| blob | 96a0f5c5580f8651be134b565bfd03be6ab4e1d6 |
1 gcc/ChangeLog:
3 2017-06-26 Carl Love <cel@us.ibm.com>
5 * config/rs6000/rs6000-c.c: Add support for built-in functions
6 vector bool char vec_reve (vector bool char);
7 vector signed char vec_reve (vector signed char);
8 vector unsigned char vec_reve (vector unsigned char);
9 vector bool int vec_reve (vector bool int);
10 vector signed int vec_reve (vector signed int);
11 vector unsigned int vec_reve (vector unsigned int);
12 vector bool long long vec_reve (vector bool long long);
13 vector signed long long vec_reve (vector signed long long);
14 vector unsigned long long vec_reve (vector unsigned long long);
15 vector bool short vec_reve (vector bool short);
16 vector signed short vec_reve (vector signed short);
17 vector double vec_reve (vector double);
18 vector float vec_reve (vector float);
19 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
20 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
21 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
22 (altivec_vreve): New pattern.
23 * config/rs6000/altivec.h (vec_reve): New define.
24 * doc/extend.texi (vec_rev): Update the built-in documentation file
25 for the new built-in functions.
27 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29 PR tree-optimization/71815
30 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
31 function.
32 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
33 has_single_use.
34 (slsr_process_phi): Likewise.
35 (replace_uncond_cands_and_profitable_phis): Don't replace a
36 multiply candidate with a stride of 1 (copy or cast).
37 (phi_incr_cost): Call uses_consumed_by_stmt rather than
38 has_single_use.
39 (lowest_cost_path): Likewise.
40 (total_savings): Likewise.
42 2017-06-26 Richard Biener <rguenther@suse.de>
44 PR target/81175
45 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
46 Use def_builtin_pure for all gather builtins.
48 2017-06-26 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/81203
51 * tree-tailcall.c (find_tail_calls): Do not move stmts into
52 non-dominating BBs.
54 2017-06-26 Marek Polacek <polacek@redhat.com>
56 PR c/80116
57 * doc/invoke.texi: Document -Wmultistatement-macros.
59 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
61 * doc/sourcebuild.texi (ARM-specific attributes): Document new
62 arm_neon_ok_no_float_abi effective target.
64 2017-06-26 Richard Biener <rguenther@suse.de>
66 PR tree-optimization/80928
67 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
68 (copy_bbs): Set BB_DUPLICATED flag early.
69 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
70 marked blocks.
71 (execute_on_shrinking_pred): Likewise.
72 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
73 BB_DUPLICATED blocks.
74 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
75 iterate over all PHIs considering removal of *gsi.
77 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
79 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
80 qdf24xx.
82 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
84 * config/rs6000/rs6000-string.c: (expand_block_clear,
85 do_load_for_compare, select_block_compare_mode,
86 compute_current_alignment, expand_block_compare,
87 expand_strncmp_align_check, expand_strn_compare,
88 expand_block_move, rs6000_output_load_multiple)
89 Move functions related to string/block move/compare
90 to a separate file.
91 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
92 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
93 for this function which is now used in two files.
94 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
95 * config.gcc: Add rs6000-string.o to extra_objs for
96 targets powerpc*-*-* and rs6000*-*-*.
98 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
100 PR target/80510
101 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
102 32-bit, since indexed is not valid for DImode.
103 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
104 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
105 (define_peephole2 for Altivec d-form load): Add 32-bit support.
106 (define_peephole2 for Altivec d-form store): Likewise.
108 PR ipa/81185
109 * multiple_target.c (create_dispatcher_calls): Only create the
110 dispatcher call if the function is the default clone of a
111 versioned function.
113 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
115 PR middle-end/80902
116 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
117 a call, force the call to not be a tail call.
119 2017-06-23 Jeff Law <law@redhat.com>
121 * doc/contrib.texi: Add entry for Steven Pemberton's work on
122 enquire.
124 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
126 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
127 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
128 handling for early expansion of vector shifts (sl,sr,sra,rl).
129 (builtin_function_type): Add vector shift right instructions
130 to the unsigned argument list.
132 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
134 rtl-optimizatoin/79286
135 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
136 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
137 trap. PIC register plus a const unspec without offset can never trap.
139 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
141 * tree.h (builtin_structptr_type): New type.
142 (builtin_structptr_types): Declare new array.
143 * tree.c (builtin_structptr_types): New array.
144 (free_lang_data, build_common_tree_nodes): Use it.
146 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
148 PR c++/81187
149 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
150 -Wnoexcept.
152 2017-06-22 Matt Turner <mattst88@gmail.com>
154 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
155 Lake models to skylake case. Assume skylake for unknown
156 models with clflushopt.
158 2017-06-22 Jeff Law <law@redhat.com>
160 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
161 frame sizes that do not satisfy aarch64_uimm12_shift.
163 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
165 * profile-count.h (apply_probability,
166 apply_scale, probability_in): Fix checks for zero.
168 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
170 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
171 * doc/cppdiropts.texi (-I @var{dir}): Document it.
173 2016-06-22 Richard Biener <rguenther@suse.de>
175 * tree-vect-loop.c (vect_model_reduction_cost): Handle
176 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
177 REDUC_MAX_EXPR support.
178 (vectorizable_reduction): Likewise.
179 (vect_create_epilog_for_reduction): Likewise.
181 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
183 * match.pd (A / (1 << B) -> A >> B): New.
184 * generic-match-head.c: Include optabs-tree.h.
185 * gimple-match-head.c: Likewise.
186 * optabs-tree.h (target_supports_op_p): New.
187 * optabs-tree.c (target_supports_op_p): New.
189 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
191 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
192 $gcc_cv_ld --help output.
193 (gcc_cv_ld_demangle): Likewise.
194 (gcc_cv_ld_eh_frame_hdr): Likewise.
195 (gcc_cv_ld_pie): Likewise.
196 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
197 (gcc_cv_ld_buildid): Likewise.
198 (gcc_cv_ld_sysroot): Likewise.
199 (ld_bndplt_support): Likewise.
200 (ld_pushpopstate_support): Likewise.
201 * configure: Regenerate.
202 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
204 2017-06-21 Jakub Jelinek <jakub@redhat.com>
206 PR target/81151
207 * config/i386/sse.md (round<mode>2): Renumber match_dup and
208 operands indexes to avoid gap between operands and match_dups.
210 2017-06-21 Andrew Pinski <apinski@cavium.com>
212 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
213 Increment Arith_shift and Arith_shift_reg by 1.
214 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
215 New tuning flag.
216 * config/aarch64/aarch64.c (thunderx_tunings): Enable
217 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
218 (aarch64_strip_extend): Add new argument and test for it.
219 (aarch64_cheap_mult_shift_p): New function.
220 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
221 add a cost if it is true.
222 Update calls to aarch64_strip_extend.
223 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
225 2017-06-21 Andrew Pinski <apinski@cavium.com>
227 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
228 tunings.
229 (thunderxt88): Likewise.
230 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
231 (thunderx_prefetch_tune): New variable.
232 (thunderx2t99_prefetch_tune): Update for the correct values.
233 (thunderxt88_tunings): New variable.
234 (thunderx_tunings): Use thunderx_prefetch_tune instead of
235 generic_prefetch_tune.
236 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
238 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
240 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
241 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
242 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
243 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
244 (aarch64_atomic_cas<mode>, GPI): Likewise.
246 2017-06-21 Martin Liska <mliska@suse.cz>
248 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
249 statements on cold and hot labels.
250 * predict.c (tree_estimate_probability_bb): Remove the
251 prediction from this place.
253 2017-06-21 Martin Liska <mliska@suse.cz>
255 PR tree-optimization/79489
256 * gimplify.c (maybe_add_early_return_predict_stmt): New
257 function.
258 (gimplify_return_expr): Call the function.
259 * predict.c (tree_estimate_probability_bb): Remove handling
260 of early return.
261 * predict.def: Update comment about early return predictor.
262 * gimple-predict.h (is_gimple_predict): New function.
263 * predict.def: Change default value of early return to 66.
264 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
265 statements.
266 * passes.def: Put pass_strip_predict_hints to the beginning of
267 IPA passes.
269 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
271 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
272 FUNCTION_DECL declarations.
273 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
274 declarations.
275 (dwaf2out_decl): Likewise.
276 * godump.c (go_early_global_decl): Skip call to the real debug hook
277 for FUNCTION_DECL declarations.
278 * passes.c (rest_of_decl_compilation): Skip call to the
279 early_global_decl debug hook for FUNCTION_DECL declarations, unless
280 -fdump-go-spec is passed.
282 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
284 * config/i386/i386.c (struct builtin_isa): New field pure_p.
285 Reorder for compactness.
286 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
287 (def_builtin_pure, def_builtin_pure2): New functions.
288 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
290 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
292 * match.pd (nop_convert): New predicate.
293 ((A +- CST1) +- CST2): Allow some NOP conversions.
295 2017-06-21 Jakub Jelinek <jakub@redhat.com>
297 PR c++/81130
298 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
299 with ctors/dtors if GOVD_SHARED is set.
301 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
303 * config/aarch64/aarch64.md (movti_aarch64):
304 Emit mov rather than orr.
305 (movtf_aarch64): Likewise.
306 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
307 Emit mov rather than orr.
309 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
311 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
312 Swap alternatives, make integer dup more expensive.
314 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
316 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
317 Return true for non-tls symbols.
319 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
321 * config/aarch64/aarch64-cores.def (cortex-a55): New.
322 (cortex-a75): Likewise.
323 (cortex-a75.cortex-a55): Likewise.
324 * config/aarch64/aarch64-tune.md: Regenerate.
325 * doc/invoke.texi (-mtune): Document new values for -mtune.
327 2017-06-21 Tom de Vries <tom@codesourcery.com>
329 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
330 stack_size feature.
331 (Effective-Target Keywords, Other attributes): Suggest using
332 dg-add-options stack_size feature to get stack limit in stack_size
333 effective target documentation.
335 2017-06-21 Julian Brown <julian@codesourcery.com>
336 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
338 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
339 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
340 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
341 reservation.
342 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
343 attribute type list for neon_multiply.
344 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
345 attribute type list for neon_multiply.
346 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
347 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
348 attribute type list for neon_multiply.
349 * config/arm/types.md (crypto_pmull): Add.
350 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
351 attribute type list.
353 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
355 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
356 arm1176jzf-s.
358 2017-06-20 Jakub Jelinek <jakub@redhat.com>
360 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
361 to make sure not to dereference a NULL cost_classes_ptr pointer.
363 2017-06-20 Carl Love <cel@us.ibm.com>
365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
366 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
367 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
368 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
369 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
370 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
371 VMULOSW): New enum "unspec" values.
372 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
373 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
374 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
375 altivec_vmulosw): New patterns.
376 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
377 VMULOSW): Add definitions.
379 2017-06-20 Julia Koval <julia.koval@intel.com>
381 * config/i386/i386.c: Fix rounding expand for new pattern.
382 * config/i386/subst.md: Fix pattern (parallel -> unspec).
384 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
386 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
387 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
389 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
391 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
392 feature string.
394 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
396 * config/aarch64/aarch64-cores.def: Rearrange to sort by
397 architecture, then by implementer ID.
398 * config/aarch64/aarch64-tune.md: Regenerate.
400 2017-06-20 Richard Biener <rguenther@suse.de>
402 PR middle-end/81097
403 * fold-const.c (split_tree): Fold to type before negating.
405 2017-06-20 David Malcolm <dmalcolm@redhat.com>
407 * diagnostic-show-locus.c
408 (selftest::test_fixit_deletion_affecting_newline): New function.
409 (selftest::diagnostic_show_locus_c_tests): Call it.
411 2017-06-20 Andreas Schwab <schwab@suse.de>
413 PR target/80970
414 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
415 instead of "+d".
417 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
419 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
420 __ARM_FEATURE_COPROC according to support.
422 2017-06-20 Jakub Jelinek <jakub@redhat.com>
424 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
425 Rewritten to avoid overflow for > 32-bit pointers.
427 PR sanitizer/81125
428 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
429 by removing enum keyword.
430 (ubsan_type_descriptor): Likewise. Formatting fix.
432 PR target/81121
433 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
434 splitter): Require TARGET_SSE2 in the condition.
436 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
438 PR target/79799
439 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
440 for doing vector set of SFmode on ISA 3.0.
441 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
442 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
443 element.
444 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
445 SFmode value into a V4SF variable that was extracted from another
446 V4SF variable without converting the element to double precision
447 and back to single precision vector format.
448 (vsx_insert_extract_v4sf_p9_2): Likewise.
450 2017-06-19 Jakub Jelinek <jakub@redhat.com>
452 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
453 in UWHI to avoid undefined overflow.
455 PR sanitizer/81125
456 * ubsan.h (enum ubsan_encode_value_phase): New.
457 (ubsan_encode_value): Change second argument to
458 enum ubsan_encode_value_phase with default value of
459 UBSAN_ENCODE_VALUE_GENERIC.
460 * ubsan.c (ubsan_encode_value): Change second argument to
461 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
462 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
463 create_tmp_var_raw instead of create_tmp_var and use a
464 TARGET_EXPR.
465 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
466 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
467 ubsan_encode_value callers.
469 PR sanitizer/81111
470 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
471 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
472 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
474 2017-06-19 Richard Biener <rguenther@suse.de>
476 PR middle-end/81118
477 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
478 estimates if we changed anything.
480 2017-06-19 Richard Biener <rguenther@suse.de>
482 PR tree-optimization/80887
483 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
484 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
485 simplified lookups, then reset mprts_hook.
486 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
487 simplifying.
488 (try_to_simplify): Likewise.
490 2017-06-19 Martin Liska <mliska@suse.cz>
492 PR sanitizer/80879
493 * gimplify.c (gimplify_switch_expr):
494 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
496 2017-06-19 Martin Liska <mliska@suse.cz>
498 * doc/install.texi: Document that PGO runs in 4 stages.
500 2017-06-19 Martin Liska <mliska@suse.cz>
502 PR ipa/80732
503 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
504 to dispatcher function name.
505 * multiple_target.c (replace_function_decl): New function.
506 (create_dispatcher_calls): Redirect both edges and references.
508 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
510 * profile-count.c (profile_count::dump): Dump quality.
511 (profile_count::differs_from_p): Update for unsigned val.
512 * profile-count.h (profile_count_quality): New enum.
513 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
515 2017-06-19 Richard Biener <rguenther@suse.de>
517 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
518 struct function as arg.
519 (estimate_numbers_of_iterations): Export overload with loop arg.
520 (free_numbers_of_iterations_estimates_loop): Use an overload of
521 free_numbers_of_iterations_estimates instead.
522 * tree-cfg.c (remove_bb): Adjust.
523 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
524 * tree-parloops.c (gen_parallel_loop): Likewise.
525 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
526 Likewise.
527 (tree_unroll_loops_completely): Likewise.
528 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
529 Use an overload instead and export.
530 (estimated_loop_iterations): Adjust.
531 (max_loop_iterations): Likewise.
532 (likely_max_loop_iterations): Likewise.
533 (estimate_numbers_of_iterations): Take struct function as arg
534 and adjust.
535 (loop_exits_before_overflow): Adjust.
536 (free_numbers_of_iterations_estimates_loop): Use an overload.
537 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
538 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
540 2017-06-19 Richard Biener <rguenther@suse.de>
542 PR ipa/81112
543 * ipa-prop.c (find_constructor_constant_at_offset): Handle
544 RANGE_EXPR conservatively.
546 2017-06-16 Carl Love <cel@us.ibm.com>
548 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
549 definitions for vec_float, vec_float2, vec_floato,
550 vec_floate built-ins.
551 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
552 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
553 floate.
554 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
555 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
556 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
557 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
558 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
559 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
560 vec_floato): Add builtin defines.
561 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
562 Update the built-in documentation file for the new built-in
563 functions.
565 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
567 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
568 (mthumb): Mark as the negative of -marm.
570 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
572 * doc/invoke.texi (ARM Options, -mcpu): Document supported
573 extension options.
574 (ARM Options, -mtune): Document that this accepts the same
575 extension options as -mcpu.
576 (ARM Options, -mfpu): Document addition of -mfpu=auto.
578 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
580 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
581 permitted extensions.
583 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
585 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
586 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
587 (armv8-m.main): Add option +nodsp.
588 * config/arm/arm-cpu-cdata.h: Regenerated.
590 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
592 * config/arm/t-fuchsia: New file.
593 * config.gcc (arm*-*-fuchsia*): Use it.
595 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
597 * config/arm/t-symbian: Rewrite for new option infrastructure.
599 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
601 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
602 (MULTILIB_REQUIRED): Likewise.
604 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
606 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
607 (MULTILIB_RESUE): Likewise.
608 (MULTILIB_MATCHES): Likewise.
609 (MULTLIB_REQUIRED): Likewise.
611 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
613 * config/arm/t-rtems: Rewrite for new option framework.
615 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
617 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
618 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
619 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
620 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
621 * config/arm/t-multilib: ... here.
622 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
623 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
624 armv7-a and armv8*-a when A-profile libraries have not been built.
625 * config/arm/t-rmprofile: Rewrite.
627 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
629 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
630 with a backslash. Remove the backslash after substituting unescaped
631 periods.
632 * doc/fragments.texi (MULTILIB_REUSE): Document it.
634 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
636 * config.gcc: (arm*-*-*): When building a-profile libraries, force
637 the driver to pass through the default setting of -mfloat-abi.
638 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
639 rather than NULL.
640 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
641 (all_feat_combs): New rule.
642 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
643 default libraries.
644 * config/arm/t-aprofile: Rewrite.
646 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
648 * config/arm/arm.h (FPUTYPE_AUTO): Define.
649 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
650 fpu is not specified by the user/command-line.
651 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
652 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
653 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
654 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
655 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
656 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
658 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
660 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
661 * config/arm/t-arm-elf: Rewritten.
663 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
665 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
666 have some floating-point instructions.
667 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
668 (TARGET_MAYBE_HARD_FLOAT): New macro.
669 * config/arm/arm-builtins.c (arm_init_builtins): Use
670 TARGET_MAYBE_HARD_FLOAT.
671 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
673 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
675 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
676 (configargs.h): Include it.
677 (arm_print_hint_for_fpu_option): New function.
678 (arm_parse_fpu_option): New function.
679 (candidate_extension): New class.
680 (arm_canon_for_multilib): New function.
681 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
682 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
683 (ARCH_CANONICAL_SPECS): New macro.
684 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
686 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
688 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
689 are set after handling multilib fragments. Set target_cpu_default2
690 from with_cpu.
692 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
694 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
695 cpu name.
696 (arm*-*-*): Set target_cpu_default2 to a quoted string.
697 * config/arm/parsecpu.awk (check_cpu): Validate any extension
698 options.
699 (check_arch): Likewise.
700 * config/arm/arm.c (arm_configure_build_target): Handle
701 TARGET_CPU_DEFAULT being a string constant. Scan any feature
702 options in the default.
704 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
706 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
707 when an option is an alias of another.
708 * config/arm/parsecpu.awk (optalias): New parser token.
709 (gen_comm_data): Mark non-alias options as such. Emit entries
710 for extension aliases.
711 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
712 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
713 (armv6kz, armv6zk, armv6t2): Likewise.
714 (armv7): Make vfpv3-d16 an alias.
715 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
716 canonical order.
717 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
718 Sort in canonical order.
719 (armv8-a): Sort in canonical order.
720 (armv8.1-a, armv8.2-a): Likewise.
721 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
722 canonical order.
723 (cortex-a9): Sort in canonical order.
724 * config/arm/arm.c (selftests.h): Include it.
725 (arm_test_cpu_arch_data): New function.
726 (arm_run_self_tests): New function.
727 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
728 (targetm): Move declaration to the end of the file.
729 * arm-cpu-cdata.h: Regenerated.
731 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
733 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
734 call to target_mode_check describing the type of option passed.
735 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
736 (arm_target_thumb_only): Use arm_parse_arch_option_name or
737 arm_parse_cpu_option_name to match parameters against list of
738 available targets.
739 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
740 arm_arch_core_flags data structure.
741 * config/arm/arm-cpu_cdata.h: Regenerated.
743 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
745 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
746 config/arm/arm.c.
747 (arm_print_hint_for_cpu_option): Likewise.
748 (arm_print_hint_for_arch_option): Likewise.
749 (arm_parse_cpu_option_name): Likewise.
750 (arm_parse_arch_option_name): Likewise.
751 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
752 of entries in the all_fpus list.
753 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
754 (arm_parse_cpu_option_name): Declare.
755 (arm_parse_arch_option_name): Declare.
756 (arm_parse_option_features): Declare.
757 (arm_intialize_isa): Declare.
758 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
759 data tables to ...
760 (gen_comm_data): ... here. Make definitions non-static.
761 * config/arm/arm-cpu-data.h: Regenerated.
762 * config/arm/arm-cpu-cdata.h: Regenerated.
764 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
766 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
767 (cpu_arch_extension): New structure.
768 (cpu_arch_option, arch_option, cpu_option): New structures.
769 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
770 architecture types.
771 (gen_data): Generate new format data tables.
772 * config/arm/arm.c (cpu_tune): New structure.
773 (cpu_option, processors): Delete.
774 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
775 (arm_print_hint_for_cpu_option): ... this and ...
776 (arm_print_hint_for_arch_option): ... this.
777 (arm_parse_arch_cpu_name): Delete. Replace with ...
778 (arm_parse_cpu_option_name): ... this and ...
779 (arm_parse_arch_option_name): ... this.
780 (arm_unrecognized_feature): Change type of target parameter to
781 cpu_arch_option.
782 (arm_parse_arch_cpu_features): Delete. Replace with ...
783 (arm_parse_option_features): ... this.
784 (arm_configure_build_target): Rework to use new configuration data
785 tables.
786 (arm_print_tune_info): Rework for new configuration data tables.
787 * config/arm/arm-cpu-data.h: Regenerated.
788 * config/arm/arm-cpu.h: Regenerated.
790 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
792 * Makefile.in (OBJS): Move sbitmap.o from here ...
793 (OBJS-libcommon): ... to here.
795 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
797 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
798 (ISA_ALL_CRYPTO): New macro.
799 (ISA_ALL_SIMD): New macro
800 (ISA_ALL_FP): New macro.
801 * config/arm/arm.c (fpu_bitlist): Update initializer.
802 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
803 simd or fp.
804 (arm9e): Add fpu. Add option for nofp
805 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
806 (arm926ej-s, arm1026ej-s): Likewise.
807 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
808 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
809 neon-fp16, neon-vfpv4, nofp and nosimd.
810 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
811 (cortex-a8): Add fpu. Add option for nofp.
812 (cortex-a9): Add fpu. Add options for nosimd and nofp.
813 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
814 (cortex-r4f): Add fpu.
815 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
816 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
817 for nofp.
818 (cortex-r8): Likewise.
819 (cortex-m4): Add fpu. Add option for nofp.
820 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
821 (cortex-a17.cortex-a7): Likewise.
822 (cortex-a32): Add fpu. Add options for crypto and nofp.
823 (cortex-a35, cortex-a53): Likewise.
824 (cortex-a57): Add fpu. Add option for crypto.
825 (cortex-a72, cortex-a73): Likewise.
826 (exynos-m1): Likewise.
827 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
828 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
829 (cortex-m33): Add fpu. Add option for nofp.
830 * config/arm/arm-cpu-cdata.h: Regenerated
831 * config/arm/arm-cpu-data.h: Regenerated.
833 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
835 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
836 (armv5te, armv5tej): Likewise.
837 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
838 (armv7): Add options fp and vfpv3-d16.
839 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
840 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
841 nofp and nosimd.
842 (armv7ve): Likewise.
843 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
844 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
845 (armv8-a): Add nocrypto option.
846 (armv8.1-a, armv8.2-a): Likewise.
847 (armv8-m.main): add options fp, fp.dp and nofp.
849 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
851 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
852 nofp.
853 (armv8-a+crc): Delete.
854 (armv8.1-a): Add options simd, crypto and nofp.
855 (armv8.2-a): Add options fp16, simd, crypto and nofp.
856 (armv8.2-a+fp16): Delete.
857 (armv8-m.main): Add option dsp.
858 (armv8-m.main+dsp): Delete.
859 (cortex-a8): Add fpu. Add nofp option.
860 (cortex-a9): Add fpu. Add nofp and nosimd options.
861 * config/arm/parsecpu.awk (gen_data): Generate option tables and
862 link to main cpu and architecture data structures.
863 (gen_comm_data): Only put isa attributes from the main architecture
864 in common tables.
865 (option): New statement for architecture and CPU entries.
866 * arm.c (struct cpu_option): New structure.
867 (struct processors): Add entry for options.
868 (arm_unrecognized_feature): New function.
869 (arm_parse_arch_cpu_name): Ignore any characters after the first
870 '+' character.
871 (arm_parse_arch_cpu_feature): New function.
872 (arm_configure_build_target): Separate out any CPU and architecture
873 features and parse separately. Don't error out if -mfpu=auto is
874 used with only an architecture string.
875 (arm_print_asm_arch_directives): New function.
876 (arm_file_start): Call it.
877 * config/arm/arm-cpu-cdata.h: Regenerated.
878 * config/arm/arm-cpu-data.h: Likewise.
879 * config/arm/arm-tables.opt: Likewise.
881 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
883 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
884 assembler when it is not -mfpu=auto.
886 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
888 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
889 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
890 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
891 (ASM_CPU_SPEC): Rewrite.
892 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
893 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
894 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
895 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
896 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
897 copied string is NUL-terminated. Also strip any characters prefixed
898 by '+'.
899 (arm_rewrite_selected_arch): New function.
900 (arm_rewrite_march): New function.
902 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
904 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
905 (x_arm_cpu_string, x_arm_tune_string): Likewise.
906 (march, mcpu, mtune): Convert to string-based options.
907 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
908 (arm_parse_arch_cpu_name): New function.
909 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
910 identify selected architecture or CPU.
911 (arm_option_save): New function.
912 (TARGET_OPTION_SAVE): Redefine.
913 (arm_option_restore): Restore string options.
914 (arm_option_print): Print string options.
916 2017-06-16 Martin Sebor <msebor@redhat.com>
918 PR tree-optimization/80933
919 PR tree-optimization/80934
920 * builtins.c (fold_builtin_3): Do not handle bcmp here.
921 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
922 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
923 (gimple_fold_builtin): Call them.
925 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
927 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
928 as unlikely; update profile.
930 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
932 * predict.c (force_edge_cold): Handle declaring edges impossible
933 more aggresively.
935 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
937 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
938 profile.
939 (try_unroll_loop_completely): Fix reporting.
941 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
943 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
945 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
947 PR target/71778
948 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
949 if given a non-constant argument for an intrinsic which requires a
950 constant.
952 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
954 * profile.c (compare_freqs): New function.
955 (branch_prob): Sort edge list.
956 (find_spanning_tree): Assume that the list is priority sorted.
958 2017-06-16 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/81090
961 * passes.def (pass_record_bounds): Remove.
962 * tree-pass.h (make_pass_record_bounds): Likewise.
963 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
964 make_pass_record_bounds): Likewise.
965 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
966 not free niter estimates at the beginning but at the end.
967 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
969 2017-06-16 Richard Biener <rguenther@suse.de>
971 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
972 initializer to workaround ICE in host GCC 4.8.
974 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
976 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
977 counts.
978 (clone_inlined_nodes): Update.
980 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
982 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
983 prefetch settings, and enable prefetching by default at -O3.
985 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
987 * config/aarch64/aarch64.c (aarch64_override_options_internal):
988 Set flag_prefetch_loop_arrays according to tuning data.
990 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
992 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
993 New tune structure.
994 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
995 [Unrelated to main purpose of the patch] Place the pointer field last
996 to enable type checking errors when tune structure are wrongly merged.
997 * config/aarch64/aarch64.c (generic_prefetch_tune,)
998 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
999 (thunderx2t99_prefetch_tune): New tune constants.
1000 (tune_params *_tunings): Update all tunings (no functional change).
1001 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
1002 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
1003 from tunings structures.
1005 2017-06-16 Jakub Jelinek <jakub@redhat.com>
1007 PR sanitizer/81094
1008 * ubsan.c (instrument_null): Add T argument, use it instead
1009 of computing it based on IS_LHS.
1010 (instrument_object_size): Likewise.
1011 (pass_ubsan::execute): Adjust instrument_null and
1012 instrument_object_size callers to pass gimple_get_lhs or
1013 gimple_assign_rhs1 result to it. Use instrument_null instead of
1014 calling get_base_address and instrument_mem_ref. Handle
1015 aggregate call arguments for object-size sanitization.
1017 2017-06-16 Yury Gribov <tetra2005@gmail.com>
1019 PR tree-optimization/81089
1020 * tree-vrp.c (is_masked_range_test): Validate operands of
1021 subexpression.
1023 2017-06-15 Martin Sebor <msebor@redhat.com>
1025 PR c++/80560
1026 * dumpfile.c (dump_register): Avoid calling memset to initialize
1027 a class with a default ctor.
1028 * gcc.c (struct compiler): Remove const qualification.
1029 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
1030 * hash-table.h: Ditto.
1031 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
1032 assignment.
1033 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
1034 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
1035 default ctor.
1036 * params.h (struct param_info): Make struct members non-const.
1037 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
1038 with default initialization.
1039 * vec.h (vec_copy_construct, vec_default_construct): New helper
1040 functions.
1041 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
1042 with vec_copy_construct.
1043 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
1044 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
1045 * doc/invoke.texi (-Wclass-memaccess): Document.
1047 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1049 * emit-rtl.h (is_leaf): Update comment about local
1050 register allocator.
1052 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
1054 PR target/78818
1055 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
1056 for a variable to have a section before checking if the section has a
1057 name.
1058 Set section to.persistent if persistent attribute is set.
1059 Warn if .persistent attribute is used on an automatic variable.
1061 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
1063 PR rtl-optimization/80474
1064 * reorg.c (update_block): Do not ignore instructions in a delay slot.
1066 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
1068 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
1069 of REGNO.
1071 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
1073 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
1074 (casesi): Emit bounds checking as RTL.
1075 (casesi_internal_mips16_<mode>): Remove bounds checking.
1077 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
1079 * config/xtensa/xtensa.c (xtensa_option_override): Append
1080 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
1081 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
1082 xtensa_doloop_hooks): Define unconditionally.
1083 (xtensa_reorg_loops): Only call reorg_loops in the presence of
1084 TARGET_LOOPS.
1085 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
1086 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
1087 for it in xtensa_option_override.
1088 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
1089 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
1091 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
1093 * doc/cppopts.texi: Document '-' special value to -MF.
1095 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
1097 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
1098 (cortex_a53_fconst): Likewise.
1099 (cortex_a53_fpmul): Likewise.
1100 (cortex_a53_f_load_64): Likewise.
1101 (cortex_a53_f_load_many): Likewise.
1102 (cortex_a53_advsimd_alu): Likewise.
1103 (cortex_a53_advsimd_alu_q): Likewise.
1104 (cortex_a53_advsimd_mul): Likewise.
1105 (cortex_a53_advsimd_mul_q): Likewise.
1106 (fpmac bypass): Add new bypass for fpmac-fpmac case.
1107 Add missing fmul, r2f_cvt and fconst cases.
1109 2017-06-14 Richard Biener <rguenther@suse.de>
1111 PR middle-end/81088
1112 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
1113 literal constants.
1114 (fold_binary_loc): When associating do not treat pre-existing
1115 TREE_OVERFLOW on literal constants as a reason to allow
1116 TREE_OVERFLOW on associated literal constants.
1118 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1120 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
1121 (MASK_FEATURES): New macro.
1122 * config/sparc/sparc.c (sparc_option_override): Remove the special
1123 handling of -mfpu and generalize it to all MASK_FEATURES switches.
1125 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1127 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
1128 a division of 0 if non-call exceptions are enabled.
1130 2017-06-14 Andrew Pinski <apinski@cavium.com>
1131 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1133 PR target/71663
1134 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1135 Improve vector initialization code gen for only variable case.
1137 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1139 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
1141 2017-06-14 Richard Biener <rguenther@suse.de>
1143 PR tree-optimization/81083
1144 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
1145 as values.
1147 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1149 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
1150 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
1151 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
1152 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
1153 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
1154 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
1156 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1158 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
1159 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
1161 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1163 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
1165 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1167 * config/rs6000/t-rtems: Don't handle SPE.
1169 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1171 * config/rs6000/t-linux: Don't handle SPE.
1173 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1175 * config/rs6000/eabispe.h: Delete file.
1177 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1179 * config/rs6000/t-spe: Delete file.
1181 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1183 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
1184 (rs6000_legitimate_offset_address_p): Return false for anything in
1185 V2SImode or V2SFmode.
1187 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1189 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
1190 except V2SF and V2SI. Rearrange the vector modes, and add comments.
1191 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
1192 and V4HImode.
1193 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
1194 (rs6000_legitimate_offset_address_p): Ditto.
1195 (rs6000_emit_move): Ditto.
1196 (rs6000_init_builtins): Remove V4HI_type_node.
1198 2017-06-13 Martin Liska <mliska@suse.cz>
1200 PR sanitize/78204
1201 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
1202 (gate_asan): Likewise.
1203 * asan.h (asan_no_sanitize_address_p): Remove the function.
1204 (sanitize_flags_p): New function.
1205 * builtins.def: Fix coding style.
1206 * common.opt: Use renamed enum value.
1207 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
1208 * doc/extend.texi: Document no_sanitize attribute.
1209 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
1210 to SANITIZE_UNDEFINED_NONDEFAULT.
1211 * gcc.c (sanitize_spec_function): Use the renamed enum value.
1212 * gimple-fold.c (optimize_atomic_compare_exchange_p):
1213 Use sanitize_flags_p.
1214 * gimplify.c (gimplify_function_tree): Likewise.
1215 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
1216 * opts.c (parse_no_sanitize_attribute): New function.
1217 (common_handle_option): Use renamed enum value.
1218 * opts.h (parse_no_sanitize_attribute): Declare.
1219 * tree.c (sanitize_flags_p): New function.
1220 * tree.h: Declared here.
1221 * tsan.c: Use sanitize_flags_p.
1222 * ubsan.c (ubsan_expand_null_ifn): Likewise.
1223 (instrument_mem_ref): Likewise.
1224 (instrument_bool_enum_load): Likewise.
1225 (do_ubsan_in_current_function): Remove the function.
1226 (pass_ubsan::execute): Use sanitize_flags_p.
1227 * ubsan.h: Remove do_ubsan_in_current_function
1228 * tree-cfg.c (print_no_sanitize_attr_value): New function.
1229 (dump_function_to_file): Use it here.
1231 2017-06-13 Martin Jambor <mjambor@suse.cz>
1233 PR tree-optimization/80803
1234 PR tree-optimization/81063
1235 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
1236 (propagate_subaccesses_across_link): Enqueue subtree whenever
1237 necessary instead of relying on the caller.
1239 2017-06-13 Martin Jambor <mjambor@suse.cz>
1241 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
1242 that have a first_link.
1243 (sort_and_splice_var_accesses): Do not check first_link before
1244 enquing.
1245 (subtree_mark_written_and_enqueue): Likewise.
1246 (propagate_all_subaccesses): Likewise and do not stop at first
1247 parent with a first_link.
1249 2017-06-13 Martin Jambor <mjambor@suse.cz>
1251 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
1252 instead of f.
1254 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1256 * match.pd: New pattern.
1258 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1260 * tree-vrp.c (is_masked_range_test): New function.
1261 (register_edge_assert_for): Determine ranges for
1262 some bit tests.
1264 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1266 PR tree-optimization/67328
1267 * fold-const.c (maskable_range_p): New function.
1268 (build_range_check): Generate bittests if possible.
1270 2017-06-13 Martin Liska <mliska@suse.cz>
1272 * gimple-pretty-print.c (dump_probability): Add new argument.
1273 (dump_edge_probability): Dump both probability and count.
1274 (dump_gimple_label): Likewise.
1275 (dump_gimple_bb_header): Likewise.
1277 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
1279 PR target/81072
1280 * config/avr/avr-devices.c: Fix indentation.
1281 * config/avr/gen-avr-mmcu-specs.c: Dito.
1283 2017-06-13 Richard Biener <rguenther@suse.de>
1285 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
1286 instead get vector type from stmt_info.
1287 (vectorizable_reduction): Adjust. Remove dead code.
1289 2017-06-13 Richard Biener <rguenther@suse.de>
1291 PR middle-end/81065
1292 * fold-const.c (extract_muldiv_1): Remove bogus distribution
1293 case of C * (x * C2 + C3).
1294 (fold_addr_of_array_ref_difference): Properly fold index difference.
1296 2017-06-12 David S. Miller <davem@davemloft.net>
1298 PR target/80968
1299 * config/sparc/sparc.md (return expander): Emit frame blockage if
1300 function uses alloca.
1302 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
1304 * combine.c (make_field_assignment): Check len rather than the mode
1305 precision when calling force_to_mode.
1307 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
1309 Support multilibs and devices that see flash in RAM address range.
1311 PR target/81072
1312 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
1313 (avr_mcu_t) <flash_pm_offset>: New field.
1314 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
1315 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
1316 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
1317 (AVR_TINY_PM_OFFSET): Remove macro.
1318 * config/avr/avr.opt (-mshort-calls): New option.
1319 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
1320 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
1321 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
1322 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
1323 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
1324 instead of avr_arch->have_jmp_call.
1325 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
1326 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
1327 avr_arch->flash_pm_offset to define.
1328 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
1329 new field flash_pm_offset. Add entry for avrxmega3.
1330 (avr_texinfo): Add entry for avrxmega3.
1331 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
1332 attiny212, attiny214,
1333 attiny412, attiny414, attiny416, attiny417,
1334 attiny814, attiny816, attiny817,
1335 attiny1614, attiny1616, attiny1617,
1336 attiny3214, attiny3216, attiny3217.
1337 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
1338 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
1339 (avr_print_operand_address) [AVR_TINY]: Same.
1340 (avr_asm_init_sections) <readonly_data_section>: Only patch
1341 callback if avr_arch->flash_pm_offset = 0.
1342 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
1343 for rodata if avr_arch->flash_pm_offset != 0.
1344 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
1345 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
1346 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
1347 (m_options): Append opt_rcall.
1348 (m_dirnames): Append dir_rcall.
1349 * config/avr/t-multilib: Regenerate.
1351 * configure.ac [target=avr]: Check whether avrxmega3 default
1352 linker description file works as needed.
1353 * configure: Regenerate.
1354 * doc/avr-mmcu.texi: Regenerate.
1355 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
1356 <__AVR_ARCH__>: Document avrxmega3 and 103.
1357 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
1358 <__AVR_SHORT_CALLS__>: Document it.
1359 <__AVR_PM_BASE_ADDRESS__>: Document it.
1360 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
1361 (AVR Variable Attributes) <progmem>: Document this is
1362 not needed for avrxmega3.
1363 (AVR Named Address Spaces) <__flash>: Dito.
1365 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
1367 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
1369 2017-06-12 Doug Rupp <rupp@adacore.com>
1371 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
1372 Append vxworks-stdint.h to the tm_file list.
1373 * config/vxworks-stdint.h: New file.
1375 2017-06-12 Martin Liska <mliska@suse.cz>
1377 PR tree-optimization/81041
1378 * tree-profile.c (gimple_gen_ic_func_profiler):
1379 Create an extra BB in profile-generate
1380 (gimple_gen_time_profiler): Likewise.
1382 2017-06-12 Jakub Jelinek <jakub@redhat.com>
1384 PR tree-optimization/81003
1385 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
1386 (update_range_test): Use it instead of force_gimple_operand_gsi.
1388 2017-06-12 Richard Biener <rguenther@suse.de>
1390 PR tree-optimization/81053
1391 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
1392 with backedge value not defined in loop. Simplify def stmt
1393 compute.
1395 2017-06-11 Tom de Vries <tom@codesourcery.com>
1397 PR target/79939
1398 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
1399 Return true.
1400 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1401 nvptx_cannot_force_const_mem.
1403 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1405 * opts.c (finish_options): Move test for flag_split_stack after
1406 it has been initialized.
1408 2017-06-11 Jason Merrill <jason@redhat.com>
1410 * tree.h (id_equal): New.
1411 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
1412 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
1413 instead of strcmp of IDENTIFIER_POINTER.
1415 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1417 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
1418 (mark_all_inlined_calls_cdtor): Fix formating.
1419 (inline_transform): Rescale profile before inlining.
1421 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1423 * cgraph.h (cgraph_edge::clone): Update prototype.
1424 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
1425 (cgraph_node::create_clone): Update.
1426 (cgraph_node::create_version_clone): Update.
1427 * tree-inline.c (copy_bb): Update.
1428 (expand_call_inline): Update.
1430 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
1432 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
1433 factored out from ...
1434 (rs6000_emit_prologue): ... here.
1436 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
1438 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
1439 factored out from ...
1440 (rs6000_emit_prologue): ... here.
1442 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1444 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
1445 edge counts.
1446 (handle_missing_profiles): Fix computation of tp_first_run.
1447 (counts_to_freqs): Do not touch freqs when count is 0.
1449 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1451 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
1452 profile.
1454 2017-06-10 Tom de Vries <tom@codesourcery.com>
1456 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1457 attributes): Document signal effective target.
1459 2017-06-10 Tom de Vries <tom@codesourcery.com>
1461 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1462 Document effective target stack_size.
1464 2017-06-09 David Malcolm <dmalcolm@redhat.com>
1466 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
1467 to the edit_context if they can be auto-applied.
1469 2017-06-9 Ian Lance Taylor <iant@golang.org>
1471 * opts.c (finish_options): If -fsplit-stack, disable implicit
1472 -forder-blocks-and-partition.
1473 * doc/invoke.texi (Optimize Options): Document that when using
1474 -fsplit-stack -forder-blocks-and-partition is not implicitly
1475 enabled.
1477 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1479 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
1480 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
1481 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
1482 * builtins.def (abort, trap, unreachable): Declare cold.
1483 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
1484 * tree-core.h (ECF_COLD): New.
1485 * tree.c (set_call_expr_flags): Handle ECF_COLD.
1486 (build_common_builtin_nodes): Mark unreachable and abort as cold.
1488 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1490 * predict.c (unlikely_executed_stmt_p): Cleanup.
1492 2017-06-09 Richard Biener <rguenther@suse.de>
1494 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
1495 model if the ref is always written to.
1497 2017-06-09 Tamar Christina <tamar.christina@arm.com>
1499 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
1501 2017-06-09 Tamar Christina <tamar.christina@arm.com>
1503 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
1504 than udiv.
1506 2017-06-09 Tom de Vries <tom@codesourcery.com>
1508 PR target/80855
1509 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
1510 "target cannot support label values" when encountering LABEL_REF.
1512 2017-06-09 Martin Liska <mliska@suse.cz>
1514 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
1515 (gimple_gen_ic_func_profiler): Emit direct comparison
1516 of __gcov_indirect_call_callee with NULL.
1517 (gimple_gen_time_profiler): Change probability from
1518 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
1520 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1522 * profile.c (edge_gcov_counts): Turn to pointer.
1523 (compute_branch_probabilities, compute_branch_probabilities): Update.
1524 (branch_prob): Do not clear edge_gcov_count.
1525 * profile.h (edge_gcov_counts): Turn to pointer.
1526 (edge_gcov_count): Update.
1528 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1530 * gimple.h (gimple_check_failed): Mark cold.
1532 2017-06-09 Richard Biener <rguenther@suse.de>
1534 PR tree-optimization/66623
1535 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
1536 refactor check_reduction into two parts, properly computing
1537 whether we have to check reduction validity for outer loop
1538 vectorization.
1540 2017-06-09 Richard Biener <rguenther@suse.de>
1542 PR tree-optimization/79483
1543 * graphite-scop-detection.c (order): New global.
1544 (get_order): Compute bb to order mapping that satisfies code
1545 generation constraints.
1546 (cmp_pbbs): New helper.
1547 (build_scops): Start domwalk at entry block, sort generated
1548 pbbs.
1550 2017-06-09 Richard Biener <rguenther@suse.de>
1552 PR middle-end/81007
1553 * ipa-polymorphic-call.c
1554 (ipa_polymorphic_call_context::restrict_to_inner_class):
1555 Skip FIELD_DECLs with error_mark_node type.
1556 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
1557 last again.
1559 2017-06-09 Martin Liska <mliska@suse.cz>
1561 * predict.c (struct branch_predictor): New struct.
1562 (test_prediction_value_range): New test.
1563 (predict_c_tests): New function.
1564 * selftest-run-tests.c (selftest::run_tests): Run the function.
1565 * selftest.h: Declare new tests.
1567 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
1569 PR target/80966
1570 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
1571 gen_add3_insn did not fail.
1572 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
1573 r0, construct that number in a temporary reg and add that reg to r0.
1574 If asked to put the result in r0 as well, fail.
1576 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
1578 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
1579 for early expansion of vec_eqv.
1581 2017-06-08 Jakub Jelinek <jakub@redhat.com>
1583 PR middle-end/81005
1584 * ubsan.c (instrument_null): Avoid pointless code temporary.
1585 (pass_ubsan::execute): Instrument aggregate arguments of calls.
1587 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
1589 PR target/81015
1590 Revert:
1591 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1593 PR target/59874
1594 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1595 (*clzhi2): Ditto.
1597 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1599 * predict.c (unlikely_executed_edge_p): Move ahead.
1600 (probably_never_executed_edge_p): Use it.
1602 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
1604 PR middle-end/79988
1605 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
1606 gimple_call_builtin_p call.
1608 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1610 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
1611 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1612 rtl_check_failed_type2, rtl_check_failed_code1,
1613 rtl_check_failed_code2, rtl_check_failed_code_mode,
1614 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
1615 rtvec_check_failed_bounds, rtl_check_failed_flag,
1616 _fatal_insn_not_found, _fatal_insn): Likewise.
1617 * tree.h (tree_contains_struct_check_failed,
1618 tree_check_failed, tree_not_check_failed,
1619 tree_class_check_failed, tree_range_check_failed,
1620 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
1621 tree_vec_elt_check_failed, phi_node_elt_check_failed,
1622 tree_operand_check_failed, omp_clause_check_failed,
1623 omp_clause_operand_check_failed, omp_clause_range_check_failed):
1624 Likewise.
1626 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1628 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
1629 flag_branch_probabilities.
1630 * ipa-inline.c (edge_badness): Likewise.
1631 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
1632 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
1633 * predict.c (maybe_hot_frequency_p): Likewise.
1634 (probably_never_executed): Likewise.
1635 * sched-ebb.c (schedule_ebbs): Likewise.
1636 * sched-rgn.c (find_single_block_region): Likewise.
1637 * tracer.c (tail_duplicate): Likewise.
1639 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1641 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
1642 longer requires x_flag_profile_use.
1644 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1646 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
1647 instead of flag_reorder_blocks_and_partition.
1648 * dbxout.c (dbxout_function_end): Likewise.
1649 * dwarf2out.c (gen_subprogram_die): Likewise.
1650 * haifa-sched.c (sched_create_recovery_edges): Likewise.
1651 * hw-doloop.c (reorg_loops): Likewise.
1652 * varasm.c (assemble_start_function,
1653 assemble_end_function): Likewise.
1654 (decide_function_section): Do not check for
1655 flag_reorder_blocks_and_partition.
1657 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
1659 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
1660 New function.
1661 (chkp_get_hard_register_fake_addr_expr): Ditto.
1662 (chkp_build_addr_expr): Add check for hard reg case.
1663 (chkp_parse_array_and_component_ref): Ditto.
1664 (chkp_find_bounds_1): Ditto.
1665 (chkp_process_stmt): Don't generate bounds store for
1666 hard reg case.
1668 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1670 * predict.c (maybe_hot_bb_p): Do not check profile status.
1671 (maybe_hot_edge_p): Likewise.
1672 (probably_never_executed): Check for zero counts even if profile
1673 is not read.
1674 (unlikely_executed_edge_p): New function.
1675 (unlikely_executed_stmt_p): New function.
1676 (unlikely_executed_bb_p): New function.
1677 (set_even_probabilities): Use unlikely predicates.
1678 (combine_predictions_for_bb): Likewise.
1679 (predict_paths_for_bb): Likewise.
1680 (predict_paths_leading_to_edge): Likewise.
1681 (determine_unlikely_bbs): New function.
1682 (estimate_bb_frequencies): Use it.
1683 (compute_function_frequency): Use zero counts even if profile is
1684 not read.
1685 * profile-count.h: Fix typo.
1687 2017-08-08 Julia Koval <julia.koval@intel.com>
1689 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
1690 _mm512_mask_cvtsepi16_storeu_epi8,
1691 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
1692 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
1693 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
1694 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
1695 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
1696 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
1697 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
1698 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
1699 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
1700 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
1701 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
1702 __builtin_ia32_pmovuswb256mem_mask,
1703 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
1704 __builtin_ia32_pmovwb512mem_mask): New builtins.
1706 2017-08-08 Julia Koval <julia.koval@intel.com>
1708 PR target/73350,80862
1709 * config/i386/subst.md (round): Fix round pattern.
1710 * config/i386/i386.c (ix86_erase_embedded_rounding):
1711 Fix erasing rounding for the fixed pattern.
1713 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1715 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
1717 2017-06-08 Martin Liska <mliska@suse.cz>
1719 PR gcov-profile/80911
1720 * gcov.c (block_info::block_info): New constructor.
1722 2017-06-07 Carl Love <cel@us.ibm.com>
1724 * config/rs6000/rs6000-c: The return type of the following
1725 built-in functions was implemented as int not long long. Fix sign
1726 of return value for the unsigned version of vec_mulo and vec_mule.
1727 vector unsigned long long vec_bperm (vector unsigned long long,
1728 vector unsigned char)
1729 vector signed long long vec_mule (vector signed int,
1730 vector signed int)
1731 vector unsigned long long vec_mule (vector unsigned int,
1732 vector unsigned int)
1733 vector signed long long vec_mulo (vector signed int,
1734 vector signed int)
1735 vector unsigned long long vec_mulo (vector unsigned int,
1736 vector unsigned int)
1737 * doc/extend.texi: Fix the documentation for the built-in
1738 functions.
1740 2017-06-07 Carl Love <cel@us.ibm.com>
1742 PR target/80982
1743 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
1744 for BE.
1746 2017-06-07 Carl Love <cel@us.ibm.com>
1748 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
1749 support, Generate doublehv for signed int/float for BE case only.
1751 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
1753 * doc/invoke.texi (mcx16): Rewrite.
1755 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1757 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
1758 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
1759 *mov<mode>_softfloat, and an anonymous splitter): Use
1760 nonimmediate_operand instead of rs6000_nonimmediate_operand.
1762 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1764 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
1765 SPEFSCR registers.
1766 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1767 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
1768 (rs6000_debug_reg_global): Adjust.
1769 (rs6000_init_hard_regno_mode_ok): Adjust.
1770 (rs6000_dbx_register_number): Adjust.
1771 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
1772 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1773 Remove SPE_ACC and SPEFSCR.
1774 (REG_ALLOC_ORDER): Ditto.
1775 (FRAME_POINTER_REGNUM): Change to 111.
1776 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
1777 (REG_CLASS_NAMES): Ditto.
1778 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
1779 (REGISTER_NAMES): Ditto.
1780 (ADDITIONAL_REG_NAMES): Ditto.
1781 (rs6000_reg_names): Ditto.
1782 * config/rs6000/rs6000.md: Renumber some register number
1783 define_constants.
1785 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1787 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
1788 registers.
1789 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1790 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
1791 to 117.
1792 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
1793 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1794 Delete the SPE high registers.
1795 (REG_ALLOC_ORDER): Ditto.
1796 (enum reg_class): Remove SPE_HIGH_REGS.
1797 (REG_CLASS_NAMES): Ditto.
1798 (REG_CLASS_CONTENTS): Delete the SPE high registers.
1799 (REGISTER_NAMES): Ditto.
1800 (rs6000_reg_names): Ditto.
1801 * doc/tm.texi.in: Remove SPE as example.
1802 * doc/tm.texi: Regenerate.
1804 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1806 * config/rs6000/8540.md (ppc8540_brinc): Delete.
1807 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
1808 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
1809 * config/rs6000/rs6000.md (type): Remove "brinc".
1811 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1813 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
1814 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
1815 * config/rs6000/linuxspe.h: Delete file.
1816 * config/rs6000/rs6000.md: Don't include spe.md.
1817 * config/rs6000/spe.h: Delete file.
1818 * config/rs6000/spe.md: Delete file.
1819 * config/rs6000/t-rs6000: Remove spe.md.
1821 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1823 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
1824 (reg_or_none500mem_operand): Delete.
1825 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
1826 instead of reg_or_none500mem_operand.
1828 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1830 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
1831 handling of SPE flags.
1832 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
1834 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1836 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
1837 SPE ABI handling.
1838 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
1839 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
1840 paired_divv2sf3): Similar.
1841 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
1842 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
1843 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
1844 RS6000_BUILTIN_S.
1845 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
1846 Rename the paired_* instruction patterns.
1847 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
1848 define __SPE__.
1849 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
1850 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
1851 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
1852 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
1853 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
1854 PAIRED_VECTOR_MODE.
1855 (struct machine_function): Delete field spe_insn_chain_scanned_p.
1856 (spe_func_has_64bit_regs_p): Delete.
1857 (spe_expand_predicate_builtin): Delete.
1858 (spe_expand_evsel_builtin): Delete.
1859 (TARGET_DWARF_REGISTER_SPAN): Do not define.
1860 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
1861 (invalid_e500_subreg): Delete.
1862 (rs6000_legitimize_address): Always force_reg op2 as well, for
1863 paired single memory accesses.
1864 (rs6000_member_type_forces_blk): Delete.
1865 (rs6000_spe_function_arg): Delete.
1866 (rs6000_expand_unop_builtin): Delete SPE handling.
1867 (rs6000_expand_binop_builtin): Ditto.
1868 (spe_expand_stv_builtin): Delete.
1869 (bdesc_2arg_spe): Delete.
1870 (spe_expand_builtin): Delete.
1871 (spe_expand_predicate_builtin): Delete.
1872 (spe_expand_evsel_builtin): Delete.
1873 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
1874 (spe_init_builtins): Delete.
1875 (spe_func_has_64bit_regs_p): Delete.
1876 (savres_routine_name): Delete "info" parameter. Adjust callers.
1877 (rs6000_emit_stack_reset): Ditto.
1878 (rs6000_dwarf_register_span): Delete.
1879 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
1880 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
1881 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
1882 Delete.
1883 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
1884 Delete.
1885 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
1886 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
1887 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
1888 mulv2sf3, divv2sf3): Delete expanders.
1890 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1892 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
1894 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1896 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
1897 * config/rs6000/rs6000.c: Ditto.
1899 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1901 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
1902 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
1903 comparison_operator.
1905 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1907 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
1908 * config/rs6000/rs6000.opt: Ditto.
1909 * config/rs6000/t-rtems: Ditto.
1911 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1913 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
1914 TARGET_E500_SINGLE by 0, simplify.
1915 * config/rs6000/rs6000.c: Ditto.
1916 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
1917 (spe_build_register_parallel): Delete.
1918 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
1919 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
1920 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
1921 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
1922 (E500_CONVERT): Delete.
1923 * config/rs6000/spe.md: Remove many patterns and all define_constants.
1925 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1927 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
1928 * config/rs6000/dfp.md: Ditto.
1929 (negdd2, *negdd2_fpr): Merge.
1930 (absdd2, *absdd2_fpr): Merge.
1931 (negtd2, *negtd2_fpr): Merge.
1932 (abstd2, *abstd2_fpr): Merge.
1933 * config/rs6000/e500.h: Delete file.
1934 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
1935 TARGET_FPRS by 1 and simplify.
1936 * config/rs6000/rs6000-c.c: Ditto.
1937 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
1938 TARGET_DF_SPE by 0.
1939 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
1940 TARGET_DF_SPE.
1941 * config/rs6000/rs6000.md: Ditto.
1942 (floatdidf2, *floatdidf2_fpr): Merge.
1943 (move_from_CR_gt_bit): Delete.
1944 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
1945 (E500_CR_IOR_COMPARE): Delete.
1946 (All patterns that require !TARGET_FPRS): Delete.
1947 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
1949 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1951 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
1953 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1955 * graphds.c (add_edge): Intitialize edge's attached data.
1956 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
1957 pointer parameter. Call pointed function on each edge during
1958 graph traversing. Skip traversing the edge when the function
1959 returns true.
1960 (graphds_dfs, graphds_scc): Ditto.
1961 (for_each_edge): New parameter. Pass the new parameter to callback
1962 function.
1963 * graphds.h (skip_edge_callback): New function pointer type.
1964 (graphds_dfs, graphds_scc): New function pointer parameter.
1965 (graphds_edge_callback, for_each_edge): New parameter.
1967 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1969 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
1970 out code checking if runtime alias check is possible to below ...
1971 Call the new function.
1972 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
1973 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
1975 2017-06-07 Marek Polacek <polacek@redhat.com>
1977 PR sanitizer/80932
1978 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
1979 TYPE_OVERFLOW_WRAPS check.
1981 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1983 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
1984 if versioning is required.
1985 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
1986 peeling with the check for versioning.
1988 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1990 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
1991 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
1992 Set true to new parameter if new ssa variable is defined.
1993 (vect_gen_vector_loop_niters): Refactor. Set range information
1994 for the new vector loop bound variable.
1995 (vect_do_peeling): Ditto.
1997 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1999 * tree-affine.c (ssa.h): Include header file.
2000 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
2001 has wrapping overflow behavior.
2003 2017-06-07 Bin Cheng <bin.cheng@arm.com>
2005 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
2007 2017-06-07 Bin Cheng <bin.cheng@arm.com>
2009 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
2010 (tree_to_aff_combination): ... here.
2012 2017-06-07 Bin Cheng <bin.cheng@arm.com>
2014 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
2015 reg_pressure model function.
2016 (ivopts_global_cost_for_size): Delete.
2017 (determine_set_costs, iv_ca_recount_cost): Call new model function
2018 ivopts_estimate_reg_pressure.
2020 2017-06-07 Tamar Christina <tamar.christina@arm.com>
2022 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more expensive than udiv.
2023 Remove floating point cases from mod.
2025 2017-06-07 Tamar Christina <tamar.christina@arm.com>
2027 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost): Increase idiv cost.
