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1 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/70703
4 * ira-color.c (update_conflict_hard_regno_costs): Use
5 int64_t instead of HOST_WIDE_INT.
7 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
9 PR rtl-optimization/70478
10 * lra-constraints.c (process_alt_operands): Disfavor alternative
11 insn memory operands.
13 2017-04-07 Jeff Law <law@redhat.com>
15 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
16 CALL and NOTE_INSN_CALL_ARG_LOCATION.
18 2017-04-07 Martin Liska <mliska@suse.cz>
20 PR target/79889
21 * config/aarch64/aarch64.c (aarch64_process_target_attr):
22 Show error message instead of an ICE.
24 2017-04-07 Martin Liska <mliska@suse.cz>
26 PR ipa/80212
27 * ipa-split.c (split_function): Add function part to a same comdat
28 group.
30 2017-04-07 Richard Biener <rguenther@suse.de>
32 PR middle-end/80341
33 * tree.c (get_unwidened): Also handle ! for_type case for
34 INTEGER_CSTs.
35 * convert.c (do_narrow): Split out from ...
36 (convert_to_integer_1): ... here. Do not pass final truncation
37 type to get_unwidened for TRUNC_DIV_EXPR.
39 2017-04-07 Richard Biener <rguenther@suse.de>
41 * tree-affine.c (wide_int_ext_for_comb): Take type rather
42 than aff_tree.
43 (aff_combination_const): Adjust.
44 (aff_combination_scale): Likewise.
45 (aff_combination_add_elt): Likewise.
46 (aff_combination_add_cst): Likewise.
47 (aff_combination_convert): Likewise.
48 (add_elt_to_tree): Likewise. Remove unused argument.
49 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
51 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
53 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
54 definition.
55 * config/arm/arm.c (arm_default_short_enums): Use
56 ARM_DEFAULT_SHORT_ENUMS.
57 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
59 2017-04-06 Jakub Jelinek <jakub@redhat.com>
61 PR debug/80234
62 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
63 members with redundant out-of-class redeclaration.
65 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
67 PR target/80286
68 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
69 * config/i386/i386.md (*zero_extendsidi2):
70 Add (?*x,*x) and (?*v,*v) alternatives.
72 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
74 PR target/79733
75 * config/i386/i386.c (ix86_expand_builtin)
76 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
77 mode from insn data. Convert operands to insn operand mode.
78 Copy operands that don't satisfy insn predicate to a register.
80 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
82 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
83 Update comments.
85 2017-04-06 Richard Biener <rguenther@suse.de>
87 PR tree-optimization/80334
88 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
89 preserve alignment of accesses.
91 2017-04-06 Richard Biener <rguenther@suse.de>
93 PR tree-optimization/80262
94 * tree-sra.c (build_ref_for_offset): Preserve address-space
95 information.
96 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
97 Drop useless address-space information on MEM_REF offsets.
99 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
101 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
103 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
105 PR rtl-optimization/70703
106 * ira-color.c (update_conflict_hard_regno_costs): Use
107 HOST_WIDE_INT instead of long.
109 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
111 PR target/80298
112 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
113 not defined for x86_64 target. Add -mmmx target option when __SSE2__
114 is not defined.
115 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
116 for x86_64 target. Handle -m3dnowa option.
118 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
120 PR rtl-optimization/70703
121 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
122 (update_conflict_hard_regno_costs): Use long instead of unsigned
123 arithmetic for cost calculation.
125 2017-04-05 Jakub Jelinek <jakub@redhat.com>
126 Bernd Edlinger <bernd.edlinger@hotmail.de>
128 PR sanitizer/80308
129 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
130 for big endian.
132 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
134 PR target/78002
135 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
136 ptr_mode with Pmode throughout.
137 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
138 into probe_stack_range and use DImode.
140 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
142 PR target/79890
143 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
144 call_eh_return is true.
146 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
148 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
149 Initialize last_match_fntype_index.
151 2017-04-05 Jakub Jelinek <jakub@redhat.com>
153 PR target/80310
154 * tree-nvr.c: Include internal-fn.h.
155 (pass_return_slot::execute): Ignore internal calls without
156 direct optab.
158 2017-04-04 Jakub Jelinek <jakub@redhat.com>
159 Richard Biener <rguenther@suse.de>
161 PR c++/80297
162 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
163 captures used multiple times, except for the last use.
164 * generic-match-head.c: Include gimplify.h.
166 2017-04-04 Jakub Jelinek <jakub@redhat.com>
168 PR tree-optimization/79390
169 * target.h (struct noce_if_info): Declare.
170 * targhooks.h (default_noce_conversion_profitable_p): Declare.
171 * target.def (noce_conversion_profitable_p): New target hook.
172 * ifcvt.h (struct noce_if_info): New type, moved from ...
173 * ifcvt.c (struct noce_if_info): ... here.
174 (noce_conversion_profitable_p): Renamed to ...
175 (default_noce_conversion_profitable_p): ... this. No longer
176 static nor inline.
177 (noce_try_store_flag_constants, noce_try_addcc,
178 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
179 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
180 instead of noce_conversion_profitable_p.
181 * config/i386/i386.c: Include ifcvt.h.
182 (ix86_option_override_internal): Don't override
183 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
184 (ix86_noce_conversion_profitable_p): New function.
185 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
186 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
187 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
188 * doc/tm.texi: Regenerated.
190 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
192 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
193 correction.
195 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
197 PR target/80307
198 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
199 instructions for small multiply cores.
201 2017-04-04 Jeff Law <law@redhat.com>
203 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
204 added member.
205 (mips_expand_vec_perm_const): Initialize elements in orig_perm
206 that are not set by the loop over the elements.
208 2017-04-04 Jakub Jelinek <jakub@redhat.com>
210 PR target/80286
211 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
212 int mode, convert_modes it to mode as unsigned, otherwise use
213 lowpart_subreg to mode rather than SImode.
214 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
215 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
216 Use DImode instead of SImode for the shift count operand.
217 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
218 Likewise.
220 2017-04-04 Richard Biener <rguenther@suse.de>
222 PR middle-end/80281
223 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
224 arithmetic done for the negate or the plus. Simplify.
225 (A - (-B) -> A + B): Likewise.
226 * fold-const.c (split_tree): Make sure to not negate pointers.
228 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
230 PR rtl-optimization/60818
231 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
232 a compare of comparisons with the thing compared if this results
233 in a different machine mode.
235 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
237 * alias.c (base_alias_check): Fix typo in comment.
238 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
239 * cgraphunit.c (symbol_table::compile): Likewise.
240 * collect2.c (maybe_run_lto_and_relink): Likewise.
241 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
242 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
243 * config/avr/avr.c (avr_map_op_t): Likewise.
244 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
245 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
246 * config/epiphany/epiphany.md (movcc): Likewise.
247 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
248 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
249 Likewise.
250 * config/mips/mips.c (mips_save_restore_reg): Likewise.
251 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
252 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
253 * config/sh/sh.c (sh_rtx_costs): Likewise.
254 * fold-const.c (fold_truth_andor): Likewise.
255 * genautomata.c (collapse_flag): Likewise.
256 * gengtype.h (struct type::u::s): Likewise.
257 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
258 * input.c (FORMAT_AMOUNT): Likewise.
259 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
260 (known_aggs_to_agg_replacement_list): Likewise.
261 * ipa-inline-analysis.c: Likewise.
262 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
263 * ipa-polymorphic-call.c
264 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
265 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
266 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
267 Likewise.
268 * modulo-sched.c (apply_reg_moves): Likewise.
269 * omp-expand.c (build_omp_regions_1): Likewise.
270 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
271 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
272 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
273 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
274 * value-prof.c: Likewise.
