| blob | 130fa37ad349b8098c5af293ed575ae466ff589e |
1 2017-06-23 Jeff Law <law@redhat.com>
3 * doc/contrib.texi: Add entry for Steven Pemberton's work on
4 enquire.
6 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
8 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
9 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
10 handling for early expansion of vector shifts (sl,sr,sra,rl).
11 (builtin_function_type): Add vector shift right instructions
12 to the unsigned argument list.
14 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
16 rtl-optimizatoin/79286
17 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
18 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
19 trap. PIC register plus a const unspec without offset can never trap.
21 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
23 * tree.h (builtin_structptr_type): New type.
24 (builtin_structptr_types): Declare new array.
25 * tree.c (builtin_structptr_types): New array.
26 (free_lang_data, build_common_tree_nodes): Use it.
28 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
30 PR c++/81187
31 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
32 -Wnoexcept.
34 2017-06-22 Matt Turner <mattst88@gmail.com>
36 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
37 Lake models to skylake case. Assume skylake for unknown
38 models with clflushopt.
40 2017-06-22 Jeff Law <law@redhat.com>
42 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
43 frame sizes that do not satisfy aarch64_uimm12_shift.
45 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
47 * profile-count.h (apply_probability,
48 apply_scale, probability_in): Fix checks for zero.
50 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
52 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
53 * doc/cppdiropts.texi (-I @var{dir}): Document it.
55 2016-06-22 Richard Biener <rguenther@suse.de>
57 * tree-vect-loop.c (vect_model_reduction_cost): Handle
58 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
59 REDUC_MAX_EXPR support.
60 (vectorizable_reduction): Likewise.
61 (vect_create_epilog_for_reduction): Likewise.
63 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
65 * match.pd (A / (1 << B) -> A >> B): New.
66 * generic-match-head.c: Include optabs-tree.h.
67 * gimple-match-head.c: Likewise.
68 * optabs-tree.h (target_supports_op_p): New.
69 * optabs-tree.c (target_supports_op_p): New.
71 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
73 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
74 $gcc_cv_ld --help output.
75 (gcc_cv_ld_demangle): Likewise.
76 (gcc_cv_ld_eh_frame_hdr): Likewise.
77 (gcc_cv_ld_pie): Likewise.
78 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
79 (gcc_cv_ld_buildid): Likewise.
80 (gcc_cv_ld_sysroot): Likewise.
81 (ld_bndplt_support): Likewise.
82 (ld_pushpopstate_support): Likewise.
83 * configure: Regenerate.
84 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
86 2017-06-21 Jakub Jelinek <jakub@redhat.com>
88 PR target/81151
89 * config/i386/sse.md (round<mode>2): Renumber match_dup and
90 operands indexes to avoid gap between operands and match_dups.
92 2017-06-21 Andrew Pinski <apinski@cavium.com>
94 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
95 Increment Arith_shift and Arith_shift_reg by 1.
96 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
97 New tuning flag.
98 * config/aarch64/aarch64.c (thunderx_tunings): Enable
99 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
100 (aarch64_strip_extend): Add new argument and test for it.
101 (aarch64_cheap_mult_shift_p): New function.
102 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
103 add a cost if it is true.
104 Update calls to aarch64_strip_extend.
105 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
107 2017-06-21 Andrew Pinski <apinski@cavium.com>
109 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
110 tunings.
111 (thunderxt88): Likewise.
112 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
113 (thunderx_prefetch_tune): New variable.
114 (thunderx2t99_prefetch_tune): Update for the correct values.
115 (thunderxt88_tunings): New variable.
116 (thunderx_tunings): Use thunderx_prefetch_tune instead of
117 generic_prefetch_tune.
118 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
120 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
122 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
123 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
124 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
125 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
126 (aarch64_atomic_cas<mode>, GPI): Likewise.
128 2017-06-21 Martin Liska <mliska@suse.cz>
130 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
131 statements on cold and hot labels.
132 * predict.c (tree_estimate_probability_bb): Remove the
133 prediction from this place.
135 2017-06-21 Martin Liska <mliska@suse.cz>
137 PR tree-optimization/79489
138 * gimplify.c (maybe_add_early_return_predict_stmt): New
139 function.
140 (gimplify_return_expr): Call the function.
141 * predict.c (tree_estimate_probability_bb): Remove handling
142 of early return.
143 * predict.def: Update comment about early return predictor.
144 * gimple-predict.h (is_gimple_predict): New function.
145 * predict.def: Change default value of early return to 66.
146 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
147 statements.
148 * passes.def: Put pass_strip_predict_hints to the beginning of
149 IPA passes.
151 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
153 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
154 FUNCTION_DECL declarations.
155 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
156 declarations.
157 (dwaf2out_decl): Likewise.
158 * godump.c (go_early_global_decl): Skip call to the real debug hook
159 for FUNCTION_DECL declarations.
160 * passes.c (rest_of_decl_compilation): Skip call to the
161 early_global_decl debug hook for FUNCTION_DECL declarations, unless
162 -fdump-go-spec is passed.
164 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
166 * config/i386/i386.c (struct builtin_isa): New field pure_p.
167 Reorder for compactness.
168 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
169 (def_builtin_pure, def_builtin_pure2): New functions.
170 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
172 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
174 * match.pd (nop_convert): New predicate.
175 ((A +- CST1) +- CST2): Allow some NOP conversions.
177 2017-06-21 Jakub Jelinek <jakub@redhat.com>
179 PR c++/81130
180 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
181 with ctors/dtors if GOVD_SHARED is set.
183 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
185 * config/aarch64/aarch64.md (movti_aarch64):
186 Emit mov rather than orr.
187 (movtf_aarch64): Likewise.
188 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
189 Emit mov rather than orr.
191 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
193 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
194 Swap alternatives, make integer dup more expensive.
196 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
198 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
199 Return true for non-tls symbols.
201 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
203 * config/aarch64/aarch64-cores.def (cortex-a55): New.
204 (cortex-a75): Likewise.
205 (cortex-a75.cortex-a55): Likewise.
206 * config/aarch64/aarch64-tune.md: Regenerate.
207 * doc/invoke.texi (-mtune): Document new values for -mtune.
209 2017-06-21 Tom de Vries <tom@codesourcery.com>
211 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
212 stack_size feature.
213 (Effective-Target Keywords, Other attributes): Suggest using
214 dg-add-options stack_size feature to get stack limit in stack_size
215 effective target documentation.
217 2017-06-21 Julian Brown <julian@codesourcery.com>
218 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
220 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
221 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
222 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
223 reservation.
224 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
225 attribute type list for neon_multiply.
226 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
227 attribute type list for neon_multiply.
228 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
229 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
230 attribute type list for neon_multiply.
231 * config/arm/types.md (crypto_pmull): Add.
232 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
233 attribute type list.
235 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
237 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
238 arm1176jzf-s.
240 2017-06-20 Jakub Jelinek <jakub@redhat.com>
242 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
243 to make sure not to dereference a NULL cost_classes_ptr pointer.
245 2017-06-20 Carl Love <cel@us.ibm.com>
247 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
248 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
249 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
250 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
251 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
252 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
253 VMULOSW): New enum "unspec" values.
254 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
255 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
256 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
257 altivec_vmulosw): New patterns.
258 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
259 VMULOSW): Add definitions.
261 2017-06-20 Julia Koval <julia.koval@intel.com>
263 * config/i386/i386.c: Fix rounding expand for new pattern.
264 * config/i386/subst.md: Fix pattern (parallel -> unspec).
266 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
268 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
269 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
271 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
273 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
274 feature string.
276 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
278 * config/aarch64/aarch64-cores.def: Rearrange to sort by
279 architecture, then by implementer ID.
280 * config/aarch64/aarch64-tune.md: Regenerate.
282 2017-06-20 Richard Biener <rguenther@suse.de>
284 PR middle-end/81097
285 * fold-const.c (split_tree): Fold to type before negating.
287 2017-06-20 David Malcolm <dmalcolm@redhat.com>
289 * diagnostic-show-locus.c
290 (selftest::test_fixit_deletion_affecting_newline): New function.
291 (selftest::diagnostic_show_locus_c_tests): Call it.
293 2017-06-20 Andreas Schwab <schwab@suse.de>
295 PR target/80970
296 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
297 instead of "+d".
299 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
301 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
302 __ARM_FEATURE_COPROC according to support.
304 2017-06-20 Jakub Jelinek <jakub@redhat.com>
306 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
307 Rewritten to avoid overflow for > 32-bit pointers.
309 PR sanitizer/81125
310 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
311 by removing enum keyword.
312 (ubsan_type_descriptor): Likewise. Formatting fix.
314 PR target/81121
315 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
316 splitter): Require TARGET_SSE2 in the condition.
318 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
320 PR target/79799
321 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
322 for doing vector set of SFmode on ISA 3.0.
323 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
324 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
325 element.
326 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
327 SFmode value into a V4SF variable that was extracted from another
328 V4SF variable without converting the element to double precision
329 and back to single precision vector format.
330 (vsx_insert_extract_v4sf_p9_2): Likewise.
332 2017-06-19 Jakub Jelinek <jakub@redhat.com>
334 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
335 in UWHI to avoid undefined overflow.
337 PR sanitizer/81125
338 * ubsan.h (enum ubsan_encode_value_phase): New.
339 (ubsan_encode_value): Change second argument to
340 enum ubsan_encode_value_phase with default value of
341 UBSAN_ENCODE_VALUE_GENERIC.
342 * ubsan.c (ubsan_encode_value): Change second argument to
343 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
344 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
345 create_tmp_var_raw instead of create_tmp_var and use a
346 TARGET_EXPR.
347 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
348 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
349 ubsan_encode_value callers.
351 PR sanitizer/81111
352 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
353 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
354 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
356 2017-06-19 Richard Biener <rguenther@suse.de>
358 PR middle-end/81118
359 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
360 estimates if we changed anything.
362 2017-06-19 Richard Biener <rguenther@suse.de>
364 PR tree-optimization/80887
365 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
366 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
367 simplified lookups, then reset mprts_hook.
368 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
369 simplifying.
370 (try_to_simplify): Likewise.
372 2017-06-19 Martin Liska <mliska@suse.cz>
374 PR sanitizer/80879
375 * gimplify.c (gimplify_switch_expr):
376 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
378 2017-06-19 Martin Liska <mliska@suse.cz>
380 * doc/install.texi: Document that PGO runs in 4 stages.
382 2017-06-19 Martin Liska <mliska@suse.cz>
384 PR ipa/80732
385 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
386 to dispatcher function name.
387 * multiple_target.c (replace_function_decl): New function.
388 (create_dispatcher_calls): Redirect both edges and references.
390 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
392 * profile-count.c (profile_count::dump): Dump quality.
393 (profile_count::differs_from_p): Update for unsigned val.
394 * profile-count.h (profile_count_quality): New enum.
395 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
397 2017-06-19 Richard Biener <rguenther@suse.de>
399 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
400 struct function as arg.
401 (estimate_numbers_of_iterations): Export overload with loop arg.
402 (free_numbers_of_iterations_estimates_loop): Use an overload of
403 free_numbers_of_iterations_estimates instead.
404 * tree-cfg.c (remove_bb): Adjust.
405 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
406 * tree-parloops.c (gen_parallel_loop): Likewise.
407 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
408 Likewise.
409 (tree_unroll_loops_completely): Likewise.
410 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
411 Use an overload instead and export.
412 (estimated_loop_iterations): Adjust.
413 (max_loop_iterations): Likewise.
414 (likely_max_loop_iterations): Likewise.
415 (estimate_numbers_of_iterations): Take struct function as arg
416 and adjust.
417 (loop_exits_before_overflow): Adjust.
418 (free_numbers_of_iterations_estimates_loop): Use an overload.
419 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
420 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
422 2017-06-19 Richard Biener <rguenther@suse.de>
424 PR ipa/81112
425 * ipa-prop.c (find_constructor_constant_at_offset): Handle
426 RANGE_EXPR conservatively.
428 2017-06-16 Carl Love <cel@us.ibm.com>
430 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
431 definitions for vec_float, vec_float2, vec_floato,
432 vec_floate built-ins.
433 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
434 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
435 floate.
436 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
437 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
438 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
439 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
440 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
441 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
442 vec_floato): Add builtin defines.
443 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
444 Update the built-in documentation file for the new built-in
445 functions.
447 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
449 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
450 (mthumb): Mark as the negative of -marm.
452 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
454 * doc/invoke.texi (ARM Options, -mcpu): Document supported
455 extension options.
456 (ARM Options, -mtune): Document that this accepts the same
457 extension options as -mcpu.
458 (ARM Options, -mfpu): Document addition of -mfpu=auto.
460 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
462 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
463 permitted extensions.
465 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
467 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
468 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
469 (armv8-m.main): Add option +nodsp.
470 * config/arm/arm-cpu-cdata.h: Regenerated.
472 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
474 * config/arm/t-fuchsia: New file.
475 * config.gcc (arm*-*-fuchsia*): Use it.
477 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
479 * config/arm/t-symbian: Rewrite for new option infrastructure.
481 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
483 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
484 (MULTILIB_REQUIRED): Likewise.
486 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
488 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
489 (MULTILIB_RESUE): Likewise.
490 (MULTILIB_MATCHES): Likewise.
491 (MULTLIB_REQUIRED): Likewise.
493 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
495 * config/arm/t-rtems: Rewrite for new option framework.
497 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
499 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
500 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
501 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
502 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
503 * config/arm/t-multilib: ... here.
504 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
505 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
506 armv7-a and armv8*-a when A-profile libraries have not been built.
507 * config/arm/t-rmprofile: Rewrite.
509 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
511 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
512 with a backslash. Remove the backslash after substituting unescaped
513 periods.
514 * doc/fragments.texi (MULTILIB_REUSE): Document it.
516 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
518 * config.gcc: (arm*-*-*): When building a-profile libraries, force
519 the driver to pass through the default setting of -mfloat-abi.
520 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
521 rather than NULL.
522 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
523 (all_feat_combs): New rule.
524 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
525 default libraries.
526 * config/arm/t-aprofile: Rewrite.
528 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
530 * config/arm/arm.h (FPUTYPE_AUTO): Define.
531 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
532 fpu is not specified by the user/command-line.
533 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
534 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
535 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
536 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
537 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
538 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
540 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
542 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
543 * config/arm/t-arm-elf: Rewritten.
545 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
547 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
548 have some floating-point instructions.
549 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
550 (TARGET_MAYBE_HARD_FLOAT): New macro.
551 * config/arm/arm-builtins.c (arm_init_builtins): Use
552 TARGET_MAYBE_HARD_FLOAT.
553 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
555 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
557 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
558 (configargs.h): Include it.
559 (arm_print_hint_for_fpu_option): New function.
560 (arm_parse_fpu_option): New function.
561 (candidate_extension): New class.
562 (arm_canon_for_multilib): New function.
563 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
564 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
565 (ARCH_CANONICAL_SPECS): New macro.
566 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
568 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
570 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
571 are set after handling multilib fragments. Set target_cpu_default2
572 from with_cpu.
574 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
576 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
577 cpu name.
578 (arm*-*-*): Set target_cpu_default2 to a quoted string.
579 * config/arm/parsecpu.awk (check_cpu): Validate any extension
580 options.
581 (check_arch): Likewise.
582 * config/arm/arm.c (arm_configure_build_target): Handle
583 TARGET_CPU_DEFAULT being a string constant. Scan any feature
584 options in the default.
586 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
588 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
589 when an option is an alias of another.
590 * config/arm/parsecpu.awk (optalias): New parser token.
591 (gen_comm_data): Mark non-alias options as such. Emit entries
592 for extension aliases.
593 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
594 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
595 (armv6kz, armv6zk, armv6t2): Likewise.
596 (armv7): Make vfpv3-d16 an alias.
597 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
598 canonical order.
599 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
600 Sort in canonical order.
601 (armv8-a): Sort in canonical order.
602 (armv8.1-a, armv8.2-a): Likewise.
603 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
604 canonical order.
605 (cortex-a9): Sort in canonical order.
606 * config/arm/arm.c (selftests.h): Include it.
607 (arm_test_cpu_arch_data): New function.
608 (arm_run_self_tests): New function.
609 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
610 (targetm): Move declaration to the end of the file.
611 * arm-cpu-cdata.h: Regenerated.
613 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
615 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
616 call to target_mode_check describing the type of option passed.
617 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
618 (arm_target_thumb_only): Use arm_parse_arch_option_name or
619 arm_parse_cpu_option_name to match parameters against list of
620 available targets.
621 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
622 arm_arch_core_flags data structure.
623 * config/arm/arm-cpu_cdata.h: Regenerated.
625 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
627 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
628 config/arm/arm.c.
629 (arm_print_hint_for_cpu_option): Likewise.
630 (arm_print_hint_for_arch_option): Likewise.
631 (arm_parse_cpu_option_name): Likewise.
632 (arm_parse_arch_option_name): Likewise.
633 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
634 of entries in the all_fpus list.
635 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
636 (arm_parse_cpu_option_name): Declare.
637 (arm_parse_arch_option_name): Declare.
638 (arm_parse_option_features): Declare.
639 (arm_intialize_isa): Declare.
640 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
641 data tables to ...
642 (gen_comm_data): ... here. Make definitions non-static.
643 * config/arm/arm-cpu-data.h: Regenerated.
644 * config/arm/arm-cpu-cdata.h: Regenerated.
646 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
648 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
649 (cpu_arch_extension): New structure.
650 (cpu_arch_option, arch_option, cpu_option): New structures.
651 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
652 architecture types.
653 (gen_data): Generate new format data tables.
654 * config/arm/arm.c (cpu_tune): New structure.
655 (cpu_option, processors): Delete.
656 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
657 (arm_print_hint_for_cpu_option): ... this and ...
658 (arm_print_hint_for_arch_option): ... this.
659 (arm_parse_arch_cpu_name): Delete. Replace with ...
660 (arm_parse_cpu_option_name): ... this and ...
661 (arm_parse_arch_option_name): ... this.
662 (arm_unrecognized_feature): Change type of target parameter to
663 cpu_arch_option.
664 (arm_parse_arch_cpu_features): Delete. Replace with ...
665 (arm_parse_option_features): ... this.
666 (arm_configure_build_target): Rework to use new configuration data
667 tables.
668 (arm_print_tune_info): Rework for new configuration data tables.
669 * config/arm/arm-cpu-data.h: Regenerated.
670 * config/arm/arm-cpu.h: Regenerated.
672 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
674 * Makefile.in (OBJS): Move sbitmap.o from here ...
675 (OBJS-libcommon): ... to here.
677 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
679 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
680 (ISA_ALL_CRYPTO): New macro.
681 (ISA_ALL_SIMD): New macro
682 (ISA_ALL_FP): New macro.
683 * config/arm/arm.c (fpu_bitlist): Update initializer.
684 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
685 simd or fp.
686 (arm9e): Add fpu. Add option for nofp
687 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
688 (arm926ej-s, arm1026ej-s): Likewise.
689 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
690 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
691 neon-fp16, neon-vfpv4, nofp and nosimd.
692 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
693 (cortex-a8): Add fpu. Add option for nofp.
694 (cortex-a9): Add fpu. Add options for nosimd and nofp.
695 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
696 (cortex-r4f): Add fpu.
697 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
698 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
699 for nofp.
700 (cortex-r8): Likewise.
701 (cortex-m4): Add fpu. Add option for nofp.
702 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
703 (cortex-a17.cortex-a7): Likewise.
704 (cortex-a32): Add fpu. Add options for crypto and nofp.
705 (cortex-a35, cortex-a53): Likewise.
706 (cortex-a57): Add fpu. Add option for crypto.
707 (cortex-a72, cortex-a73): Likewise.
708 (exynos-m1): Likewise.
709 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
710 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
711 (cortex-m33): Add fpu. Add option for nofp.
712 * config/arm/arm-cpu-cdata.h: Regenerated
713 * config/arm/arm-cpu-data.h: Regenerated.
715 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
717 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
718 (armv5te, armv5tej): Likewise.
719 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
720 (armv7): Add options fp and vfpv3-d16.
721 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
722 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
723 nofp and nosimd.
724 (armv7ve): Likewise.
725 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
726 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
727 (armv8-a): Add nocrypto option.
728 (armv8.1-a, armv8.2-a): Likewise.
729 (armv8-m.main): add options fp, fp.dp and nofp.
731 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
733 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
734 nofp.
735 (armv8-a+crc): Delete.
736 (armv8.1-a): Add options simd, crypto and nofp.
737 (armv8.2-a): Add options fp16, simd, crypto and nofp.
738 (armv8.2-a+fp16): Delete.
739 (armv8-m.main): Add option dsp.
740 (armv8-m.main+dsp): Delete.
741 (cortex-a8): Add fpu. Add nofp option.
742 (cortex-a9): Add fpu. Add nofp and nosimd options.
743 * config/arm/parsecpu.awk (gen_data): Generate option tables and
744 link to main cpu and architecture data structures.
745 (gen_comm_data): Only put isa attributes from the main architecture
746 in common tables.
747 (option): New statement for architecture and CPU entries.
748 * arm.c (struct cpu_option): New structure.
749 (struct processors): Add entry for options.
750 (arm_unrecognized_feature): New function.
751 (arm_parse_arch_cpu_name): Ignore any characters after the first
752 '+' character.
753 (arm_parse_arch_cpu_feature): New function.
754 (arm_configure_build_target): Separate out any CPU and architecture
755 features and parse separately. Don't error out if -mfpu=auto is
756 used with only an architecture string.
757 (arm_print_asm_arch_directives): New function.
758 (arm_file_start): Call it.
759 * config/arm/arm-cpu-cdata.h: Regenerated.
760 * config/arm/arm-cpu-data.h: Likewise.
761 * config/arm/arm-tables.opt: Likewise.
763 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
765 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
766 assembler when it is not -mfpu=auto.
768 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
770 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
771 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
772 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
773 (ASM_CPU_SPEC): Rewrite.
774 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
775 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
776 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
777 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
778 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
779 copied string is NUL-terminated. Also strip any characters prefixed
780 by '+'.
781 (arm_rewrite_selected_arch): New function.
782 (arm_rewrite_march): New function.
784 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
786 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
787 (x_arm_cpu_string, x_arm_tune_string): Likewise.
788 (march, mcpu, mtune): Convert to string-based options.
789 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
790 (arm_parse_arch_cpu_name): New function.
791 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
792 identify selected architecture or CPU.
793 (arm_option_save): New function.
794 (TARGET_OPTION_SAVE): Redefine.
795 (arm_option_restore): Restore string options.
796 (arm_option_print): Print string options.
798 2017-06-16 Martin Sebor <msebor@redhat.com>
800 PR tree-optimization/80933
801 PR tree-optimization/80934
802 * builtins.c (fold_builtin_3): Do not handle bcmp here.
803 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
804 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
805 (gimple_fold_builtin): Call them.
807 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
809 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
810 as unlikely; update profile.
812 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
814 * predict.c (force_edge_cold): Handle declaring edges impossible
815 more aggresively.
817 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
819 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
820 profile.
821 (try_unroll_loop_completely): Fix reporting.
823 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
825 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
827 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
829 PR target/71778
830 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
831 if given a non-constant argument for an intrinsic which requires a
832 constant.
834 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
836 * profile.c (compare_freqs): New function.
837 (branch_prob): Sort edge list.
838 (find_spanning_tree): Assume that the list is priority sorted.
840 2017-06-16 Richard Biener <rguenther@suse.de>
842 PR tree-optimization/81090
843 * passes.def (pass_record_bounds): Remove.
844 * tree-pass.h (make_pass_record_bounds): Likewise.
845 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
846 make_pass_record_bounds): Likewise.
847 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
848 not free niter estimates at the beginning but at the end.
849 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
851 2017-06-16 Richard Biener <rguenther@suse.de>
853 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
854 initializer to workaround ICE in host GCC 4.8.
856 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
858 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
859 counts.
860 (clone_inlined_nodes): Update.
862 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
864 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
865 prefetch settings, and enable prefetching by default at -O3.
867 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
869 * config/aarch64/aarch64.c (aarch64_override_options_internal):
870 Set flag_prefetch_loop_arrays according to tuning data.
872 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
874 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
875 New tune structure.
876 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
877 [Unrelated to main purpose of the patch] Place the pointer field last
878 to enable type checking errors when tune structure are wrongly merged.
879 * config/aarch64/aarch64.c (generic_prefetch_tune,)
880 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
881 (thunderx2t99_prefetch_tune): New tune constants.
882 (tune_params *_tunings): Update all tunings (no functional change).
883 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
884 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
885 from tunings structures.
887 2017-06-16 Jakub Jelinek <jakub@redhat.com>
889 PR sanitizer/81094
890 * ubsan.c (instrument_null): Add T argument, use it instead
891 of computing it based on IS_LHS.
892 (instrument_object_size): Likewise.
893 (pass_ubsan::execute): Adjust instrument_null and
894 instrument_object_size callers to pass gimple_get_lhs or
895 gimple_assign_rhs1 result to it. Use instrument_null instead of
896 calling get_base_address and instrument_mem_ref. Handle
897 aggregate call arguments for object-size sanitization.
899 2017-06-16 Yury Gribov <tetra2005@gmail.com>
901 PR tree-optimization/81089
902 * tree-vrp.c (is_masked_range_test): Validate operands of
903 subexpression.
905 2017-06-15 Martin Sebor <msebor@redhat.com>
907 PR c++/80560
908 * dumpfile.c (dump_register): Avoid calling memset to initialize
909 a class with a default ctor.
910 * gcc.c (struct compiler): Remove const qualification.
911 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
912 * hash-table.h: Ditto.
913 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
914 assignment.
915 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
916 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
917 default ctor.
918 * params.h (struct param_info): Make struct members non-const.
919 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
920 with default initialization.
921 * vec.h (vec_copy_construct, vec_default_construct): New helper
922 functions.
923 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
924 with vec_copy_construct.
925 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
926 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
927 * doc/invoke.texi (-Wclass-memaccess): Document.
929 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
931 * emit-rtl.h (is_leaf): Update comment about local
932 register allocator.
934 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
936 PR target/78818
937 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
938 for a variable to have a section before checking if the section has a
939 name.
940 Set section to.persistent if persistent attribute is set.
941 Warn if .persistent attribute is used on an automatic variable.
943 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
945 PR rtl-optimization/80474
946 * reorg.c (update_block): Do not ignore instructions in a delay slot.
948 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
950 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
951 of REGNO.
953 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
955 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
956 (casesi): Emit bounds checking as RTL.
957 (casesi_internal_mips16_<mode>): Remove bounds checking.
959 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
961 * config/xtensa/xtensa.c (xtensa_option_override): Append
962 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
963 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
964 xtensa_doloop_hooks): Define unconditionally.
965 (xtensa_reorg_loops): Only call reorg_loops in the presence of
966 TARGET_LOOPS.
967 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
968 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
969 for it in xtensa_option_override.
970 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
971 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
973 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
975 * doc/cppopts.texi: Document '-' special value to -MF.
977 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
979 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
980 (cortex_a53_fconst): Likewise.
981 (cortex_a53_fpmul): Likewise.
982 (cortex_a53_f_load_64): Likewise.
983 (cortex_a53_f_load_many): Likewise.
984 (cortex_a53_advsimd_alu): Likewise.
985 (cortex_a53_advsimd_alu_q): Likewise.
986 (cortex_a53_advsimd_mul): Likewise.
987 (cortex_a53_advsimd_mul_q): Likewise.
988 (fpmac bypass): Add new bypass for fpmac-fpmac case.
989 Add missing fmul, r2f_cvt and fconst cases.
991 2017-06-14 Richard Biener <rguenther@suse.de>
993 PR middle-end/81088
994 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
995 literal constants.
996 (fold_binary_loc): When associating do not treat pre-existing
997 TREE_OVERFLOW on literal constants as a reason to allow
998 TREE_OVERFLOW on associated literal constants.
1000 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1002 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
1003 (MASK_FEATURES): New macro.
1004 * config/sparc/sparc.c (sparc_option_override): Remove the special
1005 handling of -mfpu and generalize it to all MASK_FEATURES switches.
1007 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1009 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
1010 a division of 0 if non-call exceptions are enabled.
1012 2017-06-14 Andrew Pinski <apinski@cavium.com>
1013 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1015 PR target/71663
1016 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
1017 Improve vector initialization code gen for only variable case.
1019 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
1021 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
1023 2017-06-14 Richard Biener <rguenther@suse.de>
1025 PR tree-optimization/81083
1026 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
1027 as values.
1029 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1031 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
1032 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
1033 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
1034 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
1035 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
1036 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
1038 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1040 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
1041 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
1043 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1045 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
1047 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1049 * config/rs6000/t-rtems: Don't handle SPE.
1051 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1053 * config/rs6000/t-linux: Don't handle SPE.
1055 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1057 * config/rs6000/eabispe.h: Delete file.
1059 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1061 * config/rs6000/t-spe: Delete file.
1063 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1065 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
1066 (rs6000_legitimate_offset_address_p): Return false for anything in
1067 V2SImode or V2SFmode.
1069 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
1071 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
1072 except V2SF and V2SI. Rearrange the vector modes, and add comments.
1073 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
1074 and V4HImode.
1075 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
1076 (rs6000_legitimate_offset_address_p): Ditto.
1077 (rs6000_emit_move): Ditto.
1078 (rs6000_init_builtins): Remove V4HI_type_node.
1080 2017-06-13 Martin Liska <mliska@suse.cz>
1082 PR sanitize/78204
1083 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
1084 (gate_asan): Likewise.
1085 * asan.h (asan_no_sanitize_address_p): Remove the function.
1086 (sanitize_flags_p): New function.
1087 * builtins.def: Fix coding style.
1088 * common.opt: Use renamed enum value.
1089 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
1090 * doc/extend.texi: Document no_sanitize attribute.
1091 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
1092 to SANITIZE_UNDEFINED_NONDEFAULT.
1093 * gcc.c (sanitize_spec_function): Use the renamed enum value.
1094 * gimple-fold.c (optimize_atomic_compare_exchange_p):
1095 Use sanitize_flags_p.
1096 * gimplify.c (gimplify_function_tree): Likewise.
1097 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
1098 * opts.c (parse_no_sanitize_attribute): New function.
1099 (common_handle_option): Use renamed enum value.
1100 * opts.h (parse_no_sanitize_attribute): Declare.
1101 * tree.c (sanitize_flags_p): New function.
1102 * tree.h: Declared here.
1103 * tsan.c: Use sanitize_flags_p.
1104 * ubsan.c (ubsan_expand_null_ifn): Likewise.
1105 (instrument_mem_ref): Likewise.
1106 (instrument_bool_enum_load): Likewise.
1107 (do_ubsan_in_current_function): Remove the function.
1108 (pass_ubsan::execute): Use sanitize_flags_p.
1109 * ubsan.h: Remove do_ubsan_in_current_function
1110 * tree-cfg.c (print_no_sanitize_attr_value): New function.
1111 (dump_function_to_file): Use it here.
1113 2017-06-13 Martin Jambor <mjambor@suse.cz>
1115 PR tree-optimization/80803
1116 PR tree-optimization/81063
1117 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
1118 (propagate_subaccesses_across_link): Enqueue subtree whenever
1119 necessary instead of relying on the caller.
1121 2017-06-13 Martin Jambor <mjambor@suse.cz>
1123 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
1124 that have a first_link.
1125 (sort_and_splice_var_accesses): Do not check first_link before
1126 enquing.
1127 (subtree_mark_written_and_enqueue): Likewise.
1128 (propagate_all_subaccesses): Likewise and do not stop at first
1129 parent with a first_link.
1131 2017-06-13 Martin Jambor <mjambor@suse.cz>
1133 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
1134 instead of f.
1136 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1138 * match.pd: New pattern.
1140 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1142 * tree-vrp.c (is_masked_range_test): New function.
1143 (register_edge_assert_for): Determine ranges for
1144 some bit tests.
1146 2017-06-13 Yury Gribov <tetra2005@gmail.com>
1148 PR tree-optimization/67328
1149 * fold-const.c (maskable_range_p): New function.
1150 (build_range_check): Generate bittests if possible.
1152 2017-06-13 Martin Liska <mliska@suse.cz>
1154 * gimple-pretty-print.c (dump_probability): Add new argument.
1155 (dump_edge_probability): Dump both probability and count.
1156 (dump_gimple_label): Likewise.
1157 (dump_gimple_bb_header): Likewise.
1159 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
1161 PR target/81072
1162 * config/avr/avr-devices.c: Fix indentation.
1163 * config/avr/gen-avr-mmcu-specs.c: Dito.
1165 2017-06-13 Richard Biener <rguenther@suse.de>
1167 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
1168 instead get vector type from stmt_info.
1169 (vectorizable_reduction): Adjust. Remove dead code.
1171 2017-06-13 Richard Biener <rguenther@suse.de>
1173 PR middle-end/81065
1174 * fold-const.c (extract_muldiv_1): Remove bogus distribution
1175 case of C * (x * C2 + C3).
1176 (fold_addr_of_array_ref_difference): Properly fold index difference.
1178 2017-06-12 David S. Miller <davem@davemloft.net>
1180 PR target/80968
1181 * config/sparc/sparc.md (return expander): Emit frame blockage if
1182 function uses alloca.
1184 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
1186 * combine.c (make_field_assignment): Check len rather than the mode
1187 precision when calling force_to_mode.
1189 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
1191 Support multilibs and devices that see flash in RAM address range.
1193 PR target/81072
1194 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
1195 (avr_mcu_t) <flash_pm_offset>: New field.
1196 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
1197 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
1198 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
1199 (AVR_TINY_PM_OFFSET): Remove macro.
1200 * config/avr/avr.opt (-mshort-calls): New option.
1201 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
1202 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
1203 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
1204 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
1205 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
1206 instead of avr_arch->have_jmp_call.
1207 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
1208 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
1209 avr_arch->flash_pm_offset to define.
1210 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
1211 new field flash_pm_offset. Add entry for avrxmega3.
1212 (avr_texinfo): Add entry for avrxmega3.
1213 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
1214 attiny212, attiny214,
1215 attiny412, attiny414, attiny416, attiny417,
1216 attiny814, attiny816, attiny817,
1217 attiny1614, attiny1616, attiny1617,
1218 attiny3214, attiny3216, attiny3217.
1219 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
1220 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
1221 (avr_print_operand_address) [AVR_TINY]: Same.
1222 (avr_asm_init_sections) <readonly_data_section>: Only patch
1223 callback if avr_arch->flash_pm_offset = 0.
1224 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
1225 for rodata if avr_arch->flash_pm_offset != 0.
1226 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
1227 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
1228 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
1229 (m_options): Append opt_rcall.
1230 (m_dirnames): Append dir_rcall.
1231 * config/avr/t-multilib: Regenerate.
1233 * configure.ac [target=avr]: Check whether avrxmega3 default
1234 linker description file works as needed.
1235 * configure: Regenerate.
1236 * doc/avr-mmcu.texi: Regenerate.
1237 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
1238 <__AVR_ARCH__>: Document avrxmega3 and 103.
1239 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
1240 <__AVR_SHORT_CALLS__>: Document it.
1241 <__AVR_PM_BASE_ADDRESS__>: Document it.
1242 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
1243 (AVR Variable Attributes) <progmem>: Document this is
1244 not needed for avrxmega3.
1245 (AVR Named Address Spaces) <__flash>: Dito.
1247 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
1249 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
1251 2017-06-12 Doug Rupp <rupp@adacore.com>
1253 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
1254 Append vxworks-stdint.h to the tm_file list.
1255 * config/vxworks-stdint.h: New file.
1257 2017-06-12 Martin Liska <mliska@suse.cz>
1259 PR tree-optimization/81041
1260 * tree-profile.c (gimple_gen_ic_func_profiler):
1261 Create an extra BB in profile-generate
1262 (gimple_gen_time_profiler): Likewise.
1264 2017-06-12 Jakub Jelinek <jakub@redhat.com>
1266 PR tree-optimization/81003
1267 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
1268 (update_range_test): Use it instead of force_gimple_operand_gsi.
1270 2017-06-12 Richard Biener <rguenther@suse.de>
1272 PR tree-optimization/81053
1273 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
1274 with backedge value not defined in loop. Simplify def stmt
1275 compute.
1277 2017-06-11 Tom de Vries <tom@codesourcery.com>
1279 PR target/79939
1280 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
1281 Return true.
1282 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1283 nvptx_cannot_force_const_mem.
1285 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1287 * opts.c (finish_options): Move test for flag_split_stack after
1288 it has been initialized.
1290 2017-06-11 Jason Merrill <jason@redhat.com>
1292 * tree.h (id_equal): New.
1293 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
1294 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
1295 instead of strcmp of IDENTIFIER_POINTER.
1297 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1299 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
1300 (mark_all_inlined_calls_cdtor): Fix formating.
1301 (inline_transform): Rescale profile before inlining.
1303 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1305 * cgraph.h (cgraph_edge::clone): Update prototype.
1306 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
1307 (cgraph_node::create_clone): Update.
1308 (cgraph_node::create_version_clone): Update.
1309 * tree-inline.c (copy_bb): Update.
1310 (expand_call_inline): Update.
1312 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
1314 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
1315 factored out from ...
1316 (rs6000_emit_prologue): ... here.
1318 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
1320 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
1321 factored out from ...
1322 (rs6000_emit_prologue): ... here.
1324 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1326 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
1327 edge counts.
1328 (handle_missing_profiles): Fix computation of tp_first_run.
1329 (counts_to_freqs): Do not touch freqs when count is 0.
1331 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
1333 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
1334 profile.
1336 2017-06-10 Tom de Vries <tom@codesourcery.com>
1338 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1339 attributes): Document signal effective target.
1341 2017-06-10 Tom de Vries <tom@codesourcery.com>
1343 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1344 Document effective target stack_size.
1346 2017-06-09 David Malcolm <dmalcolm@redhat.com>
1348 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
1349 to the edit_context if they can be auto-applied.
1351 2017-06-9 Ian Lance Taylor <iant@golang.org>
1353 * opts.c (finish_options): If -fsplit-stack, disable implicit
1354 -forder-blocks-and-partition.
1355 * doc/invoke.texi (Optimize Options): Document that when using
1356 -fsplit-stack -forder-blocks-and-partition is not implicitly
1357 enabled.
1359 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1361 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
1362 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
1363 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
1364 * builtins.def (abort, trap, unreachable): Declare cold.
1365 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
1366 * tree-core.h (ECF_COLD): New.
1367 * tree.c (set_call_expr_flags): Handle ECF_COLD.
1368 (build_common_builtin_nodes): Mark unreachable and abort as cold.
1370 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1372 * predict.c (unlikely_executed_stmt_p): Cleanup.
1374 2017-06-09 Richard Biener <rguenther@suse.de>
1376 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
1377 model if the ref is always written to.
1379 2017-06-09 Tamar Christina <tamar.christina@arm.com>
1381 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
1383 2017-06-09 Tamar Christina <tamar.christina@arm.com>
1385 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
1386 than udiv.
1388 2017-06-09 Tom de Vries <tom@codesourcery.com>
1390 PR target/80855
1391 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
1392 "target cannot support label values" when encountering LABEL_REF.
1394 2017-06-09 Martin Liska <mliska@suse.cz>
1396 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
1397 (gimple_gen_ic_func_profiler): Emit direct comparison
1398 of __gcov_indirect_call_callee with NULL.
1399 (gimple_gen_time_profiler): Change probability from
1400 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
1402 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1404 * profile.c (edge_gcov_counts): Turn to pointer.
1405 (compute_branch_probabilities, compute_branch_probabilities): Update.
1406 (branch_prob): Do not clear edge_gcov_count.
1407 * profile.h (edge_gcov_counts): Turn to pointer.
1408 (edge_gcov_count): Update.
1410 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
1412 * gimple.h (gimple_check_failed): Mark cold.
1414 2017-06-09 Richard Biener <rguenther@suse.de>
1416 PR tree-optimization/66623
1417 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
1418 refactor check_reduction into two parts, properly computing
1419 whether we have to check reduction validity for outer loop
1420 vectorization.
1422 2017-06-09 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/79483
1425 * graphite-scop-detection.c (order): New global.
1426 (get_order): Compute bb to order mapping that satisfies code
1427 generation constraints.
1428 (cmp_pbbs): New helper.
1429 (build_scops): Start domwalk at entry block, sort generated
1430 pbbs.
1432 2017-06-09 Richard Biener <rguenther@suse.de>
1434 PR middle-end/81007
1435 * ipa-polymorphic-call.c
1436 (ipa_polymorphic_call_context::restrict_to_inner_class):
1437 Skip FIELD_DECLs with error_mark_node type.
1438 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
1439 last again.
1441 2017-06-09 Martin Liska <mliska@suse.cz>
1443 * predict.c (struct branch_predictor): New struct.
1444 (test_prediction_value_range): New test.
1445 (predict_c_tests): New function.
1446 * selftest-run-tests.c (selftest::run_tests): Run the function.
1447 * selftest.h: Declare new tests.
1449 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
1451 PR target/80966
1452 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
1453 gen_add3_insn did not fail.
1454 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
1455 r0, construct that number in a temporary reg and add that reg to r0.
1456 If asked to put the result in r0 as well, fail.
1458 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
1460 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
1461 for early expansion of vec_eqv.
1463 2017-06-08 Jakub Jelinek <jakub@redhat.com>
1465 PR middle-end/81005
1466 * ubsan.c (instrument_null): Avoid pointless code temporary.
1467 (pass_ubsan::execute): Instrument aggregate arguments of calls.
1469 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
1471 PR target/81015
1472 Revert:
1473 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1475 PR target/59874
1476 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1477 (*clzhi2): Ditto.
1479 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1481 * predict.c (unlikely_executed_edge_p): Move ahead.
1482 (probably_never_executed_edge_p): Use it.
1484 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
1486 PR middle-end/79988
1487 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
1488 gimple_call_builtin_p call.
1490 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1492 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
1493 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1494 rtl_check_failed_type2, rtl_check_failed_code1,
1495 rtl_check_failed_code2, rtl_check_failed_code_mode,
1496 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
1497 rtvec_check_failed_bounds, rtl_check_failed_flag,
1498 _fatal_insn_not_found, _fatal_insn): Likewise.
1499 * tree.h (tree_contains_struct_check_failed,
1500 tree_check_failed, tree_not_check_failed,
1501 tree_class_check_failed, tree_range_check_failed,
1502 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
1503 tree_vec_elt_check_failed, phi_node_elt_check_failed,
1504 tree_operand_check_failed, omp_clause_check_failed,
1505 omp_clause_operand_check_failed, omp_clause_range_check_failed):
1506 Likewise.
1508 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1510 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
1511 flag_branch_probabilities.
1512 * ipa-inline.c (edge_badness): Likewise.
1513 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
1514 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
1515 * predict.c (maybe_hot_frequency_p): Likewise.
1516 (probably_never_executed): Likewise.
1517 * sched-ebb.c (schedule_ebbs): Likewise.
1518 * sched-rgn.c (find_single_block_region): Likewise.
1519 * tracer.c (tail_duplicate): Likewise.
1521 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1523 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
1524 longer requires x_flag_profile_use.
1526 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1528 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
1529 instead of flag_reorder_blocks_and_partition.
1530 * dbxout.c (dbxout_function_end): Likewise.
1531 * dwarf2out.c (gen_subprogram_die): Likewise.
1532 * haifa-sched.c (sched_create_recovery_edges): Likewise.
1533 * hw-doloop.c (reorg_loops): Likewise.
1534 * varasm.c (assemble_start_function,
1535 assemble_end_function): Likewise.
1536 (decide_function_section): Do not check for
1537 flag_reorder_blocks_and_partition.
1539 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
1541 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
1542 New function.
1543 (chkp_get_hard_register_fake_addr_expr): Ditto.
1544 (chkp_build_addr_expr): Add check for hard reg case.
1545 (chkp_parse_array_and_component_ref): Ditto.
1546 (chkp_find_bounds_1): Ditto.
1547 (chkp_process_stmt): Don't generate bounds store for
1548 hard reg case.
1550 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1552 * predict.c (maybe_hot_bb_p): Do not check profile status.
1553 (maybe_hot_edge_p): Likewise.
1554 (probably_never_executed): Check for zero counts even if profile
1555 is not read.
1556 (unlikely_executed_edge_p): New function.
1557 (unlikely_executed_stmt_p): New function.
1558 (unlikely_executed_bb_p): New function.
1559 (set_even_probabilities): Use unlikely predicates.
1560 (combine_predictions_for_bb): Likewise.
1561 (predict_paths_for_bb): Likewise.
1562 (predict_paths_leading_to_edge): Likewise.
1563 (determine_unlikely_bbs): New function.
1564 (estimate_bb_frequencies): Use it.
1565 (compute_function_frequency): Use zero counts even if profile is
1566 not read.
1567 * profile-count.h: Fix typo.
1569 2017-08-08 Julia Koval <julia.koval@intel.com>
1571 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
1572 _mm512_mask_cvtsepi16_storeu_epi8,
1573 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
1574 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
1575 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
1576 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
1577 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
1578 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
1579 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
1580 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
1581 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
1582 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
1583 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
1584 __builtin_ia32_pmovuswb256mem_mask,
1585 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
1586 __builtin_ia32_pmovwb512mem_mask): New builtins.
1588 2017-08-08 Julia Koval <julia.koval@intel.com>
1590 PR target/73350,80862
1591 * config/i386/subst.md (round): Fix round pattern.
1592 * config/i386/i386.c (ix86_erase_embedded_rounding):
1593 Fix erasing rounding for the fixed pattern.
1595 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
1597 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
1599 2017-06-08 Martin Liska <mliska@suse.cz>
1601 PR gcov-profile/80911
1602 * gcov.c (block_info::block_info): New constructor.
1604 2017-06-07 Carl Love <cel@us.ibm.com>
1606 * config/rs6000/rs6000-c: The return type of the following
1607 built-in functions was implemented as int not long long. Fix sign
1608 of return value for the unsigned version of vec_mulo and vec_mule.
1609 vector unsigned long long vec_bperm (vector unsigned long long,
1610 vector unsigned char)
1611 vector signed long long vec_mule (vector signed int,
1612 vector signed int)
1613 vector unsigned long long vec_mule (vector unsigned int,
1614 vector unsigned int)
1615 vector signed long long vec_mulo (vector signed int,
1616 vector signed int)
1617 vector unsigned long long vec_mulo (vector unsigned int,
1618 vector unsigned int)
1619 * doc/extend.texi: Fix the documentation for the built-in
1620 functions.
1622 2017-06-07 Carl Love <cel@us.ibm.com>
1624 PR target/80982
1625 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
1626 for BE.
1628 2017-06-07 Carl Love <cel@us.ibm.com>
1630 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
1631 support, Generate doublehv for signed int/float for BE case only.
1633 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
1635 * doc/invoke.texi (mcx16): Rewrite.
1637 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1639 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
1640 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
1641 *mov<mode>_softfloat, and an anonymous splitter): Use
1642 nonimmediate_operand instead of rs6000_nonimmediate_operand.
1644 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1646 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
1647 SPEFSCR registers.
1648 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1649 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
1650 (rs6000_debug_reg_global): Adjust.
1651 (rs6000_init_hard_regno_mode_ok): Adjust.
1652 (rs6000_dbx_register_number): Adjust.
1653 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
1654 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1655 Remove SPE_ACC and SPEFSCR.
1656 (REG_ALLOC_ORDER): Ditto.
1657 (FRAME_POINTER_REGNUM): Change to 111.
1658 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
1659 (REG_CLASS_NAMES): Ditto.
1660 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
1661 (REGISTER_NAMES): Ditto.
1662 (ADDITIONAL_REG_NAMES): Ditto.
1663 (rs6000_reg_names): Ditto.
1664 * config/rs6000/rs6000.md: Renumber some register number
1665 define_constants.
1667 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1669 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
1670 registers.
1671 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1672 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
1673 to 117.
1674 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
1675 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1676 Delete the SPE high registers.
1677 (REG_ALLOC_ORDER): Ditto.
1678 (enum reg_class): Remove SPE_HIGH_REGS.
1679 (REG_CLASS_NAMES): Ditto.
1680 (REG_CLASS_CONTENTS): Delete the SPE high registers.
1681 (REGISTER_NAMES): Ditto.
1682 (rs6000_reg_names): Ditto.
1683 * doc/tm.texi.in: Remove SPE as example.
1684 * doc/tm.texi: Regenerate.
1686 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1688 * config/rs6000/8540.md (ppc8540_brinc): Delete.
1689 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
1690 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
1691 * config/rs6000/rs6000.md (type): Remove "brinc".
1693 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1695 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
1696 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
1697 * config/rs6000/linuxspe.h: Delete file.
1698 * config/rs6000/rs6000.md: Don't include spe.md.
1699 * config/rs6000/spe.h: Delete file.
1700 * config/rs6000/spe.md: Delete file.
1701 * config/rs6000/t-rs6000: Remove spe.md.
1703 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1705 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
1706 (reg_or_none500mem_operand): Delete.
1707 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
1708 instead of reg_or_none500mem_operand.
1710 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1712 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
1713 handling of SPE flags.
1714 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
1716 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1718 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
1719 SPE ABI handling.
1720 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
1721 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
1722 paired_divv2sf3): Similar.
1723 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
1724 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
1725 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
1726 RS6000_BUILTIN_S.
1727 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
1728 Rename the paired_* instruction patterns.
1729 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
1730 define __SPE__.
1731 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
1732 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
1733 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
1734 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
1735 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
1736 PAIRED_VECTOR_MODE.
1737 (struct machine_function): Delete field spe_insn_chain_scanned_p.
1738 (spe_func_has_64bit_regs_p): Delete.
1739 (spe_expand_predicate_builtin): Delete.
1740 (spe_expand_evsel_builtin): Delete.
1741 (TARGET_DWARF_REGISTER_SPAN): Do not define.
1742 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
1743 (invalid_e500_subreg): Delete.
1744 (rs6000_legitimize_address): Always force_reg op2 as well, for
1745 paired single memory accesses.
1746 (rs6000_member_type_forces_blk): Delete.
1747 (rs6000_spe_function_arg): Delete.
1748 (rs6000_expand_unop_builtin): Delete SPE handling.
1749 (rs6000_expand_binop_builtin): Ditto.
1750 (spe_expand_stv_builtin): Delete.
1751 (bdesc_2arg_spe): Delete.
1752 (spe_expand_builtin): Delete.
1753 (spe_expand_predicate_builtin): Delete.
1754 (spe_expand_evsel_builtin): Delete.
1755 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
1756 (spe_init_builtins): Delete.
1757 (spe_func_has_64bit_regs_p): Delete.
1758 (savres_routine_name): Delete "info" parameter. Adjust callers.
1759 (rs6000_emit_stack_reset): Ditto.
1760 (rs6000_dwarf_register_span): Delete.
1761 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
1762 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
1763 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
1764 Delete.
1765 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
1766 Delete.
1767 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
1768 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
1769 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
1770 mulv2sf3, divv2sf3): Delete expanders.
1772 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1774 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
1776 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1778 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
1779 * config/rs6000/rs6000.c: Ditto.
1781 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1783 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
1784 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
1785 comparison_operator.
1787 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1789 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
1790 * config/rs6000/rs6000.opt: Ditto.
1791 * config/rs6000/t-rtems: Ditto.
1793 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1795 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
1796 TARGET_E500_SINGLE by 0, simplify.
1797 * config/rs6000/rs6000.c: Ditto.
1798 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
1799 (spe_build_register_parallel): Delete.
1800 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
1801 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
1802 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
1803 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
1804 (E500_CONVERT): Delete.
1805 * config/rs6000/spe.md: Remove many patterns and all define_constants.
1807 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
1809 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
1810 * config/rs6000/dfp.md: Ditto.
1811 (negdd2, *negdd2_fpr): Merge.
1812 (absdd2, *absdd2_fpr): Merge.
1813 (negtd2, *negtd2_fpr): Merge.
1814 (abstd2, *abstd2_fpr): Merge.
1815 * config/rs6000/e500.h: Delete file.
1816 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
1817 TARGET_FPRS by 1 and simplify.
1818 * config/rs6000/rs6000-c.c: Ditto.
1819 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
1820 TARGET_DF_SPE by 0.
1821 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
1822 TARGET_DF_SPE.
1823 * config/rs6000/rs6000.md: Ditto.
1824 (floatdidf2, *floatdidf2_fpr): Merge.
1825 (move_from_CR_gt_bit): Delete.
1826 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
1827 (E500_CR_IOR_COMPARE): Delete.
1828 (All patterns that require !TARGET_FPRS): Delete.
1829 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
1831 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1833 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
1835 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1837 * graphds.c (add_edge): Intitialize edge's attached data.
1838 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
1839 pointer parameter. Call pointed function on each edge during
1840 graph traversing. Skip traversing the edge when the function
1841 returns true.
1842 (graphds_dfs, graphds_scc): Ditto.
1843 (for_each_edge): New parameter. Pass the new parameter to callback
1844 function.
1845 * graphds.h (skip_edge_callback): New function pointer type.
1846 (graphds_dfs, graphds_scc): New function pointer parameter.
1847 (graphds_edge_callback, for_each_edge): New parameter.
1849 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1851 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
1852 out code checking if runtime alias check is possible to below ...
1853 Call the new function.
1854 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
1855 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
1857 2017-06-07 Marek Polacek <polacek@redhat.com>
1859 PR sanitizer/80932
1860 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
1861 TYPE_OVERFLOW_WRAPS check.
1863 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1865 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
1866 if versioning is required.
1867 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
1868 peeling with the check for versioning.
1870 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1872 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
1873 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
1874 Set true to new parameter if new ssa variable is defined.
1875 (vect_gen_vector_loop_niters): Refactor. Set range information
1876 for the new vector loop bound variable.
1877 (vect_do_peeling): Ditto.
1879 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1881 * tree-affine.c (ssa.h): Include header file.
1882 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
1883 has wrapping overflow behavior.
1885 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1887 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
1889 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1891 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
1892 (tree_to_aff_combination): ... here.
1894 2017-06-07 Bin Cheng <bin.cheng@arm.com>
1896 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
1897 reg_pressure model function.
1898 (ivopts_global_cost_for_size): Delete.
1899 (determine_set_costs, iv_ca_recount_cost): Call new model function
1900 ivopts_estimate_reg_pressure.
1902 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1904 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more expensive than udiv.
1905 Remove floating point cases from mod.
1907 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1909 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost): Increase idiv cost.
1911 2017-06-07 Tamar Christina <tamar.christina@arm.com>
1913 * config/aarch64/aarch64.md
1914 (copysignsf3): Fix mask generation.
1916 2017-06-07 Jakub Jelinek <jakub@redhat.com>
1918 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
1919 TDI_gimple.
1920 (class dump_manager): Add register_dumps method.
1921 * dumpfile.c: Include langhooks.h.
1922 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
1923 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
1924 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
1925 (dump_manager::dump_register): Start with 512 entries instead of 32.
1926 (dump_manager::register_dumps): New method.
1927 * toplev.c (general_init): Instead of invoking register_dumps
1928 langhook, invoke register_dumps method on the dump manager.
1929 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
1930 TDI_generic.
1932 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
1934 * doc/md.texi: Clarify the restrictions on a define_insn condition.
1935 Say that # requires an associated define_split to exist, and that
1936 the define_split must be suitable for use after register allocation.
1938 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
1940 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
1941 (compute_outgoing_frequencies): Also initialize zero counts.
1942 (find_many_sub_basic_blocks): Do not produce uninitialized profile
1943 around loops; preserve more of profile when nothing changes.
1945 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
1947 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
1948 here.
1949 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
1950 * config/arm/arm-cpu-cdata.h: Regenerate.
1951 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
1952 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
1953 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
1954 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
1955 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
1956 support.
1957 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
1958 support.
1959 * config/arm/t-rmprofile: Likewise.
1960 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
1962 2017-06-06 David S. Miller <davem@davemloft.net>
1964 PR target/80968
1965 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
1966 blockage if function uses alloca.
1968 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
1970 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
1971 New "uid" fields to hold pretty-print IDs of group and ref.
1972 Memory references are now identified as <group_id>:<ref_id>
1973 instead of using [random] addresses.
1974 (dump_mem_details): Simplify, no functional change.
1975 (dump_mem_ref): Simplify and make output more concise.
1976 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
1977 (find_or_create_group): Initialize group uid.
1978 (record_ref): Initialize ref uid. Improve debug output.
1979 (prune_group_by_reuse, should_issue_prefetch_p,)
1980 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
1981 (mark_nontemporal_store, determine_loop_nest_reuse):
1982 Improve debug output.
1984 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
1986 * dbgcnt.def (prefetch): New debug counter.
1987 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
1988 (schedule_prefetches): Stop issueing prefetches if debug counter
1989 tripped.
1991 2017-06-06 Tom de Vries <tom@codesourcery.com>
1993 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
1994 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
1996 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1998 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
1999 Use aarch64_reg_or_zero predicate for operand 4.
2000 (aarch64_compare_and_swap<mode> define_insn_and_split):
2001 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
2002 (aarch64_store_exclusive<mode>): Likewise for operand 2.
2004 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
2006 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
2007 (arm_compute_save_core_reg_mask): This.
2008 (thumb1_compute_save_reg_mask): Rename into ...
2009 (thumb1_compute_save_core_reg_mask): This.
2010 (arm_compute_save_reg0_reg12_mask): Adapt comment.
2011 (arm_compute_frame_layout): Likewise.
2013 2017-06-06 Richard Biener <rguenther@suse.de>
2015 PR tree-optimization/80974
2016 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
2017 keep or clear leaders SSA info.
2019 2017-06-06 Tom de Vries <tom@codesourcery.com>
2021 * config/nvptx/nvptx.c (split_mode_p): New function.
2022 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
2024 2017-06-06 Tom de Vries <tom@codesourcery.com>
2026 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
2028 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2030 PR bootstrap/80978
2031 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
2032 profile.
2034 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2036 * shrink-wrap.c (handle_simple_exit): Update profile.
2037 (try_shrink_wrapping): Upate profile.
