1 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
3 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
4 uninitialized variable warning to avoid buffer overrun.
6 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
9 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
10 is suppressed for '{ 0 }' in C.
12 2017-04-20 Jakub Jelinek <jakub@redhat.com>
14 * BASE-VER: Set to 8.0.0.
16 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
18 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
19 priority .init_array and .fini_array section with SECTION_NOTYPE
22 2017-04-20 Jakub Jelinek <jakub@redhat.com>
25 * tree.h (build_array_type): Add typeless_storage default argument.
26 * tree.c (type_cache_hasher::equal): Also compare
27 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
28 (build_array_type): Add typeless_storage argument, set
29 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
31 (build_nonshared_array_type): Adjust build_array_type_1 caller.
32 (build_array_type): Likewise. Add typeless_storage argument.
34 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
35 Jakub Jelinek <jakub@redhat.com>
37 PR tree-optimization/80426
38 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
39 operation on symbolic operands, also compute the overflow for the
40 invariant part when the operation degenerates into a negation.
42 2017-04-19 Jakub Jelinek <jakub@redhat.com>
45 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
46 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
49 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
51 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
54 * config/avr/avr.c (tree.h): Include it.
55 (cgraph.h): Include it.
56 (avr_encode_section_info): Don't warn for uninitialized progmem
57 variable if it's just an alias.
59 2017-04-19 Richard Biener <rguenther@suse.de>
62 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
63 when needed by AutoPGO.
65 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
68 * doc/lto.texi: Remove an extra 'that'.
70 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
72 PR rtl-optimization/80429
73 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
74 are only used in debug insns.
76 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
77 Vladimir Makarov <vmakarov@redhat.com>
79 * config/sparc/predicates.md (input_operand): Add comment. Return
80 true for any memory operand when LRA is in progress.
81 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
83 2017-04-18 Jeff Law <law@redhat.com>
86 * mips.md ({return,simple_return}_internal): Do not overwrite
89 2017-04-18 Jakub Jelinek <jakub@redhat.com>
91 PR tree-optimization/80443
92 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
93 instead of adding 1, subtract -1 and similarly instead of subtracting
96 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
98 PR rtl-optimization/80357
99 * haifa-sched.c (tmp_bitmap): New variable.
100 (model_recompute): Handle duplicate use records.
101 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
102 (free_global_sched_pressure_data): Free it.
104 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
107 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
108 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
109 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
110 instead of SYSTEM_HEADER_DIR.
112 2017-04-18 Jeff Law <law@redhat.com>
115 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
116 predecessors after walking up the insn chain.
118 2017-04-18 Jakub Jelinek <jakub@redhat.com>
121 * dwarf2out.c (modified_type_die): Try harder not to emit internal
122 sizetype type into debug info.
124 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
127 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
128 unneeded test for TARGET_UPPER_REGS_SF.
129 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
131 2017-04-18 Jakub Jelinek <jakub@redhat.com>
134 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
135 instead of gsi_after_labels.
137 2017-04-18 Jeff Law <law@redhat.com>
139 * regcprop.c (maybe_mode_change): Avoid creating copies of the
143 2017-04-13 Jeff Law <law@redhat.com>
144 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
145 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
147 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
150 * config/avr/avr.c (intl.h): Include it.
151 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
153 2017-04-18 Martin Liska <mliska@suse.cz>
155 PR gcov-profile/78783
156 * gcov-tool.c (gcov_output_files): Validate that destination
157 file is either removed by the tool or by a user.
159 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
160 Guy Benyei <guybe@mellanox.com>
162 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
163 block, and do not negate it, the stored id is already negative.
165 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
167 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
169 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
172 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
173 masks of options that should be turned off if the VSX vector
174 options are turned off.
175 (OTHER_P8_VECTOR_MASKS): Likewise.
176 (OTHER_VSX_VECTOR_MASKS): Likewise.
177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
178 rs6000_disable_incompatible_switches to validate no type switches
180 (rs6000_incompatible_switch): New function to disallow turning on
181 other vector options if -mno-vsx, -mno-power8-vector, or
182 -mno-power9-vector are specified.
184 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
186 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
188 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
190 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
191 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
192 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
193 (ARG_POINTER_CFA_OFFSET): Likewise.
195 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
197 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
198 conditions to take advantage of various optimizations.
200 2017-04-13 Jeff Law <law@redhat.com>
202 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
203 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
204 (zero_extendsidi2_dext): Likewise.
206 2017-04-13 Jakub Jelinek <jakub@redhat.com>
209 * fold-const.c (fold_ternary_loc): Revert
210 use op0 instead of fold_convert_loc (loc, type, arg0) part of
213 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
215 PR rtl-optimization/80343
216 * lra-remat.c (update_scratch_ops): Assign original hard reg to
219 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
222 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
223 to ubsan_encode_value.
225 2017-04-13 Jeff Law <law@redhat.com>
227 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
228 appearing in DEBUG_INSNs.
230 2017-04-13 Martin Liska <mliska@suse.cz>
232 PR gcov-profile/80413
233 * gcov-io.c (gcov_write_string): Copy to buffer just when
234 allocated size is greater than zero.
236 2017-04-13 Jakub Jelinek <jakub@redhat.com>
239 * dwarf2out.c (decls_for_scope): Ignore declarations of
240 current_function_decl in BLOCK_NONLOCALIZED_VARS.
242 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
245 * ipa-visibility.c (non_local_p): Fix typos.
246 (localize_node): When localizing symbol in same comdat group,
247 dissolve the group only when we know external symbols are going
249 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
251 2017-04-12 Jakub Jelinek <jakub@redhat.com>
253 PR tree-optimization/79390
254 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
255 order does not result in usable sequence, retry with reversed operand
261 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
262 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
263 op0 instead of fold_convert_loc (loc, type, arg0).
265 2017-04-12 Jeff Law <law@redhat.com>
267 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
268 has a delay slot in the generated code.
270 * config/cris/cris.md (cris_preferred_reload_class): Return
271 GENNONACR_REGS rather than GENERAL_REGS.
273 2017-04-12 Jakub Jelinek <jakub@redhat.com>
276 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
277 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
278 signedness of the result type.
280 2017-04-12 Richard Biener <rguenther@suse.de>
281 Jeff Law <law@redhat.com>
283 PR tree-optimization/80359
284 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
285 trim stores to TARGET_MEM_REFs.
287 2017-04-12 Richard Biener <rguenther@suse.de>
289 PR tree-optimization/79390
290 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
291 threading case even more.
293 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
296 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
297 for quad_address_p for TImode, instead of just not indexed_address.
299 2017-04-12 Richard Biener <rguenther@suse.de>
300 Bernd Edlinger <bernd.edlinger@hotmail.de>
303 * alias.c (component_uses_parent_alias_set_from): Handle
304 TYPE_TYPELESS_STORAGE.
305 (get_alias_set): Likewise.
306 * tree-core.h (tree_type_common): Add typeless_storage flag.
307 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
308 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
309 for types containing members with TYPE_TYPELESS_STORAGE.
310 (place_field): Likewise.
311 (layout_type): Likewise for ARRAY_TYPE.
312 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
313 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
314 TYPE_TYPELESS_STORAGE.
315 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
317 2017-04-12 Jakub Jelinek <jakub@redhat.com>
320 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
321 first argument to type.
323 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
327 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
328 CONST0_RTX (mode) rather than const0_rtx where appropriate.
329 (rs6000_expand_binop_builtin): Likewise.
330 (rs6000_expand_ternop_builtin): Likewise; also add missing
331 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
333 * doc/extend.texi: Document that vec_xxpermdi's third argument
336 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
339 Use shift_const cost parameter when calculating gain of STV shifts.
341 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
343 PR rtl-optimization/70478
344 * lra-constraints.c (process_alt_operands): Check memory for
345 disfavoring memory insn operand.
347 2017-04-11 Jakub Jelinek <jakub@redhat.com>
350 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
351 left shift in unsigned HOST_WIDE_INT type.
353 PR rtl-optimization/80385
354 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
355 (not (neg X)) into (plus X -1) for complex or non-integral modes.
358 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
359 if they have any depend clauses.
361 2017-04-11 Martin Liska <mliska@suse.cz>
364 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
365 * ipa-split.c (split_function): Create a local comdat symbol
366 if caller is in a comdat group.
368 2017-04-11 Martin Liska <mliska@suse.cz>
371 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
374 2017-04-11 Martin Sebor <msebor@redhat.com>
377 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
378 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
380 (directive::set_width, directive::set_precision, format_character):
382 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
385 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
388 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
389 conflict, set target->arch_name instead of target->cpu_name.
391 2017-04-11 Richard Biener <rguenther@suse.de>
393 PR tree-optimization/80374
394 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
395 build_zero_cst, remove fold_convertible_p check again.
397 2017-04-11 Martin Liska <mliska@suse.cz>
400 * ubsan.c (instrument_object_size): Do not instrument register
403 2017-04-11 Jakub Jelinek <jakub@redhat.com>
406 * config/i386/i386-builtin-types.def
407 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
408 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
409 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
410 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
411 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
412 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
413 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
414 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
415 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
416 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
417 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
418 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
419 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
420 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
421 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
422 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
423 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
424 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
425 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
426 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
427 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
428 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
429 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
430 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
431 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
432 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
433 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
434 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
435 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
436 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
437 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
438 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
439 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
440 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
441 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
442 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
443 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
444 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
445 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
446 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
447 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
448 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
449 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
450 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
451 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
452 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
454 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
455 flag to second_arg_count, handle 4 argument function type _COUNT
456 aliases, handle second_arg_count on second argument rather than last.
458 2017-04-10 Jeff Law <law@redhat.com>
460 PR tree-optimization/80374
461 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
462 record anything if we can not convert integer_zero_node to the
465 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
468 * config/rs6000/rs6000.c (rs6000_option_override_internal):
469 Enhance special handling given to the TARGET_P9_MINMAX option in
470 relation to certain other options.
472 2017-04-10 Bin Cheng <bin.cheng@arm.com>
474 PR tree-optimization/80153
475 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
476 remove POINTER_PLUS_EXPR's base part directly, rather than through
479 2017-04-10 Richard Biener <rguenther@suse.de>
480 Bin Cheng <bin.cheng@arm.com>
482 PR tree-optimization/80153
483 * tree-affine.c (aff_combination_to_tree): Get base pointer from
484 the first element of pointer type aff_tree. Build result expr in
486 (add_elt_to_tree): Convert to type unconditionally. Remove other
488 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
489 (rewrite_use_nonlinear_expr): Check invariant using iv information.
491 2017-04-10 Richard Biener <rguenther@suse.de>
493 * tree-ssa-structalias.c (find_func_aliases): Properly handle
496 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
498 PR rtl-optimization/70478
499 * lra-constraints.c (curr_small_class_check): New.
500 (update_and_check_small_class_inputs): New.
501 (process_alt_operands): Update curr_small_class_check. Disfavor
502 alternative insn memory operands. Check available regs for small
505 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
508 * config/mips/mips.opt (-mvirt): Update description.
509 * doc/invoke.texi (-mvirt): Likewise.
511 2017-04-10 Richard Biener <rguenther@suse.de>
514 * fold-const.c (fold_binary_loc): Look at unstripped ops when
515 looking for NEGATE_EXPR in -A / -B to A / B folding.
517 2017-04-10 Martin Liska <mliska@suse.cz>
519 PR gcov-profile/80224
520 * gcov.c (print_usage): Fix usage string.
521 (get_gcov_intermediate_filename): Remove.
522 (output_gcov_file): Use both for normal and intermediate format.
523 (generate_results): Do not initialize special file for
526 2017-04-10 Richard Biener <rguenther@suse.de>
528 PR tree-optimization/80304
529 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
532 2017-04-10 Nathan Sidwell <nathan@acm.org>
535 * config/rs6000/rs6000.c (rs6000_vector_type): New.
536 (rs6000_init_builtins): Use it.
538 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
540 * config/arm/arm.md (<mrc>): Add mode to SET source.
543 2017-04-10 Richard Biener <rguenther@suse.de>
546 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
548 2017-04-10 Jakub Jelinek <jakub@redhat.com>
551 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
552 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
553 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
554 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
555 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
556 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
557 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
558 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
559 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
560 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
561 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
562 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
563 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
564 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
565 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
566 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
567 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
568 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
569 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
570 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
571 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
572 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
573 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
575 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
577 PR rtl-optimization/70478
578 * lra-constraints.c: Reverse the last patch.
580 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
582 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
583 Add comment for WCHAR_T.
585 2017-04-08 Martin Liska <mliska@suse.cz>
588 2017-04-07 Martin Liska <mliska@suse.cz>
591 * ipa-split.c (split_function): Add function part to a same comdat
594 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
597 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
599 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
601 * rs6000/rs6000.c (vec_load_pendulum): Rename...
602 (vec_pairing): ...to this.
603 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
604 (rs6000_sched_init): Adjust for name change.
605 (struct rs6000_sched_context): Likewise.
606 (rs6000_init_sched_context): Likewise.
607 (rs6000_set_sched_context): Likewise.
609 2017-04-07 Jakub Jelinek <jakub@redhat.com>
615 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
617 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
618 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
619 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
621 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
623 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
625 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
627 PR rtl-optimization/70703
628 * ira-color.c (update_conflict_hard_regno_costs): Use
629 int64_t instead of HOST_WIDE_INT.
631 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
633 PR rtl-optimization/70478
634 * lra-constraints.c (process_alt_operands): Disfavor alternative
635 insn memory operands.
637 2017-04-07 Jeff Law <law@redhat.com>
639 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
640 CALL and NOTE_INSN_CALL_ARG_LOCATION.
642 2017-04-07 Martin Liska <mliska@suse.cz>
645 * config/aarch64/aarch64.c (aarch64_process_target_attr):
646 Show error message instead of an ICE.
648 2017-04-07 Martin Liska <mliska@suse.cz>
651 * ipa-split.c (split_function): Add function part to a same comdat
654 2017-04-07 Richard Biener <rguenther@suse.de>
657 * tree.c (get_unwidened): Also handle ! for_type case for
659 * convert.c (do_narrow): Split out from ...
660 (convert_to_integer_1): ... here. Do not pass final truncation
661 type to get_unwidened for TRUNC_DIV_EXPR.
663 2017-04-07 Richard Biener <rguenther@suse.de>
665 * tree-affine.c (wide_int_ext_for_comb): Take type rather
667 (aff_combination_const): Adjust.
668 (aff_combination_scale): Likewise.
669 (aff_combination_add_elt): Likewise.
670 (aff_combination_add_cst): Likewise.
671 (aff_combination_convert): Likewise.
672 (add_elt_to_tree): Likewise. Remove unused argument.
673 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
675 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
677 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
679 * config/arm/arm.c (arm_default_short_enums): Use
680 ARM_DEFAULT_SHORT_ENUMS.
681 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
683 2017-04-06 Jakub Jelinek <jakub@redhat.com>
686 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
687 members with redundant out-of-class redeclaration.
689 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
693 * config/i386/i386.md (*zero_extendsidi2):
694 Add (?*x,*x) and (?*v,*v) alternatives.
696 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/i386.c (ix86_expand_builtin)
700 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
701 mode from insn data. Convert operands to insn operand mode.
702 Copy operands that don't satisfy insn predicate to a register.
704 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
706 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
709 2017-04-06 Richard Biener <rguenther@suse.de>
711 PR tree-optimization/80334
712 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
713 preserve alignment of accesses.
715 2017-04-06 Richard Biener <rguenther@suse.de>
717 PR tree-optimization/80262
718 * tree-sra.c (build_ref_for_offset): Preserve address-space
720 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
721 Drop useless address-space information on MEM_REF offsets.
723 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
725 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
727 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
729 PR rtl-optimization/70703
730 * ira-color.c (update_conflict_hard_regno_costs): Use
731 HOST_WIDE_INT instead of long.
733 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
736 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
737 not defined for x86_64 target. Add -mmmx target option when __SSE2__
739 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
740 for x86_64 target. Handle -m3dnowa option.
742 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
744 PR rtl-optimization/70703
745 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
746 (update_conflict_hard_regno_costs): Use long instead of unsigned
747 arithmetic for cost calculation.
749 2017-04-05 Jakub Jelinek <jakub@redhat.com>
750 Bernd Edlinger <bernd.edlinger@hotmail.de>
753 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
756 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
759 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
760 ptr_mode with Pmode throughout.
761 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
762 into probe_stack_range and use DImode.
764 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
767 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
768 call_eh_return is true.
770 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
772 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
773 Initialize last_match_fntype_index.
775 2017-04-05 Jakub Jelinek <jakub@redhat.com>
778 * tree-nvr.c: Include internal-fn.h.
779 (pass_return_slot::execute): Ignore internal calls without
782 2017-04-04 Jakub Jelinek <jakub@redhat.com>
783 Richard Biener <rguenther@suse.de>
786 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
787 captures used multiple times, except for the last use.
788 * generic-match-head.c: Include gimplify.h.
790 2017-04-04 Jakub Jelinek <jakub@redhat.com>
792 PR tree-optimization/79390
793 * target.h (struct noce_if_info): Declare.
794 * targhooks.h (default_noce_conversion_profitable_p): Declare.
795 * target.def (noce_conversion_profitable_p): New target hook.
796 * ifcvt.h (struct noce_if_info): New type, moved from ...
797 * ifcvt.c (struct noce_if_info): ... here.
798 (noce_conversion_profitable_p): Renamed to ...
799 (default_noce_conversion_profitable_p): ... this. No longer
801 (noce_try_store_flag_constants, noce_try_addcc,
802 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
803 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
804 instead of noce_conversion_profitable_p.
805 * config/i386/i386.c: Include ifcvt.h.
806 (ix86_option_override_internal): Don't override
807 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
808 (ix86_noce_conversion_profitable_p): New function.
809 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
810 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
811 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
812 * doc/tm.texi: Regenerated.
814 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
816 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
819 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
822 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
823 instructions for small multiply cores.
825 2017-04-04 Jeff Law <law@redhat.com>
827 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
829 (mips_expand_vec_perm_const): Initialize elements in orig_perm
830 that are not set by the loop over the elements.
832 2017-04-04 Jakub Jelinek <jakub@redhat.com>
835 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
836 int mode, convert_modes it to mode as unsigned, otherwise use
837 lowpart_subreg to mode rather than SImode.
838 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
839 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
840 Use DImode instead of SImode for the shift count operand.
841 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
844 2017-04-04 Richard Biener <rguenther@suse.de>
847 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
848 arithmetic done for the negate or the plus. Simplify.
849 (A - (-B) -> A + B): Likewise.
850 * fold-const.c (split_tree): Make sure to not negate pointers.
852 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
854 PR rtl-optimization/60818
855 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
856 a compare of comparisons with the thing compared if this results
857 in a different machine mode.
859 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
861 * alias.c (base_alias_check): Fix typo in comment.
862 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
863 * cgraphunit.c (symbol_table::compile): Likewise.
864 * collect2.c (maybe_run_lto_and_relink): Likewise.
865 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
866 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
867 * config/avr/avr.c (avr_map_op_t): Likewise.
868 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
869 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
870 * config/epiphany/epiphany.md (movcc): Likewise.
871 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
872 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
874 * config/mips/mips.c (mips_save_restore_reg): Likewise.
875 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
876 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
877 * config/sh/sh.c (sh_rtx_costs): Likewise.
878 * fold-const.c (fold_truth_andor): Likewise.
879 * genautomata.c (collapse_flag): Likewise.
880 * gengtype.h (struct type::u::s): Likewise.
881 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
882 * input.c (FORMAT_AMOUNT): Likewise.
883 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
884 (known_aggs_to_agg_replacement_list): Likewise.
885 * ipa-inline-analysis.c: Likewise.
886 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
887 * ipa-polymorphic-call.c
888 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
889 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
890 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
892 * modulo-sched.c (apply_reg_moves): Likewise.
893 * omp-expand.c (build_omp_regions_1): Likewise.
894 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
895 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
896 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
897 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
898 * value-prof.c: Likewise.
899 * var-tracking.c (val_reset): Likewise.
901 2017-04-03 Richard Biener <rguenther@suse.de>
903 PR tree-optimization/80275
904 * fold-const.c (split_address_to_core_and_offset): Handle
907 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
909 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
910 descriptors is at least equal to that of functions.
912 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
916 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
919 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
920 (mov<IMOD4:mode>): New expander.
921 (*mov<IMOD4:mode>_internal): New insn and split pattern.
923 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
925 PR rtl-optimization/79405
926 * fwprop.c (propagations_left): New variable.
927 (forward_propagate_into): Decrement it.
928 (fwprop_init): Initialize it.
929 (fw_prop): If the variable has reached zero, stop propagating.
930 (fwprop_addr): Ditto.
932 2017-03-31 Jakub Jelinek <jakub@redhat.com>
935 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
936 a FUNCTION_DECL, pass it as decl instead of origin to
939 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
941 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
944 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
947 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
948 TARGET_VSX_SMALL_INTEGER.
950 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
952 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
953 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
955 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
957 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
958 extraction from odd-numbered MSA register.
960 2017-03-31 Jakub Jelinek <jakub@redhat.com>
963 * expmed.c (store_bit_field_1): Don't attempt to create
964 a word subreg out of hard registers wider than word if they
965 have HARD_REGNO_NREGS of 1 for their mode.
968 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
969 conversions to integer types wider than word and pointer.
972 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
973 (rtx_equal_for_cselib_p): Pass 0 to it.
974 * cselib.c (cselib_hasher::equal): Likewise.
975 (rtx_equal_for_cselib_1): Add depth argument. If depth
976 is 128, don't look up VALUE locs and punt. Increment
977 depth in recursive calls when walking VALUE locs.
979 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
981 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
982 (make_gcov_file_name): Use the canonical path name for generating
984 (read_line): Fix handling of files with ascii null bytes.
986 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
988 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
989 to initialise a vector register instead
990 of using a const_int.
992 2017-03-30 Jakub Jelinek <jakub@redhat.com>
995 * gimplify.c (omp_default_clause): Use %qs instead of %s in
998 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
1001 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1002 (dfp_diex_<mode>): Update mode of operand 1.
1003 * doc/extend.texi (dxex, dxexq): Document change to return type.
1004 (diex, diexq): Document change to argument type.
1006 2017-03-30 Martin Jambor <mjambor@suse.cz>
1009 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1010 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1011 it reflects the signature changes performed at the callee side.
1012 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1013 to cgraph_build_function_type_skip_args.
1014 (build_function_decl_skip_args): Adjust call to the above function.
1016 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1019 * config/i386/sse.md
1020 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1021 register as dest whenever it is a MEM not rtx_equal_p to the
1022 corresponding dup operand, and when forcing into reg move the
1023 reg into the memory afterwards.
1024 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1025 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
1026 for the force_reg mode.
1027 (avx512vl_vextractf128<mode>): Use register as dest either
1028 always when a MEM, or when it is a MEM not rtx_equal_p to the
1029 corresponding dup operand, or even not when it is a CONST_VECTOR
1030 depending on the mode and lo vs. hi.
1031 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1033 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1034 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1035 Likewise. Require that operands[2] is even.
1036 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1037 Remove extraneous parens. Require that operands[2] is a multiple
1039 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1040 operands[0] is a MEM if <mask_applied>, the predicates/constraints
1041 disallow memory then.
1043 2017-03-30 Richard Biener <rguenther@suse.de>
1045 PR tree-optimization/77498
1046 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1047 to non-constants over backedges.
1049 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
1051 PR rtl-optimization/80233
1052 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1053 as last_combined_insn. Do not test for BARRIER_P separately.
1055 2017-03-29 Andreas Schwab <schwab@suse.de>
1058 * calls.c (prepare_call_address): Convert funexp to Pmode before
1059 copying to temp reg.
1061 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1063 PR tree-optimization/80158
1064 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1065 Handle possible future case of more than one alternate
1067 (replace_rhs_if_not_dup): Likewise.
1068 (replace_one_candidate): Likewise.
1070 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
1072 PR rtl-optimization/80193
1073 * ira.c (ira): Do not check allocation for LRA.
1075 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
1077 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1078 (nvptx_output_simt_exit): Declare.
1079 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1080 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
1081 (init_softstack_frame): Move initialization of crtl->is_leaf to...
1082 (nvptx_declare_function_name): ...here. Emit declaration of local
1083 memory space buffer for omp_simt_enter insn.
1084 (nvptx_output_unisimt_switch): New.
1085 (nvptx_output_softstack_switch): New.
1086 (nvptx_output_simt_enter): New.
1087 (nvptx_output_simt_exit): New.
1088 * config/nvptx/nvptx.h (struct machine_function): New fields
1089 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1090 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1091 (UNSPECV_SIMT_EXIT): Ditto.
1092 (omp_simt_enter_insn): New insn.
1093 (omp_simt_enter): New expansion.
1094 (omp_simt_exit): New insn.
1095 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1097 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1098 (expand_GOMP_SIMT_ENTER_ALLOC): New.
1099 (expand_GOMP_SIMT_EXIT): New.
1100 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1101 (GOMP_SIMT_ENTER_ALLOC): Ditto.
1102 (GOMP_SIMT_EXIT): Ditto.
1103 * target-insns.def (omp_simt_enter): New insn.
1104 (omp_simt_exit): Ditto.
1105 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1107 (lower_rec_simd_input_clauses): Implement SIMT privatization.
1108 (lower_rec_input_clauses): Likewise.
1109 (lower_lastprivate_clauses): Handle SIMT privatization.
1111 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1112 (ompdevlow_adjust_simt_enter): New.
1113 (find_simtpriv_var_op): New.
1114 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1115 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1117 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1118 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1119 (copy_decl_for_dup_finish): Ditto.
1121 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1123 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
1126 * config/i386/i386.c (ix86_option_override_internal): Always
1127 allow -mpreferred-stack-boundary=3 for 64-bit targets.
1129 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1131 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1133 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1135 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1136 mark new edge's irreducible flag accordign to it.
1137 (vect_do_peeling): Check loop preheader edge's irreducible flag
1138 and pass it to function slpeel_add_loop_guard.
1140 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
1142 PR tree-optimization/80218
1143 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1144 Update block frequencies and counts.
1146 2017-03-28 Richard Biener <rguenther@suse.de>
1148 PR tree-optimization/78644
1149 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1150 of a simplification result we may not use it at all.
1152 2017-03-28 Richard Biener <rguenther@suse.de>
1155 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1156 without arguments, generate default definition of a SSA name.
1158 2017-03-28 Richard Biener <rguenther@suse.de>
1161 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1162 TYPE_REF_CAN_ALIAS_ALL references.
1163 * fold-const.c (fold_indirect_ref_1): Likewise.
1165 2017-03-28 Martin Liska <mliska@suse.cz>
1168 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1169 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1171 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1172 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
1174 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1175 (EXTRA_SPECS): Define.
1176 (SUBTARGET_EXTRA_SPECS): Likewise.
1177 (SUBTARGET_CPP_SPEC): Likewise.
1178 * config/arc/elf.h (EXTRA_SPECS): Renamed to
1179 SUBTARGET_EXTRA_SPECS.
1180 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1182 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1184 * config/arc/simdext.md (vst64_insn): Update pattern.
1185 (vld32wh_insn): Likewise.
1186 (vld32wl_insn): Likewise.
1187 (vld64_insn): Likewise.
1188 (vld32_insn): Likewise.
1190 2017-03-28 Marek Polacek <polacek@redhat.com>
1193 * fold-const.c (fold_comparison): Use protected_set_expr_location
1194 instead of SET_EXPR_LOCATION.