275 * var-tracking.c (val_reset): Likewise.
277 2017-04-03 Richard Biener <rguenther@suse.de>
279 PR tree-optimization/80275
280 * fold-const.c (split_address_to_core_and_offset): Handle
281 POINTER_PLUS_EXPR.
283 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
285 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
286 descriptors is at least equal to that of functions.
288 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
290 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
292 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
294 PR target/80250
295 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
296 (mov<IMOD4:mode>): New expander.
297 (*mov<IMOD4:mode>_internal): New insn and split pattern.
299 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
301 PR rtl-optimization/79405
302 * fwprop.c (propagations_left): New variable.
303 (forward_propagate_into): Decrement it.
304 (fwprop_init): Initialize it.
305 (fw_prop): If the variable has reached zero, stop propagating.
306 (fwprop_addr): Ditto.
308 2017-03-31 Jakub Jelinek <jakub@redhat.com>
310 PR debug/79255
311 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
312 a FUNCTION_DECL, pass it as decl instead of origin to
313 process_scope_var.
315 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
317 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
318 string.
320 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
322 PR target/80107
323 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
324 TARGET_VSX_SMALL_INTEGER.
326 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
328 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
329 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
331 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
333 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
334 extraction from odd-numbered MSA register.
336 2017-03-31 Jakub Jelinek <jakub@redhat.com>
338 PR middle-end/80173
339 * expmed.c (store_bit_field_1): Don't attempt to create
340 a word subreg out of hard registers wider than word if they
341 have HARD_REGNO_NREGS of 1 for their mode.
343 PR middle-end/80163
344 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
345 conversions to integer types wider than word and pointer.
347 PR debug/80025
348 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
349 (rtx_equal_for_cselib_p): Pass 0 to it.
350 * cselib.c (cselib_hasher::equal): Likewise.
351 (rtx_equal_for_cselib_1): Add depth argument. If depth
352 is 128, don't look up VALUE locs and punt. Increment
353 depth in recursive calls when walking VALUE locs.
355 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
357 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
358 (make_gcov_file_name): Use the canonical path name for generating
359 the MD5 value.
360 (read_line): Fix handling of files with ascii null bytes.
362 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
364 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
365 to initialise a vector register instead
366 of using a const_int.
368 2017-03-30 Jakub Jelinek <jakub@redhat.com>
370 PR translation/80189
371 * gimplify.c (omp_default_clause): Use %qs instead of %s in
372 diagnostic messages.
374 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
376 PR target/80246
377 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
378 (dfp_diex_<mode>): Update mode of operand 1.
379 * doc/extend.texi (dxex, dxexq): Document change to return type.
380 (diex, diexq): Document change to argument type.
382 2017-03-30 Martin Jambor <mjambor@suse.cz>
384 PR ipa/77333
385 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
386 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
387 it reflects the signature changes performed at the callee side.
388 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
389 to cgraph_build_function_type_skip_args.
390 (build_function_decl_skip_args): Adjust call to the above function.
392 2017-03-30 Jakub Jelinek <jakub@redhat.com>
394 PR target/80206
395 * config/i386/sse.md
396 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
397 register as dest whenever it is a MEM not rtx_equal_p to the
398 corresponding dup operand, and when forcing into reg move the
399 reg into the memory afterwards.
400 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
401 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
402 for the force_reg mode.
403 (avx512vl_vextractf128<mode>): Use register as dest either
404 always when a MEM, or when it is a MEM not rtx_equal_p to the
405 corresponding dup operand, or even not when it is a CONST_VECTOR
406 depending on the mode and lo vs. hi.
407 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
408 parens.
409 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
410 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
411 Likewise. Require that operands[2] is even.
412 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
413 Remove extraneous parens. Require that operands[2] is a multiple
414 of 4.
415 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
416 operands[0] is a MEM if <mask_applied>, the predicates/constraints
417 disallow memory then.
419 2017-03-30 Richard Biener <rguenther@suse.de>
421 PR tree-optimization/77498
422 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
423 to non-constants over backedges.
425 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
427 PR rtl-optimization/80233
428 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
429 as last_combined_insn. Do not test for BARRIER_P separately.
431 2017-03-29 Andreas Schwab <schwab@suse.de>
433 PR ada/80146
434 * calls.c (prepare_call_address): Convert funexp to Pmode before
435 copying to temp reg.
437 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
439 PR tree-optimization/80158
440 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
441 Handle possible future case of more than one alternate
442 interpretation.
443 (replace_rhs_if_not_dup): Likewise.
444 (replace_one_candidate): Likewise.
446 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
448 PR rtl-optimization/80193
449 * ira.c (ira): Do not check allocation for LRA.
451 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
453 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
454 (nvptx_output_simt_exit): Declare.
455 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
456 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
457 (init_softstack_frame): Move initialization of crtl->is_leaf to...
458 (nvptx_declare_function_name): ...here. Emit declaration of local
459 memory space buffer for omp_simt_enter insn.
460 (nvptx_output_unisimt_switch): New.
461 (nvptx_output_softstack_switch): New.
462 (nvptx_output_simt_enter): New.
463 (nvptx_output_simt_exit): New.
464 * config/nvptx/nvptx.h (struct machine_function): New fields
465 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
466 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
467 (UNSPECV_SIMT_EXIT): Ditto.
468 (omp_simt_enter_insn): New insn.
469 (omp_simt_enter): New expansion.
470 (omp_simt_exit): New insn.
471 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
473 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
474 (expand_GOMP_SIMT_ENTER_ALLOC): New.
475 (expand_GOMP_SIMT_EXIT): New.
476 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
477 (GOMP_SIMT_ENTER_ALLOC): Ditto.
478 (GOMP_SIMT_EXIT): Ditto.
479 * target-insns.def (omp_simt_enter): New insn.
480 (omp_simt_exit): Ditto.
481 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
482 simt_dlist.
483 (lower_rec_simd_input_clauses): Implement SIMT privatization.
484 (lower_rec_input_clauses): Likewise.
485 (lower_lastprivate_clauses): Handle SIMT privatization.
487 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
488 (ompdevlow_adjust_simt_enter): New.
489 (find_simtpriv_var_op): New.
490 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
491 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
493 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
494 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
495 (copy_decl_for_dup_finish): Ditto.
497 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
499 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
501 PR target/53383
502 * config/i386/i386.c (ix86_option_override_internal): Always
503 allow -mpreferred-stack-boundary=3 for 64-bit targets.
505 2017-03-28 Bin Cheng <bin.cheng@arm.com>
507 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
509 2017-03-28 Bin Cheng <bin.cheng@arm.com>
511 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
512 mark new edge's irreducible flag accordign to it.
513 (vect_do_peeling): Check loop preheader edge's irreducible flag
514 and pass it to function slpeel_add_loop_guard.
516 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
518 PR tree-optimization/80218
519 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
520 Update block frequencies and counts.
522 2017-03-28 Richard Biener <rguenther@suse.de>
524 PR tree-optimization/78644
525 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
526 of a simplification result we may not use it at all.
528 2017-03-28 Richard Biener <rguenther@suse.de>
530 PR ipa/80205
531 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
532 without arguments, generate default definition of a SSA name.
534 2017-03-28 Richard Biener <rguenther@suse.de>
536 PR middle-end/80222
537 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
538 TYPE_REF_CAN_ALIAS_ALL references.
539 * fold-const.c (fold_indirect_ref_1): Likewise.
541 2017-03-28 Martin Liska <mliska@suse.cz>
543 PR ipa/80104
544 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
545 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
547 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
548 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
550 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
551 (EXTRA_SPECS): Define.
552 (SUBTARGET_EXTRA_SPECS): Likewise.
553 (SUBTARGET_CPP_SPEC): Likewise.