2039 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2041 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
2042 (tree_guess_outgoing_edge_probabilities): New.
2043 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
2044 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
2046 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2048 * ipa-split.c (split_function): Initialize return bb profile.
2050 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
2052 * profile.c (compute_branch_probabilities): Also initialize
2053 EXIT_BLOCK profile.
2055 2017-06-06 Richard Biener <rguenther@suse.de>
2057 PR tree-optimization/80928
2058 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
2059 (vect_analyze_loop_operations): Properly guard analysis for
2060 pure SLP case.
2061 (vect_transform_loop): Likewise.
2062 (vect_analyze_loop_2): Also reset SLP type on PHIs.
2063 (vect_model_induction_cost): Do not cost for pure SLP.
2064 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
2065 of induction in inner loop vectorization.
2066 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
2067 (vect_get_and_check_slp_defs): Handle vect_induction_def.
2068 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
2069 recursion.
2070 (vect_analyze_slp_cost_1): Cost induction.
2071 (vect_detect_hybrid_slp_stmts): Handle PHIs.
2072 (vect_get_slp_vect_defs): Likewise.
2073 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
2074 (vect_transform_stmt): Handle SLP reductions.
2075 * tree-vectorizer.h (vectorizable_induction): Adjust.
2077 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2079 * config/rs6000/rs6000.c (make_resolver_func): Update
2080 init_lowered_empty_function call.
2082 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
2084 * doc/invoke.texi: Document the -fprofile-abs-path option.
2085 * common.opt (fprofile-abs-path): New option.
2086 * gcov-io.h (gcov_write_filename): Declare.
2087 * gcov-io.c (gcov_write_filename): New function.
2088 * coverage.c (coverage_begin_function): Use gcov_write_filename.
2089 * profile.c (output_location): Likewise.
2091 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2093 * shring-wrap.c: Revert accidental commit.
2095 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
2097 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
2099 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2101 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
2102 new edge.
2103 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
2104 profile in callgraph edge.
2105 * profile-count.h (apply_probability): If THIS is 0, then result is 0
2106 (apply_scale): Likewise.
2107 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
2108 Also scale profile when inlining function with zero profile.
2109 (initialize_cfun): Update exit block profile even when it is zero.
2110 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
2111 when profile is read.
2113 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2115 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
2116 (CLONE_*): New constants to define the processors we can generate
2117 code for with the target_clone attribute.
2118 (rs6000_clone_map): New array to identify which clone processors
2119 the current program is running on.
2120 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
2121 target_clone attribute.
2122 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
2123 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
2124 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
2125 (cpu_expand_builtin): Add support for target_clone attribute.
2126 (rs6000_valid_attribute_p): Allow "default" attribute.
2127 (get_decl_name): New debug function to simplify printing the
2128 current function name in debugging statements.
2129 (rs6000_clone_priority): New functions to support the target_clone
2130 attribute, and be able to generate code to switch between ISA 2.05
2131 through ISA 3.0 (power6 through power9).
2132 (rs6000_compare_version_priority): Likewise.
2133 (rs6000_get_function_versions_dispatcher): Likewise.
2134 (make_resolver_func): Likewise.
2135 (add_condition_to_bb): Likewise.
2136 (dispatch_function_versions): Likewise.
2137 (rs6000_generate_version_dispatcher_body): Likewise.
2138 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
2139 (fusion_gpr_load_p): Fix a spacing issue.
2140 * doc/extend.texi (Common Function Attributes): Document that the
2141 PowerPC supports the target_clone attribute.
2143 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2145 * config/arm/arm.h: explain F symbol found in description of ARM
2146 register allocation in its legend.
2148 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2150 * config/mips/frame-header-opt.c: Include profile-count.h.
2151 * config/riscv/riscv.c: Include profile-count.h
2153 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
2155 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
2156 update profile.
2157 (sm_set_flag_if_changed): Add bbs field.
2158 (execute_sm_if_changed_flag_set): Pass BBS.
2159 (execute_sm): Update.
2161 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2163 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
2164 New pattern.
2166 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2168 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
2169 (peephole2): New peephole2 to emit the above.
2170 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
2172 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2174 * config/aarch64/aarch64.c (define_peephole2 above
2175 *sub_<shift>_<mode>): New peephole.
2177 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
2179 * config/i386/i386.c (make_resolver_func): Update.
2180 * Makefile.in: Add profile-count.h and profile-count.o
2181 * auto-profile.c (afdo_indirect_call): Update to new API.
2182 (afdo_set_bb_count): Update.
2183 (afdo_propagate_edge): Update.
2184 (afdo_propagate_circuit): Update.
2185 (afdo_calculate_branch_prob): Update.
2186 (afdo_annotate_cfg): Update.
2187 * basic-block.h: Include profile-count.h
2188 (struct edge_def): Turn count to profile_count.
2189 (struct basic_block_def): Likewie.
2190 (REG_BR_PROB_BASE): Move to profile-count.h
2191 (RDIV): Move to profile-count.h
2192 * bb-reorder.c (max_entry_count): Turn to profile_count.
2193 (find_traces): Update.
2194 (rotate_loop):Update.
2195 (connect_traces):Update.
2196 (sanitize_hot_paths):Update.
2197 * bt-load.c (migrate_btr_defs): Update.
2198 * cfg.c (RDIV): Remove.
2199 (init_flow): Use alloc_block.
2200 (alloc_block): Uninitialize count.
2201 (unchecked_make_edge): Uninitialize count.
2202 (check_bb_profile): Update.
2203 (dump_edge_info): Update.
2204 (dump_bb_info): Update.
2205 (update_bb_profile_for_threading): Update.
2206 (scale_bbs_frequencies_int): Update.
2207 (scale_bbs_frequencies_gcov_type): Update.
2208 (scale_bbs_frequencies_profile_count): New.
2209 * cfg.h (update_bb_profile_for_threading): Update.
2210 (scale_bbs_frequencies_profile_count): Declare.
2211 * cfgbuild.c (compute_outgoing_frequencies): Update.
2212 (find_many_sub_basic_blocks): Update.
2213 * cfgcleanup.c (try_forward_edges): Update.
2214 (try_crossjump_to_edge): Update.
2215 * cfgexpand.c (expand_gimple_tailcall): Update.
2216 (construct_exit_block): Update.
2217 * cfghooks.c (verify_flow_info): Update.
2218 (dump_bb_for_graph): Update.
2219 (split_edge): Update.
2220 (make_forwarder_block): Update.
2221 (duplicate_block): Update.
2222 (account_profile_record): Update.
2223 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
2224 (get_estimated_loop_iterations): Update.
2225 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
2226 (single_likely_exit): Update.
2227 * cfgloopmanip.c (scale_loop_profile): Update.
2228 (loopify): Update.
2229 (set_zero_probability): Update.
2230 (lv_adjust_loop_entry_edge): Update.
2231 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
2232 (purge_dead_edges): Update.
2233 (rtl_account_profile_record): Update.
2234 * cgraph.c (cgraph_node::create): Uninitialize count.
2235 (symbol_table::create_edge): Uninitialize count.
2236 (cgraph_update_edges_for_call_stmt_node): Update.
2237 (cgraph_edge::dump_edge_flags): Update.
2238 (cgraph_node::dump): Update.
2239 (cgraph_edge::maybe_hot_p): Update.
2240 * cgraph.h: Include profile-count.h
2241 (create_clone), create_edge, create_indirect_edge): Update.
2242 (cgraph_node): Turn count to profile_count.
2243 (cgraph_edge0: Likewise.
2244 (make_speculative, clone): Update.
2245 (create_edge): Update.
2246 (init_lowered_empty_function): Update.
2247 * cgraphclones.c (cgraph_edge::clone): Update.
2248 (duplicate_thunk_for_node): Update.
2249 (cgraph_node::create_clone): Update.
2250 * cgraphunit.c (cgraph_node::analyze): Update.
2251 (cgraph_node::expand_thunk): Update.
2252 * final.c (dump_basic_block_info): Update.
2253 * gimple-streamer-in.c (input_bb): Update.
2254 * gimple-streamer-out.c (output_bb): Update.
2255 * graphite.c (print_global_statistics): Update.
2256 (print_graphite_scop_statistics): Update.
2257 * hsa-brig.c: Include basic-block.h.
2258 * hsa-dump.c: Include basic-block.h.
2259 * hsa-gen.c (T sum_slice): Update.
2260 (convert_switch_statements):Update.
2261 * hsa-regalloc.c: Include basic-block.h.
2262 * ipa-chkp.c (chkp_produce_thunks): Update.
2263 * ipa-cp.c (struct caller_statistics): Update.
2264 (init_caller_stats): Update.
2265 (gather_caller_stats): Update.
2266 (ipcp_cloning_candidate_p): Update.
2267 (good_cloning_opportunity_p): Update.
2268 (get_info_about_necessary_edges): Update.
2269 (dump_profile_updates): Update.
2270 (update_profiling_info): Update.
2271 (update_specialized_profile): Update.
2272 (perhaps_add_new_callers): Update.
2273 (decide_about_value): Update.
2274 (ipa_cp_c_finalize): Update.
2275 * ipa-devirt.c (struct odr_type_warn_count): Update.
2276 (struct decl_warn_count): Update.
2277 (struct final_warning_record): Update.
2278 (possible_polymorphic_call_targets): Update.
2279 (ipa_devirt): Update.
2280 * ipa-fnsummary.c (redirect_to_unreachable): Update.
2281 * ipa-icf.c (sem_function::merge): Update.
2282 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
2283 * ipa-inline.c (compute_uninlined_call_time): Update.
2284 (compute_inlined_call_time): Update.
2285 (want_inline_small_function_p): Update.
2286 (want_inline_self_recursive_call_p): Update.
2287 (edge_badness): Update.
2288 (lookup_recursive_calls): Update.
2289 (recursive_inlining): Update.
2290 (inline_small_functions): Update.
2291 (dump_overall_stats): Update.
2292 (dump_inline_stats): Update.
2293 * ipa-profile.c (ipa_profile_generate_summary): Update.
2294 (ipa_propagate_frequency): Update.
2295 (ipa_profile): Update.
2296 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
2297 * ipa-utils.c (ipa_merge_profiles): Update.
2298 * loop-doloop.c (doloop_modify): Update.
2299 * loop-unroll.c (report_unroll): Update.
2300 (unroll_loop_runtime_iterations): Update.
2301 * lto-cgraph.c (lto_output_edge): Update.
2302 (lto_output_node): Update.
2303 (input_node): Update.
2304 (input_edge): Update.
2305 (merge_profile_summaries): Update.
2306 * lto-streamer-in.c (input_cfg): Update.
2307 * lto-streamer-out.c (output_cfg): Update.
2308 * mcf.c (create_fixup_graph): Update.
2309 (adjust_cfg_counts): Update.
2310 (sum_edge_counts): Update.
2311 * modulo-sched.c (sms_schedule): Update.
2312 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
2313 * predict.c (maybe_hot_count_p): Update.
2314 (probably_never_executed): Update.
2315 (dump_prediction): Update.
2316 (combine_predictions_for_bb): Update.
2317 (propagate_freq): Update.
2318 (handle_missing_profiles): Update.
2319 (counts_to_freqs): Update.
2320 (rebuild_frequencies): Update.
2321 (force_edge_cold): Update.
2322 * predict.h: Include profile-count.h
2323 (maybe_hot_count_p, counts_to_freqs): UPdate.
2324 * print-rtl-function.c: Do not include cfg.h
2325 * print-rtl.c: Include basic-block.h
2326 * profile-count.c: New file.
2327 * profile-count.h: New file.
2328 * profile.c (is_edge_inconsistent): Update.
2329 (correct_negative_edge_counts): Update.
2330 (is_inconsistent): Update.
2331 (set_bb_counts): Update.
2332 (read_profile_edge_counts): Update.
2333 (compute_frequency_overlap): Update.
2334 (compute_branch_probabilities): Update; Initialize and deinitialize
2335 gcov_count tables.
2336 (branch_prob): Update.
2337 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
2338 (edge_gcov_count): New.
2339 (bb_gcov_count): New.
2340 * shrink-wrap.c (try_shrink_wrapping): Update.
2341 * tracer.c (better_p): Update.
2342 * trans-mem.c (expand_transaction): Update.
2343 (ipa_tm_insert_irr_call): Update.
2344 (ipa_tm_insert_gettmclone_call): Update.
2345 * tree-call-cdce.c: Update.
2346 * tree-cfg.c (gimple_duplicate_sese_region): Update.
2347 (gimple_duplicate_sese_tail): Update.
2348 (gimple_account_profile_record): Update.
2349 (execute_fixup_cfg): Update.
2350 * tree-inline.c (copy_bb): Update.
2351 (copy_edges_for_bb): Update.
2352 (initialize_cfun): Update.
2353 (freqs_to_counts): Update.
2354 (copy_cfg_body): Update.
2355 (expand_call_inline): Update.
2356 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
2357 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
2358 (try_unroll_loop_completely): Update.
2359 (try_peel_loop): Update.
2360 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
2361 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
2362 * tree-ssa-loop-split.c (connect_loops): Update.
2363 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
2364 * tree-ssa-reassoc.c (branch_fixup): Update.
2365 * tree-ssa-tail-merge.c (replace_block_by): Update.
2366 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
2367 (compute_path_counts): Update.
2368 (update_profile): Update.
2369 (recompute_probabilities): Update.
2370 (update_joiner_offpath_counts): Update.
2371 (estimated_freqs_path): Update.
2372 (freqs_to_counts_path): Update.
2373 (clear_counts_path): Update.
2374 (ssa_fix_duplicate_block_edges): Update.
2375 (duplicate_thread_path): Update.
2376 * tree-switch-conversion.c (case_bit_test_cmp): Update.
2377 (struct switch_conv_info): Update.
2378 * tree-tailcall.c (decrease_profile): Update.
2379 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
2380 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
2381 * value-prof.c (check_counter): Update.
2382 (gimple_divmod_fixed_value): Update.
2383 (gimple_mod_pow2): Update.
2384 (gimple_mod_subtract): Update.
2385 (gimple_ic_transform): Update.
2386 (gimple_stringop_fixed_value): Update.
2387 * value-prof.h (gimple_ic): Update.
2389 2017-06-02 Carl Love <cel@us.ibm.com>
2391 * config/rs6000/rs6000-c: Add support for built-in functions
2392 vector double vec_doublee (vector signed int);
2393 vector double vec_doublee (vector unsigned int);
2394 vector double vec_doublee (vector float);
2395 vector double vec_doubleh (vector signed int);
2396 vector double vec_doubleh (vector unsigned int);
2397 vector double vec_doubleh (vector float);
2398 vector double vec_doublel (vector signed int);
2399 vector double vec_doublel (vector unsigned int);
2400 vector double vec_doublel (vector float);
2401 vector double vec_doubleo (vector signed int);
2402 vector double vec_doubleo (vector unsigned int);
2403 vector double vec_doubleo (vector float);.
2404 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
2405 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
2406 UNS_DOUBLEL.
2407 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
2408 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
2409 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
2410 VS_sxwsp.
2411 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
2412 vec_doublel, vec_doubleh.
2413 * doc/extend.texi: Update the built-in documentation file for the
2414 new built-in functions.
2416 2017-06-02 David Malcolm <dmalcolm@redhat.com>
2418 PR jit/80954
2419 * ipa-inline-analysis.c (free_growth_caches): Set
2420 edge_removal_hook_holder to NULL after removing it.
2422 2017-06-02 Sudakshina Das <sudi.das@arm.com>
2424 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
2425 comparision with zero.
2427 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
2428 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2429 for early expansion of vec_min and vec_max builtins.
2430 (builtin_function_type): Add min/max unsigned variants to those
2431 identified as having unsigned arguments.
2433 2017-06-02 Olivier Hainque <hainque@adacore.com>
2435 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
2437 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2439 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2440 Use VALL_F16 iterator rather than VALL.
2442 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
2445 Emit CBNZ inside loop when doing a strong exchange and comparing
2446 against zero. Generate the CC flags after the loop.
2448 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
2450 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
2451 (dl_section_ref): New.
2452 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
2453 On AIX, append an expression to subtract the size of the
2454 section length to dl_section_ref.
2456 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
2458 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2459 for early expansion of vector absolute builtins.
2461 2017-06-02 Richard Biener <rguenther@suse.de>
2463 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
2464 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
2466 2017-06-02 Richard Biener <rguenther@suse.de>
2468 PR tree-optimization/80948
2469 * tree-tailcall.c (find_tail_calls): Track stmts to move in
2470 stmt order as well.
2472 2017-06-02 Richard Biener <rguenther@suse.de>
2474 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
2475 PHIs are ok.
2476 * tree-vect-stmts.c (process_use): Do not mark backedge defs
2477 for inductions as relevant.
2479 2017-06-02 Richard Biener <rguenther@suse.de>
2481 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
2482 (vectorizable_induction): ... this. Remove dead code.
2484 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
2486 * builtins. (expand_builtin_alloca): Remove second parameter and
2487 infer its value from the first parameter instead.
2488 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
2490 2017-06-02 Jakub Jelinek <jakub@redhat.com>
2492 PR rtl-optimization/80903
2493 * loop-doloop.c (add_test): Unshare sequence.
2495 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2497 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
2499 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
2501 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
2502 static.
2503 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
2504 xlogue_layout::get_instance, logue_layout::xlogue_layout,
2505 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
2506 (xlogue_layout::get_stub_rtx): Make static.
2507 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
2508 (xlogue_layout::compute_stub_managed_regs): Rename to...
2509 (xlogue_layout::count_stub_managed_regs): ...this.
2510 (xlogue_layout::is_stub_managed_reg): New function.
2511 (xlogue_layout::m_stub_names): Rename to...
2512 (xlogue_layout::s_stub_names): ...this, make static.
2513 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
2514 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
2515 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
2516 xlogue_layout::s_stub_names): Instantiate statics.
2517 (stub_managed_regs): Remove.
2518 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
2519 (disable_call_ms2sysv_xlogues): Rename to...
2520 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
2521 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
2522 warning logic.
2523 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
2524 change after reload_completed.
2525 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
2526 directly.
2527 (ix86_expand_prologue): Likewise.
2528 (ix86_expand_epilogue): Likewise.
2529 (ix86_expand_split_stack_prologue): Likewise.
2530 (ix86_compute_frame_layout): Remove frame parameter ...
2531 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
2532 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
2533 only if necessary.
2534 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
2535 (ix86_frame): Move from here ...
2536 * config/i386/i386.h (ix86_frame): ... to here.
2537 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
2538 complete ix86_frame data structure instead. Remove some_ld_name.
2540 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
2542 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
2543 symbols that hold a DECL_VALUE_EXPR.
2545 2017-06-01 Martin Jambor <mjambor@suse.cz>
2547 PR tree-optimization/80898
2548 * tree-sra.c (process_subtree_disqualification): Removed.
2549 (disqualify_candidate): Do not acll
2550 process_subtree_disqualification.
2551 (subtree_mark_written_and_enqueue): New function.
2552 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
2553 RHS has been disqualified and re-queue LHS if necessary. Apart
2554 from that, ignore disqualified RHS.
2556 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2558 * config/s390/s390.c (s390_emit_epilogue): Disable early return
2559 address fetch for z10 or later.
2561 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2563 * config/arc/arc.md (tst_movb): Add guard when splitting.
2565 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2567 * config/arc/arc.c (arc_can_eliminate): Test against
2568 arc_frame_pointer_needed.
2570 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2572 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
2573 to prevent store reordering.
2574 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
2575 (type): Add block type.
2576 (stack_tie): Define special instruction to be used in
2577 expand_prologue.
2579 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2581 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
2582 constraint. It is not valid for the pattern.
2583 (noncommutative_binary_comparison): Likewise.
2585 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2587 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
2588 scaled addresses.
2590 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2592 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
2593 be used by the reg-alloc.
2595 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2597 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
2598 reg-alloc when having mul64 or mul32x16 instructions.
2599 (mulsidi3): Likewise.
2600 (umulsidi3): Likewise.
2601 (mulsi32x16): New pattern.
2602 (mulsi64): Likewise.
2603 (mulsidi64): Likewise.
2604 (umulsidi64): Likewise.
2605 (MUL32x16_REG): Define.
2606 (mul64_600): Use MUL32x16_REG.
2607 (mac64_600): Likewise.
2608 (umul64_600): Likewise.
2609 (umac64_600): Likewise.
2611 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
2613 * config/arc/arc.md (mulsi3_700): Make it commutative.
2615 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
2617 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
2618 type for movstouw.
2619 (*sign_extendsidi2_insn): Likewise for movstosw.
2621 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
2623 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
2624 the type of the input discriminant value. Convert the
2625 discriminant value of signedness vary.
2627 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
2629 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
2630 Add to -Wall section.
2632 2017-06-01 Richard Biener <rguenther@suse.de>
2634 PR middle-end/66313
2635 * fold-const.c (fold_plusminus_mult_expr): If the factored
2636 factor may be zero use a wrapping type for the inner operation.
2637 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
2638 and handle moved defs.
2639 (process_assignment): Properly guard the unary op case. Return a
2640 tri-state indicating that moving the stmt before the call may allow
2641 to continue. Pass through to_move.
2642 (find_tail_calls): Handle moving unrelated defs before
2643 the call.
2645 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
2647 PR target/80618
2648 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
2649 splitter result in the canonical way.
2651 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
2653 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
2654 also for 32bit target. Update insn attributes.
2655 (zero-extendsidi2 splitter): Allow all registers for operand 1.
2657 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
2659 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
2660 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
2661 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
2662 (_mm_maskz_min_ss): New intrinsics.
2664 2017-05-31 Martin Liska <mliska@suse.cz>
2666 * tree-vect-loop.c (vect_create_epilog_for_reduction):
2667 Change comment style to one we normally use.
2668 (vectorizable_reduction): Likewise.
2669 (vectorizable_induction): Likewise.
2670 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
2671 (vectorizable_call): Likewise.
2672 (vectorizable_simd_clone_call): Likewise.
2673 (vectorizable_conversion): Likewise.
2674 (vectorizable_assignment): Likewise.
2675 (vectorizable_shift): Likewise.
2676 (vectorizable_operation): Likewise.
2677 (vectorizable_store): Likewise.
2678 (vectorizable_load): Likewise.
2679 * tree-vectorizer.h: Likewise.
2681 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
2683 * passes.c (emergency_dump_function): New.
2684 * tree-pass.h (emergency_dump_function): Declare.
2685 * plugin.c (plugins_internal_error_function): Remove.
2686 * plugin.h (plugins_internal_error_function): Remove declaration.
2687 * toplev.c (internal_error_function): New static function. Use it...
2688 (general_init): ...here.
2690 2017-05-31 Graham Markall <graham.markall@embecosm.com>
2692 * config/arc/arc.c (arc_print_operand): Handle constant operands.
2693 (arc_rtx_costs): Add costs for new patterns.
2694 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
2695 * config/arc/predicates.md: Add _1_2_3_operand predicate.
2697 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
2699 * tree-ssa-strlen.c (get_next_strinfo): New function.
2700 (get_stridx_plus_constant): Use it.
2701 (zero_length_string): Likewise.
2702 (adjust_related_strinfos): Likewise.
2703 (adjust_last_stmt): Likewise.
2705 2017-05-31 Richard Biener <rguenther@suse.de>
2707 PR target/80880
2708 * config/i386/i386.c (ix86_expand_builtin): Remove assert
2709 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
2711 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
2713 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
2714 loop_vinfo argument and use of dependence distance vectors.
2715 Check instead whether the two references differ only in their
2716 initial value and assume that they have the same alignment if the
2717 difference is a multiple of the vector alignment.
2718 (vect_analyze_data_refs_alignment): Update call accordingly.
2720 2017-05-31 Martin Liska <mliska@suse.cz>
2722 PR target/79155
2723 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
2725 2017-05-31 Bin Cheng <bin.cheng@arm.com>
2727 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
2728 (create_intersect_range_checks): Move from ...
2729 * tree-data-ref.c (create_intersect_range_checks_index)
2730 (create_intersect_range_checks): ... to here.
2731 (create_runtime_alias_checks): New function factored from ...
2732 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
2733 here. Call above function.
2734 * tree-data-ref.h (create_runtime_alias_checks): New function.
2736 2017-05-31 Bin Cheng <bin.cheng@arm.com>
2738 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
2739 segment length for dr_b and compute it in wide_int.
2741 2017-05-31 Richard Biener <rguenther@suse.de>
2743 PR tree-optimization/80906
2744 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
2745 and pass through iv_map.
2746 (copy_bb_and_scalar_dependences): Adjust.
2747 (translate_pending_phi_nodes): Likewise.
2748 (copy_loop_close_phi_args): Handle code-generating IVs instead
2749 of ICEing.
2751 2017-05-30 David Malcolm <dmalcolm@redhat.com>
2753 * diagnostic-color.c (color_dict): Add "type-diff".
2754 (parse_gcc_colors): Update comment.
2755 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2756 -fdiagnostics-show-template-tree and -fno-elide-type.
2757 (GCC_COLORS): Add type-diff to example.
2758 (type-diff=): New.
2759 (-fdiagnostics-show-template-tree): New.
2760 (-fno-elide-type): New.
2761 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
2762 the pp_format_decoder callback. Call any m_format_postprocessor's
2763 "handle" method.
2764 (pretty_printer::pretty_printer): Initialize
2765 m_format_postprocessor.
2766 (pretty_printer::~pretty_printer): Delete any
2767 m_format_postprocessor.
2768 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
2769 (class format_postprocessor): New class.
2770 (struct pretty_printer::format_decoder): Document the new parameters.
2771 (struct pretty_printer::m_format_postprocessor): New field.
2772 * tree-diagnostic.c (default_tree_printer): Update for new
2773 bool and const char ** params.
2774 * tree-diagnostic.h (default_tree_printer): Likewise.
2776 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
2778 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
2779 (lwa_operand): Delete rs6000_gen_cell_microcode test.
2780 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
2781 rs6000_gen_cell_microcode code.
2782 (rs6000_final_prescan_insn): Delete.
2783 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
2784 "warn-cell-microcode" entries.
2785 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
2786 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
2787 throughout. Change cc_reg_not_micro_cr0_operand to
2788 cc_reg_not_cr0_operand throughout.
2789 (*extendhi<mode>2_noload): Delete.
2790 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
2791 (mwarn-cell-microcode): Delete.
2792 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
2793 -mgen-cell-microcode and -mwarn-cell-microcode.
2795 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
2797 PR target/80833
2798 * config/i386/constraints.md (Yd): New constraint.
2799 (Ye): Ditto.
2800 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
2801 and (?Yd, r) alternatives. Update insn attributes.
2802 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
2803 and (?*Yd, r) alternatives. Update insn attributes.
2804 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
2806 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
2808 * gimplify.c (gimplify_modify_expr): Don't create a
2809 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
2810 function.
2812 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
2814 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
2816 2017-05-30 Richard Biener <rguenther@suse.de>
2818 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
2819 and reduc_def fields.
2820 (STMT_VINFO_REDUC_TYPE): New define.
2821 (STMT_VINFO_REDUC_DEF): Likewise.
2822 (vect_force_simple_reduction): Adjust prototype.
2823 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
2824 (vect_is_simple_reduction): Remove check_reduction argument.
2825 (vect_force_simple_reduction): Adjust and set
2826 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2827 (vectorizable_reduction): Do not re-do reduction analysis
2828 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2829 * tree-parloops.c (gather_scalar_reductions): Adjust.
2831 2017-05-30 Richard Biener <rguenther@suse.de>
2833 PR middle-end/80901
2834 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
2835 split_edge code.
2837 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
2839 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
2840 Introduce unknown_misalignment parameter and remove vf.
2841 (vect_peeling_hash_get_lowest_cost):
2842 Pass unknown_misalignment parameter.
2843 (vect_enhance_data_refs_alignment):
2844 Fix unsupportable data ref treatment.
2846 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2848 * tree-vect-data-refs.c (vect_get_data_access_cost):
2849 Workaround for SLP handling.
2850 (vect_enhance_data_refs_alignment):
2851 Compute costs for doing no peeling at all, compare to the best
2852 peeling costs so far and avoid peeling if cheaper.
2854 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2856 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
2857 Return peeling info and set costs to zero for unlimited cost
2858 model.
2859 (vect_enhance_data_refs_alignment): Also inspect all datarefs
2860 with unknown misalignment. Compute and costs for unknown
2861 misalignment, compare them to the costs for known misalignment
2862 and choose the cheapest for peeling.
2864 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2866 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
2867 (vect_get_peeling_costs_all_drs): Create function.
2868 (vect_peeling_hash_get_lowest_cost):
2869 Use vect_get_peeling_costs_all_drs.
2870 (vect_peeling_supportable): Create function.
2871 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
2873 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
2875 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
2876 DR_HAS_NEGATIVE_STEP.
2877 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
2878 (vect_enhance_data_refs_alignment): Use.
2879 (vect_duplicate_ssa_name_ptr_info): Use.
2880 * tree-vectorizer.h (dr_misalignment): Use.
2881 (known_alignment_for_access_p): Use.
2883 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
2885 PR target/78838
2886 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
2887 .lowtext.
2888 (has_section_name): New function.
2890 2017-05-30 Martin Liska <mliska@suse.cz>
2892 PR other/80909
2893 * auto-profile.c (get_function_decl_from_block): Fix
2894 parenthesis.
2896 2017-05-30 Richard Biener <rguenther@suse.de>
2898 PR middle-end/80876
2899 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
2901 2017-05-30 Martin Liska <mliska@suse.cz>
2903 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
2904 * dumpfile.h (struct dump_file_info): Remove ctors.
2906 2017-05-30 Martin Liska <mliska@suse.cz>
2908 * predict.def: Fix GNU coding style.
2910 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
2912 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2913 Mark 'to' argument with ATTRIBUTE_UNUSED.
2915 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
2917 * config/xtensa/xtensa.c (xtensa_emit_call): Use
2918 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
2919 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
2920 format string.
2922 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
2924 * doc/install.texi (Options specification): Restore entry of
2925 --enable-sjlj-exceptions.
2927 2017-05-27 Michael Eager <eager@eagercon.com>
2929 Revert:
2930 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2932 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
2934 * config/microblaze/microblaze.h
2935 (FIXED_REGISTERS): Update in macro.
2936 (CALL_USED_REGISTERS): Update in macro.
2938 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
2940 * doc/install.texi: Add links to macOS binary distributions.
2942 2017-05-27 Jakub Jelinek <jakub@redhat.com>
2944 PR bootstrap/80887
2945 Revert:
2946 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
2948 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
2950 2017-05-26 Martin Liska <mliska@suse.cz>
2952 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
2954 2017-05-26 Martin Liska <mliska@suse.cz>
2956 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
2957 always leading ';; '.
2958 (dump_bb_info): Likewise.
2959 (brief_dump_cfg): Likewise.
2960 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
2961 * dumpfile.c: Remove usage of TDF_VERBOSE.
2962 * dumpfile.h (enum dump_kind): Likewise.
2963 (dump_gimple_bb_header): Do not use TDF_COMMENT.
2964 * print-tree.c (debug_verbose): Remove.
2965 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
2966 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
2967 * tree-diagnostic.c (default_tree_printer): Replace
2968 TDF_DIAGNOSTIC with TDF_SLIM.
2970 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2972 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
2973 in parameter loop, rather than loop_vinfo.
2974 (create_intersect_range_checks): Ditto.
2975 (vect_create_cond_for_alias_checks): Update call to above functions.
2977 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2979 PR tree-optimization/80815
2980 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
2981 for merging runtime alias checks. Handle negative DR_STEPs.
2983 2017-05-26 Bin Cheng <bin.cheng@arm.com>
2985 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
2986 Move from ...
2987 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
2988 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
2989 out code pruning runtime alias checks.
2990 * tree-data-ref.c (prune_runtime_alias_test_list): New function
2991 factored out from above.
2992 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2993 Move from ...
2994 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2995 ... to here.
2996 (prune_runtime_alias_test_list): New decalaration.
2998 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3000 * tree-vect-data-refs.c (compare_tree): Rename and move ...
3001 * tree-data-ref.c (data_ref_compare_tree): ... to here.
3002 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
3003 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
3004 (operator==, comp_dr_with_seg_len_pair): Ditto.
3005 (vect_prune_runtime_alias_test_list): Ditto.
3007 2017-05-26 Martin Liska <mliska@suse.cz>
3009 PR ipa/80663
3010 * params.def: Bound partial-inlining-entry-probability param.
3012 2017-05-26 Marek Polacek <polacek@redhat.com>
3014 PR sanitizer/80875
3015 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
3016 can be negated.
3018 2017-05-26 Richard Biener <rguenther@suse.de>
3020 PR tree-optimization/80842
3021 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
3022 value.
3024 2017-05-26 Richard Biener <rguenther@suse.de>
3026 PR tree-optimization/80844
3027 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
3029 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
3031 * doc/md.texi (Machine Constraints): Update x86 family
3032 machine constraints section to match 'config/i386/constraints.md'.
3034 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
3036 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
3038 2017-05-25 Nathan Sidwell <nathan@acm.org>
3040 * doc/invoke.texi (--enable-languages): Update documentation.
3042 2017-05-25 Martin Liska <mliska@suse.cz>
3044 * dumpfile.c: Add TDF_FOLDING.
3045 * dumpfile.h (enum dump_kind): Likewise.
3046 * genmatch.c (dt_simplify::gen_1): Use it.
3048 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3050 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
3052 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3054 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
3055 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
3057 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
3059 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
3060 * match.pd (X == C): Rewrite it here.
3061 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
3062 with_certain_nonzero_bits2): New predicates.
3063 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
3065 2017-05-24 Nathan Sidwell <nathan@acm.org>
3067 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
3068 avoid warning.
3070 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
3071 warning.
3073 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
3075 * config/powerpcspe: New port. Files are copied from the rs6000
3076 port, with "rs6000" in filenames replaced by "powerpcspe".
3078 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
3080 PR rtl-optimization/80754
3081 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
3083 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
3085 * config/sparc/sparc.md (length): Return the correct value for -mflat
3086 sibcalls to match output_sibcall.
3088 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
3090 PR bootstrap/80860
3091 PR bootstrap/80843
3092 * config/rs6000/rs6000.c (struct machine_function): Add new field
3093 n_components.
3094 (rs6000_get_separate_components): Init that field, use it.
3095 (rs6000_components_for_bb): Use the field.
3097 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3099 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
3101 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
3103 PR middle-end/80823
3104 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
3106 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3108 PR target/80725
3109 * config/s390/s390.c (s390_check_qrst_address): Check incoming
3110 address against address_operand predicate.
3111 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
3113 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
3115 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
3116 parameters passed indirectly.
3118 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
3120 * config/i386/i386.md (*movdi_internal): Remove SSE4
3121 alternative 18 (?r, *v). Update insn attributes.
3122 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
3123 Update insn attributes.
3124 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
3125 Update insn attributes.
3126 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
3127 alternative 1 (r, v). Remove isa attribute.
3128 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
3129 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
3130 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
3132 2017-05-23 Tom de Vries <tom@codesourcery.com>
3134 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
3135 dg-line directive.
3137 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3139 * cgraphunit.c (symbol_table::process_new_functions): Update.
3140 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
3141 (inline_generate_summary): Rename to ...
3142 (ipa_fn_summary_generate): ... this one.
3143 (inline_read_summary): Rename to ...
3144 (ipa_fn_summary_read): ... this one.
3145 (inline_write_summary): Rename to ...
3146 (ipa_fn_summary_write): ... this one.
3147 (inline_free_summary): Rename to ...
3148 (ipa_free_fn_summary): ... this one.
3149 (pass_data_local_fn_summary, pass_local_fn_summary,
3150 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
3151 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
3152 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
3153 make_pass_ipa_fn_summary): New.
3154 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
3155 inline_write_summary, inline_free_summary): Remove.
3156 (ipa_free_fn_summary) : New.
3157 * ipa-inline.c (ipa_inline): Update.
3158 (pass_ipa_inline): Do not generate summaries.
3159 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
3160 Remove.
3161 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
3162 and add pass_ipa_fn_summary.
3163 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
3164 New.
3165 (make_pass_inline_parameters): Remove.
3167 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
3169 * omp-low.c (struct omp_context): Remove "default_kind" member.
3170 Adjust all users.
3172 * omp-offload.c (execute_oacc_device_lower): Remove the
3173 parallelism dimensions function attributes for unparallelized
3174 OpenACC kernels constructs.
3176 2017-05-23 Martin Liska <mliska@suse.cz>
3178 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
3179 functions.
3180 (cgraph_edge::make_speculative): Likewise.
3181 (cgraph_edge::resolve_speculation): Likewise.
3182 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3183 (cgraph_node::dump): Likewise.
3184 * cgraph.h: Likewise.
3185 * cgraphunit.c (analyze_functions): Likewise.
3186 (symbol_table::compile): Likewise.
3187 * ipa-cp.c (print_all_lattices): Likewise.
3188 (determine_versionability): Likewise.
3189 (initialize_node_lattices): Likewise.
3190 (ipcp_verify_propagated_values): Likewise.
3191 (estimate_local_effects): Likewise.
3192 (update_profiling_info): Likewise.
3193 (create_specialized_node): Likewise.
3194 (perhaps_add_new_callers): Likewise.
3195 (decide_about_value): Likewise.
3196 (decide_whether_version_node): Likewise.
3197 (identify_dead_nodes): Likewise.
3198 (ipcp_store_bits_results): Likewise.
3199 * ipa-devirt.c (dump_targets): Likewise.
3200 (ipa_devirt): Likewise.
3201 * ipa-icf.c (sem_item::dump): Likewise.
3202 (sem_function::equals): Likewise.
3203 (sem_variable::equals): Likewise.
3204 (sem_item_optimizer::read_section): Likewise.
3205 (sem_item_optimizer::execute): Likewise.
3206 (congruence_class::dump): Likewise.
3207 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
3208 (dump_inline_summary): Likewise.
3209 (estimate_node_size_and_time): Likewise.
3210 (inline_analyze_function): Likewise.
3211 * ipa-inline-transform.c (inline_call): Likewise.
3212 * ipa-inline.c (report_inline_failed_reason): Likewise.
3213 (want_early_inline_function_p): Likewise.
3214 (edge_badness): Likewise.
3215 (update_edge_key): Likewise.
3216 (inline_small_functions): Likewise.
3217 * ipa-profile.c (ipa_profile): Likewise.
3218 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3219 (ipa_make_edge_direct_to_target): Likewise.
3220 (remove_described_reference): Likewise.
3221 (ipa_impossible_devirt_target): Likewise.
3222 (propagate_controlled_uses): Likewise.
3223 (ipa_print_node_params): Likewise.
3224 (ipcp_transform_function): Likewise.
3225 * ipa-pure-const.c (pure_const_read_summary): Likewise.
3226 (propagate_pure_const): Likewise.
3227 * ipa-reference.c (generate_summary): Likewise.
3228 (read_write_all_from_decl): Likewise.
3229 (propagate): Likewise.
3230 (ipa_reference_read_optimization_summary): Likewise.
3231 * ipa-utils.c (ipa_merge_profiles): Likewise.
3232 * ipa.c (walk_polymorphic_call_targets): Likewise.
3233 (symbol_table::remove_unreachable_nodes): Likewise.
3234 (ipa_single_use): Likewise.
3235 * passes.c (execute_todo): Likewise.
3236 * predict.c (drop_profile): Likewise.
3237 * symtab.c (symtab_node::get_dump_name): New function.
3238 (symtab_node::dump_name): Likewise.
3239 (symtab_node::dump_asm_name): Likewise.
3240 (symtab_node::dump_references): Likewise.
3241 (symtab_node::dump_referring): Likewise.
3242 (symtab_node::dump_base): Likewise.
3243 (symtab_node::debug_symtab): Likewise.
3244 * tree-sra.c (convert_callers_for_node): Likewise.
3245 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3246 * value-prof.c (init_node_map): Likewise.
3248 2017-05-23 Martin Liska <mliska@suse.cz>
3250 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
3251 and symtab_node::debug_symtab to symbol_table::debug.
3252 * cgraphunit.c (analyze_functions): Use the renamed function.
3253 (symbol_table::compile): Likewise.
3254 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
3255 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
3256 * passes.c (execute_todo): Likewise.
3257 * symtab.c (symbol_table::dump): New function.
3258 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
3260 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3262 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
3263 that nonconst implies exec.
3265 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
3267 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
3268 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
3269 (inline_edge_summary_vec): Turn into ...
3270 (ipa_call_summaries): ... this one.
3271 (redirect_to_unreachable, edge_set_predicate,
3272 evaluate_properties_for_edge, inline_summary_alloc,
3273 reset_ipa_call_summary, reset_inline_summary,
3274 inline_summary_t::duplicate): Update.
3275 (inline_edge_duplication_hook): Turn to ...
3276 (ipa_call_summary_t::duplicate): ... this one.
3277 (inline_edge_removal_hook): Turn to ...
3278 (ipa_call_summary_t::remove): ... this one.
3279 (dump_inline_edge_summary): Turn to ...
3280 (dump_ipa_call_summary): ... this one.
3281 (estimate_function_body_sizes): Update.
3282 (inline_update_callee_summaries): Update.
3283 (remap_edge_change_prob): Update.
3284 (remap_edge_summaries): Update.
3285 (inline_merge_summary): Update.
3286 (do_estimate_edge_time): Update.
3287 (inline_generate_summary): Update.
3288 (inline_read_section): Update.
3289 (inline_read_summary): Update.
3290 (inline_free_summary): Update.
3291 * ipa-inline.c (can_inline_edge_p): Update.
3292 (compute_inlined_call_time): Update.
3293 (want_inline_small_function_p): Update.
3294 (edge_badness): Update.
3295 (early_inliner): Update.
3296 * ipa-inline.h (inline_edge_summary): Turn to ...
3297 (ipa_call_summary): ... this one.
3298 (ipa_call_summary_t): New class.
3299 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3300 (ipa_call_summaries): New.
3301 (inline_edge_summary): Remove.
3302 (estimate_edge_growth): Update.
3303 * ipa-profile.c (ipa_propagate_frequency_1): Update.
3304 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3305 * ipa-split.c (execute_split_functions): Update.
3306 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3308 2017-05-23 Tom de Vries <tom@codesourcery.com>
3310 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3311 attributes): Document rdrand effective target.
3313 2017-05-23 Tom de Vries <tom@codesourcery.com>
3315 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3316 attributes): Sort alphabetically.
3318 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
3320 * config/avr/genmultilib.awk: Use gsub instead of gensub.
3322 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3324 PR target/80718
3325 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
3326 V2DF/V2DI splat into two separate patterns, one that handles
3327 registers, and the other that only handles memory. Drop support
3328 for splatting from a GPR on ISA 2.07 and then splitting the
3329 splat into direct move and splat.
3330 (vsx_splat_<mode>_reg): Likewise.
3331 (vsx_splat_<mode>_mem): Likewise.
3333 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
3335 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
3337 2017-05-22 Jakub Jelinek <jakub@redhat.com>
3339 PR middle-end/80809
3340 * omp-low.c (finish_taskreg_remap): New function.
3341 (finish_taskreg_scan): If unit size of ctx->record_type
3342 is non-constant, unshare the size expression and replace
3343 decls in it with possible outer var refs.
3345 PR middle-end/80809
3346 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
3347 GOVD_SHARED rather than GOVD_PRIVATE with it.
3348 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
3349 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
3351 PR middle-end/80853
3352 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
3353 as last argument to build_outer_var_ref for pointer bases of array
3354 section reductions.
3356 2017-05-19 Martin Sebor <msebor@redhat.com>
3358 * print-tree.c (print_node): Print DECL_READ_P flag.
3360 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3362 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
3363 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
3364 * cgraph.c: Likewise.
3365 * cgraphunit.c: Likewise.
3366 * gengtype.c: Likewise.
3367 * ipa-cp.c: Likewise.
3368 * ipa-devirt.c: Likewise.
3369 * ipa-icf.c: Likewise.
3370 * ipa-predicate.c: Likewise.
3371 * ipa-profile.c: Likewise.
3372 * ipa-prop.c: Likewise.
3373 * ipa-split.c: Likewise.
3374 * ipa.c: Likewise.
3375 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
3376 edge_predicate_pool, dump_inline_hints,
3377 inline_summary::account_size_time, redirect_to_unreachable,
3378 edge_set_predicate, set_hint_predicate,
3379 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
3380 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
3381 inline_summary_t::remove, remap_hint_predicate_after_duplication,
3382 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
3383 ipa_call_summary_t::remove, initialize_growth_caches,
3384 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
3385 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
3386 mark_modified, unmodified_parm_1, unmodified_parm,
3387 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
3388 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
3389 compute_bb_predicates, will_be_nonconstant_expr_predicate,
3390 will_be_nonconstant_predicate, record_modified_bb_info,
3391 get_minimal_bb, record_modified, param_change_prob,
3392 phi_result_unknown_predicate, predicate_for_phi_result,
3393 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
3394 estimate_function_body_sizes, compute_inline_parameters,
3395 compute_inline_parameters_for_curren, pass_data_inline_parameters,
3396 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
3397 inline_update_callee_summaries, remap_edge_change_prob,
3398 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
3399 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
3400 inline_analyze_function, inline_summary_t::insert,
3401 inline_generate_summary, read_ipa_call_summary, inline_read_section,
3402 inline_read_summary, write_ipa_call_summary, inline_write_summary,
3403 inline_free_summary): Move to ipa-fnsummary.h
3404 (predicate_t): Remove.
3405 * ipa-fnsummary.c: New file.
3406 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
3407 (enum inline_hints_vals, inline_hints, agg_position_info,
3408 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
3409 inline_summaries, ipa_call_summary, ipa_call_summary_t,
3410 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
3411 dump_inline_summary, dump_inline_hints, inline_generate_summary,
3412 inline_read_summary, inline_write_summary, inline_free_summary,
3413 inline_analyze_function, initialize_inline_failed,
3414 inline_merge_summary, inline_update_overall_summary,
3415 compute_inline_parameters): Move to ipa-fnsummary.h
3416 * ipa-fnsummary.h: New file.
3417 * ipa-inline-transform.h: Include ipa-inline.h.
3418 * ipa-inline.c: LIkewise.
3420 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3422 * ipa-inline.c (edge_badness): Use inlined_time instead of
3423 inline_summaries->get.
3425 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3427 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
3429 2017-05-22 Nathan Sidwell <nathan@acm.org>
3431 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
3432 (fdump-lang): Document 'raw' option.
3433 * dumpfile.h (TDI_tu): Delete.
3434 * dumpfile.c (dump_files): Remove translation-unit.
3435 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
3437 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
3439 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
3440 command option from $(AWK) call.
3441 * config/avr/genmultilib.awk: Simplify and rewrite so that it
3442 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
3443 [FORMAT]: Remove handling of variable.
3444 * config/avr/t-multilib: Regenerate.
3446 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3448 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
3449 self_time.
3450 (dump_inline_summary): Do not print self_time.
3451 (estimate_function_body_sizes): Do not set self_time.
3452 (compute_inline_parameters): Likewise.
3453 (inline_read_section, inline_write_summary): Do not stream self_time.
3454 * ipa-inline.h (inline_summary): Drop self_time.
3456 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
3458 * ipa-inline-analysis.c (account_size_time): Rename to ...
3459 (inline_summary::account_size_time): ... this one.
3460 (reset_ipa_call_summary): Turn to ...
3461 (ipa_call_summary::reset): ... this one.
3462 (reset_inline_summary): Turn to ...
3463 (inline_summary::reset): ... this one.
3464 (inline_summary_t::remove): Update.
3465 (inline_summary_t::duplicate): Update.
3466 (ipa_call_summary_t::remove): Update.
3467 (dump_inline_summary): Update.
3468 (estimate_function_body_sizes): Update.
3469 (compute_inline_parameters): Update.
3470 (estimate_node_size_and_time): Update.
3471 (inline_merge_summary): Update.
3472 (inline_update_overall_summary): Update.
3473 (inline_read_section): Update.
3474 (inline_write_summary): Update.
3475 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
3476 add account_size_time and reset member functions.
3477 (ipa_call_summary): Add reset function.
3478 * ipa-predicate.h (predicate::operator &): Constify.
3480 2017-05-22 Richard Biener <rguenther@suse.de>
3482 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
3484 2017-05-19 Jason Merrill <jason@redhat.com>
3486 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
3488 2017-05-19 Marek Polacek <polacek@redhat.com>
3490 PR sanitizer/80800
3491 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
3492 TYPE_OVERFLOW_WRAPS checks.
3494 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
3496 * tree-core.h (enum omp_clause_default_kind): Add
3497 "OMP_CLAUSE_DEFAULT_PRESENT".
3498 * tree-pretty-print.c (dump_omp_clause): Handle it.
3499 * gimplify.c (enum gimplify_omp_var_data): Add
3500 "GOVD_MAP_FORCE_PRESENT".
3501 (gimplify_adjust_omp_clauses_1): Map it to
3502 "GOMP_MAP_FORCE_PRESENT".
3503 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
3505 * gimplify.c (oacc_default_clause): Clarify.
3507 2017-05-19 Nathan Sidwell <nathan@acm.org>
3509 LANG_HOOK_REGISTER_DUMPS
3510 * toplev.c (general_init): Call register dump lang hook.
3511 * doc/invoke.texi: Document -fdump-lang option family.
3512 * dumpfile.c (dump_files): Remove class dump here.
3513 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
3514 * dumpfile.h (tree_dump_index): Remove TDI_class.
3515 * langhooks-def.h (lhd_register_dumps): Declare.
3516 (LANG_HOOKS_REGISTER_DUMPS): Define.
3517 (LANG_HOOKS_INITIALIZER): Add it.
3518 * langhooks.c (lhd_register_dumps): Define.
3519 * langhooks.h (struct lang_hooks): Add register_dumps.
3521 2017-05-19 Nathan Sidwell <nathan@acm.org>
3523 * context.h (context::set_passes): New.
3524 * context.c (context::context): Do not create pass manager.
3525 * toplev.c (general_init): Create pass manager here.
3527 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3529 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
3530 use this splitter if two add or or instructions would also work for
3531 the constant we want to generate.
3533 2017-05-19 Richard Biener <rguenther@suse.de>
3535 PR build/80821
3536 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
3537 predicate evaluation.
3539 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
3541 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
3542 add ctor.
3543 * ipa-inline.c (want_inline_small_function_p): Do not cast to
3544 unsigned.
3546 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
3548 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
3549 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
3550 (inline_edge_summary_vec): Turn into ...
3551 (ipa_call_summaries): ... this one.
3552 (redirect_to_unreachable, edge_set_predicate,
3553 evaluate_properties_for_edge, inline_summary_alloc,
3554 reset_ipa_call_summary, reset_inline_summary,
3555 inline_summary_t::duplicate): Update.
3556 (inline_edge_duplication_hook): Turn to ...
3557 (ipa_call_summary_t::duplicate): ... this one.
3558 (inline_edge_removal_hook): Turn to ...
3559 (ipa_call_summary_t::remove): ... this one.
3560 (dump_inline_edge_summary): Turn to ...
3561 (dump_ipa_call_summary): ... this one.
3562 (estimate_function_body_sizes): Update.
3563 (inline_update_callee_summaries): Update.
3564 (remap_edge_change_prob): Update.
3565 (remap_edge_summaries): Update.
3566 (inline_merge_summary): Update.
3567 (do_estimate_edge_time): Update.
3568 (inline_generate_summary): Update.
3569 (inline_read_section): Update.
3570 (inline_read_summary): Update.
3571 (inline_free_summary): Update.
3572 * ipa-inline.c (can_inline_edge_p): Update.
3573 (compute_inlined_call_time): Update.
3574 (want_inline_small_function_p): Update.
3575 (edge_badness): Update.
3576 (early_inliner): Update.
3577 * ipa-inline.h (inline_edge_summary): Turn to ...
3578 (ipa_call_summary): ... this one.
3579 (ipa_call_summary_t): New class.
3580 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3581 (ipa_call_summaries): New.
3582 (inline_edge_summary): Remove.
3583 (estimate_edge_growth): Update.
3584 * ipa-profile.c (ipa_propagate_frequency_1): Update.
3585 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3586 * ipa-split.c (execute_split_functions): Update.
3587 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3589 2017-05-19 Richard Biener <rguenther@suse.de>
3591 PR middle-end/80764
3592 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
3594 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3596 * config/rs6000/rs6000.c (struct machine_function): Add field
3597 fpr_is_wrapped_separately.
3598 (rs6000_get_separate_components): Use 64 components. Handle the
3599 new FPR components.
3600 (rs6000_components_for_bb): Handle the FPR components.
3601 (rs6000_emit_prologue_components): Handle the FPR components.
3602 (rs6000_emit_epilogue_components): Handle the FPR components.
3603 (rs6000_set_handled_components): Handle the FPR components.
3604 (rs6000_emit_prologue): Don't output prologue code for those FPRs
3605 that are already separately shrink-wrapped.
3606 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
3607 that are already separately shrink-wrapped.
3609 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3611 PR target/80510
3612 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
3613 New predicate.
3615 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
3616 (define_peephole2 for Altivec d-form load): Add peepholes to catch
3617 cases where the register allocator uses a move and an offsettable
3618 memory operation to/from a FPR register on ISA 2.06/2.07.
3619 (define_peephole2 for Altivec d-form store): Likewise.
3621 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
3623 PR target/80799
3624 * config/i386/mmx.md (*mov<mode>_internal): Enable
3625 alternatives 11, 12, 13 and 14 also for 32bit targets.
3626 Remove alternatives 15, 16, 17 and 18.
3627 * config/i386/sse.md (vec_concatv2di): Change
3628 alternative (!x, *y) to (x, ?!*Yn).
3630 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
3632 * dumpfile.h (enum dump_kind): Remove stray comma.
3634 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
3636 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
3637 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
3638 predicate::num_conditions
3639 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
3640 (CHANGED): turn into predicate::changed.
3641 (agg_position_info): Move to ipa-predicate.h
3642 (add_condition, predicate::add_clause, predicate::operator &=,
3643 predicate::or_with, predicate::evaluate, predicate::probability,
3644 dump_condition, dump_clause, predicate::dump,
3645 predicate::remap_after_duplication, predicate::remap_after_inlining,
3646 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
3647 (evaluate_conditions_for_known_args): Update.
3648 (set_cond_stmt_execution_predicate): Update.
3649 * ipa-inline.h: Include ipa-predicate.h
3650 (condition, inline_param_summary, conditions, agg_position_info,
3651 predicate): Move to ipa-predicate.h
3652 * ipa-predicate.c: New file.
3653 * ipa-predicate.h: New file.
3655 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
3657 * final.c (leaf_function_p): Check we are not in a sequence.
3659 2017-05-18 Martin Liska <mliska@suse.cz>
3661 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
3662 * dumpfile.c (dump_register): Use new enum dump_kind.
3663 (get_dump_file_name): Likewise.
3664 (dump_enable_all): Likewise.
3665 (dump_switch_p_1): Likewise.
3666 (enable_rtl_dump_file): Remove usage of TDF_RTL.
3667 * dumpfile.h (enum dump_kind): New enum type.
3668 (struct dump_file_info): Create constructor and
3669 format fields and comments.
3670 * passes.c (pass_manager::register_one_dump_file):
3671 Use num dump_kind.
3672 * statistics.c (statistics_early_init): Likewise.
3673 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
3674 TDF_TREE with TDF_SLIM.
3675 (gather_memory_references_ref): Likewise.
3677 2017-05-18 Martin Liska <mliska@suse.cz>
3679 * vec.h (struct vnull): Use it.
3681 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
3683 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
3684 (true_predicate, false_predicate, true_predicate_p,
3685 false_predicate_p): Remove.
3686 (single_cond_predicate, not_inlined_predicate): Turn to member function
3687 in ipa-inline.h
3688 (add_condition): Update.
3689 (add_clause): Turn to...
3690 (predicate::add_clause): ... this one; update; allow passing NULL
3691 as parameter.
3692 (and_predicates): Turn to ...
3693 (predicate::operator &=): ... this one.
3694 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
3695 (or_predicates): Turn to ...
3696 (predicate::or_with): ... this one.
3697 (evaluate_predicate): Turn to ...
3698 (predicate::evaluate): ... this one.
3699 (predicate_probability): Turn to ...
3700 (predicate::probability): ... this one.
3701 (dump_condition): Update.
3702 (dump_predicate): Turn to ...
3703 (predicate::dump): ... this one.
3704 (account_size_time): Update.
3705 (edge_set_predicate): Update.
3706 (set_hint_predicate): UPdate.
3707 (evaluate_conditions_for_known_args): Update.
3708 (evaluate_properties_for_edge): Update.
3709 (remap_predicate_after_duplication): Turn to...
3710 (predicate::remap_after_duplication): ... this one.
3711 (remap_hint_predicate_after_duplication): Update.
3712 (inline_summary_t::duplicate): UPdate.
3713 (dump_inline_edge_summary): Update.
3714 (dump_inline_summary): Update.
3715 (set_cond_stmt_execution_predicate): Update.
3716 (set_switch_stmt_execution_predicate): Update.
3717 (compute_bb_predicates): Update.
3718 (will_be_nonconstant_expr_predicate): Update.
3719 (will_be_nonconstant_predicate): Update.
3720 (phi_result_unknown_predicate): Update.
3721 (predicate_for_phi_result): Update.
3722 (array_index_predicate): Update.
3723 (estimate_function_body_sizes): Update.
3724 (estimate_node_size_and_time): Update.
3725 (estimate_ipcp_clone_size_and_time): Update.
3726 (remap_predicate): Rename to ...
3727 (predicate::remap_after_inlining): ... this one.
3728 (remap_hint_predicate): Update.
3729 (inline_merge_summary): Update.
3730 (inline_update_overall_summary): Update.
3731 (estimate_size_after_inlining): Update.
3732 (read_predicate): Rename to ...
3733 (predicate::stream_in): ... this one.
3734 (read_inline_edge_summary): Update.
3735 (write_predicate): Rename to ...
3736 (predicate::stream_out): ... this one.
