1 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (*movtf_internal): Use
5 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6 in the insn constraint.
7 (*movxf_internal): Ditto.
8 (*movdf_internal): Ditto.
9 (*movsf_internal): Ditto.
11 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13 PR tree-optimization/72772
14 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17 2016-08-09 Bin Cheng <bin.cheng@arm.com>
19 PR tree-optimization/72772
20 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
22 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
23 parameter STOP and update calls. Move expand_simple_operations
24 function call from here...
25 (simplify_using_initial_conditions): ...to here. Delete parameter
27 (tree_simplify_using_condition): Delete parameter STOP.
28 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
29 simplify_using_initial_conditions.
31 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
34 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
35 Use create_tmp_var_raw instead of create_tmp_var.
37 2016-08-09 Richard Biener <rguenther@suse.de>
39 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
40 Treat same SSA names related.
42 2016-08-09 Jakub Jelinek <jakub@redhat.com>
44 PR tree-optimization/72824
45 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
46 real_zerop is not negative.
48 2016-08-09 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/71802
51 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
52 all merge opportunities with the predecessor.
54 2016-08-09 Richard Biener <rguenther@suse.de>
57 * ipa-prop.c (ipa_modify_formal_parameters): Build
58 parameter types with natural alignment also for the
61 2016-08-08 Andi Kleen <ak@linux.intel.com>
63 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
65 2016-08-08 David Malcolm <dmalcolm@redhat.com>
68 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
70 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
71 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
72 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
73 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
75 2016-08-08 David Malcolm <dmalcolm@redhat.com>
78 * input.c: Ensure that HAVE_ICONV is defined.
80 2016-08-08 Jakub Jelinek <jakub@redhat.com>
83 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
84 private vars for lastprivate and for linear iterator.
87 * omp-simd-clone.c: Include varasm.h.
88 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
89 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
90 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
93 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
95 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
96 (avr_diagnose_devicespecs_error): Remove.
97 (avr_devicespecs_file): Remove composing absolute path for specfile
98 and its verbose info. Remove conditions to check specs-file,
100 2016-08-08 Jakub Jelinek <jakub@redhat.com>
102 PR rtl-optimization/72821
103 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
104 just return false for them.
106 2016-08-08 Alan Modra <amodra@gmail.com>
109 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
110 toc refs created during reload. Update function comment.
112 2016-08-08 Alan Modra <amodra@gmail.com>
115 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
116 alternatives. Put loads first, then stores, and reg/reg moves
117 within same class later. Delete attr length.
119 2016-08-08 Alan Modra <amodra@gmail.com>
122 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
123 (mem_operand_ds_form): New predicate.
124 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
125 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
126 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
127 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
128 (extendsfdf2_fpr): Replace o constraint with wY.
130 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
132 * tree-ssa-threadbackward.c: Include tree-inline.h
133 (profitable_jump_thread_path): Use estimate_num_insns to estimate
134 size of copied block; for cold paths reduce duplication.
135 (find_jump_threads_backwards): Remove redundant tests.
136 (pass_thread_jumps::gate): Enable for -Os.
138 2016-08-07 Jakub Jelinek <jakub@redhat.com>
141 * stor-layout.c (layout_decl): Fix up formatting.
142 (relayout_decl): Allow DECL to be FIELD_DECL.
144 2016-08-07 Alan Modra <amodra@gmail.com>
146 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
148 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
150 * data-streamer-in.c (streamer_read_wide_int): New.
151 (streamer_read_widest_int): Renamed function.
152 * data-streamer-out.c (streamer_write_wide_int): New
153 (streamer_write_widest_int): Renamed function.
154 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
156 (input_cfg): Call renamed function.
157 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
159 (output_cfg): Call renamed function.
160 * data-streamer.h: Add declarations.
162 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
164 * tree-ssa-ccp.c (extend_mask): New param sgn.
165 Remove ORing with wi::mask.
166 (get_default_value): Adjust call to extend_mask to pass sign.
167 (evaluate_stmt): Likewise.
169 2016-08-06 Jakub Jelinek <jakub@redhat.com>
171 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
174 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
176 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
177 transform if operand's type is pointer to function or method.
179 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
181 PR tree-optimization/18046
182 * tree-ssa-threadedge.c: Include cfganal.h.
183 (simplify_control_statement_condition): If simplifying a
184 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
185 with the dominating ASSERT_EXPR before handing it off to VRP.
186 Mention that a CASE_LABEL_EXPR may be returned.
187 (thread_around_empty_blocks): Adjust to handle
188 simplify_control_statement_condition() returning a
190 (thread_through_normal_block): Likewise.
191 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
192 a switch statement by trying to determine which case label
195 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
197 PR rtl-optimization/69847
198 * lra-constraints.c (process_invariant_for_inheritance): Save
199 pattern instead of src.
200 (remove_inheritance_pseudos): Use the pattern. Add assert.
202 2016-08-05 David Malcolm <dmalcolm@redhat.com>
204 * input.c (string_concat::string_concat): New constructor.
205 (string_concat_db::string_concat_db): New constructor.
206 (string_concat_db::record_string_concatenation): New method.
207 (string_concat_db::get_string_concatenation): New method.
208 (string_concat_db::get_key_loc): New method.
209 (class auto_cpp_string_vec): New class.
210 (get_substring_ranges_for_loc): New function.
211 (get_source_range_for_substring): New function.
212 (get_num_source_ranges_for_substring): New function.
213 (class selftest::lexer_test_options): New class.
214 (struct selftest::lexer_test): New struct.
215 (class selftest::ebcdic_execution_charset): New class.
216 (selftest::ebcdic_execution_charset::s_singleton): New variable.
217 (selftest::lexer_test::lexer_test): New constructor.
218 (selftest::lexer_test::~lexer_test): New destructor.
219 (selftest::lexer_test::get_token): New method.
220 (selftest::assert_char_at_range): New function.
221 (ASSERT_CHAR_AT_RANGE): New macro.
222 (selftest::assert_num_substring_ranges): New function.
223 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
224 (selftest::assert_has_no_substring_ranges): New function.
225 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
226 (selftest::test_lexer_string_locations_simple): New function.
227 (selftest::test_lexer_string_locations_ebcdic): New function.
228 (selftest::test_lexer_string_locations_hex): New function.
229 (selftest::test_lexer_string_locations_oct): New function.
230 (selftest::test_lexer_string_locations_letter_escape_1): New function.
231 (selftest::test_lexer_string_locations_letter_escape_2): New function.
232 (selftest::test_lexer_string_locations_ucn4): New function.
233 (selftest::test_lexer_string_locations_ucn8): New function.
234 (selftest::uint32_from_big_endian): New function.
235 (selftest::test_lexer_string_locations_wide_string): New function.
236 (selftest::uint16_from_big_endian): New function.
237 (selftest::test_lexer_string_locations_string16): New function.
238 (selftest::test_lexer_string_locations_string32): New function.
239 (selftest::test_lexer_string_locations_u8): New function.
240 (selftest::test_lexer_string_locations_utf8_source): New function.
241 (selftest::test_lexer_string_locations_concatenation_1): New
243 (selftest::test_lexer_string_locations_concatenation_2): New
245 (selftest::test_lexer_string_locations_concatenation_3): New
247 (selftest::test_lexer_string_locations_macro): New function.
248 (selftest::test_lexer_string_locations_stringified_macro_argument):
250 (selftest::test_lexer_string_locations_non_string): New function.
251 (selftest::test_lexer_string_locations_long_line): New function.
252 (selftest::test_lexer_char_constants): New function.
253 (selftest::input_c_tests): Call the new test functions once per
254 case within the line_table test matrix.
255 * input.h (struct string_concat): New struct.
256 (struct location_hash): New struct.
257 (class string_concat_db): New class.
258 * substring-locations.h: New header.
260 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
262 PR tree-optimization/72810
263 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
264 the type of the case labels when truncating.
266 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
269 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
270 (aarch64_fp16_ptr_type_node): Likewise.
271 * config/aarch64/aarch64-simd-builtins.c
272 (aarch64_fp16_ptr_type_node): Define.
273 (aarch64_init_fp16_types): New, refactored out of...
274 (aarch64_init_builtins): ...here, update to call
275 aarch64_init_fp16_types.
276 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
278 (aapcs_vfp_sub_candidate): Likewise.
280 2016-08-05 Martin Liska <mliska@suse.cz>
282 Joshua Cranmer <Pidgeot18@gmail.com>
284 * gcov.c (line_t::has_block): New function.
285 (enum loop_type): New enum.
286 (handle_cycle): New function.
289 (get_cycles_count): Likewise.
290 (accumulate_line_counts): Use new loop detection algorithm.
292 2016-08-05 Martin Liska <mliska@suse.cz>
294 * gcov.c (output_intermediate_file): Rename
295 function_info::line_next to next_file_fn.
296 (process_file): Likewise.
297 (read_graph_file): Likewise.
298 (accumulate_line_counts): Likewise.
299 (output_lines): Likewise.
301 2016-08-05 Richard Biener <rguenther@suse.de>
303 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
304 restriction on threading to a loop header.
306 2016-08-05 Richard Biener <rguenther@suse.de>
308 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
309 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
310 adjust loop info accordingly.
312 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
314 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
315 before folding call to __builtin_constant_p with parameters to false.
317 2016-08-05 Alan Modra <amodra@gmail.com>
319 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
320 code accidentally committed 2016-05-02 providing class when given
323 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
325 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
326 the case label ranges that partially overlap with OP's value
329 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
333 Cast builtin function result to __mmask16 instead of __mmask8.
334 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
335 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
336 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
338 2016-08-04 David Malcolm <dmalcolm@redhat.com>
340 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
341 (ASSERT_TRUE_AT): New macro.
342 (ASSERT_FALSE): Reimplement in terms of...
343 (ASSERT_FALSE_AT): New macro.
344 (ASSERT_STREQ_AT): Fix typo in comment.
346 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
348 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
349 labels are exhaustive, designate the label with the widest
350 range to be the default label.
352 2016-08-04 Andrew Pinski <apinski@cavium.com>
354 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
355 (thunderx_tunings): Use thunderx_vector_cost instead of
358 2016-08-04 Martin Liska <mliska@suse.cz>
360 * gcov.c (main): Fix GNU coding style.
361 (output_intermediate_file): Likewise.
362 (process_file): Likewise.
363 (generate_results): Likewise.
364 (release_structures): Likewise.
365 (create_file_names): Likewise.
366 (find_source): Likewise.
367 (read_graph_file): Likewise.
368 (find_exception_blocks): Likewise.
369 (canonicalize_name): Likewise.
370 (make_gcov_file_name): Likewise.
371 (mangle_name): Likewise.
372 (accumulate_line_counts): Likewise.
373 (output_branch_count): Likewise.
374 (read_line): Likewise.
376 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
378 PR rtl-optimization/71779
379 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
380 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
381 or if it was truncated.
383 PR rtl-optimization/70903
384 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
386 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
388 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
389 accessing SSA_NAME_PTR_INFO.
391 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
394 * common/config/avr/avr-common.c (avr_option_optimization_table)
395 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
397 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
400 * config/avr/avr.md: New pattern to work around do_store_flag
401 generating shift instructions for bit extractions.
403 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
405 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
407 (add_equivalence): Likewise.
408 (get_value_range): Allocate value range with vrp_value_range_pool.
409 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
410 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
412 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
414 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
415 the default for the rs6000 port.
417 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
420 * calls.c (special_function_p): Remove special handling of
421 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
422 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
423 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
425 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
428 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
429 Don't stop on regular insns.
431 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
433 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
434 size to DImode boundary.
435 (nvptx_propagate): Likewise.
437 2016-08-03 Alan Modra <amodra@gmail.com>
439 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
440 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
441 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
442 from -mefficient-unaligned-vector. Note that this affects fp too.
444 2016-08-03 Alan Modra <amodra@gmail.com>
446 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
449 2016-08-03 Alan Modra <amodra@gmail.com>
451 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
452 to a reg. Localize vars.
454 2016-08-03 Alan Modra <amodra@gmail.com>
456 * config/rs6000/rs6000.opt: Remove negatives from help strings
459 2016-08-03 Alan Modra <amodra@gmail.com>
461 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
462 Delete duplicated code.
464 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
467 * lra-spills.c (regno_in_use_p): New.
468 (lra_final_code_change): Use it.
470 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
472 PR rtl-optimization/69847
473 * lra-int.h (struct lra-reg): Use restore_rtx instead of
476 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
478 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
479 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
480 * lra-spills.c (lra_final_code_change): Don't delete insn when the
481 next insn is USE with the same reg as the current insn source.
482 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
484 (lra_constraints_init): Call initiate_invariants.
485 (lra_constraints_finish): Call finish_invariants.
486 (struct invariant, invariant_t, invariant_ptr_t): New.
487 (const_invariant_ptr_t, invariants, invariants_pool): New.
488 (invariant_table, invariant_hash, invariant_eq_p): New.
489 (insert_invariant, initiate_invariants, finish_invariants): New.
490 (clear_invariants, invalid_invariant_regs): New.
491 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
492 instead of restore_regno.
493 (invariant_p, process_invariant_for_inheritance): New.
494 (inherit_in_ebb): Implement invariant inheritance.
495 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
496 (remove_inheritance_pseudos): Implement undoing invariant
498 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
499 instead of restore_regno.
500 * lra-assigns.c (regno_live_length): New.
501 (reload_pseudo_compare_func): Use regno_live_length.
502 (assign_by_spills): Use restore_rtx instead of restore_regno.
503 (lra_assign): Ditto. Initiate regno_live_length.
505 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
507 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
508 __builtin_aarch64_fmindf.
510 2016-08-02 Bin Cheng <bin.cheng@arm.com>
512 PR tree-optimization/34114
513 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
514 information for more control IVs.
516 2016-08-02 Bin Cheng <bin.cheng@arm.com>
518 PR tree-optimization/34114
519 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
520 PLUS_EXPR case. Handle SSA_NAME case.
522 2016-08-02 Tamar Christina <tamar.christina@arm.com>
524 * config/aarch64/aarch64-simd-builtins.def
525 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
526 (__builtin_aarch64_fmaxdf): Likewise.
527 (__builtin_aarch64_smin_nandf): Likewise.
528 (__builtin_aarch64_smax_nandf): Likewise.
529 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
530 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
531 (<fmaxmin><mode>3): ...this.
532 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
533 (vminnm_f64): Likewise.
534 (vmin_f64): Likewise.
535 (vmax_f64): Likewise.
536 * config/aarch64/iterators.md (FMAXMIN): Merge with...
537 (FMAXMIN_UNS): ...this.
538 (fmaxmin): Merged with
539 (fmaxmin_op): ...this...
540 (maxmin_uns_op): ...in to this.
542 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
545 Add support for vec_extract on vector float, vector int, vector
546 short, and vector char vector types.
547 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
548 vector float, vector int, vector short, and vector char
549 optimizations on 64-bit ISA 2.07 systems for both constant and
550 variable element numbers.
551 (rs6000_split_vec_extract_var): Likewise.
552 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
553 Altivec registers on ISA 2.07 and above.
554 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
555 which never was matched due to the split occuring before register
556 allocation (and the code would not have worked on little endian
557 systems if it did match). Allow extracts to go to the Altivec
558 registers if ISA 2.07 (power8). Change from using "" around the
559 C++ code to using {}'s.
560 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
561 vec_extracts when the vector is in memory.
562 (vsx_extract_v4sf_var): New insn to optimize vector float
563 vec_extracts when the element number is variable on 64-bit ISA
565 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
566 for 64-bit ISA 2.07 as well as ISA 3.0.
567 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
568 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
569 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
570 optimize vector int, vector short, and vector char vec_extracts
571 when the vector is in memory.
572 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
573 optimize vector int, vector short, and vector char vec_extracts
574 when the element number is variable.
576 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
579 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
580 does not overlap with other symbol flags.
582 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
584 * config/aarch64/aarch64.h (aarch64_frame):
585 Remove padding0 and hardfp_offset. Add locals_offset,
586 initial_adjust, callee_adjust, callee_offset and final_adjust.
587 * config/aarch64/aarch64.c (aarch64_layout_frame):
588 Remove unused padding0 and hardfp_offset initializations.
589 Choose frame layout and set frame variables accordingly.
590 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
591 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
592 (aarch64_pop_regs): Likewise.
593 (aarch64_expand_prologue): Remove all decision code, just emit
594 prolog according to frame variables.
595 (aarch64_expand_epilogue): Remove all decision code, just emit
596 epilog according to frame variables.
597 (aarch64_initial_elimination_offset): Use offset to local/arg area.
599 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
603 fix_debug_reg_uses after changing source register mode to
604 V1TImode if source register is undefined.
606 2015-08-01 Alan Hayward <alan.hayward@arm.com>
608 PR tree-optimization/71818
609 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
610 with non invariant evolutions
612 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
615 * config/avr/avr.md (length) [branch]: Correct insn length
616 attribute for forward branches.
618 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
620 * doc/extend.texi (AVR Built-in Functions): Document
622 * config/avr/builtins.def (NOPS): New.
623 * config/avr/avr.c (avr_expand_nops): New static function.
624 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
626 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
628 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
629 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
632 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
634 * config/aarch64/aarch64.c (vulcan_tunings): Update
635 vulcan L1 cache_line_size.
637 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
639 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
640 function that takes a vector memory address, a hard register, an
641 element number and a temporary base register, and recreates an
642 address that points to the appropriate element within the vector.
643 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
644 (rs6000_split_vec_extract_var): Add support for the target of a
645 vec_extract with variable element number being a scalar memory
647 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
649 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
650 vsx_extract_<mode>_load insn with a new insn that optimizes
651 storing either element to a memory location, using scratch
652 registers to pick apart the vector and reconstruct the address.
653 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
654 (vsx_extract_<mode>_store): Rework alternatives to more correctly
655 support Altivec registers. Add support for ISA 3.0 Altivec d-form
657 (vsx_extract_<mode>_var): Add support for extracting a variable
658 element number from memory.
660 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
662 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
663 when testing for compares against constants of the form 0xabab.
665 2016-07-29 Bin Cheng <bin.cheng@arm.com>
667 PR tree-optimization/57558
668 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
670 (vect_loop_versioning): Support versioning with niter assumptions.
671 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
672 (vect_get_loop_niters): New parameter. Reimplement to support
673 assumptions in loop niter info.
674 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
675 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
676 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
677 Support loop versioning for niters.
678 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
679 (vect_free_loop_info_assumptions): New function.
680 (vectorize_loops): Free loop niter info for loops with flag
681 LOOP_F_ASSUMPTIONS set if vectorization failed.
682 * tree-vectorizer.h (struct _loop_vec_info): New field
683 num_iters_assumptions.
684 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
685 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
686 (LOOP_REQUIRES_VERSIONING): New macro.
687 (vect_free_loop_info_assumptions): New decl.
689 2016-07-29 Bin Cheng <bin.cheng@arm.com>
691 * cfgloop.h (struct loop): New field constraints.
692 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
693 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
695 * cfgloop.c (alloc_loop): Initialize new field.
696 * cfgloopmanip.c (copy_loop_info): Copy constraints.
697 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
698 Adjust niter analysis wrto loop constraints.
699 * doc/loop.texi (@node Number of iterations): Add description for loop
702 2016-07-29 Marek Polacek <polacek@redhat.com>
705 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
706 (ix86_expand_round_builtin): Likewise.
708 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
709 Georg-Johann Lay <avr@gjlay.de>
711 PR rtl-optimization/71976
712 * combine.c (get_last_value): Return 0 if the argument for which
713 the function is called has a wider mode than the recorded value.
715 2016-07-29 Marek Polacek <polacek@redhat.com>
718 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
719 (altivec_expand_st_builtin): Likewise.
721 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
723 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
724 introduced in r238381.
726 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
729 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
730 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
732 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
734 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
737 Add support for vec_extract of vector double or vector long having
738 a variable element number on 64-bit ISA 2.07 systems or newer.
739 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
741 (rs6000_split_vec_extract_var): New function to split a
742 vec_extract built-in function with variable element number.
743 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
745 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
746 (UNSPEC_VSX_EXTRACT): Likewise.
747 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
748 direct move instructions to be generated on 64-bit ISA 2.07
749 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
751 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
752 arguments for vec_extract variable element.
753 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
754 vec_extract with variable element on V2DFmode and V2DImode
756 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
757 -mupper-regs-df requirement, since it isn't needed.
758 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
759 do direct moves on 64-bit systems, which allows optimization of
760 vec_extract on 64-bit ISA 2.07 systems and newer.
762 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
763 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
765 * config/aarch64/aarch64.md
766 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
768 (<optab>qihi2_aarch64): Likewise, and split into two.
769 (extendqihi2_aarch64): New.
770 (zero_extendqihi2_aarch64): New.
771 * config/aarch64/iterators.md (ldrxt): Remove.
772 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
775 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
777 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
779 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
781 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
782 (aarch64_push_reg): New function to push 1 or 2 registers.
783 (aarch64_pop_reg): New function to pop 1 or 2 registers.
784 (aarch64_expand_prologue): Use aarch64_push_regs.
785 (aarch64_expand_epilogue): Use aarch64_pop_regs.
787 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
789 PR tree-optimization/71734
790 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
791 attribute instead of REF_LOOP and use it.
792 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
793 set it for Loops having non-zero safelen attribute.
794 (ref_indep_loop_p): Pass zero as initial value for safelen.
796 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
800 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
801 call using chkp_gimple_call_builtin_p.
802 (chkp_copy_bounds_for_assign): Likewise.
804 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
806 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
807 * config/arm/arm-protos.h (struct tune_params): Likewise.
808 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
809 (cortex_a9_sched_adjust_cost): Likewise.
810 (fa726te_sched_adjust_cost): Likewise.
811 (arm_adjust_cost): Likewise.
812 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
813 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
814 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
815 * config/i386/i386.c (ix86_adjust_cost): Likewise.
816 * config/ia64/ia64.c: Likewise.
817 * config/m68k/m68k.c: Likewise.
818 * config/mep/mep.c (mep_adjust_cost): Likewise.
819 * config/microblaze/microblaze.c (microblaze_adjust_cost):
821 * config/mips/mips.c (mips_adjust_cost): Likewise.
822 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
824 * config/pa/pa.c (pa_adjust_cost): Likewise.
825 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
826 (rs6000_debug_adjust_cost): Likewise.
827 * config/sh/sh.c (sh_adjust_cost): Likewise.
828 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
829 (hypersparc_adjust_cost): Likewise.
830 (sparc_adjust_cost): Likewise.
831 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
832 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
833 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
835 * config/visium/visium.c (visium_adjust_cost): Likewise.
836 * doc/tm.texi: Regenerate.
837 * haifa-sched.c (dep_cost_1): Adjust.
838 * target.def: Merge adjust_cost and adjust_cost_2.
840 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
842 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
844 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
846 * store-motion.c (struct st_expr): Make pattern_regs a vector.
847 (extract_mentioned_regs): Append to a vector instead of
848 returning a rtx_expr_list.
849 (st_expr_entry): Adjust.
850 (free_st_expr_entry): Likewise.
851 (store_ops_ok): Likewise.
852 (store_killed_in_insn): Likewise.
853 (find_moveable_store): Likewise.
855 2016-07-28 Martin Liska <mliska@suse.cz>
857 PR gcov-profile/68025
858 * tree-profile.c (tree_profiling): Respect
859 no_profile_instrument_function attribute.
860 * doc/extend.texi: Document no_profile_instrument_function
863 2016-07-28 Martin Liska <mliska@suse.cz>
865 PR rtl-optimization/70944
866 * combine.c (make_compound_operation):
867 Do not allow make_compound_operation for vector mode
869 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
872 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
873 before calling get_ops.
875 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
877 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
878 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
879 (BITS_PER_UNIT_LOG): Remove.
880 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
881 * expr.c (expand_assignment): Likewise.
882 * stor-layout.c (initialize_sizetypes): Likewise.
884 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
886 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
887 signature of rs6000_expand_vector_extract so that the element
888 number is a RTX instead of a constant integer.
889 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
891 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
892 (altivec_expand_vec_ext_builtin): Likewise.
893 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
894 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
897 2016-07-27 David Malcolm <dmalcolm@redhat.com>
899 * input.c (get_pure_location): Move here from tree.c.
900 (make_location): Likewise. Add header comment.
901 (selftest::test_accessing_ordinary_linemaps): Verify
902 pure_location_p, make_location, get_location_from_adhoc_loc and
904 * input.h (get_pure_location): Move declaration here from tree.h.
905 (get_finish): Likewise for inline function.
906 (make_location): Likewise for declaration.
907 * tree.c (get_pure_location): Move to input.c.
908 (make_location): Likewise.
909 * tree.h (get_pure_location): Move declaration to tree.h.
910 (get_finish): Likewise for inline function.
911 (make_location): Likewise for declaration.
913 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
916 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
918 2016-07-27 David Malcolm <dmalcolm@redhat.com>
920 * system.h (STATIC_ASSERT): Use static_assert if building
923 2016-07-27 Richard Biener <rguenther@suse.de>
925 PR tree-optimization/72517
926 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
927 Revert change to not compute read-read dependences.
929 2016-07-27 Richard Biener <rguenther@suse.de>
931 * predict.c (set_even_probabilities): Make nedges unsigned.
933 2016-07-27 Martin Liska <mliska@suse.cz>
935 * predict.c (set_even_probabilities): Handle unlikely edges.
936 (combine_predictions_for_bb): Likewise.
938 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
941 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
942 __float128 support when we don't have hardware support, so that
943 the IEEE built-in functions like isgreater, first call __unordkf3
944 to make sure neither operand is a NaN, and if both operands are
945 ordered, do the normal comparison.
947 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
949 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
951 (extract_code_and_val_from_cond_with_ops): Verify that name is
952 either cond_op0 or cond_op1.
954 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
956 PR tree-optimization/18046
957 * genmodes.c (emit_mode_size_inline): Emit an assert that
958 verifies that mode is a valid array index.
959 (emit_mode_nuinits_inline): Likewise.
960 (emit_mode_inner_inline): Likewise.
961 (emit_mode_unit_size_inline): Likewise.
962 (emit_mode_unit_precision_inline): Likewise.
963 * tree-vrp.c: Include params.h.
964 (find_switch_asserts): Register edge assertions for the default
965 label which correspond to the anti-ranges of each case label.
966 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
967 * doc/invoke.texi: Document it.
969 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
971 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
972 and unnecessary call to gimple_bb.
974 2016-07-26 Richard Biener <rguenther@suse.de>
976 PR rtl-optimization/71984
977 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
980 2016-07-26 Richard Biener <rguenther@suse.de>
983 * expmed.c (extract_bit_field_1): Constrain the vector mode
984 with element size matching the extraction mode size when
985 choosing a better vector mode to do the extraction from.
987 2016-07-26 Richard Biener <rguenther@suse.de>
988 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
991 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
994 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
996 * tree-ssa-structalias.c (struct scc_info): Change types of
997 members to auto_sbitmap and auto_vec.
998 (scc_info::scc_info): New constructor.
999 (scc_info::~scc_info): New destructor.
1000 (init_scc_info): Remove.
1001 (free_scc_info): Remove.
1002 (find_indirect_cycles): Adjust.
1003 (perform_var_substitution): Likewise.
1004 (free_var_substitution_info): Likewise.
1006 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1008 * tree-outof-ssa.c (struct elim_graph): Change type of members
1009 to auto_vec and auto_sbitmap.
1010 (elim_graph::elim_graph): New constructor.
1011 (delete_elim_graph): Remove.
1012 (expand_phi_nodes): Adjust.
1014 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1016 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
1017 (new_elim_graph): Adjust.
1018 (clear_elim_graph): Likewise.
1019 (delete_elim_graph): Likewise.
1020 (elim_graph_size): Likewise.
1021 (elim_graph_add_node): Likewise.
1022 (elim_graph_add_edge): Likewise.
1023 (elim_graph_remove_succ_edge): Likewise.
1024 (eliminate_name): Likewise.
1025 (eliminate_build): Likewise.
1026 (elim_forward): Likewise.
1027 (elim_unvisited_predecessor): Likewise.
1028 (elim_backward): Likewise.
1029 (elim_create): Likewise.
1030 (eliminate_phi): Likewise.
1031 (expand_phi_nodes): Likewise.
1033 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1035 * bt-load.c (compute_out): Use auto_sbitmap class.
1036 (link_btr_uses): Likewise.
1037 * cfganal.c (mark_dfs_back_edges): Likewise.
1038 (post_order_compute): Likewise.
1039 (inverted_post_order_compute): Likewise.
1040 (pre_and_rev_post_order_compute_fn): Likewise.
1041 (single_pred_before_succ_order): Likewise.
1042 * cfgexpand.c (pass_expand::execute): Likewise.
1043 * cfgloop.c (verify_loop_structure): Likewise.
1044 * cfgloopmanip.c (fix_bb_placements): Likewise.
1045 (remove_path): Likewise.
1046 (update_dominators_in_loop): Likewise.
1047 * cfgrtl.c (break_superblocks): Likewise.
1048 * ddg.c (check_sccs): Likewise.
1049 (create_ddg_all_sccs): Likewise.
1050 * df-core.c (df_worklist_dataflow): Likewise.
1051 * dse.c (dse_step3): Likewise.
1052 * except.c (eh_region_outermost): Likewise.
1053 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1054 * gcse.c (prune_expressions): Likewise.
1055 (prune_insertions_deletions): Likewise.
1056 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
1057 * graph.c (draw_cfg_nodes_no_loops): Likewise.
1058 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
1059 * lcm.c (compute_earliest): Likewise.
1060 (compute_farthest): Likewise.
1061 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
1062 (unroll_loop_runtime_iterations): Likewise.
1063 (unroll_loop_stupid): Likewise.
1064 * lower-subreg.c (decompose_multiword_subregs): Likewise.
1065 * lra-lives.c: Likewise.
1066 * lra.c (lra): Likewise.
1067 * modulo-sched.c (schedule_reg_moves): Likewise.
1068 (optimize_sc): Likewise.
1069 (get_sched_window): Likewise.
1070 (sms_schedule_by_order): Likewise.
1071 (check_nodes_order): Likewise.
1072 (order_nodes_of_sccs): Likewise.
1073 (order_nodes_in_scc): Likewise.
1074 * recog.c (split_all_insns): Likewise.
1075 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
1076 * reload1.c (reload): Likewise.
1077 * sched-rgn.c (haifa_find_rgns): Likewise.
1078 (split_edges): Likewise.
1079 (compute_trg_info): Likewise.
1080 * sel-sched.c (init_seqno): Likewise.
1081 * store-motion.c (remove_reachable_equiv_notes): Likewise.
1082 * tree-into-ssa.c (update_ssa): Likewise.
1083 * tree-ssa-live.c (live_worklist): Likewise.
1084 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
1085 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1087 (try_peel_loop): Likewise.
1088 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1090 * tree-ssa-pre.c (compute_antic): Likewise.
1091 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
1092 * tree-stdarg.c (reachable_at_most_once): Likewise.
1093 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
1094 * var-tracking.c (vt_find_locations): Likewise.
1096 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1098 * sbitmap.h (auto_sbitmap): New class.
1100 2016-07-26 Alan Modra <amodra@gmail.com>
1103 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
1106 2016-07-25 David Malcolm <dmalcolm@redhat.com>
1108 * input.c (selftest::temp_source_file::temp_source_file): Fix
1109 missing "%s" in fprintf.
1111 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
1114 * cselib.c (cselib_process_insn): Invalidate argument slots for
1117 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1119 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
1120 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
1121 vmulxh_lane_f16, vmulxh_laneq_f16): New.
1123 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1125 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1126 * config/aarch64/aarch64.md (fma, fnma): Support HF.
1127 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
1129 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1131 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1132 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
1134 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
1135 (add<mode>3): Likewise.
1136 (sub<mode>3): Likewise.
1137 (mul<mode>3): Likewise.
1138 (div<mode>3): Likewise.
1139 (*div<mode>3): Likewise.
1140 (<fmaxmin><mode>3): Extend to HF.
1141 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
1142 (fabd<mode>3): Likewise.
1143 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
1144 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
1145 (aarch64_fmulx<mode>): Likewise.
1146 (aarch64_fac<optab><mode>): Likewise.
1147 (aarch64_frecps<mode>): Likewise.
1148 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
1149 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
1150 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
1151 (VSDQ_HSDI): Support HI.
1152 (fcvt_target, FCVT_TARGET): Likewise.
1153 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
1154 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
1155 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
1156 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
1157 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
1158 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
1159 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
1162 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1164 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
1165 * config/aarch64/aarch64-builtins.c (hi_UP): New.
1166 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1167 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
1169 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
1170 (aarch64_cm<optab><mode>): Likewise.
1171 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
1172 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
1173 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
1174 (sqrt<mode>2): Likewise.
1175 (*sqrt<mode>2): Likewise.
1176 (abs<mode>2): Likewise.
1177 (<optab><mode>hf2): New pattern for HF mode.
1178 (<optab>hihf2): Likewise.
1179 * config/aarch64/arm_neon.h: Include arm_fp16.h.
1180 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
1181 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
1183 * config/aarch64/arm_fp16.h: New file.
1184 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
1185 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
1186 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
1187 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
1188 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
1189 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
1190 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
1191 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
1192 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
1193 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
1194 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
1195 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
1198 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1200 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
1201 reduc_smin_scal_): Use VDQIF_F16.
1202 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
1203 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
1205 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
1206 * config/aarch64/iterators.md (VDQIF_F16): New.
1207 (vp): Support HF modes.
1208 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
1209 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
1211 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1213 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
1214 "*aarch64_mulx_elt_from_dup<mode>".
1215 (*aarch64_mul3_elt<mode>): Update schedule type.
1216 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
1217 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
1218 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1219 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
1220 (f, fp): Support HF modes.
1221 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
1222 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
1223 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
1224 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
1225 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
1226 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
1228 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1230 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1231 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
1233 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
1236 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1238 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1239 * config/aarch64/aarch64-simd.md
1240 (aarch64_rsqrts<mode>): Extend to HF modes.
1241 (fabd<mode>3): Likewise.
1242 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
1243 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
1244 (aarch64_<maxmin_uns>p<mode>): Likewise.
1245 (<su><maxmin><mode>3): Likewise.
1246 (<maxmin_uns><mode>3): Likewise.
1247 (<fmaxmin><mode>3): Likewise.
1248 (aarch64_faddp<mode>): Likewise.
1249 (aarch64_fmulx<mode>): Likewise.
1250 (aarch64_frecps<mode>): Likewise.
1251 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
1252 (add<mode>3): Extend to HF modes.
1253 (sub<mode>3): Likewise.
1254 (mul<mode>3): Likewise.
1255 (div<mode>3): Likewise.
1256 (*div<mode>3): Likewise.
1257 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
1259 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
1260 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
1261 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
1262 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
1263 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
1264 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
1265 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
1266 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
1267 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
1268 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
1269 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
1270 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
1271 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
1272 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
1274 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1276 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
1277 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1278 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
1279 (neg<mode>2): Likewise.
1280 (abs<mode>2): Likewise.
1281 (<frint_pattern><mode>2): Likewise.
1282 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
1283 (<optab><VDQF:mode><fcvt_target>2): Likewise.
1284 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
1285 (ftrunc<VDQF:mode>2): Likewise.
1286 (<optab><fcvt_target><VDQF:mode>2): Likewise.
1287 (sqrt<mode>2): Likewise.
1288 (*sqrt<mode>2): Likewise.
1289 (aarch64_frecpe<mode>): Likewise.
1290 (aarch64_cm<optab><mode>): Likewise.
1291 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
1293 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
1294 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
1296 * config/aarch64/arm_neon.h (vdup_n_f16): New.
1297 (vdupq_n_f16): Likewise.
1298 (vld1_dup_f16): Use vdup_n_f16.
1299 (vld1q_dup_f16): Use vdupq_n_f16.
1300 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
1301 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
1302 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
1303 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
1304 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
1305 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
1306 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
1307 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
1308 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
1309 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
1310 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
1311 vsqrt_f16, vsqrtq_f16): New.
1313 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1315 * config/aarch64/aarch64-simd.md
1316 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
1317 (aarch64_ext<mode>): Likewise.
1318 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
1319 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
1320 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
1322 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
1324 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
1325 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
1326 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
1327 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
1328 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
1329 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
1330 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
1332 (vmov_n_f16): Reimplement using vdup_n_f16.
1333 (vmovq_n_f16): Reimplement using vdupq_n_f16..
1335 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1337 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
1338 "frame_related_p". Generate CFA annotation when it's necessary.
1339 (aarch64_expand_prologue): Use aarch64_add_constant.
1340 (aarch64_expand_epilogue): Likewise.
1341 (aarch64_output_mi_thunk): Pass "false" when calling
1342 aarch64_add_constant.
1344 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1346 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
1349 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1351 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
1352 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
1353 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
1354 (aarch64_build_constant): Delete.
1356 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
1359 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1361 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1362 flag_toplevel_reorder.
1364 2016-07-25 Richard Biener <rguenther@suse.de>
1366 * cgraph.c (cgraph_node::verify_node): Compare against builtin
1367 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
1368 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
1369 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
1370 (streamer_get_builtin_tree): Likewise.
1371 (streamer_write_builtin): Likewise.
1372 * lto-streamer.h (LTO_builtin_decl): Remove.
1373 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
1374 (lto_input_scc): Remove LTO_builtin_decl handling.
1375 (lto_input_tree_1): Liekwise.
1376 * lto-streamer-out.c (lto_output_tree_1): Remove special
1377 handling of builtins.
1378 (DFS::DFS): Likewise.
1379 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
1380 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
1382 (streamer_write_builtin): Remove.
1384 2016-07-25 Martin Liska <mliska@suse.cz>
1386 * lto-cgraph.c (input_symtab): Don't call get_working_sets
1387 if flag_auto_profile is set to true.
1389 2016-07-25 Martin Liska <mliska@suse.cz>
1391 PR gcov-profile/71868
1392 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
1393 have a function with multiple latches, count them all.
1395 2016-07-25 Martin Liska <mliska@suse.cz>
1397 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
1399 2016-07-25 Martin Liska <mliska@suse.cz>
1401 PR tree-optimization/71987
1402 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
1403 just for SSA_NAMEs. Fix GNU coding style.
1405 2016-07-25 Martin Liska <mliska@suse.cz>
1407 PR gcov-profile/64874
1408 * gcov-io.h: Update command about file format.
1409 * gcov-iov.c (main): Adapt the numbering scheme.
1411 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1414 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
1415 whose result is used in PHI.
1416 (final_range_test_p): Likewise.
1417 (maybe_optimize_range_tests): Likewise.
1419 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1422 Reformat two multi-line strings.
1424 2016-07-22 Martin Sebor <msebor@redhat.com>
1426 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
1428 2016-07-22 Martin Sebor <msebor@redhat.com>
1431 * doc/extend.texi (Compound Literals): Correct and clarify.
1432 (Cast to Union): Same.
1434 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
1436 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1437 comments to explain why certain error messages make mention of
1438 undocumented options.
1439 (rs6000_invalid_builtin): Change error messages to replace mention
1440 of undocumented options with mention of the -mcpu=power9 option
1441 that enables those undocumented options.
1442 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
1443 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
1444 definition of this macro to correct an existing error.
1445 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
1446 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
1447 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
1448 descriptions of built-in functions so that they depend on
1449 -mcpu=power9 instead of on the corresponding undocumented flags.
1450 * doc/invoke.texi (Option Summary): Remove all mention of newly
1452 (IBM RS/6000 and PowerPC Options): Likewise.
1453 * doc/md.texi (Constraints for Particuliar Machines): Remove all
1454 mention of newly undocumented flags.
1456 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
1458 * ipa-cp.c (determine_versionability): Do not create constprop clones,
1459 when target_clones attribute is set.
1461 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1463 * common.opt (funsafe-loop-optimizations): Mark ignore.
1464 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
1465 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
1467 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
1468 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
1470 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1472 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1474 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1476 (number_of_iterations_exit): Warn missed loop optimization for
1477 possible infinite loops.
1479 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
1482 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
1483 when to emit a ".machine" pseudo-op.
1485 2016-07-22 Martin Liska <mliska@suse.cz>
1487 PR gcov-profile/69028
1488 PR gcov-profile/62047
1489 * coverage.c (coverage_compute_lineno_checksum): Do not
1490 calculate checksum for fns w/o xloc.file.
1491 (coverage_compute_profile_id): Likewise.
1493 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
1495 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
1496 (avr_secondary_reload): ...and implementation.
1497 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
1498 * config/avr/avr.md (reload_in<mode>): Remove insns.
1499 (adjust_len) [lpm]: Remove insn attribute value.
1500 * config/avr/predicates.md (flash_operand): Remove insn predicate.
1502 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1505 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
1507 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
1508 * calls.c (special_function_p): Remove the special handling of the
1509 "__builtin_" prefix.
1511 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1514 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
1515 if STMT may be an alloca call.
1516 (gimple_alloca_call_p, alloca_call_p): Return only true for the
1517 builtin alloca call.
1518 * calls.h (gimple_maybe_alloca_call_p): New function.
1519 * tree-inline.c (inline_forbidden_p_stmt): Use
1520 gimple_maybe_alloca_call_p here.
1522 2016-07-21 David Malcolm <dmalcolm@redhat.com>
1524 * spellcheck-tree.c (best_macro_match::best_macro_match):
1525 Explictly specify the template arguments when invoking the base
1526 class constructor, to help older C++ compilers.
1528 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1531 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
1532 before builtin_decl_implicit.
1534 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1536 * optabs.c (emit_condiitonal_move): Short circuit for identical
1539 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1541 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
1542 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
1543 (noce_conversion_profitable_p): New.
1544 (noce_try_store_flag_constants): Use it.
1545 (noce_try_addcc): Likewise.
1546 (noce_try_store_flag_mask): Likewise.
1547 (noce_try_cmove): Likewise.
1548 (noce_try_cmove_arith): Likewise.
1549 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
1551 (noce_convert_multiple_sets): Move cost model to here, from...
1552 (bb_ok_for_noce_convert_multiple_sets) ...here.
1553 (noce_process_if_block): Update calls for above changes.
1554 (noce_find_if_block): Record new noce_if_info parameters.
1556 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1558 * target.def (max_noce_ifcvt_seq_cost): New.
1559 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
1560 * doc/tm.texi: Regenerate.
1561 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
1562 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
1563 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
1564 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
1565 * doc/invoke.texi: Document new params.
1567 2016-07-21 Richard Biener <rguenther@suse.de>
1569 PR tree-optimization/71947
1570 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
1571 ranges have useful limit_vr information.
1573 2016-07-21 Richard Biener <rguenther@suse.de>
1575 * function-tests.c (build_trivial_generic_function): Set
1576 BLOCK_SUPERCONTEXT of DECL_INITIAL.
1577 * omp-low.c (create_omp_child_function): Likewise.
1578 (grid_expand_target_grid_body): Likewise.
1579 * cgraphunit.c (init_lowered_empty_function): Likewise.
1580 (cgraph_node::expand_thunk): Likewise.
1581 * tree-parloops.c (create_loop_fn): Likewise.
1582 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
1584 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1586 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
1589 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
1591 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
1592 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
1593 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
1594 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
1595 values for insn attribute.
1596 * config/avr/avr.c (avr_out_insert_notbit): New function.
1597 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
1598 ADJUST_LEN_INSV_NOTBIT_0/_7.
1599 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
1601 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1603 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
1604 (chrec_convert_1, chrec_convert): Ditto.
1605 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
1606 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
1607 * tree-vrp.c (adjust_range_with_scev): Ditto.
1608 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
1609 (scev_var_range_cant_overflow): New function.
1610 (scev_probably_wraps_p): New parameter. Call above function.
1611 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
1613 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1615 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
1616 by removing computation of may_be_zero.
1618 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1620 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
1622 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1624 Improving concepts performance and diagnostics.
1625 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
1626 for constraint satisfaction and subsumption.
1627 * timevar.h (auto_timevar): New constructor that matches the push/pop
1628 pattern of usage in pt.c.
1630 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1632 * hwint.h (HOST_WIDE_INT_0): New define.
1633 (HOST_WIDE_INT_0U): Ditto.
1634 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
1635 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
1636 * simplify-rtx.c: Ditto.
1637 * tree-object-size.c: Ditto.
1639 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1641 * config/s390/s390.c (s390_encode_section_info): Remove mode size
1644 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1646 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
1647 * combine.c: Use HOST_WIDE_INT_M1U instead of
1648 ~(unsigned HOST_WIDE_INT) 0.
1649 * double-int.h: Ditto.
1651 * dwarf2asm.c:Ditto.
1653 * genmodes.c: Ditto.
1655 * read-rtl.c: Ditto.
1656 * tree-ssa-loop-ivopts.c: Ditto.
1657 * tree-ssa-loop-prefetch.c: Ditto.
1658 * tree-vect-generic.c: Ditto.
1659 * tree-vect-patterns.c: Ditto.
1662 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1664 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
1665 constant addresses outside [0,0xc0] into a register.
1666 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
1667 cases where the base address register is unused after.
1668 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
1669 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
1670 (avr_out_store_psi_reg_disp_tiny): Same.
1672 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1674 Implement attribute progmem on reduced Tiny cores by adding
1675 flash offset 0x4000 to respective symbols.
1678 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
1679 documentation how it works on reduced Tiny cores.
1680 (AVR Named Address Spaces): No support for reduced Tiny.
1681 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
1682 (avr_address_tiny_pm_p): New static function.
1683 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
1684 if the address is in progmem.
1685 (avr_assemble_integer): Same.
1686 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
1687 for symbol_ref in progmem.
1688 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
1689 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
1690 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
1692 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
1694 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
1695 * configure: Regenerate.
1696 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
1697 (USE_THIN_ARCHIVES): New variable.
1698 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
1699 this archive as a thin archive.
1701 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1703 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
1704 same location as last time, don't skip if we have fix-it hints.
1705 Clarify the skipping logic by converting it from one "if" clause
1706 to repeated "if" clauses.
1707 * spellcheck-tree.c: Include "cpplib.h".
1708 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
1709 (best_macro_match::best_macro_match): New constructor.
1710 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
1711 Move here from c/c-decl.c.
1712 (class best_macro_match): Move here from c/c-decl.c, converting
1713 from a typedef to a subclass, gaining a ctor.
1715 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1717 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
1718 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
1720 (avr_addr_space_diagnose_usage): ...and implementation.
1721 (avr_addr_space_supported_p): New function.
1722 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
1723 report bad address space usage if that space is supported.
1724 (avr_insert_attributes): Same. No more complain about unsupported
1726 * config/avr/avr-c.c (tm_p.h): Include it.
1727 (avr_cpu_cpp_builtins): Only define addr-space related built-in
1728 macro if avr_addr_space_supported_p.
1730 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1732 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1733 flag_toplevel_reorder.
1735 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1737 * gcc-rich-location.c
1738 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
1740 * gcc-rich-location.h
1741 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
1743 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1745 * target.def (addr_space): Add new diagnose_usage to hook vector.
1746 * targhooks.c (default_addr_space_diagnose_usage): Add default
1747 implementation and...
1748 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
1749 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
1750 is some address space, call targetm.addr_space.diagnose_usage.
1751 * doc/tm.texi.in (Named Address Spaces): Add anchor for
1752 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
1753 * doc/tm.texi: Regenerate.
1755 2016-07-20 Martin Liska <mliska@suse.cz>
1758 * graphite-isl-ast-to-gimple.c (later_of_the_two):
1759 Properly handly PHI stmts.
1761 2016-07-20 Bin Cheng <bin.cheng@arm.com>
1763 PR tree-optimization/71503
1764 PR tree-optimization/71683
1765 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
1768 2016-07-20 Martin Liska <mliska@suse.cz>
1770 * doc/invoke.texi (-fipa-ra): Document when the option is
1771 disabled. Fix a typo.
1773 2016-07-20 Martin Liska <mliska@suse.cz>
1775 * Makefile.in: Include fibonacci_heap.c
1776 * fibonacci_heap.c: New file.
1777 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
1778 (fibonacci_heap::union_with): Fix deletion of the second heap.
1779 * selftest-run-tests.c (selftest::run_tests): Incorporate
1780 fibonacci heap tests.
1781 * selftest.h: Declare fibonacci_heap_c_tests.
1783 2016-07-20 Martin Liska <mliska@suse.cz>
1785 * selftest-run-tests.c (selftest::run_tests): New function.
1786 * selftest.h (sreal_c_tests): Declare.
1787 * sreal.c (sreal_verify_basics): New function.
1788 (verify_aritmetics): Likewise.
1789 (sreal_verify_arithmetics): Likewise.
1790 (verify_shifting): Likewise.
1791 (sreal_verify_shifting): Likewise.
1792 (void sreal_c_tests): Likewise.
1794 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1796 PR rtl-optimization/71916
1797 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1798 bb which have a single succ fake edge.
1800 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1803 * dwarf2out.c (gen_subprogram_die): Only call
1804 gen_unspecified_parameters_die while dumping early dwarf.
1806 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1809 * gimple-fold.c (fold_builtin_memory_op): Use
1810 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1812 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
1814 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
1815 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
1816 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
1817 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
1821 * double-int.c: Ditto.
1823 * dwarf2out.c: Ditto.
1826 * fold-const.c: Ditto.
1827 * function.c: Ditto.
1829 * genmodes.c: Ditto.
1833 * loop-doloop.c: Ditto.
1834 * loop-invariant.c: Ditto.
1841 * simplify-rtx.c: Ditto.
1842 * stor-layout.c: Ditto.
1844 * tree-ssa-loop-ivopts.c: Ditto.
1845 * tree-vect-generic.c: Ditto.
1846 * tree-vect-patterns.c: Ditto.
1851 * wide-int-print.cc: Ditto.
1852 * wide-int.cc: Ditto.
1853 * wide-int.h: Ditto.
1855 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1857 * selftest.c (selftest::assert_streq): Handle NULL values of
1858 val_actual and val_expected.
1860 2016-07-19 Martin Jambor <mjambor@suse.cz>
1863 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
1864 rather than cgraph_create_node to get a call graph node.
1866 2016-07-19 Richard Biener <rguenther@suse.de>
1868 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
1869 handle all tcc_constant bases and valueize SSA names.
1870 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
1873 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1875 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
1876 the flags of the exit block and bb2, not just the entry block.
1878 2016-07-19 Richard Biener <rguenther@suse.de>
1880 PR tree-optimization/71901
1881 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
1882 align member, group stuff with the bitfield.
1883 (vn_ref_op_align_unit): New inline.
1884 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
1885 record element alignment and operand 3 unchanged.
1886 (ao_ref_init_from_vn_reference): Adjust.
1887 (valueize_refs_1): Likewise.
1888 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1890 2016-07-19 Richard Biener <rguenther@suse.de>
1892 PR tree-optimization/71908
1893 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
1894 symbolic constants in a more reliable way.
1896 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
1898 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
1900 (vect_update_inits_of_drs): Likewise.
1901 (vect_create_cond_for_alias_checks): Likewise.
1902 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
1904 2016-07-19 Richard Biener <rguenther@suse.de>
1907 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
1908 with an abstract origin that is not an inlined function outer
1909 scope add a self-reference as abstract origin.
1910 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
1912 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1915 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1916 unintentional System V.4 structure return breakage for structures
1917 with a single floating point element.
1919 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1921 PR tree-optimization/71734
1922 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
1923 contains REF, use it to check safelen, assume that safelen value
1924 must be greater 1, fix style.
1925 (ref_indep_loop_p_2): Add REF_LOOP argument.
1926 (ref_indep_loop_p): Pass LOOP as additional argument to
1929 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1931 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
1932 allocation in the prologue.
1933 * explow.c (get_dynamic_stack_base): New function to return an address
1934 expression for the dynamic stack base.
1935 (get_dynamic_stack_size): New function to do the required dynamic stack
1936 space size calculations.
1937 (allocate_dynamic_stack_space): Use new functions.
1938 (align_dynamic_address): Move some code from
1939 allocate_dynamic_stack_space to new function.
1940 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1942 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1944 * config/s390/s390.c (s390_encode_section_info): Always set
1945 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1948 2016-07-18 Richard Biener <rguenther@suse.de>
1950 PR tree-optimization/71893
1951 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1952 for sizetype cast added by array_ref_element_size.
1953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1955 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1957 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1958 register parameters. Remove code to initialize argument pointer
1959 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1960 using a pc-relative branch. Cleanup conditional code.
1961 * config/pa/pa.md (call_mcount): New expander.
1962 (call_mcount_nonpic): New insn.
1963 (call_mcount_pic): New insn and split.
1964 (call_mcount_pic_post_reload): New insn.
1965 (call_mcount_64bit): New insn and split.
1966 (call_mcount_64bit_post_reload): New insn.
1968 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1970 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1971 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1972 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1973 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1974 (*usum_widenqihi3, *udiff_widenqihi3)
1975 (*addhi3_zero_extend.const): New combiner insns.
1976 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1977 just 1 bit is affected.
1978 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1979 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1981 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1983 * omp-low.c (lower_omp_target): Mark data clauses with
1984 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1985 zero-length subarrays.
1987 2016-07-15 Richard Biener <rguenther@suse.de>
1989 PR tree-optimization/71881
1990 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1991 reverse DOM order to make debug temp generation happy.
1993 2016-07-15 Richard Biener <rguenther@suse.de>
1995 PR tree-optimization/71887
1996 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1997 verify it is not zero for division / modulo handling.
1998 (value_replacement): Adjust.
2000 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
2001 Julian Brown <julian@codesourcery.com>
2003 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
2004 * config/aarch64/aarch64-cost-tables.h
2005 (vulcan_extra_costs): New variable.
2006 * config/aarch64/aarch64.c
2007 (vulcan_addrcost_table): Likewise.
2008 (vulcan_regmove_cost): Likewise.
2009 (vulcan_vector_cost): Likewise.
2010 (vulcan_branch_cost): Likewise.
2011 (vulcan_tunings): Likewise.
2013 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
2015 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
2016 (output_in_order): Loop over undefined variables too. Output them
2017 via assemble_undefined_decl. Skip variables that correspond to hard
2018 registers or have value-exprs.
2019 * varpool.c (symbol_table::output_variables): Handle undefined
2020 variables together with defined ones.
2022 2016-07-15 Richard Biener <rguenther@suse.de>
2024 * tree-ssa-pre.c (get_representative_for): Make sure to return
2025 the value number of SSA names.
2026 (phi_translate_1): get_representative_for cannot return NULL.
2027 (do_pre_regular_insertion): Remove redundant call to
2028 fully_constant_expression.
2029 (do_pre_partial_partial_insertion): Likewise.
2031 2016-07-15 Bin Cheng <bin.cheng@arm.com>
2033 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
2034 (derive_simple_iv_with_niters): New function.
2035 (simple_iv): Rewrite using simple_iv_with_niters.
2036 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
2037 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
2039 (number_of_iterations_exit): Rewrite using above function.
2040 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
2043 2016-07-15 Richard Biener <rguenther@suse.de>
2045 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
2048 2016-07-14 Jakub Jelinek <jakub@redhat.com>
2050 PR tree-optimization/71872
2051 * tree-data-ref.c (get_references_in_stmt): Ignore references
2052 with is_gimple_constant get_base_address.
2054 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2056 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
2057 (TARGET_HAVE_LDACQD): New macro.
2058 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
2059 than TARGET_HAVE_LDACQ.
2060 (arm_load_acquire_exclusivedi): Likewise.
2061 (arm_store_release_exclusivedi): Likewise.
2063 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2065 PR rtl-optimization/71878
2066 * lra-constraints.c (match_reload): Pass information about other
2067 output operands. Create new unique register value if matching input
2068 operand shares same register value as output operand being considered.
2069 (curr_insn_transform): Record output operands already processed.
2071 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2074 PR tree-optimization/70923
2075 * tree-vect-patterns.c: Include mult-synthesis.h.
2076 (target_supports_mult_synth_alg): New function.
2077 (synth_lshift_by_additions): Likewise.
2078 (apply_binop_and_append_stmt): Likewise.
2079 (vect_synth_mult_by_constant): Likewise.
2080 (target_has_vecop_for_code): Likewise.
2081 (vect_recog_mult_pattern): Use above functions to synthesize vector
2082 multiplication by integer constants.
2084 2016-07-14 Alan Modra <amodra@gmail.com>
2086 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
2087 gpr alternatives. Correct '*' placement on Y,r alternative.
2088 Add '*' on operand 1 of r,r alternative.
2090 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2092 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
2093 * expmed.h: ... Here.
2095 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
2097 * gimple.h (stmt_can_terminate_bb_p): New function.
2098 * tree-cfg.c (need_fake_edge_p): Rename to ...
2099 (stmt_can_terminate_bb_p): ... this; return true if stmt can
2100 throw external; handle const and pure calls.
2101 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
2103 2016-07-14 Richard Biener <rguenther@suse.de>
2105 PR tree-optimization/71866
2106 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
2107 (do_hoist_insertion): Avoid endless recursion when we
2108 didn't insert anything because we managed to simplify
2109 things down to a constant or SSA name.
2110 (fully_constant_expression): Re-write in terms of ...
2111 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
2112 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
2113 vn_nary_build_or_lookup_1.
2114 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
2115 (vn_nary_build_or_lookup): ... this which now wraps it.
2117 2016-07-14 Alan Modra <amodra@gmail.com>
2120 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2121 with p9_vector override before power9-dform override.
2123 2016-07-13 Andi Kleen <ak@linux.intel.com>
2125 * value-prof.c (gimple_value_profile_transformations): Don't run
2126 when auto_profile is on.
2128 2016-07-13 Andi Kleen <ak@linux.intel.com>
2130 * auto-profile.c (update_inlined_ind_target,
2131 afdo_indirect_call): Print information to dump file.
2133 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
2135 * genrecog.c (special_predicate_operand_p): New function.
2136 (predicate_name): Move function.
2137 (validate_pattern): Don't warn about missing mode for all
2138 define_special_predicate predicates.
2140 2016-07-13 Bin Cheng <bin.cheng@arm.com>
2142 * tree-vect-data-refs.c (vect_no_alias_p): New function.
2143 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
2144 resolve alias checks which are known at compilation time.
2145 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
2146 alias checks are resolved. Move dump info for too many runtime
2147 alias checks to here...
2148 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
2150 2016-07-13 Richard Biener <rguenther@suse.de>
2152 PR tree-optimization/24574
2153 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
2154 position and add shift, rotate, divison and modulo support
2156 (value_replacement): Pass in argument position to absorbing_element_p.
2158 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2161 * ipa-inline-transform.c (inline_call): Support
2162 instrumented thunks.
2164 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2166 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
2167 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
2169 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
2170 Baseline. Make initial alternative TARGET_32BIT only.
2171 (udivsi3): Likewise.
2172 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
2173 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
2176 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2178 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
2179 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
2180 availability with TARGET_HAVE_MOVT.
2181 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
2182 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
2183 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
2185 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
2186 extra instruction if MOVW is available. Use a cost variable
2187 incremented by COSTS_N_INSNS (1) when the condition match rather than
2188 returning an arithmetic expression based on COSTS_N_INSNS. Make
2189 constant with bottom half word zero cost 2 instruction if MOVW is
2191 * config/arm/arm.md (define_attr "arch"): Add v8mb.
2192 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
2193 target is ARMv8-M Baseline.
2194 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
2195 (arm_movtas_ze): Likewise.
2196 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
2197 alternative for constants satisfying j constraint.
2198 (thumb1_movsi_insn): Likewise.
2199 (movsi splitter for K alternative): Tighten condition to not trigger
2200 if movt is available and j constraint is satisfied.
2201 (Pe immediate splitter): Likewise.
2202 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
2203 constant fitting in an halfword to use MOVW.
2204 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
2207 2016-07-13 Richard Biener <rguenther@suse.de>
2210 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
2211 gimplifying the LHS. Make sure to gimplify a returning twice
2212 call LHS without using SSA names.
2214 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2216 * tree-data-ref.c (find_data_references_in_stmt): Remove
2217 unnecessary call to vec::release.
2218 (graphite_find_data_references_in_stmt): Likewise.
2219 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
2220 * tree-vect-stmts.c (vectorizable_condition): Likewise.
2222 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2224 * cfgexpand.c (expand_used_vars): Make the type of a local
2226 * genmatch.c (lower_for): Likewise.
2227 * haifa-sched.c (haifa_sched_init): Likewise.
2228 (add_to_speculative_block): Likewise.
2229 (create_check_block_twin): Likewise.
2230 * predict.c (handle_missing_profiles): Likewise.
2231 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
2232 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
2233 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
2235 (maybe_lower_iteration_bound): Likewise.
2236 * tree-ssa-sccvn.c (DFS): Likewise.
2237 * tree-stdarg.c (reachable_at_most_once): Likewise.
2238 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2239 (vectorizable_store): Likewise.
2241 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2243 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
2244 (sccvn_dom_walker): make cond_stack an auto_vec.
2246 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2248 * ree.c (struct ext_state): Make type of members auto_vec.
2249 (find_and_remove_re): Adjust.
2251 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2253 * cfgexpand.c (struct stack_vars_data): Make type of fields
2255 (expand_used_vars): Adjust.
2257 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2259 * ipa.c (record_cdtor_fn): Adjust.
2260 (build_cdtor_fns): Likewise.
2261 (ipa_cdtor_merge): Make static_ctors and static_dtors local
2264 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2266 * genextract.c (struct accum_extract): Add constructor and make
2270 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2272 * tree.c (struct free_lang_data_d): Add constructor and change
2273 types of members to ones that automatically manage resources.
2274 (fld_worklist_push): Adjust.
2275 (find_decls_types): Likewise.
2276 (find_decls_types_in_eh_region): Likewise.
2277 (free_lang_data_in_cgraph): Stop manually creating and
2278 destroying members of free_lang_data_d.
2280 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
2282 PR rtl-optimization/68961
2283 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
2284 peephole variant. Use sse_reg_operand predicates.
2286 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/predicates.md (x86_64_immediate_operand)
2289 <case CONST_INT>: Remove unneeded truncation to DImode.
2290 <case CONST>: Ditto.
2291 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2293 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2296 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2297 The xxperm and xxpermr instructions require that the 2nd input
2298 operand overlap with the output operand, and not the 1st.
2299 (altivec_vperm_v8hiv16qi): Likewise.
2300 (altivec_vperm_<mode>_uns_internal): Likewise.
2301 (altivec_vpermr_<mode>_internal): Likewise.
2302 (vperm_v8hiv4si): Likewise.
2303 (vperm_v16qiv8hi): Likewise.
2305 2016-07-12 Nathan Sidwell <nathan@acm.org>
2307 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
2308 when -mno-pic-data-is-text-relative is in effect, by default.
2309 * doc/invoke.texi (mpic-data-is-text-relative): Document new
2310 behavior and clarify.
2312 2016-07-12 Martin Liska <mliska@suse.cz>
2314 * params.def: Add avg-loop niter.
2315 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
2316 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
2317 * doc/invoke.texi: Document the new parameter.
2319 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2322 * expr.c (store_constructor): Mask sign-extended bits when widening
2323 sub-word constructor element at the start of a word.
2325 2016-07-12 Martin Liska <mliska@suse.cz>
2327 * Makefile.in: Append rule for params-options.h.
2328 * params-options.h: New file.
2330 2016-07-12 Martin Liska <mliska@suse.cz>
2332 * ira-build.c (mark_loops_for_removal): Properly iterate
2335 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
2336 Richard Biener <rguenther@suse.de>
2338 PR tree-optimization/23286
2339 PR tree-optimization/70159
2340 * doc/invoke.texi: Document -fcode-hoisting.
2341 * common.opt (fcode-hoisting): New flag.
2342 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
2343 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
2344 (do_regular_insertion): Rename to ...
2345 (do_pre_regular_insertion): ... this and amend general comments
2346 on insertion strathegy.
2347 (do_partial_partial_insertion): Rename to ...
2348 (do_pre_partial_partial_insertion): ... this.
2349 (do_hoist_insertion): New function.
2350 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
2351 and call do_hoist_insertion properly.
2353 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
2354 (pass_pre::execute): Register hoist_insert stats.
2356 2016-07-12 Jakub Jelinek <jakub@redhat.com>
2359 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
2360 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
2361 is different from mode's bitsize. Small cleanup.
2363 2016-07-12 Richard Biener <rguenther@suse.de>
2365 PR rtl-optimization/68961
2366 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
2367 to simplify to a non-constant.
2369 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2372 * omp-low.c (expand_omp_target): Gimplify device.
2374 PR tree-optimization/71823
2375 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2376 to get vec_oprnds2 from op2.
2378 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
2381 Hoist common subexpressions.
2382 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2384 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
2387 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
2388 prevent generation of 'stxsiwx' on pre Power8 hardware.
2390 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2392 * input.c: Include cpplib.h.
2393 (selftest::temp_source_file): New class.
2394 (selftest::temp_source_file::temp_source_file): New ctor.
2395 (selftest::temp_source_file::~temp_source_file): New dtor.
2396 (selftest::should_have_column_data_p): New function.
2397 (selftest::test_should_have_column_data_p): New function.
2398 (selftest::temp_line_table): New class.
2399 (selftest::temp_line_table::temp_line_table): New ctor.
2400 (selftest::temp_line_table::~temp_line_table): New dtor.
2401 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
2402 it to create a temp_line_table.
2403 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
2404 locations that are known to have column data.
2405 (selftest::line_table_case): New struct.
2406 (selftest::test_reading_source_line): Move tempfile handling
2407 to class temp_source_file.
2408 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
2409 (selftest::assert_token_loc_eq): New function.
2410 (ASSERT_TOKEN_LOC_EQ): New macro.
2411 (selftest::test_lexer): New function.
2412 (selftest::boundary_locations): New array.
2413 (selftest::input_c_tests): Call test_should_have_column_data_p.
2414 Loop over a test matrix of interesting values of location and
2415 default_range_bits, calling test_lexer on each case in the matrix.
2416 Move call to test_accessing_ordinary_linemaps into the matrix.
2417 * selftest.h (ASSERT_EQ): Reimplement in terms of...
2418 (ASSERT_EQ_AT): New macro.
2420 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2424 Don't convert TImode in debug insn.
2426 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2428 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
2429 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
2430 (tree_type_common::lang_flag_7): New.
2431 (tree_type_common::spare): Reduce size.
2432 * tree.h (TYPE_ALIGN_OK): Remove.
2433 (TYPE_LANG_FLAG_7): New.
2434 (get_inner_reference): Adjust header.
2435 * print-tree.c (print_node): Adjust.
2436 * expr.c (get_inner_reference): Remove parameter keep_aligning.
2437 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
2438 calls to get_inner_reference.
2439 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
2440 handling of TYPE_ALIGN_OK.
2441 * builtins.c (get_object_alignment_2): Adjust call to
2442 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
2443 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
2445 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
2446 * cfgexpand.c (expand_debug_expr): Likewise.
2447 * dbxout.c (dbxout_expand_expr): Likewise.
2448 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
2449 loc_list_from_tree, fortran_common): Likewise.
2450 * fold-const.c (optimize_bit_field_compare,
2451 decode_field_reference, fold_unary_loc, fold_comparison,
2452 split_address_to_core_and_offset): Likewise.
2453 * gimple-laddress.c (execute): Likewise.
2454 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
2455 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
2456 * hsa-gen.c (gen_hsa_addr): Likewise.
2457 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
2458 * tsan.c (instrument_expr): Likewise.
2459 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
2460 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
2461 * tree-affine.c (tree_to_aff_combination,
2462 get_inner_reference_aff): Adjust calls to get_inner_reference.
2463 * tree-data-ref.c (split_constant_offset_1,
2464 dr_analyze_innermost): Likewise.
2465 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
2466 * tree-sra.c (ipa_sra_check_caller): Likewise.
2467 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
2468 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
2469 bswap_replace): Likewise.
2470 * tree-vect-data-refs.c (vect_check_gather,
2471 vect_analyze_data_refs): Likewise.
2472 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
2473 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
2476 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2478 * Makefile.in (selftest-valgrind): New phony target.
2479 * function-tests.c (selftest::build_cfg): Delete pass instances
2480 created by the test.
2481 (selftest::convert_to_ssa): Likewise.
2482 (selftest::test_expansion_to_rtl): Likewise.
2483 * tree-cfg.c (selftest::test_linear_chain): Release dominator
2485 (selftest::test_diamond): Likewise.
2487 2016-07-11 Richard Biener <rguenther@suse.de>
2489 PR tree-optimization/71816
2490 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
2491 than replacing all of its operands.
2493 2016-07-11 Alan Modra <amodra@gmail.com>
2495 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2496 (ctr<mode>): Add unspec.
2497 (ctr<mode>_internal*): Likewise.
2499 2016-07-08 James Bowman <james.bowman@ftdichip.com>
2501 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
2502 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2504 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
2506 PR rtl-optimization/71621
2507 * lra-constraints.c (process_alt_operands): Check combination of
2510 2016-07-08 Jason Merrill <jason@redhat.com>
2511 Richard Biener <rguenther@suse.de>
2513 P0145: Refining Expression Order for C++.
2514 * gimplify.c (initial_rhs_predicate_for): New.
2515 (gimplfy_modify_expr): Gimplify RHS before LHS.
2517 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2520 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2521 Allow standard error handling to take over when a wrong number
2522 of arguments is presented to __builtin_vec_ld () or
2523 __builtin_vec_st ().
2525 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2527 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2532 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2533 __builtin_aarch64_fmaxv2sf.
