1 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
3 * config/sparc/constraints.md (T): Use special memory constraint.
5 (W): Add TARGET_ARCH64 test.
6 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
7 (*movdf_insn_sp32): Likewise.
8 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
9 conjunction with offsettable memory references.
11 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
13 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
14 to avoid shared structure error.
16 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19 * config/rs6000/rs6000.c (find_alignment_op): Discard from
20 consideration any artificial definition.
22 2016-12-11 Iain Sandoe <iain@codesourcery.com>
24 * configure.ac (CROSS directory tests): Remove the assumption that
25 Darwin hosts contain suitable target sysroots in "/".
26 * configure: Regenerate.
28 2016-12-11 Iain Sandoe <iain@codesourcery.com>
30 PR rtl-optimization/71496
31 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
32 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
33 reload_macho_picbase_di): Likewise.
35 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
37 * config/pa/pa.c (pa_callee_copies): New function.
38 * config/pa/pa.opt (mcaller-copies): New option.
39 * doc/invoke.texi (mcaller-copies): Document option.
41 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
45 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
47 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
48 constant shifts larger or equal than 32.
50 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
52 * config/i386/x86-64.h: Append --32 to the assembler options when
53 -m16 is used on non-glibc systems as well.
55 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
58 * config/i386/mmintrin.h (__m64_u): New type
59 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
60 Make the allowed unaligned memory access explicit.
62 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
64 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
65 Generally use cpu generic.
67 2016-12-10 Jakub Jelinek <jakub@redhat.com>
68 Marc Glisse <marc.glisse@inria.fr>
70 PR tree-optimization/78720
71 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
72 is negative, sign extend to @1's type and than AND with C.
74 2016-12-10 Jakub Jelinek <jakub@redhat.com>
77 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
78 non-zero low bound or non-standard element sizes.
81 * lto-streamer-in.c (input_function): In addition to debug stmts
82 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
85 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
87 * config/rs6000/rs6000-passes.def: New file.
88 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
89 * config/rs6000/rs6000.c (rs6000_option_override): Remove
90 registration of machine-specific passes.
91 (pass_analyze_swaps::clone): New function.
92 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
94 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
97 * ipa-cp.c (propagate_vr_accross_jump_function): Call
98 drop_tree_overflow after fold_convert.
100 2016-12-09 Jakub Jelinek <jakub@redhat.com>
103 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
104 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
107 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
110 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
111 GET_MODE_BITSIZE. Return 2.
112 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
113 TARGET_POPCNTD the same as TARGET_CTZ.
114 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
115 (ffs<mode>2): Reimplement.
117 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
119 PR rtl-optimization/78255
120 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
121 NO_FUNCTION_CSE is true.
123 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
126 * ipa-icf.c (sem_function::parse): Don't process functions with
127 oacc decl attributes, as they may be OpenACC routines.
129 2016-12-09 David Malcolm <dmalcolm@redhat.com>
131 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
134 2016-12-09 Nathan Sidwell <nathan@acm.org>
137 * convert.c (convert_to_integer_1): Maybe fold conversions to
138 integral types with fewer bits than its mode.
140 2016-12-09 Martin Liska <mliska@suse.cz>
142 * tree-pretty-print.c (pretty_print_string): Escape non-printable
145 2016-12-09 Jakub Jelinek <jakub@redhat.com>
147 PR tree-optimization/78726
148 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
149 argument. For lhs uses in debug stmts, don't replace lhs with
150 new_lhs, but with a debug temp set to new_lhs opcode op.
151 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
152 OP down to make_new_ssa_for_def.
153 (zero_one_operation): Call make_new_ssa_for_all_defs even when
154 stmts_to_fix is empty, if *def has not changed yet. Pass
155 OPCODE to make_new_ssa_for_all_defs.
157 2016-12-08 Martin Sebor <msebor@redhat.com>
160 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
161 identifier tree nodes.
162 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
163 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
164 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
165 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
166 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
167 * builtins.c (expand_builtin_alloca): Call
168 maybe_warn_alloc_args_overflow.
169 * builtins.def (aligned_alloc, calloc, malloc, realloc):
170 Add attribute alloc_size.
171 (alloca): Add attribute alloc_size and returns_nonnull.
172 * calls.h (maybe_warn_alloc_args_overflow): Declare.
173 * calls.c (alloc_max_size, operand_signed_p): New functions.
174 (maybe_warn_alloc_args_overflow): Define.
175 (initialize_argument_information): Diagnose overflow in functions
176 declared with attaribute alloc_size.
177 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
178 -Walloc-size-larger-than.
180 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
182 PR rtl-optimization/78671
183 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
186 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
189 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
191 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
194 * config/aarch64/aarch64.c (aarch64_classify_address):
195 Set load_store_pair_p for TImode and TFmode.
197 2016-12-08 David Malcolm <dmalcolm@redhat.com>
199 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
200 regno_reg_rtx resizing logic to...
201 (emit_status::ensure_regno_capacity): ...this new method,
202 and ensure that the buffers are large enough.
203 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
204 rather than ggc_vec_alloc.
205 * function.h (emit_status::ensure_regno_capacity): New method.
207 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
209 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
210 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
211 * doc/invoke.texi (-fsanitize=kernel-address):
212 Don't say that it enables -fsanitize-address-use-after-scope.
214 2016-12-08 Bin Cheng <bin.cheng@arm.com>
217 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
218 sign bit for index step of data reference.
220 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
222 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
223 Handle SYMBOL_SMALL_TLSGD for ILP32.
224 * config/aarch64/aarch64.md : tlsgd_small modified into
225 tlsgd_small_<mode> to support SImode and DImode.
226 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
229 2016-12-08 Andrew Pinski <apinski@cavium.com>
231 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
232 Access the lower part of RTX appropriately.
234 2016-12-07 David Malcolm <dmalcolm@redhat.com>
236 * genpreds.c (write_tm_constrs_h): Update for renaming of
237 rtx_reader_ptr to md_reader_ptr.
238 (write_tm_preds_h): Likewise.
239 (write_insn_preds_c): Likewise.
240 * read-md.c (rtx_reader_ptr): Rename to...
241 (md_reader_ptr): ...this, and convert from an
242 rtx_reader * to a md_reader *.
243 (rtx_reader::set_md_ptr_loc): Rename to...
244 (md_reader::set_md_ptr_loc): ...this.
245 (rtx_reader::get_md_ptr_loc): Rename to...
246 (md_reader::get_md_ptr_loc): ...this.
247 (rtx_reader::copy_md_ptr_loc): Rename to...
248 (md_reader::copy_md_ptr_loc): ...this.
249 (rtx_reader::fprint_md_ptr_loc): Rename to...
250 (md_reader::fprint_md_ptr_loc): ...this.
251 (rtx_reader::print_md_ptr_loc): Rename to...
252 (md_reader::print_md_ptr_loc): ...this.
253 (rtx_reader::join_c_conditions): Rename to...
254 (md_reader::join_c_conditions): ...this.
255 (rtx_reader::fprint_c_condition): ...this.
256 (rtx_reader::print_c_condition): Rename to...
257 (md_reader::print_c_condition): ...this.
258 (fatal_with_file_and_line): Update for renaming of
259 rtx_reader_ptr to md_reader_ptr.
260 (rtx_reader::require_char): Rename to...
261 (md_reader::require_char): ...this.
262 (rtx_reader::require_char_ws): Rename to...
263 (md_reader::require_char_ws): ...this.
264 (rtx_reader::require_word_ws): Rename to...
265 (md_reader::require_word_ws): ...this.
266 (rtx_reader::read_char): Rename to...
267 (md_reader::read_char): ...this.
268 (rtx_reader::unread_char): Rename to...
269 (md_reader::unread_char): ...this.
270 (rtx_reader::peek_char): Rename to...
271 (md_reader::peek_char): ...this.
272 (rtx_reader::read_name): Rename to...
273 (md_reader::read_name): ...this.
274 (rtx_reader::read_escape): Rename to...
275 (md_reader::read_escape): ...this.
276 (rtx_reader::read_quoted_string): Rename to...
277 (md_reader::read_quoted_string): ...this.
278 (rtx_reader::read_braced_string): Rename to...
279 (md_reader::read_braced_string): ...this.
280 (rtx_reader::read_string): Rename to...
281 (md_reader::read_string): ...this.
282 (rtx_reader::read_skip_construct): Rename to...
283 (md_reader::read_skip_construct): ...this.
284 (rtx_reader::handle_constants): Rename to...
285 (md_reader::handle_constants): ...this.
286 (rtx_reader::traverse_md_constants): Rename to...
287 (md_reader::traverse_md_constants): ...this.
288 (rtx_reader::handle_enum): Rename to...
289 (md_reader::handle_enum): ...this.
290 (rtx_reader::lookup_enum_type): Rename to...
291 (md_reader::lookup_enum_type): ...this.
292 (rtx_reader::traverse_enum_types): Rename to...
293 (md_reader::traverse_enum_types): ...this.
294 (rtx_reader::rtx_reader): Rename to...
295 (md_reader::md_reader): ...this, and update for renaming of
296 rtx_reader_ptr to md_reader_ptr.
297 (rtx_reader::~rtx_reader): Rename to...
298 (md_reader::~md_reader): ...this, and update for renaming of
299 rtx_reader_ptr to md_reader_ptr.
300 (rtx_reader::handle_include): Rename to...
301 (md_reader::handle_include): ...this.
302 (rtx_reader::handle_file): Rename to...
303 (md_reader::handle_file): ...this.
304 (rtx_reader::handle_toplevel_file): Rename to...
305 (md_reader::handle_toplevel_file): ...this.
306 (rtx_reader::get_current_location): Rename to...
307 (md_reader::get_current_location): ...this.
308 (rtx_reader::add_include_path): Rename to...
309 (md_reader::add_include_path): ...this.
310 (rtx_reader::read_md_files): Rename to...
311 (md_reader::read_md_files): ...this.
312 * read-md.h (class rtx_reader): Split into...
313 (class md_reader): ...new class.
314 (rtx_reader_ptr): Rename to...
315 (md_reader_ptr): ...this, and convert to a md_reader *.
316 (class noop_reader): Update base class to be md_reader.
317 (class rtx_reader): Reintroduce as a subclass of md_reader.
318 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
319 (read_char): Update for renaming of rtx_reader_ptr to
321 (unread_char): Likewise.
322 * read-rtl.c (rtx_reader_ptr): New global.
323 (rtx_reader::apply_iterator_to_string): Rename to...
324 (md_reader::apply_iterator_to_string): ...this.
325 (rtx_reader::copy_rtx_for_iterators): Rename to...
326 (md_reader::copy_rtx_for_iterators): ...this.
327 (rtx_reader::read_conditions): Rename to...
328 (md_reader::read_conditions): ...this.
329 (rtx_reader::record_potential_iterator_use): Rename to...
330 (md_reader::record_potential_iterator_use): ...this.
331 (rtx_reader::read_mapping): Rename to...
332 (md_reader::read_mapping): ...this.
333 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
335 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
336 than directly accessing m_string_obstack.
337 (rtx_reader::rtx_reader): New ctor.
338 (rtx_reader::~rtx_reader): New dtor.
340 2016-12-07 Martin Sebor <msebor@redhat.com>
346 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
348 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
349 (check_memop_sizes): Same.
350 (expand_builtin_memcpy): Call check memop_sizes.
351 (expand_builtin_mempcpy): Same.
352 (expand_builtin_memset): Same,
353 (expand_builtin_bzero): Same.
354 (expand_builtin_memory_chk): Call check_sizes.
355 (expand_builtin_strcpy): Same.
356 (expand_builtin_strncpy): Same.
357 (maybe_emit_sprintf_chk_warning): Same.
358 (expand_builtin): Handle strcat and strncat.
359 (fini_object_sizes): Reset pointers.
360 (compute_object_size): New function.
361 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
362 Avoid issuing warnings also issued during built-in expansion.
363 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
365 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
368 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
369 V2DImode elements are SUBREG's convert the result into DImode
370 rather than failing in emit_move_insn.
372 2016-12-07 Jakub Jelinek <jakub@redhat.com>
374 * builtins.c (fold_builtin_strstr): Removed.
375 (fold_builtin_2): Don't call fold_builtin_strstr.
376 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
377 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
378 (gimple_fold_builtin_strstr): New function.
379 (gimple_fold_builtin): Call it.
380 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
383 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
384 var to lhs of new_stmt right before noreturn handling rather than to
385 lhs of e->call_stmt early.
387 2016-12-07 David Malcolm <dmalcolm@redhat.com>
389 * read-md.c (rtx_reader::require_char): New method.
390 (require_char_ws): Convert from function to...
391 (rtx_reader::require_char_ws): ...method.
392 (rtx_reader::require_word_ws): New method.
393 * read-md.h (rtx_reader::require_char): New method decl.
394 (require_char_ws): Remove global decl in favor of...
395 (rtx_reader::require_char_ws): ...new method decl.
396 (rtx_reader::require_word_ws): New method decl.
397 (rtx_reader::peek_char): New method decl.
399 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
401 PR rtl-optimization/78617
402 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
403 registers, also setting hard registers mapped to pseudo registers.
405 2016-12-07 David Malcolm <dmalcolm@redhat.com>
407 * cfgexpand.c (pass_expand::execute): Move stack initializations
408 to rtl_data::init_stack_alignment and call it.
409 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
410 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
412 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
414 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
415 (ira): Move initialization of crtl->is_leaf earlier.
417 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
419 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
420 (movtf_aarch64): Likewise.
421 * config/aarch64/aarch64.c (aarch64_classify_address):
422 Use correct intersection of offsets.
423 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
424 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
425 Use 7-bit signed scaled mode for modes > 16 bytes.
427 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
429 PR rtl-optimization/78561
430 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
431 constant_pool_empty_p in place of get_pool_size_upper_bound.
432 (rs6000_stack_info): Likewise.
433 (rs6000_emit_prologue): Likewise.
434 (rs6000_elf_declare_function_name): Likewise.
435 (rs6000_set_up_by_prologue): Likewise.
436 (rs6000_can_eliminate): Likewise.
437 * output.h (get_pool_size_upper_bound): Delete.
438 (constant_pool_empty_p): New.
439 * varasm.c (get_pool_size_upper_bound): Delete
440 (constant_pool_empty_p): New.
442 2016-12-07 Bin Cheng <bin.cheng@arm.com>
444 PR tree-optimization/78691
445 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
446 Require integral type for the outer expression.
448 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
450 * config/aarch64/aarch64.c
451 (aarch64_builtin_support_vector_misalignment): New.
452 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
454 2016-12-06 David Malcolm <dmalcolm@redhat.com>
457 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
458 Conditionalize the string comparison on Pmode == DImode.
460 2016-12-06 Tom de Vries <tom@codesourcery.com>
462 PR tree-optimization/67955
463 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
464 (stmt_kills_ref_p): Use it.
466 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
469 * calls.c (expand_call): Move back call to prepare_call_address.
471 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
474 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
475 ?* constraints for the ISA 3.0 patterns, so the register allocator
476 is more likely to allocate QImode/HImode to vector registers for
477 conversion to floating point unless a reload is needed.
478 (zero_extendhi<mode>2): Likewise.
479 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
480 first alternative which is converting QImode/HImode to floating
481 point and the QImode/HImode value is in a vector register, and
482 does not allocate the second pseudo register. Remove zero
483 extending into traditional floating point registers, since the
484 instruction used only works on traditional altivec registers.
485 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
487 2016-12-06 David Malcolm <dmalcolm@redhat.com>
489 * config/i386/i386.c: Include print-rtl.h.
490 (selftest::ix86_test_dumping_memory_blockage): New function.
491 (selftest::ix86_run_selftests): Call it.
492 * print-rtl-function.c (print_rtx_function): Create an
493 rtx_reuse_manager and use it.
494 * print-rtl.c: Include "rtl-iter.h".
495 (rtx_writer::rtx_writer): Add reuse_manager param.
496 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
497 (uses_rtx_reuse_p): New function.
498 (rtx_reuse_manager::preprocess): New function.
499 (rtx_reuse_manager::has_reuse_id): New function.
500 (rtx_reuse_manager::seen_def_p): New function.
501 (rtx_reuse_manager::set_seen_def): New function.
502 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
503 prefix the first time in_rtx is seen, and print reuse_rtx
505 (print_inline_rtx): Supply NULL for new reuse_manager param.
506 (debug_rtx): Likewise.
507 (print_rtl): Likewise.
508 (print_rtl_single): Likewise.
509 (rtx_writer::print_rtl_single_with_indent): Likewise.
510 * print-rtl.h: Include bitmap.h when building for host.
511 (rtx_writer::rtx_writer): Add reuse_manager param.
512 (rtx_writer::m_rtx_reuse_manager): New field.
513 (class rtx_reuse_manager): New class.
514 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
515 param and use it when constructing rtx_writer.
516 (selftest::test_dumping_rtx_reuse): New function.
517 (selftest::rtl_tests_c_tests): Call it.
518 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
519 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
520 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
521 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
523 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
526 * lra-lives.c (process_bb_lives): Update biggest mode for
527 implicitly used hard reg.
529 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/predicates.md (general_gr_operand): New predicate.
532 * config/i386/i386.md (TImode and DImode push_operand splitter):
533 Use general_gr_operand. Macroize using DWI mode macro.
534 (TImode and DImode nonimmediate_operand splitter): Use
535 nonimmediate_gr_operand and general_gr_operand. Macroize using
537 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
538 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
539 and general_gr_operand.
540 (XFmode nonimmediate_operand splitter): Ditto.
541 (DFmode nonimmediate_operand splitter): Ditto.
542 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
544 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
546 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
547 alphabetical order with respect to other ARMv8 processors.
548 * config/arm/arm-tables.opt: Regenerate.
549 * config/arm/arm-tune.md: Likewise.
551 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
553 * config/mips/mips.c (mips_expand_builtin_insn): Check input
554 ranges of literal integer arguments.
556 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
559 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
560 destroy_predicate_vecs.
561 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
563 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
566 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
567 argument type to a pred_chain.
568 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
570 (flatten_out_predicate_chains): Remove.
571 (uninit_uses_cannot_happen): Rename from
572 uninit_ops_invalidate_phi_use.
573 Change logic so that we are checking that the PHI use will
574 invalidate _ALL_ possibly uninitialized operands.
575 (is_use_properly_guarded): Rename call to
576 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
578 2016-12-06 Tamar Christina <tamar.christina@arm.com>
580 * gcc/config/aarch64/arm_neon.h
581 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
582 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
583 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
584 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
585 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
586 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
587 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
588 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
589 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
590 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
591 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
592 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
593 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
594 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
596 2016-12-06 Jakub Jelinek <jakub@redhat.com>
599 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
600 plus offset is non-zero. For maybe_nonzero_address decl base0,
601 require indirect_base0.
604 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
605 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
606 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
607 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
608 and arguments have no side-effects, return 0.
609 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
612 * fold-const-call.c (fold_const_call): Handle
613 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
615 PR tree-optimization/78675
616 * tree-vect-loop.c (vectorizable_live_operation): For
617 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
618 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
620 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
623 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
624 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
625 (copy_insn_1) <CLOBBER>: Likewise.
627 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
630 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
631 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
632 comparing signed to unsigned values.
633 (FUNCTION_ARG_REGNO_P): Likewise.
635 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
636 Stefan Freudenberger <stefan@reservoir.com>
638 PR tree-optimization/78646
639 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
640 addition used for the memory base expression should have the type
643 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
646 * config.gcc (*-*-uclinux*): Enable posix threads.
648 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
650 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
651 * config/i386/avx512dqintrin.h: Ditto.
652 * config/i386/avx512fintrin.h: Ditto.
653 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
654 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
655 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
656 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
657 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
658 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
660 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
661 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
662 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
663 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
664 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
665 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
666 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
667 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
668 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
670 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
672 * combine.c: Revert r243162.
674 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
676 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
677 X tests a single bit.
679 2016-12-05 Nathan Sidwell <nathan@acm.org>
681 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
682 (diagnostic_action_after_output): ... here.
683 (diagnostic_report_diagnostic): Call it for non-notes.
684 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
685 (diagnostic_check_max_errors): Declare.
687 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
689 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
690 (ENDFILE_SPEC): Likewise.
692 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
694 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
695 * config/arc/arc.c (arc_unspec_offset): New function.
696 (arc_finalize_pic): Change.
697 (arc_emit_call_tls_get_addr): Likewise.
698 (arc_legitimize_tls_address): Likewise.
699 (arc_legitimize_pic_address): Likewise.
700 (insn_is_tls_gd_dispatch): Remove.
701 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
702 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
703 (tls_gd_dispatch): Likewise.
705 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
707 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
710 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
712 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
713 (sparc_split_reg_mem_legitimate): ...this.
714 (sparc_split_reg_mem): Declare.
715 (sparc_split_mem_reg): Likewise.
716 (sparc_split_regreg_legitimate): Rename to...
717 (sparc_split_reg_reg_legitimate): ...this.
718 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
719 (sparc_split_reg_mem_legitimate): ...this.
720 (sparc_split_reg_mem): New function.
721 (sparc_split_mem_reg): Likewise.
722 (sparc_split_regreg_legitimate): Rename to...
723 (sparc_split_reg_reg_legitimate): ...this.
724 (sparc_split_reg_reg): New function.
725 * config/sparc/sparc.md (lra): Remove "none" value.
726 (enabled): Adjust to above change.
727 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
728 (DImode splitters): Adjust to above renamings and use new functions.
729 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
730 (DFmode splitters): Adjust to above renamings and use new functions.
731 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
732 constraint in conjunction with e.
733 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
734 alternative and reorder others.
735 (VM64:mode splitters): Adjust to above renamings and use new functions.
737 2016-12-04 Martin Sebor <msebor@redhat.com>
740 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
741 identifier tree nodes.
742 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
743 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
744 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
745 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
746 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
747 * builtins.def (aligned_alloc, calloc, malloc, realloc):
748 Add attribute alloc_size.
749 (alloca): Add attribute alloc_size and returns_nonnull.
751 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
755 (dimode_scalar_chain::compute_convert_gain): Ditto.
756 (dimode_scalar_chain::convert_insn): Ditto.
758 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
760 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
761 cases to build a lowpart SUBREG.
763 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
764 David S. Miller <davem@davemloft.net>
766 * config/sparc/constraints.md (U): Adjust comment.
767 * config/sparc/sparc.md (lra): New attribute.
768 (enabled): For base instructions, if the lra attribute is set,
769 return 1 if it is in keeping with TARGET_LRA.
770 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
771 constraint and duplicate them with U replaced by r.
772 (*movdf_insn_sp32): Likewise.
773 (*mov<VM64:mode>_insn_sp32): Likewise.
774 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
776 2016-12-02 Jeff Law <law@redhat.com>
778 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
779 variable main_variant.
781 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
783 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
784 default on PowerPC linux systems.
786 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
788 PR rtl-optimization/78638
789 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
790 GET_MODE (op). Fix this.
792 2016-12-02 David Malcolm <dmalcolm@redhat.com>
795 * selftest.c (selftest::assert_strndup_eq): Rename to...
796 (selftest::assert_xstrndup_eq): ...this, and remove call to
798 (selftest::test_strndup): Rename to...
799 (selftest::test_xstrndup): ...this, updating for above renaming.
800 (selftest::test_libiberty): Update for renaming.
802 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
805 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
806 subversion id 242679 that causes the wrong store instruction to be
807 generated if a DImode is in an Altivec register using REG+REG
810 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
814 and corresponding post-reload splitter.
816 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
818 * config/aarch64/aarch64.h (machine_function): Add
819 reg_is_wrapped_separately field.
820 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
821 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
823 (aarch64_save_callee_saves): Don't save registers that are wrapped
825 (aarch64_restore_callee_saves): Don't restore registers that are
827 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
828 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
829 (aarch64_get_separate_components): New function.
830 (aarch64_get_next_set_bit): Likewise.
831 (aarch64_components_for_bb): Likewise.
832 (aarch64_disqualify_components): Likewise.
833 (aarch64_emit_prologue_components): Likewise.
834 (aarch64_emit_epilogue_components): Likewise.
835 (aarch64_set_handled_components): Likewise.
836 (aarch64_process_components): Likewise.
837 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
838 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
839 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
840 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
841 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
842 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
844 2016-12-02 Martin Jambor <mjambor@suse.cz>
846 * passes.def: Move pass_rebuild_cgraph_edges to the end of
847 pass_build_ssa_passes.
849 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
851 * config/alpha/alpha.md (exception_receiver): Copy
852 alpha_gp_ave_rtx return value.
854 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
856 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
857 for several include directories that may be relative to sysroot.
858 * config/i386/x-mingw32 (gplus_includedir): Define.
859 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
860 (native_system_includedir): Likewise.
861 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
862 override if TARGET_SYSTEM_ROOT is defined.
863 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
865 2016-12-02 Jakub Jelinek <jakub@redhat.com>
868 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
869 (dimode_scalar_chain::compute_convert_gain): Likewise.
870 (dimode_scalar_chain::convert_insn): Likewise.
871 * config/i386/i386.md (*one_cmpldi2_doubleword): New
872 define_insn_and_split.
873 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
876 * rtl.c (copy_rtx): Don't clear used flag here.
877 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
879 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
880 'E' in format, copy all vectors.
881 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
882 * valtrack.c (cleanup_auto_inc_dec): Likewise.
883 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
885 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
886 Thomas Preud'homme <thomas.preudhomme@arm.com>
888 * config/arm/arm-builtins.c (arm_builtins): Define
889 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
890 (bdesc_2arg): Add line for cmse_nonsecure_caller.
891 (arm_init_builtins): Handle cmse_nonsecure_caller.
892 (arm_expand_builtin): Likewise.
893 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
895 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
896 Thomas Preud'homme <thomas.preudhomme@arm.com>
898 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
899 (cmse_nonsecure_call_clear_caller_saved): New.
900 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
901 (arm_function_ok_for_sibcall): Disable sibcalls for
903 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
904 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
905 (call_value): Likewise.
906 (nonsecure_call_internal): New.
907 (nonsecure_call_value_internal): New.
908 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
909 (*nonsecure_call_value_reg_thumb1_v5): New.
910 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
911 (*nonsecure_call_value_reg_thumb2): New.
912 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
914 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
915 Thomas Preud'homme <thomas.preudhomme@arm.com>
917 * config/arm/arm.c (gimplify.h): New include.
918 (arm_handle_cmse_nonsecure_call): New.
919 (arm_attribute_table): Added cmse_nonsecure_call.
920 (arm_comp_type_attributes): Deny compatibility of function types
921 with without the cmse_nonsecure_call attribute.
922 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
924 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
925 Thomas Preud'homme <thomas.preudhomme@arm.com>
927 * config/arm/arm.c (output_return_instruction): Clear
929 (thumb2_expand_return): Likewise.
930 (thumb1_expand_epilogue): Likewise.
931 (thumb_exit): Likewise.
932 (arm_expand_epilogue): Likewise.
933 (cmse_nonsecure_entry_clear_before_return): New.
934 (comp_not_to_clear_mask_str_un): New.
935 (compute_not_to_clear_mask): New.
936 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
937 * config/arm/thumb2.md (*thumb2_return): Disable for
938 cmse_nonsecure_entry functions.
939 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
940 cmse_nonsecure_entry functions.
942 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
943 Thomas Preud'homme <thomas.preudhomme@arm.com>
945 * config/arm/arm.c (use_return_insn): Change to return with bxns
946 when cmse_nonsecure_entry.
947 (output_return_instruction): Likewise.
948 (arm_output_function_prologue): Likewise.
949 (thumb_pop): Likewise.
950 (thumb_exit): Likewise.
951 (thumb2_expand_return): Assert that entry functions always have simple
953 (arm_expand_epilogue): Handle entry functions.
954 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
955 (arm_asm_declare_function_name): New.
956 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
957 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
958 use arm_asm_declare_function_name.
960 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
961 Thomas Preud'homme <thomas.preudhomme@arm.com>
963 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
964 (arm_attribute_table): Added cmse_nonsecure_entry
965 (arm_compute_func_type): Handle cmse_nonsecure_entry.
966 (cmse_func_args_or_return_in_stack): New.
967 (arm_handle_cmse_nonsecure_entry): New.
968 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
969 (IS_CMSE_ENTRY): Likewise.
970 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
972 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
973 Thomas Preud'homme <thomas.preudhomme@arm.com>
975 * config.gcc (extra_headers): Added arm_cmse.h.
976 * config/arm/arm-arches.def (ARM_ARCH):
977 (armv8-m): Add FL2_CMSE.
978 (armv8-m.main): Likewise.
979 (armv8-m.main+dsp): Likewise.
981 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
982 * config/arm/arm-flags.h: Define FL2_CMSE.
983 * config/arm.c (arm_arch_cmse): New.
984 (arm_option_override): New error for unsupported cmse target.
985 * config/arm/arm.h (arm_arch_cmse): New.
986 * config/arm/arm.opt (mcmse): New.
987 * config/arm/arm_cmse.h: New file.
988 * doc/invoke.texi (ARM Options): Add -mcmse.
989 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
990 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
992 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
994 * config/avr/avr.c: Fix coding rule glitches.
996 2016-12-02 Martin Jambor <mjambor@suse.cz>
998 * hsa.c (hsa_callable_function_p): Return false for artificial
1001 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1003 PR rtl-optimization/78561
1004 * varasm.c (recompute_pool_offsets): New.
1005 (output_constant_pool): Call it.
1007 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1009 PR rtl-optimization/78561
1010 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1011 get_pool_size to get_pool_size_upper_bound.
1012 (rs6000_stack_info): Likewise.
1013 (rs6000_emit_prologue): Likewise.
1014 (rs6000_elf_declare_function_name): Likewise.
1015 (rs6000_set_up_by_prologue): Likewise.
1016 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1017 * output.h (get_pool_size): Rename to...
1018 (get_pool_size_upper_bound): ...This.
1019 * varasm.c (get_pool_size): Rename to...
1020 (get_pool_size_upper_bound): ...This.
1022 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1024 * match.pd: Add new pattern:
1025 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1027 2016-12-02 Nathan Sidwell <nathan@acm.org>
1029 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1032 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1035 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1038 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1040 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1043 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1045 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1046 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1047 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1048 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1049 avr_mcu_types.flash_size to compute default value.
1050 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1051 mcu->flash_size to compute value for spec.
1053 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1055 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1056 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1057 about linker description to avoid progmem altogether.
1058 [absdata]: Point to -mabsdata option.
1060 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1062 PR rtl-optimization/78547
1063 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1064 DECL_INCOMING_RTL is not shared.
1065 * config/i386/i386.c (convert_scalars_to_vectors): If any
1066 insns have been converted, adjust all parameter's DEC_RTL and
1067 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1070 PR rtl-optimization/78575
1071 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1072 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1073 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1074 affect further iterations.
1076 2016-12-02 Martin Liska <mliska@suse.cz>
1079 * sreal.c (sreal::to_int): Make absolute value before shifting.
1080 (sreal::operator/): Likewise.
1081 (sreal_verify_negative_division): New test.
1082 (void sreal_c_tests): Call the new test.
1083 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1085 (sreal::normalize_down): Likewise.
1087 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1089 * combine.c (combine_simplify_rtx): Suppress replacement of
1090 "(and (reg) (const_int bit))" with "if_then_else".
1092 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1095 * config/s390/s390.md ("extzv")
1096 ("*extzv<mode><clobbercc_or_nocc>")
1097 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1098 ("*<risbg_n>_ior_and_sr_ze")
1099 ("*extract1bitdi<clobbercc_or_nocc>")
1100 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1101 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1102 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1103 to validate the arguments of zero_extract and sign_extract.
1105 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1108 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1110 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1112 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1114 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1117 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1119 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1120 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1121 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1122 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1123 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1124 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1125 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1126 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1127 ("vec_unpacku_lo_v4si"): New pattern definitions.
1128 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1131 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1133 * config/s390/s390-protos.h (s390_reverse_condition): New
1135 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1137 (s390_reverse_condition): New function.
1138 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1141 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1143 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1144 (CCVHUANY): Remove modes.
1145 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1147 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1148 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1150 (s390_branch_condition_mask): Adjust to use the new cc consumer
1151 modes. The new modes allow for proper reversal in the middle-end.
1152 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1153 consumer modes for a comparison.
1154 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1155 throughout the file.
1156 * config/s390/vx-builtins.md: Likewise.
1158 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1160 * asan.c (asan_global_struct): Refactor.
1161 (create_odr_indicator): New function.
1162 (asan_needs_odr_indicator_p): Likewise.
1163 (is_odr_indicator): Likewise.
1164 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1166 (asan_protect_global): Do not protect odr indicators.
1168 2016-12-01 Jeff Law <law@redhat.com>
1170 * tree-ssa-threadedge.c
1171 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1172 propagation of operands if there are no operands.
1174 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1176 PR tree-optimization/78586
1177 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1178 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1179 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1180 type is INTEGER_TYPE or POINTER_TYPE.
1182 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1185 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1186 (vextuhrx): Likewise.
1187 (vextuwlx): Likewise.
1188 (vextuwrx): Likewise.
1190 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1192 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1193 early_dwarf_finished.
1195 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1196 David S. Miller <davem@davemloft.net>
1198 * config/sparc/sparc.opt (mlra): New target option.
1199 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1200 (sparc_lra_p): ...this. New function.
1201 (D_MODES, DF_MODES): Add missing cast.
1202 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1203 provide these insns when flag_pic.
1204 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1205 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1206 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1207 embmedany_textulo, embmedany_textlo): Likewise.
1208 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1210 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1214 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1216 2016-12-01 Richard Biener <rguenther@suse.de>
1217 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1219 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1220 memset if len-oldlen != 0.
1221 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1223 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1227 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1229 * config/avr/avr.c: Fix coding rule glitches.
1231 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1233 PR tree-optimization/78598
1234 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1237 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1239 PR rtl-optimization/78596
1240 * combine.c (simplify_comparison): Cast to unsigned to avoid
1241 left shifting of negative value.
1243 2016-12-01 Matthias Klose <doko@ubuntu.com>
1245 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1247 2016-12-01 Richard Biener <rguenther@suse.de>
1249 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1250 treat arrays with same type as objects that cannot overlap.
1252 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1254 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1255 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1256 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1258 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1261 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1262 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1263 in unsigned HOST_WIDE_INT type.
1264 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1267 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1268 set_used_flags (pat) before any simplifications. Clear used flag on
1269 PARALLEL copy. Don't guard add_reg_note call. Call
1270 copy_rtx_if_shared on pat before storing it into
1271 REG_FRAME_RELATED_EXPR.
1273 2016-12-01 Alan Modra <amodra@gmail.com>
1275 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1276 look inside UNSPEC_VSX_XXSPLTW vec.
1278 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1280 PR rtl-optimization/78607
1281 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1283 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1286 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1287 element is not a constant or in a register, force it to a
1291 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1292 that will be set to a vector element to be in a register.
1293 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1294 the wrong multiplier to convert the element number to a byte
1297 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1299 PR tree-optimization/77856
1300 * lra-constraints.c (inherit_in_ebb): Check original regno for
1301 invalid invariant regs too. Set only clobbered hard regs for the
1302 invalid invariant regs.
1304 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1306 Commit files forgotten in r242966.
1308 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1309 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1310 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1311 prefix check to find wrap-around value, instead use MCU flash size.
1312 For 8k flash devices, update link_pmem_wrap spec string to
1313 add --pmem-wrap-around=8k.
1314 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1316 (LINK_SPEC): ...to here.
1318 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1321 * selftest.c (selftest::assert_strndup_eq): New function.
1322 (selftest::test_strndup): New function.
1323 (selftest::test_libiberty): New function.
1324 (selftest::selftest_c_tests): Call test_libiberty.
1326 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1328 PR rtl-optimization/78610
1329 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1332 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1334 PR tree-optimization/78574
1335 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1336 header PHI that doesn't define biv.
1338 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1340 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1343 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1344 sharing the SUBREG rtx between move and following insn.
1346 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1347 for REG_EQUIV argument.
1349 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1351 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1353 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1356 * real.c (real_hash): Add cast to avoid left
1357 shifting of negative values.
1359 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1362 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1363 from a subreg in operands[1] and don't call REGNO on a non-reg
1364 expression when deciding to force operands[2] into a reg.
1366 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1367 Andrew Burgess <andrew.burgess@embecosm.com>
1369 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1370 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1371 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1372 * config/arc/arc700.md: Add define_bypass for store/load.
1374 2016-11-30 Martin Liska <mliska@suse.cz>
1376 * cgraph.c (symbol_table::initialize): Initialize
1377 ipa_clones_dump_file.
1378 (cgraph_node::remove): Report to ipa_clones_dump_file.
1379 * cgraph.h: Add new argument (suffix) to cloning methods.
1380 * cgraphclones.c (dump_callgraph_transformation): New function.
1381 (cgraph_node::create_clone): New argument.
1382 (cgraph_node::create_virtual_clone): Likewise.
1383 (cgraph_node::create_version_clone): Likewise.
1384 * dumpfile.c: Add .ipa-clones dump file.
1385 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1386 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1387 to dump_callgraph_transformation.
1389 2016-11-30 Martin Liska <mliska@suse.cz>
1392 * asan.c (asan_expand_mark_ifn): Properly
1393 select a VAR_DECL from FRAME.* component reference.
1395 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1397 PR rtl-optimization/78583
1398 * simplify-rtx.c (simplify_truncation): Add check missing from the
1401 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1403 PR rtl-optimization/78590
1404 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1405 if the subreg_reg is a scalar integer mode.
1407 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1409 PR tree-optimization/78586
1410 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1411 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1412 Don't build_int_cst min/max twice. Formatting fix.
1414 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1416 PR rtl-optimization/78588
1417 * combine.c (if_then_else_cond): Also guard against BLKmode.
1418 * rtlanal.c (num_sign_bit_copies1): Add assert.
1420 2016-11-29 Jeff Law <law@redhat.com>
1422 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1425 * lra-constraints.c (check_and_process_move): Constrain the
1426 range of DCLASS and SCLASS to avoid false positive out of bounds
1427 array index warning.
1429 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1431 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1433 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1435 PR preprocessor/78569
1436 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1437 line directives were present.
1439 2016-11-30 Matthias Klose <doko@ubuntu.com>
1441 * doc/install.texi: Document configure options --enable-objc-gc
1442 and --with-target-bdw-gc.
1444 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1447 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1448 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1449 residing in traditional altivec registers can be stored
1452 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1455 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1456 overhead loop start between a call and its CALL_ARG_LOCATION
1459 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1461 * config/bfin/linux.h (CPP_SPEC): Define.
1463 2016-11-29 Martin Sebor <msebor@redhat.com>
1465 PR tree-optimization/78512
1466 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1467 * config/rs6000/linux.h: Same.
1468 * config/rs6000/linux64.h: Same.
1469 * config/sol2.h: Same.
1470 * config/sol2.c (solaris_printf_pointer_format): Remove.
1471 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1472 * doc/tm.texi: Regenerate.
1473 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1474 (pass_sprintf_length::compute_format_length): Return bool.
1475 (pass_sprintf_length::handle_gimple_call): Adjust.
1476 * target.def (printf_pointer_format): Remove.
1477 * targhooks.c (default_printf_pointer_format): Remove.
1478 (linux_printf_pointer_format): Same.
1479 * targhooks.h (default_printf_pointer_format): Remove.
1480 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1482 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1486 (SWI1248_AVX512BWDQ): Ditto.
1487 (SWI1248_AVX512BW): Ditto.
1488 (k<any_logic:code><mode>): Ditto.
1489 (kandn<mode>): Ditto.
1490 (kxnor<mode>): Ditto.
1491 (knot<mode>): Ditto.
1492 (*k<any_lshift:code><mode>): Ditto.
1493 (kortestzhi, kortestchi): Ditto.
1494 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1496 2016-11-29 Andrew Pinski <apinski@cavium.com>
1498 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1501 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1504 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1505 to stack before call mcount.
1506 (tilegx_can_use_return_insn_p): Clean up code.
1508 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1510 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1512 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1518 * spellcheck.c (selftest::test_find_closest_string): Verify that
1519 we don't offer the goal string as a suggestion.
1520 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1521 offer the goal string as a suggestion.
1524 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1526 * config/arc/arc.c (arc_override_options): Avoid selection of
1527 compact casesi for ARCv2.
1529 2016-11-29 Richard Biener <rguenther@suse.de>
1531 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1532 PHIs after a regular stmt.
1533 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1536 2016-11-29 Martin Liska <mliska@suse.cz>
1538 PR gcov-profile/78582
1539 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1540 to prevent PHI argument clash.
1542 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1544 * config/arc/arc.opt (marclinux): Fix typo.
1545 (marclinux_prof): Likewise.
1547 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1549 * target.def (stack_protect_runtime_enabled_p): New.
1550 * function.c (expand_function_end): Guard stack_protect_epilogue with
1551 targetm.stack_protect_runtime_enabled_p.
1552 * cfgexpand.c (pass_expand::execute): Likewise.
1553 * calls.c (expand_call): Likewise.
1554 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1555 * doc/tm.texi: Regenerate.
1557 2016-11-29 Richard Biener <rguenther@suse.de>
1560 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1562 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1564 * doc/contrib.texi: Add a few missing gfortran contributors.
1566 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1568 * combine.c (change_zero_ext): Also handle extends from a subreg
1569 to a mode bigger than that of the operand of the subreg.
1571 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1574 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1575 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1577 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1579 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1581 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1582 head_components and tail_components.
1583 (spread_components): New algorithm.
1584 (emit_common_tails_for_components): Clear head_components and
1586 (insert_prologue_epilogue_for_components): Write extra output to the
1587 dump file for sibcalls and abnormal exits.
1589 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1591 PR rtl-optimization/78342
1592 * combine.c: Include "cfghooks.h".
1593 (try_combine): If we create an unconditional trap, break the basic
1594 block in two just after it, and remove the edge between; also, set
1595 the *new_direct_jump_p flag so that cleanup_cfg is run.
1597 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1599 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1602 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1605 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1606 output template string.
1607 (*anddi_1): Use multi-line output template string.
1610 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1613 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1614 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1615 note has been removed.
1616 * postreload.c (reload_combine_recognize_pattern): If
1617 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1619 2016-11-28 Martin Sebor <msebor@redhat.com>
1622 * gimple-ssa-sprintf.c (target_max_value): Remove.
1623 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1624 (get_width_and_precision): New function.
1625 (format_integer, format_floating, get_string_length, format_string):
1626 Correct handling of width and precision with unknown value.
1627 (format_directive): Add warning.
1628 (pass_sprintf_length::compute_format_length): Allow for precision
1629 to consist of a sole period with no asterisk or digits after it.
1631 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1633 PR rtl-optimization/78546
1634 * simplify-rtx.c (neg_const_int): When negating most negative
1635 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1636 simplify_const_unary_operation to produce CONST_DOUBLE or
1638 (simplify_plus_minus): Handle the case where neg_const_int
1639 doesn't return a CONST_INT.
1641 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1644 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1645 left shifting of negative values.
1647 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1650 * tree-nested.c (convert_local_reference_stmt): After adding
1651 shared (FRAME.NN) clause to omp parallel, task or target,
1652 add it also to all outer omp parallel, task or target constructs.
1654 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1657 (UNSPEC_KMOV): Remove.
1658 (kmovw): Expand to plain HImode move.
1659 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1660 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1661 Remove corresponding clobber-removing splitter.
1662 (*anddi_1): Remove mask register alternatives.
1666 (*<any_or:code><mode>_1): Ditto.
1667 (*<any_or:code>qi_1): Ditto.
1668 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1669 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1670 Remove corresponding splitter to operation with general registers.
1671 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1672 (*andn<SWI12:mode>): New pattern.
1673 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1674 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1675 with general registers.
1676 (knot<mode>): New insn pattern.
1677 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1678 (one_cmplqi2_1): Ditto.
1679 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1680 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1681 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1682 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1683 to generate kmaskop shift.
1684 (vec_unpacks_hi_<mode>): Ditto.
1685 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1686 Use CODE_FOR_kandhi.
1687 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1688 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1689 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1691 2016-11-28 Richard Biener <rguenther@suse.de>
1693 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1694 to SSA names via extract_range_from_ssa_name if allowed.
1696 2016-11-28 Richard Biener <rguenther@suse.de>
1698 PR tree-optimization/78542
1699 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1702 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1704 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1705 isolates a single bit, even if the condition involves subregs.
1707 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1709 * config/aarch64/aarch64-simd-builtins.def
1710 (BSL_P): Added di and v2di mode.
1711 * config/aarch64/arm_neon.h
1712 (vsriq_n_p64, vsri_n_p64): Added poly type.
1713 (vextq_p64, vext_p64): Likewise.
1714 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1716 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1718 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1719 (TYPES_GETREGP): Likewise.
1720 (TYPES_SHIFTINSERTP): Likewise.
1721 (TYPES_COMBINEP): Likewise.
1722 (TYPES_STORE1P): Likewise.
1723 * config/aarch64/aarch64-simd-builtins.def
1724 (combine): Added poly generator.
1725 (get_dregoi): Likewise.
1726 (get_dregci): Likewise.
1727 (get_dregxi): Likewise.
1731 * config/aarch64/arm_neon.h
1732 (poly64x1x2_t, poly64x1x3_t): New.
1733 (poly64x1x4_t, poly64x2x2_t): Likewise.
1734 (poly64x2x3_t, poly64x2x4_t): Likewise.
1735 (poly64x1_t): Likewise.
1736 (vcreate_p64, vcombine_p64): Likewise.
1737 (vdup_n_p64, vdupq_n_p64): Likewise.
1738 (vld2_p64, vld2q_p64): Likewise.
1739 (vld3_p64, vld3q_p64): Likewise.
1740 (vld4_p64, vld4q_p64): Likewise.
1741 (vld2_dup_p64, vld3_dup_p64): Likewise.
1742 (vld4_dup_p64, vsli_n_p64): Likewise.
1743 (vsliq_n_p64, vst1_p64): Likewise.
1744 (vst1q_p64, vst2_p64): Likewise.
1745 (vst3_p64, vst4_p64): Likewise.
1746 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1747 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1748 (vget_lane_p64, vgetq_lane_p64): Likewise.
1749 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1750 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1751 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1752 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1753 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1754 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1755 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1756 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1757 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1758 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1759 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1760 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1761 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1762 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1763 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1764 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1765 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1766 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1767 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1768 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1769 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1770 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1771 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1772 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1773 (vset_lane_p64, vsetq_lane_p64): Likewise.
1774 (vget_low_p64, vget_high_p64): Likewise.
1775 (vcombine_p64, vst2_lane_p64): Likewise.
1776 (vst3_lane_p64, vst4_lane_p64): Likewise.
1777 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1778 (vst4q_lane_p64, vget_lane_p64): Likewise.
1779 (vget_laneq_p64, vset_lane_p64): Likewise.
1780 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1781 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1782 (vdupq_n_p64, vdup_lane_p64): Likewise.
1783 (vdup_laneq_p64, vld1_p64): Likewise.
1784 (vld1q_p64, vld1_dup_p64): Likewise.
1785 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1786 (vmov_n_p64, vmovq_n_p64): Likewise.
1787 (vst3q_p64, vst4q_p64): Likewise.
1788 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1789 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1790 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1791 (vdupq_laneq_p64): Likewise.
1793 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1795 * config/arm/arm_neon.h (vget_lane_p64): New.
1797 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1800 * configure.ac (with_ld64): Use portable method to extract the
1801 major part of the version number.
1802 * configure: Regenerated.
1804 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1806 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1807 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1808 intmax_t couldn't be determined.
1809 (format_integer): Make {,u}intmax_type_node no longer static,
1810 initialize them only when needed. For z and t use
1811 signed_or_unsigned_type_for instead of assuming size_t and
1812 ptrdiff_t have the same precision.
1815 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1816 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1817 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1818 vector instead of traversing m_classes hash table. Release
1820 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1822 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1823 add it also to m_classes_vec vector.
1824 (sem_item_optimizer::remove_symtab_node,
1825 sem_item_optimizer::build_hash_based_classes,
1826 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1827 (sem_item_optimizer::subdivide_classes_by_equality,
1828 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1829 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1830 instead of traversing m_classes hash table. Formatting fixes.
1831 (sem_item_optimizer::traverse_congruence_split,
1832 sem_item_optimizer::do_congruence_step_for_index,
1833 sem_item_optimizer::do_congruence_step): Formatting fixes.
1834 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1835 vector instead of traversing m_classes hash table.
1836 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1837 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1838 instead of traversing m_classes hash table.
1840 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1842 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1843 X is not unused after.
1845 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1847 PR rtl-optimization/78120
1848 * rtlanal.c (insn_rtx_cost): Revert previous change.
1850 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1853 * config/avr/avr.md (SPLIT34): New mode iterator.
1854 (bitop): New code iterator.
1855 (*iorhi3.ashift8-*). New insn-and-split patterns.
1856 (*movhi): Post-reload split reg = 0.
1857 [!MOVW]: Post-reload split reg = reg.
1858 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1859 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1860 (iorhi3, iorpsi3, iorsi3): Same.
1861 (xorhi3, xorpsi3, xorsi3): Same.
1862 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1863 costs to *iorhi3.ashift8-* patterns.
1865 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1866 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1869 * config.in: Regenerate
1870 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1872 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1873 * config/darwin.opt(asm_macosx_version_min): New.
1874 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1875 * configure: Regenerate
1876 * configure.ac: Check for mmacosx-version-min handling.
1878 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1881 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1882 where the function might otherwise appear empty for picbase thunks.
1883 (ix86_output_function_epilogue): If we find a zero-sized function
1884 assume that reaching it is UB and trap. If we find a trailing label
1886 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1887 find a zero-sized function assume that reaching it is UB and trap.
1888 If we find a trailing label, append a nop.
1890 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1893 * config/darwin-sections.def (picbase_thunk_section): New.
1894 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1895 section. (darwin_rodata_section, darwin_objc2_section,
1896 machopic_select_section, darwin_asm_declare_constant_name,
1897 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1898 coalesced with newer linkers.
1899 (darwin_override_options): Decide on usage of coalesed sections
1900 on the basis of the target linker version.
1901 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1902 * config/darwin.opt (mtarget-linker): New.
1903 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1904 a coalesced section, instead use a thunks section.
1906 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1909 * configure.ac (with-ld64): New var, set for Darwin, set on
1910 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1911 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1912 * config/darwin10.h(DEF_LD64): Update for this target version.
1913 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1914 (DEF_LD64): Update for this target version.
1915 * configure: Regenerated.
1916 * config.in: Regenerated.
1918 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1921 * config/darwin.c (imachopic_indirection_name): Make data
1922 section indirections linker-visible.
1923 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1924 constant labels linker-visible.
1926 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1928 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1929 (free_lang_data): Remove assignment to ptrdiff_type_node.
1931 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1933 PR rtl-optimization/78526
1934 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1935 beyond val's precision.
1937 PR rtl-optimization/78527
1938 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1939 out of bounds shift count.
1941 2016-11-25 Martin Liska <mliska@suse.cz>
1944 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1945 where -fprofile-generate is documented.
1947 2016-11-25 Martin Liska <mliska@suse.cz>
1949 PR gcov-profile/78086
1950 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1951 not supported by a target. Set priority to 100 if possible.
1952 (build_gcov_exit_decl): Likewise.
1954 2016-11-25 Richard Biener <rguenther@suse.de>
1957 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1958 unary, binary and single RHSs.
1959 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1961 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1966 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1967 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1968 and set it to result code if transformation is valid. Use code EQ
1969 directly in last simplification case.
1971 2016-11-25 Richard Biener <rguenther@suse.de>
1973 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1974 before valueizing return stmts.
1976 2016-11-24 Richard Biener <rguenther@suse.de>
1978 PR tree-optimization/78343
1979 * passes.def: Add CD-DCE pass after loop splitting.
1980 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1981 SCEV init/finalize ...
1982 (perform_tree_ssa_dce): ... here. Deal with being
1983 executed inside the loop pipeline in aggressive mode.
1985 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1987 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1989 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1991 PR tree-optimization/77673
1992 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1993 (init_symbolic_number): Initialize src field from src parameter.
1994 (perform_symbolic_merge): Select most dominated statement as the
1995 source statement. Set src field of resulting n structure from the
1996 input src with the lowest address.
1997 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1998 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1999 of load from src field rather than insertion statement. Cancel
2000 optimization if statement analyzed is not dominated by the insertion
2002 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2003 dominance information.
2005 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2008 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2010 2016-11-25 Martin Jambor <mjambor@suse.cz>
2012 PR tree-optimization/70965
2013 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2015 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2018 * config/i386/i386.c (i386_excess_precision): Do not return
2019 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2020 EXCESS_PRECISION_TYPE_STANDARD.
2021 * target.def (excess_precision): Document that targets should
2022 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2023 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2024 Fix typo in first sentence.
2025 * doc/tm.texi: Regenerate.
2027 2016-11-25 Richard Biener <rguenther@suse.de>
2029 PR tree-optimization/78396
2030 * tree-vectorizer.c (vectorize_loops): When the if-converted
2031 body contains masked loads or stores do not attempt to
2032 basic-block-vectorize it.
2034 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2035 Alan Hayward <alan.hayward@arm.com>
2036 David Sherwood <david.sherwood@arm.com>
2038 * function.h (spill_slot_alignment): Declare.
2039 * function.c (spill_slot_alignment): New function.
2040 * lra-spills.c (slot): Add align and size fields.
2041 (assign_mem_slot): Use them in the call to assign_stack_local.
2042 (add_pseudo_to_slot): Update the fields.
2043 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2045 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2046 Alan Hayward <alan.hayward@arm.com>
2047 David Sherwood <david.sherwood@arm.com>
2049 * stor-layout.c (layout_type): Allow the caller to set the mode of
2050 a float type. Only choose one here if the mode is still VOIDmode.
2051 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2052 floats before calling layout_type.
2053 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2055 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2057 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2058 local variables if all references are known to be direct.
2060 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2061 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2064 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2065 non null and it's precision matches precision of lhs's type.
2067 2016-11-24 Martin Sebor <msebor@redhat.com>
2069 PR tree-optimization/78476
2070 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2072 (handle_gimple_call): Adjust signature.
2073 (try_substitute_return_value): Remove calls to bounded functions
2074 with zero buffer size whose result is known.
2075 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2077 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2079 * varasm.c (assemble_start_function): Wrap align_log definition in
2080 ASM_OUTPUT_MAX_SKIP_ALIGN.
2082 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2085 explicit mode macros.
2086 (wide OR insn to QImode splitter): Ditto.
2088 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2090 PR rtl-optimization/77541
2091 * lra-constraints.c (struct input_reload): Add field match_p.
2092 (get_reload_reg): Check modes of input reloads to generate unique
2093 value reload pseudo.
2094 (match_reload): Add input reload pseudo for the current insn.
2096 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2098 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2099 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2100 architecture levels.
2101 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2102 the aarch64_fp16_type_node, not all HFmode types.
2103 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2104 (aarch64_scalar_mode_supported_p): Likewise.
2105 (aarch64_excess_precision): New.
2106 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2107 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2108 (TARGET_C_EXCESS_PRECISION): Likewise.
2110 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2112 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2113 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2115 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2117 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2118 (<optab>dihf2): Likewise.
2119 (aarch64_fp16_<optab><mode>hf2): New.
2121 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2124 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2126 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2128 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2129 Enable REE at -O2 and higher.
2130 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2133 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2137 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2138 (new_temp_expr_table): Initialise reg_vars_cnt.
2139 (free_temp_expr_table): Release reg_vars_cnt.
2140 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2142 (find_replaceable_in_bb): Use the above to record register variable
2143 write occurrences and cancel replacement across them.
2145 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2147 PR rtl-optimization/78437
2148 * ree.c (get_uses): New function.
2149 (combine_reaching_defs): When a copy is needed, return false if any
2150 reaching use of the source register reads it in a mode larger than
2151 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2153 2016-11-24 Martin Liska <mliska@suse.cz>
2155 * gimple-pretty-print.c (dump_edge_probability): New function.
2156 (dump_gimple_switch): Dump label edge probabilities.
2157 (dump_gimple_cond): Likewise.
2158 (dump_gimple_label): Dump
2159 (dump_gimple_bb_header): Dump basic block frequency.
2160 (pp_cfg_jump): Replace e->dest argument with e.
2161 (dump_implicit_edges): Likewise.
2162 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2163 Use gimple_bb (at) instead of at->bb.
2165 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2167 * common.opt (flimit-function-alignment): New.
2168 * doc/invoke.texi (-flimit-function-alignment): Document.
2169 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2170 * final.c (shorten_branches): Set it.
2171 * varasm.c (assemble_start_function): Limit alignment if
2174 2016-11-24 Richard Biener <rguenther@suse.de>
2176 PR tree-optimization/71595
2177 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2178 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2179 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2180 called functions. Only fix irred flags if the caller didn't
2182 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2183 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2186 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2188 PR rtl-optimization/78120
2189 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2190 cases, and additionally test against max_seq_cost for speed
2192 (noce_process_if_block): Compute an estimate for the original cost when
2193 optimizing for speed, using the minimum of then and else block costs.
2195 PR rtl-optimization/78120
2196 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2198 PR rtl-optimization/78120
2199 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2201 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2203 * match.pd: Refine type conversion in result expr for below pattern:
2204 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2206 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2209 * tree.h (wi::fits_to_boolean_p): New predicate.
2210 (wi::fits_to_tree_p): Use it for boolean types.
2211 * tree.c (int_fits_type_p): Likewise.
2213 2016-11-24 Martin Liska <mliska@suse.cz>
2215 * print-tree.c (struct bucket): Remove.
2216 (print_node): Add new argument which drives whether a tree node
2217 is printed briefly or not.
2218 (debug_tree): Replace a custom hash table with hash_set<T>.
2219 * print-tree.h (print_node): Add the argument.
2221 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2223 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2225 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2228 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2229 if it is at least NREGS wide.
2231 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2233 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2234 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2235 TFmode, IFmode and KFmode.
2237 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2239 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2242 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2244 * combine.c (change_zero_ext): Only change the mode of a hard register
2245 destination if can_change_dest_mode holds for that.
2247 2016-11-23 Jeff Law <law@redhat.com>
2249 * varasm.c (assemble_name): Increase buffer size for name.
2251 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2253 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2255 * doc/extend.texi: Constify first argument to __builtin_object_size.
2257 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2259 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2260 to be used. Add brackets around macro argument.
2262 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2266 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2269 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2270 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2272 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2275 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2276 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2277 on worksharing constructs, treat it like clauses on simd construct.
2279 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2280 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2281 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2282 of true as last argument to build_outer_var_ref.
2284 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.md (*movqi_internal): Calculate mode
2287 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2288 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2289 (*k<logic><mode>): Calculate mode attribute depending on
2290 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2291 (*andqi_1): Calculate mode attribute of alternative 3 depending
2292 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2293 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2294 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2295 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2296 iterator. Calculate mode attribute of alternative 1 depending
2297 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2298 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2299 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2301 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2304 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2305 * tree-vrp.c (extract_range_basic): Handle case for
2306 CFN_BUILT_IN_STRLEN.
2308 2016-11-23 Jeff Law <law@redhat.com>
2310 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2312 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2313 in boolean context warning.
2315 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2317 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2320 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2321 (arm_fp16_type_node): ...This, make visibile.
2322 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2324 (arm_init_simd_builtin_types): Likewise.
2325 (arm_init_fp16_builtins): Likewise.
2326 * config/arm/arm.c (arm_excess_precision): New.
2327 (arm_floatn_mode): Likewise.
2328 (TARGET_C_EXCESS_PRECISION): Likewise.
2329 (TARGET_FLOATN_MODE): Likewise.
2330 (arm_promoted_type): Only promote arm_fp16_type_node.
2331 * config/arm/arm.h (arm_fp16_type_node): Declare.
2333 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2335 * config/arm/arm.c (arm_convert_to_type): Delete.
2336 (TARGET_CONVERT_TO_TYPE): Delete.
2337 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2338 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2339 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2340 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2341 are in fast math mode, and have no single step hardware instruction.
2342 (extendhfdf2): Only expand through SFmode if we don't have a
2343 single-step hardware instruction.
2344 * config/arm/vfp.md (*truncdfhf2): New.
2345 (extendhfdf2): Likewise.
2347 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2349 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2352 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2354 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2355 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2356 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2357 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2358 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2359 * doc/tm.texi: Regenerate.
2360 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2362 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2364 * toplev.c (init_excess_precision): Delete most logic.
2365 * tree.c (excess_precision_type): Rewrite to use
2366 TARGET_EXCESS_PRECISION.
2367 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2368 more generic fashion.
2369 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2370 __STDC_WANT_IEC_60559_TYPES_EXT__.
2372 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2374 * common.opt (fpermitted-flt-eval-methods): New.
2375 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2376 * flag_types.h (permitted_flt_eval_methods): New.
2378 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2380 * config/m68k/m68k.c (m68k_excess_precision): New.
2381 (TARGET_C_EXCESS_PRECISION): Define.
2383 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2385 * config/s390/s390.c (s390_excess_precision): New.
2386 (TARGET_C_EXCESS_PRECISION): Define.
2388 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2390 * config/i386/i386.c (ix86_excess_precision): New.
2391 (TARGET_C_EXCESS_PRECISION): Define.
2393 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2395 * target.def (excess_precision): New hook.
2396 * target.h (flt_eval_method): New.
2397 (excess_precision_type): Likewise.
2398 * targhooks.c (default_excess_precision): New.
2399 * targhooks.h (default_excess_precision): New.
2400 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2401 * doc/tm.texi: Regenerate.
2403 2016-11-23 Martin Sebor <msebor@redhat.com>
2406 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2407 set the minimum number of bytes for an unknown string to zero.
2409 2016-11-23 Martin Jambor <mjambor@suse.cz>
2410 Martin Liska <mliska@suse.cz>
2412 * hsa-builtins.def: New file.
2413 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2414 * builtins.def: Include hsa-builtins.def.
2415 (DEF_HSA_BUILTIN): New macro.
2416 * dumpfile.h (OPTGROUP_OPENMP): Define.
2417 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2418 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2419 GF_OMP_FOR_GRID_GROUP_ITER.
2420 (gimple_omp_for_grid_phony): Added checking assert.
2421 (gimple_omp_for_set_grid_phony): Likewise.
2422 (gimple_omp_for_grid_intra_group): New function.
2423 (gimple_omp_for_set_grid_intra_group): Likewise.
2424 (gimple_omp_for_grid_group_iter): Likewise.
2425 (gimple_omp_for_set_grid_group_iter): Likewise.
2426 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2427 previosuly only distribute loop was permitted.
2428 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2429 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2431 (grid_expand_omp_for_loop): Likewise and also support standalone
2432 distribute constructs. New parameter INTRA_GROUP, updated both users.
2433 (grid_expand_target_grid_body): Support standalone distribute
2435 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2436 (pass_data_expand_omp_ssa): Likewise.
2437 (pass_data_omp_device_lower): Likewsie.
2438 (pass_data_lower_omp): Likewise.
2439 (pass_data_diagnose_omp_blocks): Likewise.
2440 (pass_data_oacc_device_lower): Likewise.
2441 (pass_data_omp_target_link): Likewise.
2442 (grid_lastprivate_predicate): New function.
2443 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2445 (lower_omp_for): Support standalone distribute constructs.
2446 (grid_prop): New type.
2447 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2449 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2451 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2452 optimization info messages.
2453 (grid_find_single_omp_among_assignments): Likewise.
2454 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2455 (grid_parallel_clauses_gridifiable): New function.
2456 (grid_inner_loop_gridifiable_p): Likewise.
2457 (grid_dist_follows_simple_pattern): Likewise.
2458 (grid_gfor_follows_tiling_pattern): Likewise.
2459 (grid_call_permissible_in_distribute_p): Likewise.
2460 (grid_handle_call_in_distribute): Likewise.
2461 (grid_dist_follows_tiling_pattern): Likewise.
2462 (grid_target_follows_gridifiable_pattern): Support standalone
2463 distribute constructs.
2464 (grid_var_segment): New enum.
2465 (grid_mark_variable_segment): New function.
2466 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2467 if a new argument says so.
2468 (grid_process_grid_body): New function.
2469 (grid_eliminate_combined_simd_part): Likewise.
2470 (grid_mark_tiling_loops): Likewise.
2471 (grid_mark_tiling_parallels_and_loops): Likewise.
2472 (grid_process_kernel_body_copy): Support standalone distribute
2474 (grid_attempt_target_gridification): New grid variable holding overall
2475 gridification state. Support standalone distribute constructs and
2477 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2478 * hsa.h (hsa_bb): Add method method append_phi.
2479 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2480 occurences in all files too.
2481 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2482 (is_a_helper <hsa_insn_br *>::test): New function.
2483 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2484 branch instructions.
2485 (hsa_insn_signal): Make a direct descendant of
2486 hsa_insn_basic. Add memorder constructor parameter and
2487 m_memory_order and m_signalop member variables.
2488 (hsa_insn_queue): Changed constructor parameters to common form.
2489 Added m_segment and m_memory_order member variables.
2490 (hsa_summary_t): Add private member function
2491 process_gpu_implementation_attributes.
2492 (hsa_function_summary): Rename m_binded_function to
2494 (hsa_insn_basic_p): Remove typedef.
2495 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2496 (hsa_op_reg_p): Remove typedef.
2497 (hsa_function_representation): Change hsa_op_reg_p into plain
2499 (hsa_insn_phi): Removed new and delete operators.
2500 (hsa_insn_br): Likewise.
2501 (hsa_insn_cbr): Likewise.
2502 (hsa_insn_sbr): Likewise.
2503 (hsa_insn_cmp): Likewise.
2504 (hsa_insn_mem): Likewise.
2505 (hsa_insn_atomic): Likewise.
2506 (hsa_insn_signal): Likewise.
2507 (hsa_insn_seg): Likewise.
2508 (hsa_insn_call): Likewise.
2509 (hsa_insn_arg_block): Likewise.
2510 (hsa_insn_comment): Likewise.
2511 (hsa_insn_srctype): Likewise.
2512 (hsa_insn_packed): Likewise.
2513 (hsa_insn_cvt): Likewise.
2514 (hsa_insn_alloca): Likewise.
2515 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2516 (process_gpu_implementation_attributes): New function.
2517 (link_functions): Move some functionality into it. Adjust after
2518 renaming m_binded_functions to m_bound_functions.
2519 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2520 to the list of instructions with no output registers.
2521 (get_in_type): Return this if it is a register of
2523 (hsa_get_declaration_name): Moved to...
2524 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2525 temporary string on an obstack instead from ggc.
2526 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2527 down to two overloads.
2528 (hsa_allocp_operand_address): Removed.
2529 (hsa_allocp_operand_immed): Likewise.
2530 (hsa_allocp_operand_reg): Likewise.
2531 (hsa_allocp_operand_code_list): Likewise.
2532 (hsa_allocp_operand_operand_list): Likewise.
2533 (hsa_allocp_inst_basic): Likewise.
2534 (hsa_allocp_inst_phi): Likewise.
2535 (hsa_allocp_inst_mem): Likewise.
2536 (hsa_allocp_inst_atomic): Likewise.
2537 (hsa_allocp_inst_signal): Likewise.
2538 (hsa_allocp_inst_seg): Likewise.
2539 (hsa_allocp_inst_cmp): Likewise.
2540 (hsa_allocp_inst_br): Likewise.
2541 (hsa_allocp_inst_sbr): Likewise.
2542 (hsa_allocp_inst_call): Likewise.
2543 (hsa_allocp_inst_arg_block): Likewise.
2544 (hsa_allocp_inst_comment): Likewise.
2545 (hsa_allocp_inst_queue): Likewise.
2546 (hsa_allocp_inst_srctype): Likewise.
2547 (hsa_allocp_inst_packed): Likewise.
2548 (hsa_allocp_inst_cvt): Likewise.
2549 (hsa_allocp_inst_alloca): Likewise.
2550 (hsa_allocp_bb): Likewise.
2552 (hsa_init_data_for_cfun): Initialize obstack.
2553 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2554 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2555 (hsa_op_reg::operator new): Likewise.
2556 (hsa_op_address::operator new): Likewise.
2557 (hsa_op_code_list::operator new): Likewise.
2558 (hsa_op_operand_list::operator new): Likewise.
2559 (hsa_insn_basic::operator new): Likewise.
2560 (hsa_insn_phi::operator new): Likewise.
2561 (hsa_insn_br::operator new): Likewise.
2562 (hsa_insn_sbr::operator new): Likewise.
2563 (hsa_insn_cmp::operator new): Likewise.
2564 (hsa_insn_mem::operator new): Likewise.
2565 (hsa_insn_atomic::operator new): Likewise.
2566 (hsa_insn_signal::operator new): Likewise.
2567 (hsa_insn_seg::operator new): Likewise.
2568 (hsa_insn_call::operator new): Likewise.
2569 (hsa_insn_arg_block::operator new): Likewise.
2570 (hsa_insn_comment::operator new): Likewise.
2571 (hsa_insn_srctype::operator new): Likewise.
2572 (hsa_insn_packed::operator new): Likewise.
2573 (hsa_insn_cvt::operator new): Likewise.
2574 (hsa_insn_alloca::operator new): Likewise.
2575 (hsa_init_new_bb): Likewise.
2576 (hsa_bb::append_phi): New function.
2577 (gen_hsa_phi_from_gimple_phi): Use it.
2578 (get_symbol_for_decl): Fix dinstinguishing between
2579 global and local functions. Put local variables into a segment
2580 according to their attribute or static flag, if there is one.
2581 (hsa_insn_br::hsa_insn_br): New.
2582 (hsa_insn_br::operator new): Likewise.
2583 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2584 (query_hsa_grid_nodim): New function.
2585 (multiply_grid_dim_characteristics): Likewise.
2586 (gen_get_num_threads): Likewise.
2587 (gen_get_num_teams): Reimplemented.
2588 (gen_get_team_num): Likewise.
2589 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2591 (get_memory_order_name): Removed.
2592 (get_memory_order): Likewise.
2593 (hsa_memorder_from_tree): New function.
2594 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2595 gen_hsa_atomic_for_builtin, can also create signals.
2596 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2597 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2598 (hsa_insn_atomic): Fix function comment.
2599 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2600 ancestor constructor and initialization of new member variables.
2601 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2603 (hsa_get_host_function): Handle functions with no bound CPU
2604 implementation. Fix binded to bound.
2605 (get_brig_function_name): Likewise.
2606 (HSA_SORRY_ATV): Remove semicolon after macro.
2607 (HSA_SORRY_AT): Likewise.
2608 (omp_simple_builtin::generate): Add missing semicolons.
2609 (hsa_insn_phi::operator new): Removed.
2610 (hsa_insn_br::operator new): Likewise.
2611 (hsa_insn_cbr::operator new): Likewise.
2612 (hsa_insn_sbr::operator new): Likewise.
2613 (hsa_insn_cmp::operator new): Likewise.
2614 (hsa_insn_mem::operator new): Likewise.
2615 (hsa_insn_atomic::operator new): Likewise.
2616 (hsa_insn_signal::operator new): Likewise.
2617 (hsa_insn_seg::operator new): Likewise.
2618 (hsa_insn_call::operator new): Likewise.
2619 (hsa_insn_arg_block::operator new): Likewise.
2620 (hsa_insn_comment::operator new): Likewise.
2621 (hsa_insn_srctype::operator new): Likewise.
2622 (hsa_insn_packed::operator new): Likewise.
2623 (hsa_insn_cvt::operator new): Likewise.
2624 (hsa_insn_alloca::operator new): Likewise.
2625 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2627 (gen_hsa_addr): Also process CONST_DECLs.
2628 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2630 (gen_hsa_unary_operation): Make sure the function does
2631 not use bittype source type for firstbit and lastbit operations.
2632 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2634 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2636 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2637 Emit the width stored in the class.
2638 (emit_generic_branch_insn): New function.
2639 (emit_insn): Call emit_generic_branch_insn.
2640 (emit_signal_insn): Remove obsolete comment. Update
2641 member variable name, pick a type according to profile.
2642 (emit_alloca_insn): Remove obsolete comment.
2643 (emit_atomic_insn): Likewise.
2644 (emit_queue_insn): Get segment and memory order from the IR object.
2645 (hsa_brig_section): Make allocate_new_chunk, chunks
2646 and cur_chunk provate, add a default NULL parameter to add method.
2647 (hsa_brig_section::add): Added a new parameter, store pointer to
2648 output data there if it is non-NULL.
2649 (emit_function_directives): Use this new parameter instead of
2650 calculating the pointer itself, fix function comment.
2651 (hsa_brig_emit_function): Add forgotten endian conversion.
2652 (hsa_output_kernels): Remove unnecessary building of
2653 kernel_dependencies_vector_type.
2654 (emit_immediate_operand): Declare.
2655 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2656 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2657 (verify_function_arguments): Properly detect variadic
2659 * hsa-dump.c (hsa_width_specifier_name): New function.
2660 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2661 member variable name. Special dumping for queue objects.
2662 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2663 m_binded_functions to m_bound_functions. Copy externally visible flag
2665 (ipa_hsa_write_summary): Likewise.
2666 (ipa_hsa_read_section): Likewise.
2668 2016-11-23 Richard Biener <rguenther@suse.de>
2670 PR tree-optimization/78396
2671 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2672 vectorize try vectorizing an if-converted body using BB vectorization.
2674 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2675 Alan Hayward <alan.hayward@arm.com>
2676 David Sherwood <david.sherwood@arm.com>
2678 * rtlanal.c (subreg_get_info): Use more local variables.
2679 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2680 occupies at least one register. Assume that full hard registers
2681 have consistent endianness. Share previously-duplicated if block.
2682 Rework the main handling so that it operates on independently-
2683 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2684 to check lowpart offsets, without trying to find an equivalent
2685 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2686 as a final register-endianness correction.
2688 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2694 * combine.c (make_compound_operation_int): Do not convert a subreg of
2695 a non-constant logical shift right to a zero_extract. Handle the case
2696 where some zero bits have been shifted into the range covered by that
2699 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2700 Alan Hayward <alan.hayward@arm.com>
2701 David Sherwood <david.sherwood@arm.com>
2703 * rtl.h (subreg_size_offset_from_lsb): Declare.
2704 (subreg_offset_from_lsb): New function.
2705 (subreg_size_lowpart_offset): Declare.
2706 (subreg_lowpart_offset): Turn into an inline function.
2707 (subreg_size_highpart_offset): Declare.
2708 (subreg_highpart_offset): Turn into an inline function.
2709 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2710 (subreg_size_highpart_offset): Likewise
2711 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2713 2016-11-23 Richard Biener <rguenther@suse.de>
2715 PR tree-optimization/78482
2716 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2717 (remove_forwarder_block_with_phi): When merging with a loop
2718 header creates a new latch reset number of iteration information
2721 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2723 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2724 (*ashrsi3_extend0): ...this. Accept constant integers.
2725 (*ashrsi3_extend2): Rename to...
2726 (*ashrsi3_extend1): ...this.
2727 (*ashrsi3_extend2): New pattern.
2728 (*lshrsi3_extend1): Accept constant integers.
2729 (*lshrsi3_extend2): Fix condition on operand 2.
2731 2016-11-23 Martin Liska <mliska@suse.cz>
2733 * config/i386/i386.c: Initialize function pointer to NULL.
2735 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2737 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2738 for A == C1 ? A : C2 to below.
2739 * match.pd: Move from above to here:
2740 (cond (eq (convert1? x) c1) (convert2? x) c2)
2741 -> (cond (eq x c1) c1 c2).
2743 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2745 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2746 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2747 * match.pd: Move and extend simplification from above to here:
2748 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2749 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2750 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2752 2016-11-23 Martin Liska <mliska@suse.cz>
2753 Martin Jambor <mjambor@suse.cz>
2755 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2757 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2760 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2762 2016-11-23 Richard Biener <rguenther@suse.de>
2765 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2766 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2768 2016-11-23 Richard Biener <rguenther@suse.de>
2771 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2774 2016-11-23 Richard Biener <rguenther@suse.de>
2775 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2777 PR tree-optimization/78154
2778 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2779 returns it's argument and the argument is nonnull.
2780 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2781 ATT_RETNONNULL_NOTHROW_LEAF.
2782 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2783 ATTR_RETNONNULL_NOTHROW_LEAF.
2784 (BUILT_IN_STPCPY): Likewise.
2785 (BUILT_IN_STPNCPY): Likewise.
2786 (BUILT_IN_MEMPCPY_CHK): Likewise.
2787 (BUILT_IN_STPCPY_CHK): Likewise.
2788 (BUILT_IN_STPNCPY_CHK): Likewise.
2789 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2790 (BUILT_IN_STRNCAT): Likewise.
2791 (BUILT_IN_STRNCPY): Likewise.
2792 (BUILT_IN_MEMSET_CHK): Likewise.
2793 (BUILT_IN_STRCAT_CHK): Likewise.
2794 (BUILT_IN_STRCPY_CHK): Likewise.
2795 (BUILT_IN_STRNCAT_CHK): Likewise.
2796 (BUILT_IN_STRNCPY_CHK): Likewise.
2798 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2800 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2801 * fold-const.h (tree_expr_nonzero_p) : Declare.
2802 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2804 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2806 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2807 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2808 "defined" in macros.
2809 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2810 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2811 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2813 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2816 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2817 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2818 of RCALLs in prologue to 3.
2820 2016-11-22 Michael Collison <michael.collison@arm.com>
2822 * config/aarch64/aarch64-protos.h
2823 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2824 (aarch64_and_bitmask_imm): New prototypes
2825 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2826 New overloaded function to create bit mask covering the
2827 lowest to highest bits set.
2828 (aarch64_and_split_imm2): New overloaded functions to create bit
2829 mask of zeros between first and last bit set.
2830 (aarch64_and_bitmask_imm): New function to determine if a integer
2831 is a valid two instruction "and" operation.
2832 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2833 allowing wider range of constants with "and" operations.
2834 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2835 "and" operator from matching restricted constant range used for
2836 ior and xor operators.
2837 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2838 for constants in "and" operantions.
2839 (UsP constraint): New DImode constraint for constants
2840 in "and" operations.
2841 * config/aarch64/iterators.md (lconst2): New mode iterator.
2842 (LOGICAL2): New code iterator.
2843 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2845 (aarch64_logical_and_operand): New predicate allowing extended
2846 constants for "and" operations.
2848 2016-11-22 Walter Lee <walt@tilera.com>
2850 * config/tilegx/tilegx.md (trap): New pattern.
2851 * config/tilepro/tilepro.md (trap): Likewise.
2853 2016-11-22 Walter Lee <walt@tilera.com>
2855 * config/tilegx/tilegx.md (*zero_extract): Use
2856 define_insn_and_split instead of define_insn; Handle pos + size >
2858 (*sign_extract): Likewise.
2860 2016-11-22 Marek Polacek <polacek@redhat.com>
2862 PR tree-optimization/78455
2863 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2865 2016-11-22 Ian Lance Taylor <iant@golang.org>
2869 * godump.c (go_format_type): Always pass alignment as 1 when
2870 calling go_append_padding at end of struct/union.
2872 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2875 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2876 _mm512_setzero_hi): Removed.
2877 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2878 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2879 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2880 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2881 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2882 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2883 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2884 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2885 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2886 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2887 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2888 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2889 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2890 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2891 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2892 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2893 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2894 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2895 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2896 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2897 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2898 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2899 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2900 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2901 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2902 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2903 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2904 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2905 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2906 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2907 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2908 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2909 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2910 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2911 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2912 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2913 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2914 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2915 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2916 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2917 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2918 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2919 _mm512_setzero_qi or _mm512_setzero_hi.
2920 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2921 _mm512_maskz_dbsad_epu8): Formatting fixes.
2922 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2923 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2924 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2925 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2926 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2927 _mm512_setzero_qi or _mm512_setzero_hi.
2929 2016-11-22 Nathan Sidwell <nathan@acm.org>
2931 * gcc-ar.c (main): Fix indentation.
2932 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2933 * ggc-page.c (move_ptes_to_front): Fix formatting.
2934 * hsa-dump.c (dump_has_cfun): Fix indentation.
2935 * sel-sched-ir.h: Remove trailing blank lines.
2937 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2938 Alexander Monakov <amonakov@ispras.ru>
2940 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2941 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2942 (omp_clause_code_name): Add _simt_ name.
2943 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2944 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2945 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2946 (scan_omp_simd): New function.
2947 (scan_omp_1_stmt): Use it in target regions if needed.
2948 (omp_max_vf): Don't max with omp_max_simt_vf.
2949 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2950 OMP_CLAUSE__SIMT_ is present.
2951 (lower_rec_input_clauses): Compute maybe_simt from presence of
2953 (lower_lastprivate_clauses): Likewise.
2954 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2955 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2956 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2957 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2959 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2961 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2962 (expand_GOMP_SIMT_VF): New.
2963 (expand_GOMP_SIMT_LAST_LANE): New.
2964 (expand_GOMP_SIMT_ORDERED_PRED): New.
2965 (expand_GOMP_SIMT_VOTE_ANY): New.
2966 (expand_GOMP_SIMT_XCHG_BFLY): New.
2967 (expand_GOMP_SIMT_XCHG_IDX): New.
2968 * internal-fn.def (GOMP_SIMT_LANE): New.
2969 (GOMP_SIMT_VF): New.
2970 (GOMP_SIMT_LAST_LANE): New.
2971 (GOMP_SIMT_ORDERED_PRED): New.
2972 (GOMP_SIMT_VOTE_ANY): New.
2973 (GOMP_SIMT_XCHG_BFLY): New.
2974 (GOMP_SIMT_XCHG_IDX): New.
2975 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2976 (create_omp_child_function): ...here. Set "omp target entrypoint"
2977 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2978 (omp_max_simt_vf): New. Use it...
2979 (omp_max_vf): ...here.
2980 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2981 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2982 (lower_omp_ordered): Likewise, for "ordered" lowering.
2983 (expand_omp_simd): Add SIMT transforms.
2984 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2985 (execute_omp_device_lower): New.
2986 (pass_data_omp_device_lower): New.
2987 (pass_omp_device_lower): New pass.
2988 (make_pass_omp_device_lower): New.
2989 * passes.def (pass_omp_device_lower): Position new pass.
2990 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2991 (make_pass_omp_device_lower): Declare.
2993 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2996 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2997 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2999 (_mm_maskz_load_epi64): Likewise.
3000 (_mm_setzero_hi): Removed.
3001 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3003 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3004 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3005 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3006 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3007 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3008 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3009 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3010 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3011 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3012 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3013 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3015 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3016 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3017 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3018 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3019 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3020 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3021 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3022 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3023 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3024 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3025 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3026 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3027 instead of _mm_setzero_hi.
3028 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3029 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3030 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3031 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3032 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3033 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3034 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3035 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3036 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3037 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3038 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3039 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3040 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3041 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3042 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3043 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3044 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3045 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3046 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3047 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3048 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3049 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3050 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3051 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3052 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3053 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3055 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3056 instead of _mm_setzero_hi.
3057 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3058 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3059 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3060 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3061 _mm_setzero_si128 instead of _mm_setzero_di.
3062 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3063 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3064 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3065 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3066 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3067 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3068 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3069 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3070 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3071 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3072 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3073 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3074 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3075 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3076 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3077 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3078 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3079 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3080 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3081 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3082 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3083 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3084 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3085 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3086 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3087 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3088 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3089 _mm512_maskz_insertf32x8): Formatting fixes.
3090 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3091 _mm_setzero_si128 instead of _mm_setzero_di.
3092 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3093 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3094 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3095 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3096 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3097 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3098 _mm_setzero_si128 instead of _mm_setzero_di.
3099 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3101 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3102 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3103 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3104 _mm_setzero_si128 instead of _mm_setzero_hi.
3105 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3106 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3107 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3108 instead of _mm_setzero_di.
3109 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3110 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3112 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3113 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3115 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3117 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3118 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3119 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3121 2016-11-22 Carl Love <cel@us.ibm.com>
3123 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3124 equal and vector compare not equal. The vector compares take two
3125 arguments of type vector bool char, vector bool short, vector bool int,
3126 vector bool long long with the same return type.
3127 * doc/extend.texi: Update built-in documentation file for the new
3130 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3132 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3135 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3137 * config.gcc: Allow new rmprofile value for configure option
3138 --with-multilib-list.
3139 * config/arm/t-rmprofile: New file.
3140 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3143 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3146 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3147 register operand in alternatives 4,5,6.
3149 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3152 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3153 in save register mask if it is needed.
3155 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3157 PR tree-optimization/78436
3158 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3159 (shift_bytes_in_array, shift_bytes_in_array_right,
3160 merged_store_group::apply_stores): Formatting fixes.
3161 (clear_bit_region): Likewise. Use memset.
3162 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3163 instead of EXPR and inerted instead of inserted. Use memset instead
3164 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3168 * expmed.c (expand_divmod): Use wide_int for computation of
3169 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3170 Use size <= HOST_BITS_PER_WIDE_INT instead of
3171 HOST_BITS_PER_WIDE_INT >= size.
3173 PR tree-optimization/78445
3174 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3175 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3176 is 1. Formatting fix.
3178 2016-11-22 Martin Liska <mliska@suse.cz>
3181 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3182 (sem_function::get_hash): Use the new field.
3183 (sem_function::parse): Remove an argument from ctor.
3184 (sem_variable::parse): Likewise.
3185 (sem_variable::get_hash): Use the new field.
3186 (sem_item_optimizer::read_section): Use new ctor and set hash.
3187 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3188 sem_variable::sem_variable, sem_function::sem_function.
3190 2016-11-21 Jeff Law <law@redhat.com>
3193 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3194 can_create_pseudo_p is true.
3196 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3199 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3200 *rotldi3_insert_7): New define_insns.
3202 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3204 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3205 so that DImode can be allocated to FP/vector registers in more
3206 cases, and we can avoid direct move operations. If the register
3207 needs reloading, prefer GPRs over FP/vector registers. In the
3208 case of FPR vs. Altivec registers, prefer FPR registers unless we
3209 have the ISA 3.0 reg+offset scalar instructions.
3210 (movdi_internal64): Likewise.
3212 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3215 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3216 for tmp simd array if DECL_NAME (parm) is NULL.
3218 2016-11-20 Jeff Law <law@redhat.com>
3221 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3223 * config/m68k/m68k.md (relational tests against 65535/65536): New
3226 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3228 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3230 2016-11-21 Martin Sebor <msebor@redhat.com>
3232 * doc/invoke.texi (-fprintf-return-value): Document that option
3233 is enabled by default.
3235 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3237 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3238 for-loop declaration of loop variable.
3239 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3240 * config/avr/avr.c (avr_popcount_each_byte)
3241 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3242 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3243 (avr_expand_epilogue, avr_function_arg_advance)
3244 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3245 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3246 (avr_adjust_reg_alloc_order, output_reload_in_const)
3247 (avr_conditional_register_usage, avr_find_unused_d_reg)
3248 (avr_map_decompose, avr_fold_builtin): Same.
3250 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3252 * config/avr/avr.c (avr_popcount): Remove static function.
3253 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3255 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3257 * arm.opt (mapcs-float): Delete option.
3258 * arm.c (arm_option_override): Remove hunk relating to
3260 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3262 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3264 * tree-tailcall.c (process_assignment): Simplify the check for
3265 a valid copy, allowing the source to be a local variable as
3266 well as an SSA name.
3267 (find_tail_calls): Allow copies between local variables to follow
3268 the call. Allow the result to be stored in any local variable,
3269 even if it's an aggregate.
3270 (eliminate_tail_call): Check whether the result is an SSA name
3271 before updating its SSA_NAME_DEF_STMT.
3273 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3275 PR preprocessor/78324
3276 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3277 -ftrack-macro-expansion has a value other than 2.
3279 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3281 PR rtl-optimization/78400
3282 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3283 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3284 and df_update_exit_block_uses.
3286 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3289 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3290 new default-enabled warning..
3291 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3292 (BT_PTR_CONST_STRING): Updated.
3293 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3294 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3295 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3296 (strftime): Update builtin function.
3297 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3298 * tree.h (const_tm_ptr_type_node): New type node.
3299 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3300 const_tm_ptr_type_node.
3302 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3304 PR tree-optimization/78413
3305 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3306 inner and outer loop latches have single predecessors.
3308 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3311 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3312 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3314 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3316 * rtl.h: Adjust prototype.
3317 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3318 (dead_or_set_regno_p): Likewise.
3320 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3322 * rtl.h: Adjust prototype.
3323 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3325 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3327 * function.c (contains): Change argument type to rtx_insn *.
3328 (prologue_contains): Likewise.
3329 (epilogue_contains): Likewise.
3330 (prologue_epilogue_contains): Likewise.
3331 * function.h: Adjust prototype.
3333 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3335 * optabs.c (emit_libcall_block): Change argument type to
3337 * optabs.h: Adjust prototype.
3339 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3341 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3342 (fixup_reorder_chain): Adjust.
3343 * cfgrtl.h: Adjust prototype.
3345 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3347 * rtl.h: Adjust prototype.
3348 * rtlanal.c (replace_label_in_insn): Change argument type to
3351 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3353 * config/v850/v850.c (expand_prologue): Adjust.
3354 (expand_epilogue): Likewise.
3355 * expr.c (init_expr_target): Likewise.
3356 * genrecog.c (print_subroutine): Always make the argument type
3358 * recog.h: Adjust prototype.
3360 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3362 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3363 up variables to make some rtx_insn *.
3364 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3365 * config/arc/arc.c: Likewise.
3366 * config/arm/arm.c: Likewise.
3367 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3368 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3370 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3372 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3374 * config/arm/arm.c (legitimize_pic_address): Change to use
3375 rtx_insn * as the type of variables.
3376 (arm_pic_static_addr): Likewise.
3377 (arm_emit_movpair): Likewise.
3378 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3379 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3380 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3381 * config/frv/frv.md: Likewise.
3382 * config/i386/i386-protos.h: Likewise.
3383 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3384 (ix86_split_fp_branch): Likewise.
3385 (predict_jump): Likewise.
3386 * config/ia64/ia64.c: Likewise.
3387 * config/mcore/mcore.c: Likewise.
3388 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3389 * config/s390/s390.c: Likewise.
3390 * config/s390/s390.md: Likewise.
3391 * config/spu/spu.md: Likewise.
3392 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3393 * lower-subreg.c (resolve_simple_move): Likewise.
3395 2016-11-20 Jeff Law <law@redhat.com>
3398 * reload.h (struct target_reload): Make x_double_reg_address_ok
3400 * reload.c (find_reloads_address): Check if double_reg_address_ok
3401 is true for the mode of the memory reference.
3402 * reload1.c (init_reload): Initialize double_reg_address_ok for
3405 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3408 * tree-ssa-uninit.c: Define new global max_phi_args.
3409 (compute_uninit_opnds_pos): Use max_phi_args.
3410 (prune_uninit_phi_opnds): Same.
3411 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3412 missing NUM_PREDS in function comment.
3413 (can_one_predicate_be_invalidated_p): New.
3414 (can_chain_union_be_invalidated_p): New.
3415 (flatten_out_predicate_chains): New.
3416 (uninit_ops_invalidate_phi_use): New.
3417 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3419 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3421 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3422 * match.pd (A /[ex] B CMP C): New simplifications.
3424 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3426 * match.pd (0 / X, X / X, X % X): New simplifications.
3428 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3430 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3431 when checking if callee's isa flags are subset of caller's isa flags.
3432 Fix comment wording.
3434 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3435 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3436 instead and using = 0 instead of &= 0.
3438 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3439 ix86_add_new_builtins): Formatting fixes.
3440 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3441 (ix86_get_builtin): Likewise.
3443 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3444 don't initialize it, don't use it for the case where it isn't
3445 provable %{z} nor using the same argument, instead move merge
3446 argument into a new pseudo and use that as target. Formatting fixes.
3448 2016-11-19 Jeff Law <law@redhat.com>
3451 * config/m68k/m68k.md (bsetdreg): New pattern.
3452 (bchgdreg, bclrdreg): Likewise.
3454 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3457 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3458 instead of force_reg.
3459 (sh_expand_setmem): Likewise.
3461 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3463 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3465 2016-11-18 Walter Lee <walt@tilera.com>
3467 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3468 end-of-bundle marker for consecutive barriers.
3470 2016-11-18 Walter Lee <walt@tilera.com>
3472 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3474 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3477 * multiple_target.c (get_attr_len): Start with argnum and increment
3478 argnum on every arg. Use strchr in a loop instead of counting commas
3480 (get_attr_str): Increment argnum for every comma in the string.
3481 (separate_attrs): Use for instead of while loop, simplify.
3482 (expand_target_clones): Rename defenition argument to definition.
3483 Free attrs and attr_str even when diagnosing errors. Temporarily
3484 change input_location around targetm.target_option.valid_attribute_p
3485 calls. Don't emit warning or errors if that function fails.
3487 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3490 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3491 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3492 abbrev_opt_base_type_end only by increasing die_abbrev, before
3494 (optimize_abbrev_table): Don't change abbrev numbers of
3495 base types and CU or optimize implicit consts in them if
3496 calc_base_type_die_sizes has been called during build_abbrev_table.
3497 (calc_base_type_die_sizes): If abbrev_opt_start, set
3498 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3500 2016-11-18 Jeff Law <law@redhat.com>
3503 * config/m68k/m68k.c (moveq feeding equality comparison): New
3505 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3506 (equality_comparison_operator): Likewise.
3508 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3510 * rtlanal.c (load_extend_op): Move to...
3511 * rtl.h: ...here and make inline.
3513 2016-11-18 Terry Guo <terry.guo@arm.com>
3514 Thomas Preud'homme <thomas.preudhomme@arm.com>
3516 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3517 * config/arm/arm-opts.h: Include arm-flags.h.
3518 (struct arm_arch_core_flag): Define.
3519 (arm_arch_core_flags): Define.
3520 * config/arm/arm-protos.h: Include arm-flags.h
3521 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3522 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3523 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3524 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3525 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3526 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3527 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3528 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3529 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3530 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3531 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3532 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3533 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3534 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3535 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3536 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3537 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3538 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3539 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3540 ARM_FSET_CPU_SUBSET): Move to ...
3541 * config/arm/arm-flags.h: This new file.
3542 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3543 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3544 (TARGET_MODE_SPECS): Define.
3545 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3547 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3549 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3550 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3551 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3552 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3553 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3554 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3555 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3556 missing and make value unsigned.
3557 (arm_feature_set): Use unsigned entries instead of unsigned long.
3559 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3561 Re-apply after PR bootstrap/77359 is fixed:
3562 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3564 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3565 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3568 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3571 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3572 variables in functions calling alloca. Also update the ASCII
3574 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3575 (STACK_DYNAMIC_OFFSET): Likewise.
3576 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3577 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3580 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3581 Alan Hayward <alan.hayward@arm.com>
3582 David Sherwood <david.sherwood@arm.com>
3584 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3585 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3586 (add_const_value_attribute): Likewise.
3587 * explow.c (plus_constant): Likewise.
3588 * expmed.c (expand_mult, make_tree): Likewise.
3589 * expr.c (convert_modes): Likewise.
3590 * loop-doloop.c (doloop_optimize): Likewise.
3591 * postreload.c (reload_cse_simplify_set): Likewise.
3592 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3593 (simplify_binary_operation_1, simplify_const_binary_operation):
3595 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3596 * wide-int.h: Update documentation to recommend rtx_mode_t
3597 instead of std::make_pair.
3599 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3600 Alan Hayward <alan.hayward@arm.com>
3601 David Sherwood <david.sherwood@arm.com>
3603 * tree.h (SET_DECL_MODE): New macro.
3604 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3605 (expand_gimple_basic_block): Likewise.
3606 * function.c (split_complex_args): Likeise.
3607 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3608 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3609 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3610 (finish_bitfield_representative): Likewise.
3611 * tree.c (make_node_stat): Likewise.
3612 * tree-inline.c (remap_ssa_name): Likewise.
3613 (tree_function_versioning): Likewise.
3614 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3615 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3616 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3617 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3618 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3619 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3620 * varasm.c (make_debug_expr_from_rtl): Likewise.
3622 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3624 PR rtl-optimization/71785
3625 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3626 (duplicate_computed_gotos): New function.
3627 (pass_duplicate_computed_gotos::execute): Rewrite.
3629 2016-11-17 Jeff Law <law@redhat.com>
3632 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3633 barrier prior to deallocating the stack.
3635 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3637 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3638 to make better use of cmem loads in the case where a single bit is
3640 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3642 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3644 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3646 (isa_names_table): Handle new features.
3648 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3649 Andrew Senkevich <andrew.senkevich@intel.com>
3651 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3652 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3653 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3654 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3655 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3656 * config/i386/avx5124fmapsintrin.h: New file.
3657 * config/i386/avx5124vnniwintrin.h: Ditto.
3658 * config/i386/constraints.md (h): New constraint.
3659 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3660 * config/i386/driver-i386.c (host_detect_local_cpu):
3661 Detect avx5124fmaps, avx5124vnniw.
3662 * config/i386/i386-builtin-types.def: Add types
3663 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3664 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3665 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3666 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3667 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3668 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3669 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3670 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3671 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3672 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3673 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3674 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3675 __builtin_ia32_vp4dpwssds_mask): New.
3676 * config/i386/i386-c.c (ix86_target_macros_internal):
3677 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3678 * config/i386/i386-modes.def: Fixed comment typos, added new
3679 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3680 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3682 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3683 (ix86_option_override_internal): Handle new options.
3684 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3686 (ix86_expand_builtin): Handle new builtins.
3687 (ix86_additional_allocno_class_p): New.
3688 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3689 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3690 (reg_class): Add MOD4_SSE_REGS.
3691 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3692 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3693 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3694 avx5124vnniwintrin.h.
3695 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3696 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3697 (define_mode_iterator IMOD4): New.
3698 (define_mode_attr imod4_narrow): Ditto.
3699 (define_insn "mov<mode>"): Ditto.
3700 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3701 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3702 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3703 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3704 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3705 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3706 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3707 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3708 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3709 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3710 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3711 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3712 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3713 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3714 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3715 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3716 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3717 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3718 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3719 * genmodes.c (mode_size_inline): Extend return type.
3720 * machmode.h (mode_size, mode_base_align): Extend type.
3722 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3725 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3726 the appropriate checks for SFmode/DFmode load/stores in GPR
3728 (fusion_addis_mem_combo_store): Likewise.
3729 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3730 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3731 d-form instructions for traditional Altivec registers.
3732 (emit_fusion_p9_load): Likewise.
3733 (emit_fusion_p9_store): Likewise.
3734 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3735 early clobber from scratch register. Do not match if the register
3736 being stored is the scratch register.
3737 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3738 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3739 instructions for traditional Altivec registers.
3740 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3741 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3742 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3744 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3747 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3748 being live in the function and lr needing to be saved. Distinguish
3749 between already saved pushable registers and registers to push.
3750 Check for LR being an available pushable register.
3752 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3754 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3755 string input is a string constant.
3756 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3757 via cmpstrnsi even if neither string is constant.
3759 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3762 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3763 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3764 instead, return false if it is NULL, or doesn't fit into uhwi, or
3765 is larger or equal to targetm.max_anchor_offset.
3767 2016-11-17 Pip Cet <pipcet@gmail.com>
3768 Eric Botcazou <ebotcazou@adacore.com>
3770 PR rtl-optimization/78355
3771 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3772 needs to deal with unaligned accesses.
3773 * doc/tm.texi: Regenerate.
3774 * lra-constraints.c (simplify_operand_subreg): Only invoke
3775 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3777 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3779 * input.c (selftest::test_lexer_string_locations_long_line): New
3781 (selftest::test_lexer_string_locations_raw_string_multiline): New
3783 (selftest::input_c_tests): Call the new functions, via
3784 for_each_line_table_case.
3786 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3788 * config/aarch64/aarch64.md (mov<mode>): Call
3789 aarch64_split_dimode_const_store on DImode constant stores.
3790 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3792 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3795 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3796 Richard Biener <rguenther@suse.de>
3798 PR tree-optimization/77848
3799 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3800 the user specified -ftree-loop-if-convert.
3802 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3805 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3806 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3807 *thumb2_strd_base_neg): Recognize insn regardless of
3808 current_tune->prefer_ldrd_strd.
3809 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3812 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3814 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3817 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3819 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3821 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3822 * config/arc/arc-cpus.def (quarkse_em): Add.
3823 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3824 * config/arc/arc-opts.h (FPX_QK): Define.
3825 * config/arc/arc-tables.opt: Regenerate.
3826 * config/arc/arc.c (gen_compare_reg): Change.
3827 (arc_register_move_cost): Avoid Dy,Dx moves.
3828 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3829 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3830 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3832 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3833 (fix_truncsfsi2_fpu): Rename.
3834 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3835 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3836 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3837 * config/arc/t-multilib: Regenerate.
3839 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3841 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3843 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3844 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3845 (avr_rtx_costs_1, extra_constraint_Q): Same.
3846 (avr_address_cost): Use SUBREG_P if possible.
3848 2016-11-17 Richard Biener <rguenther@suse.de>
3851 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3852 non-local goto into CFG.
3854 2016-11-17 Richard Biener <rguenther@suse.de>
3856 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3857 backward compatibility.
3858 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3859 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3860 flag_tree_loop_if_convert_stores.
3861 (pass_if_conversion::execute): Likewise.
3863 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3865 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3866 const_double code before calling aarch64_float_const_zero_rtx_p.
3868 2016-11-17 Richard Biener <rguenther@suse.de>
3870 PR tree-optimization/78306
3871 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3872 inhibit inlining if function calls cilk_spawn.
3873 (can_inline_edge_p): Likewise.
3875 2016-11-17 Richard Biener <rguenther@suse.de>
3878 * fold-const.c (negate_expr_p): Fix multiplication case.
3880 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3883 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3885 (TARGET_INIT_LIBFUNCS): Delete definition and...
3886 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3889 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3891 * config/netbsd-stdint.h: New.
3892 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3893 (x86_64-*-netbsd*): Likewise.
3895 2016-11-16 Andrew PInski <apinski@cavium.com>
3897 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3898 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3899 flag_aarch64_verbose_cost instead of checking for details dump.
3900 (aarch64_rtx_costs_wrapper): Likewise.
3902 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3904 PR rtl-optimization/78378
3905 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3906 inner only if pos is 0. Fix up formatting.
3908 2016-11-17 Alan Modra <amodra@gmail.com>
3910 PR rtl-optimization/78325
3911 PR rtl-optimization/70890
3912 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3915 2016-11-16 Jason Merrill <jason@redhat.com>
3917 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3919 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3920 Richard Biener <rguenther@suse.de>
3922 PR tree-optimization/77848
3923 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3924 an outer loop, only save basic block aux information for the inner
3926 (versionable_outer_loop_p): New function.
3927 (tree_if_conversion): Version the outer loop instead of the inner
3928 one if the pattern will be recognized for outer-loop
3931 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3933 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3934 (pass_partition_blocks::gate): No longer check
3935 user_defined_section_attribute, instead check the function decl
3936 for a section attribute.
3937 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3938 set user_defined_section_attribute.
3939 * gcc/final.c (rest_of_handle_final): Likewise.
3940 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3941 * gcc/toplev.h: Remove declaration of
3942 user_defined_section_attribute.
3944 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3946 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3947 Explicitly switch between JR and JRC for the table jump. Adjust
3950 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3952 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3953 `insn_count' to 11 rather than 16.
3955 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3957 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3958 `ltu' rather than `leu' operation in the RTL pattern
3960 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3962 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3963 missing <d> instruction prefixes throughout. Correct
3966 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3968 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3969 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3970 cancel short delay slots in PIC call relaxation.
3972 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3974 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3975 general register with general register or ARM constant into SP
3978 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3981 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3982 that loop->header == body_bb if broken_loop.
3984 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3986 * tree-ssa-math-opts.c (bswap_replace): Remove test
3987 of SLOW_UNALIGNED_ACCESS.
3989 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3991 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3992 is selected. Pass -mgomp to offload compiler in OpenMP case.
3993 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3994 declaration from nvptx.c.
3995 (nvptx_gen_shuffle): Declare.
3996 (nvptx_output_set_softstack): Declare.
3997 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3998 (need_softstack_decl): New variable.
3999 (need_unisimt_decl): New variable.
4000 (diagnose_openacc_conflict): New. Use it...
4001 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4002 (nvptx_encode_section_info): Handle "shared" attribute.
4003 (write_as_kernel): Restrict to OpenACC target regions.
4004 (init_softstack_frame): New.
4005 (nvptx_init_unisimt_predicate): New.
4006 (write_omp_entry): New. Use it...
4007 (nvptx_declare_function_name): ...here to emit OpenMP target region
4008 entrypoints. Handle TARGET_SOFT_STACK. Call
4009 nvptx_init_unisimt_predicate.
4010 (nvptx_output_set_softstack): New.
4011 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4012 (nvptx_gen_shuffle): Export.
4013 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4015 (nvptx_print_operand): Fix handling of instruction predicates.
4016 (nvptx_get_unisimt_master): New helper function.
4017 (nvptx_get_unisimt_predicate): Ditto.
4018 (nvptx_call_insn_is_syscall_p): Ditto.
4019 (nvptx_unisimt_handle_set): Ditto.
4020 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4021 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4022 (nvptx_handle_shared_attribute): New. Use it...
4023 (nvptx_attribute_table): ... here (new entry).
4024 (nvptx_record_offload_symbol): Handle NULL attributes.
4025 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4026 (nvptx_simt_vf): New.
4027 (TARGET_SIMT_VF): Define.
4028 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4029 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4030 -muniform-simt option is active.
4031 (STACK_SIZE_MODE): Define.
4032 (FIXED_REGISTERS): Adjust.
4033 (SOFTSTACK_SLOT_REGNUM): New.
4034 (SOFTSTACK_PREV_REGNUM): New.
4035 (REGISTER_NAMES): Adjust.
4036 (struct machine_function): New fields.
4037 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4038 (UNSPEC_VOTE_BALLOT): Ditto.
4039 (UNSPEC_LANEID): Ditto.
4040 (UNSPECV_NOUNROLL): Ditto.
4041 (atomic): New attribute.
4042 (predicable): New attribute. Generate predicated forms via
4044 (br_true): Mark as not predicable.
4046 (br_true_uni): Ditto.
4047 (br_false_uni): Ditto.
4049 (trap_if_true): Ditto.
4050 (trap_if_false): Ditto.
4051 (nvptx_fork): Ditto.
4052 (nvptx_forked): Ditto.
4053 (nvptx_joining): Ditto.
4054 (nvptx_join): Ditto.
4055 (nvptx_barsync): Ditto.
4056 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4057 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4058 (allocate_stack_<mode>): Remove unused pattern.
4059 (set_softstack_insn): New pattern.
4060 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4061 (nvptx_vote_ballot): New pattern.
4062 (omp_simt_lane): Ditto.
4063 (omp_simt_last_lane): Ditto.
4064 (omp_simt_ordered): Ditto.
4065 (omp_simt_vote_any): Ditto.
4066 (omp_simt_xchg_bfly): Ditto.
4067 (omp_simt_xchg_idx): Ditto.
4068 (nvptx_nounroll): Ditto.
4069 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4070 (atomic_exchange<mode>): Ditto.
4071 (atomic_fetch_add<mode>): Ditto.
4072 (atomic_fetch_addsf): Ditto.
4073 (atomic_fetch_<logic><mode>): Ditto.
4074 * config/nvptx/nvptx.opt (msoft-stack): New option.
4075 (muniform-simt): Ditto.
4077 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4078 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4079 * doc/invoke.texi (msoft-stack): Document.
4080 (muniform-simt): Document
4082 * doc/tm.texi: Regenerate.
4083 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4084 * target.def: Define it.
4085 * target-insns.def (omp_simt_lane): New.
4086 (omp_simt_last_lane): New.
4087 (omp_simt_ordered): New.
4088 (omp_simt_vote_any): New.
4089 (omp_simt_xchg_bfly): New.
4090 (omp_simt_xchg_idx): New.
4092 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4094 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4096 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4097 (ASM_OUTPUT_CASE_END): Likewise.
4098 * config/mips/mips.c (mips_set_text_contents_type): New function.
4099 (mips16_emit_constants): Record the pool's initial label number
4100 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4101 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4102 for `consttable' insns.
4103 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4104 for `consttable_end' insns.
4105 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4106 (consttable): Add operand.
4107 (consttable_end): New insn.
4109 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4111 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4112 * tree-if-conv.c (tree_if_conversion): Make public.
4113 * * tree-if-conv.h: New file.
4114 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4115 dynamic alias checks for epilogues.
4116 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4117 * tree-vect-loop.c: include tree-if-conv.h.
4118 (new_loop_vec_info): Add zeroing orig_loop_info field.
4119 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4120 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4121 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4122 using passed argument.
4123 (vect_transform_loop): Check if created epilogue should be returned
4124 for further vectorization with less vf. If-convert epilogue if
4125 required. Print vectorization success for epilogue.
4126 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4127 if it is required, pass loop_vinfo produced during vectorization of
4128 loop body to vect_analyze_loop.
4129 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4131 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4132 (LOOP_VINFO_EPILOGUE_P): New.
4133 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4134 (vect_do_peeling): Change prototype to return epilogue.
4135 (vect_analyze_loop): Add argument of loop_vec_info type.
4136 (vect_transform_loop): Return created loop.
4138 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4140 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4141 component as used also if LR_REGNO is a live input to the bb.
4142 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4143 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4144 (df_get_exit_block_use_set): Ditto.
4145 * df.h (df_scan_flags): New enum.
4146 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4147 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4148 df_update_entry_block_defs and df_update_exit_block_uses
4149 at the start; clear the flag and call those functions at the end.
4151 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4152 Alan Hayward <alan.hayward@arm.com>
4153 David Sherwood <david.sherwood@arm.com>
4155 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4156 nb_iterations to the number of latch iterations rather than the
4157 number of loop iterations.
4159 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4160 Alan Hayward <alan.hayward@arm.com>
4161 David Sherwood <david.sherwood@arm.com>
4163 * combine.c (maybe_swap_commutative_operands): New function.
4164 (combine_simplify_rtx): Use it.
4165 (change_zero_ext): Likewise.
4166 (make_compound_operation_int): New function, split out of...
4167 (make_compound_operation): ...here. Use
4168 maybe_swap_commutative_operands for both.
4170 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4172 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4173 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4174 * arm/arm-tables.opt: Regenerated.
4175 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4177 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4178 and 'neon' are aliases for specific implementations.
4180 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4181 Alan Hayward <alan.hayward@arm.com>
4182 David Sherwood <david.sherwood@arm.com>
4184 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4185 and use it in the final call to gen_rtx_fmt_ee.
4186 (expand_vec_cond_expr): Update accordingly.
4187 (expand_vec_cmp_expr): Likewise.
4189 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4190 Alan Hayward <alan.hayward@arm.com>
4191 David Sherwood <david.sherwood@arm.com>
4193 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4195 2016-11-16 Richard Biener <rguenther@suse.de>
4198 * gimplify.c (gimplify_function_tree): Do not instrument
4199 GNU extern inline functions.
4201 2016-11-16 Martin Liska <mliska@suse.cz>
4204 * gimplify.c (gimplify_switch_expr): Always save previous
4205 gimplify_ctxp->live_switch_vars.
4207 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4209 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4210 zero_extract operations to allow a movb to occur.
4211 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4212 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4213 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4214 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4217 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4218 Alan Hayward <alan.hayward@arm.com>
4219 David Sherwood <david.sherwood@arm.com>
4221 * expr.c (emit_group_load_1): Tighten check for whether an
4222 access involves only one operand of a CONCAT. Use extract_bit_field
4223 for constants if the bit range does span the whole operand.
4225 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4226 Alan Hayward <alan.hayward@arm.com>
4227 David Sherwood <david.sherwood@arm.com>
4229 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4231 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4232 Alan Hayward <alan.hayward@arm.com>
4233 David Sherwood <david.sherwood@arm.com>
4235 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4236 all three iteration counts with an any_* test. Use a single update
4237 for each count. Fix the calculation of nb_iterations_estimate.
4239 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4241 * config/pdp11/pdp11.c: Include dbxout.h.
4243 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4245 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4247 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4250 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4251 proper ranges for an SBFX instruction.
4252 (extzv_t2): Likewise for UBFX.
4254 2016-11-16 Richard Biener <rguenther@suse.de>
4256 PR tree-optimization/78348
4257 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4258 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4259 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4260 revealed no dependency, PKIND_MEMMOVE otherwise.
4262 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4265 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4266 it points to non-NULL tree, use it instead of ubsan_create_data.
4267 (instrument_si_overflow): Handle vector signed integer overflow
4269 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4270 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4271 vector IFN_UBSAN_CHECK_*.
4272 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4273 pass it through to ubsan_build_overflow_builtin.
4274 (expand_neg_overflow, expand_mul_overflow): Likewise.
4275 (expand_vector_ubsan_overflow): New function.
4276 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4277 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4278 (expand_arith_overflow): Adjust expand_*_overflow callers.
4280 2016-11-16 Matthias Klose <doko@ubuntu.com>
4282 * doc/install.texi: Remove references to java/libjava.
4284 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4286 * tree-ssa-coalesce.c (register_default_def): Remove
4287 register_ssa_partition.
4288 (create_outofssa_var_map): Likewise.
4289 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4290 * tree-ssa-live.h (register_ssa_partition): Likewise.
4292 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4294 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4295 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4296 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4297 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4298 rtx when all sub-rtx are also permanent.
4299 (attr_eq): Simplify.
4300 (attr_copy_rtx): Remove.
4301 (make_canonical, get_attr_value): Use attr_equal_p.
4302 (copy_boolean): Rehash NOT.
4303 (simplify_test_exp_in_temp,
4304 optimize_attrs): Remove call to attr_copy_rtx.
4305 (attr_alt_intersection, attr_alt_union,
4306 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4307 (make_automaton_attrs): Use attr_eq.
4309 2016-11-15 Matthias Klose <doko@ubuntu.com>
4311 * doc/install.texi: Remove references to java/libjava.
4312 * doc/sourcebuild.texi: Likewise.
4313 * doc/invoke.texi: Likewise.
4314 * doc/standards.texi: Likewise.
4316 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4317 Alan Hayward <alan.hayward@arm.com>
4318 David Sherwood <david.sherwood@arm.com>
4320 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4322 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4323 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4324 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4325 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4326 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4327 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4328 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4330 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4331 Alan Hayward <alan.hayward@arm.com>
4332 David Sherwood <david.sherwood@arm.com>
4334 * dce.c (check_argument_store): Pass the size instead of
4335 the memory reference.
4336 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4338 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4339 Alan Hayward <alan.hayward@arm.com>
4340 David Sherwood <david.sherwood@arm.com>
4342 * alias.c (canon_rtx): Use simplify_gen_binary.
4344 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4345 Alan Hayward <alan.hayward@arm.com>
4346 David Sherwood <david.sherwood@arm.com>
4348 * rtl.h (load_extend_op): Declare.
4349 * rtlanal.c (load_extend_op): New function.
4350 (nonzero_bits1): Use it.
4351 (num_sign_bit_copies1): Likewise.
4352 * cse.c (cse_insn): Likewise.
4353 * fold-const.c (fold_single_bit_test): Likewise.
4354 (fold_unary_loc): Likewise.
4355 * fwprop.c (free_load_extend): Likewise.