3737 (write_inline_edge_summary): Update.
3738 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
3739 (clause_t): Turn to uint32_t
3740 (predicate): Turn to class; implement constructor and operators
3741 ==, !=, &
3742 (size_time_entry): Update.
3743 (inline_summary): Update.
3744 (inline_edge_summary): Update.
3746 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
3748 * fold-const.c (fold_binary_loc): Move transformation...
3749 * match.pd (C - X CMP X): ... here.
3751 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
3753 * config/sparc/sparc.c (sparc_option_override): Set function
3754 alignment for -mcpu=niagara7 to 64 to match the I$ line.
3755 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
3756 latency to 1.
3757 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
3758 latency to 2.
3759 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
3761 2017-05-18 Marek Polacek <polacek@redhat.com>
3763 PR sanitizer/80797
3764 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
3765 (pass_ubsan::execute): Call gimple_assign_single_p instead of
3766 gimple_assign_load_p.
3768 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
3770 PR middle-end/80692
3771 * real.c (do_compare): Give decimal_do_compare preference over
3772 comparing just the signs.
3774 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
3776 * doc/md.texi (Canonicalization of Instructions): Describe the
3777 canonical form of instructions that inherently set a condition
3778 code register.
3780 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
3782 PR middle-end/80775
3783 * tree-cfg.c: Move deletion of unreachable case statements to after
3784 the merging of consecutive case labels.
3786 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3788 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
3789 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
3790 restoring of callee-saved registers.
3792 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
3794 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
3795 * config/visium/visium.c (single_set_and_flags): Likewise.
3796 * config/visium/visium.md (Substitutions): Likewise.
3798 2017-05-17 Martin Liska <mliska@suse.cz>
3800 * cfg.c: Introduce dump_flags_t type and
3801 use it instead of int type.
3802 * cfg.h: Likewise.
3803 * cfghooks.c: Likewise.
3804 * cfghooks.h (struct cfg_hooks): Likewise.
3805 * cfgrtl.c: Likewise.
3806 * cfgrtl.h: Likewise.
3807 * cgraph.c (cgraph_node::get_body): Likewise.
3808 * coretypes.h: Likewise.
3809 * domwalk.c: Likewise.
3810 * domwalk.h: Likewise.
3811 * dumpfile.c (struct dump_option_value_info): Likewise.
3812 (dump_enable_all): Likewise.
3813 (dump_switch_p_1): Likewise.
3814 (opt_info_switch_p): Likewise.
3815 * dumpfile.h (enum tree_dump_index): Likewise.
3816 (struct dump_file_info): Likewise.
3817 * genemit.c: Likewise.
3818 * generic-match-head.c: Likewise.
3819 * gengtype.c (open_base_files): Likewise.
3820 * gimple-pretty-print.c: Likewise.
3821 * gimple-pretty-print.h: Likewise.
3822 * graph.c (print_graph_cfg): Likewise.
3823 * graphite-scop-detection.c (dot_all_sese): Likewise.
3824 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
3825 * loop-unroll.c (report_unroll): Likewise.
3826 * passes.c (pass_manager::register_one_dump_file): Likewise.
3827 * print-tree.c: Likewise.
3828 * statistics.c: Likewise.
3829 * tree-cfg.c: Likewise.
3830 * tree-cfg.h: Likewise.
3831 * tree-dfa.c: Likewise.
3832 * tree-dfa.h: Likewise.
3833 * tree-dump.c (dump_function): Likewise.
3834 * tree-dump.h (struct dump_info): Likewise.
3835 * tree-pretty-print.c: Likewise.
3836 * tree-pretty-print.h: Likewise.
3837 * tree-ssa-live.c: Likewise.
3838 * tree-ssa-live.h: Likewise.
3839 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3840 * tree-vect-loop.c: Likewise.
3841 * tree-vect-slp.c: Likewise.
3843 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
3844 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3846 PR tree-optimization/80457
3847 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
3848 of all arguments to a statement as scalar_to_vec operations.
3849 (vectorizable_call): Adjust call to vect_model_simple_cost for
3850 new parameter.
3851 (vectorizable_conversion): Likewise.
3852 (vectorizable_assignment): Likewise.
3853 (vectorizable_shift): Likewise.
3854 (vectorizable_operation): Likewise.
3855 (vectorizable_comparison): Likewise.
3856 (vect_is_simple_cond): Record the def types for operands.
3857 (vectorizable_condition): Likewise, call vect_model_simple_cost.
3858 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
3859 for statement argument count.
3861 2017-05-16 Carl Love <cel@us.ibm.com>
3863 * config/rs6000/rs6000-c: Add support for built-in functions
3864 vector unsigned long long vec_bperm (vector unsigned long long,
3865 vector unsigned char)
3866 vector signed long long vec_mule (vector signed int,
3867 vector signed int)
3868 vector unsigned long long vec_mule (vector unsigned int,
3869 vector unsigned int)
3870 vector signed long long vec_mulo (vector signed int,
3871 vector signed int)
3872 vector unsigned long long vec_mulo (vector unsigned int,
3873 vector unsigned int)
3874 vector signed char vec_sldw (vector signed char,
3875 vector signed char,
3876 const int)
3877 vector unsigned char vec_sldw (vector unsigned char,
3878 vector unsigned char,
3879 const int)
3880 vector signed short vec_sldw (vector signed short,
3881 vector signed short,
3882 const int)
3883 vector unsigned short vec_sldw (vector unsigned short,
3884 vector unsigned short,
3885 const int)
3886 vector signed int vec_sldw (vector signed int,
3887 vector signed int,
3888 const int)
3889 vector unsigned int vec_sldw (vector unsigned int,
3890 vector unsigned int,
3891 const int)
3892 vector signed long long vec_sldw (vector signed long long,
3893 vector signed long long,
3894 const int)
3895 vector unsigned long long vec_sldw (vector unsigned long long,
3896 vector unsigned long long,
3897 const int)
3898 * config/rs6000/rs6000-c: Add support for built-in functions
3899 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
3900 * config/rs6000/altivec.h: Add defintion for vec_sldw.
3901 * doc/extend.texi: Update the built-in documentation for the
3902 new built-in functions.
3904 2017-05-16 Marek Polacek <polacek@redhat.com>
3906 PR sanitizer/80536
3907 PR sanitizer/80386
3908 * tree.c (save_expr): Don't fold the expression.
3910 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
3913 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
3914 and (?*y,m). Update insn attributes.
3916 2017-05-16 Martin Liska <mliska@suse.cz>
3918 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
3919 flags argument of print_gimple_stmt, print_gimple_expr,
3920 print_generic_stmt and print_generic_expr.
3921 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
3922 * coretypes.h: Likewise.
3923 * except.c (dump_eh_tree): Likewise.
3924 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
3925 * gimple-pretty-print.h: Likewise.
3926 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
3927 (backprop::push_to_worklist): Likewise.
3928 (backprop::pop_from_worklist): Likewise.
3929 (backprop::process_use): Likewise.
3930 (backprop::intersect_uses): Likewise.
3931 (note_replacement): Likewise.
3932 * gimple-ssa-store-merging.c
3933 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
3934 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
3935 (pass_store_merging::execute): Likewise.
3936 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
3937 (ssa_base_cand_dump_callback): Likewise.
3938 (dump_incr_vec): Likewise.
3939 (replace_refs): Likewise.
3940 (replace_mult_candidate): Likewise.
3941 (create_add_on_incoming_edge): Likewise.
3942 (create_phi_basis): Likewise.
3943 (insert_initializers): Likewise.
3944 (all_phi_incrs_profitable): Likewise.
3945 (introduce_cast_before_cand): Likewise.
3946 (replace_one_candidate): Likewise.
3947 * gimplify.c (gimplify_expr): Likewise.
3948 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
3949 (set_rename): Likewise.
3950 (rename_uses): Likewise.
3951 (copy_loop_phi_nodes): Likewise.
3952 (add_close_phis_to_merge_points): Likewise.
3953 (copy_loop_close_phi_args): Likewise.
3954 (copy_cond_phi_args): Likewise.
3955 (graphite_copy_stmts_from_block): Likewise.
3956 (translate_pending_phi_nodes): Likewise.
3957 * graphite-poly.c (print_pdr): Likewise.
3958 (dump_gbb_cases): Likewise.
3959 (dump_gbb_conditions): Likewise.
3960 (print_scop_params): Likewise.
3961 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
3962 (build_cross_bb_scalars_use): Likewise.
3963 (gather_bbs::before_dom_children): Likewise.
3964 * hsa-dump.c (dump_hsa_immed): Likewise.
3965 * ipa-cp.c (print_ipcp_constant_value): Likewise.
3966 (get_replacement_map): Likewise.
3967 * ipa-inline-analysis.c (dump_condition): Likewise.
3968 (estimate_function_body_sizes): Likewise.
3969 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
3970 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
3971 * ipa-prop.c (ipa_dump_param): Likewise.
3972 (ipa_print_node_jump_functions_for_edge): Likewise.
3973 (ipa_modify_call_arguments): Likewise.
3974 (ipa_modify_expr): Likewise.
3975 (ipa_dump_param_adjustments): Likewise.
3976 (ipa_dump_agg_replacement_values): Likewise.
3977 (ipcp_modif_dom_walker::before_dom_children): Likewise.
3978 * ipa-pure-const.c (check_stmt): Likewise.
3979 (pass_nothrow::execute): Likewise.
3980 * ipa-split.c (execute_split_functions): Likewise.
3981 * omp-offload.c (dump_oacc_loop_part): Likewise.
3982 (dump_oacc_loop): Likewise.
3983 * trans-mem.c (tm_log_emit): Likewise.
3984 (tm_memopt_accumulate_memops): Likewise.
3985 (dump_tm_memopt_set): Likewise.
3986 (dump_tm_memopt_transform): Likewise.
3987 * tree-cfg.c (gimple_verify_flow_info): Likewise.
3988 (print_loop): Likewise.
3989 * tree-chkp-opt.c (chkp_print_addr): Likewise.
3990 (chkp_gather_checks_info): Likewise.
3991 (chkp_get_check_result): Likewise.
3992 (chkp_remove_check_if_pass): Likewise.
3993 (chkp_use_outer_bounds_if_possible): Likewise.
3994 (chkp_reduce_bounds_lifetime): Likewise.
3995 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
3996 (chkp_mark_completed_bounds): Likewise.
3997 (chkp_register_incomplete_bounds): Likewise.
3998 (chkp_mark_invalid_bounds): Likewise.
3999 (chkp_maybe_copy_and_register_bounds): Likewise.
4000 (chkp_build_returned_bound): Likewise.
4001 (chkp_get_bound_for_parm): Likewise.
4002 (chkp_build_bndldx): Likewise.
4003 (chkp_get_bounds_by_definition): Likewise.
4004 (chkp_generate_extern_var_bounds): Likewise.
4005 (chkp_get_bounds_for_decl_addr): Likewise.
4006 * tree-chrec.c (chrec_apply): Likewise.
4007 * tree-data-ref.c (dump_data_reference): Likewise.
4008 (dump_subscript): Likewise.
4009 (dump_data_dependence_relation): Likewise.
4010 (analyze_overlapping_iterations): Likewise.
4011 * tree-inline.c (expand_call_inline): Likewise.
4012 (tree_function_versioning): Likewise.
4013 * tree-into-ssa.c (dump_defs_stack): Likewise.
4014 (dump_currdefs): Likewise.
4015 (dump_names_replaced_by): Likewise.
4016 (dump_update_ssa): Likewise.
4017 (update_ssa): Likewise.
4018 * tree-object-size.c (pass_object_sizes::execute): Likewise.
4019 * tree-parloops.c (build_new_reduction): Likewise.
4020 (try_create_reduction_list): Likewise.
4021 (ref_conflicts_with_region): Likewise.
4022 (oacc_entry_exit_ok_1): Likewise.
4023 (oacc_entry_exit_single_gang): Likewise.
4024 * tree-pretty-print.h: Likewise.
4025 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
4026 (get_scalar_evolution): Likewise.
4027 (add_to_evolution): Likewise.
4028 (get_loop_exit_condition): Likewise.
4029 (analyze_evolution_in_loop): Likewise.
4030 (analyze_initial_condition): Likewise.
4031 (analyze_scalar_evolution): Likewise.
4032 (instantiate_scev): Likewise.
4033 (number_of_latch_executions): Likewise.
4034 (gather_chrec_stats): Likewise.
4035 (final_value_replacement_loop): Likewise.
4036 (scev_const_prop): Likewise.
4037 * tree-sra.c (dump_access): Likewise.
4038 (disqualify_candidate): Likewise.
4039 (create_access): Likewise.
4040 (reject): Likewise.
4041 (maybe_add_sra_candidate): Likewise.
4042 (create_access_replacement): Likewise.
4043 (analyze_access_subtree): Likewise.
4044 (analyze_all_variable_accesses): Likewise.
4045 (sra_modify_assign): Likewise.
4046 (initialize_constant_pool_replacements): Likewise.
4047 (find_param_candidates): Likewise.
4048 (decide_one_param_reduction): Likewise.
4049 (replace_removed_params_ssa_names): Likewise.
4050 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4051 * tree-ssa-copy.c (dump_copy_of): Likewise.
4052 (copy_prop_visit_cond_stmt): Likewise.
4053 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
4054 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
4055 (record_equivalences_from_stmt): Likewise.
4056 * tree-ssa-dse.c (compute_trims): Likewise.
4057 (delete_dead_call): Likewise.
4058 (delete_dead_assignment): Likewise.
4059 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
4060 (forward_propagate_into_cond): Likewise.
4061 (pass_forwprop::execute): Likewise.
4062 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
4063 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
4064 Likewise.
4065 (move_computations_worker): Likewise.
4066 (execute_sm): Likewise.
4067 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
4068 (remove_exits_and_undefined_stmts): Likewise.
4069 (remove_redundant_iv_tests): Likewise.
4070 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
4071 (adjust_iv_update_pos): Likewise.
4072 * tree-ssa-math-opts.c (bswap_replace): Likewise.
4073 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
4074 (value_replacement): Likewise.
4075 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4076 * tree-ssa-pre.c (print_pre_expr): Likewise.
4077 (get_representative_for): Likewise.
4078 (create_expression_by_pieces): Likewise.
4079 (insert_into_preds_of_block): Likewise.
4080 (eliminate_insert): Likewise.
4081 (eliminate_dom_walker::before_dom_children): Likewise.
4082 (eliminate): Likewise.
4083 (remove_dead_inserted_code): Likewise.
4084 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4085 * tree-ssa-reassoc.c (get_rank): Likewise.
4086 (eliminate_duplicate_pair): Likewise.
4087 (eliminate_plus_minus_pair): Likewise.
4088 (eliminate_not_pairs): Likewise.
4089 (undistribute_ops_list): Likewise.
4090 (eliminate_redundant_comparison): Likewise.
4091 (update_range_test): Likewise.
4092 (optimize_range_tests_var_bound): Likewise.
4093 (optimize_vec_cond_expr): Likewise.
4094 (rewrite_expr_tree): Likewise.
4095 (rewrite_expr_tree_parallel): Likewise.
4096 (linearize_expr): Likewise.
4097 (break_up_subtract): Likewise.
4098 (linearize_expr_tree): Likewise.
4099 (attempt_builtin_powi): Likewise.
4100 (attempt_builtin_copysign): Likewise.
4101 (transform_stmt_to_copy): Likewise.
4102 (transform_stmt_to_multiply): Likewise.
4103 (dump_ops_vector): Likewise.
4104 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
4105 (print_scc): Likewise.
4106 (set_ssa_val_to): Likewise.
4107 (visit_reference_op_store): Likewise.
4108 (visit_use): Likewise.
4109 (sccvn_dom_walker::before_dom_children): Likewise.
4110 (run_scc_vn): Likewise.
4111 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
4112 Likewise.
4113 (expr_hash_elt::print): Likewise.
4114 (const_and_copies::pop_to_marker): Likewise.
4115 (const_and_copies::record_const_or_copy_raw): Likewise.
4116 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
4117 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
4118 (dump_predicates): Likewise.
4119 (find_uninit_use): Likewise.
4120 (warn_uninitialized_phi): Likewise.
4121 (pass_late_warn_uninitialized::execute): Likewise.
4122 * tree-ssa.c (verify_vssa): Likewise.
4123 (verify_ssa): Likewise.
4124 (maybe_optimize_var): Likewise.
4125 * tree-vrp.c (dump_value_range): Likewise.
4126 (dump_all_value_ranges): Likewise.
4127 (dump_asserts_for): Likewise.
4128 (register_edge_assert_for_2): Likewise.
4129 (vrp_visit_cond_stmt): Likewise.
4130 (vrp_visit_switch_stmt): Likewise.
4131 (vrp_visit_stmt): Likewise.
4132 (vrp_visit_phi_node): Likewise.
4133 (simplify_cond_using_ranges_1): Likewise.
4134 (fold_predicate_in): Likewise.
4135 (evrp_dom_walker::before_dom_children): Likewise.
4136 (evrp_dom_walker::push_value_range): Likewise.
4137 (evrp_dom_walker::pop_value_range): Likewise.
4138 (execute_early_vrp): Likewise.
4140 2017-05-16 Richard Biener <rguenther@suse.de>
4142 * dwarf2out.c (loc_list_from_tree_1): Do not create
4143 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
4145 2017-05-16 Richard Biener <rguenther@suse.de>
4147 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
4148 just generated.
4149 (note_variable_value_in_expr): If we resolved the decl ref
4150 do not push to the stack.
4152 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
4154 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
4155 operations in fast-math mode.
4156 (vaddq_f16): Likewise.
4157 (vmul_f16): Likewise.
4158 (vmulq_f16): Likewise.
4159 (vsub_f16): Likewise.
4160 (vsubq_f16): Likewise.
4161 * config/arm/neon.md (add<mode>3): New.
4162 (sub<mode>3): New.
4163 (fma:<VH:mode>3): New. Also remove outdated comment.
4164 (mul<mode>3): New.
4166 2017-05-16 Martin Liska <mliska@suse.cz>
4168 PR ipa/79849.
4169 PR ipa/79850.
4170 * ipa-devirt.c (warn_types_mismatch): Fix typo.
4171 (odr_types_equivalent_p): Likewise.
4173 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
4175 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
4177 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
4179 PR target/80425
4180 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
4181 non-interunit SSE move alternatives with '?'.
4182 (zero-extendsidi peephole2): New peephole to skip intermediate
4183 general register in SSE zero-extend sequence.
4185 2017-05-15 Jeff Law <law@redhat.com>
4187 * reorg.c (relax_delay_slots): Create a new variable to hold
4188 the temporary target rather than clobbering TARGET_LABEL.
4190 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
4191 missing argument to extract_bit_field call.
4192 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
4194 2017-05-15 Martin Liska <mliska@suse.cz>
4196 PR driver/31468
4197 * gcc.c (process_command): Do not allow empty argument of -o option.
4199 2017-05-15 Renlin Li <renlin.li@arm.com>
4201 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
4202 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
4203 * config/aarch64/constraints.md (Usf): Add long call check.
4204 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
4205 (call_value): Likewise.
4206 (sibcall): Likewise.
4207 (sibcall_value): Likewise.
4208 (call_insn): New.
4209 (call_value_insn): New.
4210 (sibcall_insn): Update rtx pattern.
4211 (sibcall_value_insn): Likewise.
4212 (call_internal): Remove.
4213 (call_value_internal): Likewise.
4214 (sibcall_internal): Likewise.
4215 (sibcall_value_internal): Likewise.
4216 (call_reg): Likewise.
4217 (call_symbol): Likewise.
4218 (call_value_reg): Likewise.
4219 (call_value_symbol): Likewise.
4221 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
4223 PR target/80600
4224 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
4226 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
4229 compatible with CCGOCmode and with CCZmode.
4231 2017-05-14 Martin Sebor <msebor@redhat.com>
4233 PR middle-end/77671
4234 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
4235 (gimple_fold_builtin_snprintf): Same.
4236 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
4237 (gimple_fold_builtin_snprintf): Same.
4238 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
4239 of character types.
4240 (is_call_safe): New function.
4241 (try_substitute_return_value): Call it.
4242 (try_simplify_call): New function.
4243 (pass_sprintf_length::handle_gimple_call): Call it.
4245 2017-05-14 Martin Sebor <msebor@redhat.com>
4247 PR middle-end/80669
4248 * builtins.c (expand_builtin_stpncpy): Simplify.
4250 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
4252 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
4253 * config/i386/i386.h
4254 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
4255 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
4256 (struct machine_function): Add new members call_ms2sysv,
4257 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
4258 (struct machine_frame_state): New fields sp_realigned and
4259 sp_realigned_offset.
4260 * config/i386/i386.c
4261 (enum xlogue_stub): New enum.
4262 (enum xlogue_stub_sets): New enum.
4263 (class xlogue_layout): New class.
4264 (struct ix86_frame): New fields stack_realign_allocate_offset,
4265 stack_realign_offset and outlined_save_offset. Modify comments to
4266 detail stack layout when using out-of-line stubs.
4267 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
4268 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
4269 -mcall-ms2sysv-xlogues.
4270 (stub_managed_regs): New static variable.
4271 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
4272 registers managed by out-of-line stub.
4273 (disable_call_ms2sysv_xlogues): New function.
4274 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
4275 m->call_ms2sysv when appropriate and compute frame layout for
4276 out-of-line stubs.
4277 (sp_valid_at, fp_valid_at): New inline functions.
4278 (choose_basereg): New function.
4279 (choose_baseaddr): Add align parameter, use choose_basereg and modify
4280 all callers.
4281 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
4282 Use align parameter of choose_baseaddr to generated aligned SSE movs
4283 when possible.
4284 (pro_epilogue_adjust_stack): Modify to track
4285 machine_frame_state::sp_realigned.
4286 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
4287 (ix86_nsaved_sseregs): Likewise.
4288 (ix86_emit_save_regs): Likewise.
4289 (ix86_emit_save_regs_using_mov): Likewise.
4290 (ix86_emit_save_sse_regs_using_mov): Likewise.
4291 (get_scratch_register_on_entry): Likewise.
4292 (gen_frame_set): New function.
4293 (gen_frame_load): Likewise.
4294 (gen_frame_store): Likewise.
4295 (emit_outlined_ms2sysv_save): Likewise.
4296 (emit_outlined_ms2sysv_restore): Likewise.
4297 (ix86_expand_prologue): Modify stack re-alignment code and call
4298 emit_outlined_ms2sysv_save when appropriate.
4299 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
4300 parameter rtx_insn *insn, which allows the function to be used to only
4301 generate the notes.
4302 (ix86_expand_epilogue): Modify validity checks of frame and stack
4303 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
4304 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
4305 * config/i386/predicates.md
4306 (save_multiple): New predicate.
4307 (restore_multiple): Likewise.
4308 * config/i386/sse.md
4309 (save_multiple<mode>): New pattern.
4310 (save_multiple_realign<mode>): Likewise.
4311 (restore_multiple<mode>): Likewise.
4312 (restore_multiple_and_return<mode>): Likewise.
4313 (restore_multiple_leave_return<mode>): Likewise.
4314 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
4316 2017-05-14 Julia Koval <julia.koval@intel.com>
4318 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
4319 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
4320 (__builtin_ia32_xsetbv): New builtins.
4321 * config/i386/i386.c (ix86_expand_special_args_builtin):
4322 Process new types.
4323 (ix86_expand_builtin): Special expand for new intrinsics.
4324 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
4325 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
4326 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
4328 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4330 * cfganal.c (inverted_post_order_compute): Change argument type
4331 to vec *.
4332 * cfganal.h (inverted_post_order_compute): Adjust prototype.
4333 * df-core.c (rest_of_handle_df_initialize): Adjust.
4334 (rest_of_handle_df_finish): Likewise.
4335 (df_analyze_1): Likewise.
4336 (df_analyze): Likewise.
4337 (loop_inverted_post_order_compute): Change argument to be a vec *.
4338 (df_analyze_loop): Adjust.
4339 (df_get_n_blocks): Likewise.
4340 (df_get_postorder): Likewise.
4341 * df.h (struct df_d): Change field to be a vec.
4342 * lcm.c (compute_laterin): Adjust.
4343 (compute_available): Likewise.
4344 * lra-lives.c (lra_create_live_ranges_1): Likewise.
4345 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4346 * tree-ssa-pre.c (compute_antic): Likewise.
4348 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4350 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
4351 (depth_first_search::depth_first_search): Change structure init
4352 function to this constructor.
4353 (depth_first_search::add_bb): Rename function to this member.
4354 (depth_first_search::execute): Likewise.
4355 (flow_dfs_compute_reverse_finish): Adjust.
4357 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4359 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
4360 (longest_simple_path): Likewise.
4361 * shrink-wrap.c (spread_components): Likewise.
4362 (disqualify_problematic_components): Likewise.
4363 (emit_common_heads_for_components): Likewise.
4364 (emit_common_tails_for_components): Likewise.
4365 (insert_prologue_epilogue_for_components): Likewise.
4367 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4369 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
4370 auto_sbitmap.
4372 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4374 * df-core.c (df_set_blocks): Start using auto_bitmap.
4375 (df_compact_blocks): Likewise.
4376 * df-problems.c (df_rd_confluence_n): Likewise.
4377 * df-scan.c (df_insn_rescan_all): Likewise.
4378 (df_process_deferred_rescans): Likewise.
4379 (df_update_entry_block_defs): Likewise.
4380 (df_update_exit_block_uses): Likewise.
4381 (df_entry_block_bitmap_verify): Likewise.
4382 (df_exit_block_bitmap_verify): Likewise.
4383 (df_scan_verify): Likewise.
4384 * lra-constraints.c (lra_constraints): Likewise.
4385 (undo_optional_reloads): Likewise.
4386 (lra_undo_inheritance): Likewise.
4387 * lra-remat.c (calculate_gen_cands): Likewise.
4388 (do_remat): Likewise.
4389 * lra-spills.c (assign_spill_hard_regs): Likewise.
4390 (spill_pseudos): Likewise.
4391 * tree-ssa-pre.c (bitmap_set_and): Likewise.
4392 (bitmap_set_subtract_values): Likewise.
4394 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4396 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
4397 management with auto_bitmap.
4398 (fix_inter_tick): Likewise.
4399 (fix_recovery_deps): Likewise.
4400 * ira.c (add_store_equivs): Likewise.
4401 (find_moveable_pseudos): Likewise.
4402 (split_live_ranges_for_shrink_wrap): Likewise.
4403 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
4404 (rtx_reuse_manager::seen_def_p): Likewise.
4405 (rtx_reuse_manager::set_seen_def): Likewise.
4406 * print-rtl.h (class rtx_reuse_manager): Likewise.
4408 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4410 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
4411 lifetime.
4412 (migrate_btr_def): Likewise.
4413 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4414 * df-core.c (loop_post_order_compute): Likewise.
4415 (loop_inverted_post_order_compute): Likewise.
4416 * hsa-common.h: Likewise.
4417 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
4418 * init-regs.c (initialize_uninitialized_regs): Likewise.
4419 * ipa-inline.c (resolve_noninline_speculation): Likewise.
4420 (inline_small_functions): Likewise.
4421 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
4422 * ira.c (combine_and_move_insns): Likewise.
4423 (build_insn_chain): Likewise.
4424 * loop-invariant.c (find_invariants): Likewise.
4425 * lower-subreg.c (propagate_pseudo_copies): Likewise.
4426 * predict.c (tree_predict_by_opcode): Likewise.
4427 (predict_paths_leading_to): Likewise.
4428 (predict_paths_leading_to_edge): Likewise.
4429 (estimate_loops_at_level): Likewise.
4430 (estimate_loops): Likewise.
4431 * shrink-wrap.c (try_shrink_wrapping): Likewise.
4432 (spread_components): Likewise.
4433 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
4434 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
4435 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
4436 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
4437 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
4438 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4439 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
4440 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
4441 (mark_threaded_blocks): Likewise.
4442 (thread_through_all_blocks): Likewise.
4443 * tree-ssa.c (verify_ssa): Likewise.
4444 (execute_update_addresses_taken): Likewise.
4445 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
4447 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4449 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
4450 auto_vec.
4451 (post_order_compute): Likewise.
4452 (inverted_post_order_compute): Likewise.
4453 (pre_and_rev_post_order_compute_fn): Likewise.
4455 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4457 * genrecog.c (int_set::int_set): Explicitly construct our
4458 auto_vec base class.
4459 * vec.h (auto_vec::auto_vec): New constructor.
4461 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4463 * bitmap.h (class auto_bitmap): New constructor taking
4464 bitmap_obstack * argument.
4466 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4468 * bitmap.h (class auto_bitmap): Change type of m_bits to
4469 bitmap_head, and adjust ctor / dtor and member operators.
4471 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
4473 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
4474 when returned register mode doesn't match original mode.
4476 2017-05-12 Jeff Law <law@redhat.com>
4477 Jakub Jelinek <jakub@redhat.com>
4479 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
4480 we look for cc setter after the compare-elim changes.
4481 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
4482 within the vector to match what compare-elim now expects.
4483 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
4484 (xorsi3_flags, one_cmplsi2_flags): Likewise.
4486 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
4487 after the compare-elim changes.
4488 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
4489 the vector to match what compare-elim now expects.
4490 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
4491 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
4492 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
4493 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
4494 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
4496 * config/visium/visium.c (single_set_and_flags): Fix where
4497 we look for cc setter after the compare-elim changes.
4498 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
4499 with the vector to match what compare-elim now expects.
4500 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
4501 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
4502 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
4503 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
4504 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
4505 (neg<mode>2_insn_set_overflow): Likewise.
4507 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
4509 PR middle-end/79794
4510 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
4511 maybe_expand_insn call, set ops[0].target. If still set after call,
4512 set alt_rtl. Add extra arg to recursive calls.
4513 (extract_bit_field): Add alt_rtl argument. Pass to
4514 extract_bit_field.
4515 * expmed.h (extract_bit_field): Fix prototype.
4516 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
4517 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
4518 to extract_bit_field_calls.
4519 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
4520 Pass alt_rtl to extract_bit_field calls.
4521 * calls.c (store_unaligned_arguments_into_psuedos)
4522 load_register_parameters): Pass extra NULL to extract_bit_field calls.
4523 * optabs.c (maybe_legitimize_operand): Clear op->target when call
4524 gen_reg_rtx.
4525 * optabs.h (struct expand_operand): Add target bitfield.
4527 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
4529 * compare-elim.c (try_eliminate_compare): Canonicalize
4530 operation with embedded compare to
4531 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
4532 (set (reg) (operation)].
4534 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
4536 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
4538 PR target/80723
4539 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
4540 cost of adding a carry flag for ADC instruction.
4541 [case MINUS]: Ignore the cost of subtracting a carry flag
4542 for SBB instruction.
4544 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
4546 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
4547 and x86intrin.h
4548 * config/rs6000/bmiintrin.h: New file.
4549 * config/rs6000/bmi2intrin.h: New file.
4550 * config/rs6000/x86intrin.h: New file.
4552 2017-05-12 Jeff Law <law@redhat.com>
4554 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
4555 markers.
4557 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
4559 PR middle-end/80707
4560 * tree-cfg.c: Remove cfg edges of unreachable case statements.
4562 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4564 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4565 early expansion of vector divide builtins.
4566 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
4567 builtins identified as having unsigned arguments.
4569 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4571 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
4572 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
4573 expansion of vector logical operations (and, andc, or, xor,
4574 nor, orc, nand).
4576 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4578 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
4579 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
4581 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
4583 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4584 early GIMPLE expansion of vector multiplies.
4586 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
4588 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
4589 TARGET_HAVE_MOVT conditional.
4590 (movt splitter): Likewise.
4592 2017-05-12 Richard Biener <rguenther@suse.de>
4594 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
4595 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4596 Fold all stmts not inplace.
4598 2017-05-12 Richard Biener <rguenther@suse.de>
4600 PR tree-optimization/80713
4601 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
4602 inserted_exprs bit for not removed stmts.
4604 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
4606 PR middle-end/69921
4607 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
4608 parallelized" attribute for parallelized OpenACC kernels.
4609 * omp-offload.c (execute_oacc_device_lower): Use it.
4611 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
4612 Set "oacc kernels" attribute.
4613 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
4614 parameter. Adjust all users.
4615 (oacc_fn_attrib_kernels_p): Remove function.
4616 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
4617 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
4618 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4619 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
4620 assert "oacc kernels" attribute is set.
4622 2017-05-11 Carl Love <cel@us.ibm.com>
4624 * config/rs6000/rs6000-c: Add support for built-in functions
4625 vector unsigned char vec_popcnt (vector signed char)
4626 vector unsigned char vec_popcnt (vector unsigned char)
4627 vector unsigned short vec_popcnt (vector signed short)
4628 vector unsigned short vec_popcnt (vector unsigned short)
4629 vector unsigned int vec_popcnt (vector signed int)
4630 vector unsigned int vec_popcnt (vector unsigned int)
4631 vector unsigned long long vec_popcnt (vector signed long long)
4632 vector unsigned long long vec_popcnt (vector unsigned long long)
4633 vector signed long long vec_slo (vector signed long long,
4634 vector signed char)
4635 vector signed long long vec_slo (vector signed long long,
4636 vector unsigned char)
4637 vector unsigned long long vec_slo (vector unsigned long long,
4638 vector signed char)
4639 vector unsigned long long vec_slo (vector unsigned long long,
4640 vector unsigned char)
4641 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
4642 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
4643 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
4644 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
4645 * doc/extend.texi: Update the built-in documentation file for the
4646 new built-in functions.
4648 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4650 * attribs.h (sorted_attr_string): Move machine independent
4651 functions for target clone support from the i386 port to common
4652 code. Rename ix86_function_versions to common_function_versions.
4653 Rename make_name to make_unique_name.
4654 (common_function_versions): Likewise.
4655 (make_unique_name): Likewise.
4656 (make_dispatcher_decl): Likewise.
4657 (is_function_default_version): Likewise.
4658 * attribs.c (attr_strcmp): Likewise.
4659 (sorted_attr_string): Likewise.
4660 (common_function_versions): Likewise.
4661 (make_unique_name): Likewise.
4662 (make_dispatcher_decl): Likewise.
4663 (is_function_default_version): Likewise.
4664 * config/i386/i386.c (attr_strcmp): Likewise.
4665 (sorted_attr_string): Likewise.
4666 (ix86_function_versions): Likewise.
4667 (make_name): Likewise.
4668 (make_dispatcher_decl): Likewise.
4669 (is_function_default_version): Likewise.
4670 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
4672 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4674 PR target/80695
4675 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4676 Account for direct move costs for vec_construct of integer
4677 vectors.
4679 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
4681 PR target/80706
4682 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
4683 (UNSPEC_STX_ATOMIC): Ditto.
4684 (loaddi_via_sse): New insn.
4685 (storedi_via_sse): Ditto.
4686 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
4687 Update corresponding peephole2 patterns.
4688 (atomic_storedi_fpu): Ditto.
4690 2017-05-11 Julia Koval <julia.koval@intel.com>
4692 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
4693 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
4694 New intrinsics.
4695 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
4696 (__builtin_ia32_rsqrt14ss_mask): New builtins.
4697 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
4699 2017-05-11 Nathan Sidwell <nathan@acm.org>
4701 * graphite-poly.c: Include dumpfile.h.
4703 * dumpfle.h (dump_function): Declare here ...
4704 * tree-dump.h (dump_function): ... not here.
4705 * dumpfile.c: #include tree-cfg.h.
4706 (dump_function): Move here from ...
4707 * tree-dump.c (dump_function): ... here.
4708 * gimplify.c: #include splay-tree.h, not tree-dump.h.
4709 * graphite-poly.c: Don't include tree-dump.h.
4710 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
4711 * print-tree.c: Likewise.
4712 * stor-layout.c: Likewise.
4713 * tree-nested.c: Likewise.
4715 * dumpfile.c (dump_start): Use TDF_FLAGS.
4716 (dump_enable_all): Fix TDF_KIND check thinko.
4718 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
4720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4721 array entries to represent two legal parameterizations of the
4722 overloaded __builtin_cmpb function, as represented by the
4723 P6_OV_BUILTIN_CMPB constant.
4724 (altivec_resolve_overloaded_builtin): Add special case handling
4725 for the __builtin_cmpb function, as represented by the
4726 P6_OV_BUILTIN_CMPB constant.
4727 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
4728 (BU_P6_64BIT_2): New macro.
4729 (BU_P6_OVERLOAD_2): New macro
4730 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
4731 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
4732 (CMPB): Add overload support to represent both 32-bit and 64-bit
4733 compare-bytes function.
4734 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4735 support for TARGET_CMPB.
4736 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
4737 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
4738 documentation of the __builtin_cmpb overloaded built-in function.
4740 2017-05-11 Richard Biener <rguenther@suse.de>
4742 PR tree-optimization/80705
4743 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
4744 bases are not vectorizable.
4746 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4748 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
4749 when counting register pressure.
4751 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4753 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
4754 (iv_ca_more_deps): Renamed to ...
4755 (iv_ca_compare_deps): ... this.
4756 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
4758 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4760 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
4761 to ...
4762 (determine_group_iv_costs): ... here.
4763 (find_inv_vars_cb): Record inv var if it's not recorded before.
4765 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4767 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
4768 (get_shiftadd_cost): Ditto.
4770 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4772 * tree-ssa-address.c: Include header file.
4773 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
4774 address.
4775 (add_to_parts): Refactor.
4776 (addr_to_parts): New parameter. Update use of move_hint_to_base.
4777 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
4778 in new order.
4780 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4782 PR tree-optimization/53090
4783 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
4784 COMP_IV_EXPR_2.
4785 (extract_cond_operands): Detect condition with IV on both sides
4786 and return COMP_IV_EXPR_2.
4787 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
4788 (rewrite_use_compare): Simplify by removing call to function
4789 extract_cond_operands.
4791 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4793 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
4794 (extract_cond_operands): Detect condition comparing against non-
4795 invariant bound and return appropriate enum value.
4796 (find_interesting_uses_cond): Update use of extract_cond_operands.
4797 Handle its return value accordingly.
4798 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
4800 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4802 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
4803 nonlinear iv_use computation in loop invariant sensitive way.
4805 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4807 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
4808 (find_iv_candidates): Call relate_compare_use_with_all_cands.
4810 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4812 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
4813 (dump_cand): Support iv_cand.inv_exprs.
4814 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
4815 for candidates.
4816 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
4817 iv_cand.inv_exprs.
4819 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4821 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
4822 from ...
4823 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
4824 as local function. Include necessary header files.
4825 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
4827 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4829 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
4831 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4833 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
4834 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
4835 RSHIFT_EXPR and BIT_NOT_EXPR.
4837 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4839 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
4840 (adjust_setup_cost): New parameter supporting round up adjustment.
4841 (struct address_cost_data): Delete.
4842 (force_expr_to_var_cost): Don't bound cost with spill_cost.
4843 (split_address_cost, ptr_difference_cost): Delete.
4844 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
4845 (struct ainc_cost_data): New struct.
4846 (get_address_cost_ainc): New function.
4847 (get_address_cost, get_computation_cost): Reimplement.
4848 (determine_group_iv_cost_address): Record inv_expr for all uses of
4849 a group.
4850 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
4851 (iv_ca_has_deps): Reimplemented to ...
4852 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
4853 than OLD_CP.
4854 (iv_ca_extend): Call iv_ca_more_deps.
4856 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4858 * tree-ssa-address.c (struct mem_address): Move to header file.
4859 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
4860 * tree-ssa-address.h (struct mem_address): Move from C file.
4861 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
4863 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4865 * tree-affine.h (aff_combination_type): New interface.
4866 (aff_combination_zero_p): Remove static.
4867 (aff_combination_const_p): New interface.
4868 (aff_combination_singleton_var_p): New interfaces.
4870 2017-05-11 Richard Biener <rguenther@suse.de>
4872 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4873 Skip unreachable blocks and destinations.
4874 (eliminate): Move stmt removal and fixup ...
4875 (fini_eliminate): ... here. Skip inserted exprs.
4876 (pass_pre::execute): Move fini_pre after fini_eliminate.
4877 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
4878 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
4879 PRE to get rid of dead code that has invalid SSA form and
4880 split critical edges again.
4882 2017-05-11 Bin Cheng <bin.cheng@arm.com>
4884 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
4886 2017-05-11 Richard Biener <rguenther@suse.de>
4888 * passes.c (execute_function_todo): Verify loops if they are
4889 said to be up-to-date.
4890 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
4891 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
4893 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
4895 PR target/80090
4896 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
4897 handle calling assemble_external ourself.
4899 PR target/79027
4900 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
4901 modes with zero size. Enhance comment.
4903 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4905 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
4906 built-ins for vec_xl and vec_xst with short and char pointer
4907 arguments.
4909 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
4911 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
4912 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
4913 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
4914 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
4915 (_mm_maskz_min_round_ss): New intrinsics.
4916 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
4917 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
4918 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
4919 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
4920 (__builtin_ia32_minss_mask_round): New builtins.
4921 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4922 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4923 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
4924 Rename to ...
4925 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
4926 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
4927 Change to ...
4928 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
4929 ... this.
4931 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
4933 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
4934 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
4935 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
4936 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
4937 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
4938 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
4939 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
4940 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4941 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
4942 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
4943 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
4944 (__builtin_ia32_mulss_mask_round): New builtins.
4945 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4946 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4947 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
4948 Rename to ...
4949 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
4950 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
4951 Change to ...
4952 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
4953 ... this.
4955 2017-05-10 Julia Koval <julia.koval@intel.com>
4957 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
4958 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
4959 (_mm256_setr_m128i): New intrinsics.
4961 2017-05-10 Julia Koval <julia.koval@intel.com>
4963 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
4964 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
4965 (_mm_maskz_rcp14_ss): New intrinsics.
4966 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
4967 (__builtin_ia32_rcp14ss_mask): New builtins.
4968 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
4970 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
4972 PR tree-optimization/51513
4973 * tree-cfg.c (gimple_seq_unreachable_p): New function.
4974 (assert_unreachable_fallthru_edge_p): Use it.
4975 (group_case_labels_stmt): Likewise.
4976 * tree-cfg.h: Prototype it.
4977 * stmt.c: Include cfghooks.h and tree-cfg.h.
4978 (emit_case_dispatch_table) <gap_label>: New local variable.
4979 Use it to fill dispatch table gaps.
4980 Test for default_label before updating probabilities.
4981 (expand_case) <default_label>: Remove unneeded initialization.
4982 Test for unreachable default case statement and remove its edge.
4983 Set default_label accordingly.
4984 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
4986 2017-05-10 Carl Love <cel@us.ibm.com>
4988 * config/rs6000/rs6000-c: Add support for built-in functions
4989 vector signed char vec_neg (vector signed char)
4990 vector signed short int vec_neg (vector short int)
4991 vector signed int vec_neg (vector signed int)
4992 vector signed long long vec_neg (vector signed long long)
4993 vector float vec_neg (vector float)
4994 vector double vec_neg (vector double)
4995 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
4996 overload.
4997 * config/rs6000/altivec.h: Add define for vec_neg
4998 * doc/extend.texi: Update the built-in documentation for the
4999 new built-in functions.
5001 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5003 PR tree-optimization/77644
5004 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
5006 2017-05-10 Nathan Sidwell <nathan@acm.org>
5008 * dumpfile.h (TDI_lang_all): New.
5009 (TDF_KIND): New. Renumber others
5010 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
5011 than bits.
5012 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
5013 lang-all.
5014 (get_dump_file_name): Adjust suffix generation.
5015 (dump_enable_all): Use TDF_KIND.
5016 * doc/invoke.texi (-fdump-lang-all): Document.
5018 * dumpfile.h: Tabify.
5020 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
5022 PR target/80671
5023 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
5024 Move member access before delete.
5026 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
5028 * tree-inline.c (expand_call_inline): Split block at stmt
5029 before the call.
5031 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5033 PR target/68163
5034 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
5035 are now unused after splitting mov{sf,sd}_hardfloat.
5036 (f32_lr2): Likewise.
5037 (f32_lm): Likewise.
5038 (f32_lm2): Likewise.
5039 (f32_li): Likewise.
5040 (f32_li2): Likewise.
5041 (f32_lv): Likewise.
5042 (f32_sr): Likewise.
5043 (f32_sr2): Likewise.
5044 (f32_sm): Likewise.
5045 (f32_sm2): Likewise.
5046 (f32_si): Likewise.
5047 (f32_si2): Likewise.
5048 (f32_sv): Likewise.
5049 (f32_dm): Likewise.
5050 (f32_vsx): Likewise.
5051 (f32_av): Likewise.
5052 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
5053 For movsf, order stores so the VSX stores occur before the GPR
5054 store which encourages the register allocator to use a traditional
5055 FPR instead of a GPR. For movsd, order the stores so that the GPR
5056 store comes before the VSX stores to allow the power6 to work.
5057 This is due to the power6 not having a 32-bit integer store
5058 instruction from a FPR.
5059 (movsf_hardfloat): Likewise.
5060 (movsd_hardfloat): Likewise.
5062 2017-05-09 Martin Sebor <msebor@redhat.com>
5064 PR translation/80280
5065 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
5066 added in r247778.
5068 PR translation/80280
5069 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
5070 data member added in r247778.
5071 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
5073 2017-05-09 Nathan Sidwell <nathan@acm.org>
5075 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
5077 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
5078 typedefs.
5080 2017-05-09 Marek Polacek <polacek@redhat.com>
5082 * doc/invoke.texi: Fix typo.
5084 2017-05-09 Richard Biener <rguenther@suse.de>
5086 * tree-vrp.c (vrp_val_is_max): Adjust comment.
5087 (vrp_val_is_min): Likewise.
5088 (set_value_range_to_value): Likewise.
5089 (set_value_range_to_nonnegative): Likewise.
5090 (gimple_assign_nonzero_p): Likewise.
5091 (gimple_stmt_nonzero_p): Likewise.
5092 (vrp_int_const_binop): Likewise. Remove unreachable case.
5093 (adjust_range_with_scev): Adjust comments.
5094 (compare_range_with_value): Likewise.
5095 (extract_range_from_phi_node): Likewise.
5096 (test_for_singularity): Likewise.
5098 2017-05-09 Richard Biener <rguenther@suse.de>
5100 * tree-vrp.c (get_single_symbol): Add assert that we don't
5101 get overflowed constants as invariant part.
5102 (compare_values_warnv): Add comment before the TREE_NO_WARNING
5103 checks. Use wi::cmp instead of recursing for integer constants.
5104 (compare_values): Just ignore whether we assumed undefined
5105 overflow instead of failing the compare.
5106 (extract_range_for_var_from_comparison_expr): Add comment before the
5107 TREE_NO_WARNING sets.
5108 (test_for_singularity): Likewise.
5109 (extract_range_from_comparison): Do not disable optimization
5110 when we assumed undefined overflow.
5111 (extract_range_basic): Remove init of unused var.
5113 2017-05-09 Richard Biener <rguenther@suse.de>
5115 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
5116 (extract_range_from_multiplicative_op_1): Adjust.
5117 (extract_range_from_binary_expr_1): Use int_const_binop.
5119 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
5121 PR target/80101
5122 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
5123 rs6000_store_data_bypass_p in seven define_bypass directives and
5124 in several comments.
5125 * config/rs6000/rs6000-protos.h: Add prototype for
5126 rs6000_store_data_bypass_p function.
5127 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
5128 function implements slightly different (rs6000-specific) semantics
5129 than store_data_bypass_p, returning false rather than aborting
5130 with assertion error when arguments do not satisfy the
5131 requirements of store data bypass.
5132 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
5133 rs6000_store_data_bypass_p.
5135 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
5137 * config/xtensa/xtensa-protos.h
5138 (xtensa_initial_elimination_offset): New declaration.
5139 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
5140 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
5141 macro definition, add case for FRAME_POINTER_REGNUM when
5142 FRAME_GROWS_DOWNWARD.
5143 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
5144 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
5145 xtensa_initial_elimination_offset.
5147 2017-05-08 Nathan Sidwell <nathan@acm.org>
5149 * doc/invoke.texi: Alphabetize -fdump options.
5151 2017-05-08 Martin Sebor <msebor@redhat.com>
5153 PR translation/80280
5154 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
5156 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
5158 * target.def (compute_frame_layout): New optional target hook.
5159 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
5160 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
5161 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
5162 target hook.
5163 * reload1.c (verify_initial_elim_offsets): Likewise.
5164 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
5165 (use_simple_return_p): Call arm_compute_frame_layout if needed.
5166 (arm_get_frame_offsets): Split up into this ...
5167 (arm_compute_frame_layout): ... and this function.
5169 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
5171 * config/aarch64/constraints.md (Usa): New constraint.
5172 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
5174 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5176 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
5177 with_multilib_list after it has been checked.
5179 2017-05-08 Richard Biener <rguenther@suse.de>
5181 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
5182 (bitmap_set_subtract_values): Likewise.
5184 2017-05-08 Richard Biener <rguenther@suse.de>
5186 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
5187 (gimple_assign_nonzero): ... this and remove strict_overflow_p
5188 argument.
5189 (gimple_stmt_nonzero_warnv_p): Rename to ...
5190 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
5191 argument.
5192 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
5193 (extract_range_basic): Adjust, do not disable propagation on
5194 strict overflow sensitive simplification.
5195 (vrp_visit_cond_stmt): Likewise.
5197 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
5199 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
5200 body size unconditionally.
5202 2017-05-07 Jeff Law <law@redhat.com>
5204 Revert:
5205 2017-05-06 Jeff Law <law@redhat.com>
5206 PR tree-optimization/78496
5207 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
5208 code.
5210 PR tree-optimization/78496
5211 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
5212 (simplify_stmt_using_ranges): Call it.
5213 (vrp_dom_walker::before_dom_children): Extract equivalences
5214 from an ASSERT_EXPR with an equality comparison against a
5215 constant.
5217 2017-05-06 Jeff Law <law@redhat.com>
5219 PR tree-optimization/78496
5220 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
5221 code.
5223 PR tree-optimization/78496
5224 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
5225 (simplify_stmt_using_ranges): Call it.
5226 (vrp_dom_walker::before_dom_children): Extract equivalences
5227 from an ASSERT_EXPR with an equality comparison against a
5228 constant.
5230 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
5232 * lra-constraints.c (lra_copy_reg_equiv): New function.
5233 (split_reg): Use it to copy equivalence information from the
5234 original register to the spill register.
5236 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
5238 PR rtl-optimization/75964
5239 * simplify-rtx.c (simplify_const_relational_operation): Remove
5240 invalid handling of comparisons of integer ABS.
5242 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
5245 initialize to zero.
5246 (init_regs): Remove declaration.
5247 (function_arg_advance_32): Initialize error_p as boolean variable.
5249 2017-05-05 Nathan Sidwell <nathan@acm.org>
5251 * store-motion.c (remove_reachable_equiv_notes): Reformat long
5252 lines. Use for (;;).
5254 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5256 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
5257 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
5258 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
5259 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
5260 VF=2 that require versioning.
5262 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5264 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
5265 int.
5267 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5269 * diagnostic.h (diagnostic_override_option_index): Convert from
5270 macro to inline function.
5272 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5274 * diagnostic.c (last_module_changed_p): New function.
5275 (set_last_module): New function.
5276 (diagnostic_report_current_module): Convert macro usage to
5277 the above functions.
5278 * diagnostic.h (diagnostic_context::last_module): Strengthen
5279 from const line_map * to const line_map_ordinary *.
5280 (diagnostic_last_module_changed): Delete macro.
5281 (diagnostic_set_last_module): Delete macro.
5283 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5285 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
5286 with diagnostic_report_diagnostic.
5287 (diagnostic_n_impl_richloc): Likewise.
5288 * diagnostic.h (report_diagnostic): Delete macro.
5289 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
5290 with diagnostic_report_diagnostic.
5291 * substring-locations.c (format_warning_va): Likewise.
5293 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5295 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
5296 save/restor of format_spec. Move option-printing code to...
5297 (print_option_information): ...this new function, and
5298 reimplement by simply printing to the pretty_printer,
5299 rather than appending to the format string.
5301 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5303 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
5304 handling logic into...
5305 (update_effective_level_from_pragmas): ...this new function.
5307 2017-05-04 Andrew Waterman <andrew@sifive.com>
5309 * config/riscv/riscv.opt (mstrict-align): New option.
5310 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
5311 (SLOW_UNALIGNED_ACCESS): Define.
5312 (riscv_slow_unaligned_access): Declare.
5313 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
5314 field.
5315 (riscv_slow_unaligned_access): New variable.
5316 (rocket_tune_info): Set slow_unaligned_access to true.
5317 (optimize_size_tune_info): Set slow_unaligned_access to false.
5318 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
5319 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
5320 (riscv_option_override): Set riscv_slow_unaligned_access.
5321 * doc/invoke.texi: Add -mstrict-align to RISC-V.
5323 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
5325 * config/riscv/riscv.md: Unify indentation.
5327 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5329 PR target/79038
5330 PR target/79202
5331 PR target/79203
5332 * config/rs6000/rs6000.md (u code attribute): Add FIX and
5333 UNSIGNED_FIX.
5334 (extendsi<mode>2): Add support for doing sign extension via
5335 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
5336 don't have ISA 3.0 instructions.
5337 (extendsi<mode>2 splitter): Likewise.
5338 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
5339 generate the normal insns since SImode can now go in vector
5340 registers. Disallow the special UNSPECs needed for previous
5341 machines to hide SImode being used. Add new insns
5342 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
5343 (fix_trunc<mode>si2_stfiwx): Likewise.
5344 (fix_trunc<mode>si2_internal): Likewise.
5345 (fixuns_trunc<mode>si2): Likewise.
5346 (fixuns_trunc<mode>si2_stfiwx): Likewise.
5347 (fctiw<u>z_<mode>_smallint): Likewise.
5348 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
5349 of floating point to 32-bit integer from doing a direct move to
5350 the GPR registers to do a store.
5351 (fctiwz_<mode>): Break long line.
5353 2017-05-05 Bin Cheng <bin.cheng@arm.com>
5355 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
5356 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
5357 (addr_list, addr_offset_valid_p): New.
5358 (split_address_groups): Check offset validity with above function.
5359 (gt-tree-ssa-loop-ivopts.h): Include header file.
5361 2017-05-05 Nathan Sidwell <nathan@acm.org>
5363 * config.gcc (arm*-*-*): Add missing 'fi'.
5365 2017-05-05 Steve Ellcey <sellcey@cavium.com>
5367 * doc/invoke.texi (-fopt-info): Explicitly say order of options
5368 included in -fopt-info does not matter.
5369 * doc/optinfo.texi (-fopt-info): Fix description of default
5370 behavour. Explicitly say order of options included in -fopt-info
5371 does not matter.
5373 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
5375 * config.gcc: Allow combinations of aprofile and rmprofile values for
5376 --with-multilib-list.
5377 * config/arm/t-multilib: New file.
5378 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
5379 variables. Remove setting of ISA and floating-point ABI in
5380 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
5381 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
5382 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
5383 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
5384 CPU options.
5385 * config/arm/t-rmprofile: Likewise except for the matches changes.
5386 * doc/install.texi (--with-multilib-list): Document the combination of
5387 aprofile and rmprofile values and warn about pitfalls in doing that.
5389 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
5391 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
5392 (movdi_aarch64): Likewise.
5394 2017-05-05 Jakub Jelinek <jakub@redhat.com>
5396 PR tree-optimization/80632
5397 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
5398 field.
5399 (build_arrays): Initialize it for virtual phis.
5400 (fix_phi_nodes): Use it for virtual phis.
5402 PR tree-optimization/80558
5403 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
5404 [x, y] op z into [x op, y op z] for op & or | if conditions
5405 are met.
5407 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
5408 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5410 PR target/71607
5411 * config/arm/arm.md (use_literal_pool): Remove.
5412 (64-bit immediate split): No longer takes cost into consideration
5413 if arm_disable_literal_pool is enabled.
5414 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
5415 used when arm_disable_literal_pool is enabled.
5416 (arm_max_const_double_inline_cost): Remove use of
5417 arm_disable_literal_pool.
5418 (push_minipool_fix): Add assert.
5419 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
5420 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
5421 (no_literal_pool_sf_immediate): New.
5423 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5425 PR tree-optimization/80613
5426 * tree-ssa-dce.c (propagate_necessity): Remove cases for
5427 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5429 2017-05-05 Richard Biener <rguenther@suse.de>
5431 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
5433 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
5435 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
5436 of this flag from insn conditions due to removal from r247495.
5438 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
5440 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
5441 New function.
5442 (arm_early_store_addr_dep_ptr): Likewise.
5443 * config/arm/aarch-common-protos.h
5444 (arm_early_load_addr_dep_ptr): Add prototype.
5445 (arm_early_store_addr_dep_ptr): Likewise.
5446 * config/arm/cortex-a53.md: Add new bypasses.
5448 2017-05-05 Jakub Jelinek <jakub@redhat.com>
5450 * tree.c (next_type_uid): Change type to unsigned.
5451 (type_hash_canon): Decrement back next_type_uid if
5452 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
5453 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
5454 if possible.
5456 2017-05-04 Martin Sebor <msebor@redhat.com>
5458 * builtins.c: Fix a trivial typo in a comment.
5460 PR middle-end/79234
5461 * builtins.c (check_sizes): Adjust to handle reading past the end.
5462 Avoid printing excessive upper bound of ranges. Use %E to print
5463 tree nodes instead of converting them to %wu.
5464 (expand_builtin_memchr): New function.
5465 (compute_dest_size): Rename...
5466 (compute_objsize): ...to this.
5467 (expand_builtin_memcpy): Adjust.
5468 (expand_builtin_mempcpy): Adjust.
5469 (expand_builtin_strcat): Adjust.
5470 (expand_builtin_strcpy): Adjust.
5471 (check_strncat_sizes): Adjust.
5472 (expand_builtin_strncat): Adjust.
5473 (expand_builtin_strncpy): Adjust and simplify.
5474 (expand_builtin_memset): Adjust.
5475 (expand_builtin_bzero): Adjust.