2534 (vmaxnmq_f32): Likewise.
2535 (vmaxnmq_f64): Likewise.
2536 (vminnm_f32): Likewise.
2537 (vminnmq_f32): Likewise.
2538 (vminnmq_f64): Likewise.
2540 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2543 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2544 enable -mfloat128-hardware by default.
2545 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2546 that IEEE 128-bit hardware support needs.
2547 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2548 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2549 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2550 floating point requires.
2551 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2552 -mfloat128 and -mfloat128-hardware changes.
2554 2016-07-08 Alan Hayward <alan.hayward@arm.com>
2556 PR tree-optimization/71667
2557 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2559 2016-07-08 Martin Liska <mliska@suse.cz>
2562 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2563 folding produces SAVE_EXPRs, thus return false for the type.
2565 2016-07-07 Martin Liska <mliska@suse.cz>
2567 * file-find.c (remove_prefix): New function.
2568 * file-find.h (remove_prefix): Declare the function.
2569 * gcc-ar.c (main): Skip a folder of the wrapper if
2570 a wrapped binary would point to the same file.
2572 2016-07-07 Jan Hubicka <jh@suse.cz>
2574 * tree-scalar-evolution.c (iv_can_overflow_p): export.
2575 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
2576 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2578 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2581 * ipa-inline-analysis.c (compute_inline_parameters): Set
2582 local.can_change_signature to false for intrumentation
2585 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2587 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
2588 with TARGET_HAVE_MOVT.
2589 (TARGET_HAVE_MOVT): Define.
2590 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
2591 availability with TARGET_HAVE_MOVT.
2592 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
2594 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
2596 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
2597 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
2598 * config/arm/constraints.md (define_constraint "j"): Use
2599 TARGET_HAVE_MOVT to check MOVT availability.
2601 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2603 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2605 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2607 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
2608 (armv8-m.main): Likewise.
2609 (armv8-m.main+dsp): Likewise.
2610 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
2611 (FL_FOR_ARCH8M_MAIN): Likewise.
2612 * config/arm/arm-tables.opt: Regenerate.
2613 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
2614 armv8-m.main+dsp to BE8_LINK_SPEC.
2615 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
2616 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
2617 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
2618 Baseline and Mainline.
2619 (arm_option_override_internal): Also disable arm_restrict_it when
2620 !arm_arch_notm. Update comment for -munaligned-access to also cover
2622 (arm_file_start): Increase buffer size for printing architecture name.
2623 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
2624 and armv8-m.main+dsp.
2625 (mno-unaligned-access): Clarify that this is disabled by default for
2626 ARMv8-M Baseline architectures as well.
2628 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2630 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
2631 decide whether to prevent some libgcc routines being included for some
2632 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
2633 link between this condition and the one in
2634 libgcc/config/arm/lib1func.S.
2636 2016-07-07 Richard Biener <rguenther@suse.de>
2638 * tree-ssa-pre.c: Include alias.h.
2639 (compute_avail): If we have multiple VN_REFERENCEs with the
2640 same hashtable entry adjust that to make it a valid replacement
2641 for all of them with respect to alignment and aliasing
2642 when doing insertion.
2643 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
2644 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2646 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2650 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2651 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2654 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2656 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
2657 (adjust_mems): Adjust.
2658 (adjust_insn): Likewise.
2659 (prepare_call_arguments): Likewise.
2661 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2663 * gcse.c (struct ls_expr): Make stores field a vector.
2664 (ldst_entry): Adjust.
2665 (free_ldst_entry): Likewise.
2666 (print_ldst_list): Likewise.
2667 (compute_ld_motion_mems): Likewise.
2668 (update_ld_motion_stores): Likewise.
2670 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2672 * gcse.c (struct ls_expr): Remove loads field.
2673 (ldst_entry): Adjust.
2674 (free_ldst_entry): Likewise.
2675 (print_ldst_list): Likewise.
2676 (compute_ld_motion_mems): Likewise.
2678 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2680 * store-motion.c (struct st_expr): Make antic_stores a vector.
2681 (st_expr_entry): Adjust.
2682 (free_st_expr_entry): Likewise.
2683 (print_store_motion_mems): Likewise.
2684 (find_moveable_store): Likewise.
2685 (compute_store_table): Likewise.
2686 (remove_reachable_equiv_notes): Likewise.
2687 (replace_store_insn): Likewise.
2688 (build_store_vectors): Likewise.
2690 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2692 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
2693 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2695 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2697 PR tree-optimization/71518
2698 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2699 misalign also for outer loops with negative step.
2701 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
2703 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
2704 (cortex_a53_shift): Add mov_shift.
2705 (cortex_a53_shift_reg): Add new reservation for register shifts.
2706 (cortex_a53_alu): Remove bfm.
2707 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
2708 (cortex_a53_alu_extr): Add new reservation for EXTR.
2709 (bypasses): Improve bypass modelling.
2711 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2714 * config/avr/avr.c (avr_asm_select_section): Strip off
2715 SECTION_DECLARED from flags when calling get_section.
2717 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2719 * tree-vectorizer.h (vect_memory_access_type): Add
2720 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
2721 * tree-vect-stmts.c (compare_step_with_zero): New function.
2722 (perm_mask_for_reverse): Move further up file.
2723 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
2725 (get_negative_load_store_type): New function.
2726 (get_load_store_type): Call it. Add an ncopies argument.
2727 (vectorizable_mask_load_store): Update call accordingly and
2728 remove tests for negative steps.
2729 (vectorizable_store, vectorizable_load): Likewise. Handle new
2730 memory_access_types.
2732 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2734 * tree-vectorizer.h (vect_memory_access_type): New enum.
2735 (_stmt_vec_info): Add a memory_access_type field.
2736 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
2737 (vect_model_store_cost): Take an access type instead of a boolean.
2738 (vect_model_load_cost): Likewise.
2739 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
2740 vect_model_store_cost and vect_model_load_cost.
2741 * tree-vect-stmts.c (vec_load_store_type): New enum.
2742 (vect_model_store_cost): Take an access type instead of a
2743 store_lanes_p boolean. Simplify tests.
2744 (vect_model_load_cost): Likewise, but for load_lanes_p.
2745 (get_group_load_store_type, get_load_store_type): New functions.
2746 (vectorizable_store): Use get_load_store_type. Record the access
2747 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
2748 (vectorizable_load): Likewise.
2749 (vectorizable_mask_load_store): Likewise. Replace is_store
2750 variable with vls_type.
2752 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2754 * tree-vectorizer.h (vect_grouped_load_supported): Add a
2755 single_element_p parameter.
2756 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
2757 Check the PR65518 case here rather than in vectorizable_load.
2758 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
2759 * tree-vect-stmts.c (vectorizable_load): Likewise.
2761 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2763 * tree-vectorizer.h (gather_scatter_info): New structure.
2764 (vect_check_gather_scatter): Return a bool rather than a decl.
2765 Replace return-by-pointer arguments with a single
2766 gather_scatter_info *.
2767 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
2768 (vect_analyze_data_refs): Update call accordingly.
2769 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
2770 (vectorizable_mask_load_store): Likewise. Also record the
2771 offset dt and vectype in the gather_scatter_info.
2772 (vectorizable_store): Likewise.
2773 (vectorizable_load): Likewise.
2775 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2777 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
2778 strided groups, use the cost of N scalar accesses instead
2779 of ncopies vector accesses.
2780 (vect_model_load_cost): Likewise.
2782 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2784 * tree-vect-stmts.c (vect_cost_group_size): Delete.
2785 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
2786 variable to indicate when once-per-group costs are being used.
2787 (vect_model_load_cost): Likewise. Fix comment and misindented code.
2789 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2791 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
2792 peeling-for-gaps condition.
2794 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2796 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2797 element to register if it doesn't match general_operand.
2799 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2800 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2802 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2804 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2805 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2806 (SIGNBIT): New mode iterator.
2807 (Fsignbit): New mode attribute.
2808 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2809 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2810 when direct moves are available.
2811 (signbit<mode>2_dm): New define_insn_and_split).
2812 (signbit<mode>2_dm2): New define_insn.
2814 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2816 PR rtl-optimization/71594
2817 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
2818 into subregs of appropriate mode before trying to emit a conditional
2821 2016-07-05 Jan Hubicka <jh@suse.cz>
2823 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
2824 (simple_iv): Use it.
2826 2016-07-05 Jan Hubicka <jh@suse.cz>
2828 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2830 2016-07-05 Jiong Wang <jiong.wang@arm.com>
2832 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
2835 2016-07-05 Jan Hubicka <jh@suse.cz>
2837 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
2840 2016-07-05 Richard Biener <rguenther@suse.de>
2842 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
2843 Handle empty else block.
2844 (is_feasible_trace): Likewise.
2845 (split_paths): Likewise.
2847 2016-07-05 Richard Biener <rguenther@suse.de>
2849 * tree-loop-distribution.c (distribute_loop): Fix issue with
2850 the cost model loop.
2852 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
2854 * config/arm/neon-testgen.ml: Delete.
2855 * config/arm/neon.ml: Delete.
2857 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2860 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2861 directly using TREE_PURPOSE.
2863 2016-07-04 Jiong Wang <jiong.wang@arm.com>
2865 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
2866 * config/aarch64/aarch64_neon.h: Likewise.
2867 * config/aarch64/arm_neon.h: Likewise.
2868 * config/aarch64/atomics.md: Likewise.
2869 * config/aarch64/aarch64-simd-builtins.def: Likewise.
2870 * doc/invoke.texi: Likewise.
2872 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2874 * config/s390/s390.md: Add "z13" cpu_facility.
2875 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
2876 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
2877 condition" type instructions.
2879 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2880 Jeff Law <law@redhat.com>
2882 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
2883 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2885 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2887 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
2888 permutation for TARGET_AVX512F.
2889 (ix86_expand_vec_one_operand_perm_avx512): New function.
2890 (expand_vec_perm_1): Invoke introduced function.
2891 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2892 it may be not valid after vectorization.
2894 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2897 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
2898 typo in comment. Only force to memory if it is a weak
2901 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
2902 Jiong Wang <jiong.wang@arm.com>
2904 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
2905 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
2906 (AARCH64_FL_F16): New.
2907 (AARCH64_FL_FOR_ARCH8_2): New.
2908 (AARCH64_ISA_8_2): New.
2909 (AARCH64_ISA_F16): New.
2910 (TARGET_FP_F16INST): New.
2911 (TARGET_SIMD_F16INST): New.
2912 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
2913 ("fp"): Disabling "fp" also disables "fp16".
2914 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
2915 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
2916 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
2917 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2919 2016-07-04 Jan Beulich <jbeulich@suse.com>
2921 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2923 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2926 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2927 the insns, use an insn form that does not adjust the offset on
2928 little endian systems.
2930 2016-07-01 Jan Beulich <jbeulich@suse.com>
2932 * varasm.c (get_variable_section): Validate initializer in
2933 named .bss-like sections.
2935 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2937 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2938 Exchange the order of the second and third operands in the vpermr
2939 instruction tmeplate.
2941 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2944 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2945 Disallow TDmode values.
2947 2016-07-01 Alan Modra <amodra@gmail.com>
2949 PR rtl-optimization/71709
2950 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2951 being set, not referenced.
2953 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2955 PR tree-optimization/70729
2956 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2957 of loop since it can be not valid after transformation.
2959 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2961 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2962 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2964 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2966 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2969 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2972 * config/rs6000/constraints.md (wY constraint): New constraint to
2973 match the requirements for the LXSD and STXSD instructions.
2974 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2975 predicate to match the requirements for the LXSD and STXSD
2977 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2978 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2979 to make sure that the bottom 2 bits of offset are 0, the address
2980 form is offsettable, and no updating is done in the address mode.
2981 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2982 (movdi_internal32): Likewise
2983 (movdi_internal64): Likewise.
2985 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2987 PR tree-optimization/71707
2988 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2989 strinfo even for ADDR_EXPR ptr.
2991 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2993 * config/rs6000/altivec.md (darn_32): Change the condition to
2994 TARGET_P9_MISC instead of TARGET_MODULO.
2995 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2996 condition expression.
2997 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2998 condition expression.
2999 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
3000 (DFP_TEST): New code iterator.
3001 (dfptstsfi_<code>_mode>): New define_expand.
3002 (*dfp_sgnfcnc_<mode>): New define_insn.
3003 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
3004 definition next to BU_P9_MISC_1 definition and change the MASK
3005 value to RS6000_BTM_P9_MISC.
3006 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
3007 (BU_P9_64BIT_MISC_0): Likewise.
3008 (BU_P9_DFP_MISC_0): New macro definition.
3009 (BU_P9_DFP_MISC_1): New macro definition.
3010 (BU_P9_DFP_MISC_2): New macro definition.
3011 (BU_P9_DFP_OVERLOAD_1): New macro definition.
3012 (BU_P9_DFP_OVERLOAD_2): New macro definition.
3013 (BU_P9_DFP_OVERLOAD_3): New macro definition.
3014 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
3015 (TSTSFI_LT_TD): Likewise.
3016 (TSTSFI_EQ_DD): Likewise.
3017 (TSTSFI_EQ_TD): Likewise.
3018 (TSTSFI_GT_DD): Likewise.
3019 (TSTSFI_GT_TD): Likewise.
3020 (TSTSFI_OV_DD): Likewise.
3021 (TSTSFI_OV_TD): Likewise.
3022 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
3023 (TSTSFI_LT_DD): Likewise.
3024 (TSTSFI_LT_TD): Likewise.
3025 (TSTSFI_EQ): Likewise.
3026 (TSTSFI_EQ_DD): Likewise.
3027 (TSTSFI_EQ_TD): Likewise.
3028 (TSTSFI_GT): Likewise.
3029 (TSTSFI_GT_DD): Likewise.
3030 (TSTSFI_GT_TD): Likewise.
3031 (TSTSFI_OV): Likewise.
3032 (TSTSFI_OV_DD): Likewise.
3033 (TSTSFI_OV_TD): Likewise.
3034 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3035 overloaded test significance functions.
3036 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3037 OPTION_MASK_P9_MISC into the representation of this mask.
3038 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
3040 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
3041 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
3043 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
3044 argument is a 6-bit unsigned literal value if the icode argument
3045 represents a DFP test significance built-in call.
3046 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
3047 flag used independently and in combination with the
3048 RS6000_BTM_64BIT flag.
3049 (rs6000_opt_masks): Add entry for power9-misc command-line option.
3050 (rs6000_builtin_mask_names): Add entry for power9-misc
3051 command-line option.
3052 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
3053 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
3054 RS6000_BTM_P9_MISC macros.
3055 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
3056 option and change the description of the -mpower9-vector option to
3057 enable only vector instructions, removing its erroneously claimed
3058 support for scalar instructions.
3059 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3060 the ISA 3.0 digital floating point test significance built-in
3063 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
3065 * config/aarch64/aarch64.c (cortexa35_tunings):
3066 Enable AES fusion. Use cortexa57_branch_cost.
3067 (cortexa53_tunings): Use cortexa57_branch_cost.
3068 (cortexa72_tunings): Use cortexa57_branch_cost.
3069 Use AUTOPREFETCHER_WEAK.
3070 (cortexa73_tunings): Use cortexa57_branch_cost.
3072 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3073 James Greenhalgh <james.greenhalgh@arm.com>
3075 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
3076 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
3077 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
3078 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
3079 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
3080 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
3081 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
3082 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
3083 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
3084 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
3085 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
3086 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
3087 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
3090 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
3091 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3093 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
3095 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
3097 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3100 * gcc.c (driver::build_option_suggestions): Pass "option" to
3101 add_misspelling_candidates.
3102 * opts-common.c (add_misspelling_candidates): Add "option" param;
3103 use it to avoid adding negated forms for options marked with
3105 * opts.h (add_misspelling_candidates): Add "option" param.
3107 2016-06-30 Jakub Jelinek <jakub@redhat.com>
3110 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3111 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3112 first when permuting bitwise operation with rotate. Cast
3113 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3115 2016-06-29 David Malcolm <dmalcolm@redhat.com>
3117 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
3118 for misspelled param names.
3119 * params.c: Include spellcheck.h.
3120 (find_param_fuzzy): New function.
3121 * params.h (find_param_fuzzy): New prototype.
3122 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
3123 * spellcheck.h (struct edit_distance_traits<const char *>):
3126 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3128 * config/rs6000/predicates.md (const_0_to_7_operand): New
3129 predicate, recognize 0..7.
3130 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3131 support for doing extracts from V16QImode, V8HImode, V4SImode
3133 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
3134 vector extract support.
3135 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
3136 for ISA 3.0 vector extract.
3137 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
3138 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
3139 extracts of a constant element number from small integer vectors
3140 on 64-bit ISA 3.0 systems.
3141 (vsx_extract_<mode>_di): Likewise.
3142 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
3143 say when we can do ISA 3.0 vector extracts.
3144 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
3145 registers, using the stxsiwx instruction.
3147 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
3149 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
3150 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
3151 qdf24xx_regmove_cost, qdf24xx_tunings): New.
3152 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
3153 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
3154 * config/arm/arm.c (arm_qdf24xx_tune): New.
3156 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
3158 * config/aarch64/aarch64.c (cortexa53_tunings):
3159 Increase loop alignment to 8. Set function alignment to 16.
3160 (cortexa35_tunings): Likewise.
3161 (cortexa57_tunings): Increase loop alignment to 8.
3162 (cortexa72_tunings): Likewise.
3163 (cortexa73_tunings): Likewise.
3165 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
3167 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
3168 for arm_fp16_ok and arm_fp16_hw.
3169 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
3170 arm_fp16_alternative.
3172 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
3174 PR tree-optimization/71655
3175 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
3176 types when swapping operands.
3178 2016-06-29 Martin Liska <mliska@suse.cz>
3181 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
3182 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3183 of build_optimization_node.
3185 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
3187 PR tree-optimization/70729
3188 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
3189 independent in loops having positive safelen value.
3190 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
3191 it may be not valid after vectorization.
3193 2016-06-29 Jakub Jelinek <jakub@redhat.com>
3195 PR tree-optimization/71625
3196 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
3197 is sorted by ascending list->offset. If PTR is non-NULL and there is
3198 previous strinfo, call get_stridx_plus_constant.
3199 (get_stridx): Pass exp as second argument to get_addr_stridx.
3200 (addr_stridxptr): Add missing list = list->next, so that there can be
3201 more than one entries in the list. Bump limit from 16 to 32. Ensure
3202 the list is sorted by ascending list->offset.
3203 (get_stridx_plus_constant): Adjust so that it can be also called with
3204 ADDR_EXPR instead of SSA_NAME as PTR.
3205 (handle_char_store): Pass NULL_TREE as second argument to
3208 2016-06-29 Richard Biener <rguenther@suse.de>
3210 PR rtl-optimization/68961
3211 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
3213 2016-06-29 Richard Biener <rguenther@suse.de>
3216 * alias.c (component_uses_parent_alias_set_from): Handle
3217 type punning through union accesses by using the union alias set.
3218 * gimple.c (gimple_get_alias_set): Remove union type punning case.
3220 2016-07-29 Richard Biener <rguenther@suse.de>
3222 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
3223 precision not matching mode precision.
3225 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
3227 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
3228 pa_output_arg_descriptor.
3229 (call_val_symref_64bit_post_reload): Likewise.
3230 (call_val_powf_64bit_post_reload): Likewise.
3231 (sibcall_internal_symref_64bit): Likewise.
3232 (sibcall_value_internal_symref_64bit): Likewise.
3234 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3237 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
3238 a constant, force its SUBREG_REG into memory or register instead
3241 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3244 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
3245 * doc/invoke.texi (AVR Options): Document it.
3247 2016-06-28 Walter Lee <walt@tilera.com>
3249 * config/tilegx/linux.h: Do not include arch/icache.h
3250 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3251 * config/tilepro/linux.h: Do not include arch/icache.h
3252 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3254 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
3256 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
3257 for big-endian BIT_FIELD_REF.
3259 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
3261 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
3262 ('size' attribute): Add '128'.
3264 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
3265 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
3266 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
3267 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
3268 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
3269 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
3270 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
3271 *trunc<mode>df2_odd): Set size attribute to '128'.
3272 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
3273 * config/rs6000/power6.md (power6-fp): Include dfp type.
3274 * config/rs6000/power7.md (power7-fp): Likewise.
3275 * config/rs6000/power8.md (power8-fp): Likewise.
3276 * config/rs6000/power9.md: New file.
3277 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
3278 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
3279 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
3281 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
3282 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3283 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
3284 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
3285 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
3286 dfp_dscri_<mode>): Change type attribute to dfp.
3287 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
3288 attribute to vecsimple.
3289 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
3290 and prefetch streams.
3291 (rs6000_option_override_internal): Remove temporary code setting
3292 tuning to power8. Don't set rs6000_sched_groups for power9.
3293 (last_scheduled_insn): Change to rtx_insn *.
3294 (divide_cnt, vec_load_pendulum): New variables.
3295 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
3296 (rs6000_issue_rate): Set issue rate for Power9.
3297 (is_power9_pairable_vec_type): New.
3298 (power9_sched_reorder2): New.
3299 (rs6000_sched_reorder2): Call new function for Power9 specific
3301 (insn_must_be_first_in_group): Remove Power9.
3302 (insn_must_be_last_in_group): Likewise.
3303 (force_new_group): Likewise.
3304 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
3305 Initialize divide_cnt/vec_load_pendulum.
3306 (_rs6000_sched_context, rs6000_init_sched_context,
3307 rs6000_set_sched_context): Handle context save/restore of new
3310 2016-06-28 Richard Biener <rguenther@suse.de>
3312 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
3313 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
3314 COMPONENT_REF operand.
3315 (nonoverlapping_component_refs_p): Likewise.
3316 * stor-layout.c (start_bitfield_representative): Mark
3317 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
3319 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3321 * Makefile.in: Don't cat ../stage_current if it does not exist.
3323 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
3324 last argument is a bit-field.
3326 PR rtl-optimization/71673
3327 * internal-fn.c (expand_arith_overflow_result_store): Use
3328 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
3329 expand_simple_binop.
3332 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
3333 expand_ifn_atomic_compare_exchange): New functions.
3334 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
3335 * tree.h (build_call_expr_internal_loc): Rename to ...
3336 (build_call_expr_internal_loc_array): ... this. Fix up type of
3338 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
3339 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
3340 ATOMIC_COMPARE_EXCHANGE result.
3341 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
3342 * gimple-fold.h (optimize_atomic_compare_exchange_p,
3343 fold_builtin_atomic_compare_exchange): New prototypes.
3344 * gimple-fold.c (optimize_atomic_compare_exchange_p,
3345 fold_builtin_atomic_compare_exchange): New functions..
3346 * tree-ssa.c (execute_update_addresses_taken): If
3347 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
3348 of call when finding addressable vars, and if such var becomes
3349 non-addressable, call fold_builtin_atomic_compare_exchange.
3351 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
3354 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
3355 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
3357 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
3359 * config/rs6000/rs6000.md ('type' attribute): Add
3360 veclogical,veccmpfx,vecexts,vecmove insn types.
3361 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
3362 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
3363 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
3364 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
3365 *nabs<mode>2_hw): Change type to vecmove.
3366 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
3367 *boolcc<mode>3_internal, *eqv<mode>3_internal,
3368 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
3369 *ieee_128bit_vsx_abs<mode>2_internal,
3370 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
3371 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
3372 *ieee128_mtvsrd_32bit): Change type to veclogical.
3373 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
3374 *movdi_internal32, *movdi_internal64): Update insn types.
3375 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
3376 vsx_extract_<mode>): Change type to veclogical.
3377 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
3378 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
3379 *vsx_sign_extend_si_v2di): Change type to vecexts.
3380 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
3382 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
3383 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
3384 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
3385 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
3386 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3387 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
3388 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
3389 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
3390 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
3391 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
3392 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
3393 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
3394 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
3395 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
3396 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
3397 (ppc7450-vecsimple): Add veclogical, vecmove.
3398 (ppc7450-veccmp): Add veccmpfx.
3399 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
3401 (ppc8540_vector_compare): Add veccmpfx.
3402 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
3403 * config/rs6000/cell.md (cell-fp): Add fpsimple.
3404 (cell-vecsimple): Add veclogical, vecmove.
3405 (cell-veccmp): Add veccmpfx.
3406 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
3407 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
3409 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
3410 * config/rs6000/power4.md (power4-fp): Add fpsimple.
3411 (power4-vecsimple): Add veclogical, vecmove.
3412 (power4-veccmp): Add veccmpfx.
3413 * config/rs6000/power5.md (power5-fp): Add fpsimple.
3414 * config/rs6000/power6.md (power6-fp): Add fpsimple.
3415 (power6-vecsimple): Add veclogical, vecmove.
3416 (power6-veccmp): Add veccmpfx.
3417 * config/rs6000/power7.md (power7-fp): Add fpsimple.
3418 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
3419 * config/rs6000/power8.md (power8-fp): Add fpsimple.
3420 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
3421 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
3422 * config/rs6000/titan.md (titan_fp): Add fpsimple.
3423 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
3425 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
3427 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
3430 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3431 OPTION_MASK_P9_DFORM_VECTOR.
3432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
3433 disable -mpower9-dform-vector when using reload.
3434 (quad_address_p): Remove 'gpr_p' argument and all associated code.
3435 New 'strict' argument. Update all callers. Add strict addressing
3437 (rs6000_legitimate_offset_address_p): Remove call to
3438 virtual_stack_registers_memory_p.
3439 (rs6000_legitimize_reload_address): Add quad address support.
3440 (rs6000_legitimate_address_p): Move call to quad_address_p above
3441 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
3442 to account for new strict usage.
3443 (rs6000_output_move_128bit): Adjust quad_address_p args to account
3444 for new strict usage.
3445 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
3447 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
3454 * config/i386/i386.c (ix86_spill_class): Disable condition to
3455 always return NO_REGS.
3457 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
3459 * predict.c: Include gimple-pretty-print.h
3460 (predicted_by_loop_heuristics_p): Check also
3461 PRED_LOOP_EXIT_WITH_RECURSION
3462 (predict_loops): Find self recursive calls and use special purpose
3463 predictors for them; dump log about decisions.
3464 (pass_profile::execute): Dump info about #of iterations.
3465 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
3466 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
3468 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
3470 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
3471 output_asm_insn calls and shorten long lines. Output .CALL
3472 argument descriptor using pa_output_arg_descriptor. Add various
3473 inline $$dyncall and other optimizations.
3474 (pa_attr_length_indirect_call): Adjust ordering and lengths.
3476 2016-06-25 Jakub Jelinek <jakub@redhat.com>
3478 PR tree-optimization/71643
3479 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
3482 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
3483 leak a bitmap if dep_bb is NULL.
3485 PR tree-optimization/71631
3486 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
3487 to rewrite_expr_tree even if negate_result, move new_lhs var
3488 declaration and initialization earlier, for powi_result set afterwards
3489 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
3490 if new_lhs != lhs, and don't shadow gsi var.
3492 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3494 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
3495 Add in_loop parameter.
3496 (predict_loops): Add loop guard heuristics.
3497 * predict.def (PRED_LOOP_GUARD): New heuristics.
3499 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3501 * predict.c: Include ipa-utils.h
3502 (tree_bb_level_prediction): Predict recursive calls.
3503 (tree_estimate_probability_bb): Skip inexpensive calls for call
3505 * predict.def (PRED_RECURSIVE_CALL): New.
3507 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3509 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
3510 (BU_FLOAT128_1): Likewise.
3512 (COPYSIGNQ): Likewise.
3513 (RS6000_BUILTIN_NANQ): Likewise.
3514 (RS6000_BUILTIN_NANSQ): Likewise.
3515 (RS6000_BUILTIN_INFQ): Likewise.
3516 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
3517 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
3518 (TARGET_FOLD_BUILTIN): New #define.
3519 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
3520 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
3521 (rs6000_fold_builtin): New target hook implementation, handling
3522 folding of 128-bit NaNs and infinities.
3523 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
3524 entries are filled in to avoid problems during bootstrap
3525 self-test; define builtins for 128-bit NaNs and infinities.
3526 (rs6000_opt_mask): Add entry for float128.
3527 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
3528 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
3529 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3530 (const_str_type_node): New #define.
3531 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3532 to a define_expand that dispatches to either copysign<mode>3_soft
3533 or copysign<mode>3_hard.
3534 (copysign<mode>3_hard): Rename from copysign<mode>3.
3535 (copysign<mode>3_soft): New define_insn.
3536 * doc/extend.texi: Document new builtins.
3538 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3540 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
3541 PRIu64 instead of lu.
3543 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
3546 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
3549 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3551 PR tree-optimization/71647
3552 * omp-low.c (lower_rec_input_clauses): Convert
3553 omp_clause_aligned_alignment (c) to size_type_node for the
3554 last argument of __builtin_assume_aligned.
3556 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
3558 * configure.ac (calling ___tls_get_addr via GOT): New
3559 assembler/linker check.
3560 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
3561 assembler and linker supports calling ___tls_get_addr via GOT.
3562 Otherise, defined to 0.
3563 * config.in: Regenerated.
3564 * configure: Likewise.
3565 * config/i386/constraints.md (Yb): New constraint.
3566 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
3567 (REG_CLASS_NAMES): Likewise.
3568 (REG_CLASS_CONTENTS): Likewise.
3569 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
3570 the b constraint with the Yb constraint. Call ___tls_get_addr
3571 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
3573 (*tls_local_dynamic_base_32_gnu): Likewise.
3574 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
3575 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
3576 (*tls_local_dynamic_base_64_<mode>): Likewise.
3578 2016-06-24 Martin Liska <mliska@suse.cz>
3580 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
3581 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
3583 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
3584 argument to true if the expected number of iterations is
3587 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
3589 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
3590 assemble for 32bit target.
3591 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
3592 and $ld_ix86_gld_32_opt to link for 32bit target.
3593 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
3594 * configure: Regenerate.
3596 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3598 * config/arm/arm.c (int_log2): Delete definition and prototype.
3599 (shift_op): Use exact_log2 instead of int_log2.
3600 (vfp3_const_double_for_fract_bits): Likewise.
3602 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3604 * internal-fn.c (expand_arith_set_overflow): New function.
3605 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
3607 (expand_arith_overflow_result_store): Likewise. Handle precision
3608 smaller than mode precision.
3609 * tree-vrp.c (extract_range_basic): For imag part, handle
3610 properly signed 1-bit precision result.
3611 * doc/extend.texi (__builtin_add_overflow): Document that last
3612 argument can't be pointer to enumerated or boolean type.
3613 (__builtin_add_overflow_p): Document that last argument can't
3614 have enumerated or boolean type.
3616 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3617 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3619 * config/rs6000/predicates.md (splat_input_operand): Rework.
3620 Don't allow constants, since the insns that use this predicate
3621 don't support constants. Constants are handled by other insns
3622 that are created via combine. During and after register
3623 allocation, only allow indexed or indirect addresses, and not
3624 general addresses. Only allow modes supported by the hardware.
3625 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
3626 comment. Move check for using VSPLTIS<x> to a common location,
3627 instead of doing it in two different places.
3629 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
3631 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3632 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
3633 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
3634 signature_CENTAUR_ebx.
3636 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
3640 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
3641 (as_ix86_gas_32_opt): This.
3642 (ld_ix86_tls_ldm_opt): Renamed to ...
3643 (ld_ix86_gld_32_opt): This.
3644 (R_386_TLS_LDM reloc): Updated.
3645 (R_386_GOT32X reloc): New assembler/linker check.
3646 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
3647 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
3649 * config.in: Regenerated.
3650 * configure: Likewise.
3651 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
3652 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
3653 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
3654 if ix86_force_load_from_GOT_p returns true.
3655 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
3656 ix86_force_load_from_GOT_p returns true.
3657 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
3658 the external function address via the GOT slot.
3659 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
3660 HAVE_AS_IX86_GOT32X before returning false.
3661 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
3662 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
3664 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
3666 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
3668 2016-06-23 Andi Kleen <ak@linux.intel.com>
3670 * Makefile.in: Regenerate.
3671 * doc/install.texi: Document autoprofiledbootstrap.
3673 2016-06-23 Andi Kleen <ak@linux.intel.com>
3675 * config/i386/gcc-auto-profile: New file.
3677 2016-06-23 Martin Liska <mliska@suse.cz>
3680 * predict.c (predict_loops): Revert the hunk that was removed
3683 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
3685 * config.gcc: Add support for arm*-*-phoenix* targets.
3686 * config/arm/t-phoenix: New.
3687 * config/phoenix.h: New.
3689 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
3690 H.J. Lu <hongjiu.lu@intel.com>
3693 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
3694 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
3695 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
3696 ix86_force_load_from_GOT_p returns true.
3697 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
3698 ix86_force_load_from_GOT_p returns true.
3699 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
3700 ix86_force_load_from_GOT_p returns true.
3701 (ix86_expand_move): Load the external function address via the
3702 GOT slot if ix86_force_load_from_GOT_p returns true.
3703 * config/i386/predicates.md (x86_64_immediate_operand): Return
3704 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
3705 (x86_64_zext_immediate_operand): Ditto.
3707 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
3709 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
3711 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3714 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
3715 * diagnostic.c (pedwarn_at_rich_loc): New function.
3716 * spellcheck.h (best_match::best_match): Add a
3717 "best_distance_so_far" optional parameter.
3718 (best_match::set_best_so_far): New method.
3719 (best_match::get_best_distance): New accessor.
3720 (best_match::get_best_candidate_length): New accessor.
3722 2016-06-22 Nick Clifton <nickc@redhat.com>
3724 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
3725 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
3726 modes are accepted as well.
3727 (ucompare_loc_descriptor): Likewise.
3728 (minmax_loc_descriptor): Likewise.
3729 (clz_loc_descriptor): Likewise.
3730 (popcount_loc_descriptor): Likewise.
3731 (bswap_loc_descriptor): Likewise.
3732 (rotate_loc_descriptor): Likewise.
3733 (mem_loc_descriptor): Likewise.
3734 (loc_descriptor): Likewise.
3736 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3738 * common.opt (fdiagnostics-parseable-fixits): New option.
3739 * diagnostic.c: Include "selftest.h".
3740 (print_escaped_string): New function.
3741 (print_parseable_fixits): New function.
3742 (diagnostic_report_diagnostic): Call print_parseable_fixits.
3743 (selftest::assert_print_escaped_string): New function.
3744 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
3745 (selftest::test_print_escaped_string): New function.
3746 (selftest::test_print_parseable_fixits_none): New function.
3747 (selftest::test_print_parseable_fixits_insert): New function.
3748 (selftest::test_print_parseable_fixits_remove): New function.
3749 (selftest::test_print_parseable_fixits_replace): New function.
3750 (selftest::diagnostic_c_tests): New function.
3751 * diagnostic.h (struct diagnostic_context): Add field
3752 "parseable_fixits_p".
3753 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3754 -fdiagnostics-parseable-fixits.
3755 (-fdiagnostics-parseable-fixits): New option.
3756 * opts.c (common_handle_option): Handle
3757 -fdiagnostics-parseable-fixits.
3758 * selftest-run-tests.c (selftest::run_tests): Call
3759 selftest::diagnostic_c_tests.
3760 * selftest.h (selftest::diagnostic_c_tests): New prototype.
3762 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
3764 PR tree-optimization/71488
3765 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
3766 comparison of boolean vectors.
3767 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
3768 of boolean vectors using bitwise operations.
3770 2016-06-22 Andreas Schwab <schwab@suse.de>
3772 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
3775 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3777 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3779 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
3781 * config/i386/i386.c (print_reg): Emit an error message on attempt to
3784 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3786 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
3787 * config/arm/arm-cores.def (cortex-a73): New entry.
3788 (cortex-a73.cortex-a35): Likewise.
3789 (cortex-a73.cortex-a53): Likewise.
3790 * config/arm/arm-tables.opt: Regenerate.
3791 * config/arm/arm-tune.md: Likewise.
3792 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
3793 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3794 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
3795 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3796 * doc/invoke.texi (ARM Options): Document cortex-a73,
3797 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
3799 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3801 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
3802 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
3803 (cortex-a73.cortex-a35): Likewise.
3804 (cortex-a73.cortex-a53): Likewise.
3805 * config/aarch64/aarch64-tune.md: Regenerate.
3806 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
3807 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
3810 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3812 * configure.ac (gcc_cv_as_compress_debug): Remove
3813 --compress-debug-sections as extra as switch.
3814 Handle gas --compress-debug-sections=type.
3815 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
3816 Handle gld --compress-debug-sections=type.
3817 * configure: Regenerate.
3819 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
3821 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
3823 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
3825 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
3826 (do_rewrite): likewise.
3828 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3830 * common/config/mep/mep-common.c: Remove.
3831 * config.gcc: Remove mep-* support.
3832 * config/mep/constraints.md: Remove.
3833 * config/mep/default.h: Remove.
3834 * config/mep/intrinsics.h: Remove.
3835 * config/mep/intrinsics.md: Remove.
3836 * config/mep/ivc2-template.h: Remove.
3837 * config/mep/mep-c5.cpu: Remove.
3838 * config/mep/mep-core.cpu: Remove.
3839 * config/mep/mep-default.cpu: Remove.
3840 * config/mep/mep-ext-cop.cpu: Remove.
3841 * config/mep/mep-intrin.h: Remove.
3842 * config/mep/mep-ivc2.cpu: Remove.
3843 * config/mep/mep-pragma.c: Remove.
3844 * config/mep/mep-protos.h: Remove.
3845 * config/mep/mep.c: Remove.
3846 * config/mep/mep.cpu: Remove.
3847 * config/mep/mep.h: Remove.
3848 * config/mep/mep.md: Remove.
3849 * config/mep/mep.opt: Remove.
3850 * config/mep/predicates.md: Remove.
3851 * config/mep/t-mep: Remove.
3852 * doc/install.texi: Remove mep-* documentation.
3853 * doc/md.texi: Likewise.
3855 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3857 * config.gcc: Remove support for avr-rtems.
3858 * config/avr/gen-avr-mmcu-specs.c: Likewise.
3859 * config/avr/rtems.h: Remove.
3860 * config/avr/t-rtems: Remove.
3862 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3864 * config.gcc: Remove m32r-rtems support.
3865 * config/m32r/rtems.h: Remove.
3867 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3869 * config.gcc: Remove h8300-rtems support.
3870 * config/h8300/rtems.h: Remove.
3871 * config/h8300/t-rtems: Remove.
3873 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3875 * config.gcc: Remove support for knetbsd.
3876 * configure.ac: Likewise.
3877 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
3878 * config/knetbsd-gnu.h: Remove.
3879 * configure: Regenerate.
3881 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3883 * config.gcc: Remove support for openbsd 2 and 3.
3884 * config/openbsd-oldgas.h: Remove.
3886 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3888 * config.gcc: Remove interix support.
3889 * config/i386/i386-interix.h: Remove.
3890 * config/i386/interix.opt: Remove.
3891 * config/i386/t-interix: Remove.
3892 * configure: Regenerate.
3893 * configure.ac: Remove interix support.
3894 * doc/install.texi: Remove interix documentation.
3896 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3898 * config/rs6000/rs6000.h: Add conditional preprocessing directives
3899 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
3902 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3904 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
3905 they are both PLACEHOLDER_EXPRs.
3907 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3909 * stor-layout.c (layout_type): Move setting complex MODE to
3910 layout_type, instead of setting it ahead of time by the caller.
3911 * tree.c (build_complex_type): Likewise.
3913 2016-06-21 Martin Liska <mliska@suse.cz>
3915 * predict.c (force_edge_cold): Replace imposisble with
3918 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3920 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
3921 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
3923 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3925 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
3927 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
3928 Ilya Enkovich <ilya.enkovich@intel.com>
3931 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3932 New member function to convert V1TImode register to SUBREG
3933 TImode in debug insn.
3934 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3935 after changing register mode to V1TImode.
3937 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3939 * config/aarch64/aarch64-cores.def (vulcan): New core.
3940 * config/aarch64/aarch64-tune.md: Regenerate.
3941 * doc/invoke.texi: Document vulcan as an available option.
3943 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3945 * cse.c (canon_asm_operands): New function extracted from...
3946 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3947 either standalone or member of a PARALLEL.
3949 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3952 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3953 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3954 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3956 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3959 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3960 constant addresses if can_create_pseudo_p.
3962 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3964 PR tree-optimization/71588
3965 * tree-ssa-strlen.c (valid_builtin_call): New function.
3966 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3969 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3972 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3973 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3974 for conversion of scalar user var to complex type and use the
3975 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3978 PR rtl-optimization/71591
3979 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3980 don't run any tests.
3982 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3985 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3986 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3987 space for PIC with non-v32 and the common non-PIC "jump".
3989 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3992 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3993 returned values and add UN*/LTGT/*ORDERED cases with values matching
3994 D operand modifier on vcmp for AVX.
3996 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3998 * config/aarch64/aarch64.opt
3999 (mpc-relative-literal-loads): Rename internal option name.
4000 * config/aarch64/aarch64.c
4001 (aarch64_nopcrelative_literal_loads): Rename to
4002 aarch64_pcrelative_literal_loads.
4003 (aarch64_expand_mov_immediate): Likewise.
4004 (aarch64_secondary_reload): Likewise.
4005 (aarch64_can_use_per_function_literal_pools_p): Likewise.
4006 (aarch64_override_options_after_change_1): Rename and simplify logic.
4007 (aarch64_classify_symbol): Merge large model checks into switch,
4008 remove pc-relative load check.
4010 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
4012 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
4013 costs relative to the cost of a register move.
4015 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
4017 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
4018 (vcvt_n_f64_u64): Likewise.
4019 (vcvt_n_s64_f64): Likewise.
4020 (vcvt_n_u64_f64): Likewise.
4021 (vcvt_f64_s64): Likewise.
4022 (vrecpe_f64): Likewise.
4023 (vcvt_f64_u64): Likewise.
4024 (vrecps_f64): Likewise.
4026 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
4028 * config/aarch64/aarch64.md
4029 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
4031 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
4033 * config/aarch64/aarch64-builtins.c
4034 (aarch64_types_binop_uss_qualifiers): Delete.
4035 (TYPES_BINOP_USS): Likewise.
4036 (aarch64_types_binop_sus_qualifiers): Likewise.
4037 (TYPES_BINOP_SUS): Likewise.
4038 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
4039 (TYPES_FCVTIMM_SUS): Likewise.
4040 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
4042 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
4043 (fcvtzs): Use SHIFTIMM rather than BINOP.
4044 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
4046 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
4048 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
4049 costs relative to the cost of a register move.
4051 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
4053 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
4054 Allow scalar/single vector modes to be tieable.
4056 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
4058 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
4060 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4062 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
4064 * tree.h (TYPE_ALIGN): Likewise.
4066 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
4069 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
4071 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
4073 * config/avr/avr.c (avr_print_operand): Fix "format not a string
4074 literal" build warnings.
4075 (avr_print_operand_address): Dito.
4077 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
4080 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
4081 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
4083 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
4085 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
4087 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
4090 * reload1.c (reload): Pass 0 to finish_spills when called because
4091 update_eliminables_and_spill returns true and remove did_spill.
4092 (finish_spills): Adjust comment and document GLOBAL parameter.
4094 2016-06-17 DJ Delorie <dj@redhat.com>
4097 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
4098 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
4099 (umulqihi3_virt): Likewise.
4100 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
4101 (umulqihi3_real): Likewise.
4103 2016-06-17 Martin Liska <mliska@suse.cz>
4105 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
4107 2016-06-17 Martin Liska <mliska@suse.cz>
4109 * predict.def: PRED_LOOP_EXIT from 92 to 85.
4111 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
4113 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
4115 (vaddq_f32): Likewise.
4116 (vmul_f32): Likewise.
4117 (vmulq_f32): Likewise.
4118 (vsub_f32): Likewise.
4119 (vsubq_f32): Likewise.
4121 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4123 PR tree-optimization/71347
4124 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
4125 cost for all uses in group.
4127 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4129 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
4130 insert gimple seq if it's not empty.
4132 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4134 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
4136 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
4138 (comp_dr_with_seg_len_pair): Ditto.
4139 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
4140 struct dr_with_seg_len_pair against DR_OFFSET.
4141 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
4144 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
4146 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
4148 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
4150 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
4151 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
4152 (pa_output_millicode_call): Likewise.
4153 (pa_output_call): Likewise.
4154 (pa_output_indirect_call): Likewise.
4155 (pa_asm_output_mi_thunk): Likewise.
4157 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4159 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
4161 2016-06-16 Martin Liska <mliska@suse.cz>
4163 * predict.c (combine_predictions_for_insn): When we find a first
4164 match predictor, we should consider just predictors with
4165 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
4166 DS theory predictor.
4167 (combine_predictions_for_bb): Likewise.
4169 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4171 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
4172 with base of reference to struct.
4174 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4176 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
4178 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4181 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
4182 progmem_swtable_section.
4183 (progmem_swtable_section): Remove.
4184 (avr_asm_function_rodata_section): Remove.
4185 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4186 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
4188 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
4190 * config/i386/driver-i386.c (host_detect_local_cpu): Set
4191 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
4192 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
4193 signature_CENTAUR_ebx.
4194 * config/i386/i386.c (ix86_option_override_internal): Add
4195 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
4196 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
4197 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
4199 2016-06-16 Martin Liska <mliska@suse.cz>
4201 * predict.def: Add fortran loop preheader predictor.
4202 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
4203 fold IFN_BUILTIN_EXPECT with a known constant argument.
4205 2016-06-16 Martin Liska <mliska@suse.cz>
4207 * predict.def: Add 'Fortran' to display text of all
4208 PRED_FORTRAN_* predictors.
4210 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4213 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
4214 [IA64_BUILTIN_NANSQ]: Ditto.
4215 (ia64_fold_builtin): New function.
4216 (TARGET_FOLD_BUILTIN): New define.
4217 (ia64_init_builtins) Declare const_string_type node.
4218 Add __builtin_nanq and __builtin_nansq builtin functions.
4219 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
4221 2016-06-16 Nick Clifton <nickc@redhat.com>
4223 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
4224 MSP430_HWMULT_ prefix to enum values.
4225 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
4226 * config/msp430/msp430.c: Update use of enum values.
4227 * config/msp430/msp430.md: Likewise.
4228 * config/msp430/msp430.opt: Likewise.
4230 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
4232 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
4233 of comparsions in the last iteration.
4235 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4236 Joern Rennecke <joern.rennecke@embecosm.com>
4238 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
4240 (arc_needs_pcl_p): Add GOTOFFPC.
4241 (arc_legitimate_pic_addr_p): Likewise.
4242 (arc_output_pic_addr_const): Likewise.
4243 (arc_legitimize_pic_address): Generate a pc-relative address using
4245 (arc_output_libcall): Use @pcl syntax.
4246 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
4247 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
4248 (*movsi_insn): Use @pcl syntax.
4249 (doloop_begin_i): Likewise.
4251 2016-06-16 Martin Liska <mliska@suse.cz>
4253 * predict.def: Define a new predictor.
4255 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4257 * config/arc/arc.opt (mtp-regno): Update text.
4259 2016-06-16 Renlin Li <renlin.li@arm.com>
4261 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
4263 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4266 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
4267 (setcc + and peephole2): Likewise.
4269 PR rtl-optimization/71532
4270 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
4273 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
4276 DImode constants with XXSPLTIB in vector registers.
4277 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
4278 vsx_extract_<mode>_internal{1,2} into a single insn that handles
4279 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
4280 extraction of the element at the top of the register as a scalar
4282 (vsx_extract_<mode>_internal1): Likewise.
4283 (vsx_extract_<mode>_internal2): Likewise.
4284 * config/rs6000/constraints.md (wi constraint): Remove a comment
4285 about DImode not being allowed in Altivec registers.
4286 (wB constraint): New constraint for constants that can be
4287 generated in Altivec registers with VSPLTISW/VUPKHSW.
4288 * config/rs6000/predicates.md (xxspltib_constant_split): Update
4290 (xxspltib_constant_nosplit): Likewise.
4291 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
4292 support for -mupper-regs-di to enable DImode to go into Altivec
4294 (POWERPC_MASKS): Likewise.
4295 (power7 cpu): Likewise.
4296 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
4297 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
4298 for DImode being allowed in Altivec registers. Update wi/wj
4299 constraints. Set scalar_in_vmx_p flag.
4300 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
4301 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
4302 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
4303 (rs6000_opt_masks): Add -mupper-regs-di.
4304 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
4305 direct move to use wi and not wj.
4307 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
4309 (floatunssi<mode>2_lfiwzx_mem): Likewise.
4310 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
4311 any VSX register, instead of just Altivec registers, to allow
4312 either operand to be an Altivec register or both.
4313 (fixuns_trunc<mode>di2_fctiduz): Likewise.
4314 (movdi_internal32): Add support for -mupper-regs-di. Add support
4315 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
4316 the alternatives and attributes to be lined up to be easier to
4318 (movdi_internal64): Likewise.
4319 (64-bit DImode splitters): Change predicates to only split loading
4320 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
4321 load constants in ISA 3.0 or ISA 2.07 respectively.
4322 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4323 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
4324 mention -mcpu=power9 sets these options.
4325 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
4328 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4331 * config/avr/avr.c (avr_set_current_function): Warn misspelled
4332 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
4333 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
4334 by default to warn misspelled interrupt/ signal handler.
4335 * doc/invoke.texi (AVR Options): Document it. Update description
4336 for -nodevicelib option.
4338 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4340 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
4341 up parentheses. Use GET_MODE_UNIT_BITSIZE.
4342 (aarch64_<sur>shll2_n<mode>): Likewise.
4344 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
4347 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
4348 DECL_CONTEXT for copied arguments.
4350 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4352 PR tree-optimization/71483
4353 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
4356 2016-06-15 Martin Liska <mliska@suse.cz>
4358 * predict.c (tree_predict_by_opcode): Call predict_edge_def
4359 instead of predict_edge w/o a probability.
4361 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4363 PR tree-optimization/71439
4364 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
4367 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4369 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
4370 register subregs in SET_SRC.
4372 2016-06-15 Richard Biener <rguenther@suse.de>
4374 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
4377 2016-06-15 Richard Biener <rguenther@suse.de>
4379 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
4380 not consider dependences between accesses that belong to the
4382 (vect_analyze_data_ref_dependences): Do not analyze read-read
4383 or self-dependences.
4385 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4387 * spellcheck-tree.c: Include spellcheck-tree.h rather than
4389 (find_closest_identifier): Reimplement in terms of
4390 best_match<tree,tree>.
4391 * spellcheck-tree.h: New file.
4392 * spellcheck.c (struct edit_distance_traits<const char *>): New
4394 (find_closest_string): Reimplement in terms of
4395 best_match<const char *, const char *>.
4396 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
4397 overload to spellcheck-tree.h.
4398 (find_closest_identifier): Likewise.
4399 (struct edit_distance_traits<T>): New template.
4400 (class best_match): New class.
4402 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4404 * selftest-run-tests.c (selftest::run_tests): Call
4405 selftest::spellcheck_tree_c_tests.
4406 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
4407 * spellcheck-tree.c: Include selftest.h and stringpool.h.
4408 (selftest::test_find_closest_identifier): New function.
4409 (selftest::spellcheck_tree_c_tests): New function.
4410 * spellcheck.c (selftest::test_find_closest_string): Verify that
4411 the order of the vec does not affect the results for this case.
4412 (selftest::test_data): New array.
4413 (selftest::test_metric_conditions): New function.
4414 (selftest::spellcheck_c_tests): Add a test of case-comparison.
4415 Call selftest::test_metric_conditions.
4417 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4419 * config/rs6000/rs6000-builtin.def (commentary): Typo.
4420 (BU_P9_MISC_1): Likewise.
4421 (BU_P9_64BIT_MISC_0): Likewise.
4422 (BU_P9_MISC_0): Likewise.
4424 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4426 * gcc-rich-location.c
4427 (gcc_rich_location::add_fixit_misspelled_id): New method.
4428 * gcc-rich-location.h
4429 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
4431 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
4433 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
4434 FreeBSD 11 and above.
4436 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
4438 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
4440 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4442 * expmed.h: Close parenthesis in "at your option" in copyright
4444 * lower-subreg.h: Likewise.
4446 2016-06-14 Richard Biener <rguenther@suse.de>
4449 * genmatch.c (expr::gen_transform): Use in_type for comparisons
4452 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4454 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
4456 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
4458 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
4460 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
4461 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
4463 2016-06-14 Richard Biener <rguenther@suse.de>
4465 PR tree-optimization/71522
4466 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
4467 copying into float copying.
4469 2016-06-14 Jakub Jelinek <jakub@redhat.com>
4471 PR tree-optimization/71520
4472 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
4473 (replace_block_by): Move user labels from bb1 to bb2.
4475 2016-06-14 Richard Biener <rguenther@suse.de>
4479 * expr.h (get_bit_range): Declare.
4480 * expr.c (get_bit_range): Export.
4481 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
4482 word_mode again to constrain the bitfield access.
4484 2016-06-14 Richard Biener <rguenther@suse.de>
4486 PR tree-optimization/71521
4487 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
4488 division int_const_binop against zero divisor.
4490 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386.md (signbittf2): New expander.
4493 * config/i386/sse.md (ptesttf2): New insn pattern.
4495 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4498 * input.c (selftest::test_reading_source_line): Avoid reading from
4499 __FILE__ by creating a tempfile with known content and reading
4502 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4504 * pretty-print.c (assert_pp_format_colored): Skip the test if
4506 (test_pp_format): Remove comment about GCC_COLORS.
4508 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4510 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
4511 * pretty-print.c (assert_pp_format_va): Add location param and use
4512 it with ASSERT_STREQ_AT.
4513 (assert_pp_format): Add location param and pass it to
4514 assert_pp_format_va.
4515 (assert_pp_format_colored): Likewise.
4516 (ASSERT_PP_FORMAT_1): New.
4517 (ASSERT_PP_FORMAT_2): New.
4518 (ASSERT_PP_FORMAT_3): New.
4519 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
4520 explicitly, or implicitly via the above macros.
4521 * selftest.c (selftest::pass): Use a selftest::location rather
4523 (selftest::fail): Likewise. Print the function name.
4524 (selftest::fail_formatted): Likewise.
4525 (selftest::assert_streq): Use a selftest::location rather than
4527 * selftest.h (selftest::location): New struct.
4528 (SELFTEST_LOCATION): New macro.
4529 (selftest::pass): Accept a const location & rather than file
4531 (selftest::fail): Likewise.
4532 (selftest::fail_formatted): Likewise.
4533 (selftest::assert_streq): Likewise.
4534 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
4535 (ASSERT_FALSE): Likewise.
4536 (ASSERT_EQ): Likewise.
4537 (ASSERT_NE): Likewise.
4538 (ASSERT_STREQ): Likewise.
4539 (ASSERT_PRED1): Likewise.
4540 (ASSERT_STREQ_AT): New macro.
4542 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4544 * selftest.c (selftest::fail_formatted): New function.
4545 (selftest::assert_streq): New function.
4546 * selftest.h (selftests::fail_formatted): New decl.
4547 (selftest::assert_streq): New decl.
4548 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
4550 2016-06-13 Jeff Law <law@redhat.com>
4552 PR tree-optimization/71403
4553 * tree-ssa-threadbackward.c
4554 (convert_and_register_jump_thread_path): No longer accept reference
4555 to path. Do not pop items off the path anymore.
4556 (fsm_find_control_statement_thread_paths): Do not allow threading
4557 to a deeper loop nest. Pop the last item off the path here rather
4558 than in convert_and_register_jump_thread_path.
4560 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4561 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
4563 [AArch64] Emit division using the Newton series
4565 * config/aarch64/aarch64-protos.h
4566 (cpu_approx_modes): Add new member "division".
4567 (aarch64_emit_approx_div): Declare new function.
4568 * config/aarch64/aarch64.c
4569 (generic_approx_modes): New member "division".
4570 (exynosm1_approx_modes): Likewise.
4571 (xgene1_approx_modes): Likewise.
4572 (aarch64_emit_approx_div): Define new function.
4573 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
4574 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
4575 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
4576 * doc/invoke.texi (-mlow-precision-div): Describe new option.
4578 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4579 Wilco Dijkstra <wilco.dijkstra@arm.com>
4581 [AArch64] Emit square root using the Newton series
4583 * config/aarch64/aarch64-protos.h
4584 (aarch64_emit_approx_rsqrt): Replace with new function
4585 "aarch64_emit_approx_sqrt".
4586 (cpu_approx_modes): New member "sqrt".
4587 * config/aarch64/aarch64.c
4588 (generic_approx_modes): New member "sqrt".
4589 (exynosm1_approx_modes): Likewise.
4590 (xgene1_approx_modes): Likewise.
4591 (aarch64_emit_approx_rsqrt): Replace with new function
4592 "aarch64_emit_approx_sqrt".
4593 (aarch64_override_options_after_change_1): Handle new option.
4594 * config/aarch64/aarch64-simd.md
4595 (rsqrt<mode>2): Use new function instead.
4596 (sqrt<mode>2): New expansion and insn definitions.
4597 * config/aarch64/aarch64.md: Likewise.
4598 * config/aarch64/aarch64.opt
4599 (mlow-precision-sqrt): Add new option description.
4600 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
4602 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4604 [AArch64] Add more choices for the reciprocal square root approximation
4606 Allow a target to prefer such operation depending on the operation mode.
4608 * config/aarch64/aarch64-protos.h
4609 (AARCH64_APPROX_MODE): New macro.
4610 (AARCH64_APPROX_{NONE,ALL}): Likewise.
4611 (cpu_approx_modes): New structure.
4612 (tune_params): New member "approx_modes".
4613 * config/aarch64/aarch64-tuning-flags.def
4614 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
4615 * config/aarch64/aarch64.c
4616 (generic_approx_modes): New core "cpu_approx_modes" structure.
4617 (exynosm1_approx_modes): Likewise.
4618 (xgene1_approx_modes): Likewise.
4619 (generic_tunings): New member "approx_modes".
4620 (cortexa35_tunings): Likewise.
4621 (cortexa53_tunings): Likewise.
4622 (cortexa57_tunings): Likewise.
4623 (cortexa72_tunings): Likewise.
4624 (exynosm1_tunings): Likewise.
4625 (thunderx_tunings): Likewise.
4626 (xgene1_tunings): Likewise.
4627 (use_rsqrt_p): New argument for the mode and use new member from
4629 (aarch64_builtin_reciprocal): Devise mode from builtin.
4630 (aarch64_optab_supported_p): New argument for the mode.
4631 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
4633 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4635 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
4636 RS6000_BTM_MODULO flag into the set of flags that are considered
4637 to be part of the common configuration.
4639 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4641 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
4642 difference unsigned.
4643 (vec_absdb): New macro for vector absolute difference unsigned
4645 (vec_absdh): New macro for vector absolute difference unsigned
4647 (vec_absdw): New macro for vector absolute difference unsigned word.
4648 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
4649 (vadu<mode>3): New insn.
4650 (*p9_vadu<mode>3): New insn.
4651 * config/rs6000/rs6000-builtin.def (vadub): New built-in
4653 (vaduh): New built-in definition.
4654 (vaduw): New built-in definition.
4655 (vadu): New overloaded built-in definition.
4656 (vadub): New overloaded built-in definition.
4657 (vaduh): New overloaded built-in definition.
4658 (vaduw): New overloaded built-in definition.
4659 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4660 overloaded vector absolute difference unsigned functions.
4661 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4662 the ISA 3.0 vector absolute difference unsigned built-in functions.
4664 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
4666 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
4667 update shared_lookup_references only once after changing operands.
4669 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
4672 * tree-nested.c (convert_nonlocal_omp_clauses)
4673 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
4675 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
4676 * tree.def (CASE_LABEL_EXPR): Likewise.
4678 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4681 * input.c (test_builtins): Fix an assertion.
4683 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4685 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
4688 (isinf<mode>2): Ditto.
4690 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4692 * ggc-tests.c (test_finalization): Only test need_finalization_p
4693 for GCC_VERSION >= 4003.
4695 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4697 * config/s390/vecintrin.h: Fix file description in comment.
4699 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4701 * config/s390/s390-builtin-types.def: Change builtin type naming
4702 scheme to match builtin-types.def.
4704 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
4706 * fold-const.c (optimize_minmax_comparison): Remove.
4707 (fold_comparison): Remove call to the above.
4708 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
4709 New transformations.
4711 2016-06-13 Alan Hayward <alan.hayward@arm.com>
4713 PR tree-optimization/71416
4714 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
4717 2016-06-13 Martin Liska <mliska@suse.cz>
4719 * predict.c (enum predictor_reason): Prefix enum with REASON_.
4720 (combine_predictions_for_insn): Likewise.
4721 (prune_predictions_for_bb): Likewise.
4722 (combine_predictions_for_bb): Likewise.
4724 2016-06-13 Richard Biener <rguenther@suse.de>
4726 PR tree-optimization/71505
4727 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
4728 assert match comment.
4730 2016-06-13 Marek Polacek <polacek@redhat.com>
4733 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
4734 gimplify_switch_expr.
4735 (warn_switch_unreachable_r): New function.
4737 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4740 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
4743 2016-06-13 Richard Biener <rguenther@suse.de>
4746 * fold-const.c (fold_unary_loc): Preserve alignment when
4747 folding a VIEW_CONVERT_EXPR into a MEM_REF.
4749 2016-06-13 Martin Liska <mliska@suse.cz>
4752 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
4753 w/ -fsanitize=bounds.
4755 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4757 * config/i386/i386.c (ix86_init_builtins): Calculate
4758 FLOAT128_FTYPE_CONST_STRING function type only once.
4759 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
4760 built-in functions are available for x86-32 and x86-64 targets.
4762 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
4767 (FLOAT128_FTYPE_CONST_STRING): New function type.
4768 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
4769 [IX86_BUILTIN_NANSQ]: Ditto.
4770 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4771 (ix86_init_builtin_types): Declare const_string_type_node.
4772 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
4774 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4775 * doc/extend.texi (x86 Built-in Functions): Document
4776 __builtin_nanq and __builtin_nansq.
4778 2016-06-11 Jiong Wang <jiong.wang@arm.com>
4781 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
4782 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
4783 length for pop patterns.
4784 (arm_attr_length_push_multi): Update comments.
4785 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
4787 (*pop_multiple_with_writeback_and_return): Likewise.
4788 (*pop_multiple_with_return): Likewise.
4790 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
4793 * fold-const.c (optimize_bit_field_compare): Don't try to use
4794 word_mode unconditionally for reading the bit field, look at
4795 DECL_BIT_FIELD_REPRESENTATIVE instead.
4797 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4800 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
4801 vector integer type.
4803 2016-06-10 Jakub Jelinek <jakub@redhat.com>
4806 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
4807 without LABEL_DECL, set *handled_ops_p to false instead of true.
4809 2016-06-10 Martin Sebor <msebor@redhat.com>
4812 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
4813 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
4814 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
4816 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
4817 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
4818 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
4819 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
4820 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
4821 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
4822 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
4823 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
4825 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4827 * config/arm/arm.h (pool_vector_label,
4828 return_used_this_function): Remove.
4830 2016-06-10 Jeff Law <law@redhat.com>
4832 PR tree-optimization/71335
4833 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
4834 zero length paths here.
4835 (convert_and_register_jump_thread_path): Remove hacks related to
4836 duplicated blocks in the jump thread path.
4837 (fsm_find_control_statement_thread_paths): Avoid putting the same
4838 block on the thread path twice, but ensure the thread path is
4839 unchanged from the caller's point of view.
4841 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4843 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4844 * predict.def (PRED_LOOP_BRANCH): Remove.
4846 2016-06-10 David Malcolm <dmalcolm@redhat.com>
4848 * Makefile.in (OBJS): Add ggc-tests.o.
4849 (GTFILES): Add ggc-tests.c.
4850 * ggc-tests.c: New file.
4851 * selftest-run-tests.c (selftest::run_tests): Call
4852 selftest::ggc_tests_c_tests.
4853 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
4855 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
4857 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
4859 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
4862 * varasm.c (place_block_symbol): Adjust alignment for asan protected
4863 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
4865 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4867 * profile.c: Include cfgloop.h.
4868 (branch_prob): Compute estimated number of iterations.
4869 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4870 recompute estimate number of iterations from profile.
4872 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4875 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
4876 must be grouped on top of stack. Don't force early clobber
4877 on ordinary reg outputs.
4879 2016-06-10 Richard Biener <rguenther@suse.de>
4881 * targhooks.c (default_builtin_vectorization_cost): Adjust
4884 2016-06-10 Richard Biener <rguenther@suse.de>
4886 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
4887 to fold the RHS to a constant if possible.
4889 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
4892 * tree-nested.c (convert_nonlocal_omp_clauses)
4893 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
4894 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
4895 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
4897 * gimplify.c (gimplify_adjust_omp_clauses): Discard
4899 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
4901 * omp-low.c (scan_sharing_clauses): Don't expect
4904 2016-06-10 Alan Hayward <alan.hayward@arm.com>
4906 PR tree-optimization/71407
4907 PR tree-optimization/71416
4908 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
4911 2016-06-10 Richard Biener <rguenther@suse.de>
4914 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
4916 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
4918 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
4920 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
4921 Jiong Wang <jiong.wang@arm.com>
4923 PR rtl-optimization/70751
4924 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
4925 spilled into memory.
4927 2016-06-09 Jonathan Yong <10walls@gmail.com>
4930 2015-09-21 Jonathan Yong <10walls@gmail.com>
4932 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4933 sysroot/usr/lib/32api for additional win32 libraries,
4934 fixes failing Cygwin bootstrapping.
4936 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4938 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4941 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4944 * pretty-print.c (pp_indent): Specify that %p is printed in a
4945 host-dependent manner.
4946 (test_pp_format): Remove the test for %p.
4948 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4950 * config/mips/mips.c (mips_output_jump): Fix formatting.
4952 2016-06-09 Richard Biener <rguenther@suse.de>
4954 PR tree-optimization/71462
4955 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4958 2016-06-09 Martin Liska <mliska@suse.cz>
4960 * predict.c (dump_prediction): Add new argument.
4961 (enum predictor_reason): New enum.
4962 (struct predictor_hash): New struct.
4963 (predictor_hash::hash): New function.
4964 (predictor_hash::equal): Likewise.
4965 (not_removed_prediction_p): New function.
4966 (prune_predictions_for_bb): Likewise.
4967 (combine_predictions_for_bb): Prune predictions.
4969 2016-06-09 Martin Liska <mliska@suse.cz>
4971 * predict.c (filter_predictions): New function.
4972 (remove_predictions_associated_with_edge): Use the filter
4974 (equal_edge_p): New function.
4976 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4978 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4979 Correct usage of @samp vs @option, add @samp where appropriate.
4980 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4981 Add armv6s-m and document it, as it is no official ARM name.
4983 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4985 * ifcvt.c (struct noce_if_info): Add transform_name field.
4986 (noce_try_move): Set if_info->transform_name to the function name.
4987 (noce_try_ifelse_collapse): Likewise.
4988 (noce_try_store_flag): Likewise.
4989 (noce_try_inverse_constants): Likewise.
4990 (noce_try_store_flag_constants): Likewise.
4991 (noce_try_addcc): Likewise.
4992 (noce_try_store_flag_mask): Likewise.
4993 (noce_try_cmove): Likewise.
4994 (noce_try_cmove_arith): Likewise.
4995 (noce_try_minmax): Likewise.
4996 (noce_try_abs): Likewise.
4997 (noce_try_sign_mask): Likewise.
4998 (noce_try_bitop): Likewise.
4999 (noce_convert_multiple_sets): Likewise.
5000 (noce_process_if_block): Print if_info->transform_name to
5001 dump_file if transformation succeeded.
5003 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5005 * config/arm/cortex-a57.md (cortex_a57_alu):
5008 2016-06-08 Martin Sebor <msebor@redhat.com>
5009 Jakub Jelinek <jakub@redhat.com>
5013 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
5014 BUILT_IN_MUL_OVERFLOW_P): New builtins.
5015 * builtins.c: Include gimple-fold.h.
5016 (fold_builtin_arith_overflow): Handle
5017 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
5018 (fold_builtin_3): Likewise.
5019 * doc/extend.texi (Integer Overflow Builtins): Document
5020 __builtin_{add,sub,mul}_overflow_p.
5022 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
5024 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
5025 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
5027 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
5029 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
5030 Rewrite, looking one level down for records and arrays.
5032 2016-06-08 David Malcolm <dmalcolm@redhat.com>
5034 * pretty-print.c: Include "selftest.h".
5035 (pp_format): Fix comment.
5036 (identifier_to_locale): Likewise.
5037 (selftest::test_basic_printing): New function.
5038 (selftest::assert_pp_format): New function.
5039 (selftest::test_pp_format): New function.
5040 (selftest::pretty_print_c_tests): New function.
5041 * selftest-run-tests.c (selftest::run_tests): Call
5042 selftest::pretty_print_c_tests.
5043 * selftest.h (pretty_print_c_tests): New declaration.
5045 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5047 * invoke.texi (max-loop-headers-insns): Document.
5048 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
5049 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
5050 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
5052 2016-06-08 Richard Biener <rguenther@suse.de>
5054 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
5055 on strided SLP loads and fall back to scalar loads in case
5056 we can't chunk them.
5058 2016-06-08 Richard Biener <rguenther@suse.de>
5060 PR tree-optimization/71452
5061 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
5062 type used for the SSA rewrite has enough precision to cover
5063 the dynamic type of the location.