2029 2017-06-07 Tamar Christina <tamar.christina@arm.com>
2031 * config/aarch64/aarch64.md
2032 (copysignsf3): Fix mask generation.
2034 2017-06-07 Jakub Jelinek <jakub@redhat.com>
2036 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
2037 TDI_gimple.
2038 (class dump_manager): Add register_dumps method.
2039 * dumpfile.c: Include langhooks.h.
2040 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
2041 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
2042 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
2043 (dump_manager::dump_register): Start with 512 entries instead of 32.
2044 (dump_manager::register_dumps): New method.
2045 * toplev.c (general_init): Instead of invoking register_dumps
2046 langhook, invoke register_dumps method on the dump manager.
2047 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
2048 TDI_generic.
2050 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
2052 * doc/md.texi: Clarify the restrictions on a define_insn condition.
2053 Say that # requires an associated define_split to exist, and that
2054 the define_split must be suitable for use after register allocation.
2056 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2058 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
2059 (compute_outgoing_frequencies): Also initialize zero counts.
2060 (find_many_sub_basic_blocks): Do not produce uninitialized profile
2061 around loops; preserve more of profile when nothing changes.
2063 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
2065 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
2066 here.
2067 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
2068 * config/arm/arm-cpu-cdata.h: Regenerate.
2069 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
2070 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
2071 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
2072 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
2073 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
2074 support.
2075 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
2076 support.
2077 * config/arm/t-rmprofile: Likewise.
2078 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
2080 2017-06-06 David S. Miller <davem@davemloft.net>
2082 PR target/80968
2083 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
2084 blockage if function uses alloca.
2086 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
2088 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
2089 New "uid" fields to hold pretty-print IDs of group and ref.
2090 Memory references are now identified as <group_id>:<ref_id>
2091 instead of using [random] addresses.
2092 (dump_mem_details): Simplify, no functional change.
2093 (dump_mem_ref): Simplify and make output more concise.
2094 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
2095 (find_or_create_group): Initialize group uid.
2096 (record_ref): Initialize ref uid. Improve debug output.
2097 (prune_group_by_reuse, should_issue_prefetch_p,)
2098 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
2099 (mark_nontemporal_store, determine_loop_nest_reuse):
2100 Improve debug output.
2102 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
2104 * dbgcnt.def (prefetch): New debug counter.
2105 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
2106 (schedule_prefetches): Stop issueing prefetches if debug counter
2107 tripped.
2109 2017-06-06 Tom de Vries <tom@codesourcery.com>
2111 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
2112 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
2114 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2116 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
2117 Use aarch64_reg_or_zero predicate for operand 4.
2118 (aarch64_compare_and_swap<mode> define_insn_and_split):
2119 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
2120 (aarch64_store_exclusive<mode>): Likewise for operand 2.
2122 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
2124 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
2125 (arm_compute_save_core_reg_mask): This.
2126 (thumb1_compute_save_reg_mask): Rename into ...
2127 (thumb1_compute_save_core_reg_mask): This.
2128 (arm_compute_save_reg0_reg12_mask): Adapt comment.
2129 (arm_compute_frame_layout): Likewise.
2131 2017-06-06 Richard Biener <rguenther@suse.de>
2133 PR tree-optimization/80974
2134 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
2135 keep or clear leaders SSA info.
2137 2017-06-06 Tom de Vries <tom@codesourcery.com>
2139 * config/nvptx/nvptx.c (split_mode_p): New function.
2140 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
2142 2017-06-06 Tom de Vries <tom@codesourcery.com>
2144 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
2146 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2148 PR bootstrap/80978
2149 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
2150 profile.
2152 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2154 * shrink-wrap.c (handle_simple_exit): Update profile.
2155 (try_shrink_wrapping): Upate profile.
2157 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2159 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
2160 (tree_guess_outgoing_edge_probabilities): New.
2161 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
2162 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
2164 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2166 * ipa-split.c (split_function): Initialize return bb profile.
2168 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2170 * profile.c (compute_branch_probabilities): Also initialize
2171 EXIT_BLOCK profile.
2173 2017-06-06 Richard Biener <rguenther@suse.de>
2175 PR tree-optimization/80928
2176 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
2177 (vect_analyze_loop_operations): Properly guard analysis for
2178 pure SLP case.
2179 (vect_transform_loop): Likewise.
2180 (vect_analyze_loop_2): Also reset SLP type on PHIs.
2181 (vect_model_induction_cost): Do not cost for pure SLP.
2182 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
2183 of induction in inner loop vectorization.
2184 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
2185 (vect_get_and_check_slp_defs): Handle vect_induction_def.
2186 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
2187 recursion.
2188 (vect_analyze_slp_cost_1): Cost induction.
2189 (vect_detect_hybrid_slp_stmts): Handle PHIs.
2190 (vect_get_slp_vect_defs): Likewise.
2191 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
2192 (vect_transform_stmt): Handle SLP reductions.
2193 * tree-vectorizer.h (vectorizable_induction): Adjust.
2195 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2197 * config/rs6000/rs6000.c (make_resolver_func): Update
2198 init_lowered_empty_function call.
2200 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
2202 * doc/invoke.texi: Document the -fprofile-abs-path option.
2203 * common.opt (fprofile-abs-path): New option.
2204 * gcov-io.h (gcov_write_filename): Declare.
2205 * gcov-io.c (gcov_write_filename): New function.
2206 * coverage.c (coverage_begin_function): Use gcov_write_filename.
2207 * profile.c (output_location): Likewise.
2209 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2211 * shring-wrap.c: Revert accidental commit.
2213 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
2215 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
2217 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2219 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
2220 new edge.
2221 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
2222 profile in callgraph edge.
2223 * profile-count.h (apply_probability): If THIS is 0, then result is 0
2224 (apply_scale): Likewise.
2225 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
2226 Also scale profile when inlining function with zero profile.
2227 (initialize_cfun): Update exit block profile even when it is zero.
2228 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
2229 when profile is read.
2231 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2233 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
2234 (CLONE_*): New constants to define the processors we can generate
2235 code for with the target_clone attribute.
2236 (rs6000_clone_map): New array to identify which clone processors
2237 the current program is running on.
2238 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
2239 target_clone attribute.
2240 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
2241 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
2242 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
2243 (cpu_expand_builtin): Add support for target_clone attribute.
2244 (rs6000_valid_attribute_p): Allow "default" attribute.
2245 (get_decl_name): New debug function to simplify printing the
2246 current function name in debugging statements.
2247 (rs6000_clone_priority): New functions to support the target_clone
2248 attribute, and be able to generate code to switch between ISA 2.05
2249 through ISA 3.0 (power6 through power9).
2250 (rs6000_compare_version_priority): Likewise.
2251 (rs6000_get_function_versions_dispatcher): Likewise.
2252 (make_resolver_func): Likewise.
2253 (add_condition_to_bb): Likewise.
2254 (dispatch_function_versions): Likewise.
2255 (rs6000_generate_version_dispatcher_body): Likewise.
2256 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
2257 (fusion_gpr_load_p): Fix a spacing issue.
2258 * doc/extend.texi (Common Function Attributes): Document that the
2259 PowerPC supports the target_clone attribute.
2261 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2263 * config/arm/arm.h: explain F symbol found in description of ARM
2264 register allocation in its legend.
2266 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2268 * config/mips/frame-header-opt.c: Include profile-count.h.
2269 * config/riscv/riscv.c: Include profile-count.h
2271 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2273 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
2274 update profile.
2275 (sm_set_flag_if_changed): Add bbs field.
2276 (execute_sm_if_changed_flag_set): Pass BBS.
2277 (execute_sm): Update.
2279 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2281 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
2282 New pattern.
2284 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2286 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
2287 (peephole2): New peephole2 to emit the above.
2288 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
2290 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2292 * config/aarch64/aarch64.c (define_peephole2 above
2293 *sub_<shift>_<mode>): New peephole.
2295 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
2297 * config/i386/i386.c (make_resolver_func): Update.
2298 * Makefile.in: Add profile-count.h and profile-count.o
2299 * auto-profile.c (afdo_indirect_call): Update to new API.
2300 (afdo_set_bb_count): Update.
2301 (afdo_propagate_edge): Update.
2302 (afdo_propagate_circuit): Update.
2303 (afdo_calculate_branch_prob): Update.
2304 (afdo_annotate_cfg): Update.
2305 * basic-block.h: Include profile-count.h
2306 (struct edge_def): Turn count to profile_count.
2307 (struct basic_block_def): Likewie.
2308 (REG_BR_PROB_BASE): Move to profile-count.h
2309 (RDIV): Move to profile-count.h
2310 * bb-reorder.c (max_entry_count): Turn to profile_count.
2311 (find_traces): Update.
2312 (rotate_loop):Update.
2313 (connect_traces):Update.
2314 (sanitize_hot_paths):Update.
2315 * bt-load.c (migrate_btr_defs): Update.
2316 * cfg.c (RDIV): Remove.
2317 (init_flow): Use alloc_block.
2318 (alloc_block): Uninitialize count.
2319 (unchecked_make_edge): Uninitialize count.
2320 (check_bb_profile): Update.
2321 (dump_edge_info): Update.
2322 (dump_bb_info): Update.
2323 (update_bb_profile_for_threading): Update.
2324 (scale_bbs_frequencies_int): Update.
2325 (scale_bbs_frequencies_gcov_type): Update.
2326 (scale_bbs_frequencies_profile_count): New.
2327 * cfg.h (update_bb_profile_for_threading): Update.
2328 (scale_bbs_frequencies_profile_count): Declare.
2329 * cfgbuild.c (compute_outgoing_frequencies): Update.
2330 (find_many_sub_basic_blocks): Update.
2331 * cfgcleanup.c (try_forward_edges): Update.
2332 (try_crossjump_to_edge): Update.
2333 * cfgexpand.c (expand_gimple_tailcall): Update.
2334 (construct_exit_block): Update.
2335 * cfghooks.c (verify_flow_info): Update.
2336 (dump_bb_for_graph): Update.
2337 (split_edge): Update.
2338 (make_forwarder_block): Update.
2339 (duplicate_block): Update.
2340 (account_profile_record): Update.
2341 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
2342 (get_estimated_loop_iterations): Update.
2343 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
2344 (single_likely_exit): Update.
2345 * cfgloopmanip.c (scale_loop_profile): Update.
2346 (loopify): Update.
2347 (set_zero_probability): Update.
2348 (lv_adjust_loop_entry_edge): Update.
2349 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
2350 (purge_dead_edges): Update.
2351 (rtl_account_profile_record): Update.
2352 * cgraph.c (cgraph_node::create): Uninitialize count.
2353 (symbol_table::create_edge): Uninitialize count.
2354 (cgraph_update_edges_for_call_stmt_node): Update.
2355 (cgraph_edge::dump_edge_flags): Update.
2356 (cgraph_node::dump): Update.
2357 (cgraph_edge::maybe_hot_p): Update.
2358 * cgraph.h: Include profile-count.h
2359 (create_clone), create_edge, create_indirect_edge): Update.
2360 (cgraph_node): Turn count to profile_count.
2361 (cgraph_edge0: Likewise.
2362 (make_speculative, clone): Update.
2363 (create_edge): Update.
2364 (init_lowered_empty_function): Update.
2365 * cgraphclones.c (cgraph_edge::clone): Update.
2366 (duplicate_thunk_for_node): Update.
2367 (cgraph_node::create_clone): Update.
2368 * cgraphunit.c (cgraph_node::analyze): Update.
2369 (cgraph_node::expand_thunk): Update.
2370 * final.c (dump_basic_block_info): Update.
2371 * gimple-streamer-in.c (input_bb): Update.
2372 * gimple-streamer-out.c (output_bb): Update.
2373 * graphite.c (print_global_statistics): Update.
2374 (print_graphite_scop_statistics): Update.
2375 * hsa-brig.c: Include basic-block.h.
2376 * hsa-dump.c: Include basic-block.h.
2377 * hsa-gen.c (T sum_slice): Update.
2378 (convert_switch_statements):Update.
2379 * hsa-regalloc.c: Include basic-block.h.
2380 * ipa-chkp.c (chkp_produce_thunks): Update.
2381 * ipa-cp.c (struct caller_statistics): Update.
2382 (init_caller_stats): Update.
2383 (gather_caller_stats): Update.
2384 (ipcp_cloning_candidate_p): Update.
2385 (good_cloning_opportunity_p): Update.
2386 (get_info_about_necessary_edges): Update.
2387 (dump_profile_updates): Update.
2388 (update_profiling_info): Update.
2389 (update_specialized_profile): Update.
2390 (perhaps_add_new_callers): Update.
2391 (decide_about_value): Update.
2392 (ipa_cp_c_finalize): Update.
2393 * ipa-devirt.c (struct odr_type_warn_count): Update.
2394 (struct decl_warn_count): Update.
2395 (struct final_warning_record): Update.
2396 (possible_polymorphic_call_targets): Update.
2397 (ipa_devirt): Update.
2398 * ipa-fnsummary.c (redirect_to_unreachable): Update.
2399 * ipa-icf.c (sem_function::merge): Update.
2400 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
2401 * ipa-inline.c (compute_uninlined_call_time): Update.
2402 (compute_inlined_call_time): Update.
2403 (want_inline_small_function_p): Update.
2404 (want_inline_self_recursive_call_p): Update.
2405 (edge_badness): Update.
2406 (lookup_recursive_calls): Update.
2407 (recursive_inlining): Update.
2408 (inline_small_functions): Update.
2409 (dump_overall_stats): Update.
2410 (dump_inline_stats): Update.
2411 * ipa-profile.c (ipa_profile_generate_summary): Update.
2412 (ipa_propagate_frequency): Update.
2413 (ipa_profile): Update.
2414 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
2415 * ipa-utils.c (ipa_merge_profiles): Update.
2416 * loop-doloop.c (doloop_modify): Update.
2417 * loop-unroll.c (report_unroll): Update.
2418 (unroll_loop_runtime_iterations): Update.
2419 * lto-cgraph.c (lto_output_edge): Update.
2420 (lto_output_node): Update.
2421 (input_node): Update.
2422 (input_edge): Update.
2423 (merge_profile_summaries): Update.
2424 * lto-streamer-in.c (input_cfg): Update.
2425 * lto-streamer-out.c (output_cfg): Update.
2426 * mcf.c (create_fixup_graph): Update.
2427 (adjust_cfg_counts): Update.
2428 (sum_edge_counts): Update.
2429 * modulo-sched.c (sms_schedule): Update.
2430 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
2431 * predict.c (maybe_hot_count_p): Update.
2432 (probably_never_executed): Update.
2433 (dump_prediction): Update.
2434 (combine_predictions_for_bb): Update.
2435 (propagate_freq): Update.
2436 (handle_missing_profiles): Update.
2437 (counts_to_freqs): Update.
2438 (rebuild_frequencies): Update.
2439 (force_edge_cold): Update.
2440 * predict.h: Include profile-count.h
2441 (maybe_hot_count_p, counts_to_freqs): UPdate.
2442 * print-rtl-function.c: Do not include cfg.h
2443 * print-rtl.c: Include basic-block.h
2444 * profile-count.c: New file.
2445 * profile-count.h: New file.
2446 * profile.c (is_edge_inconsistent): Update.
2447 (correct_negative_edge_counts): Update.
2448 (is_inconsistent): Update.
2449 (set_bb_counts): Update.
2450 (read_profile_edge_counts): Update.
2451 (compute_frequency_overlap): Update.
2452 (compute_branch_probabilities): Update; Initialize and deinitialize
2453 gcov_count tables.
2454 (branch_prob): Update.
2455 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
2456 (edge_gcov_count): New.
2457 (bb_gcov_count): New.
2458 * shrink-wrap.c (try_shrink_wrapping): Update.
2459 * tracer.c (better_p): Update.
2460 * trans-mem.c (expand_transaction): Update.
2461 (ipa_tm_insert_irr_call): Update.
2462 (ipa_tm_insert_gettmclone_call): Update.
2463 * tree-call-cdce.c: Update.
2464 * tree-cfg.c (gimple_duplicate_sese_region): Update.
2465 (gimple_duplicate_sese_tail): Update.
2466 (gimple_account_profile_record): Update.
2467 (execute_fixup_cfg): Update.
2468 * tree-inline.c (copy_bb): Update.
2469 (copy_edges_for_bb): Update.
2470 (initialize_cfun): Update.
2471 (freqs_to_counts): Update.
2472 (copy_cfg_body): Update.
2473 (expand_call_inline): Update.
2474 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
2475 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
2476 (try_unroll_loop_completely): Update.
2477 (try_peel_loop): Update.
2478 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
2479 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
2480 * tree-ssa-loop-split.c (connect_loops): Update.
2481 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
2482 * tree-ssa-reassoc.c (branch_fixup): Update.
2483 * tree-ssa-tail-merge.c (replace_block_by): Update.
2484 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
2485 (compute_path_counts): Update.
2486 (update_profile): Update.
2487 (recompute_probabilities): Update.
2488 (update_joiner_offpath_counts): Update.
2489 (estimated_freqs_path): Update.
2490 (freqs_to_counts_path): Update.
2491 (clear_counts_path): Update.
2492 (ssa_fix_duplicate_block_edges): Update.
2493 (duplicate_thread_path): Update.
2494 * tree-switch-conversion.c (case_bit_test_cmp): Update.
2495 (struct switch_conv_info): Update.
2496 * tree-tailcall.c (decrease_profile): Update.
2497 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
2498 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
2499 * value-prof.c (check_counter): Update.
2500 (gimple_divmod_fixed_value): Update.
2501 (gimple_mod_pow2): Update.
2502 (gimple_mod_subtract): Update.
2503 (gimple_ic_transform): Update.
2504 (gimple_stringop_fixed_value): Update.
2505 * value-prof.h (gimple_ic): Update.
2507 2017-06-02 Carl Love <cel@us.ibm.com>
2509 * config/rs6000/rs6000-c: Add support for built-in functions
2510 vector double vec_doublee (vector signed int);
2511 vector double vec_doublee (vector unsigned int);
2512 vector double vec_doublee (vector float);
2513 vector double vec_doubleh (vector signed int);
2514 vector double vec_doubleh (vector unsigned int);
2515 vector double vec_doubleh (vector float);
2516 vector double vec_doublel (vector signed int);
2517 vector double vec_doublel (vector unsigned int);
2518 vector double vec_doublel (vector float);
2519 vector double vec_doubleo (vector signed int);
2520 vector double vec_doubleo (vector unsigned int);
2521 vector double vec_doubleo (vector float);.
2522 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
2523 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
2524 UNS_DOUBLEL.
2525 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
2526 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
2527 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
2528 VS_sxwsp.
2529 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
2530 vec_doublel, vec_doubleh.
2531 * doc/extend.texi: Update the built-in documentation file for the
2532 new built-in functions.
2534 2017-06-02 David Malcolm <dmalcolm@redhat.com>
2536 PR jit/80954
2537 * ipa-inline-analysis.c (free_growth_caches): Set
2538 edge_removal_hook_holder to NULL after removing it.
2540 2017-06-02 Sudakshina Das <sudi.das@arm.com>
2542 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
2543 comparision with zero.
2545 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
2546 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2547 for early expansion of vec_min and vec_max builtins.
2548 (builtin_function_type): Add min/max unsigned variants to those
2549 identified as having unsigned arguments.
2551 2017-06-02 Olivier Hainque <hainque@adacore.com>
2553 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
2555 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2557 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2558 Use VALL_F16 iterator rather than VALL.
2560 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2562 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
2563 Emit CBNZ inside loop when doing a strong exchange and comparing
2564 against zero. Generate the CC flags after the loop.
2566 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
2568 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
2569 (dl_section_ref): New.
2570 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
2571 On AIX, append an expression to subtract the size of the
2572 section length to dl_section_ref.
2574 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
2576 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2577 for early expansion of vector absolute builtins.
2579 2017-06-02 Richard Biener <rguenther@suse.de>
2581 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
2582 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
2584 2017-06-02 Richard Biener <rguenther@suse.de>
2586 PR tree-optimization/80948
2587 * tree-tailcall.c (find_tail_calls): Track stmts to move in
2588 stmt order as well.
2590 2017-06-02 Richard Biener <rguenther@suse.de>
2592 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
2593 PHIs are ok.
2594 * tree-vect-stmts.c (process_use): Do not mark backedge defs
2595 for inductions as relevant.
2597 2017-06-02 Richard Biener <rguenther@suse.de>
2599 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
2600 (vectorizable_induction): ... this. Remove dead code.
2602 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
2604 * builtins. (expand_builtin_alloca): Remove second parameter and
2605 infer its value from the first parameter instead.
2606 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
2608 2017-06-02 Jakub Jelinek <jakub@redhat.com>
2610 PR rtl-optimization/80903
2611 * loop-doloop.c (add_test): Unshare sequence.
2613 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2615 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
2617 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
2619 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
2620 static.
2621 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
2622 xlogue_layout::get_instance, logue_layout::xlogue_layout,
2623 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
2624 (xlogue_layout::get_stub_rtx): Make static.
2625 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
2626 (xlogue_layout::compute_stub_managed_regs): Rename to...
2627 (xlogue_layout::count_stub_managed_regs): ...this.
2628 (xlogue_layout::is_stub_managed_reg): New function.
2629 (xlogue_layout::m_stub_names): Rename to...
2630 (xlogue_layout::s_stub_names): ...this, make static.
2631 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
2632 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
2633 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
2634 xlogue_layout::s_stub_names): Instantiate statics.
2635 (stub_managed_regs): Remove.
2636 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
2637 (disable_call_ms2sysv_xlogues): Rename to...
2638 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
2639 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
2640 warning logic.
2641 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
2642 change after reload_completed.
2643 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
2644 directly.
2645 (ix86_expand_prologue): Likewise.
2646 (ix86_expand_epilogue): Likewise.
2647 (ix86_expand_split_stack_prologue): Likewise.
2648 (ix86_compute_frame_layout): Remove frame parameter ...
2649 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
2650 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
2651 only if necessary.
2652 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
2653 (ix86_frame): Move from here ...
2654 * config/i386/i386.h (ix86_frame): ... to here.
2655 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
2656 complete ix86_frame data structure instead. Remove some_ld_name.
2658 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
2660 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
2661 symbols that hold a DECL_VALUE_EXPR.
2663 2017-06-01 Martin Jambor <mjambor@suse.cz>
2665 PR tree-optimization/80898
2666 * tree-sra.c (process_subtree_disqualification): Removed.
2667 (disqualify_candidate): Do not acll
2668 process_subtree_disqualification.
2669 (subtree_mark_written_and_enqueue): New function.
2670 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
2671 RHS has been disqualified and re-queue LHS if necessary. Apart
2672 from that, ignore disqualified RHS.
2674 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2676 * config/s390/s390.c (s390_emit_epilogue): Disable early return
2677 address fetch for z10 or later.
2679 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2681 * config/arc/arc.md (tst_movb): Add guard when splitting.
2683 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2685 * config/arc/arc.c (arc_can_eliminate): Test against
2686 arc_frame_pointer_needed.
2688 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2690 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
2691 to prevent store reordering.
2692 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
2693 (type): Add block type.
2694 (stack_tie): Define special instruction to be used in
2695 expand_prologue.
2697 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2699 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
2700 constraint. It is not valid for the pattern.
2701 (noncommutative_binary_comparison): Likewise.
2703 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2705 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
2706 scaled addresses.
2708 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2710 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
2711 be used by the reg-alloc.
2713 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2715 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
2716 reg-alloc when having mul64 or mul32x16 instructions.
2717 (mulsidi3): Likewise.
2718 (umulsidi3): Likewise.
2719 (mulsi32x16): New pattern.
2720 (mulsi64): Likewise.
2721 (mulsidi64): Likewise.
2722 (umulsidi64): Likewise.
2723 (MUL32x16_REG): Define.
2724 (mul64_600): Use MUL32x16_REG.
2725 (mac64_600): Likewise.
2726 (umul64_600): Likewise.
2727 (umac64_600): Likewise.
2729 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2731 * config/arc/arc.md (mulsi3_700): Make it commutative.
2733 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
2735 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
2736 type for movstouw.
2737 (*sign_extendsidi2_insn): Likewise for movstosw.
2739 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
2741 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
2742 the type of the input discriminant value. Convert the
2743 discriminant value of signedness vary.
2745 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
2747 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
2748 Add to -Wall section.
2750 2017-06-01 Richard Biener <rguenther@suse.de>
2752 PR middle-end/66313
2753 * fold-const.c (fold_plusminus_mult_expr): If the factored
2754 factor may be zero use a wrapping type for the inner operation.
2755 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
2756 and handle moved defs.
2757 (process_assignment): Properly guard the unary op case. Return a
2758 tri-state indicating that moving the stmt before the call may allow
2759 to continue. Pass through to_move.
2760 (find_tail_calls): Handle moving unrelated defs before
2761 the call.
2763 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
2765 PR target/80618
2766 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
2767 splitter result in the canonical way.
2769 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
2772 also for 32bit target. Update insn attributes.
2773 (zero-extendsidi2 splitter): Allow all registers for operand 1.
2775 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
2777 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
2778 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
2779 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
2780 (_mm_maskz_min_ss): New intrinsics.
2782 2017-05-31 Martin Liska <mliska@suse.cz>
2784 * tree-vect-loop.c (vect_create_epilog_for_reduction):
2785 Change comment style to one we normally use.
2786 (vectorizable_reduction): Likewise.
2787 (vectorizable_induction): Likewise.
2788 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
2789 (vectorizable_call): Likewise.
2790 (vectorizable_simd_clone_call): Likewise.
2791 (vectorizable_conversion): Likewise.
2792 (vectorizable_assignment): Likewise.
2793 (vectorizable_shift): Likewise.
2794 (vectorizable_operation): Likewise.
2795 (vectorizable_store): Likewise.
2796 (vectorizable_load): Likewise.
2797 * tree-vectorizer.h: Likewise.
2799 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
2801 * passes.c (emergency_dump_function): New.
2802 * tree-pass.h (emergency_dump_function): Declare.
2803 * plugin.c (plugins_internal_error_function): Remove.
2804 * plugin.h (plugins_internal_error_function): Remove declaration.
2805 * toplev.c (internal_error_function): New static function. Use it...
2806 (general_init): ...here.
2808 2017-05-31 Graham Markall <graham.markall@embecosm.com>
2810 * config/arc/arc.c (arc_print_operand): Handle constant operands.
2811 (arc_rtx_costs): Add costs for new patterns.
2812 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
2813 * config/arc/predicates.md: Add _1_2_3_operand predicate.
2815 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
2817 * tree-ssa-strlen.c (get_next_strinfo): New function.
2818 (get_stridx_plus_constant): Use it.
2819 (zero_length_string): Likewise.
2820 (adjust_related_strinfos): Likewise.
2821 (adjust_last_stmt): Likewise.
2823 2017-05-31 Richard Biener <rguenther@suse.de>
2825 PR target/80880
2826 * config/i386/i386.c (ix86_expand_builtin): Remove assert
2827 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
2829 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
2831 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
2832 loop_vinfo argument and use of dependence distance vectors.
2833 Check instead whether the two references differ only in their
2834 initial value and assume that they have the same alignment if the
2835 difference is a multiple of the vector alignment.
2836 (vect_analyze_data_refs_alignment): Update call accordingly.
2838 2017-05-31 Martin Liska <mliska@suse.cz>
2840 PR target/79155
2841 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
2843 2017-05-31 Bin Cheng <bin.cheng@arm.com>
2845 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
2846 (create_intersect_range_checks): Move from ...
2847 * tree-data-ref.c (create_intersect_range_checks_index)
2848 (create_intersect_range_checks): ... to here.
2849 (create_runtime_alias_checks): New function factored from ...
2850 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
2851 here. Call above function.
2852 * tree-data-ref.h (create_runtime_alias_checks): New function.
2854 2017-05-31 Bin Cheng <bin.cheng@arm.com>
2856 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
2857 segment length for dr_b and compute it in wide_int.
2859 2017-05-31 Richard Biener <rguenther@suse.de>
2861 PR tree-optimization/80906
2862 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
2863 and pass through iv_map.
2864 (copy_bb_and_scalar_dependences): Adjust.
2865 (translate_pending_phi_nodes): Likewise.
2866 (copy_loop_close_phi_args): Handle code-generating IVs instead
2867 of ICEing.
2869 2017-05-30 David Malcolm <dmalcolm@redhat.com>
2871 * diagnostic-color.c (color_dict): Add "type-diff".
2872 (parse_gcc_colors): Update comment.
2873 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2874 -fdiagnostics-show-template-tree and -fno-elide-type.
2875 (GCC_COLORS): Add type-diff to example.
2876 (type-diff=): New.
2877 (-fdiagnostics-show-template-tree): New.
2878 (-fno-elide-type): New.
2879 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
2880 the pp_format_decoder callback. Call any m_format_postprocessor's
2881 "handle" method.
2882 (pretty_printer::pretty_printer): Initialize
2883 m_format_postprocessor.
2884 (pretty_printer::~pretty_printer): Delete any
2885 m_format_postprocessor.
2886 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
2887 (class format_postprocessor): New class.
2888 (struct pretty_printer::format_decoder): Document the new parameters.
2889 (struct pretty_printer::m_format_postprocessor): New field.
2890 * tree-diagnostic.c (default_tree_printer): Update for new
2891 bool and const char ** params.
2892 * tree-diagnostic.h (default_tree_printer): Likewise.
2894 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
2896 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
2897 (lwa_operand): Delete rs6000_gen_cell_microcode test.
2898 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
2899 rs6000_gen_cell_microcode code.
2900 (rs6000_final_prescan_insn): Delete.
2901 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
2902 "warn-cell-microcode" entries.
2903 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
2904 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
2905 throughout. Change cc_reg_not_micro_cr0_operand to
2906 cc_reg_not_cr0_operand throughout.
2907 (*extendhi<mode>2_noload): Delete.
2908 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
2909 (mwarn-cell-microcode): Delete.
2910 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
2911 -mgen-cell-microcode and -mwarn-cell-microcode.
2913 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
2915 PR target/80833
2916 * config/i386/constraints.md (Yd): New constraint.
2917 (Ye): Ditto.
2918 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
2919 and (?Yd, r) alternatives. Update insn attributes.
2920 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
2921 and (?*Yd, r) alternatives. Update insn attributes.
2922 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
2924 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
2926 * gimplify.c (gimplify_modify_expr): Don't create a
2927 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
2928 function.
2930 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
2932 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
2934 2017-05-30 Richard Biener <rguenther@suse.de>
2936 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
2937 and reduc_def fields.
2938 (STMT_VINFO_REDUC_TYPE): New define.
2939 (STMT_VINFO_REDUC_DEF): Likewise.
2940 (vect_force_simple_reduction): Adjust prototype.
2941 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
2942 (vect_is_simple_reduction): Remove check_reduction argument.
2943 (vect_force_simple_reduction): Adjust and set
2944 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2945 (vectorizable_reduction): Do not re-do reduction analysis
2946 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2947 * tree-parloops.c (gather_scalar_reductions): Adjust.
2949 2017-05-30 Richard Biener <rguenther@suse.de>
2951 PR middle-end/80901
2952 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
2953 split_edge code.
2955 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
2957 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
2958 Introduce unknown_misalignment parameter and remove vf.
2959 (vect_peeling_hash_get_lowest_cost):
2960 Pass unknown_misalignment parameter.
2961 (vect_enhance_data_refs_alignment):
2962 Fix unsupportable data ref treatment.
2964 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2966 * tree-vect-data-refs.c (vect_get_data_access_cost):
2967 Workaround for SLP handling.
2968 (vect_enhance_data_refs_alignment):
2969 Compute costs for doing no peeling at all, compare to the best
2970 peeling costs so far and avoid peeling if cheaper.
2972 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2974 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
2975 Return peeling info and set costs to zero for unlimited cost
2976 model.
2977 (vect_enhance_data_refs_alignment): Also inspect all datarefs
2978 with unknown misalignment. Compute and costs for unknown
2979 misalignment, compare them to the costs for known misalignment
2980 and choose the cheapest for peeling.
2982 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2984 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
2985 (vect_get_peeling_costs_all_drs): Create function.
2986 (vect_peeling_hash_get_lowest_cost):
2987 Use vect_get_peeling_costs_all_drs.
2988 (vect_peeling_supportable): Create function.
2989 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
2991 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2993 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
2994 DR_HAS_NEGATIVE_STEP.
2995 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
2996 (vect_enhance_data_refs_alignment): Use.
2997 (vect_duplicate_ssa_name_ptr_info): Use.
2998 * tree-vectorizer.h (dr_misalignment): Use.
2999 (known_alignment_for_access_p): Use.
3001 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
3003 PR target/78838
3004 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
3005 .lowtext.
3006 (has_section_name): New function.
3008 2017-05-30 Martin Liska <mliska@suse.cz>
3010 PR other/80909
3011 * auto-profile.c (get_function_decl_from_block): Fix
3012 parenthesis.
3014 2017-05-30 Richard Biener <rguenther@suse.de>
3016 PR middle-end/80876
3017 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
3019 2017-05-30 Martin Liska <mliska@suse.cz>
3021 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
3022 * dumpfile.h (struct dump_file_info): Remove ctors.
3024 2017-05-30 Martin Liska <mliska@suse.cz>
3026 * predict.def: Fix GNU coding style.
3028 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
3030 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
3031 Mark 'to' argument with ATTRIBUTE_UNUSED.
3033 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
3035 * config/xtensa/xtensa.c (xtensa_emit_call): Use
3036 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
3037 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
3038 format string.
3040 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
3042 * doc/install.texi (Options specification): Restore entry of
3043 --enable-sjlj-exceptions.
3045 2017-05-27 Michael Eager <eager@eagercon.com>
3047 Revert:
3048 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3050 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
3052 * config/microblaze/microblaze.h
3053 (FIXED_REGISTERS): Update in macro.
3054 (CALL_USED_REGISTERS): Update in macro.
3056 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
3058 * doc/install.texi: Add links to macOS binary distributions.
3060 2017-05-27 Jakub Jelinek <jakub@redhat.com>
3062 PR bootstrap/80887
3063 Revert:
3064 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3066 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
3068 2017-05-26 Martin Liska <mliska@suse.cz>
3070 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
3072 2017-05-26 Martin Liska <mliska@suse.cz>
3074 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
3075 always leading ';; '.
3076 (dump_bb_info): Likewise.
3077 (brief_dump_cfg): Likewise.
3078 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
3079 * dumpfile.c: Remove usage of TDF_VERBOSE.
3080 * dumpfile.h (enum dump_kind): Likewise.
3081 (dump_gimple_bb_header): Do not use TDF_COMMENT.
3082 * print-tree.c (debug_verbose): Remove.
3083 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
3084 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
3085 * tree-diagnostic.c (default_tree_printer): Replace
3086 TDF_DIAGNOSTIC with TDF_SLIM.
3088 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3090 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
3091 in parameter loop, rather than loop_vinfo.
3092 (create_intersect_range_checks): Ditto.
3093 (vect_create_cond_for_alias_checks): Update call to above functions.
3095 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3097 PR tree-optimization/80815
3098 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
3099 for merging runtime alias checks. Handle negative DR_STEPs.
3101 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3103 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
3104 Move from ...
3105 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
3106 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
3107 out code pruning runtime alias checks.
3108 * tree-data-ref.c (prune_runtime_alias_test_list): New function
3109 factored out from above.
3110 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
3111 Move from ...
3112 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
3113 ... to here.
3114 (prune_runtime_alias_test_list): New decalaration.
3116 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3118 * tree-vect-data-refs.c (compare_tree): Rename and move ...
3119 * tree-data-ref.c (data_ref_compare_tree): ... to here.
3120 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
3121 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
3122 (operator==, comp_dr_with_seg_len_pair): Ditto.
3123 (vect_prune_runtime_alias_test_list): Ditto.
3125 2017-05-26 Martin Liska <mliska@suse.cz>
3127 PR ipa/80663
3128 * params.def: Bound partial-inlining-entry-probability param.
3130 2017-05-26 Marek Polacek <polacek@redhat.com>
3132 PR sanitizer/80875
3133 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
3134 can be negated.
3136 2017-05-26 Richard Biener <rguenther@suse.de>
3138 PR tree-optimization/80842
3139 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
3140 value.
3142 2017-05-26 Richard Biener <rguenther@suse.de>
3144 PR tree-optimization/80844
3145 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
3147 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
3149 * doc/md.texi (Machine Constraints): Update x86 family
3150 machine constraints section to match 'config/i386/constraints.md'.
3152 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
3154 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
3156 2017-05-25 Nathan Sidwell <nathan@acm.org>
3158 * doc/invoke.texi (--enable-languages): Update documentation.
3160 2017-05-25 Martin Liska <mliska@suse.cz>
3162 * dumpfile.c: Add TDF_FOLDING.
3163 * dumpfile.h (enum dump_kind): Likewise.
3164 * genmatch.c (dt_simplify::gen_1): Use it.
3166 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3168 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
3170 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3172 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
3173 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
3175 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3177 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
3178 * match.pd (X == C): Rewrite it here.
3179 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
3180 with_certain_nonzero_bits2): New predicates.
3181 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
3183 2017-05-24 Nathan Sidwell <nathan@acm.org>
3185 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
3186 avoid warning.
3188 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
3189 warning.
3191 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
3193 * config/powerpcspe: New port. Files are copied from the rs6000
3194 port, with "rs6000" in filenames replaced by "powerpcspe".
3196 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
3198 PR rtl-optimization/80754
3199 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
3201 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
3203 * config/sparc/sparc.md (length): Return the correct value for -mflat
3204 sibcalls to match output_sibcall.
3206 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
3208 PR bootstrap/80860
3209 PR bootstrap/80843
3210 * config/rs6000/rs6000.c (struct machine_function): Add new field
3211 n_components.
3212 (rs6000_get_separate_components): Init that field, use it.
3213 (rs6000_components_for_bb): Use the field.
3215 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3217 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
3219 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
3221 PR middle-end/80823
3222 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
3224 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3226 PR target/80725
3227 * config/s390/s390.c (s390_check_qrst_address): Check incoming
3228 address against address_operand predicate.
3229 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
3231 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
3233 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
3234 parameters passed indirectly.
3236 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
3238 * config/i386/i386.md (*movdi_internal): Remove SSE4
3239 alternative 18 (?r, *v). Update insn attributes.
3240 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
3241 Update insn attributes.
3242 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
3243 Update insn attributes.
3244 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
3245 alternative 1 (r, v). Remove isa attribute.
3246 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
3247 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
3248 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
3250 2017-05-23 Tom de Vries <tom@codesourcery.com>
3252 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
3253 dg-line directive.
3255 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3257 * cgraphunit.c (symbol_table::process_new_functions): Update.
3258 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
3259 (inline_generate_summary): Rename to ...
3260 (ipa_fn_summary_generate): ... this one.
3261 (inline_read_summary): Rename to ...
3262 (ipa_fn_summary_read): ... this one.
3263 (inline_write_summary): Rename to ...
3264 (ipa_fn_summary_write): ... this one.
3265 (inline_free_summary): Rename to ...
3266 (ipa_free_fn_summary): ... this one.
3267 (pass_data_local_fn_summary, pass_local_fn_summary,
3268 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
3269 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
3270 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
3271 make_pass_ipa_fn_summary): New.
3272 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
3273 inline_write_summary, inline_free_summary): Remove.
3274 (ipa_free_fn_summary) : New.
3275 * ipa-inline.c (ipa_inline): Update.
3276 (pass_ipa_inline): Do not generate summaries.
3277 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
3278 Remove.
3279 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
3280 and add pass_ipa_fn_summary.
3281 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
3282 New.
3283 (make_pass_inline_parameters): Remove.
3285 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
3287 * omp-low.c (struct omp_context): Remove "default_kind" member.
3288 Adjust all users.
3290 * omp-offload.c (execute_oacc_device_lower): Remove the
3291 parallelism dimensions function attributes for unparallelized
3292 OpenACC kernels constructs.
3294 2017-05-23 Martin Liska <mliska@suse.cz>
3296 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
3297 functions.
3298 (cgraph_edge::make_speculative): Likewise.
3299 (cgraph_edge::resolve_speculation): Likewise.
3300 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3301 (cgraph_node::dump): Likewise.
3302 * cgraph.h: Likewise.
3303 * cgraphunit.c (analyze_functions): Likewise.
3304 (symbol_table::compile): Likewise.
3305 * ipa-cp.c (print_all_lattices): Likewise.
3306 (determine_versionability): Likewise.
3307 (initialize_node_lattices): Likewise.
3308 (ipcp_verify_propagated_values): Likewise.
3309 (estimate_local_effects): Likewise.
3310 (update_profiling_info): Likewise.
3311 (create_specialized_node): Likewise.
3312 (perhaps_add_new_callers): Likewise.
3313 (decide_about_value): Likewise.
3314 (decide_whether_version_node): Likewise.
3315 (identify_dead_nodes): Likewise.
3316 (ipcp_store_bits_results): Likewise.
3317 * ipa-devirt.c (dump_targets): Likewise.
3318 (ipa_devirt): Likewise.
3319 * ipa-icf.c (sem_item::dump): Likewise.
3320 (sem_function::equals): Likewise.
3321 (sem_variable::equals): Likewise.
3322 (sem_item_optimizer::read_section): Likewise.
3323 (sem_item_optimizer::execute): Likewise.
3324 (congruence_class::dump): Likewise.
3325 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
3326 (dump_inline_summary): Likewise.
3327 (estimate_node_size_and_time): Likewise.
3328 (inline_analyze_function): Likewise.
3329 * ipa-inline-transform.c (inline_call): Likewise.
3330 * ipa-inline.c (report_inline_failed_reason): Likewise.
3331 (want_early_inline_function_p): Likewise.
3332 (edge_badness): Likewise.
3333 (update_edge_key): Likewise.
3334 (inline_small_functions): Likewise.
3335 * ipa-profile.c (ipa_profile): Likewise.
3336 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3337 (ipa_make_edge_direct_to_target): Likewise.
3338 (remove_described_reference): Likewise.
3339 (ipa_impossible_devirt_target): Likewise.
3340 (propagate_controlled_uses): Likewise.
3341 (ipa_print_node_params): Likewise.
3342 (ipcp_transform_function): Likewise.
3343 * ipa-pure-const.c (pure_const_read_summary): Likewise.
3344 (propagate_pure_const): Likewise.
3345 * ipa-reference.c (generate_summary): Likewise.
3346 (read_write_all_from_decl): Likewise.
3347 (propagate): Likewise.
3348 (ipa_reference_read_optimization_summary): Likewise.
3349 * ipa-utils.c (ipa_merge_profiles): Likewise.
3350 * ipa.c (walk_polymorphic_call_targets): Likewise.
3351 (symbol_table::remove_unreachable_nodes): Likewise.
3352 (ipa_single_use): Likewise.
3353 * passes.c (execute_todo): Likewise.
3354 * predict.c (drop_profile): Likewise.
3355 * symtab.c (symtab_node::get_dump_name): New function.
3356 (symtab_node::dump_name): Likewise.
3357 (symtab_node::dump_asm_name): Likewise.
3358 (symtab_node::dump_references): Likewise.
3359 (symtab_node::dump_referring): Likewise.
3360 (symtab_node::dump_base): Likewise.
3361 (symtab_node::debug_symtab): Likewise.
3362 * tree-sra.c (convert_callers_for_node): Likewise.
3363 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3364 * value-prof.c (init_node_map): Likewise.
3366 2017-05-23 Martin Liska <mliska@suse.cz>
3368 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
3369 and symtab_node::debug_symtab to symbol_table::debug.
3370 * cgraphunit.c (analyze_functions): Use the renamed function.
3371 (symbol_table::compile): Likewise.
3372 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
3373 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
3374 * passes.c (execute_todo): Likewise.
3375 * symtab.c (symbol_table::dump): New function.
3376 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
3378 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3380 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
3381 that nonconst implies exec.
3383 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3385 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
3386 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
3387 (inline_edge_summary_vec): Turn into ...
3388 (ipa_call_summaries): ... this one.
3389 (redirect_to_unreachable, edge_set_predicate,
3390 evaluate_properties_for_edge, inline_summary_alloc,
3391 reset_ipa_call_summary, reset_inline_summary,
3392 inline_summary_t::duplicate): Update.
3393 (inline_edge_duplication_hook): Turn to ...
3394 (ipa_call_summary_t::duplicate): ... this one.
3395 (inline_edge_removal_hook): Turn to ...
3396 (ipa_call_summary_t::remove): ... this one.
3397 (dump_inline_edge_summary): Turn to ...
3398 (dump_ipa_call_summary): ... this one.
3399 (estimate_function_body_sizes): Update.
3400 (inline_update_callee_summaries): Update.
3401 (remap_edge_change_prob): Update.
3402 (remap_edge_summaries): Update.
3403 (inline_merge_summary): Update.
3404 (do_estimate_edge_time): Update.
3405 (inline_generate_summary): Update.
3406 (inline_read_section): Update.
3407 (inline_read_summary): Update.
3408 (inline_free_summary): Update.
3409 * ipa-inline.c (can_inline_edge_p): Update.
3410 (compute_inlined_call_time): Update.
3411 (want_inline_small_function_p): Update.
3412 (edge_badness): Update.
3413 (early_inliner): Update.
3414 * ipa-inline.h (inline_edge_summary): Turn to ...
3415 (ipa_call_summary): ... this one.
3416 (ipa_call_summary_t): New class.
3417 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3418 (ipa_call_summaries): New.
3419 (inline_edge_summary): Remove.
3420 (estimate_edge_growth): Update.
3421 * ipa-profile.c (ipa_propagate_frequency_1): Update.
3422 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3423 * ipa-split.c (execute_split_functions): Update.
3424 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3426 2017-05-23 Tom de Vries <tom@codesourcery.com>
3428 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3429 attributes): Document rdrand effective target.
3431 2017-05-23 Tom de Vries <tom@codesourcery.com>
3433 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3434 attributes): Sort alphabetically.
3436 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
3438 * config/avr/genmultilib.awk: Use gsub instead of gensub.
3440 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3442 PR target/80718
3443 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
3444 V2DF/V2DI splat into two separate patterns, one that handles
3445 registers, and the other that only handles memory. Drop support
3446 for splatting from a GPR on ISA 2.07 and then splitting the
3447 splat into direct move and splat.
3448 (vsx_splat_<mode>_reg): Likewise.
3449 (vsx_splat_<mode>_mem): Likewise.
3451 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
3453 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
3455 2017-05-22 Jakub Jelinek <jakub@redhat.com>
3457 PR middle-end/80809
3458 * omp-low.c (finish_taskreg_remap): New function.
3459 (finish_taskreg_scan): If unit size of ctx->record_type
3460 is non-constant, unshare the size expression and replace
3461 decls in it with possible outer var refs.
3463 PR middle-end/80809
3464 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
3465 GOVD_SHARED rather than GOVD_PRIVATE with it.
3466 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
3467 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
3469 PR middle-end/80853
3470 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
3471 as last argument to build_outer_var_ref for pointer bases of array
3472 section reductions.
3474 2017-05-19 Martin Sebor <msebor@redhat.com>
3476 * print-tree.c (print_node): Print DECL_READ_P flag.
3478 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3480 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
3481 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
3482 * cgraph.c: Likewise.
3483 * cgraphunit.c: Likewise.
3484 * gengtype.c: Likewise.
3485 * ipa-cp.c: Likewise.
3486 * ipa-devirt.c: Likewise.
3487 * ipa-icf.c: Likewise.
3488 * ipa-predicate.c: Likewise.
3489 * ipa-profile.c: Likewise.
3490 * ipa-prop.c: Likewise.
3491 * ipa-split.c: Likewise.
3492 * ipa.c: Likewise.
3493 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
3494 edge_predicate_pool, dump_inline_hints,
3495 inline_summary::account_size_time, redirect_to_unreachable,
3496 edge_set_predicate, set_hint_predicate,
3497 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
3498 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
3499 inline_summary_t::remove, remap_hint_predicate_after_duplication,
3500 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
3501 ipa_call_summary_t::remove, initialize_growth_caches,
3502 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
3503 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
3504 mark_modified, unmodified_parm_1, unmodified_parm,
3505 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
3506 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
3507 compute_bb_predicates, will_be_nonconstant_expr_predicate,
3508 will_be_nonconstant_predicate, record_modified_bb_info,
3509 get_minimal_bb, record_modified, param_change_prob,
3510 phi_result_unknown_predicate, predicate_for_phi_result,
3511 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
3512 estimate_function_body_sizes, compute_inline_parameters,
3513 compute_inline_parameters_for_curren, pass_data_inline_parameters,
3514 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
3515 inline_update_callee_summaries, remap_edge_change_prob,
3516 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
3517 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
3518 inline_analyze_function, inline_summary_t::insert,
3519 inline_generate_summary, read_ipa_call_summary, inline_read_section,
3520 inline_read_summary, write_ipa_call_summary, inline_write_summary,
3521 inline_free_summary): Move to ipa-fnsummary.h
3522 (predicate_t): Remove.
3523 * ipa-fnsummary.c: New file.
3524 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
3525 (enum inline_hints_vals, inline_hints, agg_position_info,
3526 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
3527 inline_summaries, ipa_call_summary, ipa_call_summary_t,
3528 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
3529 dump_inline_summary, dump_inline_hints, inline_generate_summary,
3530 inline_read_summary, inline_write_summary, inline_free_summary,
3531 inline_analyze_function, initialize_inline_failed,
3532 inline_merge_summary, inline_update_overall_summary,
3533 compute_inline_parameters): Move to ipa-fnsummary.h
3534 * ipa-fnsummary.h: New file.
3535 * ipa-inline-transform.h: Include ipa-inline.h.
3536 * ipa-inline.c: LIkewise.
3538 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3540 * ipa-inline.c (edge_badness): Use inlined_time instead of
3541 inline_summaries->get.
3543 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3545 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
3547 2017-05-22 Nathan Sidwell <nathan@acm.org>
3549 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
3550 (fdump-lang): Document 'raw' option.
3551 * dumpfile.h (TDI_tu): Delete.
3552 * dumpfile.c (dump_files): Remove translation-unit.
3553 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
3555 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
3557 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
3558 command option from $(AWK) call.
3559 * config/avr/genmultilib.awk: Simplify and rewrite so that it
3560 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
3561 [FORMAT]: Remove handling of variable.
3562 * config/avr/t-multilib: Regenerate.
3564 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3566 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
3567 self_time.
3568 (dump_inline_summary): Do not print self_time.
3569 (estimate_function_body_sizes): Do not set self_time.
3570 (compute_inline_parameters): Likewise.
3571 (inline_read_section, inline_write_summary): Do not stream self_time.
3572 * ipa-inline.h (inline_summary): Drop self_time.
3574 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3576 * ipa-inline-analysis.c (account_size_time): Rename to ...
3577 (inline_summary::account_size_time): ... this one.
3578 (reset_ipa_call_summary): Turn to ...
3579 (ipa_call_summary::reset): ... this one.
3580 (reset_inline_summary): Turn to ...
3581 (inline_summary::reset): ... this one.
3582 (inline_summary_t::remove): Update.
3583 (inline_summary_t::duplicate): Update.
3584 (ipa_call_summary_t::remove): Update.
3585 (dump_inline_summary): Update.
3586 (estimate_function_body_sizes): Update.
3587 (compute_inline_parameters): Update.
3588 (estimate_node_size_and_time): Update.
3589 (inline_merge_summary): Update.
3590 (inline_update_overall_summary): Update.
3591 (inline_read_section): Update.
3592 (inline_write_summary): Update.
3593 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
3594 add account_size_time and reset member functions.
3595 (ipa_call_summary): Add reset function.
3596 * ipa-predicate.h (predicate::operator &): Constify.
3598 2017-05-22 Richard Biener <rguenther@suse.de>
3600 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
3602 2017-05-19 Jason Merrill <jason@redhat.com>
3604 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
3606 2017-05-19 Marek Polacek <polacek@redhat.com>
3608 PR sanitizer/80800
3609 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
3610 TYPE_OVERFLOW_WRAPS checks.
3612 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
3614 * tree-core.h (enum omp_clause_default_kind): Add
3615 "OMP_CLAUSE_DEFAULT_PRESENT".
3616 * tree-pretty-print.c (dump_omp_clause): Handle it.
3617 * gimplify.c (enum gimplify_omp_var_data): Add
3618 "GOVD_MAP_FORCE_PRESENT".
3619 (gimplify_adjust_omp_clauses_1): Map it to
3620 "GOMP_MAP_FORCE_PRESENT".
3621 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
3623 * gimplify.c (oacc_default_clause): Clarify.
3625 2017-05-19 Nathan Sidwell <nathan@acm.org>
3627 LANG_HOOK_REGISTER_DUMPS
3628 * toplev.c (general_init): Call register dump lang hook.
3629 * doc/invoke.texi: Document -fdump-lang option family.
3630 * dumpfile.c (dump_files): Remove class dump here.
3631 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
3632 * dumpfile.h (tree_dump_index): Remove TDI_class.
3633 * langhooks-def.h (lhd_register_dumps): Declare.
3634 (LANG_HOOKS_REGISTER_DUMPS): Define.
3635 (LANG_HOOKS_INITIALIZER): Add it.
3636 * langhooks.c (lhd_register_dumps): Define.
3637 * langhooks.h (struct lang_hooks): Add register_dumps.
3639 2017-05-19 Nathan Sidwell <nathan@acm.org>
3641 * context.h (context::set_passes): New.
3642 * context.c (context::context): Do not create pass manager.
3643 * toplev.c (general_init): Create pass manager here.
3645 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3647 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
3648 use this splitter if two add or or instructions would also work for
3649 the constant we want to generate.
3651 2017-05-19 Richard Biener <rguenther@suse.de>
3653 PR build/80821
3654 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
3655 predicate evaluation.
3657 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
3659 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
3660 add ctor.
3661 * ipa-inline.c (want_inline_small_function_p): Do not cast to
3662 unsigned.
3664 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
3666 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
3667 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
3668 (inline_edge_summary_vec): Turn into ...
3669 (ipa_call_summaries): ... this one.
3670 (redirect_to_unreachable, edge_set_predicate,
3671 evaluate_properties_for_edge, inline_summary_alloc,
3672 reset_ipa_call_summary, reset_inline_summary,
3673 inline_summary_t::duplicate): Update.
3674 (inline_edge_duplication_hook): Turn to ...
3675 (ipa_call_summary_t::duplicate): ... this one.
3676 (inline_edge_removal_hook): Turn to ...
3677 (ipa_call_summary_t::remove): ... this one.
3678 (dump_inline_edge_summary): Turn to ...
3679 (dump_ipa_call_summary): ... this one.
3680 (estimate_function_body_sizes): Update.
3681 (inline_update_callee_summaries): Update.
3682 (remap_edge_change_prob): Update.
3683 (remap_edge_summaries): Update.
3684 (inline_merge_summary): Update.
3685 (do_estimate_edge_time): Update.
3686 (inline_generate_summary): Update.
3687 (inline_read_section): Update.
3688 (inline_read_summary): Update.
3689 (inline_free_summary): Update.
3690 * ipa-inline.c (can_inline_edge_p): Update.
3691 (compute_inlined_call_time): Update.
3692 (want_inline_small_function_p): Update.
3693 (edge_badness): Update.
3694 (early_inliner): Update.
3695 * ipa-inline.h (inline_edge_summary): Turn to ...
3696 (ipa_call_summary): ... this one.
3697 (ipa_call_summary_t): New class.
3698 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3699 (ipa_call_summaries): New.
3700 (inline_edge_summary): Remove.
3701 (estimate_edge_growth): Update.
3702 * ipa-profile.c (ipa_propagate_frequency_1): Update.
3703 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3704 * ipa-split.c (execute_split_functions): Update.
3705 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3707 2017-05-19 Richard Biener <rguenther@suse.de>
3709 PR middle-end/80764
3710 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
3712 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3714 * config/rs6000/rs6000.c (struct machine_function): Add field
3715 fpr_is_wrapped_separately.
3716 (rs6000_get_separate_components): Use 64 components. Handle the
3717 new FPR components.
3718 (rs6000_components_for_bb): Handle the FPR components.
3719 (rs6000_emit_prologue_components): Handle the FPR components.
3720 (rs6000_emit_epilogue_components): Handle the FPR components.
3721 (rs6000_set_handled_components): Handle the FPR components.
3722 (rs6000_emit_prologue): Don't output prologue code for those FPRs
3723 that are already separately shrink-wrapped.
3724 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
3725 that are already separately shrink-wrapped.
3727 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3729 PR target/80510
3730 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
3731 New predicate.
3733 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
3734 (define_peephole2 for Altivec d-form load): Add peepholes to catch
3735 cases where the register allocator uses a move and an offsettable
3736 memory operation to/from a FPR register on ISA 2.06/2.07.
3737 (define_peephole2 for Altivec d-form store): Likewise.
3739 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
3741 PR target/80799
3742 * config/i386/mmx.md (*mov<mode>_internal): Enable
3743 alternatives 11, 12, 13 and 14 also for 32bit targets.
3744 Remove alternatives 15, 16, 17 and 18.
3745 * config/i386/sse.md (vec_concatv2di): Change
3746 alternative (!x, *y) to (x, ?!*Yn).
3748 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
3750 * dumpfile.h (enum dump_kind): Remove stray comma.
3752 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
3754 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
3755 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
3756 predicate::num_conditions
3757 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
3758 (CHANGED): turn into predicate::changed.
3759 (agg_position_info): Move to ipa-predicate.h
3760 (add_condition, predicate::add_clause, predicate::operator &=,
3761 predicate::or_with, predicate::evaluate, predicate::probability,
3762 dump_condition, dump_clause, predicate::dump,
3763 predicate::remap_after_duplication, predicate::remap_after_inlining,
3764 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
3765 (evaluate_conditions_for_known_args): Update.
3766 (set_cond_stmt_execution_predicate): Update.
3767 * ipa-inline.h: Include ipa-predicate.h
3768 (condition, inline_param_summary, conditions, agg_position_info,
3769 predicate): Move to ipa-predicate.h
3770 * ipa-predicate.c: New file.
3771 * ipa-predicate.h: New file.
3773 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
3775 * final.c (leaf_function_p): Check we are not in a sequence.
3777 2017-05-18 Martin Liska <mliska@suse.cz>
3779 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
3780 * dumpfile.c (dump_register): Use new enum dump_kind.
3781 (get_dump_file_name): Likewise.
3782 (dump_enable_all): Likewise.
