1 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
3 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
4 indirect_refs_may_alias_p): Revert accidental commits.
6 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
7 at the end of structures.
9 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
11 * config/darwin.c (machopic_indirect_call_target): Use renamed
12 darwin_picsymbol_stubs to decide on output.
13 (darwin_override_options): Handle darwin_picsymbol_stubs.
14 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
15 (LD64_VERSION): Revise default.
16 * config/darwin.opt: (mpic-symbol-stubs): New option.
17 (darwin_picsymbol_stubs): New variable.
18 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
19 rename to TARGET_MACHO_PICSYM_STUBS.
20 * config/i386/i386.c (output_pic_addr_const): Likewise.
21 * config/i386/i386.h Likewise.
22 * config/rs6000/darwin.h: Likewise.
23 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
24 darwin_picsymbol_stubs.
26 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
28 * config/darwin.opt (prebind, noprebind, seglinkedit,
29 noseglinkedit): Add RejectNegative.
31 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
33 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
36 2019-06-16 Tom de Vries <tdevries@suse.de>
38 PR tree-optimization/89376
39 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
41 2019-06-15 Maya Rashish <coypu@sdf.org>
43 * doc/invoke.texi (Spec Files): Update location of the
46 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
48 * doc/extend.texi (Common Function Attributes): Clarify
49 no_sanitize. Fix grammar.
51 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
53 * tree-ssa-alias.c (alias_stats): Add
54 nonoverlapping_component_refs_p_may_alias,
55 nonoverlapping_component_refs_p_no_alias,
56 nonoverlapping_component_refs_of_decl_p_may_alias,
57 nonoverlapping_component_refs_of_decl_p_no_alias.
58 (dump_alias_stats): Dump them.
59 (nonoverlapping_component_refs_of_decl_p): Add stats.
60 (nonoverlapping_component_refs_p): Add stats; do not stop on first
63 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md (and<mode>3): Generate zero-extends for
66 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
68 (*anddi3_doubleword): Split before reload. Merge with
69 anddi->zext pre-reload splitter.
70 (*andndi3_doubleword): Split before reload.
71 (*<code>di3_doubleword): Ditto.
72 (*one_cmpldi2_doubleword): Ditto.
74 2019-06-15 Jakub Jelinek <jakub@redhat.com>
77 * gimplify.c: Include omp-offload.h and context.h.
78 (gimplify_bind_expr): Add "omp declare target" attributes
79 to static block scope variables inside of target region or target
82 2019-06-15 Tom de Vries <tdevries@suse.de>
84 PR tree-optimization/90009
85 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
86 Return NULL if bb contains IFN_UNIQUE.
88 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
90 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
91 (un): New define_mode_attr.
92 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
93 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
94 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
96 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
98 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
100 * config/darwin.opt: Add RejectNegative where needed, reorder
101 and add minimal functional descriptions.
103 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
105 PR rtl-optimization/90765
106 * calls.c (update_stack_alignment_for_call): New function.
107 (expand_call): Call update_stack_alignment_for_call when
108 outgoing parameter is passed in the stack.
109 (emit_library_call_value_1): Likewise.
110 * function.c (locate_and_pad_parm): Don't update
111 stack_alignment_needed and preferred_stack_boundary.
113 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
116 * config/i386/i386-features.c
117 (dimode_scalar_chain::compute_convert_gain): Replace
118 mmxsse_to_integer with sse_to_integer.
119 * config/i386/i386.c (ix86_register_move_cost): Verify that
120 moves between MMX and non-MMX units require secondary memory.
121 Correct costs of moves between SSE and integer units.
122 * config/i386/i386.h (processor_costs): Rename cost of moving
123 SSE register to integer to sse_to_integer. Rename cost of
125 2019-06-14 Matt Thomas <matt@3am-software.com>
126 Matthew Green <mrg@eterna.com.au>
127 Nick Hudson <skrll@netbsd.org>
128 Maya Rashish <coypu@sdf.org>
129 Richard Earnshaw <rearnsha@arm.com>
131 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
132 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
133 * config/arm/netbsd-eabi.h: New file.
134 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
136 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
137 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
138 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
139 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
141 2019-06-14 Richard Biener <rguenther@suse.de>
143 * tree-loop-distribution.c (classify_partition): Return
144 whether a reduction appeared in all partitions and do not
145 stop builtin detection because of this.
146 (distribute_loop): Sort a non-builtin partition last if
147 there's a reduction in all partitions and make sure the
148 partition prevailing as last is not a builtin.
150 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
153 * ipa-prop.c (add_to_agg_contents_list): New function.
154 (clobber_by_agg_contents_list_p): Likewise.
155 (extract_mem_content): Likewise.
156 (get_place_in_agg_contents_list): Delete.
157 (determine_known_aggregate_parts): Renamed from
158 determine_locally_known_aggregate_parts. New parameter
161 2019-06-13 Martin Sebor <msebor@redhat.com>
163 PR tree-optimization/90662
164 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
167 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
170 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
171 dbase is not TARGET_MEM_REF.
173 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
177 (and<mode>3): Use gen_extend_insn instead of indirect functions.
178 Do not generate DImode extends for 32bit targets.
179 (and->zext post-reload splitter): Use gen_extend_insn
180 instead of indirect functions.
181 (anddi->zext pre-reload splitter): New.
182 (*zext<mode>_doubleword_and): Remove.
183 (*zext<mode>_doubleword): Ditto.
184 (*zextsi_doubleword): Dittto.
186 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
188 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
189 Use gen_sub3_insn instead of indirect function.
190 (ix86_expand_ashl_const): Use gen_add2_insn instead of
192 (ix86_adjust_counter): Ditto.
194 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
195 Lijia He <helijia@linux.ibm.com>
197 PR tree-optimization/77820
198 * tree-ssa-threadedge.c
199 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
201 (thread_across_edge): Add call to
202 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
204 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
206 * config/darwin-driver.c (validate_macosx_version_min): New.
207 (darwin_default_min_version): Cleanup and validate supplied version.
208 (darwin_driver_init): Likewise and push cleaned version into opts.
210 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
212 PR tree-optimization/90869
213 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
214 converts in MEM_REF referencing decl rather than view converts
215 from decl type to MEM_REF type.
217 2019-06-13 Richard Biener <rguenther@suse.de>
219 PR tree-optimization/90856
220 * tree-sra.c (build_ref_for_model): Only use
221 build_reconstructed_reference when address-spaces are the same.
223 2019-06-13 Jakub Jelinek <jakub@redhat.com>
225 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
226 wrap ei variable name in the declaration in ()s.
227 (nvptx_single): Actually use mode_label variable. Formatting fix.
229 2019-06-13 Richard Biener <rguenther@suse.de>
231 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
232 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
233 also return the condition stmt.
234 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
235 loop we can version and version that, reusing the loop version
236 created by if-conversion instead of versioning again.
238 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
240 * gimple-loop-versioning.cc (prune_loop_conditions): Use
242 * tree-vrp (value_range_base::may_contain_p): Call into
244 (value_inside_range): Make private inside value_range_base class.
245 Take min/max from *this.
246 (range_includes_p): Remove.
247 * tree-vrp.h (value_range_base): Add value_inside_range.
248 (range_includes_p): Remove.
249 (range_includes_zero_p): Call may_contain_p.
250 * vr-values.c (compare_range_with_value): Same.
252 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
254 * doc/extend.texi (ARC Function Attributes): Update info.
256 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
258 PR tree-optimization/89713
259 * doc/invoke.texi (-ffinite-loops): Document new option.
260 * common.opt (-ffinite-loops): New option.
261 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
262 IFN_GOACC_LOOP calls as necessary.
263 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
265 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
266 IFN_GOACC_LOOP call is not used.
267 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
269 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
272 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
273 compare_type is not with Pmode size, we will create an IV with
274 Pmode size with truncated use (i.e. converted to the correct type).
275 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
276 (vect_iv_limit_for_full_masking): New. Factored out of
277 vect_set_loop_condition_masked.
278 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
279 (vect_iv_limit_for_full_masking): Declare.
281 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
284 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
285 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
286 (get_alias_ptr_type_for_ptr_address): Likewise.
287 (add_iv_candidate_for_use): Add scaled index candidate if useful.
288 * tree-ssa-address.c (preferred_mem_scale_factor): New.
289 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
292 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
294 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
296 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
298 * common/config/pru/pru-common.c: New file.
299 * config.gcc: Add PRU target.
300 * config/pru/alu-zext.md: New file.
301 * config/pru/constraints.md: New file.
302 * config/pru/predicates.md: New file.
303 * config/pru/pru-opts.h: New file.
304 * config/pru/pru-passes.c: New file.
305 * config/pru/pru-pragma.c: New file.
306 * config/pru/pru-protos.h: New file.
307 * config/pru/pru.c: New file.
308 * config/pru/pru.h: New file.
309 * config/pru/pru.md: New file.
310 * config/pru/pru.opt: New file.
311 * config/pru/t-pru: New file.
312 * doc/extend.texi: Document PRU pragmas.
313 * doc/invoke.texi: Document PRU-specific options.
314 * doc/md.texi: Document PRU asm constraints.
316 2019-06-12 Martin Sebor <msebor@redhat.com>
319 * tree-pretty-print.c (dump_mem_ref): New function. Include
320 MEM_REF type in output when different size than operand.
321 (dump_generic_node): Move code to dump_mem_ref and call it.
323 2019-06-12 Martin Sebor <msebor@redhat.com>
325 PR tree-optimization/90662
326 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
329 2019-06-12 Tom de Vries <tdevries@suse.de>
331 PR tree-optimization/90009
332 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
334 2019-06-12 Martin Liska <mliska@suse.cz>
336 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
338 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
339 * mem-stats.h (mem_alloc_description::mem_alloc_description):
340 Do not sanitize created maps.
342 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
344 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
345 value_range::singleton_p.
346 * tree-vrp.c (value_range_constant_singleton): Remove.
347 * tree-vrp.h (value_range_constant_singleton): Remove.
348 * vr-values.c (vr_values::singleton): Use
349 value_range::singleton_p.
351 2019-06-12 Jakub Jelinek <jakub@redhat.com>
354 * cfgexpand.c (align_local_variable): Add really_expand argument,
355 don't SET_DECL_ALIGN if it is false.
356 (add_stack_var): Add really_expand argument, pass it through to
357 align_local_variable.
358 (expand_one_stack_var_1): Pass true as really_expand to
359 align_local_variable.
360 (expand_one_ssa_partition): Pass true as really_expand to
362 (expand_one_var): Pass really_expand through to add_stack_var.
364 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
366 * config/arm/iterators.md (VABAL): New int iterator.
367 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
368 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
371 2019-06-12 Martin Liska <mliska@suse.cz>
373 * value-prof.c (stream_out_histogram_value): Only first value
376 2019-06-12 Jakub Jelinek <jakub@redhat.com>
379 * symtab.c (symtab_node::set_section): Allow being called on aliases
380 as long as they aren't analyzed yet.
382 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
384 * config/mips/mips.c (mips_final_postscan_insn): Modify call
385 to `mips_set_text_contents_type' to indicate whether a
386 non-debug insn follows.
388 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
390 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
391 enabling -mpcrel by default.
392 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
393 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
394 that the test against -mcpu=future is done first. Then test if
395 -mprefixed-addr is on for -mpcrel.
396 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
398 2019-06-11 Jakub Jelinek <jakub@redhat.com>
401 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
404 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
406 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
408 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
410 PR c++/90449 - add -Winaccessible-base option.
411 * doc/invoke.texi (Winaccessible-base): Document.
413 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
415 PR tree-optimization/62041
416 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
418 2019-06-11 Jason Merrill <jason@redhat.com>
420 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
421 * tree.c (get_tree_code_name): Likewise.
422 * print-tree.c (print_node): Only briefly print a node with an
425 2019-06-11 Jakub Jelinek <jakub@redhat.com>
428 * trans-mem.c (tm_memopt_compute_available): Add assertion
429 that blocks is not empty. Formatting fix.
431 2019-06-11 Martin Liska <mliska@suse.cz>
434 * hash-table.h: Extend create_gcc, add one parameter
435 that is passed into hash_table::hash_table.
437 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
439 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
441 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
442 Emit clobber also for non-sse operations.
443 (ix86_split_fp_absneg_operator): New function.
444 * config/i386/i386.md (SSEMODEF): New mode iterator.
445 (ssevecmodef): New mode attribute.
446 (<code>tf2): Use absneg code iterator.
447 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
448 Add three-operand AVX alternatives.
449 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
450 Use absneg code iterator and X87MODEF mode iterator.
451 (absneg fp_reg non-sse splitter): Call absneg code iterator
452 and X87MODEF mode iterator.
453 (absneg general_reg non-sse splitter): Use absneg code iterator
454 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
455 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
456 code iterator. Add three-operand AVX alternative.
457 (absneg sse_reg splitter): Use absneg code iterator
458 and SSEMODEF mode iterator. Handle AVX operands.
459 (absneg fp_reg splitter): Use absneg code iterator
460 and MODEF mode iterator.
461 (absneg general_reg splitter): Merge splitters using MODEF mode
462 iterator. Use absneg code iterator. Call
463 ix86_split_fp_absneg_operator.
464 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
465 Do not enable for non-sse modes before reload.
468 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
469 ssevecmodef mode attribute instaed of CSGNVMODE.
470 (copysign<mode>3_const): Ditto.
471 (copysign<mode>3_var): Ditto.
472 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
473 Use absneg code iterator. Simplify code using std::swap.
474 * config/i386/predicates.md (absneg_operator): Remove.
476 2019-06-10 Martin Sebor <msebor@redhat.com>
478 * gimple-fold.c (get_range_strlen): Update comment that didn't
479 make it into r267503 or related commits.
481 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
483 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
484 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
486 2019-06-10 Jakub Jelinek <jakub@redhat.com>
488 * tree.def (OMP_SCAN): New tree code.
489 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
490 OMP_CLAUSE_EXCLUSIVE.
491 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
492 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
493 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
494 OMP_CLAUSE_{IN,EX}CLUSIVE.
495 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
496 * tree-nested.c (convert_nonlocal_reference_stmt,
497 convert_local_reference_stmt, convert_gimple_call): Handle
499 * tree-pretty-print.c (dump_omp_clause): Handle
500 OMP_CLAUSE_{IN,EX}CLUSIVE.
501 (dump_generic_node): Handle OMP_SCAN.
502 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
503 * gimple.h (gomp_scan): New type.
504 (is_a_helper <gomp_scan *>::test,
505 is_a_helper <const gomp_scan *>::test): New templates.
506 (gimple_build_omp_scan): Declare.
507 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
508 gimple_omp_scan_set_clauses): New inline functions.
509 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
510 * gimple.c (gimple_build_omp_scan): New function.
511 (gimple_copy): Handle GIMPLE_OMP_SCAN.
512 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
513 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
514 GIMPLE_OMP_TASKGROUP.
515 (dump_gimple_omp_scan): New function.
516 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
517 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
518 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
519 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
520 (is_gimple_stmt): Handle OMP_SCAN.
521 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
522 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
523 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
524 mentioned in nested #pragma omp scan. Handle
525 OMP_CLAUSE_{IN,EX}CLUSIVE.
526 (gimplify_expr): Handle OMP_SCAN.
527 * omp-low.c (check_omp_nesting_restrictions): For parent context,
528 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
530 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
533 2019-06-10 Martin Liska <mliska@suse.cz>
535 * ipa-cp.c (ignore_edge_p): New function.
536 (build_toporder_info): Use it.
537 * ipa-inline.c (ignore_edge_p): New function.
538 (inline_small_functions): Use it.
539 * ipa-pure-const.c (ignore_edge_for_nothrow):
540 Verify opt_for_fn for caller and callee.
541 (ignore_edge_for_pure_const): Likewise.
542 * ipa-reference.c (ignore_edge_p): Extend to check
544 * ipa-utils.c (searchc): Refactor.
545 * ipa-utils.h: Fix coding style.
547 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
549 * config/arc/arc.c (arc_rtx_costs): Update costs.
551 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
553 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
554 (arc_split_ior): Likewise.
555 (arc_check_mov_const): Likewise.
556 (arc_split_mov_const): Likewise.
557 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
558 (arc_rtx_costs): Replace check Crr with Cax constraint.
559 (prepare_move_operands): Cleanup, remove unused code.
560 (arc_split_ior): New function.
561 (arc_check_ior_const): Likewise.
562 (arc_split_mov_const): Likewise.
563 (arc_check_mov_const): Likewise.
564 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
565 in define_insn_and_split pattern.
567 (mulsi3_v2): Add new matching variant.
568 (andsi3_i): Cleanup pattern.
569 (rotrsi3_cnt1): Update pattern.
570 (rotrsi3_cnt8): New pattern.
571 (ashlsi2_cnt8): Likewise.
572 (ashlsi2_cnt16): Likewise.
573 * config/arc/constraints.md (C0p): Update constraint.
578 2019-06-10 Martin Liska <mliska@suse.cz>
580 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
582 (sem_item_optimizer::dump_cong_classes):
583 Print how many items are in a non-singular class. Improve
586 2019-06-10 Martin Liska <mliska@suse.cz>
588 * value-prof.c (dump_histogram_value): Change dump format.
589 (gimple_mod_subtract_transform): Remove legacy comment.
591 2019-06-10 Martin Liska <mliska@suse.cz>
593 * value-prof.c (dump_histogram_value): Print histogram values
596 2019-06-10 Martin Liska <mliska@suse.cz>
598 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
599 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
600 * ipa-profile.c (ipa_profile_generate_summary):
601 Use get_most_common_single_value.
602 * tree-profile.c (gimple_init_gcov_profiler):
603 Instrument with __gcov_one_value_profiler_v2
604 and __gcov_indirect_call_profiler_v4.
605 * value-prof.c (dump_histogram_value):
606 Print all values for HIST_TYPE_SINGLE_VALUE.
607 (stream_out_histogram_value): Update assert for
609 (stream_in_histogram_value): Set number of
610 counters for HIST_TYPE_SINGLE_VALUE.
611 (get_most_common_single_value): New.
612 (gimple_divmod_fixed_value_transform):
613 Use get_most_common_single_value.
614 (gimple_ic_transform): Likewise.
615 (gimple_stringops_transform): Likewise.
616 (gimple_find_values_to_profile): Set number
617 of counters for HIST_TYPE_SINGLE_VALUE.
618 * value-prof.h (get_most_common_single_value):
621 2019-06-10 Martin Liska <mliska@suse.cz>
623 * hash-map.h: Pass default value to hash_table ctor.
624 * hash-table.h: Add default value to call of a ctor.
626 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
628 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
629 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
631 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
634 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
635 Call pa_output_function_label.
636 (TARGET_ASM_FUNCTION_PROLOGUE): define.
637 * config/pa/pa-protos.h (pa_output_function_label): Declare.
638 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
640 (pa_linux_output_function_prologue): Declare.
641 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
642 (pa_output_function_label): New.
643 (pa_output_function_prologue): Revise to use pa_output_function_label.
644 (pa_linux_output_function_prologue): New.
645 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
647 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
649 * tree-vrp.h (value_range_base::intersect): New.
650 (value_range::intersect_helper): Move from here...
651 (value_range_base::intersect_helper): ...to here.
652 * tree-vrp.c (value_range::intersect_helper): Rename to...
653 (value_range_base::intersect_helper): ...this, and rewrite to
654 return a value instead of modifying THIS in place.
655 Also, move equivalence handling...
656 (value_range::intersect): ...here, while calling intersect_helper.
657 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
659 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
661 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
663 2019-06-07 Jakub Jelinek <jakub@redhat.com>
665 * Makefile.in (genprogerr): Add condmd.
666 (genprog): Remove it here.
668 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
670 * doc/invoke.texi (AMD GCN Options): Add gfx906.
672 2019-06-07 Richard Biener <rguenther@suse.de>
675 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
676 that appear after user labels.
678 2019-06-07 Martin Liska <mliska@suse.cz>
680 * cselib.c (cselib_init): Disable hash table
682 * hash-set.h: Pass new default argument to m_table.
683 * hash-table.c: Add global variable with hash table
685 * hash-table.h (Allocator>::hash_table): Add new argument
687 (hashtab_chk_error): New.
688 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
689 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
690 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
692 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
694 * common.opt (flto-odr-type-merging): Ignore.
695 * invoke.texi (-flto-odr-type-merging): Remove.
696 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
697 (can_be_vtable_hashed_p): Remove.
698 (hash_odr_vtable): Remove.
699 (odr_vtable_hasher::hash): Remove.
700 (types_same_for_odr): Remove.
701 (types_odr_comparable): Remove.
702 (odr_vtable_hasher::equal): Remove.
703 (odr_vtable_hash_type, odr_vtable_hash): Remove.
704 (add_type_duplicate): Do not synchronize vtable and name hashtables.
705 (get_odr_type): Do not use vtable hash.
706 (dump_odr_type): Remove commented out code.
707 (build_type_inheritance_graph): Do not allocate vtable hash.
708 (rebuild_type_inheritance_graph): Do not delete vtable hash.
709 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
710 (odr_type_p): Likewise.
711 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
714 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
716 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
717 immediately after same_types_for_tbaa_p returns -1 and continue
718 looking for possible exact match; if matching types are arrays
719 watch for partial overlaps.
720 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
721 (indirect_refs_may_alias_p): Do type based disambiguation first;
724 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
726 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
728 2019-06-07 Martin Liska <mliska@suse.cz>
730 * doc/invoke.texi: Remove param.
731 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
733 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
734 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
735 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
736 * profile.c (instrument_values): Remove
737 HIST_TYPE_INDIR_CALL_TOPN.
738 * tree-profile.c (init_ic_make_global_vars):
739 Always build __gcov_indirect_call only.
740 (gimple_init_gcov_profiler): Remove usage
741 of PARAM_INDIR_CALL_TOPN_PROFILE.
742 (gimple_gen_ic_profiler): Likewise.
743 * value-prof.c (dump_histogram_value): Likewise.
744 (stream_in_histogram_value): Likewise.
745 (gimple_indirect_call_to_profile): Likewise.
746 (gimple_find_values_to_profile): Likewise.
747 * value-prof.h (enum hist_type): Likewise.
749 2019-06-07 Martin Liska <mliska@suse.cz>
751 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
754 2019-06-07 Martin Liska <mliska@suse.cz>
756 PR tree-optimization/78902
757 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
758 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
759 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
760 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
761 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
762 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
763 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
764 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
765 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
766 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
767 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
768 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
769 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
771 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
772 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
773 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
774 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
775 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
776 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
777 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
778 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
779 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
780 warn_unused_result attribute.
781 (BUILT_IN_STRDUP): Likewise.
782 (BUILT_IN_STRNDUP): Likewise.
783 (BUILT_IN_ALLOCA): Likewise.
784 (BUILT_IN_CALLOC): Likewise.
785 (BUILT_IN_MALLOC): Likewise.
786 (BUILT_IN_REALLOC): Likewise.
788 2019-06-06 Jim Wilson <jimw@sifive.com>
791 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
792 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
793 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
795 2019-06-06 Martin Sebor <msebor@redhat.com>
797 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
798 (handle_builtin_malloc): Remove trailing spaces.
799 (handle_builtin_memset): Same.
800 (handle_builtin_memcmp): Same.
801 (compute_string_length): Same.
802 (determine_min_objsize): Same.
803 (handle_builtin_string_cmp): Same.
804 (handle_char_store): Same. Break up excessively long line.
806 2019-06-06 Martin Jambor <mjambor@suse.cz>
808 * tree-sra.c (build_reconstructed_reference): Drop the alignment
811 2019-06-06 Martin Jambor <mjambor@suse.cz>
813 * tree-sra.c (struct access): New field grp_same_access_path.
814 (dump_access): Dump it.
815 (build_reconstructed_reference): New function.
816 (build_ref_for_model): Use it if possible.
817 (path_comparable_for_same_access): New function.
818 (same_access_path_p): Likewise.
819 (sort_and_splice_var_accesses): Set the new flag.
820 (analyze_access_subtree): Likewise.
821 (propagate_subaccesses_across_link): Propagate zero value of the new
822 flag down the access tree.
824 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
826 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
827 * config/gcn/gcn.opt (gpu_type): Add gfx906.
828 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
829 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
832 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
834 PR tree-optimization/90332
835 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
836 Handle VALS containing two vectors.
837 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
839 (@aarch64_combinez<mode>): ... This.
840 (*aarch64_combinez_be<mode>): Rename to...
841 (@aarch64_combinez_be<mode>): ... This.
842 (vec_init<mode><Vhalf>): New define_expand.
843 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
845 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
847 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
848 library functions only when not optimizing for size.
855 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
857 PR rtl-optimization/88751
858 * ira.c (ira): Use the number of the actually referenced registers
859 when calculating the threshold.
861 2019-06-06 Jakub Jelinek <jakub@redhat.com>
863 * configure: Regenerate.
865 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
867 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
868 register if it is in memory, so the shift can be emulated with a rotate
873 2019-06-06 Martin Liska <mliska@suse.cz>
875 PR tree-optimization/87954
876 * match.pd: Simplify mult where both arguments are 0 or 1.
878 2019-06-06 Richard Biener <rguenther@suse.de>
880 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
881 put equivalences on UNDEFINED ranges.
882 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
883 Make sure to drop defs of stmts added during simplification
886 2019-06-06 Richard Biener <rguenther@suse.de>
888 * tree-ssa-structalias.c: Include tree-cfg.h.
889 (make_heapvar): Do not make heap vars artificial.
890 (find_func_aliases_for_builtin_call): Handle stack allocation
892 (find_func_aliases): Delay processing of simple enough returns
894 (set_uids_in_ptset): Adjust.
895 (find_what_var_points_to): Likewise.
896 (solve_constraints): Do not dump points-to sets here.
897 (compute_points_to_sets): Post-process return statements,
898 amending the escaped solution. Dump points-to sets afterwards.
899 (ipa_pta_execute): Dump points-to sets.
901 2019-06-06 Martin Liska <mliska@suse.cz>
904 * doc/install.texi: Fix HTML headers and
905 titles for 'Installing GCC' pages.
907 2019-06-06 Martin Liska <mliska@suse.cz>
909 * ipa-icf-gimple.h (dump_message_1): Remove.
910 (dump_message): Likewise.
911 (return_false_with_message_1): Print also file.
912 (return_false_with_msg): Likewise.
913 (return_with_result): Likewise.
914 (return_with_debug): Likewise.
915 * ipa-icf.c (sem_function::equals_private): Remove call
918 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
920 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
921 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
922 memory operand for it.
923 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
925 2019-06-05 Martin Sebor <msebor@redhat.com>
927 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
928 Adjust quoting and hyphenation.
929 * convert.c (convert_to_real_1): Same.
930 * gcc.c (driver_wrong_lang_callback): Same.
931 (driver::handle_unrecognized_options): Same.
932 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
933 * opts-common.c (cmdline_handle_error): Same.
934 (read_cmdline_option): Same.
935 * opts-global.c (complain_wrong_lang): Same.
936 (print_ignored_options): Same.
937 (handle_common_deferred_options): Same.
938 * pretty-print.h: Same.
939 * print-rtl.c (debug_bb_n_slim): Same.
940 * sched-rgn.c (make_pass_sched_fusion): Same.
941 * tree-cfg.c (verify_gimple_assign_unary): Same.
942 (verify_gimple_label): Same.
943 * tree-ssa-operands.c (verify_ssa_operands): Same.
944 * varasm.c (do_assemble_alias): Same.
945 (assemble_alias): Same.
947 2019-06-05 Richard Henderson <rth@twiddle.net>
949 * config/alpha/alpha.c (direct_return): Move down after
950 struct machine_function definition; use saved frame_size;
952 (struct machine_function): Add sa_mask, sa_size, frame_size.
953 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
954 (alpha_compute_frame_layout): ... new function.
955 (TARGET_COMPUTE_FRAME_LAYOUT): New.
956 (alpha_initial_elimination_offset): Use saved sa_size.
957 (alpha_vms_initial_elimination_offset): Likewise.
958 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
959 (alpha_expand_prologue): Use saved frame data. Merge integer
960 and fp register save loops.
961 (alpha_expand_epilogue): Likewise.
962 (alpha_start_function): Use saved frame data.
963 * config/alpha/alpha-protos.h (direct_return): Update.
964 (alpha_sa_size): Remove.
966 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
968 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
969 multiplication by a power-of-two value.
970 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
971 and turn the modulo operation into a masking operation.
973 2019-06-05 Jakub Jelinek <jakub@redhat.com>
976 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
977 with VOIDmode inner operands.
979 2019-06-05 Richard Biener <rguenther@suse.de>
982 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
983 turn an expression graph into a tree.
985 2019-06-05 Jakub Jelinek <jakub@redhat.com>
987 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
989 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
990 treat it like explicit monotonic schedule modifier.
991 (expand_omp_for): Initialize has_lastprivate_conditional.
992 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
995 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
996 references, lookup in in hash map MEM_REF operand instead of the
998 (lower_omp_1): When looking for lastprivate conditional assignments,
999 handle MEM_REFs with REFERENCE_TYPE operands.
1001 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
1002 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
1003 and references a VLA. Handle references to non-VLAs if is_simd
1004 all privatization clauses like reductions.
1005 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
1006 If omp_is_reference, use always omp simd arrays and set
1007 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
1008 fails, emit reference initialization.
1010 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
1013 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
1014 _mm_mask_fpclass_sd_mask): New intrinsics.
1015 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
1016 * config/i386/i386-builtin.def
1017 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
1019 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
1020 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
1021 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
1022 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
1023 case QI_FTYPE_V2SF_INT): Ditto.
1024 * config/i386/sse.md
1025 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
1026 Extended to insnstructions with mask operands.
1028 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1030 * config/rs6000/constraints.md (define_register_constraint "wp"):
1032 (define_register_constraint "wq"): Delete.
1033 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1034 (rs6000_init_hard_regno_mode_ok): Adjust.
1035 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1036 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
1037 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
1038 (define_mode_attr VSa): Delete.
1039 (define_mode_attr VSisa): New.
1040 (rest of file): Adjust.
1041 * doc/md.texi (Machine Constraints): Adjust.
1043 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1045 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
1046 (define_attr "enabled"): Handle those new isa values.
1048 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1050 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
1051 (define_mode_attr VSr5): Delete.
1052 (define_mode_attr VStype_sqrt): Delete.
1053 (define_mode_iterator VSX_SPDP): Delete.
1054 (define_mode_attr VS_spdp_res): Delete.
1055 (define_mode_attr VS_spdp_insn): Delete.
1056 (define_mode_attr VS_spdp_type): Delete.
1057 (*vsx_sqrt<mode>2): Adjust.
1058 (vsx_<VS_spdp_insn>): Delete, split to...
1059 (vsx_xscvdpsp): ... this. New. And...
1060 (vsx_xvcvspdp): ... this. New. And...
1061 (vsx_xvcvdpsp): ... this. New.
1063 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1065 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
1067 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
1068 (rest of file): Adjust.
1070 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1072 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
1073 (vsx_extract_<mode>_var): Ditto.
1075 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1077 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
1080 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1082 * config/rs6000/constraints.md (define_register_constraint "ww"):
1084 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1085 (rs6000_init_hard_regno_mode_ok): Adjust.
1086 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1087 RS6000_CONSTRAINT_ww.
1088 * config/rs6000/rs6000.md: Adjust.
1089 * config/rs6000/vsx.md: Adjust.
1090 * doc/md.texi (Machine Constraints): Adjust.
1092 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1094 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
1095 (define_mode_attr sd): New.
1096 (define_mode_attr s): New.
1097 (define_mode_attr Ftrad): Delete.
1098 (define_mode_attr Fvsx): Delete.
1099 (define_mode_attr Fs): Delete.
1100 (rest of file): Use the new mode attributes.
1101 * config.rs6000/vsx.md: Use the new mode attributes.
1103 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1105 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
1108 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1110 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
1111 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
1112 used with VSX_B, VSX_D, or VSX_F, with just "wa".
1114 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
1117 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
1118 C++ with strict ANSI requirements.
1120 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
1122 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
1123 computations when step is 1.
1125 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1127 * config/rs6000/constraints.md (define_register_constraint "wf"):
1129 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1130 (rs6000_init_hard_regno_mode_ok): Adjust.
1131 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1132 RS6000_CONSTRAINT_wf.
1133 * config/rs6000/rs6000.md: Adjust.
1134 * config/rs6000/vsx.md: Adjust.
1135 * doc/md.texi (Machine Constraints): Adjust.
1137 2019-06-04 Andrew Pinski <apinski@marvell.com>
1139 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
1142 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1144 * config/rs6000/constraints.md (define_register_constraint "wd"):
1146 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1147 (rs6000_init_hard_regno_mode_ok): Adjust.
1148 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1149 RS6000_CONSTRAINT_wd.
1150 * config/rs6000/rs6000.md: Adjust.
1151 * config/rs6000/vsx.md: Adjust.
1152 * doc/md.texi (Machine Constraints): Adjust.
1154 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1156 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
1157 (rest of file): Adjust.
1159 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1161 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
1162 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
1163 (vsx_splat_<mode>_reg): Adjust.
1165 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1167 * config/rs6000/constraints.md (define_register_constraint "ws"):
1169 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1170 (rs6000_init_hard_regno_mode_ok): Adjust.
1171 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1172 RS6000_CONSTRAINT_ws.
1173 * config/rs6000/rs6000.md: Adjust.
1174 * config/rs6000/vsx.md: Adjust.
1175 * doc/md.texi (Machine Constraints): Adjust.
1177 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1179 * config/rs6000/constraints.md (define_register_constraint "wv"):
1181 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1182 (rs6000_init_hard_regno_mode_ok): Adjust.
1183 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1184 RS6000_CONSTRAINT_wv.
1185 * config/rs6000/rs6000.md: Adjust.
1186 * config/rs6000/vsx.md: Adjust.
1187 * doc/md.texi (Machine Constraints): Adjust.
1189 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
1191 * config/rs6000/constraints.md (define_register_constraint "wi"):
1193 (define_register_constraint "wt"): Delete.
1194 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1195 (rs6000_init_hard_regno_mode_ok): Adjust.
1196 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1197 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
1198 * config/rs6000/rs6000.md: Adjust.
1199 * config/rs6000/vsx.md: Adjust.
1200 * doc/md.texi (Machine Constraints): Adjust.
1202 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1204 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1206 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1207 default_elf_asm_output_external.
1209 2019-06-04 Martin Liska <mliska@suse.cz>
1211 * ipa-icf.c (INCLUDE_LIST): Remove.
1212 (sem_item_optimizer::execute): Remove call to init_wpa.
1213 * ipa-icf.h (init_wpa): Remove.
1215 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1217 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1218 conditional on combined for simd.
1219 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1221 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1222 constructs, don't remove lastprivate_conditional_map, but instead set
1223 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1224 to parent construct temporaries.
1225 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1226 like !ctx->lastprivate_conditional_map.
1227 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1228 use up->outer context instead of up.
1229 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1230 gimple_omp_for_combined_p.
1231 (expand_omp_for_static_nochunk): Likewise.
1232 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1233 probably moved over into expand_omp_for_generic rather than being copied
1236 2019-06-04 Martin Liska <mliska@suse.cz>
1238 * value-prof.c (dump_histogram_value): Fix typo.
1239 (gimple_mod_subtract_transform): Likewise.
1241 2019-06-04 Richard Biener <rguenther@suse.de>
1244 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1245 (tree_contains_chrecs): Likewise.
1246 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1247 exponential behaivor from ...
1248 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1250 (expression_expensive_p): Avoid exponential behavior and compute
1251 expanded size, rejecting any expansion.
1252 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1253 (idx_contains_abnormal_ssa_name_p): Likewise.
1254 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1255 (contains_abnormal_ssa_name_p): Simplify and use
1256 walk_tree_without_duplicates.
1258 2019-06-04 Richard Biener <rguenther@suse.de>
1260 PR tree-optimization/90738
1262 2019-06-03 Richard Biener <rguenther@suse.de>
1264 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1265 full reference tree and record in ref->ref.
1266 (vn_reference_lookup_3): Pass in original ref to
1267 ao_ref_init_from_vn_reference.
1268 (vn_reference_lookup): Likewise.
1269 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1270 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1271 Handle non-decl bases in the original reference.
1273 2019-06-04 Martin Liska <mliska@suse.cz>
1275 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1276 number of references.
1277 (sem_item_optimizer::do_congruence_step):
1278 (sem_item_optimizer::worklist_push): Dump how references
1280 (sem_item_optimizer::worklist_pop): Use heap.
1281 (sem_item_optimizer::process_cong_reduction): Likewise.
1282 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1284 2019-06-04 Martin Liska <mliska@suse.cz>
1286 * ipa-icf.h (struct sem_usage_pair_hash): New.
1287 (sem_usage_pair_hash::hash): Likewise.
1288 (sem_usage_pair_hash::equal): Likewise.
1289 (struct sem_usage_hash): Likewise.
1290 * ipa-icf.c (sem_item::sem_item): Initialize
1291 referenced_by_count.
1292 (sem_item::add_reference): Register a reference
1293 in ref_map and not in target->usages.
1294 (sem_item::setup): Remove initialization of
1296 (sem_item::~sem_item): Remove usage of dead vectors.
1297 (sem_item::dump): Remove dump of references.
1298 (sem_item_optimizer::sem_item_optimizer): Initialize
1300 (sem_item_optimizer::read_section): Remove useless
1302 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1303 (sem_item_optimizer::build_graph): Pass m_references
1305 (sem_item_optimizer::verify_classes): Remove usage of dead
1307 (sem_item_optimizer::traverse_congruence_split): Return true
1308 when a class is split.
1309 (sem_item_optimizer::do_congruence_step_for_index): Use
1310 hash_map for look up of (sem_item *, index). That brings
1311 significant speed up.
1312 (sem_item_optimizer::do_congruence_step): Return true
1313 when a split is done.
1314 (congruence_class::is_class_used): Use referenced_by_count.
1316 2019-06-04 Alan Modra <amodra@gmail.com>
1319 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1322 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1324 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1325 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1326 (rs6000_secondary_reload_simple_move): Adjust.