5065 2016-06-08 Jakub Jelinek <jakub@redhat.com>
5066 Richard Biener <rguenther@suse.de>
5069 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
5070 the same as DECL_P (base0) for indirect_base0. Use equality_code
5071 in one further place.
5073 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
5075 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
5076 to one word if the field is known to overlap other words.
5077 (extract_bit_field_1): Likewise.
5078 (store_split_bit_field): Remove compensating code.
5079 (extract_split_bit_field): Likewise.
5081 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
5085 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
5087 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5089 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
5091 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
5092 (arch64_addpv4sf): Delete.
5093 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
5094 "gen_aarch64_addpv4sf".
5095 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
5097 (vpadds_f32): Likewise.
5098 (vpaddq_f32): Likewise.
5099 (vpaddq_f64): Likewise.
5101 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5103 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
5105 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
5106 to VALLF. Rename to "fabd<mode>3".
5107 "*fabd_scalar<mode>3): Delete.
5108 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
5110 (vabdd_f64): Likewise.
5111 (vabd_f32): Likewise.
5112 (vabd_f64): Likewise.
5113 (vabdq_f32): Likewise.
5114 (vabdq_f64): Likewise.
5116 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5118 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
5120 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
5121 "aarch64_rsqrts<mode>".
5122 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
5123 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
5125 (vrsqrtsd_f64): Likewise.
5126 (vrsqrts_f32): Likewise.
5127 (vrsqrts_f64): Likewise.
5128 (vrsqrtsq_f32): Likewise.
5129 (vrsqrtsq_f64): Likewise.
5131 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5133 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
5135 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
5136 "aarch64_rsqrte<mode>".
5137 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
5138 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
5140 (vrsqrted_f64): Likewise.
5141 (vrsqrte_f32): Likewise.
5142 (vrsqrte_f64): Likewise.
5143 (vrsqrteq_f32): Likewise.
5144 (vrsqrteq_f64): Likewise.
5146 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5148 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
5152 * config/aarch64/aarch64-simd.md
5153 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
5154 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
5155 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
5157 (vcvt_n_f32_u32): Likewise.
5158 (vcvt_n_s32_f32): Likewise.
5159 (vcvt_n_u32_f32): Likewise.
5160 (vcvtq_n_f32_s32): Likewise.
5161 (vcvtq_n_f32_u32): Likewise.
5162 (vcvtq_n_f64_s64): Likewise.
5163 (vcvtq_n_f64_u64): Likewise.
5164 (vcvtq_n_s32_f32): Likewise.
5165 (vcvtq_n_s64_f64): Likewise.
5166 (vcvtq_n_u32_f32): Likewise.
5167 (vcvtq_n_u64_f64): Likewise.
5168 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
5169 (VSDQ_SDI): Likewise.
5170 (fcvt_target): Support V4DI, V4SI and V2SI.
5171 (FCVT_TARGET): Likewise.
5173 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5175 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
5176 (TYPES_BINOP_SUS): Likewise.
5177 (aarch64_simd_builtin_data): Update include file name.
5178 (aarch64_builtins): Likewise.
5179 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
5180 for conversion between scalar float-point and fixed-point.
5184 * config/aarch64/aarch64.md
5185 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
5186 pattern for conversion between scalar float to fixed-pointer.
5187 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
5188 (UNSPEC_FCVTZS): New UNSPEC enumeration.
5189 (UNSPEC_FCVTZU): Likewise.
5190 (UNSPEC_SCVTF): Likewise.
5191 (UNSPEC_UCVTF): Likewise.
5192 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
5194 (vcvtd_n_f64_u64): Likewise.
5195 (vcvtd_n_s64_f64): Likewise.
5196 (vcvtd_n_u64_f64): Likewise.
5197 (vcvtd_n_f32_s32): Likewise.
5198 (vcvts_n_f32_u32): Likewise.
5199 (vcvtd_n_s32_f32): Likewise.
5200 (vcvts_n_u32_f32): Likewise.
5201 * config/aarch64/iterators.md (fcvt_target): Support integer to float
5203 (FCVT_TARGET): Likewise.
5204 (FCVT_FIXED2F): New iterator.
5205 (FCVT_F2FIXED): Likewise.
5206 (fcvt_fixed_insn): New define_int_attr.
5208 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5210 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
5211 some statements was removed.
5213 2016-06-08 Alan Hayward <alan.hayward@arm.com>
5215 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
5216 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
5217 (vect_can_advance_ivs_p): likewise.
5218 (vect_update_ivs_after_vectorizer): likewise.
5219 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
5220 (vect_analyze_scalar_cycles_1): likewise.
5221 (vect_analyze_loop_operations): likewise.
5222 (report_vect_op): likewise.
5223 (vect_is_slp_reduction): likewise.
5224 (vect_is_simple_reduction): likewise.
5225 (get_initial_def_for_induction): likewise.
5226 (vect_transform_loop): likewise.
5227 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
5228 (vect_recog_sad_pattern): likewise.
5229 (vect_recog_widen_sum_pattern): likewise.
5230 (vect_recog_widening_pattern): likewise.
5231 (vect_recog_divmod_pattern): likewise.
5232 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
5233 (vect_analyze_slp_instance): likewise.
5234 (vect_transform_slp_perm_load): likewise.
5235 (vect_schedule_slp_instance): likewise.
5237 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5239 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
5240 (return_prediction): PRED_CONST_RETURN predict return as not taken.
5241 * predict.def (PRED_CONTINUE): Change hitrate 50->67
5242 (PRED_LOOP_BRANCH): Document predictor as broken.
5243 (PRED_LOOP_EXIT): Change hitrate 91->92.
5244 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
5245 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
5246 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
5247 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
5248 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
5249 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
5250 (PRED_CALL): Chane hitrate 71->67.
5251 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
5252 (PRED_GOTO): Document as unused right now.
5253 (PRED_CONST_RETURN): Change hitrate 67->69
5254 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
5255 (PRED_NULL_RETURN): Change hitrate 91->90.
5256 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
5257 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
5258 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
5260 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
5262 * config/rs6000/altivec.h: Add __builtin_vec_mul.
5263 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
5264 special case Altivec builtin.
5265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5266 VSX_BUILTIN_VEC_MUL (replaced with special case code).
5267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5268 code for ALTIVEC_BUILTIN_VEC_MUL.
5269 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5270 for __builtin_vec_mul.
5272 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
5274 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
5277 2016-06-07 David Malcolm <dmalcolm@redhat.com>
5279 * spellcheck.c (selftest::test_find_closest_string): New function.
5280 (spellcheck_c_tests): Call the above.
5282 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5284 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
5286 2016-06-07 Jakub Jelinek <jakub@redhat.com>
5288 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
5289 Yv=Yv,C alternatives.
5291 2016-06-07 Richard Biener <rguenther@suse.de>
5294 * common.opt (ffast-math): Make Optimization.
5296 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
5297 Prachi Godbole <prachi.godbole@imgtec.com>
5299 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
5300 `fabs' and `fneg' type attributes.
5301 (p5600_fpu_fabs): Add `fmove' to the comment.
5303 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5305 * gimple.c: Include builtins.h
5306 (gimple_inexpensive_call_p): New function.
5307 * gimple.h (gimple_inexpensive_call_p): Declare.
5308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
5309 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
5312 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
5314 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
5315 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
5316 warning_at_rich_loc, warning_n, pedwarn, permerror,
5317 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
5318 sorry, fatal_error, internal_error, internal_error_no_backtrace):
5321 2016-06-07 Richard Biener <rguenther@suse.de>
5323 PR tree-optimization/71428
5324 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
5325 BIT_FIELD_REF op vs. load.
5327 2016-06-07 Richard Biener <rguenther@suse.de>
5330 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
5333 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5335 * config/pa/pa.md (call): Generate indirect long calls to non-local
5336 functions on TARGET_64BIT.
5337 (call_value): Likewise.
5339 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5341 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
5342 pattern and subsequent splitters.
5343 (call_val_reg_64bit_post_reload): Likewise.
5345 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5348 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
5349 propagate_op_to_single_use.
5351 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5354 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
5356 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
5358 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
5359 (enum x86_dirflag_state): New enum.
5360 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
5361 (machine_function): Remove needs_cld.
5362 (ix86_current_function_needs_cld): Remove.
5363 * config/i386/i386.c (ix86_set_func_type): Set
5364 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
5365 (ix86_expand_prologue): Do not emit CLD here.
5366 (ix86_dirflag_mode_needed): New function.
5367 (ix86_dirflag_mode_entry): Ditto.
5368 (ix86_mode_needed): Handle X86_DIRFLAG entity.
5369 (ix86_mode_after): Ditto.
5370 (ix86_mode_entry): Ditto.
5371 (ix86_mode_exit): Ditto.
5372 (ix86_emit_mode_set): Ditto.
5373 * config/i386/i386.md (strmov_singleop): Set
5374 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
5375 Do not set ix86_current_function_needs_cld.
5377 (strset_singleop): Ditto.
5379 (cmpstrnqi_nz_1): Ditto.
5380 (cmpstrnqi_1): Ditto.
5381 (strlenqi_1): Ditto.
5383 2016-06-06 Jakub Jelinek <jakub@redhat.com>
5385 PR tree-optimization/71259
5386 * tree-vect-slp.c (vect_get_constant_vectors): For
5387 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
5388 one for constant op, and use COND_EXPR for non-constant.
5390 2016-06-06 David Malcolm <dmalcolm@redhat.com>
5392 * Makefile.in (OBJS): Add function-tests.o,
5393 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
5394 selftest-run-tests.o.
5395 (OBJS-libcommon): Add selftest.o.
5396 (OBJS-libcommon-target): Add selftest.o.
5397 (all.internal): Add "selftest".
5398 (all.cross): Likewise.
5399 (selftest): New phony target.
5400 (s-selftest): New target.
5401 (selftest-gdb): New phony target.
5402 (COLLECT2_OBJS): Add selftest.o.
5403 * bitmap.c: Include "selftest.h".
5404 (selftest::test_gc_alloc): New function.
5405 (selftest::test_set_range): New function.
5406 (selftest::test_clear_bit_in_middle): New function.
5407 (selftest::test_copying): New function.
5408 (selftest::test_bitmap_single_bit_set_p): New function.
5409 (selftest::bitmap_c_tests): New function.
5410 * common.opt (fself-test): New.
5411 * diagnostic-show-locus.c: Include "selftest.h".
5412 (make_range): New function.
5413 (test_range_contains_point_for_single_point): New function.
5414 (test_range_contains_point_for_single_line): New function.
5415 (test_range_contains_point_for_multiple_lines): New function.
5416 (assert_eq): New function.
5417 (test_get_line_width_without_trailing_whitespace): New function.
5418 (selftest::diagnostic_show_locus_c_tests): New function.
5419 * et-forest.c: Include "selftest.h".
5420 (selftest::test_single_node): New function.
5421 (selftest::test_simple_tree): New function.
5422 (selftest::test_disconnected_nodes): New function.
5423 (selftest::et_forest_c_tests): New function.
5424 * fold-const.c: Include "selftest.h".
5425 (selftest::assert_binop_folds_to_const): New function.
5426 (selftest::assert_binop_folds_to_nonlvalue): New function.
5427 (selftest::test_arithmetic_folding): New function.
5428 (selftest::fold_const_c_tests): New function.
5429 * function-tests.c: New file.
5430 * gimple.c: Include "selftest.h".
5431 Include "gimple-pretty-print.h".
5432 (selftest::verify_gimple_pp): New function.
5433 (selftest::test_assign_single): New function.
5434 (selftest::test_assign_binop): New function.
5435 (selftest::test_nop_stmt): New function.
5436 (selftest::test_return_stmt): New function.
5437 (selftest::test_return_without_value): New function.
5438 (selftest::gimple_c_tests): New function.
5439 * hash-map-tests.c: New file.
5440 * hash-set-tests.c: New file.
5441 * input.c: Include "selftest.h".
5442 (selftest::assert_loceq): New function.
5443 (selftest::test_accessing_ordinary_linemaps): New function.
5444 (selftest::test_unknown_location): New function.
5445 (selftest::test_builtins): New function.
5446 (selftest::test_reading_source_line): New function.
5447 (selftest::input_c_tests): New function.
5448 * rtl-tests.c: New file.
5449 * selftest-run-tests.c: New file.
5450 * selftest.c: New file.
5451 * selftest.h: New file.
5452 * spellcheck.c: Include "selftest.h".
5453 (selftest::levenshtein_distance_unit_test_oneway): New function,
5454 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
5455 (selftest::levenshtein_distance_unit_test): Likewise.
5456 (selftest::spellcheck_c_tests): Likewise.
5457 * toplev.c: Include selftest.h.
5458 (toplev::run_self_tests): New.
5459 (toplev::main): Handle -fself-test.
5460 * toplev.h (toplev::run_self_tests): New.
5461 * tree.c: Include "selftest.h".
5462 (selftest::test_integer_constants): New function.
5463 (selftest::test_identifiers): New function.
5464 (selftest::test_labels): New function.
5465 (selftest::tree_c_tests): New function.
5466 * tree-cfg.c: Include "selftest.h".
5467 (selftest::push_fndecl): New function.
5468 (selftest::test_linear_chain): New function.
5469 (selftest::test_diamond): New function.
5470 (selftest::test_fully_connected): New function.
5471 (selftest::tree_cfg_c_tests): New function.
5472 * vec.c: Include "selftest.h".
5473 (selftest::safe_push_range): New function.
5474 (selftest::test_quick_push): New function.
5475 (selftest::test_safe_push): New function.
5476 (selftest::test_truncate): New function.
5477 (selftest::test_safe_grow_cleared): New function.
5478 (selftest::test_pop): New function.
5479 (selftest::test_safe_insert): New function.
5480 (selftest::test_ordered_remove): New function.
5481 (selftest::test_unordered_remove): New function.
5482 (selftest::test_block_remove): New function.
5483 (selftest::reverse_cmp): New function.
5484 (selftest::test_qsort): New function.
5485 (selftest::vec_c_tests): New function.c.
5486 * wide-int.cc: Include selftest.h and wide-int-print.h.
5487 (selftest::from_int <wide_int>): New function.
5488 (selftest::from_int <offset_int>): New function.
5489 (selftest::from_int <widest_int>): New function.
5490 (selftest::assert_deceq): New function.
5491 (selftest::assert_hexeq): New function.
5492 (selftest::test_printing <VALUE_TYPE>): New function template.
5493 (selftest::test_ops <VALUE_TYPE>): New function template.
5494 (selftest::test_comparisons <VALUE_TYPE>): New function template.
5495 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
5497 (selftest::wide_int_cc_tests): New function.
5499 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5502 * ifcvt.c (noce_try_ifelse_collapse): New function.
5504 (noce_process_if_block): Call noce_try_ifelse_collapse.
5505 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
5506 (simplify_ternary_operation): Use the above to simplify
5507 conditional CLZ/CTZ expressions.
5509 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5512 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
5513 define_insn_and_split.
5515 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5518 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
5520 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
5523 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
5524 Implicitly clobber memory for basic asm with non-empty assembler
5525 string. Use targetm.md_asm_adjust also here.
5526 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
5527 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
5528 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
5529 non-empty assembler string.
5530 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
5531 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
5532 (decode_asm_operands): Handle basic asm in PARALLEL block.
5533 (extract_insn): Handle basic asm in PARALLEL block.
5534 * doc/extend.texi: Mention new behavior of basic asm.
5535 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
5536 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
5537 branch_needs_nop_p): Use asm_noperands.
5539 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
5541 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
5542 Include the M7 SPARC DFA scheduler.
5543 New attribute v3pipe.
5544 Annotate insns with v3pipe where appropriate.
5545 Define cpu_feature vis4.
5546 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
5547 Add (V8QI "8") to vbits.
5548 Add insns {add,sub}v8qi3
5549 Add insns ss{add,sub}v8qi3
5550 Add insns us{add,sub}{v8qi,v4hi}3
5551 Add insns {min,max}{v8qi,v4hi,v2si}3
5552 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
5553 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
5554 * config/sparc/niagara4.md: Add a comment explaining the
5555 discrepancy between the documented latenty numbers and the
5557 * config/sparc/niagara7.md: New file.
5558 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
5559 supports SPARC5 and VIS 4.0 instructions.
5560 * configure: Regenerate.
5561 * config.in: Likewise.
5562 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
5563 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
5564 TARGET_CPU_niagara7.
5565 (ASM_CPU64_DEFAULT_SPEC): Likewise.
5566 (CPP_CPU_SPEC): Handle niagara7.
5567 (ASM_CPU_SPEC): Likewise.
5568 * config/sparc/sparc-opts.h (processor_type): Add
5570 (mvis4): New option.
5571 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
5572 (AS_NIAGARA7_FLAG): Define.
5573 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
5574 (CPP_CPU64_DEFAULT_SPEC): Likewise.
5575 (CPP_CPU_SPEC): Handle niagara7.
5576 (ASM_CPU_SPEC): Likewise.
5577 * config/sparc/sparc.c (niagara7_costs): Define.
5578 (sparc_option_override): Handle niagara7 and adjust cache-related
5579 parameters with better values for niagara cpus. Also support VIS4.
5580 (sparc32_initialize_trampoline): Likewise.
5581 (sparc_use_sched_lookahead): Likewise.
5582 (sparc_issue_rate): Likewise.
5583 (sparc_register_move_cost): Likewise.
5584 (dump_target_flag_bits): Support VIS4.
5585 (sparc_vis_init_builtins): Likewise.
5586 (sparc_builtins): Likewise.
5587 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
5589 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
5591 * config/sparc/sparc.opt (sparc_processor_type): New value
5593 * config/sparc/visintrin.h (__attribute__): Prototypes for the
5595 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
5597 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
5600 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
5602 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
5604 2016-06-06 Richard Biener <rguenther@suse.de>
5606 PR tree-optimization/71398
5607 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
5610 2016-06-05 James Bowman <james.bowman@ftdichip.com>
5612 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
5613 ft32_expand_prolog, ft32_expand_epilogue):
5614 Handle pretend_args.
5615 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
5616 * config/ft32/ft32.md: Add pretend_returner.
5618 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
5621 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5622 Copy op1 RTX to avoid invalid sharing.
5623 (ix86_expand_vector_move_misalign): Ditto.
5625 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
5627 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
5630 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5632 * predict.c (predicted_by_loop_heuristics_p): New function.
5633 (predict_iv_comparison): Use it.
5634 (predict_loops): Walk from innermost loops; do not predict edges
5635 leaving multiple loops multiple times; implement
5636 PRED_LOOP_ITERATIONS_MAX heuristics.
5637 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
5639 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5641 * cfg.c (check_bb_profile): Do not report mismatched profiles when
5642 only edges out of BB are EH edges.
5644 2016-06-04 Martin Sebor <msebor@redhat.com>
5645 Marcin Baczyński <marbacz@gmail.com>
5648 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
5649 a void expression in a void function.
5651 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5653 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
5654 aux; dump reasons of decisions.
5655 (should_duplicate_loop_header_p): Likewise.
5656 (do_while_loop_p): Likewise.
5657 (ch_base::copy_headers): Dump asi num insns duplicated.
5659 2016-06-04 Jakub Jelinek <jakub@redhat.com>
5661 PR tree-optimization/71405
5662 * tree-ssa.c (execute_update_addresses_taken): For clobber with
5663 incompatible type, build a new clobber with the right type instead
5664 of building a VIEW_CONVERT_EXPR around it.
5666 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5668 PR tree-optimization/52171
5669 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
5670 by_pieces_ninsns instead of move_by_pieces_ninsns.
5672 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5674 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
5675 for reg+reg addressing mode.
5677 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5679 * rs6000-c.c (c/c-tree.h): Add #include.
5680 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
5681 in C++ when found in the base position of vec_ld or vec_st.
5683 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5685 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
5686 use of profile unless profile status is PROFILE_READ.
5687 * profile.c (compute_branch_probabilities): Set profile status
5688 only after reporting predictor hitrates.
5690 2016-06-03 Joseph Myers <joseph@codesourcery.com>
5694 * common.opt (ffp-int-builtin-inexact): New option.
5695 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
5696 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
5697 (ceil@var{m}2): Document dependence on this option.
5698 * ipa-inline-transform.c (inline_call): Handle
5699 flag_fp_int_builtin_inexact.
5700 * ipa-inline.c (can_inline_edge_p): Likewise.
5701 * config/i386/i386.md (rintxf2): Do not test
5702 flag_unsafe_math_optimizations.
5703 (rint<mode>2_frndint): New define_insn.
5704 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
5705 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
5706 for 387 instead of extending and truncating.
5707 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
5708 !flag_trapping_math instead of flag_unsafe_math_optimizations.
5709 Change to frndint<mode>2_<rounding>.
5710 (frndintxf2_<rounding>_i387): Likewise. Change to
5711 frndint<mode>2_<rounding>_i387.
5712 (<rounding_insn>xf2): Likewise.
5713 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
5714 !flag_trapping_math instead of flag_unsafe_math_optimizations for
5715 x87. Test TARGET_ROUND || !flag_trapping_math ||
5716 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
5717 SSE. Use ROUND_NO_EXC in constant operand of
5718 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
5719 for 387 instead of extending and truncating.
5721 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
5722 Julia Koval <julia.koval@intel.com>
5734 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
5735 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
5736 all registers, except for function return registers if there are
5737 no caller-saved registers.
5738 (ix86_set_func_type): New function.
5739 (ix86_set_current_function): Call ix86_set_func_type to set
5740 no_caller_saved_registers and func_type. Call reinit_regs if
5741 caller-saved registers are changed. Don't allow MPX, SSE, MMX
5742 nor x87 instructions in interrupt handler nor function with
5743 no_caller_saved_registers attribute.
5744 (ix86_function_ok_for_sibcall): Return false if there are no
5745 caller-saved registers.
5746 (type_natural_mode): Don't warn ABI change for MMX in interrupt
5748 (ix86_function_arg_advance): Skip for callee in interrupt handler.
5749 (ix86_function_arg): Return special arguments in interrupt handler.
5750 (ix86_promote_function_mode): Promote pointer to word_mode only
5751 for normal functions.
5752 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
5754 (ix86_epilogue_uses): New function.
5755 (ix86_hard_regno_scratch_ok): Likewise.
5756 (ix86_save_reg): Preserve all registers in interrupt handler
5757 after reload. Preserve all registers, except for function return
5758 registers, if there are no caller-saved registers after reload.
5759 (find_drap_reg): Always use callee-saved register if there are
5760 no caller-saved registers.
5761 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
5762 for interrupt handler.
5763 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
5764 Emit cld instruction if stringops are used in interrupt handler
5765 or interrupt handler isn't a leaf function.
5766 (ix86_expand_epilogue): Generate interrupt return for interrupt
5767 handler and pop the 'ERROR_CODE' off the stack before interrupt
5768 return in exception handler.
5769 (ix86_expand_call): Disallow calling interrupt handler directly.
5770 If there are no caller-saved registers, mark all registers that
5771 are clobbered by the call which returns as clobbered.
5772 (ix86_handle_no_caller_saved_registers_attribute): New function.
5773 (ix86_handle_interrupt_attribute): Likewise.
5774 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
5776 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
5777 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
5778 accumulation in interrupt function if stack may be realigned to
5780 (EPILOGUE_USES): New.
5781 (function_type): New enum.
5782 (machine_function): Add func_type and no_caller_saved_registers.
5783 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
5784 (interrupt_return): New pattern.
5785 * doc/extend.texi: Document x86 interrupt and
5786 no_caller_saved_registers attributes.
5788 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
5790 PR tree-optimization/52171
5791 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
5792 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
5793 Look for constant strings. Move some code to emit_block_cmp_hints
5795 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
5796 * defaults.h (COMPARE_MAX_PIECES): New macro.
5797 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
5798 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
5799 (clear_by_pieces_1): Don't declare. Move definition before use.
5800 (can_do_by_pieces): New static function.
5801 (can_move_by_pieces): Use it. Return bool.
5802 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
5803 OP. All callers changed. Handle COMPARE_BY_PIECES.
5804 (class pieces_addr); New.
5805 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
5806 pieces_addr::adjust, pieces_addr::increment_address,
5807 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
5809 (class op_by_pieces_d): New.
5810 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
5812 (class move_by_pieces_d, class compare_by_pieces_d,
5813 class store_by_pieces_d): New subclasses of op_by_pieces_d.
5814 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
5815 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
5816 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
5817 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
5818 compare_by_pieces_d::finish_mode): New member functions.
5819 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
5821 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
5822 (emit_block_cmp_hints): New function.
5823 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
5824 use the newly defined classes.
5825 * expr.h (by_pieces_constfn): New typedef.
5826 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
5827 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
5828 (move_by_pieces_ninsns): Don't declare.
5829 (can_move_by_pieces): Change return value to bool.
5830 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
5831 (compare_by_pieces_branch_ratio): New hook.
5832 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
5833 (by_pieces_ninsns): Declare.
5834 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
5836 (default_compare_by_pieces_branch_ratio): New function.
5837 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
5838 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
5839 * doc/tm.texi: Regenerate.
5840 * tree-ssa-strlen.c: Include "builtins.h".
5841 (handle_builtin_memcmp): New static function.
5842 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
5843 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
5845 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5847 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
5848 relevant stmts which are simple and invariant.
5849 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
5850 instead of simple and invariant
5852 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5854 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
5855 (vectorizable_reduction): Check for new relevant state.
5856 (vectorizable_live_operation): vectorize live stmts using
5857 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
5858 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
5859 (vect_stmt_relevant_p): Check for stmts which are only used live.
5860 (process_use): Use of a stmt does not inherit it's live value.
5861 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
5862 (vect_analyze_stmt): Check for new relevant state.
5863 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
5864 outside the loop, but not inside it.
5866 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5868 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
5869 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
5870 (vect_get_vec_def_for_operand): Split out code.
5872 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
5874 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
5876 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5878 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
5880 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5882 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
5884 2016-06-03 Jakub Jelinek <jakub@redhat.com>
5887 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
5888 to noreturn e->callee->decl that has void return type and void
5889 arguments, adjust gimple_call_fntype and remove lhs even if it had
5890 previously addressable type.
5892 2016-06-02 Jeff Law <law@redhat.com>
5894 PR tree-optimization/71328
5895 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
5896 error when checking for a jump back onto the copied path.
5898 2016-06-02 David Malcolm <dmalcolm@redhat.com>
5900 * config/microblaze/microblaze.c (get_branch_target): Add return
5901 NULL_RTX for the non-CALL_P case.
5902 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
5903 (insert_wic): Remove unused local "j".
5905 2016-06-02 Martin Liska <mliska@suse.cz>
5907 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
5909 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
5910 Julia Koval <julia.koval@intel.com>
5912 * function.c (assign_parm_setup_stack): Force source into a
5914 * target.def (function_incoming_arg): Update documentation to
5915 allow arbitrary address computation based on hard register.
5916 * doc/tm.texi: Regenerated.
5918 2016-06-02 Martin Liska <mliska@suse.cz>
5920 * predict.c (combine_predictions_for_bb): Fix first match in
5921 cases where a first predictor contains more than one occurence
5922 in list of predictors. Take the best value in such case.
5924 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5926 PR rtl-optimization/71295
5927 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
5928 offset would go over the size of the inner mode reject it.
5930 2016-06-02 Jakub Jelinek <jakub@redhat.com>
5932 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5933 x=x,x and v=v,m instead of x=x,m.
5935 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5936 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5937 alternative to v=rm,C.
5939 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5940 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5941 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5942 instead of vex for the last two above mentioned alternatives.
5944 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5947 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5949 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5951 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5953 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5955 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5956 from int to unsigned.
5958 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5960 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5961 alternatives, eliminating preferred register class. Add support
5962 for the MTVSRDD instruction in ISA 3.0.
5963 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5964 reg_or_indexed_operand.
5965 (vsx_splat_v4sf_internal): Likewise.
5967 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5970 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5971 for loading up all 0's or all 1's.
5973 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5975 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5977 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5979 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5981 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5982 * gcc.c (set_source_date_epoch_envvar): New function, sets
5983 the SOURCE_DATE_EPOCH environment variable to the current time.
5985 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5987 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5988 the factor for live Phi nodes.
5990 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5992 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5993 * tree-parloops.c (parallelize_loops): likewise.
5994 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5995 tree_unswitch_outer_loop): likewise.
5997 2016-06-01 Jakub Jelinek <jakub@redhat.com>
6000 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
6001 around creation of the temporary.
6003 2016-06-01 Richard Biener <rguenther@suse.de>
6005 PR tree-optimization/71366
6006 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
6007 (unloop_loops): Move removing edges here ...
6008 (try_unroll_loop_completely): ... from here.
6009 (try_peel_loop): ... and here.
6010 (tree_unroll_loops_completely_1): Track parent loops via
6011 bitmap of header BBs.
6012 (tree_unroll_loops_completely): Adjust for that.
6014 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
6016 * config/rs6000/altivec.h (vec_slv): New macro.
6017 (vec_srv): New macro.
6018 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
6019 (UNSPEC_VSRV): New value.
6022 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
6023 (vsrv): New builtin definition.
6024 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
6025 define argument types for new builtin.
6026 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
6028 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
6031 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
6032 Jocelyn Mayer <l_indien@magic.fr>
6035 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
6036 detect processor family for signature_CENTAUR_ebx.
6037 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
6038 signature_CENTAUR_ebx.
6039 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
6040 <default>: Pass x86-64 for has_longmode.
6042 2016-06-01 Nathan Sidwell <nathan@acm.org>
6044 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
6047 2016-06-01 Richard Biener <rguenther@suse.de>
6049 PR tree-optimization/71261
6050 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
6051 of stmts successfully put in the bool pattern. Remove
6052 single-use restriction.
6053 (adjust_bool_pattern_cast): Add cast at the use site via the
6054 pattern def sequence.
6055 (adjust_bool_pattern): Remove recursion, maintain a hash-map
6056 of patterned defs. Use the pattern def seqence instead of
6057 multiple independent patterns.
6058 (sort_after_uid): New qsort compare function.
6059 (adjust_bool_stmts): New function to process stmts in the bool
6060 pattern in IL order.
6061 (vect_recog_bool_pattern): Adjust.
6062 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
6063 (ifcvt_walk_pattern_tree): Likewise.
6064 (stmt_is_root_of_bool_pattern): Likewise.
6065 (ifcvt_repair_bool_pattern): Likewise.
6066 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
6068 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
6070 * loop-unroll.c (decide_unroll_constant_iterations,
6071 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
6072 likely upper bounds.
6073 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
6075 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
6077 * tree-core.h (enum omp_clause_code): Remove
6078 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
6080 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6082 * config/arm/sync.md (arm_store_exclusive<mode>):
6083 Use 'H' output modifier on operands[2] rather than creating a new
6084 entry in out-of-bounds memory of the operands array.
6085 (arm_store_release_exclusivedi): Likewise.
6087 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6089 * config/arm/arm.c (arm_fusion_enabled_p): New function.
6090 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
6091 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
6092 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6094 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
6096 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
6097 into account live statements for mask producers.
6099 2016-06-01 Richard Biener <rguenther@suse.de>
6101 PR tree-optimization/71311
6102 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
6103 restrict to non-INTEGER_CST @0.
6105 2016-06-01 Richard Biener <rguenther@suse.de>
6107 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
6108 (relational patterns): Use :c to avoid pattern duplications.
6110 2016-06-01 Richard Biener <rguenther@suse.de>
6112 * genmatch.c (comparison_code_p): New predicate.
6113 (swap_tree_comparison): New function.
6114 (commutate): Add for_vec parameter to append new for entries.
6115 Support commutating relational operators by swapping it alongside
6117 (lower_commutative): Adjust.
6118 (dt_simplify::gen): Do not pass artificial operators to gen
6120 (decision_tree::gen): Do not add artificial operators as parameters.
6121 (parser::parse_expr): Verify operator commutativity when :c is
6122 applied. Allow :C to override this.
6123 * match.pd: Adjust patterns to use :C instead of :c where required.
6125 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
6127 PR tree-optimization/71077
6128 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
6129 the combining step, use boolean_false_node and boolean_true_node
6130 as the designated false/true return values.
6132 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6134 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
6135 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
6136 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
6139 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6141 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
6142 of flags impliying the register renaming.
6143 * toplev.c (process_options): Do not imply flag_rename_registers with
6146 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6148 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
6149 default implementation.
6151 2016-05-31 Nathan Sidwell <nathan@acm.org>
6153 * dwarf2out.c (cur_line_info_table): Add GTY marker.
6155 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6157 * config/sh/constraints.md (b): Remove constraint.
6158 * config/sh/predicates.md (arith_reg_operand): Remove
6160 * config/sh/sh-modes.def (PDI): Remove.
6161 * config/sh/sh.c (sh_target_reg_class,
6162 sh_optimize_target_register_callee_saved): Remove functions.
6163 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
6164 (sh_expand_epilogue): Update comment.
6165 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
6166 sh_secondary_reload): Remove TARGET_REGS related code.
6167 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
6168 TARGET_REGISTER_P): Remove macros.
6169 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
6170 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
6171 TR1_REG, TR2_REG): Remove constants.
6172 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
6174 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6176 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
6177 define_expand patterns.
6178 (adddi3_compact): Rename to adddi3.
6179 (subdi3_compact): Rename to subdi3.
6180 (*negdi2): Rename to negdi2.
6181 (*abs<mode>2): Rename to abs<mode>2.
6183 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6185 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
6186 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
6187 (atomic_sub_fetchsi): ... this new pattern.
6188 (mvtc): Add CC_REG clobber.
6190 2016-05-31 Marek Polacek <polacek@redhat.com>
6192 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
6194 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6196 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
6197 aarch64_fusion_enabled_p to check for fusion capabilities.
6199 2016-05-31 Richard Biener <rguenther@suse.de>
6201 PR tree-optimization/71352
6202 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
6203 minus one and a negate.
6205 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6207 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
6208 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
6210 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
6211 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
6212 Remove use of aarch64_simd_attr_length_move, set length attribute
6214 (*aarch64_be_movoi): Likewise.
6215 (*aarch64_be_movci): Likewise.
6216 (*aarch64_be_movxi): Likewise.
6218 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6220 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
6221 It no longer does that.
6222 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
6224 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
6226 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
6227 attribute __unused__.
6229 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
6231 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
6232 * config/arm/arm.c (arm_arch_thumb1): Define.
6233 (arm_option_override): Initialize arm_arch_thumb1.
6234 * config/arm/arm.h (arm_arch_thumb1): Declare.
6235 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
6236 support Thumb-1 ISA.
6238 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
6241 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
6242 `Yv' for scalar operand.
6244 2016-05-31 Tom de Vries <tom@codesourcery.com>
6246 PR tree-optimization/69068
6247 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
6248 phis with more than two args.
6250 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
6252 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
6253 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
6256 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
6258 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
6260 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6262 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
6263 cpu_32, cpu_64, tune_32 and tune_64.
6264 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
6266 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6268 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6270 2016-05-30 Andi Kleen <ak@linux.intel.com>
6272 * auto-profile.c (read_profile): Replace asserts with errors
6273 when file does not exist.
6274 * gcov-io.c (gcov_read_words): Dito.
6276 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6278 * tree-cfg.c (print_loop): Print likely upper bounds.
6280 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6282 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
6283 * opts.c (default_options): Enable peel loops at -O3.
6284 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
6285 (try_peel_loop): Do not re-peel already peeled loops;
6286 use likely upper bounds; fix profile updating.
6287 (pass_complete_unroll::execute): Initialize peeled_loops.
6289 2016-05-30 Martin Liska <mliska@suse.cz>
6291 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
6292 computed costs by frequency of BB they belong to.
6293 (get_scaled_computation_cost_at): New function.
6295 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
6296 Marc Glisse <marc.glisse@inria.fr>
6298 PR tree-optimization/71289
6299 * match.pd (-1 / B < A, A > -1 / B): New transformations.
6301 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6303 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
6305 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6307 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
6308 for peeled copies; avoid underflow when updating estimates; correctly
6311 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6313 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
6314 r236875. Corrected oe3 to oe2 as obvious.
6316 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6320 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
6321 that inserted stmt will not dominate stmts that defines its operand.
6322 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
6323 (rewrite_expr_tree_parallel): Likewise.
6325 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6328 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
6329 all fields including stmt_to_insert are swapped.
6331 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6333 * predict.h (force_edge_cold): Declare.
6334 * predict.c (force_edge_cold): New function.
6335 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
6337 (canonicalize_loop_induction_variables): Fix formating.
6339 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
6341 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
6342 (visium_expand_copysign): Use gen_int_mode directly.
6343 (visium_compute_frame_size): Minor tweaks.
6345 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6347 * tree-vect-loop.c (vect_analyze_loop_2): Use
6348 likely_max_stmt_executions_int.
6350 2016-05-30 Tom de Vries <tom@codesourcery.com>
6352 PR tree-optimization/69067
6353 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
6355 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
6358 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
6359 New peepholes to remove unneeded fild/fistp pairs.
6360 (define_peephole2 atomic_loaddi_fpu): Ditto.
6362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6364 * predict.c (maybe_hot_frequency_p): Avoid division.
6366 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6368 * doc/install.texi: Use https for shop.fsf.org.
6370 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6372 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
6373 likely_max_stmt_executions_int.
6375 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6377 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6378 likely_max_stmt_executions_int.
6380 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6382 * profile.c (compute_branch_probabilities): Do not report hitrates
6384 (branch_prob): Report hitrates here.
6385 * predict.c (gimple_predict_edge): Do not assert profile status;
6386 fix formatting issues.
6388 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6390 * predict.c (edge_predicted_by_p): New function.
6391 (predict_paths_for_bb): Do not put multiple predictions of the same type
6394 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6396 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
6399 2016-05-28 Alan Modra <amodra@gmail.com>
6401 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
6403 2016-05-28 Alan Modra <amodra@gmail.com>
6405 PR rtl-optimization/71275
6406 * ira.c (ira): Free dominance info.
6408 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
6410 * doc/sourcebuild.texi: New address for upstream Go repository.
6412 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6414 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
6415 (TARGET_ARM_V7M): Likewise.
6417 2016-05-26 Jeff Law <law@redhat.com>
6419 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
6420 (thread_across_edge): Remove calls to find_jump_threads_backwards.
6421 * passes.def: Add jump threading passes before DOM/VRP.
6422 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
6423 argument to a basic block from an edge. Remove tests which are
6425 (pass_data_thread_jumps, class pass_thread_jumps): New.
6426 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
6427 (make_pass_thread_jumps): Likewise.
6428 * tree-pass.h (make_pass_thread_jumps): Declare.
6430 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
6432 * config/visium/visium-protos.h (split_double_move): Rename into...
6433 (visium_split_double_move): ...this.
6434 (visium_split_double_add): Declare.
6435 * config/visium/visium.c (split_double_move): Rename into...
6436 (visium_split_double_move): ...this.
6437 (visium_split_double_add): New function.
6438 (visium_expand_copysign): Renumber operands for consistency.
6439 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
6440 (DFmode move splitter): Likewise.
6441 (*addi3_insn): Split by means of visium_split_double_add.
6442 (*adddi3_insn_flags): Delete.
6443 (*plus_plus_sltu<subst_arith>): New insn.
6444 (*subdi3_insn): Split by means of visium_split_double_add.
6445 (subdi3_insn_flags): Delete.
6446 (*minus_minus_sltu<subst_arith>): New insn.
6447 (*negdi2_insn): Split by means of visium_split_double_add.
6448 (*negdi2_insn_flags): Delete.
6450 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
6452 * configure.ac: Treat a --with-headers option without argument
6453 the same as the default (i.e. consult sys-include directory).
6454 * configure: Regenerate.
6456 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6458 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
6459 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
6461 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
6462 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6464 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6467 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
6468 tree-stdarg analysis results.
6469 (aarch64_setup_incoming_varargs): Likewise.
6471 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6473 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
6474 va_list_gpr_counter_field and va_list_fpr_counter_field.
6476 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
6479 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
6480 * config/aarch64/aarch64.c
6481 (aarch64_cannot_change_mode_class): Remove function.
6482 * config/aarch64/aarch64-protos.h
6483 (aarch64_cannot_change_mode_class): Remove.
6485 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6487 * cfgloop.c (record_niter_bound): Record likely upper bounds.
6488 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
6489 get_likely_max_loop_iterations_int): New.
6490 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
6491 any_likely_upper_bound.
6492 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
6494 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
6495 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
6497 (unroll_loop_constant_iterations): Likewise.
6498 (unroll_loop_runtime_iterations): Likewise.
6499 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
6500 * lto-streamer-out.c (output_cfg): Likewise.
6501 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
6503 (canonicalize_loop_induction_variables): Dump likely upper bounds.
6504 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
6505 (likely_max_loop_iterations): New.
6506 (likely_max_loop_iterations_int): New.
6507 (likely_max_stmt_executions): New.
6508 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
6509 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
6510 likely_max_stmt_executions): Declare.
6512 2016-05-27 Marek Polacek <polacek@redhat.com>
6515 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
6517 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6519 * config/s390/s390.md (2x risbg splitters): Use
6520 reg_overlap_mentioned_p instead of rtx_equal_p.
6522 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6524 * combine.c (make_compound_operation): Take known zero bits into
6525 account when checking for possible zero_extend.
6527 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6529 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
6530 Use const_int_operand for operand 2 predicate. Simplify expand code
6533 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
6536 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
6539 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6541 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
6542 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
6543 that returns CC_SESWPmode and CC_ZESWPmode.
6544 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
6546 (aarch64_rtx_costs): Likewise.
6548 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6550 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
6551 for ISA 3.0 min/max support.
6552 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
6553 conditional move support.
6554 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
6555 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
6557 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
6558 conditional moves where the comparison type is different from move
6560 (fp_minmax): New code iterator for smin/smax.
6561 (minmax): New code attributes for min/max.
6562 (SMINMAX): Likewise.
6563 (smax<mode>3): Combine min, max insns into one insn using the
6564 fp_minmax code iterator. Add support for ISA 3.0 min/max
6565 instructions that don't need -ffast-math.
6566 (s<minmax><mode>3): Likewise.
6567 (smax<mode>3_vsx): Likewise.
6568 (smin<mode>3): Likewise.
6569 (s<minmax><mode>3_vsx): Likewise.
6570 (smin<mode>3_vsx): Likewise.
6571 (pre-VSX min/max splitters): Likewise.
6572 (s<minmax><mode>3_fpr): Likewise.
6573 (movsfcc): Rewrite floating point conditional moves to combine
6574 SFmode/DFmode into a single insn.
6575 (mov<mode>cc): Likewise.
6576 (movdfcc): Likewise.
6577 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
6578 SFDF2 iterators to handle all combinations.
6579 (fseldfsf4): Likewise.
6580 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
6581 (fseldfdf4): Likewise.
6582 (fselsfdf4): Likewise.
6583 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
6584 comparison instructions that set a 0/-1 mask, and use it for
6585 floating point conditional move via XXSEL.
6586 (fpmask<mode>): Likewise.
6587 (xxsel<mode>): Likewise.
6588 * config/rs6000/predicates.md (min_max_operator): Delete, no
6590 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
6591 instructions that generate a 0/-1 mask for use with XXSEL.
6592 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
6593 say whether floating point min/max is available, either through
6594 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
6595 (TARGET_MINMAX_DF): Likewise.
6597 2016-05-27 Alan Modra <amodra@gmail.com>
6599 PR rtl-optimization/71275
6600 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
6601 for update_equiv_regs and combine_and_move_insns.
6603 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
6606 if_then_else or cond RTXes to calculate attribute value.
6607 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
6608 <attr "length_immediate>: Ditto.
6609 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
6610 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
6611 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
6612 <attr "type">: Ditto.
6613 <attr "prefix_data16">: Ditto.
6614 <attr "prefix_extra">: Ditto.
6615 <attr "length_immediate">: Ditto.
6616 <attr "prefix">: Ditto.
6617 (vec_set<mode>_0) <attr "isa">: Ditto.
6618 <attr "prefix_extra">: Ditto.
6619 <attr "length_immediate">: Ditto.
6620 <attr "prefix">: Ditto.
6621 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
6622 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
6623 (sse2_storelpd) <attr "prefix_data16">: Ditto.
6624 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
6625 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
6626 <attr "length_immediate">: Ditto.
6627 <attr "prefix">: Ditto.
6628 (sse2_movsd) <attr "length_immediate">: Ditto.
6629 <attr "prefix">: Ditto.
6630 (vec_concatv2df) <attr "isa">: Ditto.
6631 <attr "prefix">: Ditto.
6632 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
6633 (*vec_extractv2di_1) <attr "isa">: Ditto.
6634 <attr "type">: Ditto.
6635 <attr "length_immediate">: Ditto.
6636 <attr "prefix_rex">: Ditto.
6637 <attr "prefix_extra">: Ditto.
6638 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
6639 <attr "prefix_extra">: Ditto.
6640 <attr "length_immediate">: Ditto.
6641 (vec_concatv2di) <attr "isa">: Ditto.
6642 <attr "prefix_extra">: Ditto.
6643 <attr "length_immediate">: Ditto.
6644 <attr "prefix">: Ditto.
6646 2016-05-26 Martin Liska <mliska@suse.cz>
6648 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
6650 (operator+): Likewise.
6651 (operator-): Likewise.
6652 (comp_cost::operator+=): Likewise.
6653 (comp_cost::operator-=): Likewise.
6654 (comp_cost::operator/=): Likewise.
6655 (comp_cost::operator*=): Likewise.
6656 (operator<): Likewise.
6657 (operator==): Likewise.
6658 (operator<=): Likewise.
6660 (infinite_cost_p): Likewise.
6661 (add_costs): Likewise.
6662 (sub_costs): Likewise.
6663 (compare_costs): Likewise.
6664 (set_group_iv_cost): Use the newly introduced functions.
6665 (get_address_cost): Likewise.
6666 (get_shiftadd_cost): Likewise.
6667 (force_expr_to_var_cost): Likewise.
6668 (split_address_cost): Likewise.
6669 (ptr_difference_cost): Likewise.
6670 (difference_cost): Likewise.
6671 (get_computation_cost_at): Likewise.
6672 (determine_group_iv_cost_generic): Likewise.
6673 (determine_group_iv_cost_address): Likewise.
6674 (determine_group_iv_cost_cond): Likewise.
6675 (autoinc_possible_for_pair): Likewise.
6676 (determine_group_iv_costs): Likewise.
6677 (cheaper_cost_pair): Likewise.
6678 (iv_ca_recount_cost): Likewise.
6679 (iv_ca_set_no_cp): Likewise.
6680 (iv_ca_set_cp): Likewise.
6681 (iv_ca_cost): Likewise.
6682 (iv_ca_new): Likewise.
6683 (iv_ca_dump): Likewise.
6684 (iv_ca_narrow): Likewise.
6685 (iv_ca_prune): Likewise.
6686 (iv_ca_replace): Likewise.
6687 (try_add_cand_for): Likewise.
6688 (try_improve_iv_set): Likewise.
6689 (find_optimal_iv_set): Likewise.
6691 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
6693 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
6694 that internal functions will clobber all caller-saved registers.
6696 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6698 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
6699 Return a better case_values_threshold when optimizing.
6701 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6703 * config/aarch64/aarch64-simd.md (aarch64_combinez):
6704 Add ? to integer variant.
6705 (aarch64_combinez_be): Likewise.
6707 2016-05-26 Jakub Jelinek <jakub@redhat.com>
6709 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
6710 instead of x constraint.
6711 (vcvtps2ph256<mask_name>): Likewise.
6713 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
6714 alternative. Formatting fix.
6716 * config/i386/sse.md
6717 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
6719 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
6720 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
6721 maybe_evex prefix instead of vex.
6722 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
6723 EXT_REX_SSE_REG_P (op0) case in the splitter.
6725 2016-05-25 Jeff Law <law@redhat.com>
6727 PR tree-optimization/71272
6728 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
6729 Update comments. Add test for empty path.
6731 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6733 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
6734 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
6735 special case builtin.
6736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6737 code for ALTIVEC_BUILTIN_VEC_CMPNE.
6738 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6739 for __builtin_vec_cmpne.
6741 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
6743 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
6744 redundant test and bail out if the type of the new operand is not
6745 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
6747 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
6750 (x_ix86_target_flags_explicit): Remove.
6751 * config/i386/i386.c (ix86_function_specific_save): Do not copy
6752 x_ix86_target_flags_explicit.
6753 (ix86_function_specific_restore): Ditto.
6755 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6756 H.J. Lu <hongjiu.lu@intel.com>
6759 * common/config/i386/i386-common.c
6760 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
6761 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
6762 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
6763 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
6764 (-mgeneral-regs-only): Add new option.
6765 * config/i386/i386.c (ix86_option_override_internal): Don't enable
6766 x87 instructions if only general registers are allowed.
6767 (ix86_target_string): Add ix86_flags argument. Handle additional
6768 flags options through ix86_flags argument. Update all callers.
6769 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
6771 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6773 PR rtl-optimization/66940
6774 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
6775 decrementing desired_val will not overflow before performing these
6778 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
6780 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
6781 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
6782 * config/i386/i386.c (enum ix86_builtins): Add
6783 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
6784 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
6785 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
6786 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
6787 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
6788 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
6789 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
6790 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
6791 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
6792 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
6793 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
6794 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
6795 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
6796 __builtin_ia32_cvtps2dq512_mask.
6797 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
6798 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
6799 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
6800 * config/i386/sse.md
6801 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
6803 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
6804 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
6806 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
6807 (avx512f_vec_pack_sfix_v8df): New define_expand.
6808 (avx512f_roundpd512): Rename to ...
6809 (avx512f_round<castmode>512): ... this. Change iterator.
6810 (avx512f_roundps512_sfix): New define_expand.
6811 (round<mode>2_sfix): Change iterator.
6813 2016-05-25 Nick Clifton <nickc@redhat.com>
6815 * config/msp430/msp430.c (msp430_attr): Produce an error if a
6816 static interrupt handler is detected.
6817 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
6818 default linker script.
6819 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
6820 the low part of a symbolic pointer.
6822 2016-05-25 Richard Biener <rguenther@suse.de>
6824 PR tree-optimization/71261
6825 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
6826 interesting stmt instead of immediate uses when looking
6827 for the use operand to replace.
6829 2016-05-25 Martin Liska <mliska@suse.cz>
6831 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
6833 2016-05-25 Richard Biener <rguenther@suse.de>
6835 PR tree-optimization/71264
6836 * tree-vect-stmts.c (vect_init_vector): Properly deal with
6839 2016-05-25 Martin Liska <mliska@suse.cz>
6841 PR tree-optimization/71239
6842 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
6843 if DECL_SIZE is NULL.
6845 2016-05-25 Richard Biener <rguenther@suse.de>
6847 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
6848 * tree-if-conv.c (pass_data_if_conversion): Use it.
6850 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6852 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
6853 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
6854 * varpool.c (varpool_node::get_availability): Likewise.
6856 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6858 * config/rs6000/altivec.md (VNEG iterator): New iterator for
6859 VNEGW/VNEGD instructions.
6860 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
6861 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
6862 support for ISA 3.0 VNEGW/VNEGD instructions.
6864 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6866 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
6867 pointers inside OACC_DATA regions.
6868 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6869 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
6870 (gimplify_adjust_omp_clauses): Fix typo in comment.
6872 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6874 * config/rs6000/altivec.md (VParity): New mode iterator for vector
6875 parity built-in functions.
6876 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
6878 (p9v_parity<mode>2): Likewise.
6879 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
6881 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
6882 (parity<mode>2): ISA 3.0 expander for vector parity.
6883 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
6885 (BU_P9_64BIT_MISC_0): Likewise.
6886 (BU_P9_MISC_0): Likewise.
6887 (BU_P9V_AV_1): Likewise.
6888 (BU_P9V_AV_2): Likewise.
6889 (BU_P9V_AV_3): Likewise.
6890 (BU_P9V_AV_P): Likewise.
6891 (BU_P9V_VSX_1): Likewise.
6892 (BU_P9V_OVERLOAD_1): Likewise.
6893 (BU_P9V_OVERLOAD_2): Likewise.
6894 (BU_P9V_OVERLOAD_3): Likewise.
6895 (VCTZB): Add vector count trailing zeros support.
6899 (VPRTYBD): Add vector parity support.
6900 (VPRTYBQ): Likewise.
6901 (VPRTYBW): Likewise.
6902 (VCTZ): Add overloaded vector count trailing zeros support.
6903 (VPRTYB): Add overloaded vector parity support.
6904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6905 overloaded vector count trailing zeros and parity instructions.
6906 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
6907 vector parity support.
6908 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
6909 trailing zeros support.
6910 (vec_cntlz): Likewise.
6911 (vec_vctzb): Likewise.
6912 (vec_vctzd): Likewise.
6913 (vec_vctzh): Likewise.
6914 (vec_vctzw): Likewise.
6915 (vec_vprtyb): Add ISA 3.0 vector parity support.
6916 (vec_vprtybd): Likewise.
6917 (vec_vprtybw): Likewise.
6918 (vec_vprtybq): Likewise.
6919 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6920 the ISA 3.0 vector count trailing zeros and vector parity built-in
6923 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6925 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
6926 when there is stmt_to_insert.
6928 2016-05-24 Martin Sebor <msebor@redhat.com>
6931 * tree.h (complete_or_array_type_p): New inline function.
6933 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6935 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6936 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6937 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6939 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6940 Limit 1st alternative to noavx isa, split 2nd alternative into one
6941 noavx and one avx alternative, use *x and Bm in the former and
6942 x and m in the latter.
6944 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6945 of sse4 for the first alternative, drop %v from the template
6946 and d operand modifier. Split second alternative into one sse4_noavx
6947 and one avx alternative, use *x instead of *v in the former and v
6948 instead of *v in the latter.
6949 (*sse4_1_extractps): Use noavx isa instead of * for the first
6950 alternative, drop %v from the template. Split second alternative into
6951 one noavx and one avx alternative, use *x instead of *v in the
6952 former and v instead of *v in the latter.
6953 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6954 with noavx and the last one with avx.
6955 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6956 split the second one into one noavx and one avx alternative,
6957 use *x and Bm in the former and x and m in the latter one.
6958 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6961 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6962 first two alternatives to noavx, use *x instead of *v in the second
6963 one, add avx alternative without *.
6964 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6965 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6966 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6968 2016-05-24 Jeff Law <law@redhat.com>
6970 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6971 New function, extracted from...
6972 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6973 Allow simple copies and constant initializations in the SSA chain.
6975 2016-05-24 Marek Polacek <polacek@redhat.com>
6978 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6981 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6984 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6985 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6986 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6987 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6988 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6990 2016-05-24 Richard Biener <rguenther@suse.de>
6992 PR tree-optimization/71240
6993 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6996 2016-05-24 Richard Biener <rguenther@suse.de>
6998 PR tree-optimization/71230
6999 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
7001 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7003 * tree-vectorizer.h (vectorizable_comparison): Delete.
7004 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
7005 PURE_SLP_STMT check.
7006 * tree-vect-stmts.c (vectorizable_call): Likewise.
7007 (vectorizable_simd_clone_call): Likewise.
7008 (vectorizable_conversion): Likewise.
7009 (vectorizable_assignment): Likewise.
7010 (vectorizable_shift): Likewise.
7011 (vectorizable_operation): Likewise.
7012 (vectorizable_load): Likewise.
7013 (vectorizable_condition): Likewise.
7014 (vectorizable_store): Likewise. Assert that we don't have
7016 (vectorizable_comparison): Make static. Remove redundant
7017 PURE_SLP_STMT check.
7018 (vect_transform_stmt): Assert that we always have an slp_node
7021 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7023 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
7024 operands[2] against 1 with comparison against CONST1_RTX.
7025 (<shift>di3_neon): Likewise.
7026 * config/arm/predicates.md (const0_operand): Replace with comparison
7029 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7031 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
7032 operands[2] against 1 with comparison against CONST1_RTX.
7033 (ashrdi3): Likewise.
7034 (lshrdi3): Likewise.
7035 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
7037 (ashrsi3): Likewise.
7038 (lshrsi3): Likewise.
7039 (rotrsi3): Likewise.
7040 (define_split above *compareqi_eq0): Likewise.
7041 (define_split above "prologue"): Likewise.
7042 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
7043 * config/arm/predicates.md (shift_operator): Likewise.
7044 (shift_nomul_operator): Likewise.
7045 (sat_shift_operator): Likewise.
7046 (thumb1_cmp_operand): Likewise.
7047 (const_neon_scalar_shift_amount_operand): Replace manual range
7048 check with IN_RANGE.
7049 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
7050 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
7052 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7054 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
7055 with HOST_WIDE_INT_1.
7057 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
7058 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
7059 (arm_canonicalize_comparison): Likewise.
7060 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
7062 (thumb1_size_rtx_costs): Likewise.
7063 (vfp_const_double_index): Replace cast of 1 to unsigned
7064 HOST_WIDE_INT with HOST_WIDE_INT_1U.
7065 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
7067 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
7068 HOST_WIDE_INT with HOST_WIDE_INT_1U.
7069 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
7070 HOST_WIDE_INT with HOST_WIDE_INT_1.
7072 2016-05-24 Marek Polacek <polacek@redhat.com>
7074 * tree-cfg.h (should_remove_lhs_p): New predicate.
7075 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
7076 * gimplify.c (gimplify_modify_expr): Likewise.
7077 * tree-cfg.c (verify_gimple_call): Likewise.
7078 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
7079 * gimple-fold.c: Include "tree-cfg.h".
7080 (gimple_fold_call): Use should_remove_lhs_p.
7082 2016-05-24 Richard Biener <rguenther@suse.de>
7084 PR tree-optimization/71253
7085 * cfganal.h (control_dependences): Make robust against edge
7087 (control_dependences::control_dependences): Remove edge_list argument.
7088 (control_dependences::get_edge): Remove.
7089 (control_dependences::get_edge_src): Add.
7090 (control_dependences::get_edge_dest): Likewise.
7091 (control_dependences::m_el): Make a vector of edge src/dest index.
7092 * cfganal.c (control_dependences::find_control_dependence): Adjust.
7093 (control_dependences::control_dependences): Likewise.
7094 (control_dependences::~control_dependence): Likewise.
7095 (control_dependences::get_edge): Remove.
7096 (control_dependences::get_edge_src): Add.
7097 (control_dependences::get_edge_dest): Likewise.
7098 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
7100 (perform_tree_ssa_dce): Adjust.
7101 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
7103 (pass_loop_distribution::execute): Adjust. Do loop destroying
7104 conditional on changed.
7106 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7109 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
7110 return. Reindent transformation comment and mention the ARM state
7113 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7116 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
7117 after build_and_add_sum creates new use stmt.
7119 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7121 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
7122 load_lanes/grouped_load classification comes first. Don't check
7123 whether the vectorization factor is a multiple of the group size
7126 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7128 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
7129 GROUP_GAP for single-element interleaving.
7130 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
7133 2016-05-24 Richard Biener <rguenther@suse.de>
7137 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
7138 bases which are accessed with non-invariant indices.
7139 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
7140 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
7142 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7145 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
7146 (add_to_ops_vec): Add stmt_to_insert.
7147 (add_repeat_to_ops_vec): Init stmt_to_insert.
7148 (insert_stmt_before_use): New.
7149 (transform_add_to_multiply): Remove mult_stmt insertion and add it
7151 (get_ops): Init stmt_to_insert.
7152 (maybe_optimize_range_tests): Likewise.
7153 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
7154 (rewrite_expr_tree_parallel): Likewise.
7155 (reassociate_bb): Likewise.
7157 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7160 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
7161 ISA 3.0 xxperm fusion alternative.
7162 (altivec_vperm_v8hiv16qi): Likewise.
7163 (altivec_vperm_<mode>_uns_internal): Likewise.
7164 (vperm_v8hiv4si): Likewise.
7165 (vperm_v16qiv8hi): Likewise.
7167 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7168 Kelvin Nilsen <kelvin@gcc.gnu.org>
7170 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
7171 vpermr/xxpermr on ISA 3.0.
7172 (altivec_expand_vec_perm_le): Likewise.
7173 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
7174 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
7177 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
7179 * config/i386/i386.h (IS_STACK_MODE): Enable for
7180 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
7181 SSE_FLOAT_MODE_P macros.
7182 * config/i386/i386.c (ix86_preferred_reload_class): Use
7183 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
7184 Cleanup regclass processing for CONST_DOUBLE_P.
7185 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
7186 (ix86_rtx_costs): Remove redundant TARGET_80387 check
7187 with IS_STACK_MODE macro.
7188 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
7190 (*movdf_internal): Use IS_STACK_MODE macro.
7191 (*movsf_internal): Ditto.
7193 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
7195 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
7196 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
7198 2016-05-23 Jeff Law <law@redhat.com>
7200 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
7202 (fsm_find_control_statement_thread_paths): Call it.
7204 2016-05-23 Martin Jambor <mjambor@suse.cz>
7207 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
7208 from_global_constant if t is not NULL.
7210 2016-05-23 Marek Polacek <polacek@redhat.com>
7213 * common.opt (Wswitch-unreachable): New option.
7214 * doc/invoke.texi: Document -Wswitch-unreachable.
7215 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
7218 2016-05-23 Bin Cheng <bin.cheng@arm.com>
7220 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
7221 TMR_INDEX is non-NULL.
7223 2016-05-23 Richard Biener <rguenther@suse.de>
7225 PR tree-optimization/71230
7226 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
7227 (try_special_add_to_ops): ... here. Always test for single-use.
7229 2016-05-23 Martin Jambor <mjambor@suse.cz>
7231 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
7232 default block if a PHI node in the original one would be resized.
7234 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7236 PR tree-optimization/58135
7237 * tree-vect-slp.c: When group size is not multiple
7238 of vector size, allow splitting of store group at
7241 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
7243 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
7245 2016-05-22 Jakub Jelinek <jakub@redhat.com>
7247 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7248 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
7249 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
7252 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
7253 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
7254 v constraint instead of x and vinserti32x4 insn.
7256 * config/i386/sse.md (i128vldq): New mode iterator.
7257 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
7258 avx512dq and avx512vl alternatives.
7260 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
7261 constraint, use maybe_evex prefix instead of vex.
7262 (vec_dupv4sf): Use v constraint instead of x for output
7263 operand except for noavx alternative, use Yv constraint
7264 instead of x for input. Use maybe_evex prefix instead of vex.
7265 (*vec_dupv4si): Likewise.
7266 (*vec_dupv2di): Likewise.
7268 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7271 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
7272 (linearize_expr_tree): Call try_special_add_to_ops.
7273 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
7275 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7277 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
7278 to computed stack_usage.
7280 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7283 * config/avr/avr.md (define_expand "mov<mode>"): If the source
7284 operand is subreg (symbol_ref) then move the symbol ref to register.
7286 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
7288 * tree.c (array_at_struct_end_p): Look through MEM_REF.
7290 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7293 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
7296 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7298 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
7299 ranges by calling get_single_symbol and tidy up. Look more closely
7300 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
7302 2016-05-20 Jeff Law <law@redhat.com>
7304 * bitmap.c (bitmap_find_bit): Remove useless test.
7306 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
7308 * function.c (thread_prologue_and_epilogue_insns): Commit the
7309 insertion of the epilogue.
7311 2016-05-20 Martin Jambor <mjambor@suse.cz>
7313 PR tree-optimization/70884
7314 * tree-sra.c (initialize_constant_pool_replacements): Do not check
7315 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
7316 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
7317 of constant pool data as a reason for scalarization.
7319 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7321 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
7322 for naked functions.
7323 (thumb1_expand_prologue): Likewise.
7325 2016-05-20 Nathan Sidwell <nathan@acm.org>
7327 * config/nvptx/nptx.c (nvptx_option_override): Only set
7328 flag_toplevel_reorder, if not explicitly specified. Set
7329 flag_no_common, unless explicitly specified.
7331 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7333 * calls.c (can_implement_as_sibling_call_p): Mark param
7334 reg_parm_stack_space with ATTRIBUTE_UNUSED.
7336 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
7339 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
7340 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
7342 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
7343 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
7346 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
7348 * config/nvptx/nvptx.md (sincossf3): New pattern.
7350 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7352 * calls.c (maybe_complain_about_tail_call): New function.
7353 (initialize_argument_information): Call
7354 maybe_complain_about_tail_call when clearing *may_tailcall.
7355 (can_implement_as_sibling_call_p): Call
7356 maybe_complain_about_tail_call when returning false.
7357 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
7358 ensure try_tail_call is set. Call maybe_complain_about_tail_call
7359 if tail-call optimization fails.
7360 * cfgexpand.c (expand_call_stmt): Initialize
7361 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
7362 * gimple-pretty-print.c (dump_gimple_call): Dump
7363 gimple_call_must_tail_p.
7364 * gimple.c (gimple_build_call_from_tree): Call
7365 gimple_call_set_must_tail with the value of
7366 CALL_EXPR_MUST_TAIL_CALL.
7367 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
7368 (gimple_call_set_must_tail): New function.
7369 (gimple_call_must_tail_p): New function.
7370 * print-tree.c (print_node): Update printing of TREE_STATIC
7371 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
7372 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
7373 trailing comment listing applicable flags.
7374 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
7376 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7378 * calls.c (expand_call): Move "Rest of purposes for tail call
7379 optimizations to fail" to...
7380 (can_implement_as_sibling_call_p): ...this new function, and
7381 split into multiple "if" statements.
7383 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7385 * cfgloop.h (expected_loop_iterations_unbounded,
7386 expected_loop_iterations): Unconstify.
7387 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
7388 profile with known upper bound; return 3 when profile is absent.
7389 (expected_loop_iterations): Update.
7391 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7393 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
7394 and get_max_loop_iterations_int.
7396 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7398 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
7399 realistic upper bounds here.
7401 2016-05-20 Jakub Jelinek <jakub@redhat.com>
7404 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
7405 calls if the LHS is variable length or has addressable type.
7406 If targets[0]->decl is a noreturn call with void return type and
7407 zero arguments, adjust fntype and remove lhs in that case.
7409 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
7411 PR tree-optimization/71079
7412 PR tree-optimization/71206
7413 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
7415 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7417 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
7418 (get_vec_alignment_for_array_decl): Likewise.
7419 (get_vec_alignment_for_record_decl): Likewise.
7420 (increase_alignment::execute): Move code to find alignment to
7421 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
7422 (type_align_map): New hash_map.
7424 2016-05-20 Richard Guenther <rguenther@suse.de>
7426 PR tree-optimization/29756
7427 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
7428 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
7429 * fold-const.c (operand_equal_p): Likewise.
7430 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
7431 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
7432 * tree-inline.c (estimate_operator_cost): Likewise.
7433 * tree-pretty-print.c (dump_generic_node): Likewise.
7434 * tree-ssa-operands.c (get_expr_operands): Likewise.
7435 * cfgexpand.c (expand_debug_expr): Likewise.
7436 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
7437 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
7438 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
7439 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
7440 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
7441 (execute_update_addresses_taken): Do it.
7443 2016-05-20 Richard Biener <rguenther@suse.de>
7445 PR tree-optimization/71185
7446 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
7447 register operations.
7449 2016-05-20 Richard Biener <rguenther@suse.de>
7451 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
7452 gimple_seq_add_seq_without_update.
7453 (release_bb_predicate): Assert we have no operands to free.
7454 (if_convertible_loop_p_1): Calculate post dominators later.
7455 Do not free BB predicates here.
7456 (combine_blocks): Do not recompute BB predicates.
7457 (version_loop_for_if_conversion): Save BB predicates around
7460 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7462 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
7463 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
7464 code. Ignore sibcalls on EDGE_IGNORE edges.
7465 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
7466 on edges for sibcalls that run without prologue. The rest of the
7467 function is combined from...
7468 (fix_fake_fallthrough_edge): ... this, and ...
7469 (try_shrink_wrapping): ... a part of this. Remove the bb_with
7470 function argument, make it a local variable.
7472 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
7474 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
7475 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
7476 for 32-bit mode and SEH for 64-bit.
7477 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
7478 TARGET_64BIT_DEFAULT.
7480 2016-05-19 Ryan Burn <contact@rnburn.com>
7482 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
7483 * gengtype.c (open_base_files): Add cilk.h to ifiles.
7485 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
7487 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
7488 force pending loads from memory.
7490 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
7492 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
7493 (UNSPEC_DARN_32): New unspec constant.
7494 (UNSPEC_DARN_RAW): New unspec constant.
7495 (darn_32): New instruction.
7496 (darn_raw): New instruction.
7497 (darn): New instruction.
7498 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
7499 support and documentation for this macro.
7500 (BU_P9_MISC_1): New macro definition.
7501 (BU_P9_64BIT_MISC_0): New macro definition.
7502 (BU_P9_MISC_0): New macro definition.
7503 (darn_32): New builtin definition.
7504 (darn_raw): New builtin definition.
7505 (darn): New builtin definition.
7506 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
7507 RS6000_BUILTIN_0 directives to surround each occurrence of
7508 #include "rs6000-builtin.def".
7509 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
7510 RS6000_BTM_64BIT flags to the returned mask, depending on
7512 (def_builtin): Correct an error in the assignments made to the
7513 debugging variable attr_string.
7514 (rs6000_expand_builtin): Add support for no-operand built-in
7516 (builtin_function_type): Remove fatal_error assertion that is no
7518 (rs6000_common_init_builtins): Add support for no-operand built-in
7520 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
7522 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
7524 (RS6000_BTM_64BIT): New macro definition.