3783 (dump_switch_p_1): Likewise.
3784 (enable_rtl_dump_file): Remove usage of TDF_RTL.
3785 * dumpfile.h (enum dump_kind): New enum type.
3786 (struct dump_file_info): Create constructor and
3787 format fields and comments.
3788 * passes.c (pass_manager::register_one_dump_file):
3789 Use num dump_kind.
3790 * statistics.c (statistics_early_init): Likewise.
3791 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
3792 TDF_TREE with TDF_SLIM.
3793 (gather_memory_references_ref): Likewise.
3795 2017-05-18 Martin Liska <mliska@suse.cz>
3797 * vec.h (struct vnull): Use it.
3799 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
3801 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
3802 (true_predicate, false_predicate, true_predicate_p,
3803 false_predicate_p): Remove.
3804 (single_cond_predicate, not_inlined_predicate): Turn to member function
3805 in ipa-inline.h
3806 (add_condition): Update.
3807 (add_clause): Turn to...
3808 (predicate::add_clause): ... this one; update; allow passing NULL
3809 as parameter.
3810 (and_predicates): Turn to ...
3811 (predicate::operator &=): ... this one.
3812 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
3813 (or_predicates): Turn to ...
3814 (predicate::or_with): ... this one.
3815 (evaluate_predicate): Turn to ...
3816 (predicate::evaluate): ... this one.
3817 (predicate_probability): Turn to ...
3818 (predicate::probability): ... this one.
3819 (dump_condition): Update.
3820 (dump_predicate): Turn to ...
3821 (predicate::dump): ... this one.
3822 (account_size_time): Update.
3823 (edge_set_predicate): Update.
3824 (set_hint_predicate): UPdate.
3825 (evaluate_conditions_for_known_args): Update.
3826 (evaluate_properties_for_edge): Update.
3827 (remap_predicate_after_duplication): Turn to...
3828 (predicate::remap_after_duplication): ... this one.
3829 (remap_hint_predicate_after_duplication): Update.
3830 (inline_summary_t::duplicate): UPdate.
3831 (dump_inline_edge_summary): Update.
3832 (dump_inline_summary): Update.
3833 (set_cond_stmt_execution_predicate): Update.
3834 (set_switch_stmt_execution_predicate): Update.
3835 (compute_bb_predicates): Update.
3836 (will_be_nonconstant_expr_predicate): Update.
3837 (will_be_nonconstant_predicate): Update.
3838 (phi_result_unknown_predicate): Update.
3839 (predicate_for_phi_result): Update.
3840 (array_index_predicate): Update.
3841 (estimate_function_body_sizes): Update.
3842 (estimate_node_size_and_time): Update.
3843 (estimate_ipcp_clone_size_and_time): Update.
3844 (remap_predicate): Rename to ...
3845 (predicate::remap_after_inlining): ... this one.
3846 (remap_hint_predicate): Update.
3847 (inline_merge_summary): Update.
3848 (inline_update_overall_summary): Update.
3849 (estimate_size_after_inlining): Update.
3850 (read_predicate): Rename to ...
3851 (predicate::stream_in): ... this one.
3852 (read_inline_edge_summary): Update.
3853 (write_predicate): Rename to ...
3854 (predicate::stream_out): ... this one.
3855 (write_inline_edge_summary): Update.
3856 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
3857 (clause_t): Turn to uint32_t
3858 (predicate): Turn to class; implement constructor and operators
3859 ==, !=, &
3860 (size_time_entry): Update.
3861 (inline_summary): Update.
3862 (inline_edge_summary): Update.
3864 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
3866 * fold-const.c (fold_binary_loc): Move transformation...
3867 * match.pd (C - X CMP X): ... here.
3869 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
3871 * config/sparc/sparc.c (sparc_option_override): Set function
3872 alignment for -mcpu=niagara7 to 64 to match the I$ line.
3873 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
3874 latency to 1.
3875 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
3876 latency to 2.
3877 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
3879 2017-05-18 Marek Polacek <polacek@redhat.com>
3881 PR sanitizer/80797
3882 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
3883 (pass_ubsan::execute): Call gimple_assign_single_p instead of
3884 gimple_assign_load_p.
3886 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3888 PR middle-end/80692
3889 * real.c (do_compare): Give decimal_do_compare preference over
3890 comparing just the signs.
3892 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
3894 * doc/md.texi (Canonicalization of Instructions): Describe the
3895 canonical form of instructions that inherently set a condition
3896 code register.
3898 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
3900 PR middle-end/80775
3901 * tree-cfg.c: Move deletion of unreachable case statements to after
3902 the merging of consecutive case labels.
3904 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3906 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
3907 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
3908 restoring of callee-saved registers.
3910 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
3912 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
3913 * config/visium/visium.c (single_set_and_flags): Likewise.
3914 * config/visium/visium.md (Substitutions): Likewise.
3916 2017-05-17 Martin Liska <mliska@suse.cz>
3918 * cfg.c: Introduce dump_flags_t type and
3919 use it instead of int type.
3920 * cfg.h: Likewise.
3921 * cfghooks.c: Likewise.
3922 * cfghooks.h (struct cfg_hooks): Likewise.
3923 * cfgrtl.c: Likewise.
3924 * cfgrtl.h: Likewise.
3925 * cgraph.c (cgraph_node::get_body): Likewise.
3926 * coretypes.h: Likewise.
3927 * domwalk.c: Likewise.
3928 * domwalk.h: Likewise.
3929 * dumpfile.c (struct dump_option_value_info): Likewise.
3930 (dump_enable_all): Likewise.
3931 (dump_switch_p_1): Likewise.
3932 (opt_info_switch_p): Likewise.
3933 * dumpfile.h (enum tree_dump_index): Likewise.
3934 (struct dump_file_info): Likewise.
3935 * genemit.c: Likewise.
3936 * generic-match-head.c: Likewise.
3937 * gengtype.c (open_base_files): Likewise.
3938 * gimple-pretty-print.c: Likewise.
3939 * gimple-pretty-print.h: Likewise.
3940 * graph.c (print_graph_cfg): Likewise.
3941 * graphite-scop-detection.c (dot_all_sese): Likewise.
3942 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
3943 * loop-unroll.c (report_unroll): Likewise.
3944 * passes.c (pass_manager::register_one_dump_file): Likewise.
3945 * print-tree.c: Likewise.
3946 * statistics.c: Likewise.
3947 * tree-cfg.c: Likewise.
3948 * tree-cfg.h: Likewise.
3949 * tree-dfa.c: Likewise.
3950 * tree-dfa.h: Likewise.
3951 * tree-dump.c (dump_function): Likewise.
3952 * tree-dump.h (struct dump_info): Likewise.
3953 * tree-pretty-print.c: Likewise.
3954 * tree-pretty-print.h: Likewise.
3955 * tree-ssa-live.c: Likewise.
3956 * tree-ssa-live.h: Likewise.
3957 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3958 * tree-vect-loop.c: Likewise.
3959 * tree-vect-slp.c: Likewise.
3961 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
3962 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3964 PR tree-optimization/80457
3965 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
3966 of all arguments to a statement as scalar_to_vec operations.
3967 (vectorizable_call): Adjust call to vect_model_simple_cost for
3968 new parameter.
3969 (vectorizable_conversion): Likewise.
3970 (vectorizable_assignment): Likewise.
3971 (vectorizable_shift): Likewise.
3972 (vectorizable_operation): Likewise.
3973 (vectorizable_comparison): Likewise.
3974 (vect_is_simple_cond): Record the def types for operands.
3975 (vectorizable_condition): Likewise, call vect_model_simple_cost.
3976 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
3977 for statement argument count.
3979 2017-05-16 Carl Love <cel@us.ibm.com>
3981 * config/rs6000/rs6000-c: Add support for built-in functions
3982 vector unsigned long long vec_bperm (vector unsigned long long,
3983 vector unsigned char)
3984 vector signed long long vec_mule (vector signed int,
3985 vector signed int)
3986 vector unsigned long long vec_mule (vector unsigned int,
3987 vector unsigned int)
3988 vector signed long long vec_mulo (vector signed int,
3989 vector signed int)
3990 vector unsigned long long vec_mulo (vector unsigned int,
3991 vector unsigned int)
3992 vector signed char vec_sldw (vector signed char,
3993 vector signed char,
3994 const int)
3995 vector unsigned char vec_sldw (vector unsigned char,
3996 vector unsigned char,
3997 const int)
3998 vector signed short vec_sldw (vector signed short,
3999 vector signed short,
4000 const int)
4001 vector unsigned short vec_sldw (vector unsigned short,
4002 vector unsigned short,
4003 const int)
4004 vector signed int vec_sldw (vector signed int,
4005 vector signed int,
4006 const int)
4007 vector unsigned int vec_sldw (vector unsigned int,
4008 vector unsigned int,
4009 const int)
4010 vector signed long long vec_sldw (vector signed long long,
4011 vector signed long long,
4012 const int)
4013 vector unsigned long long vec_sldw (vector unsigned long long,
4014 vector unsigned long long,
4015 const int)
4016 * config/rs6000/rs6000-c: Add support for built-in functions
4017 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
4018 * config/rs6000/altivec.h: Add defintion for vec_sldw.
4019 * doc/extend.texi: Update the built-in documentation for the
4020 new built-in functions.
4022 2017-05-16 Marek Polacek <polacek@redhat.com>
4024 PR sanitizer/80536
4025 PR sanitizer/80386
4026 * tree.c (save_expr): Don't fold the expression.
4028 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
4031 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
4032 and (?*y,m). Update insn attributes.
4034 2017-05-16 Martin Liska <mliska@suse.cz>
4036 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
4037 flags argument of print_gimple_stmt, print_gimple_expr,
4038 print_generic_stmt and print_generic_expr.
4039 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
4040 * coretypes.h: Likewise.
4041 * except.c (dump_eh_tree): Likewise.
4042 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
4043 * gimple-pretty-print.h: Likewise.
4044 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
4045 (backprop::push_to_worklist): Likewise.
4046 (backprop::pop_from_worklist): Likewise.
4047 (backprop::process_use): Likewise.
4048 (backprop::intersect_uses): Likewise.
4049 (note_replacement): Likewise.
4050 * gimple-ssa-store-merging.c
4051 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
4052 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
4053 (pass_store_merging::execute): Likewise.
4054 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
4055 (ssa_base_cand_dump_callback): Likewise.
4056 (dump_incr_vec): Likewise.
4057 (replace_refs): Likewise.
4058 (replace_mult_candidate): Likewise.
4059 (create_add_on_incoming_edge): Likewise.
4060 (create_phi_basis): Likewise.
4061 (insert_initializers): Likewise.
4062 (all_phi_incrs_profitable): Likewise.
4063 (introduce_cast_before_cand): Likewise.
4064 (replace_one_candidate): Likewise.
4065 * gimplify.c (gimplify_expr): Likewise.
4066 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
4067 (set_rename): Likewise.
4068 (rename_uses): Likewise.
4069 (copy_loop_phi_nodes): Likewise.
4070 (add_close_phis_to_merge_points): Likewise.
4071 (copy_loop_close_phi_args): Likewise.
4072 (copy_cond_phi_args): Likewise.
4073 (graphite_copy_stmts_from_block): Likewise.
4074 (translate_pending_phi_nodes): Likewise.
4075 * graphite-poly.c (print_pdr): Likewise.
4076 (dump_gbb_cases): Likewise.
4077 (dump_gbb_conditions): Likewise.
4078 (print_scop_params): Likewise.
4079 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
4080 (build_cross_bb_scalars_use): Likewise.
4081 (gather_bbs::before_dom_children): Likewise.
4082 * hsa-dump.c (dump_hsa_immed): Likewise.
4083 * ipa-cp.c (print_ipcp_constant_value): Likewise.
4084 (get_replacement_map): Likewise.
4085 * ipa-inline-analysis.c (dump_condition): Likewise.
4086 (estimate_function_body_sizes): Likewise.
4087 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
4088 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
4089 * ipa-prop.c (ipa_dump_param): Likewise.
4090 (ipa_print_node_jump_functions_for_edge): Likewise.
4091 (ipa_modify_call_arguments): Likewise.
4092 (ipa_modify_expr): Likewise.
4093 (ipa_dump_param_adjustments): Likewise.
4094 (ipa_dump_agg_replacement_values): Likewise.
4095 (ipcp_modif_dom_walker::before_dom_children): Likewise.
4096 * ipa-pure-const.c (check_stmt): Likewise.
4097 (pass_nothrow::execute): Likewise.
4098 * ipa-split.c (execute_split_functions): Likewise.
4099 * omp-offload.c (dump_oacc_loop_part): Likewise.
4100 (dump_oacc_loop): Likewise.
4101 * trans-mem.c (tm_log_emit): Likewise.
4102 (tm_memopt_accumulate_memops): Likewise.
4103 (dump_tm_memopt_set): Likewise.
4104 (dump_tm_memopt_transform): Likewise.
4105 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4106 (print_loop): Likewise.
4107 * tree-chkp-opt.c (chkp_print_addr): Likewise.
4108 (chkp_gather_checks_info): Likewise.
4109 (chkp_get_check_result): Likewise.
4110 (chkp_remove_check_if_pass): Likewise.
4111 (chkp_use_outer_bounds_if_possible): Likewise.
4112 (chkp_reduce_bounds_lifetime): Likewise.
4113 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
4114 (chkp_mark_completed_bounds): Likewise.
4115 (chkp_register_incomplete_bounds): Likewise.
4116 (chkp_mark_invalid_bounds): Likewise.
4117 (chkp_maybe_copy_and_register_bounds): Likewise.
4118 (chkp_build_returned_bound): Likewise.
4119 (chkp_get_bound_for_parm): Likewise.
4120 (chkp_build_bndldx): Likewise.
4121 (chkp_get_bounds_by_definition): Likewise.
4122 (chkp_generate_extern_var_bounds): Likewise.
4123 (chkp_get_bounds_for_decl_addr): Likewise.
4124 * tree-chrec.c (chrec_apply): Likewise.
4125 * tree-data-ref.c (dump_data_reference): Likewise.
4126 (dump_subscript): Likewise.
4127 (dump_data_dependence_relation): Likewise.
4128 (analyze_overlapping_iterations): Likewise.
4129 * tree-inline.c (expand_call_inline): Likewise.
4130 (tree_function_versioning): Likewise.
4131 * tree-into-ssa.c (dump_defs_stack): Likewise.
4132 (dump_currdefs): Likewise.
4133 (dump_names_replaced_by): Likewise.
4134 (dump_update_ssa): Likewise.
4135 (update_ssa): Likewise.
4136 * tree-object-size.c (pass_object_sizes::execute): Likewise.
4137 * tree-parloops.c (build_new_reduction): Likewise.
4138 (try_create_reduction_list): Likewise.
4139 (ref_conflicts_with_region): Likewise.
4140 (oacc_entry_exit_ok_1): Likewise.
4141 (oacc_entry_exit_single_gang): Likewise.
4142 * tree-pretty-print.h: Likewise.
4143 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
4144 (get_scalar_evolution): Likewise.
4145 (add_to_evolution): Likewise.
4146 (get_loop_exit_condition): Likewise.
4147 (analyze_evolution_in_loop): Likewise.
4148 (analyze_initial_condition): Likewise.
4149 (analyze_scalar_evolution): Likewise.
4150 (instantiate_scev): Likewise.
4151 (number_of_latch_executions): Likewise.
4152 (gather_chrec_stats): Likewise.
4153 (final_value_replacement_loop): Likewise.
4154 (scev_const_prop): Likewise.
4155 * tree-sra.c (dump_access): Likewise.
4156 (disqualify_candidate): Likewise.
4157 (create_access): Likewise.
4158 (reject): Likewise.
4159 (maybe_add_sra_candidate): Likewise.
4160 (create_access_replacement): Likewise.
4161 (analyze_access_subtree): Likewise.
4162 (analyze_all_variable_accesses): Likewise.
4163 (sra_modify_assign): Likewise.
4164 (initialize_constant_pool_replacements): Likewise.
4165 (find_param_candidates): Likewise.
4166 (decide_one_param_reduction): Likewise.
4167 (replace_removed_params_ssa_names): Likewise.
4168 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4169 * tree-ssa-copy.c (dump_copy_of): Likewise.
4170 (copy_prop_visit_cond_stmt): Likewise.
4171 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
4172 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
4173 (record_equivalences_from_stmt): Likewise.
4174 * tree-ssa-dse.c (compute_trims): Likewise.
4175 (delete_dead_call): Likewise.
4176 (delete_dead_assignment): Likewise.
4177 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
4178 (forward_propagate_into_cond): Likewise.
4179 (pass_forwprop::execute): Likewise.
4180 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
4181 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
4182 Likewise.
4183 (move_computations_worker): Likewise.
4184 (execute_sm): Likewise.
4185 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
4186 (remove_exits_and_undefined_stmts): Likewise.
4187 (remove_redundant_iv_tests): Likewise.
4188 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
4189 (adjust_iv_update_pos): Likewise.
4190 * tree-ssa-math-opts.c (bswap_replace): Likewise.
4191 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
4192 (value_replacement): Likewise.
4193 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4194 * tree-ssa-pre.c (print_pre_expr): Likewise.
4195 (get_representative_for): Likewise.
4196 (create_expression_by_pieces): Likewise.
4197 (insert_into_preds_of_block): Likewise.
4198 (eliminate_insert): Likewise.
4199 (eliminate_dom_walker::before_dom_children): Likewise.
4200 (eliminate): Likewise.
4201 (remove_dead_inserted_code): Likewise.
4202 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4203 * tree-ssa-reassoc.c (get_rank): Likewise.
4204 (eliminate_duplicate_pair): Likewise.
4205 (eliminate_plus_minus_pair): Likewise.
4206 (eliminate_not_pairs): Likewise.
4207 (undistribute_ops_list): Likewise.
4208 (eliminate_redundant_comparison): Likewise.
4209 (update_range_test): Likewise.
4210 (optimize_range_tests_var_bound): Likewise.
4211 (optimize_vec_cond_expr): Likewise.
4212 (rewrite_expr_tree): Likewise.
4213 (rewrite_expr_tree_parallel): Likewise.
4214 (linearize_expr): Likewise.
4215 (break_up_subtract): Likewise.
4216 (linearize_expr_tree): Likewise.
4217 (attempt_builtin_powi): Likewise.
4218 (attempt_builtin_copysign): Likewise.
4219 (transform_stmt_to_copy): Likewise.
4220 (transform_stmt_to_multiply): Likewise.
4221 (dump_ops_vector): Likewise.
4222 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
4223 (print_scc): Likewise.
4224 (set_ssa_val_to): Likewise.
4225 (visit_reference_op_store): Likewise.
4226 (visit_use): Likewise.
4227 (sccvn_dom_walker::before_dom_children): Likewise.
4228 (run_scc_vn): Likewise.
4229 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
4230 Likewise.
4231 (expr_hash_elt::print): Likewise.
4232 (const_and_copies::pop_to_marker): Likewise.
4233 (const_and_copies::record_const_or_copy_raw): Likewise.
4234 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
4235 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
4236 (dump_predicates): Likewise.
4237 (find_uninit_use): Likewise.
4238 (warn_uninitialized_phi): Likewise.
4239 (pass_late_warn_uninitialized::execute): Likewise.
4240 * tree-ssa.c (verify_vssa): Likewise.
4241 (verify_ssa): Likewise.
4242 (maybe_optimize_var): Likewise.
4243 * tree-vrp.c (dump_value_range): Likewise.
4244 (dump_all_value_ranges): Likewise.
4245 (dump_asserts_for): Likewise.
4246 (register_edge_assert_for_2): Likewise.
4247 (vrp_visit_cond_stmt): Likewise.
4248 (vrp_visit_switch_stmt): Likewise.
4249 (vrp_visit_stmt): Likewise.
4250 (vrp_visit_phi_node): Likewise.
4251 (simplify_cond_using_ranges_1): Likewise.
4252 (fold_predicate_in): Likewise.
4253 (evrp_dom_walker::before_dom_children): Likewise.
4254 (evrp_dom_walker::push_value_range): Likewise.
4255 (evrp_dom_walker::pop_value_range): Likewise.
4256 (execute_early_vrp): Likewise.
4258 2017-05-16 Richard Biener <rguenther@suse.de>
4260 * dwarf2out.c (loc_list_from_tree_1): Do not create
4261 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
4263 2017-05-16 Richard Biener <rguenther@suse.de>
4265 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
4266 just generated.
4267 (note_variable_value_in_expr): If we resolved the decl ref
4268 do not push to the stack.
4270 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
4272 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
4273 operations in fast-math mode.
4274 (vaddq_f16): Likewise.
4275 (vmul_f16): Likewise.
4276 (vmulq_f16): Likewise.
4277 (vsub_f16): Likewise.
4278 (vsubq_f16): Likewise.
4279 * config/arm/neon.md (add<mode>3): New.
4280 (sub<mode>3): New.
4281 (fma:<VH:mode>3): New. Also remove outdated comment.
4282 (mul<mode>3): New.
4284 2017-05-16 Martin Liska <mliska@suse.cz>
4286 PR ipa/79849.
4287 PR ipa/79850.
4288 * ipa-devirt.c (warn_types_mismatch): Fix typo.
4289 (odr_types_equivalent_p): Likewise.
4291 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
4293 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
4295 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
4297 PR target/80425
4298 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
4299 non-interunit SSE move alternatives with '?'.
4300 (zero-extendsidi peephole2): New peephole to skip intermediate
4301 general register in SSE zero-extend sequence.
4303 2017-05-15 Jeff Law <law@redhat.com>
4305 * reorg.c (relax_delay_slots): Create a new variable to hold
4306 the temporary target rather than clobbering TARGET_LABEL.
4308 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
4309 missing argument to extract_bit_field call.
4310 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
4312 2017-05-15 Martin Liska <mliska@suse.cz>
4314 PR driver/31468
4315 * gcc.c (process_command): Do not allow empty argument of -o option.
4317 2017-05-15 Renlin Li <renlin.li@arm.com>
4319 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
4320 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
4321 * config/aarch64/constraints.md (Usf): Add long call check.
4322 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
4323 (call_value): Likewise.
4324 (sibcall): Likewise.
4325 (sibcall_value): Likewise.
4326 (call_insn): New.
4327 (call_value_insn): New.
4328 (sibcall_insn): Update rtx pattern.
4329 (sibcall_value_insn): Likewise.
4330 (call_internal): Remove.
4331 (call_value_internal): Likewise.
4332 (sibcall_internal): Likewise.
4333 (sibcall_value_internal): Likewise.
4334 (call_reg): Likewise.
4335 (call_symbol): Likewise.
4336 (call_value_reg): Likewise.
4337 (call_value_symbol): Likewise.
4339 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
4341 PR target/80600
4342 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
4344 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
4346 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
4347 compatible with CCGOCmode and with CCZmode.
4349 2017-05-14 Martin Sebor <msebor@redhat.com>
4351 PR middle-end/77671
4352 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
4353 (gimple_fold_builtin_snprintf): Same.
4354 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
4355 (gimple_fold_builtin_snprintf): Same.
4356 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
4357 of character types.
4358 (is_call_safe): New function.
4359 (try_substitute_return_value): Call it.
4360 (try_simplify_call): New function.
4361 (pass_sprintf_length::handle_gimple_call): Call it.
4363 2017-05-14 Martin Sebor <msebor@redhat.com>
4365 PR middle-end/80669
4366 * builtins.c (expand_builtin_stpncpy): Simplify.
4368 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
4370 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
4371 * config/i386/i386.h
4372 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
4373 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
4374 (struct machine_function): Add new members call_ms2sysv,
4375 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
4376 (struct machine_frame_state): New fields sp_realigned and
4377 sp_realigned_offset.
4378 * config/i386/i386.c
4379 (enum xlogue_stub): New enum.
4380 (enum xlogue_stub_sets): New enum.
4381 (class xlogue_layout): New class.
4382 (struct ix86_frame): New fields stack_realign_allocate_offset,
4383 stack_realign_offset and outlined_save_offset. Modify comments to
4384 detail stack layout when using out-of-line stubs.
4385 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
4386 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
4387 -mcall-ms2sysv-xlogues.
4388 (stub_managed_regs): New static variable.
4389 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
4390 registers managed by out-of-line stub.
4391 (disable_call_ms2sysv_xlogues): New function.
4392 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
4393 m->call_ms2sysv when appropriate and compute frame layout for
4394 out-of-line stubs.
4395 (sp_valid_at, fp_valid_at): New inline functions.
4396 (choose_basereg): New function.
4397 (choose_baseaddr): Add align parameter, use choose_basereg and modify
4398 all callers.
4399 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
4400 Use align parameter of choose_baseaddr to generated aligned SSE movs
4401 when possible.
4402 (pro_epilogue_adjust_stack): Modify to track
4403 machine_frame_state::sp_realigned.
4404 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
4405 (ix86_nsaved_sseregs): Likewise.
4406 (ix86_emit_save_regs): Likewise.
4407 (ix86_emit_save_regs_using_mov): Likewise.
4408 (ix86_emit_save_sse_regs_using_mov): Likewise.
4409 (get_scratch_register_on_entry): Likewise.
4410 (gen_frame_set): New function.
4411 (gen_frame_load): Likewise.
4412 (gen_frame_store): Likewise.
4413 (emit_outlined_ms2sysv_save): Likewise.
4414 (emit_outlined_ms2sysv_restore): Likewise.
4415 (ix86_expand_prologue): Modify stack re-alignment code and call
4416 emit_outlined_ms2sysv_save when appropriate.
4417 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
4418 parameter rtx_insn *insn, which allows the function to be used to only
4419 generate the notes.
4420 (ix86_expand_epilogue): Modify validity checks of frame and stack
4421 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
4422 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
4423 * config/i386/predicates.md
4424 (save_multiple): New predicate.
4425 (restore_multiple): Likewise.
4426 * config/i386/sse.md
4427 (save_multiple<mode>): New pattern.
4428 (save_multiple_realign<mode>): Likewise.
4429 (restore_multiple<mode>): Likewise.
4430 (restore_multiple_and_return<mode>): Likewise.
4431 (restore_multiple_leave_return<mode>): Likewise.
4432 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
4434 2017-05-14 Julia Koval <julia.koval@intel.com>
4436 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
4437 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
4438 (__builtin_ia32_xsetbv): New builtins.
4439 * config/i386/i386.c (ix86_expand_special_args_builtin):
4440 Process new types.
4441 (ix86_expand_builtin): Special expand for new intrinsics.
4442 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
4443 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
4444 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
4446 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4448 * cfganal.c (inverted_post_order_compute): Change argument type
4449 to vec *.
4450 * cfganal.h (inverted_post_order_compute): Adjust prototype.
4451 * df-core.c (rest_of_handle_df_initialize): Adjust.
4452 (rest_of_handle_df_finish): Likewise.
4453 (df_analyze_1): Likewise.
4454 (df_analyze): Likewise.
4455 (loop_inverted_post_order_compute): Change argument to be a vec *.
4456 (df_analyze_loop): Adjust.
4457 (df_get_n_blocks): Likewise.
4458 (df_get_postorder): Likewise.
4459 * df.h (struct df_d): Change field to be a vec.
4460 * lcm.c (compute_laterin): Adjust.
4461 (compute_available): Likewise.
4462 * lra-lives.c (lra_create_live_ranges_1): Likewise.
4463 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4464 * tree-ssa-pre.c (compute_antic): Likewise.
4466 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4468 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
4469 (depth_first_search::depth_first_search): Change structure init
4470 function to this constructor.
4471 (depth_first_search::add_bb): Rename function to this member.
4472 (depth_first_search::execute): Likewise.
4473 (flow_dfs_compute_reverse_finish): Adjust.
4475 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4477 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
4478 (longest_simple_path): Likewise.
4479 * shrink-wrap.c (spread_components): Likewise.
4480 (disqualify_problematic_components): Likewise.
4481 (emit_common_heads_for_components): Likewise.
4482 (emit_common_tails_for_components): Likewise.
4483 (insert_prologue_epilogue_for_components): Likewise.
4485 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4487 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
4488 auto_sbitmap.
4490 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4492 * df-core.c (df_set_blocks): Start using auto_bitmap.
4493 (df_compact_blocks): Likewise.
4494 * df-problems.c (df_rd_confluence_n): Likewise.
4495 * df-scan.c (df_insn_rescan_all): Likewise.
4496 (df_process_deferred_rescans): Likewise.
4497 (df_update_entry_block_defs): Likewise.
4498 (df_update_exit_block_uses): Likewise.
4499 (df_entry_block_bitmap_verify): Likewise.
4500 (df_exit_block_bitmap_verify): Likewise.
4501 (df_scan_verify): Likewise.
4502 * lra-constraints.c (lra_constraints): Likewise.
4503 (undo_optional_reloads): Likewise.
4504 (lra_undo_inheritance): Likewise.
4505 * lra-remat.c (calculate_gen_cands): Likewise.
4506 (do_remat): Likewise.
4507 * lra-spills.c (assign_spill_hard_regs): Likewise.
4508 (spill_pseudos): Likewise.
4509 * tree-ssa-pre.c (bitmap_set_and): Likewise.
4510 (bitmap_set_subtract_values): Likewise.
4512 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4514 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
4515 management with auto_bitmap.
4516 (fix_inter_tick): Likewise.
4517 (fix_recovery_deps): Likewise.
4518 * ira.c (add_store_equivs): Likewise.
4519 (find_moveable_pseudos): Likewise.
4520 (split_live_ranges_for_shrink_wrap): Likewise.
4521 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
4522 (rtx_reuse_manager::seen_def_p): Likewise.
4523 (rtx_reuse_manager::set_seen_def): Likewise.
4524 * print-rtl.h (class rtx_reuse_manager): Likewise.
4526 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4528 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
4529 lifetime.
4530 (migrate_btr_def): Likewise.
4531 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4532 * df-core.c (loop_post_order_compute): Likewise.
4533 (loop_inverted_post_order_compute): Likewise.
4534 * hsa-common.h: Likewise.
4535 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
4536 * init-regs.c (initialize_uninitialized_regs): Likewise.
4537 * ipa-inline.c (resolve_noninline_speculation): Likewise.
4538 (inline_small_functions): Likewise.
4539 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
4540 * ira.c (combine_and_move_insns): Likewise.
4541 (build_insn_chain): Likewise.
4542 * loop-invariant.c (find_invariants): Likewise.
4543 * lower-subreg.c (propagate_pseudo_copies): Likewise.
4544 * predict.c (tree_predict_by_opcode): Likewise.
4545 (predict_paths_leading_to): Likewise.
4546 (predict_paths_leading_to_edge): Likewise.
4547 (estimate_loops_at_level): Likewise.
4548 (estimate_loops): Likewise.
4549 * shrink-wrap.c (try_shrink_wrapping): Likewise.
4550 (spread_components): Likewise.
4551 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
4552 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
4553 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
4554 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
4555 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
4556 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4557 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
4558 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
4559 (mark_threaded_blocks): Likewise.
4560 (thread_through_all_blocks): Likewise.
4561 * tree-ssa.c (verify_ssa): Likewise.
4562 (execute_update_addresses_taken): Likewise.
4563 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
4565 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4567 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
4568 auto_vec.
4569 (post_order_compute): Likewise.
4570 (inverted_post_order_compute): Likewise.
4571 (pre_and_rev_post_order_compute_fn): Likewise.
4573 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4575 * genrecog.c (int_set::int_set): Explicitly construct our
4576 auto_vec base class.
4577 * vec.h (auto_vec::auto_vec): New constructor.
4579 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4581 * bitmap.h (class auto_bitmap): New constructor taking
4582 bitmap_obstack * argument.
4584 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4586 * bitmap.h (class auto_bitmap): Change type of m_bits to
4587 bitmap_head, and adjust ctor / dtor and member operators.
4589 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
4591 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
4592 when returned register mode doesn't match original mode.
4594 2017-05-12 Jeff Law <law@redhat.com>
4595 Jakub Jelinek <jakub@redhat.com>
4597 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
4598 we look for cc setter after the compare-elim changes.
4599 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
4600 within the vector to match what compare-elim now expects.
4601 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
4602 (xorsi3_flags, one_cmplsi2_flags): Likewise.
4604 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
4605 after the compare-elim changes.
4606 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
4607 the vector to match what compare-elim now expects.
4608 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
4609 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
4610 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
4611 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
4612 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
4614 * config/visium/visium.c (single_set_and_flags): Fix where
4615 we look for cc setter after the compare-elim changes.
4616 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
4617 with the vector to match what compare-elim now expects.
4618 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
4619 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
4620 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
4621 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
4622 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
4623 (neg<mode>2_insn_set_overflow): Likewise.
4625 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
4627 PR middle-end/79794
4628 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
4629 maybe_expand_insn call, set ops[0].target. If still set after call,
4630 set alt_rtl. Add extra arg to recursive calls.
4631 (extract_bit_field): Add alt_rtl argument. Pass to
4632 extract_bit_field.
4633 * expmed.h (extract_bit_field): Fix prototype.
4634 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
4635 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
4636 to extract_bit_field_calls.
4637 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
4638 Pass alt_rtl to extract_bit_field calls.
4639 * calls.c (store_unaligned_arguments_into_psuedos)
4640 load_register_parameters): Pass extra NULL to extract_bit_field calls.
4641 * optabs.c (maybe_legitimize_operand): Clear op->target when call
4642 gen_reg_rtx.
4643 * optabs.h (struct expand_operand): Add target bitfield.
4645 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
4647 * compare-elim.c (try_eliminate_compare): Canonicalize
4648 operation with embedded compare to
4649 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
4650 (set (reg) (operation)].
4652 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
4654 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
4656 PR target/80723
4657 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
4658 cost of adding a carry flag for ADC instruction.
4659 [case MINUS]: Ignore the cost of subtracting a carry flag
4660 for SBB instruction.
4662 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
4664 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
4665 and x86intrin.h
4666 * config/rs6000/bmiintrin.h: New file.
4667 * config/rs6000/bmi2intrin.h: New file.
4668 * config/rs6000/x86intrin.h: New file.
4670 2017-05-12 Jeff Law <law@redhat.com>
4672 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
4673 markers.
4675 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
4677 PR middle-end/80707
4678 * tree-cfg.c: Remove cfg edges of unreachable case statements.
4680 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4682 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4683 early expansion of vector divide builtins.
4684 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
4685 builtins identified as having unsigned arguments.
4687 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4689 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
4690 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
4691 expansion of vector logical operations (and, andc, or, xor,
4692 nor, orc, nand).
4694 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4696 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
4697 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
4699 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4701 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4702 early GIMPLE expansion of vector multiplies.
4704 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
4706 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
4707 TARGET_HAVE_MOVT conditional.
4708 (movt splitter): Likewise.
4710 2017-05-12 Richard Biener <rguenther@suse.de>
4712 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
4713 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4714 Fold all stmts not inplace.
4716 2017-05-12 Richard Biener <rguenther@suse.de>
4718 PR tree-optimization/80713
4719 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
4720 inserted_exprs bit for not removed stmts.
4722 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
4724 PR middle-end/69921
4725 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
4726 parallelized" attribute for parallelized OpenACC kernels.
4727 * omp-offload.c (execute_oacc_device_lower): Use it.
4729 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
4730 Set "oacc kernels" attribute.
4731 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
4732 parameter. Adjust all users.
4733 (oacc_fn_attrib_kernels_p): Remove function.
4734 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
4735 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
4736 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4737 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
4738 assert "oacc kernels" attribute is set.
4740 2017-05-11 Carl Love <cel@us.ibm.com>
4742 * config/rs6000/rs6000-c: Add support for built-in functions
4743 vector unsigned char vec_popcnt (vector signed char)
4744 vector unsigned char vec_popcnt (vector unsigned char)
4745 vector unsigned short vec_popcnt (vector signed short)
4746 vector unsigned short vec_popcnt (vector unsigned short)
4747 vector unsigned int vec_popcnt (vector signed int)
4748 vector unsigned int vec_popcnt (vector unsigned int)
4749 vector unsigned long long vec_popcnt (vector signed long long)
4750 vector unsigned long long vec_popcnt (vector unsigned long long)
4751 vector signed long long vec_slo (vector signed long long,
4752 vector signed char)
4753 vector signed long long vec_slo (vector signed long long,
4754 vector unsigned char)
4755 vector unsigned long long vec_slo (vector unsigned long long,
4756 vector signed char)
4757 vector unsigned long long vec_slo (vector unsigned long long,
4758 vector unsigned char)
4759 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
4760 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
4761 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
4762 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
4763 * doc/extend.texi: Update the built-in documentation file for the
4764 new built-in functions.
4766 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4768 * attribs.h (sorted_attr_string): Move machine independent
4769 functions for target clone support from the i386 port to common
4770 code. Rename ix86_function_versions to common_function_versions.
4771 Rename make_name to make_unique_name.
4772 (common_function_versions): Likewise.
4773 (make_unique_name): Likewise.
4774 (make_dispatcher_decl): Likewise.
4775 (is_function_default_version): Likewise.
4776 * attribs.c (attr_strcmp): Likewise.
4777 (sorted_attr_string): Likewise.
4778 (common_function_versions): Likewise.
4779 (make_unique_name): Likewise.
4780 (make_dispatcher_decl): Likewise.
4781 (is_function_default_version): Likewise.
4782 * config/i386/i386.c (attr_strcmp): Likewise.
4783 (sorted_attr_string): Likewise.
4784 (ix86_function_versions): Likewise.
4785 (make_name): Likewise.
4786 (make_dispatcher_decl): Likewise.
4787 (is_function_default_version): Likewise.
4788 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
4790 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4792 PR target/80695
4793 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4794 Account for direct move costs for vec_construct of integer
4795 vectors.
4797 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
4799 PR target/80706
4800 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
4801 (UNSPEC_STX_ATOMIC): Ditto.
4802 (loaddi_via_sse): New insn.
4803 (storedi_via_sse): Ditto.
4804 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
4805 Update corresponding peephole2 patterns.
4806 (atomic_storedi_fpu): Ditto.
4808 2017-05-11 Julia Koval <julia.koval@intel.com>
4810 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
4811 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
4812 New intrinsics.
4813 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
4814 (__builtin_ia32_rsqrt14ss_mask): New builtins.
4815 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
4817 2017-05-11 Nathan Sidwell <nathan@acm.org>
4819 * graphite-poly.c: Include dumpfile.h.
4821 * dumpfle.h (dump_function): Declare here ...
4822 * tree-dump.h (dump_function): ... not here.
4823 * dumpfile.c: #include tree-cfg.h.
4824 (dump_function): Move here from ...
4825 * tree-dump.c (dump_function): ... here.
4826 * gimplify.c: #include splay-tree.h, not tree-dump.h.
4827 * graphite-poly.c: Don't include tree-dump.h.
4828 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
4829 * print-tree.c: Likewise.
4830 * stor-layout.c: Likewise.
4831 * tree-nested.c: Likewise.
4833 * dumpfile.c (dump_start): Use TDF_FLAGS.
4834 (dump_enable_all): Fix TDF_KIND check thinko.
4836 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
4838 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4839 array entries to represent two legal parameterizations of the
4840 overloaded __builtin_cmpb function, as represented by the
4841 P6_OV_BUILTIN_CMPB constant.
4842 (altivec_resolve_overloaded_builtin): Add special case handling
4843 for the __builtin_cmpb function, as represented by the
4844 P6_OV_BUILTIN_CMPB constant.
4845 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
4846 (BU_P6_64BIT_2): New macro.
4847 (BU_P6_OVERLOAD_2): New macro
4848 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
4849 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
4850 (CMPB): Add overload support to represent both 32-bit and 64-bit
4851 compare-bytes function.
4852 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4853 support for TARGET_CMPB.
4854 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
4855 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
4856 documentation of the __builtin_cmpb overloaded built-in function.
4858 2017-05-11 Richard Biener <rguenther@suse.de>
4860 PR tree-optimization/80705
4861 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
4862 bases are not vectorizable.
4864 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4866 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
4867 when counting register pressure.
4869 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4871 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
4872 (iv_ca_more_deps): Renamed to ...
4873 (iv_ca_compare_deps): ... this.
4874 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
4876 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4878 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
4879 to ...
4880 (determine_group_iv_costs): ... here.
4881 (find_inv_vars_cb): Record inv var if it's not recorded before.
4883 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4885 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
4886 (get_shiftadd_cost): Ditto.
4888 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4890 * tree-ssa-address.c: Include header file.
4891 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
4892 address.
4893 (add_to_parts): Refactor.
4894 (addr_to_parts): New parameter. Update use of move_hint_to_base.
4895 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
4896 in new order.
4898 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4900 PR tree-optimization/53090
4901 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
4902 COMP_IV_EXPR_2.
4903 (extract_cond_operands): Detect condition with IV on both sides
4904 and return COMP_IV_EXPR_2.
4905 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
4906 (rewrite_use_compare): Simplify by removing call to function
4907 extract_cond_operands.
4909 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4911 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
4912 (extract_cond_operands): Detect condition comparing against non-
4913 invariant bound and return appropriate enum value.
4914 (find_interesting_uses_cond): Update use of extract_cond_operands.
4915 Handle its return value accordingly.
4916 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
4918 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4920 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
4921 nonlinear iv_use computation in loop invariant sensitive way.
4923 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4925 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
4926 (find_iv_candidates): Call relate_compare_use_with_all_cands.
4928 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4930 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
4931 (dump_cand): Support iv_cand.inv_exprs.
4932 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
4933 for candidates.
4934 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
4935 iv_cand.inv_exprs.
4937 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4939 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
4940 from ...
4941 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
4942 as local function. Include necessary header files.
4943 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
4945 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4947 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
4949 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4951 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
4952 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
4953 RSHIFT_EXPR and BIT_NOT_EXPR.
4955 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4957 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
4958 (adjust_setup_cost): New parameter supporting round up adjustment.
4959 (struct address_cost_data): Delete.
4960 (force_expr_to_var_cost): Don't bound cost with spill_cost.
4961 (split_address_cost, ptr_difference_cost): Delete.
4962 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
4963 (struct ainc_cost_data): New struct.
4964 (get_address_cost_ainc): New function.
4965 (get_address_cost, get_computation_cost): Reimplement.
4966 (determine_group_iv_cost_address): Record inv_expr for all uses of
4967 a group.
4968 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
4969 (iv_ca_has_deps): Reimplemented to ...
4970 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
4971 than OLD_CP.
4972 (iv_ca_extend): Call iv_ca_more_deps.
4974 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4976 * tree-ssa-address.c (struct mem_address): Move to header file.
4977 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
4978 * tree-ssa-address.h (struct mem_address): Move from C file.
4979 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
4981 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4983 * tree-affine.h (aff_combination_type): New interface.
4984 (aff_combination_zero_p): Remove static.
4985 (aff_combination_const_p): New interface.
4986 (aff_combination_singleton_var_p): New interfaces.
4988 2017-05-11 Richard Biener <rguenther@suse.de>
4990 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4991 Skip unreachable blocks and destinations.
4992 (eliminate): Move stmt removal and fixup ...
4993 (fini_eliminate): ... here. Skip inserted exprs.
4994 (pass_pre::execute): Move fini_pre after fini_eliminate.
4995 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
4996 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
4997 PRE to get rid of dead code that has invalid SSA form and
4998 split critical edges again.
5000 2017-05-11 Bin Cheng <bin.cheng@arm.com>
5002 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5004 2017-05-11 Richard Biener <rguenther@suse.de>
5006 * passes.c (execute_function_todo): Verify loops if they are
5007 said to be up-to-date.
5008 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
5009 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
5011 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
5013 PR target/80090
5014 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
5015 handle calling assemble_external ourself.
5017 PR target/79027
5018 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
5019 modes with zero size. Enhance comment.
5021 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5023 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
5024 built-ins for vec_xl and vec_xst with short and char pointer
5025 arguments.
5027 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
5029 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
5030 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
5031 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
5032 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
5033 (_mm_maskz_min_round_ss): New intrinsics.
5034 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
5035 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
5036 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
5037 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
5038 (__builtin_ia32_minss_mask_round): New builtins.
5039 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5040 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
5041 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
5042 Rename to ...
5043 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
5044 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
5045 Change to ...
5046 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
5047 ... this.
5049 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
5051 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
5052 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
5053 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
5054 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
5055 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
5056 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
5057 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
5058 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5059 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
5060 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
5061 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
5062 (__builtin_ia32_mulss_mask_round): New builtins.
5063 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5064 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
5065 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
5066 Rename to ...
5067 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
5068 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
5069 Change to ...
5070 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
5071 ... this.
5073 2017-05-10 Julia Koval <julia.koval@intel.com>
5075 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
5076 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
5077 (_mm256_setr_m128i): New intrinsics.
5079 2017-05-10 Julia Koval <julia.koval@intel.com>
5081 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
5082 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
5083 (_mm_maskz_rcp14_ss): New intrinsics.
5084 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
5085 (__builtin_ia32_rcp14ss_mask): New builtins.
5086 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
5088 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
5090 PR tree-optimization/51513
5091 * tree-cfg.c (gimple_seq_unreachable_p): New function.
5092 (assert_unreachable_fallthru_edge_p): Use it.
5093 (group_case_labels_stmt): Likewise.
5094 * tree-cfg.h: Prototype it.
5095 * stmt.c: Include cfghooks.h and tree-cfg.h.
5096 (emit_case_dispatch_table) <gap_label>: New local variable.
5097 Use it to fill dispatch table gaps.
5098 Test for default_label before updating probabilities.
5099 (expand_case) <default_label>: Remove unneeded initialization.
5100 Test for unreachable default case statement and remove its edge.
5101 Set default_label accordingly.
5102 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
5104 2017-05-10 Carl Love <cel@us.ibm.com>
5106 * config/rs6000/rs6000-c: Add support for built-in functions
5107 vector signed char vec_neg (vector signed char)
5108 vector signed short int vec_neg (vector short int)
5109 vector signed int vec_neg (vector signed int)
5110 vector signed long long vec_neg (vector signed long long)
5111 vector float vec_neg (vector float)
5112 vector double vec_neg (vector double)
5113 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
5114 overload.
5115 * config/rs6000/altivec.h: Add define for vec_neg
5116 * doc/extend.texi: Update the built-in documentation for the
5117 new built-in functions.
5119 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5121 PR tree-optimization/77644
5122 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
5124 2017-05-10 Nathan Sidwell <nathan@acm.org>
5126 * dumpfile.h (TDI_lang_all): New.
5127 (TDF_KIND): New. Renumber others
5128 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
5129 than bits.
5130 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
5131 lang-all.
5132 (get_dump_file_name): Adjust suffix generation.
5133 (dump_enable_all): Use TDF_KIND.
5134 * doc/invoke.texi (-fdump-lang-all): Document.
5136 * dumpfile.h: Tabify.
5138 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
5140 PR target/80671
5141 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
5142 Move member access before delete.
5144 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
5146 * tree-inline.c (expand_call_inline): Split block at stmt
5147 before the call.
5149 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5151 PR target/68163
5152 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
5153 are now unused after splitting mov{sf,sd}_hardfloat.
5154 (f32_lr2): Likewise.
5155 (f32_lm): Likewise.
5156 (f32_lm2): Likewise.
5157 (f32_li): Likewise.
5158 (f32_li2): Likewise.
5159 (f32_lv): Likewise.
5160 (f32_sr): Likewise.
5161 (f32_sr2): Likewise.
5162 (f32_sm): Likewise.
5163 (f32_sm2): Likewise.
5164 (f32_si): Likewise.
5165 (f32_si2): Likewise.
5166 (f32_sv): Likewise.
5167 (f32_dm): Likewise.
5168 (f32_vsx): Likewise.
5169 (f32_av): Likewise.
5170 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
5171 For movsf, order stores so the VSX stores occur before the GPR
5172 store which encourages the register allocator to use a traditional
5173 FPR instead of a GPR. For movsd, order the stores so that the GPR
5174 store comes before the VSX stores to allow the power6 to work.
5175 This is due to the power6 not having a 32-bit integer store
5176 instruction from a FPR.
5177 (movsf_hardfloat): Likewise.
5178 (movsd_hardfloat): Likewise.
5180 2017-05-09 Martin Sebor <msebor@redhat.com>
5182 PR translation/80280
5183 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
5184 added in r247778.
5186 PR translation/80280
5187 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
5188 data member added in r247778.
5189 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
5191 2017-05-09 Nathan Sidwell <nathan@acm.org>
5193 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
5195 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
5196 typedefs.
5198 2017-05-09 Marek Polacek <polacek@redhat.com>
5200 * doc/invoke.texi: Fix typo.
5202 2017-05-09 Richard Biener <rguenther@suse.de>
5204 * tree-vrp.c (vrp_val_is_max): Adjust comment.
5205 (vrp_val_is_min): Likewise.
5206 (set_value_range_to_value): Likewise.
5207 (set_value_range_to_nonnegative): Likewise.
5208 (gimple_assign_nonzero_p): Likewise.
5209 (gimple_stmt_nonzero_p): Likewise.
5210 (vrp_int_const_binop): Likewise. Remove unreachable case.
5211 (adjust_range_with_scev): Adjust comments.
5212 (compare_range_with_value): Likewise.
5213 (extract_range_from_phi_node): Likewise.
5214 (test_for_singularity): Likewise.
5216 2017-05-09 Richard Biener <rguenther@suse.de>
5218 * tree-vrp.c (get_single_symbol): Add assert that we don't
5219 get overflowed constants as invariant part.
5220 (compare_values_warnv): Add comment before the TREE_NO_WARNING
5221 checks. Use wi::cmp instead of recursing for integer constants.
5222 (compare_values): Just ignore whether we assumed undefined
5223 overflow instead of failing the compare.
5224 (extract_range_for_var_from_comparison_expr): Add comment before the
5225 TREE_NO_WARNING sets.
5226 (test_for_singularity): Likewise.
5227 (extract_range_from_comparison): Do not disable optimization
5228 when we assumed undefined overflow.
5229 (extract_range_basic): Remove init of unused var.
5231 2017-05-09 Richard Biener <rguenther@suse.de>
5233 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
5234 (extract_range_from_multiplicative_op_1): Adjust.
5235 (extract_range_from_binary_expr_1): Use int_const_binop.
5237 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
5239 PR target/80101
5240 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
5241 rs6000_store_data_bypass_p in seven define_bypass directives and
5242 in several comments.
5243 * config/rs6000/rs6000-protos.h: Add prototype for
5244 rs6000_store_data_bypass_p function.
5245 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
5246 function implements slightly different (rs6000-specific) semantics
5247 than store_data_bypass_p, returning false rather than aborting
5248 with assertion error when arguments do not satisfy the
5249 requirements of store data bypass.
5250 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
5251 rs6000_store_data_bypass_p.
5253 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
5255 * config/xtensa/xtensa-protos.h
5256 (xtensa_initial_elimination_offset): New declaration.
5257 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
5258 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
5259 macro definition, add case for FRAME_POINTER_REGNUM when
5260 FRAME_GROWS_DOWNWARD.
5261 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
5262 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
5263 xtensa_initial_elimination_offset.
5265 2017-05-08 Nathan Sidwell <nathan@acm.org>
5267 * doc/invoke.texi: Alphabetize -fdump options.
5269 2017-05-08 Martin Sebor <msebor@redhat.com>
5271 PR translation/80280
5272 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
5274 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
5276 * target.def (compute_frame_layout): New optional target hook.
5277 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
5278 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
5279 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
5280 target hook.
5281 * reload1.c (verify_initial_elim_offsets): Likewise.
5282 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
5283 (use_simple_return_p): Call arm_compute_frame_layout if needed.
5284 (arm_get_frame_offsets): Split up into this ...
5285 (arm_compute_frame_layout): ... and this function.
5287 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
5289 * config/aarch64/constraints.md (Usa): New constraint.
5290 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
5292 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5294 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
5295 with_multilib_list after it has been checked.
5297 2017-05-08 Richard Biener <rguenther@suse.de>
5299 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
5300 (bitmap_set_subtract_values): Likewise.
5302 2017-05-08 Richard Biener <rguenther@suse.de>
5304 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
5305 (gimple_assign_nonzero): ... this and remove strict_overflow_p
5306 argument.
5307 (gimple_stmt_nonzero_warnv_p): Rename to ...
5308 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
5309 argument.
5310 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
5311 (extract_range_basic): Adjust, do not disable propagation on
5312 strict overflow sensitive simplification.
5313 (vrp_visit_cond_stmt): Likewise.
5315 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
5317 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
5318 body size unconditionally.
5320 2017-05-07 Jeff Law <law@redhat.com>
5322 Revert:
5323 2017-05-06 Jeff Law <law@redhat.com>
5324 PR tree-optimization/78496
5325 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
5326 code.
5328 PR tree-optimization/78496
5329 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
5330 (simplify_stmt_using_ranges): Call it.
5331 (vrp_dom_walker::before_dom_children): Extract equivalences
5332 from an ASSERT_EXPR with an equality comparison against a
5333 constant.
5335 2017-05-06 Jeff Law <law@redhat.com>
5337 PR tree-optimization/78496
5338 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
5339 code.
5341 PR tree-optimization/78496
5342 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
5343 (simplify_stmt_using_ranges): Call it.
5344 (vrp_dom_walker::before_dom_children): Extract equivalences
5345 from an ASSERT_EXPR with an equality comparison against a
5346 constant.
5348 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
5350 * lra-constraints.c (lra_copy_reg_equiv): New function.
5351 (split_reg): Use it to copy equivalence information from the
5352 original register to the spill register.
5354 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
5356 PR rtl-optimization/75964
5357 * simplify-rtx.c (simplify_const_relational_operation): Remove
5358 invalid handling of comparisons of integer ABS.
5360 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
5363 initialize to zero.
5364 (init_regs): Remove declaration.
5365 (function_arg_advance_32): Initialize error_p as boolean variable.
5367 2017-05-05 Nathan Sidwell <nathan@acm.org>
5369 * store-motion.c (remove_reachable_equiv_notes): Reformat long
5370 lines. Use for (;;).
5372 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5374 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
5375 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
5376 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
5377 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
5378 VF=2 that require versioning.
5380 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5382 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
5383 int.
5385 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5387 * diagnostic.h (diagnostic_override_option_index): Convert from
5388 macro to inline function.
5390 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5392 * diagnostic.c (last_module_changed_p): New function.
5393 (set_last_module): New function.
5394 (diagnostic_report_current_module): Convert macro usage to
5395 the above functions.
5396 * diagnostic.h (diagnostic_context::last_module): Strengthen
5397 from const line_map * to const line_map_ordinary *.
5398 (diagnostic_last_module_changed): Delete macro.
5399 (diagnostic_set_last_module): Delete macro.
5401 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5403 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
5404 with diagnostic_report_diagnostic.
5405 (diagnostic_n_impl_richloc): Likewise.
5406 * diagnostic.h (report_diagnostic): Delete macro.
5407 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
5408 with diagnostic_report_diagnostic.
5409 * substring-locations.c (format_warning_va): Likewise.
5411 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5413 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
5414 save/restor of format_spec. Move option-printing code to...
5415 (print_option_information): ...this new function, and
5416 reimplement by simply printing to the pretty_printer,
5417 rather than appending to the format string.
5419 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5421 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
5422 handling logic into...
5423 (update_effective_level_from_pragmas): ...this new function.
5425 2017-05-04 Andrew Waterman <andrew@sifive.com>
5427 * config/riscv/riscv.opt (mstrict-align): New option.
5428 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
5429 (SLOW_UNALIGNED_ACCESS): Define.
5430 (riscv_slow_unaligned_access): Declare.
5431 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
5432 field.
5433 (riscv_slow_unaligned_access): New variable.
5434 (rocket_tune_info): Set slow_unaligned_access to true.
5435 (optimize_size_tune_info): Set slow_unaligned_access to false.
5436 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
5437 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
5438 (riscv_option_override): Set riscv_slow_unaligned_access.
5439 * doc/invoke.texi: Add -mstrict-align to RISC-V.
5441 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
5443 * config/riscv/riscv.md: Unify indentation.
5445 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5447 PR target/79038
5448 PR target/79202
5449 PR target/79203
5450 * config/rs6000/rs6000.md (u code attribute): Add FIX and
5451 UNSIGNED_FIX.
5452 (extendsi<mode>2): Add support for doing sign extension via
5453 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
5454 don't have ISA 3.0 instructions.
5455 (extendsi<mode>2 splitter): Likewise.
5456 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
5457 generate the normal insns since SImode can now go in vector
5458 registers. Disallow the special UNSPECs needed for previous
5459 machines to hide SImode being used. Add new insns
5460 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
5461 (fix_trunc<mode>si2_stfiwx): Likewise.
5462 (fix_trunc<mode>si2_internal): Likewise.
5463 (fixuns_trunc<mode>si2): Likewise.
5464 (fixuns_trunc<mode>si2_stfiwx): Likewise.
5465 (fctiw<u>z_<mode>_smallint): Likewise.
5466 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
5467 of floating point to 32-bit integer from doing a direct move to
5468 the GPR registers to do a store.
5469 (fctiwz_<mode>): Break long line.
5471 2017-05-05 Bin Cheng <bin.cheng@arm.com>
5473 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
5474 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
5475 (addr_list, addr_offset_valid_p): New.
5476 (split_address_groups): Check offset validity with above function.
5477 (gt-tree-ssa-loop-ivopts.h): Include header file.
5479 2017-05-05 Nathan Sidwell <nathan@acm.org>
5481 * config.gcc (arm*-*-*): Add missing 'fi'.
5483 2017-05-05 Steve Ellcey <sellcey@cavium.com>
5485 * doc/invoke.texi (-fopt-info): Explicitly say order of options
5486 included in -fopt-info does not matter.
5487 * doc/optinfo.texi (-fopt-info): Fix description of default
5488 behavour. Explicitly say order of options included in -fopt-info
5489 does not matter.
5491 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
5493 * config.gcc: Allow combinations of aprofile and rmprofile values for
5494 --with-multilib-list.
5495 * config/arm/t-multilib: New file.
5496 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
5497 variables. Remove setting of ISA and floating-point ABI in
5498 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
5499 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
5500 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
5501 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
5502 CPU options.
5503 * config/arm/t-rmprofile: Likewise except for the matches changes.
5504 * doc/install.texi (--with-multilib-list): Document the combination of
5505 aprofile and rmprofile values and warn about pitfalls in doing that.
5507 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
5509 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
5510 (movdi_aarch64): Likewise.