5476 (expand_builtin_memcmp): Adjust.
5477 (expand_builtin): Handle memcmp.
5478 (maybe_emit_chk_warning): Check strncat just once.
5480 2017-05-04 Martin Sebor <msebor@redhat.com>
5482 PR preprocessor/79214
5483 PR middle-end/79222
5484 PR middle-end/79223
5485 * builtins.c (check_sizes): Add inlining context and issue
5486 warnings even when -Wno-system-headers is set.
5487 (check_strncat_sizes): Same.
5488 (expand_builtin_strncat): Same.
5489 (expand_builtin_memmove): New function.
5490 (expand_builtin_stpncpy): Same.
5491 (expand_builtin): Handle memmove and stpncpy.
5493 2017-05-04 Bin Cheng <bin.cheng@arm.com>
5495 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
5496 which is not used any more.
5498 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5500 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
5502 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5504 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
5505 (cortexa53_tunings): Likewise.
5506 (cortexa57_tunings): Likewise.
5507 (cortexa72_tunings): Likewise.
5508 (cortexa73_tunings): Likewise.
5510 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5512 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
5513 Set loop alignment to 8.
5515 2017-05-04 Martin Sebor <msebor@redhat.com>
5517 PR translation/80280
5518 * builtins.c (expand_builtin_object_size): Add missing quoting to
5519 %D and like directives.
5520 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
5521 (hsa_type_for_tree_type): Same.
5522 (verify_function_arguments): Same.
5523 * symtab.c (symbol_table::change_decl_assembler_name): Same.
5524 * varasm.c (get_section): Same.
5525 (mark_weak): Same.
5527 2017-05-04 Martin Sebor <msebor@redhat.com>
5529 PR translation/80280
5530 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
5532 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
5534 * config/aarch64/aarch64.c (generic_addrcost_table):
5535 Change HI/TI mode setting.
5537 2017-05-04 Martin Jambor <mjambor@suse.cz>
5539 PR tree-optimization/80622
5540 * tree-sra.c (comes_initialized_p): New function.
5541 (build_accesses_from_assign): Only set write lazily when
5542 comes_initialized_p is false.
5543 (analyze_access_subtree): Use comes_initialized_p.
5544 (propagate_subaccesses_across_link): Assert !comes_initialized_p
5545 instead of testing for PARM_DECL.
5547 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5549 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
5550 constraint on operand 0 to allow more general addressing modes.
5551 Adjust output template.
5552 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
5553 New function.
5554 * config/aarch64/aarch64-protos.h
5555 (aarch64_address_valid_for_prefetch_p): Declare prototype.
5556 * config/aarch64/constraints.md (Dp): New address constraint.
5557 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
5558 predicate.
5560 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
5562 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
5563 update use of estimate_ipcp_clone_size_and_time.
5564 (estimate_local_effects): Update use of
5565 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
5566 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
5567 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
5568 Return nonspecialized time.
5570 2017-05-04 Richard Biener <rguenther@suse.de>
5572 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
5573 for the last VUSE which def dominates the PHI. Directly call
5574 maybe_skip_until.
5575 (get_continuation_for_phi_1): Remove.
5577 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
5579 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
5580 to explain the use of truncating division. Cap the number of
5581 iterations to the maximum given by nb_iterations_upper_bound,
5582 if defined.
5584 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5586 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
5587 * configure: Regenerate.
5588 * config.in: Regenerate.
5589 * config/i386/driver-mingw32.c: new file.
5590 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
5591 * config.host: Link driver-mingw32.o on MinGW host.
5592 * doc/install.texi: Document new --enable-mingw-wildcard configure
5593 option.
5595 2017-05-04 Marek Polacek <polacek@redhat.com>
5597 PR tree-optimization/80612
5598 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
5600 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5601 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
5603 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
5604 (movt splitter): Likewise.
5605 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
5606 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
5607 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
5608 block for Thumb-1 with MOVT.
5609 (thumb2_legitimate_address_p): Move code block ...
5610 (can_avoid_literal_pool_for_label_p): ... into this new function.
5611 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
5612 literal pool.
5613 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
5614 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
5615 "M-profile targets with the MOVT instruction".
5617 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
5619 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
5620 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
5621 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
5623 2017-05-04 Martin Liska <mliska@suse.cz>
5625 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
5626 variable cond_code.
5628 2017-05-04 Richard Biener <rguenther@suse.de>
5630 * tree.c (array_at_struct_end_p): Handle arrays at struct
5631 end with flexarrays more conservatively. Refactor and treat
5632 arrays of arrays or aggregates more strict. Fix
5633 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
5634 * tree.c (array_at_struct_end_p): Adjust prototype.
5635 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
5636 * gimple-fold.c (get_range_strlen): Likewise.
5637 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
5639 2017-05-04 Richard Biener <rguenther@suse.de>
5641 PR tree-optimization/31130
5642 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
5643 false.
5644 (supports_overflow_infinity): Likewise.
5645 (is_negative_overflow_infinity): Likewise.
5646 (is_positive_overflow_infinity): Likewise.
5647 (is_overflow_infinity): Likewise.
5648 (stmt_overflow_infinity): Likewise.
5649 (overflow_infinity_range_p): Likewise.
5650 (usable_range_p): Remove as always returning true.
5651 (make_overflow_infinity): Remove.
5652 (negative_overflow_infinity): Likewise.
5653 (positive_overflow_infinity): Likewise.
5654 (avoid_overflow_infinity): Likewise.
5655 (set_value_range): Adjust accordingly.
5656 (set_value_range_to_nonnegative): Likewise, remove now unused
5657 overflow_infinity arg.
5658 (vrp_operand_equal_p): Adjust.
5659 (update_value_range): Likewise.
5660 (range_int_cst_singleton_p): Likewise.
5661 (operand_less_p): Likewise.
5662 (compare_values_warnv): Likewise.
5663 (extract_range_for_var_from_comparison_expr): Likewise.
5664 (vrp_int_const_binop): Likewise.
5665 (zero_nonzero_bits_from_vr): Likewise.
5666 (extract_range_from_multiplicative_op_1): Likewise.
5667 (extract_range_from_binary_expr_1): Likewise.
5668 (extract_range_from_unary_expr): Likewise.
5669 (extract_range_from_comparison): Likewise.
5670 (extract_range_basic): Likewise.
5671 (adjust_range_with_scev): Likewise.
5672 (compare_ranges): Likewise.
5673 (compare_range_with_value): Likewise.
5674 (dump_value_range): Likewise.
5675 (test_for_singularity): Likewise, remove strict_overflow_p parameter
5676 never used.
5677 (simplify_cond_using_ranges): Adjust.
5679 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5681 * brig-builtins.def: Added a builtin for class_f64.
5682 * builtin-types.def: Added a builtin type needed by class_f64.
5684 2017-05-03 Jason Merrill <jason@redhat.com>
5686 * timevar.def: Add TV_CONSTEXPR.
5688 2017-05-03 David Malcolm <dmalcolm@redhat.com>
5690 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
5692 2017-05-03 Martin Jambor <mjambor@suse.cz>
5694 * ipa-prop.c (ipa_update_after_lto_read): Removed.
5695 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
5696 * ipa-cp.c (ipcp_propagate_stage): Do not call
5697 ipa_update_after_lto_read.
5698 * ipa-inline.c (ipa_inline): Likewise.
5700 2017-05-03 Martin Jambor <mjambor@suse.cz>
5702 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
5703 tag. Added a default constructor and a destructor.
5704 (ipa_edge_args_sum_t): New class;
5705 (ipa_edge_args_sum): Declare.
5706 (ipa_edge_args_vector): Remove declaration.
5707 (IPA_EDGE_REF): Use ipa_edge_args_sum.
5708 (ipa_free_edge_args_substructures): Remove declaration.
5709 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
5710 (ipa_edge_args_info_available_for_edge_p): Likewise.
5711 * ipa-prop.c (ipa_edge_args_vector): Removed.
5712 (edge_removal_hook_holder): Likewise.
5713 (edge_duplication_hook_holder): Likewise.
5714 (ipa_edge_args_sum): New variable.
5715 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
5716 ipa_edge_args_vector.
5717 (ipa_free_edge_args_substructures): Likewise.
5718 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
5719 ipa_edge_args_vector.
5720 (ipa_edge_removal_hook): Turned into method
5721 ipa_edge_args_sum_t::remove.
5722 (ipa_edge_duplication_hook): Turned into method
5723 ipa_edge_args_sum_t::duplicate.
5724 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
5725 registering edge hooks.
5726 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
5727 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
5728 ipa_edge_args_sum instead of ipa_edge_args_vector.
5729 * ipa-profile.c (ipa_profile): Likewise.
5731 2017-05-03 Martin Jambor <mjambor@suse.cz>
5733 * symbol-summary.h (function_summary): New method exists.
5734 (function_summary::symtab_removal): Deallocate through release.
5735 (call_summary): New class.
5736 (gt_ggc_mx): New overload.
5737 (gt_pch_nx): Likewise.
5738 (gt_pch_nx): Likewise.
5740 2017-05-03 Jeff Law <law@redhat.com>
5742 PR tree-optimization/78496
5743 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
5744 from simplify_cond_using_ranges. Split off code to walk
5745 backwards through casts into ...
5746 (simplify_cond_using_ranges_2): New function.
5747 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
5748 (execute_vrp): After identifying jump threads, call
5749 simplify_cond_using_ranges_2.
5751 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
5753 PR bootstrap/80609
5754 * ipa-inline.h (inline_summary): Add ctor.
5755 (create_ggc): Do not use ggc_cleared_alloc.
5757 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
5758 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5760 * gcc.c (handle_braces): Support escaping in switch matching
5761 text.
5762 * doc/invoke.texi (Spec Files): Document it.
5763 Remove superfluous @code markup in items.
5765 2017-05-03 David Malcolm <dmalcolm@redhat.com>
5767 * diagnostic-show-locus.c (struct column_range): New struct.
5768 (get_affected_columns): New function.
5769 (get_printed_columns): New function.
5770 (struct correction): New struct.
5771 (correction::ensure_capacity): New function.
5772 (correction::ensure_terminated): New function.
5773 (struct line_corrections): New struct.
5774 (line_corrections::~line_corrections): New dtor.
5775 (line_corrections::add_hint): New function.
5776 (layout::print_trailing_fixits): Reimplement in terms of the new
5777 classes.
5778 (selftest::test_overlapped_fixit_printing): New function.
5779 (selftest::diagnostic_show_locus_c_tests): Call it.
5781 2017-05-03 Nathan Sidwell <nathan@acm.org>
5783 Canonicalize canonical type hashing
5784 * tree.h (type_hash_canon_hash): Declare.
5785 * tree.c (type_hash_list, attribute_hash_list): Move into
5786 type_hash_canon_hash.
5787 (build_type_attribute_qual_variant): Break out hash code calc into
5788 type_hash_canon_hash.
5789 (type_hash_canon_hash): New. Generic type hash computation.
5790 (build_range_type_1, build_array_type_1, build_function_type,
5791 build_method_type_directly, build_offset_type, build_complex_type,
5792 make_vector_type): Call it.
5794 2017-05-03 Richard Biener <rguenther@suse.de>
5796 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5797 When all DRs have unknown misaligned do not always peel
5798 when there is a store but apply the same costing model as if
5799 there were only loads.
5801 2017-05-03 Richard Biener <rguenther@suse.de>
5803 Revert
5804 PR tree-optimization/80492
5805 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
5806 compare_base_decls returning dont-know properly.
5808 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
5810 * config/arm/iterators.md (CCSI): New mode iterator.
5811 (arch): New mode attribute.
5812 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
5813 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
5814 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
5815 code iterator for success result mode.
5816 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
5817 the corresponding new insn generators.
5819 2017-05-03 Bin Cheng <bin.cheng@arm.com>
5821 Revert r247509
5822 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5823 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5825 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
5827 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
5828 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
5829 (DDR_A): Wrap DDR argument in brackets.
5830 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
5831 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
5832 (DDR_REVERSED_P): Likewise.
5834 2017-05-03 Jakub Jelinek <jakub@redhat.com>
5836 PR tree-optimization/79472
5837 * tree-switch-conversion.c (struct switch_conv_info): Add
5838 contiguous_range and default_case_nonstandard fields.
5839 (collect_switch_conv_info): Compute contiguous_range and
5840 default_case_nonstandard fields, don't clear final_bb if
5841 contiguous_range and only the default case doesn't have the required
5842 structure.
5843 (check_all_empty_except_final): Set default_case_nonstandard instead
5844 of failing if contiguous_range and the default case doesn't have empty
5845 block.
5846 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
5847 and only the default case doesn't have the required constants. Skip
5848 virtual phis.
5849 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
5850 if default_case_nonstandard.
5851 (build_constructors): Build constant 1 just once. Assert that default
5852 values aren't inserted in between cases if contiguous_range. Skip
5853 virtual phis.
5854 (build_arrays): Skip virtual phis.
5855 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
5856 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
5857 Handle virtual phis.
5858 (gen_inbound_check): Handle default_case_nonstandard case.
5859 (process_switch): Adjust check_final_bb caller. Call
5860 gather_default_values with the first non-default case instead of
5861 default case if default_case_nonstandard.
5863 2017-05-02 Nathan Sidwell <nathan@acm.org>
5865 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
5866 check. Fix formatting.
5868 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
5870 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
5871 errors when comparing specialized and unspecialized times.
5873 2017-05-02 David Malcolm <dmalcolm@redhat.com>
5875 * diagnostic-show-locus.c
5876 (layout::should_print_annotation_line_p): Make private.
5877 (layout::print_annotation_line): Make private.
5878 (layout::annotation_line_showed_range_p): Make private.
5879 (layout::show_ruler): Make private.
5880 (layout::print_source_line): Make private. Pass in line and
5881 line_width, rather than calling location_get_source_line. Drop
5882 returned value.
5883 (layout::print_leading_fixits): New method.
5884 (layout::print_any_fixits): Rename to...
5885 (layout::print_trailing_fixits): ...this, and make private.
5886 Don't print newline fixits.
5887 (diagnostic_show_locus): Move logic for printing one row into...
5888 (layout::print_line): ...this new function. Move the
5889 location_get_source_line call and error-handling from
5890 print_source_line to here. Call print_leading_fixits, and rename
5891 print_any_fixits to print_trailing_fixits.
5892 (selftest::test_fixit_insert_containing_newline): Update now that
5893 newlines are partially supported.
5894 (selftest::test_fixit_insert_containing_newline_2): New test.
5895 (selftest::test_fixit_replace_containing_newline): Update comments.
5896 (selftest::diagnostic_show_locus_c_tests): Call the new test.
5897 * edit-context.c (class added_line): New class.
5898 (class edited_line): Describe newline handling in comment.
5899 (edited_line::actually_edited_p): New method.
5900 (edited_line::print_content): Delete redundant decl.
5901 (edited_line::m_predecessors): New field.
5902 (edited_file::print_content): Call edited_line::print_content.
5903 (edited_file::print_diff): Update to support newlines.
5904 (edited_file::print_diff_hunk): Likewise.
5905 (edited_file::print_run_of_changed_lines): New function.
5906 (edited_file::print_diff_line): Convert to...
5907 (print_diff_line): ...this.
5908 (edited_file::get_effective_line_count): New function.
5909 (edited_line::edited_line): Initialize new field m_predecessors.
5910 (edited_line::~edited_line): Clean up m_predecessors.
5911 (edited_line::apply_fixit): Handle newlines.
5912 (edited_line::get_effective_line_count): New function.
5913 (edited_line::print_content): New function.
5914 (edited_line::print_diff_lines): New function.
5915 (selftest::test_applying_fixits_insert_containing_newline): New
5916 test.
5917 (selftest::test_applying_fixits_replace_containing_newline): New
5918 test.
5919 (selftest::insert_line): New function.
5920 (selftest::test_applying_fixits_multiple_lines): Add example of
5921 inserting a line.
5922 (selftest::edit_context_c_tests): Call the new tests.
5924 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5926 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
5927 parameter cand. Update dump information.
5928 (get_computation_cost): Update uses.
5930 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5932 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
5933 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
5934 (get_computation_at, rewrite_use_address): Update use of
5935 get_computation_aff.
5937 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5939 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
5940 (get_computation): Delete.
5941 (get_computation_cost): Implement like get_computation_cost_at.
5942 Use get_computation_at.
5943 (get_computation_cost_at): Delete.
5944 (rewrite_use_nonlinear_expr): Use get_computation_at.
5945 (rewrite_use_compare, remove_unused_ivs): Ditto.
5947 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5949 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
5951 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5953 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
5954 (ivopts_global_cost_for_size): Rename parameter and update uses.
5955 (iv_ca_recount_cost): Update uses.
5956 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
5957 candidates seperately in n_invs and n_cands.
5958 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
5960 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5962 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
5963 (find_inv_vars_cb): New.
5964 (find_depends): Renamed to ...
5965 (find_inv_vars): ... this.
5966 (add_candidate_1, force_var_cost): Call find_inv_vars.
5967 (split_address_cost, determine_group_iv_cost_cond): Ditto.
5969 2017-05-02 Bin Cheng <bin.cheng@arm.com>
5971 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
5972 inv_vars. Add inv_exprs.
5973 (struct iv_cand): Rename depends_on to inv_vars.
5974 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
5975 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
5976 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
5977 (dump_cand): Dump inv_vars.
5978 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
5979 (record_invariant, find_depends, add_candidate_1): Ditto.
5980 (set_group_iv_cost, force_var_cost): Ditto.
5981 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
5982 (get_computation_cost_at, get_computation_cost): Ditto.
5983 (determine_group_iv_cost_generic): Ditto.
5984 (determine_group_iv_cost_address): Ditto.
5985 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
5986 (determine_group_iv_costs): Ditto.
5987 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
5988 (iv_ca_set_remove_invariants): Renamed to ...
5989 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
5990 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
5991 (iv_ca_set_add_invariants): Renamed to ...
5992 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
5993 (iv_ca_set_cp): Use iv_ca_set_add_invs.
5994 (iv_ca_has_deps): Support inv_vars and inv_exprs.
5995 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
5996 (create_new_ivs): Remove useless dump.
5998 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6000 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
6001 iv_cand code.
6002 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
6003 (iv_ca_set_no_cp, create_new_iv): Ditto.
6005 2017-05-02 Bin Cheng <bin.cheng@arm.com>
6007 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
6009 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
6011 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
6012 function tree_check2.
6014 2017-05-02 Martin Liska <mliska@suse.cz>
6016 * doc/gcov.texi: Add missing preposition.
6017 * gcov.c (function_info::function_info): Properly fill up
6018 all member variables.
6020 2017-05-02 Tamar Christina <tamar.christina@arm.com>
6022 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
6024 2017-05-02 Tamar Christina <tamar.christina@arm.com>
6026 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
6028 2017-05-02 Martin Liska <mliska@suse.cz>
6030 PR lto/77954.
6031 * lto-streamer-in.c (lto_read_tree_1): Remove
6032 LTO_STREAMER_DEBUG.
6033 * lto-streamer.c (struct tree_hash_entry): Likewise.
6034 (struct tree_entry_hasher): Likewise.
6035 (tree_entry_hasher::hash): Likewise.
6036 (tree_entry_hasher::equal): Likewise.
6037 (lto_streamer_init): Likewise.
6038 (lto_orig_address_map): Likewise.
6039 (lto_orig_address_get): Likewise.
6040 (lto_orig_address_remove): Likewise.
6041 * lto-streamer.h: Likewise.
6042 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
6043 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
6045 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
6047 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
6048 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
6049 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
6050 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
6051 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
6052 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
6053 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
6054 (mm_maskz_sub_ss): New intrinsics.
6055 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
6056 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
6057 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
6058 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
6059 (__builtin_ia32_subss_mask_round): New builtins.
6060 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
6061 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
6062 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
6063 Renamed to ...
6064 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
6065 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
6066 Changed to ...
6067 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
6068 ... this.
6070 2017-05-02 Martin Jambor <mjambor@suse.cz>
6072 PR tree-optimization/78687
6073 * tree-sra.c (access): New field parent.
6074 (process_subtree_disqualification): New function.
6075 (disqualify_candidate): Call it.
6076 (build_accesses_from_assign): Reset write flag if creating an
6077 assighnment link.
6078 (build_access_subtree): Fill in parent field and also prpagate
6079 down grp_write flag.
6080 (create_artificial_child_access): New parameter set_grp_write, set
6081 grp_write to its value.
6082 (propagate_subaccesses_across_link): Also propagate grp_write flag
6083 values.
6084 (propagate_all_subaccesses): Push the closest parent back to work
6085 queue if add_access_to_work_queue returned true.
6087 2017-05-02 Richard Biener <rguenther@suse.de>
6089 * common.opt (fstrict-overflow): Alias negative to fwrapv.
6090 * doc/invoke.texi (fstrict-overflow): Remove all traces of
6091 -fstrict-overflow documentation.
6092 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
6093 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
6094 flag_strict_overflow.
6095 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
6096 * lto-opts.c (lto_write_options): Do not stream it.
6097 * lto-wrapper.c (merge_and_complain): Do not handle it.
6098 * opts.c (default_options_table): Do not set -fstrict-overflow.
6099 (finish_options): Likewise do not clear it when sanitizing.
6100 * simplify-rtx.c (simplify_const_relational_operation): Do not
6101 test flag_strict_overflow.
6103 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
6105 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
6106 using enabled attribute.
6107 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
6108 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
6109 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
6110 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
6111 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
6112 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
6113 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
6114 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
6115 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
6116 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
6118 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
6120 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
6122 2017-05-02 Richard Biener <rguenther@suse.de>
6124 PR tree-optimization/80591
6125 Revert
6126 2017-04-10 Richard Biener <rguenther@suse.de>
6128 * tree-ssa-structalias.c (find_func_aliases): Properly handle
6129 asm inputs.
6131 2017-05-02 Richard Biener <rguenther@suse.de>
6133 PR tree-optimization/80549
6134 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
6135 (cleanup_tree_cfg_noloop): Create forwarders to known loop
6136 headers if they do not have a preheader.
6138 2017-05-02 Martin Liska <mliska@suse.cz>
6140 PR other/80589
6141 * common.opt: Fix typo.
6142 * doc/invoke.texi: Likewise.
6144 2017-05-01 Jan Beulich <jbeulich@suse.com>
6146 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
6147 swapping, add (x,x,m,x,n) alternative.
6149 2017-05-01 Nathan Sidwell <nathan@acm.org>
6151 * calls.c (combine_pending_stack_adjustment_and_call): Remove
6152 unnecessary unadjusted_alignment check.
6154 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
6156 PR c++/80038
6157 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
6158 operations here.
6159 * gimplify.c (gimplify_cilk_detach): New function.
6160 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
6161 * tree-core.h: Document EXPR_CILK_SPAWN.
6162 * tree.h (EXPR_CILK_SPAWN): Define.
6164 2017-05-01 David Malcolm <dmalcolm@redhat.com>
6166 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
6167 to use new fixit_hint representation, using the "replace" logic.
6168 (get_line_span_for_fixit_hint): Likewise.
6169 (layout::print_any_fixits): Likewise.
6170 (selftest::test_one_liner_many_fixits): Rename to...
6171 (selftest::test_one_liner_many_fixits_1): ...this, and update
6172 comment and expected output to reflect that the multiple fix-it
6173 hints are now consolidated into one insertion.
6174 (selftest::test_one_liner_many_fixits_2): New test.
6175 (selftest::test_diagnostic_show_locus_one_liner): Update for
6176 above.
6177 (selftest::test_fixit_consolidation): Update for fix-it API
6178 change.
6179 * diagnostic.c (print_parseable_fixits): Likewise.
6180 * edit-context.c (edited_line::m_line_events): Convert from
6181 auto_vec <line_event *> to auto_vec <line_event>.
6182 (class line_event): Convert from abstract base class to a concrete
6183 class, taking over the role of replace_event.
6184 (class insert_event): Delete.
6185 (class replace_event): Rename to class line_event. Convert to
6186 half-open range.
6187 (edit_context::add_fixits): Reimplement.
6188 (edit_context::apply_insert): Delete.
6189 (edit_context::apply_replace): Rename to...
6190 (edit_context::apply_fixit): ...this. Convert to half-open range.
6191 (edited_file::apply_insert): Delete.
6192 (edited_file::apply_replace): Rename to...
6193 (edited_file::apply_fixit): ...this.
6194 (edited_line::~edited_line): Drop deletion of events.
6195 (edited_line::apply_insert): Delete.
6196 (edited_line::apply_replace): Rename to...
6197 (edited_line::apply_fixit): ...this. Convert to half-open range.
6198 Update for change to type of m_line_events.
6199 * edit-context.h (edit_context::apply_insert): Delete.
6200 (edit_context::apply_replace): Rename to...
6201 (edit_context::apply_fixit): ...this.
6203 2017-05-01 Martin Sebor <msebor@redhat.com>
6205 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
6206 known.
6208 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
6210 PR target/68491
6211 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
6212 __get_cpuid_max returns 0.
6213 (__get_cpuid_count): Ditto.
6215 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
6217 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
6218 replacement expression is another instance of one of its arguments.
6220 2017-05-01 Jakub Jelinek <jakub@redhat.com>
6222 PR target/79430
6223 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
6224 check for stack push/pop autoinc.
6225 * config/i386/i386.c (ix86_agi_dependent): Return false
6226 if the only reason why modified_in_p returned true is that
6227 addr is SP based and set_insn is a push or pop.
6229 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
6231 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
6232 overflow check.
6234 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
6236 PR ipa/79224
6237 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
6238 (account_size_time): Use two predicates - exec_pred and
6239 nonconst_pred_ptr.
6240 (evaluate_conditions_for_known_args): Compute both clause and
6241 nonspec_clause.
6242 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
6243 (inline_summary_t::duplicate): Update.
6244 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
6245 separately.
6246 (compute_inline_parameters): Likewise.
6247 (estimate_edge_size_and_time): Update caluclation of time.
6248 (estimate_node_size_and_time): Compute both time and nonspecialized
6249 time.
6250 (estimate_ipcp_clone_size_and_time): Update.
6251 (inline_merge_summary): Update.
6252 (do_estimate_edge_time): Update.
6253 (do_estimate_edge_size): Update.
6254 (do_estimate_edge_hints): Update.
6255 (inline_read_section, inline_write_summary): Stream both new predicates.
6256 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
6257 as argument.
6258 (compute_inlined_call_time): Cleanup.
6259 (big_speedup_p): Update.
6260 (edge_badness): Update.
6261 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
6262 (size_time_entry): Replace predicate by exec_predicate and
6263 nonconst_predicate.
6264 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
6265 (estimate_edge_time): Return also nonspec_time.
6266 (reset_edge_growth_cache): Update.
6268 2017-04-29 Jakub Jelinek <jakub@redhat.com>
6270 PR rtl-optimization/80491
6271 * ifcvt.c (noce_process_if_block): When looking for x setter
6272 with missing else_bb, don't check only the insn right before
6273 cond_earliest, but look for the last insn that x is modified in
6274 within the same bb.
6276 PR rtl-optimization/80491
6277 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
6279 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
6281 PR tree-optimization/80487
6282 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
6284 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6286 PR tree-optimization/79697
6287 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
6288 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
6289 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
6290 BUILT_IN_STRNDUP.
6291 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
6292 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
6294 2017-04-28 Martin Sebor <msebor@redhat.com>
6296 PR tree-optimization/80523
6297 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
6298 (init_target_to_host_charmap, target_to_host, target_strtol10): New
6299 functions.
6300 (maybe_warn, format_directive, parse_directive): Use new functions.
6301 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
6303 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
6305 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
6307 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6309 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
6310 target_header_dir): Set correctly.
6311 * configure: Regenerated.
6312 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6313 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6314 instead of SYSTEM_HEADER_DIR.
6316 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
6318 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
6319 (estimate_local_effects): Likewise.
6320 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
6321 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
6322 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
6323 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
6324 do_estimate_edge_time, estimate_edge_time): Likewise.
6325 * ipa-inline-analysis.c (estimate_node_size_and_time,
6326 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
6327 (estimate_time_after_inlining): Remove.
6329 2017-04-28 Martin Liska <mliska@suse.cz>
6331 * doc/gcov.texi: Enhance documentation of gcov.
6333 2017-04-28 Martin Liska <mliska@suse.cz>
6335 * doc/gcov.texi: Sort options in alphabetic order.
6336 * doc/gcov-dump.texi: Likewise.
6337 * doc/gcov-tool.texi: Likewise.
6338 * gcov.c (print_usage): Likewise.
6339 * gcov-dump.c (print_usage): Likewise.
6340 * gcov-tool.c (print_merge_usage_message): Likewise.
6341 (print_rewrite_usage_message): Likewise.
6342 (print_overlap_usage_message): Likewise.
6344 2017-04-28 Martin Liska <mliska@suse.cz>
6346 PR gcov-profile/53915
6347 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
6349 2017-04-28 Martin Liska <mliska@suse.cz>
6351 PR gcov-profile/79891
6352 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
6353 is marked by compiler as living on a line.
6354 (get_cycles_count): Remove usage of the union.
6355 (output_intermediate_file): Likewise.
6356 (find_source): Fix GNU coding style.
6357 (accumulate_line_counts): Remove old non-all block mode.
6358 (output_lines): Remove usage of the union.
6359 * profile.c (output_location): Include all BBs, even if
6360 belonging to a same line (and file) as a previous BB.
6362 2017-04-28 Martin Liska <mliska@suse.cz>
6364 * gcov.c (process_args): Handle new argument 'w'.
6365 (read_graph_file): Assign ID to BBs.
6366 (output_branch_count): Display BB # if verbose flag is set.
6367 (output_lines): Likewise for arcs.
6368 (print_usage): Add '--verbose' option help.
6369 * doc/gcov.texi: Document --verbose (-w) option.
6371 2017-04-28 Martin Liska <mliska@suse.cz>
6373 * gcov.c (struct block_location_info): New struct.
6374 (process_file): Fill up the new structure.
6375 (read_graph_file): Replace usage of encoding by the newly added
6376 struct.
6377 (add_line_counts): Likewise.
6378 (accumulate_line_counts): Remove usage of the union.
6379 (function_info::function_info): New function.
6380 (function_info::~function_info): Likewise.
6381 (process_file): Call delete instead of release_function.
6382 (release_function): Release the function.
6383 (release_structures): Call delete instead of release_function.
6384 (solve_flow_graph): Replace usage of num_blocks.
6385 (find_exception_blocks): Likewise.
6386 (output_lines): Fix GNU coding style.
6388 2017-04-28 Martin Liska <mliska@suse.cz>
6390 PR driver/56469
6391 * coverage.c (coverage_remove_note_file): New function.
6392 * coverage.h: Declare the function.
6393 * toplev.c (finalize): Clean if an error has been seen.
6395 2017-04-28 Martin Liska <mliska@suse.cz>
6397 PR gcov-profile/80031
6398 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
6399 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
6400 * gcov.c (read_graph_file): Read just number of blocks.
6401 * profile.c (branch_prob): Do not stream 0 flags per a basic
6402 block.
6404 2017-04-28 Martin Liska <mliska@suse.cz>
6406 * gcov-dump.c (tag_*): Add new argument to declarations.
6407 (dump_gcov_file): Likewise.
6408 (tag_blocks): Add and use new argument depth.
6409 (tag_arcs): Likewise.
6410 (tag_lines): Likewise.
6411 (tag_counters): Likewise.
6412 (tag_summary): Likewise.
6413 (dump_working_sets): Use depth to do a proper indentation.
6415 2017-04-28 Jakub Jelinek <jakub@redhat.com>
6417 PR bootstrap/80531
6418 * cgraph.h (symtab_node::debug_symtab): No longer inline.
6419 * symtab.c (symtab_node::debug_symtab): Move definition here.
6421 2017-04-28 Richard Biener <rguenther@suse.de>
6423 * lto-streamer.h (LTO_major_version): Bump to 7.
6425 2017-04-28 Richard Biener <rguenther@suse.de>
6427 * tree-vrp.c (assert_info): New struct.
6428 (add_assert_info): New helper.
6429 (register_edge_assert_for_2): Refactor to add asserts to a vector
6430 of assert_info.
6431 (register_edge_assert_for_1): Likewise.
6432 (register_edge_assert_for): Likewise.
6433 (finish_register_edge_assert_for): New helper actually registering
6434 asserts where live on edge.
6435 (find_conditional_asserts): Adjust.
6436 (find_switch_asserts): Likewise.
6437 (evrp_dom_walker::try_find_new_range): Generalize.
6438 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
6440 2017-04-27 Marek Polacek <polacek@redhat.com>
6442 PR sanitizer/80349
6443 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
6444 arg10 and arg11 to itype.
6446 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
6448 * doc/extend.texi (Object Size Checking): Improve grammar.
6450 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
6452 PR target/80530
6453 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
6454 that the logic for permitting reciprocal estimates matches that
6455 in use_rsqrt_p.
6457 2017-04-27 Jakub Jelinek <jakub@redhat.com>
6459 PR c++/80534
6460 * tree.c (type_cache_hasher::equal): Only compare
6461 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
6462 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
6463 non-aggregate element types.
6464 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
6465 about the flag on ARRAY_TYPEs in the comment, formatting fix.
6467 2017-04-27 Richard Biener <rguenther@suse.de>
6469 PR middle-end/80533
6470 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
6471 stripping ARRAY_REFs from MEM_EXPR make sure we're not
6472 keeping a reference to a trailing array.
6474 2017-04-27 Richard Biener <rguenther@suse.de>
6476 PR middle-end/80539
6477 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
6478 being in loop-closed SSA form conservatively.
6479 (chrec_fold_multiply_poly_poly): Likewise.
6481 2017-04-27 Tamar Christina <tamar.christina@arm.com>
6483 PR middle-end/79665
6484 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
6485 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
6487 2017-04-27 Jakub Jelinek <jakub@redhat.com>
6489 PR target/77728
6490 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
6491 (aarch64_function_arg_alignment): Return unsigned int again, but still
6492 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
6493 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6494 Don't emit -Wpsabi note.
6495 (aarch64_function_arg_boundary): Likewise.
6496 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6497 caller.
6499 2017-04-26 Nathan Sidwell <nathan@acm.org>
6501 * tree.h (crc32_unsigned_n): Declare.
6502 (crc32_unsigned, crc32_unsigned): Make inline.
6503 * tree.c (crc32_unsigned_bits): Replace with ...
6504 (crc32_unsigned_n): ... this.
6505 (crc32_unsigned, crc32_byte): Remove.
6506 (crc32_string): Remove unnecessary braces.
6508 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
6510 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
6511 * ipa-inline-analysis.c (MAX_TIME): Remove.
6512 (account_size_time): Use sreal for time.
6513 (dump_inline_summary): Update.
6514 (estimate_function_body_sizes): Update.
6515 (estimate_edge_size_and_time): Update.
6516 (estimate_calls_size_and_time): Update.
6517 (estimate_node_size_and_time): Update.
6518 (inline_merge_summary): Update.
6519 (inline_update_overall_summary): Update.
6520 (estimate_time_after_inlining): Update.
6521 (inline_read_section): Update.
6522 (inline_write_summary): Update.
6523 * ipa-inline.c (compute_uninlined_call_time): Update.
6524 (compute_inlined_call_time): Update.
6525 (recursive_inlining): Update.
6526 (inline_small_functions): Update.
6527 (dump_overall_stats): Update.
6528 * ipa-inline.h: Include sreal.h.
6529 (size_time_entry): Turn time to sreal.
6530 (inline_summary): Turn self_time nad time to sreal.
6532 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
6534 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
6535 data-streamer.h
6536 (sreal::stream_out, sreal::stream_in): New.
6537 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
6539 2017-04-25 Jakub Jelinek <jakub@redhat.com>
6541 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
6542 environment.
6544 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
6546 PR target/70799
6547 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6548 Handle ASHIFTRT.
6549 (dimode_scalar_chain::compute_convert_gain): Ditto.
6550 (dimode_scalar_chain::make_vector_copies): Ditto.
6551 (dimode_scalar_chain::convert_reg): Ditto.
6552 (dimode_scalar_chain::convert_insn): Ditto.
6553 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
6554 (VI248_AVX512BW_1): New mode iterator.
6555 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
6556 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
6557 mode iterator.
6559 2017-04-25 Martin Sebor <msebor@redhat.com>
6561 PR tree-optimization/80497
6562 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
6563 constants are representable in HOST_WIDE_INT.
6564 (parse_directive): Ditto.
6566 2017-04-25 Martin Sebor <msebor@redhat.com>
6568 PR bootstrap/80486
6569 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
6570 (new_zero_array): Adjust signature.
6571 (dom_info::dom_init): Used unsigned rather that size_t.
6572 (dom_info::dom_info): Same.
6574 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6575 Jakub Jelinek <jakub@redhat.com>
6577 PR target/77728
6578 * config/arm/arm.c: Include gimple.h.
6579 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6580 returns negative, increment ncrn only if it returned positive.
6581 (arm_needs_doubleword_align): Return int instead of bool,
6582 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
6583 members, but if there is any such non-FIELD_DECL
6584 > PARM_BOUNDARY aligned decl, return -1 instead of false.
6585 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6586 returns negative, increment nregs only if it returned positive.
6587 (arm_setup_incoming_varargs): Likewise.
6588 (arm_function_arg_boundary): Emit -Wpsabi note if
6589 arm_needs_doubleword_align returns negative, return
6590 DOUBLEWORD_ALIGNMENT only if it returned positive.
6592 2017-04-25 Marek Polacek <polacek@redhat.com>
6594 PR sanitizer/80349
6595 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
6596 first argument to type.
6598 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6600 PR target/80482
6601 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
6602 type checks to test for compatibility instead of equality.
6604 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6605 Jakub Jelinek <jakub@redhat.com>
6607 PR target/77728
6608 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
6609 type.
6610 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
6611 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
6612 the alignment computation, but return their maximum in warn_alignment.
6613 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6614 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
6615 is smaller.
6616 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
6617 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6618 caller.
6620 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6622 * config/arc/simdext.md (dmpyh): Fix typo.
6624 2017-04-25 Richard Biener <rguenther@suse.de>
6626 PR tree-optimization/80492
6627 * alias.c (compare_base_decls): Handle registers with asm
6628 specification conservatively.
6629 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
6630 compare_base_decls returning dont-know properly.
6632 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6634 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
6635 (legitimate_offset_address_p): New function.
6636 (arc_legitimate_address_p): Use above function.
6638 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6640 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
6642 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6644 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
6645 ACCH registers whenever they are available.
6647 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6649 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
6650 double regs fix when not used.
6652 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6654 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
6655 core registers.
6656 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
6657 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
6659 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6661 * config/arc/arc.c (arc_output_addsi): Check for h-register class
6662 when emitting short ADD instructions.
6664 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
6666 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
6667 constraint.
6668 (cmpsi_cc_c_insn): Likewise.
6669 (cbranchsi4_scratch): Compute proper instruction length using
6670 compact_hreg_operand.
6671 * config/arc/predicates.md (compact_hreg_operand): New predicate.
6673 2017-04-25 Richard Biener <rguenther@suse.de>
6675 PR middle-end/80509
6676 * passes.c (pass_manager::pass_manager): Initialize
6677 m_name_to_pass_map.
6679 2017-04-25 Richard Biener <rguenther@suse.de>
6681 PR tree-optimization/79201
6682 * tree-ssa-sink.c (statement_sink_location): Handle calls.
6684 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6686 PR target/80464
6687 * config/s390/vector.md: Split MEM->GPR vector moves for
6688 non-s_operand addresses.
6690 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6692 PR target/79895
6693 * config/s390/predicates.md (reload_const_wide_int_operand): New
6694 predicate.
6695 * config/s390/s390.md ("movti"): Remove d/P alternative.
6696 ("movti_bigconst"): New pattern definition.
6698 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6700 PR target/80080
6701 * s390-protos.h (s390_expand_cs_hqi): Removed.
6702 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
6703 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
6704 modes as well as CCZ1mode and CCZmode.
6705 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
6706 signature of s390_emit_compare_and_swap.
6707 (s390_expand_cs_hqi): Likewise, make static.
6708 (s390_expand_cs_tdsi): Generate an explicit compare before trying
6709 compare-and-swap, in some cases.
6710 (s390_expand_cs): Wrapper function.
6711 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
6712 atomic_exchange.
6713 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
6714 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
6715 patterns for small and large integers. Forbid symref memory operands.
6716 Move expander to s390.c. Require cc register.
6717 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
6718 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
6719 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
6720 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
6721 symref memory operands. Remove CC mode and call s390_match_ccmode
6722 instead.
6723 ("atomic_exchange<mode>"): Allow and implement all integer modes.
6725 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6727 * config/s390/s390.md (define_peephole2): New peephole to help
6728 combining the load-and-test pattern with volatile memory.
6730 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
6732 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
6733 with CCZmode for TARGET_Z196.
6735 2017-04-25 Jakub Jelinek <jakub@redhat.com>
6737 PR rtl-optimization/80501
6738 * combine.c (make_compound_operation_int): Set subreg_code to SET
6739 even for AND with mask of the sign bit of mode.
6741 PR rtl-optimization/80500
6742 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
6743 sum's initial value.
6745 2017-04-25 Julian Brown <julian@codesourcery.com>
6746 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6748 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
6750 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
6752 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
6754 2017-04-25 Julian Brown <julian@codesourcery.com>
6755 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6757 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
6758 (thunderx2t99_sha): New Reservation.
6760 2017-04-25 Julian Brown <julian@codesourcery.com>
6761 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6763 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
6764 type for 1-element load.
6766 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
6768 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
6770 2017-04-24 Martin Jambor <mjambor@suse.cz>
6772 PR tree-optimization/80293
6773 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
6774 char arrays not totally scalarizable if it is false.
6775 (analyze_all_variable_accesses): Pass correct value in the new
6776 parameter. Add a statistics counter.
6778 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
6780 PR middle-end/79931
6781 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
6783 2017-04-24 Richard Biener <rguenther@suse.de>
6785 PR tree-optimization/80494
6786 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
6787 out for complex types.
6789 2017-04-24 Richard Biener <rguenther@suse.de>
6791 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
6792 * tree-ssa-sccvn.c (print_scc): Print SCC size.
6793 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
6794 (DFS): Adjust and never fail.
6795 (sccvn_dom_walker::fail): Remove.
6796 (sccvn_dom_walker::before_dom_children): Adjust.
6797 (run_scc_vn): Likewise and never fail.
6798 * tree-ssa-pre.c (pass_pre::execute): Adjust.
6799 (pass_fre::execute): Likewise.
6801 2017-04-24 Richard Biener <rguenther@suse.de>
6803 PR tree-optimization/79725
6804 * tree-ssa-sink.c (statement_sink_location): Return whether
6805 failure reason was zero uses. Move that check later.
6806 (sink_code_in_bb): Deal with zero uses by removing the stmt
6807 if possible.
6809 2017-04-24 Richard Biener <rguenther@suse.de>
6811 PR c++/2972
6812 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
6813 pointer-based references.
6815 2017-04-24 Richard Biener <rguenther@suse.de>
6817 PR bootstrap/79814
6818 * pass_manager.h (pass_manager::operator new): Remove.
6819 (pass_manager::operator delete): Likewise.
6820 * passes.c (pass_manager::operator new): Remove.
6821 (pass_manager::operator delete): Likewise.
6822 (pass_manager::pass_manager): Zero individual pass members.
6824 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
6826 PR target/70799
6827 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
6828 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
6829 Check "XEXP (src, 1)" operand here.
6830 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
6831 Check "XEXP (src, 1)" operand here.
6832 (dimode_scalar_chain::make_vector_copies): Detect count register
6833 of a shift instruction. Zero extend count register from QImode
6834 to DImode to satisfy vector shift pattern count operand predicate.
6835 Substitute vector shift count operand with a DImode copy.
6836 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
6837 vector register.
6839 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
6842 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6843 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
6844 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
6845 (UNSPEC_NOREX_MEM): Remove definition.
6847 2017-04-21 Richard Biener <rguenther@suse.de>
6849 PR tree-optimization/79547
6850 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6851 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
6852 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
6853 without any constraints.
6855 2017-04-21 Richard Biener <rguenther@suse.de>
6857 PR tree-optimization/78847
6858 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
6860 2017-04-21 Richard Biener <rguenther@suse.de>
6862 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
6863 (build_distinct_type_copy): Likewise.
6864 (build_variant_type_copy): Likewise.
6865 * tree.c (build_qualified_type): Pass down mem-stat info.
6866 (build_distinct_type_copy): Likewise.
6867 (build_variant_type_copy): Likewise.
6869 2017-04-21 Richard Biener <rguenther@suse.de>
6871 PR tree-optimization/80237
6872 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
6873 defaulted to NULL.
6874 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
6875 for a simplified result.
6877 2016-04-21 Richard Biener <rguenther@suse.de>
6879 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
6880 sth as strict as a simple_iv but a chrec without symbols and an
6881 operand defined in the loop we are peeling (and not some subloop).
6882 (propagate_constants_for_unrolling): Propagate all constants.
6884 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
6886 PR target/79804
6887 * config/i386/i386.c (print_reg): Remove assert for disalowed
6888 regno values, call output_operand_lossage instead.
6890 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
6892 PR target/78090
6893 * config/i386/constraints.md (Yc): New register constraint.
6894 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
6895 Use Yc constraint for alternative 2 of operand 0. Remove
6896 preferred_for_speed attribute.
6898 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
6900 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
6901 lastprivate clauses in SIMT case.
6903 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
6905 * doc/invoke.texi (-Wextra-semi): Document new warning option.
6907 2017-04-20 Richard Biener <rguenther@suse.de>
6909 PR tree-optimization/57796
6910 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
6911 as N scalar stores.
6912 (vect_model_load_cost): Cost gathers as N scalar loads.
6914 2017-04-20 Richard Biener <rguenther@suse.de>
6916 * ggc-page.c (ggc_allocated_p): Rename to ...
6917 (safe_lookup_page_table_entry): ... this and return the lookup
6918 result.
6919 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
6921 2017-04-20 Richard Biener <rguenther@suse.de>
6923 PR tree-optimization/80453
6924 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
6925 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
6926 from the conditions.
6927 (vn_phi_eq): Pass them down.
6928 (vn_phi_lookup): Record them.
6929 (vn_phi_insert): Likewise.
6931 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
6933 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
6934 uninitialized variable warning to avoid buffer overrun.
6936 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
6938 PR other/71250
6939 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
6940 is suppressed for '{ 0 }' in C.
6942 2017-04-20 Jakub Jelinek <jakub@redhat.com>
6944 * BASE-VER: Set to 8.0.0.
6946 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
6948 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
6949 priority .init_array and .fini_array section with SECTION_NOTYPE
6950 flag.
6952 2017-04-20 Jakub Jelinek <jakub@redhat.com>
6954 PR middle-end/80423
6955 * tree.h (build_array_type): Add typeless_storage default argument.
6956 * tree.c (type_cache_hasher::equal): Also compare
6957 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
6958 (build_array_type): Add typeless_storage argument, set
6959 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
6960 recursive call.
6961 (build_nonshared_array_type): Adjust build_array_type_1 caller.
6962 (build_array_type): Likewise. Add typeless_storage argument.
6964 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
6965 Jakub Jelinek <jakub@redhat.com>
6967 PR tree-optimization/80426
6968 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
6969 operation on symbolic operands, also compute the overflow for the
6970 invariant part when the operation degenerates into a negation.
6972 2017-04-19 Jakub Jelinek <jakub@redhat.com>
6974 PR debug/80461
6975 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
6976 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
6978 PR debug/80436
6979 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
6981 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
6983 PR target/80462
6984 * config/avr/avr.c (tree.h): Include it.
6985 (cgraph.h): Include it.
6986 (avr_encode_section_info): Don't warn for uninitialized progmem
6987 variable if it's just an alias.
6989 2017-04-19 Richard Biener <rguenther@suse.de>
6991 PR ipa/65972
6992 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
6993 when needed by AutoPGO.
6995 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
6997 PR lto/50345
6998 * doc/lto.texi: Remove an extra 'that'.
7000 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
7002 PR rtl-optimization/80429
7003 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
7004 are only used in debug insns.
7006 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
7007 Vladimir Makarov <vmakarov@redhat.com>
7009 * config/sparc/predicates.md (input_operand): Add comment. Return
7010 true for any memory operand when LRA is in progress.
7011 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
7013 2017-04-18 Jeff Law <law@redhat.com>
7015 PR target/74563
7016 * mips.md ({return,simple_return}_internal): Do not overwrite
7017 operands[0].
7019 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7021 PR tree-optimization/80443
7022 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
7023 instead of adding 1, subtract -1 and similarly instead of subtracting
7024 1 add -1.
7026 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
7028 PR rtl-optimization/80357
7029 * haifa-sched.c (tmp_bitmap): New variable.
7030 (model_recompute): Handle duplicate use records.
7031 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
7032 (free_global_sched_pressure_data): Free it.
7034 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
7036 Revert:
7037 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7038 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
7039 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
7040 instead of SYSTEM_HEADER_DIR.
7042 2017-04-18 Jeff Law <law@redhat.com>
7044 PR middle-end/80422
7045 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
7046 predecessors after walking up the insn chain.
7048 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7050 PR debug/80263
7051 * dwarf2out.c (modified_type_die): Try harder not to emit internal
7052 sizetype type into debug info.
7054 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7056 PR target/80099
7057 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
7058 unneeded test for TARGET_UPPER_REGS_SF.
7059 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
7061 2017-04-18 Jakub Jelinek <jakub@redhat.com>
7063 PR sanitizer/80444
7064 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
7065 instead of gsi_after_labels.
7067 2017-04-18 Jeff Law <law@redhat.com>
7069 * regcprop.c (maybe_mode_change): Avoid creating copies of the
7070 stack pointer.
7072 Revert:
7073 2017-04-13 Jeff Law <law@redhat.com>
7074 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
7075 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
7077 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
7079 PR target/79453
7080 * config/avr/avr.c (intl.h): Include it.
7081 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
7083 2017-04-18 Martin Liska <mliska@suse.cz>
7085 PR gcov-profile/78783
7086 * gcov-tool.c (gcov_output_files): Validate that destination
7087 file is either removed by the tool or by a user.
7089 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
7090 Guy Benyei <guybe@mellanox.com>
7092 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
7093 block, and do not negate it, the stored id is already negative.
7095 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
7097 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
7099 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7101 PR target/80098
7102 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
7103 masks of options that should be turned off if the VSX vector
7104 options are turned off.
7105 (OTHER_P8_VECTOR_MASKS): Likewise.
7106 (OTHER_VSX_VECTOR_MASKS): Likewise.
7107 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
7108 rs6000_disable_incompatible_switches to validate no type switches
7109 like -mvsx.
7110 (rs6000_incompatible_switch): New function to disallow turning on
7111 other vector options if -mno-vsx, -mno-power8-vector, or
7112 -mno-power9-vector are specified.
7114 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7116 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
7118 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7120 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
7121 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
7122 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
7123 (ARG_POINTER_CFA_OFFSET): Likewise.
7125 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
7127 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
7128 conditions to take advantage of various optimizations.
7130 2017-04-13 Jeff Law <law@redhat.com>
7132 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
7133 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
7134 (zero_extendsidi2_dext): Likewise.
7136 2017-04-13 Jakub Jelinek <jakub@redhat.com>
7138 PR sanitizer/80403
7139 * fold-const.c (fold_ternary_loc): Revert
7140 use op0 instead of fold_convert_loc (loc, type, arg0) part of
7141 2017-04-12 change.
7143 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
7145 PR rtl-optimization/80343
7146 * lra-remat.c (update_scratch_ops): Assign original hard reg to
7147 new scratch pseudo.
7149 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
7151 PR sanitizer/80414
7152 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
7153 to ubsan_encode_value.
7155 2017-04-13 Jeff Law <law@redhat.com>
7157 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
7158 appearing in DEBUG_INSNs.
7160 2017-04-13 Martin Liska <mliska@suse.cz>
7162 PR gcov-profile/80413
7163 * gcov-io.c (gcov_write_string): Copy to buffer just when
7164 allocated size is greater than zero.
7166 2017-04-13 Jakub Jelinek <jakub@redhat.com>
7168 PR debug/80321
7169 * dwarf2out.c (decls_for_scope): Ignore declarations of
7170 current_function_decl in BLOCK_NONLOCALIZED_VARS.
7172 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
7174 PR lto/69953
7175 * ipa-visibility.c (non_local_p): Fix typos.
7176 (localize_node): When localizing symbol in same comdat group,
7177 dissolve the group only when we know external symbols are going
7178 to be privatized.
7179 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
7181 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7183 PR tree-optimization/79390
7184 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
7185 order does not result in usable sequence, retry with reversed operand
7186 order.
7188 PR sanitizer/80403
7189 PR sanitizer/80404
7190 PR sanitizer/80405
7191 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
7192 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
7193 op0 instead of fold_convert_loc (loc, type, arg0).
7195 2017-04-12 Jeff Law <law@redhat.com>
7197 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
7198 has a delay slot in the generated code.
7200 * config/cris/cris.md (cris_preferred_reload_class): Return
7201 GENNONACR_REGS rather than GENERAL_REGS.
7203 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7205 PR c/80163
7206 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
7207 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
7208 signedness of the result type.
7210 2017-04-12 Richard Biener <rguenther@suse.de>
7211 Jeff Law <law@redhat.com>
7213 PR tree-optimization/80359
7214 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
7215 trim stores to TARGET_MEM_REFs.
7217 2017-04-12 Richard Biener <rguenther@suse.de>
7219 PR tree-optimization/79390
7220 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
7221 threading case even more.
7223 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
7225 PR target/80382
7226 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
7227 for quad_address_p for TImode, instead of just not indexed_address.
7229 2017-04-12 Richard Biener <rguenther@suse.de>
7230 Bernd Edlinger <bernd.edlinger@hotmail.de>
7232 PR middle-end/79671
7233 * alias.c (component_uses_parent_alias_set_from): Handle
7234 TYPE_TYPELESS_STORAGE.
7235 (get_alias_set): Likewise.
7236 * tree-core.h (tree_type_common): Add typeless_storage flag.
7237 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
7238 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
7239 for types containing members with TYPE_TYPELESS_STORAGE.
7240 (place_field): Likewise.
7241 (layout_type): Likewise for ARRAY_TYPE.
7242 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
7243 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
7244 TYPE_TYPELESS_STORAGE.
7245 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7247 2017-04-12 Jakub Jelinek <jakub@redhat.com>
7249 PR sanitizer/80349
7250 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
7251 first argument to type.
7253 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7255 PR target/80376
7256 PR target/80315
7257 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
7258 CONST0_RTX (mode) rather than const0_rtx where appropriate.
7259 (rs6000_expand_binop_builtin): Likewise.
7260 (rs6000_expand_ternop_builtin): Likewise; also add missing
7261 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
7262 vshasigma built-ins.
7263 * doc/extend.texi: Document that vec_xxpermdi's third argument
7264 must be a constant.
7266 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
7268 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
7269 Use shift_const cost parameter when calculating gain of STV shifts.
7271 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
7273 PR rtl-optimization/70478
7274 * lra-constraints.c (process_alt_operands): Check memory for
7275 disfavoring memory insn operand.
7277 2017-04-11 Jakub Jelinek <jakub@redhat.com>
7279 PR middle-end/80100
7280 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
7281 left shift in unsigned HOST_WIDE_INT type.
7283 PR rtl-optimization/80385
7284 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
7285 (not (neg X)) into (plus X -1) for complex or non-integral modes.
7287 PR libgomp/80394
7288 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
7289 if they have any depend clauses.
7291 2017-04-11 Martin Liska <mliska@suse.cz>
7293 PR ipa/80212
7294 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
7295 * ipa-split.c (split_function): Create a local comdat symbol
7296 if caller is in a comdat group.
7298 2017-04-11 Martin Liska <mliska@suse.cz>
7300 PR ipa/80212
7301 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
7302 flags.
7304 2017-04-11 Martin Sebor <msebor@redhat.com>
7306 PR middle-end/80364
7307 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
7308 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
7309 for INTEGER_TYPE.
7310 (directive::set_width, directive::set_precision, format_character):
7311 Adjust.
7312 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
7313 INTEGER_TYPE.
7315 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
7317 PR target/80389
7318 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
7319 conflict, set target->arch_name instead of target->cpu_name.
7321 2017-04-11 Richard Biener <rguenther@suse.de>
7323 PR tree-optimization/80374
7324 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
7325 build_zero_cst, remove fold_convertible_p check again.
7327 2017-04-11 Martin Liska <mliska@suse.cz>
7329 PR sanitizer/70878
7330 * ubsan.c (instrument_object_size): Do not instrument register
7331 variables.
7333 2017-04-11 Jakub Jelinek <jakub@redhat.com>
7335 PR target/80381
7336 * config/i386/i386-builtin-types.def
7337 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
7338 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
7339 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
7340 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
7341 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
7342 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
7343 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
7344 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
7345 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
7346 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
7347 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
7348 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
7349 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
7350 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
7351 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
7352 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
7353 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
7354 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
7355 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
7356 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
7357 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
7358 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
7359 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
7360 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
7361 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
7362 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
7363 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
7364 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
7365 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
7366 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
7367 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
7368 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
7369 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
7370 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
7371 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
7372 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
7373 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
7374 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
7375 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
7376 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
7377 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
7378 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
7379 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
7380 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
7381 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
7382 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
7383 aliases.
7384 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
7385 flag to second_arg_count, handle 4 argument function type _COUNT
7386 aliases, handle second_arg_count on second argument rather than last.
7388 2017-04-10 Jeff Law <law@redhat.com>
7390 PR tree-optimization/80374
7391 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
7392 record anything if we can not convert integer_zero_node to the
7393 desired type.
7395 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7397 PR target/80108
7398 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7399 Enhance special handling given to the TARGET_P9_MINMAX option in
7400 relation to certain other options.
7402 2017-04-10 Bin Cheng <bin.cheng@arm.com>
7404 PR tree-optimization/80153
7405 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
7406 remove POINTER_PLUS_EXPR's base part directly, rather than through
7407 aff_tree.