554 * config/arc/elf.h (EXTRA_SPECS): Renamed to
555 SUBTARGET_EXTRA_SPECS.
556 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
558 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
560 * config/arc/simdext.md (vst64_insn): Update pattern.
561 (vld32wh_insn): Likewise.
562 (vld32wl_insn): Likewise.
563 (vld64_insn): Likewise.
564 (vld32_insn): Likewise.
566 2017-03-28 Marek Polacek <polacek@redhat.com>
568 PR sanitizer/80067
569 * fold-const.c (fold_comparison): Use protected_set_expr_location
570 instead of SET_EXPR_LOCATION.
572 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
574 * tree.c (add_expr): Avoid name lookup warning.
576 2017-03-27 Jeff Law <law@redhat.com>
578 PR tree-optimization/80216
579 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
580 function name. Limit recursion depth.
581 (record_temporary_equivalences): Corresponding changes.
583 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
585 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
586 covered first.
588 2017-03-27 Jakub Jelinek <jakub@redhat.com>
590 PR target/80102
591 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
592 notes.
593 * cfgcleanup.c (reg_note_cfa_p): New array.
594 (insns_have_identical_cfa_notes): New function.
595 (old_insns_match_p): Don't cross-jump in between /f
596 and non-/f instructions. If both i1 and i2 are frame related,
597 verify all CFA notes, their order and content.
599 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
601 PR target/78543
602 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
603 HImode and SImode with zero extend to DImode to one insn.
604 (bswap<mode>2_extenddi): Likewise.
605 (bswapsi2_extenddi): Likewise.
606 (bswaphi2_extendsi): Likewise.
607 (bswaphi2): Combine bswap HImode and SImode into one insn.
608 Separate memory insns from swapping register.
609 (bswapsi2): Likewise.
610 (bswap<mode>2): Likewise.
611 (bswaphi2_internal): Delete, no longer used.
612 (bswapsi2_internal): Likewise.
613 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
614 store, and gpr<-gpr swap insns.
615 (bswap<mode>2_store): Likewise.
616 (bswaphi2_reg): Register only splitter, combine with the splitter.
617 (bswaphi2 splitter): Likewise.
618 (bswapsi2_reg): Likewise.
619 (bswapsi2 splitter): Likewise.
620 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
621 the insns into load, store, and register/register insns.
622 (bswapdi2_ldbrx): Likewise.
623 (bswapdi2_load): Likewise.
624 (bswapdi2_store): Likewise.
625 (bswapdi2_reg): Likewise.
627 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
629 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
630 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
632 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
634 PR target/80103
635 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
636 add comments.
637 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
638 special handling for target option conflicts between dform
639 options (-mpower9-dform, -mpower9-dform-vector,
640 -mpower9-dform-scalar) and -mno-direct-move.
642 2017-03-27 Richard Biener <rguenther@suse.de>
644 PR tree-optimization/80181
645 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
647 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
649 * config/arc/predicates.md (move_double_src_operand): Replace the
650 call to move_double_src_operand with a call to address_operand.
652 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
654 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
655 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
656 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
658 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
660 * config/arc/predicates.md (long_immediate_loadstore_operand):
661 Consider scaled addresses cases.
663 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
665 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
666 restored when in interrupt.
667 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
668 doesn't have delay slot.
670 2017-03-27 Richard Biener <rguenther@suse.de>
672 PR ipa/79776
673 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
674 inlined thunk clones.
676 2017-03-27 Jakub Jelinek <jakub@redhat.com>
678 PR sanitizer/80168
679 * asan.c (instrument_derefs): Copy over last operand from
680 original COMPONENT_REF to the new COMPONENT_REF with
681 DECL_BIT_FIELD_REPRESENTATIVE.
682 * ubsan.c (instrument_object_size): Likewise.
684 2017-03-27 Richard Biener <rguenther@suse.de>
686 PR tree-optimization/80170
687 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
688 sure DR/SCEV didnt fold in constants we do not see when looking
689 at the reference base alignment.
691 2017-03-27 Richard Biener <rguenther@suse.de>
693 PR middle-end/80171
694 * gimple-fold.c (fold_ctor_reference): Properly guard against
695 NULL return value from canonicalize_constructor_val.
697 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
699 PR target/80180
700 * config/i386/i386.c (ix86_expand_builtin)
701 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
702 flags reg setting and flags reg using instructions.
703 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
704 clobbering instructions to zero extend op2.
706 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
708 * doc/install.texi (Configuration) <--with-aix-soname>:
709 Update link to AIX ld.
711 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
713 PR rtl-optimization/80160
714 PR rtl-optimization/80159
715 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
716 reg_alternate_class into account.
718 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
720 PR target/80148
721 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
722 to consider in curr_insn_transform.
724 2017-03-24 Jakub Jelinek <jakub@redhat.com>
726 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
727 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
728 and emit_mode_inner.
730 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
732 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
733 argument to the overloaded builtin variants. Use the new flag to
734 deprecate certain builtin variants.
735 * config/s390/s390-builtin-types.def: Add new builtin types.
736 * config/s390/s390-builtins.h: Support new flags field for
737 overloaded builtins.
738 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
739 (s390_macro_to_expand): Enable vector float data type.
740 (s390_cpu_cpp_builtins_internal): Indicate support of the new
741 builtins by incrementing the __VEC__ version number.
742 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
743 vec_xst.
744 (s390_resolve_overloaded_builtin): Emit error messages depending
745 on the builtin flags.
746 * config/s390/s390.c (s390_expand_builtin): Support additional
747 flags argument. Change error message to match the messages
748 emitted in s390-c.c.
749 * config/s390/s390.md: New UNSPEC_* constants.
750 (op_type): Add new instruction types.
751 * config/s390/vecintrin.h: Add new builtins and test data class
752 constants.
753 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
754 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
755 (VEC_INEXACT, VEC_NOINEXACT): New constants.
756 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
757 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
758 ("vec_mergel<mode>"): V_HW -> VEC_HW.
760 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
761 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
762 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
763 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
765 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
766 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
767 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
768 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
770 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
771 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
772 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
773 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
774 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
775 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
776 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
778 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
779 ("vec_scatter_element<V_HW_4:mode>_DI")
780 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
781 ("vec_fpint<mode>", "vflls")
782 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
783 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
784 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
785 ("*vec_cmphe<mode>_cc"): ... these.
787 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
788 mode constant instead of magic value.
790 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
792 * config/s390/s390.c (s390_expand_vec_compare): Support other
793 vector floating point modes than just V2DF.
794 (s390_expand_vcond): Likewise.
795 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
796 (s390_cannot_change_mode_class): Prevent mode changes between TF
797 and V1TF in vector registers.
798 * config/s390/s390.md (DF, SF): New mode attributes.
799 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
800 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
801 SFmode support for VRs.
802 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
803 vector fp modes.
804 (VFT, VF_HW): New mode iterators.
805 (vw, sdx): New mode attributes.
806 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
807 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
808 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
809 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
810 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
811 also the new vector floating point modes. Renaming to ...
813 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
814 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
815 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
816 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
817 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
818 ("vec_unordered<mode>"): ... these.
820 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
821 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
822 ("*vec_extendv2df"): New insn definitions.
824 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
826 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
827 ("mulditi3_2", "*muldi3_sign"): New patterns.
828 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
829 rename the pattern definition.
831 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
833 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
834 expander.
835 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
837 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
839 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
840 instruction if possible.
841 * config/s390/vector.md (vec_halfnumelts): New mode
842 attribute.
843 ("*vec_vllezlf<mode>"): New pattern.
845 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
847 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
848 ("popcountv4si2", "popcountv2di2"): Rename to ...
849 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
850 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
851 condition.
852 ("popcount<mode>2_vxe"): New pattern.