5512 2017-05-05 Jakub Jelinek <jakub@redhat.com>
5514 PR tree-optimization/80632
5515 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
5516 field.
5517 (build_arrays): Initialize it for virtual phis.
5518 (fix_phi_nodes): Use it for virtual phis.
5520 PR tree-optimization/80558
5521 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
5522 [x, y] op z into [x op, y op z] for op & or | if conditions
5523 are met.
5525 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
5526 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5528 PR target/71607
5529 * config/arm/arm.md (use_literal_pool): Remove.
5530 (64-bit immediate split): No longer takes cost into consideration
5531 if arm_disable_literal_pool is enabled.
5532 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
5533 used when arm_disable_literal_pool is enabled.
5534 (arm_max_const_double_inline_cost): Remove use of
5535 arm_disable_literal_pool.
5536 (push_minipool_fix): Add assert.
5537 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
5538 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
5539 (no_literal_pool_sf_immediate): New.
5541 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5543 PR tree-optimization/80613
5544 * tree-ssa-dce.c (propagate_necessity): Remove cases for
5545 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5547 2017-05-05 Richard Biener <rguenther@suse.de>
5549 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
5551 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
5553 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
5554 of this flag from insn conditions due to removal from r247495.
5556 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
5558 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
5559 New function.
5560 (arm_early_store_addr_dep_ptr): Likewise.
5561 * config/arm/aarch-common-protos.h
5562 (arm_early_load_addr_dep_ptr): Add prototype.
5563 (arm_early_store_addr_dep_ptr): Likewise.
5564 * config/arm/cortex-a53.md: Add new bypasses.
5566 2017-05-05 Jakub Jelinek <jakub@redhat.com>
5568 * tree.c (next_type_uid): Change type to unsigned.
5569 (type_hash_canon): Decrement back next_type_uid if
5570 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
5571 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
5572 if possible.
5574 2017-05-04 Martin Sebor <msebor@redhat.com>
5576 * builtins.c: Fix a trivial typo in a comment.
5578 PR middle-end/79234
5579 * builtins.c (check_sizes): Adjust to handle reading past the end.
5580 Avoid printing excessive upper bound of ranges. Use %E to print
5581 tree nodes instead of converting them to %wu.
5582 (expand_builtin_memchr): New function.
5583 (compute_dest_size): Rename...
5584 (compute_objsize): ...to this.
5585 (expand_builtin_memcpy): Adjust.
5586 (expand_builtin_mempcpy): Adjust.
5587 (expand_builtin_strcat): Adjust.
5588 (expand_builtin_strcpy): Adjust.
5589 (check_strncat_sizes): Adjust.
5590 (expand_builtin_strncat): Adjust.
5591 (expand_builtin_strncpy): Adjust and simplify.
5592 (expand_builtin_memset): Adjust.
5593 (expand_builtin_bzero): Adjust.
5594 (expand_builtin_memcmp): Adjust.
5595 (expand_builtin): Handle memcmp.
5596 (maybe_emit_chk_warning): Check strncat just once.
5598 2017-05-04 Martin Sebor <msebor@redhat.com>
5600 PR preprocessor/79214
5601 PR middle-end/79222
5602 PR middle-end/79223
5603 * builtins.c (check_sizes): Add inlining context and issue
5604 warnings even when -Wno-system-headers is set.
5605 (check_strncat_sizes): Same.
5606 (expand_builtin_strncat): Same.
5607 (expand_builtin_memmove): New function.
5608 (expand_builtin_stpncpy): Same.
5609 (expand_builtin): Handle memmove and stpncpy.
5611 2017-05-04 Bin Cheng <bin.cheng@arm.com>
5613 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
5614 which is not used any more.
5616 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5618 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
5620 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5622 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
5623 (cortexa53_tunings): Likewise.
5624 (cortexa57_tunings): Likewise.
5625 (cortexa72_tunings): Likewise.
5626 (cortexa73_tunings): Likewise.
5628 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5630 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
5631 Set loop alignment to 8.
5633 2017-05-04 Martin Sebor <msebor@redhat.com>
5635 PR translation/80280
5636 * builtins.c (expand_builtin_object_size): Add missing quoting to
5637 %D and like directives.
5638 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
5639 (hsa_type_for_tree_type): Same.
5640 (verify_function_arguments): Same.
5641 * symtab.c (symbol_table::change_decl_assembler_name): Same.
5642 * varasm.c (get_section): Same.
5643 (mark_weak): Same.
5645 2017-05-04 Martin Sebor <msebor@redhat.com>
5647 PR translation/80280
5648 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
5650 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5652 * config/aarch64/aarch64.c (generic_addrcost_table):
5653 Change HI/TI mode setting.
5655 2017-05-04 Martin Jambor <mjambor@suse.cz>
5657 PR tree-optimization/80622
5658 * tree-sra.c (comes_initialized_p): New function.
5659 (build_accesses_from_assign): Only set write lazily when
5660 comes_initialized_p is false.
5661 (analyze_access_subtree): Use comes_initialized_p.
5662 (propagate_subaccesses_across_link): Assert !comes_initialized_p
5663 instead of testing for PARM_DECL.
5665 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5667 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
5668 constraint on operand 0 to allow more general addressing modes.
5669 Adjust output template.
5670 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
5671 New function.
5672 * config/aarch64/aarch64-protos.h
5673 (aarch64_address_valid_for_prefetch_p): Declare prototype.
5674 * config/aarch64/constraints.md (Dp): New address constraint.
5675 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
5676 predicate.
5678 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
5680 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
5681 update use of estimate_ipcp_clone_size_and_time.
5682 (estimate_local_effects): Update use of
5683 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
5684 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
5685 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
5686 Return nonspecialized time.
5688 2017-05-04 Richard Biener <rguenther@suse.de>
5690 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
5691 for the last VUSE which def dominates the PHI. Directly call
5692 maybe_skip_until.
5693 (get_continuation_for_phi_1): Remove.
5695 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
5697 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
5698 to explain the use of truncating division. Cap the number of
5699 iterations to the maximum given by nb_iterations_upper_bound,
5700 if defined.
5702 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5704 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
5705 * configure: Regenerate.
5706 * config.in: Regenerate.
5707 * config/i386/driver-mingw32.c: new file.
5708 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
5709 * config.host: Link driver-mingw32.o on MinGW host.
5710 * doc/install.texi: Document new --enable-mingw-wildcard configure
5711 option.
5713 2017-05-04 Marek Polacek <polacek@redhat.com>
5715 PR tree-optimization/80612
5716 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
5718 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5719 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
5721 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
5722 (movt splitter): Likewise.
5723 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
5724 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
5725 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
5726 block for Thumb-1 with MOVT.
5727 (thumb2_legitimate_address_p): Move code block ...
5728 (can_avoid_literal_pool_for_label_p): ... into this new function.
5729 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
5730 literal pool.
5731 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
5732 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
5733 "M-profile targets with the MOVT instruction".
5735 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5737 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
5738 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
5739 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
5741 2017-05-04 Martin Liska <mliska@suse.cz>
5743 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
5744 variable cond_code.
5746 2017-05-04 Richard Biener <rguenther@suse.de>
5748 * tree.c (array_at_struct_end_p): Handle arrays at struct
5749 end with flexarrays more conservatively. Refactor and treat
5750 arrays of arrays or aggregates more strict. Fix
5751 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
5752 * tree.c (array_at_struct_end_p): Adjust prototype.
5753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
5754 * gimple-fold.c (get_range_strlen): Likewise.
5755 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
5757 2017-05-04 Richard Biener <rguenther@suse.de>
5759 PR tree-optimization/31130
5760 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
5761 false.
5762 (supports_overflow_infinity): Likewise.
5763 (is_negative_overflow_infinity): Likewise.
5764 (is_positive_overflow_infinity): Likewise.
5765 (is_overflow_infinity): Likewise.
5766 (stmt_overflow_infinity): Likewise.
5767 (overflow_infinity_range_p): Likewise.
5768 (usable_range_p): Remove as always returning true.
5769 (make_overflow_infinity): Remove.
5770 (negative_overflow_infinity): Likewise.
5771 (positive_overflow_infinity): Likewise.
5772 (avoid_overflow_infinity): Likewise.
5773 (set_value_range): Adjust accordingly.
5774 (set_value_range_to_nonnegative): Likewise, remove now unused
5775 overflow_infinity arg.
5776 (vrp_operand_equal_p): Adjust.
5777 (update_value_range): Likewise.
5778 (range_int_cst_singleton_p): Likewise.
5779 (operand_less_p): Likewise.
5780 (compare_values_warnv): Likewise.
5781 (extract_range_for_var_from_comparison_expr): Likewise.
5782 (vrp_int_const_binop): Likewise.
5783 (zero_nonzero_bits_from_vr): Likewise.
5784 (extract_range_from_multiplicative_op_1): Likewise.
5785 (extract_range_from_binary_expr_1): Likewise.
5786 (extract_range_from_unary_expr): Likewise.
5787 (extract_range_from_comparison): Likewise.
5788 (extract_range_basic): Likewise.
5789 (adjust_range_with_scev): Likewise.
5790 (compare_ranges): Likewise.
5791 (compare_range_with_value): Likewise.
5792 (dump_value_range): Likewise.
5793 (test_for_singularity): Likewise, remove strict_overflow_p parameter
5794 never used.
5795 (simplify_cond_using_ranges): Adjust.
5797 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5799 * brig-builtins.def: Added a builtin for class_f64.
5800 * builtin-types.def: Added a builtin type needed by class_f64.
5802 2017-05-03 Jason Merrill <jason@redhat.com>
5804 * timevar.def: Add TV_CONSTEXPR.
5806 2017-05-03 David Malcolm <dmalcolm@redhat.com>
5808 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
5810 2017-05-03 Martin Jambor <mjambor@suse.cz>
5812 * ipa-prop.c (ipa_update_after_lto_read): Removed.
5813 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
5814 * ipa-cp.c (ipcp_propagate_stage): Do not call
5815 ipa_update_after_lto_read.
5816 * ipa-inline.c (ipa_inline): Likewise.
5818 2017-05-03 Martin Jambor <mjambor@suse.cz>
5820 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
5821 tag. Added a default constructor and a destructor.
5822 (ipa_edge_args_sum_t): New class;
5823 (ipa_edge_args_sum): Declare.
5824 (ipa_edge_args_vector): Remove declaration.
5825 (IPA_EDGE_REF): Use ipa_edge_args_sum.
5826 (ipa_free_edge_args_substructures): Remove declaration.
5827 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
5828 (ipa_edge_args_info_available_for_edge_p): Likewise.
5829 * ipa-prop.c (ipa_edge_args_vector): Removed.
5830 (edge_removal_hook_holder): Likewise.
5831 (edge_duplication_hook_holder): Likewise.
5832 (ipa_edge_args_sum): New variable.
5833 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
5834 ipa_edge_args_vector.
5835 (ipa_free_edge_args_substructures): Likewise.
5836 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
5837 ipa_edge_args_vector.
5838 (ipa_edge_removal_hook): Turned into method
5839 ipa_edge_args_sum_t::remove.
5840 (ipa_edge_duplication_hook): Turned into method
5841 ipa_edge_args_sum_t::duplicate.
5842 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
5843 registering edge hooks.
5844 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
5845 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
5846 ipa_edge_args_sum instead of ipa_edge_args_vector.
5847 * ipa-profile.c (ipa_profile): Likewise.
5849 2017-05-03 Martin Jambor <mjambor@suse.cz>
5851 * symbol-summary.h (function_summary): New method exists.
5852 (function_summary::symtab_removal): Deallocate through release.
5853 (call_summary): New class.
5854 (gt_ggc_mx): New overload.
5855 (gt_pch_nx): Likewise.
5856 (gt_pch_nx): Likewise.
5858 2017-05-03 Jeff Law <law@redhat.com>
5860 PR tree-optimization/78496
5861 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
5862 from simplify_cond_using_ranges. Split off code to walk
5863 backwards through casts into ...
5864 (simplify_cond_using_ranges_2): New function.
5865 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
5866 (execute_vrp): After identifying jump threads, call
5867 simplify_cond_using_ranges_2.
5869 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
5871 PR bootstrap/80609
5872 * ipa-inline.h (inline_summary): Add ctor.
5873 (create_ggc): Do not use ggc_cleared_alloc.
5875 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
5876 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5878 * gcc.c (handle_braces): Support escaping in switch matching
5879 text.
5880 * doc/invoke.texi (Spec Files): Document it.
5881 Remove superfluous @code markup in items.
5883 2017-05-03 David Malcolm <dmalcolm@redhat.com>
5885 * diagnostic-show-locus.c (struct column_range): New struct.
5886 (get_affected_columns): New function.
5887 (get_printed_columns): New function.
5888 (struct correction): New struct.
5889 (correction::ensure_capacity): New function.
5890 (correction::ensure_terminated): New function.
5891 (struct line_corrections): New struct.
5892 (line_corrections::~line_corrections): New dtor.
5893 (line_corrections::add_hint): New function.
5894 (layout::print_trailing_fixits): Reimplement in terms of the new
5895 classes.
5896 (selftest::test_overlapped_fixit_printing): New function.
5897 (selftest::diagnostic_show_locus_c_tests): Call it.
5899 2017-05-03 Nathan Sidwell <nathan@acm.org>
5901 Canonicalize canonical type hashing
5902 * tree.h (type_hash_canon_hash): Declare.
5903 * tree.c (type_hash_list, attribute_hash_list): Move into
5904 type_hash_canon_hash.
5905 (build_type_attribute_qual_variant): Break out hash code calc into
5906 type_hash_canon_hash.
5907 (type_hash_canon_hash): New. Generic type hash computation.
5908 (build_range_type_1, build_array_type_1, build_function_type,
5909 build_method_type_directly, build_offset_type, build_complex_type,
5910 make_vector_type): Call it.
5912 2017-05-03 Richard Biener <rguenther@suse.de>
5914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5915 When all DRs have unknown misaligned do not always peel
5916 when there is a store but apply the same costing model as if
5917 there were only loads.
5919 2017-05-03 Richard Biener <rguenther@suse.de>
5921 Revert
5922 PR tree-optimization/80492
5923 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
5924 compare_base_decls returning dont-know properly.
5926 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
5928 * config/arm/iterators.md (CCSI): New mode iterator.
5929 (arch): New mode attribute.
5930 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
5931 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
5932 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
5933 code iterator for success result mode.
5934 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
5935 the corresponding new insn generators.
5937 2017-05-03 Bin Cheng <bin.cheng@arm.com>
5939 Revert r247509
5940 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5941 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5943 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
5945 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
5946 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
5947 (DDR_A): Wrap DDR argument in brackets.
5948 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
5949 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
5950 (DDR_REVERSED_P): Likewise.
5952 2017-05-03 Jakub Jelinek <jakub@redhat.com>
5954 PR tree-optimization/79472
5955 * tree-switch-conversion.c (struct switch_conv_info): Add
5956 contiguous_range and default_case_nonstandard fields.
5957 (collect_switch_conv_info): Compute contiguous_range and
5958 default_case_nonstandard fields, don't clear final_bb if
5959 contiguous_range and only the default case doesn't have the required
5960 structure.
5961 (check_all_empty_except_final): Set default_case_nonstandard instead
5962 of failing if contiguous_range and the default case doesn't have empty
5963 block.
5964 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
5965 and only the default case doesn't have the required constants. Skip
5966 virtual phis.
5967 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
5968 if default_case_nonstandard.
5969 (build_constructors): Build constant 1 just once. Assert that default
5970 values aren't inserted in between cases if contiguous_range. Skip
5971 virtual phis.
5972 (build_arrays): Skip virtual phis.
5973 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
5974 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
5975 Handle virtual phis.
5976 (gen_inbound_check): Handle default_case_nonstandard case.
5977 (process_switch): Adjust check_final_bb caller. Call
5978 gather_default_values with the first non-default case instead of
5979 default case if default_case_nonstandard.
5981 2017-05-02 Nathan Sidwell <nathan@acm.org>
5983 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
5984 check. Fix formatting.
5986 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
5988 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
5989 errors when comparing specialized and unspecialized times.
5991 2017-05-02 David Malcolm <dmalcolm@redhat.com>
5993 * diagnostic-show-locus.c
5994 (layout::should_print_annotation_line_p): Make private.
5995 (layout::print_annotation_line): Make private.
5996 (layout::annotation_line_showed_range_p): Make private.
5997 (layout::show_ruler): Make private.
5998 (layout::print_source_line): Make private. Pass in line and
5999 line_width, rather than calling location_get_source_line. Drop
6000 returned value.
6001 (layout::print_leading_fixits): New method.
6002 (layout::print_any_fixits): Rename to...
6003 (layout::print_trailing_fixits): ...this, and make private.
6004 Don't print newline fixits.
6005 (diagnostic_show_locus): Move logic for printing one row into...
6006 (layout::print_line): ...this new function. Move the
6007 location_get_source_line call and error-handling from
6008 print_source_line to here. Call print_leading_fixits, and rename
6009 print_any_fixits to print_trailing_fixits.
6010 (selftest::test_fixit_insert_containing_newline): Update now that
6011 newlines are partially supported.
6012 (selftest::test_fixit_insert_containing_newline_2): New test.
6013 (selftest::test_fixit_replace_containing_newline): Update comments.
6014 (selftest::diagnostic_show_locus_c_tests): Call the new test.
6015 * edit-context.c (class added_line): New class.
6016 (class edited_line): Describe newline handling in comment.
6017 (edited_line::actually_edited_p): New method.
6018 (edited_line::print_content): Delete redundant decl.
6019 (edited_line::m_predecessors): New field.
6020 (edited_file::print_content): Call edited_line::print_content.
6021 (edited_file::print_diff): Update to support newlines.
6022 (edited_file::print_diff_hunk): Likewise.
6023 (edited_file::print_run_of_changed_lines): New function.
6024 (edited_file::print_diff_line): Convert to...
6025 (print_diff_line): ...this.
6026 (edited_file::get_effective_line_count): New function.
6027 (edited_line::edited_line): Initialize new field m_predecessors.
6028 (edited_line::~edited_line): Clean up m_predecessors.
6029 (edited_line::apply_fixit): Handle newlines.
6030 (edited_line::get_effective_line_count): New function.
6031 (edited_line::print_content): New function.
6032 (edited_line::print_diff_lines): New function.
6033 (selftest::test_applying_fixits_insert_containing_newline): New
6034 test.
6035 (selftest::test_applying_fixits_replace_containing_newline): New
6036 test.
6037 (selftest::insert_line): New function.
6038 (selftest::test_applying_fixits_multiple_lines): Add example of
6039 inserting a line.
6040 (selftest::edit_context_c_tests): Call the new tests.
6042 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6044 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
6045 parameter cand. Update dump information.
6046 (get_computation_cost): Update uses.
6048 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6050 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
6051 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
6052 (get_computation_at, rewrite_use_address): Update use of
6053 get_computation_aff.
6055 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6057 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
6058 (get_computation): Delete.
6059 (get_computation_cost): Implement like get_computation_cost_at.
6060 Use get_computation_at.
6061 (get_computation_cost_at): Delete.
6062 (rewrite_use_nonlinear_expr): Use get_computation_at.
6063 (rewrite_use_compare, remove_unused_ivs): Ditto.
6065 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6067 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
6069 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6071 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
6072 (ivopts_global_cost_for_size): Rename parameter and update uses.
6073 (iv_ca_recount_cost): Update uses.
6074 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
6075 candidates seperately in n_invs and n_cands.
6076 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
6078 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6080 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
6081 (find_inv_vars_cb): New.
6082 (find_depends): Renamed to ...
6083 (find_inv_vars): ... this.
6084 (add_candidate_1, force_var_cost): Call find_inv_vars.
6085 (split_address_cost, determine_group_iv_cost_cond): Ditto.
6087 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6089 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
6090 inv_vars. Add inv_exprs.
6091 (struct iv_cand): Rename depends_on to inv_vars.
6092 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
6093 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
6094 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
6095 (dump_cand): Dump inv_vars.
6096 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
6097 (record_invariant, find_depends, add_candidate_1): Ditto.
6098 (set_group_iv_cost, force_var_cost): Ditto.
6099 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
6100 (get_computation_cost_at, get_computation_cost): Ditto.
6101 (determine_group_iv_cost_generic): Ditto.
6102 (determine_group_iv_cost_address): Ditto.
6103 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
6104 (determine_group_iv_costs): Ditto.
6105 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
6106 (iv_ca_set_remove_invariants): Renamed to ...
6107 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
6108 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
6109 (iv_ca_set_add_invariants): Renamed to ...
6110 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
6111 (iv_ca_set_cp): Use iv_ca_set_add_invs.
6112 (iv_ca_has_deps): Support inv_vars and inv_exprs.
6113 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
6114 (create_new_ivs): Remove useless dump.
6116 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6118 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
6119 iv_cand code.
6120 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
6121 (iv_ca_set_no_cp, create_new_iv): Ditto.
6123 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6125 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
6127 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
6129 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
6130 function tree_check2.
6132 2017-05-02 Martin Liska <mliska@suse.cz>
6134 * doc/gcov.texi: Add missing preposition.
6135 * gcov.c (function_info::function_info): Properly fill up
6136 all member variables.
6138 2017-05-02 Tamar Christina <tamar.christina@arm.com>
6140 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
6142 2017-05-02 Tamar Christina <tamar.christina@arm.com>
6144 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
6146 2017-05-02 Martin Liska <mliska@suse.cz>
6148 PR lto/77954.
6149 * lto-streamer-in.c (lto_read_tree_1): Remove
6150 LTO_STREAMER_DEBUG.
6151 * lto-streamer.c (struct tree_hash_entry): Likewise.
6152 (struct tree_entry_hasher): Likewise.
6153 (tree_entry_hasher::hash): Likewise.
6154 (tree_entry_hasher::equal): Likewise.
6155 (lto_streamer_init): Likewise.
6156 (lto_orig_address_map): Likewise.
6157 (lto_orig_address_get): Likewise.
6158 (lto_orig_address_remove): Likewise.
6159 * lto-streamer.h: Likewise.
6160 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
6161 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
6163 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
6165 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
6166 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
6167 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
6168 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
6169 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
6170 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
6171 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
6172 (mm_maskz_sub_ss): New intrinsics.
6173 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
6174 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
6175 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
6176 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
6177 (__builtin_ia32_subss_mask_round): New builtins.
6178 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
6179 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
6180 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
6181 Renamed to ...
6182 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
6183 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
6184 Changed to ...
6185 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
6186 ... this.
6188 2017-05-02 Martin Jambor <mjambor@suse.cz>
6190 PR tree-optimization/78687
6191 * tree-sra.c (access): New field parent.
6192 (process_subtree_disqualification): New function.
6193 (disqualify_candidate): Call it.
6194 (build_accesses_from_assign): Reset write flag if creating an
6195 assighnment link.
6196 (build_access_subtree): Fill in parent field and also prpagate
6197 down grp_write flag.
6198 (create_artificial_child_access): New parameter set_grp_write, set
6199 grp_write to its value.
6200 (propagate_subaccesses_across_link): Also propagate grp_write flag
6201 values.
6202 (propagate_all_subaccesses): Push the closest parent back to work
6203 queue if add_access_to_work_queue returned true.
6205 2017-05-02 Richard Biener <rguenther@suse.de>
6207 * common.opt (fstrict-overflow): Alias negative to fwrapv.
6208 * doc/invoke.texi (fstrict-overflow): Remove all traces of
6209 -fstrict-overflow documentation.
6210 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
6211 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
6212 flag_strict_overflow.
6213 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
6214 * lto-opts.c (lto_write_options): Do not stream it.
6215 * lto-wrapper.c (merge_and_complain): Do not handle it.
6216 * opts.c (default_options_table): Do not set -fstrict-overflow.
6217 (finish_options): Likewise do not clear it when sanitizing.
6218 * simplify-rtx.c (simplify_const_relational_operation): Do not
6219 test flag_strict_overflow.
6221 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
6223 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
6224 using enabled attribute.
6225 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
6226 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
6227 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
6228 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
6229 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
6230 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
6231 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
6232 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
6233 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
6234 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
6236 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
6240 2017-05-02 Richard Biener <rguenther@suse.de>
6242 PR tree-optimization/80591
6243 Revert
6244 2017-04-10 Richard Biener <rguenther@suse.de>
6246 * tree-ssa-structalias.c (find_func_aliases): Properly handle
6247 asm inputs.
6249 2017-05-02 Richard Biener <rguenther@suse.de>
6251 PR tree-optimization/80549
6252 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
6253 (cleanup_tree_cfg_noloop): Create forwarders to known loop
6254 headers if they do not have a preheader.
6256 2017-05-02 Martin Liska <mliska@suse.cz>
6258 PR other/80589
6259 * common.opt: Fix typo.
6260 * doc/invoke.texi: Likewise.
6262 2017-05-01 Jan Beulich <jbeulich@suse.com>
6264 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
6265 swapping, add (x,x,m,x,n) alternative.
6267 2017-05-01 Nathan Sidwell <nathan@acm.org>
6269 * calls.c (combine_pending_stack_adjustment_and_call): Remove
6270 unnecessary unadjusted_alignment check.
6272 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
6274 PR c++/80038
6275 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
6276 operations here.
6277 * gimplify.c (gimplify_cilk_detach): New function.
6278 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
6279 * tree-core.h: Document EXPR_CILK_SPAWN.
6280 * tree.h (EXPR_CILK_SPAWN): Define.
6282 2017-05-01 David Malcolm <dmalcolm@redhat.com>
6284 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
6285 to use new fixit_hint representation, using the "replace" logic.
6286 (get_line_span_for_fixit_hint): Likewise.
6287 (layout::print_any_fixits): Likewise.
6288 (selftest::test_one_liner_many_fixits): Rename to...
6289 (selftest::test_one_liner_many_fixits_1): ...this, and update
6290 comment and expected output to reflect that the multiple fix-it
6291 hints are now consolidated into one insertion.
6292 (selftest::test_one_liner_many_fixits_2): New test.
6293 (selftest::test_diagnostic_show_locus_one_liner): Update for
6294 above.
6295 (selftest::test_fixit_consolidation): Update for fix-it API
6296 change.
6297 * diagnostic.c (print_parseable_fixits): Likewise.
6298 * edit-context.c (edited_line::m_line_events): Convert from
6299 auto_vec <line_event *> to auto_vec <line_event>.
6300 (class line_event): Convert from abstract base class to a concrete
6301 class, taking over the role of replace_event.
6302 (class insert_event): Delete.
6303 (class replace_event): Rename to class line_event. Convert to
6304 half-open range.
6305 (edit_context::add_fixits): Reimplement.
6306 (edit_context::apply_insert): Delete.
6307 (edit_context::apply_replace): Rename to...
6308 (edit_context::apply_fixit): ...this. Convert to half-open range.
6309 (edited_file::apply_insert): Delete.
6310 (edited_file::apply_replace): Rename to...
6311 (edited_file::apply_fixit): ...this.
6312 (edited_line::~edited_line): Drop deletion of events.
6313 (edited_line::apply_insert): Delete.
6314 (edited_line::apply_replace): Rename to...
6315 (edited_line::apply_fixit): ...this. Convert to half-open range.
6316 Update for change to type of m_line_events.
6317 * edit-context.h (edit_context::apply_insert): Delete.
6318 (edit_context::apply_replace): Rename to...
6319 (edit_context::apply_fixit): ...this.
6321 2017-05-01 Martin Sebor <msebor@redhat.com>
6323 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
6324 known.
6326 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
6328 PR target/68491
6329 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
6330 __get_cpuid_max returns 0.
6331 (__get_cpuid_count): Ditto.
6333 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
6335 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
6336 replacement expression is another instance of one of its arguments.
6338 2017-05-01 Jakub Jelinek <jakub@redhat.com>
6340 PR target/79430
6341 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
6342 check for stack push/pop autoinc.
6343 * config/i386/i386.c (ix86_agi_dependent): Return false
6344 if the only reason why modified_in_p returned true is that
6345 addr is SP based and set_insn is a push or pop.
6347 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
6349 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
6350 overflow check.
6352 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
6354 PR ipa/79224
6355 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
6356 (account_size_time): Use two predicates - exec_pred and
6357 nonconst_pred_ptr.
6358 (evaluate_conditions_for_known_args): Compute both clause and
6359 nonspec_clause.
6360 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
6361 (inline_summary_t::duplicate): Update.
6362 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
6363 separately.
6364 (compute_inline_parameters): Likewise.
6365 (estimate_edge_size_and_time): Update caluclation of time.
6366 (estimate_node_size_and_time): Compute both time and nonspecialized
6367 time.
6368 (estimate_ipcp_clone_size_and_time): Update.
6369 (inline_merge_summary): Update.
6370 (do_estimate_edge_time): Update.
6371 (do_estimate_edge_size): Update.
6372 (do_estimate_edge_hints): Update.
6373 (inline_read_section, inline_write_summary): Stream both new predicates.
6374 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
6375 as argument.
6376 (compute_inlined_call_time): Cleanup.
6377 (big_speedup_p): Update.
6378 (edge_badness): Update.
6379 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
6380 (size_time_entry): Replace predicate by exec_predicate and
6381 nonconst_predicate.
6382 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
6383 (estimate_edge_time): Return also nonspec_time.
6384 (reset_edge_growth_cache): Update.
6386 2017-04-29 Jakub Jelinek <jakub@redhat.com>
6388 PR rtl-optimization/80491
6389 * ifcvt.c (noce_process_if_block): When looking for x setter
6390 with missing else_bb, don't check only the insn right before
6391 cond_earliest, but look for the last insn that x is modified in
6392 within the same bb.
6394 PR rtl-optimization/80491
6395 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
6397 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
6399 PR tree-optimization/80487
6400 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
6402 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6404 PR tree-optimization/79697
6405 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
6406 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
6407 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
6408 BUILT_IN_STRNDUP.
6409 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
6410 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
6412 2017-04-28 Martin Sebor <msebor@redhat.com>
6414 PR tree-optimization/80523
6415 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
6416 (init_target_to_host_charmap, target_to_host, target_strtol10): New
6417 functions.
6418 (maybe_warn, format_directive, parse_directive): Use new functions.
6419 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
6421 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
6423 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
6425 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6427 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
6428 target_header_dir): Set correctly.
6429 * configure: Regenerated.
6430 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6431 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6432 instead of SYSTEM_HEADER_DIR.
6434 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
6436 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
6437 (estimate_local_effects): Likewise.
6438 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
6439 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
6440 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
6441 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
6442 do_estimate_edge_time, estimate_edge_time): Likewise.
6443 * ipa-inline-analysis.c (estimate_node_size_and_time,
6444 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
6445 (estimate_time_after_inlining): Remove.
6447 2017-04-28 Martin Liska <mliska@suse.cz>
6449 * doc/gcov.texi: Enhance documentation of gcov.
6451 2017-04-28 Martin Liska <mliska@suse.cz>
6453 * doc/gcov.texi: Sort options in alphabetic order.
6454 * doc/gcov-dump.texi: Likewise.
6455 * doc/gcov-tool.texi: Likewise.
6456 * gcov.c (print_usage): Likewise.
6457 * gcov-dump.c (print_usage): Likewise.
6458 * gcov-tool.c (print_merge_usage_message): Likewise.
6459 (print_rewrite_usage_message): Likewise.
6460 (print_overlap_usage_message): Likewise.
6462 2017-04-28 Martin Liska <mliska@suse.cz>
6464 PR gcov-profile/53915
6465 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
6467 2017-04-28 Martin Liska <mliska@suse.cz>
6469 PR gcov-profile/79891
6470 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
6471 is marked by compiler as living on a line.
6472 (get_cycles_count): Remove usage of the union.
6473 (output_intermediate_file): Likewise.
6474 (find_source): Fix GNU coding style.
6475 (accumulate_line_counts): Remove old non-all block mode.
6476 (output_lines): Remove usage of the union.
6477 * profile.c (output_location): Include all BBs, even if
6478 belonging to a same line (and file) as a previous BB.
6480 2017-04-28 Martin Liska <mliska@suse.cz>
6482 * gcov.c (process_args): Handle new argument 'w'.
6483 (read_graph_file): Assign ID to BBs.
6484 (output_branch_count): Display BB # if verbose flag is set.
6485 (output_lines): Likewise for arcs.
6486 (print_usage): Add '--verbose' option help.
6487 * doc/gcov.texi: Document --verbose (-w) option.
6489 2017-04-28 Martin Liska <mliska@suse.cz>
6491 * gcov.c (struct block_location_info): New struct.
6492 (process_file): Fill up the new structure.
6493 (read_graph_file): Replace usage of encoding by the newly added
6494 struct.
6495 (add_line_counts): Likewise.
6496 (accumulate_line_counts): Remove usage of the union.
6497 (function_info::function_info): New function.
6498 (function_info::~function_info): Likewise.
6499 (process_file): Call delete instead of release_function.
6500 (release_function): Release the function.
6501 (release_structures): Call delete instead of release_function.
6502 (solve_flow_graph): Replace usage of num_blocks.
6503 (find_exception_blocks): Likewise.
6504 (output_lines): Fix GNU coding style.
6506 2017-04-28 Martin Liska <mliska@suse.cz>
6508 PR driver/56469
6509 * coverage.c (coverage_remove_note_file): New function.
6510 * coverage.h: Declare the function.
6511 * toplev.c (finalize): Clean if an error has been seen.
6513 2017-04-28 Martin Liska <mliska@suse.cz>
6515 PR gcov-profile/80031
6516 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
6517 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
6518 * gcov.c (read_graph_file): Read just number of blocks.
6519 * profile.c (branch_prob): Do not stream 0 flags per a basic
6520 block.
6522 2017-04-28 Martin Liska <mliska@suse.cz>
6524 * gcov-dump.c (tag_*): Add new argument to declarations.
6525 (dump_gcov_file): Likewise.
6526 (tag_blocks): Add and use new argument depth.
6527 (tag_arcs): Likewise.
6528 (tag_lines): Likewise.
6529 (tag_counters): Likewise.
6530 (tag_summary): Likewise.
6531 (dump_working_sets): Use depth to do a proper indentation.
6533 2017-04-28 Jakub Jelinek <jakub@redhat.com>
6535 PR bootstrap/80531
6536 * cgraph.h (symtab_node::debug_symtab): No longer inline.
6537 * symtab.c (symtab_node::debug_symtab): Move definition here.
6539 2017-04-28 Richard Biener <rguenther@suse.de>
6541 * lto-streamer.h (LTO_major_version): Bump to 7.
6543 2017-04-28 Richard Biener <rguenther@suse.de>
6545 * tree-vrp.c (assert_info): New struct.
6546 (add_assert_info): New helper.
6547 (register_edge_assert_for_2): Refactor to add asserts to a vector
6548 of assert_info.
6549 (register_edge_assert_for_1): Likewise.
6550 (register_edge_assert_for): Likewise.
6551 (finish_register_edge_assert_for): New helper actually registering
6552 asserts where live on edge.
6553 (find_conditional_asserts): Adjust.
6554 (find_switch_asserts): Likewise.
6555 (evrp_dom_walker::try_find_new_range): Generalize.
6556 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
6558 2017-04-27 Marek Polacek <polacek@redhat.com>
6560 PR sanitizer/80349
6561 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
6562 arg10 and arg11 to itype.
6564 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
6566 * doc/extend.texi (Object Size Checking): Improve grammar.
6568 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
6570 PR target/80530
6571 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
6572 that the logic for permitting reciprocal estimates matches that
6573 in use_rsqrt_p.
6575 2017-04-27 Jakub Jelinek <jakub@redhat.com>
6577 PR c++/80534
6578 * tree.c (type_cache_hasher::equal): Only compare
6579 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
6580 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
6581 non-aggregate element types.
6582 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
6583 about the flag on ARRAY_TYPEs in the comment, formatting fix.
6585 2017-04-27 Richard Biener <rguenther@suse.de>
6587 PR middle-end/80533
6588 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
6589 stripping ARRAY_REFs from MEM_EXPR make sure we're not
6590 keeping a reference to a trailing array.
6592 2017-04-27 Richard Biener <rguenther@suse.de>
6594 PR middle-end/80539
6595 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
6596 being in loop-closed SSA form conservatively.
6597 (chrec_fold_multiply_poly_poly): Likewise.
6599 2017-04-27 Tamar Christina <tamar.christina@arm.com>
6601 PR middle-end/79665
6602 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
6603 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
6605 2017-04-27 Jakub Jelinek <jakub@redhat.com>
6607 PR target/77728
6608 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
6609 (aarch64_function_arg_alignment): Return unsigned int again, but still
6610 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
6611 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6612 Don't emit -Wpsabi note.
6613 (aarch64_function_arg_boundary): Likewise.
6614 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6615 caller.
6617 2017-04-26 Nathan Sidwell <nathan@acm.org>
6619 * tree.h (crc32_unsigned_n): Declare.
6620 (crc32_unsigned, crc32_unsigned): Make inline.
6621 * tree.c (crc32_unsigned_bits): Replace with ...
6622 (crc32_unsigned_n): ... this.
6623 (crc32_unsigned, crc32_byte): Remove.
6624 (crc32_string): Remove unnecessary braces.
6626 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
6628 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
6629 * ipa-inline-analysis.c (MAX_TIME): Remove.
6630 (account_size_time): Use sreal for time.
6631 (dump_inline_summary): Update.
6632 (estimate_function_body_sizes): Update.
6633 (estimate_edge_size_and_time): Update.
6634 (estimate_calls_size_and_time): Update.
6635 (estimate_node_size_and_time): Update.
6636 (inline_merge_summary): Update.
6637 (inline_update_overall_summary): Update.
6638 (estimate_time_after_inlining): Update.
6639 (inline_read_section): Update.
6640 (inline_write_summary): Update.
6641 * ipa-inline.c (compute_uninlined_call_time): Update.
6642 (compute_inlined_call_time): Update.
6643 (recursive_inlining): Update.
6644 (inline_small_functions): Update.
6645 (dump_overall_stats): Update.
6646 * ipa-inline.h: Include sreal.h.
6647 (size_time_entry): Turn time to sreal.
6648 (inline_summary): Turn self_time nad time to sreal.
6650 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
6652 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
6653 data-streamer.h
6654 (sreal::stream_out, sreal::stream_in): New.
6655 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
6657 2017-04-25 Jakub Jelinek <jakub@redhat.com>
6659 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
6660 environment.
6662 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
6664 PR target/70799
6665 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6666 Handle ASHIFTRT.
6667 (dimode_scalar_chain::compute_convert_gain): Ditto.
6668 (dimode_scalar_chain::make_vector_copies): Ditto.
6669 (dimode_scalar_chain::convert_reg): Ditto.
6670 (dimode_scalar_chain::convert_insn): Ditto.
6671 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
6672 (VI248_AVX512BW_1): New mode iterator.
6673 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
6674 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
6675 mode iterator.
6677 2017-04-25 Martin Sebor <msebor@redhat.com>
6679 PR tree-optimization/80497
6680 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
6681 constants are representable in HOST_WIDE_INT.
6682 (parse_directive): Ditto.
6684 2017-04-25 Martin Sebor <msebor@redhat.com>
6686 PR bootstrap/80486
6687 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
6688 (new_zero_array): Adjust signature.
6689 (dom_info::dom_init): Used unsigned rather that size_t.
6690 (dom_info::dom_info): Same.
6692 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6693 Jakub Jelinek <jakub@redhat.com>
6695 PR target/77728
6696 * config/arm/arm.c: Include gimple.h.
6697 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6698 returns negative, increment ncrn only if it returned positive.
6699 (arm_needs_doubleword_align): Return int instead of bool,
6700 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
6701 members, but if there is any such non-FIELD_DECL
6702 > PARM_BOUNDARY aligned decl, return -1 instead of false.
6703 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6704 returns negative, increment nregs only if it returned positive.
6705 (arm_setup_incoming_varargs): Likewise.
6706 (arm_function_arg_boundary): Emit -Wpsabi note if
6707 arm_needs_doubleword_align returns negative, return
6708 DOUBLEWORD_ALIGNMENT only if it returned positive.
6710 2017-04-25 Marek Polacek <polacek@redhat.com>
6712 PR sanitizer/80349
6713 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
6714 first argument to type.
6716 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6718 PR target/80482
6719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
6720 type checks to test for compatibility instead of equality.
6722 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6723 Jakub Jelinek <jakub@redhat.com>
6725 PR target/77728
6726 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
6727 type.
6728 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
6729 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
6730 the alignment computation, but return their maximum in warn_alignment.
6731 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6732 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
6733 is smaller.
6734 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
6735 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6736 caller.
6738 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6740 * config/arc/simdext.md (dmpyh): Fix typo.
6742 2017-04-25 Richard Biener <rguenther@suse.de>
6744 PR tree-optimization/80492
6745 * alias.c (compare_base_decls): Handle registers with asm
6746 specification conservatively.
6747 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
6748 compare_base_decls returning dont-know properly.
6750 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6752 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
6753 (legitimate_offset_address_p): New function.
6754 (arc_legitimate_address_p): Use above function.
6756 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6758 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
6760 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6762 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
6763 ACCH registers whenever they are available.
6765 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6767 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
6768 double regs fix when not used.
6770 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6772 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
6773 core registers.
6774 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
6775 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
6777 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6779 * config/arc/arc.c (arc_output_addsi): Check for h-register class
6780 when emitting short ADD instructions.
6782 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6784 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
6785 constraint.
6786 (cmpsi_cc_c_insn): Likewise.
6787 (cbranchsi4_scratch): Compute proper instruction length using
6788 compact_hreg_operand.
6789 * config/arc/predicates.md (compact_hreg_operand): New predicate.
6791 2017-04-25 Richard Biener <rguenther@suse.de>
6793 PR middle-end/80509
6794 * passes.c (pass_manager::pass_manager): Initialize
6795 m_name_to_pass_map.
6797 2017-04-25 Richard Biener <rguenther@suse.de>
6799 PR tree-optimization/79201
6800 * tree-ssa-sink.c (statement_sink_location): Handle calls.
6802 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6804 PR target/80464
6805 * config/s390/vector.md: Split MEM->GPR vector moves for
6806 non-s_operand addresses.
6808 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6810 PR target/79895
6811 * config/s390/predicates.md (reload_const_wide_int_operand): New
6812 predicate.
6813 * config/s390/s390.md ("movti"): Remove d/P alternative.
6814 ("movti_bigconst"): New pattern definition.
6816 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6818 PR target/80080
6819 * s390-protos.h (s390_expand_cs_hqi): Removed.
6820 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
6821 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
6822 modes as well as CCZ1mode and CCZmode.
6823 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
6824 signature of s390_emit_compare_and_swap.
6825 (s390_expand_cs_hqi): Likewise, make static.
6826 (s390_expand_cs_tdsi): Generate an explicit compare before trying
6827 compare-and-swap, in some cases.
6828 (s390_expand_cs): Wrapper function.
6829 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
6830 atomic_exchange.
6831 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
6832 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
6833 patterns for small and large integers. Forbid symref memory operands.
6834 Move expander to s390.c. Require cc register.
6835 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
6836 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
6837 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
6838 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
6839 symref memory operands. Remove CC mode and call s390_match_ccmode
6840 instead.
6841 ("atomic_exchange<mode>"): Allow and implement all integer modes.
6843 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6845 * config/s390/s390.md (define_peephole2): New peephole to help
6846 combining the load-and-test pattern with volatile memory.
6848 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6850 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
6851 with CCZmode for TARGET_Z196.
6853 2017-04-25 Jakub Jelinek <jakub@redhat.com>
6855 PR rtl-optimization/80501
6856 * combine.c (make_compound_operation_int): Set subreg_code to SET
6857 even for AND with mask of the sign bit of mode.
6859 PR rtl-optimization/80500
6860 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
6861 sum's initial value.
6863 2017-04-25 Julian Brown <julian@codesourcery.com>
6864 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6866 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
6868 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
6870 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
6872 2017-04-25 Julian Brown <julian@codesourcery.com>
6873 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6875 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
6876 (thunderx2t99_sha): New Reservation.
6878 2017-04-25 Julian Brown <julian@codesourcery.com>
6879 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6881 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
6882 type for 1-element load.
6884 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
6886 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
6888 2017-04-24 Martin Jambor <mjambor@suse.cz>
6890 PR tree-optimization/80293
6891 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
6892 char arrays not totally scalarizable if it is false.
6893 (analyze_all_variable_accesses): Pass correct value in the new
6894 parameter. Add a statistics counter.
6896 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
6898 PR middle-end/79931
6899 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
6901 2017-04-24 Richard Biener <rguenther@suse.de>
6903 PR tree-optimization/80494
6904 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
6905 out for complex types.
6907 2017-04-24 Richard Biener <rguenther@suse.de>
6909 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
6910 * tree-ssa-sccvn.c (print_scc): Print SCC size.
6911 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
6912 (DFS): Adjust and never fail.
6913 (sccvn_dom_walker::fail): Remove.
6914 (sccvn_dom_walker::before_dom_children): Adjust.
6915 (run_scc_vn): Likewise and never fail.
6916 * tree-ssa-pre.c (pass_pre::execute): Adjust.
6917 (pass_fre::execute): Likewise.
6919 2017-04-24 Richard Biener <rguenther@suse.de>
6921 PR tree-optimization/79725
6922 * tree-ssa-sink.c (statement_sink_location): Return whether
6923 failure reason was zero uses. Move that check later.
6924 (sink_code_in_bb): Deal with zero uses by removing the stmt
6925 if possible.
6927 2017-04-24 Richard Biener <rguenther@suse.de>
6929 PR c++/2972
6930 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
6931 pointer-based references.
6933 2017-04-24 Richard Biener <rguenther@suse.de>
6935 PR bootstrap/79814
6936 * pass_manager.h (pass_manager::operator new): Remove.
6937 (pass_manager::operator delete): Likewise.
6938 * passes.c (pass_manager::operator new): Remove.
6939 (pass_manager::operator delete): Likewise.
6940 (pass_manager::pass_manager): Zero individual pass members.
6942 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
6944 PR target/70799
6945 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
6946 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
6947 Check "XEXP (src, 1)" operand here.
6948 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
6949 Check "XEXP (src, 1)" operand here.
6950 (dimode_scalar_chain::make_vector_copies): Detect count register
6951 of a shift instruction. Zero extend count register from QImode
6952 to DImode to satisfy vector shift pattern count operand predicate.
6953 Substitute vector shift count operand with a DImode copy.
6954 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
6955 vector register.
6957 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
6960 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6961 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
6962 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6963 (UNSPEC_NOREX_MEM): Remove definition.
6965 2017-04-21 Richard Biener <rguenther@suse.de>
6967 PR tree-optimization/79547
6968 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6969 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
6970 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
6971 without any constraints.
6973 2017-04-21 Richard Biener <rguenther@suse.de>
6975 PR tree-optimization/78847
6976 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
6978 2017-04-21 Richard Biener <rguenther@suse.de>
6980 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
6981 (build_distinct_type_copy): Likewise.
6982 (build_variant_type_copy): Likewise.
6983 * tree.c (build_qualified_type): Pass down mem-stat info.
6984 (build_distinct_type_copy): Likewise.
6985 (build_variant_type_copy): Likewise.
6987 2017-04-21 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/80237
6990 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
6991 defaulted to NULL.
6992 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
6993 for a simplified result.
6995 2016-04-21 Richard Biener <rguenther@suse.de>
6997 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
6998 sth as strict as a simple_iv but a chrec without symbols and an
6999 operand defined in the loop we are peeling (and not some subloop).
7000 (propagate_constants_for_unrolling): Propagate all constants.
7002 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
7004 PR target/79804
7005 * config/i386/i386.c (print_reg): Remove assert for disalowed
7006 regno values, call output_operand_lossage instead.
7008 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
7010 PR target/78090
7011 * config/i386/constraints.md (Yc): New register constraint.
7012 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
7013 Use Yc constraint for alternative 2 of operand 0. Remove
7014 preferred_for_speed attribute.
7016 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
7018 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
7019 lastprivate clauses in SIMT case.
7021 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
7023 * doc/invoke.texi (-Wextra-semi): Document new warning option.
7025 2017-04-20 Richard Biener <rguenther@suse.de>
7027 PR tree-optimization/57796
7028 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
7029 as N scalar stores.
7030 (vect_model_load_cost): Cost gathers as N scalar loads.
7032 2017-04-20 Richard Biener <rguenther@suse.de>
7034 * ggc-page.c (ggc_allocated_p): Rename to ...
7035 (safe_lookup_page_table_entry): ... this and return the lookup
7036 result.
7037 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
7039 2017-04-20 Richard Biener <rguenther@suse.de>
7041 PR tree-optimization/80453
7042 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
7043 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
7044 from the conditions.
7045 (vn_phi_eq): Pass them down.
7046 (vn_phi_lookup): Record them.
7047 (vn_phi_insert): Likewise.
7049 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
7051 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
7052 uninitialized variable warning to avoid buffer overrun.
7054 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
7056 PR other/71250
7057 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
7058 is suppressed for '{ 0 }' in C.
7060 2017-04-20 Jakub Jelinek <jakub@redhat.com>
7062 * BASE-VER: Set to 8.0.0.
7064 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
7066 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
7067 priority .init_array and .fini_array section with SECTION_NOTYPE
7068 flag.
7070 2017-04-20 Jakub Jelinek <jakub@redhat.com>
7072 PR middle-end/80423
7073 * tree.h (build_array_type): Add typeless_storage default argument.
7074 * tree.c (type_cache_hasher::equal): Also compare
7075 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
7076 (build_array_type): Add typeless_storage argument, set
7077 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
7078 recursive call.
7079 (build_nonshared_array_type): Adjust build_array_type_1 caller.
7080 (build_array_type): Likewise. Add typeless_storage argument.
7082 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
7083 Jakub Jelinek <jakub@redhat.com>
7085 PR tree-optimization/80426
7086 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
7087 operation on symbolic operands, also compute the overflow for the
7088 invariant part when the operation degenerates into a negation.
7090 2017-04-19 Jakub Jelinek <jakub@redhat.com>
7092 PR debug/80461
7093 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
7094 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
7096 PR debug/80436
7097 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
7099 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
7101 PR target/80462
7102 * config/avr/avr.c (tree.h): Include it.
7103 (cgraph.h): Include it.
7104 (avr_encode_section_info): Don't warn for uninitialized progmem
7105 variable if it's just an alias.
7107 2017-04-19 Richard Biener <rguenther@suse.de>
7109 PR ipa/65972
7110 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
7111 when needed by AutoPGO.
7113 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
7115 PR lto/50345
7116 * doc/lto.texi: Remove an extra 'that'.
7118 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
7120 PR rtl-optimization/80429
7121 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
7122 are only used in debug insns.
7124 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
7125 Vladimir Makarov <vmakarov@redhat.com>
7127 * config/sparc/predicates.md (input_operand): Add comment. Return
7128 true for any memory operand when LRA is in progress.
7129 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
7131 2017-04-18 Jeff Law <law@redhat.com>
7133 PR target/74563
7134 * mips.md ({return,simple_return}_internal): Do not overwrite
7135 operands[0].
7137 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7139 PR tree-optimization/80443
7140 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
7141 instead of adding 1, subtract -1 and similarly instead of subtracting
7142 1 add -1.
7144 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
7146 PR rtl-optimization/80357
7147 * haifa-sched.c (tmp_bitmap): New variable.
7148 (model_recompute): Handle duplicate use records.
7149 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
7150 (free_global_sched_pressure_data): Free it.
7152 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
7154 Revert:
7155 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7156 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
7157 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
7158 instead of SYSTEM_HEADER_DIR.
7160 2017-04-18 Jeff Law <law@redhat.com>
7162 PR middle-end/80422
7163 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
7164 predecessors after walking up the insn chain.
7166 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7168 PR debug/80263
7169 * dwarf2out.c (modified_type_die): Try harder not to emit internal
7170 sizetype type into debug info.
7172 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7174 PR target/80099
7175 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
7176 unneeded test for TARGET_UPPER_REGS_SF.
7177 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
7179 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7181 PR sanitizer/80444
7182 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
7183 instead of gsi_after_labels.
7185 2017-04-18 Jeff Law <law@redhat.com>
7187 * regcprop.c (maybe_mode_change): Avoid creating copies of the
7188 stack pointer.
7190 Revert:
7191 2017-04-13 Jeff Law <law@redhat.com>
7192 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
7193 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
7195 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
7197 PR target/79453
7198 * config/avr/avr.c (intl.h): Include it.
7199 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
7201 2017-04-18 Martin Liska <mliska@suse.cz>
7203 PR gcov-profile/78783
7204 * gcov-tool.c (gcov_output_files): Validate that destination
7205 file is either removed by the tool or by a user.
7207 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
7208 Guy Benyei <guybe@mellanox.com>
7210 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
7211 block, and do not negate it, the stored id is already negative.
7213 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
7215 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
7217 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7219 PR target/80098
7220 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
7221 masks of options that should be turned off if the VSX vector
7222 options are turned off.
7223 (OTHER_P8_VECTOR_MASKS): Likewise.
7224 (OTHER_VSX_VECTOR_MASKS): Likewise.
7225 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
7226 rs6000_disable_incompatible_switches to validate no type switches
7227 like -mvsx.
7228 (rs6000_incompatible_switch): New function to disallow turning on
7229 other vector options if -mno-vsx, -mno-power8-vector, or
7230 -mno-power9-vector are specified.
7232 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7234 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
7236 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7238 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
7239 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
7240 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
7241 (ARG_POINTER_CFA_OFFSET): Likewise.
7243 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7245 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
7246 conditions to take advantage of various optimizations.
7248 2017-04-13 Jeff Law <law@redhat.com>
7250 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
7251 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
7252 (zero_extendsidi2_dext): Likewise.
7254 2017-04-13 Jakub Jelinek <jakub@redhat.com>
7256 PR sanitizer/80403
7257 * fold-const.c (fold_ternary_loc): Revert
7258 use op0 instead of fold_convert_loc (loc, type, arg0) part of
7259 2017-04-12 change.
7261 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
7263 PR rtl-optimization/80343
7264 * lra-remat.c (update_scratch_ops): Assign original hard reg to
7265 new scratch pseudo.
7267 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
7269 PR sanitizer/80414
7270 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
7271 to ubsan_encode_value.
7273 2017-04-13 Jeff Law <law@redhat.com>
7275 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
7276 appearing in DEBUG_INSNs.
7278 2017-04-13 Martin Liska <mliska@suse.cz>
7280 PR gcov-profile/80413
7281 * gcov-io.c (gcov_write_string): Copy to buffer just when
7282 allocated size is greater than zero.
7284 2017-04-13 Jakub Jelinek <jakub@redhat.com>
7286 PR debug/80321
7287 * dwarf2out.c (decls_for_scope): Ignore declarations of
7288 current_function_decl in BLOCK_NONLOCALIZED_VARS.
7290 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
7292 PR lto/69953
7293 * ipa-visibility.c (non_local_p): Fix typos.
7294 (localize_node): When localizing symbol in same comdat group,
7295 dissolve the group only when we know external symbols are going
7296 to be privatized.
7297 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
7299 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7301 PR tree-optimization/79390
7302 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
7303 order does not result in usable sequence, retry with reversed operand
7304 order.
7306 PR sanitizer/80403
7307 PR sanitizer/80404
7308 PR sanitizer/80405
7309 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
7310 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
7311 op0 instead of fold_convert_loc (loc, type, arg0).
7313 2017-04-12 Jeff Law <law@redhat.com>
7315 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
7316 has a delay slot in the generated code.
7318 * config/cris/cris.md (cris_preferred_reload_class): Return
7319 GENNONACR_REGS rather than GENERAL_REGS.
7321 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7323 PR c/80163
7324 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
7325 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
7326 signedness of the result type.
7328 2017-04-12 Richard Biener <rguenther@suse.de>
7329 Jeff Law <law@redhat.com>
7331 PR tree-optimization/80359
7332 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
7333 trim stores to TARGET_MEM_REFs.
7335 2017-04-12 Richard Biener <rguenther@suse.de>
7337 PR tree-optimization/79390
7338 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
7339 threading case even more.
7341 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
7343 PR target/80382
7344 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
7345 for quad_address_p for TImode, instead of just not indexed_address.
7347 2017-04-12 Richard Biener <rguenther@suse.de>
7348 Bernd Edlinger <bernd.edlinger@hotmail.de>
7350 PR middle-end/79671
7351 * alias.c (component_uses_parent_alias_set_from): Handle
7352 TYPE_TYPELESS_STORAGE.
7353 (get_alias_set): Likewise.
7354 * tree-core.h (tree_type_common): Add typeless_storage flag.
7355 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
7356 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
7357 for types containing members with TYPE_TYPELESS_STORAGE.
7358 (place_field): Likewise.
7359 (layout_type): Likewise for ARRAY_TYPE.
7360 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
7361 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
7362 TYPE_TYPELESS_STORAGE.
7363 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7365 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7367 PR sanitizer/80349
7368 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
7369 first argument to type.
7371 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7373 PR target/80376
7374 PR target/80315
7375 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
7376 CONST0_RTX (mode) rather than const0_rtx where appropriate.
7377 (rs6000_expand_binop_builtin): Likewise.
7378 (rs6000_expand_ternop_builtin): Likewise; also add missing
7379 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
7380 vshasigma built-ins.
7381 * doc/extend.texi: Document that vec_xxpermdi's third argument
7382 must be a constant.
7384 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
7387 Use shift_const cost parameter when calculating gain of STV shifts.
7389 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
7391 PR rtl-optimization/70478
7392 * lra-constraints.c (process_alt_operands): Check memory for
7393 disfavoring memory insn operand.
7395 2017-04-11 Jakub Jelinek <jakub@redhat.com>
7397 PR middle-end/80100
7398 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
7399 left shift in unsigned HOST_WIDE_INT type.
7401 PR rtl-optimization/80385
7402 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
7403 (not (neg X)) into (plus X -1) for complex or non-integral modes.
7405 PR libgomp/80394
7406 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
7407 if they have any depend clauses.
7409 2017-04-11 Martin Liska <mliska@suse.cz>
7411 PR ipa/80212
7412 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
7413 * ipa-split.c (split_function): Create a local comdat symbol
7414 if caller is in a comdat group.
7416 2017-04-11 Martin Liska <mliska@suse.cz>
7418 PR ipa/80212
7419 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
7420 flags.
7422 2017-04-11 Martin Sebor <msebor@redhat.com>
7424 PR middle-end/80364
7425 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
7426 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
7427 for INTEGER_TYPE.