1196 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1198 * tree.c (add_expr): Avoid name lookup warning.
1200 2017-03-27 Jeff Law <law@redhat.com>
1202 PR tree-optimization/80216
1203 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1204 function name. Limit recursion depth.
1205 (record_temporary_equivalences): Corresponding changes.
1207 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
1209 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1212 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1215 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
1217 * cfgcleanup.c (reg_note_cfa_p): New array.
1218 (insns_have_identical_cfa_notes): New function.
1219 (old_insns_match_p): Don't cross-jump in between /f
1220 and non-/f instructions. If both i1 and i2 are frame related,
1221 verify all CFA notes, their order and content.
1223 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1226 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1227 HImode and SImode with zero extend to DImode to one insn.
1228 (bswap<mode>2_extenddi): Likewise.
1229 (bswapsi2_extenddi): Likewise.
1230 (bswaphi2_extendsi): Likewise.
1231 (bswaphi2): Combine bswap HImode and SImode into one insn.
1232 Separate memory insns from swapping register.
1233 (bswapsi2): Likewise.
1234 (bswap<mode>2): Likewise.
1235 (bswaphi2_internal): Delete, no longer used.
1236 (bswapsi2_internal): Likewise.
1237 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1238 store, and gpr<-gpr swap insns.
1239 (bswap<mode>2_store): Likewise.
1240 (bswaphi2_reg): Register only splitter, combine with the splitter.
1241 (bswaphi2 splitter): Likewise.
1242 (bswapsi2_reg): Likewise.
1243 (bswapsi2 splitter): Likewise.
1244 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1245 the insns into load, store, and register/register insns.
1246 (bswapdi2_ldbrx): Likewise.
1247 (bswapdi2_load): Likewise.
1248 (bswapdi2_store): Likewise.
1249 (bswapdi2_reg): Likewise.
1251 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
1253 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1254 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1256 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1259 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1261 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1262 special handling for target option conflicts between dform
1263 options (-mpower9-dform, -mpower9-dform-vector,
1264 -mpower9-dform-scalar) and -mno-direct-move.
1266 2017-03-27 Richard Biener <rguenther@suse.de>
1268 PR tree-optimization/80181
1269 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1271 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1273 * config/arc/predicates.md (move_double_src_operand): Replace the
1274 call to move_double_src_operand with a call to address_operand.
1276 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1278 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1279 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1280 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1282 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1284 * config/arc/predicates.md (long_immediate_loadstore_operand):
1285 Consider scaled addresses cases.
1287 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1289 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1290 restored when in interrupt.
1291 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1292 doesn't have delay slot.
1294 2017-03-27 Richard Biener <rguenther@suse.de>
1297 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1298 inlined thunk clones.
1300 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1303 * asan.c (instrument_derefs): Copy over last operand from
1304 original COMPONENT_REF to the new COMPONENT_REF with
1305 DECL_BIT_FIELD_REPRESENTATIVE.
1306 * ubsan.c (instrument_object_size): Likewise.
1308 2017-03-27 Richard Biener <rguenther@suse.de>
1310 PR tree-optimization/80170
1311 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
1312 sure DR/SCEV didnt fold in constants we do not see when looking
1313 at the reference base alignment.
1315 2017-03-27 Richard Biener <rguenther@suse.de>
1318 * gimple-fold.c (fold_ctor_reference): Properly guard against
1319 NULL return value from canonicalize_constructor_val.
1321 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
1324 * config/i386/i386.c (ix86_expand_builtin)
1325 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
1326 flags reg setting and flags reg using instructions.
1327 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
1328 clobbering instructions to zero extend op2.
1330 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
1332 * doc/install.texi (Configuration) <--with-aix-soname>:
1333 Update link to AIX ld.
1335 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
1337 PR rtl-optimization/80160
1338 PR rtl-optimization/80159
1339 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
1340 reg_alternate_class into account.
1342 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
1345 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
1346 to consider in curr_insn_transform.
1348 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1350 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
1351 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
1352 and emit_mode_inner.
1354 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1356 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
1357 argument to the overloaded builtin variants. Use the new flag to
1358 deprecate certain builtin variants.
1359 * config/s390/s390-builtin-types.def: Add new builtin types.
1360 * config/s390/s390-builtins.h: Support new flags field for
1361 overloaded builtins.
1362 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
1363 (s390_macro_to_expand): Enable vector float data type.
1364 (s390_cpu_cpp_builtins_internal): Indicate support of the new
1365 builtins by incrementing the __VEC__ version number.
1366 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
1368 (s390_resolve_overloaded_builtin): Emit error messages depending
1369 on the builtin flags.
1370 * config/s390/s390.c (s390_expand_builtin): Support additional
1371 flags argument. Change error message to match the messages
1372 emitted in s390-c.c.
1373 * config/s390/s390.md: New UNSPEC_* constants.
1374 (op_type): Add new instruction types.
1375 * config/s390/vecintrin.h: Add new builtins and test data class
1377 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
1378 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
1379 (VEC_INEXACT, VEC_NOINEXACT): New constants.
1380 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
1381 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
1382 ("vec_mergel<mode>"): V_HW -> VEC_HW.
1384 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
1385 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
1386 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
1387 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
1389 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
1390 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
1391 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
1392 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
1394 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
1395 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
1396 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
1397 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
1398 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
1399 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
1400 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
1402 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
1403 ("vec_scatter_element<V_HW_4:mode>_DI")
1404 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
1405 ("vec_fpint<mode>", "vflls")
1406 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
1407 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
1408 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
1409 ("*vec_cmphe<mode>_cc"): ... these.
1411 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
1412 mode constant instead of magic value.
1414 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1416 * config/s390/s390.c (s390_expand_vec_compare): Support other
1417 vector floating point modes than just V2DF.
1418 (s390_expand_vcond): Likewise.
1419 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
1420 (s390_cannot_change_mode_class): Prevent mode changes between TF
1421 and V1TF in vector registers.
1422 * config/s390/s390.md (DF, SF): New mode attributes.
1423 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
1424 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
1425 SFmode support for VRs.
1426 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
1428 (VFT, VF_HW): New mode iterators.
1429 (vw, sdx): New mode attributes.
1430 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
1431 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
1432 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
1433 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
1434 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
1435 also the new vector floating point modes. Renaming to ...
1437 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
1438 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
1439 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
1440 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
1441 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
1442 ("vec_unordered<mode>"): ... these.
1444 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
1445 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
1446 ("*vec_extendv2df"): New insn definitions.
1448 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1450 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
1451 ("mulditi3_2", "*muldi3_sign"): New patterns.
1452 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
1453 rename the pattern definition.
1455 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1457 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
1459 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
1461 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1463 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
1464 instruction if possible.
1465 * config/s390/vector.md (vec_halfnumelts): New mode
1467 ("*vec_vllezlf<mode>"): New pattern.
1469 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1471 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
1472 ("popcountv4si2", "popcountv2di2"): Rename to ...
1473 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
1474 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
1476 ("popcount<mode>2_vxe"): New pattern.
1478 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1480 * common/config/s390/s390-common.c (processor_flags_table): Add
1482 * config.gcc: Add arch12.
1483 * config/s390/driver-native.c (s390_host_detect_local_cpu):
1484 Default to arch12 for unknown CPU model numbers.
1485 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
1486 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
1487 PROCESSOR_max sanity check.
1488 * config/s390/s390-opts.h (enum processor_type): Add
1490 * config/s390/s390.c (processor_table): Add arch12.
1491 (s390_expand_builtin): Add check for B_VXE flag.
1492 (s390_issue_rate): Add PROCESSOR_ARCH12.
1493 (s390_get_sched_attrmask): Likewise.
1494 (s390_get_unit_mask): Likewise.
1495 (s390_sched_score): Enable z13 scheduling for arch12.
1496 (s390_sched_reorder): Likewise.
1497 (s390_sched_variable_issue): Likewise.
1498 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
1500 (s390_tune_attr): Use z13 scheduling also for arch12.
1501 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
1502 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
1503 (TARGET_VXE_P): New macros.
1504 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
1505 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
1506 * config/s390/s390.opt: Add arch12 as processor_type.
1508 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1510 * config/s390/s390.md
1511 ("fixuns_truncdddi2", "fixuns_trunctddi2")
1512 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
1513 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
1515 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
1516 Rename expanders to ...
1518 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
1519 ("fixuns_truncdddi2_emu"): ... these.
1521 ("fixuns_trunc<mode>si2_emu"): New expander.
1523 ("*fixuns_truncdfdi2_z13"): Rename to ...
1524 ("*fixuns_truncdfdi2_vx"): ... this.
1526 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1528 * config/s390/2964.md: Remove the single element vector compare
1529 instructions which are no longer used.
1530 * config/s390/s390.c (s390_select_ccmode): Remove handling of
1532 (s390_canonicalize_comparison): Remove handling of DFmode
1534 (s390_expand_vec_compare_scalar): Remove function.
1535 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
1536 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
1538 ("*cmp<mode>_ccs"): Add wfcdb instruction.
1540 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1542 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
1544 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
1545 will anyway by matched by mov<mode>_64dfp.
1547 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1549 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
1550 vlef/vstef. Add missing operand to vleif.
1552 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1554 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
1555 pair for all vector types with 64 bit elements.
1556 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
1557 * config/s390/vector.md (V_HW_64): ... here.
1558 (V_128_NOSINGLE): New mode iterator.
1559 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
1560 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
1561 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
1562 ("*vec_load_pairv2di"): Change to ...
1563 ("*vec_load_pair<mode>"): ... this one.
1565 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1567 * config/s390/constraints.md: Add comments.
1568 (jKK): Reject element sizes > 8 bytes.
1569 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
1571 * config/s390/s390.md: Add the s_operand checks formerly in
1572 s390_split_ok_p to various splitters where they are still
1574 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
1575 for 128 bit vectors. Plus two splitters.
1577 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1579 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
1582 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1585 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
1586 error if the boundary argument is not constant.
1588 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1590 PR rtl-optimization/80112
1591 * loop-doloop.c (doloop_condition_get): Don't check condition
1592 if cmp isn't SET with IF_THEN_ELSE src.
1594 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1596 PR tree-optimization/80158
1597 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
1598 replacing a candidate statement, also replace it for the
1599 candidate's alternate interpretation.
1600 (replace_rhs_if_not_dup): Likewise.
1601 (replace_one_candidate): Likewise.
1603 2017-03-24 Richard Biener <rguenther@suse.de>
1605 PR tree-optimization/80167
1606 * graphite-isl-ast-to-gimple.c
1607 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
1609 (translate_isl_ast_to_gimple::get_rename): Likewise.
1611 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
1613 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1614 handling of certain combinations of target options, including the
1615 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
1616 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
1618 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1621 * config/arm/arm.md (*load_multiple): Add reload_completed to
1624 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1625 Richard Biener <rguenth@suse.de>
1627 PR tree-optimization/79908
1628 PR tree-optimization/80136
1629 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1630 been cast away, gimplify_and_add suffices.
1632 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
1634 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
1636 2017-03-23 Richard Biener <rguenther@suse.de>
1638 PR tree-optimization/80032
1639 * gimplify.c (gimple_push_cleanup): Forced unconditional
1640 cleanups still have to go to the conditional_cleanups
1643 2017-03-22 Jakub Jelinek <jakub@redhat.com>
1645 PR tree-optimization/80072
1646 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
1648 (next_operand_entry_id): Change type to unsigned int.
1649 (sort_by_operand_rank): Make sure to return the right return value
1650 even if unsigned fields are bigger than INT_MAX.
1651 (struct oecount): Change cnt and id type to unsigned int.
1652 (oecount_hasher::equal): Formatting fix.
1653 (oecount_cmp): Make sure to return the right return value
1654 even if unsigned fields are bigger than INT_MAX.
1655 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
1658 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
1659 TREE_READONLY on result if writing it more than once.
1662 * doc/invoke.texi (-fsanitize=thread): Document that with
1663 -fnon-call-exceptions atomics are not able to throw
1667 * tsan.c: Include tree-eh.h.
1668 (instrument_builtin_call): Call maybe_clean_eh_stmt or
1669 maybe_clean_or_replace_eh_stmt where needed.
1670 (instrument_memory_accesses): Add cfg_changed argument.
1671 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
1672 if it returned true.
1673 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
1675 PR rtl-optimization/63191
1676 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
1677 wrapper function, moved the whole old content into ...
1678 (ix86_delegitimize_address_1): ... this. New inline function.
1679 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
1680 true as last argument instead of ix86_delegitimize_address.
1682 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1684 * config/aarch64/aarch64.c (generic_branch_cost): Copy
1685 cortexa57_branch_cost.
1687 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1689 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
1691 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1694 * doc/md.texi (Constraints): Document wA constraint.
1695 * config/rs6000/constraints.md (wA): New.
1696 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
1697 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
1698 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
1699 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
1701 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
1704 * gimplify.c (is_oacc_declared): New function.
1705 (oacc_default_clause): Use it to set default flags for acc declared
1706 variables inside parallel regions.
1707 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
1709 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
1710 declare attribute to any decl as necessary.
1712 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1715 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
1716 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
1717 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
1718 (arm_arch_lpae): This.
1719 * config/arm/arm.c (arm_arch7ve): Rename into ...
1720 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
1721 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
1724 2017-03-22 Martin Liska <mliska@suse.cz>
1727 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
1728 error message instead of an ICE.
1730 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1732 * doc/extend.texi (6.11 Additional Floating Types): Revise.
1734 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1736 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1741 2017-03-21 Martin Sebor <msebor@redhat.com>
1743 * doc/extend.texi: Use "cannot" instead of "can't."
1744 * doc/hostconfig.texi: Same.
1745 * doc/install.texi: Same.
1746 * doc/invoke.texi: Same.
1747 * doc/loop.texi: Same.
1748 * doc/md.texi: Same.
1749 * doc/objc.texi: Same.
1750 * doc/rtl.texi: Same.
1751 * doc/tm.texi: Same.
1752 * doc/tm.texi.in: Same.
1753 * doc/trouble.texi: Same.
1755 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
1758 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
1759 (collect_checksum_attributes): Set it.
1760 (die_checksum_ordered): Use it.
1762 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1764 PR tree-optimization/79908
1765 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
1766 change: For a VA_ARG whose LHS has been cast away, use
1767 force_gimple_operand to construct the side effects.
1769 2017-03-21 David Malcolm <dmalcolm@redhat.com>
1771 PR translation/80001
1772 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
1773 more amenable to translation.
1774 (oacc_loop_auto_partitions): Likewise.
1776 2017-03-21 Marek Polacek <polacek@redhat.com>
1777 Martin Sebor <msebor@redhat.com>
1779 PR tree-optimization/80109
1780 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
1783 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1784 Segher Boessenkool <segher@kernel.crashing.org>
1787 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
1788 check reg_used_between_p between insn and one of succ or succ2
1789 depending on if succ is artificial insn not inserted into insn
1792 2017-03-21 Martin Liska <mliska@suse.cz>
1794 PR gcov-profile/80081
1795 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
1796 * doc/gcc.texi: Include gcov-dump stuff.
1797 * doc/gcov-dump.texi: New file.
1799 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
1801 PR rtl-optimization/79150
1802 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
1803 conditional jump, if the jump is the last insn of the loop.
1805 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1806 Richard Biener <rguenth@suse.de>
1808 PR tree-optimization/79908
1809 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1810 been cast away, use force_gimple_operand to construct the side
1813 2017-03-21 Martin Liska <mliska@suse.cz>
1816 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
1819 2017-03-21 Brad Spengler <spender@grsecurity.net>
1822 * plugin.c (htab_hash_plugin): New function.
1823 (add_new_plugin): Use it and adjust.
1824 (parse_plugin_arg_opt): Adjust.
1825 (init_one_plugin): Likewise.
1827 2017-03-21 Richard Biener <rguenther@suse.de>
1829 PR tree-optimization/80032
1830 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
1831 if set force the cleanup to happen unconditionally.
1832 (gimplify_target_expr): Push inserted clobbers with force_uncond
1833 to avoid them being removed by control-dependent DCE.
1835 2017-03-21 Richard Biener <rguenther@suse.de>
1837 PR tree-optimization/80122
1838 * tree-inline.c (copy_bb): Do not expans va-arg packs or
1839 va_arg_pack_len when the inlined call stmt requires pack
1841 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
1843 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1846 * tsan.c (instrument_builtin_call): If the memory model argument
1847 is not a constant, assume it is valid.
1850 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
1853 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1855 PR rtl-optimization/79910
1856 * combine.c (can_combine_p): Do not allow combining an I0 or I1
1857 if its dest is used by an insn before I2 (other than the combined
1858 insns themselves, which are properly handled already).
1860 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1863 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1865 * combine.c (record_used_regs): New static function.
1866 (try_combine): Handle situations where there is an additional
1867 instruction between I2 and I3 which needs to have a LOG_LINK
1871 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1873 * combine.c (try_combine): Delete redundant i1 test. Call
1874 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1876 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1879 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
1882 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1884 PR tree-optimization/80054
1885 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
1886 the optimization if a PHI or any of its arguments is not dominated
1887 by the candidate's basis. Use gphi* rather than gimple* as
1889 (replace_profitable_candidates): Clean up a gimple* variable that
1890 should be a gphi* variable.
1892 2017-03-20 Martin Sebor <msebor@redhat.com>
1895 * doc/extend.texi (attribute constructor): Document present limitation.
1897 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
1900 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
1901 __POWER9_VECTOR__ #ifdef control, change template definition to
1902 use Power9-specific built-in function.
1903 (vec_any_eq): Likewise.
1904 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
1905 to control outcomes from this test.
1906 (vector_ae_<mode>p): For VEC_F modes, likewise.
1908 2017-03-20 Ian Lance Taylor <iant@google.com>
1910 * config/i386/i386.c (ix86_function_regparm): Save an extra
1911 register for -fsplit-stack with DECL_STATIC_CHAIN.
1913 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1916 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
1917 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
1919 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1921 * config/riscv/riscv.c (riscv_print_operand): Use "fence
1923 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
1926 2017-03-20 Marek Polacek <polacek@redhat.com>
1929 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
1931 2017-03-20 Richard Biener <rguenther@suse.de>
1933 PR tree-optimization/80113
1934 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
1935 allocate extra SSA name for PHI def.
1936 (add_close_phis_to_outer_loops): Likewise.
1937 (add_close_phis_to_merge_points): Likewise.
1938 (copy_loop_close_phi_args): Likewise.
1939 (copy_cond_phi_nodes): Likewise.
1941 2017-03-20 Martin Liska <mliska@suse.cz>
1944 * tree-chkp.c (chkp_build_returned_bound): Do not build
1945 returned bounds for a LHS that's not a BOUNDED_P type.
1947 2017-03-20 Martin Liska <mliska@suse.cz>
1951 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
1952 COMPLEX_CST and VECTOR_CST.
1954 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1957 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
1958 target operand. A new splitter adds the clobber statement in case
1959 the target operand is dead anyway.
1961 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
1963 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
1964 to age-old versions of binutils and glibc.
1966 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
1968 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
1970 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1972 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
1974 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1976 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
1977 requirement for binutils 2.13.
1979 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1981 * combine.c (try_combine): Delete redundant i1 test. Call
1982 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1984 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
1986 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
1987 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
1989 <riscv64-*-elf>: Re-arrange section
1990 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
1991 <riscv32-*-linux>: Likewise.
1992 <riscv64-*-elf>: Likewise
1993 <riscv64-*-linux>: Likewise.
1995 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
1998 * aarch64.opt(verbose-cost-dump): Fix typo.
2000 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
2003 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2004 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2006 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2008 * reload.c (find_reloads): When reloading a nonoffsettable address,
2009 use RELOAD_OTHER for it and its address reloads.
2011 PR rtl-optimization/79910
2012 * combine.c (record_used_regs): New static function.
2013 (try_combine): Handle situations where there is an additional
2014 instruction between I2 and I3 which needs to have a LOG_LINK
2017 2017-03-17 Jeff Law <law@redhat.com>
2019 PR tree-optimization/71437
2020 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2021 conditional in the hash table first.
2022 (vrp_dom_walker::before_dom_children): Extract condition from
2023 ASSERT_EXPR. Record condition, its inverion and any implied
2026 2017-03-17 Marek Polacek <polacek@redhat.com>
2027 Markus Trippelsdorf <markus@trippelsdorf.de>
2029 PR tree-optimization/80079
2030 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2033 2017-03-17 Richard Biener <rguenther@suse.de>
2036 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2037 Properly verify the LHS before the RHS possibly claims to be
2039 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
2042 2017-03-17 Martin Jambor <mjambor@suse.cz>
2044 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2045 (List of -O2 options): Likewise.
2046 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2049 2017-03-17 Tom de Vries <tom@codesourcery.com>
2051 * gcov-dump.c (print_usage): Print bug_report_url.
2053 2017-03-17 Richard Biener <rguenther@suse.de>
2056 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2057 (parser::peek): Likewise.
2059 2017-03-17 Richard Biener <rguenther@suse.de>
2061 PR tree-optimization/80048
2062 * sese.c (free_sese_info): Properly release rename_map and
2063 copied_bb_map elements.
2065 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
2067 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2068 Add linked-list forward and backlinks. Insert on
2069 construction, remove on destruction.
2070 (class pass_store_merging): Add m_stores_head field.
2071 (pass_store_merging::terminate_and_process_all_chains):
2072 Iterate over m_stores_head list.
2073 (pass_store_merging::terminate_all_aliasing_chains):
2075 (pass_store_merging::execute): Check for debug stmts first.
2076 Push new chains onto the m_stores_head stack.
2078 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
2081 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2082 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2083 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2085 2017-03-16 Jeff Law <law@redhat.com>
2087 PR tree-optimization/71437
2088 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2089 member function. Implementation moved into after_dom_children
2090 member function and into the threader's thread_outgoing_edges
2092 (dom_opt_dom_walker::after_dom_children): Simplify by moving
2093 some code into new thread_outgoing_edges.
2094 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2095 definition. Simplify marker handling (do it here). Assume we always
2096 have the available expression and the const/copies tables.
2097 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2099 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2100 * tree-vrp.c (equiv_stack): No longer file scoped.
2101 (vrp_dom_walker): New class.
2102 (vrp_dom_walker::before_dom_children): New member function.
2103 (vrp_dom_walker::after_dom_children): Likewise.
2104 (identify_jump_threads): Setup domwalker. Use it rather than
2105 walking edges in a random order by hand. Simplify setup/finalization.
2106 (finalize_jump_threads): Remove.
2107 (vrp_finalize): Do not call identify_jump_threads here.
2108 (execute_vrp): Do it here instead and call thread_through_all_blocks
2111 PR tree-optimization/71437
2112 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
2114 (simplify_stmt_for_jump_threading): Add basic_block argument. All
2116 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2117 (dom_opt_dom_walker::thread_across_edge): Remove
2118 handle_dominating_asserts argument. All callers changed.
2119 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2120 changes. Remove calls to lhs_of_dominating_assert. Other
2121 uses of handle_dominating_asserts turn into unconditional code
2122 (simplify_control_stmt_condition_1): Likewise.
2123 (simplify_control_stmt_condition): Likewise.
2124 (thread_through_normal_block, thread_across_edge): Likewise.
2125 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2126 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
2127 object if it is not an SSA_NAME.
2128 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2129 before calling into the VRP specific simplifiers.
2130 (identify_jump_threads): Remove handle_dominating_asserts
2133 2017-03-16 Jakub Jelinek <jakub@redhat.com>
2136 * tree-diagnostic.c (default_tree_printer): No longer static.
2137 * tree-diagnostic.h (default_tree_printer): New prototype.
2139 2017-03-16 Tamar Christina <tamar.christina@arm.com>
2141 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2142 Change ins into fmov.
2144 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2146 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2147 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2148 Use h_con constraint for operand 1.
2149 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2150 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2152 2017-03-15 Jeff Law <law@redhat.com>
2154 PR tree-optimization/71437
2155 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2156 (record_temporary_equivalences): Use it.
2158 PR tree-optimization/71437
2159 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2160 tree-ssa-scopedtables.
2161 (lookup_avail_expr, build_and_record_new_cond): Likewise.
2162 (record_conditions, record_cond, vuse_eq): Likewise.
2163 (record_edge_info): Adjust to API tweak of record_conditions.
2164 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2165 (record_temporary_equivalences, optimize_stmt): Likewise.
2166 (eliminate_redundant_computations): Likewise.
2167 (record_equivalences_from_stmt): Likewise.
2168 * tree-ssa-scopedtables.c: Include options.h and params.h.
2169 (vuse_eq): New function, moved from tree-ssa-dom.c
2170 (build_and_record_new_cond): Likewise.
2171 (record_conditions): Likewise. Accept vector of conditions rather
2172 than edge_equivalence structure for first argument.
2173 for the first argument.
2174 (avail_exprs_stack::lookup_avail_expr): New member function, moved
2175 from tree-ssa-dom.c.
2176 (avail_exprs_stack::record_cond): Likewise.
2177 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2178 from tree-ssa-dom.c.
2179 (avail_exprs_stack): Add new member functions lookup_avail_expr
2181 (record_conditions): Declare.
2183 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
2186 * lra-constraints.c (process_alt_operands): Increase reject for
2187 reloading an input/output operand.
2189 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2192 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2193 insns to convert from signed/unsigned char/short to IEEE 128-bit
2195 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2197 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.c (ix86_vector_duplicate_value): Create
2201 subreg of inner mode for values already in registers.
2203 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
2205 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2206 iteration reg is used after the loop.
2208 2017-03-14 Martin Sebor <msebor@redhat.com>
2210 PR tree-optimization/79800
2211 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
2212 precision in negative-positive range.
2213 (format_floating): Call non-const overload with adjusted precision.
2215 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2218 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2221 2017-03-14 Martin Sebor <msebor@redhat.com>
2224 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2225 * builtins.def (aligned_alloc): Use it.
2228 * Makefile.in (GTFILES): Add calls.c.
2229 * calls.c: Include "gt-calls.h".
2231 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
2233 PR rtl-optimization/79728
2234 * regs.h (struct target_regs): New field
2235 x_contains_allocatable_regs_of_mode.
2236 (contains_allocatable_regs_of_mode): New macro.
2237 * reginfo.c (init_reg_sets_1): Initialize it, and change
2238 contains_reg_of_mode so it includes global regs as well.
2239 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2240 rather than contains_regs_of_mode.
2242 2017-03-14 Martin Liska <mliska@suse.cz>
2244 * doc/invoke.texi: Document options that can't be combined with
2245 -fcheck-pointer-bounds.
2247 2017-03-14 Martin Liska <mliska@suse.cz>
2250 * doc/invoke.texi (-Wchkp): Document the option.
2252 2017-03-14 Martin Liska <mliska@suse.cz>
2254 * Makefile.in: Install gcov-dump.
2256 2017-03-14 Martin Liska <mliska@suse.cz>
2258 * multiple_target.c (expand_target_clones): Bail out for
2259 an invalid attribute.
2261 2017-03-14 Richard Biener <rguenther@suse.de>
2263 * alias.c (struct alias_set_entry): Pack properly.
2264 * cfgloop.h (struct loop): Likewise.
2265 * cse.c (struct set): Likewise.
2266 * ipa-utils.c (struct searchc_env): Likewise.
2267 * loop-invariant.c (struct invariant): Likewise.
2268 * lra-remat.c (struct cand): Likewise.
2269 * recog.c (struct change_t): Likewise.
2270 * rtl.h (struct address_info): Likewise.