4356 * postreload.c (reload_cse_simplify_set): Likewise.
4357 (reload_cse_simplify_operands): Likewise.
4358 * combine.c (try_combine): Likewise.
4359 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4360 subreg_lowpart_p checks.
4362 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4363 Alan Hayward <alan.hayward@arm.com>
4364 David Sherwood <david.sherwood@arm.com>
4366 * combine.c (simplify_shift_const_1): Use the number of bits
4367 in the inner mode to determine the range of the shift.
4368 When handling shifts of vectors, skip any rules that apply
4371 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4372 Alan Hayward <alan.hayward@arm.com>
4373 David Sherwood <david.sherwood@arm.com>
4375 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4378 2016-11-15 Matthias Klose <doko@ubuntu.com>
4380 * doc/install.texi: Remove references to gcj/libjava.
4381 * doc/invoke.texi: Likewise.
4383 2016-11-15 Jeff Law <law@redhat.com>
4385 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4386 parameter. Callers changed.
4387 (check-subpath_and_update_thread_path): Extracted from
4388 fsm_find_control_statement_thread_paths.
4389 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4390 (handle_phi, handle_assignment): Allow any constant node, not
4393 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4395 * config/arc/arc-arch.h: New file.
4396 * config/arc/arc-arches.def: Likewise.
4397 * config/arc/arc-cpus.def: Likewise.
4398 * config/arc/arc-options.def: Likewise.
4399 * config/arc/t-multilib: Likewise.
4400 * config/arc/genmultilib.awk: Likewise.
4401 * config/arc/genoptions.awk: Likewise.
4402 * config/arc/arc-tables.opt: Likewise.
4403 * config/arc/driver-arc.c: Likewise.
4404 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4405 * common/config/arc/arc-common.c (arc_handle_option): Trace
4407 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4408 options; check for supported cpu against arc-cpus.def file.
4409 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4410 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4411 * config/arc/arc-c.def: Add emacs local variables.
4412 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4413 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4414 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4415 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4416 (DEFAULT_arc_fpu_build): Define.
4417 (DEFAULT_arc_mpy_option): Define.
4418 * config/arc/arc-protos.h (arc_init): Delete.
4419 * config/arc/arc.c (arc_cpu_name): New variable.
4420 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4421 (arc_arc700, arc_arc600, arc_arc601): New variable.
4422 (arc_init): Add static; remove selection of default tune value,
4423 cleanup obsolete error messages.
4424 (arc_override_options): Make use of .def files for selecting the
4425 right cpu and option configurations.
4426 * config/arc/arc.h (stdbool.h): Include.
4427 (TARGET_CPU_DEFAULT): Define.
4428 (CPP_SPEC): Remove mcpu=NPS400 handling.
4429 (arc_cpu_to_as): Declare.
4430 (EXTRA_SPEC_FUNCTIONS): Define.
4431 (OPTION_DEFAULT_SPECS): Likewise.
4432 (ASM_DEFAULT): Remove.
4433 (ASM_SPEC): Use arc_cpu_to_as.
4434 (DRIVER_SELF_SPECS): Remove deprecated options.
4435 (arc_base_cpu): Declare.
4436 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4437 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4439 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4440 * config/arc/arc.md (attr_cpu): Remove.
4441 * config/arc/arc.opt (mno-mpy): Deprecate.
4442 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4443 (mcpu=ARCHS): Remove.
4444 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4446 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4447 (arc_fpu): Use new defines.
4448 (mpy-option): Change to use numeric or string like inputs.
4449 * config/arc/t-arc (driver-arc.o): New target.
4450 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4451 * config/arc/t-arc-newlib: Delete.
4452 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4453 * doc/invoke.texi (ARC): Update arc options.
4455 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4457 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4458 insn at the beginning of the constant pool.
4459 (mips_insert_insn_pseudos): New function.
4460 (mips_machine_reorg2): Call it.
4461 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4462 UNSPEC_INSN_PSEUDO enum values.
4463 (insn_pseudo, consttable): New insns.
4465 2016-11-15 Michael Matz <matz@suse.de>
4467 PR missed-optimization/77881
4468 * combine.c (simplify_comparison): Remove useless subregs
4469 also inside the loop, not just after it.
4470 (make_compound_operation): Recognize some subregs as being
4473 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4474 Alan Hayward <alan.hayward@arm.com>
4475 David Sherwood <david.sherwood@arm.com>
4477 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4480 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4483 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4485 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4486 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4487 vinsert{b,h} on ISA 3.0.
4489 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4491 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4492 and cmpnop in two steps: first the ones not accessed in original gimple
4493 expression in a endian independent way and then the ones not accessed
4494 in the final result in an endian-specific way.
4495 (bswap_replace): Stop doing big endian adjustment.
4497 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4500 (*ashl<mode>3_doubleword): Ditto.
4502 2016-11-14 Martin Liska <mliska@suse.cz>
4504 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4506 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4507 Richard Biener <rguenther@suse.de>
4509 * doc/invoke.texi (fgimple): Document.
4510 * dumpfile.h (TDF_GIMPLE): Add.
4511 * dumpfile.c (dump_options): Add gimple.
4512 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4514 (dump_gimple_label): Likewise.
4515 (dump_gimple_phi): Likewise.
4516 (dump_gimple_bb_header): Likewise.
4517 (dump_phi_nodes): Likewise.
4518 (pp_cfg_jump): Likewise. Pass in dump flags.
4519 (dump_implicit_edges): Adjust.
4520 * passes.c (pass_init_dump_file): Do not dump function header
4522 * tree-cfg.c (dump_function_to_file): Dump function return type
4523 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4525 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4526 (dump_generic_node): Likewise.
4527 * function.h (struct function): Add pass_startwith member.
4528 * passes.c (execute_one_pass): Implement startwith.
4529 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4530 and assign proper version for parsed ssa names.
4531 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4532 * internal-fn.c (expand_PHI): New function.
4533 * internal-fn.h (expand_PHI): Declared here.
4534 * internal-fn.def: New defination for PHI.
4535 * tree-cfg.c (lower_phi_internal_fn): New function.
4536 (build_gimple_cfg): Call it.
4537 (verify_gimple_call): Condition for passing label as arg in internal
4539 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4540 present PHIs with arguments.
4542 2016-11-14 Martin Liska <mliska@suse.cz>
4545 * common.opt: Add prefer-atomic as a new enum value for
4547 * coretypes.h: Likewise.
4548 * doc/invoke.texi: Document the new option value.
4549 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4550 * tree-profile.c (tree_profiling): Select default value
4551 of -fprofile-update when 'prefer-atomic' is selected.
4553 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4555 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4556 (cortex_a57_alu_shift): ...here.
4558 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4560 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4562 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4563 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4564 (<optab>si3_insn_uxtw): Likewise.
4565 (<optab><mode>3_insn): Likewise.
4566 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4567 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4568 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4569 (<optab><mode>): Likewise.
4570 (insv<mode>): Likewise.
4571 (andim_ashift<mode>_bfiz): Likewise.
4572 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4573 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4574 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4575 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4576 (exynos_m1_alu_p): Likewise.
4577 * config/arm/types.md: Add bfx.
4578 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4580 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4582 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4583 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4585 2016-11-14 Richard Biener <rguenther@suse.de>
4587 PR tree-optimization/78312
4588 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4589 flow-sensitive info.
4591 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4594 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4595 * config/avr/avr.opt (-mabsdata): New option.
4596 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4597 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4598 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4599 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4600 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4601 spec depending on AVR_ISA_LDS.
4602 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4604 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4606 * match.pd: Don't try to compare addresses of variables with
4609 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4611 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4612 (propagate_vr_accross_jump_function): Handle unary expressions.
4613 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4614 (load_from_param_1): New.
4615 (load_from_unmodified_param): Factor common part into load_from_param_1.
4616 (load_from_param): New.
4617 (compute_complex_assign_jump_func): Handle unary expressions.
4618 (update_jump_functions_after_inlining): Likewise.
4619 (ipa_write_jump_function): Likewise.
4620 (ipa_read_jump_function): Likewise.
4622 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4625 * doc/invoke.texi: Document Wrestrict.
4626 * pretty-print.c (pp_format): Add case for "Z" specifier.
4627 (test_pp_format): Test "Z" specifier.
4629 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4631 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4632 original function needs a static chain.
4634 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4637 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4640 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4643 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4644 return early if !optional_tbtab.
4646 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4648 PR rtl-optimization/59461
4649 * doc/rtl.texi (paradoxical subregs): Add missing word.
4650 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4651 in modes with precision larger than that of last_set_mode.
4652 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4653 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4654 REGs to paradoxical SUBREGs.
4655 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4656 larger than a word before invoking LOAD_EXTEND_OP on it.
4658 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4661 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4662 element order for little endian ordering.
4664 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4665 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4668 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4672 when calculating operand 2.
4673 (rotate to rotatex zext splitter): Ditto.
4675 2016-11-11 Jeff Law <law@redhat.com>
4677 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4679 (stmt_uses_name_in_undefined_way): New function, extracted from
4680 find_implicit_erroneous_behavior and extended for div/mod case.
4681 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4682 find_explicit_erroneous_behavior and extended for div/mod case.
4683 (find_implicit_erroneous_behavior): Use new helper function.
4684 (find_explicit_erroneous_behavior): Use new helper function.
4686 2016-11-11 Richard Biener <rguenther@suse.de>
4688 PR tree-optimization/71575
4689 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4692 2016-11-11 Richard Biener <rguenther@suse.de>
4695 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4696 about uninitialized destination arg of BIT_INSERT_EXPR.
4698 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4701 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4702 terminology. Expand to remove ambiguity.
4704 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4706 PR rtl-optimization/78232
4707 * combine.c (try_combine): Add a big comment about why reusing i2dest
4709 (change_zero_ext): Do not call simplify_gen_binary, do the
4710 simplifications manually.
4712 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4714 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4715 enable HImode and QImode to go in vector registers by default if
4716 the -mvsx-small-integer option is enabled.
4717 (rs6000_secondary_reload_simple_move): Likewise.
4718 (rs6000_preferred_reload_class): Don't force integer constants to
4719 be loaded into vector registers that we can easily make into
4720 memory (or being created in the GPRs and moved over with direct move).
4721 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4722 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4723 vector extraction on ISA 3.0 when the scalar integer can be
4724 allocated in vector registers. Generate the VEC_SELECT directy,
4725 and don't use UNSPEC's to avoid having the scalar type in a vector
4726 register. Make the expander target registers, and let the
4727 combiner fold in results storing to memory, if the machine
4729 (vsx_extract_<mode>_di): Likewise.
4730 (vsx_extract_<mode>_p9): Likewise.
4731 (vsx_extract_<mode>_di_p9): Likewise.
4732 (vsx_extract_<mode>_store_p9): Likewise.
4733 (vsx_extract_si): Likewise.
4734 (vsx_extract_<mode>_p8): Likewise.
4735 (p9_lxsi<wd>zx): Delete, no longer used.
4736 (p9_stxsi<wd>x): Likewise.
4737 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4738 integers in vector registers for ISA 3.0.
4739 (QHI): Update comment.
4740 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4741 vector extract instructions in sign/zero extend.
4742 (zero_extendhi<mode>): Likewise.
4743 (extendqi<mode>): Likewise.
4744 (extendhi<mode>2): Likewise.
4745 (HImode splitter for load/sign extend in vector register): Likewise.
4746 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4747 optimizing floating point conversions to/from small data types and
4748 rewrite it to support QImode/HImode being allowed in vector
4749 registers on ISA 3.0.
4750 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4751 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4752 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4753 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4754 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4755 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4756 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4757 VSPLITISW on ISA 2.07.
4758 (movhi_internal): Combine movhi_internal and movqi_internal into
4759 one mov<mode>_internal with an iterator. Add support for QImode
4760 and HImode being allowed in vector registers. Make large number
4761 of attributes and constraints easier to read.
4762 (movqi_internal): Likewise.
4763 (mov<mode>_internal): Likewise.
4764 (movdi_internal64): Fix constraint to allow loading -16..15 with
4765 VSPLITISW on ISA 2.07.
4766 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4769 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4771 PR rtl-optimization/78241
4772 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4773 but emit initial peel copy if niter expr is not reliable.
4775 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4777 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4778 (maybe_record_trace_start): If the CFI is different on the new and
4779 old paths, print out both to the dump file before ICEing.
4781 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4783 * target.def (additional_allocno_class_p): New.
4784 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4785 * hooks.c (hook_bool_reg_class_t_false): New.
4786 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4787 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4788 * doc/tm.texi: Update.
4790 2016-11-10 Jason Merrill <jason@redhat.com>
4792 * gengtype.c (new_structure): Append to structures list.
4793 (find_structure): Likewise.
4795 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4797 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4798 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4801 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4803 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4804 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4806 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4807 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4808 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4809 teams distribute parallel for simd even to distribute and teams
4810 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4811 OMP_CLAUSE_DEPEND_SINK case.
4812 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4813 (omp_no_lastprivate): Removed.
4814 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4815 (gimplify_omp_for): Likewise.
4816 (computable_teams_clause): Fail for automatic vars from current
4817 function not yet seen in bind expr.
4818 * langhooks.c (lhd_omp_scalar_p): New function.
4819 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4820 * varpool.c (varpool_node::get_create): Set node->offloading
4821 even for DECL_EXTERNAL decls.
4822 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4823 (LANG_HOOKS_OMP_SCALAR_P): Define.
4824 (LANG_HOOKS_DECLS): Use it.
4826 2016-11-10 Martin Liska <mliska@suse.cz>
4829 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4830 only when SWITCH_BODY is a BIND_EXPR.
4832 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4835 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4836 on the context only when it has no DIE yet.
4838 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4840 * arm.h (target_cpus): Delete.
4841 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4842 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4843 (all_architectures): Likewise.
4844 (arm_option_override): Adjust use of CPU enums.
4845 (arm_sched_reorder): Likewise.
4846 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4847 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4848 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4850 * arm-tables.opt: Regenerated.
4852 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4854 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4856 * config/aarch64/aarch64-tune.md: Regenerated.
4857 * config/arm/arm-cores.def (falkor): New core.
4858 * config/arm/arm-tables.opt: Regenerated.
4859 * config/arm/arm-tune.md: Regenerated.
4860 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4861 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4862 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4863 (ARM Options/-mtune): Likewise.
4865 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4868 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4870 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4871 (propagate_vr_accross_jump_function): Likewise.
4872 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4873 (load_from_param_1): New.
4874 (load_from_unmodified_param): Factor common part into load_from_param_1.
4875 (load_from_param): New.
4876 (compute_complex_assign_jump_func): Handle unary expressions.
4877 (ipa_write_jump_function): Likewise.
4878 (ipa_read_jump_function): Likewise.
4880 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4882 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4883 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4884 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4887 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4889 * print-rtl-function.c: Include varasm.h.
4890 (print_any_param_name): New function.
4891 (print_param): New function.
4892 (print_rtx_function): Call print_param for each argument.
4893 * print-rtl.c (rtx_writer::finish_directive): New function.
4894 * print-rtl.h (rtx_writer::finish_directive): New decl.
4896 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4900 operand 0 as earlyclobber.
4901 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4903 2016-11-09 Martin Liska <mliska@suse.cz>
4905 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4907 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4910 * builtins.c (expand_builtin_memcmp): Formatting fix.
4912 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4913 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4914 or of them, renumber other enumerators.
4915 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4916 * doc/invoke.texi: Document -fsanitize=shift-base and
4917 -fsanitize-shift-exponent, document -fsanitize=shift as
4918 having those 2 suboptions.
4920 2016-11-09 Richard Biener <rguenther@suse.de>
4922 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4923 * fold-const.c (tree_swap_operands_p): Likewise.
4924 (fold_binary_loc): Adjust.
4925 (fold_ternary_loc): Likewise.
4926 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4927 * gimple-fold.c (fold_stmt_1): Likewise.
4928 * gimple-match-head.c (gimple_resimplify2): Likewise.
4929 (gimple_resimplify3): Likewise.
4930 (gimple_simplify): Likewise.
4931 * tree-ssa-dom.c (record_equality): Likewise.
4932 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4933 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4934 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4936 2016-11-09 Richard Biener <rguenther@suse.de>
4938 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4939 (optimize_stmt): Remove redundant pre-propagation canonicalization
4940 of comparison operand order.
4942 2016-11-09 Martin Liska <mliska@suse.cz>
4944 * fold-const-call.c (fold_const_call): Fix the folding.
4946 2016-11-09 Richard Biener <rguenther@suse.de>
4948 * common.opt (flag_evaluation_order): Remove.
4949 * expr.c (expand_operands): Remove code guarded by
4950 flag_evaluation_order.
4951 * fold-const.c (reorder_operands_p): Remove, it always returns
4953 (negate_expr_p): Remove calls to reorder_operands_p.
4954 (fold_negate_expr): Likewise.
4955 (tree_swap_operands_p): Likewise.
4956 (fold_binary_loc): Likewise.
4958 2016-11-09 Andreas Schwab <schwab@suse.de>
4961 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4962 insns operating on a register.
4964 2016-11-09 Richard Biener <rguenther@suse.de>
4966 PR tree-optimization/78007
4967 * tree-vect-stmts.c (vectorizable_bswap): New function.
4968 (vectorizable_call): Call vectorizable_bswap for
4969 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4971 2016-11-09 Richard Biener <rguenther@suse.de>
4973 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4974 Look at the DR_BASE_ADDRESS object for forcing alignment.
4976 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4978 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4979 (propagate_vr_accross_jump_function): Likewise.
4980 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4981 (load_from_param_1): New.
4982 (load_from_unmodified_param): Factor common part into load_from_param_1.
4983 (load_from_param): New.
4984 (compute_complex_assign_jump_func): Handle unary expressions.
4985 (ipa_write_jump_function): Likewise.
4986 (ipa_read_jump_function): Likewise.
4988 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4991 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4992 Also fold constant passed as argument while computing value range.
4993 (propagate_constants_accross_call): Pass param type.
4994 * ipa-prop.c: export ipa_get_callee_param_type.
4995 * ipa-prop.h: export ipa_get_callee_param_type.
4997 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4999 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5000 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5002 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5004 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5005 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5006 ASAN_STACK_MAGIC_MIDDLE.
5007 (asan_global_struct): Increase the size of fields.
5008 (asan_add_global): Add new field constructor.
5009 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5010 __asan_version_mismatch_check_v8.
5012 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5014 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5017 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5020 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5021 Handle ASHIFT and LSHIFTRT.
5022 (dimode_scalar_chain::compute_convert_gain): Ditto.
5023 (dimode_scalar_chain::convert_insn): Ditto.
5025 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5027 * gimple-ssa-store-merging.c: Include selftest.h
5028 (verify_array_eq): New function.
5029 (verify_shift_bytes_in_array): Likewise.
5030 (verify_shift_bytes_in_array_right): Likewise.
5031 (verify_clear_bit_region): Likewise.
5032 (verify_clear_bit_region_be): Likewise.
5033 (store_merging_c_tests): Likewise.
5034 * selftest.h (store_merging_c_tests): Declare prototype.
5035 * selftest-run-tests.c (selftest::run_tests): Run
5036 store_merging_c_tests.
5038 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5040 * config/arm/arm.opt (mold-rtx-costs): Delete.
5041 (mnew-generic-costs): Delete.
5042 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5043 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5044 (arm_size_rtx_costs): Likewise.
5045 (arm_slowmul_rtx_costs): Likewise.
5046 (arm_fastmul_rtx_costs): Likewise.
5047 (arm_xscale_rtx_costs): Likewise.
5048 (arm_9e_rtx_costs): Likewise.
5049 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5050 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5051 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5052 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5053 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5054 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5055 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5056 arm_cortex_m7_tune):
5057 Delete rtx_costs field.
5058 (arm_new_rtx_costs): Rename to...
5059 (arm_rtx_costs_internal): ... This.
5060 (arm_rtx_costs): Remove old way of doing rtx costs.
5062 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5064 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5065 (arm_fastmul_tune): Likewise.
5066 (arm_strongarm_tune): Likewise.
5067 (arm_xscale_tune): Likewise.
5068 (arm_9e_tune): Likewise.
5069 (arm_marvell_pj4_tune): Likewise.
5070 (arm_v6t2_tune): Likewise.
5071 (arm_v6m_tune): Likewise.
5072 (arm_fa726te_tune): Likewise.
5074 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5076 PR tree-optimization/78234
5077 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5080 2016-11-08 Martin Liska <mliska@suse.cz>
5083 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5084 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5085 with a value expr. Do not add artificial variables to
5086 live_switch_vars. Use the debug counter.
5087 (gimplify_target_expr): Use the debug counter.
5088 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5089 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5090 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5092 2016-11-08 Richard Biener <rguenther@suse.de>
5094 * tree-vect-stmts.c (get_group_load_store_type): If the
5095 access is aligned do not trigger peeling for gaps.
5096 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5097 force alignment of vars with DECL_USER_ALIGN.
5099 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5101 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5103 2016-11-08 Richard Biener <rguenther@suse.de>
5105 PR tree-optimization/78205
5106 * tree-vect-stmts.c (vectorizable_load): Move check whether
5107 we may run into gaps when BB vectorizing SLP permutations ...
5108 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5109 here where we can do a more precise check.
5111 2016-11-08 Richard Biener <rguenther@suse.de>
5113 PR tree-optimization/78224
5114 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5115 Split the fallthru edge in case its successor may have PHIs.
5116 Do not free dominance info.
5118 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5121 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5122 EH info even for bzhi and pdep/pext.
5124 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5126 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5127 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5129 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5131 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5133 * config/rs6000/vector.md (div<mode>3): Ditto.
5135 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5137 * configure.ac (.hidden): Change to conftest_s string. Provide string
5139 (gcc_cv_ld_hidden): Yes for AIX.
5140 * configure: Regenerate.
5142 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5144 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5145 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5146 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5147 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5148 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5149 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5151 (rs6000_xcoff_visibility): New.
5152 (rs6000_xcoff_declare_function_name): Add visibility support.
5153 (rs6000_xcoff_asm_globalize_decl_name): New.
5154 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5155 (rs6000_asm_weaken_decl): New.
5156 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5157 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5160 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5163 * incpath.c (remove_dup): Also silently ignore EPERM.
5165 2016-11-07 Martin Jambor <mjambor@suse.cz>
5167 * tree.c (verify_type_variant): Use pointer comparison to check that
5168 TYPE_SIZE_UNIT match.
5170 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5173 * dse.c (dse_step5): Call scan_reads even if just
5174 insn_info->frame_read. Improve and fix dump file messages.
5177 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5178 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5180 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5183 * match.pd: Add following two patterns:
5184 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5185 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5187 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5189 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5190 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5191 * rtl.h (duplicate_reg_notes): Declare.
5192 * rtlanal.c (duplicate_reg_note): New function.
5194 PR rtl-optimization/77309
5195 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5196 don't assume an equality comparison for plain COMPARE.
5197 (simplify_comparison): Pass a more accurate code to
5198 make_compound_operation.
5200 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5202 * target.def (compute_pressure_classes): New target hook.
5203 * doc/tm.texi.in: Document it.
5204 * doc/tm.texi: Regenerate.
5205 * ira.c (setup_pressure_classes): Call target hook if defined.
5207 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5209 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5211 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5212 that have the default values.
5213 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5215 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5216 label string from expected dump.
5217 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5220 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5223 * alias.c (nonoverlapping_memrefs_p): If one decl is
5224 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5226 2016-11-07 Richard Biener <rguenther@suse.de>
5229 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5232 2016-11-07 Richard Biener <rguenther@suse.de>
5234 PR tree-optimization/78218
5235 * gimple-ssa-store-merging.c
5236 (pass_store_merging::terminate_all_aliasing_chains):
5237 Drop unused argument, fix alias check to also consider uses.
5238 (pass_store_merging::execute): Adjust.
5240 2016-11-07 Richard Biener <rguenther@suse.de>
5242 PR tree-optimization/78228
5243 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5246 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5249 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5250 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5251 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5252 to restrict them to an appropriate range and add FAIL check if the
5253 region they specify is out of range. Delete useless constraint
5255 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5256 2 and 3 to restrict their range and add pattern predicate.
5258 2016-11-07 Martin Liska <mliska@suse.cz>
5260 * asan.c (enum asan_check_flags): Move the enum to header file.
5261 (asan_init_shadow_ptr_types): Make type creation more generic.
5262 (shadow_mem_size): New function.
5263 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5264 Rewritten stack unpoisoning code.
5265 (build_shadow_mem_access): Add new argument return_address.
5266 (instrument_derefs): Instrument local variables if use after scope
5267 sanitization is enabled.
5268 (asan_store_shadow_bytes): New function.
5269 (asan_expand_mark_ifn): Likewise.
5270 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5271 * asan.h (enum asan_mark_flags): Moved here from asan.c
5272 (asan_protect_stack_decl): Protect all declaration that need
5274 (asan_sanitize_use_after_scope): New function.
5275 (asan_no_sanitize_address_p): Likewise.
5276 * cfgexpand.c (partition_stack_vars): Consider
5277 asan_sanitize_use_after_scope in condition.
5278 (expand_stack_vars): Likewise.
5279 * common.opt (-fsanitize-address-use-after-scope): New option.
5280 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5281 Explain the parameter.
5282 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5283 * gimplify.c (build_asan_poison_call_expr): New function.
5284 (asan_poison_variable): Likewise.
5285 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5286 variables that have address taken.
5287 (gimplify_decl_expr): Likewise.
5288 (gimplify_target_expr): Likewise for C++ temporaries.
5289 (sort_by_decl_uid): New function.
5290 (gimplify_expr): Unpoison all variables for a label we can jump
5291 from outside of a scope.
5292 (gimplify_switch_expr): Unpoison variables defined in the switch
5294 (gimplify_function_tree): Clear asan_poisoned_variables.
5295 (asan_poison_variables): New function.
5296 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5297 * internal-fn.c (expand_ASAN_MARK): New function.
5298 * internal-fn.def (ASAN_MARK): Declare.
5299 * opts.c (finish_options): Handle -fstack-reuse if
5300 -fsanitize-address-use-after-scope is enabled.
5301 (common_handle_option): Enable address sanitization if
5302 -fsanitize-address-use-after-scope is enabled.
5303 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5305 * params.h: Likewise.
5306 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5307 * sanitizer.def: Define __asan_poison_stack_memory and
5308 __asan_unpoison_stack_memory functions.
5309 * asan.c (asan_mark_poison_p): New function.
5310 (transform_statements): Handle asan_mark_poison_p calls.
5311 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5313 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5316 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5318 2016-11-07 Martin Liska <mliska@suse.cz>
5320 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5321 to time_profiler_counter_ptr.
5323 2016-11-07 Richard Biener <rguenther@suse.de>
5325 PR tree-optimization/37150
5326 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5328 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5329 (vect_analyze_slp_cost_1): Account for the real number of
5330 permutations emitted and for dead loads.
5331 (vect_transform_slp_perm_load): Add n_perms parameter counting
5332 the number of emitted permutations.
5333 * tree-vect-stmts.c (vectorizable_load): Adjust.
5335 2016-11-07 Richard Biener <rguenther@suse.de>
5337 PR tree-optimization/78189
5338 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5339 alignment computation.
5341 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5343 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5345 2016-11-05 Martin Sebor <msebor@redhat.com>
5347 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5350 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5354 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5356 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5359 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5360 doesn't have rtl set.
5362 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5364 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5365 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5366 rs6000_gimple_fold_builtin.
5367 (rs6000_gimple_fold_builtin): New function. Add handling for
5368 early expansion of vector addition builtins.
5370 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5372 * expr.h (copy_blkmode_from_reg): Delete.
5373 * expr.c (copy_blkmode_from_reg): Make static.
5375 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5377 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5378 * combine.c (LOAD_EXTEND_OP): Delete.
5379 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5380 * cse.c (LOAD_EXTEND_OP): Delete.
5381 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5382 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5383 * postreload.c (LOAD_EXTEND_OP): Delete.
5384 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5385 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5386 (find_reloads): Likewise.
5387 * reload1.c (eliminate_regs_1): Likewise.
5388 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5389 (num_sign_bit_copies1): Likewise.
5391 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5393 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5394 (selftest::ix86_test_dumping_hard_regs): New function.
5395 (selftest::ix86_run_selftests): New function.
5396 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5397 selftest::ix86_run_selftests.
5398 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5399 * doc/tm.texi: Regenerate
5400 * selftest-rtl.h: New file.
5401 * rtl-tests.c: Include "selftest-rtl.h".
5402 (selftest::assert_rtl_dump_eq): Make non-static.
5403 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5404 (selftest::test_dumping_regs): Update comment.
5405 * selftest-run-tests.c: Include "target.h".
5406 (selftest::run_tests): If non-NULL, call
5407 targetm.run_target_selftests.
5408 * target.def (run_target_selftests): New hook.
5410 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5412 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5413 representative core for this architecture.
5414 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5415 * config/arm/arm-tables.opt: Regenerate.
5416 * config/arm/arm-tune.md: Likewise.
5417 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5418 valid -mcpu options.
5419 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5421 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5423 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5424 representative core for this architecture.
5425 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5426 * config/arm/arm-tables.opt: Regenerate.
5427 * config/arm/arm-tune.md: Likewise.
5428 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5429 this tuning parameters apply to in the comment.
5430 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5431 valid -mcpu options.
5432 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5434 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5436 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5437 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5438 where cond_expr can't be a lvalue.
5440 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5442 * config/arc/arc.c (arc_process_double_reg_moves): Use
5444 * config/arc/arc.md (movsi_insn): Disable unsupported move
5445 instructions for ARCv2 cores.
5446 (movdi): Use prepare_move_operands.
5447 (movsf, movdf): Use move_dest_operand predicate.
5448 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5450 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5451 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5453 (dexcl_3op_peep2_insn_nores): Likewise.
5454 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5455 (LINK_COMMAND_SPEC): Remove.
5457 2016-11-04 Richard Biener <rguenther@suse.de>
5460 * loop-invariant.c (find_exits): Record entering inner
5461 loops as possibly exiting to handle infinite sub-loops.
5462 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5463 (fill_always_executed_in_1): Honor infinite child loops.
5465 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5469 has already been adjusted for endianness, so don't adjust it any
5473 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5474 ICmode unless we have standard PowerPC floating point.
5475 * config/rs6000/rs6000.md (FP iterator): Likewise.
5476 (FMOVE128 iterator): Likewise.
5478 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5479 Alexandre Oliva <aoliva@redhat.com>
5480 Jason Merrill <jason@redhat.com>
5484 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5486 * langhooks.c (lhd_type_dwarf_attribute): New function.
5487 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5488 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5489 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5490 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5491 (check_qualified_type, check_aligned_type): Call it.
5492 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5493 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5494 check_base_type and check_lang_type.
5495 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5496 return early. For pointer-to-data-member add DW_AT_use_location
5498 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5500 (gen_type_die_with_usage): Don't use type_main_variant
5501 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5502 check_base_type and check_lang_type. Formatting fixes. Call
5503 get_debug_type langhook.
5505 2016-11-03 Jason Merrill <jason@redhat.com>
5507 * tree.c (check_lang_type): New.
5508 (check_qualified_type): Use it.
5509 (check_aligned_type): Use it.
5510 * tree.h: Declare it.
5512 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5514 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5515 (arm*-freebsd*): Likewise.
5516 (arm*-*-netbsdelf*): Likewise.
5517 (arm*-*-linux*): Likewise.
5518 (arm*-*-uclinux*eabi*): Likewise.
5519 (arm*-*-phoenix*): Likewise.
5520 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5521 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5522 specified. Default to arm6 if target_cpu_cname is not set.
5523 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5524 default cpu has been correctly configured.
5525 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5526 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5527 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5528 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5529 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5530 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5531 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5533 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5535 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5536 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5537 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5538 (output_cfa_loc): Support DW_CFA_val_expression.
5539 (output_cfa_loc_raw): Likewise.
5540 (output_cfi): Likewise.
5541 (output_cfi_directive): Likewise.
5542 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5543 (dw_cfi_oprnd2_desc): Likewise.
5544 (mem_loc_descriptor): Recognize new pattern generated for value
5547 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5549 PR rtl-optimization/78186
5550 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5551 well, when converting to IOR.
5553 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5555 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5556 (vec_interleave_highv8qi): Likewise.
5558 2016-11-03 Martin Liska <mliska@suse.cz>
5560 * profile.c (instrument_values): Fix coding style.
5561 (branch_prob): Use renamed function.
5562 * tree-profile.c (init_ic_make_global_vars): Likewise.
5563 (gimple_init_edge_profiler): Rename to
5564 gimple_init_gcov_profiler.
5565 tree_time_profiler_counter variable declaration.
5566 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5568 * value-prof.h: Remove an argument.
5570 2016-11-03 Richard Biener <rguenther@suse.de>
5572 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5573 symtab_node::get_create.
5575 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5577 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5578 Move comments into more natural position.
5580 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5582 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5583 (PTRDIFF_TYPE): Define as int.
5585 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5587 * ccmp.c (expand_ccmp_expr_1): Adjust.
5588 (expand_ccmp_expr): Likewise.
5589 (expand_ccmp_next): Likewise.
5590 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5591 (aarch64_gen_ccmp_first): Likewise.
5592 * doc/tm.texi: Regenerate.
5593 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5594 (gen_ccmp_next): Likewise.
5596 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5598 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5599 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5601 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5604 darwin_rename_builtins here.
5605 (ix86_expand_divmod_libfunc): New.
5606 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5607 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5609 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5610 Nathan Sidwell <nathan@acm.org>
5612 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5614 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5616 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5618 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5619 to format MODE_INT and MODE_PARTIAL_INT literals.
5621 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5624 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5625 NULL if TARGET_SPE_ABI.
5627 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5629 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5630 clear padding bits even when they're less than a byte.
5632 2016-11-02 Richard Biener <rguenther@suse.de>
5634 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5635 (imm_store_chain_info::output_merged_stores): Force base_addr
5636 to be proper GIMPLE for a MEM_REF address.
5637 (pass_store_merging::execute): Restrict negative bitpos
5638 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5639 check. Take into account non-NULL_TREE offset if the base
5640 is already addressable.
5642 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5644 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5646 (aarch64_be_crypto_sha1hv4si): New pattern.
5648 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5650 * config/aarch64/aarch64.md (add<mode>3): Remove
5651 redundant code. Don't split frame based additions.
5653 2016-11-02 Richard Biener <rguenther@suse.de>
5655 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5656 redundant val and dest members.
5657 (store_immediate_info::store_immediate_info): Adjust.
5658 (merged_store_group::merged_store_group): Adjust.
5659 (merged_store_group::apply_stores): Likewise.
5660 (struct imm_store_chain_info): Add base_addr field.
5661 (imm_store_chain_info::imm_store_chain_info): New constructor.
5662 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5663 (imm_store_chain_info::output_merged_store): Likewise. Use
5664 addr_base which is already the address.
5665 (imm_store_chain_info::output_merged_stores): Likewise.
5666 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5667 imm_store_chain_info instead of base. Fix alias check.
5668 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5669 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5670 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5671 use the address of the base and adjust for other changes.
5673 2016-11-02 Martin Liska <mliska@suse.cz>
5675 * fold-const-call.c (host_size_t_cst_p): Test whether
5676 t is convertible to size_t.
5678 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5680 PR tree-optimization/78170
5681 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5682 introduced by native_encode_expr on little-endian as well.
5684 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5686 PR tree-optimization/78162
5687 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5690 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5692 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5694 (aarch64_next_callee_save): Likewise.
5695 (aarch64_pushwb_single_reg): Likewise.
5696 (aarch64_gen_storewb_pair): Likewise.
5697 (aarch64_push_regs): Likewise.
5698 (aarch64_gen_loadwb_pair): Likewise.
5699 (aarch64_pop_regs): Likewise.
5700 (aarch64_gen_store_pair): Likewise.
5701 (aarch64_gen_load_pair): Likewise.
5702 (aarch64_save_callee_saves): Likewise.
5703 (aarch64_restore_callee_saves): Likewise.
5705 2016-11-02 Richard Biener <rguenther@suse.de>
5707 PR tree-optimization/78035
5708 PR tree-optimization/77964
5709 * gimple-pretty-print.c (pp_points_to_solution): Print
5710 vars_contains_interposable.
5711 * tree-ssa-alias.c: Include varasm.h.
5712 (ptrs_compare_unequal): Check vars_contains_interposable and
5713 decl_binds_to_current_def_p.
5714 (dump_points_to_solution): Dump vars_contains_interposable.
5715 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5717 * tree-ssa-structalias.c: Include varasm.h.
5718 (set_uids_in_ptset): Record whether vars contains a
5719 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5720 (ipa_escaped_pt): Update initializer.
5722 2016-11-02 Richard Biener <rguenther@suse.de>
5724 PR tree-optimization/78047
5725 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5726 fake field at offset zero conservatively regarding to may_have_pointers.
5728 2016-11-02 Richard Biener <rguenther@suse.de>
5730 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5731 infer_value_range on stmt ops and update value-ranges.
5732 Dump visited stmts and blocks.
5733 (evrp_dom_walker::push_value_range): Dump changes.
5734 (evrp_dom_walker::pop_value_range): Likewise.
5735 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5737 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5739 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5741 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5743 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5745 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5746 and adjust for that.
5747 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5749 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5751 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5753 (transcode_memory_rtx): Likewise.
5754 (move_to_acc): Likewise.
5755 (move_from_acc): Likewise.
5756 (move_acc_to_reg): Likewise.
5757 (move_to_x): Likewise.
5758 (move_to_hl): Likewise.
5759 (move_to_de): Likewise.
5760 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5761 (rs6000_emit_savres_rtx): Likewise.
5762 (rs6000_emit_prologue): Likewise.
5763 * reorg.c (update_reg_unused_notes): Likewise.
5764 * rtl.h (remove_note): Adjust prototype.
5765 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5767 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5769 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5770 variables so some can be rtx_insn *.
5771 (alpha_emit_xfloating_libcall): Likewise.
5772 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5773 (mips_legitimize_tls_address): Likewise.
5774 * optabs.c (expand_binop): Likewise.
5775 * reload1.c (gen_reload): Likewise.
5777 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5779 * reorg.c (relax_delay_slots): Split up the trial variable.
5781 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5783 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5784 of variables rtx_insn *.
5785 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5786 (legitimize_tls_address): Likewise.
5787 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5788 (bfin_gen_bundles): Likewise.
5789 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5790 (c6x_reorg): Likewise.
5791 * config/frv/frv.c (frv_reorder_packet): Likewise.
5792 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5793 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5794 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5795 * config/mn10300/mn10300.c: Likewise.
5796 * config/rl78/rl78.c: Likewise.
5797 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5798 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5799 (sh_expand_cmpnstr): Likewise.
5800 (sh_expand_strlen): Likewise.
5801 (sh_expand_setmem): Likewise.
5802 * config/sh/sh.md: Likewise.
5803 * emit-rtl.c (emit_pattern_before): Likewise.
5804 * except.c: Likewise.
5805 * final.c: Likewise.
5808 2016-11-01 Jason Merrill <jason@redhat.com>
5810 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5811 a COND_EXPR with constant condition.
5813 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5815 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5816 and its initialization.
5818 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5820 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5823 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5825 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5826 argument, don't call add_linkage_name if it is true.
5827 (gen_variable_die): For C++ inline static data members, consider the
5828 initial call when old_die is NULL to be declaration and call
5829 add_name_and_src_coords_attributes in that case with true as
5830 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5831 (gen_member_die): For C++ inline static data members, emit a
5832 definition DIE right away in DW_TAG_compile_unit context.
5834 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5837 * config/pa/pa.md: Add new shift/add patterns to handle
5838 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5840 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5842 * config/xtensa/xtensa-protos.h
5843 (xtensa_use_return_instruction_p): New prototype.
5844 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5845 xtensa_callee_save_size): Remove.
5846 (struct machine_function): Add new fields: current_frame_size,
5847 callee_save_size, frame_laid_out and epilogue_done.
5848 (compute_frame_size, xtensa_expand_prologue,
5849 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5850 cfun->machine->callee_save_size and xtensa_current_frame_size
5851 with cfun->machine->current_frame_size.
5852 (compute_frame_size): Update cfun->machine->frame_laid_out and
5853 don't update frame layout after reload completion.
5854 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5855 instead of zeroing xtensa_current_frame_size.
5856 (xtensa_use_return_instruction_p): New function.
5857 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5859 (INITIAL_ELIMINATION_OFFSET): Use return value of
5860 compute_frame_size instead of xtensa_current_frame_size value.
5861 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5862 function xtensa_use_return_instruction_p instead of inline code.
5864 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5866 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5867 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5868 * dwarf2out.c (rnglist_idx): New variable.
5869 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5870 (DEBUG_RNGLISTS_SECTION): Define.
5871 (ranges_base_label): New variable.
5872 (size_of_die) <case dw_val_class_range_list>: If using
5873 DW_FORM_rnglistx, count size of uleb128 of range list index.
5874 (value_format) <case dw_val_class_range_list>: For
5875 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5876 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5877 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5878 (add_ranges_num): Remove useless prototype. Don't multiply
5879 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5880 for new fields added to dw_ranges struct.
5881 (add_ranges): Add maybe_new_sec argument and pass it
5882 through to add_ranges_num.
5883 (note_rnglist_head): New function.
5884 (add_ranges_by_labels): Pass true as maybe_new_sec to
5885 add_ranges_num, call note_rnglist_head on the head of the list.
5886 (output_ranges): Add function comment. Switch to
5887 .debug_ranges section here and emit .Ldebug_ranges0 label.
5888 (index_rnglists, output_rnglists): New functions.
5889 (gen_subprogram_die): Formatting fixes.
5890 (add_high_low_attributes): Don't divide offsets
5891 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5892 first list element or when pointing into the middle of
5893 a list. Pass true as second argument to add_ranges on the
5894 first block fragment after cold/hot section switch.
5895 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5896 section instead of .debug_ranges. Initialize
5897 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5898 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5899 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5900 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5901 Call output_rnglists for -gdwarf-5.
5902 (dwarf2out_c_finalize): Clear rnglist_idx.
5904 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5906 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5908 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5909 Tamar Christina <tamar.christina@arm.com>
5911 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5912 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5913 (vmaxnmq_f32): Likewise.
5914 (vminnm_f32): Likewise.
5915 (vminnmq_f32): Likewise.
5916 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5918 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5921 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5923 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5924 binary floating point types supported by the hardware except for
5926 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5927 vector instruction for optimizing extracting a SImode from a
5928 V4SImode vector and converting it to floating point.
5929 (vsx_xvcvuxwdp_df): Likewise.
5930 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5931 registers to be any VSX register. Move stores to the end of the
5933 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5934 to optimize extracting a SImode from a V4SImode vector and
5935 converting it to a binary floating point type supported by the
5936 hardware. Use the vector converts instead of extracting the
5937 element, sign extending it, and then converting it to double.
5938 Other floating point types than double first convert to double,
5939 then the double is converted to that type.
5940 (vsx_extract_si_<uns>float_<mode>): Likewise.
5942 2016-10-31 Andrew Pinski <apinski@cavium.com>
5944 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5945 Rewrite handling of part num to handle the case where
5946 multiple implementers share the same part num.
5948 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5949 Jakub Jelinek <jakub@redhat.com>
5951 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5952 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5954 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5956 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5957 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5958 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5959 (is_cu_die, is_unit_die): Likewise.
5960 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5961 comments for DWARF5 DW_UT_type units.
5962 (output_compilation_unit_header): Add UT argument, output
5963 start of DWARF5 .debug_info section header.
5964 (output_comp_unit): Add dwo_id argument. Adjust
5965 output_compilation_unit_header caller, for DW_UT_split_compile
5966 emit dwo_id field, otherwise padding1. Emit padding2 field.
5967 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5968 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5969 (output_skeleton_debug_sections): Add dwo_id argument, for
5970 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5971 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5972 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5973 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5974 DW_TAG_compile_unit for skeleton unit die. Don't add
5975 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5976 address to output_comp_unit and output_skeleton_debug_sections.
5978 * dwarf2out.c (debug_line_str_section): New variable.
5979 (debug_line_str_hash): Likewise.
5980 (DEBUG_LINE_STR_SECTION): Define.
5981 (set_indirect_string): Handle DW_FORM_line_strp like
5983 (find_string_form): Fix up formatting.
5984 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5986 (output_die): Handle DW_FORM_line_strp.
5987 (DWARF5_USE_DEBUG_LINE_STR): Define.
5988 (output_line_string): New function.
5989 (output_file_names): Add -gdwarf-5 support.
5990 (output_line_info): Likewise.
5991 (init_sections_and_labels): Initialize debug_line_str_section.
5992 (output_indirect_string): Change 2nd argument from void *
5993 to enum dwarf_form form, compare with form rather than
5995 (output_indirect_strings): Pass DW_FORM_strp to
5996 output_indirect_string traversion.
5997 (dwarf2out_finish): Output .debug_line_str strings.
5998 (dwarf2out_c_finalize): Clear debug_line_str_section and
5999 debug_line_str_hash.
6001 2016-10-31 Tom Tromey <tom@tromey.com>
6004 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6005 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6006 DW_OP_GNU_push_tls_address case.
6007 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6009 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6011 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6012 for frame_offset_rel bit.
6013 (struct array_descr_info): Add rank field.
6014 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6015 and placeholder_seen fields.
6016 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6017 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6018 DW_OP_pick 1 into DW_OP_over.
6019 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6020 gen_variant_part): Clear placeholder_{arg,seen}.
6021 (loc_list_from_tree_1): Drop const from context argument.
6022 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6023 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6024 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6026 (add_scalar_info): Drop const from context argument. Handle
6027 context->placeholder_arg.
6028 (add_bound_info): Drop const from context argument.
6029 (gen_descr_array_type_die): Drop const from ctx variable.
6030 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6031 attribute and use a single DW_TAG_generic_subrange instead of
6032 7 DW_TAG_subrange_type for assumed rank arrays.
6034 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6035 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6036 from bool to 1-bit uchar bitfield. Add num_assigned and
6037 offset_emitted bitfields.
6038 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6039 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6040 dw_val_class_loclistsptr.
6041 (new_addr_loc_descr): Fix up formatting.
6042 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6043 (add_AT_low_high_pc): Fix up formatting.
6044 (add_AT_loclistsptr): New function.
6045 (AT_lbl): Allow dw_val_class_loclistsptr.
6046 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6047 Handle dw_val_class_loclistsptr.
6048 (loc_list_idx): New variable.
6049 (output_loclists_offsets, assign_location_list_indexes): New
6051 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6052 add size_of_uleb128 of the index. Drop never used
6053 dwarf_split_debug_info AT_index handling. Handle
6054 dw_val_class_loclistsptr.
6055 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6056 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6057 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6058 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6059 DW_FORM_loclistx indexes.
6060 (output_attr_index_or_value): Fix up formatting. Don't handle
6061 dw_val_class_loc_list here.
6062 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6063 For dw_val_class_loc_list call output_loc_list_offset rather than
6064 output_attr_index_or_value.
6065 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6066 or .debug_loclists.dwo section name for debug_loc_section.
6067 (resolve_addr_in_expr): Formatting fix.
6068 (index_location_lists): Likewise.
6069 (dwarf2out_finish): If there are any location lists, for
6070 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6071 index_location_lists only if have_location_lists. Call
6072 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6073 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6074 -gsplit-dwarf also emit offset table.
6076 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6077 (size_of_die, value_format, output_die): Use
6078 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6079 dw_val_class_wide_int.
6081 * dwarf2out.c (dwarf_op): Renamed to ...
6082 (dwarf_OP): ... this.
6083 (convert_descriptor_to_mode, scompare_loc_descriptor,
6084 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6085 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6087 (dwarf_AT, dwarf_TAG): New functions.
6088 (check_die): Disallow DW_AT_call_all_calls next to
6089 DW_AT_GNU_all_call_sites.
6090 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6091 and attributes instead of the corresponding GNU tag and attributes.
6092 (gen_subprogram_die): Likewise. Emit call site information even
6093 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6094 DW_AT_defaulted in comment.
6095 (resolve_addr): Handle DW_AT_call_origin attribute on
6096 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6097 DW_TAG_GNU_call_site DIE.
6099 * dwarf2out.c (dwarf_op): New function.
6100 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6101 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6102 (output_loc_operands, output_loc_operands_raw): Likewise.
6103 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6104 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6105 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6106 if dwarf_version < 5.
6107 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6109 (scompare_loc_descriptor, ucompare_loc_descriptor,
6110 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6111 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6112 optimize_location_into_implicit_ptr): Likewise. Only punt for
6113 !dwarf_strict if dwarf_version < 5.
6114 (string_cst_pool_decl): Adjust comment.
6115 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6117 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6118 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6119 (struct dw_val_node): Add val_file_implicit field.
6120 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6121 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6122 output_die): Handle dw_val_class_const_implicit,
6123 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6124 (abbrev_die_table): Change into va_gc vec.
6125 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6126 ABBREV_DIE_TABLE_INCREMENT): Remove.
6127 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6128 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6130 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6131 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6133 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6135 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6137 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6139 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6140 unit. Call optimize_abbrev_table.
6141 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6142 abbrev_die_table being a va_gc vec.
6144 PR tree-optimization/77860
6145 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6146 also integral complex and vector constants.
6148 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6149 optimize_macinfo_range, save_macinfo_strings): Replace
6150 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6151 (output_macinfo): Likewise. Emit .debug_macro* rather than
6152 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6153 (init_sections_and_labels): Use .debug_macro* labels rather than
6154 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6155 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6156 or DW_AT_GNU_macros for -gdwarf-5.
6158 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6160 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6162 2016-09-11 Le-Chun Wu <lcwu@google.com>
6163 Mark Wielaard <mjw@redhat.com>
6165 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6166 (Wshadow=local): New option.
6167 (Wshadow-local): Hidden alias for -Wshadow=local.
6168 (Wshadow=compatible-local): New option.
6169 (Wshadow-compatible-local): Hidden alias for
6170 -Wshadow=compatible-local.
6171 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6172 Wshadow=compatible-local.
6174 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6176 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6177 Check slp defs for COND_EXPR by swapping/inverting operands if the
6178 new parameter SWAP indicates so.
6179 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6180 is isomorphic to the first stmt via swapping/inverting. Store swap
6181 information in the new parameter SWAP.
6182 (vect_build_slp_tree): New local array SWAP and pass it to function
6183 vect_build_slp_tree_1. Cleanup result handling code for function
6184 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6185 order of operands has been fixed as indicated by SWAP[i].
6187 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6189 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6190 unnecessary data dependence check after visited store stmt.
6192 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6194 PR tree-optimization/71915
6195 PR tree-optimization/71490
6196 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6198 (find_basis_for_base_expr): Require stride types to match when
6200 (alloc_cand_and_find_basis): Record the stride type.
6201 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6202 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6203 the expressions having those types.
6204 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6205 (create_mul_ssa_cand): Likewise.
6206 (create_mul_imm_cand): Likewise.
6207 (create_add_ssa_cand): Likewise.
6208 (create_add_imm_cand): Likewise.
6209 (legal_cast_p_1): Change interface to accept types rather than the
6210 expressions having those types.
6211 (legal_cast_p): Pass types to legal_cast_p_1.
6212 (slsr_process_cast): Pass stride type to
6213 alloc_cand_and_find_basis.
6214 (slsr_process_copy): Likewise.
6215 (dump_candidate): Display stride type when a cast exists.
6216 (create_add_on_incoming_edge): Introduce a cast when necessary for
6218 (analyze_increments): Change the code checking for invalid casts
6219 to rely on the stride type, and update the documentation and
6220 example. Change the code checking for pointer multiplies to rely
6222 (insert_initializers): Introduce a cast when necessary for the
6223 stride type. Use the stride type for the type of the initializer.
6225 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6227 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6229 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6231 PR rtl-optimization/77919
6232 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6233 into memory if both modes are complex and their inner modes have the
6234 same precision. If the two modes are different complex modes, convert
6235 each part separately and generate a new CONCAT.
6237 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6239 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6241 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6244 * gimple-ssa-store-merging.c
6245 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6246 instead of SET_TYPE_ALIGN on shared integral type.
6248 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6250 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6251 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6254 2016-10-28 Jeff Law <law@redhat.com>
6256 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6257 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6259 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6261 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6263 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6265 * target.def (min_arithmetic_precision): New hook.
6266 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6267 * doc/tm.texi: Regenerate.
6268 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6269 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6270 * targhooks.c (default_min_arithmetic_precision): New function.
6271 * targhooks.h (default_min_arithmetic_precision): Declare.
6272 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6273 (sparc_min_arithmetic_precision): New function.
6275 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6278 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6279 Swap commutative operands in new RTL if needed. Handle zero_ext
6281 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6284 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6285 Kugan Vivekanandarajah <kuganv@linaro.org>
6286 Jim Wilson <jim.wilson@linaro.org>
6288 PR tree-optimization/43721
6289 * target.def: New hook expand_divmod_libfunc.
6290 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6291 * doc/tm.texi: Regenerate.
6292 * internal-fn.def: Add new entry for DIVMOD ifn.
6293 * internal-fn.c (expand_DIVMOD): New.
6294 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6296 (widen_mul_stats): Add new field divmod_calls_inserted.
6297 (target_supports_divmod_p): New.
6298 (divmod_candidate_p): Likewise.
6299 (convert_to_divmod): Likewise.
6300 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6301 renumber_gimple_stmt_uids at beginning of function. Call
6302 convert_to_divmod and record stats for divmod.
6303 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6304 TARGET_EXPAND_DIVMOD_LIBFUNC.
6305 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6308 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6309 Segher Boessenkool <segher@kernel.crashing.org>
6311 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6312 swapping the arms of the branch.
6313 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6314 sequence for the generic signed-signed-signed case.
6316 2016-10-28 Jeff Law <law@redhat.com>
6318 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6320 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6322 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6324 PR rtl-optimization/78029
6325 * function.c (prologue_contains, epilogue_contains): New functions.
6326 (record_prologue_seq, record_epilogue_seq): New functions.
6327 * function.h (prologue_contains, epilogue_contains,
6328 record_prologue_seq, record_epilogue_seq): New declarations.
6329 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6330 mixing prologue and epilogue insns.
6331 (init_deps): Initialize the new fields in struct deps_desc.
6332 * sched-int.h (struct deps_desc): New fields last_prologue,
6333 last_epilogue, and last_logue_was_epilogue.
6334 * shrink-wrap.c (emit_common_heads_for_components): Record all
6335 emitted prologue and epilogue insns.
6336 (emit_common_tails_for_components): Ditto.
6337 (insert_prologue_epilogue_for_components): Ditto.
6339 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6342 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6343 * common.opt (fstore-merging): New Optimization option.
6344 * opts.c (default_options_table): Add entry for
6345 OPT_ftree_store_merging.
6346 * fold-const.h (can_native_encode_type_p): Declare prototype.
6347 * fold-const.c (can_native_encode_type_p): Define.
6348 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6349 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6350 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6351 * passes.def: Insert pass_tree_store_merging.
6352 * tree-pass.h (make_pass_store_merging): Declare extern
6354 * gimple-ssa-store-merging.c: New file.
6355 * doc/invoke.texi (Optimization Options): Document
6357 (--param documentation): Document store-merging-allow-unaligned
6358 and max-stores-to-merge.
6360 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6363 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6364 assignment to earlier in the if/else logic.
6366 2016-10-28 Richard Biener <rguenther@suse.de>
6370 * fold-const.c (make_bit_field_ref): Only adjust alias set
6371 when the original alias set was zero.
6373 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6375 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6376 (s390_adjust_loops): New function.
6377 (s390_reorg): Invoke s390_adjust_loops.
6378 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6379 ("osc_break"): New insn definition.
6381 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6383 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6384 * config.gcc: Support alternate archXX cpu levels with
6385 --with-arch= and --with-tune=.
6386 * config/s390/linux.h: Translate new archXX cpu levels to the
6387 original names when calling GAS.
6388 * config/s390/tpf.h: Likewise.
6389 * doc/invoke.texi: Document the alternate cpu level names.
6391 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6393 PR rtl-optimization/77919
6394 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6395 MEM if mode1 is not a complex mode.
6397 PR rtl-optimization/78132
6398 * ree.c (combine_reaching_defs): Give up if copy_needed and
6399 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6401 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6403 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6405 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6407 * config/rs6000/constraints.md (wH constraint): Add new
6408 constraints for allowing 32-bit integers (and eventually 8/16-bit
6409 integers) into the vector registers.
6410 (wI constraint): Likewise.
6411 (wJ constraint): Likewise.
6412 (wK constraint): Likewise.
6413 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6414 -mvsx-small-integer as a default option for ISA 2.07
6416 (POWERPC_MASKS): Likewise.
6417 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6418 switch to turn off small integer support in vector registers.
6419 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6420 test for -mupper-regs-di, since it is already done with the
6421 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6422 -mvsx-small-integer.
6423 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6425 (rs6000_setup_reg_addr_masks): Likewise.
6426 (rs6000_init_hard_regno_mode_ok): Likewise.
6427 (rs6000_option_override_internal): Add consistency checks for
6428 -mvsx-small-integer.
6429 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6430 -mvsx-small-integer.
6431 (rs6000_secondary_reload): Use std::swap.
6432 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6433 VSX_REGS for small integers in vector registers, since there is no
6434 D-FORM address mode for such types.
6435 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6436 (rs6000_opt_masks): Add -mvsx-small-integer.
6437 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6439 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6440 extracts can be done on ISA 2.07.
6441 (vsx_extract_<mode>): Add support for small integers in vsx
6443 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6444 longer support V4SImode in this pattern.
6445 (vsx_extract_si): New insn to support extraction of SImode in ISA
6446 2.07 using either xxextractuw or vspltw.
6447 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6448 longer support V4SImode in this pattern.
6449 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6450 wJ, and wK constraints.
6451 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6452 storing SDmode with VSX instructions.
6453 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6454 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6455 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6456 small integers in vector registers.
6457 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6458 load and before the FPR and VSX loads. Remove ??, ! from the
6459 constraints. Add VEXTSW2D support for small integers in vector
6461 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6462 integers in vector registers.
6463 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6464 move instead of using an UNSPEC.
6465 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6466 integers in vector registers.
6467 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6468 move instead of using an UNSPEC.
6469 (movsi_internal1): Add support for -mvsx-small-integer. Align
6470 columns so that it is more readable.
6471 (SImode splitter for ISA 3.0 constants): Add splitter for
6472 -128..127 constants that can easily be constructed on ISA 3.0.
6473 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6476 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6479 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6482 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6484 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6485 PIC_OFFSET_TABLE_REGNUM twice.
6487 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6489 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6490 support for constant operand for OP.
6492 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6494 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6495 splice_child_die if child doesn't have DW_AT_specification attribute.
6497 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6499 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6500 (TARGET_HAVE_LDREXBH): Likewise.
6501 (TARGET_HAVE_LDACQ): Likewise.
6503 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6505 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6506 logic to to decide whether to copy over old value to register for new
6508 * config/arm/sync.md: Add comments explaning why mode and code
6509 attribute are not defined in iterators.md
6510 (thumb1_atomic_op_str): New code attribute.
6511 (thumb1_atomic_newop_str): Likewise.
6512 (thumb1_atomic_fetch_op_str): Likewise.
6513 (thumb1_atomic_fetch_newop_str): Likewise.
6514 (thumb1_atomic_fetch_oldop_str): Likewise.
6515 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6516 mirror the more restrictive constraints of the Thumb-1 insns after
6517 split compared to Thumb-2 counterpart insns.
6518 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6519 in sync with non atomic version.
6520 (atomic_nand<mode>): Likewise.
6521 (atomic_fetch_<sync_optab><mode>): Likewise.
6522 (atomic_fetch_nand<mode>): Likewise.
6523 (atomic_<sync_optab>_fetch<mode>): Likewise.
6524 (atomic_nand_fetch<mode>): Likewise.
6525 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6526 in sync with atomic version.
6527 (thumb1_subsi3_insn): Likewise.
6528 (thumb1_andsi3_insn): Likewise.
6529 (thumb1_iorsi3_insn): Likewise.
6530 (thumb1_xorsi3_insn): Likewise.
6532 2016-10-27 Nick Clifton <nickc@redhat.com>
6534 * plugin.c (register_plugin_info): Produce an error message if the
6535 plugin is not found in the hash table.
6537 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6539 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6542 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6545 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6546 define builtin functions from the bdesc_spe_predicates or
6547 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6548 the current compiler configuration.
6549 (paired_init_builtins): Modify loop to not define define builtin
6550 functions from the bdesc_paried_preds array if the builtin mask is
6551 not compatible with the current compiler configuration.
6552 (altivec_init_builtins): Modify loops to not define the
6553 __builtin_altivec_stxvl function nor the builtin functions from
6554 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6555 builtin mask is not compatible with the current compiler
6558 2016-10-26 Jeff Law <law@redhat.com>
6560 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6561 (gen_shl_and): Likewise.
6562 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6564 * config/mips/mips.c (mips16_constant_cost): Add missing
6566 (mips16_build_call_stub): Increase buffer size. Adjust
6569 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6571 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6572 INSN_UIDs for all insns in compact mode.
6573 (rtx_writer::print_rtx): Likewise.
6574 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6575 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6576 output to include INSN_UID.
6577 (selftest::test_uncond_jump): Likewise.
6579 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6581 * haifa-sched.c (call_used_regs_num): Rename to...
6582 (call_saved_regs_num): ...this.
6583 (fixed_regs_num): New variable.
6584 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6586 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6588 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6590 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6592 * print-rtl.c (outfile): Delete global.
6593 (sawclose): Likewise.
6595 (in_call_function_usage): Likewise.
6596 (flag_compact): Likewise.
6597 (flag_simple): Likewise.
6598 (rtx_writer::rtx_writer): New ctor.
6599 (print_rtx_operand_code_0): Convert to...
6600 (rtx_writer::print_rtx_operand_code_0): ...this.
6601 (print_rtx_operand_code_e): Convert to...
6602 (rtx_writer::print_rtx_operand_code_e): ...this.
6603 (print_rtx_operand_codes_E_and_V): Convert to...
6604 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6605 (print_rtx_operand_code_i): Convert to...
6606 (rtx_writer::print_rtx_operand_code_i): ...this.
6607 (print_rtx_operand_code_r): Convert to...
6608 (rtx_writer::print_rtx_operand_code_r): ...this.
6609 (print_rtx_operand_code_u): Convert to...
6610 (rtx_writer::print_rtx_operand_code_u): ...this.
6611 (print_rtx_operand): Convert to...
6612 (rtx_writer::print_rtx_operand): ...this.
6613 (print_rtx): Convert to...
6614 (rtx_writer::print_rtx): ...this.
6615 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6616 (debug_rtx): Likewise.
6617 (print_rtl): Convert to...
6618 (rtx_writer::print_rtl): ...this.
6619 (print_rtl): Reimplement in terms of class rtx_writer.
6620 (print_rtl_single): Rewrite in terms of class rtx_writer.
6621 (print_rtl_single_with_indent): Convert to..
6622 (rtx_writer::print_rtl_single_with_indent): ...this.
6623 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6624 * print-rtl.h (flag_compact): Delete decl.
6625 (class rtx_writer): New class.
6626 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6629 2016-10-26 Jeff Law <law@redhat.com>
6631 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6634 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6635 (check_if_valid_sleep_operand): Add missing fallthru comment.
6636 (arc_register_move_cost): Increase buffer size.
6637 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6639 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6641 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6642 comment. Add gcc_unreachable for path that should never happen.
6644 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6647 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6648 Martin Liska <mliska@suse.cz>
6651 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6652 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6653 on outer context if any.
6655 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6657 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6658 by increment rather than double it.
6659 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6660 emit a space before args[4].
6661 (END): Don't emit a space before with_arg.
6663 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6665 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6666 Baseline only alternatives to (i) hold store atomic success value in a
6667 return register rather than a scratch register, (ii) use a low register
6668 for it and to (iii) ensure the cbranchsi insn generated by the split
6669 respect the constraints of Thumb-1 cbranchsi4_insn and
6671 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6672 constraints must match those in atomic_compare_and_swap.
6673 (cbranchsi4_scratch): Likewise.
6675 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6677 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6678 variable. Add the new parameter to the insn generator. Set that
6679 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6680 return value from the negation of that parameter for Thumb-1, keeping
6681 the logic unchanged otherwise except for using bdst as the destination
6682 register of the compare_and_swap insn.
6683 (arm_split_compare_and_swap): Add explanation about how is the value
6684 returned to the function comment. Rename scratch variable to
6685 neg_bval. Adapt initialization of variables holding operands to the
6686 new operand numbers. Use return register to hold result of store
6687 exclusive for Thumb-1, scratch register otherwise. Construct the
6688 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6689 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6690 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6691 for strongly ordered compare_and_swap.
6692 * config/arm/predicates.md (cc_register_operand): New predicate.
6693 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6694 match_operand with the new predicate to accept either the CC flag or a
6695 destination register for the boolean return value, restricting it to
6696 CC flag only via constraint. Adapt operand numbers accordingly.
6698 2016-10-26 Jeff Law <law@redhat.com>
6700 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6702 * config/frv/frv.c (comparison_string): Do not fall through after
6705 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6707 (expand_one_builtin): Add missing break.
6709 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6710 (m32c_legitimate_address_p): Likewise.
6712 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6714 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6716 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6719 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6722 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6724 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6726 (rl78_asm_ctor_dtor): Increase buffer size.
6728 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6730 (xstormy16_asm_output_constructor): Likewise.
6732 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6735 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6736 comment to silence warning.
6738 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6739 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6742 2016-10-26 Michael Matz <matz@suse.de>
6744 PR tree-optimization/78060
6745 PR tree-optimization/78061
6746 PR tree-optimization/78088
6747 * tree-ssa-loop-split.c (easy_exit_values): New function.
6748 (tree_ssa_split_loops): Use it.
6749 (compute_new_first_bound): Change order of operations,
6750 fix invalid use of types.
6752 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6754 gen-pass-instances.awk is sensitive to the order in which
6755 passes are added; passes that appear later have to be added first.
6759 * config/avr/avr-passes.def: Swap order of directives for
6760 gen-pass-instances.awk.
6762 2016-10-25 Jeff Law <law@redhat.com>
6764 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6765 (vax_notice_update_cc): Likewise.
6767 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6769 * config.gcc (sparc*-*-solaris2*): Adjust.
6770 (sparc64-*-linux*): Likewise.
6771 * config/sparc/default-64.h: Rename to...
6772 * config/sparc/default64.h: ...this.
6773 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6775 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6776 * config/sparc/sparc.h: Minor tweaks.
6777 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6778 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6780 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6782 * input.c (fcache::file_patch): Add comment about lifetime.
6783 (selftest::cpp_reader_ptr): New class.
6784 (selftest::lexer_test): Convert m_parser from cpp_reader *
6785 to a cpp_reader_ptr, and move m_tempfile to after it.
6786 (selftest::lexer_test::lexer_test): Update for above reordering.
6787 (lexer_test::~lexer_test): Move cleanup of m_parser to
6788 cpp_reader_ptr's dtor.
6790 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6792 * toplev.c (toplev::main): Remove call to
6793 location_adhoc_data_fini.
6795 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6797 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6798 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6800 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6802 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6803 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6804 (test_basic_struct): Update for above renaming.
6805 (test_length): Likewise.
6806 (test_union): Likewise.
6807 (test_finalization): Likewise.
6808 (test_deletable_global): Likewise.
6809 (test_inheritance): Likewise.
6810 (test_chain_next): Likewise.
6811 (test_user_struct): Likewise.
6812 (test_tree_marking): Likewise.
6813 * selftest-run-tests.c (selftest::run_tests): Call
6814 selftest::forcibly_ggc_collect at the end of the selftests.
6815 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6817 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6820 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6821 * optabs.c (expand_vec_cond_expr): For comparison codes
6822 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6823 (expand_vec_cmp_expr): For comparison codes
6824 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6825 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6826 Add enum tree_code argument.
6827 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6829 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6830 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6832 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6833 NE_EXPR, attempt to use vcondeq_optab as fallback.
6834 * tree-vect-generic.c (expand_vector_comparison,
6835 expand_vector_divmod, expand_vector_condition): Adjust
6836 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6837 * tree-vect-stmts.c (vectorizable_condition,
6838 vectorizable_comparison): Likewise.
6839 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6840 check_bool_pattern, search_type_for_mask_1): Likewise.
6841 * expr.c (do_store_flag): Likewise.
6842 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6843 @code{vcondeq@var{m}@var{n}}): Document.
6844 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6847 2016-10-25 Jeff Law <law@redhat.com>
6849 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6851 (v850_output_aligned_bss): Add missing break.
6853 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6855 2016-10-25 Martin Liska <mliska@suse.cz>
6858 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6859 statements as they can also contain possibly a freeing call.
6861 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6862 Martin Liska <mliska@suse.cz>
6865 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6866 * ipa-icf.c (sem_function::get_hash): Add target optimization
6869 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6872 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6873 Remove partial overlap check for shift by 1.
6874 (ashldi3_neon): Likewise.
6876 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6878 * config/arm/constraints.md (Q constraint): Document its use for
6880 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6882 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6883 alternatives to allow any register when memory model matches Pf and
6884 thus lda is used, but only low registers otherwise. Use unpredicated
6885 output template for Thumb-1 targets.
6886 (atomic_store<mode>): Likewise for stl.
6887 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6888 whose output template does not have predication.
6889 (arm_load_acquire_exclusive<mode>): Likewise.
6890 (arm_load_exclusivesi): Likewise.
6891 (arm_load_acquire_exclusivesi): Likewise.
6892 (arm_store_release_exclusive<mode>): Likewise.
6893 (arm_store_exclusive<mode>): Use unpredicated output template for
6896 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6898 * internal-fn.def (LAUNDER): New internal function.
6899 * internal-fn.c (expand_LAUNDER): New function.
6901 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6902 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6904 New avr target pass to work around performance loss by PR fix.
6908 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6909 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6910 * config/avr/predicates.md (extend_operator): New.
6911 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6912 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6913 (make_avr_pass_casesi): New prototypes.
6914 * config/avr/avr.c (print-rtl.h): Include it.
6915 (pass_data avr_pass_data_casesi): Data for new pass.
6916 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6917 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6918 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6919 (avr_optimize_casesi): New functions.
6921 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6922 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6926 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6928 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6930 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6931 DW_AT_rvalue_reference attributes.
6933 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6935 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6936 * value-prof.c (stringop_block_profile): Fix a warning.
6938 2016-10-24 Martin Sebor <msebor@redhat.com>
6941 * builtins.c (string_length): New function.
6942 (c_strlen): Use string_length. Correctly handle wide strings.
6943 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6945 (target_int_max): Call target_max_value.
6946 (format_result::knownrange): New data member.
6947 (fmtresult::fmtresult): Define default constructor.
6948 (format_integer): Use it and set format_result::knownrange.
6949 Handle global constants.
6950 (format_floating_max): Add third argument.
6951 (format_floating): Recompute maximum value for %a for each argument.
6952 (get_string_length): Use fmtresult default ctor.
6953 (format_string): Set format_result::knownrange.
6954 (format_directive): Check format_result::knownrange.
6955 (add_bytes): Same. Correct caret placement in diagnostics.
6956 (pass_sprintf_length::compute_format_length): Set
6957 format_result::knownrange.
6958 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6960 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6962 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6963 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6965 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6968 * dwarf2out.c (file_table_relative_p): Remove.
6969 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6970 also for absolute paths.
6971 * doc/tm.texi: Update.
6972 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6973 * target.def (force_at_comp_dir): Remove hook.
6974 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6976 2016-10-24 Richard Biener <rguenther@suse.de>
6978 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6979 backedges when identifying the single predecessor to take
6980 conditional info from. Use SCEV to get at ranges for loop IVs.
6981 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6982 avoid false warning.
6984 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6987 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6988 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6989 (avr_address_tiny_absdata_p): New static function.
6990 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6991 it to determine validity of constant addresses.
6992 (avr_attribute_table) [absdata]: New variable attribute...
6993 (avr_handle_absdata_attribute): ...and handler.
6994 (avr_decl_absdata_p): New static function.
6995 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6996 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6997 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6999 2016-10-24 Richard Biener <rguenther@suse.de>
7001 PR tree-optimization/78076
7002 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7003 also on the loop tree root.
7005 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7007 * config/i386/i386.c (ix86_fold_builtin): Handle
7008 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7009 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7010 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7011 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7013 2016-10-24 Martin Liska <mliska@suse.cz>
7016 * opts.c (finish_options): Skip conditionally.
7018 2016-10-23 Martin Sebor <msebor@redhat.com>
7021 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7022 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7024 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7026 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7027 (enabled): Likewise.
7028 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7029 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7030 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7031 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7032 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7033 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7035 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7037 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7038 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7040 2016-10-21 Andrew Pinski <apinski@cavium.com>
7042 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7044 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7045 implementer_id to unsigned char.
7046 Change part_no to unsigned int.
7047 (AARCH64_BIG_LITTLE): New define.
7048 (INVALID_IMP): New define.
7049 (INVALID_CORE): New define.
7050 (cpu_data): Change the last element's implementer_id and part_no to
7052 (valid_bL_string_p): Rewrite to ..
7053 (valid_bL_core_p): this for integers instead of strings.
7054 (parse_field): New function.
7055 (contains_string_p): Rewrite to ...
7056 (contains_core_p): this for integers and only for the part_no.
7057 (host_detect_local_cpu): Rewrite handling of implementation and
7058 par num to be integers; simplifying the code.
7060 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7062 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7063 value range for pointers in more cases.
7065 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7067 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7068 Add extra argument to allow emitting the move immediate.
7069 Use add/sub with positive immediate.
7070 (aarch64_add_constant): Add inline function.
7071 (aarch64_add_sp): Likewise.
7072 (aarch64_sub_sp): Likewise.
7073 (aarch64_expand_prologue): Call aarch64_sub_sp.
7074 (aarch64_expand_epilogue): Call aarch64_add_sp.
7075 Decide when to leave out move.
7076 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7078 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7080 * config/aarch64/aarch64.c (aarch64_layout_frame):
7081 Align FP callee-saves.
7083 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7085 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7086 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7088 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7089 _rdseed64_step): Likewise.
7090 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7093 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7094 and tree-ssanames.h.
7095 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7096 with INTEGER_CST argument.
7097 (ix86_gimple_fold_builtin): New function.
7098 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7100 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7101 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7102 (ranges_table_allocated, ranges_table_in_use,
7103 ranges_by_label_allocated, ranges_by_label_in_use,
7104 RANGES_TABLE_INCREMENT): Removed.
7105 (add_ranges_num): Use vec_safe_push into ranges_table.
7106 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7107 (output_ranges): Adjust for ranges_table and ranges_by_label
7108 conversion from arrays to vec.
7109 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7110 conversion from arrays to vec.
7111 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7112 ranges_table_in_use, ranges_by_label_allocated and
7113 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7115 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7116 if needed. Re-add origin_die variable and its initialization.
7118 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7119 even for -fstack-reuse=none, or for volatile vars etc.
7121 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7123 * print-rtl-function.c (flag_compact): Move extern decl to...
7124 * print-rtl.h (flag_compact): ...here.
7125 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7126 (ASSERT_RTL_DUMP_EQ): New macro.
7127 (selftest::test_dumping_regs): New function.
7128 (selftest::test_dumping_insns): New function.
7129 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7131 (selftest::rtl_tests_c_tests): Call the new test functions.
7133 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7135 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7136 (outgoing_edges_match): Likewise.
7137 (try_crossjump_to_edge): Likewise.
7138 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7139 (rtl_tidy_fallthru_edge): Likewise.
7140 * rtl.h (tablejump_p): Adjust prototype.
7141 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7143 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7145 * rtl.h (label_ref_label): New function.
7146 (set_label_ref_label): New function.
7147 (LABEL_REF_LABEL): Delete.
7148 * alias.c (rtx_equal_for_memref_p): Adjust.
7149 * cfgbuild.c (make_edges): Likewise.
7150 (purge_dead_tablejump_edges): Likewise.
7151 * cfgexpand.c (convert_debug_memory_address): Likewise.
7152 * cfgrtl.c (patch_jump_insn): Likewise.
7153 * combine.c (distribute_notes): Likewise.
7154 * cse.c (hash_rtx_cb): Likewise.
7155 (exp_equiv_p): Likewise.
7156 (fold_rtx): Likewise.
7157 (check_for_label_ref): Likewise.
7158 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7159 (cselib_hash_rtx): Likewise.
7160 * emit-rtl.c (mark_label_nuses): Likewise.
7161 * explow.c (convert_memory_address_addr_space_1): Likewise.
7162 * final.c (output_asm_label): Likewise.
7163 (output_addr_const): Likewise.
7164 * gcse.c (add_label_notes): Likewise.
7165 * genconfig.c (walk_insn_part): Likewise.
7166 * genrecog.c (validate_pattern): Likewise.
7167 * ifcvt.c (cond_exec_get_condition): Likewise.
7168 (noce_emit_store_flag): Likewise.
7169 (noce_get_alt_condition): Likewise.
7170 (noce_get_condition): Likewise.
7171 * jump.c (maybe_propagate_label_ref): Likewise.
7172 (mark_jump_label_1): Likewise.
7173 (redirect_exp_1): Likewise.
7174 (rtx_renumbered_equal_p): Likewise.
7175 * lra-constraints.c (operands_match_p): Likewise.
7176 * print-rtl.c (print_value): Likewise.
7177 * reload.c (find_reloads): Likewise.
7178 * reload1.c (set_label_offsets): Likewise.
7179 * reorg.c (get_branch_condition): Likewise.
7180 * rtl-tests.c (test_uncond_jump): Likewise.
7181 * rtl.c (rtx_equal_p_cb): Likewise.
7182 (rtx_equal_p): Likewise.
7183 * rtlanal.c (reg_mentioned_p): Likewise.
7184 (rtx_referenced_p): Likewise.
7185 (get_condition): Likewise.
7186 * varasm.c (const_hash_1): Likewise.
7187 (compare_constant): Likewise.
7188 (const_rtx_hash_1): Likewise.
7189 (output_constant_pool_1): Likewise.
7191 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7194 * reload.c (find_valid_class_1): Allow regclass if atleast one
7195 regno in regclass is ok. Compute and use rclass size based on
7196 actually available regnos for mode in rclass.
7198 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7200 * config/sparc/sparc-modes.def (CCV): New.
7202 * config/sparc/predicates.md (v_comparison_operator): New.
7203 (icc_comparison_operator): Add support for CCV/CCXV.
7204 (xcc_comparison_operator): Likewise.
7205 * config/sparc/sparc.c (output_cbranch): Likewise.
7206 (sparc_print_operand): Likewise.
7207 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7208 (uaddvdi4): New expander.
7209 (addvdi4): Likewise.
7210 (uaddvdi4_sp32): New instruction.
7211 (addvdi4_sp32): Likewise.
7212 (uaddvsi4): New expander.
7213 (addvsi4): Likewise.
7214 (cmp_ccc_plus_sltu_set): New instruction.
7215 (cmp_ccv_plus): Likewise.
7216 (cmp_ccxv_plus): Likewise.
7217 (cmp_ccv_plus_set): Likewise.
7218 (cmp_ccxv_plus_set): Likewise.
7219 (cmp_ccv_plus_sltu_set): Likewise.
7220 (uaddvdi4): New expander.
7221 (subvdi4): Likewise.
7222 (usubdi4_sp32): New instruction.
7223 (subvdi4_sp32): Likewise.
7224 (usubvsi4): New expander.
7225 (subvsi4): Likewise.
7226 (cmpsi_minus_sltu_set): New instruction.
7227 (cmp_ccv_minus): Likewise.
7228 (cmp_ccxv_minus): Likewise.
7229 (cmp_ccv_minus_set): Likewise.
7230 (cmp_ccxv_minus_set): Likewise.
7231 (cmp_ccv_minus_sltu_set): Likewise.
7232 (unegvdi3): New expander.
7233 (negvdi3): Likewise.
7234 (unegdi3_sp32): New instruction.
7235 (negvdi3_sp32): Likewise.
7236 (unegvsi3): New expander.
7237 (negvsi3): Likewise.
7238 (cmp_ccc_neg_sltu_set): New instruction.
7239 (cmp_ccv_neg): Likewise.
7240 (cmp_ccxv_neg): Likewise.
7241 (cmp_ccv_neg_set): Likewise.
7242 (cmp_ccxv_neg_set): Likewise.
7243 (cmp_ccv_neg_sltu_set): Likewise.
7245 * tree-ssa-loop-split.c: Remove trailing spaces.
7246 * match.pd: Likewise.
7248 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7250 PR rtl-optimization/78038
7251 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7252 be deduced to set REG through the RTL structure.
7253 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7255 2016-10-21 Richard Biener <rguenther@suse.de>
7257 PR tree-optimization/78051
7258 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7259 and mark replaced if folding did something.
7261 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7263 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7264 and "protected" in visibility types.
7265 (rs6000_xcoff_declare_function_name): Fix formatting.
7266 (rs6000_xcoff_declare_object_name): Fix formatting.
7268 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7270 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7271 and IX86_BUILTIN_HUGE_VALQ here ...
7272 (ix86_expand_builtin): ... not here.
7274 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7276 * doc/gty.texi (for_user): Use @item next to @findex.
7278 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7281 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7282 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7283 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7284 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7285 __builtin_ia32_lzcnt_u16.
7286 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7287 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7288 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7289 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7290 (bmi_tzcnt_<mode>): New expander.
7291 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7292 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7293 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7294 (lzcnt_<mode>): New expander.
7295 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7296 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7297 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7298 (UINT64_FTYPE_UINT64): New.
7299 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7300 (__builtin_ia32_lzcnt_u16): New description.
7301 (__builtin_ia32_lzcnt_u32): Ditto.
7302 (__builtin_ia32_lzcnt_u64): Ditto.
7303 (__builtin_ctzs): Remove description.
7304 (__builtin_ia32_tzcnt_u16): New description.
7305 (__builtin_ia32_tzcnt_u32): Ditto.
7306 (__builtin_ia32_tzcnt_u64): Ditto.
7307 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7308 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7310 2016-10-20 Martin Liska <mliska@suse.cz>
7313 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7314 comparison with STMT_UID_NOT_IN_RANGE.
7315 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7318 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7320 * compare-elim.c (conforming_compare): Accept UNSPECs.
7321 (find_comparison_dom_walker::before_dom_children): Deal with
7322 instructions both using and killing the flags register.
7323 (equivalent_reg_at_start): New function extracted from...
7324 (try_eliminate_compare): ...here. Use it and add support for
7325 registers and UNSPECs as second operand of the compare.
7326 * config/visium/visium-modes.def (CCV): New.
7327 * config/visium/predicates.md (visium_v_comparison_operator): New.
7328 (visium_branch_operator): Deal with CCV mode.
7329 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7330 (output_cbranch): Likewise.
7331 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7332 (uaddv<mode>4): New expander.
7333 (addv<mode>4): Likewise.
7334 (add<mode>3_insn_set_carry): New instruction.
7335 (add<mode>3_insn_set_overflow): Likewise.
7336 (addsi3_insn_set_overflow): Likewise.
7337 (usubv<mode>4): New expander.
7338 (subv<mode>4): Likewise.
7339 (sub<mode>3_insn_set_carry): New instruction.
7340 (sub<mode>3_insn_set_overflow): Likewise.
7341 (subsi3_insn_set_overflow): Likewise.
7342 (unegv<mode>3): New expander.
7343 (negv<mode>3): Likewise.
7344 (neg<mode>2_insn_set_overflow): New instruction.
7345 (addv_tst<mode>): Likewise.
7346 (subv_tst<mode>): Likewise.
7347 (negv_tst<mode>): Likewise.
7348 (cbranch<mode>4_addv_insn): New splitter and instruction.
7349 (cbranch<mode>4_subv_insn): Likewise.
7350 (cbranch<mode>4_negv_insn): Likewise.
7352 2016-10-20 Richard Biener <rguenther@suse.de>
7354 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7355 Handle decls possibly not bound.
7356 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7357 nothing_id for decls that might not be bound if we are interested
7359 (get_constraint_for_component_ref): Deal with that.
7361 2016-10-20 Michael Matz <matz@suse.de>
7364 * common.opt (-fsplit-loops): New flag.
7365 * passes.def (pass_loop_split): Add.
7366 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7367 (enable_fdo_optimizations): Add loop splitting.
7368 * timevar.def (TV_LOOP_SPLIT): Add.
7369 * tree-pass.h (make_pass_loop_split): Declare.
7370 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7371 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7372 * tree-ssa-loop-split.c: New file.
7373 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7374 * doc/invoke.texi (fsplit-loops): Document.
7375 * doc/passes.texi (Loop optimization): Add paragraph about loop
7378 2016-10-20 Richard Biener <rguenther@suse.de>
7380 * cgraphunit.c (analyze_functions): Set node->definition to
7381 false to signal symbol removal to debug_hooks->late_global_decl.
7382 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7383 WPA signal symbol removal to the debuginfo machinery.
7384 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7385 using early_finised to guard the we're called for symbol
7386 removal case look at the symtabs definition flag.
7387 (gen_variable_die): Remove redundant check.
7389 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7391 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7393 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7395 PR tree-optimization/53979
7396 * match.pd ((a ^ b) | a -> a | b): New pattern.
7398 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7400 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7401 config/pa/pa64-hpux-lib.h.
7402 (PA_CRTBEGIN_HACK): Likewise.
7403 (DTOR_LIST_BEGIN): Likewise.
7405 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7407 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7408 register only if "in" and "out" are different registers.
7410 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7412 * omp-low.c (pass_oacc_device_lower::gate): New method.
7413 (execute): Always call execute_oacc_device_lower.
7415 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7417 PR tree-optimization/77916
7418 PR tree-optimization/77937
7419 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7421 (insert_initializers): Requirement of initializer for -1 should be
7422 based on pointer-typedness of the candidate basis.
7424 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7426 PR tree-optimization/78005
7427 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7428 upper (included) bound for niters of prolog loop.
7429 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7430 Compute niters of scalar loop above which vectorized loop is
7431 preferred, as well as the upper (included) bound for the niters.
7432 (vect_do_peeling): Record niter bound for loops accordingly.
7434 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7437 * tree-core.h (enum tree_index): Put the complex types after their
7439 * tree-streamer.c (verify_common_node_recorded): New function.
7440 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7442 2016-10-19 Martin Liska <mliska@suse.cz>
7444 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7445 Replace NULL with false as a return value.
7447 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7449 PR tree-optimization/78024
7450 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7451 don't clear BB_VISITED after processing.
7453 2016-10-19 Richard Biener <rguenther@suse.de>
7455 * domwalk.c (dom_walker::walk): Use RPO order.
7457 2016-10-19 Richard Biener <rguenther@suse.de>
7459 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7461 (evrp_dom_walker::~evrp_dom_walker): Free it.
7462 (evrp_dom_walker::stmts_to_remove): Add.
7463 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7464 whose output we fully propagate for removal. Propagate
7465 into BB destination PHI arguments.
7466 (execute_early_vrp): Remove queued stmts. Dump value ranges
7467 before stmt removal.
7469 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7471 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7472 * passes.def: Add two instances of pass_walloca.
7473 * tree-pass.h (make_pass_walloca): New.
7474 * gimple-ssa-warn-alloca.c: New file.
7475 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7476 -Wvla-larger-than= options.
7478 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7480 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7481 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7483 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7485 * config/rs6000/altivec.h (vec_xl_len): New macro.
7486 (vec_xst_len): New macro.
7487 (vec_cmpnez): New macro.
7488 (vec_cntlz_lsbb): New macro.
7489 (vec_cnttz_lsbb): New macro.
7490 (vec_xlx): New macro.
7491 (vec_xrx): New macro.
7492 (vec_all_nez): New C++ predicate template.
7493 (vec_any_eqz): New C++ predicate template.
7494 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7495 conditional compilation.
7496 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7497 conditional compilation.
7498 (vec_all_nez): New macro.
7499 (vec_any_eqz): New macro.
7500 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7502 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7504 * config/rs6000/vector.md (VI): Moved this mode iterator
7505 definition from altivec.md to vector.md.
7506 (UNSPEC_NEZ_P): New value.
7507 (vector_ne_<mode>_p): New expansion for implementation of
7508 vec_all_ne and vec_any_eq built-in functions.
7509 (vector_nez_<mode>_p): New expansion for implementation of
7510 vec_all_nez and vec_any_eqz built-in functions.
7511 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7512 and vec_any_eq built-in function.
7513 (cr6_test_for_zero): New commentary to explain this expansion.
7514 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7515 (cr6_test_for_lt): New commentary to explain this expansion.
7516 (cr6_test_for_lt_reverse): New commentary to explain this
7518 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7519 overloaded function prototypes for vec_all_ne, vec_all_nez,
7520 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7521 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7523 (altivec_resolve_overloaded_builtin): Modify the handling of
7524 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7525 the compiler is configured to support TARGET_P9_VECTOR.
7526 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7527 to explain the special processing that is given to predicate
7528 built-ins introduced using this macro.
7529 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7530 the special processing given to predicate built-ins introduced
7532 (BU_VSX_P): Likewise.
7533 (BU_P8V_AV_P): Likewise.
7534 (BU_P9V_AV_P): Likewise.
7535 (BU_P9V_AV_X): New macro.
7536 (BU_P9V_64BIT_AV_X): New macro.
7537 (BU_P9V_VSX_3): New macro.
7538 (BU_P9V_OVERLOAD_P): New macro.
7539 (LXVL): New BU_P9V_64BIT_VSX_2.
7540 (VEXTUBLX): New BU_P9V_AV_2.
7541 (VEXTUBRX): Likewise.
7542 (VEXTUHLX): Likewise.
7543 (VEXTUHRX): Likewise.
7544 (VEXTUWLX): Likewise.
7545 (VEXTUWRX): Likewise.
7546 (STXVL): New BU_P9V_64BIT_AV_X.
7547 (VCLZLSBB): New BU_P9V_AV_1.
7548 (VCTZLSBB): Likewise.
7549 (CMPNEB): New BU_P9V_AV_2.
7554 (VCMPNEB_P): New BU_P9V_AV_P.
7555 (VCMPNEH_P): Likewise.
7556 (VCMPNEW_P): Likewise.
7557 (VCMPNED_P): Likewise.
7558 (VCMPNEFP_P): Likewise.
7559 (VCMPNEDP_P): Likewise.
7560 (CMPNEZB): New BU_P9V_AV_2.
7561 (CMPNEZH): Likewise.
7562 (CMPNEZW): Likewise.
7563 (VCMPNEZB_P): New BU_P9V_AV_P.
7564 (VCMPNEZH_P): Likewise.
7565 (VCMPNEZW_P): Likewise.
7566 (LXVL): New BU_P9V_OVERLOAD_2.
7567 (STXVL): New BU_P9V_OVERLOAD_3.
7568 (VEXTULX): New BU_P9V_OVERLOAD_2.
7569 (VEXTURX): Likewise.
7571 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7572 (VCMPNE_P): Likewise.
7573 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7574 (VCTZLSBB): Likewise.
7575 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7576 comment to explain mode used for scratch register.
7577 (altivec_expand_stxvl_builtin): New function.
7578 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7579 (altivec_init_builtins): Add initialized variable
7580 void_ftype_v16qi_pvoid_long and use this type to define the
7581 built-in function __builtin_altivec_stxvl.
7582 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7583 (UNSPEC_STXVL): New value.
7584 (UNSPEC_VCLZLSBB): New value.
7585 (UNSPEC_VCTZLSBB): New value.
7586 (UNSPEC_VEXTUBLX): New value.
7587 (UNSPEC_VEXTUHLX): New value.
7588 (UNSPEC_VEXTUWLX): New value.
7589 (UNSPEC_VEXTUBRX): New value.
7590 (UNSPEC_VEXTUHRX): New value.
7591 (UNSPEC_VEXTUWRX): New value.
7592 (UNSPEC_VCMPNEB): New value.
7593 (UNSPEC_VCMPNEZB): New value.
7594 (UNSPEC_VCMPNEH): New value.
7595 (UNSPEC_VCMPNEZH): New value.
7596 (UNSPEC_VCMPNEW): New value.
7597 (UNSPEC_VCMPNEZW): New value.
7598 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7599 vector of integer modes.
7600 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7601 vector of float or double modes.
7602 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7604 (lxvl): New expand for load VSX vector with length.
7605 (*lxvl): New insn for load VSX vector with length.
7606 (stxvl): New expand for store VSX vector with length.
7607 (*stxvl): New insn for store VSX vector with length.
7608 (vcmpneb): New insn for vector of byte compare not equal.
7609 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7610 (vcmpneh): New insn for vector of half word compare not equal.
7611 (vcmpnezh): New insn for vector of half word compare not equal or
7613 (vcmpnew): New insn for vector of word compare not equal.
7614 (vcmpne<VSs>): New insn for vector of float or double compare not
7616 (vcmpnezw): New insn for vector of word compare not equal or zero.
7617 (vclzlsbb): New insn for vector count leading zero
7618 least-significant bits byte.
7619 (vctzlsbb): New insn for vector count trailing zero least
7620 signficant bits byte.
7621 (vextublx): New insn for vector extract unsigned byte left
7623 (vextubrx): New insn for vector extract unsigned byte right
7625 (vextuhlx): New insn for vector extract unsigned half word left
7627 (vextuhrx): New insn for vector extract unsigned half word right
7629 (vextuwlx): New insn for vector extract unsigned word left
7631 (vextuwrx): New insn for vector extract unsigned word right
7633 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7634 clarify intent of this constant.
7635 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7636 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7637 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7638 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7639 and vec_xrx functions.
7641 2016-10-18 Andrew Pinski <apinski@cavium.com>
7644 * predict.c (is_exit_with_zero_arg): New function.
7645 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7648 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7651 * config/i386/i386.c (legitimize_tls_address)
7652 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7653 convert dest to Pmode if different than Pmode.
7655 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7657 PR tree-optimization/77916
7658 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7659 stopgap fix, as pointers with -1 increment are still broken.
7661 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7663 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7664 mapping class decoration from here...
7665 (rs6000_xcoff_encode_section): ...to here.
7667 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7668 if shrink-wrapping and optimizing for speed.
7670 2016-10-18 Richard Biener <rguenther@suse.de>
7672 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7673 not visited but non-executable predecessors. Return taken edge.
7674 Simplify conditions and refactor propagation vs. folding step.
7676 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7678 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7679 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7680 (rs6000_get_separate_components): Assert we do not have those
7681 strategies selected.
7683 2016-10-18 Richard Biener <rguenther@suse.de>
7685 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7686 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7688 (substitute_and_fold_dom_walker): Adjust constructor.
7689 (substitute_and_fold_dom_walker::before_dom_children): Remove
7690 do_dce flag and handling (always true).
7691 (substitute_and_fold): Likewise.
7692 * tree-vrp.c (vrp_finalize): Adjust.
7693 (execute_early_vrp): Remove final BB_VISITED clearing.
7694 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7695 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7696 * ira.c (ira): Call clear_bb_flags.
7698 2016-10-18 Richard Biener <rguenther@suse.de>
7700 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7701 get at the operand to look at with TREE_OPERAND for generic
7704 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7706 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7708 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7709 (write_test_expr): Use rtx_reader_ptr for calls to
7711 (write_attr_value): Likewise.
7712 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7713 call to print_md_ptr_loc.
7714 (write_one_condition): Likewise for calls to print_c_condition.
7715 * genconstants.c: Include "statistics.h" and "vec.h".
7716 (main): Update for conversion to member functions.
7717 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7718 call to print_md_ptr_loc.
7719 * genenums.c: Include "statistics.h" and "vec.h".
7720 (main): Update for conversion of traverse_enum_types to a method.
7721 * genmddeps.c: Include "statistics.h" and "vec.h".
7722 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7724 * genpreds.c (write_predicate_subfunction): Likewise.
7725 (write_predicate_expr): Likewise for calls to print_c_condition.
7726 * genrecog.c (print_test): Likewise.
7727 * gensupport.c (process_rtx): Likewise for calls to
7728 copy_md_ptr_loc and join_c_conditions.
7729 (alter_test_for_insn): Likewise for call to join_c_conditions.
7730 (process_substs_on_one_elem): Likewise.
7731 (gen_mnemonic_setattr): Update for move of string_obstack to a
7732 field of rtx_reader.
7733 (mnemonic_htab_callback): Likewise. Fix formatting.
7734 (gen_mnemonic_attr): Likewise.
7735 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7736 to print_c_condition.
7737 * read-md.c: Include "statistics.h" and "vec.h".
7738 (string_obstack): Convert this global to field "m_string_obstack"
7739 of class rtx_reader.
7740 (ptr_locs): Likewise, as "m_ptr_locs".
7741 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7742 (joined_conditions): Likewise, as "m_joined_conditions".
7743 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7744 (md_constants): Likewise, as "m_md_constants".
7745 (enum_types): Likewise, as "m_enum_types".
7746 (set_md_ptr_loc): Convert to...
7747 (rtx_reader::set_md_ptr_loc): ...member function.
7748 (get_md_ptr_loc): Convert to...
7749 (rtx_reader::get_md_ptr_loc): ...member function.
7750 (copy_md_ptr_loc): Convert to...
7751 (rtx_reader::copy_md_ptr_loc): ...member function.
7752 (fprint_md_ptr_loc): Convert to...
7753 (rtx_reader::fprint_md_ptr_loc): ...member function.
7754 (print_md_ptr_loc): Convert to...
7755 (rtx_reader::print_md_ptr_loc): ...member function.
7756 (join_c_conditions): Convert to...
7757 (rtx_reader::join_c_conditions): ...member function.
7758 (fprint_c_condition): Convert to...
7759 (rtx_reader::fprint_c_condition): ...member function.
7760 (print_c_condition): Convert to...
7761 (rtx_reader::print_c_condition): ...member function.
7762 (read_name): Convert to...
7763 (rtx_reader::read_name): ...member function.
7764 (read_escape): Convert to...
7765 (rtx_reader::read_escape): ...member function.
7766 (read_quoted_string): Convert to...
7767 (rtx_reader::read_quoted_string): ...member function.
7768 (read_braced_string): Convert to...
7769 (rtx_reader::read_braced_string): ...member function.
7770 (read_string): Convert to...
7771 (rtx_reader::read_string): ...member function.
7772 (read_skip_construct): Convert to...
7773 (rtx_reader::read_skip_construct): ...member function.
7774 (handle_constants): Convert to...
7775 (rtx_reader::handle_constants): ...member function.
7776 (traverse_md_constants): Convert to...
7777 (rtx_reader::traverse_md_constants): ...member function.
7778 (handle_enum): Convert to...
7779 (rtx_reader::handle_enum): ...member function.
7780 (lookup_enum_type): Convert to...
7781 (rtx_reader::lookup_enum_type): ...member function.
7782 (traverse_enum_types): Convert to...
7783 (rtx_reader::traverse_enum_types): ...member function.
7784 (rtx_reader::rtx_reader): Move initializations
7785 of various former global data from rtx_reader::read_md_files to
7786 here, as fields, along with the call to unlock_std_streams.
7787 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7789 (rtx_reader::read_md_files): Move initializations of various
7790 global data from here to the ctor.
7791 * read-md.h (read_name): Convert to...
7792 (rtx_reader::read_name): ...member function.
7793 (rtx_reader::read_escape): New method decl.
7794 (read_quoted_string): Convert to...
7795 (rtx_reader::read_quoted_string): ...member function.
7796 (rtx_reader::read_braced_string): New method decl.
7797 (read_string): Convert to...
7798 (rtx_reader::read_string): ...member function.
7799 (rtx_reader::read_skip_construct): New method decl.
7800 (rtx_reader::set_md_ptr_loc): New method decl.
7801 (rtx_reader::get_md_ptr_loc): New method decl.
7802 (copy_md_ptr_loc): Convert to...
7803 (rtx_reader::copy_md_ptr_loc): ...member function.
7804 (fprint_md_ptr_loc): Convert to...
7805 (rtx_reader::fprint_md_ptr_loc): ...member function.
7806 (print_md_ptr_loc): Convert to...
7807 (rtx_reader::print_md_ptr_loc): ...member function.
7808 (rtx_reader::lookup_enum_type): New method decl.
7809 (rtx_reader::traverse_enum_types): New method decl.
7810 (rtx_reader::handle_constants): New method decl.
7811 (traverse_md_constants): Convert to...
7812 (rtx_reader::traverse_md_constants): ...member function.
7813 (rtx_reader::handle_enum): New method decl.
7814 (rtx_reader::join_c_conditions): New method decl.
7815 (fprint_c_condition): Convert to...
7816 (rtx_reader::fprint_c_condition): ...member function.
7817 (print_c_condition): Convert to...
7818 (rtx_reader::print_c_condition): ...member function.
7819 (rtx_reader::apply_iterator_to_string): New method decl.
7820 (rtx_reader::copy_rtx_for_iterators): New method decl.
7821 (rtx_reader::read_conditions): New method decl.
7822 (rtx_reader::record_potential_iterator_use): New method decl.
7823 (rtx_reader::read_mapping): New method decl.
7824 (rtx_reader::read_rtx): New method decl.
7825 (rtx_reader::read_rtx_code): New method decl.
7826 (rtx_reader::read_rtx_operand): New method decl.
7827 (rtx_reader::read_nested_rtx): New method decl.
7828 (rtx_reader::read_rtx_variadic): New method decl.
7829 (rtx_reader::get_string_obstack): New method.
7830 (rtx_reader::get_md_constants): New method.
7831 (string_obstack): Convert global variable decl to...
7832 (rtx_reader::m_string_obstack): ...this new field.
7833 (rtx_reader::m_ptr_locs): New field.
7834 (rtx_reader::m_ptr_loc_obstack): New field.
7835 (rtx_reader::m_joined_conditions): New field.
7836 (rtx_reader::m_joined_conditions_obstack): New field.
7837 (rtx_reader::m_md_constants): New field.
7838 (rtx_reader::m_enum_types): New field.
7839 * read-rtl.c (apply_iterator_to_string): Convert to...
7840 (rtx_reader::apply_iterator_to_string): ...member function.
7841 (copy_rtx_for_iterators): Convert to...
7842 (rtx_reader::copy_rtx_for_iterators): ...member function.
7843 (add_condition_to_string): Use rtx_reader_ptr for
7844 calls join_c_conditions.
7845 (apply_iterators): Use rtx_reader_ptr for calls to
7846 join_c_conditions and copy_rtx_for_iterators.
7847 (read_conditions): Convert to...
7848 (rtx_reader::read_conditions): ...member function.
7849 (record_potential_iterator_use): Convert to...
7850 (rtx_reader::record_potential_iterator_use): ...member function.
7851 (read_mapping): Convert to...
7852 (rtx_reader::read_mapping): ...member function.
7853 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7854 (read_rtx): Convert to...
7855 (rtx_reader::read_rtx): ...member function.
7856 (read_rtx_code): Convert to...
7857 (rtx_reader::read_rtx_code): ...member function.
7858 (read_rtx_operand): Convert to...
7859 (rtx_reader::read_rtx_operand): ...member function. Update for move
7860 of string_obstack to a field.
7861 (read_nested_rtx): Convert to..
7862 (rtx_reader::read_nested_rtx): ...member function.
7863 (read_rtx_variadic): Convert to..
7864 (rtx_reader::read_rtx_variadic): ...member function.
7866 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7868 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7870 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7872 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7873 for pointer type too.
7874 (ipcp_update_vr): set_ptr_nonnull for pointer.
7876 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7878 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7879 pt_solution_singleton_p.
7880 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7881 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7882 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7883 pointer nonnull computed by VRP.
7884 Also Conservatively set pt.null to 1.
7885 (pt_solution_reset): Conservatively set pt.null to 1.
7886 (pt_solution_singleton_or_null_p): Renamed from
7887 pt_solution_singleton_p.
7888 * tree-ssanames.h (set_ptr_nonnull): Declare.
7889 (get_ptr_nonnull): Likewise.
7890 * tree-ssanames.c (set_ptr_nonnull): New.
7891 (get_ptr_nonnull): Likewise.
7892 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7893 (evrp_dom_walker::before_dom_children): Likewise.
7895 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7897 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7898 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7899 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7900 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7901 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7902 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7903 (rs6000_option_override_internal): Clear it if ABI_AIX.
7904 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7905 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7907 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7909 * gimple-ssa-strength-reduction.c (record_increment): Remove
7912 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7914 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7915 that the result is non-zero if it is true.
7916 (maybe_expand_shift): New wrapper around expand_shift_1.
7917 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7919 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7921 PR tree-optimization/77916
7922 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7923 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7925 (record_increment): Increments of -1 for unknown strides just use
7926 a multiply initializer like other negative values.
7927 (analyze_increments): Remove stopgap solution for -1 increment
7928 applied to pointer arithmetic.
7930 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7932 * dominance.c (dom_info::dom_info): Add new constructor for region
7933 which is vector of basic blocks.
7934 (dom_init): New method to initialize members common for both
7936 (dom_info::dom_info): Invoke dom_init for partial initialization.
7937 (dom_info::get_idom): Add check to corner cases on basic blocks which
7939 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7940 to detect unreachable bbs.
7941 (dom_info::calc_idoms): Likewise.
7942 (compute_dom_fast_query_in_region): New function.
7943 (calculate_dominance_info_for_region): Likewise.
7944 (free_dominance_info_for_region): Likewise.
7945 * dominance.h: Add prototypes for introduced region-based functions
7946 * tree-if-conv.c (build_region): New function.
7947 (if_convertible_loop_p_1): Invoke local version of post-dominators
7948 calculation before basic block predication with subsequent freeing
7949 post-dominator info.
7950 (tree_if_conversion): Remove free of post-dominator info
7951 (pass_if_conversion::execute): Delete detection of infinite loops
7952 and fake edges to exit block since post-dominator calculation is
7953 performed per if-converted loop only.
7955 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7958 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7959 register explicitly.
7960 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7961 optimizing for size.
7963 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7965 * config/aarch64/aarch64.c: Delete inclusion of
7966 cortex-a57-fma-steering.h.
7967 (aarch64_override_options): Delete call
7968 to aarch64_register_fma_steering.
7969 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7970 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7971 * config/aarch64/aarch64-passes.def: New file.
7972 * config/aarch64/cortex-a57-fma-steering.c
7973 (aarch64_register_fma_steering): Delete definition.
7974 (make_pass_fma_steering): Remove static qualifier.
7975 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7976 (cortex-a57-fma-steering.o): Remove dependency on
7977 cortex-a57-fma-steering.h.
7979 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7981 * explow.c (validize_mem): Do not modify the argument in-place.
7983 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7985 * tree-streamer.c (record_common_node): Explicitly list expected
7988 2016-10-17 Richard Biener <rguenther@suse.de>
7990 PR tree-optimization/77988
7991 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7993 2016-10-17 Marek Polacek <polacek@redhat.com>
7995 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7997 2016-10-17 Richard Biener <rguenther@suse.de>
7999 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8002 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8004 PR tree-optimization/71636
8005 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8007 2016-10-17 Richard Biener <rguenther@suse.de>
8009 * gimplify.c (gimplify_function_tree): Do not move the outer
8012 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8014 * langhooks.h (struct lang_hooks_for_decls): Remove
8015 function_decl_explicit_p, function_decl_deleted_p and
8016 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8017 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8018 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8019 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8020 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8021 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8022 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8023 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8024 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8025 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8026 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8027 * dwarf2out.c (gen_subprogram_die): Use
8028 lang_hooks.decls.decl_dwarf_attribute instead of
8029 lang_hooks.decls.function_decl_*.
8031 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8035 * common.opt (-ftrampolines): New option.
8036 * doc/invoke.texi (Code Gen Options): Document it.
8037 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8038 * doc/tm.texi: Regenerate.
8039 * builtins.def: Add init_descriptor and adjust_descriptor.
8040 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8041 on platforms with descriptors.
8042 (expand_builtin_init_descriptor): New function.
8043 (expand_builtin_adjust_descriptor): Likewise.
8044 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8045 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8046 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8047 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8048 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8049 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8050 (expand_call): Likewise. Move around call to prepare_call_address
8051 and pass all flags to it.
8052 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8053 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8054 (gimple_call_set_by_descriptor): New setter.
8055 (gimple_call_by_descriptor_p): New getter.
8056 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8057 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8058 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8059 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8060 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8061 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8062 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8063 * target.def (custom_function_descriptors): New POD hook.
8064 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8065 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8066 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8067 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8068 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8069 (build_common_builtin_nodes): Initialize init_descriptor and
8071 * tree-nested.c: Include target.h.
8072 (struct nesting_info): Add 'any_descr_created' field.
8073 (get_descriptor_type): New function.
8074 (lookup_element_for_decl): New function extracted from...
8075 (create_field_for_decl): Likewise.
8076 (lookup_tramp_for_decl): ...here. Adjust.
8077 (lookup_descr_for_decl): New function.
8078 (convert_tramp_reference_op): Deal with descriptors.
8079 (build_init_call_stmt): New function extracted from...
8080 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8081 * defaults.h (FUNCTION_ALIGNMENT): Define.
8082 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8083 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8084 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8085 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8086 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8088 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8090 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8091 constants in CONST_VECTORs.
8093 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8095 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8096 register as destination of bmask.
8097 (vector_init_bshuffle): Likewise.
8098 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8099 (bmaskdi_vis): Enable only in 64-bit mode.
8101 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8103 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8104 make LR a separately shrink-wrapped component unless savres_strategy
8105 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8106 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8107 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8109 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8111 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8112 and keep looping on failure.
8114 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8116 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8118 (print_rtx_function): Update example in comment for...
8119 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8120 non-virtual pseudos with a '%' sigil followed by the regno, offset
8121 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8122 pseudo is dumped as "%0".
8124 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8127 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8130 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8132 * config/sparc/sparc-passes.def: New file.
8133 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8134 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8135 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8137 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8139 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8140 loop peel to loops with exit test at the beginning.
8142 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8144 PR rtl-optimization/68212
8145 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8146 frequency when computing scale factor for peeled copies.
8147 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8148 values for switch/peel blocks/edges.
8150 2016-10-14 Pedro Alves <palves@redhat.com>
8152 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8154 2016-10-14 Catherine Moore <clm@codesourcery.com>
8156 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8157 micromips_globals to zero.
8159 2016-10-14 Richard Biener <rguenther@suse.de>
8161 PR tree-optimization/77979
8162 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8163 in the equivalency sets.
8164 (compare_names): Likewise.
8166 2016-10-14 Martin Liska <mliska@suse.cz>
8168 * builtins.h(target_char_cst_p): Declare the function.
8169 * builtins.c (fold_builtin_memchr): Remove.
8170 (target_char_cst_p): Move the function from gimple-fold.c.
8171 (fold_builtin_3): Do not call the function.
8172 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8173 (gimple_fold_builtin): Call the function.
8174 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8176 2016-10-14 Martin Liska <mliska@suse.cz>
8178 * builtins.c (fold_builtin_strcmp): Remove function.
8179 (fold_builtin_strncmp): Likewise.
8180 (fold_builtin_2): Remove call of the function.
8181 (fold_builtin_3): Likewise.
8182 * fold-const-call.c (fold_const_call): Add constant folding
8183 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8184 * fold-const-call.h (build_cmp_result): Declare the function.
8185 * gimple-fold.c (gimple_load_first_char): New function.
8186 (gimple_fold_builtin_string_compare): Likewise.
8187 (gimple_fold_builtin): Call the function.
8189 2016-10-14 Nathan Sidwell <nathan@acm.org>
8191 * gcov-io.c (gcov_open): Deconstify 'mode'.
8193 2016-10-14 Martin Liska <mliska@suse.cz>
8195 * fold-const.c (c_getstr): Support of properly \0-terminated
8196 string constants. New argument is added.
8197 * fold-const.h: New argument is added.
8199 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8201 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8203 (aarch64_print_hint_for_core): Likewise.
8204 (aarch64_print_hint_for_arch): Likewise.
8205 (aarch64_validate_march): Use it. Fix indentation in type signature.
8206 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8207 (aarch64_validate_mtune): Likewise.
8208 (aarch64_handle_attr_arch): Likewise.
8209 (aarch64_handle_attr_cpu): Likewise.
8210 (aarch64_handle_attr_tune): Likewise.
8212 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8214 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8217 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8219 * config/m68k/m68k.c (m68k_option_override): Check
8220 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8221 instead of stack_limit_rtx.
8223 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8225 * dwarf2out.c (gen_member_die): Handle inline static data member
8228 2016-10-13 Nathan Sidwell <nathan@acm.org>
8230 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8231 gcov_var.mode. Remove unnecessary fstat.
8233 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8236 * function.c (thread_prologue_and_epilogue_insns): Call all
8237 make_*logue_seq in the same order as traditional. Call them
8238 all a second time if shrink_wrapped_separate.
8240 2016-10-13 Marek Polacek <polacek@redhat.com>
8242 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8243 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8246 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8248 PR tree-optimization/77937
8249 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8250 to infinite when we have a pointer with an increment of -1.
8252 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8254 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8256 * memmodel.h: This file.
8257 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8258 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8259 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8260 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8261 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8262 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8263 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8264 compare-elim.c, config/aarch64/aarch64-builtins.c,
8265 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8266 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8267 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8268 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8269 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8270 config/darwin.c, config/epiphany/epiphany.c,
8271 config/epiphany/mode-switch-use.c,
8272 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8273 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8274 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8275 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8276 config/m68k/m68k.c, config/mcore/mcore.c,
8277 config/microblaze/microblaze.c, config/mmix/mmix.c,
8278 config/mn10300/mn10300.c, config/moxie/moxie.c,
8279 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8280 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8281 config/nds32/nds32-memory-manipulation.c,
8282 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8283 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8284 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8285 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8286 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8287 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8288 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8289 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8290 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8291 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8292 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8293 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8294 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8295 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8296 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8297 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8298 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8299 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8300 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8301 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8302 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8303 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8304 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8305 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8306 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8307 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8308 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8309 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8310 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8311 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8312 var-tracking.c, varasm.c: Include memmodel.h.
8313 * genattrtab.c (write_header): Include memmodel.h in generated file.
8314 * genautomata.c (main): Likewise.
8315 * gengtype.c (open_base_files): Likewise.
8316 * genopinit.c (main): Likewise.
8317 * genconditions.c (write_header): Include memmodel.h earlier in
8319 * genemit.c (main): Likewise.
8320 * genoutput.c (output_prologue): Likewise.
8321 * genpeep.c (main): Likewise.
8322 * genpreds.c (write_insn_preds_c): Likewise.
8323 * genrecog.c (write_header): Likewise.
8324 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8326 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8328 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8329 for new "compact" param of print_rtx_function. Check for "cinsn"
8331 * print-rtl-function.c (flag_compact): New decl.
8332 (print_rtx_function): Add param "compact" and use it to set
8333 flag_compact, adding a description of the effect to the leading
8334 comment, and updating the example output.
8335 * print-rtl.c (flag_compact): New variable.
8336 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8338 (print_rtx_operand_code_i): When printing source locations, wrap
8339 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8340 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8341 virtuals in compact mode.
8342 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8343 apart from in LABEL_REFs.
8344 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8345 Don't print basic block ids in compact mode.
8346 (print_rtx): In compact mode, prefix the code of insns with "c",
8347 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8348 * print-rtl.h (print_rtx_function): Add "compact" param.
8350 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8352 * arm.h (TARGET_VFP): Delete.