854 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
856 * common/config/s390/s390-common.c (processor_flags_table): Add
857 arch12.
858 * config.gcc: Add arch12.
859 * config/s390/driver-native.c (s390_host_detect_local_cpu):
860 Default to arch12 for unknown CPU model numbers.
861 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
862 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
863 PROCESSOR_max sanity check.
864 * config/s390/s390-opts.h (enum processor_type): Add
865 PROCESSOR_ARCH12.
866 * config/s390/s390.c (processor_table): Add arch12.
867 (s390_expand_builtin): Add check for B_VXE flag.
868 (s390_issue_rate): Add PROCESSOR_ARCH12.
869 (s390_get_sched_attrmask): Likewise.
870 (s390_get_unit_mask): Likewise.
871 (s390_sched_score): Enable z13 scheduling for arch12.
872 (s390_sched_reorder): Likewise.
873 (s390_sched_variable_issue): Likewise.
874 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
875 PF_VXE.
876 (s390_tune_attr): Use z13 scheduling also for arch12.
877 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
878 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
879 (TARGET_VXE_P): New macros.
880 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
881 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
882 * config/s390/s390.opt: Add arch12 as processor_type.
884 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
886 * config/s390/s390.md
887 ("fixuns_truncdddi2", "fixuns_trunctddi2")
888 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
889 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
891 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
892 Rename expanders to ...
894 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
895 ("fixuns_truncdddi2_emu"): ... these.
897 ("fixuns_trunc<mode>si2_emu"): New expander.
899 ("*fixuns_truncdfdi2_z13"): Rename to ...
900 ("*fixuns_truncdfdi2_vx"): ... this.
902 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
904 * config/s390/2964.md: Remove the single element vector compare
905 instructions which are no longer used.
906 * config/s390/s390.c (s390_select_ccmode): Remove handling of
907 vector CCmodes.
908 (s390_canonicalize_comparison): Remove handling of DFmode
909 compares.
910 (s390_expand_vec_compare_scalar): Remove function.
911 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
912 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
913 pattern.
914 ("*cmp<mode>_ccs"): Add wfcdb instruction.
916 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
918 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
919 FP zero.
920 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
921 will anyway by matched by mov<mode>_64dfp.
923 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
925 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
926 vlef/vstef. Add missing operand to vleif.
928 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
930 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
931 pair for all vector types with 64 bit elements.
932 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
933 * config/s390/vector.md (V_HW_64): ... here.
934 (V_128_NOSINGLE): New mode iterator.
935 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
936 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
937 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
938 ("*vec_load_pairv2di"): Change to ...
939 ("*vec_load_pair<mode>"): ... this one.
941 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
943 * config/s390/constraints.md: Add comments.
944 (jKK): Reject element sizes > 8 bytes.
945 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
946 s_operands.
947 * config/s390/s390.md: Add the s_operand checks formerly in
948 s390_split_ok_p to various splitters where they are still
949 required.
950 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
951 for 128 bit vectors. Plus two splitters.
953 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
955 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
956 the file.
958 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
960 PR target/79893
961 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
962 error if the boundary argument is not constant.
964 2017-03-24 Jakub Jelinek <jakub@redhat.com>
966 PR rtl-optimization/80112
967 * loop-doloop.c (doloop_condition_get): Don't check condition
968 if cmp isn't SET with IF_THEN_ELSE src.
970 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
972 PR tree-optimization/80158
973 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
974 replacing a candidate statement, also replace it for the
975 candidate's alternate interpretation.
976 (replace_rhs_if_not_dup): Likewise.
977 (replace_one_candidate): Likewise.
979 2017-03-24 Richard Biener <rguenther@suse.de>
981 PR tree-optimization/80167
982 * graphite-isl-ast-to-gimple.c
983 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
984 properly.
985 (translate_isl_ast_to_gimple::get_rename): Likewise.
987 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
989 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
990 handling of certain combinations of target options, including the
991 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
992 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
994 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
996 PR target/71436
997 * config/arm/arm.md (*load_multiple): Add reload_completed to
998 matching condition.
1000 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1001 Richard Biener <rguenth@suse.de>
1003 PR tree-optimization/79908
1004 PR tree-optimization/80136
1005 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1006 been cast away, gimplify_and_add suffices.
1008 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
1010 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
1012 2017-03-23 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/80032
1015 * gimplify.c (gimple_push_cleanup): Forced unconditional
1016 cleanups still have to go to the conditional_cleanups
1017 sequence.
1019 2017-03-22 Jakub Jelinek <jakub@redhat.com>
1021 PR tree-optimization/80072
1022 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
1023 to unsigned int.
1024 (next_operand_entry_id): Change type to unsigned int.
1025 (sort_by_operand_rank): Make sure to return the right return value
1026 even if unsigned fields are bigger than INT_MAX.
1027 (struct oecount): Change cnt and id type to unsigned int.
1028 (oecount_hasher::equal): Formatting fix.
1029 (oecount_cmp): Make sure to return the right return value
1030 even if unsigned fields are bigger than INT_MAX.
1031 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
1033 PR c++/80129
1034 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
1035 TREE_READONLY on result if writing it more than once.
1037 PR sanitizer/80110
1038 * doc/invoke.texi (-fsanitize=thread): Document that with
1039 -fnon-call-exceptions atomics are not able to throw
1040 exceptions.
1042 PR sanitizer/80110
1043 * tsan.c: Include tree-eh.h.
1044 (instrument_builtin_call): Call maybe_clean_eh_stmt or
1045 maybe_clean_or_replace_eh_stmt where needed.
1046 (instrument_memory_accesses): Add cfg_changed argument.
1047 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
1048 if it returned true.
1049 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
1051 PR rtl-optimization/63191
1052 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
1053 wrapper function, moved the whole old content into ...
1054 (ix86_delegitimize_address_1): ... this. New inline function.
1055 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
1056 true as last argument instead of ix86_delegitimize_address.
1058 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1060 * config/aarch64/aarch64.c (generic_branch_cost): Copy
1061 cortexa57_branch_cost.
1063 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1065 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
1067 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1069 PR target/80123
1070 * doc/md.texi (Constraints): Document wA constraint.
1071 * config/rs6000/constraints.md (wA): New.
1072 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
1073 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
1074 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
1075 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
1077 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
1079 PR c++/80029
1080 * gimplify.c (is_oacc_declared): New function.
1081 (oacc_default_clause): Use it to set default flags for acc declared
1082 variables inside parallel regions.
1083 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
1084 declared variables.
1085 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
1086 declare attribute to any decl as necessary.
1088 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1090 PR target/80082
1091 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
1092 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
1093 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
1094 (arm_arch_lpae): This.
1095 * config/arm/arm.c (arm_arch7ve): Rename into ...
1096 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
1097 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
1098 arm_arch_lpae.
1100 2017-03-22 Martin Liska <mliska@suse.cz>
1102 PR target/79906
1103 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
1104 error message instead of an ICE.
1106 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1108 * doc/extend.texi (6.11 Additional Floating Types): Revise.
1110 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1112 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1113 comments.
1114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1115 comments.
1117 2017-03-21 Martin Sebor <msebor@redhat.com>
1119 * doc/extend.texi: Use "cannot" instead of "can't."
1120 * doc/hostconfig.texi: Same.
1121 * doc/install.texi: Same.
1122 * doc/invoke.texi: Same.
1123 * doc/loop.texi: Same.
1124 * doc/md.texi: Same.
1125 * doc/objc.texi: Same.
1126 * doc/rtl.texi: Same.
1127 * doc/tm.texi: Same.
1128 * doc/tm.texi.in: Same.
1129 * doc/trouble.texi: Same.