7428 (directive::set_width, directive::set_precision, format_character):
7429 Adjust.
7430 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
7431 INTEGER_TYPE.
7433 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
7435 PR target/80389
7436 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
7437 conflict, set target->arch_name instead of target->cpu_name.
7439 2017-04-11 Richard Biener <rguenther@suse.de>
7441 PR tree-optimization/80374
7442 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
7443 build_zero_cst, remove fold_convertible_p check again.
7445 2017-04-11 Martin Liska <mliska@suse.cz>
7447 PR sanitizer/70878
7448 * ubsan.c (instrument_object_size): Do not instrument register
7449 variables.
7451 2017-04-11 Jakub Jelinek <jakub@redhat.com>
7453 PR target/80381
7454 * config/i386/i386-builtin-types.def
7455 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
7456 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
7457 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
7458 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
7459 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
7460 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
7461 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
7462 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
7463 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
7464 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
7465 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
7466 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
7467 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
7468 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
7469 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
7470 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
7471 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
7472 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
7473 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
7474 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
7475 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
7476 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
7477 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
7478 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
7479 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
7480 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
7481 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
7482 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
7483 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
7484 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
7485 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
7486 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
7487 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
7488 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
7489 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
7490 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
7491 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
7492 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
7493 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
7494 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
7495 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
7496 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
7497 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
7498 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
7499 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
7500 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
7501 aliases.
7502 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
7503 flag to second_arg_count, handle 4 argument function type _COUNT
7504 aliases, handle second_arg_count on second argument rather than last.
7506 2017-04-10 Jeff Law <law@redhat.com>
7508 PR tree-optimization/80374
7509 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
7510 record anything if we can not convert integer_zero_node to the
7511 desired type.
7513 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7515 PR target/80108
7516 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7517 Enhance special handling given to the TARGET_P9_MINMAX option in
7518 relation to certain other options.
7520 2017-04-10 Bin Cheng <bin.cheng@arm.com>
7522 PR tree-optimization/80153
7523 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
7524 remove POINTER_PLUS_EXPR's base part directly, rather than through
7525 aff_tree.
7527 2017-04-10 Richard Biener <rguenther@suse.de>
7528 Bin Cheng <bin.cheng@arm.com>
7530 PR tree-optimization/80153
7531 * tree-affine.c (aff_combination_to_tree): Get base pointer from
7532 the first element of pointer type aff_tree. Build result expr in
7533 aff_tree's type.
7534 (add_elt_to_tree): Convert to type unconditionally. Remove other
7535 fold_convert calls.
7536 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
7537 (rewrite_use_nonlinear_expr): Check invariant using iv information.
7539 2017-04-10 Richard Biener <rguenther@suse.de>
7541 * tree-ssa-structalias.c (find_func_aliases): Properly handle
7542 asm inputs.
7544 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
7546 PR rtl-optimization/70478
7547 * lra-constraints.c (curr_small_class_check): New.
7548 (update_and_check_small_class_inputs): New.
7549 (process_alt_operands): Update curr_small_class_check. Disfavor
7550 alternative insn memory operands. Check available regs for small
7551 class operands.
7553 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
7555 PR target/80057
7556 * config/mips/mips.opt (-mvirt): Update description.
7557 * doc/invoke.texi (-mvirt): Likewise.
7559 2017-04-10 Richard Biener <rguenther@suse.de>
7561 PR middle-end/80362
7562 * fold-const.c (fold_binary_loc): Look at unstripped ops when
7563 looking for NEGATE_EXPR in -A / -B to A / B folding.
7565 2017-04-10 Martin Liska <mliska@suse.cz>
7567 PR gcov-profile/80224
7568 * gcov.c (print_usage): Fix usage string.
7569 (get_gcov_intermediate_filename): Remove.
7570 (output_gcov_file): Use both for normal and intermediate format.
7571 (generate_results): Do not initialize special file for
7572 intermediate format.
7574 2017-04-10 Richard Biener <rguenther@suse.de>
7576 PR tree-optimization/80304
7577 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
7578 for safelen.
7580 2017-04-10 Nathan Sidwell <nathan@acm.org>
7582 PR target/79905
7583 * config/rs6000/rs6000.c (rs6000_vector_type): New.
7584 (rs6000_init_builtins): Use it.
7586 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7588 * config/arm/arm.md (<mrc>): Add mode to SET source.
7589 (<mrrc>): Likewise.
7591 2017-04-10 Richard Biener <rguenther@suse.de>
7593 PR middle-end/80344
7594 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
7596 2017-04-10 Jakub Jelinek <jakub@redhat.com>
7598 PR target/80324
7599 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
7600 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
7601 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
7602 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
7603 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
7604 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
7605 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
7606 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
7607 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
7608 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
7609 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
7610 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
7611 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
7612 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
7613 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
7614 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
7615 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
7616 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
7617 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
7618 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
7619 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
7620 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
7621 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
7623 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
7625 PR rtl-optimization/70478
7626 * lra-constraints.c: Reverse the last patch.
7628 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
7630 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
7631 Add comment for WCHAR_T.
7633 2017-04-08 Martin Liska <mliska@suse.cz>
7635 Revert:
7636 2017-04-07 Martin Liska <mliska@suse.cz>
7638 PR ipa/80212
7639 * ipa-split.c (split_function): Add function part to a same comdat
7640 group.
7642 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7644 PR target/80358
7645 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
7647 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
7649 * rs6000/rs6000.c (vec_load_pendulum): Rename...
7650 (vec_pairing): ...to this.
7651 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
7652 (rs6000_sched_init): Adjust for name change.
7653 (struct rs6000_sched_context): Likewise.
7654 (rs6000_init_sched_context): Likewise.
7655 (rs6000_set_sched_context): Likewise.
7657 2017-04-07 Jakub Jelinek <jakub@redhat.com>
7659 PR target/80322
7660 PR target/80323
7661 PR target/80325
7662 PR target/80326
7663 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
7664 intrinsics.
7665 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
7666 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
7667 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
7669 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
7671 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
7673 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
7675 PR rtl-optimization/70703
7676 * ira-color.c (update_conflict_hard_regno_costs): Use
7677 int64_t instead of HOST_WIDE_INT.
7679 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
7681 PR rtl-optimization/70478
7682 * lra-constraints.c (process_alt_operands): Disfavor alternative
7683 insn memory operands.
7685 2017-04-07 Jeff Law <law@redhat.com>
7687 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
7688 CALL and NOTE_INSN_CALL_ARG_LOCATION.
7690 2017-04-07 Martin Liska <mliska@suse.cz>
7692 PR target/79889
7693 * config/aarch64/aarch64.c (aarch64_process_target_attr):
7694 Show error message instead of an ICE.
7696 2017-04-07 Martin Liska <mliska@suse.cz>
7698 PR ipa/80212
7699 * ipa-split.c (split_function): Add function part to a same comdat
7700 group.
7702 2017-04-07 Richard Biener <rguenther@suse.de>
7704 PR middle-end/80341
7705 * tree.c (get_unwidened): Also handle ! for_type case for
7706 INTEGER_CSTs.
7707 * convert.c (do_narrow): Split out from ...
7708 (convert_to_integer_1): ... here. Do not pass final truncation
7709 type to get_unwidened for TRUNC_DIV_EXPR.
7711 2017-04-07 Richard Biener <rguenther@suse.de>
7713 * tree-affine.c (wide_int_ext_for_comb): Take type rather
7714 than aff_tree.
7715 (aff_combination_const): Adjust.
7716 (aff_combination_scale): Likewise.
7717 (aff_combination_add_elt): Likewise.
7718 (aff_combination_add_cst): Likewise.
7719 (aff_combination_convert): Likewise.
7720 (add_elt_to_tree): Likewise. Remove unused argument.
7721 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
7723 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
7725 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
7726 definition.
7727 * config/arm/arm.c (arm_default_short_enums): Use
7728 ARM_DEFAULT_SHORT_ENUMS.
7729 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
7731 2017-04-06 Jakub Jelinek <jakub@redhat.com>
7733 PR debug/80234
7734 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
7735 members with redundant out-of-class redeclaration.
7737 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
7739 PR target/80286
7740 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
7741 * config/i386/i386.md (*zero_extendsidi2):
7742 Add (?*x,*x) and (?*v,*v) alternatives.
7744 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
7746 PR target/79733
7747 * config/i386/i386.c (ix86_expand_builtin)
7748 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
7749 mode from insn data. Convert operands to insn operand mode.
7750 Copy operands that don't satisfy insn predicate to a register.
7752 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
7754 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
7755 Update comments.
7757 2017-04-06 Richard Biener <rguenther@suse.de>
7759 PR tree-optimization/80334
7760 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
7761 preserve alignment of accesses.
7763 2017-04-06 Richard Biener <rguenther@suse.de>
7765 PR tree-optimization/80262
7766 * tree-sra.c (build_ref_for_offset): Preserve address-space
7767 information.
7768 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
7769 Drop useless address-space information on MEM_REF offsets.
7771 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
7773 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
7775 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
7777 PR rtl-optimization/70703
7778 * ira-color.c (update_conflict_hard_regno_costs): Use
7779 HOST_WIDE_INT instead of long.
7781 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
7783 PR target/80298
7784 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
7785 not defined for x86_64 target. Add -mmmx target option when __SSE2__
7786 is not defined.
7787 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
7788 for x86_64 target. Handle -m3dnowa option.
7790 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
7792 PR rtl-optimization/70703
7793 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
7794 (update_conflict_hard_regno_costs): Use long instead of unsigned
7795 arithmetic for cost calculation.
7797 2017-04-05 Jakub Jelinek <jakub@redhat.com>
7798 Bernd Edlinger <bernd.edlinger@hotmail.de>
7800 PR sanitizer/80308
7801 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
7802 for big endian.
7804 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
7806 PR target/78002
7807 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
7808 ptr_mode with Pmode throughout.
7809 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
7810 into probe_stack_range and use DImode.
7812 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
7814 PR target/79890
7815 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
7816 call_eh_return is true.
7818 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7820 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
7821 Initialize last_match_fntype_index.
7823 2017-04-05 Jakub Jelinek <jakub@redhat.com>
7825 PR target/80310
7826 * tree-nvr.c: Include internal-fn.h.
7827 (pass_return_slot::execute): Ignore internal calls without
7828 direct optab.
7830 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7831 Richard Biener <rguenther@suse.de>
7833 PR c++/80297
7834 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
7835 captures used multiple times, except for the last use.
7836 * generic-match-head.c: Include gimplify.h.
7838 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7840 PR tree-optimization/79390
7841 * target.h (struct noce_if_info): Declare.
7842 * targhooks.h (default_noce_conversion_profitable_p): Declare.
7843 * target.def (noce_conversion_profitable_p): New target hook.
7844 * ifcvt.h (struct noce_if_info): New type, moved from ...
7845 * ifcvt.c (struct noce_if_info): ... here.
7846 (noce_conversion_profitable_p): Renamed to ...
7847 (default_noce_conversion_profitable_p): ... this. No longer
7848 static nor inline.
7849 (noce_try_store_flag_constants, noce_try_addcc,
7850 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
7851 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
7852 instead of noce_conversion_profitable_p.
7853 * config/i386/i386.c: Include ifcvt.h.
7854 (ix86_option_override_internal): Don't override
7855 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
7856 (ix86_noce_conversion_profitable_p): New function.
7857 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
7858 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
7859 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
7860 * doc/tm.texi: Regenerated.
7862 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7864 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
7865 correction.
7867 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7869 PR target/80307
7870 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
7871 instructions for small multiply cores.
7873 2017-04-04 Jeff Law <law@redhat.com>
7875 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
7876 added member.
7877 (mips_expand_vec_perm_const): Initialize elements in orig_perm
7878 that are not set by the loop over the elements.
7880 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7882 PR target/80286
7883 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
7884 int mode, convert_modes it to mode as unsigned, otherwise use
7885 lowpart_subreg to mode rather than SImode.
7886 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
7887 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
7888 Use DImode instead of SImode for the shift count operand.
7889 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
7890 Likewise.
7892 2017-04-04 Richard Biener <rguenther@suse.de>
7894 PR middle-end/80281
7895 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
7896 arithmetic done for the negate or the plus. Simplify.
7897 (A - (-B) -> A + B): Likewise.
7898 * fold-const.c (split_tree): Make sure to not negate pointers.
7900 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
7902 PR rtl-optimization/60818
7903 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
7904 a compare of comparisons with the thing compared if this results
7905 in a different machine mode.
7907 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
7909 * alias.c (base_alias_check): Fix typo in comment.
7910 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
7911 * cgraphunit.c (symbol_table::compile): Likewise.
7912 * collect2.c (maybe_run_lto_and_relink): Likewise.
7913 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
7914 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
7915 * config/avr/avr.c (avr_map_op_t): Likewise.
7916 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
7917 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
7918 * config/epiphany/epiphany.md (movcc): Likewise.
7919 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
7920 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
7921 Likewise.
7922 * config/mips/mips.c (mips_save_restore_reg): Likewise.
7923 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
7924 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
7925 * config/sh/sh.c (sh_rtx_costs): Likewise.
7926 * fold-const.c (fold_truth_andor): Likewise.
7927 * genautomata.c (collapse_flag): Likewise.
7928 * gengtype.h (struct type::u::s): Likewise.
7929 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
7930 * input.c (FORMAT_AMOUNT): Likewise.
7931 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
7932 (known_aggs_to_agg_replacement_list): Likewise.
7933 * ipa-inline-analysis.c: Likewise.
7934 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
7935 * ipa-polymorphic-call.c
7936 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
7937 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
7938 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
7939 Likewise.
7940 * modulo-sched.c (apply_reg_moves): Likewise.
7941 * omp-expand.c (build_omp_regions_1): Likewise.
7942 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
7943 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
7944 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
7945 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7946 * value-prof.c: Likewise.
7947 * var-tracking.c (val_reset): Likewise.
7949 2017-04-03 Richard Biener <rguenther@suse.de>
7951 PR tree-optimization/80275
7952 * fold-const.c (split_address_to_core_and_offset): Handle
7953 POINTER_PLUS_EXPR.
7955 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
7957 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
7958 descriptors is at least equal to that of functions.
7960 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7962 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
7964 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7966 PR target/80250
7967 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
7968 (mov<IMOD4:mode>): New expander.
7969 (*mov<IMOD4:mode>_internal): New insn and split pattern.
7971 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
7973 PR rtl-optimization/79405
7974 * fwprop.c (propagations_left): New variable.
7975 (forward_propagate_into): Decrement it.
7976 (fwprop_init): Initialize it.
7977 (fw_prop): If the variable has reached zero, stop propagating.
7978 (fwprop_addr): Ditto.
7980 2017-03-31 Jakub Jelinek <jakub@redhat.com>
7982 PR debug/79255
7983 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
7984 a FUNCTION_DECL, pass it as decl instead of origin to
7985 process_scope_var.
7987 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
7989 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
7990 string.
7992 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
7994 PR target/80107
7995 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
7996 TARGET_VSX_SMALL_INTEGER.
7998 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8000 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
8001 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
8003 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
8005 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
8006 extraction from odd-numbered MSA register.
8008 2017-03-31 Jakub Jelinek <jakub@redhat.com>
8010 PR middle-end/80173
8011 * expmed.c (store_bit_field_1): Don't attempt to create
8012 a word subreg out of hard registers wider than word if they
8013 have HARD_REGNO_NREGS of 1 for their mode.
8015 PR middle-end/80163
8016 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
8017 conversions to integer types wider than word and pointer.
8019 PR debug/80025
8020 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
8021 (rtx_equal_for_cselib_p): Pass 0 to it.
8022 * cselib.c (cselib_hasher::equal): Likewise.
8023 (rtx_equal_for_cselib_1): Add depth argument. If depth
8024 is 128, don't look up VALUE locs and punt. Increment
8025 depth in recursive calls when walking VALUE locs.
8027 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
8029 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
8030 (make_gcov_file_name): Use the canonical path name for generating
8031 the MD5 value.
8032 (read_line): Fix handling of files with ascii null bytes.
8034 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
8036 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
8037 to initialise a vector register instead
8038 of using a const_int.
8040 2017-03-30 Jakub Jelinek <jakub@redhat.com>
8042 PR translation/80189
8043 * gimplify.c (omp_default_clause): Use %qs instead of %s in
8044 diagnostic messages.
8046 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
8048 PR target/80246
8049 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
8050 (dfp_diex_<mode>): Update mode of operand 1.
8051 * doc/extend.texi (dxex, dxexq): Document change to return type.
8052 (diex, diexq): Document change to argument type.
8054 2017-03-30 Martin Jambor <mjambor@suse.cz>
8056 PR ipa/77333
8057 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
8058 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
8059 it reflects the signature changes performed at the callee side.
8060 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
8061 to cgraph_build_function_type_skip_args.
8062 (build_function_decl_skip_args): Adjust call to the above function.
8064 2017-03-30 Jakub Jelinek <jakub@redhat.com>
8066 PR target/80206
8067 * config/i386/sse.md
8068 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
8069 register as dest whenever it is a MEM not rtx_equal_p to the
8070 corresponding dup operand, and when forcing into reg move the
8071 reg into the memory afterwards.
8072 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
8073 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
8074 for the force_reg mode.
8075 (avx512vl_vextractf128<mode>): Use register as dest either
8076 always when a MEM, or when it is a MEM not rtx_equal_p to the
8077 corresponding dup operand, or even not when it is a CONST_VECTOR
8078 depending on the mode and lo vs. hi.
8079 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
8080 parens.
8081 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
8082 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
8083 Likewise. Require that operands[2] is even.
8084 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
8085 Remove extraneous parens. Require that operands[2] is a multiple
8086 of 4.
8087 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
8088 operands[0] is a MEM if <mask_applied>, the predicates/constraints
8089 disallow memory then.
8091 2017-03-30 Richard Biener <rguenther@suse.de>
8093 PR tree-optimization/77498
8094 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
8095 to non-constants over backedges.
8097 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
8099 PR rtl-optimization/80233
8100 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
8101 as last_combined_insn. Do not test for BARRIER_P separately.
8103 2017-03-29 Andreas Schwab <schwab@suse.de>
8105 PR ada/80146
8106 * calls.c (prepare_call_address): Convert funexp to Pmode before
8107 copying to temp reg.
8109 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8111 PR tree-optimization/80158
8112 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
8113 Handle possible future case of more than one alternate
8114 interpretation.
8115 (replace_rhs_if_not_dup): Likewise.
8116 (replace_one_candidate): Likewise.
8118 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
8120 PR rtl-optimization/80193
8121 * ira.c (ira): Do not check allocation for LRA.
8123 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
8125 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
8126 (nvptx_output_simt_exit): Declare.
8127 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
8128 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
8129 (init_softstack_frame): Move initialization of crtl->is_leaf to...
8130 (nvptx_declare_function_name): ...here. Emit declaration of local
8131 memory space buffer for omp_simt_enter insn.
8132 (nvptx_output_unisimt_switch): New.
8133 (nvptx_output_softstack_switch): New.
8134 (nvptx_output_simt_enter): New.
8135 (nvptx_output_simt_exit): New.
8136 * config/nvptx/nvptx.h (struct machine_function): New fields
8137 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
8138 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
8139 (UNSPECV_SIMT_EXIT): Ditto.
8140 (omp_simt_enter_insn): New insn.
8141 (omp_simt_enter): New expansion.
8142 (omp_simt_exit): New insn.
8143 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
8145 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
8146 (expand_GOMP_SIMT_ENTER_ALLOC): New.
8147 (expand_GOMP_SIMT_EXIT): New.
8148 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
8149 (GOMP_SIMT_ENTER_ALLOC): Ditto.
8150 (GOMP_SIMT_EXIT): Ditto.
8151 * target-insns.def (omp_simt_enter): New insn.
8152 (omp_simt_exit): Ditto.
8153 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
8154 simt_dlist.
8155 (lower_rec_simd_input_clauses): Implement SIMT privatization.
8156 (lower_rec_input_clauses): Likewise.
8157 (lower_lastprivate_clauses): Handle SIMT privatization.
8159 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
8160 (ompdevlow_adjust_simt_enter): New.
8161 (find_simtpriv_var_op): New.
8162 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
8163 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
8165 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
8166 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
8167 (copy_decl_for_dup_finish): Ditto.
8169 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
8171 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
8173 PR target/53383
8174 * config/i386/i386.c (ix86_option_override_internal): Always
8175 allow -mpreferred-stack-boundary=3 for 64-bit targets.
8177 2017-03-28 Bin Cheng <bin.cheng@arm.com>
8179 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
8181 2017-03-28 Bin Cheng <bin.cheng@arm.com>
8183 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
8184 mark new edge's irreducible flag accordign to it.
8185 (vect_do_peeling): Check loop preheader edge's irreducible flag
8186 and pass it to function slpeel_add_loop_guard.
8188 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
8190 PR tree-optimization/80218
8191 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8192 Update block frequencies and counts.
8194 2017-03-28 Richard Biener <rguenther@suse.de>
8196 PR tree-optimization/78644
8197 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
8198 of a simplification result we may not use it at all.
8200 2017-03-28 Richard Biener <rguenther@suse.de>
8202 PR ipa/80205
8203 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
8204 without arguments, generate default definition of a SSA name.
8206 2017-03-28 Richard Biener <rguenther@suse.de>
8208 PR middle-end/80222
8209 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
8210 TYPE_REF_CAN_ALIAS_ALL references.
8211 * fold-const.c (fold_indirect_ref_1): Likewise.
8213 2017-03-28 Martin Liska <mliska@suse.cz>
8215 PR ipa/80104
8216 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
8217 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
8219 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
8220 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
8222 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
8223 (EXTRA_SPECS): Define.
8224 (SUBTARGET_EXTRA_SPECS): Likewise.
8225 (SUBTARGET_CPP_SPEC): Likewise.
8226 * config/arc/elf.h (EXTRA_SPECS): Renamed to
8227 SUBTARGET_EXTRA_SPECS.
8228 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
8230 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
8232 * config/arc/simdext.md (vst64_insn): Update pattern.
8233 (vld32wh_insn): Likewise.
8234 (vld32wl_insn): Likewise.
8235 (vld64_insn): Likewise.
8236 (vld32_insn): Likewise.
8238 2017-03-28 Marek Polacek <polacek@redhat.com>
8240 PR sanitizer/80067
8241 * fold-const.c (fold_comparison): Use protected_set_expr_location
8242 instead of SET_EXPR_LOCATION.
8244 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8246 * tree.c (add_expr): Avoid name lookup warning.
8248 2017-03-27 Jeff Law <law@redhat.com>
8250 PR tree-optimization/80216
8251 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
8252 function name. Limit recursion depth.
8253 (record_temporary_equivalences): Corresponding changes.
8255 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
8257 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
8258 covered first.
8260 2017-03-27 Jakub Jelinek <jakub@redhat.com>
8262 PR target/80102
8263 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
8264 notes.
8265 * cfgcleanup.c (reg_note_cfa_p): New array.
8266 (insns_have_identical_cfa_notes): New function.
8267 (old_insns_match_p): Don't cross-jump in between /f
8268 and non-/f instructions. If both i1 and i2 are frame related,
8269 verify all CFA notes, their order and content.
8271 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8273 PR target/78543
8274 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
8275 HImode and SImode with zero extend to DImode to one insn.
8276 (bswap<mode>2_extenddi): Likewise.
8277 (bswapsi2_extenddi): Likewise.
8278 (bswaphi2_extendsi): Likewise.
8279 (bswaphi2): Combine bswap HImode and SImode into one insn.
8280 Separate memory insns from swapping register.
8281 (bswapsi2): Likewise.
8282 (bswap<mode>2): Likewise.
8283 (bswaphi2_internal): Delete, no longer used.
8284 (bswapsi2_internal): Likewise.
8285 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
8286 store, and gpr<-gpr swap insns.
8287 (bswap<mode>2_store): Likewise.
8288 (bswaphi2_reg): Register only splitter, combine with the splitter.
8289 (bswaphi2 splitter): Likewise.
8290 (bswapsi2_reg): Likewise.
8291 (bswapsi2 splitter): Likewise.
8292 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
8293 the insns into load, store, and register/register insns.
8294 (bswapdi2_ldbrx): Likewise.
8295 (bswapdi2_load): Likewise.
8296 (bswapdi2_store): Likewise.
8297 (bswapdi2_reg): Likewise.
8299 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
8301 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
8302 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
8304 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
8306 PR target/80103
8307 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
8308 add comments.
8309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8310 special handling for target option conflicts between dform
8311 options (-mpower9-dform, -mpower9-dform-vector,
8312 -mpower9-dform-scalar) and -mno-direct-move.
8314 2017-03-27 Richard Biener <rguenther@suse.de>
8316 PR tree-optimization/80181
8317 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
8319 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8321 * config/arc/predicates.md (move_double_src_operand): Replace the
8322 call to move_double_src_operand with a call to address_operand.
8324 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8326 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
8327 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
8328 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
8330 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8332 * config/arc/predicates.md (long_immediate_loadstore_operand):
8333 Consider scaled addresses cases.
8335 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8337 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
8338 restored when in interrupt.
8339 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
8340 doesn't have delay slot.
8342 2017-03-27 Richard Biener <rguenther@suse.de>
8344 PR ipa/79776
8345 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
8346 inlined thunk clones.
8348 2017-03-27 Jakub Jelinek <jakub@redhat.com>
8350 PR sanitizer/80168
8351 * asan.c (instrument_derefs): Copy over last operand from
8352 original COMPONENT_REF to the new COMPONENT_REF with
8353 DECL_BIT_FIELD_REPRESENTATIVE.
8354 * ubsan.c (instrument_object_size): Likewise.
8356 2017-03-27 Richard Biener <rguenther@suse.de>
8358 PR tree-optimization/80170
8359 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
8360 sure DR/SCEV didnt fold in constants we do not see when looking
8361 at the reference base alignment.
8363 2017-03-27 Richard Biener <rguenther@suse.de>
8365 PR middle-end/80171
8366 * gimple-fold.c (fold_ctor_reference): Properly guard against
8367 NULL return value from canonicalize_constructor_val.
8369 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
8371 PR target/80180
8372 * config/i386/i386.c (ix86_expand_builtin)
8373 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
8374 flags reg setting and flags reg using instructions.
8375 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
8376 clobbering instructions to zero extend op2.
8378 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
8380 * doc/install.texi (Configuration) <--with-aix-soname>:
8381 Update link to AIX ld.
8383 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
8385 PR rtl-optimization/80160
8386 PR rtl-optimization/80159
8387 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
8388 reg_alternate_class into account.
8390 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
8392 PR target/80148
8393 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
8394 to consider in curr_insn_transform.
8396 2017-03-24 Jakub Jelinek <jakub@redhat.com>
8398 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
8399 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
8400 and emit_mode_inner.
8402 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8404 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
8405 argument to the overloaded builtin variants. Use the new flag to
8406 deprecate certain builtin variants.
8407 * config/s390/s390-builtin-types.def: Add new builtin types.
8408 * config/s390/s390-builtins.h: Support new flags field for
8409 overloaded builtins.
8410 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
8411 (s390_macro_to_expand): Enable vector float data type.
8412 (s390_cpu_cpp_builtins_internal): Indicate support of the new
8413 builtins by incrementing the __VEC__ version number.
8414 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
8415 vec_xst.
8416 (s390_resolve_overloaded_builtin): Emit error messages depending
8417 on the builtin flags.
8418 * config/s390/s390.c (s390_expand_builtin): Support additional
8419 flags argument. Change error message to match the messages
8420 emitted in s390-c.c.
8421 * config/s390/s390.md: New UNSPEC_* constants.
8422 (op_type): Add new instruction types.
8423 * config/s390/vecintrin.h: Add new builtins and test data class
8424 constants.
8425 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
8426 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
8427 (VEC_INEXACT, VEC_NOINEXACT): New constants.
8428 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
8429 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
8430 ("vec_mergel<mode>"): V_HW -> VEC_HW.
8432 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
8433 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
8434 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
8435 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
8437 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
8438 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
8439 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
8440 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
8442 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
8443 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
8444 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
8445 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
8446 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
8447 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
8448 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
8450 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
8451 ("vec_scatter_element<V_HW_4:mode>_DI")
8452 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
8453 ("vec_fpint<mode>", "vflls")
8454 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
8455 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
8456 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
8457 ("*vec_cmphe<mode>_cc"): ... these.
8459 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
8460 mode constant instead of magic value.
8462 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8464 * config/s390/s390.c (s390_expand_vec_compare): Support other
8465 vector floating point modes than just V2DF.
8466 (s390_expand_vcond): Likewise.
8467 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
8468 (s390_cannot_change_mode_class): Prevent mode changes between TF
8469 and V1TF in vector registers.
8470 * config/s390/s390.md (DF, SF): New mode attributes.
8471 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
8472 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
8473 SFmode support for VRs.
8474 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
8475 vector fp modes.
8476 (VFT, VF_HW): New mode iterators.
8477 (vw, sdx): New mode attributes.
8478 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
8479 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
8480 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
8481 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
8482 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
8483 also the new vector floating point modes. Renaming to ...
8485 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
8486 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
8487 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
8488 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
8489 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
8490 ("vec_unordered<mode>"): ... these.
8492 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
8493 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
8494 ("*vec_extendv2df"): New insn definitions.
8496 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8498 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
8499 ("mulditi3_2", "*muldi3_sign"): New patterns.
8500 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
8501 rename the pattern definition.
8503 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8505 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
8506 expander.
8507 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
8509 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8511 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
8512 instruction if possible.
8513 * config/s390/vector.md (vec_halfnumelts): New mode
8514 attribute.
8515 ("*vec_vllezlf<mode>"): New pattern.
8517 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8519 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
8520 ("popcountv4si2", "popcountv2di2"): Rename to ...
8521 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
8522 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
8523 condition.
8524 ("popcount<mode>2_vxe"): New pattern.
8526 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8528 * common/config/s390/s390-common.c (processor_flags_table): Add
8529 arch12.
8530 * config.gcc: Add arch12.
8531 * config/s390/driver-native.c (s390_host_detect_local_cpu):
8532 Default to arch12 for unknown CPU model numbers.
8533 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
8534 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
8535 PROCESSOR_max sanity check.
8536 * config/s390/s390-opts.h (enum processor_type): Add
8537 PROCESSOR_ARCH12.
8538 * config/s390/s390.c (processor_table): Add arch12.
8539 (s390_expand_builtin): Add check for B_VXE flag.
8540 (s390_issue_rate): Add PROCESSOR_ARCH12.
8541 (s390_get_sched_attrmask): Likewise.
8542 (s390_get_unit_mask): Likewise.
8543 (s390_sched_score): Enable z13 scheduling for arch12.
8544 (s390_sched_reorder): Likewise.
8545 (s390_sched_variable_issue): Likewise.
8546 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
8547 PF_VXE.
8548 (s390_tune_attr): Use z13 scheduling also for arch12.
8549 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
8550 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
8551 (TARGET_VXE_P): New macros.
8552 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
8553 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
8554 * config/s390/s390.opt: Add arch12 as processor_type.
8556 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8558 * config/s390/s390.md
8559 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8560 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
8561 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
8563 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
8564 Rename expanders to ...
8566 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
8567 ("fixuns_truncdddi2_emu"): ... these.
8569 ("fixuns_trunc<mode>si2_emu"): New expander.
8571 ("*fixuns_truncdfdi2_z13"): Rename to ...
8572 ("*fixuns_truncdfdi2_vx"): ... this.
8574 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8576 * config/s390/2964.md: Remove the single element vector compare
8577 instructions which are no longer used.
8578 * config/s390/s390.c (s390_select_ccmode): Remove handling of
8579 vector CCmodes.
8580 (s390_canonicalize_comparison): Remove handling of DFmode
8581 compares.
8582 (s390_expand_vec_compare_scalar): Remove function.
8583 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
8584 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
8585 pattern.
8586 ("*cmp<mode>_ccs"): Add wfcdb instruction.
8588 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8590 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
8591 FP zero.
8592 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
8593 will anyway by matched by mov<mode>_64dfp.
8595 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8597 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
8598 vlef/vstef. Add missing operand to vleif.
8600 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8602 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
8603 pair for all vector types with 64 bit elements.
8604 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
8605 * config/s390/vector.md (V_HW_64): ... here.
8606 (V_128_NOSINGLE): New mode iterator.
8607 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
8608 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
8609 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
8610 ("*vec_load_pairv2di"): Change to ...
8611 ("*vec_load_pair<mode>"): ... this one.
8613 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8615 * config/s390/constraints.md: Add comments.
8616 (jKK): Reject element sizes > 8 bytes.
8617 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
8618 s_operands.
8619 * config/s390/s390.md: Add the s_operand checks formerly in
8620 s390_split_ok_p to various splitters where they are still
8621 required.
8622 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
8623 for 128 bit vectors. Plus two splitters.
8625 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8627 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
8628 the file.
8630 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8632 PR target/79893
8633 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
8634 error if the boundary argument is not constant.
8636 2017-03-24 Jakub Jelinek <jakub@redhat.com>
8638 PR rtl-optimization/80112
8639 * loop-doloop.c (doloop_condition_get): Don't check condition
8640 if cmp isn't SET with IF_THEN_ELSE src.
8642 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8644 PR tree-optimization/80158
8645 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
8646 replacing a candidate statement, also replace it for the
8647 candidate's alternate interpretation.
8648 (replace_rhs_if_not_dup): Likewise.
8649 (replace_one_candidate): Likewise.
8651 2017-03-24 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/80167
8654 * graphite-isl-ast-to-gimple.c
8655 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
8656 properly.
8657 (translate_isl_ast_to_gimple::get_rename): Likewise.
8659 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
8661 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
8662 handling of certain combinations of target options, including the
8663 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
8664 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
8666 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8668 PR target/71436
8669 * config/arm/arm.md (*load_multiple): Add reload_completed to
8670 matching condition.
8672 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8673 Richard Biener <rguenth@suse.de>
8675 PR tree-optimization/79908
8676 PR tree-optimization/80136
8677 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8678 been cast away, gimplify_and_add suffices.
8680 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
8682 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
8684 2017-03-23 Richard Biener <rguenther@suse.de>
8686 PR tree-optimization/80032
8687 * gimplify.c (gimple_push_cleanup): Forced unconditional
8688 cleanups still have to go to the conditional_cleanups
8689 sequence.
8691 2017-03-22 Jakub Jelinek <jakub@redhat.com>
8693 PR tree-optimization/80072
8694 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
8695 to unsigned int.
8696 (next_operand_entry_id): Change type to unsigned int.
8697 (sort_by_operand_rank): Make sure to return the right return value
8698 even if unsigned fields are bigger than INT_MAX.
8699 (struct oecount): Change cnt and id type to unsigned int.
8700 (oecount_hasher::equal): Formatting fix.
8701 (oecount_cmp): Make sure to return the right return value
8702 even if unsigned fields are bigger than INT_MAX.
8703 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
8705 PR c++/80129
8706 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
8707 TREE_READONLY on result if writing it more than once.
8709 PR sanitizer/80110
8710 * doc/invoke.texi (-fsanitize=thread): Document that with
8711 -fnon-call-exceptions atomics are not able to throw
8712 exceptions.
8714 PR sanitizer/80110
8715 * tsan.c: Include tree-eh.h.
8716 (instrument_builtin_call): Call maybe_clean_eh_stmt or
8717 maybe_clean_or_replace_eh_stmt where needed.
8718 (instrument_memory_accesses): Add cfg_changed argument.
8719 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
8720 if it returned true.
8721 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
8723 PR rtl-optimization/63191
8724 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
8725 wrapper function, moved the whole old content into ...
8726 (ix86_delegitimize_address_1): ... this. New inline function.
8727 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
8728 true as last argument instead of ix86_delegitimize_address.
8730 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
8732 * config/aarch64/aarch64.c (generic_branch_cost): Copy
8733 cortexa57_branch_cost.
8735 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
8737 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
8739 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8741 PR target/80123
8742 * doc/md.texi (Constraints): Document wA constraint.
8743 * config/rs6000/constraints.md (wA): New.
8744 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
8745 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
8746 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
8747 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
8749 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
8751 PR c++/80029
8752 * gimplify.c (is_oacc_declared): New function.
8753 (oacc_default_clause): Use it to set default flags for acc declared
8754 variables inside parallel regions.
8755 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
8756 declared variables.
8757 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
8758 declare attribute to any decl as necessary.
8760 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
8762 PR target/80082
8763 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
8764 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
8765 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
8766 (arm_arch_lpae): This.
8767 * config/arm/arm.c (arm_arch7ve): Rename into ...
8768 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
8769 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
8770 arm_arch_lpae.
8772 2017-03-22 Martin Liska <mliska@suse.cz>
8774 PR target/79906
8775 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
8776 error message instead of an ICE.
8778 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8780 * doc/extend.texi (6.11 Additional Floating Types): Revise.
8782 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8784 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
8785 comments.
8786 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8787 comments.
8789 2017-03-21 Martin Sebor <msebor@redhat.com>
8791 * doc/extend.texi: Use "cannot" instead of "can't."
8792 * doc/hostconfig.texi: Same.
8793 * doc/install.texi: Same.
8794 * doc/invoke.texi: Same.
8795 * doc/loop.texi: Same.
8796 * doc/md.texi: Same.
8797 * doc/objc.texi: Same.
8798 * doc/rtl.texi: Same.
8799 * doc/tm.texi: Same.
8800 * doc/tm.texi.in: Same.
8801 * doc/trouble.texi: Same.
8803 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
8805 PR debug/63238
8806 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
8807 (collect_checksum_attributes): Set it.
8808 (die_checksum_ordered): Use it.
8810 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8812 PR tree-optimization/79908
8813 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
8814 change: For a VA_ARG whose LHS has been cast away, use
8815 force_gimple_operand to construct the side effects.
8817 2017-03-21 David Malcolm <dmalcolm@redhat.com>
8819 PR translation/80001
8820 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
8821 more amenable to translation.
8822 (oacc_loop_auto_partitions): Likewise.
8824 2017-03-21 Marek Polacek <polacek@redhat.com>
8825 Martin Sebor <msebor@redhat.com>
8827 PR tree-optimization/80109
8828 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
8829 on INTEGRAL_TYPE_P.
8831 2017-03-21 Jakub Jelinek <jakub@redhat.com>
8832 Segher Boessenkool <segher@kernel.crashing.org>
8834 PR target/80125
8835 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
8836 check reg_used_between_p between insn and one of succ or succ2
8837 depending on if succ is artificial insn not inserted into insn
8838 stream.
8840 2017-03-21 Martin Liska <mliska@suse.cz>
8842 PR gcov-profile/80081
8843 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
8844 * doc/gcc.texi: Include gcov-dump stuff.
8845 * doc/gcov-dump.texi: New file.
8847 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
8849 PR rtl-optimization/79150
8850 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
8851 conditional jump, if the jump is the last insn of the loop.
8853 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8854 Richard Biener <rguenth@suse.de>
8856 PR tree-optimization/79908
8857 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8858 been cast away, use force_gimple_operand to construct the side
8859 effects.
8861 2017-03-21 Martin Liska <mliska@suse.cz>
8863 PR libfortran/79956
8864 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
8865 to NULL.
8867 2017-03-21 Brad Spengler <spender@grsecurity.net>
8869 PR plugins/80094
8870 * plugin.c (htab_hash_plugin): New function.
8871 (add_new_plugin): Use it and adjust.
8872 (parse_plugin_arg_opt): Adjust.
8873 (init_one_plugin): Likewise.
8875 2017-03-21 Richard Biener <rguenther@suse.de>
8877 PR tree-optimization/80032
8878 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
8879 if set force the cleanup to happen unconditionally.
8880 (gimplify_target_expr): Push inserted clobbers with force_uncond
8881 to avoid them being removed by control-dependent DCE.
8883 2017-03-21 Richard Biener <rguenther@suse.de>
8885 PR tree-optimization/80122
8886 * tree-inline.c (copy_bb): Do not expans va-arg packs or
8887 va_arg_pack_len when the inlined call stmt requires pack
8888 expansion itself.
8889 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
8891 2017-03-21 Jakub Jelinek <jakub@redhat.com>
8893 PR sanitizer/78158
8894 * tsan.c (instrument_builtin_call): If the memory model argument
8895 is not a constant, assume it is valid.
8897 PR c/67338
8898 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
8899 avoid UB.
8901 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
8903 PR rtl-optimization/79910
8904 * combine.c (can_combine_p): Do not allow combining an I0 or I1
8905 if its dest is used by an insn before I2 (other than the combined
8906 insns themselves, which are properly handled already).
8908 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
8910 Revert:
8911 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
8913 * combine.c (record_used_regs): New static function.
8914 (try_combine): Handle situations where there is an additional
8915 instruction between I2 and I3 which needs to have a LOG_LINK
8916 updated.
8918 Revert:
8919 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
8921 * combine.c (try_combine): Delete redundant i1 test. Call
8922 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8924 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8926 PR target/80083
8927 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
8928 alternatives 13/14.
8930 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8932 PR tree-optimization/80054
8933 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
8934 the optimization if a PHI or any of its arguments is not dominated
8935 by the candidate's basis. Use gphi* rather than gimple* as
8936 appropriate.
8937 (replace_profitable_candidates): Clean up a gimple* variable that
8938 should be a gphi* variable.
8940 2017-03-20 Martin Sebor <msebor@redhat.com>
8942 PR c++/52477
8943 * doc/extend.texi (attribute constructor): Document present limitation.
8945 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
8947 PR target/79963
8948 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
8949 __POWER9_VECTOR__ #ifdef control, change template definition to
8950 use Power9-specific built-in function.
8951 (vec_any_eq): Likewise.
8952 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
8953 to control outcomes from this test.
8954 (vector_ae_<mode>p): For VEC_F modes, likewise.
8956 2017-03-20 Ian Lance Taylor <iant@google.com>
8958 * config/i386/i386.c (ix86_function_regparm): Save an extra
8959 register for -fsplit-stack with DECL_STATIC_CHAIN.
8961 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8963 PR target/79912
8964 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
8965 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
8967 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8969 * config/riscv/riscv.c (riscv_print_operand): Use "fence
8970 iorw,ow".
8971 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
8972 iorw,iorw".
8974 2017-03-20 Marek Polacek <polacek@redhat.com>
8976 PR sanitizer/80063
8977 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
8979 2017-03-20 Richard Biener <rguenther@suse.de>
8981 PR tree-optimization/80113
8982 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
8983 allocate extra SSA name for PHI def.
8984 (add_close_phis_to_outer_loops): Likewise.
8985 (add_close_phis_to_merge_points): Likewise.
8986 (copy_loop_close_phi_args): Likewise.
8987 (copy_cond_phi_nodes): Likewise.
8989 2017-03-20 Martin Liska <mliska@suse.cz>
8991 PR middle-end/79753
8992 * tree-chkp.c (chkp_build_returned_bound): Do not build
8993 returned bounds for a LHS that's not a BOUNDED_P type.
8995 2017-03-20 Martin Liska <mliska@suse.cz>
8997 PR target/79769
8998 PR target/79770
8999 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
9000 COMPLEX_CST and VECTOR_CST.
9002 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9004 PR target/78857
9005 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
9006 target operand. A new splitter adds the clobber statement in case
9007 the target operand is dead anyway.
9009 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
9011 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
9012 to age-old versions of binutils and glibc.
9014 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
9016 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
9018 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
9020 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
9022 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
9024 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
9025 requirement for binutils 2.13.
9027 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
9029 * combine.c (try_combine): Delete redundant i1 test. Call
9030 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
9032 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
9034 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
9035 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
9036 contents.
9037 <riscv64-*-elf>: Re-arrange section
9038 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
9039 <riscv32-*-linux>: Likewise.
9040 <riscv64-*-elf>: Likewise
9041 <riscv64-*-linux>: Likewise.
9043 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
9045 PR target/80052
9046 * aarch64.opt(verbose-cost-dump): Fix typo.
9048 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
9050 PR target/79951
9051 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
9052 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
9054 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
9056 * reload.c (find_reloads): When reloading a nonoffsettable address,
9057 use RELOAD_OTHER for it and its address reloads.
9059 PR rtl-optimization/79910
9060 * combine.c (record_used_regs): New static function.
9061 (try_combine): Handle situations where there is an additional
9062 instruction between I2 and I3 which needs to have a LOG_LINK
9063 updated.
9065 2017-03-17 Jeff Law <law@redhat.com>
9067 PR tree-optimization/71437
9068 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
9069 conditional in the hash table first.
9070 (vrp_dom_walker::before_dom_children): Extract condition from
9071 ASSERT_EXPR. Record condition, its inverion and any implied
9072 conditions as well.
9074 2017-03-17 Marek Polacek <polacek@redhat.com>
9075 Markus Trippelsdorf <markus@trippelsdorf.de>
9077 PR tree-optimization/80079
9078 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
9079 m_stores_head.
9081 2017-03-17 Richard Biener <rguenther@suse.de>
9083 PR middle-end/80075
9084 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
9085 Properly verify the LHS before the RHS possibly claims to be
9086 handled.
9087 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
9088 do not throw.
9090 2017-03-17 Martin Jambor <mjambor@suse.cz>
9092 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
9093 (List of -O2 options): Likewise.
9094 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
9095 (-fipa-vrp) New.
9097 2017-03-17 Tom de Vries <tom@codesourcery.com>
9099 * gcov-dump.c (print_usage): Print bug_report_url.
9101 2017-03-17 Richard Biener <rguenther@suse.de>
9103 PR middle-end/80050
9104 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
9105 (parser::peek): Likewise.
9107 2017-03-17 Richard Biener <rguenther@suse.de>
9109 PR tree-optimization/80048
9110 * sese.c (free_sese_info): Properly release rename_map and
9111 copied_bb_map elements.
9113 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
9115 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
9116 Add linked-list forward and backlinks. Insert on
9117 construction, remove on destruction.
9118 (class pass_store_merging): Add m_stores_head field.
9119 (pass_store_merging::terminate_and_process_all_chains):
9120 Iterate over m_stores_head list.
9121 (pass_store_merging::terminate_all_aliasing_chains):
9122 Likewise.
9123 (pass_store_merging::execute): Check for debug stmts first.
9124 Push new chains onto the m_stores_head stack.
9126 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
9128 PR target/71294
9129 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
9130 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
9131 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
9133 2017-03-16 Jeff Law <law@redhat.com>
9135 PR tree-optimization/71437
9136 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
9137 member function. Implementation moved into after_dom_children
9138 member function and into the threader's thread_outgoing_edges
9139 function.
9140 (dom_opt_dom_walker::after_dom_children): Simplify by moving
9141 some code into new thread_outgoing_edges.
9142 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
9143 definition. Simplify marker handling (do it here). Assume we always
9144 have the available expression and the const/copies tables.
9145 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
9146 and tree-vrp.c
9147 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
9148 * tree-vrp.c (equiv_stack): No longer file scoped.
9149 (vrp_dom_walker): New class.
9150 (vrp_dom_walker::before_dom_children): New member function.
9151 (vrp_dom_walker::after_dom_children): Likewise.
9152 (identify_jump_threads): Setup domwalker. Use it rather than
9153 walking edges in a random order by hand. Simplify setup/finalization.
9154 (finalize_jump_threads): Remove.
9155 (vrp_finalize): Do not call identify_jump_threads here.
9156 (execute_vrp): Do it here instead and call thread_through_all_blocks
9157 here too.
9159 PR tree-optimization/71437
9160 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
9161 callers changed.
9162 (simplify_stmt_for_jump_threading): Add basic_block argument. All
9163 callers changed.
9164 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
9165 (dom_opt_dom_walker::thread_across_edge): Remove
9166 handle_dominating_asserts argument. All callers changed.
9167 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
9168 changes. Remove calls to lhs_of_dominating_assert. Other
9169 uses of handle_dominating_asserts turn into unconditional code
9170 (simplify_control_stmt_condition_1): Likewise.
9171 (simplify_control_stmt_condition): Likewise.
9172 (thread_through_normal_block, thread_across_edge): Likewise.
9173 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
9174 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
9175 object if it is not an SSA_NAME.
9176 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
9177 before calling into the VRP specific simplifiers.
9178 (identify_jump_threads): Remove handle_dominating_asserts
9179 argument.
9181 2017-03-16 Jakub Jelinek <jakub@redhat.com>
9183 PR fortran/79886
9184 * tree-diagnostic.c (default_tree_printer): No longer static.
9185 * tree-diagnostic.h (default_tree_printer): New prototype.
9187 2017-03-16 Tamar Christina <tamar.christina@arm.com>
9189 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
9190 Change ins into fmov.
9192 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9194 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
9195 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
9196 Use h_con constraint for operand 1.
9197 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9198 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
9200 2017-03-15 Jeff Law <law@redhat.com>
9202 PR tree-optimization/71437
9203 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
9204 (record_temporary_equivalences): Use it.
9206 PR tree-optimization/71437
9207 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
9208 tree-ssa-scopedtables.
9209 (lookup_avail_expr, build_and_record_new_cond): Likewise.
9210 (record_conditions, record_cond, vuse_eq): Likewise.
9211 (record_edge_info): Adjust to API tweak of record_conditions.
9212 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
9213 (record_temporary_equivalences, optimize_stmt): Likewise.
9214 (eliminate_redundant_computations): Likewise.
9215 (record_equivalences_from_stmt): Likewise.
9216 * tree-ssa-scopedtables.c: Include options.h and params.h.
9217 (vuse_eq): New function, moved from tree-ssa-dom.c
9218 (build_and_record_new_cond): Likewise.
9219 (record_conditions): Likewise. Accept vector of conditions rather
9220 than edge_equivalence structure for first argument.
9221 for the first argument.
9222 (avail_exprs_stack::lookup_avail_expr): New member function, moved
9223 from tree-ssa-dom.c.
9224 (avail_exprs_stack::record_cond): Likewise.
9225 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
9226 from tree-ssa-dom.c.
9227 (avail_exprs_stack): Add new member functions lookup_avail_expr
9228 and record_cond.
9229 (record_conditions): Declare.
9231 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
9233 PR target/80017
9234 * lra-constraints.c (process_alt_operands): Increase reject for
9235 reloading an input/output operand.
9237 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9239 PR target/79038
9240 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
9241 insns to convert from signed/unsigned char/short to IEEE 128-bit
9242 floating point.
9243 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
9245 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
9247 PR target/80019
9248 * config/i386/i386.c (ix86_vector_duplicate_value): Create
9249 subreg of inner mode for values already in registers.
9251 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
9253 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
9254 iteration reg is used after the loop.
9256 2017-03-14 Martin Sebor <msebor@redhat.com>
9258 PR tree-optimization/79800
9259 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
9260 precision in negative-positive range.
9261 (format_floating): Call non-const overload with adjusted precision.
9263 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9265 PR target/79947
9266 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
9267 -mpowerpc-gfxopt.
9269 2017-03-14 Martin Sebor <msebor@redhat.com>
9271 PR middle-end/80020
9272 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
9273 * builtins.def (aligned_alloc): Use it.
9275 PR c/79936
9276 * Makefile.in (GTFILES): Add calls.c.
9277 * calls.c: Include "gt-calls.h".
9279 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
9281 PR rtl-optimization/79728
9282 * regs.h (struct target_regs): New field
9283 x_contains_allocatable_regs_of_mode.
9284 (contains_allocatable_regs_of_mode): New macro.
9285 * reginfo.c (init_reg_sets_1): Initialize it, and change
9286 contains_reg_of_mode so it includes global regs as well.
9287 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
9288 rather than contains_regs_of_mode.
9290 2017-03-14 Martin Liska <mliska@suse.cz>
9292 * doc/invoke.texi: Document options that can't be combined with
9293 -fcheck-pointer-bounds.
9295 2017-03-14 Martin Liska <mliska@suse.cz>
9297 PR middle-end/79831
9298 * doc/invoke.texi (-Wchkp): Document the option.
9300 2017-03-14 Martin Liska <mliska@suse.cz>
9302 * Makefile.in: Install gcov-dump.
9304 2017-03-14 Martin Liska <mliska@suse.cz>
9306 * multiple_target.c (expand_target_clones): Bail out for
9307 an invalid attribute.
9309 2017-03-14 Richard Biener <rguenther@suse.de>
9311 * alias.c (struct alias_set_entry): Pack properly.
9312 * cfgloop.h (struct loop): Likewise.
9313 * cse.c (struct set): Likewise.
9314 * ipa-utils.c (struct searchc_env): Likewise.
9315 * loop-invariant.c (struct invariant): Likewise.
9316 * lra-remat.c (struct cand): Likewise.
9317 * recog.c (struct change_t): Likewise.
9318 * rtl.h (struct address_info): Likewise.
9319 * symbol-summary.h (function_summary): Likewise.
9320 * tree-loop-distribution.c (struct partition): Likewise.
9321 * tree-object-size.c (struct object_size_info): Likewise.
9322 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
9323 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
9324 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
9325 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
9326 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
9327 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
9328 (struct _stmt_vec_info): Likewise.
9330 2017-03-14 Martin Liska <mliska@suse.cz>
9332 PR target/79892
9333 * multiple_target.c (create_dispatcher_calls): Check that
9334 a target can create a function dispatcher.
9336 2017-03-14 Martin Liska <mliska@suse.cz>
9338 PR lto/66295
9339 * multiple_target.c (expand_target_clones): Drop local.local
9340 flag for default implementation.
9342 2017-03-14 Richard Biener <rguenther@suse.de>
9344 PR tree-optimization/80030
9345 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
9347 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
9349 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
9350 gcc_fallthrough() instead of __attribute__((fallthrough));
9352 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
9354 * doc/gcc.texi: Remove "up" link to (DIR).
9355 * doc/gccint.texi: Ditto.
9357 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
9359 * doc/install.texi (Specific) <avr>: Remove reference to
9360 binutils 2.13.
9362 2017-03-13 Jeff Law <law@redhat.com>
9364 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
9365 attribute rather than comments.
9367 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
9368 match_scratch operand is highest.
9370 2017-03-13 Martin Liska <mliska@suse.cz>
9372 PR middle-end/78339
9373 * ipa-pure-const.c (warn_function_noreturn): If the declarations
9374 is a CHKP clone, use original declaration.
9376 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9378 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
9379 (arc_conditional_register_usage): Use a different allocation order
9380 when optimizing for size.
9381 * common/config/arc/arc-common.c (arc_option_optimization_table):
9382 Section anchors default on when optimizing for size.
9384 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9386 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
9388 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9390 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
9391 * config/arc/arc.md (cpu_facility): Add cd variant.
9392 (*movqi_insn): Add code density variant.
9393 (*movhi_insn): Likewise.
9394 (*movqi_insn): Likewise.
9395 (*addsi3_mixed): Likewise.
9396 (subsi3_insn): Likewise.
9398 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9400 * config/arc/arc.md (movsi_cond_exec): Update constraint.
9402 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9404 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
9405 expressions with MINUS and UNARY ops.
9407 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9409 PR target/79911
9410 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
9411 Rename to...
9412 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
9413 between vec_select and vector argument.
9414 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
9415 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
9416 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
9417 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
9418 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
9419 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
9421 2017-03-13 Richard Biener <rguenther@suse.de>
9423 PR other/79991
9424 * params.def (vect-max-peeling-for-alignment): Fix typo.
9426 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9428 * doc/install.texi (Specific) <mips-*-*>: Remove description of
9429 issue that only occurred with binutils below 2.18.
9431 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9433 * doc/install.texi (Specific) <cris-axis-elf>: No longer
9434 refer to binutils 2.11/2.12 minimum.
9436 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9438 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
9439 ftp.kernel.org and simplify binutils requirement.
9441 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
9443 * doc/invoke.texi (Warning Options): Fix spelling of link-time
9444 optimization.
9445 (Optimize Options): Ditto. Also remove redundancy.
9447 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9449 PR translation/79848
9450 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
9451 "%qs".
9452 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
9453 to G_ to avoid double translation.
9455 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9457 PR translation/79923
9458 * auto-profile.c (get_combined_location): Convert leading
9459 character of diagnostics to lower case and remove trailing period.
9460 (read_profile): Likewise for various diagnostics.
9461 * config/arm/arm.c (arm_option_override): Remove trailing period
9462 from various diagnostics.
9463 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
9464 (msp430_expand_delay_cycles): Likewise.
9466 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9468 PR target/79925
9469 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
9470 full command-line argument, rather than just "str".
9471 (aarch64_validate_march): Likewise.
9472 (aarch64_validate_mtune): Likewise.
9474 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
9476 PR rtl-optimization/78911
9477 * lra-assigns.c (must_not_spill_p): New function.
9478 (spill_for): Use it.
9480 2017-03-10 Jakub Jelinek <jakub@redhat.com>
9482 PR tree-optimization/79981
9483 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
9484 ATOMIC_COMPARE_EXCHANGE ifn result.
9485 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
9486 IFN_ATOMIC_COMPARE_EXCHANGE.
9488 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9490 PR driver/79875
9491 * opts.c (parse_sanitizer_options): Add missing question mark to
9492 "did you mean" message.
9494 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9496 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
9497 built-in.
9498 (VMULEUH_UNS): Likewise.
9499 (VMULOUB_UNS): Likewise.
9500 (VMULOUH_UNS): Likewise.
9501 * config/rs6000/rs6000.c (builtin_function_type): Remove
9502 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
9504 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9506 PR bootstrap/79952
9507 * read-rtl-function.c (function_reader::read_rtx_operand): Update
9508 x with result of extra_parsing_for_operand_code_0.
9509 (function_reader::extra_parsing_for_operand_code_0): Convert
9510 return type from void to rtx, returning x. When reading
9511 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
9512 larger size containing struct block_symbol.
9514 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
9516 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
9517 -mfloat128-hardware without -m64.
9519 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
9521 PR target/79941
9522 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
9523 entries to the case statement that marks unsigned arguments to
9524 overloaded functions.
9526 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
9528 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
9529 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
9531 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
9533 PR target/79907
9534 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
9535 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
9537 2017-03-10 Martin Liska <mliska@suse.cz>
9539 PR target/65705
9540 PR target/69804
9541 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
9542 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
9543 FIELD != NULL.
9545 2017-03-10 Olivier Hainque <hainque@adacore.com>
9547 * tree-switch-conversion (array_value_type): Start by resetting
9548 candidate type to it's main variant.
9550 2017-03-10 Jakub Jelinek <jakub@redhat.com>
9552 PR rtl-optimization/79909
9553 * combine.c (try_combine): Use simplify_replace_rtx on individual
9554 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
9555 of the whole CALL_INSN_FUNCTION_USAGE.