2271 * symbol-summary.h (function_summary): Likewise.
2272 * tree-loop-distribution.c (struct partition): Likewise.
2273 * tree-object-size.c (struct object_size_info): Likewise.
2274 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2275 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2276 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2277 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2278 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2279 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2280 (struct _stmt_vec_info): Likewise.
2282 2017-03-14 Martin Liska <mliska@suse.cz>
2285 * multiple_target.c (create_dispatcher_calls): Check that
2286 a target can create a function dispatcher.
2288 2017-03-14 Martin Liska <mliska@suse.cz>
2291 * multiple_target.c (expand_target_clones): Drop local.local
2292 flag for default implementation.
2294 2017-03-14 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/80030
2297 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2299 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
2301 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2302 gcc_fallthrough() instead of __attribute__((fallthrough));
2304 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2306 * doc/gcc.texi: Remove "up" link to (DIR).
2307 * doc/gccint.texi: Ditto.
2309 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2311 * doc/install.texi (Specific) <avr>: Remove reference to
2314 2017-03-13 Jeff Law <law@redhat.com>
2316 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
2317 attribute rather than comments.
2319 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
2320 match_scratch operand is highest.
2322 2017-03-13 Martin Liska <mliska@suse.cz>
2325 * ipa-pure-const.c (warn_function_noreturn): If the declarations
2326 is a CHKP clone, use original declaration.
2328 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2330 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
2331 (arc_conditional_register_usage): Use a different allocation order
2332 when optimizing for size.
2333 * common/config/arc/arc-common.c (arc_option_optimization_table):
2334 Section anchors default on when optimizing for size.
2336 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2338 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
2340 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2342 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
2343 * config/arc/arc.md (cpu_facility): Add cd variant.
2344 (*movqi_insn): Add code density variant.
2345 (*movhi_insn): Likewise.
2346 (*movqi_insn): Likewise.
2347 (*addsi3_mixed): Likewise.
2348 (subsi3_insn): Likewise.
2350 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2352 * config/arc/arc.md (movsi_cond_exec): Update constraint.
2354 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2356 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
2357 expressions with MINUS and UNARY ops.
2359 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2362 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
2364 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
2365 between vec_select and vector argument.
2366 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
2367 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
2368 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
2369 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
2370 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
2371 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
2373 2017-03-13 Richard Biener <rguenther@suse.de>
2376 * params.def (vect-max-peeling-for-alignment): Fix typo.
2378 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2380 * doc/install.texi (Specific) <mips-*-*>: Remove description of
2381 issue that only occurred with binutils below 2.18.
2383 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2385 * doc/install.texi (Specific) <cris-axis-elf>: No longer
2386 refer to binutils 2.11/2.12 minimum.
2388 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2390 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
2391 ftp.kernel.org and simplify binutils requirement.
2393 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
2395 * doc/invoke.texi (Warning Options): Fix spelling of link-time
2397 (Optimize Options): Ditto. Also remove redundancy.
2399 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2401 PR translation/79848
2402 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
2404 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
2405 to G_ to avoid double translation.
2407 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2409 PR translation/79923
2410 * auto-profile.c (get_combined_location): Convert leading
2411 character of diagnostics to lower case and remove trailing period.
2412 (read_profile): Likewise for various diagnostics.
2413 * config/arm/arm.c (arm_option_override): Remove trailing period
2414 from various diagnostics.
2415 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
2416 (msp430_expand_delay_cycles): Likewise.
2418 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2421 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
2422 full command-line argument, rather than just "str".
2423 (aarch64_validate_march): Likewise.
2424 (aarch64_validate_mtune): Likewise.
2426 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
2428 PR rtl-optimization/78911
2429 * lra-assigns.c (must_not_spill_p): New function.
2430 (spill_for): Use it.
2432 2017-03-10 Jakub Jelinek <jakub@redhat.com>
2434 PR tree-optimization/79981
2435 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
2436 ATOMIC_COMPARE_EXCHANGE ifn result.
2437 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
2438 IFN_ATOMIC_COMPARE_EXCHANGE.
2440 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2443 * opts.c (parse_sanitizer_options): Add missing question mark to
2444 "did you mean" message.
2446 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2448 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
2450 (VMULEUH_UNS): Likewise.
2451 (VMULOUB_UNS): Likewise.
2452 (VMULOUH_UNS): Likewise.
2453 * config/rs6000/rs6000.c (builtin_function_type): Remove
2454 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
2456 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2459 * read-rtl-function.c (function_reader::read_rtx_operand): Update
2460 x with result of extra_parsing_for_operand_code_0.
2461 (function_reader::extra_parsing_for_operand_code_0): Convert
2462 return type from void to rtx, returning x. When reading
2463 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
2464 larger size containing struct block_symbol.
2466 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
2468 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
2469 -mfloat128-hardware without -m64.
2471 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
2474 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
2475 entries to the case statement that marks unsigned arguments to
2476 overloaded functions.
2478 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2480 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
2481 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
2483 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
2486 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
2487 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
2489 2017-03-10 Martin Liska <mliska@suse.cz>
2493 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
2494 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
2497 2017-03-10 Olivier Hainque <hainque@adacore.com>
2499 * tree-switch-conversion (array_value_type): Start by resetting
2500 candidate type to it's main variant.
2502 2017-03-10 Jakub Jelinek <jakub@redhat.com>
2504 PR rtl-optimization/79909
2505 * combine.c (try_combine): Use simplify_replace_rtx on individual
2506 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
2507 of the whole CALL_INSN_FUNCTION_USAGE.
2509 PR tree-optimization/79972
2510 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
2511 get_range_info on SSA_NAMEs. Formatting fixes.
2513 2017-03-10 Richard Biener <rguenther@suse.de>
2514 Jakub Jelinek <jakub@redhat.com>
2516 PR tree-optimization/77975
2517 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
2518 edge to be constant.
2519 (get_val_for): For constant x return it. Formatting fix.
2520 (loop_niter_by_eval): Avoid pointless looping if the next iteration
2521 would use the same bases as the current one.
2523 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2525 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
2526 instead of vec_select for V1TImode.
2527 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
2529 (VSX_LE_128): Add V1TI to this mode iterator.
2530 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
2531 (*vsx_le_perm_store_<mode>): Likewise.
2532 (pre-reload splitter for VSX stores): Likewise.
2533 (post-reload splitter for VSX stores): Likewise.
2534 (*vsx_xxpermdi2_le_<mode>): Likewise.
2535 (*vsx_lxvd2x2_le_<mode>): Likewise.
2536 (*vsx_stxvd2x2_le_<mode>): Likewise.
2538 2017-03-09 Michael Eager <eager@eagercon.com>
2540 Correct failures with --enable-checking=yes,rtl.
2542 * config/microblaze/microblaze.c (microblaze_expand_shift):
2543 Replace GET_CODE test with CONST_INT_P and INTVAL test with
2544 test for const0_rtx.
2545 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
2546 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
2548 2017-03-09 Richard Biener <rguenther@suse.de>
2550 PR tree-optimization/79977
2551 * graphite-scop-detection.c (scop_detection::merge_sese):
2552 Handle the case of extra exits to blocks dominating the entry.
2554 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
2556 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
2559 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
2561 PR rtl-optimization/79949
2562 * lra-constraints.c (process_alt_operands): Check memory when
2563 trying to predict a cycle. Print about the overall increase.
2565 2017-03-09 Richard Biener <rguenther@suse.de>
2568 * gimple-expr.c (useless_type_conversion_p): Preserve
2569 TYPE_SATURATING for fixed-point types.
2571 2017-03-09 Richard Biener <rguenther@suse.de>
2574 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
2575 alignment of BLKmode params.
2577 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2580 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
2581 (VALL_NO_V2Q): Likewise.
2583 * config/aarch64/aarch64-simd.md
2584 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
2586 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
2587 VALL_NO_V2Q mode iterator.
2588 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
2590 2017-03-09 Martin Liska <mliska@suse.cz>
2592 PR tree-optimization/79631
2593 * tree-chkp-opt.c (chkp_is_constant_addr): Call
2594 tree_int_cst_sign_bit just for INTEGER constants.
2596 2017-03-09 Martin Liska <mliska@suse.cz>
2600 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
2603 2017-03-09 Marek Polacek <polacek@redhat.com>
2606 * tree.c (inchash::add_expr): Handle TREE_VEC.
2608 2017-03-09 Martin Liska <mliska@suse.cz>
2611 (chkp_narrow_size_and_offset): New function.
2612 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
2613 (void chkp_parse_bit_field_ref): New function.
2614 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
2615 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
2617 2017-03-09 Martin Liska <mliska@suse.cz>
2620 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
2621 (chkp_find_bounds_1): Remove gcc_unreachable.
2623 2017-03-09 Jakub Jelinek <jakub@redhat.com>
2626 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
2627 BUILT_IN_SYNC*, determine the access type from the size suffix and
2628 always build a MEM_REF with that type. Handle forgotten
2629 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
2632 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
2633 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
2634 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
2635 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
2636 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
2637 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
2638 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
2639 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
2640 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
2641 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
2642 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
2643 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
2644 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
2645 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
2646 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
2647 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
2648 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
2649 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
2650 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
2651 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
2652 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
2653 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
2654 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
2655 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
2656 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
2657 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
2658 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
2659 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
2660 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
2661 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
2662 definitions outside of __OPTIMIZE__ guarded section.
2665 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
2666 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
2667 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
2668 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
2671 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2673 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
2674 ("vfenez<mode>"): Add missing constraints.
2676 2017-03-08 Martin Sebor <msebor@redhat.com>
2679 * config/nds32/nds32.c (nds32_option_override):
2680 Fix misspelled diagnostic.
2682 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2685 * gimplify.c (gimplify_omp_for): Replace index var in outer
2686 taskloop statement with an artificial variable and add
2687 OMP_CLAUSE_PRIVATE clause for it.
2689 2017-03-08 Richard Biener <rguenther@suse.de>
2691 PR tree-optimization/79955
2692 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2693 for accesses that are completely outside of the variable.
2695 2017-03-08 Andrew Haley <aph@redhat.com>
2697 PR tree-optimization/79943
2698 * tree-ssa-loop-split.c (compute_new_first_bound): When
2699 calculating the new upper bound, (END-BEG) should be added, not
2702 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2704 * config/avr/avr.md (setmemhi): Make sure match_dup
2705 operand number comes before match_scratch.
2707 2017-03-08 Richard Biener <rguenther@suse.de>
2709 PR tree-optimization/79920
2710 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
2711 with ncopies == 1 to ...
2712 (vect_transform_slp_perm_load): ... here. Properly compute
2713 all element loads by iterating VF times over the group. Do
2714 not handle ncopies (computed in a broken way) in
2715 vect_create_mask_and_perm.
2717 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2720 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
2721 is a uniform vector, use uniform_vector_p return value instead of
2722 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
2724 2017-03-07 Marek Polacek <polacek@redhat.com>
2727 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
2728 (alloca_call_type): Likewise.
2730 2017-03-07 Martin Liska <mliska@suse.cz>
2732 * gcov.c (process_args): Put comment to correct location.
2734 2017-03-07 Martin Liska <mliska@suse.cz>
2737 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
2738 Use array_at_struct_end_p instead of DECL_CHAIN (field).
2739 (chkp_narrow_bounds_for_field): Likewise.
2740 (chkp_parse_array_and_component_ref): Pass one more argument to
2743 2017-03-07 Richard Biener <rguenther@suse.de>
2745 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
2748 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
2750 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
2751 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
2753 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2756 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
2757 to end of description.
2758 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2760 2017-03-07 Jakub Jelinek <jakub@redhat.com>
2762 PR rtl-optimization/79901
2763 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
2765 (*avx512f_<code><mode>3<mask_name>): ... this.
2766 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
2767 iterator instead of VI8_AVX2_AVX512BW.
2769 PR rtl-optimization/79901
2770 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
2771 min/max expander, expand it using expand_vec_cond_expr.
2774 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
2777 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2780 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
2781 to void * for PCH reasons.
2782 * dwarf2out.c (output_loc_operands, output_die): Cast
2783 v.val_vec.array to unsigned char *.
2785 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
2788 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
2791 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
2793 PR rtl-optimization/79571
2794 * lra-constraints.c (process_alt_operands): Calculate static
2795 reject and subtract it from overall when only addresses will be
2798 2017-03-06 Julia Koval <julia.koval@intel.com>
2801 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
2802 incoming stack boundary to 128 for 64-bit targets.
2804 2017-03-06 Richard Biener <rguenther@suse.de>
2806 PR tree-optimization/79894
2807 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
2808 to NULL after folding it.
2810 2017-03-06 Richard Biener <rguenther@suse.de>
2812 PR tree-optimization/79824
2813 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
2814 check disabling peeling for gaps.
2816 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
2818 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
2819 attributes): Document gettimeofday.
2821 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2823 * config/s390/s390.c (s390_option_override_internal): Set
2824 PARAM_MIN_VECT_LOOP_BOUND
2826 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2828 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
2829 * config/s390/s390.md: Likewise.
2831 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2834 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
2835 (<avx2_avx512>_perm<mode>): Rename to ...
2836 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
2838 (<avx512>_perm<mode>_mask): Rename to ...
2839 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
2841 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
2842 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
2843 instead of VI8F_256_512.
2844 (avx512f_perm<mode>): New define_expand.
2845 (avx512f_perm<mode>_mask): Likewise.
2846 (avx512f_perm<mode>_1<mask_name>): New define_insn.
2847 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
2849 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2851 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
2852 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
2854 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
2856 2017-03-06 Martin Liska <mliska@suse.cz>
2859 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
2860 when having a SSA NAME w/o VAR_DECL assigned to it.
2862 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2864 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
2865 msa_dpsub_<su>_d): Fix MODE for vec_select.
2867 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2869 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
2871 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
2873 2017-03-06 Richard Biener <rguenther@suse.de>
2875 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
2876 * plugin.c (register_plugin_info): Likewise.
2877 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
2879 2017-03-05 Jakub Jelinek <jakub@redhat.com>
2881 * config/i386/sse.md (sse_storehps, sse_storelps,
2882 avx_<castmode><avxsizesuffix>_<castmode>,
2883 avx512f_<castmode><avxsizesuffix>_<castmode>,
2884 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
2885 in condition that at least one operand is not a MEM.
2887 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2890 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
2891 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
2893 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
2894 gimple_call_nothrow_p flag based on whether original builtin can throw.
2895 If it can, emit following stmts on the fallthrough edge.
2896 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
2897 don't create new bb if inserting just debug stmts on the edge, try to
2898 insert them on the fallthru bb or just reset debug stmts.
2900 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
2903 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
2904 restore recog_data (including the operand rtxes inside it) around
2905 the call to get_insn_template.
2907 2017-03-03 Martin Sebor <msebor@redhat.com>
2909 PR tree-optimization/79699
2910 * context.c (context::~context): Free MPFR caches to avoid
2911 a memory leak on program exit.
2913 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2915 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
2916 Use wide_int::ulow () instead of .elt (0).
2918 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2920 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
2921 (*pushxf): Limit oF constraint to 32bit targets and add oC
2922 constraint for 64bit targets.
2923 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
2924 (*pushdf): Change rmF constraint to rmC.
2926 2017-03-03 Martin Liska <mliska@suse.cz>
2928 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
2929 Remove unused variable.
2931 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2934 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
2935 is a memory operand, increase num_memory.
2936 (ix86_expand_args_builtin): Likewise.
2938 2017-03-03 Jan Hubicka <jh@suse.cz>
2941 * ipa-devirt.c (maybe_record_node): Properly handle
2942 __cxa_pure_virtual visibility.
2944 2017-03-03 Martin Liska <mliska@suse.cz>
2946 PR tree-optimization/79803
2947 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
2949 (pass_loop_prefetch::execute): Disabled optimization if an
2950 assumption about L1 cache size is not met.
2952 2017-03-03 Martin Liska <mliska@suse.cz>
2954 PR rtl-optimization/79574
2955 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
2956 (hash_scan_set): Likewise.
2957 (dump_hash_table): Likewise.
2958 (hoist_code): Likewise.
2960 2017-03-03 Richard Biener <rguenther@suse.de>
2962 * fixed-value.c (fixed_from_string): Restore use of elt (1)
2963 in place of uhigh ().
2964 (fixed_convert_from_real): Likewise.
2966 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
2971 2017-03-03 Richard Biener <rguenther@suse.de>
2974 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
2975 TYPE_OVERFLOW_UNDEFINED check.
2977 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2979 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
2981 (vector_ae_<mode>_p): Likewise.
2982 (vector_nez_<mode>_p): Likewise.
2983 (vector_ne_v2di_p): Likewise.
2984 (vector_ae_v2di_p): Likewise.
2985 (vector_ne_<mode>_p): Likewise.
2986 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
2988 (vsx_tsqrt<mode>2_fe): Likewise.
2990 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
2993 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
2995 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2997 PR rtl-optimization/79780
2998 * cprop.c (one_cprop_pass): When second and further conditional trap
2999 in a single basic block is turned into an unconditional trap, turn it
3000 into a deleted note to avoid RTL verification failures.
3002 2017-03-02 Richard Biener <rguenther@suse.de>
3004 * fold-const.c (const_binop): Use ulow () instead of elt (0).
3006 2017-03-02 Richard Biener <rguenther@suse.de>
3008 PR tree-optimization/79345
3010 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3011 param and abort the walk, returning -1 if it is hit.
3012 (walk_aliased_vdefs): Take a limit param and pass it on.
3013 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3014 defaulting to 0 and return a signed int.
3015 * tree-ssa-uninit.c (struct check_defs_data): New struct.
3016 (check_defs): New helper.
3017 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3018 about uninitialized memory.
3019 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3020 bogus uninitialized warning.
3021 (fixed_convert_from_real): Likewise.
3023 2017-03-02 Bin Cheng <bin.cheng@arm.com>
3025 PR tree-optimization/66768
3026 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3027 iv_use if base object can't be determined.
3029 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3031 PR tree-optimization/79345
3032 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3033 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3034 (get_pattern_stats): Initialize it.
3035 * genemit.c (gen_expand): Verify match_scratch numbers come after
3036 match_operand/match_dup numbers.
3037 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3038 match_scratch numbers.
3039 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3041 * config/s390/s390.md (trunctdsd2): Likewise.
3043 2017-03-02 Richard Biener <rguenther@suse.de>
3045 * wide-int.h (wide_int_storage::operator=): Implement in terms
3048 2017-03-02 Richard Biener <rguenther@suse.de>
3050 PR tree-optimization/79777
3051 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3052 the to insert expression to sth existing.
3054 2017-03-01 Martin Sebor <msebor@redhat.com>
3057 * gimple-ssa-sprintf.c
3058 (directive::known_width_and_precision): New function.
3059 (format_integer): Use it.
3060 (get_mpfr_format_length): Consider the full range of precision
3061 when computing %g output with the # flag. Set the likely byte
3062 count to 3 rather than 1 when precision is indeterminate.
3063 (format_floating): Correct the lower bound of precision.
3065 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3067 * doc/invoke.texi: Document default code model for 64-bit Linux.
3069 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3072 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3073 udiv rather than div since input pattern is unsigned.
3075 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.c (print_reg): Warn for values of
3078 unsupported size in integer register.
3080 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3083 * config/rs6000/predicates.md (current_file_function_operand): Do
3084 not allow self calls to be local if the function is replaceable.
3086 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3089 * config/rs6000/altivec.h (vec_ctz and others): Change the
3090 preprocessor macro that controls conditional compilation from
3091 _ARCH_PWR9 to __POWER9_VECTOR__.
3092 (vec_all_ne): Change parameterization of __altivec_scalar_pred
3093 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3094 control (instead of _ARCH_PWR9 control) so that template
3095 definition uses power9-specific function.
3096 (vec_any_eq): Likewise.
3097 (vec_all_ne): Change macro definition to use a power9-specific
3098 expansion under #ifdef __POWER9_VECTOR__ control (instead of
3099 _ARCH_PWR9 control).
3100 (vec_any_eq) Likewise.
3101 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3102 expansion for CMPNEF to remove support for xvcmpnesp instruction.
3103 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3104 support for xvcmpnedp instruction.
3105 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3106 macro expansion so that Power9 implementation of vec_all_ne does
3107 not use the AltiVec predicate framework.
3108 (VCMPNEH_P): Likewise.
3109 (VCMPNEW_P): Likewise.
3110 (VCMPNED_P): Likewise.
3111 (VCMPNEFP_P): Likewise.
3112 (VCMPNEDP_P): Likewise.
3113 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3114 implementation of vec_any_eq to not use AltiVec predicate
3116 (VCMPAEH_P): Likewise.
3117 (VCMPAEW_P): Likewise.
3118 (VCMPAED_P): Likewise.
3119 (VCMPAEFP_P): Likewise.
3120 (VCMPAEDP_P): Likewise.
3121 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3122 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3123 not use the AltiVec predicate framework.
3124 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3125 of vec_any_eq to not use AltiVec predicate framework.
3126 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3127 support for predefined __POWER9_VECTOR__ macro to indicate that
3128 Power9 instruction selection is enabled.
3129 (altivec_overloaded_builtins): Remove extraneous
3130 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3131 function argument types RS6000_BTI_bool_V16QI and
3132 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3133 entry for overloaded function argument types RS6000_BTI_bool_V4SI
3134 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
3135 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3136 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3137 Power9 for implementations of vec_cmpne. Change the signature for
3138 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3139 (representing vec_all_ne) to remove the previously described first
3140 argument of type RS6000_BTI_INTSI, as this was an artifact of
3141 reliance on the AltiVec predicate framework, which is no longer
3142 used in the implementation of these functions. Add
3143 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3144 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3145 since, unlike the AltiVec predicate framework implementation, we
3146 do not share function descriptors between vec_alle and vec_anyeq.
3147 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3148 set of modes that receive special treatment even when
3149 TARGET_P9_VECTOR is true. The special treatment emits code that
3150 does not depend on Power9 instructions.
3151 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3152 define_expand to not rely on AltiVec predicate framework.
3153 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3155 (vector_ne_v2di_p): Change this define_expand to not rely on
3156 AltiVec predicate framework.
3157 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3159 (vector_ne_<mode>_p): Change this define_expand to not rely on
3160 AltiVec predicate framework.
3161 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3163 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3164 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3165 define_insn pattern.
3166 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3167 define_insn pattern because the xvcmpne<VSs>. instruction is not
3169 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3170 instruction is not supported.
3172 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3174 * config/nvptx/nvptx.c: Include intl.h.
3176 2017-03-01 Martin Jambor <mjambor@suse.cz>
3179 * ipa-prop.h (ipa_bits): Removed field known.
3180 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
3181 to pointers. Adjusted their comments to warn about their sharing.
3182 (ipcp_transformation_summary): Change bits to a vector of pointers.
3183 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3184 (ipa_get_ipa_bits_for_value): Declare.
3185 * tree-vrp.h (value_range): Mark as GTY((for_user)).
3186 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3187 (ipa_bits_hash_table): Likewise.
3188 (ipa_vr_ggc_hash_traits): Likewise.
3189 (ipa_vr_hash_table): Likewise.
3190 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3191 being pointers and vr_known being removed.
3192 (ipa_set_jf_unknown): Likewise.
3193 (ipa_get_ipa_bits_for_value): New function.
3194 (ipa_set_jfunc_bits): Likewise.
3195 (ipa_get_value_range): New overloaded functions.
3196 (ipa_set_jfunc_vr): Likewise.
3197 (ipa_compute_jump_functions_for_edge): Use the above functions to
3198 construct bits and vr parts of jump functions.
3199 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3200 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3202 (ipcp_grow_transformations_if_necessary): Also allocate
3203 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3205 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3206 them. Fix too long lines.
3207 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3208 vr_known being removed.
3209 (ipa_read_jump_function): Use new setter functions to construct bits
3210 and vr parts of jump functions or set them to NULL.
3211 (write_ipcp_transformation_info): Adjust for bits being pointers.
3212 (read_ipcp_transformation_info): Likewise.
3213 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
3215 Include gt-ipa-prop.h.
3216 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3218 (ipcp_store_bits_results): Likewise.
3219 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3220 Do not write to existing jump functions but use a temporary instead.
3222 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3225 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3226 attempt to use its first operand as BIT_FIELD_REF base.
3228 2017-03-01 Richard Biener <rguenther@suse.de>
3231 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3232 interpolating formula in wrapping arithmetic.
3233 (chrec_apply): Convert chrec_evaluate return value to wanted type.
3235 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3237 PR tree-optimization/79734
3238 * tree-vect-generic.c (expand_vector_condition): Optimize
3239 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3240 Handle VEC_COND_EXPR where comparison has different inner width from
3243 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
3245 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3246 markup, and similar issues. Remove @opindex entries for things
3247 that aren't options. Add missing -mmpy-option entries.
3249 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3251 PR tree-optimization/79737
3252 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3253 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3254 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
3255 instead of byte_size. Formatting fix.
3256 (shift_bytes_in_array_right): Formatting fix.
3258 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
3261 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3262 condition on optimize for the leaf function test.
3264 2017-02-28 Martin Liska <mliska@suse.cz>
3267 * read-rtl-function.c (function_reader::handle_unknown_directive):
3268 Bail out when one uses -flto.
3270 2017-02-28 Martin Liska <mliska@suse.cz>
3272 * common.opt: Replace space with tabular for options of <number>
3274 * config/i386/i386.opt: Show <number> value for
3275 -mlarge-data-threshold.
3276 * opts.c (print_filtered_help): Do not display number in hexadecimal
3279 2017-02-28 Martin Liska <mliska@suse.cz>
3281 * common.opt: Fix --help=option -Q for options which are of
3284 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
3286 * config/i386/i386.c (print_reg): Error out for values
3287 of 8-bit size in invalid integer register.
3289 2017-02-28 Martin Sebor <msebor@redhat.com>
3291 PR tree-optimization/79691
3292 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3294 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3297 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3298 gcc_unreachable with output_operand_lossage.
3300 2017-02-28 Richard Biener <rguenther@suse.de>
3302 PR tree-optimization/79740
3303 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
3305 (visit_nary_op): Insert the nary into the hashtable if we
3306 pattern-matched sth.
3307 * tree-ssa-pre.c (eliminate_insert): Robustify.
3309 2017-02-28 Richard Biener <rguenther@suse.de>
3312 * fold-const.c (decode_field_reference): Reject out-of-bound
3315 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3317 * config/i386/i386.c: Include intl.h.
3318 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
3319 instead of just cond ? "..." : "...".
3320 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
3321 * coverage.c (read_counts_file): Likewise.
3322 * omp-offload.c: Include intl.h.
3323 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
3324 of just cond ? "..." : "...".
3325 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
3326 of just cond ? "..." : "...".
3328 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
3331 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
3333 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
3334 'tune for' CPU name.
3335 * config/arm/arm-cpu-data.h: Regenerated.
3337 2017-02-28 Richard Biener <rguenther@suse.de>
3339 PR tree-optimization/79732
3340 * tree-inline.c (expand_call_inline): Do not shadow var.
3342 2017-02-28 Richard Biener <rguenther@suse.de>
3344 PR tree-optimization/79723
3345 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
3346 address-space properly.
3348 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
3350 * doc/optinfo.texi (Optimization groups): Fix option used for
3352 * doc/invoke.texi (-fopt-info): Document "omp".
3353 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
3354 (OPTGROUP_ALL): Add OPTGROUP_OMP.