1327 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1328 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1329 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1332 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1333 (floatunssi<mode>2_lfiwzx): Adjust.
1334 (fix_trunc<mode>si2_stfiwx): Adjust.
1335 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1336 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1337 (mfpgpr): Mark as deprecated.
1338 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1339 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1340 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1342 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1344 * config/rs6000/constraints.md (define_register_constraint "wg"):
1346 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1347 RS6000_CONSTRAINT_wg.
1348 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1349 (rs6000_init_hard_regno_mode_ok): Adjust.
1350 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1351 Delete "wg" alternatives.
1352 * doc/md.texi (Machine Constraints): Adjust.
1354 2019-06-03 Alan Modra <amodra@gmail.com>
1356 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1357 (get_uncond_jump_length): Assert length less than INT_MAX and
1360 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1363 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1365 (expand_builtin_nonlocal_goto): Likewise.
1367 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1369 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1370 (aarch64_asm_output_external): Declare.
1371 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1372 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1373 (aarch64_asm_output_alias): New.
1374 (aarch64_asm_output_external): New.
1375 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1376 (ASM_OUTPUT_EXTERNAL): Define.
1378 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1379 * tree-vrp.h (value_range_base::nonzero_p): New.
1380 (value_range_base::set_nonnull): Rename to...
1381 (value_range_base::set_nonzero): ...this.
1382 (value_range_base::set_null): Rename to...
1383 (value_range_base::set_zero): ...this.
1384 (value_range::set_nonnull): Remove.
1385 (value_range::set_null): Remove.
1386 * tree-vrp.c (range_is_null): Remove.
1387 (range_is_nonnull): Remove.
1388 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1389 instead of range_is_*null.
1390 (extract_range_from_unary_expr): Same.
1391 (value_range_base::set_nonnull): Rename to...
1392 (value_range_base::set_nonzero): ...this.
1393 (value_range::set_nonnull): Remove.
1394 (value_range_base::set_null): Rename to...
1395 (value_range_base::set_zero): ...this.
1396 (value_range::set_null): Remove.
1397 (extract_range_from_binary_expr): Rename set_*null uses to
1399 (extract_range_from_unary_expr): Same.
1400 (union_helper): Same.
1401 * vr-values.c (get_value_range): Use set_*zero instead of
1403 (vr_values::extract_range_from_binary_expr): Same.
1404 (vr_values::extract_range_basic): Same.
1406 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1409 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1411 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1413 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1414 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1415 (aarch64_<su>abd<mode>_3): ... This.
1416 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1418 2019-06-03 Richard Biener <rguenther@suse.de>
1420 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1421 full reference tree and record in ref->ref.
1422 (vn_reference_lookup_3): Pass in original ref to
1423 ao_ref_init_from_vn_reference.
1424 (vn_reference_lookup): Likewise.
1425 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1426 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1427 Handle non-decl bases in the original reference.
1429 2019-06-03 Martin Liska <mliska@suse.cz>
1431 * doc/generic.texi: Remove Java Trees.
1433 2019-06-03 Martin Liska <mliska@suse.cz>
1435 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1436 returns 0 when operands are equal.
1438 2019-06-03 Richard Biener <rguenther@suse.de>
1440 PR tree-optimization/90716
1441 * tree-loop-distribution.c (destroy_loop): Process blocks in
1444 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1447 * vector-builder.h (vector_builder::count_dups): New method.
1448 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1450 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1451 (vec_init<mode><Vel>): New pattern.
1452 * config/aarch64/aarch64.c (emit_insr): New function.
1453 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1454 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1455 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1456 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1458 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1460 PR tree-optimization/90681
1461 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1462 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1463 special case for SLP, but fail on non-groupped loads.
1465 2019-06-03 Martin Liska <mliska@suse.cz>
1467 * cfg.c (debug): Use TDF_DETAILS for debug and
1468 print edge info only once.
1470 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1473 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1475 2019-06-01 Martin Sebor <msebor@redhat.com>
1478 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1480 2019-05-31 Jan Hubicka <jh@suse.cz>
1482 * alias.c: Include ipa-utils.h.
1483 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1484 * ipa-devirt.c (prevailing_odr_type): New.
1485 * ipa-utils.h (previaling_odr_type): Declare.
1487 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1488 Hongtao Liu <hongtao.liu@intel.com>
1491 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1492 NOTE_INSN_DELETED_LABEL check.
1494 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1495 Robert Suchanek <robert.suchanek@mips.com>
1497 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1498 and 3rd operands of the fmadd/fmsub/maddv builtin.
1500 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1502 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1503 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1504 on OMP_SIMD if not nested inside of worksharing loop that also has
1505 lastprivate conditional clause for the same decl.
1506 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1507 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1509 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1511 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1513 (lower_lastprivate_clauses): Likewise.
1514 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1515 calling lower_rec_input_clauses.
1516 (lower_omp_for): Likewise.
1517 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1518 clause on simd construct.
1519 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1520 OMP_CLAUSE__CONDTEMP_ clause is present.
1522 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1525 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1528 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1529 TEX_D32, TEX_D64 or TEX_D128.
1531 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1533 * match.pd (~(vec?cst1:cst2)): New transformation.
1535 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1537 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1538 ((size_t)(A /[ex] B) CMP C): New transformation.
1540 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1542 * doc/md.texi: Document define_insn_and_rewrite.
1543 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1544 * gensupport.c (queue_elem): Update comment.
1545 (replace_operands_with_dups): New function.
1546 (gen_rewrite_sequence): Likewise.
1547 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1548 * read-rtl.c (apply_subst_iterator): Likewise.
1549 (add_condition_to_rtx, named_rtx_p): Likewise.
1550 (rtx_reader::read_rtx_operand): Likewise.
1551 * config/aarch64/aarch64-sve.md
1552 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1553 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1554 define_insn_and_rewrite.
1555 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1556 Remove separate define_split.
1558 2019-05-31 Jan Hubicka <jh@suse.cz>
1560 * tree-ssa-alias.c (type_has_components_p): New function.
1561 (aliasing_component_refs_p): Use it.
1563 2019-05-31 Martin Liska <mliska@suse.cz>
1565 * gdbhooks.py: Add const_tree to TreePrinter.
1567 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1570 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1571 * doc/invoke.texi (Debugging Options): Document new default of
1572 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1574 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1576 PR tree-optimization/90671
1577 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1578 template_block used to be empty on the first call, don't use
1579 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1580 seq with bb_seq and set it with set_bb_seq.
1582 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1584 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1586 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1587 Michael Meissner <meissner@linux.ibm.com>
1589 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1590 (prefixed_mem_operand): Likewise.
1591 (non_prefixed_mem_operand): Likewise.
1592 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1594 * config/rs6000/rs6000.c (print_operand_address): Handle
1595 PC-relative addresses.
1596 (mode_supports_prefixed_address_p): New function.
1597 (rs6000_prefixed_address): New function.
1598 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1599 (SYMBOL_REF_PCREL_P): Likewise.
1601 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1603 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1604 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1605 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1606 is nested inside of parallel region, add _condtemp_ clause to both.
1607 * tree-nested.c (convert_nonlocal_omp_clauses,
1608 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1610 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1612 * omp-general.c (omp_extract_for_data): Compute it.
1613 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1614 (lower_rec_input_clauses): Likewise.
1615 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1616 clause is already present, just add one further one after it.
1617 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1618 (lower_send_shared_vars): Clear _condtemp_ vars.
1619 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1620 or section or taskgroup.
1621 * omp-expand.c (determine_parallel_type): Disallow combining only if
1622 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1623 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1624 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1625 expand_omp_for_static_chunk, expand_omp_for): Use
1626 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1627 determine if a special set of API routines are needed and if condtemp
1628 needs to be initialized, while always initialize cond_var if
1629 fd->lastprivate_conditional is non-zero.
1631 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1632 Michael Meissner <meissner@linux.ibm.com>
1634 * config/rs6000/constraints.md (eI): New constraint.
1635 * config/rs6000/predicates.md (cint34_operand): New predicate.
1636 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1637 (SIGNED_34BIT_OFFSET_P): Likewise.
1638 * doc/md.texi (eI): Document constraint.
1640 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1642 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1644 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1645 Michael Meissner <meissner@linux.ibm.com>
1647 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1648 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1649 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1650 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1651 (OTHER_FUTURE_MASKS): Likewise.
1652 (POWERPC_MASKS): Likewise.
1653 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1654 specified without -mprefixed-addr or -mcpu=future. Error if
1655 -mprefixed-addr is specified without -mcpu=future.
1656 (rs6000_opt_masks): Add entry for prefixed-addr.
1657 * rs6000.opt (mprefixed-addr): New option.
1659 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1661 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1662 cfun->is_thunk check.
1664 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1666 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1669 2019-05-30 Martin Liska <mliska@suse.cz>
1671 * gdbinit.in: Fix 'ptc' command. Add trt
1672 that prints TREE_TYPE($).
1674 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1675 Alan Modra <amodra@gmail.com>
1677 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1679 (rs6000_indirect_call_template_1): ...and here.
1680 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1681 plt16_ha, plt16_lo, mtctr indirect calls. Use
1683 (rs6000_decl_ok_for_sibcall): New function.
1684 (rs6000_function_ok_for_sibcall): Refactor.
1685 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1686 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1687 when pcrel. Reorganize.
1688 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1689 * rs6000.h (rs6000_pltseq_enum): New enum.
1690 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1691 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1692 (*pltseq_plt16_ha): Likewise.
1693 (*pltseq_plt16_lo): Likewise.
1694 (*pltseq_mtctr): Likewise.
1695 (*pltseq_plt_pcrel): New insn.
1696 (*call_local_aix): Handle @notoc calls.
1697 (*call_value_local_aix): Likewise.
1698 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1699 (*call_value_nonlocal_aix): Likewise.
1700 (*call_indirect_pcrel): New insn.
1701 (*call_value_indirect_pcrel): Likewise.
1704 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1706 * config/i386/sse.md (*save_multiple<mode>): Rename from
1707 save_multiple<mode>.
1708 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1709 (*restore_multiple_and_return<mode>): Rename from
1710 restore_multiple_and_return<mode>.
1711 (*restore_multiple_leave_return<mode>): Rename from
1712 restore_multiple_leave_return<mode>.
1714 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1716 * config.gcc (rx-*-linux*): New target.
1717 * config/rx/elf.opt: New file.
1718 * config/rx/linux.h: Likewise.
1719 * config/rx/t-linux: Likewise.
1720 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1722 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1723 (ASM_APP_OFF): Likewise.
1724 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1727 2019-05-29 Jan Hubicka <jh@suse.cz>
1729 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1730 variants are pointer equivalent.
1732 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1734 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1735 * config/aarch64/aarch64-sve2.md: New file.
1736 (<u>avg<mode>3_floor): New pattern.
1737 (<u>avg<mode>3_ceil): Likewise.
1738 (*<sur>h<addsub><mode>): Likewise.
1739 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1740 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1742 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1745 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1746 for var_opt_string printing. In cl_optimization_print_diff, print
1747 (null) instead of invoking undefined behavior if one of the
1748 var_opt_string pointers is NULL and use && instead of first || in the
1749 guarding condition. For var_target_other options, handle const char *
1750 target variables similarly to const char * optimize node variables.
1752 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1754 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1755 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1756 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1757 Add autib1716 and pacib1716 initialisation.
1758 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1759 for autib1716 and pacib1716.
1760 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1761 aarch64_post_cfi_startproc): Define.
1762 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1763 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1764 aarch64_handle_pac_ret_protection): Set default sign key to A.
1765 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1766 aarch64_expand_prologue): Add check for b-key.
1767 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1768 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1769 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1770 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1771 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1772 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1773 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1774 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1775 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1776 pauth_hint_num_a with pauth_hint_num.
1777 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1778 pauth_hint_num_a with pauth_hint_num.
1779 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1780 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1781 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1782 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1783 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1784 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1785 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1786 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1787 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1788 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1789 UNSPEC_AUTIA1716 respectively.
1790 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1791 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1792 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1793 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1794 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1796 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1798 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1799 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1800 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1801 explicit clause on combined parallel into implicit shared clause.
1802 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1803 and firstprivate if the decl has one too from combined parallel to
1804 the worksharing construct.
1806 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1807 Michael Meissner <meissner@linux.ibm.com>
1809 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1811 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1813 * rtl.h (LABEL_REF_P): New #define.
1815 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1817 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1819 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1821 * internal-fn.c: Marked mask_load_direct as vectorizable.
1822 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1823 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1824 combined even if masks different with allow_slp_p param.
1825 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1826 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1827 dissolve SLP-only vectorizable groups when SLP has been discarded.
1828 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1829 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1831 (vect_build_slp_tree_1): Fixed comment typo.
1832 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1833 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1835 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1837 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1839 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1841 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1842 Remove obsolete use_thunk reference.
1843 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1844 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1845 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1846 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1847 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1848 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1849 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1850 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1851 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1853 2019-05-28 Nathan Sidwell <nathan@acm.org>
1855 * tree.h (IDENTIFIER_ANON_P): New.
1856 (anon_aggrname_format, anon_aggname_p): Don't declare.
1857 (make_anon_name): Declare.
1858 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1859 (hash_tree): Likewise.
1860 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1861 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1862 (anon_cnt, make_anon_name): New.
1864 2019-05-28 Martin Liska <mliska@suse.cz>
1867 * opts-global.c (decode_options): Print help for all
1868 help_option_arguments.
1869 * opts.c (print_help): Add new argument.
1870 (common_handle_option): Remember all values into
1871 help_option_arguments.
1872 * opts.h (print_help): Add new argument.
1874 2019-05-28 Martin Liska <mliska@suse.cz>
1877 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1878 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1879 (func_checker::compare_bb): Call compare_loops.
1881 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1883 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1884 on sections construct.
1885 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1887 (lower_omp_sections): Handle lastprivate conditional.
1888 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1889 lastprivate_conditional_map.
1890 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1892 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1893 critical, taskgroup and section regions when looking for a region
1894 with non-NULL lastprivate_conditional_map.
1896 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1898 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1899 (*ix86_gen_sub3): Ditto.
1900 (*ix86_gen_sub3_carry): Ditto.
1901 (*ix86_gen_one_cmpl2): Ditto.
1902 (*ix86_gen_andsp): Ditto.
1903 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1904 (gen_and2_insn): New static function.
1905 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1906 Use gen_add3_insn instead of ix86_gen_add3.
1907 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1908 instead of ix86_gen_add3.
1909 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1910 Use gen_sub3_insn instead of ix86_gen_sub3.
1911 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1912 instead of ix86_gen_add3.
1913 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1914 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1915 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1916 * config/i386/i386-options.c (ix86_option_override_internal):
1917 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1918 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1920 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1922 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1923 and DW_OP_GNU_const_index opcodes.
1925 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1927 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1929 2019-05-27 Richard Biener <rguenther@suse.de>
1931 PR tree-optimization/90637
1932 * tree-ssa-sink.c (statement_sink_location): Honor the
1933 computed sink location for single-uses.
1935 2019-05-27 Richard Biener <rguenther@suse.de>
1938 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1941 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1943 * config/i386/i386.md (@sub<mode>3_carry): Rename
1944 from sub<mode>3_carry.
1945 (@leave_<mode>): New expander.
1946 (*leave): Rename from leave.
1947 (*leave_rex64): Rename from leave_rex64.
1948 (@monitorx_<mode>): Rename from monitorx_<mode>.
1949 (@clzero_<mode>): Rename from clzero_<mode>.
1950 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1951 from sse3_monitor_<mode>.
1952 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1953 (*ix86_gen_leave): Ditto.
1954 (*ix86_gen_monitor): Ditto.
1955 (*ix86_gen_monitorx): Ditto.
1956 (*ix86_gen_clzero): Ditto.
1957 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1958 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1959 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1960 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1961 Use gen_sse3_monitor instead of ix86_gen_monitor.
1962 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1963 instead of ix86_gen_monitorx.
1964 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1965 instead of ix86_gen_clzero.
1966 * config/i386/i386-options.c (ix86_option_override_internal):
1967 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1968 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1970 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1973 Rename from tls_global_dynamic_64_<mode>.
1974 (@tls_local_dynamic_base_64_<mode>): Rename from
1975 tls_local_dynamic_base_64_<mode>.
1976 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1977 Remove indirect function.
1978 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1979 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1980 instead of ix86_gen_tls_global_dynamic_64.
1981 Use gen_tls_local_dynamic_base_64 instead of
1982 ix86_gen_tls_local_dynamic_base_64.
1983 * config/i386/i386-options.c (ix86_option_override_internal):
1984 Do not initialize ix86_gen_tls_global_dynamic_64 and
1985 ix86_gen_tls_local_dynamic_base_64.
1987 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1990 Rename from pro_epilogue_adjust_stack_<mode>_add.
1991 (@pro_epilogue_adjust_stack_sub_<mode>)
1992 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1993 (@allocate_stack_worker_probe_<mode>):
1994 Rename from allocate_stack_worker_probe_<mode>.
1995 (allocate_stack): Use gen_allocate_stack_worker_probe.
1996 (probe_stack): Use gen_probe_stack_1.
1997 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1998 (@adjust_stack_and_probe_<mode>): Rename from
1999 adjust_stack_and_probe<mode>.
2000 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
2001 (stack_protect_set): Use gen_stack_protect_set_1.
2002 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
2003 (stack_protect_test): Use gen_stack_protect_test_1.
2004 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
2005 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
2006 Remove indirect function.
2007 (*ix86_gen_adjust_stack_and_probe): Ditto.
2008 (*ix86_gen_probe_stack_range): Ditto.
2009 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
2010 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
2011 (ix86_adjust_stack_and_probe_stack_clash): Use
2012 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
2013 (ix86_adjust_stack_and_probe): Ditto.
2014 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
2015 of ix86_gen_probe_stack_range.
2016 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
2017 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
2018 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
2019 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
2020 CODE_FOR_stack_protect_test_{si,di}.
2021 * config/i386/i386-options.c (ix86_option_override_internal):
2022 Do not initialize ix86_gen_allocate_stack_worker,
2023 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2025 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
2027 * doc/invoke.texi (Link Options): Many editorial changes around
2030 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2032 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
2033 pre-Solaris 11 referene and most Studio compiler details.
2035 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
2038 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
2039 DImode to SImode in floating-point registers on 64-bit target.
2040 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
2041 register_operand in xmpyu patterns.
2043 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2045 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
2046 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
2047 OMP_CLAUSE__REDUCTEMP_.
2048 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
2049 OMP_CLAUSE__CONDTEMP_.
2050 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
2051 * tree-pretty-print.c (dump_omp_clause): Likewise.
2052 * tree-nested.c (convert_nonlocal_omp_clauses,
2053 convert_local_omp_clauses): Likewise.
2054 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
2055 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
2056 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
2058 (gimplify_omp_for): Warn and disable conditional modifier from
2059 lastprivate on loop iterators.
2060 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
2062 * omp-general.c (omp_extract_for_data): Initialize it.
2063 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
2065 (delete_omp_context): Delete it.
2066 (lower_lastprivate_conditional_clauses): New function.
2067 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
2068 handle lastprivate conditional clauses.
2069 (lower_reduction_clauses): Add CLIST argument, emit it into
2070 the critical section if any.
2071 (lower_omp_sections): Adjust lower_lastprivate_clauses and
2072 lower_reduction_clauses callers.
2073 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
2074 to lower_lastprivate_clauses.
2075 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
2076 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
2077 clist into a critical section if not emitted there already by
2078 lower_reduction_clauses.
2079 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
2081 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
2082 conditional variables.
2083 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
2085 (expand_omp_for_generic, expand_omp_for_static_nochunk,
2086 expand_omp_for_static_chunk): Handle lastprivate conditional.
2087 (expand_omp_for): Handle fd.lastprivate_conditional like
2090 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2092 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
2093 kernel does not exit cleanly.
2094 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2096 2019-05-24 Jason Merrill <jason@redhat.com>
2099 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2101 2019-05-24 Richard Biener <rguenther@suse.de>
2104 * tree-loop-distribution.c (struct partition): Add location
2106 (partition_alloc): Initialize all fields.
2107 (generate_memset_builtin): Use the location recorded in the
2108 partition for the generated call.
2109 (generate_memcpy_builtin): Likewise.
2110 (classify_partition): Record the location of a single store
2111 as location for the partition.
2113 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
2115 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
2118 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
2121 * common/config/aarch64/aarch64-common.c
2122 (aarch64_rewrite_selected_cpu): Change local temporary variable
2123 type from unsigned long to uint64_t.
2124 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
2125 aarch64_get_extension_string_for_isa_flags): Change declaration to
2126 match new definition by replacing unsigned long with uint64_t.
2128 2019-05-24 Jakub Jelinek <jakub@redhat.com>
2131 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
2132 gen_attr_type just once instead of 4-7 times. Formatting fixes.
2133 Handle stack_protect_test_<mode> codegen similarly to corresponding
2136 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
2138 * config/i386/darwin.h: Reject -mfentry*.
2139 * doc/sourcebuild.texi: Document mfentry target support.
2141 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2143 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
2144 Rename to rs6000_global_entry_point_prologue_needed_p. Return
2145 false for PC-relative functions.
2146 (rs6000_output_function_prologue): Change called function name to
2147 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
2148 name,1" for PC-relative functions.
2149 (rs6000_elf_declare_function_name): Change called function name to
2150 rs6000_global_entry_point_prologue_needed_p.
2152 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.c (gen_rtx_cost):
2156 Use ix86_tune_cost instead of ix86_cost.
2158 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2159 Michael Meissner <meissner@linux.ibm.com>
2160 Segher Boessenkool <segher@kernel.crashing.org>
2162 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
2164 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
2165 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
2166 (rs6000_fndecl_pcrel_p): Likewise.
2167 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
2168 error if -mpcrel is requested without -mcpu=future.
2169 (rs6000_opt_masks): Add entry for pcrel.
2170 (rs6000_fndecl_pcrel_p): New function.
2171 (rs6000_pcrel_p): Likewise.
2172 * config/rs6000/rs6000.opt (mpcrel): New option.
2173 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
2175 2019-05-23 Jan Hubicka <jh@suse.cz>
2176 Martin Liska <mliska@suse.cz>
2178 PR tree-optimization/90576
2179 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
2181 (aliasing_component_refs_p): Fix three way size compare conditional;
2182 give up earlier in case we can not decide on equivalence.
2184 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
2185 Michael Meissner <meissner@linux.ibm.com>
2186 Segher Boessenkool <segher@kernel.crashing.org>
2188 * config.gcc: Add future cpu.
2189 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
2190 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
2192 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
2193 (RS6000_CPU): New instantiation for future cpu.
2194 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2196 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
2197 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
2198 * config/rs6000/rs6000-tables.opt: Regenerate.
2199 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
2200 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
2201 (rs6000_machine_from_flags): Handle future cpu.
2202 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2203 PROCESSOR_POWER9 for now.
2204 (rs6000_adjust_cost): Likewise.
2205 (rs6000_issue_rate): Likewise.
2206 (rs6000_register_move_cost): Likewise.
2207 (rs6000_opt_masks): Add entry for future.
2208 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2209 (MASK_FUTURE): New #define.
2210 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2211 * config/rs6000/rs6000.opt (mfuture): New target option.
2212 * doc/invoke.texi (mcpu): Add future cpu.
2214 2019-05-23 Martin Liska <mliska@suse.cz>
2217 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2218 operation points to a temporary (pointed via tree_to_wide_ref)
2219 that is out of scope after the &.
2221 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2224 * doc/extend.texi (Function Names): Add missing word.
2226 2019-05-23 Richard Biener <rguenther@suse.de>
2228 PR tree-optimization/88440
2229 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2231 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2233 (generate_memcpy_builtin): Likewise.
2234 (distribute_loop): Pass in whether to only distribute patterns.
2235 (prepare_perfect_loop_nest): Also allow size optimization.
2236 (pass_loop_distribution::execute): When optimizing a loop
2237 nest for size allow pattern replacement.
2239 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2242 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2245 2019-05-23 Martin Liska <mliska@suse.cz>
2248 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2249 expression similarly to gimplify_decl_expr.
2251 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2253 * cse.c (cse_dump_path): s/dump_file/f.
2255 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2258 * diagnostic-format-json.cc: Include "selftest.h".
2259 (json_from_expanded_location): Only add "file" key for non-NULL
2261 (json_from_location_range): Don't add "start" and "finish"
2262 children if they are UNKNOWN_LOCATION.
2263 (selftest::test_unknown_location): New selftest.
2264 (selftest::test_bad_endpoints): New selftest.
2265 (selftest::diagnostic_format_json_cc_tests): New function.
2266 * json.cc (json::object::get): New function.
2267 (selftest::test_object_get): New selftest.
2268 (selftest::json_cc_tests): Call it.
2269 * json.h (json::object::get): New decl.
2270 * selftest-run-tests.c (selftest::run_tests): Call
2271 selftest::diagnostic_format_json_cc_tests.
2272 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2275 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2276 Andrew Stubbs <amd@codesourcery.com>
2278 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2279 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2280 (kernel): Rename to...
2281 (main_kernel): ... this.
2282 (load_image): Load _init_array and _fini_array kernels.
2283 (run): Add argument for kernel to run.
2284 (main): Run init_array_kernel before main_kernel, and
2285 fini_array_kernel after.
2286 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2287 amdgpu_hsa_kernel attribute on functions.
2288 (gcn_disable_constructors): Delete.
2289 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2290 * config/gcn/crt0.c (size_t): Define.
2291 (_init_array, _fini_array): New.
2292 (__preinit_array_start, __preinit_array_end,
2293 __init_array_start, __init_array_end,
2294 __fini_array_start, __fini_array_end): Declare weak references.
2296 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2298 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2300 2019-05-22 Jason Merrill <jason@redhat.com>
2302 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2304 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/i386-options.c (ix86_init_machine_status): Set
2308 stack_frame_required to true.
2309 * config/i386/i386.c (ix86_get_frame_size): New function.
2310 (ix86_frame_pointer_required): Replace get_frame_size with
2311 ix86_get_frame_size.
2312 (ix86_compute_frame_layout): Likewise.
2313 (ix86_find_max_used_stack_alignment): Changed to void. Set
2314 stack_frame_required.
2315 (ix86_finalize_stack_frame_flags): Always call
2316 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2317 ix86_get_frame_size.
2318 * config/i386/i386.h (machine_function): Add stack_frame_required.
2320 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2322 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2324 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2326 * common/config/aarch64/aarch64-common.c
2327 (struct aarch64_option_extension, struct processor_name_to_arch,
2328 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2329 aarch64_contains_opt,
2330 aarch64_get_extension_string_for_isa_flags): Change type of
2331 variables storing flags to uint64_t.
2332 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2333 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2334 * config/aarch64/aarch64.c (struct processor,
2335 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2336 aarch64_validate_march, aarch64_override_options,
2337 aarch64_option_print, aarch64_handle_attr_isa_flags,
2338 aarch64_declare_function_name, aarch64_start_file): Make flag
2340 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2341 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2342 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2343 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2344 * config/aarch64/driver-aarch64.c
2345 (struct aarch64_arch_extension, struct aarch64_core_data,
2346 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2347 flag variables uint64_t.
2348 * doc/invoke.texi: Add documentation for new arguments.
2350 2019-05-22 Richard Biener <rguenther@suse.de>
2352 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2354 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2356 2019-05-22 Martin Liska <mliska@suse.cz>
2359 * doc/extend.texi: Document the change.
2361 2019-05-22 Richard Biener <rguenther@suse.de>
2363 PR tree-optimization/90450
2364 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2365 (mem_ref_hasher::equal): Check it.
2366 (mem_ref_alloc): Initialize it.
2367 (gather_mem_refs_stmt): Set it.
2369 2019-05-22 Richard Biener <rguenther@suse.de>
2371 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2373 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2376 2019-05-22 Alan Modra <amodra@gmail.com>
2378 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2379 (ASM_CPU_SPEC): Conditionally add -many.
2380 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2381 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2382 (rs6000_file_start): ..extracted from here, and modified to
2384 (rs6000_output_function_prologue): Emit .machine as necessary.
2385 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2387 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2388 added by check_vect_support_and_set_flags.
2389 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2390 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2392 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2395 * ira-lives.c (process_bb_node_lives): Consider defs
2396 for a call insn to be die before the call, not after.
2398 * function.c (assign_parm_setup_block): Raise alignment of
2399 stacked parameter only for STRICT_ALIGNMENT targets.
2401 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2403 * config/rs6000/constraints.md (define_register_constraint "wz"):
2405 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2406 RS6000_CONSTRAINT_wz.
2407 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2408 (rs6000_init_hard_regno_mode_ok): Adjust.
2409 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2410 * doc/md.texi (Machine Constraints): Adjust.
2412 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2414 * config/rs6000/constraints.md (define_register_constraint "wl"):
2416 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2417 RS6000_CONSTRAINT_wl.
2418 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2419 (rs6000_init_hard_regno_mode_ok): Adjust.
2420 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2421 * doc/md.texi (Machine Constraints): Adjust.
2423 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2425 * config/rs6000/constraints.md (define_register_constraint "wm"):
2427 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2428 RS6000_CONSTRAINT_wm.
2429 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2430 (rs6000_init_hard_regno_mode_ok): Adjust.
2431 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2432 * doc/md.texi (Machine Constraints): Adjust.
2434 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2436 * config/rs6000/constraints.md (define_register_constraint "wk"):
2438 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2439 RS6000_CONSTRAINT_wk.
2440 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2441 (rs6000_init_hard_regno_mode_ok): Adjust.
2442 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2443 * doc/md.texi (Machine Constraints): Adjust.
2445 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2447 * config/rs6000/constraints.md (define_register_constraint "wj"):
2449 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2450 RS6000_CONSTRAINT_wj.
2451 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2452 (rs6000_init_hard_regno_mode_ok): Adjust.
2453 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2455 * config/rs6000/vsx.md: Ditto.
2456 * doc/md.texi (Machine Constraints): Adjust.
2458 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2460 * config/rs6000/constraints.md (define_register_constraint "wh"):
2462 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2463 RS6000_CONSTRAINT_wh.
2464 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2465 (rs6000_init_hard_regno_mode_ok): Adjust.
2466 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2467 * doc/md.texi (Machine Constraints): Adjust.
2469 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2473 Avoid calling gen_lowpart with CONST operand.
2475 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2477 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2478 field template_last_to_copy.
2479 (ssa_create_duplicates): Set it, and use it. Attempt to
2480 preserve more debug stmts.
2482 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2484 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2485 (signbit<mode>2): New expander
2487 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2490 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2491 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2493 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2495 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2496 %ebx and %ecx bafore calling cpuid with leaf 1 or
2497 non-constant leaf argument.
2499 2019-05-21 Alan Modra <amodra@gmail.com>
2502 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2503 power9 direct move cost.
2504 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2505 Correct comments and rename functions to suit parameters.
2507 2019-05-21 Richard Biener <rguenther@suse.de>
2510 * fold-const.c (fold_read_from_vector): New function.
2511 * fold-const.h (fold_read_from_vector): Declare.
2512 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2513 single-element insert permutations. Canonicalize selector
2514 further and fix issue with last commit.
2516 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2518 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2519 parameter with default value false to declaration.
2520 (split_edges_for_insertion): New inline function. Wrapper for
2521 split_critical_edges with for_edge_insertion_p = true.
2522 * tree-cfg.c (split_critical_edges): Don't split non-critical
2523 edges if for_edge_insertion_p is false. Fix whitespace.
2524 * tree-ssa-pre.c (pass_pre::execute): Call
2525 split_edges_for_insertion instead of split_critical_edges.
2526 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2527 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2528 (pass_data_sink_code): Update function name in the comment.
2530 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2532 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2533 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2534 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2535 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2538 2019-05-21 Martin Liska <mliska@suse.cz>
2540 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2542 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2543 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2545 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2547 (rs6000_function_arg): Likewise.
2548 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2549 (rs6000_expand_ternop_builtin): Use interval syntax.
2550 (get_element_number): Likewise.
2551 (altivec_expand_builtin): Likewise.
2552 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2556 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2560 * function.h (struct function): Add calls_eh_return member.
2561 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2562 gimplifying __builtin_eh_return call.
2563 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2565 (expand_call_inline): Or in src_cfun->calls_eh_return into
2566 dst_cfun->calls_eh_return.
2567 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2568 cfun->calls_eh_return.
2569 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2570 * lto-streamer-out.c (output_struct_function_base): Write
2573 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2575 PR rtl-optimization/43147
2576 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2577 IX86_BUILTIN_SHUFPD.
2579 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2581 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2582 (refs_may_alias_p_1): ... here; update stats.
2583 (refs_may_alias_p): Do not update stats here.
2585 2019-05-20 Richard Biener <rguenther@suse.de>
2587 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2588 doesn't produce pointers.
2589 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2590 the first operand points to.
2592 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2594 * tree-ssa-alias.c (compare_sizes): New function.
2595 (sompare_type_sizes): New function
2596 (aliasing_component_refs_p): Use it.
2597 (indirect_ref_may_alias_decl_p): Likewise.
2599 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2601 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2603 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2606 (LIBLSAN_EARLY_SPEC): Likewise.
2607 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2609 2019-05-20 Martin Liska <mliska@suse.cz>
2611 * config/i386/i386.c (ix86_libc_has_fast_function):
2612 Add ATTRIBUTE_UNUSED for the argument.
2614 2019-05-20 Richard Biener <rguenther@suse.de>
2616 * gimple-match-head.c: Include vec-perm-indices.h.
2617 * generic-match-head.c: Likewise.
2618 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2620 * fold-const.c (fold_vec_perm): Export.
2621 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2622 (match.pd): ...here.
2624 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2626 * cfgloop.h (struct loop): Add simdlen member.
2627 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2628 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2629 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2630 as new argument to autovectorize_vector_sizes target hook. If
2631 loop->simdlen, pick up vector size where the vectorization factor
2632 is equal to loop->simd, and if there is none, fall back to the first
2634 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2636 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2637 * omp-general.c (omp_max_vf): Likewise.
2638 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2639 * tree-vect-slp.c (vect_slp_bb): Likewise.
2640 * target.def (autovectorize_vector_sizes): Add ALL argument and
2642 * doc/tm.texi: Adjust documentation.
2643 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2644 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2645 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2647 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2648 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2649 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2650 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2651 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2652 preferred vector size is not 512-bit or 256-bit, just put those
2653 unpreferred ones last.
2655 2019-05-20 Martin Liska <mliska@suse.cz>
2657 * targhooks.c (default_libc_has_fast_function): New function.
2658 * targhooks.h (default_libc_has_fast_function): Likewise.
2660 2019-05-20 Martin Liska <mliska@suse.cz>
2663 * builtins.c (expand_builtin_memory_copy_args): When having a
2664 target with fast mempcpy implementation do now use memcpy.
2665 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2666 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2667 * doc/tm.texi: Likewise.
2668 * doc/tm.texi.in: Likewise.
2670 * expr.c (emit_block_move_hints): Add 2 new arguments.
2671 * expr.h (emit_block_move_hints): Bail out when libcall
2672 to memcpy would be used.
2674 2019-05-20 Martin Liska <mliska@suse.cz>
2676 * profile-count.c: Add vertical spacing in order
2677 to separate functions.
2678 * profile-count.h: Likewise.
2680 2019-05-20 Martin Liska <mliska@suse.cz>
2682 * profile-count.h: Do not use full qualified
2684 * profile-count.c (profile_count::to_frequency): Likewise.
2686 2019-05-20 Martin Liska <mliska@suse.cz>
2688 * profile-count.h (enum profile_quality): Use capital letters
2689 for enum value names. Use the adjusted names.
2690 * profile-count.c: Use the adjusted names.
2692 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2694 * config/rs6000/constraints.md (define_register_constraint "wH"):
2696 (define_register_constraint "wI"): Delete.
2697 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2698 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2699 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2700 (rs6000_init_hard_regno_mode_ok): Adjust.
2701 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2702 resp. "d", or with "wa" as appropriate, all with "p8v".
2703 * config/rs6000/vsx.md: Ditto.
2704 * doc/md.texi (Machine Constraints): Adjust.
2706 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2708 * config/rs6000/constraints.md (define_register_constraint "wy"):
2710 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2711 RS6000_CONSTRAINT_wy.
2712 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2713 (rs6000_init_hard_regno_mode_ok): Adjust.
2714 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2715 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2716 (define_mode_attr Fisa): New.
2717 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2718 * doc/md.texi (Machine Constraints): Adjust.
2720 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2722 * config/rs6000/constraints.md (define_register_constraint "wu"):
2724 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2725 RS6000_CONSTRAINT_wu.
2726 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2727 (rs6000_init_hard_regno_mode_ok): Adjust.
2728 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2730 (define_mode_attr Fa): Delete.
2731 * config/rs6000/vsx.md: Ditto.
2732 * doc/md.texi (Machine Constraints): Adjust.
2734 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2736 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2738 (define_register_constraint "wK"): Delete.
2739 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2740 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2741 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2742 (rs6000_init_hard_regno_mode_ok): Adjust.
2743 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2744 Replace "wK" constraint by "wH" with "p9v".
2745 * config/rs6000/vsx.md: Ditto.
2746 * doc/md.texi (Machine Constraints): Adjust.
2748 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2750 * config/rs6000/constraints.md (define_register_constraint "wb"):
2752 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2753 RS6000_CONSTRAINT_wb.
2754 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2755 (rs6000_init_hard_regno_mode_ok): Adjust.
2756 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2757 * config/rs6000/vsx.md: Ditto.
2758 * doc/md.texi (Machine Constraints): Adjust.
2760 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2762 * config/rs6000/constraints.md (define_register_constraint "wo"):
2764 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2765 RS6000_CONSTRAINT_wo.
2766 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2767 (rs6000_init_hard_regno_mode_ok): Adjust.
2768 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2769 * config/rs6000/altivec.md: Ditto.
2770 * doc/md.texi (Machine Constraints): Adjust.
2772 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2774 * config/darwin-c.c (darwin_register_objc_includes): Do not
2775 prepend the sysroot when building gnu-runtime header search
2778 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2780 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2781 instead of direct output of the asm.
2783 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2785 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2786 argument to be type bool (was int before).