9557 PR tree-optimization/79972
9558 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
9559 get_range_info on SSA_NAMEs. Formatting fixes.
9561 2017-03-10 Richard Biener <rguenther@suse.de>
9562 Jakub Jelinek <jakub@redhat.com>
9564 PR tree-optimization/77975
9565 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
9566 edge to be constant.
9567 (get_val_for): For constant x return it. Formatting fix.
9568 (loop_niter_by_eval): Avoid pointless looping if the next iteration
9569 would use the same bases as the current one.
9571 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9573 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
9574 instead of vec_select for V1TImode.
9575 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
9576 longer needed.
9577 (VSX_LE_128): Add V1TI to this mode iterator.
9578 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
9579 (*vsx_le_perm_store_<mode>): Likewise.
9580 (pre-reload splitter for VSX stores): Likewise.
9581 (post-reload splitter for VSX stores): Likewise.
9582 (*vsx_xxpermdi2_le_<mode>): Likewise.
9583 (*vsx_lxvd2x2_le_<mode>): Likewise.
9584 (*vsx_stxvd2x2_le_<mode>): Likewise.
9586 2017-03-09 Michael Eager <eager@eagercon.com>
9588 Correct failures with --enable-checking=yes,rtl.
9590 * config/microblaze/microblaze.c (microblaze_expand_shift):
9591 Replace GET_CODE test with CONST_INT_P and INTVAL test with
9592 test for const0_rtx.
9593 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
9594 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
9596 2017-03-09 Richard Biener <rguenther@suse.de>
9598 PR tree-optimization/79977
9599 * graphite-scop-detection.c (scop_detection::merge_sese):
9600 Handle the case of extra exits to blocks dominating the entry.
9602 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
9604 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
9605 Document rdynamic.
9607 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
9609 PR rtl-optimization/79949
9610 * lra-constraints.c (process_alt_operands): Check memory when
9611 trying to predict a cycle. Print about the overall increase.
9613 2017-03-09 Richard Biener <rguenther@suse.de>
9615 PR middle-end/79971
9616 * gimple-expr.c (useless_type_conversion_p): Preserve
9617 TYPE_SATURATING for fixed-point types.
9619 2017-03-09 Richard Biener <rguenther@suse.de>
9621 PR ipa/79970
9622 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
9623 alignment of BLKmode params.
9625 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9627 PR target/79913
9628 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
9629 (VALL_NO_V2Q): Likewise.
9630 (VDQF_DF): Delete.
9631 * config/aarch64/aarch64-simd.md
9632 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
9633 iterator.
9634 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
9635 VALL_NO_V2Q mode iterator.
9636 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
9638 2017-03-09 Martin Liska <mliska@suse.cz>
9640 PR tree-optimization/79631
9641 * tree-chkp-opt.c (chkp_is_constant_addr): Call
9642 tree_int_cst_sign_bit just for INTEGER constants.
9644 2017-03-09 Martin Liska <mliska@suse.cz>
9646 PR target/65705
9647 PR target/69804
9648 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
9649 sanitizers.
9651 2017-03-09 Marek Polacek <polacek@redhat.com>
9653 PR c++/79672
9654 * tree.c (inchash::add_expr): Handle TREE_VEC.
9656 2017-03-09 Martin Liska <mliska@suse.cz>
9658 PR ipa/79764
9659 (chkp_narrow_size_and_offset): New function.
9660 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
9661 (void chkp_parse_bit_field_ref): New function.
9662 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
9663 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
9665 2017-03-09 Martin Liska <mliska@suse.cz>
9667 PR ipa/79761
9668 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
9669 (chkp_find_bounds_1): Remove gcc_unreachable.
9671 2017-03-09 Jakub Jelinek <jakub@redhat.com>
9673 PR sanitizer/79944
9674 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
9675 BUILT_IN_SYNC*, determine the access type from the size suffix and
9676 always build a MEM_REF with that type. Handle forgotten
9677 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
9679 PR target/79932
9680 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
9681 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
9682 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
9683 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
9684 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
9685 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
9686 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
9687 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
9688 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
9689 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
9690 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
9691 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
9692 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
9693 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
9694 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
9695 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
9696 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
9697 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
9698 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
9699 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
9700 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
9701 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
9702 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
9703 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
9704 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
9705 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
9706 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
9707 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
9708 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
9709 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
9710 definitions outside of __OPTIMIZE__ guarded section.
9712 PR target/79932
9713 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
9714 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
9715 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
9716 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
9717 guarded section.
9719 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9721 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
9722 ("vfenez<mode>"): Add missing constraints.
9724 2017-03-08 Martin Sebor <msebor@redhat.com>
9726 PR target/79928
9727 * config/nds32/nds32.c (nds32_option_override):
9728 Fix misspelled diagnostic.
9730 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9732 PR c/79940
9733 * gimplify.c (gimplify_omp_for): Replace index var in outer
9734 taskloop statement with an artificial variable and add
9735 OMP_CLAUSE_PRIVATE clause for it.
9737 2017-03-08 Richard Biener <rguenther@suse.de>
9739 PR tree-optimization/79955
9740 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
9741 for accesses that are completely outside of the variable.
9743 2017-03-08 Andrew Haley <aph@redhat.com>
9745 PR tree-optimization/79943
9746 * tree-ssa-loop-split.c (compute_new_first_bound): When
9747 calculating the new upper bound, (END-BEG) should be added, not
9748 subtracted.
9750 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9752 * config/avr/avr.md (setmemhi): Make sure match_dup
9753 operand number comes before match_scratch.
9755 2017-03-08 Richard Biener <rguenther@suse.de>
9757 PR tree-optimization/79920
9758 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
9759 with ncopies == 1 to ...
9760 (vect_transform_slp_perm_load): ... here. Properly compute
9761 all element loads by iterating VF times over the group. Do
9762 not handle ncopies (computed in a broken way) in
9763 vect_create_mask_and_perm.
9765 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9767 PR sanitizer/79904
9768 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
9769 is a uniform vector, use uniform_vector_p return value instead of
9770 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
9772 2017-03-07 Marek Polacek <polacek@redhat.com>
9774 PR middle-end/79809
9775 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
9776 (alloca_call_type): Likewise.
9778 2017-03-07 Martin Liska <mliska@suse.cz>
9780 * gcov.c (process_args): Put comment to correct location.
9782 2017-03-07 Martin Liska <mliska@suse.cz>
9784 PR middle-end/68270
9785 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
9786 Use array_at_struct_end_p instead of DECL_CHAIN (field).
9787 (chkp_narrow_bounds_for_field): Likewise.
9788 (chkp_parse_array_and_component_ref): Pass one more argument to
9789 call.
9791 2017-03-07 Richard Biener <rguenther@suse.de>
9793 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
9794 preheaders.
9796 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
9798 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
9799 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
9801 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9803 PR c/79855
9804 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
9805 to end of description.
9806 (PARAM_MAX_STORES_TO_MERGE): Likewise.
9808 2017-03-07 Jakub Jelinek <jakub@redhat.com>
9810 PR rtl-optimization/79901
9811 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
9812 ...
9813 (*avx512f_<code><mode>3<mask_name>): ... this.
9814 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
9815 iterator instead of VI8_AVX2_AVX512BW.
9817 PR rtl-optimization/79901
9818 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
9819 min/max expander, expand it using expand_vec_cond_expr.
9821 PR sanitizer/79897
9822 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
9823 temporary.
9825 2017-03-06 Jakub Jelinek <jakub@redhat.com>
9827 PR c++/79821
9828 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
9829 to void * for PCH reasons.
9830 * dwarf2out.c (output_loc_operands, output_die): Cast
9831 v.val_vec.array to unsigned char *.
9833 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
9835 PR target/77850
9836 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
9837 vector types.
9839 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
9841 PR rtl-optimization/79571
9842 * lra-constraints.c (process_alt_operands): Calculate static
9843 reject and subtract it from overall when only addresses will be
9844 reloaded.
9846 2017-03-06 Julia Koval <julia.koval@intel.com>
9848 PR target/79793
9849 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
9850 incoming stack boundary to 128 for 64-bit targets.
9852 2017-03-06 Richard Biener <rguenther@suse.de>
9854 PR tree-optimization/79894
9855 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
9856 to NULL after folding it.
9858 2017-03-06 Richard Biener <rguenther@suse.de>
9860 PR tree-optimization/79824
9861 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
9862 check disabling peeling for gaps.
9864 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
9866 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
9867 attributes): Document gettimeofday.
9869 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
9871 * config/s390/s390.c (s390_option_override_internal): Set
9872 PARAM_MIN_VECT_LOOP_BOUND
9874 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
9876 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
9877 * config/s390/s390.md: Likewise.
9879 2017-03-06 Jakub Jelinek <jakub@redhat.com>
9881 PR target/79812
9882 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
9883 (<avx2_avx512>_perm<mode>): Rename to ...
9884 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
9885 of VI8F_256_512.
9886 (<avx512>_perm<mode>_mask): Rename to ...
9887 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
9888 of VI8F_256_512.
9889 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
9890 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
9891 instead of VI8F_256_512.
9892 (avx512f_perm<mode>): New define_expand.
9893 (avx512f_perm<mode>_mask): Likewise.
9894 (avx512f_perm<mode>_1<mask_name>): New define_insn.
9895 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
9897 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9899 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
9900 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
9901 if_then_else.
9902 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
9904 2017-03-06 Martin Liska <mliska@suse.cz>
9906 PR sanitize/79783
9907 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
9908 when having a SSA NAME w/o VAR_DECL assigned to it.
9910 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9912 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
9913 msa_dpsub_<su>_d): Fix MODE for vec_select.
9915 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9917 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
9918 argument.
9919 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
9921 2017-03-06 Richard Biener <rguenther@suse.de>
9923 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
9924 * plugin.c (register_plugin_info): Likewise.
9925 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
9927 2017-03-05 Jakub Jelinek <jakub@redhat.com>
9929 * config/i386/sse.md (sse_storehps, sse_storelps,
9930 avx_<castmode><avxsizesuffix>_<castmode>,
9931 avx512f_<castmode><avxsizesuffix>_<castmode>,
9932 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
9933 in condition that at least one operand is not a MEM.
9935 2017-03-03 Jakub Jelinek <jakub@redhat.com>
9937 PR middle-end/79805
9938 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
9939 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
9940 ECF_NOTHROW.
9941 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
9942 gimple_call_nothrow_p flag based on whether original builtin can throw.
9943 If it can, emit following stmts on the fallthrough edge.
9944 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
9945 don't create new bb if inserting just debug stmts on the edge, try to
9946 insert them on the fallthru bb or just reset debug stmts.
9948 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
9950 PR target/43763
9951 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
9952 restore recog_data (including the operand rtxes inside it) around
9953 the call to get_insn_template.
9955 2017-03-03 Martin Sebor <msebor@redhat.com>
9957 PR tree-optimization/79699
9958 * context.c (context::~context): Free MPFR caches to avoid
9959 a memory leak on program exit.
9961 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9963 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
9964 Use wide_int::ulow () instead of .elt (0).
9966 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
9968 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
9969 (*pushxf): Limit oF constraint to 32bit targets and add oC
9970 constraint for 64bit targets.
9971 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
9972 (*pushdf): Change rmF constraint to rmC.
9974 2017-03-03 Martin Liska <mliska@suse.cz>
9976 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
9977 Remove unused variable.
9979 2017-03-03 Jakub Jelinek <jakub@redhat.com>
9981 PR target/79807
9982 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
9983 is a memory operand, increase num_memory.
9984 (ix86_expand_args_builtin): Likewise.
9986 2017-03-03 Jan Hubicka <jh@suse.cz>
9988 PR lto/79760
9989 * ipa-devirt.c (maybe_record_node): Properly handle
9990 __cxa_pure_virtual visibility.
9992 2017-03-03 Martin Liska <mliska@suse.cz>
9994 PR tree-optimization/79803
9995 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
9996 assert.
9997 (pass_loop_prefetch::execute): Disabled optimization if an
9998 assumption about L1 cache size is not met.
10000 2017-03-03 Martin Liska <mliska@suse.cz>
10002 PR rtl-optimization/79574
10003 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
10004 (hash_scan_set): Likewise.
10005 (dump_hash_table): Likewise.
10006 (hoist_code): Likewise.
10008 2017-03-03 Richard Biener <rguenther@suse.de>
10010 * fixed-value.c (fixed_from_string): Restore use of elt (1)
10011 in place of uhigh ().
10012 (fixed_convert_from_real): Likewise.
10014 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
10016 PR target/79514
10017 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
10019 2017-03-03 Richard Biener <rguenther@suse.de>
10021 PR middle-end/79818
10022 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
10023 TYPE_OVERFLOW_UNDEFINED check.
10025 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10027 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
10028 numbers.
10029 (vector_ae_<mode>_p): Likewise.
10030 (vector_nez_<mode>_p): Likewise.
10031 (vector_ne_v2di_p): Likewise.
10032 (vector_ae_v2di_p): Likewise.
10033 (vector_ne_<mode>_p): Likewise.
10034 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
10035 numbers.
10036 (vsx_tsqrt<mode>2_fe): Likewise.
10038 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
10040 PR target/79514
10041 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
10043 2017-03-02 Jakub Jelinek <jakub@redhat.com>
10045 PR rtl-optimization/79780
10046 * cprop.c (one_cprop_pass): When second and further conditional trap
10047 in a single basic block is turned into an unconditional trap, turn it
10048 into a deleted note to avoid RTL verification failures.
10050 2017-03-02 Richard Biener <rguenther@suse.de>
10052 * fold-const.c (const_binop): Use ulow () instead of elt (0).
10054 2017-03-02 Richard Biener <rguenther@suse.de>
10056 PR tree-optimization/79345
10057 PR c++/42000
10058 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
10059 param and abort the walk, returning -1 if it is hit.
10060 (walk_aliased_vdefs): Take a limit param and pass it on.
10061 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
10062 defaulting to 0 and return a signed int.
10063 * tree-ssa-uninit.c (struct check_defs_data): New struct.
10064 (check_defs): New helper.
10065 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
10066 about uninitialized memory.
10067 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
10068 bogus uninitialized warning.
10069 (fixed_convert_from_real): Likewise.
10071 2017-03-02 Bin Cheng <bin.cheng@arm.com>
10073 PR tree-optimization/66768
10074 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
10075 iv_use if base object can't be determined.
10077 2017-03-02 Jakub Jelinek <jakub@redhat.com>
10079 PR tree-optimization/79345
10080 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
10081 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
10082 (get_pattern_stats): Initialize it.
10083 * genemit.c (gen_expand): Verify match_scratch numbers come after
10084 match_operand/match_dup numbers.
10085 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
10086 match_scratch numbers.
10087 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
10088 Likewise.
10089 * config/s390/s390.md (trunctdsd2): Likewise.
10091 2017-03-02 Richard Biener <rguenther@suse.de>
10093 * wide-int.h (wide_int_storage::operator=): Implement in terms
10094 of wi::copy.
10096 2017-03-02 Richard Biener <rguenther@suse.de>
10098 PR tree-optimization/79777
10099 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
10100 the to insert expression to sth existing.
10102 2017-03-01 Martin Sebor <msebor@redhat.com>
10104 PR middle-end/79692
10105 * gimple-ssa-sprintf.c
10106 (directive::known_width_and_precision): New function.
10107 (format_integer): Use it.
10108 (get_mpfr_format_length): Consider the full range of precision
10109 when computing %g output with the # flag. Set the likely byte
10110 count to 3 rather than 1 when precision is indeterminate.
10111 (format_floating): Correct the lower bound of precision.
10113 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10115 * doc/invoke.texi: Document default code model for 64-bit Linux.
10117 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10119 PR target/79752
10120 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
10121 udiv rather than div since input pattern is unsigned.
10123 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
10125 * config/i386/i386.c (print_reg): Warn for values of
10126 unsupported size in integer register.
10128 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10130 PR target/79439
10131 * config/rs6000/predicates.md (current_file_function_operand): Do
10132 not allow self calls to be local if the function is replaceable.
10134 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10136 PR target/79395
10137 * config/rs6000/altivec.h (vec_ctz and others): Change the
10138 preprocessor macro that controls conditional compilation from
10139 _ARCH_PWR9 to __POWER9_VECTOR__.
10140 (vec_all_ne): Change parameterization of __altivec_scalar_pred
10141 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
10142 control (instead of _ARCH_PWR9 control) so that template
10143 definition uses power9-specific function.
10144 (vec_any_eq): Likewise.
10145 (vec_all_ne): Change macro definition to use a power9-specific
10146 expansion under #ifdef __POWER9_VECTOR__ control (instead of
10147 _ARCH_PWR9 control).
10148 (vec_any_eq) Likewise.
10149 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
10150 expansion for CMPNEF to remove support for xvcmpnesp instruction.
10151 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
10152 support for xvcmpnedp instruction.
10153 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
10154 macro expansion so that Power9 implementation of vec_all_ne does
10155 not use the AltiVec predicate framework.
10156 (VCMPNEH_P): Likewise.
10157 (VCMPNEW_P): Likewise.
10158 (VCMPNED_P): Likewise.
10159 (VCMPNEFP_P): Likewise.
10160 (VCMPNEDP_P): Likewise.
10161 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
10162 implementation of vec_any_eq to not use AltiVec predicate
10163 framework.
10164 (VCMPAEH_P): Likewise.
10165 (VCMPAEW_P): Likewise.
10166 (VCMPAED_P): Likewise.
10167 (VCMPAEFP_P): Likewise.
10168 (VCMPAEDP_P): Likewise.
10169 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
10170 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
10171 not use the AltiVec predicate framework.
10172 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
10173 of vec_any_eq to not use AltiVec predicate framework.
10174 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
10175 support for predefined __POWER9_VECTOR__ macro to indicate that
10176 Power9 instruction selection is enabled.
10177 (altivec_overloaded_builtins): Remove extraneous
10178 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
10179 function argument types RS6000_BTI_bool_V16QI and
10180 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
10181 entry for overloaded function argument types RS6000_BTI_bool_V4SI
10182 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
10183 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
10184 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
10185 Power9 for implementations of vec_cmpne. Change the signature for
10186 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
10187 (representing vec_all_ne) to remove the previously described first
10188 argument of type RS6000_BTI_INTSI, as this was an artifact of
10189 reliance on the AltiVec predicate framework, which is no longer
10190 used in the implementation of these functions. Add
10191 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
10192 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
10193 since, unlike the AltiVec predicate framework implementation, we
10194 do not share function descriptors between vec_alle and vec_anyeq.
10195 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
10196 set of modes that receive special treatment even when
10197 TARGET_P9_VECTOR is true. The special treatment emits code that
10198 does not depend on Power9 instructions.
10199 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
10200 define_expand to not rely on AltiVec predicate framework.
10201 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
10202 function.
10203 (vector_ne_v2di_p): Change this define_expand to not rely on
10204 AltiVec predicate framework.
10205 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
10206 function.
10207 (vector_ne_<mode>_p): Change this define_expand to not rely on
10208 AltiVec predicate framework.
10209 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
10210 function.
10211 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
10212 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
10213 define_insn pattern.
10214 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
10215 define_insn pattern because the xvcmpne<VSs>. instruction is not
10216 supported.
10217 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
10218 instruction is not supported.
10220 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10222 * config/nvptx/nvptx.c: Include intl.h.
10224 2017-03-01 Martin Jambor <mjambor@suse.cz>
10226 PR lto/78140
10227 * ipa-prop.h (ipa_bits): Removed field known.
10228 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
10229 to pointers. Adjusted their comments to warn about their sharing.
10230 (ipcp_transformation_summary): Change bits to a vector of pointers.
10231 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
10232 (ipa_get_ipa_bits_for_value): Declare.
10233 * tree-vrp.h (value_range): Mark as GTY((for_user)).
10234 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
10235 (ipa_bits_hash_table): Likewise.
10236 (ipa_vr_ggc_hash_traits): Likewise.
10237 (ipa_vr_hash_table): Likewise.
10238 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
10239 being pointers and vr_known being removed.
10240 (ipa_set_jf_unknown): Likewise.
10241 (ipa_get_ipa_bits_for_value): New function.
10242 (ipa_set_jfunc_bits): Likewise.
10243 (ipa_get_value_range): New overloaded functions.
10244 (ipa_set_jfunc_vr): Likewise.
10245 (ipa_compute_jump_functions_for_edge): Use the above functions to
10246 construct bits and vr parts of jump functions.
10247 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
10248 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
10249 exist.
10250 (ipcp_grow_transformations_if_necessary): Also allocate
10251 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
10252 exist.
10253 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
10254 them. Fix too long lines.
10255 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
10256 vr_known being removed.
10257 (ipa_read_jump_function): Use new setter functions to construct bits
10258 and vr parts of jump functions or set them to NULL.
10259 (write_ipcp_transformation_info): Adjust for bits being pointers.
10260 (read_ipcp_transformation_info): Likewise.
10261 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
10262 space.
10263 Include gt-ipa-prop.h.
10264 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
10265 being pointers.
10266 (ipcp_store_bits_results): Likewise.
10267 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
10268 Do not write to existing jump functions but use a temporary instead.
10270 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10272 PR c++/79681
10273 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
10274 attempt to use its first operand as BIT_FIELD_REF base.
10276 2017-03-01 Richard Biener <rguenther@suse.de>
10278 PR middle-end/79721
10279 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
10280 interpolating formula in wrapping arithmetic.
10281 (chrec_apply): Convert chrec_evaluate return value to wanted type.
10283 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10285 PR tree-optimization/79734
10286 * tree-vect-generic.c (expand_vector_condition): Optimize
10287 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
10288 Handle VEC_COND_EXPR where comparison has different inner width from
10289 type's inner width.
10291 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
10293 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
10294 markup, and similar issues. Remove @opindex entries for things
10295 that aren't options. Add missing -mmpy-option entries.
10297 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10299 PR tree-optimization/79737
10300 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
10301 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
10302 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
10303 instead of byte_size. Formatting fix.
10304 (shift_bytes_in_array_right): Formatting fix.
10306 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
10308 PR target/79749
10309 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
10310 condition on optimize for the leaf function test.
10312 2017-02-28 Martin Liska <mliska@suse.cz>
10314 PR lto/79625
10315 * read-rtl-function.c (function_reader::handle_unknown_directive):
10316 Bail out when one uses -flto.
10318 2017-02-28 Martin Liska <mliska@suse.cz>
10320 * common.opt: Replace space with tabular for options of <number>
10321 type.
10322 * config/i386/i386.opt: Show <number> value for
10323 -mlarge-data-threshold.
10324 * opts.c (print_filtered_help): Do not display number in hexadecimal
10325 format.
10327 2017-02-28 Martin Liska <mliska@suse.cz>
10329 * common.opt: Fix --help=option -Q for options which are of
10330 an enum type.
10332 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
10334 * config/i386/i386.c (print_reg): Error out for values
10335 of 8-bit size in invalid integer register.
10337 2017-02-28 Martin Sebor <msebor@redhat.com>
10339 PR tree-optimization/79691
10340 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
10342 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10344 PR target/79729
10345 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
10346 gcc_unreachable with output_operand_lossage.
10348 2017-02-28 Richard Biener <rguenther@suse.de>
10350 PR tree-optimization/79740
10351 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
10352 inserts.
10353 (visit_nary_op): Insert the nary into the hashtable if we
10354 pattern-matched sth.
10355 * tree-ssa-pre.c (eliminate_insert): Robustify.
10357 2017-02-28 Richard Biener <rguenther@suse.de>
10359 PR middle-end/79731
10360 * fold-const.c (decode_field_reference): Reject out-of-bound
10361 accesses.
10363 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10365 * config/i386/i386.c: Include intl.h.
10366 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
10367 instead of just cond ? "..." : "...".
10368 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
10369 * coverage.c (read_counts_file): Likewise.
10370 * omp-offload.c: Include intl.h.
10371 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
10372 of just cond ? "..." : "...".
10373 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
10374 of just cond ? "..." : "...".
10376 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
10378 PR target/79742
10379 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
10380 entry, if present.
10381 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
10382 'tune for' CPU name.
10383 * config/arm/arm-cpu-data.h: Regenerated.
10385 2017-02-28 Richard Biener <rguenther@suse.de>
10387 PR tree-optimization/79732
10388 * tree-inline.c (expand_call_inline): Do not shadow var.
10390 2017-02-28 Richard Biener <rguenther@suse.de>
10392 PR tree-optimization/79723
10393 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
10394 address-space properly.
10396 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
10398 * doc/optinfo.texi (Optimization groups): Fix option used for
10399 OPTGROUP_ALL.
10400 * doc/invoke.texi (-fopt-info): Document "omp".
10401 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
10402 (OPTGROUP_ALL): Add OPTGROUP_OMP.
10403 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
10404 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
10405 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
10407 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
10408 all users.
10409 * dumpfile.c (optgroup_options): Instead of "openmp", associate
10410 OPTGROUP_OMP with "omp".
10412 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
10414 PR target/79544
10415 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
10416 for arithmetic shift of unsigned V2DI.
10418 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
10420 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
10421 arc/linux.h headers.
10422 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
10423 (LINK_SPEC): Likewise.
10424 (ARC_TLS_EXTRA_START_SPEC): Likewise.
10425 (EXTRA_SPECS): Likewise.
10426 (STARTFILE_SPEC): Likewise.
10427 (ENDFILE_SPEC): Likewise.
10428 (LIB_SPEC): Likewise.
10429 (TARGET_SDATA_DEFAULT): Likewise.
10430 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
10431 (MULTILIB_DEFAULTS): Likewise.
10432 (DWARF2_UNWIND_INFO): Likewise.
10433 * config/arc/big.h: New file.
10434 * config/arc/elf.h: Likewise.
10435 * config/arc/linux.h: Likewise.
10436 * config/arc/t-uClibc: Remove.
10438 2017-02-27 Bin Cheng <bin.cheng@arm.com>
10440 PR tree-optimization/77536
10441 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
10442 (tree_transform_and_unroll_loop): Use above function to compute the
10443 estimated niter of unrolled loop and use it when scaling profile.
10444 Also use count info rather than frequency if it's non-zero.
10445 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
10446 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
10447 (vect_transform_loop): Call above function.
10449 2017-02-27 Richard Biener <rguenther@suse.de>
10451 PR tree-optimization/45397
10452 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
10453 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
10454 (visit_nary_op): Add pattern matching for CSEing sign-changed
10455 or truncated operations with wider ones.
10457 2017-02-27 Richard Biener <rguenther@suse.de>
10459 PR tree-optimization/79690
10460 * tree-vect-stmts.c (vectorizable_store): Use vector type
10461 built from the DR with address-space.
10463 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
10465 * doc/invoke.texi (Optimize Options): Refine the description
10466 of asan-use-after-return.
10468 2017-02-25 Alan Modra <amodra@gmail.com>
10470 PR rtl-optimization/79584
10471 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
10472 base, not ad->base_term, the reg within base. Remove assertion
10473 that ad->base == ad->base_term. Replace gen_int_mode using
10474 bogus mode with const0_rtx.
10476 2017-02-25 Jakub Jelinek <jakub@redhat.com>
10478 PR middle-end/79396
10479 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
10480 FMA_EXPR like tcc_binary or tcc_unary.
10482 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
10484 PR debug/77589
10485 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
10486 bitfield.
10487 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
10488 (output_loc_operands): Handle DW_OP_call_ref and
10489 DW_OP_GNU_variable_value.
10490 (struct variable_value_struct): New type.
10491 (struct variable_value_hasher): Likewise.
10492 (variable_value_hash): New variable.
10493 (string_types): Remove.
10494 (copy_loc_descr): New function.
10495 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
10496 (prepend_loc_descr_to_each): New function.
10497 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
10498 instead of add_loc_descr_to_each if the first argument is single
10499 location list and the second has multiple.
10500 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
10501 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
10502 when looking for variable value which doesn't have other location info.
10503 (loc_list_from_tree): Formatting fix.
10504 (gen_array_type_die): Simplify DW_AT_string_length handling.
10505 (adjust_string_types): Remove.
10506 (gen_subprogram_die): Don't call adjust_string_types nor test/set
10507 string_types. Call resolve_variable_values.
10508 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
10509 (resolve_addr_in_expr): Likewise. Add A argument.
10510 (copy_deref_exprloc): Remove deref argument. Adjust for the
10511 original expression being DW_OP_GNU_variable_value with optionally
10512 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
10513 optionally after it.
10514 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
10515 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
10516 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
10517 (variable_value_hasher::hash, variable_value_hasher::equal): New
10518 methods.
10519 (resolve_variable_value_in_expr, resolve_variable_value,
10520 resolve_variable_values, note_variable_value_in_expr,
10521 note_variable_value): New functions.
10522 (dwarf2out_early_finish): Call note_variable_value on all toplevel
10523 DIEs.
10525 2017-02-24 Jakub Jelinek <jakub@redhat.com>
10527 PR c/79677
10528 * opts.h (handle_generated_option): Add GENERATED_P argument.
10529 * opts-common.c (handle_option): Adjust function comment.
10530 (handle_generated_option): Add GENERATED_P argument, pass it to
10531 handle_option.
10532 (control_warning_option): Pass false to handle_generated_option
10533 GENERATED_P.
10534 * opts.c (maybe_default_option): Pass true to handle_generated_option
10535 GENERATED_P.
10536 * optc-gen.awk: Likewise.
10538 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10540 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
10541 a REG, look at the REG it is a SUBREG of.
10542 (splitter for cmpeqsi_t): Ditto.
10544 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10546 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
10547 the special USEs with the pattern of the insn, not the insn itself.
10549 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
10551 PR target/79473
10552 * doc/invoke.texi: Document -mload-store-pairs.
10554 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10555 Sandra Loosemore <sandra@codesourcery.com>
10557 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
10558 argument isn't a CONST_INT.
10559 (nios2_alternate_compare_const): Assert op is a CONST_INT.
10560 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
10561 (nios2_validate_compare): Bypass alternate compare logic if *op2
10562 is not a CONST_INT.
10563 (ldstwm_operation_p): Return false if first_base is not a REG or
10564 if first_offset is not a CONST_INT.
10566 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10568 * config/cris/cris.md: Use correct operand in a define_peephole2.
10570 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10572 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
10574 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10576 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
10577 this_insn if it is an INSN or JUMP_INSN.
10578 (force_offsettable): Look at base, not at addr.
10579 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
10580 on things that aren't necessarily CONST_INTs.
10582 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
10584 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
10585 -mfpmath=sse is the default also for x86-32 targets with SSE2
10586 instruction set when @option{-ffast-math} is enabled
10588 2017-02-24 Jeff Law <law@redhat.com>
10590 PR rtl-optimizatoin/79286
10591 * ira.c (update_equiv_regs): Drop may_trap_p exception to
10592 dominance test.
10594 2017-02-24 Richard Biener <rguenther@suse.de>
10596 PR tree-optimization/79389
10597 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
10598 debug insns.
10600 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
10602 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
10603 function comment to reflect reality.
10604 (loop_exits_before_overflow): Fix typo in function description.
10606 2017-02-24 Richard Biener <rguenther@suse.de>
10608 PR tree-optimization/79389
10609 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
10610 properly that a threading opportunity exists. Detect conditional
10611 copy/constant propagation opportunities.
10613 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
10615 * config/visium/visium.md (type): Add trap.
10616 (b): New mode attribute.
10617 (*btst): Rename into...
10618 (*btst<mode>): ...this and adjust.
10619 (*cbranchsi4_btst_insn): Rename into...
10620 (*cbranch<mode>4_btst_insn): ...this and adjust.
10621 (trap): New define_insn.
10623 2017-02-23 Jakub Jelinek <jakub@redhat.com>
10625 PR tree-optimization/79389
10626 * ifcvt.c (struct noce_if_info): Add rev_cond field.
10627 (noce_reversed_cond_code): New function.
10628 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
10629 reversed_comparison_code. Formatting fix.
10630 (noce_try_store_flag): Test rev_cond != NULL in addition to
10631 reversed_comparison_code.
10632 (noce_try_store_flag_constants): Likewise.
10633 (noce_try_store_flag_mask): Likewise.
10634 (noce_try_addcc): Use rev_cond if non-NULL instead of
10635 reversed_comparison_code.
10636 (noce_try_cmove_arith): Likewise. Formatting fixes.
10637 (noce_try_minmax, noce_try_abs): Clear rev_cond.
10638 (noce_find_if_block): Initialize rev_cond.
10639 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
10640 instead of false as last argument never attempt to reverse it
10641 afterwards.
10643 2017-02-23 Bin Cheng <bin.cheng@arm.com>
10645 PR tree-optimization/79663
10646 * tree-predcom.c (combine_chains): Process refs in reverse order
10647 only for ZERO length chains, and add explaining comment.
10649 2017-02-23 Jeff Law <law@redhat.com>
10651 PR tree-optimization/79578
10652 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
10653 in call to operand_equal_p.
10655 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
10657 PR target/71017
10658 * config/i386/cpuid.h: Fix another undefined behavior.
10660 2017-02-23 Richard Biener <rguenther@suse.de>
10662 PR tree-optimization/79683
10663 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
10664 vector types for data-refs.
10666 2017-02-23 Martin Liska <mliska@suse.cz>
10668 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
10670 2017-02-23 Jakub Jelinek <jakub@redhat.com>
10672 PR middle-end/79665
10673 * internal-fn.c (get_range_pos_neg): Moved to ...
10674 * tree.c (get_range_pos_neg): ... here. No longer static.
10675 * tree.h (get_range_pos_neg): New prototype.
10676 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
10677 are known to be in between 0 and signed maximum inclusive, try to
10678 expand both unsigned and signed divmod and use the cheaper one from
10679 those.
10681 2017-02-22 Jeff Law <law@redhat.com>
10683 PR tree-optimization/79578
10684 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
10685 to compare base operands.
10687 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
10689 PR target/79211
10690 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
10691 gpc_reg_operand instead of fpr_reg_operand.
10693 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
10695 * config/mips/mips.c (mips_return_in_memory): Force FP
10696 vector types to be returned in memory for o32 ABI.
10698 2017-02-22 Jakub Jelinek <jakub@redhat.com>
10700 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
10701 instead of DW_TAG_member for static data member declarations and don't
10702 set no_linkage_name for static inline data members.
10703 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
10704 to DW_TAG_member.
10706 2017-02-22 Martin Liska <mliska@suse.cz>
10708 * doc/invoke.texi: Replace inequality signs with square brackets
10709 for -Wnormalized.
10711 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10713 PR tree-optimization/68644
10714 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
10716 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
10718 PR target/78660
10719 * lra-constraints.c (simplify_operand_subreg): Handle
10720 WORD_REGISTER_OPERATIONS targets.
10722 2017-02-22 Jakub Jelinek <jakub@redhat.com>
10724 PR target/70465
10725 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
10726 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
10727 elimination by swapping fld*.
10729 2017-02-22 Richard Biener <rguenther@suse.de>
10731 PR tree-optimization/79673
10732 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
10733 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
10734 irrelevant address-space qualifiers and avoiding a
10735 ADDR_SPACE_CONVERT_EXPR from fold_convert.
10737 2017-02-22 Richard Biener <rguenther@suse.de>
10739 PR tree-optimization/79666
10740 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
10741 to not symbolically negate if that may introduce undefined
10742 overflow.
10744 2017-02-22 Martin Liska <mliska@suse.cz>
10746 PR lto/79587
10747 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
10748 * data-streamer-out.c (streamer_write_gcov_count_stream):
10749 Likewise.
10750 * value-prof.c (stream_out_histogram_value): Make assert more
10751 precise based on type of counter.
10753 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
10755 PR target/79593
10756 * config/i386/i386.md (standard_x87sse_constant_load splitter):
10757 Use nonimmediate_operand instead of memory_operand for operand 1.
10758 (float-extend standard_x87sse_constant_load splitter): Ditto.
10760 2017-02-21 Jeff Law <law@redhat.com>
10762 PR tree-optimization/79621
10763 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
10764 blocks with edges to themselves.
10766 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10768 PR target/79633
10769 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
10770 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
10771 Use gimple_call_builtin_p.
10773 PR target/79570
10774 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
10775 on temporarily removed DEBUG_INSNs.
10777 PR tree-optimization/79649
10778 * tree-loop-distribution.c (classify_partition): Give up on
10779 non-generic address space loads/stores.
10781 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
10783 * doc/loop.texi (Loop manipulation): Remove nonexistent
10784 tree_ssa_loop_version from the documentation.
10785 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
10787 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10789 PR target/79494
10790 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
10791 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
10792 * config/rs6000/rs6000.c: Include except.h.
10793 (rs6000_expand_split_stack_prologue): Call
10794 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
10796 2017-02-21 Martin Jambor <mjambor@suse.cz>
10798 PR lto/79579
10799 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
10800 have been analyzed.
10802 2017-02-21 Martin Jambor <mjambor@suse.cz>
10804 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
10805 for backward compatibility only.
10806 * doc/invoke.texi (Option Summary): Remove all references to
10807 -fipa-cp-alignment.
10809 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
10811 PR target/78660
10812 Revert:
10813 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10815 * lra-constraints.c (curr_insn_transform): Handle
10816 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10818 2017-02-21 Martin Liska <mliska@suse.cz>
10820 * config/i386/i386.opt: Replace -masm-dialect with -masm.
10822 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
10824 PR translation/79638
10825 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
10827 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
10829 PR ada/67205
10830 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
10831 (arm_function_ok_for_sibcall): Return false for an indirect call by
10832 descriptor if all the argument registers are used.
10833 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
10834 alignment of the function.
10836 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10838 PR tree-optimization/61441
10839 * simplify-rtx.c (simplify_const_unary_operation): For
10840 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
10841 the sNaN unmodified.
10843 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10845 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
10846 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
10847 instead of SYSTEM_HEADER_DIR.
10849 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
10850 Martin Liška <mliska@suse.cz>
10852 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
10853 Fix typos and grammar, use active voice, and clarify.
10855 2017-02-20 Marek Polacek <polacek@redhat.com>
10857 PR middle-end/79537
10858 * gimplify.c (gimplify_expr): Handle unused *&&L;.
10860 PR sanitizer/79558
10861 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
10863 2017-02-20 Jakub Jelinek <jakub@redhat.com>
10865 PR target/79568
10866 * config/i386/i386.c (ix86_expand_builtin): Handle
10867 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
10868 ix86_builtins_isa[fcode].isa as a requirement of those
10869 flags and any other flag in the bitmask.
10870 (ix86_init_mmx_sse_builtins): Use 0 instead of
10871 ~OPTION_MASK_ISA_64BIT as mask.
10872 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
10873 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
10874 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
10875 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
10877 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10879 PR target/78012
10880 * lra-constraints.c (split_reg): Check requested split mode
10881 is supported by the register.
10883 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10885 * lra-constraints.c (simplify_operand_subreg): Remove early
10886 return false.
10888 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10890 PR target/78660
10891 * lra-constraints.c (curr_insn_transform): Tighten condition
10892 for converting SUBREG reloads from OP_OUT to OP_INOUT.
10894 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10896 PR target/78660
10897 * lra-constraints.c (curr_insn_transform): Handle
10898 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10900 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
10902 Revert:
10903 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10905 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10907 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
10909 PR c++/69523
10910 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
10911 description.
10913 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10915 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
10916 for FMA_EXPR.
10918 2017-02-18 Jakub Jelinek <jakub@redhat.com>
10920 * final.c (last_columnnum, override_columnnum): New variables.
10921 (final_start_function): Set last_columnnum, pass it to begin_prologue
10922 hook and pass 0 to dwarf2out_begin_prologue.
10923 (final_scan_insn): Update override_columnnum. Pass last_columnnum
10924 to source_line debug hook.
10925 (notice_source_line): Compute last_columnnum and for debug_column_info
10926 return true on column changes.
10927 * debug.h (struct gcc_debug_hooks): Add column argument to
10928 source_line and begin_prologue hooks.
10929 (debug_nothing_int_charstar_int_bool): Remove prototype.
10930 (debug_nothing_int_int_charstar,
10931 debug_nothing_int_int_charstar_int_bool): New prototypes.
10932 (dwarf2out_begin_prologue): Add column argument.
10933 * debug.c (do_nothing_debug_hooks): Adjust source_line and
10934 begin_prologue hooks.
10935 (debug_nothing_int_charstar_int_bool): Remove.
10936 (debug_nothing_int_int_charstar,
10937 debug_nothing_int_int_charstar_int_bool): New functions.
10938 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
10939 through to dwarf2out_source_line.
10940 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
10941 (dwarf2out_source_line): Add column argument, emit it if requested.
10942 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
10943 arguments.
10944 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10945 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10946 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
10947 through to dwarf2out_begin_prologue.
10948 (vmsdbgout_source_line): Add column argument, pass it through to
10949 dwarf2out_source_line.
10950 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
10951 dbxout_source_line caller.
10952 (dbxout_source_line): Add column argument.
10954 * common.opt (gno-column-info, gcolumn-info): New options.
10955 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
10956 (check_die): Also test for multiple DW_AT_decl_column attributes.
10957 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
10958 DW_AT_decl_column if requested.
10959 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
10960 if requested.
10961 (gen_variable_die): Likewise.
10962 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
10963 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
10965 PR target/79569
10966 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
10967 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
10968 (ix86_handle_option): Handle OPT_m3dnowa.
10969 * doc/invoke.texi (-m3dnowa): Document.
10970 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
10971 -m3dnowa instead of -m3dnow -march=athlon.
10973 PR target/79559
10974 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
10975 instead of gcc_assert for K, r and R code checks. Formatting fixes.
10977 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10979 PR target/79261
10980 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
10981 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
10982 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
10983 generator for vsx_xxpermdi_<mode>_be.
10984 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
10985 force big-endian semantics.
10986 (vsx_xxpermdi_<mode>_be): New define_expand with same
10987 implementation as previous version of vsx_xxpermdi_<mode>.
10989 2017-02-17 Jakub Jelinek <jakub@redhat.com>
10991 PR tree-optimization/79327
10992 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
10993 variable, its initialization and use.
10995 2017-02-17 Julia Koval <julia.koval@intel.com>
10997 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
10998 (OPTION_MASK_ISA_PKU_UNSET): New.
10999 (ix86_handle_option): Handle -mrdpid.
11000 * config/i386/cpuid.h (bit_RDPID): New.
11001 * config/i386/driver-i386.c (host_detect_local_cpu):
11002 Detect RDPID feature.
11003 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
11004 * config/i386/i386-c.c (ix86_target_macros_internal):
11005 Handle RDPID flag.
11006 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
11007 (ix86_valid_target_attribute_inner_p): Add "rdpid".
11008 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
11009 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
11010 * config/i386/i386.md (define_insn "rdpid"): New.
11011 * config/i386/i386.opt Add -mrdpid.
11012 * config/i386/immintrin.h (_rdpid_u32): New.
11014 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
11016 PR rtl-optimization/79541
11017 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
11018 instead of transforming it into USE.
11020 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
11022 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
11023 If HONOR_SNANS (SFmode) force the input to a register.
11024 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
11025 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
11026 an frsp or similar insn.
11028 2017-02-17 Martin Liska <mliska@suse.cz>
11030 PR rtl-optimization/79577
11031 * params.def (selsched-max-sched-times): Increase minimum to 1.
11033 2017-02-17 Martin Liska <mliska@suse.cz>
11035 PR rtl-optimization/79574
11036 * gcse.c (want_to_gcse_p): Prevent integer overflow.
11038 2017-02-17 Martin Liska <mliska@suse.cz>
11040 PR tree-optimization/79529
11041 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
11042 ssa_defined_default_def_p to handle cases which are implicitly
11043 defined.
11044 * tree-ssa.c (ssa_defined_default_def_p): New function.
11045 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
11046 which are implicitly defined.
11047 * tree-ssa.h (ssa_defined_default_def_p): Declare.
11049 2017-02-17 Richard Biener <rguenther@suse.de>
11051 PR middle-end/79576
11052 * params.def (max-ssa-name-query-depth): Limit to 10.
11054 2017-02-17 Richard Biener <rguenther@suse.de>
11056 PR tree-optimization/79552
11057 * tree-ssa-structalias.c (visit_loadstore): Properly verify
11058 default defs.
11060 2017-02-17 Richard Biener <rguenther@suse.de>
11062 PR bootstrap/79567
11063 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
11065 2017-02-17 Marek Polacek <polacek@redhat.com>
11067 PR middle-end/79536
11068 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
11069 (fold_negate_expr): New wrapper.
11071 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
11073 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
11074 Correct terminology and de-emphasize pre-standard behavior.
11076 2017-02-16 Alan Modra <amodra@gmail.com>
11078 PR rtl-optimization/79286
11079 * ira.c (def_dominates_uses): New function.
11080 (update_equiv_regs): Don't create an equivalence for insns that
11081 may trap where the register def does not dominate the use.
11083 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
11085 PR rtl-optimization/78127
11086 * lra.c (lra): Call lra_eliminate before finish the loop after
11087 lra_constraint.
11089 2017-02-16 Richard Biener <rguenther@suse.de>
11091 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
11092 isl/isl_val.h.
11093 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
11094 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
11095 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
11096 (isl_val_int_from_wi): New function.
11097 (extract_affine_gmp): Rename to ...
11098 (extract_affine_wi): ... this, take a widest_int.
11099 (extract_affine_int): Just wrap extract_affine_wi.
11100 (add_param_constraints): Use isl_val_int_from_wi.
11101 (add_loop_constraints): Likewise, and extract_affine_wi.
11103 2017-02-15 Jeff Law <law@redhat.com>
11105 PR middle-end/79521
11106 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
11107 ira_init_register_move_cost_if_necessary.
11109 2017-02-15 Martin Sebor <msebor@redhat.com>
11111 PR middle-end/32003
11112 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
11113 removed in a prior commit.
11115 2017-02-15 Bin Cheng <bin.cheng@arm.com>
11117 PR tree-optimization/79347
11118 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
11119 counters during peeling.
11121 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
11123 * Makefile.in (site.exp): Remove "set ISLVER".
11125 2017-02-15 Jakub Jelinek <jakub@redhat.com>
11127 PR target/79487
11128 * real.c (real_from_integer): Call real_convert even for decimal.
11130 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11132 PR target/79421
11133 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
11135 2017-02-14 Andrew Pinski <apinski@cavium.com>
11137 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
11138 cores and change the partno/implementer to be correct.
11139 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
11140 the 'B" as the implementer.
11141 * config/aarch64/aarch64-tune.md: Regenerate.
11143 2017-02-14 Carl Love <cel@us.ibm.com>
11145 * config/rs6000/rs6000.c: Add case statement entry to make the
11146 xvcvuxdsp built-in argument unsigned.
11147 * config/rs6000/vsx.md: Fix the source and return operand types so they
11148 match the instruction definitions from the ISA document. Fix typo
11149 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
11150 statement.
11152 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
11154 PR target/79282
11155 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
11156 member early_clobber_alts.
11157 * lra-lives.c (reg_early_clobber_p): New.
11158 (process_bb_lives): Use it.
11159 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
11160 (debug_operand_data): Initialize early_clobber_alts.
11161 (setup_operand_alternative): Set up early_clobber_alts.
11162 (collect_non_operand_hard_regs): Ditto. Pass early clobber
11163 alternatives to new_insn_reg.
11164 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
11165 it.
11166 (lra_update_insn_regno_info): Pass the new arg.
11168 2017-02-14 Jakub Jelinek <jakub@redhat.com>
11170 PR middle-end/79505
11171 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
11172 (new_oacc_loop_raw): Don't clear already cleared fields.
11174 PR target/79481
11175 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
11176 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
11177 _mm512_prefetch_i64gather_ps): New inline functions and macros.
11179 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
11181 PR target/79495
11182 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
11184 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
11186 PR target/79498
11187 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
11188 the extra instruction to the right place to store 128-bit constant
11189 when needed.
11191 2017-02-14 Martin Sebor <msebor@redhat.com>
11193 PR middle-end/79448
11194 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
11195 warning for strings of unknown length.
11197 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
11199 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
11201 2017-02-14 Jeff Law <law@redhat.com>
11203 PR target/79404
11204 * ira-costs.c (scan_one_insn): Initialize register move costs
11205 for pseudos seen in USE/CLOBBER insns.
11207 PR tree-optimization/79095
11208 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
11209 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
11210 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
11211 if the operands are known to be not equal, then the resulting range
11212 is ~[0,0].
11213 (intersect_ranges): If the new range is ~[0,0] and the old range is
11214 wide, then prefer ~[0,0].
11215 * tree-vrp.c (overflow_comparison_p_1): New function.
11216 (overflow_comparison_p): New function.
11217 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
11218 if NAME is used in an overflow test.
11219 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
11220 overflow check that can be expressed as an equality test, then adjust
11221 ops to be that equality test.
11223 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11225 * config/s390/s390-builtin-types.def: Remove flags argument.
11226 * config/s390/s390.c (s390_init_builtins): Likewise.
11228 2017-02-14 Martin Liska <mliska@suse.cz>
11230 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
11231 vector. Fix trailing white spaces.
11233 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
11235 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
11236 HFmode.
11238 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11240 PR rtl-optimization/68664
11241 * config/arm/arm.c (arm_sched_can_speculate_insn):
11242 New function. Declare prototype.
11243 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
11245 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11247 PR rtl-optimization/68664
11248 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
11249 New function.
11250 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
11252 2017-02-14 Amit Pawar <amit.pawar@amd.com>
11254 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
11255 max skip bytes for function, loop and jump.
11257 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11259 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
11260 ABS_EXPR for gimple dump.
11262 2017-02-14 Jakub Jelinek <jakub@redhat.com>
11264 PR target/79462
11265 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
11267 PR tree-optimization/79408
11268 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
11269 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
11270 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
11271 also if rhs1 is INTEGER_CST.
11273 2017-02-14 Richard Biener <rguenther@suse.de>
11275 PR middle-end/79432
11276 * tree-into-ssa.c (insert_phi_nodes): When the function can
11277 have abnormal edges rewrite SSA names with broken use-def
11278 dominance out of SSA and register them for PHI insertion.
11280 2017-02-13 Martin Sebor <msebor@redhat.com>
11282 PR middle-end/79496
11283 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
11284 clearing info.nowrite flag when snprintf size argument is a range.
11286 2017-02-13 Jakub Jelinek <jakub@redhat.com>
11288 * cprop.c (cprop_jump): Add missing space in string literal.
11289 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
11290 (get_constraint_for_component_ref): Likewise.
11291 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
11292 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
11293 * lra-constraints.c (process_alt_operands): Likewise.
11294 * ipa-inline.c (inline_small_functions): Likewise.
11295 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
11296 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
11297 * trans-mem.c (diagnose_tm_1_op): Likewise.
11298 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
11299 (grid_parallel_clauses_gridifiable): Likewise.
11301 * config/nvptx/mkoffload.c (process): Add space in between
11302 , and %d.
11304 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
11305 "MOD4_SSE_REGS" and "ALL_REGS".
11307 * spellcheck.c (test_data): Add , in between "foo" and "food".
11309 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11311 PR target/79449
11312 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
11313 boundary crossing check and subsequent code generation agree.
11315 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11317 * config/aarch64/aarch64.c (has_memory_op): Delete.
11318 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
11319 has_memory_op.
11321 2017-02-13 Jakub Jelinek <jakub@redhat.com>
11323 PR rtl-optimization/79388
11324 PR rtl-optimization/79450
11325 * combine.c (distribute_notes): When removing TEM_INSN for which
11326 corresponding dest has last value recorded, invalidate that last
11327 value.
11329 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11331 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
11332 of explicit '@'. Add missing assembly comment marker on branch costs
11333 printout.
11335 2017-02-13 Nathan Sidwell <nathan@acm.org>
11337 * gengtype-lex.l (<in_struct>): Add '/'.
11339 2017-02-13 Martin Liska <mliska@suse.cz>
11341 PR c/79471
11342 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
11344 2017-02-13 Richard Biener <rguenther@suse.de>
11346 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
11347 Remove.
11348 * configure: Re-generate.
11349 * config.in: Likewise.
11350 * graphite-dependences.c: Simplify as if
11351 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
11352 * graphite-isl-ast-to-gimple.c: Likewise.
11353 * graphite-optimize-isl.c: Likewise.
11354 * graphite-poly.c: Likewise.
11355 * graphite-sese-to-poly.c: Likewise.
11356 * graphite.h: Likewise.
11357 * toplev.c: Include isl/version.h and use isl_version () for
11358 printing the ISL version.
11359 * doc/install.texi: Update ISL requirement.
11361 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
11363 * doc/standards.texi (Standards): Update reference to
11364 Objective-C 2.0.
11366 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
11368 * doc/extend.texi (Named Address Spaces): sourceware.org now
11369 defaults to https.
11370 * doc/install.texi (Binaries): Ditto.
11371 (Specific): Ditto.
11373 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
11375 * doc/cpp.texi: Replace "stringify"/"stringification" with C
11376 standard terminology "stringize"/"stringizing" throughout.
11377 * doc/cppinternals.texi: Likewise.
11379 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
11381 * doc/extend.texi: Fix some spelling mistakes and typos.
11382 * doc/invoke.texi: Likewise.
11384 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
11386 PR ipa/79224
11387 * params.def (inline-min-speedup) Change from 10 to 8.
11389 2017-02-11 Jakub Jelinek <jakub@redhat.com>
11391 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
11392 4.5.
11394 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
11396 PR ipa/79224
11397 * ipa-inline-analysis.c (get_minimal_bb): New function.
11398 (record_modified): Use it.
11399 (remap_edge_change_prob): Handle also ancestor functions.
11401 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
11403 * doc/contrib.texi (Contributors): Remove broken link into
11404 the Mauve CVS repository.
11406 2017-02-11 Jakub Jelinek <jakub@redhat.com>
11408 PR middle-end/79454
11409 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
11410 result computation whenever lhs doesn't have vector mode, not
11411 just when it has BLKmode.
11413 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
11415 * doc/makefile.texi (profiledbootstrap): Refer to the
11416 installation instructions only in textual form.
11418 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11420 PR target/79295
11421 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
11423 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
11425 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
11426 (Specific): Update mingw-w64 reference.
11427 (Binaries): Ditto.
11428 (Specific): Remove broken link to Renesas RX processor.
11430 2017-02-10 Richard Biener <rguenther@suse.de>
11432 * toplev.c (process_options): Do not mention obsolete graphite
11433 options when printing sorry message about missing graphite support.
11434 Mention -floop-nest-optimize.
11436 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
11438 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
11439 (vtst_p16): Likewise.
11440 (vtstq_p8): Likewise.
11441 (vtstq_p16): Likewise.
11442 (vtst_p64): New.
11443 (vtstq_p64): Likewise.
11444 * config/arm/arm_neon.h (vgetq_lane_p64): New.
11445 (vset_lane_p64): New.
11446 (vsetq_lane_p64): New.
11448 2017-02-10 Jakub Jelinek <jakub@redhat.com>
11450 PR tree-optimization/79411
11451 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
11452 stmt operands are SSA_NAMEs used in abnormal phis.
11453 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
11454 phis.
11456 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
11458 PR ipa/70795
11459 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
11460 flag if needed.
11462 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
11464 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
11466 2017-02-09 Jakub Jelinek <jakub@redhat.com>
11468 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
11469 to avoid warning.
11471 PR c/79413
11472 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
11473 not arbitrary TREE_CONSTANT.
11475 PR c/79431
11476 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
11477 "omp declare target link" attribute unless is_global_var.
11478 * omp-offload.c (find_link_var_op): Likewise.
11480 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
11481 Chung-Lin Tang <cltang@codesourcery.com>
11483 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
11484 OMP_CLAUSE_TILE.
11485 (gimplify_adjust_omp_clauses): Don't delete TILE.
11486 (gimplify_omp_for): Deal with TILE.
11487 * internal-fn.c (expand_GOACC_TILE): New function.
11488 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
11489 (GOACC_TILE): New.
11490 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
11491 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
11492 element fields.
11493 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
11494 avoid DIV for outermost collapse var.
11495 (expand_oacc_for): Insert tile element loop as needed. Adjust.
11496 Remove out of date comments, fix whitespace.
11497 * omp-general.c (omp_extract_for_data): Deal with tiling.
11498 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
11499 adjust OLF_DIM_BASE value.
11500 (struct omp_for_data): Add tiling field.
11501 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
11502 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
11503 for auto loops. Remove default auto determining, moved to
11504 oacc_loop_fixed_partitions.
11505 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
11506 stmts, add e_mask field.
11507 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
11508 (oacc_thread_numbers): Use oacc_dim_call.
11509 (oacc_xform_tile): New.
11510 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
11511 (finish_oacc_loop): Adjust for ifns vector.
11512 (oacc_loop_discover_walk): Append loop abstraction sites to list,
11513 add case for GOACC_TILE fns.
11514 (oacc_loop_xform_loop): Delete.
11515 (oacc_loop_process): Iterate over call list directly, and add
11516 handling for GOACC_TILE fns.
11517 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
11518 dump partitioning.
11519 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
11520 vector partitioning to outer loops. Assign 2 partitions to loops
11521 when available. Add TILE handling.
11522 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
11523 (execite_oacc_device_lower): Process GOACC_TILE fns,
11524 ignore unknown specs.
11525 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
11526 * tree.c (omp_clause_num_ops): Adjust TILE ops.
11527 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
11529 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
11531 * configure.ac (ACX_BUGURL): Update.
11532 * configure: Regenerate.
11534 2017-02-09 Richard Biener <rguenther@suse.de>
11536 PR tree-optimization/69823
11537 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11538 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
11540 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
11542 * config/arc/arc-c.def: Add __NPS400__ definition.
11543 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
11544 (TARGET_NPS400): Define.
11546 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
11548 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
11549 file.
11550 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
11551 pointer, arch_info.
11552 (arc_cpu_types): Fill the arch_info field with a pointer into the
11553 arc_arch_types table.
11554 (arc_selected_cpu): Declare.
11555 * config/arc/arc.c (arc_selected_cpu): Make global.
11556 (arc_selected_arch): Delete.
11557 (arc_base_cpu): Delete.
11558 (arc_override_options): Remove references to deleted variables,
11559 update access to arch information.
11560 (ARC_OPT): Update access to arch information.
11561 (ARC_OPTX): Likewise.
11562 * config/arc/arc.h (arc_base_cpu): Remove declaration.
11563 (TARGET_ARC600): Update access to arch information.