1131 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
1133 PR debug/63238
1134 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
1135 (collect_checksum_attributes): Set it.
1136 (die_checksum_ordered): Use it.
1138 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1140 PR tree-optimization/79908
1141 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
1142 change: For a VA_ARG whose LHS has been cast away, use
1143 force_gimple_operand to construct the side effects.
1145 2017-03-21 David Malcolm <dmalcolm@redhat.com>
1147 PR translation/80001
1148 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
1149 more amenable to translation.
1150 (oacc_loop_auto_partitions): Likewise.
1152 2017-03-21 Marek Polacek <polacek@redhat.com>
1153 Martin Sebor <msebor@redhat.com>
1155 PR tree-optimization/80109
1156 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
1157 on INTEGRAL_TYPE_P.
1159 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1160 Segher Boessenkool <segher@kernel.crashing.org>
1162 PR target/80125
1163 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
1164 check reg_used_between_p between insn and one of succ or succ2
1165 depending on if succ is artificial insn not inserted into insn
1166 stream.
1168 2017-03-21 Martin Liska <mliska@suse.cz>
1170 PR gcov-profile/80081
1171 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
1172 * doc/gcc.texi: Include gcov-dump stuff.
1173 * doc/gcov-dump.texi: New file.
1175 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
1177 PR rtl-optimization/79150
1178 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
1179 conditional jump, if the jump is the last insn of the loop.
1181 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1182 Richard Biener <rguenth@suse.de>
1184 PR tree-optimization/79908
1185 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1186 been cast away, use force_gimple_operand to construct the side
1187 effects.
1189 2017-03-21 Martin Liska <mliska@suse.cz>
1191 PR libfortran/79956
1192 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
1193 to NULL.
1195 2017-03-21 Brad Spengler <spender@grsecurity.net>
1197 PR plugins/80094
1198 * plugin.c (htab_hash_plugin): New function.
1199 (add_new_plugin): Use it and adjust.
1200 (parse_plugin_arg_opt): Adjust.
1201 (init_one_plugin): Likewise.
1203 2017-03-21 Richard Biener <rguenther@suse.de>
1205 PR tree-optimization/80032
1206 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
1207 if set force the cleanup to happen unconditionally.
1208 (gimplify_target_expr): Push inserted clobbers with force_uncond
1209 to avoid them being removed by control-dependent DCE.
1211 2017-03-21 Richard Biener <rguenther@suse.de>
1213 PR tree-optimization/80122
1214 * tree-inline.c (copy_bb): Do not expans va-arg packs or
1215 va_arg_pack_len when the inlined call stmt requires pack
1216 expansion itself.
1217 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
1219 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1221 PR sanitizer/78158
1222 * tsan.c (instrument_builtin_call): If the memory model argument
1223 is not a constant, assume it is valid.
1225 PR c/67338
1226 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
1227 avoid UB.
1229 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1231 PR rtl-optimization/79910
1232 * combine.c (can_combine_p): Do not allow combining an I0 or I1
1233 if its dest is used by an insn before I2 (other than the combined
1234 insns themselves, which are properly handled already).
1236 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1238 Revert:
1239 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1241 * combine.c (record_used_regs): New static function.
1242 (try_combine): Handle situations where there is an additional
1243 instruction between I2 and I3 which needs to have a LOG_LINK
1244 updated.
1246 Revert:
1247 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1249 * combine.c (try_combine): Delete redundant i1 test. Call
1250 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1252 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1254 PR target/80083
1255 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
1256 alternatives 13/14.
1258 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1260 PR tree-optimization/80054
1261 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
1262 the optimization if a PHI or any of its arguments is not dominated
1263 by the candidate's basis. Use gphi* rather than gimple* as
1264 appropriate.
1265 (replace_profitable_candidates): Clean up a gimple* variable that
1266 should be a gphi* variable.
1268 2017-03-20 Martin Sebor <msebor@redhat.com>
1270 PR c++/52477
1271 * doc/extend.texi (attribute constructor): Document present limitation.
1273 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
1275 PR target/79963
1276 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
1277 __POWER9_VECTOR__ #ifdef control, change template definition to
1278 use Power9-specific built-in function.
1279 (vec_any_eq): Likewise.
1280 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
1281 to control outcomes from this test.
1282 (vector_ae_<mode>p): For VEC_F modes, likewise.
1284 2017-03-20 Ian Lance Taylor <iant@google.com>
1286 * config/i386/i386.c (ix86_function_regparm): Save an extra
1287 register for -fsplit-stack with DECL_STATIC_CHAIN.
1289 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1291 PR target/79912
1292 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
1293 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
1295 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1297 * config/riscv/riscv.c (riscv_print_operand): Use "fence
1298 iorw,ow".
1299 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
1300 iorw,iorw".
1302 2017-03-20 Marek Polacek <polacek@redhat.com>
1304 PR sanitizer/80063
1305 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
1307 2017-03-20 Richard Biener <rguenther@suse.de>
1309 PR tree-optimization/80113
1310 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
1311 allocate extra SSA name for PHI def.
1312 (add_close_phis_to_outer_loops): Likewise.
1313 (add_close_phis_to_merge_points): Likewise.
1314 (copy_loop_close_phi_args): Likewise.
1315 (copy_cond_phi_nodes): Likewise.
1317 2017-03-20 Martin Liska <mliska@suse.cz>
1319 PR middle-end/79753
1320 * tree-chkp.c (chkp_build_returned_bound): Do not build
1321 returned bounds for a LHS that's not a BOUNDED_P type.
1323 2017-03-20 Martin Liska <mliska@suse.cz>
1325 PR target/79769
1326 PR target/79770
1327 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
1328 COMPLEX_CST and VECTOR_CST.
1330 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1332 PR target/78857
1333 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
1334 target operand. A new splitter adds the clobber statement in case
1335 the target operand is dead anyway.
1337 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
1339 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
1340 to age-old versions of binutils and glibc.
1342 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
1344 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
1346 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1348 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
1350 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1352 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
1353 requirement for binutils 2.13.
1355 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1357 * combine.c (try_combine): Delete redundant i1 test. Call
1358 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1360 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
1362 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
1363 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
1364 contents.
1365 <riscv64-*-elf>: Re-arrange section
1366 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
1367 <riscv32-*-linux>: Likewise.
1368 <riscv64-*-elf>: Likewise
1369 <riscv64-*-linux>: Likewise.
1371 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
1373 PR target/80052
1374 * aarch64.opt(verbose-cost-dump): Fix typo.
1376 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
1378 PR target/79951
1379 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
1380 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
1382 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1384 * reload.c (find_reloads): When reloading a nonoffsettable address,
1385 use RELOAD_OTHER for it and its address reloads.
1387 PR rtl-optimization/79910
1388 * combine.c (record_used_regs): New static function.
1389 (try_combine): Handle situations where there is an additional
1390 instruction between I2 and I3 which needs to have a LOG_LINK
1391 updated.
1393 2017-03-17 Jeff Law <law@redhat.com>
1395 PR tree-optimization/71437
1396 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
1397 conditional in the hash table first.
1398 (vrp_dom_walker::before_dom_children): Extract condition from
1399 ASSERT_EXPR. Record condition, its inverion and any implied
1400 conditions as well.
1402 2017-03-17 Marek Polacek <polacek@redhat.com>
1403 Markus Trippelsdorf <markus@trippelsdorf.de>
1405 PR tree-optimization/80079
1406 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
1407 m_stores_head.
1409 2017-03-17 Richard Biener <rguenther@suse.de>
1411 PR middle-end/80075
1412 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
1413 Properly verify the LHS before the RHS possibly claims to be
1414 handled.
1415 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
1416 do not throw.
1418 2017-03-17 Martin Jambor <mjambor@suse.cz>
1420 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
1421 (List of -O2 options): Likewise.