7409 2017-04-10 Richard Biener <rguenther@suse.de>
7410 Bin Cheng <bin.cheng@arm.com>
7412 PR tree-optimization/80153
7413 * tree-affine.c (aff_combination_to_tree): Get base pointer from
7414 the first element of pointer type aff_tree. Build result expr in
7415 aff_tree's type.
7416 (add_elt_to_tree): Convert to type unconditionally. Remove other
7417 fold_convert calls.
7418 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
7419 (rewrite_use_nonlinear_expr): Check invariant using iv information.
7421 2017-04-10 Richard Biener <rguenther@suse.de>
7423 * tree-ssa-structalias.c (find_func_aliases): Properly handle
7424 asm inputs.
7426 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
7428 PR rtl-optimization/70478
7429 * lra-constraints.c (curr_small_class_check): New.
7430 (update_and_check_small_class_inputs): New.
7431 (process_alt_operands): Update curr_small_class_check. Disfavor
7432 alternative insn memory operands. Check available regs for small
7433 class operands.
7435 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
7437 PR target/80057
7438 * config/mips/mips.opt (-mvirt): Update description.
7439 * doc/invoke.texi (-mvirt): Likewise.
7441 2017-04-10 Richard Biener <rguenther@suse.de>
7443 PR middle-end/80362
7444 * fold-const.c (fold_binary_loc): Look at unstripped ops when
7445 looking for NEGATE_EXPR in -A / -B to A / B folding.
7447 2017-04-10 Martin Liska <mliska@suse.cz>
7449 PR gcov-profile/80224
7450 * gcov.c (print_usage): Fix usage string.
7451 (get_gcov_intermediate_filename): Remove.
7452 (output_gcov_file): Use both for normal and intermediate format.
7453 (generate_results): Do not initialize special file for
7454 intermediate format.
7456 2017-04-10 Richard Biener <rguenther@suse.de>
7458 PR tree-optimization/80304
7459 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
7460 for safelen.
7462 2017-04-10 Nathan Sidwell <nathan@acm.org>
7464 PR target/79905
7465 * config/rs6000/rs6000.c (rs6000_vector_type): New.
7466 (rs6000_init_builtins): Use it.
7468 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7470 * config/arm/arm.md (<mrc>): Add mode to SET source.
7471 (<mrrc>): Likewise.
7473 2017-04-10 Richard Biener <rguenther@suse.de>
7475 PR middle-end/80344
7476 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
7478 2017-04-10 Jakub Jelinek <jakub@redhat.com>
7480 PR target/80324
7481 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
7482 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
7483 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
7484 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
7485 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
7486 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
7487 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
7488 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
7489 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
7490 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
7491 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
7492 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
7493 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
7494 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
7495 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
7496 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
7497 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
7498 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
7499 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
7500 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
7501 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
7502 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
7503 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
7505 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
7507 PR rtl-optimization/70478
7508 * lra-constraints.c: Reverse the last patch.
7510 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
7512 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
7513 Add comment for WCHAR_T.
7515 2017-04-08 Martin Liska <mliska@suse.cz>
7517 Revert:
7518 2017-04-07 Martin Liska <mliska@suse.cz>
7520 PR ipa/80212
7521 * ipa-split.c (split_function): Add function part to a same comdat
7522 group.
7524 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7526 PR target/80358
7527 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
7529 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
7531 * rs6000/rs6000.c (vec_load_pendulum): Rename...
7532 (vec_pairing): ...to this.
7533 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
7534 (rs6000_sched_init): Adjust for name change.
7535 (struct rs6000_sched_context): Likewise.
7536 (rs6000_init_sched_context): Likewise.
7537 (rs6000_set_sched_context): Likewise.
7539 2017-04-07 Jakub Jelinek <jakub@redhat.com>
7541 PR target/80322
7542 PR target/80323
7543 PR target/80325
7544 PR target/80326
7545 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
7546 intrinsics.
7547 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
7548 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
7549 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
7551 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
7553 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
7555 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
7557 PR rtl-optimization/70703
7558 * ira-color.c (update_conflict_hard_regno_costs): Use
7559 int64_t instead of HOST_WIDE_INT.
7561 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
7563 PR rtl-optimization/70478
7564 * lra-constraints.c (process_alt_operands): Disfavor alternative
7565 insn memory operands.
7567 2017-04-07 Jeff Law <law@redhat.com>
7569 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
7570 CALL and NOTE_INSN_CALL_ARG_LOCATION.
7572 2017-04-07 Martin Liska <mliska@suse.cz>
7574 PR target/79889
7575 * config/aarch64/aarch64.c (aarch64_process_target_attr):
7576 Show error message instead of an ICE.
7578 2017-04-07 Martin Liska <mliska@suse.cz>
7580 PR ipa/80212
7581 * ipa-split.c (split_function): Add function part to a same comdat
7582 group.
7584 2017-04-07 Richard Biener <rguenther@suse.de>
7586 PR middle-end/80341
7587 * tree.c (get_unwidened): Also handle ! for_type case for
7588 INTEGER_CSTs.
7589 * convert.c (do_narrow): Split out from ...
7590 (convert_to_integer_1): ... here. Do not pass final truncation
7591 type to get_unwidened for TRUNC_DIV_EXPR.
7593 2017-04-07 Richard Biener <rguenther@suse.de>
7595 * tree-affine.c (wide_int_ext_for_comb): Take type rather
7596 than aff_tree.
7597 (aff_combination_const): Adjust.
7598 (aff_combination_scale): Likewise.
7599 (aff_combination_add_elt): Likewise.
7600 (aff_combination_add_cst): Likewise.
7601 (aff_combination_convert): Likewise.
7602 (add_elt_to_tree): Likewise. Remove unused argument.
7603 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
7605 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
7607 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
7608 definition.
7609 * config/arm/arm.c (arm_default_short_enums): Use
7610 ARM_DEFAULT_SHORT_ENUMS.
7611 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
7613 2017-04-06 Jakub Jelinek <jakub@redhat.com>
7615 PR debug/80234
7616 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
7617 members with redundant out-of-class redeclaration.
7619 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
7621 PR target/80286
7622 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
7623 * config/i386/i386.md (*zero_extendsidi2):
7624 Add (?*x,*x) and (?*v,*v) alternatives.
7626 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
7628 PR target/79733
7629 * config/i386/i386.c (ix86_expand_builtin)
7630 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
7631 mode from insn data. Convert operands to insn operand mode.
7632 Copy operands that don't satisfy insn predicate to a register.
7634 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
7636 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
7637 Update comments.
7639 2017-04-06 Richard Biener <rguenther@suse.de>
7641 PR tree-optimization/80334
7642 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
7643 preserve alignment of accesses.
7645 2017-04-06 Richard Biener <rguenther@suse.de>
7647 PR tree-optimization/80262
7648 * tree-sra.c (build_ref_for_offset): Preserve address-space
7649 information.
7650 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
7651 Drop useless address-space information on MEM_REF offsets.
7653 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
7655 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
7657 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
7659 PR rtl-optimization/70703
7660 * ira-color.c (update_conflict_hard_regno_costs): Use
7661 HOST_WIDE_INT instead of long.
7663 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
7665 PR target/80298
7666 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
7667 not defined for x86_64 target. Add -mmmx target option when __SSE2__
7668 is not defined.
7669 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
7670 for x86_64 target. Handle -m3dnowa option.
7672 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
7674 PR rtl-optimization/70703
7675 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
7676 (update_conflict_hard_regno_costs): Use long instead of unsigned
7677 arithmetic for cost calculation.
7679 2017-04-05 Jakub Jelinek <jakub@redhat.com>
7680 Bernd Edlinger <bernd.edlinger@hotmail.de>
7682 PR sanitizer/80308
7683 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
7684 for big endian.
7686 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
7688 PR target/78002
7689 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
7690 ptr_mode with Pmode throughout.
7691 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
7692 into probe_stack_range and use DImode.
7694 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
7696 PR target/79890
7697 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
7698 call_eh_return is true.
7700 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7702 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
7703 Initialize last_match_fntype_index.
7705 2017-04-05 Jakub Jelinek <jakub@redhat.com>
7707 PR target/80310
7708 * tree-nvr.c: Include internal-fn.h.
7709 (pass_return_slot::execute): Ignore internal calls without
7710 direct optab.
7712 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7713 Richard Biener <rguenther@suse.de>
7715 PR c++/80297
7716 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
7717 captures used multiple times, except for the last use.
7718 * generic-match-head.c: Include gimplify.h.
7720 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7722 PR tree-optimization/79390
7723 * target.h (struct noce_if_info): Declare.
7724 * targhooks.h (default_noce_conversion_profitable_p): Declare.
7725 * target.def (noce_conversion_profitable_p): New target hook.
7726 * ifcvt.h (struct noce_if_info): New type, moved from ...
7727 * ifcvt.c (struct noce_if_info): ... here.
7728 (noce_conversion_profitable_p): Renamed to ...
7729 (default_noce_conversion_profitable_p): ... this. No longer
7730 static nor inline.
7731 (noce_try_store_flag_constants, noce_try_addcc,
7732 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
7733 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
7734 instead of noce_conversion_profitable_p.
7735 * config/i386/i386.c: Include ifcvt.h.
7736 (ix86_option_override_internal): Don't override
7737 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
7738 (ix86_noce_conversion_profitable_p): New function.
7739 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
7740 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
7741 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
7742 * doc/tm.texi: Regenerated.
7744 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7746 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
7747 correction.
7749 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7751 PR target/80307
7752 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
7753 instructions for small multiply cores.
7755 2017-04-04 Jeff Law <law@redhat.com>
7757 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
7758 added member.
7759 (mips_expand_vec_perm_const): Initialize elements in orig_perm
7760 that are not set by the loop over the elements.
7762 2017-04-04 Jakub Jelinek <jakub@redhat.com>
7764 PR target/80286
7765 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
7766 int mode, convert_modes it to mode as unsigned, otherwise use
7767 lowpart_subreg to mode rather than SImode.
7768 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
7769 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
7770 Use DImode instead of SImode for the shift count operand.
7771 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
7772 Likewise.
7774 2017-04-04 Richard Biener <rguenther@suse.de>
7776 PR middle-end/80281
7777 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
7778 arithmetic done for the negate or the plus. Simplify.
7779 (A - (-B) -> A + B): Likewise.
7780 * fold-const.c (split_tree): Make sure to not negate pointers.
7782 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
7784 PR rtl-optimization/60818
7785 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
7786 a compare of comparisons with the thing compared if this results
7787 in a different machine mode.
7789 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
7791 * alias.c (base_alias_check): Fix typo in comment.
7792 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
7793 * cgraphunit.c (symbol_table::compile): Likewise.
7794 * collect2.c (maybe_run_lto_and_relink): Likewise.
7795 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
7796 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
7797 * config/avr/avr.c (avr_map_op_t): Likewise.
7798 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
7799 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
7800 * config/epiphany/epiphany.md (movcc): Likewise.
7801 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
7802 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
7803 Likewise.
7804 * config/mips/mips.c (mips_save_restore_reg): Likewise.
7805 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
7806 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
7807 * config/sh/sh.c (sh_rtx_costs): Likewise.
7808 * fold-const.c (fold_truth_andor): Likewise.
7809 * genautomata.c (collapse_flag): Likewise.
7810 * gengtype.h (struct type::u::s): Likewise.
7811 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
7812 * input.c (FORMAT_AMOUNT): Likewise.
7813 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
7814 (known_aggs_to_agg_replacement_list): Likewise.
7815 * ipa-inline-analysis.c: Likewise.
7816 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
7817 * ipa-polymorphic-call.c
7818 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
7819 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
7820 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
7821 Likewise.
7822 * modulo-sched.c (apply_reg_moves): Likewise.
7823 * omp-expand.c (build_omp_regions_1): Likewise.
7824 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
7825 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
7826 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
7827 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7828 * value-prof.c: Likewise.
7829 * var-tracking.c (val_reset): Likewise.
7831 2017-04-03 Richard Biener <rguenther@suse.de>
7833 PR tree-optimization/80275
7834 * fold-const.c (split_address_to_core_and_offset): Handle
7835 POINTER_PLUS_EXPR.
7837 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
7839 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
7840 descriptors is at least equal to that of functions.
7842 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7844 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
7846 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
7848 PR target/80250
7849 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
7850 (mov<IMOD4:mode>): New expander.
7851 (*mov<IMOD4:mode>_internal): New insn and split pattern.
7853 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
7855 PR rtl-optimization/79405
7856 * fwprop.c (propagations_left): New variable.
7857 (forward_propagate_into): Decrement it.
7858 (fwprop_init): Initialize it.
7859 (fw_prop): If the variable has reached zero, stop propagating.
7860 (fwprop_addr): Ditto.
7862 2017-03-31 Jakub Jelinek <jakub@redhat.com>
7864 PR debug/79255
7865 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
7866 a FUNCTION_DECL, pass it as decl instead of origin to
7867 process_scope_var.
7869 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
7871 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
7872 string.
7874 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
7876 PR target/80107
7877 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
7878 TARGET_VSX_SMALL_INTEGER.
7880 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7882 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
7883 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
7885 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
7887 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
7888 extraction from odd-numbered MSA register.
7890 2017-03-31 Jakub Jelinek <jakub@redhat.com>
7892 PR middle-end/80173
7893 * expmed.c (store_bit_field_1): Don't attempt to create
7894 a word subreg out of hard registers wider than word if they
7895 have HARD_REGNO_NREGS of 1 for their mode.
7897 PR middle-end/80163
7898 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
7899 conversions to integer types wider than word and pointer.
7901 PR debug/80025
7902 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
7903 (rtx_equal_for_cselib_p): Pass 0 to it.
7904 * cselib.c (cselib_hasher::equal): Likewise.
7905 (rtx_equal_for_cselib_1): Add depth argument. If depth
7906 is 128, don't look up VALUE locs and punt. Increment
7907 depth in recursive calls when walking VALUE locs.
7909 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
7911 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
7912 (make_gcov_file_name): Use the canonical path name for generating
7913 the MD5 value.
7914 (read_line): Fix handling of files with ascii null bytes.
7916 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
7918 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
7919 to initialise a vector register instead
7920 of using a const_int.
7922 2017-03-30 Jakub Jelinek <jakub@redhat.com>
7924 PR translation/80189
7925 * gimplify.c (omp_default_clause): Use %qs instead of %s in
7926 diagnostic messages.
7928 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
7930 PR target/80246
7931 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
7932 (dfp_diex_<mode>): Update mode of operand 1.
7933 * doc/extend.texi (dxex, dxexq): Document change to return type.
7934 (diex, diexq): Document change to argument type.
7936 2017-03-30 Martin Jambor <mjambor@suse.cz>
7938 PR ipa/77333
7939 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
7940 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
7941 it reflects the signature changes performed at the callee side.
7942 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
7943 to cgraph_build_function_type_skip_args.
7944 (build_function_decl_skip_args): Adjust call to the above function.
7946 2017-03-30 Jakub Jelinek <jakub@redhat.com>
7948 PR target/80206
7949 * config/i386/sse.md
7950 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
7951 register as dest whenever it is a MEM not rtx_equal_p to the
7952 corresponding dup operand, and when forcing into reg move the
7953 reg into the memory afterwards.
7954 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
7955 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
7956 for the force_reg mode.
7957 (avx512vl_vextractf128<mode>): Use register as dest either
7958 always when a MEM, or when it is a MEM not rtx_equal_p to the
7959 corresponding dup operand, or even not when it is a CONST_VECTOR
7960 depending on the mode and lo vs. hi.
7961 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
7962 parens.
7963 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
7964 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
7965 Likewise. Require that operands[2] is even.
7966 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
7967 Remove extraneous parens. Require that operands[2] is a multiple
7968 of 4.
7969 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
7970 operands[0] is a MEM if <mask_applied>, the predicates/constraints
7971 disallow memory then.
7973 2017-03-30 Richard Biener <rguenther@suse.de>
7975 PR tree-optimization/77498
7976 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
7977 to non-constants over backedges.
7979 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
7981 PR rtl-optimization/80233
7982 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
7983 as last_combined_insn. Do not test for BARRIER_P separately.
7985 2017-03-29 Andreas Schwab <schwab@suse.de>
7987 PR ada/80146
7988 * calls.c (prepare_call_address): Convert funexp to Pmode before
7989 copying to temp reg.
7991 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7993 PR tree-optimization/80158
7994 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
7995 Handle possible future case of more than one alternate
7996 interpretation.
7997 (replace_rhs_if_not_dup): Likewise.
7998 (replace_one_candidate): Likewise.
8000 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
8002 PR rtl-optimization/80193
8003 * ira.c (ira): Do not check allocation for LRA.
8005 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
8007 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
8008 (nvptx_output_simt_exit): Declare.
8009 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
8010 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
8011 (init_softstack_frame): Move initialization of crtl->is_leaf to...
8012 (nvptx_declare_function_name): ...here. Emit declaration of local
8013 memory space buffer for omp_simt_enter insn.
8014 (nvptx_output_unisimt_switch): New.
8015 (nvptx_output_softstack_switch): New.
8016 (nvptx_output_simt_enter): New.
8017 (nvptx_output_simt_exit): New.
8018 * config/nvptx/nvptx.h (struct machine_function): New fields
8019 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
8020 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
8021 (UNSPECV_SIMT_EXIT): Ditto.
8022 (omp_simt_enter_insn): New insn.
8023 (omp_simt_enter): New expansion.
8024 (omp_simt_exit): New insn.
8025 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
8027 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
8028 (expand_GOMP_SIMT_ENTER_ALLOC): New.
8029 (expand_GOMP_SIMT_EXIT): New.
8030 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
8031 (GOMP_SIMT_ENTER_ALLOC): Ditto.
8032 (GOMP_SIMT_EXIT): Ditto.
8033 * target-insns.def (omp_simt_enter): New insn.
8034 (omp_simt_exit): Ditto.
8035 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
8036 simt_dlist.
8037 (lower_rec_simd_input_clauses): Implement SIMT privatization.
8038 (lower_rec_input_clauses): Likewise.
8039 (lower_lastprivate_clauses): Handle SIMT privatization.
8041 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
8042 (ompdevlow_adjust_simt_enter): New.
8043 (find_simtpriv_var_op): New.
8044 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
8045 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
8047 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
8048 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
8049 (copy_decl_for_dup_finish): Ditto.
8051 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
8053 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
8055 PR target/53383
8056 * config/i386/i386.c (ix86_option_override_internal): Always
8057 allow -mpreferred-stack-boundary=3 for 64-bit targets.
8059 2017-03-28 Bin Cheng <bin.cheng@arm.com>
8061 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
8063 2017-03-28 Bin Cheng <bin.cheng@arm.com>
8065 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
8066 mark new edge's irreducible flag accordign to it.
8067 (vect_do_peeling): Check loop preheader edge's irreducible flag
8068 and pass it to function slpeel_add_loop_guard.
8070 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
8072 PR tree-optimization/80218
8073 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8074 Update block frequencies and counts.
8076 2017-03-28 Richard Biener <rguenther@suse.de>
8078 PR tree-optimization/78644
8079 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
8080 of a simplification result we may not use it at all.
8082 2017-03-28 Richard Biener <rguenther@suse.de>
8084 PR ipa/80205
8085 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
8086 without arguments, generate default definition of a SSA name.
8088 2017-03-28 Richard Biener <rguenther@suse.de>
8090 PR middle-end/80222
8091 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
8092 TYPE_REF_CAN_ALIAS_ALL references.
8093 * fold-const.c (fold_indirect_ref_1): Likewise.
8095 2017-03-28 Martin Liska <mliska@suse.cz>
8097 PR ipa/80104
8098 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
8099 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
8101 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
8102 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
8104 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
8105 (EXTRA_SPECS): Define.
8106 (SUBTARGET_EXTRA_SPECS): Likewise.
8107 (SUBTARGET_CPP_SPEC): Likewise.
8108 * config/arc/elf.h (EXTRA_SPECS): Renamed to
8109 SUBTARGET_EXTRA_SPECS.
8110 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
8112 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
8114 * config/arc/simdext.md (vst64_insn): Update pattern.
8115 (vld32wh_insn): Likewise.
8116 (vld32wl_insn): Likewise.
8117 (vld64_insn): Likewise.
8118 (vld32_insn): Likewise.
8120 2017-03-28 Marek Polacek <polacek@redhat.com>
8122 PR sanitizer/80067
8123 * fold-const.c (fold_comparison): Use protected_set_expr_location
8124 instead of SET_EXPR_LOCATION.
8126 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8128 * tree.c (add_expr): Avoid name lookup warning.
8130 2017-03-27 Jeff Law <law@redhat.com>
8132 PR tree-optimization/80216
8133 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
8134 function name. Limit recursion depth.
8135 (record_temporary_equivalences): Corresponding changes.
8137 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
8139 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
8140 covered first.
8142 2017-03-27 Jakub Jelinek <jakub@redhat.com>
8144 PR target/80102
8145 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
8146 notes.
8147 * cfgcleanup.c (reg_note_cfa_p): New array.
8148 (insns_have_identical_cfa_notes): New function.
8149 (old_insns_match_p): Don't cross-jump in between /f
8150 and non-/f instructions. If both i1 and i2 are frame related,
8151 verify all CFA notes, their order and content.
8153 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8155 PR target/78543
8156 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
8157 HImode and SImode with zero extend to DImode to one insn.
8158 (bswap<mode>2_extenddi): Likewise.
8159 (bswapsi2_extenddi): Likewise.
8160 (bswaphi2_extendsi): Likewise.
8161 (bswaphi2): Combine bswap HImode and SImode into one insn.
8162 Separate memory insns from swapping register.
8163 (bswapsi2): Likewise.
8164 (bswap<mode>2): Likewise.
8165 (bswaphi2_internal): Delete, no longer used.
8166 (bswapsi2_internal): Likewise.
8167 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
8168 store, and gpr<-gpr swap insns.
8169 (bswap<mode>2_store): Likewise.
8170 (bswaphi2_reg): Register only splitter, combine with the splitter.
8171 (bswaphi2 splitter): Likewise.
8172 (bswapsi2_reg): Likewise.
8173 (bswapsi2 splitter): Likewise.
8174 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
8175 the insns into load, store, and register/register insns.
8176 (bswapdi2_ldbrx): Likewise.
8177 (bswapdi2_load): Likewise.
8178 (bswapdi2_store): Likewise.
8179 (bswapdi2_reg): Likewise.
8181 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
8183 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
8184 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
8186 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
8188 PR target/80103
8189 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
8190 add comments.
8191 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8192 special handling for target option conflicts between dform
8193 options (-mpower9-dform, -mpower9-dform-vector,
8194 -mpower9-dform-scalar) and -mno-direct-move.
8196 2017-03-27 Richard Biener <rguenther@suse.de>
8198 PR tree-optimization/80181
8199 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
8201 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8203 * config/arc/predicates.md (move_double_src_operand): Replace the
8204 call to move_double_src_operand with a call to address_operand.
8206 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8208 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
8209 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
8210 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
8212 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8214 * config/arc/predicates.md (long_immediate_loadstore_operand):
8215 Consider scaled addresses cases.
8217 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
8219 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
8220 restored when in interrupt.
8221 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
8222 doesn't have delay slot.
8224 2017-03-27 Richard Biener <rguenther@suse.de>
8226 PR ipa/79776
8227 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
8228 inlined thunk clones.
8230 2017-03-27 Jakub Jelinek <jakub@redhat.com>
8232 PR sanitizer/80168
8233 * asan.c (instrument_derefs): Copy over last operand from
8234 original COMPONENT_REF to the new COMPONENT_REF with
8235 DECL_BIT_FIELD_REPRESENTATIVE.
8236 * ubsan.c (instrument_object_size): Likewise.
8238 2017-03-27 Richard Biener <rguenther@suse.de>
8240 PR tree-optimization/80170
8241 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
8242 sure DR/SCEV didnt fold in constants we do not see when looking
8243 at the reference base alignment.
8245 2017-03-27 Richard Biener <rguenther@suse.de>
8247 PR middle-end/80171
8248 * gimple-fold.c (fold_ctor_reference): Properly guard against
8249 NULL return value from canonicalize_constructor_val.
8251 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
8253 PR target/80180
8254 * config/i386/i386.c (ix86_expand_builtin)
8255 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
8256 flags reg setting and flags reg using instructions.
8257 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
8258 clobbering instructions to zero extend op2.
8260 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
8262 * doc/install.texi (Configuration) <--with-aix-soname>:
8263 Update link to AIX ld.
8265 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
8267 PR rtl-optimization/80160
8268 PR rtl-optimization/80159
8269 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
8270 reg_alternate_class into account.
8272 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
8274 PR target/80148
8275 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
8276 to consider in curr_insn_transform.
8278 2017-03-24 Jakub Jelinek <jakub@redhat.com>
8280 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
8281 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
8282 and emit_mode_inner.
8284 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8286 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
8287 argument to the overloaded builtin variants. Use the new flag to
8288 deprecate certain builtin variants.
8289 * config/s390/s390-builtin-types.def: Add new builtin types.
8290 * config/s390/s390-builtins.h: Support new flags field for
8291 overloaded builtins.
8292 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
8293 (s390_macro_to_expand): Enable vector float data type.
8294 (s390_cpu_cpp_builtins_internal): Indicate support of the new
8295 builtins by incrementing the __VEC__ version number.
8296 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
8297 vec_xst.
8298 (s390_resolve_overloaded_builtin): Emit error messages depending
8299 on the builtin flags.
8300 * config/s390/s390.c (s390_expand_builtin): Support additional
8301 flags argument. Change error message to match the messages
8302 emitted in s390-c.c.
8303 * config/s390/s390.md: New UNSPEC_* constants.
8304 (op_type): Add new instruction types.
8305 * config/s390/vecintrin.h: Add new builtins and test data class
8306 constants.
8307 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
8308 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
8309 (VEC_INEXACT, VEC_NOINEXACT): New constants.
8310 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
8311 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
8312 ("vec_mergel<mode>"): V_HW -> VEC_HW.
8314 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
8315 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
8316 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
8317 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
8319 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
8320 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
8321 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
8322 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
8324 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
8325 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
8326 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
8327 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
8328 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
8329 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
8330 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
8332 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
8333 ("vec_scatter_element<V_HW_4:mode>_DI")
8334 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
8335 ("vec_fpint<mode>", "vflls")
8336 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
8337 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
8338 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
8339 ("*vec_cmphe<mode>_cc"): ... these.
8341 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
8342 mode constant instead of magic value.
8344 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8346 * config/s390/s390.c (s390_expand_vec_compare): Support other
8347 vector floating point modes than just V2DF.
8348 (s390_expand_vcond): Likewise.
8349 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
8350 (s390_cannot_change_mode_class): Prevent mode changes between TF
8351 and V1TF in vector registers.
8352 * config/s390/s390.md (DF, SF): New mode attributes.
8353 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
8354 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
8355 SFmode support for VRs.
8356 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
8357 vector fp modes.
8358 (VFT, VF_HW): New mode iterators.
8359 (vw, sdx): New mode attributes.
8360 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
8361 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
8362 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
8363 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
8364 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
8365 also the new vector floating point modes. Renaming to ...
8367 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
8368 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
8369 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
8370 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
8371 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
8372 ("vec_unordered<mode>"): ... these.
8374 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
8375 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
8376 ("*vec_extendv2df"): New insn definitions.
8378 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8380 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
8381 ("mulditi3_2", "*muldi3_sign"): New patterns.
8382 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
8383 rename the pattern definition.
8385 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8387 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
8388 expander.
8389 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
8391 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8393 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
8394 instruction if possible.
8395 * config/s390/vector.md (vec_halfnumelts): New mode
8396 attribute.
8397 ("*vec_vllezlf<mode>"): New pattern.
8399 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8401 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
8402 ("popcountv4si2", "popcountv2di2"): Rename to ...
8403 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
8404 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
8405 condition.
8406 ("popcount<mode>2_vxe"): New pattern.
8408 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8410 * common/config/s390/s390-common.c (processor_flags_table): Add
8411 arch12.
8412 * config.gcc: Add arch12.
8413 * config/s390/driver-native.c (s390_host_detect_local_cpu):
8414 Default to arch12 for unknown CPU model numbers.
8415 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
8416 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
8417 PROCESSOR_max sanity check.
8418 * config/s390/s390-opts.h (enum processor_type): Add
8419 PROCESSOR_ARCH12.
8420 * config/s390/s390.c (processor_table): Add arch12.
8421 (s390_expand_builtin): Add check for B_VXE flag.
8422 (s390_issue_rate): Add PROCESSOR_ARCH12.
8423 (s390_get_sched_attrmask): Likewise.
8424 (s390_get_unit_mask): Likewise.
8425 (s390_sched_score): Enable z13 scheduling for arch12.
8426 (s390_sched_reorder): Likewise.
8427 (s390_sched_variable_issue): Likewise.
8428 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
8429 PF_VXE.
8430 (s390_tune_attr): Use z13 scheduling also for arch12.
8431 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
8432 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
8433 (TARGET_VXE_P): New macros.
8434 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
8435 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
8436 * config/s390/s390.opt: Add arch12 as processor_type.
8438 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8440 * config/s390/s390.md
8441 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8442 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
8443 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
8445 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
8446 Rename expanders to ...
8448 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
8449 ("fixuns_truncdddi2_emu"): ... these.
8451 ("fixuns_trunc<mode>si2_emu"): New expander.
8453 ("*fixuns_truncdfdi2_z13"): Rename to ...
8454 ("*fixuns_truncdfdi2_vx"): ... this.
8456 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8458 * config/s390/2964.md: Remove the single element vector compare
8459 instructions which are no longer used.
8460 * config/s390/s390.c (s390_select_ccmode): Remove handling of
8461 vector CCmodes.
8462 (s390_canonicalize_comparison): Remove handling of DFmode
8463 compares.
8464 (s390_expand_vec_compare_scalar): Remove function.
8465 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
8466 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
8467 pattern.
8468 ("*cmp<mode>_ccs"): Add wfcdb instruction.
8470 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8472 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
8473 FP zero.
8474 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
8475 will anyway by matched by mov<mode>_64dfp.
8477 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8479 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
8480 vlef/vstef. Add missing operand to vleif.
8482 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8484 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
8485 pair for all vector types with 64 bit elements.
8486 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
8487 * config/s390/vector.md (V_HW_64): ... here.
8488 (V_128_NOSINGLE): New mode iterator.
8489 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
8490 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
8491 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
8492 ("*vec_load_pairv2di"): Change to ...
8493 ("*vec_load_pair<mode>"): ... this one.
8495 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8497 * config/s390/constraints.md: Add comments.
8498 (jKK): Reject element sizes > 8 bytes.
8499 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
8500 s_operands.
8501 * config/s390/s390.md: Add the s_operand checks formerly in
8502 s390_split_ok_p to various splitters where they are still
8503 required.
8504 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
8505 for 128 bit vectors. Plus two splitters.
8507 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8509 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
8510 the file.
8512 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8514 PR target/79893
8515 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
8516 error if the boundary argument is not constant.
8518 2017-03-24 Jakub Jelinek <jakub@redhat.com>
8520 PR rtl-optimization/80112
8521 * loop-doloop.c (doloop_condition_get): Don't check condition
8522 if cmp isn't SET with IF_THEN_ELSE src.
8524 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8526 PR tree-optimization/80158
8527 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
8528 replacing a candidate statement, also replace it for the
8529 candidate's alternate interpretation.
8530 (replace_rhs_if_not_dup): Likewise.
8531 (replace_one_candidate): Likewise.
8533 2017-03-24 Richard Biener <rguenther@suse.de>
8535 PR tree-optimization/80167
8536 * graphite-isl-ast-to-gimple.c
8537 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
8538 properly.
8539 (translate_isl_ast_to_gimple::get_rename): Likewise.
8541 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
8543 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
8544 handling of certain combinations of target options, including the
8545 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
8546 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
8548 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8550 PR target/71436
8551 * config/arm/arm.md (*load_multiple): Add reload_completed to
8552 matching condition.
8554 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8555 Richard Biener <rguenth@suse.de>
8557 PR tree-optimization/79908
8558 PR tree-optimization/80136
8559 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8560 been cast away, gimplify_and_add suffices.
8562 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
8564 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
8566 2017-03-23 Richard Biener <rguenther@suse.de>
8568 PR tree-optimization/80032
8569 * gimplify.c (gimple_push_cleanup): Forced unconditional
8570 cleanups still have to go to the conditional_cleanups
8571 sequence.
8573 2017-03-22 Jakub Jelinek <jakub@redhat.com>
8575 PR tree-optimization/80072
8576 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
8577 to unsigned int.
8578 (next_operand_entry_id): Change type to unsigned int.
8579 (sort_by_operand_rank): Make sure to return the right return value
8580 even if unsigned fields are bigger than INT_MAX.
8581 (struct oecount): Change cnt and id type to unsigned int.
8582 (oecount_hasher::equal): Formatting fix.
8583 (oecount_cmp): Make sure to return the right return value
8584 even if unsigned fields are bigger than INT_MAX.
8585 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
8587 PR c++/80129
8588 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
8589 TREE_READONLY on result if writing it more than once.
8591 PR sanitizer/80110
8592 * doc/invoke.texi (-fsanitize=thread): Document that with
8593 -fnon-call-exceptions atomics are not able to throw
8594 exceptions.
8596 PR sanitizer/80110
8597 * tsan.c: Include tree-eh.h.
8598 (instrument_builtin_call): Call maybe_clean_eh_stmt or
8599 maybe_clean_or_replace_eh_stmt where needed.
8600 (instrument_memory_accesses): Add cfg_changed argument.
8601 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
8602 if it returned true.
8603 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
8605 PR rtl-optimization/63191
8606 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
8607 wrapper function, moved the whole old content into ...
8608 (ix86_delegitimize_address_1): ... this. New inline function.
8609 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
8610 true as last argument instead of ix86_delegitimize_address.
8612 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
8614 * config/aarch64/aarch64.c (generic_branch_cost): Copy
8615 cortexa57_branch_cost.
8617 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
8619 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
8621 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8623 PR target/80123
8624 * doc/md.texi (Constraints): Document wA constraint.
8625 * config/rs6000/constraints.md (wA): New.
8626 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
8627 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
8628 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
8629 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
8631 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
8633 PR c++/80029
8634 * gimplify.c (is_oacc_declared): New function.
8635 (oacc_default_clause): Use it to set default flags for acc declared
8636 variables inside parallel regions.
8637 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
8638 declared variables.
8639 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
8640 declare attribute to any decl as necessary.
8642 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
8644 PR target/80082
8645 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
8646 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
8647 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
8648 (arm_arch_lpae): This.
8649 * config/arm/arm.c (arm_arch7ve): Rename into ...
8650 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
8651 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
8652 arm_arch_lpae.
8654 2017-03-22 Martin Liska <mliska@suse.cz>
8656 PR target/79906
8657 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
8658 error message instead of an ICE.
8660 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8662 * doc/extend.texi (6.11 Additional Floating Types): Revise.
8664 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8666 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
8667 comments.
8668 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8669 comments.
8671 2017-03-21 Martin Sebor <msebor@redhat.com>
8673 * doc/extend.texi: Use "cannot" instead of "can't."
8674 * doc/hostconfig.texi: Same.
8675 * doc/install.texi: Same.
8676 * doc/invoke.texi: Same.
8677 * doc/loop.texi: Same.
8678 * doc/md.texi: Same.
8679 * doc/objc.texi: Same.
8680 * doc/rtl.texi: Same.
8681 * doc/tm.texi: Same.
8682 * doc/tm.texi.in: Same.
8683 * doc/trouble.texi: Same.
8685 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
8687 PR debug/63238
8688 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
8689 (collect_checksum_attributes): Set it.
8690 (die_checksum_ordered): Use it.
8692 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8694 PR tree-optimization/79908
8695 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
8696 change: For a VA_ARG whose LHS has been cast away, use
8697 force_gimple_operand to construct the side effects.
8699 2017-03-21 David Malcolm <dmalcolm@redhat.com>
8701 PR translation/80001
8702 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
8703 more amenable to translation.
8704 (oacc_loop_auto_partitions): Likewise.
8706 2017-03-21 Marek Polacek <polacek@redhat.com>
8707 Martin Sebor <msebor@redhat.com>
8709 PR tree-optimization/80109
8710 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
8711 on INTEGRAL_TYPE_P.
8713 2017-03-21 Jakub Jelinek <jakub@redhat.com>
8714 Segher Boessenkool <segher@kernel.crashing.org>
8716 PR target/80125
8717 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
8718 check reg_used_between_p between insn and one of succ or succ2
8719 depending on if succ is artificial insn not inserted into insn
8720 stream.
8722 2017-03-21 Martin Liska <mliska@suse.cz>
8724 PR gcov-profile/80081
8725 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
8726 * doc/gcc.texi: Include gcov-dump stuff.
8727 * doc/gcov-dump.texi: New file.
8729 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
8731 PR rtl-optimization/79150
8732 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
8733 conditional jump, if the jump is the last insn of the loop.
8735 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8736 Richard Biener <rguenth@suse.de>
8738 PR tree-optimization/79908
8739 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8740 been cast away, use force_gimple_operand to construct the side
8741 effects.
8743 2017-03-21 Martin Liska <mliska@suse.cz>
8745 PR libfortran/79956
8746 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
8747 to NULL.
8749 2017-03-21 Brad Spengler <spender@grsecurity.net>
8751 PR plugins/80094
8752 * plugin.c (htab_hash_plugin): New function.
8753 (add_new_plugin): Use it and adjust.
8754 (parse_plugin_arg_opt): Adjust.
8755 (init_one_plugin): Likewise.
8757 2017-03-21 Richard Biener <rguenther@suse.de>
8759 PR tree-optimization/80032
8760 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
8761 if set force the cleanup to happen unconditionally.
8762 (gimplify_target_expr): Push inserted clobbers with force_uncond
8763 to avoid them being removed by control-dependent DCE.
8765 2017-03-21 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/80122
8768 * tree-inline.c (copy_bb): Do not expans va-arg packs or
8769 va_arg_pack_len when the inlined call stmt requires pack
8770 expansion itself.
8771 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
8773 2017-03-21 Jakub Jelinek <jakub@redhat.com>
8775 PR sanitizer/78158
8776 * tsan.c (instrument_builtin_call): If the memory model argument
8777 is not a constant, assume it is valid.
8779 PR c/67338
8780 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
8781 avoid UB.
8783 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
8785 PR rtl-optimization/79910
8786 * combine.c (can_combine_p): Do not allow combining an I0 or I1
8787 if its dest is used by an insn before I2 (other than the combined
8788 insns themselves, which are properly handled already).
8790 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
8792 Revert:
8793 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
8795 * combine.c (record_used_regs): New static function.
8796 (try_combine): Handle situations where there is an additional
8797 instruction between I2 and I3 which needs to have a LOG_LINK
8798 updated.
8800 Revert:
8801 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
8803 * combine.c (try_combine): Delete redundant i1 test. Call
8804 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8806 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8808 PR target/80083
8809 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
8810 alternatives 13/14.
8812 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8814 PR tree-optimization/80054
8815 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
8816 the optimization if a PHI or any of its arguments is not dominated
8817 by the candidate's basis. Use gphi* rather than gimple* as
8818 appropriate.
8819 (replace_profitable_candidates): Clean up a gimple* variable that
8820 should be a gphi* variable.
8822 2017-03-20 Martin Sebor <msebor@redhat.com>
8824 PR c++/52477
8825 * doc/extend.texi (attribute constructor): Document present limitation.
8827 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
8829 PR target/79963
8830 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
8831 __POWER9_VECTOR__ #ifdef control, change template definition to
8832 use Power9-specific built-in function.
8833 (vec_any_eq): Likewise.
8834 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
8835 to control outcomes from this test.
8836 (vector_ae_<mode>p): For VEC_F modes, likewise.
8838 2017-03-20 Ian Lance Taylor <iant@google.com>
8840 * config/i386/i386.c (ix86_function_regparm): Save an extra
8841 register for -fsplit-stack with DECL_STATIC_CHAIN.
8843 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8845 PR target/79912
8846 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
8847 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
8849 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
8851 * config/riscv/riscv.c (riscv_print_operand): Use "fence
8852 iorw,ow".
8853 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
8854 iorw,iorw".
8856 2017-03-20 Marek Polacek <polacek@redhat.com>
8858 PR sanitizer/80063
8859 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
8861 2017-03-20 Richard Biener <rguenther@suse.de>
8863 PR tree-optimization/80113
8864 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
8865 allocate extra SSA name for PHI def.
8866 (add_close_phis_to_outer_loops): Likewise.
8867 (add_close_phis_to_merge_points): Likewise.
8868 (copy_loop_close_phi_args): Likewise.
8869 (copy_cond_phi_nodes): Likewise.
8871 2017-03-20 Martin Liska <mliska@suse.cz>
8873 PR middle-end/79753
8874 * tree-chkp.c (chkp_build_returned_bound): Do not build
8875 returned bounds for a LHS that's not a BOUNDED_P type.
8877 2017-03-20 Martin Liska <mliska@suse.cz>
8879 PR target/79769
8880 PR target/79770
8881 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
8882 COMPLEX_CST and VECTOR_CST.
8884 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8886 PR target/78857
8887 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
8888 target operand. A new splitter adds the clobber statement in case
8889 the target operand is dead anyway.
8891 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
8893 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
8894 to age-old versions of binutils and glibc.
8896 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
8898 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
8900 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
8902 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
8904 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
8906 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
8907 requirement for binutils 2.13.
8909 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
8911 * combine.c (try_combine): Delete redundant i1 test. Call
8912 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8914 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
8916 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
8917 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
8918 contents.
8919 <riscv64-*-elf>: Re-arrange section
8920 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
8921 <riscv32-*-linux>: Likewise.
8922 <riscv64-*-elf>: Likewise
8923 <riscv64-*-linux>: Likewise.
8925 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
8927 PR target/80052
8928 * aarch64.opt(verbose-cost-dump): Fix typo.
8930 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
8932 PR target/79951
8933 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
8934 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
8936 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
8938 * reload.c (find_reloads): When reloading a nonoffsettable address,
8939 use RELOAD_OTHER for it and its address reloads.
8941 PR rtl-optimization/79910
8942 * combine.c (record_used_regs): New static function.
8943 (try_combine): Handle situations where there is an additional
8944 instruction between I2 and I3 which needs to have a LOG_LINK
8945 updated.
8947 2017-03-17 Jeff Law <law@redhat.com>
8949 PR tree-optimization/71437
8950 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
8951 conditional in the hash table first.
8952 (vrp_dom_walker::before_dom_children): Extract condition from
8953 ASSERT_EXPR. Record condition, its inverion and any implied
8954 conditions as well.
8956 2017-03-17 Marek Polacek <polacek@redhat.com>
8957 Markus Trippelsdorf <markus@trippelsdorf.de>
8959 PR tree-optimization/80079
8960 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
8961 m_stores_head.
8963 2017-03-17 Richard Biener <rguenther@suse.de>
8965 PR middle-end/80075
8966 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
8967 Properly verify the LHS before the RHS possibly claims to be
8968 handled.
8969 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
8970 do not throw.
8972 2017-03-17 Martin Jambor <mjambor@suse.cz>
8974 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
8975 (List of -O2 options): Likewise.
8976 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
8977 (-fipa-vrp) New.
8979 2017-03-17 Tom de Vries <tom@codesourcery.com>
8981 * gcov-dump.c (print_usage): Print bug_report_url.
8983 2017-03-17 Richard Biener <rguenther@suse.de>
8985 PR middle-end/80050
8986 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
8987 (parser::peek): Likewise.
8989 2017-03-17 Richard Biener <rguenther@suse.de>
8991 PR tree-optimization/80048
8992 * sese.c (free_sese_info): Properly release rename_map and
8993 copied_bb_map elements.
8995 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
8997 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
8998 Add linked-list forward and backlinks. Insert on
8999 construction, remove on destruction.
9000 (class pass_store_merging): Add m_stores_head field.
9001 (pass_store_merging::terminate_and_process_all_chains):
9002 Iterate over m_stores_head list.
9003 (pass_store_merging::terminate_all_aliasing_chains):
9004 Likewise.
9005 (pass_store_merging::execute): Check for debug stmts first.
9006 Push new chains onto the m_stores_head stack.
9008 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
9010 PR target/71294
9011 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
9012 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
9013 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
9015 2017-03-16 Jeff Law <law@redhat.com>
9017 PR tree-optimization/71437
9018 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
9019 member function. Implementation moved into after_dom_children
9020 member function and into the threader's thread_outgoing_edges
9021 function.
9022 (dom_opt_dom_walker::after_dom_children): Simplify by moving
9023 some code into new thread_outgoing_edges.
9024 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
9025 definition. Simplify marker handling (do it here). Assume we always
9026 have the available expression and the const/copies tables.
9027 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
9028 and tree-vrp.c
9029 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
9030 * tree-vrp.c (equiv_stack): No longer file scoped.
9031 (vrp_dom_walker): New class.
9032 (vrp_dom_walker::before_dom_children): New member function.
9033 (vrp_dom_walker::after_dom_children): Likewise.
9034 (identify_jump_threads): Setup domwalker. Use it rather than
9035 walking edges in a random order by hand. Simplify setup/finalization.
9036 (finalize_jump_threads): Remove.
9037 (vrp_finalize): Do not call identify_jump_threads here.
9038 (execute_vrp): Do it here instead and call thread_through_all_blocks
9039 here too.
9041 PR tree-optimization/71437
9042 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
9043 callers changed.
9044 (simplify_stmt_for_jump_threading): Add basic_block argument. All
9045 callers changed.
9046 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
9047 (dom_opt_dom_walker::thread_across_edge): Remove
9048 handle_dominating_asserts argument. All callers changed.
9049 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
9050 changes. Remove calls to lhs_of_dominating_assert. Other
9051 uses of handle_dominating_asserts turn into unconditional code
9052 (simplify_control_stmt_condition_1): Likewise.
9053 (simplify_control_stmt_condition): Likewise.
9054 (thread_through_normal_block, thread_across_edge): Likewise.
9055 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
9056 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
9057 object if it is not an SSA_NAME.
9058 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
9059 before calling into the VRP specific simplifiers.
9060 (identify_jump_threads): Remove handle_dominating_asserts
9061 argument.
9063 2017-03-16 Jakub Jelinek <jakub@redhat.com>
9065 PR fortran/79886
9066 * tree-diagnostic.c (default_tree_printer): No longer static.
9067 * tree-diagnostic.h (default_tree_printer): New prototype.
9069 2017-03-16 Tamar Christina <tamar.christina@arm.com>
9071 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
9072 Change ins into fmov.
9074 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9076 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
9077 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
9078 Use h_con constraint for operand 1.
9079 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9080 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
9082 2017-03-15 Jeff Law <law@redhat.com>
9084 PR tree-optimization/71437
9085 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
9086 (record_temporary_equivalences): Use it.
9088 PR tree-optimization/71437
9089 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
9090 tree-ssa-scopedtables.
9091 (lookup_avail_expr, build_and_record_new_cond): Likewise.
9092 (record_conditions, record_cond, vuse_eq): Likewise.
9093 (record_edge_info): Adjust to API tweak of record_conditions.
9094 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
9095 (record_temporary_equivalences, optimize_stmt): Likewise.
9096 (eliminate_redundant_computations): Likewise.
9097 (record_equivalences_from_stmt): Likewise.
9098 * tree-ssa-scopedtables.c: Include options.h and params.h.
9099 (vuse_eq): New function, moved from tree-ssa-dom.c
9100 (build_and_record_new_cond): Likewise.
9101 (record_conditions): Likewise. Accept vector of conditions rather
9102 than edge_equivalence structure for first argument.
9103 for the first argument.
9104 (avail_exprs_stack::lookup_avail_expr): New member function, moved
9105 from tree-ssa-dom.c.
9106 (avail_exprs_stack::record_cond): Likewise.
9107 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
9108 from tree-ssa-dom.c.
9109 (avail_exprs_stack): Add new member functions lookup_avail_expr
9110 and record_cond.
9111 (record_conditions): Declare.
9113 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
9115 PR target/80017
9116 * lra-constraints.c (process_alt_operands): Increase reject for
9117 reloading an input/output operand.
9119 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9121 PR target/79038
9122 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
9123 insns to convert from signed/unsigned char/short to IEEE 128-bit
9124 floating point.
9125 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
9127 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
9129 PR target/80019
9130 * config/i386/i386.c (ix86_vector_duplicate_value): Create
9131 subreg of inner mode for values already in registers.
9133 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
9135 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
9136 iteration reg is used after the loop.
9138 2017-03-14 Martin Sebor <msebor@redhat.com>
9140 PR tree-optimization/79800
9141 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
9142 precision in negative-positive range.
9143 (format_floating): Call non-const overload with adjusted precision.
9145 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9147 PR target/79947
9148 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
9149 -mpowerpc-gfxopt.
9151 2017-03-14 Martin Sebor <msebor@redhat.com>
9153 PR middle-end/80020
9154 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
9155 * builtins.def (aligned_alloc): Use it.
9157 PR c/79936
9158 * Makefile.in (GTFILES): Add calls.c.
9159 * calls.c: Include "gt-calls.h".
9161 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
9163 PR rtl-optimization/79728
9164 * regs.h (struct target_regs): New field
9165 x_contains_allocatable_regs_of_mode.
9166 (contains_allocatable_regs_of_mode): New macro.
9167 * reginfo.c (init_reg_sets_1): Initialize it, and change
9168 contains_reg_of_mode so it includes global regs as well.
9169 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
9170 rather than contains_regs_of_mode.
9172 2017-03-14 Martin Liska <mliska@suse.cz>
9174 * doc/invoke.texi: Document options that can't be combined with
9175 -fcheck-pointer-bounds.
9177 2017-03-14 Martin Liska <mliska@suse.cz>
9179 PR middle-end/79831
9180 * doc/invoke.texi (-Wchkp): Document the option.
9182 2017-03-14 Martin Liska <mliska@suse.cz>
9184 * Makefile.in: Install gcov-dump.
9186 2017-03-14 Martin Liska <mliska@suse.cz>
9188 * multiple_target.c (expand_target_clones): Bail out for
9189 an invalid attribute.
9191 2017-03-14 Richard Biener <rguenther@suse.de>
9193 * alias.c (struct alias_set_entry): Pack properly.
9194 * cfgloop.h (struct loop): Likewise.
9195 * cse.c (struct set): Likewise.
9196 * ipa-utils.c (struct searchc_env): Likewise.
9197 * loop-invariant.c (struct invariant): Likewise.
9198 * lra-remat.c (struct cand): Likewise.
9199 * recog.c (struct change_t): Likewise.
9200 * rtl.h (struct address_info): Likewise.
9201 * symbol-summary.h (function_summary): Likewise.
9202 * tree-loop-distribution.c (struct partition): Likewise.
9203 * tree-object-size.c (struct object_size_info): Likewise.
9204 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
9205 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
9206 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
9207 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
9208 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
9209 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
9210 (struct _stmt_vec_info): Likewise.
9212 2017-03-14 Martin Liska <mliska@suse.cz>
9214 PR target/79892
9215 * multiple_target.c (create_dispatcher_calls): Check that
9216 a target can create a function dispatcher.
9218 2017-03-14 Martin Liska <mliska@suse.cz>
9220 PR lto/66295
9221 * multiple_target.c (expand_target_clones): Drop local.local
9222 flag for default implementation.
9224 2017-03-14 Richard Biener <rguenther@suse.de>
9226 PR tree-optimization/80030
9227 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
9229 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
9231 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
9232 gcc_fallthrough() instead of __attribute__((fallthrough));
9234 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
9236 * doc/gcc.texi: Remove "up" link to (DIR).
9237 * doc/gccint.texi: Ditto.
9239 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
9241 * doc/install.texi (Specific) <avr>: Remove reference to
9242 binutils 2.13.
9244 2017-03-13 Jeff Law <law@redhat.com>
9246 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
9247 attribute rather than comments.
9249 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
9250 match_scratch operand is highest.
9252 2017-03-13 Martin Liska <mliska@suse.cz>
9254 PR middle-end/78339
9255 * ipa-pure-const.c (warn_function_noreturn): If the declarations
9256 is a CHKP clone, use original declaration.
9258 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9260 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
9261 (arc_conditional_register_usage): Use a different allocation order
9262 when optimizing for size.
9263 * common/config/arc/arc-common.c (arc_option_optimization_table):
9264 Section anchors default on when optimizing for size.
9266 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9268 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
9270 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9272 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
9273 * config/arc/arc.md (cpu_facility): Add cd variant.
9274 (*movqi_insn): Add code density variant.
9275 (*movhi_insn): Likewise.
9276 (*movqi_insn): Likewise.
9277 (*addsi3_mixed): Likewise.
9278 (subsi3_insn): Likewise.
9280 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9282 * config/arc/arc.md (movsi_cond_exec): Update constraint.
9284 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
9286 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
9287 expressions with MINUS and UNARY ops.
9289 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9291 PR target/79911
9292 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
9293 Rename to...
9294 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
9295 between vec_select and vector argument.
9296 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
9297 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
9298 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
9299 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
9300 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
9301 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
9303 2017-03-13 Richard Biener <rguenther@suse.de>
9305 PR other/79991
9306 * params.def (vect-max-peeling-for-alignment): Fix typo.
9308 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9310 * doc/install.texi (Specific) <mips-*-*>: Remove description of
9311 issue that only occurred with binutils below 2.18.
9313 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9315 * doc/install.texi (Specific) <cris-axis-elf>: No longer
9316 refer to binutils 2.11/2.12 minimum.
9318 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
9320 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
9321 ftp.kernel.org and simplify binutils requirement.
9323 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
9325 * doc/invoke.texi (Warning Options): Fix spelling of link-time
9326 optimization.
9327 (Optimize Options): Ditto. Also remove redundancy.
9329 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9331 PR translation/79848
9332 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
9333 "%qs".
9334 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
9335 to G_ to avoid double translation.
9337 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9339 PR translation/79923
9340 * auto-profile.c (get_combined_location): Convert leading
9341 character of diagnostics to lower case and remove trailing period.
9342 (read_profile): Likewise for various diagnostics.
9343 * config/arm/arm.c (arm_option_override): Remove trailing period
9344 from various diagnostics.
9345 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
9346 (msp430_expand_delay_cycles): Likewise.
9348 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9350 PR target/79925
9351 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
9352 full command-line argument, rather than just "str".
9353 (aarch64_validate_march): Likewise.
9354 (aarch64_validate_mtune): Likewise.
9356 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
9358 PR rtl-optimization/78911
9359 * lra-assigns.c (must_not_spill_p): New function.
9360 (spill_for): Use it.
9362 2017-03-10 Jakub Jelinek <jakub@redhat.com>
9364 PR tree-optimization/79981
9365 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
9366 ATOMIC_COMPARE_EXCHANGE ifn result.
9367 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
9368 IFN_ATOMIC_COMPARE_EXCHANGE.
9370 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9372 PR driver/79875
9373 * opts.c (parse_sanitizer_options): Add missing question mark to
9374 "did you mean" message.
9376 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9378 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
9379 built-in.
9380 (VMULEUH_UNS): Likewise.
9381 (VMULOUB_UNS): Likewise.
9382 (VMULOUH_UNS): Likewise.
9383 * config/rs6000/rs6000.c (builtin_function_type): Remove
9384 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
9386 2017-03-10 David Malcolm <dmalcolm@redhat.com>
9388 PR bootstrap/79952
9389 * read-rtl-function.c (function_reader::read_rtx_operand): Update
9390 x with result of extra_parsing_for_operand_code_0.
9391 (function_reader::extra_parsing_for_operand_code_0): Convert
9392 return type from void to rtx, returning x. When reading
9393 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
9394 larger size containing struct block_symbol.
9396 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
9398 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
9399 -mfloat128-hardware without -m64.
9401 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
9403 PR target/79941
9404 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
9405 entries to the case statement that marks unsigned arguments to
9406 overloaded functions.
9408 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
9410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
9411 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
9413 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
9415 PR target/79907
9416 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
9417 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
9419 2017-03-10 Martin Liska <mliska@suse.cz>
9421 PR target/65705
9422 PR target/69804
9423 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
9424 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
9425 FIELD != NULL.
9427 2017-03-10 Olivier Hainque <hainque@adacore.com>
9429 * tree-switch-conversion (array_value_type): Start by resetting
9430 candidate type to it's main variant.
9432 2017-03-10 Jakub Jelinek <jakub@redhat.com>
9434 PR rtl-optimization/79909
9435 * combine.c (try_combine): Use simplify_replace_rtx on individual
9436 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
9437 of the whole CALL_INSN_FUNCTION_USAGE.
9439 PR tree-optimization/79972
9440 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
9441 get_range_info on SSA_NAMEs. Formatting fixes.
9443 2017-03-10 Richard Biener <rguenther@suse.de>
9444 Jakub Jelinek <jakub@redhat.com>
9446 PR tree-optimization/77975
9447 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
9448 edge to be constant.
9449 (get_val_for): For constant x return it. Formatting fix.
9450 (loop_niter_by_eval): Avoid pointless looping if the next iteration
9451 would use the same bases as the current one.
9453 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9455 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
9456 instead of vec_select for V1TImode.
9457 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
9458 longer needed.
9459 (VSX_LE_128): Add V1TI to this mode iterator.
9460 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
9461 (*vsx_le_perm_store_<mode>): Likewise.
9462 (pre-reload splitter for VSX stores): Likewise.
9463 (post-reload splitter for VSX stores): Likewise.
9464 (*vsx_xxpermdi2_le_<mode>): Likewise.
9465 (*vsx_lxvd2x2_le_<mode>): Likewise.
9466 (*vsx_stxvd2x2_le_<mode>): Likewise.
9468 2017-03-09 Michael Eager <eager@eagercon.com>
9470 Correct failures with --enable-checking=yes,rtl.
9472 * config/microblaze/microblaze.c (microblaze_expand_shift):
9473 Replace GET_CODE test with CONST_INT_P and INTVAL test with
9474 test for const0_rtx.