8353 (TARGET_VFPD32): Remove references to TARGET_VFP.
8354 (TARGET_VFP3, TARGET_VFP5): Likewise.
8355 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8356 (TARGET_NEON_FP16): Likewise.
8357 (TARGET_FMA): Likewise.
8358 (TARGET_CRYPTO): Likewise.
8359 (TARGET_NEON): Likewise.
8360 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8361 (FUNCTION_ARG_REGNO_P): Likewise.
8362 * arm.c (arm_option_check_internal): Likewise.
8363 (arm_option_override): Likewise.
8364 (use_return_insn): Likewise.
8365 (arm_function_value_regno_p): Likewise.
8366 (arm_apply_result_size): Likewise.
8367 (use_vfp_abi): Likewise.
8368 (arm_legitimate_address_outer_p): Likewise.
8369 (thumb2_legitimate_address_p): Likewise.
8370 (arm_legitimate_index_p): Likewise.
8371 (thumb2_legitimate_index_p): Likewise.
8372 (arm_legitimate_address): Likewise.
8373 (arm_get_vfp_saved_size): Likewise.
8374 (arm_emit_vfp_multi_reg_pop): Likewise.
8375 (arm_get_frame_offsets): Likewise.
8376 (arm_save_coproc_regs): Likewise.
8377 (arm_hard_regno_mode_ok): Likewise.
8378 (arm_expand_epilogue_apcs_frame): Likewise.
8379 (arm_expand_epilogue): Likewise.
8380 (arm_file_start): Likewise.
8381 (arm_conditional_register_usage): Likewise.
8382 (arm_validize_comparison): Use vfp_compare_operand directly.
8383 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8384 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8386 (arm_atomic_assign_expand_fenv): Likewise.
8387 * arm.md (divsf3): Likewise.
8388 (arm_negsi2): Likewise.
8390 (arm_movdi): Likewise.
8391 (arm_movt): Likewise.
8392 (cbranchsf4): Change predicate to vfp_compare_operand.
8393 (cbranchdf4): Change predicate to vfp_compare_operand.
8394 (cstorehf4): Change predicate to vfp_compare_operand.
8395 (cstoresf4): Change predicate to vfp_compare_operand.
8396 (cstoredf4): Change predicate to vfp_compare_operand.
8397 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8398 (movhi_insn_arch4, movhi_bytes): Likewise.
8399 * constraints.md (Dt): Likewise.
8401 * iterators.md (SDF): Likewise.
8402 * predicates.md (arm_float_compare_operand): Delete.
8403 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8405 (const_double_vcvt_power_of_two): Likewise.
8406 * thumb2.md thumb2_movsi_insn): Likewise.
8407 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8408 (movhf_vfp): Likewise.
8409 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8410 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8411 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8412 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8413 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8414 (subsf3_vfp, divsf3_vfp): Likewise.
8415 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8416 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8417 (mulsf3negsfsubsf_vfp): Likewise.
8418 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8419 (floatunssisf2, sqrtsf2_vfp): Likewise.
8420 (movcc_vfp): Likewise.
8421 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8422 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8423 (push_multi_vfp): Likewise.
8424 (set_fpscr, get_fpscr): Likewise.
8425 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8427 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8429 * arm.h (TARGET_VFP): Unconditionally define to 1.
8430 (arm_fpu_desc): Remove 'model' field.
8431 (TARGET_FPU_MODEL): Delete.
8432 * arm.c (all_fpus): Don't initialize the model field.
8433 (arm_can_inline_p): Don't check the FPU model.
8434 * arm-fpus.def: Remove redundant model field from all FPU
8437 2016-10-13 Richard Biener <rguenther@suse.de>
8440 * genmatch.c (struct capture): Add value_match member.
8441 (commutate): Preserve value_match.
8442 (lower_opt_convert): Likewise.
8443 (lower_cond): Likewise.
8444 (replace_id): Likewise.
8445 (struct dt_operand): Add value_match member.
8446 (decision_tree::cmp_node): Compare it.
8447 (decision_tree::insert_operand): Honor it when finding and
8448 when appending a DT_MATCH.
8449 (dt_operand::gen_match_op): Generate a type check after
8450 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8451 (parser::get_internal_capture_id): New helper.
8452 (parser::finish_match_operand): New function lowering @@<id>.
8453 (parser::parse_capture): Parse @@<id> as value-match.
8454 (parser::parse_expr): Use get_internal_capture_id.
8455 (parser::parse_simplify): Call finish_match_operand.
8456 (walk_captures): New helper.
8457 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8459 ((X /[ex] A) * A -> X): Likewise.
8460 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8461 convert[12] and value-matching.
8462 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8463 ((X | Y) | Y -> X | Y): Likewise.
8464 ((X ^ Y) ^ Y -> X): Likewise.
8465 (A - (A & B) -> ~B & A): Likewise.
8466 ((T)(P + A) - (T)P -> (T) A): Likewise.
8467 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8468 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8469 * doc/match-and-simplify.texi: Amend capture section.
8471 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8473 * config/arc/arc.md (umul_600): Remove predicated variant.
8474 (umul64_600): Likewise.
8476 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8478 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8480 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8482 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8483 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8484 no-overflow information to vect_do_peeling_for_loop_bound and
8485 vect_gen_vector_loop_niters.
8487 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8489 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8492 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8494 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8495 adjust_vec automatically.
8496 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8497 param exit_bb to guard_to.
8498 (slpeel_checking_verify_cfg_after_peeling):
8499 (set_prologue_iterations):
8500 (create_lcssa_for_virtual_phi): New func which is factored out from
8501 slpeel_tree_peel_loop_to_edge.
8502 (slpeel_tree_peel_loop_to_edge):
8503 (iv_phi_p): New func.
8504 (vect_can_advance_ivs_p): Call iv_phi_p.
8505 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8506 new gimple stmts in basic block.
8507 (vect_gen_niters_for_prolog_loop): Rename to...
8508 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8509 adjust implementation.
8510 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8511 sizetype if necessary.
8512 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8513 it to external function.
8514 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8515 (vect_gen_vector_loop_niters_mult_vf): New.
8516 (slpeel_update_phi_nodes_for_loops): New.
8517 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8518 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8519 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8520 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8521 tree-vect-loop-manip.c
8522 (vect_generate_tmps_on_preheader): Delete.
8523 (vect_transform_loop): Rename vectorization_factor to vf. Call
8524 vect_do_peeling instead of vect_do_peeling-* functions.
8525 * tree-vectorizer.h (vect_do_peeling): New decl.
8526 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8527 (vect_do_peeling_for_loop_bound): Delete.
8528 (vect_do_peeling_for_alignment): Delete.
8530 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8532 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8533 duplicated loop after its preheader and after the original loop.
8535 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8537 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8538 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8540 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8542 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8543 for live variable outside loop but not in lcssa form.
8545 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8547 * cfg.c (reset_original_copy_tables): New func.
8548 * cfg.h (reset_original_copy_tables): New decl.
8550 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8553 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8555 * varasm.c (default_binds_local_p_3): Formatting fix.
8557 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8559 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8561 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8562 Remove useless code.
8564 2016-10-13 Martin Liska <mliska@suse.cz>
8566 PR tree-optimization/77943
8567 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8568 a different EH landing pads.
8570 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8573 * hooks.h (hook_tree_void_null): Declare.
8574 * hooks.c (hook_tree_void_null): New function.
8575 * langhooks.c (lhd_return_null_tree_v): Remove.
8576 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8577 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8578 set y to const0_rtx.
8579 * function.c (stack_protect_epilogue): Likewise.
8580 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8581 if TARGET_THREAD_SSP_OFFSET is defined.
8582 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8583 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8584 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8585 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8586 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8587 (ix86_stack_protect_guard): New function.
8589 2016-10-13 Richard Biener <rguenther@suse.de>
8591 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8592 rtl_for_decl_init during early phase.
8593 (gen_variable_die): Do not create locations during early phase.
8594 (gen_label_die): Likewise.
8595 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8598 2016-10-12 Richard Biener <rguenther@suse.de>
8600 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8601 try_add_new_range and made to eturn new range.
8602 (evrp_dom_walker::before_dom_children): Push op1 value range before
8603 pushing op0 value range.
8605 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8607 PR tree-optimization/77937
8608 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8609 POINTER_TYPE_P on the candidate type to determine whether
8610 candidates in this chain require pointer arithmetic.
8612 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8614 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8615 correction if the type is smaller than a word.
8616 (visium_select_cc_mode): Add ... fall through ... comment.
8618 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8620 * config/rs6000/rs6000.c (machine_function): Add new fields
8621 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8622 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8623 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8624 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8625 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8626 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8627 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8628 (rs6000_get_separate_components): New function.
8629 (rs6000_components_for_bb): New function.
8630 (rs6000_disqualify_components): New function.
8631 (rs6000_emit_prologue_components): New function.
8632 (rs6000_emit_epilogue_components): New function.
8633 (rs6000_set_handled_components): New function.
8634 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8635 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8636 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8637 (rs6000_emit_epilogue): Don't emit GPR restores if
8638 gpr_is_wrapped_separately for that register. Don't make a
8639 REG_CFA_RESTORE note for registers we did not restore, either.
8641 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8643 * function.c (thread_prologue_and_epilogue_insns): Call
8644 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8645 if it has possibly changed. Compute the split_prologue_seq and
8646 epilogue_seq later, too.
8647 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8648 (dump_components): New function.
8649 (struct sw): New struct.
8651 (init_separate_shrink_wrap): New function.
8652 (fini_separate_shrink_wrap): New function.
8653 (place_prologue_for_one_component): New function.
8654 (spread_components): New function.
8655 (disqualify_problematic_components): New function.
8656 (emit_common_heads_for_components): New function.
8657 (emit_common_tails_for_components): New function.
8658 (insert_prologue_epilogue_for_components): New function.
8659 (try_shrink_wrapping_separate): New function.
8660 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8662 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8664 * regrename.c (build_def_use): Invalidate chains that have a
8665 REG_CFA_RESTORE on some instruction.
8667 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8669 * dce.c (delete_unmarked_insns): Don't delete instructions with
8670 a REG_CFA_RESTORE note.
8672 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8674 * common.opt (-fshrink-wrap-separate): New flag.
8675 * doc/invoke.texi: Document it.
8676 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8677 * doc/tm.texi: Regenerate.
8678 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8679 * target.def (shrink_wrap): New hook vector.
8680 (get_separate_components, components_for_bb, disqualify_components,
8681 emit_prologue_components, emit_epilogue_components,
8682 set_handled_components): New hooks.
8684 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8686 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8687 vector return by reference only if -Wpsabi.
8688 (rs6000_pass_by_reference): Similarly, for argument passing.
8690 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8692 * function-tests.c: Include "print-rtl.h".
8693 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8694 function, and verify what is dumped.
8695 * print-rtl-function.c (print_edge): New function.
8696 (begin_any_block): New function.
8697 (end_any_block): New function.
8698 (can_have_basic_block_p): New function.
8699 (print_rtx_function): Track the basic blocks of insns in the
8700 chain, wrapping those that are within blocks within "(block)"
8701 directives. Remove the "(cfg)" directive.
8703 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8705 * selftest.c (selftest::read_file): New function.
8706 (selftest::test_read_file): New function.
8707 (selftest::selftest_c_tests): Call test_read_file.
8708 * selftest.h (selftest::read_file): New decl.
8710 2016-10-12 Richard Biener <rguenther@suse.de>
8713 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8716 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8718 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8720 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8721 dwarf2out_assembly_start.
8723 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8725 * Makefile.in (SELFTEST_FLAGS): New variable.
8726 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8728 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8731 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8733 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8734 dumped in RTL dumps.
8736 2016-10-12 Martin Liska <mliska@suse.cz>
8738 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8739 (gimple_fold_builtin_memory_op): Use the function.
8740 (gimple_fold_builtin_strchr): Likewise.
8741 (gimple_fold_builtin_strcat): Likewise.
8742 (gimple_build): Likewise.
8744 2016-10-12 Nathan Sidwell <nathan@acm.org>
8746 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8748 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8750 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8751 equivalent 32-bit constant (modulo 2**32) when that yields
8752 smaller instructions.
8753 (size_of_int_loc_descriptor): Update accordingly.
8755 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8757 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8758 functions, call dwarf2out_decl on the parent function first.
8760 2016-10-12 Richard Biener <rguenther@suse.de>
8762 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8765 2016-10-12 Richard Biener <rguenther@suse.de>
8767 * tree-ssa-propagate.c
8768 (substitute_and_fold_dom_walker::before_dom_children): Do not
8769 ignore ASSERT_EXPRs but only preserve them.
8770 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8771 that have been propagated into.
8772 (vrp_finalize): Enable DCE for substitute_and_fold.
8774 2016-10-12 Richard Biener <rguenther@suse.de>
8776 PR tree-optimization/77920
8777 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8778 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8779 (simplify_abs_using_ranges): Likewise.
8780 (simplify_conversion_using_ranges): Likewise.
8781 (simplify_stmt_using_ranges): Adjust.
8783 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8785 PR tree-optimization/77929
8786 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8787 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8789 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8792 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8793 needs a base register for arg 1.
8795 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8797 * common.opt (Wimplicit-fallthrough) Turn into alias to
8798 -Wimplicit-fallthrough=3. Remove EnabledBy.
8799 (Wimplicit-fallthrough=): New option.
8800 * gimplify.c (warn_implicit_fallthrough_r): Use
8801 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8802 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8803 to -Wimplicit-fallthrough=3.
8804 (-Wimplicit-fallthrough=): Document.
8806 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8808 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8809 and GEU in DImode if TARGET_SUBXC.
8810 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8811 (seqdi<W:mode>_zero_subxc): Delete.
8812 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8813 (neg_seqdi<W:mode>_zero_vis3): Delete.
8814 (plus_seqdi<W:mode>_zero): Likewise.
8815 (minus_seqdi<W:mode>_zero): Likewise.
8816 (plus_plus_sltu<W:mode>): Accept only register.
8817 (addx<W:mode>): Likewise.
8818 (plus_sltu<W:mode>_vis3): Likewise.
8819 (plus_plus_sltu<W:mode>_vis3): Likewise.
8820 (neg_sgeu<W:mode>_vis3): Delete.
8821 (minus_sgeu<W:mode>_vis3): Likewise.
8822 (addxc<W:mode>): Accept only registers.
8823 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8824 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8825 (neg_plus_sltu<W:mode>_subxc): Likewise.
8826 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8827 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8828 (sgeu<W:mode>_insn_subxc): Delete.
8829 (plus_sgeu<W:mode>_subxc): Likewise.
8830 (subxc<W:mode>): Accept only register.
8831 (scc splitter): Split always GEU again.
8833 2016-10-11 Jeff Law <law@redhat.com>
8835 PR tree-optimization/77424
8836 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8837 dead conditionals. Assert that all e->aux fields are NULL.
8839 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8841 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8842 operand-printing "switch" statement into...
8843 (print_rtx_operand_code_0): ...this new function, ...
8844 (print_rtx_operand_code_e): ...this new function, ...
8845 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8846 (print_rtx_operand_code_i): ...this new function, ...
8847 (print_rtx_operand_code_r): ...this new function, ...
8848 (print_rtx_operand_code_u): ...this new function, ...
8849 (print_rtx_operand): ...and this new function.
8851 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8853 * config/alpha/alpha-passes.def: New file.
8854 * config/alpha/t-alpha: New file.
8855 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8856 (make_pass_handle_trap_shadows): New prototype.
8857 (make_pass_align_insns): Ditto.
8858 * config/alpha/alpha.c (alpha_option_override): Don't register
8860 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8862 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8865 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8866 distinct __ibm128 IBM extended double type if long doubles are
8867 128-bits and the default format for long double is IEEE 128-bit.
8869 2016-10-11 Richard Biener <rguenther@suse.de>
8871 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8872 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8873 (verify_die): New function.
8874 (dwarf2out_finish): Call it.
8875 (output_line_info): Handle case of -gsplit-dwarf without
8876 DWARF2_ASM_LINE_DEBUG_INFO.
8878 2016-10-11 Richard Biener <rguenther@suse.de>
8881 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8882 sub-chains of BLOCK_VARS and gimple_bind_vars.
8884 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8886 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8888 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8890 * config/sparc/sparc.opt (msubxc): New option.
8891 * doc/invoke.texi (SPARC options): Document it and tidy up.
8892 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8893 * doc/tm.texi: Regenerate.
8894 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8896 (CCX_NOOV): Rename into...
8900 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8901 (fcc0_register_operand): Likewise.
8902 (icc_register_operand): New.
8903 (icc_or_fcc_register_operand): Simplify.
8904 (nz_comparison_operator): New.
8905 (c_comparison_operator): Likewise.
8906 (noov_compare_operator): Rename into...
8907 (icc_comparison_operator): ...this. Use above predicates.
8908 (noov_compare64_operator): Rename into...
8909 (v9_comparison_operator): ...this and tidy up.
8910 (fcc_comparison_operator): New.
8911 (icc_or_fcc_comparison_operator): Likewise.
8912 (v9_register_compare_operator): Rename info...
8913 (v9_register_comparison_operator): ...this.
8914 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8915 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8917 (sparc_fixed_condition_code_regs): New function.
8918 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8919 renaming and add support for CCC/CCXC.
8920 (output_cbranch): Likewise.
8921 (sparc_print_operand): Likewise.
8922 (gen_v9_scc): Remove obsolete assertion.
8923 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8924 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8925 (output_cbcond): Remove bogus handling of CC modes.
8926 (sparc_register_move_cost): Return 100 for NO_REGS.
8927 * config/sparc/sparc.md (W): New mode iterator.
8928 (length): Adjust for noov_compare64_operator renaming.
8929 (cmpsi_sne): New instruction.
8930 (cmpdi_sne): Likewise.
8931 (seqdi_special): Delete.
8932 (seqdi_special): Likewise.
8933 (snesi<P:mode>_special): Likewise.
8934 (snedi_special): Likewise.
8935 (snedi_special_vis3): Likewise.
8936 (snesi patterns): Use W iterator.
8937 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8938 (sltu patterns): Likewise.
8939 (sgeu patterns): Likewise.
8940 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8941 (normal_branch): Use icc_comparison_operator predicate.
8942 (inverted_branch): Likewise.
8943 (cbcond_sp32): Use comparison_operator predicate.
8944 (cbcond_sp64): Likewise.
8945 (normal_int_branch_sp64): Adjust for renaming
8946 (inverted_int_branch_sp64): Likewise.
8947 (mov<I:mode>_cc_reg_sp64): Likewise.
8948 (movsf_cc_reg_sp6): Likewise.
8949 (movdf_cc_reg_sp64): Likewise.
8950 (movtf_cc_reg_hq_sp64): Likewise.
8951 (movtf_cc_reg_sp64): Likewise.
8952 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8953 (movsf_cc_v9): Likewise.
8954 (movdf_cc_v9): Likewise.
8955 (movtf_cc_hq_v9): Likewise.
8956 (movtf_cc_v9): Likewise.
8957 (adddi3): Call gen_adddi3_sp32.
8958 (adddi3_insn_sp32): Rename to...
8959 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8960 and use CCCmode for the carry.
8961 (addx_extend_sp32): Use CCCmode for the carry.
8962 (addx_extend_sp64): Delete.
8963 (adddi3_extend_sp32): Use CCCmode for the carry.
8964 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8965 (subdi3): Call gen_subdi3_sp32.
8966 (subdi3_insn_sp32): Rename to...
8967 (subdi3_sp32): ...this and use CCmode for the carry.
8968 (subx_extend_sp32): Use CCCmode for the carry.
8969 (subx_extend_sp64): Delete.
8970 (subdi3_extend_sp32): Use CCmode for the carry.
8971 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8972 (negdi3): Call gen_negdi3_sp32.
8973 (negdi3_sp32): Use CCCmode for the carry.
8974 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8975 (cmp_nz_ashift_1): Use CCNZ mode.
8976 (cmp_nz_set_ashift_1): Likewise.
8977 (ctrapsi4): Use comparison_operator predicate.
8978 (ctrapdi4): Likewise.
8979 (trapsi_insn): Use icc_comparison_operator predicate.
8980 (trapdi_insn): Likewise.
8981 (edge8 patterns): Use CCNZmode.
8982 (edge16 patterns): Likewise.
8983 (edge32 patterns): Likewise.
8985 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8987 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8989 (CC_BTST): Rename into...
8991 * config/visium/predicates.md (real_add_operand): New.
8992 (visium_btst_operator): Rename into...
8993 (visium_equality_comparison_operator): ...this.
8994 (visium_noov_operator): Rename into...
8995 (visium_nz_comparison_operator): ...this.
8996 (visium_c_comparison_operator): New.
8997 (visium_branch_operator): Adjust and deal with all CC modes.
8998 * config/visium/visium.c (visium_adjust_cost): Adjust.
8999 (visium_split_double_add): Use the *_set_carry patterns.
9000 (visium_select_cc_mode): Add support for CCC mode and adjust.
9001 (output_cbranch): Adjust and use the carry-based operators for
9002 floating-point comparisons.
9003 * config/visium/visium.md (flags_subst_arith): Adjust.
9004 (addsi3_insn_set_carry): New instruction.
9005 (subsi3_insn_set_carry): Likewise.
9006 (negsi2_insn_set_carry): Likewise.
9008 (cmp<mode>_sne): Likewise.
9009 (cbranch<mode>4): Use ordered_comparison_operator.
9010 (cbranch<mode>4_insn): Likewise.
9011 (cbranchsi4_btst_insn): Adjust.
9013 2016-10-11 Tom de Vries <tom@codesourcery.com>
9016 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9019 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9021 * tree.h (build_complex_type): Add second parameter with default.
9022 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9023 recursive call. Create a TYPE_DECL only if NAMED is true.
9024 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9026 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9028 New avr-passes.def to register AVR specific passes.
9030 * config/avr/avr-passes.def: New file.
9031 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9032 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9033 (make_avr_pass_recompute_note): New proto.
9034 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9035 (avr_pass_recompute_notes): Use anonymous namespace.
9036 (avr_register_passes): Remove function...
9037 (avr_option_override): ...and its call.
9039 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9041 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9042 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9043 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9044 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9046 * config/mips/mips.c (mips_option_override): Enable the branch
9047 likely depending on the tune flags and optimization level.
9048 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9049 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9050 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9051 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9053 2016-10-11 Richard Biener <rguenther@suse.de>
9055 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9056 (output_function): Properly stream the whole block tree.
9057 * lto-streamer-in.c (input_function): Likewise.
9059 2016-10-11 Marek Polacek <polacek@redhat.com>
9061 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9063 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9065 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9066 (evrp_dom_walker::before_dom_children): Infer and push new value
9067 ranges for x in y < x.
9069 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9072 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9073 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9074 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9075 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9076 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9077 (IA64_NO_LIBGCC_TFMODE): Likewise.
9079 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9081 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9084 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9086 * config.gcc: Add aarch64-*-freebsd* support.
9087 * config.host: Likewise.
9088 * config/aarch64/aarch64-freebsd.h: New file.
9089 * config/aarch64/t-aarch64-freebsd: Ditto.
9091 2016-10-10 Jeff Law <law@redhat.com>
9093 PR tree-optimization/71947
9094 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9095 B with A within a single statement.
9097 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9099 PR tree-optimization/77824
9100 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9101 zero cost for copies.
9102 (find_candidates_dom_walker::before_dom_children): Replace
9103 MODIFY_EXPR with SSA_NAME.
9104 (replace_mult_candidate): Likewise.
9105 (replace_profitable_candidates): Likewise.
9107 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9109 * config/s390/s390.h: Wrap more macros args in brackets and fix
9111 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9113 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9115 2016-10-10 Andreas Schwab <schwab@suse.de>
9118 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9119 pseudo is not DImode.
9121 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9123 * common/config/arc/arc-common.c (arc_option_optimization_table):
9124 Remove compact casesi option.
9125 * config/arc/arc.c (arc_override_options): Use compact casesi
9126 option only for pre-ARCv2 cores.
9127 * doc/invoke.texi (mcompact-casesi): Update text.
9129 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9131 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9132 Add macro to say we can efficiently handle overlapping unaligned
9134 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9135 poor code for processors older than p8.
9137 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9139 * gen-pass-instances.awk: Remove GNUism.
9141 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9143 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9144 NULL of (*ipcp_transformations)][node->uid].
9146 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9148 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9149 (MALLOC_ABI_ALIGNMENT): Define.
9151 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9153 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9154 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9155 VAR_OR_FUNCTION_DECL_P macros.
9156 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9157 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9158 chkp_find_bounds_1): Likewise.
9159 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9160 * hsa-gen.c (get_symbol_for_decl): Likewise.
9161 * cgraphunit.c (check_global_declaration, analyze_functions,
9162 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9164 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9165 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9167 * tree.c (set_decl_section_name, copy_node_stat,
9168 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9169 merge_dllimport_decl_attributes, handle_dll_attribute,
9170 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9171 verify_type): Likewise.
9172 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9173 find_explicit_erroneous_behavior): Likewise.
9174 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9175 * ipa.c (process_references): Likewise.
9176 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9177 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9178 notice_global_symbol, assemble_variable, mark_decl_referenced,
9179 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9180 make_decl_one_only, default_section_type_flags,
9181 categorize_decl_for_section, default_encode_section_info): Likewise.
9182 * trans-mem.c (requires_barrier): Likewise.
9183 * gimple-expr.c (mark_addressable): Likewise.
9184 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9185 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9186 expand_debug_expr): Likewise.
9187 * tree-dump.c (dequeue_and_dump): Likewise.
9188 * ubsan.c (instrument_bool_enum_load): Likewise.
9189 * tree-pretty-print.c (print_declaration): Likewise.
9190 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9191 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9192 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9193 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9194 pass_build_ssa::execute): Likewise.
9195 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9196 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9198 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9200 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9201 can_be_nonlocal, remap_decls, copy_debug_stmt,
9202 initialize_inlined_parameters, add_local_variables,
9203 reset_debug_binding, replace_locals_op): Likewise.
9204 * dse.c (can_escape): Likewise.
9205 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9207 * tree-diagnostic.c (default_tree_printer): Likewise.
9208 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9209 unpack_ts_decl_with_vis_value_fields,
9210 lto_input_ts_decl_common_tree_pointers): Likewise.
9211 * builtins.c (builtin_save_expr, fold_builtin_expect,
9212 readonly_data_expr): Likewise.
9213 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9214 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9216 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9217 * gimplify.c (force_constant_size, gimplify_bind_expr,
9218 gimplify_decl_expr, gimplify_var_or_parm_decl,
9219 gimplify_compound_lval, gimplify_init_constructor,
9220 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9221 gimplify_type_sizes): Likewise.
9222 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9223 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9224 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9225 remove_unused_locals): Likewise.
9226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9227 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9228 * function.c (instantiate_expr, instantiate_decls_1,
9229 setjmp_vars_warning, add_local_decl): Likewise.
9230 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9232 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9233 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9234 optimize_va_list_gpr_fpr_size): Likewise.
9235 * tree-nrv.c (pass_nrv::execute): Likewise.
9236 * tsan.c (instrument_expr): Likewise.
9237 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9238 * vtable-verify.c (verify_bb_vtables): Likewise.
9239 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9240 get_ref_base_and_extent): Likewise.
9241 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9243 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9244 analyze_all_variable_accesses): Likewise.
9245 * tree-nested.c (get_nonlocal_debug_decl,
9246 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9247 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9248 get_local_debug_decl, convert_local_omp_clauses,
9249 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9251 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9252 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9253 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9254 dbxout_symbol, dbxout_common_check): Likewise.
9255 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9256 string_constant): Likewise.
9257 * hsa.c (hsa_get_declaration_name): Likewise.
9258 * passes.c (rest_of_decl_compilation): Likewise.
9259 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9260 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9261 pack_ts_decl_with_vis_value_fields,
9262 write_ts_decl_common_tree_pointers): Likewise.
9263 * stor-layout.c (place_field): Likewise.
9264 * symtab.c (symtab_node::maybe_create_reference,
9265 symtab_node::verify_base, symtab_node::make_decl_local,
9266 symtab_node::copy_visibility_from,
9267 symtab_node::can_increase_alignment_p): Likewise.
9268 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9269 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9270 fortran_common, add_location_or_const_value_attribute,
9271 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9272 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9273 optimize_one_addr_into_implicit_ptr,
9274 optimize_location_into_implicit_ptr): Likewise.
9275 * gimple-low.c (record_vars_into): Likewise.
9276 * ipa-visibility.c (update_vtable_references): Likewise.
9277 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9279 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9280 DFS::DFS_write_tree_body, write_symbol): Likewise.
9281 * langhooks.c (lhd_warn_unused_global_decl,
9282 lhd_set_decl_assembler_name): Likewise.
9283 * attribs.c (decl_attributes): Likewise.
9284 * except.c (output_ttype): Likewise.
9285 * varpool.c (varpool_node::get_create, ctor_for_folding,
9286 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9287 * fold-const.c (fold_unary_loc): Likewise.
9288 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9289 ipa_find_agg_cst_from_init): Likewise.
9290 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9291 expand_omp_target, lower_omp_regimplify_p,
9292 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9293 find_link_var_op): Likewise.
9294 * tree-chrec.c (chrec_contains_symbols): Likewise.
9295 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9296 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9297 execute_fixup_cfg): Likewise.
9299 PR tree-optimization/77901
9300 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9301 if ranges[i].exp is SSA_NAME when looking for >= and only when
9302 ranges[i].exp is NULL or SSA_NAME when looking for the other
9305 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9307 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9308 (ipcp_param_lattices): Remove field alignment.
9309 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9310 (set_all_contains_variable): Remove call to
9311 ipcp_alignment_lattice::set_to_bottom.
9312 (initialize_node_lattices): Likewise.
9313 (propagate_alignment_accross_jump_function): Remove.
9314 (propagate_constants_accross_call): Remove call to
9315 propagate_alignment_accross_jump_function.
9316 (ipcp_store_alignment_results): Remove.
9317 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9318 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9319 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9320 pretty-printing of alignment jump function.
9321 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9322 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9323 alignments and remove computing ipa_alignment jump function.
9324 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9325 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9326 (ipa_read_jump_function): Remove reading of ipa_alignment.
9327 (write_ipcp_transformation_info): Remove streaming for alignment
9328 propagation summary.
9329 (read_ipcp_transformation_info): Remove reading of alignment
9330 propagation summary.
9331 (ipcp_update_alignments): Remove.
9332 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9334 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9335 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9336 * ipa-prop.h (ipa_alignment): Remove.
9337 (ipa_jump_func): Remove field alignment.
9338 (ipcp_transformation_summary): Remove field alignments.
9339 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9340 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9341 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9343 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9345 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9347 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9349 (visium_expand_fp_cstore): Likewise.
9351 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9353 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9354 * diagnostic.c (warning_at_rich_loc_n): New function.
9355 (diagnostic_n_impl_richloc): Likewise.
9356 (diagnostic_n_impl): Move most of the function to
9357 diagnostic_n_impl_richloc and call it.
9359 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9361 * gen-pass-instances.awk: Rewritten.
9362 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9363 $(PASSES_EXTRA) after passes.def to the script.
9364 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9365 * config/i386/i386-passes.def: New file.
9366 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9367 make_pass_stv): Declare.
9368 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9370 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9372 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9373 (pass_stv::timode_p): New non-static data member.
9374 (ix86_option_override): Don't register passes here.
9376 * doc/invoke.texi: Document accepting Else, fallthrough.
9378 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9381 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9382 FALLTHRU comment styles.
9384 2016-10-07 Andrew Pinski <apinski@cavium.com>
9386 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9387 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9388 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9390 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9392 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9394 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9395 (AARCH64_ARCH): Likewise.
9396 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9398 (AARCH64_CORE): Likewise.
9399 (AARCH64_ARCH): Likewise.
9400 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9401 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9402 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9403 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9404 (AARCH64_ARCH): Likewise.
9405 (AARCH64_CORE): Likewise.
9406 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9407 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9408 (AARCH64_CORE): Likewise.
9409 (AARCH64_ARCH): Likewise.
9411 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9413 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9414 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9415 floating point type infrastructre, and -mfloat128 that enables the
9416 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9417 if -mfloat128-type. Define __ibm128 to be long double by default.
9418 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9419 the IEEE 128-bit floating point type infrastructure should
9420 automatically be enabled.
9421 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9422 instead of -mfloat128 to enable KFmode.
9423 (rs6000_option_override_internal): Split the option -mfloat128
9424 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9425 systems, automatically set -mfloat128-type, but don't enable it on
9426 other operating systems. Move setting the long double size and
9427 IEEE quad support before the IEEE 128-bit floating point changes.
9428 (rs6000_init_builtins): Do not create a unique type for __ibm128
9429 if long double is IBM extended double, instead rely on __ibm128
9430 being defined as 'long double'. If -mfloat128-type and not
9431 -mfloat128, create the KFmode type with an undocumented __ieee128
9433 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9434 -mfloat128 for tests about the types, but keep tests for
9435 -mfloat128 to enable the keyword support.
9436 (rs6000_complex_function_value): Likewise.
9437 (rs6000_scalar_mode_supported_p): Likewise.
9438 (rs6000_floatn_mode): Likewise.
9439 (rs6000_c_mode_for_suffix): Likewise.
9440 (rs6000_opt_masks): Add -mfloat128-type.
9441 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9442 -mfloat128-type being split from -mfloat128. Add
9443 -mfloat128-hardware, which was missing.
9444 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9445 -mfloat128 and -mfloat128-type:
9446 (-mfloat128-type): Likewise.
9447 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9448 that 64-bit Linux systems with enable -mfloat128-type by default
9450 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9451 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9452 -mfloat128-type instead of -mfloat128.
9453 (FLOAT128_2REG_P): Likewise.
9454 (MASK_FLOAT128_TYPE): Likewise.
9455 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9456 (RS6000_BTM_FLOAT128): Likewise.
9457 (TARGET_FLOAT128): Poison old identifiers.
9458 (OPTION_MASK_FLOAT128): Likewise.
9459 (MASK_FLOAT128): Likewise.
9460 * config/rs6000/rs6000.md (FP): Likewise.
9461 (FLOAT128): Likewise.
9462 (fix_trunc<mode>di2): Likewise.
9463 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9464 (floatdi<mode>2): Likewise.
9465 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9466 (neg<mode>2, FLOAT128 iterator): Likewise.
9467 (abs<mode>2, FLOAT128 iterator): Likewise.
9468 (ieee_128bit_negative_zero): Likewise.
9469 (ieee_128bit_vsx_neg<mode>2): Likewise.
9470 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9471 (ieee_128bit_vsx_abs<mode>2): Likewise.
9472 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9473 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9474 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9475 (extendiftf2): Likewise.
9476 (extendifkf2): Likewise.
9477 (extendtfkf2): Likewise.
9478 (trunciftf2): Likewise.
9479 (truncifkf2): Likewise.
9480 (trunckftf2): Likewise.
9481 (trunctfif2): Likewise.
9482 (extendkftf2): Likewise.
9483 (trunctfkf2): Likewise.
9485 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9487 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9488 before merging in bytes to pass down to real_from_target.
9490 2016-10-07 Richard Biener <rguenther@suse.de>
9492 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9494 (substitute_and_fold_dom_walker::before_dom_children):
9495 Substitute and fold before pass specific folding to avoid
9496 feeding that with SSA names that will be later released.
9497 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9498 introduced by folding and visited by evaluate_stmt called during
9500 (likely_value): Likewise.
9501 (evaluate_stmt): Likewise.
9502 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9503 (simplify_div_or_mod_using_ranges): Likewise.
9504 (simplify_min_or_max_using_ranges): Likewise.
9505 (simplify_abs_using_ranges): Likewise.
9506 (simplify_conversion_using_ranges): Likewise.
9507 (simplify_float_conversion_using_ranges): Likewise.
9508 (simplify_stmt_using_ranges): Likewise.
9510 2016-10-07 Marek Polacek <polacek@redhat.com>
9512 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9513 FALLTHROUGH_LABEL_P here...
9514 (warn_implicit_fallthrough_r): ...not here.
9516 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9518 PR tree-optimization/77880
9519 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9522 2016-10-07 Marek Polacek <polacek@redhat.com>
9525 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9527 2016-10-07 Richard Biener <rguenther@suse.de>
9529 * bitmap.h: Document constraints on bitmap modification while
9532 2016-10-07 Richard Biener <rguenther@suse.de>
9534 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9535 * bitmap.h (bmp_iter_set): When advancing to the next element
9536 check that we didn't remove the current one.
9537 (bmp_iter_and): Likewise.
9538 (bmp_iter_and_compl): Likewise.
9539 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9540 we currently iterate on but keep a one-level queue.
9541 * sched-deps.c (remove_from_deps): Do not clear current bit
9542 but keep a one-level queue.
9544 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9546 PR tree-optimization/77664
9547 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9548 for the other ranges.
9549 (optimize_range_tests_diff): Fix up formatting.
9550 (optimize_range_tests_var_bound): New function.
9551 (optimize_range_tests): Use it.
9553 2016-10-07 Martin Liska <mliska@suse.cz>
9555 * coverage.c (build_gcov_exit_decl): Fix priority what
9556 should be really 99.
9558 2016-10-07 Richard Biener <rguenther@suse.de>
9560 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9561 vars in gimple_bind_vars but not in BLOCK_VARS.
9563 2016-10-07 Richard Biener <rguenther@suse.de>
9565 PR tree-optimization/77879
9566 * tree-ssa-structalias.c (handle_const_call): Properly handle
9568 (handle_pure_call): Likewise.
9570 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9572 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9573 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9576 2016-10-06 Andrew Pinski <apinski@cavium.com>
9578 * config/aarch64/aarch64-cores.def: Add a comment before each
9581 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9583 PR tree-optimization/77862
9584 * tree-vrp.c (add_equivalence): Use get_value_range so that
9585 num_vr_values is checked before accessing vr_values.
9587 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9589 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9592 2016-10-05 Jeff Law <law@redhat.com>
9594 PR tree-optimization/71661
9595 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9596 removal of a forwarder exposes a new natural loop.
9598 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9600 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9601 Introduce ssesuffix variable.
9602 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9603 (*<code><mode>3): Ditto.
9605 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9607 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9610 2016-10-06 Richard Biener <rguenther@suse.de>
9612 PR tree-optimization/77855
9613 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9614 instead of removing the current item while iterating over the set
9617 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9618 Eric Botcazou <ebotcazou@adacore.com>
9621 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9622 (classify_registers): Don't set it
9623 (function_arg_slotno): Don't initialize and test it. Tidy up.
9625 2016-10-06 Richard Biener <rguenther@suse.de>
9627 PR tree-optimization/77839
9628 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9631 2016-10-06 Martin Liska <mliska@suse.cz>
9633 * gcc.c: Set -fprofile-update=atomic when profiling is
9634 enabled and -pthread is set. Warn when one combines
9635 -pthread and -fprofile-update=single for an app using
9638 2016-10-06 Martin Liska <mliska@suse.cz>
9641 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9642 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9643 Initialize a pointer to NULL.
9644 (slsr_process_copy): Likewise.
9645 * input.c (location_get_source_line): Likewise.
9646 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9648 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9650 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9651 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9652 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9653 * config.gcc: Deleted pcommitintrin.h
9654 * config/i386/pcommitintrin.h: Deleted file.
9655 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9656 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9658 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9660 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9661 (PTA_PCOMMIT): Deleted define.
9662 (ix86_option_override_internal): Deleted handle of option.
9663 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9664 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9665 __builtin_ia32_pcommit): Deleted.
9666 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9667 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9668 (pcommit): Deleted instruction.
9669 * config/i386/i386.opt: Mention -mpcommit deprecation.
9670 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9672 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9675 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9676 Remove wrong assert.
9677 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9678 Use <round_constraint> as operand 1 constraint.
9680 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9683 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9684 (ubsan_instrument_float_cast): And not here.
9687 * ubsan.c (ubsan_ids): New GTY(()) array.
9688 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9689 instead of static local counters.
9691 2016-10-05 Martin Sebor <msebor@redhat.com>
9694 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9695 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9696 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9697 (default_printf_pointer_format): Define function.
9698 * targhooks.c (linux_printf_pointer_format): Define new function.
9699 * targhooks.h (linux_printf_pointer_format): Declare.
9700 (gnu_libc_printf_pointer_format): Remove declaration.
9702 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9704 * fold-const.c (native_encode_real): Fix logic for selecting offset
9705 to write to when BYTES_BIG_ENDIAN.
9707 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9709 * builtins.c (fold_builtin_strchr): Remove function.
9710 (fold_builtin_strrchr): Likewise.
9711 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9712 * gimple-fold.c (target_char_cst_p): New function.
9713 (gimple_fold_builtin_strchr) Add more foldings.
9714 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9716 2016-10-05 Richard Biener <rguenther@suse.de>
9719 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9720 capture ids in c-exprs.
9722 2016-10-05 Richard Biener <rguenther@suse.de>
9725 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9726 with types_match for GIMPLE code gen to handle type mismatched
9728 (dt_operand::gen): Adjust.
9729 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9732 2016-10-05 Richard Biener <rguenther@suse.de>
9734 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9736 2016-10-05 Richard Biener <rguenther@suse.de>
9739 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9741 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9743 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9744 version check to protect only DW_TAG_imported_module generation.
9746 2016-10-05 Richard Biener <rguenther@suse.de>
9749 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9751 2016-10-04 Ian Lance Taylor <iant@golang.org>
9753 * explow.c (allocate_dynamic_stack_space): Call
9754 do_pending_stack_adjust before handling flag_split_stack.
9756 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9758 * genattrtab.c (make_internal_attr): Supply dummy column number to
9761 * genoutput.c (init_insn_for_nothing): Likewise.
9762 * gensupport.c (add_define_attr): Likewise.
9763 * read-md.c (message_at_1): Print column number.
9764 (fatal_with_file_and_line): Likewise.
9765 (rtx_reader::read_char): Track column numbers.
9766 (rtx_reader::unread_char): Likewise.
9767 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9768 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9769 (rtx_reader::handle_file): Initialize m_read_md_colno.
9770 (rtx_reader::get_current_location): Supply column number to
9772 * read-md.h (struct file_location): Add field "colno".
9773 (file_location::file_location): Likewise.
9774 (rtx_reader::get_colno): New accessor.
9775 (rtx_reader::m_read_md_colno): New field.
9776 (rtx_reader::m_last_line_colno): New field.
9778 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9780 * doc/extend.texi (Java Exceptions): Remove.
9781 (java_interface): Remove.
9783 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9785 PR tree-optimization/77808
9786 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9787 and addr are different before copying points-to information.
9789 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9792 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9793 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9794 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9796 2016-10-04 Richard Biener <rguenther@suse.de>
9798 PR tree-optimization/77399
9799 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9800 verify the target can convert.
9802 2016-10-04 Richard Biener <rguenther@suse.de>
9805 * explow.c (plus_constant): Verify the mode of the constant
9806 pool offset before calling plus_constant.
9808 2016-10-04 Richard Biener <rguenther@suse.de>
9811 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9812 type support, mark with :C.
9813 (X / -X -> -1): Mark with :C.
9815 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9817 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9818 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9819 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9820 * doc/tm.texi: Regenerated.
9821 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9822 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9823 * config/darwin.h (JCR_SECTION_NAME): Remove.
9824 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9825 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9826 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9827 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9828 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9829 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9831 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9833 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9834 between "because" and "param" in dump message in call to fprintf.
9836 2016-10-03 Jeff Law <law@redhat.com>
9838 PR tree-optimization/71550
9839 PR tree-optimization/71403
9840 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9841 (profitable_jump_thread_path): Also return boolean indicating if
9842 the realized path will create an irreducible loop.
9843 Remove loop depth tests from 71403.
9844 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9845 from 71403. If threading will create an irreducible loop, then
9846 throw away loop iteration and related information.
9848 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9850 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9851 -Woverloaded-virtual checks for warning options.
9852 * configure: Regenerate.
9854 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9856 PR preprocessor/77699
9857 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9858 (get_next_line): Return false on error.
9859 (read_next_line): Removed, use get_next_line instead.
9860 (read_line_num): Don't copy the line.
9861 (location_get_source_line): Don't use static data.
9862 (selftest::test_reading_source_line): Add more test cases.
9864 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9867 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9869 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9870 (noce_process_if_block): Use it.
9872 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9874 * doc/invoke.texi: Update -Wint-in-bool-context.
9876 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9878 * dwarf2out.c (output_fde, output_call_frame_info,
9879 dwarf2out_do_cfi_startproc, set_indirect_string,
9880 gen_internal_sym, output_die, output_line_info): Use
9881 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9882 ASM_GENERATE_INTERNAL_LABEL output.
9884 2016-10-01 Richard Biener <rguenther@suse.de>
9887 * genmatch.c (get_operand_type): Add operand position arg
9888 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9889 (expr::gen_transform): Adjust.
9890 (dt_simplify::gen_1): Likewise.
9892 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9894 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9895 comments. Simplify asserts, remove unnecessary conditions.
9897 (*<code><mode>3): Likewise.
9899 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9901 * doc/invoke.texi (-Wregister): Document.
9903 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9905 * configure.ac: Split CHECKING_P into CHECKING_P and
9906 ENABLE_EXTRA_CHECKING.
9907 * configure: Regenerated.
9908 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9909 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9911 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9914 * gcc.c (process_command): For @filename handling, output
9915 the correct name if the file does not exist.
9917 2016-09-30 Marek Polacek <polacek@redhat.com>
9919 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9920 * config/alpha/predicates.md: Likewise.
9922 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9924 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9925 (noce_process_if_block): Use it.
9927 2016-09-30 Martin Liska <mliska@suse.cz>
9929 * doc/invoke.texi: Document asan-use-after-return that
9930 it's disabled by default in runtime.
9932 2016-09-30 Richard Biener <rguenther@suse.de>
9934 * tree-vrp.c (intersect_ranges): If we failed to handle
9935 the intersection choose a constant singleton range if available.
9937 2016-09-30 Richard Biener <rguenther@suse.de>
9939 PR tree-optimization/77399
9940 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9941 float <-> int conversions.
9943 2016-09-30 Alan Modra <amodra@gmail.com>
9945 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9947 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9950 ext_level before calling CPUID with 0x80000008.
9951 Simplify xgetbv checks.
9953 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9955 * Makefile.in (OBJS): Add print-rtl-function.o.
9956 * print-rtl-function.c: New file.
9957 * print-rtl.h (print_rtx_function): New decl.
9959 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9962 * config/i386/cpuid.h (__get_cpuid_count): New.
9963 (__get_cpuid): Rename __level to __leaf.
9965 2016-09-29 Marek Polacek <polacek@redhat.com>
9967 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9969 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9972 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9973 result is only being compared with zero.
9975 2016-09-29 Marek Polacek <polacek@redhat.com>
9977 * dwarf2out.c (loc_descriptor): Add fall through comment.
9978 (add_const_value_attribute): Likewise.
9980 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9982 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9983 with "v6t2". Move "arch" attribute above "pool_range".
9984 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9986 (*thumb2_movhi_vfp): Likewise.
9987 (*arm_movhi_fp16): Likewise.
9988 (*thumb2_movhi_fp16): Likewise.
9989 (*arm_movsi_vfp): Remove "arch" attribute.
9990 (*thumb2_movsi_vfp): Likewise.
9992 2016-09-29 Martin Liska <mliska@suse.cz>
9994 * doc/extend.texi: Remove limitation of Objective C for
9995 __attribute__((constructor)) and __attribute__((destructor)).
9997 2016-09-29 Richard Biener <rguenther@suse.de>
9999 PR tree-optimization/77768
10000 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10001 Handle stores to readonly memory when removing redundant stores.
10003 2016-09-29 Richard Biener <rguenther@suse.de>
10005 PR middle-end/77407
10006 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10007 X / -X -> -1 simplifications.
10009 2016-09-29 Richard Biener <rguenther@suse.de>
10011 PR middle-end/55152
10012 * match.pd: Add max(a,-a) -> abs(a) pattern.
10013 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10014 HONOR_SIGNED_ZEROS types.
10016 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10018 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10019 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10021 2016-09-29 Richard Biener <rguenther@suse.de>
10023 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10024 writing to vr_const_varying.
10025 (vrp_initialize): Call it.
10026 (vrp_visit_stmt): Likewise.
10027 (evrp_dom_walker::before_dom_children): Likewise.
10029 2016-09-29 Richard Biener <rguenther@suse.de>
10031 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10032 constructors with vector elements.
10034 2016-09-29 Richard Biener <rguenther@suse.de>
10036 PR tree-optimization/77768
10037 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10038 with stores to a place we know has a constant value.
10040 2016-09-29 Alan Modra <amodra@gmail.com>
10042 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10043 * doc/invoke.texi: Document it.
10044 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10045 (rs6000_passes_float): Comment.
10046 (rs6000_passes_long_double): New static var.
10047 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10048 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10049 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10050 to include fp values returned in vectors.
10051 Set rs6000_passes_long_double.
10052 (rs6000_function_arg_advance_1): Likewise for function args.
10053 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10054 and SPE. Emit long double tag value too.
10055 (rs6000_opt_vars): Add gnu-attr.
10056 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10057 * configure: Regenerate.
10058 * config.in: Regenerate.
10060 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10062 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10064 (format_floating, format_string, format_directive,
10065 get_destination_size, pass_sprintf_length::handle_gimple_call):
10068 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10070 * gimple-ssa-sprintf.c: Fix comment formatting.
10071 (format_integer): Use is_gimple_assign.
10072 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10073 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10074 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10075 (pass_sprintf_length::execute): Use is_gimple_call.
10077 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10079 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10080 strchr, also try the generic folding.
10082 2016-09-28 Martin Sebor <msebor@redhat.com>
10085 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10088 2016-09-28 Martin Sebor <msebor@redhat.com>
10090 PR middle-end/77683
10091 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10092 length modifier is not expected.
10093 (format_floating): Ignore l length modifier and fail gracefuly
10094 when it isn't one of the other expected ones.
10096 2016-09-28 Martin Sebor <msebor@redhat.com>
10099 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10101 2016-09-27 Richard Biener <rguenther@suse.de>
10103 * dwarf2out.c (cu_die_list): New global.
10104 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10105 main_comp_unit_die to cu_die_list if we created it.
10106 Move break_out_includes ...
10107 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10110 2016-09-28 Richard Biener <rguenther@suse.de>
10112 * dwarf2out.c (struct die_struct): Add removed flag.
10113 (lookup_type_die): If the DIE is marked as removed, clear
10114 TYPE_SYMTAB_DIE and return NULL.
10115 (lookup_decl_die): If the DIE is marked as removed, remove it
10116 from the hash and return NULL.
10117 (mark_removed): New helper.
10118 (prune_unused_types_prune): Call it for removed DIEs.
10119 (gen_subprogram_die): Move the premark_used_types call to after
10120 DIEs for the functions scopes are generated.
10121 (process_scope_var): Do not re-create pruned types or type decls.
10122 Make sure to also re-parent type decls.
10123 (dwarf2out_finish): Move unused type pruning and debug_types
10125 (dwarf2out_early_finish): ... here.
10127 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10129 * config/arc/arc-c.c: New file.
10130 * config/arc/arc-c.def: Likewise.
10131 * config/arc/t-arc: Likewise.
10132 * config.gcc: Include arc-c.o as c and cpp object.
10133 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10134 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10135 arc_cpu_cpp_builtins.
10137 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10139 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10140 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10142 2016-09-28 Nathan Sidwell <nathan@acm.org>
10144 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10147 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10149 PR tree-optimization/61056
10150 * gimple-fold.c (gimple_fold_builtin_strchr):
10151 New function to optimize strchr (s, 0) to strlen.
10152 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10154 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10156 PR tree-optimization/77724
10157 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10158 Add tree_fits_shwi_p check.
10160 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10162 * auto-inc-dec.c (try_merge): Remove break after return.
10163 * cselib.c (autoinc_split): Likewise.
10164 * explow.c (promote_mode): Likewise.
10165 * fixed-value.c (fixed_arithmetic): Likewise.
10166 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10167 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10168 * trans-mem.c (get_attrs_for): Likewise.
10169 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10170 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10171 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10172 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10173 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10174 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10175 * config/cris/cris.c (cris_op_str): Likewise.
10176 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10177 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10179 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10181 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10182 IFN_GOACC_REDUCTION_CODES): New.
10183 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10184 ifn_goacc_reduction_kind): Use them.
10185 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10186 of internal functions, when applicable.
10188 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10190 * config/mips/constraints.md (d): Fix documentation.
10191 * doc/md.texi (Machine Constraints): Update accordingly.
10193 2016-09-27 Richard Biener <rguenther@suse.de>
10195 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10196 cur_line_info_table initialization ...
10197 (dwarf2out_assembly_start): ... here.
10199 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10201 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10202 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10203 (*thumb2_movhi_vfp): Likewise.
10204 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10205 template. Expand predicable attribute to mark VMOV.F16 as not
10206 predicable. Add "arch" attribute.
10207 (*thumb2_movhi_fp16): Likewise.
10208 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10209 (*thumb2_movsi_vfp): Add "arch" attribute.
10211 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10213 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10216 2016-09-27 Marek Polacek <polacek@redhat.com>
10218 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10221 * config/c6x/c6x.h: Adjust fall through comment.
10222 * config/sh/sh.c (final_prescan_insn): Likewise.
10223 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10224 (visium_expand_fp_cstore): Likewise.
10226 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10228 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10229 expected by -Wimplicit-fallthrough.
10230 (thumb1_size_rtx_costs): Likewise.
10231 (thumb2_reorg): Likewise.
10232 (tls_mentioned_p): Add "Fall through" comment.
10233 (thumb2_reorg): Likewise.
10234 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10235 comment form expected by -Wimplicit-fallthrough.
10237 2016-09-27 Martin Liska <mliska@suse.cz>
10239 PR gcov-profile/46266
10240 * input.h (RESERVED_LOCATION_P): New macro.
10241 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10242 instread of comparison with UNKNOWN_LOCATION.
10244 2016-09-27 Richard Biener <rguenther@suse.de>
10246 PR tree-optimization/77745
10247 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10248 When removing redundant stores make sure to check compatibility
10249 of the TBAA state for downstream accesses.
10250 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10251 value-numbering virtual operands for store matches.
10253 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10256 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10257 movrt patterns. Match them before anything else in the SET case.
10259 2016-09-27 Martin Liska <mliska@suse.cz>
10261 PR gcov-profile/7970
10262 PR gcov-profile/16855
10263 PR gcov-profile/44779
10264 * coverage.c (build_gcov_exit_decl): New function.
10265 (coverage_obj_init): Call the function and generate __gcov_exit
10267 * doc/gcov.texi: Document when __gcov_exit function is called.
10269 2016-09-27 Marek Polacek <polacek@redhat.com>
10272 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10273 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10274 -Wno-error instead of -Wno-implicit-fallthrough.
10276 2016-09-27 Martin Liska <mliska@suse.cz>
10279 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10281 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10283 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10284 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10285 comments. Remove break after return.
10286 (ix86_fp_compare_code_to_integer, has_dispatch,
10287 ix86_simd_clone_usable): Remove break after return.
10289 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10291 PR rlt-optimization/77714
10292 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10295 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10298 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10299 extract_range_from_unary_expr to convert value_range.
10300 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10301 (extract_range_from_unary_expr): This.
10302 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10304 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10306 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10308 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10310 * config/i386/i386.c (ix86_print_operand)
10311 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10312 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10313 (epilogue_renumber): Likewise.
10315 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10317 PR middle-end/77719
10318 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10319 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10321 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10323 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10324 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10325 is_mm_seq_cst, is_mm_sync): Move to ...
10326 * memmodel.h: This. New file.
10327 * builtins.c: Include memmodel.h.
10328 * optabs.c: Likewise.
10329 * tsan.c: Likewise.
10330 * config/aarch64/aarch64.c: Likewise.
10331 * config/alpha/alpha.c: Likewise.
10332 * config/arm/arm.c: Likewise.
10333 * config/i386/i386.c: Likewise.
10334 * config/ia64/ia64.c: Likewise.
10335 * config/mips/mips.c: Likewise.
10336 * config/rs6000/rs6000.c: Likewise.
10337 * config/sparc/sparc.c: Likewise.
10338 * genconditions.c: Include memmodel.h in generated file.
10339 * genemit.c: Likewise.
10340 * genoutput.c: Likewise.
10341 * genpeep.c: Likewise.
10342 * genpreds.c: Likewise.
10343 * genrecog.c: Likewise.
10345 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10347 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10348 "c" instead when parsing characters. Move operand parsing into...
10349 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10350 and tightening the scope of various locals.
10352 2016-09-26 Liu Hao <lh_mouse@126.com>
10354 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10356 2016-09-26 Marek Polacek <polacek@redhat.com>
10358 * system.h: Use __has_attribute to check whether the fallthrough
10359 attribute is supported.
10361 2016-09-26 Marek Polacek <polacek@redhat.com>
10363 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10364 gimple_call_internal_p.
10365 * ipa-split.c (find_return_bb): Likewise.
10366 (execute_split_functions): Likewise.
10367 * omp-low.c (dump_oacc_loop_part): Likewise.
10368 (oacc_loop_xform_head_tail): Likewise.
10369 * predict.c (predict_loops): Likewise.
10370 * sanopt.c (pass_sanopt::execute): Likewise.
10371 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10372 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10373 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10374 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10375 (expand_ifn_va_arg): Likewise.
10376 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10377 (optimize_mask_stores): Likewise.
10378 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10379 (vect_transform_stmt): Likewise.
10380 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10381 * tsan.c (instrument_memory_accesses): Likewise.
10383 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10384 Alexander Monakov <amonakov@ispras.ru>
10386 * regrename.c (rename_chains): Check
10387 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10388 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10389 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10391 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10393 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10394 (s390_sched_score): Likewise.
10396 2016-09-26 Martin Liska <mliska@suse.cz>
10398 * doc/gcov.texi: Update program output of gcov tool.
10400 2016-09-26 Martin Liska <mliska@suse.cz>
10402 PR gcov-profile/23332
10403 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10404 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10405 * value-prof.c (dump_histogram_value): Do not handle
10406 HIST_TYPE_CONST_DELTA.
10407 (stream_in_histogram_value): Likewise.
10408 (gimple_find_values_to_profile): Likewise.
10409 * value-prof.h (enum hist_type): Likewise.
10411 2016-09-26 Martin Liska <mliska@suse.cz>
10413 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10414 from default sanitize recover values.
10415 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10416 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10417 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10419 * opts.c (finish_options): Do a generic loop over options
10420 that can be recovered.
10421 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10423 (common_handle_option): Likewise.
10424 * opts.h: Declare can_recover to sanitizer_opts_s.
10426 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10428 * target.def(elf_flags_numeric): Change documentation to present tense.
10429 * doc/tm.texi: Regenerate.
10431 2016-09-26 Marek Polacek <polacek@redhat.com>
10434 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10435 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10436 -Wno-switch-fallthrough.
10437 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10438 (expand_builtin): Likewise.
10439 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10440 * convert.c (convert_to_real_1): Likewise.
10441 (convert_to_integer_1): Likewise.
10442 * final.c (output_alternate_entry_point): Likewise.
10443 * genattrtab.c (make_canonical): Likewise.
10444 (write_test_expr): Likewise.
10445 * genpreds.c (validate_exp): Likewise.
10446 * gimple-ssa-strength-reduction.c
10447 (find_candidates_dom_walker::before_dom_children): Likewise.
10448 * godump.c (go_format_type): Likewise.
10449 * reload1.c (elimination_effects): Likewise.
10450 * resource.c (mark_referenced_resources): Likewise.
10451 (mark_set_resources): Likewise.
10452 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10453 * varasm.c (output_addressed_constants): Likewise.
10455 2016-09-26 Marek Polacek <polacek@redhat.com>
10458 * common.opt (Wimplicit-fallthrough): New option.
10459 * doc/extend.texi: Document statement attributes and the fallthrough
10461 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10462 * gimple.h (gimple_call_internal_p): New function.
10463 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10464 (struct label_entry): New struct.
10465 (find_label_entry): New function.
10466 (case_label_p): New function.
10467 (collect_fallthrough_labels): New function.
10468 (last_stmt_in_scope): New function.
10469 (should_warn_for_implicit_fallthrough): New function.
10470 (warn_implicit_fallthrough_r): New function.
10471 (maybe_warn_implicit_fallthrough): New function.
10472 (expand_FALLTHROUGH_r): New function.
10473 (expand_FALLTHROUGH): New function.
10474 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10475 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10476 (gimplify_label_expr): New function.
10477 (gimplify_case_label_expr): Set location.
10478 (gimplify_expr): Call gimplify_label_expr.
10479 * internal-fn.c (expand_FALLTHROUGH): New function.
10480 * internal-fn.def (FALLTHROUGH): New internal function.
10481 * langhooks.c (lang_GNU_OBJC): New function.
10482 * langhooks.h (lang_GNU_OBJC): Declare.
10483 * system.h (gcc_fallthrough): Define.
10484 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10485 * tree.h (FALLTHROUGH_LABEL_P): Define.
10487 2016-09-26 Richard Biener <rguenther@suse.de>
10489 * dwarf2out.c (stripattributes): Remove unused function.
10490 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10491 Push dwarf_split_debug_info handling into init_sections_and_labels.
10492 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10493 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10494 (debug_macinfo_section_name): New global.
10495 (output_macinfo): Use debug_macinfo_section_name.
10496 (init_sections_and_labels): Split out section and label generation
10497 from dwarf2out_init. Set debug_macinfo_section_name.
10498 (dwarf2out_init): Move text section label generation and emission
10500 (dwarf2out_assembly_start): ... here.
10501 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10504 2016-09-26 Richard Biener <rguenther@suse.de>
10507 * cgraphunit.c (analyze_functions): Before early removing
10508 global vars calls the late_global_decl debug handler mark
10509 the variable as readonly.
10511 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10514 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10515 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10516 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10517 declare new overloads.
10518 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10521 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10523 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10524 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10526 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10528 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10529 * configure: Regenerate.
10531 2016-09-24 Marek Polacek <polacek@redhat.com>
10534 * doc/invoke.texi: Document -Wbool-operation.
10536 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10538 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10539 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10540 cmpmemsi pattern to do builtin expansion of memcmp ().
10541 (compute_current_alignment): Add helper function for
10542 expand_block_compare used to compute alignment as the compare proceeds.
10543 (select_block_compare_mode): Used by expand_block_compare to select
10544 the mode used for reading the next chunk of bytes in the compare.
10545 (do_load_for_compare): Used by expand_block_compare to emit the load
10546 insns for the compare.
10547 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10548 reference from expand_block_compare ().
10549 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10550 prototype for this function.
10551 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10552 target option for controlling how much code inline expansion of
10553 memcmp() will be allowed to generate.
10555 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10557 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10558 hook_bool_mode_false, hook_bool_mode_true,
10559 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10560 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10561 hook_bool_const_rtx_insn_const_rtx_insn_true,
10562 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10563 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10564 hook_bool_const_tree_hwi_hwi_const_tree_false,
10565 hook_bool_const_tree_hwi_hwi_const_tree_true,
10566 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10567 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10568 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10569 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10570 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10571 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10572 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10573 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10574 hook_bool_uintp_uintp_false,
10575 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10576 hook_rtx_tree_int_null, hook_uint_mode_0,
10577 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10578 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10579 hook_constcharptr_const_rtx_insn_null,
10580 hook_constcharptr_const_tree_const_tree_null,
10581 hook_constcharptr_int_const_tree_null,
10582 hook_constcharptr_int_const_tree_const_tree_null,
10583 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10584 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10585 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10587 * vec.h (vNULL): Extend comment to say = vNULL initialization
10588 isn't needed for static vars.
10590 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10591 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10592 = vNULL initialization of file scope vec.
10593 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10594 disabled_pass_uid_range_tab): Likewise.
10595 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10596 * tree-chkp-opt.c (check_infos): Likewise.
10597 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10599 * vec.h (vnull::operator vec): Add constexpr keyword for
10602 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10604 PR tree-optimization/77654
10605 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10606 to duplicate_ssa_name_ptr_info.
10608 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10610 PR preprocessor/77672
10611 * input.c (selftest::test_lexer_string_locations_simple): Update
10612 test to expect location information of the terminator character
10613 at the location of the final closing quote.
10614 (selftest::test_lexer_string_locations_hex): Likewise.
10615 (selftest::test_lexer_string_locations_oct): Likewise.
10616 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10617 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10618 (selftest::test_lexer_string_locations_ucn4): Likewise.
10619 (selftest::test_lexer_string_locations_ucn8): Likewise.
10620 (selftest::test_lexer_string_locations_u8): Likewise.
10621 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10622 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10623 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10624 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10625 (selftest::test_lexer_string_locations_macro): Likewise.
10626 (selftest::test_lexer_string_locations_long_line): Likewise.
10628 2016-09-23 Richard Biener <rguenther@suse.de>
10630 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10631 virtual definition to virtual use if the call devirtualizes
10632 to a const or pure function.
10633 (visit_use): Also visit calls we can devirtualize to a
10634 const or pure function.
10636 2016-09-23 Richard Biener <rguenther@suse.de>
10638 PR tree-optimization/77697
10639 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10640 signal error if we have sth ternary or unhandled.
10642 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10644 * config/arm/arm_neon.h (vabd_f16): New.
10678 (vcvt_f16_s16): New.
10679 (vcvt_f16_u16): New.
10680 (vcvt_s16_f16): New.
10681 (vcvt_u16_f16): New.
10682 (vcvtq_f16_s16): New.
10683 (vcvtq_f16_u16): New.
10684 (vcvtq_s16_f16): New.
10685 (vcvtq_u16_f16): New.
10686 (vcvta_s16_f16): New.
10687 (vcvta_u16_f16): New.
10688 (vcvtaq_s16_f16): New.
10689 (vcvtaq_u16_f16): New.
10690 (vcvtm_s16_f16): New.
10691 (vcvtm_u16_f16): New.
10692 (vcvtmq_s16_f16): New.
10693 (vcvtmq_u16_f16): New.
10694 (vcvtn_s16_f16): New.
10695 (vcvtn_u16_f16): New.
10696 (vcvtnq_s16_f16): New.
10697 (vcvtnq_u16_f16): New.
10698 (vcvtp_s16_f16): New.
10699 (vcvtp_u16_f16): New.
10700 (vcvtpq_s16_f16): New.
10701 (vcvtpq_u16_f16): New.
10702 (vcvt_n_f16_s16): New.
10703 (vcvt_n_f16_u16): New.
10704 (vcvtq_n_f16_s16): New.
10705 (vcvtq_n_f16_u16): New.
10706 (vcvt_n_s16_f16): New.
10707 (vcvt_n_u16_f16): New.
10708 (vcvtq_n_s16_f16): New.
10709 (vcvtq_n_u16_f16): New.
10717 (vmaxnmq_f16): New.
10721 (vminnmq_f16): New.
10723 (vmul_lane_f16): New.
10726 (vmulq_lane_f16): New.
10727 (vmulq_n_f16): New.
10734 (vrecpeq_f16): New.
10747 (vrsqrte_f16): New.
10748 (vrsqrteq_f16): New.
10750 (vrecpsq_f16): New.
10751 (vrsqrts_f16): New.
10752 (vrsqrtsq_f16): New.
10756 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10758 * config.gcc (extra_headers): Add arm_fp16.h
10759 * config/arm/arm_fp16.h: New.
10760 * config/arm/arm_neon.h: Include "arm_fp16.h".
10762 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10764 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10766 (vmulf): New (v8hf, v4hf variants).
10767 (vfma): New (v8hf, v4hf variants).
10768 (vfms): New (v8hf, v4hf variants).
10769 (vsub): New (v8hf, v4hf variants).
10770 (vcage): New (v8hf, v4hf variants).
10771 (vcagt): New (v8hf, v4hf variants).
10772 (vcale): New (v8hf, v4hf variants).
10773 (vcalt): New (v8hf, v4hf variants).
10774 (vceq): New (v8hf, v4hf variants).
10775 (vcgt): New (v8hf, v4hf variants).
10776 (vcge): New (v8hf, v4hf variants).
10777 (vcle): New (v8hf, v4hf variants).
10778 (vclt): New (v8hf, v4hf variants).
10779 (vceqz): New (v8hf, v4hf variants).
10780 (vcgez): New (v8hf, v4hf variants).
10781 (vcgtz): New (v8hf, v4hf variants).
10782 (vcltz): New (v8hf, v4hf variants).
10783 (vclez): New (v8hf, v4hf variants).
10784 (vabd): New (v8hf, v4hf variants).
10785 (vmaxf): New (v8hf, v4hf variants).
10786 (vmaxnm): New (v8hf, v4hf variants).
10787 (vminf): New (v8hf, v4hf variants).
10788 (vminnm): New (v8hf, v4hf variants).
10789 (vpmaxf): New (v4hf variant).
10790 (vpminf): New (v4hf variant).
10791 (vpadd): New (v4hf variant).
10792 (vrecps): New (v8hf, v4hf variants).
10793 (vrsqrts): New (v8hf, v4hf variants).
10794 (vabs): New (v8hf, v4hf variants).
10795 (vneg): New (v8hf, v4hf variants).
10796 (vrecpe): New (v8hf, v4hf variants).
10797 (vrnd): New (v8hf, v4hf variants).
10798 (vrnda): New (v8hf, v4hf variants).
10799 (vrndm): New (v8hf, v4hf variants).
10800 (vrndn): New (v8hf, v4hf variants).
10801 (vrndp): New (v8hf, v4hf variants).
10802 (vrndx): New (v8hf, v4hf variants).
10803 (vrsqrte): New (v8hf, v4hf variants).
10804 (vmul_lane): Add v4hf and v8hf variants.
10805 (vmul_n): Add v4hf and v8hf variants.
10806 (vext): New (v8hf, v4hf variants).
10807 (vcvts): New (v8hi, v4hi variants).
10808 (vcvts): New (v8hf, v4hf variants).
10809 (vcvtu): New (v8hi, v4hi variants).
10810 (vcvtu): New (v8hf, v4hf variants).
10811 (vcvts_n): New (v8hf, v4hf variants).
10812 (vcvtu_n): New (v8hi, v4hi variants).
10813 (vcvts_n): New (v8hi, v4hi variants).
10814 (vcvtu_n): New (v8hf, v4hf variants).
10815 (vbsl): New (v8hf, v4hf variants).
10816 (vcvtas): New (v8hf, v4hf variants).
10817 (vcvtau): New (v8hf, v4hf variants).
10818 (vcvtms): New (v8hf, v4hf variants).
10819 (vcvtmu): New (v8hf, v4hf variants).
10820 (vcvtns): New (v8hf, v4hf variants).
10821 (vcvtnu): New (v8hf, v4hf variants).
10822 (vcvtps): New (v8hf, v4hf variants).
10823 (vcvtpu): New (v8hf, v4hf variants).
10825 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10827 * config/arm/arm-builtins.c (hf_UP): New.
10829 (vfp_builtin_data): New. Update comment.
10830 (enum arm_builtins): Include "arm_vfp_builtins.def".
10831 (ARM_BUILTIN_VFP_PATTERN_START): New.
10832 (arm_init_vfp_builtins): New.
10833 (arm_init_builtins): Add arm_init_vfp_builtins.
10834 (arm_expand_vfp_builtin): New.
10835 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10837 * config/arm/arm_vfp_builtins.def: New file.
10838 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10839 (arm-builtins.o): Likewise.
10841 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10844 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10845 from constant while creating value range.
10847 2016-09-23 Renlin Li <renlin.li@arm.com>
10849 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10850 (ira_init_once): Here.
10852 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10853 Jakub Jelinek <jakub@redhat.com>
10855 * hooks.h (hook_uint_uintp_false): Rename to...
10856 (hook_bool_uint_uintp_false): ... this.
10857 * hooks.c (hook_uint_uintp_false): Rename to...
10858 (hook_bool_uint_uintp_false): ... this.
10859 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10860 instead of hook_uint_uintp_false.
10862 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10864 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10865 (arm_init_builtins): Move body of a loop to the standalone
10866 function arm_init_neon_builtin.
10867 (arm_expand_neon_builtin_1): New. Update comment. Function body
10868 moved from arm_neon_builtin with some white-space fixes.
10869 (arm_expand_neon_builtin): Move code into the standalone function
10870 arm_expand_neon_builtin_1.
10872 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10874 * config/arm/iterators.md (VCVTHI): New.
10875 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10876 (NEON_VAGLTE): New.
10877 (VFM_LANE_AS): New.
10879 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10880 (V_HALF): Add V4HF. Fix white-space.
10881 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10882 (V_s_elem): Likewise.
10883 (V_sz_elem): Fix white-space.
10884 (V_elem_ch): Likewise.
10886 (scalar_mul_constraint): Add V8HF and V4HF.
10887 (Is_float_mode): Fix white-space.
10888 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10889 (q): Add HF. Fix white-space.
10892 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10893 (neon_vfm_lane_as): New.
10894 * config/arm/neon.md (add<mode>3_fp16): New.
10895 (sub<mode>3_fp16): New.
10896 (mul<mode>3add<mode>_neon): New.
10897 (fma<VH:mode>4_intrinsic): New.
10898 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10899 (fmsub<VH:mode>4_intrinsic): New.
10900 (<absneg_str><mode>2): New.
10901 (neon_v<absneg_str><mode>): New.
10902 (neon_v<fp16_rnd_str><mode>): New.
10903 (neon_vrsqrte<mode>): New.
10904 (neon_vpaddv4hf): New.
10905 (neon_vadd<mode>): New.
10906 (neon_vsub<mode>): New.
10907 (neon_vmulf<mode>): New.
10908 (neon_vfma<VH:mode>): New.
10909 (neon_vfms<VH:mode>): New.
10910 (neon_vc<cmp_op><mode>): New.
10911 (neon_vc<cmp_op><mode>_fp16insn): New
10912 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10913 (neon_vca<cmp_op><mode>): New.
10914 (neon_vca<cmp_op><mode>_fp16insn): New.
10915 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10916 (neon_vc<cmp_op>z<mode>): New.
10917 (neon_vabd<mode>): New.
10918 (neon_v<maxmin>f<mode>): New.
10919 (neon_vp<maxmin>fv4hf: New.
10920 (neon_<fmaxmin_op><mode>): New.
10921 (neon_vrecps<mode>): New.
10922 (neon_vrsqrts<mode>): New.
10923 (neon_vrecpe<mode>): New (VH variant).
10924 (neon_vdup_lane<mode>_internal): New.
10925 (neon_vdup_lane<mode>): New.
10926 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10927 (neon_vcvt<sup><mode>): New (VH variant).
10928 (neon_vcvt<sup>_n<mode>): New (VH variant).
10929 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10930 (neon_vcvt<vcvth_op><sup><mode>): New.
10931 (neon_vmul_lane<mode>): New.
10932 (neon_vmul_n<mode>): New.
10933 * config/arm/unspecs.md (UNSPEC_VCALE): New
10934 (UNSPEC_VCALT): New.
10935 (UNSPEC_VFMA_LANE): New.
10936 (UNSPECS_VFMS_LANE): New.
10938 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10940 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10941 ("*extzv<mode><clobbercc_or_nocc>"):
10942 Correct a typo in a comment.
10944 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10945 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10946 ("*insv<mode>_zEC12_appendbitsleft")
10947 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10948 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10949 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10950 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10951 Provide pattern with operands switched.
10952 ("*pre_z10_extv<mode>"):
10953 Use new subst patterns.
10954 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10955 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10956 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10957 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10958 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10959 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10960 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10962 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10963 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10964 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10966 ("SINT"): New mode_iterator with SI, HI, QI.
10967 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10968 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10971 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10973 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10974 new interface of s390_contiguous_bitmask_p.
10975 ("contiguous_bitmask_nowrap_operand"): New predicate.
10976 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10977 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10978 of s390_contiguous_bitmask_p.
10979 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10980 ("NxxSw"): New constraint.
10981 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10982 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10984 (s390_contiguous_bitmask_nowrap_p): Export.
10985 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10986 former s390_contiguous_bitmask_p.
10987 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10988 detect contiguous bit ranges with wraparound. Change signature to
10989 return START and END position instead of POS and LENGTH.
10990 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10991 ranges with wraparound.
10992 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10993 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10994 Adapt to new signature of s390_contiguous_bitmask_p.
10996 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10998 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10999 (create_intersect_range_checks): New.
11000 (vect_create_cond_for_alias_checks): Call above function.
11002 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11004 * config/arm/iterators.md (Code iterators): Fix some white-space
11008 (FCVT): Moved from vfp.md.
11009 (VCVT_HF_US_N): New.
11010 (VCVT_SI_US_N): New.
11015 (FCVTI32typename): Moved from vfp.md.
11016 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11017 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11018 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11019 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11020 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11022 (fp16_rnd_str): New.
11023 (fp16_rnd_insn): New.
11024 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11025 (UNSPEC_VCVT_HF_U_N): New.
11026 (UNSPEC_VCVT_SI_S_N): New.
11027 (UNSPEC_VCVT_SI_U_N): New.
11028 (UNSPEC_VCVTH_S): New.
11029 (UNSPEC_VCVTH_U): New.
11030 (UNSPEC_VCVTA_S): New.
11031 (UNSPEC_VCVTA_U): New.
11032 (UNSPEC_VCVTM_S): New.
11033 (UNSPEC_VCVTM_U): New.
11034 (UNSPEC_VCVTN_S): New.
11035 (UNSPEC_VCVTN_U): New.
11036 (UNSPEC_VCVTP_S): New.
11037 (UNSPEC_VCVTP_U): New.
11038 (UNSPEC_VCVTP_S): New.
11039 (UNSPEC_VCVTP_U): New.
11040 (UNSPEC_VRND): New.
11041 (UNSPEC_VRNDA): New.
11042 (UNSPEC_VRNDI): New.
11043 (UNSPEC_VRNDM): New.
11044 (UNSPEC_VRNDN): New.
11045 (UNSPEC_VRNDP): New.
11046 (UNSPEC_VRNDX): New.
11047 * config/arm/vfp.md (<absneg_str>hf2): New.
11048 (neon_vabshf): New.
11049 (neon_v<fp16_rnd_str>hf): New.
11050 (neon_vrndihf): New.
11055 (*mulsf3neghf_vfp): New.
11056 (*negmulhf3_vfp): New.
11057 (*mulsf3addhf_vfp): New.
11058 (*mulhf3subhf_vfp): New.
11059 (*mulhf3neghfaddhf_vfp): New.
11060 (*mulhf3neghfsubhf_vfp): New.
11062 (neon_vfmahf): New.
11063 (fmsubhf4_fp16): New.
11064 (neon_vfmshf): New.
11067 (neon_vsqrthf): New.
11068 (neon_vrsqrtshf): New.
11069 (FCVT): Move to iterators.md.
11070 (FCVTI32typename): Likewise.
11071 (neon_vcvth<sup>hf): New.
11072 (neon_vcvth<sup>si): New.
11073 (neon_vcvth<sup>_nhf_unspec): New.
11074 (neon_vcvth<sup>_nhf): New.
11075 (neon_vcvth<sup>_nsi_unspec): New.
11076 (neon_vcvth<sup>_nsi): New.
11077 (neon_vcvt<vcvth_op>h<sup>si): New.
11078 (neon_<fmaxmin_op>hf): New.
11080 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11082 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11083 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11084 ("*insv<mode>_zEC12_appendbitsleft")
11085 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11086 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11088 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11090 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11091 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11092 construct values without normalization.
11093 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11094 static local lhs_ops to vNULL.
11096 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11097 Jiong Wang <jiong.wang@arm.com>
11099 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11100 available when FP16 instructions are available.
11101 (output_move_vfp): Add support for 16-bit data moves.
11102 (arm_validize_comparison): Fix some white-space. Support HFmode
11103 by conversion to SFmode.
11104 * config/arm/arm.md (truncdfhf2): Fix a comment.
11105 (extendhfdf2): Likewise.
11107 (movsicc): Fix some white-space.
11109 (movsfcc): Fix some white-space.
11111 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11112 instructions are available.
11113 (*thumb2_movhi_vfp): Likewise.
11114 (*arm_movhi_fp16): New.
11115 (*thumb2_movhi_fp16): New.
11116 (*movhf_vfp_fp16): New.
11117 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11118 (*movhf_vfp): Likewise.
11119 (extendhfsf2): Enable when VFP FP16 instructions are available.
11120 (truncsfhf2): Enable when VFP FP16 instructions are available.
11122 2016-09-23 Martin Liska <mliska@suse.cz>
11124 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11126 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11128 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11130 (arm_evpc_neon_vtrn): Likewise.
11131 (arm_evpc_neon_vrev): Likewise.
11132 (arm_evpc_neon_vext): Likewise.
11133 * config/arm/arm_neon.h (vbsl_f16): New.
11136 (vdupq_n_f16): New.
11137 (vdup_lane_f16): New.
11138 (vdupq_lane_f16): New.
11142 (vmovq_n_f16): New.
11144 (vrev64q_f16): New.
11151 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11152 (vdup_lane): New (v8hf, v4hf variants).
11153 (vext): New (v8hf, v4hf variants).
11154 (vbsl): New (v8hf, v4hf variants).
11155 * config/arm/iterators.md (VDQWH): New.
11157 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11158 (Scalar_mul_8_16): Fix white-space.
11159 (Is_d_reg): Add V4HF and V8HF.
11160 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11161 (neon_vdup_lane<mode>): New.
11162 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11163 (*neon_vtrn<mode>_insn): Likewise.
11164 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11165 (*neon_vzip<mode>_insn): Likewise
11166 (neon_vuzp<mode>_internal): Likewise.
11167 (*neon_vuzp<mode>_insn): Likewise
11168 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11170 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11171 Matthew Wahab <matthew.wahab@arm.com>
11173 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11174 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11175 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11176 available. Also fix some white-space.
11177 * config/arm/vfp.md (*arm_movhi_vfp): New.
11178 (*thumb2_movhi_vfp): New.
11180 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11182 * config/arm/arm-c.c (arm_cpu_builtins): Define
11183 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11184 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11186 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11188 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11189 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11190 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11191 arm_v8_2a_fp16_neon_hw.
11192 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11195 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11197 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11198 arm_fp16_alternative_ok and arm_fp16_none_ok.
11200 2016-09-23 Martin Liska <mliska@suse.cz>
11202 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11204 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11206 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11207 ("armv8.2-a"): New.
11208 ("armv8.2-a+fp16"): New.
11209 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11210 (FL2_FP16INST): New.
11211 (FL2_FOR_ARCH8_2A): New.
11212 * config/arm/arm-tables.opt: Regenerate.
11213 * config/arm/arm.c (arm_arch8_2): New.
11214 (arm_fp16_inst): New.
11215 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11216 for incompatible fp16-format settings.
11217 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11218 (TARGET_NEON_FP16INST): New.
11219 (arm_arch8_2): Declare.
11220 (arm_fp16_inst): Declare.
11221 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11222 march=armv8.2-a and march=armv8.2-a+fp16.
11223 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11224 and armv8.2-a+fp16.
11225 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11226 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11228 2016-09-23 Martin Liska <mliska@suse.cz>
11230 * doc/extend.texi: Remove fused-madd from i386 target options.
11232 2016-09-23 Martin Liska <mliska@suse.cz>
11234 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11237 2016-09-23 Martin Liska <mliska@suse.cz>
11239 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11242 2016-09-23 Martin Liska <mliska@suse.cz>
11245 * config/i386/i386.c (ix86_option_override_internal): Change
11246 signature and return false when there's an error related to
11248 (release_options_strings): New function.
11249 (ix86_valid_target_attribute_tree): Call the function.
11251 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11253 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11254 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11255 (gen_hsa_ctor_assignment): Likewise.
11256 * print-tree.c (print_node): Likewise.
11257 * tree-dump.c (dequeue_and_dump): Likewise.
11258 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11259 * expr.c (store_constructor): Likewise.
11260 * fold-const.c (operand_equal_p): Likewise.
11261 * tree-pretty-print.c (dump_generic_node): Likewise.
11262 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11263 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11265 2016-09-23 Richard Biener <rguenther@suse.de>
11267 * hooks.h (hook_uint_uintp_false): Declare.
11269 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11271 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11272 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11274 2016-09-22 Martin Sebor <msebor@redhat.com>
11277 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11278 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11279 (target_int_min): Correct computation.
11280 (format_integer): Use long long as the argument for the ll length
11282 (format_floating): Use target_int_max().
11283 (get_string_length): Same.
11284 (format_string): Avoid setting the bounded flag for strings
11286 (try_substitute_return_value): Avoid setting range info when
11287 the result isn't bounded.
11288 * varasm.c (assemble_name): Increase buffer size.
11290 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11291 Terry Guo <terry.guo@arm.com>
11293 * target.def (elf_flags_numeric): New target hook.
11294 * targhooks.h (default_asm_elf_flags_numeric): New.
11295 * varasm.c (default_asm_elf_flags_numeric): New.
11296 (default_elf_asm_named_section): Use new target hook.
11297 * config/arm/arm.opt (mpure-code): New.
11298 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11299 * config/arm/arm.c (arm_asm_init_sections): Add section
11300 attribute to default text section if -mpure-code.
11301 (arm_option_check_internal): Diagnose use of option with
11302 non supported targets and/or options.
11303 (arm_asm_elf_flags_numeric): New.
11304 (arm_function_section): New.
11305 (arm_elf_section_type_flags): New.
11306 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11308 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11309 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11311 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11313 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11315 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11317 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11318 * rtl.h: Adjust prototype.
11320 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11322 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11323 (prev_active_insn): Likewise.
11324 (active_insn_p): Likewise.
11325 * rtl.h: Adjust prototypes.
11326 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11327 * config/arc/arc.md: Likewise.
11328 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11329 (branch_needs_nop_p): Likewise.
11330 (use_skip_p): Likewise.
11331 * config/sh/sh.c (gen_block_redirect): Likewise.
11332 (split_branches): Likewise.
11333 * reorg.c (optimize_skip): Likewise.
11334 (fill_simple_delay_slots): Likewise.
11335 (fill_slots_from_thread): Likewise.
11336 (relax_delay_slots): Likewise.
11337 * resource.c (mark_target_live_regs): Likewise.
11339 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11341 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11342 type to rtx_insn *.
11343 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11344 (prev_nonnote_nondebug_insn): Likewise.
11345 * config/cris/cris-protos.h: Adjust prototype.
11347 * jump.c (rtx_renumbered_equal_p): Adjust.
11349 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11351 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11352 * rtl.h: Adjust prototype.
11353 * config/sh/sh.md: Adjust.
11354 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11356 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11358 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11359 (prev_nondebug_insn): Likewise.
11360 * loop-doloop.c (doloop_condition_get): Likewise.
11361 * rtl.h: Adjust prototype.
11362 * cfgloop.h: Likewise.
11364 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11366 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11367 (prev_nonnote_insn): Likewise.
11368 * jump.c (reversed_comparison_code_parts): Likewise.
11369 (reversed_comparison): Likewise.
11370 * rtl.h: Adjust prototypes.
11371 * config/arc/arc.md: Adjust.
11372 * cse.c (find_comparison_args): Likewise.
11373 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11374 (fix_reg_dead_note): Change argument type to rtx_insn *.
11375 (delete_prior_computation): Likewise.
11376 (delete_computation): Likewise.
11377 (fill_slots_from_thread): Adjust.
11378 (relax_delay_slots): Likewise.
11379 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11380 (simplify_relational_operation_1): Likewise.
11381 (simplify_ternary_operation): Likewise.
11383 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11385 * config/arc/arc-protos.h (arc_label_align): Change type of
11386 variables from rtx to rtx_insn *.
11387 * config/arc/arc.c (arc_label_align): Likewise.
11388 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11389 * config/bfin/bfin.c (workaround_speculation): Likewise.
11390 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11391 (find_last_same_clock): Likewise.
11392 (reorg_split_calls): Likewise.
11393 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11394 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11395 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11396 (same_cmp_following_p): Likewise.
11397 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11398 (same_cmp_following_p): Likwise.
11399 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11400 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11401 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11402 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11403 (rl78_alloc_physical_registers_cmp): Likewise.
11404 (rl78_alloc_physical_registers_umul): Likewise.
11405 (rl78_calculate_death_notes): Likewise.
11406 * config/s390/s390-protos.h (s390_label_align): Likewise.
11407 * config/s390/s390.c (s390_label_align): Likewise.
11408 * config/sh/sh.c (barrier_align): Likewise.
11409 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11410 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11411 (emit_cbcond_nop): Likewise.
11413 2016-09-22 Martin Liska <mliska@suse.cz>
11416 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11417 alias address matters, not necessarily address of original.
11419 2016-09-22 Richard Biener <rguenther@suse.de>
11421 PR middle-end/77697
11422 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11425 2016-09-22 Richard Biener <rguenther@suse.de>
11427 PR middle-end/77677
11428 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11429 from constant folding results.
11430 (gimple_resimplify2): Likewise.
11431 (gimple_resimplify3): Likewise.
11433 2016-09-22 Richard Biener <rguenther@suse.de>
11435 PR middle-end/77678
11436 * expr.c (expand_expr_real_1): Guard array access against negative
11439 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11441 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11443 (format_floating): Likewise.
11445 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11448 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11449 for all IFN_GOMP_SIMD_* internal fns, not just for
11450 IFN_GOMP_SIMD_ORDERED_*.
11452 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11455 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11456 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11457 instructions when you want to invert the test.
11458 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11459 correct order for XXSEL.
11460 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11461 for using XSCMP{EQ,GT,GE}DP.
11463 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11465 * genconstants.c (main): Introduce noop_reader and convert call
11466 to read_md_files to a method call.
11467 * genenums.c (main): Likewise.
11468 * genmddeps.c (main): Likewise.
11469 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11470 rtx_reader_ptr->get_top_level_filename ().
11471 (write_tm_preds_h): Likewise.
11472 (write_insn_preds_c): Likewise.
11473 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11474 (rtx_handle_directive): Convert to...
11475 (gen_reader::handle_unknown_directive): ...this.
11476 (init_rtx_reader_args_cb): Convert return type from bool to
11477 rtx_reader *. Create a gen_reader instance, using it for the
11478 call to read_md_files. Return it if no errors occur.
11479 (init_rtx_reader_args): Convert return type from bool to
11481 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11482 (init_rtx_reader_args_cb): Likewise.
11483 * read-md.c (struct file_name_list): Move to class rtx_reader.
11484 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11485 (read_md_filename): Delete in favor of
11486 rtx_reader::m_read_md_filename.
11487 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11488 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11489 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11490 (first_dir_md_include): Delete in favor of
11491 rtx_reader::m_first_dir_md_include.
11492 (last_dir_md_include_ptr): Delete in favor of
11493 rtx_reader::m_last_dir_md_include_ptr.
11494 (max_include_len): Delete.
11495 (rtx_reader_ptr): New.
11496 (fatal_with_file_and_line): Use get_filename and get_lineno
11497 accessors of rtx_reader_ptr.
11498 (require_char_ws): Likewise.
11499 (rtx_reader::read_char): New method, based on ::read_char.
11500 (rtx_reader::unread_char): New method, based on ::unread_char.
11501 (read_escape): Use get_filename and get_lineno accessors of
11503 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11504 (read_string): Use get_filename and get_lineno accessors of
11506 (rtx_reader::rtx_reader): New ctor.
11507 (rtx_reader::~rtx_reader): New dtor.
11508 (handle_include): Convert from a function to...
11509 (rtx_reader::handle_include): ...this method, converting
11510 handle_directive from a callback to a virtual function.
11511 (handle_file): Likewise, converting to...
11512 (rtx_reader::handle_file): ...this method.
11513 (handle_toplevel_file): Likewise, converting to...
11514 (rtx_reader::handle_toplevel_file): ...this method.
11515 (rtx_reader::get_current_location): New method.
11516 (parse_include): Convert from a function to...
11517 (rtx_reader::add_include_path): ...this method, dropping redundant
11518 update to unused max_include_len.
11519 (read_md_files): Convert from a function to...
11520 (rtx_reader::read_md_files): ...this method, converting
11521 handle_directive from a callback to a virtual function.
11522 (noop_reader::handle_unknown_directive): New method.
11523 * read-md.h (directive_handler_t): Delete this typedef.
11524 (in_fname): Delete.
11525 (read_md_file): Delete.
11526 (read_md_lineno): Delete.
11527 (read_md_filename): Delete.
11528 (class rtx_reader): New class.
11529 (rtx_reader_ptr): New decl.
11530 (class noop_reader): New subclass of rtx_reader.
11531 (read_char): Reimplement in terms of rtx_reader::read_char.
11532 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11533 (read_md_files): Delete.
11534 * read-rtl.c (read_rtx_code): Update for deletion of globals
11535 read_md_filename and read_md_lineno.
11537 2016-09-21 Jason Merrill <jason@redhat.com>
11539 * input.h (from_macro_definition_at): New.
11541 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11543 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11545 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11547 PR tree-optimization/77550
11548 * tree-vect-stmts.c (create_array_ref): Change parameters.
11549 (get_group_alias_ptr_type): New function.
11550 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11552 2016-09-21 Marek Polacek <polacek@redhat.com>
11554 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11555 Add falls through comment.
11557 2016-09-21 Richard Biener <rguenther@suse.de>
11559 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11560 (replace_child): Likewise.
11561 (remove_child_TAG): Adjust.
11562 (move_marked_base_types): Likewise.
11563 (prune_unused_types_prune): Clear die_sib of removed children.
11565 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11568 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11569 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11571 2016-09-21 Richard Biener <rguenther@suse.de>
11573 PR tree-optimization/77648
11574 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11576 (make_transitive_closure_constraints): Adjust comment.
11577 (make_any_offset_constraints): New function.
11578 (handle_rhs_call): Make sure to first expand a pointer to all
11579 subfields before transitively closing it.
11580 (handle_const_call): Likewise. Properly expand returned
11582 (handle_pure_call): Likewise.
11584 2016-09-21 Richard Biener <rguenther@suse.de>
11585 Jakub Jelinek <jakub@redhat.com>
11587 PR tree-optimization/77621
11588 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11589 group at non-vectorizable stmts.
11591 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11593 PR tree-optimization/72835
11594 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11595 (make_new_ssa_for_all_defs): Likewise.
11596 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11598 2016-09-20 Martin Sebor <msebor@redhat.com>
11600 PR middle-end/49905
11601 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11602 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11603 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11604 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11605 * config/sol2.c (solaris_printf_pointer_format): New function.
11606 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11608 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11609 * doc/tm.texi: Regenerate.
11610 * gimple-fold.h (get_range_strlen): New function.
11611 (get_maxval_strlen): Declare existing function.
11612 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11613 maximum and minimum.
11614 (get_range_strlen): Define overload.
11615 (get_maxval_strlen): Adjust.
11616 * gimple-ssa-sprintf.c: New file and pass.
11617 * passes.def (pass_sprintf_length): Add new pass.
11618 * targhooks.h (default_printf_pointer_format): Declare new function.
11619 (gnu_libc_printf_pointer_format): Same.
11620 (solaris_libc_printf_pointer_format): Same.
11621 * targhooks.c (default_printf_pointer_format): Define new function.
11622 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11623 * print-tree.c: Increase buffer size.
11625 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11627 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11629 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11631 * common.opt: New option -fipa-vrp.
11632 * ipa-cp.c (ipa_get_vr_lat): New.
11633 (ipcp_vr_lattice::print): Likewise.
11634 (print_all_lattices): Call ipcp_vr_lattice::print.
11635 (ipcp_vr_lattice::meet_with): New.
11636 (ipcp_vr_lattice::meet_with_1): Likewise.
11637 (ipcp_vr_lattice::top_p): Likewise.
11638 (ipcp_vr_lattice::bottom_p): Likewsie.
11639 (ipcp_vr_lattice::set_to_bottom): Likewise.
11640 (set_all_contains_variable): Call VR set_to_bottom.
11641 (initialize_node_lattices): Init VR lattices.
11642 (propagate_vr_accross_jump_function): New.
11643 (propagate_constants_accross_call): Call
11644 propagate_vr_accross_jump_function.
11645 (ipcp_store_vr_results): New.
11646 (ipcp_driver): Handle VR.
11647 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11648 (ipa_set_jf_unknown): Likewise.
11649 (ipa_compute_jump_functions_for_edge): Likewise.
11650 (ipa_node_params_t::duplicate): Likewise.
11651 (ipa_write_jump_function): Likewise.
11652 (ipa_read_jump_function): Likewise.
11653 (write_ipcp_transformation_info): Likewise.
11654 (read_ipcp_transformation_info): Likewise.
11655 (ipcp_update_vr): New.
11656 (ipcp_transform_function): Handle VR.
11657 * ipa-prop.h (struct ipa_vr): New.
11658 * cgraph.c: Include tree-vrp.h.
11659 * cgraphunit.c: Likewise.
11660 * ipa-utils.c: Likewise.
11662 * opts.c: Likewise.
11663 * toplev.c: Likewise.
11664 * ipa-devirt.c: Likewise.
11665 * ipa-inline-transform.c: Likewise.
11666 * ipa-inline.c: Likewise.
11667 * ipa-profile.c: Likewise.
11669 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11671 * doc/invoke.texi: Document -fdump-tree-evrp.
11672 * passes.def: Define new pass_early_vrp.
11673 * timevar.def: Define new TV_TREE_EARLY_VRP.
11674 * tree-pass.h (make_pass_early_vrp): New.
11675 * tree-ssa-propagate.c: Make replace_uses_in non static.
11676 * tree-ssa-propagate.h: Export replace_uses_in.
11677 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11678 (extract_range_from_assert): Factor out
11679 extract_range_for_var_from_comparison_expr.
11680 (vrp_initialize_lattice): New.
11681 (vrp_initialize): Factor out vrp_initialize_lattice.
11682 (vrp_valueize): Fix it to reject complex value ranges.
11683 (vrp_free_lattice): New.
11684 (evrp_dom_walker::before_dom_children): Likewise.
11685 (evrp_dom_walker::after_dom_children): Likewise.
11686 (evrp_dom_walker::push_value_range): Likewise.
11687 (evrp_dom_walker::pop_value_range): Likewise.
11688 (execute_early_vrp): Likewise.
11689 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11690 (make_pass_early_vrp): New.
11692 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11694 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11695 instead of exact_log2.
11697 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11700 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11701 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11702 (ix86_add_stmt_cost): Penalize DFmode vector operations
11703 for !TARGET_VECTORIZE_DOUBLE.
11705 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11707 * doc/invoke.texi (Warning Options): Simplify language.
11708 (Optimize Options): Complete sentence.
11710 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11712 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11715 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11718 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11719 inits on power8 and above, use the VMRGEW instruction instead of a
11722 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11723 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11726 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11728 * config/aarch64/arm_neon.h
11729 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11730 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11731 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11733 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11735 * config/var/vax.h (ELIMINABLE_REGS): Define.
11736 (INITIAL_ELIMINATION_OFFSET): Define.
11738 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11740 PR middle-end/77624
11741 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11742 cast to void * if the cast is from some other pointer type.
11744 2016-09-20 Richard Biener <rguenther@suse.de>
11746 PR tree-optimization/77646
11747 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11750 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11752 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11753 attributes to all inlined functions and make them extern.
11755 2016-09-20 Richard Biener <rguenther@suse.de>
11757 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11759 * debug.c (do_nothing_debug_hooks): Adjust.
11760 * dbxout.c (dbx_debug_hooks): Likewise.
11761 * sdbout.c (sdb_debug_hooks): Likewise.
11762 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11763 (dwarf2out_finish): Move producer, filename and
11764 path annotation ...
11765 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11766 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11768 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11771 * doc/invoke.texi: Document -Wint-in-bool-context.
11773 PR middle-end/77421
11774 * dwarf2out.c (output_loc_operands): Fix an assertion.
11776 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11778 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11779 (CR_DECIMAL_DIG): New macro.
11781 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11783 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11786 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11788 PR rtl-optimization/77416
11789 * lra-remat.c (operand_to_remat): Process hard coded insn
11792 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11794 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11795 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11797 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11799 * target.def (lra_p): Wordsmithing.
11800 * doc/tm.texi: Regenerate.
11802 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11803 Jan Hubicka <jh@suse.cz>
11806 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11807 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11808 Call ultimate_alias_target just once, not up to 4 times.
11810 2016-09-19 Richard Biener <rguenther@suse.de>
11812 * dwarf2out.c (early_dwarf_finished): New global.
11813 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11815 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11816 if called from LTO exit early.
11817 (dwarf2out_late_global_decl): When being during the early
11818 debug phase do not add locations but only const value attributes.
11819 Adjust the way we generate early DIEs for LTO.
11821 2016-09-19 Richard Biener <rguenther@suse.de>
11823 PR middle-end/77605
11824 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11825 proper niter to bound the loops.
11827 2016-09-19 Richard Biener <rguenther@suse.de>
11829 PR tree-optimization/77514
11830 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11831 search for folded stmt.
11833 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11835 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11836 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11837 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11838 fsm_find_thread_path, profitable_jump_thread_path,
11839 fsm_find_control_statement_thread_paths,
11840 find_jump_threads_backwards): Add speed_p parameter.
11841 (pass_data_early_thread_jumps): New pass.
11842 (make_pass_early_thread_jumps): New function.
11844 2016-09-17 Andreas Schwab <schwab@suse.de>
11846 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11847 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11849 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11851 * recog.c (rest_of_handle_split_after_reload): Delete.
11852 (pass_split_after_reload::gate): New method.
11853 (pass_split_after_reload::execute): Call split_all_insns directly.
11855 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11857 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11858 parameters for functions taking long long arguments.
11860 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11863 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11864 splat with truncate.
11866 2016-09-16 Jason Merrill <jason@redhat.com>
11868 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11870 * hwint.c (exact_log2): Use pow2p_hwi.
11871 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11872 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11873 * builtins.c (get_object_alignment_2, get_object_alignment)
11874 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11876 * calls.c (compute_argument_addresses, store_one_arg): Use
11878 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11879 * combine.c (force_to_mode): Use least_bit_hwi.
11880 (contains_muldiv, find_split_point, combine_simplify_rtx)
11881 (simplify_if_then_else, simplify_set, force_to_mode)
11882 (if_then_else_cond, simplify_and_const_int_1)
11883 (simplify_compare_const): Use pow2p_hwi.
11884 * cse.c (fold_rtx): Use pow2p_hwi.
11885 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11887 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11888 (init_expmed_one_conv): Use pow2p_hwi.
11889 * expr.c (is_aligning_offset): Use pow2p_hwi.
11890 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11891 (fold_binary_loc): Use pow2p_hwi.
11892 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11893 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11894 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11895 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11897 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11898 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11899 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11900 * omp-low.c (oacc_loop_fixed_partitions)
11901 (oacc_loop_auto_partitions): Use least_bit_hwi.
11902 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11903 * stor-layout.c (place_field): Use least_bit_hwi.
11904 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11905 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11906 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11907 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11908 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11909 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11910 (vect_grouped_store_supported, vect_grouped_load_supported)
11911 (vect_permute_load_chain, vect_shift_permute_load_chain)
11912 (vect_transform_grouped_load): Use pow2p_hwi.
11913 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11914 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11915 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11917 * tsan.c (instrument_expr): Use least_bit_hwi.
11918 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11920 2016-09-16 Andreas Schwab <schwab@suse.de>
11922 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11923 OFFSET, not offset.
11924 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11926 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11929 * combine.c (rest_of_handle_combine): If any edges have been purged,
11930 free dominators if available.
11932 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11933 Eric Botcazou <ebotcazou@adacore.com>
11935 PR middle-end/77594
11936 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11937 through into expand_addsub_overflow after expand_neg_overflow.
11939 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11941 * diagnostic-show-locus.c
11942 (selftest::test_fixit_insert_containing_newline): New function.
11943 (selftest::test_fixit_replace_containing_newline): New function.
11944 (selftest::diagnostic_show_locus_c_tests): Call the above.
11946 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11948 PR tree-optimization/77503
11949 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11950 code for CONST_COND_REDUCTION at analysis stage and use it at
11952 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11953 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11954 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11957 2016-09-15 Richard Biener <rguenther@suse.de>
11959 PR middle-end/77544
11960 * fold-const.c (split_tree): Do not split constant ~X.
11962 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11964 PR rtl-optimization/77425
11965 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11968 PR middle-end/77475
11969 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11970 use %qs instead of %s where desirable, use argument instead of arg in
11971 the diagnostic wording, add list of supported strategies and
11973 (ix86_option_override_internal): Emit target("m...") instead of
11974 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11975 -march/-mtune option diagnostic. Add list of supported arches/tunings
11976 and spellcheck hint. Remove prefix, suffix and sw variables, use
11977 main_args_p ? "..." : "..." in diagnostics to make translation
11980 2016-09-15 Richard Biener <rguenther@suse.de>
11982 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11983 extra offset argument.
11984 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11985 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11986 to reflect new offset parameter.
11987 * doc/tm.texi: Regenerate.
11988 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11989 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11991 (darwin_asm_output_dwarf_offset): Likewise.
11992 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11994 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11995 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11996 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11998 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12001 * ipa-icf.c (set_alias_uids): New function.
12002 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12003 all the merged variable's referring aliases.
12005 2016-09-15 Richard Biener <rguenther@suse.de>
12007 PR tree-optimization/77514
12008 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12009 only forced_stmts sequence.
12011 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12013 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12014 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12015 FOR_EACH_SSA_NAME to iterate over SSA variables.
12016 (pass_expand::execute): Likewise.
12017 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12018 * tree-cfg.c (dump_function_to_file): Likewise.
12019 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12020 (update_ssa): Likewise.
12021 * tree-ssa-alias.c (dump_alias_info): Likewise.
12022 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12023 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12024 (create_outofssa_var_map): Likewise.
12025 (coalesce_ssa_name): Likewise.
12026 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12027 * tree-ssa-pre.c (compute_avail): Likewise.
12028 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12029 (scc_vn_restore_ssa_info): Likewise.
12030 (free_scc_vn): Likwise.
12031 (run_scc_vn): Likewise.
12032 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12033 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12034 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12035 * tree-ssa.c (verify_ssa): Likewise.
12037 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12039 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12040 and mips64r2 as default 32-bit and 64-bit architectures.
12041 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12042 as default 32-bit and 64-bit architectures.
12044 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12046 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12049 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12051 * target.def (lra_p): Change commentary (for the manual) for the
12053 * doc/tm.texi: Regenerate.
12055 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12057 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12058 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12059 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12060 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12062 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12064 * targhooks.c (default_lra_p): Return true instead of false.
12066 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12068 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12069 hook_bool_void_false.
12070 * config/avr/avr.c: Ditto.
12071 * config/bfin/bfin.c: Ditto.
12072 * config/c6x/c6x.c: Ditto.
12073 * config/cr16/cr16.c: Ditto.
12074 * config/cris/cris.c: Ditto.
12075 * config/epiphany/epiphany.c: Ditto.
12076 * config/fr30/fr30.c: Ditto.
12077 * config/frv/frv.c: Ditto.
12078 * config/h8300/h8300.c: Ditto.
12079 * config/ia64/ia64.c: Ditto.
12080 * config/iq2000/iq2000.c: Ditto.
12081 * config/lm32/lm32.c: Ditto.
12082 * config/m32c/m32c.c: Ditto.
12083 * config/m32r/m32r.c: Ditto.
12084 * config/m68k/m68k.c: Ditto.
12085 * config/mcore/mcore.c: Ditto.
12086 * config/microblaze/microblaze.c: Ditto.
12087 * config/mmix/mmix.c: Ditto.
12088 * config/mn10300/mn10300.c: Ditto.
12089 * config/moxie/moxie.c: Ditto.
12090 * config/msp430/msp430.c: Ditto.
12091 * config/nios2/nios2.c: Ditto.
12092 * config/nvptx/nvptx.c: Ditto.
12093 * config/pa/pa.c: Ditto.
12094 * config/pdp11/pdp11.c: Ditto.
12095 * config/rl78/rl78.c: Ditto.
12096 * config/sparc/sparc.c: Ditto.
12097 * config/spu/spu.c: Ditto.
12098 * config/stormy16/stormy16.c: Ditto.
12099 * config/tilegx/tilegx.c: Ditto.
12100 * config/tilepro/tilepro.c: Ditto.
12101 * config/v850/v850.c: Ditto.
12102 * config/vax/vax.c: Ditto.
12103 * config/visium/visium.c: Ditto.
12104 * config/xtensa/xtensa.c: Ditto.
12106 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12109 * tsan.c: Include target.h.
12110 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12111 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12112 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12113 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12114 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12116 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12117 Martin Liska <mliska@suse.cz>
12119 PR middle-end/77574
12120 * predict.c (force_edge_cold): Add braces to a condition.
12122 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12124 PR rtl-optimization/77289
12125 * lra-constraints.c (get_final_hard_regno): Removed.
12126 (get_hard_regno): Add new parameter final_p.
12127 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12128 (operands_match_p): Adjust call to get_hard_regno.
12129 (uses_hard_regs_p): Likewise.
12130 (process_alt_operands): Likewise.
12132 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12135 * config/msp430/msp430.c (msp430_start_function): Emit an error
12136 if a function is both weak and specifies an interrupt number.
12138 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12140 PR tree-optimization/77454
12141 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12142 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12145 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12147 * config/aarch64/aarch64-builtins.c
12148 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12150 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12152 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12153 SFmode and SCmode arguments by reference.
12155 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12157 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12159 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12160 for renaming of add_fixit_insert to add_fixit_insert_before.
12161 (selftest::test_one_liner_fixit_insert_after): New function.
12162 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12163 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12164 (selftest::test_one_liner_many_fixits): Likewise.
12165 (selftest::test_diagnostic_show_locus_one_liner): Update for
12166 renaming, call new test function.
12167 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12168 renaming of add_fixit_insert to add_fixit_insert_before.
12169 (selftest::test_fixit_consolidation): Likewise.
12170 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12172 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12173 (selftest::test_applying_fixits_insert_before): ...this.
12174 (selftest::test_applying_fixits_insert): Update for renaming of
12175 add_fixit_insert to add_fixit_insert_before.
12176 (selftest::test_applying_fixits_insert_after): New function.
12177 (selftest::test_applying_fixits_insert_after_at_line_end): New
12179 (selftest::test_applying_fixits_insert_after_failure): New function.
12180 (selftest::test_applying_fixits_multiple): Update for renaming of
12181 add_fixit_insert to add_fixit_insert_before.
12182 (selftest::change_line): Likewise.
12183 (selftest::test_applying_fixits_unreadable_file): Likewise.
12184 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12185 (selftest::test_applying_fixits_column_validation): Likewise.
12186 (selftest::test_applying_fixits_column_validation): Likewise.
12187 (selftest::edit_context_c_tests): Update for renamed test function;
12188 call new test functions.
12190 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12192 PR tree-optimization/77536
12193 PR rtl-optimization/68212
12194 * config/rs6000/rs6000.md (div->recip splitter): Remove
12195 optimize_insn_for_speed_p condition.
12197 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12199 * optabs.c (prepare_cmp_insn): Update documentation comment.
12201 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12202 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12204 PR middle-end/77475
12205 * opts.h (candidates_list_and_hint): Declare.
12206 * opts-common.c (candidates_list_and_hint): New function.
12207 (cmdline_handle_error): Use it.
12209 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12211 * edit-context.c (edited_line::get_len): New accessor.
12212 (edited_file::print_diff): Split out hunk-printing into...
12213 (edited_file::print_diff_hunk): New method.
12214 (edited_file::print_diff_line): New method.
12216 2016-09-12 Andrew Pinski <apinski@cavium.com>
12218 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12220 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12221 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12222 (aarch64_operands_ok_for_ldpstp): Return false if
12223 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12224 was SImode and the alignment is less than 8 byte.
12225 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12227 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12230 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12232 2016-09-12 Marek Polacek <polacek@redhat.com>
12234 * doc/extend.texi: Use lowercase "boolean".
12235 * doc/invoke.texi: Likewise.
12236 * doc/md.texi: Likewise.
12237 * target.def: Likewise.
12238 * doc/tm.texi: Regenerated.
12240 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12242 PR middle-end/77426
12243 * expmed.c (synth_mult): Delete duplicate mode check.
12245 2016-09-10 Tom de Vries <tom@codesourcery.com>
12248 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12250 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12251 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12253 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12255 PR rtl-optimization/77289
12256 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12257 register numbers. Remove support for subregs.
12258 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12259 (get_reg_class): Delete removed get_final_hard_regno() argument.
12260 (uses_hard_regs_p): Call get_final_hard_regno().
12262 2016-09-09 Martin Sebor <msebor@redhat.com>
12266 * pretty-print.c (pp_quoted_string): New function.
12267 (pp_format): Call it for %c and %s directives.
12269 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12271 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12272 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12273 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12274 * target.def (frame_pointer_required, can_eliminate): Likewise.
12275 * doc/tm.texi: Regenerated.
12276 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12278 * df-scan.c (df_hard_reg_init): Likewise.
12279 * ira.c (ira_setup_eliminable_regset): Likewise.
12280 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12281 init_elim_table): Likewise.
12282 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12283 set_initial_elim_offsets, update_eliminables,
12284 init_elim_table): Likewise.
12285 * rtlanal.c (get_initial_register_offset): Likewise.
12286 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12287 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12288 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12289 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12290 * config/fr30/fr30.h: Fix comment.
12291 * config/frv/frv.c: Likewise.
12292 * config/frv/frv.h: Likewise.
12293 * config/ft32/ft32.h: Likewise.
12294 * config/visium/visium.h: Likewise.
12295 * config/pa/pa64-linux.h: Likewise.
12296 * config/v850/v850.h: Likewise.
12297 * config/cris/cris.c: Likewise.
12298 * config/ia64/ia64.h: Likewise.
12299 * config/moxie/moxie.h: Likewise.
12300 * config/m32r/m32r.h: Likewise.
12302 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12305 * config.in: Regenerate.
12306 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12308 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12309 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12310 static-libmpxwrappers case.
12311 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12312 MPX_LD_AS_NEEDED_GUARD_POP.
12313 * configure: Regenerate.
12314 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12315 defined if linker support "--push-state"/"--pop-state".
12317 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12319 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12321 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12323 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12324 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12325 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12326 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12327 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12328 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12329 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12331 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12332 width macros from TS 18661-1.
12333 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12335 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12338 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12339 OMP_CLAUSE_SAFELEN_EXPR.
12341 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12343 * Makefile.in (OBJS): Add substring-locations.o.
12344 * langhooks-def.h (class substring_loc): New forward decl.
12345 (lhd_get_substring_location): New decl.
12346 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12347 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12348 * langhooks.c (lhd_get_substring_location): New function.
12349 * langhooks.h (class substring_loc): New forward decl.
12350 (struct lang_hooks): Add field get_substring_location.
12351 * substring-locations.c: New file, taking definition of
12352 format_warning_va and format_warning_at_substring from
12353 c-family/c-format.c, making them non-static.
12354 * substring-locations.h (class substring_loc): Move class here
12355 from c-family/c-common.h. Add and rewrite comments.
12356 (format_warning_va): New decl.
12357 (format_warning_at_substring): New decl.
12358 (get_source_location_for_substring): Add comment.
12360 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12362 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12363 to avoid -Wnarrowing warning.
12364 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12365 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12367 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12369 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12370 Avoid use of base_offset if offset already in range.