1422 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
1423 (-fipa-vrp) New.
1425 2017-03-17 Tom de Vries <tom@codesourcery.com>
1427 * gcov-dump.c (print_usage): Print bug_report_url.
1429 2017-03-17 Richard Biener <rguenther@suse.de>
1431 PR middle-end/80050
1432 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
1433 (parser::peek): Likewise.
1435 2017-03-17 Richard Biener <rguenther@suse.de>
1437 PR tree-optimization/80048
1438 * sese.c (free_sese_info): Properly release rename_map and
1439 copied_bb_map elements.
1441 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
1443 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
1444 Add linked-list forward and backlinks. Insert on
1445 construction, remove on destruction.
1446 (class pass_store_merging): Add m_stores_head field.
1447 (pass_store_merging::terminate_and_process_all_chains):
1448 Iterate over m_stores_head list.
1449 (pass_store_merging::terminate_all_aliasing_chains):
1450 Likewise.
1451 (pass_store_merging::execute): Check for debug stmts first.
1452 Push new chains onto the m_stores_head stack.
1454 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
1456 PR target/71294
1457 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
1458 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
1459 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
1461 2017-03-16 Jeff Law <law@redhat.com>
1463 PR tree-optimization/71437
1464 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
1465 member function. Implementation moved into after_dom_children
1466 member function and into the threader's thread_outgoing_edges
1467 function.
1468 (dom_opt_dom_walker::after_dom_children): Simplify by moving
1469 some code into new thread_outgoing_edges.
1470 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
1471 definition. Simplify marker handling (do it here). Assume we always
1472 have the available expression and the const/copies tables.
1473 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
1474 and tree-vrp.c
1475 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
1476 * tree-vrp.c (equiv_stack): No longer file scoped.
1477 (vrp_dom_walker): New class.
1478 (vrp_dom_walker::before_dom_children): New member function.
1479 (vrp_dom_walker::after_dom_children): Likewise.
1480 (identify_jump_threads): Setup domwalker. Use it rather than
1481 walking edges in a random order by hand. Simplify setup/finalization.
1482 (finalize_jump_threads): Remove.
1483 (vrp_finalize): Do not call identify_jump_threads here.
1484 (execute_vrp): Do it here instead and call thread_through_all_blocks
1485 here too.
1487 PR tree-optimization/71437
1488 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
1489 callers changed.
1490 (simplify_stmt_for_jump_threading): Add basic_block argument. All
1491 callers changed.
1492 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
1493 (dom_opt_dom_walker::thread_across_edge): Remove
1494 handle_dominating_asserts argument. All callers changed.
1495 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
1496 changes. Remove calls to lhs_of_dominating_assert. Other
1497 uses of handle_dominating_asserts turn into unconditional code
1498 (simplify_control_stmt_condition_1): Likewise.
1499 (simplify_control_stmt_condition): Likewise.
1500 (thread_through_normal_block, thread_across_edge): Likewise.
1501 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
1502 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
1503 object if it is not an SSA_NAME.
1504 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
1505 before calling into the VRP specific simplifiers.
1506 (identify_jump_threads): Remove handle_dominating_asserts
1507 argument.
1509 2017-03-16 Jakub Jelinek <jakub@redhat.com>
1511 PR fortran/79886
1512 * tree-diagnostic.c (default_tree_printer): No longer static.
1513 * tree-diagnostic.h (default_tree_printer): New prototype.
1515 2017-03-16 Tamar Christina <tamar.christina@arm.com>
1517 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
1518 Change ins into fmov.
1520 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1522 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
1523 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
1524 Use h_con constraint for operand 1.
1525 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1526 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
1528 2017-03-15 Jeff Law <law@redhat.com>
1530 PR tree-optimization/71437
1531 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
1532 (record_temporary_equivalences): Use it.
1534 PR tree-optimization/71437
1535 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
1536 tree-ssa-scopedtables.
1537 (lookup_avail_expr, build_and_record_new_cond): Likewise.
1538 (record_conditions, record_cond, vuse_eq): Likewise.
1539 (record_edge_info): Adjust to API tweak of record_conditions.
1540 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
1541 (record_temporary_equivalences, optimize_stmt): Likewise.
1542 (eliminate_redundant_computations): Likewise.
1543 (record_equivalences_from_stmt): Likewise.
1544 * tree-ssa-scopedtables.c: Include options.h and params.h.
1545 (vuse_eq): New function, moved from tree-ssa-dom.c
1546 (build_and_record_new_cond): Likewise.
1547 (record_conditions): Likewise. Accept vector of conditions rather
1548 than edge_equivalence structure for first argument.
1549 for the first argument.
1550 (avail_exprs_stack::lookup_avail_expr): New member function, moved
1551 from tree-ssa-dom.c.
1552 (avail_exprs_stack::record_cond): Likewise.
1553 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
1554 from tree-ssa-dom.c.
1555 (avail_exprs_stack): Add new member functions lookup_avail_expr
1556 and record_cond.
1557 (record_conditions): Declare.
1559 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
1561 PR target/80017
1562 * lra-constraints.c (process_alt_operands): Increase reject for
1563 reloading an input/output operand.
1565 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1567 PR target/79038
1568 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
1569 insns to convert from signed/unsigned char/short to IEEE 128-bit
1570 floating point.
1571 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
1573 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
1575 PR target/80019
1576 * config/i386/i386.c (ix86_vector_duplicate_value): Create
1577 subreg of inner mode for values already in registers.
1579 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
1581 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
1582 iteration reg is used after the loop.
1584 2017-03-14 Martin Sebor <msebor@redhat.com>
1586 PR tree-optimization/79800
1587 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
1588 precision in negative-positive range.
1589 (format_floating): Call non-const overload with adjusted precision.
1591 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 PR target/79947
1594 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
1595 -mpowerpc-gfxopt.
1597 2017-03-14 Martin Sebor <msebor@redhat.com>
1599 PR middle-end/80020
1600 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
1601 * builtins.def (aligned_alloc): Use it.
1603 PR c/79936
1604 * Makefile.in (GTFILES): Add calls.c.
1605 * calls.c: Include "gt-calls.h".
1607 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
1609 PR rtl-optimization/79728
1610 * regs.h (struct target_regs): New field
1611 x_contains_allocatable_regs_of_mode.
1612 (contains_allocatable_regs_of_mode): New macro.
1613 * reginfo.c (init_reg_sets_1): Initialize it, and change
1614 contains_reg_of_mode so it includes global regs as well.
1615 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
1616 rather than contains_regs_of_mode.
1618 2017-03-14 Martin Liska <mliska@suse.cz>
1620 * doc/invoke.texi: Document options that can't be combined with
1621 -fcheck-pointer-bounds.
1623 2017-03-14 Martin Liska <mliska@suse.cz>
1625 PR middle-end/79831
1626 * doc/invoke.texi (-Wchkp): Document the option.
1628 2017-03-14 Martin Liska <mliska@suse.cz>
1630 * Makefile.in: Install gcov-dump.
1632 2017-03-14 Martin Liska <mliska@suse.cz>
1634 * multiple_target.c (expand_target_clones): Bail out for
1635 an invalid attribute.
1637 2017-03-14 Richard Biener <rguenther@suse.de>
1639 * alias.c (struct alias_set_entry): Pack properly.
1640 * cfgloop.h (struct loop): Likewise.
1641 * cse.c (struct set): Likewise.
1642 * ipa-utils.c (struct searchc_env): Likewise.
1643 * loop-invariant.c (struct invariant): Likewise.
1644 * lra-remat.c (struct cand): Likewise.
1645 * recog.c (struct change_t): Likewise.
1646 * rtl.h (struct address_info): Likewise.