9475 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
9476 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
9478 2017-03-09 Richard Biener <rguenther@suse.de>
9480 PR tree-optimization/79977
9481 * graphite-scop-detection.c (scop_detection::merge_sese):
9482 Handle the case of extra exits to blocks dominating the entry.
9484 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
9486 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
9487 Document rdynamic.
9489 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
9491 PR rtl-optimization/79949
9492 * lra-constraints.c (process_alt_operands): Check memory when
9493 trying to predict a cycle. Print about the overall increase.
9495 2017-03-09 Richard Biener <rguenther@suse.de>
9497 PR middle-end/79971
9498 * gimple-expr.c (useless_type_conversion_p): Preserve
9499 TYPE_SATURATING for fixed-point types.
9501 2017-03-09 Richard Biener <rguenther@suse.de>
9503 PR ipa/79970
9504 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
9505 alignment of BLKmode params.
9507 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9509 PR target/79913
9510 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
9511 (VALL_NO_V2Q): Likewise.
9512 (VDQF_DF): Delete.
9513 * config/aarch64/aarch64-simd.md
9514 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
9515 iterator.
9516 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
9517 VALL_NO_V2Q mode iterator.
9518 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
9520 2017-03-09 Martin Liska <mliska@suse.cz>
9522 PR tree-optimization/79631
9523 * tree-chkp-opt.c (chkp_is_constant_addr): Call
9524 tree_int_cst_sign_bit just for INTEGER constants.
9526 2017-03-09 Martin Liska <mliska@suse.cz>
9528 PR target/65705
9529 PR target/69804
9530 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
9531 sanitizers.
9533 2017-03-09 Marek Polacek <polacek@redhat.com>
9535 PR c++/79672
9536 * tree.c (inchash::add_expr): Handle TREE_VEC.
9538 2017-03-09 Martin Liska <mliska@suse.cz>
9540 PR ipa/79764
9541 (chkp_narrow_size_and_offset): New function.
9542 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
9543 (void chkp_parse_bit_field_ref): New function.
9544 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
9545 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
9547 2017-03-09 Martin Liska <mliska@suse.cz>
9549 PR ipa/79761
9550 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
9551 (chkp_find_bounds_1): Remove gcc_unreachable.
9553 2017-03-09 Jakub Jelinek <jakub@redhat.com>
9555 PR sanitizer/79944
9556 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
9557 BUILT_IN_SYNC*, determine the access type from the size suffix and
9558 always build a MEM_REF with that type. Handle forgotten
9559 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
9561 PR target/79932
9562 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
9563 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
9564 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
9565 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
9566 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
9567 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
9568 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
9569 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
9570 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
9571 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
9572 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
9573 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
9574 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
9575 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
9576 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
9577 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
9578 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
9579 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
9580 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
9581 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
9582 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
9583 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
9584 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
9585 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
9586 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
9587 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
9588 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
9589 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
9590 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
9591 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
9592 definitions outside of __OPTIMIZE__ guarded section.
9594 PR target/79932
9595 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
9596 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
9597 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
9598 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
9599 guarded section.
9601 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9603 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
9604 ("vfenez<mode>"): Add missing constraints.
9606 2017-03-08 Martin Sebor <msebor@redhat.com>
9608 PR target/79928
9609 * config/nds32/nds32.c (nds32_option_override):
9610 Fix misspelled diagnostic.
9612 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9614 PR c/79940
9615 * gimplify.c (gimplify_omp_for): Replace index var in outer
9616 taskloop statement with an artificial variable and add
9617 OMP_CLAUSE_PRIVATE clause for it.
9619 2017-03-08 Richard Biener <rguenther@suse.de>
9621 PR tree-optimization/79955
9622 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
9623 for accesses that are completely outside of the variable.
9625 2017-03-08 Andrew Haley <aph@redhat.com>
9627 PR tree-optimization/79943
9628 * tree-ssa-loop-split.c (compute_new_first_bound): When
9629 calculating the new upper bound, (END-BEG) should be added, not
9630 subtracted.
9632 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9634 * config/avr/avr.md (setmemhi): Make sure match_dup
9635 operand number comes before match_scratch.
9637 2017-03-08 Richard Biener <rguenther@suse.de>
9639 PR tree-optimization/79920
9640 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
9641 with ncopies == 1 to ...
9642 (vect_transform_slp_perm_load): ... here. Properly compute
9643 all element loads by iterating VF times over the group. Do
9644 not handle ncopies (computed in a broken way) in
9645 vect_create_mask_and_perm.
9647 2017-03-08 Jakub Jelinek <jakub@redhat.com>
9649 PR sanitizer/79904
9650 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
9651 is a uniform vector, use uniform_vector_p return value instead of
9652 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
9654 2017-03-07 Marek Polacek <polacek@redhat.com>
9656 PR middle-end/79809
9657 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
9658 (alloca_call_type): Likewise.
9660 2017-03-07 Martin Liska <mliska@suse.cz>
9662 * gcov.c (process_args): Put comment to correct location.
9664 2017-03-07 Martin Liska <mliska@suse.cz>
9666 PR middle-end/68270
9667 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
9668 Use array_at_struct_end_p instead of DECL_CHAIN (field).
9669 (chkp_narrow_bounds_for_field): Likewise.
9670 (chkp_parse_array_and_component_ref): Pass one more argument to
9671 call.
9673 2017-03-07 Richard Biener <rguenther@suse.de>
9675 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
9676 preheaders.
9678 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
9680 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
9681 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
9683 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9685 PR c/79855
9686 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
9687 to end of description.
9688 (PARAM_MAX_STORES_TO_MERGE): Likewise.
9690 2017-03-07 Jakub Jelinek <jakub@redhat.com>
9692 PR rtl-optimization/79901
9693 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
9694 ...
9695 (*avx512f_<code><mode>3<mask_name>): ... this.
9696 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
9697 iterator instead of VI8_AVX2_AVX512BW.
9699 PR rtl-optimization/79901
9700 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
9701 min/max expander, expand it using expand_vec_cond_expr.
9703 PR sanitizer/79897
9704 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
9705 temporary.
9707 2017-03-06 Jakub Jelinek <jakub@redhat.com>
9709 PR c++/79821
9710 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
9711 to void * for PCH reasons.
9712 * dwarf2out.c (output_loc_operands, output_die): Cast
9713 v.val_vec.array to unsigned char *.
9715 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
9717 PR target/77850
9718 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
9719 vector types.
9721 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
9723 PR rtl-optimization/79571
9724 * lra-constraints.c (process_alt_operands): Calculate static
9725 reject and subtract it from overall when only addresses will be
9726 reloaded.
9728 2017-03-06 Julia Koval <julia.koval@intel.com>
9730 PR target/79793
9731 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
9732 incoming stack boundary to 128 for 64-bit targets.
9734 2017-03-06 Richard Biener <rguenther@suse.de>
9736 PR tree-optimization/79894
9737 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
9738 to NULL after folding it.
9740 2017-03-06 Richard Biener <rguenther@suse.de>
9742 PR tree-optimization/79824
9743 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
9744 check disabling peeling for gaps.
9746 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
9748 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
9749 attributes): Document gettimeofday.
9751 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
9753 * config/s390/s390.c (s390_option_override_internal): Set
9754 PARAM_MIN_VECT_LOOP_BOUND
9756 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
9758 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
9759 * config/s390/s390.md: Likewise.
9761 2017-03-06 Jakub Jelinek <jakub@redhat.com>
9763 PR target/79812
9764 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
9765 (<avx2_avx512>_perm<mode>): Rename to ...
9766 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
9767 of VI8F_256_512.
9768 (<avx512>_perm<mode>_mask): Rename to ...
9769 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
9770 of VI8F_256_512.
9771 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
9772 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
9773 instead of VI8F_256_512.
9774 (avx512f_perm<mode>): New define_expand.
9775 (avx512f_perm<mode>_mask): Likewise.
9776 (avx512f_perm<mode>_1<mask_name>): New define_insn.
9777 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
9779 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9781 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
9782 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
9783 if_then_else.
9784 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
9786 2017-03-06 Martin Liska <mliska@suse.cz>
9788 PR sanitize/79783
9789 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
9790 when having a SSA NAME w/o VAR_DECL assigned to it.
9792 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9794 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
9795 msa_dpsub_<su>_d): Fix MODE for vec_select.
9797 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
9799 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
9800 argument.
9801 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
9803 2017-03-06 Richard Biener <rguenther@suse.de>
9805 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
9806 * plugin.c (register_plugin_info): Likewise.
9807 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
9809 2017-03-05 Jakub Jelinek <jakub@redhat.com>
9811 * config/i386/sse.md (sse_storehps, sse_storelps,
9812 avx_<castmode><avxsizesuffix>_<castmode>,
9813 avx512f_<castmode><avxsizesuffix>_<castmode>,
9814 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
9815 in condition that at least one operand is not a MEM.
9817 2017-03-03 Jakub Jelinek <jakub@redhat.com>
9819 PR middle-end/79805
9820 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
9821 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
9822 ECF_NOTHROW.
9823 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
9824 gimple_call_nothrow_p flag based on whether original builtin can throw.
9825 If it can, emit following stmts on the fallthrough edge.
9826 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
9827 don't create new bb if inserting just debug stmts on the edge, try to
9828 insert them on the fallthru bb or just reset debug stmts.
9830 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
9832 PR target/43763
9833 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
9834 restore recog_data (including the operand rtxes inside it) around
9835 the call to get_insn_template.
9837 2017-03-03 Martin Sebor <msebor@redhat.com>
9839 PR tree-optimization/79699
9840 * context.c (context::~context): Free MPFR caches to avoid
9841 a memory leak on program exit.
9843 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9845 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
9846 Use wide_int::ulow () instead of .elt (0).
9848 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
9851 (*pushxf): Limit oF constraint to 32bit targets and add oC
9852 constraint for 64bit targets.
9853 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
9854 (*pushdf): Change rmF constraint to rmC.
9856 2017-03-03 Martin Liska <mliska@suse.cz>
9858 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
9859 Remove unused variable.
9861 2017-03-03 Jakub Jelinek <jakub@redhat.com>
9863 PR target/79807
9864 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
9865 is a memory operand, increase num_memory.
9866 (ix86_expand_args_builtin): Likewise.
9868 2017-03-03 Jan Hubicka <jh@suse.cz>
9870 PR lto/79760
9871 * ipa-devirt.c (maybe_record_node): Properly handle
9872 __cxa_pure_virtual visibility.
9874 2017-03-03 Martin Liska <mliska@suse.cz>
9876 PR tree-optimization/79803
9877 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
9878 assert.
9879 (pass_loop_prefetch::execute): Disabled optimization if an
9880 assumption about L1 cache size is not met.
9882 2017-03-03 Martin Liska <mliska@suse.cz>
9884 PR rtl-optimization/79574
9885 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
9886 (hash_scan_set): Likewise.
9887 (dump_hash_table): Likewise.
9888 (hoist_code): Likewise.
9890 2017-03-03 Richard Biener <rguenther@suse.de>
9892 * fixed-value.c (fixed_from_string): Restore use of elt (1)
9893 in place of uhigh ().
9894 (fixed_convert_from_real): Likewise.
9896 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
9898 PR target/79514
9899 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
9901 2017-03-03 Richard Biener <rguenther@suse.de>
9903 PR middle-end/79818
9904 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
9905 TYPE_OVERFLOW_UNDEFINED check.
9907 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9909 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
9910 numbers.
9911 (vector_ae_<mode>_p): Likewise.
9912 (vector_nez_<mode>_p): Likewise.
9913 (vector_ne_v2di_p): Likewise.
9914 (vector_ae_v2di_p): Likewise.
9915 (vector_ne_<mode>_p): Likewise.
9916 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
9917 numbers.
9918 (vsx_tsqrt<mode>2_fe): Likewise.
9920 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
9922 PR target/79514
9923 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
9925 2017-03-02 Jakub Jelinek <jakub@redhat.com>
9927 PR rtl-optimization/79780
9928 * cprop.c (one_cprop_pass): When second and further conditional trap
9929 in a single basic block is turned into an unconditional trap, turn it
9930 into a deleted note to avoid RTL verification failures.
9932 2017-03-02 Richard Biener <rguenther@suse.de>
9934 * fold-const.c (const_binop): Use ulow () instead of elt (0).
9936 2017-03-02 Richard Biener <rguenther@suse.de>
9938 PR tree-optimization/79345
9939 PR c++/42000
9940 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
9941 param and abort the walk, returning -1 if it is hit.
9942 (walk_aliased_vdefs): Take a limit param and pass it on.
9943 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
9944 defaulting to 0 and return a signed int.
9945 * tree-ssa-uninit.c (struct check_defs_data): New struct.
9946 (check_defs): New helper.
9947 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
9948 about uninitialized memory.
9949 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
9950 bogus uninitialized warning.
9951 (fixed_convert_from_real): Likewise.
9953 2017-03-02 Bin Cheng <bin.cheng@arm.com>
9955 PR tree-optimization/66768
9956 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
9957 iv_use if base object can't be determined.
9959 2017-03-02 Jakub Jelinek <jakub@redhat.com>
9961 PR tree-optimization/79345
9962 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
9963 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
9964 (get_pattern_stats): Initialize it.
9965 * genemit.c (gen_expand): Verify match_scratch numbers come after
9966 match_operand/match_dup numbers.
9967 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
9968 match_scratch numbers.
9969 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
9970 Likewise.
9971 * config/s390/s390.md (trunctdsd2): Likewise.
9973 2017-03-02 Richard Biener <rguenther@suse.de>
9975 * wide-int.h (wide_int_storage::operator=): Implement in terms
9976 of wi::copy.
9978 2017-03-02 Richard Biener <rguenther@suse.de>
9980 PR tree-optimization/79777
9981 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
9982 the to insert expression to sth existing.
9984 2017-03-01 Martin Sebor <msebor@redhat.com>
9986 PR middle-end/79692
9987 * gimple-ssa-sprintf.c
9988 (directive::known_width_and_precision): New function.
9989 (format_integer): Use it.
9990 (get_mpfr_format_length): Consider the full range of precision
9991 when computing %g output with the # flag. Set the likely byte
9992 count to 3 rather than 1 when precision is indeterminate.
9993 (format_floating): Correct the lower bound of precision.
9995 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9997 * doc/invoke.texi: Document default code model for 64-bit Linux.
9999 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10001 PR target/79752
10002 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
10003 udiv rather than div since input pattern is unsigned.
10005 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
10007 * config/i386/i386.c (print_reg): Warn for values of
10008 unsupported size in integer register.
10010 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10012 PR target/79439
10013 * config/rs6000/predicates.md (current_file_function_operand): Do
10014 not allow self calls to be local if the function is replaceable.
10016 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10018 PR target/79395
10019 * config/rs6000/altivec.h (vec_ctz and others): Change the
10020 preprocessor macro that controls conditional compilation from
10021 _ARCH_PWR9 to __POWER9_VECTOR__.
10022 (vec_all_ne): Change parameterization of __altivec_scalar_pred
10023 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
10024 control (instead of _ARCH_PWR9 control) so that template
10025 definition uses power9-specific function.
10026 (vec_any_eq): Likewise.
10027 (vec_all_ne): Change macro definition to use a power9-specific
10028 expansion under #ifdef __POWER9_VECTOR__ control (instead of
10029 _ARCH_PWR9 control).
10030 (vec_any_eq) Likewise.
10031 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
10032 expansion for CMPNEF to remove support for xvcmpnesp instruction.
10033 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
10034 support for xvcmpnedp instruction.
10035 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
10036 macro expansion so that Power9 implementation of vec_all_ne does
10037 not use the AltiVec predicate framework.
10038 (VCMPNEH_P): Likewise.
10039 (VCMPNEW_P): Likewise.
10040 (VCMPNED_P): Likewise.
10041 (VCMPNEFP_P): Likewise.
10042 (VCMPNEDP_P): Likewise.
10043 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
10044 implementation of vec_any_eq to not use AltiVec predicate
10045 framework.
10046 (VCMPAEH_P): Likewise.
10047 (VCMPAEW_P): Likewise.
10048 (VCMPAED_P): Likewise.
10049 (VCMPAEFP_P): Likewise.
10050 (VCMPAEDP_P): Likewise.
10051 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
10052 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
10053 not use the AltiVec predicate framework.
10054 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
10055 of vec_any_eq to not use AltiVec predicate framework.
10056 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
10057 support for predefined __POWER9_VECTOR__ macro to indicate that
10058 Power9 instruction selection is enabled.
10059 (altivec_overloaded_builtins): Remove extraneous
10060 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
10061 function argument types RS6000_BTI_bool_V16QI and
10062 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
10063 entry for overloaded function argument types RS6000_BTI_bool_V4SI
10064 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
10065 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
10066 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
10067 Power9 for implementations of vec_cmpne. Change the signature for
10068 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
10069 (representing vec_all_ne) to remove the previously described first
10070 argument of type RS6000_BTI_INTSI, as this was an artifact of
10071 reliance on the AltiVec predicate framework, which is no longer
10072 used in the implementation of these functions. Add
10073 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
10074 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
10075 since, unlike the AltiVec predicate framework implementation, we
10076 do not share function descriptors between vec_alle and vec_anyeq.
10077 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
10078 set of modes that receive special treatment even when
10079 TARGET_P9_VECTOR is true. The special treatment emits code that
10080 does not depend on Power9 instructions.
10081 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
10082 define_expand to not rely on AltiVec predicate framework.
10083 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
10084 function.
10085 (vector_ne_v2di_p): Change this define_expand to not rely on
10086 AltiVec predicate framework.
10087 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
10088 function.
10089 (vector_ne_<mode>_p): Change this define_expand to not rely on
10090 AltiVec predicate framework.
10091 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
10092 function.
10093 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
10094 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
10095 define_insn pattern.
10096 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
10097 define_insn pattern because the xvcmpne<VSs>. instruction is not
10098 supported.
10099 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
10100 instruction is not supported.
10102 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10104 * config/nvptx/nvptx.c: Include intl.h.
10106 2017-03-01 Martin Jambor <mjambor@suse.cz>
10108 PR lto/78140
10109 * ipa-prop.h (ipa_bits): Removed field known.
10110 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
10111 to pointers. Adjusted their comments to warn about their sharing.
10112 (ipcp_transformation_summary): Change bits to a vector of pointers.
10113 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
10114 (ipa_get_ipa_bits_for_value): Declare.
10115 * tree-vrp.h (value_range): Mark as GTY((for_user)).
10116 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
10117 (ipa_bits_hash_table): Likewise.
10118 (ipa_vr_ggc_hash_traits): Likewise.
10119 (ipa_vr_hash_table): Likewise.
10120 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
10121 being pointers and vr_known being removed.
10122 (ipa_set_jf_unknown): Likewise.
10123 (ipa_get_ipa_bits_for_value): New function.
10124 (ipa_set_jfunc_bits): Likewise.
10125 (ipa_get_value_range): New overloaded functions.
10126 (ipa_set_jfunc_vr): Likewise.
10127 (ipa_compute_jump_functions_for_edge): Use the above functions to
10128 construct bits and vr parts of jump functions.
10129 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
10130 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
10131 exist.
10132 (ipcp_grow_transformations_if_necessary): Also allocate
10133 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
10134 exist.
10135 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
10136 them. Fix too long lines.
10137 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
10138 vr_known being removed.
10139 (ipa_read_jump_function): Use new setter functions to construct bits
10140 and vr parts of jump functions or set them to NULL.
10141 (write_ipcp_transformation_info): Adjust for bits being pointers.
10142 (read_ipcp_transformation_info): Likewise.
10143 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
10144 space.
10145 Include gt-ipa-prop.h.
10146 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
10147 being pointers.
10148 (ipcp_store_bits_results): Likewise.
10149 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
10150 Do not write to existing jump functions but use a temporary instead.
10152 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10154 PR c++/79681
10155 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
10156 attempt to use its first operand as BIT_FIELD_REF base.
10158 2017-03-01 Richard Biener <rguenther@suse.de>
10160 PR middle-end/79721
10161 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
10162 interpolating formula in wrapping arithmetic.
10163 (chrec_apply): Convert chrec_evaluate return value to wanted type.
10165 2017-03-01 Jakub Jelinek <jakub@redhat.com>
10167 PR tree-optimization/79734
10168 * tree-vect-generic.c (expand_vector_condition): Optimize
10169 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
10170 Handle VEC_COND_EXPR where comparison has different inner width from
10171 type's inner width.
10173 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
10175 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
10176 markup, and similar issues. Remove @opindex entries for things
10177 that aren't options. Add missing -mmpy-option entries.
10179 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10181 PR tree-optimization/79737
10182 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
10183 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
10184 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
10185 instead of byte_size. Formatting fix.
10186 (shift_bytes_in_array_right): Formatting fix.
10188 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
10190 PR target/79749
10191 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
10192 condition on optimize for the leaf function test.
10194 2017-02-28 Martin Liska <mliska@suse.cz>
10196 PR lto/79625
10197 * read-rtl-function.c (function_reader::handle_unknown_directive):
10198 Bail out when one uses -flto.
10200 2017-02-28 Martin Liska <mliska@suse.cz>
10202 * common.opt: Replace space with tabular for options of <number>
10203 type.
10204 * config/i386/i386.opt: Show <number> value for
10205 -mlarge-data-threshold.
10206 * opts.c (print_filtered_help): Do not display number in hexadecimal
10207 format.
10209 2017-02-28 Martin Liska <mliska@suse.cz>
10211 * common.opt: Fix --help=option -Q for options which are of
10212 an enum type.
10214 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
10216 * config/i386/i386.c (print_reg): Error out for values
10217 of 8-bit size in invalid integer register.
10219 2017-02-28 Martin Sebor <msebor@redhat.com>
10221 PR tree-optimization/79691
10222 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
10224 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10226 PR target/79729
10227 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
10228 gcc_unreachable with output_operand_lossage.
10230 2017-02-28 Richard Biener <rguenther@suse.de>
10232 PR tree-optimization/79740
10233 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
10234 inserts.
10235 (visit_nary_op): Insert the nary into the hashtable if we
10236 pattern-matched sth.
10237 * tree-ssa-pre.c (eliminate_insert): Robustify.
10239 2017-02-28 Richard Biener <rguenther@suse.de>
10241 PR middle-end/79731
10242 * fold-const.c (decode_field_reference): Reject out-of-bound
10243 accesses.
10245 2017-02-28 Jakub Jelinek <jakub@redhat.com>
10247 * config/i386/i386.c: Include intl.h.
10248 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
10249 instead of just cond ? "..." : "...".
10250 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
10251 * coverage.c (read_counts_file): Likewise.
10252 * omp-offload.c: Include intl.h.
10253 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
10254 of just cond ? "..." : "...".
10255 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
10256 of just cond ? "..." : "...".
10258 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
10260 PR target/79742
10261 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
10262 entry, if present.
10263 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
10264 'tune for' CPU name.
10265 * config/arm/arm-cpu-data.h: Regenerated.
10267 2017-02-28 Richard Biener <rguenther@suse.de>
10269 PR tree-optimization/79732
10270 * tree-inline.c (expand_call_inline): Do not shadow var.
10272 2017-02-28 Richard Biener <rguenther@suse.de>
10274 PR tree-optimization/79723
10275 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
10276 address-space properly.
10278 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
10280 * doc/optinfo.texi (Optimization groups): Fix option used for
10281 OPTGROUP_ALL.
10282 * doc/invoke.texi (-fopt-info): Document "omp".
10283 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
10284 (OPTGROUP_ALL): Add OPTGROUP_OMP.
10285 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
10286 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
10287 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
10289 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
10290 all users.
10291 * dumpfile.c (optgroup_options): Instead of "openmp", associate
10292 OPTGROUP_OMP with "omp".
10294 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
10296 PR target/79544
10297 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
10298 for arithmetic shift of unsigned V2DI.
10300 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
10302 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
10303 arc/linux.h headers.
10304 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
10305 (LINK_SPEC): Likewise.
10306 (ARC_TLS_EXTRA_START_SPEC): Likewise.
10307 (EXTRA_SPECS): Likewise.
10308 (STARTFILE_SPEC): Likewise.
10309 (ENDFILE_SPEC): Likewise.
10310 (LIB_SPEC): Likewise.
10311 (TARGET_SDATA_DEFAULT): Likewise.
10312 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
10313 (MULTILIB_DEFAULTS): Likewise.
10314 (DWARF2_UNWIND_INFO): Likewise.
10315 * config/arc/big.h: New file.
10316 * config/arc/elf.h: Likewise.
10317 * config/arc/linux.h: Likewise.
10318 * config/arc/t-uClibc: Remove.
10320 2017-02-27 Bin Cheng <bin.cheng@arm.com>
10322 PR tree-optimization/77536
10323 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
10324 (tree_transform_and_unroll_loop): Use above function to compute the
10325 estimated niter of unrolled loop and use it when scaling profile.
10326 Also use count info rather than frequency if it's non-zero.
10327 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
10328 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
10329 (vect_transform_loop): Call above function.
10331 2017-02-27 Richard Biener <rguenther@suse.de>
10333 PR tree-optimization/45397
10334 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
10335 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
10336 (visit_nary_op): Add pattern matching for CSEing sign-changed
10337 or truncated operations with wider ones.
10339 2017-02-27 Richard Biener <rguenther@suse.de>
10341 PR tree-optimization/79690
10342 * tree-vect-stmts.c (vectorizable_store): Use vector type
10343 built from the DR with address-space.
10345 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
10347 * doc/invoke.texi (Optimize Options): Refine the description
10348 of asan-use-after-return.
10350 2017-02-25 Alan Modra <amodra@gmail.com>
10352 PR rtl-optimization/79584
10353 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
10354 base, not ad->base_term, the reg within base. Remove assertion
10355 that ad->base == ad->base_term. Replace gen_int_mode using
10356 bogus mode with const0_rtx.
10358 2017-02-25 Jakub Jelinek <jakub@redhat.com>
10360 PR middle-end/79396
10361 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
10362 FMA_EXPR like tcc_binary or tcc_unary.
10364 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
10366 PR debug/77589
10367 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
10368 bitfield.
10369 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
10370 (output_loc_operands): Handle DW_OP_call_ref and
10371 DW_OP_GNU_variable_value.
10372 (struct variable_value_struct): New type.
10373 (struct variable_value_hasher): Likewise.
10374 (variable_value_hash): New variable.
10375 (string_types): Remove.
10376 (copy_loc_descr): New function.
10377 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
10378 (prepend_loc_descr_to_each): New function.
10379 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
10380 instead of add_loc_descr_to_each if the first argument is single
10381 location list and the second has multiple.
10382 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
10383 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
10384 when looking for variable value which doesn't have other location info.
10385 (loc_list_from_tree): Formatting fix.
10386 (gen_array_type_die): Simplify DW_AT_string_length handling.
10387 (adjust_string_types): Remove.
10388 (gen_subprogram_die): Don't call adjust_string_types nor test/set
10389 string_types. Call resolve_variable_values.
10390 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
10391 (resolve_addr_in_expr): Likewise. Add A argument.
10392 (copy_deref_exprloc): Remove deref argument. Adjust for the
10393 original expression being DW_OP_GNU_variable_value with optionally
10394 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
10395 optionally after it.
10396 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
10397 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
10398 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
10399 (variable_value_hasher::hash, variable_value_hasher::equal): New
10400 methods.
10401 (resolve_variable_value_in_expr, resolve_variable_value,
10402 resolve_variable_values, note_variable_value_in_expr,
10403 note_variable_value): New functions.
10404 (dwarf2out_early_finish): Call note_variable_value on all toplevel
10405 DIEs.
10407 2017-02-24 Jakub Jelinek <jakub@redhat.com>
10409 PR c/79677
10410 * opts.h (handle_generated_option): Add GENERATED_P argument.
10411 * opts-common.c (handle_option): Adjust function comment.
10412 (handle_generated_option): Add GENERATED_P argument, pass it to
10413 handle_option.
10414 (control_warning_option): Pass false to handle_generated_option
10415 GENERATED_P.
10416 * opts.c (maybe_default_option): Pass true to handle_generated_option
10417 GENERATED_P.
10418 * optc-gen.awk: Likewise.
10420 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10422 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
10423 a REG, look at the REG it is a SUBREG of.
10424 (splitter for cmpeqsi_t): Ditto.
10426 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10428 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
10429 the special USEs with the pattern of the insn, not the insn itself.
10431 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
10433 PR target/79473
10434 * doc/invoke.texi: Document -mload-store-pairs.
10436 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10437 Sandra Loosemore <sandra@codesourcery.com>
10439 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
10440 argument isn't a CONST_INT.
10441 (nios2_alternate_compare_const): Assert op is a CONST_INT.
10442 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
10443 (nios2_validate_compare): Bypass alternate compare logic if *op2
10444 is not a CONST_INT.
10445 (ldstwm_operation_p): Return false if first_base is not a REG or
10446 if first_offset is not a CONST_INT.
10448 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10450 * config/cris/cris.md: Use correct operand in a define_peephole2.
10452 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10454 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
10456 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
10458 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
10459 this_insn if it is an INSN or JUMP_INSN.
10460 (force_offsettable): Look at base, not at addr.
10461 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
10462 on things that aren't necessarily CONST_INTs.
10464 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
10466 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
10467 -mfpmath=sse is the default also for x86-32 targets with SSE2
10468 instruction set when @option{-ffast-math} is enabled
10470 2017-02-24 Jeff Law <law@redhat.com>
10472 PR rtl-optimizatoin/79286
10473 * ira.c (update_equiv_regs): Drop may_trap_p exception to
10474 dominance test.
10476 2017-02-24 Richard Biener <rguenther@suse.de>
10478 PR tree-optimization/79389
10479 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
10480 debug insns.
10482 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
10484 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
10485 function comment to reflect reality.
10486 (loop_exits_before_overflow): Fix typo in function description.
10488 2017-02-24 Richard Biener <rguenther@suse.de>
10490 PR tree-optimization/79389
10491 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
10492 properly that a threading opportunity exists. Detect conditional
10493 copy/constant propagation opportunities.
10495 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
10497 * config/visium/visium.md (type): Add trap.
10498 (b): New mode attribute.
10499 (*btst): Rename into...
10500 (*btst<mode>): ...this and adjust.
10501 (*cbranchsi4_btst_insn): Rename into...
10502 (*cbranch<mode>4_btst_insn): ...this and adjust.
10503 (trap): New define_insn.
10505 2017-02-23 Jakub Jelinek <jakub@redhat.com>
10507 PR tree-optimization/79389
10508 * ifcvt.c (struct noce_if_info): Add rev_cond field.
10509 (noce_reversed_cond_code): New function.
10510 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
10511 reversed_comparison_code. Formatting fix.
10512 (noce_try_store_flag): Test rev_cond != NULL in addition to
10513 reversed_comparison_code.
10514 (noce_try_store_flag_constants): Likewise.
10515 (noce_try_store_flag_mask): Likewise.
10516 (noce_try_addcc): Use rev_cond if non-NULL instead of
10517 reversed_comparison_code.
10518 (noce_try_cmove_arith): Likewise. Formatting fixes.
10519 (noce_try_minmax, noce_try_abs): Clear rev_cond.
10520 (noce_find_if_block): Initialize rev_cond.
10521 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
10522 instead of false as last argument never attempt to reverse it
10523 afterwards.
10525 2017-02-23 Bin Cheng <bin.cheng@arm.com>
10527 PR tree-optimization/79663
10528 * tree-predcom.c (combine_chains): Process refs in reverse order
10529 only for ZERO length chains, and add explaining comment.
10531 2017-02-23 Jeff Law <law@redhat.com>
10533 PR tree-optimization/79578
10534 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
10535 in call to operand_equal_p.
10537 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
10539 PR target/71017
10540 * config/i386/cpuid.h: Fix another undefined behavior.
10542 2017-02-23 Richard Biener <rguenther@suse.de>
10544 PR tree-optimization/79683
10545 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
10546 vector types for data-refs.
10548 2017-02-23 Martin Liska <mliska@suse.cz>
10550 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
10552 2017-02-23 Jakub Jelinek <jakub@redhat.com>
10554 PR middle-end/79665
10555 * internal-fn.c (get_range_pos_neg): Moved to ...
10556 * tree.c (get_range_pos_neg): ... here. No longer static.
10557 * tree.h (get_range_pos_neg): New prototype.
10558 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
10559 are known to be in between 0 and signed maximum inclusive, try to
10560 expand both unsigned and signed divmod and use the cheaper one from
10561 those.
10563 2017-02-22 Jeff Law <law@redhat.com>
10565 PR tree-optimization/79578
10566 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
10567 to compare base operands.
10569 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
10571 PR target/79211
10572 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
10573 gpc_reg_operand instead of fpr_reg_operand.
10575 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
10577 * config/mips/mips.c (mips_return_in_memory): Force FP
10578 vector types to be returned in memory for o32 ABI.
10580 2017-02-22 Jakub Jelinek <jakub@redhat.com>
10582 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
10583 instead of DW_TAG_member for static data member declarations and don't
10584 set no_linkage_name for static inline data members.
10585 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
10586 to DW_TAG_member.
10588 2017-02-22 Martin Liska <mliska@suse.cz>
10590 * doc/invoke.texi: Replace inequality signs with square brackets
10591 for -Wnormalized.
10593 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10595 PR tree-optimization/68644
10596 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
10598 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
10600 PR target/78660
10601 * lra-constraints.c (simplify_operand_subreg): Handle
10602 WORD_REGISTER_OPERATIONS targets.
10604 2017-02-22 Jakub Jelinek <jakub@redhat.com>
10606 PR target/70465
10607 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
10608 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
10609 elimination by swapping fld*.
10611 2017-02-22 Richard Biener <rguenther@suse.de>
10613 PR tree-optimization/79673
10614 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
10615 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
10616 irrelevant address-space qualifiers and avoiding a
10617 ADDR_SPACE_CONVERT_EXPR from fold_convert.
10619 2017-02-22 Richard Biener <rguenther@suse.de>
10621 PR tree-optimization/79666
10622 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
10623 to not symbolically negate if that may introduce undefined
10624 overflow.
10626 2017-02-22 Martin Liska <mliska@suse.cz>
10628 PR lto/79587
10629 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
10630 * data-streamer-out.c (streamer_write_gcov_count_stream):
10631 Likewise.
10632 * value-prof.c (stream_out_histogram_value): Make assert more
10633 precise based on type of counter.
10635 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
10637 PR target/79593
10638 * config/i386/i386.md (standard_x87sse_constant_load splitter):
10639 Use nonimmediate_operand instead of memory_operand for operand 1.
10640 (float-extend standard_x87sse_constant_load splitter): Ditto.
10642 2017-02-21 Jeff Law <law@redhat.com>
10644 PR tree-optimization/79621
10645 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
10646 blocks with edges to themselves.
10648 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10650 PR target/79633
10651 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
10652 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
10653 Use gimple_call_builtin_p.
10655 PR target/79570
10656 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
10657 on temporarily removed DEBUG_INSNs.
10659 PR tree-optimization/79649
10660 * tree-loop-distribution.c (classify_partition): Give up on
10661 non-generic address space loads/stores.
10663 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
10665 * doc/loop.texi (Loop manipulation): Remove nonexistent
10666 tree_ssa_loop_version from the documentation.
10667 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
10669 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10671 PR target/79494
10672 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
10673 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
10674 * config/rs6000/rs6000.c: Include except.h.
10675 (rs6000_expand_split_stack_prologue): Call
10676 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
10678 2017-02-21 Martin Jambor <mjambor@suse.cz>
10680 PR lto/79579
10681 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
10682 have been analyzed.
10684 2017-02-21 Martin Jambor <mjambor@suse.cz>
10686 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
10687 for backward compatibility only.
10688 * doc/invoke.texi (Option Summary): Remove all references to
10689 -fipa-cp-alignment.
10691 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
10693 PR target/78660
10694 Revert:
10695 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10697 * lra-constraints.c (curr_insn_transform): Handle
10698 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10700 2017-02-21 Martin Liska <mliska@suse.cz>
10702 * config/i386/i386.opt: Replace -masm-dialect with -masm.
10704 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
10706 PR translation/79638
10707 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
10709 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
10711 PR ada/67205
10712 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
10713 (arm_function_ok_for_sibcall): Return false for an indirect call by
10714 descriptor if all the argument registers are used.
10715 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
10716 alignment of the function.
10718 2017-02-21 Jakub Jelinek <jakub@redhat.com>
10720 PR tree-optimization/61441
10721 * simplify-rtx.c (simplify_const_unary_operation): For
10722 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
10723 the sNaN unmodified.
10725 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10727 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
10728 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
10729 instead of SYSTEM_HEADER_DIR.
10731 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
10732 Martin Liška <mliska@suse.cz>
10734 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
10735 Fix typos and grammar, use active voice, and clarify.
10737 2017-02-20 Marek Polacek <polacek@redhat.com>
10739 PR middle-end/79537
10740 * gimplify.c (gimplify_expr): Handle unused *&&L;.
10742 PR sanitizer/79558
10743 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
10745 2017-02-20 Jakub Jelinek <jakub@redhat.com>
10747 PR target/79568
10748 * config/i386/i386.c (ix86_expand_builtin): Handle
10749 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
10750 ix86_builtins_isa[fcode].isa as a requirement of those
10751 flags and any other flag in the bitmask.
10752 (ix86_init_mmx_sse_builtins): Use 0 instead of
10753 ~OPTION_MASK_ISA_64BIT as mask.
10754 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
10755 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
10756 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
10757 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
10759 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10761 PR target/78012
10762 * lra-constraints.c (split_reg): Check requested split mode
10763 is supported by the register.
10765 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10767 * lra-constraints.c (simplify_operand_subreg): Remove early
10768 return false.
10770 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10772 PR target/78660
10773 * lra-constraints.c (curr_insn_transform): Tighten condition
10774 for converting SUBREG reloads from OP_OUT to OP_INOUT.
10776 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
10778 PR target/78660
10779 * lra-constraints.c (curr_insn_transform): Handle
10780 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10782 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
10784 Revert:
10785 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10787 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10789 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
10791 PR c++/69523
10792 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
10793 description.
10795 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10797 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
10798 for FMA_EXPR.
10800 2017-02-18 Jakub Jelinek <jakub@redhat.com>
10802 * final.c (last_columnnum, override_columnnum): New variables.
10803 (final_start_function): Set last_columnnum, pass it to begin_prologue
10804 hook and pass 0 to dwarf2out_begin_prologue.
10805 (final_scan_insn): Update override_columnnum. Pass last_columnnum
10806 to source_line debug hook.
10807 (notice_source_line): Compute last_columnnum and for debug_column_info
10808 return true on column changes.
10809 * debug.h (struct gcc_debug_hooks): Add column argument to
10810 source_line and begin_prologue hooks.
10811 (debug_nothing_int_charstar_int_bool): Remove prototype.
10812 (debug_nothing_int_int_charstar,
10813 debug_nothing_int_int_charstar_int_bool): New prototypes.
10814 (dwarf2out_begin_prologue): Add column argument.
10815 * debug.c (do_nothing_debug_hooks): Adjust source_line and
10816 begin_prologue hooks.
10817 (debug_nothing_int_charstar_int_bool): Remove.
10818 (debug_nothing_int_int_charstar,
10819 debug_nothing_int_int_charstar_int_bool): New functions.
10820 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
10821 through to dwarf2out_source_line.
10822 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
10823 (dwarf2out_source_line): Add column argument, emit it if requested.
10824 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
10825 arguments.
10826 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10827 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10828 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
10829 through to dwarf2out_begin_prologue.
10830 (vmsdbgout_source_line): Add column argument, pass it through to
10831 dwarf2out_source_line.
10832 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
10833 dbxout_source_line caller.
10834 (dbxout_source_line): Add column argument.
10836 * common.opt (gno-column-info, gcolumn-info): New options.
10837 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
10838 (check_die): Also test for multiple DW_AT_decl_column attributes.
10839 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
10840 DW_AT_decl_column if requested.
10841 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
10842 if requested.
10843 (gen_variable_die): Likewise.
10844 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
10845 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
10847 PR target/79569
10848 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
10849 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
10850 (ix86_handle_option): Handle OPT_m3dnowa.
10851 * doc/invoke.texi (-m3dnowa): Document.
10852 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
10853 -m3dnowa instead of -m3dnow -march=athlon.
10855 PR target/79559
10856 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
10857 instead of gcc_assert for K, r and R code checks. Formatting fixes.
10859 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10861 PR target/79261
10862 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
10863 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
10864 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
10865 generator for vsx_xxpermdi_<mode>_be.
10866 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
10867 force big-endian semantics.
10868 (vsx_xxpermdi_<mode>_be): New define_expand with same
10869 implementation as previous version of vsx_xxpermdi_<mode>.
10871 2017-02-17 Jakub Jelinek <jakub@redhat.com>
10873 PR tree-optimization/79327
10874 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
10875 variable, its initialization and use.
10877 2017-02-17 Julia Koval <julia.koval@intel.com>
10879 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
10880 (OPTION_MASK_ISA_PKU_UNSET): New.
10881 (ix86_handle_option): Handle -mrdpid.
10882 * config/i386/cpuid.h (bit_RDPID): New.
10883 * config/i386/driver-i386.c (host_detect_local_cpu):
10884 Detect RDPID feature.
10885 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
10886 * config/i386/i386-c.c (ix86_target_macros_internal):
10887 Handle RDPID flag.
10888 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
10889 (ix86_valid_target_attribute_inner_p): Add "rdpid".
10890 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
10891 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
10892 * config/i386/i386.md (define_insn "rdpid"): New.
10893 * config/i386/i386.opt Add -mrdpid.
10894 * config/i386/immintrin.h (_rdpid_u32): New.
10896 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
10898 PR rtl-optimization/79541
10899 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
10900 instead of transforming it into USE.
10902 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
10904 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
10905 If HONOR_SNANS (SFmode) force the input to a register.
10906 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
10907 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
10908 an frsp or similar insn.
10910 2017-02-17 Martin Liska <mliska@suse.cz>
10912 PR rtl-optimization/79577
10913 * params.def (selsched-max-sched-times): Increase minimum to 1.
10915 2017-02-17 Martin Liska <mliska@suse.cz>
10917 PR rtl-optimization/79574
10918 * gcse.c (want_to_gcse_p): Prevent integer overflow.
10920 2017-02-17 Martin Liska <mliska@suse.cz>
10922 PR tree-optimization/79529
10923 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
10924 ssa_defined_default_def_p to handle cases which are implicitly
10925 defined.
10926 * tree-ssa.c (ssa_defined_default_def_p): New function.
10927 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
10928 which are implicitly defined.
10929 * tree-ssa.h (ssa_defined_default_def_p): Declare.
10931 2017-02-17 Richard Biener <rguenther@suse.de>
10933 PR middle-end/79576
10934 * params.def (max-ssa-name-query-depth): Limit to 10.
10936 2017-02-17 Richard Biener <rguenther@suse.de>
10938 PR tree-optimization/79552
10939 * tree-ssa-structalias.c (visit_loadstore): Properly verify
10940 default defs.
10942 2017-02-17 Richard Biener <rguenther@suse.de>
10944 PR bootstrap/79567
10945 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
10947 2017-02-17 Marek Polacek <polacek@redhat.com>
10949 PR middle-end/79536
10950 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
10951 (fold_negate_expr): New wrapper.
10953 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
10955 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
10956 Correct terminology and de-emphasize pre-standard behavior.
10958 2017-02-16 Alan Modra <amodra@gmail.com>
10960 PR rtl-optimization/79286
10961 * ira.c (def_dominates_uses): New function.
10962 (update_equiv_regs): Don't create an equivalence for insns that
10963 may trap where the register def does not dominate the use.
10965 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
10967 PR rtl-optimization/78127
10968 * lra.c (lra): Call lra_eliminate before finish the loop after
10969 lra_constraint.
10971 2017-02-16 Richard Biener <rguenther@suse.de>
10973 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
10974 isl/isl_val.h.
10975 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
10976 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
10977 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
10978 (isl_val_int_from_wi): New function.
10979 (extract_affine_gmp): Rename to ...
10980 (extract_affine_wi): ... this, take a widest_int.
10981 (extract_affine_int): Just wrap extract_affine_wi.
10982 (add_param_constraints): Use isl_val_int_from_wi.
10983 (add_loop_constraints): Likewise, and extract_affine_wi.
10985 2017-02-15 Jeff Law <law@redhat.com>
10987 PR middle-end/79521
10988 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
10989 ira_init_register_move_cost_if_necessary.
10991 2017-02-15 Martin Sebor <msebor@redhat.com>
10993 PR middle-end/32003
10994 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
10995 removed in a prior commit.
10997 2017-02-15 Bin Cheng <bin.cheng@arm.com>
10999 PR tree-optimization/79347
11000 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
11001 counters during peeling.
11003 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
11005 * Makefile.in (site.exp): Remove "set ISLVER".
11007 2017-02-15 Jakub Jelinek <jakub@redhat.com>
11009 PR target/79487
11010 * real.c (real_from_integer): Call real_convert even for decimal.
11012 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11014 PR target/79421
11015 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
11017 2017-02-14 Andrew Pinski <apinski@cavium.com>
11019 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
11020 cores and change the partno/implementer to be correct.
11021 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
11022 the 'B" as the implementer.
11023 * config/aarch64/aarch64-tune.md: Regenerate.
11025 2017-02-14 Carl Love <cel@us.ibm.com>
11027 * config/rs6000/rs6000.c: Add case statement entry to make the
11028 xvcvuxdsp built-in argument unsigned.
11029 * config/rs6000/vsx.md: Fix the source and return operand types so they
11030 match the instruction definitions from the ISA document. Fix typo
11031 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
11032 statement.
11034 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
11036 PR target/79282
11037 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
11038 member early_clobber_alts.
11039 * lra-lives.c (reg_early_clobber_p): New.
11040 (process_bb_lives): Use it.
11041 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
11042 (debug_operand_data): Initialize early_clobber_alts.
11043 (setup_operand_alternative): Set up early_clobber_alts.
11044 (collect_non_operand_hard_regs): Ditto. Pass early clobber
11045 alternatives to new_insn_reg.
11046 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
11047 it.
11048 (lra_update_insn_regno_info): Pass the new arg.
11050 2017-02-14 Jakub Jelinek <jakub@redhat.com>
11052 PR middle-end/79505
11053 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
11054 (new_oacc_loop_raw): Don't clear already cleared fields.
11056 PR target/79481
11057 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
11058 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
11059 _mm512_prefetch_i64gather_ps): New inline functions and macros.
11061 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
11063 PR target/79495
11064 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
11066 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
11068 PR target/79498
11069 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
11070 the extra instruction to the right place to store 128-bit constant
11071 when needed.
11073 2017-02-14 Martin Sebor <msebor@redhat.com>
11075 PR middle-end/79448
11076 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
11077 warning for strings of unknown length.
11079 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
11081 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
11083 2017-02-14 Jeff Law <law@redhat.com>
11085 PR target/79404
11086 * ira-costs.c (scan_one_insn): Initialize register move costs
11087 for pseudos seen in USE/CLOBBER insns.
11089 PR tree-optimization/79095
11090 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
11091 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
11092 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
11093 if the operands are known to be not equal, then the resulting range
11094 is ~[0,0].
11095 (intersect_ranges): If the new range is ~[0,0] and the old range is
11096 wide, then prefer ~[0,0].
11097 * tree-vrp.c (overflow_comparison_p_1): New function.
11098 (overflow_comparison_p): New function.
11099 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
11100 if NAME is used in an overflow test.
11101 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
11102 overflow check that can be expressed as an equality test, then adjust
11103 ops to be that equality test.
11105 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11107 * config/s390/s390-builtin-types.def: Remove flags argument.
11108 * config/s390/s390.c (s390_init_builtins): Likewise.
11110 2017-02-14 Martin Liska <mliska@suse.cz>
11112 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
11113 vector. Fix trailing white spaces.
11115 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
11117 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
11118 HFmode.
11120 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11122 PR rtl-optimization/68664
11123 * config/arm/arm.c (arm_sched_can_speculate_insn):
11124 New function. Declare prototype.
11125 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
11127 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11129 PR rtl-optimization/68664
11130 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
11131 New function.
11132 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
11134 2017-02-14 Amit Pawar <amit.pawar@amd.com>
11136 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
11137 max skip bytes for function, loop and jump.
11139 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11141 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
11142 ABS_EXPR for gimple dump.
11144 2017-02-14 Jakub Jelinek <jakub@redhat.com>
11146 PR target/79462
11147 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
11149 PR tree-optimization/79408
11150 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
11151 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
11152 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
11153 also if rhs1 is INTEGER_CST.
11155 2017-02-14 Richard Biener <rguenther@suse.de>
11157 PR middle-end/79432
11158 * tree-into-ssa.c (insert_phi_nodes): When the function can
11159 have abnormal edges rewrite SSA names with broken use-def
11160 dominance out of SSA and register them for PHI insertion.
11162 2017-02-13 Martin Sebor <msebor@redhat.com>
11164 PR middle-end/79496
11165 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
11166 clearing info.nowrite flag when snprintf size argument is a range.
11168 2017-02-13 Jakub Jelinek <jakub@redhat.com>
11170 * cprop.c (cprop_jump): Add missing space in string literal.
11171 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
11172 (get_constraint_for_component_ref): Likewise.
11173 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
11174 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
11175 * lra-constraints.c (process_alt_operands): Likewise.
11176 * ipa-inline.c (inline_small_functions): Likewise.
11177 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
11178 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
11179 * trans-mem.c (diagnose_tm_1_op): Likewise.
11180 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
11181 (grid_parallel_clauses_gridifiable): Likewise.
11183 * config/nvptx/mkoffload.c (process): Add space in between
11184 , and %d.
11186 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
11187 "MOD4_SSE_REGS" and "ALL_REGS".
11189 * spellcheck.c (test_data): Add , in between "foo" and "food".
11191 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11193 PR target/79449
11194 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
11195 boundary crossing check and subsequent code generation agree.
11197 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11199 * config/aarch64/aarch64.c (has_memory_op): Delete.
11200 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
11201 has_memory_op.
11203 2017-02-13 Jakub Jelinek <jakub@redhat.com>
11205 PR rtl-optimization/79388
11206 PR rtl-optimization/79450
11207 * combine.c (distribute_notes): When removing TEM_INSN for which
11208 corresponding dest has last value recorded, invalidate that last
11209 value.
11211 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11213 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
11214 of explicit '@'. Add missing assembly comment marker on branch costs
11215 printout.
11217 2017-02-13 Nathan Sidwell <nathan@acm.org>
11219 * gengtype-lex.l (<in_struct>): Add '/'.
11221 2017-02-13 Martin Liska <mliska@suse.cz>
11223 PR c/79471
11224 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
11226 2017-02-13 Richard Biener <rguenther@suse.de>
11228 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
11229 Remove.
11230 * configure: Re-generate.
11231 * config.in: Likewise.
11232 * graphite-dependences.c: Simplify as if
11233 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
11234 * graphite-isl-ast-to-gimple.c: Likewise.
11235 * graphite-optimize-isl.c: Likewise.
11236 * graphite-poly.c: Likewise.
11237 * graphite-sese-to-poly.c: Likewise.
11238 * graphite.h: Likewise.
11239 * toplev.c: Include isl/version.h and use isl_version () for
11240 printing the ISL version.
11241 * doc/install.texi: Update ISL requirement.
11243 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
11245 * doc/standards.texi (Standards): Update reference to
11246 Objective-C 2.0.
11248 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
11250 * doc/extend.texi (Named Address Spaces): sourceware.org now
11251 defaults to https.
11252 * doc/install.texi (Binaries): Ditto.
11253 (Specific): Ditto.
11255 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
11257 * doc/cpp.texi: Replace "stringify"/"stringification" with C
11258 standard terminology "stringize"/"stringizing" throughout.
11259 * doc/cppinternals.texi: Likewise.
11261 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
11263 * doc/extend.texi: Fix some spelling mistakes and typos.
11264 * doc/invoke.texi: Likewise.
11266 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
11268 PR ipa/79224
11269 * params.def (inline-min-speedup) Change from 10 to 8.
11271 2017-02-11 Jakub Jelinek <jakub@redhat.com>
11273 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
11274 4.5.
11276 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
11278 PR ipa/79224
11279 * ipa-inline-analysis.c (get_minimal_bb): New function.
11280 (record_modified): Use it.
11281 (remap_edge_change_prob): Handle also ancestor functions.
11283 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
11285 * doc/contrib.texi (Contributors): Remove broken link into
11286 the Mauve CVS repository.
11288 2017-02-11 Jakub Jelinek <jakub@redhat.com>
11290 PR middle-end/79454
11291 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
11292 result computation whenever lhs doesn't have vector mode, not
11293 just when it has BLKmode.
11295 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
11297 * doc/makefile.texi (profiledbootstrap): Refer to the
11298 installation instructions only in textual form.
11300 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11302 PR target/79295
11303 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
11305 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
11307 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
11308 (Specific): Update mingw-w64 reference.
11309 (Binaries): Ditto.
11310 (Specific): Remove broken link to Renesas RX processor.
11312 2017-02-10 Richard Biener <rguenther@suse.de>
11314 * toplev.c (process_options): Do not mention obsolete graphite
11315 options when printing sorry message about missing graphite support.
11316 Mention -floop-nest-optimize.
11318 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
11320 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
11321 (vtst_p16): Likewise.
11322 (vtstq_p8): Likewise.
11323 (vtstq_p16): Likewise.
11324 (vtst_p64): New.
11325 (vtstq_p64): Likewise.
11326 * config/arm/arm_neon.h (vgetq_lane_p64): New.
11327 (vset_lane_p64): New.
11328 (vsetq_lane_p64): New.
11330 2017-02-10 Jakub Jelinek <jakub@redhat.com>
11332 PR tree-optimization/79411
11333 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
11334 stmt operands are SSA_NAMEs used in abnormal phis.
11335 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
11336 phis.
11338 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
11340 PR ipa/70795
11341 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
11342 flag if needed.
11344 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
11346 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
11348 2017-02-09 Jakub Jelinek <jakub@redhat.com>
11350 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
11351 to avoid warning.
11353 PR c/79413
11354 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
11355 not arbitrary TREE_CONSTANT.
11357 PR c/79431
11358 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
11359 "omp declare target link" attribute unless is_global_var.
11360 * omp-offload.c (find_link_var_op): Likewise.
11362 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
11363 Chung-Lin Tang <cltang@codesourcery.com>
11365 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
11366 OMP_CLAUSE_TILE.
11367 (gimplify_adjust_omp_clauses): Don't delete TILE.
11368 (gimplify_omp_for): Deal with TILE.
11369 * internal-fn.c (expand_GOACC_TILE): New function.
11370 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
11371 (GOACC_TILE): New.
11372 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
11373 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
11374 element fields.
11375 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
11376 avoid DIV for outermost collapse var.
11377 (expand_oacc_for): Insert tile element loop as needed. Adjust.
11378 Remove out of date comments, fix whitespace.
11379 * omp-general.c (omp_extract_for_data): Deal with tiling.
11380 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
11381 adjust OLF_DIM_BASE value.
11382 (struct omp_for_data): Add tiling field.
11383 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
11384 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
11385 for auto loops. Remove default auto determining, moved to
11386 oacc_loop_fixed_partitions.
11387 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
11388 stmts, add e_mask field.
11389 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
11390 (oacc_thread_numbers): Use oacc_dim_call.
11391 (oacc_xform_tile): New.
11392 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
11393 (finish_oacc_loop): Adjust for ifns vector.
11394 (oacc_loop_discover_walk): Append loop abstraction sites to list,
11395 add case for GOACC_TILE fns.
11396 (oacc_loop_xform_loop): Delete.
11397 (oacc_loop_process): Iterate over call list directly, and add
11398 handling for GOACC_TILE fns.
11399 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
11400 dump partitioning.
11401 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
11402 vector partitioning to outer loops. Assign 2 partitions to loops
11403 when available. Add TILE handling.
11404 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
11405 (execite_oacc_device_lower): Process GOACC_TILE fns,
11406 ignore unknown specs.
11407 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
11408 * tree.c (omp_clause_num_ops): Adjust TILE ops.
11409 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
11411 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
11413 * configure.ac (ACX_BUGURL): Update.
11414 * configure: Regenerate.
11416 2017-02-09 Richard Biener <rguenther@suse.de>
11418 PR tree-optimization/69823
11419 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11420 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
11422 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
11424 * config/arc/arc-c.def: Add __NPS400__ definition.
11425 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
11426 (TARGET_NPS400): Define.
11428 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
11430 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
11431 file.
11432 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
11433 pointer, arch_info.
11434 (arc_cpu_types): Fill the arch_info field with a pointer into the
11435 arc_arch_types table.
11436 (arc_selected_cpu): Declare.
11437 * config/arc/arc.c (arc_selected_cpu): Make global.
11438 (arc_selected_arch): Delete.
11439 (arc_base_cpu): Delete.
11440 (arc_override_options): Remove references to deleted variables,
11441 update access to arch information.
11442 (ARC_OPT): Update access to arch information.
11443 (ARC_OPTX): Likewise.
11444 * config/arc/arc.h (arc_base_cpu): Remove declaration.
11445 (TARGET_ARC600): Update access to arch information.
11446 (TARGET_ARC601): Likewise.
11447 (TARGET_ARC700): Likewise.
11448 (TARGET_EM): Likewise.
11449 (TARGET_HS): Likewise.
11450 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
11451 information.
11453 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
11455 PR target/78604
11456 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
11457 condition/operands for integer GE/LE/GEU/LEU operations.
11459 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
11461 PR translation/79397
11462 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
11463 of AltiVec.
11465 2017-02-08 Martin Jambor <mjambor@suse.cz>
11467 PR ipa/79375
11468 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
11469 whether allocation happened.
11470 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
11471 nothing was allocated.
11473 2017-02-08 Jakub Jelinek <jakub@redhat.com>
11475 PR tree-optimization/79408
11476 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
11477 constant, but SSA_NAME with a known integer range, use the minimum
11478 of that range instead of op1 to determine if modulo can be replaced
11479 with its first operand.