12372 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12374 * config/sh/sh-protos.h (struct sh_atomic_model,
12375 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12376 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12377 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12378 * config/sh/sh.h (struct sh_atomic_model,
12379 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12380 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12381 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12382 Guard with __cplusplus.
12384 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12387 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12388 unsupported or unknown ISA, use expand_call.
12390 2016-09-06 Martin Liska <mliska@suse.cz>
12392 PR gcov-profile/77378
12393 PR gcov-profile/77466
12394 * tree-profile.c (tree_profiling): Detect whether target can use
12395 -fprofile-update=atomic.
12397 2016-09-06 Richard Biener <rguenther@suse.de>
12399 PR tree-optimization/77479
12400 * tree-vrp.c (update_value_range): Extend overflow handling to
12403 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12406 * config/i386/i386.md (isa): Add x64_avx512bw.
12407 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12408 (kmov_isa): New mode attr.
12409 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12410 (*zero_extend<mode>si2): Likewise.
12411 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12413 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12415 * doc/invoke.texi (SPU Options): nops -> NOPs.
12416 (x86 Options): Ditto.
12418 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12420 PR middle-end/77475
12421 * toplev.c (process_options): Temporarily set input_location
12422 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12424 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12426 PR rtl-optimization/77452
12427 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12428 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12430 2016-09-05 Marek Polacek <polacek@redhat.com>
12433 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12435 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12438 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12439 *insn_out == '*' test. Don't copy unnecessary to yet another
12440 memory buffer, and don't leak it.
12442 PR rtl-optimization/77425
12443 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12445 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12447 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12449 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12451 * common.opt (fdiagnostics-generate-patch): New option.
12452 * diagnostic.c: Include "edit-context.h".
12453 (diagnostic_initialize): Initialize context->edit_context_ptr.
12454 (diagnostic_finish): Delete context->edit_context_ptr.
12455 (diagnostic_report_diagnostic): Add fix-it hints from the
12456 diagnostic to context->edit_context_ptr, if any.
12457 * diagnostic.h (class edit_context): Add forward decl.
12458 (struct diagnostic_context): Add field "edit_context_ptr".
12459 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12460 -fdiagnostics-generate-patch.
12461 (-fdiagnostics-generate-patch): New item.
12462 * toplev.c: Include "edit-context.h".
12463 (process_options): Set global_dc->edit_context_ptr to a new
12464 edit_context if the options need one.
12465 (toplev::main): Handle -fdiagnostics-generate-patch by using
12466 global_dc->edit_context_ptr.
12468 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12471 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12472 map and firstprivate clauses on target construct for _Atomic
12474 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12475 on target construct for _Atomic qualified decls.
12476 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12478 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12479 _Atomic qualified arguments not mentioned in uniform clause.
12481 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12483 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12484 * diagnostic-color.c (color_dict): Add "diff-filename",
12485 "diff-hunk", "diff-delete", and "diff-insert".
12486 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12487 to reflect above changes.
12488 * doc/invoke.texi (-fdiagnostics-color): Update description of
12489 default GCC_COLORS, and of the supported capabilities.
12490 * edit-context.c: New file.
12491 * edit-context.h: New file.
12492 * input.c (struct fcache): Add field "missing_trailing_newline".
12493 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12495 (add_file_to_cache_tab): Likewise.
12496 (fcache::fcache): Likewise.
12497 (get_next_line): Update c->missing_trailing_newline.
12498 (location_missing_trailing_newline): New function.
12499 * input.h (location_missing_trailing_newline): New decl.
12500 * selftest-run-tests.c (selftest::run_tests): Call
12501 edit_context_c_tests.
12502 * selftest.h (edit_context_c_tests): New decl.
12504 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12505 Richard Biener <rguenth@suse.de>
12507 PR tree-optimization/77444
12508 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12509 as steptype, remove redundant initialization.
12511 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12514 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12515 (sanopt_optimize_walker): Optimize away
12516 __asan_before_dynamic_init (...) followed by
12517 __asan_after_dynamic_init () without intervening memory loads/stores.
12518 * ipa-pure-const.c (special_builtin_state): Handle
12519 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12520 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12522 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12524 * cfg.c (free_original_copy_tables): Replace second assignment of
12525 bb_copy = NULL by bb_original = NULL.
12527 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12530 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12531 assignment added in r216794.
12533 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12535 * Makefile.in (OBJS): Add typed-splay-tree.o.
12536 * selftest-run-tests.c (selftest::run_tests): Call
12537 typed_splay_tree_c_tests.
12538 * selftest.h (typed_splay_tree_c_tests): New decl.
12539 * typed-splay-tree.c: New file.
12540 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12541 (typed_splay_tree::max): New method.
12542 (typed_splay_tree::min): New method.
12543 (typed_splay_tree::foreach): New method.
12544 (typed_splay_tree::closure): New struct.
12545 (typed_splay_tree::inner_foreach_fn): New function.
12547 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12549 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12550 -fipa-cp-bit to -fipa-bit-cp.
12552 2016-09-01 Martin Sebor <msebor@redhat.com>
12554 PR tree-optimization/71831
12555 * tree-object-size.h: Return bool instead of the size and add
12556 argument for the size.
12557 * tree-object-size.c (compute_object_offset): Update signature.
12558 (addr_object_size): Same.
12559 (compute_builtin_object_size): Return bool instead of the size
12560 and add argument for the size. Handle POINTER_PLUS_EXPR when
12561 optimization is disabled.
12562 (expr_object_size): Adjust.
12563 (plus_stmt_object_size): Adjust.
12564 (pass_object_sizes::execute): Adjust.
12565 * builtins.c (fold_builtin_object_size): Adjust.
12566 * doc/extend.texi (Object Size Checking): Update.
12567 * ubsan.c (instrument_object_size): Adjust.
12569 2016-09-01 Martin Sebor <msebor@redhat.com>
12571 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12572 it fits the output of the formatted function regardless of its
12574 * genmodes.c (parser::parse_expr): Same.
12575 * gimplify.c (gimplify_asm_expr): Same.
12576 * passes.c (pass_manager::register_one_dump_file): Same.
12577 * print-tree.c (print_node): Same.
12579 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12581 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12583 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12585 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12587 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12589 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12590 * config/rs6000/vector.md: Ditto.
12591 * config/rs6000/vsx.md: Ditto.
12593 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12595 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12596 first in all cases.
12598 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12600 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12601 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12602 *return_and_restore_gpregs_<mode>_r11,
12603 *return_and_restore_gpregs_<mode>_r12,
12604 *return_and_restore_gpregs_<mode>_r1,
12605 *return_and_restore_fpregs_<mode>_r11,
12606 *return_and_restore_fpregs_<mode>_r12,
12607 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12608 directly instead of via the "l" constraint. Renumber operands.
12611 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12613 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12614 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12615 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12616 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12617 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12618 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12619 *call_value_nonlocal_darwin64, reload_macho_picbase,
12620 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12621 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12622 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12623 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12624 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12625 *save_fpregs_<mode>_r1): Ditto.
12626 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12627 *return_and_restore_gpregs_spe): Ditto.
12629 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12631 * config/rs6000/rs6000.md
12632 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12633 the use of the link register.
12634 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12636 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12637 Michael Meissner <meissner@linux.vnet.ibm.com>
12640 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12641 reg+reg addressing for TImode.
12642 (rs6000_legitimate_address_p): Only allow register indirect
12643 addressing for TImode, even without TARGET_QUAD_MEMORY.
12645 2016-09-01 Richard Biener <rguenther@suse.de>
12647 PR middle-end/77436
12648 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12649 check whether the result fits the desired result type.
12651 2016-09-01 Nathan Sidwell <nathan@acm.org>
12653 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12655 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12657 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12659 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12661 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12663 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12664 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12665 for comparisons of integer ZERO_EXTEND against zero.
12667 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12669 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12670 STV pass if -mstackrealign is enabled.
12672 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12674 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12677 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12679 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12680 (layout_range::intersects_line_p): New method.
12681 (test_range_contains_point_for_single_point): Rename to...
12682 (test_layout_range_for_single_point): ...this, and add testing
12683 for layout_range::intersects_line_p.
12684 (test_range_contains_point_for_single_line): Rename to...
12685 (test_layout_range_for_single_line): ...this, and add testing
12686 for layout_range::intersects_line_p.
12687 (test_range_contains_point_for_multiple_lines): Rename to...
12688 (test_layout_range_for_multiple_lines): ...this, and add testing
12689 for layout_range::intersects_line_p.
12690 (layout::layout): Populate m_fixit_hints.
12691 (layout::get_expanded_location): Handle the case of a line-span
12693 (layout::validate_fixit_hint_p): New method.
12694 (get_line_span_for_fixit_hint): New function.
12695 (layout::calculate_line_spans): Add spans for fixit-hints.
12696 (layout::should_print_annotation_line_p): New method.
12697 (layout::print_any_fixits): Drop param "richloc", instead using
12698 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12699 (diagnostic_show_locus): Avoid printing blank annotation lines.
12700 (selftest::test_diagnostic_context::test_diagnostic_context):
12701 Initialize show_column and start_span.
12702 (selftest::test_diagnostic_context::start_span_cb): New static
12704 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12705 (selftest::diagnostic_show_locus_c_tests): Update for function
12706 renamings. Call test_diagnostic_show_locus_fixit_lines.
12708 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12710 PR tree-optimization/73714
12711 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12713 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12715 * selftest.c: Move "namespace selftest {" to top of file,
12716 removing explicit "selftest::" qualifiers throughout.
12718 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12720 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12722 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12723 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12724 Replace builtin with vector extension.
12725 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12727 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12728 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12729 Replace builtin with vector extension.
12730 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12731 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12732 Replace builtin with vector extension.
12733 * config/i386/xmmintrin.h (__m128_u): New type.
12734 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12735 (_mm_load_ps, _mm_store_ps): Simplify.
12737 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12739 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12741 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12743 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12744 than 3 ranges per diagnostic by alternating between color 1 and
12746 (layout::layout): Replace use of rich_location::MAX_RANGES
12747 with richloc->get_num_locations ().
12748 (layout::calculate_line_spans): Replace use of
12749 rich_location::MAX_RANGES with m_layout_ranges.length ().
12750 (layout::print_annotation_line): Handle arbitrary numbers of
12751 ranges in caret-printing by defaulting to '^'.
12752 (selftest::test_one_liner_many_fixits): New function.
12753 (test_diagnostic_show_locus_one_liner): Call it.
12754 * diagnostic.c (diagnostic_initialize): Update for renaming
12755 of rich_location::MAX_RANGES to
12756 rich_location::STATICALLY_ALLOCATED_RANGES.
12757 * diagnostic.h (struct diagnostic_context): Likewise.
12759 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12761 * selftest.c (selftest::named_temp_file::named_temp_file): New
12763 (selftest::temp_source_file::~temp_source_file): Move to...
12764 (selftest::named_temp_file::~named_temp_file): ...here.
12765 (selftest::test_named_temp_file): New function.
12766 (selftest::selftest_c_tests): Call test_named_temp_file.
12767 * selftest.h (class named_temp_file): New class.
12768 (class temp_source_file): Convert to a subclass of named_temp_file.
12770 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12772 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12773 USEs of LR_REGNO in returns and sibcalls.
12774 (rs6000_output_mi_thunk): Similar.
12775 (rs6000_sibcall_aix): Similar.
12776 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12777 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12778 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12779 Remove the USE of LR_REGNO from the patterns as well. Delete an
12781 (return_internal_<mode>): Delete.
12783 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12785 * config/aarch64/aarch64-simd.md
12786 (aarch64_ld2<mode>_dreg_le): New.
12787 (aarch64_ld2<mode>_dreg_be): New.
12788 (aarch64_ld2<mode>_dreg): Removed.
12789 (aarch64_ld3<mode>_dreg_le): New.
12790 (aarch64_ld3<mode>_dreg_be): New.
12791 (aarch64_ld3<mode>_dreg): Removed.
12792 (aarch64_ld4<mode>_dreg_le): New.
12793 (aarch64_ld4<mode>_dreg_be): New.
12794 (aarch64_ld4<mode>_dreg): Removed.
12795 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12797 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12799 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12800 redundant location param.
12801 (test_one_liner_fixit_remove): Likewise.
12802 (test_one_liner_fixit_replace): Likewise.
12803 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12804 * gcc-rich-location.c
12805 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12806 get_range_from_loc. Drop overload taking a const char *.
12807 * gcc-rich-location.h
12808 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12811 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12813 * config/linux.c (linux_libc_has_function): Return true on musl.
12815 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12817 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12819 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12821 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12822 used for abnormal egdes.
12824 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12826 PR tree-optimization/72866
12827 * tree-vect-patterns.c (search_type_for_mask): Turn into
12828 a small wrapper, move all code to ...
12829 (search_type_for_mask_1): ... this new function. Add caching
12830 and adjust recursive calls.
12833 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12834 instead of lookup_type_die (type_main_variant (type)) even for array
12837 PR middle-end/77377
12838 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12839 constant pool reference return x instead of c.
12841 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12843 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12846 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12849 (selftest::test_make_location_nonpure_range_endpoints): Fix
12852 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12854 * diagnostic-show-locus.c
12855 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12857 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12858 * input.c (get_pure_location): Move to libcpp/line-map.c.
12859 * input.h (get_pure_location): Convert decl to an inline function
12860 calling implementation in libcpp.
12862 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12865 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12866 template for intel asm dialect.
12867 (vec_set_hi_<mode><mask_name>): Ditto.
12869 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12871 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12872 (selftest::fail_formatted): Likewise.
12874 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12876 * input.c (make_location): Call get_start and get_finish
12877 on the endpoints to avoid storing packed ranges or ad-hoc
12879 (selftest::test_make_location_nonpure_range_endpoints): New function.
12880 (selftest::input_c_tests): Call it.
12881 * input.h (get_start): New inline function.
12883 2016-08-29 Tom de Vries <tom@codesourcery.com>
12886 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12889 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12891 * Makefile.in (gcov-iov.h): Add dummy recipe.
12893 2016-08-29 Nathan Sidwell <nathan@acm.org>
12895 * config/nvptx/nvptx.c: #include tree-vrp.h.
12897 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12900 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12901 HIGH+LO construct during reload.
12903 2016-08-28 Tom de Vries <tom@codesourcery.com>
12906 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12907 'sysv_abi va_list' attribute.
12908 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12909 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12912 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12914 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12915 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12916 (unshare_all_rtl_again): Likewise.
12917 * function.c (assign_stack_local_1): Likewise.
12918 (assign_stack_temp_for_type): Likewise.
12920 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12922 * cfgbuild.c (make_edges): Adjust.
12923 * cfgrtl.c (can_delete_label_p): Likewise.
12924 * dwarf2cfi.c (create_trace_edges): Likewise.
12925 * except.c (sjlj_emit_dispatch_table): Likewise.
12926 * function.h (struct expr_status): make x_forced_labels a vector.
12927 * jump.c (rebuild_jump_labels_1): Adjust.
12928 * reload1.c (set_initial_label_offsets): Likewise.
12929 * stmt.c (force_label_rtx): Likewise.
12930 (expand_label): Likewise.
12932 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12934 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12936 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12938 PR tree-optimization/71077
12939 PR tree-optimization/68542
12940 * fold-const.c (fold_relational_const): Fix folding of
12941 VECTOR_CST comparisons that have a scalar boolean result type.
12942 (selftest::test_vector_folding): New static function.
12943 (selftest::fold_const_c_tests): Call it.
12945 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12947 * doc/extend.texi (SPU Built-in Functions): Remove stale
12948 references to material formerly at IBM and Sony.
12950 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12953 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12955 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12957 * diagnostic-show-locus.c
12958 (selftest::test_fixit_consolidation): New function.
12959 (selftest::diagnostic_show_locus_c_tests): Call it.
12960 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12961 constructor based on source_range.
12963 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12965 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12967 (parse_gcc_colors): Update description of default GCC_COLORS.
12968 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12969 (colorizer::set_fixit_insert): New method.
12970 (colorizer::set_fixit_delete): New method.
12971 (colorizer::get_color_by_name): New method.
12972 (colorizer::STATE_FIXIT_INSERT): New constant.
12973 (colorizer::STATE_FIXIT_DELETE): New constant.
12974 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12975 fields in favor of new field "m_stop_color". Add fields
12976 "m_fixit_insert" and "m_fixit_delete".
12977 (colorizer::colorizer): Update for above changes. Replace
12978 colorize_start calls with calls to get_color_by_name.
12979 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12980 STATE_FIXIT_DELETE. Update for field renamings.
12981 (colorizer::finish_state): Simplify by using m_stop_color,
12982 rather than multiple identical "*_ce" fields.
12983 (colorizer::get_color_by_name): New method.
12984 (layout::print_any_fixits): Print insertions and replacements
12985 using the "fixit-insert" color, and deletions using the
12986 "fixit-delete" color.
12987 * doc/invoke.texi (-fdiagnostics-color): Update description of
12988 default GCC_COLORS, and of the supported capabilities.
12990 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12992 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12993 current_function_static_stack_size variable with the static
12994 stack frame size of the current function when
12995 flag_stack_usage_info is enabled.
12997 2016-08-26 Nathan Sidwell <nathan@acm.org>
12999 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13000 assignment inside if condition.
13002 2016-08-26 Richard Biener <rguenther@suse.de>
13004 PR tree-optimization/69047
13005 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13006 extracts similar to what FRE does.
13007 (non_rewritable_mem_ref_base): Likewise.
13009 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13011 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13012 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13013 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13014 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13015 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13017 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13018 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13019 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13020 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13021 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13023 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13026 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13027 reservation duration to 15 cycles.
13028 (cortex_a8_vfp_macs): Likewise.
13029 (cortex_a8_vfp_macd): Likewise.
13030 (cortex_a8_vfp_divs): Likewise.
13031 (cortex_a8_vfp_divd): Likewise.
13033 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13035 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13036 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13038 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13039 Martin Jambhor <mjambor@suse.cz>
13041 * common.opt: New option -fipa-bit-cp.
13042 * doc/invoke.texi: Document -fipa-bit-cp.
13043 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13044 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13045 * tree-ssa-ccp.h: New header file.
13046 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13047 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13048 Replace all occurences of tree parameter by two new params: signop, int.
13049 (bit_value_unop_1): Change to bit_value_unop and export it.
13050 Replace all occurences of tree parameter by two new params: signop,
13052 (bit_value_binop): Change call from bit_value_binop_1 to
13054 (bit_value_assume_aligned): Likewise.
13055 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13056 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13058 (ccp_finalize): Skip processing if val->mask == 0.
13059 * ipa-cp.c: Include tree-ssa-ccp.h
13060 (ipcp_bits_lattice): New class.
13061 (ipcp_param_lattice (bits_lattice): New member.
13062 (print_all_lattices): Call ipcp_bits_lattice::print.
13063 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13064 (initialize_node_lattices): Likewise.
13065 (propagate_bits_accross_jump_function): New function.
13066 (propagate_constants_accross_call): Call
13067 propagate_bits_accross_jump_function.
13068 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13069 (ipcp_store_bits_results): New function.
13070 (ipcp_driver): Call ipcp_store_bits_results.
13071 * ipa-prop.h (ipa_bits): New struct.
13072 (ipa_jump_func): Add new member bits of type ipa_bits.
13073 (ipa_param_descriptor): Change decl to decl_or_type.
13074 (ipa_get_param): Change decl to decl_or_type and assert on
13076 (ipa_get_type): New function.
13077 (ipcp_transformation_summary): New member bits.
13078 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13079 (ipa_populate_param_decls): Likewise.
13080 (ipa_dump_param): Likewise.
13081 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13083 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13084 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13086 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13087 (ipa_write_jump_function): Add streaming for ipa_bits.
13088 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13089 (write_ipcp_transformation_info): Add streaming for ipa_bits
13090 summary for ltrans.
13091 (read_ipcp_transfomration_info): Add support for reading streamed
13093 (ipcp_update_bits): New function.
13094 (ipcp_transform_function): Call ipcp_update_bits.
13096 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13098 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13099 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13101 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13103 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13105 2016-08-25 Richard Biener <rguenther@suse.de>
13107 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13108 Only add locations in late dwarf.
13109 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13110 (dwarf2out_early_finish): But do it here.
13112 2016-08-24 Michael Collison <michael.collison@linaro.org>
13113 Michael Collison <michael.collison@arm.com>
13115 * config/arm/arm-modes.def: Add new condition code mode CC_V
13116 to represent the overflow bit.
13117 * config/arm/arm.c (maybe_get_arm_condition_code):
13118 Add support for CC_Vmode.
13119 (arm_gen_unlikely_cbranch): New function to generate common
13120 rtl conditional branches for overflow patterns.
13121 * config/arm/arm-protos.h: Add prototype for
13122 arm_gen_unlikely_cbranch.
13123 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13124 addsi3_compareV_upper): New patterns to support signed
13125 builtin overflow add operations.
13126 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13127 New patterns to support unsigned builtin add overflow operations.
13128 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13129 builtin overflow subtract operations,
13130 (usubv<mode>4): New patterns to support unsigned builtin subtract
13131 overflow operations.
13132 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13133 to support builtin overflow negate operations.
13135 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13138 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13140 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13141 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13144 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13146 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13147 MULTILIB_OPTIONS should be used. Small wording fixes.
13148 * genmultilib: Memorize set of all option combinations in
13149 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13150 found in MULTILIB_OPTIONS by checking if option set is listed in
13151 combination_space. Output new and existing error message to stderr.
13153 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13155 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13156 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13157 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13158 (MULTILIB_REUSE): Remove reuse rules for option set including
13159 -mfpu=fp-armv8 and -mfpu=vfpv4
13161 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13163 * config/arm/t-rtems: Add vfp multilib.
13165 2016-08-23 Ian Lance Taylor <iant@golang.org>
13167 * config/s390/s390.c (s390_asm_file_start): Call
13168 default_file_start.
13170 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13172 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13173 initialization of all 0's to the 0 constant, instead of directly
13174 generating XOR. Add support for V4SImode vector initialization on
13175 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13176 initialization. Change variables used in V4SFmode vector
13177 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13178 any memory addresses are in index form. Add support for using
13179 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13180 with all of the same element.
13181 (regno_or_subregno): New helper function to return a register
13182 number for either REG or SUBREG.
13183 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13184 Use regno_or_subregno where possible.
13185 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13186 DImode value from two SImode values in order to generate V4SImode
13187 vector initialization on 64-bit systems with direct move.
13188 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13190 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13192 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13194 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13195 attributes to initialize V8HImode and V16QImode vectors with the
13197 (VSX_SPLAT_COUNT): Likewise.
13198 (VSX_SPLAT_SUFFIX): Likewise.
13199 (UNSPEC_VSX_VEC_INIT): New unspec.
13200 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13201 Allow SFmode values to come from Altivec registers.
13202 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13203 on 64-bit systems with direct move.
13204 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13205 vector initializations, to allow V4SImode vector initializations
13206 on 64-bit systems with direct move.
13207 (vsx_splat_v4si): Likewise.
13208 (vsx_splat_v4si_di): Likewise.
13209 (vsx_splat_v4sf): Likewise.
13210 (vsx_splat_v4sf_internal): Likewise.
13211 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13213 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13214 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13215 initializing V8HImode and V16QImode vectors with the same
13217 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13218 optimization if -maltivec=be.
13220 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13222 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13223 attribute for alternatives 3 and 4.
13225 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13227 * selftest.c (selftest::assert_str_contains): New function.
13228 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13229 * selftest.h (selftest::assert_str_contains): New decl.
13230 (ASSERT_STR_CONTAINS): New macro.
13232 2016-08-23 Richard Biener <rguenther@suse.de>
13234 PR tree-optimization/77286
13235 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13237 (vect_transform_loop): Split exit edges of loop and scalar
13238 loop if required and at the appropriate time.
13240 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13242 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13243 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13245 Correct a typo in a comment.
13247 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13249 * config/s390/s390.md ("*andc_split"): New splitter for and with
13252 2016-08-23 Richard Biener <rguenther@suse.de>
13254 PR tree-optimization/27336
13255 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13256 by looking for a non-EH edge.
13257 (process_assert_insertions_for): Likewise.
13259 2016-08-23 Richard Biener <rguenther@suse.de>
13261 PR middle-end/77305
13262 * statistics.c (statistics_counter_event): Robustify against
13265 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13267 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13268 for targets amdfam10 and barcelona.
13270 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13272 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13273 (zero_extend<mode>di2): Ditto.
13274 (*zero_extend<mode>si2): Ditto.
13275 (*zero_extendqihi2): Ditto.
13277 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13279 PR middle-end/77269
13280 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13281 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13283 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13285 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13286 identical consecutive elements.
13287 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13288 the node's def stmt, avoid printing an unwanted trailing newline by
13289 replacing the call to print_gimple_stmt() with its inlined body and
13290 adjusting it to not set pp_needs_newline and to call pp_flush()
13291 instead of pp_newline_and_flush().
13293 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13295 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13296 (float32_type_node, float64_type_node, float32x_type_node)
13297 (float128x_type_node): New macros.
13298 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13299 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13300 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13301 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13302 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13303 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13304 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13305 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13306 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13307 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13308 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13309 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13310 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13311 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13312 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13313 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13314 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13315 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13316 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13318 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13319 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13320 * doc/extend.texi (Other Builtins): Document these built-in
13322 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13325 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13327 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13329 2016-08-22 Richard Biener <rguenther@suse.de>
13331 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13333 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13337 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13338 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13340 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13342 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13343 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13344 (vrp_visit_switch_stmt): Likewise.
13345 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13346 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13347 (vrp_visit_stmt): Use extract_range_from_stmt.
13348 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13350 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13352 * Makefile.in: Add tree-vrp.h to GTFILES.
13353 * gengtype.c (open_base_files): Add tree-vrp.h.
13354 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13355 * builtins.c: Likewise.
13356 * fold-const.c: Likewise.
13357 * gimple-builder.c: Likewise.
13358 * gimple-laddress.c: Likewise.
13359 * hsa-gen.c: Likewise.
13360 * internal-fn.c: Likewise.
13362 * targhooks.c: Liewise,
13363 * tree-ssa-address.c: Likewise.
13364 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13365 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13366 * tree-vrp.h: New file.
13368 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13370 PR tree-optimization/61839
13371 * tree-vrp.c (two_valued_val_range_p): New.
13372 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13373 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13374 Also Convert VAR BINOP CST where VAR is two-valued to
13375 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13377 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13379 * diagnostic-show-locus.c
13380 (layout::annotation_line_showed_range_p): New method.
13381 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13382 Reimplement case fixit_hint::REPLACE to cover removals, and
13383 replacements where the range of the replacement isn't one
13384 of the ranges in the rich_location.
13385 (test_one_liner_fixit_replace): Likewise.
13386 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13388 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13390 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13392 * diagnostic.c (print_parseable_fixits): Remove case
13393 fixit_hint::REMOVE.
13395 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13398 * config/i386/i386.c (ix86_option_override_internal): Remove
13399 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13400 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13401 Do not try to enable TARGET_PRFCHW ISA flag here.
13402 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13403 Rewrite expander function body.
13404 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13406 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13409 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13410 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13411 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13412 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13413 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13414 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13415 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13416 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13417 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13419 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13421 (struct floatn_type_info): New structure type.
13422 (floatn_nx_types): New variable declaration.
13423 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13424 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13425 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13426 * tree.c (floatn_nx_types): New variable.
13427 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13428 corresponding complex types.
13429 * target.def (floatn_mode): New hook.
13430 * targhooks.c: Include "real.h".
13431 (default_floatn_mode): New function.
13432 * targhooks.h (default_floatn_mode): New prototype.
13433 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13435 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13436 effective-target and dg-add-options keywords.
13437 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13438 Document new effective-target keywords.
13439 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13440 * doc/tm.texi: Regenerate.
13441 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13442 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13443 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13445 * real.h (struct real_format): Add field ieee_bits.
13446 * real.c (ieee_single_format, mips_single_format)
13447 (motorola_single_format, spu_single_format, ieee_double_format)
13448 (mips_double_format, motorola_double_format)
13449 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13450 (ieee_extended_intel_128_format)
13451 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13452 (mips_extended_format, ieee_quad_format, mips_quad_format)
13453 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13454 (decimal_double_format, decimal_quad_format, ieee_half_format)
13455 (arm_half_format, real_internal_format: Initialize ieee_bits
13457 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13458 float128_type_node. Set float80_type_node to float64x_type_node
13459 if appropriate and long_double_type_node not appropriate.
13460 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13461 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13462 Initialize ieee_bits field.
13463 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13464 (rs6000_init_builtins): Set ieee128_float_type_node to
13465 float128_type_node.
13466 (rs6000_floatn_mode): New function.
13468 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13470 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13471 _rdseed64_step): Uglify argument names and/or local variable names
13472 in inline functions.
13473 * config/i386/rtmintrin.h (_xabort): Likewise.
13474 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13475 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13476 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13477 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13478 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13479 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13480 _mm_maskz_ternarylogic_epi32): Likewise.
13481 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13482 __lwpins32, __lwpins64): Likewise.
13483 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13484 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13485 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13486 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13487 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13488 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13489 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13490 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13491 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13492 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13493 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13494 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13495 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13496 _mm256_mask_i64gather_epi32): Likewise.
13497 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13498 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13499 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13500 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13501 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13502 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13503 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13504 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13505 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13506 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13507 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13508 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13509 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13510 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13511 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13512 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13513 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13514 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13516 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13518 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13519 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13521 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13522 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13524 (_rdpkru_u32): Add space after function name.
13526 * config/i386/t-i386 (i386-c.o): Don't depend on
13527 i386-builtin-types.inc.
13528 (i386.o): Depend on i386-builtin-types.inc.
13530 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13533 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13534 Use const_vec_duplicate to check for duplicated elements.
13536 2016-08-19 Richard Biener <rguenther@suse.de>
13538 PR tree-optimization/77290
13539 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13540 Fix flag_tree_parallelize_loops check.
13542 2016-08-19 Richard Biener <rguenther@suse.de>
13544 * match.pd (x | 0 -> x): Add.
13546 2016-08-19 Richard Biener <rguenther@suse.de>
13548 PR tree-optimization/77286
13549 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13550 Deal with virtual PHIs being out-of-order.
13552 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13554 * doc/invoke.texi (fverbose-asm): Note that source code lines
13555 are emitted, and provide an example.
13556 * final.c (asm_show_source): New function.
13557 (final_scan_insn): Call asm_show_source.
13559 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13561 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13562 param with diagnostic_kind.
13563 (class colorizer): Similarly replace field m_diagnostic with
13565 (colorizer::colorizer): Replace diagnostic
13566 param with diagnostic_kind.
13567 (colorizer::begin_state): Update for above field change.
13568 (layout::layout): Replace diagnostic param with rich_location *
13569 and diagnostic_kind.
13570 (diagnostic_show_locus): Replace diagnostic param with richloc
13571 and diagnostic_kind.
13572 (class selftest::test_diagnostic_context): New class.
13573 (selftest::test_diagnostic_show_locus_unknown_location): New
13575 (selftest::test_one_liner_simple_caret): New function.
13576 (selftest::test_one_liner_caret_and_range): New function.
13577 (selftest::test_one_liner_multiple_carets_and_ranges): New
13579 (selftest::test_one_liner_fixit_remove): New function.
13580 (selftest::test_one_liner_fixit_replace): New function.
13581 (selftest::test_diagnostic_show_locus_one_liner): New function.
13582 (selftest::diagnostic_show_locus_c_tests): Call the new test
13584 * diagnostic.c (diagnostic_initialize): Initialize
13585 colorize_source_p, show_ruler_p and parseable_fixits_p.
13586 (default_diagnostic_finalizer): Update for change to
13587 diagnostic_show_locus.
13588 (diagnostic_append_note): Likewise.
13589 * diagnostic.h (diagnostic_show_locus): Replace
13590 const diagnostic_info * param with location * and diagnostic_t.
13592 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13594 * input.c (saved_line_table): New global.
13595 (class selftest::temp_line_table): Rename to line_table_test and
13596 move declaration to selftest.h, and drop field m_old_line_table.
13597 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13598 (selftest::line_table_test::line_table_test): ...this. Add a
13599 default ctor. Store current value of line_table within
13601 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13602 (selftest::line_table_test::~line_table_test): ...this, and
13603 restore line_table from the saved_line_table, rather than
13605 (selftest::test_accessing_ordinary_linemaps): Update for above
13607 (selftest::test_lexer): Likewise.
13608 (struct selftest::lexer_test): Likewise.
13609 (selftest::lexer_test::lexer_test): Likewise.
13610 (selftest::input_c_tests): Move the looping over test cases from
13612 (selftest::for_each_line_table_case): New function.
13613 * input.h (saved_line_table): New decl.
13614 * selftest.h (struct selftest::line_table_case): New forward decl.
13615 (class selftest::line_table_test): New class, moved here from
13616 selftest::temp_line_table in input.c, and renamed.
13617 (selftest::for_each_line_table_case): New decl.
13619 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13622 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13624 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13626 PR middle-end/70895
13627 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13628 enclosing parallel construct for reduction variables on OpenACC loop
13631 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13633 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13634 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13636 (function_to_dwarf_procedure): Update comment.
13638 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13640 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13642 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13644 * selftest.c (selftest::temp_source_file::~temp_source_file):
13645 Evict m_filename from the diagnostic file cache.
13647 2016-08-18 Richard Biener <rguenther@suse.de>
13649 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13650 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13651 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13652 clone materialization.
13653 * passes.def (all_late_ipa_passes): Start with
13654 pass_materialize_all_clones.
13655 * cgraphunit.c (symbol_table::compile): Remove call to
13656 materialize_all_clones.
13657 * tree-into-ssa.c: Include statistics.h.
13658 (update_ssa): Count number of times we do incremental/rewrite
13661 2016-08-18 Richard Biener <rguenther@suse.de>
13663 PR tree-optimization/77282
13664 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13665 When doing auto-parallelizing also prevent use of PHIs that
13666 carry dependences across loop backedges.
13668 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13669 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13671 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13673 2016-08-18 Richard Biener <rguenther@suse.de>
13675 * ssa-iterators.h (ssa_vuse_operand): New inline.
13676 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13677 (predicate_all_scalar_phis): Use remove_phi_node to remove
13678 phi nodes predicated. Delay removing virtual PHIs.
13679 (predicate_mem_writes): Update virtual operands.
13680 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13681 (tree_if_conversion): Do not rewrite virtual SSA form.
13682 * tree-phinodes.c (release_phi_node): Make static.
13683 * tree-phinodes.h (release_phi_node): Remove.
13685 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13687 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13688 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13689 twice to define those.
13690 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13691 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13692 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13693 * config/i386/i386-builtin.def: New file.
13695 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13697 * input.c (get_source_range_for_char): Rename to...
13698 (selftest::get_source_range_for_char): ...this, and move within
13699 the #if CHECKING_P guard.
13700 (get_num_source_ranges_for_substring): Rename to...
13701 (selftest::get_num_source_ranges_for_substring): ...this, move
13702 within the #if CHECKING_P guard, and make static.
13703 (selftest::assert_num_substring_ranges): Initialize
13706 2016-08-18 Alan Modra <amodra@gmail.com>
13708 PR rtl-optimization/72771
13709 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13710 when find_reloads_toplev returns address_reloaded==-1.
13711 (alternative_allows_const_pool_ref): Update comment.
13713 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13715 PR tree-optimization/71752
13716 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13717 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13719 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13721 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13722 instead of testing ECF_NORETURN bit in gimple_call_flags.
13723 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13724 * predict.c (tree_bb_level_predictions): Likewise.
13725 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13727 PR middle-end/77259
13728 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13729 turning a call into __builtin_unreachable-like noreturn call, adjust
13730 gimple_call_set_fntype.
13731 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13732 gimple_call_fntype has void return type.
13734 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13736 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13737 maybe_lookup_decl, to handle nested acc loop directives.
13739 2016-08-17 Richard Biener <rguenther@suse.de>
13741 PR tree-optimization/76490
13742 * tree-vrp.c (update_value_range): Preserve overflow infinities
13743 when intersecting with ranges from get_range_info.
13744 (operand_less_p): Handle overflow infinities correctly.
13745 (value_range_constant_singleton): Use vrp_operand_equal_p
13746 to handle overflow max/min correctly.
13747 (vrp_valueize): Likewise.
13748 (union_ranges): Likewise.
13749 (intersect_ranges): Likewise.
13750 (vrp_visit_phi_node): Improve iteration limitation to only
13751 apply when we'll possibly re-visit the PHI via a changed argument
13754 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13756 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13757 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13758 rather than those that should not be built.
13760 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13763 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13765 2016-08-17 Richard Biener <rguenther@suse.de>
13767 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13768 (verify_vssa): New function verifying virtual SSA form.
13769 (verify_ssa): Call it.
13770 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13771 Do not apply loop-closed SSA handling to virtuals.
13772 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13773 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13774 when rewriting their symbol.
13775 (prepare_def_site_for): Likewise.
13776 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13777 operands of moved stmts.
13779 2016-08-17 Richard Biener <rguenther@suse.de>
13781 PR tree-optimization/23855
13782 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13783 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13784 find guards to hoist. Do not update SSA form but rewrite virtuals
13785 into loop closed SSA.
13786 (find_loop_guard): Adjust to skip already hoisted guards. Do
13787 not mark virtuals for renaming or update SSA form.
13789 2016-08-17 Martin Liska <mliska@suse.cz>
13791 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13792 a LONG_LONG_TYPE_SIZE comparison.
13793 * gcov-io.h: Remove macro definitions.
13794 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13795 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13798 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13800 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13801 that builtins not mentioned in bdesc_* arrays come first, then
13802 the ones mentioned in bdesc_* arrays in the order they appear in
13803 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13804 IX86_BUILTIN__BDESC_*_LAST enumerator.
13805 (bdesc_mpx): Fix up a comment typo.
13806 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13807 __builtin_ia32_vpcomneu[bwdq] builtins.
13808 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13809 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13810 enum ix86_builtins ordering.
13811 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13812 for direct bdesc_* array member access instead of searching all the
13813 arrays until an fcode match is found.
13815 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13817 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13818 pattern as define_insn_and_split. Split insn before reload to
13820 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13821 <shift_insn><mode>3_1.
13822 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13823 <rotate_insn><mode>3_1.
13825 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13828 * input.c (get_source_range_for_substring): Rename to...
13829 (get_source_location_for_substring): ...this, adding param
13830 "caret_idx", and converting output param from source_range * to
13832 (get_source_range_for_char): New function.
13833 (get_num_source_ranges_for_substring): Update comment to reflect
13835 (assert_char_at_range): Update to use get_source_range_for_char
13836 rather than get_source_range_for_substring.
13837 (test_lexer_string_locations_concatenation_2): Likewise.
13838 * substring-locations.h (get_source_range_for_substring): Rename
13840 (get_source_location_for_substring): ...this, and adding param
13841 "caret_idx", and converting output param from source_range * to
13844 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13846 * input.c (class selftest::temp_source_file): Move to
13848 (selftest::temp_source_file::temp_source_file): Move to
13850 (selftest::temp_source_file::~temp_source_file): Likewise.
13851 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13853 (selftest::temp_source_file::~temp_source_file): Likewise.
13854 * selftest.h (class selftest::temp_source_file): Move here from
13857 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13860 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13861 inlining, add cgraph edge for the added __builtin_unreachable call.
13863 PR middle-end/67485
13864 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13865 only cast it to SHWI for the final comparison.
13867 2016-08-16 Martin Liska <mliska@suse.cz>
13869 PR gcov-profile/36412
13870 * doc/gcov.texi: Document --hash-filenames(-x).
13871 * gcov.c (print_usage): Add the option.
13872 (process_args): Process the option, sort options alphabetically.
13873 (md5sum_to_hex): New function.
13874 (make_gcov_file_name): Do the md5sum and append it to a
13877 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13879 PR tree-optimization/69848
13880 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13881 and swtich operands to avoid additional NOT instruction.
13882 (vcond<v_cmp_mixed><mode>): Ditto.
13883 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13885 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13887 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13889 2016-08-16 Richard Biener <rguenther@suse.de>
13891 PR tree-optimization/76783
13892 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13893 BB visited flags at start.
13895 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13897 PR tree-optimization/72817
13898 PR tree-optimization/73450
13899 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13900 multiple_of_p for adjusted IV.base.
13902 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13905 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13906 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13907 for !flag_finite_math_only or flag_signed_zeros.
13908 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13909 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13910 depend on flag_finite_math_only.
13911 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13913 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13914 (*ieee_smin<mode>3): Ditto.
13915 (*ieee_smax<mode>3): Ditto.
13916 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13917 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13919 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13920 depend on flag_finite_math_only.
13921 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13922 (*mmx_<code>v2sf3): Remove.
13923 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13924 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13925 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13927 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13929 PR rtl-optimization/73650
13930 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13931 it is not a simple move.
13933 2016-08-15 Martin Liska <mliska@suse.cz>
13936 * gcc.c (do_spec_1): Call save_string with the right size.
13937 (save_string): Do an assert about string we copy.
13939 2016-08-15 Richard Biener <rguenther@suse.de>
13941 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13942 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13944 (pass_data_stv): Likewise.
13946 2016-08-15 Richard Biener <rguenther@suse.de>
13948 PR tree-optimization/73434
13949 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13950 TBAA info on the base when forwarding a non-invariant address.
13952 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13954 * dwarf2out.c (struct checksum_attributes): Add
13955 at_string_length_bit_size and at_string_length_byte_size fields.
13956 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13957 and DW_AT_string_length_byte_size.
13958 (die_checksum_ordered): Handle at_string_length_bit_size and
13959 at_string_length_byte_size.
13960 (gen_array_type_die): For dwarf_version >= 5 emit
13961 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13962 (adjust_string_types): For dwarf_version >= 5 remove
13963 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13964 (resolve_addr): Likewise.
13967 * dwarf2out.c (string_types): New variable.
13968 (gen_array_type_die): Change early_dwarf handling of
13969 DW_AT_string_length, create DW_OP_call4 referencing the
13970 length var temporarily. Handle parameters that are pointers
13972 (adjust_string_types): New function.
13973 (gen_subprogram_die): Temporarily set string_types to local var,
13974 call adjust_string_types if needed.
13975 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13977 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13979 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13981 * doc/install.texi (*-*-solaris2*): Fix version number and document
13982 requirement on GNU make for building libjava with the Solaris linker.
13984 2016-08-15 Martin Liska <mliska@suse.cz>
13985 Jakub Jelinek <jakub@redhat.com>
13987 PR tree-optimization/72824
13988 * tree-loop-distribution.c (const_with_all_bytes_same)
13989 <case VECTOR_CST>: Fix a typo.
13991 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13994 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13995 Renamed from _mm512_undefined_si512.
13996 (_mm_undefined_si512): New definition.
13998 2016-08-13 Richard Biener <rguenther@suse.de>
14000 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14001 into PHIs and update the lattice for its def.
14003 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14006 * ubsan.c (instrument_si_overflow): Pass true instead of false
14008 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14009 of bbs. Return TODO_cleanup_cfg if any returned true.
14011 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14013 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14014 ISA 3.0 MTVSRDD instruction.
14015 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14018 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14020 PR tree-optimization/71083
14021 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14022 bitfield access when possible.
14024 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14026 PR middle-end/71654
14027 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14028 sign-changing cast from a shorter unsigned type to a wider
14031 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14033 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14034 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14035 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14037 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14039 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14040 Correct costs for vec_construct.
14042 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14044 PR tree-optimization/69848
14045 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14046 type CONST_COND_REDUCTION.
14047 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14048 reudction type CONST_COND_REDUCTION.
14050 2016-08-12 Richard Biener <rguenther@suse.de>
14052 PR tree-optimization/57326
14053 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14054 returning an SSA name.
14055 (phi_translate_1): When fully_constant_expression returns a NAME
14056 make sure we have a leader for it.
14058 2016-08-12 Martin Liska <mliska@suse.cz>
14059 Adam Fineman <afineman@afineman.com>
14061 * gcov.c (process_file): Create .gcov file when .gcda
14064 2016-08-12 Marek Polacek <polacek@redhat.com>
14067 * alias.c (find_base_value): Adjust fall through comment.
14068 * cfgexpand.c (expand_debug_expr): Likewise.
14069 * combine.c (find_split_point): Likewise.
14070 (expand_compound_operation): Likewise. Add FALLTHRU.
14071 (make_compound_operation): Adjust fall through comment.
14072 (canon_reg_for_combine): Add FALLTHRU.
14073 (force_to_mode): Adjust fall through comment.
14074 (simplify_shift_const_1): Likewise.
14075 (simplify_comparison): Likewise.
14076 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14078 * config/aarch64/predicates.md: Likewise.
14079 * config/i386/i386.c (function_arg_advance_32): Likewise.
14080 (ix86_gimplify_va_arg): Likewise.
14081 (print_reg): Likewise.
14082 (ix86_print_operand): Likewise.
14083 (ix86_build_const_vector): Likewise.
14084 (ix86_expand_branch): Likewise.
14085 (ix86_sched_init_global): Adjust fall through comment.
14086 (ix86_expand_args_builtin): Add FALLTHRU.
14087 (ix86_expand_builtin): Likewise.
14088 (ix86_expand_vector_init_one_var): Likewise.
14089 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14090 (rs6000_adjust_cost): Likewise.
14091 (insn_must_be_first_in_group): Likewise.
14092 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14093 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14094 * df-scan.c (df_uses_record): Likewise.
14095 * dojump.c (do_jump): Add FALLTHRU.
14096 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14098 (resolve_args_picking_1): Adjust fall through comment.
14099 (loc_list_from_tree_1): Likewise.
14100 * expmed.c (make_tree): Likewise.
14101 * expr.c (expand_expr_real_2): Add FALLTHRU.
14102 (expand_expr_real_1): Likewise. Adjust fall through comment.
14103 * fold-const.c (const_binop): Adjust fall through comment.
14104 (fold_truth_not_expr): Likewise.
14105 (fold_cond_expr_with_comparison): Add FALLTHRU.
14106 (fold_binary_loc): Likewise.
14107 (contains_label_1): Adjust fall through comment.
14108 (multiple_of_p): Likewise.
14109 * gcov-tool.c (process_args): Add FALLTHRU.
14110 * genattrtab.c (check_attr_test): Likewise.
14111 (write_test_expr): Likewise.
14112 * genconfig.c (walk_insn_part): Likewise.
14113 * genpreds.c (validate_exp): Adjust fall through comment.
14114 (needs_variable): Likewise.
14115 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14116 (subst_dup): Likewise.
14117 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14118 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14119 (gimplify_scan_omp_clauses): Add FALLTHRU.
14120 (goa_stabilize_expr): Likewise.
14121 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14123 * hsa-gen.c (get_address_from_value): Likewise.
14124 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14125 * ira.c (ira_setup_alts): Add FALLTHRU.
14126 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14128 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14129 * opts.c (common_handle_option): Likewise.
14130 * read-rtl.c (read_rtx_code): Likewise.
14131 * real.c (round_for_format): Likewise.
14132 * recog.c (asm_operand_ok): Likewise.
14133 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14134 * reload1.c (set_label_offsets): Likewise.
14135 (eliminate_regs_1): Likewise.
14136 (reload_reg_reaches_end_p): Likewise.
14137 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14138 (rtx_cost): Likewise.
14139 * sched-rgn.c (is_exception_free): Likewise.
14140 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14141 * stor-layout.c (int_mode_for_mode): Likewise.
14142 * toplev.c (print_to_asm_out_file): Likewise.
14143 (print_to_stderr): Likewise.
14144 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14145 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14146 (chrec_fold_multiply): Likewise.
14147 (evolution_function_is_invariant_rec_p): Likewise.
14148 (for_each_scev_op): Likewise.
14149 * tree-data-ref.c (siv_subscript_p): Likewise.
14150 (get_references_in_stmt): Likewise.
14151 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14152 (substitute_in_expr): Likewise.
14153 (type_cache_hasher::equal): Likewise.
14154 (walk_type_fields): Likewise.
14155 * var-tracking.c (adjust_mems): Add FALLTHRU.
14156 (set_dv_changed): Adjust fall through comment.
14157 * varasm.c (default_function_section): Add FALLTHRU.
14159 2016-08-12 Marek Polacek <polacek@redhat.com>
14162 * tree-complex.c (expand_complex_division): Add missing break.
14164 2016-08-12 Richard Biener <rguenther@suse.de>
14166 * passes.c (execute_todo): Do not push/pop TV_TODO.
14167 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14168 (execute_one_pass): Likewise.
14169 * common.opt (ftime-report-details): New switch.
14170 * doc/invoke.texi (ftime-report-details): Document.
14171 * timevar.h (timer::print_row): Adjust signature.
14172 (timer::all_zero): New static helper.
14173 (timer::child_map_t): New typedef.
14174 (timer::time_var_def): Add children field.
14175 * timevar.c (timer::named_items::print): Adjust.
14176 (timer::~timer): Free timevar recorded children.
14177 (timer::pop_internal): When -ftime-report-details record
14178 time spent in sub-timevars.
14179 (timer::print_row): Adjust.
14180 (timer::print): Print sub-timevar stats, use all_zero.
14181 * timevar.def (TV_TODO): Remove.
14183 2016-08-12 Richard Biener <rguenther@suse.de>
14185 PR tree-optimization/72851
14186 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14187 worklists to use bitmaps indexed in execution order.
14188 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14189 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14190 (cfg_blocks): Make a bitmap.
14191 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14193 (cfg_blocks_empty_p): Adjust.
14194 (cfg_blocks_add): Likewise.
14195 (cfg_blocks_get): Likewise.
14196 (add_ssa_edge): Likewise.
14197 (add_control_edge): Likewise.
14198 (simulate_stmt): Likewise.
14199 (process_ssa_edge_worklist): Likewise.
14200 (simulate_block): Likewise.
14201 (ssa_prop_init): Compute PRE order and stmt UIDs.
14202 (ssa_prop_fini): Adjust.
14203 (ssa_propagate): Adjust.
14205 2016-08-12 Richard Biener <rguenther@suse.de>
14207 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14208 the currently executable edges have fixed ranges. Always
14209 go through update_value_range.
14211 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14215 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14216 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14217 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14218 (LANG_HOOKS_DECLS): Add it.
14219 * langhooks.h (struct lang_hooks_for_decls): Add
14220 function_decl_defaulted. Const_tree-ify
14221 function_decl_explicit_p and function_decl_deleted_p.
14222 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14223 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14224 also at strict DWARF v5.
14227 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14228 TYPE_QUAL_CONST in reference-typed decls.
14231 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14232 in DW_OP_pieces, just enough to handle pointers to member
14234 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14235 expression on DWARFv5 if a constant value doesn't work.
14237 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14239 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14240 * selftest.c (selftest::test_assertions): New function.
14241 (selftest::selftest_c_tests): New function.
14242 * selftest.h (selftest::selftest_c_tests): New declaration.
14244 2016-08-11 Richard Biener <rguenther@suse.de>
14245 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14247 PR rtl-optimization/72855
14248 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14250 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14253 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14254 (vsx_store_<mode>): Likewise.
14256 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14258 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14259 TImode CONST_WIDE_INT store.
14260 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14262 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14264 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14265 mode if unaligned SSE load and store are optimal.
14267 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14269 PR tree-optimization/71083
14270 * tree-predcom.c (ref_at_iteration): Correctly align the
14273 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14275 * config/s390/s390-builtin-types.def: Add INT128 types.
14276 * config/s390/s390-builtins.def: Add INT128 variants for the add
14277 sub low-level builtins dealing with TImode.
14278 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14279 via subreg when expanding a builtin.
14280 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14281 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14283 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14284 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14285 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14286 "vacc<bhfgq>_<mode>".
14287 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14288 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14289 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14290 "vscbi<bhfgq>_<mode>".
14291 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14292 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14294 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14296 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14298 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14300 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14301 unused declaration.
14302 (vcond<v_cmp_mixed><mode>): Ditto.
14303 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14305 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14307 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14308 variable explicitly, also assert on it before use.
14310 2016-08-11 Richard Biener <rguenther@suse.de>
14312 PR tree-optimization/72772
14313 * cfgloopmanip.c (create_preheader): Use split_edge if there
14314 is a single loop entry, avoiding degenerate PHIs.
14316 2016-08-11 Richard Biener <rguenther@suse.de>
14318 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14319 unconditional TODO_cleanup_cfg.
14320 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14321 cleanup only if we threaded a jump.
14323 2016-08-11 Alan Modra <amodra@gmail.com>
14326 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14327 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14328 slow. Emit two reloads for slow mem case, first loading in
14329 fast innermode, then converting to required mode.
14331 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14333 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14334 (vec_extract_sig): New macro.
14335 (vec_insert_exp): New macro.
14336 (vec_test_data_class): New macro.
14337 (scalar_extract_exp): New macro.
14338 (scalar_extract_sig): New macro.
14339 (scalar_insert_exp): New macro.
14340 (scalar_test_data_class): New macro.
14341 (scalar_test_neg): New macro.
14342 (scalar_cmp_exp_gt): New macro.
14343 (scalar_cmp_exp_lt): New macro.
14344 (scalar_cmp_exp_eq): New macro.
14345 (scalar_cmp_exp_unordered): New macro.
14346 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14347 to enforce constraint that operand is a 7-bit unsigned literal.
14348 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14349 for power9 built-ins.
14350 (BU_P9V_VSX_2): Likewise.
14351 (BU_P9V_64BIT_VSX_2): Likewise.
14352 (VSEEDP): Add scalar extract exponent support.
14353 (VSEESP): Add scalar extract signature support.
14354 (VSTDCNDP): Add scalar test negative support.
14355 (VSTDCNSP): Likewise.
14356 (VSIEDP): Add scalar insert exponent support.
14357 (VSCEDPGT): Add scalar compare exponent greater than support.
14358 (VSCEDPLT): Add scalar compare exponent less than support.
14359 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14360 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14361 (VSTDCDP): Add scalar test data class support.
14362 (VSTDCSP): Likewise.
14363 (VSEEDP): Add overload support for scalar extract exponent
14365 (VSESDP): Add overload support for scalar extract signature
14367 (VSTDCN): Add overload support for scalar test negative
14369 (VSTDCNDP): Add overload support for scalar test negative
14371 (VSTDCNSP): Add overload support for scalar test negative
14373 (VSIEDP): Add overload support for scalar insert exponent
14375 (VSTDC): Add overload support for scalar test data class
14377 (VSTDCDP): Add overload support for scalar test data class
14379 (VSTDCSP): Add overload support for scalar test data class
14381 (VSCEDPGT): Add overload support for scalar compare exponent
14382 greater than operation.
14383 (VSCEDPLT): Add overload support for scalar compare exponent
14384 less than operation.
14385 (VSCEDPEQ): Add overload support for scalar compare exponent
14386 test-for-equality operation.
14387 (VSCEDPUO): Add overload support for scalar compare exponent
14388 test-for-unordered operation.
14389 (VEEDP): Add vector extract exponent support.
14391 (VESDP): Add vector extract significand support.
14393 (VIEDP): Add vector insert exponent support.
14395 (VTDCDP): Add vector test data class support.
14396 (VTDCSP): Likewise.
14397 (VES): Add overload support for vector extract significand operation.
14400 (VEE): Add overload support for vector extract exponent operation.
14403 (VTDC): Add overload support for vector test data class operation.
14404 (VTDCDP): Likewise.
14405 (VTDCSP): Likewise.
14406 (VIE): Add overload support for vector insert exponent operation.
14409 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14410 overloaded binary floating point functions.
14411 (altivec_resolve_overloaded_builtin): Improve error messages to
14412 distinguish between functions not supported in the current
14413 compiler configuration and functions that were invoked with an
14414 invalid parameter combination, and include the built-in function
14415 name in both error messages.
14416 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14418 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14420 (rs6000_expand_binop_builtin): Add check to enforce that argument
14421 2 of the test data class operations is a 7-bit unsigned literal.
14422 (rs6000_invalid_builtin): Add code to issue an error message if a
14423 built-in function that requires the power9_vector and -m32
14424 command-line options is compiled without these options.
14425 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14426 (UNSPEC_VSX_SXSIGDP): New value.
14427 (UNSPEC_VSX_SXSIGPDP): New value.
14428 (UNSPEC_VSX_SIEXPDP): New value.
14429 (UNSPEC_VSX_SCMPEXPDP): New value.
14430 (UNSPEC_VSX_STSTDC): New value.
14431 (UNSPEC_VSX_VXEXP): New value.
14432 (UNSPEC_VSX_VXSIG): New value.
14433 (UNSPEC_VSX_VIEXP): New value.
14434 (UNSPEC_VSX_VTSTDC): New value.
14435 (xsxexpdp): New insn for scalar extract exponent.
14436 (xsxsigdp): New insn for scalar extract significand.
14437 (xsiexpdp): New insn for scalar insert exponent.
14438 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14439 (*xscmpexpdp): New insn for scalar compare exponents.
14440 (xststdc<Fvsx): New expansion for both single- and
14441 double-precision scalar test data class operations.
14442 (xststdcneg<Fvsx>): New expansion for both single- and
14443 double-precision scalar test for negative value operations.
14444 (*xststdc<Fvsx>): New insn for scalar test data class
14446 (xvxexp<VSs>): New insn for single- and double-precision
14447 vector extract exponent operation.
14448 (xvxsig<VSs>): New insn for single- and double-precision
14449 vector extract significand operation.
14450 (xviexp<VSs>): New insn for single- and double-precision
14451 vector insert exponent operation.
14452 (xvtstdc<VSs>): New insn for single- and double-precision
14453 vector test data class operation.
14454 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14455 built-in functions to represent the Power9 binary floating-point
14456 support instructions.
14458 2016-08-10 bin cheng <bin.cheng@arm.com>
14460 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14462 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14463 Renlin Li <renlin.li@arm.com>
14464 Bin Cheng <bin.cheng@arm.com>
14466 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14467 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14468 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14469 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14470 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14471 (vcond<v_cmp_result><mode>): Ditto.
14472 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14473 (vcondu<mode><mode>): Ditto.
14474 (vcond<v_cmp_mixed><mode>): New pattern.
14475 (vcondu<mode><v_cmp_mixed>): New pattern.
14476 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14477 of aarch64_vcond_internal.
14479 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14480 Renlin Li <renlin.li@arm.com>
14481 Bin Cheng <bin.cheng@arm.com>
14483 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14484 (vec_cmp<mode><v_cmp_result>): New pattern.
14485 (vec_cmpu<mode><mode>): New pattern.
14486 (vcond_mask_<mode><v_cmp_result>): New pattern.
14488 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14490 PR tree-optimization/71734
14491 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14492 REF_LOOP, invoke ref_indep_loop_p_1.
14493 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14494 to ref_indep_loop_p.
14495 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14496 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14497 is inside LOOP, do not cache dpendence value for loops with
14499 (ref_indep_loop_p_2): Delete function.
14500 (can_sm_ref_p): Pass LOOP as additional argument to
14503 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14506 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14507 being an offsettable address.
14509 2016-08-10 Martin Liska <mliska@suse.cz>
14511 PR gcov-profile/58306
14512 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14513 atomic variants of profile update functions.
14515 2016-08-10 Martin Liska <mliska@suse.cz>
14517 Cherry picked (and modified) from google-4_7 branch
14518 2012-12-26 Rong Xu <xur@google.com>
14519 * common.opt (fprofile-update): Add new flag.
14520 * coretypes.h: Define enum profile_update.
14521 * doc/invoke.texi: Document -fprofile-update.
14522 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14523 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14524 * tree-profile.c (gimple_init_edge_profiler): Generate
14525 also atomic profiler update.
14526 (gimple_gen_edge_profiler): Likewise.
14528 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14530 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14531 stack_usage_file to NULL after fclose calls.
14533 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14536 * reload.c (push_reload): Compute subreg_in_class for
14537 subregs of constants and plus expressions. Remove special
14538 handling of SYMBOL_REFs.
14540 2016-08-10 Alan Modra <amodra@gmail.com>
14543 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14544 SImode for TARGET_E500_DOUBLE when given SImode.
14546 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14548 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14549 unused variable __O.
14551 2016-08-09 Martin Liska <mliska@suse.cz>
14553 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14554 _gcov_reset to __gcov_reset.
14555 * doc/gcov-tool.texi: Fix typo.
14557 2016-08-09 Martin Liska <mliska@suse.cz>
14559 * value-prof.c (gimple_divmod_values_to_profile): Do not
14560 instrument MOD histogram if a value is not a SSA name.
14562 2016-08-09 Martin Liska <mliska@suse.cz>
14564 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14567 2016-08-09 Renlin Li <renlin.li@arm.com>
14569 PR middle-end/64971
14570 * calls.c (prepare_call_address): Convert funexp to Pmode when
14572 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14573 (sibcall_value): Likewise.
14575 2016-08-09 Marek Polacek <polacek@redhat.com>
14578 * cselib.c (cselib_expand_value_rtx_1): Add return.
14579 * gengtype.c (dbgprint_count_type_at): Likewise.
14580 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14581 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14583 2016-08-09 Martin Jambor <mjambor@suse.cz>
14586 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14587 if instance is a MEM_REF.
14589 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14592 * config/i386/i386.md (*movtf_internal): Use
14593 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14594 in the insn constraint.
14595 (*movxf_internal): Ditto.
14596 (*movdf_internal): Ditto.
14597 (*movsf_internal): Ditto.
14599 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14601 PR tree-optimization/72772
14602 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14605 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14607 PR tree-optimization/72772
14608 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14610 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14611 parameter STOP and update calls. Move expand_simple_operations
14612 function call from here...
14613 (simplify_using_initial_conditions): ...to here. Delete parameter
14615 (tree_simplify_using_condition): Delete parameter STOP.
14616 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14617 simplify_using_initial_conditions.
14619 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14622 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14623 Use create_tmp_var_raw instead of create_tmp_var.
14625 2016-08-09 Richard Biener <rguenther@suse.de>
14627 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14628 Treat same SSA names related.
14630 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14632 PR tree-optimization/72824
14633 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14634 real_zerop is not negative.
14636 2016-08-09 Richard Biener <rguenther@suse.de>
14638 PR tree-optimization/71802
14639 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14640 all merge opportunities with the predecessor.
14642 2016-08-09 Richard Biener <rguenther@suse.de>
14645 * ipa-prop.c (ipa_modify_formal_parameters): Build
14646 parameter types with natural alignment also for the
14649 2016-08-08 Andi Kleen <ak@linux.intel.com>
14651 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14653 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14656 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14657 do-nothing langhook.
14658 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14659 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14660 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14661 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14663 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14666 * input.c: Ensure that HAVE_ICONV is defined.
14668 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14670 PR middle-end/72781
14671 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14672 private vars for lastprivate and for linear iterator.
14674 PR middle-end/68762
14675 * omp-simd-clone.c: Include varasm.h.
14676 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14677 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14678 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14679 update function name.
14681 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14683 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14684 (avr_diagnose_devicespecs_error): Remove.
14685 (avr_devicespecs_file): Remove composing absolute path for specfile
14686 and its verbose info. Remove conditions to check specs-file,
14688 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14690 PR rtl-optimization/72821
14691 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14692 just return false for them.
14694 2016-08-08 Alan Modra <amodra@gmail.com>
14697 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14698 toc refs created during reload. Update function comment.
14700 2016-08-08 Alan Modra <amodra@gmail.com>
14703 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14704 alternatives. Put loads first, then stores, and reg/reg moves
14705 within same class later. Delete attr length.
14707 2016-08-08 Alan Modra <amodra@gmail.com>
14710 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14711 (mem_operand_ds_form): New predicate.
14712 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14713 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14714 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14715 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14716 (extendsfdf2_fpr): Replace o constraint with wY.
14718 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14720 * tree-ssa-threadbackward.c: Include tree-inline.h
14721 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14722 size of copied block; for cold paths reduce duplication.
14723 (find_jump_threads_backwards): Remove redundant tests.
14724 (pass_thread_jumps::gate): Enable for -Os.
14726 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14729 * stor-layout.c (layout_decl): Fix up formatting.
14730 (relayout_decl): Allow DECL to be FIELD_DECL.
14732 2016-08-07 Alan Modra <amodra@gmail.com>
14734 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14736 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14738 * data-streamer-in.c (streamer_read_wide_int): New.
14739 (streamer_read_widest_int): Renamed function.
14740 * data-streamer-out.c (streamer_write_wide_int): New
14741 (streamer_write_widest_int): Renamed function.
14742 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14744 (input_cfg): Call renamed function.
14745 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14747 (output_cfg): Call renamed function.
14748 * data-streamer.h: Add declarations.
14750 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14752 * tree-ssa-ccp.c (extend_mask): New param sgn.
14753 Remove ORing with wi::mask.
14754 (get_default_value): Adjust call to extend_mask to pass sign.
14755 (evaluate_stmt): Likewise.
14757 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14759 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14762 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14764 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14765 transform if operand's type is pointer to function or method.
14767 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14769 PR tree-optimization/18046
14770 * tree-ssa-threadedge.c: Include cfganal.h.
14771 (simplify_control_statement_condition): If simplifying a
14772 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14773 with the dominating ASSERT_EXPR before handing it off to VRP.
14774 Mention that a CASE_LABEL_EXPR may be returned.
14775 (thread_around_empty_blocks): Adjust to handle
14776 simplify_control_statement_condition() returning a
14778 (thread_through_normal_block): Likewise.
14779 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14780 a switch statement by trying to determine which case label
14783 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14785 PR rtl-optimization/69847
14786 * lra-constraints.c (process_invariant_for_inheritance): Save
14787 pattern instead of src.
14788 (remove_inheritance_pseudos): Use the pattern. Add assert.
14790 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14792 * input.c (string_concat::string_concat): New constructor.
14793 (string_concat_db::string_concat_db): New constructor.
14794 (string_concat_db::record_string_concatenation): New method.
14795 (string_concat_db::get_string_concatenation): New method.
14796 (string_concat_db::get_key_loc): New method.
14797 (class auto_cpp_string_vec): New class.
14798 (get_substring_ranges_for_loc): New function.
14799 (get_source_range_for_substring): New function.
14800 (get_num_source_ranges_for_substring): New function.
14801 (class selftest::lexer_test_options): New class.
14802 (struct selftest::lexer_test): New struct.
14803 (class selftest::ebcdic_execution_charset): New class.
14804 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14805 (selftest::lexer_test::lexer_test): New constructor.
14806 (selftest::lexer_test::~lexer_test): New destructor.
14807 (selftest::lexer_test::get_token): New method.
14808 (selftest::assert_char_at_range): New function.
14809 (ASSERT_CHAR_AT_RANGE): New macro.
14810 (selftest::assert_num_substring_ranges): New function.
14811 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14812 (selftest::assert_has_no_substring_ranges): New function.
14813 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14814 (selftest::test_lexer_string_locations_simple): New function.
14815 (selftest::test_lexer_string_locations_ebcdic): New function.
14816 (selftest::test_lexer_string_locations_hex): New function.
14817 (selftest::test_lexer_string_locations_oct): New function.
14818 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14819 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14820 (selftest::test_lexer_string_locations_ucn4): New function.
14821 (selftest::test_lexer_string_locations_ucn8): New function.
14822 (selftest::uint32_from_big_endian): New function.
14823 (selftest::test_lexer_string_locations_wide_string): New function.
14824 (selftest::uint16_from_big_endian): New function.
14825 (selftest::test_lexer_string_locations_string16): New function.
14826 (selftest::test_lexer_string_locations_string32): New function.
14827 (selftest::test_lexer_string_locations_u8): New function.
14828 (selftest::test_lexer_string_locations_utf8_source): New function.
14829 (selftest::test_lexer_string_locations_concatenation_1): New
14831 (selftest::test_lexer_string_locations_concatenation_2): New
14833 (selftest::test_lexer_string_locations_concatenation_3): New
14835 (selftest::test_lexer_string_locations_macro): New function.
14836 (selftest::test_lexer_string_locations_stringified_macro_argument):
14838 (selftest::test_lexer_string_locations_non_string): New function.
14839 (selftest::test_lexer_string_locations_long_line): New function.
14840 (selftest::test_lexer_char_constants): New function.
14841 (selftest::input_c_tests): Call the new test functions once per
14842 case within the line_table test matrix.
14843 * input.h (struct string_concat): New struct.
14844 (struct location_hash): New struct.
14845 (class string_concat_db): New class.
14846 * substring-locations.h: New header.
14848 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14850 PR tree-optimization/72810
14851 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14852 the type of the case labels when truncating.
14854 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14857 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14858 (aarch64_fp16_ptr_type_node): Likewise.
14859 * config/aarch64/aarch64-simd-builtins.c
14860 (aarch64_fp16_ptr_type_node): Define.
14861 (aarch64_init_fp16_types): New, refactored out of...
14862 (aarch64_init_builtins): ...here, update to call
14863 aarch64_init_fp16_types.
14864 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14866 (aapcs_vfp_sub_candidate): Likewise.
14868 2016-08-05 Martin Liska <mliska@suse.cz>
14869 Joshua Cranmer <Pidgeot18@gmail.com>
14871 * gcov.c (line_t::has_block): New function.
14872 (enum loop_type): New enum.
14873 (handle_cycle): New function.
14874 (unblock): Likewise.
14875 (circuit): Likewise.
14876 (get_cycles_count): Likewise.
14877 (accumulate_line_counts): Use new loop detection algorithm.
14879 2016-08-05 Martin Liska <mliska@suse.cz>
14881 * gcov.c (output_intermediate_file): Rename
14882 function_info::line_next to next_file_fn.
14883 (process_file): Likewise.
14884 (read_graph_file): Likewise.
14885 (accumulate_line_counts): Likewise.
14886 (output_lines): Likewise.
14888 2016-08-05 Richard Biener <rguenther@suse.de>
14890 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14891 restriction on threading to a loop header.
14893 2016-08-05 Richard Biener <rguenther@suse.de>
14895 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14896 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14897 adjust loop info accordingly.
14899 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14901 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14902 before folding call to __builtin_constant_p with parameters to false.
14904 2016-08-05 Alan Modra <amodra@gmail.com>
14906 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14907 code accidentally committed 2016-05-02 providing class when given
14910 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14912 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14913 the case label ranges that partially overlap with OP's value
14916 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14919 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14920 Cast builtin function result to __mmask16 instead of __mmask8.
14921 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14922 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14923 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14925 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14927 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14928 (ASSERT_TRUE_AT): New macro.
14929 (ASSERT_FALSE): Reimplement in terms of...
14930 (ASSERT_FALSE_AT): New macro.
14931 (ASSERT_STREQ_AT): Fix typo in comment.
14933 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14935 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14936 labels are exhaustive, designate the label with the widest
14937 range to be the default label.
14939 2016-08-04 Andrew Pinski <apinski@cavium.com>
14941 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14942 (thunderx_tunings): Use thunderx_vector_cost instead of
14943 generic_vector_cost.
14945 2016-08-04 Martin Liska <mliska@suse.cz>
14947 * gcov.c (main): Fix GNU coding style.
14948 (output_intermediate_file): Likewise.
14949 (process_file): Likewise.
14950 (generate_results): Likewise.
14951 (release_structures): Likewise.
14952 (create_file_names): Likewise.
14953 (find_source): Likewise.
14954 (read_graph_file): Likewise.
14955 (find_exception_blocks): Likewise.
14956 (canonicalize_name): Likewise.
14957 (make_gcov_file_name): Likewise.
14958 (mangle_name): Likewise.
14959 (accumulate_line_counts): Likewise.
14960 (output_branch_count): Likewise.
14961 (read_line): Likewise.
14963 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14965 PR rtl-optimization/71779
14966 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14967 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14968 or if it was truncated.
14970 PR rtl-optimization/70903
14971 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14973 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14975 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14976 accessing SSA_NAME_PTR_INFO.
14978 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14981 * common/config/avr/avr-common.c (avr_option_optimization_table)
14982 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14984 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14987 * config/avr/avr.md: New pattern to work around do_store_flag
14988 generating shift instructions for bit extractions.
14990 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14992 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14994 (add_equivalence): Likewise.
14995 (get_value_range): Allocate value range with vrp_value_range_pool.
14996 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14997 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14999 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15001 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15002 the default for the rs6000 port.
15004 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15006 PR middle-end/71876
15007 * calls.c (special_function_p): Remove special handling of
15008 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15009 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15010 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15012 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15014 PR middle-end/72778
15015 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15016 Don't stop on regular insns.
15018 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15020 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15021 size to DImode boundary.
15022 (nvptx_propagate): Likewise.
15024 2016-08-03 Alan Modra <amodra@gmail.com>
15026 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15027 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15028 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15029 from -mefficient-unaligned-vector. Note that this affects fp too.
15031 2016-08-03 Alan Modra <amodra@gmail.com>
15033 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15036 2016-08-03 Alan Modra <amodra@gmail.com>
15038 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15039 to a reg. Localize vars.
15041 2016-08-03 Alan Modra <amodra@gmail.com>
15043 * config/rs6000/rs6000.opt: Remove negatives from help strings
15046 2016-08-03 Alan Modra <amodra@gmail.com>
15048 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15049 Delete duplicated code.
15051 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15053 PR middle-end/72778
15054 * lra-spills.c (regno_in_use_p): New.
15055 (lra_final_code_change): Use it.
15057 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15059 PR rtl-optimization/69847
15060 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15062 (lra_rtx_hash): New.
15063 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15065 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15066 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15067 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15068 next insn is USE with the same reg as the current insn source.
15069 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15071 (lra_constraints_init): Call initiate_invariants.
15072 (lra_constraints_finish): Call finish_invariants.
15073 (struct invariant, invariant_t, invariant_ptr_t): New.
15074 (const_invariant_ptr_t, invariants, invariants_pool): New.
15075 (invariant_table, invariant_hash, invariant_eq_p): New.
15076 (insert_invariant, initiate_invariants, finish_invariants): New.
15077 (clear_invariants, invalid_invariant_regs): New.
15078 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15079 instead of restore_regno.
15080 (invariant_p, process_invariant_for_inheritance): New.
15081 (inherit_in_ebb): Implement invariant inheritance.
15082 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15083 (remove_inheritance_pseudos): Implement undoing invariant
15085 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15086 instead of restore_regno.
15087 * lra-assigns.c (regno_live_length): New.
15088 (reload_pseudo_compare_func): Use regno_live_length.
15089 (assign_by_spills): Use restore_rtx instead of restore_regno.
15090 (lra_assign): Ditto. Initiate regno_live_length.
15092 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15094 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15095 __builtin_aarch64_fmindf.
15097 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15099 PR tree-optimization/34114
15100 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15101 information for more control IVs.
15103 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15105 PR tree-optimization/34114
15106 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15107 PLUS_EXPR case. Handle SSA_NAME case.
15109 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15111 * config/aarch64/aarch64-simd-builtins.def
15112 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15113 (__builtin_aarch64_fmaxdf): Likewise.
15114 (__builtin_aarch64_smin_nandf): Likewise.
15115 (__builtin_aarch64_smax_nandf): Likewise.
15116 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15117 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15118 (<fmaxmin><mode>3): ...this.
15119 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15120 (vminnm_f64): Likewise.
15121 (vmin_f64): Likewise.
15122 (vmax_f64): Likewise.
15123 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15124 (FMAXMIN_UNS): ...this.
15125 (fmaxmin): Merged with
15126 (fmaxmin_op): ...this...
15127 (maxmin_uns_op): ...in to this.
15129 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15131 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15132 Add support for vec_extract on vector float, vector int, vector
15133 short, and vector char vector types.
15134 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15135 vector float, vector int, vector short, and vector char
15136 optimizations on 64-bit ISA 2.07 systems for both constant and
15137 variable element numbers.
15138 (rs6000_split_vec_extract_var): Likewise.
15139 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15140 Altivec registers on ISA 2.07 and above.
15141 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15142 which never was matched due to the split occuring before register
15143 allocation (and the code would not have worked on little endian
15144 systems if it did match). Allow extracts to go to the Altivec
15145 registers if ISA 2.07 (power8). Change from using "" around the
15146 C++ code to using {}'s.
15147 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15148 vec_extracts when the vector is in memory.
15149 (vsx_extract_v4sf_var): New insn to optimize vector float
15150 vec_extracts when the element number is variable on 64-bit ISA
15152 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15153 for 64-bit ISA 2.07 as well as ISA 3.0.
15154 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15155 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15156 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15157 optimize vector int, vector short, and vector char vec_extracts
15158 when the vector is in memory.
15159 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15160 optimize vector int, vector short, and vector char vec_extracts
15161 when the element number is variable.
15163 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15166 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15167 does not overlap with other symbol flags.
15169 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15171 * config/aarch64/aarch64.h (aarch64_frame):
15172 Remove padding0 and hardfp_offset. Add locals_offset,
15173 initial_adjust, callee_adjust, callee_offset and final_adjust.
15174 * config/aarch64/aarch64.c (aarch64_layout_frame):
15175 Remove unused padding0 and hardfp_offset initializations.
15176 Choose frame layout and set frame variables accordingly.
15177 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15178 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15179 (aarch64_pop_regs): Likewise.
15180 (aarch64_expand_prologue): Remove all decision code, just emit
15181 prolog according to frame variables.
15182 (aarch64_expand_epilogue): Remove all decision code, just emit
15183 epilog according to frame variables.
15184 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15186 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15189 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15190 fix_debug_reg_uses after changing source register mode to
15191 V1TImode if source register is undefined.
15193 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15195 PR tree-optimization/71818
15196 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15197 with non invariant evolutions
15199 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15202 * config/avr/avr.md (length) [branch]: Correct insn length
15203 attribute for forward branches.
15205 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15207 * doc/extend.texi (AVR Built-in Functions): Document
15208 __builtin_avr_nops.
15209 * config/avr/builtins.def (NOPS): New.
15210 * config/avr/avr.c (avr_expand_nops): New static function.
15211 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15213 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15215 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15216 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15219 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15221 * config/aarch64/aarch64.c (vulcan_tunings): Update
15222 vulcan L1 cache_line_size.
15224 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15226 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15227 function that takes a vector memory address, a hard register, an
15228 element number and a temporary base register, and recreates an
15229 address that points to the appropriate element within the vector.
15230 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15231 (rs6000_split_vec_extract_var): Add support for the target of a
15232 vec_extract with variable element number being a scalar memory
15234 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15236 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15237 vsx_extract_<mode>_load insn with a new insn that optimizes
15238 storing either element to a memory location, using scratch
15239 registers to pick apart the vector and reconstruct the address.
15240 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15241 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15242 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15244 (vsx_extract_<mode>_var): Add support for extracting a variable
15245 element number from memory.
15247 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15249 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15250 when testing for compares against constants of the form 0xabab.
15252 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15254 PR tree-optimization/57558
15255 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15257 (vect_loop_versioning): Support versioning with niter assumptions.
15258 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15259 (vect_get_loop_niters): New parameter. Reimplement to support
15260 assumptions in loop niter info.
15261 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15262 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15263 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15264 Support loop versioning for niters.
15265 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15266 (vect_free_loop_info_assumptions): New function.
15267 (vectorize_loops): Free loop niter info for loops with flag
15268 LOOP_F_ASSUMPTIONS set if vectorization failed.
15269 * tree-vectorizer.h (struct _loop_vec_info): New field
15270 num_iters_assumptions.
15271 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15272 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15273 (LOOP_REQUIRES_VERSIONING): New macro.
15274 (vect_free_loop_info_assumptions): New decl.
15276 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15278 * cfgloop.h (struct loop): New field constraints.
15279 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15280 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15282 * cfgloop.c (alloc_loop): Initialize new field.
15283 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15284 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15285 Adjust niter analysis wrto loop constraints.
15286 * doc/loop.texi (@node Number of iterations): Add description for loop
15289 2016-07-29 Marek Polacek <polacek@redhat.com>
15292 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15293 (ix86_expand_round_builtin): Likewise.
15295 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15296 Georg-Johann Lay <avr@gjlay.de>
15298 PR rtl-optimization/71976
15299 * combine.c (get_last_value): Return 0 if the argument for which
15300 the function is called has a wider mode than the recorded value.
15302 2016-07-29 Marek Polacek <polacek@redhat.com>
15305 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15306 (altivec_expand_st_builtin): Likewise.
15308 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15310 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15311 introduced in r238381.
15313 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15315 PR middle-end/68217
15316 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15317 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15319 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15321 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15323 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15324 Add support for vec_extract of vector double or vector long having
15325 a variable element number on 64-bit ISA 2.07 systems or newer.
15326 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15328 (rs6000_split_vec_extract_var): New function to split a
15329 vec_extract built-in function with variable element number.
15330 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15332 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15333 (UNSPEC_VSX_EXTRACT): Likewise.
15334 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15335 direct move instructions to be generated on 64-bit ISA 2.07
15336 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15338 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15339 arguments for vec_extract variable element.
15340 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15341 vec_extract with variable element on V2DFmode and V2DImode
15343 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15344 -mupper-regs-df requirement, since it isn't needed.
15345 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15346 do direct moves on 64-bit systems, which allows optimization of
15347 vec_extract on 64-bit ISA 2.07 systems and newer.
15349 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15350 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15352 * config/aarch64/aarch64.md
15353 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15354 statement and type.
15355 (<optab>qihi2_aarch64): Likewise, and split into two.
15356 (extendqihi2_aarch64): New.
15357 (zero_extendqihi2_aarch64): New.
15358 * config/aarch64/iterators.md (ldrxt): Remove.
15359 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15362 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15364 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15366 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15368 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15369 (aarch64_push_reg): New function to push 1 or 2 registers.
15370 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15371 (aarch64_expand_prologue): Use aarch64_push_regs.
15372 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15374 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15376 PR tree-optimization/71734
15377 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15378 attribute instead of REF_LOOP and use it.
15379 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15380 set it for Loops having non-zero safelen attribute.
15381 (ref_indep_loop_p): Pass zero as initial value for safelen.
15383 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15385 PR middle-end/72657
15387 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15388 call using chkp_gimple_call_builtin_p.
15389 (chkp_copy_bounds_for_assign): Likewise.
15391 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15393 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15394 * config/arm/arm-protos.h (struct tune_params): Likewise.
15395 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15396 (cortex_a9_sched_adjust_cost): Likewise.
15397 (fa726te_sched_adjust_cost): Likewise.
15398 (arm_adjust_cost): Likewise.
15399 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15400 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15401 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15402 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15403 * config/ia64/ia64.c: Likewise.
15404 * config/m68k/m68k.c: Likewise.
15405 * config/mep/mep.c (mep_adjust_cost): Likewise.
15406 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15408 * config/mips/mips.c (mips_adjust_cost): Likewise.
15409 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15411 * config/pa/pa.c (pa_adjust_cost): Likewise.
15412 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15413 (rs6000_debug_adjust_cost): Likewise.
15414 * config/sh/sh.c (sh_adjust_cost): Likewise.
15415 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15416 (hypersparc_adjust_cost): Likewise.
15417 (sparc_adjust_cost): Likewise.
15418 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15419 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15420 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15422 * config/visium/visium.c (visium_adjust_cost): Likewise.
15423 * doc/tm.texi: Regenerate.
15424 * haifa-sched.c (dep_cost_1): Adjust.
15425 * target.def: Merge adjust_cost and adjust_cost_2.
15427 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15429 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15431 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15433 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15434 (extract_mentioned_regs): Append to a vector instead of
15435 returning a rtx_expr_list.
15436 (st_expr_entry): Adjust.
15437 (free_st_expr_entry): Likewise.
15438 (store_ops_ok): Likewise.
15439 (store_killed_in_insn): Likewise.
15440 (find_moveable_store): Likewise.
15442 2016-07-28 Martin Liska <mliska@suse.cz>
15444 PR gcov-profile/68025
15445 * tree-profile.c (tree_profiling): Respect
15446 no_profile_instrument_function attribute.
15447 * doc/extend.texi: Document no_profile_instrument_function
15450 2016-07-28 Martin Liska <mliska@suse.cz>
15452 PR rtl-optimization/70944
15453 * combine.c (make_compound_operation):
15454 Do not allow make_compound_operation for vector mode
15456 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15458 PR middle-end/71994
15459 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15460 before calling get_ops.
15462 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15464 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15465 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15466 (BITS_PER_UNIT_LOG): Remove.
15467 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15468 * expr.c (expand_assignment): Likewise.
15469 * stor-layout.c (initialize_sizetypes): Likewise.
15471 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15473 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15474 signature of rs6000_expand_vector_extract so that the element
15475 number is a RTX instead of a constant integer.
15476 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15478 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15479 (altivec_expand_vec_ext_builtin): Likewise.
15480 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15481 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15482 MFVSRLD instruction.
15484 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15486 * input.c (get_pure_location): Move here from tree.c.
15487 (make_location): Likewise. Add header comment.
15488 (selftest::test_accessing_ordinary_linemaps): Verify
15489 pure_location_p, make_location, get_location_from_adhoc_loc and
15490 get_range_from_loc.
15491 * input.h (get_pure_location): Move declaration here from tree.h.
15492 (get_finish): Likewise for inline function.
15493 (make_location): Likewise for declaration.
15494 * tree.c (get_pure_location): Move to input.c.
15495 (make_location): Likewise.
15496 * tree.h (get_pure_location): Move declaration to tree.h.
15497 (get_finish): Likewise for inline function.
15498 (make_location): Likewise for declaration.
15500 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15502 PR middle-end/71078
15503 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15505 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15507 * system.h (STATIC_ASSERT): Use static_assert if building
15508 with C++11 onwards.
15510 2016-07-27 Richard Biener <rguenther@suse.de>
15512 PR tree-optimization/72517
15513 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15514 Revert change to not compute read-read dependences.
15516 2016-07-27 Richard Biener <rguenther@suse.de>
15518 * predict.c (set_even_probabilities): Make nedges unsigned.
15520 2016-07-27 Martin Liska <mliska@suse.cz>
15522 * predict.c (set_even_probabilities): Handle unlikely edges.
15523 (combine_predictions_for_bb): Likewise.
15525 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15528 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15529 __float128 support when we don't have hardware support, so that
15530 the IEEE built-in functions like isgreater, first call __unordkf3
15531 to make sure neither operand is a NaN, and if both operands are
15532 ordered, do the normal comparison.
15534 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15536 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15538 (extract_code_and_val_from_cond_with_ops): Verify that name is
15539 either cond_op0 or cond_op1.
15541 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15543 PR tree-optimization/18046
15544 * genmodes.c (emit_mode_size_inline): Emit an assert that
15545 verifies that mode is a valid array index.
15546 (emit_mode_nuinits_inline): Likewise.
15547 (emit_mode_inner_inline): Likewise.
15548 (emit_mode_unit_size_inline): Likewise.
15549 (emit_mode_unit_precision_inline): Likewise.
15550 * tree-vrp.c: Include params.h.
15551 (find_switch_asserts): Register edge assertions for the default
15552 label which correspond to the anti-ranges of each case label.
15553 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15554 * doc/invoke.texi: Document it.
15556 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15558 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15559 and unnecessary call to gimple_bb.
15561 2016-07-26 Richard Biener <rguenther@suse.de>
15563 PR rtl-optimization/71984
15564 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15567 2016-07-26 Richard Biener <rguenther@suse.de>
15569 PR middle-end/72517
15570 * expmed.c (extract_bit_field_1): Constrain the vector mode
15571 with element size matching the extraction mode size when
15572 choosing a better vector mode to do the extraction from.
15574 2016-07-26 Richard Biener <rguenther@suse.de>
15575 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15577 PR middle-end/70920
15578 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15581 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15583 * tree-ssa-structalias.c (struct scc_info): Change types of
15584 members to auto_sbitmap and auto_vec.
15585 (scc_info::scc_info): New constructor.
15586 (scc_info::~scc_info): New destructor.
15587 (init_scc_info): Remove.
15588 (free_scc_info): Remove.
15589 (find_indirect_cycles): Adjust.
15590 (perform_var_substitution): Likewise.
15591 (free_var_substitution_info): Likewise.
15593 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15595 * tree-outof-ssa.c (struct elim_graph): Change type of members
15596 to auto_vec and auto_sbitmap.
15597 (elim_graph::elim_graph): New constructor.
15598 (delete_elim_graph): Remove.
15599 (expand_phi_nodes): Adjust.
15601 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15603 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15604 (new_elim_graph): Adjust.
15605 (clear_elim_graph): Likewise.
15606 (delete_elim_graph): Likewise.
15607 (elim_graph_size): Likewise.
15608 (elim_graph_add_node): Likewise.
15609 (elim_graph_add_edge): Likewise.
15610 (elim_graph_remove_succ_edge): Likewise.
15611 (eliminate_name): Likewise.
15612 (eliminate_build): Likewise.
15613 (elim_forward): Likewise.
15614 (elim_unvisited_predecessor): Likewise.
15615 (elim_backward): Likewise.
15616 (elim_create): Likewise.
15617 (eliminate_phi): Likewise.
15618 (expand_phi_nodes): Likewise.
15620 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15622 * bt-load.c (compute_out): Use auto_sbitmap class.
15623 (link_btr_uses): Likewise.
15624 * cfganal.c (mark_dfs_back_edges): Likewise.
15625 (post_order_compute): Likewise.
15626 (inverted_post_order_compute): Likewise.
15627 (pre_and_rev_post_order_compute_fn): Likewise.
15628 (single_pred_before_succ_order): Likewise.
15629 * cfgexpand.c (pass_expand::execute): Likewise.
15630 * cfgloop.c (verify_loop_structure): Likewise.
15631 * cfgloopmanip.c (fix_bb_placements): Likewise.
15632 (remove_path): Likewise.
15633 (update_dominators_in_loop): Likewise.
15634 * cfgrtl.c (break_superblocks): Likewise.
15635 * ddg.c (check_sccs): Likewise.
15636 (create_ddg_all_sccs): Likewise.
15637 * df-core.c (df_worklist_dataflow): Likewise.
15638 * dse.c (dse_step3): Likewise.
15639 * except.c (eh_region_outermost): Likewise.
15640 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15641 * gcse.c (prune_expressions): Likewise.
15642 (prune_insertions_deletions): Likewise.
15643 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15644 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15645 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15646 * lcm.c (compute_earliest): Likewise.
15647 (compute_farthest): Likewise.
15648 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15649 (unroll_loop_runtime_iterations): Likewise.
15650 (unroll_loop_stupid): Likewise.
15651 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15652 * lra-lives.c: Likewise.
15653 * lra.c (lra): Likewise.
15654 * modulo-sched.c (schedule_reg_moves): Likewise.
15655 (optimize_sc): Likewise.
15656 (get_sched_window): Likewise.
15657 (sms_schedule_by_order): Likewise.
15658 (check_nodes_order): Likewise.
15659 (order_nodes_of_sccs): Likewise.
15660 (order_nodes_in_scc): Likewise.
15661 * recog.c (split_all_insns): Likewise.
15662 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15663 * reload1.c (reload): Likewise.
15664 * sched-rgn.c (haifa_find_rgns): Likewise.
15665 (split_edges): Likewise.
15666 (compute_trg_info): Likewise.
15667 * sel-sched.c (init_seqno): Likewise.
15668 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15669 * tree-into-ssa.c (update_ssa): Likewise.
15670 * tree-ssa-live.c (live_worklist): Likewise.
15671 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15672 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15674 (try_peel_loop): Likewise.
15675 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15677 * tree-ssa-pre.c (compute_antic): Likewise.
15678 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15679 * tree-stdarg.c (reachable_at_most_once): Likewise.
15680 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15681 * var-tracking.c (vt_find_locations): Likewise.
15683 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15685 * sbitmap.h (auto_sbitmap): New class.
15687 2016-07-26 Alan Modra <amodra@gmail.com>
15690 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15693 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15695 * input.c (selftest::temp_source_file::temp_source_file): Fix
15696 missing "%s" in fprintf.
15698 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15700 PR middle-end/71732
15701 * cselib.c (cselib_process_insn): Invalidate argument slots for
15704 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15706 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15707 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15708 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15710 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15712 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15713 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15714 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15716 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15718 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15719 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15721 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15722 (add<mode>3): Likewise.
15723 (sub<mode>3): Likewise.
15724 (mul<mode>3): Likewise.
15725 (div<mode>3): Likewise.
15726 (*div<mode>3): Likewise.
15727 (<fmaxmin><mode>3): Extend to HF.
15728 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15729 (fabd<mode>3): Likewise.
15730 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15731 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15732 (aarch64_fmulx<mode>): Likewise.
15733 (aarch64_fac<optab><mode>): Likewise.
15734 (aarch64_frecps<mode>): Likewise.
15735 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15736 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15737 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15738 (VSDQ_HSDI): Support HI.
15739 (fcvt_target, FCVT_TARGET): Likewise.
15740 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15741 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15742 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15743 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15744 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15745 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15746 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15747 vrsqrtsh_f16): New.
15749 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15751 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15752 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15753 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15754 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15756 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15757 (aarch64_cm<optab><mode>): Likewise.
15758 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15759 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15760 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15761 (sqrt<mode>2): Likewise.
15762 (*sqrt<mode>2): Likewise.
15763 (abs<mode>2): Likewise.
15764 (<optab><mode>hf2): New pattern for HF mode.
15765 (<optab>hihf2): Likewise.
15766 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15767 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15768 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15770 * config/aarch64/arm_fp16.h: New file.
15771 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15772 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15773 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15774 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15775 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15776 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15777 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15778 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15779 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15780 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15781 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15782 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15785 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15787 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15788 reduc_smin_scal_): Use VDQIF_F16.
15789 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15790 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15792 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15793 * config/aarch64/iterators.md (VDQIF_F16): New.
15794 (vp): Support HF modes.
15795 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15796 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15798 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15800 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15801 "*aarch64_mulx_elt_from_dup<mode>".
15802 (*aarch64_mul3_elt<mode>): Update schedule type.
15803 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15804 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15805 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15806 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15807 (f, fp): Support HF modes.
15808 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15809 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15810 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15811 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15812 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15813 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15815 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15817 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15818 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15820 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15823 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15825 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15826 * config/aarch64/aarch64-simd.md
15827 (aarch64_rsqrts<mode>): Extend to HF modes.
15828 (fabd<mode>3): Likewise.
15829 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15830 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15831 (aarch64_<maxmin_uns>p<mode>): Likewise.
15832 (<su><maxmin><mode>3): Likewise.
15833 (<maxmin_uns><mode>3): Likewise.
15834 (<fmaxmin><mode>3): Likewise.
15835 (aarch64_faddp<mode>): Likewise.
15836 (aarch64_fmulx<mode>): Likewise.
15837 (aarch64_frecps<mode>): Likewise.
15838 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15839 (add<mode>3): Extend to HF modes.
15840 (sub<mode>3): Likewise.
15841 (mul<mode>3): Likewise.
15842 (div<mode>3): Likewise.
15843 (*div<mode>3): Likewise.
15844 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15846 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15847 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15848 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15849 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15850 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15851 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15852 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15853 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15854 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15855 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15856 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15857 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15858 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15859 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15861 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15863 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15864 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15865 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15866 (neg<mode>2): Likewise.
15867 (abs<mode>2): Likewise.
15868 (<frint_pattern><mode>2): Likewise.
15869 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15870 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15871 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15872 (ftrunc<VDQF:mode>2): Likewise.
15873 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15874 (sqrt<mode>2): Likewise.
15875 (*sqrt<mode>2): Likewise.
15876 (aarch64_frecpe<mode>): Likewise.
15877 (aarch64_cm<optab><mode>): Likewise.
15878 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15880 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15881 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15883 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15884 (vdupq_n_f16): Likewise.
15885 (vld1_dup_f16): Use vdup_n_f16.
15886 (vld1q_dup_f16): Use vdupq_n_f16.
15887 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15888 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15889 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15890 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15891 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15892 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15893 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15894 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15895 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15896 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15897 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15898 vsqrt_f16, vsqrtq_f16): New.
15900 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15902 * config/aarch64/aarch64-simd.md
15903 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15904 (aarch64_ext<mode>): Likewise.
15905 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15906 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15907 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15909 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15911 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15912 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15913 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15914 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15915 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15916 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15917 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15919 (vmov_n_f16): Reimplement using vdup_n_f16.
15920 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15922 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15924 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15925 "frame_related_p". Generate CFA annotation when it's necessary.
15926 (aarch64_expand_prologue): Use aarch64_add_constant.
15927 (aarch64_expand_epilogue): Likewise.
15928 (aarch64_output_mi_thunk): Pass "false" when calling
15929 aarch64_add_constant.
15931 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15933 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15936 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15938 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15939 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15940 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15941 (aarch64_build_constant): Delete.
15943 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15946 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15948 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15949 flag_toplevel_reorder.
15951 2016-07-25 Richard Biener <rguenther@suse.de>
15953 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15954 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15955 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15956 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15957 (streamer_get_builtin_tree): Likewise.
15958 (streamer_write_builtin): Likewise.
15959 * lto-streamer.h (LTO_builtin_decl): Remove.
15960 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15961 (lto_input_scc): Remove LTO_builtin_decl handling.
15962 (lto_input_tree_1): Liekwise.
15963 * lto-streamer-out.c (lto_output_tree_1): Remove special
15964 handling of builtins.
15965 (DFS::DFS): Likewise.
15966 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15967 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15969 (streamer_write_builtin): Remove.
15971 2016-07-25 Martin Liska <mliska@suse.cz>
15973 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15974 if flag_auto_profile is set to true.
15976 2016-07-25 Martin Liska <mliska@suse.cz>
15978 PR gcov-profile/71868
15979 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15980 have a function with multiple latches, count them all.
15982 2016-07-25 Martin Liska <mliska@suse.cz>
15984 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15986 2016-07-25 Martin Liska <mliska@suse.cz>
15988 PR tree-optimization/71987
15989 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15990 just for SSA_NAMEs. Fix GNU coding style.
15992 2016-07-25 Martin Liska <mliska@suse.cz>
15994 PR gcov-profile/64874
15995 * gcov-io.h: Update command about file format.
15996 * gcov-iov.c (main): Adapt the numbering scheme.
15998 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16000 PR middle-end/66726
16001 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16002 whose result is used in PHI.
16003 (final_range_test_p): Likewise.
16004 (maybe_optimize_range_tests): Likewise.
16006 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16008 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16009 Reformat two multi-line strings.
16011 2016-07-22 Martin Sebor <msebor@redhat.com>
16013 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16015 2016-07-22 Martin Sebor <msebor@redhat.com>
16018 * doc/extend.texi (Compound Literals): Correct and clarify.
16019 (Cast to Union): Same.
16021 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16023 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16024 comments to explain why certain error messages make mention of
16025 undocumented options.
16026 (rs6000_invalid_builtin): Change error messages to replace mention
16027 of undocumented options with mention of the -mcpu=power9 option
16028 that enables those undocumented options.
16029 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16030 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16031 definition of this macro to correct an existing error.
16032 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16033 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16034 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16035 descriptions of built-in functions so that they depend on
16036 -mcpu=power9 instead of on the corresponding undocumented flags.
16037 * doc/invoke.texi (Option Summary): Remove all mention of newly
16038 undocumented flags.
16039 (IBM RS/6000 and PowerPC Options): Likewise.
16040 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16041 mention of newly undocumented flags.
16043 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16045 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16046 when target_clones attribute is set.
16048 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16050 * common.opt (funsafe-loop-optimizations): Mark ignore.
16051 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16052 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16054 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16055 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16057 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16059 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16061 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16063 (number_of_iterations_exit): Warn missed loop optimization for
16064 possible infinite loops.
16066 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16069 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16070 when to emit a ".machine" pseudo-op.
16072 2016-07-22 Martin Liska <mliska@suse.cz>
16074 PR gcov-profile/69028
16075 PR gcov-profile/62047
16076 * coverage.c (coverage_compute_lineno_checksum): Do not
16077 calculate checksum for fns w/o xloc.file.
16078 (coverage_compute_profile_id): Likewise.
16080 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16082 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16083 (avr_secondary_reload): ...and implementation.
16084 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16085 * config/avr/avr.md (reload_in<mode>): Remove insns.
16086 (adjust_len) [lpm]: Remove insn attribute value.
16087 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16089 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16091 PR middle-end/71876
16092 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16094 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16095 * calls.c (special_function_p): Remove the special handling of the
16096 "__builtin_" prefix.
16098 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16100 PR middle-end/71876
16101 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16102 if STMT may be an alloca call.
16103 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16104 builtin alloca call.
16105 * calls.h (gimple_maybe_alloca_call_p): New function.
16106 * tree-inline.c (inline_forbidden_p_stmt): Use
16107 gimple_maybe_alloca_call_p here.
16109 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16111 * spellcheck-tree.c (best_macro_match::best_macro_match):
16112 Explictly specify the template arguments when invoking the base
16113 class constructor, to help older C++ compilers.
16115 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16118 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16119 before builtin_decl_implicit.
16121 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16123 * optabs.c (emit_condiitonal_move): Short circuit for identical
16126 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16128 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16129 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16130 (noce_conversion_profitable_p): New.
16131 (noce_try_store_flag_constants): Use it.
16132 (noce_try_addcc): Likewise.
16133 (noce_try_store_flag_mask): Likewise.
16134 (noce_try_cmove): Likewise.
16135 (noce_try_cmove_arith): Likewise.
16136 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16138 (noce_convert_multiple_sets): Move cost model to here, from...
16139 (bb_ok_for_noce_convert_multiple_sets) ...here.
16140 (noce_process_if_block): Update calls for above changes.
16141 (noce_find_if_block): Record new noce_if_info parameters.
16143 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16145 * target.def (max_noce_ifcvt_seq_cost): New.
16146 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16147 * doc/tm.texi: Regenerate.
16148 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16149 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16150 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16151 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16152 * doc/invoke.texi: Document new params.
16154 2016-07-21 Richard Biener <rguenther@suse.de>
16156 PR tree-optimization/71947
16157 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16158 ranges have useful limit_vr information.
16160 2016-07-21 Richard Biener <rguenther@suse.de>
16162 * function-tests.c (build_trivial_generic_function): Set
16163 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16164 * omp-low.c (create_omp_child_function): Likewise.
16165 (grid_expand_target_grid_body): Likewise.
16166 * cgraphunit.c (init_lowered_empty_function): Likewise.
16167 (cgraph_node::expand_thunk): Likewise.
16168 * tree-parloops.c (create_loop_fn): Likewise.
16169 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16171 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16173 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16176 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16178 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16179 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16180 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16181 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16182 values for insn attribute.
16183 * config/avr/avr.c (avr_out_insert_notbit): New function.
16184 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16185 ADJUST_LEN_INSV_NOTBIT_0/_7.
16186 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16188 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16190 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16191 (chrec_convert_1, chrec_convert): Ditto.
16192 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16193 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16194 * tree-vrp.c (adjust_range_with_scev): Ditto.
16195 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16196 (scev_var_range_cant_overflow): New function.
16197 (scev_probably_wraps_p): New parameter. Call above function.
16198 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16200 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16202 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16203 by removing computation of may_be_zero.
16205 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16207 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16209 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16211 Improving concepts performance and diagnostics.
16212 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16213 for constraint satisfaction and subsumption.
16214 * timevar.h (auto_timevar): New constructor that matches the push/pop
16215 pattern of usage in pt.c.
16217 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16219 * hwint.h (HOST_WIDE_INT_0): New define.
16220 (HOST_WIDE_INT_0U): Ditto.
16221 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16222 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16223 * simplify-rtx.c: Ditto.
16224 * tree-object-size.c: Ditto.
16226 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16228 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16231 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16233 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16234 * combine.c: Use HOST_WIDE_INT_M1U instead of
16235 ~(unsigned HOST_WIDE_INT) 0.
16236 * double-int.h: Ditto.
16238 * dwarf2asm.c:Ditto.
16240 * genmodes.c: Ditto.
16242 * read-rtl.c: Ditto.
16243 * tree-ssa-loop-ivopts.c: Ditto.
16244 * tree-ssa-loop-prefetch.c: Ditto.
16245 * tree-vect-generic.c: Ditto.
16246 * tree-vect-patterns.c: Ditto.
16249 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16251 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16252 constant addresses outside [0,0xc0] into a register.
16253 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16254 cases where the base address register is unused after.
16255 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16256 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16257 (avr_out_store_psi_reg_disp_tiny): Same.
16259 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16261 Implement attribute progmem on reduced Tiny cores by adding
16262 flash offset 0x4000 to respective symbols.
16265 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16266 documentation how it works on reduced Tiny cores.
16267 (AVR Named Address Spaces): No support for reduced Tiny.
16268 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16269 (avr_address_tiny_pm_p): New static function.
16270 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16271 if the address is in progmem.
16272 (avr_assemble_integer): Same.
16273 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16274 for symbol_ref in progmem.
16275 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16276 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16277 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16279 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16281 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16282 * configure: Regenerate.
16283 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16284 (USE_THIN_ARCHIVES): New variable.
16285 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16286 this archive as a thin archive.
16288 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16290 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16291 same location as last time, don't skip if we have fix-it hints.
16292 Clarify the skipping logic by converting it from one "if" clause
16293 to repeated "if" clauses.
16294 * spellcheck-tree.c: Include "cpplib.h".
16295 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16296 (best_macro_match::best_macro_match): New constructor.
16297 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16298 Move here from c/c-decl.c.
16299 (class best_macro_match): Move here from c/c-decl.c, converting
16300 from a typedef to a subclass, gaining a ctor.
16302 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16304 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16305 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16307 (avr_addr_space_diagnose_usage): ...and implementation.
16308 (avr_addr_space_supported_p): New function.
16309 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16310 report bad address space usage if that space is supported.
16311 (avr_insert_attributes): Same. No more complain about unsupported
16313 * config/avr/avr-c.c (tm_p.h): Include it.
16314 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16315 macro if avr_addr_space_supported_p.
16317 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16319 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16320 flag_toplevel_reorder.
16322 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16324 * gcc-rich-location.c
16325 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16327 * gcc-rich-location.h
16328 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16330 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16332 * target.def (addr_space): Add new diagnose_usage to hook vector.
16333 * targhooks.c (default_addr_space_diagnose_usage): Add default
16334 implementation and...
16335 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16336 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16337 is some address space, call targetm.addr_space.diagnose_usage.
16338 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16339 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16340 * doc/tm.texi: Regenerate.
16342 2016-07-20 Martin Liska <mliska@suse.cz>
16344 PR middle-end/71898
16345 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16346 Properly handly PHI stmts.
16348 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16350 PR tree-optimization/71503
16351 PR tree-optimization/71683
16352 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16355 2016-07-20 Martin Liska <mliska@suse.cz>
16357 * doc/invoke.texi (-fipa-ra): Document when the option is
16358 disabled. Fix a typo.
16360 2016-07-20 Martin Liska <mliska@suse.cz>
16362 * Makefile.in: Include fibonacci_heap.c
16363 * fibonacci_heap.c: New file.
16364 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16365 (fibonacci_heap::union_with): Fix deletion of the second heap.
16366 * selftest-run-tests.c (selftest::run_tests): Incorporate
16367 fibonacci heap tests.
16368 * selftest.h: Declare fibonacci_heap_c_tests.
16370 2016-07-20 Martin Liska <mliska@suse.cz>
16372 * selftest-run-tests.c (selftest::run_tests): New function.
16373 * selftest.h (sreal_c_tests): Declare.
16374 * sreal.c (sreal_verify_basics): New function.
16375 (verify_aritmetics): Likewise.
16376 (sreal_verify_arithmetics): Likewise.
16377 (verify_shifting): Likewise.
16378 (sreal_verify_shifting): Likewise.
16379 (void sreal_c_tests): Likewise.
16381 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16383 PR rtl-optimization/71916
16384 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16385 bb which have a single succ fake edge.
16387 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16390 * dwarf2out.c (gen_subprogram_die): Only call
16391 gen_unspecified_parameters_die while dumping early dwarf.
16393 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16395 PR middle-end/71874
16396 * gimple-fold.c (fold_builtin_memory_op): Use
16397 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16399 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16401 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16402 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16403 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16404 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16405 * combine.c: Ditto.
16408 * double-int.c: Ditto.
16410 * dwarf2out.c: Ditto.
16413 * fold-const.c: Ditto.
16414 * function.c: Ditto.
16416 * genmodes.c: Ditto.
16420 * loop-doloop.c: Ditto.
16421 * loop-invariant.c: Ditto.
16422 * loop-iv.c: Ditto.
16427 * rtlanal.c: Ditto.
16428 * simplify-rtx.c: Ditto.
16429 * stor-layout.c: Ditto.
16431 * tree-ssa-loop-ivopts.c: Ditto.
16432 * tree-vect-generic.c: Ditto.
16433 * tree-vect-patterns.c: Ditto.
16438 * wide-int-print.cc: Ditto.
16439 * wide-int.cc: Ditto.
16440 * wide-int.h: Ditto.
16442 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16444 * selftest.c (selftest::assert_streq): Handle NULL values of
16445 val_actual and val_expected.
16447 2016-07-19 Martin Jambor <mjambor@suse.cz>
16450 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16451 rather than cgraph_create_node to get a call graph node.
16453 2016-07-19 Richard Biener <rguenther@suse.de>
16455 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16456 handle all tcc_constant bases and valueize SSA names.
16457 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16458 tcc_constant bases.
16460 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16462 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16463 the flags of the exit block and bb2, not just the entry block.
16465 2016-07-19 Richard Biener <rguenther@suse.de>
16467 PR tree-optimization/71901
16468 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16469 align member, group stuff with the bitfield.
16470 (vn_ref_op_align_unit): New inline.
16471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16472 record element alignment and operand 3 unchanged.
16473 (ao_ref_init_from_vn_reference): Adjust.
16474 (valueize_refs_1): Likewise.
16475 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16477 2016-07-19 Richard Biener <rguenther@suse.de>
16479 PR tree-optimization/71908
16480 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16481 symbolic constants in a more reliable way.
16483 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16485 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16487 (vect_update_inits_of_drs): Likewise.
16488 (vect_create_cond_for_alias_checks): Likewise.
16489 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16491 2016-07-19 Richard Biener <rguenther@suse.de>
16494 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16495 with an abstract origin that is not an inlined function outer
16496 scope add a self-reference as abstract origin.
16497 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16499 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16502 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16503 unintentional System V.4 structure return breakage for structures
16504 with a single floating point element.
16506 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16508 PR tree-optimization/71734
16509 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16510 contains REF, use it to check safelen, assume that safelen value
16511 must be greater 1, fix style.
16512 (ref_indep_loop_p_2): Add REF_LOOP argument.
16513 (ref_indep_loop_p): Pass LOOP as additional argument to
16514 ref_indep_loop_p_2.
16516 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16518 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16519 allocation in the prologue.
16520 * explow.c (get_dynamic_stack_base): New function to return an address
16521 expression for the dynamic stack base.
16522 (get_dynamic_stack_size): New function to do the required dynamic stack
16523 space size calculations.
16524 (allocate_dynamic_stack_space): Use new functions.
16525 (align_dynamic_address): Move some code from
16526 allocate_dynamic_stack_space to new function.
16527 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16529 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16531 * config/s390/s390.c (s390_encode_section_info): Always set
16532 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16535 2016-07-18 Richard Biener <rguenther@suse.de>
16537 PR tree-optimization/71893
16538 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16539 for sizetype cast added by array_ref_element_size.
16540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16542 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16544 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16545 register parameters. Remove code to initialize argument pointer
16546 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16547 using a pc-relative branch. Cleanup conditional code.
16548 * config/pa/pa.md (call_mcount): New expander.
16549 (call_mcount_nonpic): New insn.
16550 (call_mcount_pic): New insn and split.
16551 (call_mcount_pic_post_reload): New insn.
16552 (call_mcount_64bit): New insn and split.
16553 (call_mcount_64bit_post_reload): New insn.
16555 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16557 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16558 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16559 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16560 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16561 (*usum_widenqihi3, *udiff_widenqihi3)
16562 (*addhi3_zero_extend.const): New combiner insns.
16563 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16564 just 1 bit is affected.
16565 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16566 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16568 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16570 * omp-low.c (lower_omp_target): Mark data clauses with
16571 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16572 zero-length subarrays.
16574 2016-07-15 Richard Biener <rguenther@suse.de>
16576 PR tree-optimization/71881
16577 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16578 reverse DOM order to make debug temp generation happy.
16580 2016-07-15 Richard Biener <rguenther@suse.de>
16582 PR tree-optimization/71887
16583 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16584 verify it is not zero for division / modulo handling.
16585 (value_replacement): Adjust.
16587 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16588 Julian Brown <julian@codesourcery.com>
16590 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16591 * config/aarch64/aarch64-cost-tables.h
16592 (vulcan_extra_costs): New variable.
16593 * config/aarch64/aarch64.c
16594 (vulcan_addrcost_table): Likewise.
16595 (vulcan_regmove_cost): Likewise.
16596 (vulcan_vector_cost): Likewise.
16597 (vulcan_branch_cost): Likewise.
16598 (vulcan_tunings): Likewise.
16600 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16602 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16603 (output_in_order): Loop over undefined variables too. Output them
16604 via assemble_undefined_decl. Skip variables that correspond to hard
16605 registers or have value-exprs.
16606 * varpool.c (symbol_table::output_variables): Handle undefined
16607 variables together with defined ones.
16609 2016-07-15 Richard Biener <rguenther@suse.de>
16611 * tree-ssa-pre.c (get_representative_for): Make sure to return
16612 the value number of SSA names.
16613 (phi_translate_1): get_representative_for cannot return NULL.
16614 (do_pre_regular_insertion): Remove redundant call to
16615 fully_constant_expression.
16616 (do_pre_partial_partial_insertion): Likewise.
16618 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16620 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16621 (derive_simple_iv_with_niters): New function.
16622 (simple_iv): Rewrite using simple_iv_with_niters.
16623 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16624 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16626 (number_of_iterations_exit): Rewrite using above function.
16627 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16630 2016-07-15 Richard Biener <rguenther@suse.de>
16632 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16633 vec_construct cost.
16635 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16637 PR tree-optimization/71872
16638 * tree-data-ref.c (get_references_in_stmt): Ignore references
16639 with is_gimple_constant get_base_address.
16641 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16643 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16644 (TARGET_HAVE_LDACQD): New macro.
16645 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16646 than TARGET_HAVE_LDACQ.
16647 (arm_load_acquire_exclusivedi): Likewise.
16648 (arm_store_release_exclusivedi): Likewise.
16650 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16652 PR rtl-optimization/71878
16653 * lra-constraints.c (match_reload): Pass information about other
16654 output operands. Create new unique register value if matching input
16655 operand shares same register value as output operand being considered.
16656 (curr_insn_transform): Record output operands already processed.
16658 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16661 PR tree-optimization/70923
16662 * tree-vect-patterns.c: Include mult-synthesis.h.
16663 (target_supports_mult_synth_alg): New function.
16664 (synth_lshift_by_additions): Likewise.
16665 (apply_binop_and_append_stmt): Likewise.
16666 (vect_synth_mult_by_constant): Likewise.
16667 (target_has_vecop_for_code): Likewise.
16668 (vect_recog_mult_pattern): Use above functions to synthesize vector
16669 multiplication by integer constants.
16671 2016-07-14 Alan Modra <amodra@gmail.com>
16673 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16674 gpr alternatives. Correct '*' placement on Y,r alternative.
16675 Add '*' on operand 1 of r,r alternative.
16677 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16679 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16680 * expmed.h: ... Here.
16682 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16684 * gimple.h (stmt_can_terminate_bb_p): New function.
16685 * tree-cfg.c (need_fake_edge_p): Rename to ...
16686 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16687 throw external; handle const and pure calls.