7525 * doc/extend.texi: Document __builtin_darn (void),
7526 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
7529 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
7531 * tree-vect-loop.c (vect_analyze_loop_2): Use also
7532 max_loop_iterations_int.
7534 2016-05-19 Marek Polacek <polacek@redhat.com>
7536 PR tree-optimization/71031
7537 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
7538 condition and adjust the code a bit.
7540 2016-05-19 Martin Liska <mliska@suse.cz>
7542 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
7543 auto_vec instead of vec.
7545 2016-05-19 Martin Liska <mliska@suse.cz>
7547 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
7549 2016-05-19 Martin Liska <mliska@suse.cz>
7551 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
7553 2016-05-19 Martin Liska <mliska@suse.cz>
7555 * ipa-pure-const.c (set_function_state): Remove an existing
7557 (remove_node_data): Do not free it as it's released
7558 in set_function_state.
7560 2016-05-19 Martin Liska <mliska@suse.cz>
7562 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
7565 2016-05-19 Martin Liska <mliska@suse.cz>
7567 * omp-simd-clone.c (simd_clone_adjust): Release vector.
7569 2016-05-19 Martin Liska <mliska@suse.cz>
7571 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
7572 an auto_vec instead of re-creating it.
7574 2016-05-19 Martin Liska <mliska@suse.cz>
7576 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
7577 auto_vec instead of vec.
7579 2016-05-19 Martin Liska <mliska@suse.cz>
7581 * lto-section-in.c (lto_get_section_data): Call
7582 lto_check_version with additional argument.
7583 * lto-streamer.c (lto_check_version): Add new argument.
7584 * lto-streamer.h (lto_check_version): Likewise.
7586 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7588 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
7589 Don't add cost of inner memory when handling sign-extended loads.
7591 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
7593 PR rtl-optimization/71148
7594 * cse.c (cse_main): Free dominance info.
7595 (rest_of_handle_cse): Don't free dominance info.
7596 (rest_of_handle_cse2): Likewise.
7597 (rest_of_handle_cse_after_global_opts): Likewise.
7599 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7602 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
7603 NULL_TREE early if NEON is not available. Remove now redundant check
7604 in ARM_CHECK_BUILTIN_MODE.
7606 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
7609 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
7610 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
7611 * doc/cpp.texi: Document new macros.
7613 2016-05-19 Bin Cheng <bin.cheng@arm.com>
7615 PR tree-optimization/69848
7616 * tree-vect-loop.c (vectorizable_reduction): Don't factor
7617 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
7619 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7621 * function.c (thread_prologue_and_epilogue_insn): Move the
7622 "goto epilogue_done" one block later.
7624 2016-05-19 Richard Biener <rguenther@suse.de>
7626 PR tree-optimization/70729
7627 * passes.def: Move LIM pass before PRE. Remove no longer
7628 required copyprop and move first DCE out of the loop pipeline.
7630 2016-05-18 David Malcolm <dmalcolm@redhat.com>
7633 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
7634 (OBJS-libcommon-target): ...here.
7635 * opts-common.c: Include spellcheck.h.
7636 (cmdline_handle_error): Build a vec of valid options and use it
7637 to suggest provide hints for misspelled arguments.
7639 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7642 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
7643 lhs if it has TREE_ADDRESSABLE type.
7645 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
7648 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
7649 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
7651 2016-05-18 Martin Jambor <mjambor@suse.cz>
7654 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
7655 input for NOP_EXPR pass-through functions.
7656 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
7657 aggregate global constant VAR_DECLs in constant jump functions.
7659 2016-05-18 Martin Jambor <mjambor@suse.cz>
7662 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
7663 from TREE_READONLY parameters.
7665 2016-05-18 Martin Jambor <mjambor@suse.cz>
7668 * cgraph.h (cgraph_indirect_call_info): New field
7669 guaranteed_unmodified.
7670 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
7671 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7673 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
7674 pass the parameter value to ipa_find_agg_cst_for_param.
7675 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
7676 guaranteed_unmodified, store AA results there instead of bailing out
7678 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
7679 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
7680 (find_constructor_constant_at_offset): New function.
7681 (ipa_find_agg_cst_from_init): Likewise.
7682 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
7683 static initializers of contants, report back through a new paameter
7684 from_global_constant if that was the case.
7685 (try_make_edge_direct_simple_call): Also pass parameter value to
7686 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7688 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
7689 (ipa_read_indirect_edge_info): Likewise.
7690 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
7691 (ipa_load_from_parm_agg): Likewise.
7693 2016-05-18 Jiong Wang <jiong.wang@arm.com>
7695 PR rtl-optimization/71150
7696 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
7699 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7702 * config/rs6000/constraints.md (wE constraint): New constraint
7703 for a vector constant that can be loaded with XXSPLTIB.
7704 (wM constraint): New constraint for a vector constant of a 1's.
7705 (wS constraint): New constraint for a vector constant that can be
7706 loaded with XXSPLTIB and a vector sign extend instruction.
7707 * config/rs6000/predicates.md (xxspltib_constant_split): New
7708 predicates for wE/wS constraints.
7709 (xxspltib_constant_nosplit): Likewise.
7710 (easy_vector_constant): Add support for constants that can be
7711 loaded via XXSPLTIB.
7712 (all_ones_constant): New predicate for vector constant with all
7714 (splat_input_operand): Add support for ISA 3.0 word splat operations.
7715 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
7716 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
7717 instruction and possibly with a sign extension.
7718 (output_vec_const_move): Add support for XXSPLTIB. If we are
7719 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
7720 instead of XXLXOR/XXLORC.
7721 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
7723 (rs6000_legitimize_reload_address): Likewise.
7724 (rs6000_output_move_128bit): Use output_vec_const_move to emit
7726 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
7727 combine VSX_M and VSX_M2 into one iterator.
7729 (VSINT_84): New iterators for loading constants with XXSPLTIB.
7730 (VSINT_842): Likewise.
7731 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
7732 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
7733 XXSPLTIB instruction.
7734 (xxspltib_<mode>_nosplit): Likewise.
7735 (xxspltib_<mode>_split): New insn to load up constants with
7736 XXSPLTIB and a sign extend instruction.
7737 (vsx_mov<mode>): Replace single move that handled all vector types
7738 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
7739 moves (when -mvsx-timode is in effect) into the main vector
7740 moves. Eliminate separate moves for <VSr> <VSa>, where the
7741 preferred register class (<VSr>) is listed first, and the
7742 secondary register class (<VSa>) is listed second with a '?' to
7743 discourage use. Prefer loading 0/-1 in any VSX register for ISA
7744 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
7745 that if the register was involved in a slow operation, the
7746 clear/set operation does not wait for the slow operation to
7747 finish. Adjust the length attributes for 32-bit mode. Use
7748 rs6000_output_move_128bit and drop the use of the string
7749 instructions for 32-bit movti when -mvsx-timode is in effect. Use
7750 spacing so that the alternatives and attributes don't generate
7751 long lines, and put things in columns, so that it is easier to
7752 match up the operands and attributes with the insn alternatives.
7753 (vsx_mov<mode>_64bit): Likewise.
7754 (vsx_mov<mode>_32bit): Likewise.
7755 (vsx_movti_64bit): Fold movti into normal vector moves.
7756 (vsx_movti_32bit): Likewise.
7757 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
7759 (vsx_splat_v4si_internal): Likewise.
7760 (vsx_splat_v4sf_internal): Likewise.
7761 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
7762 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
7763 extend vector elements.
7764 (vsx_sign_extend_hi_<mode>): Likewise.
7765 (vsx_sign_extend_si_v2di): Likewise.
7766 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
7768 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
7769 constraints. Add trailing period to wL documentation.
7771 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
7774 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
7775 * tree-dfa.c (replace_abnormal_ssa_names): New function.
7776 * tree-call-cdce.c: Include tree-dfa.h.
7777 (can_guard_call_p): New function, extracted from...
7778 (can_use_internal_fn): ...here.
7779 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
7781 (shrink_wrap_one_built_in_call): Likewise.
7782 (use_internal_fn): Likewise.
7783 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
7784 and return void. Call replace_abnormal_ssa_names.
7785 (pass_call_cdce::execute): Check can_guard_call_p during the
7786 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
7787 will always change something.
7789 2016-05-18 Martin Jambor <mjambor@suse.cz>
7792 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
7793 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7795 2016-05-18 Martin Jambor <mjambor@suse.cz>
7798 * ipa-inline.h (condition): New field size.
7799 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
7800 for comaprison and store it into the new condition.
7801 (evaluate_conditions_for_known_args): Use condition size to check
7802 access sizes for all but CHANGED conditions.
7803 (unmodified_parm_1): New parameter size_p, store access size into it.
7804 (unmodified_parm): Likewise.
7805 (unmodified_parm_or_parm_agg_item): Likewise.
7806 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
7807 (set_cond_stmt_execution_predicate): Extract access sizes and store
7809 (set_switch_stmt_execution_predicate): Likewise.
7810 (will_be_nonconstant_expr_predicate): Likewise.
7811 (will_be_nonconstant_predicate): Likewise.
7812 (inline_read_section): Stream condition size.
7813 (inline_write_summary): Likewise.
7815 2016-05-18 Richard Biener <rguenther@suse.de>
7817 * tree-ssa-loop-im.c (determine_max_movement): Properly add
7818 condition cost to PHI cost instead of total_cost.
7820 2016-05-18 Martin Liska <mliska@suse.cz>
7823 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7826 2016-05-18 Richard Biener <rguenther@suse.de>
7828 * lto-streamer.h (LTO_major_version): Bump to 6.
7830 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7832 * function.c (make_split_prologue_seq, make_prologue_seq,
7833 make_epilogue_seq): New functions, factored out from...
7834 (thread_prologue_and_epilogue_insns): Here.
7836 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7838 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
7839 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
7840 of before. Add a comment.
7842 2016-05-18 Bin Cheng <bin.cheng@arm.com>
7844 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
7845 expression pointer, not pointer to the pointer.
7847 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7849 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
7850 (avx2_pbroadcast<mode>): Add another alternative with v instead
7851 of x constraints in it, using <pbroadcast_evex_isa> isa.
7852 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
7854 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
7855 constraint x instead of v in second alternative, add avx512bw
7858 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
7859 constraint x instead of v in second alternative, add avx512bw
7862 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
7863 constraint x instead of v in second alternative, add avx512bw
7866 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
7867 avx512bw alternative.
7869 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7871 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
7873 (define_insn "*andnottf3"): Ditto.
7874 (define_insn "*<code><mode>3"/any_logic): Ditto.
7875 (define_insn "*<code>tf3"/any_logic): Ditto.
7876 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
7877 operand to block AVX-512VL insn variant emit when it is not enabled.
7879 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7881 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
7882 constraint fot SF mode.
7884 2016-05-18 Petr Murzin <petr.murzin@intel.com>
7885 Kirill Yukhin <kirill.yukhin@intel.com>
7887 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
7889 (define_insn "rsqrt14<mode>"): Ditto.
7890 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
7891 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
7892 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
7893 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
7894 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
7896 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
7897 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
7898 * config/i386/i386.c (ix86_print_operand): Expand check for size
7899 override codes for Intel syntax.
7901 2016-05-18 Richard Biener <rguenther@suse.de>
7903 PR tree-optimization/71168
7904 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
7905 initialization earlier.
7907 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
7909 * config/aarch64/aarch64-simd.md
7910 (aarch64_reduc_plus_internal<mode>): Rename to...
7911 (reduc_plus_scal): ...This, and remove previous implementation.
7913 2016-05-18 Richard Biener <rguenther@suse.de>
7915 * passes.def: Put late dse and cd_dce in canonical order.
7917 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
7919 * ipa-inline-transform.c (preserve_function_body_p): Look for
7920 first non-thunk clone.
7921 (save_function_body): Save into first non-thunk.
7922 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
7924 (lto_output_node): Inline thunks don't need body in every
7926 * lto-streamer-in.c: Do not fixup thunk clones.
7927 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
7929 * tree-inline.c (copy_bb): Be prepared for target node to be new after
7932 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7935 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7936 (reassociate_bb): Call transform_add_to_multiply.
7938 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7940 * config/aarch64/aarch64.c (all_extensions): Removed unused
7943 2016-05-17 Nathan Sidwell <nathan@acm.org>
7945 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7946 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7948 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7950 PR tree-optimization/54579
7952 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7954 2016-05-17 Marek Polacek <polacek@redhat.com>
7957 * tree-inline.c (expand_call_inline): Call
7958 maybe_remove_unused_call_args.
7960 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7962 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7963 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7964 * doc/md.texi (fmin@var{m}3): Likewise.
7966 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7968 * match.pd (X & C): New transformation.
7970 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7972 * match.pd (~X & Y): New transformation.
7974 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7976 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7977 information for new SSA_NAME.
7978 (simplify_conversion_using_ranges): Get range through get_range_info
7979 instead of get_value_range.
7981 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7983 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7984 Remove inline assembly.
7985 (vmvn_s16): Likewise.
7986 (vmvn_s32): Likewise.
7987 (vmvn_u8): Likewise.
7988 (vmvn_u16): Likewise.
7989 (vmvn_u32): Likewise.
7990 (vmvnq_s8): Likewise.
7991 (vmvnq_s16): Likewise.
7992 (vmvnq_s32): Likewise.
7993 (vmvnq_u8): Likewise.
7994 (vmvnq_u16): Likewise.
7995 (vmvnq_u32): Likewise.
7996 (vmvn_p8): Likewise.
7997 (vmvnq_p16): Likewise.
7999 2016-05-17 Jiong Wang <jiong.wang@arm.com>
8001 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
8003 (vmul_n_s16): Likewise.
8004 (vmul_n_s32): Likewise.
8005 (vmul_n_u16): Likewise.
8006 (vmul_n_u32): Likewise.
8007 (vmulq_n_f32): Likewise.
8008 (vmulq_n_f64): Likewise.
8009 (vmulq_n_s16): Likewise.
8010 (vmulq_n_s32): Likewise.
8011 (vmulq_n_u16): Likewise.
8012 (vmulq_n_u32): Likewise.
8014 2016-05-17 Jiong Wang <jiong.wang@arm.com>
8016 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
8017 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
8019 2016-05-17 Jiong Wang <jiong.wang@arm.com>
8021 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
8022 to *aarch64_fma4_elt_from_dup<mode>.
8023 (*aarch64_fnma4_elt_to_128df): Rename to
8024 *aarch64_fnma4_elt_from_dup<mode>.
8025 * config/aarch64/arm_neon.h (vfma_n_f64): New.
8026 (vfms_n_f32): Likewise.
8027 (vfms_n_f64): Likewise.
8028 (vfmsq_n_f32): Likewise.
8029 (vfmsq_n_f64): Likewise.
8031 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
8033 * wide-int.h: Change fixed_wide_int_storage from class to struct.
8035 2016-05-17 Richard Biener <rguenther@suse.de>
8037 PR tree-optimization/71132
8038 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
8039 Only add control dependences for blocks in the loop.
8040 (build_rdg): Adjust.
8041 (generate_code_for_partition): Return whether loop should
8042 be destroyed and delay that.
8043 (distribute_loop): Likewise.
8044 (pass_loop_distribution::execute): Record loops to be destroyed
8045 and perform delayed destroying of loops.
8047 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8050 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
8052 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8054 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
8056 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
8059 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
8060 insertion point for instructions generated by validize_mem.
8062 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8064 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
8067 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8069 * config/aarch64/aarch64.c
8070 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
8071 rather than a macro.
8073 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8075 * doc/invoke.texi (AArch64 Options): Various updates.
8077 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8079 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
8080 into instrumentation thunks.
8081 * cif-code.def (CIF_CHKP): New.
8083 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
8085 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
8087 2016-05-16 Martin Jambor <mjambor@suse.cz>
8089 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
8090 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
8092 2016-05-16 Marek Polacek <polacek@redhat.com>
8094 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
8097 2016-05-16 Martin Jambor <mjambor@suse.cz>
8100 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
8101 the outlined kernel function.
8103 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
8105 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
8106 (ISA_HAS_DLSA): Ditto.
8108 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8110 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
8112 2016-05-16 Nathan Sidwell <nathan@acm.org>
8114 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
8115 (nvptx_name_replacement): Restore. Add comment.
8116 (write_fn_proto, write_fn_proto_from_insn,
8117 nvptx_output_call_insn): Restore
8118 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
8120 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8122 * config/aarch64/aarch64.md
8123 (add<mode>3_compareC_cconly_imm): Remove use of %w.
8124 (add<mode>3_compareC_imm): Likewise.
8125 (<optab>si3_uxtw): Split into register and immediate variants.
8126 (andsi3_compare0_uxtw): Likewise.
8127 (and<mode>3_compare0): Likewise.
8128 (and<mode>3nr_compare0): Likewise.
8129 (stack_protect_test_<mode>): Don't use %x for memory operands.
8131 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8133 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
8135 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8137 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
8138 Split integer shifts into shift_reg and bfm.
8139 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
8140 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
8141 (ror<mode>3_insn): Likewise.
8142 (<optab>si3_insn_uxtw): Likewise.
8143 (<optab><mode>3_insn): Change to rotate_imm.
8144 (extr<mode>5_insn_alt): Likewise.
8145 (extrsi5_insn_uxtw): Likewise.
8146 (extrsi5_insn_uxtw_alt): Likewise.
8148 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8150 * doc/tm.texi: Regenerate.
8151 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
8152 (TARGET_INVALID_RETURN_TYPE): Remove.
8153 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
8154 TARGET_INVALID_RETURN_TYPE.
8155 * target.def (invalid_parameter_type): Remove.
8156 (invalid_return_type): Remove.
8158 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8160 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
8161 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
8163 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
8165 (preserve_function_body_p): No need to preserve function body
8166 * cif-codes.def (CIF_THUNK): Remove.
8167 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
8169 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8171 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
8173 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8175 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
8178 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8180 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
8181 (inline_small_functions): Do not look for function symbol when
8184 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8186 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
8189 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8190 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8191 Jiong Wang <jiong.wang@arm.com>
8193 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
8194 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
8195 Define __ARM_FP16_ARGS when appropriate.
8196 * config/arm/arm.c (arm_invalid_parameter_type): Remove
8198 (arm_invalid_return_type): Likewise.
8199 (TARGET_INVALID_PARAMETER_TYPE): Remove.
8200 (TARGET_INVALID_RETURN_TYPE): Remove.
8201 (aapcs_vfp_sub_candidate): Allow HFmode.
8202 (aapcs_vfp_allocate): Add comment. Support HFmode.
8203 (aapcs_vfp_allocate_return_reg): Likewise.
8204 (struct aapcs_cp_arg_layout): Slightly reword comments for
8205 is_return_candidate and allocate_return_reg.
8206 (output_mov_vfp): Update assert.
8207 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
8209 (arm_invalid_parameter_type): Remove.
8210 (amr_invalid_return_type): Remove.
8211 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
8212 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
8213 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
8215 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8217 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
8218 * config/aarch64/arch64-protos.h
8219 (aarch64_legitimize_reload_address): Remove.
8220 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
8223 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
8225 * configure.ac: Add ACX_NONCANONICAL_HOST.
8226 * configure: Regenerate.
8227 * Makefile.in: Set host_noncanonical.
8229 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.md (*movtf_internal): Before register allocation,
8233 do not allow FP constants for CM_MEDIUM memory model, allow only
8234 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
8235 (*movxf_internal): Ditto.
8236 (*movdf_internal): Ditto.
8237 (*movsf_internal): Ditto.
8239 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
8241 PR rtl-optimization/67483
8242 * combine.c (make_compound_operation): Don't call extract_left_shift
8243 with negative shift amounts.
8245 2016-05-13 Jakub Jelinek <jakub@redhat.com>
8248 * fold-const.c (fold_checksum_tree): Allow modification
8249 of TYPE_ALIAS_SET during folding.
8251 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
8252 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
8253 (ix86_split_to_parts): Likewise. Fix up formatting.
8255 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
8257 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
8258 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
8261 2016-05-13 Nathan Sidwell <nathan@acm.org>
8263 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
8264 (nvptx_name_replacement): Delete.
8265 (write_fn_proto, write_fn_proto_from_insn,
8266 nvptx_output_call_insn): Remove nvptx_name_replacement call.
8267 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
8268 * langhooks.c (add_builtin_funcction_common): Call
8269 targetm.mangle_decl_assembler_name.
8271 * config/nvptx/nvptx.c (write_fn_proto): Handle
8272 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
8274 2016-05-13 Martin Liska <mliska@suse.cz>
8276 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
8277 and PRIu64 in printf format.
8279 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8281 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
8284 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8286 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8287 Change --param max-completely-peeled-times to
8288 --param max-completely-peel-times in dump file printing.
8290 2016-05-13 Richard Biener <rguenther@suse.de>
8292 PR tree-optimization/42587
8293 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
8294 (find_bswap_or_nop_1): Likewise.
8295 (bswap_replace): Likewise.
8297 2016-05-13 Martin Liska <mliska@suse.cz>
8299 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
8300 Initialize a variable with default value.
8302 2016-05-13 Martin Liska <mliska@suse.cz>
8304 * doc/invoke.texi: Enhance explanation of error recovery
8307 2016-05-13 Martin Liska <mliska@suse.cz>
8309 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
8310 (struct cost_pair): Change inv_expr_id (int) to inv_expr
8311 (iv_inv_expr_ent *).
8312 (struct iv_inv_expr_ent): Comment struct fields.
8313 (sort_iv_inv_expr_ent): New function.
8314 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
8315 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
8316 a hash_map between iv_inv_expr_ent and number of usages.
8317 (niter_for_exit): Fix coding style.
8318 (tree_ssa_iv_optimize_init): Use renamed variable.
8319 (determine_base_object): Fix coding style.
8320 (alloc_iv): Likewise.
8321 (find_interesting_uses_outside): Likewise.
8322 (add_candidate_1): Likewise.
8323 (add_standard_iv_candidates): Likewise.
8324 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
8325 (prepare_decl_rtl): Fix coding style.
8326 (get_address_cost): Likewise.
8327 (get_shiftadd_cost): Likewise.
8328 (force_expr_to_var_cost): Likewise.
8329 (compare_aff_trees): Likewise.
8330 (get_expr_id): Restructure the function.
8331 (get_loop_invariant_expr_id): Renamed to
8332 get_loop_invariant_expr.
8333 (get_computation_cost_at): Replace usage of inv_expr_id with
8335 (get_computation_cost): Likewise.
8336 (determine_group_iv_cost_generic): Likewise.
8337 (determine_group_iv_cost_address): Likewise.
8338 (iv_period): Fix coding style.
8339 (iv_elimination_compare_lt): Likewise.
8340 (may_eliminate_iv): Likewise.
8341 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
8343 (determine_group_iv_costs): Dump invariant expressions.
8344 (iv_ca_recount_cost): Use the newly added hash_map.
8345 (iv_ca_set_remove_invariants): Fix coding style.
8346 (iv_ca_set_add_invariants): Fix coding style.
8347 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
8349 (iv_ca_set_cp): Likewise.
8350 (iv_ca_new): Initialize the newly added hash_map and remove
8351 initialization of fields.
8352 (iv_ca_free): Delete the hash_map.
8353 (iv_ca_dump): Dump invariant expressions.
8354 (iv_ca_extend): Fix coding style.
8355 (try_add_cand_for): Likewise.
8356 (create_new_ivs): Dump information about # of avg iterations and
8357 # of used invariant expressions.
8358 (rewrite_use_compare): Fix coding style.
8359 (free_loop_data): Set default value for max_inv_expr_id.
8361 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
8363 * cse.c (rest_of_handle_cse): Use cleanup_cfg
8364 returned value cse_cfg_altered computation.
8365 (rest_of_handle_cse2): Likewise.
8366 (rest_of_handle_cse_after_global_opts): Likewise.
8368 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8371 * config/arm/arm.c (arm32_output_mi_thunk): New.
8372 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
8373 to split Thumb1 vs TARGET_32BIT functionality.
8374 (arm_thumb1_mi_thunk): New.
8376 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8378 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
8381 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8384 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
8386 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
8388 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
8389 (expand_builtin_trap): Emit a regular call.
8390 (set_builtin_user_assembler_name): Remove obsolete cases.
8391 * dse.c (scan_insn): Adjust.
8392 * except.c: Include calls.h.
8393 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
8394 emit a regular call to setjmp.
8395 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
8396 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
8397 (emit_block_move_via_libcall): Delete.
8398 (block_move_fn): Delete.
8399 (init_block_move_fn): Likewise.
8400 (emit_block_move_libcall_fn): Likewise.
8401 (emit_block_op_via_libcall): New function.
8402 (set_storage_via_libcall): Tidy up and use memset builtin.
8403 (block_clear_fn): Delete.
8404 (init_block_clear_fn): Likewise.
8405 (clear_storage_libcall_fn): Likewise.
8406 (expand_assignment): Call emit_block_move_via_libcall.
8407 Do not include gt-expr.h.
8408 * expr.h (emit_block_op_via_libcall): Declare.
8409 (emit_block_copy_via_libcall): New inline function.
8410 (emit_block_move_via_libcall): Likewise.
8411 (emit_block_comp_via_libcall): Likewise.
8412 (block_clear_fn): Delete.
8413 (init_block_move_fn): Likewise.
8414 (init_block_clear_fn): Likewise.
8415 (emit_block_move_via_libcall): Likewise.
8416 (set_storage_via_libcall): Add default parameter value.
8417 * libfuncs.h (enum libfunc_index): Remove obsolete values.
8418 (abort_libfunc): Delete.
8419 (memcpy_libfunc): Likewise.
8420 (memmove_libfunc): Likewise.
8421 (memcmp_libfunc): Likewise.
8422 (memset_libfunc): Likewise.
8423 (setbits_libfunc): Likewise.
8424 (setjmp_libfunc): Likewise.
8425 (longjmp_libfunc): Likewise.
8426 (profile_function_entry_libfunc): Likewise.
8427 (profile_function_exit_libfunc): Likewise.
8428 (gcov_flush_libfunc): Likewise.
8429 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
8430 and DECL_VISIBILITY on the declaration.
8431 (init_optabs): Do not initialize obsolete libfuncs.
8432 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
8433 * tree-core.h (ECF_RET1): Define.
8434 (ECF_TM_PURE): Adjust.
8435 (ECF_TM_BUILTIN): Likewise.
8436 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
8437 (build_common_builtin_nodes): Initialize abort builtin.
8438 Add ECF_RET1 on memcpy, memmove and memset builtins.
8439 Pass final flags for alloca and alloca_with_align builtins.
8440 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
8442 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
8443 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
8444 set_storage_via_libcall and call emit_block_copy_via_libcall.
8446 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
8448 * config/i386/i386.md (*call_got_x32): Change operand 0 to
8449 DImode before it is passed to ix86_output_call_operand.
8450 (*call_value_got_x32): Ditto for operand 1.
8452 2016-05-12 Jiong Wang <jiong.wang@arm.com>
8454 PR rtl-optimization/70904
8455 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
8456 reload for wide mode.
8458 2016-05-12 Marek Polacek <polacek@redhat.com>
8461 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
8462 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
8463 * langhooks.h (incomplete_type_error): Likewise.
8464 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
8465 parameter, pass it down to incomplete_type_error.
8466 * tree.h (size_in_bytes): New inline overload.
8467 (size_in_bytes_loc): Renamed from size_in_bytes.
8469 2016-05-12 Richard Biener <rguenther@suse.de>
8471 PR tree-optimization/71059
8472 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
8473 nary before looking up or entering the expression into the VN
8475 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
8476 Make sure to re-use NARYs without result as inserted by
8479 2016-05-12 Richard Biener <rguenther@suse.de>
8481 PR tree-optimization/71062
8482 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8484 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8485 vars_contains_restrict if the var is a restrict tag.
8486 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
8487 do not disambiguate pointers against it.
8488 (dump_points_to_solution): Re-structure and adjust for new
8489 vars_contains_restrict flag.
8490 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
8492 2016-05-12 Martin Liska <mliska@suse.cz>
8494 * doc/invoke.texi: Explain connection between
8495 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
8497 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
8499 PR tree-optimization/71006
8500 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
8501 consider COND_EXPR as a mask producer.
8503 2016-05-12 Marek Polacek <polacek@redhat.com>
8506 * opts.c (common_handle_option): Detect missing argument for --help^.
8508 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8511 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
8512 when popping the PC and within an interrupt handler routine.
8513 Add missing tab to output of "ldmfd".
8514 (output_return_instruction): Output LDMFD with SP update rather
8515 than POP when returning from interrupt handler.
8517 2016-05-12 Jakub Jelinek <jakub@redhat.com>
8519 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
8520 TARGET_64BIT && TARGET_AVX512DQ.
8521 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
8522 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
8523 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
8524 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
8525 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
8526 (*vec_extractv4si_zext): Add avx512dq alternative.
8527 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
8528 use v instead of x constraint in other alternatives where possible.
8530 * config/i386/sse.md (sse2_loadld): Use v instead of x
8531 constraint in alternatives 0,1,4.
8533 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
8534 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
8535 v constraints instead of x and <pinsr_evex_isa> isa attribute.
8538 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
8539 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
8540 is not emitted unless TARGET_AVX512BW.
8541 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
8542 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
8543 for the result operand.
8545 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
8546 constraint instead of x in avx alternatives. Use maybe_evex instead
8549 * config/i386/constraints.md (Yv): New constraint.
8550 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
8551 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
8552 * config/i386/i386.md (avx512fvecmode): New mode attr.
8553 (*pushtf): Use v constraint instead of x.
8554 (*movtf_internal): Likewise. For TARGET_AVX512VL and
8555 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
8556 (*absneg<mode>2): Use Yv constraint instead of x constraint.
8557 (*absnegtf2_sse): Likewise.
8558 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
8559 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
8560 avx512f alternatives.
8561 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
8563 2016-05-12 Richard Biener <rguenther@suse.de>
8565 PR tree-optimization/71060
8566 * tree-data-ref.c (initialize_data_dependence_relation): Do not
8567 require exact match of DR_BASE_OBJECT but only matching address and
8570 2016-05-12 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/70986
8573 * cfganal.c: Include cfgloop.h.
8574 (dfs_find_deadend): Prefer to take edges exiting loops.
8576 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8578 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
8579 compile and run time.
8581 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
8584 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
8586 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
8588 * config/i386/i386.c (legitimize_pic_address): Use
8589 copy_to_suggested_reg instead of gen_movsi.
8591 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8593 * config/rs6000/predicates.md (quad_memory_operand): Move most of
8594 the code into quad_address_p and call it to share code with
8595 vsx_quad_dform_memory_operand.
8596 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
8598 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
8599 bit instead of being a separate word. Split -mpower9-dform into
8600 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8601 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
8602 for the register class supporting 128-bit quad word memory offsets.
8603 (mode_supports_vsx_dform_quad): Helper function to return if the
8604 register class uses quad word memory offsets.
8605 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
8606 (rs6000_debug_reg_global): Always print if we are using LRA or not.
8607 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
8608 instructions are enabled, set up the appropriate addr_masks for
8610 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
8611 -mpower9-dform-scalar, instead of -mpower9-dform.
8612 (rs6000_option_override_internal): Split -mpower9-dform into two
8613 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
8614 -mpower9-dform switch sets or clears both. If we are not using
8615 the LRA register allocator, do not enable -mpower9-dform-vector by
8616 default. If we are using LRA, enable -mpower9-dform-vector and
8617 -mvsx-timode if it is appropriate. Issue a warning if either
8618 -mpower9-dform-vector or -mvsx-timode are explicitly used without
8620 (quad_address_offset_p): New helper function to return if the
8621 offset is legal for quad word memory instructions.
8622 (quad_address_p): New function to determin if GPR or vector
8623 register quad word memory addresses are legal.
8624 (mem_operand_gpr): Validate quad word address offsets.
8625 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
8626 d-form (register + offset) instructions.
8627 (offsettable_ok_by_alignment): Likewise.
8628 (rs6000_legitimate_offset_address_p): Likewise.
8629 (legitimate_lo_sum_address_p): Likewise.
8630 (rs6000_legitimize_address): Likewise.
8631 (rs6000_legitimize_reload_address): Add more debug statements for
8633 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
8634 d-form instructions.
8635 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
8636 d-form instructions. Distinguish different cases in debug
8637 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
8638 d-form instructions.
8639 (rs6000_preferred_reload_class): Likewise.
8640 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
8641 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
8642 of the ISA 2.06 indexed memory instructions.
8643 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
8644 use them to save/restore the saved vector registers instead of
8645 using Altivec instructions.
8646 (rs6000_emit_epilogue): Likewise.
8647 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
8648 (rs6000_opt_masks): Split -mpower9-dform into
8649 -mpower9-dform-scalar and -mpower9-dform-vector.
8650 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
8652 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
8653 ISA 3.0 vector indexed memory instructions, and fold the code into
8654 the normal mov<mode> patterns.
8655 (p9_vecstore_<mode>): Likewise.
8656 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
8658 (vsx_movti_64bit): Likewise.
8659 (vsx_movti_32bit): Likewise.
8660 * config/rs6000/constraints.md (wO constraint): New constraint for
8661 ISA 3.0 vector d-form support.
8662 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
8663 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
8664 include -mpower9-dform-vector until we switch over to LRA.
8665 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
8666 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8667 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
8668 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8669 for -mpower9-dform and -mlra.
8670 * doc/md.texi (wO constraint): Document wO constraint.
8672 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
8674 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
8675 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
8676 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
8677 Move handling of non-insn arguments inline into the sole user:
8678 (output_trans_func): ...here.
8679 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
8680 in emitted function prototype.
8681 (output_internal_insn_latency_func): Ditto. Simplify.
8682 (output_internal_maximal_insn_latency_func): Ditto. Delete
8683 always-unused argument.
8684 (output_insn_latency_func): Ditto.
8685 (output_maximal_insn_latency_func): Ditto.
8687 2016-05-11 Richard Biener <rguenther@suse.de>
8689 PR tree-optimization/71055
8690 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
8691 sth with precision not equal to access size verify we don't chop
8694 2016-05-11 Richard Biener <rguenther@suse.de>
8697 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
8698 (dwarf2out_finish): Move retry_incomplete_types call ...
8699 (dwarf2out_early_finish): ... here.
8701 2016-05-11 Richard Biener <rguenther@suse.de>
8704 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
8705 if the langhook insists on it.
8706 * fold-const.c (make_bit_field_ref): Add arg for the original
8707 reference and preserve its alias-set.
8708 (decode_field_reference): Take exp by reference and adjust it
8709 to the original memory reference.
8710 (optimize_bit_field_compare): Adjust callers.
8711 (fold_truth_andor_1): Likewise.
8712 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
8714 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
8717 * cfgrtl.h (delete_insn_and_edges): Now return bool.
8718 * cfgrtl.c (delete_insn_and_edges): Likewise.
8719 * config/i386/i386.c (convert_scalars_to_vector): Remove
8721 * cse.c (cse_insn): Compute cse_cfg_altered.
8722 (delete_trivially_dead_insns): Likewise.
8723 (cse_cc_succs): Likewise.
8724 (rest_of_handle_cse): Free dominance info if required.
8725 (rest_of_handle_cse2): Likewise.
8726 (rest_of_handle_cse_after_global_opts): Likewise.
8728 2016-05-11 Alan Modra <amodra@gmail.com>
8730 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
8731 abi_v4_pass_in_fpr): New functions.
8732 (rs6000_function_arg_boundary): Exclude complex IBM long double
8733 from 64-bit alignment when ABI_V4.
8734 (rs6000_function_arg, rs6000_function_arg_advance_1,
8735 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
8737 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
8739 PR rtl-optimization/71028
8740 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
8741 jump with just a return in the fallthrough block if the branch
8742 block contains just a return as well.
8744 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
8746 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
8747 * match.pd ((X & Y) ^ Y): ... this.
8748 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
8749 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
8751 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8753 * read-md.c (require_char_ws): New function.
8754 (read_string): Simplify using require_char_ws.
8755 (handle_constants): Likewise.
8756 (handle_enum): Likewise.
8757 (handle_file): Likewise.
8758 * read-md.h (require_char_ws): New declaration.
8759 * read-rtl.c (read_conditions): Simplify using require_char_ws.
8760 (read_mapping): Likewise.
8761 (read_rtx_code): Likewise.
8762 (read_nested_rtx): Likewise.
8764 2016-05-10 James Norris <jnorris@codesourcery.com>
8766 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
8767 if offloading is enabled and -fopenacc or -fopenmp is specified.
8768 (CRTOFFLOADEND): Likewise.
8769 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
8770 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
8772 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
8774 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
8775 gotoff_operand code paths. Use copy_to_suggested_regs and
8776 expand_simple_binop where appropriate. Cleanup.
8778 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8781 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
8783 (dimode_scalar_chain::vector_const_cost): New.
8784 (dimode_scalar_chain::compute_convert_gain): Handle constants.
8785 (dimode_scalar_chain::convert_op): Likewise.
8786 (dimode_scalar_chain::convert_insn): Likewise.
8788 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8790 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
8791 unary operation, not a binary one.
8793 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8796 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
8797 calls with type casted fndecl.
8799 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8801 PR tree-optimization/70786
8802 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
8803 * calls.c (initialize_argument_information): Bind bounds
8804 with corresponding args passed by reference.
8806 2016-05-10 Jakub Jelinek <jakub@redhat.com>
8809 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
8810 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
8811 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
8814 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8817 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
8818 code for a zero scale factor.
8819 (vsx_xvcvdpuxds_scale): Likewise.
8821 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8823 * diagnostic-show-locus.c (layout::layout): Call show_ruler
8824 if show_ruler_p was set on the context.
8825 (layout::show_ruler): New method.
8826 * diagnostic.h (struct diagnostic_context): Add field
8829 2016-05-10 Richard Biener <rguenther@suse.de>
8831 PR tree-optimization/71039
8832 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
8833 (chk_uses): New function.
8834 (propagate_with_phi): Verify we can safely replicate the lhs of an
8835 aggregate assignment on all incoming edges.
8837 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
8839 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
8841 (rx_atomic_sequence): New class.
8842 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
8843 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
8845 (rx_atomic_sequence::rx_atomic_sequence,
8846 rx_atomic_sequence::~rx_atomic_sequence): New functions.
8847 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
8848 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
8849 CTRLREG_INTB): New constants.
8850 (FETCHOP): New code iterator.
8851 (fethcop_name, fetchop_name2): New iterator code attributes.
8852 (QIHI): New mode iterator.
8853 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
8854 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
8855 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
8857 2016-05-10 Martin Liska <mliska@suse.cz>
8859 * tree-inline.c (remap_dependence_clique): Do not remap
8860 debugging statements.
8862 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8864 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
8865 ("*fixuns_truncdfdi2_z13")
8866 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
8867 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
8868 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
8870 2016-05-10 Richard Biener <rguenther@suse.de>
8872 PR tree-optimization/70497
8873 PR tree-optimization/28367
8874 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
8876 (visit_reference_op_load): ... here.
8877 (vn_reference_lookup_3): Use it to handle subreg-like accesses
8878 with simplified BIT_FIELD_REFs.
8879 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
8880 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
8883 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8885 * dwarf2out.c (add_abstract_origin_attribute): Adjust
8886 documentation comment. For BLOCK nodes, add a
8887 DW_AT_abstract_origin attribute that points to the DIE generated
8888 for the origin BLOCK.
8889 (gen_lexical_block_die): Call add_abstract_origin_attribute for
8890 blocks from inlined functions.
8892 2016-05-10 Alan Modra <amodra@gmail.com>
8895 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
8896 regrename modifying insns saving lr before __morestack call.
8897 * config/rs6000/rs6000.md (split_stack_return): Similarly for
8898 insns restoring lr after __morestack call.
8900 2016-05-09 Jakub Jelinek <jakub@redhat.com>
8902 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
8903 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
8905 * config/i386/sse.md (vec_interleave_high<mode>,
8906 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
8907 <avx512>_vpermt2var<mode>3_maskz): Likewise.
8909 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8911 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
8912 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
8913 parallel reassociation for power8 and forward.
8915 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
8917 * config/i386/i386.md (absneg splitters with general regs): Use
8918 general_reg_operand predicate.
8919 (btsq peephole2): Use x86_64_immediate_operand to check if new
8920 value is suitable for immediate operand. Generate emitted insn
8921 using RTL expressions.
8922 (btcq peephole2): Ditto.
8923 (btrq peephole2): Ditto. Generate correct immediate operand
8926 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8928 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
8931 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8933 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8934 pointer dereference.
8936 2016-05-09 Richard Biener <rguenther@suse.de>
8938 PR tree-optimization/70985
8939 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8940 op0 isn't a gimple register.
8942 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8944 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8945 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8946 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8947 (i6400_fpu_mult): New cpu units.
8948 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8949 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8950 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8951 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8952 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8953 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8954 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8955 (i6400_msa_long_float4, i6400_msa_long_float5)
8956 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8957 (i6400_msa_fdiv_sf): New reservations.
8958 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8959 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8960 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8961 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8962 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8963 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8964 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8965 (msa_short_store4, msa_long_load, msa_short_store)
8966 (msa_long_logic, msa_long_float2, msa_long_float4)
8967 (msa_long_float5, msa_long_float8, msa_long_mult)
8968 (msa_long_fdiv, msa_long_div): New reservations.
8970 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8971 Sameera Deshpande <sameera.deshpande@imgtec.com>
8972 Matthew Fortune <matthew.fortune@imgtec.com>
8973 Graham Stott <graham.stott@imgtec.com>
8974 Chao-ying Fu <chao-ying.fu@imgtec.com>
8976 * config.gcc: Add MSA header file for mips*-*-* target.
8977 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8978 (Ubv8i, Urv8): New constraints.
8979 * config/mips/mips-ftypes.def: Add function types for MSA
8981 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8982 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8983 * config/mips/mips-msa.md: New file.
8984 * config/mips/mips-protos.h
8985 (mips_split_128bit_const_insns): New prototype.
8986 (mips_msa_idiv_insns): Likewise.
8987 (mips_split_128bit_move): Likewise.
8988 (mips_split_128bit_move_p): Likewise.
8989 (mips_split_msa_copy_d): Likewise.
8990 (mips_split_msa_insert_d): Likewise.
8991 (mips_split_msa_fill_d): Likewise.
8992 (mips_expand_msa_branch): Likewise.
8993 (mips_const_vector_same_val_p): Likewise.
8994 (mips_const_vector_same_bytes_p): Likewise.
8995 (mips_const_vector_same_int_p): Likewise.
8996 (mips_const_vector_shuffle_set_p): Likewise.
8997 (mips_const_vector_bitimm_set_p): Likewise.
8998 (mips_const_vector_bitimm_clr_p): Likewise.
8999 (mips_msa_vec_parallel_const_half): Likewise.
9000 (mips_msa_output_division): Likewise.
9001 (mips_ldst_scaled_shift): Likewise.
9002 (mips_expand_vec_cond_expr): Likewise.
9003 * config/mips/mips.c (enum mips_builtin_type): Add
9004 MIPS_BUILTIN_MSA_TEST_BRANCH.
9005 (mips_gen_const_int_vector_shuffle): New prototype.
9006 (mips_const_vector_bitimm_set_p): New function.
9007 (mips_const_vector_bitimm_clr_p): Likewise.
9008 (mips_const_vector_same_val_p): Likewise.
9009 (mips_const_vector_same_bytes_p): Likewise.
9010 (mips_const_vector_same_int_p): Likewise.
9011 (mips_const_vector_shuffle_set_p): Likewise.
9012 (mips_symbol_insns): Forbid loading symbols via immediate for
9014 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
9016 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
9018 (mips_lx_address_p): Add support load indexed address for MSA.
9019 (mips_address_insns): Add calculation of instructions needed for
9020 stores and loads for MSA.
9021 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
9022 CONST_VECTOR for MSA and let it fall through.
9023 (mips_ldst_scaled_shift): New function.
9024 (mips_subword_at_byte): Likewise.
9025 (mips_msa_idiv_insns): Likewise.
9026 (mips_legitimize_move): Validate MSA moves.
9027 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
9028 calculation of costs for MSA division.
9029 (mips_split_move_p): Check if MSA moves need splitting.
9030 (mips_split_move): Split MSA moves if necessary.
9031 (mips_split_128bit_move_p): New function.
9032 (mips_split_128bit_move): Likewise.
9033 (mips_split_msa_copy_d): Likewise.
9034 (mips_split_msa_insert_d): Likewise.
9035 (mips_split_msa_fill_d): Likewise.
9036 (mips_output_move): Handle MSA moves.
9037 (mips_expand_msa_branch): New function.
9038 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
9039 Reinstate 'y' modifier.
9040 (mips_file_start): Add MSA .gnu_attribute.
9041 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
9043 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
9044 (mips_class_max_nregs): Add register size for MSA supported mode.
9045 (mips_cannot_change_mode_class): Allow conversion between MSA
9046 vector modes and TImode.
9047 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
9049 (mips_secondary_reload_class): Force MSA loads/stores via memory.
9050 (mips_preferred_simd_mode): Add preffered modes for MSA.
9051 (mips_vector_mode_supported_p): Add MSA supported modes.
9052 (mips_autovectorize_vector_sizes): New function.
9053 (mips_msa_output_division): Likewise.
9054 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
9055 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
9056 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
9057 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
9058 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
9059 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
9060 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
9061 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
9062 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
9063 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
9064 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
9065 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
9066 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
9067 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
9068 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
9069 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
9070 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
9071 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
9072 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
9073 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
9074 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
9075 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
9076 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
9077 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
9078 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
9079 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
9080 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
9081 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
9082 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
9083 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
9084 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
9085 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
9086 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
9087 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
9088 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
9089 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
9090 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
9091 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
9092 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
9093 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
9094 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
9095 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
9096 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
9097 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
9098 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
9099 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
9100 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
9101 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
9102 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
9103 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
9104 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
9105 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
9106 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
9107 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
9108 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
9109 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
9110 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
9111 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
9112 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
9113 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
9114 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
9115 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
9116 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
9117 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
9118 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
9119 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
9120 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
9121 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
9122 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
9123 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
9124 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
9125 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
9126 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
9127 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
9128 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
9129 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
9130 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
9131 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
9132 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
9133 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
9134 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
9135 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
9136 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
9137 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
9138 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
9139 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
9140 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
9141 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
9142 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
9143 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
9144 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
9145 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
9146 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
9147 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
9148 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
9149 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
9150 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
9151 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
9152 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
9153 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
9154 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
9155 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
9156 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
9157 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
9158 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
9159 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
9160 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
9161 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
9162 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
9163 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
9164 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
9165 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
9166 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
9167 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
9168 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
9169 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
9170 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
9171 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
9172 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
9173 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
9174 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
9175 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
9176 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
9177 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
9178 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
9179 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
9180 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
9181 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
9182 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
9183 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
9184 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
9185 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
9186 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
9187 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
9188 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
9189 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
9190 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
9191 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
9192 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
9193 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
9194 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
9195 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
9196 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
9197 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
9198 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
9199 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
9200 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
9201 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
9202 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
9203 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
9204 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
9206 (mips_get_builtin_decl_index): New array.
9207 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
9208 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
9209 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
9210 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
9211 (mips_init_builtins): Initialize mips_get_builtin_decl_index
9213 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9215 (mips_expand_builtin_insn): Prepare operands for
9216 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
9217 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
9218 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
9219 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
9220 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
9221 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
9222 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
9223 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
9224 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
9225 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
9226 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
9227 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
9228 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
9229 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
9230 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
9231 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
9232 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
9233 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
9234 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
9235 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
9236 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
9237 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
9238 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
9239 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
9240 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
9241 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
9242 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
9243 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
9244 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
9245 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
9246 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
9247 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
9248 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
9249 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
9250 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
9251 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
9252 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
9253 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
9254 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
9255 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
9256 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
9257 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
9258 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
9259 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
9260 These are set implicitly and an error is reported if overridden.
9261 (mips_expand_builtin_msa_test_branch): New function.
9262 (mips_expand_msa_shuffle): Likewise.
9263 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
9264 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
9265 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
9266 (mips_expand_vec_unpack): Add support for MSA.
9267 (mips_expand_vector_init): Likewise.
9268 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
9269 instead of const0_rtx.
9270 (mips_msa_vec_parallel_const_half): New function.
9271 (mips_gen_const_int_vector): Likewise.
9272 (mips_gen_const_int_vector_shuffle): Likewise.
9273 (mips_expand_msa_cmp): Likewise.
9274 (mips_expand_vec_cond_expr): Likewise.
9275 * config/mips/mips.h
9276 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
9277 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
9279 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
9280 (ISA_HAS_MSA): New macro.
9281 (UNITS_PER_MSA_REG): Likewise.
9282 (BITS_PER_MSA_REG): Likewise.
9283 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
9284 (MSA_REG_FIRST): New macro.
9285 (MSA_REG_LAST): Likewise.
9286 (MSA_REG_NUM): Likewise.
9287 (MSA_REG_P): Likewise.
9288 (MSA_REG_RTX_P): Likewise.
9289 (MSA_SUPPORTED_MODE_P): Likewise.
9290 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
9291 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
9292 * config/mips/mips.md: Include mips-msa.md.
9293 (alu_type): Add simd_add.
9294 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
9295 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
9296 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
9297 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
9298 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
9299 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
9300 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
9301 simd_move, simd_load, simd_store. Choose "multi" for moves
9303 (qword_mode): New attribute.
9304 (insn_count): Add instruction count for quad moves.
9305 Increase the count for MIPS SIMD division.
9306 (UNITMODE): Add UNITMODEs for vector types.
9307 (addsub): New code iterator.
9308 * config/mips/mips.opt (mmsa): New option.
9309 * config/mips/msa.h: New file.
9310 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
9312 * config/mips/mti-linux.h: Likewise.
9313 * config/mips/predicates.md
9314 (const_msa_branch_operand): New constraint.
9315 (const_uimm3_operand): Likewise.
9316 (const_uimm4_operand): Likewise.
9317 (const_uimm5_operand): Likewise.
9318 (const_uimm8_operand): Likewise.
9319 (const_imm5_operand): Likewise.
9320 (aq10b_operand): Likewise.
9321 (aq10h_operand): Likewise.
9322 (aq10w_operand): Likewise.
9323 (aq10d_operand): Likewise.
9324 (const_m1_operand): Likewise.
9325 (reg_or_m1_operand): Likewise.
9326 (const_exp_2_operand): Likewise.
9327 (const_exp_4_operand): Likewise.
9328 (const_exp_8_operand): Likewise.
9329 (const_exp_16_operand): Likewise.
9330 (const_vector_same_val_operand): Likewise.
9331 (const_vector_same_simm5_operand): Likewise.
9332 (const_vector_same_uimm5_operand): Likewise.
9333 (const_vector_same_uimm6_operand): Likewise.
9334 (const_vector_same_uimm8_operand): Likewise.
9335 (par_const_vector_shf_set_operand): Likewise.
9336 (reg_or_vector_same_val_operand): Likewise.
9337 (reg_or_vector_same_simm5_operand): Likewise.
9338 (reg_or_vector_same_uimm6_operand): Likewise.
9339 * doc/extend.texi (MIPS SIMD Architecture Functions): New
9341 * doc/invoke.texi (-mmsa): Document new option.
9343 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9345 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
9346 * configure: Regenerate.
9347 * config.in: Regenerate.
9348 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
9350 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
9351 (ENDFILE_VTV_SPEC): Define.
9353 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
9355 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
9356 registers in all interrupt handlers if necessary.
9357 (rl78_option_override): Add warning.
9358 (MUST_SAVE_MDUC_REGISTERS): New macro.
9359 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
9360 * config/rl78/rl78.c (check_mduc_usage): New function.
9361 (mduc_regs): New structure to hold MDUC register data.
9362 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
9363 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
9364 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
9365 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
9366 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
9367 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
9369 2016-05-09 Bin Cheng <bin.cheng@arm.com>
9371 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
9372 (tree-ssa-loop-niter.h): Ditto.
9373 (idx_within_array_bound, ref_within_array_bound): New functions.
9374 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
9375 Factor out check on writable base object to ...
9376 (base_object_writable): ... here.
9378 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9380 * config/arm/arm.md (probe_stack): Add modes to set source
9383 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
9385 * regrename.c (base_reg_class_for_rename): New static function.
9386 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
9388 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
9390 * cgraph.c (thunk_adjust): Export.
9391 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
9392 * cgraphunit.c (thunk_adjust): Export.
9393 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
9395 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
9397 * tree-inline.c (expand_call_inline): Expand thunks inline.
9399 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
9403 (*sse2_vd_cvtss2sd): Ditto.
9404 * config/i386/i386.md
9405 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
9406 Generate *sse2_vd_cvtsd2ss pattern.
9407 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
9408 Generate *sse2_vd_cvtss2sd pattern.
9410 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9412 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
9413 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
9416 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9418 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
9419 * config/sh/sh.c: Define and declare variables on first use throughout
9421 (current_function_interrupt): Change to bool type.
9422 (frame_insn): Rename to emit_frame_insn and update users.
9423 (push_regs): Use bool for 'interrupt_handler' argument.
9424 (save_schedule_s): Remove.
9425 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
9426 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
9427 targetm.asm_out.unaligned_op.di.
9428 (gen_far_branch): Remove redundant forward declaration.
9429 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
9430 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
9431 (sh_set_return_address, sh_function_ok_for_sibcall,
9432 scavenge_reg): Update comments.
9433 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
9434 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
9435 (sh_attr_renesas_p): Remove unnecessary parentheses.
9436 (branch_dest): Simplify.
9437 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
9438 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
9439 (CUMULATIVE_ARGS): Change macro to typedef.
9440 (current_function_interrupt): Change to bool type.
9441 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
9442 Surround with __cplusplus ifdef.
9443 (sh_compare_op0, sh_compare_op1): Remove.
9444 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
9446 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
9448 * config/arm/arm.md: (arch): Add neon.
9449 (arch_enabled): Return yes for arch neon when TARGET_NEON.
9450 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
9451 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
9452 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
9453 attributes for alt renumbering. Mark alt 3 as non-predicable.
9454 (thumb2_movdf_vfp): Likewise.
9456 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
9458 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
9459 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
9460 (*andqi_1): Add preferred_for_speed attribute to disparage
9461 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
9462 (*<code>qi_1): Ditto.
9463 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
9464 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
9465 (*ashlqi3_1): Ditto.
9466 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
9467 Add preferred_for_size attribute to disparage alternative 0 and
9468 preferred_for_speed attribute to disparage alternative 1 for
9469 TARGET_PARTIAL_REG_STALL targets.
9471 2016-05-07 Tom de Vries <tom@codesourcery.com>
9473 PR tree-optimization/70956
9474 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
9477 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9479 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
9480 * config/sh/sh.c (sh_cbranch_distance): Implement it.
9481 * config/sh/sh.md (branch_zero): Remove define_attr.
9482 (define_delay): Disable delay slot if branch distance is one insn.
9484 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.md (LEAMODE): New mode attribute.
9487 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
9488 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
9489 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
9490 operand 2 predicate.
9491 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
9492 (*lea<mode>_general_3): Ditto.
9493 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
9495 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9497 * genmddump.c (main): Convert argv from char ** to const char **.
9499 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9501 * coretypes.h (OVERRIDE): New macro.
9504 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
9506 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
9507 allow coalescing if the types are compatible.
9509 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9511 * pass_manager.h (pass_manager::register_pass_name): New method.
9512 (pass_manager::get_pass_by_name): New method.
9513 (pass_manager::create_pass_tab): New method.
9514 (pass_manager::m_name_to_pass_map): New field.
9515 * passes.c (name_to_pass_map): Delete global in favor of field
9516 "m_name_to_pass_map" of pass_manager.
9517 (register_pass_name): Rename from a function to...
9518 (pass_manager::register_pass_name): ...this method, updating
9519 for renaming of global "name_to_pass_map" to field
9520 "m_name_to_pass_map".
9521 (create_pass_tab): Rename from a function to...
9522 (pass_manager::create_pass_tab): ...this method, updating
9523 for renaming of global "name_to_pass_map" to field.
9524 (get_pass_by_name): Rename from a function to...
9525 (pass_manager::get_pass_by_name): ...this method.
9526 (enable_disable_pass): Convert use of get_pass_by_name to
9527 a method call, locating the pass_manager singleton.
9529 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9531 * genattr-common.c (main): Convert argv from char ** to const char **.
9532 * genattr.c (main): Likewise.
9533 * genattrtab.c (main): Likewise.
9534 * genautomata.c (initiate_automaton_gen): Likewise.
9536 * gencodes.c (main): Likewise.
9537 * genconditions.c (main): Likewise.
9538 * genconfig.c (main): Likewise.
9539 * genconstants.c (main): Likewise.
9540 * genemit.c (main): Likewise.
9541 * genenums.c (main): Likewise.
9542 * genextract.c (main): Likewise.
9543 * genflags.c (main): Likewise.
9544 * genmddeps.c (main): Likewise.
9545 * genopinit.c (main): Likewise.
9546 * genoutput.c (main): Likewise.
9547 * genpeep.c (main): Likewise.
9548 * genpreds.c (main): Likewise.
9549 * genrecog.c (main): Likewise.
9550 * gensupport.c (init_rtx_reader_args_cb): Likewise.
9551 (init_rtx_reader_args): Likewise.
9552 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9553 (init_rtx_reader_args): Likewise.
9554 * gentarget-def.c (main): Likewise.
9555 * read-md.c (read_md_files): Likewise.
9556 * read-md.h (read_md_files): Likewise.
9558 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9560 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
9561 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
9562 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
9563 Remove unused predicate.
9564 (register_and_not_fp_reg_operand): Ditto.
9566 2016-05-06 Martin Liska <mliska@suse.cz>
9568 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
9569 instead of vec as the vector is local to the function.
9571 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9573 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
9574 avx512bw alternative.
9576 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
9577 before the ashr<mode>3 pattern.
9579 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
9580 v instead of x in vex or maybe_vex alternatives, use
9581 maybe_evex instead of vex in prefix.
9583 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
9584 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
9585 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
9586 in vex or maybe_vex alternatives, use maybe_evex instead of vex
9589 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
9590 v instead of x in vex or maybe_vex alternatives, use
9591 maybe_evex instead of vex in prefix.
9593 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
9594 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
9595 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
9596 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
9597 alternatives, use maybe_evex instead of vex in prefix.
9599 * config/i386/sse.md (vec_interleave_lowv4sf,
9600 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
9601 v instead of x in vex or maybe_vex alternatives, use
9602 maybe_evex instead of vex in prefix.
9604 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
9605 v instead of x in vex or maybe_vex alternatives, use
9606 maybe_evex instead of vex in prefix.
9608 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
9609 v constraint instead of x.
9611 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
9613 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
9614 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
9617 2016-05-06 Richard Biener <rguenther@suse.de>
9619 PR tree-optimization/70948
9620 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
9621 Properly clobber all fields of va_list for __builtin_va_start.
9623 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9626 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
9627 loop latch destination.
9629 2016-05-06 Martin Liska <mliska@suse.cz>
9631 * tree-ssa-uninit.c: Apply manual changes
9632 to the GNU coding style.
9633 (prune_uninit_phi_opnds): Rename from
9634 prune_uninit_phi_opnds_in_unrealizable_paths.
9636 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9638 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
9639 mspace): Remove deprecated options.
9640 * doc/invoke.texi (SH options): Remove -mspace.
9642 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9644 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
9646 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9648 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
9649 corresponding combine split pattern.
9651 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9654 * config/sh/predicates.md (long_displacement_mem_operand): New.
9655 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
9656 Add movi20, movi20s alternatives. Adjust length attribute for
9658 (movsi_ie): Allow for any FPU. Adjust length attribute for
9660 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
9661 attribute for alternatives.
9662 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
9663 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
9664 length attribute for alternatives.
9666 2016-05-06 Richard Biener <rguenther@suse.de>
9668 PR tree-optimization/70960
9669 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
9671 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9674 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
9675 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
9677 2016-05-06 Marek Polacek <polacek@redhat.com>
9680 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
9682 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9685 * config/sh/sh.md (*rotcr): Add another variant.
9687 2016-05-06 Richard Biener <rguenther@suse.de>
9690 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
9692 2016-05-06 Richard Biener <rguenther@suse.de>
9695 * fold-const.c (split_tree): Always convert to the original type
9698 2016-05-06 Richard Biener <rguenther@suse.de>
9700 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
9701 (fwprop_addr): Likewise.
9703 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9706 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
9708 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
9709 * config/i386/i386.md (push mem splitter): Use find_constant_src in
9710 the splitter condition.
9711 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
9712 the splitter condition.
9713 (FP float_extend load splitter): Ditto.
9715 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.md (peehole2 patterns): Change true_regnum
9718 to REGNO in all peephole2 patterns.
9719 (post-reload splitters): Change true_regnum to REGNO in
9720 post-reload splitters.
9721 (zero_extend splitters): Use general_reg_operand and
9722 nonimmediate_gr_operand predicates.
9724 2016-05-05 Jakub Jelinek <jakub@redhat.com>
9726 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
9727 v constraint instead of x.
9729 2016-05-05 Alan Modra <amodra@gmail.com>
9732 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
9733 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
9734 TARGET_NO_FP_IN_TOC for -mrelocatable.
9735 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
9736 TARGET_RELOCATABLE test.
9737 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9738 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9739 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9740 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9741 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9742 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9743 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9744 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9745 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
9746 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9748 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
9749 (rs6000_stack_info): Likewise.
9750 (rs6000_elf_asm_out_constructor): Likewise.
9751 (rs6000_elf_asm_out_destructor): Likewise.
9752 (rs6000_elf_declare_function_name): Likewise.
9753 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
9754 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
9757 2016-05-05 Alan Modra <amodra@gmail.com>
9759 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
9761 2016-05-05 Alan Modra <amodra@gmail.com>
9763 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9764 out-of-line gpr restore for one or two regs if that would add
9767 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
9770 * config/i386/i386.md
9771 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
9772 Change to post-epilogue_completed late splitter. Use sse_reg_operand
9773 as operand 0 predicate.
9774 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
9776 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
9777 Ditto. Emit the pattern using RTX.
9779 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
9780 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
9781 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
9782 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
9784 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
9785 sse_reg_operand as operand 0 predicate.
9787 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
9788 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
9789 instead of gen_rtx_REG.
9790 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
9793 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9795 * function.c (emit_use_return_register_into_block): Delete.
9796 (gen_return_pattern): Delete.
9797 (emit_return_into_block): Delete.
9798 (active_insn_between): Delete.
9799 (convert_jumps_to_returns): Delete.
9800 (emit_return_for_exit): Delete.
9801 (thread_prologue_and_epilogue_insns): Delete all code dealing with
9802 simple_return for shrink-wrapped blocks.
9803 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
9804 end of blocks that need one.
9805 (get_unconverted_simple_return): Delete.
9806 (convert_to_simple_return): Delete.
9807 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
9808 (convert_to_simple_return): Ditto.
9810 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9812 * cfgcleanup.c (bb_is_just_return): New function.
9813 (try_optimize_cfg): Simplify jumps to return, branches to return,
9814 and branches around return.
9816 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9818 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
9821 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9825 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
9826 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
9827 assert flags & OEP_HASH_CHECK, instead of asserting it
9828 never happens. Handle TARGET_EXPR.
9829 * fold-const.c (operand_equal_p): For hash verification,
9830 or in OEP_HASH_CHECK into flags.
9832 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
9834 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
9836 (compute_samebase_partition_bases): Fix typo.
9838 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9840 * config/i386/sse.md (vec_interleave_highv8sf,
9841 vec_interleave_lowv8sf, vec_interleave_highv4df,
9842 vec_interleave_lowv4df): Remove constraints from expanders.
9844 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
9846 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9848 * tree-inline.c (expand_call_inline): Fix path dealing with
9849 making lhs of call statement undefined.
9851 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9853 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
9854 Check availability on NODE, too.
9855 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
9856 (cgraph_node::call_for_symbol_and_aliases): Likewise.
9857 (varpool_node::call_for_symbol_and_aliase): Likewise.
9858 * ipa-pure-const.c (add_new_function): Analyze all bodies.
9859 (propagate_pure_const): Propagate across interposable functions, too.
9860 (skip_function_for_local_pure_const): Do not skip interposable bodies
9862 (pass_local_pure_const::execute): Update.
9864 2016-05-04 Marek Polacek <polacek@redhat.com>
9866 * doc/invoke.texi: Document -Wdangling-else.
9868 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9870 * config.gcc: Error out when conflicting multilib is detected. Do not
9871 loop over multilibs since no combination is legal.
9873 2016-05-04 Alan Modra <amodra@gmail.com>
9875 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
9876 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
9877 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9880 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
9882 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
9883 Clean up p5600 comments.
9885 2016-05-04 Richard Biener <rguenther@suse.de>
9887 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
9888 constructor simplifications.
9889 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
9891 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
9893 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
9894 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
9895 result.set_rtx is null instead of aborting.
9896 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
9898 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
9899 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
9900 *mov<mode>_store_postinc): New patterns.
9902 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
9904 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
9905 as commutative. Check both conversions are NOP.
9906 ((A & B) OP (C & B)): Remove.
9908 2016-05-04 Alan Modra <amodra@gmail.com>
9910 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
9912 2016-05-04 Alan Modra <amodra@gmail.com>
9915 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
9916 when cr2,3,4 are all fixed regs.
9918 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
9920 PR rtl-optimization/57193
9921 * opts.c (default_options_table): Revert OPT_frename_registers change.
9922 * doc/invoke.texi (-frename-registers, -O2): Likewise.
9924 2016-05-03 Martin Sebor <msebor@redhat.com>
9927 * builtins.c (fold_builtin_FILE): New function.
9928 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
9929 (fold_builtin_0): Call them.
9930 * gimplify.c (gimplify_call_expr): Remove the handling of
9931 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9934 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9935 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9939 * doc/extend.texi (Function Names as Strings): Update __func__,
9940 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9943 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9944 Richard Biener <rguenther@suse.de>
9946 PR tree-optimization/70916
9947 * tree-if-conv.c: Include cfganal.h.
9948 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9949 and remove_fake_exit_edges around the optimization pass.
9951 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9953 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9954 (cgraph_edge::make_direct): Likewise.
9955 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9956 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9957 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9958 (CIF_THUNK): New code.
9959 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9960 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9961 (compute_inline_parameters): Set inline_failed for thunks.
9962 (inline_analyze_function): Cleanup.
9963 * ipa-inline.c (can_inline_edge_p): Do not deal with
9964 call_stmt_cannot_inline_p.
9965 (can_early_inline_edge_p): Likewise.
9966 (early_inliner): Initialize inline_failed.
9967 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9969 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9971 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9972 from nonimm_ssenomem_operand.
9973 (nonimm_ssenomem_operand): New predicate.
9974 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9975 as operand 0 predicate.
9976 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9977 Disable unsupported alternatives using "enabled" attribute.
9978 Use register_ssemem_operand as operand 0 predicate.
9979 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9981 2016-05-03 Marek Polacek <polacek@redhat.com>
9984 * input.c (expansion_point_location): New function.
9985 * input.h (expansion_point_location): Declare.
9987 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9989 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9990 occurence with frame_offset_ ones.
9992 2016-05-03 Alan Modra <amodra@gmail.com>
9994 PR rtl-optimization/70890
9995 * ira.c (combine_and_move_insns): When moving def_insn, remove
9998 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
10000 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
10001 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
10002 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
10003 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
10005 2016-05-03 Alan Modra <amodra@gmail.com>
10007 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
10008 for SAVE_MULTIPLE/STORE_MULTIPLE.
10010 2016-05-03 Jakub Jelinek <jakub@redhat.com>
10012 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
10013 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
10015 2016-05-03 Richard Biener <rguenther@suse.de>
10017 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
10019 (gimplify_arg): Likewise.
10020 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
10021 re-writing the result to a decl if required.
10022 (internal_get_tmp_var): Add allow_ssa parameter
10023 and override into_ssa with it.
10024 (get_formal_tmp_var): Adjust.
10025 (get_initialized_tmp_var): Add allow_ssa parameter.
10026 (gimplify_arg): Add allow_ssa parameter and avoid generating
10027 SSA names for the result false.
10028 (gimplify_call_expr): If the call may return twice do not
10029 gimplify parameters into SSA.
10030 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
10031 (gimplify_modify_expr): Adjust assert. For noreturn calls
10032 with a SSA name LHS adjust its def.
10033 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
10034 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
10035 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
10036 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
10037 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
10038 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
10039 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
10040 (optimize_target_teams): Do not allow SSA names for clause operands.
10041 (gimplify_expr): Likewise for where we mark the result addressable.
10042 * passes.def (pass_init_datastructures): Remove.
10043 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
10044 (rewrite_stmt): Likewise.
10045 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
10046 (replace_locals_op): Replace SSA names.
10047 (copy_gimple_seq_and_replace_locals): Init src_cfun.
10048 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
10049 * cgraph.c (release_function_body): Free CFG annotations only
10050 when we have a CFG. Simplify.
10051 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
10052 force_gimple_operand instead of get_initialized_tmp_var.
10053 * tree-pass.h (make_pass_init_datastructures): Remove.
10054 * tree-ssa.c (execute_init_datastructures): Remove.
10055 (pass_data_init_datastructures): Likewise.
10056 (class pass_init_datastructures): Likewise.
10057 (make_pass_init_datastructures): Likewise.