2787 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2788 at first use. Use type bool for some variables. Fix a theoretical
2789 eh_return bug for svr4.
2791 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2793 * config/rs6000/rs6000.md (isa): New attribute.
2794 (enabled): New attribute.
2796 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2798 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2799 assemble_start_function and assemble_end_function.
2801 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2804 * omp-general.c (oacc_verify_routine_clauses): Change formal
2805 parameters. Add checking if already marked with an OpenACC
2806 'routine' directive. Adjust all users.
2809 * omp-general.c (oacc_build_routine_dims): Move some of its
2811 (oacc_verify_routine_clauses): ... this new function.
2812 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2814 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2816 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2817 formating of picbase labels to match other ports.
2819 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2821 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2822 in the generated code.
2824 2019-05-16 Martin Sebor <msebor@redhat.com>
2826 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2827 identifiers, keywords, operators, and types in diagnostics. Correct
2828 quoting, spelling, and sentence capitalization issues.
2829 (expand_builtin_atomic_is_lock_free): Same.
2830 (fold_builtin_next_arg): Same.
2831 * cfgexpand.c (expand_one_var): Same.
2832 (tree_conflicts_with_clobbers_p): Same.
2833 (expand_asm_stmt): Same.
2834 (verify_loop_structure): Same.
2835 * cgraphunit.c (process_function_and_variable_attributes): Same.
2836 * collect-utils.c (collect_execute): Same.
2837 * collect2.c (maybe_run_lto_and_relink): Same.
2838 (is_lto_object_file): Same.
2839 (scan_prog_file): Same.
2840 * convert.c (convert_to_real_1): Same.
2841 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2842 * except.c (verify_eh_tree): Same.
2843 * gcc.c (execute): Same.
2844 (eval_spec_function): Same.
2845 (run_attempt): Same.
2846 (driver::set_up_specs): Same.
2847 (compare_debug_auxbase_opt_spec_function): Same.
2848 * gcov-tool.c (unlink_gcda_file): Same.
2851 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2852 * gimplify.c (gimplify_asm_expr): Same.
2853 (gimplify_adjust_omp_clauses): Same.
2854 * hsa-gen.c (gen_hsa_addr_insns): Same.
2855 (gen_hsa_insns_for_load): Same.
2856 (gen_hsa_cmp_insn_from_gimple): Same.
2857 (gen_hsa_insns_for_operation_assignment): Same.
2858 (gen_get_level): Same.
2859 (gen_hsa_alloca): Same.
2860 (omp_simple_builtin::generate): Same.
2861 (gen_hsa_atomic_for_builtin): Same.
2862 (gen_hsa_insns_for_call): Same.
2863 * input.c (dump_location_info): Same.
2864 * ipa-devirt.c (compare_virtual_tables): Same.
2865 * ira.c (ira_setup_eliminable_regset): Same.
2866 * lra-assigns.c (lra_assign): Same.
2867 * lra-constraints.c (lra_constraints): Same.
2868 * lto-streamer-in.c (lto_input_mode_table): Same.
2869 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2870 (merge_and_complain): Same.
2871 (compile_offload_image): Same.
2872 (compile_images_for_offload_targets): Same.
2873 (debug_objcopy): Same.
2876 * opts.c (print_specific_help): Same.
2877 (parse_no_sanitize_attribute): Same.
2879 (handle_param): Same.
2880 * plugin.c (add_new_plugin): Same.
2881 (parse_plugin_arg_opt): Same.
2882 (try_init_one_plugin): Same.
2883 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2884 operators, and types in diagnostics. Correct quoting and spelling
2886 * read-rtl-function.c (parse_edge_flag_token): Same.
2887 (function_reader::parse_enum_value): Same.
2888 * reg-stack.c (check_asm_stack_operands): Same.
2889 * regcprop.c (validate_value_data): Same.
2890 * sched-rgn.c (make_pass_sched_fusion): Same.
2891 * stmt.c (check_unique_operand_names): Same.
2892 * targhooks.c (default_target_option_pragma_parse): Same.
2893 * tlink.c (recompile_files): Same.
2894 * toplev.c (process_options): Same.
2896 * trans-mem.c (diagnose_tm_1): Same.
2897 (ipa_tm_scan_irr_block): Same.
2898 (ipa_tm_diagnose_transaction): Same.
2899 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2900 format a tree code name in a diagnostic.
2901 (verify_types_in_gimple_min_lval): Same.
2902 (verify_types_in_gimple_reference): Same.
2903 (verify_gimple_call): Same.
2904 (verify_gimple_assign_unary): Same.
2905 (verify_gimple_assign_binary): Same.
2906 (verify_gimple_assign_ternary): Same.
2907 (verify_gimple_assign_single): Same.
2908 (verify_gimple_switch): Same.
2909 (verify_gimple_label): Same.
2910 (verify_gimple_phi): Same.
2911 (verify_gimple_in_seq): Same.
2912 (verify_eh_throw_stmt_node): Same.
2913 (collect_subblocks): Same.
2914 (gimple_verify_flow_info): Same.
2915 (do_warn_unused_result): Same.
2916 * tree-inline.c (expand_call_inline): Same.
2917 * tree-into-ssa.c (update_ssa): Same.
2918 * tree.c (tree_int_cst_elt_check_failed): Same.
2919 (tree_vec_elt_check_failed): Same.
2920 (omp_clause_operand_check_failed): Same.
2921 (verify_type_variant): Same.
2922 (verify_type): Same.
2923 * value-prof.c (verify_histograms): Same.
2924 * varasm.c (assemble_start_function): Same.
2926 2019-05-16 Martin Sebor <msebor@redhat.com>
2928 * config/i386/i386-expand.c (get_element_number): Quote keywords
2929 and other internal names in diagnostics. Adjust other diagnostic
2930 formatting issues noted by -Wformat-diag.
2931 * config/i386/i386-features.c
2932 (ix86_mangle_function_version_assembler_name): Same.
2933 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2934 * config/i386/i386.c (ix86_function_type_abi): Same.
2935 (ix86_function_ms_hook_prologue): Same.
2936 (classify_argument): Same.
2937 (ix86_expand_prologue): Same.
2938 (ix86_md_asm_adjust): Same.
2939 (ix86_memmodel_check): Same.
2941 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2943 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2944 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2947 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2950 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2951 intrinsics without SSE/SSE2/SSSE3.
2952 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2954 (*mmx_uavgv8qi3): Likewise.
2956 2019-05-17 Richard Biener <rguenther@suse.de>
2958 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2959 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2961 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2963 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2964 vec_sldw insn pattern.
2966 2019-05-17 Richard Biener <rguenther@suse.de>
2968 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2970 2019-05-17 Martin Liska <mliska@suse.cz>
2973 * toplev.c (output_stack_usage): With LTO and sanitizer it
2974 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2975 has no file location.
2977 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2980 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2981 sz0 is equal to sz1, instead return false in that case.
2983 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2984 has non-constant expression, force sctx.lane and use two
2985 argument IFN_GOMP_SIMD_LANE instead of single argument.
2986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2987 two argument IFN_GOMP_SIMD_LANE without lhs.
2988 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2990 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2992 (LOOP_REQUIRES_VERSIONING): Or in
2993 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2994 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2996 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2997 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2998 from simd if clause if needed.
3000 2019-05-16 Richard Biener <rguenther@suse.de>
3002 * tree-affine.c (expr_to_aff_combination): New function split
3004 (tree_to_aff_combination): ... here.
3005 (aff_combination_expand): Avoid building a GENERIC tree.
3007 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
3009 * cgraphunit.c (cgraph_node::expand_thunk): Remove
3010 assemble_start_function and assemble_end_function calls.
3011 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
3012 assemble_start_function and assemble_end_function.
3013 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
3014 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
3015 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
3016 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
3017 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
3018 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
3019 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
3020 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
3021 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
3022 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3023 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3024 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
3026 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3027 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
3028 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
3029 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
3030 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
3031 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
3032 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
3033 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
3034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3035 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3036 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3038 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
3039 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
3041 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3042 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3043 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
3045 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
3047 * tree-ssa-alias.c (alias_stats): Add
3048 aliasing_component_refs_p_may_alias and
3049 aliasing_component_refs_p_no_alias.
3050 (dump_alias_stats): Print aliasing_component_refs_p stats.
3051 (aliasing_component_refs_p): Update stats.
3053 2019-05-16 Martin Liska <mliska@suse.cz>
3056 * multiple_target.c (expand_target_clones): Do not allow
3057 target_clones being used with a symbol that is an alias.
3059 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
3061 PR tree-optimization/90394
3062 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
3063 positives rather than ICE for cases where (code2 == NE_EXPR
3064 && code1 == BIT_AND_EXPR).
3066 2019-05-16 Jakub Jelinek <jakub@redhat.com>
3069 * tree-core.h (struct tree_decl_common): Document
3070 decl_nonshareable_flag for PARM_DECLs.
3071 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
3072 * calls.c (expand_call): Don't try tail call if caller
3073 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
3074 passed on the stack and callee needs to pass any arguments on the
3076 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3077 else if instead of series of mutually exclusive ifs. Handle
3078 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
3079 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3081 * lto-streamer.h (LTO_major_version): Bump to 9.
3083 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
3085 PR tree-optimization/90106
3086 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
3087 new parameter as new internal function call, also move it to new
3089 (use_internal_fn): Pass internal function call to
3090 shrink_wrap_one_built_in_call_with_conds.
3092 2019-05-15 Jakub Jelinek <jakub@redhat.com>
3094 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
3096 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
3097 safelen_int and set loop->dont_vectorize.
3099 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/i386-builtin.def: Enable MMX intrinsics with
3104 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
3106 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
3107 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
3108 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
3111 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3114 * config/i386/mmx.md (*vec_dupv2sf): Changed to
3115 define_insn_and_split to support SSE emulation.
3116 (*vec_extractv2sf_0): Likewise.
3117 (*vec_extractv2sf_1): Likewise.
3118 (*vec_extractv2si_0): Likewise.
3119 (*vec_extractv2si_1): Likewise.
3120 (*vec_extractv2si_zext_mem): Likewise.
3121 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
3122 (vec_extractv2sf_1 splitter): Likewise.
3123 (vec_extractv2sfsf): Likewise.
3124 (vec_setv2si): Likewise.
3125 (vec_extractv2si_1 splitter): Likewise.
3126 (vec_extractv2sisi): Likewise.
3127 (vec_setv4hi): Likewise.
3128 (vec_extractv4hihi): Likewise.
3129 (vec_setv8qi): Likewise.
3130 (vec_extractv8qiqi): Likewise.
3131 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3132 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
3133 (vec_extractv2sisi): Likewise.
3134 (vec_extractv4hihi): Likewise.
3135 (vec_extractv8qiqi): Likewise.
3136 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
3137 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
3138 (vec_initv2sisi): Likewise.
3139 (vec_initv4hihi): Likewise.
3140 (vec_initv8qiqi): Likewise.
3141 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
3142 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
3143 (vec_setv4hi): Likewise.
3144 (vec_setv8qi): Likewise.
3146 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
3150 TARGET_MMX_WITH_SSE.
3151 (MMXMODE:*mov<mode>_internal): Likewise.
3152 (MMXMODE:movmisalign<mode>): Likewise.
3154 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
3157 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
3158 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
3159 (sse2_cvtpd2pi): Ditto.
3160 (sse2_cvttpd2pi): Ditto.
3161 (*vec_concatv2sf_sse4_1): Ditto.
3162 (*vec_concatv2sf_sse): Ditto.
3163 (*vec_concatv2si_sse4_1): Ditto.
3164 (*vec_concatv2si): Ditto.
3165 (*vec_concatv4si_0): Ditto.
3166 (*vec_concatv2di_0): Ditto.
3168 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
3173 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3176 * config/i386/sse.md (ssse3_palignrdi): Changed to
3177 define_insn_and_split to support SSE emulation.
3179 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3182 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
3184 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3187 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
3188 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3191 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3194 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
3195 or TARGET_MMX_WITH_SSE.
3196 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
3198 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3203 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3207 Changed to define_insn_and_split to support SSE emulation.
3209 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3212 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3213 Changed to define_insn_and_split to support SSE emulation.
3215 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3218 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3219 (*mmx_<emms>): This.
3220 (mmx_<emms>): New expander.
3222 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3225 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3227 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3229 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3232 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3234 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3237 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3239 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3242 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3243 TARGET_MMX_WITH_SSE.
3244 (*mmx_uavgv4hi3): Add SSE emulation.
3246 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3249 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3250 and TARGET_MMX_WITH_SSE.
3251 (*mmx_uavgv8qi3): Add SSE emulation.
3253 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3256 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3257 maskmovdqu for __MMX_WITH_SSE__.
3259 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3262 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3263 TARGET_MMX and TARGET_MMX_WITH_SSE.
3264 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3266 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3269 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3270 define_insn_and_split to support SSE emulation.
3272 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3275 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3276 and TARGET_MMX_WITH_SSE.
3277 (mmx_<code>v8qi3): Likewise.
3278 (smaxmin:<code>v4hi3): New.
3279 (umaxmin:<code>v8qi3): Likewise.
3280 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3281 (umaxmin:*mmx_<code>v8qi3): Likewise.
3283 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3286 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3287 TARGET_MMX_WITH_SSE.
3288 (*mmx_pinsrw): Add SSE emulation.
3290 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3295 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3298 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3299 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3302 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3305 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3306 (sse_cvttps2pi): Likewise.
3308 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3311 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3312 TARGET_MMX_WITH_SSE.
3313 (mmx_pshufw_1): Add SSE emulation.
3314 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3315 TARGET_MMX_WITH_SSE to support SSE emulation.
3317 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3320 * config/i386/constraints.md (Yw): New constraint.
3321 * config/i386/mmx.md (*vec_dupv2si): Changed to
3322 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3323 support SSE emulation.
3325 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3328 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3329 TARGET_MMX_WITH_SSE.
3330 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3332 (mmx_gt<mode>3): Likewise.
3334 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3337 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3338 TARGET_MMX_WITH_SSE. Add SSE support.
3340 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3343 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3344 TARGET_MMX_WITH_SSE.
3345 (any_logic:<code><mode>3): New.
3346 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3349 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3352 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3353 TARGET_MMX_WITH_SSE. Add SSE emulation.
3354 (mmx_<shift_insn><mode>3): Likewise.
3356 (<shift_insn><mode>3): Likewise.
3358 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3361 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3362 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3364 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3367 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3368 TARGET_MMX_WITH_SSE.
3369 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3372 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3375 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3376 TARGET_MMX_WITH_SSE.
3378 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3381 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3384 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3385 (plusminus:mmx_<plusminus_insn><mode>3): Check
3386 TARGET_MMX_WITH_SSE.
3387 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3388 (<plusminus_insn><mode>3): New.
3389 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3390 (*mmx_<plusminus_insn><mode>3): Likewise.
3392 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3396 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3398 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3399 define_insn_and_split to support SSE emulation.
3400 (mmx_punpcklbw): Likewise.
3401 (mmx_punpckhwd): Likewise.
3402 (mmx_punpcklwd): Likewise.
3403 (mmx_punpckhdq): Likewise.
3404 (mmx_punpckldq): Likewise.
3406 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3407 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3412 (ix86_split_mmx_pack): Likewise.
3413 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3415 (ix86_split_mmx_pack): Likewise.
3416 * config/i386/i386.md (mmx_isa): New.
3417 (enabled): Also check mmx_isa.
3418 * config/i386/mmx.md (any_s_truncate): New code iterator.
3419 (s_trunsuffix): New code attr.
3420 (mmx_packsswb): Removed.
3421 (mmx_packssdw): Likewise.
3422 (mmx_packuswb): Likewise.
3423 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3424 MMX packsswb/packuswb with SSE2.
3425 (mmx_packssdw): Likewise.
3426 * config/i386/predicates.md (register_mmxmem_operand): New.
3428 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3432 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3433 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3434 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3435 (ix86_vector_mode_supported_p): Likewise.
3436 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3438 2019-05-15 Martin Liska <mliska@suse.cz>
3441 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3444 2019-05-15 Richard Biener <rguenther@suse.de>
3446 * tree-into-ssa.c (pass_build_ssa::execute): Run
3447 update_address_taken before going into SSA.
3449 2019-05-15 Richard Biener <rguenther@suse.de>
3451 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3452 as __BIT_FIELD_REF with type with -gimple.
3454 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3456 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3457 semantically equivalent branches (left over after prior refactorings).
3459 2019-05-15 Richard Biener <rguenther@suse.de>
3461 PR tree-optimization/88828
3462 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3465 2019-05-14 Richard Biener <rguenther@suse.de>
3467 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3468 as __VIEW_CONVERT with -gimple.
3470 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3473 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3476 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3478 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3479 define_split to become a define_insn_and_split.
3481 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3483 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3485 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3486 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3487 (sibcall_epilogue): Adjust.
3490 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3492 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3493 to unsupported ones.
3494 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3495 * config.host: Likewise.
3496 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3497 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3498 __svr4__]: Remove "brand" fallback.
3499 [!KSTAT_DATA_STRING]: Remove.
3500 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3502 (comdat_group): Likewise.
3503 (set_have_as_tls): Likewise.
3504 (gcc_cv_target_dl_iterate_phdr): Likewise.
3505 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3506 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3507 * configure: Regenerate.
3508 * doc/install.texi: Simplify Solaris target triplets.
3509 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3510 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3511 Remove Solaris 10 references.
3512 Remove obsolete Solaris bug reference.
3513 (Specific, sparc-sun-solaris2.10): Remove.
3515 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3517 * config/i386/i386.md (any_div): New code iterator.
3518 (paired_mod): New code attribute.
3519 (sgnprefix): Handle DIV and UDIV RTXes.
3521 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3522 and udivmod<mode>4 patterns using any_div code iterator.
3523 (divmod splitters): Macroize splitters using any_div code iterator.
3524 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3525 (*udivmodsi4_pow2_zext_2): Ditto.
3526 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3527 and *udivmod<mode>4_noext patterns using any_div code iterator.
3528 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3529 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3530 patterns using any_div code iterator.
3531 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3532 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3533 patterns using any_div code iterator.
3534 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3535 udivmodhiqi3 patterns using any_extend code iterator.
3537 2019-05-14 Richard Biener <rguenther@suse.de>
3538 H.J. Lu <hongjiu.lu@intel.com>
3540 PR tree-optimization/88828
3541 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3542 permuting in a single non-constant element not extracted
3545 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3547 * internal-fn.def (SIGNBIT): New.
3548 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3550 (signbitv4sf2): Likewise.
3552 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3555 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3556 next insn when the SRC reg is dead.
3558 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3560 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3561 (alloc_cand_and_find_basis): Ditto.
3562 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3563 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3564 (create_add_imm_cand, slsr_process_cast): Ditto.
3565 (slsr_process_copy, replace_mult_candidate): Ditto.
3566 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3567 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3568 (pass_strength_reduction::execute): Init the first NULL element.
3570 2019-05-13 Nathan Sidwell <nathan@acm.org>
3572 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3573 (run_attempt): Reformat line break.
3575 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3578 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3579 data registers in sibcall epilogues.
3580 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3582 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3585 * configure.ac (--enable-frame-pointer):
3586 Disable by default for cygwin and mingw.
3587 * configure: Regenerate.
3589 2019-05-13 Nathan Sidwell <nathan@acm.org>
3591 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3593 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3594 (gen_member_die): Move abstract origin check earlier. Only VARs
3595 can be static_inline_p. Simplify splicing control flow.
3597 2019-05-13 Richard Biener <rguenther@suse.de>
3599 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3601 (vect_build_slp_tree_1): Likewise.
3603 2019-05-13 Richard Biener <rguenther@suse.de>
3605 PR tree-optimization/90402
3606 * tree-if-conv.c (tree_if_conversion): Value number only
3607 the loop body by making the latch an exit of the region
3609 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3611 (do_rpo_vn): Deal with multiple edges into the entry block
3612 that are not backedges inside the region by skipping PHIs
3615 2019-05-13 Richard Biener <rguenther@suse.de>
3617 PR tree-optimization/90316
3618 * tree-ssa-pre.c (insert_aux): Fold into ...
3619 (insert): ... this function. Use a RPO walk to reduce the
3620 number of required iterations.
3622 2019-05-13 Martin Liska <mliska@suse.cz>
3624 PR tree-optimization/90416
3625 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3626 string instead of passing the second part as va_arg argument.
3628 2019-05-13 Martin Liska <mliska@suse.cz>
3630 PR gcov-profile/90380
3631 * gcov.c (handle_cycle): Do not support zero cycle count,
3632 it should not be possible.
3633 (path_contains_zero_cycle_arc): New function.
3634 (circuit): Ignore zero cycle arc counts.
3636 2019-05-13 Martin Liska <mliska@suse.cz>
3638 PR gcov-profile/90380
3639 * gcov.c (enum loop_type): Remove the enum and
3641 (handle_cycle): Assert that we should not reach
3643 (circuit): Use loop_found instead of a tri-state loop_type.
3644 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3647 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3650 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3651 (ix86_output_indirect_branch_via_reg): Use output mechanism
3652 accounting for __USER_LABEL_PREFIX__.
3653 (ix86_output_indirect_branch_via_push): Likewise.
3654 (ix86_output_function_return): Likewise.
3655 (ix86_output_indirect_function_return): Likewise.
3657 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3659 * doc/md.texi: Document use of code attributes in rtx patterns.
3660 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3661 * read-rtl.c (find_code): Split out search loops into...
3662 (maybe_find_code): ...this new function.
3663 (check_code_iterator): Make the error message more informative.
3664 (check_code_attribute): New function.
3665 (rtx_reader::rtx_alloc_for_name): Likewise.
3666 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3667 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3668 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3669 <max_opp> directly as an rtx code instead of via a match_operator.
3670 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3671 (<su>abd<mode>_3): Update accordingly.
3673 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3675 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3676 is given, print the state of the EH "save world" computation for
3679 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3682 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3683 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3685 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3687 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3688 Use pinsrd for TARGET_SSE4_1.
3689 * config/i386/sse.md (movdi_to_sse): Ditto.
3691 2019-05-10 Richard Biener <rguenther@suse.de>
3693 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3694 (do_rpo_vn): Initialize next_value_id.
3696 2019-05-10 Martin Liska <mliska@suse.cz>
3698 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3701 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3703 PR tree-optimization/90385
3704 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3705 arguments of the exit phis.
3708 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3709 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3711 (copy_tree_body_r): Likewise.
3712 (copy_fn): Set id.do_not_fold to true.
3714 2019-05-10 Martin Liska <mliska@suse.cz>
3716 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3717 Reapply changes from r269790.
3719 2019-05-10 Martin Liska <mliska@suse.cz>
3722 * doc/invoke.texi: New params.
3723 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3724 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3725 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3727 * tree-switch-conversion.h (struct jump_table_cluster):
3730 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3732 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3734 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3736 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3738 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3740 PR rtl-optimization/88879
3741 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3743 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3746 * config/arm/arm.c (callee_saved_reg_p): Move before
3747 thumb_find_work_register.
3748 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3749 thumb_find_work_register. Only call df_get_live_out once.
3750 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3751 (thumb_find_work_register): Use
3752 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3753 algorithms to locate a spare call clobbered reg.
3755 2019-05-09 Martin Liska <mliska@suse.cz>
3757 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3758 and MAX_EXPR in GIMPLE FE format.
3760 2019-05-09 Martin Liska <mliska@suse.cz>
3762 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3763 * gimple-pretty-print.c (dump_gimple_bb_header):
3765 (pp_cfg_jump): Dump edge probability.
3766 * profile-count.c (profile_quality_as_string): Simplify
3767 with a static array.
3768 (parse_profile_quality): New function.
3769 (profile_count::dump): Simplify with a static array.
3770 (profile_count::from_gcov_type): Add new argument.
3771 * profile-count.h (parse_profile_quality): Likewise.
3772 * predict.h (set_hot_bb_threshold): New.
3773 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3775 * predict.c (get_hot_bb_threshold): Set from the new param.
3776 (set_hot_bb_threshold): New.
3778 2019-05-09 Richard Biener <rguenther@suse.de>
3780 PR tree-optimization/90395
3781 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3782 rewrite vector stores that throw internally.
3784 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3786 * cif-code.def (CHKP): Remove.
3789 * configure.ac (--enable-frame-pointer): Disable by default for
3791 * configure: Regenerate.
3793 2019-05-09 Alan Modra <amodra@gmail.com>
3796 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3797 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3798 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3799 cost for general <-> vsx when direct moves are available.
3800 Cost union classes at minimal cost for any reg in the class.
3801 Correct calculation for moves between vsx, float, and altivec.
3802 Don't return a low cost for moves between special regs. Don't
3803 use hard coded register numbers.
3804 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3805 (rs6000_ira_change_pseudo_allocno_class): New function.
3806 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3807 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3809 (movsi_internal1): Don't disparage vector alternatives.
3810 (mov<mode>_internal): Likewise, excepting alternative that
3812 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3813 we <- b alternative.
3815 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3818 PR tree-optimization/89060
3819 * tree-ssa-live.h (live_vars_map): New typedef.
3820 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3821 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3822 (struct compute_live_vars_data): New type.
3823 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3824 live_vars_at_stmt, destroy_live_vars): New functions.
3825 * tree-tailcall.c: Include tree-ssa-live.h.
3826 (live_vars, live_vars_vec): New global variables.
3827 (find_tail_calls): Perform variable life analysis before punting.
3828 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3829 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3831 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3832 Perform variable life analysis to select variables that really need
3834 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3835 instead set id->eh_landing_pad_dest and assert it is the same.
3836 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3838 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3839 Richard Earnshaw <rearnsha@arm.com>
3842 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3844 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3845 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3846 register if both the epilogue and prologue can use call-clobbered
3848 (thumb1_unexpanded_epilogue): Use
3849 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3850 picking temporaries for restoring high regs to match that of the
3851 prologue where possible.
3852 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3853 the list of work registers. Detect if the return address is still live
3854 at the end of the prologue and avoid using it for a work register if so.
3855 If the return address is not live, add LR to the list of pushable regs
3856 after the first pass.
3858 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3860 PR tree-optimization/90078
3861 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3862 (INFTY): Increase the value for infinite cost.
3863 (struct comp_cost): Promote type of members to int64_t.
3864 (infinite_cost): Don't set complexity in initialization.
3865 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3866 overflows to infinite_cost.
3867 (adjust_setup_cost): Promote type of parameter and cost computation
3869 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3871 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3872 cost computation to int64_t.
3873 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3874 int64_t's format specifier in dump.
3876 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3878 PR tree-optimization/90240
3879 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3880 with respect to scaling factor pre-computed for each basic block.
3881 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3882 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3883 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3884 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3885 live range for array of loop's basic blocks. Cleanup aux field of
3886 loop's basic blocks.
3888 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3890 PR tree-optimization/90356
3891 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3893 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3895 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3896 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3897 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3898 (ix86_handle_option): Handle -mavx512bf16.
3899 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3901 * config/i386/avx512bf16vlintrin.h: New.
3902 * config/i386/avx512bf16intrin.h: New.
3903 * config/i386/cpuid.h (bit_AVX512BF16): New.
3904 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3905 * config/i386/i386-builtin-types.def: Add new types.
3906 * config/i386/i386-builtin.def: Add new builtins.
3907 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3909 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3910 (ix86_option_override_internal): Handle BF16.
3911 (ix86_valid_target_attribute_inner_p): Ditto.
3912 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3913 * config/i386/i386-builtin.c (enum processor_features): Add
3915 (static const _isa_names_table isa_names_table): Ditto.
3916 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3917 (PTA_AVX512BF16): Ditto.
3918 * config/i386/i386.opt: Add -mavx512bf16.
3919 * config/i386/immintrin.h: Include avx512bf16intrin.h
3920 and avx512bf16vlintrin.h.
3921 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3922 avx512f_cvtneps2bf16_<mode><mask_name>,
3923 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3924 * config/i386/subst.md (mask_half): Add new subst.
3925 * doc/invoke.texi: Document -mavx512bf16.
3927 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3929 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3931 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3932 (rs6000_debug_legitimize_reload_address): Delete.
3933 (rs6000_legitimize_reload_address_ptr): Delete.
3934 (rs6000_option_override_internal): Adjust.
3935 (mem_operand_gpr): Adjust comment.
3936 (legitimate_lo_sum_address_p): Ditto.
3937 (rs6000_legitimize_reload_address): Delete.
3938 (rs6000_debug_legitimize_reload_address): Delete.
3939 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3941 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3944 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3945 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3946 to compute vector element selector for both constant and variable
3949 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3952 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3953 ashrdi3_cvt using SWI48 mode iterator.
3955 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3957 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3958 (aarch64_<su>abd<mode>_3): Likewise.
3959 (*aarch64_<su>abd<mode>_3): New define_insn.
3960 (<sur>sad<vsi2qi>): New define_expand.
3961 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3962 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3963 (build_vect_cond_expr): Likewise.
3965 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3967 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3968 clobbers outside of accessible_reg_set.
3969 * config/i386/i386.c (ix86_conditional_register_usage):
3970 Disable register sets by clearing corresponding bits in
3971 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3972 call_used_regs and don't clear corresponding reg_names array members.
3974 2019-05-07 Richard Biener <rguenther@suse.de>
3976 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3977 not specified still compute a comp_vectype for invariant
3980 2019-05-07 Richard Biener <rguenther@suse.de>
3982 PR tree-optimization/90316
3983 * tree-ssa-pre.c (translate_vuse_through_block): When
3984 same_valid is NULL do not bother to search for a virtual
3986 (phi_translate_1): When operands changed we cannot keep
3987 the same value-number so do not bother to ask whether
3988 that's possible from translate_vuse_through_block.
3990 2019-05-07 Martin Liska <mliska@suse.cz>
3992 * bitmap.c (bitmap_register): Come up with
3993 alloc_descriptor_max_uid and assign it for
3995 (register_overhead): Use get_descriptor as
3997 (release_overhead): New.
3998 (bitmap_elem_to_freelist): Call it.
3999 (bitmap_elt_clear_from): Likewise.
4000 (bitmap_obstack_free): Likewise.
4001 (bitmap_move): Sensitively release memory.
4002 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
4003 (bitmap_initialize): Initialize alloc_descriptor to zero.
4004 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
4006 2019-05-07 Richard Biener <rguenther@suse.de>
4008 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
4009 we build a SLP node. Remove max_size and limiting.
4010 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
4012 2019-05-07 Richard Biener <rguenther@suse.de>
4014 PR tree-optimization/90316
4015 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
4017 (walk_non_aliased_vuses): Take walking limit argument.
4018 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
4019 walking if it is reached instead of just counting.
4020 (get_continuation_for_phi): Likewise.
4021 (walk_non_aliased_vuses): Likewise, instead of leaving counter
4022 limiting to the callback.
4023 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
4024 (vn_reference_lookup_3): Likewise.
4025 (vn_reference_lookup_pieces): Likewise.
4026 (vn_reference_lookup): Likewise.
4027 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
4028 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
4029 (avail_exprs_stack::lookup_avail_expr): Likewise.
4031 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
4033 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
4034 for comparaible types in the second direction even if first one
4035 hits incomparable type.
4037 2019-05-07 Richard Biener <rguenther@suse.de>
4040 * lto-wrapper.c (debug_objcopy): Use the original filename
4041 including archive offset for the filename used for -save-temps.
4043 2019-05-07 Li Jia He <helijia@linux.ibm.com>
4045 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
4048 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
4049 Hongtao Liu <hongtao.liu@intel.com>
4053 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
4054 Modified, original implementation isn't correct.
4056 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4058 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
4059 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
4060 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
4061 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
4062 (FRAME_POINTER_REGNUM): Change numbering.
4063 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
4064 (alt_reg_names): Adjust.
4065 (rs6000_conditional_register_usage): Don't mark hard register 64 as
4067 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4068 (DWARF_FRAME_REGISTERS): Delete.
4069 (DWARF2_FRAME_REG_OUT): Fix whitespace.
4070 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4072 (REG_ALLOC_ORDER): Adjust.
4073 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
4074 (REG_CLASS_CONTENTS): Adjust.
4075 (RETURN_ADDR_RTX): Change comment.
4076 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
4078 (REGISTER_NAMES): Adjust.
4079 (ADDITIONAL_REGISTER_NAMES): Adjust.
4080 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4082 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4084 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
4086 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
4087 (DWARF_FRAME_REGISTERS): Adjust.
4088 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4090 (REG_ALLOC_ORDER): Adjust.
4091 (enum reg_class): Delete SPR_REGS.
4092 (REG_CLASS_NAMES): Delete SPR_REGS.
4093 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
4094 (REGISTER_NAMES): Adjust.
4095 (ADDITIONAL_REGISTER_NAMES): Adjust.
4096 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
4097 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
4098 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
4099 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
4100 (htm_spr_regno): Delete.
4101 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
4103 (rs6000_dbx_register_number): Adjust.
4105 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4107 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
4109 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
4111 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
4112 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
4114 2019-05-06 Jakub Jelinek <jakub@redhat.com>
4116 PR tree-optimization/88709
4117 PR tree-optimization/90271
4118 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
4119 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
4120 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
4122 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
4123 of the store merging group is larger than
4124 PARAM_STORE_MERGING_MAX_SIZE parameter.
4125 (split_group): Add bzero_first argument. If set, always emit first
4126 the first store which must be = {} of the whole area and then for the
4127 rest of the stores consider all zero bytes as paddings.
4128 (imm_store_chain_info::output_merged_store): Check if first store
4129 is = {} of the whole area and if yes, determine which setting of
4130 bzero_first for split_group gives smaller number of stores. Adjust
4131 split_group callers.
4132 (lhs_valid_for_store_merging_p): Allow decls.
4133 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
4135 (pass_store_merging::process_store): Likewise.
4137 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
4140 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4141 handling of V1TImode.
4143 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
4146 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
4147 and enable_frame_pointer ...
4148 * configure.ac: ... here. Update help strings for
4149 --enable-frame-pointer.
4150 * configure: Regenerate.
4151 * config/i386/i386-options.c (ix86_option_override_internal): Remove
4152 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
4153 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
4154 (USE_X86_64_FRAME_POINTER): Ditto.
4156 2019-05-06 Martin Liska <mliska@suse.cz>
4158 * config.gcc: Append to target_gtfiles and fix indentation.
4160 2019-05-06 Richard Biener <rguenther@suse.de>
4162 PR tree-optimization/90358
4163 * tree-vect-stmts.c (get_group_load_store_type): Properly
4164 detect unused upper half of load.
4165 (vectorizable_load): Likewise.
4167 2019-05-06 Richard Biener <rguenther@suse.de>
4169 PR tree-optimization/88828
4170 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
4171 (simplify_vector_constructor): ...here. Handle constants in
4174 2019-05-06 Richard Biener <rguenther@suse.de>
4176 PR tree-optimization/90328
4177 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
4178 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
4179 is valid in the loop nest before using it.
4180 (initialize_data_dependence_relation): Adjust.
4181 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
4182 loop as loop-nest to dr_may_alias_p.
4184 2019-05-06 Richard Biener <rguenther@suse.de>
4186 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
4188 2019-05-06 Richard Biener <rguenther@suse.de>
4190 PR tree-optimization/90316
4191 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
4192 compute target on demand.
4193 (get_continuation_for_phi): Remove code walking stmts to
4194 get to a target virtual operand which could end up being
4197 2019-05-06 Martin Liska <mliska@suse.cz>
4200 * config/i386/i386-options.c (ix86_option_override_internal): Error only
4201 when -mabi is selected to a non-default version.
4203 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4204 Martin Liska <mliska@suse.cz>
4206 * Makefile.in: Add lto-dump.texi.
4207 * cgraph.h: Add new functions get_visibility_string and
4208 get_symtab_type_string.
4209 * doc/gcc.texi: Include lto-dump section.
4210 * doc/lto-dump.texi: New file.
4211 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4212 (parse_dump_option): Factor out this function.
4213 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4214 (parse_dump_option): Export the function.
4215 * symtab.c (symtab_node::get_visibility_string): New function.
4216 (symtab_node::get_symtab_type_string): Likewise.
4218 2019-05-06 Martin Liska <mliska@suse.cz>
4220 * config/i386/i386-builtins.c: New file.
4221 * config/i386/i386-builtins.h: New file.
4222 * config/i386/i386-expand.c: New file.
4223 * config/i386/i386-expand.h: New file.
4224 * config/i386/i386-features.c: New file.
4225 * config/i386/i386-features.h: New file.
4226 * config/i386/i386-options.c: New file.
4227 * config/i386/i386-options.h: New file.
4228 * config.gcc: Add new files into extra_objs and
4230 * config/i386/i386.c: Split content of the file
4231 into newly introduced files.
4232 * config/i386/i386.h: Declare common variables
4234 * config/i386/t-i386: Define dependencies for new files.
4236 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4239 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4240 Restrict 'all' variant to 32-bit configurations.
4241 (unaligned_loadhiu): Likewise.
4242 (unaligned_storehi): Likewise.
4243 (unaligned_storesi): Likewise.
4244 (unaligned_loadhis): Disable when compiling for thumb1.
4246 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4248 PR tree-optimization/90269
4249 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4252 2019-05-03 Martin Liska <mliska@suse.cz>
4254 * hash-map.h: Add is_empty function.
4255 * hash-set.h: Likewise.
4256 * hash-table.h: Likewise.
4257 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4258 elements () == 0 (and similar usages).
4259 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4260 * gimplify.c (gimplify_bind_expr): Likewise.
4261 (gimplify_switch_expr): Likewise.
4262 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4263 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4264 * postreload-gcse.c (dump_hash_table): Likewise.
4265 (gcse_after_reload_main): Likewise.
4266 * predict.c (combine_predictions_for_bb): Likewise.
4267 * tree-parloops.c (reduction_phi): Likewise.
4268 (separate_decls_in_region): Likewise.
4269 (transform_to_exit_first_loop): Likewise.
4270 (gen_parallel_loop): Likewise.
4271 (gather_scalar_reductions): Likewise.
4272 (try_create_reduction_list): Likewise.
4273 * var-tracking.c (dump_vars): Likewise.
4274 (emit_notes_for_changes): Likewise.