3355 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
3356 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
3357 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
3359 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
3361 * dumpfile.c (optgroup_options): Instead of "openmp", associate
3362 OPTGROUP_OMP with "omp".
3364 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
3367 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
3368 for arithmetic shift of unsigned V2DI.
3370 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
3372 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
3373 arc/linux.h headers.
3374 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
3375 (LINK_SPEC): Likewise.
3376 (ARC_TLS_EXTRA_START_SPEC): Likewise.
3377 (EXTRA_SPECS): Likewise.
3378 (STARTFILE_SPEC): Likewise.
3379 (ENDFILE_SPEC): Likewise.
3380 (LIB_SPEC): Likewise.
3381 (TARGET_SDATA_DEFAULT): Likewise.
3382 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
3383 (MULTILIB_DEFAULTS): Likewise.
3384 (DWARF2_UNWIND_INFO): Likewise.
3385 * config/arc/big.h: New file.
3386 * config/arc/elf.h: Likewise.
3387 * config/arc/linux.h: Likewise.
3388 * config/arc/t-uClibc: Remove.
3390 2017-02-27 Bin Cheng <bin.cheng@arm.com>
3392 PR tree-optimization/77536
3393 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
3394 (tree_transform_and_unroll_loop): Use above function to compute the
3395 estimated niter of unrolled loop and use it when scaling profile.
3396 Also use count info rather than frequency if it's non-zero.
3397 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
3398 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
3399 (vect_transform_loop): Call above function.
3401 2017-02-27 Richard Biener <rguenther@suse.de>
3403 PR tree-optimization/45397
3404 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
3405 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
3406 (visit_nary_op): Add pattern matching for CSEing sign-changed
3407 or truncated operations with wider ones.
3409 2017-02-27 Richard Biener <rguenther@suse.de>
3411 PR tree-optimization/79690
3412 * tree-vect-stmts.c (vectorizable_store): Use vector type
3413 built from the DR with address-space.
3415 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3417 * doc/invoke.texi (Optimize Options): Refine the description
3418 of asan-use-after-return.
3420 2017-02-25 Alan Modra <amodra@gmail.com>
3422 PR rtl-optimization/79584
3423 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
3424 base, not ad->base_term, the reg within base. Remove assertion
3425 that ad->base == ad->base_term. Replace gen_int_mode using
3426 bogus mode with const0_rtx.
3428 2017-02-25 Jakub Jelinek <jakub@redhat.com>
3431 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
3432 FMA_EXPR like tcc_binary or tcc_unary.
3434 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
3437 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
3439 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
3440 (output_loc_operands): Handle DW_OP_call_ref and
3441 DW_OP_GNU_variable_value.
3442 (struct variable_value_struct): New type.
3443 (struct variable_value_hasher): Likewise.
3444 (variable_value_hash): New variable.
3445 (string_types): Remove.
3446 (copy_loc_descr): New function.
3447 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
3448 (prepend_loc_descr_to_each): New function.
3449 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
3450 instead of add_loc_descr_to_each if the first argument is single
3451 location list and the second has multiple.
3452 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
3453 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
3454 when looking for variable value which doesn't have other location info.
3455 (loc_list_from_tree): Formatting fix.
3456 (gen_array_type_die): Simplify DW_AT_string_length handling.
3457 (adjust_string_types): Remove.
3458 (gen_subprogram_die): Don't call adjust_string_types nor test/set
3459 string_types. Call resolve_variable_values.
3460 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
3461 (resolve_addr_in_expr): Likewise. Add A argument.
3462 (copy_deref_exprloc): Remove deref argument. Adjust for the
3463 original expression being DW_OP_GNU_variable_value with optionally
3464 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
3465 optionally after it.
3466 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
3467 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
3468 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
3469 (variable_value_hasher::hash, variable_value_hasher::equal): New
3471 (resolve_variable_value_in_expr, resolve_variable_value,
3472 resolve_variable_values, note_variable_value_in_expr,
3473 note_variable_value): New functions.
3474 (dwarf2out_early_finish): Call note_variable_value on all toplevel
3477 2017-02-24 Jakub Jelinek <jakub@redhat.com>
3480 * opts.h (handle_generated_option): Add GENERATED_P argument.
3481 * opts-common.c (handle_option): Adjust function comment.
3482 (handle_generated_option): Add GENERATED_P argument, pass it to
3484 (control_warning_option): Pass false to handle_generated_option
3486 * opts.c (maybe_default_option): Pass true to handle_generated_option
3488 * optc-gen.awk: Likewise.
3490 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3492 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
3493 a REG, look at the REG it is a SUBREG of.
3494 (splitter for cmpeqsi_t): Ditto.
3496 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3498 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
3499 the special USEs with the pattern of the insn, not the insn itself.
3501 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
3504 * doc/invoke.texi: Document -mload-store-pairs.
3506 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3507 Sandra Loosemore <sandra@codesourcery.com>
3509 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
3510 argument isn't a CONST_INT.
3511 (nios2_alternate_compare_const): Assert op is a CONST_INT.
3512 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
3513 (nios2_validate_compare): Bypass alternate compare logic if *op2
3515 (ldstwm_operation_p): Return false if first_base is not a REG or
3516 if first_offset is not a CONST_INT.
3518 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3520 * config/cris/cris.md: Use correct operand in a define_peephole2.
3522 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3524 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
3526 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3528 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
3529 this_insn if it is an INSN or JUMP_INSN.
3530 (force_offsettable): Look at base, not at addr.
3531 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
3532 on things that aren't necessarily CONST_INTs.
3534 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
3536 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
3537 -mfpmath=sse is the default also for x86-32 targets with SSE2
3538 instruction set when @option{-ffast-math} is enabled
3540 2017-02-24 Jeff Law <law@redhat.com>
3542 PR rtl-optimizatoin/79286
3543 * ira.c (update_equiv_regs): Drop may_trap_p exception to
3546 2017-02-24 Richard Biener <rguenther@suse.de>
3548 PR tree-optimization/79389
3549 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
3552 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
3554 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
3555 function comment to reflect reality.
3556 (loop_exits_before_overflow): Fix typo in function description.
3558 2017-02-24 Richard Biener <rguenther@suse.de>
3560 PR tree-optimization/79389
3561 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
3562 properly that a threading opportunity exists. Detect conditional
3563 copy/constant propagation opportunities.
3565 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
3567 * config/visium/visium.md (type): Add trap.
3568 (b): New mode attribute.
3569 (*btst): Rename into...
3570 (*btst<mode>): ...this and adjust.
3571 (*cbranchsi4_btst_insn): Rename into...
3572 (*cbranch<mode>4_btst_insn): ...this and adjust.
3573 (trap): New define_insn.
3575 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3577 PR tree-optimization/79389
3578 * ifcvt.c (struct noce_if_info): Add rev_cond field.
3579 (noce_reversed_cond_code): New function.
3580 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
3581 reversed_comparison_code. Formatting fix.
3582 (noce_try_store_flag): Test rev_cond != NULL in addition to
3583 reversed_comparison_code.
3584 (noce_try_store_flag_constants): Likewise.
3585 (noce_try_store_flag_mask): Likewise.
3586 (noce_try_addcc): Use rev_cond if non-NULL instead of
3587 reversed_comparison_code.
3588 (noce_try_cmove_arith): Likewise. Formatting fixes.
3589 (noce_try_minmax, noce_try_abs): Clear rev_cond.
3590 (noce_find_if_block): Initialize rev_cond.
3591 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
3592 instead of false as last argument never attempt to reverse it
3595 2017-02-23 Bin Cheng <bin.cheng@arm.com>
3597 PR tree-optimization/79663
3598 * tree-predcom.c (combine_chains): Process refs in reverse order
3599 only for ZERO length chains, and add explaining comment.
3601 2017-02-23 Jeff Law <law@redhat.com>
3603 PR tree-optimization/79578
3604 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
3605 in call to operand_equal_p.
3607 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
3610 * config/i386/cpuid.h: Fix another undefined behavior.
3612 2017-02-23 Richard Biener <rguenther@suse.de>
3614 PR tree-optimization/79683
3615 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
3616 vector types for data-refs.
3618 2017-02-23 Martin Liska <mliska@suse.cz>
3620 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
3622 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3625 * internal-fn.c (get_range_pos_neg): Moved to ...
3626 * tree.c (get_range_pos_neg): ... here. No longer static.
3627 * tree.h (get_range_pos_neg): New prototype.
3628 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
3629 are known to be in between 0 and signed maximum inclusive, try to
3630 expand both unsigned and signed divmod and use the cheaper one from
3633 2017-02-22 Jeff Law <law@redhat.com>
3635 PR tree-optimization/79578
3636 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
3637 to compare base operands.
3639 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
3642 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
3643 gpc_reg_operand instead of fpr_reg_operand.
3645 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
3647 * config/mips/mips.c (mips_return_in_memory): Force FP
3648 vector types to be returned in memory for o32 ABI.
3650 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3652 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
3653 instead of DW_TAG_member for static data member declarations and don't
3654 set no_linkage_name for static inline data members.
3655 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
3658 2017-02-22 Martin Liska <mliska@suse.cz>
3660 * doc/invoke.texi: Replace inequality signs with square brackets
3663 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3665 PR tree-optimization/68644
3666 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
3668 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
3671 * lra-constraints.c (simplify_operand_subreg): Handle
3672 WORD_REGISTER_OPERATIONS targets.
3674 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3677 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
3678 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
3679 elimination by swapping fld*.
3681 2017-02-22 Richard Biener <rguenther@suse.de>
3683 PR tree-optimization/79673
3684 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
3685 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
3686 irrelevant address-space qualifiers and avoiding a
3687 ADDR_SPACE_CONVERT_EXPR from fold_convert.
3689 2017-02-22 Richard Biener <rguenther@suse.de>
3691 PR tree-optimization/79666
3692 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
3693 to not symbolically negate if that may introduce undefined
3696 2017-02-22 Martin Liska <mliska@suse.cz>
3699 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
3700 * data-streamer-out.c (streamer_write_gcov_count_stream):
3702 * value-prof.c (stream_out_histogram_value): Make assert more
3703 precise based on type of counter.
3705 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.md (standard_x87sse_constant_load splitter):
3709 Use nonimmediate_operand instead of memory_operand for operand 1.
3710 (float-extend standard_x87sse_constant_load splitter): Ditto.
3712 2017-02-21 Jeff Law <law@redhat.com>
3714 PR tree-optimization/79621
3715 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
3716 blocks with edges to themselves.
3718 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3721 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
3722 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
3723 Use gimple_call_builtin_p.
3726 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
3727 on temporarily removed DEBUG_INSNs.
3729 PR tree-optimization/79649
3730 * tree-loop-distribution.c (classify_partition): Give up on
3731 non-generic address space loads/stores.
3733 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
3735 * doc/loop.texi (Loop manipulation): Remove nonexistent
3736 tree_ssa_loop_version from the documentation.
3737 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
3739 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3742 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
3743 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
3744 * config/rs6000/rs6000.c: Include except.h.
3745 (rs6000_expand_split_stack_prologue): Call
3746 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
3748 2017-02-21 Martin Jambor <mjambor@suse.cz>
3751 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
3754 2017-02-21 Martin Jambor <mjambor@suse.cz>
3756 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
3757 for backward compatibility only.
3758 * doc/invoke.texi (Option Summary): Remove all references to
3761 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
3765 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3767 * lra-constraints.c (curr_insn_transform): Handle
3768 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3770 2017-02-21 Martin Liska <mliska@suse.cz>
3772 * config/i386/i386.opt: Replace -masm-dialect with -masm.
3774 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
3776 PR translation/79638
3777 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
3779 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
3782 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3783 (arm_function_ok_for_sibcall): Return false for an indirect call by
3784 descriptor if all the argument registers are used.
3785 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
3786 alignment of the function.
3788 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3790 PR tree-optimization/61441
3791 * simplify-rtx.c (simplify_const_unary_operation): For
3792 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
3793 the sNaN unmodified.
3795 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3797 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3798 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3799 instead of SYSTEM_HEADER_DIR.
3801 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
3802 Martin Liška <mliska@suse.cz>
3804 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3805 Fix typos and grammar, use active voice, and clarify.
3807 2017-02-20 Marek Polacek <polacek@redhat.com>
3810 * gimplify.c (gimplify_expr): Handle unused *&&L;.
3813 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
3815 2017-02-20 Jakub Jelinek <jakub@redhat.com>
3818 * config/i386/i386.c (ix86_expand_builtin): Handle
3819 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
3820 ix86_builtins_isa[fcode].isa as a requirement of those
3821 flags and any other flag in the bitmask.
3822 (ix86_init_mmx_sse_builtins): Use 0 instead of
3823 ~OPTION_MASK_ISA_64BIT as mask.
3824 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
3825 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
3826 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
3827 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
3829 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3832 * lra-constraints.c (split_reg): Check requested split mode
3833 is supported by the register.
3835 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3837 * lra-constraints.c (simplify_operand_subreg): Remove early
3840 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3843 * lra-constraints.c (curr_insn_transform): Tighten condition
3844 for converting SUBREG reloads from OP_OUT to OP_INOUT.
3846 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3849 * lra-constraints.c (curr_insn_transform): Handle
3850 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3852 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
3855 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3857 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3859 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
3862 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
3865 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3867 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
3870 2017-02-18 Jakub Jelinek <jakub@redhat.com>
3872 * final.c (last_columnnum, override_columnnum): New variables.
3873 (final_start_function): Set last_columnnum, pass it to begin_prologue
3874 hook and pass 0 to dwarf2out_begin_prologue.
3875 (final_scan_insn): Update override_columnnum. Pass last_columnnum
3876 to source_line debug hook.
3877 (notice_source_line): Compute last_columnnum and for debug_column_info
3878 return true on column changes.
3879 * debug.h (struct gcc_debug_hooks): Add column argument to
3880 source_line and begin_prologue hooks.
3881 (debug_nothing_int_charstar_int_bool): Remove prototype.
3882 (debug_nothing_int_int_charstar,
3883 debug_nothing_int_int_charstar_int_bool): New prototypes.
3884 (dwarf2out_begin_prologue): Add column argument.
3885 * debug.c (do_nothing_debug_hooks): Adjust source_line and
3886 begin_prologue hooks.
3887 (debug_nothing_int_charstar_int_bool): Remove.
3888 (debug_nothing_int_int_charstar,
3889 debug_nothing_int_int_charstar_int_bool): New functions.
3890 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
3891 through to dwarf2out_source_line.
3892 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
3893 (dwarf2out_source_line): Add column argument, emit it if requested.
3894 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
3896 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3897 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3898 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
3899 through to dwarf2out_begin_prologue.
3900 (vmsdbgout_source_line): Add column argument, pass it through to
3901 dwarf2out_source_line.
3902 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
3903 dbxout_source_line caller.
3904 (dbxout_source_line): Add column argument.
3906 * common.opt (gno-column-info, gcolumn-info): New options.
3907 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
3908 (check_die): Also test for multiple DW_AT_decl_column attributes.
3909 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
3910 DW_AT_decl_column if requested.
3911 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
3913 (gen_variable_die): Likewise.
3914 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
3915 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
3918 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
3919 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
3920 (ix86_handle_option): Handle OPT_m3dnowa.
3921 * doc/invoke.texi (-m3dnowa): Document.
3922 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
3923 -m3dnowa instead of -m3dnow -march=athlon.
3926 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
3927 instead of gcc_assert for K, r and R code checks. Formatting fixes.
3929 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3932 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
3933 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
3934 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
3935 generator for vsx_xxpermdi_<mode>_be.
3936 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
3937 force big-endian semantics.
3938 (vsx_xxpermdi_<mode>_be): New define_expand with same
3939 implementation as previous version of vsx_xxpermdi_<mode>.
3941 2017-02-17 Jakub Jelinek <jakub@redhat.com>
3943 PR tree-optimization/79327
3944 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
3945 variable, its initialization and use.
3947 2017-02-17 Julia Koval <julia.koval@intel.com>
3949 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
3950 (OPTION_MASK_ISA_PKU_UNSET): New.
3951 (ix86_handle_option): Handle -mrdpid.
3952 * config/i386/cpuid.h (bit_RDPID): New.
3953 * config/i386/driver-i386.c (host_detect_local_cpu):
3954 Detect RDPID feature.
3955 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
3956 * config/i386/i386-c.c (ix86_target_macros_internal):
3958 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
3959 (ix86_valid_target_attribute_inner_p): Add "rdpid".
3960 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
3961 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
3962 * config/i386/i386.md (define_insn "rdpid"): New.
3963 * config/i386/i386.opt Add -mrdpid.
3964 * config/i386/immintrin.h (_rdpid_u32): New.
3966 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
3968 PR rtl-optimization/79541
3969 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
3970 instead of transforming it into USE.
3972 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
3974 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
3975 If HONOR_SNANS (SFmode) force the input to a register.
3976 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
3977 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
3978 an frsp or similar insn.
3980 2017-02-17 Martin Liska <mliska@suse.cz>
3982 PR rtl-optimization/79577
3983 * params.def (selsched-max-sched-times): Increase minimum to 1.
3985 2017-02-17 Martin Liska <mliska@suse.cz>
3987 PR rtl-optimization/79574
3988 * gcse.c (want_to_gcse_p): Prevent integer overflow.
3990 2017-02-17 Martin Liska <mliska@suse.cz>
3992 PR tree-optimization/79529
3993 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
3994 ssa_defined_default_def_p to handle cases which are implicitly
3996 * tree-ssa.c (ssa_defined_default_def_p): New function.
3997 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
3998 which are implicitly defined.
3999 * tree-ssa.h (ssa_defined_default_def_p): Declare.
4001 2017-02-17 Richard Biener <rguenther@suse.de>
4004 * params.def (max-ssa-name-query-depth): Limit to 10.
4006 2017-02-17 Richard Biener <rguenther@suse.de>
4008 PR tree-optimization/79552
4009 * tree-ssa-structalias.c (visit_loadstore): Properly verify
4012 2017-02-17 Richard Biener <rguenther@suse.de>
4015 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4017 2017-02-17 Marek Polacek <polacek@redhat.com>
4020 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4021 (fold_negate_expr): New wrapper.
4023 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
4025 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
4026 Correct terminology and de-emphasize pre-standard behavior.
4028 2017-02-16 Alan Modra <amodra@gmail.com>
4030 PR rtl-optimization/79286
4031 * ira.c (def_dominates_uses): New function.
4032 (update_equiv_regs): Don't create an equivalence for insns that
4033 may trap where the register def does not dominate the use.
4035 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
4037 PR rtl-optimization/78127
4038 * lra.c (lra): Call lra_eliminate before finish the loop after
4041 2017-02-16 Richard Biener <rguenther@suse.de>
4043 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4045 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4046 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4047 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4048 (isl_val_int_from_wi): New function.
4049 (extract_affine_gmp): Rename to ...
4050 (extract_affine_wi): ... this, take a widest_int.
4051 (extract_affine_int): Just wrap extract_affine_wi.
4052 (add_param_constraints): Use isl_val_int_from_wi.
4053 (add_loop_constraints): Likewise, and extract_affine_wi.
4055 2017-02-15 Jeff Law <law@redhat.com>
4058 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4059 ira_init_register_move_cost_if_necessary.
4061 2017-02-15 Martin Sebor <msebor@redhat.com>
4064 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4065 removed in a prior commit.
4067 2017-02-15 Bin Cheng <bin.cheng@arm.com>
4069 PR tree-optimization/79347
4070 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4071 counters during peeling.
4073 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
4075 * Makefile.in (site.exp): Remove "set ISLVER".
4077 2017-02-15 Jakub Jelinek <jakub@redhat.com>
4080 * real.c (real_from_integer): Call real_convert even for decimal.
4082 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4085 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4087 2017-02-14 Andrew Pinski <apinski@cavium.com>
4089 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4090 cores and change the partno/implementer to be correct.
4091 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4092 the 'B" as the implementer.
4093 * config/aarch64/aarch64-tune.md: Regenerate.
4095 2017-02-14 Carl Love <cel@us.ibm.com>
4097 * config/rs6000/rs6000.c: Add case statement entry to make the
4098 xvcvuxdsp built-in argument unsigned.
4099 * config/rs6000/vsx.md: Fix the source and return operand types so they
4100 match the instruction definitions from the ISA document. Fix typo
4101 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4104 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
4107 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4108 member early_clobber_alts.
4109 * lra-lives.c (reg_early_clobber_p): New.
4110 (process_bb_lives): Use it.
4111 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
4112 (debug_operand_data): Initialize early_clobber_alts.
4113 (setup_operand_alternative): Set up early_clobber_alts.
4114 (collect_non_operand_hard_regs): Ditto. Pass early clobber
4115 alternatives to new_insn_reg.
4116 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
4118 (lra_update_insn_regno_info): Pass the new arg.
4120 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4123 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4124 (new_oacc_loop_raw): Don't clear already cleared fields.
4127 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4128 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4129 _mm512_prefetch_i64gather_ps): New inline functions and macros.
4131 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4136 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4140 the extra instruction to the right place to store 128-bit constant
4143 2017-02-14 Martin Sebor <msebor@redhat.com>
4146 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4147 warning for strings of unknown length.
4149 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
4151 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4153 2017-02-14 Jeff Law <law@redhat.com>
4156 * ira-costs.c (scan_one_insn): Initialize register move costs
4157 for pseudos seen in USE/CLOBBER insns.
4159 PR tree-optimization/79095
4160 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4161 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4162 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4163 if the operands are known to be not equal, then the resulting range
4165 (intersect_ranges): If the new range is ~[0,0] and the old range is
4166 wide, then prefer ~[0,0].
4167 * tree-vrp.c (overflow_comparison_p_1): New function.
4168 (overflow_comparison_p): New function.
4169 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4170 if NAME is used in an overflow test.
4171 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4172 overflow check that can be expressed as an equality test, then adjust
4173 ops to be that equality test.
4175 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4177 * config/s390/s390-builtin-types.def: Remove flags argument.
4178 * config/s390/s390.c (s390_init_builtins): Likewise.
4180 2017-02-14 Martin Liska <mliska@suse.cz>
4182 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4183 vector. Fix trailing white spaces.
4185 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
4187 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4190 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4192 PR rtl-optimization/68664
4193 * config/arm/arm.c (arm_sched_can_speculate_insn):
4194 New function. Declare prototype.
4195 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4197 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4199 PR rtl-optimization/68664
4200 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4202 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4204 2017-02-14 Amit Pawar <amit.pawar@amd.com>
4206 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4207 max skip bytes for function, loop and jump.
4209 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4211 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4212 ABS_EXPR for gimple dump.
4214 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4217 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4219 PR tree-optimization/79408
4220 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4221 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4222 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4223 also if rhs1 is INTEGER_CST.
4225 2017-02-14 Richard Biener <rguenther@suse.de>
4228 * tree-into-ssa.c (insert_phi_nodes): When the function can
4229 have abnormal edges rewrite SSA names with broken use-def
4230 dominance out of SSA and register them for PHI insertion.
4232 2017-02-13 Martin Sebor <msebor@redhat.com>
4235 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4236 clearing info.nowrite flag when snprintf size argument is a range.
4238 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4240 * cprop.c (cprop_jump): Add missing space in string literal.
4241 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4242 (get_constraint_for_component_ref): Likewise.
4243 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4244 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4245 * lra-constraints.c (process_alt_operands): Likewise.
4246 * ipa-inline.c (inline_small_functions): Likewise.
4247 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4248 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4249 * trans-mem.c (diagnose_tm_1_op): Likewise.
4250 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4251 (grid_parallel_clauses_gridifiable): Likewise.
4253 * config/nvptx/mkoffload.c (process): Add space in between
4256 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4257 "MOD4_SSE_REGS" and "ALL_REGS".
4259 * spellcheck.c (test_data): Add , in between "foo" and "food".
4261 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4264 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4265 boundary crossing check and subsequent code generation agree.
4267 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4269 * config/aarch64/aarch64.c (has_memory_op): Delete.
4270 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4273 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4275 PR rtl-optimization/79388
4276 PR rtl-optimization/79450
4277 * combine.c (distribute_notes): When removing TEM_INSN for which
4278 corresponding dest has last value recorded, invalidate that last
4281 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4283 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4284 of explicit '@'. Add missing assembly comment marker on branch costs
4287 2017-02-13 Nathan Sidwell <nathan@acm.org>
4289 * gengtype-lex.l (<in_struct>): Add '/'.
4291 2017-02-13 Martin Liska <mliska@suse.cz>
4294 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4296 2017-02-13 Richard Biener <rguenther@suse.de>
4298 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4300 * configure: Re-generate.
4301 * config.in: Likewise.
4302 * graphite-dependences.c: Simplify as if
4303 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
4304 * graphite-isl-ast-to-gimple.c: Likewise.
4305 * graphite-optimize-isl.c: Likewise.
4306 * graphite-poly.c: Likewise.
4307 * graphite-sese-to-poly.c: Likewise.
4308 * graphite.h: Likewise.
4309 * toplev.c: Include isl/version.h and use isl_version () for
4310 printing the ISL version.
4311 * doc/install.texi: Update ISL requirement.
4313 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4315 * doc/standards.texi (Standards): Update reference to
4318 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4320 * doc/extend.texi (Named Address Spaces): sourceware.org now
4322 * doc/install.texi (Binaries): Ditto.
4325 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4327 * doc/cpp.texi: Replace "stringify"/"stringification" with C
4328 standard terminology "stringize"/"stringizing" throughout.
4329 * doc/cppinternals.texi: Likewise.
4331 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4333 * doc/extend.texi: Fix some spelling mistakes and typos.
4334 * doc/invoke.texi: Likewise.
4336 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4339 * params.def (inline-min-speedup) Change from 10 to 8.
4341 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4343 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
4346 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4349 * ipa-inline-analysis.c (get_minimal_bb): New function.
4350 (record_modified): Use it.
4351 (remap_edge_change_prob): Handle also ancestor functions.
4353 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
4355 * doc/contrib.texi (Contributors): Remove broken link into
4356 the Mauve CVS repository.
4358 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4361 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
4362 result computation whenever lhs doesn't have vector mode, not
4363 just when it has BLKmode.
4365 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4367 * doc/makefile.texi (profiledbootstrap): Refer to the
4368 installation instructions only in textual form.
4370 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4373 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
4375 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4377 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
4378 (Specific): Update mingw-w64 reference.
4380 (Specific): Remove broken link to Renesas RX processor.
4382 2017-02-10 Richard Biener <rguenther@suse.de>
4384 * toplev.c (process_options): Do not mention obsolete graphite
4385 options when printing sorry message about missing graphite support.
4386 Mention -floop-nest-optimize.
4388 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
4390 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
4391 (vtst_p16): Likewise.
4392 (vtstq_p8): Likewise.
4393 (vtstq_p16): Likewise.
4395 (vtstq_p64): Likewise.
4396 * config/arm/arm_neon.h (vgetq_lane_p64): New.
4397 (vset_lane_p64): New.
4398 (vsetq_lane_p64): New.
4400 2017-02-10 Jakub Jelinek <jakub@redhat.com>
4402 PR tree-optimization/79411
4403 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
4404 stmt operands are SSA_NAMEs used in abnormal phis.
4405 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
4408 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
4411 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
4414 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
4416 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
4418 2017-02-09 Jakub Jelinek <jakub@redhat.com>
4420 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
4424 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
4425 not arbitrary TREE_CONSTANT.
4428 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
4429 "omp declare target link" attribute unless is_global_var.
4430 * omp-offload.c (find_link_var_op): Likewise.