11564 (TARGET_ARC601): Likewise.
11565 (TARGET_ARC700): Likewise.
11566 (TARGET_EM): Likewise.
11567 (TARGET_HS): Likewise.
11568 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
11569 information.
11571 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
11573 PR target/78604
11574 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
11575 condition/operands for integer GE/LE/GEU/LEU operations.
11577 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
11579 PR translation/79397
11580 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
11581 of AltiVec.
11583 2017-02-08 Martin Jambor <mjambor@suse.cz>
11585 PR ipa/79375
11586 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
11587 whether allocation happened.
11588 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
11589 nothing was allocated.
11591 2017-02-08 Jakub Jelinek <jakub@redhat.com>
11593 PR tree-optimization/79408
11594 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
11595 constant, but SSA_NAME with a known integer range, use the minimum
11596 of that range instead of op1 to determine if modulo can be replaced
11597 with its first operand.
11599 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11601 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
11603 2017-02-08 Richard Biener <rguenther@suse.de>
11605 PR tree-optimization/71824
11606 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11607 Check all loops contained in the merged region.
11609 2017-02-07 Andrew Pinski <apinski@cavium.com>
11611 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
11613 2017-02-07 Andrew Pinski <apinski@cavium.com>
11615 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
11616 (thunderxt88): Likewise.
11617 (thunderxt81): Disable LSE and change v8.1 to v8.
11618 (thunderxt83): Likewise.
11620 2017-02-07 Jakub Jelinek <jakub@redhat.com>
11621 Richard Biener <rguenther@suse.de>
11623 PR middle-end/79399
11624 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
11625 type from int to size_t.
11626 * ira-costs.c (struct_costs_size): Change type from int to size_t.
11628 2017-02-07 Jakub Jelinek <jakub@redhat.com>
11630 PR rtl-optimization/79386
11631 * cprop.c (bypass_conditional_jumps): Initialize
11632 bypass_last_basic_block already before splitting bbs after
11633 unconditional traps...
11634 (bypass_conditional_jumps): ... rather than here.
11636 PR target/79299
11637 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
11638 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
11639 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
11640 fix -masm=intel patterns.
11642 2017-02-07 Richard Biener <rguenther@suse.de>
11644 PR tree-optimization/79256
11645 PR middle-end/79278
11646 * builtins.c (get_object_alignment_2): Use min_align_of_type
11647 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
11648 and ADJUST_FIELD_ALIGN.
11650 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
11651 type parameter.
11652 * doc/tm.texi: Regenerate.
11653 * stor-layout.c (layout_decl): Adjust.
11654 (update_alignment_for_field): Likewise.
11655 (place_field): Likewise.
11656 (min_align_of_type): Likewise.
11657 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
11658 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
11659 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
11660 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
11661 * config/frv/frv.c (frv_adjust_field_align): Likewise.
11662 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
11663 * config/i386/i386.c (x86_field_alignment): Likewise.
11664 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11665 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
11666 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
11667 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11668 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
11669 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
11670 Likewise.
11672 Revert
11673 2017-01-30 Richard Biener <rguenther@suse.de>
11675 PR tree-optimization/79256
11676 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
11677 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
11678 alignment on TYPE.
11680 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
11682 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
11683 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
11684 builtins to SImode and emit a zero-extend, if necessary.
11686 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11688 * docs/invoke.texi (RISC-V Options): Alphabetize.
11690 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11692 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
11693 options.
11695 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11697 * config/riscv/riscv.c: New file.
11698 * gcc/common/config/riscv/riscv-common.c: Likewise.
11699 * config.gcc: Likewise.
11700 * config/riscv/constraints.md: Likewise.
11701 * config/riscv/elf.h: Likewise.
11702 * config/riscv/generic.md: Likewise.
11703 * config/riscv/linux.h: Likewise.
11704 * config/riscv/multilib-generator: Likewise.
11705 * config/riscv/peephole.md: Likewise.
11706 * config/riscv/pic.md: Likewise.
11707 * config/riscv/predicates.md: Likewise.
11708 * config/riscv/riscv-builtins.c: Likewise.
11709 * config/riscv/riscv-c.c: Likewise.
11710 * config/riscv/riscv-ftypes.def: Likewise.
11711 * config/riscv/riscv-modes.def: Likewise.
11712 * config/riscv/riscv-opts.h: Likewise.
11713 * config/riscv/riscv-protos.h: Likewise.
11714 * config/riscv/riscv.h: Likewise.
11715 * config/riscv/riscv.md: Likewise.
11716 * config/riscv/riscv.opt: Likewise.
11717 * config/riscv/sync.md: Likewise.
11718 * config/riscv/t-elf-multilib: Likewise.
11719 * config/riscv/t-linux: Likewise.
11720 * config/riscv/t-linux-multilib: Likewise.
11721 * config/riscv/t-riscv: Likewise.
11722 * configure.ac: Likewise.
11723 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
11724 Waterman as RISC-V maintainers.
11725 * doc/install.texi: Add RISC-V entries.
11726 * doc/invoke.texi: Add RISC-V options section.
11727 * doc/md.texi: Add RISC-V constraints section.
11728 * configure: Regenerated.
11730 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11732 PR target/66144
11733 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
11734 false values to be constant vectors with all 0 or all 1 bits set.
11735 (vcondu<mode><mode>): Likewise.
11736 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
11737 predicate.
11738 (fpmask_comparison_operator): Update comment.
11739 (vecint_comparison_operator): New predicate.
11740 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
11741 vector conditionals when the true and false values are constant
11742 vectors with all 0 bits or all 1 bits set.
11744 2017-02-06 Martin Sebor <msebor@redhat.com>
11746 PR tree-optimization/79376
11747 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
11749 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
11751 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
11752 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
11753 to simplify split condition.
11755 2017-02-06 Jakub Jelinek <jakub@redhat.com>
11757 * omp-expand.c (oxpand_omp_atomic_fetch_op,
11758 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
11759 false.
11761 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
11763 PR rtl-optimization/68664
11764 * target.def (can_speculate_insn): New hook.
11765 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
11766 * doc/tm.texi: Regenerate.
11767 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
11768 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
11769 (rs6000_sched_can_speculate_insn): New function.
11771 2017-02-06 Jakub Jelinek <jakub@redhat.com>
11773 PR tree-optimization/79284
11774 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
11775 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
11776 vectorizable_mask_load_store, vectorizable_operation,
11777 vect_is_simple_cond, get_same_sized_vectype): Use it instead
11778 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
11779 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
11780 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
11781 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
11782 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11783 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
11784 is_gimple_assign (stmt). Replace another such test with
11785 is_gimple_assign (stmt).
11787 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
11789 PR target/78883
11790 * config/avr/avr.c (rtl-iter.h): Include it.
11791 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
11792 (avr_legitimate_combined_insn): ...and implementation.
11794 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
11796 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
11797 * config/s390/s390.c (s390_const_operand_ok)
11798 (s390_canonicalize_comparison, s390_extract_part)
11799 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
11800 (s390_contiguous_bitmask_p, s390_rtx_costs)
11801 (legitimize_pic_address): Likewise.
11802 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
11803 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
11804 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
11805 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
11806 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
11808 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
11810 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
11811 REGNO($0) == REGNO($1).
11813 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11815 * config/s390/linux.h(SIZE_TYPE): Add comment.
11817 2017-02-06 Julian Brown <julian@codesourcery.com>
11818 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11819 Virendra Pathak <virendra.pathak@broadcom.com>
11821 * config/aarch64/aarch64-cores.def: Change the scheduler
11822 to Thunderx2t99.
11823 * config/aarch64/aarch64.md: Include thunderx2t99.md.
11824 * config/aarch64/thunderx2t99.md: New file.
11826 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11828 * doc/standards.texi (Go Language): Update link to language
11829 standard.
11831 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
11833 * tree-eh.c (lower_resx): Sanitize profile.
11834 (cleanup_empty_eh_move_lp): Likewise.
11836 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
11838 PR tree-ssa/79347
11839 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
11840 ELSE_PROB.
11841 * cfgloopmanip.h (loop_version): Update prototype.
11842 * modulo-sched.c (sms_schedule): Update call of loop_version.
11843 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
11844 * tree-parloops.c (gen_parallel_loop): Likewise.
11845 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11846 * tree-ssa-loop-split.c (split_loop): Likewise.
11847 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
11848 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
11850 2017-02-05 Martin Liska <mliska@suse.cz>
11852 PR bootstrap/78985
11853 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
11854 variable to NULL.
11855 (print_operand_address): Initialize a struct to zero.
11857 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11859 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
11860 garbage collector only in textual form.
11862 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11864 * doc/extend.texi (x86 specific memory model extensions for
11865 transactional memory): Simplify a phrase.
11867 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
11869 PR target/79353
11870 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
11871 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
11872 (atomic_storedi_1): Likewise.
11874 2017-02-04 Jakub Jelinek <jakub@redhat.com>
11876 PR tree-optimization/79338
11877 * tree-parloops.c (gather_scalar_reductions): Don't call
11878 vect_analyze_loop_form for loop->inner before destroying loop's
11879 loop_vinfo.
11881 2017-02-03 Martin Sebor <msebor@redhat.com>
11883 PR tree-optimization/79327
11884 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
11885 when precision has resulted in leading zeros.
11886 (format_integer): Adjust the likely counter to assume an unknown
11887 argument that may be zero is non-zero.
11889 2017-02-03 Jason Merrill <jason@redhat.com>
11891 PR c++/78689
11892 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
11893 avoid copying non-taken branch.
11895 2017-02-03 Jakub Jelinek <jakub@redhat.com>
11897 PR tree-optimization/79340
11898 * tree-vect-loop.c (vectorizable_reduction): Release
11899 vec_defs elements after safe_splicing them into other vectors.
11900 Formatting fixes.
11902 PR tree-optimization/79327
11903 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
11904 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
11905 dirtype.
11906 (format_integer): Use wide_int_to_tree instead of build_int_cst
11907 + to_?hwi. If argmin is NULL, just set argmin and argmax to
11908 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
11909 of shortest and longest sequence.
11911 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
11913 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
11914 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
11916 2017-02-03 Walter Lee <walt@tilera.com>
11918 PR target/78862
11919 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
11920 after initial stackframe link reg save.
11921 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
11923 2017-02-03 Jakub Jelinek <jakub@redhat.com>
11925 PR target/79354
11926 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
11927 wu for stxssp alternative.
11929 2017-02-03 Martin Sebor <msebor@redhat.com>
11931 PR tree-optimization/79352
11932 * gimple-fold.c (get_range_strlen): Add argument.
11933 (get_range_strlen): Change return type to bool.
11934 (get_maxval_strlen): Pass in a dummy argument.
11935 * gimple-fold.h (get_range_strlen): Change return type to bool.
11936 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
11937 * tree.h (array_at_struct_end_p): Add argument.
11938 * tree.c (array_at_struct_end_p): Handle it.
11940 2017-02-03 Martin Liska <mliska@suse.cz>
11942 PR lto/66295
11943 * multiple_target.c (create_dispatcher_calls): Redirect edge
11944 from a caller of a dispatcher.
11945 (expand_target_clones): Make the clones local.
11946 (ipa_target_clone): Do both target clones and resolvers.
11947 (ipa_dispatcher_calls): Remove the pass.
11948 (pass_dispatcher_calls::gate): Likewise.
11949 (make_pass_dispatcher_calls): Likewise.
11950 * passes.def (pass_target_clone): Put as very first IPA early
11951 pass.
11953 2017-02-03 Martin Liska <mliska@suse.cz>
11955 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
11956 in case of a function with ifunc attribute.
11958 2017-02-03 Martin Liska <mliska@suse.cz>
11960 * cgraph.c (cgraph_node::dump): Dump function version info.
11961 * symtab.c (symtab_node::dump_base): Add missing new line.
11963 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
11965 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
11966 (ifcombine_ifandif): Use it.
11968 2017-02-03 Martin Liska <mliska@suse.cz>
11970 * doc/invoke.texi: Document default value for
11971 use-after-scope-direct-emission-threshold.
11973 2017-02-03 Martin Liska <mliska@suse.cz>
11975 PR tree-optimization/79339
11976 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
11977 (format_floating): Likewise.
11979 2017-02-03 Martin Liska <mliska@suse.cz>
11981 PR ipa/79337
11982 * ipa-prop.c (ipa_node_params_t::insert): Remove current
11983 implementation.
11984 (ipa_node_params_t::remove): Likewise.
11985 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
11986 initialization from removed ipa_node_params_t::insert.
11987 (ipa_node_params::~ipa_node_params): Move from removed
11988 ipa_node_params_t::release.
11989 * symbol-summary.h (symbol_summary::m_released): New member.
11990 Do not release a summary twice. Do not allow to call finalizer
11991 for types of a summary that live in GGC memory.
11993 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11995 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
11996 cmp_branch fusion.
11998 2017-02-02 Martin Sebor <msebor@redhat.com>
12000 PR middle-end/79275
12001 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
12002 (format_string): Tighten up the range of output for non-constant
12003 strings and correct the expected range for wide non-constant strings.
12005 2017-02-02 Martin Sebor <msebor@redhat.com>
12007 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
12009 PR middle-end/32003
12010 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
12011 index.
12012 (-fdump-tree-@var): Add to index and document how to come up
12013 with pass-specific option and dump file names.
12014 (-fdump-passes): Clarify where to look for output.
12016 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
12018 PR middle-end/77445
12019 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
12020 statistics of the analyzed path; allow threading for speed when
12021 any of BBs along the path are optimized for speed.
12023 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
12025 PR middle-end/78468
12026 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
12027 settings of the virtual registers.
12029 Revert again
12030 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12032 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12033 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12034 needed.
12036 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12038 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
12039 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
12041 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12043 * config/s390/s390.md: Add missing comments with the expanded
12044 mnemonics.
12045 * config/s390/vector.md: Likewise.
12046 * config/s390/vx-builtins.md: Likewise.
12048 2017-02-02 Jakub Jelinek <jakub@redhat.com>
12050 PR target/79197
12051 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
12052 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
12053 conditions on a single line.
12055 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12057 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
12058 __S390_VX__ to __VX__.
12060 2017-02-01 Andrew Pinski <apinski@cavium.com>
12062 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
12063 stmt_info to record_stmt_cost.
12064 (vect_get_known_peeling_cost): Pass stmt_info if known to
12065 record_stmt_cost.
12066 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
12067 cpu_vector_cost field into
12068 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
12069 field into vec_int_stmt_cost and vec_fp_stmt_cost.
12070 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
12071 splitting of scalar_stmt_cost and vec_stmt_cost.
12072 (thunderx_vector_cost): Likewise.
12073 (cortexa57_vector_cost): LIkewise.
12074 (exynosm1_vector_cost): Likewise.
12075 (xgene1_vector_cost): Likewise.
12076 (thunderx2t99_vector_cost): Improve after the splitting of the two
12077 fields.
12078 (aarch64_builtin_vectorization_cost): Update for the splitting of
12079 scalar_stmt_cost and vec_stmt_cost.
12081 2017-02-01 Torvald Riegel <triegel@redhat.com>
12082 Richard Henderson <rth@redhat.com>
12084 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
12085 conditional on existance of a fast atomic load.
12086 * optabs-query.c (can_atomic_load_p): New function.
12087 * optabs-query.h (can_atomic_load_p): Declare it.
12088 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
12089 no fast atomic load is available for the particular size of access.
12090 (expand_atomic_compare_and_swap): Likewise.
12091 (expand_atomic_load): Likewise.
12092 (expand_atomic_store): Likewise.
12093 (expand_atomic_fetch_op): Likewise.
12094 * testsuite/lib/target-supports.exp
12095 (check_effective_target_sync_int_128): Remove x86 because it provides
12096 no fast atomic load.
12097 (check_effective_target_sync_int_128_runtime): Likewise.
12099 2017-02-01 Richard Biener <rguenther@suse.de>
12101 * graphite.c: Include tree-vectorizer.h for find_loop_location.
12102 (graphite_transform_loops): Provide opt-info for optimized nests.
12103 * tree-parloop.c (parallelize_loops): Provide opt-info for
12104 parallelized loops.
12106 2017-02-01 Richard Biener <rguenther@suse.de>
12108 PR middle-end/79315
12109 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
12110 was not set before.
12112 2017-02-01 Richard Biener <rguenther@suse.de>
12114 PR tree-optimization/71824
12115 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
12116 Verify the loops are valid in the merged SESE region.
12117 (scop_detection::can_represent_loop_1): Check analyzing the
12118 evolution of the number of iterations in the region succeeds.
12120 2017-01-31 Ian Lance Taylor <iant@golang.org>
12122 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
12123 REG_ARGS_SIZE note to 32-bit push insns and call insn.
12125 2017-01-31 David Malcolm <dmalcolm@redhat.com>
12127 PR preprocessor/79210
12128 * input.c (get_substring_ranges_for_loc): Replace line_width
12129 assertion with error-handling.
12131 2017-01-31 Richard Biener <rguenther@suse.de>
12133 PR tree-optimization/77318
12134 * graphite-sese-to-poly.c (extract_affine): Fix assert.
12135 (create_pw_aff_from_tree): Take loop parameter.
12136 (add_condition_to_pbb): Pass loop of the condition to
12137 create_pw_aff_from_tree.
12139 2017-01-31 Jakub Jelinek <jakub@redhat.com>
12141 * config/s390/s390.c (s390_asan_shadow_offset): New function.
12142 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
12144 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12146 PR target/78597
12147 PR target/79038
12148 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
12149 no longer used.
12150 (convert_int_to_float128): Likewise.
12151 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
12152 (convert_int_to_float128): Likewise.
12153 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
12154 (UNSPEC_IEEE128_CONVERT): Likewise.
12155 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
12156 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
12157 Use local variables for IBM extended format.
12158 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
12159 (fix_trunc<mode>si2_fprs): Likewise.
12160 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
12161 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
12162 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
12163 to know that we can now have integers of all sizes in vector
12164 registers.
12165 (fix<uns>_<mode>di2_hw): Likewise.
12166 (float<uns>_<mode>si2_hw): Likewise.
12167 (fix_<mode>si2_hw): Likewise.
12168 (fixuns_<mode>si2_hw): Likewise.
12169 (float<uns>_<mode>di2_hw): Likewise.
12170 (float_<mode>di2_hw): Likewise.
12171 (float_<mode>si2_hw): Likewise.
12172 (floatuns_<mode>di2_hw): Likewise.
12173 (floatuns_<mode>si2_hw): Likewise.
12174 (xscvqp<su>wz_<mode>): Delete, no longer used.
12175 (xscvqp<su>dz_<mode>): Likewise.
12176 (xscv<su>dqp_<mode>): Likewise.
12177 (ieee128_mfvsrd_64bit): Likewise.
12178 (ieee128_mfvsrd_32bit): Likewise.
12179 (ieee128_mfvsrwz): Likewise.
12180 (ieee128_mtvsrw): Likewise.
12181 (ieee128_mtvsrd_64bit): Likewise.
12182 (ieee128_mtvsrd_32bit): Likewise.
12184 2017-01-31 Martin Liska <mliska@suse.cz>
12186 PR ipa/79285
12187 * ipa-prop.c (ipa_free_all_node_params): Call release method
12188 instead of ~sumbol_summary to not to trigger double times
12189 dtor of hash_map.
12191 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
12193 PR tree-optimization/71691
12194 * bitmap.h (class auto_bitmap): New.
12195 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
12196 is_maybe_undefined instead of ssa_undefined_value_p.
12198 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12200 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
12201 __S390_ARCH_LEVEL__ to __ARCH__.
12203 2017-01-31 Jakub Jelinek <jakub@redhat.com>
12205 PR tree-optimization/79267
12206 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
12207 if should_remove_lhs_p is true.
12209 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
12211 PR debug/63238
12212 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
12213 (add_alignment_attribute): New.
12214 (base_type_die): Add alignment attribute.
12215 (subrange_type_die): Likewise.
12216 (modified_type_die): Likewise.
12217 (gen_array_type_die): Likewise.
12218 (gen_descr_array_type_die: Likewise.
12219 (gen_enumeration_type_die): Likewise.
12220 (gen_subprogram_die): Likewise.
12221 (gen_variable_die): Likewise.
12222 (gen_field_die): Likewise.
12223 (gen_ptr_to_mbr_type_die): Likewise.
12224 (gen_struct_or_union_type_die): Likewise.
12225 (gen_subroutine_type_die): Likewise.
12226 (gen_typedef_die): Likewise.
12227 (base_type_cmp): Compare alignment attribute.
12229 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12231 PR target/79170
12232 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
12233 (setb_unsigned) New pattern for setb with CCUNS.
12234 * config/rs6000/rs6000.c (expand_block_compare): Use a different
12235 subfc./subfe sequence to avoid overflow problems. Generate a
12236 shorter sequence with cmpld/setb for power9.
12237 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
12238 for generating subfc. instruction.
12239 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
12240 now uses this instruction.
12242 2017-01-30 Ian Lance Taylor <iant@google.com>
12244 PR debug/79289
12245 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
12246 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
12248 2017-01-30 Martin Sebor <msebor@redhat.com>
12250 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
12251 Move constant to the right of a relational operator.
12252 (get_mpfr_format_length, format_character, format_string): Ditto.
12253 (should_warn_p, maybe_warn): Same.
12255 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
12257 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
12259 PR lto/79061
12260 * asan.c (get_translation_unit_decl): Remove function.
12261 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
12263 2017-01-30 Martin Liska <mliska@suse.cz>
12265 PR gcov-profile/79259
12266 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
12267 -fprofile-generate.
12269 2017-01-30 Martin Liska <mliska@suse.cz>
12271 PR bootstrap/78985
12272 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
12273 Initialize variables with NULL value.
12275 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
12277 PR target/79260
12278 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
12279 tm_p_file.
12280 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
12282 2017-01-30 Richard Biener <rguenther@suse.de>
12284 PR tree-optimization/79276
12285 * tree-vrp.c (process_assert_insertions): Properly adjust common
12286 when removing a duplicate.
12288 * gcc.dg/torture/pr79276.c: New testcase.
12290 2017-01-30 Richard Biener <rguenther@suse.de>
12292 PR tree-optimization/79256
12293 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
12294 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
12295 alignment on TYPE.
12296 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
12298 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
12300 PR target/79240
12301 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
12302 ("*r<noxa>sbg_<mode>_sll_bitmask")
12303 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12304 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
12305 Use contiguous_bitmask_nowrap_operand.
12307 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12309 PR target/79268
12310 * config/rs6000/altivec.h (vec_xl): Revise #define.
12311 (vec_xst): Likewise.
12313 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
12315 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
12317 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
12319 PR rtl-optimization/79194
12320 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
12321 traps before call to bypass_conditional_jumps.
12323 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
12325 PR tree-optimization/71374
12326 * lra-constraints.c (check_conflict_input_operands): New.
12327 (match_reload): Use it.
12329 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
12331 PR target/79131
12332 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
12333 account to calculate conflict_set.
12335 2017-01-27 Bin Cheng <bin.cheng@arm.com>
12337 PR rtl-optimization/78559
12338 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
12339 other_insn in combine.
12341 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
12343 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
12344 uint16_type_node for BT_UINT16.
12346 2017-01-27 David Malcolm <dmalcolm@redhat.com>
12348 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
12349 "RTL Tests" to menu.
12350 (GIMPLE Tests): New node.
12351 (RTL Tests): New node.
12353 2017-01-27 Richard Biener <rguenther@suse.de>
12355 PR tree-optimization/79245
12356 * tree-loop-distribution.c (distribute_loop): Apply cost
12357 modeling also to detected patterns.
12359 2017-01-27 Richard Biener <rguenther@suse.de>
12361 PR tree-optimization/71433
12362 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
12363 (compare_assert_loc): New function.
12364 (process_assert_insertions): Sort and optimize assert locations
12365 to remove duplicates and push down identical assertions on
12366 edges to their destination block.
12368 2017-01-27 Richard Biener <rguenther@suse.de>
12370 PR tree-optimization/79244
12371 * tree-vrp.c (remove_range_assertions): Forcefully propagate
12372 out SSA names even if abnormal.
12374 2017-01-27 Jakub Jelinek <jakub@redhat.com>
12376 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
12377 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
12378 instead of MPFR_RNDN.
12380 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
12382 PR target/79239
12383 * arm.c (arm_option_override): Don't call build_target_option_node
12384 until after doing all option overrides.
12385 (arm_valid_target_attribute_tree): Likewise.
12387 2017-01-27 Martin Liska <mliska@suse.cz>
12389 * doc/invoke.texi (-fprofile-arcs): Document profiling support
12390 for {cd}tors and C++ {cd}tors.
12392 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12394 * config/s390/s390.md ("*setmem_long_and")
12395 ("*setmem_long_and_31z"): Use zero_extend instead of and.
12397 2017-01-26 Martin Sebor <msebor@redhat.com>
12399 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
12400 of precision.
12402 2017-01-26 Martin Sebor <msebor@redhat.com>
12404 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
12405 HAVE_DFmode before using XFmode or DFmode.
12406 (parse_directive): Avoid using the z length modifier to avoid
12407 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
12409 PR middle-end/78703
12410 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
12411 to accept adjustment as an array.
12412 (get_int_range): New function.
12413 (struct directive): Make width and prec arrays.
12414 (directive::set_width, directive::set_precision): Call get_int_range.
12415 (format_integer, format_floating): Handle width and precision ranges.
12416 (format_string, parse_directive): Same.
12418 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12420 PR debug/79129
12421 * dwarf2out.c (generate_skeleton_bottom_up): For children with
12422 comdat_type_p set, just clone them, but keep the children in the
12423 original DIE.
12425 PR debug/78835
12426 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
12427 which have direct callers with -fvar-tracking-assignments enabled
12428 in the current TU.
12429 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
12430 inside of type units.
12432 2017-01-26 Martin Sebor <msebor@redhat.com>
12434 PR middle-end/78703
12435 * gimple-ssa-sprintf.c (struct result_range): Add likely and
12436 unlikely counters.
12437 (struct format_result): Replace number_chars, number_chars_min,
12438 and number_chars_max with a single member of struct result_range.
12439 Remove bounded.
12440 (format_result::operator+=): Adjust.
12441 (struct fmtresult): Remove bounded. Handle likely and unlikely
12442 counters.
12443 (fmtresult::adjust_for_width_or_precision): New function.
12444 (fmtresult:type_max_digits): New function.
12445 (bytes_remaining): Handle likely and unlikely counters.
12446 (min_bytes_remaining): Remove.
12447 (format_percent): Simplify.
12448 (format_integer, format_floating): Set likely and unlikely counters.
12449 (get_string_length, format_character, format_string): Same.
12450 (format_plain, should_warn_p): New function.
12451 (maybe_warn): Call should_warn_p. Update diagnostic messages
12452 and handle those for all directives, including plain strings.
12453 (format_directive): Handle likely and unlikely counters.
12454 Remove unnecessary quoting from diagnostics. Add an informational
12455 note.
12456 (add_bytes): Remove.
12457 (pass_sprintf_length::compute_format_length): Simplify.
12458 (try_substitute_return_value): Handle likely and unlikely counters.
12460 2017-01-26 Carl Love <cel@us.ibm.com>
12462 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
12463 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
12465 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
12467 PR target/79131
12468 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
12469 endianess for subregs into account.
12470 * lra-constraints.c (lra_constraints): Do risky transformations
12471 always on the first iteration.
12472 * lra-lives.c (check_pseudos_live_through_calls): Add arg
12473 last_call_used_reg_set.
12474 (process_bb_lives): Define and use last_call_used_reg_set.
12475 * lra.c (lra): Always continue after lra_constraints on the first
12476 iteration.
12478 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
12480 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
12481 constant.
12482 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
12484 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12486 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
12487 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
12488 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
12489 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
12490 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
12491 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
12492 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
12493 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
12494 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
12496 2017-01-26 Marek Polacek <polacek@redhat.com>
12498 PR c/79199
12499 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
12500 for the third operand.
12502 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12504 PR middle-end/79236
12505 * omp-low.c (struct omp_context): Add simt_stmt field.
12506 (scan_omp_for): Return omp_context *.
12507 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
12508 context to the _simt_ SIMD stmt.
12509 (lower_omp_for): For combined SIMD with sibling _simt_
12510 SIMD, make sure to use the same decls in _looptemp_
12511 clauses as in the sibling.
12513 2017-01-26 David Sherwood <david.sherwood@arm.com>
12515 PR middle-end/79212
12516 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
12517 all contexts.
12519 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12521 PR target/70465
12522 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
12523 emit fld b; fld a; if possible.
12525 * brig-builtins.def: Update copyright years.
12526 * config/arm/arm_acle_builtins.def: Update copyright years.
12528 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12530 PR target/79179
12531 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
12532 constraint instead of o for the stxsd instruction.
12534 2017-01-25 Carl Love <cel@us.ibm.com>
12536 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
12537 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
12539 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
12541 * doc/invoke.texi (C++ Dialect Options): Fix typo.
12543 2017-01-25 Richard Biener <rguenther@suse.de>
12545 PR tree-optimization/69264
12546 * target.def (vector_alignment_reachable): Improve documentation.
12547 * doc/tm.texi: Regenerate.
12548 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
12549 and add a comment.
12550 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
12551 earlier changes with respect to TYPE_USER_ALIGN.
12552 (vector_alignment_reachable_p): Likewise. Improve dumping.
12554 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12556 PR target/79145
12557 * config/arm/arm.md (xordi3): Force constant operand into a register
12558 for TARGET_IWMMXT.
12560 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12562 * doc/invoke.texi (-fstore-merging): Correct default optimization
12563 levels at which it is enabled.
12564 (-O): Move -fstore-merging from list to...
12565 (-O2): ... Here.
12567 2017-01-25 Richard Biener <rguenther@suse.de>
12569 PR debug/78363
12570 * omp-expand.c: Include debug.h.
12571 (expand_omp_taskreg): Make sure to generate early debug before
12572 outlining anything from a function.
12573 (expand_omp_target): Likewise.
12574 (grid_expand_target_grid_body): Likewise.
12576 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
12578 PR lto/79061
12579 * asan.c (get_translation_unit_decl): New function.
12580 (asan_add_global): Extract modules file name from globals
12581 TRANSLATION_UNIT_DECL name.
12583 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
12585 PR target/77439
12586 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
12587 for long calls with APCS frame and VFP.
12589 2017-01-24 David Malcolm <dmalcolm@redhat.com>
12591 * cfg.c (original_copy_tables_initialized_p): New function.
12592 * cfg.h (original_copy_tables_initialized_p): New decl.
12593 * cfgrtl.c (relink_block_chain): Guard the call to
12594 free_original_copy_tables with a call to
12595 original_copy_tables_initialized_p.
12596 * cgraph.h (symtab_node::native_rtl_p): New decl.
12597 * cgraphunit.c (symtab_node::native_rtl_p): New function.
12598 (symtab_node::needed_p): Don't assert for early assembly output
12599 for __RTL functions.
12600 (cgraph_node::finalize_function): Set "force_output" for __RTL
12601 functions.
12602 (cgraph_node::analyze): Bail out early for __RTL functions.
12603 (analyze_functions): Update assertion to support __RTL functions.
12604 (cgraph_node::expand): Bail out early for __RTL functions.
12605 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
12606 __RTL functions.
12607 * function.h (struct function): Update comment for field
12608 "pass_startwith".
12609 * gimple-expr.c: Include "tree-pass.h".
12610 (gimple_has_body_p): Return false for __RTL functions.
12611 * Makefile.in (OBJS): Add run-rtl-passes.o.
12612 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
12613 accessor.
12614 (gcc::pass_manager::get_clean_slate): New accessor.
12615 * passes.c: Include "insn-addr.h".
12616 (should_skip_pass_p): Add logging. Update logic for running
12617 "expand" to be compatible with both __GIMPLE and __RTL. Guard
12618 property-provider override so it is only done for gimple passes.
12619 Don't skip dfinit.
12620 (skip_pass): New function.
12621 (execute_one_pass): Call skip_pass when skipping passes.
12622 * read-md.c (md_reader::read_char): Support filtering
12623 the input to a subset of line numbers.
12624 (md_reader::md_reader): Initialize fields
12625 m_first_line and m_last_line.
12626 (md_reader::read_file_fragment): New function.
12627 * read-md.h (md_reader::read_file_fragment): New decl.
12628 (md_reader::m_first_line): New field.
12629 (md_reader::m_last_line): New field.
12630 * read-rtl-function.c (function_reader::create_function): Only
12631 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
12632 curr_properties. Set DECL_INITIAL to a dummy block.
12633 (read_rtl_function_body_from_file_range): New function.
12634 * read-rtl-function.h (read_rtl_function_body_from_file_range):
12635 New decl.
12636 * run-rtl-passes.c: New file.
12637 * run-rtl-passes.h: New file.
12639 2017-01-24 Jeff Law <law@redhat.com>
12641 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
12642 buffer size.
12644 2017-01-24 Bin Cheng <bin.cheng@arm.com>
12646 PR tree-optimization/79159
12647 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
12648 (record_nonwrapping_iv): Improve boundary using above function if no
12649 value range information.
12651 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
12652 Martin Jambor <mjambor@suse.cz>
12654 * brig-builtins.def: New file.
12655 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
12656 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
12657 (DEF_HSAIL_SAT_BUILTIN): Likewise.
12658 (DEF_HSAIL_INTR_BUILTIN): Likewise.
12659 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
12660 * builtin-types.def (BT_INT8): New.
12661 (BT_INT16): Likewise.
12662 (BT_UINT8): Likewise.
12663 (BT_UINT16): Likewise.
12664 (BT_FN_ULONG): Likewise.
12665 (BT_FN_UINT_INT): Likewise.
12666 (BT_FN_UINT_ULONG): Likewise.
12667 (BT_FN_UINT_LONG): Likewise.
12668 (BT_FN_UINT_PTR): Likewise.
12669 (BT_FN_ULONG_PTR): Likewise.
12670 (BT_FN_INT8_FLOAT): Likewise.
12671 (BT_FN_INT16_FLOAT): Likewise.
12672 (BT_FN_UINT32_FLOAT): Likewise.
12673 (BT_FN_UINT16_FLOAT): Likewise.
12674 (BT_FN_UINT8_FLOAT): Likewise.
12675 (BT_FN_UINT64_FLOAT): Likewise.
12676 (BT_FN_UINT16_UINT32): Likewise.
12677 (BT_FN_UINT32_UINT16): Likewise.
12678 (BT_FN_UINT16_UINT16_UINT16): Likewise.
12679 (BT_FN_INT_PTR_INT): Likewise.
12680 (BT_FN_UINT_PTR_UINT): Likewise.
12681 (BT_FN_LONG_PTR_LONG): Likewise.
12682 (BT_FN_ULONG_PTR_ULONG): Likewise.
12683 (BT_FN_VOID_UINT64_UINT64): Likewise.
12684 (BT_FN_UINT8_UINT8_UINT8): Likewise.
12685 (BT_FN_INT8_INT8_INT8): Likewise.
12686 (BT_FN_INT16_INT16_INT16): Likewise.
12687 (BT_FN_INT_INT_INT): Likewise.
12688 (BT_FN_UINT_FLOAT_UINT): Likewise.
12689 (BT_FN_FLOAT_UINT_UINT): Likewise.
12690 (BT_FN_ULONG_UINT_UINT): Likewise.
12691 (BT_FN_ULONG_UINT_PTR): Likewise.
12692 (BT_FN_ULONG_ULONG_ULONG): Likewise.
12693 (BT_FN_UINT_UINT_UINT): Likewise.
12694 (BT_FN_VOID_UINT_PTR): Likewise.
12695 (BT_FN_UINT_UINT_PTR: Likewise.
12696 (BT_FN_UINT32_UINT64_PTR): Likewise.
12697 (BT_FN_INT_INT_UINT_UINT): Likewise.
12698 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
12699 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
12700 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
12701 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
12702 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
12703 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
12704 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
12705 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
12706 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
12707 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
12708 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
12709 * doc/frontends.texi: List BRIG FE.
12710 * doc/install.texi (Testing): Add BRIG tesring requirements.
12711 * doc/invoke.texi (Overall Options): Mention BRIG.
12712 * doc/standards.texi (Standards): Doucment BRIG HSA version.
12714 2017-01-24 Richard Biener <rguenther@suse.de>
12716 PR translation/79208
12717 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
12719 2017-01-24 Martin Jambor <mjambor@suse.cz>
12721 PR bootstrap/79198
12722 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
12723 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
12724 and known_contexts.
12726 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
12728 PR middle-end/79123
12729 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
12730 casts from signed to unsigned really don't have a range.
12732 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
12734 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
12735 GMP_RNDx for compatiblity.
12737 2017-01-24 Martin Liska <mliska@suse.cz>
12739 PR bootstrap/79132
12740 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
12741 that would prevent us to call alloca with -1 as argument.
12743 2017-01-24 Jakub Jelinek <jakub@redhat.com>
12745 * dwarf2out.c (output_compilation_unit_header, output_file_names):
12746 Avoid -Wformat-security warning.
12748 2017-01-23 Andrew Pinski <apinski@cavium.com>
12750 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
12751 cost table.
12753 2017-01-23 Martin Sebor <msebor@redhat.com>
12755 PR middle-end/78703
12756 * gimple-ssa-sprintf.c (warn_level): New global.
12757 (format_integer): Use it here and throughout the rest of the file.
12758 Use the same switch to compute sign as base.
12759 (maybe_warn): New function.
12760 (format_directive): Factor out warnings into maybe_warn.
12761 Add debugging output. Use warn_level.
12762 (add_bytes): Use warn_level.
12763 (pass_sprintf_length::compute_format_length): Add debugging output.
12764 (try_substitute_return_value): Same.
12765 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
12767 PR middle-end/78703
12768 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
12769 (struct fmtresult, format_integer, format_floating): Adjust.
12770 (fmtresult::fmtresult): Set max correctly in two argument ctor.
12771 (get_string_length, format_string,format_directive): Same.
12772 (pass_sprintf_length::compute_format_length): Same.
12773 (try_substitute_return_value): Simplify slightly.
12775 PR middle-end/78703
12776 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
12777 (fmtresult::operator+=): Outlined.
12778 (struct fmtresult): Add ctors.
12779 (struct conversion_spec): Rename...
12780 (struct directive): ...to this. Add and remove data members.
12781 (directive::set_width, directive::set_precision): New functions.
12782 (format_percent): Use fmtresult ctor.
12783 (get_width_and_precision): Remove.
12784 (format_integer): Make naming changes. Avoid computing width and
12785 precision.
12786 (format_floating): Same. Adjust indentation.
12787 (format_character, format_none): New functions.
12788 (format_string): Moved character handling to format_character.
12789 (format_directive): Remove arguments, change return type.
12790 (parse_directive): New function.
12791 (pass_sprintf_length::compute_format_length): Move directive
12792 parsing to parse_directive.
12794 2017-01-23 Jakub Jelinek <jakub@redhat.com>
12796 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
12797 (assign_assembler_name_if_needed): ... this.
12798 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
12799 (assign_assembler_name_if_needed): ... this.
12800 (free_lang_data_in_cgraph): Adjust callers.
12801 * cgraphunit.c (cgraph_node::analyze): Likewise.
12802 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
12803 Likewise.
12805 2017-01-23 Richard Biener <rguenther@suse.de>
12807 PR tree-optimization/79088
12808 PR tree-optimization/79188
12809 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
12810 resetting loop bounds after last path deletion. Reset loop
12811 bounds of the target loop, make code match the comments.
12812 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
12813 Make sure loops need no fixups.
12815 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
12817 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
12818 exponent support with double type for first argument.
12819 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
12820 type returned by __builtin_vec_extract_sig,
12821 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
12822 functions from "vector int" to "vector unsigned int" or from
12823 "vector long long int" to "vector unsigned long long int".
12824 Changed type returned by __builtin_vec_extract_exp,
12825 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
12826 functions from "vector int" to "vector unsigned int" or from
12827 "vector long long int" to "vector unsigned long long int".
12828 Changed return type of __builtin_vec_test_data_class,
12829 __builtin_vec_test_data_class_sp, and
12830 __builtin_vec_test_data_class_dp from "vector int" to
12831 "vector bool int" or from "vector long long int" to "vector bool
12832 long long int" and changed second argument type from "unsigned
12833 int" to "int". Added new overloaded function forms "vector float
12834 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
12835 "vector float __builtin_vec_insert_exp_sp (vector float, vector
12836 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
12837 double, vector unsigned long long int)" and "vector double
12838 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
12839 long int)". Changed return type of
12840 __builtin_scalar_test_data_class and
12841 __builtin_scalar_test_data_class_sp and
12842 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
12843 int" and changed second argument from "unsigned int" to "int".
12844 Changed type returned by __builtin_scalar_test_neg,
12845 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
12846 from "int" to "bool int". Added new overloaded function form
12847 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
12848 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
12849 exponent double-precision with floating point first argument.
12850 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
12851 documentation of scalar_test_data_class, scalar_test_neg,
12852 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
12853 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
12854 vec_test_data_class built-in functions to reflect refinements in
12855 their type signatures.
12857 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
12859 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
12860 size of buf.
12861 (aarch64_elf_asm_destructor): Likewise.
12863 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
12865 PR rtl-optimization/78634
12866 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
12867 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
12868 * ifcvt.c (noce_try_cmove): Add missing cost check.
12870 PR rtl-optimization/71724
12871 * combine.c (if_then_else_cond): Look for situations where it is
12872 beneficial to undo the work of one of the recursive calls.
12874 2017-01-23 Bin Cheng <bin.cheng@arm.com>
12876 PR tree-optimization/70754
12877 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
12878 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
12879 combined stmt before it if not NULL.
12880 (combine_chains): Process refs reversely and compute dominance point
12881 for root ref.
12883 2017-01-23 Martin Liska <mliska@suse.cz>
12885 PR tree-optimization/79196
12886 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
12887 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
12888 instead of memcmp.
12889 (strlen_optimize_stmt): Call the renamed function.
12891 2017-01-23 Michael Matz <matz@suse.de>
12893 PR tree-optimization/78384
12894 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
12896 2017-01-23 Richard Biener <rguenther@suse.de>
12898 PR tree-optimization/79186
12899 * tree-vrp.c (register_new_assert_for): Make sure we've seen
12900 both incoming edges before moving an assert.
12902 2017-01-23 Martin Jambor <mjambor@suse.cz>
12904 * ipa-prop.c (load_from_param_1): Removed.
12905 (load_from_unmodified_param): Bits from load_from_param_1 put back
12906 here.
12907 (load_from_param): Removed.
12908 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
12909 with stmt. Reverted back to use of load_from_unmodified_param.
12911 2017-01-23 Martin Jambor <mjambor@suse.cz>
12913 PR ipa/79108
12914 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
12915 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
12916 field a pointer to garbage collected vector, mark lattices and
12917 ipcp_orig_node with GTY((skip)).
12918 (ipa_get_param_count): Adjust to descriptors being a pointer.
12919 (ipa_get_param): Likewise.
12920 (ipa_get_type): Likewise.
12921 (ipa_get_param_move_cost): Likewise.
12922 (ipa_set_param_used): Likewise.
12923 (ipa_get_controlled_uses): Likewise.
12924 (ipa_set_controlled_uses): Likewise.
12925 (ipa_is_param_used): Likewise.
12926 (ipa_node_params_t): Move into garbage collector. New methods insert
12927 and remove.
12928 (ipa_node_params_sum): Annotate wth GTY(()).
12929 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
12930 garbage collected.
12931 (ipa_load_from_parm_agg): Adjust declaration.
12932 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
12933 * ipa-profile.c (ipa_profile): Likewise.
12934 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
12935 (ipa_populate_param_decls): Make descriptors parameter garbage
12936 collected.
12937 (ipa_dump_param): Adjust to descriptors being a pointer.
12938 (ipa_alloc_node_params): Likewise.
12939 (ipa_initialize_node_params): Likewise.
12940 (load_from_param_1): Make descriptors parameter garbage collected.
12941 (load_from_unmodified_param): Likewise.
12942 (load_from_param): Likewise.
12943 (ipa_load_from_parm_agg): Likewise.
12944 (ipa_node_params::~ipa_node_params): Removed.
12945 (ipa_free_all_node_params): Remove call to delete operator.
12946 (ipa_node_params_t::insert): New.
12947 (ipa_node_params_t::remove): Likewise.
12948 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
12949 copy known_csts and known_contexts vectors.
12950 (ipa_read_node_info): Adjust to descriptors being a pointer.
12951 (ipcp_modif_dom_walker): Make m_descriptors field garbage
12952 collected.
12953 (ipcp_transform_function): Make descriptors variable garbage
12954 collected.
12956 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
12958 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
12959 * config/i386/avx512dqintrin.h: Ditto.
12960 * config/i386/avx512fintrin.h: Ditto.
12961 * gcc/config/i386/i386.c: Handle new builtins.
12962 * config/i386/i386-builtin.def: Add new builtins.
12963 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
12964 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
12966 2017-01-23 Jakub Jelinek <jakub@redhat.com>
12967 Martin Liska <mliska@suse.cz>
12969 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
12970 * asan.c (asan_expand_poison_ifn): Support stores and use
12971 appropriate ASAN report function.
12972 * internal-fn.c (expand_ASAN_POISON_USE): New function.
12973 * internal-fn.def (ASAN_POISON_USE): Declare.
12974 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
12975 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
12976 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
12977 ASAN_POISON calls w/o LHS.
12978 * tree-ssa.c (execute_update_addresses_taken): Create clobber
12979 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
12980 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
12981 * gimplify.c (asan_poison_variables): Add attribute
12982 use_after_scope_memory to variables that really needs to live
12983 in memory.
12984 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
12985 having the attribute.
12987 2017-01-23 Martin Liska <mliska@suse.cz>
12989 * asan.c (create_asan_shadow_var): New function.
12990 (asan_expand_poison_ifn): Likewise.
12991 * asan.h (asan_expand_poison_ifn): New declaration.
12992 * internal-fn.c (expand_ASAN_POISON): Likewise.
12993 * internal-fn.def (ASAN_POISON): New builtin.
12994 * sanopt.c (pass_sanopt::execute): Expand
12995 asan_expand_poison_ifn.
12996 * tree-inline.c (copy_decl_for_dup_finish): Make function
12997 external.
12998 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
12999 * tree-ssa.c (is_asan_mark_p): New function.
13000 (execute_update_addresses_taken): Rewrite local variables
13001 (identified just by use-after-scope as addressable) into SSA.
13003 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
13005 * doc/install.texi (Specific): opensource.apple.com uses https
13006 now. Remove trailing slash.
13008 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
13010 * README.Portability: Remove note on an Irix compatibility issue.
13012 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
13014 * gcov.c (INCLUDE_ALGORITHM): Define.
13015 (INCLUDE_VECTOR): Define.
13016 No longer include <vector> and <algorithm> directly.
13018 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
13020 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
13021 to https.
13022 * doc/invoke.texi (Code Gen Options): Ditto.
13024 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
13026 PR lto/78407
13027 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
13029 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
13031 rtl-optimization/79125
13032 * cprop.c (local_cprop_pass): Handle cases where we make an
13033 unconditional trap.
13035 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
13037 PR target/61729
13038 PR target/77850
13039 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
13040 read from, for big endian.
13042 2017-01-20 Jiong Wang <jiong.wang@arm.com>
13044 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
13045 register pauth builtins for LP64 only.
13047 2017-01-20 Marek Polacek <polacek@redhat.com>
13049 PR c/79152
13050 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
13051 non-case labels.
13053 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
13055 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
13056 of safelen status.
13057 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
13058 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
13059 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
13061 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13063 PR target/71270
13064 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
13065 in big-endian mode when they are not a single duplicated value.
13067 2017-01-20 Richard Biener <rguenther@suse.de>
13069 * BASE-VER: Bump to 7.0.1.
13071 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
13073 * omp-low.c (omplow_simd_context): New struct. Use it...
13074 (lower_rec_simd_input_clauses): ...here and...
13075 (lower_rec_input_clauses): ...here to hold common data. Adjust all
13076 references to idx, lane, max_vf, is_simt.
13078 2017-01-20 Graham Markall <graham.markall@embecosm.com>
13080 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
13081 mcpu=nps400.
13083 2017-01-20 Martin Jambor <mjambor@suse.cz>
13085 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
13086 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
13087 gt-hsa-common.h.
13088 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
13089 (GTFILES): Rename hsa.c to hsa-common.c.
13090 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
13091 * hsa-dump.c: Likewise.
13092 * hsa-gen.c: Likewise.
13093 * hsa-regalloc.c: Likewise.
13094 * ipa-hsa.c: Likewise.
13095 * omp-expand.c: Likewise.
13096 * omp-low.c: Likewise.
13097 * toplev.c: Likewise.
13099 2017-01-20 Marek Polacek <polacek@redhat.com>
13101 PR c/64279
13102 * doc/invoke.texi: Document -Wduplicated-branches.
13103 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
13104 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
13105 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
13106 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
13107 return 0 only when not OEP_LEXICOGRAPHIC.
13108 (fold_build_cleanup_point_expr): Use the expression
13109 location when building CLEANUP_POINT_EXPR.
13110 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
13111 * tree.c (add_expr): Handle error_mark_node.
13113 2017-01-20 Martin Liska <mliska@suse.cz>
13115 PR lto/69188
13116 * tree-profile.c (init_ic_make_global_vars): Do not call
13117 finalize_decl.
13118 (gimple_init_gcov_profiler): Likewise.
13120 2017-01-20 Martin Liska <mliska@suse.cz>
13122 PR ipa/71190
13123 * cgraph.h (maybe_create_reference): Remove argument and
13124 update comment.
13125 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
13126 argument.
13127 * ipa-cp.c (create_specialized_node): Likewise.
13128 * symtab.c (symtab_node::maybe_create_reference): Handle
13129 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
13131 2017-01-20 Martin Liska <mliska@suse.cz>
13133 * read-rtl-function.c (function_reader::create_function): Use
13134 build_decl instread of build_decl_stat.
13136 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
13138 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
13139 * config/i386/avx512dqintrin.h: Ditto.
13140 * config/i386/avx512fintrin.h: Ditto.
13141 * config/i386/i386-builtin-types.def: Add new types.
13142 * gcc/config/i386/i386.c: Handle new types.
13143 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
13144 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
13145 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
13146 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
13147 (__builtin_ia32_kshiftridi): New.
13148 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
13150 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
13152 PR target/78875
13153 PR target/79140
13154 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
13155 define to rs6000_init_stack_protect_guard.
13156 (rs6000_init_stack_protect_guard): New function.
13158 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
13159 Yunqiang Su <yunqiang.su@imgtec.com>
13161 * config.gcc (supported_defaults): Add madd4.
13162 (with_madd4): Add validation.
13163 (all_defaults): Add madd4.
13164 * config/mips/mips.opt (mmadd4): New option.
13165 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13166 mmadd4.
13167 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
13168 __mips_no_madd4.
13169 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
13170 (ISA_HAS_FUSED_MADD4): Likewise.
13171 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
13172 * gcc/doc/install.texi (--with-madd4): Document the new option.
13174 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13176 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
13177 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
13178 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
13179 (aarch64_init_pauth_hint_builtins): New.
13180 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
13181 (aarch64_expand_builtin): Expand new builtins.
13183 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13185 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
13186 * combine-stack-adj.c (no_unhandled_cfa): Handle
13187 REG_CFA_TOGGLE_RA_MANGLE.
13188 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
13189 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
13190 info for return address signing.
13191 (aarch64_expand_epilogue): Likewise.
13193 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13195 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
13196 * config/aarch64/aarch64-protos.h
13197 (aarch64_return_address_signing_enabled): New declaration.
13198 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
13199 New function.
13200 (aarch64_expand_prologue): Sign return address before it's pushed onto
13201 stack.
13202 (aarch64_expand_epilogue): Authenticate return address fetched from
13203 stack.
13204 (aarch64_override_options): Sanity check for ILP32 and ISA level.
13205 (aarch64_attributes): New function attributes for "sign-return-address".
13206 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
13207 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
13208 ("*do_return"): Generate combined instructions according to key index.
13209 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
13210 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
13211 iterators.
13212 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
13213 * config/aarch64/aarch64.opt (msign-return-address=): New.
13214 * doc/extend.texi (AArch64 Function Attributes): Documents
13215 "sign-return-address=".
13216 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
13218 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
13220 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
13221 overall option summary.
13223 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13225 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
13226 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
13227 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
13228 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
13230 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
13232 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
13233 -mpower9-minmax by default for -mcpu=power9.
13234 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
13235 128-bit floating point.
13237 2017-01-20 Alan Modra <amodra@gmail.com>
13239 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
13240 optimizing for size.
13242 2017-01-20 Alan Modra <amodra@gmail.com>
13244 PR target/79144
13245 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
13246 for strcmp and strncmp from corresponding builtin decl.
13248 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
13250 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
13251 instead of i386/rtems-64.h.
13252 * config/i386/rtems-64.h: Remove.
13254 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
13256 PR target/78478
13257 Revert:
13258 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
13260 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
13262 2017-01-19 Tamar Christina <tamar.christina@arm.com>
13264 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
13265 Change int to HOST_WIDE_INT.
13266 * config/aarch64/aarch64-protos.h
13267 (aarch64_simd_gen_const_vector_dup): Likewise.
13268 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
13270 2017-01-19 David Malcolm <dmalcolm@redhat.com>
13272 * langhooks-def.h (lhd_type_for_size): New decl.
13273 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
13274 * langhooks.c (lhd_type_for_size): New function, taken from
13275 lto_type_for_size.
13277 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
13279 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
13280 define_bypass for CR latency.
13281 (power9-cracked-alu): Update bypass latency and remove power9-branch.
13282 (power9-alu2): Add define_bypass for CR latency.
13283 (power9-cmp): New.
13284 (power9-mul): Update insn latency.
13285 (power9-mul-compare): Update insn latency, bypass latency and remove
13286 power9-branch.
13288 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13290 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
13291 Delete.
13292 * config/aarch64/aarch64.md
13293 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
13294 aarch64_nopcrelative_literal_loads.
13295 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
13297 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
13299 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
13300 TARGET_LOONGSON_3A.
13301 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
13303 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
13305 PR target/78176
13306 * config.gcc (supported_defaults): Add lxc1-sxc1.
13307 (with_lxc1_sxc1): Add validation.
13308 (all_defaults): Add lxc1-sxc1.
13309 * config/mips/mips.opt (mlxc1-sxc1): New option.
13310 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13311 mlxc1-sxc1.
13312 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
13313 __mips_no_lxc1_sxc1.
13314 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
13315 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
13316 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
13318 2017-01-19 Richard Biener <rguenther@suse.de>
13320 PR tree-optimization/72488
13321 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
13322 sure to restore SSA info.
13323 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
13325 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
13327 PR rtl-optimization/79121
13328 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
13329 of the inner type when shifting an extended value.
13331 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
13333 PR lto/78407
13334 * symtab.c (symtab_node::equal_address_to): Fix comparing of
13335 interposable aliases.
13337 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
13339 PR target/78516
13340 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
13341 Use the evmergelohi instruction.
13342 (mov_si<mode>_e500_subreg4_2_le): Likewise.
13343 (mov_sitf_e500_subreg8_2_be): Likewise.
13344 (mov_sitf_e500_subreg12_2_le): Likewise.
13345 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
13346 (mov_si<mode>_e500_subreg4_2_be): Likewise.
13347 (mov_sitf_e500_subreg8_2_le): Likewise.
13348 (mov_sitf_e500_subreg12_2_be): Likewise.
13350 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13352 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
13353 attribute from vecsimple to vecperm.
13354 (altivec_vbpermq2): Likewise.
13356 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13358 PR target/79040
13359 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
13361 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13362 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
13363 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
13364 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
13365 case where N arg is SIZE_MAX.
13366 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
13367 (cmpstrsi): Add pattern.
13369 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13371 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13372 __builtin_vec_revb builtins.
13373 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
13374 built-in functions to support generation of the ISA 3.0 XXBR<x>
13375 vector byte reverse instructions.
13376 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
13377 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
13378 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
13379 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
13380 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
13381 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
13382 (P9V_BUILTIN_VEC_REVB): Likewise.
13383 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
13384 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
13385 (p9_xxbrq_v16qi): Likewise.
13386 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
13387 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
13388 (p9_xxbrh_v8hi): Likewise.
13389 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
13390 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
13391 vec_revb built-in functions.
13393 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
13395 PR rtl-optimization/78952
13396 * config/i386/i386.md (any_extract): New code iterator.
13397 (*insvqi_2): Use any_extract for source operand.
13398 (*insvqi_3): Use any_shiftrt for source operand.
13400 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
13402 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
13403 New function.
13404 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
13406 2017-01-18 Matthias Klose <doko@ubuntu.com>
13408 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
13410 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13412 * config/rs6000/altivec.h (vec_bperm): Change #define.
13413 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
13414 (altivec_vbpermq2): New define_insn.
13415 (altivec_vbpermd): Likewise.
13416 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
13417 function interface.
13418 (VBPERMD): Likewise.
13419 (VBPERM): New polymorphic function interface.
13420 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
13421 Add entries for P9V_BUILTIN_VEC_VBPERM.
13422 * doc/extend.texi: Add interfaces for vec_bperm.
13424 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13426 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
13427 first letter of error messages.
13428 (s390_resolve_overloaded_builtin): Likewise.
13429 * config/s390/s390.c (s390_expand_builtin): Likewise.
13430 (s390_invalid_arg_for_unprototyped_fn): Likewise.
13431 (s390_valid_target_attribute_inner_p): Likewise.
13432 * config/s390/s390.md ("tabort"): Likewise.
13434 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
13436 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
13437 (ISA_AVOID_DIV_HILO): New macro.
13438 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
13439 (ISA_HAS_DDIV): Likewise.
13441 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13443 * doc/invoke.texi (fabi-version): Correct number of occurrences.
13445 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13447 * doc/invoke.texi (fabi-version): Spelling fix.
13449 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13451 PR c++/70182
13452 * doc/invoke.texi (fabi-version): Mention mangling fix for
13453 operator names.
13455 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13457 PR c++/77489
13458 * doc/invoke.texi (fabi-version): Document discriminator mangling.
13460 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
13462 PR target/78875
13463 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
13464 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
13465 the new options.
13466 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
13467 flexible settings.
13468 (stack_protect_test): Ditto.
13469 * config/rs6000/rs6000.opt (mstack-protector-guard=,
13470 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
13471 options.