4275 (vt_emit_notes): Likewise.
4277 2019-05-03 Richard Biener <rguenther@suse.de>
4279 PR tree-optimization/90316
4280 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4283 2019-05-03 Richard Biener <rguenther@suse.de>
4285 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4286 peeling for gaps by loading only lower halves of vectors
4288 (vectorizable_load): Likewise.
4290 2019-05-03 Richard Biener <rguenther@suse.de>
4293 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4295 2019-05-03 Richard Biener <rguenther@suse.de>
4298 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4299 Handle STRING_CST vs DECL or STRING_CST.
4301 2019-05-03 Richard Biener <rguenther@suse.de>
4303 PR tree-optimization/88963
4304 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4305 vector loads feeding only BIT_FIELD_REFs to component
4306 loads. Rewrite stores fed by CONSTRUCTORs to component
4309 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4311 * opts.h (finish_options): Remove lang_mask argument.
4312 (print_help, help_option_argument): Declare.
4313 * opts.c (print_help): Remove forward declaration, no longer static.
4314 (finish_options): Remove lang_mask argument, don't call print_help
4316 * opts-global.c (decode_options): Adjust finish_option caller, call
4319 PR tree-optimization/90303
4320 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4321 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4323 2019-05-03 Richard Biener <rguenther@suse.de>
4325 PR tree-optimization/89698
4326 * gimple-fold.c (canonicalize_constructor_val): Early out
4327 for constants, handle unfolded INTEGER_CSTs as they appear in
4328 C++ virtual table ctors.
4330 2019-05-03 Richard Biener <rguenther@suse.de>
4332 * passes.c (execute_function_todo): Remove dead code.
4334 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4336 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4337 the internal register number, for any "real" register.
4339 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4341 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4342 correct numbers for TFHAR, TFIAR, TEXASR.
4344 2019-05-02 Richard Biener <rguenther@suse.de>
4346 PR tree-optimization/89653
4347 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4348 update-address-taken before the pass.
4349 * passes.def (pass_tree_loop_init): Put comment before it.
4351 2019-05-02 Richard Biener <rguenther@suse.de>
4353 PR tree-optimization/89509
4354 * tree-ssa-structalias.c (compute_dependence_clique): Look
4355 at the first subvar when determining whether it is restrict.
4357 2019-05-02 Richard Biener <rguenther@suse.de>
4359 PR tree-optimization/90273
4360 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4361 useless debug stmts.
4363 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4365 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4367 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4369 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4370 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4371 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4372 (vectorizable_reduction): Use the functions above to vectorize in a
4373 fully masked loop codes that don't have a conditional internal
4376 2019-05-02 Martin Liska <mliska@suse.cz>
4378 * cgraphclones.c: Call valid_attribute_p with 1 for
4380 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4381 it's for target attribute.
4382 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4383 Add new boolean argument.
4384 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4386 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4387 to ix86_valid_target_attribute_inner_p.
4388 (ix86_valid_target_attribute_p): Pass flags argument to
4389 ix86_valid_target_attribute_inner_p.
4390 (get_builtin_code_for_version): Use 0 as it's target attribute.
4392 2019-05-02 Martin Liska <mliska@suse.cz>
4394 * gcc.c (process_command): Add dummy file only
4396 * opts-global.c (decode_options): Pass lang_mask.
4397 * opts.c (print_help): New function.
4398 (finish_options): Print --help if help_option_argument
4400 (common_handle_option): Factor out content of OPT__help_
4402 * opts.h (finish_options): Add new argument.
4404 2019-05-02 Martin Liska <mliska@suse.cz>
4407 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4408 With -minline-all-stringops use inline expansion using 4B loop.
4409 * doc/invoke.texi: Document the change of
4410 -minline-all-stringops.
4412 2019-05-01 Jeff Law <law@redhat.com>
4414 PR tree-optimization/88797
4415 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4416 PHI feeds a conditional on the RHS of an assignment.
4418 2019-04-30 Andrew Waterman <andrew@sifive.com>
4419 Jim Wilson <jimw@sifive.com>
4421 * config/riscv/constraints.md (L): New.
4422 * config/riscv/predicates.md (lui_operand): New.
4423 (sfb_alu_operand): New.
4424 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4425 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4426 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4427 * config/riscv/risc.md (type): Add sfb_alu.
4428 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4429 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4430 (branch_zero<mode>): Delete.
4432 (mov<GPR:mode><X:mode>cc): Likewise.
4433 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4435 2019-04-30 Nathan Sidwell <nathan@acm.org>
4437 * tree.h (MARK_TS_EXP): New.
4439 2019-04-30 Martin Liska <mliska@suse.cz>
4441 * opts.c (enable_warning_as_error): Provide hints
4442 for unknown options.
4444 2019-04-30 Martin Liska <mliska@suse.cz>
4447 * doc/invoke.texi: Add missing dash for gas-locview-support
4448 and gno-as-locview-support.
4450 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4453 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4454 whitespace at the start of target attribute string.
4456 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4459 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4460 Define __ARM_FEATURE_ATOMICS.
4462 2019-04-30 Martin Liska <mliska@suse.cz>
4464 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4465 into built_in_function enum. Remove code for endp == 2 and
4466 use BUILT_IN_* constants.
4467 (gimple_fold_builtin): Call the function with fcode.
4469 2019-04-30 Martin Liska <mliska@suse.cz>
4471 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4472 DECL_FUNCTION_CODE into ix86_builtins enum before
4473 the switch statement.
4475 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4477 PR tree-optimization/89475
4478 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4481 2019-04-30 Martin Liska <mliska@suse.cz>
4483 PR translation/90274
4484 * opts.c (print_filtered_help): Wrap string in _(...).
4486 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4488 PR tree-optimization/90240
4490 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4492 PR tree-optimization/90078
4493 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4494 checks for infinite_cost overflow.
4496 2019-04-29 Jeff Law <law@redhat.com>
4498 * passes.def: Move -Wrestrict pass after copy propagation.
4500 2019-04-29 Maya Rashish <coypu@sdf.org>
4502 * config.gcc (default_gnu_indirect_function): Default to yes
4503 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4504 sparc*-*-netbsd*, x86_64-*-netbsd*.
4506 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4508 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4509 where cond2 is NE_EXPR.
4510 (is_value_included_in): Update comment.
4512 2019-04-29 Richard Biener <rguenther@suse.de>
4514 PR tree-optimization/90278
4515 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4516 EH on comparison simplification.
4518 2019-04-29 Jason Merrill <jason@redhat.com>
4520 PR c++/82081 - tail call optimization breaks noexcept
4521 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4522 nothrow function to a might-throw function into a tail call.
4524 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4526 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4527 (DDR_INNER_LOOP): Likewise.
4528 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4529 (initialize_data_dependence_relation): Likewise.
4530 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4532 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4534 PR rtl-optimization/90257
4535 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4539 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4543 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4546 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4549 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4551 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4553 2019-04-29 Richard Biener <rguenther@suse.de>
4555 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4558 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4560 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4561 varasm.h, and netbsd-protos.h.
4563 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386-protos.h (ix86_data_alignment): Change
4567 the second argument type to unsigned int.
4568 * config/i386/i386.c (ix86_data_alignment): Change "align"
4569 argument type to unsigned int.
4571 2019-04-27 Martin Liska <mliska@suse.cz>
4574 * opt-suggestions.c (option_proposer::build_option_suggestions):
4575 When get_valid_option_values returns empty values, add the
4576 misspelling candidate.
4578 2019-04-26 Jim Wilson <jimw@sifive.com>
4580 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4582 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4583 Pass orig_mode to riscv_build_integer.
4584 (riscv_split_integer): Pass mode to riscv_move_integer.
4585 (riscv_legitimize_const_move): Likewise.
4586 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4587 promoted_mode. Replace force_reg call with code to load constant into
4588 promoted reg and then subreg it for the store.
4589 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4592 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4594 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4597 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4599 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4600 commentary about the encoding of precision.
4602 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4604 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4605 * config/i386/t-freebsd64: New file.
4606 * config.gcc: Add the t-freebsd64 for multilib support.
4608 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4610 * doc/extend.texi (vector_size): Add missing comma after @xref.
4612 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4614 * BASE-VER: Set to 10.0.0.
4616 2019-04-25 Richard Biener <rguenther@suse.de>
4619 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4620 VIEW_CONVERT_EXPR into one operating on an rvalue.
4622 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4625 * config/i386/i386.c (feature_priority): Moved to file scope.
4626 (processor_features): Likewise.
4627 (processor_model): Likewise.
4628 (_arch_names_table): Likewise.
4629 (arch_names_table): Likewise.
4630 (_feature_list): Removed.
4631 (feature_list): Likewise.
4632 (_isa_names_table): Moved to file scope. Add priority.
4633 (isa_names_table): Likewise.
4634 (get_builtin_code_for_version): Replace feature_list with
4635 isa_names_table. Update error message for P_ZERO priority.
4637 2019-04-25 Richard Biener <rguenther@suse.de>
4639 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4640 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4642 2019-04-24 Jeff Law <law@redhat.com>
4644 PR tree-optimization/90037
4645 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4646 * passes.def: Replace all instance of phi-only cprop with the
4647 lattice propagator. Move propagation pass from after erroneous
4648 path isolation to before erroneous path isolation.
4649 * tree-ssa-phionlycprop.c: Remove.
4651 2019-04-24 Richard Biener <rguenther@suse.de>
4654 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4655 by size and BITS_PER_UNIT on poly-wide-ints.
4657 2019-04-25 Richard Biener <rguenther@suse.de>
4660 * match.pd: Add pattern to simplify view-conversion of an
4663 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4665 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4666 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4667 for Go on 32 bit AIX.
4668 * config/rs6000/aix72.h: Likewise.
4670 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4673 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4674 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4676 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4679 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4680 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4681 for restored hard frame pointer.
4682 (s390_sched_dependencies_evaluation): Implement new target hook.
4683 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4685 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4687 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4688 * config/arc/arc.c (arc_init): Cleanup warning message.
4689 (arc_override_options): Likewise.
4691 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4694 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4695 a register if both if_true and if_false are MEMs.
4697 PR tree-optimization/90208
4698 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4699 after labels of new_bb, not before them.
4701 PR tree-optimization/90211
4702 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4703 which are not SSA_NAMEs.
4705 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4707 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4709 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4711 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4713 PR rtl-optimization/87979
4714 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4717 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4719 PR rtl-optimization/84032
4720 * modulo-sched.c (ps_insn_find_column): Change condition so that
4721 branch will always be the last insn in a row inside partial
4724 2019-04-23 Richard Biener <rguenther@suse.de>
4727 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4728 dest_single_pred_p argument.
4729 (remove_forwarder_block): Adjust.
4730 (remove_forwarder_block_with_phi): Likewise.
4732 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4733 Bernd Edlinger <bernd.edlinger@hotmail.de>
4734 Jakub Jelinek <jakub@redhat.com>
4737 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4738 if used with general-regs-only.
4739 (arm_conditional_register_usage): Don't add non-general regs if
4741 (arm_valid_target_attribute_rec): Handle general-regs-only.
4742 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4744 (TARGET_HARD_FLOAT_SUB): Define.
4745 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4746 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4747 (TARGET_REALLY_IWMMXT2): Likewise.
4748 * config/arm/arm.opt: Add -mgeneral-regs-only.
4749 * doc/extend.texi: Document ARM general-regs-only target.
4750 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4752 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4754 PR tree-optimization/90078
4755 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4756 checks for infinite_cost overflow.
4758 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4760 PR tree-optimization/90021
4761 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4762 and check univariate against it.
4763 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4764 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4766 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4770 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4773 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4776 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4778 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4780 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4782 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4783 names using operand format, rather than hard-wired.
4784 (speculation_barrier): Likewise.
4786 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4788 PR tree-optimization/88055
4789 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4790 (gen_one_condition): Use it if !HONOR_NANS.
4792 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4795 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4796 assign_temp instead of gen_reg_rtx.
4798 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4800 PR translation/90118
4801 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4802 Add missing space before %<.
4804 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4806 PR rtl-optimization/87871
4807 * ira-lives.c (make_object_dead): Don't add conflicts to
4808 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4810 2019-04-18 Martin Sebor <msebor@redhat.com>
4813 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4814 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4815 assuming type size fits in SHWI.
4817 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4820 * ipa-inline.c (flatten_function): New parameter UPDATE.
4821 (ipa_inline, early_inliner): Use it.
4823 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4825 * fold-const.c (int_const_binop): Return early on failure.
4827 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4830 * combine.c (force_int_to_mode): Cast the argument rather than
4831 the result of known_alignment.
4832 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4834 2019-04-18 Richard Biener <rguenther@suse.de>
4837 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4839 (remove_forwarder_block): ... here.
4840 (remove_forwarder_block_with_phi): Also move debug stmts here.
4842 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4844 PR translation/79183
4845 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4846 inform where appropriate.
4848 2019-04-18 Richard Biener <rguenther@suse.de>
4850 * tree.c (get_qualified_type): Put found type variants at the
4851 head of the variant list.
4853 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4855 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4857 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4860 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4861 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4862 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4863 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4864 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4866 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4868 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4869 even for allocno's with no conflicts.
4870 (print_conflicts): Print an extra newline.
4872 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4874 * auto-inc-dec.c (attempt_change): Set the alignment of the
4875 temporary memory to that of the original.
4877 2019-04-17 Joao Moreira <jmoreira@suse.de>
4879 * targhooks.c (default_print_patchable_function_entry): Emit
4880 __patchable_function_entries section with writable flags to allow
4881 relocation resolution.
4883 2019-04-17 Jonny Grant <jg@jguk.org>
4885 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4887 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4890 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4893 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4895 * config/arc/arc.c (arc_init): Format diagnostic string.
4896 (arc_override_options): Likewise.
4897 (check_if_valid_regno_const): Likewise.
4898 (arc_reorg): Likewise.
4900 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4903 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4905 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4907 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4908 (*movdi_update1): Use Pmode.
4909 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4910 (movdi_<mode>_update_stack): Rename to ...
4911 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4913 (*movsi_update1): Use Pmode.
4914 (*movsi_update2): Use Pmode.
4915 (movsi_update): Rename to ...
4916 (movsi_<mode>_update): ... this. Use Pmode.
4917 (movsi_update_stack): Fix condition.
4918 (*movhi_update1): Use Pmode. Fix argument to
4919 avoiding_indexed_address_p.
4920 (*movhi_update2): Ditto.
4921 (*movhi_update3): Ditto.
4922 (*movhi_update4): Ditto.
4923 (*movqi_update1): Ditto.
4924 (*movqi_update2): Ditto.
4925 (*movqi_update3): Ditto.
4926 (*movsf_update1, *movdf_update1): Merge, rename to...
4927 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4928 avoiding_indexed_address_p. Add "size" attribute.
4929 (*movsf_update2, *movdf_update2): Merge, rename to...
4930 (*mov<mode>_update2): This. Ditto.
4931 (*movsf_update3): Use Pmode. Fix argument to
4932 avoiding_indexed_address_p.
4933 (*movsf_update4): Ditto.
4934 (allocate_stack): Simplify condition. Adjust pattern names.
4936 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4939 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4940 whitespace at the start of target attribute string.
4942 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4945 * config/rs6000/power9.md: Add store forwarding bypass.
4947 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4950 * valtrack.c (dead_debug_insert_temp): Reset debug references
4951 to the return value of a call being removed.
4953 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4955 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4956 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4957 implement target hook.
4958 (arc_memory_move_cost): New function.
4959 (TARGET_REGISTER_MOVE_COST): Define.
4960 (TARGET_MEMORY_MOVE_COST): Likewise.
4961 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4962 (MEMORY_MOVE_COST): Likewise.
4964 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4966 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4967 (sibcall_value_insn): Likewise.
4968 * config/arc/constraints.md (Rs5): Remove.
4970 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4972 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4973 for last two fake registers.
4974 (arc_conditional_register_usage): Make sure fake frame and arg
4975 pointer regs are in general regs class.
4976 (FRAME_POINTER_MASK): Remove.
4977 (RETURN_ADDR_MASK): Remove.
4978 (arc_must_save_register): Use hard frame regnum.
4979 (frame_restore_reg): Use hard_frame_pointer_rtx.
4980 (arc_save_callee_saves): Likewise.
4981 (arc_restore_callee_saves): Likewise.
4982 (arc_save_callee_enter): Likewise.
4983 (arc_restore_callee_leave): Likewise.
4984 (arc_save_callee_milli): Likewise.
4985 (arc_eh_return_address_location): Likewise.
4986 (arc_check_multi): Use hard frame regnum.
4987 (arc_can_eliminate): Likewise.
4988 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4989 for register allocator.
4990 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4991 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4992 (FRAME_POINTER_REGNUM): Change it to a fake register.
4993 (HARD_FRAME_POINTER_REGNUM): Defined.
4994 (ARG_POINTER_REGNUM): Change it to a new fake register.
4995 (ELIMINABLE_REGS): Update.
4996 (REGISTER_NAMES): Update names.
4997 * config/arc/arc.md (LP_START): Remove.
4999 (shift_si3_loop): Update pattern.
5001 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
5003 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
5004 to avoid delay slot scheduling.
5005 (arc_must_save_register): Don't save SP.
5006 * config/arc/arc.md (stack_tie): Remove.
5007 (UNSPEC_ARC_STKTIE): Likewise.
5009 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
5010 Shiva Chen <shiva0217@gmail.com>
5012 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
5013 code gen with large shift amount.
5015 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
5017 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
5020 2019-04-16 Jakub Jelinek <jakub@redhat.com>
5023 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
5024 print -m64/-mx32/-m32 if it is true.
5025 (ix86_debug_options, ix86_function_specific_print): Pass true as
5026 ADD_ABI_P to ix86_target_string.
5027 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
5028 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
5029 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
5031 PR rtl-optimization/90082
5032 * dce.c (can_delete_call): New function.
5033 (deletable_insn_p, mark_insn): Use it.
5035 PR tree-optimization/90090
5036 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
5038 (is_division_by_square): Likewise. Formatting fix.
5040 2019-04-16 Richard Biener <rguenther@suse.de>
5042 PR tree-optimization/56049
5043 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
5044 equality check if alias-set zero will prevail.
5046 2019-04-15 Jeff Law <law@redhat.com>
5048 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
5049 size and alignment as unsigned.
5051 2019-04-15 Richard Biener <rguenther@suse.de>
5054 * tree-loop-distribution.c (destroy_loop): Preserve correct
5057 2019-04-15 Richard Biener <rguenther@suse.de>
5059 PR tree-optimization/90071
5060 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
5061 abnormal operands from def stmts.
5063 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
5065 PR rtl-optimization/89794
5066 * combine.c (count_auto_inc): New function.
5067 (try_combine): Count how many auto_inc expressions there were in the
5068 original instructions. Ensure we have the same number in the new
5069 instructions. Remove the code that tried to ensure auto_inc side
5070 effects on i1 and i0 are not lost.
5072 2019-04-15 Richard Biener <rguenther@suse.de>
5075 * tree.h (auto_var_p): Declare.
5076 * tree.c (auto_var_p): New function, split out from ...
5077 (auto_var_in_fn_p): ... here.
5078 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
5080 (new_var_info): Initialize it.
5081 (set_uids_in_ptset): Also set the shadow variable uid if required.
5082 (ipa_pta_execute): Postprocess points-to solutions assigning
5083 shadow variable uids for locals that may reach their containing
5084 function recursively.
5085 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
5086 assert but instead check whether the points-to solution is
5089 2019-04-15 Martin Jambor <mjambor@suse.cz>
5092 * cgraph.c (clone_of_p): Loop over clone chain for each step in
5095 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5097 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5099 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
5100 Kito Cheng <kito.cheng@gmail.com>
5101 Shiva Chen <shiva0217@gmail.com>
5103 * config/nds32/nds32-md-auxiliary.c
5104 (nds32_legitimize_pic_address): Use new PIC pattern.
5105 (nds32_legitimize_tls_address): Use new TLS pattern.
5106 (nds32_output_symrel): New.
5107 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
5108 (nds32_alloc_relax_group_id): Ditto.
5109 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
5110 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
5112 (nds32_group_tls_insn): Ditto.
5113 (nds32_group_float_insns): Ditto.
5114 * config/nds32/nds32.md (tls_le): New.
5117 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
5119 * configure: Add nds32 target for dwarf2 debug_line checking.
5120 * configure.ac: Regenerated.
5122 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
5125 * ipa-devirt.c (skip_in_fields_list_p): New.
5126 (odr_types_equivalent_p): Use it.
5128 2019-04-13 Jakub Jelinek <jakub@redhat.com>
5131 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
5132 instead of strncmp when checking for thumb and arm. Formatting fixes.
5134 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
5136 * doc/install.texi: Document --with-target-system-zlib.
5138 2019-04-12 Martin Sebor <msebor@redhat.com>
5144 * targhooks.c (default_vector_alignment): Avoid assuming
5145 argument fits in SHWI.
5146 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
5148 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
5150 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5152 PR rtl-optimization/89965
5153 * dce.c: Include rtl-iter.h.
5154 (struct check_argument_load_data): New type.
5155 (check_argument_load): New function.
5156 (find_call_stack_args): Check for loads from stack slots still tracked
5157 in sp_bytes and punt if any is found.
5159 * config/mips/loongson-mmiintrin.h: Fix up #error message.
5161 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
5163 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
5164 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
5166 2019-04-12 Martin Liska <mliska@suse.cz>
5169 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
5171 (separate_attrs): Handle multiple 'default's.
5172 (expand_target_clones): Rework error handling code.
5174 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
5177 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5178 mode of vector rather than mode of destination for move instruction.
5179 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
5180 Use QI inner mode with V16QI vector mode.
5182 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5185 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
5186 "invalid %%t operand" in output_operand_lossage message.
5188 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
5190 * config/s390/predicates.md (permute_pattern_operand): New
5192 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
5193 operand for the permute pattern.
5194 ("*vec_perm<mode>"): New insn definition.
5195 ("bswap<mode>"): Generate the permute pattern operand in the
5196 expander and perform the operand reloads for pre arch13 level
5198 ("*bswap<mode>_emu"): Rename to ...
5199 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
5200 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
5201 Add the USE operand for the permute pattern.
5202 ("*vec_set_bswap_vec<mode>"): Likewise.
5204 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5207 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5208 and gcc_unreachable if it fails, just call tree_to_uhwi which
5209 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5210 Start warning message with a lower-case letter. Formatting fixes.
5212 PR rtl-optimization/90026
5213 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5214 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5215 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5216 in cfglayout mode, use emit_barrier_after_bb.
5218 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5220 PR rtl-optimization/87763
5221 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5224 2019-04-11 Tom de Vries <tdevries@suse.de>
5226 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5227 max macro using statement expression.
5229 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5231 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5232 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5233 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5234 read_only_private_data_section using xcoff_private_rodata_section_name.
5235 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5237 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5240 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5242 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5244 PR rtl-optimization/89965
5245 * dce.c (sp_based_mem_offset): New function.
5246 (find_call_stack_args): Use sp_based_mem_offset.
5248 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5250 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5252 2019-04-11 Richard Biener <rguenther@suse.de>
5254 PR tree-optimization/90020
5255 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5256 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5257 * tree-ssa-pre.c (compute_avail): Use it to not put
5258 possibly trapping references after a call that might not
5259 return into EXP_GEN.
5260 * gcse.c (compute_hash_table_work): Do not elide
5261 marking a block containing a call if the call might not
5264 2019-04-11 Richard Biener <rguenther@suse.de>
5266 PR tree-optimization/90018
5267 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5268 Test both SLP and interleaving variants.
5270 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5272 * config/s390/8561.md: New file.
5273 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5274 Add arch13 cpu model.
5275 * config/s390/s390-opts.h (enum processor_type): Likewise.
5276 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5277 (s390_get_unit_mask): Likewise.
5278 (s390_is_fpd): Likewise.
5279 (s390_is_fxd): Likewise.
5280 * config/s390/s390.h (s390_tune_attr): Likewise.
5281 * config/s390/s390.md: Include arch13 pipeline description.
5282 * config/s390/s390.opt: Add arch13.
5284 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5286 PR rtl-optimization/87763
5287 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5289 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5291 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5293 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5294 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5295 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5296 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5298 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5300 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5301 "Although" in -fipa-icf documentation.
5303 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5304 of using multiple -g options.
5306 2019-04-10 Martin Liska <mliska@suse.cz>
5308 PR gcov-profile/89959
5309 * doc/gcov.texi: Make documentation of -x option
5312 2019-04-10 Richard Biener <rguenther@suse.de>
5314 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5316 (DR_GROUP_SAME_DR_STMT): Remove.
5317 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5318 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5319 replace with assert.
5320 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5321 (vect_record_grouped_load_vectors): Remove unreachable code.
5323 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5326 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5327 obsolete reference to N.
5329 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5332 * expr.c (store_expr): Set properly size on the MEM passed to
5336 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5337 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5338 translation is needed, and when translation is needed, only append
5339 ... if the string length is hostsz or more bytes long. Avoid using
5342 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5345 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5346 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5348 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5349 differences directly.
5350 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5352 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5354 PR translation/90011
5355 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5357 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5359 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5360 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5361 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5362 trailing space from -gsplit-dwarf diagnostics.
5364 PR tree-optimization/89998
5365 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5366 instead of integer_type_node if possible, don't add ranges if return
5367 type is not compatible with int.
5368 * gimple-fold.c (gimple_fold_builtin_sprintf,
5369 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5372 2019-04-09 Martin Liska <mliska@suse.cz>
5374 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5375 * doc/install.texi: Document the new config.
5377 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5379 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5380 use gimple_expr_type for load and store calls. Skip over the
5381 condition argument in a conditional internal function.
5382 Protect use of TREE_INT_CST_LOW.
5384 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5387 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5388 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5389 trailing period from it too.
5391 2019-04-08 wu yuan <wuyuan5@huawei.com>
5393 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5394 * config/aarch64/aarch64.md : Add "tsv110.md"
5395 * config/aarch64/tsv110.md: New file.
5397 2019-04-08 Richard Biener <rguenther@suse.de>
5399 PR tree-optimization/90006
5400 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5403 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5406 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5408 (fma_root_node): Likewise.
5409 (func_fma_steering): Likewise.
5411 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5413 PR rtl-optimization/89865
5414 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5416 PR rtl-optimization/89865
5417 * config/i386/i386.md
5418 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5419 numbers not to clash with the additional operands[4].
5420 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5421 with extra register copy in the middle.
5423 2019-04-08 Martin Liska <mliska@suse.cz>
5425 PR gcov-profile/89961
5426 * doc/gcov.texi: Document data_file.
5427 * gcov.c (generate_results): Add data_info into JSON output.
5429 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5431 PR tree-optimization/89725
5432 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5433 loop's chrec as invariant symbol.
5434 * tree-chrec.h (chrec_contains_symbols): New parameter.
5435 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5436 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5437 function of loops not in DDR's loop_nest.
5438 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5440 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5443 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5446 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5449 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5450 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5452 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5454 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5455 targetm.fixed_condition_code_regs.
5457 2019-04-05 Richard Biener <rguenther@suse.de>
5461 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5462 debug bind stmts but reset them if they are not valid at the
5465 2019-04-05 Martin Liska <mliska@suse.cz>
5467 PR translation/89936
5468 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5469 order to wrap keywords or arguments.
5470 * collect2.c (main): Likewise.
5471 (scan_prog_file): Likewise.
5472 (scan_libraries): Likewise.
5473 * common/config/riscv/riscv-common.c
5474 (riscv_subset_list::parsing_subset_version): Likewise.
5475 (riscv_subset_list::parse_std_ext): Likewise.
5476 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5478 * config/arm/arm.c (arm_option_override): Likewise.
5479 * config/cris/cris.c (cris_print_operand): Likewise.
5480 * config/darwin-c.c (darwin_pragma_options): Likewise.
5481 (darwin_pragma_unused): Likewise.
5482 (darwin_pragma_ms_struct): Likewise.
5483 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5484 * config/i386/i386.c (print_reg): Likewise.
5485 (ix86_print_operand): Likewise.
5486 * config/i386/xm-djgpp.h: Likewise.
5487 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5488 * config/m32c/m32c.c (m32c_option_override): Likewise.
5489 * config/msp430/msp430.c (msp430_option_override): Likewise.
5490 * config/nds32/nds32.c (nds32_option_override): Likewise.
5491 * config/nvptx/mkoffload.c (main): Likewise.
5492 * config/rx/rx.c (rx_print_operand): Likewise.
5493 (valid_psw_flag): Likewise.
5494 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5495 (vms_pragma_nomember_alignment): Likewise.
5496 (vms_pragma_extern_model): Likewise.
5497 * lto-wrapper.c (compile_offload_image): Likewise.
5498 * omp-offload.c (oacc_parse_default_dims): Likewise.
5499 * symtab.c (symtab_node::verify_base): Likewise.
5500 * tlink.c (recompile_files): Likewise.
5501 (start_tweaking): Likewise.
5502 * tree-profile.c (parse_profile_filter): Likewise.
5504 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5506 PR tree-optimization/89956
5507 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5508 multiple negates of the same value.
5510 2019-04-04 Martin Sebor <msebor@redhat.com>
5514 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5515 have the same precision since the function crashes otherwise.
5516 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5517 has non-zero arguments.
5519 2019-04-04 Martin Sebor <msebor@redhat.com>
5522 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5523 out if the number of arguments is less than expected.
5525 2019-04-04 Jeff Law <law@redhat.com>
5527 PR rtl-optimization/89399
5528 * ree.c (combine_set_extension): Use single_set rather than
5529 digging into PATTERN for items on the candidate list.
5530 (combine_reaching_defs): Likewise.
5532 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5534 PR rtl-optimization/46590
5535 * loop-invariant.c (find_defs): Move df_remove_problem and
5536 df_process_deferred_rescans to move_invariants.
5537 Move df_live_add_problem and df_live_set_all_dirty calls
5539 (move_invariants): Likewise.
5540 (move_loop_invariants): Likewise, making the df_live calls
5541 conditional on -O. Remove the problem again if we added it
5544 2019-04-03 qing zhao <qing.zhao@oracle.com>
5546 PR tree-optimization/89730
5547 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5548 -flive-patching=inline-only-static.
5549 (can_inline_edge_by_limits_p): Add the checking for
5550 -flive-patching=inline-only-static and grant always_inline
5551 even when -flive-patching=inline-only-static is specified.
5553 2019-04-03 Jeff Law <law@redhat.com>
5555 PR rtl-optimization/81025
5556 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5558 2019-04-03 Richard Biener <rguenther@suse.de>
5560 PR tree-optimization/84101
5561 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5562 regs.h for hard_regno_nregs.
5563 (cfun_returns): New helper.
5564 (vect_model_store_cost): When vectorizing a store to a decl
5565 we return and the function ABI returns in a multi-reg location
5566 account for the possible spilling that will happen.
5568 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5570 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5571 displacement addresses for vector mode operands.
5573 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5575 * config/arc/arc.c (GMASK_LEN): Define.
5576 (arc_restore_callee_saves): Restore first blink when
5579 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5581 * doc/extend.texi: Add deprecated comment on sign-return-address
5582 function attribute and add mbranch-protection.
5583 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5585 2019-04-03 Richard Biener <rguenther@suse.de>
5588 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5589 the all target phony.
5591 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5596 Return false for variable DImode shifts.
5597 (dimode_scalar_chain::compute_convert_gain): Do not handle
5598 register count operand in variable DImode shifts.
5599 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5600 count argument of a variable shift instruction to a vector register.
5601 (dimode_scalar_chain::convert_reg): Remove support to convert
5602 count argument of a variable shift instruction.
5604 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5606 PR rtl-optimization/84206
5607 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5608 iterating over loop headers.
5610 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5612 PR rtl-optimization/85876
5613 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5614 beyond the original fence.
5616 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5618 * config.gcc: Mark spu* targets as deprecated/obsolete.
5620 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5622 * config/s390/s390-builtin-types.def: New builtin function type
5623 definitions. Remove unused types.
5624 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5625 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5626 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5627 overloaded builtins.
5628 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5629 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5630 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5631 (vec_double, vec_signed, vec_unsigned): Define to use the new
5632 overloaded builtins.
5633 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5636 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5638 * config/s390/s390-builtin-types.def: New builtin function type
5640 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5641 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5642 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5643 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5644 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5645 constant definitions.
5646 * config/s390/vecintrin.h (vec_search_string_cc)
5647 (vec_search_string_until_zero_cc): New builtin name definitions.
5648 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5650 ("vec_vstrs<mode>"): New insn definition.
5652 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5654 * config/s390/s390-builtin-types.def: Add new builtin function
5656 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5657 New overloaded builtins.
5658 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5660 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5661 (UNSPEC_VEC_SLDBYTE): ... this.
5662 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5663 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5665 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5666 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5667 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5669 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5671 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5672 New insn definition.
5673 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5674 * config/s390/vector.md (V_HW_HSD): ... here.
5676 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5678 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5679 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5680 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5681 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5682 New insn definitions.
5684 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5686 * config/s390/s390-builtin-types.def: Add new builtin function type.
5687 * config/s390/s390-builtins.def: Add overloaded builtin
5688 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5689 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5690 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5691 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5692 ("eltswap<mode>"): New expander.
5693 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5696 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5698 * config/s390/s390-builtin-types.def: Add new builtin function types.
5699 * config/s390/s390-builtins.def: Add overloaded builtin
5700 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5702 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5703 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5704 ("bswap<mode>"): New expander.
5705 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5707 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5709 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5710 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5711 vector builtin version number in __VEC__.
5713 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5715 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5717 (SFSI): New mode attribute.
5718 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5719 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5721 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5722 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5723 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5724 ("floatsi<mode>2"): Add wcefb instruction.
5726 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5728 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5729 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5731 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5732 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5733 support 32 bit fp-int conversions. Rename to ...
5734 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5735 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5736 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5737 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5740 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5742 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5743 if-then-else constructs if we can use the select instruction.
5744 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5746 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5748 * config/s390/s390.md ("*popcountdi_arch13_cc")
5749 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5751 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5752 Append _z196 to make it ...
5753 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5754 ("popcounthi2_z196"): ... this.
5755 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5756 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5758 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5760 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5761 certain compares for arch13 in order to make use of the condition
5762 code result produced by the new instructions.
5763 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5764 nxrk, and nxgrk instruction patterns.
5765 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5766 (inv_no): Add new code iterator together with some attributes.
5767 ("*andc_split_<mode>"): Disable splitter for arch13.
5768 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5769 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5770 ("*<ANDOR:bitops_name>c<GPR:mode>")
5771 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5772 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5773 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5774 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5776 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5778 * common/config/s390/s390-common.c (processor_flags_table): New
5780 * config.gcc: Support arch13 with the --with-arch= configure flag.
5781 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5782 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5783 * config/s390/s390.c (s390_get_sched_attrmask)
5784 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5785 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5786 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5787 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5788 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5790 * config/s390/s390.opt: Support arch13 as processor type in
5791 command line options.
5793 2019-04-02 Martin Liska <mliska@suse.cz>
5795 PR translation/89912
5796 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5797 Fix param description of graphite-max-arrays-per-scop.
5799 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5801 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5802 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5803 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5805 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5807 PR rtl-optimization/85412
5808 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5809 sel_sched_region_1, not after.
5811 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5813 PR rtl-optimization/86928
5814 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5815 compute_live if necessary.
5816 (sel_redirect_edge_and_branch): Likewise.
5818 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5820 PR rtl-optimization/89865
5821 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5822 register if it is a part of small class.
5824 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5826 PR rtl-optimization/87273
5827 * sel-sched-ir.c (merge_fences): Remove assert.
5829 2019-04-01 Richard Biener <rguenther@suse.de>
5831 PR tree-optimization/46590
5832 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5833 (dom_walker::m_reachability): Add in place of...
5834 (dom_walker::m_skip_unreachable_blocks): ...this.
5835 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5836 Move complex initialization ...
5837 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5838 lazily and initialize edge flags on each invocation.
5839 (dom_walker::bb_reachable): Use m_reachability.
5841 2019-04-01 Martin Liska <mliska@suse.cz>
5844 * opt-suggestions.c (option_proposer::build_option_suggestions):
5845 Add variant without any argument in order to provide better
5848 2019-04-01 Richard Biener <rguenther@suse.de>
5851 * gimple.c: Include langhooks.h.
5852 (gimple_get_alias_set): Treat enumeral types as the underlying
5855 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5856 Eric Botcazou <ebotcazou@adacore.com>
5858 PR rtl-optimization/89862
5859 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5860 that operates on the full registers for WORD_REGISTER_OPERATIONS
5863 2019-03-29 Jim Wilson <jimw@sifive.com>
5865 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5866 Clear MASK_RVC and then set if C subset supported.
5868 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5871 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5872 non-addressable complit into its initializer if it is volatile.
5874 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5876 * opts-common.c (integral_argument): Set errno properly in one case.
5878 2019-03-29 Martin Liska <mliska@suse.cz>
5880 * doc/invoke.texi: Remove -Wchkp from documentation.
5882 2019-03-29 Martin Liska <mliska@suse.cz>
5884 * dbgcnt.c (print_limit_reach): New function.
5887 2019-03-29 Martin Liska <mliska@suse.cz>
5889 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5890 (dbg_cnt_process_opt): Parse first tokens aas
5891 dbg_cnt_process_single_pair is also using strtok.
5893 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5895 PR rtl-optimization/87485
5896 * function.c (expand_function_end): Move stack_protect_epilogue
5897 before loading of return value into hard register(s).
5899 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5902 * tree-inline.h (struct copy_body_data): Add
5903 dont_remap_vla_if_no_change flag.
5904 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5905 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5906 and remap_type_2 returns false.
5907 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5908 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5909 only from where it is copied to nested contexts.
5911 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5914 * config/i386/i386.md (RMW operation with LEA peephole):
5915 Use LEAMODE mode attribute instead of SWI mode iterator for
5918 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5921 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5922 Also process XEXP (src, 0) of a shift insn.