10058 * omp-low.c (create_omp_child_function): Init SSA data structures.
10059 (grid_expand_target_grid_body): Likewise.
10060 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
10061 name before adding it to names_to_release.
10062 (remove_bb): Always release SSA defs.
10063 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
10064 before dereferencing it.
10065 * cgraphunit.c (init_lowered_empty_function): Always
10066 int SSA data structures.
10067 * tree-ssanames.c (release_defs): Remove assert that we are in
10069 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
10071 2016-05-03 Jakub Jelinek <jakub@redhat.com>
10072 Uros Bizjak <ubizjak@gmail.com>
10074 PR rtl-optimization/70467
10075 * config/i386/predicates.md (x86_64_hilo_int_operand,
10076 x86_64_hilo_general_operand): New predicates.
10077 * config/i386/constraints.md (Wd): New constraint.
10078 * config/i386/i386.md (mode attr di): Use Wd instead of e.
10079 (general_hilo_operand): New mode attr.
10080 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
10081 instead of <general_operand>.
10082 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
10083 x86_64_hilo_general_operand instead of <general_operand>.
10085 2016-05-03 Jakub Jelinek <jakub@redhat.com>
10087 PR tree-optimization/70916
10088 * tree-if-conv.c (constant_or_ssa_name): Removed.
10089 (fold_build_cond_expr): Use is_gimple_val instead of
10090 constant_or_ssa_name.
10092 PR tree-optimization/70916
10093 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
10094 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
10097 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
10098 (optimize_atomic_bit_test_and): New function.
10099 (pass_fold_builtins::execute): Use it.
10100 * optabs.def (atomic_bit_test_and_set_optab,
10101 atomic_bit_test_and_complement_optab,
10102 atomic_bit_test_and_reset_optab): New optabs.
10103 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
10104 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
10105 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
10106 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
10107 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
10108 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
10109 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
10110 * doc/md.texi (atomic_bit_test_and_set@var{mode},
10111 atomic_bit_test_and_complement@var{mode},
10112 atomic_bit_test_and_reset@var{mode}): Document.
10113 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
10114 atomic_bit_test_and_complement<mode>,
10115 atomic_bit_test_and_reset<mode>): New expanders.
10116 (atomic_bit_test_and_set<mode>_1,
10117 atomic_bit_test_and_complement<mode>_1,
10118 atomic_bit_test_and_reset<mode>_1): New insns.
10120 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
10122 PR rtl-optimization/70687
10123 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
10124 instead of unsigned HOST_WIDE_INT.
10126 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
10128 PR rtl-optimization/44281
10129 * hard-reg-set.h (struct target_hard_regs): New field
10130 x_fixed_nonglobal_reg_set.
10131 (fixed_nonglobal_reg_set): New macro.
10132 * reginfo.c (init_reg_sets_1): Initialize it.
10133 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
10135 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
10137 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10139 PR tree-optimization/56541
10140 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
10141 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
10142 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
10143 (any_complicated_phi): new static variable.
10144 (aggressive_if_conv): delete.
10145 (if_convertible_phi_p): support phis with more than two arguments.
10146 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
10147 critical pred edges.
10148 (ifcvt_split_critical_edges): support phis with more than two
10149 arguments by checking new parameter. only split critical edges
10151 (tree_if_conversion): handle simd pragma marked loop using new
10152 local variable aggressive_if_conv. check any_complicated_phi.
10154 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10156 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
10159 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10161 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
10164 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
10166 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
10167 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
10168 define_insn_and_split.
10169 (mulsi3_i): New define_insn_and_split.
10170 (mulsi3_call): Convert to define_insn.
10171 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
10172 Remove constraints.
10174 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
10176 * machmode.h (mode_complex): Add support to give the complex mode
10178 (GET_MODE_COMPLEX_MODE): Likewise.
10179 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
10180 stored by build_complex_type and gfc_build_complex_type instead of
10181 trying to figure out the appropriate mode based on the size. Raise
10182 an assertion error, if the type was not set.
10183 * genmodes.c (struct mode_data): Add field for the complex type of
10185 (blank_mode): Likewise.
10186 (make_complex_modes): Remember the complex mode created in the
10188 (emit_mode_complex): Write out the mode_complex array to map a
10189 type mode to the complex version.
10190 (emit_insn_modes_c): Likewise.
10191 * tree.c (build_complex_type): Set the complex type to use before
10192 calling layout_type.
10193 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
10194 support for __float128 complex datatypes.
10195 (rs6000_hard_regno_mode_ok): Likewise.
10196 (rs6000_setup_reg_addr_masks): Likewise.
10197 (rs6000_complex_function_value): Likewise.
10198 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
10199 __float128 and __ibm128 complex.
10200 (FLOAT128_IBM_P): Likewise.
10201 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10202 * doc/extend.texi (Additional Floating Types): Document that
10203 -mfloat128 must be used to enable __float128. Document complex
10204 __float128 and __ibm128 support.
10206 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10209 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
10210 char/short arguments promoted to int because of promote_prototypes.
10212 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10214 * config/i386/predicates.md (register_ssemem_operand): New predicate.
10215 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
10216 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
10217 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
10218 alternatives using "enabled" attribute. Use register_ssemem_operand
10219 as operand 1 predicate.
10220 (*cmpi<unord>xf_i387): Split XFmode pattern from
10221 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
10222 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
10223 *absneg<mode>2_i387. Disable unsupported alternatives using
10224 "enabled" attribute.
10225 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
10227 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10229 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
10231 (oacc_loop_process): Check mask for loop termination.
10233 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10235 * cif-code.def (CIF_THUNK): Add.
10236 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
10239 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10241 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
10242 (dump_inline_summary): Dump it.
10243 (fp_expression_p): New predicate.
10244 (estimate_function_body_sizes): Use it.
10245 (inline_merge_summary): Merge fp_expressions.
10246 (inline_read_section): Read fp_expressions.
10247 (inline_write_summary): Write fp_expressions.
10248 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
10249 codegen boundary if either caller or callee is !fp_expressions.
10250 * ipa-inline.h (inline_summary): Add fp_expressions.
10251 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
10252 to fp_expressions be sure the fp generation flags are updated.
10254 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10256 PR rtl-optimization/70467
10257 * cse.c (cse_insn): Handle no-op MEM moves after folding.
10259 PR rtl-optimization/70467
10260 * ipa-pure-const.c (check_call): Handle internal calls even in
10261 ipa mode like in local mode.
10263 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
10265 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
10267 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10269 * match.pd (X u< X, X u> X): New transformations.
10271 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10273 * flag-types.h (enum warn_strict_overflow_code): Move ...
10274 * coretypes.h: ... here.
10275 * fold-const.h (fold_overflow_warning): Declare.
10276 * fold-const.c (fold_overflow_warning): Make non-static.
10277 (fold_comparison): Move the transformation of X +- C1 CMP C2
10278 into X CMP C2 -+ C1 ...
10279 * match.pd: ... here.
10280 * gimple-fold.c (fold_stmt_1): Protect with
10281 fold_defer_overflow_warnings.
10283 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10285 * omp-low.c (struct oacc_loop): Add 'inner' field.
10286 (new_oacc_loop_raw): Initialize it to zero.
10287 (oacc_loop_fixed_partitions): Initialize it.
10288 (oacc_loop_auto_partitions): Partition outermost loop to outermost
10289 available partitioning.
10291 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10293 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
10295 (umulsidi3): Likewise.
10296 (indirect_jump): Fix jump instruction assembly patterns.
10298 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
10301 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
10302 (nvptx_function_value): Assert non-NULL cfun.
10304 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
10306 PR rtl-optimization/70886
10307 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
10309 * cselib.h (rtx_equal_for_cselib_1): Declare.
10310 (rtx_equal_for_cselib_p: New inline function.
10311 * cselib.c (rtx_equal_for_cselib_p): Delete.
10312 (rtx_equal_for_cselib_1): Make public.
10314 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10316 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
10317 (register_mixssei387nonimm_operand): Remove predicate.
10318 * config/i386/i386.md (*fop_<mode>_comm): Merge from
10319 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
10320 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
10321 for TARGET_MIX_SSE_I387 alternatives.
10322 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
10323 Disable unsupported alternatives using "enabled" attribute. Use
10324 nonimm_ssenomem_operand as operand 1 predicate. Also check
10325 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
10327 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10329 * tree.c (cst_and_fits_in_hwi): Simplify.
10331 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10333 * tree.h (wi::to_wide): New function.
10334 * expr.c (expand_expr_real_1): Use wi::to_wide.
10335 * fold-const.c (int_const_binop_1): Likewise.
10336 (extract_muldiv_1): Likewise.
10338 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10340 * wide-int.h: Update offset_int and widest_int documentation.
10341 (WI_SIGNED_SHIFT_RESULT): New macro.
10342 (wi::binary_shift): Define signed_shift_result_type for
10343 shifts on offset_int- and widest_int-like types.
10344 (generic_wide_int): Support <<= and >>= if << and >> are supported.
10345 * tree.h (int_bit_position): Use shift operators instead of wi::
10347 * alias.c (adjust_offset_for_component_ref): Likewise.
10348 * expr.c (get_inner_reference): Likewise.
10349 * fold-const.c (fold_comparison): Likewise.
10350 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
10351 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
10352 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10353 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
10354 (stmt_kills_ref_p): Likewise.
10355 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
10356 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10358 (ao_ref_init_from_vn_reference): Likewise.
10360 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10362 * wide-int.h: Update offset_int and widest_int documentation.
10363 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
10364 (wi::binary_traits): Allow ordered comparisons between offset_int and
10365 offset_int, between widest_int and widest_int, and between either
10366 of these types and basic C types.
10367 (operator <, <=, >, >=): Define for the same combinations.
10368 * tree.h (tree_int_cst_lt): Use comparison operators instead
10369 of wi:: comparisons.
10370 (tree_int_cst_le): Likewise.
10371 * gimple-fold.c (fold_array_ctor_reference): Likewise.
10372 (fold_nonarray_ctor_reference): Likewise.
10373 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
10374 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
10375 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
10376 * tree-sra.c (completely_scalarize): Likewise.
10377 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
10378 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
10379 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
10380 (check_for_binary_op_overflow): Likewise.
10381 (search_for_addr_array): Likewise.
10382 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
10384 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10386 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
10387 (arc_save_restore): Likewise.
10388 (arc_dwarf_register_span): Likewise.
10389 (arc_output_pic_addr_const): Initialize suffix variable.
10391 2016-05-02 Martin Liska <mliska@suse.cz>
10393 * symbol-summary.h (function_summary::function_summary):
10394 Remove checking assert for all cgraph nodes.
10395 (function_summary::get): Check summary_uid.
10396 (symtab_insertion): Check summary_uid.
10398 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10400 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
10401 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
10402 bmaskn instruction.
10403 (arc_dwarf_register_span): Remove enum keyword.
10404 (compact_memory_operand_p): New function.
10405 * config/arc/arc.h (reg_class): Add code density register classes.
10406 (REG_CLASS_NAMES): Likewise.
10407 (REG_CLASS_CONTENTS): Likewise.
10408 * config/arc/arc.md (*movqi_insn): Add code density instructions.
10409 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
10410 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
10411 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
10412 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
10414 (h, Rcd, Rsd, Rzd): New register constraints.
10415 (T): Use compact_memory_operand_p function.
10416 * config/arc/predicates.md (compact_load_memory_operand): Remove.
10418 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10420 * config/sh/sh.md (*negnegt, *movtt): Remove.
10422 2016-05-02 Marek Polacek <polacek@redhat.com>
10423 Tom de Vries <tom@codesourcery.com>
10425 PR tree-optimization/70700
10426 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
10427 bigger than FIRST_REF_NODE.
10429 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10432 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
10434 (prepare_cbranch_operands): Don't use scratch register. Assume that
10435 function is used when pseudos can be created.
10436 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
10437 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
10438 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
10439 define_expand. Allow it only when pseudos can be created.
10440 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
10442 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/constraints.md (BC): Only allow -1 operands.
10445 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
10446 Add "enabled" attribute. Update XI mode attribute calculation.
10447 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
10448 (*movoi_internal_avx): Update XI mode attribute calculation.
10449 (*movti_internal): Ditto.
10451 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10453 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
10454 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
10456 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
10458 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
10459 statement on instruction code. Remove trailing spaces.
10460 (altivec_expand_stv_builtin): Likewise.
10462 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10464 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
10465 (TARGET_FPU_DOUBLE): Simplify.
10466 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
10467 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
10468 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
10469 with 'TARGET_FPU_DOUBLE'.
10470 * config/sh/sh.md: Likewise.
10472 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
10474 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
10475 SH_DIV_STR_FOR_SIZE): Remove.
10476 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
10477 SH_DIV_STR_FOR_SIZE): Remove.
10479 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10481 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
10482 logical_reg_operand): Delete.
10483 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
10484 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
10485 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
10486 match_operand and match_test.
10487 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
10488 variables on their first use. Return bool values.
10489 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
10490 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
10491 arith_reg_operand for input operand. Remove empty constraints.
10493 (*xorsi3_compact): Rename to xorsi3.
10494 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
10495 (*zero_extend<mode>si2_disp_mem): Update comment.
10498 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10500 * config/sh/t-sh: Remove SH5 support.
10501 * config.gcc: Likewise.
10502 * configure: Likewise.
10504 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10506 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
10508 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10510 * config/sh/sh.c (register_sh_passes, sh_option_override,
10511 sh_print_operand, prepare_move_operands,
10512 sh_can_follow_jump): Remove TARGET_SH1 checks.
10513 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
10514 PROMOTE_MODE): Likewise.
10515 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
10518 2016-04-30 Alan Modra <amodra@gmail.com>
10520 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
10521 restoring when fixed_reg_p, but allow out-of-line or stmw save.
10522 Check for user regs later to avoid unnecessary looping over regs.
10523 Merge user reg check with non-saved reg check. Don't force
10524 inline VR restore when static chain used.
10525 (rs6000_frame_related): Omit eh_frame info for user regs when
10527 (fixed_regs_p): Delete.
10529 2016-04-30 Alan Modra <amodra@gmail.com>
10531 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
10532 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
10535 2016-04-30 Alan Modra <amodra@gmail.com>
10538 * config/rs6000/rs6000.c (fixed_reg_p): New function.
10539 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
10542 2016-04-30 Alan Modra <amodra@gmail.com>
10544 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10545 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
10546 flag_pic test for Darwin.
10548 2016-04-30 Alan Modra <amodra@gmail.com>
10550 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
10551 throw_calls_crossed.
10552 (REG_FREQ_CALLS_CROSSED): Delete.
10553 (REG_N_THROWING_CALLS_CROSSED): Delete.
10554 * regstat.c (regstat_bb_compute_ri): Don't calculate
10555 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
10556 (dump_reg_info): Don't print call cross frequency.
10557 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
10558 and REG_N_THROWING_CALLS_CROSSED.
10560 2016-04-30 Alan Modra <amodra@gmail.com>
10562 * regs.h (struct reg_info_t): Delete live_length.
10563 (REG_LIVE_LENGTH): Delete macro.
10564 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
10565 local_live, local_processed and local_live_last_luid params.
10566 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
10568 (regstat_compute_ri): Adjust for above. Don't set
10570 (dump_reg_info): Don't print live length.
10571 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
10572 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
10573 Localize loop_depth var.
10575 2016-04-30 Alan Modra <amodra@gmail.com>
10577 * ira.c (enum valid_equiv): New.
10578 (validate_equiv_mem): Return enum.
10579 (update_equiv_mem): Create replacement in more cases.
10580 (add_store_equivs): Update validate_equiv_mem call.
10582 2016-04-30 Alan Modra <amodra@gmail.com>
10584 * ira.c (combine_and_move_insns): Rather than scanning insns,
10585 use DF infrastucture to find use and def insns.
10587 2016-04-30 Alan Modra <amodra@gmail.com>
10589 ira.c (combine_and_move_insns): Move invariant conditions..
10590 (ira.c): ..to here. Call combine_and_move_insns before
10591 add_store_equivs. Call grow_reg_equivs later. Allocate
10592 req_equiv later using max_reg_num() rather than global max_regno.
10593 (contains_replace_regs): Delete.
10594 (add_store_equivs): Remove contains_replace_regs test.
10596 2016-04-30 Alan Modra <amodra@gmail.com>
10598 * ira.c (struct equiv_mem_data): New.
10599 (equiv_mem, equiv_mem_modified): Delete static vars.
10600 (validate_equiv_mem_from_store): Use "data" param to communicate..
10601 (validate_equiv_mem): ..from here.
10603 2016-04-30 Alan Modra <amodra@gmail.com>
10605 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
10607 (update_reg_equivs): ..here. Move allocation and freeing of
10608 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
10609 end_alias_analysis to..
10612 2016-04-30 Alan Modra <amodra@gmail.com>
10614 * ira.c (pdx_subregs): Delete.
10615 (struct equivalence): Add pdx_subregs field.
10616 (set_paradoxical_subreg): Remove pdx_subregs param. Update
10617 pdx_subregs access.
10618 (update_equiv_regs): Don't create or free pdx_subregs. Update
10619 pdx_subregs access.
10621 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10623 * config/rs6000/altivec.h: Change definitions of vec_xl and
10625 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
10626 (LD_ELEMREV_V2DI): New.
10627 (LD_ELEMREV_V4SF): New.
10628 (LD_ELEMREV_V4SI): New.
10629 (LD_ELEMREV_V8HI): New.
10630 (LD_ELEMREV_V16QI): New.
10631 (ST_ELEMREV_V2DF): New.
10632 (ST_ELEMREV_V2DI): New.
10633 (ST_ELEMREV_V4SF): New.
10634 (ST_ELEMREV_V4SI): New.
10635 (ST_ELEMREV_V8HI): New.
10636 (ST_ELEMREV_V16QI): New.
10639 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10640 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
10641 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
10642 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
10643 (altivec_expand_builtin): Add handling for
10644 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
10645 (rs6000_invalid_builtin): Add error-checking for
10646 RS6000_BTM_P9_VECTOR.
10647 (altivec_init_builtins): Define builtins used to implement vec_xl
10649 (rs6000_builtin_mask_names): Define power9-vector.
10650 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
10651 (RS6000_BTM_P9_VECTOR): Define.
10652 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
10653 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
10654 (vsx_ld_elemrev_v2df): Likewise.
10655 (vsx_ld_elemrev_v4sf): Likewise.
10656 (vsx_ld_elemrev_v4si): Likewise.
10657 (vsx_ld_elemrev_v8hi): Likewise.
10658 (vsx_ld_elemrev_v16qi): Likewise.
10659 (vsx_st_elemrev_v2df): Likewise.
10660 (vsx_st_elemrev_v2di): Likewise.
10661 (vsx_st_elemrev_v4sf): Likewise.
10662 (vsx_st_elemrev_v4si): Likewise.
10663 (vsx_st_elemrev_v8hi): Likewise.
10664 (vsx_st_elemrev_v16qi): Likewise.
10665 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
10668 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
10670 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
10672 (simplify_control_stmt_condition_1): ... here. Recurse into
10673 BIT_AND_EXPRs and BIT_IOR_EXPRs.
10675 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
10678 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
10679 (zero_extendqi<mode>2_dot): Revert earlier conversion from
10680 define_insn_and_split to define_insn.
10681 (zero_extendqi<mode>2_dot2): Same.
10682 (extendqi<mode>2_dot): Same.
10683 (extendqi<mode>2_dot2): Same.
10685 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10687 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
10688 (probe_stack): New expander.
10689 (probe_stack_<mode>): New insn pattern.
10691 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10693 * config/i386/i386.md
10694 (operations with memory inputs setting flags peephole2):
10695 Remove uneeded REG_P checks. Cleanup pattern generation.
10697 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
10699 * tree-vect-loop.c (vect_transform_loop): Fix
10700 nb_iterations_upper_bound computation for vectorized loop.
10702 2016-04-29 Marek Polacek <polacek@redhat.com>
10703 Jakub Jelinek <jakub@redhat.com>
10706 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
10707 TARGET_EXPR_SLOT as a base.
10709 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
10711 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
10712 with 'rCm2' constraints to limit possible immediate size.
10713 (*load_zeroextendqisi_update): Likewise.
10714 (*load_signextendqisi_update): Likewise.
10715 (*loadhi_update): Likewise.
10716 (*load_zeroextendhisi_update): Likewise.
10717 (*load_signextendhisi_update): Likewise.
10718 (*loadsi_update): Likewise.
10719 (*loadsf_update): Likewise.
10721 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/predicates.md (constm1_operand): Fix comparison.
10725 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10727 * testsuite/gcc.target/arc/ieee_eq.c: New test.
10729 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
10731 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
10732 remaining SH5 related settings.
10733 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
10734 shmedia_prepare_call_address): Delete.
10735 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
10736 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
10737 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
10738 UNSUPPORTED_SH2A): Remove m5 checks.
10739 (sh_divide_strategy_e): Remove SH5 division strategies.
10740 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
10741 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
10743 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10745 * config/s390/s390.c (s390_rtx_costs): Update documentation.
10747 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10749 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
10750 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
10751 Change lder to ldr.
10752 * config/s390/vector.md ("mov<mode>"): Likewise.
10754 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
10756 * config/s390/constraints.md ("U", "W"): Invoke
10757 s390_mem_constraint with "ZR" and "ZT".
10758 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
10759 addresses when using LRA. Accept also short displacements for S
10760 and T constraints. Do not check for long displacement target for
10761 S and T constraints.
10762 (s390_mem_constraint): Remove handling of U and W constraints.
10763 * config/s390/s390.md (various patterns): Remove the short
10764 displacement constraints (Q and R) if a long displacement
10765 constraint is present. Add longdisp as required CPU capability.
10766 * config/s390/vector.md: Likewise.
10767 * config/s390/vx-builtins.md: Likewise.
10769 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10772 * reload1.c (reload): Call finish_spills before
10773 restarting reload loop. Skip select_reload_regs
10774 if update_eliminables_and_spill returns true.
10776 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10778 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
10779 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
10780 (umulhisi3_imm): Update predicates and constraint letters.
10781 (umulhisi3_reg): Declare instruction as commutative.
10782 * config/arc/constraints.md (J12, J16): New constraints.
10783 * config/arc/predicates.md (short_unsigned_const_operand): New
10785 (arc_short_operand): Likewise.
10786 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
10788 2016-04-29 Richard Biener <rguenther@suse.de>
10790 PR tree-optimization/13962
10791 PR tree-optimization/65686
10792 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
10793 * tree-ssa-alias.c (ptrs_compare_unequal): New function
10794 using PTA to compare pointers.
10795 * match.pd: Add pattern for pointer equality compare simplification
10796 using ptrs_compare_unequal.
10798 2016-04-29 Richard Biener <rguenther@suse.de>
10800 * stor-layout.c (layout_type): Do not build a pointer-to-element
10803 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10805 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
10806 Use SWI mode iterator. Use general_reg_operand predicate.
10807 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
10808 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
10811 2016-04-29 Jakub Jelinek <jakub@redhat.com>
10813 PR middle-end/70843
10814 * fold-const.c (operand_equal_p): Don't verify hash value equality
10816 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
10819 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10822 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
10823 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
10824 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
10825 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
10826 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
10828 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10830 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
10831 to info. Don't initialize separate fields to 0. Clean up
10834 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/i386.md (peephole2s for operations with memory inputs):
10837 Use SWI mode iterator.
10838 (peephole2s for operations with memory outputs): Ditto.
10839 Do not check for stack checking probe.
10841 (probe_stack): Remove expander.
10843 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10844 Andrew Burgess <andrew.burgess@embecosm.com>
10846 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
10847 operands as 32-bits.
10849 2016-04-28 Jason Merrill <jason@redhat.com>
10851 * gdbinit.in: Skip line-map.h.
10853 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10854 Andrew Burgess <andrew.burgess@embecosm.com>
10856 * config/arc/arc.c (arc_conditional_register_usage): Take
10857 TARGET_RRQ_CLASS into account.
10858 (arc_print_operand): Support printing 'p' and 's' operands.
10859 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
10861 (TARGET_RRQ_CLASS): Define.
10862 (IS_POWEROF2_OR_0_P): Define.
10863 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
10865 (*tst_movb): New define_insn.
10866 (*tst): Avoid recognition if it could prevent '*tst_movb'
10867 combination; replace c/CnL with c/Chs alternative.
10868 (*tst_bitfield_tst): New define_insn.
10869 (*tst_bitfield_asr): New define_insn.
10870 (*tst_bitfield): New define_insn.
10871 (andsi3_i): Add Rrq variant.
10872 (extzv): New define_expand.
10873 (insv): New define_expand.
10874 (*insv_i): New define_insn.
10875 (*movb): New define_insn.
10876 (*movb_signed): New define_insn.
10877 (*movb_high): New define_insn.
10878 (*movb_high_signed): New define_insn.
10879 (*movb_high_signed + 1): New define_split pattern.
10880 (*mrgb): New define_insn.
10881 (*mrgb + 1): New define_peephole2 pattern.
10882 (*mrgb + 2): New define_peephole2 pattern.
10883 * config/arc/arc.opt (mbitops): New option for nps400, uses
10884 TARGET_NPS_BITOPS_DEFAULT.
10885 * config/arc/constraints.md (q): Make register class conditional.
10886 (Rrq): New register constraint.
10887 (Chs): New constraint.
10888 (Clo): New constraint.
10889 (Chi): New constraint.
10890 (Cbf): New constraint.
10891 (Cbn): New constraint.
10892 (C18): New constraint.
10893 (Cbi): New constraint.
10895 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10897 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
10899 (bitmap_intersection_of_preds): Ditto.
10900 (bitmap_union_of_succs): Ditto.
10901 (bitmap_union_of_preds): Ditto.
10902 * sbitmap.c (do_popcount): Delete.
10903 (BITMAP_DEBUGGING): Delete.
10904 (sbitmap_verify_popcount): Delete.
10905 (sbitmap_alloc): Don't initialize the popcount field.
10906 (sbitmap_alloc_with_popcount): Delete.
10907 (sbitmap_resize): Don't resize the popcount array.
10908 (sbitmap_vector_alloc): Don't initialize the popcount field.
10909 (bitmap_copy): Don't copy the popcount array.
10910 (bitmap_clear): Don't clear the popcount array.
10911 (bitmap_clear): Delete the popcount array handling.
10912 (bitmap_ior_and_compl): Delete the popcount assert.
10913 (bitmap_not): Ditto.
10914 (bitmap_and_compl): Ditto.
10915 (bitmap_and): Delete the popcount array handling.
10916 (bitmap_xor): Ditto.
10917 (bitmap_ior): Ditto.
10918 (bitmap_or_and): Delete the popcount assert.
10919 (bitmap_and_or): Ditto.
10920 (popcount_table): Delete.
10921 (sbitmap_elt_popcount): Delete.
10922 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
10923 (bitmap_set_bit): Delete the popcount assert.
10924 (bitmap_clear_bit): Ditto.
10925 (sbitmap_free): Don't free the popcount array.
10926 (sbitmap_alloc_with_popcount): Delete declaration.
10927 (sbitmap_popcount): Ditto.
10929 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10930 Andrew Burgess <andrew.burgess@embecosm.com>
10932 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10933 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10934 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10935 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10936 * config/arc/arc.opt (mcmem): New option.
10937 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10938 supply length for r/m alternative.
10939 (*extendqisi2_ac): Likewise.
10940 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10942 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10943 (movhi_insn): Likewise.
10944 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10945 (*zero_extendqihi2_i): Add r/Ucm alternative.
10946 (*zero_extendqisi2_ac): Likewise.
10947 (*zero_extendhisi2_i): Likewise.
10948 * config/arc/constraints.md (Uex): New memory constraint.
10949 (Ucm): New define_constraint.
10950 * config/arc/predicates.md (long_immediate_loadstore_operand):
10951 Return 0 for MEM with cmem_address address.
10952 (cmem_address_0): New predicates.
10953 (cmem_address_1): Likewise.
10954 (cmem_address_2): Likewise.
10955 (cmem_address): Likewise.
10957 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10959 * config/rs6000/rs6000.c (machine_function): Rename
10960 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10961 (rs6000_stack_info): Adjust.
10963 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10964 Andrew Burgess <andrew.burgess@embecosm.com>
10966 * config/arc/constraints.md (Usd): Convert to define_constraint.
10970 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10973 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10974 Add new peephole2 where the first insn is *mov<mode>_or instead of
10975 *mov<mode>_internal.
10977 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10979 * tracer.c (bb_seen): Make static.
10981 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10983 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10984 support, setup defaults.
10985 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10986 * config/arc/arc.c (arc_init): Add NPS400 support.
10987 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10988 (TARGET_ARC700): NPS400 is also an ARC700.
10989 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10991 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10994 * config/nds32/nds32.md (casesi): Don't access the operands array
10997 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10999 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
11000 (or $-1,reg peephole2): Ditto.
11001 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
11003 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
11005 * doc/extend.texi (Common Function Attributes) [optimize]:
11006 Discourage use of the optimize attribute.
11008 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
11010 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
11011 special case builtin.
11012 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11013 ALTIVEC_BUILTIN_VEC_ADDE.
11014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11015 support for ALTIVEC_BUILTIN_VEC_ADDE.
11016 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11017 for __builtin_vec_adde.
11019 2016-04-28 Jakub Jelinek <jakub@redhat.com>
11021 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
11022 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
11024 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11027 * doc/sourcebuild.texi (Effective-Target Keywords, Other
11028 attributes): Document cilkplus_runtime.
11030 2016-04-28 Martin Jambor <mjambor@suse.cz>
11032 * tree-cfg.c (verify_expr): Verify that local declarations belong to
11033 this function. Call verify_expr on MEM_REFs and bases of other
11034 handled_components.
11036 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11038 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
11039 for WORD_REGISTER_OPERATIONS to runtime check.
11041 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11043 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
11045 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11047 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
11048 big-endian compilation.
11049 * config/arc/arc.md (addf3): Likewise.
11050 (subdf3): Likewise.
11051 (muldf3): Likewise.
11053 2016-04-28 Richard Biener <rguenther@suse.de>
11055 PR tree-optimization/70840
11056 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
11057 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
11058 Mark x * pow(x,c) -> pow(x,c+1) commutative.
11059 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
11061 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11063 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
11064 and explain why in a comment.
11066 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11068 * config/arc/arc.md (cpu_facility): Add fpx variant.
11069 (subdf3): Prohibit use reverse sub when assist operations option
11071 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
11072 instructions only when FPX is enabled.
11073 * testsuite/gcc.target/arc/trsub.c: New test.
11075 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
11077 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
11078 mult_operator when calculating "type" attribute.
11079 (*fop_<mode>_1_i387): Ditto.
11080 (*fop_xf_1_i387): Ditto.
11081 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
11082 Use std::swap to swap operands. Use RTL expressions to generate
11085 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11086 Joern Rennecke <joern.rennecke@embecosm.com>
11088 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
11090 (emit_pic_move): Remove.
11091 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
11092 * config/arc/arc.c (emit_pic_move): Removed.
11093 (TARGET_HAVE_TLS): Define.
11094 (arc_conditional_register_usage): Test for arc_tp_regno.
11095 (arc_print_operand, arc_print_operand_address): Handle TLS
11097 (arc_needs_pcl_p): New function.
11098 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
11099 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
11100 (arc_raw_symbolic_reference_mentioned_p): Likewise.
11101 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
11102 (arc_legitimize_tls_address): Likewise.
11103 (DTPOFF_ZERO_SYM): Define.
11104 (arc_legitimize_pic_address): Make it static, handle TLS cases.
11105 (arc_output_pic_addr_const): Print TLS unspecs.
11106 (prepare_pic_move): New function, replaces emit_pic_move.
11107 (arc_legitimate_constant_p): Handle TLS unspecs.
11108 (arc_legitimate_address_p): Likewise.
11109 (arc_rewrite_small_data_p): Use assert for TLS constants.
11110 (prepare_move_operands): Use prepare_pic_move.
11111 (arc_legitimize_address): Legitimize tls addresses.
11112 (arc_epilogue_uses): Check for arc_tp_regno.
11113 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
11114 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
11116 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
11118 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
11119 %(arc_tls_extra_start_spec).
11120 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
11121 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
11123 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
11124 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
11125 (UNSPEC_TLS_OFF): Add.
11127 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
11128 (get_thread_pointersi): New patterns.
11129 * config/arc/arc.opt (mtp-regno): New option.
11130 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
11131 (move_dest_operand): Likewise.
11132 * configure: Regenerate.
11133 * configure.ac: Add arc*-*-* case to test for tls.
11134 * doc/invoke.texi (ARC options): Document mtp-regno.
11136 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11138 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
11139 the new ARC HS SIMD instructions.
11140 (arc_preferred_simd_mode): New function.
11141 (arc_autovectorize_vector_sizes): Likewise.
11142 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
11143 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11144 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
11145 (arc_init_builtins): Add new SIMD builtin types.
11146 (arc_split_move): Handle 64 bit vector moves.
11147 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
11148 (TARGET_PLUS_QMACW): Define.
11149 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
11150 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
11151 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
11152 (VSUBADD4H): New builtins.
11153 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
11154 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
11156 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
11157 Matthias Klose <doko@debian.org>
11159 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
11161 2016-04-28 Richard Biener <rguenther@suse.de>
11163 PR middle-end/70777
11164 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
11167 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
11169 * common/config/sh/sh-common.c: Remove SH5 support.
11170 * config/sh/constraints.md: Likewise.
11171 * config/sh/config/sh/elf.h: Likewise.
11172 * config/sh/linux.h: Likewise.
11173 * config/sh/netbsd-elf.h: Likewise.
11174 * config/sh/predicates.md: Likewise.
11175 * config/sh/sh-c.c: Likewise.
11176 * config/sh/sh-protos.h: Likewise.
11177 * config/sh/sh.c: Likewise.
11178 * config/sh/sh.h: Likewise.
11179 * config/sh/sh.md: Likewise.
11180 * config/sh/sh.opt: Likewise.
11181 * config/sh/sync.md: Likewise.
11182 * config/sh/sh64.h: Delete.
11183 * config/sh/shmedia.h: Likewise.
11184 * config/sh/shmedia.md: Likewise.
11185 * config/sh/sshmedia.h: Likewise.
11186 * config/sh/t-netbsd-sh5-64: Likewise.
11187 * config/sh/t-sh64: Likewise.
11188 * config/sh/ushmedia.h: Likewise.
11190 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
11192 * config/i386/i386.md (sign_extend to memory peephole2s): Use
11193 general_reg_operand instead of register_operand predicate.
11195 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11197 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
11199 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
11201 * match.pd (A - B > A, A + B < A): New transformations.
11203 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
11205 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
11206 which defaults to true. Emit an outer pair of parentheses only if
11207 EMIT_PARENS. When continuing a chain of && or || (or & or |),
11208 don't emit parentheses for the right-hand operand.
11210 2016-04-27 Jeff Law <law@redhat.com>
11212 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
11214 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11216 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
11217 (altivec_lvx_<mode>_internal): Document.
11218 (altivec_lvx_<mode>_2op): New define_insn.
11219 (altivec_lvx_<mode>_1op): Likewise.
11220 (altivec_lvx_<mode>_2op_si): Likewise.
11221 (altivec_lvx_<mode>_1op_si): Likewise.
11222 (altivec_stvx_<mode>): Remove.
11223 (altivec_stvx_<mode>_internal): Document.
11224 (altivec_stvx_<mode>_2op): New define_insn.
11225 (altivec_stvx_<mode>_1op): Likewise.
11226 (altivec_stvx_<mode>_2op_si): Likewise.
11227 (altivec_stvx_<mode>_1op_si): Likewise.
11228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11229 Expand vec_ld and vec_st during parsing.
11230 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
11232 (altivec_expand_stvx_be): Likewise.
11233 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
11234 address-masking behavior in RTL.
11235 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
11236 address-masking behavior in RTL.
11237 (altivec_expand_builtin): Change builtin code arguments for calls
11238 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
11239 (insn_is_swappable_p): Avoid incorrect swap optimization in the
11240 presence of lvx/stvx patterns.
11241 (alignment_with_canonical_addr): New function.
11242 (alignment_mask): Likewise.
11243 (find_alignment_op): Likewise.
11244 (recombine_lvx_pattern): Likewise.
11245 (recombine_stvx_pattern): Likewise.
11246 (recombine_lvx_stvx_patterns): Likewise.
11247 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
11248 stvx patterns from expand.
11249 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
11251 (vector_altivec_store_<mode>): Likewise.
11253 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
11255 * config/aarch64/aarch64.md
11256 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
11257 remove the "fp" attributes.
11258 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
11259 add the "simd" attributes.
11260 (*movdf_aarch64): Likewise.
11261 (*movtf_aarch64): Remove the "fp" attributes.
11262 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
11263 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
11265 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11267 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
11268 rtx to rtx_code_label *.
11269 * rtl.h (maybe_set_first_label_num): Likewise.
11271 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11273 * df-core.c (df_add_problem): Make the problem param be const.
11274 (df_remove_problem): Make local "problem" be const.
11275 * df-problems.c (problem_RD): Make const.
11276 (problem_LR): Likewise.
11277 (problem_LIVE): Likewise.
11278 (problem_MIR): Likewise.
11279 (problem_CHAIN): Likewise.
11280 (problem_WORD_LR): Likewise.
11281 (problem_NOTE): Likewise.
11282 (problem_MD): Likewise.
11283 * df-scan.c (problem_SCAN): Likewise.
11284 * df.h (struct df_problem): Make field "dependent_problem" be
11286 (struct dataflow): Likewise for field "problem".
11287 (df_add_problem): Make param const.
11289 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11291 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
11292 inter-unit moves to/from vector registers are enabled. Do not disable
11295 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11297 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
11298 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
11300 (enum df_problem_id): ...this new enum.
11301 (struct df_problem): Convert field "id" from "int" to
11302 enum df_problem_id.
11304 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11306 * rtl.def: Update comment for "things in the instruction chain" to
11307 reflect the removal of the leading "i" field for INSN_UID in
11308 r210360. Fix bogus apostrophe.
11310 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11312 * config/i386/i386.md
11313 (lea arith with mem operand + setcc peephole2): Set operator mode.
11315 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
11318 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
11319 (dimode_scalar_to_vector_candidate_p): This.
11320 (timode_scalar_to_vector_candidate_p): New function.
11321 (scalar_to_vector_candidate_p): Likewise.
11322 (timode_check_non_convertible_regs): Likewise.
11323 (timode_remove_non_convertible_regs): Likewise.
11324 (remove_non_convertible_regs): Likewise.
11325 (remove_non_convertible_regs): Renamed to ...
11326 (dimode_remove_non_convertible_regs): This.
11327 (scalar_chain::~scalar_chain): Make it virtual.
11328 (scalar_chain::compute_convert_gain): Make it pure virtual.
11329 (scalar_chain::mark_dual_mode_def): Likewise.
11330 (scalar_chain::convert_insn): Likewise.
11331 (scalar_chain::convert_registers): Likewise.
11332 (scalar_chain::add_to_queue): Make it protected.
11333 (scalar_chain::emit_conversion_insns): Likewise.
11334 (scalar_chain::replace_with_subreg): Likewise.
11335 (scalar_chain::replace_with_subreg_in_insn): Likewise.
11336 (scalar_chain::convert_op): Likewise.
11337 (scalar_chain::convert_reg): Likewise.
11338 (scalar_chain::make_vector_copies): Likewise.
11339 (scalar_chain::convert_registers): New pure virtual function.
11340 (class dimode_scalar_chain): New class.
11341 (class timode_scalar_chain): Likewise.
11342 (scalar_chain::mark_dual_mode_def): Renamed to ...
11343 (dimode_scalar_chain::mark_dual_mode_def): This.
11344 (timode_scalar_chain::mark_dual_mode_def): New function.
11345 (timode_scalar_chain::convert_insn): Likewise.
11346 (dimode_scalar_chain::convert_registers): Likewise.
11347 (scalar_chain::compute_convert_gain): Renamed to ...
11348 (dimode_scalar_chain::compute_convert_gain): This.
11349 (scalar_chain::replace_with_subreg): Renamed to ...
11350 (dimode_scalar_chain::replace_with_subreg): This.
11351 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
11352 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
11353 (scalar_chain::make_vector_copies): Renamed to ...
11354 (dimode_scalar_chain::make_vector_copies): This.
11355 (scalar_chain::convert_reg): Renamed to ...
11356 (dimode_scalar_chain::convert_reg ): This.
11357 (scalar_chain::convert_op): Renamed to ...
11358 (dimode_scalar_chain::convert_op): This.
11359 (scalar_chain::convert_insn): Renamed to ...
11360 (dimode_scalar_chain::convert_insn): This.
11361 (scalar_chain::convert): Call convert_registers.
11362 (convert_scalars_to_vector): Change to scalar_chain pointer to
11363 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
11364 in 32-bit mode. Delete scalar_chain pointer. Call
11365 free_dominance_info in 64-bit mode.
11366 (pass_stv::gate): Remove TARGET_64BIT check.
11367 (ix86_option_override): Put the 64-bit STV pass before the CSE
11370 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
11372 * dwarf2out.h (struct dw_loc_descr_node): Remove the
11373 dw_loc_frame_offset field.
11374 * dwarf2out.c (new_loc_descr): Likewise.
11375 (resolve_args_picking_1): Turn the VISITED hash set into a
11376 FRAME_OFFSET hash map. Use it to associate a frame offset to
11377 visited nodes. Remove uses of the CHECKING_P macro.
11378 (resolve_args_picking): Update call to resolve_args_picking_1.
11380 2016-04-27 Martin Liska <mliska@suse.cz>
11382 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
11383 (free_loop_data): Release vuses of groups.
11385 2016-04-27 Bin Cheng <bin.cheng@arm.com>
11387 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
11388 instead of redundant use_id and boolean have_use_for.
11389 (struct iv_use): Change sub_id into group_id. Remove field next.
11390 Move fields: related_cands, n_map_members, cost_map and selected
11392 (struct iv_group): ... here. New structure.
11393 (struct iv_common_cand): Use structure declaration directly.
11394 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
11395 (MAX_CONSIDERED_USES): Rename macro to ...
11396 (MAX_CONSIDERED_GROUPS): ... here.
11397 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
11398 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
11399 (dump_uses): Rename to ...
11400 (dump_groups): ... here. Update all uses.
11401 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
11402 (find_induction_variables): Refactor format of dump information.
11403 (record_sub_use): Delete.
11404 (record_use): Update all uses.
11405 (record_group): New function.
11406 (record_group_use, find_interesting_uses_op): Call above functions.
11408 (find_interesting_uses_cond): Ditto.
11409 (group_compare_offset): New function.
11410 (split_all_small_groups): Rename to ...
11411 (split_small_address_groups_p): ... here. Update all uses.
11412 (split_address_groups): Update all uses.
11413 (find_interesting_uses): Refactor format of dump information.
11414 (add_candidate_1): Update all uses. Remove redundant check on iv,
11416 (add_candidate, record_common_cand): Remove redundant assert.
11417 (add_iv_candidate_for_biv): Update use.
11418 (add_iv_candidate_derived_from_uses): Update all uses.
11419 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
11420 (alloc_use_cost_map): Ditto.
11421 (set_use_iv_cost, get_use_iv_cost): Rename to ...
11422 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
11423 (determine_use_iv_cost_generic): Ditto.
11424 (determine_group_iv_cost_generic): Ditto.
11425 (determine_use_iv_cost_address): Ditto.
11426 (determine_group_iv_cost_address): Ditto.
11427 (determine_use_iv_cost_condition): Ditto.
11428 (determine_group_iv_cost_cond): Ditto.
11429 (determine_use_iv_cost): Ditto.
11430 (determine_group_iv_cost): Ditto.
11431 (set_autoinc_for_original_candidates): Update all uses.
11432 (find_iv_candidates): Update all uses. Refactor dump information.
11433 (determine_use_iv_costs): Ditto.
11434 (determine_iv_costs): Ditto.
11435 (iv_ca_cand_for_use): Rename to ...
11436 (iv_ca_cand_for_group): ... here. Update all uses.
11437 (iv_ca_add_use, iv_ca_add_group): Ditto.
11438 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
11439 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
11440 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
11441 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
11442 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
11443 (create_new_iv, adjust_iv_update_pos): Ditto.
11444 (rewrite_use_address): Delete.
11445 (rewrite_use_address_1): Rename to ...
11446 (rewrite_use_address): ... here.
11447 (rewrite_use_compare): Update all uses.
11448 (rewrite_use): Delete.
11449 (rewrite_uses): Rename to ...
11450 (rewrite_groups): ... here. Update all uses.
11451 (remove_unused_ivs, free_loop_data): Update all uses.
11452 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
11454 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11456 * rtlanal.c (nonzero_bits1): Convert preprocessor check
11457 for WORD_REGISTER_OPERATIONS to runtime check.
11459 2016-04-27 Richard Biener <rguenther@suse.de>
11462 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
11463 aggregate_value_p to determine if a function result is
11464 returned by reference.
11465 (ipa_pta_execute): Functions having their address taken are
11466 not automatically nonlocal.
11468 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11471 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
11472 * fold-const.c (operand_equal_p): If flag_checking and
11473 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
11474 and if it returns non-zero, assert iterative_hash_expr on both
11477 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11479 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
11481 2016-04-27 Nick Clifton <nickc@redhat.com>
11483 PR middle-end/49889
11484 * varasm.c (merge_weak): Generate an error if an attempt is made
11485 to convert a non-weak static function into a weak, public function.
11487 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11489 * params.def (MAX_PARTITION_SIZE): New param.
11490 * doc/invoke.texi: Document lto-max-partition.
11492 2016-04-27 Richard Biener <rguenther@suse.de>
11495 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
11496 function cummulating used_from_other_partition, externally_visible
11497 and force_output from aliases.
11498 (refered_from_nonlocal_var): Likewise.
11499 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
11500 node flags properly.
11502 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11504 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
11505 (-Wmemset-elt-size): New item.
11507 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
11510 * stor-layout.h (internal_reference_types): Delete.
11511 * stor-layout.c (reference_types_internal): Likewise.
11512 (internal_reference_types): Likewise.
11513 (layout_type) <REFERENCE_TYPE>: Adjust.
11515 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11518 * tree.h (inchash::add_expr): Add FLAGS argument.
11519 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
11520 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
11521 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
11522 Formatting fix. Adjust recursive calls. For tcc_comparison,
11523 if swap_tree_comparison (code) is smaller than code, hash that
11524 and arguments in the other order. Hash CONVERT_EXPR the same
11525 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
11526 of ADDR_EXPR of decl as the decl itself. Add or remove
11527 OEP_ADDRESS_OF from recursive flags as needed. For
11528 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
11529 operands commutatively and only the third one normally.
11530 For internal CALL_EXPR hash in CALL_EXPR_IFN.
11532 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11534 * config/rtems.h (LIB_SPEC): Add -latomic.
11536 2016-04-27 Joel Sherrill <joel@rtems.org>
11538 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
11539 xilink.ld and flags not relevant to RTEMS.
11541 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
11543 * toplev.c (backend_init_target): Avoid calling init_reload when using
11546 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11548 * reorg.c (try_merge_delay_insns): Declare i and j inside the
11549 for loops rather than one for the whole function.
11551 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11553 * match.pd (X + CST CMP X): New transformation.
11555 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11557 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
11558 * fold-const.c (fold_binary_loc): Remove 2 transformations
11559 superseded by match.pd.
11560 * match.pd (x+x -> x*2): Generalize to integers.
11562 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
11564 * config/i386/i386.md (operation on memory peephole): Duplicate an
11565 existing peephole and adapt it to match lea rather than an operation
11568 PR rtl-optimization/57193
11569 * opts.c (default_options_table): Add OPT_frename_registers at -O2
11571 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
11573 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11575 * tree-if-conv.c (any_pred_load_store): New static variable.
11576 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
11577 any_pred_load_store instead of and_mask_load_store.
11578 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
11579 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
11580 (combine_blocks, tree_if_conversion): Ditto.
11582 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11584 PR tree-optimization/70771
11585 PR tree-optimization/70775
11586 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
11587 virtual PHI nodes. Delete parameter.
11588 (if_convertible_loop_p_1): Delete argument to above function.
11589 (predicate_all_scalar_phis): Delete code handling single-argument
11591 (tree_if_conversion): Mark and update virtual SSA.
11593 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11596 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
11597 (x86_elf_aligned_common): Rename to ...
11598 (x86_elf_aligned_decl_common): ... this.
11599 Add decl arg. Switch to .lbss for largecomm object. Use
11600 LARGECOMM_SECTION_ASM_OP.
11601 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
11603 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
11604 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
11606 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
11607 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
11609 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11612 * config/i386/i386.c (SECTION_LARGE): Define.
11613 (x86_64_elf_select_section): Set it for large data/bss sections.
11614 Only clear SECTION_WRITE for .lrodata.
11615 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
11617 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
11618 * varasm.c (default_elf_asm_named_section): Grow flagchars.
11619 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
11621 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
11622 * doc/tm.texi: Regenerate.
11624 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11627 * configure.ac (--enable-checking): Document extra flag, for
11628 non-release builds default to --enable-checking=yes,extra.
11629 If misc checking and extra checking, define CHECKING_P to 2 instead
11631 * common.opt (fchecking=): Add.
11632 * doc/invoke.texi (-fchecking=): Document.
11633 * doc/install.texi: Document --enable-checking changes.
11634 * configure: Regenerated.
11635 * config.in: Regenerated.
11637 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11639 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
11640 attribute instead of which_alternative.
11641 * config/i386/sse.md (*mov<mode>_internal): Ditto.
11642 Use EXT_REX_SSE_REG_P where appropriate.
11644 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/predicates.md (const0_operand): Do not match
11647 const_wide_int code.
11648 (const1_operand): Ditto.
11650 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11652 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
11653 for SSE constm1 operands and TARGET_AVX512VL.
11654 (*movti_internal): Ditto.
11655 (*mov<mode>_or): Use constm1_operand predicate.
11656 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
11657 for SSE vector_all_ones operands and TARGET_AVX512VL.
11658 * config/i386/predicates.md (constm1_operand): New predicate.
11659 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
11660 emission of constant -1 load.
11662 2016-04-25 Jason Merrill <jason@redhat.com>
11664 * gdbinit.in: Skip is-a.h.
11666 * attribs.c (register_scoped_attributes): Fix logic.
11667 * attribs.h: Declare register_scoped_attributes.
11669 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11671 * config/rs6000/rs6000-builtin.def: Correct pasto error for
11672 stxvd2x and stxvw4x built-in functions.
11674 2016-04-25 DJ Delorie <dj@redhat.com>
11676 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
11677 (ashrhi3): Likewise.
11678 (lshrhi3): Likewise.
11680 2016-04-25 Richard Biener <rguenther@suse.de>
11682 PR tree-optimization/70780
11683 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
11684 wasn't visited yet.
11685 (compute_antic): Mark blocks with abnormal preds as visited as
11686 they have a final empty antic-in solution already.
11688 2016-04-25 Michael Collison <michael.collison@linaro.org>
11690 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
11692 2016-04-25 Michael Collison <michael.collison@linaro.org>
11694 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
11695 mode is VQI to improve mixed mode vectorization.
11696 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
11697 define_insn to match low half of signed vaddw.
11698 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
11699 define_insn to match high half of signed vaddw.
11700 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
11701 define_insn to match low half of unsigned vaddw.
11702 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
11703 define_insn to match high half of unsigned vaddw.
11704 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
11705 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11706 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
11708 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11709 * config/arm/predicates.md (vect_par_constant_high): Support
11710 big endian and simplify by calling
11711 arm_simd_check_vect_par_cnst_half
11712 (vect_par_constant_low): Likewise.
11714 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11716 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
11717 predicate for operand 2.
11719 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
11720 H.J. Lu <hongjiu.lu@intel.com>
11722 * config/i386/i386-protos.h (standard_sse_constant_p): Add
11723 machine_mode argument.
11724 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
11725 constm1_rtx operands. For VOIDmode constants, get mode from
11726 pred_mode. Check mode size if the mode is supported by ABI.
11727 (standard_sse_constant_opcode): Do not use standard_constant_p.
11728 Strictly check ABI support for all-ones operands.
11729 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
11730 immediates. Update calls to standard_sse_constant_p.
11731 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
11732 (ix86_rtx_costs): Ditto.
11733 * config/i386/i386.md (*movxi_internal_avx512f): Use
11734 nonimmediate_or_sse_const_operand instead of vector_move_operand.
11735 Use (v,BC) alternative instead of (v,C). Use register_operand
11736 checks instead of MEM_P.
11737 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
11738 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
11739 isa attribute. Use register_operand checks instead of MEM_P.
11740 (*movti_internal): Use nonimmediate_or_sse_const_operand for
11741 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
11742 alternative and corresponding sse2 isa attribute.
11743 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
11744 to standard_sse_constant_p.
11745 (FP constant splitters): Ditto.
11746 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
11748 * config/i386/predicates.md (constm1_operand): Remove.
11749 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
11750 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
11751 vector_all_ones_operand instead of constm1_operand.
11753 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11755 * print-rtl.c (print_rtx_insn_vec): New function.
11756 * print-rtl.h: New prototype.
11757 * store-motion.c (struct st_expr): Make avail_stores a vector.
11758 (st_expr_entry): Adjust.
11759 (free_st_expr_entry): Likewise.
11760 (print_store_motion_mems): Likewise.
11761 (find_moveable_store): Likewise.
11762 (compute_store_table): Likewise.
11763 (delete_store): Likewise.
11764 (build_store_vectors): Likewise.
11766 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11768 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
11770 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11772 * vec.h (vec_safe_contains): New function.
11773 (vec::contains): Likewise.
11774 (vec::begin): Likewise.
11775 (vec::end): Likewise.
11777 2016-04-23 Jakub Jelinek <jakub@redhat.com>
11780 * cfgexpand.c (expand_stack_vars): Fix typo.
11782 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11784 * system.h (list, map, set, vector): Include conditionally.
11785 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
11786 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
11787 * ipa-icf.c (INCLUDE_LIST): Define.
11788 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
11789 * config/sh/sh.c (INCLUDE_VECTOR): Define.
11790 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
11791 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
11792 * cp/logic.cc (INCLUDE_LIST): Define.
11793 * fortran/trans-common.c (INCLUDE_MAP): Define.
11795 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11797 * auto-profile.c: Remove <string.h> include.
11798 * ipa-icf-gimple.c: Remove <list> include.
11799 * diagnostic.c: Remove <new> include.
11800 * genmatch.c: Likewise.
11801 * pretty-print.c: Likewise.
11802 * toplev.c: Likewise
11803 * c/c-objc-common.c: Likewise.
11804 * cp/error.c: Likewise.
11805 * fortran/error.c: Likewise.
11807 2016-04-22 Richard Biener <rguenther@suse.de>
11809 * lto-streamer-in.c (input_ssa_names): Do not allocate
11810 GIMPLE_NOP for all SSA names.
11811 * lto-streamer-out.c (output_ssa_names): Do not output
11812 SSA names that should have been released.
11814 2016-04-22 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/70740
11817 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
11820 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
11823 * config/i386/predicates.md (call_insn_operand): Replace
11824 sibcall_memory_operand with memory_operand.
11826 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
11828 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
11829 has_single_use() tests.
11830 (register_edge_assert_for_1): Likewise.
11831 (find_assert_locations_1): Check the liveness bitmap instead of
11832 checking has_single_use().
11834 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
11837 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
11838 Extract AVX-512BW constraint from AVX.
11840 2016-04-21 Richard Biener <rguenther@suse.de>
11842 PR tree-optimization/70725
11843 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
11844 for phi_convertible_by_degenerating_args.
11845 (predicate_all_scalar_phis): Handle single-argument PHIs.
11847 2016-04-21 Richard Biener <rguenther@suse.de>
11849 PR middle-end/70747
11850 * fold-const.c (fold_comparison): Return properly typed
11853 2016-04-21 Bin Cheng <bin.cheng@arm.com>
11855 PR tree-optimization/70715
11856 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11857 after expanding BASE using expand_simple_operations.
11859 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11861 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
11862 New transformations.
11864 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11866 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
11868 2016-04-20 Jan Hubicka <jh@suse.cz>
11870 * ipa-inline.c (can_inline_edge_p): Pass caller info to
11871 ultiimate_alias_target.
11872 (update_callee_keys): Likewise.
11873 (lookup_recursive_calls): Likewise.
11874 (speculation_useful_p): Likewise.
11876 2016-04-20 Jan Hubicka <jh@suse.cz>
11879 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
11880 (set_nothrow_flag_1): ... this; handle interposition correctly;
11881 recurse on aliases and thunks.
11882 (cgraph_node::set_nothrow_flag): New.
11883 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
11884 functions compiled with non-call exceptions that binds to current
11886 (propagate_nothrow): Be safe WRT interposition.
11887 * cgraph.h (set_nothrow_flag): Update prototype.
11889 2016-04-18 Jan Hubicka <jh@suse.cz>
11891 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11892 max_loop_iterations_int.
11893 (tree_unswitch_outer_loop): Likewise.
11895 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11897 PR tree-optimization/69489
11898 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
11899 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
11900 Revise dump message.
11901 (if_convertible_bb_p): Remove check on edge count of basic block's
11904 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11906 PR tree-optimization/56625
11907 PR tree-optimization/69489
11908 * tree-data-ref.h (DR_INNERMOST): New macro.
11909 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
11910 hashing struct innermost_loop_behavior.
11911 (ref_DR_map): Remove.
11912 (innermost_DR_map): New map.
11913 (baseref_DR_map): Revise comment.
11914 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
11915 to innermost_DR_map accroding to its innermost loop behavior.
11916 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
11917 to its innermost loop behavior.
11918 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
11919 Add initialization for innermost_DR_map. Record memory reference
11920 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
11921 have innermost loop behavior.
11922 (if_convertible_loop_p): Remove release for ref_DR_map. Release
11925 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
11927 * config/i386/i386.md (*lea<mode>_general_1): Rename from
11928 *lea_general_1. Use explicit SWI12 mode interator.
11929 (*lea<mode>_general_2): Rename from *lea_general_2.
11930 Use explicit SWI12 mode interator.
11931 (*lea<mode>_general_3): Rename from *lea_general_3.
11932 Use explicit SWI12 mode interator.
11933 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11934 Use explicit SWI12 mode interator.
11935 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11936 Use explicit SWI48 mode interator.
11938 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11940 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11941 Short-cut unaligned load and store cases. Handle all integer
11943 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11944 and store cases. Call ix86_avx256_split_vector_move_misalign
11945 directly without checking mode class.
11947 2016-04-20 Andrew Pinski <apinski@cavium.com>
11948 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11951 * config/aarch64/aarch64.md (sibcall): Force call
11952 address to be DImode for ILP32.
11953 (sibcall_value): Likewise.
11955 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11957 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11959 2016-04-20 Richard Biener <rguenther@suse.de>
11961 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11962 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11963 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11964 (maybe_push_res_to_seq): Adjust.
11965 * gimple-fold.c (maybe_build_generic_op): Likewise.
11967 2016-04-20 Marek Polacek <polacek@redhat.com>
11969 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11972 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11974 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11975 use kmovw to support AVX512F target.
11977 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11979 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11981 2016-04-20 Marek Polacek <polacek@redhat.com>
11983 PR tree-optimization/70725
11984 * tree-if-conv.c (is_false_predicate): New function.
11985 (predicate_mem_writes): Use it.
11987 2016-04-20 Richard Biener <rguenther@suse.de>
11989 PR tree-optimization/70726
11990 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11991 shift amounts from a pattern stmt operand.
11993 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11996 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11997 stack_restore_from_fpr pattern when restoring r15.
11998 (s390_optimize_prologue): Strip away the memory barrier in the
11999 parallel when trying to get rid of restore insns.
12000 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
12001 definition for loading the stack pointer from an FPR. Compared to
12002 the normal move insn this pattern includes a full memory barrier.
12004 2016-04-19 Jakub Jelinek <jakub@redhat.com>
12006 PR middle-end/70680
12007 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
12008 implicitly linear or lastprivate iterator on the outer context.
12010 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
12012 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
12014 * config/i386/i386.md (ssememalign): Removed.
12015 * config/i386/sse.md: Remove ssememalign attribute from patterns.
12017 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
12020 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
12021 const short * to __builtin_ia32_loaddquhi512_mask.
12022 (_mm512_maskz_loadu_epi16): Likewise.
12023 (_mm512_mask_storeu_epi16): Pass short * to
12024 __builtin_ia32_storedquhi512_mask.
12025 (_mm512_mask_loadu_epi8): Pass const char * to
12026 __builtin_ia32_loaddquqi512_mask.
12027 (_mm512_maskz_loadu_epi8): Likewise.
12028 (_mm512_mask_storeu_epi8): Pass char * to
12029 __builtin_ia32_storedquqi512_mask.
12030 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
12031 const double * to __builtin_ia32_loadupd512_mask.
12032 (_mm512_mask_loadu_pd): Likewise.
12033 (_mm512_maskz_loadu_pd): Likewise.
12034 (_mm512_storeu_pd): Pass double * to
12035 __builtin_ia32_storeupd512_mask.
12036 (_mm512_mask_storeu_pd): Likewise.
12037 (_mm512_loadu_ps): Pass const float * to
12038 __builtin_ia32_loadups512_mask.
12039 (_mm512_mask_loadu_ps): Likewise.
12040 (_mm512_maskz_loadu_ps): Likewise.
12041 (_mm512_storeu_ps): Pass float * to
12042 __builtin_ia32_storeups512_mask.
12043 (_mm512_mask_storeu_ps): Likewise.
12044 (_mm512_mask_loadu_epi64): Pass const long long * to
12045 __builtin_ia32_loaddqudi512_mask.
12046 (_mm512_maskz_loadu_epi64): Likewise.
12047 (_mm512_mask_storeu_epi64): Pass long long *
12048 to __builtin_ia32_storedqudi512_mask.
12049 (_mm512_loadu_si512): Pass const int * to
12050 __builtin_ia32_loaddqusi512_mask.
12051 (_mm512_mask_loadu_epi32): Likewise.
12052 (_mm512_maskz_loadu_epi32): Likewise.
12053 (_mm512_storeu_si512): Pass int * to
12054 __builtin_ia32_storedqusi512_mask.
12055 (_mm512_mask_storeu_epi32): Likewise.
12056 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
12057 char * to __builtin_ia32_storedquqi256_mask.
12058 (_mm_mask_storeu_epi8): Likewise.
12059 (_mm256_mask_loadu_epi16): Pass const short * to
12060 __builtin_ia32_loaddquhi256_mask.
12061 (_mm256_maskz_loadu_epi16): Likewise.
12062 (_mm_mask_loadu_epi16): Pass const short * to
12063 __builtin_ia32_loaddquhi128_mask.
12064 (_mm_maskz_loadu_epi16): Likewise.
12065 (_mm256_mask_loadu_epi8): Pass const char * to
12066 __builtin_ia32_loaddquqi256_mask.
12067 (_mm256_maskz_loadu_epi8): Likewise.
12068 (_mm_mask_loadu_epi8): Pass const char * to
12069 __builtin_ia32_loaddquqi128_mask.
12070 (_mm_maskz_loadu_epi8): Likewise.
12071 (_mm256_mask_storeu_epi16): Pass short * to.
12072 __builtin_ia32_storedquhi256_mask.
12073 (_mm_mask_storeu_epi16): Pass short * to.
12074 __builtin_ia32_storedquhi128_mask.
12075 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
12076 const double * to __builtin_ia32_loadupd256_mask.
12077 (_mm256_maskz_loadu_pd): Likewise.
12078 (_mm_mask_loadu_pd): Pass onst double * to
12079 __builtin_ia32_loadupd128_mask.
12080 (_mm_maskz_loadu_pd): Likewise.
12081 (_mm256_mask_storeu_pd): Pass double * to
12082 __builtin_ia32_storeupd256_mask.
12083 (_mm_mask_storeu_pd): Pass double * to
12084 __builtin_ia32_storeupd128_mask.
12085 (_mm256_mask_loadu_ps): Pass const float * to
12086 __builtin_ia32_loadups256_mask.
12087 (_mm256_maskz_loadu_ps): Likewise.
12088 (_mm_mask_loadu_ps): Pass const float * to
12089 __builtin_ia32_loadups128_mask.
12090 (_mm_maskz_loadu_ps): Likewise.
12091 (_mm256_mask_storeu_ps): Pass float * to
12092 __builtin_ia32_storeups256_mask.
12093 (_mm_mask_storeu_ps): ass float * to
12094 __builtin_ia32_storeups128_mask.
12095 (_mm256_mask_loadu_epi64): Pass const long long * to
12096 __builtin_ia32_loaddqudi256_mask.
12097 (_mm256_maskz_loadu_epi64): Likewise.
12098 (_mm_mask_loadu_epi64): Pass const long long * to
12099 __builtin_ia32_loaddqudi128_mask.
12100 (_mm_maskz_loadu_epi64): Likewise.
12101 (_mm256_mask_storeu_epi64): Pass long long * to
12102 __builtin_ia32_storedqudi256_mask.
12103 (_mm_mask_storeu_epi64): Pass long long * to
12104 __builtin_ia32_storedqudi128_mask.
12105 (_mm256_mask_loadu_epi32): Pass const int * to
12106 __builtin_ia32_loaddqusi256_mask.
12107 (_mm256_maskz_loadu_epi32): Likewise.
12108 (_mm_mask_loadu_epi32): Pass const int * to
12109 __builtin_ia32_loaddqusi128_mask.
12110 (_mm_maskz_loadu_epi32): Likewise.
12111 (_mm256_mask_storeu_epi32): Pass int * to
12112 __builtin_ia32_storedqusi256_mask.
12113 (_mm_mask_storeu_epi32): Pass int * to
12114 __builtin_ia32_storedqusi128_mask.
12115 * config/i386/i386-builtin-types.def (PCSHORT): New.
12116 (PINT64): Likewise.
12117 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
12118 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
12119 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
12120 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
12121 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
12122 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
12123 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
12124 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
12125 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
12126 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
12127 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
12128 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
12129 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
12130 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
12131 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
12132 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
12133 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
12134 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
12135 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
12136 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
12137 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
12138 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
12139 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
12140 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
12141 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
12142 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
12143 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
12144 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
12145 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
12146 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
12147 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
12148 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
12149 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
12150 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
12151 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
12152 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
12153 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
12154 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
12155 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
12156 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
12157 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
12158 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
12159 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
12160 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
12161 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
12162 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
12163 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
12164 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
12165 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
12167 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
12168 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
12170 (ix86_expand_vector_move_misalign): Likewise.
12171 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
12172 to scalar function prototype for unaligned load/store builtins.
12173 (ix86_expand_special_args_builtin): Updated.
12174 * config/i386/sse.md (UNSPEC_LOADU): Removed.
12175 (UNSPEC_STOREU): Likewise.
12176 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
12177 (VI_ULOADSTORE_F_AVX512VL): Likewise.
12178 (ssescalarsize): Handle V4TI, V2TI and V1TI.
12179 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12180 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12181 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
12182 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
12183 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
12184 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
12185 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
12186 (<avx512>_storedqu<mode>_mask): Likewise.
12187 (*sse4_2_pcmpestr_unaligned): Likewise.
12188 (*sse4_2_pcmpistr_unaligned): Likewise.
12189 (*mov<mode>_internal): Renamed to ...
12190 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
12191 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
12192 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
12193 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
12195 2016-04-19 Richard Biener <rguenther@suse.de>
12197 PR tree-optimization/70171
12198 * tree-ssa-phiprop.c: Include stor-layout.h.
12199 (phiprop_insert_phi): Handle the aggregate copy case.
12200 (propagate_with_phi): Likewise.
12202 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
12204 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
12205 instead of simplify_gen_subreg (... , 0).
12206 (ix86_delegitimize_address): Ditto.
12207 (ix86_split_divmod): Ditto.
12208 (ix86_split_copysign_const): Ditto.
12209 (ix86_split_copysign_var): Ditto.
12210 (ix86_expand_args_builtin): Ditto.
12211 (ix86_expand_round_builtin): Ditto.
12212 (ix86_expand_special_args_builtin): Ditto.
12213 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
12214 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
12215 (udivmodqi4): Ditto.
12216 (absneg splitters): Ditto.
12217 (*jcc_bt<mode>_1): Ditto.
12219 2016-04-19 Richard Biener <rguenther@suse.de>
12221 PR tree-optimization/70724
12222 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
12223 restoring out from ...
12224 (free_scc_vn): ... here.
12225 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
12226 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
12228 (pass_fre::execute): Restore SSA info.
12230 2016-04-19 Richard Biener <rguenther@suse.de>
12232 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
12233 * gimple-walk.c (walk_gimple_op): Initialize it.
12234 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
12235 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
12236 remapping SSA names of defs.
12237 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
12240 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
12242 PR middle-end/70689
12243 * lra-constraints.c (equiv_substition_p): New.
12244 (process_alt_operands): Use it.
12245 (swap_operands): Swap it.
12246 (curr_insn_transform): Update it.
12248 2016-04-18 Michael Matz <matz@suse.de>
12250 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
12251 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
12252 * tree-core.h (tree_type_common.align): Use bit-field.
12253 (tree_type_common.spare): New.
12254 (tree_decl_common.off_align): Make smaller.
12255 (tree_decl_common.align): Use bit-field.
12257 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
12258 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
12259 (scan_sharing_clauses): Ditto.
12260 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12261 (omp_finish_file): Ditto.