16688 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16690 2016-07-14 Richard Biener <rguenther@suse.de>
16692 PR tree-optimization/71866
16693 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16694 (do_hoist_insertion): Avoid endless recursion when we
16695 didn't insert anything because we managed to simplify
16696 things down to a constant or SSA name.
16697 (fully_constant_expression): Re-write in terms of ...
16698 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16699 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16700 vn_nary_build_or_lookup_1.
16701 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16702 (vn_nary_build_or_lookup): ... this which now wraps it.
16704 2016-07-14 Alan Modra <amodra@gmail.com>
16707 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16708 with p9_vector override before power9-dform override.
16710 2016-07-13 Andi Kleen <ak@linux.intel.com>
16712 * value-prof.c (gimple_value_profile_transformations): Don't run
16713 when auto_profile is on.
16715 2016-07-13 Andi Kleen <ak@linux.intel.com>
16717 * auto-profile.c (update_inlined_ind_target,
16718 afdo_indirect_call): Print information to dump file.
16720 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16722 * genrecog.c (special_predicate_operand_p): New function.
16723 (predicate_name): Move function.
16724 (validate_pattern): Don't warn about missing mode for all
16725 define_special_predicate predicates.
16727 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16729 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16730 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16731 resolve alias checks which are known at compilation time.
16732 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16733 alias checks are resolved. Move dump info for too many runtime
16734 alias checks to here...
16735 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16737 2016-07-13 Richard Biener <rguenther@suse.de>
16739 PR tree-optimization/24574
16740 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16741 position and add shift, rotate, divison and modulo support
16743 (value_replacement): Pass in argument position to absorbing_element_p.
16745 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16748 * ipa-inline-transform.c (inline_call): Support
16749 instrumented thunks.
16751 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16753 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16754 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16756 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16757 Baseline. Make initial alternative TARGET_32BIT only.
16758 (udivsi3): Likewise.
16759 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16760 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16763 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16765 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16766 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16767 availability with TARGET_HAVE_MOVT.
16768 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16769 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16770 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16772 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16773 extra instruction if MOVW is available. Use a cost variable
16774 incremented by COSTS_N_INSNS (1) when the condition match rather than
16775 returning an arithmetic expression based on COSTS_N_INSNS. Make
16776 constant with bottom half word zero cost 2 instruction if MOVW is
16778 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16779 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16780 target is ARMv8-M Baseline.
16781 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16782 (arm_movtas_ze): Likewise.
16783 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16784 alternative for constants satisfying j constraint.
16785 (thumb1_movsi_insn): Likewise.
16786 (movsi splitter for K alternative): Tighten condition to not trigger
16787 if movt is available and j constraint is satisfied.
16788 (Pe immediate splitter): Likewise.
16789 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16790 constant fitting in an halfword to use MOVW.
16791 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16794 2016-07-13 Richard Biener <rguenther@suse.de>
16796 PR middle-end/71104
16797 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16798 gimplifying the LHS. Make sure to gimplify a returning twice
16799 call LHS without using SSA names.
16801 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16803 * tree-data-ref.c (find_data_references_in_stmt): Remove
16804 unnecessary call to vec::release.
16805 (graphite_find_data_references_in_stmt): Likewise.
16806 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16807 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16809 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16811 * cfgexpand.c (expand_used_vars): Make the type of a local
16813 * genmatch.c (lower_for): Likewise.
16814 * haifa-sched.c (haifa_sched_init): Likewise.
16815 (add_to_speculative_block): Likewise.
16816 (create_check_block_twin): Likewise.
16817 * predict.c (handle_missing_profiles): Likewise.
16818 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16819 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16820 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16822 (maybe_lower_iteration_bound): Likewise.
16823 * tree-ssa-sccvn.c (DFS): Likewise.
16824 * tree-stdarg.c (reachable_at_most_once): Likewise.
16825 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16826 (vectorizable_store): Likewise.
16828 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16830 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16831 (sccvn_dom_walker): make cond_stack an auto_vec.
16833 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16835 * ree.c (struct ext_state): Make type of members auto_vec.
16836 (find_and_remove_re): Adjust.
16838 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16840 * cfgexpand.c (struct stack_vars_data): Make type of fields
16842 (expand_used_vars): Adjust.
16844 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16846 * ipa.c (record_cdtor_fn): Adjust.
16847 (build_cdtor_fns): Likewise.
16848 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16851 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16853 * genextract.c (struct accum_extract): Add constructor and make
16855 (gen_insn): Adjust.
16857 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16859 * tree.c (struct free_lang_data_d): Add constructor and change
16860 types of members to ones that automatically manage resources.
16861 (fld_worklist_push): Adjust.
16862 (find_decls_types): Likewise.
16863 (find_decls_types_in_eh_region): Likewise.
16864 (free_lang_data_in_cgraph): Stop manually creating and
16865 destroying members of free_lang_data_d.
16867 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16869 PR rtl-optimization/68961
16870 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16871 peephole variant. Use sse_reg_operand predicates.
16873 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16875 * config/i386/predicates.md (x86_64_immediate_operand)
16876 <case CONST_INT>: Remove unneeded truncation to DImode.
16877 <case CONST>: Ditto.
16878 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16880 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16883 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16884 The xxperm and xxpermr instructions require that the 2nd input
16885 operand overlap with the output operand, and not the 1st.
16886 (altivec_vperm_v8hiv16qi): Likewise.
16887 (altivec_vperm_<mode>_uns_internal): Likewise.
16888 (altivec_vpermr_<mode>_internal): Likewise.
16889 (vperm_v8hiv4si): Likewise.
16890 (vperm_v16qiv8hi): Likewise.
16892 2016-07-12 Nathan Sidwell <nathan@acm.org>
16894 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16895 when -mno-pic-data-is-text-relative is in effect, by default.
16896 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16897 behavior and clarify.
16899 2016-07-12 Martin Liska <mliska@suse.cz>
16901 * params.def: Add avg-loop niter.
16902 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16903 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16904 * doc/invoke.texi: Document the new parameter.
16906 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16908 PR middle-end/71700
16909 * expr.c (store_constructor): Mask sign-extended bits when widening
16910 sub-word constructor element at the start of a word.
16912 2016-07-12 Martin Liska <mliska@suse.cz>
16914 * Makefile.in: Append rule for params-options.h.
16915 * params-options.h: New file.
16917 2016-07-12 Martin Liska <mliska@suse.cz>
16919 * ira-build.c (mark_loops_for_removal): Properly iterate
16922 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16923 Richard Biener <rguenther@suse.de>
16925 PR tree-optimization/23286
16926 PR tree-optimization/70159
16927 * doc/invoke.texi: Document -fcode-hoisting.
16928 * common.opt (fcode-hoisting): New flag.
16929 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16930 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16931 (do_regular_insertion): Rename to ...
16932 (do_pre_regular_insertion): ... this and amend general comments
16933 on insertion strathegy.
16934 (do_partial_partial_insertion): Rename to ...
16935 (do_pre_partial_partial_insertion): ... this.
16936 (do_hoist_insertion): New function.
16937 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16938 and call do_hoist_insertion properly.
16940 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16941 (pass_pre::execute): Register hoist_insert stats.
16943 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16945 PR middle-end/71716
16946 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16947 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16948 is different from mode's bitsize. Small cleanup.
16950 2016-07-12 Richard Biener <rguenther@suse.de>
16952 PR rtl-optimization/68961
16953 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16954 to simplify to a non-constant.
16956 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16958 PR middle-end/71758
16959 * omp-low.c (expand_omp_target): Gimplify device.
16961 PR tree-optimization/71823
16962 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16963 to get vec_oprnds2 from op2.
16965 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16967 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16968 Hoist common subexpressions.
16969 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16971 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16974 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16975 prevent generation of 'stxsiwx' on pre Power8 hardware.
16977 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16979 * input.c: Include cpplib.h.
16980 (selftest::temp_source_file): New class.
16981 (selftest::temp_source_file::temp_source_file): New ctor.
16982 (selftest::temp_source_file::~temp_source_file): New dtor.
16983 (selftest::should_have_column_data_p): New function.
16984 (selftest::test_should_have_column_data_p): New function.
16985 (selftest::temp_line_table): New class.
16986 (selftest::temp_line_table::temp_line_table): New ctor.
16987 (selftest::temp_line_table::~temp_line_table): New dtor.
16988 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16989 it to create a temp_line_table.
16990 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16991 locations that are known to have column data.
16992 (selftest::line_table_case): New struct.
16993 (selftest::test_reading_source_line): Move tempfile handling
16994 to class temp_source_file.
16995 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16996 (selftest::assert_token_loc_eq): New function.
16997 (ASSERT_TOKEN_LOC_EQ): New macro.
16998 (selftest::test_lexer): New function.
16999 (selftest::boundary_locations): New array.
17000 (selftest::input_c_tests): Call test_should_have_column_data_p.
17001 Loop over a test matrix of interesting values of location and
17002 default_range_bits, calling test_lexer on each case in the matrix.
17003 Move call to test_accessing_ordinary_linemaps into the matrix.
17004 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17005 (ASSERT_EQ_AT): New macro.
17007 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17010 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17011 Don't convert TImode in debug insn.
17013 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17015 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17016 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17017 (tree_type_common::lang_flag_7): New.
17018 (tree_type_common::spare): Reduce size.
17019 * tree.h (TYPE_ALIGN_OK): Remove.
17020 (TYPE_LANG_FLAG_7): New.
17021 (get_inner_reference): Adjust header.
17022 * print-tree.c (print_node): Adjust.
17023 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17024 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17025 calls to get_inner_reference.
17026 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17027 handling of TYPE_ALIGN_OK.
17028 * builtins.c (get_object_alignment_2): Adjust call to
17029 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17030 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17032 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17033 * cfgexpand.c (expand_debug_expr): Likewise.
17034 * dbxout.c (dbxout_expand_expr): Likewise.
17035 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17036 loc_list_from_tree, fortran_common): Likewise.
17037 * fold-const.c (optimize_bit_field_compare,
17038 decode_field_reference, fold_unary_loc, fold_comparison,
17039 split_address_to_core_and_offset): Likewise.
17040 * gimple-laddress.c (execute): Likewise.
17041 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17042 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17043 * hsa-gen.c (gen_hsa_addr): Likewise.
17044 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17045 * tsan.c (instrument_expr): Likewise.
17046 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17047 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17048 * tree-affine.c (tree_to_aff_combination,
17049 get_inner_reference_aff): Adjust calls to get_inner_reference.
17050 * tree-data-ref.c (split_constant_offset_1,
17051 dr_analyze_innermost): Likewise.
17052 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17053 * tree-sra.c (ipa_sra_check_caller): Likewise.
17054 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17055 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17056 bswap_replace): Likewise.
17057 * tree-vect-data-refs.c (vect_check_gather,
17058 vect_analyze_data_refs): Likewise.
17059 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17060 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17063 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17065 * Makefile.in (selftest-valgrind): New phony target.
17066 * function-tests.c (selftest::build_cfg): Delete pass instances
17067 created by the test.
17068 (selftest::convert_to_ssa): Likewise.
17069 (selftest::test_expansion_to_rtl): Likewise.
17070 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17072 (selftest::test_diamond): Likewise.
17074 2016-07-11 Richard Biener <rguenther@suse.de>
17076 PR tree-optimization/71816
17077 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17078 than replacing all of its operands.
17080 2016-07-11 Alan Modra <amodra@gmail.com>
17082 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17083 (ctr<mode>): Add unspec.
17084 (ctr<mode>_internal*): Likewise.
17086 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17088 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17089 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17091 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17093 PR rtl-optimization/71621
17094 * lra-constraints.c (process_alt_operands): Check combination of
17095 reg class and mode.
17097 2016-07-08 Jason Merrill <jason@redhat.com>
17098 Richard Biener <rguenther@suse.de>
17100 P0145: Refining Expression Order for C++.
17101 * gimplify.c (initial_rhs_predicate_for): New.
17102 (gimplfy_modify_expr): Gimplify RHS before LHS.
17104 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17107 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17108 Allow standard error handling to take over when a wrong number
17109 of arguments is presented to __builtin_vec_ld () or
17110 __builtin_vec_st ().
17112 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17114 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17119 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17120 __builtin_aarch64_fmaxv2sf.
17121 (vmaxnmq_f32): Likewise.
17122 (vmaxnmq_f64): Likewise.
17123 (vminnm_f32): Likewise.
17124 (vminnmq_f32): Likewise.
17125 (vminnmq_f64): Likewise.
17127 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17130 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17131 enable -mfloat128-hardware by default.
17132 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17133 that IEEE 128-bit hardware support needs.
17134 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17135 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17136 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17137 floating point requires.
17138 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17139 -mfloat128 and -mfloat128-hardware changes.
17141 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17143 PR tree-optimization/71667
17144 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17146 2016-07-08 Martin Liska <mliska@suse.cz>
17148 PR middle-end/71606
17149 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17150 folding produces SAVE_EXPRs, thus return false for the type.
17152 2016-07-07 Martin Liska <mliska@suse.cz>
17154 * file-find.c (remove_prefix): New function.
17155 * file-find.h (remove_prefix): Declare the function.
17156 * gcc-ar.c (main): Skip a folder of the wrapper if
17157 a wrapped binary would point to the same file.
17159 2016-07-07 Jan Hubicka <jh@suse.cz>
17161 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17162 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17163 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17165 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17168 * ipa-inline-analysis.c (compute_inline_parameters): Set
17169 local.can_change_signature to false for intrumentation
17172 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17174 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17175 with TARGET_HAVE_MOVT.
17176 (TARGET_HAVE_MOVT): Define.
17177 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17178 availability with TARGET_HAVE_MOVT.
17179 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17181 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17183 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17184 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17185 * config/arm/constraints.md (define_constraint "j"): Use
17186 TARGET_HAVE_MOVT to check MOVT availability.
17188 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17190 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17192 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17194 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17195 (armv8-m.main): Likewise.
17196 (armv8-m.main+dsp): Likewise.
17197 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17198 (FL_FOR_ARCH8M_MAIN): Likewise.
17199 * config/arm/arm-tables.opt: Regenerate.
17200 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17201 armv8-m.main+dsp to BE8_LINK_SPEC.
17202 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17203 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17204 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17205 Baseline and Mainline.
17206 (arm_option_override_internal): Also disable arm_restrict_it when
17207 !arm_arch_notm. Update comment for -munaligned-access to also cover
17209 (arm_file_start): Increase buffer size for printing architecture name.
17210 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17211 and armv8-m.main+dsp.
17212 (mno-unaligned-access): Clarify that this is disabled by default for
17213 ARMv8-M Baseline architectures as well.
17215 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17217 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17218 decide whether to prevent some libgcc routines being included for some
17219 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17220 link between this condition and the one in
17221 libgcc/config/arm/lib1func.S.
17223 2016-07-07 Richard Biener <rguenther@suse.de>
17225 * tree-ssa-pre.c: Include alias.h.
17226 (compute_avail): If we have multiple VN_REFERENCEs with the
17227 same hashtable entry adjust that to make it a valid replacement
17228 for all of them with respect to alignment and aliasing
17229 when doing insertion.
17230 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17231 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17233 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17237 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17238 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17241 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17243 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17244 (adjust_mems): Adjust.
17245 (adjust_insn): Likewise.
17246 (prepare_call_arguments): Likewise.
17248 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17250 * gcse.c (struct ls_expr): Make stores field a vector.
17251 (ldst_entry): Adjust.
17252 (free_ldst_entry): Likewise.
17253 (print_ldst_list): Likewise.
17254 (compute_ld_motion_mems): Likewise.
17255 (update_ld_motion_stores): Likewise.
17257 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17259 * gcse.c (struct ls_expr): Remove loads field.
17260 (ldst_entry): Adjust.
17261 (free_ldst_entry): Likewise.
17262 (print_ldst_list): Likewise.
17263 (compute_ld_motion_mems): Likewise.
17265 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17267 * store-motion.c (struct st_expr): Make antic_stores a vector.
17268 (st_expr_entry): Adjust.
17269 (free_st_expr_entry): Likewise.
17270 (print_store_motion_mems): Likewise.
17271 (find_moveable_store): Likewise.
17272 (compute_store_table): Likewise.
17273 (remove_reachable_equiv_notes): Likewise.
17274 (replace_store_insn): Likewise.
17275 (build_store_vectors): Likewise.
17277 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17279 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17280 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17282 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17284 PR tree-optimization/71518
17285 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17286 misalign also for outer loops with negative step.
17288 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17290 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17291 (cortex_a53_shift): Add mov_shift.
17292 (cortex_a53_shift_reg): Add new reservation for register shifts.
17293 (cortex_a53_alu): Remove bfm.
17294 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17295 (cortex_a53_alu_extr): Add new reservation for EXTR.
17296 (bypasses): Improve bypass modelling.
17298 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17301 * config/avr/avr.c (avr_asm_select_section): Strip off
17302 SECTION_DECLARED from flags when calling get_section.
17304 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17306 * tree-vectorizer.h (vect_memory_access_type): Add
17307 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17308 * tree-vect-stmts.c (compare_step_with_zero): New function.
17309 (perm_mask_for_reverse): Move further up file.
17310 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17312 (get_negative_load_store_type): New function.
17313 (get_load_store_type): Call it. Add an ncopies argument.
17314 (vectorizable_mask_load_store): Update call accordingly and
17315 remove tests for negative steps.
17316 (vectorizable_store, vectorizable_load): Likewise. Handle new
17317 memory_access_types.
17319 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17321 * tree-vectorizer.h (vect_memory_access_type): New enum.
17322 (_stmt_vec_info): Add a memory_access_type field.
17323 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17324 (vect_model_store_cost): Take an access type instead of a boolean.
17325 (vect_model_load_cost): Likewise.
17326 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17327 vect_model_store_cost and vect_model_load_cost.
17328 * tree-vect-stmts.c (vec_load_store_type): New enum.
17329 (vect_model_store_cost): Take an access type instead of a
17330 store_lanes_p boolean. Simplify tests.
17331 (vect_model_load_cost): Likewise, but for load_lanes_p.
17332 (get_group_load_store_type, get_load_store_type): New functions.
17333 (vectorizable_store): Use get_load_store_type. Record the access
17334 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17335 (vectorizable_load): Likewise.
17336 (vectorizable_mask_load_store): Likewise. Replace is_store
17337 variable with vls_type.
17339 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17341 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17342 single_element_p parameter.
17343 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17344 Check the PR65518 case here rather than in vectorizable_load.
17345 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17346 * tree-vect-stmts.c (vectorizable_load): Likewise.
17348 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17350 * tree-vectorizer.h (gather_scatter_info): New structure.
17351 (vect_check_gather_scatter): Return a bool rather than a decl.
17352 Replace return-by-pointer arguments with a single
17353 gather_scatter_info *.
17354 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17355 (vect_analyze_data_refs): Update call accordingly.
17356 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17357 (vectorizable_mask_load_store): Likewise. Also record the
17358 offset dt and vectype in the gather_scatter_info.
17359 (vectorizable_store): Likewise.
17360 (vectorizable_load): Likewise.
17362 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17364 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17365 strided groups, use the cost of N scalar accesses instead
17366 of ncopies vector accesses.
17367 (vect_model_load_cost): Likewise.
17369 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17371 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17372 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17373 variable to indicate when once-per-group costs are being used.
17374 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17376 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17378 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17379 peeling-for-gaps condition.
17381 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17383 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17384 element to register if it doesn't match general_operand.
17386 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17387 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17389 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17391 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17392 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17393 (SIGNBIT): New mode iterator.
17394 (Fsignbit): New mode attribute.
17395 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17396 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17397 when direct moves are available.
17398 (signbit<mode>2_dm): New define_insn_and_split).
17399 (signbit<mode>2_dm2): New define_insn.
17401 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17403 PR rtl-optimization/71594
17404 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17405 into subregs of appropriate mode before trying to emit a conditional
17408 2016-07-05 Jan Hubicka <jh@suse.cz>
17410 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17411 (simple_iv): Use it.
17413 2016-07-05 Jan Hubicka <jh@suse.cz>
17415 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17417 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17419 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17422 2016-07-05 Jan Hubicka <jh@suse.cz>
17424 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17427 2016-07-05 Richard Biener <rguenther@suse.de>
17429 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17430 Handle empty else block.
17431 (is_feasible_trace): Likewise.
17432 (split_paths): Likewise.
17434 2016-07-05 Richard Biener <rguenther@suse.de>
17436 * tree-loop-distribution.c (distribute_loop): Fix issue with
17437 the cost model loop.
17439 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17441 * config/arm/neon-testgen.ml: Delete.
17442 * config/arm/neon.ml: Delete.
17444 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17447 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17448 directly using TREE_PURPOSE.
17450 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17452 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17453 * config/aarch64/aarch64_neon.h: Likewise.
17454 * config/aarch64/arm_neon.h: Likewise.
17455 * config/aarch64/atomics.md: Likewise.
17456 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17457 * doc/invoke.texi: Likewise.
17459 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17461 * config/s390/s390.md: Add "z13" cpu_facility.
17462 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17463 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17464 condition" type instructions.
17466 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17467 Jeff Law <law@redhat.com>
17469 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17470 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17472 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17474 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17475 permutation for TARGET_AVX512F.
17476 (ix86_expand_vec_one_operand_perm_avx512): New function.
17477 (expand_vec_perm_1): Invoke introduced function.
17478 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17479 it may be not valid after vectorization.
17481 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17484 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17485 typo in comment. Only force to memory if it is a weak
17486 external reference.
17488 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17489 Jiong Wang <jiong.wang@arm.com>
17491 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17492 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17493 (AARCH64_FL_F16): New.
17494 (AARCH64_FL_FOR_ARCH8_2): New.
17495 (AARCH64_ISA_8_2): New.
17496 (AARCH64_ISA_F16): New.
17497 (TARGET_FP_F16INST): New.
17498 (TARGET_SIMD_F16INST): New.
17499 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17500 ("fp"): Disabling "fp" also disables "fp16".
17501 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17502 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17503 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17504 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17506 2016-07-04 Jan Beulich <jbeulich@suse.com>
17508 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17510 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17513 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17514 the insns, use an insn form that does not adjust the offset on
17515 little endian systems.
17517 2016-07-01 Jan Beulich <jbeulich@suse.com>
17519 * varasm.c (get_variable_section): Validate initializer in
17520 named .bss-like sections.
17522 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17524 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17525 Exchange the order of the second and third operands in the vpermr
17526 instruction tmeplate.
17528 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17531 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17532 Disallow TDmode values.
17534 2016-07-01 Alan Modra <amodra@gmail.com>
17536 PR rtl-optimization/71709
17537 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17538 being set, not referenced.
17540 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17542 PR tree-optimization/70729
17543 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17544 of loop since it can be not valid after transformation.
17546 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17548 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17549 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17551 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17553 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17556 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17559 * config/rs6000/constraints.md (wY constraint): New constraint to
17560 match the requirements for the LXSD and STXSD instructions.
17561 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17562 predicate to match the requirements for the LXSD and STXSD
17564 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17565 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17566 to make sure that the bottom 2 bits of offset are 0, the address
17567 form is offsettable, and no updating is done in the address mode.
17568 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17569 (movdi_internal32): Likewise
17570 (movdi_internal64): Likewise.
17572 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17574 PR tree-optimization/71707
17575 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17576 strinfo even for ADDR_EXPR ptr.
17578 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17580 * config/rs6000/altivec.md (darn_32): Change the condition to
17581 TARGET_P9_MISC instead of TARGET_MODULO.
17582 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17583 condition expression.
17584 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17585 condition expression.
17586 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17587 (DFP_TEST): New code iterator.
17588 (dfptstsfi_<code>_mode>): New define_expand.
17589 (*dfp_sgnfcnc_<mode>): New define_insn.
17590 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17591 definition next to BU_P9_MISC_1 definition and change the MASK
17592 value to RS6000_BTM_P9_MISC.
17593 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17594 (BU_P9_64BIT_MISC_0): Likewise.
17595 (BU_P9_DFP_MISC_0): New macro definition.
17596 (BU_P9_DFP_MISC_1): New macro definition.
17597 (BU_P9_DFP_MISC_2): New macro definition.
17598 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17599 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17600 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17601 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17602 (TSTSFI_LT_TD): Likewise.
17603 (TSTSFI_EQ_DD): Likewise.
17604 (TSTSFI_EQ_TD): Likewise.
17605 (TSTSFI_GT_DD): Likewise.
17606 (TSTSFI_GT_TD): Likewise.
17607 (TSTSFI_OV_DD): Likewise.
17608 (TSTSFI_OV_TD): Likewise.
17609 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17610 (TSTSFI_LT_DD): Likewise.
17611 (TSTSFI_LT_TD): Likewise.
17612 (TSTSFI_EQ): Likewise.
17613 (TSTSFI_EQ_DD): Likewise.
17614 (TSTSFI_EQ_TD): Likewise.
17615 (TSTSFI_GT): Likewise.
17616 (TSTSFI_GT_DD): Likewise.
17617 (TSTSFI_GT_TD): Likewise.
17618 (TSTSFI_OV): Likewise.
17619 (TSTSFI_OV_DD): Likewise.
17620 (TSTSFI_OV_TD): Likewise.
17621 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17622 overloaded test significance functions.
17623 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17624 OPTION_MASK_P9_MISC into the representation of this mask.
17625 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17627 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17628 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17630 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17631 argument is a 6-bit unsigned literal value if the icode argument
17632 represents a DFP test significance built-in call.
17633 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17634 flag used independently and in combination with the
17635 RS6000_BTM_64BIT flag.
17636 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17637 (rs6000_builtin_mask_names): Add entry for power9-misc
17638 command-line option.
17639 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17640 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17641 RS6000_BTM_P9_MISC macros.
17642 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17643 option and change the description of the -mpower9-vector option to
17644 enable only vector instructions, removing its erroneously claimed
17645 support for scalar instructions.
17646 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17647 the ISA 3.0 digital floating point test significance built-in
17650 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17652 * config/aarch64/aarch64.c (cortexa35_tunings):
17653 Enable AES fusion. Use cortexa57_branch_cost.
17654 (cortexa53_tunings): Use cortexa57_branch_cost.
17655 (cortexa72_tunings): Use cortexa57_branch_cost.
17656 Use AUTOPREFETCHER_WEAK.
17657 (cortexa73_tunings): Use cortexa57_branch_cost.
17659 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17660 James Greenhalgh <james.greenhalgh@arm.com>
17662 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17663 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17664 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17665 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17666 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17667 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17668 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17669 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17670 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17671 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17672 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17673 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17674 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17677 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17678 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17680 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17682 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17684 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17687 * gcc.c (driver::build_option_suggestions): Pass "option" to
17688 add_misspelling_candidates.
17689 * opts-common.c (add_misspelling_candidates): Add "option" param;
17690 use it to avoid adding negated forms for options marked with
17692 * opts.h (add_misspelling_candidates): Add "option" param.
17694 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17696 PR middle-end/71693
17697 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17698 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17699 first when permuting bitwise operation with rotate. Cast
17700 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17702 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17704 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17705 for misspelled param names.
17706 * params.c: Include spellcheck.h.
17707 (find_param_fuzzy): New function.
17708 * params.h (find_param_fuzzy): New prototype.
17709 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17710 * spellcheck.h (struct edit_distance_traits<const char *>):
17713 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17715 * config/rs6000/predicates.md (const_0_to_7_operand): New
17716 predicate, recognize 0..7.
17717 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17718 support for doing extracts from V16QImode, V8HImode, V4SImode
17720 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17721 vector extract support.
17722 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17723 for ISA 3.0 vector extract.
17724 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17725 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17726 extracts of a constant element number from small integer vectors
17727 on 64-bit ISA 3.0 systems.
17728 (vsx_extract_<mode>_di): Likewise.
17729 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17730 say when we can do ISA 3.0 vector extracts.
17731 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17732 registers, using the stxsiwx instruction.
17734 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17736 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17737 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17738 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17739 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17740 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17741 * config/arm/arm.c (arm_qdf24xx_tune): New.
17743 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17745 * config/aarch64/aarch64.c (cortexa53_tunings):
17746 Increase loop alignment to 8. Set function alignment to 16.
17747 (cortexa35_tunings): Likewise.
17748 (cortexa57_tunings): Increase loop alignment to 8.
17749 (cortexa72_tunings): Likewise.
17750 (cortexa73_tunings): Likewise.
17752 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17754 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17755 for arm_fp16_ok and arm_fp16_hw.
17756 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17757 arm_fp16_alternative.
17759 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17761 PR tree-optimization/71655
17762 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17763 types when swapping operands.
17765 2016-06-29 Martin Liska <mliska@suse.cz>
17767 PR middle-end/71585
17768 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17769 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17770 of build_optimization_node.
17772 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17774 PR tree-optimization/70729
17775 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17776 independent in loops having positive safelen value.
17777 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17778 it may be not valid after vectorization.
17780 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17782 PR tree-optimization/71625
17783 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17784 is sorted by ascending list->offset. If PTR is non-NULL and there is
17785 previous strinfo, call get_stridx_plus_constant.
17786 (get_stridx): Pass exp as second argument to get_addr_stridx.
17787 (addr_stridxptr): Add missing list = list->next, so that there can be
17788 more than one entries in the list. Bump limit from 16 to 32. Ensure
17789 the list is sorted by ascending list->offset.
17790 (get_stridx_plus_constant): Adjust so that it can be also called with
17791 ADDR_EXPR instead of SSA_NAME as PTR.
17792 (handle_char_store): Pass NULL_TREE as second argument to
17795 2016-06-29 Richard Biener <rguenther@suse.de>
17797 PR rtl-optimization/68961
17798 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17800 2016-06-29 Richard Biener <rguenther@suse.de>
17802 PR middle-end/71002
17803 * alias.c (component_uses_parent_alias_set_from): Handle
17804 type punning through union accesses by using the union alias set.
17805 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17807 2016-07-29 Richard Biener <rguenther@suse.de>
17809 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17810 precision not matching mode precision.
17812 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17814 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17815 pa_output_arg_descriptor.
17816 (call_val_symref_64bit_post_reload): Likewise.
17817 (call_val_powf_64bit_post_reload): Likewise.
17818 (sibcall_internal_symref_64bit): Likewise.
17819 (sibcall_value_internal_symref_64bit): Likewise.
17821 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17823 PR middle-end/71626
17824 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17825 a constant, force its SUBREG_REG into memory or register instead
17828 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17831 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17832 * doc/invoke.texi (AVR Options): Document it.
17834 2016-06-28 Walter Lee <walt@tilera.com>
17836 * config/tilegx/linux.h: Do not include arch/icache.h
17837 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17838 * config/tilepro/linux.h: Do not include arch/icache.h
17839 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17841 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17843 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17844 for big-endian BIT_FIELD_REF.
17846 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17848 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17849 ('size' attribute): Add '128'.
17851 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17852 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17853 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17854 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17855 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17856 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17857 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17858 *trunc<mode>df2_odd): Set size attribute to '128'.
17859 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17860 * config/rs6000/power6.md (power6-fp): Include dfp type.
17861 * config/rs6000/power7.md (power7-fp): Likewise.
17862 * config/rs6000/power8.md (power8-fp): Likewise.
17863 * config/rs6000/power9.md: New file.
17864 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17865 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17866 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17868 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17869 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17870 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17871 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17872 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17873 dfp_dscri_<mode>): Change type attribute to dfp.
17874 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17875 attribute to vecsimple.
17876 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17877 and prefetch streams.
17878 (rs6000_option_override_internal): Remove temporary code setting
17879 tuning to power8. Don't set rs6000_sched_groups for power9.
17880 (last_scheduled_insn): Change to rtx_insn *.
17881 (divide_cnt, vec_load_pendulum): New variables.
17882 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17883 (rs6000_issue_rate): Set issue rate for Power9.
17884 (is_power9_pairable_vec_type): New.
17885 (power9_sched_reorder2): New.
17886 (rs6000_sched_reorder2): Call new function for Power9 specific
17888 (insn_must_be_first_in_group): Remove Power9.
17889 (insn_must_be_last_in_group): Likewise.
17890 (force_new_group): Likewise.
17891 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17892 Initialize divide_cnt/vec_load_pendulum.
17893 (_rs6000_sched_context, rs6000_init_sched_context,
17894 rs6000_set_sched_context): Handle context save/restore of new
17897 2016-06-28 Richard Biener <rguenther@suse.de>
17899 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17900 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17901 COMPONENT_REF operand.
17902 (nonoverlapping_component_refs_p): Likewise.
17903 * stor-layout.c (start_bitfield_representative): Mark
17904 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17906 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17908 * Makefile.in: Don't cat ../stage_current if it does not exist.
17910 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17911 last argument is a bit-field.
17913 PR rtl-optimization/71673
17914 * internal-fn.c (expand_arith_overflow_result_store): Use
17915 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17916 expand_simple_binop.
17918 PR middle-end/66867
17919 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17920 expand_ifn_atomic_compare_exchange): New functions.
17921 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17922 * tree.h (build_call_expr_internal_loc): Rename to ...
17923 (build_call_expr_internal_loc_array): ... this. Fix up type of
17925 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17926 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17927 ATOMIC_COMPARE_EXCHANGE result.
17928 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17929 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17930 fold_builtin_atomic_compare_exchange): New prototypes.
17931 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17932 fold_builtin_atomic_compare_exchange): New functions..
17933 * tree-ssa.c (execute_update_addresses_taken): If
17934 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17935 of call when finding addressable vars, and if such var becomes
17936 non-addressable, call fold_builtin_atomic_compare_exchange.
17938 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17941 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17942 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17944 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17946 * config/rs6000/rs6000.md ('type' attribute): Add
17947 veclogical,veccmpfx,vecexts,vecmove insn types.
17948 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17949 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17950 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17951 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17952 *nabs<mode>2_hw): Change type to vecmove.
17953 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17954 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17955 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17956 *ieee_128bit_vsx_abs<mode>2_internal,
17957 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17958 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17959 *ieee128_mtvsrd_32bit): Change type to veclogical.
17960 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17961 *movdi_internal32, *movdi_internal64): Update insn types.
17962 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17963 vsx_extract_<mode>): Change type to veclogical.
17964 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17965 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17966 *vsx_sign_extend_si_v2di): Change type to vecexts.
17967 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17968 type to veclogical.
17969 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17970 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17971 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17972 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17973 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17974 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17975 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17976 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17977 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17978 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17979 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17980 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17981 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17982 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17983 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17984 (ppc7450-vecsimple): Add veclogical, vecmove.
17985 (ppc7450-veccmp): Add veccmpfx.
17986 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17988 (ppc8540_vector_compare): Add veccmpfx.
17989 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17990 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17991 (cell-vecsimple): Add veclogical, vecmove.
17992 (cell-veccmp): Add veccmpfx.
17993 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17994 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17996 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17997 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17998 (power4-vecsimple): Add veclogical, vecmove.
17999 (power4-veccmp): Add veccmpfx.
18000 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18001 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18002 (power6-vecsimple): Add veclogical, vecmove.
18003 (power6-veccmp): Add veccmpfx.
18004 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18005 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18006 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18007 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18008 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18009 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18010 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18012 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18014 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18017 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18018 OPTION_MASK_P9_DFORM_VECTOR.
18019 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18020 disable -mpower9-dform-vector when using reload.
18021 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18022 New 'strict' argument. Update all callers. Add strict addressing
18024 (rs6000_legitimate_offset_address_p): Remove call to
18025 virtual_stack_registers_memory_p.
18026 (rs6000_legitimize_reload_address): Add quad address support.
18027 (rs6000_legitimate_address_p): Move call to quad_address_p above
18028 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18029 to account for new strict usage.
18030 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18031 for new strict usage.
18032 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18034 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18041 * config/i386/i386.c (ix86_spill_class): Disable condition to
18042 always return NO_REGS.
18044 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18046 * predict.c: Include gimple-pretty-print.h
18047 (predicted_by_loop_heuristics_p): Check also
18048 PRED_LOOP_EXIT_WITH_RECURSION
18049 (predict_loops): Find self recursive calls and use special purpose
18050 predictors for them; dump log about decisions.
18051 (pass_profile::execute): Dump info about #of iterations.
18052 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18053 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18055 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18057 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18058 output_asm_insn calls and shorten long lines. Output .CALL
18059 argument descriptor using pa_output_arg_descriptor. Add various
18060 inline $$dyncall and other optimizations.
18061 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18063 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18065 PR tree-optimization/71643
18066 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18069 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18070 leak a bitmap if dep_bb is NULL.
18072 PR tree-optimization/71631
18073 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18074 to rewrite_expr_tree even if negate_result, move new_lhs var
18075 declaration and initialization earlier, for powi_result set afterwards
18076 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18077 if new_lhs != lhs, and don't shadow gsi var.
18079 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18081 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18082 Add in_loop parameter.
18083 (predict_loops): Add loop guard heuristics.
18084 * predict.def (PRED_LOOP_GUARD): New heuristics.
18086 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18088 * predict.c: Include ipa-utils.h
18089 (tree_bb_level_prediction): Predict recursive calls.
18090 (tree_estimate_probability_bb): Skip inexpensive calls for call
18092 * predict.def (PRED_RECURSIVE_CALL): New.
18094 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18096 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18097 (BU_FLOAT128_1): Likewise.
18099 (COPYSIGNQ): Likewise.
18100 (RS6000_BUILTIN_NANQ): Likewise.
18101 (RS6000_BUILTIN_NANSQ): Likewise.
18102 (RS6000_BUILTIN_INFQ): Likewise.
18103 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18104 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18105 (TARGET_FOLD_BUILTIN): New #define.
18106 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18107 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18108 (rs6000_fold_builtin): New target hook implementation, handling
18109 folding of 128-bit NaNs and infinities.
18110 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18111 entries are filled in to avoid problems during bootstrap
18112 self-test; define builtins for 128-bit NaNs and infinities.
18113 (rs6000_opt_mask): Add entry for float128.
18114 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18115 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18116 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18117 (const_str_type_node): New #define.
18118 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18119 to a define_expand that dispatches to either copysign<mode>3_soft
18120 or copysign<mode>3_hard.
18121 (copysign<mode>3_hard): Rename from copysign<mode>3.
18122 (copysign<mode>3_soft): New define_insn.
18123 * doc/extend.texi: Document new builtins.
18125 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18127 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18128 PRIu64 instead of lu.
18130 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18133 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18134 copy the type name.
18136 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18138 PR tree-optimization/71647
18139 * omp-low.c (lower_rec_input_clauses): Convert
18140 omp_clause_aligned_alignment (c) to size_type_node for the
18141 last argument of __builtin_assume_aligned.
18143 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18145 * configure.ac (calling ___tls_get_addr via GOT): New
18146 assembler/linker check.
18147 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18148 assembler and linker supports calling ___tls_get_addr via GOT.
18149 Otherise, defined to 0.
18150 * config.in: Regenerated.
18151 * configure: Likewise.
18152 * config/i386/constraints.md (Yb): New constraint.
18153 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18154 (REG_CLASS_NAMES): Likewise.
18155 (REG_CLASS_CONTENTS): Likewise.
18156 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18157 the b constraint with the Yb constraint. Call ___tls_get_addr
18158 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18160 (*tls_local_dynamic_base_32_gnu): Likewise.
18161 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18162 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18163 (*tls_local_dynamic_base_64_<mode>): Likewise.
18165 2016-06-24 Martin Liska <mliska@suse.cz>
18167 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18168 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18170 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18171 argument to true if the expected number of iterations is
18174 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18176 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18177 assemble for 32bit target.
18178 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18179 and $ld_ix86_gld_32_opt to link for 32bit target.
18180 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18181 * configure: Regenerate.
18183 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18185 * config/arm/arm.c (int_log2): Delete definition and prototype.
18186 (shift_op): Use exact_log2 instead of int_log2.
18187 (vfp3_const_double_for_fract_bits): Likewise.
18189 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18191 * internal-fn.c (expand_arith_set_overflow): New function.
18192 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18194 (expand_arith_overflow_result_store): Likewise. Handle precision
18195 smaller than mode precision.
18196 * tree-vrp.c (extract_range_basic): For imag part, handle
18197 properly signed 1-bit precision result.
18198 * doc/extend.texi (__builtin_add_overflow): Document that last
18199 argument can't be pointer to enumerated or boolean type.
18200 (__builtin_add_overflow_p): Document that last argument can't
18201 have enumerated or boolean type.
18203 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18204 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18206 * config/rs6000/predicates.md (splat_input_operand): Rework.
18207 Don't allow constants, since the insns that use this predicate
18208 don't support constants. Constants are handled by other insns
18209 that are created via combine. During and after register
18210 allocation, only allow indexed or indirect addresses, and not
18211 general addresses. Only allow modes supported by the hardware.
18212 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18213 comment. Move check for using VSPLTIS<x> to a common location,
18214 instead of doing it in two different places.
18216 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18218 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18219 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18220 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18221 signature_CENTAUR_ebx.
18223 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18227 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18228 (as_ix86_gas_32_opt): This.
18229 (ld_ix86_tls_ldm_opt): Renamed to ...
18230 (ld_ix86_gld_32_opt): This.
18231 (R_386_TLS_LDM reloc): Updated.
18232 (R_386_GOT32X reloc): New assembler/linker check.
18233 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18234 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18236 * config.in: Regenerated.
18237 * configure: Likewise.
18238 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18239 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18240 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18241 if ix86_force_load_from_GOT_p returns true.
18242 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18243 ix86_force_load_from_GOT_p returns true.
18244 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18245 the external function address via the GOT slot.
18246 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18247 HAVE_AS_IX86_GOT32X before returning false.
18248 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18249 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18251 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18253 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18255 2016-06-23 Andi Kleen <ak@linux.intel.com>
18257 * Makefile.in: Regenerate.
18258 * doc/install.texi: Document autoprofiledbootstrap.
18260 2016-06-23 Andi Kleen <ak@linux.intel.com>
18262 * config/i386/gcc-auto-profile: New file.
18264 2016-06-23 Martin Liska <mliska@suse.cz>
18266 PR middle-end/71619
18267 * predict.c (predict_loops): Revert the hunk that was removed
18270 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18272 * config.gcc: Add support for arm*-*-phoenix* targets.
18273 * config/arm/t-phoenix: New.
18274 * config/phoenix.h: New.
18276 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18277 H.J. Lu <hongjiu.lu@intel.com>
18280 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18281 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18282 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18283 ix86_force_load_from_GOT_p returns true.
18284 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18285 ix86_force_load_from_GOT_p returns true.
18286 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18287 ix86_force_load_from_GOT_p returns true.
18288 (ix86_expand_move): Load the external function address via the
18289 GOT slot if ix86_force_load_from_GOT_p returns true.
18290 * config/i386/predicates.md (x86_64_immediate_operand): Return
18291 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18292 (x86_64_zext_immediate_operand): Ditto.
18294 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18298 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18301 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18302 * diagnostic.c (pedwarn_at_rich_loc): New function.
18303 * spellcheck.h (best_match::best_match): Add a
18304 "best_distance_so_far" optional parameter.
18305 (best_match::set_best_so_far): New method.
18306 (best_match::get_best_distance): New accessor.
18307 (best_match::get_best_candidate_length): New accessor.
18309 2016-06-22 Nick Clifton <nickc@redhat.com>
18311 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18312 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18313 modes are accepted as well.
18314 (ucompare_loc_descriptor): Likewise.
18315 (minmax_loc_descriptor): Likewise.
18316 (clz_loc_descriptor): Likewise.
18317 (popcount_loc_descriptor): Likewise.
18318 (bswap_loc_descriptor): Likewise.
18319 (rotate_loc_descriptor): Likewise.
18320 (mem_loc_descriptor): Likewise.
18321 (loc_descriptor): Likewise.
18323 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18325 * common.opt (fdiagnostics-parseable-fixits): New option.
18326 * diagnostic.c: Include "selftest.h".
18327 (print_escaped_string): New function.
18328 (print_parseable_fixits): New function.
18329 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18330 (selftest::assert_print_escaped_string): New function.
18331 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18332 (selftest::test_print_escaped_string): New function.
18333 (selftest::test_print_parseable_fixits_none): New function.
18334 (selftest::test_print_parseable_fixits_insert): New function.
18335 (selftest::test_print_parseable_fixits_remove): New function.
18336 (selftest::test_print_parseable_fixits_replace): New function.
18337 (selftest::diagnostic_c_tests): New function.
18338 * diagnostic.h (struct diagnostic_context): Add field
18339 "parseable_fixits_p".
18340 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18341 -fdiagnostics-parseable-fixits.
18342 (-fdiagnostics-parseable-fixits): New option.
18343 * opts.c (common_handle_option): Handle
18344 -fdiagnostics-parseable-fixits.
18345 * selftest-run-tests.c (selftest::run_tests): Call
18346 selftest::diagnostic_c_tests.
18347 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18349 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18351 PR tree-optimization/71488
18352 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18353 comparison of boolean vectors.
18354 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18355 of boolean vectors using bitwise operations.
18357 2016-06-22 Andreas Schwab <schwab@suse.de>
18359 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18360 Remove declaration.
18362 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18364 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18366 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18368 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18371 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18373 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18374 * config/arm/arm-cores.def (cortex-a73): New entry.
18375 (cortex-a73.cortex-a35): Likewise.
18376 (cortex-a73.cortex-a53): Likewise.
18377 * config/arm/arm-tables.opt: Regenerate.
18378 * config/arm/arm-tune.md: Likewise.
18379 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18380 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18381 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18382 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18383 * doc/invoke.texi (ARM Options): Document cortex-a73,
18384 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18386 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18388 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18389 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18390 (cortex-a73.cortex-a35): Likewise.
18391 (cortex-a73.cortex-a53): Likewise.
18392 * config/aarch64/aarch64-tune.md: Regenerate.
18393 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18394 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18397 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18399 * configure.ac (gcc_cv_as_compress_debug): Remove
18400 --compress-debug-sections as extra as switch.
18401 Handle gas --compress-debug-sections=type.
18402 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18403 Handle gld --compress-debug-sections=type.
18404 * configure: Regenerate.
18406 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18408 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18410 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18412 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18413 (do_rewrite): likewise.
18415 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18417 * common/config/mep/mep-common.c: Remove.
18418 * config.gcc: Remove mep-* support.
18419 * config/mep/constraints.md: Remove.
18420 * config/mep/default.h: Remove.
18421 * config/mep/intrinsics.h: Remove.
18422 * config/mep/intrinsics.md: Remove.
18423 * config/mep/ivc2-template.h: Remove.
18424 * config/mep/mep-c5.cpu: Remove.
18425 * config/mep/mep-core.cpu: Remove.
18426 * config/mep/mep-default.cpu: Remove.
18427 * config/mep/mep-ext-cop.cpu: Remove.
18428 * config/mep/mep-intrin.h: Remove.
18429 * config/mep/mep-ivc2.cpu: Remove.
18430 * config/mep/mep-pragma.c: Remove.
18431 * config/mep/mep-protos.h: Remove.
18432 * config/mep/mep.c: Remove.
18433 * config/mep/mep.cpu: Remove.
18434 * config/mep/mep.h: Remove.
18435 * config/mep/mep.md: Remove.
18436 * config/mep/mep.opt: Remove.
18437 * config/mep/predicates.md: Remove.
18438 * config/mep/t-mep: Remove.
18439 * doc/install.texi: Remove mep-* documentation.
18440 * doc/md.texi: Likewise.
18442 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18444 * config.gcc: Remove support for avr-rtems.
18445 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18446 * config/avr/rtems.h: Remove.
18447 * config/avr/t-rtems: Remove.
18449 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18451 * config.gcc: Remove m32r-rtems support.
18452 * config/m32r/rtems.h: Remove.
18454 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18456 * config.gcc: Remove h8300-rtems support.
18457 * config/h8300/rtems.h: Remove.
18458 * config/h8300/t-rtems: Remove.
18460 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18462 * config.gcc: Remove support for knetbsd.
18463 * configure.ac: Likewise.
18464 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18465 * config/knetbsd-gnu.h: Remove.
18466 * configure: Regenerate.
18468 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18470 * config.gcc: Remove support for openbsd 2 and 3.
18471 * config/openbsd-oldgas.h: Remove.
18473 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18475 * config.gcc: Remove interix support.
18476 * config/i386/i386-interix.h: Remove.
18477 * config/i386/interix.opt: Remove.
18478 * config/i386/t-interix: Remove.
18479 * configure: Regenerate.
18480 * configure.ac: Remove interix support.
18481 * doc/install.texi: Remove interix documentation.
18483 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18485 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18486 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18489 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18491 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18492 they are both PLACEHOLDER_EXPRs.
18494 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18496 * stor-layout.c (layout_type): Move setting complex MODE to
18497 layout_type, instead of setting it ahead of time by the caller.
18498 * tree.c (build_complex_type): Likewise.
18500 2016-06-21 Martin Liska <mliska@suse.cz>
18502 * predict.c (force_edge_cold): Replace imposisble with
18505 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18507 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18508 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18510 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18512 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18514 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18515 Ilya Enkovich <ilya.enkovich@intel.com>
18518 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18519 New member function to convert V1TImode register to SUBREG
18520 TImode in debug insn.
18521 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18522 after changing register mode to V1TImode.
18524 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18526 * config/aarch64/aarch64-cores.def (vulcan): New core.
18527 * config/aarch64/aarch64-tune.md: Regenerate.
18528 * doc/invoke.texi: Document vulcan as an available option.
18530 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18532 * cse.c (canon_asm_operands): New function extracted from...
18533 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18534 either standalone or member of a PARALLEL.
18536 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18539 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18540 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18541 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18543 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18546 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18547 constant addresses if can_create_pseudo_p.
18549 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18551 PR tree-optimization/71588
18552 * tree-ssa-strlen.c (valid_builtin_call): New function.
18553 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18556 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18558 PR middle-end/71581
18559 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18560 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18561 for conversion of scalar user var to complex type and use the
18562 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18565 PR rtl-optimization/71591
18566 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18567 don't run any tests.
18569 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18572 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18573 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18574 space for PIC with non-v32 and the common non-PIC "jump".
18576 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18579 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18580 returned values and add UN*/LTGT/*ORDERED cases with values matching
18581 D operand modifier on vcmp for AVX.
18583 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18585 * config/aarch64/aarch64.opt
18586 (mpc-relative-literal-loads): Rename internal option name.
18587 * config/aarch64/aarch64.c
18588 (aarch64_nopcrelative_literal_loads): Rename to
18589 aarch64_pcrelative_literal_loads.
18590 (aarch64_expand_mov_immediate): Likewise.
18591 (aarch64_secondary_reload): Likewise.
18592 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18593 (aarch64_override_options_after_change_1): Rename and simplify logic.
18594 (aarch64_classify_symbol): Merge large model checks into switch,
18595 remove pc-relative load check.
18597 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18599 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18600 costs relative to the cost of a register move.
18602 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18604 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18605 (vcvt_n_f64_u64): Likewise.
18606 (vcvt_n_s64_f64): Likewise.
18607 (vcvt_n_u64_f64): Likewise.
18608 (vcvt_f64_s64): Likewise.
18609 (vrecpe_f64): Likewise.
18610 (vcvt_f64_u64): Likewise.
18611 (vrecps_f64): Likewise.
18613 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18615 * config/aarch64/aarch64.md
18616 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18618 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18620 * config/aarch64/aarch64-builtins.c
18621 (aarch64_types_binop_uss_qualifiers): Delete.
18622 (TYPES_BINOP_USS): Likewise.
18623 (aarch64_types_binop_sus_qualifiers): Likewise.
18624 (TYPES_BINOP_SUS): Likewise.
18625 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18626 (TYPES_FCVTIMM_SUS): Likewise.
18627 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18629 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18630 (fcvtzs): Use SHIFTIMM rather than BINOP.
18631 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18633 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18635 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18636 costs relative to the cost of a register move.
18638 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18640 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18641 Allow scalar/single vector modes to be tieable.
18643 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18645 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18647 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18649 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18651 * tree.h (TYPE_ALIGN): Likewise.
18653 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18656 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18658 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18660 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18661 literal" build warnings.
18662 (avr_print_operand_address): Dito.
18664 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18667 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18668 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18670 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18672 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18674 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18677 * reload1.c (reload): Pass 0 to finish_spills when called because
18678 update_eliminables_and_spill returns true and remove did_spill.
18679 (finish_spills): Adjust comment and document GLOBAL parameter.
18681 2016-06-17 DJ Delorie <dj@redhat.com>
18684 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18685 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18686 (umulqihi3_virt): Likewise.
18687 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18688 (umulqihi3_real): Likewise.
18690 2016-06-17 Martin Liska <mliska@suse.cz>
18692 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18694 2016-06-17 Martin Liska <mliska@suse.cz>
18696 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18698 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18700 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18702 (vaddq_f32): Likewise.
18703 (vmul_f32): Likewise.
18704 (vmulq_f32): Likewise.
18705 (vsub_f32): Likewise.
18706 (vsubq_f32): Likewise.
18708 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18710 PR tree-optimization/71347
18711 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18712 cost for all uses in group.
18714 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18716 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18717 insert gimple seq if it's not empty.
18719 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18721 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18723 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18724 rather than OFFSET.
18725 (comp_dr_with_seg_len_pair): Ditto.
18726 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18727 struct dr_with_seg_len_pair against DR_OFFSET.
18728 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18729 DR_OFFSET directly.
18731 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18733 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18735 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18737 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18738 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18739 (pa_output_millicode_call): Likewise.
18740 (pa_output_call): Likewise.
18741 (pa_output_indirect_call): Likewise.
18742 (pa_asm_output_mi_thunk): Likewise.
18744 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18746 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18748 2016-06-16 Martin Liska <mliska@suse.cz>
18750 * predict.c (combine_predictions_for_insn): When we find a first
18751 match predictor, we should consider just predictors with
18752 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18753 DS theory predictor.
18754 (combine_predictions_for_bb): Likewise.
18756 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18758 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18759 with base of reference to struct.
18761 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18763 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18765 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18768 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18769 progmem_swtable_section.
18770 (progmem_swtable_section): Remove.
18771 (avr_asm_function_rodata_section): Remove.
18772 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18773 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18775 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18777 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18778 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18779 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18780 signature_CENTAUR_ebx.
18781 * config/i386/i386.c (ix86_option_override_internal): Add
18782 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18783 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18784 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18786 2016-06-16 Martin Liska <mliska@suse.cz>
18788 * predict.def: Add fortran loop preheader predictor.
18789 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18790 fold IFN_BUILTIN_EXPECT with a known constant argument.
18792 2016-06-16 Martin Liska <mliska@suse.cz>
18794 * predict.def: Add 'Fortran' to display text of all
18795 PRED_FORTRAN_* predictors.
18797 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18800 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18801 [IA64_BUILTIN_NANSQ]: Ditto.
18802 (ia64_fold_builtin): New function.
18803 (TARGET_FOLD_BUILTIN): New define.
18804 (ia64_init_builtins) Declare const_string_type node.
18805 Add __builtin_nanq and __builtin_nansq builtin functions.
18806 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18808 2016-06-16 Nick Clifton <nickc@redhat.com>
18810 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18811 MSP430_HWMULT_ prefix to enum values.
18812 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18813 * config/msp430/msp430.c: Update use of enum values.
18814 * config/msp430/msp430.md: Likewise.
18815 * config/msp430/msp430.opt: Likewise.
18817 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18819 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18820 of comparsions in the last iteration.
18822 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18823 Joern Rennecke <joern.rennecke@embecosm.com>
18825 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18827 (arc_needs_pcl_p): Add GOTOFFPC.
18828 (arc_legitimate_pic_addr_p): Likewise.
18829 (arc_output_pic_addr_const): Likewise.
18830 (arc_legitimize_pic_address): Generate a pc-relative address using
18832 (arc_output_libcall): Use @pcl syntax.
18833 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18834 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18835 (*movsi_insn): Use @pcl syntax.
18836 (doloop_begin_i): Likewise.
18838 2016-06-16 Martin Liska <mliska@suse.cz>
18840 * predict.def: Define a new predictor.
18842 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18844 * config/arc/arc.opt (mtp-regno): Update text.
18846 2016-06-16 Renlin Li <renlin.li@arm.com>
18848 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18850 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18853 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18854 (setcc + and peephole2): Likewise.
18856 PR rtl-optimization/71532
18857 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18860 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18862 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18863 DImode constants with XXSPLTIB in vector registers.
18864 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18865 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18866 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18867 extraction of the element at the top of the register as a scalar
18869 (vsx_extract_<mode>_internal1): Likewise.
18870 (vsx_extract_<mode>_internal2): Likewise.
18871 * config/rs6000/constraints.md (wi constraint): Remove a comment
18872 about DImode not being allowed in Altivec registers.
18873 (wB constraint): New constraint for constants that can be
18874 generated in Altivec registers with VSPLTISW/VUPKHSW.
18875 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18877 (xxspltib_constant_nosplit): Likewise.
18878 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18879 support for -mupper-regs-di to enable DImode to go into Altivec
18881 (POWERPC_MASKS): Likewise.
18882 (power7 cpu): Likewise.
18883 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18884 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18885 for DImode being allowed in Altivec registers. Update wi/wj
18886 constraints. Set scalar_in_vmx_p flag.
18887 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18888 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18889 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18890 (rs6000_opt_masks): Add -mupper-regs-di.
18891 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18892 direct move to use wi and not wj.
18893 (lfiwzx): Likewise.
18894 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18896 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18897 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18898 any VSX register, instead of just Altivec registers, to allow
18899 either operand to be an Altivec register or both.
18900 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18901 (movdi_internal32): Add support for -mupper-regs-di. Add support
18902 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18903 the alternatives and attributes to be lined up to be easier to
18905 (movdi_internal64): Likewise.
18906 (64-bit DImode splitters): Change predicates to only split loading
18907 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18908 load constants in ISA 3.0 or ISA 2.07 respectively.
18909 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18910 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18911 mention -mcpu=power9 sets these options.
18912 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18915 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18918 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18919 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18920 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18921 by default to warn misspelled interrupt/ signal handler.
18922 * doc/invoke.texi (AVR Options): Document it. Update description
18923 for -nodevicelib option.
18925 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18927 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18928 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18929 (aarch64_<sur>shll2_n<mode>): Likewise.
18931 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18933 PR middle-end/71529
18934 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18935 DECL_CONTEXT for copied arguments.
18937 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18939 PR tree-optimization/71483
18940 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18943 2016-06-15 Martin Liska <mliska@suse.cz>
18945 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18946 instead of predict_edge w/o a probability.
18948 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18950 PR tree-optimization/71439
18951 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18954 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18956 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18957 register subregs in SET_SRC.
18959 2016-06-15 Richard Biener <rguenther@suse.de>
18961 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18962 store restrictions.
18964 2016-06-15 Richard Biener <rguenther@suse.de>
18966 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18967 not consider dependences between accesses that belong to the
18969 (vect_analyze_data_ref_dependences): Do not analyze read-read
18970 or self-dependences.
18972 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18974 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18976 (find_closest_identifier): Reimplement in terms of
18977 best_match<tree,tree>.
18978 * spellcheck-tree.h: New file.
18979 * spellcheck.c (struct edit_distance_traits<const char *>): New
18981 (find_closest_string): Reimplement in terms of
18982 best_match<const char *, const char *>.
18983 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18984 overload to spellcheck-tree.h.
18985 (find_closest_identifier): Likewise.
18986 (struct edit_distance_traits<T>): New template.
18987 (class best_match): New class.
18989 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18991 * selftest-run-tests.c (selftest::run_tests): Call
18992 selftest::spellcheck_tree_c_tests.
18993 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18994 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18995 (selftest::test_find_closest_identifier): New function.
18996 (selftest::spellcheck_tree_c_tests): New function.
18997 * spellcheck.c (selftest::test_find_closest_string): Verify that
18998 the order of the vec does not affect the results for this case.
18999 (selftest::test_data): New array.
19000 (selftest::test_metric_conditions): New function.
19001 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19002 Call selftest::test_metric_conditions.
19004 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19006 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19007 (BU_P9_MISC_1): Likewise.
19008 (BU_P9_64BIT_MISC_0): Likewise.
19009 (BU_P9_MISC_0): Likewise.
19011 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19013 * gcc-rich-location.c
19014 (gcc_rich_location::add_fixit_misspelled_id): New method.
19015 * gcc-rich-location.h
19016 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19018 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19020 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19021 FreeBSD 11 and above.
19023 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19025 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19027 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19029 * expmed.h: Close parenthesis in "at your option" in copyright
19031 * lower-subreg.h: Likewise.
19033 2016-06-14 Richard Biener <rguenther@suse.de>
19035 PR middle-end/71526
19036 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19039 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19041 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19043 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19044 mask+shift version.
19045 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19047 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19048 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19050 2016-06-14 Richard Biener <rguenther@suse.de>
19052 PR tree-optimization/71522
19053 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19054 copying into float copying.
19056 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19058 PR tree-optimization/71520
19059 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19060 (replace_block_by): Move user labels from bb1 to bb2.
19062 2016-06-14 Richard Biener <rguenther@suse.de>
19064 PR middle-end/71310
19066 * expr.h (get_bit_range): Declare.
19067 * expr.c (get_bit_range): Export.
19068 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19069 word_mode again to constrain the bitfield access.
19071 2016-06-14 Richard Biener <rguenther@suse.de>
19073 PR tree-optimization/71521
19074 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19075 division int_const_binop against zero divisor.
19077 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19079 * config/i386/i386.md (signbittf2): New expander.
19080 * config/i386/sse.md (ptesttf2): New insn pattern.
19082 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19085 * input.c (selftest::test_reading_source_line): Avoid reading from
19086 __FILE__ by creating a tempfile with known content and reading
19089 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19091 * pretty-print.c (assert_pp_format_colored): Skip the test if
19093 (test_pp_format): Remove comment about GCC_COLORS.
19095 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19097 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19098 * pretty-print.c (assert_pp_format_va): Add location param and use
19099 it with ASSERT_STREQ_AT.
19100 (assert_pp_format): Add location param and pass it to
19101 assert_pp_format_va.
19102 (assert_pp_format_colored): Likewise.
19103 (ASSERT_PP_FORMAT_1): New.
19104 (ASSERT_PP_FORMAT_2): New.
19105 (ASSERT_PP_FORMAT_3): New.
19106 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19107 explicitly, or implicitly via the above macros.
19108 * selftest.c (selftest::pass): Use a selftest::location rather
19109 than file and line.
19110 (selftest::fail): Likewise. Print the function name.
19111 (selftest::fail_formatted): Likewise.
19112 (selftest::assert_streq): Use a selftest::location rather than
19114 * selftest.h (selftest::location): New struct.
19115 (SELFTEST_LOCATION): New macro.
19116 (selftest::pass): Accept a const location & rather than file
19118 (selftest::fail): Likewise.
19119 (selftest::fail_formatted): Likewise.
19120 (selftest::assert_streq): Likewise.
19121 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19122 (ASSERT_FALSE): Likewise.
19123 (ASSERT_EQ): Likewise.
19124 (ASSERT_NE): Likewise.
19125 (ASSERT_STREQ): Likewise.
19126 (ASSERT_PRED1): Likewise.
19127 (ASSERT_STREQ_AT): New macro.
19129 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19131 * selftest.c (selftest::fail_formatted): New function.
19132 (selftest::assert_streq): New function.
19133 * selftest.h (selftests::fail_formatted): New decl.
19134 (selftest::assert_streq): New decl.
19135 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19137 2016-06-13 Jeff Law <law@redhat.com>
19139 PR tree-optimization/71403
19140 * tree-ssa-threadbackward.c
19141 (convert_and_register_jump_thread_path): No longer accept reference
19142 to path. Do not pop items off the path anymore.
19143 (fsm_find_control_statement_thread_paths): Do not allow threading
19144 to a deeper loop nest. Pop the last item off the path here rather
19145 than in convert_and_register_jump_thread_path.
19147 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19148 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19150 [AArch64] Emit division using the Newton series
19152 * config/aarch64/aarch64-protos.h
19153 (cpu_approx_modes): Add new member "division".
19154 (aarch64_emit_approx_div): Declare new function.
19155 * config/aarch64/aarch64.c
19156 (generic_approx_modes): New member "division".
19157 (exynosm1_approx_modes): Likewise.
19158 (xgene1_approx_modes): Likewise.
19159 (aarch64_emit_approx_div): Define new function.
19160 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19161 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19162 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19163 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19165 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19166 Wilco Dijkstra <wilco.dijkstra@arm.com>
19168 [AArch64] Emit square root using the Newton series
19170 * config/aarch64/aarch64-protos.h
19171 (aarch64_emit_approx_rsqrt): Replace with new function
19172 "aarch64_emit_approx_sqrt".
19173 (cpu_approx_modes): New member "sqrt".
19174 * config/aarch64/aarch64.c
19175 (generic_approx_modes): New member "sqrt".
19176 (exynosm1_approx_modes): Likewise.
19177 (xgene1_approx_modes): Likewise.
19178 (aarch64_emit_approx_rsqrt): Replace with new function
19179 "aarch64_emit_approx_sqrt".
19180 (aarch64_override_options_after_change_1): Handle new option.
19181 * config/aarch64/aarch64-simd.md
19182 (rsqrt<mode>2): Use new function instead.
19183 (sqrt<mode>2): New expansion and insn definitions.
19184 * config/aarch64/aarch64.md: Likewise.
19185 * config/aarch64/aarch64.opt
19186 (mlow-precision-sqrt): Add new option description.
19187 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19189 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19191 [AArch64] Add more choices for the reciprocal square root approximation
19193 Allow a target to prefer such operation depending on the operation mode.
19195 * config/aarch64/aarch64-protos.h
19196 (AARCH64_APPROX_MODE): New macro.
19197 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19198 (cpu_approx_modes): New structure.
19199 (tune_params): New member "approx_modes".
19200 * config/aarch64/aarch64-tuning-flags.def
19201 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19202 * config/aarch64/aarch64.c
19203 (generic_approx_modes): New core "cpu_approx_modes" structure.
19204 (exynosm1_approx_modes): Likewise.
19205 (xgene1_approx_modes): Likewise.
19206 (generic_tunings): New member "approx_modes".
19207 (cortexa35_tunings): Likewise.
19208 (cortexa53_tunings): Likewise.
19209 (cortexa57_tunings): Likewise.
19210 (cortexa72_tunings): Likewise.
19211 (exynosm1_tunings): Likewise.
19212 (thunderx_tunings): Likewise.
19213 (xgene1_tunings): Likewise.
19214 (use_rsqrt_p): New argument for the mode and use new member from
19216 (aarch64_builtin_reciprocal): Devise mode from builtin.
19217 (aarch64_optab_supported_p): New argument for the mode.
19218 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19220 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19222 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19223 RS6000_BTM_MODULO flag into the set of flags that are considered
19224 to be part of the common configuration.
19226 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19228 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19229 difference unsigned.
19230 (vec_absdb): New macro for vector absolute difference unsigned
19232 (vec_absdh): New macro for vector absolute difference unsigned
19234 (vec_absdw): New macro for vector absolute difference unsigned word.
19235 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19236 (vadu<mode>3): New insn.
19237 (*p9_vadu<mode>3): New insn.
19238 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19240 (vaduh): New built-in definition.
19241 (vaduw): New built-in definition.
19242 (vadu): New overloaded built-in definition.
19243 (vadub): New overloaded built-in definition.
19244 (vaduh): New overloaded built-in definition.
19245 (vaduw): New overloaded built-in definition.
19246 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19247 overloaded vector absolute difference unsigned functions.
19248 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19249 the ISA 3.0 vector absolute difference unsigned built-in functions.
19251 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19253 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19254 update shared_lookup_references only once after changing operands.
19256 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19258 PR middle-end/71373
19259 * tree-nested.c (convert_nonlocal_omp_clauses)
19260 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19262 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19263 * tree.def (CASE_LABEL_EXPR): Likewise.
19265 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19268 * input.c (test_builtins): Fix an assertion.
19270 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19273 (paritysi2): Ditto.
19275 (isinf<mode>2): Ditto.
19277 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19279 * ggc-tests.c (test_finalization): Only test need_finalization_p
19280 for GCC_VERSION >= 4003.
19282 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19284 * config/s390/vecintrin.h: Fix file description in comment.
19286 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19288 * config/s390/s390-builtin-types.def: Change builtin type naming
19289 scheme to match builtin-types.def.
19291 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19293 * fold-const.c (optimize_minmax_comparison): Remove.
19294 (fold_comparison): Remove call to the above.
19295 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19296 New transformations.
19298 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19300 PR tree-optimization/71416
19301 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19304 2016-06-13 Martin Liska <mliska@suse.cz>
19306 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19307 (combine_predictions_for_insn): Likewise.
19308 (prune_predictions_for_bb): Likewise.
19309 (combine_predictions_for_bb): Likewise.
19311 2016-06-13 Richard Biener <rguenther@suse.de>
19313 PR tree-optimization/71505
19314 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19315 assert match comment.
19317 2016-06-13 Marek Polacek <polacek@redhat.com>
19319 PR middle-end/71476
19320 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19321 gimplify_switch_expr.
19322 (warn_switch_unreachable_r): New function.
19324 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19327 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19330 2016-06-13 Richard Biener <rguenther@suse.de>
19332 PR middle-end/64516
19333 * fold-const.c (fold_unary_loc): Preserve alignment when
19334 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19336 2016-06-13 Martin Liska <mliska@suse.cz>
19339 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19340 w/ -fsanitize=bounds.
19342 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19344 * config/i386/i386.c (ix86_init_builtins): Calculate
19345 FLOAT128_FTYPE_CONST_STRING function type only once.
19346 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19347 built-in functions are available for x86-32 and x86-64 targets.
19349 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19352 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19353 New primitive type.
19354 (FLOAT128_FTYPE_CONST_STRING): New function type.
19355 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19356 [IX86_BUILTIN_NANSQ]: Ditto.
19357 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19358 (ix86_init_builtin_types): Declare const_string_type_node.
19359 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19361 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19362 * doc/extend.texi (x86 Built-in Functions): Document
19363 __builtin_nanq and __builtin_nansq.
19365 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19368 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19369 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19370 length for pop patterns.
19371 (arm_attr_length_push_multi): Update comments.
19372 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19374 (*pop_multiple_with_writeback_and_return): Likewise.
19375 (*pop_multiple_with_return): Likewise.
19377 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19379 PR middle-end/71310
19380 * fold-const.c (optimize_bit_field_compare): Don't try to use
19381 word_mode unconditionally for reading the bit field, look at
19382 DECL_BIT_FIELD_REPRESENTATIVE instead.
19384 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19386 PR middle-end/71478
19387 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19388 vector integer type.
19390 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19392 PR middle-end/71494
19393 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19394 without LABEL_DECL, set *handled_ops_p to false instead of true.
19396 2016-06-10 Martin Sebor <msebor@redhat.com>
19399 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19400 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19401 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19403 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19404 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19405 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19406 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19407 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19408 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19409 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19410 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19412 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19414 * config/arm/arm.h (pool_vector_label,
19415 return_used_this_function): Remove.
19417 2016-06-10 Jeff Law <law@redhat.com>
19419 PR tree-optimization/71335
19420 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19421 zero length paths here.
19422 (convert_and_register_jump_thread_path): Remove hacks related to
19423 duplicated blocks in the jump thread path.
19424 (fsm_find_control_statement_thread_paths): Avoid putting the same
19425 block on the thread path twice, but ensure the thread path is
19426 unchanged from the caller's point of view.
19428 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19430 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19431 * predict.def (PRED_LOOP_BRANCH): Remove.
19433 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19435 * Makefile.in (OBJS): Add ggc-tests.o.
19436 (GTFILES): Add ggc-tests.c.
19437 * ggc-tests.c: New file.
19438 * selftest-run-tests.c (selftest::run_tests): Call
19439 selftest::ggc_tests_c_tests.
19440 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19442 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19444 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19446 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19449 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19450 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19452 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19454 * profile.c: Include cfgloop.h.
19455 (branch_prob): Compute estimated number of iterations.
19456 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19457 recompute estimate number of iterations from profile.
19459 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19461 PR inline-asm/68843
19462 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19463 must be grouped on top of stack. Don't force early clobber
19464 on ordinary reg outputs.
19466 2016-06-10 Richard Biener <rguenther@suse.de>
19468 * targhooks.c (default_builtin_vectorization_cost): Adjust
19469 vec_construct cost.
19471 2016-06-10 Richard Biener <rguenther@suse.de>
19473 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19474 to fold the RHS to a constant if possible.
19476 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19478 PR middle-end/71373
19479 * tree-nested.c (convert_nonlocal_omp_clauses)
19480 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19481 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19482 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19484 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19486 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19488 * omp-low.c (scan_sharing_clauses): Don't expect
19489 OMP_CLAUSE__CACHE_.
19491 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19493 PR tree-optimization/71407
19494 PR tree-optimization/71416
19495 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19496 BIT_FIELD_REF type.
19498 2016-06-10 Richard Biener <rguenther@suse.de>
19500 PR middle-end/71477
19501 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19503 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19505 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19507 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19508 Jiong Wang <jiong.wang@arm.com>
19510 PR rtl-optimization/70751
19511 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19512 spilled into memory.
19514 2016-06-09 Jonathan Yong <10walls@gmail.com>
19517 2015-09-21 Jonathan Yong <10walls@gmail.com>
19519 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19520 sysroot/usr/lib/32api for additional win32 libraries,
19521 fixes failing Cygwin bootstrapping.
19523 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19525 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19528 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19531 * pretty-print.c (pp_indent): Specify that %p is printed in a
19532 host-dependent manner.
19533 (test_pp_format): Remove the test for %p.
19535 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19537 * config/mips/mips.c (mips_output_jump): Fix formatting.
19539 2016-06-09 Richard Biener <rguenther@suse.de>
19541 PR tree-optimization/71462
19542 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19545 2016-06-09 Martin Liska <mliska@suse.cz>
19547 * predict.c (dump_prediction): Add new argument.
19548 (enum predictor_reason): New enum.
19549 (struct predictor_hash): New struct.
19550 (predictor_hash::hash): New function.
19551 (predictor_hash::equal): Likewise.
19552 (not_removed_prediction_p): New function.
19553 (prune_predictions_for_bb): Likewise.
19554 (combine_predictions_for_bb): Prune predictions.
19556 2016-06-09 Martin Liska <mliska@suse.cz>
19558 * predict.c (filter_predictions): New function.
19559 (remove_predictions_associated_with_edge): Use the filter
19561 (equal_edge_p): New function.
19563 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19565 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19566 Correct usage of @samp vs @option, add @samp where appropriate.
19567 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19568 Add armv6s-m and document it, as it is no official ARM name.
19570 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19572 * ifcvt.c (struct noce_if_info): Add transform_name field.
19573 (noce_try_move): Set if_info->transform_name to the function name.
19574 (noce_try_ifelse_collapse): Likewise.
19575 (noce_try_store_flag): Likewise.
19576 (noce_try_inverse_constants): Likewise.
19577 (noce_try_store_flag_constants): Likewise.
19578 (noce_try_addcc): Likewise.
19579 (noce_try_store_flag_mask): Likewise.
19580 (noce_try_cmove): Likewise.
19581 (noce_try_cmove_arith): Likewise.
19582 (noce_try_minmax): Likewise.
19583 (noce_try_abs): Likewise.
19584 (noce_try_sign_mask): Likewise.
19585 (noce_try_bitop): Likewise.
19586 (noce_convert_multiple_sets): Likewise.
19587 (noce_process_if_block): Print if_info->transform_name to
19588 dump_file if transformation succeeded.
19590 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19592 * config/arm/cortex-a57.md (cortex_a57_alu):
19595 2016-06-08 Martin Sebor <msebor@redhat.com>
19596 Jakub Jelinek <jakub@redhat.com>
19600 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19601 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19602 * builtins.c: Include gimple-fold.h.
19603 (fold_builtin_arith_overflow): Handle
19604 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19605 (fold_builtin_3): Likewise.
19606 * doc/extend.texi (Integer Overflow Builtins): Document
19607 __builtin_{add,sub,mul}_overflow_p.
19609 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19611 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19612 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19614 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19616 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19617 Rewrite, looking one level down for records and arrays.
19619 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19621 * pretty-print.c: Include "selftest.h".
19622 (pp_format): Fix comment.
19623 (identifier_to_locale): Likewise.
19624 (selftest::test_basic_printing): New function.
19625 (selftest::assert_pp_format): New function.
19626 (selftest::test_pp_format): New function.
19627 (selftest::pretty_print_c_tests): New function.
19628 * selftest-run-tests.c (selftest::run_tests): Call
19629 selftest::pretty_print_c_tests.
19630 * selftest.h (pretty_print_c_tests): New declaration.
19632 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19634 * invoke.texi (max-loop-headers-insns): Document.
19635 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19636 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19637 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19639 2016-06-08 Richard Biener <rguenther@suse.de>
19641 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19642 on strided SLP loads and fall back to scalar loads in case
19643 we can't chunk them.
19645 2016-06-08 Richard Biener <rguenther@suse.de>
19647 PR tree-optimization/71452
19648 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19649 type used for the SSA rewrite has enough precision to cover
19650 the dynamic type of the location.
19652 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19653 Richard Biener <rguenther@suse.de>
19656 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19657 the same as DECL_P (base0) for indirect_base0. Use equality_code
19658 in one further place.
19660 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19662 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19663 to one word if the field is known to overlap other words.
19664 (extract_bit_field_1): Likewise.
19665 (store_split_bit_field): Remove compensating code.
19666 (extract_split_bit_field): Likewise.
19668 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19672 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19674 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19676 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19678 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19679 (arch64_addpv4sf): Delete.
19680 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19681 "gen_aarch64_addpv4sf".
19682 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19684 (vpadds_f32): Likewise.
19685 (vpaddq_f32): Likewise.
19686 (vpaddq_f64): Likewise.
19688 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19690 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19692 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19693 to VALLF. Rename to "fabd<mode>3".
19694 "*fabd_scalar<mode>3): Delete.
19695 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19697 (vabdd_f64): Likewise.
19698 (vabd_f32): Likewise.
19699 (vabd_f64): Likewise.
19700 (vabdq_f32): Likewise.
19701 (vabdq_f64): Likewise.
19703 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19705 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19707 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19708 "aarch64_rsqrts<mode>".
19709 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19710 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19712 (vrsqrtsd_f64): Likewise.
19713 (vrsqrts_f32): Likewise.
19714 (vrsqrts_f64): Likewise.
19715 (vrsqrtsq_f32): Likewise.
19716 (vrsqrtsq_f64): Likewise.
19718 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19720 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19722 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19723 "aarch64_rsqrte<mode>".
19724 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19725 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19727 (vrsqrted_f64): Likewise.
19728 (vrsqrte_f32): Likewise.
19729 (vrsqrte_f64): Likewise.
19730 (vrsqrteq_f32): Likewise.
19731 (vrsqrteq_f64): Likewise.
19733 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19735 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19737 (fcvtzs): Likewise.
19738 (fcvtzu): Likewise.
19739 * config/aarch64/aarch64-simd.md
19740 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19741 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19742 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19744 (vcvt_n_f32_u32): Likewise.
19745 (vcvt_n_s32_f32): Likewise.
19746 (vcvt_n_u32_f32): Likewise.
19747 (vcvtq_n_f32_s32): Likewise.
19748 (vcvtq_n_f32_u32): Likewise.
19749 (vcvtq_n_f64_s64): Likewise.
19750 (vcvtq_n_f64_u64): Likewise.
19751 (vcvtq_n_s32_f32): Likewise.
19752 (vcvtq_n_s64_f64): Likewise.
19753 (vcvtq_n_u32_f32): Likewise.
19754 (vcvtq_n_u64_f64): Likewise.
19755 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19756 (VSDQ_SDI): Likewise.
19757 (fcvt_target): Support V4DI, V4SI and V2SI.
19758 (FCVT_TARGET): Likewise.
19760 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19762 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19763 (TYPES_BINOP_SUS): Likewise.
19764 (aarch64_simd_builtin_data): Update include file name.
19765 (aarch64_builtins): Likewise.
19766 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19767 for conversion between scalar float-point and fixed-point.
19769 (fcvtzs): Likewise.
19770 (fcvtzu): Likewise.
19771 * config/aarch64/aarch64.md
19772 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19773 pattern for conversion between scalar float to fixed-pointer.
19774 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19775 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19776 (UNSPEC_FCVTZU): Likewise.
19777 (UNSPEC_SCVTF): Likewise.
19778 (UNSPEC_UCVTF): Likewise.
19779 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19781 (vcvtd_n_f64_u64): Likewise.
19782 (vcvtd_n_s64_f64): Likewise.
19783 (vcvtd_n_u64_f64): Likewise.
19784 (vcvtd_n_f32_s32): Likewise.
19785 (vcvts_n_f32_u32): Likewise.
19786 (vcvtd_n_s32_f32): Likewise.
19787 (vcvts_n_u32_f32): Likewise.
19788 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19790 (FCVT_TARGET): Likewise.
19791 (FCVT_FIXED2F): New iterator.
19792 (FCVT_F2FIXED): Likewise.
19793 (fcvt_fixed_insn): New define_int_attr.
19795 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19797 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19798 some statements was removed.
19800 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19802 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19803 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19804 (vect_can_advance_ivs_p): likewise.
19805 (vect_update_ivs_after_vectorizer): likewise.
19806 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19807 (vect_analyze_scalar_cycles_1): likewise.
19808 (vect_analyze_loop_operations): likewise.
19809 (report_vect_op): likewise.
19810 (vect_is_slp_reduction): likewise.
19811 (vect_is_simple_reduction): likewise.
19812 (get_initial_def_for_induction): likewise.
19813 (vect_transform_loop): likewise.
19814 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19815 (vect_recog_sad_pattern): likewise.
19816 (vect_recog_widen_sum_pattern): likewise.
19817 (vect_recog_widening_pattern): likewise.
19818 (vect_recog_divmod_pattern): likewise.
19819 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19820 (vect_analyze_slp_instance): likewise.
19821 (vect_transform_slp_perm_load): likewise.
19822 (vect_schedule_slp_instance): likewise.
19824 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19826 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19827 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19828 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19829 (PRED_LOOP_BRANCH): Document predictor as broken.
19830 (PRED_LOOP_EXIT): Change hitrate 91->92.
19831 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19832 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19833 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19834 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19835 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19836 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19837 (PRED_CALL): Chane hitrate 71->67.
19838 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19839 (PRED_GOTO): Document as unused right now.
19840 (PRED_CONST_RETURN): Change hitrate 67->69
19841 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19842 (PRED_NULL_RETURN): Change hitrate 91->90.
19843 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19844 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19845 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19847 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19849 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19850 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19851 special case Altivec builtin.
19852 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19853 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19854 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19855 code for ALTIVEC_BUILTIN_VEC_MUL.
19856 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19857 for __builtin_vec_mul.
19859 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19861 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19864 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19866 * spellcheck.c (selftest::test_find_closest_string): New function.
19867 (spellcheck_c_tests): Call the above.
19869 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19871 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19873 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19875 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19876 Yv=Yv,C alternatives.
19878 2016-06-07 Richard Biener <rguenther@suse.de>
19881 * common.opt (ffast-math): Make Optimization.
19883 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19884 Prachi Godbole <prachi.godbole@imgtec.com>
19886 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19887 `fabs' and `fneg' type attributes.
19888 (p5600_fpu_fabs): Add `fmove' to the comment.
19890 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19892 * gimple.c: Include builtins.h
19893 (gimple_inexpensive_call_p): New function.
19894 * gimple.h (gimple_inexpensive_call_p): Declare.
19895 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19896 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19899 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19901 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19902 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19903 warning_at_rich_loc, warning_n, pedwarn, permerror,
19904 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19905 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19908 2016-06-07 Richard Biener <rguenther@suse.de>
19910 PR tree-optimization/71428
19911 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19912 BIT_FIELD_REF op vs. load.
19914 2016-06-07 Richard Biener <rguenther@suse.de>
19916 PR middle-end/71423
19917 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19920 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19922 * config/pa/pa.md (call): Generate indirect long calls to non-local
19923 functions on TARGET_64BIT.
19924 (call_value): Likewise.
19926 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19928 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19929 pattern and subsequent splitters.
19930 (call_val_reg_64bit_post_reload): Likewise.
19932 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19934 PR middle-end/71408
19935 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19936 propagate_op_to_single_use.
19938 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19940 PR middle-end/71281
19941 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19943 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19945 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19946 (enum x86_dirflag_state): New enum.
19947 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19948 (machine_function): Remove needs_cld.
19949 (ix86_current_function_needs_cld): Remove.
19950 * config/i386/i386.c (ix86_set_func_type): Set
19951 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19952 (ix86_expand_prologue): Do not emit CLD here.
19953 (ix86_dirflag_mode_needed): New function.
19954 (ix86_dirflag_mode_entry): Ditto.
19955 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19956 (ix86_mode_after): Ditto.
19957 (ix86_mode_entry): Ditto.
19958 (ix86_mode_exit): Ditto.
19959 (ix86_emit_mode_set): Ditto.
19960 * config/i386/i386.md (strmov_singleop): Set
19961 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19962 Do not set ix86_current_function_needs_cld.
19964 (strset_singleop): Ditto.
19966 (cmpstrnqi_nz_1): Ditto.
19967 (cmpstrnqi_1): Ditto.
19968 (strlenqi_1): Ditto.
19970 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19972 PR tree-optimization/71259
19973 * tree-vect-slp.c (vect_get_constant_vectors): For
19974 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19975 one for constant op, and use COND_EXPR for non-constant.
19977 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19979 * Makefile.in (OBJS): Add function-tests.o,
19980 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19981 selftest-run-tests.o.
19982 (OBJS-libcommon): Add selftest.o.
19983 (OBJS-libcommon-target): Add selftest.o.
19984 (all.internal): Add "selftest".
19985 (all.cross): Likewise.
19986 (selftest): New phony target.
19987 (s-selftest): New target.
19988 (selftest-gdb): New phony target.
19989 (COLLECT2_OBJS): Add selftest.o.
19990 * bitmap.c: Include "selftest.h".
19991 (selftest::test_gc_alloc): New function.
19992 (selftest::test_set_range): New function.
19993 (selftest::test_clear_bit_in_middle): New function.
19994 (selftest::test_copying): New function.
19995 (selftest::test_bitmap_single_bit_set_p): New function.
19996 (selftest::bitmap_c_tests): New function.
19997 * common.opt (fself-test): New.
19998 * diagnostic-show-locus.c: Include "selftest.h".
19999 (make_range): New function.
20000 (test_range_contains_point_for_single_point): New function.
20001 (test_range_contains_point_for_single_line): New function.
20002 (test_range_contains_point_for_multiple_lines): New function.
20003 (assert_eq): New function.
20004 (test_get_line_width_without_trailing_whitespace): New function.
20005 (selftest::diagnostic_show_locus_c_tests): New function.
20006 * et-forest.c: Include "selftest.h".
20007 (selftest::test_single_node): New function.
20008 (selftest::test_simple_tree): New function.
20009 (selftest::test_disconnected_nodes): New function.
20010 (selftest::et_forest_c_tests): New function.
20011 * fold-const.c: Include "selftest.h".
20012 (selftest::assert_binop_folds_to_const): New function.
20013 (selftest::assert_binop_folds_to_nonlvalue): New function.
20014 (selftest::test_arithmetic_folding): New function.
20015 (selftest::fold_const_c_tests): New function.
20016 * function-tests.c: New file.
20017 * gimple.c: Include "selftest.h".
20018 Include "gimple-pretty-print.h".
20019 (selftest::verify_gimple_pp): New function.
20020 (selftest::test_assign_single): New function.
20021 (selftest::test_assign_binop): New function.
20022 (selftest::test_nop_stmt): New function.
20023 (selftest::test_return_stmt): New function.
20024 (selftest::test_return_without_value): New function.
20025 (selftest::gimple_c_tests): New function.
20026 * hash-map-tests.c: New file.
20027 * hash-set-tests.c: New file.
20028 * input.c: Include "selftest.h".
20029 (selftest::assert_loceq): New function.
20030 (selftest::test_accessing_ordinary_linemaps): New function.
20031 (selftest::test_unknown_location): New function.
20032 (selftest::test_builtins): New function.
20033 (selftest::test_reading_source_line): New function.
20034 (selftest::input_c_tests): New function.
20035 * rtl-tests.c: New file.
20036 * selftest-run-tests.c: New file.
20037 * selftest.c: New file.
20038 * selftest.h: New file.
20039 * spellcheck.c: Include "selftest.h".
20040 (selftest::levenshtein_distance_unit_test_oneway): New function,
20041 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20042 (selftest::levenshtein_distance_unit_test): Likewise.
20043 (selftest::spellcheck_c_tests): Likewise.
20044 * toplev.c: Include selftest.h.
20045 (toplev::run_self_tests): New.
20046 (toplev::main): Handle -fself-test.
20047 * toplev.h (toplev::run_self_tests): New.
20048 * tree.c: Include "selftest.h".
20049 (selftest::test_integer_constants): New function.
20050 (selftest::test_identifiers): New function.
20051 (selftest::test_labels): New function.
20052 (selftest::tree_c_tests): New function.
20053 * tree-cfg.c: Include "selftest.h".
20054 (selftest::push_fndecl): New function.
20055 (selftest::test_linear_chain): New function.
20056 (selftest::test_diamond): New function.
20057 (selftest::test_fully_connected): New function.
20058 (selftest::tree_cfg_c_tests): New function.
20059 * vec.c: Include "selftest.h".
20060 (selftest::safe_push_range): New function.
20061 (selftest::test_quick_push): New function.
20062 (selftest::test_safe_push): New function.
20063 (selftest::test_truncate): New function.
20064 (selftest::test_safe_grow_cleared): New function.
20065 (selftest::test_pop): New function.
20066 (selftest::test_safe_insert): New function.
20067 (selftest::test_ordered_remove): New function.
20068 (selftest::test_unordered_remove): New function.
20069 (selftest::test_block_remove): New function.
20070 (selftest::reverse_cmp): New function.
20071 (selftest::test_qsort): New function.
20072 (selftest::vec_c_tests): New function.c.
20073 * wide-int.cc: Include selftest.h and wide-int-print.h.
20074 (selftest::from_int <wide_int>): New function.
20075 (selftest::from_int <offset_int>): New function.
20076 (selftest::from_int <widest_int>): New function.
20077 (selftest::assert_deceq): New function.
20078 (selftest::assert_hexeq): New function.
20079 (selftest::test_printing <VALUE_TYPE>): New function template.
20080 (selftest::test_ops <VALUE_TYPE>): New function template.
20081 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20082 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20084 (selftest::wide_int_cc_tests): New function.
20086 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20088 PR middle-end/37780
20089 * ifcvt.c (noce_try_ifelse_collapse): New function.
20091 (noce_process_if_block): Call noce_try_ifelse_collapse.
20092 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20093 (simplify_ternary_operation): Use the above to simplify
20094 conditional CLZ/CTZ expressions.
20096 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20098 PR middle-end/37780
20099 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20100 define_insn_and_split.
20102 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20104 PR middle-end/37780
20105 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20107 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20110 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20111 Implicitly clobber memory for basic asm with non-empty assembler
20112 string. Use targetm.md_asm_adjust also here.
20113 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20114 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20115 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20116 non-empty assembler string.
20117 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20118 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20119 (decode_asm_operands): Handle basic asm in PARALLEL block.
20120 (extract_insn): Handle basic asm in PARALLEL block.
20121 * doc/extend.texi: Mention new behavior of basic asm.
20122 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20123 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20124 branch_needs_nop_p): Use asm_noperands.
20126 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20128 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20129 Include the M7 SPARC DFA scheduler.
20130 New attribute v3pipe.
20131 Annotate insns with v3pipe where appropriate.
20132 Define cpu_feature vis4.
20133 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20134 Add (V8QI "8") to vbits.
20135 Add insns {add,sub}v8qi3
20136 Add insns ss{add,sub}v8qi3
20137 Add insns us{add,sub}{v8qi,v4hi}3
20138 Add insns {min,max}{v8qi,v4hi,v2si}3
20139 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20140 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20141 * config/sparc/niagara4.md: Add a comment explaining the
20142 discrepancy between the documented latenty numbers and the
20144 * config/sparc/niagara7.md: New file.
20145 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20146 supports SPARC5 and VIS 4.0 instructions.
20147 * configure: Regenerate.
20148 * config.in: Likewise.
20149 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20150 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20151 TARGET_CPU_niagara7.
20152 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20153 (CPP_CPU_SPEC): Handle niagara7.
20154 (ASM_CPU_SPEC): Likewise.
20155 * config/sparc/sparc-opts.h (processor_type): Add
20156 PROCESSOR_NIAGARA7.
20157 (mvis4): New option.
20158 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20159 (AS_NIAGARA7_FLAG): Define.
20160 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20161 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20162 (CPP_CPU_SPEC): Handle niagara7.
20163 (ASM_CPU_SPEC): Likewise.
20164 * config/sparc/sparc.c (niagara7_costs): Define.
20165 (sparc_option_override): Handle niagara7 and adjust cache-related
20166 parameters with better values for niagara cpus. Also support VIS4.
20167 (sparc32_initialize_trampoline): Likewise.
20168 (sparc_use_sched_lookahead): Likewise.
20169 (sparc_issue_rate): Likewise.
20170 (sparc_register_move_cost): Likewise.
20171 (dump_target_flag_bits): Support VIS4.
20172 (sparc_vis_init_builtins): Likewise.
20173 (sparc_builtins): Likewise.
20174 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20176 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20178 * config/sparc/sparc.opt (sparc_processor_type): New value
20180 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20182 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20184 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20187 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20189 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20191 2016-06-06 Richard Biener <rguenther@suse.de>
20193 PR tree-optimization/71398
20194 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20197 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20199 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20200 ft32_expand_prolog, ft32_expand_epilogue):
20201 Handle pretend_args.
20202 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20203 * config/ft32/ft32.md: Add pretend_returner.
20205 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20208 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20209 Copy op1 RTX to avoid invalid sharing.
20210 (ix86_expand_vector_move_misalign): Ditto.
20212 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20214 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20217 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20219 * predict.c (predicted_by_loop_heuristics_p): New function.
20220 (predict_iv_comparison): Use it.
20221 (predict_loops): Walk from innermost loops; do not predict edges
20222 leaving multiple loops multiple times; implement
20223 PRED_LOOP_ITERATIONS_MAX heuristics.
20224 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20226 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20228 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20229 only edges out of BB are EH edges.
20231 2016-06-04 Martin Sebor <msebor@redhat.com>
20232 Marcin Baczyński <marbacz@gmail.com>
20235 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20236 a void expression in a void function.
20238 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20240 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20241 aux; dump reasons of decisions.
20242 (should_duplicate_loop_header_p): Likewise.
20243 (do_while_loop_p): Likewise.
20244 (ch_base::copy_headers): Dump asi num insns duplicated.
20246 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20248 PR tree-optimization/71405
20249 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20250 incompatible type, build a new clobber with the right type instead
20251 of building a VIEW_CONVERT_EXPR around it.
20253 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20255 PR tree-optimization/52171
20256 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20257 by_pieces_ninsns instead of move_by_pieces_ninsns.
20259 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20261 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20262 for reg+reg addressing mode.
20264 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20266 * rs6000-c.c (c/c-tree.h): Add #include.
20267 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20268 in C++ when found in the base position of vec_ld or vec_st.
20270 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20272 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20273 use of profile unless profile status is PROFILE_READ.
20274 * profile.c (compute_branch_probabilities): Set profile status
20275 only after reporting predictor hitrates.
20277 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20281 * common.opt (ffp-int-builtin-inexact): New option.
20282 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20283 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20284 (ceil@var{m}2): Document dependence on this option.
20285 * ipa-inline-transform.c (inline_call): Handle
20286 flag_fp_int_builtin_inexact.
20287 * ipa-inline.c (can_inline_edge_p): Likewise.
20288 * config/i386/i386.md (rintxf2): Do not test
20289 flag_unsafe_math_optimizations.
20290 (rint<mode>2_frndint): New define_insn.
20291 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20292 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20293 for 387 instead of extending and truncating.
20294 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20295 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20296 Change to frndint<mode>2_<rounding>.
20297 (frndintxf2_<rounding>_i387): Likewise. Change to
20298 frndint<mode>2_<rounding>_i387.
20299 (<rounding_insn>xf2): Likewise.
20300 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20301 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20302 x87. Test TARGET_ROUND || !flag_trapping_math ||
20303 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20304 SSE. Use ROUND_NO_EXC in constant operand of
20305 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20306 for 387 instead of extending and truncating.
20308 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20309 Julia Koval <julia.koval@intel.com>
20321 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20322 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20323 all registers, except for function return registers if there are
20324 no caller-saved registers.
20325 (ix86_set_func_type): New function.
20326 (ix86_set_current_function): Call ix86_set_func_type to set
20327 no_caller_saved_registers and func_type. Call reinit_regs if
20328 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20329 nor x87 instructions in interrupt handler nor function with
20330 no_caller_saved_registers attribute.
20331 (ix86_function_ok_for_sibcall): Return false if there are no
20332 caller-saved registers.
20333 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20335 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20336 (ix86_function_arg): Return special arguments in interrupt handler.
20337 (ix86_promote_function_mode): Promote pointer to word_mode only
20338 for normal functions.
20339 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20341 (ix86_epilogue_uses): New function.
20342 (ix86_hard_regno_scratch_ok): Likewise.
20343 (ix86_save_reg): Preserve all registers in interrupt handler
20344 after reload. Preserve all registers, except for function return
20345 registers, if there are no caller-saved registers after reload.
20346 (find_drap_reg): Always use callee-saved register if there are
20347 no caller-saved registers.
20348 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20349 for interrupt handler.
20350 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20351 Emit cld instruction if stringops are used in interrupt handler
20352 or interrupt handler isn't a leaf function.
20353 (ix86_expand_epilogue): Generate interrupt return for interrupt
20354 handler and pop the 'ERROR_CODE' off the stack before interrupt
20355 return in exception handler.
20356 (ix86_expand_call): Disallow calling interrupt handler directly.
20357 If there are no caller-saved registers, mark all registers that
20358 are clobbered by the call which returns as clobbered.
20359 (ix86_handle_no_caller_saved_registers_attribute): New function.
20360 (ix86_handle_interrupt_attribute): Likewise.
20361 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20363 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20364 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20365 accumulation in interrupt function if stack may be realigned to
20367 (EPILOGUE_USES): New.
20368 (function_type): New enum.
20369 (machine_function): Add func_type and no_caller_saved_registers.
20370 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20371 (interrupt_return): New pattern.
20372 * doc/extend.texi: Document x86 interrupt and
20373 no_caller_saved_registers attributes.
20375 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20377 PR tree-optimization/52171
20378 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20379 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20380 Look for constant strings. Move some code to emit_block_cmp_hints
20382 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20383 * defaults.h (COMPARE_MAX_PIECES): New macro.
20384 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20385 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20386 (clear_by_pieces_1): Don't declare. Move definition before use.
20387 (can_do_by_pieces): New static function.
20388 (can_move_by_pieces): Use it. Return bool.
20389 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20390 OP. All callers changed. Handle COMPARE_BY_PIECES.
20391 (class pieces_addr); New.
20392 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20393 pieces_addr::adjust, pieces_addr::increment_address,
20394 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20396 (class op_by_pieces_d): New.
20397 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20399 (class move_by_pieces_d, class compare_by_pieces_d,
20400 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20401 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20402 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20403 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20404 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20405 compare_by_pieces_d::finish_mode): New member functions.
20406 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20408 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20409 (emit_block_cmp_hints): New function.
20410 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20411 use the newly defined classes.
20412 * expr.h (by_pieces_constfn): New typedef.
20413 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20414 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20415 (move_by_pieces_ninsns): Don't declare.
20416 (can_move_by_pieces): Change return value to bool.
20417 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20418 (compare_by_pieces_branch_ratio): New hook.
20419 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20420 (by_pieces_ninsns): Declare.
20421 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20423 (default_compare_by_pieces_branch_ratio): New function.
20424 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20425 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20426 * doc/tm.texi: Regenerate.
20427 * tree-ssa-strlen.c: Include "builtins.h".
20428 (handle_builtin_memcmp): New static function.
20429 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20430 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20432 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20434 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20435 relevant stmts which are simple and invariant.
20436 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20437 instead of simple and invariant
20439 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20441 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20442 (vectorizable_reduction): Check for new relevant state.
20443 (vectorizable_live_operation): vectorize live stmts using
20444 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20445 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20446 (vect_stmt_relevant_p): Check for stmts which are only used live.
20447 (process_use): Use of a stmt does not inherit it's live value.
20448 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20449 (vect_analyze_stmt): Check for new relevant state.
20450 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20451 outside the loop, but not inside it.
20453 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20455 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20456 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20457 (vect_get_vec_def_for_operand): Split out code.
20459 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20461 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20463 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20465 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20467 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20469 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20471 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20473 PR middle-end/71387
20474 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20475 to noreturn e->callee->decl that has void return type and void
20476 arguments, adjust gimple_call_fntype and remove lhs even if it had
20477 previously addressable type.
20479 2016-06-02 Jeff Law <law@redhat.com>
20481 PR tree-optimization/71328
20482 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20483 error when checking for a jump back onto the copied path.
20485 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20487 * config/microblaze/microblaze.c (get_branch_target): Add return
20488 NULL_RTX for the non-CALL_P case.
20489 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20490 (insert_wic): Remove unused local "j".
20492 2016-06-02 Martin Liska <mliska@suse.cz>
20494 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20496 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20497 Julia Koval <julia.koval@intel.com>
20499 * function.c (assign_parm_setup_stack): Force source into a
20500 register if needed.
20501 * target.def (function_incoming_arg): Update documentation to
20502 allow arbitrary address computation based on hard register.
20503 * doc/tm.texi: Regenerated.
20505 2016-06-02 Martin Liska <mliska@suse.cz>
20507 * predict.c (combine_predictions_for_bb): Fix first match in
20508 cases where a first predictor contains more than one occurence
20509 in list of predictors. Take the best value in such case.
20511 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20513 PR rtl-optimization/71295
20514 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20515 offset would go over the size of the inner mode reject it.
20517 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20519 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20520 x=x,x and v=v,m instead of x=x,m.
20522 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20523 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20524 alternative to v=rm,C.
20526 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20527 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20528 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20529 instead of vex for the last two above mentioned alternatives.
20531 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20534 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20536 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20538 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20540 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20542 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20543 from int to unsigned.
20545 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20547 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20548 alternatives, eliminating preferred register class. Add support
20549 for the MTVSRDD instruction in ISA 3.0.
20550 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20551 reg_or_indexed_operand.
20552 (vsx_splat_v4sf_internal): Likewise.
20554 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20557 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20558 for loading up all 0's or all 1's.
20560 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20562 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20564 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20566 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20568 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20569 * gcc.c (set_source_date_epoch_envvar): New function, sets
20570 the SOURCE_DATE_EPOCH environment variable to the current time.
20572 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20574 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20575 the factor for live Phi nodes.
20577 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20579 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20580 * tree-parloops.c (parallelize_loops): likewise.
20581 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20582 tree_unswitch_outer_loop): likewise.
20584 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20586 PR middle-end/71371
20587 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20588 around creation of the temporary.
20590 2016-06-01 Richard Biener <rguenther@suse.de>
20592 PR tree-optimization/71366
20593 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20594 (unloop_loops): Move removing edges here ...
20595 (try_unroll_loop_completely): ... from here.
20596 (try_peel_loop): ... and here.
20597 (tree_unroll_loops_completely_1): Track parent loops via
20598 bitmap of header BBs.
20599 (tree_unroll_loops_completely): Adjust for that.
20601 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20603 * config/rs6000/altivec.h (vec_slv): New macro.
20604 (vec_srv): New macro.
20605 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20606 (UNSPEC_VSRV): New value.
20609 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20610 (vsrv): New builtin definition.
20611 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20612 define argument types for new builtin.
20613 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20615 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20618 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20619 Jocelyn Mayer <l_indien@magic.fr>
20622 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20623 detect processor family for signature_CENTAUR_ebx.
20624 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20625 signature_CENTAUR_ebx.
20626 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20627 <default>: Pass x86-64 for has_longmode.
20629 2016-06-01 Nathan Sidwell <nathan@acm.org>
20631 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20634 2016-06-01 Richard Biener <rguenther@suse.de>
20636 PR tree-optimization/71261
20637 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20638 of stmts successfully put in the bool pattern. Remove
20639 single-use restriction.
20640 (adjust_bool_pattern_cast): Add cast at the use site via the
20641 pattern def sequence.
20642 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20643 of patterned defs. Use the pattern def seqence instead of
20644 multiple independent patterns.
20645 (sort_after_uid): New qsort compare function.
20646 (adjust_bool_stmts): New function to process stmts in the bool
20647 pattern in IL order.
20648 (vect_recog_bool_pattern): Adjust.
20649 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20650 (ifcvt_walk_pattern_tree): Likewise.
20651 (stmt_is_root_of_bool_pattern): Likewise.
20652 (ifcvt_repair_bool_pattern): Likewise.
20653 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20655 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20657 * loop-unroll.c (decide_unroll_constant_iterations,
20658 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20659 likely upper bounds.
20660 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20662 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20664 * tree-core.h (enum omp_clause_code): Remove
20665 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20667 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20669 * config/arm/sync.md (arm_store_exclusive<mode>):
20670 Use 'H' output modifier on operands[2] rather than creating a new
20671 entry in out-of-bounds memory of the operands array.
20672 (arm_store_release_exclusivedi): Likewise.
20674 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20676 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20677 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20678 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20679 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20681 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20683 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20684 into account live statements for mask producers.
20686 2016-06-01 Richard Biener <rguenther@suse.de>
20688 PR tree-optimization/71311
20689 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20690 restrict to non-INTEGER_CST @0.
20692 2016-06-01 Richard Biener <rguenther@suse.de>
20694 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20695 (relational patterns): Use :c to avoid pattern duplications.
20697 2016-06-01 Richard Biener <rguenther@suse.de>
20699 * genmatch.c (comparison_code_p): New predicate.
20700 (swap_tree_comparison): New function.
20701 (commutate): Add for_vec parameter to append new for entries.
20702 Support commutating relational operators by swapping it alongside
20704 (lower_commutative): Adjust.
20705 (dt_simplify::gen): Do not pass artificial operators to gen
20707 (decision_tree::gen): Do not add artificial operators as parameters.
20708 (parser::parse_expr): Verify operator commutativity when :c is
20709 applied. Allow :C to override this.
20710 * match.pd: Adjust patterns to use :C instead of :c where required.
20712 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20714 PR tree-optimization/71077
20715 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20716 the combining step, use boolean_false_node and boolean_true_node
20717 as the designated false/true return values.
20719 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20721 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20722 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20723 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20726 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20728 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20729 of flags impliying the register renaming.
20730 * toplev.c (process_options): Do not imply flag_rename_registers with
20733 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20735 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20736 default implementation.
20738 2016-05-31 Nathan Sidwell <nathan@acm.org>
20740 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20742 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20744 * config/sh/constraints.md (b): Remove constraint.
20745 * config/sh/predicates.md (arith_reg_operand): Remove
20747 * config/sh/sh-modes.def (PDI): Remove.
20748 * config/sh/sh.c (sh_target_reg_class,
20749 sh_optimize_target_register_callee_saved): Remove functions.
20750 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20751 (sh_expand_epilogue): Update comment.
20752 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20753 sh_secondary_reload): Remove TARGET_REGS related code.
20754 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20755 TARGET_REGISTER_P): Remove macros.
20756 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20757 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20758 TR1_REG, TR2_REG): Remove constants.
20759 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20761 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20763 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20764 define_expand patterns.
20765 (adddi3_compact): Rename to adddi3.
20766 (subdi3_compact): Rename to subdi3.
20767 (*negdi2): Rename to negdi2.
20768 (*abs<mode>2): Rename to abs<mode>2.
20770 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20772 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20773 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20774 (atomic_sub_fetchsi): ... this new pattern.
20775 (mvtc): Add CC_REG clobber.
20777 2016-05-31 Marek Polacek <polacek@redhat.com>
20779 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20781 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20783 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20784 aarch64_fusion_enabled_p to check for fusion capabilities.
20786 2016-05-31 Richard Biener <rguenther@suse.de>
20788 PR tree-optimization/71352
20789 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20790 minus one and a negate.
20792 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20794 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20795 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20797 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20798 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20799 Remove use of aarch64_simd_attr_length_move, set length attribute
20801 (*aarch64_be_movoi): Likewise.
20802 (*aarch64_be_movci): Likewise.
20803 (*aarch64_be_movxi): Likewise.
20805 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20807 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20808 It no longer does that.
20809 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20811 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20813 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20814 attribute __unused__.
20816 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20818 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20819 * config/arm/arm.c (arm_arch_thumb1): Define.
20820 (arm_option_override): Initialize arm_arch_thumb1.
20821 * config/arm/arm.h (arm_arch_thumb1): Declare.
20822 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20823 support Thumb-1 ISA.
20825 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20828 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20829 `Yv' for scalar operand.
20831 2016-05-31 Tom de Vries <tom@codesourcery.com>
20833 PR tree-optimization/69068
20834 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20835 phis with more than two args.
20837 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20839 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20840 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20843 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20845 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20847 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20849 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20850 cpu_32, cpu_64, tune_32 and tune_64.
20851 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20853 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20855 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20857 2016-05-30 Andi Kleen <ak@linux.intel.com>
20859 * auto-profile.c (read_profile): Replace asserts with errors
20860 when file does not exist.
20861 * gcov-io.c (gcov_read_words): Dito.
20863 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20865 * tree-cfg.c (print_loop): Print likely upper bounds.
20867 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20869 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20870 * opts.c (default_options): Enable peel loops at -O3.
20871 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20872 (try_peel_loop): Do not re-peel already peeled loops;
20873 use likely upper bounds; fix profile updating.
20874 (pass_complete_unroll::execute): Initialize peeled_loops.
20876 2016-05-30 Martin Liska <mliska@suse.cz>
20878 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20879 computed costs by frequency of BB they belong to.
20880 (get_scaled_computation_cost_at): New function.
20882 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20883 Marc Glisse <marc.glisse@inria.fr>
20885 PR tree-optimization/71289
20886 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20888 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20890 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20892 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20894 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20895 for peeled copies; avoid underflow when updating estimates; correctly
20896 scale loop profile.
20898 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20900 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20901 r236875. Corrected oe3 to oe2 as obvious.
20903 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20905 PR middle-end/71269
20906 PR middle-end/71252
20907 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20908 that inserted stmt will not dominate stmts that defines its operand.
20909 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20910 (rewrite_expr_tree_parallel): Likewise.
20912 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20914 PR middle-end/71252
20915 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20916 all fields including stmt_to_insert are swapped.
20918 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20920 * predict.h (force_edge_cold): Declare.
20921 * predict.c (force_edge_cold): New function.
20922 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20924 (canonicalize_loop_induction_variables): Fix formating.
20926 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20928 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20929 (visium_expand_copysign): Use gen_int_mode directly.
20930 (visium_compute_frame_size): Minor tweaks.
20932 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20934 * tree-vect-loop.c (vect_analyze_loop_2): Use
20935 likely_max_stmt_executions_int.
20937 2016-05-30 Tom de Vries <tom@codesourcery.com>
20939 PR tree-optimization/69067
20940 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20942 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20945 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20946 New peepholes to remove unneeded fild/fistp pairs.
20947 (define_peephole2 atomic_loaddi_fpu): Ditto.
20949 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20951 * predict.c (maybe_hot_frequency_p): Avoid division.
20953 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20955 * doc/install.texi: Use https for shop.fsf.org.
20957 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20959 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20960 likely_max_stmt_executions_int.
20962 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20964 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20965 likely_max_stmt_executions_int.
20967 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20969 * profile.c (compute_branch_probabilities): Do not report hitrates
20971 (branch_prob): Report hitrates here.
20972 * predict.c (gimple_predict_edge): Do not assert profile status;
20973 fix formatting issues.
20975 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20977 * predict.c (edge_predicted_by_p): New function.
20978 (predict_paths_for_bb): Do not put multiple predictions of the same type
20981 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20983 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20986 2016-05-28 Alan Modra <amodra@gmail.com>
20988 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20990 2016-05-28 Alan Modra <amodra@gmail.com>
20992 PR rtl-optimization/71275
20993 * ira.c (ira): Free dominance info.
20995 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20997 * doc/sourcebuild.texi: New address for upstream Go repository.
20999 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21001 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21002 (TARGET_ARM_V7M): Likewise.
21004 2016-05-26 Jeff Law <law@redhat.com>
21006 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21007 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21008 * passes.def: Add jump threading passes before DOM/VRP.
21009 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21010 argument to a basic block from an edge. Remove tests which are
21012 (pass_data_thread_jumps, class pass_thread_jumps): New.
21013 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21014 (make_pass_thread_jumps): Likewise.
21015 * tree-pass.h (make_pass_thread_jumps): Declare.
21017 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21019 * config/visium/visium-protos.h (split_double_move): Rename into...
21020 (visium_split_double_move): ...this.
21021 (visium_split_double_add): Declare.
21022 * config/visium/visium.c (split_double_move): Rename into...
21023 (visium_split_double_move): ...this.
21024 (visium_split_double_add): New function.
21025 (visium_expand_copysign): Renumber operands for consistency.
21026 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21027 (DFmode move splitter): Likewise.
21028 (*addi3_insn): Split by means of visium_split_double_add.
21029 (*adddi3_insn_flags): Delete.
21030 (*plus_plus_sltu<subst_arith>): New insn.
21031 (*subdi3_insn): Split by means of visium_split_double_add.
21032 (subdi3_insn_flags): Delete.
21033 (*minus_minus_sltu<subst_arith>): New insn.
21034 (*negdi2_insn): Split by means of visium_split_double_add.
21035 (*negdi2_insn_flags): Delete.
21037 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21039 * configure.ac: Treat a --with-headers option without argument
21040 the same as the default (i.e. consult sys-include directory).
21041 * configure: Regenerate.
21043 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21045 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21046 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21048 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21049 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21051 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21054 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21055 tree-stdarg analysis results.
21056 (aarch64_setup_incoming_varargs): Likewise.
21058 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21060 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21061 va_list_gpr_counter_field and va_list_fpr_counter_field.
21063 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21066 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21067 * config/aarch64/aarch64.c
21068 (aarch64_cannot_change_mode_class): Remove function.
21069 * config/aarch64/aarch64-protos.h
21070 (aarch64_cannot_change_mode_class): Remove.
21072 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21074 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21075 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21076 get_likely_max_loop_iterations_int): New.
21077 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21078 any_likely_upper_bound.
21079 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21081 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21082 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21084 (unroll_loop_constant_iterations): Likewise.
21085 (unroll_loop_runtime_iterations): Likewise.
21086 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21087 * lto-streamer-out.c (output_cfg): Likewise.
21088 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21090 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21091 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21092 (likely_max_loop_iterations): New.
21093 (likely_max_loop_iterations_int): New.
21094 (likely_max_stmt_executions): New.
21095 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21096 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21097 likely_max_stmt_executions): Declare.
21099 2016-05-27 Marek Polacek <polacek@redhat.com>
21101 PR middle-end/71308
21102 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21104 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21106 * config/s390/s390.md (2x risbg splitters): Use
21107 reg_overlap_mentioned_p instead of rtx_equal_p.
21109 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21111 * combine.c (make_compound_operation): Take known zero bits into
21112 account when checking for possible zero_extend.