5924 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5927 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5928 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5930 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5932 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5934 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5935 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5936 immediately after first one with df_analyze in between, but rather
5937 process all bbs, queueing ones that need second pass in a worklist,
5938 df_analyze, process queued debug insn changes and if second pass is
5939 needed, process bbs from worklist, df_analyze, process queued debug
5942 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5943 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5944 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5946 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5949 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5952 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5955 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5956 function for 32-bit MS_ABI.
5957 (function_value_ms_32): New function.
5959 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5961 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5962 (movdi): Call gen_movdi_symbol_save_scc.
5963 (gen_movdi_symbol_save_scc): New insn and split.
5965 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5967 PR rtl-optimization/89313
5968 * function.c (matching_constraint_num): New static function.
5969 (match_asm_constraints_1): Use it. Fixup white space and comment.
5970 Don't replace inputs with non-matching constraints which conflict
5971 with early clobber outputs.
5973 2019-03-27 Jeff Law <law@redhat.com>
5976 PR rtl-optimization/87761
5977 PR rtl-optimization/89826
5978 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5980 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5981 note problem to get REG_DEAD/REG_UNUSED notes updated.
5983 2019-03-27 Richard Biener <rguenther@suse.de>
5985 PR tree-optimization/89463
5986 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5987 queue edges to remove.
5988 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5989 dead stmts. Delay edge removal until PHIs are removed to
5990 make debug-stmt creation not confused by seemingly degenerate
5993 2019-03-27 Alan Modra <amodra@gmail.com>
5995 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5997 * config/rs6000/darwin.h: Likewise.
5998 * config/rs6000/rs6000.c: Likewise.
6000 2019-03-27 Alan Modra <amodra@gmail.com>
6002 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
6003 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
6005 2019-03-26 Andrew Waterman <andrew@sifive.com>
6006 Jim Wilson <jimw@sifive.com>
6008 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
6009 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
6010 (generic_idivdi, generic_fmul_single, generic_fmul_double)
6011 (generic_fdiv, generic_fsqrt): Add check for generic tune.
6012 (generic_alu): Add auipc to type list.
6013 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
6014 (riscv_microarchitecture): Declare.
6015 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
6016 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
6018 (riscv_microarchitecture): New.
6019 (sifive_7_tune_info): New.
6020 (riscv_cpu_info_table): Add microarchitecture value for rocket and
6021 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
6023 (riscv_store_data_bypass_p): New.
6024 (riscv_option_override): Set riscv_microarchitecture from
6025 cpu->microarchitecture.
6026 * config/riscv/riscv.md: Include sifive-7.md.
6029 (auipc<mode>): Change type to auipc.
6030 (restore_stack_nonlocal): New.
6031 * config/riscv/sifive-7.md: New.
6032 * doc/invoke.texi (RISC-V Options): Update mtune docs.
6034 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6038 Also process XEXP (src, 0) of a shift insn.
6040 2019-03-26 Richard Biener <rguenther@suse.de>
6042 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
6043 (copy_debug_stmt): Likewise.
6044 (expand_call_inline): Likewise.
6045 (copy_bb): Avoid redundant lookup & set of gimple_block.
6046 * gimple-low.c (lower_gimple_return): Likewise.
6047 (lower_builtin_setjmp): Likewise.
6049 2019-03-26 Jakub Jelinek <jakub@redhat.com>
6051 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
6052 is constant 0, turn into static const data member initialized to false.
6053 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
6054 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
6056 2019-03-26 Jason Merrill <jason@redhat.com>
6057 Jakub Jelinek <jakub@redhat.com>
6059 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
6061 (mem_alloc_description::release_object_overhead): Fix comment typos.
6062 * hash-table.h (hash_table::~hash_table): Call
6063 release_instance_overhead only if m_entries is non-NULL, otherwise
6064 call unregister_descriptor.
6066 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
6068 PR tree-optimization/81740
6069 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6070 In case of outer loop vectorization, check for backward dependence
6071 at the inner loop if outer loop dependence is reversed.
6073 2019-03-26 Alan Modra <amodra@gmail.com>
6075 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
6076 rs6000_vector_mem init. Correct wI and wJ comment.
6078 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
6080 PR rtl-optimization/88347
6081 PR rtl-optimization/88423
6082 * sched-deps.c (sched_analyze_insn): Take into account that for
6083 tablejumps the barrier appears after a label and a jump_table_data.
6085 2019-03-25 Martin Sebor <msebor@redhat.com>
6088 * c-common.c (check_user_alignment): Rename local. Correct maximum
6089 alignment in diagnostic. Avoid assuming argument fits in SHWI,
6090 convert it to UHWI when it fits.
6092 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
6095 * dwarf2out.c (premark_used_variables): New function.
6096 (prune_unused_types_walk): Do not mark not premarked external
6098 (prune_unused_types): Call premark_used_variables.
6100 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
6102 PR rtl-optimization/89676
6103 * lra-constraints.c (curr_insn_transform): Do match reload for
6104 early clobbers when the match was successful only for different
6107 2019-03-25 Martin Sebor <msebor@redhat.com>
6109 * doc/extend.texi (Common Type Attributes): Document vector_size.
6110 (Common Variable Attributes): Mention size constraint. Correct
6112 (Vector Extensions): Use @dfn when defining bas type. Clarify
6113 base type and size constraints.
6115 2019-03-25 Richard Biener <rguenther@suse.de>
6117 PR tree-optimization/89789
6118 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
6119 changes from non-undefined back to undefined.
6121 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
6123 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
6124 heap string and a gc string, but since this variable is unknown to
6125 ggc the gc string might get reused and corrupted. Fixed by always
6126 using a heap string.
6128 2019-03-25 Richard Biener <rguenther@suse.de>
6130 PR tree-optimization/89779
6131 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
6132 to remove IV defs, delay actual removal.
6133 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
6134 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
6135 very end, properly also reset loop control IV information.
6137 2019-03-25 Richard Biener <rguenther@suse.de>
6139 PR tree-optimization/89802
6140 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
6141 move EH data to folded stmt.
6143 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6145 * config/s390/s390-builtin-types.def: Remove few unused types and
6146 fix sort order for others.
6148 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
6150 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
6151 expected and found types with -mdebug during builtin matching.
6153 2019-03-25 Richard Biener <rguenther@suse.de>
6156 * fold-const.c (operand_equal_p): Revert last change with
6159 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
6161 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
6162 notes for the result of the __tls_get_addr calls.
6163 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
6165 2019-03-24 Jeff Law <law@redhat.com>
6167 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
6169 PR rtl-optimization/87761
6170 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
6171 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
6173 (pass_cprop_hardreg::execute): Add df note problem and defer insn
6174 rescans. Reprocess blocks as needed, calling df_analyze before
6175 reprocessing. Always call df_analyze before fixing up debug bind
6178 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
6180 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
6183 2019-03-22 Andrew Pinski <apinski@marvell.com>
6185 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
6186 attrribute for uxtw.
6188 2019-03-26 Jeff Law <law@redhat.com>
6190 PR rtl-optimization/87761
6191 * config/mips/mips-protos.h (mips_split_move): Add new argument.
6192 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
6193 (mips_split_move): Accept new INSN argument. Try to forward SRC
6194 into the next instruction.
6195 (mips_split_move_insn): Pass INSN through to mips_split_move.
6197 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
6199 PR rtl-optimization/89676
6200 * lra-constraints.c (curr_insn_transform): Do match reload for
6201 early clobbers even if the match was successful.
6203 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6206 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6208 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6210 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6212 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6214 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6215 <avx512>_fmsub_<mode>_mask3<round_name>,
6216 <avx512>_fnmadd_<mode>_mask3<round_name>,
6217 <avx512>_fnmsub_<mode>_mask3<round_name>,
6218 avx512f_vmfmadd_<mode>_mask3<round_name>,
6219 avx512f_vmfmsub_<mode>_mask3<round_name>,
6220 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6221 instead of register_operand and %v instead of v for match_operand 1.
6222 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6223 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6224 <round_nimm_predicate> instead of register_operand and %v instead of v
6225 for match_operand 1.
6227 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6228 <avx512>_fmadd_<mode>_mask3<round_name>,
6229 <avx512>_fmsub_<mode>_mask<round_name>,
6230 <avx512>_fmsub_<mode>_mask3<round_name>,
6231 <avx512>_fnmadd_<mode>_mask<round_name>,
6232 <avx512>_fnmadd_<mode>_mask3<round_name>,
6233 <avx512>_fnmsub_<mode>_mask<round_name>,
6234 <avx512>_fnmsub_<mode>_mask3<round_name>,
6235 <avx512>_fmaddsub_<mode>_mask<round_name>,
6236 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6237 <avx512>_fmsubadd_<mode>_mask<round_name>,
6238 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6239 <round_nimm_predicate> instead of nonimmediate_operand.
6240 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6241 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6242 Use register_operand instead of <round_nimm_predicate> for the
6243 operand that needs to match output.
6244 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6245 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6246 Likewise. Formatting fixes.
6249 * config/i386/i386.c (enum ix86_builtins): Remove
6250 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6251 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6252 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6253 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6254 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6255 __builtin_ia32_vfmsubss3_mask3): New builtins.
6256 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6257 avx512f_vmfmadd_<mode>_mask3<round_name>,
6258 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6259 *avx512f_vmfmsub_<mode>_mask<round_name>,
6260 avx512f_vmfmsub_<mode>_mask3<round_name>,
6261 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6262 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6263 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6264 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6265 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6266 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6267 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6268 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6269 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6270 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6271 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6272 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6273 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6274 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6275 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6276 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6277 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6278 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6279 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6280 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6281 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6282 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6283 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6284 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6285 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6286 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6287 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6288 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6290 2019-03-21 Martin Sebor <msebor@redhat.com>
6292 PR tree-optimization/89350
6293 * builtins.c (compute_objsize): Also ignore offsets whose upper
6295 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6296 (builtin_memref::builtin_memref): Initialize new member.
6297 Allow EXPR to be null.
6298 (builtin_memref::extend_offset_range): Replace local with a member.
6299 Avoid assuming pointer offsets are unsigned.
6300 (builtin_memref::set_base_and_offset): Determine base object
6301 before computing offset range.
6302 (builtin_access::builtin_access): Handle memset.
6303 (builtin_access::generic_overlap): Replace local with a member.
6304 (builtin_access::strcat_overlap): Same.
6305 (builtin_access::overlap): Same.
6306 (maybe_diag_overlap): Same.
6307 (maybe_diag_access_bounds): Same.
6308 (wrestrict_dom_walker::check_call): Handle memset.
6309 (check_bounds_or_overlap): Same.
6311 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6312 Jakub Jelinek <jakub@redhat.com>
6315 * tree.c (fld_type_variant, fld_incomplete_type_of,
6316 fld_process_array_type): Call fld->pset.add and don't call
6317 add_tree_to_fld_list if it returns true.
6318 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6319 non-marked types from TYPE_NEXT_VARIANT list.
6320 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6322 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6324 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6325 to false, if true, don't alloc_entries during construction, but defer
6326 it to the first method that needs m_entries allocated.
6327 (hash_table::hash_table, hash_table::~hash_table,
6328 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6329 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6330 hash_table::clear_slot, hash_table::traverse_noresize,
6331 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6332 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6334 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6335 NO_INSERT instead of find_with_hash.
6336 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6337 hash_set::m_table): Add Lazy to template params of hash_table.
6338 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6339 * attribs.c (test_attribute_exclusions): Likewise.
6340 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6341 hash_set. Add tests for hash_set with Lazy = true.
6343 2019-03-21 Richard Biener <rguenther@suse.de>
6345 PR tree-optimization/89779
6346 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6347 checks with respect to released SSA names now having error_mark_node
6349 * fold-const.c (operand_equal_p): Likewise.
6351 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6354 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6356 (s390_optimize_register_info): Use global_not_special_regno_p to
6357 check for global regs.
6359 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6362 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6363 update this_alternative nor this_alternative_set.
6365 2019-03-19 Jim Wilson <jimw@sifive.com>
6368 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6369 align, size, offset. Use them to handle a BLKmode reference. Update
6371 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6373 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6375 PR rtl-optimization/89768
6376 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6378 (unroll_loop_runtime_iterations): Likewise.
6380 2019-03-19 Martin Sebor <msebor@redhat.com>
6382 PR tree-optimization/89644
6383 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6384 rather than endptr as an indicator of nul-termination.
6386 PR tree-optimization/89644
6387 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6388 arrays in determining sequence sizes in strncpy and stpncpy.
6390 2019-03-19 Martin Liska <mliska@suse.cz>
6393 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6394 unlikely_edges if there's an edge that belongs to both these sets.
6396 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6399 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6400 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6401 go via a stack temporary.
6403 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6406 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6407 instead of gen_rtx_SUBREG.
6408 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6410 2019-03-19 Richard Biener <rguenther@suse.de>
6413 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6415 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6419 * tree.c (free_lang_data_in_decl): Do not free context of C++
6422 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6425 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6426 subs for the first alternative except when operands[3] is 1.
6429 * gimplify.c (gimplify_asm_expr): For output argument with
6430 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6433 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6435 PR rtl-optimization/89753
6436 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6437 explicit unrolling factor even more robust.
6439 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6442 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6443 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6444 signed zeros, do another copysign after the compensation.
6446 2019-03-18 Martin Sebor <msebor@redhat.com>
6448 PR tree-optimization/89720
6449 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6450 more conservatively, the same as anti-range.
6452 2019-03-18 Richard Biener <rguenther@suse.de>
6455 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6456 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6457 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6458 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6460 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6462 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6463 Extend queue to 1024 entries.
6464 Add "consumed" field.
6465 (gomp_print_output): Remove print_index parameter.
6466 Add final parameter.
6467 Change limit to unsigned.
6468 Use consumed field to implement circular buffer.
6469 Detect interrupted print in final pass.
6470 Flush output at the end.
6471 (run): Update gomp_print_output usage.
6472 (main): Initialize kernargs->output_data.consumed.
6474 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6476 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6477 calculation of the minimum number of scalar iterations for
6478 fully-predicated loops.
6480 2019-03-18 Martin Jambor <mjambor@suse.cz>
6482 PR tree-optimization/89546
6483 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6484 any propagation to its children took place.
6486 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6489 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6490 parameter, and make use of it.
6491 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6493 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6495 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6496 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6497 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6498 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6499 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6500 match what the ops is doing.
6501 (push_multi_fp_blink): Likewise.
6502 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6503 compiling for size and elf target.
6504 (arc_save_callee_enter): Adjust note to match what enter/leave
6507 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6509 * config/arc/arc.md (tst_movb): Fix constraint.
6511 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6513 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6515 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6517 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6518 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6519 reg_alloc_order references.
6520 (size_alloc_order): Define.
6521 (arc_adjust_reg_alloc_order): New function.
6522 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6524 (ADJUST_REG_ALLOC_ORDER): Define.
6525 (HONOR_REG_ALLOC_ORDER): Likewise.
6527 2019-03-18 Richard Biener <rguenther@suse.de>
6530 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6531 loads and stores a bit more.
6533 2019-03-18 Richard Biener <rguenther@suse.de>
6536 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6537 load pessimization to stores as well.
6539 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6542 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6543 successor, use NULL as its av set.
6545 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6547 PR rtl-optimization/89721
6548 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6550 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6553 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6554 When handling vec_extract, use modular arithmetic to allow
6555 constant selectors greater than vector length.
6556 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6557 V1TImode vectors to have constant selector values greater than 0.
6558 Use modular arithmetic to compute vector index.
6559 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6560 index for in-memory vectors. Correct code generation for
6561 in-register vectors.
6562 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6565 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6569 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6572 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6575 * tree.c (inchash::add_expr): Strip any location wrappers.
6576 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6577 after hash verification.
6580 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6581 SIGN_EXTEND and ZERO_EXTEND.
6583 2019-03-14 Jason Merrill <jason@redhat.com>
6584 Jakub Jelinek <jakub@redhat.com>
6586 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6587 than if is_empty (*slot).
6588 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6589 existing elt and for elt removal.
6590 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6591 of already removed elt.
6593 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6596 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6599 2019-03-14 Martin Liska <mliska@suse.cz>
6602 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6604 2019-03-14 Richard Biener <rguenther@suse.de>
6607 * config/i386/i386.c (make_resolver_func): Properly set
6608 DECL_CONTEXT on the RESULT_DECL.
6609 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6611 2019-03-14 Richard Biener <rguenther@suse.de>
6613 * gimple-pretty-print.c: Include cfgloop.h.
6614 (dump_gimple_phi): Adjust.
6615 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6616 (pp_cfg_jump): Adjust.
6617 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6618 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6619 (lower_phi_internal_fn): Remove.
6620 (verify_gimple_call): Remove IFN_PHI special-casing.
6621 (dump_function_to_file): Dump IL state.
6622 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6623 done to deal with PHI nodes being present in non-SSA state.
6625 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6628 * multiple_target.c (create_dispatcher_calls): Change
6629 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6630 In the node->iterate_referring loop, push *ref rather than ref, call
6631 ref->remove_reference () and always pass 0 to iterate_referring.
6633 PR rtl-optimization/89679
6634 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6635 would contain a paradoxical SUBREG.
6637 2019-03-14 Richard Biener <rguenther@suse.de>
6639 PR tree-optimization/89710
6640 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6643 2019-03-14 Martin Liska <mliska@suse.cz>
6645 * coverage.c (coverage_begin_function): Stream also
6647 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6648 documentation about function declaration location.
6649 * gcov-dump.c (tag_function): Print whole range
6650 of function declaration.
6651 * gcov.c (struct function_info): Add end_column field.
6652 (function_info::function_info): Initialize it.
6653 (output_json_intermediate_file): Output {start,end}_column
6655 (read_graph_file): Read end_column.
6657 2019-03-14 Richard Biener <rguenther@suse.de>
6660 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6661 that the access types are similar.
6663 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6665 PR tree-optimization/89703
6666 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6667 aren't compatible also with builtin_decl_explicit. Check pure
6668 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6669 and BUILT_IN_STPNCPY{,_CHK}.
6671 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6674 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6675 addr32 prefix to VSIB address for X32.
6676 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6678 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6679 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6680 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6681 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6682 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6683 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6684 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6685 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6686 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6687 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6688 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6689 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6690 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6691 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6692 (*avx512f_scatterdi<mode>): Likewise.
6694 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6697 * lra-constraints.c (inherit_in_ebb): Update
6698 potential_reload_hard_regs along with live_hard_regs.
6700 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6703 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6705 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6707 2019-03-13 Martin Sebor <msebor@redhat.com>
6709 PR tree-optimization/89662
6710 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6713 2019-03-13 Richard Biener <rguenther@suse.de>
6716 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6717 throw FP expressions at tree-affine.
6719 2019-03-14 Richard Biener <rguenther@suse.de>
6721 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6722 dump negative integer constants using _Literal (type) -num.
6724 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6726 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6727 nonlocal_value member.
6730 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6731 (ipa_simd_modify_function_body): Handle PHIs.
6733 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6735 * config/s390/s390.c (s390_option_override_internal): Use more
6736 aggressive inlining parameters.
6738 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6740 * config/s390/3906.md: New file.
6741 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6742 (LONGRUNNING_THRESHOLD): Remove.
6743 (MAX_SCHED_MIX_SCORE): Decrease.
6744 (MAX_SCHED_MIX_DISTANCE): Decrease.
6745 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6746 (struct s390_sched_state): New struct to hold scheduling state.
6747 (S390_SCHED_STATE_NORMAL): Remove.
6748 (S390_SCHED_STATE_CRACKED): Remove.
6749 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6750 (s390_get_sched_attrmask): Use new attribute.
6751 (s390_get_unit_mask): Use new units.
6752 (s390_is_fpd): New function.
6753 (s390_is_fxd): New function.
6754 (s390_is_longrunning): New function.
6755 (s390_sched_score): Use new functions.
6756 (s390_sched_reorder): Likewise.
6757 (s390_sched_variable_issue): Rework and use new functions.
6758 (s390_sched_init): Use new functions.
6759 * config/s390/s390.h (s390_tune_attr): Add z14.
6760 * config/s390/s390.md: Add z14.
6762 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6764 * config/s390/2964.md: Update pipeline description.
6765 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6766 (LONGRUNNING_THRESHOLD): Remove.
6767 (LATENCY_FACTOR): Remove.
6768 (s390_get_unit_mask): Add unit.
6769 (s390_sched_score): Use fxd/fpd.
6770 (s390_sched_variable_issue): Use fxd/fpd.
6772 2019-03-12 Martin Liska <mliska@suse.cz>
6774 * config/i386/i386.c: Reword an error message.
6776 2019-03-12 Martin Jambor <mjambor@suse.cz>
6778 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6779 terminate with newline.
6781 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6784 * config/s390/s390.md (tabort): Use %wd instead of
6785 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6786 letters and periods.
6787 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6788 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6792 * builtins.c (expand_builtin_int_roundingfn,
6793 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6794 gcc_unreachable if validate_arglist fails.
6796 2019-03-12 Richard Biener <rguenther@suse.de>
6798 PR tree-optimization/89664
6799 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6800 free the occurance tree after the early out.
6802 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6806 * vr-values.c (vr_values::update_value_range): If
6807 old_vr->varying_p (), don't update it, make new_vr also VARYING
6810 2019-03-11 Martin Liska <mliska@suse.cz>
6812 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6813 Fix double string quoting.
6815 2019-03-11 Martin Liska <mliska@suse.cz>
6817 * collect-utils.c (collect_wait): Wrap apostrophes
6818 in gcc internal format with %'.
6819 * collect2.c (main): Likewise.
6820 (scan_prog_file): Likewise.
6821 (scan_libraries): Likewise.
6822 * config/i386/i386.c (ix86_expand_call): Likewise.
6823 (ix86_handle_interrupt_attribute): Likewise.
6824 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6825 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6826 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6827 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6828 * symtab.c (symtab_node::verify_base): Likewise.
6829 * tree-cfg.c (verify_gimple_label): Likewise.
6830 * tree.c (verify_type_variant): Likewise.
6832 2019-03-11 Martin Liska <mliska@suse.cz>
6834 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6835 in a string format message and fix GNU coding style.
6836 (expand_builtin_set_thread_pointer): Likewise.
6837 * common/config/aarch64/aarch64-common.c
6838 (aarch64_rewrite_selected_cpu): Likewise.
6839 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6840 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6841 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6842 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6843 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6844 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6845 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6846 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6847 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6848 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6850 * common/config/riscv/riscv-common.c
6851 (riscv_subset_list::parsing_subset_version): Likewise.
6852 (riscv_subset_list::parse_std_ext): Likewise.
6853 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6854 (riscv_subset_list::parse): Likewise.
6855 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6856 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6857 (aarch64_override_options_internal): Likewise.
6858 (aarch64_validate_mcpu): Likewise.
6859 (aarch64_validate_march): Likewise.
6860 (aarch64_validate_mtune): Likewise.
6861 (aarch64_override_options): Likewise.
6862 * config/alpha/alpha.c (alpha_option_override): Likewise.
6863 * config/arc/arc.c (arc_init): Likewise.
6864 (parse_mrgf_banked_regs_option): Likewise.
6865 (arc_override_options): Likewise.
6866 (arc_expand_builtin_aligned): Likewise.
6867 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6868 (arm_expand_builtin): Likewise.
6869 * config/arm/arm.c (arm_option_check_internal): Likewise.
6870 (arm_configure_build_target): Likewise.
6871 (arm_option_override): Likewise.
6872 (arm_options_perform_arch_sanity_checks): Likewise.
6873 (arm_handle_cmse_nonsecure_entry): Likewise.
6874 (arm_handle_cmse_nonsecure_call): Likewise.
6875 (arm_tls_referenced_p): Likewise.
6876 (thumb1_expand_prologue): Likewise.
6877 * config/avr/avr.c (avr_option_override): Likewise.
6878 * config/bfin/bfin.c (bfin_option_override): Likewise.
6879 * config/c6x/c6x.c (c6x_option_override): Likewise.
6880 * config/cr16/cr16.c (cr16_override_options): Likewise.
6881 * config/cris/cris.c (cris_option_override): Likewise.
6882 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6883 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6884 * config/darwin.c (darwin_override_options): Likewise.
6885 * config/frv/frv.c (frv_expand_builtin): Likewise.
6886 * config/h8300/h8300.c (h8300_option_override): Likewise.
6887 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6888 (ix86_option_override_internal): Likewise.
6889 (warn_once_call_ms2sysv_xlogues): Likewise.
6890 (ix86_expand_prologue): Likewise.
6891 (split_stack_prologue_scratch_regno): Likewise.
6892 (ix86_warn_parameter_passing_abi): Likewise.
6893 * config/ia64/ia64.c (fix_range): Likewise.
6894 * config/m68k/m68k.c (m68k_option_override): Likewise.
6895 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6896 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6897 (mips_set_compression_mode): Likewise.
6898 * config/mmix/mmix.c (mmix_option_override): Likewise.
6899 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6900 * config/msp430/msp430.c (msp430_option_override): Likewise.
6901 * config/nds32/nds32.c (nds32_option_override): Likewise.
6902 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6903 (nios2_option_override): Likewise.
6904 (nios2_expand_custom_builtin): Likewise.
6905 * config/nvptx/mkoffload.c (main): Likewise.
6906 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6907 * config/pa/pa.c (fix_range): Likewise.
6908 (pa_option_override): Likewise.
6909 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6910 (riscv_option_override): Likewise.
6911 * config/rl78/rl78.c (rl78_option_override): Likewise.
6912 * config/rs6000/aix61.h: Likewise.
6913 * config/rs6000/aix71.h: Likewise.
6914 * config/rs6000/aix72.h: Likewise.
6915 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6916 * config/rs6000/freebsd64.h: Likewise.
6917 * config/rs6000/linux64.h: Likewise.
6918 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6919 (rs6000_expand_zeroop_builtin): Likewise.
6920 (rs6000_expand_mtfsb_builtin): Likewise.
6921 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6922 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6923 (rs6000_invalid_builtin): Likewise.
6924 (rs6000_expand_split_stack_prologue): Likewise.
6925 * config/rs6000/rtems.h: Likewise.
6926 * config/rx/rx.c (valid_psw_flag): Likewise.
6927 (rx_expand_builtin): Likewise.
6928 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6929 * config/s390/s390.c (s390_expand_builtin): Likewise.
6930 (s390_function_profiler): Likewise.
6931 (s390_option_override_internal): Likewise.
6932 (s390_option_override): Likewise.
6933 * config/sh/sh.c (sh_option_override): Likewise.
6934 (sh_builtin_saveregs): Likewise.
6935 (sh_fix_range): Likewise.
6936 * config/sh/vxworks.h: Likewise.
6937 * config/sparc/sparc.c (sparc_option_override): Likewise.
6938 * config/spu/spu.c (spu_option_override): Likewise.
6939 (fix_range): Likewise.
6940 * config/visium/visium.c (visium_option_override): Likewise.
6941 (visium_handle_interrupt_attr): Likewise.
6942 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6943 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6944 (dbg_cnt_process_opt): Likewise.
6945 * dwarf2out.c (output_dwarf_version): Likewise.
6946 * except.c (expand_eh_return): Likewise.
6947 * gcc.c (defined): Likewise.
6948 (driver_handle_option): Likewise.
6949 (process_command): Likewise.
6950 (compare_files): Likewise.
6951 (driver::prepare_infiles): Likewise.
6952 (driver::do_spec_on_infiles): Likewise.
6953 (driver::maybe_run_linker): Likewise.
6954 * omp-offload.c (oacc_parse_default_dims): Likewise.
6955 * opts-global.c (handle_common_deferred_options): Likewise.
6956 * opts.c (parse_sanitizer_options): Likewise.
6957 (common_handle_option): Likewise.
6958 (enable_warning_as_error): Likewise.
6959 * passes.c (enable_disable_pass): Likewise.
6960 * plugin.c (parse_plugin_arg_opt): Likewise.
6961 (default_plugin_dir_name): Likewise.
6962 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6963 (default_pch_valid_p): Likewise.
6964 * toplev.c (init_asm_output): Likewise.
6965 (process_options): Likewise.
6966 (toplev::run_self_tests): Likewise.
6967 * tree-cfg.c (verify_gimple_call): Likewise.
6968 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6969 (tree_inlinable_function_p): Likewise.
6970 * var-tracking.c (vt_find_locations): Likewise.
6972 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6974 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6975 only on the else branch.
6977 2019-03-11 Martin Liska <mliska@suse.cz>
6979 * gcov.c (output_intermediate_json_line): Print function
6981 (output_json_intermediate_file): Add new argument.
6982 * doc/gcov.texi: Document the change.
6984 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6986 PR rtl-optimization/89588
6987 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6988 explicit unrolling factor more robust.
6990 2019-03-11 Richard Biener <rguenther@suse.de>
6992 PR tree-optimization/89649
6993 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6994 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6995 on the prolog and epilog loops.
6996 (vect_loop_versioning): Return copy of loop.
6997 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6998 on the non-vectorized version of the loop.
7000 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
7003 * config/i386/sse.md (*vec_extractv2di_0_sse):
7004 Add (=r,x) alternative and corresponding splitter.
7006 2019-03-10 Martin Jambor <mjambor@suse.cz>
7008 PR tree-optimization/85762
7009 PR tree-optimization/87008
7010 PR tree-optimization/85459
7011 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
7012 it points to if there is a type changing MEM_REF. Adjust all callers.
7013 (build_accesses_from_assign): Disable total scalarization if
7014 contains_vce_or_bfcref_p returns true through the new parameter, for
7017 2019-03-09 Jakub Jelinek <jakub@redhat.com>
7020 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
7021 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
7024 * common.opt (fdiagnostics-show-labels,
7025 fdiagnostics-show-line-numbers, fdiagnostics-format=,
7026 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
7027 gas-locview-support, ginline-points, ginternal-reset-location-views):
7028 Terminate description text with a dot.
7029 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
7030 * config/mcore/mcore.opt (m210, m340): Likewise.
7031 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
7032 mnops=): Start description text with a capital letter.
7033 * config/arc/arc.opt (msize-level=): Likewise.
7034 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
7035 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
7037 * config/ft32/ft32.opt (msim): Likewise.
7038 (mft32b, mcompress): Likewise. Terminate description text with a dot.
7039 (mnodiv, mnopm): Terminate description text with a dot.
7040 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
7042 * config/i386/i386.opt (prefer_vector_width, instrument_return):
7044 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
7047 PR rtl-optimization/89634
7048 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
7049 are modified in BB_END (e->src) instruction.
7051 2019-03-08 David Malcolm <dmalcolm@redhat.com>
7054 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
7055 messages more amenable to translation, and improve wording.
7057 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
7059 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
7060 ud- and du-chains between phases.
7062 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
7065 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
7066 instead of POLY_INT_CST.
7068 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
7070 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
7073 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
7078 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
7079 (_mm_storeu_si64): Ditto.
7081 2019-03-08 Martin Liska <mliska@suse.cz>
7084 * config/i386/i386.c (ix86_option_override_internal): Disable
7085 jump tables when retpolines are used.
7087 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
7090 * ipa-split.c (execute_split_functions): Do not split
7091 'noinline' or 'section' function.
7093 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7096 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
7097 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
7098 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
7101 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
7102 from diagnostics. Formatting fixes.
7105 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
7106 warn_odr diagnostics.
7109 * lra-constraints.c (process_alt_operands): Avoid one space before
7110 " at the end of line and another after " on another line in a string
7112 * attribs.c (handle_dll_attribute): Likewise.
7113 * config/avr/avr-devices.c (avr_texinfo): Likewise.
7115 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
7116 warning_at or inform messages in G_() if there is no ?:.
7118 PR tree-optimization/89550
7119 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
7120 returned true. Formatting fixes.
7121 (expand_builtin_strnlen): Formatting fixes.
7122 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
7123 if warning_at returned true.
7124 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
7126 2019-03-08 Richard Biener <rguenther@suse.de>
7129 * cfgloop.h (struct loop): Add owned_clique field.
7130 * cfgloopmanip.c (copy_loop_info): Copy it.
7131 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
7133 * tree-inline.c (copy_loops): Remap owned_clique.
7134 * lto-streamer-in.c (input_cfg): Stream owned_clique.
7135 * lto-streamer-out.c (output_cfg): Likewise.
7137 2019-03-08 Jakub Jelinek <jakub@redhat.com>
7140 * config/darwin.c: Include intl.h.
7141 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
7142 composing the message out of two separate parts.
7144 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7147 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
7148 doesn't start with a capital letter and doesn't end with a dot.
7149 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
7150 with a capital letter.
7151 (ix86_mangle_function_version_assembler_name): Likewise.
7152 (ix86_generate_version_dispatcher_body): Likewise.
7153 (fold_builtin_cpu): Likewise.
7154 (get_builtin_code_for_version): Likewise. Remove extraneous space.
7155 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
7156 translators, wrap full type name in %qs.
7158 PR translation/79999
7159 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
7160 depend clause with source (or sink) modifier.
7161 * omp-expand.c (expand_omp_ordered_sink): Likewise.
7164 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
7165 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
7166 (avx512f_load<mode>_mask): New define_expand.
7167 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
7168 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
7169 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
7170 __builtin_ia32_movess_mask): New builtins.
7171 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
7172 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
7173 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
7174 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
7176 2019-03-07 Martin Jambor <mjambor@suse.cz>
7179 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
7180 for extern inline functions.
7182 2019-03-07 Martin Jambor <mjambor@suse.cz>
7185 * cgraph.h (cgraph_node): New inline method former_thunk_p.
7186 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
7187 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
7188 have multiple callees. At the end check if declarations match as
7189 opposed to cgraph_nodes.
7191 2019-03-07 Martin Liska <mliska@suse.cz>
7193 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
7194 which is equivalent to searching for this in clones chain.
7195 * symtab.c (symtab_node::verify_base): Similarly compare ASM
7196 names with a neighbour and special case first node in a chain.
7198 2019-01-25 Jason Merrill <jason@redhat.com>
7200 PR c++/80916 - spurious "static but not defined" warning.
7201 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
7202 for an internal symbol with DECL_EXTERNAL.
7204 2019-04-07 Richard Biener <rguenther@suse.de>
7207 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7208 * tree-inline.c (copy_loops): Simplify.
7210 2019-03-07 Martin Liska <mliska@suse.cz>
7212 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7214 2019-03-07 Richard Biener <rguenther@suse.de>
7216 PR tree-optimization/89595
7217 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7218 stmt iterator as reference, take boolean output parameter to
7219 indicate whether the stmt was removed and thus the iterator
7221 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7222 stmts created by folding.
7224 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7227 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7230 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7232 PR rtl-optimization/88845
7233 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7235 * lra.c (remove_scratches_1): New function.
7236 (remove_scratches): Use it.
7237 (lra_emit_move): Likewise.
7239 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7241 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7242 unaligned_access variable.
7243 * config/arc/arc.c (arc_override_options): Set unaligned access
7244 default on for HS CPUs.
7245 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7247 2019-03-06 Martin Liska <mliska@suse.cz>
7249 PR gcov-profile/89577
7250 * doc/gcov.texi: Prefer to use --coverage.
7251 * doc/sourcebuild.texi: Likewise.
7253 2019-03-02 Jason Merrill <jason@redhat.com>
7255 PR c++/86485 - -Wmaybe-unused with empty class ?:
7256 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7258 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7261 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7265 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7266 exactly one argument.
7268 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7269 Richard Sandiford <richard.sandiford@arm.com>
7271 PR tree-optimization/89570
7272 * match.pd (vec_cond into cond_op simplification): Don't use
7273 get_conditional_internal_fn, use as_internal_fn (cond_op).
7275 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7278 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7279 to decide when to split off a non-zero offset from a symbol.
7280 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7281 in function symbols.
7283 2019-03-05 Richard Biener <rguenther@suse.de>
7285 PR tree-optimization/89594
7286 * tree-if-conv.c (pass_if_conversion::execute): Handle
7287 case where .LOOP_VECTORIZED_FUNCTION was removed.
7289 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7292 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7293 instead alloca it only when needed with the needed size.
7295 PR tree-optimization/89570
7296 * match.pd (vec_cond into cond_op simplification): Guard with
7297 vectorized_internal_fn_supported_p test and #if GIMPLE.
7299 PR tree-optimization/89566
7300 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7301 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7302 Punt if get_user_idx_format succeeds, but idx_format argument is
7303 not provided or doesn't have pointer type, or if idx_args is above
7304 number of provided arguments.
7306 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7308 PR tree-optimization/89437
7309 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7311 2019-03-04 Richard Biener <rguenther@suse.de>
7314 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7317 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7319 PR tree-optimization/89487
7320 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7321 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7322 (distribute_loop): Don't do runtime alias check if there is non-
7323 addressable data reference.
7324 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7325 is a register variable.
7327 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7330 * config/arm/arm.md (cmpsi2_addneg): Use
7331 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7332 If operands[2] is 0 or INT_MIN, force use of subs.
7333 (*compare_scc splitter): Use gen_int_mode.
7334 (*negscc): Likewise.
7335 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7337 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7338 Monk Chiang <sh.chiang04@gmail.com>
7340 * common/config/riscv/riscv-common.c: Include sstream.
7341 (riscv_subset_list::to_string): New.
7342 (riscv_arch_str): Likewise.
7343 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7345 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7346 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7347 (riscv_emit_attribute): New.
7348 (riscv_file_start): Emit attribute if needed.
7349 (riscv_option_override): Init riscv_emit_attribute_p.
7350 * config/riscv/riscv.opt (mriscv-attribute): New option.
7351 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7353 * doc/install.texi: Document --with-riscv-attribute.
7354 * doc/invoke.texi: Document -mriscv-attribute.
7356 * common/config/riscv/riscv-common.c:
7357 Include config/riscv/riscv-protos.h.
7358 (INCLUDE_STRING): Defined.
7359 (RISCV_DONT_CARE_VERSION): Defined.
7360 (riscv_subset_t): Declare.
7361 (riscv_subset_t::riscv_subset_t): New.
7362 (riscv_subset_list): Declare.
7363 (riscv_subset_list::riscv_subset_list): New.
7364 (riscv_subset_list::~riscv_subset_list): Likewise.
7365 (riscv_subset_list::parsing_subset_version): Likewise.
7366 (riscv_subset_list::parse_std_ext): Likewise.