12262 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
12263 (layout_decl): Ditto.
12264 (relayout_decl): Ditto.
12265 (finalize_record_size): Use SET_TYPE_ALIGN.
12266 (finalize_type_size): Ditto.
12267 (finish_builtin_struct): Ditto.
12268 (layout_type): Ditto.
12269 (initialize_sizetypes): Ditto.
12270 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
12271 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
12272 (lookup_field_for_decl): Use SET_DECL_ALIGN.
12273 (get_chain_field): Ditto.
12274 (get_trampoline_type): Ditto.
12275 (get_nl_goto_field): Ditto.
12276 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
12278 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
12279 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
12280 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12281 (build_qualified_type): Use SET_TYPE_ALIGN.
12282 (build_aligned_type, build_range_type_1): Ditto.
12283 (build_atomic_base): Ditto.
12284 (build_common_tree_nodes): Ditto.
12285 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
12286 (expand_one_stack_var_at): Ditto.
12287 * coverage.c (build_var): Use SET_DECL_ALIGN.
12288 * except.c (init_eh): Ditto.
12289 * function.c (assign_parm_setup_block): Ditto.
12290 * symtab.c (increase_alignment_1): Ditto.
12291 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
12292 * tree-vect-stmts.c (ensure_base_align): Ditto.
12293 * varasm.c (align_variable): Ditto.
12294 (assemble_variable): Ditto.
12295 (build_constant_desc): Ditto.
12296 (output_constant_def_contents): Ditto.
12298 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
12299 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
12300 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
12301 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
12302 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
12304 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
12307 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
12308 replace %vmovsd with "%vmovq".
12309 (vec_concatv2df): Likewise.
12311 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
12314 (*vec_extractv2si_0): Ditto.
12315 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
12316 (zero_extended_scalar_load_operand splitters): Ditto.
12317 (vec_extract splitters): Ditto.
12318 (*vec_extractv4si_0_zext): Ditto.
12319 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
12320 and lowpart_subreg.
12321 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
12322 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
12323 (*sse4_1_extractps): Use lowpart_subreg.
12324 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
12326 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12328 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
12330 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
12331 Mention Solaris 11 packaging changes.
12332 Update gas and gld requirements.
12333 Remove reference to pre-Solaris 10 bug.
12334 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
12336 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
12339 2016-04-17 Jan Hubicka <jh@suse.cz>
12341 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
12342 max_loop_iterations_int.
12344 2016-04-18 Richard Biener <rguenther@suse.de>
12346 PR tree-optimization/43434
12347 * tree-ssa-structalias.c (struct vls_data): New.
12348 (visit_loadstore): Handle all pointer-based accesses.
12349 (compute_dependence_clique): Compute a bitmap of restrict tags
12350 assigned bases and pass it to visit_loadstore.
12352 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
12355 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
12356 armv8.1-a and armv8.1-a+crc.
12358 2016-04-18 Richard Biener <rguenther@suse.de>
12360 PR tree-optimization/70701
12361 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
12362 references after translating through a memcpy.
12364 2016-04-18 Richard Biener <rguenther@suse.de>
12366 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
12367 (compute_antic): ... here. For partial antic use regular
12368 postorder and scrap iteration.
12369 (compute_partial_antic_aux): Remove unused return value.
12370 (init_pre): Do not allocate postorder.
12371 (fini_pre): Do not free postorder.
12373 2016-04-18 Richard Biener <rguenther@suse.de>
12375 PR middle-end/37870
12376 * expmed.c (extract_bit_field_1): Remove broken case
12377 using a wider MODE_INT mode.
12379 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
12381 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
12382 unless compiling with at least GCC-4.8.
12384 2016-04-17 Jan Hubicka <jh@suse.cz>
12387 * graphite.c (graphite_finalize): Update call to
12388 tree_estimate_probability.
12389 * predict.h (tree_estimate_probability): Update prototype.
12391 2016-04-17 Jan Hubicka <jh@suse.cz>
12393 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
12394 (tree_estimate_probability): Likewise.
12395 (pass_profile::execute): Update.
12396 (report_predictor_hitrates): New function.
12397 * profile.c (compute_branch_probabilities): Use it.
12398 * predict.h (report_predictor_hitrates): Declare.
12400 2016-04-17 Jan Hubicka <jh@suse.cz>
12403 * cgraph.h (cgraph_node::set_const_flag,
12404 cgraph_node::set_pure_flag): Update prototype to return bool;
12406 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
12407 of interposable symbol are interposable, too.
12408 (cgraph_set_const_flag_1): Rename to ...
12409 (set_const_flag_1): ... this one; change to self recursive function
12410 instead of call_for_symbol_thunks_and_aliases. Handle correctly
12411 clearnig the flag in all variants and also virtual thunks of const
12412 functions are pure; track if any change was done.
12413 (cgraph_node::set_const_flag): Update.
12414 (struct set_pure_flag_info): New struct.
12415 (cgraph_set_pure_flag_1): Rename to ...
12416 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
12417 rather than pointer encoded flags; track if any changes was done;
12418 handle correctly clearning flag and setting flag of aliases already
12420 (cgraph_node::set_pure_flag): Update.
12421 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
12423 2016-04-17 Tom de Vries <tom@codesourcery.com>
12426 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
12427 backslash in label.
12429 2016-04-17 Tom de Vries <tom@codesourcery.com>
12431 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
12432 '{}<> ' as escape-for-record.
12434 2016-04-17 Tom de Vries <tom@codesourcery.com>
12436 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
12439 2016-04-17 Tom de Vries <tom@codesourcery.com>
12442 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
12443 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
12444 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
12445 * passes.c (finish_optimization_passes): Only call
12446 finish_graph_dump_file if dfi->graph_dump_initialized.
12447 (execute_function_dump, pass_init_dump_file): Use
12448 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
12450 2016-04-17 Tom de Vries <tom@codesourcery.com>
12452 PR tree-optimization/70256
12453 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
12454 (debug_varmap): New function.
12456 2016-04-17 Tom de Vries <tom@codesourcery.com>
12459 * passes.c (pass_manager::register_pass): Propagate pflags.
12461 2016-04-17 Tom de Vries <tom@codesourcery.com>
12464 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
12465 * passes.c (pass_manager::pass_manager): Declare and init p_start in
12466 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
12467 check if it's equal to p_start.
12468 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
12470 2016-04-15 Jan Hubicka <jh@suse.cz>
12473 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
12474 function does not bind to current def.
12475 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
12476 handle conservatively calls to functions that does not need to bind
12478 (check_call): Update call of worse_state.
12479 (ignore_edge_for_nothrow): Update.
12480 (ignore_edge_for_pure_const): Likewise.
12481 (propagate_pure_const): Update calls to worse_state.
12482 (skip_function_for_local_pure_const): Reformat comments.
12484 2016-04-15 Jan Hubicka <jh@suse.cz>
12487 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
12488 (cgraph_node::function_symbol): Likewise.
12489 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12490 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
12491 (symtab_node::ultimate_alias_target): Add REF parameter.
12492 (symtab_node::binds_to_current_def_p): Declare.
12493 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
12494 (cgraph_node::function_symbol): Likewise.
12495 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12496 (cgraph_node::get_availability): Likewise.
12497 (cgraph_edge::binds_to_current_def_p): New inline function.
12498 (varpool_node::get_availability): Add REF parameter.
12499 (varpool_node::ultimate_alias_target): Likewise.
12500 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
12501 (symtab_node::binds_to_current_def_p): Likewise.
12502 * varpool.c (varpool_node::get_availability): Likewise.
12504 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12507 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
12508 Fix mode size check.
12510 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12512 * BASE-VER: Set to 7.0.0.
12514 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
12516 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
12518 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12520 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
12521 architecture revisions.
12523 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
12525 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
12526 * config/i386/i386.c (ix86_using_red_zone): No longer static.
12527 * config/i386/i386.md (stack decrement to push peepholes): Guard
12528 with !x86_using_red_zone ().
12530 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12533 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
12534 to dump_generic_node.
12535 (NIY): Pass also flags to do_niy.
12537 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
12539 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
12540 (simd_clone_vector_of_formal_parm_types)
12541 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
12542 (simd_clone_mangle, simd_clone_create)
12543 (simd_clone_adjust_return_type, create_tmp_simd_array)
12544 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
12545 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
12546 (ipa_simd_modify_function_body, simd_clone_linear_addend)
12547 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
12548 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
12549 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
12550 * omp-simd-clone.c: ... this new file.
12551 (simd_clone_vector_of_formal_parm_types): Make it static.
12552 * Makefile.in (OBJS): Add omp-simd-clone.o.
12554 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12557 * config/i386/sse.md: Use proper memory operand modifiers.
12560 2016-04-15 Richard Biener <rguenther@suse.de>
12561 Alan Modra <amodra@gmail.com>
12563 PR tree-optimization/70130
12564 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
12565 when alignment stays not the same and no not use the realign
12568 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12571 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12572 direct move handlers for KFmode. Change TFmode handlers test from
12573 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
12575 2016-04-14 Jakub Jelinek <jakub@redhat.com>
12578 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
12579 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
12580 (inlined_polymorphic_ctor_dtor_block_p): Use it.
12581 * tree-ssa-live.c (remove_unused_scope_block_p): When
12582 in_ctor_dtor_block, avoid discarding not just BLOCKs with
12583 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
12584 block_ultimate_origin is FUNCTION_DECL.
12585 (remove_unused_locals): If current_function_decl is
12586 polymorphic_ctor_dtor_p, pass initial true to
12587 remove_unused_scope_block_p' is_ctor_dtor_block.
12589 2016-04-14 Martin Sebor <msebor@redhat.com>
12594 * doc/extend.texi (Variable Length): Revert.
12596 2016-04-14 Marek Polacek <polacek@redhat.com>
12597 Jan Hubicka <hubicka@ucw.cz>
12600 * tree.c (verify_type): Disable the canonical type of main variant
12603 2016-04-14 Jason Merrill <jason@redhat.com>
12605 * cfgexpand.c, expr.c: Revert previous change.
12607 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
12609 PR middle-end/70643
12610 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
12611 when building a mem ref for the incoming reduction variable.
12613 2016-04-14 Richard Biener <rguenther@suse.de>
12615 PR tree-optimization/70614
12616 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
12617 loop if the evolution dropped to chrec_dont_know.
12618 (interpret_condition_phi): Likewise.
12620 2016-04-14 Richard Biener <rguenther@suse.de>
12622 PR tree-optimization/70623
12623 * tree-ssa-pre.c (changed_blocks): Make global ...
12624 (compute_antic): ... local here. Move and fix worklist
12625 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
12626 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
12627 worklist handling, dump when ANTIC_IN changed.
12628 (compute_partial_antic_aux): Remove worklist handling.
12629 (init_pre): Do not compute post dominators. Add a comment about
12630 the CFG order chosen.
12631 (fini_pre): Do not free post dominators.
12633 2016-04-13 Martin Sebor <msebor@redhat.com>
12638 * doc/extend.texi (Variable Length): Document C++ specifics.
12640 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12643 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
12644 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
12645 eh edges have been purged.
12648 * tree-sra.c (create_access_replacement,
12649 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
12651 * tree-pretty-print.c (dump_fancy_name): New function.
12652 (dump_decl_name, dump_generic_node): Use it.
12654 2016-04-13 Jason Merrill <jason@redhat.com>
12656 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
12657 * expr.c (expand_expr_real_1): Likewise.
12659 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
12661 * config/i386/i386.md (kunpckhi): Swap operands.
12662 (kunpcksi): Likewise.
12663 (kunpckdi): Likewise.
12664 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
12665 (vec_pack_trunc_<mode>): Likewise.
12667 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12670 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
12672 PR middle-end/70633
12673 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
12674 gimplification turns some element into non-constant.
12677 * rtl.h (convert_memory_address_addr_space_1): New prototype.
12678 * explow.c (convert_memory_address_addr_space_1): No longer static,
12679 add NO_EMIT argument and don't call convert_modes if true, pass
12680 it down recursively, remove break after return.
12681 (convert_memory_address_addr_space): Adjust caller.
12682 * simplify-rtx.c (simplify_unary_operation_1): Call
12683 convert_memory_address_addr_space_1 instead of convert_memory_address,
12684 if it returns NULL, don't simplify.
12686 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
12689 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
12691 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12693 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12694 Bump the upper SIMDLEN limits, so that if the return type or
12695 characteristic type if the return type is void can be passed in
12696 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
12699 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12702 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
12703 Do not use "=" constraint on an input constraint.
12704 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
12705 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
12706 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
12707 generates (neg (abs ...)) instead of (abs ...).
12709 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12711 PR rtl-optimization/70596
12712 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
12713 just invalidate LRA data and reset them. Adjust dump wording.
12715 2016-04-12 Martin Liska <mliska@suse.cz>
12718 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12720 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12722 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12723 max_loop_iterations_int.
12724 (tree_unswitch_outer_loop): Likewise.
12725 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12726 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12728 2016-04-12 Tom de Vries <tom@codesourcery.com>
12730 PR tree-optimization/68756
12731 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
12732 instead of new_name.
12734 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12736 PR tree-optimization/70602
12737 * tree-sra.c (generate_subtree_copies): Don't write anything into
12738 constant pool decls.
12740 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
12741 regardless whether there are depend clauses or not.
12743 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12746 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
12747 target attribute and pragma from changing the -mfloat128
12748 and -mfloat128-hardware options.
12750 * doc/extend.texi (Additional Floating Types): Document PowerPC
12751 __float128 restrictions.
12753 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12756 * config/aarch64/driver-aarch64.c
12757 (aarch64_get_extension_string_for_isa_flags): New.
12758 (arch_extension): Rename to...
12759 (aarch64_arch_extension): ...This.
12760 (ext_to_feat_string): Rename to...
12761 (aarch64_extensions): ...This.
12762 (aarch64_core_data): Keep track of architecture extension flags.
12763 (cpu_data): Rename to...
12764 (aarch64_cpu_data): ...This.
12765 (aarch64_arch_driver_info): Keep track of architecture extension
12767 (get_arch_name_from_id): Rename to...
12768 (get_arch_from_id): ...This, change return type.
12769 (host_detect_local_cpu): Update and reformat for renames, handle
12770 extensions through common infrastructure.
12772 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12775 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
12776 track of a canonical flag name.
12777 (all_extensions): Likewise.
12778 (arch_to_arch_name): Also track extension flags enabled by the arch.
12779 (all_architectures): Likewise.
12780 (aarch64_parse_extension): Move to here.
12781 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
12783 (aarch64_rewrite_selected_cpu): Update for above change.
12784 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
12785 are handled, such that the single explicit value enabled by an
12786 extension is kept seperate from the implicit values it also enables.
12787 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
12789 (aarch64_parse_extension): New.
12790 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
12791 here to config/aarch64/aarch64-protos.h.
12792 (aarch64_parse_extension): Move from here to
12793 common/config/aarch64/aarch64-common.c.
12794 (aarch64_option_print): Update.
12795 (aarch64_declare_function_name): Likewise.
12796 (aarch64_start_file): Likewise.
12797 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
12798 the canonical flag for extensions.
12799 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
12802 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12804 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
12807 2016-04-09 Tom de Vries <tom@codesourcery.com>
12809 PR tree-optimization/68953
12810 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
12811 first to last subscript.
12813 2016-04-09 Jakub Jelinek <jakub@redhat.com>
12815 PR tree-optimization/70586
12816 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
12819 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
12823 PR tree-optimization/70373
12824 PR middle-end/70533
12825 PR middle-end/70534
12826 PR middle-end/70535
12827 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
12828 clauses for acc parallel reductions as necessary. Error on those
12830 * omp-low.c (scan_sharing_clauses): Don't install variables which
12831 are used in acc parallel reductions.
12832 (lower_rec_input_clauses): Remove dead code.
12833 (lower_oacc_reductions): Add support for reference reductions.
12834 (lower_reduction_clauses): Remove dead code.
12835 (lower_omp_target): Don't remap variables appearing in acc parallel
12837 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
12839 2016-04-08 Jakub Jelinek <jakub@redhat.com>
12841 PR middle-end/70593
12842 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
12843 with multiple SSA_NAME defs, force the outputs other than first
12844 to be live before calling live_track_process_def on each output.
12846 PR rtl-optimization/70574
12847 * fwprop.c (forward_propagate_and_simplify): Don't add
12848 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
12849 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
12850 paradoxical subregs within *loc.
12852 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
12854 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
12855 -ftree-parallelize-loops={0,1}.
12856 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
12857 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
12858 * config/ia64/hpux.h (LIB_SPEC): Likewise.
12859 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12860 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
12862 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
12865 * asan.c (instrument_derefs): If we get unknown location, extract it
12866 with EXPR_LOCATION.
12867 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
12869 2016-04-08 Tom de Vries <tom@codesourcery.com>
12871 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
12872 implicit firstprivate clause.
12874 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12877 * config/arm/thumb2.md (tst + branch-> lsls + branch
12878 peephole below *orsi_not_shiftsi_si): Require that condition
12879 register is dead after the peephole.
12880 (second peephole after the above): Likewise.
12882 2016-04-08 Alan Modra <amodra@gmail.com>
12885 * builtins.c (fold_builtin_classify): For IBM extended precision,
12886 look at just the high-order double to test for NaN.
12887 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
12888 test just the high double for Inf but both doubles for subnormal
12891 2016-04-07 Jakub Jelinek <jakub@redhat.com>
12893 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
12894 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
12895 node->simdclone->mask_mode != VOIDmode masks.
12896 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
12897 earlier, use it instead of node->simdclone.
12898 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12899 Set clonei->mask_mode.
12901 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12904 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
12905 Pass it through to cp_parser_already_scoped_statement.
12906 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
12907 it through to cp_parser_statement.
12908 (cp_parser_statement): Pass IF_P through to
12909 cp_parser_iteration_statement.
12910 (cp_parser_pragma): Adjust call to
12911 cp_parser_iteration_statement.
12913 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12916 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
12917 resolve a future -Wparentheses warning.
12918 * omp-low.c (scan_sharing_clauses): Likewise.
12919 * tree-parloops.c (eliminate_local_variables): Likewise.
12921 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
12923 PR rtl-optimization/70398
12924 * lra-constraints.c (process_address_1): Check zero scale and code
12925 for reloading with zero scale.
12927 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
12929 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
12930 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
12932 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12934 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12935 Add support for AVX512F clones, include them by default for
12936 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12937 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12940 PR middle-end/70550
12941 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12942 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12943 firstprivate clauses.
12944 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12945 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12946 (lower_omp_target): Set TREE_NO_WARNING for
12947 non-addressable possibly uninitialized vars which are copied into
12948 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12950 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12952 * config/pa/predicates.md (integer_store_memory_operand): Accept
12953 REG+D operands with a large offset when reload_in_progress is true.
12954 (floating_point_store_memory_operand): Likewise.
12956 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12959 * match.pd (nested int casts): Limit to GIMPLE.
12961 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12964 * ipa-devirt.c (maybe_record_node): Fix comment; use
12965 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12967 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12969 PR rtl-optimization/70542
12970 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12971 if there are any uses other than insn or debug insns.
12973 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12974 Jakub Jelinek <jakub@redhat.com>
12976 PR tree-optimization/70509
12977 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12978 Shift HOST_WIDE_INT_1U instead of 1.
12980 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12982 PR tree-optimization/70509
12983 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12984 of the vector base type for index.
12986 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12989 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12991 2016-04-05 Richard Biener <rguenther@suse.de>
12993 PR tree-optimization/70526
12994 * tree-sra.c (build_ref_for_offset): Use prev_base to
12995 extract the alias pointer type.
12997 2016-04-05 Richard Biener <rguenther@suse.de>
12999 * dse.c (struct store_info): Remove alias_set member.
13000 (struct read_info_type): Likewise.
13001 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
13002 spill_deleted, clear_alias_set_lookup): Remove.
13003 (get_group_info): Remove dead base == NULL_RTX case.
13004 (dse_step0): Remove initialization of removed variables.
13005 (delete_dead_store_insn): Reomve alias set dumping.
13006 (free_read_records): Remove alias_set handling.
13007 (canon_address): Remove alias_set_out parameter.
13008 (record_store): Remove spill_alias_set, it's always zero.
13009 (check_mem_read_rtx): Likewise.
13010 (dse_step2): Rename from ...
13011 (dse_step2_nospill): ... this. Adjust.
13012 (scan_stores): Rename from ...
13013 (scan_stores_nospill): ... this.
13014 (scan_reads): Rename from ...
13015 (scan_reads_nospill): ... this.
13016 (scan_stores_spill, scan_reads_spill): Remove.
13017 (dse_step3_scan): Remove for_spills argument which is always false.
13018 (dse_step3): Likewise.
13019 (dse_step5): Rename from ...
13020 (dse_step5_nospill): ... this. Remove alias_set handling.
13021 (rest_of_handle_dse): Adjust.
13023 2016-04-05 Jakub Jelinek <jakub@redhat.com>
13026 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
13027 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
13028 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
13029 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
13031 2016-04-05 Richard Biener <rguenther@suse.de>
13033 PR middle-end/70499
13034 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
13035 non-register type temporaries into SSA.
13037 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
13040 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
13041 calls when sanitizing.
13042 (possible_polymorphic_call_target_p): Fix formatting.
13044 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13045 Jakub Jelinek <jakub@redhat.com>
13047 PR middle-end/70457
13048 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
13049 to ensure a call statement is compatible with a built-in's
13051 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
13054 2016-04-04 Richard Biener <rguenther@suse.de>
13056 PR rtl-optimization/70484
13057 * rtl.h (canon_output_dependence): Declare.
13058 * alias.c (canon_output_dependence): New function.
13059 * dse.c (record_store): Use canon_output_dependence rather
13060 than canon_true_dependence.
13062 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13065 * cgraph.h (symtab_node::copy_visibility_from): New function.
13066 * symtab.c (symtab_node::copy_visibility_from): New function.
13067 * ipa-visibility.c (optimize_weakref): New function.
13068 (function_and_variable_visibility): Use it.
13070 2016-04-04 Martin Liska <mliska@suse.cz>
13073 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
13074 value that is really in range handled by SBR instruction.
13075 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
13076 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
13077 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
13079 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
13083 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
13084 set, but not for SP_REG operands.
13086 2016-04-02 Martin Sebor <msebor@redhat.com>
13089 * fold-const.c (maybe_nonzero_address): New function.
13090 (fold_comparison): Call it. Fold equality and relational
13091 expressions involving null pointers.
13092 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
13094 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
13096 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
13097 the "Y" constraint (scalar FP 0.0 immediate).
13099 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
13100 Add the "const_double" to the list of operand constraints.
13102 2016-04-01 Jakub Jelinek <jakub@redhat.com>
13104 PR rtl-optimization/70467
13105 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
13106 If low word of the last operand is 0, just emit addition/subtraction
13109 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13112 * config/s390/s390.c (s390_expand_insv): Check for everything
13113 constant instead of just VOIDmode stuff.
13115 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13118 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
13120 2016-04-01 Nathan Sidwell <nathan@acm.org>
13122 * tree.def (TRY_CATCH_EXPR): Correct documentation.
13124 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
13126 PR rtl-optimization/70461
13127 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
13130 2016-03-31 Martin Liska <mliska@suse.cz>
13133 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
13134 a tree value or an immediate integer value to a buffer
13135 that is eventually copied to a BRIG section.
13136 (emit_immediate_operand): Call the function here.
13137 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
13138 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
13139 of class' fields that are removed.
13140 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
13141 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
13142 m_brig_repr_size fields.
13144 2016-03-31 Martin Liska <mliska@suse.cz>
13147 * hsa-gen.c (hsa_function_representation::update_dominance): New
13149 (convert_addr_to_flat_segment): Likewise.
13150 (gen_hsa_memory_set): New alignment argument.
13151 (gen_hsa_ctor_assignment): Likewise.
13152 (gen_hsa_insns_for_single_assignment): Provide alignment
13153 to gen_hsa_ctor_assignment.
13154 (gen_hsa_insns_for_direct_call): Add new argument.
13155 (expand_lhs_of_string_op): New function.
13156 (expand_string_operation_builtin): Likewise.
13157 (expand_memory_copy): New function.
13158 (expand_memory_set): New function.
13159 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
13160 (convert_switch_statements): Change signature.
13161 (generate_hsa): Use a return value of the function.
13162 (pass_gen_hsail::execute): Do not call
13163 convert_switch_statements here.
13164 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
13165 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
13166 (hsa_function_representation::update_dominance): New function.
13168 2016-03-31 Martin Liska <mliska@suse.cz>
13171 * hsa-brig.c (emit_directive_variable): Emit alignment
13172 according to hsa_symbol::m_align.
13173 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
13174 (dump_hsa_symbol): Dump alignment of HSA symbols.
13175 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
13176 (gen_hsa_addr_with_align): New function.
13177 (hsa_bitmemref_alignment): Use newly added function.
13178 (gen_hsa_insns_for_load): Likewise.
13179 (gen_hsa_insns_for_store): Likewise.
13180 (gen_hsa_memory_copy): New argument added.
13181 (gen_hsa_insns_for_single_assignment): Respect
13182 alignment for assignments processed via gen_hsa_memory_copy.
13183 (gen_hsa_insns_for_direct_call): Likewise.
13184 (gen_hsa_insns_for_return): Likewise.
13185 (gen_function_def_parameters): Set default alignment.
13186 * hsa.c (hsa_object_alignment): New function.
13187 (hsa_byte_alignment): Pasted function.
13188 * hsa.h (hsa_symbol::m_align): New field.
13190 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13192 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
13193 scratch field for goto case.
13195 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
13197 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
13199 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
13202 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
13203 (scalar_chain::convert_insn): Call convert_op for reg
13204 moves to handle undefined registers.
13206 2016-03-31 Nathan Sidwell <nathan@acm.org>
13209 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
13210 Assert we don't want to move backwards.
13212 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
13215 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
13217 2016-03-31 Jakub Jelinek <jakub@redhat.com>
13219 PR rtl-optimization/70460
13220 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
13221 with operand from REG_LABEL_OPERAND, instead substitute
13222 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
13223 Don't do anything for REG_NON_LOCAL_GOTO jumps.
13225 2016-03-31 Martin Liska <mliska@suse.cz>
13227 * passes.c (execute_one_pass): Do not call
13228 todo_after for a discarded function.
13230 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13232 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
13233 (no_cost, infinite_cost): Initialize the new field.
13234 (get_computation_cost_at): Record setup cost.
13235 (determine_use_iv_cost_address): Skip cost computation for sub
13236 uses if we can estimate it without losing accuracy.
13238 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13240 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
13242 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13243 max_loop_iterations_int.
13244 (tree_unswitch_outer_loop): Likewise.
13245 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13246 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
13248 2016-03-30 Richard Biener <rguenther@suse.de>
13250 PR middle-end/70450
13251 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
13253 2016-03-30 Jakub Jelinek <jakub@redhat.com>
13256 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
13257 in gen_blendm expander.
13259 2016-03-30 Nick Clifton <nickc@redhat.com>
13262 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
13263 case where we are already provided with an SImode SUBREG.
13265 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
13268 * config/i386/i386.c (ix86_expand_epilogue): Properly check
13269 conflict between DRAP register and __builtin_eh_return.
13271 2016-03-30 Michael Matz <matz@suse.de>
13272 Richard Biener <rguenther@suse.de>
13275 * ipa-polymorphic-call.c (struct type_change_info): Change
13276 speculative to an unsigned allowing to limit the work we do.
13277 (csftc_abort_walking_p): New inline function..
13278 (check_stmt_for_type_change): Limit the number of may-defs
13279 skipped for speculative devirtualization to
13280 max-speculative-devirt-maydefs.
13281 * params.def (max-speculative-devirt-maydefs): New param.
13282 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
13284 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
13287 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
13290 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
13292 PR tree-optimization/59124
13293 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
13294 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
13296 2016-03-29 Jeff Law <law@redhat.com>
13298 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
13300 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13302 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
13305 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
13307 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
13308 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
13309 gcrt0.o if linking dynamically.
13311 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13314 * ipa-devirt.c (methods_equal_p): New function.
13315 (compare_virtual_tables): Use it.
13316 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
13317 * cgraphclones.c (clone_function_name_1): Use
13318 symbol_table::symbol_suffix_separator.
13319 * coverage.c (build_var): Likewise.
13320 * symtab.c (symbol_table::symbol_suffix_separator): New.
13322 2016-03-29 Jakub Jelinek <jakub@redhat.com>
13324 PR rtl-optimization/70429
13325 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
13326 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
13327 mode != result_mode.
13330 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
13332 PR tree-optimization/70405
13333 * ssa-iterators.h (num_imm_uses): Add missing braces.
13335 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
13337 PR rtl-optimization/68695
13338 * ira-color.c (allocno_copy_cost_saving): New.
13339 (improve_allocation): Use it.
13341 2016-03-29 Richard Henderson <rth@redhat.com>
13343 PR middle-end/70355
13344 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
13346 2016-03-29 Richard Biener <rguenther@suse.de>
13348 PR middle-end/70424
13349 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
13350 use alignment returned by get_pointer_alignment_1 if it is
13351 bigger than BITS_PER_UNIT.
13352 * builtins.c (get_pointer_alignment_1): Do not return true
13353 for alignment extracted from SSA info.
13355 2016-03-28 James Bowman <james.bowman@ftdichip.com>
13357 * config/ft32/ft32.opt (mnodiv): New.
13358 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
13359 * doc/invoke.texi (FT32 Options -mnodiv): New.
13361 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
13364 * config/i386/i386.md (define_split, andn): Fix modes.
13366 2016-03-26 Richard Biener <rguenther@suse.de>
13367 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13370 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
13372 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
13373 as 2nd argument to cl_optimization_restore().
13375 2016-03-25 Richard Henderson <rth@redhat.com>
13378 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
13379 * config/aarch64/aarch64-protos.h: Declare it.
13380 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
13382 2016-03-25 Alan Modra <amodra@gmail.com>
13385 * config/rs6000/constraints.md (j): Simplify.
13386 * config/rs6000/predicates.md (easy_fp_constant): Exclude
13388 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
13389 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
13390 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
13391 in all constraint alternatives.
13392 (movtd_64bit_nodm): Delete "j" constraint alternative.
13394 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13396 * tree-ssa-propagate.c: Enhance docs for
13397 SSA_PROP_NOT_INTERESTING.
13399 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13401 * doc/extend.texi: Fix typo in documentation to pure attribute.
13403 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
13406 * config/pa/pa.md (bswapdi2): Use a scratch register.
13408 2016-03-24 Richard Henderson <rth@redhat.com>
13410 PR middle-end/69845
13411 * fold-const.c (extract_muldiv_1): Correct test for multiplication
13414 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
13416 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
13417 using ix86_expand_binary_operator instead of gen_andsi3.
13419 2016-03-24 Richard Biener <rguenther@suse.de>
13421 PR tree-optimization/70396
13422 * tree-vect-stmts.c (vectorizable_comparison): Use
13423 get_vectype_for_scalar_type.
13425 2016-03-24 Richard Biener <rguenther@suse.de>
13427 PR middle-end/70370
13428 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
13429 with register bases.
13431 2016-03-24 Richard Biener <rguenther@suse.de>
13433 PR tree-optimization/70372
13434 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
13435 build_all_ones_cst to also handle vector types correctly.
13437 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13440 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
13443 2016-03-23 Marek Polacek <polacek@redhat.com>
13446 * doc/invoke.texi: Document -Wignored-attributes.
13448 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13450 PR tree-optimization/69042
13451 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
13452 parameter from 30 to 40.
13454 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13456 PR tree-optimization/69042
13457 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
13458 for use with constant offset stripped in base.
13460 2016-03-23 Richard Biener <rguenther@suse.de>
13462 PR middle-end/70251
13463 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
13464 mode compatibility check.
13465 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13467 2016-03-23 Jeff Law <law@redhat.com>
13469 PR tree-optimization/64058
13470 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
13472 (struct ssa_conflicts): Move up earlier in the file.
13473 (conflicts_, var_map_): New static variables.
13474 (initialize_conflict_count): New function to initialize the
13475 CONFLICT_COUNT field for each conflict pair.
13476 (compare_pairs): Lazily initialize the conflict count and use it
13477 as the first tie-breaker.
13478 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
13479 and wipe conflicts_ and map_ around the call to qsort. Remove
13480 special case for 2 coalesce pairs.
13481 * bitmap.c (bitmap_count_unique_bits): New function.
13482 (bitmap_count_bits_in_word): New function, extracted from
13484 (bitmap_count_bits): Use bitmap_count_bits_in_word.
13485 * bitmap.h (bitmap_count_unique_bits): Declare it.
13487 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
13490 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
13491 transparent alias chain for decl assembler name.
13492 * config/sol2.c (solaris_assemble_visibility): Likewise.
13494 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13496 * config/arm/arm1020e.md (1020call_op): Reduce reservation
13498 (v10_fdivs): Likewise.
13499 (v10_fdivd): Likewise.
13501 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13504 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
13505 to not call fclose twice on file.
13507 2016-03-23 Jakub Jelinek <jakub@redhat.com>
13509 PR tree-optimization/70354
13510 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13511 oprnd0 is wider than oprnd1 and there is a cast from the wider
13512 type to oprnd1, mask it with the mask of the narrower type.
13515 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
13516 Optimize TARGET_STV splitters, if high or low word of last argument
13519 2016-03-22 Jeff Law <law@redhat.com>
13522 tree-ssa-threadbackward.c
13523 (fsm_find_control_statement_thread_paths): Correctly distinguish
13524 between old style jump threads vs FSM jump threads.
13526 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
13529 * config/i386/i386.c (scalar_chain::convert_op): Support
13530 uninitialized register usage case.
13532 2016-03-22 Richard Biener <rguenther@suse.de>
13534 PR middle-end/70251
13535 * genmatch.c (gen_transform): Adjust last parameter to a three-state
13537 (capture::gen_transform): ... to change behavior when substituting
13538 a condition into cond or not-cond expr context.
13539 (dt_simplify::gen_1): Adjust.
13540 * gimple-match-head.c: Include gimplify.h for unshare_expr.
13541 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
13542 last change and instead change to
13543 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
13544 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13546 2016-03-22 Anthony Green <green@moxielogic.com>
13548 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
13549 issue for moxiebox targets.
13550 (CC1PLUS_SPEC): Ditto.
13552 2016-03-22 Richard Biener <rguenther@suse.de>
13554 PR middle-end/70333
13555 * fold-const.c (extract_muldiv_1): Properly perform multiplication
13558 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13560 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
13562 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13565 * config/i386/i386.c (def_builtin): Handle
13566 OPTION_MASK_ISA_AVX512VL to be and-ed with other
13568 (const struct builtin_description bdesc_special_args[]):
13569 Remove duplicate ISA bits.
13571 2016-03-22 Jakub Jelinek <jakub@redhat.com>
13574 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
13575 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
13576 in a way that works also for AVX512BW.
13579 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
13580 instead of source if operands[1] is xmm16 and above and
13581 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
13582 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
13585 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
13586 on assign if (*from_p) is a comparison, set it to
13587 TREE_NO_WARNING (*from_p).
13589 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13591 PR middle-end/70326
13592 * lra.c (restore_scratches): Ignore deleted insns.
13594 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
13595 Jakub Jelinek <jakub@redhat.com>
13597 PR tree-optimization/70317
13598 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
13601 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
13604 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
13605 of ix86_expand_move.
13607 (movti): Use general_operand for operand 1 predicate.
13609 2016-03-21 Martin Liska <mliska@suse.cz>
13611 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
13613 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
13615 2016-03-21 Martin Liska <mliska@suse.cz>
13618 * ipa-icf.c (sem_function::parse): Skip static
13619 constructors and destructors.
13621 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13624 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
13625 function-like macro, peek following token(s) if it is followed
13626 by CPP_OPEN_PAREN token with optional padding in between, and
13627 if not, don't treat it like a macro.
13629 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
13630 Alexander Monakov <amonakov@ispras.ru>
13632 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
13633 for the stabs debug format.
13635 2016-03-21 Richard Biener <rguenther@suse.de>
13637 PR tree-optimization/70310
13638 * tree-vect-generic.c (expand_vector_condition): Fold the built
13641 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
13644 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
13645 Block third alternative for AVX-512VL target,
13647 2016-03-21 Martin Liska <mliska@suse.cz>
13650 * hsa-brig.c (emit_function_directives): Mark unemitted
13651 global variables for emission.
13652 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
13653 (get_symbol_for_decl): Likewise.
13654 * hsa.h (struct hsa_symbol): New flag.
13656 2016-03-21 Richard Biener <rguenther@suse.de>
13658 PR tree-optimization/70288
13659 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
13660 we do not estimate unsimplified all-constant conditionals or
13661 switches as optimized away.
13663 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
13665 PR rtl-optimization/69102
13666 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
13667 when we have a readonly dependency context.
13669 2016-03-18 Jeff Law <law@redhat.com>
13671 PR rtl-optimization/70263
13672 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
13673 (update_equiv_regs): When trying to move a store to after the insn
13674 that sets the source of the store, make sure the store occurs after
13675 the insn that sets the source of the store. When successful note
13676 the REG_EQUIV note created in the dump file.
13678 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
13679 Bernd Schmidt <bschmidt@redhat.com>
13681 * doc/extend.texi: Document more potential problems with basic asms.
13683 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
13685 PR rtl-optimization/70278
13686 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
13689 2016-03-18 Jason Merrill <jason@redhat.com>
13691 * calls.c (load_register_parameters): Fix zero size sibcall logic.
13693 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
13695 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
13696 values to 128b regs.
13698 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13700 PR tree-optimization/70252
13701 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
13702 boolean vector has a proper number of elements.
13703 (supportable_narrowing_operation): Likewise.
13705 2016-03-18 Tom de Vries <tom@codesourcery.com>
13708 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
13710 2016-03-18 Jakub Jelinek <jakub@redhat.com>
13712 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
13713 instead of replace_rtx for DEBUG_INSNs.
13715 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13717 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
13718 load type reservations.
13720 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
13723 * config/pa/constraints.md: Revert 2015-02-13 change. Use
13724 define_constraint for "Q" and "T" constraints.
13726 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
13728 Tweak the pipeline model for Exynos M1
13730 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
13733 2016-03-17 David Malcolm <dmalcolm@redhat.com>
13736 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
13737 where one or both locations aren't within a line_map.
13739 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
13742 * opts.c (finish_options): Don't set flag_pie to the default if
13743 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
13746 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
13748 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
13749 true as ALL_REGS argument to replace_rtx.
13751 2016-03-17 Richard Biener <rguenther@suse.de>
13754 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
13757 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13760 * rtl.h (replace_rtx): Add ALL_REGS argument.
13761 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
13762 equality and assert mode is the same, instead of just rtx pointer
13764 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
13765 true as ALL_REGS argument to replace_rtx.
13767 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
13769 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
13770 for boolean vector with vector mode only.
13771 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13773 2016-03-17 Nick Clifton <nickc@redhat.com>
13776 * config/rx/rx.c (rx_print_integer): Print negative constants in
13779 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13782 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
13784 2016-03-16 Richard Henderson <rth@redhat.com>
13785 Richard Biener <rguenth@suse.de>
13787 PR middle-end/70240
13788 PR middle-end/68215
13790 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
13791 first operand as is_gimple_condexpr.
13793 PR middle-end/70240
13794 PR middle-end/68215
13796 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
13797 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
13798 Do not gimplify the result.
13799 (do_unop): Adjust call to tree_vec_extract.
13800 (do_binop): Likewise.
13801 (do_compare): Likewise.
13802 (do_plus_minus): Likewise.
13803 (do_negate): Likewise.
13804 (expand_vector_condition): Likewise.
13805 (do_cond): Likewise.
13807 2016-03-16 Richard Henderson <rth@redhat.com>
13810 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
13811 (aarch64_classify_address): Use it.
13812 (aarch64_legitimize_address): Force all subexpressions of PLUS
13813 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
13815 2016-03-16 Jakub Jelinek <jakub@redhat.com>
13816 Richard Biener <rguenth@suse.de>
13819 * rtlanal.c (replace_rtx): For REG, if from is a REG,
13820 return to even if only REGNO is equal, and assert
13823 2016-03-11 Jeff Law <law@redhat.com>
13825 PR rtl-optimization/70224
13826 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
13828 2016-03-16 Richard Henderson <rth@redhat.com>
13830 PR middle-end/70199
13831 * function.h (struct function): Add has_forced_label_in_static.
13832 * gimplify.c (force_labels_r): Set it.
13833 * lto-streamer-in.c (input_struct_function_base): Read it.
13834 * lto-streamer-out.c (output_struct_function_base): Write it.
13835 * tree-inline.c (has_label_address_in_static_1): Remove.
13836 (copy_forbidden): Remove fndecl parameter; test
13837 has_forced_label_in_static.
13838 (inline_forbidden_p): Update call to copy_forbidden.
13839 (tree_versionable_function_p): Likewise.
13840 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
13841 (chkp_versioning): Likewise.
13842 * tree-inline.h (copy_forbidden): Update decl.
13844 2016-03-16 Marek Polacek <polacek@redhat.com>
13847 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
13848 function being thunked if the result type doesn't have fixed size.
13849 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
13850 doesn't have fixed size.
13852 2016-03-16 Bin Cheng <bin.cheng@arm.com>
13854 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
13855 reporting malformed loop nest.
13857 2016-03-16 Tom de Vries <tom@codesourcery.com>
13860 * ipa-devirt.c (possible_polymorphic_call_targets): Move
13861 nodes.length () == 1 test to before first nodes[0] access.
13863 2016-03-16 Tom de Vries <tom@codesourcery.com>
13865 PR tree-optimization/68715
13866 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
13867 single_pred_p test.
13869 2016-03-16 Tom de Vries <tom@codesourcery.com>
13871 PR tree-optimization/68809
13872 * graphite-scop-detection.c (same_close_phi_node): Test if result types
13875 2016-03-16 Carlos O'Donell <carlos@redhat.com>
13876 Sandra Loosemore <sandra@codesourcery.com>
13878 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
13879 on leaf attribute. Mention ELF interposition problems.
13881 2016-03-16 Alan Modra <amodra@gmail.com>
13883 PR rtl-optimization/69195
13884 PR rtl-optimization/47992
13885 * ira.c (indirect_jump_optimize): Ignore artificial defs.
13888 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
13891 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13893 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13895 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
13897 2016-03-15 Jakub Jelinek <jakub@redhat.com>
13899 PR rtl-optimization/70222
13900 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
13901 optimization if mode is different from result_mode, queue up masking
13902 of the result in outer_op. Formatting fix.
13904 PR middle-end/70239
13905 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
13908 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13910 PR rtl-optimization/69032
13911 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
13912 looping backwards over basic block insns.
13914 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13917 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
13918 to non-speculative when propagating trap bits.
13920 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13922 PR rtl-optimization/63384
13923 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
13924 DEBUG_INSN_P insns.
13926 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13929 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
13930 factored out from ...
13931 (sched_analyze_insn): ... here.
13932 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13933 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13934 get_implicit_reg_pending_clobbers in it.
13935 (setup_id_reg_sets): Use setup_id_implicit_regs.
13936 (deps_init_id): Ditto.
13938 2016-03-15 Tom de Vries <tom@codesourcery.com>
13941 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13943 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13944 execute_function_dump.
13945 (execute_one_pass): Don't dump function if it will be dumped after ipa
13948 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13950 * genrecog.c (match_pattern_2): If pred is NULL don't call
13951 safe_predicate_mode on it.
13953 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13955 PR middle-end/70219
13956 * lra-constraints.c (delete_move_and_clobber): Change assertion
13957 to also allow dregno == 0.
13959 2016-03-14 Richard Henderson <rth@redhat.com>
13962 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13963 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13964 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13965 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13968 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13971 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13973 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13975 * lra-constraints.c (split_reg): For hard regs, try to find the
13976 biggest single-register mode used in the function.
13978 2016-03-14 Richard Biener <rguenther@suse.de>
13980 PR tree-optimization/56365
13981 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13982 constants to compare against.
13984 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13987 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13988 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13989 (define_split for the GPR case): Use int_reg_operand instead of
13990 gpc_reg_operand for the output.
13992 2016-03-14 Tom de Vries <tom@codesourcery.com>
13994 PR tree-optimization/70045
13995 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13996 create_empty_if_region_on_edge argument.
13998 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
14000 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
14001 (STACK_CHECK_PROTECT): Likewise.
14002 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
14003 (STACK_CHECK_PROTECT): Likewise.
14004 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
14005 (STACK_CHECK_PROTECT): Likewise.
14006 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
14007 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
14008 (STACK_CHECK_PROTECT): Likewise.
14010 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
14012 PR rtl-optimization/69307
14013 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
14014 registers in modes that span more than one register.
14016 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
14019 * lra-constraints.c (delete_move_and_clobber): New.
14020 (remove_inheritance_pseudos): Use it.
14022 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
14025 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
14026 the libcall is LCT_THROW.
14027 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
14028 for the checking routine.
14030 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14033 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
14034 optimization if we have direct move.
14035 (roundu32<mode>2_fprs): Likewise.
14037 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
14040 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
14042 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
14043 Arguments swapped. All callers changed. Take reg_renumber into
14044 account, and Calculate and compare register ranges for hard regs.
14046 2016-03-11 Jeff Law <law@redhat.com>
14048 PR tree-optimization/70190
14049 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14050 Handle cases where we can not extract the taken edge, even though we
14051 found a constant value.
14053 PR tree-optimization/64058
14054 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
14055 (num_coalesce_pairs): Move up earlier in file.
14056 (find_coalesce_pair): Initialize the INDEX field for each pair
14058 (compare_pairs): No longer sort on the elements in each pair.
14059 Instead break ties with the index of the coalesce pair.
14061 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14064 * config/aarch64/aarch64-protos.h
14065 (aarch64_save_restore_target_globals): New prototype.
14066 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
14067 Call the above when popping pragma.
14068 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
14070 (aarch64_set_current_function): Rewrite using the above.
14072 2016-03-11 Jakub Jelinek <jakub@redhat.com>
14074 PR tree-optimization/70177
14075 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
14076 (extract_ops_from_tree): ... this. In the 2 argument
14077 overload remove _1 suffix.
14078 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
14079 (extract_ops_from_tree): ... this.
14080 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
14082 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14083 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
14084 extract_ops_from_tree instead of 2 operand one.
14086 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
14088 PR tree-optimization/70013
14089 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
14090 for constant-pool entries.
14092 2016-03-11 Jakub Jelinek <jakub@redhat.com>
14094 PR rtl-optimization/70174
14095 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
14096 followed by gen_lowpart on force_reg instead of just gen_lowpart.
14098 PR tree-optimization/70169
14099 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
14100 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
14103 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14104 Jakub Jelinek <jakub@redhat.com>
14107 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
14108 of uninitialized values.
14110 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14112 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
14114 ("*trunctddd2"): New pattern definition.
14115 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
14118 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14120 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
14121 definitions for BFP and DFP rounding modes.
14122 ("fixuns_truncdddi2", "fixuns_trunctddi2")
14123 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
14124 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
14125 ("fix_trunctf<mode>2"): Use the new constants instead of magic
14128 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14130 * config/s390/constraints.md: Adjust comment.
14131 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
14132 s390_decompose_addrstyle_without_index.
14133 * config/s390/predicates.md (shift_count_or_setmem_operand):
14134 Rename to setmem_operand.
14135 * config/s390/s390-protos.h
14136 (s390_decompose_shift_count): Rename to
14137 s390_decompose_addrstyle_without_index.
14138 * config/s390/s390.c (s390_decompose_shift_count)
14139 (s390_mem_constraint, print_shift_count_operand)
14140 (print_operand_address, print_operand): Rename
14141 s390_decompose_shift_count to
14142 s390_decompose_addrstyle_without_index and rename
14143 print_shift_count_operand to print_addrstyle_operand troughout the
14145 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
14146 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
14147 Rename shift_count_or_setmem_operand to setmem_operand.
14148 * config/s390/vx-builtins.md ("vec_insert<mode>")
14149 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
14152 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14155 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14156 Handle overlapping retval and newval.
14158 2016-03-10 Nick Clifton <nickc@redhat.com>
14161 * config/aarch64/aarch64.c
14162 (aarch64_override_options_after_change_1): When forcing
14163 flag_omit_frame_pointer to be true, use a special value that can
14164 be detected if this function is called again, thus preventing
14165 flag_omit_leaf_frame_pointer from being forced to be false.
14167 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14169 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
14170 Set x_flag_omit_leaf_frame_pointer when handling
14171 -momit-leaf-frame-pointer.
14173 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14176 * cgraph.c (cgraph_node::dump): Dump split_part and
14177 indirect_call_target.
14178 * cgraph.h (cgraph_node): Add indirect_call_target flag.
14179 * ipa.c (has_addr_references_p): Cleanup.
14180 (is_indirect_call_target_p): New.
14181 (walk_polymorphic_call_targets): Do not mark virtuals that may be
14182 called indirectly as local.
14183 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
14185 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14188 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14189 on cxa_pure_virtual.
14191 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14194 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
14196 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14199 * tree.c (need_assembler_name_p): Only record main variant type names.
14201 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14204 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
14205 Always define to 0 or 1.
14206 (TARGET_FIX_ERR_A53_843419): New macro.
14207 * config/aarch64/aarch64-elf-raw.h
14208 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
14209 * config/aarch64/aarch64-linux.h: Likewise.
14210 * config/aarch64/aarch64.c
14211 (aarch64_override_options_after_change_1): Do not default
14212 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
14214 (aarch64_attributes): Handle fix-cortex-a53-843419.
14215 (aarch64_can_inline_p): Likewise.
14216 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
14218 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
14219 Jakub Jelinek <jakub@redhat.com>
14221 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
14222 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
14223 DECL_COMMONS if flag_unconstrained_commons is set.
14224 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14225 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
14226 (funconstrained-commons): Document.
14228 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14230 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
14231 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
14233 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
14235 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
14236 has a proper number of elements.
14238 2016-03-10 Alan Modra <amodra@gmail.com>
14240 PR rtl-optimization/69195
14241 PR rtl-optimization/47992
14242 * ira.c (recorded_label_ref): Delete.
14243 (update_equiv_regs): Return void.
14244 (indirect_jump_optimize): New function.
14245 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
14246 before regstat_compute_ri. Don't rebuild_jump_labels here.
14247 Delete update_regstat.
14249 2016-03-10 Richard Biener <rguenther@suse.de>
14251 PR tree-optimization/70128
14252 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14253 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
14255 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14257 PR tree-optimization/70152
14258 * tree-sra.c (replace_removed_params_ssa_names): Copy over
14259 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
14262 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
14263 instead of gen_sse2_loadlpd.
14264 * config/i386/sse.md (*vec_concatv2df): Rename to...
14265 (vec_concatv2df): ... this.
14267 PR tree-optimization/70127
14268 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
14270 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14274 * diagnostic-show-locus.c (compatible_locations_p): New function.
14275 (layout::layout): Sanitize ranges using compatible_locations_p.
14277 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14281 * diagnostic-show-locus.c (layout_range::layout_range): Replace
14282 location_range param with three const expanded_locations * and a
14284 (layout::layout): Replace call to
14285 rich_location::lazily_expand_location with get_expanded_location.
14286 Extract the range and perform location expansion here, passing
14287 the results to the layout_range ctor.
14288 * diagnostic.c (source_range::debug): Delete.
14289 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
14290 of rich_location::get_expanded_location.
14291 * gcc-rich-location.c (get_range_for_expr): Delete.
14292 (gcc_rich_location::add_expr): Reimplement to avoid the
14293 rich_location::add_range overload that took a location_range,
14294 passing a location_t instead.
14296 2016-03-09 Richard Biener <rguenther@suse.de>
14297 Jakub Jelinek <jakub@redhat.com>
14299 PR tree-optimization/70138
14300 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14301 Also skip vect_double_reduction_def.
14303 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14306 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
14307 if the operand is "m".
14309 2016-03-09 Nathan Sidwell <nathan@acm.org>
14311 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
14313 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14315 * config/i386/i386.c (processor_target_table): Fix cost table
14316 intialization order for znver1.
14318 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14320 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
14321 - becuase -> because.
14322 * ipa-reference.c (ignore_module_statics): Likewise.
14323 * cgraph.c (cgraph_node::get_body): Likewise.
14324 * ipa-inline.c (early_inliner): Likewise.
14325 * ipa-devirt.c (types_same_for_odr): Likewise.
14326 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
14327 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
14329 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14331 * tree-ssa-math-opts.c: Fix typo in comment.
14333 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14336 * config/i386/i386.c (scalar_chain::make_vector_copies,
14337 scalar_chain::convert_reg): Call end_sequence in between
14338 get_insns and emit_conversion_insns rather than after both
14341 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
14344 * config/i386/i386.h (machine_function): Add
14345 pc_thunk_call_expanded flag.
14346 (ix86_pc_thunk_call_expanded): New define.
14347 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
14348 (*set_got): Rename insn pattern from set_got.
14349 (*set_got_labelled): Rename inst pattern from set_got_labelled.
14350 * config/i386/i386.c (ix86_compute_frame_layout): Use
14351 ix86_pc_thunk_call_expanded to prevent red-zone.
14353 2016-03-07 Martin Jambor <mjambor@suse.cz>
14355 * hsa.h (hsa_get_ctor_statements): Declare.
14356 (hsa_get_dtor_statements): Likewise.
14357 (hsa_get_kernel_dispatch_type): Likewise.
14358 * hsa.c (hsa_get_ctor_statements): New function.
14359 (hsa_get_dtor_statements): Likewise.
14360 (hsa_get_kernel_dispatch_type): Likewise.
14361 * hsa-brig.c (hsa_cdtor_statements): Removed.
14362 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
14363 hsa_get_dtor_statements.
14364 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
14365 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
14367 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
14369 * config/arm/arm-cores.def (cortex-r8): New.
14370 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
14371 * config/arm/arm-tune.md: Likewise.
14372 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
14374 2016-03-07 Martin Sebor <msebor@redhat.com>
14376 PR rtl-optimization/19705
14377 * doc/invoke.texi (Options That Control Optimization): Clarify
14378 -fno-branch-count-reg.
14380 2016-02-26 Richard Biener <rguenther@suse.de>
14381 Jeff Law <law@redhat.com>
14383 PR tree-optimization/69740
14384 * cfghooks.c (remove_edge): Request loop fixups if we delete
14385 an edge that might turn an irreducible loop into a natural
14387 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
14388 Move after definition of loops_state_clear.
14390 2016-03-07 Bin Cheng <bin.cheng@arm.com>
14392 PR rtl-optimization/69052
14393 * rtlanal.c (commutative_operand_precedence): Set higher precedence
14396 2016-03-07 Tom de Vries <tom@codesourcery.com>
14398 PR tree-optimization/70116
14399 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
14400 is_tm_ending stmts and ubsan/asan internal functions.
14401 (find_duplicate): Use it. Don't test is_tm_ending here.
14403 2016-03-07 Richard Biener <rguenther@suse.de>
14405 PR tree-optimization/70115
14406 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
14407 (propagate_constants_for_unrolling): Use replace_uses_by.
14409 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
14411 PR middle-end/69916
14412 * omp-low.c (struct oacc_loop): Add ifns.
14413 (new_oacc_loop_raw): Initialize it.
14414 (finish_oacc_loop): Clear mask & flags if no ifns.
14415 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
14416 (oacc_loop_xform_loop): Add ifns arg & adjust.
14417 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
14419 2016-03-07 Richard Henderson <rth@redhat.com>
14422 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
14423 (insert_value_copy_on_edge): Likewise.
14425 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14427 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
14429 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14432 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
14434 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14436 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
14438 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14440 Fix sseimul type attribute.
14441 * config/i386/znver1.md
14442 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
14443 znver1_sseimul_avx256_load) : Fix the type attribute.
14444 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
14445 pipe usage and latency.
14447 2016-03-05 Jakub Jelinek <jakub@redhat.com>
14450 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
14451 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
14454 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14457 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
14459 PR rtl-optimization/69941
14460 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
14461 the reg share its mode.
14463 2016-03-04 Jeff Law <law@redhat.com>
14465 PR tree-optimization/69196
14466 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14467 If the both SSA_NAMEs are anonymous, then consider them unassociated
14468 and include the PHI in the statement count.
14470 2016-03-05 Tom de Vries <tom@codesourcery.com>
14472 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
14473 construct in oacc routine. Check for oacc region in oacc routine.
14475 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14478 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
14479 2016-02-22 changes, instead don't recurse if RECUR is already true.
14480 Don't change *dynamic_check if RECUR. Adjust recursive caller
14481 to pass true to the new argument.
14482 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
14485 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14486 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
14488 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
14490 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14492 PR rtl-optimization/57676
14493 * lra-assigns.c (lra_assign): Guard test for maximum iterations
14494 with flag_checking.
14496 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
14498 * tree-vect-patterns.c (search_type_for_mask): Handle
14499 comparison of booleans.
14501 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14503 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
14507 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
14508 all other ops that have dw_val_class_die_ref operands,
14509 and DW_OP_GNU_entry_value.
14511 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14513 PR rtl-optimization/69904
14514 * config/arm/arm.c (arm_cannot_copy_insn_p):
14515 Return true for load-exclusive instructions.
14517 2016-03-03 Jakub Jelinek <jakub@redhat.com>
14520 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
14521 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
14522 the pattern no matter if it is used just by non-pattern, pattern
14524 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
14525 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
14526 oprnd1 def_stmt is in pattern, don't look through it.
14528 2016-03-03 Marek Polacek <polacek@redhat.com>
14530 PR middle-end/70050
14531 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
14533 2016-03-03 Martin Liska <mliska@suse.cz>
14535 PR tree-optimization/70043
14536 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
14537 previous statement if we see a debug statement.
14539 2016-03-03 Richard Biener <rguenther@suse.de>
14541 PR tree-optimization/55936
14542 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
14543 parameter and guard unsafe equivalence use.
14544 (vrp_evaluate_conditional_warnv_with_ops): Always use
14545 safe equivalences but not via the quadratic compare_names
14548 2016-03-03 Michael Collison <michael.collison@linaro.org>
14551 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
14552 for operand 1 to s_register_operand. Change predicate for operand
14553 2 to arm_not_immediate_operand.
14555 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
14557 * doc/tm.texi: Regenerated.
14559 2016-03-02 Richard Henderson <rth@redhat.com>
14562 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
14563 simplification when all args are positive non-fixed registers.
14565 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14567 * target.def (lra_p): Specify that new ports should use LRA.
14569 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14572 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
14573 gimplify_type_sizes the type they refer to.
14574 (omp_notice_variable): Handle reference vars to VLAs.
14575 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
14576 reference to VLA decls in the second pass instead of first pass.
14578 2016-03-02 Tom de Vries <tom@codesourcery.com>
14580 PR tree-optimization/68659
14581 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
14582 new_expr == NULL_TREE.
14583 (get_new_name): Handle ADDR_EXPR.
14585 2016-03-02 Bin Cheng <bin.cheng@arm.com>
14587 PR rtl-optimization/69052
14588 * loop-invariant.c (canonicalize_address): New function.
14589 (inv_can_prop_to_addr_use): Check validity of address expression
14590 which is canonicalized by above function.
14592 2016-03-02 Alan Modra <amodra@gmail.com>
14595 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
14598 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14601 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
14602 (*movhi_internal): Put mask moves from and to memory separately
14603 from moves from/to GPRs.
14605 2016-03-02 Richard Biener <rguenther@suse.de>
14607 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
14608 GENERIC expressions in GIMPLE.
14610 2016-03-02 Richard Biener <rguenther@suse.de>
14612 * config/i386/i386.c (type_natural_mode): Fix typo.
14614 2016-03-02 Nick Clifton <nickc@redhat.com>
14616 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
14618 2016-03-02 Richard Biener <rguenther@suse.de>
14619 Uros Bizjak <ubizjak@gmail.com>
14622 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
14624 2016-03-02 Richard Biener <rguenther@suse.de>
14626 PR middle-end/67278
14627 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
14629 2016-03-02 Marek Polacek <polacek@redhat.com>
14632 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
14633 "is promoted to" warning.
14635 2016-03-01 DJ Delorie <dj@redhat.com>
14637 * config.gcc: Deprecate mep-*.
14639 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
14641 PR middle-end/70025
14642 * lra-constraints.c (regno_val_use_in): New.
14643 (match_reload): Use it instead of regno_use_in.
14645 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14647 PR rtl-optimization/70007
14648 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
14649 references present in REG_EQUAL notes attached to non-SET patterns.
14651 2016-03-01 Jeff Law <law@redhat.com>
14653 PR tree-optimization/69196
14654 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14655 Appropriately clamp the number of statements to copy when the
14656 thread path does not traverse a loop backedge.
14658 PR tree-optimization/69196
14659 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14660 Do count some PHIs in the thread path against the insn count. Decrease
14661 final statement count by one as the control statement in the last
14662 block will get removed. Remove special cased code for handling PHIs
14665 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
14668 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
14669 asm dialect alternatives to explicit GOTPCREL calls.
14671 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14674 * ira.c (do_reload): Issue warning for generic stack checking here...
14675 * reload1.c (reload): ...instead of here and streamline it.
14677 2016-03-01 Nick Clifton <nickc@redhat.com>
14679 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
14681 2016-03-01 Richard Biener <rguenther@suse.de>
14683 PR tree-optimization/69983
14684 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
14685 types and fall back to operand_equal_p.
14687 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14690 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14692 * config/s390/constraints.md ("jm8"): New constraint.
14693 * config/s390/predicates.md ("const_int_8bitset_operand"): New
14695 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
14697 ("*setmem_long<setmem_and>"): New pattern.
14698 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
14700 ("*setmem_long_31z<setmem_and>"): New pattern.
14701 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
14702 New substitution rules with the required attributes.
14705 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14710 * gensupport.c (process_substs_on_one_elem): Split loop to
14711 complete mark_operands_used_in_match_dup on all expressions in the
14713 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14714 and remove function.
14716 2016-03-01 Richard Biener <rguenther@suse.de>
14718 PR middle-end/70022
14719 * fold-const.c (fold_indirect_ref_1): Fix range checking for
14720 vector BIT_FIELD_REF extract.
14722 2016-03-01 Richard Biener <rguenther@suse.de>
14724 PR tree-optimization/69994
14725 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
14727 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
14729 PR tree-optimization/69956
14730 * tree-vect-stmts.c (supportable_widening_operation): Support
14731 multi-step conversion of boolean vectors.
14732 (supportable_narrowing_operation): Likewise.
14734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14736 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
14739 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14741 * config/s390/subst.md (DSI_VI): New mode iterator.
14742 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
14743 * config/s390/vector.md ("vec_set<mode>"): Move expander before
14744 the insn definition.
14745 ("*vec_set<mode>"): Change predicate and add alternative to
14746 support only either register or const_int operands as element
14748 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
14750 ("vec_extract<mode>"): New expander.
14751 ("*vec_extract<mode>"): New insn definition supporting reg and
14752 const_int element selectors.
14753 ("*vec_extract<mode>_plus"): New insn definition supporting
14754 reg+const_int element selectors.
14755 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
14756 following expander+insn definition.
14757 ("<vec_shifts_name><mode>3"): New expander.
14758 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
14760 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14762 * config/s390/s390.md ("*tabort_1"): Change predicate to
14763 nonmemory_operand. Add a second alternative to cover
14764 register as well as const int operands.
14765 ("*tabort_1_plus"): New pattern definition.
14767 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14769 * config/s390/s390.md ("*ashrdi3_cc_31")
14770 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
14771 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
14772 Merge insn definitions into ...
14773 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14774 New pattern definition.
14775 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
14776 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
14777 ("*ashr<mode>3_and"): Merge insn definitions into ...
14778 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14779 New pattern definition.
14780 * config/s390/subst.md ("addr_style_op_cc_subst")
14781 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
14782 substitutions patterns plus attributes.
14783 Add ashiftrt to SUBST iterator.
14785 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14787 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
14788 op2 to nonmemory_operand.
14789 ("*<shift>di3_31", "*<shift>di3_31_and"):
14790 Merge into single pattern definition ...
14791 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
14792 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
14793 pattern definition ...
14794 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
14795 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
14798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14800 * config/s390/predicates.md (const_int_6bitset_operand): New
14802 * config/s390/s390.md: Include subst.md.
14803 ("rotl<mode>3"): New expander.
14804 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
14806 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
14807 * config/s390/subst.md: New file.
14809 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14811 * config/s390/s390.md ("op_type", "atype", "length" attributes):
14812 Remove RRR type. It doesn't really exist.
14813 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
14815 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
14816 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
14817 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
14818 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
14819 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
14820 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
14821 `enabled' attribute.
14823 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14825 * gensupport.c (process_substs_on_one_elem): Split loop to
14826 complete mark_operands_used_in_match_dup on all expressions in the
14828 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14829 and remove function.
14831 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14834 * config/sparc/sparc.c (NWORDS_UP): Rename to...
14835 (CEIL_NWORDS): ...this. Use CEIL macro.
14836 (compute_fp_layout): Adjust to above renaming.
14837 (function_arg_union_value): Likewise.
14838 (sparc_arg_partial_bytes): Likewise.
14839 (sparc_function_arg_advance): Likewise.
14841 2016-02-29 Jeff Law <law@redhat.com>
14843 PR tree-optimization/70005
14844 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
14845 where an object with a boolean range is compared against a value
14848 PR tree-optimization/69999
14849 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
14850 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
14853 2016-02-29 Richard Biener <rguenther@suse.de>
14855 PR tree-optimization/69994
14856 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
14857 (get_unary_op): Look through nop conversions.
14858 (ops_equal_values_p): New function, look for equality diregarding
14860 (eliminate_plus_minus_pair): Use ops_equal_values_p
14861 (repropagate_negates): Do not use get_unary_op here.
14863 2016-02-29 Martin Liska <mliska@suse.cz>
14865 * system.h: Poison ENABLE_CHECKING macro.
14867 2016-02-29 Martin Liska <mliska@suse.cz>
14869 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
14870 is presented in dump flags.
14871 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14872 (hsa_regalloc): Likewise.
14874 2016-02-19 Richard Biener <rguenther@suse.de>
14876 PR tree-optimization/69980
14877 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
14878 permutation of those we need to keep.
14880 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14883 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
14884 (NWORDS_UP): ...this
14885 (init_cumulative_args): Minor tweaks.
14886 (sparc_promote_function_mode): Likewise.
14887 (scan_record_type): Delete.
14888 (traverse_record_type): New function template.
14889 (classify_data_t): New structure type.
14890 (classify_registers): New inline function.
14891 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
14892 exhausted. Instantiate traverse_record_type on classify_registers and
14893 deal with the case of a structure passed in slot #15 with no FP field
14895 (assign_data_t): New structure type.
14896 (compute_int_layout): New static function.
14897 (compute_fp_layout): Likewise.
14898 (count_registers): New inline function.
14899 (assign_int_registers): New static function.
14900 (assign_fp_registers): Likewise.
14901 (assign_registers): New inline function.
14902 (function_arg_record_value_1): Delete.
14903 (function_arg_record_value_2): Likewise.
14904 (function_arg_record_value_3): Likewise.
14905 (function_arg_record_value): Adjust to above changes. Instantiate
14906 traverse_record_type on count_registers to first count the number of
14907 registers to be used and then on assign_registers to assign them.
14908 (function_arg_union_value): Adjust to above renaming.
14909 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
14910 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
14911 case of a structure passed in slot #15
14912 (sparc_function_arg_advance): Likewise.
14913 (function_arg_padding): Minor tweak.
14915 2016-02-29 Richard Biener <rguenther@suse.de>
14917 PR tree-optimization/69720
14918 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
14919 the adjustment_def path for possibly vectorized defs.
14920 (vect_create_epilog_for_reduction): Handle vectorized initial
14923 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
14925 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
14927 2016-02-27 Jeff Law <law@redhat.com>
14930 2016-02-26 Richard Biener <rguenther@suse.de>
14931 Jeff Law <law@redhat.com>
14933 PR tree-optimization/69740
14934 * cfghooks.c (remove_edge): Request loop fixups if we delete
14935 an edge that might turn an irreducible loop into a natural
14938 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14940 PR rtl-optimization/69896
14941 * tree-vect-generic.c (get_compute_type): Avoid single element
14944 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14946 Rename the AArch64 tuning option and related functions to enable the
14947 Newton series for the reciprocal square root to reflect its
14948 approximative characteristic.
14950 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14951 function to "aarch64_emit_approx_rsqrt".
14952 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14953 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14954 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14955 (xgene1_tunings): Likewise.
14956 (use_rsqrt_p): Likewise.
14957 (aarch64_emit_swrsqrt): Use new function name.
14958 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14959 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14960 text explaining this option.
14961 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14963 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14966 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14967 complain about -mallow-movmisalign without -mvsx if
14968 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14970 2016-02-26 Joel Sherrill <joel@rtems.org>
14972 * config.gcc: Add x86_64-*-rtems*.
14973 * config/i386/rtems-64.h: New file.
14975 2016-02-26 Joel Sherrill <joel@rtems.org>
14977 * config.gcc: Add aarch64-*-rtems*.
14978 * config/aarch64/rtems.h: New file.
14980 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14983 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14984 shift amount using %h. Add comment.