1647 * symbol-summary.h (function_summary): Likewise.
1648 * tree-loop-distribution.c (struct partition): Likewise.
1649 * tree-object-size.c (struct object_size_info): Likewise.
1650 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
1651 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
1652 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
1653 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
1654 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
1655 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
1656 (struct _stmt_vec_info): Likewise.
1658 2017-03-14 Martin Liska <mliska@suse.cz>
1660 PR target/79892
1661 * multiple_target.c (create_dispatcher_calls): Check that
1662 a target can create a function dispatcher.
1664 2017-03-14 Martin Liska <mliska@suse.cz>
1666 PR lto/66295
1667 * multiple_target.c (expand_target_clones): Drop local.local
1668 flag for default implementation.
1670 2017-03-14 Richard Biener <rguenther@suse.de>
1672 PR tree-optimization/80030
1673 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
1675 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
1677 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
1678 gcc_fallthrough() instead of __attribute__((fallthrough));
1680 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1682 * doc/gcc.texi: Remove "up" link to (DIR).
1683 * doc/gccint.texi: Ditto.
1685 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1687 * doc/install.texi (Specific) <avr>: Remove reference to
1688 binutils 2.13.
1690 2017-03-13 Jeff Law <law@redhat.com>
1692 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
1693 attribute rather than comments.
1695 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
1696 match_scratch operand is highest.
1698 2017-03-13 Martin Liska <mliska@suse.cz>
1700 PR middle-end/78339
1701 * ipa-pure-const.c (warn_function_noreturn): If the declarations
1702 is a CHKP clone, use original declaration.
1704 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1706 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
1707 (arc_conditional_register_usage): Use a different allocation order
1708 when optimizing for size.
1709 * common/config/arc/arc-common.c (arc_option_optimization_table):
1710 Section anchors default on when optimizing for size.
1712 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1714 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
1716 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1718 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
1719 * config/arc/arc.md (cpu_facility): Add cd variant.
1720 (*movqi_insn): Add code density variant.
1721 (*movhi_insn): Likewise.
1722 (*movqi_insn): Likewise.
1723 (*addsi3_mixed): Likewise.
1724 (subsi3_insn): Likewise.
1726 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1728 * config/arc/arc.md (movsi_cond_exec): Update constraint.
1730 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1732 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
1733 expressions with MINUS and UNARY ops.
1735 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1737 PR target/79911
1738 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
1739 Rename to...
1740 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
1741 between vec_select and vector argument.
1742 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
1743 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
1744 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
1745 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
1746 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
1747 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
1749 2017-03-13 Richard Biener <rguenther@suse.de>
1751 PR other/79991
1752 * params.def (vect-max-peeling-for-alignment): Fix typo.
1754 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1756 * doc/install.texi (Specific) <mips-*-*>: Remove description of
1757 issue that only occurred with binutils below 2.18.
1759 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1761 * doc/install.texi (Specific) <cris-axis-elf>: No longer
1762 refer to binutils 2.11/2.12 minimum.
1764 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1766 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
1767 ftp.kernel.org and simplify binutils requirement.
1769 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
1771 * doc/invoke.texi (Warning Options): Fix spelling of link-time
1772 optimization.
1773 (Optimize Options): Ditto. Also remove redundancy.
1775 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1777 PR translation/79848
1778 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
1779 "%qs".
1780 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
1781 to G_ to avoid double translation.
1783 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1785 PR translation/79923
1786 * auto-profile.c (get_combined_location): Convert leading
1787 character of diagnostics to lower case and remove trailing period.
1788 (read_profile): Likewise for various diagnostics.
1789 * config/arm/arm.c (arm_option_override): Remove trailing period
1790 from various diagnostics.
1791 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
1792 (msp430_expand_delay_cycles): Likewise.
1794 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1796 PR target/79925
1797 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
1798 full command-line argument, rather than just "str".
1799 (aarch64_validate_march): Likewise.
1800 (aarch64_validate_mtune): Likewise.
1802 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
1804 PR rtl-optimization/78911
1805 * lra-assigns.c (must_not_spill_p): New function.
1806 (spill_for): Use it.
1808 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1810 PR tree-optimization/79981
1811 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
1812 ATOMIC_COMPARE_EXCHANGE ifn result.
1813 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
1814 IFN_ATOMIC_COMPARE_EXCHANGE.
1816 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1818 PR driver/79875
1819 * opts.c (parse_sanitizer_options): Add missing question mark to
1820 "did you mean" message.
1822 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1824 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
1825 built-in.
1826 (VMULEUH_UNS): Likewise.
1827 (VMULOUB_UNS): Likewise.
1828 (VMULOUH_UNS): Likewise.
1829 * config/rs6000/rs6000.c (builtin_function_type): Remove
1830 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
1832 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1834 PR bootstrap/79952
1835 * read-rtl-function.c (function_reader::read_rtx_operand): Update
1836 x with result of extra_parsing_for_operand_code_0.
1837 (function_reader::extra_parsing_for_operand_code_0): Convert
1838 return type from void to rtx, returning x. When reading
1839 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
1840 larger size containing struct block_symbol.
1842 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
1844 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
1845 -mfloat128-hardware without -m64.
1847 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
1849 PR target/79941
1850 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
1851 entries to the case statement that marks unsigned arguments to
1852 overloaded functions.
1854 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1856 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1857 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
1859 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
1861 PR target/79907
1862 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
1863 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
1865 2017-03-10 Martin Liska <mliska@suse.cz>
1867 PR target/65705
1868 PR target/69804
1869 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
1870 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
1871 FIELD != NULL.
1873 2017-03-10 Olivier Hainque <hainque@adacore.com>
1875 * tree-switch-conversion (array_value_type): Start by resetting
1876 candidate type to it's main variant.
1878 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1880 PR rtl-optimization/79909
1881 * combine.c (try_combine): Use simplify_replace_rtx on individual
1882 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
1883 of the whole CALL_INSN_FUNCTION_USAGE.
1885 PR tree-optimization/79972
1886 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
1887 get_range_info on SSA_NAMEs. Formatting fixes.
1889 2017-03-10 Richard Biener <rguenther@suse.de>
1890 Jakub Jelinek <jakub@redhat.com>
1892 PR tree-optimization/77975
1893 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
1894 edge to be constant.
1895 (get_val_for): For constant x return it. Formatting fix.
1896 (loop_niter_by_eval): Avoid pointless looping if the next iteration
1897 would use the same bases as the current one.
1899 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1901 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
1902 instead of vec_select for V1TImode.
1903 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
1904 longer needed.
1905 (VSX_LE_128): Add V1TI to this mode iterator.
1906 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
1907 (*vsx_le_perm_store_<mode>): Likewise.
1908 (pre-reload splitter for VSX stores): Likewise.
1909 (post-reload splitter for VSX stores): Likewise.
1910 (*vsx_xxpermdi2_le_<mode>): Likewise.
1911 (*vsx_lxvd2x2_le_<mode>): Likewise.
1912 (*vsx_stxvd2x2_le_<mode>): Likewise.
1914 2017-03-09 Michael Eager <eager@eagercon.com>
1916 Correct failures with --enable-checking=yes,rtl.
1918 * config/microblaze/microblaze.c (microblaze_expand_shift):
1919 Replace GET_CODE test with CONST_INT_P and INTVAL test with
1920 test for const0_rtx.
1921 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
1922 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
1924 2017-03-09 Richard Biener <rguenther@suse.de>
1926 PR tree-optimization/79977
1927 * graphite-scop-detection.c (scop_detection::merge_sese):
1928 Handle the case of extra exits to blocks dominating the entry.
1930 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
1932 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1933 Document rdynamic.