7367 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7368 (riscv_subset_list::add): Likewise.
7369 (riscv_subset_list::lookup): Likewise.
7370 (riscv_subset_list::xlen): Likewise.
7371 (riscv_subset_list::parse): Likewise.
7372 (riscv_supported_std_ext): Likewise.
7373 (current_subset_list): Likewise.
7374 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7377 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7379 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7380 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7381 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7383 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7385 PR rtl-optimization/85899
7386 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7387 fallthru edges leading to the exit block.
7389 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7392 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7393 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7395 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7397 PR tree-optimization/89535
7398 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7399 for each operand. Calculate the fallback choice for mask operands
7400 and pass it to vect_get_vec_def_for_operand.
7402 2019-03-01 Richard Biener <rguenther@suse.de>
7405 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7406 get virtual operands.
7407 (get_expr_operands): Handle CONST_DECL like other decls.
7409 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7412 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7413 on DECL_P and EXPR_P.
7415 2019-03-01 Richard Biener <rguenther@suse.de>
7418 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7419 argument, defaulted to zero.
7420 * passes.c (execute_function_todo): Pass down SSA update flags
7421 to cleanup_tree_cfg.
7422 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7423 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7425 (cleanup_tree_cfg): Get and pass down SSA update flags.
7427 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7430 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7431 early_lto_debug argument.
7433 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7435 PR tree-optimization/89536
7436 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7437 only whether bit #0 of the value is 0 instead of the entire value.
7439 2019-02-28 Marek Polacek <polacek@redhat.com>
7441 PR c++/87068 - missing diagnostic with fallthrough statement.
7442 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7443 at the end of a seq, save its location to walk_stmt_info.
7444 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7447 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7450 * tree.c (find_atomic_core_type): Move ahead in file.
7451 (check_base_type): Correctly compare alignments of atomic types.
7453 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/i386.c (get_builtin_code_for_version): Identify
7457 Westmere from PCLMUL, instead of AES.
7459 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7462 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7463 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7466 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7469 * config/aarch64/aarch64-option-extensions.def: Document it.
7470 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7473 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7476 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7477 builtins if they don't have a single scalar floating point argument.
7480 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7482 PR rtl-optimization/89490
7483 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7484 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7485 block section is not mergeable.
7487 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7490 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7491 old define_insn to ...
7492 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7493 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7494 Rename old define_insn to ...
7495 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7496 (thumb2_casesi_internal_pic): New define_expand. Rename old
7498 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7499 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7500 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7502 2019-02-27 Richard Biener <rguenther@suse.de>
7505 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7507 2019-02-27 Richard Biener <rguenther@suse.de>
7509 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7512 2019-02-27 Richard Biener <rguenther@suse.de>
7515 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7516 parameter, prefix section name with .gnu.debuglto_ if true.
7517 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7518 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7520 2019-02-27 Richard Biener <rguenther@suse.de>
7523 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7524 rather than on use_debug_types, doing what output_die does.
7525 (value_format): Likewise.
7527 2019-02-27 Martin Jambor <mjambor@suse.cz>
7528 Martin Sebor <msebor@redhat.com>
7530 * doc/invoke.texi (Warning Options): Reword description of
7531 -Wno-absolute-value.
7533 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7535 PR tree-optimization/89280
7536 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7537 builtin_setjmp_setup_bb): New functions.
7538 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7539 When visiting __builtin_setjmp_setup block, queue in special
7540 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7541 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7542 from visited after the loop if they don't have any visited successor
7545 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7547 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7549 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7551 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7554 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7555 with types other than sizetype/ssizetype.
7557 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7559 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7560 (enum sparc_processor_type): ...this.
7561 (enum sparc_code_model_type): New enumeration type.
7562 (enum sparc_memory_model_type): Tweak comments.
7563 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7565 (mcmodel): Use sparc_code_model enumeration and variable.
7566 (sparc_code_model): New enumeration.
7567 (mdebug): Add Undocumented marker.
7568 * config/sparc/sparc.h (enum cmodel): Delete.
7569 (sparc_cmodel): Likewise.
7570 (TARGET_CM_MEDLOW): Adjust to above renaming.
7571 (TARGET_CM_MEDMID): Likewise.
7572 (TARGET_CM_MEDANY): Likewise.
7573 (TARGET_CM_EMBMEDANY): Likewise.
7574 * config/sparc/sparc.c (sparc_cmodel): Delete.
7575 (sparc_option_override): Remove string/value mapping support for the
7576 code model. Move code and memory model support to after the handling
7577 of target flags. Do private machine setup last.
7578 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7579 (sparc_legitimize_reload_address): Likewise.
7580 (sparc_output_mi_thunk): Likewise.
7581 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7583 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7585 PR tree-optimization/89500
7586 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7587 (handle_builtin_strlen): Remove noncst_bound variable. Always
7588 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7589 cst if the first cst bytes starting at x are known to be non-zero,
7590 even if the string is not zero terminated. Don't try to modify
7591 *si for strnlen. Update strlen_to_stridx only for strlen or if
7592 we can prove strnlen returns the same value as strlen would.
7594 2019-02-26 Martin Liska <mliska@suse.cz>
7596 * alloc-pool.h (struct pool_usage): Remove extra
7598 * bitmap.h (struct bitmap_usage): Likewise.
7599 * ggc-common.c (struct ggc_usage): Likewise.
7600 * mem-stats.h (struct mem_usage): Likewise.
7601 (mem_alloc_description::dump): Print dash lines
7602 here and repeat header at the end of a table report.
7603 It's then more readable.
7604 * tree-phinodes.c (phinodes_print_statistics): Make
7605 horizontal alignment.
7606 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7607 * vec.c (struct vec_usage): Remove extra print_dash_line.
7608 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7610 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7612 * doc/extend.texi (__builtin_object_size):
7613 Use @pxref instead of @xref inside parenthesis.
7614 (__builtin_has_attribute): Add missing comma after @xref.
7615 (__builtin_object_size): Ditto.
7616 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7617 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7620 2019-02-26 Jeff Law <law@redhat.com>
7622 PR rtl-optimization/87761
7623 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7624 detect obviously dead insns and delete them.
7626 2019-02-26 Richard Biener <rguenther@suse.de>
7628 PR tree-optimization/89505
7629 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7630 to handle restrict pointed-to vars with multiple subvars
7633 2019-02-26 Richard Biener <rguenther@suse.de>
7635 PR tree-optimization/89489
7636 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7638 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7640 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7641 and move around comment.
7642 <BIT_AND_EXPR>: Likewise.
7643 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7645 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7648 * config/i386/i386.c (remove_partial_avx_dependency): Call
7649 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7650 after changing possibly many instructions to use that pseudo. Fix up
7651 insertion of v4sf_const0 setter at the start of bb.
7653 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7656 * doc/extend.texi (Variadic Pointer Args): New section.
7658 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7659 Martin Sebor <msebor@gmail.com>
7661 * common.opt (Wattribute-alias): Likewise.
7662 * doc/invoke.texi (Option Summary): List general form of
7663 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7664 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7665 Add cross-references.
7666 (-Wattribute-alias): Rewrite and correct default. Mention
7667 considered attributes (same as for -Wmissing-attributes).
7669 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7671 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7672 (_mm_cvtpd_ps): Likewise.
7673 (_mm_cvttpd_epi32): Likewise.
7676 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7677 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7680 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7682 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7685 * common/config/aarch64/aarch64-common.c
7686 (struct aarch64_option_extension): Add is_synthetic.
7687 (all_extensions): Use it.
7688 (TARGET_OPTION_INIT_STRUCT): Define hook.
7689 (struct gcc_targetm_common): Moved to end.
7690 (all_extensions_by_on): New.
7691 (opt_ext_cmp, typedef opt_ext): New.
7692 (aarch64_option_init_struct): New.
7693 (aarch64_contains_opt): New.
7694 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7695 * config/aarch64/aarch64-option-extensions.def
7696 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7697 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7698 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7699 Set is_synthetic to false.
7700 (crypto): Set is_synthetic to true.
7701 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7704 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7706 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7707 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7708 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7709 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7710 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7711 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7712 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7713 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7715 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7716 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7717 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7718 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7719 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7720 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7721 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7722 vfmlsl_laneq_high_f16): ... To this.
7723 * config/arm/neon.md: Update comments.
7725 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7727 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7728 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7729 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7730 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7731 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7732 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7733 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7734 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7736 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7737 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7738 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7739 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7740 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7741 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7742 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7743 vfmlslq_laneq_high_f16): ... To this.
7745 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7747 PR rtl-optimization/86096
7748 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7749 comparing mw_order values.
7751 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7754 * config/arm/arm.md (*subsi3_carryin_const): Use
7755 arm_neg_immediate_operand predicate instead of
7756 arm_not_immediate_operand, "L" constraint instead of "K" and
7757 print it using %n2 instead of %B2.
7758 (*subsi3_carryin_const0): New define_insn.
7759 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7760 instead of arm_not_operand and "I" constraint instead of "K" and
7761 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7762 another match_operand and in the condition check that it is negation
7764 (*subsi3_carryin_compare_const0): New define_ins.
7765 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7766 *subsi3_carryin_const.
7767 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7768 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7771 * config/arm.vfp.md (*negdf2_vfp): Use
7772 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7773 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7775 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7777 PR rtl-optimization/89445
7778 * simplify-rtx.c (simplify_ternary_operation): Don't use
7779 simplify_merge_mask on operands that may trap.
7780 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7781 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7782 second operand is CONST_VECTOR, check if any element could be zero.
7783 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7784 their operands can trap.
7786 2019-02-23 Martin Sebor <msebor@redhat.com>
7788 * gimple-ssa-sprintf.c (target_strtol): Rename...
7789 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7790 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7791 check for range error.
7793 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7796 * opts-common.c (prune_options): Also prune joined switches
7797 with Negative and RejectNegative.
7798 * config/i386/i386.opt (march=): Add Negative(march=).
7799 (mtune=): Add Negative(mtune=).
7800 * doc/options.texi: Document Negative used together with Joined
7803 2019-02-22 Martin Sebor <msebor@redhat.com>
7805 * doc/extend.texi (Other Builtins): Add
7806 __builtin_is_constant_evaluated.
7808 2019-02-22 Richard Biener <rguenther@suse.de>
7810 PR tree-optimization/87609
7811 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7813 2019-02-22 Jeff Law <law@redhat.com>
7815 PR rtl-optimization/87761
7816 * config/mips/mips.md: Add new combiner pattern to recognize
7817 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7819 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7822 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7823 destination register in peepholes generating patterns for ADDS/SUBS.
7824 (add<mode>3_compare0,
7825 *addsi3_compare0_uxtw, add<mode>3_compareC,
7826 add<mode>3_compareV_imm, add<mode>3_compareV,
7827 *adds_<optab><ALLX:mode>_<GPI:mode>,
7828 *subs_<optab><ALLX:mode>_<GPI:mode>,
7829 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7830 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7831 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7832 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7833 sub<mode>3_compare1): Allow stack pointer for source register.
7834 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7836 2019-02-22 Martin Sebor <msebor@redhat.com>
7838 PR tree-optimization/88993
7839 PR tree-optimization/88853
7840 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7842 (sprintf_dom_walker::call_info::is_string_func): New helper.
7843 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7844 for formatted string functions.
7845 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7847 2019-02-22 Martin Sebor <msebor@redhat.com>
7850 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7851 unreachable subexpressions.
7853 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7854 Hongtao Liu <hongtao.liu@intel.com>
7855 Sunil K Pandey <sunil.k.pandey@intel.com>
7858 * config/i386/i386-passes.def: Add
7859 pass_remove_partial_avx_dependency.
7860 * config/i386/i386-protos.h
7861 (make_pass_remove_partial_avx_dependency): New.
7862 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7864 (pass_data_remove_partial_avx_dependency): New.
7865 (pass_remove_partial_avx_dependency): Likewise.
7866 (make_pass_remove_partial_avx_dependency): Likewise.
7867 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7868 (*extendsfdf2): Add avx_partial_xmm_update.
7869 (truncdfsf2): Likewise.
7870 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7871 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7873 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7876 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7879 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7882 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7883 (PTA_SKYLAKE): Add PTA_AES.
7884 (PTA_GOLDMONT): Likewise.
7886 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7888 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7889 instruction if enabled.
7890 (aarch64_override_options): Remove reference to return address key.
7892 2019-02-22 Richard Biener <rguenther@suse.de>
7894 PR tree-optimization/89440
7895 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7896 not necessary assert.
7898 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7901 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7902 (oacc_replace_fn_attrib_attr): ... this new function.
7903 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7904 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7906 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7908 * config/arm/arm-cpus.in (ares): Rename to...
7909 (neoverse-n1): ... This. Add ares as alias.
7910 * config/arm/arm-tables.opt: Regenerate.
7911 * config/arm/arm-tune.md: Likewise.
7912 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7914 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7916 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7917 * config/aarch64/aarch64-tune.md: Regenerate.
7918 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7920 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7922 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7923 (neoversen1_tunings): ... This.
7924 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7925 (neoverse-n1): New CPU.
7926 * config/aarch64/aarch64-tune.md: Regenerate.
7927 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7929 2019-02-22 Richard Biener <rguenther@suse.de>
7932 * cfghooks.h (dependence_hash): New typedef.
7933 (struct copy_bb_data): New type.
7934 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7935 (duplicate_block): Likewise.
7936 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7937 (copy_bbs): Create and pass down copy_bb_data.
7938 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7939 (rtl_duplicate_bb): Likewise.
7940 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7941 remap dependence info.
7943 2019-02-22 Richard Biener <rguenther@suse.de>
7945 PR tree-optimization/87609
7946 * tree-core.h (tree_base): Document special clique values.
7947 * tree-inline.c (remap_dependence_clique): Do not use the
7948 special clique value of one.
7949 (maybe_set_dependence_info): Use clique one.
7950 (clear_dependence_clique): New callback.
7951 (compute_dependence_clique): Clear clique one from all refs
7952 before assigning it (again).
7954 2019-02-21 Martin Sebor <msebor@redhat.com>
7956 * doc/extend.texi (__clear_cache): Correct signature.
7958 2019-02-21 Ian Lance Taylor <iant@golang.org>
7961 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7962 than output_constant_def.
7963 (add_constant_to_table): New static function.
7964 (output_constant_def): Call add_constant_to_table.
7965 (tree_output_constant_def): Likewise.
7967 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7970 * builtins.c (fold_builtin_arith_overflow): If first two args are
7971 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7974 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7977 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7978 error for -mindirect-branch/-mfunction-return with incompatible
7981 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7984 * constraints.md (q): Remove.
7985 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7988 2019-02-21 Martin Jambor <mjambor@suse.cz>
7991 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7992 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7993 (omp_adjust_for_condition): ...here. Added necessary parameters.
7994 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7995 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7996 proper values to new parameters of omp_adjust_for_condition.
7998 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8001 * expr.c (expand_assignment): If result is a MEM, use change_address
8002 instead of simplify_gen_subreg.
8004 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8005 David Malcolm <dmalcolm@redhat.com>
8008 * fold-const.c (decode_field_reference): Return NULL_TREE if
8009 lang_hooks.types.type_for_size returns NULL. Check it before
8010 overwriting *exp_. Use return NULL_TREE instead of return 0.
8012 2019-02-20 Jakub Jelinek <jakub@redhat.com>
8016 * toplev.c (do_compile): Double the emin/emax exponents to workaround
8019 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
8022 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
8023 TARGET_SSE in addition to TARGET_SSE_MATH.
8025 (ix86_excess_precision): Ditto.
8026 (ix86_float_exceptions_rounding_supported_p): Ditto.
8027 (use_rsqrt_p): Ditto.
8028 * config/i386/sse.md (rsqrt<mode>2): Ditto.
8030 2019-02-20 David Malcolm <dmalcolm@redhat.com>
8033 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
8034 linenum_arith_t when determining if two adjacent line spans are
8035 close enough to merge.
8036 (diagnostic_show_locus): Use linenum_arith_t when iterating over
8037 lines within each line_span.
8039 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
8042 * lra-constraints.c(uses_hard_regs_p): Fix handling of
8043 paradoxical SUBREGS.
8045 2019-02-20 Li Jia He <helijia@linux.ibm.com>
8048 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
8049 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
8050 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
8053 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
8055 * config/gcn/gcn.c (print_operand): Fix typo.
8057 2019-02-19 Richard Biener <rguenther@suse.de>
8060 * toplev.c (do_compile): Initialize mpfr's exponent range
8061 based on available float modes.
8063 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
8065 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
8066 as long as the epilogue isn't completed.
8068 2019-02-18 Martin Sebor <msebor@redhat.com>
8070 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
8071 __has_cpp_attribute, and __has_include.
8073 2019-02-18 Martin Sebor <msebor@redhat.com>
8075 * doc/invoke.texi (-Wreturn-type): Correct and expand.
8077 2019-02-18 Martin Sebor <msebor@redhat.com>
8080 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
8082 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
8084 2019-02-18 Richard Biener <rguenther@suse.de>
8086 PR tree-optimization/89296
8087 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
8088 of no-warning flag to cases that might emit the bogus warning.
8090 2019-02-18 Jakub Jelinek <jakub@redhat.com>
8093 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
8095 * config/arm/vfp.md (*movdi_vfp): Likewise.
8096 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
8097 "q" constraint for operands[0].
8100 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
8101 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
8102 pattern in a temporary buffer.
8103 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
8104 than 64-operands[2].
8107 * config/s390/s390.c (s390_indirect_branch_attrvalue,
8108 s390_indirect_branch_settings): Define unconditionally.
8109 (s390_set_current_function): Likewise, but guard the whole body except
8110 the s390_indirect_branch_settings call with
8111 #if S390_USE_TARGET_ATTRIBUTE.
8112 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
8114 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
8115 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
8116 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
8117 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
8118 HOST_WIDE_INT_1U instead of 1ULL.
8119 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
8120 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
8121 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
8122 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
8124 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
8127 2019-02-18 Martin Jambor <mjambor@suse.cz>
8129 PR tree-optimization/89209
8130 * tree-sra.c (create_access_replacement): New optional parameter
8131 reg_tree. Use it as a type if non-NULL and access type is not of
8133 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
8134 to create_access_replacement.
8135 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
8136 Check lacc is non-NULL before attempting to re-create it on the RHS.
8138 2019-02-18 Martin Liska <mliska@suse.cz>
8141 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
8143 (symbol_table::free_edge): Recycle m_summary_id.
8144 * cgraph.h (get_summary_id): New.
8145 (symbol_table::release_symbol): Set m_summary_id to -1
8147 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
8148 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
8149 function_summary to fast_function_summary.
8150 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
8151 * ipa-pure-const.c (class funct_state_summary_t):
8152 Switch from function_summary to fast_function_summary.
8153 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
8154 (class ipa_ref_opt_summary_t): Switch from function_summary
8155 to fast_function_summary.
8156 * symbol-summary.h (class function_summary_base): New class
8157 that is created from base of former function_summary.
8158 (function_summary_base::unregister_hooks): New.
8159 (class function_summary): Inherit from function_summary_base.
8160 (class call_summary_base): New class
8161 that is created from base of former call_summary.
8162 (class call_summary): Inherit from call_summary_base.
8163 (struct is_same): New.
8164 (class fast_function_summary): New summary class.
8165 (class fast_call_summary): New summary class.
8166 * vec.h (vec_safe_grow_cleared): New function.
8168 2019-02-18 Martin Liska <mliska@suse.cz>
8170 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
8171 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
8172 * doc/tm.texi: Document new target hook.
8173 * doc/tm.texi.in: Likewise.
8174 * target.def: Add new target macro.
8175 * gcc.c (find_fortran_preinclude_file): Do not search multilib
8178 2019-02-17 Alan Modra <amodra@gmail.com>
8181 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
8182 output reg on add insn.
8183 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
8185 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8188 * config/i386/sse.md (ssedoublemode): Remove V4HI.
8189 (PMULHRSW): Likewise.
8190 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
8192 (ssse3_pmulhrswv4hi3): New expander.
8194 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
8196 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
8197 MMX. Add isa attribute.
8199 2019-02-16 Jakub Jelinek <jakub@redhat.com>
8201 PR rtl-optimization/66152
8202 * builtins.h (c_readstr): Declare.
8203 * builtins.c (c_readstr): Remove forward declaration. Add
8204 null_terminated_p argument, if false, read all bytes from the
8205 string instead of stopping after '\0'.
8206 * expr.c (string_cst_read_str): New function.
8207 (store_expr): Use string_cst_read_str instead of
8208 builtin_strncpy_read_str. Try to store by pieces the whole
8209 exp_len first, and only if that fails, split it up into
8210 store by pieces followed by clear_storage. Formatting fix.
8212 * config/i386/i386.md (*movqi_internal): Remove static from
8213 buf variable. Use output_asm_insn (buf, operands); return "";
8214 instead of return buf;.
8215 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8216 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8217 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8219 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8221 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8222 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8223 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8224 (CC1_SPEC): Likewise.
8225 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8227 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8229 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8230 the base address on 64-bit strict-alignment platforms.
8232 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8234 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8236 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8238 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8240 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8242 PR rtl-optimization/88308
8243 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8244 on copied instruction.
8246 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8248 * final.c (insn_current_reference_address): Replace test on JUMP_P
8249 with test on jump_to_label_p.
8250 * config/visium/visium-passes.def: New file.
8251 * config/visium/t-visium (PASSES_EXTRA): Define.
8252 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8253 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8254 (TRAMPOLINE_ALIGNMENT): Define.
8255 * config/visium/visium.c (visium_option_override): Do not register
8256 the machine-specific reorg pass here.
8257 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8259 (output_branch): Adjust threshold for long branch instruction.
8260 * config/visium/visium.md (cpu): Move around.
8261 (length): Adjust for the GR6.
8263 2019-02-15 Richard Biener <rguenther@suse.de>
8264 Jakub Jelinek <jakub@redhat.com>
8266 PR tree-optimization/89278
8267 * tree-loop-distribution.c: Include tree-eh.h.
8268 (generate_memset_builtin, generate_memcpy_builtin): Call
8269 rewrite_to_non_trapping_overflow on builtin->size before passing it
8270 to force_gimple_operand_gsi.
8272 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8275 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8277 * opth-gen.awk: Likewise.
8279 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8281 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8282 Enable MMX, SSE and SSE2 by default.
8283 * config/i386/i386.c (ix86_option_override_internal): Do not
8284 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8286 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8288 PR rtl-optimization/89354
8289 * combine.c (make_extraction): Punt if extraction_mode is narrower
8292 2019-02-14 Maya Rashish <coypu@sdf.org>
8294 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8295 * config/netbsd-d.c: New file.
8296 * config/t-netbsd: Add netbsd-d.o
8298 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8300 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8301 affects_type_identity to true for aarch64_vector_pcs.
8302 (aarch64_comp_type_attributes): New function.
8303 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8305 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8308 * config/arm/iterators.md (ANY64): Add V4HF.
8310 2019-02-14 Martin Liska <mliska@suse.cz>
8312 PR rtl-optimization/89242
8313 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8314 process a transformation.
8316 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8318 PR tree-optimization/89314
8319 * fold-const.c (fold_binary_loc): Cast strlen argument to
8320 const char * before dereferencing it. Formatting fixes.
8323 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8325 2019-02-13 Ian Lance Taylor <iant@golang.org>
8327 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8328 and set current index for other optimizations.
8330 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8332 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8333 nonimmediate_operand as operand 2 predicate.
8334 (vec_set<VF2_512_256:mode>_0): Ditto.
8335 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8336 (*vec_concatv2si): Remove alternative 2.
8337 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8338 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8339 (vec_concatv2di): Split alternatives 4,5,6 to ...
8340 (*vec_concatv2di_0) ... new pattern.
8342 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8345 * config/arm/arm.c (ldm_stm_operation_p) Set
8346 addr_reg_in_reglist correctly for first register.
8347 (load_multiple_sequence): Remove dead base check.
8348 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8350 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8353 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8354 Expose as @aarch64_pred_mov.
8355 * config/aarch64/aarch64.c (aarch64_classify_address):
8356 Use expand_insn which legitimizes operands.
8358 2019-02-13 Martin Liska <mliska@suse.cz>
8360 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8361 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8362 and pointer_offset fields.
8363 (initialize_argument_information): Remove usage of dead
8365 * cgraph.h (struct cgraph_thunk_info): Remove
8366 add_pointer_bounds_args.
8367 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8369 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8371 * config/i386/i386.c (ix86_function_arg_advance): Remove
8373 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8374 (def_builtin): Remove usage of dead
8376 (ix86_add_new_builtins): Likewise.
8377 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8378 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8379 (sem_function::init): Likewise.
8380 (sem_variable::merge): Likewise.
8381 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8382 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8383 * lto-cgraph.c (lto_output_node): Likewise.
8384 (lto_output_varpool_node): Likewise.
8385 (input_node): Likewise.
8386 (input_varpool_node): Likewise.
8387 * lto-streamer-out.c (lto_output): Likewise.
8388 * tree-inline.c (expand_call_inline): Remove usage of
8390 * tree-inline.h (struct copy_body_data): Likewise.
8391 * varpool.c (varpool_node::dump): Likewise.
8393 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8396 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8397 into pt->vars_contains_escaped_heap instead of setting
8398 pt->vars_contains_escaped_heap to it.
8401 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8402 INTVAL (size), compare it to GET_MODE_MASK instead of
8403 1 << GET_MODE_BITSIZE.
8406 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8407 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8410 2019-02-13 Martin Liska <mliska@suse.cz>
8413 * cfgrtl.c (remove_barriers_from_footer): New function.
8414 (try_redirect_by_replacing_jump): Use it.
8415 (cfg_layout_redirect_edge_and_branch): Likewise.
8417 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8419 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8420 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8421 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8422 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8423 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8424 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8426 * config/rs6000/rs6000.c (builtin_function_type)
8427 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8428 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8429 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8430 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8431 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8433 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8435 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8436 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8438 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8441 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8442 268678 and revision 268657.
8443 (*movti_internal): Likewise.
8445 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8448 * config/s390/s390.c (s390_decompose_address): Update comment.
8449 (s390_check_qrst_address): Reject invalid address forms after
8452 2019-02-12 Martin Liska <mliska@suse.cz>
8455 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8456 we need default values of funct_state for a function that
8459 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8461 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8462 the object to pick the size of stores on strict-alignment platforms.
8464 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8465 (*movdi_insn_sp32): Likewise.
8466 (*movdi_insn_sp64): Likewise.
8468 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8471 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8472 types that needs constructiong.
8473 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8475 2019-02-12 Richard Biener <rguenther@suse.de>
8477 PR tree-optimization/89253
8478 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8481 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8484 * input.c (selftest::test_line_offset_overflow): New selftest.
8485 (selftest::input_c_tests): Call it.
8487 2019-02-11 Martin Sebor <msebor@redhat.com>
8489 PR tree-optimization/88771
8490 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8491 when -Wstringop-overflow is set.
8492 (builtin_memref::builtin_memref): Adjust excessive upper bound
8493 only when lower bound is not excessive.
8494 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8495 -Wstringop-ovefflow.
8496 (maybe_diag_offset_bounds): Rename...
8497 (maybe_diag_access_bounds): ...to this.
8498 (check_bounds_or_overlap): Adjust for name change above.
8500 2019-02-11 Martin Sebor <msebor@redhat.com>
8503 * builtins.c (max_object_size): Move from here...
8504 * builtins.h (max_object_size): ...and here...
8505 * tree.c (max_object_size): ...to here...
8506 * tree.h (max_object_size): ...and here.
8508 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8510 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8511 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8512 for correct semantics.
8514 2019-02-11 Alan Modra <amodra@gmail.com>
8516 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8517 -mlongcall and -mpltseq.
8518 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8519 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8520 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8521 * config/rs6000/sysv4.opt (mpltseq): New option.
8522 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8523 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8524 support is lacking. Don't allow -mpltseq with -mbss-plt.
8525 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8526 -mpltseq given for ELFv1.
8527 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8528 Only use UNSPEC_PLTSEQ for inline PLT calls.
8529 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8530 use UNSPEC_PLTSEQ for inline PLT calls.
8531 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8532 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8533 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8534 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8535 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8536 (pltseq_mtctr_<mode>): Likewise.
8538 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8540 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8542 * configure: Regenerate.
8544 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8547 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8550 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8552 * function.c (assign_parm_setup_block): Use the stored
8553 size, not the passed size, when allocating stack-space,
8554 also for a parameter with alignment larger than
8555 MAX_SUPPORTED_STACK_ALIGNMENT.
8557 2019-02-11 Martin Liska <mliska@suse.cz>
8560 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8561 * ipa-inline.c (inline_small_functions): Likewise.
8562 * ipa-pure-const.c (propagate_pure_const): Likewise.
8563 (propagate_nothrow): Likewise.
8564 * ipa-reference.c (propagate): Likewise.
8565 * ipa-utils.c (struct searchc_env): Remove unused field.
8566 (searchc): Always search across AVAIL_INTERPOSABLE.
8567 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8568 the only called IPA pure const can properly not propagate
8569 across interposable boundary.
8570 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8572 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8574 * config/nds32/nds32.md (call_internal, call_value_internal,
8575 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8577 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8579 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8582 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8584 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8587 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8589 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8591 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8593 PR tree-optimization/89268
8594 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8595 if preds is non-NULL.
8597 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8600 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8603 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8605 * config/nds32/nds32.md (trap): New pattern.
8607 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8609 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8612 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8614 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8617 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8619 * ipa-visibility.c (localize_node): Also do not localize
8620 LDPR_PREVAILING_DEF_IRONLY_EXP.
8622 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8625 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8626 instead of type_with_linkage.
8628 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8631 * params.def (uninlined-function-insns, uninlined-function-time,
8632 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8633 bound so we don't get overflows.
8635 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8637 * config/rs6000/rs6000-string.c (expand_compare_loop,
8638 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8641 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8644 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8645 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8646 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8648 2019-02-09 Alan Modra <amodra@gmail.com>
8651 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8652 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8655 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8658 * lra-constraints.c (process_alt_operands): Don't increase reject
8659 for memory when offset memory is required.
8661 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8663 * config/s390/vector.md: Implement vector copysign.
8665 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8667 * expr.c (expand_constructor): Correct indentations.
8669 2019-02-08 Richard Biener <rguenther@suse.de>
8671 PR tree-optimization/89247
8672 * tree-if-conv.c: Include tree-cfgcleanup.h.
8673 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8674 (tree_if_conversion): Pass through predicate vector.
8675 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8676 inline, see if any if-converted loops we refrece in
8677 LOOP_VECTORIZED calls vanished and fixup.
8678 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8680 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8682 * config/s390/constraints.md (jdd): New constraint.
8684 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8687 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8688 upper 16 vector registers without TARGET_AVX512VL.
8689 (*movti_internal): Likewise.
8691 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8693 PR rtl-optimization/89234
8694 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8695 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8696 (copy_reg_eh_region_note_backward): Likewise.
8698 2019-02-08 Richard Biener <rguenther@suse.de>
8701 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8703 (analyze_subscript_affine_affine): Handle failure from
8704 initialize_matrix_A.
8706 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8708 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8711 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8713 PR tree-optimization/86637
8714 PR tree-optimization/89235
8715 * tree-vect-loop.c (optimize_mask_stores): Add an
8716 auto_purge_vect_location sentinel to ensure that vect_location is
8719 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8720 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8721 to ensure that vect_location is purged on exit.
8722 (pass_slp_vectorize::execute): Likewise, replacing the manual
8724 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8726 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8728 * config/aarch64/iterators.md (max_opp): New code_attr.
8729 (USMAX): New code iterator.
8730 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8731 (aarch64_smax): Likewise.
8732 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8733 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8736 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8739 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8740 for TARGET_AVX512VL.
8741 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8743 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8745 * config/s390/s390-builtin-types.def: Add new types.
8746 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8747 (s390_vec_xlw4): Make the memory operand into a const pointer.
8748 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8750 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8751 a new vector type with the alignment of the scalar memory operand.
8753 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8754 Jakub Jelinek <jakub@redhat.com>
8757 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8758 arm_count_ldrdstrd_insns): New declarations.
8759 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8761 (valid_operands_ldrd_strd): New function.
8762 (arm_count_ldrdstrd_insns): New function.
8763 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8764 sets instead of single DImode set and define new insns to match this.
8766 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8768 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8769 Make it a C initializer.
8771 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8774 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8776 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8778 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8779 Use neon_dot<q> for type.
8780 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8782 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8784 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8785 Use neon_dot<q> for type.
8786 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8787 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8789 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8791 PR rtl-optimization/89225
8792 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8795 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8797 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8798 after restoring registers saved to allocate the frame on Windows.
8800 2019-02-06 Richard Biener <rguenther@suse.de>
8802 PR tree-optimization/89182
8803 * graphite.h (cached_scalar_evolution_in_region): Declare.
8804 * graphite.c (struct seir_cache_key): New.
8805 (struct sese_scev_hash): Likewise.
8806 (seir_cache): New global.
8807 (cached_scalar_evolution_in_region): New function.
8808 (graphite_transform_loops): Allocate and release seir_cache.
8809 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8810 cached_scalar_evolution_in_region.
8811 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8813 (scop_detection::graphite_can_represent_expr: Use
8814 cached_scalar_evolution_in_region.
8815 (scop_detection::stmt_simple_for_scop_p): Likewise.
8816 (find_params_in_bb): Likewise.
8817 (gather_bbs::before_dom_children): Likewise.
8818 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8819 (add_loop_constraints): Likewise.
8821 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8824 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8825 operand to new_unary_operation only if both element types are integral
8826 and it isn't a widening conversion. Return NULL_TREE if
8827 new_unary_operation failed.
8829 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8832 * config/s390/s390.md: Remove load and test FP splitter.
8834 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8837 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8838 expand_compare_loop, expand_block_compare_gpr,
8839 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8840 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8841 #include "profile-count.h" and "predict.h" for types and functions
8842 needed to work with REG_BR_PROB notes.
8844 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8847 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8848 for the long branch case.
8850 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8853 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8854 can throw, non-call exceptions are enabled and we can't delete
8855 dead exceptions or alter cfg. Set must_clean if
8856 delete_insn_and_edges returns true, don't set it blindly for calls.
8857 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8859 PR rtl-optimization/89195
8860 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8861 of the original MEM.
8863 2019-02-05 Martin Liska <mliska@suse.cz>
8865 PR gcov-profile/89000
8866 * gcov.c (function_summary): Remove argument.
8867 (file_summary): New function.
8868 (print_usage): Replace tabs with spaces.
8869 (generate_results): Use new function file_summary.
8871 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8874 * optabs.c (prepare_cmp_insn): Pass x and y to
8875 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8877 2019-02-05 Richard Biener <rguenther@suse.de>
8880 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8881 (struct bitmap_element): Drop chain_prev so we properly recurse on
8882 the prev member, supporting tree views.
8883 (struct bitmap_head): GTY skip the obstack member.
8885 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8888 * doc/extend.texi (Vector Extensions): Add an example of using vector
8889 types together with x86 intrinsics.
8891 2019-02-04 Alan Modra <amodra@gmail.com>
8893 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8894 str[] size to 160, and comment.
8896 2019-02-04 Alan Modra <amodra@gmail.com>
8898 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8899 (rs6000_pltseq_template): Guard output of TLS markers with
8901 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8902 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8903 to use inline PLT sequences.
8904 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8905 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8906 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8908 2019-02-04 Martin Liska <mliska@suse.cz>
8911 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8912 out when ipa_fn_summaries does not contain entry for callee.
8914 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8916 * config/sparc/sparc.h: Remove superfluous blank lines.
8917 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8918 (got_register_rtx): ...this.
8919 (sparc_got): Adjust to above renaming.
8920 (sparc_tls_got): Likewise.
8921 (sparc_delegitimize_address): Likewise.
8922 (sparc_output_mi_thunk): Likewise.
8923 (sparc_init_pic_reg): Likewise.
8924 (save_local_or_in_reg_p): Fix test on the GOT register.
8925 (USE_HIDDEN_LINKONCE): Move around.
8926 (get_pc_thunk_name): Likewise.
8927 (gen_load_pcrel_sym): Likewise.
8928 (load_got_register): Likewise.
8930 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8932 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8933 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8935 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8937 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8940 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8942 * config.gcc (with_nds32_lib, glibc):
8943 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8944 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8945 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8947 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8950 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8951 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8952 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8953 (*rcpsf2_sse): Ditto.
8954 (*rsqrtsf2_sse): Ditto.
8955 (sse4_1_round<mode<2): Ditto.
8957 2019-02-03 Richard Biener <rguenther@suse.de>
8960 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8963 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8966 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8967 Punt with warning on aggregate return or argument types. Ignore
8968 type/mode checking for uniform arguments.
8970 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8972 * combine.c (try_combine): Do not print "Can't combine" messages unless
8973 printing failed combination attempts.
8975 2019-02-01 Martin Jambor <mjambor@suse.cz>
8978 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8979 segment and global segment variables before making them static.
8981 2019-02-01 Martin Jambor <mjambor@suse.cz>
8983 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8984 missed optimization dump with dump_enabled_p.
8986 2019-02-01 Richard Biener <rguenther@suse.de>
8989 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8990 the instantiate cache.
8991 (instantiate_scev_binary): Elide second operand procesing
8992 if equal to the first.
8993 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8994 (chrec_contains_undetermined): Likewise.
8995 (tree_contains_chrecs): Likewise.
8997 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8999 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
9001 2019-02-01 Jakub Jelinek <jakub@redhat.com>
9003 PR tree-optimization/89143
9004 * wide-int-range.h (wide_int_range_absu): Declare.
9005 * wide-int-range.cc (wide_int_range_absu): New function.
9006 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
9008 PR tree-optimization/88107
9009 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
9010 instead of assertion that eh_region_outermost is non-NULL, if it
9011 is NULL, set *ALL to true and return NULL.
9012 (move_sese_region_to_fn): Adjust caller, if all is set, call
9013 duplicate_eh_regions with NULL region.
9015 2019-02-01 Richard Biener <rguenth@suse.de>
9017 PR rtl-optimization/88593
9018 * mode-switching.c (optimize_mode_switching): Free dominators before
9019 calling cleanup_cfg.