14986 2016-02-26 Richard Biener <rguenther@suse.de>
14987 Jeff Law <law@redhat.com>
14989 PR tree-optimization/69740
14990 * cfghooks.c (remove_edge): Request loop fixups if we delete
14991 an edge that might turn an irreducible loop into a natural
14994 2016-02-26 Martin Jambor <mjambor@suse.cz>
14996 PR middle-end/69920
14997 * tree-sra.c (sra_modify_assign): Do not remove loads of
14998 uninitialized aggregates to SSA_NAMEs.
15000 2016-02-26 Richard Henderson <rth@redhat.com>
15003 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
15004 pseudo in case the target rtx matches the source of the left
15007 2016-02-26 Martin Jambor <mjambor@suse.cz>
15010 * hsa.h (hsa_type_packed_p): Declare.
15011 * hsa.c (hsa_type_packed_p): New function.
15012 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
15014 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
15015 * hsa-brig.c (emit_basic_insn): Likewise.
15017 2016-02-26 Martin Jambor <mjambor@suse.cz>
15020 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
15022 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
15024 2016-02-26 Martin Jambor <mjambor@suse.cz>
15026 * hsa.h (is_a_helper): New overload for hsa_op_immed for
15027 hsa_op_with_type operands.
15028 (hsa_unsigned_type_for_type): Declare.
15029 * hsa.c (hsa_unsigned_type_for_type): New function.
15030 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
15031 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
15032 the finalizer. Do not emit extra move.
15034 2016-02-26 Martin Jambor <mjambor@suse.cz>
15036 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
15037 atomic operations in private segment.
15039 2016-02-26 Martin Jambor <mjambor@suse.cz>
15041 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
15042 statements to wi->info. Also disallow omp simd constructs.
15043 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
15044 for not gridifying. Dump special string for omp_for.
15046 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15049 * config/aarch64/aarch64.c (aarch64_set_current_function):
15050 Save/restore target globals when switching to
15051 target_option_default_node.
15053 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15056 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
15057 Return 0 if !SHIFT_COUNT_TRUNCATED.
15059 2016-02-26 Jakub Jelinek <jakub@redhat.com>
15060 Eric Botcazou <ebotcazou@adacore.com>
15062 PR rtl-optimization/69891
15063 * dse.c (scan_insn): If we can't figure out memset arguments
15064 or they are non-constant, call clear_rhs_from_active_local_stores.
15066 2016-02-26 Martin Liska <mliska@suse.cz>
15068 * doc/extend.texi: Mention clog10, clog10f an clog10l
15069 in Builtins section.
15071 2016-02-26 Martin Liska <mliska@suse.cz>
15073 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
15075 (resolve_args_picking_1): Likewise.
15076 * dwarf2out.h (struct GTY): Likewise.
15078 2016-02-26 Martin Liska <mliska@suse.cz>
15080 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
15081 with flag_checking.
15082 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
15084 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
15085 Martin Liska <mliska@suse.cz>
15087 * doc/install.texi: Mention --enable-valgrind-annotations.
15089 2016-02-26 Richard Biener <rguenther@suse.de>
15091 PR tree-optimization/69551
15092 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
15093 looking through aliases adjust DECL_PT_UID to refer to the
15094 ultimate alias target.
15096 2016-02-25 Martin Liska <mliska@suse.cz>
15098 PR middle-end/69919
15099 * alloc-pool.c (after_memory_report): New variable.
15100 * alloc-pool.h (base_pool_allocator ::release): Do not use
15101 the infrastructure if after_memory_report.
15102 * toplev.c (toplev::main): Mark after memory report.
15104 2016-02-25 Richard Biener <rguenther@suse.de>
15106 PR tree-optimization/48795
15107 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
15109 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
15112 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
15113 offloading is enabled and -fopenacc or -fopenmp is specified.
15114 (CRTOFFLOADEND): Likewise.
15115 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
15116 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
15117 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
15118 (offload_objects_file_name): New static var.
15119 (tool_cleanup): Remove offload_objects_file_name file.
15120 (find_offloadbeginend): Replace with ...
15121 (find_crtoffloadtable): ... this.
15122 (run_gcc): Remove offload_argc and offload_argv.
15123 Get offload_objects_file_name from -foffload-objects=... option.
15124 Read names of object files with offload from this file, pass them to
15125 compile_images_for_offload_targets. Don't call find_offloadbeginend and
15126 don't pass offloadbegin and offloadend to the linker. Don't pass
15127 offload non-LTO files to the linker, because now they're not claimed.
15129 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
15132 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15133 on builtin_unreachable.
15135 2016-02-25 Jakub Jelinek <jakub@redhat.com>
15137 PR rtl-optimization/69896
15138 * regcprop.c: Include cfgrtl.h.
15139 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
15140 than remembered mode, either delete it (if noop_move_p), or
15141 treat like copy_p but not noop_p instruction.
15143 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15146 * dwarf2out.c (gen_variable_die): Work around buggy LTO
15147 - allow NULL decl for Fortran DW_TAG_common_block variables.
15149 2016-02-24 Jason Merrill <jason@redhat.com>
15151 * common.opt (flifetime-dse): Add -flifetime-dse=1.
15153 2016-02-24 Richard Biener <rguenther@suse.de>
15154 Jakub Jelinek <jakub@redhat.com>
15156 PR middle-end/69760
15157 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
15158 conditionally executed ops to well-defined overflow behavior.
15160 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15162 PR middle-end/69915
15163 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
15166 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15168 PR rtl-optimization/69886
15169 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
15170 argument. Use it when checking validity of set instructions.
15171 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
15172 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
15174 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
15175 * store-motion.c (find_moveable_store): Update
15176 can_assign_to_reg_without_clobbers_p callsite.
15178 2016-02-24 Richard Biener <rguenther@suse.de>
15180 PR middle-end/68963
15181 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
15183 (record_nonwrapping_iv): Do not fall back to the low/high bound
15184 for non-constant IV bases if the stmt is not always executed.
15186 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15188 * config/arm/arm-cores.def (cortex-a32): New entry.
15189 * config/arm/arm-tables.opt: Regenerate.
15190 * config/arm/arm-tune.md: Regenerate.
15191 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
15192 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
15193 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
15194 for -mcpu and -mtune.
15196 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15199 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
15200 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
15201 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
15202 (atomic_loaddi_1): Delete.
15203 (atomic_loaddi): Rewrite expander using the above changes.
15205 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15208 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
15211 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15212 Richard Biener <rguenth@suse.de>
15214 PR middle-end/69909
15215 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
15216 set_mem_attributes if tem is SSA_NAME which got expanded
15219 2016-02-24 Richard Biener <rguenther@suse.de>
15221 PR tree-optimization/69907
15222 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
15223 end of permutations for BB vectorization.
15225 2016-02-24 Christian Bruel <christian.bruel@st.com>
15227 * config/arm/arm-c.c (arm_option_override): Initialize
15228 target_option_current_node.
15229 * config/arm/arm.c (arm_pragma_target_parse): Replace
15230 build_target_option_node call by target_option_current_node.
15231 Set target_option_current_node.
15234 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
15237 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
15238 define_insn_and_split to define_insn.
15239 (zero_extendqi<mode>2_dot2): Same.
15240 (extendqi<mode>2_dot): Same.
15241 (extendqi<mode>2_dot2): Same.
15243 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15245 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
15246 and add bypass for AES{D,E} and AESMC pairs.
15247 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
15250 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15252 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
15253 series for reciprocal square root in Exynos M1.
15255 2016-02-23 Martin Sebor <msebor@redhat.com>
15258 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
15259 __builtin_alloca_with_align.
15261 2016-02-23 Richard Henderson <rth@redhat.com>
15263 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
15264 (ix86_register_pragmas): Remove __seg_tls.
15265 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
15266 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
15267 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
15268 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
15269 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
15270 * doc/extend.texi (__seg_tls): Remove item.
15272 2016-02-23 Richard Biener <rguenther@suse.de>
15274 * alloc-pool.h (struct allocation_object): Make id member
15275 conditional on CHECKING_P again.
15276 (get_instance): Adjust.
15277 (base_pool_allocator): Likewise.
15279 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
15281 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
15282 (parallelize_loops): In OpenACC kernels mode, set n_threads to
15284 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
15286 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
15288 2016-02-23 Richard Biener <rguenther@suse.de>
15290 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
15291 * bitmap.h (struct bitmap_usage): Likewise.
15292 (bitmap_move): Declare.
15293 * bitmap.c (register_overhead): Take size_t argument.
15294 (bitmap_move): New function.
15295 * df-problems.c (df_rd_transfer_function): Use bitmap_move
15296 to properly account overhead.
15297 * tree.c (free_node): Use tree_size.
15299 2016-02-23 Jakub Jelinek <jakub@redhat.com>
15302 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
15303 when inverting comparison.
15306 * common.opt (Wunreachable-code): Add Warning flag.
15308 2016-02-23 Mark Wielaard <mjw@redhat.com>
15309 Jakub Jelinek <jakub@redhat.com>
15312 * cgraphunit.c (check_global_declaration): Check main_input_filename
15313 and DECL_SOURCE_FILE are not NULL.
15315 2016-02-23 Martin Jambor <mjambor@suse.cz>
15317 PR tree-optimization/69666
15318 * tree-sra.c (sra_modify_assign): Do not attempt to create
15319 default_def replacements for unscalarizable regions.
15321 2016-02-20 Mark Wielaard <mjw@redhat.com>
15324 * cgraphunit.c (check_global_declaration): Check level of
15325 warn_unused_const_variable and main_input_filename.
15326 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
15327 (-Wunused-variable): For C implies -Wunused-const-variable=1.
15328 (-Wunused-const-variable): Explain levels 1 and 2.
15330 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15333 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
15334 identical arguments. Formatting and spelling fixes.
15337 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
15342 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
15343 and m68k-devices.def.
15344 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
15345 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
15347 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
15349 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
15350 and HImode registers.
15352 2016-02-22 Richard Biener <rguenther@suse.de>
15354 PR tree-optimization/69882
15355 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
15356 preserve permutations present because of gaps.
15357 (vect_supported_load_permutation_p): Always continue checking
15358 permutations after vect_attempt_slp_rearrange_stmts.
15360 2016-02-22 Bin Cheng <bin.cheng@arm.com>
15362 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
15363 min_profitable_estimate, rather than min_profitable_iters.
15365 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15368 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
15369 SImode for last match_operand.
15371 2016-02-22 Martin Liska <mliska@suse.cz>
15373 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
15374 return bitsize - 1 as the return value.
15376 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
15380 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
15381 Handle negative shift counts.
15382 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
15383 force_reg on the shift constant.
15384 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
15385 (lshrsi3_d): Handle negative shift counts.
15387 2016-02-22 Richard Biener <rguenther@suse.de>
15388 Tom de Vries <tom@codesourcery.com>
15390 * graph.c: Include dumpfile.h.
15391 (print_graph_cfg): Split into three overloads.
15392 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
15394 2016-02-22 Tom de Vries <tom@codesourcery.com>
15396 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
15399 2016-02-22 Richard Biener <rguenther@suse.de>
15402 * ipa-inline-transform.c (inline_call): When not updating
15403 overall summaries adjust self size by the growth estimate.
15404 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
15405 hash-set, do not update overall summaries here. Renamed from ...
15406 (inline_to_all_callers): ... this which is now wrapping the
15407 above and performing delayed overall summary update.
15408 (early_inline_small_functions): Delay updating of the overall
15411 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
15413 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
15416 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15419 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
15420 :%* in %:gt() argument.
15421 (greater_than_spec_func): Adjust for expecting only numbers,
15422 if there are more than two numbers, compare the last two.
15424 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
15426 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
15427 -Wnarrowing with -std.
15429 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15432 * expr.c (store_field): Don't use bit-field path if exp is
15433 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
15434 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
15435 and the assignment can be performed by bitwise copy. Formatting
15438 PR middle-end/69838
15439 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
15440 call copy_reg_eh_region_note_forward on before and/or after sequences
15441 and remove note from insn if it no longer can throw.
15444 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
15445 if TARGET_AVX512BW.
15447 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15449 * config/s390/vector.md: Add missing commutative operand markers
15450 to the patterns which qualify for one.
15451 * config/s390/vx-builtins.md: Likewise.
15453 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15455 * config/s390/vector.md (VI, VI_QHS): Add single element vector
15456 types to mode iterators.
15457 (vec_double): ... and mode attribute.
15458 * config/s390/vx-builtins.md (non_vec_int): Likewise.
15460 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15462 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
15463 Change the predicate of op2 from nonimmediate to general and let
15464 reload fix it if necessary.
15466 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15468 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
15470 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15472 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
15475 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15477 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
15478 * config/s390/s390.c (s390_expand_vec_movstr): New function.
15479 * config/s390/s390.md ("movstr<P:mode>"): Call
15480 s390_expand_vec_movstr.
15482 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15484 * config/s390/s390.md: Add missing output modifier for operand 1
15485 to print it as address properly.
15487 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15489 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
15490 * config/s390/2964.md: New file.
15491 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
15492 of insn grouping attributes depending on the CPU level.
15493 (s390_get_unit_mask): New function.
15494 (s390_sched_score): Remove the OOO from the scheduling macros.
15495 Add loop to calculate a score for the instruction mix.
15496 (s390_sched_reorder): Likewise plus improve debug output.
15497 (s390_sched_variable_issue): Rename macros as above. Calculate
15498 the unit distances after actually scheduling an insn. Improve
15500 (s390_sched_init): Clear last_scheduled_unit_distance array.
15501 * config/s390/s390.md: Include 2964.md.
15503 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15506 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
15507 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
15508 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
15509 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
15510 *avx512f_<code>v8div16qi2_mask_1): New insns.
15512 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15515 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
15518 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
15519 earlyclobber from target. Use wF constraint for fused memory
15521 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
15523 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15524 Martin Liska <mliska@suse.cz>
15527 * cfgexpand.c (asan_sanitize_stack_p): New function.
15528 (partition_stack_vars): Use the function.
15529 (expand_stack_vars): Likewise.
15530 (defer_stack_allocation): Likewise.
15531 (expand_used_vars): Likewise.
15533 2016-02-18 Richard Biener <rguenther@suse.de>
15535 PR middle-end/69553
15536 * fold-const.c (operand_equal_p): Properly compare offsets for
15537 IMAGPART_EXPR and ARRAY_REF.
15539 2016-02-18 Nick Clifton <nickc@redhat.com>
15543 * config/arm/arm.c (arm_option_override_internal): Disable
15544 interworking if the target does not support thumb instructions.
15545 (arm_reload_in_hi): Handle the case where a register to register
15546 move needs reloading because there is no simple pattern to handle
15548 (arm_reload_out_hi): Likewise.
15550 2016-02-18 Richard Biener <rguenther@suse.de>
15552 PR middle-end/69854
15553 * match.pd: Don't use fold_binary or fold_unary for folding
15556 2016-02-17 Jakub Jelinek <jakub@redhat.com>
15559 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
15560 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
15561 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
15562 warn on gimple_no_warning_p statements.
15564 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
15566 * doc/extend.texi (C++ Attributes): Correct description of
15567 warn_unused type attribute.
15569 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15571 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
15572 correct instruction.
15574 2016-02-17 Richard Biener <rguenther@suse.de>
15576 PR rtl-optimization/69609
15577 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
15578 (find_traces_1_round): When ending a trace update cached priority
15580 (bb_to_key): Use cached priority when available.
15581 (copy_bb): Initialize cached priority.
15582 (reorder_basic_blocks_software_trace_cache): Likewise.
15584 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15587 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
15589 (aarch64_comparison_operator): Break overly long line into two.
15590 (aarch64_comparison_operation): Likewise.
15591 * config/aarch64/aarch64.md (cstorecc4): Use
15592 aarch64_comparison_operator_mode instead of
15593 aarch64_comparison_operator.
15594 (cstore<mode>4): Likewise.
15595 (aarch64_cstore<mode>): Likewise.
15596 (*cstoresi_insn_uxtw): Likewise.
15597 (cstore<mode>_neg): Likewise.
15598 (*cstoresi_neg_uxtw): Likewise.
15600 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15603 * config/arm/predicates.md (arm_comparison_operator_mode):
15605 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
15606 instead of arm_comparison_operator.
15607 (*mov_negscc): Likewise.
15608 (*mov_notscc): Likewise.
15609 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
15610 (*thumb2_mov_negscc): Likewise.
15611 (*thumb2_mov_negscc_strict_it): Likewise.
15612 (*thumb2_mov_notscc): Likewise.
15613 (*thumb2_mov_notscc_strict_it): Likewise.
15615 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
15617 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
15618 Add missing return.
15620 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
15622 * config/visium/visium.c (machine_libfunc_index): New enum.
15623 (machine_libfuncs): New structure.
15624 (visium_libfuncs): New static variable.
15625 (TARGET_INIT_LIBFUNCS): Define to...
15626 (visium_init_libfuncs): ...this. New function.
15627 (expand_block_move_4): Use the appropriate libfunc.
15628 (expand_block_move_2): Likewise.
15629 (expand_block_move_1): Likewise.
15630 (expand_block_set_4): Likewise.
15631 (expand_block_set_2): Likewise.
15632 (expand_block_set_1): Likewise.
15633 (visium_trampoline_init): Likewise.
15635 2016-02-17 Nick Clifton <nickc@redhat.com>
15637 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
15638 TI's devices.csv file as of March 2016.
15640 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
15643 * opts-global.c (handle_common_deferred_options): Introduce and
15644 initialize two global variables to remember command-line options
15645 specifying a stack-limiting register.
15646 * opts.h: Add extern declarations of the two new global variables.
15647 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
15648 variable based on the values of the two new global variables.
15650 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15653 * common.opt (Wnonnull-compare): New warning.
15654 * doc/invoke.texi (-Wnonnull): Remove text about comparison
15655 of arguments against NULL.
15656 (-Wnonnull-compare): Document.
15657 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
15658 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
15659 * passes.def (pass_warn_nonnull_compare): Add.
15660 * gimple-ssa-nonnull-compare.c: New file.
15662 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15664 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
15665 AARCH64_EXTRA_TUNE_RECIP_SQRT.
15667 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15669 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
15670 reciprocal sqrt for -mlow-precision-recip-sqrt.
15672 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15673 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15675 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
15676 always use lane loads to construct non-constant vectors.
15678 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15680 * config/aarch64/aarch64.md
15681 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
15682 constraints for operand 3.
15683 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
15685 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15686 Richard Biener <rguenther@suse.de>
15688 PR tree-optimization/69820
15689 * tree-vect-patterns.c (type_conversion_p): Return false if
15690 *orig_type is unsigned single precision or boolean.
15691 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
15694 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15696 PR rtl-optimization/69764
15697 PR rtl-optimization/69771
15698 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
15699 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
15701 2016-02-16 Richard Biener <rguenther@suse.de>
15703 PR tree-optimization/69776
15704 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
15706 (indirect_refs_may_alias_p): Likewise.
15707 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
15708 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
15709 according to tbaa_p.
15710 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
15711 (optimize_stmt): For redundant store discovery do not allow tbaa.
15713 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
15715 PR tree-optimization/69714
15716 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
15717 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
15719 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
15721 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
15722 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
15723 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
15724 * config/arc/arc.c (arc_init): Check FPU options.
15725 (get_arc_condition_code): Handle new CC_FPU* modes.
15726 (arc_select_cc_mode): Likewise.
15727 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
15728 register pair only. Allow access for ARCv2 accumulator.
15729 (gen_compare_reg): Whenever we have FPU support use FPU compare
15731 (arc_reorg): Don't generate brcc insns when FPU compare
15732 instructions are involved.
15733 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
15734 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
15735 floating point emulation.
15736 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
15737 (REVERSE_CONDITION): Add new CC_FPU* modes.
15738 (TARGET_FP_SP_BASE): Define.
15739 (TARGET_FP_DP_BASE): Likewise.
15740 (TARGET_FP_SP_FUSED): Likewise.
15741 (TARGET_FP_DP_FUSED): Likewise.
15742 (TARGET_FP_SP_CONV): Likewise.
15743 (TARGET_FP_DP_CONV): Likewise.
15744 (TARGET_FP_SP_SQRT): Likewise.
15745 (TARGET_FP_DP_SQRT): Likewise.
15746 (TARGET_FP_DP_AX): Likewise.
15747 * config/arc/arc.md (ARCV2_ACC): New constant.
15748 (type): New fpu type attribute.
15749 (SDF): Conditional iterator.
15750 (cstore<mode>, cbranch<mode>): Change expand condition.
15751 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
15752 handles FPU/FPX cases as well.
15753 * config/arc/arc.opt (mfpu): New option.
15754 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
15756 (adddf3, muldf3, subdf3): Removed.
15757 * config/arc/predicates.md (proper_comparison_operator): Recognize
15759 * config/arc/fpu.md: New file.
15760 * doc/invoke.texi (ARC Options): Document mfpu option.
15762 2016-02-16 Richard Biener <rguenther@suse.de>
15764 PR rtl-optimization/69291
15765 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
15766 noce_operand_ok check.
15768 2016-02-16 Tom de Vries <tom@codesourcery.com>
15771 * omp-low.c (simd_clone_create): Remove call to
15772 symtab->call_cgraph_insertion_hooks.
15774 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15776 PR tree-optimization/69802
15777 * tree-ssa-reassoc.c (update_range_test): If op is
15778 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
15779 op == 1 test of precision 1 integral op, otherwise handle
15780 that case as op itself. Fix up formatting.
15781 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
15784 2016-02-16 Richard Biener <rguenther@suse.de>
15786 PR tree-optimization/69586
15787 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
15788 types for conversion sources.
15790 2016-02-16 Richard Biener <rguenther@suse.de>
15792 PR middle-end/69801
15793 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
15794 mask OEP_ADDRESS_OF.
15796 2016-02-16 Alan Modra <amodra@gmail.com>
15799 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
15800 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
15801 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
15803 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
15804 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
15805 (p8_fmrgow_<mode>): Likewise.
15806 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
15808 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
15809 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
15810 to use movdi_internal64. Remove op0_di.
15811 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
15813 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
15815 Add support for the FCCMP insn types
15817 * config/aarch64/aarch64.md (fccmp): Change insn type.
15818 (fccmpe): Likewise.
15819 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
15820 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
15821 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
15822 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
15823 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
15824 * config/arm/types.md (fccmps): Add new insn type.
15825 (fccmpd): Likewise.
15827 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
15829 * alias.c (get_alias_set): Fix a typo in comment.
15831 2016-02-15 Richard Biener <rguenther@suse.de>
15833 PR tree-optimization/69595
15834 * match.pd: Complete range test simplification to true.
15836 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
15838 PR rtl-optimization/69648
15839 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
15840 pic_offset_table_rtx.
15842 PR rtl-optimization/69752
15843 * ira.c (update_equiv_regs): When looking for more than a single SET,
15844 also take other side effects into account.
15846 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15848 * config/s390/s390.c (s390_function_profiler): Add a new sequence
15849 for z900+ CPUs in 31-bit mode.
15851 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15853 * common/config/s390/s390-common.c (s390_supports_split_stack):
15855 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
15856 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
15857 * config/s390/s390.c (struct machine_function): New field
15858 split_stack_varargs_pointer.
15859 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
15860 in s390_emit_prologue.
15861 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
15863 (morestack_ref): New global.
15864 (SPLIT_STACK_AVAILABLE): New macro.
15865 (s390_expand_split_stack_prologue): New function.
15866 (s390_live_on_entry): New function.
15867 (s390_va_start): Use split-stack vararg pointer if appropriate.
15868 (s390_asm_file_end): Emit the split-stack note sections.
15869 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
15870 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
15871 (UNSPECV_SPLIT_STACK_CALL): New unspec.
15872 (UNSPECV_SPLIT_STACK_DATA): New unspec.
15873 (split_stack_prologue): New expand.
15874 (split_stack_space_check): New expand.
15875 (split_stack_data): New insn.
15876 (split_stack_call): New expand.
15877 (split_stack_call_*): New insn.
15878 (split_stack_cond_call): New expand.
15879 (split_stack_cond_call_*): New insn.
15881 2016-02-15 Richard Biener <rguenther@suse.de>
15883 PR tree-optimization/69783
15884 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15885 Add trivially correct cases.
15887 2016-02-15 Tom de Vries <tom@codesourcery.com>
15890 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
15892 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
15894 2016-02-15 Richard Biener <rguenther@suse.de>
15896 PR tree-optimization/69776
15897 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15898 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
15899 indicate whether we can use TBAA to disambiguate against stores.
15900 Use alias-set zero if not.
15901 (visit_reference_op_store): Do not use TBAA when looking up
15903 * tree-ssa-pre.c (compute_avail): Use TBAA here.
15904 (eliminate_dom_walker::before_dom_children): But not when looking
15905 up redundant stores.
15907 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
15909 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
15911 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15913 * config/i386/znver1.md
15914 (znver1_pop, znver1_pop_mem,
15915 znver1_load_imov_double_store,
15916 znver1_load_imov_direct_store,
15917 znver1_load_imov_direct_load,
15918 znver1_load_imov_double_load): Add new.
15919 (znver1_insn, znver1_insn_load): Add icmov type.
15920 (znver1_sseavx_fma,
15921 znver1_sseavx_fma_load,
15923 znver1_avx256_fma_load): Fix pipe usage.
15925 2016-02-14 Alan Modra <amodra@gmail.com>
15928 * reload.c (find_reloads_address_1): For pre/post-inc/dec
15929 with an invalid hard reg, reload just the reg not the entire
15930 pre/post-inc/dec address expression.
15932 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15935 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15936 fixed R1_REG scratch reg.
15937 (sibcall_value_pcrel_fdpic): Likewise.
15939 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15943 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15945 2016-02-12 Walter Lee <walt@tilera.com>
15947 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15948 * config/tilegx/t-tilegx: Likewise.
15950 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15953 * diagnostic-show-locus.c (struct line_span): New struct.
15954 (layout::get_first_line): Delete.
15955 (layout::get_last_line): Delete.
15956 (layout::get_num_line_spans): New member function.
15957 (layout::get_line_span): Likewise.
15958 (layout::print_heading_for_line_span_index_p): Likewise.
15959 (layout::get_expanded_location): Likewise.
15960 (layout::calculate_line_spans): Likewise.
15961 (layout::m_first_line): Delete.
15962 (layout::m_last_line): Delete.
15963 (layout::m_line_spans): New field.
15964 (layout::layout): Update comment. Replace m_first_line and
15965 m_last_line with m_line_spans, replacing their initialization
15966 with a call to calculate_line_spans.
15967 (diagnostic_show_locus): When printing source lines and
15968 annotations, rather than looping over a single span
15969 of lines, instead loop over each line_span within
15970 the layout, with an inner loop over the lines within them.
15971 Call the context's start_span callback when changing line spans.
15972 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15973 (diagnostic_build_prefix): Break out the building of the location
15974 part of the string into...
15975 (diagnostic_get_location_text): ...this new function, rewriting
15976 it from nested ternary expressions to a sequence of "if"
15978 (default_diagnostic_start_span_fn): New function.
15979 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15980 (diagnostic_context::start_span): New field.
15981 (default_diagnostic_start_span_fn): New prototype.
15983 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15986 * gcc.c (driver::finalize): Fix cleanup of "specs".
15988 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15992 * gcc.c (driver::driver): Initialize m_option_suggestions.
15993 (driver::~driver): Clean up m_option_suggestions.
15994 (suggest_option): Convert to...
15995 (driver::suggest_option): ...this, and split out into
15996 driver::build_option_suggestions and find_closest_string.
15997 (driver::build_option_suggestions): New function, from
15998 first half of suggest_option. Special-case
15999 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
16000 the sanitizer_opts array. For options of enum types, add the
16001 various enum values to the candidate strings.
16002 (driver::handle_unrecognized_options): Remove "const".
16003 * gcc.h (driver::handle_unrecognized_options): Likewise.
16004 (driver::build_option_suggestions): New decl.
16005 (driver::suggest_option): New decl.
16006 (driver::m_option_suggestions): New field.
16007 * opts-common.c (add_misspelling_candidates): New function.
16008 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
16009 and make non-static.
16010 * opts.h (sanitizer_opts): New array decl.
16011 (add_misspelling_candidates): New function decl.
16012 * spellcheck.c (find_closest_string): New function.
16013 * spellcheck.h (find_closest_string): New function decl.
16015 2016-02-12 Jakub Jelinek <jakub@redhat.com>
16017 PR rtl-optimization/69764
16018 PR rtl-optimization/69771
16019 * optabs.c (expand_binop_directly): For shift_optab_p, force
16020 convert_modes with VOIDmode if xop1 has VOIDmode.
16022 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
16025 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
16026 to correctly determine instrumentation thunks.
16028 2016-02-12 Jakub Jelinek <jakub@redhat.com>
16031 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
16032 type by reference, force lhs on the call.
16035 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
16036 Compute retval and retbnd early in all cases if split_part_return_p
16037 and return_bb is not EXIT. Remove all clobber stmts and reset
16038 all debug stmts that refer to SSA_NAMEs defined in split part,
16039 except if it is retval, in that case replace the old retval with the
16040 lhs of the call to the split part.
16042 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16045 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16047 PR middle-end/66726
16048 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
16049 whose result is used in PHI.
16050 (maybe_optimize_range_tests): Likewise.
16051 (final_range_test_p): Likweise.
16053 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16055 PR middle-end/66726
16056 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
16057 whose result is used in PHI.
16058 (maybe_optimize_range_tests): Likewise.
16059 (final_range_test_p): Likweise.
16061 2016-02-12 Jakub Jelinek <jakub@redhat.com>
16063 * cgraph.c: Spelling fixes - behaviour -> behavior and
16064 neighbour -> neighbor.
16065 * target.def: Likewise.
16066 * sel-sched.c: Likewise.
16067 * config/mips/mips.c: Likewise.
16068 * config/arc/arc.md: Likewise.
16069 * config/arm/cortex-a57.md: Likewise.
16070 * config/arm/arm.c: Likewise.
16071 * config/arm/neon.md: Likewise.
16072 * config/arm/arm-c.c: Likewise.
16073 * config/vms/vms-c.c: Likewise.
16074 * config/s390/s390.c: Likewise.
16075 * config/i386/znver1.md: Likewise.
16076 * config/i386/i386.c: Likewise.
16077 * config/ia64/hpux-unix2003.h: Likewise.
16078 * config/msp430/msp430.md: Likewise.
16079 * config/rx/rx.c: Likewise.
16080 * config/rx/rx.md: Likewise.
16081 * config/aarch64/aarch64-simd.md: Likewise.
16082 * config/aarch64/aarch64.c: Likewise.
16083 * config/nvptx/nvptx.c: Likewise.
16084 * config/bfin/bfin.c: Likewise.
16085 * config/cris/cris.opt: Likewise.
16086 * config/rs6000/rs6000.c: Likewise.
16087 * target.h: Likewise.
16088 * spellcheck.c: Likewise.
16089 * ira-build.c: Likewise.
16090 * tree-inline.c: Likewise.
16091 * builtins.c: Likewise.
16092 * lra-constraints.c: Likewise.
16093 * explow.c: Likewise.
16094 * hwint.h: Likewise.
16095 * targhooks.c: Likewise.
16096 * tree-vect-data-refs.c: Likewise.
16097 * expr.c: Likewise.
16098 * doc/tm.texi: Likewise.
16099 * doc/extend.texi: Likewise.
16100 * doc/install.texi: Likewise.
16101 * doc/md.texi: Likewise.
16102 * tree-ssa-tail-merge.c: Likewise.
16103 * sched-int.h: Likewise.
16104 * match.pd: Likewise.
16105 * sched-ebb.c: Likewise.
16106 * target.def (omit_struct_return_reg): Likewise.
16107 * gimple-ssa-isolate-paths.c: Likewise.
16108 (find_implicit_erroneous_behaviour): Renamed to...
16109 (find_implicit_erroneous_behavior): ... this.
16110 (find_explicit_erroneous_behaviour): Renamed to...
16111 (find_explicit_erroneous_behavior): ... this.
16112 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
16114 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
16116 PR rtl-optimization/64682
16117 PR rtl-optimization/69567
16118 PR rtl-optimization/69737
16119 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
16120 in I2 as well, just lose it.
16122 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16124 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
16126 (aarch64_last_printed_tune_string): Likewise.
16127 (aarch64_declare_function_name): Only output .arch assembler
16128 directive if it will be different from the previously output
16129 directive. Same for .tune comment but only if -dA is set.
16130 (aarch64_start_file): New function.
16131 (TARGET_ASM_FILE_START): Define.
16133 2016-02-11 David Malcolm <dmalcolm@redhat.com>
16136 * Makefile.in (PLUGIN_HEADERS): Add params.list.
16138 2016-02-11 Jakub Jelinek <jakub@redhat.com>
16141 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
16142 -Wmaybe-uninitialized warning.
16144 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
16147 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
16149 2016-02-11 Richard Biener <rguenther@suse.de>
16151 PR rtl-optimization/69291
16152 * ifcvt.c (noce_try_store_flag_constants): Do not allow
16153 subexpressions affected by changing the result.
16155 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
16158 * lra-constraints.c (curr_insn_transform): Find in/out operands
16159 for secondary memory moves. Update dups.
16161 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
16163 PR tree-optimization/69652
16164 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
16165 to nested loop, did source re-formatting, skip debug statements,
16166 add check on statement with volatile operand, remove dead scalar
16169 2016-02-10 Jakub Jelinek <jakub@redhat.com>
16170 Patrick Palka <ppalka@gcc.gnu.org>
16174 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
16175 calls if the return type is TREE_ADDRESSABLE.
16176 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
16177 * ipa-split.c (split_function): Fix doubled "we" in comment.
16178 Use void return type for the split part even if
16179 !split_point->split_part_set_retval.
16181 2016-02-10 Bin Cheng <bin.cheng@arm.com>
16183 PR tree-optimization/68021
16184 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
16185 when computing the value of biv cand by itself.
16187 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16189 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
16190 (cortexa57_tunings): Likewise.
16191 (cortexa72_tunings): Likewise.
16192 (arch_macro_fusion_pair_p): Add support for AES fusion.
16193 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
16194 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
16195 Allow virtual registers before reload so early scheduling works.
16196 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
16197 correct latency and pipeline.
16198 (cortex_a57_crypto_complex): Likewise.
16199 (cortex_a57_crypto_xor): Likewise.
16200 (define_bypass): Add AES bypass.
16202 2016-02-10 Richard Biener <rguenther@suse.de>
16204 PR tree-optimization/69726
16205 * passes.def: Add DCE pass before late uninit.
16206 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
16207 really fixup if-conversions job.
16209 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16211 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
16212 (arm_cortex_a57_tune): Likewise.
16213 (aarch_macro_fusion_pair_p): Add support for AES fusion.
16214 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
16216 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
16218 * timevar.def (TV_PHASE_DBGINFO): Delete.
16219 (TV_PHASE_CHECK_DBGINFO): Likewise.
16220 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
16222 2016-02-10 Richard Biener <rguenther@suse.de>
16224 PR tree-optimization/69719
16225 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16226 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
16228 2016-02-09 Andrew Pinski <apinski@cavium.com>
16231 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
16232 get_vcond_mask_icode returns false.
16234 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16237 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
16238 an ADDIS that adds a pointer to a large constant that sets the
16239 upper16 bits with a load operation.
16241 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16244 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
16246 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
16248 (vzipq_s16): Likewise.
16249 (vzipq_s32): Likewise.
16250 (vzipq_f32): Likewise.
16251 (vzipq_u8): Likewise.
16252 (vzipq_u16): Likewise.
16253 (vzipq_u32): Likewise.
16254 (vzipq_p8): Likewise.
16255 (vzipq_p16): Likewise.
16257 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16260 * config/arm/arm.c (neon_endian_lane_map): New function.
16261 (neon_vector_pair_endian_lane_map): New function.
16262 (arm_evpc_neon_vuzp): Allow for big endian lane order.
16263 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
16265 (vuzpq_s16): Likewise.
16266 (vuzpq_s32): Likewise.
16267 (vuzpq_f32): Likewise.
16268 (vuzpq_u8): Likewise.
16269 (vuzpq_u16): Likewise.
16270 (vuzpq_u32): Likewise.
16271 (vuzpq_p8): Likewise.
16272 (vuzpq_p16): Likewise.
16274 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
16277 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
16280 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
16282 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
16283 truncate const_int operand 1 to QImode.
16285 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
16287 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
16288 corresponding to an abnormal edge.
16290 2016-02-09 Tom de Vries <tom@codesourcery.com>
16292 PR tree-optimization/69599
16293 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
16295 (find_func_aliases_for_builtin_call, find_func_clobbers)
16296 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
16299 2016-02-09 Richard Biener <rguenther@suse.de>
16301 PR tree-optimization/69715
16302 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
16303 LHS on calls as non-rewritable.
16305 2016-02-09 Tom de Vries <tom@codesourcery.com>
16308 * lto-wrapper.c (append_diag_options): New function.
16309 (compile_offload_image): Call append_diag_options.
16311 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
16314 * doc/extend.texi (Flag Output Operands): Correct sectioning.
16315 Minor copy-edit to fix verb tenses.
16317 2016-02-08 Jakub Jelinek <jakub@redhat.com>
16319 PR tree-optimization/69209
16320 * ipa-split.c (split_function): If split part is not
16321 returning retval, retval has gimple type but is not
16322 gimple value, force it into a SSA_NAME first.
16324 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
16326 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
16329 2016-02-08 Jason Merrill <jason@redhat.com>
16332 * convert.c (convert_to_integer_1): Check dofold on truncation
16334 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
16335 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
16336 Rename from *_nofold.
16337 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
16338 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
16340 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
16343 * tree.c (build_common_tree_nodes): Remove short_double argument.
16344 All callers changed.
16345 * tree.h (build_common_tree_nodes): Adjust declaration.
16346 * doc/invoke.texi (-fshort-double): Remove documentation.
16347 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16348 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
16349 * lto-wrapper.c (merge_and_complain, append_compiler_options)
16350 (append_linker_options): Don't handle OPT_fshort_double.
16352 PR rtl-optimization/68730
16353 * lra-remat.c (insn_to_cand_activation): New static variable.
16354 (lra_remat): Allocate and free it.
16355 (create_cand): New arg activation. Initialize a field in
16356 insn_to_cand_activation if it is nonnull.
16357 (create_cands): Pass the activation insn to create_cand when making
16358 a candidate involving an output reload. Reorganize code a little.
16359 (do_remat): Keep track of active status of candidates in a separate
16362 2016-02-08 Richard Biener <rguenther@suse.de>
16364 PR tree-optimization/69719
16365 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16366 Properly use absolute of the difference of the two offsets to
16367 compare or adjust the segment length.
16369 2016-02-08 Richard Biener <rguenther@suse.de>
16370 Jeff Law <law@redhat.com>
16373 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
16374 types for anonymous SSA names.
16376 2016-02-08 Richard Biener <rguenther@suse.de>
16378 PR rtl-optimization/69274
16379 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
16381 2016-02-08 Jeff Law <law@redhat.com>
16383 PR tree-optimization/65917
16384 * tree-ssa-dom.c (record_temporary_equivalences): Record both
16385 equivalences from if (x == y) style conditionals.
16386 (loop_depth_of_name): Remove.
16387 (record_equality): Remove loop depth check.
16388 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
16389 (const_and_copies::record_const_or_copy_raw): New member function.
16390 * tree-ssa-scopedtables.c
16391 (const_and_copies::record_const_or_copy_raw): New, factored out of
16392 (const_and_copies::record_const_or_copy): Call new member function.
16394 2016-02-05 Jeff Law <law@redhat.com>
16396 PR tree-optimization/68541
16397 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
16398 (count_stmts_in_block): New function.
16399 (poor_ifcvt_candidate_code): Likewise.
16400 (is_feasible_trace): Add some heuristics to determine when path
16401 splitting is profitable.
16402 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
16403 is a diamond with a single exit.
16405 2016-02-05 Martin Sebor <msebor@redhat.com>
16408 * doc/invoke.texi: Update -Wplacement-new to take an optional
16411 2016-02-06 Richard Henderson <rth@redhat.com>
16414 * tree.c (tree_nop_conversion_p): Do not strip casts into or
16415 out of non-standard address spaces.
16417 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16419 PR rtl-optimization/69691
16420 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
16422 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
16424 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
16425 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
16426 (*ieee128_mfvsrd_64bit): Likewise.
16427 (*ieee128_mfvsrd_32bit): Likewise.
16429 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
16433 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16435 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16436 instrumented_version.
16438 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
16440 * doc/invoke.texi (Optimize Options): In table of --param options
16441 rename second occurrence of tracer-min-branch-ratio to
16442 tracer-min-branch-probability, rename
16443 tracer-min-branch-ratio-feedback to
16444 tracer-min-branch-probability-feedback and clarify description,
16445 rename sched-spec-state-edge-prob-cutoff to
16446 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
16447 to selsched-insns-to-rename, rename lto-minpartition to
16448 lto-min-partition, delete reorder-blocks-duplicate and
16449 reorder-blocks-duplicate-feedback.
16451 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16453 * config/s390/s390.c (s390_register_info_set_ranges): Remove
16456 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
16458 * doc/extend.texi: S/390: Correct some typos.
16460 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16462 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
16464 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16467 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
16468 (s390_register_info_gprtofpr): Use new macros above.
16469 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
16471 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
16472 its name. Adjust restore and save gpr ranges.
16473 (s390_register_info_set_ranges): New function.
16474 (s390_register_info): Use new macros above. Call
16475 s390_register_info_set_ranges.
16476 (s390_optimize_register_info): Likewise.
16477 (s390_hard_regno_rename_ok): Use new macros.
16478 (s390_hard_regno_scratch_ok): Likewise.
16479 (s390_emit_epilogue): Likewise.
16480 (s390_can_use_return_insn): Likewise.
16481 (s390_optimize_prologue): Likewise.
16482 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
16484 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16487 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
16489 (ix86_option_override_internal): Disable TARGET_STV even for
16490 -m{incoming,preferred}-stack-boundary=3.
16492 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16494 * config.gcc: Mark deprecated rtems targets as obsolete.
16496 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
16498 PR rtl-optimization/64682
16499 PR rtl-optimization/69567
16500 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
16501 before I2 only if the register is both used and set in I2.
16503 2016-02-04 DJ Delorie <dj@redhat.com>
16505 * config/msp430/msp430.c (msp430_start_function): Add function type.
16507 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16510 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
16512 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
16514 PR rtl-optimization/69577
16516 2015-10-29 Richard Henderson <rth@redhat.com>
16520 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
16521 sse check to the exact conditions of PR 67609.
16523 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16526 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
16527 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
16528 not allowed into the traditional Altivec registers.
16529 (movtd_64bit_nodm): Likewise.
16530 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
16532 2016-02-04 David Malcolm <dmalcolm@redhat.com>
16534 * config/aarch64/cortex-a57-fma-steering.c
16535 (aarch64_register_fma_steering): Remove "static" from arguments
16538 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
16541 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
16542 twice when complex.
16544 2016-02-04 Mike Frysinger <vapier@gentoo.org>
16546 * doc/invoke.texi: Delete -mno-fma4.
16548 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
16550 PR rtl-optimization/69577
16551 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
16552 (find_subregs_of_mode): Update accordingly. Iterate over partial
16555 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
16557 * config/arm/arm-protos.h (neon_reinterpret): Remove.
16558 * config/arm/arm.c (neon_reinterpret): Remove.
16559 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
16560 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
16561 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
16562 vreinterpretti): Remove.
16563 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
16564 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
16565 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
16566 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
16567 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
16568 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
16569 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
16570 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
16571 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
16572 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
16573 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
16574 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
16575 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
16576 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
16577 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
16578 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
16579 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
16580 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
16581 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
16582 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
16583 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
16584 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
16585 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
16586 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
16587 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
16588 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
16589 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
16590 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
16591 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
16592 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
16593 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
16594 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
16595 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
16596 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
16597 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
16598 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
16599 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
16600 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
16601 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
16602 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
16603 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
16604 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
16605 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
16606 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
16607 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
16608 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
16609 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
16610 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
16611 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
16612 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
16613 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
16614 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
16615 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
16616 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
16617 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
16618 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
16619 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
16620 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
16621 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
16622 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
16623 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
16624 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
16625 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
16626 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
16627 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
16628 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
16629 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
16630 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
16631 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
16632 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
16633 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
16634 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
16635 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
16636 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
16637 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
16638 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
16639 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
16640 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
16641 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
16642 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
16643 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
16644 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
16645 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
16646 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
16647 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
16648 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
16649 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
16650 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
16651 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
16652 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
16653 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
16654 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
16655 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
16656 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
16657 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
16658 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
16659 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
16660 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
16661 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
16662 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
16663 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
16664 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
16665 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
16667 2016-02-04 Martin Liska <mliska@suse.cz>
16670 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
16671 that are gimple_store_p.
16672 (maybe_instrument_call): Likewise.
16674 2016-02-04 Bin Cheng <bin.cheng@arm.com>
16676 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
16677 register scaling out of memory reference and comment why.
16679 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16683 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
16684 folding the source of a SET.
16686 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16690 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
16691 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
16693 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
16697 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
16700 2016-02-04 Christian Bruel <christian.bruel@st.com>
16702 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
16703 * config/arm/arm.c (arm_set_current_function): Likewise.
16705 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16706 Ilya Enkovich <enkovich.gnu@gmail.com>
16707 H.J. Lu <hongjiu.lu@intel.com>
16710 * config/i386/i386.c (convert_scalars_to_vector): Remove
16711 stack alignment fixes.
16712 (ix86_option_override_internal): Disable TARGET_STV if stack
16713 might not be aligned enough.
16714 (ix86_minimum_alignment): Assert that TARGET_STV is false.
16716 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
16718 * config/i386/x86-tune.def: Disable default prefetching
16721 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
16722 Vladimir Makarov <vmakarov@redhat.com>
16725 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
16726 in validating fused toc addresses.
16728 2016-02-03 Jakub Jelinek <jakub@redhat.com>
16731 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
16732 range->m_caret fields if range->m_show_caret_p is false.
16735 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16736 Force oldval into register if it does not satisfy reg_or_short_operand
16737 predicate. Fix up formatting.
16739 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
16740 Alexandre Oliva <aoliva@redhat.com>
16743 * lra-constraints.c (simplify_operand_subreg): Check additionally
16744 address validity after potential reloading.
16745 (process_address_1): Check insns validity. In case of failure do
16748 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
16751 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
16754 2016-02-02 Jakub Jelinek <jakub@redhat.com>
16756 * wide-int.cc (canonize_uhwi): New function.
16757 (wi::divmod_internal): Use it.
16759 2016-02-02 James Norris <jnorris@codesourcery.com
16761 * gimplify.c (omp_notice_variable): Add usage check.
16763 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
16765 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
16766 like LE, GE, LT, GT when emitting relational operator.
16768 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16770 * ira-costs.c (find_costs_and_classes): Add extra argument.
16771 * target.def (ira_change_pseudo_allocno_class): Add parameter.
16772 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
16773 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
16774 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
16775 Add best_class parameter, and return it if not ALL_REGS.
16776 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
16778 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
16779 Update target hook.
16781 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16783 * config/aarch64/aarch64.c
16784 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
16785 (aarch64_ira_change_pseudo_allocno_class): New function.
16787 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
16790 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
16792 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16794 * config/avr/avr.c (avr_option_override): Set
16795 PARAM_ALLOW_STORE_DATA_RACES to 1.
16797 2016-02-02 Richard Biener <rguenther@suse.de>
16799 PR tree-optimization/69595
16800 * match.pd: Add range test simplifications to true/false.
16802 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
16804 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
16805 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
16808 2016-02-02 Richard Biener <rguenther@suse.de>
16810 PR tree-optimization/69606
16811 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
16812 info on the result before moving a stmt.
16814 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
16816 PR middle-end/68542
16817 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
16818 branch with vector comparison.
16819 * config/i386/sse.md (VI48_AVX): New mode iterator.
16820 (define_expand "cbranch<mode>4): Add support for conditional branch
16821 with vector comparison.
16822 * tree-vect-loop.c (optimize_mask_stores): New function.
16823 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
16824 has_mask_store field of vect_info.
16825 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
16826 vectorized loops having masked stores after vec_info destroy.
16827 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
16828 correspondent macros.
16829 (optimize_mask_stores): Add prototype.
16831 2016-02-02 Alan Modra <amodra@gmail.com>
16834 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
16837 2016-02-02 Alan Modra <amodra@gmail.com>
16840 * config/rs6000/rs6000.c (need_toc_init): New var, set it
16841 whenever toc_label_name used.
16842 (rs6000_file_start): Don't set up toc section here,
16843 (rs6000_output_function_epilogue): do so here instead,
16844 (rs6000_xcoff_file_start): and here.
16845 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
16846 (load_toc_aix_di): Likewise.
16848 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16850 PR rtl-optimization/69592
16851 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
16852 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
16853 (num_sign_bit_copies_binary_arith_p): New inline function.
16854 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
16856 2016-02-01 Jeff Law <law@redhat.com>
16858 PR tree-optimization/69580
16859 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
16860 * tree-ssa-threadbackward.c
16861 (fsm_find_control_statement_thread_paths): Do not try to walk
16862 through large PHI nodes.
16864 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16866 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
16867 when count is incremented above limit, don't analyze further
16870 * omp-low.c (oacc_parse_default_dims): Avoid
16871 -Wsign-compare warning, make sure value fits into int
16872 rather than just unsigned int.
16874 2016-02-01 Bin Cheng <bin.cheng@arm.com>
16876 PR tree-optimization/67921
16877 * fold-const.c (split_tree): New parameters. Convert pointer
16878 type variable part to proper type before negating.
16879 (fold_binary_loc): Pass new arguments to split_tree.
16881 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
16883 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
16884 (nvptx_goacc_validate_dims): Extend to handle global defaults.
16885 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
16886 * doc/tm.texti: Rebuilt.
16887 * doc/invoke.texi (fopenacc-dim): Document.
16888 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
16889 (append_compiler_options): Likewise.
16890 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
16891 (oacc_parse_default_dims): New.
16892 (oacc_validate_dims): Add USED arg. Select non-unity default when
16894 (oacc_loop_fixed_partitions): Return mask of used partitions.
16895 (oacc_loop_auto_partitions): Emit dump info.
16896 (oacc_loop_partition): Return mask of used partitions.
16897 (execute_oacc_device_lower): Parse default dimension arg. Adjust
16898 loop partitioning and validation calls.
16900 2016-02-01 Richard Biener <rguenther@suse.de>
16902 PR middle-end/69556
16903 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
16905 2016-02-01 Richard Biener <rguenther@suse.de>
16907 PR tree-optimization/69574
16908 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
16909 of asserting return chrec_dont_know.
16911 2016-02-01 Martin Liska <mliska@suse.cz>
16913 * mem-stats-traits.h: Add copyright header.
16914 * mem-stats.h: Likewise.
16916 2016-02-01 Richard Biener <rguenther@suse.de>
16918 PR tree-optimization/69579
16919 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
16920 Do not propagate through abnormal PHI results.
16922 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
16924 * postreload.c (reload_cse_simplify): Remove dead code.
16926 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16928 PR rtl-optimization/69570
16929 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
16930 if there is more than one set, not if there is a single set.
16932 2016-02-01 Richard Henderson <rth@redhat.com>
16935 * combine.c (make_compound_operation): When looking through a
16936 subreg, make sure to re-extend to the width of the outer mode.
16938 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16940 PR tree-optimization/69546
16941 * wide-int.cc (wi::divmod_internal): For unsigned division
16942 where both operands fit into uhwi, if o1 is 1 and o0 has
16943 msb set, if divident_prec is larger than bits per hwi,
16944 clear another quotient word and return 2 instead of 1.
16945 Similarly for remainder with msb in HWI set, if dividend_prec
16946 is larger than bits per hwi.
16948 2016-01-29 Martin Jambor <mjambor@suse.cz>
16950 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16951 Use short lowercase names.
16952 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16953 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16954 acq_rel one. Protect warning agains segfaults if
16955 get_memory_order_name returns NULL.
16956 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16957 with release semantics. Do not warn if get_memory_order already did.
16958 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16959 semantics. Fix check for relaxed or acquire semantics. Do not warn
16960 if get_memory_order already did.
16962 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16964 * doc/install.texi: Document that isl-0.16 is supported.
16966 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16969 * config/i386/constraints.md (Bm): Describe as special memory
16971 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16972 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16973 * genpreds.c (struct constraint_data): Add is_special_memory.
16974 (have_special_memory_constraints, special_memory_start): New
16976 (special_memory_end): Ditto.
16977 (add_constraint): Add new arg is_special_memory. Add code to
16978 process its true value. Update have_special_memory_constraints.
16979 (process_define_constraint): Pass the new arg.
16980 (process_define_register_constraint): Ditto.
16981 (choose_enum_order): Process special memory.
16982 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16983 function insn_extra_special_memory_constraint.
16984 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16985 * gensupport.c (process_rtx): Process
16986 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16987 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16988 * ira-lives.c (single_reg_class): Use
16989 insn_extra_special_memory_constraint.
16990 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16991 * lra-constraints.c (process_alt_operands): Ditto.
16992 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16993 * recog.c (asm_operand_ok, preprocess_constraints): Process
16995 * reload.c (find_reloads): Ditto.
16996 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16997 * stmt.c (parse_input_constraint): Use
16998 insn_extra_special_memory_constraint.
17000 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
17003 * lra-splill.c (lra_final_code_change): Revert r229087 by
17004 removing all sub-registers.
17006 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
17009 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
17011 2016-01-29 Jakub Jelinek <jakub@redhat.com>
17014 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
17015 SSE1, copy target into the temporary reg first before recursing
17018 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
17020 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
17023 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
17025 * ginclude/stdarg.h: Test __cplusplus instead of
17026 __GXX_EXPERIMENTAL_CXX0X__.
17028 2016-01-29 Richard Biener <rguenther@suse.de>
17030 PR tree-optimization/69547
17031 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
17032 Do not mark clobbers necessary.
17033 (mark_all_reaching_defs_necessary_1): Likewise.
17035 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17037 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
17038 declaration name with %qs and print it in both error messages.
17039 Also fix indentation.
17041 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17044 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
17045 trailing blank line from error message.
17047 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
17050 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
17053 2016-01-29 Richard Biener <rguenther@suse.de>
17055 PR middle-end/69537
17056 * match.pd: Allow all integral types when simplifying a
17057 widening or sign-changing conversion.
17059 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17061 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
17062 back to setting codegen_error to fail codegen.
17064 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
17067 * config/i386/constraints.md (C): Only accept constant zero operand.
17068 (BC): New constraint.
17069 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
17070 instead of C constraint.
17071 * doc/md.texi (Machine Constraints): Update description
17074 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
17077 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
17079 2016-01-28 Jakub Jelinek <jakub@redhat.com>
17081 PR middle-end/69542
17082 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
17085 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
17087 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
17088 branches if using guessed profile.
17090 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
17092 * graphite-optimize-isl.c (optimize_isl): Fix dump.
17094 2016-01-28 Richard Henderson <rth@redhat.com>
17097 * config/aarch64/aarch64-modes.def (CC_Cmode): New
17098 * config/aarch64/aarch64-protos.h: Update.
17099 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
17100 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
17101 (aarch64_get_condition_code_1): Handle CC_Cmode.
17102 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
17103 (*add<mode>3_compareC_cconly_imm): New.
17104 (*add<mode>3_compareC_cconly): New.
17105 (*add<mode>3_compareC_imm): New.
17106 (add<mode>3_compareC): New.
17107 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
17108 to be first. Use aarch64_carry_operation.
17109 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
17110 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
17111 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
17112 (subti3): Use subdi3_compare1.
17113 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
17114 (sub<mode>3_compare1): New.
17115 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
17116 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
17117 (*subsi3_carryin_uxtw): Likewise.
17118 (*ngc<mode>, *ngcsi_uxtw): Likewise.
17119 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
17120 * config/aarch64/iterators.md (DWI): New.
17121 * config/aarch64/predicates.md (aarch64_carry_operation): New.
17122 (aarch64_borrow_operation): New.
17124 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17126 * graphite-optimize-isl.c (optimize_isl): Print a different debug
17127 message when isl does not return a valid schedule.
17129 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17131 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
17132 Remove comments from class declarations: they are already in the code
17135 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17137 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
17139 (ternary_op_to_tree): Same.
17140 (unary_op_to_tree): Same.
17141 (nary_op_to_tree): Same.
17142 (gcc_expression_from_isl_expr_op): Same.
17143 (gcc_expression_from_isl_expression): Same.
17144 (graphite_create_new_loop): Same.
17145 (graphite_create_new_loop_guard): Same.
17146 (build_iv_mapping): Same.
17147 (graphite_create_new_guard): Same.
17148 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
17149 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
17151 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17153 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
17154 instead of setting codegen_error to fail codegen.
17156 2016-01-28 Jason Merrill <jason@redhat.com>
17158 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
17160 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17162 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17163 Remove CONST_INT_P check in CCMP cost calculation.
17165 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17167 * config/aarch64/aarch64.c (generic_vector_cost):
17168 Set vec_permute_cost.
17169 (cortexa57_vector_cost): Likewise.
17170 (exynosm1_vector_cost): Likewise.
17171 (xgene1_vector_cost): Likewise.
17172 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
17173 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
17174 Add vec_permute_cost entry.
17176 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17178 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
17180 (add<mode>3_compare0): Likewise.
17181 (addsi3_compare0_uxtw): Likewise.
17182 (add<mode>3nr_compare0): Likewise.
17183 (compare_neg<mode>): Likewise.
17184 (<optab><mode>3): Likewise.
17186 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
17188 * tree-vect-stmts.c (vectorizable_comparison): Add
17189 NULL check for vectype.
17191 2016-01-28 Richard Biener <rguenther@suse.de>
17193 PR tree-optimization/69466
17194 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
17195 Account for PHIs we couldn't duplicate.
17197 2016-01-28 Martin Liska <mliska@suse.cz>
17200 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
17201 instead of ENABLE_VALGRIND_CHECKING.
17203 2016-01-27 Richard Henderson <rth@redhat.com>
17206 * lra-remat.c (subreg_regs): New.
17207 (dump_candidates_and_remat_bb_data): Dump it.
17208 (operand_to_remat): Reject if operand in subreg_regs.
17209 (set_bb_regs): Collect subreg_regs.
17210 (lra_remat): Init and free subreg_regs. Compute
17211 calculate_local_reg_remat_bb_data before create_cands.
17213 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
17216 * config/i386/i386.c (ix86_update_stack_boundary): Don't
17217 change stack_alignment_needed for __tls_get_addr call.
17219 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
17221 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
17223 2016-01-27 Jeff Law <law@redhat.com>
17225 PR tree-optimization/68398
17226 PR tree-optimization/69196
17227 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
17228 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
17229 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17230 Only count PHIs in the last block in the path. The others will
17231 const/copy propagate away. Add heuristic to allow more irreducible
17232 subloops to be created when it is likely profitable to do so.
17234 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17235 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
17236 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
17238 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17241 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
17242 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
17243 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
17244 * tree-streamer-in.c: Include asan.h.
17245 (streamer_get_builtin_tree): For builtins in sanitizer
17246 range call initialize_sanitizer_builtins and retry.
17248 2016-01-27 Ian Lance Taylor <iant@google.com>
17250 * common.opt (fkeep-gc-roots-live): New undocumented option.
17251 * tree-ssa-loop-ivopts.c (add_candidate_1): If
17252 -fkeep-gc-roots-live, skip pointers.
17253 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
17256 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
17259 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
17260 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
17262 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
17265 * configure.ac: NetBSD provides SSP in its C library.
17266 * configure: Updated.
17268 2016-01-27 Richard Biener <rguenther@suse.de>
17270 PR tree-optimization/69166
17271 * tree-vect-loop.c (vect_is_simple_reduction): Always check
17272 reduction code for commutativity / associativity.
17274 2016-01-27 Martin Jambor <mjambor@suse.cz>
17276 PR tree-optimization/69355
17277 * tree-sra.c (analyze_access_subtree): Correct hole detection when
17278 total_scalarization fails.
17280 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
17282 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
17285 2016-01-27 Christian Bruel <christian.bruel@st.com>
17288 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
17289 Move arm_reset_previous_fndecl and set_target_option_current_node in
17290 the conditional part. Call save_restore_target_globals.
17291 * config/arm/arm.c (arm_set_current_function):
17292 Refactor to better support #pragma target and attribute mix.
17293 Call save_restore_target_globals.
17294 * config/arm/arm-protos.h (save_restore_target_globals): New function.
17296 2016-01-27 Martin Liska <mliska@suse.cz>
17298 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
17299 reference for an HSA kernel and its host function.
17301 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17303 PR tree-optimization/69399
17304 * wide-int.h (wi::lrshift): For larger precisions, only
17305 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
17307 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
17309 * config/arc/predicates.md (proper_comparison_operator): Reject
17310 constant-constant comparison.
17312 2016-01-26 Tom de Vries <tom@codesourcery.com>
17314 PR tree-optimization/69110
17315 * tree-data-ref.c (initialize_data_dependence_relation): Handle
17316 DR_NUM_DIMENSIONS == 0.
17318 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17319 Sebastian Pop <s.pop@samsung.com>
17321 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
17322 isl_ast_op_cond and isl_ast_op_select.
17323 (gcc_expression_from_isl_expr_op): Same.
17325 2016-01-26 Jason Merrill <jason@redhat.com>
17328 * tree.c (recompute_constructor_flags): Split out from
17330 (verify_constructor_flags): New.
17331 * tree.h: Declare them.
17333 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
17335 PR rtl-optimization/69217
17336 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
17337 are no TYPE_FIELDS set for the record type.
17339 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17342 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
17343 toc_label_name unconditionally.
17344 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
17345 SYMBOL_REF string. Use toc_label_name instead of constructing
17347 (rs6000_elf_declare_function_name): Use toc_label_name instead of
17348 constructing LCTOC1.
17350 2016-01-26 Martin Sebor <msebor@redhat.com>
17353 * doc/extend.texi (Common Type Attributes): Move text that talks about
17354 attribute packed from attribute aligned to the section discussing
17355 the former attribute for clarity.
17357 2016-01-26 Richard Henderson <rth@redhat.com>
17359 PR middle-end/60908
17360 * trans-mem.c (tm_region_init): Mark entry block as visited.
17362 2016-01-26 David Malcolm <dmalcolm@redhat.com>
17365 * diagnostic-show-locus.c (layout::print_source_line): Replace
17366 call to pp_newline with call to layout::print_newline.
17367 (layout::print_annotation_line): Likewise.
17368 (layout::move_to_column): Likewise.
17369 (layout::print_any_fixits): After printing any fixits, print a
17370 trailing newline, if necessary.
17371 (layout::print_newline): New method, resetting any colorization
17373 (diagnostic_show_locus): Move the pp_newline to before the
17374 early bailout. Remove dummy block enclosing the layout instance.
17375 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
17376 of pp_newline_and_flush with pp_flush.
17377 (diagnostic_append_note): Delete use of pp_newline.
17378 (diagnostic_append_note_at_rich_loc): Delete.
17379 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
17380 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
17381 when newline characters are added to the buffer.
17383 2016-01-26 Michael Matz <matz@suse.de>
17385 * configure.ac (ac_cv_std_swap_in_utility): New test.
17386 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
17387 * configure: Regenerate.
17388 * config.in: Regenerate.
17390 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
17392 * config/arc/arc.md (cstoresi4): Force operand into register.
17393 (arcset<code>): Fix predicate.
17394 (arcsetltu): Likewise.
17395 (arcsetgeu): Likewise.
17396 (arcsethi): Likewise.
17397 (arcsetls): Likewise.
17399 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17401 PR tree-optimization/69483
17402 * gimple-fold.c (canonicalize_constructor_val): Return NULL
17403 if base has error_mark_node type.
17405 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
17408 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
17409 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
17411 (vget_lane_f16): Handle big-endian.
17412 (vgetq_lane_f16): Likewise.
17413 (vset_lane_f16): Likewise.
17414 (vsetq_lane_f16): Likewise.
17415 * config/arm/iterators.md (VQXMOV): Add V8HF.
17416 (VDQ): Add V4HF and V8HF.
17417 (V_reg): Handle V4HF and V8HF.
17418 (Is_float_mode): Likewise.
17419 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
17420 neon_vdup_nv8hf): New patterns.
17421 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
17422 Use VD_LANE iterator.
17423 (neon_vld1_dup<mode>): Use VQ2 iterator.
17425 2016-01-26 Nathan Sidwell <nathan@acm.org>
17427 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
17428 (set_oacc_fn_attrib): Add IS_KERNEL arg.
17429 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
17430 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
17431 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
17432 (oacc_validate_dims): Add LEVEL arg, don't return level.
17433 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
17434 oacc_validate_dims.
17435 (execute_oacc_device_lower): Adjust, add more dump output.
17436 * tree-ssa-loop.c (gate_oacc_kernels): Use
17437 oacc_fn_attrib_kernels_p.
17438 * tree-parloops.c (create_parallel_loop): Adjust
17439 set_oacc_fn_attrib call.
17441 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17444 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
17445 (append_compiler_options): Handle -fcilkplus.
17446 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
17448 2016-01-26 Nick Clifton <nickc@redhat.com>
17451 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
17452 been marked as DECL_ONE_ONLY but we do not the means to make it
17453 so, then do not allow it to bind locally.
17455 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17458 * opts.h (parse_sanitizer_options): New prototype.
17459 * opts.c (sanitizer_opts): New array.
17460 (parse_sanitizer_options): New function.
17461 (common_handle_option): Use parse_sanitizer_options.
17463 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
17466 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
17467 alignment adjustment to ...
17468 (ix86_update_stack_boundary): Here. Don't over-align stack for
17470 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
17471 if __tls_get_addr is called.
17473 2016-01-26 Christian Bruel <christian.bruel@st.com>
17475 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
17477 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
17479 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
17481 2016-01-26 Richard Biener <rguenther@suse.de>
17483 PR middle-end/69467
17484 * match.pd: Guard X * CST CMP 0 pattern with single_use.
17486 2016-01-26 Richard Biener <rguenther@suse.de>
17488 PR tree-optimization/69452
17489 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
17490 (move_computations_dom_walker::before_dom_children): Rename
17492 (move_computations_worker): This.
17493 (move_computations): Perform an RPO rather than a DOM walk.
17495 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17498 * combine.c (combine_instructions): For REG_EQUAL note with
17499 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
17500 to the underlying register.
17501 * doc/rtl.texi (REG_EQUAL): Document the behavior of
17502 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
17504 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
17507 * config/aarch64/aarch64-builtins.c
17508 (aarch64_init_simd_builtin_types): Do not set structural
17509 equality to __Poly{8,16,64,128}_t types.
17511 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
17513 PR tree-optimization/69400
17514 * wide-int.cc (wi_pack): Take the precision as argument and
17515 perform canonicalization here rather than in the callers.
17516 Use the main loop to handle all full-width HWIs. Add a
17517 zero HWI if in_len isn't a full result.
17518 (wi::divmod_internal): Update accordingly.
17519 (wi::mul_internal): Likewise. Simplify.
17521 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17522 Sebastian Pop <s.pop@samsung.com>
17524 * graphite-poly.c (apply_poly_transforms): Simplify.
17525 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
17526 (print_isl_map): Same.
17527 (print_isl_union_map): Same.
17528 (print_isl_schedule): New.
17529 (debug_isl_schedule): New.
17530 * graphite-dependences.c (scop_get_reads): Do not call
17531 isl_union_map_add_map that is undocumented isl functionality.
17532 (scop_get_must_writes): Same.
17533 (scop_get_may_writes): Same.
17534 (scop_get_original_schedule): Remove.
17535 (scop_get_dependences): Do not call isl_union_map_compute_flow that
17536 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
17537 (compute_deps): Remove.
17538 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
17539 (debug_schedule_ast): New.
17540 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
17541 set_separate_option.
17542 (graphite_regenerate_ast_isl): Add dump.
17543 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
17544 from scop->transformed_schedule.
17545 (graphite_regenerate_ast_isl): Add more dump.
17546 * graphite-optimize-isl.c (optimize_isl): Set
17547 scop->transformed_schedule. Check whether schedules are equal.
17548 (apply_poly_transforms): Move here.
17549 * graphite-poly.c (apply_poly_transforms): ... from here.
17550 (free_poly_bb): Static.
17551 (free_scop): Static.
17552 (pbb_number_of_iterations_at_time): Remove.
17553 (print_isl_ast): New.
17554 (debug_isl_ast): New.
17555 (debug_scop_pbb): New.
17556 * graphite-scop-detection.c (print_edge): Move.
17557 (print_sese): Move.
17558 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
17559 (build_scop_scattering): Remove.
17560 (create_pw_aff_from_tree): Assert instead of bailing out.
17561 (add_condition_to_pbb): Remove unused code, do not fail.
17562 (add_conditions_to_domain): Same.
17563 (add_conditions_to_constraints): Remove.
17564 (build_scop_context): New.
17565 (add_iter_domain_dimension): New.
17566 (build_iteration_domains): Initialize pbb->iterators.
17567 Call add_conditions_to_domain.
17570 (index_outermost_in_loop): New.
17571 (index_pbb_in_loop): New.
17572 (outermost_pbb_in): New.
17573 (add_in_sequence): New.
17574 (add_outer_projection): New.
17575 (outer_projection_mupa): New.
17576 (add_loop_schedule): New.
17577 (build_schedule_pbb): New.
17578 (build_schedule_loop): New.
17579 (embed_in_surrounding_loops): New.
17580 (build_schedule_loop_nest): New.