21114 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21116 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21117 Use const_int_operand for operand 2 predicate. Simplify expand code
21120 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21122 PR middle-end/71279
21123 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21126 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21128 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21129 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21130 that returns CC_SESWPmode and CC_ZESWPmode.
21131 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21133 (aarch64_rtx_costs): Likewise.
21135 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21137 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21138 for ISA 3.0 min/max support.
21139 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21140 conditional move support.
21141 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21142 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21144 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21145 conditional moves where the comparison type is different from move
21147 (fp_minmax): New code iterator for smin/smax.
21148 (minmax): New code attributes for min/max.
21149 (SMINMAX): Likewise.
21150 (smax<mode>3): Combine min, max insns into one insn using the
21151 fp_minmax code iterator. Add support for ISA 3.0 min/max
21152 instructions that don't need -ffast-math.
21153 (s<minmax><mode>3): Likewise.
21154 (smax<mode>3_vsx): Likewise.
21155 (smin<mode>3): Likewise.
21156 (s<minmax><mode>3_vsx): Likewise.
21157 (smin<mode>3_vsx): Likewise.
21158 (pre-VSX min/max splitters): Likewise.
21159 (s<minmax><mode>3_fpr): Likewise.
21160 (movsfcc): Rewrite floating point conditional moves to combine
21161 SFmode/DFmode into a single insn.
21162 (mov<mode>cc): Likewise.
21163 (movdfcc): Likewise.
21164 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21165 SFDF2 iterators to handle all combinations.
21166 (fseldfsf4): Likewise.
21167 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21168 (fseldfdf4): Likewise.
21169 (fselsfdf4): Likewise.
21170 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21171 comparison instructions that set a 0/-1 mask, and use it for
21172 floating point conditional move via XXSEL.
21173 (fpmask<mode>): Likewise.
21174 (xxsel<mode>): Likewise.
21175 * config/rs6000/predicates.md (min_max_operator): Delete, no
21177 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21178 instructions that generate a 0/-1 mask for use with XXSEL.
21179 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21180 say whether floating point min/max is available, either through
21181 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21182 (TARGET_MINMAX_DF): Likewise.
21184 2016-05-27 Alan Modra <amodra@gmail.com>
21186 PR rtl-optimization/71275
21187 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21188 for update_equiv_regs and combine_and_move_insns.
21190 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21192 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21193 if_then_else or cond RTXes to calculate attribute value.
21194 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21195 <attr "length_immediate>: Ditto.
21196 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21197 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21198 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21199 <attr "type">: Ditto.
21200 <attr "prefix_data16">: Ditto.
21201 <attr "prefix_extra">: Ditto.
21202 <attr "length_immediate">: Ditto.
21203 <attr "prefix">: Ditto.
21204 (vec_set<mode>_0) <attr "isa">: Ditto.
21205 <attr "prefix_extra">: Ditto.
21206 <attr "length_immediate">: Ditto.
21207 <attr "prefix">: Ditto.
21208 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21209 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21210 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21211 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21212 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21213 <attr "length_immediate">: Ditto.
21214 <attr "prefix">: Ditto.
21215 (sse2_movsd) <attr "length_immediate">: Ditto.
21216 <attr "prefix">: Ditto.
21217 (vec_concatv2df) <attr "isa">: Ditto.
21218 <attr "prefix">: Ditto.
21219 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21220 (*vec_extractv2di_1) <attr "isa">: Ditto.
21221 <attr "type">: Ditto.
21222 <attr "length_immediate">: Ditto.
21223 <attr "prefix_rex">: Ditto.
21224 <attr "prefix_extra">: Ditto.
21225 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21226 <attr "prefix_extra">: Ditto.
21227 <attr "length_immediate">: Ditto.
21228 (vec_concatv2di) <attr "isa">: Ditto.
21229 <attr "prefix_extra">: Ditto.
21230 <attr "length_immediate">: Ditto.
21231 <attr "prefix">: Ditto.
21233 2016-05-26 Martin Liska <mliska@suse.cz>
21235 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21237 (operator+): Likewise.
21238 (operator-): Likewise.
21239 (comp_cost::operator+=): Likewise.
21240 (comp_cost::operator-=): Likewise.
21241 (comp_cost::operator/=): Likewise.
21242 (comp_cost::operator*=): Likewise.
21243 (operator<): Likewise.
21244 (operator==): Likewise.
21245 (operator<=): Likewise.
21246 (new_cost): Remove.
21247 (infinite_cost_p): Likewise.
21248 (add_costs): Likewise.
21249 (sub_costs): Likewise.
21250 (compare_costs): Likewise.
21251 (set_group_iv_cost): Use the newly introduced functions.
21252 (get_address_cost): Likewise.
21253 (get_shiftadd_cost): Likewise.
21254 (force_expr_to_var_cost): Likewise.
21255 (split_address_cost): Likewise.
21256 (ptr_difference_cost): Likewise.
21257 (difference_cost): Likewise.
21258 (get_computation_cost_at): Likewise.
21259 (determine_group_iv_cost_generic): Likewise.
21260 (determine_group_iv_cost_address): Likewise.
21261 (determine_group_iv_cost_cond): Likewise.
21262 (autoinc_possible_for_pair): Likewise.
21263 (determine_group_iv_costs): Likewise.
21264 (cheaper_cost_pair): Likewise.
21265 (iv_ca_recount_cost): Likewise.
21266 (iv_ca_set_no_cp): Likewise.
21267 (iv_ca_set_cp): Likewise.
21268 (iv_ca_cost): Likewise.
21269 (iv_ca_new): Likewise.
21270 (iv_ca_dump): Likewise.
21271 (iv_ca_narrow): Likewise.
21272 (iv_ca_prune): Likewise.
21273 (iv_ca_replace): Likewise.
21274 (try_add_cand_for): Likewise.
21275 (try_improve_iv_set): Likewise.
21276 (find_optimal_iv_set): Likewise.
21278 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21280 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21281 that internal functions will clobber all caller-saved registers.
21283 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21285 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21286 Return a better case_values_threshold when optimizing.
21288 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21290 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21291 Add ? to integer variant.
21292 (aarch64_combinez_be): Likewise.
21294 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21296 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21297 instead of x constraint.
21298 (vcvtps2ph256<mask_name>): Likewise.
21300 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21301 alternative. Formatting fix.
21303 * config/i386/sse.md
21304 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21306 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21307 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21308 maybe_evex prefix instead of vex.
21309 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21310 EXT_REX_SSE_REG_P (op0) case in the splitter.
21312 2016-05-25 Jeff Law <law@redhat.com>
21314 PR tree-optimization/71272
21315 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21316 Update comments. Add test for empty path.
21318 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21320 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21321 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21322 special case builtin.
21323 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21324 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21325 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21326 for __builtin_vec_cmpne.
21328 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21330 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21331 redundant test and bail out if the type of the new operand is not
21332 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21334 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21336 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21337 (x_ix86_target_flags_explicit): Remove.
21338 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21339 x_ix86_target_flags_explicit.
21340 (ix86_function_specific_restore): Ditto.
21342 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21343 H.J. Lu <hongjiu.lu@intel.com>
21346 * common/config/i386/i386-common.c
21347 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21348 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21349 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21350 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21351 (-mgeneral-regs-only): Add new option.
21352 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21353 x87 instructions if only general registers are allowed.
21354 (ix86_target_string): Add ix86_flags argument. Handle additional
21355 flags options through ix86_flags argument. Update all callers.
21356 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21358 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21360 PR rtl-optimization/66940
21361 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21362 decrementing desired_val will not overflow before performing these
21365 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21367 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21368 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21369 * config/i386/i386.c (enum ix86_builtins): Add
21370 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21371 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21372 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21373 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21374 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21375 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21376 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21377 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21378 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21379 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21380 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21381 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21382 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21383 __builtin_ia32_cvtps2dq512_mask.
21384 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21385 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21386 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21387 * config/i386/sse.md
21388 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21390 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21391 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21393 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21394 (avx512f_vec_pack_sfix_v8df): New define_expand.
21395 (avx512f_roundpd512): Rename to ...
21396 (avx512f_round<castmode>512): ... this. Change iterator.
21397 (avx512f_roundps512_sfix): New define_expand.
21398 (round<mode>2_sfix): Change iterator.
21400 2016-05-25 Nick Clifton <nickc@redhat.com>
21402 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21403 static interrupt handler is detected.
21404 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21405 default linker script.
21406 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21407 the low part of a symbolic pointer.
21409 2016-05-25 Richard Biener <rguenther@suse.de>
21411 PR tree-optimization/71261
21412 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21413 interesting stmt instead of immediate uses when looking
21414 for the use operand to replace.
21416 2016-05-25 Martin Liska <mliska@suse.cz>
21418 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21420 2016-05-25 Richard Biener <rguenther@suse.de>
21422 PR tree-optimization/71264
21423 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21426 2016-05-25 Martin Liska <mliska@suse.cz>
21428 PR tree-optimization/71239
21429 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21430 if DECL_SIZE is NULL.
21432 2016-05-25 Richard Biener <rguenther@suse.de>
21434 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21435 * tree-if-conv.c (pass_data_if_conversion): Use it.
21437 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21439 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21440 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21441 * varpool.c (varpool_node::get_availability): Likewise.
21443 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21445 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21446 VNEGW/VNEGD instructions.
21447 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21448 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21449 support for ISA 3.0 VNEGW/VNEGD instructions.
21451 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21453 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21454 pointers inside OACC_DATA regions.
21455 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21456 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21457 (gimplify_adjust_omp_clauses): Fix typo in comment.
21459 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21461 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21462 parity built-in functions.
21463 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21465 (p9v_parity<mode>2): Likewise.
21466 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21468 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21469 (parity<mode>2): ISA 3.0 expander for vector parity.
21470 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21472 (BU_P9_64BIT_MISC_0): Likewise.
21473 (BU_P9_MISC_0): Likewise.
21474 (BU_P9V_AV_1): Likewise.
21475 (BU_P9V_AV_2): Likewise.
21476 (BU_P9V_AV_3): Likewise.
21477 (BU_P9V_AV_P): Likewise.
21478 (BU_P9V_VSX_1): Likewise.
21479 (BU_P9V_OVERLOAD_1): Likewise.
21480 (BU_P9V_OVERLOAD_2): Likewise.
21481 (BU_P9V_OVERLOAD_3): Likewise.
21482 (VCTZB): Add vector count trailing zeros support.
21486 (VPRTYBD): Add vector parity support.
21487 (VPRTYBQ): Likewise.
21488 (VPRTYBW): Likewise.
21489 (VCTZ): Add overloaded vector count trailing zeros support.
21490 (VPRTYB): Add overloaded vector parity support.
21491 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21492 overloaded vector count trailing zeros and parity instructions.
21493 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21494 vector parity support.
21495 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21496 trailing zeros support.
21497 (vec_cntlz): Likewise.
21498 (vec_vctzb): Likewise.
21499 (vec_vctzd): Likewise.
21500 (vec_vctzh): Likewise.
21501 (vec_vctzw): Likewise.
21502 (vec_vprtyb): Add ISA 3.0 vector parity support.
21503 (vec_vprtybd): Likewise.
21504 (vec_vprtybw): Likewise.
21505 (vec_vprtybq): Likewise.
21506 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21507 the ISA 3.0 vector count trailing zeros and vector parity built-in
21510 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21512 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21513 when there is stmt_to_insert.
21515 2016-05-24 Martin Sebor <msebor@redhat.com>
21518 * tree.h (complete_or_array_type_p): New inline function.
21520 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21522 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21523 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21524 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21526 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21527 Limit 1st alternative to noavx isa, split 2nd alternative into one
21528 noavx and one avx alternative, use *x and Bm in the former and
21529 x and m in the latter.
21531 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21532 of sse4 for the first alternative, drop %v from the template
21533 and d operand modifier. Split second alternative into one sse4_noavx
21534 and one avx alternative, use *x instead of *v in the former and v
21535 instead of *v in the latter.
21536 (*sse4_1_extractps): Use noavx isa instead of * for the first
21537 alternative, drop %v from the template. Split second alternative into
21538 one noavx and one avx alternative, use *x instead of *v in the
21539 former and v instead of *v in the latter.
21540 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21541 with noavx and the last one with avx.
21542 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21543 split the second one into one noavx and one avx alternative,
21544 use *x and Bm in the former and x and m in the latter one.
21545 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21548 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21549 first two alternatives to noavx, use *x instead of *v in the second
21550 one, add avx alternative without *.
21551 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21552 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21553 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21555 2016-05-24 Jeff Law <law@redhat.com>
21557 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21558 New function, extracted from...
21559 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21560 Allow simple copies and constant initializations in the SSA chain.
21562 2016-05-24 Marek Polacek <polacek@redhat.com>
21565 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21568 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21571 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21572 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21573 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21574 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21575 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21577 2016-05-24 Richard Biener <rguenther@suse.de>
21579 PR tree-optimization/71240
21580 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21583 2016-05-24 Richard Biener <rguenther@suse.de>
21585 PR tree-optimization/71230
21586 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21588 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21590 * tree-vectorizer.h (vectorizable_comparison): Delete.
21591 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21592 PURE_SLP_STMT check.
21593 * tree-vect-stmts.c (vectorizable_call): Likewise.
21594 (vectorizable_simd_clone_call): Likewise.
21595 (vectorizable_conversion): Likewise.
21596 (vectorizable_assignment): Likewise.
21597 (vectorizable_shift): Likewise.
21598 (vectorizable_operation): Likewise.
21599 (vectorizable_load): Likewise.
21600 (vectorizable_condition): Likewise.
21601 (vectorizable_store): Likewise. Assert that we don't have
21603 (vectorizable_comparison): Make static. Remove redundant
21604 PURE_SLP_STMT check.
21605 (vect_transform_stmt): Assert that we always have an slp_node
21608 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21610 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21611 operands[2] against 1 with comparison against CONST1_RTX.
21612 (<shift>di3_neon): Likewise.
21613 * config/arm/predicates.md (const0_operand): Replace with comparison
21614 against CONST0_RTX.
21616 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21618 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21619 operands[2] against 1 with comparison against CONST1_RTX.
21620 (ashrdi3): Likewise.
21621 (lshrdi3): Likewise.
21622 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21624 (ashrsi3): Likewise.
21625 (lshrsi3): Likewise.
21626 (rotrsi3): Likewise.
21627 (define_split above *compareqi_eq0): Likewise.
21628 (define_split above "prologue"): Likewise.
21629 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21630 * config/arm/predicates.md (shift_operator): Likewise.
21631 (shift_nomul_operator): Likewise.
21632 (sat_shift_operator): Likewise.
21633 (thumb1_cmp_operand): Likewise.
21634 (const_neon_scalar_shift_amount_operand): Replace manual range
21635 check with IN_RANGE.
21636 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21637 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21639 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21641 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21642 with HOST_WIDE_INT_1.
21644 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21645 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21646 (arm_canonicalize_comparison): Likewise.
21647 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21649 (thumb1_size_rtx_costs): Likewise.
21650 (vfp_const_double_index): Replace cast of 1 to unsigned
21651 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21652 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21654 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21655 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21656 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21657 HOST_WIDE_INT with HOST_WIDE_INT_1.
21659 2016-05-24 Marek Polacek <polacek@redhat.com>
21661 * tree-cfg.h (should_remove_lhs_p): New predicate.
21662 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21663 * gimplify.c (gimplify_modify_expr): Likewise.
21664 * tree-cfg.c (verify_gimple_call): Likewise.
21665 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21666 * gimple-fold.c: Include "tree-cfg.h".
21667 (gimple_fold_call): Use should_remove_lhs_p.
21669 2016-05-24 Richard Biener <rguenther@suse.de>
21671 PR tree-optimization/71253
21672 * cfganal.h (control_dependences): Make robust against edge
21674 (control_dependences::control_dependences): Remove edge_list argument.
21675 (control_dependences::get_edge): Remove.
21676 (control_dependences::get_edge_src): Add.
21677 (control_dependences::get_edge_dest): Likewise.
21678 (control_dependences::m_el): Make a vector of edge src/dest index.
21679 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21680 (control_dependences::control_dependences): Likewise.
21681 (control_dependences::~control_dependence): Likewise.
21682 (control_dependences::get_edge): Remove.
21683 (control_dependences::get_edge_src): Add.
21684 (control_dependences::get_edge_dest): Likewise.
21685 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21687 (perform_tree_ssa_dce): Adjust.
21688 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21690 (pass_loop_distribution::execute): Adjust. Do loop destroying
21691 conditional on changed.
21693 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21696 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21697 return. Reindent transformation comment and mention the ARM state
21700 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21702 PR middle-end/71252
21703 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21704 after build_and_add_sum creates new use stmt.
21706 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21708 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21709 load_lanes/grouped_load classification comes first. Don't check
21710 whether the vectorization factor is a multiple of the group size
21713 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21715 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21716 GROUP_GAP for single-element interleaving.
21717 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21720 2016-05-24 Richard Biener <rguenther@suse.de>
21722 PR middle-end/70434
21724 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21725 bases which are accessed with non-invariant indices.
21726 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21727 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21729 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21731 PR middle-end/71170
21732 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21733 (add_to_ops_vec): Add stmt_to_insert.
21734 (add_repeat_to_ops_vec): Init stmt_to_insert.
21735 (insert_stmt_before_use): New.
21736 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21738 (get_ops): Init stmt_to_insert.
21739 (maybe_optimize_range_tests): Likewise.
21740 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21741 (rewrite_expr_tree_parallel): Likewise.
21742 (reassociate_bb): Likewise.
21744 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21747 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21748 ISA 3.0 xxperm fusion alternative.
21749 (altivec_vperm_v8hiv16qi): Likewise.
21750 (altivec_vperm_<mode>_uns_internal): Likewise.
21751 (vperm_v8hiv4si): Likewise.
21752 (vperm_v16qiv8hi): Likewise.
21754 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21755 Kelvin Nilsen <kelvin@gcc.gnu.org>
21757 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21758 vpermr/xxpermr on ISA 3.0.
21759 (altivec_expand_vec_perm_le): Likewise.
21760 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21761 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21764 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21766 * config/i386/i386.h (IS_STACK_MODE): Enable for
21767 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21768 SSE_FLOAT_MODE_P macros.
21769 * config/i386/i386.c (ix86_preferred_reload_class): Use
21770 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21771 Cleanup regclass processing for CONST_DOUBLE_P.
21772 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21773 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21774 with IS_STACK_MODE macro.
21775 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21777 (*movdf_internal): Use IS_STACK_MODE macro.
21778 (*movsf_internal): Ditto.
21780 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21782 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21783 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21785 2016-05-23 Jeff Law <law@redhat.com>
21787 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21789 (fsm_find_control_statement_thread_paths): Call it.
21791 2016-05-23 Martin Jambor <mjambor@suse.cz>
21794 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21795 from_global_constant if t is not NULL.
21797 2016-05-23 Marek Polacek <polacek@redhat.com>
21800 * common.opt (Wswitch-unreachable): New option.
21801 * doc/invoke.texi: Document -Wswitch-unreachable.
21802 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21805 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21807 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21808 TMR_INDEX is non-NULL.
21810 2016-05-23 Richard Biener <rguenther@suse.de>
21812 PR tree-optimization/71230
21813 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21814 (try_special_add_to_ops): ... here. Always test for single-use.
21816 2016-05-23 Martin Jambor <mjambor@suse.cz>
21818 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21819 default block if a PHI node in the original one would be resized.
21821 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21823 PR tree-optimization/58135
21824 * tree-vect-slp.c: When group size is not multiple
21825 of vector size, allow splitting of store group at
21828 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21830 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21832 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21834 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21835 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21836 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21839 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21840 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21841 v constraint instead of x and vinserti32x4 insn.
21843 * config/i386/sse.md (i128vldq): New mode iterator.
21844 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21845 avx512dq and avx512vl alternatives.
21847 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21848 constraint, use maybe_evex prefix instead of vex.
21849 (vec_dupv4sf): Use v constraint instead of x for output
21850 operand except for noavx alternative, use Yv constraint
21851 instead of x for input. Use maybe_evex prefix instead of vex.
21852 (*vec_dupv4si): Likewise.
21853 (*vec_dupv2di): Likewise.
21855 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21857 PR middle-end/40921
21858 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21859 (linearize_expr_tree): Call try_special_add_to_ops.
21860 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21862 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21864 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21865 to computed stack_usage.
21867 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21870 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21871 operand is subreg (symbol_ref) then move the symbol ref to register.
21873 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21875 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21877 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21879 PR middle-end/71179
21880 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21883 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21885 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21886 ranges by calling get_single_symbol and tidy up. Look more closely
21887 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21889 2016-05-20 Jeff Law <law@redhat.com>
21891 * bitmap.c (bitmap_find_bit): Remove useless test.
21893 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21895 * function.c (thread_prologue_and_epilogue_insns): Commit the
21896 insertion of the epilogue.
21898 2016-05-20 Martin Jambor <mjambor@suse.cz>
21900 PR tree-optimization/70884
21901 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21902 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21903 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21904 of constant pool data as a reason for scalarization.
21906 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21908 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21909 for naked functions.
21910 (thumb1_expand_prologue): Likewise.
21912 2016-05-20 Nathan Sidwell <nathan@acm.org>
21914 * config/nvptx/nptx.c (nvptx_option_override): Only set
21915 flag_toplevel_reorder, if not explicitly specified. Set
21916 flag_no_common, unless explicitly specified.
21918 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21920 * calls.c (can_implement_as_sibling_call_p): Mark param
21921 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21923 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21925 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21926 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21927 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21929 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21930 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21931 and CASE_CONST_ANY.
21933 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21935 * config/nvptx/nvptx.md (sincossf3): New pattern.
21937 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21939 * calls.c (maybe_complain_about_tail_call): New function.
21940 (initialize_argument_information): Call
21941 maybe_complain_about_tail_call when clearing *may_tailcall.
21942 (can_implement_as_sibling_call_p): Call
21943 maybe_complain_about_tail_call when returning false.
21944 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21945 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21946 if tail-call optimization fails.
21947 * cfgexpand.c (expand_call_stmt): Initialize
21948 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21949 * gimple-pretty-print.c (dump_gimple_call): Dump
21950 gimple_call_must_tail_p.
21951 * gimple.c (gimple_build_call_from_tree): Call
21952 gimple_call_set_must_tail with the value of
21953 CALL_EXPR_MUST_TAIL_CALL.
21954 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21955 (gimple_call_set_must_tail): New function.
21956 (gimple_call_must_tail_p): New function.
21957 * print-tree.c (print_node): Update printing of TREE_STATIC
21958 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21959 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21960 trailing comment listing applicable flags.
21961 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21963 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21965 * calls.c (expand_call): Move "Rest of purposes for tail call
21966 optimizations to fail" to...
21967 (can_implement_as_sibling_call_p): ...this new function, and
21968 split into multiple "if" statements.
21970 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21972 * cfgloop.h (expected_loop_iterations_unbounded,
21973 expected_loop_iterations): Unconstify.
21974 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21975 profile with known upper bound; return 3 when profile is absent.
21976 (expected_loop_iterations): Update.
21978 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21980 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21981 and get_max_loop_iterations_int.
21983 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21985 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21986 realistic upper bounds here.
21988 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21991 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21992 calls if the LHS is variable length or has addressable type.
21993 If targets[0]->decl is a noreturn call with void return type and
21994 zero arguments, adjust fntype and remove lhs in that case.
21996 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21998 PR tree-optimization/71079
21999 PR tree-optimization/71206
22000 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22002 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22004 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22005 (get_vec_alignment_for_array_decl): Likewise.
22006 (get_vec_alignment_for_record_decl): Likewise.
22007 (increase_alignment::execute): Move code to find alignment to
22008 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22009 (type_align_map): New hash_map.
22011 2016-05-20 Richard Guenther <rguenther@suse.de>
22013 PR tree-optimization/29756
22014 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22015 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22016 * fold-const.c (operand_equal_p): Likewise.
22017 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22018 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22019 * tree-inline.c (estimate_operator_cost): Likewise.
22020 * tree-pretty-print.c (dump_generic_node): Likewise.
22021 * tree-ssa-operands.c (get_expr_operands): Likewise.
22022 * cfgexpand.c (expand_debug_expr): Likewise.
22023 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22024 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22025 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22026 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22027 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22028 (execute_update_addresses_taken): Do it.
22030 2016-05-20 Richard Biener <rguenther@suse.de>
22032 PR tree-optimization/71185
22033 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22034 register operations.
22036 2016-05-20 Richard Biener <rguenther@suse.de>
22038 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22039 gimple_seq_add_seq_without_update.
22040 (release_bb_predicate): Assert we have no operands to free.
22041 (if_convertible_loop_p_1): Calculate post dominators later.
22042 Do not free BB predicates here.
22043 (combine_blocks): Do not recompute BB predicates.
22044 (version_loop_for_if_conversion): Save BB predicates around
22047 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22049 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22050 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22051 code. Ignore sibcalls on EDGE_IGNORE edges.
22052 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22053 on edges for sibcalls that run without prologue. The rest of the
22054 function is combined from...
22055 (fix_fake_fallthrough_edge): ... this, and ...
22056 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22057 function argument, make it a local variable.
22059 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22061 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22062 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22063 for 32-bit mode and SEH for 64-bit.
22064 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22065 TARGET_64BIT_DEFAULT.
22067 2016-05-19 Ryan Burn <contact@rnburn.com>
22069 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22070 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22072 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22074 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22075 force pending loads from memory.
22077 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22079 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22080 (UNSPEC_DARN_32): New unspec constant.
22081 (UNSPEC_DARN_RAW): New unspec constant.
22082 (darn_32): New instruction.
22083 (darn_raw): New instruction.
22084 (darn): New instruction.
22085 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22086 support and documentation for this macro.
22087 (BU_P9_MISC_1): New macro definition.
22088 (BU_P9_64BIT_MISC_0): New macro definition.
22089 (BU_P9_MISC_0): New macro definition.
22090 (darn_32): New builtin definition.
22091 (darn_raw): New builtin definition.
22092 (darn): New builtin definition.
22093 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22094 RS6000_BUILTIN_0 directives to surround each occurrence of
22095 #include "rs6000-builtin.def".
22096 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22097 RS6000_BTM_64BIT flags to the returned mask, depending on
22099 (def_builtin): Correct an error in the assignments made to the
22100 debugging variable attr_string.
22101 (rs6000_expand_builtin): Add support for no-operand built-in
22103 (builtin_function_type): Remove fatal_error assertion that is no
22105 (rs6000_common_init_builtins): Add support for no-operand built-in
22107 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22109 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22111 (RS6000_BTM_64BIT): New macro definition.
22112 * doc/extend.texi: Document __builtin_darn (void),
22113 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22116 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22118 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22119 max_loop_iterations_int.
22121 2016-05-19 Marek Polacek <polacek@redhat.com>
22123 PR tree-optimization/71031
22124 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22125 condition and adjust the code a bit.
22127 2016-05-19 Martin Liska <mliska@suse.cz>
22129 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22130 auto_vec instead of vec.
22132 2016-05-19 Martin Liska <mliska@suse.cz>
22134 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22136 2016-05-19 Martin Liska <mliska@suse.cz>
22138 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22140 2016-05-19 Martin Liska <mliska@suse.cz>
22142 * ipa-pure-const.c (set_function_state): Remove an existing
22144 (remove_node_data): Do not free it as it's released
22145 in set_function_state.
22147 2016-05-19 Martin Liska <mliska@suse.cz>
22149 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22152 2016-05-19 Martin Liska <mliska@suse.cz>
22154 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22156 2016-05-19 Martin Liska <mliska@suse.cz>
22158 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22159 an auto_vec instead of re-creating it.
22161 2016-05-19 Martin Liska <mliska@suse.cz>
22163 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22164 auto_vec instead of vec.
22166 2016-05-19 Martin Liska <mliska@suse.cz>
22168 * lto-section-in.c (lto_get_section_data): Call
22169 lto_check_version with additional argument.
22170 * lto-streamer.c (lto_check_version): Add new argument.
22171 * lto-streamer.h (lto_check_version): Likewise.
22173 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22175 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22176 Don't add cost of inner memory when handling sign-extended loads.
22178 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22180 PR rtl-optimization/71148
22181 * cse.c (cse_main): Free dominance info.
22182 (rest_of_handle_cse): Don't free dominance info.
22183 (rest_of_handle_cse2): Likewise.
22184 (rest_of_handle_cse_after_global_opts): Likewise.
22186 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22189 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22190 NULL_TREE early if NEON is not available. Remove now redundant check
22191 in ARM_CHECK_BUILTIN_MODE.
22193 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22196 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22197 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22198 * doc/cpp.texi: Document new macros.
22200 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22202 PR tree-optimization/69848
22203 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22204 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22206 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22208 * function.c (thread_prologue_and_epilogue_insn): Move the
22209 "goto epilogue_done" one block later.
22211 2016-05-19 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/70729
22214 * passes.def: Move LIM pass before PRE. Remove no longer
22215 required copyprop and move first DCE out of the loop pipeline.
22217 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22220 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22221 (OBJS-libcommon-target): ...here.
22222 * opts-common.c: Include spellcheck.h.
22223 (cmdline_handle_error): Build a vec of valid options and use it
22224 to suggest provide hints for misspelled arguments.
22226 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22229 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22230 lhs if it has TREE_ADDRESSABLE type.
22232 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22235 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22236 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22238 2016-05-18 Martin Jambor <mjambor@suse.cz>
22241 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22242 input for NOP_EXPR pass-through functions.
22243 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22244 aggregate global constant VAR_DECLs in constant jump functions.
22246 2016-05-18 Martin Jambor <mjambor@suse.cz>
22249 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22250 from TREE_READONLY parameters.
22252 2016-05-18 Martin Jambor <mjambor@suse.cz>
22255 * cgraph.h (cgraph_indirect_call_info): New field
22256 guaranteed_unmodified.
22257 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22258 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22260 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22261 pass the parameter value to ipa_find_agg_cst_for_param.
22262 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22263 guaranteed_unmodified, store AA results there instead of bailing out
22265 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22266 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22267 (find_constructor_constant_at_offset): New function.
22268 (ipa_find_agg_cst_from_init): Likewise.
22269 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22270 static initializers of contants, report back through a new paameter
22271 from_global_constant if that was the case.
22272 (try_make_edge_direct_simple_call): Also pass parameter value to
22273 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22275 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22276 (ipa_read_indirect_edge_info): Likewise.
22277 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22278 (ipa_load_from_parm_agg): Likewise.
22280 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22282 PR rtl-optimization/71150
22283 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22286 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22289 * config/rs6000/constraints.md (wE constraint): New constraint
22290 for a vector constant that can be loaded with XXSPLTIB.
22291 (wM constraint): New constraint for a vector constant of a 1's.
22292 (wS constraint): New constraint for a vector constant that can be
22293 loaded with XXSPLTIB and a vector sign extend instruction.
22294 * config/rs6000/predicates.md (xxspltib_constant_split): New
22295 predicates for wE/wS constraints.
22296 (xxspltib_constant_nosplit): Likewise.
22297 (easy_vector_constant): Add support for constants that can be
22298 loaded via XXSPLTIB.
22299 (all_ones_constant): New predicate for vector constant with all
22301 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22302 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22303 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22304 instruction and possibly with a sign extension.
22305 (output_vec_const_move): Add support for XXSPLTIB. If we are
22306 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22307 instead of XXLXOR/XXLORC.
22308 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22310 (rs6000_legitimize_reload_address): Likewise.
22311 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22313 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22314 combine VSX_M and VSX_M2 into one iterator.
22315 (VSX_M2): Likewise.
22316 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22317 (VSINT_842): Likewise.
22318 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22319 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22320 XXSPLTIB instruction.
22321 (xxspltib_<mode>_nosplit): Likewise.
22322 (xxspltib_<mode>_split): New insn to load up constants with
22323 XXSPLTIB and a sign extend instruction.
22324 (vsx_mov<mode>): Replace single move that handled all vector types
22325 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22326 moves (when -mvsx-timode is in effect) into the main vector
22327 moves. Eliminate separate moves for <VSr> <VSa>, where the
22328 preferred register class (<VSr>) is listed first, and the
22329 secondary register class (<VSa>) is listed second with a '?' to
22330 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22331 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22332 that if the register was involved in a slow operation, the
22333 clear/set operation does not wait for the slow operation to
22334 finish. Adjust the length attributes for 32-bit mode. Use
22335 rs6000_output_move_128bit and drop the use of the string
22336 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22337 spacing so that the alternatives and attributes don't generate
22338 long lines, and put things in columns, so that it is easier to
22339 match up the operands and attributes with the insn alternatives.
22340 (vsx_mov<mode>_64bit): Likewise.
22341 (vsx_mov<mode>_32bit): Likewise.
22342 (vsx_movti_64bit): Fold movti into normal vector moves.
22343 (vsx_movti_32bit): Likewise.
22344 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22345 splat instructions.
22346 (vsx_splat_v4si_internal): Likewise.
22347 (vsx_splat_v4sf_internal): Likewise.
22348 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22349 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22350 extend vector elements.
22351 (vsx_sign_extend_hi_<mode>): Likewise.
22352 (vsx_sign_extend_si_v2di): Likewise.
22353 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22355 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22356 constraints. Add trailing period to wL documentation.
22358 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22360 PR middle-end/71020
22361 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22362 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22363 * tree-call-cdce.c: Include tree-dfa.h.
22364 (can_guard_call_p): New function, extracted from...
22365 (can_use_internal_fn): ...here.
22366 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22368 (shrink_wrap_one_built_in_call): Likewise.
22369 (use_internal_fn): Likewise.
22370 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22371 and return void. Call replace_abnormal_ssa_names.
22372 (pass_call_cdce::execute): Check can_guard_call_p during the
22373 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22374 will always change something.
22376 2016-05-18 Martin Jambor <mjambor@suse.cz>
22379 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22380 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22382 2016-05-18 Martin Jambor <mjambor@suse.cz>
22385 * ipa-inline.h (condition): New field size.
22386 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22387 for comaprison and store it into the new condition.
22388 (evaluate_conditions_for_known_args): Use condition size to check
22389 access sizes for all but CHANGED conditions.
22390 (unmodified_parm_1): New parameter size_p, store access size into it.
22391 (unmodified_parm): Likewise.
22392 (unmodified_parm_or_parm_agg_item): Likewise.
22393 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22394 (set_cond_stmt_execution_predicate): Extract access sizes and store
22395 them to conditions.
22396 (set_switch_stmt_execution_predicate): Likewise.
22397 (will_be_nonconstant_expr_predicate): Likewise.
22398 (will_be_nonconstant_predicate): Likewise.
22399 (inline_read_section): Stream condition size.
22400 (inline_write_summary): Likewise.
22402 2016-05-18 Richard Biener <rguenther@suse.de>
22404 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22405 condition cost to PHI cost instead of total_cost.
22407 2016-05-18 Martin Liska <mliska@suse.cz>
22410 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22413 2016-05-18 Richard Biener <rguenther@suse.de>
22415 * lto-streamer.h (LTO_major_version): Bump to 6.
22417 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22419 * function.c (make_split_prologue_seq, make_prologue_seq,
22420 make_epilogue_seq): New functions, factored out from...
22421 (thread_prologue_and_epilogue_insns): Here.
22423 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22425 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22426 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22427 of before. Add a comment.
22429 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22431 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22432 expression pointer, not pointer to the pointer.
22434 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22436 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22437 (avx2_pbroadcast<mode>): Add another alternative with v instead
22438 of x constraints in it, using <pbroadcast_evex_isa> isa.
22439 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22441 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22442 constraint x instead of v in second alternative, add avx512bw
22445 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22446 constraint x instead of v in second alternative, add avx512bw
22449 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22450 constraint x instead of v in second alternative, add avx512bw
22453 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22454 avx512bw alternative.
22456 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22458 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22459 array to 128 chars.
22460 (define_insn "*andnottf3"): Ditto.
22461 (define_insn "*<code><mode>3"/any_logic): Ditto.
22462 (define_insn "*<code>tf3"/any_logic): Ditto.
22463 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22464 operand to block AVX-512VL insn variant emit when it is not enabled.
22466 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22468 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22469 constraint fot SF mode.
22471 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22472 Kirill Yukhin <kirill.yukhin@intel.com>
22474 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22476 (define_insn "rsqrt14<mode>"): Ditto.
22477 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22478 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22479 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22480 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22481 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22483 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22484 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22485 * config/i386/i386.c (ix86_print_operand): Expand check for size
22486 override codes for Intel syntax.
22488 2016-05-18 Richard Biener <rguenther@suse.de>
22490 PR tree-optimization/71168
22491 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22492 initialization earlier.
22494 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22496 * config/aarch64/aarch64-simd.md
22497 (aarch64_reduc_plus_internal<mode>): Rename to...
22498 (reduc_plus_scal): ...This, and remove previous implementation.
22500 2016-05-18 Richard Biener <rguenther@suse.de>
22502 * passes.def: Put late dse and cd_dce in canonical order.
22504 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22506 * ipa-inline-transform.c (preserve_function_body_p): Look for
22507 first non-thunk clone.
22508 (save_function_body): Save into first non-thunk.
22509 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22511 (lto_output_node): Inline thunks don't need body in every
22513 * lto-streamer-in.c: Do not fixup thunk clones.
22514 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22516 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22519 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22521 PR middle-end/63586
22522 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22523 (reassociate_bb): Call transform_add_to_multiply.
22525 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22527 * config/aarch64/aarch64.c (all_extensions): Removed unused
22530 2016-05-17 Nathan Sidwell <nathan@acm.org>
22532 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22533 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22535 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22537 PR tree-optimization/54579
22538 PR middle-end/55299
22539 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22541 2016-05-17 Marek Polacek <polacek@redhat.com>
22544 * tree-inline.c (expand_call_inline): Call
22545 maybe_remove_unused_call_args.
22547 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22549 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22550 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22551 * doc/md.texi (fmin@var{m}3): Likewise.
22553 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22555 * match.pd (X & C): New transformation.
22557 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22559 * match.pd (~X & Y): New transformation.
22561 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22563 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22564 information for new SSA_NAME.
22565 (simplify_conversion_using_ranges): Get range through get_range_info
22566 instead of get_value_range.
22568 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22570 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22571 Remove inline assembly.
22572 (vmvn_s16): Likewise.
22573 (vmvn_s32): Likewise.
22574 (vmvn_u8): Likewise.
22575 (vmvn_u16): Likewise.
22576 (vmvn_u32): Likewise.
22577 (vmvnq_s8): Likewise.
22578 (vmvnq_s16): Likewise.
22579 (vmvnq_s32): Likewise.
22580 (vmvnq_u8): Likewise.
22581 (vmvnq_u16): Likewise.
22582 (vmvnq_u32): Likewise.
22583 (vmvn_p8): Likewise.
22584 (vmvnq_p16): Likewise.
22586 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22588 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22590 (vmul_n_s16): Likewise.
22591 (vmul_n_s32): Likewise.
22592 (vmul_n_u16): Likewise.
22593 (vmul_n_u32): Likewise.
22594 (vmulq_n_f32): Likewise.
22595 (vmulq_n_f64): Likewise.
22596 (vmulq_n_s16): Likewise.
22597 (vmulq_n_s32): Likewise.
22598 (vmulq_n_u16): Likewise.
22599 (vmulq_n_u32): Likewise.
22601 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22603 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22604 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22606 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22608 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22609 to *aarch64_fma4_elt_from_dup<mode>.
22610 (*aarch64_fnma4_elt_to_128df): Rename to
22611 *aarch64_fnma4_elt_from_dup<mode>.
22612 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22613 (vfms_n_f32): Likewise.
22614 (vfms_n_f64): Likewise.
22615 (vfmsq_n_f32): Likewise.
22616 (vfmsq_n_f64): Likewise.
22618 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22620 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22622 2016-05-17 Richard Biener <rguenther@suse.de>
22624 PR tree-optimization/71132
22625 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22626 Only add control dependences for blocks in the loop.
22627 (build_rdg): Adjust.
22628 (generate_code_for_partition): Return whether loop should
22629 be destroyed and delay that.
22630 (distribute_loop): Likewise.
22631 (pass_loop_distribution::execute): Record loops to be destroyed
22632 and perform delayed destroying of loops.
22634 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22637 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22639 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22641 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22643 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22646 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22647 insertion point for instructions generated by validize_mem.
22649 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22651 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22654 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22656 * config/aarch64/aarch64.c
22657 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22658 rather than a macro.
22660 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22662 * doc/invoke.texi (AArch64 Options): Various updates.
22664 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22666 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22667 into instrumentation thunks.
22668 * cif-code.def (CIF_CHKP): New.
22670 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22672 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22674 2016-05-16 Martin Jambor <mjambor@suse.cz>
22676 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22677 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22679 2016-05-16 Marek Polacek <polacek@redhat.com>
22681 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22684 2016-05-16 Martin Jambor <mjambor@suse.cz>
22687 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22688 the outlined kernel function.
22690 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22692 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22693 (ISA_HAS_DLSA): Ditto.
22695 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22697 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22699 2016-05-16 Nathan Sidwell <nathan@acm.org>
22701 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22702 (nvptx_name_replacement): Restore. Add comment.
22703 (write_fn_proto, write_fn_proto_from_insn,
22704 nvptx_output_call_insn): Restore
22705 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22707 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22709 * config/aarch64/aarch64.md
22710 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22711 (add<mode>3_compareC_imm): Likewise.
22712 (<optab>si3_uxtw): Split into register and immediate variants.
22713 (andsi3_compare0_uxtw): Likewise.
22714 (and<mode>3_compare0): Likewise.
22715 (and<mode>3nr_compare0): Likewise.
22716 (stack_protect_test_<mode>): Don't use %x for memory operands.
22718 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22720 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22722 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22724 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22725 Split integer shifts into shift_reg and bfm.
22726 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22727 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22728 (ror<mode>3_insn): Likewise.
22729 (<optab>si3_insn_uxtw): Likewise.
22730 (<optab><mode>3_insn): Change to rotate_imm.
22731 (extr<mode>5_insn_alt): Likewise.
22732 (extrsi5_insn_uxtw): Likewise.
22733 (extrsi5_insn_uxtw_alt): Likewise.
22735 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22737 * doc/tm.texi: Regenerate.
22738 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22739 (TARGET_INVALID_RETURN_TYPE): Remove.
22740 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22741 TARGET_INVALID_RETURN_TYPE.
22742 * target.def (invalid_parameter_type): Remove.
22743 (invalid_return_type): Remove.
22745 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22747 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22748 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22750 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22752 (preserve_function_body_p): No need to preserve function body
22753 * cif-codes.def (CIF_THUNK): Remove.
22754 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22756 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22758 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22760 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22762 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22765 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22767 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22768 (inline_small_functions): Do not look for function symbol when
22771 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22773 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22776 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22777 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22778 Jiong Wang <jiong.wang@arm.com>
22780 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22781 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22782 Define __ARM_FP16_ARGS when appropriate.
22783 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22785 (arm_invalid_return_type): Likewise.
22786 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22787 (TARGET_INVALID_RETURN_TYPE): Remove.
22788 (aapcs_vfp_sub_candidate): Allow HFmode.
22789 (aapcs_vfp_allocate): Add comment. Support HFmode.
22790 (aapcs_vfp_allocate_return_reg): Likewise.
22791 (struct aapcs_cp_arg_layout): Slightly reword comments for
22792 is_return_candidate and allocate_return_reg.
22793 (output_mov_vfp): Update assert.
22794 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22796 (arm_invalid_parameter_type): Remove.
22797 (amr_invalid_return_type): Remove.
22798 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22799 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22800 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22802 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22804 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22805 * config/aarch64/arch64-protos.h
22806 (aarch64_legitimize_reload_address): Remove.
22807 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22810 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22812 * configure.ac: Add ACX_NONCANONICAL_HOST.
22813 * configure: Regenerate.
22814 * Makefile.in: Set host_noncanonical.
22816 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22819 * config/i386/i386.md (*movtf_internal): Before register allocation,
22820 do not allow FP constants for CM_MEDIUM memory model, allow only
22821 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22822 (*movxf_internal): Ditto.
22823 (*movdf_internal): Ditto.
22824 (*movsf_internal): Ditto.
22826 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22828 PR rtl-optimization/67483
22829 * combine.c (make_compound_operation): Don't call extract_left_shift
22830 with negative shift amounts.
22832 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22835 * fold-const.c (fold_checksum_tree): Allow modification
22836 of TYPE_ALIAS_SET during folding.
22838 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22839 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22840 (ix86_split_to_parts): Likewise. Fix up formatting.
22842 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22844 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22845 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22848 2016-05-13 Nathan Sidwell <nathan@acm.org>
22850 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22851 (nvptx_name_replacement): Delete.
22852 (write_fn_proto, write_fn_proto_from_insn,
22853 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22854 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22855 * langhooks.c (add_builtin_funcction_common): Call
22856 targetm.mangle_decl_assembler_name.
22858 * config/nvptx/nvptx.c (write_fn_proto): Handle
22859 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22861 2016-05-13 Martin Liska <mliska@suse.cz>
22863 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22864 and PRIu64 in printf format.
22866 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22868 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22871 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22873 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22874 Change --param max-completely-peeled-times to
22875 --param max-completely-peel-times in dump file printing.
22877 2016-05-13 Richard Biener <rguenther@suse.de>
22879 PR tree-optimization/42587
22880 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22881 (find_bswap_or_nop_1): Likewise.
22882 (bswap_replace): Likewise.
22884 2016-05-13 Martin Liska <mliska@suse.cz>
22886 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22887 Initialize a variable with default value.
22889 2016-05-13 Martin Liska <mliska@suse.cz>
22891 * doc/invoke.texi: Enhance explanation of error recovery
22894 2016-05-13 Martin Liska <mliska@suse.cz>
22896 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22897 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22898 (iv_inv_expr_ent *).
22899 (struct iv_inv_expr_ent): Comment struct fields.
22900 (sort_iv_inv_expr_ent): New function.
22901 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22902 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22903 a hash_map between iv_inv_expr_ent and number of usages.
22904 (niter_for_exit): Fix coding style.
22905 (tree_ssa_iv_optimize_init): Use renamed variable.
22906 (determine_base_object): Fix coding style.
22907 (alloc_iv): Likewise.
22908 (find_interesting_uses_outside): Likewise.
22909 (add_candidate_1): Likewise.
22910 (add_standard_iv_candidates): Likewise.
22911 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22912 (prepare_decl_rtl): Fix coding style.
22913 (get_address_cost): Likewise.
22914 (get_shiftadd_cost): Likewise.
22915 (force_expr_to_var_cost): Likewise.
22916 (compare_aff_trees): Likewise.
22917 (get_expr_id): Restructure the function.
22918 (get_loop_invariant_expr_id): Renamed to
22919 get_loop_invariant_expr.
22920 (get_computation_cost_at): Replace usage of inv_expr_id with
22922 (get_computation_cost): Likewise.
22923 (determine_group_iv_cost_generic): Likewise.
22924 (determine_group_iv_cost_address): Likewise.
22925 (iv_period): Fix coding style.
22926 (iv_elimination_compare_lt): Likewise.
22927 (may_eliminate_iv): Likewise.
22928 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22930 (determine_group_iv_costs): Dump invariant expressions.
22931 (iv_ca_recount_cost): Use the newly added hash_map.
22932 (iv_ca_set_remove_invariants): Fix coding style.
22933 (iv_ca_set_add_invariants): Fix coding style.
22934 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22936 (iv_ca_set_cp): Likewise.
22937 (iv_ca_new): Initialize the newly added hash_map and remove
22938 initialization of fields.
22939 (iv_ca_free): Delete the hash_map.
22940 (iv_ca_dump): Dump invariant expressions.
22941 (iv_ca_extend): Fix coding style.
22942 (try_add_cand_for): Likewise.
22943 (create_new_ivs): Dump information about # of avg iterations and
22944 # of used invariant expressions.
22945 (rewrite_use_compare): Fix coding style.
22946 (free_loop_data): Set default value for max_inv_expr_id.
22948 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22950 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22951 returned value cse_cfg_altered computation.
22952 (rest_of_handle_cse2): Likewise.
22953 (rest_of_handle_cse_after_global_opts): Likewise.
22955 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22958 * config/arm/arm.c (arm32_output_mi_thunk): New.
22959 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22960 to split Thumb1 vs TARGET_32BIT functionality.
22961 (arm_thumb1_mi_thunk): New.
22963 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22965 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22968 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22971 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22973 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22975 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22976 (expand_builtin_trap): Emit a regular call.
22977 (set_builtin_user_assembler_name): Remove obsolete cases.
22978 * dse.c (scan_insn): Adjust.
22979 * except.c: Include calls.h.
22980 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22981 emit a regular call to setjmp.
22982 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22983 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22984 (emit_block_move_via_libcall): Delete.
22985 (block_move_fn): Delete.
22986 (init_block_move_fn): Likewise.
22987 (emit_block_move_libcall_fn): Likewise.
22988 (emit_block_op_via_libcall): New function.
22989 (set_storage_via_libcall): Tidy up and use memset builtin.
22990 (block_clear_fn): Delete.
22991 (init_block_clear_fn): Likewise.
22992 (clear_storage_libcall_fn): Likewise.
22993 (expand_assignment): Call emit_block_move_via_libcall.
22994 Do not include gt-expr.h.
22995 * expr.h (emit_block_op_via_libcall): Declare.
22996 (emit_block_copy_via_libcall): New inline function.
22997 (emit_block_move_via_libcall): Likewise.
22998 (emit_block_comp_via_libcall): Likewise.
22999 (block_clear_fn): Delete.
23000 (init_block_move_fn): Likewise.
23001 (init_block_clear_fn): Likewise.
23002 (emit_block_move_via_libcall): Likewise.
23003 (set_storage_via_libcall): Add default parameter value.
23004 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23005 (abort_libfunc): Delete.
23006 (memcpy_libfunc): Likewise.
23007 (memmove_libfunc): Likewise.
23008 (memcmp_libfunc): Likewise.
23009 (memset_libfunc): Likewise.
23010 (setbits_libfunc): Likewise.
23011 (setjmp_libfunc): Likewise.
23012 (longjmp_libfunc): Likewise.
23013 (profile_function_entry_libfunc): Likewise.
23014 (profile_function_exit_libfunc): Likewise.
23015 (gcov_flush_libfunc): Likewise.
23016 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23017 and DECL_VISIBILITY on the declaration.
23018 (init_optabs): Do not initialize obsolete libfuncs.
23019 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23020 * tree-core.h (ECF_RET1): Define.
23021 (ECF_TM_PURE): Adjust.
23022 (ECF_TM_BUILTIN): Likewise.
23023 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23024 (build_common_builtin_nodes): Initialize abort builtin.
23025 Add ECF_RET1 on memcpy, memmove and memset builtins.
23026 Pass final flags for alloca and alloca_with_align builtins.
23027 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23029 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23030 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23031 set_storage_via_libcall and call emit_block_copy_via_libcall.
23033 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23035 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23036 DImode before it is passed to ix86_output_call_operand.
23037 (*call_value_got_x32): Ditto for operand 1.
23039 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23041 PR rtl-optimization/70904
23042 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23043 reload for wide mode.
23045 2016-05-12 Marek Polacek <polacek@redhat.com>
23048 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23049 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23050 * langhooks.h (incomplete_type_error): Likewise.
23051 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23052 parameter, pass it down to incomplete_type_error.
23053 * tree.h (size_in_bytes): New inline overload.
23054 (size_in_bytes_loc): Renamed from size_in_bytes.
23056 2016-05-12 Richard Biener <rguenther@suse.de>
23058 PR tree-optimization/71059
23059 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23060 nary before looking up or entering the expression into the VN
23062 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23063 Make sure to re-use NARYs without result as inserted by
23066 2016-05-12 Richard Biener <rguenther@suse.de>
23068 PR tree-optimization/71062
23069 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23071 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23072 vars_contains_restrict if the var is a restrict tag.
23073 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23074 do not disambiguate pointers against it.
23075 (dump_points_to_solution): Re-structure and adjust for new
23076 vars_contains_restrict flag.
23077 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23079 2016-05-12 Martin Liska <mliska@suse.cz>
23081 * doc/invoke.texi: Explain connection between
23082 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23084 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23086 PR tree-optimization/71006
23087 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23088 consider COND_EXPR as a mask producer.
23090 2016-05-12 Marek Polacek <polacek@redhat.com>
23093 * opts.c (common_handle_option): Detect missing argument for --help^.
23095 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23098 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23099 when popping the PC and within an interrupt handler routine.
23100 Add missing tab to output of "ldmfd".
23101 (output_return_instruction): Output LDMFD with SP update rather
23102 than POP when returning from interrupt handler.
23104 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23106 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23107 TARGET_64BIT && TARGET_AVX512DQ.
23108 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23109 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23110 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23111 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23112 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23113 (*vec_extractv4si_zext): Add avx512dq alternative.
23114 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23115 use v instead of x constraint in other alternatives where possible.
23117 * config/i386/sse.md (sse2_loadld): Use v instead of x
23118 constraint in alternatives 0,1,4.
23120 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23121 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23122 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23125 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23126 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23127 is not emitted unless TARGET_AVX512BW.
23128 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23129 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23130 for the result operand.
23132 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23133 constraint instead of x in avx alternatives. Use maybe_evex instead
23136 * config/i386/constraints.md (Yv): New constraint.
23137 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23138 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23139 * config/i386/i386.md (avx512fvecmode): New mode attr.
23140 (*pushtf): Use v constraint instead of x.
23141 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23142 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23143 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23144 (*absnegtf2_sse): Likewise.
23145 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23146 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23147 avx512f alternatives.
23148 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23150 2016-05-12 Richard Biener <rguenther@suse.de>
23152 PR tree-optimization/71060
23153 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23154 require exact match of DR_BASE_OBJECT but only matching address and
23157 2016-05-12 Richard Biener <rguenther@suse.de>
23159 PR tree-optimization/70986
23160 * cfganal.c: Include cfgloop.h.
23161 (dfs_find_deadend): Prefer to take edges exiting loops.
23163 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23165 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23166 compile and run time.
23168 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23171 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23173 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23175 * config/i386/i386.c (legitimize_pic_address): Use
23176 copy_to_suggested_reg instead of gen_movsi.
23178 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23180 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23181 the code into quad_address_p and call it to share code with
23182 vsx_quad_dform_memory_operand.
23183 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23185 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23186 bit instead of being a separate word. Split -mpower9-dform into
23187 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23188 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23189 for the register class supporting 128-bit quad word memory offsets.
23190 (mode_supports_vsx_dform_quad): Helper function to return if the
23191 register class uses quad word memory offsets.
23192 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23193 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23194 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23195 instructions are enabled, set up the appropriate addr_masks for
23197 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23198 -mpower9-dform-scalar, instead of -mpower9-dform.
23199 (rs6000_option_override_internal): Split -mpower9-dform into two
23200 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23201 -mpower9-dform switch sets or clears both. If we are not using
23202 the LRA register allocator, do not enable -mpower9-dform-vector by
23203 default. If we are using LRA, enable -mpower9-dform-vector and
23204 -mvsx-timode if it is appropriate. Issue a warning if either
23205 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23207 (quad_address_offset_p): New helper function to return if the
23208 offset is legal for quad word memory instructions.
23209 (quad_address_p): New function to determin if GPR or vector
23210 register quad word memory addresses are legal.
23211 (mem_operand_gpr): Validate quad word address offsets.
23212 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23213 d-form (register + offset) instructions.
23214 (offsettable_ok_by_alignment): Likewise.
23215 (rs6000_legitimate_offset_address_p): Likewise.
23216 (legitimate_lo_sum_address_p): Likewise.
23217 (rs6000_legitimize_address): Likewise.
23218 (rs6000_legitimize_reload_address): Add more debug statements for
23220 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23221 d-form instructions.
23222 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23223 d-form instructions. Distinguish different cases in debug
23224 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23225 d-form instructions.
23226 (rs6000_preferred_reload_class): Likewise.
23227 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23228 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23229 of the ISA 2.06 indexed memory instructions.
23230 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23231 use them to save/restore the saved vector registers instead of
23232 using Altivec instructions.
23233 (rs6000_emit_epilogue): Likewise.
23234 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23235 (rs6000_opt_masks): Split -mpower9-dform into
23236 -mpower9-dform-scalar and -mpower9-dform-vector.
23237 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23239 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23240 ISA 3.0 vector indexed memory instructions, and fold the code into
23241 the normal mov<mode> patterns.
23242 (p9_vecstore_<mode>): Likewise.
23243 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23245 (vsx_movti_64bit): Likewise.
23246 (vsx_movti_32bit): Likewise.
23247 * config/rs6000/constraints.md (wO constraint): New constraint for
23248 ISA 3.0 vector d-form support.
23249 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23250 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23251 include -mpower9-dform-vector until we switch over to LRA.
23252 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23253 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23254 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23255 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23256 for -mpower9-dform and -mlra.
23257 * doc/md.texi (wO constraint): Document wO constraint.
23259 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23261 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23262 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23263 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23264 Move handling of non-insn arguments inline into the sole user:
23265 (output_trans_func): ...here.
23266 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23267 in emitted function prototype.
23268 (output_internal_insn_latency_func): Ditto. Simplify.
23269 (output_internal_maximal_insn_latency_func): Ditto. Delete
23270 always-unused argument.
23271 (output_insn_latency_func): Ditto.
23272 (output_maximal_insn_latency_func): Ditto.
23274 2016-05-11 Richard Biener <rguenther@suse.de>
23276 PR tree-optimization/71055
23277 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23278 sth with precision not equal to access size verify we don't chop
23281 2016-05-11 Richard Biener <rguenther@suse.de>
23284 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23285 (dwarf2out_finish): Move retry_incomplete_types call ...
23286 (dwarf2out_early_finish): ... here.
23288 2016-05-11 Richard Biener <rguenther@suse.de>
23290 PR middle-end/71002
23291 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23292 if the langhook insists on it.
23293 * fold-const.c (make_bit_field_ref): Add arg for the original
23294 reference and preserve its alias-set.
23295 (decode_field_reference): Take exp by reference and adjust it
23296 to the original memory reference.
23297 (optimize_bit_field_compare): Adjust callers.
23298 (fold_truth_andor_1): Likewise.
23299 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23301 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23303 PR middle-end/70807
23304 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23305 * cfgrtl.c (delete_insn_and_edges): Likewise.
23306 * config/i386/i386.c (convert_scalars_to_vector): Remove
23308 * cse.c (cse_insn): Compute cse_cfg_altered.
23309 (delete_trivially_dead_insns): Likewise.
23310 (cse_cc_succs): Likewise.
23311 (rest_of_handle_cse): Free dominance info if required.
23312 (rest_of_handle_cse2): Likewise.
23313 (rest_of_handle_cse_after_global_opts): Likewise.
23315 2016-05-11 Alan Modra <amodra@gmail.com>
23317 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23318 abi_v4_pass_in_fpr): New functions.
23319 (rs6000_function_arg_boundary): Exclude complex IBM long double
23320 from 64-bit alignment when ABI_V4.
23321 (rs6000_function_arg, rs6000_function_arg_advance_1,
23322 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23324 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23326 PR rtl-optimization/71028
23327 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23328 jump with just a return in the fallthrough block if the branch
23329 block contains just a return as well.
23331 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23333 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23334 * match.pd ((X & Y) ^ Y): ... this.
23335 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23336 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23338 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23340 * read-md.c (require_char_ws): New function.
23341 (read_string): Simplify using require_char_ws.
23342 (handle_constants): Likewise.
23343 (handle_enum): Likewise.
23344 (handle_file): Likewise.
23345 * read-md.h (require_char_ws): New declaration.
23346 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23347 (read_mapping): Likewise.
23348 (read_rtx_code): Likewise.
23349 (read_nested_rtx): Likewise.
23351 2016-05-10 James Norris <jnorris@codesourcery.com>
23353 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23354 if offloading is enabled and -fopenacc or -fopenmp is specified.
23355 (CRTOFFLOADEND): Likewise.
23356 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23357 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23359 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23361 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23362 gotoff_operand code paths. Use copy_to_suggested_regs and
23363 expand_simple_binop where appropriate. Cleanup.
23365 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23368 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23370 (dimode_scalar_chain::vector_const_cost): New.
23371 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23372 (dimode_scalar_chain::convert_op): Likewise.
23373 (dimode_scalar_chain::convert_insn): Likewise.
23375 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23377 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23378 unary operation, not a binary one.
23380 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23382 PR middle-end/70877
23383 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23384 calls with type casted fndecl.
23386 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23388 PR tree-optimization/70786
23389 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23390 * calls.c (initialize_argument_information): Bind bounds
23391 with corresponding args passed by reference.
23393 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23396 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23397 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23398 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23401 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23404 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23405 code for a zero scale factor.
23406 (vsx_xvcvdpuxds_scale): Likewise.
23408 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23410 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23411 if show_ruler_p was set on the context.
23412 (layout::show_ruler): New method.
23413 * diagnostic.h (struct diagnostic_context): Add field
23416 2016-05-10 Richard Biener <rguenther@suse.de>
23418 PR tree-optimization/71039
23419 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23420 (chk_uses): New function.
23421 (propagate_with_phi): Verify we can safely replicate the lhs of an
23422 aggregate assignment on all incoming edges.
23424 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23426 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23428 (rx_atomic_sequence): New class.
23429 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23430 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23432 (rx_atomic_sequence::rx_atomic_sequence,
23433 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23434 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23435 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23436 CTRLREG_INTB): New constants.
23437 (FETCHOP): New code iterator.
23438 (fethcop_name, fetchop_name2): New iterator code attributes.
23439 (QIHI): New mode iterator.
23440 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23441 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23442 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23444 2016-05-10 Martin Liska <mliska@suse.cz>
23446 * tree-inline.c (remap_dependence_clique): Do not remap
23447 debugging statements.
23449 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23451 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23452 ("*fixuns_truncdfdi2_z13")
23453 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23454 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23455 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23457 2016-05-10 Richard Biener <rguenther@suse.de>
23459 PR tree-optimization/70497
23460 PR tree-optimization/28367
23461 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23463 (visit_reference_op_load): ... here.
23464 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23465 with simplified BIT_FIELD_REFs.
23466 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23467 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23470 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23472 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23473 documentation comment. For BLOCK nodes, add a
23474 DW_AT_abstract_origin attribute that points to the DIE generated
23475 for the origin BLOCK.
23476 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23477 blocks from inlined functions.
23479 2016-05-10 Alan Modra <amodra@gmail.com>
23482 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23483 regrename modifying insns saving lr before __morestack call.
23484 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23485 insns restoring lr after __morestack call.
23487 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23489 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23490 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23492 * config/i386/sse.md (vec_interleave_high<mode>,
23493 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23494 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23496 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23498 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23499 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23500 parallel reassociation for power8 and forward.
23502 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23504 * config/i386/i386.md (absneg splitters with general regs): Use
23505 general_reg_operand predicate.
23506 (btsq peephole2): Use x86_64_immediate_operand to check if new
23507 value is suitable for immediate operand. Generate emitted insn
23508 using RTL expressions.
23509 (btcq peephole2): Ditto.
23510 (btrq peephole2): Ditto. Generate correct immediate operand
23513 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23515 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23518 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23520 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23521 pointer dereference.
23523 2016-05-09 Richard Biener <rguenther@suse.de>
23525 PR tree-optimization/70985
23526 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23527 op0 isn't a gimple register.
23529 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23531 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23532 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23533 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23534 (i6400_fpu_mult): New cpu units.
23535 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23536 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23537 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23538 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23539 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23540 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23541 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23542 (i6400_msa_long_float4, i6400_msa_long_float5)
23543 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23544 (i6400_msa_fdiv_sf): New reservations.
23545 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23546 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23547 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23548 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23549 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23550 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23551 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23552 (msa_short_store4, msa_long_load, msa_short_store)
23553 (msa_long_logic, msa_long_float2, msa_long_float4)
23554 (msa_long_float5, msa_long_float8, msa_long_mult)
23555 (msa_long_fdiv, msa_long_div): New reservations.
23557 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23558 Sameera Deshpande <sameera.deshpande@imgtec.com>
23559 Matthew Fortune <matthew.fortune@imgtec.com>
23560 Graham Stott <graham.stott@imgtec.com>
23561 Chao-ying Fu <chao-ying.fu@imgtec.com>
23563 * config.gcc: Add MSA header file for mips*-*-* target.
23564 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23565 (Ubv8i, Urv8): New constraints.
23566 * config/mips/mips-ftypes.def: Add function types for MSA
23568 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23569 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23570 * config/mips/mips-msa.md: New file.
23571 * config/mips/mips-protos.h
23572 (mips_split_128bit_const_insns): New prototype.
23573 (mips_msa_idiv_insns): Likewise.
23574 (mips_split_128bit_move): Likewise.
23575 (mips_split_128bit_move_p): Likewise.
23576 (mips_split_msa_copy_d): Likewise.
23577 (mips_split_msa_insert_d): Likewise.
23578 (mips_split_msa_fill_d): Likewise.
23579 (mips_expand_msa_branch): Likewise.
23580 (mips_const_vector_same_val_p): Likewise.
23581 (mips_const_vector_same_bytes_p): Likewise.
23582 (mips_const_vector_same_int_p): Likewise.
23583 (mips_const_vector_shuffle_set_p): Likewise.
23584 (mips_const_vector_bitimm_set_p): Likewise.
23585 (mips_const_vector_bitimm_clr_p): Likewise.
23586 (mips_msa_vec_parallel_const_half): Likewise.
23587 (mips_msa_output_division): Likewise.
23588 (mips_ldst_scaled_shift): Likewise.
23589 (mips_expand_vec_cond_expr): Likewise.
23590 * config/mips/mips.c (enum mips_builtin_type): Add
23591 MIPS_BUILTIN_MSA_TEST_BRANCH.
23592 (mips_gen_const_int_vector_shuffle): New prototype.
23593 (mips_const_vector_bitimm_set_p): New function.
23594 (mips_const_vector_bitimm_clr_p): Likewise.
23595 (mips_const_vector_same_val_p): Likewise.
23596 (mips_const_vector_same_bytes_p): Likewise.
23597 (mips_const_vector_same_int_p): Likewise.
23598 (mips_const_vector_shuffle_set_p): Likewise.
23599 (mips_symbol_insns): Forbid loading symbols via immediate for
23601 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23603 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23605 (mips_lx_address_p): Add support load indexed address for MSA.
23606 (mips_address_insns): Add calculation of instructions needed for
23607 stores and loads for MSA.
23608 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23609 CONST_VECTOR for MSA and let it fall through.
23610 (mips_ldst_scaled_shift): New function.
23611 (mips_subword_at_byte): Likewise.
23612 (mips_msa_idiv_insns): Likewise.
23613 (mips_legitimize_move): Validate MSA moves.
23614 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23615 calculation of costs for MSA division.
23616 (mips_split_move_p): Check if MSA moves need splitting.
23617 (mips_split_move): Split MSA moves if necessary.
23618 (mips_split_128bit_move_p): New function.
23619 (mips_split_128bit_move): Likewise.
23620 (mips_split_msa_copy_d): Likewise.
23621 (mips_split_msa_insert_d): Likewise.
23622 (mips_split_msa_fill_d): Likewise.
23623 (mips_output_move): Handle MSA moves.
23624 (mips_expand_msa_branch): New function.
23625 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23626 Reinstate 'y' modifier.
23627 (mips_file_start): Add MSA .gnu_attribute.
23628 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23630 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23631 (mips_class_max_nregs): Add register size for MSA supported mode.
23632 (mips_cannot_change_mode_class): Allow conversion between MSA
23633 vector modes and TImode.
23634 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23636 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23637 (mips_preferred_simd_mode): Add preffered modes for MSA.
23638 (mips_vector_mode_supported_p): Add MSA supported modes.
23639 (mips_autovectorize_vector_sizes): New function.
23640 (mips_msa_output_division): Likewise.
23641 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23642 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23643 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23644 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23645 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23646 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23647 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23648 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23649 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23650 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23651 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23652 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23653 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23654 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23655 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23656 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23657 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23658 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23659 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23660 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23661 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23662 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23663 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23664 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23665 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23666 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23667 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23668 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23669 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23670 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23671 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23672 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23673 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23674 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23675 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23676 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23677 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23678 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23679 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23680 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23681 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23682 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23683 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23684 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23685 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23686 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23687 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23688 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23689 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23690 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23691 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23692 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23693 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23694 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23695 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23696 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23697 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23698 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23699 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23700 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23701 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23702 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23703 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23704 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23705 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23706 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23707 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23708 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23709 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23710 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23711 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23712 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23713 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23714 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23715 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23716 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23717 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23718 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23719 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23720 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23721 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23722 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23723 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23724 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23725 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23726 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23727 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23728 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23729 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23730 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23731 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23732 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23733 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23734 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23735 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23736 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23737 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23738 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23739 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23740 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23741 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23742 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23743 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23744 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23745 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23746 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23747 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23748 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23749 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23750 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23751 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23752 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23753 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23754 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23755 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23756 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23757 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23758 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23759 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23760 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23761 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23762 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23763 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23764 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23765 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23766 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23767 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23768 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23769 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23770 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23771 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23772 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23773 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23774 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23775 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23776 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23777 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23778 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23779 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23780 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23781 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23782 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23783 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23784 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23785 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23786 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23787 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23788 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23789 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23790 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23791 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23793 (mips_get_builtin_decl_index): New array.
23794 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23795 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23796 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23797 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23798 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23800 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23802 (mips_expand_builtin_insn): Prepare operands for
23803 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23804 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23805 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23806 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23807 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23808 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23809 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23810 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23811 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23812 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23813 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23814 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23815 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23816 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23817 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23818 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23819 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23820 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23821 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23822 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23823 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23824 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23825 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23826 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23827 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23828 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23829 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23830 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23831 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23832 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23833 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23834 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23835 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23836 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23837 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23838 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23839 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23840 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23841 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23842 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23843 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23844 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23845 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23846 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23847 These are set implicitly and an error is reported if overridden.
23848 (mips_expand_builtin_msa_test_branch): New function.
23849 (mips_expand_msa_shuffle): Likewise.
23850 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23851 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23852 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23853 (mips_expand_vec_unpack): Add support for MSA.
23854 (mips_expand_vector_init): Likewise.
23855 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23856 instead of const0_rtx.
23857 (mips_msa_vec_parallel_const_half): New function.
23858 (mips_gen_const_int_vector): Likewise.
23859 (mips_gen_const_int_vector_shuffle): Likewise.
23860 (mips_expand_msa_cmp): Likewise.
23861 (mips_expand_vec_cond_expr): Likewise.
23862 * config/mips/mips.h
23863 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23864 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23866 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23867 (ISA_HAS_MSA): New macro.
23868 (UNITS_PER_MSA_REG): Likewise.
23869 (BITS_PER_MSA_REG): Likewise.
23870 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23871 (MSA_REG_FIRST): New macro.
23872 (MSA_REG_LAST): Likewise.
23873 (MSA_REG_NUM): Likewise.
23874 (MSA_REG_P): Likewise.
23875 (MSA_REG_RTX_P): Likewise.
23876 (MSA_SUPPORTED_MODE_P): Likewise.
23877 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23878 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23879 * config/mips/mips.md: Include mips-msa.md.
23880 (alu_type): Add simd_add.
23881 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23882 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23883 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23884 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23885 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23886 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23887 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23888 simd_move, simd_load, simd_store. Choose "multi" for moves
23890 (qword_mode): New attribute.
23891 (insn_count): Add instruction count for quad moves.
23892 Increase the count for MIPS SIMD division.
23893 (UNITMODE): Add UNITMODEs for vector types.
23894 (addsub): New code iterator.
23895 * config/mips/mips.opt (mmsa): New option.
23896 * config/mips/msa.h: New file.
23897 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23899 * config/mips/mti-linux.h: Likewise.
23900 * config/mips/predicates.md
23901 (const_msa_branch_operand): New constraint.
23902 (const_uimm3_operand): Likewise.
23903 (const_uimm4_operand): Likewise.
23904 (const_uimm5_operand): Likewise.
23905 (const_uimm8_operand): Likewise.
23906 (const_imm5_operand): Likewise.
23907 (aq10b_operand): Likewise.
23908 (aq10h_operand): Likewise.
23909 (aq10w_operand): Likewise.
23910 (aq10d_operand): Likewise.
23911 (const_m1_operand): Likewise.
23912 (reg_or_m1_operand): Likewise.
23913 (const_exp_2_operand): Likewise.
23914 (const_exp_4_operand): Likewise.
23915 (const_exp_8_operand): Likewise.
23916 (const_exp_16_operand): Likewise.
23917 (const_vector_same_val_operand): Likewise.
23918 (const_vector_same_simm5_operand): Likewise.
23919 (const_vector_same_uimm5_operand): Likewise.
23920 (const_vector_same_uimm6_operand): Likewise.
23921 (const_vector_same_uimm8_operand): Likewise.
23922 (par_const_vector_shf_set_operand): Likewise.
23923 (reg_or_vector_same_val_operand): Likewise.
23924 (reg_or_vector_same_simm5_operand): Likewise.
23925 (reg_or_vector_same_uimm6_operand): Likewise.
23926 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23928 * doc/invoke.texi (-mmsa): Document new option.
23930 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23932 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23933 * configure: Regenerate.
23934 * config.in: Regenerate.
23935 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23936 on -fvtable-verify.
23937 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23938 (ENDFILE_VTV_SPEC): Define.
23940 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23942 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23943 registers in all interrupt handlers if necessary.
23944 (rl78_option_override): Add warning.
23945 (MUST_SAVE_MDUC_REGISTERS): New macro.
23946 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23947 * config/rl78/rl78.c (check_mduc_usage): New function.
23948 (mduc_regs): New structure to hold MDUC register data.
23949 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23950 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23951 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23952 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23953 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23954 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23956 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23958 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23959 (tree-ssa-loop-niter.h): Ditto.
23960 (idx_within_array_bound, ref_within_array_bound): New functions.
23961 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23962 Factor out check on writable base object to ...
23963 (base_object_writable): ... here.
23965 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23967 * config/arm/arm.md (probe_stack): Add modes to set source
23970 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23972 * regrename.c (base_reg_class_for_rename): New static function.
23973 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23975 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23977 * cgraph.c (thunk_adjust): Export.
23978 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23979 * cgraphunit.c (thunk_adjust): Export.
23980 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23982 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23984 * tree-inline.c (expand_call_inline): Expand thunks inline.
23986 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23989 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23990 (*sse2_vd_cvtss2sd): Ditto.
23991 * config/i386/i386.md
23992 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23993 Generate *sse2_vd_cvtsd2ss pattern.
23994 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23995 Generate *sse2_vd_cvtss2sd pattern.
23997 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23999 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24000 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24003 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24005 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24006 * config/sh/sh.c: Define and declare variables on first use throughout
24008 (current_function_interrupt): Change to bool type.
24009 (frame_insn): Rename to emit_frame_insn and update users.
24010 (push_regs): Use bool for 'interrupt_handler' argument.
24011 (save_schedule_s): Remove.
24012 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24013 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24014 targetm.asm_out.unaligned_op.di.
24015 (gen_far_branch): Remove redundant forward declaration.
24016 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24017 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24018 (sh_set_return_address, sh_function_ok_for_sibcall,
24019 scavenge_reg): Update comments.
24020 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24021 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24022 (sh_attr_renesas_p): Remove unnecessary parentheses.
24023 (branch_dest): Simplify.
24024 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24025 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24026 (CUMULATIVE_ARGS): Change macro to typedef.
24027 (current_function_interrupt): Change to bool type.
24028 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24029 Surround with __cplusplus ifdef.
24030 (sh_compare_op0, sh_compare_op1): Remove.
24031 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24033 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24035 * config/arm/arm.md (arch): Add neon.
24036 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24037 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24038 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24039 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24040 attributes for alt renumbering. Mark alt 3 as non-predicable.
24041 (thumb2_movdf_vfp): Likewise.
24043 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24045 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24046 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24047 (*andqi_1): Add preferred_for_speed attribute to disparage
24048 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24049 (*<code>qi_1): Ditto.
24050 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24051 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24052 (*ashlqi3_1): Ditto.
24053 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24054 Add preferred_for_size attribute to disparage alternative 0 and
24055 preferred_for_speed attribute to disparage alternative 1 for
24056 TARGET_PARTIAL_REG_STALL targets.
24058 2016-05-07 Tom de Vries <tom@codesourcery.com>
24060 PR tree-optimization/70956
24061 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24064 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24066 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24067 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24068 * config/sh/sh.md (branch_zero): Remove define_attr.
24069 (define_delay): Disable delay slot if branch distance is one insn.
24071 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24073 * config/i386/i386.md (LEAMODE): New mode attribute.
24074 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24075 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24076 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24077 operand 2 predicate.
24078 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24079 (*lea<mode>_general_3): Ditto.
24080 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24082 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24084 * genmddump.c (main): Convert argv from char ** to const char **.
24086 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24088 * coretypes.h (OVERRIDE): New macro.
24089 (FINAL): New macro.
24091 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24093 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24094 allow coalescing if the types are compatible.
24096 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24098 * pass_manager.h (pass_manager::register_pass_name): New method.
24099 (pass_manager::get_pass_by_name): New method.
24100 (pass_manager::create_pass_tab): New method.
24101 (pass_manager::m_name_to_pass_map): New field.
24102 * passes.c (name_to_pass_map): Delete global in favor of field
24103 "m_name_to_pass_map" of pass_manager.
24104 (register_pass_name): Rename from a function to...
24105 (pass_manager::register_pass_name): ...this method, updating
24106 for renaming of global "name_to_pass_map" to field
24107 "m_name_to_pass_map".
24108 (create_pass_tab): Rename from a function to...
24109 (pass_manager::create_pass_tab): ...this method, updating
24110 for renaming of global "name_to_pass_map" to field.
24111 (get_pass_by_name): Rename from a function to...
24112 (pass_manager::get_pass_by_name): ...this method.
24113 (enable_disable_pass): Convert use of get_pass_by_name to
24114 a method call, locating the pass_manager singleton.
24116 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24118 * genattr-common.c (main): Convert argv from char ** to const char **.
24119 * genattr.c (main): Likewise.
24120 * genattrtab.c (main): Likewise.
24121 * genautomata.c (initiate_automaton_gen): Likewise.
24123 * gencodes.c (main): Likewise.
24124 * genconditions.c (main): Likewise.
24125 * genconfig.c (main): Likewise.
24126 * genconstants.c (main): Likewise.
24127 * genemit.c (main): Likewise.
24128 * genenums.c (main): Likewise.
24129 * genextract.c (main): Likewise.
24130 * genflags.c (main): Likewise.
24131 * genmddeps.c (main): Likewise.
24132 * genopinit.c (main): Likewise.
24133 * genoutput.c (main): Likewise.
24134 * genpeep.c (main): Likewise.
24135 * genpreds.c (main): Likewise.
24136 * genrecog.c (main): Likewise.
24137 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24138 (init_rtx_reader_args): Likewise.
24139 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24140 (init_rtx_reader_args): Likewise.
24141 * gentarget-def.c (main): Likewise.
24142 * read-md.c (read_md_files): Likewise.
24143 * read-md.h (read_md_files): Likewise.
24145 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24147 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24148 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24149 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24150 Remove unused predicate.
24151 (register_and_not_fp_reg_operand): Ditto.
24153 2016-05-06 Martin Liska <mliska@suse.cz>
24155 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24156 instead of vec as the vector is local to the function.
24158 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24160 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24161 avx512bw alternative.
24163 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24164 before the ashr<mode>3 pattern.
24166 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24167 v instead of x in vex or maybe_vex alternatives, use
24168 maybe_evex instead of vex in prefix.
24170 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24171 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24172 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24173 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24176 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24177 v instead of x in vex or maybe_vex alternatives, use
24178 maybe_evex instead of vex in prefix.
24180 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24181 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24182 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24183 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24184 alternatives, use maybe_evex instead of vex in prefix.
24186 * config/i386/sse.md (vec_interleave_lowv4sf,
24187 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24188 v instead of x in vex or maybe_vex alternatives, use
24189 maybe_evex instead of vex in prefix.
24191 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24192 v instead of x in vex or maybe_vex alternatives, use
24193 maybe_evex instead of vex in prefix.
24195 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24196 v constraint instead of x.
24198 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24200 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24201 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24204 2016-05-06 Richard Biener <rguenther@suse.de>
24206 PR tree-optimization/70948
24207 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24208 Properly clobber all fields of va_list for __builtin_va_start.
24210 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24213 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24214 loop latch destination.
24216 2016-05-06 Martin Liska <mliska@suse.cz>
24218 * tree-ssa-uninit.c: Apply manual changes
24219 to the GNU coding style.
24220 (prune_uninit_phi_opnds): Rename from
24221 prune_uninit_phi_opnds_in_unrealizable_paths.
24223 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24225 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24226 mspace): Remove deprecated options.
24227 * doc/invoke.texi (SH options): Remove -mspace.
24229 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24231 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24233 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24235 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24236 corresponding combine split pattern.
24238 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24241 * config/sh/predicates.md (long_displacement_mem_operand): New.
24242 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24243 Add movi20, movi20s alternatives. Adjust length attribute for
24245 (movsi_ie): Allow for any FPU. Adjust length attribute for
24247 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24248 attribute for alternatives.
24249 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24250 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24251 length attribute for alternatives.
24253 2016-05-06 Richard Biener <rguenther@suse.de>
24255 PR tree-optimization/70960
24256 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24258 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24261 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24262 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24264 2016-05-06 Marek Polacek <polacek@redhat.com>
24267 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24269 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24272 * config/sh/sh.md (*rotcr): Add another variant.
24274 2016-05-06 Richard Biener <rguenther@suse.de>
24276 PR middle-end/70931
24277 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24279 2016-05-06 Richard Biener <rguenther@suse.de>
24281 PR middle-end/70941
24282 * fold-const.c (split_tree): Always convert to the original type
24285 2016-05-06 Richard Biener <rguenther@suse.de>
24287 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24288 (fwprop_addr): Likewise.
24290 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24293 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24295 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24296 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24297 the splitter condition.
24298 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24299 the splitter condition.
24300 (FP float_extend load splitter): Ditto.
24302 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24305 to REGNO in all peephole2 patterns.
24306 (post-reload splitters): Change true_regnum to REGNO in
24307 post-reload splitters.
24308 (zero_extend splitters): Use general_reg_operand and
24309 nonimmediate_gr_operand predicates.
24311 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24313 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24314 v constraint instead of x.
24316 2016-05-05 Alan Modra <amodra@gmail.com>
24319 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24320 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24321 TARGET_NO_FP_IN_TOC for -mrelocatable.
24322 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24323 TARGET_RELOCATABLE test.
24324 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24325 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24326 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24327 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24328 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24329 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24330 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24331 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24332 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24333 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24335 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24336 (rs6000_stack_info): Likewise.
24337 (rs6000_elf_asm_out_constructor): Likewise.
24338 (rs6000_elf_asm_out_destructor): Likewise.
24339 (rs6000_elf_declare_function_name): Likewise.
24340 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24341 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24344 2016-05-05 Alan Modra <amodra@gmail.com>
24346 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24348 2016-05-05 Alan Modra <amodra@gmail.com>
24350 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24351 out-of-line gpr restore for one or two regs if that would add
24354 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24357 * config/i386/i386.md
24358 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24359 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24360 as operand 0 predicate.
24361 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24363 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24364 Ditto. Emit the pattern using RTX.
24366 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24367 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24368 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24369 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24371 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24372 sse_reg_operand as operand 0 predicate.
24374 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24375 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24376 instead of gen_rtx_REG.
24377 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24380 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24382 * function.c (emit_use_return_register_into_block): Delete.
24383 (gen_return_pattern): Delete.
24384 (emit_return_into_block): Delete.
24385 (active_insn_between): Delete.
24386 (convert_jumps_to_returns): Delete.
24387 (emit_return_for_exit): Delete.
24388 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24389 simple_return for shrink-wrapped blocks.
24390 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24391 end of blocks that need one.
24392 (get_unconverted_simple_return): Delete.
24393 (convert_to_simple_return): Delete.
24394 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24395 (convert_to_simple_return): Ditto.
24397 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24399 * cfgcleanup.c (bb_is_just_return): New function.
24400 (try_optimize_cfg): Simplify jumps to return, branches to return,
24401 and branches around return.
24403 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24405 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24406 branch to a return.
24408 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24412 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24413 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24414 assert flags & OEP_HASH_CHECK, instead of asserting it
24415 never happens. Handle TARGET_EXPR.
24416 * fold-const.c (operand_equal_p): For hash verification,
24417 or in OEP_HASH_CHECK into flags.
24419 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24421 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24423 (compute_samebase_partition_bases): Fix typo.
24425 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24427 * config/i386/sse.md (vec_interleave_highv8sf,
24428 vec_interleave_lowv8sf, vec_interleave_highv4df,
24429 vec_interleave_lowv4df): Remove constraints from expanders.
24431 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24433 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24435 * tree-inline.c (expand_call_inline): Fix path dealing with
24436 making lhs of call statement undefined.
24438 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24440 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24441 Check availability on NODE, too.
24442 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24443 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24444 (varpool_node::call_for_symbol_and_aliase): Likewise.
24445 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24446 (propagate_pure_const): Propagate across interposable functions, too.
24447 (skip_function_for_local_pure_const): Do not skip interposable bodies
24449 (pass_local_pure_const::execute): Update.
24451 2016-05-04 Marek Polacek <polacek@redhat.com>
24453 * doc/invoke.texi: Document -Wdangling-else.
24455 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24457 * config.gcc: Error out when conflicting multilib is detected. Do not
24458 loop over multilibs since no combination is legal.
24460 2016-05-04 Alan Modra <amodra@gmail.com>
24462 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24463 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24464 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24467 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24469 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24470 Clean up p5600 comments.
24472 2016-05-04 Richard Biener <rguenther@suse.de>
24474 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24475 constructor simplifications.
24476 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24478 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24480 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24481 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24482 result.set_rtx is null instead of aborting.
24483 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24485 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24486 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24487 *mov<mode>_store_postinc): New patterns.
24489 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24491 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24492 as commutative. Check both conversions are NOP.
24493 ((A & B) OP (C & B)): Remove.
24495 2016-05-04 Alan Modra <amodra@gmail.com>
24497 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24499 2016-05-04 Alan Modra <amodra@gmail.com>
24502 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24503 when cr2,3,4 are all fixed regs.
24505 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24507 PR rtl-optimization/57193
24508 * opts.c (default_options_table): Revert OPT_frename_registers change.
24509 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24511 2016-05-03 Martin Sebor <msebor@redhat.com>
24514 * builtins.c (fold_builtin_FILE): New function.
24515 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24516 (fold_builtin_0): Call them.
24517 * gimplify.c (gimplify_call_expr): Remove the handling of
24518 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24521 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24522 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24526 * doc/extend.texi (Function Names as Strings): Update __func__,
24527 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24530 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24531 Richard Biener <rguenther@suse.de>
24533 PR tree-optimization/70916
24534 * tree-if-conv.c: Include cfganal.h.
24535 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24536 and remove_fake_exit_edges around the optimization pass.
24538 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24540 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24541 (cgraph_edge::make_direct): Likewise.
24542 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24543 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24544 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24545 (CIF_THUNK): New code.
24546 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24547 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24548 (compute_inline_parameters): Set inline_failed for thunks.
24549 (inline_analyze_function): Cleanup.
24550 * ipa-inline.c (can_inline_edge_p): Do not deal with
24551 call_stmt_cannot_inline_p.
24552 (can_early_inline_edge_p): Likewise.
24553 (early_inliner): Initialize inline_failed.
24554 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24556 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24558 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24559 from nonimm_ssenomem_operand.
24560 (nonimm_ssenomem_operand): New predicate.
24561 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24562 as operand 0 predicate.
24563 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24564 Disable unsupported alternatives using "enabled" attribute.
24565 Use register_ssemem_operand as operand 0 predicate.
24566 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24568 2016-05-03 Marek Polacek <polacek@redhat.com>
24571 * input.c (expansion_point_location): New function.
24572 * input.h (expansion_point_location): Declare.
24574 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24576 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24577 occurence with frame_offset_ ones.
24579 2016-05-03 Alan Modra <amodra@gmail.com>
24581 PR rtl-optimization/70890
24582 * ira.c (combine_and_move_insns): When moving def_insn, remove
24583 equivs on use_insn.
24585 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24587 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24588 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24589 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24590 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24592 2016-05-03 Alan Modra <amodra@gmail.com>
24594 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24595 for SAVE_MULTIPLE/STORE_MULTIPLE.
24597 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24599 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24600 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24602 2016-05-03 Richard Biener <rguenther@suse.de>
24604 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24606 (gimplify_arg): Likewise.
24607 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24608 re-writing the result to a decl if required.
24609 (internal_get_tmp_var): Add allow_ssa parameter
24610 and override into_ssa with it.
24611 (get_formal_tmp_var): Adjust.
24612 (get_initialized_tmp_var): Add allow_ssa parameter.
24613 (gimplify_arg): Add allow_ssa parameter and avoid generating
24614 SSA names for the result false.
24615 (gimplify_call_expr): If the call may return twice do not
24616 gimplify parameters into SSA.
24617 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24618 (gimplify_modify_expr): Adjust assert. For noreturn calls
24619 with a SSA name LHS adjust its def.
24620 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24621 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24622 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24623 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24624 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24625 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24626 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24627 (optimize_target_teams): Do not allow SSA names for clause operands.
24628 (gimplify_expr): Likewise for where we mark the result addressable.
24629 * passes.def (pass_init_datastructures): Remove.
24630 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24631 (rewrite_stmt): Likewise.
24632 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24633 (replace_locals_op): Replace SSA names.
24634 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24635 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24636 * cgraph.c (release_function_body): Free CFG annotations only
24637 when we have a CFG. Simplify.
24638 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24639 force_gimple_operand instead of get_initialized_tmp_var.
24640 * tree-pass.h (make_pass_init_datastructures): Remove.
24641 * tree-ssa.c (execute_init_datastructures): Remove.
24642 (pass_data_init_datastructures): Likewise.
24643 (class pass_init_datastructures): Likewise.
24644 (make_pass_init_datastructures): Likewise.
24645 * omp-low.c (create_omp_child_function): Init SSA data structures.
24646 (grid_expand_target_grid_body): Likewise.
24647 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24648 name before adding it to names_to_release.
24649 (remove_bb): Always release SSA defs.
24650 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24651 before dereferencing it.
24652 * cgraphunit.c (init_lowered_empty_function): Always
24653 int SSA data structures.
24654 * tree-ssanames.c (release_defs): Remove assert that we are in
24656 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24658 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24659 Uros Bizjak <ubizjak@gmail.com>
24661 PR rtl-optimization/70467
24662 * config/i386/predicates.md (x86_64_hilo_int_operand,
24663 x86_64_hilo_general_operand): New predicates.
24664 * config/i386/constraints.md (Wd): New constraint.
24665 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24666 (general_hilo_operand): New mode attr.
24667 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24668 instead of <general_operand>.
24669 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24670 x86_64_hilo_general_operand instead of <general_operand>.
24672 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24674 PR tree-optimization/70916
24675 * tree-if-conv.c (constant_or_ssa_name): Removed.
24676 (fold_build_cond_expr): Use is_gimple_val instead of
24677 constant_or_ssa_name.
24679 PR tree-optimization/70916
24680 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24681 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24684 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24685 (optimize_atomic_bit_test_and): New function.
24686 (pass_fold_builtins::execute): Use it.
24687 * optabs.def (atomic_bit_test_and_set_optab,
24688 atomic_bit_test_and_complement_optab,
24689 atomic_bit_test_and_reset_optab): New optabs.
24690 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24691 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24692 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24693 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24694 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24695 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24696 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24697 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24698 atomic_bit_test_and_complement@var{mode},
24699 atomic_bit_test_and_reset@var{mode}): Document.
24700 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24701 atomic_bit_test_and_complement<mode>,
24702 atomic_bit_test_and_reset<mode>): New expanders.
24703 (atomic_bit_test_and_set<mode>_1,
24704 atomic_bit_test_and_complement<mode>_1,
24705 atomic_bit_test_and_reset<mode>_1): New insns.
24707 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24709 PR rtl-optimization/70687
24710 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24711 instead of unsigned HOST_WIDE_INT.
24713 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24715 PR rtl-optimization/44281
24716 * hard-reg-set.h (struct target_hard_regs): New field
24717 x_fixed_nonglobal_reg_set.
24718 (fixed_nonglobal_reg_set): New macro.
24719 * reginfo.c (init_reg_sets_1): Initialize it.
24720 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24722 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24724 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24726 PR tree-optimization/56541
24727 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24728 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24729 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24730 (any_complicated_phi): new static variable.
24731 (aggressive_if_conv): delete.
24732 (if_convertible_phi_p): support phis with more than two arguments.
24733 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24734 critical pred edges.
24735 (ifcvt_split_critical_edges): support phis with more than two
24736 arguments by checking new parameter. only split critical edges
24738 (tree_if_conversion): handle simd pragma marked loop using new
24739 local variable aggressive_if_conv. check any_complicated_phi.
24741 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24743 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24746 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24748 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24751 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24753 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24754 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24755 define_insn_and_split.
24756 (mulsi3_i): New define_insn_and_split.
24757 (mulsi3_call): Convert to define_insn.
24758 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24759 Remove constraints.
24761 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24763 * machmode.h (mode_complex): Add support to give the complex mode
24765 (GET_MODE_COMPLEX_MODE): Likewise.
24766 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24767 stored by build_complex_type and gfc_build_complex_type instead of
24768 trying to figure out the appropriate mode based on the size. Raise
24769 an assertion error, if the type was not set.
24770 * genmodes.c (struct mode_data): Add field for the complex type of
24772 (blank_mode): Likewise.
24773 (make_complex_modes): Remember the complex mode created in the
24775 (emit_mode_complex): Write out the mode_complex array to map a
24776 type mode to the complex version.
24777 (emit_insn_modes_c): Likewise.
24778 * tree.c (build_complex_type): Set the complex type to use before
24779 calling layout_type.
24780 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24781 support for __float128 complex datatypes.
24782 (rs6000_hard_regno_mode_ok): Likewise.
24783 (rs6000_setup_reg_addr_masks): Likewise.
24784 (rs6000_complex_function_value): Likewise.
24785 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24786 __float128 and __ibm128 complex.
24787 (FLOAT128_IBM_P): Likewise.
24788 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24789 * doc/extend.texi (Additional Floating Types): Document that
24790 -mfloat128 must be used to enable __float128. Document complex
24791 __float128 and __ibm128 support.
24793 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24796 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24797 char/short arguments promoted to int because of promote_prototypes.
24799 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24801 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24802 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24803 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24804 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24805 alternatives using "enabled" attribute. Use register_ssemem_operand
24806 as operand 1 predicate.
24807 (*cmpi<unord>xf_i387): Split XFmode pattern from
24808 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24809 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24810 *absneg<mode>2_i387. Disable unsupported alternatives using
24811 "enabled" attribute.
24812 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24814 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24816 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24818 (oacc_loop_process): Check mask for loop termination.
24820 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24822 * cif-code.def (CIF_THUNK): Add.
24823 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24826 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24828 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24829 (dump_inline_summary): Dump it.
24830 (fp_expression_p): New predicate.
24831 (estimate_function_body_sizes): Use it.
24832 (inline_merge_summary): Merge fp_expressions.
24833 (inline_read_section): Read fp_expressions.
24834 (inline_write_summary): Write fp_expressions.
24835 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24836 codegen boundary if either caller or callee is !fp_expressions.
24837 * ipa-inline.h (inline_summary): Add fp_expressions.
24838 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24839 to fp_expressions be sure the fp generation flags are updated.
24841 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24843 PR rtl-optimization/70467
24844 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24846 PR rtl-optimization/70467
24847 * ipa-pure-const.c (check_call): Handle internal calls even in
24848 ipa mode like in local mode.
24850 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24852 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24854 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24856 * match.pd (X u< X, X u> X): New transformations.
24858 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24860 * flag-types.h (enum warn_strict_overflow_code): Move ...
24861 * coretypes.h: ... here.
24862 * fold-const.h (fold_overflow_warning): Declare.
24863 * fold-const.c (fold_overflow_warning): Make non-static.
24864 (fold_comparison): Move the transformation of X +- C1 CMP C2
24865 into X CMP C2 -+ C1 ...
24866 * match.pd: ... here.
24867 * gimple-fold.c (fold_stmt_1): Protect with
24868 fold_defer_overflow_warnings.
24870 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24872 * omp-low.c (struct oacc_loop): Add 'inner' field.
24873 (new_oacc_loop_raw): Initialize it to zero.
24874 (oacc_loop_fixed_partitions): Initialize it.
24875 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24876 available partitioning.
24878 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24880 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24882 (umulsidi3): Likewise.
24883 (indirect_jump): Fix jump instruction assembly patterns.
24885 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24888 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24889 (nvptx_function_value): Assert non-NULL cfun.
24891 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24893 PR rtl-optimization/70886
24894 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24896 * cselib.h (rtx_equal_for_cselib_1): Declare.
24897 (rtx_equal_for_cselib_p: New inline function.
24898 * cselib.c (rtx_equal_for_cselib_p): Delete.
24899 (rtx_equal_for_cselib_1): Make public.
24901 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24903 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24904 (register_mixssei387nonimm_operand): Remove predicate.
24905 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24906 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24907 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24908 for TARGET_MIX_SSE_I387 alternatives.
24909 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24910 Disable unsupported alternatives using "enabled" attribute. Use
24911 nonimm_ssenomem_operand as operand 1 predicate. Also check
24912 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24914 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24916 * tree.c (cst_and_fits_in_hwi): Simplify.
24918 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24920 * tree.h (wi::to_wide): New function.
24921 * expr.c (expand_expr_real_1): Use wi::to_wide.
24922 * fold-const.c (int_const_binop_1): Likewise.
24923 (extract_muldiv_1): Likewise.
24925 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24927 * wide-int.h: Update offset_int and widest_int documentation.
24928 (WI_SIGNED_SHIFT_RESULT): New macro.
24929 (wi::binary_shift): Define signed_shift_result_type for
24930 shifts on offset_int- and widest_int-like types.
24931 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24932 * tree.h (int_bit_position): Use shift operators instead of wi::
24934 * alias.c (adjust_offset_for_component_ref): Likewise.
24935 * expr.c (get_inner_reference): Likewise.
24936 * fold-const.c (fold_comparison): Likewise.
24937 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24938 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24939 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24940 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24941 (stmt_kills_ref_p): Likewise.
24942 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24943 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24945 (ao_ref_init_from_vn_reference): Likewise.
24947 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24949 * wide-int.h: Update offset_int and widest_int documentation.
24950 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24951 (wi::binary_traits): Allow ordered comparisons between offset_int and
24952 offset_int, between widest_int and widest_int, and between either
24953 of these types and basic C types.
24954 (operator <, <=, >, >=): Define for the same combinations.
24955 * tree.h (tree_int_cst_lt): Use comparison operators instead
24956 of wi:: comparisons.
24957 (tree_int_cst_le): Likewise.
24958 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24959 (fold_nonarray_ctor_reference): Likewise.
24960 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24961 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24962 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24963 * tree-sra.c (completely_scalarize): Likewise.
24964 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24965 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24966 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24967 (check_for_binary_op_overflow): Likewise.
24968 (search_for_addr_array): Likewise.
24969 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24971 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24973 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24974 (arc_save_restore): Likewise.
24975 (arc_dwarf_register_span): Likewise.
24976 (arc_output_pic_addr_const): Initialize suffix variable.
24978 2016-05-02 Martin Liska <mliska@suse.cz>
24980 * symbol-summary.h (function_summary::function_summary):
24981 Remove checking assert for all cgraph nodes.
24982 (function_summary::get): Check summary_uid.
24983 (symtab_insertion): Check summary_uid.
24985 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24987 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24988 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24989 bmaskn instruction.
24990 (arc_dwarf_register_span): Remove enum keyword.
24991 (compact_memory_operand_p): New function.
24992 * config/arc/arc.h (reg_class): Add code density register classes.
24993 (REG_CLASS_NAMES): Likewise.
24994 (REG_CLASS_CONTENTS): Likewise.
24995 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24996 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24997 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24998 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24999 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25001 (h, Rcd, Rsd, Rzd): New register constraints.
25002 (T): Use compact_memory_operand_p function.
25003 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25005 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25007 * config/sh/sh.md (*negnegt, *movtt): Remove.
25009 2016-05-02 Marek Polacek <polacek@redhat.com>
25010 Tom de Vries <tom@codesourcery.com>
25012 PR tree-optimization/70700
25013 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25014 bigger than FIRST_REF_NODE.
25016 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25019 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25021 (prepare_cbranch_operands): Don't use scratch register. Assume that
25022 function is used when pseudos can be created.
25023 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25024 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25025 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25026 define_expand. Allow it only when pseudos can be created.
25027 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25029 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25031 * config/i386/constraints.md (BC): Only allow -1 operands.
25032 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25033 Add "enabled" attribute. Update XI mode attribute calculation.
25034 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25035 (*movoi_internal_avx): Update XI mode attribute calculation.
25036 (*movti_internal): Ditto.
25038 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25040 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25041 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25043 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25045 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25046 statement on instruction code. Remove trailing spaces.
25047 (altivec_expand_stv_builtin): Likewise.
25049 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25051 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25052 (TARGET_FPU_DOUBLE): Simplify.
25053 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25054 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25055 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25056 with 'TARGET_FPU_DOUBLE'.
25057 * config/sh/sh.md: Likewise.
25059 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25061 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25062 SH_DIV_STR_FOR_SIZE): Remove.
25063 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25064 SH_DIV_STR_FOR_SIZE): Remove.
25066 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25068 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25069 logical_reg_operand): Delete.
25070 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25071 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25072 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25073 match_operand and match_test.
25074 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25075 variables on their first use. Return bool values.
25076 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25077 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25078 arith_reg_operand for input operand. Remove empty constraints.
25080 (*xorsi3_compact): Rename to xorsi3.
25081 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25082 (*zero_extend<mode>si2_disp_mem): Update comment.
25085 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25087 * config/sh/t-sh: Remove SH5 support.
25088 * config.gcc: Likewise.
25089 * configure: Likewise.
25091 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25093 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25095 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25097 * config/sh/sh.c (register_sh_passes, sh_option_override,
25098 sh_print_operand, prepare_move_operands,
25099 sh_can_follow_jump): Remove TARGET_SH1 checks.
25100 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25101 PROMOTE_MODE): Likewise.
25102 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25105 2016-04-30 Alan Modra <amodra@gmail.com>
25107 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25108 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25109 Check for user regs later to avoid unnecessary looping over regs.
25110 Merge user reg check with non-saved reg check. Don't force
25111 inline VR restore when static chain used.
25112 (rs6000_frame_related): Omit eh_frame info for user regs when
25114 (fixed_regs_p): Delete.
25116 2016-04-30 Alan Modra <amodra@gmail.com>
25118 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25119 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25122 2016-04-30 Alan Modra <amodra@gmail.com>
25125 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25126 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25129 2016-04-30 Alan Modra <amodra@gmail.com>
25131 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25132 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25133 flag_pic test for Darwin.
25135 2016-04-30 Alan Modra <amodra@gmail.com>
25137 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25138 throw_calls_crossed.
25139 (REG_FREQ_CALLS_CROSSED): Delete.
25140 (REG_N_THROWING_CALLS_CROSSED): Delete.
25141 * regstat.c (regstat_bb_compute_ri): Don't calculate
25142 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25143 (dump_reg_info): Don't print call cross frequency.
25144 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25145 and REG_N_THROWING_CALLS_CROSSED.
25147 2016-04-30 Alan Modra <amodra@gmail.com>
25149 * regs.h (struct reg_info_t): Delete live_length.
25150 (REG_LIVE_LENGTH): Delete macro.
25151 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25152 local_live, local_processed and local_live_last_luid params.
25153 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25155 (regstat_compute_ri): Adjust for above. Don't set
25157 (dump_reg_info): Don't print live length.
25158 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25159 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25160 Localize loop_depth var.
25162 2016-04-30 Alan Modra <amodra@gmail.com>
25164 * ira.c (enum valid_equiv): New.
25165 (validate_equiv_mem): Return enum.
25166 (update_equiv_mem): Create replacement in more cases.
25167 (add_store_equivs): Update validate_equiv_mem call.
25169 2016-04-30 Alan Modra <amodra@gmail.com>
25171 * ira.c (combine_and_move_insns): Rather than scanning insns,
25172 use DF infrastucture to find use and def insns.
25174 2016-04-30 Alan Modra <amodra@gmail.com>
25176 ira.c (combine_and_move_insns): Move invariant conditions..
25177 (ira.c): ..to here. Call combine_and_move_insns before
25178 add_store_equivs. Call grow_reg_equivs later. Allocate
25179 req_equiv later using max_reg_num() rather than global max_regno.
25180 (contains_replace_regs): Delete.
25181 (add_store_equivs): Remove contains_replace_regs test.
25183 2016-04-30 Alan Modra <amodra@gmail.com>
25185 * ira.c (struct equiv_mem_data): New.
25186 (equiv_mem, equiv_mem_modified): Delete static vars.
25187 (validate_equiv_mem_from_store): Use "data" param to communicate..
25188 (validate_equiv_mem): ..from here.
25190 2016-04-30 Alan Modra <amodra@gmail.com>
25192 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25194 (update_reg_equivs): ..here. Move allocation and freeing of
25195 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25196 end_alias_analysis to..
25199 2016-04-30 Alan Modra <amodra@gmail.com>
25201 * ira.c (pdx_subregs): Delete.
25202 (struct equivalence): Add pdx_subregs field.
25203 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25204 pdx_subregs access.
25205 (update_equiv_regs): Don't create or free pdx_subregs. Update
25206 pdx_subregs access.
25208 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25210 * config/rs6000/altivec.h: Change definitions of vec_xl and
25212 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25213 (LD_ELEMREV_V2DI): New.
25214 (LD_ELEMREV_V4SF): New.
25215 (LD_ELEMREV_V4SI): New.
25216 (LD_ELEMREV_V8HI): New.
25217 (LD_ELEMREV_V16QI): New.
25218 (ST_ELEMREV_V2DF): New.
25219 (ST_ELEMREV_V2DI): New.
25220 (ST_ELEMREV_V4SF): New.
25221 (ST_ELEMREV_V4SI): New.
25222 (ST_ELEMREV_V8HI): New.
25223 (ST_ELEMREV_V16QI): New.
25226 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25227 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25228 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25229 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25230 (altivec_expand_builtin): Add handling for
25231 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25232 (rs6000_invalid_builtin): Add error-checking for
25233 RS6000_BTM_P9_VECTOR.
25234 (altivec_init_builtins): Define builtins used to implement vec_xl
25236 (rs6000_builtin_mask_names): Define power9-vector.
25237 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25238 (RS6000_BTM_P9_VECTOR): Define.
25239 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25240 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25241 (vsx_ld_elemrev_v2df): Likewise.
25242 (vsx_ld_elemrev_v4sf): Likewise.
25243 (vsx_ld_elemrev_v4si): Likewise.
25244 (vsx_ld_elemrev_v8hi): Likewise.
25245 (vsx_ld_elemrev_v16qi): Likewise.
25246 (vsx_st_elemrev_v2df): Likewise.
25247 (vsx_st_elemrev_v2di): Likewise.
25248 (vsx_st_elemrev_v4sf): Likewise.
25249 (vsx_st_elemrev_v4si): Likewise.
25250 (vsx_st_elemrev_v8hi): Likewise.
25251 (vsx_st_elemrev_v16qi): Likewise.
25252 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25255 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25257 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25259 (simplify_control_stmt_condition_1): ... here. Recurse into
25260 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25262 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25265 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25266 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25267 define_insn_and_split to define_insn.
25268 (zero_extendqi<mode>2_dot2): Same.
25269 (extendqi<mode>2_dot): Same.
25270 (extendqi<mode>2_dot2): Same.
25272 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25274 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25275 (probe_stack): New expander.
25276 (probe_stack_<mode>): New insn pattern.
25278 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25280 * config/i386/i386.md
25281 (operations with memory inputs setting flags peephole2):
25282 Remove uneeded REG_P checks. Cleanup pattern generation.
25284 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25286 * tree-vect-loop.c (vect_transform_loop): Fix
25287 nb_iterations_upper_bound computation for vectorized loop.
25289 2016-04-29 Marek Polacek <polacek@redhat.com>
25290 Jakub Jelinek <jakub@redhat.com>
25293 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25294 TARGET_EXPR_SLOT as a base.
25296 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25298 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25299 with 'rCm2' constraints to limit possible immediate size.
25300 (*load_zeroextendqisi_update): Likewise.
25301 (*load_signextendqisi_update): Likewise.
25302 (*loadhi_update): Likewise.
25303 (*load_zeroextendhisi_update): Likewise.
25304 (*load_signextendhisi_update): Likewise.
25305 (*loadsi_update): Likewise.
25306 (*loadsf_update): Likewise.
25308 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25310 * config/i386/predicates.md (constm1_operand): Fix comparison.
25312 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25314 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25316 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25318 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25319 remaining SH5 related settings.
25320 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25321 shmedia_prepare_call_address): Delete.
25322 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25323 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25324 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25325 UNSUPPORTED_SH2A): Remove m5 checks.
25326 (sh_divide_strategy_e): Remove SH5 division strategies.
25327 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25328 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25330 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25332 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25334 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25336 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25337 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25338 Change lder to ldr.
25339 * config/s390/vector.md ("mov<mode>"): Likewise.
25341 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25343 * config/s390/constraints.md ("U", "W"): Invoke
25344 s390_mem_constraint with "ZR" and "ZT".
25345 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25346 addresses when using LRA. Accept also short displacements for S
25347 and T constraints. Do not check for long displacement target for
25348 S and T constraints.
25349 (s390_mem_constraint): Remove handling of U and W constraints.
25350 * config/s390/s390.md (various patterns): Remove the short
25351 displacement constraints (Q and R) if a long displacement
25352 constraint is present. Add longdisp as required CPU capability.
25353 * config/s390/vector.md: Likewise.
25354 * config/s390/vx-builtins.md: Likewise.
25356 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25359 * reload1.c (reload): Call finish_spills before
25360 restarting reload loop. Skip select_reload_regs
25361 if update_eliminables_and_spill returns true.
25363 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25365 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25366 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25367 (umulhisi3_imm): Update predicates and constraint letters.
25368 (umulhisi3_reg): Declare instruction as commutative.
25369 * config/arc/constraints.md (J12, J16): New constraints.
25370 * config/arc/predicates.md (short_unsigned_const_operand): New
25372 (arc_short_operand): Likewise.
25373 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25375 2016-04-29 Richard Biener <rguenther@suse.de>
25377 PR tree-optimization/13962
25378 PR tree-optimization/65686
25379 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25380 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25381 using PTA to compare pointers.
25382 * match.pd: Add pattern for pointer equality compare simplification
25383 using ptrs_compare_unequal.
25385 2016-04-29 Richard Biener <rguenther@suse.de>
25387 * stor-layout.c (layout_type): Do not build a pointer-to-element
25390 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25392 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25393 Use SWI mode iterator. Use general_reg_operand predicate.
25394 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25395 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25398 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25400 PR middle-end/70843
25401 * fold-const.c (operand_equal_p): Don't verify hash value equality
25403 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25406 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25409 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25410 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25411 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25412 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25413 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25415 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25417 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25418 to info. Don't initialize separate fields to 0. Clean up
25421 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25423 * config/i386/i386.md (peephole2s for operations with memory inputs):
25424 Use SWI mode iterator.
25425 (peephole2s for operations with memory outputs): Ditto.
25426 Do not check for stack checking probe.
25428 (probe_stack): Remove expander.
25430 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25431 Andrew Burgess <andrew.burgess@embecosm.com>
25433 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25434 operands as 32-bits.
25436 2016-04-28 Jason Merrill <jason@redhat.com>
25438 * gdbinit.in: Skip line-map.h.
25440 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25441 Andrew Burgess <andrew.burgess@embecosm.com>
25443 * config/arc/arc.c (arc_conditional_register_usage): Take
25444 TARGET_RRQ_CLASS into account.
25445 (arc_print_operand): Support printing 'p' and 's' operands.
25446 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25448 (TARGET_RRQ_CLASS): Define.
25449 (IS_POWEROF2_OR_0_P): Define.
25450 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25452 (*tst_movb): New define_insn.
25453 (*tst): Avoid recognition if it could prevent '*tst_movb'
25454 combination; replace c/CnL with c/Chs alternative.
25455 (*tst_bitfield_tst): New define_insn.
25456 (*tst_bitfield_asr): New define_insn.
25457 (*tst_bitfield): New define_insn.
25458 (andsi3_i): Add Rrq variant.
25459 (extzv): New define_expand.
25460 (insv): New define_expand.
25461 (*insv_i): New define_insn.
25462 (*movb): New define_insn.
25463 (*movb_signed): New define_insn.
25464 (*movb_high): New define_insn.
25465 (*movb_high_signed): New define_insn.
25466 (*movb_high_signed + 1): New define_split pattern.
25467 (*mrgb): New define_insn.
25468 (*mrgb + 1): New define_peephole2 pattern.
25469 (*mrgb + 2): New define_peephole2 pattern.
25470 * config/arc/arc.opt (mbitops): New option for nps400, uses
25471 TARGET_NPS_BITOPS_DEFAULT.
25472 * config/arc/constraints.md (q): Make register class conditional.
25473 (Rrq): New register constraint.
25474 (Chs): New constraint.
25475 (Clo): New constraint.
25476 (Chi): New constraint.
25477 (Cbf): New constraint.
25478 (Cbn): New constraint.
25479 (C18): New constraint.
25480 (Cbi): New constraint.
25482 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25484 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25486 (bitmap_intersection_of_preds): Ditto.
25487 (bitmap_union_of_succs): Ditto.
25488 (bitmap_union_of_preds): Ditto.
25489 * sbitmap.c (do_popcount): Delete.
25490 (BITMAP_DEBUGGING): Delete.
25491 (sbitmap_verify_popcount): Delete.
25492 (sbitmap_alloc): Don't initialize the popcount field.
25493 (sbitmap_alloc_with_popcount): Delete.
25494 (sbitmap_resize): Don't resize the popcount array.
25495 (sbitmap_vector_alloc): Don't initialize the popcount field.
25496 (bitmap_copy): Don't copy the popcount array.
25497 (bitmap_clear): Don't clear the popcount array.
25498 (bitmap_clear): Delete the popcount array handling.
25499 (bitmap_ior_and_compl): Delete the popcount assert.
25500 (bitmap_not): Ditto.
25501 (bitmap_and_compl): Ditto.
25502 (bitmap_and): Delete the popcount array handling.
25503 (bitmap_xor): Ditto.
25504 (bitmap_ior): Ditto.
25505 (bitmap_or_and): Delete the popcount assert.
25506 (bitmap_and_or): Ditto.
25507 (popcount_table): Delete.
25508 (sbitmap_elt_popcount): Delete.
25509 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25510 (bitmap_set_bit): Delete the popcount assert.
25511 (bitmap_clear_bit): Ditto.
25512 (sbitmap_free): Don't free the popcount array.
25513 (sbitmap_alloc_with_popcount): Delete declaration.
25514 (sbitmap_popcount): Ditto.