4432 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
4433 Chung-Lin Tang <cltang@codesourcery.com>
4435 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
4437 (gimplify_adjust_omp_clauses): Don't delete TILE.
4438 (gimplify_omp_for): Deal with TILE.
4439 * internal-fn.c (expand_GOACC_TILE): New function.
4440 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
4442 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
4443 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
4445 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
4446 avoid DIV for outermost collapse var.
4447 (expand_oacc_for): Insert tile element loop as needed. Adjust.
4448 Remove out of date comments, fix whitespace.
4449 * omp-general.c (omp_extract_for_data): Deal with tiling.
4450 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
4451 adjust OLF_DIM_BASE value.
4452 (struct omp_for_data): Add tiling field.
4453 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
4454 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
4455 for auto loops. Remove default auto determining, moved to
4456 oacc_loop_fixed_partitions.
4457 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
4458 stmts, add e_mask field.
4459 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
4460 (oacc_thread_numbers): Use oacc_dim_call.
4461 (oacc_xform_tile): New.
4462 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
4463 (finish_oacc_loop): Adjust for ifns vector.
4464 (oacc_loop_discover_walk): Append loop abstraction sites to list,
4465 add case for GOACC_TILE fns.
4466 (oacc_loop_xform_loop): Delete.
4467 (oacc_loop_process): Iterate over call list directly, and add
4468 handling for GOACC_TILE fns.
4469 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
4471 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
4472 vector partitioning to outer loops. Assign 2 partitions to loops
4473 when available. Add TILE handling.
4474 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
4475 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
4476 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
4477 * tree.c (omp_clause_num_ops): Adjust TILE ops.
4478 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
4480 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
4482 * configure.ac (ACX_BUGURL): Update.
4483 * configure: Regenerate.
4485 2017-02-09 Richard Biener <rguenther@suse.de>
4487 PR tree-optimization/69823
4488 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
4489 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
4491 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
4493 * config/arc/arc-c.def: Add __NPS400__ definition.
4494 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
4495 (TARGET_NPS400): Define.
4497 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
4499 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
4501 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
4503 (arc_cpu_types): Fill the arch_info field with a pointer into the
4504 arc_arch_types table.
4505 (arc_selected_cpu): Declare.
4506 * config/arc/arc.c (arc_selected_cpu): Make global.
4507 (arc_selected_arch): Delete.
4508 (arc_base_cpu): Delete.
4509 (arc_override_options): Remove references to deleted variables,
4510 update access to arch information.
4511 (ARC_OPT): Update access to arch information.
4512 (ARC_OPTX): Likewise.
4513 * config/arc/arc.h (arc_base_cpu): Remove declaration.
4514 (TARGET_ARC600): Update access to arch information.
4515 (TARGET_ARC601): Likewise.
4516 (TARGET_ARC700): Likewise.
4517 (TARGET_EM): Likewise.
4518 (TARGET_HS): Likewise.
4519 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
4522 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
4525 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
4526 condition/operands for integer GE/LE/GEU/LEU operations.
4528 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
4530 PR translation/79397
4531 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
4534 2017-02-08 Martin Jambor <mjambor@suse.cz>
4537 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
4538 whether allocation happened.
4539 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
4540 nothing was allocated.
4542 2017-02-08 Jakub Jelinek <jakub@redhat.com>
4544 PR tree-optimization/79408
4545 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
4546 constant, but SSA_NAME with a known integer range, use the minimum
4547 of that range instead of op1 to determine if modulo can be replaced
4548 with its first operand.
4550 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4552 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
4554 2017-02-08 Richard Biener <rguenther@suse.de>
4556 PR tree-optimization/71824
4557 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4558 Check all loops contained in the merged region.
4560 2017-02-07 Andrew Pinski <apinski@cavium.com>
4562 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
4564 2017-02-07 Andrew Pinski <apinski@cavium.com>
4566 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
4567 (thunderxt88): Likewise.
4568 (thunderxt81): Disable LSE and change v8.1 to v8.
4569 (thunderxt83): Likewise.
4571 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4572 Richard Biener <rguenther@suse.de>
4575 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
4576 type from int to size_t.
4577 * ira-costs.c (struct_costs_size): Change type from int to size_t.
4579 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4581 PR rtl-optimization/79386
4582 * cprop.c (bypass_conditional_jumps): Initialize
4583 bypass_last_basic_block already before splitting bbs after
4584 unconditional traps...
4585 (bypass_conditional_jumps): ... rather than here.
4588 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
4589 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
4590 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
4591 fix -masm=intel patterns.
4593 2017-02-07 Richard Biener <rguenther@suse.de>
4595 PR tree-optimization/79256
4597 * builtins.c (get_object_alignment_2): Use min_align_of_type
4598 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
4599 and ADJUST_FIELD_ALIGN.
4601 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
4603 * doc/tm.texi: Regenerate.
4604 * stor-layout.c (layout_decl): Adjust.
4605 (update_alignment_for_field): Likewise.
4606 (place_field): Likewise.
4607 (min_align_of_type): Likewise.
4608 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
4609 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
4610 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
4611 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
4612 * config/frv/frv.c (frv_adjust_field_align): Likewise.
4613 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
4614 * config/i386/i386.c (x86_field_alignment): Likewise.
4615 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4616 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
4617 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
4618 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4619 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
4620 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
4624 2017-01-30 Richard Biener <rguenther@suse.de>
4626 PR tree-optimization/79256
4627 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4628 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4631 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
4633 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
4634 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
4635 builtins to SImode and emit a zero-extend, if necessary.
4637 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4639 * docs/invoke.texi (RISC-V Options): Alphabetize.
4641 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4643 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
4646 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4648 * config/riscv/riscv.c: New file.
4649 * gcc/common/config/riscv/riscv-common.c: Likewise.
4650 * config.gcc: Likewise.
4651 * config/riscv/constraints.md: Likewise.
4652 * config/riscv/elf.h: Likewise.
4653 * config/riscv/generic.md: Likewise.
4654 * config/riscv/linux.h: Likewise.
4655 * config/riscv/multilib-generator: Likewise.
4656 * config/riscv/peephole.md: Likewise.
4657 * config/riscv/pic.md: Likewise.
4658 * config/riscv/predicates.md: Likewise.
4659 * config/riscv/riscv-builtins.c: Likewise.
4660 * config/riscv/riscv-c.c: Likewise.
4661 * config/riscv/riscv-ftypes.def: Likewise.
4662 * config/riscv/riscv-modes.def: Likewise.
4663 * config/riscv/riscv-opts.h: Likewise.
4664 * config/riscv/riscv-protos.h: Likewise.
4665 * config/riscv/riscv.h: Likewise.
4666 * config/riscv/riscv.md: Likewise.
4667 * config/riscv/riscv.opt: Likewise.
4668 * config/riscv/sync.md: Likewise.
4669 * config/riscv/t-elf-multilib: Likewise.
4670 * config/riscv/t-linux: Likewise.
4671 * config/riscv/t-linux-multilib: Likewise.
4672 * config/riscv/t-riscv: Likewise.
4673 * configure.ac: Likewise.
4674 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
4675 Waterman as RISC-V maintainers.
4676 * doc/install.texi: Add RISC-V entries.
4677 * doc/invoke.texi: Add RISC-V options section.
4678 * doc/md.texi: Add RISC-V constraints section.
4679 * configure: Regenerated.
4681 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4684 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
4685 false values to be constant vectors with all 0 or all 1 bits set.
4686 (vcondu<mode><mode>): Likewise.
4687 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
4689 (fpmask_comparison_operator): Update comment.
4690 (vecint_comparison_operator): New predicate.
4691 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
4692 vector conditionals when the true and false values are constant
4693 vectors with all 0 bits or all 1 bits set.
4695 2017-02-06 Martin Sebor <msebor@redhat.com>
4697 PR tree-optimization/79376
4698 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
4700 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
4702 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
4703 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
4704 to simplify split condition.
4706 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4708 * omp-expand.c (oxpand_omp_atomic_fetch_op,
4709 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
4712 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
4714 PR rtl-optimization/68664
4715 * target.def (can_speculate_insn): New hook.
4716 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
4717 * doc/tm.texi: Regenerate.
4718 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
4719 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
4720 (rs6000_sched_can_speculate_insn): New function.
4722 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/79284
4725 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
4726 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
4727 vectorizable_mask_load_store, vectorizable_operation,
4728 vect_is_simple_cond, get_same_sized_vectype): Use it instead
4729 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
4730 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
4731 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
4732 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
4733 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4734 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
4735 is_gimple_assign (stmt). Replace another such test with
4736 is_gimple_assign (stmt).
4738 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4741 * config/avr/avr.c (rtl-iter.h): Include it.
4742 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
4743 (avr_legitimate_combined_insn): ...and implementation.
4745 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
4747 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
4748 * config/s390/s390.c (s390_const_operand_ok)
4749 (s390_canonicalize_comparison, s390_extract_part)
4750 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
4751 (s390_contiguous_bitmask_p, s390_rtx_costs)
4752 (legitimize_pic_address): Likewise.
4753 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
4754 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
4755 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
4756 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
4757 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
4759 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4761 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
4762 REGNO($0) == REGNO($1).
4764 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4766 * config/s390/linux.h(SIZE_TYPE): Add comment.
4768 2017-02-06 Julian Brown <julian@codesourcery.com>
4769 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4770 Virendra Pathak <virendra.pathak@broadcom.com>
4772 * config/aarch64/aarch64-cores.def: Change the scheduler
4774 * config/aarch64/aarch64.md: Include thunderx2t99.md.
4775 * config/aarch64/thunderx2t99.md: New file.
4777 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4779 * doc/standards.texi (Go Language): Update link to language
4782 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4784 * tree-eh.c (lower_resx): Sanitize profile.
4785 (cleanup_empty_eh_move_lp): Likewise.
4787 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4790 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
4792 * cfgloopmanip.h (loop_version): Update prototype.
4793 * modulo-sched.c (sms_schedule): Update call of loop_version.
4794 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
4795 * tree-parloops.c (gen_parallel_loop): Likewise.
4796 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4797 * tree-ssa-loop-split.c (split_loop): Likewise.
4798 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
4799 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
4801 2017-02-05 Martin Liska <mliska@suse.cz>
4804 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
4806 (print_operand_address): Initialize a struct to zero.
4808 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4810 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
4811 garbage collector only in textual form.
4813 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4815 * doc/extend.texi (x86 specific memory model extensions for
4816 transactional memory): Simplify a phrase.
4818 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
4821 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
4822 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
4823 (atomic_storedi_1): Likewise.
4825 2017-02-04 Jakub Jelinek <jakub@redhat.com>
4827 PR tree-optimization/79338
4828 * tree-parloops.c (gather_scalar_reductions): Don't call
4829 vect_analyze_loop_form for loop->inner before destroying loop's
4832 2017-02-03 Martin Sebor <msebor@redhat.com>
4834 PR tree-optimization/79327
4835 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
4836 when precision has resulted in leading zeros.
4837 (format_integer): Adjust the likely counter to assume an unknown
4838 argument that may be zero is non-zero.
4840 2017-02-03 Jason Merrill <jason@redhat.com>
4843 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
4844 avoid copying non-taken branch.
4846 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4848 PR tree-optimization/79340
4849 * tree-vect-loop.c (vectorizable_reduction): Release
4850 vec_defs elements after safe_splicing them into other vectors.
4853 PR tree-optimization/79327
4854 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
4855 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
4857 (format_integer): Use wide_int_to_tree instead of build_int_cst
4858 + to_?hwi. If argmin is NULL, just set argmin and argmax to
4859 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
4860 of shortest and longest sequence.
4862 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4865 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
4867 2017-02-03 Walter Lee <walt@tilera.com>
4870 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
4871 after initial stackframe link reg save.
4872 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
4874 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4877 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
4878 wu for stxssp alternative.
4880 2017-02-03 Martin Sebor <msebor@redhat.com>
4882 PR tree-optimization/79352
4883 * gimple-fold.c (get_range_strlen): Add argument.
4884 (get_range_strlen): Change return type to bool.
4885 (get_maxval_strlen): Pass in a dummy argument.
4886 * gimple-fold.h (get_range_strlen): Change return type to bool.
4887 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
4888 * tree.h (array_at_struct_end_p): Add argument.
4889 * tree.c (array_at_struct_end_p): Handle it.
4891 2017-02-03 Martin Liska <mliska@suse.cz>
4894 * multiple_target.c (create_dispatcher_calls): Redirect edge
4895 from a caller of a dispatcher.
4896 (expand_target_clones): Make the clones local.
4897 (ipa_target_clone): Do both target clones and resolvers.
4898 (ipa_dispatcher_calls): Remove the pass.
4899 (pass_dispatcher_calls::gate): Likewise.
4900 (make_pass_dispatcher_calls): Likewise.
4901 * passes.def (pass_target_clone): Put as very first IPA early
4904 2017-02-03 Martin Liska <mliska@suse.cz>
4906 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
4907 in case of a function with ifunc attribute.
4909 2017-02-03 Martin Liska <mliska@suse.cz>
4911 * cgraph.c (cgraph_node::dump): Dump function version info.
4912 * symtab.c (symtab_node::dump_base): Add missing new line.
4914 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4916 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
4917 (ifcombine_ifandif): Use it.
4919 2017-02-03 Martin Liska <mliska@suse.cz>
4921 * doc/invoke.texi: Document default value for
4922 use-after-scope-direct-emission-threshold.
4924 2017-02-03 Martin Liska <mliska@suse.cz>
4926 PR tree-optimization/79339
4927 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
4928 (format_floating): Likewise.
4930 2017-02-03 Martin Liska <mliska@suse.cz>
4933 * ipa-prop.c (ipa_node_params_t::insert): Remove current
4935 (ipa_node_params_t::remove): Likewise.
4936 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
4937 initialization from removed ipa_node_params_t::insert.
4938 (ipa_node_params::~ipa_node_params): Move from removed
4939 ipa_node_params_t::release.
4940 * symbol-summary.h (symbol_summary::m_released): New member.
4941 Do not release a summary twice. Do not allow to call finalizer
4942 for types of a summary that live in GGC memory.
4944 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4946 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
4949 2017-02-02 Martin Sebor <msebor@redhat.com>
4952 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
4953 (format_string): Tighten up the range of output for non-constant
4954 strings and correct the expected range for wide non-constant strings.
4956 2017-02-02 Martin Sebor <msebor@redhat.com>
4958 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
4961 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
4963 (-fdump-tree-@var): Add to index and document how to come up
4964 with pass-specific option and dump file names.
4965 (-fdump-passes): Clarify where to look for output.
4967 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4970 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
4971 statistics of the analyzed path; allow threading for speed when
4972 any of BBs along the path are optimized for speed.
4974 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
4977 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
4978 settings of the virtual registers.
4981 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4983 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4984 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4987 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4989 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
4990 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
4992 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4994 * config/s390/s390.md: Add missing comments with the expanded
4996 * config/s390/vector.md: Likewise.
4997 * config/s390/vx-builtins.md: Likewise.
4999 2017-02-02 Jakub Jelinek <jakub@redhat.com>
5002 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5003 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
5004 conditions on a single line.
5006 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5008 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5009 __S390_VX__ to __VX__.
5011 2017-02-01 Andrew Pinski <apinski@cavium.com>
5013 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5014 stmt_info to record_stmt_cost.
5015 (vect_get_known_peeling_cost): Pass stmt_info if known to
5017 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5018 cpu_vector_cost field into
5019 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
5020 field into vec_int_stmt_cost and vec_fp_stmt_cost.
5021 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5022 splitting of scalar_stmt_cost and vec_stmt_cost.
5023 (thunderx_vector_cost): Likewise.
5024 (cortexa57_vector_cost): LIkewise.
5025 (exynosm1_vector_cost): Likewise.
5026 (xgene1_vector_cost): Likewise.
5027 (thunderx2t99_vector_cost): Improve after the splitting of the two
5029 (aarch64_builtin_vectorization_cost): Update for the splitting of
5030 scalar_stmt_cost and vec_stmt_cost.
5032 2017-02-01 Torvald Riegel <triegel@redhat.com>
5033 Richard Henderson <rth@redhat.com>
5035 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5036 conditional on existance of a fast atomic load.
5037 * optabs-query.c (can_atomic_load_p): New function.
5038 * optabs-query.h (can_atomic_load_p): Declare it.
5039 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5040 no fast atomic load is available for the particular size of access.
5041 (expand_atomic_compare_and_swap): Likewise.
5042 (expand_atomic_load): Likewise.
5043 (expand_atomic_store): Likewise.
5044 (expand_atomic_fetch_op): Likewise.
5045 * testsuite/lib/target-supports.exp
5046 (check_effective_target_sync_int_128): Remove x86 because it provides
5047 no fast atomic load.
5048 (check_effective_target_sync_int_128_runtime): Likewise.
5050 2017-02-01 Richard Biener <rguenther@suse.de>
5052 * graphite.c: Include tree-vectorizer.h for find_loop_location.
5053 (graphite_transform_loops): Provide opt-info for optimized nests.
5054 * tree-parloop.c (parallelize_loops): Provide opt-info for
5057 2017-02-01 Richard Biener <rguenther@suse.de>
5060 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5063 2017-02-01 Richard Biener <rguenther@suse.de>
5065 PR tree-optimization/71824
5066 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5067 Verify the loops are valid in the merged SESE region.
5068 (scop_detection::can_represent_loop_1): Check analyzing the
5069 evolution of the number of iterations in the region succeeds.
5071 2017-01-31 Ian Lance Taylor <iant@golang.org>
5073 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5074 REG_ARGS_SIZE note to 32-bit push insns and call insn.
5076 2017-01-31 David Malcolm <dmalcolm@redhat.com>
5078 PR preprocessor/79210
5079 * input.c (get_substring_ranges_for_loc): Replace line_width
5080 assertion with error-handling.
5082 2017-01-31 Richard Biener <rguenther@suse.de>
5084 PR tree-optimization/77318
5085 * graphite-sese-to-poly.c (extract_affine): Fix assert.
5086 (create_pw_aff_from_tree): Take loop parameter.
5087 (add_condition_to_pbb): Pass loop of the condition to
5088 create_pw_aff_from_tree.
5090 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5092 * config/s390/s390.c (s390_asan_shadow_offset): New function.
5093 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5095 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5099 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5101 (convert_int_to_float128): Likewise.
5102 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5103 (convert_int_to_float128): Likewise.
5104 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5105 (UNSPEC_IEEE128_CONVERT): Likewise.
5106 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5107 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5108 Use local variables for IBM extended format.
5109 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5110 (fix_trunc<mode>si2_fprs): Likewise.
5111 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5112 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5113 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5114 to know that we can now have integers of all sizes in vector
5116 (fix<uns>_<mode>di2_hw): Likewise.
5117 (float<uns>_<mode>si2_hw): Likewise.
5118 (fix_<mode>si2_hw): Likewise.
5119 (fixuns_<mode>si2_hw): Likewise.
5120 (float<uns>_<mode>di2_hw): Likewise.
5121 (float_<mode>di2_hw): Likewise.
5122 (float_<mode>si2_hw): Likewise.
5123 (floatuns_<mode>di2_hw): Likewise.
5124 (floatuns_<mode>si2_hw): Likewise.
5125 (xscvqp<su>wz_<mode>): Delete, no longer used.
5126 (xscvqp<su>dz_<mode>): Likewise.
5127 (xscv<su>dqp_<mode>): Likewise.
5128 (ieee128_mfvsrd_64bit): Likewise.
5129 (ieee128_mfvsrd_32bit): Likewise.
5130 (ieee128_mfvsrwz): Likewise.
5131 (ieee128_mtvsrw): Likewise.
5132 (ieee128_mtvsrd_64bit): Likewise.
5133 (ieee128_mtvsrd_32bit): Likewise.
5135 2017-01-31 Martin Liska <mliska@suse.cz>
5138 * ipa-prop.c (ipa_free_all_node_params): Call release method
5139 instead of ~sumbol_summary to not to trigger double times
5142 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
5144 PR tree-optimization/71691
5145 * bitmap.h (class auto_bitmap): New.
5146 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5147 is_maybe_undefined instead of ssa_undefined_value_p.
5149 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5151 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5152 __S390_ARCH_LEVEL__ to __ARCH__.
5154 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5156 PR tree-optimization/79267
5157 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5158 if should_remove_lhs_p is true.
5160 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
5163 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5164 (add_alignment_attribute): New.
5165 (base_type_die): Add alignment attribute.
5166 (subrange_type_die): Likewise.
5167 (modified_type_die): Likewise.
5168 (gen_array_type_die): Likewise.
5169 (gen_descr_array_type_die: Likewise.
5170 (gen_enumeration_type_die): Likewise.
5171 (gen_subprogram_die): Likewise.
5172 (gen_variable_die): Likewise.
5173 (gen_field_die): Likewise.
5174 (gen_ptr_to_mbr_type_die): Likewise.
5175 (gen_struct_or_union_type_die): Likewise.
5176 (gen_subroutine_type_die): Likewise.
5177 (gen_typedef_die): Likewise.
5178 (base_type_cmp): Compare alignment attribute.
5180 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5183 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5184 (setb_unsigned) New pattern for setb with CCUNS.
5185 * config/rs6000/rs6000.c (expand_block_compare): Use a different
5186 subfc./subfe sequence to avoid overflow problems. Generate a
5187 shorter sequence with cmpld/setb for power9.
5188 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5189 for generating subfc. instruction.
5190 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5191 now uses this instruction.
5193 2017-01-30 Ian Lance Taylor <iant@google.com>
5196 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5197 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5199 2017-01-30 Martin Sebor <msebor@redhat.com>
5201 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5202 Move constant to the right of a relational operator.
5203 (get_mpfr_format_length, format_character, format_string): Ditto.
5204 (should_warn_p, maybe_warn): Same.
5206 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5208 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5211 * asan.c (get_translation_unit_decl): Remove function.
5212 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5214 2017-01-30 Martin Liska <mliska@suse.cz>
5216 PR gcov-profile/79259
5217 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5220 2017-01-30 Martin Liska <mliska@suse.cz>
5223 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5224 Initialize variables with NULL value.
5226 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
5229 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5231 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5233 2017-01-30 Richard Biener <rguenther@suse.de>
5235 PR tree-optimization/79276
5236 * tree-vrp.c (process_assert_insertions): Properly adjust common
5237 when removing a duplicate.
5239 * gcc.dg/torture/pr79276.c: New testcase.
5241 2017-01-30 Richard Biener <rguenther@suse.de>
5243 PR tree-optimization/79256
5244 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5245 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5247 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5249 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
5252 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5253 ("*r<noxa>sbg_<mode>_sll_bitmask")
5254 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5255 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5256 Use contiguous_bitmask_nowrap_operand.
5258 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5261 * config/rs6000/altivec.h (vec_xl): Revise #define.
5262 (vec_xst): Likewise.
5264 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
5266 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5268 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
5270 PR rtl-optimization/79194
5271 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5272 traps before call to bypass_conditional_jumps.
5274 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5276 PR tree-optimization/71374
5277 * lra-constraints.c (check_conflict_input_operands): New.
5278 (match_reload): Use it.
5280 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5283 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5284 account to calculate conflict_set.
5286 2017-01-27 Bin Cheng <bin.cheng@arm.com>
5288 PR rtl-optimization/78559
5289 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5290 other_insn in combine.
5292 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5294 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
5295 uint16_type_node for BT_UINT16.
5297 2017-01-27 David Malcolm <dmalcolm@redhat.com>
5299 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5300 "RTL Tests" to menu.
5301 (GIMPLE Tests): New node.
5302 (RTL Tests): New node.
5304 2017-01-27 Richard Biener <rguenther@suse.de>
5306 PR tree-optimization/79245
5307 * tree-loop-distribution.c (distribute_loop): Apply cost
5308 modeling also to detected patterns.
5310 2017-01-27 Richard Biener <rguenther@suse.de>
5312 PR tree-optimization/71433
5313 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
5314 (compare_assert_loc): New function.
5315 (process_assert_insertions): Sort and optimize assert locations
5316 to remove duplicates and push down identical assertions on
5317 edges to their destination block.
5319 2017-01-27 Richard Biener <rguenther@suse.de>
5321 PR tree-optimization/79244
5322 * tree-vrp.c (remove_range_assertions): Forcefully propagate
5323 out SSA names even if abnormal.
5325 2017-01-27 Jakub Jelinek <jakub@redhat.com>
5327 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
5328 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
5329 instead of MPFR_RNDN.
5331 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
5334 * arm.c (arm_option_override): Don't call build_target_option_node
5335 until after doing all option overrides.
5336 (arm_valid_target_attribute_tree): Likewise.
5338 2017-01-27 Martin Liska <mliska@suse.cz>
5340 * doc/invoke.texi (-fprofile-arcs): Document profiling support
5341 for {cd}tors and C++ {cd}tors.
5343 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5345 * config/s390/s390.md ("*setmem_long_and")
5346 ("*setmem_long_and_31z"): Use zero_extend instead of and.
5348 2017-01-26 Martin Sebor <msebor@redhat.com>
5350 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
5353 2017-01-26 Martin Sebor <msebor@redhat.com>
5355 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
5356 HAVE_DFmode before using XFmode or DFmode.
5357 (parse_directive): Avoid using the z length modifier to avoid
5358 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
5361 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
5362 to accept adjustment as an array.
5363 (get_int_range): New function.
5364 (struct directive): Make width and prec arrays.
5365 (directive::set_width, directive::set_precision): Call get_int_range.
5366 (format_integer, format_floating): Handle width and precision ranges.
5367 (format_string, parse_directive): Same.
5369 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5372 * dwarf2out.c (generate_skeleton_bottom_up): For children with
5373 comdat_type_p set, just clone them, but keep the children in the
5377 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
5378 which have direct callers with -fvar-tracking-assignments enabled
5380 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
5381 inside of type units.
5383 2017-01-26 Martin Sebor <msebor@redhat.com>
5386 * gimple-ssa-sprintf.c (struct result_range): Add likely and
5388 (struct format_result): Replace number_chars, number_chars_min,
5389 and number_chars_max with a single member of struct result_range.
5391 (format_result::operator+=): Adjust.
5392 (struct fmtresult): Remove bounded. Handle likely and unlikely
5394 (fmtresult::adjust_for_width_or_precision): New function.
5395 (fmtresult:type_max_digits): New function.
5396 (bytes_remaining): Handle likely and unlikely counters.
5397 (min_bytes_remaining): Remove.
5398 (format_percent): Simplify.
5399 (format_integer, format_floating): Set likely and unlikely counters.
5400 (get_string_length, format_character, format_string): Same.
5401 (format_plain, should_warn_p): New function.
5402 (maybe_warn): Call should_warn_p. Update diagnostic messages
5403 and handle those for all directives, including plain strings.
5404 (format_directive): Handle likely and unlikely counters.
5405 Remove unnecessary quoting from diagnostics. Add an informational
5407 (add_bytes): Remove.
5408 (pass_sprintf_length::compute_format_length): Simplify.
5409 (try_substitute_return_value): Handle likely and unlikely counters.
5411 2017-01-26 Carl Love <cel@us.ibm.com>
5413 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
5414 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
5416 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
5419 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
5420 endianess for subregs into account.
5421 * lra-constraints.c (lra_constraints): Do risky transformations
5422 always on the first iteration.
5423 * lra-lives.c (check_pseudos_live_through_calls): Add arg
5424 last_call_used_reg_set.
5425 (process_bb_lives): Define and use last_call_used_reg_set.