11481 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11483 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
11485 2017-02-08 Richard Biener <rguenther@suse.de>
11487 PR tree-optimization/71824
11488 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11489 Check all loops contained in the merged region.
11491 2017-02-07 Andrew Pinski <apinski@cavium.com>
11493 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
11495 2017-02-07 Andrew Pinski <apinski@cavium.com>
11497 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
11498 (thunderxt88): Likewise.
11499 (thunderxt81): Disable LSE and change v8.1 to v8.
11500 (thunderxt83): Likewise.
11502 2017-02-07 Jakub Jelinek <jakub@redhat.com>
11503 Richard Biener <rguenther@suse.de>
11505 PR middle-end/79399
11506 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
11507 type from int to size_t.
11508 * ira-costs.c (struct_costs_size): Change type from int to size_t.
11510 2017-02-07 Jakub Jelinek <jakub@redhat.com>
11512 PR rtl-optimization/79386
11513 * cprop.c (bypass_conditional_jumps): Initialize
11514 bypass_last_basic_block already before splitting bbs after
11515 unconditional traps...
11516 (bypass_conditional_jumps): ... rather than here.
11518 PR target/79299
11519 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
11520 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
11521 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
11522 fix -masm=intel patterns.
11524 2017-02-07 Richard Biener <rguenther@suse.de>
11526 PR tree-optimization/79256
11527 PR middle-end/79278
11528 * builtins.c (get_object_alignment_2): Use min_align_of_type
11529 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
11530 and ADJUST_FIELD_ALIGN.
11532 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
11533 type parameter.
11534 * doc/tm.texi: Regenerate.
11535 * stor-layout.c (layout_decl): Adjust.
11536 (update_alignment_for_field): Likewise.
11537 (place_field): Likewise.
11538 (min_align_of_type): Likewise.
11539 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
11540 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
11541 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
11542 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
11543 * config/frv/frv.c (frv_adjust_field_align): Likewise.
11544 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
11545 * config/i386/i386.c (x86_field_alignment): Likewise.
11546 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11547 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
11548 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
11549 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11550 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
11551 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
11552 Likewise.
11554 Revert
11555 2017-01-30 Richard Biener <rguenther@suse.de>
11557 PR tree-optimization/79256
11558 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
11559 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
11560 alignment on TYPE.
11562 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
11564 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
11565 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
11566 builtins to SImode and emit a zero-extend, if necessary.
11568 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11570 * docs/invoke.texi (RISC-V Options): Alphabetize.
11572 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11574 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
11575 options.
11577 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
11579 * config/riscv/riscv.c: New file.
11580 * gcc/common/config/riscv/riscv-common.c: Likewise.
11581 * config.gcc: Likewise.
11582 * config/riscv/constraints.md: Likewise.
11583 * config/riscv/elf.h: Likewise.
11584 * config/riscv/generic.md: Likewise.
11585 * config/riscv/linux.h: Likewise.
11586 * config/riscv/multilib-generator: Likewise.
11587 * config/riscv/peephole.md: Likewise.
11588 * config/riscv/pic.md: Likewise.
11589 * config/riscv/predicates.md: Likewise.
11590 * config/riscv/riscv-builtins.c: Likewise.
11591 * config/riscv/riscv-c.c: Likewise.
11592 * config/riscv/riscv-ftypes.def: Likewise.
11593 * config/riscv/riscv-modes.def: Likewise.
11594 * config/riscv/riscv-opts.h: Likewise.
11595 * config/riscv/riscv-protos.h: Likewise.
11596 * config/riscv/riscv.h: Likewise.
11597 * config/riscv/riscv.md: Likewise.
11598 * config/riscv/riscv.opt: Likewise.
11599 * config/riscv/sync.md: Likewise.
11600 * config/riscv/t-elf-multilib: Likewise.
11601 * config/riscv/t-linux: Likewise.
11602 * config/riscv/t-linux-multilib: Likewise.
11603 * config/riscv/t-riscv: Likewise.
11604 * configure.ac: Likewise.
11605 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
11606 Waterman as RISC-V maintainers.
11607 * doc/install.texi: Add RISC-V entries.
11608 * doc/invoke.texi: Add RISC-V options section.
11609 * doc/md.texi: Add RISC-V constraints section.
11610 * configure: Regenerated.
11612 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11614 PR target/66144
11615 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
11616 false values to be constant vectors with all 0 or all 1 bits set.
11617 (vcondu<mode><mode>): Likewise.
11618 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
11619 predicate.
11620 (fpmask_comparison_operator): Update comment.
11621 (vecint_comparison_operator): New predicate.
11622 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
11623 vector conditionals when the true and false values are constant
11624 vectors with all 0 bits or all 1 bits set.
11626 2017-02-06 Martin Sebor <msebor@redhat.com>
11628 PR tree-optimization/79376
11629 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
11631 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
11633 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
11634 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
11635 to simplify split condition.
11637 2017-02-06 Jakub Jelinek <jakub@redhat.com>
11639 * omp-expand.c (oxpand_omp_atomic_fetch_op,
11640 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
11641 false.
11643 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
11645 PR rtl-optimization/68664
11646 * target.def (can_speculate_insn): New hook.
11647 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
11648 * doc/tm.texi: Regenerate.
11649 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
11650 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
11651 (rs6000_sched_can_speculate_insn): New function.
11653 2017-02-06 Jakub Jelinek <jakub@redhat.com>
11655 PR tree-optimization/79284
11656 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
11657 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
11658 vectorizable_mask_load_store, vectorizable_operation,
11659 vect_is_simple_cond, get_same_sized_vectype): Use it instead
11660 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
11661 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
11662 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
11663 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
11664 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11665 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
11666 is_gimple_assign (stmt). Replace another such test with
11667 is_gimple_assign (stmt).
11669 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
11671 PR target/78883
11672 * config/avr/avr.c (rtl-iter.h): Include it.
11673 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
11674 (avr_legitimate_combined_insn): ...and implementation.
11676 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
11678 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
11679 * config/s390/s390.c (s390_const_operand_ok)
11680 (s390_canonicalize_comparison, s390_extract_part)
11681 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
11682 (s390_contiguous_bitmask_p, s390_rtx_costs)
11683 (legitimize_pic_address): Likewise.
11684 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
11685 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
11686 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
11687 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
11688 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
11690 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
11692 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
11693 REGNO($0) == REGNO($1).
11695 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11697 * config/s390/linux.h(SIZE_TYPE): Add comment.
11699 2017-02-06 Julian Brown <julian@codesourcery.com>
11700 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11701 Virendra Pathak <virendra.pathak@broadcom.com>
11703 * config/aarch64/aarch64-cores.def: Change the scheduler
11704 to Thunderx2t99.
11705 * config/aarch64/aarch64.md: Include thunderx2t99.md.
11706 * config/aarch64/thunderx2t99.md: New file.
11708 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11710 * doc/standards.texi (Go Language): Update link to language
11711 standard.
11713 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
11715 * tree-eh.c (lower_resx): Sanitize profile.
11716 (cleanup_empty_eh_move_lp): Likewise.
11718 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
11720 PR tree-ssa/79347
11721 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
11722 ELSE_PROB.
11723 * cfgloopmanip.h (loop_version): Update prototype.
11724 * modulo-sched.c (sms_schedule): Update call of loop_version.
11725 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
11726 * tree-parloops.c (gen_parallel_loop): Likewise.
11727 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11728 * tree-ssa-loop-split.c (split_loop): Likewise.
11729 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
11730 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
11732 2017-02-05 Martin Liska <mliska@suse.cz>
11734 PR bootstrap/78985
11735 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
11736 variable to NULL.
11737 (print_operand_address): Initialize a struct to zero.
11739 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11741 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
11742 garbage collector only in textual form.
11744 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
11746 * doc/extend.texi (x86 specific memory model extensions for
11747 transactional memory): Simplify a phrase.
11749 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
11751 PR target/79353
11752 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
11753 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
11754 (atomic_storedi_1): Likewise.
11756 2017-02-04 Jakub Jelinek <jakub@redhat.com>
11758 PR tree-optimization/79338
11759 * tree-parloops.c (gather_scalar_reductions): Don't call
11760 vect_analyze_loop_form for loop->inner before destroying loop's
11761 loop_vinfo.
11763 2017-02-03 Martin Sebor <msebor@redhat.com>
11765 PR tree-optimization/79327
11766 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
11767 when precision has resulted in leading zeros.
11768 (format_integer): Adjust the likely counter to assume an unknown
11769 argument that may be zero is non-zero.
11771 2017-02-03 Jason Merrill <jason@redhat.com>
11773 PR c++/78689
11774 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
11775 avoid copying non-taken branch.
11777 2017-02-03 Jakub Jelinek <jakub@redhat.com>
11779 PR tree-optimization/79340
11780 * tree-vect-loop.c (vectorizable_reduction): Release
11781 vec_defs elements after safe_splicing them into other vectors.
11782 Formatting fixes.
11784 PR tree-optimization/79327
11785 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
11786 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
11787 dirtype.
11788 (format_integer): Use wide_int_to_tree instead of build_int_cst
11789 + to_?hwi. If argmin is NULL, just set argmin and argmax to
11790 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
11791 of shortest and longest sequence.
11793 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
11795 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
11796 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
11798 2017-02-03 Walter Lee <walt@tilera.com>
11800 PR target/78862
11801 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
11802 after initial stackframe link reg save.
11803 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
11805 2017-02-03 Jakub Jelinek <jakub@redhat.com>
11807 PR target/79354
11808 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
11809 wu for stxssp alternative.
11811 2017-02-03 Martin Sebor <msebor@redhat.com>
11813 PR tree-optimization/79352
11814 * gimple-fold.c (get_range_strlen): Add argument.
11815 (get_range_strlen): Change return type to bool.
11816 (get_maxval_strlen): Pass in a dummy argument.
11817 * gimple-fold.h (get_range_strlen): Change return type to bool.
11818 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
11819 * tree.h (array_at_struct_end_p): Add argument.
11820 * tree.c (array_at_struct_end_p): Handle it.
11822 2017-02-03 Martin Liska <mliska@suse.cz>
11824 PR lto/66295
11825 * multiple_target.c (create_dispatcher_calls): Redirect edge
11826 from a caller of a dispatcher.
11827 (expand_target_clones): Make the clones local.
11828 (ipa_target_clone): Do both target clones and resolvers.
11829 (ipa_dispatcher_calls): Remove the pass.
11830 (pass_dispatcher_calls::gate): Likewise.
11831 (make_pass_dispatcher_calls): Likewise.
11832 * passes.def (pass_target_clone): Put as very first IPA early
11833 pass.
11835 2017-02-03 Martin Liska <mliska@suse.cz>
11837 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
11838 in case of a function with ifunc attribute.
11840 2017-02-03 Martin Liska <mliska@suse.cz>
11842 * cgraph.c (cgraph_node::dump): Dump function version info.
11843 * symtab.c (symtab_node::dump_base): Add missing new line.
11845 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
11847 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
11848 (ifcombine_ifandif): Use it.
11850 2017-02-03 Martin Liska <mliska@suse.cz>
11852 * doc/invoke.texi: Document default value for
11853 use-after-scope-direct-emission-threshold.
11855 2017-02-03 Martin Liska <mliska@suse.cz>
11857 PR tree-optimization/79339
11858 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
11859 (format_floating): Likewise.
11861 2017-02-03 Martin Liska <mliska@suse.cz>
11863 PR ipa/79337
11864 * ipa-prop.c (ipa_node_params_t::insert): Remove current
11865 implementation.
11866 (ipa_node_params_t::remove): Likewise.
11867 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
11868 initialization from removed ipa_node_params_t::insert.
11869 (ipa_node_params::~ipa_node_params): Move from removed
11870 ipa_node_params_t::release.
11871 * symbol-summary.h (symbol_summary::m_released): New member.
11872 Do not release a summary twice. Do not allow to call finalizer
11873 for types of a summary that live in GGC memory.
11875 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11877 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
11878 cmp_branch fusion.
11880 2017-02-02 Martin Sebor <msebor@redhat.com>
11882 PR middle-end/79275
11883 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
11884 (format_string): Tighten up the range of output for non-constant
11885 strings and correct the expected range for wide non-constant strings.
11887 2017-02-02 Martin Sebor <msebor@redhat.com>
11889 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
11891 PR middle-end/32003
11892 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
11893 index.
11894 (-fdump-tree-@var): Add to index and document how to come up
11895 with pass-specific option and dump file names.
11896 (-fdump-passes): Clarify where to look for output.
11898 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
11900 PR middle-end/77445
11901 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
11902 statistics of the analyzed path; allow threading for speed when
11903 any of BBs along the path are optimized for speed.
11905 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
11907 PR middle-end/78468
11908 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
11909 settings of the virtual registers.
11911 Revert again
11912 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11914 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11915 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11916 needed.
11918 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11920 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
11921 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
11923 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11925 * config/s390/s390.md: Add missing comments with the expanded
11926 mnemonics.
11927 * config/s390/vector.md: Likewise.
11928 * config/s390/vx-builtins.md: Likewise.
11930 2017-02-02 Jakub Jelinek <jakub@redhat.com>
11932 PR target/79197
11933 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
11934 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
11935 conditions on a single line.
11937 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11939 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
11940 __S390_VX__ to __VX__.
11942 2017-02-01 Andrew Pinski <apinski@cavium.com>
11944 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
11945 stmt_info to record_stmt_cost.
11946 (vect_get_known_peeling_cost): Pass stmt_info if known to
11947 record_stmt_cost.
11948 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
11949 cpu_vector_cost field into
11950 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
11951 field into vec_int_stmt_cost and vec_fp_stmt_cost.
11952 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
11953 splitting of scalar_stmt_cost and vec_stmt_cost.
11954 (thunderx_vector_cost): Likewise.
11955 (cortexa57_vector_cost): LIkewise.
11956 (exynosm1_vector_cost): Likewise.
11957 (xgene1_vector_cost): Likewise.
11958 (thunderx2t99_vector_cost): Improve after the splitting of the two
11959 fields.
11960 (aarch64_builtin_vectorization_cost): Update for the splitting of
11961 scalar_stmt_cost and vec_stmt_cost.
11963 2017-02-01 Torvald Riegel <triegel@redhat.com>
11964 Richard Henderson <rth@redhat.com>
11966 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
11967 conditional on existance of a fast atomic load.
11968 * optabs-query.c (can_atomic_load_p): New function.
11969 * optabs-query.h (can_atomic_load_p): Declare it.
11970 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
11971 no fast atomic load is available for the particular size of access.
11972 (expand_atomic_compare_and_swap): Likewise.
11973 (expand_atomic_load): Likewise.
11974 (expand_atomic_store): Likewise.
11975 (expand_atomic_fetch_op): Likewise.
11976 * testsuite/lib/target-supports.exp
11977 (check_effective_target_sync_int_128): Remove x86 because it provides
11978 no fast atomic load.
11979 (check_effective_target_sync_int_128_runtime): Likewise.
11981 2017-02-01 Richard Biener <rguenther@suse.de>
11983 * graphite.c: Include tree-vectorizer.h for find_loop_location.
11984 (graphite_transform_loops): Provide opt-info for optimized nests.
11985 * tree-parloop.c (parallelize_loops): Provide opt-info for
11986 parallelized loops.
11988 2017-02-01 Richard Biener <rguenther@suse.de>
11990 PR middle-end/79315
11991 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
11992 was not set before.
11994 2017-02-01 Richard Biener <rguenther@suse.de>
11996 PR tree-optimization/71824
11997 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11998 Verify the loops are valid in the merged SESE region.
11999 (scop_detection::can_represent_loop_1): Check analyzing the
12000 evolution of the number of iterations in the region succeeds.
12002 2017-01-31 Ian Lance Taylor <iant@golang.org>
12004 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
12005 REG_ARGS_SIZE note to 32-bit push insns and call insn.
12007 2017-01-31 David Malcolm <dmalcolm@redhat.com>
12009 PR preprocessor/79210
12010 * input.c (get_substring_ranges_for_loc): Replace line_width
12011 assertion with error-handling.
12013 2017-01-31 Richard Biener <rguenther@suse.de>
12015 PR tree-optimization/77318
12016 * graphite-sese-to-poly.c (extract_affine): Fix assert.
12017 (create_pw_aff_from_tree): Take loop parameter.
12018 (add_condition_to_pbb): Pass loop of the condition to
12019 create_pw_aff_from_tree.
12021 2017-01-31 Jakub Jelinek <jakub@redhat.com>
12023 * config/s390/s390.c (s390_asan_shadow_offset): New function.
12024 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
12026 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12028 PR target/78597
12029 PR target/79038
12030 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
12031 no longer used.
12032 (convert_int_to_float128): Likewise.
12033 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
12034 (convert_int_to_float128): Likewise.
12035 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
12036 (UNSPEC_IEEE128_CONVERT): Likewise.
12037 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
12038 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
12039 Use local variables for IBM extended format.
12040 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
12041 (fix_trunc<mode>si2_fprs): Likewise.
12042 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
12043 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
12044 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
12045 to know that we can now have integers of all sizes in vector
12046 registers.
12047 (fix<uns>_<mode>di2_hw): Likewise.
12048 (float<uns>_<mode>si2_hw): Likewise.
12049 (fix_<mode>si2_hw): Likewise.
12050 (fixuns_<mode>si2_hw): Likewise.
12051 (float<uns>_<mode>di2_hw): Likewise.
12052 (float_<mode>di2_hw): Likewise.
12053 (float_<mode>si2_hw): Likewise.
12054 (floatuns_<mode>di2_hw): Likewise.
12055 (floatuns_<mode>si2_hw): Likewise.
12056 (xscvqp<su>wz_<mode>): Delete, no longer used.
12057 (xscvqp<su>dz_<mode>): Likewise.
12058 (xscv<su>dqp_<mode>): Likewise.
12059 (ieee128_mfvsrd_64bit): Likewise.
12060 (ieee128_mfvsrd_32bit): Likewise.
12061 (ieee128_mfvsrwz): Likewise.
12062 (ieee128_mtvsrw): Likewise.
12063 (ieee128_mtvsrd_64bit): Likewise.
12064 (ieee128_mtvsrd_32bit): Likewise.
12066 2017-01-31 Martin Liska <mliska@suse.cz>
12068 PR ipa/79285
12069 * ipa-prop.c (ipa_free_all_node_params): Call release method
12070 instead of ~sumbol_summary to not to trigger double times
12071 dtor of hash_map.
12073 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
12075 PR tree-optimization/71691
12076 * bitmap.h (class auto_bitmap): New.
12077 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
12078 is_maybe_undefined instead of ssa_undefined_value_p.
12080 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12082 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
12083 __S390_ARCH_LEVEL__ to __ARCH__.
12085 2017-01-31 Jakub Jelinek <jakub@redhat.com>
12087 PR tree-optimization/79267
12088 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
12089 if should_remove_lhs_p is true.
12091 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
12093 PR debug/63238
12094 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
12095 (add_alignment_attribute): New.
12096 (base_type_die): Add alignment attribute.
12097 (subrange_type_die): Likewise.
12098 (modified_type_die): Likewise.
12099 (gen_array_type_die): Likewise.
12100 (gen_descr_array_type_die: Likewise.
12101 (gen_enumeration_type_die): Likewise.
12102 (gen_subprogram_die): Likewise.
12103 (gen_variable_die): Likewise.
12104 (gen_field_die): Likewise.
12105 (gen_ptr_to_mbr_type_die): Likewise.
12106 (gen_struct_or_union_type_die): Likewise.
12107 (gen_subroutine_type_die): Likewise.
12108 (gen_typedef_die): Likewise.
12109 (base_type_cmp): Compare alignment attribute.
12111 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12113 PR target/79170
12114 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
12115 (setb_unsigned) New pattern for setb with CCUNS.
12116 * config/rs6000/rs6000.c (expand_block_compare): Use a different
12117 subfc./subfe sequence to avoid overflow problems. Generate a
12118 shorter sequence with cmpld/setb for power9.
12119 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
12120 for generating subfc. instruction.
12121 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
12122 now uses this instruction.
12124 2017-01-30 Ian Lance Taylor <iant@google.com>
12126 PR debug/79289
12127 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
12128 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
12130 2017-01-30 Martin Sebor <msebor@redhat.com>
12132 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
12133 Move constant to the right of a relational operator.
12134 (get_mpfr_format_length, format_character, format_string): Ditto.
12135 (should_warn_p, maybe_warn): Same.
12137 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
12139 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
12141 PR lto/79061
12142 * asan.c (get_translation_unit_decl): Remove function.
12143 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
12145 2017-01-30 Martin Liska <mliska@suse.cz>
12147 PR gcov-profile/79259
12148 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
12149 -fprofile-generate.
12151 2017-01-30 Martin Liska <mliska@suse.cz>
12153 PR bootstrap/78985
12154 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
12155 Initialize variables with NULL value.
12157 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
12159 PR target/79260
12160 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
12161 tm_p_file.
12162 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
12164 2017-01-30 Richard Biener <rguenther@suse.de>
12166 PR tree-optimization/79276
12167 * tree-vrp.c (process_assert_insertions): Properly adjust common
12168 when removing a duplicate.
12170 * gcc.dg/torture/pr79276.c: New testcase.
12172 2017-01-30 Richard Biener <rguenther@suse.de>
12174 PR tree-optimization/79256
12175 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
12176 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
12177 alignment on TYPE.
12178 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
12180 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
12182 PR target/79240
12183 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
12184 ("*r<noxa>sbg_<mode>_sll_bitmask")
12185 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12186 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
12187 Use contiguous_bitmask_nowrap_operand.
12189 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12191 PR target/79268
12192 * config/rs6000/altivec.h (vec_xl): Revise #define.
12193 (vec_xst): Likewise.
12195 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
12197 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
12199 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
12201 PR rtl-optimization/79194
12202 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
12203 traps before call to bypass_conditional_jumps.
12205 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
12207 PR tree-optimization/71374
12208 * lra-constraints.c (check_conflict_input_operands): New.
12209 (match_reload): Use it.
12211 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
12213 PR target/79131
12214 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
12215 account to calculate conflict_set.
12217 2017-01-27 Bin Cheng <bin.cheng@arm.com>
12219 PR rtl-optimization/78559
12220 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
12221 other_insn in combine.
12223 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
12225 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
12226 uint16_type_node for BT_UINT16.
12228 2017-01-27 David Malcolm <dmalcolm@redhat.com>
12230 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
12231 "RTL Tests" to menu.
12232 (GIMPLE Tests): New node.
12233 (RTL Tests): New node.
12235 2017-01-27 Richard Biener <rguenther@suse.de>
12237 PR tree-optimization/79245
12238 * tree-loop-distribution.c (distribute_loop): Apply cost
12239 modeling also to detected patterns.
12241 2017-01-27 Richard Biener <rguenther@suse.de>
12243 PR tree-optimization/71433
12244 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
12245 (compare_assert_loc): New function.
12246 (process_assert_insertions): Sort and optimize assert locations
12247 to remove duplicates and push down identical assertions on
12248 edges to their destination block.
12250 2017-01-27 Richard Biener <rguenther@suse.de>
12252 PR tree-optimization/79244
12253 * tree-vrp.c (remove_range_assertions): Forcefully propagate
12254 out SSA names even if abnormal.
12256 2017-01-27 Jakub Jelinek <jakub@redhat.com>
12258 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
12259 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
12260 instead of MPFR_RNDN.
12262 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
12264 PR target/79239
12265 * arm.c (arm_option_override): Don't call build_target_option_node
12266 until after doing all option overrides.
12267 (arm_valid_target_attribute_tree): Likewise.
12269 2017-01-27 Martin Liska <mliska@suse.cz>
12271 * doc/invoke.texi (-fprofile-arcs): Document profiling support
12272 for {cd}tors and C++ {cd}tors.
12274 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12276 * config/s390/s390.md ("*setmem_long_and")
12277 ("*setmem_long_and_31z"): Use zero_extend instead of and.
12279 2017-01-26 Martin Sebor <msebor@redhat.com>
12281 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
12282 of precision.
12284 2017-01-26 Martin Sebor <msebor@redhat.com>
12286 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
12287 HAVE_DFmode before using XFmode or DFmode.
12288 (parse_directive): Avoid using the z length modifier to avoid
12289 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
12291 PR middle-end/78703
12292 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
12293 to accept adjustment as an array.
12294 (get_int_range): New function.
12295 (struct directive): Make width and prec arrays.
12296 (directive::set_width, directive::set_precision): Call get_int_range.
12297 (format_integer, format_floating): Handle width and precision ranges.
12298 (format_string, parse_directive): Same.
12300 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12302 PR debug/79129
12303 * dwarf2out.c (generate_skeleton_bottom_up): For children with
12304 comdat_type_p set, just clone them, but keep the children in the
12305 original DIE.
12307 PR debug/78835
12308 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
12309 which have direct callers with -fvar-tracking-assignments enabled
12310 in the current TU.
12311 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
12312 inside of type units.
12314 2017-01-26 Martin Sebor <msebor@redhat.com>
12316 PR middle-end/78703
12317 * gimple-ssa-sprintf.c (struct result_range): Add likely and
12318 unlikely counters.
12319 (struct format_result): Replace number_chars, number_chars_min,
12320 and number_chars_max with a single member of struct result_range.
12321 Remove bounded.
12322 (format_result::operator+=): Adjust.
12323 (struct fmtresult): Remove bounded. Handle likely and unlikely
12324 counters.
12325 (fmtresult::adjust_for_width_or_precision): New function.
12326 (fmtresult:type_max_digits): New function.
12327 (bytes_remaining): Handle likely and unlikely counters.
12328 (min_bytes_remaining): Remove.
12329 (format_percent): Simplify.
12330 (format_integer, format_floating): Set likely and unlikely counters.
12331 (get_string_length, format_character, format_string): Same.
12332 (format_plain, should_warn_p): New function.
12333 (maybe_warn): Call should_warn_p. Update diagnostic messages
12334 and handle those for all directives, including plain strings.
12335 (format_directive): Handle likely and unlikely counters.
12336 Remove unnecessary quoting from diagnostics. Add an informational
12337 note.
12338 (add_bytes): Remove.
12339 (pass_sprintf_length::compute_format_length): Simplify.
12340 (try_substitute_return_value): Handle likely and unlikely counters.
12342 2017-01-26 Carl Love <cel@us.ibm.com>
12344 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
12345 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
12347 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
12349 PR target/79131
12350 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
12351 endianess for subregs into account.
12352 * lra-constraints.c (lra_constraints): Do risky transformations
12353 always on the first iteration.
12354 * lra-lives.c (check_pseudos_live_through_calls): Add arg
12355 last_call_used_reg_set.
12356 (process_bb_lives): Define and use last_call_used_reg_set.
12357 * lra.c (lra): Always continue after lra_constraints on the first
12358 iteration.
12360 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
12362 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
12363 constant.
12364 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
12366 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12368 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
12369 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
12370 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
12371 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
12372 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
12373 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
12374 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
12375 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
12376 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
12378 2017-01-26 Marek Polacek <polacek@redhat.com>
12380 PR c/79199
12381 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
12382 for the third operand.
12384 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12386 PR middle-end/79236
12387 * omp-low.c (struct omp_context): Add simt_stmt field.
12388 (scan_omp_for): Return omp_context *.
12389 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
12390 context to the _simt_ SIMD stmt.
12391 (lower_omp_for): For combined SIMD with sibling _simt_
12392 SIMD, make sure to use the same decls in _looptemp_
12393 clauses as in the sibling.
12395 2017-01-26 David Sherwood <david.sherwood@arm.com>
12397 PR middle-end/79212
12398 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
12399 all contexts.
12401 2017-01-26 Jakub Jelinek <jakub@redhat.com>
12403 PR target/70465
12404 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
12405 emit fld b; fld a; if possible.
12407 * brig-builtins.def: Update copyright years.
12408 * config/arm/arm_acle_builtins.def: Update copyright years.
12410 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12412 PR target/79179
12413 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
12414 constraint instead of o for the stxsd instruction.
12416 2017-01-25 Carl Love <cel@us.ibm.com>
12418 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
12419 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
12421 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
12423 * doc/invoke.texi (C++ Dialect Options): Fix typo.
12425 2017-01-25 Richard Biener <rguenther@suse.de>
12427 PR tree-optimization/69264
12428 * target.def (vector_alignment_reachable): Improve documentation.
12429 * doc/tm.texi: Regenerate.
12430 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
12431 and add a comment.
12432 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
12433 earlier changes with respect to TYPE_USER_ALIGN.
12434 (vector_alignment_reachable_p): Likewise. Improve dumping.
12436 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12438 PR target/79145
12439 * config/arm/arm.md (xordi3): Force constant operand into a register
12440 for TARGET_IWMMXT.
12442 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12444 * doc/invoke.texi (-fstore-merging): Correct default optimization
12445 levels at which it is enabled.
12446 (-O): Move -fstore-merging from list to...
12447 (-O2): ... Here.
12449 2017-01-25 Richard Biener <rguenther@suse.de>
12451 PR debug/78363
12452 * omp-expand.c: Include debug.h.
12453 (expand_omp_taskreg): Make sure to generate early debug before
12454 outlining anything from a function.
12455 (expand_omp_target): Likewise.
12456 (grid_expand_target_grid_body): Likewise.
12458 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
12460 PR lto/79061
12461 * asan.c (get_translation_unit_decl): New function.
12462 (asan_add_global): Extract modules file name from globals
12463 TRANSLATION_UNIT_DECL name.
12465 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
12467 PR target/77439
12468 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
12469 for long calls with APCS frame and VFP.
12471 2017-01-24 David Malcolm <dmalcolm@redhat.com>
12473 * cfg.c (original_copy_tables_initialized_p): New function.
12474 * cfg.h (original_copy_tables_initialized_p): New decl.
12475 * cfgrtl.c (relink_block_chain): Guard the call to
12476 free_original_copy_tables with a call to
12477 original_copy_tables_initialized_p.
12478 * cgraph.h (symtab_node::native_rtl_p): New decl.
12479 * cgraphunit.c (symtab_node::native_rtl_p): New function.
12480 (symtab_node::needed_p): Don't assert for early assembly output
12481 for __RTL functions.
12482 (cgraph_node::finalize_function): Set "force_output" for __RTL
12483 functions.
12484 (cgraph_node::analyze): Bail out early for __RTL functions.
12485 (analyze_functions): Update assertion to support __RTL functions.
12486 (cgraph_node::expand): Bail out early for __RTL functions.
12487 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
12488 __RTL functions.
12489 * function.h (struct function): Update comment for field
12490 "pass_startwith".
12491 * gimple-expr.c: Include "tree-pass.h".
12492 (gimple_has_body_p): Return false for __RTL functions.
12493 * Makefile.in (OBJS): Add run-rtl-passes.o.
12494 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
12495 accessor.
12496 (gcc::pass_manager::get_clean_slate): New accessor.
12497 * passes.c: Include "insn-addr.h".
12498 (should_skip_pass_p): Add logging. Update logic for running
12499 "expand" to be compatible with both __GIMPLE and __RTL. Guard
12500 property-provider override so it is only done for gimple passes.
12501 Don't skip dfinit.
12502 (skip_pass): New function.
12503 (execute_one_pass): Call skip_pass when skipping passes.
12504 * read-md.c (md_reader::read_char): Support filtering
12505 the input to a subset of line numbers.
12506 (md_reader::md_reader): Initialize fields
12507 m_first_line and m_last_line.
12508 (md_reader::read_file_fragment): New function.
12509 * read-md.h (md_reader::read_file_fragment): New decl.
12510 (md_reader::m_first_line): New field.
12511 (md_reader::m_last_line): New field.
12512 * read-rtl-function.c (function_reader::create_function): Only
12513 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
12514 curr_properties. Set DECL_INITIAL to a dummy block.
12515 (read_rtl_function_body_from_file_range): New function.
12516 * read-rtl-function.h (read_rtl_function_body_from_file_range):
12517 New decl.
12518 * run-rtl-passes.c: New file.
12519 * run-rtl-passes.h: New file.
12521 2017-01-24 Jeff Law <law@redhat.com>
12523 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
12524 buffer size.
12526 2017-01-24 Bin Cheng <bin.cheng@arm.com>
12528 PR tree-optimization/79159
12529 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
12530 (record_nonwrapping_iv): Improve boundary using above function if no
12531 value range information.
12533 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
12534 Martin Jambor <mjambor@suse.cz>
12536 * brig-builtins.def: New file.
12537 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
12538 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
12539 (DEF_HSAIL_SAT_BUILTIN): Likewise.
12540 (DEF_HSAIL_INTR_BUILTIN): Likewise.
12541 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
12542 * builtin-types.def (BT_INT8): New.
12543 (BT_INT16): Likewise.
12544 (BT_UINT8): Likewise.
12545 (BT_UINT16): Likewise.
12546 (BT_FN_ULONG): Likewise.
12547 (BT_FN_UINT_INT): Likewise.
12548 (BT_FN_UINT_ULONG): Likewise.
12549 (BT_FN_UINT_LONG): Likewise.
12550 (BT_FN_UINT_PTR): Likewise.
12551 (BT_FN_ULONG_PTR): Likewise.
12552 (BT_FN_INT8_FLOAT): Likewise.
12553 (BT_FN_INT16_FLOAT): Likewise.
12554 (BT_FN_UINT32_FLOAT): Likewise.
12555 (BT_FN_UINT16_FLOAT): Likewise.
12556 (BT_FN_UINT8_FLOAT): Likewise.
12557 (BT_FN_UINT64_FLOAT): Likewise.
12558 (BT_FN_UINT16_UINT32): Likewise.
12559 (BT_FN_UINT32_UINT16): Likewise.
12560 (BT_FN_UINT16_UINT16_UINT16): Likewise.
12561 (BT_FN_INT_PTR_INT): Likewise.
12562 (BT_FN_UINT_PTR_UINT): Likewise.
12563 (BT_FN_LONG_PTR_LONG): Likewise.
12564 (BT_FN_ULONG_PTR_ULONG): Likewise.
12565 (BT_FN_VOID_UINT64_UINT64): Likewise.
12566 (BT_FN_UINT8_UINT8_UINT8): Likewise.
12567 (BT_FN_INT8_INT8_INT8): Likewise.
12568 (BT_FN_INT16_INT16_INT16): Likewise.
12569 (BT_FN_INT_INT_INT): Likewise.
12570 (BT_FN_UINT_FLOAT_UINT): Likewise.
12571 (BT_FN_FLOAT_UINT_UINT): Likewise.
12572 (BT_FN_ULONG_UINT_UINT): Likewise.
12573 (BT_FN_ULONG_UINT_PTR): Likewise.
12574 (BT_FN_ULONG_ULONG_ULONG): Likewise.
12575 (BT_FN_UINT_UINT_UINT): Likewise.
12576 (BT_FN_VOID_UINT_PTR): Likewise.
12577 (BT_FN_UINT_UINT_PTR: Likewise.
12578 (BT_FN_UINT32_UINT64_PTR): Likewise.
12579 (BT_FN_INT_INT_UINT_UINT): Likewise.
12580 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
12581 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
12582 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
12583 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
12584 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
12585 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
12586 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
12587 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
12588 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
12589 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
12590 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
12591 * doc/frontends.texi: List BRIG FE.
12592 * doc/install.texi (Testing): Add BRIG tesring requirements.
12593 * doc/invoke.texi (Overall Options): Mention BRIG.
12594 * doc/standards.texi (Standards): Doucment BRIG HSA version.
12596 2017-01-24 Richard Biener <rguenther@suse.de>
12598 PR translation/79208
12599 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
12601 2017-01-24 Martin Jambor <mjambor@suse.cz>
12603 PR bootstrap/79198
12604 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
12605 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
12606 and known_contexts.
12608 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
12610 PR middle-end/79123
12611 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
12612 casts from signed to unsigned really don't have a range.
12614 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
12616 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
12617 GMP_RNDx for compatiblity.
12619 2017-01-24 Martin Liska <mliska@suse.cz>
12621 PR bootstrap/79132
12622 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
12623 that would prevent us to call alloca with -1 as argument.
12625 2017-01-24 Jakub Jelinek <jakub@redhat.com>
12627 * dwarf2out.c (output_compilation_unit_header, output_file_names):
12628 Avoid -Wformat-security warning.
12630 2017-01-23 Andrew Pinski <apinski@cavium.com>
12632 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
12633 cost table.
12635 2017-01-23 Martin Sebor <msebor@redhat.com>
12637 PR middle-end/78703
12638 * gimple-ssa-sprintf.c (warn_level): New global.
12639 (format_integer): Use it here and throughout the rest of the file.
12640 Use the same switch to compute sign as base.
12641 (maybe_warn): New function.
12642 (format_directive): Factor out warnings into maybe_warn.
12643 Add debugging output. Use warn_level.
12644 (add_bytes): Use warn_level.
12645 (pass_sprintf_length::compute_format_length): Add debugging output.
12646 (try_substitute_return_value): Same.
12647 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
12649 PR middle-end/78703
12650 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
12651 (struct fmtresult, format_integer, format_floating): Adjust.
12652 (fmtresult::fmtresult): Set max correctly in two argument ctor.
12653 (get_string_length, format_string,format_directive): Same.
12654 (pass_sprintf_length::compute_format_length): Same.
12655 (try_substitute_return_value): Simplify slightly.
12657 PR middle-end/78703
12658 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
12659 (fmtresult::operator+=): Outlined.
12660 (struct fmtresult): Add ctors.
12661 (struct conversion_spec): Rename...
12662 (struct directive): ...to this. Add and remove data members.
12663 (directive::set_width, directive::set_precision): New functions.
12664 (format_percent): Use fmtresult ctor.
12665 (get_width_and_precision): Remove.
12666 (format_integer): Make naming changes. Avoid computing width and
12667 precision.
12668 (format_floating): Same. Adjust indentation.
12669 (format_character, format_none): New functions.
12670 (format_string): Moved character handling to format_character.
12671 (format_directive): Remove arguments, change return type.
12672 (parse_directive): New function.
12673 (pass_sprintf_length::compute_format_length): Move directive
12674 parsing to parse_directive.
12676 2017-01-23 Jakub Jelinek <jakub@redhat.com>
12678 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
12679 (assign_assembler_name_if_needed): ... this.
12680 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
12681 (assign_assembler_name_if_needed): ... this.
12682 (free_lang_data_in_cgraph): Adjust callers.
12683 * cgraphunit.c (cgraph_node::analyze): Likewise.
12684 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
12685 Likewise.
12687 2017-01-23 Richard Biener <rguenther@suse.de>
12689 PR tree-optimization/79088
12690 PR tree-optimization/79188
12691 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
12692 resetting loop bounds after last path deletion. Reset loop
12693 bounds of the target loop, make code match the comments.
12694 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
12695 Make sure loops need no fixups.
12697 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
12699 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
12700 exponent support with double type for first argument.
12701 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
12702 type returned by __builtin_vec_extract_sig,
12703 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
12704 functions from "vector int" to "vector unsigned int" or from
12705 "vector long long int" to "vector unsigned long long int".
12706 Changed type returned by __builtin_vec_extract_exp,
12707 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
12708 functions from "vector int" to "vector unsigned int" or from
12709 "vector long long int" to "vector unsigned long long int".
12710 Changed return type of __builtin_vec_test_data_class,
12711 __builtin_vec_test_data_class_sp, and
12712 __builtin_vec_test_data_class_dp from "vector int" to
12713 "vector bool int" or from "vector long long int" to "vector bool
12714 long long int" and changed second argument type from "unsigned
12715 int" to "int". Added new overloaded function forms "vector float
12716 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
12717 "vector float __builtin_vec_insert_exp_sp (vector float, vector
12718 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
12719 double, vector unsigned long long int)" and "vector double
12720 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
12721 long int)". Changed return type of
12722 __builtin_scalar_test_data_class and
12723 __builtin_scalar_test_data_class_sp and
12724 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
12725 int" and changed second argument from "unsigned int" to "int".
12726 Changed type returned by __builtin_scalar_test_neg,
12727 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
12728 from "int" to "bool int". Added new overloaded function form
12729 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
12730 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
12731 exponent double-precision with floating point first argument.
12732 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
12733 documentation of scalar_test_data_class, scalar_test_neg,
12734 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
12735 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
12736 vec_test_data_class built-in functions to reflect refinements in
12737 their type signatures.
12739 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
12741 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
12742 size of buf.
12743 (aarch64_elf_asm_destructor): Likewise.
12745 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
12747 PR rtl-optimization/78634
12748 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
12749 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
12750 * ifcvt.c (noce_try_cmove): Add missing cost check.
12752 PR rtl-optimization/71724
12753 * combine.c (if_then_else_cond): Look for situations where it is
12754 beneficial to undo the work of one of the recursive calls.
12756 2017-01-23 Bin Cheng <bin.cheng@arm.com>
12758 PR tree-optimization/70754
12759 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
12760 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
12761 combined stmt before it if not NULL.
12762 (combine_chains): Process refs reversely and compute dominance point
12763 for root ref.
12765 2017-01-23 Martin Liska <mliska@suse.cz>
12767 PR tree-optimization/79196
12768 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
12769 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
12770 instead of memcmp.
12771 (strlen_optimize_stmt): Call the renamed function.
12773 2017-01-23 Michael Matz <matz@suse.de>
12775 PR tree-optimization/78384
12776 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
12778 2017-01-23 Richard Biener <rguenther@suse.de>
12780 PR tree-optimization/79186
12781 * tree-vrp.c (register_new_assert_for): Make sure we've seen
12782 both incoming edges before moving an assert.
12784 2017-01-23 Martin Jambor <mjambor@suse.cz>
12786 * ipa-prop.c (load_from_param_1): Removed.
12787 (load_from_unmodified_param): Bits from load_from_param_1 put back
12788 here.
12789 (load_from_param): Removed.
12790 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
12791 with stmt. Reverted back to use of load_from_unmodified_param.
12793 2017-01-23 Martin Jambor <mjambor@suse.cz>
12795 PR ipa/79108
12796 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
12797 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
12798 field a pointer to garbage collected vector, mark lattices and
12799 ipcp_orig_node with GTY((skip)).
12800 (ipa_get_param_count): Adjust to descriptors being a pointer.
12801 (ipa_get_param): Likewise.
12802 (ipa_get_type): Likewise.
12803 (ipa_get_param_move_cost): Likewise.
12804 (ipa_set_param_used): Likewise.
12805 (ipa_get_controlled_uses): Likewise.
12806 (ipa_set_controlled_uses): Likewise.
12807 (ipa_is_param_used): Likewise.
12808 (ipa_node_params_t): Move into garbage collector. New methods insert
12809 and remove.
12810 (ipa_node_params_sum): Annotate wth GTY(()).
12811 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
12812 garbage collected.
12813 (ipa_load_from_parm_agg): Adjust declaration.
12814 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
12815 * ipa-profile.c (ipa_profile): Likewise.
12816 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
12817 (ipa_populate_param_decls): Make descriptors parameter garbage
12818 collected.
12819 (ipa_dump_param): Adjust to descriptors being a pointer.
12820 (ipa_alloc_node_params): Likewise.
12821 (ipa_initialize_node_params): Likewise.
12822 (load_from_param_1): Make descriptors parameter garbage collected.
12823 (load_from_unmodified_param): Likewise.
12824 (load_from_param): Likewise.
12825 (ipa_load_from_parm_agg): Likewise.
12826 (ipa_node_params::~ipa_node_params): Removed.
12827 (ipa_free_all_node_params): Remove call to delete operator.
12828 (ipa_node_params_t::insert): New.
12829 (ipa_node_params_t::remove): Likewise.
12830 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
12831 copy known_csts and known_contexts vectors.
12832 (ipa_read_node_info): Adjust to descriptors being a pointer.
12833 (ipcp_modif_dom_walker): Make m_descriptors field garbage
12834 collected.
12835 (ipcp_transform_function): Make descriptors variable garbage
12836 collected.
12838 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
12840 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
12841 * config/i386/avx512dqintrin.h: Ditto.
12842 * config/i386/avx512fintrin.h: Ditto.
12843 * gcc/config/i386/i386.c: Handle new builtins.
12844 * config/i386/i386-builtin.def: Add new builtins.
12845 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
12846 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
12848 2017-01-23 Jakub Jelinek <jakub@redhat.com>
12849 Martin Liska <mliska@suse.cz>
12851 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
12852 * asan.c (asan_expand_poison_ifn): Support stores and use
12853 appropriate ASAN report function.
12854 * internal-fn.c (expand_ASAN_POISON_USE): New function.
12855 * internal-fn.def (ASAN_POISON_USE): Declare.
12856 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
12857 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
12858 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
12859 ASAN_POISON calls w/o LHS.
12860 * tree-ssa.c (execute_update_addresses_taken): Create clobber
12861 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
12862 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
12863 * gimplify.c (asan_poison_variables): Add attribute
12864 use_after_scope_memory to variables that really needs to live
12865 in memory.
12866 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
12867 having the attribute.
12869 2017-01-23 Martin Liska <mliska@suse.cz>
12871 * asan.c (create_asan_shadow_var): New function.
12872 (asan_expand_poison_ifn): Likewise.
12873 * asan.h (asan_expand_poison_ifn): New declaration.
12874 * internal-fn.c (expand_ASAN_POISON): Likewise.
12875 * internal-fn.def (ASAN_POISON): New builtin.
12876 * sanopt.c (pass_sanopt::execute): Expand
12877 asan_expand_poison_ifn.
12878 * tree-inline.c (copy_decl_for_dup_finish): Make function
12879 external.
12880 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
12881 * tree-ssa.c (is_asan_mark_p): New function.
12882 (execute_update_addresses_taken): Rewrite local variables
12883 (identified just by use-after-scope as addressable) into SSA.
12885 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
12887 * doc/install.texi (Specific): opensource.apple.com uses https
12888 now. Remove trailing slash.
12890 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
12892 * README.Portability: Remove note on an Irix compatibility issue.
12894 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
12896 * gcov.c (INCLUDE_ALGORITHM): Define.
12897 (INCLUDE_VECTOR): Define.
12898 No longer include <vector> and <algorithm> directly.
12900 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
12902 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
12903 to https.
12904 * doc/invoke.texi (Code Gen Options): Ditto.
12906 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
12908 PR lto/78407
12909 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
12911 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
12913 rtl-optimization/79125
12914 * cprop.c (local_cprop_pass): Handle cases where we make an
12915 unconditional trap.
12917 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
12919 PR target/61729
12920 PR target/77850
12921 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
12922 read from, for big endian.
12924 2017-01-20 Jiong Wang <jiong.wang@arm.com>
12926 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
12927 register pauth builtins for LP64 only.
12929 2017-01-20 Marek Polacek <polacek@redhat.com>
12931 PR c/79152
12932 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
12933 non-case labels.
12935 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
12937 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
12938 of safelen status.
12939 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
12940 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
12941 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
12943 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12945 PR target/71270
12946 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
12947 in big-endian mode when they are not a single duplicated value.
12949 2017-01-20 Richard Biener <rguenther@suse.de>
12951 * BASE-VER: Bump to 7.0.1.
12953 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
12955 * omp-low.c (omplow_simd_context): New struct. Use it...
12956 (lower_rec_simd_input_clauses): ...here and...
12957 (lower_rec_input_clauses): ...here to hold common data. Adjust all
12958 references to idx, lane, max_vf, is_simt.
12960 2017-01-20 Graham Markall <graham.markall@embecosm.com>
12962 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
12963 mcpu=nps400.
12965 2017-01-20 Martin Jambor <mjambor@suse.cz>
12967 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
12968 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
12969 gt-hsa-common.h.
12970 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
12971 (GTFILES): Rename hsa.c to hsa-common.c.
12972 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
12973 * hsa-dump.c: Likewise.
12974 * hsa-gen.c: Likewise.
12975 * hsa-regalloc.c: Likewise.
12976 * ipa-hsa.c: Likewise.
12977 * omp-expand.c: Likewise.
12978 * omp-low.c: Likewise.
12979 * toplev.c: Likewise.
12981 2017-01-20 Marek Polacek <polacek@redhat.com>
12983 PR c/64279
12984 * doc/invoke.texi: Document -Wduplicated-branches.
12985 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
12986 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
12987 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
12988 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
12989 return 0 only when not OEP_LEXICOGRAPHIC.
12990 (fold_build_cleanup_point_expr): Use the expression
12991 location when building CLEANUP_POINT_EXPR.
12992 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
12993 * tree.c (add_expr): Handle error_mark_node.
12995 2017-01-20 Martin Liska <mliska@suse.cz>
12997 PR lto/69188
12998 * tree-profile.c (init_ic_make_global_vars): Do not call
12999 finalize_decl.
13000 (gimple_init_gcov_profiler): Likewise.
13002 2017-01-20 Martin Liska <mliska@suse.cz>
13004 PR ipa/71190
13005 * cgraph.h (maybe_create_reference): Remove argument and
13006 update comment.
13007 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
13008 argument.
13009 * ipa-cp.c (create_specialized_node): Likewise.
13010 * symtab.c (symtab_node::maybe_create_reference): Handle
13011 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
13013 2017-01-20 Martin Liska <mliska@suse.cz>
13015 * read-rtl-function.c (function_reader::create_function): Use
13016 build_decl instread of build_decl_stat.
13018 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
13020 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
13021 * config/i386/avx512dqintrin.h: Ditto.
13022 * config/i386/avx512fintrin.h: Ditto.
13023 * config/i386/i386-builtin-types.def: Add new types.
13024 * gcc/config/i386/i386.c: Handle new types.
13025 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
13026 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
13027 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
13028 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
13029 (__builtin_ia32_kshiftridi): New.
13030 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
13032 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
13034 PR target/78875
13035 PR target/79140
13036 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
13037 define to rs6000_init_stack_protect_guard.
13038 (rs6000_init_stack_protect_guard): New function.
13040 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
13041 Yunqiang Su <yunqiang.su@imgtec.com>
13043 * config.gcc (supported_defaults): Add madd4.
13044 (with_madd4): Add validation.
13045 (all_defaults): Add madd4.
13046 * config/mips/mips.opt (mmadd4): New option.
13047 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13048 mmadd4.
13049 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
13050 __mips_no_madd4.
13051 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
13052 (ISA_HAS_FUSED_MADD4): Likewise.
13053 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
13054 * gcc/doc/install.texi (--with-madd4): Document the new option.
13056 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13058 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
13059 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
13060 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
13061 (aarch64_init_pauth_hint_builtins): New.
13062 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
13063 (aarch64_expand_builtin): Expand new builtins.
13065 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13067 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
13068 * combine-stack-adj.c (no_unhandled_cfa): Handle
13069 REG_CFA_TOGGLE_RA_MANGLE.
13070 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
13071 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
13072 info for return address signing.
13073 (aarch64_expand_epilogue): Likewise.
13075 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13077 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
13078 * config/aarch64/aarch64-protos.h
13079 (aarch64_return_address_signing_enabled): New declaration.
13080 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
13081 New function.
13082 (aarch64_expand_prologue): Sign return address before it's pushed onto
13083 stack.
13084 (aarch64_expand_epilogue): Authenticate return address fetched from
13085 stack.
13086 (aarch64_override_options): Sanity check for ILP32 and ISA level.
13087 (aarch64_attributes): New function attributes for "sign-return-address".
13088 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
13089 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
13090 ("*do_return"): Generate combined instructions according to key index.
13091 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
13092 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
13093 iterators.
13094 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
13095 * config/aarch64/aarch64.opt (msign-return-address=): New.
13096 * doc/extend.texi (AArch64 Function Attributes): Documents
13097 "sign-return-address=".
13098 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
13100 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
13102 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
13103 overall option summary.
13105 2017-01-19 Jiong Wang <jiong.wang@arm.com>
13107 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
13108 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
13109 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
13110 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
13112 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
13114 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
13115 -mpower9-minmax by default for -mcpu=power9.
13116 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
13117 128-bit floating point.
13119 2017-01-20 Alan Modra <amodra@gmail.com>
13121 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
13122 optimizing for size.
13124 2017-01-20 Alan Modra <amodra@gmail.com>
13126 PR target/79144
13127 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
13128 for strcmp and strncmp from corresponding builtin decl.
13130 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
13132 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
13133 instead of i386/rtems-64.h.
13134 * config/i386/rtems-64.h: Remove.
13136 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
13138 PR target/78478
13139 Revert:
13140 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
13142 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
13144 2017-01-19 Tamar Christina <tamar.christina@arm.com>
13146 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
13147 Change int to HOST_WIDE_INT.
13148 * config/aarch64/aarch64-protos.h
13149 (aarch64_simd_gen_const_vector_dup): Likewise.
13150 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
13152 2017-01-19 David Malcolm <dmalcolm@redhat.com>
13154 * langhooks-def.h (lhd_type_for_size): New decl.
13155 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
13156 * langhooks.c (lhd_type_for_size): New function, taken from
13157 lto_type_for_size.
13159 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
13161 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
13162 define_bypass for CR latency.
13163 (power9-cracked-alu): Update bypass latency and remove power9-branch.
13164 (power9-alu2): Add define_bypass for CR latency.
13165 (power9-cmp): New.
13166 (power9-mul): Update insn latency.
13167 (power9-mul-compare): Update insn latency, bypass latency and remove
13168 power9-branch.
13170 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13172 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
13173 Delete.
13174 * config/aarch64/aarch64.md
13175 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
13176 aarch64_nopcrelative_literal_loads.
13177 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
13179 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
13181 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
13182 TARGET_LOONGSON_3A.
13183 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
13185 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
13187 PR target/78176
13188 * config.gcc (supported_defaults): Add lxc1-sxc1.
13189 (with_lxc1_sxc1): Add validation.
13190 (all_defaults): Add lxc1-sxc1.
13191 * config/mips/mips.opt (mlxc1-sxc1): New option.
13192 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13193 mlxc1-sxc1.
13194 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
13195 __mips_no_lxc1_sxc1.
13196 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
13197 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
13198 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
13200 2017-01-19 Richard Biener <rguenther@suse.de>
13202 PR tree-optimization/72488
13203 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
13204 sure to restore SSA info.
13205 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
13207 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
13209 PR rtl-optimization/79121
13210 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
13211 of the inner type when shifting an extended value.
13213 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
13215 PR lto/78407
13216 * symtab.c (symtab_node::equal_address_to): Fix comparing of
13217 interposable aliases.
13219 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
13221 PR target/78516
13222 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
13223 Use the evmergelohi instruction.
13224 (mov_si<mode>_e500_subreg4_2_le): Likewise.
13225 (mov_sitf_e500_subreg8_2_be): Likewise.
13226 (mov_sitf_e500_subreg12_2_le): Likewise.
13227 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
13228 (mov_si<mode>_e500_subreg4_2_be): Likewise.
13229 (mov_sitf_e500_subreg8_2_le): Likewise.
13230 (mov_sitf_e500_subreg12_2_be): Likewise.
13232 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13234 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
13235 attribute from vecsimple to vecperm.
13236 (altivec_vbpermq2): Likewise.
13238 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13240 PR target/79040
13241 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
13243 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13244 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
13245 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
13246 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
13247 case where N arg is SIZE_MAX.
13248 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
13249 (cmpstrsi): Add pattern.
13251 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13253 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13254 __builtin_vec_revb builtins.
13255 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
13256 built-in functions to support generation of the ISA 3.0 XXBR<x>
13257 vector byte reverse instructions.
13258 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
13259 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
13260 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
13261 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
13262 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
13263 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
13264 (P9V_BUILTIN_VEC_REVB): Likewise.
13265 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
13266 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
13267 (p9_xxbrq_v16qi): Likewise.
13268 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
13269 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
13270 (p9_xxbrh_v8hi): Likewise.
13271 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
13272 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
13273 vec_revb built-in functions.
13275 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
13277 PR rtl-optimization/78952
13278 * config/i386/i386.md (any_extract): New code iterator.
13279 (*insvqi_2): Use any_extract for source operand.
13280 (*insvqi_3): Use any_shiftrt for source operand.
13282 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
13284 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
13285 New function.
13286 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
13288 2017-01-18 Matthias Klose <doko@ubuntu.com>
13290 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
13292 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13294 * config/rs6000/altivec.h (vec_bperm): Change #define.
13295 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
13296 (altivec_vbpermq2): New define_insn.
13297 (altivec_vbpermd): Likewise.
13298 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
13299 function interface.
13300 (VBPERMD): Likewise.
13301 (VBPERM): New polymorphic function interface.
13302 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
13303 Add entries for P9V_BUILTIN_VEC_VBPERM.
13304 * doc/extend.texi: Add interfaces for vec_bperm.
13306 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13308 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
13309 first letter of error messages.
13310 (s390_resolve_overloaded_builtin): Likewise.
13311 * config/s390/s390.c (s390_expand_builtin): Likewise.
13312 (s390_invalid_arg_for_unprototyped_fn): Likewise.
13313 (s390_valid_target_attribute_inner_p): Likewise.
13314 * config/s390/s390.md ("tabort"): Likewise.
13316 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
13318 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
13319 (ISA_AVOID_DIV_HILO): New macro.
13320 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
13321 (ISA_HAS_DDIV): Likewise.
13323 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13325 * doc/invoke.texi (fabi-version): Correct number of occurrences.
13327 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13329 * doc/invoke.texi (fabi-version): Spelling fix.
13331 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13333 PR c++/70182
13334 * doc/invoke.texi (fabi-version): Mention mangling fix for
13335 operator names.
13337 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
13339 PR c++/77489
13340 * doc/invoke.texi (fabi-version): Document discriminator mangling.
13342 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
13344 PR target/78875
13345 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
13346 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
13347 the new options.
13348 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
13349 flexible settings.
13350 (stack_protect_test): Ditto.
13351 * config/rs6000/rs6000.opt (mstack-protector-guard=,
13352 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
13353 options.
13354 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
13355 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
13356 -mstack-protector-guard-offset=.
13357 (RS/6000 and PowerPC Options): Ditto.
13359 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
13361 * config/i386/i386.h (MASK_CLASS_P): New define.
13362 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
13363 there are no registers from different register sets also when
13364 mask registers are used. Update function comment.
13365 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
13366 to (*k/*r) and (*k/*km) alternatives.