25516 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25517 Andrew Burgess <andrew.burgess@embecosm.com>
25519 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25520 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25521 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25522 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25523 * config/arc/arc.opt (mcmem): New option.
25524 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25525 supply length for r/m alternative.
25526 (*extendqisi2_ac): Likewise.
25527 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25529 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25530 (movhi_insn): Likewise.
25531 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25532 (*zero_extendqihi2_i): Add r/Ucm alternative.
25533 (*zero_extendqisi2_ac): Likewise.
25534 (*zero_extendhisi2_i): Likewise.
25535 * config/arc/constraints.md (Uex): New memory constraint.
25536 (Ucm): New define_constraint.
25537 * config/arc/predicates.md (long_immediate_loadstore_operand):
25538 Return 0 for MEM with cmem_address address.
25539 (cmem_address_0): New predicates.
25540 (cmem_address_1): Likewise.
25541 (cmem_address_2): Likewise.
25542 (cmem_address): Likewise.
25544 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25546 * config/rs6000/rs6000.c (machine_function): Rename
25547 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25548 (rs6000_stack_info): Adjust.
25550 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25551 Andrew Burgess <andrew.burgess@embecosm.com>
25553 * config/arc/constraints.md (Usd): Convert to define_constraint.
25557 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25560 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25561 Add new peephole2 where the first insn is *mov<mode>_or instead of
25562 *mov<mode>_internal.
25564 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25566 * tracer.c (bb_seen): Make static.
25568 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25570 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25571 support, setup defaults.
25572 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25573 * config/arc/arc.c (arc_init): Add NPS400 support.
25574 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25575 (TARGET_ARC700): NPS400 is also an ARC700.
25576 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25578 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25581 * config/nds32/nds32.md (casesi): Don't access the operands array
25584 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25586 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25587 (or $-1,reg peephole2): Ditto.
25588 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25590 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25592 * doc/extend.texi (Common Function Attributes) [optimize]:
25593 Discourage use of the optimize attribute.
25595 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25597 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25598 special case builtin.
25599 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25600 ALTIVEC_BUILTIN_VEC_ADDE.
25601 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25602 support for ALTIVEC_BUILTIN_VEC_ADDE.
25603 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25604 for __builtin_vec_adde.
25606 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25608 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25609 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25611 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25614 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25615 attributes): Document cilkplus_runtime.
25617 2016-04-28 Martin Jambor <mjambor@suse.cz>
25619 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25620 this function. Call verify_expr on MEM_REFs and bases of other
25621 handled_components.
25623 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25625 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25626 for WORD_REGISTER_OPERATIONS to runtime check.
25628 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25630 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25632 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25634 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25635 big-endian compilation.
25636 * config/arc/arc.md (addf3): Likewise.
25637 (subdf3): Likewise.
25638 (muldf3): Likewise.
25640 2016-04-28 Richard Biener <rguenther@suse.de>
25642 PR tree-optimization/70840
25643 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25644 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25645 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25646 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25648 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25650 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25651 and explain why in a comment.
25653 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25655 * config/arc/arc.md (cpu_facility): Add fpx variant.
25656 (subdf3): Prohibit use reverse sub when assist operations option
25658 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25659 instructions only when FPX is enabled.
25660 * testsuite/gcc.target/arc/trsub.c: New test.
25662 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25664 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25665 mult_operator when calculating "type" attribute.
25666 (*fop_<mode>_1_i387): Ditto.
25667 (*fop_xf_1_i387): Ditto.
25668 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25669 Use std::swap to swap operands. Use RTL expressions to generate
25672 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25673 Joern Rennecke <joern.rennecke@embecosm.com>
25675 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25677 (emit_pic_move): Remove.
25678 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25679 * config/arc/arc.c (emit_pic_move): Removed.
25680 (TARGET_HAVE_TLS): Define.
25681 (arc_conditional_register_usage): Test for arc_tp_regno.
25682 (arc_print_operand, arc_print_operand_address): Handle TLS
25684 (arc_needs_pcl_p): New function.
25685 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25686 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25687 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25688 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25689 (arc_legitimize_tls_address): Likewise.
25690 (DTPOFF_ZERO_SYM): Define.
25691 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25692 (arc_output_pic_addr_const): Print TLS unspecs.
25693 (prepare_pic_move): New function, replaces emit_pic_move.
25694 (arc_legitimate_constant_p): Handle TLS unspecs.
25695 (arc_legitimate_address_p): Likewise.
25696 (arc_rewrite_small_data_p): Use assert for TLS constants.
25697 (prepare_move_operands): Use prepare_pic_move.
25698 (arc_legitimize_address): Legitimize tls addresses.
25699 (arc_epilogue_uses): Check for arc_tp_regno.
25700 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25701 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25703 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25705 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25706 %(arc_tls_extra_start_spec).
25707 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25708 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25710 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25711 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25712 (UNSPEC_TLS_OFF): Add.
25714 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25715 (get_thread_pointersi): New patterns.
25716 * config/arc/arc.opt (mtp-regno): New option.
25717 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25718 (move_dest_operand): Likewise.
25719 * configure: Regenerate.
25720 * configure.ac: Add arc*-*-* case to test for tls.
25721 * doc/invoke.texi (ARC options): Document mtp-regno.
25723 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25725 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25726 the new ARC HS SIMD instructions.
25727 (arc_preferred_simd_mode): New function.
25728 (arc_autovectorize_vector_sizes): Likewise.
25729 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25730 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25731 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25732 (arc_init_builtins): Add new SIMD builtin types.
25733 (arc_split_move): Handle 64 bit vector moves.
25734 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25735 (TARGET_PLUS_QMACW): Define.
25736 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25737 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25738 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25739 (VSUBADD4H): New builtins.
25740 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25741 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25743 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25744 Matthias Klose <doko@debian.org>
25746 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25748 2016-04-28 Richard Biener <rguenther@suse.de>
25750 PR middle-end/70777
25751 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25754 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25756 * common/config/sh/sh-common.c: Remove SH5 support.
25757 * config/sh/constraints.md: Likewise.
25758 * config/sh/config/sh/elf.h: Likewise.
25759 * config/sh/linux.h: Likewise.
25760 * config/sh/netbsd-elf.h: Likewise.
25761 * config/sh/predicates.md: Likewise.
25762 * config/sh/sh-c.c: Likewise.
25763 * config/sh/sh-protos.h: Likewise.
25764 * config/sh/sh.c: Likewise.
25765 * config/sh/sh.h: Likewise.
25766 * config/sh/sh.md: Likewise.
25767 * config/sh/sh.opt: Likewise.
25768 * config/sh/sync.md: Likewise.
25769 * config/sh/sh64.h: Delete.
25770 * config/sh/shmedia.h: Likewise.
25771 * config/sh/shmedia.md: Likewise.
25772 * config/sh/sshmedia.h: Likewise.
25773 * config/sh/t-netbsd-sh5-64: Likewise.
25774 * config/sh/t-sh64: Likewise.
25775 * config/sh/ushmedia.h: Likewise.
25777 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25779 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25780 general_reg_operand instead of register_operand predicate.
25782 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25784 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25786 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25788 * match.pd (A - B > A, A + B < A): New transformations.
25790 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25792 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25793 which defaults to true. Emit an outer pair of parentheses only if
25794 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25795 don't emit parentheses for the right-hand operand.
25797 2016-04-27 Jeff Law <law@redhat.com>
25799 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25801 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25803 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25804 (altivec_lvx_<mode>_internal): Document.
25805 (altivec_lvx_<mode>_2op): New define_insn.
25806 (altivec_lvx_<mode>_1op): Likewise.
25807 (altivec_lvx_<mode>_2op_si): Likewise.
25808 (altivec_lvx_<mode>_1op_si): Likewise.
25809 (altivec_stvx_<mode>): Remove.
25810 (altivec_stvx_<mode>_internal): Document.
25811 (altivec_stvx_<mode>_2op): New define_insn.
25812 (altivec_stvx_<mode>_1op): Likewise.
25813 (altivec_stvx_<mode>_2op_si): Likewise.
25814 (altivec_stvx_<mode>_1op_si): Likewise.
25815 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25816 Expand vec_ld and vec_st during parsing.
25817 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25819 (altivec_expand_stvx_be): Likewise.
25820 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25821 address-masking behavior in RTL.
25822 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25823 address-masking behavior in RTL.
25824 (altivec_expand_builtin): Change builtin code arguments for calls
25825 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25826 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25827 presence of lvx/stvx patterns.
25828 (alignment_with_canonical_addr): New function.
25829 (alignment_mask): Likewise.
25830 (find_alignment_op): Likewise.
25831 (recombine_lvx_pattern): Likewise.
25832 (recombine_stvx_pattern): Likewise.
25833 (recombine_lvx_stvx_patterns): Likewise.
25834 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25835 stvx patterns from expand.
25836 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25838 (vector_altivec_store_<mode>): Likewise.
25840 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25842 * config/aarch64/aarch64.md
25843 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25844 remove the "fp" attributes.
25845 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25846 add the "simd" attributes.
25847 (*movdf_aarch64): Likewise.
25848 (*movtf_aarch64): Remove the "fp" attributes.
25849 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25850 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25852 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25854 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25855 rtx to rtx_code_label *.
25856 * rtl.h (maybe_set_first_label_num): Likewise.
25858 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25860 * df-core.c (df_add_problem): Make the problem param be const.
25861 (df_remove_problem): Make local "problem" be const.
25862 * df-problems.c (problem_RD): Make const.
25863 (problem_LR): Likewise.
25864 (problem_LIVE): Likewise.
25865 (problem_MIR): Likewise.
25866 (problem_CHAIN): Likewise.
25867 (problem_WORD_LR): Likewise.
25868 (problem_NOTE): Likewise.
25869 (problem_MD): Likewise.
25870 * df-scan.c (problem_SCAN): Likewise.
25871 * df.h (struct df_problem): Make field "dependent_problem" be
25873 (struct dataflow): Likewise for field "problem".
25874 (df_add_problem): Make param const.
25876 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25878 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25879 inter-unit moves to/from vector registers are enabled. Do not disable
25882 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25884 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25885 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25887 (enum df_problem_id): ...this new enum.
25888 (struct df_problem): Convert field "id" from "int" to
25889 enum df_problem_id.
25891 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25893 * rtl.def: Update comment for "things in the instruction chain" to
25894 reflect the removal of the leading "i" field for INSN_UID in
25895 r210360. Fix bogus apostrophe.
25897 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25899 * config/i386/i386.md
25900 (lea arith with mem operand + setcc peephole2): Set operator mode.
25902 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25905 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25906 (dimode_scalar_to_vector_candidate_p): This.
25907 (timode_scalar_to_vector_candidate_p): New function.
25908 (scalar_to_vector_candidate_p): Likewise.
25909 (timode_check_non_convertible_regs): Likewise.
25910 (timode_remove_non_convertible_regs): Likewise.
25911 (remove_non_convertible_regs): Likewise.
25912 (remove_non_convertible_regs): Renamed to ...
25913 (dimode_remove_non_convertible_regs): This.
25914 (scalar_chain::~scalar_chain): Make it virtual.
25915 (scalar_chain::compute_convert_gain): Make it pure virtual.
25916 (scalar_chain::mark_dual_mode_def): Likewise.
25917 (scalar_chain::convert_insn): Likewise.
25918 (scalar_chain::convert_registers): Likewise.
25919 (scalar_chain::add_to_queue): Make it protected.
25920 (scalar_chain::emit_conversion_insns): Likewise.
25921 (scalar_chain::replace_with_subreg): Likewise.
25922 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25923 (scalar_chain::convert_op): Likewise.
25924 (scalar_chain::convert_reg): Likewise.
25925 (scalar_chain::make_vector_copies): Likewise.
25926 (scalar_chain::convert_registers): New pure virtual function.
25927 (class dimode_scalar_chain): New class.
25928 (class timode_scalar_chain): Likewise.
25929 (scalar_chain::mark_dual_mode_def): Renamed to ...
25930 (dimode_scalar_chain::mark_dual_mode_def): This.
25931 (timode_scalar_chain::mark_dual_mode_def): New function.
25932 (timode_scalar_chain::convert_insn): Likewise.
25933 (dimode_scalar_chain::convert_registers): Likewise.
25934 (scalar_chain::compute_convert_gain): Renamed to ...
25935 (dimode_scalar_chain::compute_convert_gain): This.
25936 (scalar_chain::replace_with_subreg): Renamed to ...
25937 (dimode_scalar_chain::replace_with_subreg): This.
25938 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25939 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25940 (scalar_chain::make_vector_copies): Renamed to ...
25941 (dimode_scalar_chain::make_vector_copies): This.
25942 (scalar_chain::convert_reg): Renamed to ...
25943 (dimode_scalar_chain::convert_reg ): This.
25944 (scalar_chain::convert_op): Renamed to ...
25945 (dimode_scalar_chain::convert_op): This.
25946 (scalar_chain::convert_insn): Renamed to ...
25947 (dimode_scalar_chain::convert_insn): This.
25948 (scalar_chain::convert): Call convert_registers.
25949 (convert_scalars_to_vector): Change to scalar_chain pointer to
25950 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25951 in 32-bit mode. Delete scalar_chain pointer. Call
25952 free_dominance_info in 64-bit mode.
25953 (pass_stv::gate): Remove TARGET_64BIT check.
25954 (ix86_option_override): Put the 64-bit STV pass before the CSE
25957 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25959 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25960 dw_loc_frame_offset field.
25961 * dwarf2out.c (new_loc_descr): Likewise.
25962 (resolve_args_picking_1): Turn the VISITED hash set into a
25963 FRAME_OFFSET hash map. Use it to associate a frame offset to
25964 visited nodes. Remove uses of the CHECKING_P macro.
25965 (resolve_args_picking): Update call to resolve_args_picking_1.
25967 2016-04-27 Martin Liska <mliska@suse.cz>
25969 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25970 (free_loop_data): Release vuses of groups.
25972 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25974 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25975 instead of redundant use_id and boolean have_use_for.
25976 (struct iv_use): Change sub_id into group_id. Remove field next.
25977 Move fields: related_cands, n_map_members, cost_map and selected
25979 (struct iv_group): ... here. New structure.
25980 (struct iv_common_cand): Use structure declaration directly.
25981 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25982 (MAX_CONSIDERED_USES): Rename macro to ...
25983 (MAX_CONSIDERED_GROUPS): ... here.
25984 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25985 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25986 (dump_uses): Rename to ...
25987 (dump_groups): ... here. Update all uses.
25988 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25989 (find_induction_variables): Refactor format of dump information.
25990 (record_sub_use): Delete.
25991 (record_use): Update all uses.
25992 (record_group): New function.
25993 (record_group_use, find_interesting_uses_op): Call above functions.
25995 (find_interesting_uses_cond): Ditto.
25996 (group_compare_offset): New function.
25997 (split_all_small_groups): Rename to ...
25998 (split_small_address_groups_p): ... here. Update all uses.
25999 (split_address_groups): Update all uses.
26000 (find_interesting_uses): Refactor format of dump information.
26001 (add_candidate_1): Update all uses. Remove redundant check on iv,
26003 (add_candidate, record_common_cand): Remove redundant assert.
26004 (add_iv_candidate_for_biv): Update use.
26005 (add_iv_candidate_derived_from_uses): Update all uses.
26006 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26007 (alloc_use_cost_map): Ditto.
26008 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26009 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26010 (determine_use_iv_cost_generic): Ditto.
26011 (determine_group_iv_cost_generic): Ditto.
26012 (determine_use_iv_cost_address): Ditto.
26013 (determine_group_iv_cost_address): Ditto.
26014 (determine_use_iv_cost_condition): Ditto.
26015 (determine_group_iv_cost_cond): Ditto.
26016 (determine_use_iv_cost): Ditto.
26017 (determine_group_iv_cost): Ditto.
26018 (set_autoinc_for_original_candidates): Update all uses.
26019 (find_iv_candidates): Update all uses. Refactor dump information.
26020 (determine_use_iv_costs): Ditto.
26021 (determine_iv_costs): Ditto.
26022 (iv_ca_cand_for_use): Rename to ...
26023 (iv_ca_cand_for_group): ... here. Update all uses.
26024 (iv_ca_add_use, iv_ca_add_group): Ditto.
26025 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26026 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26027 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26028 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26029 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26030 (create_new_iv, adjust_iv_update_pos): Ditto.
26031 (rewrite_use_address): Delete.
26032 (rewrite_use_address_1): Rename to ...
26033 (rewrite_use_address): ... here.
26034 (rewrite_use_compare): Update all uses.
26035 (rewrite_use): Delete.
26036 (rewrite_uses): Rename to ...
26037 (rewrite_groups): ... here. Update all uses.
26038 (remove_unused_ivs, free_loop_data): Update all uses.
26039 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26041 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26043 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26044 for WORD_REGISTER_OPERATIONS to runtime check.
26046 2016-04-27 Richard Biener <rguenther@suse.de>
26049 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26050 aggregate_value_p to determine if a function result is
26051 returned by reference.
26052 (ipa_pta_execute): Functions having their address taken are
26053 not automatically nonlocal.
26055 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26058 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26059 * fold-const.c (operand_equal_p): If flag_checking and
26060 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26061 and if it returns non-zero, assert iterative_hash_expr on both
26064 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26066 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26068 2016-04-27 Nick Clifton <nickc@redhat.com>
26070 PR middle-end/49889
26071 * varasm.c (merge_weak): Generate an error if an attempt is made
26072 to convert a non-weak static function into a weak, public function.
26074 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26076 * params.def (MAX_PARTITION_SIZE): New param.
26077 * doc/invoke.texi: Document lto-max-partition.
26079 2016-04-27 Richard Biener <rguenther@suse.de>
26082 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26083 function cummulating used_from_other_partition, externally_visible
26084 and force_output from aliases.
26085 (refered_from_nonlocal_var): Likewise.
26086 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26087 node flags properly.
26089 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26091 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26092 (-Wmemset-elt-size): New item.
26094 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26097 * stor-layout.h (internal_reference_types): Delete.
26098 * stor-layout.c (reference_types_internal): Likewise.
26099 (internal_reference_types): Likewise.
26100 (layout_type) <REFERENCE_TYPE>: Adjust.
26102 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26105 * tree.h (inchash::add_expr): Add FLAGS argument.
26106 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26107 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26108 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26109 Formatting fix. Adjust recursive calls. For tcc_comparison,
26110 if swap_tree_comparison (code) is smaller than code, hash that
26111 and arguments in the other order. Hash CONVERT_EXPR the same
26112 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26113 of ADDR_EXPR of decl as the decl itself. Add or remove
26114 OEP_ADDRESS_OF from recursive flags as needed. For
26115 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26116 operands commutatively and only the third one normally.
26117 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26119 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26121 * config/rtems.h (LIB_SPEC): Add -latomic.
26123 2016-04-27 Joel Sherrill <joel@rtems.org>
26125 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26126 xilink.ld and flags not relevant to RTEMS.
26128 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26130 * toplev.c (backend_init_target): Avoid calling init_reload when using
26133 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26135 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26136 for loops rather than one for the whole function.
26138 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26140 * match.pd (X + CST CMP X): New transformation.
26142 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26144 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26145 * fold-const.c (fold_binary_loc): Remove 2 transformations
26146 superseded by match.pd.
26147 * match.pd (x+x -> x*2): Generalize to integers.
26149 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26151 * config/i386/i386.md (operation on memory peephole): Duplicate an
26152 existing peephole and adapt it to match lea rather than an operation
26155 PR rtl-optimization/57193
26156 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26158 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26160 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26162 * tree-if-conv.c (any_pred_load_store): New static variable.
26163 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26164 any_pred_load_store instead of and_mask_load_store.
26165 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26166 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26167 (combine_blocks, tree_if_conversion): Ditto.
26169 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26171 PR tree-optimization/70771
26172 PR tree-optimization/70775
26173 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26174 virtual PHI nodes. Delete parameter.
26175 (if_convertible_loop_p_1): Delete argument to above function.
26176 (predicate_all_scalar_phis): Delete code handling single-argument
26178 (tree_if_conversion): Mark and update virtual SSA.
26180 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26183 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26184 (x86_elf_aligned_common): Rename to ...
26185 (x86_elf_aligned_decl_common): ... this.
26186 Add decl arg. Switch to .lbss for largecomm object. Use
26187 LARGECOMM_SECTION_ASM_OP.
26188 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26190 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26191 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26193 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26194 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26196 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26199 * config/i386/i386.c (SECTION_LARGE): Define.
26200 (x86_64_elf_select_section): Set it for large data/bss sections.
26201 Only clear SECTION_WRITE for .lrodata.
26202 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26204 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26205 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26206 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26208 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26209 * doc/tm.texi: Regenerate.
26211 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26214 * configure.ac (--enable-checking): Document extra flag, for
26215 non-release builds default to --enable-checking=yes,extra.
26216 If misc checking and extra checking, define CHECKING_P to 2 instead
26218 * common.opt (fchecking=): Add.
26219 * doc/invoke.texi (-fchecking=): Document.
26220 * doc/install.texi: Document --enable-checking changes.
26221 * configure: Regenerated.
26222 * config.in: Regenerated.
26224 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26226 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26227 attribute instead of which_alternative.
26228 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26229 Use EXT_REX_SSE_REG_P where appropriate.
26231 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26233 * config/i386/predicates.md (const0_operand): Do not match
26234 const_wide_int code.
26235 (const1_operand): Ditto.
26237 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26239 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26240 for SSE constm1 operands and TARGET_AVX512VL.
26241 (*movti_internal): Ditto.
26242 (*mov<mode>_or): Use constm1_operand predicate.
26243 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26244 for SSE vector_all_ones operands and TARGET_AVX512VL.
26245 * config/i386/predicates.md (constm1_operand): New predicate.
26246 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26247 emission of constant -1 load.
26249 2016-04-25 Jason Merrill <jason@redhat.com>
26251 * gdbinit.in: Skip is-a.h.
26253 * attribs.c (register_scoped_attributes): Fix logic.
26254 * attribs.h: Declare register_scoped_attributes.
26256 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26258 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26259 stxvd2x and stxvw4x built-in functions.
26261 2016-04-25 DJ Delorie <dj@redhat.com>
26263 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26264 (ashrhi3): Likewise.
26265 (lshrhi3): Likewise.
26267 2016-04-25 Richard Biener <rguenther@suse.de>
26269 PR tree-optimization/70780
26270 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26271 wasn't visited yet.
26272 (compute_antic): Mark blocks with abnormal preds as visited as
26273 they have a final empty antic-in solution already.
26275 2016-04-25 Michael Collison <michael.collison@linaro.org>
26277 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26279 2016-04-25 Michael Collison <michael.collison@linaro.org>
26281 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26282 mode is VQI to improve mixed mode vectorization.
26283 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26284 define_insn to match low half of signed vaddw.
26285 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26286 define_insn to match high half of signed vaddw.
26287 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26288 define_insn to match low half of unsigned vaddw.
26289 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26290 define_insn to match high half of unsigned vaddw.
26291 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26292 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26293 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26295 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26296 * config/arm/predicates.md (vect_par_constant_high): Support
26297 big endian and simplify by calling
26298 arm_simd_check_vect_par_cnst_half
26299 (vect_par_constant_low): Likewise.
26301 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26303 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26304 predicate for operand 2.
26306 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26307 H.J. Lu <hongjiu.lu@intel.com>
26309 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26310 machine_mode argument.
26311 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26312 constm1_rtx operands. For VOIDmode constants, get mode from
26313 pred_mode. Check mode size if the mode is supported by ABI.
26314 (standard_sse_constant_opcode): Do not use standard_constant_p.
26315 Strictly check ABI support for all-ones operands.
26316 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26317 immediates. Update calls to standard_sse_constant_p.
26318 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26319 (ix86_rtx_costs): Ditto.
26320 * config/i386/i386.md (*movxi_internal_avx512f): Use
26321 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26322 Use (v,BC) alternative instead of (v,C). Use register_operand
26323 checks instead of MEM_P.
26324 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26325 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26326 isa attribute. Use register_operand checks instead of MEM_P.
26327 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26328 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26329 alternative and corresponding sse2 isa attribute.
26330 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26331 to standard_sse_constant_p.
26332 (FP constant splitters): Ditto.
26333 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26335 * config/i386/predicates.md (constm1_operand): Remove.
26336 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26337 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26338 vector_all_ones_operand instead of constm1_operand.
26340 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26342 * print-rtl.c (print_rtx_insn_vec): New function.
26343 * print-rtl.h: New prototype.
26344 * store-motion.c (struct st_expr): Make avail_stores a vector.
26345 (st_expr_entry): Adjust.
26346 (free_st_expr_entry): Likewise.
26347 (print_store_motion_mems): Likewise.
26348 (find_moveable_store): Likewise.
26349 (compute_store_table): Likewise.
26350 (delete_store): Likewise.
26351 (build_store_vectors): Likewise.
26353 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26355 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26357 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26359 * vec.h (vec_safe_contains): New function.
26360 (vec::contains): Likewise.
26361 (vec::begin): Likewise.
26362 (vec::end): Likewise.
26364 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26367 * cfgexpand.c (expand_stack_vars): Fix typo.
26369 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26371 * system.h (list, map, set, vector): Include conditionally.
26372 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26373 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26374 * ipa-icf.c (INCLUDE_LIST): Define.
26375 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26376 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26377 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26378 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26379 * cp/logic.cc (INCLUDE_LIST): Define.
26380 * fortran/trans-common.c (INCLUDE_MAP): Define.
26382 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26384 * auto-profile.c: Remove <string.h> include.
26385 * ipa-icf-gimple.c: Remove <list> include.
26386 * diagnostic.c: Remove <new> include.
26387 * genmatch.c: Likewise.
26388 * pretty-print.c: Likewise.
26389 * toplev.c: Likewise
26390 * c/c-objc-common.c: Likewise.
26391 * cp/error.c: Likewise.
26392 * fortran/error.c: Likewise.
26394 2016-04-22 Richard Biener <rguenther@suse.de>
26396 * lto-streamer-in.c (input_ssa_names): Do not allocate
26397 GIMPLE_NOP for all SSA names.
26398 * lto-streamer-out.c (output_ssa_names): Do not output
26399 SSA names that should have been released.
26401 2016-04-22 Richard Biener <rguenther@suse.de>
26403 PR tree-optimization/70740
26404 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26407 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26410 * config/i386/predicates.md (call_insn_operand): Replace
26411 sibcall_memory_operand with memory_operand.
26413 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26415 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26416 has_single_use() tests.
26417 (register_edge_assert_for_1): Likewise.
26418 (find_assert_locations_1): Check the liveness bitmap instead of
26419 checking has_single_use().
26421 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26424 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26425 Extract AVX-512BW constraint from AVX.
26427 2016-04-21 Richard Biener <rguenther@suse.de>
26429 PR tree-optimization/70725
26430 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26431 for phi_convertible_by_degenerating_args.
26432 (predicate_all_scalar_phis): Handle single-argument PHIs.
26434 2016-04-21 Richard Biener <rguenther@suse.de>
26436 PR middle-end/70747
26437 * fold-const.c (fold_comparison): Return properly typed
26440 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26442 PR tree-optimization/70715
26443 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26444 after expanding BASE using expand_simple_operations.
26446 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26448 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26449 New transformations.
26451 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26453 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26455 2016-04-20 Jan Hubicka <jh@suse.cz>
26457 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26458 ultiimate_alias_target.
26459 (update_callee_keys): Likewise.
26460 (lookup_recursive_calls): Likewise.
26461 (speculation_useful_p): Likewise.
26463 2016-04-20 Jan Hubicka <jh@suse.cz>
26466 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26467 (set_nothrow_flag_1): ... this; handle interposition correctly;
26468 recurse on aliases and thunks.
26469 (cgraph_node::set_nothrow_flag): New.
26470 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26471 functions compiled with non-call exceptions that binds to current
26473 (propagate_nothrow): Be safe WRT interposition.
26474 * cgraph.h (set_nothrow_flag): Update prototype.
26476 2016-04-18 Jan Hubicka <jh@suse.cz>
26478 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26479 max_loop_iterations_int.
26480 (tree_unswitch_outer_loop): Likewise.
26482 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26484 PR tree-optimization/69489
26485 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26486 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26487 Revise dump message.
26488 (if_convertible_bb_p): Remove check on edge count of basic block's
26491 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26493 PR tree-optimization/56625
26494 PR tree-optimization/69489
26495 * tree-data-ref.h (DR_INNERMOST): New macro.
26496 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26497 hashing struct innermost_loop_behavior.
26498 (ref_DR_map): Remove.
26499 (innermost_DR_map): New map.
26500 (baseref_DR_map): Revise comment.
26501 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26502 to innermost_DR_map accroding to its innermost loop behavior.
26503 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26504 to its innermost loop behavior.
26505 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26506 Add initialization for innermost_DR_map. Record memory reference
26507 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26508 have innermost loop behavior.
26509 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26512 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26514 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26515 *lea_general_1. Use explicit SWI12 mode interator.
26516 (*lea<mode>_general_2): Rename from *lea_general_2.
26517 Use explicit SWI12 mode interator.
26518 (*lea<mode>_general_3): Rename from *lea_general_3.
26519 Use explicit SWI12 mode interator.
26520 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26521 Use explicit SWI12 mode interator.
26522 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26523 Use explicit SWI48 mode interator.
26525 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26527 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26528 Short-cut unaligned load and store cases. Handle all integer
26530 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26531 and store cases. Call ix86_avx256_split_vector_move_misalign
26532 directly without checking mode class.
26534 2016-04-20 Andrew Pinski <apinski@cavium.com>
26535 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26538 * config/aarch64/aarch64.md (sibcall): Force call
26539 address to be DImode for ILP32.
26540 (sibcall_value): Likewise.
26542 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26544 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26546 2016-04-20 Richard Biener <rguenther@suse.de>
26548 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26549 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26550 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26551 (maybe_push_res_to_seq): Adjust.
26552 * gimple-fold.c (maybe_build_generic_op): Likewise.
26554 2016-04-20 Marek Polacek <polacek@redhat.com>
26556 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26559 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26561 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26562 use kmovw to support AVX512F target.
26564 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26566 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26568 2016-04-20 Marek Polacek <polacek@redhat.com>
26570 PR tree-optimization/70725
26571 * tree-if-conv.c (is_false_predicate): New function.
26572 (predicate_mem_writes): Use it.
26574 2016-04-20 Richard Biener <rguenther@suse.de>
26576 PR tree-optimization/70726
26577 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26578 shift amounts from a pattern stmt operand.
26580 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26583 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26584 stack_restore_from_fpr pattern when restoring r15.
26585 (s390_optimize_prologue): Strip away the memory barrier in the
26586 parallel when trying to get rid of restore insns.
26587 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26588 definition for loading the stack pointer from an FPR. Compared to
26589 the normal move insn this pattern includes a full memory barrier.
26591 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26593 PR middle-end/70680
26594 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26595 implicitly linear or lastprivate iterator on the outer context.
26597 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26599 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26601 * config/i386/i386.md (ssememalign): Removed.
26602 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26604 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26607 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26608 const short * to __builtin_ia32_loaddquhi512_mask.
26609 (_mm512_maskz_loadu_epi16): Likewise.
26610 (_mm512_mask_storeu_epi16): Pass short * to
26611 __builtin_ia32_storedquhi512_mask.
26612 (_mm512_mask_loadu_epi8): Pass const char * to
26613 __builtin_ia32_loaddquqi512_mask.
26614 (_mm512_maskz_loadu_epi8): Likewise.
26615 (_mm512_mask_storeu_epi8): Pass char * to
26616 __builtin_ia32_storedquqi512_mask.
26617 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26618 const double * to __builtin_ia32_loadupd512_mask.
26619 (_mm512_mask_loadu_pd): Likewise.
26620 (_mm512_maskz_loadu_pd): Likewise.
26621 (_mm512_storeu_pd): Pass double * to
26622 __builtin_ia32_storeupd512_mask.
26623 (_mm512_mask_storeu_pd): Likewise.
26624 (_mm512_loadu_ps): Pass const float * to
26625 __builtin_ia32_loadups512_mask.
26626 (_mm512_mask_loadu_ps): Likewise.
26627 (_mm512_maskz_loadu_ps): Likewise.
26628 (_mm512_storeu_ps): Pass float * to
26629 __builtin_ia32_storeups512_mask.
26630 (_mm512_mask_storeu_ps): Likewise.
26631 (_mm512_mask_loadu_epi64): Pass const long long * to
26632 __builtin_ia32_loaddqudi512_mask.
26633 (_mm512_maskz_loadu_epi64): Likewise.
26634 (_mm512_mask_storeu_epi64): Pass long long *
26635 to __builtin_ia32_storedqudi512_mask.
26636 (_mm512_loadu_si512): Pass const int * to
26637 __builtin_ia32_loaddqusi512_mask.
26638 (_mm512_mask_loadu_epi32): Likewise.
26639 (_mm512_maskz_loadu_epi32): Likewise.
26640 (_mm512_storeu_si512): Pass int * to
26641 __builtin_ia32_storedqusi512_mask.
26642 (_mm512_mask_storeu_epi32): Likewise.
26643 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26644 char * to __builtin_ia32_storedquqi256_mask.
26645 (_mm_mask_storeu_epi8): Likewise.
26646 (_mm256_mask_loadu_epi16): Pass const short * to
26647 __builtin_ia32_loaddquhi256_mask.
26648 (_mm256_maskz_loadu_epi16): Likewise.
26649 (_mm_mask_loadu_epi16): Pass const short * to
26650 __builtin_ia32_loaddquhi128_mask.
26651 (_mm_maskz_loadu_epi16): Likewise.
26652 (_mm256_mask_loadu_epi8): Pass const char * to
26653 __builtin_ia32_loaddquqi256_mask.
26654 (_mm256_maskz_loadu_epi8): Likewise.
26655 (_mm_mask_loadu_epi8): Pass const char * to
26656 __builtin_ia32_loaddquqi128_mask.
26657 (_mm_maskz_loadu_epi8): Likewise.
26658 (_mm256_mask_storeu_epi16): Pass short * to.
26659 __builtin_ia32_storedquhi256_mask.
26660 (_mm_mask_storeu_epi16): Pass short * to.
26661 __builtin_ia32_storedquhi128_mask.
26662 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26663 const double * to __builtin_ia32_loadupd256_mask.
26664 (_mm256_maskz_loadu_pd): Likewise.
26665 (_mm_mask_loadu_pd): Pass onst double * to
26666 __builtin_ia32_loadupd128_mask.
26667 (_mm_maskz_loadu_pd): Likewise.
26668 (_mm256_mask_storeu_pd): Pass double * to
26669 __builtin_ia32_storeupd256_mask.
26670 (_mm_mask_storeu_pd): Pass double * to
26671 __builtin_ia32_storeupd128_mask.
26672 (_mm256_mask_loadu_ps): Pass const float * to
26673 __builtin_ia32_loadups256_mask.
26674 (_mm256_maskz_loadu_ps): Likewise.
26675 (_mm_mask_loadu_ps): Pass const float * to
26676 __builtin_ia32_loadups128_mask.
26677 (_mm_maskz_loadu_ps): Likewise.
26678 (_mm256_mask_storeu_ps): Pass float * to
26679 __builtin_ia32_storeups256_mask.
26680 (_mm_mask_storeu_ps): ass float * to
26681 __builtin_ia32_storeups128_mask.
26682 (_mm256_mask_loadu_epi64): Pass const long long * to
26683 __builtin_ia32_loaddqudi256_mask.
26684 (_mm256_maskz_loadu_epi64): Likewise.
26685 (_mm_mask_loadu_epi64): Pass const long long * to
26686 __builtin_ia32_loaddqudi128_mask.
26687 (_mm_maskz_loadu_epi64): Likewise.
26688 (_mm256_mask_storeu_epi64): Pass long long * to
26689 __builtin_ia32_storedqudi256_mask.
26690 (_mm_mask_storeu_epi64): Pass long long * to
26691 __builtin_ia32_storedqudi128_mask.
26692 (_mm256_mask_loadu_epi32): Pass const int * to
26693 __builtin_ia32_loaddqusi256_mask.
26694 (_mm256_maskz_loadu_epi32): Likewise.
26695 (_mm_mask_loadu_epi32): Pass const int * to
26696 __builtin_ia32_loaddqusi128_mask.
26697 (_mm_maskz_loadu_epi32): Likewise.
26698 (_mm256_mask_storeu_epi32): Pass int * to
26699 __builtin_ia32_storedqusi256_mask.
26700 (_mm_mask_storeu_epi32): Pass int * to
26701 __builtin_ia32_storedqusi128_mask.
26702 * config/i386/i386-builtin-types.def (PCSHORT): New.
26703 (PINT64): Likewise.
26704 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26705 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26706 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26707 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26708 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26709 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26710 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26711 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26712 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26713 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26714 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26715 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26716 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26717 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26718 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26719 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26720 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26721 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26722 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26723 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26724 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26725 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26726 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26727 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26728 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26729 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26730 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26731 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26732 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26733 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26734 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26735 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26736 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26737 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26738 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26739 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26740 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26741 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26742 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26743 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26744 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26745 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26746 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26747 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26748 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26749 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26750 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26751 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26752 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26754 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26755 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26757 (ix86_expand_vector_move_misalign): Likewise.
26758 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26759 to scalar function prototype for unaligned load/store builtins.
26760 (ix86_expand_special_args_builtin): Updated.
26761 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26762 (UNSPEC_STOREU): Likewise.
26763 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26764 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26765 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26766 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26767 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26768 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26769 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26770 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26771 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26772 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26773 (<avx512>_storedqu<mode>_mask): Likewise.
26774 (*sse4_2_pcmpestr_unaligned): Likewise.
26775 (*sse4_2_pcmpistr_unaligned): Likewise.
26776 (*mov<mode>_internal): Renamed to ...
26777 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26778 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26779 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26780 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26782 2016-04-19 Richard Biener <rguenther@suse.de>
26784 PR tree-optimization/70171
26785 * tree-ssa-phiprop.c: Include stor-layout.h.
26786 (phiprop_insert_phi): Handle the aggregate copy case.
26787 (propagate_with_phi): Likewise.
26789 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26791 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26792 instead of simplify_gen_subreg (... , 0).
26793 (ix86_delegitimize_address): Ditto.
26794 (ix86_split_divmod): Ditto.
26795 (ix86_split_copysign_const): Ditto.
26796 (ix86_split_copysign_var): Ditto.
26797 (ix86_expand_args_builtin): Ditto.
26798 (ix86_expand_round_builtin): Ditto.
26799 (ix86_expand_special_args_builtin): Ditto.
26800 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26801 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26802 (udivmodqi4): Ditto.
26803 (absneg splitters): Ditto.
26804 (*jcc_bt<mode>_1): Ditto.
26806 2016-04-19 Richard Biener <rguenther@suse.de>
26808 PR tree-optimization/70724
26809 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26810 restoring out from ...
26811 (free_scc_vn): ... here.
26812 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26813 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26815 (pass_fre::execute): Restore SSA info.
26817 2016-04-19 Richard Biener <rguenther@suse.de>
26819 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26820 * gimple-walk.c (walk_gimple_op): Initialize it.
26821 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26822 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26823 remapping SSA names of defs.
26824 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26827 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26829 PR middle-end/70689
26830 * lra-constraints.c (equiv_substition_p): New.
26831 (process_alt_operands): Use it.
26832 (swap_operands): Swap it.
26833 (curr_insn_transform): Update it.
26835 2016-04-18 Michael Matz <matz@suse.de>
26837 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26838 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26839 * tree-core.h (tree_type_common.align): Use bit-field.
26840 (tree_type_common.spare): New.
26841 (tree_decl_common.off_align): Make smaller.
26842 (tree_decl_common.align): Use bit-field.
26844 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26845 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26846 (scan_sharing_clauses): Ditto.
26847 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26848 (omp_finish_file): Ditto.
26849 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26850 (layout_decl): Ditto.
26851 (relayout_decl): Ditto.
26852 (finalize_record_size): Use SET_TYPE_ALIGN.
26853 (finalize_type_size): Ditto.
26854 (finish_builtin_struct): Ditto.
26855 (layout_type): Ditto.
26856 (initialize_sizetypes): Ditto.
26857 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26858 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26859 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26860 (get_chain_field): Ditto.
26861 (get_trampoline_type): Ditto.
26862 (get_nl_goto_field): Ditto.
26863 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26865 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26866 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26867 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26868 (build_qualified_type): Use SET_TYPE_ALIGN.
26869 (build_aligned_type, build_range_type_1): Ditto.
26870 (build_atomic_base): Ditto.
26871 (build_common_tree_nodes): Ditto.
26872 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26873 (expand_one_stack_var_at): Ditto.
26874 * coverage.c (build_var): Use SET_DECL_ALIGN.
26875 * except.c (init_eh): Ditto.
26876 * function.c (assign_parm_setup_block): Ditto.
26877 * symtab.c (increase_alignment_1): Ditto.
26878 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26879 * tree-vect-stmts.c (ensure_base_align): Ditto.
26880 * varasm.c (align_variable): Ditto.
26881 (assemble_variable): Ditto.
26882 (build_constant_desc): Ditto.
26883 (output_constant_def_contents): Ditto.
26885 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26886 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26887 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26888 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26889 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26891 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26894 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26895 replace %vmovsd with "%vmovq".
26896 (vec_concatv2df): Likewise.
26898 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26900 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26901 (*vec_extractv2si_0): Ditto.
26902 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26903 (zero_extended_scalar_load_operand splitters): Ditto.
26904 (vec_extract splitters): Ditto.
26905 (*vec_extractv4si_0_zext): Ditto.
26906 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26907 and lowpart_subreg.
26908 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26909 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26910 (*sse4_1_extractps): Use lowpart_subreg.
26911 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26913 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26915 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26917 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26918 Mention Solaris 11 packaging changes.
26919 Update gas and gld requirements.
26920 Remove reference to pre-Solaris 10 bug.
26921 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26923 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26926 2016-04-17 Jan Hubicka <jh@suse.cz>
26928 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26929 max_loop_iterations_int.
26931 2016-04-18 Richard Biener <rguenther@suse.de>
26933 PR tree-optimization/43434
26934 * tree-ssa-structalias.c (struct vls_data): New.
26935 (visit_loadstore): Handle all pointer-based accesses.
26936 (compute_dependence_clique): Compute a bitmap of restrict tags
26937 assigned bases and pass it to visit_loadstore.
26939 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26942 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26943 armv8.1-a and armv8.1-a+crc.
26945 2016-04-18 Richard Biener <rguenther@suse.de>
26947 PR tree-optimization/70701
26948 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26949 references after translating through a memcpy.
26951 2016-04-18 Richard Biener <rguenther@suse.de>
26953 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26954 (compute_antic): ... here. For partial antic use regular
26955 postorder and scrap iteration.
26956 (compute_partial_antic_aux): Remove unused return value.
26957 (init_pre): Do not allocate postorder.
26958 (fini_pre): Do not free postorder.
26960 2016-04-18 Richard Biener <rguenther@suse.de>
26962 PR middle-end/37870
26963 * expmed.c (extract_bit_field_1): Remove broken case
26964 using a wider MODE_INT mode.
26966 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26968 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26969 unless compiling with at least GCC-4.8.
26971 2016-04-17 Jan Hubicka <jh@suse.cz>
26974 * graphite.c (graphite_finalize): Update call to
26975 tree_estimate_probability.
26976 * predict.h (tree_estimate_probability): Update prototype.
26978 2016-04-17 Jan Hubicka <jh@suse.cz>
26980 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26981 (tree_estimate_probability): Likewise.
26982 (pass_profile::execute): Update.
26983 (report_predictor_hitrates): New function.
26984 * profile.c (compute_branch_probabilities): Use it.
26985 * predict.h (report_predictor_hitrates): Declare.
26987 2016-04-17 Jan Hubicka <jh@suse.cz>
26990 * cgraph.h (cgraph_node::set_const_flag,
26991 cgraph_node::set_pure_flag): Update prototype to return bool;
26993 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26994 of interposable symbol are interposable, too.
26995 (cgraph_set_const_flag_1): Rename to ...
26996 (set_const_flag_1): ... this one; change to self recursive function
26997 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26998 clearnig the flag in all variants and also virtual thunks of const
26999 functions are pure; track if any change was done.
27000 (cgraph_node::set_const_flag): Update.
27001 (struct set_pure_flag_info): New struct.
27002 (cgraph_set_pure_flag_1): Rename to ...
27003 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27004 rather than pointer encoded flags; track if any changes was done;
27005 handle correctly clearning flag and setting flag of aliases already
27007 (cgraph_node::set_pure_flag): Update.
27008 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27010 2016-04-17 Tom de Vries <tom@codesourcery.com>
27013 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27014 backslash in label.
27016 2016-04-17 Tom de Vries <tom@codesourcery.com>
27018 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27019 '{}<> ' as escape-for-record.
27021 2016-04-17 Tom de Vries <tom@codesourcery.com>
27023 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27026 2016-04-17 Tom de Vries <tom@codesourcery.com>
27029 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27030 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27031 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27032 * passes.c (finish_optimization_passes): Only call
27033 finish_graph_dump_file if dfi->graph_dump_initialized.
27034 (execute_function_dump, pass_init_dump_file): Use
27035 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27037 2016-04-17 Tom de Vries <tom@codesourcery.com>
27039 PR tree-optimization/70256
27040 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27041 (debug_varmap): New function.
27043 2016-04-17 Tom de Vries <tom@codesourcery.com>
27046 * passes.c (pass_manager::register_pass): Propagate pflags.
27048 2016-04-17 Tom de Vries <tom@codesourcery.com>
27051 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27052 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27053 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27054 check if it's equal to p_start.
27055 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27057 2016-04-15 Jan Hubicka <jh@suse.cz>
27060 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27061 function does not bind to current def.
27062 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27063 handle conservatively calls to functions that does not need to bind
27065 (check_call): Update call of worse_state.
27066 (ignore_edge_for_nothrow): Update.
27067 (ignore_edge_for_pure_const): Likewise.
27068 (propagate_pure_const): Update calls to worse_state.
27069 (skip_function_for_local_pure_const): Reformat comments.
27071 2016-04-15 Jan Hubicka <jh@suse.cz>
27074 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27075 (cgraph_node::function_symbol): Likewise.
27076 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27077 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27078 (symtab_node::ultimate_alias_target): Add REF parameter.
27079 (symtab_node::binds_to_current_def_p): Declare.
27080 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27081 (cgraph_node::function_symbol): Likewise.
27082 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27083 (cgraph_node::get_availability): Likewise.
27084 (cgraph_edge::binds_to_current_def_p): New inline function.
27085 (varpool_node::get_availability): Add REF parameter.
27086 (varpool_node::ultimate_alias_target): Likewise.
27087 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27088 (symtab_node::binds_to_current_def_p): Likewise.
27089 * varpool.c (varpool_node::get_availability): Likewise.
27091 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27094 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27095 Fix mode size check.
27097 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27099 * BASE-VER: Set to 7.0.0.
27101 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27103 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27105 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27107 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27108 architecture revisions.
27110 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27112 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27113 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27114 * config/i386/i386.md (stack decrement to push peepholes): Guard
27115 with !x86_using_red_zone ().
27117 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27120 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27121 to dump_generic_node.
27122 (NIY): Pass also flags to do_niy.
27124 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27126 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27127 (simd_clone_vector_of_formal_parm_types)
27128 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27129 (simd_clone_mangle, simd_clone_create)
27130 (simd_clone_adjust_return_type, create_tmp_simd_array)
27131 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27132 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27133 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27134 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27135 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27136 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27137 * omp-simd-clone.c: ... this new file.
27138 (simd_clone_vector_of_formal_parm_types): Make it static.
27139 * Makefile.in (OBJS): Add omp-simd-clone.o.
27141 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27144 * config/i386/sse.md: Use proper memory operand modifiers.
27147 2016-04-15 Richard Biener <rguenther@suse.de>
27148 Alan Modra <amodra@gmail.com>
27150 PR tree-optimization/70130
27151 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27152 when alignment stays not the same and no not use the realign
27155 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27158 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27159 direct move handlers for KFmode. Change TFmode handlers test from
27160 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27162 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27165 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27166 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27167 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27168 * tree-ssa-live.c (remove_unused_scope_block_p): When
27169 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27170 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27171 block_ultimate_origin is FUNCTION_DECL.
27172 (remove_unused_locals): If current_function_decl is
27173 polymorphic_ctor_dtor_p, pass initial true to
27174 remove_unused_scope_block_p' is_ctor_dtor_block.
27176 2016-04-14 Martin Sebor <msebor@redhat.com>
27181 * doc/extend.texi (Variable Length): Revert.
27183 2016-04-14 Marek Polacek <polacek@redhat.com>
27184 Jan Hubicka <hubicka@ucw.cz>
27187 * tree.c (verify_type): Disable the canonical type of main variant
27190 2016-04-14 Jason Merrill <jason@redhat.com>
27192 * cfgexpand.c, expr.c: Revert previous change.
27194 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27196 PR middle-end/70643
27197 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27198 when building a mem ref for the incoming reduction variable.
27200 2016-04-14 Richard Biener <rguenther@suse.de>
27202 PR tree-optimization/70614
27203 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27204 loop if the evolution dropped to chrec_dont_know.
27205 (interpret_condition_phi): Likewise.
27207 2016-04-14 Richard Biener <rguenther@suse.de>
27209 PR tree-optimization/70623
27210 * tree-ssa-pre.c (changed_blocks): Make global ...
27211 (compute_antic): ... local here. Move and fix worklist
27212 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27213 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27214 worklist handling, dump when ANTIC_IN changed.
27215 (compute_partial_antic_aux): Remove worklist handling.
27216 (init_pre): Do not compute post dominators. Add a comment about
27217 the CFG order chosen.
27218 (fini_pre): Do not free post dominators.
27220 2016-04-13 Martin Sebor <msebor@redhat.com>
27225 * doc/extend.texi (Variable Length): Document C++ specifics.
27227 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27230 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27231 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27232 eh edges have been purged.
27235 * tree-sra.c (create_access_replacement,
27236 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27238 * tree-pretty-print.c (dump_fancy_name): New function.
27239 (dump_decl_name, dump_generic_node): Use it.
27241 2016-04-13 Jason Merrill <jason@redhat.com>
27243 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27244 * expr.c (expand_expr_real_1): Likewise.
27246 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27248 * config/i386/i386.md (kunpckhi): Swap operands.
27249 (kunpcksi): Likewise.
27250 (kunpckdi): Likewise.
27251 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27252 (vec_pack_trunc_<mode>): Likewise.
27254 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27257 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27259 PR middle-end/70633
27260 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27261 gimplification turns some element into non-constant.
27264 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27265 * explow.c (convert_memory_address_addr_space_1): No longer static,
27266 add NO_EMIT argument and don't call convert_modes if true, pass
27267 it down recursively, remove break after return.
27268 (convert_memory_address_addr_space): Adjust caller.
27269 * simplify-rtx.c (simplify_unary_operation_1): Call
27270 convert_memory_address_addr_space_1 instead of convert_memory_address,
27271 if it returns NULL, don't simplify.
27273 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27276 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27278 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27280 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27281 Bump the upper SIMDLEN limits, so that if the return type or
27282 characteristic type if the return type is void can be passed in
27283 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27286 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27289 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27290 Do not use "=" constraint on an input constraint.
27291 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27292 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27293 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27294 generates (neg (abs ...)) instead of (abs ...).
27296 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27298 PR rtl-optimization/70596
27299 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27300 just invalidate LRA data and reset them. Adjust dump wording.
27302 2016-04-12 Martin Liska <mliska@suse.cz>
27305 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27307 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27309 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27310 max_loop_iterations_int.
27311 (tree_unswitch_outer_loop): Likewise.
27312 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27313 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27315 2016-04-12 Tom de Vries <tom@codesourcery.com>
27317 PR tree-optimization/68756
27318 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27319 instead of new_name.
27321 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27323 PR tree-optimization/70602
27324 * tree-sra.c (generate_subtree_copies): Don't write anything into
27325 constant pool decls.
27327 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27328 regardless whether there are depend clauses or not.
27330 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27333 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27334 target attribute and pragma from changing the -mfloat128
27335 and -mfloat128-hardware options.
27337 * doc/extend.texi (Additional Floating Types): Document PowerPC
27338 __float128 restrictions.
27340 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27343 * config/aarch64/driver-aarch64.c
27344 (aarch64_get_extension_string_for_isa_flags): New.
27345 (arch_extension): Rename to...
27346 (aarch64_arch_extension): ...This.
27347 (ext_to_feat_string): Rename to...
27348 (aarch64_extensions): ...This.
27349 (aarch64_core_data): Keep track of architecture extension flags.
27350 (cpu_data): Rename to...
27351 (aarch64_cpu_data): ...This.
27352 (aarch64_arch_driver_info): Keep track of architecture extension
27354 (get_arch_name_from_id): Rename to...
27355 (get_arch_from_id): ...This, change return type.
27356 (host_detect_local_cpu): Update and reformat for renames, handle
27357 extensions through common infrastructure.
27359 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27362 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27363 track of a canonical flag name.
27364 (all_extensions): Likewise.
27365 (arch_to_arch_name): Also track extension flags enabled by the arch.
27366 (all_architectures): Likewise.
27367 (aarch64_parse_extension): Move to here.
27368 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27370 (aarch64_rewrite_selected_cpu): Update for above change.
27371 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27372 are handled, such that the single explicit value enabled by an
27373 extension is kept seperate from the implicit values it also enables.
27374 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27376 (aarch64_parse_extension): New.
27377 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27378 here to config/aarch64/aarch64-protos.h.
27379 (aarch64_parse_extension): Move from here to
27380 common/config/aarch64/aarch64-common.c.
27381 (aarch64_option_print): Update.
27382 (aarch64_declare_function_name): Likewise.
27383 (aarch64_start_file): Likewise.
27384 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27385 the canonical flag for extensions.
27386 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27389 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27391 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27394 2016-04-09 Tom de Vries <tom@codesourcery.com>
27396 PR tree-optimization/68953
27397 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27398 first to last subscript.
27400 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27402 PR tree-optimization/70586
27403 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27406 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27410 PR tree-optimization/70373
27411 PR middle-end/70533
27412 PR middle-end/70534
27413 PR middle-end/70535
27414 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27415 clauses for acc parallel reductions as necessary. Error on those
27417 * omp-low.c (scan_sharing_clauses): Don't install variables which
27418 are used in acc parallel reductions.
27419 (lower_rec_input_clauses): Remove dead code.
27420 (lower_oacc_reductions): Add support for reference reductions.
27421 (lower_reduction_clauses): Remove dead code.
27422 (lower_omp_target): Don't remap variables appearing in acc parallel
27424 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27426 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27428 PR middle-end/70593
27429 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27430 with multiple SSA_NAME defs, force the outputs other than first
27431 to be live before calling live_track_process_def on each output.
27433 PR rtl-optimization/70574
27434 * fwprop.c (forward_propagate_and_simplify): Don't add
27435 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27436 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27437 paradoxical subregs within *loc.
27439 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27441 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27442 -ftree-parallelize-loops={0,1}.
27443 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27444 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27445 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27446 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27447 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27449 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27452 * asan.c (instrument_derefs): If we get unknown location, extract it
27453 with EXPR_LOCATION.
27454 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27456 2016-04-08 Tom de Vries <tom@codesourcery.com>
27458 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27459 implicit firstprivate clause.
27461 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27464 * config/arm/thumb2.md (tst + branch-> lsls + branch
27465 peephole below *orsi_not_shiftsi_si): Require that condition
27466 register is dead after the peephole.
27467 (second peephole after the above): Likewise.
27469 2016-04-08 Alan Modra <amodra@gmail.com>
27472 * builtins.c (fold_builtin_classify): For IBM extended precision,
27473 look at just the high-order double to test for NaN.
27474 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27475 test just the high double for Inf but both doubles for subnormal
27478 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27480 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27481 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27482 node->simdclone->mask_mode != VOIDmode masks.
27483 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27484 earlier, use it instead of node->simdclone.
27485 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27486 Set clonei->mask_mode.
27488 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27491 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27492 Pass it through to cp_parser_already_scoped_statement.
27493 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27494 it through to cp_parser_statement.
27495 (cp_parser_statement): Pass IF_P through to
27496 cp_parser_iteration_statement.
27497 (cp_parser_pragma): Adjust call to
27498 cp_parser_iteration_statement.
27500 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27503 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27504 resolve a future -Wparentheses warning.
27505 * omp-low.c (scan_sharing_clauses): Likewise.
27506 * tree-parloops.c (eliminate_local_variables): Likewise.
27508 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27510 PR rtl-optimization/70398
27511 * lra-constraints.c (process_address_1): Check zero scale and code
27512 for reloading with zero scale.
27514 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27516 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27517 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27519 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27521 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27522 Add support for AVX512F clones, include them by default for
27523 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27524 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27527 PR middle-end/70550
27528 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27529 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27530 firstprivate clauses.
27531 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27532 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27533 (lower_omp_target): Set TREE_NO_WARNING for
27534 non-addressable possibly uninitialized vars which are copied into
27535 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27537 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27539 * config/pa/predicates.md (integer_store_memory_operand): Accept
27540 REG+D operands with a large offset when reload_in_progress is true.
27541 (floating_point_store_memory_operand): Likewise.
27543 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27546 * match.pd (nested int casts): Limit to GIMPLE.
27548 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27551 * ipa-devirt.c (maybe_record_node): Fix comment; use
27552 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27554 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27556 PR rtl-optimization/70542
27557 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27558 if there are any uses other than insn or debug insns.
27560 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27561 Jakub Jelinek <jakub@redhat.com>
27563 PR tree-optimization/70509
27564 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27565 Shift HOST_WIDE_INT_1U instead of 1.
27567 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27569 PR tree-optimization/70509
27570 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27571 of the vector base type for index.
27573 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27576 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27578 2016-04-05 Richard Biener <rguenther@suse.de>
27580 PR tree-optimization/70526
27581 * tree-sra.c (build_ref_for_offset): Use prev_base to
27582 extract the alias pointer type.
27584 2016-04-05 Richard Biener <rguenther@suse.de>
27586 * dse.c (struct store_info): Remove alias_set member.
27587 (struct read_info_type): Likewise.
27588 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27589 spill_deleted, clear_alias_set_lookup): Remove.
27590 (get_group_info): Remove dead base == NULL_RTX case.
27591 (dse_step0): Remove initialization of removed variables.
27592 (delete_dead_store_insn): Reomve alias set dumping.
27593 (free_read_records): Remove alias_set handling.
27594 (canon_address): Remove alias_set_out parameter.
27595 (record_store): Remove spill_alias_set, it's always zero.
27596 (check_mem_read_rtx): Likewise.
27597 (dse_step2): Rename from ...
27598 (dse_step2_nospill): ... this. Adjust.
27599 (scan_stores): Rename from ...
27600 (scan_stores_nospill): ... this.
27601 (scan_reads): Rename from ...
27602 (scan_reads_nospill): ... this.
27603 (scan_stores_spill, scan_reads_spill): Remove.
27604 (dse_step3_scan): Remove for_spills argument which is always false.
27605 (dse_step3): Likewise.
27606 (dse_step5): Rename from ...
27607 (dse_step5_nospill): ... this. Remove alias_set handling.
27608 (rest_of_handle_dse): Adjust.
27610 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27613 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27614 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27615 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27616 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27618 2016-04-05 Richard Biener <rguenther@suse.de>
27620 PR middle-end/70499
27621 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27622 non-register type temporaries into SSA.
27624 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27627 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27628 calls when sanitizing.
27629 (possible_polymorphic_call_target_p): Fix formatting.
27631 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27632 Jakub Jelinek <jakub@redhat.com>
27634 PR middle-end/70457
27635 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27636 to ensure a call statement is compatible with a built-in's
27638 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27641 2016-04-04 Richard Biener <rguenther@suse.de>
27643 PR rtl-optimization/70484
27644 * rtl.h (canon_output_dependence): Declare.
27645 * alias.c (canon_output_dependence): New function.
27646 * dse.c (record_store): Use canon_output_dependence rather
27647 than canon_true_dependence.
27649 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27652 * cgraph.h (symtab_node::copy_visibility_from): New function.
27653 * symtab.c (symtab_node::copy_visibility_from): New function.
27654 * ipa-visibility.c (optimize_weakref): New function.
27655 (function_and_variable_visibility): Use it.
27657 2016-04-04 Martin Liska <mliska@suse.cz>
27660 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27661 value that is really in range handled by SBR instruction.
27662 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27663 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27664 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27666 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27670 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27671 set, but not for SP_REG operands.
27673 2016-04-02 Martin Sebor <msebor@redhat.com>
27676 * fold-const.c (maybe_nonzero_address): New function.
27677 (fold_comparison): Call it. Fold equality and relational
27678 expressions involving null pointers.
27679 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27681 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27683 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27684 the "Y" constraint (scalar FP 0.0 immediate).
27686 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27687 Add the "const_double" to the list of operand constraints.
27689 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27691 PR rtl-optimization/70467
27692 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27693 If low word of the last operand is 0, just emit addition/subtraction
27696 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27699 * config/s390/s390.c (s390_expand_insv): Check for everything
27700 constant instead of just VOIDmode stuff.
27702 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27705 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27707 2016-04-01 Nathan Sidwell <nathan@acm.org>
27709 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27711 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27713 PR rtl-optimization/70461
27714 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27717 2016-03-31 Martin Liska <mliska@suse.cz>
27720 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27721 a tree value or an immediate integer value to a buffer
27722 that is eventually copied to a BRIG section.
27723 (emit_immediate_operand): Call the function here.
27724 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27725 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27726 of class' fields that are removed.
27727 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27728 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27729 m_brig_repr_size fields.
27731 2016-03-31 Martin Liska <mliska@suse.cz>
27734 * hsa-gen.c (hsa_function_representation::update_dominance): New
27736 (convert_addr_to_flat_segment): Likewise.
27737 (gen_hsa_memory_set): New alignment argument.
27738 (gen_hsa_ctor_assignment): Likewise.
27739 (gen_hsa_insns_for_single_assignment): Provide alignment
27740 to gen_hsa_ctor_assignment.
27741 (gen_hsa_insns_for_direct_call): Add new argument.
27742 (expand_lhs_of_string_op): New function.
27743 (expand_string_operation_builtin): Likewise.
27744 (expand_memory_copy): New function.
27745 (expand_memory_set): New function.
27746 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27747 (convert_switch_statements): Change signature.
27748 (generate_hsa): Use a return value of the function.
27749 (pass_gen_hsail::execute): Do not call
27750 convert_switch_statements here.
27751 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27752 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27753 (hsa_function_representation::update_dominance): New function.
27755 2016-03-31 Martin Liska <mliska@suse.cz>
27758 * hsa-brig.c (emit_directive_variable): Emit alignment
27759 according to hsa_symbol::m_align.
27760 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27761 (dump_hsa_symbol): Dump alignment of HSA symbols.
27762 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27763 (gen_hsa_addr_with_align): New function.
27764 (hsa_bitmemref_alignment): Use newly added function.
27765 (gen_hsa_insns_for_load): Likewise.
27766 (gen_hsa_insns_for_store): Likewise.
27767 (gen_hsa_memory_copy): New argument added.
27768 (gen_hsa_insns_for_single_assignment): Respect
27769 alignment for assignments processed via gen_hsa_memory_copy.
27770 (gen_hsa_insns_for_direct_call): Likewise.
27771 (gen_hsa_insns_for_return): Likewise.
27772 (gen_function_def_parameters): Set default alignment.
27773 * hsa.c (hsa_object_alignment): New function.
27774 (hsa_byte_alignment): Pasted function.
27775 * hsa.h (hsa_symbol::m_align): New field.
27777 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27779 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27780 scratch field for goto case.
27782 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27784 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27786 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27789 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27790 (scalar_chain::convert_insn): Call convert_op for reg
27791 moves to handle undefined registers.
27793 2016-03-31 Nathan Sidwell <nathan@acm.org>
27796 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27797 Assert we don't want to move backwards.
27799 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27802 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27804 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27806 PR rtl-optimization/70460
27807 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27808 with operand from REG_LABEL_OPERAND, instead substitute
27809 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27810 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27812 2016-03-31 Martin Liska <mliska@suse.cz>
27814 * passes.c (execute_one_pass): Do not call
27815 todo_after for a discarded function.
27817 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27819 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27820 (no_cost, infinite_cost): Initialize the new field.
27821 (get_computation_cost_at): Record setup cost.
27822 (determine_use_iv_cost_address): Skip cost computation for sub
27823 uses if we can estimate it without losing accuracy.
27825 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27827 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27829 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27830 max_loop_iterations_int.
27831 (tree_unswitch_outer_loop): Likewise.
27832 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27833 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27835 2016-03-30 Richard Biener <rguenther@suse.de>
27837 PR middle-end/70450
27838 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27840 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27843 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27844 in gen_blendm expander.
27846 2016-03-30 Nick Clifton <nickc@redhat.com>
27849 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27850 case where we are already provided with an SImode SUBREG.
27852 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27855 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27856 conflict between DRAP register and __builtin_eh_return.
27858 2016-03-30 Michael Matz <matz@suse.de>
27859 Richard Biener <rguenther@suse.de>
27862 * ipa-polymorphic-call.c (struct type_change_info): Change
27863 speculative to an unsigned allowing to limit the work we do.
27864 (csftc_abort_walking_p): New inline function..
27865 (check_stmt_for_type_change): Limit the number of may-defs
27866 skipped for speculative devirtualization to
27867 max-speculative-devirt-maydefs.
27868 * params.def (max-speculative-devirt-maydefs): New param.
27869 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27871 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27874 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27877 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27879 PR tree-optimization/59124
27880 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27881 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27883 2016-03-29 Jeff Law <law@redhat.com>
27885 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27887 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27889 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27892 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27894 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27895 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27896 gcrt0.o if linking dynamically.
27898 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27901 * ipa-devirt.c (methods_equal_p): New function.
27902 (compare_virtual_tables): Use it.
27903 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27904 * cgraphclones.c (clone_function_name_1): Use
27905 symbol_table::symbol_suffix_separator.
27906 * coverage.c (build_var): Likewise.
27907 * symtab.c (symbol_table::symbol_suffix_separator): New.
27909 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27911 PR rtl-optimization/70429
27912 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27913 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27914 mode != result_mode.
27917 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27919 PR tree-optimization/70405
27920 * ssa-iterators.h (num_imm_uses): Add missing braces.
27922 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27924 PR rtl-optimization/68695
27925 * ira-color.c (allocno_copy_cost_saving): New.
27926 (improve_allocation): Use it.
27928 2016-03-29 Richard Henderson <rth@redhat.com>
27930 PR middle-end/70355
27931 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27933 2016-03-29 Richard Biener <rguenther@suse.de>
27935 PR middle-end/70424
27936 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27937 use alignment returned by get_pointer_alignment_1 if it is
27938 bigger than BITS_PER_UNIT.
27939 * builtins.c (get_pointer_alignment_1): Do not return true
27940 for alignment extracted from SSA info.
27942 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27944 * config/ft32/ft32.opt (mnodiv): New.
27945 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27946 * doc/invoke.texi (FT32 Options -mnodiv): New.
27948 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27951 * config/i386/i386.md (define_split, andn): Fix modes.
27953 2016-03-26 Richard Biener <rguenther@suse.de>
27954 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27957 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27959 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27960 as 2nd argument to cl_optimization_restore().
27962 2016-03-25 Richard Henderson <rth@redhat.com>
27965 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27966 * config/aarch64/aarch64-protos.h: Declare it.
27967 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27969 2016-03-25 Alan Modra <amodra@gmail.com>
27972 * config/rs6000/constraints.md (j): Simplify.
27973 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27975 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27976 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27977 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27978 in all constraint alternatives.
27979 (movtd_64bit_nodm): Delete "j" constraint alternative.
27981 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27983 * tree-ssa-propagate.c: Enhance docs for
27984 SSA_PROP_NOT_INTERESTING.
27986 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27988 * doc/extend.texi: Fix typo in documentation to pure attribute.
27990 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27993 * config/pa/pa.md (bswapdi2): Use a scratch register.
27995 2016-03-24 Richard Henderson <rth@redhat.com>
27997 PR middle-end/69845
27998 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28001 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28003 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28004 using ix86_expand_binary_operator instead of gen_andsi3.
28006 2016-03-24 Richard Biener <rguenther@suse.de>
28008 PR tree-optimization/70396
28009 * tree-vect-stmts.c (vectorizable_comparison): Use
28010 get_vectype_for_scalar_type.
28012 2016-03-24 Richard Biener <rguenther@suse.de>
28014 PR middle-end/70370
28015 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28016 with register bases.
28018 2016-03-24 Richard Biener <rguenther@suse.de>
28020 PR tree-optimization/70372
28021 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28022 build_all_ones_cst to also handle vector types correctly.
28024 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28027 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28030 2016-03-23 Marek Polacek <polacek@redhat.com>
28033 * doc/invoke.texi: Document -Wignored-attributes.
28035 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28037 PR tree-optimization/69042
28038 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28039 parameter from 30 to 40.
28041 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28043 PR tree-optimization/69042
28044 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28045 for use with constant offset stripped in base.
28047 2016-03-23 Richard Biener <rguenther@suse.de>
28049 PR middle-end/70251
28050 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28051 mode compatibility check.
28052 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28054 2016-03-23 Jeff Law <law@redhat.com>
28056 PR tree-optimization/64058
28057 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28059 (struct ssa_conflicts): Move up earlier in the file.
28060 (conflicts_, var_map_): New static variables.
28061 (initialize_conflict_count): New function to initialize the
28062 CONFLICT_COUNT field for each conflict pair.
28063 (compare_pairs): Lazily initialize the conflict count and use it
28064 as the first tie-breaker.
28065 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28066 and wipe conflicts_ and map_ around the call to qsort. Remove
28067 special case for 2 coalesce pairs.
28068 * bitmap.c (bitmap_count_unique_bits): New function.
28069 (bitmap_count_bits_in_word): New function, extracted from
28071 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28072 * bitmap.h (bitmap_count_unique_bits): Declare it.
28074 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28077 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28078 transparent alias chain for decl assembler name.
28079 * config/sol2.c (solaris_assemble_visibility): Likewise.
28081 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28083 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28085 (v10_fdivs): Likewise.
28086 (v10_fdivd): Likewise.
28088 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28091 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28092 to not call fclose twice on file.
28094 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28096 PR tree-optimization/70354
28097 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28098 oprnd0 is wider than oprnd1 and there is a cast from the wider
28099 type to oprnd1, mask it with the mask of the narrower type.
28102 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28103 Optimize TARGET_STV splitters, if high or low word of last argument
28106 2016-03-22 Jeff Law <law@redhat.com>
28109 tree-ssa-threadbackward.c
28110 (fsm_find_control_statement_thread_paths): Correctly distinguish
28111 between old style jump threads vs FSM jump threads.
28113 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28116 * config/i386/i386.c (scalar_chain::convert_op): Support
28117 uninitialized register usage case.
28119 2016-03-22 Richard Biener <rguenther@suse.de>
28121 PR middle-end/70251
28122 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28124 (capture::gen_transform): ... to change behavior when substituting
28125 a condition into cond or not-cond expr context.
28126 (dt_simplify::gen_1): Adjust.
28127 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28128 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28129 last change and instead change to
28130 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28131 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28133 2016-03-22 Anthony Green <green@moxielogic.com>
28135 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28136 issue for moxiebox targets.
28137 (CC1PLUS_SPEC): Ditto.
28139 2016-03-22 Richard Biener <rguenther@suse.de>
28141 PR middle-end/70333
28142 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28145 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28147 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28149 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28152 * config/i386/i386.c (def_builtin): Handle
28153 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28155 (const struct builtin_description bdesc_special_args[]):
28156 Remove duplicate ISA bits.
28158 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28161 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28162 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28163 in a way that works also for AVX512BW.
28166 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28167 instead of source if operands[1] is xmm16 and above and
28168 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28169 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28172 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28173 on assign if (*from_p) is a comparison, set it to
28174 TREE_NO_WARNING (*from_p).
28176 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28178 PR middle-end/70326
28179 * lra.c (restore_scratches): Ignore deleted insns.
28181 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28182 Jakub Jelinek <jakub@redhat.com>
28184 PR tree-optimization/70317
28185 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28188 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28191 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28192 of ix86_expand_move.
28194 (movti): Use general_operand for operand 1 predicate.
28196 2016-03-21 Martin Liska <mliska@suse.cz>
28198 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28200 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28202 2016-03-21 Martin Liska <mliska@suse.cz>
28205 * ipa-icf.c (sem_function::parse): Skip static
28206 constructors and destructors.
28208 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28211 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28212 function-like macro, peek following token(s) if it is followed
28213 by CPP_OPEN_PAREN token with optional padding in between, and
28214 if not, don't treat it like a macro.
28216 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28217 Alexander Monakov <amonakov@ispras.ru>
28219 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28220 for the stabs debug format.
28222 2016-03-21 Richard Biener <rguenther@suse.de>
28224 PR tree-optimization/70310
28225 * tree-vect-generic.c (expand_vector_condition): Fold the built
28228 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28231 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28232 Block third alternative for AVX-512VL target,
28234 2016-03-21 Martin Liska <mliska@suse.cz>
28237 * hsa-brig.c (emit_function_directives): Mark unemitted
28238 global variables for emission.
28239 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28240 (get_symbol_for_decl): Likewise.
28241 * hsa.h (struct hsa_symbol): New flag.
28243 2016-03-21 Richard Biener <rguenther@suse.de>
28245 PR tree-optimization/70288
28246 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28247 we do not estimate unsimplified all-constant conditionals or
28248 switches as optimized away.
28250 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28252 PR rtl-optimization/69102
28253 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28254 when we have a readonly dependency context.
28256 2016-03-18 Jeff Law <law@redhat.com>
28258 PR rtl-optimization/70263
28259 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28260 (update_equiv_regs): When trying to move a store to after the insn
28261 that sets the source of the store, make sure the store occurs after
28262 the insn that sets the source of the store. When successful note
28263 the REG_EQUIV note created in the dump file.
28265 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28266 Bernd Schmidt <bschmidt@redhat.com>
28268 * doc/extend.texi: Document more potential problems with basic asms.
28270 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28272 PR rtl-optimization/70278
28273 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28276 2016-03-18 Jason Merrill <jason@redhat.com>
28278 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28280 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28282 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28283 values to 128b regs.
28285 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28287 PR tree-optimization/70252
28288 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28289 boolean vector has a proper number of elements.
28290 (supportable_narrowing_operation): Likewise.
28292 2016-03-18 Tom de Vries <tom@codesourcery.com>
28295 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28297 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28299 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28300 instead of replace_rtx for DEBUG_INSNs.
28302 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28304 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28305 load type reservations.
28307 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28310 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28311 define_constraint for "Q" and "T" constraints.
28313 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28315 Tweak the pipeline model for Exynos M1
28317 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28320 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28323 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28324 where one or both locations aren't within a line_map.
28326 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28329 * opts.c (finish_options): Don't set flag_pie to the default if
28330 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28333 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28335 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28336 true as ALL_REGS argument to replace_rtx.
28338 2016-03-17 Richard Biener <rguenther@suse.de>
28341 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28344 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28347 * rtl.h (replace_rtx): Add ALL_REGS argument.
28348 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28349 equality and assert mode is the same, instead of just rtx pointer
28351 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28352 true as ALL_REGS argument to replace_rtx.
28354 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28356 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28357 for boolean vector with vector mode only.
28358 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28360 2016-03-17 Nick Clifton <nickc@redhat.com>
28363 * config/rx/rx.c (rx_print_integer): Print negative constants in
28366 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28369 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28371 2016-03-16 Richard Henderson <rth@redhat.com>
28372 Richard Biener <rguenth@suse.de>
28374 PR middle-end/70240
28375 PR middle-end/68215
28377 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28378 first operand as is_gimple_condexpr.
28380 PR middle-end/70240
28381 PR middle-end/68215
28383 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28384 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28385 Do not gimplify the result.
28386 (do_unop): Adjust call to tree_vec_extract.
28387 (do_binop): Likewise.
28388 (do_compare): Likewise.
28389 (do_plus_minus): Likewise.
28390 (do_negate): Likewise.
28391 (expand_vector_condition): Likewise.
28392 (do_cond): Likewise.
28394 2016-03-16 Richard Henderson <rth@redhat.com>
28397 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28398 (aarch64_classify_address): Use it.
28399 (aarch64_legitimize_address): Force all subexpressions of PLUS
28400 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28402 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28403 Richard Biener <rguenth@suse.de>
28406 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28407 return to even if only REGNO is equal, and assert
28410 2016-03-11 Jeff Law <law@redhat.com>
28412 PR rtl-optimization/70224
28413 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28415 2016-03-16 Richard Henderson <rth@redhat.com>
28417 PR middle-end/70199
28418 * function.h (struct function): Add has_forced_label_in_static.
28419 * gimplify.c (force_labels_r): Set it.
28420 * lto-streamer-in.c (input_struct_function_base): Read it.
28421 * lto-streamer-out.c (output_struct_function_base): Write it.
28422 * tree-inline.c (has_label_address_in_static_1): Remove.
28423 (copy_forbidden): Remove fndecl parameter; test
28424 has_forced_label_in_static.
28425 (inline_forbidden_p): Update call to copy_forbidden.
28426 (tree_versionable_function_p): Likewise.
28427 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28428 (chkp_versioning): Likewise.
28429 * tree-inline.h (copy_forbidden): Update decl.
28431 2016-03-16 Marek Polacek <polacek@redhat.com>
28434 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28435 function being thunked if the result type doesn't have fixed size.
28436 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28437 doesn't have fixed size.
28439 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28441 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28442 reporting malformed loop nest.
28444 2016-03-16 Tom de Vries <tom@codesourcery.com>
28447 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28448 nodes.length () == 1 test to before first nodes[0] access.
28450 2016-03-16 Tom de Vries <tom@codesourcery.com>
28452 PR tree-optimization/68715
28453 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28454 single_pred_p test.
28456 2016-03-16 Tom de Vries <tom@codesourcery.com>
28458 PR tree-optimization/68809
28459 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28462 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28463 Sandra Loosemore <sandra@codesourcery.com>
28465 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28466 on leaf attribute. Mention ELF interposition problems.
28468 2016-03-16 Alan Modra <amodra@gmail.com>
28470 PR rtl-optimization/69195
28471 PR rtl-optimization/47992
28472 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28475 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28478 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28480 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28482 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28484 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28486 PR rtl-optimization/70222
28487 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28488 optimization if mode is different from result_mode, queue up masking
28489 of the result in outer_op. Formatting fix.
28491 PR middle-end/70239
28492 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28495 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28497 PR rtl-optimization/69032
28498 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28499 looping backwards over basic block insns.
28501 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28504 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28505 to non-speculative when propagating trap bits.
28507 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28509 PR rtl-optimization/63384
28510 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28511 DEBUG_INSN_P insns.
28513 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28516 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28517 factored out from ...
28518 (sched_analyze_insn): ... here.
28519 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28520 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28521 get_implicit_reg_pending_clobbers in it.
28522 (setup_id_reg_sets): Use setup_id_implicit_regs.
28523 (deps_init_id): Ditto.
28525 2016-03-15 Tom de Vries <tom@codesourcery.com>
28528 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28530 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28531 execute_function_dump.
28532 (execute_one_pass): Don't dump function if it will be dumped after ipa
28535 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28537 * genrecog.c (match_pattern_2): If pred is NULL don't call
28538 safe_predicate_mode on it.
28540 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28542 PR middle-end/70219
28543 * lra-constraints.c (delete_move_and_clobber): Change assertion
28544 to also allow dregno == 0.
28546 2016-03-14 Richard Henderson <rth@redhat.com>
28549 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28550 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28551 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28552 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28555 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28558 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28560 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28562 * lra-constraints.c (split_reg): For hard regs, try to find the
28563 biggest single-register mode used in the function.
28565 2016-03-14 Richard Biener <rguenther@suse.de>
28567 PR tree-optimization/56365
28568 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28569 constants to compare against.
28571 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28574 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28575 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28576 (define_split for the GPR case): Use int_reg_operand instead of
28577 gpc_reg_operand for the output.
28579 2016-03-14 Tom de Vries <tom@codesourcery.com>
28581 PR tree-optimization/70045
28582 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28583 create_empty_if_region_on_edge argument.
28585 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28587 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28588 (STACK_CHECK_PROTECT): Likewise.
28589 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28590 (STACK_CHECK_PROTECT): Likewise.
28591 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28592 (STACK_CHECK_PROTECT): Likewise.
28593 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28594 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28595 (STACK_CHECK_PROTECT): Likewise.
28597 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28599 PR rtl-optimization/69307
28600 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28601 registers in modes that span more than one register.
28603 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28606 * lra-constraints.c (delete_move_and_clobber): New.
28607 (remove_inheritance_pseudos): Use it.
28609 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28612 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28613 the libcall is LCT_THROW.
28614 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28615 for the checking routine.
28617 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28620 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28621 optimization if we have direct move.
28622 (roundu32<mode>2_fprs): Likewise.
28624 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28627 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28629 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28630 Arguments swapped. All callers changed. Take reg_renumber into
28631 account, and Calculate and compare register ranges for hard regs.
28633 2016-03-11 Jeff Law <law@redhat.com>
28635 PR tree-optimization/70190
28636 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28637 Handle cases where we can not extract the taken edge, even though we
28638 found a constant value.
28640 PR tree-optimization/64058
28641 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28642 (num_coalesce_pairs): Move up earlier in file.
28643 (find_coalesce_pair): Initialize the INDEX field for each pair
28645 (compare_pairs): No longer sort on the elements in each pair.
28646 Instead break ties with the index of the coalesce pair.
28648 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28651 * config/aarch64/aarch64-protos.h
28652 (aarch64_save_restore_target_globals): New prototype.
28653 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28654 Call the above when popping pragma.
28655 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28657 (aarch64_set_current_function): Rewrite using the above.
28659 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28661 PR tree-optimization/70177
28662 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28663 (extract_ops_from_tree): ... this. In the 2 argument
28664 overload remove _1 suffix.
28665 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28666 (extract_ops_from_tree): ... this.
28667 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28669 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28670 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28671 extract_ops_from_tree instead of 2 operand one.
28673 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28675 PR tree-optimization/70013
28676 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28677 for constant-pool entries.
28679 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28681 PR rtl-optimization/70174
28682 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28683 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28685 PR tree-optimization/70169
28686 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28687 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28690 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28691 Jakub Jelinek <jakub@redhat.com>
28694 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28695 of uninitialized values.
28697 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28699 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28701 ("*trunctddd2"): New pattern definition.
28702 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28705 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28707 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28708 definitions for BFP and DFP rounding modes.
28709 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28710 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28711 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28712 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28715 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28717 * config/s390/constraints.md: Adjust comment.
28718 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28719 s390_decompose_addrstyle_without_index.
28720 * config/s390/predicates.md (shift_count_or_setmem_operand):
28721 Rename to setmem_operand.
28722 * config/s390/s390-protos.h
28723 (s390_decompose_shift_count): Rename to
28724 s390_decompose_addrstyle_without_index.
28725 * config/s390/s390.c (s390_decompose_shift_count)
28726 (s390_mem_constraint, print_shift_count_operand)
28727 (print_operand_address, print_operand): Rename
28728 s390_decompose_shift_count to
28729 s390_decompose_addrstyle_without_index and rename
28730 print_shift_count_operand to print_addrstyle_operand troughout the
28732 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28733 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28734 Rename shift_count_or_setmem_operand to setmem_operand.
28735 * config/s390/vx-builtins.md ("vec_insert<mode>")
28736 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28739 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28742 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28743 Handle overlapping retval and newval.
28745 2016-03-10 Nick Clifton <nickc@redhat.com>
28748 * config/aarch64/aarch64.c
28749 (aarch64_override_options_after_change_1): When forcing
28750 flag_omit_frame_pointer to be true, use a special value that can
28751 be detected if this function is called again, thus preventing
28752 flag_omit_leaf_frame_pointer from being forced to be false.
28754 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28756 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28757 Set x_flag_omit_leaf_frame_pointer when handling
28758 -momit-leaf-frame-pointer.
28760 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28763 * cgraph.c (cgraph_node::dump): Dump split_part and
28764 indirect_call_target.
28765 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28766 * ipa.c (has_addr_references_p): Cleanup.
28767 (is_indirect_call_target_p): New.
28768 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28769 called indirectly as local.
28770 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28772 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28775 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28776 on cxa_pure_virtual.
28778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28781 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28783 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28786 * tree.c (need_assembler_name_p): Only record main variant type names.
28788 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28791 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28792 Always define to 0 or 1.
28793 (TARGET_FIX_ERR_A53_843419): New macro.
28794 * config/aarch64/aarch64-elf-raw.h
28795 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28796 * config/aarch64/aarch64-linux.h: Likewise.
28797 * config/aarch64/aarch64.c
28798 (aarch64_override_options_after_change_1): Do not default
28799 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28801 (aarch64_attributes): Handle fix-cortex-a53-843419.
28802 (aarch64_can_inline_p): Likewise.
28803 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28805 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28806 Jakub Jelinek <jakub@redhat.com>
28808 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28809 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28810 DECL_COMMONS if flag_unconstrained_commons is set.
28811 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28812 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28813 (funconstrained-commons): Document.
28815 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28817 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28818 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28820 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28822 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28823 has a proper number of elements.
28825 2016-03-10 Alan Modra <amodra@gmail.com>
28827 PR rtl-optimization/69195
28828 PR rtl-optimization/47992
28829 * ira.c (recorded_label_ref): Delete.
28830 (update_equiv_regs): Return void.
28831 (indirect_jump_optimize): New function.
28832 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28833 before regstat_compute_ri. Don't rebuild_jump_labels here.
28834 Delete update_regstat.
28836 2016-03-10 Richard Biener <rguenther@suse.de>
28838 PR tree-optimization/70128
28839 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28840 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28842 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28844 PR tree-optimization/70152
28845 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28846 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28849 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28850 instead of gen_sse2_loadlpd.
28851 * config/i386/sse.md (*vec_concatv2df): Rename to...
28852 (vec_concatv2df): ... this.
28854 PR tree-optimization/70127
28855 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28857 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28861 * diagnostic-show-locus.c (compatible_locations_p): New function.
28862 (layout::layout): Sanitize ranges using compatible_locations_p.
28864 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28868 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28869 location_range param with three const expanded_locations * and a
28871 (layout::layout): Replace call to
28872 rich_location::lazily_expand_location with get_expanded_location.
28873 Extract the range and perform location expansion here, passing
28874 the results to the layout_range ctor.
28875 * diagnostic.c (source_range::debug): Delete.
28876 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28877 of rich_location::get_expanded_location.
28878 * gcc-rich-location.c (get_range_for_expr): Delete.
28879 (gcc_rich_location::add_expr): Reimplement to avoid the
28880 rich_location::add_range overload that took a location_range,
28881 passing a location_t instead.
28883 2016-03-09 Richard Biener <rguenther@suse.de>
28884 Jakub Jelinek <jakub@redhat.com>
28886 PR tree-optimization/70138
28887 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28888 Also skip vect_double_reduction_def.
28890 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28893 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28894 if the operand is "m".
28896 2016-03-09 Nathan Sidwell <nathan@acm.org>
28898 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28900 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28902 * config/i386/i386.c (processor_target_table): Fix cost table
28903 intialization order for znver1.
28905 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28907 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28908 - becuase -> because.
28909 * ipa-reference.c (ignore_module_statics): Likewise.
28910 * cgraph.c (cgraph_node::get_body): Likewise.
28911 * ipa-inline.c (early_inliner): Likewise.
28912 * ipa-devirt.c (types_same_for_odr): Likewise.
28913 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28914 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28916 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28918 * tree-ssa-math-opts.c: Fix typo in comment.
28920 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28923 * config/i386/i386.c (scalar_chain::make_vector_copies,
28924 scalar_chain::convert_reg): Call end_sequence in between
28925 get_insns and emit_conversion_insns rather than after both
28928 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28931 * config/i386/i386.h (machine_function): Add
28932 pc_thunk_call_expanded flag.
28933 (ix86_pc_thunk_call_expanded): New define.
28934 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28935 (*set_got): Rename insn pattern from set_got.
28936 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28937 * config/i386/i386.c (ix86_compute_frame_layout): Use
28938 ix86_pc_thunk_call_expanded to prevent red-zone.
28940 2016-03-07 Martin Jambor <mjambor@suse.cz>
28942 * hsa.h (hsa_get_ctor_statements): Declare.
28943 (hsa_get_dtor_statements): Likewise.
28944 (hsa_get_kernel_dispatch_type): Likewise.
28945 * hsa.c (hsa_get_ctor_statements): New function.
28946 (hsa_get_dtor_statements): Likewise.
28947 (hsa_get_kernel_dispatch_type): Likewise.
28948 * hsa-brig.c (hsa_cdtor_statements): Removed.
28949 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28950 hsa_get_dtor_statements.
28951 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28952 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28954 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28956 * config/arm/arm-cores.def (cortex-r8): New.
28957 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28958 * config/arm/arm-tune.md: Likewise.
28959 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28961 2016-03-07 Martin Sebor <msebor@redhat.com>
28963 PR rtl-optimization/19705
28964 * doc/invoke.texi (Options That Control Optimization): Clarify
28965 -fno-branch-count-reg.
28967 2016-02-26 Richard Biener <rguenther@suse.de>
28968 Jeff Law <law@redhat.com>
28970 PR tree-optimization/69740
28971 * cfghooks.c (remove_edge): Request loop fixups if we delete
28972 an edge that might turn an irreducible loop into a natural
28974 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28975 Move after definition of loops_state_clear.
28977 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28979 PR rtl-optimization/69052
28980 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28983 2016-03-07 Tom de Vries <tom@codesourcery.com>
28985 PR tree-optimization/70116
28986 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28987 is_tm_ending stmts and ubsan/asan internal functions.
28988 (find_duplicate): Use it. Don't test is_tm_ending here.
28990 2016-03-07 Richard Biener <rguenther@suse.de>
28992 PR tree-optimization/70115
28993 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28994 (propagate_constants_for_unrolling): Use replace_uses_by.
28996 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28998 PR middle-end/69916
28999 * omp-low.c (struct oacc_loop): Add ifns.
29000 (new_oacc_loop_raw): Initialize it.
29001 (finish_oacc_loop): Clear mask & flags if no ifns.
29002 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29003 (oacc_loop_xform_loop): Add ifns arg & adjust.
29004 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29006 2016-03-07 Richard Henderson <rth@redhat.com>
29009 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29010 (insert_value_copy_on_edge): Likewise.
29012 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29014 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29016 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29019 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29021 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29023 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29025 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29027 Fix sseimul type attribute.
29028 * config/i386/znver1.md
29029 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29030 znver1_sseimul_avx256_load) : Fix the type attribute.
29031 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29032 pipe usage and latency.
29034 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29037 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29038 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29041 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29044 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29046 PR rtl-optimization/69941
29047 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29048 the reg share its mode.
29050 2016-03-04 Jeff Law <law@redhat.com>
29052 PR tree-optimization/69196
29053 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29054 If the both SSA_NAMEs are anonymous, then consider them unassociated
29055 and include the PHI in the statement count.
29057 2016-03-05 Tom de Vries <tom@codesourcery.com>
29059 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29060 construct in oacc routine. Check for oacc region in oacc routine.
29062 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29065 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29066 2016-02-22 changes, instead don't recurse if RECUR is already true.
29067 Don't change *dynamic_check if RECUR. Adjust recursive caller
29068 to pass true to the new argument.
29069 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29072 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29073 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29075 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29077 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29079 PR rtl-optimization/57676
29080 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29081 with flag_checking.
29083 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29085 * tree-vect-patterns.c (search_type_for_mask): Handle
29086 comparison of booleans.
29088 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29090 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29094 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29095 all other ops that have dw_val_class_die_ref operands,
29096 and DW_OP_GNU_entry_value.
29098 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29100 PR rtl-optimization/69904
29101 * config/arm/arm.c (arm_cannot_copy_insn_p):
29102 Return true for load-exclusive instructions.
29104 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29107 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29108 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29109 the pattern no matter if it is used just by non-pattern, pattern
29111 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29112 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29113 oprnd1 def_stmt is in pattern, don't look through it.
29115 2016-03-03 Marek Polacek <polacek@redhat.com>
29117 PR middle-end/70050
29118 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29120 2016-03-03 Martin Liska <mliska@suse.cz>
29122 PR tree-optimization/70043
29123 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29124 previous statement if we see a debug statement.
29126 2016-03-03 Richard Biener <rguenther@suse.de>
29128 PR tree-optimization/55936
29129 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29130 parameter and guard unsafe equivalence use.
29131 (vrp_evaluate_conditional_warnv_with_ops): Always use
29132 safe equivalences but not via the quadratic compare_names
29135 2016-03-03 Michael Collison <michael.collison@linaro.org>
29138 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29139 for operand 1 to s_register_operand. Change predicate for operand
29140 2 to arm_not_immediate_operand.
29142 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29144 * doc/tm.texi: Regenerated.
29146 2016-03-02 Richard Henderson <rth@redhat.com>
29149 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29150 simplification when all args are positive non-fixed registers.
29152 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29154 * target.def (lra_p): Specify that new ports should use LRA.
29156 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29159 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29160 gimplify_type_sizes the type they refer to.
29161 (omp_notice_variable): Handle reference vars to VLAs.
29162 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29163 reference to VLA decls in the second pass instead of first pass.
29165 2016-03-02 Tom de Vries <tom@codesourcery.com>
29167 PR tree-optimization/68659
29168 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29169 new_expr == NULL_TREE.
29170 (get_new_name): Handle ADDR_EXPR.
29172 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29174 PR rtl-optimization/69052
29175 * loop-invariant.c (canonicalize_address): New function.
29176 (inv_can_prop_to_addr_use): Check validity of address expression
29177 which is canonicalized by above function.
29179 2016-03-02 Alan Modra <amodra@gmail.com>
29182 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29185 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29188 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29189 (*movhi_internal): Put mask moves from and to memory separately
29190 from moves from/to GPRs.
29192 2016-03-02 Richard Biener <rguenther@suse.de>
29194 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29195 GENERIC expressions in GIMPLE.
29197 2016-03-02 Richard Biener <rguenther@suse.de>
29199 * config/i386/i386.c (type_natural_mode): Fix typo.
29201 2016-03-02 Nick Clifton <nickc@redhat.com>
29203 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29205 2016-03-02 Richard Biener <rguenther@suse.de>
29206 Uros Bizjak <ubizjak@gmail.com>
29209 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29211 2016-03-02 Richard Biener <rguenther@suse.de>
29213 PR middle-end/67278
29214 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29216 2016-03-02 Marek Polacek <polacek@redhat.com>
29219 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29220 "is promoted to" warning.
29222 2016-03-01 DJ Delorie <dj@redhat.com>
29224 * config.gcc: Deprecate mep-*.
29226 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29228 PR middle-end/70025
29229 * lra-constraints.c (regno_val_use_in): New.
29230 (match_reload): Use it instead of regno_use_in.
29232 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29234 PR rtl-optimization/70007
29235 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29236 references present in REG_EQUAL notes attached to non-SET patterns.
29238 2016-03-01 Jeff Law <law@redhat.com>
29240 PR tree-optimization/69196
29241 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29242 Appropriately clamp the number of statements to copy when the
29243 thread path does not traverse a loop backedge.
29245 PR tree-optimization/69196
29246 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29247 Do count some PHIs in the thread path against the insn count. Decrease
29248 final statement count by one as the control statement in the last
29249 block will get removed. Remove special cased code for handling PHIs
29252 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29255 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29256 asm dialect alternatives to explicit GOTPCREL calls.
29258 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29261 * ira.c (do_reload): Issue warning for generic stack checking here...
29262 * reload1.c (reload): ...instead of here and streamline it.
29264 2016-03-01 Nick Clifton <nickc@redhat.com>
29266 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29268 2016-03-01 Richard Biener <rguenther@suse.de>
29270 PR tree-optimization/69983
29271 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29272 types and fall back to operand_equal_p.
29274 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29277 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29279 * config/s390/constraints.md ("jm8"): New constraint.
29280 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29282 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29284 ("*setmem_long<setmem_and>"): New pattern.
29285 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29287 ("*setmem_long_31z<setmem_and>"): New pattern.
29288 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29289 New substitution rules with the required attributes.
29292 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29295 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29297 * gensupport.c (process_substs_on_one_elem): Split loop to
29298 complete mark_operands_used_in_match_dup on all expressions in the
29300 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29301 and remove function.
29303 2016-03-01 Richard Biener <rguenther@suse.de>
29305 PR middle-end/70022
29306 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29307 vector BIT_FIELD_REF extract.
29309 2016-03-01 Richard Biener <rguenther@suse.de>
29311 PR tree-optimization/69994
29312 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29314 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29316 PR tree-optimization/69956
29317 * tree-vect-stmts.c (supportable_widening_operation): Support
29318 multi-step conversion of boolean vectors.
29319 (supportable_narrowing_operation): Likewise.
29321 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29323 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29326 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29328 * config/s390/subst.md (DSI_VI): New mode iterator.
29329 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29330 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29331 the insn definition.
29332 ("*vec_set<mode>"): Change predicate and add alternative to
29333 support only either register or const_int operands as element
29335 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29337 ("vec_extract<mode>"): New expander.
29338 ("*vec_extract<mode>"): New insn definition supporting reg and
29339 const_int element selectors.
29340 ("*vec_extract<mode>_plus"): New insn definition supporting
29341 reg+const_int element selectors.
29342 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29343 following expander+insn definition.
29344 ("<vec_shifts_name><mode>3"): New expander.
29345 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29347 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29349 * config/s390/s390.md ("*tabort_1"): Change predicate to
29350 nonmemory_operand. Add a second alternative to cover
29351 register as well as const int operands.
29352 ("*tabort_1_plus"): New pattern definition.
29354 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29356 * config/s390/s390.md ("*ashrdi3_cc_31")
29357 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29358 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29359 Merge insn definitions into ...
29360 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29361 New pattern definition.
29362 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29363 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29364 ("*ashr<mode>3_and"): Merge insn definitions into ...
29365 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29366 New pattern definition.
29367 * config/s390/subst.md ("addr_style_op_cc_subst")
29368 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29369 substitutions patterns plus attributes.
29370 Add ashiftrt to SUBST iterator.
29372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29374 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29375 op2 to nonmemory_operand.
29376 ("*<shift>di3_31", "*<shift>di3_31_and"):
29377 Merge into single pattern definition ...
29378 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29379 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29380 pattern definition ...
29381 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29382 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29387 * config/s390/predicates.md (const_int_6bitset_operand): New
29389 * config/s390/s390.md: Include subst.md.
29390 ("rotl<mode>3"): New expander.
29391 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29393 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29394 * config/s390/subst.md: New file.
29396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29398 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29399 Remove RRR type. It doesn't really exist.
29400 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29402 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29403 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29404 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29405 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29406 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29407 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29408 `enabled' attribute.
29410 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29412 * gensupport.c (process_substs_on_one_elem): Split loop to
29413 complete mark_operands_used_in_match_dup on all expressions in the
29415 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29416 and remove function.
29418 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29421 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29422 (CEIL_NWORDS): ...this. Use CEIL macro.
29423 (compute_fp_layout): Adjust to above renaming.
29424 (function_arg_union_value): Likewise.
29425 (sparc_arg_partial_bytes): Likewise.
29426 (sparc_function_arg_advance): Likewise.
29428 2016-02-29 Jeff Law <law@redhat.com>
29430 PR tree-optimization/70005
29431 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29432 where an object with a boolean range is compared against a value
29435 PR tree-optimization/69999
29436 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29437 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29440 2016-02-29 Richard Biener <rguenther@suse.de>
29442 PR tree-optimization/69994
29443 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29444 (get_unary_op): Look through nop conversions.
29445 (ops_equal_values_p): New function, look for equality diregarding
29447 (eliminate_plus_minus_pair): Use ops_equal_values_p
29448 (repropagate_negates): Do not use get_unary_op here.
29450 2016-02-29 Martin Liska <mliska@suse.cz>
29452 * system.h: Poison ENABLE_CHECKING macro.
29454 2016-02-29 Martin Liska <mliska@suse.cz>
29456 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29457 is presented in dump flags.
29458 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29459 (hsa_regalloc): Likewise.
29461 2016-02-19 Richard Biener <rguenther@suse.de>
29463 PR tree-optimization/69980
29464 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29465 permutation of those we need to keep.
29467 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29470 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29471 (NWORDS_UP): ...this
29472 (init_cumulative_args): Minor tweaks.
29473 (sparc_promote_function_mode): Likewise.
29474 (scan_record_type): Delete.
29475 (traverse_record_type): New function template.
29476 (classify_data_t): New structure type.
29477 (classify_registers): New inline function.
29478 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29479 exhausted. Instantiate traverse_record_type on classify_registers and
29480 deal with the case of a structure passed in slot #15 with no FP field
29482 (assign_data_t): New structure type.
29483 (compute_int_layout): New static function.
29484 (compute_fp_layout): Likewise.
29485 (count_registers): New inline function.
29486 (assign_int_registers): New static function.
29487 (assign_fp_registers): Likewise.
29488 (assign_registers): New inline function.
29489 (function_arg_record_value_1): Delete.
29490 (function_arg_record_value_2): Likewise.
29491 (function_arg_record_value_3): Likewise.
29492 (function_arg_record_value): Adjust to above changes. Instantiate
29493 traverse_record_type on count_registers to first count the number of
29494 registers to be used and then on assign_registers to assign them.
29495 (function_arg_union_value): Adjust to above renaming.
29496 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29497 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29498 case of a structure passed in slot #15
29499 (sparc_function_arg_advance): Likewise.
29500 (function_arg_padding): Minor tweak.
29502 2016-02-29 Richard Biener <rguenther@suse.de>
29504 PR tree-optimization/69720
29505 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29506 the adjustment_def path for possibly vectorized defs.
29507 (vect_create_epilog_for_reduction): Handle vectorized initial
29510 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29512 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29514 2016-02-27 Jeff Law <law@redhat.com>
29517 2016-02-26 Richard Biener <rguenther@suse.de>
29518 Jeff Law <law@redhat.com>
29520 PR tree-optimization/69740
29521 * cfghooks.c (remove_edge): Request loop fixups if we delete
29522 an edge that might turn an irreducible loop into a natural
29525 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29527 PR rtl-optimization/69896
29528 * tree-vect-generic.c (get_compute_type): Avoid single element
29531 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29533 Rename the AArch64 tuning option and related functions to enable the
29534 Newton series for the reciprocal square root to reflect its
29535 approximative characteristic.
29537 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29538 function to "aarch64_emit_approx_rsqrt".
29539 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29540 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29541 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29542 (xgene1_tunings): Likewise.
29543 (use_rsqrt_p): Likewise.
29544 (aarch64_emit_swrsqrt): Use new function name.
29545 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29546 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29547 text explaining this option.
29548 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29550 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29554 complain about -mallow-movmisalign without -mvsx if
29555 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29557 2016-02-26 Joel Sherrill <joel@rtems.org>
29559 * config.gcc: Add x86_64-*-rtems*.
29560 * config/i386/rtems-64.h: New file.
29562 2016-02-26 Joel Sherrill <joel@rtems.org>
29564 * config.gcc: Add aarch64-*-rtems*.
29565 * config/aarch64/rtems.h: New file.
29567 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29570 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29571 shift amount using %h. Add comment.
29573 2016-02-26 Richard Biener <rguenther@suse.de>
29574 Jeff Law <law@redhat.com>
29576 PR tree-optimization/69740
29577 * cfghooks.c (remove_edge): Request loop fixups if we delete
29578 an edge that might turn an irreducible loop into a natural
29581 2016-02-26 Martin Jambor <mjambor@suse.cz>
29583 PR middle-end/69920
29584 * tree-sra.c (sra_modify_assign): Do not remove loads of
29585 uninitialized aggregates to SSA_NAMEs.
29587 2016-02-26 Richard Henderson <rth@redhat.com>
29590 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29591 pseudo in case the target rtx matches the source of the left
29594 2016-02-26 Martin Jambor <mjambor@suse.cz>
29597 * hsa.h (hsa_type_packed_p): Declare.
29598 * hsa.c (hsa_type_packed_p): New function.
29599 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29601 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29602 * hsa-brig.c (emit_basic_insn): Likewise.
29604 2016-02-26 Martin Jambor <mjambor@suse.cz>
29607 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29609 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29611 2016-02-26 Martin Jambor <mjambor@suse.cz>
29613 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29614 hsa_op_with_type operands.
29615 (hsa_unsigned_type_for_type): Declare.
29616 * hsa.c (hsa_unsigned_type_for_type): New function.
29617 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29618 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29619 the finalizer. Do not emit extra move.
29621 2016-02-26 Martin Jambor <mjambor@suse.cz>
29623 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29624 atomic operations in private segment.
29626 2016-02-26 Martin Jambor <mjambor@suse.cz>
29628 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29629 statements to wi->info. Also disallow omp simd constructs.
29630 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29631 for not gridifying. Dump special string for omp_for.
29633 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29636 * config/aarch64/aarch64.c (aarch64_set_current_function):
29637 Save/restore target globals when switching to
29638 target_option_default_node.
29640 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29643 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29644 Return 0 if !SHIFT_COUNT_TRUNCATED.
29646 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29647 Eric Botcazou <ebotcazou@adacore.com>
29649 PR rtl-optimization/69891
29650 * dse.c (scan_insn): If we can't figure out memset arguments
29651 or they are non-constant, call clear_rhs_from_active_local_stores.
29653 2016-02-26 Martin Liska <mliska@suse.cz>
29655 * doc/extend.texi: Mention clog10, clog10f an clog10l
29656 in Builtins section.
29658 2016-02-26 Martin Liska <mliska@suse.cz>
29660 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29662 (resolve_args_picking_1): Likewise.
29663 * dwarf2out.h (struct GTY): Likewise.
29665 2016-02-26 Martin Liska <mliska@suse.cz>
29667 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29668 with flag_checking.
29669 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29671 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29672 Martin Liska <mliska@suse.cz>
29674 * doc/install.texi: Mention --enable-valgrind-annotations.
29676 2016-02-26 Richard Biener <rguenther@suse.de>
29678 PR tree-optimization/69551
29679 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29680 looking through aliases adjust DECL_PT_UID to refer to the
29681 ultimate alias target.
29683 2016-02-25 Martin Liska <mliska@suse.cz>
29685 PR middle-end/69919
29686 * alloc-pool.c (after_memory_report): New variable.
29687 * alloc-pool.h (base_pool_allocator ::release): Do not use
29688 the infrastructure if after_memory_report.
29689 * toplev.c (toplev::main): Mark after memory report.
29691 2016-02-25 Richard Biener <rguenther@suse.de>
29693 PR tree-optimization/48795
29694 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29696 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29699 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29700 offloading is enabled and -fopenacc or -fopenmp is specified.
29701 (CRTOFFLOADEND): Likewise.
29702 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29703 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29704 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29705 (offload_objects_file_name): New static var.
29706 (tool_cleanup): Remove offload_objects_file_name file.
29707 (find_offloadbeginend): Replace with ...
29708 (find_crtoffloadtable): ... this.
29709 (run_gcc): Remove offload_argc and offload_argv.
29710 Get offload_objects_file_name from -foffload-objects=... option.
29711 Read names of object files with offload from this file, pass them to
29712 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29713 don't pass offloadbegin and offloadend to the linker. Don't pass
29714 offload non-LTO files to the linker, because now they're not claimed.
29716 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29719 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29720 on builtin_unreachable.
29722 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29724 PR rtl-optimization/69896
29725 * regcprop.c: Include cfgrtl.h.
29726 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29727 than remembered mode, either delete it (if noop_move_p), or
29728 treat like copy_p but not noop_p instruction.
29730 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29733 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29734 - allow NULL decl for Fortran DW_TAG_common_block variables.
29736 2016-02-24 Jason Merrill <jason@redhat.com>
29738 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29740 2016-02-24 Richard Biener <rguenther@suse.de>
29741 Jakub Jelinek <jakub@redhat.com>
29743 PR middle-end/69760
29744 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29745 conditionally executed ops to well-defined overflow behavior.
29747 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29749 PR middle-end/69915
29750 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29753 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29755 PR rtl-optimization/69886
29756 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29757 argument. Use it when checking validity of set instructions.
29758 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29759 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29761 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29762 * store-motion.c (find_moveable_store): Update
29763 can_assign_to_reg_without_clobbers_p callsite.
29765 2016-02-24 Richard Biener <rguenther@suse.de>
29767 PR middle-end/68963
29768 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29770 (record_nonwrapping_iv): Do not fall back to the low/high bound
29771 for non-constant IV bases if the stmt is not always executed.
29773 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29775 * config/arm/arm-cores.def (cortex-a32): New entry.
29776 * config/arm/arm-tables.opt: Regenerate.
29777 * config/arm/arm-tune.md: Regenerate.
29778 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29779 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29780 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29781 for -mcpu and -mtune.
29783 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29786 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29787 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29788 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29789 (atomic_loaddi_1): Delete.
29790 (atomic_loaddi): Rewrite expander using the above changes.
29792 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29795 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29798 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29799 Richard Biener <rguenth@suse.de>
29801 PR middle-end/69909
29802 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29803 set_mem_attributes if tem is SSA_NAME which got expanded
29806 2016-02-24 Richard Biener <rguenther@suse.de>
29808 PR tree-optimization/69907
29809 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29810 end of permutations for BB vectorization.
29812 2016-02-24 Christian Bruel <christian.bruel@st.com>
29814 * config/arm/arm-c.c (arm_option_override): Initialize
29815 target_option_current_node.
29816 * config/arm/arm.c (arm_pragma_target_parse): Replace
29817 build_target_option_node call by target_option_current_node.
29818 Set target_option_current_node.
29821 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29824 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29825 define_insn_and_split to define_insn.
29826 (zero_extendqi<mode>2_dot2): Same.
29827 (extendqi<mode>2_dot): Same.
29828 (extendqi<mode>2_dot2): Same.
29830 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29832 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29833 and add bypass for AES{D,E} and AESMC pairs.
29834 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29837 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29839 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29840 series for reciprocal square root in Exynos M1.
29842 2016-02-23 Martin Sebor <msebor@redhat.com>
29845 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29846 __builtin_alloca_with_align.
29848 2016-02-23 Richard Henderson <rth@redhat.com>
29850 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29851 (ix86_register_pragmas): Remove __seg_tls.
29852 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29853 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29854 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29855 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29856 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29857 * doc/extend.texi (__seg_tls): Remove item.
29859 2016-02-23 Richard Biener <rguenther@suse.de>
29861 * alloc-pool.h (struct allocation_object): Make id member
29862 conditional on CHECKING_P again.
29863 (get_instance): Adjust.
29864 (base_pool_allocator): Likewise.
29866 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29868 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29869 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29871 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29873 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29875 2016-02-23 Richard Biener <rguenther@suse.de>
29877 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29878 * bitmap.h (struct bitmap_usage): Likewise.
29879 (bitmap_move): Declare.
29880 * bitmap.c (register_overhead): Take size_t argument.
29881 (bitmap_move): New function.
29882 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29883 to properly account overhead.
29884 * tree.c (free_node): Use tree_size.
29886 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29889 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29890 when inverting comparison.
29893 * common.opt (Wunreachable-code): Add Warning flag.
29895 2016-02-23 Mark Wielaard <mjw@redhat.com>
29896 Jakub Jelinek <jakub@redhat.com>
29899 * cgraphunit.c (check_global_declaration): Check main_input_filename
29900 and DECL_SOURCE_FILE are not NULL.
29902 2016-02-23 Martin Jambor <mjambor@suse.cz>
29904 PR tree-optimization/69666
29905 * tree-sra.c (sra_modify_assign): Do not attempt to create
29906 default_def replacements for unscalarizable regions.
29908 2016-02-20 Mark Wielaard <mjw@redhat.com>
29911 * cgraphunit.c (check_global_declaration): Check level of
29912 warn_unused_const_variable and main_input_filename.
29913 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29914 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29915 (-Wunused-const-variable): Explain levels 1 and 2.
29917 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29920 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29921 identical arguments. Formatting and spelling fixes.
29924 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29929 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29930 and m68k-devices.def.
29931 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29932 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29934 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29936 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29937 and HImode registers.
29939 2016-02-22 Richard Biener <rguenther@suse.de>
29941 PR tree-optimization/69882
29942 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29943 preserve permutations present because of gaps.
29944 (vect_supported_load_permutation_p): Always continue checking
29945 permutations after vect_attempt_slp_rearrange_stmts.
29947 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29949 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29950 min_profitable_estimate, rather than min_profitable_iters.
29952 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29955 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29956 SImode for last match_operand.
29958 2016-02-22 Martin Liska <mliska@suse.cz>
29960 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29961 return bitsize - 1 as the return value.
29963 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29967 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29968 Handle negative shift counts.
29969 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29970 force_reg on the shift constant.
29971 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29972 (lshrsi3_d): Handle negative shift counts.
29974 2016-02-22 Richard Biener <rguenther@suse.de>
29975 Tom de Vries <tom@codesourcery.com>
29977 * graph.c: Include dumpfile.h.
29978 (print_graph_cfg): Split into three overloads.
29979 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29981 2016-02-22 Tom de Vries <tom@codesourcery.com>
29983 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29986 2016-02-22 Richard Biener <rguenther@suse.de>
29989 * ipa-inline-transform.c (inline_call): When not updating
29990 overall summaries adjust self size by the growth estimate.
29991 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29992 hash-set, do not update overall summaries here. Renamed from ...
29993 (inline_to_all_callers): ... this which is now wrapping the
29994 above and performing delayed overall summary update.
29995 (early_inline_small_functions): Delay updating of the overall
29998 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30000 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30003 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30006 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30007 :%* in %:gt() argument.
30008 (greater_than_spec_func): Adjust for expecting only numbers,
30009 if there are more than two numbers, compare the last two.
30011 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30013 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30014 -Wnarrowing with -std.
30016 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30019 * expr.c (store_field): Don't use bit-field path if exp is
30020 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30021 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30022 and the assignment can be performed by bitwise copy. Formatting
30025 PR middle-end/69838
30026 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30027 call copy_reg_eh_region_note_forward on before and/or after sequences
30028 and remove note from insn if it no longer can throw.
30031 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30032 if TARGET_AVX512BW.
30034 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30036 * config/s390/vector.md: Add missing commutative operand markers
30037 to the patterns which qualify for one.
30038 * config/s390/vx-builtins.md: Likewise.
30040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30042 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30043 types to mode iterators.
30044 (vec_double): ... and mode attribute.
30045 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30047 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30049 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30050 Change the predicate of op2 from nonimmediate to general and let
30051 reload fix it if necessary.
30053 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30055 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30057 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30059 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30062 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30064 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30065 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30066 * config/s390/s390.md ("movstr<P:mode>"): Call
30067 s390_expand_vec_movstr.
30069 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30071 * config/s390/s390.md: Add missing output modifier for operand 1
30072 to print it as address properly.
30074 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30076 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30077 * config/s390/2964.md: New file.
30078 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30079 of insn grouping attributes depending on the CPU level.
30080 (s390_get_unit_mask): New function.
30081 (s390_sched_score): Remove the OOO from the scheduling macros.
30082 Add loop to calculate a score for the instruction mix.
30083 (s390_sched_reorder): Likewise plus improve debug output.