5426 * lra.c (lra): Always continue after lra_constraints on the first
5429 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
5431 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
5433 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
5435 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5437 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
5438 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
5439 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
5440 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
5441 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
5442 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
5443 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
5444 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
5445 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
5447 2017-01-26 Marek Polacek <polacek@redhat.com>
5450 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
5451 for the third operand.
5453 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5456 * omp-low.c (struct omp_context): Add simt_stmt field.
5457 (scan_omp_for): Return omp_context *.
5458 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
5459 context to the _simt_ SIMD stmt.
5460 (lower_omp_for): For combined SIMD with sibling _simt_
5461 SIMD, make sure to use the same decls in _looptemp_
5462 clauses as in the sibling.
5464 2017-01-26 David Sherwood <david.sherwood@arm.com>
5467 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
5470 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5473 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
5474 emit fld b; fld a; if possible.
5476 * brig-builtins.def: Update copyright years.
5477 * config/arm/arm_acle_builtins.def: Update copyright years.
5479 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5482 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
5483 constraint instead of o for the stxsd instruction.
5485 2017-01-25 Carl Love <cel@us.ibm.com>
5487 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
5488 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
5490 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
5492 * doc/invoke.texi (C++ Dialect Options): Fix typo.
5494 2017-01-25 Richard Biener <rguenther@suse.de>
5496 PR tree-optimization/69264
5497 * target.def (vector_alignment_reachable): Improve documentation.
5498 * doc/tm.texi: Regenerate.
5499 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
5501 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
5502 earlier changes with respect to TYPE_USER_ALIGN.
5503 (vector_alignment_reachable_p): Likewise. Improve dumping.
5505 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5508 * config/arm/arm.md (xordi3): Force constant operand into a register
5511 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5513 * doc/invoke.texi (-fstore-merging): Correct default optimization
5514 levels at which it is enabled.
5515 (-O): Move -fstore-merging from list to...
5518 2017-01-25 Richard Biener <rguenther@suse.de>
5521 * omp-expand.c: Include debug.h.
5522 (expand_omp_taskreg): Make sure to generate early debug before
5523 outlining anything from a function.
5524 (expand_omp_target): Likewise.
5525 (grid_expand_target_grid_body): Likewise.
5527 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
5530 * asan.c (get_translation_unit_decl): New function.
5531 (asan_add_global): Extract modules file name from globals
5532 TRANSLATION_UNIT_DECL name.
5534 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
5537 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
5538 for long calls with APCS frame and VFP.
5540 2017-01-24 David Malcolm <dmalcolm@redhat.com>
5542 * cfg.c (original_copy_tables_initialized_p): New function.
5543 * cfg.h (original_copy_tables_initialized_p): New decl.
5544 * cfgrtl.c (relink_block_chain): Guard the call to
5545 free_original_copy_tables with a call to
5546 original_copy_tables_initialized_p.
5547 * cgraph.h (symtab_node::native_rtl_p): New decl.
5548 * cgraphunit.c (symtab_node::native_rtl_p): New function.
5549 (symtab_node::needed_p): Don't assert for early assembly output
5550 for __RTL functions.
5551 (cgraph_node::finalize_function): Set "force_output" for __RTL
5553 (cgraph_node::analyze): Bail out early for __RTL functions.
5554 (analyze_functions): Update assertion to support __RTL functions.
5555 (cgraph_node::expand): Bail out early for __RTL functions.
5556 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
5558 * function.h (struct function): Update comment for field
5560 * gimple-expr.c: Include "tree-pass.h".
5561 (gimple_has_body_p): Return false for __RTL functions.
5562 * Makefile.in (OBJS): Add run-rtl-passes.o.
5563 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
5565 (gcc::pass_manager::get_clean_slate): New accessor.
5566 * passes.c: Include "insn-addr.h".
5567 (should_skip_pass_p): Add logging. Update logic for running
5568 "expand" to be compatible with both __GIMPLE and __RTL. Guard
5569 property-provider override so it is only done for gimple passes.
5571 (skip_pass): New function.
5572 (execute_one_pass): Call skip_pass when skipping passes.
5573 * read-md.c (md_reader::read_char): Support filtering
5574 the input to a subset of line numbers.
5575 (md_reader::md_reader): Initialize fields
5576 m_first_line and m_last_line.
5577 (md_reader::read_file_fragment): New function.
5578 * read-md.h (md_reader::read_file_fragment): New decl.
5579 (md_reader::m_first_line): New field.
5580 (md_reader::m_last_line): New field.
5581 * read-rtl-function.c (function_reader::create_function): Only
5582 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
5583 curr_properties. Set DECL_INITIAL to a dummy block.
5584 (read_rtl_function_body_from_file_range): New function.
5585 * read-rtl-function.h (read_rtl_function_body_from_file_range):
5587 * run-rtl-passes.c: New file.
5588 * run-rtl-passes.h: New file.
5590 2017-01-24 Jeff Law <law@redhat.com>
5592 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
5595 2017-01-24 Bin Cheng <bin.cheng@arm.com>
5597 PR tree-optimization/79159
5598 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
5599 (record_nonwrapping_iv): Improve boundary using above function if no
5600 value range information.
5602 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
5603 Martin Jambor <mjambor@suse.cz>
5605 * brig-builtins.def: New file.
5606 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
5607 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
5608 (DEF_HSAIL_SAT_BUILTIN): Likewise.
5609 (DEF_HSAIL_INTR_BUILTIN): Likewise.
5610 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
5611 * builtin-types.def (BT_INT8): New.
5612 (BT_INT16): Likewise.
5613 (BT_UINT8): Likewise.
5614 (BT_UINT16): Likewise.
5615 (BT_FN_ULONG): Likewise.
5616 (BT_FN_UINT_INT): Likewise.
5617 (BT_FN_UINT_ULONG): Likewise.
5618 (BT_FN_UINT_LONG): Likewise.
5619 (BT_FN_UINT_PTR): Likewise.
5620 (BT_FN_ULONG_PTR): Likewise.
5621 (BT_FN_INT8_FLOAT): Likewise.
5622 (BT_FN_INT16_FLOAT): Likewise.
5623 (BT_FN_UINT32_FLOAT): Likewise.
5624 (BT_FN_UINT16_FLOAT): Likewise.
5625 (BT_FN_UINT8_FLOAT): Likewise.
5626 (BT_FN_UINT64_FLOAT): Likewise.
5627 (BT_FN_UINT16_UINT32): Likewise.
5628 (BT_FN_UINT32_UINT16): Likewise.
5629 (BT_FN_UINT16_UINT16_UINT16): Likewise.
5630 (BT_FN_INT_PTR_INT): Likewise.
5631 (BT_FN_UINT_PTR_UINT): Likewise.
5632 (BT_FN_LONG_PTR_LONG): Likewise.
5633 (BT_FN_ULONG_PTR_ULONG): Likewise.
5634 (BT_FN_VOID_UINT64_UINT64): Likewise.
5635 (BT_FN_UINT8_UINT8_UINT8): Likewise.
5636 (BT_FN_INT8_INT8_INT8): Likewise.
5637 (BT_FN_INT16_INT16_INT16): Likewise.
5638 (BT_FN_INT_INT_INT): Likewise.
5639 (BT_FN_UINT_FLOAT_UINT): Likewise.
5640 (BT_FN_FLOAT_UINT_UINT): Likewise.
5641 (BT_FN_ULONG_UINT_UINT): Likewise.
5642 (BT_FN_ULONG_UINT_PTR): Likewise.
5643 (BT_FN_ULONG_ULONG_ULONG): Likewise.
5644 (BT_FN_UINT_UINT_UINT): Likewise.
5645 (BT_FN_VOID_UINT_PTR): Likewise.
5646 (BT_FN_UINT_UINT_PTR: Likewise.
5647 (BT_FN_UINT32_UINT64_PTR): Likewise.
5648 (BT_FN_INT_INT_UINT_UINT): Likewise.
5649 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
5650 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
5651 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
5652 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
5653 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
5654 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
5655 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
5656 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
5657 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
5658 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
5659 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
5660 * doc/frontends.texi: List BRIG FE.
5661 * doc/install.texi (Testing): Add BRIG tesring requirements.
5662 * doc/invoke.texi (Overall Options): Mention BRIG.
5663 * doc/standards.texi (Standards): Doucment BRIG HSA version.
5665 2017-01-24 Richard Biener <rguenther@suse.de>
5667 PR translation/79208
5668 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
5670 2017-01-24 Martin Jambor <mjambor@suse.cz>
5673 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
5674 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
5677 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
5680 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
5681 casts from signed to unsigned really don't have a range.
5683 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
5685 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
5686 GMP_RNDx for compatiblity.
5688 2017-01-24 Martin Liska <mliska@suse.cz>
5691 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
5692 that would prevent us to call alloca with -1 as argument.
5694 2017-01-24 Jakub Jelinek <jakub@redhat.com>
5696 * dwarf2out.c (output_compilation_unit_header, output_file_names):
5697 Avoid -Wformat-security warning.
5699 2017-01-23 Andrew Pinski <apinski@cavium.com>
5701 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
5704 2017-01-23 Martin Sebor <msebor@redhat.com>
5707 * gimple-ssa-sprintf.c (warn_level): New global.
5708 (format_integer): Use it here and throughout the rest of the file.
5709 Use the same switch to compute sign as base.
5710 (maybe_warn): New function.
5711 (format_directive): Factor out warnings into maybe_warn.
5712 Add debugging output. Use warn_level.
5713 (add_bytes): Use warn_level.
5714 (pass_sprintf_length::compute_format_length): Add debugging output.
5715 (try_substitute_return_value): Same.
5716 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
5719 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
5720 (struct fmtresult, format_integer, format_floating): Adjust.
5721 (fmtresult::fmtresult): Set max correctly in two argument ctor.
5722 (get_string_length, format_string,format_directive): Same.
5723 (pass_sprintf_length::compute_format_length): Same.
5724 (try_substitute_return_value): Simplify slightly.
5727 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
5728 (fmtresult::operator+=): Outlined.
5729 (struct fmtresult): Add ctors.
5730 (struct conversion_spec): Rename...
5731 (struct directive): ...to this. Add and remove data members.
5732 (directive::set_width, directive::set_precision): New functions.
5733 (format_percent): Use fmtresult ctor.
5734 (get_width_and_precision): Remove.
5735 (format_integer): Make naming changes. Avoid computing width and
5737 (format_floating): Same. Adjust indentation.
5738 (format_character, format_none): New functions.
5739 (format_string): Moved character handling to format_character.
5740 (format_directive): Remove arguments, change return type.
5741 (parse_directive): New function.
5742 (pass_sprintf_length::compute_format_length): Move directive
5743 parsing to parse_directive.
5745 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5747 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
5748 (assign_assembler_name_if_needed): ... this.
5749 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
5750 (assign_assembler_name_if_needed): ... this.
5751 (free_lang_data_in_cgraph): Adjust callers.
5752 * cgraphunit.c (cgraph_node::analyze): Likewise.
5753 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
5756 2017-01-23 Richard Biener <rguenther@suse.de>
5758 PR tree-optimization/79088
5759 PR tree-optimization/79188
5760 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
5761 resetting loop bounds after last path deletion. Reset loop
5762 bounds of the target loop, make code match the comments.
5763 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
5764 Make sure loops need no fixups.
5766 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5768 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
5769 exponent support with double type for first argument.
5770 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
5771 type returned by __builtin_vec_extract_sig,
5772 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
5773 functions from "vector int" to "vector unsigned int" or from
5774 "vector long long int" to "vector unsigned long long int".
5775 Changed type returned by __builtin_vec_extract_exp,
5776 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
5777 functions from "vector int" to "vector unsigned int" or from
5778 "vector long long int" to "vector unsigned long long int".
5779 Changed return type of __builtin_vec_test_data_class,
5780 __builtin_vec_test_data_class_sp, and
5781 __builtin_vec_test_data_class_dp from "vector int" to
5782 "vector bool int" or from "vector long long int" to "vector bool
5783 long long int" and changed second argument type from "unsigned
5784 int" to "int". Added new overloaded function forms "vector float
5785 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
5786 "vector float __builtin_vec_insert_exp_sp (vector float, vector
5787 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
5788 double, vector unsigned long long int)" and "vector double
5789 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
5790 long int)". Changed return type of
5791 __builtin_scalar_test_data_class and
5792 __builtin_scalar_test_data_class_sp and
5793 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
5794 int" and changed second argument from "unsigned int" to "int".
5795 Changed type returned by __builtin_scalar_test_neg,
5796 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
5797 from "int" to "bool int". Added new overloaded function form
5798 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
5799 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
5800 exponent double-precision with floating point first argument.
5801 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
5802 documentation of scalar_test_data_class, scalar_test_neg,
5803 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
5804 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
5805 vec_test_data_class built-in functions to reflect refinements in
5806 their type signatures.
5808 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
5810 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
5812 (aarch64_elf_asm_destructor): Likewise.
5814 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
5816 PR rtl-optimization/78634
5817 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
5818 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
5819 * ifcvt.c (noce_try_cmove): Add missing cost check.
5821 PR rtl-optimization/71724
5822 * combine.c (if_then_else_cond): Look for situations where it is
5823 beneficial to undo the work of one of the recursive calls.
5825 2017-01-23 Bin Cheng <bin.cheng@arm.com>
5827 PR tree-optimization/70754
5828 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
5829 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
5830 combined stmt before it if not NULL.
5831 (combine_chains): Process refs reversely and compute dominance point
5834 2017-01-23 Martin Liska <mliska@suse.cz>
5836 PR tree-optimization/79196
5837 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
5838 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
5840 (strlen_optimize_stmt): Call the renamed function.
5842 2017-01-23 Michael Matz <matz@suse.de>
5844 PR tree-optimization/78384
5845 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
5847 2017-01-23 Richard Biener <rguenther@suse.de>
5849 PR tree-optimization/79186
5850 * tree-vrp.c (register_new_assert_for): Make sure we've seen
5851 both incoming edges before moving an assert.
5853 2017-01-23 Martin Jambor <mjambor@suse.cz>
5855 * ipa-prop.c (load_from_param_1): Removed.
5856 (load_from_unmodified_param): Bits from load_from_param_1 put back
5858 (load_from_param): Removed.
5859 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
5860 with stmt. Reverted back to use of load_from_unmodified_param.
5862 2017-01-23 Martin Jambor <mjambor@suse.cz>
5865 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
5866 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
5867 field a pointer to garbage collected vector, mark lattices and
5868 ipcp_orig_node with GTY((skip)).
5869 (ipa_get_param_count): Adjust to descriptors being a pointer.
5870 (ipa_get_param): Likewise.
5871 (ipa_get_type): Likewise.
5872 (ipa_get_param_move_cost): Likewise.
5873 (ipa_set_param_used): Likewise.
5874 (ipa_get_controlled_uses): Likewise.
5875 (ipa_set_controlled_uses): Likewise.
5876 (ipa_is_param_used): Likewise.
5877 (ipa_node_params_t): Move into garbage collector. New methods insert
5879 (ipa_node_params_sum): Annotate wth GTY(()).
5880 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
5882 (ipa_load_from_parm_agg): Adjust declaration.
5883 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
5884 * ipa-profile.c (ipa_profile): Likewise.
5885 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
5886 (ipa_populate_param_decls): Make descriptors parameter garbage
5888 (ipa_dump_param): Adjust to descriptors being a pointer.
5889 (ipa_alloc_node_params): Likewise.
5890 (ipa_initialize_node_params): Likewise.
5891 (load_from_param_1): Make descriptors parameter garbage collected.
5892 (load_from_unmodified_param): Likewise.
5893 (load_from_param): Likewise.
5894 (ipa_load_from_parm_agg): Likewise.
5895 (ipa_node_params::~ipa_node_params): Removed.
5896 (ipa_free_all_node_params): Remove call to delete operator.
5897 (ipa_node_params_t::insert): New.
5898 (ipa_node_params_t::remove): Likewise.
5899 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
5900 copy known_csts and known_contexts vectors.
5901 (ipa_read_node_info): Adjust to descriptors being a pointer.
5902 (ipcp_modif_dom_walker): Make m_descriptors field garbage
5904 (ipcp_transform_function): Make descriptors variable garbage
5907 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
5909 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
5910 * config/i386/avx512dqintrin.h: Ditto.
5911 * config/i386/avx512fintrin.h: Ditto.
5912 * gcc/config/i386/i386.c: Handle new builtins.
5913 * config/i386/i386-builtin.def: Add new builtins.
5914 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
5915 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
5917 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5918 Martin Liska <mliska@suse.cz>
5920 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
5921 * asan.c (asan_expand_poison_ifn): Support stores and use
5922 appropriate ASAN report function.
5923 * internal-fn.c (expand_ASAN_POISON_USE): New function.
5924 * internal-fn.def (ASAN_POISON_USE): Declare.
5925 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
5926 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
5927 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
5928 ASAN_POISON calls w/o LHS.
5929 * tree-ssa.c (execute_update_addresses_taken): Create clobber
5930 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
5931 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
5932 * gimplify.c (asan_poison_variables): Add attribute
5933 use_after_scope_memory to variables that really needs to live
5935 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
5936 having the attribute.
5938 2017-01-23 Martin Liska <mliska@suse.cz>
5940 * asan.c (create_asan_shadow_var): New function.
5941 (asan_expand_poison_ifn): Likewise.
5942 * asan.h (asan_expand_poison_ifn): New declaration.
5943 * internal-fn.c (expand_ASAN_POISON): Likewise.
5944 * internal-fn.def (ASAN_POISON): New builtin.
5945 * sanopt.c (pass_sanopt::execute): Expand
5946 asan_expand_poison_ifn.
5947 * tree-inline.c (copy_decl_for_dup_finish): Make function
5949 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
5950 * tree-ssa.c (is_asan_mark_p): New function.
5951 (execute_update_addresses_taken): Rewrite local variables
5952 (identified just by use-after-scope as addressable) into SSA.
5954 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5956 * doc/install.texi (Specific): opensource.apple.com uses https
5957 now. Remove trailing slash.
5959 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5961 * README.Portability: Remove note on an Irix compatibility issue.
5963 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
5965 * gcov.c (INCLUDE_ALGORITHM): Define.
5966 (INCLUDE_VECTOR): Define.
5967 No longer include <vector> and <algorithm> directly.
5969 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
5971 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
5973 * doc/invoke.texi (Code Gen Options): Ditto.
5975 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
5978 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
5980 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
5982 rtl-optimization/79125
5983 * cprop.c (local_cprop_pass): Handle cases where we make an
5986 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
5990 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
5991 read from, for big endian.
5993 2017-01-20 Jiong Wang <jiong.wang@arm.com>
5995 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
5996 register pauth builtins for LP64 only.
5998 2017-01-20 Marek Polacek <polacek@redhat.com>
6001 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6004 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6006 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6008 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6009 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6010 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6012 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6015 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6016 in big-endian mode when they are not a single duplicated value.
6018 2017-01-20 Richard Biener <rguenther@suse.de>
6020 * BASE-VER: Bump to 7.0.1.
6022 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6024 * omp-low.c (omplow_simd_context): New struct. Use it...
6025 (lower_rec_simd_input_clauses): ...here and...
6026 (lower_rec_input_clauses): ...here to hold common data. Adjust all
6027 references to idx, lane, max_vf, is_simt.
6029 2017-01-20 Graham Markall <graham.markall@embecosm.com>
6031 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6034 2017-01-20 Martin Jambor <mjambor@suse.cz>
6036 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
6037 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
6039 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6040 (GTFILES): Rename hsa.c to hsa-common.c.
6041 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6042 * hsa-dump.c: Likewise.
6043 * hsa-gen.c: Likewise.
6044 * hsa-regalloc.c: Likewise.
6045 * ipa-hsa.c: Likewise.
6046 * omp-expand.c: Likewise.
6047 * omp-low.c: Likewise.
6048 * toplev.c: Likewise.
6050 2017-01-20 Marek Polacek <polacek@redhat.com>
6053 * doc/invoke.texi: Document -Wduplicated-branches.
6054 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6055 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6056 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6057 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
6058 return 0 only when not OEP_LEXICOGRAPHIC.
6059 (fold_build_cleanup_point_expr): Use the expression
6060 location when building CLEANUP_POINT_EXPR.
6061 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6062 * tree.c (add_expr): Handle error_mark_node.
6064 2017-01-20 Martin Liska <mliska@suse.cz>
6067 * tree-profile.c (init_ic_make_global_vars): Do not call
6069 (gimple_init_gcov_profiler): Likewise.
6071 2017-01-20 Martin Liska <mliska@suse.cz>
6074 * cgraph.h (maybe_create_reference): Remove argument and
6076 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6078 * ipa-cp.c (create_specialized_node): Likewise.
6079 * symtab.c (symtab_node::maybe_create_reference): Handle
6080 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6082 2017-01-20 Martin Liska <mliska@suse.cz>
6084 * read-rtl-function.c (function_reader::create_function): Use
6085 build_decl instread of build_decl_stat.
6087 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
6089 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6090 * config/i386/avx512dqintrin.h: Ditto.
6091 * config/i386/avx512fintrin.h: Ditto.
6092 * config/i386/i386-builtin-types.def: Add new types.
6093 * gcc/config/i386/i386.c: Handle new types.
6094 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6095 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6096 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6097 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6098 (__builtin_ia32_kshiftridi): New.
6099 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6101 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
6105 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6106 define to rs6000_init_stack_protect_guard.
6107 (rs6000_init_stack_protect_guard): New function.
6109 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6110 Yunqiang Su <yunqiang.su@imgtec.com>
6112 * config.gcc (supported_defaults): Add madd4.
6113 (with_madd4): Add validation.
6114 (all_defaults): Add madd4.
6115 * config/mips/mips.opt (mmadd4): New option.
6116 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6118 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6120 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6121 (ISA_HAS_FUSED_MADD4): Likewise.
6122 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6123 * gcc/doc/install.texi (--with-madd4): Document the new option.
6125 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6127 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6128 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6129 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6130 (aarch64_init_pauth_hint_builtins): New.
6131 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6132 (aarch64_expand_builtin): Expand new builtins.
6134 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6136 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6137 * combine-stack-adj.c (no_unhandled_cfa): Handle
6138 REG_CFA_TOGGLE_RA_MANGLE.
6139 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6140 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6141 info for return address signing.
6142 (aarch64_expand_epilogue): Likewise.
6144 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6146 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6147 * config/aarch64/aarch64-protos.h
6148 (aarch64_return_address_signing_enabled): New declaration.
6149 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6151 (aarch64_expand_prologue): Sign return address before it's pushed onto
6153 (aarch64_expand_epilogue): Authenticate return address fetched from
6155 (aarch64_override_options): Sanity check for ILP32 and ISA level.
6156 (aarch64_attributes): New function attributes for "sign-return-address".
6157 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6158 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6159 ("*do_return"): Generate combined instructions according to key index.
6160 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6161 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6163 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6164 * config/aarch64/aarch64.opt (msign-return-address=): New.
6165 * doc/extend.texi (AArch64 Function Attributes): Documents
6166 "sign-return-address=".
6167 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6169 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6171 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6172 overall option summary.
6174 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6176 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6177 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6178 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6179 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6181 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
6183 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6184 -mpower9-minmax by default for -mcpu=power9.
6185 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6186 128-bit floating point.
6188 2017-01-20 Alan Modra <amodra@gmail.com>
6190 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6191 optimizing for size.
6193 2017-01-20 Alan Modra <amodra@gmail.com>
6196 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6197 for strcmp and strncmp from corresponding builtin decl.
6199 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6201 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6202 instead of i386/rtems-64.h.
6203 * config/i386/rtems-64.h: Remove.
6205 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6209 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6213 2017-01-19 Tamar Christina <tamar.christina@arm.com>
6215 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6216 Change int to HOST_WIDE_INT.
6217 * config/aarch64/aarch64-protos.h
6218 (aarch64_simd_gen_const_vector_dup): Likewise.
6219 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6221 2017-01-19 David Malcolm <dmalcolm@redhat.com>
6223 * langhooks-def.h (lhd_type_for_size): New decl.
6224 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6225 * langhooks.c (lhd_type_for_size): New function, taken from
6228 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
6230 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6231 define_bypass for CR latency.
6232 (power9-cracked-alu): Update bypass latency and remove power9-branch.
6233 (power9-alu2): Add define_bypass for CR latency.
6235 (power9-mul): Update insn latency.
6236 (power9-mul-compare): Update insn latency, bypass latency and remove
6239 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6241 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6243 * config/aarch64/aarch64.md
6244 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6245 aarch64_nopcrelative_literal_loads.
6246 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6248 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
6250 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6252 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6254 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
6257 * config.gcc (supported_defaults): Add lxc1-sxc1.
6258 (with_lxc1_sxc1): Add validation.
6259 (all_defaults): Add lxc1-sxc1.
6260 * config/mips/mips.opt (mlxc1-sxc1): New option.
6261 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6263 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6264 __mips_no_lxc1_sxc1.
6265 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6266 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6267 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6269 2017-01-19 Richard Biener <rguenther@suse.de>
6271 PR tree-optimization/72488
6272 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6273 sure to restore SSA info.
6274 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6276 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
6278 PR rtl-optimization/79121
6279 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6280 of the inner type when shifting an extended value.
6282 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6285 * symtab.c (symtab_node::equal_address_to): Fix comparing of
6286 interposable aliases.
6288 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
6291 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6292 Use the evmergelohi instruction.
6293 (mov_si<mode>_e500_subreg4_2_le): Likewise.
6294 (mov_sitf_e500_subreg8_2_be): Likewise.
6295 (mov_sitf_e500_subreg12_2_le): Likewise.
6296 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6297 (mov_si<mode>_e500_subreg4_2_be): Likewise.
6298 (mov_sitf_e500_subreg8_2_le): Likewise.
6299 (mov_sitf_e500_subreg12_2_be): Likewise.
6301 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6303 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
6304 attribute from vecsimple to vecperm.
6305 (altivec_vbpermq2): Likewise.
6307 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6310 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
6312 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6313 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
6314 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
6315 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
6316 case where N arg is SIZE_MAX.
6317 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
6318 (cmpstrsi): Add pattern.
6320 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6322 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6323 __builtin_vec_revb builtins.
6324 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
6325 built-in functions to support generation of the ISA 3.0 XXBR<x>
6326 vector byte reverse instructions.
6327 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
6328 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
6329 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
6330 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
6331 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
6332 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
6333 (P9V_BUILTIN_VEC_REVB): Likewise.
6334 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
6335 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
6336 (p9_xxbrq_v16qi): Likewise.
6337 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
6338 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
6339 (p9_xxbrh_v8hi): Likewise.
6340 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
6341 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
6342 vec_revb built-in functions.
6344 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
6346 PR rtl-optimization/78952
6347 * config/i386/i386.md (any_extract): New code iterator.
6348 (*insvqi_2): Use any_extract for source operand.
6349 (*insvqi_3): Use any_shiftrt for source operand.
6351 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
6353 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
6355 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
6357 2017-01-18 Matthias Klose <doko@ubuntu.com>
6359 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
6361 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6363 * config/rs6000/altivec.h (vec_bperm): Change #define.
6364 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
6365 (altivec_vbpermq2): New define_insn.
6366 (altivec_vbpermd): Likewise.
6367 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
6369 (VBPERMD): Likewise.
6370 (VBPERM): New polymorphic function interface.
6371 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
6372 Add entries for P9V_BUILTIN_VEC_VBPERM.
6373 * doc/extend.texi: Add interfaces for vec_bperm.