9021 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
9023 PR tree-optimization/88932
9024 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
9026 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9029 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
9030 bogus clang warning.
9032 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
9035 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
9036 alternative to avoid partial SSE register stall for TARGET_AVX.
9037 (truncdfsf2): Ditto.
9038 (sse4_1_round<mode>2): Ditto.
9040 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
9042 PR tree-optimization/89008
9043 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
9044 process anything of the form X * 0.
9046 2019-01-31 Richard Biener <rguenther@suse.de>
9048 PR tree-optimization/89135
9049 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
9050 with abnormal preds.
9052 2019-01-31 Jakub Jelinek <jakub@redhat.com>
9055 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
9056 always_inline callees into no_sanitize_address callers.
9058 2019-01-31 Richard Biener <rguenther@suse.de>
9060 PR rtl-optimization/89115
9061 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
9063 2019-01-30 Martin Sebor <msebor@redhat.com>
9066 * doc/extend.texi (cast to a union): Correct and expand.
9068 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
9070 PR rtl-optimization/87246
9071 * lra-constraints.c (simplify_operand_subreg): Reload memory
9072 in subreg if the address became invalid.
9074 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
9077 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
9078 Disable for little-endian.
9080 2019-01-30 Richard Biener <rguenther@suse.de>
9082 PR rtl-optimization/89115
9083 * opts.c (default_options_optimization): Reduce
9084 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
9085 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
9088 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9090 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
9091 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
9092 type of vector element when vec_extract is implemented by direct
9095 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
9097 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
9099 2019-01-30 Richard Biener <rguenther@suse.de>
9101 PR tree-optimization/89111
9102 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
9103 canonicalization to appropriately sized access types.
9105 2019-01-30 Jakub Jelinek <jakub@redhat.com>
9108 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
9109 for arguments to functions that are TU-local and shouldn't be
9110 referenced by assembly.
9112 2019-01-30 Ulrich Drepper <drepper@redhat.com>
9114 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
9117 2019-01-29 Martin Sebor <msebor@redhat.com>
9120 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
9122 2019-01-29 Jakub Jelinek <jakub@redhat.com>
9126 * omp-simd-clone.c (simd_clone_clauses_extract)
9127 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
9128 OMP_CLAUSE_ALIGNED_ALIGNMENT.
9130 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
9132 * config.gcc: Force .init_array for ARC.
9134 2019-01-29 Richard Biener <rguenther@suse.de>
9137 * dwarf2out.c (collect_skeleton_dies): New helper.
9138 (copy_decls_for_unworthy_types): Call it.
9139 (build_abbrev_table): Assert we do not try to replace
9140 DW_AT_signature refs with local refs.
9142 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9145 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
9146 for lastprivate/linear IV, push gimplify context around gimplify_assign
9147 and, if it needed any temporaries, pop it into a gimple bind around the
9150 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
9152 * common.opt (-Wattribute-alias): Remove "no-" from name.
9153 Make -Wattribute-alias command line option and
9154 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
9156 2019-01-28 Jakub Jelinek <jakub@redhat.com>
9159 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
9160 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
9162 (bmi2): Add missing @opindex.
9163 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
9164 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
9165 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
9166 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
9167 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
9168 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
9169 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
9170 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
9171 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
9172 xsavec, xsaveopt and xsaves options.
9174 2019-01-28 Richard Biener <rguenther@suse.de>
9177 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
9180 2019-01-28 Richard Biener <rguenther@suse.de>
9182 PR tree-optimization/88739
9183 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9184 BIT_FIELD_REFs only are applied to mode-precision operands
9185 when they are integral.
9186 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
9187 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
9188 BIT_FIELD_REFs of non-mode-precision integral operands.
9190 2019-01-27 Jakub Jelinek <jakub@redhat.com>
9193 * config/i386/sse.md
9194 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
9195 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
9196 first constants in pairs are multiples of 2. Formatting fixes.
9197 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
9198 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
9199 first constants in each quadruple are multiples of 4. Formatting fixes.
9201 2019-01-26 Martin Jambor <mjambor@suse.cz>
9204 * tree-inline.c: Include tree-cfgcleanup.h.
9205 (delete_unreachable_blocks_update_callgraph): Move...
9206 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9207 ...here, make externally visible, make second argument bool, adjust
9209 * tree-cfgcleanup.c: Include cgraph.h.
9210 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9212 * ipa-prop.c: Include tree-cfgcleanup.h.
9213 (ipcp_transform_function): Call
9214 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9216 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9218 PR rtl-optimization/88846
9219 * ira.c (process_set_for_memref_referenced_p): New.
9220 (memref_referenced_p): Add new param. Use
9221 process_set_for_memref_referenced_p. Add new switch cases.
9222 (memref_used_between_p): Pass new arg to memref_referenced_p.
9224 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9227 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9228 argument ABI_BREAK. Set to true if the calculated alignment has
9229 changed in gcc-9. Check bit-fields for their base type alignment.
9230 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9231 (aarch64_function_arg_boundary): Likewise.
9232 (aarch64_gimplify_va_arg_expr): Likewise.
9234 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9237 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9238 instead of accessing TREE_INT_CST_ELT directly.
9240 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9242 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9243 fenv_exceptions description.
9245 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9247 PR rtl-optimization/87763
9248 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9249 Allow SUBREG when matching CC_NZmode compare.
9251 2019-01-25 Richard Biener <rguenther@suse.de>
9253 PR tree-optimization/89049
9254 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9255 Look at the pattern stmt to determine if the stmt is vectorized.
9257 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9259 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9260 (pred_mov<mode>): Handle all-register forms using both a new
9261 alternative and a split.
9263 2019-01-25 Richard Biener <rguenther@suse.de>
9265 PR tree-optimization/86865
9266 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9267 Reject non-do-while loops.
9269 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9271 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9272 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9273 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9274 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9275 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9276 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9277 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9278 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9279 vlogical_operand, gpc_reg_operand, int_reg_operand,
9280 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9281 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9282 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9283 (save_world_operation, restore_world_operation, lmw_operation,
9284 stmw_operation): Use MEM_P and REG_P.
9285 (tie_operand): Use MEM_P.
9286 (vrsave_operation, crsave_operation): Use REG_P.
9287 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9288 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9289 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9290 (call_operand): Use HARD_REGISTER_P.
9291 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9293 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9294 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9295 quad_aligned_load_p, replace_swapped_aligned_store,
9296 recombine_lvx_pattern, replace_swapped_aligned_load,
9297 recombine_stvx_pattern): Use MEM_P.
9298 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9299 Use MEM_P and SYMBOL_REF_P.
9300 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9301 (insn_is_swappable_p): Use REG_P and MEM_P.
9302 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9303 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9305 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9307 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9309 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9310 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9311 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9312 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9314 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9315 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9316 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9317 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9318 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9319 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9320 rs6000_split_logical_di): Use CONST_INT_P.
9321 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9322 REG_P and SYMBOL_REF_P.
9323 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9324 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9325 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9326 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9327 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9328 (small_data_operand, print_operand_address): Use CONST_INT_P and
9330 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9331 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9332 Use HARD_REGISTER_NUM_P.
9333 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9334 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9335 SUBREG_P and SYMBOL_REF_P.
9336 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9337 and HARD_REGISTER_NUM_P.
9338 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9340 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9341 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9343 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9344 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9345 find_addr_reg): Use REG_P.
9346 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9347 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9348 (offsettable_ok_by_alignment, constant_pool_expr_p,
9349 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9350 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9351 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9352 rs6000_assemble_integer, create_TOC_reference,
9353 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9354 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9355 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9356 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9357 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9358 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9359 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9360 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9361 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9362 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9363 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9364 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9365 and cbranch<mode>4): Use CONST_INT_P.
9366 (multiple define_splits): Use REG_P and SUBREG_P.
9367 (define_expands call, call_value): Use MEM_P.
9368 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9369 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9370 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9371 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9372 and HARD_REGISTER_NUM_P.
9373 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9375 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9377 PR rtl-optimization/88948
9378 * rtl.h (prepare_copy_insn): New prototype.
9379 * gcse.c (prepare_copy_insn): New function, split out from
9380 process_insert_insn.
9381 (process_insert_insn): Use prepare_copy_insn.
9382 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9383 instead of gen_move_insn.
9385 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9388 * config/i386/i386.c (ix86_pic_register_p): Return true for
9391 PR tree-optimization/88964
9392 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9393 punt if HONOR_SNANS (chrec).
9396 * tree-nested.c (convert_nonlocal_reference_stmt,
9397 convert_local_reference_stmt, convert_tramp_reference_stmt,
9398 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9399 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9402 PR tree-optimization/89027
9403 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9404 for "omp simd array" variables.
9406 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9409 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9410 force the alignment of m_val.
9412 2019-01-24 Richard Biener <rguenther@suse.de>
9415 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9416 When in "legacy" debug mode make sure to reset self-origins.
9418 2019-01-24 Martin Liska <mliska@suse.cz>
9420 PR gcov-profile/88994
9421 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9422 result will be always smaller or equal to the original.
9423 * gcov.c (mangle_name): Fix else branch where we should
9424 also copy to PTR and shift the pointer.
9426 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9428 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9429 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9431 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9433 * common/config/i386/i386-common.c
9434 (OPTION_MASK_ISA_ENQCMD_SET,
9435 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9436 (ix86_handle_option): Handle -menqcmd.
9437 * config.gcc (enqcmdintrin.h): New header file.
9438 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9439 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9441 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9443 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9444 __builtin_ia32_enqcmds): New builtins.
9445 * config/i386/i386-c.c (__ENQCMD__): New macro.
9446 * config/i386/i386-option.c (ix86_target_string): Add
9448 (ix86_valid_target_attribute_inner_p): Likewise.
9449 * config/i386/i386-expand.c
9450 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9451 IX86_BUILTIN_ENQCMDS.
9452 * config/i386/i386.h (TARGET_ENQCMD): New.
9453 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9454 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9455 (movdir64b_<mode>): Parameterize to enable share expansion code
9456 with ENQCMD in function ix86_expand_builtin.
9457 * config/i386/i386.opt: Add -menqcmd.
9458 * config/i386/immintrin.h: Include enqcmdintrin.h.
9459 * config/i386/enqcmdintrin.h: New intrinsic file.
9460 * doc/invoke.texi: Add -menqcmd.
9462 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9463 Steve Ellcey <sellcey@marvell.com>
9466 * recog.c (address_operand): Return false on wrong mode for address.
9467 (constrain_operands): Check for mode with 'p' constraint.
9469 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9472 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9473 Disparage MMX alternative.
9474 (sse2_cvtpd2pi): Ditto.
9475 (sse2_cvttpd2pi): Ditto.
9477 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9480 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9481 use-after-free of the result of
9482 aarch64_get_extension_string_for_isa_flags.
9484 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9487 * doc/extend.texi: Document break and continue behavior in
9488 statement expressions.
9490 2019-01-23 Richard Biener <rguenther@suse.de>
9492 PR tree-optimization/89008
9493 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9494 not leave another stray operand.
9496 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9498 * BASE-VER: Bump to 9.0.1.
9500 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9502 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9503 thunk that returns by reference, use the type of the return object
9504 of the thunk instead of that of the alias to build the dereference.
9506 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9508 * config/arc/atomic.md: Add operand to DMB instruction.
9510 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9512 PR tree-optimization/88964
9513 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9514 build_zero_cst instead of build_int_cst. Return false for loop
9515 invariants which honor signed zeros.
9517 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9519 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9521 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9524 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9525 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9526 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9529 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9530 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9533 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9534 Disable for little endian.
9536 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9539 * config/arm/arm.c (arm_needs_double_word_align): Check
9540 DECL_BIT_FIELD_TYPE.
9542 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9543 H.J. Lu <hongjiu.lu@intel.com>
9546 * config/i386/i386-builtin.def: Add mask2 to all builtin
9547 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9549 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9550 (BDESC_FIRST): Likewise.
9551 (define_builtin): Add an argument for mask2. Updated to handle
9552 both ix86_isa_flags and ix86_isa_flags2.
9553 (define_builtin_const): Likewise.
9554 (define_builtin_pure): Likewise.
9555 (define_builtin2): Deleted.
9556 (define_builtin_const2): Likewise.
9557 (builtin_description): Add a member, mask2.
9558 (bdesc_*): Add mask2 to builtin initializations.
9559 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9560 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9562 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9564 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9567 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9570 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9573 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9574 alignment is dominated by a bitfield with 64-bit aligned base type.
9575 (arm_function_arg): Emit a warning if the alignment has changed since
9576 earlier GCC releases.
9577 (arm_function_arg_boundary): Likewise.
9578 (arm_setup_incoming_varargs): Likewise.
9580 2019-01-22 Richard Biener <rguenther@suse.de>
9582 PR tree-optimization/88862
9583 * graphite-scop-detection.c
9584 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9586 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9588 * doc/extend.tex (AMD GCN Function Attributes): New section.
9589 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9590 * doc/invoke.texi (AMD GCN Options): New section.
9591 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9593 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9595 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9596 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9598 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9600 PR tree-optimization/88044
9601 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9602 is false in the first iteration, but !every_iteration, return false
9603 instead of true with niter->niter zero.
9605 PR rtl-optimization/88904
9606 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9607 any nonequal registers before processing BB_END (b).
9610 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9612 (expand_binop_directly, expand_doubleword_clz,
9613 expand_doubleword_popcount, expand_ctz, expand_ffs,
9614 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9616 PR rtl-optimization/49429
9618 PR rtl-optimization/86334
9620 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9621 addressable from here...
9622 (emit_block_op_via_libcall): ... to here.
9624 2019-01-22 Richard Biener <rguenther@suse.de>
9626 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9627 auto_vec for cost vector to fix memleak.
9628 (vectorize_fold_left_reduction): Properly gather SLP defs.
9629 (vectorizable_comparison): Do not swap operands to properly
9632 2019-01-22 Alan Modra <amodra@gmail.com>
9635 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9636 stays a reg. Allow a const_int.
9637 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9638 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9639 (IS_NOMARK_TLSGETADDR): Define.
9640 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9641 (rs6000_output_tlsargs): New function.
9642 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9643 __tls_get_addr call takes an arg.
9644 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9645 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9647 (call_value_nonlocal_sysv): ..or here, delete split.
9648 (tls_gdld_nomark): Delete.
9649 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9650 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9651 (call_value_nonlocal_sysv): Likewise.
9652 (call_value_nonlocal_sysv_secure): Likewise.
9653 (call_value_nonlocal_aix): Likewise.
9654 (call_value_indirect_aix): Likewise.
9655 (call_value_indirect_elfv2): Likewise.
9656 (call_value_local32, call_value_local64): Disable for no-mark tls.
9657 (call_value_local_aix): Likewise.
9659 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9662 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9663 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9665 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9667 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9668 string contents as hash_map keys.
9670 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9673 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9674 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9675 instead of TYPE_ALIGN.
9676 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9677 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9678 pointer from TYPE_STUB_DECL.
9680 2019-01-21 Richard Biener <rguenther@suse.de>
9682 PR tree-optimization/88934
9683 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9684 at the possibly non-constant operand.
9685 (vect_get_constant_vectors): Adjust.
9687 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9690 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9691 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9692 instead of _X86INTRIN_H_INCLUDED.
9693 * onfig/i386/clwbintrin.h: Likewise.
9694 * config/i386/pkuintrin.h: Likewise.
9695 * config/i386/prfchwintrin.h: Likewise.
9696 * config/i386/rdseedintrin.h: Likewise.
9697 * config/i386/wbnoinvdintrin.h: Likewise.
9698 * config/i386/xsavecintrin.h: Likewise.
9699 * config/i386/xsavesintrin.h: Likewise.
9700 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9701 * config/i386/xsaveintrin.h: Likewise.
9702 * config/i386/xsaveoptintrin.h: Likewise.
9703 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9704 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9705 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9706 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9707 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9708 * config/i386/immintrin.h: Here.
9710 2019-01-20 Martin Jambor <mjambor@suse.cz>
9713 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9714 with aa_walk_budget.
9715 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9716 aa_walk_budget_p parameter.
9717 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9718 walk. Updated all callers.
9719 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9720 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9722 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9723 parameter info. Extract info from fbi. Pass fbi to recursive calls
9724 and to unmodified_parm.
9725 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9726 info, updated call to will_be_nonconstant_expr_predicate.
9727 (param_change_prob): New parameter fbi, limit AA walking.
9728 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9729 calls to various above functions.
9730 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9731 parameter. Use it to limit AA walking.
9732 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9734 (detect_type_change): New parameter fbi, pass it on to
9735 detect_type_change_from_memory_writes.
9736 (detect_type_change_ssa): Likewise.
9737 (aa_overwalked): Removed.
9738 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9739 accordingly, adjust to the neew AA limiting scheme.
9740 (parm_ref_data_preserved_p): Likewise.
9741 (ipa_compute_jump_functions_for_edge): Adjust call to
9743 (ipa_analyze_call_uses): Likewise.
9744 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9745 (ipa_analyze_node): Initialize aa_walk_budget.
9746 (ipcp_transform_function): Likewise.
9747 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9748 to get_dynamic_type.
9750 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9752 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9753 outside of #if CHECKING_P code.
9755 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9757 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9758 New function, split out from...
9759 (loop_versioning::analyze_stride): ...here.
9760 (loop_versioning::find_per_loop_multiplication): Use gassign.
9761 (loop_versioning::analyze_term_using_scevs): Return a success code.
9762 (loop_versioning::analyze_arbitrary_term): New function.
9763 (loop_versioning::analyze_address_fragment): Use
9764 analyze_arbitrary_term if all else fails.
9766 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9769 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9772 2019-01-18 Richard Biener <rguenther@suse.de>
9774 PR tree-optimization/88903
9775 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9776 scalar stmts a SLP shift amount is composed of when detecting
9779 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9782 * config/arm/arm-cpus.in (mp): New feature.
9784 (fgroup ARMv7ve): Add mp and sec features.
9785 (arch armv7-a): Add options to allow mp and sec extensions.
9786 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9787 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9788 extenstions to the base architecture.
9789 (cpu cortex-a8): Add sec extension to the base architecture.
9790 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9791 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9792 variants down to the base v7-a varaint.
9793 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9794 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9795 of permitted extensions for -march=armv7-a and for
9796 -mcpu=generic-armv7-a.
9798 2019-01-18 Martin Liska <mliska@suse.cz>
9800 * params.def: Fix comment.
9801 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9803 (gimple_gen_ic_func_profiler): Likewise.
9805 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9807 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9808 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9809 and put in error checks for stack protector guard options.
9810 (aarch64_stack_protect_guard): New.
9811 (TARGET_STACK_PROTECT_GUARD): Define.
9812 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9813 (reg_stack_protect_address<mode>): New.
9814 (stack_protect_set): Adjust for SSP_GLOBAL.
9815 (stack_protect_test): Likewise.
9816 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9817 (-mstack-protector-guard): Likewise.
9818 (-mstack-protector-guard-offset): Likewise.
9820 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9822 PR tree-optimization/86214
9823 * tree-inline.h (struct copy_body_data): Add
9824 add_clobbers_to_eh_landing_pads member.
9825 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9826 (copy_edges_for_bb): Call it if EH edge destination is <
9827 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9828 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9829 if flag_stack_reuse != SR_NONE and clear it afterwards.
9831 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9834 * doc/install.texi (with-multilib-list): Document for aarch64.
9836 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9839 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9840 (("..."))) with ("...").
9842 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9844 * doc/extend.texi (Built-in Functions for Memory Model Aware
9845 Atomic Operations): Document atomic fetch and nand.
9847 2019-01-18 Martin Liska <mliska@suse.cz>
9848 Richard Biener <rguenther@suse.de>
9851 * cgraph.h (create_version_clone_with_body): Add new argument
9853 * cgraphclones.c (cgraph_node::create_version_clone): Add
9854 DECL_ATTRIBUTES to a newly created decl. And call
9855 valid_attribute_p so that proper cl_target_optimization_node
9856 is set for the newly created declaration.
9857 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9859 (expand_target_clones): Do not call valid_attribute_p, it must
9861 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9864 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9867 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9868 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9869 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9871 2019-01-17 Martin Sebor <msebor@redhat.com>
9874 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9875 Handle anti-ranges the same as no range at all.
9877 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9879 * config/aarch64/aarch64.c (cgraph.h): New include.
9880 (intl.h): New include.
9881 (supported_simd_type): New function.
9882 (currently_supported_simd_type): Ditto.
9883 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9884 (aarch64_simd_clone_adjust): Ditto.
9885 (aarch64_simd_clone_usable): Ditto.
9886 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9887 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9888 (TARGET_SIMD_CLONE_USABLE): Ditto.
9889 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9890 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9893 2019-01-17 Martin Sebor <msebor@redhat.com>
9895 PR tree-optimization/88800
9896 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9897 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9898 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9899 redundant argument. Add new argument and issue diagnostics under
9900 its control. Detect out-of-bounds access even with warnings
9902 (check_bounds_or_overlap): Change return type. Add argument.
9903 (wrestrict_dom_walker::check_call): Adjust.
9904 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9905 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9906 check_bounds_or_overlap's return value.
9907 (handle_builtin_stxncpy): Same.
9908 (handle_builtin_strcat): Same.
9910 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9911 Kwok Cheung Yeung <kcy@codesourcery.com>
9912 Julian Brown <julian@codesourcery.com>
9913 Tom de Vries <tom@codesourcery.com>
9915 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9917 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9919 * doc/sourcebuild.texi: Document dg-require-effective-target
9920 llvm_binutils and offload_gcn.
9922 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9923 Kwok Cheung Yeung <kcy@codesourcery.com>
9924 Julian Brown <julian@codesourcery.com>
9925 Tom de Vries <tom@codesourcery.com>
9927 * doc/sourcebuild.texi: Document dg-required-effective-target
9930 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9931 Kwok Cheung Yeung <kcy@codesourcery.com>
9932 Julian Brown <julian@codesourcery.com>
9933 Tom de Vries <tom@codesourcery.com>
9934 Jan Hubicka <hubicka@ucw.cz>
9935 Martin Jambor <mjambor@suse.cz>
9937 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9938 * configure.ac: Check for dlopen.
9939 * configure: Regenerate.
9941 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9942 Kwok Cheung Yeung <kcy@codesourcery.com>
9943 Julian Brown <julian@codesourcery.com>
9944 Tom de Vries <tom@codesourcery.com>
9945 Jan Hubicka <hubicka@ucw.cz>
9946 Martin Jambor <mjambor@suse.cz>
9948 * common/config/gcn/gcn-common.c: New file.
9949 * config/gcn/driver-gcn.c: New file.
9950 * config/gcn/gcn-builtins.def: New file.
9951 * config/gcn/gcn-hsa.h: New file.
9952 * config/gcn/gcn-modes.def: New file.
9953 * config/gcn/gcn-opts.h: New file.
9954 * config/gcn/gcn-passes.def: New file.
9955 * config/gcn/gcn-protos.h: New file.
9956 * config/gcn/gcn-run.c: New file.
9957 * config/gcn/gcn-tree.c: New file.
9958 * config/gcn/gcn.c: New file.
9959 * config/gcn/gcn.h: New file.
9960 * config/gcn/gcn.opt: New file.
9961 * config/gcn/t-gcn-hsa: New file.
9963 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9964 Kwok Cheung Yeung <kcy@codesourcery.com>
9965 Julian Brown <julian@codesourcery.com>
9966 Tom de Vries <tom@codesourcery.com>
9967 Jan Hubicka <hubicka@ucw.cz>
9968 Martin Jambor <mjambor@suse.cz>
9970 * config/gcn/constraints.md: New file.
9971 * config/gcn/gcn-valu.md: New file.
9972 * config/gcn/gcn.md: New file.
9973 * config/gcn/predicates.md: New file.
9975 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9977 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9978 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9979 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9980 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9982 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9985 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9986 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9987 it and document registers.
9989 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9991 * config/aarch64/aarch64.c (ares_tunings): Define.
9992 * config/aarch64/aarch64-cores.def (ares): Use the above.
9994 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9998 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
10000 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
10001 (_mm512_fixupimm_round_pd): Update parameters and builtin.
10002 (_mm512_maskz_fixupimm_round_pd): Ditto.
10003 (_mm512_fixupimm_round_ps): Ditto.
10004 (_mm512_maskz_fixupimm_round_ps): Ditto.
10005 (_mm_fixupimm_round_sd): Ditto.
10006 (_mm_maskz_fixupimm_round_sd): Ditto.
10007 (_mm_fixupimm_round_ss): Ditto.
10008 (_mm_maskz_fixupimm_round_ss): Ditto.
10009 (_mm512_fixupimm_pd): Ditto.
10010 (_mm512_maskz_fixupimm_pd): Ditto.
10011 (_mm512_fixupimm_ps): Ditto.
10012 (_mm512_maskz_fixupimm_ps): Ditto.
10013 (_mm_fixupimm_sd): Ditto.
10014 (_mm_maskz_fixupimm_sd): Ditto.
10015 (_mm_fixupimm_ss): Ditto.
10016 (_mm_maskz_fixupimm_ss): Ditto.
10017 (_mm512_mask_fixupimm_round_pd): Update builtin.
10018 (_mm512_mask_fixupimm_round_ps): Ditto.
10019 (_mm_mask_fixupimm_round_sd): Ditto.
10020 (_mm_mask_fixupimm_round_ss): Ditto.
10021 (_mm512_mask_fixupimm_pd): Ditto.
10022 (_mm512_mask_fixupimm_ps): Ditto.
10023 (_mm_mask_fixupimm_sd): Ditto.
10024 (_mm_mask_fixupimm_ss): Ditto.
10025 * config/i386/avx512vlintrin.h:
10026 (_mm256_fixupimm_pd): Update parameters and builtin.
10027 (_mm256_maskz_fixupimm_pd): Ditto.
10028 (_mm256_fixupimm_ps): Ditto.
10029 (_mm256_maskz_fixupimm_ps): Ditto.
10030 (_mm_fixupimm_pd): Ditto.
10031 (_mm_maskz_fixupimm_pd): Ditto.
10032 (_mm_fixupimm_ps): Ditto.
10033 (_mm_maskz_fixupimm_ps): Ditto.
10034 (_mm256_mask_fixupimm_pd): Update builtin.
10035 (_mm256_mask_fixupimm_ps): Ditto.
10036 (_mm_mask_fixupimm_pd): Ditto.
10037 (_mm_mask_fixupimm_ps): Ditto.
10038 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
10039 * config/i386/i386-builtin.def: Update builtin definitions.
10040 * config/i386/i386.c: Handle new builtin types and remove useless ones.
10041 * config/i386/sse.md: Update VFIXUPIMM* patterns.
10042 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10043 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10044 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
10045 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10046 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10047 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
10048 * config/i386/subst.md:
10049 (round_saeonly_sd_mask_operand4): Add new subst_attr.
10050 (round_saeonly_sd_mask_op4): Ditto.
10051 (round_saeonly_expand_operand5): Ditto.
10052 (round_saeonly_expand): Update.
10054 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10058 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
10060 * config/i386/sse.md: Combine VFIXUPIMM* patterns
10061 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10062 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10063 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
10064 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
10065 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
10066 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
10068 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
10072 2018-12-15 Jakub Jelinek <jakub@redhat.com>
10075 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
10076 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
10077 instead of UNSPEC_FIXUPIMM.
10079 2019-01-17 Richard Biener <rguenther@suse.de>
10082 * dwarf2out.c (want_pubnames): Never generate pubnames sections
10083 and friends for the LTO part of debug info.
10085 2019-01-17 Jakub Jelinek <jakub@redhat.com>
10087 PR tree-optimization/86214
10088 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
10091 PR rtl-optimization/88870
10092 * dce.c (deletable_insn_p): Never delete const/pure calls that can
10093 throw if we can't alter the cfg or delete dead exceptions.
10094 (mark_insn): Don't call find_call_stack_args for such calls.
10096 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
10098 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
10099 prototypes for vec_st.
10100 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
10101 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
10102 mainly on signed/unsigned long long and double.
10104 2019-01-16 David Malcolm <dmalcolm@redhat.com>
10107 * combine.c (delete_noop_moves): Convert to "bool" return,
10108 returning true if any edges are eliminated.
10109 (combine_instructions): Also return true if delete_noop_moves
10112 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10114 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
10115 correct max nunits for endian swap.
10116 (aarch64_expand_fcmla_builtin): Correct subreg code.
10117 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10118 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
10121 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
10123 * config/alpha/alpha.c (alpha_gimplify_va_arg):
10124 Handle split indirect COMPLEX_TYPE arguments.
10126 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
10129 * config/aarch64/aarch64-modes.def: Add comment about how the carry
10130 bit is set by add and compare.
10131 (CC_ADC): New CC_MODE.
10132 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
10133 to cache the code and mode of X. Adjust the shape of a CC_Cmode
10134 comparison. Add detection for CC_ADCmode.
10135 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
10137 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
10138 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
10139 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
10140 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
10141 to eliminate the need for zero-extending the operands.
10142 (add<mode>3_compareC_imm): Delete. Merge into ...
10143 (add<mode>3_compareC): ... this. Restructure the comparison to
10144 eliminate the need for zero-extending the operands.
10145 (add<mode>3_carryin): Use LTU for the overflow detection.
10146 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
10147 Reexpress comparison for overflow.
10148 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
10149 (add<mode>3_carryinC): Likewise.
10150 (add<mode>3_carryinV): Use LTU for carry between partials.
10151 * config/aarch64/predicates.md (aarch64_carry_operation): Update
10152 handling of CC_Cmode and add CC_ADCmode.
10153 (aarch64_borrow_operation): Likewise.
10155 2019-01-16 Tamar Christina <tamar.christina@arm.com>
10157 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
10158 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
10159 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
10160 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
10162 2019-01-16 Martin Liska <mliska@suse.cz>
10164 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
10166 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
10168 * gcc.c (add_sysrooted_hdrs_prefix): New function.
10169 (path_prefix_reset): Move up in the source file.
10170 (find_fortran_preinclude_file): Make complex search for the
10171 fortran header files.
10173 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
10175 * godump.c (go_output_typedef): When outputting a typedef, refer
10176 to the underlying type by its name and not its structure.
10178 2019-01-15 David Malcolm <dmalcolm@redhat.com>
10181 * tree.c (build_function_type): Assert that arg_types is not
10184 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
10186 PR inline-asm/52813
10187 * doc/extend.texi: Document that listing the stack pointer in the
10188 clobber list of an asm is a deprecated feature.
10189 * common.opt (Wdeprecated): Moved from c-family/c.opt.
10190 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
10191 warning instead of an error for clobbers of the stack pointer.
10192 Add a note explaining why.
10194 2019-01-15 Richard Biener <rguenther@suse.de>
10197 * dwarf2out.c (gen_member_die): Do not generate inheritance
10200 2019-01-15 Richard Biener <rguenther@suse.de>
10202 PR tree-optimization/88855
10203 * tree-if-conv.c (combine_blocks): Collect
10204 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10206 2019-01-15 Tom de Vries <tdevries@suse.de>
10209 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10210 lhs == NULL_TREE for gang-level reduction.
10212 2019-01-15 Richard Biener <rguenther@suse.de>
10213 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10216 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10217 return true if SSA_NAME is already marked in visited bitmap.
10218 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10220 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10222 PR tree-optimization/88775
10223 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10224 equal == 0 equality pointer comparisons some more if compared in
10225 integral types and either one points to an automatic var and the
10226 other to a global, or we can prove at least one points to the middle
10227 or both point to start or both point to end.
10229 2019-01-14 Andi Kleen <ak@linux.intel.com>
10231 * Makefile.in: Lower autofdo sampling rate by 10x.
10232 * Makefile.tpl: Dito.
10234 2019-01-14 Tom Honermann <tom@honermann.net>
10236 * defaults.h: Define CHAR8_TYPE.
10238 2019-01-14 Martin Sebor <msebor@redhat.com>
10241 * doc/extend.texi (Darwin Format Checks): Clarify.
10243 2019-01-14 Richard Biener <rguenther@suse.de>
10245 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10246 whether we are in (simplify ...) or (match ...) context.
10248 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10250 PR rtl-optimization/88796
10251 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10252 * cfgexpand.c (stack_protect_prologue): Initialize
10253 crtl->stack_protect_guard_decl.
10254 * function.c (stack_protect_epilogue): Use it instead of calling
10255 targetm.stack_protect_guard again.
10256 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10257 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10258 crtl->stack_protect_guard_decl.
10259 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10260 on the returned MEM_EXPR.
10262 2019-01-12 Tom de Vries <tdevries@suse.de>
10264 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10265 vector length using -fopenacc-dim.
10267 2019-01-12 Tom de Vries <tdevries@suse.de>
10269 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10270 lengths into account.
10272 2019-01-12 Svante Signell <svante.signell@gmail.com>
10274 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10275 (TARGET_CAN_SPLIT_STACK): Define.
10276 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10278 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10280 * params.def (inline-unit-growth): Set to 40.
10282 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10284 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10286 2019-01-12 Tom de Vries <tdevries@suse.de>
10288 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10289 region calling vector-partitionable routine, set default_vector_length
10292 2019-01-12 Tom de Vries <tdevries@suse.de>
10294 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10295 variable default_vector_length.
10297 2019-01-12 Tom de Vries <tdevries@suse.de>
10299 PR middle-end/88703
10300 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10301 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10304 2019-01-12 Tom de Vries <tdevries@suse.de>
10306 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10307 (nvptx_goacc_validate_dims): Add used parameter.
10308 * doc/tm.texi: Regenerate.
10309 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10310 argument to call to targetm.goacc.validate_dims.
10311 (default_goacc_validate_dims): Add used
10313 * target.def (validate_dims): Add used parameter in DEFHOOK.
10314 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10316 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10318 PR middle-end/85956
10320 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10322 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10323 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10324 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10325 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10327 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10329 PR rtl-optimization/87305
10331 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10332 for little endian pseudos used as paradoxical subreg.
10334 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10336 PR tree-optimization/88693
10337 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10338 for STRING_CSTs that don't contain any NUL characters in the first
10339 TREE_STRING_LENGTH bytes.
10341 2019-01-11 Alan Modra <amodra@gmail.com>
10345 * genattrtab.c (min_fn): Don't translate values.
10346 (min_attr_value): Return INT_MAX when the value can't be calculated.
10347 Return minimum among any values that can be calculated.
10348 (max_attr_value): Adjust.
10350 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10352 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10354 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10356 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10357 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10358 (aarch64_return_call_with_max_clobbers): New function.
10359 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10360 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10362 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10363 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10364 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10365 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10366 * cselib.c (cselib_process_insn): Add argument to
10367 targetm.hard_regno_call_part_clobbered call.
10368 * ira-conflicts.c (ira_build_conflicts): Ditto.
10369 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10370 * lra-constraints.c (inherit_reload_reg): Ditto.
10371 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10372 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10373 argument. Call targetm.return_call_with_max_clobbers.
10374 Add argument to targetm.hard_regno_call_part_clobbered call.
10375 (calls_have_same_clobbers_p): New function.
10376 (process_bb_lives): Add call_insn and last_call_insn variables.
10377 Pass call_insn to check_pseudos_live_through_calls.
10378 Modify if stmt to check targetm.return_call_with_max_clobbers.
10379 Update setting of flush variable.
10380 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10382 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10383 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10384 targetm.hard_regno_call_part_clobbered call.
10385 * reginfo.c (choose_hard_reg_mode): Ditto.
10386 * regrename.c (check_new_reg_p): Ditto.
10387 * reload.c (find_equiv_reg): Ditto.
10388 * reload1.c (emit_reload_insns): Ditto.
10389 * sched-deps.c (deps_analyze_insn): Ditto.
10390 * sel-sched.c (init_regs_for_mode): Ditto.
10391 (mark_unavailable_hard_regs): Ditto.
10392 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10393 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10394 (return_call_with_max_clobbers): New target function.
10395 * doc/tm.texi: Regenerate.
10396 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10397 * hooks.c (hook_bool_uint_mode_false): Change to
10398 hook_bool_insn_uint_mode_false.
10399 * hooks.h (hook_bool_uint_mode_false): Ditto.
10401 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10403 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10404 (aarch64_remove_extra_call_preserved_regs): New function.
10405 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10406 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10407 * doc/tm.texi: Regenerate.
10408 * final.c (get_call_reg_set_usage): Call new hook.
10409 * target.def (remove_extra_call_preserved_regs): New hook.
10410 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10411 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10413 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10416 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10417 inside of pass_combine_1 dump rather than pass_profile_1.
10419 2019-01-11 Tom de Vries <tdevries@suse.de>
10421 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10422 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10423 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10424 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10427 2019-01-11 Tom de Vries <tdevries@suse.de>
10429 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10431 2019-01-11 Jan Beulich <jbeulich@suse.com>
10433 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10434 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10435 sse2_cvtsi2sd): Add {l}.
10436 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10439 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10442 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10444 (*float<floatunssuffix>v2div2sf2): New define_insn.
10445 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10446 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10447 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10448 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10449 match_operands with "const0_operand" "C".
10451 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10453 * config/aarch64/aarch64-builtins.c
10454 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10455 (aarch64_init_simd_builtins): ...Here
10457 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10459 PR rtl-optimization/87305
10461 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10462 allocation for big endian pseudos used as paradoxical subregs and
10463 spill them if it is wrong.
10464 * lra-constraints.c (lra_constraints): Add a comment.
10466 2019-01-10 Richard Biener <rguenther@suse.de>
10468 PR tree-optimization/88792
10469 * tree-ssa-pre.c (get_representative_for): Do not return a
10472 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10474 PR middle-end/84877
10476 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10477 (assign_parm_setup_block): Do the argument slot realignment here
10480 2019-01-10 Stefan Agner <stefan@agner.ch>
10483 * config/arm/arm.c (arm_option_override_internal): Force
10484 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10486 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10489 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10492 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10494 * config/arm/arm-builtins.c
10495 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10496 (MAC_LANE_PAIR_QUALIFIERS): New.
10497 (arm_expand_builtin_args): Use it.
10498 (arm_expand_builtin_1): Likewise.
10499 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10500 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10501 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10502 * config/arm/arm_neon.h:
10503 (vcadd_rot90_f16): New.