17581 (build_original_schedule): New.
17582 (build_poly_scop): Call build_original_schedule.
17583 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
17584 (free_poly_dr): Remove.
17585 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
17586 (free_poly_bb): Remove.
17587 (debug_loop_vec): Remove.
17588 (print_isl_ast): Declare.
17589 (debug_isl_ast): Declare.
17590 (scop_do_interchange): Remove.
17591 (scop_do_strip_mine): Remove.
17592 (scop_do_block): Remove.
17593 (flatten_all_loops): Remove.
17594 (optimize_isl): Remove.
17595 (pbb_number_of_iterations_at_time): Remove.
17596 (debug_scop_pbb): Declare.
17597 (print_schedule_ast): Declare.
17598 (debug_schedule_ast): Declare.
17599 (struct scop): Remove schedule. Add original_schedule,
17600 transformed_schedule.
17601 (free_gimple_poly_bb): Remove.
17602 (print_generated_program): Remove.
17603 (debug_generated_program): Remove.
17604 (unify_scattering_dimensions): Remove.
17605 * sese.c (print_edge): ... here.
17606 (print_sese): ... here.
17607 (debug_edge): ... here.
17608 (debug_sese): ... here.
17609 * sese.h (print_edge): Declare.
17610 (print_sese): Declare.
17611 (dump_edge): Declare.
17612 (dump_sese): Declare.
17614 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17615 Sebastian Pop <s.pop@samsung.com>
17617 * Makefile.in: Set ISLVER in site.exp.
17619 2016-01-25 Jakub Jelinek <jakub@redhat.com>
17621 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
17622 DECL_VALUE_EXPR of new_var even for the non-array case. Look
17623 through DECL_VALUE_EXPR for expansion.
17625 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17627 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
17628 the frame info after reload completed.
17630 2016-01-25 Jeff Law <law@redhat.com>
17632 PR tree-optimization/69196
17633 PR tree-optimization/68398
17634 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
17635 tree-ssa-threadupdate.c.
17636 (determine_bb_domination_status): Prototype
17637 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
17638 (determine_bb_domination_status): No longer static.
17639 (valid_jump_thread_path): Remove code to detect characteristics
17640 of the jump thread path not associated with correctness.
17641 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
17642 Correct test for thread path length. Count PHIs for real operands as
17643 statements that need to be copied. Do not count ASSERT_EXPRs.
17644 Look at all the blocks in the thread path. Compute and selectively
17645 filter thread paths based on threading through the latch, threading
17646 a multiway branch or crossing a multiway branch.
17648 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17650 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
17651 decl with __attribute__ ((unused)) annotation.
17653 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
17656 * tree-vect-stmts.c (vectorizable_condition): Check vectype
17657 of operands is compatible with a statement vectype.
17659 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
17661 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
17662 improve wording for mixed storage order support.
17664 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
17666 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
17667 (vcvt_u64_f64): Likewise.
17668 (vcvta_s64_f64): Likewise.
17669 (vcvta_u64_f64): Likewise.
17670 (vcvtm_s64_f64): Likewise.
17671 (vcvtm_u64_f64): Likewise.
17672 (vcvtn_s64_f64): Likewise.
17673 (vcvtn_u64_f64): Likewise.
17674 (vcvtp_s64_f64): Likewise.
17675 (vcvtp_u64_f64): Likewise.
17677 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
17679 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
17680 (arc_init): Check validity mll64 option.
17681 (arc_save_restore): Use double load/store instruction.
17682 (arc_expand_movmem): Likewise.
17683 (arc_split_move): Don't split if we have double load/store
17684 instructions. Returns a boolean.
17685 (arc_process_double_reg_moves): Change function to return boolean
17686 instead of a sequence of instructions.
17687 (arc_dwarf_register_span): New function.
17688 * config/arc/arc-protos.h (arc_split_move): Change prototype.
17689 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
17690 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
17691 (*movdf_insn): Likewise.
17692 * config/arc/arc.opt (mll64): New option.
17693 * config/arc/predicates.md (even_register_operand): New predicate.
17694 * doc/invoke.texi (ARC Options): Add mll64 documentation.
17696 2016-01-25 Richard Biener <rguenther@suse.de>
17699 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
17700 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
17702 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
17704 2016-01-25 Richard Biener <rguenther@suse.de>
17706 PR tree-optimization/69376
17707 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
17709 (VN_INFO_ANTI_RANGE_P): New inline.
17710 (VN_INFO_RANGE_TYPE): Likewise.
17711 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
17712 SSA_NAME_ANTI_RANGE_P.
17713 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
17714 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17715 Properly query VN_INFO_RANGE_TYPE.
17717 2016-01-25 Nick Clifton <nickc@redhat.com>
17720 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
17722 2016-01-23 Tom de Vries <tom@codesourcery.com>
17724 PR tree-optimization/69426
17725 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
17728 2016-01-23 Jakub Jelinek <jakub@redhat.com>
17730 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
17731 "the the" with "the" in the comments.
17732 * ipa-devirt.c (build_type_inheritance_graph,
17733 update_type_inheritance_graph): Likewise.
17734 * tree.c (build_function_type_list_1): Likewise.
17735 * cfgloopmanip.c (scale_loop_profile): Likewise.
17736 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
17737 * gimple-ssa-split-paths.c
17738 (find_block_to_duplicate_for_splitting_paths): Likewise.
17739 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
17740 * expr.c (convert_move): Likewise.
17741 * var-tracking.c (vt_stack_adjustments): Likewise.
17742 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17743 * tree-vrp.c (test_for_singularity): Likewise.
17745 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
17746 directly instead of building a temporary tree.
17749 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
17750 remove <algorithm> include.
17752 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17755 * config/i386/i386.c: Include dojump.h.
17756 (expand_small_movmem_or_setmem,
17757 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
17759 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
17760 if dynamic_check != -1.
17762 2016-01-21 Jeff Law <law@redhat.com>
17764 PR middle-end/69347
17765 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
17766 record_temporary_equivalences. Rewritten to avoid unnecessary calls
17767 into dominated_by_p.
17768 (cprop_into_successor_phis): Avoid unnecessary tests.
17770 2016-01-22 Richard Henderson <rth@redhat.com>
17773 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
17774 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
17776 2016-01-22 Michael Matz <matz@suse.de>
17778 * system.h (string, algorithm): Include only conditionally.
17779 (new): Include always under C++.
17780 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
17781 * final.c (toplevel): Ditto.
17782 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
17783 * genconditions.c (write_header): Make gencondmd.c define
17785 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
17787 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
17788 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
17790 2016-01-22 Christian Bruel <christian.bruel@st.com>
17793 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
17795 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17798 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
17799 define_insn_and_split. Ensure operands[1] and operands[0] do not
17800 get assigned the same register.
17802 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17804 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
17806 2016-01-22 Christian Bruel <christian.bruel@st.com>
17808 * config/arm/arm-c.c (arm_pragma_target_parse):
17809 Remove warn_builtin_macro_redefined overwrite.
17811 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17813 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
17814 flag_non_call_exceptions compatibility.
17816 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17819 * dwarf2out.c (add_child_die_after): New function.
17820 (dwarf_qual_info_t): New type.
17821 (dwarf_qual_info): New variable.
17822 (qualified_die_p): New function.
17823 (modified_type_die): For -fdebug-types-section, ensure
17824 canonical order of qualifiers. Put qualified DIEs adjacent
17825 to the corresponding non-qualified type DIE and search there
17826 for existing qualified DIEs.
17828 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17830 * doc/extend.texi (scalar_storage_order type attribute): Document
17831 restriction on type punning and aliasing, and remove future tense.
17833 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
17836 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
17839 2016-01-21 Jeff Law <law@redhat.com>
17841 PR middle-end/69347
17842 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
17843 useless call to record_temporary_equivalences.
17844 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
17845 allocate 10 slots in the bb_path vector and let it grow as needed.
17846 (fsm_find_control_statement_thread_paths): Similarly for the next_path
17849 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17851 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
17853 * configure: Regenerate.
17855 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
17857 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
17858 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
17860 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
17862 PR middle-end/66178
17863 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
17864 drop EXPAND_INITIALIZER.
17865 * rtl.h (contains_symbolic_reference_p): Declare.
17866 * rtlanal.c (contains_symbolic_reference_p): New function.
17867 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
17868 a subtraction into a NOT if symbolic constants are involved.
17870 2016-01-21 Anton Blanchard <anton@samba.org>
17871 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17874 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
17876 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
17879 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17881 * config/microblaze/microblaze.c
17882 (get_branch_target): New.
17883 (insert_wic_for_ilb_runout): New.
17885 (microblaze_machine_dependent_reorg): New.
17886 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
17887 * config/microblaze/microblaze.md
17888 (UNSPEC_IPREFETCH): Define.
17889 (iprefetch): New pattern
17890 * config/microblaze/microblaze.opt
17891 (mxl-prefetch): New flag.
17893 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17895 * config/microblaze/microblaze.h
17896 (FIXED_REGISTERS): Update in macro.
17897 (CALL_USED_REGISTERS): Update in macro.
17899 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
17901 PR rtl-optimization/68920
17902 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
17905 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
17907 PR rtl-optimization/68990
17908 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
17909 pseudo instead of inheritance ones.
17911 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17912 Nick Clifton <nickc@redhat.com>
17916 * config/mips/mips.c (mips_compute_frame_info): Initialise
17917 args_size and hard_frame_pointer_offset fields of the frame
17918 structure before calling mips_global_pointer.
17920 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17922 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
17924 * configure: Regenerate.
17926 2016-01-21 Richard Biener <rguenther@suse.de>
17928 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
17930 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17932 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17933 to actually emit the .size directive.
17935 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17936 Jakub Jelinek <jakub@redhat.com>
17940 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17941 args array size by one to avoid buffer overflow.
17943 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17945 * config/s390/s390.md (pool_section_start): Use switch_to_section
17946 to select proper read-only data section instead of hardcoding
17948 (pool_section_end): Use switch_to_section to match the above.
17950 2016-01-21 Richard Biener <rguenther@suse.de>
17952 PR tree-optimization/69378
17953 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17954 (set_ssa_val_to): Use it for dominance checks taking into
17955 account not executable edges.
17957 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17960 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17961 for bitsize instead of GET_MODE_PRECISION (mode).
17963 2016-01-20 Martin Sebor <msebor@redhat.com>
17966 * extend.texi (__sync Builtins): Clarify the semantics of
17967 __sync_fetch_and_OP built-ins on pointers.
17968 (__atomic Builtins): Same.
17970 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17971 Sebastian Pop <s.pop@samsung.com>
17973 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17974 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17975 (is_valid_rename): Same.
17976 (translate_isl_ast_to_gimple::get_rename): Same.
17977 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17978 (translate_isl_ast_to_gimple::rename_uses): Same.
17979 (get_new_name): Check for close_phi nodes.
17980 (copy_loop_phi_args): Use phi_node_kind.
17981 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17982 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17984 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17985 Sebastian Pop <s.pop@samsung.com>
17987 Revert commit r229783.
17988 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17989 Remove use of parameter_rename_map.
17990 (copy_def): Remove.
17991 (copy_internal_parameters): Remove.
17992 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17993 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17994 (free_sese_info): Do not free parameter_rename_map.
17995 (set_rename): Do not use parameter_rename_map.
17996 (rename_uses): Update call to set_rename.
17997 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17998 * sese.h (parameter_rename_map_t): Remove.
17999 (struct sese_info_t): Remove field parameter_rename_map.
18001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18002 Sebastian Pop <s.pop@samsung.com>
18004 * graphite-isl-ast-to-gimple.c: Fix comment.
18005 * graphite-scop-detection.c (defined_in_loop_p): New.
18006 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
18007 names defined in loop.
18009 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18010 Sebastian Pop <s.pop@samsung.com>
18012 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
18013 Discard unstructured if-then-else regions.
18015 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18016 Sebastian Pop <s.pop@samsung.com>
18018 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
18019 (cleanup_loop_iter_dom): Remove.
18020 (build_loop_iteration_domains): Remove.
18021 (build_scop_context): Remove.
18022 (build_scop_iteration_domain): Remove.
18023 (add_loop_constraints): New.
18024 (build_iteration_domains): New.
18025 (build_poly_scop): Call build_iteration_domains.
18027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18028 Sebastian Pop <s.pop@samsung.com>
18030 * graphite-scop-detection.c
18031 (scop_detection::harmful_loop_in_region): Free dom and loops.
18032 (scop_detection::loop_body_is_valid_scop): Free bbs.
18034 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18035 Sebastian Pop <s.pop@samsung.com>
18037 * graphite-scop-detection.c (record_loop_in_sese): New.
18038 (gather_bbs::before_dom_children): Call record_loop_in_sese.
18039 (build_scops): Remove call to build_sese_loop_nests.
18040 * sese.c (sese_record_loop): Remove.
18041 (build_sese_loop_nests): Remove.
18042 (new_sese_info): Remove region->loops.
18043 (free_sese_info): Same.
18044 * sese.h (sese_contains_loop): Same.
18045 (build_sese_loop_nests): Remove.
18046 (sese_contains_loop): Remove.
18048 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18049 Sebastian Pop <s.pop@samsung.com>
18051 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
18052 loop_is_valid_in_scop.
18053 (scop_detection::harmful_stmt_in_region): Renamed
18054 harmful_loop_in_region.
18055 Call loop_is_valid_in_scop.
18057 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18058 Sebastian Pop <s.pop@samsung.com>
18060 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
18063 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18064 Sebastian Pop <s.pop@samsung.com>
18066 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
18067 * graphite.h (struct poly_bb): Remove field is_reduction.
18068 (PBB_IS_REDUCTION): Remove.
18070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18071 Sebastian Pop <s.pop@samsung.com>
18073 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
18074 (add_pdr_constraints): Same.
18075 (scop_get_reads): Same.
18076 (scop_get_must_writes): Same.
18077 (scop_get_may_writes): Same.
18078 (scop_get_original_schedule): Same.
18079 (extend_schedule): Same.
18080 (apply_schedule_on_deps): Same.
18081 (carries_deps): Same.
18082 (compute_deps): Same.
18083 (scop_get_dependences): Same.
18084 * graphite-isl-ast-to-gimple.c
18085 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
18086 * graphite-optimize-isl.c (get_schedule_for_band): Same.
18087 (get_schedule_for_band_list): Same.
18088 (get_schedule_map): Same.
18089 (apply_schedule_map_to_scop): Same.
18090 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
18091 (build_loop_iteration_domains): Same.
18092 (add_condition_to_pbb): Same.
18093 (add_param_constraints): Same.
18094 (pdr_add_memory_accesses): Same.
18095 (pdr_add_data_dimensions): Same.
18097 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
18099 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
18102 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
18104 * common.opt (feliminate-dwarf2-dups): Replace references to
18105 "DWARF 2" with just "DWARF".
18106 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
18107 * doc/extend.texi: Likewise.
18108 * doc/cpp.texi: Likewise.
18109 * doc/invoke.texi: Likewise.
18110 (Option Summary): Add -gdwarf to list of Debugging Options.
18111 (Debugging Options): Document -gdwarf.
18112 * doc/contrib.texi: Spell "DWARF" like that.
18114 2016-01-21 Jakub Jelinek <jakub@redhat.com>
18116 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
18117 warning. Fix up formatting.
18119 PR middle-end/67653
18120 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
18121 attempt to mark memory input operand addressable and
18122 call prepare_gimple_addressable in that case. Don't adjust
18123 input_location for diagnostics, use error_at instead.
18125 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
18127 * config/rs6000/ppc-auxv.h: New file.
18128 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
18129 (cpu_is): Likewise.
18130 (cpu_supports): Likewise.
18131 * config/rs6000/rs6000.c: include "ppc-auxv.h".
18132 (cpu_is_info): New variable.
18133 (cpu_supports_info): Likewise.
18134 (tcb_verification_symbol): Likewise.
18135 (cpu_builtin_p): Likewise.
18136 (cpu_expand_builtin): New function.
18137 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
18138 (rs6000_init_builtins): Likewise.
18139 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
18140 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
18141 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
18142 * configure: Regenerate.
18143 * config.in: Likewise.
18144 * doc/extend.texi (PowerPC Built-in Functions): Document
18145 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
18147 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
18150 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
18152 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
18155 2016-01-20 Richard Henderson <rth@redhat.com>
18161 * tree.c (tm_define_builtin): New.
18162 (find_tm_vector_type): New.
18163 (build_tm_vector_builtins): New.
18164 (build_common_builtin_nodes): Call it.
18166 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
18168 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
18169 (arm_fp_ok): Likewise.
18170 (arm_fp): Likewise.
18171 (arm_crypto): Likewise.
18173 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
18174 Richard Biener <rguenther@suse.de>
18176 PR tree-optimization/69328
18177 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
18178 vectors have same number of elements.
18179 (vectorizable_condition): Fix masked version recognition.
18181 2016-01-20 Richard Biener <rguenther@suse.de>
18183 PR tree-optimization/69345
18184 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
18185 (VN_INFO_PTR_INFO): Likewise.
18186 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
18187 info when it is equal between non-dominating SSA names.
18188 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
18189 Make sure to look at original SSA infos.
18191 2016-01-20 Jeff Law <law@redhat.com>
18194 * config/m68k/predicates.md (pow2_m1_operand): New predicate
18196 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
18197 (pc_or_label_operand): New predicate.
18198 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
18199 tests for small integers that are 2^n - 1.
18201 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
18203 * doc/invoke.texi (Options Summary): Add '.' after @xref.
18205 2016-01-19 Jeff Law <law@redhat.com>
18207 PR middle-end/69347
18208 * tree-ssa-threadbackwards.c
18209 (fsm_find_control_statement_thread_paths): Do not try to lookup
18210 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
18212 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
18214 * doc/lto.texi: Remove text that says only Gold has linker plugin
18217 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
18219 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
18220 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
18221 the DIE accordingly.
18222 (modified_type_die): Add REVERSE parameter and pass it recursively,
18223 as well as to base_type_die. Adjust presence check accordingly.
18224 (base_type_for_mode): Adjust call to modified_type_die.
18225 (add_type_attribute): Add REVERSE parameter and pass it to
18227 (generic_parameter_die): Adjust call to add_type_attribute.
18228 (add_scalar_info): Likewise.
18229 (add_subscript_info): Likewise.
18230 (gen_array_type_die): Likewise.
18231 (gen_descr_array_type_die): Likewise.
18232 (gen_entry_point_die): Likewise.
18233 (gen_enumeration_type_die): Likewise.
18234 (gen_formal_parameter_die): Likewise.
18235 (gen_subprogram_die): Likewise.
18236 (gen_variable_die ): Likewise.
18237 (gen_const_die): Likewise.
18238 (gen_field_die): Likewise.
18239 (gen_pointer_type_die): Likewise.
18240 (gen_reference_type_die): Likewise.
18241 (gen_ptr_to_mbr_type_die): Likewise.
18242 (gen_inheritance_die): Likewise.
18243 (gen_subroutine_type_die): Likewise.
18244 (gen_typedef_die): Likewise.
18245 (force_type_die): Adjust call to modified_type_die.
18247 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
18249 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
18250 flow throughout the file. Fix broken link to Objective-C 2.0
18252 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
18255 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18257 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
18259 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18262 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
18263 (maybe_record_node): Record cxa_pure_virtual as the only possible
18264 target if there are not ohter candidates.
18265 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
18267 2016-01-19 Richard Biener <rguenther@suse.de>
18269 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
18270 (get_memory_order): Likewise.
18272 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
18274 * tree-vect-stmts.c (vectorizable_store): Check
18277 2016-01-19 David Malcolm <dmalcolm@redhat.com>
18280 * gcc.c (driver::decode_argv): Add call to
18281 init_opts_obstack before init_options_struct.
18282 * opts.c (init_opts_obstack): Remove idempotency.
18283 (init_options_struct): Replace call to init_opts_obstack
18284 with a gcc_assert to verify that it has already been called.
18285 * toplev.c (toplev::main): Add call to init_opts_obstack before
18286 calls to init_options_struct.
18287 (toplev::finalize): Move cleanup of opts_obstack next to
18288 cleanup of save_decoded_options, clearing the latter, and
18289 save_decoded_options_count.
18291 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18294 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
18295 attribute to unconditional. Remove %? from output template.
18297 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18298 Jiong Wang <jiong.wang@arm.com>
18300 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
18301 generated from different expand order.
18303 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18305 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18306 Add support for CCMP costing.
18308 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18310 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
18311 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
18312 (fccmpe<mode>): Likewise.
18313 (fcmp): Rename to fcmp and globalize pattern.
18315 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
18316 (aarch64_gen_ccmp_next): Add FP support.
18318 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18320 * target.def (gen_ccmp_first): Update documentation.
18321 (gen_ccmp_next): Likewise.
18322 * doc/tm.texi (gen_ccmp_first): Update documentation.
18323 (gen_ccmp_next): Likewise.
18324 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
18325 expand_ccmp_expr_1. Improve comments.
18326 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
18327 (ccmp_ior<mode>): Remove pattern.
18328 (cmp<mode>): Remove expand.
18329 (cmp): Globalize pattern.
18330 (cstorecc4): Use cc_register.
18331 (mov<mode>cc): Remove ccmp_cc_register check.
18332 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
18333 Simplify after removal of CC_DNE/* modes.
18334 (aarch64_ccmp_mode_to_code): Remove.
18335 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
18336 In 'k' case use integer as condition.
18337 (aarch64_nzcv_codes): Remove inverted cases.
18338 (aarch64_code_to_ccmode): Remove.
18339 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
18340 comparison with CC register to be used in folowing CCMP/branch/CSEL.
18341 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
18342 pattern. Return the comparison with CC register. Invert conditions
18343 when bitcode is OR.
18344 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
18345 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
18347 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18349 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18350 instrumented_version.
18352 2016-01-19 Richard Biener <rguenther@suse.de>
18354 PR tree-optimization/69336
18355 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
18356 handled components with get_ref_base_and_extent.
18357 (equal_mem_array_ref_p): Adjust.
18359 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18362 * shrink-wrap.c: Include valtrack.h.
18363 (move_insn_for_shrink_wrap): Add DEBUG argument. If
18364 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
18365 in between insn and where it will be moved to. Call
18366 dead_debug_insert_temp.
18367 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
18368 first and dead_debug_local_finish at the end.
18369 For uses and defs bitmap, handle all regs in between REGNO and
18370 END_REGNO, not just the first one.
18372 2016-01-19 Richard Biener <rguenther@suse.de>
18374 PR tree-optimization/69352
18375 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
18376 (equal_mem_array_ref_p): Constrain size and max size properly.
18377 Compare the reverse flag.
18379 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
18381 * ira.c (ira): Update regstat data if we deleted insns.
18383 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18385 PR rtl-optimization/68955
18386 PR rtl-optimization/64557
18387 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
18388 here. Fix up formatting.
18389 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
18391 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18394 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
18395 assume that the node has body.
18396 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
18399 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18401 * lto-streamer-out.c (lto_output): Do not stream instrumentation
18404 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18406 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
18407 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
18409 2016-01-19 Martin Jambor <mjambor@suse.cz>
18410 Martin Liska <mliska@suse.cz>
18411 Michael Matz <matz@suse.de>
18413 * Makefile.in (OBJS): Add new source files.
18414 (GTFILES): Add hsa.c.
18415 * common.opt (disable_hsa): New variable.
18416 (-Whsa): New warning.
18417 * config.in (ENABLE_HSA): New.
18418 * configure.ac: Treat hsa differently from other accelerators.
18419 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
18420 $enable_offloading.
18421 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
18422 * doc/install.texi (Configuration): Document --with-hsa-runtime,
18423 --with-hsa-runtime-include, --with-hsa-runtime-lib and
18424 --with-hsa-kmt-lib.
18425 * doc/invoke.texi (-Whsa): Document.
18426 (hsa-gen-debug-stores): Likewise.
18427 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
18428 to invoke offload compiler for hsa acclerator.
18429 * opts.c (common_handle_option): Determine whether HSA offloading
18430 should be performed.
18431 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
18432 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
18433 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
18434 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
18435 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
18436 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
18437 GF_OMP_FOR_KIND_GRID_LOOP.
18438 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
18439 (pp_gimple_stmt_1): Likewise.
18440 * gimple-walk.c (walk_gimple_stmt): Likewise.
18441 * gimple.c (gimple_build_omp_grid_body): New function.
18442 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
18443 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
18444 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
18445 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
18446 GF_OMP_TEAMS_GRID_PHONY.
18447 (gimple_statement_omp_single_layout): Updated comments.
18448 (gimple_build_omp_grid_body): New function.
18449 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
18450 (gimple_omp_for_grid_phony): New function.
18451 (gimple_omp_for_set_grid_phony): Likewise.
18452 (gimple_omp_parallel_grid_phony): Likewise.
18453 (gimple_omp_parallel_set_grid_phony): Likewise.
18454 (gimple_omp_teams_grid_phony): Likewise.
18455 (gimple_omp_teams_set_grid_phony): Likewise.
18456 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
18457 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
18458 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
18459 (BUILT_IN_GOMP_TARGET): Updated type.
18460 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
18461 (adjust_for_condition): New function.
18462 (get_omp_for_step_from_incr): Likewise.
18463 (extract_omp_for_data): Moved parts to adjust_for_condition and
18464 get_omp_for_step_from_incr.
18465 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
18466 (fixup_child_record_type): Bail out if receiver_decl is NULL.
18467 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
18468 (scan_omp_parallel): Do not create child functions for phony
18470 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
18471 (scan_omp_1_op): Checking assert we are not remapping to
18472 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
18473 (parallel_needs_hsa_kernel_p): New function.
18474 (expand_parallel_call): Register apprpriate parallel child
18475 functions as HSA kernels.
18476 (grid_launch_attributes_trees): New type.
18477 (grid_attr_trees): New variable.
18478 (grid_create_kernel_launch_attr_types): New function.
18479 (grid_insert_store_range_dim): Likewise.
18480 (grid_get_kernel_launch_attributes): Likewise.
18481 (get_target_argument_identifier_1): Likewise.
18482 (get_target_argument_identifier): Likewise.
18483 (get_target_argument_value): Likewise.
18484 (push_target_argument_according_to_value): Likewise.
18485 (get_target_arguments): Likewise.
18486 (expand_omp_target): Call get_target_arguments instead of looking
18487 up for teams and thread limit.
18488 (grid_expand_omp_for_loop): New function.
18489 (grid_arg_decl_map): New type.
18490 (grid_remap_kernel_arg_accesses): New function.
18491 (grid_expand_target_kernel_body): New function.
18492 (expand_omp): Call it.
18493 (lower_omp_for): Do not emit phony constructs.
18494 (lower_omp_taskreg): Do not emit phony constructs but create for them
18495 a temporary variable receiver_decl.
18496 (lower_omp_taskreg): Do not emit phony constructs.
18497 (lower_omp_teams): Likewise.
18498 (lower_omp_grid_body): New function.
18499 (lower_omp_1): Call it.
18500 (grid_reg_assignment_to_local_var_p): New function.
18501 (grid_seq_only_contains_local_assignments): Likewise.
18502 (grid_find_single_omp_among_assignments_1): Likewise.
18503 (grid_find_single_omp_among_assignments): Likewise.
18504 (grid_find_ungridifiable_statement): Likewise.
18505 (grid_target_follows_gridifiable_pattern): Likewise.
18506 (grid_remap_prebody_decls): Likewise.
18507 (grid_copy_leading_local_assignments): Likewise.
18508 (grid_process_kernel_body_copy): Likewise.
18509 (grid_attempt_target_gridification): Likewise.
18510 (grid_gridify_all_targets_stmt): Likewise.
18511 (grid_gridify_all_targets): Likewise.
18512 (execute_lower_omp): Call grid_gridify_all_targets.
18513 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
18514 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
18515 (tree_omp_clause): Added union field dimension.
18516 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
18517 * tree.c (omp_clause_num_ops): Added number of arguments of
18518 OMP_CLAUSE__GRIDDIM_.
18519 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
18520 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
18521 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
18522 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
18523 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
18524 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
18525 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
18526 * tree-pass.h (make_pass_gen_hsail): Declare.
18527 (make_pass_ipa_hsa): Likewise.
18528 * ipa-hsa.c: New file.
18529 * lto-section-in.c (lto_section_name): Add hsa section name.
18530 * lto-streamer.h (lto_section_type): Add hsa section.
18531 * timevar.def (TV_IPA_HSA): New.
18532 * hsa-brig-format.h: New file.
18533 * hsa-brig.c: New file.
18534 * hsa-dump.c: Likewise.
18535 * hsa-gen.c: Likewise.
18538 * toplev.c (compile_file): Call hsa_output_brig.
18539 * hsa-regalloc.c: New file.
18541 2016-01-18 Jeff Law <law@redhat.com>
18543 PR tree-optimization/69320
18544 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
18545 ranged object, do nothing if the RHS constant is not [0..1].
18546 (optimize_stmt): Comparing a boolean ranged object against a
18547 constant outside [0..1] results in a compile-time constant.
18549 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
18552 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
18554 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18555 (Option Summary): Update to reflect new section and moved options.
18556 (C++ Dialect Options): Move -fstats to new section.
18557 (Debugging Options): Move all dump, statistics, and other GCC
18558 developer options to new section. Rewrite section introduction
18559 and re-order remaining options to put the more basic ones first.
18560 (Optimization Options): Move -fira-verbose and -flto-report* to
18562 (Developer Options): New section incorporating moved options.
18563 * doc/cppopts.texi (-dM): Update cross-reference.
18565 2016-01-18 Richard Henderson <rth@redhat.com>
18568 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
18569 operands to pseudo only if CSE is expected. Split long immediate
18570 operands only after reload, and for the stack pointer.
18571 (*add<GPI>3_pluslong): Remove.
18572 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
18573 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
18574 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
18575 (*add<GPI>3 peepholes): New.
18576 (*add<GPI>3 splitters): New.
18577 * config/aarch64/constraints.md (Upl): New.
18578 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
18580 2016-01-18 Richard Biener <rguenther@suse.de>
18582 PR tree-optimization/69297
18583 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
18585 (vect_bb_vectorization_profitable_p): Clear visited flag again.
18587 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18589 PR middle-end/68542
18590 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
18591 of mixind vector and scalar types.
18592 (fold_relational_const): Add handling of vector
18593 comparison with boolean result.
18594 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
18595 comparison of vector operands with boolean result for EQ/NE only.
18596 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
18597 (verify_gimple_cond): Likewise.
18598 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
18601 2016-01-18 Joseph Myers <joseph@codesourcery.com>
18603 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
18606 2016-01-18 Richard Biener <rguenther@suse.de>
18608 PR middle-end/69308
18609 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
18611 2016-01-18 Tom de Vries <tom@codesourcery.com>
18613 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
18615 2016-01-18 Tom de Vries <tom@codesourcery.com>
18617 * omp-low.c (set_oacc_fn_attrib): Make extern.
18618 * omp-low.h (set_oacc_fn_attrib): Declare.
18619 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
18620 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
18621 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
18622 Add and handle function parameter oacc_kernels_p.
18623 (find_reduc_addr, get_omp_data_i_param): New function.
18624 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
18625 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
18626 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
18627 Calculate dominance info. Skip loops that are not in a kernels region
18628 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
18629 (pass_parallelize_loops::execute): Call parallelize_loops with
18630 oacc_kernels_p argument.
18631 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
18632 New member function.
18633 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
18634 * passes.def: Add argument to pass_parallelize_loops instantation.
18636 2016-01-18 Tom de Vries <tom@codesourcery.com>
18638 * tree-parloops.c (pass_parallelize_loops::execute): Allow
18639 pass_parallelize_loops to be run outside the loop pipeline.
18641 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18643 * tree-scalar-evolution.c (follow_copies_to_constant): New.
18644 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
18646 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18649 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
18650 using get_ref_base_and_extent.
18651 (equal_mem_array_ref_p): New.
18652 (hashable_expr_equal_p): Add call to previous.
18654 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18657 * tree-sra.c (disqualified_constants, constant_decl_p): New.
18658 (sra_initialize): Allocate disqualified_constants.
18659 (sra_deinitialize): Free disqualified_constants.
18660 (disqualify_candidate): Update disqualified_constants when appropriate.
18661 (create_access): Scan for constant-pool entries as we go along.
18662 (scalarizable_type_p): Add check against type_contains_placeholder_p.
18663 (maybe_add_sra_candidate): Allow constant-pool entries.
18664 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
18665 (initialize_constant_pool_replacements): New.
18666 (sra_modify_assign): Avoid mangling assignments created by previous,
18667 and don't generate writes into constant pool.
18668 (sra_modify_function_body): Call initialize_constant_pool_replacements.
18670 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18672 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
18673 andnot instruction.
18674 (scalar_chain::convert_op): Likewise.
18675 * config/i386/i386.md (*andndi3_doubleword): New.
18677 2016-01-18 Richard Biener <rguenther@suse.de>
18679 PR tree-optimization/69170
18680 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
18681 building a vector from scalar results of a pattern stmt.
18683 2016-01-18 Jakub Jelinek <jakub@redhat.com>
18685 * haifa-sched.c (autopref_multipass_init): Work around
18686 -Wmaybe-uninitialized warning.
18688 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
18690 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
18691 against the constant 0.
18693 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18695 PR tree-optimization/68799
18696 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
18697 look up phi candidates in the statement-candidate map.
18698 (phi_add_costs): Likewise.
18699 (record_phi_increments): Likewise.
18700 (phi_incr_cost): Likewise.
18701 (ncd_with_phi): Likewise.
18702 (all_phi_incrs_profitable): Likewise.
18704 2016-01-17 Jakub Jelinek <jakub@redhat.com>
18706 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
18707 -Wmaybe-uninitialized warning.
18709 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
18711 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18712 (Option Summary): Update to reflect new section and moved options.
18713 (C++ Dialect Options): Move -fvtable-verify and related options.
18714 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
18715 and profiling-related options.
18716 (Optimization Options): Move profile generation options and
18717 -fstack-protector and related options.
18718 (Instrumentation Options): New section incorporating moved options.
18719 (Code Generation Options): Move -finstrument-functions and
18720 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
18722 2016-01-16 Tom de Vries <tom@codesourcery.com>
18724 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
18726 2016-01-16 Tom de Vries <tom@codesourcery.com>
18728 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
18730 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
18732 * hash-table.h (hash_table::empty): Turn into an inline wrapper
18733 that checks whether the table is already empty. Rename the
18734 original implementation to...
18735 (hash_table::empty_slot): ...this new private function.
18737 2016-01-15 David Malcolm <dmalcolm@redhat.com>
18739 PR diagnostic/68899
18740 * diagnostic-show-locus.c (layout::print_source_line): Move x
18741 offset of line until after call to
18742 get_line_width_without_trailing_whitespace.
18744 2016-01-15 Jeff Law <law@redhat.com>
18746 PR tree-optimization/69270
18747 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
18748 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
18749 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
18750 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
18751 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18752 ssa_name_has_boolean_range and constant_boolean_node.
18754 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
18756 PR rtl-optimization/69030
18757 * lra-spills.c (remove_pseudos): Check nrefs and make the function
18759 (spill_pseudos): Delete debug insn for dead pseudo.
18760 (lra_spill): Initiate spill_hard_reg and slots memory separately.
18762 2016-01-15 Jiong Wang <jiong.wang@arm.com>
18764 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
18766 (TYPES_UNOPUS): Likewise.
18767 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
18768 builtin type, from UNOP to UNOPUS.
18769 (lbtruncuv4sf): Likewise.
18770 (lbtruncuv2df): Likewise.
18771 (lrounduv2sf): Likewise.
18772 (lrounduv4sf): Likewise.
18773 (lrounduv2df): Likewise.
18774 (lroundusf): Likewise.
18775 (lroundusf): Likewise.
18776 (lceiluv2sf): Likewise.
18777 (lceiluv4sf): Likewise.
18778 (lceiluv2df): Likewise.
18779 (lceilusf): Likewise.
18780 (lceiludf): Likewise.
18781 (lflooruv2sf): Likewise.
18782 (lflooruv4sf): Likewise.
18783 (lflooruv2df): Likewise.
18784 (lfloorusf): Likewise.
18785 (lfloorudf): Likewise.
18786 (lfrintnuv2sf): Likewise.
18787 (lfrintnuv4sf): Likewise.
18788 (lfrintnuv2df): Likewise.
18789 (lfrintnusf): Likewise.
18790 (lfrintnudf): Likewise.
18791 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
18793 (vcvtq_u32_f32): Likewise.
18794 (vcvtq_u64_f64): Likewise.
18795 (vcvta_u32_f32): Likewise.
18796 (vcvtaq_u32_f32): Likewise.
18797 (vcvtaq_u64_f64): Likewise.
18798 (vcvtm_u32_f32): Likewise.
18799 (vcvtmq_u32_f32): Likewise.
18800 (vcvtmq_u64_f64): Likewise.
18801 (vcvtn_u32_f32): Likwise.
18802 (vcvtnq_u32_f32): Likewise.
18803 (vcvtnq_u64_f64): Likewise.
18804 (vcvtp_u32_f32): Likewise.
18805 (vcvtpq_u32_f32): Likewise.
18806 (vcvtpq_u64_f64): Likewise.
18807 (vcvtmd_u64_f64): Likewise.
18808 (vcvtms_u32_f32): Likewise.
18809 (vcvtad_u64_f64): Likewise.
18810 (vcvtas_u32_f32): Likewise.
18811 (vcvtnd_u64_f64): Likewise.
18812 (vcvtns_u32_f32): Likewise.
18813 (vcvtpd_u64_f64): Likewise.
18814 (vcvtps_u32_f32): Likewise.
18816 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18818 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
18819 CSEL of zero_extended registers.
18821 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18823 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
18824 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
18826 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18828 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
18829 false when argument string is not found in the attributes table
18832 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
18835 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
18836 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
18837 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
18838 precision estimate.
18840 2016-01-15 Richard Biener <rguenther@suse.de>
18842 PR tree-optimization/66856
18843 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
18844 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
18845 (vect_create_new_slp_node): Increment stmt reference count.
18846 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
18847 an SLP tree before swapping operands.
18848 (vect_build_slp_tree): Likewise.
18849 (destroy_bb_vec_info): Free stmt info after SLP instances.
18850 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
18851 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
18852 (STMT_VINFO_NUM_SLP_USES): New macro.
18854 2016-01-15 Richard Biener <rguenther@suse.de>
18857 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
18858 (add_linkage_name): ... here.
18859 (gen_typedef_die): Use add_linkage_name_raw instead of
18860 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
18863 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
18865 * gimplify.c (oacc_default_clause): Decode reference and pointer
18866 types for both kernels and parallel regions.
18868 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
18870 PR middle-end/69246
18871 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
18873 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18875 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
18876 (convert_scalars_to_vector): Likewise.
18878 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
18880 * doc/extend.texi (Type Traits): Fix grammar.
18882 2016-01-15 Martin Jambor <mjambor@suse.cz>
18884 * tree-inline.c (remap_decl): Use existing dclarations if
18885 remapping a type and prevent_decl_creation_for_types.
18886 (replace_locals_stmt): Do an initial remapping of non-VLA typed
18887 decls first. Do real remapping with
18888 prevent_decl_creation_for_types set.
18889 * tree-inline.h (copy_body_data): New field
18890 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
18893 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18895 * config/s390/s390.opt (mmvcle): More verbose help text.
18897 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18899 * config/s390/s390.opt: Add period to -mzvector option text.
18901 2016-01-15 Richard Biener <rguenther@suse.de>
18903 PR tree-optimization/68961
18904 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
18905 of invariants in stores again.
18907 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
18909 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
18911 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18913 * config/i386/i386.c (ix86_expand_branch): Don't split
18914 DI mode xor instruction to SI mode.
18916 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18919 * ipa-icf.c (sem_function::merge): Virtual functions may become
18920 reachable even if they address is not taken and there are no
18923 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18925 * lto-streamer-out.c (subtract_estimated_size): New function.
18926 (get_symbol_initial_value): Use it.
18928 2016-01-15 Christian Bruel <christian.bruel@st.com>
18931 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
18932 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18933 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18934 use add_builtin_function_ext_scope instead of add_builtin_function.
18935 (neon_set_p, neon_crypto_set_p): Remove.
18936 (arm_init_builtins): Always call arm_init_neon_builtins and
18937 arm_init_crypto_builtins.
18938 (arm_expand_builtin): Check that builtins are allowed for the arch.
18939 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18940 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18941 arm_init_neon_builtins call.
18943 2016-01-15 Richard Biener <rguenther@suse.de>
18945 PR tree-optimization/69117
18946 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18947 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18948 of the leader conservatively.
18949 (free_scc_vn): Restore original SSA name infos.
18951 2016-01-14 Jeff Law <law@redhat.com>
18953 PR tree-optimization/69270
18954 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18955 single bit of precision, verify it's also unsigned.
18956 (record_edge_info): Use constant_boolean_node rather than fold_convert
18957 to convert boolean_true/boolean_false to the right type.
18959 2016-01-14 Richard Henderson <rth@redhat.com>
18962 * loop-doloop.c (record_reg_sets): New.
18963 (doloop_optimize): Reject the transform if the sequence
18964 clobbers registers live at the end of the loop block.
18965 (doloop_optimize_loops): Enable df_live if needed.
18967 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18969 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18970 * config/rs6000/rs6000.c: Likewise.
18971 * config/rs6000/rs6000.h: Likewise.
18972 * config/rs6000/rs6000.md: Likewise.
18973 * doc/extend.texi: Likewsie.
18975 2016-01-14 Jeff Law <law@redhat.com>
18977 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18980 2016-01-14 Richard Henderson <rth@redhat.com>
18984 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18985 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18986 instead of builtin_decl_declared_p to test for declaration.
18988 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18990 * doc/loop.texi (Loop Analysis and Representation): Document
18991 loop_depth function.
18993 2016-01-14 Tom de Vries <tom@codesourcery.com>
18995 PR tree-optimization/68773
18996 * omp-low.c (expand_omp_target): Don't set force_output.
18997 * varpool.c (varpool_node::get_create): Same.
18998 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18999 offload_funcs with force_output.
19001 2016-01-14 Jakub Jelinek <jakub@redhat.com>
19004 * lra-eliminations.c (move_plus_up): Don't change anything if either
19005 the outer or inner subreg mode is not MODE_INT.
19006 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
19007 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
19009 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
19011 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
19012 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
19013 reduc_uplus_@var{m}): Remove.
19014 * expr.c (expand_expr_real_2): Remove expansion path for
19015 reduc_[us](min|max|plus) optabs.
19016 * optabs-tree.c (scalar_reduc_to_vector): Remove.
19017 * optabs-tree.h (scalar_reduc_to_vector): Remove.
19018 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
19019 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
19020 * tree-vect-loop.c (vectorizable_reduction): Remove test for
19021 reduc_[us](min|max|plus) optabs.
19023 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
19025 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
19026 (reduc_plus_scal_v2sf): New.
19027 (reduc_smax_v2sf): Rename to...
19028 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
19029 (reduc_smin_v2sf): Rename to...
19030 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
19032 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
19034 * alias.c (compare_base_symbol_refs): New function.
19035 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
19038 2016-01-14 Jakub Jelinek <jakub@redhat.com>
19040 PR middle-end/68146
19041 PR tree-optimization/69155
19042 * tree-complex.c: Include cfganal.h.
19043 (phis_to_revisit): New variable.
19044 (extract_component): Add phiarg_p argument. Assert that returned
19045 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
19046 (update_phi_components): Partly rewrite to use loop over real/imag
19047 components instead of code duplication. If extract_component returns
19048 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
19049 create_tmp_reg into the PHI node instead, and mention the phi triplet
19050 in phis_to_revisit.
19051 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
19052 in phis_to_revisit at the end.
19054 2016-01-14 Richard Biener <rguenther@suse.de>
19056 PR tree-optimization/68060
19057 * tree-vect-loop.c (vect_is_simple_reduction): Check the
19058 outer loop reduction is only used in the inner loop before
19059 detecting a double reduction.
19061 2016-01-14 Jakub Jelinek <jakub@redhat.com>
19064 * combine.c (expand_field_assignment): Punt if compute_mode is
19065 unsupported scalar mode.
19067 2016-01-14 Richard Biener <rguenther@suse.de>
19069 PR tree-optimization/66856
19070 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
19071 SLP node only if it built successfully.
19072 (vect_analyze_slp_instance): Adjust.
19074 2016-01-14 Jeff Law <law@redhat.com>
19076 PR tree-optimization/69270
19077 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
19078 (record_edge_info): Use it. Convert boolean_{true,false}_node
19079 to the type of op0.
19081 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
19084 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
19085 use block_ultimate_origin
19086 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
19088 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
19090 * doc/invoke.texi (Submodel Options): Rename section to
19091 "Machine-Dependent Options" to better reflect its content.
19092 Rewrite introductory text to remove archaic CPU names.
19095 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
19097 * doc/invoke.texi (Code Gen Options): Move section up in file,
19098 before target-specific options. Update menu and option summary
19099 to reflect the new section ordering.
19101 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
19103 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
19104 (C++ Dialect Options): Add cross-reference to -std option.
19105 * doc/standards.texi (C++ Language): Document C++14 support.
19107 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
19109 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
19110 for pack/unpack functions for __ibm128.
19111 (PACK_IF): Likewise.
19112 (UNPACK_IF): Likewise.
19114 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
19115 support for __ibm128 pack/unpack functions.
19116 (rs6000_invalid_builtin): Likewise.
19117 (rs6000_init_builtins): Likewise.
19118 (rs6000_opt_masks): Likewise.
19120 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
19121 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
19123 (RS6000_BTM_COMMON): Likewise.
19125 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
19126 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
19127 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
19128 128-bit floating point. Add support for the double values to be
19129 in Altivec registers for TF/IF packing and unpacking, but restrict
19130 TD packing sub-fields to be FPR registers. Don't allow overlapped
19131 register support for packing. Allow pack inputs to be memory
19132 locations. Don't build generator functions for unpack<mode>_dm
19133 and unpack<mode>_nodm.
19134 (unpack<mode>_dm): Likewise.
19135 (unpack<mode>_nodm): Likewise.
19136 (pack<mode>): Likewise.
19138 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
19139 built-in functions to pack/unpack explicit __ibm128 values.
19140 (__builtin_unpack_ibm128): Likewise.
19142 * doc/extend.texi (PowerPC Built-in Functions): Document
19143 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
19145 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
19148 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
19149 Add new arg loc and pass it down as context.
19150 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
19151 to the location to use for the warning.
19152 (check_function_arguments): New arg loc. All callers changed. Pass
19153 it to check_function_nonnull.
19154 * c-common.h (check_function_arguments): Adjust declaration.
19156 2016-01-13 Jakub Jelinek <jakub@redhat.com>
19158 PR tree-optimization/69156
19159 * gimple.c (validate_type): Removed.
19160 (gimple_builtin_call_types_compatible_p): Use
19161 useless_type_conversion_p instead of validate_type.
19162 * value-prof.c (gimple_stringop_fixed_value): Fold
19163 icall_size to correct type.
19165 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
19167 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
19170 2016-01-13 Richard Henderson <rth@redhat.com>
19173 * target.def (builtin_tm_load, builtin_tm_store): Remove.
19174 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
19175 (ix86_builtin_tm_store): Remove.
19176 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19177 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19178 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19179 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19180 * doc/tm.texi: Rebuild.
19182 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
19183 (BUILT_IN_TM_MEMCPY_RTWN): New.
19184 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
19185 fallback from vector to integer helpers.
19186 (build_tm_load): Handle vector types directly, instead of
19188 (build_tm_store): Likewise.
19189 (expand_assign_tm): Prepare for register types not handled by
19190 the above. Copy them to memory and use memcpy.
19191 * tree.c (tm_define_builtin): New.
19192 (find_tm_vector_type): New.
19193 (build_tm_vector_builtins): New.
19194 (build_common_builtin_nodes): Call it.
19196 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
19198 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
19199 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
19201 2016-01-13 Tom de Vries <tom@codesourcery.com>
19203 PR tree-optimization/69169
19204 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
19205 handled_struct_type param.
19206 (create_variable_info_for, intra_create_variable_infos): Call
19207 create_variable_info_for_1 with extra arg.
19209 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
19211 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
19212 and "armv8.1-a+crc" entries.
19214 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
19217 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
19218 Change first operand predicate from register_or_constm1_operand
19219 to register_operand.
19220 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
19221 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
19222 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
19223 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
19224 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
19225 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
19226 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
19227 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
19228 comparison with constm1_rtx from vec_prefetch_gen part.
19230 2016-01-13 Richard Biener <rguenther@suse.de>
19232 PR tree-optimization/69013
19233 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
19234 Exchange assert for a test.
19236 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19239 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
19241 2016-01-13 Richard Biener <rguenther@suse.de>
19243 PR tree-optimization/69242
19244 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
19245 assert with a check.
19247 2016-01-13 Richard Biener <rguenther@suse.de>
19249 PR tree-optimization/69186
19250 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19251 Properly guard vect_update_misalignment_for_peel call.
19253 2016-01-12 Jeff Law <law@redhat.com>
19255 PR tree-optimization/pr67755
19256 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
19257 "need_profile_correction".
19258 (thread_block_1): Initialize new field to false by default. If we
19259 have multiple thread paths through a common joiner to different
19260 final targets, then set new field to true.
19261 (compute_path_counts): Only do count adjustment when it's really
19264 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19266 * doc/invoke.texi (Spec Files): Move section down in file, past
19267 all command-line option descriptions.
19269 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19271 PR middle-end/54809
19272 * doc/gty.texi: Remove documentation of mark_hook.
19273 * gengtype.c (struct write_types_data): Remove code to support
19274 mark_hook attribute.
19275 (walk_type): Likewise.
19276 (write_func_for_structure): Likewise.
19278 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19280 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
19281 Directory Options, and -specs= to Overall Options.
19282 (Overall Options): Adjust similarly. Reorder to group related
19283 options together. Make -specs= cross-reference the spec file details.
19284 (Directory Options): Adjust similarly.
19286 2016-01-12 Jeff Law <law@redhat.com>
19288 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
19290 2016-01-12 Olivier Hainque <hainque@adacore.com>
19292 * gcc.c (spec_undefvar_allowed): New global.
19293 (process_command): Set to true when running for --version or --help,
19295 (getenv_spec_function): When the variable is not defined, use the
19296 variable name as the variable value if we're allowed not to issue
19299 2016-01-12 Bin Cheng <bin.cheng@arm.com>
19301 PR tree-optimization/68911
19302 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
19303 information computed for expression "init + nit * step".
19305 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19307 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
19308 about name of GCC executable. Remove deleted node from menu.
19309 (Directory Options) <-B>: Remove cross-reference to deleted node.
19310 (Target Options): Delete section.
19312 2016-01-12 Christian Bruel <christian.bruel@st.com>
19315 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
19316 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
19318 2016-01-12 Jakub Jelinek <jakub@redhat.com>
19321 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
19322 aligned_mem is properly set for AVX512-VL floating point masked
19326 * ifcvt.c (cond_exec_process_if_block): When removing the last
19327 insn from then_bb, remove also any possible barriers that follow it.
19329 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
19333 * config/i386/iamcu.h (SIZE_TYPE): New macro.
19334 (PTRDIFF_TYPE): Likewise.
19335 (WCHAR_TYPE): Likewise.
19336 (WCHAR_TYPE_SIZE): Likewise.
19337 (STDINT_LONG32): Likewise.
19339 2016-01-12 Richard Biener <rguenther@suse.de>
19341 PR tree-optimization/69053
19342 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
19343 convert initial value for cond reductions.
19345 2016-01-12 Richard Biener <rguenther@suse.de>
19347 PR tree-optimization/69007
19348 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
19349 widen_sum after dot_prod and sad.
19351 2016-01-12 Richard Biener <rguenther@suse.de>
19353 PR tree-optimization/69168
19354 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
19355 pattern stmt SLP type.
19356 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
19357 end up unused so cope with that case.
19359 2016-01-12 Richard Biener <rguenther@suse.de>
19361 PR tree-optimization/69157
19362 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
19363 stmts def type only during analyze phase.
19364 (vectorizable_call): Likewise.
19365 (vectorizable_simd_clone_call): Likewise.
19366 (vectorizable_conversion): Likewise.
19367 (vectorizable_assignment): Likewise.
19368 (vectorizable_shift): Likewise.
19369 (vectorizable_operation): Likewise.
19370 (vectorizable_store): Likewise.
19371 (vectorizable_load): Likewise.
19373 2016-01-12 Richard Biener <rguenther@suse.de>
19375 PR tree-optimization/69174
19376 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
19378 (vectorizable_load): Properly compute the number of loads needed
19379 for permuted strided SLP loads and do not spuriously assign
19380 to SLP_TREE_VEC_STMTS.
19382 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
19384 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
19385 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
19386 (MD_EXEC_PREFIX): Remove.
19387 (MD_STARTFILE_PREFIX) Removee.
19388 (FILE_NAME_ABSOLUTE_P): Remove.
19389 (CPP_SPEC): Do not read macros from sys/version.h.
19390 (LINK_COMMAND_SPEC): Remove.
19391 (LOCAL_INCLUDE_DIR): Remove.
19392 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
19393 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
19394 (POST_LINK_SPEC): Define to invoke stubify after linker
19395 (LIBSTDCXX): Remove define
19396 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
19397 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
19398 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
19399 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
19400 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
19401 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
19402 (i386_djgpp_asm_named_section): Add propotype of new procedure
19404 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
19405 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
19406 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
19407 in config/i386/djgpp.h).
19408 (STANDARD_STARTFILE_PREFIX_2): Define identical to
19409 STANDARD_STARTFILE_PREFIX_1.
19410 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
19411 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
19412 installation errors.
19413 (MAX_OFILE_ALIGNMENT): Define to 128.
19414 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
19416 * config/i386/djgpp.c: New file. Add implementation of
19417 i386_djgpp_asm_named_section.
19419 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
19421 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
19422 Add rule for building djgpp.o.
19424 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19426 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
19427 (rtx_is_swappable_p): Reductions are swappable.
19428 (insn_is_swappable_p): V2DF reductions are swappable.
19430 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
19432 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
19433 reloads for other unsupported memory operands.
19435 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19436 Jim Wilson <jim.wilson@linaro.org>
19439 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
19440 copy_to_mode_reg instead of force_reg.
19442 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19445 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
19446 TARGET_80387 is true.
19448 2016-01-11 Jakub Jelinek <jakub@redhat.com>
19451 * lra-eliminations.c (move_plus_up): Only move plus up
19452 if subreg of the constant can be simplified into constant
19453 and use the simplified subreg of the constant instead of
19454 the original constant.
19456 * fold-const.c (fold_convertible_p): Don't return true
19457 for conversion of VECTOR_TYPE to same sized integral type.
19458 (fold_convert_loc): Fix up formatting. Fold conversion of
19459 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
19460 instead of NOP_EXPR.
19462 PR tree-optimization/69214
19463 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
19464 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
19467 PR tree-optimization/69207
19468 * tree-vect-slp.c (vect_get_constant_vectors): For
19469 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
19470 fold_convertible_p to vector_type's element type, and always
19471 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
19473 2016-01-11 Richard Biener <rguenther@suse.de>
19475 PR tree-optimization/69173
19476 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
19477 fixup the cycle if all stmts are in a pattern.
19479 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
19481 PR middle-end/68999
19482 * alias.c (base_alias_check): Move check for addresses with
19483 alignment ANDs before the call for compare_base_decls.
19484 (memrefs_conflict_p): Return -1 for different decls
19485 that went through alignment adjustments.
19487 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19489 PR rtl-optimization/68796
19490 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
19491 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
19492 and QImode comparisons against zero with CC_NZmode.
19493 * config/aarch64/iterators.md (short_mask): New mode_attr.
19495 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19497 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
19498 (<avx512>_store<mode>_mask): Likewise.
19500 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
19501 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19503 PR rtl-optimization/68841
19504 * ifcvt.c (struct noce_if_info): Add orig_x field.
19505 (bbs_ok_for_cmove_arith): Add to_rename parameter.
19506 Don't record conflicts on to_rename if it's present.
19507 Allow memory destinations in sets.
19508 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
19509 blocks, passing orig_x to the checks.
19510 (noce_process_if_block): Set if_info->orig_x appropriately.
19512 2016-01-11 Tom de Vries <tom@codesourcery.com>
19514 PR tree-optimization/69069
19515 * tree-parloops.c (create_parallel_loop): Add missing phi args.
19517 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
19519 PR rtl-optimization/68920
19520 * config/i386/i386.c (ix86_option_override_internal): Restrict number
19521 of conditional moves for RTL if-conversion to 1 for
19522 TARGET_ONE_IF_CONV_INSN.
19523 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
19524 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
19525 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
19526 parameter to restirct number of conditional moves for
19528 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
19529 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
19532 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
19535 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
19536 onepart vars. Fix typo in comment. Fix reversed condition in
19538 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
19541 * var-tracking.c (dump_onepart_variable_differences): New.
19542 (dataflow_set_different): If a detailed dump is requested,
19543 delay early returns and dump differences between onepart
19544 variables present before and after, and added variables.
19546 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19549 * expr.c (expand_expr_real_1): For boolean vector constants
19550 with a scalar mode use const_scalar_mask_from_tree.
19551 (const_scalar_mask_from_tree): New.
19552 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
19553 assigned to a mask type to handle constants.
19555 2016-01-11 Martin Jambor <mjambor@suse.cz>
19558 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
19559 useless parameters if we cannot change function signature.
19561 2016-01-11 Martin Jambor <mjambor@suse.cz>
19564 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
19567 2016-01-11 Tom de Vries <tom@codesourcery.com>
19569 PR tree-optimization/69109
19570 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
19573 2016-01-11 Tom de Vries <tom@codesourcery.com>
19575 PR tree-optimization/69108
19576 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
19577 res is not used in a phi.
19579 2016-01-11 Yury Gribov <y.gribov@samsung.com>
19582 * common.opt (frandom-seed): Fix parameter name.
19583 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
19585 2016-01-11 Tom de Vries <tom@codesourcery.com>
19587 PR tree-optimization/69058
19588 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
19591 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
19593 * config/arc/arc.opt (mdiv-rem): Add period to the end.
19594 (mcode-density): Likewise.
19596 2016-01-10 Tom de Vries <tom@codesourcery.com>
19598 PR tree-optimization/69062
19599 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
19600 (parallelize_loops): Don't paralelize loop that has phi with address
19603 2016-01-10 Tom de Vries <tom@codesourcery.com>
19605 PR tree-optimization/69039
19606 * tree-parloops.c (try_create_reduction_list): Only allow single exit
19609 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
19611 PR middle-end/68743
19612 * match.pd: Require target has function_c99_misc before doing
19613 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
19615 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
19617 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
19619 * configure: Regenerate.
19621 2016-01-09 Jakub Jelinek <jakub@redhat.com>
19623 PR middle-end/50865
19624 PR tree-optimization/69097
19625 * fold-const.h (expr_not_equal_to): New prototype.
19626 * fold-const.c: Include stringpool.h and tree-ssanames.h.
19627 (expr_not_equal_to): New function.
19628 * match.pd (X % -Y is the same as X % Y): Don't optimize
19629 unless X is known not to be equal to minimum or Y is known
19630 not to be equal to -1.
19631 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
19632 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
19633 (simplify_stmt_using_ranges): Adjust caller.
19634 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
19635 substitute_and_fold.
19637 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
19639 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
19642 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19644 PR tree-optimization/69167
19645 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
19646 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
19648 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
19650 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19651 Richard Biener <rguenther@suse.de>
19653 PR tree-optimization/68707
19654 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
19655 instances that can be handled via vect_load_lanes.
19657 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
19659 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
19660 if we can't determine address equivalence.
19661 * alias.c (compare_base_decl): Update for changed return value of
19662 symtab_node::equal_address_to.
19664 2016-01-08 Jason Merrill <jason@redhat.com>
19668 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
19669 * expr.c (store_field): Not here.
19670 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
19671 call with TREE_ADDRESSABLE type.
19672 * tree-cfg.c (verify_gimple_call): Adjust.
19674 2016-01-08 Olivier Hainque <hainque@adacore.com>
19676 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
19679 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19681 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
19682 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
19683 (reduc_smin_v2sf): Rename to...
19684 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
19685 (reduc_splus_v2sf): Rename to...
19686 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
19688 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19690 PR tree-optimization/69162
19691 * gimplify.c (gimplify_va_arg_expr): Encode original type of
19692 valist argument in another argument.
19693 (gimplify_modify_expr): Adjust for the above change. Cleanup.
19694 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
19695 to determine the va_list type, build a MEM_REF instead of
19696 build_fold_indirect_ref.
19698 PR tree-optimization/69172
19699 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
19702 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
19704 PR tree-optimization/67781
19705 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
19706 and cmpnop in two steps: first the ones not accessed in original
19707 gimple expression in a endian independent way and then the ones not
19708 accessed in the final result in an endian-specific way.
19710 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19712 PR tree-optimization/69083
19713 * tree-vect-slp.c (vect_get_constant_vectors): For
19714 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
19715 element type. If op is fold_convertible_p to vector_type's element
19716 type, use NOP_EXPR instead of VCE.
19718 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
19720 PR rtl-optimization/67778
19721 PR rtl-optimization/68634
19722 PR rtl-optimization/68909
19723 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
19724 block from the stack until done with it. Remove a superfluous
19725 bitmap set. Remove a superfluous bitmap test.
19727 2016-01-07 Martin Sebor <msebor@redhat.com>
19730 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
19731 constraint on the type of arguments.
19733 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
19735 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
19736 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
19737 unaligned_access on the gcc_options set.
19738 * config/arm/arm.c (arm_option_override_internal): Use
19739 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
19741 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19744 * config/i386/i386.c (ix86_frame_pointer_required): Enable
19745 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
19747 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19750 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19753 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19754 depending on frame_pointer_needed before remaining integer and SSE
19755 registers are saved.
19757 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
19760 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
19762 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
19765 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
19766 Use the "xBm" constraint.
19767 (float<sseintvecmodelower><mode>2<mask_name><round_name):
19769 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
19770 (sse_cvtsi2ssq<round_name>): Likewise.
19771 (sse_cvtss2si<round_name>): Likewise.
19772 (sse_cvtss2siq<round_name>): Likewise.
19773 (sse2_cvtsi2sdq<round_name>): Likewise.
19774 (sse2_cvtsd2si<round_name>): Likewise.
19775 (sse2_cvtsd2siq<round_name>): Likewise.
19776 * config/i386/subst.md (round_nimm_scalar_predicate): New
19779 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
19781 PR middle-end/67639
19782 * varasm.c (make_decl_rtl): Mark invalid register vars as
19785 PR rtl-optimization/66206
19786 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
19787 All callers changed.
19789 2016-01-07 Jakub Jelinek <jakub@redhat.com>
19791 PR tree-optimization/69141
19792 * tree-ssa-pre.c: Include langhooks.h.
19793 (eliminate_dom_walker::before_dom_children): Use
19794 lang_hooks.decl_printable_name instead of
19795 cgraph_node::get ()->name ().
19797 PR middle-end/68960
19798 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
19799 it and DECL_ALIGN too.
19801 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
19803 * config/mips/mips-ftypes.def: Sort to lexicographical order.
19805 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19808 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19809 depending on frame_pointer_needed before remaining integer and SSE
19810 registers are saved.
19812 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19814 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
19815 mode iterator with VSX_M2.
19816 (*p9_vecstore_<mode>): Likewise.
19817 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
19818 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
19819 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
19820 (define_split for VSX_LE128 stores): Likewise.
19821 (define_peephole2 for TImode LE swaps): Likewise.
19822 (define_split for VSX_LE128 post-reload stores): Likewise.
19824 2016-01-06 Marek Polacek <polacek@redhat.com>
19827 * convert.c (convert_to_integer_1): Adjust call to
19828 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
19829 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
19830 EXPR instead of ARG.
19831 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
19833 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19836 * doc/extend.texi (RL78 Variable Attributes): New section.
19838 2016-01-05 Marek Polacek <polacek@redhat.com>
19841 * builtins.c (get_memmodel): Use expansion point location rather than
19842 the input location. Call warning_at rather than warning.
19843 (expand_builtin_atomic_compare_exchange): Likewise.
19844 (expand_builtin_atomic_load): Likewise.
19845 (expand_builtin_atomic_store): Likewise.
19846 (expand_builtin_atomic_clear): Likewise.
19848 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19851 * config/i386/i386.c (ix86_expand_vector_logical_operator):
19852 Replace nonimmediate_operand with vector_operand.
19853 * config/i386/predicates.md (vector_operand): New predicate.
19854 (general_vector_operand): Replace nonimmediate_operand with
19856 * config/i386/sse.md: Replace nonimmediate_operand with
19857 vector_operand and m constraint with Bm constraint on SSE
19858 patterns with 16-byte memory operand.
19859 * config/i386/subst.md (round_nimm_predicate): Replace
19860 nonimmediate_operand with vector_operand.
19861 (round_saeonly_nimm_predicate): Likewise.
19862 (round_saeonly_nimm_scalar_predicate): New.
19864 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19867 * config/i386/constraints.md (Bm): New constraint.
19868 * config/i386/predicates.md (vector_memory_operand): New
19870 * config/i386/sse.md: Replace xm with xBm in plusminus and
19871 any_logic patterns.
19873 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19876 * doc/extend.texi (V850 Function Attributes): New section.
19877 (V850 Variable Attributes): New section.
19879 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19882 * doc/extend.texi (MicroBlaze Function Attributes): Document
19883 interrupt_handler and fast_interrupt attributes.
19885 2016-01-05 Sergei Trofimovich <siarheit@google.com>
19888 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
19889 for local symbolic operands.
19890 * config/ia64/predicates.md (local_symbolic_operand64): New
19893 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19895 PR rtl-optimization/68651
19896 * combine.c (combine_simplify_rtx): Canonicalize x + x into
19899 2016-01-05 Nathan Sidwell <nathan@acm.org>
19901 * alias.c (compare_base_decls): Use symtab_node::get.
19903 2016-01-05 Nick Clifton <nickc@redhat.com>
19906 * ira-costs.c (copy_cost): Initialise the t_icode field of the
19907 secondary_reload_info structure.
19910 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
19911 decls if weak support is available.
19913 2016-01-04 Martin Sebor <msebor@redhat.com>
19915 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
19917 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19919 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19920 OPTION_MASK_P9_DFORM.
19922 * config/rs6000/constraints.md (wo constraint): New constraint for
19925 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
19927 (rs6000_init_hard_regno_mode_ok): Likewise.
19929 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
19932 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19933 expanders not to have constraints. Add support for ISA 3.0 xxperm
19934 instruction. Add support for fusing xxlor with xxperm.
19935 (altivec_vperm_<mode>_internal): Likewise.
19936 (altivec_vperm_v8hiv16qi): Likewise.
19937 (altivec_vperm_<mode>v16q): Likewise.
19938 (altivec_vperm_<mode>_uns): Likewise.
19939 (vperm_v8hiv4si): Likewise.
19940 (vperm_v16qiv8hi): Likewise.
19942 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19944 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19946 Update copyright years.
19948 * gcc.c (process_command): Update copyright notice dates.
19949 * gcov-dump.c (print_version): Ditto.
19950 * gcov.c (print_version): Ditto.
19951 * gcov-tool.c (print_version): Ditto.
19952 * gengtype.c (create_file): Ditto.
19953 * doc/cpp.texi: Bump @copying's copyright year.
19954 * doc/cppinternals.texi: Ditto.
19955 * doc/gcc.texi: Ditto.
19956 * doc/gccint.texi: Ditto.
19957 * doc/gcov.texi: Ditto.
19958 * doc/install.texi: Ditto.
19959 * doc/invoke.texi: Ditto.
19961 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19963 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19964 modes larger than TImode as TImode if NEON is not enabled.
19966 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19969 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19970 mode for %f0-%f31 only if TARGET_FPU.
19972 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19975 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19976 to compute the PACKED_P predicate.
19977 (function_arg_record_value): Minor tweaks.
19979 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19981 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19982 option for arm*-*-* targets.
19984 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19986 * doc/extend.texi (Common Function Attributes): Move docs for
19987 MSP430-specific attributes to....
19988 (MSP430 Function Attributes): ...here. Delete the redundant
19989 entries and copy-edit the remaining text.
19990 (MSP430 Variable Attributes): Use uniform format for index
19991 entries and add a cross-reference to the corresponding function
19994 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19996 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19998 (x86 Options): Likewise.
20000 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
20004 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
20005 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
20006 to corresponding attribute.
20008 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
20010 * doc/extend.texi (Common Function Attributes) <noplt>: Move
20011 to correct alphabetization of table. Copy-edit and correct
20013 <stack_protect>: Likewise.
20014 <target_clones>: Likewise.
20016 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
20017 Correct punctuation.
20018 (Code Gen Options) <-fno-plt>: Copy-edit.
20020 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
20023 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
20024 SI values. Explicitly convert SI to DI and vice-versa.
20026 2016-01-01 Jakub Jelinek <jakub@redhat.com>
20028 PR tree-optimization/69070
20029 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
20030 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
20033 * ubsan.c (ubsan_instrument_float_cast): Call
20034 initialize_sanitizer_builtins.
20037 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
20039 Copyright (C) 2016 Free Software Foundation, Inc.
20041 Copying and distribution of this file, with or without modification,
20042 are permitted in any medium without royalty provided the copyright
20043 notice and this notice are preserved.