30084 (s390_sched_variable_issue): Rename macros as above. Calculate
30085 the unit distances after actually scheduling an insn. Improve
30087 (s390_sched_init): Clear last_scheduled_unit_distance array.
30088 * config/s390/s390.md: Include 2964.md.
30090 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30093 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30094 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30095 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30096 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30097 *avx512f_<code>v8div16qi2_mask_1): New insns.
30099 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30102 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30105 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30106 earlyclobber from target. Use wF constraint for fused memory
30108 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30110 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30111 Martin Liska <mliska@suse.cz>
30114 * cfgexpand.c (asan_sanitize_stack_p): New function.
30115 (partition_stack_vars): Use the function.
30116 (expand_stack_vars): Likewise.
30117 (defer_stack_allocation): Likewise.
30118 (expand_used_vars): Likewise.
30120 2016-02-18 Richard Biener <rguenther@suse.de>
30122 PR middle-end/69553
30123 * fold-const.c (operand_equal_p): Properly compare offsets for
30124 IMAGPART_EXPR and ARRAY_REF.
30126 2016-02-18 Nick Clifton <nickc@redhat.com>
30130 * config/arm/arm.c (arm_option_override_internal): Disable
30131 interworking if the target does not support thumb instructions.
30132 (arm_reload_in_hi): Handle the case where a register to register
30133 move needs reloading because there is no simple pattern to handle
30135 (arm_reload_out_hi): Likewise.
30137 2016-02-18 Richard Biener <rguenther@suse.de>
30139 PR middle-end/69854
30140 * match.pd: Don't use fold_binary or fold_unary for folding
30143 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30146 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30147 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30148 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30149 warn on gimple_no_warning_p statements.
30151 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30153 * doc/extend.texi (C++ Attributes): Correct description of
30154 warn_unused type attribute.
30156 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30158 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30159 correct instruction.
30161 2016-02-17 Richard Biener <rguenther@suse.de>
30163 PR rtl-optimization/69609
30164 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30165 (find_traces_1_round): When ending a trace update cached priority
30167 (bb_to_key): Use cached priority when available.
30168 (copy_bb): Initialize cached priority.
30169 (reorder_basic_blocks_software_trace_cache): Likewise.
30171 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30174 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30176 (aarch64_comparison_operator): Break overly long line into two.
30177 (aarch64_comparison_operation): Likewise.
30178 * config/aarch64/aarch64.md (cstorecc4): Use
30179 aarch64_comparison_operator_mode instead of
30180 aarch64_comparison_operator.
30181 (cstore<mode>4): Likewise.
30182 (aarch64_cstore<mode>): Likewise.
30183 (*cstoresi_insn_uxtw): Likewise.
30184 (cstore<mode>_neg): Likewise.
30185 (*cstoresi_neg_uxtw): Likewise.
30187 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30190 * config/arm/predicates.md (arm_comparison_operator_mode):
30192 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30193 instead of arm_comparison_operator.
30194 (*mov_negscc): Likewise.
30195 (*mov_notscc): Likewise.
30196 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30197 (*thumb2_mov_negscc): Likewise.
30198 (*thumb2_mov_negscc_strict_it): Likewise.
30199 (*thumb2_mov_notscc): Likewise.
30200 (*thumb2_mov_notscc_strict_it): Likewise.
30202 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30204 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30205 Add missing return.
30207 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30209 * config/visium/visium.c (machine_libfunc_index): New enum.
30210 (machine_libfuncs): New structure.
30211 (visium_libfuncs): New static variable.
30212 (TARGET_INIT_LIBFUNCS): Define to...
30213 (visium_init_libfuncs): ...this. New function.
30214 (expand_block_move_4): Use the appropriate libfunc.
30215 (expand_block_move_2): Likewise.
30216 (expand_block_move_1): Likewise.
30217 (expand_block_set_4): Likewise.
30218 (expand_block_set_2): Likewise.
30219 (expand_block_set_1): Likewise.
30220 (visium_trampoline_init): Likewise.
30222 2016-02-17 Nick Clifton <nickc@redhat.com>
30224 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30225 TI's devices.csv file as of March 2016.
30227 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30230 * opts-global.c (handle_common_deferred_options): Introduce and
30231 initialize two global variables to remember command-line options
30232 specifying a stack-limiting register.
30233 * opts.h: Add extern declarations of the two new global variables.
30234 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30235 variable based on the values of the two new global variables.
30237 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30240 * common.opt (Wnonnull-compare): New warning.
30241 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30242 of arguments against NULL.
30243 (-Wnonnull-compare): Document.
30244 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30245 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30246 * passes.def (pass_warn_nonnull_compare): Add.
30247 * gimple-ssa-nonnull-compare.c: New file.
30249 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30251 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30252 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30254 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30256 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30257 reciprocal sqrt for -mlow-precision-recip-sqrt.
30259 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30260 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30262 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30263 always use lane loads to construct non-constant vectors.
30265 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30267 * config/aarch64/aarch64.md
30268 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30269 constraints for operand 3.
30270 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30272 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30273 Richard Biener <rguenther@suse.de>
30275 PR tree-optimization/69820
30276 * tree-vect-patterns.c (type_conversion_p): Return false if
30277 *orig_type is unsigned single precision or boolean.
30278 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30281 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30283 PR rtl-optimization/69764
30284 PR rtl-optimization/69771
30285 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30286 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30288 2016-02-16 Richard Biener <rguenther@suse.de>
30290 PR tree-optimization/69776
30291 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30293 (indirect_refs_may_alias_p): Likewise.
30294 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30295 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30296 according to tbaa_p.
30297 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30298 (optimize_stmt): For redundant store discovery do not allow tbaa.
30300 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30302 PR tree-optimization/69714
30303 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30304 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30306 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30308 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30309 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30310 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30311 * config/arc/arc.c (arc_init): Check FPU options.
30312 (get_arc_condition_code): Handle new CC_FPU* modes.
30313 (arc_select_cc_mode): Likewise.
30314 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30315 register pair only. Allow access for ARCv2 accumulator.
30316 (gen_compare_reg): Whenever we have FPU support use FPU compare
30318 (arc_reorg): Don't generate brcc insns when FPU compare
30319 instructions are involved.
30320 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30321 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30322 floating point emulation.
30323 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30324 (REVERSE_CONDITION): Add new CC_FPU* modes.
30325 (TARGET_FP_SP_BASE): Define.
30326 (TARGET_FP_DP_BASE): Likewise.
30327 (TARGET_FP_SP_FUSED): Likewise.
30328 (TARGET_FP_DP_FUSED): Likewise.
30329 (TARGET_FP_SP_CONV): Likewise.
30330 (TARGET_FP_DP_CONV): Likewise.
30331 (TARGET_FP_SP_SQRT): Likewise.
30332 (TARGET_FP_DP_SQRT): Likewise.
30333 (TARGET_FP_DP_AX): Likewise.
30334 * config/arc/arc.md (ARCV2_ACC): New constant.
30335 (type): New fpu type attribute.
30336 (SDF): Conditional iterator.
30337 (cstore<mode>, cbranch<mode>): Change expand condition.
30338 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30339 handles FPU/FPX cases as well.
30340 * config/arc/arc.opt (mfpu): New option.
30341 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30343 (adddf3, muldf3, subdf3): Removed.
30344 * config/arc/predicates.md (proper_comparison_operator): Recognize
30346 * config/arc/fpu.md: New file.
30347 * doc/invoke.texi (ARC Options): Document mfpu option.
30349 2016-02-16 Richard Biener <rguenther@suse.de>
30351 PR rtl-optimization/69291
30352 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30353 noce_operand_ok check.
30355 2016-02-16 Tom de Vries <tom@codesourcery.com>
30358 * omp-low.c (simd_clone_create): Remove call to
30359 symtab->call_cgraph_insertion_hooks.
30361 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30363 PR tree-optimization/69802
30364 * tree-ssa-reassoc.c (update_range_test): If op is
30365 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30366 op == 1 test of precision 1 integral op, otherwise handle
30367 that case as op itself. Fix up formatting.
30368 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30371 2016-02-16 Richard Biener <rguenther@suse.de>
30373 PR tree-optimization/69586
30374 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30375 types for conversion sources.
30377 2016-02-16 Richard Biener <rguenther@suse.de>
30379 PR middle-end/69801
30380 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30381 mask OEP_ADDRESS_OF.
30383 2016-02-16 Alan Modra <amodra@gmail.com>
30386 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30387 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30388 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30390 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30391 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30392 (p8_fmrgow_<mode>): Likewise.
30393 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30395 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30396 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30397 to use movdi_internal64. Remove op0_di.
30398 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30400 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30402 Add support for the FCCMP insn types
30404 * config/aarch64/aarch64.md (fccmp): Change insn type.
30405 (fccmpe): Likewise.
30406 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30407 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30408 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30409 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30410 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30411 * config/arm/types.md (fccmps): Add new insn type.
30412 (fccmpd): Likewise.
30414 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30416 * alias.c (get_alias_set): Fix a typo in comment.
30418 2016-02-15 Richard Biener <rguenther@suse.de>
30420 PR tree-optimization/69595
30421 * match.pd: Complete range test simplification to true.
30423 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30425 PR rtl-optimization/69648
30426 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30427 pic_offset_table_rtx.
30429 PR rtl-optimization/69752
30430 * ira.c (update_equiv_regs): When looking for more than a single SET,
30431 also take other side effects into account.
30433 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30435 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30436 for z900+ CPUs in 31-bit mode.
30438 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30440 * common/config/s390/s390-common.c (s390_supports_split_stack):
30442 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30443 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30444 * config/s390/s390.c (struct machine_function): New field
30445 split_stack_varargs_pointer.
30446 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30447 in s390_emit_prologue.
30448 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30450 (morestack_ref): New global.
30451 (SPLIT_STACK_AVAILABLE): New macro.
30452 (s390_expand_split_stack_prologue): New function.
30453 (s390_live_on_entry): New function.
30454 (s390_va_start): Use split-stack vararg pointer if appropriate.
30455 (s390_asm_file_end): Emit the split-stack note sections.
30456 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30457 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30458 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30459 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30460 (split_stack_prologue): New expand.
30461 (split_stack_space_check): New expand.
30462 (split_stack_data): New insn.
30463 (split_stack_call): New expand.
30464 (split_stack_call_*): New insn.
30465 (split_stack_cond_call): New expand.
30466 (split_stack_cond_call_*): New insn.
30468 2016-02-15 Richard Biener <rguenther@suse.de>
30470 PR tree-optimization/69783
30471 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30472 Add trivially correct cases.
30474 2016-02-15 Tom de Vries <tom@codesourcery.com>
30477 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30479 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30481 2016-02-15 Richard Biener <rguenther@suse.de>
30483 PR tree-optimization/69776
30484 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30485 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30486 indicate whether we can use TBAA to disambiguate against stores.
30487 Use alias-set zero if not.
30488 (visit_reference_op_store): Do not use TBAA when looking up
30490 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30491 (eliminate_dom_walker::before_dom_children): But not when looking
30492 up redundant stores.
30494 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30496 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30498 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30500 * config/i386/znver1.md
30501 (znver1_pop, znver1_pop_mem,
30502 znver1_load_imov_double_store,
30503 znver1_load_imov_direct_store,
30504 znver1_load_imov_direct_load,
30505 znver1_load_imov_double_load): Add new.
30506 (znver1_insn, znver1_insn_load): Add icmov type.
30507 (znver1_sseavx_fma,
30508 znver1_sseavx_fma_load,
30510 znver1_avx256_fma_load): Fix pipe usage.
30512 2016-02-14 Alan Modra <amodra@gmail.com>
30515 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30516 with an invalid hard reg, reload just the reg not the entire
30517 pre/post-inc/dec address expression.
30519 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30522 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30523 fixed R1_REG scratch reg.
30524 (sibcall_value_pcrel_fdpic): Likewise.
30526 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30530 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30532 2016-02-12 Walter Lee <walt@tilera.com>
30534 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30535 * config/tilegx/t-tilegx: Likewise.
30537 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30540 * diagnostic-show-locus.c (struct line_span): New struct.
30541 (layout::get_first_line): Delete.
30542 (layout::get_last_line): Delete.
30543 (layout::get_num_line_spans): New member function.
30544 (layout::get_line_span): Likewise.
30545 (layout::print_heading_for_line_span_index_p): Likewise.
30546 (layout::get_expanded_location): Likewise.
30547 (layout::calculate_line_spans): Likewise.
30548 (layout::m_first_line): Delete.
30549 (layout::m_last_line): Delete.
30550 (layout::m_line_spans): New field.
30551 (layout::layout): Update comment. Replace m_first_line and
30552 m_last_line with m_line_spans, replacing their initialization
30553 with a call to calculate_line_spans.
30554 (diagnostic_show_locus): When printing source lines and
30555 annotations, rather than looping over a single span
30556 of lines, instead loop over each line_span within
30557 the layout, with an inner loop over the lines within them.
30558 Call the context's start_span callback when changing line spans.
30559 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30560 (diagnostic_build_prefix): Break out the building of the location
30561 part of the string into...
30562 (diagnostic_get_location_text): ...this new function, rewriting
30563 it from nested ternary expressions to a sequence of "if"
30565 (default_diagnostic_start_span_fn): New function.
30566 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30567 (diagnostic_context::start_span): New field.
30568 (default_diagnostic_start_span_fn): New prototype.
30570 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30573 * gcc.c (driver::finalize): Fix cleanup of "specs".
30575 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30579 * gcc.c (driver::driver): Initialize m_option_suggestions.
30580 (driver::~driver): Clean up m_option_suggestions.
30581 (suggest_option): Convert to...
30582 (driver::suggest_option): ...this, and split out into
30583 driver::build_option_suggestions and find_closest_string.
30584 (driver::build_option_suggestions): New function, from
30585 first half of suggest_option. Special-case
30586 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30587 the sanitizer_opts array. For options of enum types, add the
30588 various enum values to the candidate strings.
30589 (driver::handle_unrecognized_options): Remove "const".
30590 * gcc.h (driver::handle_unrecognized_options): Likewise.
30591 (driver::build_option_suggestions): New decl.
30592 (driver::suggest_option): New decl.
30593 (driver::m_option_suggestions): New field.
30594 * opts-common.c (add_misspelling_candidates): New function.
30595 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30596 and make non-static.
30597 * opts.h (sanitizer_opts): New array decl.
30598 (add_misspelling_candidates): New function decl.
30599 * spellcheck.c (find_closest_string): New function.
30600 * spellcheck.h (find_closest_string): New function decl.
30602 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30604 PR rtl-optimization/69764
30605 PR rtl-optimization/69771
30606 * optabs.c (expand_binop_directly): For shift_optab_p, force
30607 convert_modes with VOIDmode if xop1 has VOIDmode.
30609 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30612 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30613 to correctly determine instrumentation thunks.
30615 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30618 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30619 type by reference, force lhs on the call.
30622 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30623 Compute retval and retbnd early in all cases if split_part_return_p
30624 and return_bb is not EXIT. Remove all clobber stmts and reset
30625 all debug stmts that refer to SSA_NAMEs defined in split part,
30626 except if it is retval, in that case replace the old retval with the
30627 lhs of the call to the split part.
30629 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30632 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30634 PR middle-end/66726
30635 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30636 whose result is used in PHI.
30637 (maybe_optimize_range_tests): Likewise.
30638 (final_range_test_p): Likweise.
30640 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30642 PR middle-end/66726
30643 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30644 whose result is used in PHI.
30645 (maybe_optimize_range_tests): Likewise.
30646 (final_range_test_p): Likweise.
30648 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30650 * cgraph.c: Spelling fixes - behaviour -> behavior and
30651 neighbour -> neighbor.
30652 * target.def: Likewise.
30653 * sel-sched.c: Likewise.
30654 * config/mips/mips.c: Likewise.
30655 * config/arc/arc.md: Likewise.
30656 * config/arm/cortex-a57.md: Likewise.
30657 * config/arm/arm.c: Likewise.
30658 * config/arm/neon.md: Likewise.
30659 * config/arm/arm-c.c: Likewise.
30660 * config/vms/vms-c.c: Likewise.
30661 * config/s390/s390.c: Likewise.
30662 * config/i386/znver1.md: Likewise.
30663 * config/i386/i386.c: Likewise.
30664 * config/ia64/hpux-unix2003.h: Likewise.
30665 * config/msp430/msp430.md: Likewise.
30666 * config/rx/rx.c: Likewise.
30667 * config/rx/rx.md: Likewise.
30668 * config/aarch64/aarch64-simd.md: Likewise.
30669 * config/aarch64/aarch64.c: Likewise.
30670 * config/nvptx/nvptx.c: Likewise.
30671 * config/bfin/bfin.c: Likewise.
30672 * config/cris/cris.opt: Likewise.
30673 * config/rs6000/rs6000.c: Likewise.
30674 * target.h: Likewise.
30675 * spellcheck.c: Likewise.
30676 * ira-build.c: Likewise.
30677 * tree-inline.c: Likewise.
30678 * builtins.c: Likewise.
30679 * lra-constraints.c: Likewise.
30680 * explow.c: Likewise.
30681 * hwint.h: Likewise.
30682 * targhooks.c: Likewise.
30683 * tree-vect-data-refs.c: Likewise.
30684 * expr.c: Likewise.
30685 * doc/tm.texi: Likewise.
30686 * doc/extend.texi: Likewise.
30687 * doc/install.texi: Likewise.
30688 * doc/md.texi: Likewise.
30689 * tree-ssa-tail-merge.c: Likewise.
30690 * sched-int.h: Likewise.
30691 * match.pd: Likewise.
30692 * sched-ebb.c: Likewise.
30693 * target.def (omit_struct_return_reg): Likewise.
30694 * gimple-ssa-isolate-paths.c: Likewise.
30695 (find_implicit_erroneous_behaviour): Renamed to...
30696 (find_implicit_erroneous_behavior): ... this.
30697 (find_explicit_erroneous_behaviour): Renamed to...
30698 (find_explicit_erroneous_behavior): ... this.
30699 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30701 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30703 PR rtl-optimization/64682
30704 PR rtl-optimization/69567
30705 PR rtl-optimization/69737
30706 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30707 in I2 as well, just lose it.
30709 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30711 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30713 (aarch64_last_printed_tune_string): Likewise.
30714 (aarch64_declare_function_name): Only output .arch assembler
30715 directive if it will be different from the previously output
30716 directive. Same for .tune comment but only if -dA is set.
30717 (aarch64_start_file): New function.
30718 (TARGET_ASM_FILE_START): Define.
30720 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30723 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30725 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30728 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30729 -Wmaybe-uninitialized warning.
30731 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30734 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30736 2016-02-11 Richard Biener <rguenther@suse.de>
30738 PR rtl-optimization/69291
30739 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30740 subexpressions affected by changing the result.
30742 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30745 * lra-constraints.c (curr_insn_transform): Find in/out operands
30746 for secondary memory moves. Update dups.
30748 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30750 PR tree-optimization/69652
30751 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30752 to nested loop, did source re-formatting, skip debug statements,
30753 add check on statement with volatile operand, remove dead scalar
30756 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30757 Patrick Palka <ppalka@gcc.gnu.org>
30761 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30762 calls if the return type is TREE_ADDRESSABLE.
30763 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30764 * ipa-split.c (split_function): Fix doubled "we" in comment.
30765 Use void return type for the split part even if
30766 !split_point->split_part_set_retval.
30768 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30770 PR tree-optimization/68021
30771 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30772 when computing the value of biv cand by itself.
30774 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30776 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30777 (cortexa57_tunings): Likewise.
30778 (cortexa72_tunings): Likewise.
30779 (arch_macro_fusion_pair_p): Add support for AES fusion.
30780 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30781 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30782 Allow virtual registers before reload so early scheduling works.
30783 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30784 correct latency and pipeline.
30785 (cortex_a57_crypto_complex): Likewise.
30786 (cortex_a57_crypto_xor): Likewise.
30787 (define_bypass): Add AES bypass.
30789 2016-02-10 Richard Biener <rguenther@suse.de>
30791 PR tree-optimization/69726
30792 * passes.def: Add DCE pass before late uninit.
30793 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30794 really fixup if-conversions job.
30796 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30798 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30799 (arm_cortex_a57_tune): Likewise.
30800 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30801 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30803 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30805 * timevar.def (TV_PHASE_DBGINFO): Delete.
30806 (TV_PHASE_CHECK_DBGINFO): Likewise.
30807 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30809 2016-02-10 Richard Biener <rguenther@suse.de>
30811 PR tree-optimization/69719
30812 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30813 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30815 2016-02-09 Andrew Pinski <apinski@cavium.com>
30818 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30819 get_vcond_mask_icode returns false.
30821 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30824 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30825 an ADDIS that adds a pointer to a large constant that sets the
30826 upper16 bits with a load operation.
30828 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30831 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30833 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30835 (vzipq_s16): Likewise.
30836 (vzipq_s32): Likewise.
30837 (vzipq_f32): Likewise.
30838 (vzipq_u8): Likewise.
30839 (vzipq_u16): Likewise.
30840 (vzipq_u32): Likewise.
30841 (vzipq_p8): Likewise.
30842 (vzipq_p16): Likewise.
30844 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30847 * config/arm/arm.c (neon_endian_lane_map): New function.
30848 (neon_vector_pair_endian_lane_map): New function.
30849 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30850 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30852 (vuzpq_s16): Likewise.
30853 (vuzpq_s32): Likewise.
30854 (vuzpq_f32): Likewise.
30855 (vuzpq_u8): Likewise.
30856 (vuzpq_u16): Likewise.
30857 (vuzpq_u32): Likewise.
30858 (vuzpq_p8): Likewise.
30859 (vuzpq_p16): Likewise.
30861 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30864 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30867 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30869 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30870 truncate const_int operand 1 to QImode.
30872 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30874 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30875 corresponding to an abnormal edge.
30877 2016-02-09 Tom de Vries <tom@codesourcery.com>
30879 PR tree-optimization/69599
30880 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30882 (find_func_aliases_for_builtin_call, find_func_clobbers)
30883 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30886 2016-02-09 Richard Biener <rguenther@suse.de>
30888 PR tree-optimization/69715
30889 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30890 LHS on calls as non-rewritable.
30892 2016-02-09 Tom de Vries <tom@codesourcery.com>
30895 * lto-wrapper.c (append_diag_options): New function.
30896 (compile_offload_image): Call append_diag_options.
30898 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30901 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30902 Minor copy-edit to fix verb tenses.
30904 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30906 PR tree-optimization/69209
30907 * ipa-split.c (split_function): If split part is not
30908 returning retval, retval has gimple type but is not
30909 gimple value, force it into a SSA_NAME first.
30911 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30913 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30916 2016-02-08 Jason Merrill <jason@redhat.com>
30919 * convert.c (convert_to_integer_1): Check dofold on truncation
30921 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30922 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30923 Rename from *_nofold.
30924 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30925 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30927 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30930 * tree.c (build_common_tree_nodes): Remove short_double argument.
30931 All callers changed.
30932 * tree.h (build_common_tree_nodes): Adjust declaration.
30933 * doc/invoke.texi (-fshort-double): Remove documentation.
30934 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30935 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30936 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30937 (append_linker_options): Don't handle OPT_fshort_double.
30939 PR rtl-optimization/68730
30940 * lra-remat.c (insn_to_cand_activation): New static variable.
30941 (lra_remat): Allocate and free it.
30942 (create_cand): New arg activation. Initialize a field in
30943 insn_to_cand_activation if it is nonnull.
30944 (create_cands): Pass the activation insn to create_cand when making
30945 a candidate involving an output reload. Reorganize code a little.
30946 (do_remat): Keep track of active status of candidates in a separate
30949 2016-02-08 Richard Biener <rguenther@suse.de>
30951 PR tree-optimization/69719
30952 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30953 Properly use absolute of the difference of the two offsets to
30954 compare or adjust the segment length.
30956 2016-02-08 Richard Biener <rguenther@suse.de>
30957 Jeff Law <law@redhat.com>
30960 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30961 types for anonymous SSA names.
30963 2016-02-08 Richard Biener <rguenther@suse.de>
30965 PR rtl-optimization/69274
30966 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30968 2016-02-08 Jeff Law <law@redhat.com>
30970 PR tree-optimization/65917
30971 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30972 equivalences from if (x == y) style conditionals.
30973 (loop_depth_of_name): Remove.
30974 (record_equality): Remove loop depth check.
30975 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30976 (const_and_copies::record_const_or_copy_raw): New member function.
30977 * tree-ssa-scopedtables.c
30978 (const_and_copies::record_const_or_copy_raw): New, factored out of
30979 (const_and_copies::record_const_or_copy): Call new member function.
30981 2016-02-05 Jeff Law <law@redhat.com>
30983 PR tree-optimization/68541
30984 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30985 (count_stmts_in_block): New function.
30986 (poor_ifcvt_candidate_code): Likewise.
30987 (is_feasible_trace): Add some heuristics to determine when path
30988 splitting is profitable.
30989 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30990 is a diamond with a single exit.
30992 2016-02-05 Martin Sebor <msebor@redhat.com>
30995 * doc/invoke.texi: Update -Wplacement-new to take an optional
30998 2016-02-06 Richard Henderson <rth@redhat.com>
31001 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31002 out of non-standard address spaces.
31004 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31006 PR rtl-optimization/69691
31007 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31009 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31011 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31012 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31013 (*ieee128_mfvsrd_64bit): Likewise.
31014 (*ieee128_mfvsrd_32bit): Likewise.
31016 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31020 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31022 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31023 instrumented_version.
31025 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31027 * doc/invoke.texi (Optimize Options): In table of --param options
31028 rename second occurrence of tracer-min-branch-ratio to
31029 tracer-min-branch-probability, rename
31030 tracer-min-branch-ratio-feedback to
31031 tracer-min-branch-probability-feedback and clarify description,
31032 rename sched-spec-state-edge-prob-cutoff to
31033 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31034 to selsched-insns-to-rename, rename lto-minpartition to
31035 lto-min-partition, delete reorder-blocks-duplicate and
31036 reorder-blocks-duplicate-feedback.
31038 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31040 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31043 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31045 * doc/extend.texi: S/390: Correct some typos.
31047 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31049 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31051 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31054 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31055 (s390_register_info_gprtofpr): Use new macros above.
31056 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31058 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31059 its name. Adjust restore and save gpr ranges.
31060 (s390_register_info_set_ranges): New function.
31061 (s390_register_info): Use new macros above. Call
31062 s390_register_info_set_ranges.
31063 (s390_optimize_register_info): Likewise.
31064 (s390_hard_regno_rename_ok): Use new macros.
31065 (s390_hard_regno_scratch_ok): Likewise.
31066 (s390_emit_epilogue): Likewise.
31067 (s390_can_use_return_insn): Likewise.
31068 (s390_optimize_prologue): Likewise.
31069 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31071 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31074 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31076 (ix86_option_override_internal): Disable TARGET_STV even for
31077 -m{incoming,preferred}-stack-boundary=3.
31079 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31081 * config.gcc: Mark deprecated rtems targets as obsolete.
31083 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31085 PR rtl-optimization/64682
31086 PR rtl-optimization/69567
31087 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31088 before I2 only if the register is both used and set in I2.
31090 2016-02-04 DJ Delorie <dj@redhat.com>
31092 * config/msp430/msp430.c (msp430_start_function): Add function type.
31094 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31097 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31099 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31101 PR rtl-optimization/69577
31103 2015-10-29 Richard Henderson <rth@redhat.com>
31107 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31108 sse check to the exact conditions of PR 67609.
31110 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31113 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31114 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31115 not allowed into the traditional Altivec registers.
31116 (movtd_64bit_nodm): Likewise.
31117 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31119 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31121 * config/aarch64/cortex-a57-fma-steering.c
31122 (aarch64_register_fma_steering): Remove "static" from arguments
31125 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31128 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31129 twice when complex.
31131 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31133 * doc/invoke.texi: Delete -mno-fma4.
31135 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31137 PR rtl-optimization/69577
31138 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31139 (find_subregs_of_mode): Update accordingly. Iterate over partial
31142 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31144 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31145 * config/arm/arm.c (neon_reinterpret): Remove.
31146 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31147 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31148 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31149 vreinterpretti): Remove.
31150 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31151 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31152 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31153 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31154 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31155 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31156 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31157 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31158 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31159 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31160 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31161 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31162 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31163 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31164 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31165 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31166 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31167 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31168 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31169 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31170 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31171 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31172 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31173 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31174 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31175 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31176 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31177 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31178 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31179 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31180 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31181 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31182 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31183 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31184 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31185 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31186 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31187 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31188 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31189 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31190 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31191 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31192 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31193 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31194 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31195 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31196 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31197 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31198 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31199 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31200 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31201 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31202 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31203 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31204 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31205 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31206 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31207 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31208 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31209 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31210 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31211 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31212 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31213 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31214 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31215 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31216 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31217 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31218 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31219 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31220 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31221 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31222 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31223 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31224 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31225 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31226 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31227 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31228 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31229 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31230 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31231 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31232 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31233 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31234 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31235 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31236 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31237 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31238 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31239 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31240 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31241 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31242 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31243 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31244 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31245 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31246 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31247 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31248 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31249 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31250 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31251 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31252 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31254 2016-02-04 Martin Liska <mliska@suse.cz>
31257 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31258 that are gimple_store_p.
31259 (maybe_instrument_call): Likewise.
31261 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31263 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31264 register scaling out of memory reference and comment why.
31266 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31270 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31271 folding the source of a SET.
31273 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31277 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31278 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31280 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31284 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31287 2016-02-04 Christian Bruel <christian.bruel@st.com>
31289 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31290 * config/arm/arm.c (arm_set_current_function): Likewise.
31292 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31293 Ilya Enkovich <enkovich.gnu@gmail.com>
31294 H.J. Lu <hongjiu.lu@intel.com>
31297 * config/i386/i386.c (convert_scalars_to_vector): Remove
31298 stack alignment fixes.
31299 (ix86_option_override_internal): Disable TARGET_STV if stack
31300 might not be aligned enough.
31301 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31303 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31305 * config/i386/x86-tune.def: Disable default prefetching
31308 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31309 Vladimir Makarov <vmakarov@redhat.com>
31312 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31313 in validating fused toc addresses.
31315 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31318 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31319 range->m_caret fields if range->m_show_caret_p is false.
31322 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31323 Force oldval into register if it does not satisfy reg_or_short_operand
31324 predicate. Fix up formatting.
31326 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31327 Alexandre Oliva <aoliva@redhat.com>
31330 * lra-constraints.c (simplify_operand_subreg): Check additionally
31331 address validity after potential reloading.
31332 (process_address_1): Check insns validity. In case of failure do
31335 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31338 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31341 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31343 * wide-int.cc (canonize_uhwi): New function.
31344 (wi::divmod_internal): Use it.
31346 2016-02-02 James Norris <jnorris@codesourcery.com>
31348 * gimplify.c (omp_notice_variable): Add usage check.
31350 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31352 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31353 like LE, GE, LT, GT when emitting relational operator.
31355 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31357 * ira-costs.c (find_costs_and_classes): Add extra argument.
31358 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31359 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31360 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31361 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31362 Add best_class parameter, and return it if not ALL_REGS.
31363 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31365 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31366 Update target hook.
31368 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31370 * config/aarch64/aarch64.c
31371 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31372 (aarch64_ira_change_pseudo_allocno_class): New function.
31374 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31377 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31379 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31381 * config/avr/avr.c (avr_option_override): Set
31382 PARAM_ALLOW_STORE_DATA_RACES to 1.
31384 2016-02-02 Richard Biener <rguenther@suse.de>
31386 PR tree-optimization/69595
31387 * match.pd: Add range test simplifications to true/false.
31389 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31391 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31392 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31395 2016-02-02 Richard Biener <rguenther@suse.de>
31397 PR tree-optimization/69606
31398 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31399 info on the result before moving a stmt.
31401 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31403 PR middle-end/68542
31404 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31405 branch with vector comparison.
31406 * config/i386/sse.md (VI48_AVX): New mode iterator.
31407 (define_expand "cbranch<mode>4): Add support for conditional branch
31408 with vector comparison.
31409 * tree-vect-loop.c (optimize_mask_stores): New function.
31410 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31411 has_mask_store field of vect_info.
31412 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31413 vectorized loops having masked stores after vec_info destroy.
31414 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31415 correspondent macros.
31416 (optimize_mask_stores): Add prototype.
31418 2016-02-02 Alan Modra <amodra@gmail.com>
31421 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31424 2016-02-02 Alan Modra <amodra@gmail.com>
31427 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31428 whenever toc_label_name used.
31429 (rs6000_file_start): Don't set up toc section here,
31430 (rs6000_output_function_epilogue): do so here instead,
31431 (rs6000_xcoff_file_start): and here.
31432 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31433 (load_toc_aix_di): Likewise.
31435 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31437 PR rtl-optimization/69592
31438 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31439 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31440 (num_sign_bit_copies_binary_arith_p): New inline function.
31441 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31443 2016-02-01 Jeff Law <law@redhat.com>
31445 PR tree-optimization/69580
31446 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31447 * tree-ssa-threadbackward.c
31448 (fsm_find_control_statement_thread_paths): Do not try to walk
31449 through large PHI nodes.
31451 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31453 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31454 when count is incremented above limit, don't analyze further
31457 * omp-low.c (oacc_parse_default_dims): Avoid
31458 -Wsign-compare warning, make sure value fits into int
31459 rather than just unsigned int.
31461 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31463 PR tree-optimization/67921
31464 * fold-const.c (split_tree): New parameters. Convert pointer
31465 type variable part to proper type before negating.
31466 (fold_binary_loc): Pass new arguments to split_tree.
31468 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31470 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31471 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31472 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31473 * doc/tm.texti: Rebuilt.
31474 * doc/invoke.texi (fopenacc-dim): Document.
31475 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31476 (append_compiler_options): Likewise.
31477 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31478 (oacc_parse_default_dims): New.
31479 (oacc_validate_dims): Add USED arg. Select non-unity default when
31481 (oacc_loop_fixed_partitions): Return mask of used partitions.
31482 (oacc_loop_auto_partitions): Emit dump info.
31483 (oacc_loop_partition): Return mask of used partitions.
31484 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31485 loop partitioning and validation calls.
31487 2016-02-01 Richard Biener <rguenther@suse.de>
31489 PR middle-end/69556
31490 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31492 2016-02-01 Richard Biener <rguenther@suse.de>
31494 PR tree-optimization/69574
31495 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31496 of asserting return chrec_dont_know.
31498 2016-02-01 Martin Liska <mliska@suse.cz>
31500 * mem-stats-traits.h: Add copyright header.
31501 * mem-stats.h: Likewise.
31503 2016-02-01 Richard Biener <rguenther@suse.de>
31505 PR tree-optimization/69579
31506 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31507 Do not propagate through abnormal PHI results.
31509 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31511 * postreload.c (reload_cse_simplify): Remove dead code.
31513 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31515 PR rtl-optimization/69570
31516 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31517 if there is more than one set, not if there is a single set.
31519 2016-02-01 Richard Henderson <rth@redhat.com>
31522 * combine.c (make_compound_operation): When looking through a
31523 subreg, make sure to re-extend to the width of the outer mode.
31525 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31527 PR tree-optimization/69546
31528 * wide-int.cc (wi::divmod_internal): For unsigned division
31529 where both operands fit into uhwi, if o1 is 1 and o0 has
31530 msb set, if divident_prec is larger than bits per hwi,
31531 clear another quotient word and return 2 instead of 1.
31532 Similarly for remainder with msb in HWI set, if dividend_prec
31533 is larger than bits per hwi.
31535 2016-01-29 Martin Jambor <mjambor@suse.cz>
31537 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31538 Use short lowercase names.
31539 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31540 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31541 acq_rel one. Protect warning agains segfaults if
31542 get_memory_order_name returns NULL.
31543 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31544 with release semantics. Do not warn if get_memory_order already did.
31545 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31546 semantics. Fix check for relaxed or acquire semantics. Do not warn
31547 if get_memory_order already did.
31549 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31551 * doc/install.texi: Document that isl-0.16 is supported.
31553 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31556 * config/i386/constraints.md (Bm): Describe as special memory
31558 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31559 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31560 * genpreds.c (struct constraint_data): Add is_special_memory.
31561 (have_special_memory_constraints, special_memory_start): New
31563 (special_memory_end): Ditto.
31564 (add_constraint): Add new arg is_special_memory. Add code to
31565 process its true value. Update have_special_memory_constraints.
31566 (process_define_constraint): Pass the new arg.
31567 (process_define_register_constraint): Ditto.
31568 (choose_enum_order): Process special memory.
31569 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31570 function insn_extra_special_memory_constraint.
31571 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31572 * gensupport.c (process_rtx): Process
31573 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31574 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31575 * ira-lives.c (single_reg_class): Use
31576 insn_extra_special_memory_constraint.
31577 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31578 * lra-constraints.c (process_alt_operands): Ditto.
31579 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31580 * recog.c (asm_operand_ok, preprocess_constraints): Process
31582 * reload.c (find_reloads): Ditto.
31583 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31584 * stmt.c (parse_input_constraint): Use
31585 insn_extra_special_memory_constraint.
31587 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31590 * lra-splill.c (lra_final_code_change): Revert r229087 by
31591 removing all sub-registers.
31593 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31596 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31598 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31601 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31602 SSE1, copy target into the temporary reg first before recursing
31605 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31607 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31610 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31612 * ginclude/stdarg.h: Test __cplusplus instead of
31613 __GXX_EXPERIMENTAL_CXX0X__.
31615 2016-01-29 Richard Biener <rguenther@suse.de>
31617 PR tree-optimization/69547
31618 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31619 Do not mark clobbers necessary.
31620 (mark_all_reaching_defs_necessary_1): Likewise.
31622 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31624 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31625 declaration name with %qs and print it in both error messages.
31626 Also fix indentation.
31628 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31631 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31632 trailing blank line from error message.
31634 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31637 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31640 2016-01-29 Richard Biener <rguenther@suse.de>
31642 PR middle-end/69537
31643 * match.pd: Allow all integral types when simplifying a
31644 widening or sign-changing conversion.
31646 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31648 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31649 back to setting codegen_error to fail codegen.
31651 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31654 * config/i386/constraints.md (C): Only accept constant zero operand.
31655 (BC): New constraint.
31656 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31657 instead of C constraint.
31658 * doc/md.texi (Machine Constraints): Update description
31661 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31664 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31666 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31668 PR middle-end/69542
31669 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31672 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31674 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31675 branches if using guessed profile.
31677 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31679 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31681 2016-01-28 Richard Henderson <rth@redhat.com>
31684 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31685 * config/aarch64/aarch64-protos.h: Update.
31686 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31687 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31688 (aarch64_get_condition_code_1): Handle CC_Cmode.
31689 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31690 (*add<mode>3_compareC_cconly_imm): New.
31691 (*add<mode>3_compareC_cconly): New.
31692 (*add<mode>3_compareC_imm): New.
31693 (add<mode>3_compareC): New.
31694 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31695 to be first. Use aarch64_carry_operation.
31696 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31697 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31698 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31699 (subti3): Use subdi3_compare1.
31700 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31701 (sub<mode>3_compare1): New.
31702 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31703 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31704 (*subsi3_carryin_uxtw): Likewise.
31705 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31706 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31707 * config/aarch64/iterators.md (DWI): New.
31708 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31709 (aarch64_borrow_operation): New.
31711 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31713 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31714 message when isl does not return a valid schedule.
31716 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31718 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31719 Remove comments from class declarations: they are already in the code
31722 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31724 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31726 (ternary_op_to_tree): Same.
31727 (unary_op_to_tree): Same.
31728 (nary_op_to_tree): Same.
31729 (gcc_expression_from_isl_expr_op): Same.
31730 (gcc_expression_from_isl_expression): Same.
31731 (graphite_create_new_loop): Same.
31732 (graphite_create_new_loop_guard): Same.
31733 (build_iv_mapping): Same.
31734 (graphite_create_new_guard): Same.
31735 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31736 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31738 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31740 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31741 instead of setting codegen_error to fail codegen.
31743 2016-01-28 Jason Merrill <jason@redhat.com>
31745 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31747 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31749 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31750 Remove CONST_INT_P check in CCMP cost calculation.
31752 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31754 * config/aarch64/aarch64.c (generic_vector_cost):
31755 Set vec_permute_cost.
31756 (cortexa57_vector_cost): Likewise.
31757 (exynosm1_vector_cost): Likewise.
31758 (xgene1_vector_cost): Likewise.
31759 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31760 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31761 Add vec_permute_cost entry.
31763 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31765 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31767 (add<mode>3_compare0): Likewise.
31768 (addsi3_compare0_uxtw): Likewise.
31769 (add<mode>3nr_compare0): Likewise.
31770 (compare_neg<mode>): Likewise.
31771 (<optab><mode>3): Likewise.
31773 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31775 * tree-vect-stmts.c (vectorizable_comparison): Add
31776 NULL check for vectype.
31778 2016-01-28 Richard Biener <rguenther@suse.de>
31780 PR tree-optimization/69466
31781 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31782 Account for PHIs we couldn't duplicate.
31784 2016-01-28 Martin Liska <mliska@suse.cz>
31787 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31788 instead of ENABLE_VALGRIND_CHECKING.
31790 2016-01-27 Richard Henderson <rth@redhat.com>
31793 * lra-remat.c (subreg_regs): New.
31794 (dump_candidates_and_remat_bb_data): Dump it.
31795 (operand_to_remat): Reject if operand in subreg_regs.
31796 (set_bb_regs): Collect subreg_regs.
31797 (lra_remat): Init and free subreg_regs. Compute
31798 calculate_local_reg_remat_bb_data before create_cands.
31800 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31803 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31804 change stack_alignment_needed for __tls_get_addr call.
31806 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31808 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31810 2016-01-27 Jeff Law <law@redhat.com>
31812 PR tree-optimization/68398
31813 PR tree-optimization/69196
31814 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31815 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31816 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31817 Only count PHIs in the last block in the path. The others will
31818 const/copy propagate away. Add heuristic to allow more irreducible
31819 subloops to be created when it is likely profitable to do so.
31821 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31822 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31823 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31825 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31828 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31829 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31830 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31831 * tree-streamer-in.c: Include asan.h.
31832 (streamer_get_builtin_tree): For builtins in sanitizer
31833 range call initialize_sanitizer_builtins and retry.
31835 2016-01-27 Ian Lance Taylor <iant@google.com>
31837 * common.opt (fkeep-gc-roots-live): New undocumented option.
31838 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31839 -fkeep-gc-roots-live, skip pointers.
31840 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31843 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31846 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31847 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31849 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31852 * configure.ac: NetBSD provides SSP in its C library.
31853 * configure: Updated.
31855 2016-01-27 Richard Biener <rguenther@suse.de>
31857 PR tree-optimization/69166
31858 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31859 reduction code for commutativity / associativity.
31861 2016-01-27 Martin Jambor <mjambor@suse.cz>
31863 PR tree-optimization/69355
31864 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31865 total_scalarization fails.
31867 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31869 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31872 2016-01-27 Christian Bruel <christian.bruel@st.com>
31875 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31876 Move arm_reset_previous_fndecl and set_target_option_current_node in
31877 the conditional part. Call save_restore_target_globals.
31878 * config/arm/arm.c (arm_set_current_function):
31879 Refactor to better support #pragma target and attribute mix.
31880 Call save_restore_target_globals.
31881 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31883 2016-01-27 Martin Liska <mliska@suse.cz>
31885 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31886 reference for an HSA kernel and its host function.
31888 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31890 PR tree-optimization/69399
31891 * wide-int.h (wi::lrshift): For larger precisions, only
31892 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31894 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31896 * config/arc/predicates.md (proper_comparison_operator): Reject
31897 constant-constant comparison.
31899 2016-01-26 Tom de Vries <tom@codesourcery.com>
31901 PR tree-optimization/69110
31902 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31903 DR_NUM_DIMENSIONS == 0.
31905 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31906 Sebastian Pop <s.pop@samsung.com>
31908 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31909 isl_ast_op_cond and isl_ast_op_select.
31910 (gcc_expression_from_isl_expr_op): Same.
31912 2016-01-26 Jason Merrill <jason@redhat.com>
31915 * tree.c (recompute_constructor_flags): Split out from
31917 (verify_constructor_flags): New.
31918 * tree.h: Declare them.
31920 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31922 PR rtl-optimization/69217
31923 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31924 are no TYPE_FIELDS set for the record type.
31926 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31929 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31930 toc_label_name unconditionally.
31931 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31932 SYMBOL_REF string. Use toc_label_name instead of constructing
31934 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31935 constructing LCTOC1.
31937 2016-01-26 Martin Sebor <msebor@redhat.com>
31940 * doc/extend.texi (Common Type Attributes): Move text that talks about
31941 attribute packed from attribute aligned to the section discussing
31942 the former attribute for clarity.
31944 2016-01-26 Richard Henderson <rth@redhat.com>
31946 PR middle-end/60908
31947 * trans-mem.c (tm_region_init): Mark entry block as visited.
31949 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31952 * diagnostic-show-locus.c (layout::print_source_line): Replace
31953 call to pp_newline with call to layout::print_newline.
31954 (layout::print_annotation_line): Likewise.
31955 (layout::move_to_column): Likewise.
31956 (layout::print_any_fixits): After printing any fixits, print a
31957 trailing newline, if necessary.
31958 (layout::print_newline): New method, resetting any colorization
31960 (diagnostic_show_locus): Move the pp_newline to before the
31961 early bailout. Remove dummy block enclosing the layout instance.
31962 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31963 of pp_newline_and_flush with pp_flush.
31964 (diagnostic_append_note): Delete use of pp_newline.
31965 (diagnostic_append_note_at_rich_loc): Delete.
31966 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31967 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31968 when newline characters are added to the buffer.
31970 2016-01-26 Michael Matz <matz@suse.de>
31972 * configure.ac (ac_cv_std_swap_in_utility): New test.
31973 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31974 * configure: Regenerate.
31975 * config.in: Regenerate.
31977 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31979 * config/arc/arc.md (cstoresi4): Force operand into register.
31980 (arcset<code>): Fix predicate.
31981 (arcsetltu): Likewise.
31982 (arcsetgeu): Likewise.
31983 (arcsethi): Likewise.
31984 (arcsetls): Likewise.
31986 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31988 PR tree-optimization/69483
31989 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31990 if base has error_mark_node type.
31992 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31995 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31996 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31998 (vget_lane_f16): Handle big-endian.
31999 (vgetq_lane_f16): Likewise.
32000 (vset_lane_f16): Likewise.
32001 (vsetq_lane_f16): Likewise.
32002 * config/arm/iterators.md (VQXMOV): Add V8HF.
32003 (VDQ): Add V4HF and V8HF.
32004 (V_reg): Handle V4HF and V8HF.
32005 (Is_float_mode): Likewise.
32006 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32007 neon_vdup_nv8hf): New patterns.
32008 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32009 Use VD_LANE iterator.
32010 (neon_vld1_dup<mode>): Use VQ2 iterator.
32012 2016-01-26 Nathan Sidwell <nathan@acm.org>
32014 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32015 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32016 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32017 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32018 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32019 (oacc_validate_dims): Add LEVEL arg, don't return level.
32020 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32021 oacc_validate_dims.
32022 (execute_oacc_device_lower): Adjust, add more dump output.
32023 * tree-ssa-loop.c (gate_oacc_kernels): Use
32024 oacc_fn_attrib_kernels_p.
32025 * tree-parloops.c (create_parallel_loop): Adjust
32026 set_oacc_fn_attrib call.
32028 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32031 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32032 (append_compiler_options): Handle -fcilkplus.
32033 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32035 2016-01-26 Nick Clifton <nickc@redhat.com>
32038 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32039 been marked as DECL_ONE_ONLY but we do not the means to make it
32040 so, then do not allow it to bind locally.
32042 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32045 * opts.h (parse_sanitizer_options): New prototype.
32046 * opts.c (sanitizer_opts): New array.
32047 (parse_sanitizer_options): New function.
32048 (common_handle_option): Use parse_sanitizer_options.
32050 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32053 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32054 alignment adjustment to ...
32055 (ix86_update_stack_boundary): Here. Don't over-align stack for
32057 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32058 if __tls_get_addr is called.
32060 2016-01-26 Christian Bruel <christian.bruel@st.com>
32062 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32064 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32066 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32068 2016-01-26 Richard Biener <rguenther@suse.de>
32070 PR middle-end/69467
32071 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32073 2016-01-26 Richard Biener <rguenther@suse.de>
32075 PR tree-optimization/69452
32076 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32077 (move_computations_dom_walker::before_dom_children): Rename
32079 (move_computations_worker): This.
32080 (move_computations): Perform an RPO rather than a DOM walk.
32082 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32085 * combine.c (combine_instructions): For REG_EQUAL note with
32086 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32087 to the underlying register.
32088 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32089 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32091 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32094 * config/aarch64/aarch64-builtins.c
32095 (aarch64_init_simd_builtin_types): Do not set structural
32096 equality to __Poly{8,16,64,128}_t types.
32098 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32100 PR tree-optimization/69400
32101 * wide-int.cc (wi_pack): Take the precision as argument and
32102 perform canonicalization here rather than in the callers.
32103 Use the main loop to handle all full-width HWIs. Add a
32104 zero HWI if in_len isn't a full result.
32105 (wi::divmod_internal): Update accordingly.
32106 (wi::mul_internal): Likewise. Simplify.
32108 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32109 Sebastian Pop <s.pop@samsung.com>
32111 * graphite-poly.c (apply_poly_transforms): Simplify.
32112 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32113 (print_isl_map): Same.
32114 (print_isl_union_map): Same.
32115 (print_isl_schedule): New.
32116 (debug_isl_schedule): New.
32117 * graphite-dependences.c (scop_get_reads): Do not call
32118 isl_union_map_add_map that is undocumented isl functionality.
32119 (scop_get_must_writes): Same.
32120 (scop_get_may_writes): Same.
32121 (scop_get_original_schedule): Remove.
32122 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32123 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32124 (compute_deps): Remove.
32125 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32126 (debug_schedule_ast): New.
32127 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32128 set_separate_option.
32129 (graphite_regenerate_ast_isl): Add dump.
32130 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32131 from scop->transformed_schedule.
32132 (graphite_regenerate_ast_isl): Add more dump.
32133 * graphite-optimize-isl.c (optimize_isl): Set
32134 scop->transformed_schedule. Check whether schedules are equal.
32135 (apply_poly_transforms): Move here.
32136 * graphite-poly.c (apply_poly_transforms): ... from here.
32137 (free_poly_bb): Static.
32138 (free_scop): Static.
32139 (pbb_number_of_iterations_at_time): Remove.
32140 (print_isl_ast): New.
32141 (debug_isl_ast): New.
32142 (debug_scop_pbb): New.
32143 * graphite-scop-detection.c (print_edge): Move.
32144 (print_sese): Move.
32145 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32146 (build_scop_scattering): Remove.
32147 (create_pw_aff_from_tree): Assert instead of bailing out.
32148 (add_condition_to_pbb): Remove unused code, do not fail.
32149 (add_conditions_to_domain): Same.
32150 (add_conditions_to_constraints): Remove.
32151 (build_scop_context): New.
32152 (add_iter_domain_dimension): New.
32153 (build_iteration_domains): Initialize pbb->iterators.
32154 Call add_conditions_to_domain.
32157 (index_outermost_in_loop): New.
32158 (index_pbb_in_loop): New.
32159 (outermost_pbb_in): New.
32160 (add_in_sequence): New.
32161 (add_outer_projection): New.
32162 (outer_projection_mupa): New.
32163 (add_loop_schedule): New.
32164 (build_schedule_pbb): New.
32165 (build_schedule_loop): New.
32166 (embed_in_surrounding_loops): New.
32167 (build_schedule_loop_nest): New.
32168 (build_original_schedule): New.
32169 (build_poly_scop): Call build_original_schedule.
32170 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32171 (free_poly_dr): Remove.
32172 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32173 (free_poly_bb): Remove.
32174 (debug_loop_vec): Remove.
32175 (print_isl_ast): Declare.
32176 (debug_isl_ast): Declare.
32177 (scop_do_interchange): Remove.
32178 (scop_do_strip_mine): Remove.
32179 (scop_do_block): Remove.
32180 (flatten_all_loops): Remove.
32181 (optimize_isl): Remove.
32182 (pbb_number_of_iterations_at_time): Remove.
32183 (debug_scop_pbb): Declare.
32184 (print_schedule_ast): Declare.
32185 (debug_schedule_ast): Declare.
32186 (struct scop): Remove schedule. Add original_schedule,
32187 transformed_schedule.
32188 (free_gimple_poly_bb): Remove.
32189 (print_generated_program): Remove.
32190 (debug_generated_program): Remove.
32191 (unify_scattering_dimensions): Remove.
32192 * sese.c (print_edge): ... here.
32193 (print_sese): ... here.
32194 (debug_edge): ... here.
32195 (debug_sese): ... here.
32196 * sese.h (print_edge): Declare.
32197 (print_sese): Declare.
32198 (dump_edge): Declare.
32199 (dump_sese): Declare.
32201 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32202 Sebastian Pop <s.pop@samsung.com>
32204 * Makefile.in: Set ISLVER in site.exp.
32206 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32208 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32209 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32210 through DECL_VALUE_EXPR for expansion.
32212 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32214 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32215 the frame info after reload completed.
32217 2016-01-25 Jeff Law <law@redhat.com>
32219 PR tree-optimization/69196
32220 PR tree-optimization/68398
32221 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32222 tree-ssa-threadupdate.c.
32223 (determine_bb_domination_status): Prototype
32224 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32225 (determine_bb_domination_status): No longer static.
32226 (valid_jump_thread_path): Remove code to detect characteristics
32227 of the jump thread path not associated with correctness.
32228 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32229 Correct test for thread path length. Count PHIs for real operands as
32230 statements that need to be copied. Do not count ASSERT_EXPRs.
32231 Look at all the blocks in the thread path. Compute and selectively
32232 filter thread paths based on threading through the latch, threading
32233 a multiway branch or crossing a multiway branch.
32235 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32237 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32238 decl with __attribute__ ((unused)) annotation.
32240 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32243 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32244 of operands is compatible with a statement vectype.
32246 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32248 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32249 improve wording for mixed storage order support.
32251 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32253 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32254 (vcvt_u64_f64): Likewise.
32255 (vcvta_s64_f64): Likewise.
32256 (vcvta_u64_f64): Likewise.
32257 (vcvtm_s64_f64): Likewise.
32258 (vcvtm_u64_f64): Likewise.
32259 (vcvtn_s64_f64): Likewise.
32260 (vcvtn_u64_f64): Likewise.
32261 (vcvtp_s64_f64): Likewise.
32262 (vcvtp_u64_f64): Likewise.
32264 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32266 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32267 (arc_init): Check validity mll64 option.
32268 (arc_save_restore): Use double load/store instruction.
32269 (arc_expand_movmem): Likewise.
32270 (arc_split_move): Don't split if we have double load/store
32271 instructions. Returns a boolean.
32272 (arc_process_double_reg_moves): Change function to return boolean
32273 instead of a sequence of instructions.
32274 (arc_dwarf_register_span): New function.
32275 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32276 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32277 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32278 (*movdf_insn): Likewise.
32279 * config/arc/arc.opt (mll64): New option.
32280 * config/arc/predicates.md (even_register_operand): New predicate.
32281 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32283 2016-01-25 Richard Biener <rguenther@suse.de>
32286 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32287 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32289 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32291 2016-01-25 Richard Biener <rguenther@suse.de>
32293 PR tree-optimization/69376
32294 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32296 (VN_INFO_ANTI_RANGE_P): New inline.
32297 (VN_INFO_RANGE_TYPE): Likewise.
32298 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32299 SSA_NAME_ANTI_RANGE_P.
32300 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32301 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32302 Properly query VN_INFO_RANGE_TYPE.
32304 2016-01-25 Nick Clifton <nickc@redhat.com>
32307 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32309 2016-01-23 Tom de Vries <tom@codesourcery.com>
32311 PR tree-optimization/69426
32312 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32315 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32317 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32318 "the the" with "the" in the comments.
32319 * ipa-devirt.c (build_type_inheritance_graph,
32320 update_type_inheritance_graph): Likewise.
32321 * tree.c (build_function_type_list_1): Likewise.
32322 * cfgloopmanip.c (scale_loop_profile): Likewise.
32323 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32324 * gimple-ssa-split-paths.c
32325 (find_block_to_duplicate_for_splitting_paths): Likewise.
32326 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32327 * expr.c (convert_move): Likewise.
32328 * var-tracking.c (vt_stack_adjustments): Likewise.
32329 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32330 * tree-vrp.c (test_for_singularity): Likewise.
32332 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32333 directly instead of building a temporary tree.
32336 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32337 remove <algorithm> include.
32339 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32342 * config/i386/i386.c: Include dojump.h.
32343 (expand_small_movmem_or_setmem,
32344 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32346 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32347 if dynamic_check != -1.
32349 2016-01-21 Jeff Law <law@redhat.com>
32351 PR middle-end/69347
32352 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32353 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32354 into dominated_by_p.
32355 (cprop_into_successor_phis): Avoid unnecessary tests.
32357 2016-01-22 Richard Henderson <rth@redhat.com>
32360 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32361 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32363 2016-01-22 Michael Matz <matz@suse.de>
32365 * system.h (string, algorithm): Include only conditionally.
32366 (new): Include always under C++.
32367 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32368 * final.c (toplevel): Ditto.
32369 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32370 * genconditions.c (write_header): Make gencondmd.c define
32372 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32374 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32375 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32377 2016-01-22 Christian Bruel <christian.bruel@st.com>
32380 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32382 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32385 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32386 define_insn_and_split. Ensure operands[1] and operands[0] do not
32387 get assigned the same register.
32389 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32391 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32393 2016-01-22 Christian Bruel <christian.bruel@st.com>
32395 * config/arm/arm-c.c (arm_pragma_target_parse):
32396 Remove warn_builtin_macro_redefined overwrite.
32398 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32400 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32401 flag_non_call_exceptions compatibility.
32403 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32406 * dwarf2out.c (add_child_die_after): New function.
32407 (dwarf_qual_info_t): New type.
32408 (dwarf_qual_info): New variable.
32409 (qualified_die_p): New function.
32410 (modified_type_die): For -fdebug-types-section, ensure
32411 canonical order of qualifiers. Put qualified DIEs adjacent
32412 to the corresponding non-qualified type DIE and search there
32413 for existing qualified DIEs.
32415 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32417 * doc/extend.texi (scalar_storage_order type attribute): Document
32418 restriction on type punning and aliasing, and remove future tense.
32420 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32423 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32426 2016-01-21 Jeff Law <law@redhat.com>
32428 PR middle-end/69347
32429 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32430 useless call to record_temporary_equivalences.
32431 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32432 allocate 10 slots in the bb_path vector and let it grow as needed.
32433 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32436 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32438 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32440 * configure: Regenerate.
32442 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32444 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32445 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32447 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32449 PR middle-end/66178
32450 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32451 drop EXPAND_INITIALIZER.
32452 * rtl.h (contains_symbolic_reference_p): Declare.
32453 * rtlanal.c (contains_symbolic_reference_p): New function.
32454 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32455 a subtraction into a NOT if symbolic constants are involved.
32457 2016-01-21 Anton Blanchard <anton@samba.org>
32458 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32461 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32463 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32466 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32468 * config/microblaze/microblaze.c
32469 (get_branch_target): New.
32470 (insert_wic_for_ilb_runout): New.
32472 (microblaze_machine_dependent_reorg): New.
32473 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32474 * config/microblaze/microblaze.md
32475 (UNSPEC_IPREFETCH): Define.
32476 (iprefetch): New pattern
32477 * config/microblaze/microblaze.opt
32478 (mxl-prefetch): New flag.
32480 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32482 * config/microblaze/microblaze.h
32483 (FIXED_REGISTERS): Update in macro.
32484 (CALL_USED_REGISTERS): Update in macro.
32486 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32488 PR rtl-optimization/68920
32489 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32492 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32494 PR rtl-optimization/68990
32495 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32496 pseudo instead of inheritance ones.
32498 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32499 Nick Clifton <nickc@redhat.com>
32503 * config/mips/mips.c (mips_compute_frame_info): Initialise
32504 args_size and hard_frame_pointer_offset fields of the frame
32505 structure before calling mips_global_pointer.
32507 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32509 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32511 * configure: Regenerate.
32513 2016-01-21 Richard Biener <rguenther@suse.de>
32515 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32517 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32519 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32520 to actually emit the .size directive.
32522 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32523 Jakub Jelinek <jakub@redhat.com>
32527 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32528 args array size by one to avoid buffer overflow.
32530 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32532 * config/s390/s390.md (pool_section_start): Use switch_to_section
32533 to select proper read-only data section instead of hardcoding
32535 (pool_section_end): Use switch_to_section to match the above.
32537 2016-01-21 Richard Biener <rguenther@suse.de>
32539 PR tree-optimization/69378
32540 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32541 (set_ssa_val_to): Use it for dominance checks taking into
32542 account not executable edges.
32544 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32547 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32548 for bitsize instead of GET_MODE_PRECISION (mode).
32550 2016-01-20 Martin Sebor <msebor@redhat.com>
32553 * extend.texi (__sync Builtins): Clarify the semantics of
32554 __sync_fetch_and_OP built-ins on pointers.
32555 (__atomic Builtins): Same.
32557 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32558 Sebastian Pop <s.pop@samsung.com>
32560 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32561 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32562 (is_valid_rename): Same.
32563 (translate_isl_ast_to_gimple::get_rename): Same.
32564 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32565 (translate_isl_ast_to_gimple::rename_uses): Same.
32566 (get_new_name): Check for close_phi nodes.
32567 (copy_loop_phi_args): Use phi_node_kind.
32568 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32569 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32571 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32572 Sebastian Pop <s.pop@samsung.com>
32574 Revert commit r229783.
32575 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32576 Remove use of parameter_rename_map.
32577 (copy_def): Remove.
32578 (copy_internal_parameters): Remove.
32579 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32580 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32581 (free_sese_info): Do not free parameter_rename_map.
32582 (set_rename): Do not use parameter_rename_map.
32583 (rename_uses): Update call to set_rename.
32584 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32585 * sese.h (parameter_rename_map_t): Remove.
32586 (struct sese_info_t): Remove field parameter_rename_map.
32588 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32589 Sebastian Pop <s.pop@samsung.com>
32591 * graphite-isl-ast-to-gimple.c: Fix comment.
32592 * graphite-scop-detection.c (defined_in_loop_p): New.
32593 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32594 names defined in loop.
32596 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32597 Sebastian Pop <s.pop@samsung.com>
32599 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32600 Discard unstructured if-then-else regions.
32602 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32603 Sebastian Pop <s.pop@samsung.com>
32605 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32606 (cleanup_loop_iter_dom): Remove.
32607 (build_loop_iteration_domains): Remove.
32608 (build_scop_context): Remove.
32609 (build_scop_iteration_domain): Remove.
32610 (add_loop_constraints): New.
32611 (build_iteration_domains): New.
32612 (build_poly_scop): Call build_iteration_domains.
32614 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32615 Sebastian Pop <s.pop@samsung.com>
32617 * graphite-scop-detection.c
32618 (scop_detection::harmful_loop_in_region): Free dom and loops.
32619 (scop_detection::loop_body_is_valid_scop): Free bbs.
32621 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32622 Sebastian Pop <s.pop@samsung.com>
32624 * graphite-scop-detection.c (record_loop_in_sese): New.
32625 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32626 (build_scops): Remove call to build_sese_loop_nests.
32627 * sese.c (sese_record_loop): Remove.
32628 (build_sese_loop_nests): Remove.
32629 (new_sese_info): Remove region->loops.
32630 (free_sese_info): Same.
32631 * sese.h (sese_contains_loop): Same.
32632 (build_sese_loop_nests): Remove.
32633 (sese_contains_loop): Remove.
32635 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32636 Sebastian Pop <s.pop@samsung.com>
32638 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32639 loop_is_valid_in_scop.
32640 (scop_detection::harmful_stmt_in_region): Renamed
32641 harmful_loop_in_region.
32642 Call loop_is_valid_in_scop.
32644 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32645 Sebastian Pop <s.pop@samsung.com>
32647 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32650 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32651 Sebastian Pop <s.pop@samsung.com>
32653 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32654 * graphite.h (struct poly_bb): Remove field is_reduction.
32655 (PBB_IS_REDUCTION): Remove.
32657 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32658 Sebastian Pop <s.pop@samsung.com>
32660 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32661 (add_pdr_constraints): Same.
32662 (scop_get_reads): Same.
32663 (scop_get_must_writes): Same.
32664 (scop_get_may_writes): Same.
32665 (scop_get_original_schedule): Same.
32666 (extend_schedule): Same.
32667 (apply_schedule_on_deps): Same.
32668 (carries_deps): Same.
32669 (compute_deps): Same.
32670 (scop_get_dependences): Same.
32671 * graphite-isl-ast-to-gimple.c
32672 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32673 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32674 (get_schedule_for_band_list): Same.
32675 (get_schedule_map): Same.
32676 (apply_schedule_map_to_scop): Same.
32677 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32678 (build_loop_iteration_domains): Same.
32679 (add_condition_to_pbb): Same.
32680 (add_param_constraints): Same.
32681 (pdr_add_memory_accesses): Same.
32682 (pdr_add_data_dimensions): Same.
32684 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32686 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32689 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32691 * common.opt (feliminate-dwarf2-dups): Replace references to
32692 "DWARF 2" with just "DWARF".
32693 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32694 * doc/extend.texi: Likewise.
32695 * doc/cpp.texi: Likewise.
32696 * doc/invoke.texi: Likewise.
32697 (Option Summary): Add -gdwarf to list of Debugging Options.
32698 (Debugging Options): Document -gdwarf.
32699 * doc/contrib.texi: Spell "DWARF" like that.
32701 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32703 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32704 warning. Fix up formatting.
32706 PR middle-end/67653
32707 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32708 attempt to mark memory input operand addressable and
32709 call prepare_gimple_addressable in that case. Don't adjust
32710 input_location for diagnostics, use error_at instead.
32712 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32714 * config/rs6000/ppc-auxv.h: New file.
32715 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32716 (cpu_is): Likewise.
32717 (cpu_supports): Likewise.
32718 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32719 (cpu_is_info): New variable.
32720 (cpu_supports_info): Likewise.
32721 (tcb_verification_symbol): Likewise.
32722 (cpu_builtin_p): Likewise.
32723 (cpu_expand_builtin): New function.
32724 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32725 (rs6000_init_builtins): Likewise.
32726 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32727 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32728 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32729 * configure: Regenerate.
32730 * config.in: Likewise.
32731 * doc/extend.texi (PowerPC Built-in Functions): Document
32732 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32734 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32737 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32739 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32742 2016-01-20 Richard Henderson <rth@redhat.com>
32748 * tree.c (tm_define_builtin): New.
32749 (find_tm_vector_type): New.
32750 (build_tm_vector_builtins): New.
32751 (build_common_builtin_nodes): Call it.
32753 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32755 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32756 (arm_fp_ok): Likewise.
32757 (arm_fp): Likewise.
32758 (arm_crypto): Likewise.
32760 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32761 Richard Biener <rguenther@suse.de>
32763 PR tree-optimization/69328
32764 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32765 vectors have same number of elements.
32766 (vectorizable_condition): Fix masked version recognition.
32768 2016-01-20 Richard Biener <rguenther@suse.de>
32770 PR tree-optimization/69345
32771 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32772 (VN_INFO_PTR_INFO): Likewise.
32773 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32774 info when it is equal between non-dominating SSA names.
32775 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32776 Make sure to look at original SSA infos.
32778 2016-01-20 Jeff Law <law@redhat.com>
32781 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32783 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32784 (pc_or_label_operand): New predicate.
32785 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32786 tests for small integers that are 2^n - 1.
32788 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32790 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32792 2016-01-19 Jeff Law <law@redhat.com>
32794 PR middle-end/69347
32795 * tree-ssa-threadbackwards.c
32796 (fsm_find_control_statement_thread_paths): Do not try to lookup
32797 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32799 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32801 * doc/lto.texi: Remove text that says only Gold has linker plugin
32804 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32806 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32807 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32808 the DIE accordingly.
32809 (modified_type_die): Add REVERSE parameter and pass it recursively,
32810 as well as to base_type_die. Adjust presence check accordingly.
32811 (base_type_for_mode): Adjust call to modified_type_die.
32812 (add_type_attribute): Add REVERSE parameter and pass it to
32814 (generic_parameter_die): Adjust call to add_type_attribute.
32815 (add_scalar_info): Likewise.
32816 (add_subscript_info): Likewise.
32817 (gen_array_type_die): Likewise.
32818 (gen_descr_array_type_die): Likewise.
32819 (gen_entry_point_die): Likewise.
32820 (gen_enumeration_type_die): Likewise.
32821 (gen_formal_parameter_die): Likewise.
32822 (gen_subprogram_die): Likewise.
32823 (gen_variable_die ): Likewise.
32824 (gen_const_die): Likewise.
32825 (gen_field_die): Likewise.
32826 (gen_pointer_type_die): Likewise.
32827 (gen_reference_type_die): Likewise.
32828 (gen_ptr_to_mbr_type_die): Likewise.
32829 (gen_inheritance_die): Likewise.
32830 (gen_subroutine_type_die): Likewise.
32831 (gen_typedef_die): Likewise.
32832 (force_type_die): Adjust call to modified_type_die.
32834 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32836 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32837 flow throughout the file. Fix broken link to Objective-C 2.0
32839 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32842 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32844 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32846 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32849 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32850 (maybe_record_node): Record cxa_pure_virtual as the only possible
32851 target if there are not ohter candidates.
32852 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32854 2016-01-19 Richard Biener <rguenther@suse.de>
32856 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32857 (get_memory_order): Likewise.
32859 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32861 * tree-vect-stmts.c (vectorizable_store): Check
32864 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32867 * gcc.c (driver::decode_argv): Add call to
32868 init_opts_obstack before init_options_struct.
32869 * opts.c (init_opts_obstack): Remove idempotency.
32870 (init_options_struct): Replace call to init_opts_obstack
32871 with a gcc_assert to verify that it has already been called.
32872 * toplev.c (toplev::main): Add call to init_opts_obstack before
32873 calls to init_options_struct.
32874 (toplev::finalize): Move cleanup of opts_obstack next to
32875 cleanup of save_decoded_options, clearing the latter, and
32876 save_decoded_options_count.
32878 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32881 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32882 attribute to unconditional. Remove %? from output template.
32884 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32885 Jiong Wang <jiong.wang@arm.com>
32887 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32888 generated from different expand order.
32890 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32892 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32893 Add support for CCMP costing.
32895 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32897 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32898 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32899 (fccmpe<mode>): Likewise.
32900 (fcmp): Rename to fcmp and globalize pattern.
32902 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32903 (aarch64_gen_ccmp_next): Add FP support.
32905 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32907 * target.def (gen_ccmp_first): Update documentation.
32908 (gen_ccmp_next): Likewise.
32909 * doc/tm.texi (gen_ccmp_first): Update documentation.
32910 (gen_ccmp_next): Likewise.
32911 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32912 expand_ccmp_expr_1. Improve comments.
32913 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32914 (ccmp_ior<mode>): Remove pattern.
32915 (cmp<mode>): Remove expand.
32916 (cmp): Globalize pattern.
32917 (cstorecc4): Use cc_register.
32918 (mov<mode>cc): Remove ccmp_cc_register check.
32919 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32920 Simplify after removal of CC_DNE/* modes.
32921 (aarch64_ccmp_mode_to_code): Remove.
32922 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32923 In 'k' case use integer as condition.
32924 (aarch64_nzcv_codes): Remove inverted cases.
32925 (aarch64_code_to_ccmode): Remove.
32926 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32927 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32928 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32929 pattern. Return the comparison with CC register. Invert conditions
32930 when bitcode is OR.
32931 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32932 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32934 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32936 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32937 instrumented_version.
32939 2016-01-19 Richard Biener <rguenther@suse.de>
32941 PR tree-optimization/69336
32942 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32943 handled components with get_ref_base_and_extent.
32944 (equal_mem_array_ref_p): Adjust.
32946 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32949 * shrink-wrap.c: Include valtrack.h.
32950 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32951 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32952 in between insn and where it will be moved to. Call
32953 dead_debug_insert_temp.
32954 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32955 first and dead_debug_local_finish at the end.
32956 For uses and defs bitmap, handle all regs in between REGNO and
32957 END_REGNO, not just the first one.
32959 2016-01-19 Richard Biener <rguenther@suse.de>
32961 PR tree-optimization/69352
32962 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32963 (equal_mem_array_ref_p): Constrain size and max size properly.
32964 Compare the reverse flag.
32966 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32968 * ira.c (ira): Update regstat data if we deleted insns.
32970 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32972 PR rtl-optimization/68955
32973 PR rtl-optimization/64557
32974 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32975 here. Fix up formatting.
32976 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32978 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32981 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32982 assume that the node has body.
32983 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32986 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32988 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32991 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32993 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32994 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32996 2016-01-19 Martin Jambor <mjambor@suse.cz>
32997 Martin Liska <mliska@suse.cz>
32998 Michael Matz <matz@suse.de>
33000 * Makefile.in (OBJS): Add new source files.
33001 (GTFILES): Add hsa.c.
33002 * common.opt (disable_hsa): New variable.
33003 (-Whsa): New warning.
33004 * config.in (ENABLE_HSA): New.
33005 * configure.ac: Treat hsa differently from other accelerators.
33006 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33007 $enable_offloading.
33008 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33009 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33010 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33011 --with-hsa-kmt-lib.
33012 * doc/invoke.texi (-Whsa): Document.
33013 (hsa-gen-debug-stores): Likewise.
33014 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33015 to invoke offload compiler for hsa acclerator.
33016 * opts.c (common_handle_option): Determine whether HSA offloading
33017 should be performed.
33018 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33019 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33020 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33021 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33022 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33023 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33024 GF_OMP_FOR_KIND_GRID_LOOP.
33025 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33026 (pp_gimple_stmt_1): Likewise.
33027 * gimple-walk.c (walk_gimple_stmt): Likewise.
33028 * gimple.c (gimple_build_omp_grid_body): New function.
33029 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33030 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33031 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33032 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33033 GF_OMP_TEAMS_GRID_PHONY.
33034 (gimple_statement_omp_single_layout): Updated comments.
33035 (gimple_build_omp_grid_body): New function.
33036 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33037 (gimple_omp_for_grid_phony): New function.
33038 (gimple_omp_for_set_grid_phony): Likewise.
33039 (gimple_omp_parallel_grid_phony): Likewise.
33040 (gimple_omp_parallel_set_grid_phony): Likewise.
33041 (gimple_omp_teams_grid_phony): Likewise.
33042 (gimple_omp_teams_set_grid_phony): Likewise.
33043 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33044 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33045 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33046 (BUILT_IN_GOMP_TARGET): Updated type.
33047 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33048 (adjust_for_condition): New function.
33049 (get_omp_for_step_from_incr): Likewise.
33050 (extract_omp_for_data): Moved parts to adjust_for_condition and
33051 get_omp_for_step_from_incr.
33052 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33053 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33054 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33055 (scan_omp_parallel): Do not create child functions for phony
33057 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33058 (scan_omp_1_op): Checking assert we are not remapping to
33059 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33060 (parallel_needs_hsa_kernel_p): New function.
33061 (expand_parallel_call): Register apprpriate parallel child
33062 functions as HSA kernels.
33063 (grid_launch_attributes_trees): New type.
33064 (grid_attr_trees): New variable.
33065 (grid_create_kernel_launch_attr_types): New function.
33066 (grid_insert_store_range_dim): Likewise.
33067 (grid_get_kernel_launch_attributes): Likewise.
33068 (get_target_argument_identifier_1): Likewise.
33069 (get_target_argument_identifier): Likewise.
33070 (get_target_argument_value): Likewise.
33071 (push_target_argument_according_to_value): Likewise.
33072 (get_target_arguments): Likewise.
33073 (expand_omp_target): Call get_target_arguments instead of looking
33074 up for teams and thread limit.
33075 (grid_expand_omp_for_loop): New function.
33076 (grid_arg_decl_map): New type.
33077 (grid_remap_kernel_arg_accesses): New function.
33078 (grid_expand_target_kernel_body): New function.
33079 (expand_omp): Call it.
33080 (lower_omp_for): Do not emit phony constructs.
33081 (lower_omp_taskreg): Do not emit phony constructs but create for them
33082 a temporary variable receiver_decl.
33083 (lower_omp_taskreg): Do not emit phony constructs.
33084 (lower_omp_teams): Likewise.
33085 (lower_omp_grid_body): New function.
33086 (lower_omp_1): Call it.
33087 (grid_reg_assignment_to_local_var_p): New function.
33088 (grid_seq_only_contains_local_assignments): Likewise.
33089 (grid_find_single_omp_among_assignments_1): Likewise.
33090 (grid_find_single_omp_among_assignments): Likewise.
33091 (grid_find_ungridifiable_statement): Likewise.
33092 (grid_target_follows_gridifiable_pattern): Likewise.
33093 (grid_remap_prebody_decls): Likewise.
33094 (grid_copy_leading_local_assignments): Likewise.
33095 (grid_process_kernel_body_copy): Likewise.
33096 (grid_attempt_target_gridification): Likewise.
33097 (grid_gridify_all_targets_stmt): Likewise.
33098 (grid_gridify_all_targets): Likewise.
33099 (execute_lower_omp): Call grid_gridify_all_targets.
33100 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33101 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33102 (tree_omp_clause): Added union field dimension.
33103 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33104 * tree.c (omp_clause_num_ops): Added number of arguments of
33105 OMP_CLAUSE__GRIDDIM_.
33106 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33107 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33108 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33109 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33110 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33111 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33112 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33113 * tree-pass.h (make_pass_gen_hsail): Declare.
33114 (make_pass_ipa_hsa): Likewise.
33115 * ipa-hsa.c: New file.
33116 * lto-section-in.c (lto_section_name): Add hsa section name.
33117 * lto-streamer.h (lto_section_type): Add hsa section.
33118 * timevar.def (TV_IPA_HSA): New.
33119 * hsa-brig-format.h: New file.
33120 * hsa-brig.c: New file.
33121 * hsa-dump.c: Likewise.
33122 * hsa-gen.c: Likewise.
33125 * toplev.c (compile_file): Call hsa_output_brig.
33126 * hsa-regalloc.c: New file.
33128 2016-01-18 Jeff Law <law@redhat.com>
33130 PR tree-optimization/69320
33131 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33132 ranged object, do nothing if the RHS constant is not [0..1].
33133 (optimize_stmt): Comparing a boolean ranged object against a
33134 constant outside [0..1] results in a compile-time constant.
33136 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33139 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33141 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33142 (Option Summary): Update to reflect new section and moved options.
33143 (C++ Dialect Options): Move -fstats to new section.
33144 (Debugging Options): Move all dump, statistics, and other GCC
33145 developer options to new section. Rewrite section introduction
33146 and re-order remaining options to put the more basic ones first.
33147 (Optimization Options): Move -fira-verbose and -flto-report* to
33149 (Developer Options): New section incorporating moved options.
33150 * doc/cppopts.texi (-dM): Update cross-reference.
33152 2016-01-18 Richard Henderson <rth@redhat.com>
33155 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33156 operands to pseudo only if CSE is expected. Split long immediate
33157 operands only after reload, and for the stack pointer.
33158 (*add<GPI>3_pluslong): Remove.
33159 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33160 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33161 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33162 (*add<GPI>3 peepholes): New.
33163 (*add<GPI>3 splitters): New.
33164 * config/aarch64/constraints.md (Upl): New.
33165 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33167 2016-01-18 Richard Biener <rguenther@suse.de>
33169 PR tree-optimization/69297
33170 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33172 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33174 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33176 PR middle-end/68542
33177 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33178 of mixind vector and scalar types.
33179 (fold_relational_const): Add handling of vector
33180 comparison with boolean result.
33181 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33182 comparison of vector operands with boolean result for EQ/NE only.
33183 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33184 (verify_gimple_cond): Likewise.
33185 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33188 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33190 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33193 2016-01-18 Richard Biener <rguenther@suse.de>
33195 PR middle-end/69308
33196 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33198 2016-01-18 Tom de Vries <tom@codesourcery.com>
33200 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33202 2016-01-18 Tom de Vries <tom@codesourcery.com>
33204 * omp-low.c (set_oacc_fn_attrib): Make extern.
33205 * omp-low.h (set_oacc_fn_attrib): Declare.
33206 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33207 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33208 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33209 Add and handle function parameter oacc_kernels_p.
33210 (find_reduc_addr, get_omp_data_i_param): New function.
33211 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33212 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33213 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33214 Calculate dominance info. Skip loops that are not in a kernels region
33215 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33216 (pass_parallelize_loops::execute): Call parallelize_loops with
33217 oacc_kernels_p argument.
33218 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33219 New member function.
33220 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33221 * passes.def: Add argument to pass_parallelize_loops instantation.
33223 2016-01-18 Tom de Vries <tom@codesourcery.com>
33225 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33226 pass_parallelize_loops to be run outside the loop pipeline.
33228 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33230 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33231 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33233 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33236 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33237 using get_ref_base_and_extent.
33238 (equal_mem_array_ref_p): New.
33239 (hashable_expr_equal_p): Add call to previous.
33241 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33244 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33245 (sra_initialize): Allocate disqualified_constants.
33246 (sra_deinitialize): Free disqualified_constants.
33247 (disqualify_candidate): Update disqualified_constants when appropriate.
33248 (create_access): Scan for constant-pool entries as we go along.
33249 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33250 (maybe_add_sra_candidate): Allow constant-pool entries.
33251 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33252 (initialize_constant_pool_replacements): New.
33253 (sra_modify_assign): Avoid mangling assignments created by previous,
33254 and don't generate writes into constant pool.
33255 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33257 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33259 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33260 andnot instruction.
33261 (scalar_chain::convert_op): Likewise.
33262 * config/i386/i386.md (*andndi3_doubleword): New.
33264 2016-01-18 Richard Biener <rguenther@suse.de>
33266 PR tree-optimization/69170
33267 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33268 building a vector from scalar results of a pattern stmt.
33270 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33272 * haifa-sched.c (autopref_multipass_init): Work around
33273 -Wmaybe-uninitialized warning.
33275 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33277 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33278 against the constant 0.
33280 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33282 PR tree-optimization/68799
33283 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33284 look up phi candidates in the statement-candidate map.
33285 (phi_add_costs): Likewise.
33286 (record_phi_increments): Likewise.
33287 (phi_incr_cost): Likewise.
33288 (ncd_with_phi): Likewise.
33289 (all_phi_incrs_profitable): Likewise.
33291 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33293 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33294 -Wmaybe-uninitialized warning.
33296 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33298 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33299 (Option Summary): Update to reflect new section and moved options.
33300 (C++ Dialect Options): Move -fvtable-verify and related options.
33301 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33302 and profiling-related options.
33303 (Optimization Options): Move profile generation options and
33304 -fstack-protector and related options.
33305 (Instrumentation Options): New section incorporating moved options.
33306 (Code Generation Options): Move -finstrument-functions and
33307 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33309 2016-01-16 Tom de Vries <tom@codesourcery.com>
33311 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33313 2016-01-16 Tom de Vries <tom@codesourcery.com>
33315 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33317 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33319 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33320 that checks whether the table is already empty. Rename the
33321 original implementation to...
33322 (hash_table::empty_slot): ...this new private function.
33324 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33326 PR diagnostic/68899
33327 * diagnostic-show-locus.c (layout::print_source_line): Move x
33328 offset of line until after call to
33329 get_line_width_without_trailing_whitespace.
33331 2016-01-15 Jeff Law <law@redhat.com>
33333 PR tree-optimization/69270
33334 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33335 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33336 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33337 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33338 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33339 ssa_name_has_boolean_range and constant_boolean_node.
33341 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33343 PR rtl-optimization/69030
33344 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33346 (spill_pseudos): Delete debug insn for dead pseudo.
33347 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33349 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33351 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33353 (TYPES_UNOPUS): Likewise.
33354 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33355 builtin type, from UNOP to UNOPUS.
33356 (lbtruncuv4sf): Likewise.
33357 (lbtruncuv2df): Likewise.
33358 (lrounduv2sf): Likewise.
33359 (lrounduv4sf): Likewise.
33360 (lrounduv2df): Likewise.
33361 (lroundusf): Likewise.
33362 (lroundusf): Likewise.
33363 (lceiluv2sf): Likewise.
33364 (lceiluv4sf): Likewise.
33365 (lceiluv2df): Likewise.
33366 (lceilusf): Likewise.
33367 (lceiludf): Likewise.
33368 (lflooruv2sf): Likewise.
33369 (lflooruv4sf): Likewise.
33370 (lflooruv2df): Likewise.
33371 (lfloorusf): Likewise.
33372 (lfloorudf): Likewise.
33373 (lfrintnuv2sf): Likewise.
33374 (lfrintnuv4sf): Likewise.
33375 (lfrintnuv2df): Likewise.
33376 (lfrintnusf): Likewise.
33377 (lfrintnudf): Likewise.
33378 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33380 (vcvtq_u32_f32): Likewise.
33381 (vcvtq_u64_f64): Likewise.
33382 (vcvta_u32_f32): Likewise.
33383 (vcvtaq_u32_f32): Likewise.
33384 (vcvtaq_u64_f64): Likewise.
33385 (vcvtm_u32_f32): Likewise.
33386 (vcvtmq_u32_f32): Likewise.
33387 (vcvtmq_u64_f64): Likewise.
33388 (vcvtn_u32_f32): Likwise.
33389 (vcvtnq_u32_f32): Likewise.
33390 (vcvtnq_u64_f64): Likewise.
33391 (vcvtp_u32_f32): Likewise.
33392 (vcvtpq_u32_f32): Likewise.
33393 (vcvtpq_u64_f64): Likewise.
33394 (vcvtmd_u64_f64): Likewise.
33395 (vcvtms_u32_f32): Likewise.
33396 (vcvtad_u64_f64): Likewise.
33397 (vcvtas_u32_f32): Likewise.
33398 (vcvtnd_u64_f64): Likewise.
33399 (vcvtns_u32_f32): Likewise.
33400 (vcvtpd_u64_f64): Likewise.
33401 (vcvtps_u32_f32): Likewise.
33403 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33405 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33406 CSEL of zero_extended registers.
33408 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33410 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33411 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33413 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33415 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33416 false when argument string is not found in the attributes table
33419 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33422 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33423 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33424 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33425 precision estimate.
33427 2016-01-15 Richard Biener <rguenther@suse.de>
33429 PR tree-optimization/66856
33430 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33431 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33432 (vect_create_new_slp_node): Increment stmt reference count.
33433 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33434 an SLP tree before swapping operands.
33435 (vect_build_slp_tree): Likewise.
33436 (destroy_bb_vec_info): Free stmt info after SLP instances.
33437 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33438 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33439 (STMT_VINFO_NUM_SLP_USES): New macro.
33441 2016-01-15 Richard Biener <rguenther@suse.de>
33444 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33445 (add_linkage_name): ... here.
33446 (gen_typedef_die): Use add_linkage_name_raw instead of
33447 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33450 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33452 * gimplify.c (oacc_default_clause): Decode reference and pointer
33453 types for both kernels and parallel regions.
33455 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33457 PR middle-end/69246
33458 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33460 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33462 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33463 (convert_scalars_to_vector): Likewise.
33465 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33467 * doc/extend.texi (Type Traits): Fix grammar.
33469 2016-01-15 Martin Jambor <mjambor@suse.cz>
33471 * tree-inline.c (remap_decl): Use existing dclarations if
33472 remapping a type and prevent_decl_creation_for_types.
33473 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33474 decls first. Do real remapping with
33475 prevent_decl_creation_for_types set.
33476 * tree-inline.h (copy_body_data): New field
33477 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33480 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33482 * config/s390/s390.opt (mmvcle): More verbose help text.
33484 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33486 * config/s390/s390.opt: Add period to -mzvector option text.
33488 2016-01-15 Richard Biener <rguenther@suse.de>
33490 PR tree-optimization/68961
33491 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33492 of invariants in stores again.
33494 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33496 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33498 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33500 * config/i386/i386.c (ix86_expand_branch): Don't split
33501 DI mode xor instruction to SI mode.
33503 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33506 * ipa-icf.c (sem_function::merge): Virtual functions may become
33507 reachable even if they address is not taken and there are no
33510 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33512 * lto-streamer-out.c (subtract_estimated_size): New function.
33513 (get_symbol_initial_value): Use it.
33515 2016-01-15 Christian Bruel <christian.bruel@st.com>
33518 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33519 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33520 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33521 use add_builtin_function_ext_scope instead of add_builtin_function.
33522 (neon_set_p, neon_crypto_set_p): Remove.
33523 (arm_init_builtins): Always call arm_init_neon_builtins and
33524 arm_init_crypto_builtins.
33525 (arm_expand_builtin): Check that builtins are allowed for the arch.
33526 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33527 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33528 arm_init_neon_builtins call.
33530 2016-01-15 Richard Biener <rguenther@suse.de>
33532 PR tree-optimization/69117
33533 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33534 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33535 of the leader conservatively.
33536 (free_scc_vn): Restore original SSA name infos.
33538 2016-01-14 Jeff Law <law@redhat.com>
33540 PR tree-optimization/69270
33541 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33542 single bit of precision, verify it's also unsigned.
33543 (record_edge_info): Use constant_boolean_node rather than fold_convert
33544 to convert boolean_true/boolean_false to the right type.
33546 2016-01-14 Richard Henderson <rth@redhat.com>
33549 * loop-doloop.c (record_reg_sets): New.
33550 (doloop_optimize): Reject the transform if the sequence
33551 clobbers registers live at the end of the loop block.
33552 (doloop_optimize_loops): Enable df_live if needed.
33554 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33556 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33557 * config/rs6000/rs6000.c: Likewise.
33558 * config/rs6000/rs6000.h: Likewise.
33559 * config/rs6000/rs6000.md: Likewise.
33560 * doc/extend.texi: Likewsie.
33562 2016-01-14 Jeff Law <law@redhat.com>
33564 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33567 2016-01-14 Richard Henderson <rth@redhat.com>
33571 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33572 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33573 instead of builtin_decl_declared_p to test for declaration.
33575 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33577 * doc/loop.texi (Loop Analysis and Representation): Document
33578 loop_depth function.
33580 2016-01-14 Tom de Vries <tom@codesourcery.com>
33582 PR tree-optimization/68773
33583 * omp-low.c (expand_omp_target): Don't set force_output.
33584 * varpool.c (varpool_node::get_create): Same.
33585 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33586 offload_funcs with force_output.
33588 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33591 * lra-eliminations.c (move_plus_up): Don't change anything if either
33592 the outer or inner subreg mode is not MODE_INT.
33593 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33594 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33596 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33598 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33599 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33600 reduc_uplus_@var{m}): Remove.
33601 * expr.c (expand_expr_real_2): Remove expansion path for
33602 reduc_[us](min|max|plus) optabs.
33603 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33604 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33605 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33606 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33607 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33608 reduc_[us](min|max|plus) optabs.
33610 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33612 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33613 (reduc_plus_scal_v2sf): New.
33614 (reduc_smax_v2sf): Rename to...
33615 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33616 (reduc_smin_v2sf): Rename to...
33617 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33619 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33621 * alias.c (compare_base_symbol_refs): New function.
33622 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33625 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33627 PR middle-end/68146
33628 PR tree-optimization/69155
33629 * tree-complex.c: Include cfganal.h.
33630 (phis_to_revisit): New variable.
33631 (extract_component): Add phiarg_p argument. Assert that returned
33632 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33633 (update_phi_components): Partly rewrite to use loop over real/imag
33634 components instead of code duplication. If extract_component returns
33635 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33636 create_tmp_reg into the PHI node instead, and mention the phi triplet
33637 in phis_to_revisit.
33638 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33639 in phis_to_revisit at the end.
33641 2016-01-14 Richard Biener <rguenther@suse.de>
33643 PR tree-optimization/68060
33644 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33645 outer loop reduction is only used in the inner loop before
33646 detecting a double reduction.
33648 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33651 * combine.c (expand_field_assignment): Punt if compute_mode is
33652 unsupported scalar mode.
33654 2016-01-14 Richard Biener <rguenther@suse.de>
33656 PR tree-optimization/66856
33657 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33658 SLP node only if it built successfully.
33659 (vect_analyze_slp_instance): Adjust.
33661 2016-01-14 Jeff Law <law@redhat.com>
33663 PR tree-optimization/69270
33664 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33665 (record_edge_info): Use it. Convert boolean_{true,false}_node
33666 to the type of op0.
33668 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33671 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33672 use block_ultimate_origin
33673 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33675 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33677 * doc/invoke.texi (Submodel Options): Rename section to
33678 "Machine-Dependent Options" to better reflect its content.
33679 Rewrite introductory text to remove archaic CPU names.
33682 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33684 * doc/invoke.texi (Code Gen Options): Move section up in file,
33685 before target-specific options. Update menu and option summary
33686 to reflect the new section ordering.
33688 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33690 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33691 (C++ Dialect Options): Add cross-reference to -std option.
33692 * doc/standards.texi (C++ Language): Document C++14 support.
33694 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33696 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33697 for pack/unpack functions for __ibm128.
33698 (PACK_IF): Likewise.
33699 (UNPACK_IF): Likewise.
33701 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33702 support for __ibm128 pack/unpack functions.
33703 (rs6000_invalid_builtin): Likewise.
33704 (rs6000_init_builtins): Likewise.
33705 (rs6000_opt_masks): Likewise.
33707 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33708 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33710 (RS6000_BTM_COMMON): Likewise.
33712 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33713 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33714 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33715 128-bit floating point. Add support for the double values to be
33716 in Altivec registers for TF/IF packing and unpacking, but restrict
33717 TD packing sub-fields to be FPR registers. Don't allow overlapped
33718 register support for packing. Allow pack inputs to be memory
33719 locations. Don't build generator functions for unpack<mode>_dm
33720 and unpack<mode>_nodm.
33721 (unpack<mode>_dm): Likewise.
33722 (unpack<mode>_nodm): Likewise.
33723 (pack<mode>): Likewise.
33725 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33726 built-in functions to pack/unpack explicit __ibm128 values.
33727 (__builtin_unpack_ibm128): Likewise.
33729 * doc/extend.texi (PowerPC Built-in Functions): Document
33730 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33732 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33735 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33736 Add new arg loc and pass it down as context.
33737 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33738 to the location to use for the warning.
33739 (check_function_arguments): New arg loc. All callers changed. Pass
33740 it to check_function_nonnull.
33741 * c-common.h (check_function_arguments): Adjust declaration.
33743 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33745 PR tree-optimization/69156
33746 * gimple.c (validate_type): Removed.
33747 (gimple_builtin_call_types_compatible_p): Use
33748 useless_type_conversion_p instead of validate_type.
33749 * value-prof.c (gimple_stringop_fixed_value): Fold
33750 icall_size to correct type.
33752 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33754 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33757 2016-01-13 Richard Henderson <rth@redhat.com>
33760 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33761 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33762 (ix86_builtin_tm_store): Remove.
33763 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33764 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33765 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33766 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33767 * doc/tm.texi: Rebuild.
33769 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33770 (BUILT_IN_TM_MEMCPY_RTWN): New.
33771 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33772 fallback from vector to integer helpers.
33773 (build_tm_load): Handle vector types directly, instead of
33775 (build_tm_store): Likewise.
33776 (expand_assign_tm): Prepare for register types not handled by
33777 the above. Copy them to memory and use memcpy.
33778 * tree.c (tm_define_builtin): New.
33779 (find_tm_vector_type): New.
33780 (build_tm_vector_builtins): New.
33781 (build_common_builtin_nodes): Call it.
33783 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33785 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33786 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33788 2016-01-13 Tom de Vries <tom@codesourcery.com>
33790 PR tree-optimization/69169
33791 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33792 handled_struct_type param.
33793 (create_variable_info_for, intra_create_variable_infos): Call
33794 create_variable_info_for_1 with extra arg.
33796 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33798 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33799 and "armv8.1-a+crc" entries.
33801 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33804 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33805 Change first operand predicate from register_or_constm1_operand
33806 to register_operand.
33807 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33808 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33809 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33810 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33811 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33812 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33813 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33814 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33815 comparison with constm1_rtx from vec_prefetch_gen part.
33817 2016-01-13 Richard Biener <rguenther@suse.de>
33819 PR tree-optimization/69013
33820 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33821 Exchange assert for a test.
33823 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33826 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33828 2016-01-13 Richard Biener <rguenther@suse.de>
33830 PR tree-optimization/69242
33831 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33832 assert with a check.
33834 2016-01-13 Richard Biener <rguenther@suse.de>
33836 PR tree-optimization/69186
33837 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33838 Properly guard vect_update_misalignment_for_peel call.
33840 2016-01-12 Jeff Law <law@redhat.com>
33842 PR tree-optimization/pr67755
33843 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33844 "need_profile_correction".
33845 (thread_block_1): Initialize new field to false by default. If we
33846 have multiple thread paths through a common joiner to different
33847 final targets, then set new field to true.
33848 (compute_path_counts): Only do count adjustment when it's really
33851 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33853 * doc/invoke.texi (Spec Files): Move section down in file, past
33854 all command-line option descriptions.
33856 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33858 PR middle-end/54809
33859 * doc/gty.texi: Remove documentation of mark_hook.
33860 * gengtype.c (struct write_types_data): Remove code to support
33861 mark_hook attribute.
33862 (walk_type): Likewise.
33863 (write_func_for_structure): Likewise.
33865 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33867 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33868 Directory Options, and -specs= to Overall Options.
33869 (Overall Options): Adjust similarly. Reorder to group related
33870 options together. Make -specs= cross-reference the spec file details.
33871 (Directory Options): Adjust similarly.
33873 2016-01-12 Jeff Law <law@redhat.com>
33875 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33877 2016-01-12 Olivier Hainque <hainque@adacore.com>
33879 * gcc.c (spec_undefvar_allowed): New global.
33880 (process_command): Set to true when running for --version or --help,
33882 (getenv_spec_function): When the variable is not defined, use the
33883 variable name as the variable value if we're allowed not to issue
33886 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33888 PR tree-optimization/68911
33889 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33890 information computed for expression "init + nit * step".
33892 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33894 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33895 about name of GCC executable. Remove deleted node from menu.
33896 (Directory Options) <-B>: Remove cross-reference to deleted node.
33897 (Target Options): Delete section.
33899 2016-01-12 Christian Bruel <christian.bruel@st.com>
33902 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33903 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33905 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33908 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33909 aligned_mem is properly set for AVX512-VL floating point masked
33913 * ifcvt.c (cond_exec_process_if_block): When removing the last
33914 insn from then_bb, remove also any possible barriers that follow it.
33916 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33920 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33921 (PTRDIFF_TYPE): Likewise.
33922 (WCHAR_TYPE): Likewise.
33923 (WCHAR_TYPE_SIZE): Likewise.
33924 (STDINT_LONG32): Likewise.
33926 2016-01-12 Richard Biener <rguenther@suse.de>
33928 PR tree-optimization/69053
33929 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33930 convert initial value for cond reductions.
33932 2016-01-12 Richard Biener <rguenther@suse.de>
33934 PR tree-optimization/69007
33935 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33936 widen_sum after dot_prod and sad.
33938 2016-01-12 Richard Biener <rguenther@suse.de>
33940 PR tree-optimization/69168
33941 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33942 pattern stmt SLP type.
33943 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33944 end up unused so cope with that case.
33946 2016-01-12 Richard Biener <rguenther@suse.de>
33948 PR tree-optimization/69157
33949 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33950 stmts def type only during analyze phase.
33951 (vectorizable_call): Likewise.
33952 (vectorizable_simd_clone_call): Likewise.
33953 (vectorizable_conversion): Likewise.
33954 (vectorizable_assignment): Likewise.
33955 (vectorizable_shift): Likewise.
33956 (vectorizable_operation): Likewise.
33957 (vectorizable_store): Likewise.
33958 (vectorizable_load): Likewise.
33960 2016-01-12 Richard Biener <rguenther@suse.de>
33962 PR tree-optimization/69174
33963 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33965 (vectorizable_load): Properly compute the number of loads needed
33966 for permuted strided SLP loads and do not spuriously assign
33967 to SLP_TREE_VEC_STMTS.
33969 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33971 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33972 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33973 (MD_EXEC_PREFIX): Remove.
33974 (MD_STARTFILE_PREFIX) Removee.
33975 (FILE_NAME_ABSOLUTE_P): Remove.
33976 (CPP_SPEC): Do not read macros from sys/version.h.
33977 (LINK_COMMAND_SPEC): Remove.
33978 (LOCAL_INCLUDE_DIR): Remove.
33979 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33980 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33981 (POST_LINK_SPEC): Define to invoke stubify after linker
33982 (LIBSTDCXX): Remove define
33983 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33984 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33985 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33986 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33987 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33988 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33989 (i386_djgpp_asm_named_section): Add propotype of new procedure
33991 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33992 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33993 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33994 in config/i386/djgpp.h).
33995 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33996 STANDARD_STARTFILE_PREFIX_1.
33997 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33998 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33999 installation errors.
34000 (MAX_OFILE_ALIGNMENT): Define to 128.
34001 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34003 * config/i386/djgpp.c: New file. Add implementation of
34004 i386_djgpp_asm_named_section.
34006 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34008 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34009 Add rule for building djgpp.o.
34011 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34013 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34014 (rtx_is_swappable_p): Reductions are swappable.
34015 (insn_is_swappable_p): V2DF reductions are swappable.
34017 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34019 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34020 reloads for other unsupported memory operands.
34022 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34023 Jim Wilson <jim.wilson@linaro.org>
34026 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34027 copy_to_mode_reg instead of force_reg.
34029 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34032 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34033 TARGET_80387 is true.
34035 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34038 * lra-eliminations.c (move_plus_up): Only move plus up
34039 if subreg of the constant can be simplified into constant
34040 and use the simplified subreg of the constant instead of
34041 the original constant.
34043 * fold-const.c (fold_convertible_p): Don't return true
34044 for conversion of VECTOR_TYPE to same sized integral type.
34045 (fold_convert_loc): Fix up formatting. Fold conversion of
34046 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34047 instead of NOP_EXPR.
34049 PR tree-optimization/69214
34050 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34051 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34054 PR tree-optimization/69207
34055 * tree-vect-slp.c (vect_get_constant_vectors): For
34056 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34057 fold_convertible_p to vector_type's element type, and always
34058 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34060 2016-01-11 Richard Biener <rguenther@suse.de>
34062 PR tree-optimization/69173
34063 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34064 fixup the cycle if all stmts are in a pattern.
34066 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34068 PR middle-end/68999
34069 * alias.c (base_alias_check): Move check for addresses with
34070 alignment ANDs before the call for compare_base_decls.
34071 (memrefs_conflict_p): Return -1 for different decls
34072 that went through alignment adjustments.
34074 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34076 PR rtl-optimization/68796
34077 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34078 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34079 and QImode comparisons against zero with CC_NZmode.
34080 * config/aarch64/iterators.md (short_mask): New mode_attr.
34082 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34084 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34085 (<avx512>_store<mode>_mask): Likewise.
34087 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34088 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34090 PR rtl-optimization/68841
34091 * ifcvt.c (struct noce_if_info): Add orig_x field.
34092 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34093 Don't record conflicts on to_rename if it's present.
34094 Allow memory destinations in sets.
34095 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34096 blocks, passing orig_x to the checks.
34097 (noce_process_if_block): Set if_info->orig_x appropriately.
34099 2016-01-11 Tom de Vries <tom@codesourcery.com>
34101 PR tree-optimization/69069
34102 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34104 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34106 PR rtl-optimization/68920
34107 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34108 of conditional moves for RTL if-conversion to 1 for
34109 TARGET_ONE_IF_CONV_INSN.
34110 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34111 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34112 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34113 parameter to restirct number of conditional moves for
34115 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34116 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34119 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34122 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34123 onepart vars. Fix typo in comment. Fix reversed condition in
34125 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34128 * var-tracking.c (dump_onepart_variable_differences): New.
34129 (dataflow_set_different): If a detailed dump is requested,
34130 delay early returns and dump differences between onepart
34131 variables present before and after, and added variables.
34133 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34136 * expr.c (expand_expr_real_1): For boolean vector constants
34137 with a scalar mode use const_scalar_mask_from_tree.
34138 (const_scalar_mask_from_tree): New.
34139 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34140 assigned to a mask type to handle constants.
34142 2016-01-11 Martin Jambor <mjambor@suse.cz>
34145 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34146 useless parameters if we cannot change function signature.
34148 2016-01-11 Martin Jambor <mjambor@suse.cz>
34151 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34154 2016-01-11 Tom de Vries <tom@codesourcery.com>
34156 PR tree-optimization/69109
34157 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34160 2016-01-11 Tom de Vries <tom@codesourcery.com>
34162 PR tree-optimization/69108
34163 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34164 res is not used in a phi.
34166 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34169 * common.opt (frandom-seed): Fix parameter name.
34170 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34172 2016-01-11 Tom de Vries <tom@codesourcery.com>
34174 PR tree-optimization/69058
34175 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34178 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34180 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34181 (mcode-density): Likewise.
34183 2016-01-10 Tom de Vries <tom@codesourcery.com>
34185 PR tree-optimization/69062
34186 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34187 (parallelize_loops): Don't paralelize loop that has phi with address
34190 2016-01-10 Tom de Vries <tom@codesourcery.com>
34192 PR tree-optimization/69039
34193 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34196 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34198 PR middle-end/68743
34199 * match.pd: Require target has function_c99_misc before doing
34200 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34202 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34204 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34206 * configure: Regenerate.
34208 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34210 PR middle-end/50865
34211 PR tree-optimization/69097
34212 * fold-const.h (expr_not_equal_to): New prototype.
34213 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34214 (expr_not_equal_to): New function.
34215 * match.pd (X % -Y is the same as X % Y): Don't optimize
34216 unless X is known not to be equal to minimum or Y is known
34217 not to be equal to -1.
34218 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34219 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34220 (simplify_stmt_using_ranges): Adjust caller.
34221 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34222 substitute_and_fold.
34224 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34226 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34229 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34231 PR tree-optimization/69167
34232 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34233 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34235 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34237 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34238 Richard Biener <rguenther@suse.de>
34240 PR tree-optimization/68707
34241 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34242 instances that can be handled via vect_load_lanes.
34244 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34246 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34247 if we can't determine address equivalence.
34248 * alias.c (compare_base_decl): Update for changed return value of
34249 symtab_node::equal_address_to.
34251 2016-01-08 Jason Merrill <jason@redhat.com>
34255 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34256 * expr.c (store_field): Not here.
34257 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34258 call with TREE_ADDRESSABLE type.
34259 * tree-cfg.c (verify_gimple_call): Adjust.
34261 2016-01-08 Olivier Hainque <hainque@adacore.com>
34263 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34266 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34268 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34269 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34270 (reduc_smin_v2sf): Rename to...
34271 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34272 (reduc_splus_v2sf): Rename to...
34273 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34275 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34277 PR tree-optimization/69162
34278 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34279 valist argument in another argument.
34280 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34281 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34282 to determine the va_list type, build a MEM_REF instead of
34283 build_fold_indirect_ref.
34285 PR tree-optimization/69172
34286 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34289 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34291 PR tree-optimization/67781
34292 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34293 and cmpnop in two steps: first the ones not accessed in original
34294 gimple expression in a endian independent way and then the ones not
34295 accessed in the final result in an endian-specific way.
34297 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34299 PR tree-optimization/69083
34300 * tree-vect-slp.c (vect_get_constant_vectors): For
34301 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34302 element type. If op is fold_convertible_p to vector_type's element
34303 type, use NOP_EXPR instead of VCE.
34305 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34307 PR rtl-optimization/67778
34308 PR rtl-optimization/68634
34309 PR rtl-optimization/68909
34310 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34311 block from the stack until done with it. Remove a superfluous
34312 bitmap set. Remove a superfluous bitmap test.
34314 2016-01-07 Martin Sebor <msebor@redhat.com>
34317 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34318 constraint on the type of arguments.
34320 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34322 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34323 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34324 unaligned_access on the gcc_options set.
34325 * config/arm/arm.c (arm_option_override_internal): Use
34326 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34328 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34331 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34332 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34334 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34337 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34340 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34341 depending on frame_pointer_needed before remaining integer and SSE
34342 registers are saved.
34344 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34347 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34349 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34352 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34353 Use the "xBm" constraint.
34354 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34356 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34357 (sse_cvtsi2ssq<round_name>): Likewise.
34358 (sse_cvtss2si<round_name>): Likewise.
34359 (sse_cvtss2siq<round_name>): Likewise.
34360 (sse2_cvtsi2sdq<round_name>): Likewise.
34361 (sse2_cvtsd2si<round_name>): Likewise.
34362 (sse2_cvtsd2siq<round_name>): Likewise.
34363 * config/i386/subst.md (round_nimm_scalar_predicate): New
34366 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34368 PR middle-end/67639
34369 * varasm.c (make_decl_rtl): Mark invalid register vars as
34372 PR rtl-optimization/66206
34373 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34374 All callers changed.
34376 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34378 PR tree-optimization/69141
34379 * tree-ssa-pre.c: Include langhooks.h.
34380 (eliminate_dom_walker::before_dom_children): Use
34381 lang_hooks.decl_printable_name instead of
34382 cgraph_node::get ()->name ().
34384 PR middle-end/68960
34385 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34386 it and DECL_ALIGN too.
34388 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34390 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34392 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34395 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34396 depending on frame_pointer_needed before remaining integer and SSE
34397 registers are saved.
34399 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34401 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34402 mode iterator with VSX_M2.
34403 (*p9_vecstore_<mode>): Likewise.
34404 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34405 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34406 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34407 (define_split for VSX_LE128 stores): Likewise.
34408 (define_peephole2 for TImode LE swaps): Likewise.
34409 (define_split for VSX_LE128 post-reload stores): Likewise.
34411 2016-01-06 Marek Polacek <polacek@redhat.com>
34414 * convert.c (convert_to_integer_1): Adjust call to
34415 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34416 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34417 EXPR instead of ARG.
34418 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34420 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34423 * doc/extend.texi (RL78 Variable Attributes): New section.
34425 2016-01-05 Marek Polacek <polacek@redhat.com>
34428 * builtins.c (get_memmodel): Use expansion point location rather than
34429 the input location. Call warning_at rather than warning.
34430 (expand_builtin_atomic_compare_exchange): Likewise.
34431 (expand_builtin_atomic_load): Likewise.
34432 (expand_builtin_atomic_store): Likewise.
34433 (expand_builtin_atomic_clear): Likewise.
34435 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34438 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34439 Replace nonimmediate_operand with vector_operand.
34440 * config/i386/predicates.md (vector_operand): New predicate.
34441 (general_vector_operand): Replace nonimmediate_operand with
34443 * config/i386/sse.md: Replace nonimmediate_operand with
34444 vector_operand and m constraint with Bm constraint on SSE
34445 patterns with 16-byte memory operand.
34446 * config/i386/subst.md (round_nimm_predicate): Replace
34447 nonimmediate_operand with vector_operand.
34448 (round_saeonly_nimm_predicate): Likewise.
34449 (round_saeonly_nimm_scalar_predicate): New.
34451 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34454 * config/i386/constraints.md (Bm): New constraint.
34455 * config/i386/predicates.md (vector_memory_operand): New
34457 * config/i386/sse.md: Replace xm with xBm in plusminus and
34458 any_logic patterns.
34460 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34463 * doc/extend.texi (V850 Function Attributes): New section.
34464 (V850 Variable Attributes): New section.
34466 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34469 * doc/extend.texi (MicroBlaze Function Attributes): Document
34470 interrupt_handler and fast_interrupt attributes.
34472 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34475 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34476 for local symbolic operands.
34477 * config/ia64/predicates.md (local_symbolic_operand64): New
34480 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34482 PR rtl-optimization/68651
34483 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34486 2016-01-05 Nathan Sidwell <nathan@acm.org>
34488 * alias.c (compare_base_decls): Use symtab_node::get.
34490 2016-01-05 Nick Clifton <nickc@redhat.com>
34493 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34494 secondary_reload_info structure.
34497 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34498 decls if weak support is available.
34500 2016-01-04 Martin Sebor <msebor@redhat.com>
34502 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34504 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34506 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34507 OPTION_MASK_P9_DFORM.
34509 * config/rs6000/constraints.md (wo constraint): New constraint for
34512 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34514 (rs6000_init_hard_regno_mode_ok): Likewise.
34516 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34519 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34520 expanders not to have constraints. Add support for ISA 3.0 xxperm
34521 instruction. Add support for fusing xxlor with xxperm.
34522 (altivec_vperm_<mode>_internal): Likewise.
34523 (altivec_vperm_v8hiv16qi): Likewise.
34524 (altivec_vperm_<mode>v16q): Likewise.
34525 (altivec_vperm_<mode>_uns): Likewise.
34526 (vperm_v8hiv4si): Likewise.
34527 (vperm_v16qiv8hi): Likewise.
34529 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34531 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34533 Update copyright years.
34535 * gcc.c (process_command): Update copyright notice dates.
34536 * gcov-dump.c (print_version): Ditto.
34537 * gcov.c (print_version): Ditto.
34538 * gcov-tool.c (print_version): Ditto.
34539 * gengtype.c (create_file): Ditto.
34540 * doc/cpp.texi: Bump @copying's copyright year.
34541 * doc/cppinternals.texi: Ditto.
34542 * doc/gcc.texi: Ditto.
34543 * doc/gccint.texi: Ditto.
34544 * doc/gcov.texi: Ditto.
34545 * doc/install.texi: Ditto.
34546 * doc/invoke.texi: Ditto.
34548 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34550 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34551 modes larger than TImode as TImode if NEON is not enabled.
34553 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34556 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34557 mode for %f0-%f31 only if TARGET_FPU.
34559 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34562 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34563 to compute the PACKED_P predicate.
34564 (function_arg_record_value): Minor tweaks.
34566 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34568 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34569 option for arm*-*-* targets.
34571 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34573 * doc/extend.texi (Common Function Attributes): Move docs for
34574 MSP430-specific attributes to....
34575 (MSP430 Function Attributes): ...here. Delete the redundant
34576 entries and copy-edit the remaining text.
34577 (MSP430 Variable Attributes): Use uniform format for index
34578 entries and add a cross-reference to the corresponding function
34581 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34583 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34585 (x86 Options): Likewise.
34587 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34591 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34592 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34593 to corresponding attribute.
34595 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34597 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34598 to correct alphabetization of table. Copy-edit and correct
34600 <stack_protect>: Likewise.
34601 <target_clones>: Likewise.
34603 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34604 Correct punctuation.
34605 (Code Gen Options) <-fno-plt>: Copy-edit.
34607 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34610 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34611 SI values. Explicitly convert SI to DI and vice-versa.
34613 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34615 PR tree-optimization/69070
34616 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34617 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34620 * ubsan.c (ubsan_instrument_float_cast): Call
34621 initialize_sanitizer_builtins.
34624 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34626 Copyright (C) 2016 Free Software Foundation, Inc.
34628 Copying and distribution of this file, with or without modification,
34629 are permitted in any medium without royalty provided the copyright
34630 notice and this notice are preserved.