10504 (vcaddq_rot90_f16): New.
10505 (vcadd_rot270_f16): New.
10506 (vcaddq_rot270_f16): New.
10509 (vcmla_lane_f16): New.
10510 (vcmla_laneq_f16): New.
10511 (vcmlaq_lane_f16): New.
10512 (vcmlaq_laneq_f16): New.
10513 (vcmla_rot90_f16): New.
10514 (vcmlaq_rot90_f16): New.
10515 (vcmla_rot90_lane_f16): New.
10516 (vcmla_rot90_laneq_f16): New.
10517 (vcmlaq_rot90_lane_f16): New.
10518 (vcmlaq_rot90_laneq_f16): New.
10519 (vcmla_rot180_f16): New.
10520 (vcmlaq_rot180_f16): New.
10521 (vcmla_rot180_lane_f16): New.
10522 (vcmla_rot180_laneq_f16): New.
10523 (vcmlaq_rot180_lane_f16): New.
10524 (vcmlaq_rot180_laneq_f16): New.
10525 (vcmla_rot270_f16): New.
10526 (vcmlaq_rot270_f16): New.
10527 (vcmla_rot270_lane_f16): New.
10528 (vcmla_rot270_laneq_f16): New.
10529 (vcmlaq_rot270_lane_f16): New.
10530 (vcmlaq_rot270_laneq_f16): New.
10531 (vcadd_rot90_f32): New.
10532 (vcaddq_rot90_f32): New.
10533 (vcadd_rot270_f32): New.
10534 (vcaddq_rot270_f32): New.
10537 (vcmla_lane_f32): New.
10538 (vcmla_laneq_f32): New.
10539 (vcmlaq_lane_f32): New.
10540 (vcmlaq_laneq_f32): New.
10541 (vcmla_rot90_f32): New.
10542 (vcmlaq_rot90_f32): New.
10543 (vcmla_rot90_lane_f32): New.
10544 (vcmla_rot90_laneq_f32): New.
10545 (vcmlaq_rot90_lane_f32): New.
10546 (vcmlaq_rot90_laneq_f32): New.
10547 (vcmla_rot180_f32): New.
10548 (vcmlaq_rot180_f32): New.
10549 (vcmla_rot180_lane_f32): New.
10550 (vcmla_rot180_laneq_f32): New.
10551 (vcmlaq_rot180_lane_f32): New.
10552 (vcmlaq_rot180_laneq_f32): New.
10553 (vcmla_rot270_f32): New.
10554 (vcmlaq_rot270_f32): New.
10555 (vcmla_rot270_lane_f32): New.
10556 (vcmla_rot270_laneq_f32): New.
10557 (vcmlaq_rot270_lane_f32): New.
10558 (vcmlaq_rot270_laneq_f32): New.
10559 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10560 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10561 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10562 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10563 vcmlaq_lane270): New.
10564 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10565 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10566 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10567 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10568 (arm_option_reconfigure_globals): Use them.
10569 * config/arm/iterators.md (VDF, VQ_HSF): New.
10570 (VCADD, VCMLA): New.
10571 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10572 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10574 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10575 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10577 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10579 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10580 Add qualifier_lane_pair_index.
10581 (emit-rtl.h): Include.
10582 (TYPES_QUADOP_LANE_PAIR): New.
10583 (aarch64_simd_expand_args): Use it.
10584 (aarch64_simd_expand_builtin): Likewise.
10585 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10587 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10588 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10589 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10590 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10591 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10592 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10593 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10594 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10595 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10596 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10597 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10598 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10599 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10600 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10601 Add __ARM_FEATURE_COMPLEX.
10602 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10603 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10604 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10605 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10606 fcmlaq_lane270): New.
10607 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10608 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10609 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10610 * config/aarch64/arm_neon.h:
10611 (vcadd_rot90_f16): New.
10612 (vcaddq_rot90_f16): New.
10613 (vcadd_rot270_f16): New.
10614 (vcaddq_rot270_f16): New.
10617 (vcmla_lane_f16): New.
10618 (vcmla_laneq_f16): New.
10619 (vcmlaq_lane_f16): New.
10620 (vcmlaq_rot90_lane_f16): New.
10621 (vcmla_rot90_laneq_f16): New.
10622 (vcmla_rot90_lane_f16): New.
10623 (vcmlaq_rot90_f16): New.
10624 (vcmla_rot90_f16): New.
10625 (vcmlaq_laneq_f16): New.
10626 (vcmla_rot180_laneq_f16): New.
10627 (vcmla_rot180_lane_f16): New.
10628 (vcmlaq_rot180_f16): New.
10629 (vcmla_rot180_f16): New.
10630 (vcmlaq_rot90_laneq_f16): New.
10631 (vcmlaq_rot270_laneq_f16): New.
10632 (vcmlaq_rot270_lane_f16): New.
10633 (vcmla_rot270_laneq_f16): New.
10634 (vcmlaq_rot270_f16): New.
10635 (vcmla_rot270_f16): New.
10636 (vcmlaq_rot180_laneq_f16): New.
10637 (vcmlaq_rot180_lane_f16): New.
10638 (vcmla_rot270_lane_f16): New.
10639 (vcadd_rot90_f32): New.
10640 (vcaddq_rot90_f32): New.
10641 (vcaddq_rot90_f64): New.
10642 (vcadd_rot270_f32): New.
10643 (vcaddq_rot270_f32): New.
10644 (vcaddq_rot270_f64): New.
10648 (vcmla_lane_f32): New.
10649 (vcmla_laneq_f32): New.
10650 (vcmlaq_lane_f32): New.
10651 (vcmlaq_laneq_f32): New.
10652 (vcmla_rot90_f32): New.
10653 (vcmlaq_rot90_f32): New.
10654 (vcmlaq_rot90_f64): New.
10655 (vcmla_rot90_lane_f32): New.
10656 (vcmla_rot90_laneq_f32): New.
10657 (vcmlaq_rot90_lane_f32): New.
10658 (vcmlaq_rot90_laneq_f32): New.
10659 (vcmla_rot180_f32): New.
10660 (vcmlaq_rot180_f32): New.
10661 (vcmlaq_rot180_f64): New.
10662 (vcmla_rot180_lane_f32): New.
10663 (vcmla_rot180_laneq_f32): New.
10664 (vcmlaq_rot180_lane_f32): New.
10665 (vcmlaq_rot180_laneq_f32): New.
10666 (vcmla_rot270_f32): New.
10667 (vcmlaq_rot270_f32): New.
10668 (vcmlaq_rot270_f64): New.
10669 (vcmla_rot270_lane_f32): New.
10670 (vcmla_rot270_laneq_f32): New.
10671 (vcmlaq_rot270_lane_f32): New.
10672 (vcmlaq_rot270_laneq_f32): New.
10673 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10674 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10675 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10676 (FCADD, FCMLA): New.
10678 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10680 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10684 * config/pa/pa.c: Change "can not" to "cannot".
10685 * gimple-ssa-evrp-analyze.c: Likewise.
10686 * ipa-icf.c: Likewise.
10687 * ipa-polymorphic-call.c: Likewise.
10688 * ipa-pure-const.c: Likewise.
10689 * lra-constraints.c: Likewise.
10690 * lra-remat.c: Likewise.
10691 * reload1.c: Likewise.
10692 * reorg.c: Likewise.
10693 * tree-ssa-uninit.c: Likewise.
10695 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10699 * Makefile.in: Mechanically replace "can not" with "cannot".
10700 * alias.c: Likewise.
10701 * builtins.c: Likewise.
10702 * calls.c: Likewise.
10703 * cgraph.c: Likewise.
10704 * cgraph.h: Likewise.
10705 * cgraphclones.c: Likewise.
10706 * cgraphunit.c: Likewise.
10707 * combine-stack-adj.c: Likewise.
10708 * combine.c: Likewise.
10709 * common/config/i386/i386-common.c: Likewise.
10710 * config/aarch64/aarch64.c: Likewise.
10711 * config/alpha/sync.md: Likewise.
10712 * config/arc/arc.c: Likewise.
10713 * config/arc/predicates.md: Likewise.
10714 * config/arm/arm-c.c: Likewise.
10715 * config/arm/arm.c: Likewise.
10716 * config/arm/arm.h: Likewise.
10717 * config/arm/arm.md: Likewise.
10718 * config/arm/cortex-r4f.md: Likewise.
10719 * config/csky/csky.c: Likewise.
10720 * config/csky/csky.h: Likewise.
10721 * config/darwin-f.c: Likewise.
10722 * config/epiphany/epiphany.md: Likewise.
10723 * config/i386/i386.c: Likewise.
10724 * config/i386/sol2.h: Likewise.
10725 * config/m68k/m68k.c: Likewise.
10726 * config/mcore/mcore.h: Likewise.
10727 * config/microblaze/microblaze.md: Likewise.
10728 * config/mips/20kc.md: Likewise.
10729 * config/mips/sb1.md: Likewise.
10730 * config/nds32/nds32.c: Likewise.
10731 * config/nds32/predicates.md: Likewise.
10732 * config/pa/pa.c: Likewise.
10733 * config/rs6000/e300c2c3.md: Likewise.
10734 * config/rs6000/rs6000.c: Likewise.
10735 * config/s390/s390.h: Likewise.
10736 * config/sh/sh.c: Likewise.
10737 * config/sh/sh.md: Likewise.
10738 * config/spu/vmx2spu.h: Likewise.
10739 * cprop.c: Likewise.
10740 * dbxout.c: Likewise.
10741 * df-scan.c: Likewise.
10742 * doc/cfg.texi: Likewise.
10743 * doc/extend.texi: Likewise.
10744 * doc/fragments.texi: Likewise.
10745 * doc/gty.texi: Likewise.
10746 * doc/invoke.texi: Likewise.
10747 * doc/lto.texi: Likewise.
10748 * doc/md.texi: Likewise.
10749 * doc/objc.texi: Likewise.
10750 * doc/rtl.texi: Likewise.
10751 * doc/tm.texi: Likewise.
10753 * emit-rtl.c: Likewise.
10754 * emit-rtl.h: Likewise.
10755 * except.c: Likewise.
10756 * expmed.c: Likewise.
10757 * expr.c: Likewise.
10758 * fold-const.c: Likewise.
10759 * genautomata.c: Likewise.
10760 * gimple-fold.c: Likewise.
10761 * hard-reg-set.h: Likewise.
10762 * ifcvt.c: Likewise.
10763 * ipa-comdats.c: Likewise.
10764 * ipa-cp.c: Likewise.
10765 * ipa-devirt.c: Likewise.
10766 * ipa-fnsummary.c: Likewise.
10767 * ipa-icf.c: Likewise.
10768 * ipa-inline-transform.c: Likewise.
10769 * ipa-inline.c: Likewise.
10770 * ipa-polymorphic-call.c: Likewise.
10771 * ipa-profile.c: Likewise.
10772 * ipa-prop.c: Likewise.
10773 * ipa-pure-const.c: Likewise.
10774 * ipa-reference.c: Likewise.
10775 * ipa-split.c: Likewise.
10776 * ipa-visibility.c: Likewise.
10778 * ira-build.c: Likewise.
10779 * ira-color.c: Likewise.
10780 * ira-conflicts.c: Likewise.
10781 * ira-costs.c: Likewise.
10782 * ira-int.h: Likewise.
10783 * ira-lives.c: Likewise.
10786 * loop-invariant.c: Likewise.
10787 * loop-unroll.c: Likewise.
10788 * lower-subreg.c: Likewise.
10789 * lra-assigns.c: Likewise.
10790 * lra-constraints.c: Likewise.
10791 * lra-eliminations.c: Likewise.
10792 * lra-lives.c: Likewise.
10793 * lra-remat.c: Likewise.
10794 * lra-spills.c: Likewise.
10796 * lto-cgraph.c: Likewise.
10797 * lto-streamer-out.c: Likewise.
10798 * postreload-gcse.c: Likewise.
10799 * predict.c: Likewise.
10800 * profile-count.h: Likewise.
10801 * profile.c: Likewise.
10802 * recog.c: Likewise.
10804 * reload.c: Likewise.
10805 * reload1.c: Likewise.
10806 * reorg.c: Likewise.
10807 * resource.c: Likewise.
10808 * rtl.def: Likewise.
10810 * rtlanal.c: Likewise.
10811 * sched-deps.c: Likewise.
10812 * sched-ebb.c: Likewise.
10813 * sched-rgn.c: Likewise.
10814 * sel-sched-ir.c: Likewise.
10815 * sel-sched.c: Likewise.
10816 * shrink-wrap.c: Likewise.
10817 * simplify-rtx.c: Likewise.
10818 * symtab.c: Likewise.
10819 * target.def: Likewise.
10820 * toplev.c: Likewise.
10821 * tree-call-cdce.c: Likewise.
10822 * tree-cfg.c: Likewise.
10823 * tree-complex.c: Likewise.
10824 * tree-core.h: Likewise.
10825 * tree-eh.c: Likewise.
10826 * tree-inline.c: Likewise.
10827 * tree-loop-distribution.c: Likewise.
10828 * tree-nrv.c: Likewise.
10829 * tree-profile.c: Likewise.
10830 * tree-sra.c: Likewise.
10831 * tree-ssa-alias.c: Likewise.
10832 * tree-ssa-dce.c: Likewise.
10833 * tree-ssa-dom.c: Likewise.
10834 * tree-ssa-forwprop.c: Likewise.
10835 * tree-ssa-loop-im.c: Likewise.
10836 * tree-ssa-loop-ivcanon.c: Likewise.
10837 * tree-ssa-loop-ivopts.c: Likewise.
10838 * tree-ssa-loop-niter.c: Likewise.
10839 * tree-ssa-phionlycprop.c: Likewise.
10840 * tree-ssa-phiopt.c: Likewise.
10841 * tree-ssa-propagate.c: Likewise.
10842 * tree-ssa-threadedge.c: Likewise.
10843 * tree-ssa-threadupdate.c: Likewise.
10844 * tree-ssa-uninit.c: Likewise.
10845 * tree-ssanames.c: Likewise.
10846 * tree-streamer-out.c: Likewise.
10847 * tree.c: Likewise.
10848 * tree.h: Likewise.
10849 * vr-values.c: Likewise.
10851 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10853 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10854 (ix86_split_xorsign): Ditto.
10855 * config/i386/i386.c (ix86_expand_xorsign): New function.
10856 (ix86_split_xorsign): Ditto.
10857 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10858 (xorsign<mode>3): New expander.
10859 (xorsign<mode>3_1): New insn_and_split pattern.
10860 * config/i386/sse.md (xorsign<mode>3): New expander.
10862 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10864 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10865 (*tablejump_sp64): Likewise.
10866 (*tablejump<P:mode>): ...this.
10867 (*call_address_sp32): Merge into...
10868 (*call_address_sp64): Likewise.
10869 (*call_address<P:mode>): ...this.
10870 (*call_symbolic_sp32): Merge into...
10871 (*call_symbolic_sp64): Likewise.
10872 (*call_symbolic<P:mode>): ...this.
10873 (call_value): Remove constraint and add predicate.
10874 (*call_value_address_sp32): Merge into...
10875 (*call_value_address_sp64): Likewise.
10876 (*call_value_address<P:mode>): ...this.
10877 (*call_value_symbolic_sp32): Merge into...
10878 (*call_value_symbolic_sp64): Likewise.
10879 (*call_value_symbolic<P:mode>): ...this.
10880 (*sibcall_symbolic_sp32): Merge into...
10881 (*sibcall_symbolic_sp64): Likewise.
10882 (*sibcall_symbolic<P:mode>): ...this.
10883 (sibcall_value): Remove constraint and add predicate.
10884 (*sibcall_value_symbolic_sp32): Merge into...
10885 (*sibcall_value_symbolic_sp64): Likewise.
10886 (*sibcall_value_symbolic<P:mode>): ...this.
10887 (window_save): Minor tweak.
10888 (*branch_sp32): Merge into...
10889 (*branch_sp64): Likewise.
10890 (*branch<P:mode>): ...this.
10892 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10893 James Clarke <jrtc27@jrtc27.com>
10896 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10897 consistently in TLS address generation and adjust code to the renaming
10898 of patterns. Mark calls to __tls_get_addr as const.
10899 * config/sparc/sparc.md (tgd_hi22): Turn into...
10900 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10901 (tgd_lo10): Turn into...
10902 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10903 (tgd_add32): Merge into...
10904 (tgd_add64): Likewise.
10905 (tgd_add<P:mode>): ...this and use Pmode throughout.
10906 (tldm_hi22): Turn into...
10907 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10908 (tldm_lo10): Turn into...
10909 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10910 (tldm_add32): Merge into...
10911 (tldm_add64): Likewise.
10912 (tldm_add<P:mode>): ...this and use Pmode throughout.
10913 (tldm_call32): Merge into...
10914 (tldm_call64): Likewise.
10915 (tldm_call<P:mode>): ...this and use Pmode throughout.
10916 (tldo_hix22): Turn into...
10917 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10918 (tldo_lox10): Turn into...
10919 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10920 (tldo_add32): Merge into...
10921 (tldo_add64): Likewise.
10922 (tldo_add<P:mode>): ...this and use Pmode throughout.
10923 (tie_hi22): Turn into...
10924 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10925 (tie_lo10): Turn into...
10926 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10927 (tie_ld64): Use DImode throughout.
10928 (tie_add32): Merge into...
10929 (tie_add64): Likewise.
10930 (tie_add<P:mode>): ...this and use Pmode throughout.
10931 (tle_hix22_sp32): Merge into...
10932 (tle_hix22_sp64): Likewise.
10933 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10934 (tle_lox22_sp32): Merge into...
10935 (tle_lox22_sp64): Likewise.
10936 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10937 (*tldo_ldub_sp32): Merge into...
10938 (*tldo_ldub_sp64): Likewise.
10939 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10940 (*tldo_ldub1_sp32): Merge into...
10941 (*tldo_ldub1_sp64): Likewise.
10942 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10943 (*tldo_ldub2_sp32): Merge into...
10944 (*tldo_ldub2_sp64): Likewise.
10945 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10946 (*tldo_ldsb1_sp32): Merge into...
10947 (*tldo_ldsb1_sp64): Likewise.
10948 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10949 (*tldo_ldsb2_sp32): Merge into...
10950 (*tldo_ldsb2_sp64): Likewise.
10951 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10952 (*tldo_ldub3_sp64): Use DImode throughout.
10953 (*tldo_ldsb3_sp64): Likewise.
10954 (*tldo_lduh_sp32): Merge into...
10955 (*tldo_lduh_sp64): Likewise.
10956 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10957 (*tldo_lduh1_sp32): Merge into...
10958 (*tldo_lduh1_sp64): Likewise.
10959 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10960 (*tldo_ldsh1_sp32): Merge into...
10961 (*tldo_ldsh1_sp64): Likewise.
10962 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10963 (*tldo_lduh2_sp64): Use DImode throughout.
10964 (*tldo_ldsh2_sp64): Likewise.
10965 (*tldo_lduw_sp32): Merge into...
10966 (*tldo_lduw_sp64): Likewise.
10967 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10968 (*tldo_lduw1_sp64): Use DImode throughout.
10969 (*tldo_ldsw1_sp64): Likewise.
10970 (*tldo_ldx_sp64): Likewise.
10971 (*tldo_stb_sp32): Merge into...
10972 (*tldo_stb_sp64): Likewise.
10973 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10974 (*tldo_sth_sp32): Merge into...
10975 (*tldo_sth_sp64): Likewise.
10976 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10977 (*tldo_stw_sp32): Merge into...
10978 (*tldo_stw_sp64): Likewise.
10979 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10980 (*tldo_stx_sp64): Use DImode throughout.
10982 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10984 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10985 check configure option to set BTI and Return Address Signing.
10986 * configure.ac: Add --enable-standard-branch-protection and
10987 --disable-standard-branch-protection.
10988 * configure: Regenerated.
10989 * doc/install.texi: Document the same.
10991 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10992 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10994 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10995 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10996 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10998 * config/aarch64/aarch64-bti-insert.c: New file.
10999 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
11001 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
11003 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
11004 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
11005 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
11006 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
11008 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11010 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
11011 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
11012 Disable bti for -mbranch-protection=none.
11013 (aarch64_handle_standard_branch_protection): Enable bti for
11014 -mbranch-protection=standard.
11015 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
11016 -mbranch-protection.
11017 (aarch64_bti_enabled): Check if bti is enabled.
11018 * config/aarch64/aarch64.opt: Declare target variable.
11019 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
11021 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11023 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
11024 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
11025 (aarch64_expand_epilogue): Likewise.
11026 (aarch64_output_mi_thunk): Likewise
11027 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
11028 TAILCALL_ADDR_REGS to x16 and x17.
11029 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
11031 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11033 * config/aarch64/aarch64-option-extensions.def: Define
11034 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
11035 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
11036 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
11037 (AARCH64_FL_PREDRES): New.
11038 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
11039 AARCH64_FL_PREDRES by default.
11040 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
11042 2018-01-09 Sudakshina Das <sudi.das@arm.com>
11044 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
11046 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
11047 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
11048 * doc/invoke.texi: Document ARMv8.5-A.
11050 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
11052 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
11053 (xorsign<mode>3): Likewise.
11055 2019-01-09 Jelinek <jakub@redhat.com>
11057 PR middle-end/88758
11058 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
11059 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
11061 PR rtl-optimization/88331
11062 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
11063 not currently_expanding_to_rtl.
11065 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
11067 * doc/invoke.texi (-Os): Remove trailing spaces.
11068 (-finline-functions): Remove reference to -O2.
11070 2019-01-08 Jakub Jelinek <jakub@redhat.com>
11072 PR rtl-optimization/79593
11073 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
11075 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
11076 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
11078 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
11081 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
11085 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
11086 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
11088 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
11091 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
11092 ix86_avx_u128_mode_entry.
11094 2019-01-08 Martin Liska <mliska@suse.cz>
11096 PR tree-optimization/88753
11097 * tree-switch-conversion.c (switch_conversion::build_one_array):
11098 Come up with local variable constructor. Convert first to
11099 type of constructor values.
11101 2019-01-08 Richard Biener <rguenther@suse.de>
11103 PR tree-optimization/86554
11104 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
11105 rpo_avail): Move earlier.
11106 (visit_nary_op): When value-numbering to expressions
11107 with different overflow behavior make sure there's an
11108 available expression on the path.
11110 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
11112 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
11113 aarch64_parse_branch_protection,
11114 struct aarch64_branch_protect_type,
11115 aarch64_handle_no_branch_protection,
11116 aarch64_handle_standard_branch_protection,
11117 aarch64_validate_mbranch_protection,
11118 aarch64_handle_pac_ret_protection,
11119 aarch64_handle_attr_branch_protection,
11120 accepted_branch_protection_string,
11121 aarch64_pac_ret_subtypes,
11122 aarch64_branch_protect_types,
11123 aarch64_handle_pac_ret_leaf): Define.
11124 (aarch64_override_options_after_change_1, aarch64_override_options):
11125 Add check for accepted_branch_protection_string.
11126 (aarch64_option_save): Save accepted_branch_protection_string.
11127 (aarch64_option_restore): Save accepted_branch_protection_string.
11128 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
11129 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
11130 msign-return-address.
11131 * doc/invoke.texi: Add mbranch-protection.
11133 2019-01-08 Alan Modra <amodra@gmail.com>
11136 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
11137 Delete "unknownp" parameter. Adjust callers. Handle
11138 CONST_INT, PLUS, MINUS, and MULT.
11139 (attr_value_aligned): Renamed from or_attr_value.
11140 (min_attr_value): Return INT_MIN for unhandled rtl case..
11141 (min_fn): ..and translate to INT_MAX here.
11142 (write_length_unit_log): Modify to cope without "unknown".
11143 (write_attr_value): Handle IF_THEN_ELSE.
11145 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11147 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
11148 optimization for masked stores.
11150 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11152 PR middle-end/88567
11153 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
11154 output vector directly to duplicate_and_interleave instead of
11155 going through a temporary. Postpone insertion of ctor_seq to
11156 the end of the loop.
11158 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
11161 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
11162 unsigned_p. Handle signed and unsigned overflow correction as
11164 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
11166 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
11168 (add<mode>3_compareV_imm): Make this callable for expanding.
11169 (subv<GPI:mode>4): Use register_operand for operand 1. Use
11170 aarch64_plus_operand for operand 2.
11171 (subv<GPI:mode>_insn): New insn pattern.
11172 (subv<GPI:mode>_imm): Likewise.
11173 (negv<GPI:mode>3): New expand pattern.
11174 (negv<GPI:mode>_insn): New insn pattern.
11175 (negv<GPI:mode>_cmp_only): Likewise.
11176 (cmpv<GPI:mode>_insn): Likewise.
11177 (subvti4): Use register_operand for operand 1. Update call to
11178 aarch64_expand_subvti.
11179 (usubvti4): Likewise.
11180 (negvti3): New expand pattern.
11181 (negdi_carryout): New insn pattern.
11182 (negvdi_carryinV): New insn pattern.
11183 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
11184 version the named version.
11185 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
11187 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
11189 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
11191 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
11192 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
11193 (sub<mode>3_carryinCV): Delete.
11194 (sub<GPI:mode>3_carryinV): New expand pattern.
11195 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
11197 2019-01-07 Richard Biener <rguenther@suse.de>
11199 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
11200 of tree_operand_hash.
11202 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11204 PR tree-optimization/88598
11205 * tree.h (single_nonzero_element): Declare.
11206 * tree.c (single_nonzero_element): New function.
11207 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11208 if I is the only nonzero element of CST.
11210 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11212 PR tree-optimization/88598
11213 * tree.h (initializer_each_zero_or_onep): Declare.
11214 * tree.c (initializer_each_zero_or_onep): New function.
11215 (signed_or_unsigned_type_for): Handle float types too.
11216 (unsigned_type_for, signed_type_for): Update comments accordingly.
11217 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11218 x & { 0 or -1, 0 or -1, ... }.
11220 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11222 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11223 with x86_64-pc-linux-gnu.
11225 2019-01-07 Tom de Vries <tdevries@suse.de>
11228 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11230 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11233 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11235 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11236 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11237 TARGET_AVX512F as condition.
11240 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11241 const_not_ok_for_debug_p target hook.
11242 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11243 on UNSPEC and subexpressions thereof if all subexpressions of the
11244 UNSPEC are CONSTANT_P.
11246 PR tree-optimization/88676
11247 * tree-ssa-phiopt.c (two_value_replacement): New function.
11248 (tree_ssa_phiopt_worker): Call it.
11251 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11252 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11255 * tree-vect-generic.c: Include insn-config.h and recog.h.
11256 (expand_vector_piecewise): Add defaulted ret_type argument,
11257 if non-NULL, use that in preference to type for the result type.
11258 (expand_vector_parallel): Formatting fix.
11259 (do_vec_conversion, do_vec_narrowing_conversion,
11260 expand_vector_conversion): New functions.
11261 (expand_vector_operations_1): Call expand_vector_conversion
11262 for VEC_CONVERT ifn calls.
11263 * internal-fn.def (VEC_CONVERT): New internal function.
11264 * internal-fn.c (expand_VEC_CONVERT): New function.
11265 * fold-const-call.c (fold_const_vec_convert): New function.
11266 (fold_const_call): Use it for CFN_VEC_CONVERT.
11267 * doc/extend.texi (__builtin_convertvector): Document.
11269 2019-01-07 Tom de Vries <tdevries@suse.de>
11271 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11272 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11273 vector_red_partition, vector_red_sym): New global variables.
11274 (nvptx_option_override): Initialize vector_red_sym.
11275 (nvptx_declare_function_name): Restore red_partition register.
11276 (nvptx_file_end): Emit code to declare the vector reduction variables.
11277 (nvptx_output_red_partition): New function.
11278 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11279 large vector reductions.
11280 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11281 (nvptx_init_builtins): Add VECTOR_ADDR.
11282 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11283 Handle nvptx_expand_shared_addr.
11284 (nvptx_get_shared_red_addr): Add vector argument and handle large
11286 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11288 (nvptx_goacc_reduction_init): Likewise.
11289 (nvptx_goacc_reduction_fini): Likewise.
11290 (nvptx_goacc_reduction_teardown): Likewise.
11291 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11292 init,fini,teardown}.
11293 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11294 (nvptx_set_current_function): Init vector_red_partition.
11295 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11296 (nvptx_red_partition): New insn.
11297 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11299 2019-01-07 Tom de Vries <tdevries@suse.de>
11302 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11305 2019-01-07 Tom de Vries <tdevries@suse.de>
11307 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11308 (nvptx_option_override): Init oacc_bcast_partition.
11309 (nvptx_init_oacc_workers): New function.
11310 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11311 (nvptx_needs_shared_bcast): New function.
11312 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11313 to propagate state.
11314 (nvptx_shared_propagate): Initialize vector bcast partition and
11315 synchronization state.
11316 (nvptx_single): Generalize to enable vectors to use shared-memory
11317 to propagate state.
11318 (nvptx_process_pars): Likewise.
11319 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11320 * config/nvptx/nvptx.h (struct machine_function): Add
11321 bcast_partition and sync_bar members.
11323 2019-01-07 Tom de Vries <tdevries@suse.de>
11325 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11326 (nvptx_apply_dim_limits): New function.
11327 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11330 2019-01-07 Tom de Vries <tdevries@suse.de>
11332 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11333 as late as possible.
11335 2019-01-07 Tom de Vries <tdevries@suse.de>
11337 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11338 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11339 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11340 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11341 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11343 2019-01-07 Tom de Vries <tdevries@suse.de>
11345 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11347 2019-01-07 Tom de Vries <tdevries@suse.de>
11349 * omp-offload.c (oacc_get_min_dim): New function.
11350 * omp-offload.h (oacc_get_min_dim): Declare.
11352 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11355 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11356 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11358 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11362 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11364 * ipa-inline.c (edge_badness): Use inlined_time instead of
11365 inline_summaries->get.
11367 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11369 * opts.c (enable_fdo_optimizations): Enable
11370 version-loops-for-strides, loop-interchange, unrol-and-jam
11371 and tree-loop-distribution.
11372 * invoke.texi: Document newly enabled options.
11374 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11376 * doc/invoke.texi (max-inline-insns-small): New parameters.
11377 * ipa-inline.c (want_early_inline_function_p): simplify.
11378 (want_inline_small_function_p): Fix pasto from previous patch;
11379 use max-inline-insns-small bound.
11380 * params.def (max-inline-insns-small): New param.
11381 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11382 variables correctly.
11384 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11386 * doc/invoke.texi: Document max-inline-insns-size,
11387 uninlined-function-insns, uninlined-function-time,
11388 uninlined-thunk-insns and uninlined-thunk-time.
11389 * params.def: Add max-inline-insns-size,
11390 uninlined-function-insns, uninlined-function-time,
11391 uninlined-thunk-insns and uninlined-thunk-time.
11392 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11394 * ipa-inline.c (can_inline_edge_by_limits_p,
11395 want_inline_small_function_p): Use new parameters.
11397 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11399 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11401 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11403 PR middle-end/82564
11405 * expr.c (expand_assignment): For calls returning VLA structures
11406 if to_rtx is not a MEM, force it into a stack temporary.
11409 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11410 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11411 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11412 subexpressions of both operands.
11413 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11414 subrtxes are CONSTANT_P.
11415 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11416 2018-11-09 changes.
11418 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11420 * params.def (hot-bb-count-ws-permille): Set to 990.
11422 2019-01-04 Martin Sebor <msebor@redhat.com>
11425 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11428 2019-01-04 Martin Sebor <msebor@redhat.com>
11431 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11433 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11435 * gdbinit.in: Turn off pagination for the skip commands, restore
11436 it to previous state afterwards.
11438 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11441 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11442 of GET_MODE (opN) as modes of the libcall arguments.
11444 2019-01-04 Jan Beulich <jbeulich@suse.com>
11446 * config/i386/sse.md
11447 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11448 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11449 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11450 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11451 avx512f_vmcmp<mode>3<round_saeonly_name>,
11452 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11453 avx512f_maskcmp<mode>3,
11454 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11455 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11456 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11457 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11458 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11459 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11460 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11461 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11462 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11463 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11464 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11465 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11466 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11467 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11468 avx512cd_maskb_vec_dup<mode>,
11469 avx512cd_maskw_vec_dup<mode>,
11470 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11471 avx512dq_vmfpclass<mode>,
11472 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11475 2019-01-03 Martin Sebor <msebor@redhat.com>
11477 PR tree-optimization/88659
11478 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11480 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11482 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11483 unaligned vsx and avoid lxvd2x/stxvd2x.
11484 (gen_lvx_v4si_move): New function.
11486 2019-01-03 Tom de Vries <tdevries@suse.de>
11488 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11489 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11491 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11493 2019-01-03 Tom de Vries <tdevries@suse.de>
11495 * config/nvptx/nvptx.c (struct offload_attrs): New.
11496 (populate_offload_attrs): New function. Factor mask extraction out of
11497 nvptx_reorg. Add extraction of dimensions.
11498 (nvptx_reorg): Use populate_offload_attrs.
11500 2019-01-03 Tom de Vries <tdevries@suse.de>
11502 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11503 cases for oacc_min_dims_p and routine_p. Add asserts for
11504 oacc_default_dims_p and offload_region_p.
11506 2019-01-03 Tom de Vries <tdevries@suse.de>
11508 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11509 factored out of ...
11510 (nvptx_goacc_validate_dims): ... here.
11512 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11514 PR tree-optimization/85574
11515 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11517 (struct ssa_equip_hash_traits): Declare.
11518 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11520 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11523 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11524 change it to qualified_type.
11526 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11528 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11529 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11531 2019-01-02 Martin Sebor <msebor@redhat.com>
11532 Jeff Law <law@redhat.com>
11534 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11535 (get_range_strlen_tree): Update appropriately.
11537 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11539 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11540 rather than set_range_info.
11541 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11542 maybe_set_strlen_range. Handle potentially boundary crossing
11543 cases more conservatively.
11544 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11545 Call set_strlen_range.
11546 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11548 PR middle-end/88663
11549 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11550 need the flexp argument.
11551 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11552 from calls to get_range_strlen. Update comments. Just update
11553 VAL for an unterminated const char array and let the reset of the
11554 code handle it normally. No longer try to set *flexp. Adjust
11556 (get_range_strlen): Update for the new get_range_strlen API.
11557 (get_maxval_strlen): Similarly.
11558 (gimple_fold_builtin_strlen): Handle update meaning of return value
11559 from get_range_strlen.
11560 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11561 get_range_strlen API.
11563 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11566 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11567 false at WPA time when body was removed.
11569 2019-01-02 Martin Liska <mliska@suse.cz>
11571 PR tree-optimization/88650
11572 * predict.c (set_even_probabilities): Calculate probability
11573 remainer only when really used.
11575 2019-01-02 Richard Biener <rguenther@suse.de>
11577 PR middle-end/88651
11578 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11579 widest_ints when mangling max_stmt_execution results.
11581 2019-01-02 Richard Biener <rguenther@suse.de>
11583 PR tree-optimization/88621
11584 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11585 bitfields when canoncalizing.
11587 2019-01-02 Richard Biener <rguenther@suse.de>
11590 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11591 cost of cheap SSE instruction.
11593 2019-01-02 Richard Biener <rguenther@suse.de>
11596 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11597 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11599 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11600 set after UIDs before splitting them.
11602 2019-01-01 Martin Sebor <msebor@redhat.com>
11603 Jeff Law <law@redhat.com>
11605 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11606 length is optimistic. If it is, then arrange to compute the
11607 conservative length as well.
11609 * gimple-fold.h (get_range_strlen): Update prototype.
11610 * builtins.c (check_access): Update call to get_range_strlen to use
11611 c_strlen_data pointer. Change various variable accesses to instead
11612 pull data from the c_strlen_data structure.
11613 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11614 * calls.c (maybe_warn_nonstring_arg): Likewise.
11615 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11616 minimum length if maximum lengh is unknown.
11617 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11618 that used c_strlen, it's no longer needed. Restructure slightly.
11619 (format_string): Set unlikely range appropriately.
11620 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11622 (get_range_strlen): Accept c_strlen_data pointer for external
11623 call sites as well. Pass through to call to internal get_range_strlen.
11624 Adjust minlen, maxlen and maxbound as needed.
11625 (get_maxval_strlen): Update comments.
11626 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11627 to use c_strlen_data pointer. Change variable accesses to instead
11628 use c_strlen_data data members.
11630 * gimple-fold.c (get_range_strlen): Update prototype.
11631 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11632 local variables. Use pdata to return information to caller.
11633 Update calls to get_range_strlen. Update pdata->maxbound.
11634 (get_range_strlen -- static version): Similarly.
11635 (get_range_strlen -- extern version): Update for internal
11636 get_range_strlen API change. Convert to external data format.
11637 (get_maxval_strlen): Similarly.
11639 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11641 * coverage.c (get_coverage_counts): Use current_function_decl.
11642 * profile.c (read_thunk_profile): New function.
11643 (branch_prob): Add THUNK parameter.
11644 * tree-profile.c (tree_profiling): Handle thunks.
11645 * value-prof.c (init_node_map): Handle thunks.
11646 * value-prof.h (branch_prob): Upate prototype.
11647 (read_thunk_profile): Declare.
11649 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11651 Update copyright years.
11653 * gcc.c (process_command): Update copyright notice dates.
11654 * gcov-dump.c (print_version): Ditto.
11655 * gcov.c (print_version): Ditto.
11656 * gcov-tool.c (print_version): Ditto.
11657 * gengtype.c (create_file): Ditto.
11658 * doc/cpp.texi: Bump @copying's copyright year.
11659 * doc/cppinternals.texi: Ditto.
11660 * doc/gcc.texi: Ditto.
11661 * doc/gccint.texi: Ditto.
11662 * doc/gcov.texi: Ditto.
11663 * doc/install.texi: Ditto.
11664 * doc/invoke.texi: Ditto.
11666 Copyright (C) 2019 Free Software Foundation, Inc.
11668 Copying and distribution of this file, with or without modification,
11669 are permitted in any medium without royalty provided the copyright
11670 notice and this notice are preserved.