6375 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6377 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
6378 first letter of error messages.
6379 (s390_resolve_overloaded_builtin): Likewise.
6380 * config/s390/s390.c (s390_expand_builtin): Likewise.
6381 (s390_invalid_arg_for_unprototyped_fn): Likewise.
6382 (s390_valid_target_attribute_inner_p): Likewise.
6383 * config/s390/s390.md ("tabort"): Likewise.
6385 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
6387 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
6388 (ISA_AVOID_DIV_HILO): New macro.
6389 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
6390 (ISA_HAS_DDIV): Likewise.
6392 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6394 * doc/invoke.texi (fabi-version): Correct number of occurrences.
6396 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6398 * doc/invoke.texi (fabi-version): Spelling fix.
6400 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6403 * doc/invoke.texi (fabi-version): Mention mangling fix for
6406 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6409 * doc/invoke.texi (fabi-version): Document discriminator mangling.
6411 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
6414 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
6415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
6417 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
6419 (stack_protect_test): Ditto.
6420 * config/rs6000/rs6000.opt (mstack-protector-guard=,
6421 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
6423 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
6424 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
6425 -mstack-protector-guard-offset=.
6426 (RS/6000 and PowerPC Options): Ditto.
6428 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/i386.h (MASK_CLASS_P): New define.
6431 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
6432 there are no registers from different register sets also when
6433 mask registers are used. Update function comment.
6434 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
6435 to (*k/*r) and (*k/*km) alternatives.
6437 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
6439 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
6440 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
6441 (EH_RETURN_HANDLER_RTX): New define.
6442 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
6443 Force frame pointer in EH return functions.
6444 (aarch64_expand_epilogue): Add barrier for eh_return.
6445 (aarch64_final_eh_return_addr): Remove.
6446 (aarch64_eh_return_handler_rtx): New function.
6447 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
6449 (aarch64_eh_return_handler_rtx): New prototype.
6451 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6453 * config/rs6000/altivec.h (vec_rlmi): New #define.
6454 (vec_vrlnm): Likewise.
6455 (vec_rlnm): Likewise.
6456 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
6457 (UNSPEC_VRLNM): Likewise.
6458 (VIlong): New mode iterator.
6459 (altivec_vrl<VI_char>mi): New define_insn.
6460 (altivec_vrl<VI_char>nm): Likewise.
6461 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
6464 (RLNM): New polymorphic function entry.
6465 (VRLWMI): New monomorphic function entry.
6467 (RLMI): New polymorphic function entry.
6468 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
6469 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
6470 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
6473 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6476 * dwarf2out.c (field_byte_offset): Restore the
6477 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
6478 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
6479 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
6482 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
6485 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
6487 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6490 * dwarf2out.c (add_data_member_location_attribute): For constant
6491 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
6492 instead of DW_AT_data_member_location, DW_AT_bit_offset and
6493 DW_AT_byte_size attributes.
6495 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
6497 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
6498 after forcing to constant memory when the code model is medium.
6500 2017-01-17 Julia Koval <julia.koval@intel.com>
6503 * config/i386/avx512fintrin.h
6504 (_mm512_i32gather_ps): Change __addr type to void const*.
6505 (_mm512_mask_i32gather_ps): Ditto.
6506 (_mm512_i32gather_pd): Ditto.
6507 (_mm512_mask_i32gather_pd): Ditto.
6508 (_mm512_i64gather_ps): Ditto.
6509 (_mm512_mask_i64gather_ps): Ditto.
6510 (_mm512_i64gather_pd): Ditto.
6511 (_mm512_mask_i64gather_pd): Ditto.
6512 (_mm512_i32gather_epi32): Ditto.
6513 (_mm512_mask_i32gather_epi32): Ditto.
6514 (_mm512_i32gather_epi64): Ditto.
6515 (_mm512_mask_i32gather_epi64): Ditto.
6516 (_mm512_i64gather_epi32): Ditto.
6517 (_mm512_mask_i64gather_epi32): Ditto.
6518 (_mm512_i64gather_epi64): Ditto.
6519 (_mm512_mask_i64gather_epi64): Ditto.
6520 (_mm512_i32scatter_ps): Change __addr type to void*.
6521 (_mm512_mask_i32scatter_ps): Ditto.
6522 (_mm512_i32scatter_pd): Ditto.
6523 (_mm512_mask_i32scatter_pd): Ditto.
6524 (_mm512_i64scatter_ps): Ditto.
6525 (_mm512_mask_i64scatter_ps): Ditto.
6526 (_mm512_i64scatter_pd): Ditto.
6527 (_mm512_mask_i64scatter_pd): Ditto.
6528 (_mm512_i32scatter_epi32): Ditto.
6529 (_mm512_mask_i32scatter_epi32): Ditto.
6530 (_mm512_i32scatter_epi64): Ditto.
6531 (_mm512_mask_i32scatter_epi64): Ditto.
6532 (_mm512_i64scatter_epi32): Ditto.
6533 (_mm512_mask_i64scatter_epi32): Ditto.
6534 (_mm512_i64scatter_epi64): Ditto.
6535 (_mm512_mask_i64scatter_epi64): Ditto.
6536 * config/i386/avx512pfintrin.h
6537 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
6538 (_mm512_mask_prefetch_i32gather_ps): Ditto.
6539 (_mm512_mask_prefetch_i64gather_pd): Ditto.
6540 (_mm512_mask_prefetch_i64gather_ps): Ditto.
6541 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
6542 (_mm512_prefetch_i32scatter_ps): Ditto.
6543 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
6544 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
6545 (_mm512_prefetch_i64scatter_pd): Ditto.
6546 (_mm512_prefetch_i64scatter_ps): Ditto.
6547 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
6548 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
6549 * config/i386/avx512vlintrin.h
6550 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
6551 (_mm_mmask_i32gather_ps): Ditto.
6552 (_mm256_mmask_i32gather_pd): Ditto.
6553 (_mm_mmask_i32gather_pd): Ditto.
6554 (_mm256_mmask_i64gather_ps): Ditto.
6555 (_mm_mmask_i64gather_ps): Ditto.
6556 (_mm256_mmask_i64gather_pd): Ditto.
6557 (_mm_mmask_i64gather_pd): Ditto.
6558 (_mm256_mmask_i32gather_epi32): Ditto.
6559 (_mm_mmask_i32gather_epi32): Ditto.
6560 (_mm256_mmask_i32gather_epi64): Ditto.
6561 (_mm_mmask_i32gather_epi64): Ditto.
6562 (_mm256_mmask_i64gather_epi32): Ditto.
6563 (_mm_mmask_i64gather_epi32): Ditto.
6564 (_mm256_mmask_i64gather_epi64): Ditto.
6565 (_mm_mmask_i64gather_epi64): Ditto.
6566 (_mm256_i32scatter_ps): Change __addr type to void*.
6567 (_mm256_mask_i32scatter_ps): Ditto.
6568 (_mm_i32scatter_ps): Ditto.
6569 (_mm_mask_i32scatter_ps): Ditto.
6570 (_mm256_i32scatter_pd): Ditto.
6571 (_mm256_mask_i32scatter_pd): Ditto.
6572 (_mm_i32scatter_pd): Ditto.
6573 (_mm_mask_i32scatter_pd): Ditto.
6574 (_mm256_i64scatter_ps): Ditto.
6575 (_mm256_mask_i64scatter_ps): Ditto.
6576 (_mm_i64scatter_ps): Ditto.
6577 (_mm_mask_i64scatter_ps): Ditto.
6578 (_mm256_i64scatter_pd): Ditto.
6579 (_mm256_mask_i64scatter_pd): Ditto.
6580 (_mm_i64scatter_pd): Ditto.
6581 (_mm_mask_i64scatter_pd): Ditto.
6582 (_mm256_i32scatter_epi32): Ditto.
6583 (_mm256_mask_i32scatter_epi32): Ditto.
6584 (_mm_i32scatter_epi32): Ditto.
6585 (_mm_mask_i32scatter_epi32): Ditto.
6586 (_mm256_i32scatter_epi64): Ditto.
6587 (_mm256_mask_i32scatter_epi64): Ditto.
6588 (_mm_i32scatter_epi64): Ditto.
6589 (_mm_mask_i32scatter_epi64): Ditto.
6590 (_mm256_i64scatter_epi32): Ditto.
6591 (_mm256_mask_i64scatter_epi32): Ditto.
6592 (_mm_i64scatter_epi32): Ditto.
6593 (_mm_mask_i64scatter_epi32): Ditto.
6594 (_mm256_i64scatter_epi64): Ditto.
6595 (_mm256_mask_i64scatter_epi64): Ditto.
6596 (_mm_i64scatter_epi64): Ditto.
6597 (_mm_mask_i64scatter_epi64): Ditto.
6598 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
6599 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
6600 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
6601 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
6602 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
6603 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
6604 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
6605 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
6606 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
6607 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
6608 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
6609 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
6610 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
6611 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
6612 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
6613 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
6614 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
6615 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
6616 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
6617 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
6618 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
6619 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
6620 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
6621 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
6622 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
6623 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
6624 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
6625 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
6626 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
6627 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
6628 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
6629 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
6630 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
6631 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
6632 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
6633 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
6634 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
6635 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
6636 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
6637 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
6638 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
6639 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
6640 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
6641 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
6642 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
6643 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
6644 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
6645 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
6646 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
6647 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
6648 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
6649 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
6650 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
6651 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
6652 definitions accordingly.
6654 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
6655 Kuan-Lin Chen <kuanlinchentw@gmail.com>
6658 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
6661 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
6664 * ira-conflicts.c (ira_build_conflicts): Update total conflict
6665 hard regs for inner regno.
6667 2017-01-17 Martin Liska <mliska@suse.cz>
6670 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
6671 assumption and add comment.
6673 2017-01-17 Nathan Sidwell <nathan@acm.org>
6675 * ipa-visibility.c (localize_node): New function, broken out of ...
6676 (function_and_variable_visibility): ... here. Call it.
6678 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6681 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
6682 correctly set frequency of oudgoing edge.
6683 (duplicate_thread_path): Fix profile updating.
6685 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6688 * configure.ac: Add GCC_BASE_VER.
6689 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
6690 version from BASE-VER file.
6691 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
6692 (gcc.o): Depend on $(BASEVER).
6693 * common.opt (dumpfullversion): New option.
6694 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
6695 * doc/invoke.texi: Document -dumpfullversion.
6696 * doc/install.texi: Document --with-gcc-major-version-only.
6697 * configure: Regenerated.
6699 2017-01-17 Richard Biener <rguenther@suse.de>
6701 PR tree-optimization/71433
6702 * tree-vrp.c (register_new_assert_for): Merge same asserts
6703 on all incoming edges.
6704 (process_assert_insertions_for): Handle insertions at the
6707 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
6709 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
6710 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
6712 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
6715 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
6718 2017-01-17 Alan Modra <amodra@gmail.com>
6721 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
6722 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
6723 symbolic stack limit when pic.
6725 2017-01-16 Martin Sebor <msebor@redhat.com>
6727 PR tree-optimization/78608
6728 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
6730 2017-01-16 Jeff Law <law@redhat.com>
6733 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
6734 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
6735 for several include directories that may be relative to sysroot.
6736 * config/i386/x-mingw32 (gplus_includedir): Define.
6737 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
6738 (native_system_includedir): Likewise.
6739 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
6740 override if TARGET_SYSTEM_ROOT is defined.
6741 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
6743 PR tree-optimization/79090
6744 PR tree-optimization/33562
6745 PR tree-optimization/61912
6746 PR tree-optimization/77485
6747 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
6748 and computed trims into the dump file.
6750 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
6754 2017-01-16 Jakub Jelinek <jakub@redhat.com>
6757 * gimplify.c (gimplify_init_constructor): If want_value and
6758 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
6762 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
6763 sequence. Formatting fixes.
6764 (doloop_optimize): Formatting fixes.
6767 * gcc.c (debug_level_greater_than_spec_func): New function.
6768 (static_spec_functions): Add debug-level-gt spec function.
6769 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
6771 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6772 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6773 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
6774 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
6775 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
6776 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
6778 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
6780 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
6781 QImode fixups to general and mask registers only.
6783 2017-01-16 Carl Love <cel@us.ibm.com>
6785 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
6786 for built-in functions
6787 vector signed char vec_nabs (vector signed char)
6788 vector signed short vec_nabs (vector signed short)
6789 vector signed int vec_nabs (vector signed int)
6790 vector signed long long vec_nabs (vector signed long long)
6791 vector float vec_nabs (vector float)
6792 vector double vec_nabs (vector double)
6793 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
6795 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
6796 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
6797 * doc/extend.texi: Update the documentation file for the new built-in
6800 2017-01-16 Martin Sebor <msebor@redhat.com>
6802 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
6805 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6807 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
6808 UNSPEC_VSX__XXSPLTD to require special splat handling.
6810 2017-01-16 David Malcolm <dmalcolm@redhat.com>
6813 * system.h: Poison strndup.
6815 2017-01-16 Alan Modra <amodra@gmail.com>
6818 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
6821 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
6823 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
6825 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
6827 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
6828 call recog here. Assert that INSN_CODE (insn) is non-negative.
6830 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6833 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
6835 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
6836 in the currently scheduled RTL fragment.
6838 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6840 PR rtl-optimization/78751
6841 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
6844 2017-01-14 Jeff Law <law@redhat.com>
6846 PR tree-optimization/79090
6847 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
6848 variable length stores.
6849 (compute_trims): Delete dead assignment to *trim_tail.
6850 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
6853 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
6855 PR rtl-optimization/78626
6856 PR rtl-optimization/78727
6857 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
6858 of a block, and split such blocks after everything else is finished.
6860 2017-01-14 Alan Modra <amodra@gmail.com>
6863 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
6864 target legitimate_combined_insn.
6865 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
6866 (rs6000_legitimate_combined_insn): New function.
6867 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
6869 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
6870 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
6871 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
6873 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
6875 * doc/frontends.texi (G++ and GCC): Remove references to Java.
6877 2017-01-13 Jeff Law <law@redhat.com>
6879 PR tree-optimization/33562
6880 PR tree-optimization/61912
6881 PR tree-optimization/77485
6882 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
6884 (delete_dead_assignment): Likewise.
6885 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
6886 statement to delete_dead_call and delete_dead_assignment.
6888 2017-01-13 David Malcolm <dmalcolm@redhat.com>
6891 * substring-locations.c (format_warning_va): Strengthen case 1 so
6892 that both endpoints of the substring must be within the format
6893 range for just the substring to be printed.
6895 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
6897 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
6898 * config/i386/i386.c (ix86_target_string): Add missing options
6899 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
6900 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
6901 flags_other and ix86_target_other to flags2_other. Display unknown
6903 (ix86_valid_target_attribute_inner_p): Add missing options and
6904 reorder options by implied ISAs, as in ix86_target_string.
6906 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6908 * hash-table.h (hash_table::too_empty_p): New function.
6909 (hash_table::expand): Use it.
6910 (hash_table::traverse): Likewise.
6911 (hash_table::empty_slot): Use sizeof (value_type) instead of
6912 sizeof (PTR) to convert bytes to elements. Shrink the table
6913 if the current size is excessive for the current number of
6916 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6918 * ira-costs.c (record_reg_classes): Break from the inner loop
6919 early once alt_fail is known to be true. Update outer loop
6920 handling accordingly.
6922 2017-01-13 Jeff Law <law@redhat.com>
6924 * tree-ssa-dse.c (decrement_count): New function.
6925 (increment_start_addr, maybe_trim_memstar_call): Likewise.
6926 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
6927 when we know the partially dead statement is a mem* function.
6929 PR tree-optimization/61912
6930 PR tree-optimization/77485
6931 * tree-ssa-dse.c: Include expr.h.
6932 (maybe_trim_constructor_store): New function.
6933 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
6935 PR tree-optimization/33562
6936 PR tree-optimization/61912
6937 PR tree-optimization/77485
6938 * doc/invoke.texi: Document new dse-max-object-size param.
6939 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
6940 * tree-ssa-dse.c: Include params.h.
6941 (dse_store_status): New enum.
6942 (initialize_ao_ref_for_dse): New, partially extracted from
6944 (valid_ao_ref_for_dse, normalize_ref): New.
6945 (setup_live_bytes_from_ref, compute_trims): Likewise.
6946 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
6947 (maybe_trim_partially_dead_store): Likewise.
6948 (maybe_trim_complex_store): Likewise.
6949 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
6950 Track what bytes live from the original store. Return tri-state
6951 for dead, partially dead or live.
6952 (dse_dom_walker): Add constructor, destructor and new private members.
6953 (delete_dead_call, delete_dead_assignment): New extracted from
6955 (dse_optimize_stmt): Make a member of dse_dom_walker.
6956 Use initialize_ao_ref_for_dse.
6958 PR tree-optimization/33562
6959 PR tree-optimization/61912
6960 PR tree-optimization/77485
6961 * sbitmap.h (bitmap_count_bits): Prototype.
6962 (bitmap_clear_range, bitmap_set_range): Likewise.
6963 * sbitmap.c (bitmap_clear_range): New function.
6964 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
6966 2017-01-13 Martin Liska <mliska@suse.cz>
6969 * function.c (set_cfun): Add new argument force.
6970 * function.h (set_cfun): Likewise.
6971 * ipa-inline-transform.c (inline_call): Use the function when
6972 strict alising from is dropped for function we inline to.
6974 2017-01-13 Richard Biener <rguenther@suse.de>
6976 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
6977 for dumping GIMPLE INTEGER_CSTs.
6979 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6981 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
6982 to 201112L since C++17.
6984 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
6987 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
6988 if -fsanitize=kernel-address is present.
6990 2017-01-13 Richard Biener <rguenther@suse.de>
6992 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
6993 as _Literal ( type ) number in case usual suffixes do not
6994 preserve all information.
6996 2017-01-13 Richard Biener <rguenther@suse.de>
6998 PR tree-optimization/77283
6999 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7000 and ssa-iterators.h.
7001 (is_feasible_trace): Implement a cost model based on joiner
7004 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7007 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7008 char or short to __float128/_Float128 directly.
7010 2017-01-12 Martin Sebor <msebor@redhat.com>
7012 to -Wformat-overflow.
7013 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7014 (min_bytes_remaining): Same.
7015 (get_string_length): Same.
7016 (format_string): Same.
7017 (format_directive): Same.
7019 (pass_sprintf_length::handle_gimple_call): Same.
7021 2017-01-12 Jakub Jelinek <jakub@redhat.com>
7023 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7024 info.nowrite calls with no lhs that can't throw. Return bool
7025 whether gsi_remove has been called or not.
7026 (pass_sprintf_length::handle_gimple_call): Return bool whether
7027 try_substitute_return_value called gsi_remove. Formatting fix.
7028 (pass_sprintf_length::execute): Don't use gsi_remove if
7029 handle_gimple_call returned true.
7032 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7033 be removed due to side-effects, don't remove following barrier nor
7034 turn the successor edge into fallthru edge.
7036 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7039 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7040 element-reversing loads and stores as not swappable.
7042 2017-01-12 Nathan Sidwell <nathan@acm.org>
7043 Nicolai Stange <nicstange@gmail.com>
7045 * combine.c (try_combine): Don't ignore result of overlap checking
7046 loop. Combine overlap & asm check into single loop.
7048 2017-01-12 Richard Biener <rguenther@suse.de>
7050 * tree-pretty-print.c (dump_generic_node): Provide -gimple
7051 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
7053 2017-01-12 Richard Biener <rguenther@suse.de>
7055 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7056 and TS_TARGET_OPTION directly derive from TS_BASE.
7057 * tree-core.h (tree_optimization_option): Derive from tree_base.
7058 (tree_target_option): Likewise.
7060 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.c (memory_address_length): Increase len
7063 only when rip_relative_addr_p returns false.
7065 2017-01-11 Julia Koval <julia.koval@intel.com>
7067 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7068 (OPTION_MASK_ISA_SGX_SET): New.
7069 (ix86_handle_option): Handle OPT_msgx.
7070 * config.gcc: Added sgxintrin.h.
7071 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7072 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7073 * config/i386/i386.c (ix86_target_string): Add -msgx.
7075 (ix86_option_override_internal): Handle new options.
7076 (ix86_valid_target_attribute_inner_p): Add sgx.
7077 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7078 * config/i386/i386.opt: Add msgx.
7079 * config/i386/sgxintrin.h: New file.
7080 * config/i386/x86intrin.h: Add sgxintrin.h.
7082 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7085 * fold-const.c (maybe_nonzero_address): Return 1 for function
7087 (tree_single_nonzero_warnv_p): Don't handle function local objects
7091 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7094 2017-01-11 David Malcolm <dmalcolm@redhat.com>
7097 * opts.c: Include "spellcheck.h"
7098 (struct string_fragment): New struct.
7099 (struct edit_distance_traits<const string_fragment &>): New
7101 (get_closest_sanitizer_option): New function.
7102 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7104 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7106 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7108 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7109 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7110 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7111 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7112 for initial die_offset if dwarf_split_debug_info.
7113 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7114 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
7116 (output_skeleton_debug_sections): Formatting fix. Use
7117 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7118 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
7120 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
7122 * config/arm/cortex-a53.md: Add bypasses for
7124 (cortex_a53_r2f): Only use for transfers.
7125 (cortex_a53_f2r): Likewise.
7126 (cortex_a53_r2f_cvt): Add reservation for conversions.
7127 (cortex_a53_f2r_cvt): Likewise.
7129 2017-01-11 Tamar Christina <tamar.christina@arm.com>
7131 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7132 to all inlined functions, change static to extern.
7134 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
7137 * config/arm/arm.c (legitimize_pic_address): Handle reference to
7139 (arm_assemble_integer): Likewise.
7141 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
7143 * config.gcc: Use new awk script to check CPU, FPU and architecture
7144 parameters for --with-... options.
7145 * config/arm/parsecpu.awk: New file
7146 * config/arm/arm-cpus.in: New file.
7147 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7149 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7151 * config/arm/t-arm: Update dependency rules.
7152 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7153 of processing .def files.
7154 * config/arm/genopt.sh: Deleted.
7155 * config/arm/gentune.sh: Deleted.
7156 * config/arm/arm-cores.def: Deleted.
7157 * config/arm/arm-arches.def: Deleted.
7158 * config/arm/arm-fpus.def: Deleted.
7159 * config/arm/arm-tune.md: Regenerated.
7160 * config/arm/arm-tables.opt: Regenerated.
7161 * config/arm/arm-cpu.h: New generated file.
7162 * config/arm/arm-cpu-data.h: New generated file.
7163 * config/arm/arm-cpu-cdata.h: New generated file.
7165 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
7168 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7170 (input_varpool_node): Unpack dynamically_initialized bit.
7172 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
7174 PR rtl-optimization/79032
7175 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7176 the alignment of the adjusted memory reference against that of MODE,
7177 instead of the alignment of the original memory reference.
7179 2017-01-11 Martin Jambor <mjambor@suse.cz>
7181 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7183 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7184 decorated functions.
7186 2017-01-11 Richard Biener <rguenther@suse.de>
7188 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7189 set range/nonnull info for PHI results. Do not set it on
7190 stmts marked for removal.
7192 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
7194 * expr.c (store_field): In the bitfield case, fetch the return value
7195 from the registers before applying a single big-endian adjustment.
7196 Always do a final load for a BLKmode value not larger than a word.
7198 2017-01-10 David Malcolm <dmalcolm@redhat.com>
7201 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7202 that we correctly handle column numbers greater than
7203 LINE_MAP_MAX_COLUMN_NUMBER.
7205 2017-01-10 Martin Sebor <msebor@redhat.com>
7208 * gimple-ssa-sprintf.c (get_destination_size): Call
7209 {init,fini}object_sizes.
7210 * tree-object-size.c (addr_object_size): Adjust.
7211 (pass_through_call): Adjust.
7212 (pass_object_sizes::execute): Adjust.
7213 * tree-object-size.h (fini_object_sizes): Declare.
7215 2017-01-10 Martin Sebor <msebor@redhat.com>
7217 PR tree-optimization/78775
7218 * builtins.c (get_size_range): Move...
7219 * calls.c: ...to here.
7220 (alloc_max_size): Accept zero argument.
7221 (operand_signed_p): Remove.
7222 (maybe_warn_alloc_args_overflow): Call get_size_range.
7223 * calls.h (get_size_range): Declare.
7225 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
7227 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7228 from TI's devices.csv file as of September 2016.
7229 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7231 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
7233 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7234 * doc/invoke.texi: Likewise.
7235 * doc/md.texi: Likewise.
7236 * doc/objc.texi: Likewise.
7238 2017-01-10 Joshua Conner <joshconner@google.com>
7240 * config/arm/fuchsia-elf.h: New file.
7241 * config/fuchsia.h: New file.
7242 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7243 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7245 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7247 2016-01-10 Richard Biener <rguenther@suse.de>
7249 PR tree-optimization/79034
7250 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7251 Propagate out degenerate PHIs in the joiner.
7253 2017-01-10 Martin Liska <mliska@suse.cz>
7255 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7256 (sort_congruence_classes_by_decl_uid): Likewise.
7257 (sort_congruence_class_groups_by_decl_uid): Likewise.
7258 (sem_item_optimizer::merge_classes): Sort class, groups in these
7259 classes and members in the groups by DECL_UID of declarations.
7260 This would make merge operations stable.
7262 2017-01-10 Martin Liska <mliska@suse.cz>
7264 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7265 usage of m_classes_vec.
7266 (sem_item_optimizer::~sem_item_optimizer): Likewise.
7267 (sem_item_optimizer::get_group_by_hash): Likewise.
7268 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7269 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7270 (sem_item_optimizer::verify_classes): Likewise.
7271 (sem_item_optimizer::process_cong_reduction): Likewise.
7272 (sem_item_optimizer::dump_cong_classes): Likewise.
7273 (sem_item_optimizer::merge_classes): Likewise.
7274 * ipa-icf.h (congruence_class_hash): Rename from
7275 congruence_class_group_hash. Remove declaration of m_classes_vec.
7277 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
7279 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7280 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7281 * config.gcc: Add avx512vpopcntdqintrin.h.
7282 * config/i386/avx512vpopcntdqintrin.h: New.
7283 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7284 * config/i386/i386-builtin-types.def: Add new types.
7285 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7286 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7287 __builtin_ia32_vpopcountq_v8di_mask): New.
7288 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7289 __AVX512VPOPCNTDQ__.
7290 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7291 (PTA_AVX512VPOPCNTDQ): Define.
7292 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7293 TARGET_AVX512VPOPCNTDQ_P): Define.
7294 * config/i386/i386.opt: Add mavx512vpopcntdq.
7295 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7296 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7298 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7301 * predict.def (PRED_CALL): Set to 67.
7303 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
7305 * expr.c (store_field): In the bitfield case, if the value comes from
7306 a function call and is of an aggregate type returned in registers, do
7307 not modify the field mode; extract the value in all cases if the mode
7308 is BLKmode and the size is not larger than a word.
7310 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
7313 * config/i386/cpuid.h: Fix undefined behavior.
7315 2017-01-04 Jeff Law <law@redhat.com>
7317 PR tree-optimization/79007
7318 PR tree-optimization/67955
7319 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
7320 conservative for pt.null when flag_non_call_exceptions is on.
7322 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7324 PR translation/79019
7325 PR translation/79020
7326 * params.def (PARAM_INLINE_MIN_SPEEDUP,
7327 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
7328 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
7330 * config/avr/avr.opt (maccumulate-args): Likewise.