13368 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
13370 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
13371 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
13372 (EH_RETURN_HANDLER_RTX): New define.
13373 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
13374 Force frame pointer in EH return functions.
13375 (aarch64_expand_epilogue): Add barrier for eh_return.
13376 (aarch64_final_eh_return_addr): Remove.
13377 (aarch64_eh_return_handler_rtx): New function.
13378 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
13379 Remove.
13380 (aarch64_eh_return_handler_rtx): New prototype.
13382 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13384 * config/rs6000/altivec.h (vec_rlmi): New #define.
13385 (vec_vrlnm): Likewise.
13386 (vec_rlnm): Likewise.
13387 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
13388 (UNSPEC_VRLNM): Likewise.
13389 (VIlong): New mode iterator.
13390 (altivec_vrl<VI_char>mi): New define_insn.
13391 (altivec_vrl<VI_char>nm): Likewise.
13392 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
13393 function entry.
13394 (VRLDNM): Likewise.
13395 (RLNM): New polymorphic function entry.
13396 (VRLWMI): New monomorphic function entry.
13397 (VRLDMI): Likewise.
13398 (RLMI): New polymorphic function entry.
13399 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
13400 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
13401 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
13402 vec_vrlnm.
13404 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13406 PR debug/78839
13407 * dwarf2out.c (field_byte_offset): Restore the
13408 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
13409 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
13410 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
13411 of build2 + fold.
13413 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
13415 PR ada/67205
13416 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
13418 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13420 PR debug/71669
13421 * dwarf2out.c (add_data_member_location_attribute): For constant
13422 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
13423 instead of DW_AT_data_member_location, DW_AT_bit_offset and
13424 DW_AT_byte_size attributes.
13426 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
13428 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
13429 after forcing to constant memory when the code model is medium.
13431 2017-01-17 Julia Koval <julia.koval@intel.com>
13433 PR target/76731
13434 * config/i386/avx512fintrin.h
13435 (_mm512_i32gather_ps): Change __addr type to void const*.
13436 (_mm512_mask_i32gather_ps): Ditto.
13437 (_mm512_i32gather_pd): Ditto.
13438 (_mm512_mask_i32gather_pd): Ditto.
13439 (_mm512_i64gather_ps): Ditto.
13440 (_mm512_mask_i64gather_ps): Ditto.
13441 (_mm512_i64gather_pd): Ditto.
13442 (_mm512_mask_i64gather_pd): Ditto.
13443 (_mm512_i32gather_epi32): Ditto.
13444 (_mm512_mask_i32gather_epi32): Ditto.
13445 (_mm512_i32gather_epi64): Ditto.
13446 (_mm512_mask_i32gather_epi64): Ditto.
13447 (_mm512_i64gather_epi32): Ditto.
13448 (_mm512_mask_i64gather_epi32): Ditto.
13449 (_mm512_i64gather_epi64): Ditto.
13450 (_mm512_mask_i64gather_epi64): Ditto.
13451 (_mm512_i32scatter_ps): Change __addr type to void*.
13452 (_mm512_mask_i32scatter_ps): Ditto.
13453 (_mm512_i32scatter_pd): Ditto.
13454 (_mm512_mask_i32scatter_pd): Ditto.
13455 (_mm512_i64scatter_ps): Ditto.
13456 (_mm512_mask_i64scatter_ps): Ditto.
13457 (_mm512_i64scatter_pd): Ditto.
13458 (_mm512_mask_i64scatter_pd): Ditto.
13459 (_mm512_i32scatter_epi32): Ditto.
13460 (_mm512_mask_i32scatter_epi32): Ditto.
13461 (_mm512_i32scatter_epi64): Ditto.
13462 (_mm512_mask_i32scatter_epi64): Ditto.
13463 (_mm512_i64scatter_epi32): Ditto.
13464 (_mm512_mask_i64scatter_epi32): Ditto.
13465 (_mm512_i64scatter_epi64): Ditto.
13466 (_mm512_mask_i64scatter_epi64): Ditto.
13467 * config/i386/avx512pfintrin.h
13468 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
13469 (_mm512_mask_prefetch_i32gather_ps): Ditto.
13470 (_mm512_mask_prefetch_i64gather_pd): Ditto.
13471 (_mm512_mask_prefetch_i64gather_ps): Ditto.
13472 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
13473 (_mm512_prefetch_i32scatter_ps): Ditto.
13474 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
13475 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
13476 (_mm512_prefetch_i64scatter_pd): Ditto.
13477 (_mm512_prefetch_i64scatter_ps): Ditto.
13478 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
13479 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
13480 * config/i386/avx512vlintrin.h
13481 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
13482 (_mm_mmask_i32gather_ps): Ditto.
13483 (_mm256_mmask_i32gather_pd): Ditto.
13484 (_mm_mmask_i32gather_pd): Ditto.
13485 (_mm256_mmask_i64gather_ps): Ditto.
13486 (_mm_mmask_i64gather_ps): Ditto.
13487 (_mm256_mmask_i64gather_pd): Ditto.
13488 (_mm_mmask_i64gather_pd): Ditto.
13489 (_mm256_mmask_i32gather_epi32): Ditto.
13490 (_mm_mmask_i32gather_epi32): Ditto.
13491 (_mm256_mmask_i32gather_epi64): Ditto.
13492 (_mm_mmask_i32gather_epi64): Ditto.
13493 (_mm256_mmask_i64gather_epi32): Ditto.
13494 (_mm_mmask_i64gather_epi32): Ditto.
13495 (_mm256_mmask_i64gather_epi64): Ditto.
13496 (_mm_mmask_i64gather_epi64): Ditto.
13497 (_mm256_i32scatter_ps): Change __addr type to void*.
13498 (_mm256_mask_i32scatter_ps): Ditto.
13499 (_mm_i32scatter_ps): Ditto.
13500 (_mm_mask_i32scatter_ps): Ditto.
13501 (_mm256_i32scatter_pd): Ditto.
13502 (_mm256_mask_i32scatter_pd): Ditto.
13503 (_mm_i32scatter_pd): Ditto.
13504 (_mm_mask_i32scatter_pd): Ditto.
13505 (_mm256_i64scatter_ps): Ditto.
13506 (_mm256_mask_i64scatter_ps): Ditto.
13507 (_mm_i64scatter_ps): Ditto.
13508 (_mm_mask_i64scatter_ps): Ditto.
13509 (_mm256_i64scatter_pd): Ditto.
13510 (_mm256_mask_i64scatter_pd): Ditto.
13511 (_mm_i64scatter_pd): Ditto.
13512 (_mm_mask_i64scatter_pd): Ditto.
13513 (_mm256_i32scatter_epi32): Ditto.
13514 (_mm256_mask_i32scatter_epi32): Ditto.
13515 (_mm_i32scatter_epi32): Ditto.
13516 (_mm_mask_i32scatter_epi32): Ditto.
13517 (_mm256_i32scatter_epi64): Ditto.
13518 (_mm256_mask_i32scatter_epi64): Ditto.
13519 (_mm_i32scatter_epi64): Ditto.
13520 (_mm_mask_i32scatter_epi64): Ditto.
13521 (_mm256_i64scatter_epi32): Ditto.
13522 (_mm256_mask_i64scatter_epi32): Ditto.
13523 (_mm_i64scatter_epi32): Ditto.
13524 (_mm_mask_i64scatter_epi32): Ditto.
13525 (_mm256_i64scatter_epi64): Ditto.
13526 (_mm256_mask_i64scatter_epi64): Ditto.
13527 (_mm_i64scatter_epi64): Ditto.
13528 (_mm_mask_i64scatter_epi64): Ditto.
13529 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
13530 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
13531 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
13532 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
13533 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
13534 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
13535 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
13536 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
13537 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
13538 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
13539 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
13540 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
13541 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
13542 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
13543 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
13544 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
13545 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
13546 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
13547 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
13548 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
13549 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
13550 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
13551 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
13552 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
13553 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
13554 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
13555 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
13556 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
13557 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
13558 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
13559 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
13560 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
13561 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
13562 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
13563 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
13564 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
13565 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
13566 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
13567 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
13568 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
13569 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
13570 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
13571 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
13572 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
13573 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
13574 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
13575 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
13576 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
13577 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
13578 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
13579 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
13580 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
13581 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
13582 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
13583 definitions accordingly.
13585 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
13586 Kuan-Lin Chen <kuanlinchentw@gmail.com>
13588 PR target/79079
13589 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
13590 gen_lowpart.
13592 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
13594 PR target/79058
13595 * ira-conflicts.c (ira_build_conflicts): Update total conflict
13596 hard regs for inner regno.
13598 2017-01-17 Martin Liska <mliska@suse.cz>
13600 PR ipa/71207
13601 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
13602 assumption and add comment.
13604 2017-01-17 Nathan Sidwell <nathan@acm.org>
13606 * ipa-visibility.c (localize_node): New function, broken out of ...
13607 (function_and_variable_visibility): ... here. Call it.
13609 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
13611 PR middle-end/77445
13612 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
13613 correctly set frequency of oudgoing edge.
13614 (duplicate_thread_path): Fix profile updating.
13616 2017-01-17 Jakub Jelinek <jakub@redhat.com>
13618 PR other/79046
13619 * configure.ac: Add GCC_BASE_VER.
13620 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
13621 version from BASE-VER file.
13622 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
13623 (gcc.o): Depend on $(BASEVER).
13624 * common.opt (dumpfullversion): New option.
13625 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
13626 * doc/invoke.texi: Document -dumpfullversion.
13627 * doc/install.texi: Document --with-gcc-major-version-only.
13628 * configure: Regenerated.
13630 2017-01-17 Richard Biener <rguenther@suse.de>
13632 PR tree-optimization/71433
13633 * tree-vrp.c (register_new_assert_for): Merge same asserts
13634 on all incoming edges.
13635 (process_assert_insertions_for): Handle insertions at the
13636 beginning of BBs.
13638 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
13640 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
13641 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
13643 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
13645 PR target/78633
13646 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
13647 RTL sharing.
13649 2017-01-17 Alan Modra <amodra@gmail.com>
13651 PR target/79066
13652 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
13653 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
13654 symbolic stack limit when pic.
13656 2017-01-16 Martin Sebor <msebor@redhat.com>
13658 PR tree-optimization/78608
13659 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
13661 2017-01-16 Jeff Law <law@redhat.com>
13663 Revert:
13664 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
13665 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
13666 for several include directories that may be relative to sysroot.
13667 * config/i386/x-mingw32 (gplus_includedir): Define.
13668 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
13669 (native_system_includedir): Likewise.
13670 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
13671 override if TARGET_SYSTEM_ROOT is defined.
13672 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
13674 PR tree-optimization/79090
13675 PR tree-optimization/33562
13676 PR tree-optimization/61912
13677 PR tree-optimization/77485
13678 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
13679 and computed trims into the dump file.
13681 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
13685 2017-01-16 Jakub Jelinek <jakub@redhat.com>
13687 PR c/79089
13688 * gimplify.c (gimplify_init_constructor): If want_value and
13689 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
13690 fix.
13692 PR target/79080
13693 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
13694 sequence. Formatting fixes.
13695 (doloop_optimize): Formatting fixes.
13697 PR driver/49726
13698 * gcc.c (debug_level_greater_than_spec_func): New function.
13699 (static_spec_functions): Add debug-level-gt spec function.
13700 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
13701 !g0.
13702 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13703 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13704 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
13705 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
13706 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
13707 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
13709 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
13711 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
13712 QImode fixups to general and mask registers only.
13714 2017-01-16 Carl Love <cel@us.ibm.com>
13716 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
13717 for built-in functions
13718 vector signed char vec_nabs (vector signed char)
13719 vector signed short vec_nabs (vector signed short)
13720 vector signed int vec_nabs (vector signed int)
13721 vector signed long long vec_nabs (vector signed long long)
13722 vector float vec_nabs (vector float)
13723 vector double vec_nabs (vector double)
13724 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
13725 and NABS overload.
13726 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
13727 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
13728 * doc/extend.texi: Update the documentation file for the new built-in
13729 functions.
13731 2017-01-16 Martin Sebor <msebor@redhat.com>
13733 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
13734 message.
13736 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13738 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
13739 UNSPEC_VSX__XXSPLTD to require special splat handling.
13741 2017-01-16 David Malcolm <dmalcolm@redhat.com>
13743 PR bootstrap/78616
13744 * system.h: Poison strndup.
13746 2017-01-16 Alan Modra <amodra@gmail.com>
13748 PR target/79098
13749 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
13750 use a switch.
13752 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
13754 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
13756 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
13758 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
13759 call recog here. Assert that INSN_CODE (insn) is non-negative.
13761 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
13763 PR target/72749
13764 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
13765 fallthrough.
13766 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
13767 in the currently scheduled RTL fragment.
13769 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
13771 PR rtl-optimization/78751
13772 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
13773 give up.
13775 2017-01-14 Jeff Law <law@redhat.com>
13777 PR tree-optimization/79090
13778 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
13779 variable length stores.
13780 (compute_trims): Delete dead assignment to *trim_tail.
13781 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
13782 zero length.
13784 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
13786 PR rtl-optimization/78626
13787 PR rtl-optimization/78727
13788 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
13789 of a block, and split such blocks after everything else is finished.
13791 2017-01-14 Alan Modra <amodra@gmail.com>
13793 PR target/72749
13794 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
13795 target legitimate_combined_insn.
13796 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
13797 (rs6000_legitimate_combined_insn): New function.
13798 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
13799 all uses.
13800 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
13801 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
13802 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
13804 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
13806 * doc/frontends.texi (G++ and GCC): Remove references to Java.
13808 2017-01-13 Jeff Law <law@redhat.com>
13810 PR tree-optimization/33562
13811 PR tree-optimization/61912
13812 PR tree-optimization/77485
13813 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
13814 a statement.
13815 (delete_dead_assignment): Likewise.
13816 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
13817 statement to delete_dead_call and delete_dead_assignment.
13819 2017-01-13 David Malcolm <dmalcolm@redhat.com>
13821 PR c/78304
13822 * substring-locations.c (format_warning_va): Strengthen case 1 so
13823 that both endpoints of the substring must be within the format
13824 range for just the substring to be printed.
13826 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
13828 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
13829 * config/i386/i386.c (ix86_target_string): Add missing options
13830 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
13831 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
13832 flags_other and ix86_target_other to flags2_other. Display unknown
13833 isa2 options.
13834 (ix86_valid_target_attribute_inner_p): Add missing options and
13835 reorder options by implied ISAs, as in ix86_target_string.
13837 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13839 * hash-table.h (hash_table::too_empty_p): New function.
13840 (hash_table::expand): Use it.
13841 (hash_table::traverse): Likewise.
13842 (hash_table::empty_slot): Use sizeof (value_type) instead of
13843 sizeof (PTR) to convert bytes to elements. Shrink the table
13844 if the current size is excessive for the current number of
13845 elements.
13847 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
13849 * ira-costs.c (record_reg_classes): Break from the inner loop
13850 early once alt_fail is known to be true. Update outer loop
13851 handling accordingly.
13853 2017-01-13 Jeff Law <law@redhat.com>
13855 * tree-ssa-dse.c (decrement_count): New function.
13856 (increment_start_addr, maybe_trim_memstar_call): Likewise.
13857 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
13858 when we know the partially dead statement is a mem* function.
13860 PR tree-optimization/61912
13861 PR tree-optimization/77485
13862 * tree-ssa-dse.c: Include expr.h.
13863 (maybe_trim_constructor_store): New function.
13864 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
13866 PR tree-optimization/33562
13867 PR tree-optimization/61912
13868 PR tree-optimization/77485
13869 * doc/invoke.texi: Document new dse-max-object-size param.
13870 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
13871 * tree-ssa-dse.c: Include params.h.
13872 (dse_store_status): New enum.
13873 (initialize_ao_ref_for_dse): New, partially extracted from
13874 dse_optimize_stmt.
13875 (valid_ao_ref_for_dse, normalize_ref): New.
13876 (setup_live_bytes_from_ref, compute_trims): Likewise.
13877 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
13878 (maybe_trim_partially_dead_store): Likewise.
13879 (maybe_trim_complex_store): Likewise.
13880 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
13881 Track what bytes live from the original store. Return tri-state
13882 for dead, partially dead or live.
13883 (dse_dom_walker): Add constructor, destructor and new private members.
13884 (delete_dead_call, delete_dead_assignment): New extracted from
13885 dse_optimize_stmt.
13886 (dse_optimize_stmt): Make a member of dse_dom_walker.
13887 Use initialize_ao_ref_for_dse.
13889 PR tree-optimization/33562
13890 PR tree-optimization/61912
13891 PR tree-optimization/77485
13892 * sbitmap.h (bitmap_count_bits): Prototype.
13893 (bitmap_clear_range, bitmap_set_range): Likewise.
13894 * sbitmap.c (bitmap_clear_range): New function.
13895 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
13897 2017-01-13 Martin Liska <mliska@suse.cz>
13899 PR ipa/79043
13900 * function.c (set_cfun): Add new argument force.
13901 * function.h (set_cfun): Likewise.
13902 * ipa-inline-transform.c (inline_call): Use the function when
13903 strict alising from is dropped for function we inline to.
13905 2017-01-13 Richard Biener <rguenther@suse.de>
13907 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
13908 for dumping GIMPLE INTEGER_CSTs.
13910 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13912 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
13913 to 201112L since C++17.
13915 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
13917 PR sanitizer/78887
13918 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
13919 if -fsanitize=kernel-address is present.
13921 2017-01-13 Richard Biener <rguenther@suse.de>
13923 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
13924 as _Literal ( type ) number in case usual suffixes do not
13925 preserve all information.
13927 2017-01-13 Richard Biener <rguenther@suse.de>
13929 PR tree-optimization/77283
13930 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
13931 and ssa-iterators.h.
13932 (is_feasible_trace): Implement a cost model based on joiner
13933 PHI node uses.
13935 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13937 PR target/79004
13938 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
13939 char or short to __float128/_Float128 directly.
13941 2017-01-12 Martin Sebor <msebor@redhat.com>
13943 to -Wformat-overflow.
13944 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
13945 (min_bytes_remaining): Same.
13946 (get_string_length): Same.
13947 (format_string): Same.
13948 (format_directive): Same.
13949 (add_bytes): Same.
13950 (pass_sprintf_length::handle_gimple_call): Same.
13952 2017-01-12 Jakub Jelinek <jakub@redhat.com>
13954 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
13955 info.nowrite calls with no lhs that can't throw. Return bool
13956 whether gsi_remove has been called or not.
13957 (pass_sprintf_length::handle_gimple_call): Return bool whether
13958 try_substitute_return_value called gsi_remove. Formatting fix.
13959 (pass_sprintf_length::execute): Don't use gsi_remove if
13960 handle_gimple_call returned true.
13962 PR bootstrap/79069
13963 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
13964 be removed due to side-effects, don't remove following barrier nor
13965 turn the successor edge into fallthru edge.
13967 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13969 PR target/79044
13970 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
13971 element-reversing loads and stores as not swappable.
13973 2017-01-12 Nathan Sidwell <nathan@acm.org>
13974 Nicolai Stange <nicstange@gmail.com>
13976 * combine.c (try_combine): Don't ignore result of overlap checking
13977 loop. Combine overlap & asm check into single loop.
13979 2017-01-12 Richard Biener <rguenther@suse.de>
13981 * tree-pretty-print.c (dump_generic_node): Provide -gimple
13982 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
13984 2017-01-12 Richard Biener <rguenther@suse.de>
13986 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
13987 and TS_TARGET_OPTION directly derive from TS_BASE.
13988 * tree-core.h (tree_optimization_option): Derive from tree_base.
13989 (tree_target_option): Likewise.
13991 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/i386.c (memory_address_length): Increase len
13994 only when rip_relative_addr_p returns false.
13996 2017-01-11 Julia Koval <julia.koval@intel.com>
13998 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
13999 (OPTION_MASK_ISA_SGX_SET): New.
14000 (ix86_handle_option): Handle OPT_msgx.
14001 * config.gcc: Added sgxintrin.h.
14002 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
14003 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
14004 * config/i386/i386.c (ix86_target_string): Add -msgx.
14005 (PTA_SGX): New.
14006 (ix86_option_override_internal): Handle new options.
14007 (ix86_valid_target_attribute_inner_p): Add sgx.
14008 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
14009 * config/i386/i386.opt: Add msgx.
14010 * config/i386/sgxintrin.h: New file.
14011 * config/i386/x86intrin.h: Add sgxintrin.h.
14013 2017-01-11 Jakub Jelinek <jakub@redhat.com>
14015 PR c++/71537
14016 * fold-const.c (maybe_nonzero_address): Return 1 for function
14017 local objects.
14018 (tree_single_nonzero_warnv_p): Don't handle function local objects
14019 here.
14021 PR c++/72813
14022 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
14023 of c-header.
14025 2017-01-11 David Malcolm <dmalcolm@redhat.com>
14027 PR driver/78877
14028 * opts.c: Include "spellcheck.h"
14029 (struct string_fragment): New struct.
14030 (struct edit_distance_traits<const string_fragment &>): New
14031 struct.
14032 (get_closest_sanitizer_option): New function.
14033 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
14035 2017-01-11 Jakub Jelinek <jakub@redhat.com>
14037 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
14038 by 12.
14039 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
14040 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
14041 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
14042 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
14043 for initial die_offset if dwarf_split_debug_info.
14044 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
14045 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
14046 fields.
14047 (output_skeleton_debug_sections): Formatting fix. Use
14048 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
14049 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
14051 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
14053 * config/arm/cortex-a53.md: Add bypasses for
14054 cortex_a53_r2f_cvt.
14055 (cortex_a53_r2f): Only use for transfers.
14056 (cortex_a53_f2r): Likewise.
14057 (cortex_a53_r2f_cvt): Add reservation for conversions.
14058 (cortex_a53_f2r_cvt): Likewise.
14060 2017-01-11 Tamar Christina <tamar.christina@arm.com>
14062 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
14063 to all inlined functions, change static to extern.
14065 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
14067 PR target/78253
14068 * config/arm/arm.c (legitimize_pic_address): Handle reference to
14069 weak symbol.
14070 (arm_assemble_integer): Likewise.
14072 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
14074 * config.gcc: Use new awk script to check CPU, FPU and architecture
14075 parameters for --with-... options.
14076 * config/arm/parsecpu.awk: New file
14077 * config/arm/arm-cpus.in: New file.
14078 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
14079 files.
14080 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
14081 files.
14082 * config/arm/t-arm: Update dependency rules.
14083 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
14084 of processing .def files.
14085 * config/arm/genopt.sh: Deleted.
14086 * config/arm/gentune.sh: Deleted.
14087 * config/arm/arm-cores.def: Deleted.
14088 * config/arm/arm-arches.def: Deleted.
14089 * config/arm/arm-fpus.def: Deleted.
14090 * config/arm/arm-tune.md: Regenerated.
14091 * config/arm/arm-tables.opt: Regenerated.
14092 * config/arm/arm-cpu.h: New generated file.
14093 * config/arm/arm-cpu-data.h: New generated file.
14094 * config/arm/arm-cpu-cdata.h: New generated file.
14096 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
14098 PR lto/79042
14099 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
14100 bit.
14101 (input_varpool_node): Unpack dynamically_initialized bit.
14103 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
14105 PR rtl-optimization/79032
14106 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
14107 the alignment of the adjusted memory reference against that of MODE,
14108 instead of the alignment of the original memory reference.
14110 2017-01-11 Martin Jambor <mjambor@suse.cz>
14112 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
14113 test.
14114 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
14115 decorated functions.
14117 2017-01-11 Richard Biener <rguenther@suse.de>
14119 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
14120 set range/nonnull info for PHI results. Do not set it on
14121 stmts marked for removal.
14123 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
14125 * expr.c (store_field): In the bitfield case, fetch the return value
14126 from the registers before applying a single big-endian adjustment.
14127 Always do a final load for a BLKmode value not larger than a word.
14129 2017-01-10 David Malcolm <dmalcolm@redhat.com>
14131 PR c++/77949
14132 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
14133 that we correctly handle column numbers greater than
14134 LINE_MAP_MAX_COLUMN_NUMBER.
14136 2017-01-10 Martin Sebor <msebor@redhat.com>
14138 PR middle-end/78245
14139 * gimple-ssa-sprintf.c (get_destination_size): Call
14140 {init,fini}object_sizes.
14141 * tree-object-size.c (addr_object_size): Adjust.
14142 (pass_through_call): Adjust.
14143 (pass_object_sizes::execute): Adjust.
14144 * tree-object-size.h (fini_object_sizes): Declare.
14146 2017-01-10 Martin Sebor <msebor@redhat.com>
14148 PR tree-optimization/78775
14149 * builtins.c (get_size_range): Move...
14150 * calls.c: ...to here.
14151 (alloc_max_size): Accept zero argument.
14152 (operand_signed_p): Remove.
14153 (maybe_warn_alloc_args_overflow): Call get_size_range.
14154 * calls.h (get_size_range): Declare.
14156 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
14158 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
14159 from TI's devices.csv file as of September 2016.
14160 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
14162 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
14164 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
14165 * doc/invoke.texi: Likewise.
14166 * doc/md.texi: Likewise.
14167 * doc/objc.texi: Likewise.
14169 2017-01-10 Joshua Conner <joshconner@google.com>
14171 * config/arm/fuchsia-elf.h: New file.
14172 * config/fuchsia.h: New file.
14173 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
14174 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
14175 targets.
14176 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
14178 2016-01-10 Richard Biener <rguenther@suse.de>
14180 PR tree-optimization/79034
14181 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
14182 Propagate out degenerate PHIs in the joiner.
14184 2017-01-10 Martin Liska <mliska@suse.cz>
14186 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
14187 (sort_congruence_classes_by_decl_uid): Likewise.
14188 (sort_congruence_class_groups_by_decl_uid): Likewise.
14189 (sem_item_optimizer::merge_classes): Sort class, groups in these
14190 classes and members in the groups by DECL_UID of declarations.
14191 This would make merge operations stable.
14193 2017-01-10 Martin Liska <mliska@suse.cz>
14195 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
14196 usage of m_classes_vec.
14197 (sem_item_optimizer::~sem_item_optimizer): Likewise.
14198 (sem_item_optimizer::get_group_by_hash): Likewise.
14199 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
14200 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
14201 (sem_item_optimizer::verify_classes): Likewise.
14202 (sem_item_optimizer::process_cong_reduction): Likewise.
14203 (sem_item_optimizer::dump_cong_classes): Likewise.
14204 (sem_item_optimizer::merge_classes): Likewise.
14205 * ipa-icf.h (congruence_class_hash): Rename from
14206 congruence_class_group_hash. Remove declaration of m_classes_vec.
14208 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
14210 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
14211 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
14212 * config.gcc: Add avx512vpopcntdqintrin.h.
14213 * config/i386/avx512vpopcntdqintrin.h: New.
14214 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
14215 * config/i386/i386-builtin-types.def: Add new types.
14216 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
14217 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
14218 __builtin_ia32_vpopcountq_v8di_mask): New.
14219 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14220 __AVX512VPOPCNTDQ__.
14221 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
14222 (PTA_AVX512VPOPCNTDQ): Define.
14223 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
14224 TARGET_AVX512VPOPCNTDQ_P): Define.
14225 * config/i386/i386.opt: Add mavx512vpopcntdq.
14226 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
14227 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
14229 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14231 PR middle-end/77484
14232 * predict.def (PRED_CALL): Set to 67.
14234 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
14236 * expr.c (store_field): In the bitfield case, if the value comes from
14237 a function call and is of an aggregate type returned in registers, do
14238 not modify the field mode; extract the value in all cases if the mode
14239 is BLKmode and the size is not larger than a word.
14241 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
14243 PR target/71017
14244 * config/i386/cpuid.h: Fix undefined behavior.
14246 2017-01-04 Jeff Law <law@redhat.com>
14248 PR tree-optimization/79007
14249 PR tree-optimization/67955
14250 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
14251 conservative for pt.null when flag_non_call_exceptions is on.
14253 2017-01-09 Jakub Jelinek <jakub@redhat.com>
14255 PR translation/79019
14256 PR translation/79020
14257 * params.def (PARAM_INLINE_MIN_SPEEDUP,
14258 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
14259 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
14260 in descriptions.
14261 * config/avr/avr.opt (maccumulate-args): Likewise.
14262 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
14263 * common.opt (freport-bug): Likewise.
14264 * cif-code.def (CIF_FINAL_ERROR): Likewise.
14265 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
14266 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
14267 translatable string.
14268 * config/i386/i386.c (function_value_32): Likewise.
14269 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
14270 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
14271 Likewise.
14272 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
14273 * common/config/msp430/msp430-common.c (msp430_handle_option):
14274 Likewise.
14275 * symtab.c (symtab_node::verify_base): Likewise.
14276 * opts.c (set_debug_level): Likewise.
14277 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
14278 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14279 missing whitespace to translatable strings.
14280 * config/avr/avr.md (bswapsi2): Fix typo in comment.
14281 * config/sh/superh.h: Likewise.
14282 * config/i386/xopintrin.h: Likewise.
14283 * config/i386/znver1.md: Likewise.
14284 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
14285 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
14286 * double-int.h (struct double_int): Likewise.
14287 * double-int.c (div_and_round_double): Likewise.
14288 * wide-int.cc: Likewise.
14289 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
14290 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
14291 * cfgcleanup.c (crossjumps_occured): Renamed to ...
14292 (crossjumps_occurred): ... this.
14293 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
14294 Adjust all uses.
14296 PR tree-optimization/78899
14297 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
14298 returning bool return struct loop *, NULL for failure and the new
14299 loop on success.
14300 (versionable_outer_loop_p): Don't version outer loop if it has
14301 dont_vectorized bit set.
14302 (tree_if_conversion): When versioning outer loop, ensure
14303 tree_if_conversion is performed also on the inner loop of the
14304 non-vectorizable outer loop copy.
14305 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
14306 LOOP_VECTORIZED in inner loop of the scalar outer loop and
14307 prevent vectorization of it.
14308 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
14309 the outer loop vectorization of the non-scalar version is attempted
14310 before vectorization of the inner loop in scalar version. If
14311 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
14312 vectorization of its inner loop.
14313 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
14314 has 2 inner loops, rename also on edges from bb whose single pred
14315 is outer_loop->header. Fix typo in function comment.
14317 2017-01-09 Martin Sebor <msebor@redhat.com>
14319 PR bootstrap/79033
14320 * asan.c (asan_emit_stack_protection): Increase local buffer size
14321 to avoid snprintf truncation warning.
14323 2017-01-09 Andrew Pinski <apinski@cavium.com>
14325 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
14326 to reference thunderx2t99 for the tuning structure
14327 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
14328 Rename to ...
14329 (thunderx2t99_extra_costs): This.
14330 * config/aarch64/aarch64-tune.md: Regenerate.
14331 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
14332 (vulcan_addrcost_table): This.
14333 (vulcan_regmove_cost): Rename to ...
14334 (thunderx2t99_regmove_cost): This.
14335 (vulcan_vector_cost): Rename to ...
14336 (thunderx2t99_vector_cost): this.
14337 (vulcan_branch_cost): Rename to ...
14338 (thunderx2t99_branch_cost): This.
14339 (vulcan_tunings): Rename to ...
14340 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
14341 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
14343 2017-01-09 Martin Jambor <mjambor@suse.cz>
14345 PR ipa/78365
14346 PR ipa/78599
14347 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
14348 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
14349 (propagate_vr_accross_jump_function): Use the above function for all
14350 value range computations for pass-through jump functions and type
14351 converasion from explicit value range values.
14352 (ipcp_propagate_stage): Do not attempt to deduce types of formal
14353 parameters from TYPE_ARG_TYPES.
14354 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
14355 (ipa_write_node_info): Stream type of the actual argument.
14356 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
14358 2017-01-09 Martin Liska <mliska@suse.cz>
14360 PR pch/78970
14361 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
14362 (lookup_compiler): Do not show error message with have_E.
14364 2017-01-09 Jakub Jelinek <jakub@redhat.com>
14366 PR tree-optimization/78938
14367 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
14368 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
14369 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
14370 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
14371 fixes.
14373 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14375 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
14376 is const0_rtx.
14378 2017-01-09 Richard Biener <rguenther@suse.de>
14380 PR tree-optimization/78997
14381 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
14382 name condition properly.
14384 2017-01-09 Richard Biener <rguenther@suse.de>
14386 PR debug/79000
14387 * dwarf2out.c (is_cxx): New overload with context.
14388 (is_naming_typedef_decl): Use it.
14390 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14392 * invoke.texi (Option Summary): Correct spacing in option lists
14393 and add line breaks to fix over-long lines.
14395 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14397 PR middle-end/17660
14399 * extend.texi (Common Variable Attributes): Add xref to GCC
14400 Internals manual to explain mode attribute keywords.
14402 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
14404 PR other/16519
14405 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
14406 and Preprocessor Options.
14407 (Options for Linking): Document -pthread here....
14408 (RS/6000 and PowerPC Options): ...not here.
14409 (Solaris 2 Options): ...or here.
14410 * doc/cppopts.texi: Document -pthread.
14412 2017-01-08 Martin Sebor <msebor@redhat.com>
14414 PR middle-end/77708
14415 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
14416 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
14417 New member functions.
14418 (format_directive): Used them.
14419 (add_bytes): Same.
14420 (pass_sprintf_length::handle_gimple_call): Same.
14421 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
14422 to avoid truncation for any argument.
14423 (extract_affine_mul): Same.
14424 * tree.c (get_file_function_name): Same.
14426 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14428 PR middle-end/77484
14429 * predict.def (PRED_INDIR_CALL): Set to 86.
14431 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14433 PR preprocessor/54124
14434 * doc/cppopts.texi: Reformat -d subtable to list the full name
14435 of the options. Add cross-reference to the docs for the general
14436 compiler -d options.
14437 * doc/invoke.texi (Developer Options): Add cross-reference to the
14438 preprocessor-specific -d option documentation.
14440 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14442 PR preprocessor/13498
14443 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
14444 redudant material, and reflect new command-line options.
14445 (System Headers): Likewise.
14447 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
14449 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
14450 -isystem, and -idirafter. Copy-edit.
14451 * doc/cppopts.texi: Copy-edit. Remove contradiction about
14452 default for -ftrack-macro-expansion. Delete obsolete and
14453 badly-formatted implementation details about -fdebug-cpp output.
14454 * doc/cppwarnopts.texi: Copy-edit.
14456 2017-01-07 David Malcolm <dmalcolm@redhat.com>
14458 PR c++/72803
14459 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
14460 that the transition from a max line width >= 1<<10 to narrower
14461 lines works correctly.
14463 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
14465 * doc/options.texi (PerFunction): New.
14466 * opt-functions.awk (switch_flags): Map both Optimization and
14467 PerFunction to CL_OPTIMIZATION.
14468 * opth-gen.awk: Test for PerFunction flag along with
14469 Optimization.
14470 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
14471 it only when the latter is present. Skip those that don't in
14472 the hash function generator.
14473 * common.opt (fvar-tracking): Mark as PerFunction instead of
14474 Optimization.
14475 (fvar-tracking-assignments): Likewise.
14476 (fvar-tracking-assignments-toggle): Likewise.
14477 (fvar-tracking-uninit): Likewise.
14479 2017-01-07 Jakub Jelinek <jakub@redhat.com>
14481 PR translation/79018
14482 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
14483 the and store.
14485 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
14487 PR target/57583
14488 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
14489 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
14490 TARGET_LONG_JUMP_TABLE_OFFSETS.
14491 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
14492 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
14493 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
14494 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
14495 * config/m68k/m68k.md (tablejump expander): Likewise.
14496 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
14497 TARGET_LONG_JUMP_TABLE_OFFSETS.
14498 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
14499 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
14501 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
14502 David Holsgrove <david.holsgrove@xilinx.com>
14504 * common/config/microblaze/microblaze-common.c
14505 (TARGET_EXCEPT_UNWIND_INFO): Remove.
14506 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
14507 New prototype.
14508 * config/microblaze/microblaze.c (microblaze_must_save_register)
14509 (microblaze_expand_epilogue, microblaze_return_addr): Handle
14510 calls_eh_return.
14511 (microblaze_eh_return): New function.
14512 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
14513 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
14514 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
14515 * config/microblaze/microblaze.md (eh_return): New pattern.
14517 2017-01-06 Jakub Jelinek <jakub@redhat.com>
14519 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
14520 GCC_DIAGNOSTIC_STRINGIFY): Define.
14522 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
14524 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14526 * config/arm/arm.md (<mcrr>): New.
14527 (<mrrc>): New.
14528 * config/arm/arm.c (arm_arch5te): New.
14529 (arm_option_override): Set arm_arch5te.
14530 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
14531 and mrrc2.
14532 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
14533 (arm_mcrr_qualifiers): ... this. New.
14534 (MRRC_QUALIFIERS): Define to...
14535 (arm_mrrc_qualifiers): ... this. New.
14536 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
14537 __arm_mrrc2): New.
14538 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
14539 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
14540 (MRRCI, mrrc, MRRC): New.
14541 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
14542 VUNSPEC_MRRC2): New.
14544 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14546 * config/arm/arm.md (<mcr>): New.
14547 (<mrc>): New.
14548 * config/arm/arm.c (arm_coproc_builtin_available): Add
14549 support for mcr, mrc, mcr2 and mrc2.
14550 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
14551 (arm_mcr_qualifiers): ... this. New.
14552 (MRC_QUALIFIERS): Define to ...
14553 (arm_mrc_qualifiers): ... this. New.
14554 (MCR_QUALIFIERS): Define to ...
14555 (arm_mcr_qualifiers): ... this. New.
14556 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
14557 __arm_mrc2): New.
14558 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
14559 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
14560 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
14561 VUNSPEC_MRC2): New.
14563 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14565 * config/arm/arm.md (*ldc): New.
14566 (*stc): New.
14567 (<ldc>): New.
14568 (<stc>): New.
14569 * config/arm/arm.c (arm_coproc_builtin_available): Add
14570 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
14571 (arm_coproc_ldc_stc_legitimate_address): New.
14572 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
14573 'qualifier_const_pointer'.
14574 (LDC_QUALIFIERS): Define to...
14575 (arm_ldc_qualifiers): ... this. New.
14576 (STC_QUALIFIERS): Define to...
14577 (arm_stc_qualifiers): ... this. New.
14578 * config/arm/arm-protos.h
14579 (arm_coproc_ldc_stc_legitimate_address): New.
14580 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
14581 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
14582 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
14583 stc2, stcl, stc2l): New.
14584 * config/arm/constraints.md (Uz): New.
14585 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
14586 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
14587 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
14588 VUNSPEC_STC2L): New.
14590 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14592 * config/arm/arm.md (<cdp>): New.
14593 * config/arm/arm.c (neon_const_bounds): Rename this ...
14594 (arm_const_bounds): ... this.
14595 (arm_coproc_builtin_available): New.
14596 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
14597 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
14598 (CDP_QUALIFIERS): Define to...
14599 (arm_cdp_qualifiers): ... this. New.
14600 (void_UP): Define.
14601 (arm_expand_builtin_args): Add case for 6 arguments.
14602 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
14603 (arm_const_bounds): ... this.
14604 (arm_coproc_builtin_available): New.
14605 * config/arm/arm_acle.h (__arm_cdp): New.
14606 (__arm_cdp2): New.
14607 * config/arm/arm_acle_builtins.def (cdp): New.
14608 (cdp2): New.
14609 * config/arm/iterators.md (CDPI,CDP,cdp): New.
14610 * config/arm/neon.md: Rename all 'neon_const_bounds' to
14611 'arm_const_bounds'.
14612 * config/arm/types.md (coproc): New.
14613 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
14614 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
14615 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
14616 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
14618 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14620 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
14621 (UBINOP_QUALIFIERS): New.
14622 (si_UP): Define.
14623 (acle_builtin_data): New. Change comment.
14624 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
14625 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
14626 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
14627 arm_acle_builtins.def.
14628 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
14629 (arm_init_acle_builtins): New.
14630 (CRC32_BUILTIN): Remove.
14631 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
14632 crc32cb, crc32ch and crc32cw.
14633 (arm_init_crc32_builtins): Remove.
14634 (arm_init_builtins): Use arm_init_acle_builtins rather
14635 than arm_init_crc32_builtins.
14636 (arm_expand_acle_builtin): New.
14637 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
14638 * config/arm/arm_acle_builtins.def: New.
14640 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
14642 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
14643 (arm_builtin_datum): ... this.
14644 (arm_init_neon_builtin): Rename to ...
14645 (arm_init_builtin): ... this. Add a new parameters PREFIX
14646 and USE_SIG_IN_NAME.
14647 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
14648 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
14649 'arm_builtin_datum'.
14650 (arm_init_vfp_builtins): Likewise.
14651 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
14652 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
14653 (arm_expand_neon_args): Rename to ...
14654 (arm_expand_builtin_args): ... this. Rename builtin_arg
14655 enum values and differentiate between ARG_BUILTIN_MEMORY
14656 and ARG_BUILTIN_NEON_MEMORY.
14657 (arm_expand_neon_builtin_1): Rename to ...
14658 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
14659 values, arm_expand_builtin_args and add bool parameter NEON.
14660 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
14661 (arm_expand_vfp_builtin): Likewise.
14662 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
14664 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
14666 PR middle-end/77484
14667 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
14668 * predict.c (tree_estimate_probability_bb): Reverse direction of
14669 polymorphic call predictor.
14671 2017-01-06 David Malcolm <dmalcolm@redhat.com>
14673 * passes.c (execute_one_pass): Split out pass-skipping logic into...
14674 (determine_pass_name_match): ...this new function and...
14675 (should_skip_pass_p): ...this new function.
14677 2017-01-06 Nathan Sidwell <nathan@acm.org>
14679 * ipa-visibility.c (function_and_variable_visibility): Reformat
14680 comments and long lines. Remove extrneous if.
14681 * symtab.c (symtab_node::make_decl_local): Fix code format.
14682 (symtab_node::set_section_for_node): Fix comment typo.
14684 2017-01-06 Martin Liska <mliska@suse.cz>
14686 PR bootstrap/79003
14687 * lra-constraints.c: Rename invariant to lra_invariant.
14688 * predict.c (set_even_probabilities): Initialize e to NULL.
14690 2017-01-05 Martin Sebor <msebor@redhat.com>
14692 PR tree-optimization/78910
14693 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
14694 (format_integer): Correct off-by-one error in the handling
14695 of precision with negative numbers in signed conversions..
14697 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
14699 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
14701 2017-01-05 Jakub Jelinek <jakub@redhat.com>
14703 PR tree-optimization/71016
14704 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
14705 factor_out_conditional_conversion. Formatting fix.
14706 (factor_out_conditional_conversion): Add cond_stmt argument.
14707 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
14708 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
14709 Formatting fix.
14711 2017-01-05 David Malcolm <dmalcolm@redhat.com>
14713 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
14714 read-rtl-function.o, and selftest-rtl.o.
14715 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
14716 (selftest::aarch64_test_loading_full_dump): New function.
14717 (selftest::aarch64_run_selftests): New function.
14718 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
14719 selftest::aarch64_run_selftests.
14720 * config/i386/i386.c
14721 (selftest::ix86_test_loading_dump_fragment_1): New function.
14722 (selftest::ix86_test_loading_call_insn): New function.
14723 (selftest::ix86_test_loading_full_dump): New function.
14724 (selftest::ix86_test_loading_unspec): New function.
14725 (selftest::ix86_run_selftests): Call the new functions.
14726 * emit-rtl.c (maybe_set_max_label_num): New function.
14727 * emit-rtl.h (maybe_set_max_label_num): New decl.
14728 * function.c (instantiate_decls): Guard call to
14729 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
14730 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
14731 "static".
14732 * gensupport.c (gen_reader::gen_reader): Pass "false"
14733 for new "compact" param of rtx_reader.
14734 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
14735 rather than an empty string for NULL strings.
14736 * read-md.c: Potentially include config.h rather than bconfig.h.
14737 Wrap include of errors.h with #ifdef GENERATOR_FILE.
14738 (have_error): New global, copied from errors.c.
14739 (md_reader::read_name): Rename to...
14740 (md_reader::read_name_1): ...this, adding "out_loc" param,
14741 and converting "missing name or number" to returning false, rather
14742 than failing.
14743 (md_reader::read_name): Reimplement in terms of read_name_1.
14744 (md_reader::read_name_or_nil): New function.
14745 (md_reader::read_string): Handle "(nil)" by returning NULL.
14746 (md_reader::md_reader): Add new param "compact".
14747 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
14748 (md_reader::read_file): New method.
14749 * read-md.h (md_reader::md_reader): Add new param "compact".
14750 (md_reader::read_file): New method.
14751 (md_reader::is_compact): New accessor.
14752 (md_reader::read_name): Convert return type from void to file_location.
14753 (md_reader::read_name_or_nil): New decl.
14754 (md_reader::read_name_1): New decl.
14755 (md_reader::m_compact): New field.
14756 (noop_reader::noop_reader): Pass "false" for new "compact" param
14757 of rtx_reader.
14758 (rtx_reader::rtx_reader): Add new "compact" param.
14759 (rtx_reader::read_rtx_operand): Make virtual and convert return
14760 type from void to rtx.
14761 (rtx_reader::read_until): New decl.
14762 (rtx_reader::handle_any_trailing_information): New virtual function.
14763 (rtx_reader::postprocess): New virtual function.
14764 (rtx_reader::finalize_string): New virtual function.
14765 (rtx_reader::m_in_call_function_usage): New field.
14766 (rtx_reader::m_reuse_rtx_by_id): New field.
14767 * read-rtl-function.c: New file.
14768 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
14769 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
14770 (selftest::verify_three_block_rtl_cfg): New decl.
14771 * read-rtl-function.h: New file.
14772 * read-rtl.c: Potentially include config.h rather than bconfig.h.
14773 For host, include function.h, memmodel.h, and emit-rtl.h.
14774 (one_time_initialization): New function.
14775 (struct compact_insn_name): New struct.
14776 (compact_insn_names): New array.
14777 (find_code): Handle insn codes in compact dumps.
14778 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
14779 (bind_subst_iter_and_attr): Likewise.
14780 (add_condition_to_string): Likewise.
14781 (add_condition_to_rtx): Likewise.
14782 (apply_attribute_uses): Likewise.
14783 (add_current_iterators): Likewise.
14784 (apply_iterators): Likewise.
14785 (initialize_iterators): Guard usage of apply_subst_iterator with
14786 #ifdef GENERATOR_FILE.
14787 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
14788 (md_reader::read_mapping): Likewise.
14789 (add_define_attr_for_define_subst): Likewise.
14790 (add_define_subst_attr): Likewise.
14791 (read_subst_mapping): Likewise.
14792 (check_code_iterator): Likewise.
14793 (rtx_reader::read_rtx): Likewise. Move one-time initialization
14794 logic to...
14795 (one_time_initialization): New function.
14796 (rtx_reader::read_until): New method.
14797 (read_flags): New function.
14798 (parse_reg_note_name): New function.
14799 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
14800 Handle reuse_rtx ids.
14801 Wrap iterator lookup within #ifdef GENERATOR_FILE.
14802 Add parsing support for RTL dumps, mirroring the special-cases in
14803 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
14804 values, and calling handle_any_trailing_information.
14805 (rtx_reader::read_rtx_operand): Convert return type from void
14806 to rtx, returning return_rtx. Handle case 'e'. Call
14807 finalize_string on XSTR and XTMPL fields.
14808 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
14809 "(nil)" values were omitted. Call the postprocess vfunc on the
14810 return_rtx.
14811 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
14812 class ctor. Initialize m_in_call_function_usage. Call
14813 one_time_initialization.
14814 * rtl-tests.c (selftest::test_uncond_jump): Call
14815 set_new_first_and_last_insn.
14816 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
14817 * selftest-rtl.c: New file.
14818 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
14819 (selftest::get_insn_by_uid): New decl.
14820 * selftest-run-tests.c (selftest::run_tests): Call
14821 read_rtl_function_c_tests.
14822 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
14823 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
14824 dumps.
14826 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
14828 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
14829 operands in a special way. Assert that pos+len <= mode precision.
14831 2017-01-05 Jakub Jelinek <jakub@redhat.com>
14833 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
14834 3 argument Alias with unlimited for the negative form.
14835 (fno-vect-cost-model): Removed.
14837 2017-01-05 Martin Liska <mliska@suse.cz>
14839 * hsa-gen.c (gen_hsa_divmod): New function.
14840 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
14842 2017-01-05 Martin Liska <mliska@suse.cz>
14844 PR pch/78970
14845 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
14846 header.
14848 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14850 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
14851 small constant length operands.
14853 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14855 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
14856 between loop iterations.
14858 2017-01-05 Martin Liska <mliska@suse.cz>
14860 PR sanitizer/78815
14861 * gimplify.c (gimplify_decl_expr): Compare to
14862 asan_poisoned_variables instread of checking flags.
14863 (gimplify_target_expr): Likewise.
14864 (gimplify_expr): Likewise.
14865 (gimplify_function_tree): Conditionally initialize
14866 asan_poisoned_variables.
14868 2017-01-04 Jeff Law <law@redhat.com>
14870 PR tree-optimizatin/78812
14871 * rtl.h (contains_mem_rtx_p): Prototype.
14872 * ifcvt.c (containts_mem_rtx_p): Move from here to...
14873 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
14874 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
14875 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
14876 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
14878 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14880 * input.c (assert_char_at_range): Default-initialize actual_range.
14882 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14884 * df-scan.c (df_ref_create_structure): Make regno unsigned,
14885 to match the caller.
14887 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14889 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
14890 insns after final jump in test to emit dummy move.
14892 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14894 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
14895 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
14897 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
14899 * multiple_target.c (create_dispatcher_calls): Init e_next.
14900 * tree-ssa-loop-split.c (split_loop): Init border.
14901 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
14902 scalar_type.
14904 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14906 PR target/71977
14907 PR target/70568
14908 PR target/78823
14909 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
14910 (altivec_register_operand): Do not return true if the operand
14911 contains a SUBREG mixing SImode and SFmode.
14912 (vsx_register_operand): Likewise.
14913 (vsx_reg_sfsubreg_ok): New predicate.
14914 (vfloat_operand): Do not return true if the operand contains a
14915 SUBREG mixing SImode and SFmode.
14916 (vint_operand): Likewise.
14917 (vlogical_operand): Likewise.
14918 (gpc_reg_operand): Likewise.
14919 (int_reg_operand): Likewise.
14920 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
14921 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
14922 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
14923 SImode and SFmode.
14924 (rs6000_emit_move_si_sf_subreg): New helper function.
14925 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
14926 fixup SUBREGs involving SImode and SFmode.
14927 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
14928 numbers for the new peephole2 optimization.
14929 (peephole2 for SFmode unions): New peephole2 to optimize cases in
14930 the GLIBC math library that do AND/IOR/XOR operations on single
14931 precision floating point.
14932 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
14933 target macros to say whether we need to avoid SUBREGs mixing
14934 SImode and SFmode.
14935 (TARGET_ALLOW_SF_SUBREG): Likewise.
14936 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
14937 (UNSPEC_SI_FROM_SF): Likewise.
14938 (iorxor): Change spacing.
14939 (and_ior_xor): New iterator for AND, IOR, and XOR.
14940 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
14941 (movdi_from_sf_zero_ext): Likewise.
14942 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
14943 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
14944 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
14945 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
14946 (fms<mode>4): Likewise.
14947 (fnma<mode>4): Likewise.
14948 (fnms<mode>4): Likewise.
14949 (nfma<mode>4): Likewise.
14950 (nfms<mode>4): Likewise.
14952 2017-01-04 Marek Polacek <polacek@redhat.com>
14954 PR c++/64767
14955 * doc/invoke.texi: Document -Wpointer-compare.
14957 2017-01-04 Jakub Jelinek <jakub@redhat.com>
14959 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
14960 RejectNegative.
14962 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
14963 descriptions for -gdwarf-5 and emit them as uleb128 instead of
14964 2-byte data.
14966 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
14968 PR target/78056
14969 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
14970 documentation of the powerpc_popcntb_ok attribute.
14971 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14972 code to issue warning messages if a requested CPU configuration is
14973 not supported by the binary (assembler and loader) toolchain.
14974 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
14975 made to define a built-in function that has been disabled.
14976 (paired_init_builtins): Add assertion to prevent ICE if attempt is
14977 made to define a built-in function that has been disabled.
14978 (altivec_init_builtins): Add comment explaining why definition
14979 of the DST built-in functions is not preceded by an assertion
14980 check. Add assertions to prevent ICE if attempts are made to
14981 define an altivec predicate or an abs* built-in function that has
14982 been disabled.
14983 (htm_init_builtins): Add comment explaining why definition of the
14984 htm built-in functions is not preceded by an assertion check.
14986 2017-01-04 Jeff Law <law@redhat.com>
14988 PR tree-optimizatin/67955
14989 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
14990 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
14991 the points-to solution does not include pt_null. Use DECL_PT_UID
14992 unconditionally.
14994 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
14997 Use gen_int_mode instead of gen_lopwart for const_int operands.
14999 2017-01-04 Jakub Jelinek <jakub@redhat.com>
15001 PR tree-optimization/71563
15002 * match.pd: Simplify X << Y into X if Y is known to be 0 or
15003 out of range value - has low bits known to be zero.
15005 2017-01-04 Alan Modra <amodra@gmail.com>
15007 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
15008 * configure: Regenerate.
15009 * config.in: Regenerate.
15011 2017-01-04 Jakub Jelinek <jakub@redhat.com>
15013 PR bootstrap/77569
15014 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
15015 a substring of the message, but strcmp with the whole message. Ifdef
15016 ENABLE_NLS, translate the message first using dgettext.
15018 2017-01-03 Jeff Law <law@redhat.com>
15020 PR tree-optimizatin/78856
15021 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
15022 (mark_threaded_blocks): Remove code to truncate thread paths that
15023 cross multiple loop headers. Instead invalidate the cached loop
15024 iteration information and handle case of a thread path walking
15025 into an irreducible region.
15027 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15029 PR target/78900
15030 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
15031 assertions. Add support for doing the signbit if the IEEE 128-bit
15032 floating point value is in a GPR.
15033 * config/rs6000/rs6000.md (Fsignbit): Delete.
15034 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
15035 Update the length attribute if the value is in a GPR.
15036 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
15037 the sign or zero extension instruction, since the value is always 0/1.
15038 (signbit<mode>2_dm2): Delete using <Fsignbit>.
15040 PR target/78953
15041 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
15042 extracting SImode to a GPR register so that we can generate a
15043 store, limit the vector to be in a traditional Altivec register
15044 for the vextuwrx instruction.
15046 2017-01-03 Ian Lance Taylor <iant@google.com>
15048 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
15050 2017-01-03 Martin Sebor <msebor@redhat.com>
15052 PR tree-optimization/78696
15053 * gimple-ssa-sprintf.c (format_floating): Correct handling of
15054 precision. Use MPFR for %f for greater fidelity. Correct handling
15055 of %g.
15056 (pass_sprintf_length::compute_format_length): Set width and precision
15057 specified by asrerisk to void_node for vararg functions.
15058 (try_substitute_return_value): Adjust dump output.
15060 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
15062 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
15064 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
15066 * doc/invoke.texi (SPARC options): Document -mlra as the default.
15067 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
15068 -mlra/-mno-lra was passed to the compiler.
15070 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
15072 PR rtl-optimization/65618
15073 * emit-rtl.c (try_split): Move initialization of "before" and
15074 "after" to just before the call to emit_insn_after_setloc.
15076 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
15078 * doc/md.texi (Standard Names): Remove reference to Java frontend.
15080 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
15082 * dwarf2out.c (gen_enumeration_type_die): When
15083 -gno-strict-dwarf, add a DW_AT_encoding attribute.
15085 2017-01-03 Jakub Jelinek <jakub@redhat.com>
15087 PR tree-optimization/78965
15088 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
15089 Change first argument from const call_info & to call_info &. For %n
15090 set info.nowrite to false.
15092 PR middle-end/78901
15093 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
15094 possibly throwing calls.
15096 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
15097 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
15098 and fns handling, rather than in a separate case SSA_NAME.
15100 2017-01-02 Jeff Law <law@redhat.com>
15102 * config/darwin-driver.c (darwin_driver_init): Const-correctness
15103 fixes for first_period and second_period variables.
15105 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
15107 PR target/78967
15108 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
15109 (*insvqi_1): New insn pattern.
15110 (*insvqi_1_mem_rex64): Ditto.
15111 (*insvqi_2): Ditto.
15112 (*insvqi_3): Rename from *insvqi.
15114 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
15116 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
15118 * doc/cfg.texi (Edges): Remove reference to Java.
15119 (Maintaining the CFG): Ditto.
15121 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
15123 PR middle-end/77674
15124 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
15125 transparent aliases.
15127 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
15129 PR middle-end/77484
15130 * predict.def (PRED_CALL): Update hitrate.
15131 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
15132 * predict.c (tree_estimate_probability_bb): Split CALL predictor
15133 into direct/indirect/polymorphic variants.
15135 2017-01-01 Jakub Jelinek <jakub@redhat.com>
15137 Update copyright years.
15139 * gcc.c (process_command): Update copyright notice dates.
15140 * gcov-dump.c (print_version): Ditto.
15141 * gcov.c (print_version): Ditto.
15142 * gcov-tool.c (print_version): Ditto.
15143 * gengtype.c (create_file): Ditto.
15144 * doc/cpp.texi: Bump @copying's copyright year.
15145 * doc/cppinternals.texi: Ditto.
15146 * doc/gcc.texi: Ditto.
15147 * doc/gccint.texi: Ditto.
15148 * doc/gcov.texi: Ditto.
15149 * doc/install.texi: Ditto.
15150 * doc/invoke.texi: Ditto.
15151 \f
15152 Copyright (C) 2017 Free Software Foundation, Inc.
15154 Copying and distribution of this file, with or without modification,
15155 are permitted in any medium without royalty provided the copyright
15156 notice and this notice are preserved.