13472 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
13473 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
13474 -mstack-protector-guard-offset=.
13475 (RS/6000 and PowerPC Options): Ditto.
13477 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
13479 * config/i386/i386.h (MASK_CLASS_P): New define.
13480 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
13481 there are no registers from different register sets also when
13482 mask registers are used. Update function comment.
13483 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
13484 to (*k/*r) and (*k/*km) alternatives.
13486 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
13488 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
13489 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
13490 (EH_RETURN_HANDLER_RTX): New define.
13491 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
13492 Force frame pointer in EH return functions.
13493 (aarch64_expand_epilogue): Add barrier for eh_return.
13494 (aarch64_final_eh_return_addr): Remove.
13495 (aarch64_eh_return_handler_rtx): New function.
13496 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
13497 Remove.
13498 (aarch64_eh_return_handler_rtx): New prototype.
13500 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13502 * config/rs6000/altivec.h (vec_rlmi): New #define.
13503 (vec_vrlnm): Likewise.
13504 (vec_rlnm): Likewise.
13505 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
13506 (UNSPEC_VRLNM): Likewise.
13507 (VIlong): New mode iterator.
13508 (altivec_vrl<VI_char>mi): New define_insn.
13509 (altivec_vrl<VI_char>nm): Likewise.
13510 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
13511 function entry.
13512 (VRLDNM): Likewise.
13513 (RLNM): New polymorphic function entry.
13514 (VRLWMI): New monomorphic function entry.
13515 (VRLDMI): Likewise.
13516 (RLMI): New polymorphic function entry.
13517 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
13518 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
13519 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
13520 vec_vrlnm.
13522 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13524 PR debug/78839
13525 * dwarf2out.c (field_byte_offset): Restore the
13526 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
13527 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
13528 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
13529 of build2 + fold.
13531 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
13533 PR ada/67205
13534 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
13536 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13538 PR debug/71669
13539 * dwarf2out.c (add_data_member_location_attribute): For constant
13540 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
13541 instead of DW_AT_data_member_location, DW_AT_bit_offset and
13542 DW_AT_byte_size attributes.
13544 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
13546 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
13547 after forcing to constant memory when the code model is medium.
13549 2017-01-17 Julia Koval <julia.koval@intel.com>
13551 PR target/76731
13552 * config/i386/avx512fintrin.h
13553 (_mm512_i32gather_ps): Change __addr type to void const*.
13554 (_mm512_mask_i32gather_ps): Ditto.
13555 (_mm512_i32gather_pd): Ditto.
13556 (_mm512_mask_i32gather_pd): Ditto.
13557 (_mm512_i64gather_ps): Ditto.
13558 (_mm512_mask_i64gather_ps): Ditto.
13559 (_mm512_i64gather_pd): Ditto.
13560 (_mm512_mask_i64gather_pd): Ditto.
13561 (_mm512_i32gather_epi32): Ditto.
13562 (_mm512_mask_i32gather_epi32): Ditto.
13563 (_mm512_i32gather_epi64): Ditto.
13564 (_mm512_mask_i32gather_epi64): Ditto.
13565 (_mm512_i64gather_epi32): Ditto.
13566 (_mm512_mask_i64gather_epi32): Ditto.
13567 (_mm512_i64gather_epi64): Ditto.
13568 (_mm512_mask_i64gather_epi64): Ditto.
13569 (_mm512_i32scatter_ps): Change __addr type to void*.
13570 (_mm512_mask_i32scatter_ps): Ditto.
13571 (_mm512_i32scatter_pd): Ditto.
13572 (_mm512_mask_i32scatter_pd): Ditto.
13573 (_mm512_i64scatter_ps): Ditto.
13574 (_mm512_mask_i64scatter_ps): Ditto.
13575 (_mm512_i64scatter_pd): Ditto.
13576 (_mm512_mask_i64scatter_pd): Ditto.
13577 (_mm512_i32scatter_epi32): Ditto.
13578 (_mm512_mask_i32scatter_epi32): Ditto.
13579 (_mm512_i32scatter_epi64): Ditto.
13580 (_mm512_mask_i32scatter_epi64): Ditto.
13581 (_mm512_i64scatter_epi32): Ditto.
13582 (_mm512_mask_i64scatter_epi32): Ditto.
13583 (_mm512_i64scatter_epi64): Ditto.
13584 (_mm512_mask_i64scatter_epi64): Ditto.
13585 * config/i386/avx512pfintrin.h
13586 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
13587 (_mm512_mask_prefetch_i32gather_ps): Ditto.
13588 (_mm512_mask_prefetch_i64gather_pd): Ditto.
13589 (_mm512_mask_prefetch_i64gather_ps): Ditto.
13590 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
13591 (_mm512_prefetch_i32scatter_ps): Ditto.
13592 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
13593 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
13594 (_mm512_prefetch_i64scatter_pd): Ditto.
13595 (_mm512_prefetch_i64scatter_ps): Ditto.
13596 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
13597 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
13598 * config/i386/avx512vlintrin.h
13599 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
13600 (_mm_mmask_i32gather_ps): Ditto.
13601 (_mm256_mmask_i32gather_pd): Ditto.
13602 (_mm_mmask_i32gather_pd): Ditto.
13603 (_mm256_mmask_i64gather_ps): Ditto.
13604 (_mm_mmask_i64gather_ps): Ditto.
13605 (_mm256_mmask_i64gather_pd): Ditto.
13606 (_mm_mmask_i64gather_pd): Ditto.
13607 (_mm256_mmask_i32gather_epi32): Ditto.
13608 (_mm_mmask_i32gather_epi32): Ditto.
13609 (_mm256_mmask_i32gather_epi64): Ditto.
13610 (_mm_mmask_i32gather_epi64): Ditto.
13611 (_mm256_mmask_i64gather_epi32): Ditto.
13612 (_mm_mmask_i64gather_epi32): Ditto.
13613 (_mm256_mmask_i64gather_epi64): Ditto.
13614 (_mm_mmask_i64gather_epi64): Ditto.
13615 (_mm256_i32scatter_ps): Change __addr type to void*.
13616 (_mm256_mask_i32scatter_ps): Ditto.
13617 (_mm_i32scatter_ps): Ditto.
13618 (_mm_mask_i32scatter_ps): Ditto.
13619 (_mm256_i32scatter_pd): Ditto.
13620 (_mm256_mask_i32scatter_pd): Ditto.
13621 (_mm_i32scatter_pd): Ditto.
13622 (_mm_mask_i32scatter_pd): Ditto.
13623 (_mm256_i64scatter_ps): Ditto.
13624 (_mm256_mask_i64scatter_ps): Ditto.
13625 (_mm_i64scatter_ps): Ditto.
13626 (_mm_mask_i64scatter_ps): Ditto.
13627 (_mm256_i64scatter_pd): Ditto.
13628 (_mm256_mask_i64scatter_pd): Ditto.
13629 (_mm_i64scatter_pd): Ditto.
13630 (_mm_mask_i64scatter_pd): Ditto.
13631 (_mm256_i32scatter_epi32): Ditto.
13632 (_mm256_mask_i32scatter_epi32): Ditto.
13633 (_mm_i32scatter_epi32): Ditto.
13634 (_mm_mask_i32scatter_epi32): Ditto.
13635 (_mm256_i32scatter_epi64): Ditto.
13636 (_mm256_mask_i32scatter_epi64): Ditto.
13637 (_mm_i32scatter_epi64): Ditto.
13638 (_mm_mask_i32scatter_epi64): Ditto.
13639 (_mm256_i64scatter_epi32): Ditto.
13640 (_mm256_mask_i64scatter_epi32): Ditto.
13641 (_mm_i64scatter_epi32): Ditto.
13642 (_mm_mask_i64scatter_epi32): Ditto.
13643 (_mm256_i64scatter_epi64): Ditto.
13644 (_mm256_mask_i64scatter_epi64): Ditto.
13645 (_mm_i64scatter_epi64): Ditto.
13646 (_mm_mask_i64scatter_epi64): Ditto.
13647 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
13648 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
13649 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
13650 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
13651 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
13652 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
13653 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
13654 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
13655 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
13656 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
13657 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
13658 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
13659 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
13660 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
13661 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
13662 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
13663 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
13664 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
13665 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
13666 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
13667 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
13668 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
13669 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
13670 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
13671 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
13672 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
13673 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
13674 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
13675 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
13676 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
13677 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
13678 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
13679 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
13680 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
13681 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
13682 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
13683 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
13684 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
13685 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
13686 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
13687 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
13688 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
13689 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
13690 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
13691 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
13692 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
13693 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
13694 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
13695 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
13696 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
13697 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
13698 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
13699 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
13700 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
13701 definitions accordingly.
13703 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
13704 Kuan-Lin Chen <kuanlinchentw@gmail.com>
13706 PR target/79079
13707 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
13708 gen_lowpart.
13710 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
13712 PR target/79058
13713 * ira-conflicts.c (ira_build_conflicts): Update total conflict
13714 hard regs for inner regno.
13716 2017-01-17 Martin Liska <mliska@suse.cz>
13718 PR ipa/71207
13719 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
13720 assumption and add comment.
13722 2017-01-17 Nathan Sidwell <nathan@acm.org>
13724 * ipa-visibility.c (localize_node): New function, broken out of ...
13725 (function_and_variable_visibility): ... here. Call it.
13727 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
13729 PR middle-end/77445
13730 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
13731 correctly set frequency of oudgoing edge.
13732 (duplicate_thread_path): Fix profile updating.
13734 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13736 PR other/79046
13737 * configure.ac: Add GCC_BASE_VER.
13738 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
13739 version from BASE-VER file.
13740 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
13741 (gcc.o): Depend on $(BASEVER).
13742 * common.opt (dumpfullversion): New option.
13743 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
13744 * doc/invoke.texi: Document -dumpfullversion.
13745 * doc/install.texi: Document --with-gcc-major-version-only.
13746 * configure: Regenerated.
13748 2017-01-17 Richard Biener <rguenther@suse.de>
13750 PR tree-optimization/71433
13751 * tree-vrp.c (register_new_assert_for): Merge same asserts
13752 on all incoming edges.
13753 (process_assert_insertions_for): Handle insertions at the
13754 beginning of BBs.
13756 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
13758 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
13759 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
13761 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
13763 PR target/78633
13764 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
13765 RTL sharing.
13767 2017-01-17 Alan Modra <amodra@gmail.com>
13769 PR target/79066
13770 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
13771 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
13772 symbolic stack limit when pic.
13774 2017-01-16 Martin Sebor <msebor@redhat.com>
13776 PR tree-optimization/78608
13777 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
13779 2017-01-16 Jeff Law <law@redhat.com>
13781 Revert:
13782 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
13783 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
13784 for several include directories that may be relative to sysroot.
13785 * config/i386/x-mingw32 (gplus_includedir): Define.
13786 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
13787 (native_system_includedir): Likewise.
13788 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
13789 override if TARGET_SYSTEM_ROOT is defined.
13790 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
13792 PR tree-optimization/79090
13793 PR tree-optimization/33562
13794 PR tree-optimization/61912
13795 PR tree-optimization/77485
13796 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
13797 and computed trims into the dump file.
13799 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
13801 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
13803 2017-01-16 Jakub Jelinek <jakub@redhat.com>
13805 PR c/79089
13806 * gimplify.c (gimplify_init_constructor): If want_value and
13807 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
13808 fix.
13810 PR target/79080
13811 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
13812 sequence. Formatting fixes.
13813 (doloop_optimize): Formatting fixes.
13815 PR driver/49726
13816 * gcc.c (debug_level_greater_than_spec_func): New function.
13817 (static_spec_functions): Add debug-level-gt spec function.
13818 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
13819 !g0.
13820 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13821 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13822 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
13823 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
13824 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
13825 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
13827 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
13829 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
13830 QImode fixups to general and mask registers only.
13832 2017-01-16 Carl Love <cel@us.ibm.com>
13834 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
13835 for built-in functions
13836 vector signed char vec_nabs (vector signed char)
13837 vector signed short vec_nabs (vector signed short)
13838 vector signed int vec_nabs (vector signed int)
13839 vector signed long long vec_nabs (vector signed long long)
13840 vector float vec_nabs (vector float)
13841 vector double vec_nabs (vector double)
13842 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
13843 and NABS overload.
13844 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
13845 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
13846 * doc/extend.texi: Update the documentation file for the new built-in
13847 functions.
13849 2017-01-16 Martin Sebor <msebor@redhat.com>
13851 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
13852 message.
13854 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13856 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
13857 UNSPEC_VSX__XXSPLTD to require special splat handling.
13859 2017-01-16 David Malcolm <dmalcolm@redhat.com>
13861 PR bootstrap/78616
13862 * system.h: Poison strndup.
13864 2017-01-16 Alan Modra <amodra@gmail.com>
13866 PR target/79098
13867 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
13868 use a switch.
13870 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
13872 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
13874 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
13876 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
13877 call recog here. Assert that INSN_CODE (insn) is non-negative.
13879 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
13881 PR target/72749
13882 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
13883 fallthrough.
13884 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
13885 in the currently scheduled RTL fragment.
13887 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
13889 PR rtl-optimization/78751
13890 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
13891 give up.
13893 2017-01-14 Jeff Law <law@redhat.com>
13895 PR tree-optimization/79090
13896 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
13897 variable length stores.
13898 (compute_trims): Delete dead assignment to *trim_tail.
13899 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
13900 zero length.
13902 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
13904 PR rtl-optimization/78626
13905 PR rtl-optimization/78727
13906 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
13907 of a block, and split such blocks after everything else is finished.
13909 2017-01-14 Alan Modra <amodra@gmail.com>
13911 PR target/72749
13912 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
13913 target legitimate_combined_insn.
13914 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
13915 (rs6000_legitimate_combined_insn): New function.
13916 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
13917 all uses.
13918 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
13919 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
13920 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
13922 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
13924 * doc/frontends.texi (G++ and GCC): Remove references to Java.
13926 2017-01-13 Jeff Law <law@redhat.com>
13928 PR tree-optimization/33562
13929 PR tree-optimization/61912
13930 PR tree-optimization/77485
13931 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
13932 a statement.
13933 (delete_dead_assignment): Likewise.
13934 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
13935 statement to delete_dead_call and delete_dead_assignment.
13937 2017-01-13 David Malcolm <dmalcolm@redhat.com>
13939 PR c/78304
13940 * substring-locations.c (format_warning_va): Strengthen case 1 so
13941 that both endpoints of the substring must be within the format
13942 range for just the substring to be printed.
13944 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
13946 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
13947 * config/i386/i386.c (ix86_target_string): Add missing options
13948 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
13949 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
13950 flags_other and ix86_target_other to flags2_other. Display unknown
13951 isa2 options.
13952 (ix86_valid_target_attribute_inner_p): Add missing options and
13953 reorder options by implied ISAs, as in ix86_target_string.
13955 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13957 * hash-table.h (hash_table::too_empty_p): New function.
13958 (hash_table::expand): Use it.
13959 (hash_table::traverse): Likewise.
13960 (hash_table::empty_slot): Use sizeof (value_type) instead of
13961 sizeof (PTR) to convert bytes to elements. Shrink the table
13962 if the current size is excessive for the current number of
13963 elements.
13965 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13967 * ira-costs.c (record_reg_classes): Break from the inner loop
13968 early once alt_fail is known to be true. Update outer loop
13969 handling accordingly.
13971 2017-01-13 Jeff Law <law@redhat.com>
13973 * tree-ssa-dse.c (decrement_count): New function.
13974 (increment_start_addr, maybe_trim_memstar_call): Likewise.
13975 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
13976 when we know the partially dead statement is a mem* function.
13978 PR tree-optimization/61912
13979 PR tree-optimization/77485
13980 * tree-ssa-dse.c: Include expr.h.
13981 (maybe_trim_constructor_store): New function.
13982 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
13984 PR tree-optimization/33562
13985 PR tree-optimization/61912
13986 PR tree-optimization/77485
13987 * doc/invoke.texi: Document new dse-max-object-size param.
13988 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
13989 * tree-ssa-dse.c: Include params.h.
13990 (dse_store_status): New enum.
13991 (initialize_ao_ref_for_dse): New, partially extracted from
13992 dse_optimize_stmt.
13993 (valid_ao_ref_for_dse, normalize_ref): New.
13994 (setup_live_bytes_from_ref, compute_trims): Likewise.
13995 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
13996 (maybe_trim_partially_dead_store): Likewise.
13997 (maybe_trim_complex_store): Likewise.
13998 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
13999 Track what bytes live from the original store. Return tri-state
14000 for dead, partially dead or live.
14001 (dse_dom_walker): Add constructor, destructor and new private members.
14002 (delete_dead_call, delete_dead_assignment): New extracted from
14003 dse_optimize_stmt.
14004 (dse_optimize_stmt): Make a member of dse_dom_walker.
14005 Use initialize_ao_ref_for_dse.
14007 PR tree-optimization/33562
14008 PR tree-optimization/61912
14009 PR tree-optimization/77485
14010 * sbitmap.h (bitmap_count_bits): Prototype.
14011 (bitmap_clear_range, bitmap_set_range): Likewise.
14012 * sbitmap.c (bitmap_clear_range): New function.
14013 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
14015 2017-01-13 Martin Liska <mliska@suse.cz>
14017 PR ipa/79043
14018 * function.c (set_cfun): Add new argument force.
14019 * function.h (set_cfun): Likewise.
14020 * ipa-inline-transform.c (inline_call): Use the function when
14021 strict alising from is dropped for function we inline to.
14023 2017-01-13 Richard Biener <rguenther@suse.de>
14025 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
14026 for dumping GIMPLE INTEGER_CSTs.
14028 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14030 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
14031 to 201112L since C++17.
14033 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
14035 PR sanitizer/78887
14036 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
14037 if -fsanitize=kernel-address is present.
14039 2017-01-13 Richard Biener <rguenther@suse.de>
14041 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
14042 as _Literal ( type ) number in case usual suffixes do not
14043 preserve all information.
14045 2017-01-13 Richard Biener <rguenther@suse.de>
14047 PR tree-optimization/77283
14048 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
14049 and ssa-iterators.h.
14050 (is_feasible_trace): Implement a cost model based on joiner
14051 PHI node uses.
14053 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14055 PR target/79004
14056 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
14057 char or short to __float128/_Float128 directly.
14059 2017-01-12 Martin Sebor <msebor@redhat.com>
14061 to -Wformat-overflow.
14062 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
14063 (min_bytes_remaining): Same.
14064 (get_string_length): Same.
14065 (format_string): Same.
14066 (format_directive): Same.
14067 (add_bytes): Same.
14068 (pass_sprintf_length::handle_gimple_call): Same.
14070 2017-01-12 Jakub Jelinek <jakub@redhat.com>
14072 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
14073 info.nowrite calls with no lhs that can't throw. Return bool
14074 whether gsi_remove has been called or not.
14075 (pass_sprintf_length::handle_gimple_call): Return bool whether
14076 try_substitute_return_value called gsi_remove. Formatting fix.
14077 (pass_sprintf_length::execute): Don't use gsi_remove if
14078 handle_gimple_call returned true.
14080 PR bootstrap/79069
14081 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
14082 be removed due to side-effects, don't remove following barrier nor
14083 turn the successor edge into fallthru edge.
14085 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14087 PR target/79044
14088 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
14089 element-reversing loads and stores as not swappable.
14091 2017-01-12 Nathan Sidwell <nathan@acm.org>
14092 Nicolai Stange <nicstange@gmail.com>
14094 * combine.c (try_combine): Don't ignore result of overlap checking
14095 loop. Combine overlap & asm check into single loop.
14097 2017-01-12 Richard Biener <rguenther@suse.de>
14099 * tree-pretty-print.c (dump_generic_node): Provide -gimple
14100 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
14102 2017-01-12 Richard Biener <rguenther@suse.de>
14104 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
14105 and TS_TARGET_OPTION directly derive from TS_BASE.
14106 * tree-core.h (tree_optimization_option): Derive from tree_base.
14107 (tree_target_option): Likewise.
14109 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
14111 * config/i386/i386.c (memory_address_length): Increase len
14112 only when rip_relative_addr_p returns false.
14114 2017-01-11 Julia Koval <julia.koval@intel.com>
14116 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
14117 (OPTION_MASK_ISA_SGX_SET): New.
14118 (ix86_handle_option): Handle OPT_msgx.
14119 * config.gcc: Added sgxintrin.h.
14120 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
14121 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
14122 * config/i386/i386.c (ix86_target_string): Add -msgx.
14123 (PTA_SGX): New.
14124 (ix86_option_override_internal): Handle new options.
14125 (ix86_valid_target_attribute_inner_p): Add sgx.
14126 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
14127 * config/i386/i386.opt: Add msgx.
14128 * config/i386/sgxintrin.h: New file.
14129 * config/i386/x86intrin.h: Add sgxintrin.h.
14131 2017-01-11 Jakub Jelinek <jakub@redhat.com>
14133 PR c++/71537
14134 * fold-const.c (maybe_nonzero_address): Return 1 for function
14135 local objects.
14136 (tree_single_nonzero_warnv_p): Don't handle function local objects
14137 here.
14139 PR c++/72813
14140 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
14141 of c-header.
14143 2017-01-11 David Malcolm <dmalcolm@redhat.com>
14145 PR driver/78877
14146 * opts.c: Include "spellcheck.h"
14147 (struct string_fragment): New struct.
14148 (struct edit_distance_traits<const string_fragment &>): New
14149 struct.
14150 (get_closest_sanitizer_option): New function.
14151 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
14153 2017-01-11 Jakub Jelinek <jakub@redhat.com>
14155 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
14156 by 12.
14157 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
14158 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
14159 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
14160 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
14161 for initial die_offset if dwarf_split_debug_info.
14162 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
14163 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
14164 fields.
14165 (output_skeleton_debug_sections): Formatting fix. Use
14166 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
14167 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
14169 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
14171 * config/arm/cortex-a53.md: Add bypasses for
14172 cortex_a53_r2f_cvt.
14173 (cortex_a53_r2f): Only use for transfers.
14174 (cortex_a53_f2r): Likewise.
14175 (cortex_a53_r2f_cvt): Add reservation for conversions.
14176 (cortex_a53_f2r_cvt): Likewise.
14178 2017-01-11 Tamar Christina <tamar.christina@arm.com>
14180 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
14181 to all inlined functions, change static to extern.
14183 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
14185 PR target/78253
14186 * config/arm/arm.c (legitimize_pic_address): Handle reference to
14187 weak symbol.
14188 (arm_assemble_integer): Likewise.
14190 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
14192 * config.gcc: Use new awk script to check CPU, FPU and architecture
14193 parameters for --with-... options.
14194 * config/arm/parsecpu.awk: New file
14195 * config/arm/arm-cpus.in: New file.
14196 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
14197 files.
14198 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
14199 files.
14200 * config/arm/t-arm: Update dependency rules.
14201 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
14202 of processing .def files.
14203 * config/arm/genopt.sh: Deleted.
14204 * config/arm/gentune.sh: Deleted.
14205 * config/arm/arm-cores.def: Deleted.
14206 * config/arm/arm-arches.def: Deleted.
14207 * config/arm/arm-fpus.def: Deleted.
14208 * config/arm/arm-tune.md: Regenerated.
14209 * config/arm/arm-tables.opt: Regenerated.
14210 * config/arm/arm-cpu.h: New generated file.
14211 * config/arm/arm-cpu-data.h: New generated file.
14212 * config/arm/arm-cpu-cdata.h: New generated file.
14214 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
14216 PR lto/79042
14217 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
14218 bit.
14219 (input_varpool_node): Unpack dynamically_initialized bit.
14221 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
14223 PR rtl-optimization/79032
14224 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
14225 the alignment of the adjusted memory reference against that of MODE,
14226 instead of the alignment of the original memory reference.
14228 2017-01-11 Martin Jambor <mjambor@suse.cz>
14230 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
14231 test.
14232 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
14233 decorated functions.
14235 2017-01-11 Richard Biener <rguenther@suse.de>
14237 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
14238 set range/nonnull info for PHI results. Do not set it on
14239 stmts marked for removal.
14241 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
14243 * expr.c (store_field): In the bitfield case, fetch the return value
14244 from the registers before applying a single big-endian adjustment.
14245 Always do a final load for a BLKmode value not larger than a word.
14247 2017-01-10 David Malcolm <dmalcolm@redhat.com>
14249 PR c++/77949
14250 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
14251 that we correctly handle column numbers greater than
14252 LINE_MAP_MAX_COLUMN_NUMBER.
14254 2017-01-10 Martin Sebor <msebor@redhat.com>
14256 PR middle-end/78245
14257 * gimple-ssa-sprintf.c (get_destination_size): Call
14258 {init,fini}object_sizes.
14259 * tree-object-size.c (addr_object_size): Adjust.
14260 (pass_through_call): Adjust.
14261 (pass_object_sizes::execute): Adjust.
14262 * tree-object-size.h (fini_object_sizes): Declare.
14264 2017-01-10 Martin Sebor <msebor@redhat.com>
14266 PR tree-optimization/78775
14267 * builtins.c (get_size_range): Move...
14268 * calls.c: ...to here.
14269 (alloc_max_size): Accept zero argument.
14270 (operand_signed_p): Remove.
14271 (maybe_warn_alloc_args_overflow): Call get_size_range.
14272 * calls.h (get_size_range): Declare.
14274 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
14276 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
14277 from TI's devices.csv file as of September 2016.
14278 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
14280 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
14282 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
14283 * doc/invoke.texi: Likewise.
14284 * doc/md.texi: Likewise.
14285 * doc/objc.texi: Likewise.
14287 2017-01-10 Joshua Conner <joshconner@google.com>
14289 * config/arm/fuchsia-elf.h: New file.
14290 * config/fuchsia.h: New file.
14291 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
14292 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
14293 targets.
14294 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
14296 2016-01-10 Richard Biener <rguenther@suse.de>
14298 PR tree-optimization/79034
14299 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
14300 Propagate out degenerate PHIs in the joiner.
14302 2017-01-10 Martin Liska <mliska@suse.cz>
14304 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
14305 (sort_congruence_classes_by_decl_uid): Likewise.
14306 (sort_congruence_class_groups_by_decl_uid): Likewise.
14307 (sem_item_optimizer::merge_classes): Sort class, groups in these
14308 classes and members in the groups by DECL_UID of declarations.
14309 This would make merge operations stable.
14311 2017-01-10 Martin Liska <mliska@suse.cz>
14313 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
14314 usage of m_classes_vec.
14315 (sem_item_optimizer::~sem_item_optimizer): Likewise.
14316 (sem_item_optimizer::get_group_by_hash): Likewise.
14317 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
14318 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
14319 (sem_item_optimizer::verify_classes): Likewise.
14320 (sem_item_optimizer::process_cong_reduction): Likewise.
14321 (sem_item_optimizer::dump_cong_classes): Likewise.
14322 (sem_item_optimizer::merge_classes): Likewise.
14323 * ipa-icf.h (congruence_class_hash): Rename from
14324 congruence_class_group_hash. Remove declaration of m_classes_vec.
14326 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
14328 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
14329 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
14330 * config.gcc: Add avx512vpopcntdqintrin.h.
14331 * config/i386/avx512vpopcntdqintrin.h: New.
14332 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
14333 * config/i386/i386-builtin-types.def: Add new types.
14334 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
14335 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
14336 __builtin_ia32_vpopcountq_v8di_mask): New.
14337 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14338 __AVX512VPOPCNTDQ__.
14339 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
14340 (PTA_AVX512VPOPCNTDQ): Define.
14341 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
14342 TARGET_AVX512VPOPCNTDQ_P): Define.
14343 * config/i386/i386.opt: Add mavx512vpopcntdq.
14344 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
14345 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
14347 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14349 PR middle-end/77484
14350 * predict.def (PRED_CALL): Set to 67.
14352 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
14354 * expr.c (store_field): In the bitfield case, if the value comes from
14355 a function call and is of an aggregate type returned in registers, do
14356 not modify the field mode; extract the value in all cases if the mode
14357 is BLKmode and the size is not larger than a word.
14359 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
14361 PR target/71017
14362 * config/i386/cpuid.h: Fix undefined behavior.
14364 2017-01-04 Jeff Law <law@redhat.com>
14366 PR tree-optimization/79007
14367 PR tree-optimization/67955
14368 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
14369 conservative for pt.null when flag_non_call_exceptions is on.
14371 2017-01-09 Jakub Jelinek <jakub@redhat.com>
14373 PR translation/79019
14374 PR translation/79020
14375 * params.def (PARAM_INLINE_MIN_SPEEDUP,
14376 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
14377 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
14378 in descriptions.
14379 * config/avr/avr.opt (maccumulate-args): Likewise.
14380 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
14381 * common.opt (freport-bug): Likewise.
14382 * cif-code.def (CIF_FINAL_ERROR): Likewise.
14383 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
14384 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
14385 translatable string.
14386 * config/i386/i386.c (function_value_32): Likewise.
14387 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
14388 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
14389 Likewise.
14390 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
14391 * common/config/msp430/msp430-common.c (msp430_handle_option):
14392 Likewise.
14393 * symtab.c (symtab_node::verify_base): Likewise.
14394 * opts.c (set_debug_level): Likewise.
14395 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
14396 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14397 missing whitespace to translatable strings.
14398 * config/avr/avr.md (bswapsi2): Fix typo in comment.
14399 * config/sh/superh.h: Likewise.
14400 * config/i386/xopintrin.h: Likewise.
14401 * config/i386/znver1.md: Likewise.
14402 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
14403 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
14404 * double-int.h (struct double_int): Likewise.
14405 * double-int.c (div_and_round_double): Likewise.
14406 * wide-int.cc: Likewise.
14407 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
14408 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
14409 * cfgcleanup.c (crossjumps_occured): Renamed to ...
14410 (crossjumps_occurred): ... this.
14411 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
14412 Adjust all uses.
14414 PR tree-optimization/78899
14415 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
14416 returning bool return struct loop *, NULL for failure and the new
14417 loop on success.
14418 (versionable_outer_loop_p): Don't version outer loop if it has
14419 dont_vectorized bit set.
14420 (tree_if_conversion): When versioning outer loop, ensure
14421 tree_if_conversion is performed also on the inner loop of the
14422 non-vectorizable outer loop copy.
14423 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
14424 LOOP_VECTORIZED in inner loop of the scalar outer loop and
14425 prevent vectorization of it.
14426 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
14427 the outer loop vectorization of the non-scalar version is attempted
14428 before vectorization of the inner loop in scalar version. If
14429 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
14430 vectorization of its inner loop.
14431 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
14432 has 2 inner loops, rename also on edges from bb whose single pred
14433 is outer_loop->header. Fix typo in function comment.
14435 2017-01-09 Martin Sebor <msebor@redhat.com>
14437 PR bootstrap/79033
14438 * asan.c (asan_emit_stack_protection): Increase local buffer size
14439 to avoid snprintf truncation warning.
14441 2017-01-09 Andrew Pinski <apinski@cavium.com>
14443 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
14444 to reference thunderx2t99 for the tuning structure
14445 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
14446 Rename to ...
14447 (thunderx2t99_extra_costs): This.
14448 * config/aarch64/aarch64-tune.md: Regenerate.
14449 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
14450 (vulcan_addrcost_table): This.
14451 (vulcan_regmove_cost): Rename to ...
14452 (thunderx2t99_regmove_cost): This.
14453 (vulcan_vector_cost): Rename to ...
14454 (thunderx2t99_vector_cost): this.
14455 (vulcan_branch_cost): Rename to ...
14456 (thunderx2t99_branch_cost): This.
14457 (vulcan_tunings): Rename to ...
14458 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
14459 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
14461 2017-01-09 Martin Jambor <mjambor@suse.cz>
14463 PR ipa/78365
14464 PR ipa/78599
14465 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
14466 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
14467 (propagate_vr_accross_jump_function): Use the above function for all
14468 value range computations for pass-through jump functions and type
14469 converasion from explicit value range values.
14470 (ipcp_propagate_stage): Do not attempt to deduce types of formal
14471 parameters from TYPE_ARG_TYPES.
14472 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
14473 (ipa_write_node_info): Stream type of the actual argument.
14474 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
14476 2017-01-09 Martin Liska <mliska@suse.cz>
14478 PR pch/78970
14479 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
14480 (lookup_compiler): Do not show error message with have_E.
14482 2017-01-09 Jakub Jelinek <jakub@redhat.com>
14484 PR tree-optimization/78938
14485 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
14486 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
14487 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
14488 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
14489 fixes.
14491 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14493 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
14494 is const0_rtx.
14496 2017-01-09 Richard Biener <rguenther@suse.de>
14498 PR tree-optimization/78997
14499 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
14500 name condition properly.
14502 2017-01-09 Richard Biener <rguenther@suse.de>
14504 PR debug/79000
14505 * dwarf2out.c (is_cxx): New overload with context.
14506 (is_naming_typedef_decl): Use it.
14508 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14510 * invoke.texi (Option Summary): Correct spacing in option lists
14511 and add line breaks to fix over-long lines.
14513 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14515 PR middle-end/17660
14517 * extend.texi (Common Variable Attributes): Add xref to GCC
14518 Internals manual to explain mode attribute keywords.
14520 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14522 PR other/16519
14523 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
14524 and Preprocessor Options.
14525 (Options for Linking): Document -pthread here....
14526 (RS/6000 and PowerPC Options): ...not here.
14527 (Solaris 2 Options): ...or here.
14528 * doc/cppopts.texi: Document -pthread.
14530 2017-01-08 Martin Sebor <msebor@redhat.com>
14532 PR middle-end/77708
14533 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
14534 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
14535 New member functions.
14536 (format_directive): Used them.
14537 (add_bytes): Same.
14538 (pass_sprintf_length::handle_gimple_call): Same.
14539 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
14540 to avoid truncation for any argument.
14541 (extract_affine_mul): Same.
14542 * tree.c (get_file_function_name): Same.
14544 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14546 PR middle-end/77484
14547 * predict.def (PRED_INDIR_CALL): Set to 86.
14549 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14551 PR preprocessor/54124
14552 * doc/cppopts.texi: Reformat -d subtable to list the full name
14553 of the options. Add cross-reference to the docs for the general
14554 compiler -d options.
14555 * doc/invoke.texi (Developer Options): Add cross-reference to the
14556 preprocessor-specific -d option documentation.
14558 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14560 PR preprocessor/13498
14561 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
14562 redudant material, and reflect new command-line options.
14563 (System Headers): Likewise.
14565 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14567 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
14568 -isystem, and -idirafter. Copy-edit.
14569 * doc/cppopts.texi: Copy-edit. Remove contradiction about
14570 default for -ftrack-macro-expansion. Delete obsolete and
14571 badly-formatted implementation details about -fdebug-cpp output.
14572 * doc/cppwarnopts.texi: Copy-edit.
14574 2017-01-07 David Malcolm <dmalcolm@redhat.com>
14576 PR c++/72803
14577 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
14578 that the transition from a max line width >= 1<<10 to narrower
14579 lines works correctly.
14581 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
14583 * doc/options.texi (PerFunction): New.
14584 * opt-functions.awk (switch_flags): Map both Optimization and
14585 PerFunction to CL_OPTIMIZATION.
14586 * opth-gen.awk: Test for PerFunction flag along with
14587 Optimization.
14588 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
14589 it only when the latter is present. Skip those that don't in
14590 the hash function generator.
14591 * common.opt (fvar-tracking): Mark as PerFunction instead of
14592 Optimization.
14593 (fvar-tracking-assignments): Likewise.
14594 (fvar-tracking-assignments-toggle): Likewise.
14595 (fvar-tracking-uninit): Likewise.
14597 2017-01-07 Jakub Jelinek <jakub@redhat.com>
14599 PR translation/79018
14600 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
14601 the and store.
14603 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
14605 PR target/57583
14606 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
14607 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
14608 TARGET_LONG_JUMP_TABLE_OFFSETS.
14609 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
14610 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
14611 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
14612 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
14613 * config/m68k/m68k.md (tablejump expander): Likewise.
14614 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
14615 TARGET_LONG_JUMP_TABLE_OFFSETS.
14616 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
14617 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
14619 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
14620 David Holsgrove <david.holsgrove@xilinx.com>
14622 * common/config/microblaze/microblaze-common.c
14623 (TARGET_EXCEPT_UNWIND_INFO): Remove.
14624 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
14625 New prototype.
14626 * config/microblaze/microblaze.c (microblaze_must_save_register)
14627 (microblaze_expand_epilogue, microblaze_return_addr): Handle
14628 calls_eh_return.
14629 (microblaze_eh_return): New function.
14630 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
14631 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
14632 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
14633 * config/microblaze/microblaze.md (eh_return): New pattern.
14635 2017-01-06 Jakub Jelinek <jakub@redhat.com>
14637 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
14638 GCC_DIAGNOSTIC_STRINGIFY): Define.
14640 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
14642 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14644 * config/arm/arm.md (<mcrr>): New.
14645 (<mrrc>): New.
14646 * config/arm/arm.c (arm_arch5te): New.
14647 (arm_option_override): Set arm_arch5te.
14648 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
14649 and mrrc2.
14650 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
14651 (arm_mcrr_qualifiers): ... this. New.
14652 (MRRC_QUALIFIERS): Define to...
14653 (arm_mrrc_qualifiers): ... this. New.
14654 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
14655 __arm_mrrc2): New.
14656 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
14657 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
14658 (MRRCI, mrrc, MRRC): New.
14659 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
14660 VUNSPEC_MRRC2): New.
14662 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14664 * config/arm/arm.md (<mcr>): New.
14665 (<mrc>): New.
14666 * config/arm/arm.c (arm_coproc_builtin_available): Add
14667 support for mcr, mrc, mcr2 and mrc2.
14668 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
14669 (arm_mcr_qualifiers): ... this. New.
14670 (MRC_QUALIFIERS): Define to ...
14671 (arm_mrc_qualifiers): ... this. New.
14672 (MCR_QUALIFIERS): Define to ...
14673 (arm_mcr_qualifiers): ... this. New.
14674 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
14675 __arm_mrc2): New.
14676 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
14677 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
14678 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
14679 VUNSPEC_MRC2): New.
14681 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14683 * config/arm/arm.md (*ldc): New.
14684 (*stc): New.
14685 (<ldc>): New.
14686 (<stc>): New.
14687 * config/arm/arm.c (arm_coproc_builtin_available): Add
14688 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
14689 (arm_coproc_ldc_stc_legitimate_address): New.
14690 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
14691 'qualifier_const_pointer'.
14692 (LDC_QUALIFIERS): Define to...
14693 (arm_ldc_qualifiers): ... this. New.
14694 (STC_QUALIFIERS): Define to...
14695 (arm_stc_qualifiers): ... this. New.
14696 * config/arm/arm-protos.h
14697 (arm_coproc_ldc_stc_legitimate_address): New.
14698 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
14699 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
14700 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
14701 stc2, stcl, stc2l): New.
14702 * config/arm/constraints.md (Uz): New.
14703 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
14704 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
14705 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
14706 VUNSPEC_STC2L): New.
14708 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14710 * config/arm/arm.md (<cdp>): New.
14711 * config/arm/arm.c (neon_const_bounds): Rename this ...
14712 (arm_const_bounds): ... this.
14713 (arm_coproc_builtin_available): New.
14714 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
14715 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
14716 (CDP_QUALIFIERS): Define to...
14717 (arm_cdp_qualifiers): ... this. New.
14718 (void_UP): Define.
14719 (arm_expand_builtin_args): Add case for 6 arguments.
14720 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
14721 (arm_const_bounds): ... this.
14722 (arm_coproc_builtin_available): New.
14723 * config/arm/arm_acle.h (__arm_cdp): New.
14724 (__arm_cdp2): New.
14725 * config/arm/arm_acle_builtins.def (cdp): New.
14726 (cdp2): New.
14727 * config/arm/iterators.md (CDPI,CDP,cdp): New.
14728 * config/arm/neon.md: Rename all 'neon_const_bounds' to
14729 'arm_const_bounds'.
14730 * config/arm/types.md (coproc): New.
14731 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
14732 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
14733 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
14734 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
14736 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14738 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
14739 (UBINOP_QUALIFIERS): New.
14740 (si_UP): Define.
14741 (acle_builtin_data): New. Change comment.
14742 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
14743 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
14744 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
14745 arm_acle_builtins.def.
14746 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
14747 (arm_init_acle_builtins): New.
14748 (CRC32_BUILTIN): Remove.
14749 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
14750 crc32cb, crc32ch and crc32cw.
14751 (arm_init_crc32_builtins): Remove.
14752 (arm_init_builtins): Use arm_init_acle_builtins rather
14753 than arm_init_crc32_builtins.
14754 (arm_expand_acle_builtin): New.
14755 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
14756 * config/arm/arm_acle_builtins.def: New.
14758 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14760 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
14761 (arm_builtin_datum): ... this.
14762 (arm_init_neon_builtin): Rename to ...
14763 (arm_init_builtin): ... this. Add a new parameters PREFIX
14764 and USE_SIG_IN_NAME.
14765 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
14766 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
14767 'arm_builtin_datum'.
14768 (arm_init_vfp_builtins): Likewise.
14769 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
14770 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
14771 (arm_expand_neon_args): Rename to ...
14772 (arm_expand_builtin_args): ... this. Rename builtin_arg
14773 enum values and differentiate between ARG_BUILTIN_MEMORY
14774 and ARG_BUILTIN_NEON_MEMORY.
14775 (arm_expand_neon_builtin_1): Rename to ...
14776 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
14777 values, arm_expand_builtin_args and add bool parameter NEON.
14778 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
14779 (arm_expand_vfp_builtin): Likewise.
14780 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
14782 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14784 PR middle-end/77484
14785 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
14786 * predict.c (tree_estimate_probability_bb): Reverse direction of
14787 polymorphic call predictor.
14789 2017-01-06 David Malcolm <dmalcolm@redhat.com>
14791 * passes.c (execute_one_pass): Split out pass-skipping logic into...
14792 (determine_pass_name_match): ...this new function and...
14793 (should_skip_pass_p): ...this new function.
14795 2017-01-06 Nathan Sidwell <nathan@acm.org>
14797 * ipa-visibility.c (function_and_variable_visibility): Reformat
14798 comments and long lines. Remove extrneous if.
14799 * symtab.c (symtab_node::make_decl_local): Fix code format.
14800 (symtab_node::set_section_for_node): Fix comment typo.
14802 2017-01-06 Martin Liska <mliska@suse.cz>
14804 PR bootstrap/79003
14805 * lra-constraints.c: Rename invariant to lra_invariant.
14806 * predict.c (set_even_probabilities): Initialize e to NULL.
14808 2017-01-05 Martin Sebor <msebor@redhat.com>
14810 PR tree-optimization/78910
14811 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
14812 (format_integer): Correct off-by-one error in the handling
14813 of precision with negative numbers in signed conversions..
14815 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
14817 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
14819 2017-01-05 Jakub Jelinek <jakub@redhat.com>
14821 PR tree-optimization/71016
14822 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
14823 factor_out_conditional_conversion. Formatting fix.
14824 (factor_out_conditional_conversion): Add cond_stmt argument.
14825 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
14826 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
14827 Formatting fix.
14829 2017-01-05 David Malcolm <dmalcolm@redhat.com>
14831 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
14832 read-rtl-function.o, and selftest-rtl.o.
14833 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
14834 (selftest::aarch64_test_loading_full_dump): New function.
14835 (selftest::aarch64_run_selftests): New function.
14836 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
14837 selftest::aarch64_run_selftests.
14838 * config/i386/i386.c
14839 (selftest::ix86_test_loading_dump_fragment_1): New function.
14840 (selftest::ix86_test_loading_call_insn): New function.
14841 (selftest::ix86_test_loading_full_dump): New function.
14842 (selftest::ix86_test_loading_unspec): New function.
14843 (selftest::ix86_run_selftests): Call the new functions.
14844 * emit-rtl.c (maybe_set_max_label_num): New function.
14845 * emit-rtl.h (maybe_set_max_label_num): New decl.
14846 * function.c (instantiate_decls): Guard call to
14847 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
14848 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
14849 "static".
14850 * gensupport.c (gen_reader::gen_reader): Pass "false"
14851 for new "compact" param of rtx_reader.
14852 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
14853 rather than an empty string for NULL strings.
14854 * read-md.c: Potentially include config.h rather than bconfig.h.
14855 Wrap include of errors.h with #ifdef GENERATOR_FILE.
14856 (have_error): New global, copied from errors.c.
14857 (md_reader::read_name): Rename to...
14858 (md_reader::read_name_1): ...this, adding "out_loc" param,
14859 and converting "missing name or number" to returning false, rather
14860 than failing.
14861 (md_reader::read_name): Reimplement in terms of read_name_1.
14862 (md_reader::read_name_or_nil): New function.
14863 (md_reader::read_string): Handle "(nil)" by returning NULL.
14864 (md_reader::md_reader): Add new param "compact".
14865 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
14866 (md_reader::read_file): New method.
14867 * read-md.h (md_reader::md_reader): Add new param "compact".
14868 (md_reader::read_file): New method.
14869 (md_reader::is_compact): New accessor.
14870 (md_reader::read_name): Convert return type from void to file_location.
14871 (md_reader::read_name_or_nil): New decl.
14872 (md_reader::read_name_1): New decl.
14873 (md_reader::m_compact): New field.
14874 (noop_reader::noop_reader): Pass "false" for new "compact" param
14875 of rtx_reader.
14876 (rtx_reader::rtx_reader): Add new "compact" param.
14877 (rtx_reader::read_rtx_operand): Make virtual and convert return
14878 type from void to rtx.
14879 (rtx_reader::read_until): New decl.
14880 (rtx_reader::handle_any_trailing_information): New virtual function.
14881 (rtx_reader::postprocess): New virtual function.
14882 (rtx_reader::finalize_string): New virtual function.
14883 (rtx_reader::m_in_call_function_usage): New field.
14884 (rtx_reader::m_reuse_rtx_by_id): New field.
14885 * read-rtl-function.c: New file.
14886 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
14887 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
14888 (selftest::verify_three_block_rtl_cfg): New decl.
14889 * read-rtl-function.h: New file.
14890 * read-rtl.c: Potentially include config.h rather than bconfig.h.
14891 For host, include function.h, memmodel.h, and emit-rtl.h.
14892 (one_time_initialization): New function.
14893 (struct compact_insn_name): New struct.
14894 (compact_insn_names): New array.
14895 (find_code): Handle insn codes in compact dumps.
14896 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
14897 (bind_subst_iter_and_attr): Likewise.
14898 (add_condition_to_string): Likewise.
14899 (add_condition_to_rtx): Likewise.
14900 (apply_attribute_uses): Likewise.
14901 (add_current_iterators): Likewise.
14902 (apply_iterators): Likewise.
14903 (initialize_iterators): Guard usage of apply_subst_iterator with
14904 #ifdef GENERATOR_FILE.
14905 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
14906 (md_reader::read_mapping): Likewise.
14907 (add_define_attr_for_define_subst): Likewise.
14908 (add_define_subst_attr): Likewise.
14909 (read_subst_mapping): Likewise.
14910 (check_code_iterator): Likewise.
14911 (rtx_reader::read_rtx): Likewise. Move one-time initialization
14912 logic to...
14913 (one_time_initialization): New function.
14914 (rtx_reader::read_until): New method.
14915 (read_flags): New function.
14916 (parse_reg_note_name): New function.
14917 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
14918 Handle reuse_rtx ids.
14919 Wrap iterator lookup within #ifdef GENERATOR_FILE.
14920 Add parsing support for RTL dumps, mirroring the special-cases in
14921 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
14922 values, and calling handle_any_trailing_information.
14923 (rtx_reader::read_rtx_operand): Convert return type from void
14924 to rtx, returning return_rtx. Handle case 'e'. Call
14925 finalize_string on XSTR and XTMPL fields.
14926 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
14927 "(nil)" values were omitted. Call the postprocess vfunc on the
14928 return_rtx.
14929 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
14930 class ctor. Initialize m_in_call_function_usage. Call
14931 one_time_initialization.
14932 * rtl-tests.c (selftest::test_uncond_jump): Call
14933 set_new_first_and_last_insn.
14934 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
14935 * selftest-rtl.c: New file.
14936 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
14937 (selftest::get_insn_by_uid): New decl.
14938 * selftest-run-tests.c (selftest::run_tests): Call
14939 read_rtl_function_c_tests.
14940 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
14941 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
14942 dumps.
14944 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
14946 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
14947 operands in a special way. Assert that pos+len <= mode precision.
14949 2017-01-05 Jakub Jelinek <jakub@redhat.com>
14951 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
14952 3 argument Alias with unlimited for the negative form.
14953 (fno-vect-cost-model): Removed.
14955 2017-01-05 Martin Liska <mliska@suse.cz>
14957 * hsa-gen.c (gen_hsa_divmod): New function.
14958 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
14960 2017-01-05 Martin Liska <mliska@suse.cz>
14962 PR pch/78970
14963 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
14964 header.
14966 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14968 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
14969 small constant length operands.
14971 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14973 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
14974 between loop iterations.
14976 2017-01-05 Martin Liska <mliska@suse.cz>
14978 PR sanitizer/78815
14979 * gimplify.c (gimplify_decl_expr): Compare to
14980 asan_poisoned_variables instread of checking flags.
14981 (gimplify_target_expr): Likewise.
14982 (gimplify_expr): Likewise.
14983 (gimplify_function_tree): Conditionally initialize
14984 asan_poisoned_variables.
14986 2017-01-04 Jeff Law <law@redhat.com>
14988 PR tree-optimizatin/78812
14989 * rtl.h (contains_mem_rtx_p): Prototype.
14990 * ifcvt.c (containts_mem_rtx_p): Move from here to...
14991 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
14992 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
14993 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
14994 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
14996 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14998 * input.c (assert_char_at_range): Default-initialize actual_range.
15000 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
15002 * df-scan.c (df_ref_create_structure): Make regno unsigned,
15003 to match the caller.
15005 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
15007 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
15008 insns after final jump in test to emit dummy move.
15010 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
15012 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
15013 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
15015 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
15017 * multiple_target.c (create_dispatcher_calls): Init e_next.
15018 * tree-ssa-loop-split.c (split_loop): Init border.
15019 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
15020 scalar_type.
15022 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15024 PR target/71977
15025 PR target/70568
15026 PR target/78823
15027 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
15028 (altivec_register_operand): Do not return true if the operand
15029 contains a SUBREG mixing SImode and SFmode.
15030 (vsx_register_operand): Likewise.
15031 (vsx_reg_sfsubreg_ok): New predicate.
15032 (vfloat_operand): Do not return true if the operand contains a
15033 SUBREG mixing SImode and SFmode.
15034 (vint_operand): Likewise.
15035 (vlogical_operand): Likewise.
15036 (gpc_reg_operand): Likewise.
15037 (int_reg_operand): Likewise.
15038 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
15039 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
15040 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
15041 SImode and SFmode.
15042 (rs6000_emit_move_si_sf_subreg): New helper function.
15043 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
15044 fixup SUBREGs involving SImode and SFmode.
15045 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
15046 numbers for the new peephole2 optimization.
15047 (peephole2 for SFmode unions): New peephole2 to optimize cases in
15048 the GLIBC math library that do AND/IOR/XOR operations on single
15049 precision floating point.
15050 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
15051 target macros to say whether we need to avoid SUBREGs mixing
15052 SImode and SFmode.
15053 (TARGET_ALLOW_SF_SUBREG): Likewise.
15054 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
15055 (UNSPEC_SI_FROM_SF): Likewise.
15056 (iorxor): Change spacing.
15057 (and_ior_xor): New iterator for AND, IOR, and XOR.
15058 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
15059 (movdi_from_sf_zero_ext): Likewise.
15060 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
15061 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
15062 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
15063 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
15064 (fms<mode>4): Likewise.
15065 (fnma<mode>4): Likewise.
15066 (fnms<mode>4): Likewise.
15067 (nfma<mode>4): Likewise.
15068 (nfms<mode>4): Likewise.
15070 2017-01-04 Marek Polacek <polacek@redhat.com>
15072 PR c++/64767
15073 * doc/invoke.texi: Document -Wpointer-compare.
15075 2017-01-04 Jakub Jelinek <jakub@redhat.com>
15077 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
15078 RejectNegative.
15080 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
15081 descriptions for -gdwarf-5 and emit them as uleb128 instead of
15082 2-byte data.
15084 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
15086 PR target/78056
15087 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
15088 documentation of the powerpc_popcntb_ok attribute.
15089 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15090 code to issue warning messages if a requested CPU configuration is
15091 not supported by the binary (assembler and loader) toolchain.
15092 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
15093 made to define a built-in function that has been disabled.
15094 (paired_init_builtins): Add assertion to prevent ICE if attempt is
15095 made to define a built-in function that has been disabled.
15096 (altivec_init_builtins): Add comment explaining why definition
15097 of the DST built-in functions is not preceded by an assertion
15098 check. Add assertions to prevent ICE if attempts are made to
15099 define an altivec predicate or an abs* built-in function that has
15100 been disabled.
15101 (htm_init_builtins): Add comment explaining why definition of the
15102 htm built-in functions is not preceded by an assertion check.
15104 2017-01-04 Jeff Law <law@redhat.com>
15106 PR tree-optimizatin/67955
15107 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
15108 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
15109 the points-to solution does not include pt_null. Use DECL_PT_UID
15110 unconditionally.
15112 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
15114 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
15115 Use gen_int_mode instead of gen_lopwart for const_int operands.
15117 2017-01-04 Jakub Jelinek <jakub@redhat.com>
15119 PR tree-optimization/71563
15120 * match.pd: Simplify X << Y into X if Y is known to be 0 or
15121 out of range value - has low bits known to be zero.
15123 2017-01-04 Alan Modra <amodra@gmail.com>
15125 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
15126 * configure: Regenerate.
15127 * config.in: Regenerate.
15129 2017-01-04 Jakub Jelinek <jakub@redhat.com>
15131 PR bootstrap/77569
15132 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
15133 a substring of the message, but strcmp with the whole message. Ifdef
15134 ENABLE_NLS, translate the message first using dgettext.
15136 2017-01-03 Jeff Law <law@redhat.com>
15138 PR tree-optimizatin/78856
15139 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
15140 (mark_threaded_blocks): Remove code to truncate thread paths that
15141 cross multiple loop headers. Instead invalidate the cached loop
15142 iteration information and handle case of a thread path walking
15143 into an irreducible region.
15145 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15147 PR target/78900
15148 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
15149 assertions. Add support for doing the signbit if the IEEE 128-bit
15150 floating point value is in a GPR.
15151 * config/rs6000/rs6000.md (Fsignbit): Delete.
15152 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
15153 Update the length attribute if the value is in a GPR.
15154 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
15155 the sign or zero extension instruction, since the value is always 0/1.
15156 (signbit<mode>2_dm2): Delete using <Fsignbit>.
15158 PR target/78953
15159 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
15160 extracting SImode to a GPR register so that we can generate a
15161 store, limit the vector to be in a traditional Altivec register
15162 for the vextuwrx instruction.
15164 2017-01-03 Ian Lance Taylor <iant@google.com>
15166 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
15168 2017-01-03 Martin Sebor <msebor@redhat.com>
15170 PR tree-optimization/78696
15171 * gimple-ssa-sprintf.c (format_floating): Correct handling of
15172 precision. Use MPFR for %f for greater fidelity. Correct handling
15173 of %g.
15174 (pass_sprintf_length::compute_format_length): Set width and precision
15175 specified by asrerisk to void_node for vararg functions.
15176 (try_substitute_return_value): Adjust dump output.
15178 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
15180 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
15182 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
15184 * doc/invoke.texi (SPARC options): Document -mlra as the default.
15185 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
15186 -mlra/-mno-lra was passed to the compiler.
15188 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
15190 PR rtl-optimization/65618
15191 * emit-rtl.c (try_split): Move initialization of "before" and
15192 "after" to just before the call to emit_insn_after_setloc.
15194 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
15196 * doc/md.texi (Standard Names): Remove reference to Java frontend.
15198 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
15200 * dwarf2out.c (gen_enumeration_type_die): When
15201 -gno-strict-dwarf, add a DW_AT_encoding attribute.
15203 2017-01-03 Jakub Jelinek <jakub@redhat.com>
15205 PR tree-optimization/78965
15206 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
15207 Change first argument from const call_info & to call_info &. For %n
15208 set info.nowrite to false.
15210 PR middle-end/78901
15211 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
15212 possibly throwing calls.
15214 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
15215 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
15216 and fns handling, rather than in a separate case SSA_NAME.
15218 2017-01-02 Jeff Law <law@redhat.com>
15220 * config/darwin-driver.c (darwin_driver_init): Const-correctness
15221 fixes for first_period and second_period variables.
15223 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
15225 PR target/78967
15226 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
15227 (*insvqi_1): New insn pattern.
15228 (*insvqi_1_mem_rex64): Ditto.
15229 (*insvqi_2): Ditto.
15230 (*insvqi_3): Rename from *insvqi.
15232 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
15234 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
15236 * doc/cfg.texi (Edges): Remove reference to Java.
15237 (Maintaining the CFG): Ditto.
15239 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
15241 PR middle-end/77674
15242 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
15243 transparent aliases.
15245 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
15247 PR middle-end/77484
15248 * predict.def (PRED_CALL): Update hitrate.
15249 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
15250 * predict.c (tree_estimate_probability_bb): Split CALL predictor
15251 into direct/indirect/polymorphic variants.
15253 2017-01-01 Jakub Jelinek <jakub@redhat.com>
15255 Update copyright years.
15257 * gcc.c (process_command): Update copyright notice dates.
15258 * gcov-dump.c (print_version): Ditto.
15259 * gcov.c (print_version): Ditto.
15260 * gcov-tool.c (print_version): Ditto.
15261 * gengtype.c (create_file): Ditto.
15262 * doc/cpp.texi: Bump @copying's copyright year.
15263 * doc/cppinternals.texi: Ditto.
15264 * doc/gcc.texi: Ditto.
15265 * doc/gccint.texi: Ditto.
15266 * doc/gcov.texi: Ditto.
15267 * doc/install.texi: Ditto.
15268 * doc/invoke.texi: Ditto.
15269 \f
15270 Copyright (C) 2017 Free Software Foundation, Inc.
15272 Copying and distribution of this file, with or without modification,
15273 are permitted in any medium without royalty provided the copyright
15274 notice and this notice are preserved.