7331 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
7332 * common.opt (freport-bug): Likewise.
7333 * cif-code.def (CIF_FINAL_ERROR): Likewise.
7334 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
7335 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
7336 translatable string.
7337 * config/i386/i386.c (function_value_32): Likewise.
7338 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
7339 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
7341 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
7342 * common/config/msp430/msp430-common.c (msp430_handle_option):
7344 * symtab.c (symtab_node::verify_base): Likewise.
7345 * opts.c (set_debug_level): Likewise.
7346 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
7347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7348 missing whitespace to translatable strings.
7349 * config/avr/avr.md (bswapsi2): Fix typo in comment.
7350 * config/sh/superh.h: Likewise.
7351 * config/i386/xopintrin.h: Likewise.
7352 * config/i386/znver1.md: Likewise.
7353 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
7354 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
7355 * double-int.h (struct double_int): Likewise.
7356 * double-int.c (div_and_round_double): Likewise.
7357 * wide-int.cc: Likewise.
7358 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
7359 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
7360 * cfgcleanup.c (crossjumps_occured): Renamed to ...
7361 (crossjumps_occurred): ... this.
7362 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
7365 PR tree-optimization/78899
7366 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
7367 returning bool return struct loop *, NULL for failure and the new
7369 (versionable_outer_loop_p): Don't version outer loop if it has
7370 dont_vectorized bit set.
7371 (tree_if_conversion): When versioning outer loop, ensure
7372 tree_if_conversion is performed also on the inner loop of the
7373 non-vectorizable outer loop copy.
7374 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
7375 LOOP_VECTORIZED in inner loop of the scalar outer loop and
7376 prevent vectorization of it.
7377 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
7378 the outer loop vectorization of the non-scalar version is attempted
7379 before vectorization of the inner loop in scalar version. If
7380 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
7381 vectorization of its inner loop.
7382 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
7383 has 2 inner loops, rename also on edges from bb whose single pred
7384 is outer_loop->header. Fix typo in function comment.
7386 2017-01-09 Martin Sebor <msebor@redhat.com>
7389 * asan.c (asan_emit_stack_protection): Increase local buffer size
7390 to avoid snprintf truncation warning.
7392 2017-01-09 Andrew Pinski <apinski@cavium.com>
7394 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
7395 to reference thunderx2t99 for the tuning structure
7396 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
7398 (thunderx2t99_extra_costs): This.
7399 * config/aarch64/aarch64-tune.md: Regenerate.
7400 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
7401 (vulcan_addrcost_table): This.
7402 (vulcan_regmove_cost): Rename to ...
7403 (thunderx2t99_regmove_cost): This.
7404 (vulcan_vector_cost): Rename to ...
7405 (thunderx2t99_vector_cost): this.
7406 (vulcan_branch_cost): Rename to ...
7407 (thunderx2t99_branch_cost): This.
7408 (vulcan_tunings): Rename to ...
7409 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
7410 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
7412 2017-01-09 Martin Jambor <mjambor@suse.cz>
7416 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
7417 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
7418 (propagate_vr_accross_jump_function): Use the above function for all
7419 value range computations for pass-through jump functions and type
7420 converasion from explicit value range values.
7421 (ipcp_propagate_stage): Do not attempt to deduce types of formal
7422 parameters from TYPE_ARG_TYPES.
7423 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
7424 (ipa_write_node_info): Stream type of the actual argument.
7425 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
7427 2017-01-09 Martin Liska <mliska@suse.cz>
7430 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
7431 (lookup_compiler): Do not show error message with have_E.
7433 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7435 PR tree-optimization/78938
7436 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
7437 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
7438 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
7439 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
7442 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7444 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
7447 2017-01-09 Richard Biener <rguenther@suse.de>
7449 PR tree-optimization/78997
7450 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
7451 name condition properly.
7453 2017-01-09 Richard Biener <rguenther@suse.de>
7456 * dwarf2out.c (is_cxx): New overload with context.
7457 (is_naming_typedef_decl): Use it.
7459 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7461 * invoke.texi (Option Summary): Correct spacing in option lists
7462 and add line breaks to fix over-long lines.
7464 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7468 * extend.texi (Common Variable Attributes): Add xref to GCC
7469 Internals manual to explain mode attribute keywords.
7471 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7474 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
7475 and Preprocessor Options.
7476 (Options for Linking): Document -pthread here....
7477 (RS/6000 and PowerPC Options): ...not here.
7478 (Solaris 2 Options): ...or here.
7479 * doc/cppopts.texi: Document -pthread.
7481 2017-01-08 Martin Sebor <msebor@redhat.com>
7484 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
7485 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
7486 New member functions.
7487 (format_directive): Used them.
7489 (pass_sprintf_length::handle_gimple_call): Same.
7490 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
7491 to avoid truncation for any argument.
7492 (extract_affine_mul): Same.
7493 * tree.c (get_file_function_name): Same.
7495 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7498 * predict.def (PRED_INDIR_CALL): Set to 86.
7500 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7502 PR preprocessor/54124
7503 * doc/cppopts.texi: Reformat -d subtable to list the full name
7504 of the options. Add cross-reference to the docs for the general
7505 compiler -d options.
7506 * doc/invoke.texi (Developer Options): Add cross-reference to the
7507 preprocessor-specific -d option documentation.
7509 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7511 PR preprocessor/13498
7512 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
7513 redudant material, and reflect new command-line options.
7514 (System Headers): Likewise.
7516 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7518 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
7519 -isystem, and -idirafter. Copy-edit.
7520 * doc/cppopts.texi: Copy-edit. Remove contradiction about
7521 default for -ftrack-macro-expansion. Delete obsolete and
7522 badly-formatted implementation details about -fdebug-cpp output.
7523 * doc/cppwarnopts.texi: Copy-edit.
7525 2017-01-07 David Malcolm <dmalcolm@redhat.com>
7528 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7529 that the transition from a max line width >= 1<<10 to narrower
7530 lines works correctly.
7532 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
7534 * doc/options.texi (PerFunction): New.
7535 * opt-functions.awk (switch_flags): Map both Optimization and
7536 PerFunction to CL_OPTIMIZATION.
7537 * opth-gen.awk: Test for PerFunction flag along with
7539 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
7540 it only when the latter is present. Skip those that don't in
7541 the hash function generator.
7542 * common.opt (fvar-tracking): Mark as PerFunction instead of
7544 (fvar-tracking-assignments): Likewise.
7545 (fvar-tracking-assignments-toggle): Likewise.
7546 (fvar-tracking-uninit): Likewise.
7548 2017-01-07 Jakub Jelinek <jakub@redhat.com>
7550 PR translation/79018
7551 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
7554 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
7557 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
7558 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
7559 TARGET_LONG_JUMP_TABLE_OFFSETS.
7560 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
7561 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
7562 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
7563 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
7564 * config/m68k/m68k.md (tablejump expander): Likewise.
7565 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
7566 TARGET_LONG_JUMP_TABLE_OFFSETS.
7567 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
7568 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
7570 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
7571 David Holsgrove <david.holsgrove@xilinx.com>
7573 * common/config/microblaze/microblaze-common.c
7574 (TARGET_EXCEPT_UNWIND_INFO): Remove.
7575 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
7577 * config/microblaze/microblaze.c (microblaze_must_save_register)
7578 (microblaze_expand_epilogue, microblaze_return_addr): Handle
7580 (microblaze_eh_return): New function.
7581 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
7582 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
7583 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
7584 * config/microblaze/microblaze.md (eh_return): New pattern.
7586 2017-01-06 Jakub Jelinek <jakub@redhat.com>
7588 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
7589 GCC_DIAGNOSTIC_STRINGIFY): Define.
7591 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
7593 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7595 * config/arm/arm.md (<mcrr>): New.
7597 * config/arm/arm.c (arm_arch5te): New.
7598 (arm_option_override): Set arm_arch5te.
7599 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
7601 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
7602 (arm_mcrr_qualifiers): ... this. New.
7603 (MRRC_QUALIFIERS): Define to...
7604 (arm_mrrc_qualifiers): ... this. New.
7605 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
7607 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
7608 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
7609 (MRRCI, mrrc, MRRC): New.
7610 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
7611 VUNSPEC_MRRC2): New.
7613 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7615 * config/arm/arm.md (<mcr>): New.
7617 * config/arm/arm.c (arm_coproc_builtin_available): Add
7618 support for mcr, mrc, mcr2 and mrc2.
7619 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
7620 (arm_mcr_qualifiers): ... this. New.
7621 (MRC_QUALIFIERS): Define to ...
7622 (arm_mrc_qualifiers): ... this. New.
7623 (MCR_QUALIFIERS): Define to ...
7624 (arm_mcr_qualifiers): ... this. New.
7625 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
7627 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
7628 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
7629 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
7632 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7634 * config/arm/arm.md (*ldc): New.
7638 * config/arm/arm.c (arm_coproc_builtin_available): Add
7639 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
7640 (arm_coproc_ldc_stc_legitimate_address): New.
7641 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
7642 'qualifier_const_pointer'.
7643 (LDC_QUALIFIERS): Define to...
7644 (arm_ldc_qualifiers): ... this. New.
7645 (STC_QUALIFIERS): Define to...
7646 (arm_stc_qualifiers): ... this. New.
7647 * config/arm/arm-protos.h
7648 (arm_coproc_ldc_stc_legitimate_address): New.
7649 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
7650 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
7651 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
7652 stc2, stcl, stc2l): New.
7653 * config/arm/constraints.md (Uz): New.
7654 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
7655 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
7656 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
7657 VUNSPEC_STC2L): New.
7659 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7661 * config/arm/arm.md (<cdp>): New.
7662 * config/arm/arm.c (neon_const_bounds): Rename this ...
7663 (arm_const_bounds): ... this.
7664 (arm_coproc_builtin_available): New.
7665 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
7666 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
7667 (CDP_QUALIFIERS): Define to...
7668 (arm_cdp_qualifiers): ... this. New.
7670 (arm_expand_builtin_args): Add case for 6 arguments.
7671 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
7672 (arm_const_bounds): ... this.
7673 (arm_coproc_builtin_available): New.
7674 * config/arm/arm_acle.h (__arm_cdp): New.
7676 * config/arm/arm_acle_builtins.def (cdp): New.
7678 * config/arm/iterators.md (CDPI,CDP,cdp): New.
7679 * config/arm/neon.md: Rename all 'neon_const_bounds' to
7681 * config/arm/types.md (coproc): New.
7682 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
7683 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
7684 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
7685 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
7687 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7689 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
7690 (UBINOP_QUALIFIERS): New.
7692 (acle_builtin_data): New. Change comment.
7693 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
7694 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
7695 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
7696 arm_acle_builtins.def.
7697 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
7698 (arm_init_acle_builtins): New.
7699 (CRC32_BUILTIN): Remove.
7700 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
7701 crc32cb, crc32ch and crc32cw.
7702 (arm_init_crc32_builtins): Remove.
7703 (arm_init_builtins): Use arm_init_acle_builtins rather
7704 than arm_init_crc32_builtins.
7705 (arm_expand_acle_builtin): New.
7706 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
7707 * config/arm/arm_acle_builtins.def: New.
7709 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7711 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
7712 (arm_builtin_datum): ... this.
7713 (arm_init_neon_builtin): Rename to ...
7714 (arm_init_builtin): ... this. Add a new parameters PREFIX
7715 and USE_SIG_IN_NAME.
7716 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
7717 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
7718 'arm_builtin_datum'.
7719 (arm_init_vfp_builtins): Likewise.
7720 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
7721 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
7722 (arm_expand_neon_args): Rename to ...
7723 (arm_expand_builtin_args): ... this. Rename builtin_arg
7724 enum values and differentiate between ARG_BUILTIN_MEMORY
7725 and ARG_BUILTIN_NEON_MEMORY.
7726 (arm_expand_neon_builtin_1): Rename to ...
7727 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
7728 values, arm_expand_builtin_args and add bool parameter NEON.
7729 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
7730 (arm_expand_vfp_builtin): Likewise.
7731 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
7733 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7736 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
7737 * predict.c (tree_estimate_probability_bb): Reverse direction of
7738 polymorphic call predictor.
7740 2017-01-06 David Malcolm <dmalcolm@redhat.com>
7742 * passes.c (execute_one_pass): Split out pass-skipping logic into...
7743 (determine_pass_name_match): ...this new function and...
7744 (should_skip_pass_p): ...this new function.
7746 2017-01-06 Nathan Sidwell <nathan@acm.org>
7748 * ipa-visibility.c (function_and_variable_visibility): Reformat
7749 comments and long lines. Remove extrneous if.
7750 * symtab.c (symtab_node::make_decl_local): Fix code format.
7751 (symtab_node::set_section_for_node): Fix comment typo.
7753 2017-01-06 Martin Liska <mliska@suse.cz>
7756 * lra-constraints.c: Rename invariant to lra_invariant.
7757 * predict.c (set_even_probabilities): Initialize e to NULL.
7759 2017-01-05 Martin Sebor <msebor@redhat.com>
7761 PR tree-optimization/78910
7762 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
7763 (format_integer): Correct off-by-one error in the handling
7764 of precision with negative numbers in signed conversions..
7766 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
7768 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
7770 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7772 PR tree-optimization/71016
7773 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
7774 factor_out_conditional_conversion. Formatting fix.
7775 (factor_out_conditional_conversion): Add cond_stmt argument.
7776 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
7777 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
7780 2017-01-05 David Malcolm <dmalcolm@redhat.com>
7782 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
7783 read-rtl-function.o, and selftest-rtl.o.
7784 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
7785 (selftest::aarch64_test_loading_full_dump): New function.
7786 (selftest::aarch64_run_selftests): New function.
7787 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
7788 selftest::aarch64_run_selftests.
7789 * config/i386/i386.c
7790 (selftest::ix86_test_loading_dump_fragment_1): New function.
7791 (selftest::ix86_test_loading_call_insn): New function.
7792 (selftest::ix86_test_loading_full_dump): New function.
7793 (selftest::ix86_test_loading_unspec): New function.
7794 (selftest::ix86_run_selftests): Call the new functions.
7795 * emit-rtl.c (maybe_set_max_label_num): New function.
7796 * emit-rtl.h (maybe_set_max_label_num): New decl.
7797 * function.c (instantiate_decls): Guard call to
7798 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
7799 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
7801 * gensupport.c (gen_reader::gen_reader): Pass "false"
7802 for new "compact" param of rtx_reader.
7803 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
7804 rather than an empty string for NULL strings.
7805 * read-md.c: Potentially include config.h rather than bconfig.h.
7806 Wrap include of errors.h with #ifdef GENERATOR_FILE.
7807 (have_error): New global, copied from errors.c.
7808 (md_reader::read_name): Rename to...
7809 (md_reader::read_name_1): ...this, adding "out_loc" param,
7810 and converting "missing name or number" to returning false, rather
7812 (md_reader::read_name): Reimplement in terms of read_name_1.
7813 (md_reader::read_name_or_nil): New function.
7814 (md_reader::read_string): Handle "(nil)" by returning NULL.
7815 (md_reader::md_reader): Add new param "compact".
7816 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
7817 (md_reader::read_file): New method.
7818 * read-md.h (md_reader::md_reader): Add new param "compact".
7819 (md_reader::read_file): New method.
7820 (md_reader::is_compact): New accessor.
7821 (md_reader::read_name): Convert return type from void to file_location.
7822 (md_reader::read_name_or_nil): New decl.
7823 (md_reader::read_name_1): New decl.
7824 (md_reader::m_compact): New field.
7825 (noop_reader::noop_reader): Pass "false" for new "compact" param
7827 (rtx_reader::rtx_reader): Add new "compact" param.
7828 (rtx_reader::read_rtx_operand): Make virtual and convert return
7829 type from void to rtx.
7830 (rtx_reader::read_until): New decl.
7831 (rtx_reader::handle_any_trailing_information): New virtual function.
7832 (rtx_reader::postprocess): New virtual function.
7833 (rtx_reader::finalize_string): New virtual function.
7834 (rtx_reader::m_in_call_function_usage): New field.
7835 (rtx_reader::m_reuse_rtx_by_id): New field.
7836 * read-rtl-function.c: New file.
7837 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
7838 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
7839 (selftest::verify_three_block_rtl_cfg): New decl.
7840 * read-rtl-function.h: New file.
7841 * read-rtl.c: Potentially include config.h rather than bconfig.h.
7842 For host, include function.h, memmodel.h, and emit-rtl.h.
7843 (one_time_initialization): New function.
7844 (struct compact_insn_name): New struct.
7845 (compact_insn_names): New array.
7846 (find_code): Handle insn codes in compact dumps.
7847 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
7848 (bind_subst_iter_and_attr): Likewise.
7849 (add_condition_to_string): Likewise.
7850 (add_condition_to_rtx): Likewise.
7851 (apply_attribute_uses): Likewise.
7852 (add_current_iterators): Likewise.
7853 (apply_iterators): Likewise.
7854 (initialize_iterators): Guard usage of apply_subst_iterator with
7855 #ifdef GENERATOR_FILE.
7856 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
7857 (md_reader::read_mapping): Likewise.
7858 (add_define_attr_for_define_subst): Likewise.
7859 (add_define_subst_attr): Likewise.
7860 (read_subst_mapping): Likewise.
7861 (check_code_iterator): Likewise.
7862 (rtx_reader::read_rtx): Likewise. Move one-time initialization
7864 (one_time_initialization): New function.
7865 (rtx_reader::read_until): New method.
7866 (read_flags): New function.
7867 (parse_reg_note_name): New function.
7868 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
7869 Handle reuse_rtx ids.
7870 Wrap iterator lookup within #ifdef GENERATOR_FILE.
7871 Add parsing support for RTL dumps, mirroring the special-cases in
7872 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
7873 values, and calling handle_any_trailing_information.
7874 (rtx_reader::read_rtx_operand): Convert return type from void
7875 to rtx, returning return_rtx. Handle case 'e'. Call
7876 finalize_string on XSTR and XTMPL fields.
7877 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
7878 "(nil)" values were omitted. Call the postprocess vfunc on the
7880 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
7881 class ctor. Initialize m_in_call_function_usage. Call
7882 one_time_initialization.
7883 * rtl-tests.c (selftest::test_uncond_jump): Call
7884 set_new_first_and_last_insn.
7885 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
7886 * selftest-rtl.c: New file.
7887 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
7888 (selftest::get_insn_by_uid): New decl.
7889 * selftest-run-tests.c (selftest::run_tests): Call
7890 read_rtl_function_c_tests.
7891 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
7892 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
7895 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
7897 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
7898 operands in a special way. Assert that pos+len <= mode precision.
7900 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7902 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
7903 3 argument Alias with unlimited for the negative form.
7904 (fno-vect-cost-model): Removed.
7906 2017-01-05 Martin Liska <mliska@suse.cz>
7908 * hsa-gen.c (gen_hsa_divmod): New function.
7909 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
7911 2017-01-05 Martin Liska <mliska@suse.cz>
7914 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
7917 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7919 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
7920 small constant length operands.
7922 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7924 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
7925 between loop iterations.
7927 2017-01-05 Martin Liska <mliska@suse.cz>
7930 * gimplify.c (gimplify_decl_expr): Compare to
7931 asan_poisoned_variables instread of checking flags.
7932 (gimplify_target_expr): Likewise.
7933 (gimplify_expr): Likewise.
7934 (gimplify_function_tree): Conditionally initialize
7935 asan_poisoned_variables.
7937 2017-01-04 Jeff Law <law@redhat.com>
7939 PR tree-optimizatin/78812
7940 * rtl.h (contains_mem_rtx_p): Prototype.
7941 * ifcvt.c (containts_mem_rtx_p): Move from here to...
7942 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
7943 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
7944 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
7945 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
7947 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7949 * input.c (assert_char_at_range): Default-initialize actual_range.
7951 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7953 * df-scan.c (df_ref_create_structure): Make regno unsigned,
7954 to match the caller.
7956 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7958 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
7959 insns after final jump in test to emit dummy move.
7961 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7963 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
7964 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
7966 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7968 * multiple_target.c (create_dispatcher_calls): Init e_next.
7969 * tree-ssa-loop-split.c (split_loop): Init border.
7970 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
7973 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7978 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
7979 (altivec_register_operand): Do not return true if the operand
7980 contains a SUBREG mixing SImode and SFmode.
7981 (vsx_register_operand): Likewise.
7982 (vsx_reg_sfsubreg_ok): New predicate.
7983 (vfloat_operand): Do not return true if the operand contains a
7984 SUBREG mixing SImode and SFmode.
7985 (vint_operand): Likewise.
7986 (vlogical_operand): Likewise.
7987 (gpc_reg_operand): Likewise.
7988 (int_reg_operand): Likewise.
7989 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
7990 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
7991 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
7993 (rs6000_emit_move_si_sf_subreg): New helper function.
7994 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
7995 fixup SUBREGs involving SImode and SFmode.
7996 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
7997 numbers for the new peephole2 optimization.
7998 (peephole2 for SFmode unions): New peephole2 to optimize cases in
7999 the GLIBC math library that do AND/IOR/XOR operations on single
8000 precision floating point.
8001 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8002 target macros to say whether we need to avoid SUBREGs mixing
8004 (TARGET_ALLOW_SF_SUBREG): Likewise.
8005 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8006 (UNSPEC_SI_FROM_SF): Likewise.
8007 (iorxor): Change spacing.
8008 (and_ior_xor): New iterator for AND, IOR, and XOR.
8009 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8010 (movdi_from_sf_zero_ext): Likewise.
8011 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8012 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
8013 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8014 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8015 (fms<mode>4): Likewise.
8016 (fnma<mode>4): Likewise.
8017 (fnms<mode>4): Likewise.
8018 (nfma<mode>4): Likewise.
8019 (nfms<mode>4): Likewise.
8021 2017-01-04 Marek Polacek <polacek@redhat.com>
8024 * doc/invoke.texi: Document -Wpointer-compare.
8026 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8028 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8031 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8032 descriptions for -gdwarf-5 and emit them as uleb128 instead of
8035 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
8038 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8039 documentation of the powerpc_popcntb_ok attribute.
8040 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8041 code to issue warning messages if a requested CPU configuration is
8042 not supported by the binary (assembler and loader) toolchain.
8043 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8044 made to define a built-in function that has been disabled.
8045 (paired_init_builtins): Add assertion to prevent ICE if attempt is
8046 made to define a built-in function that has been disabled.
8047 (altivec_init_builtins): Add comment explaining why definition
8048 of the DST built-in functions is not preceded by an assertion
8049 check. Add assertions to prevent ICE if attempts are made to
8050 define an altivec predicate or an abs* built-in function that has
8052 (htm_init_builtins): Add comment explaining why definition of the
8053 htm built-in functions is not preceded by an assertion check.
8055 2017-01-04 Jeff Law <law@redhat.com>
8057 PR tree-optimizatin/67955
8058 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8059 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
8060 the points-to solution does not include pt_null. Use DECL_PT_UID
8063 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
8065 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8066 Use gen_int_mode instead of gen_lopwart for const_int operands.
8068 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8070 PR tree-optimization/71563
8071 * match.pd: Simplify X << Y into X if Y is known to be 0 or
8072 out of range value - has low bits known to be zero.
8074 2017-01-04 Alan Modra <amodra@gmail.com>
8076 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8077 * configure: Regenerate.
8078 * config.in: Regenerate.
8080 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8083 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8084 a substring of the message, but strcmp with the whole message. Ifdef
8085 ENABLE_NLS, translate the message first using dgettext.
8087 2017-01-03 Jeff Law <law@redhat.com>
8089 PR tree-optimizatin/78856
8090 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8091 (mark_threaded_blocks): Remove code to truncate thread paths that
8092 cross multiple loop headers. Instead invalidate the cached loop
8093 iteration information and handle case of a thread path walking
8094 into an irreducible region.
8096 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8099 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8100 assertions. Add support for doing the signbit if the IEEE 128-bit
8101 floating point value is in a GPR.
8102 * config/rs6000/rs6000.md (Fsignbit): Delete.
8103 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8104 Update the length attribute if the value is in a GPR.
8105 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8106 the sign or zero extension instruction, since the value is always 0/1.
8107 (signbit<mode>2_dm2): Delete using <Fsignbit>.
8110 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8111 extracting SImode to a GPR register so that we can generate a
8112 store, limit the vector to be in a traditional Altivec register
8113 for the vextuwrx instruction.
8115 2017-01-03 Ian Lance Taylor <iant@google.com>
8117 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8119 2017-01-03 Martin Sebor <msebor@redhat.com>
8121 PR tree-optimization/78696
8122 * gimple-ssa-sprintf.c (format_floating): Correct handling of
8123 precision. Use MPFR for %f for greater fidelity. Correct handling
8125 (pass_sprintf_length::compute_format_length): Set width and precision
8126 specified by asrerisk to void_node for vararg functions.
8127 (try_substitute_return_value): Adjust dump output.
8129 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
8131 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8133 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
8135 * doc/invoke.texi (SPARC options): Document -mlra as the default.
8136 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8137 -mlra/-mno-lra was passed to the compiler.
8139 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
8141 PR rtl-optimization/65618
8142 * emit-rtl.c (try_split): Move initialization of "before" and
8143 "after" to just before the call to emit_insn_after_setloc.
8145 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8147 * doc/md.texi (Standard Names): Remove reference to Java frontend.
8149 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
8151 * dwarf2out.c (gen_enumeration_type_die): When
8152 -gno-strict-dwarf, add a DW_AT_encoding attribute.
8154 2017-01-03 Jakub Jelinek <jakub@redhat.com>
8156 PR tree-optimization/78965
8157 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8158 Change first argument from const call_info & to call_info &. For %n
8159 set info.nowrite to false.
8162 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8163 possibly throwing calls.
8165 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8166 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8167 and fns handling, rather than in a separate case SSA_NAME.
8169 2017-01-02 Jeff Law <law@redhat.com>
8171 * config/darwin-driver.c (darwin_driver_init): Const-correctness
8172 fixes for first_period and second_period variables.
8174 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
8177 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8178 (*insvqi_1): New insn pattern.
8179 (*insvqi_1_mem_rex64): Ditto.
8181 (*insvqi_3): Rename from *insvqi.
8183 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8185 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8187 * doc/cfg.texi (Edges): Remove reference to Java.
8188 (Maintaining the CFG): Ditto.
8190 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8193 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8194 transparent aliases.
8196 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8199 * predict.def (PRED_CALL): Update hitrate.
8200 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8201 * predict.c (tree_estimate_probability_bb): Split CALL predictor
8202 into direct/indirect/polymorphic variants.
8204 2017-01-01 Jakub Jelinek <jakub@redhat.com>
8206 Update copyright years.
8208 * gcc.c (process_command): Update copyright notice dates.
8209 * gcov-dump.c (print_version): Ditto.
8210 * gcov.c (print_version): Ditto.
8211 * gcov-tool.c (print_version): Ditto.
8212 * gengtype.c (create_file): Ditto.
8213 * doc/cpp.texi: Bump @copying's copyright year.
8214 * doc/cppinternals.texi: Ditto.
8215 * doc/gcc.texi: Ditto.
8216 * doc/gccint.texi: Ditto.
8217 * doc/gcov.texi: Ditto.
8218 * doc/install.texi: Ditto.
8219 * doc/invoke.texi: Ditto.
8221 Copyright (C) 2017 Free Software Foundation, Inc.
8223 Copying and distribution of this file, with or without modification,
8224 are permitted in any medium without royalty provided the copyright
8225 notice and this notice are preserved.