1935 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
1937 PR rtl-optimization/79949
1938 * lra-constraints.c (process_alt_operands): Check memory when
1939 trying to predict a cycle. Print about the overall increase.
1941 2017-03-09 Richard Biener <rguenther@suse.de>
1943 PR middle-end/79971
1944 * gimple-expr.c (useless_type_conversion_p): Preserve
1945 TYPE_SATURATING for fixed-point types.
1947 2017-03-09 Richard Biener <rguenther@suse.de>
1949 PR ipa/79970
1950 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
1951 alignment of BLKmode params.
1953 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1955 PR target/79913
1956 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
1957 (VALL_NO_V2Q): Likewise.
1958 (VDQF_DF): Delete.
1959 * config/aarch64/aarch64-simd.md
1960 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
1961 iterator.
1962 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
1963 VALL_NO_V2Q mode iterator.
1964 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
1966 2017-03-09 Martin Liska <mliska@suse.cz>
1968 PR tree-optimization/79631
1969 * tree-chkp-opt.c (chkp_is_constant_addr): Call
1970 tree_int_cst_sign_bit just for INTEGER constants.
1972 2017-03-09 Martin Liska <mliska@suse.cz>
1974 PR target/65705
1975 PR target/69804
1976 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
1977 sanitizers.
1979 2017-03-09 Marek Polacek <polacek@redhat.com>
1981 PR c++/79672
1982 * tree.c (inchash::add_expr): Handle TREE_VEC.
1984 2017-03-09 Martin Liska <mliska@suse.cz>
1986 PR ipa/79764
1987 (chkp_narrow_size_and_offset): New function.
1988 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
1989 (void chkp_parse_bit_field_ref): New function.
1990 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
1991 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
1993 2017-03-09 Martin Liska <mliska@suse.cz>
1995 PR ipa/79761
1996 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
1997 (chkp_find_bounds_1): Remove gcc_unreachable.
1999 2017-03-09 Jakub Jelinek <jakub@redhat.com>
2001 PR sanitizer/79944
2002 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
2003 BUILT_IN_SYNC*, determine the access type from the size suffix and
2004 always build a MEM_REF with that type. Handle forgotten
2005 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
2007 PR target/79932
2008 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
2009 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
2010 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
2011 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
2012 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
2013 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
2014 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
2015 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
2016 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
2017 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
2018 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
2019 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
2020 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
2021 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
2022 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
2023 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
2024 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
2025 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
2026 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
2027 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
2028 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
2029 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
2030 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
2031 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
2032 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
2033 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
2034 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
2035 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
2036 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
2037 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
2038 definitions outside of __OPTIMIZE__ guarded section.
2040 PR target/79932
2041 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
2042 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
2043 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
2044 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
2045 guarded section.
2047 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2049 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
2050 ("vfenez<mode>"): Add missing constraints.
2052 2017-03-08 Martin Sebor <msebor@redhat.com>
2054 PR target/79928
2055 * config/nds32/nds32.c (nds32_option_override):
2057 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2059 PR c/79940
2060 * gimplify.c (gimplify_omp_for): Replace index var in outer
2061 taskloop statement with an artificial variable and add
2062 OMP_CLAUSE_PRIVATE clause for it.
2064 2017-03-08 Richard Biener <rguenther@suse.de>
2066 PR tree-optimization/79955
2067 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2068 for accesses that are completely outside of the variable.
2070 2017-03-08 Andrew Haley <aph@redhat.com>
2072 PR tree-optimization/79943
2073 * tree-ssa-loop-split.c (compute_new_first_bound): When
2074 calculating the new upper bound, (END-BEG) should be added, not
2075 subtracted.
2077 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2079 * config/avr/avr.md (setmemhi): Make sure match_dup
2080 operand number comes before match_scratch.
2082 2017-03-08 Richard Biener <rguenther@suse.de>
2084 PR tree-optimization/79920
2085 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
2086 with ncopies == 1 to ...
2087 (vect_transform_slp_perm_load): ... here. Properly compute
2088 all element loads by iterating VF times over the group. Do
2089 not handle ncopies (computed in a broken way) in
2090 vect_create_mask_and_perm.
2092 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2094 PR sanitizer/79904
2095 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
2096 is a uniform vector, use uniform_vector_p return value instead of
2097 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
2099 2017-03-07 Marek Polacek <polacek@redhat.com>
2101 PR middle-end/79809
2102 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
2103 (alloca_call_type): Likewise.
2105 2017-03-07 Martin Liska <mliska@suse.cz>
2107 * gcov.c (process_args): Put comment to correct location.
2109 2017-03-07 Martin Liska <mliska@suse.cz>
2111 PR middle-end/68270
2112 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
2113 Use array_at_struct_end_p instead of DECL_CHAIN (field).
2114 (chkp_narrow_bounds_for_field): Likewise.
2115 (chkp_parse_array_and_component_ref): Pass one more argument to
2116 call.
2118 2017-03-07 Richard Biener <rguenther@suse.de>
2120 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
2121 preheaders.
2123 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
2125 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
2126 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
2128 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2130 PR c/79855
2131 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
2132 to end of description.
2133 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2135 2017-03-07 Jakub Jelinek <jakub@redhat.com>
2137 PR rtl-optimization/79901
2138 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
2139 ...
2140 (*avx512f_<code><mode>3<mask_name>): ... this.
2141 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
2142 iterator instead of VI8_AVX2_AVX512BW.
2144 PR rtl-optimization/79901
2145 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
2146 min/max expander, expand it using expand_vec_cond_expr.
2148 PR sanitizer/79897
2149 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
2150 temporary.
2152 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2154 PR c++/79821
2155 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
2156 to void * for PCH reasons.
2157 * dwarf2out.c (output_loc_operands, output_die): Cast
2158 v.val_vec.array to unsigned char *.
2160 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
2162 PR target/77850
2163 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
2164 vector types.
2166 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
2168 PR rtl-optimization/79571
2169 * lra-constraints.c (process_alt_operands): Calculate static
2170 reject and subtract it from overall when only addresses will be
2171 reloaded.
2173 2017-03-06 Julia Koval <julia.koval@intel.com>
2175 PR target/79793
2176 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
2177 incoming stack boundary to 128 for 64-bit targets.
2179 2017-03-06 Richard Biener <rguenther@suse.de>
2181 PR tree-optimization/79894
2182 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
2183 to NULL after folding it.
2185 2017-03-06 Richard Biener <rguenther@suse.de>
2187 PR tree-optimization/79824
2188 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
2189 check disabling peeling for gaps.
2191 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
2193 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
2194 attributes): Document gettimeofday.
2196 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2198 * config/s390/s390.c (s390_option_override_internal): Set
2199 PARAM_MIN_VECT_LOOP_BOUND
2201 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2203 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
2204 * config/s390/s390.md: Likewise.
2206 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2208 PR target/79812
2209 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
2210 (<avx2_avx512>_perm<mode>): Rename to ...
2211 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
2212 of VI8F_256_512.
2213 (<avx512>_perm<mode>_mask): Rename to ...
2214 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
2215 of VI8F_256_512.
2216 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
2217 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
2218 instead of VI8F_256_512.
2219 (avx512f_perm<mode>): New define_expand.
2220 (avx512f_perm<mode>_mask): Likewise.
2221 (avx512f_perm<mode>_1<mask_name>): New define_insn.
2222 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
2224 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2226 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
2227 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
2228 if_then_else.
2229 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
2231 2017-03-06 Martin Liska <mliska@suse.cz>
2233 PR sanitize/79783
2234 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
2235 when having a SSA NAME w/o VAR_DECL assigned to it.
2237 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2239 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
2240 msa_dpsub_<su>_d): Fix MODE for vec_select.
2242 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2244 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
2245 argument.
2246 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
2248 2017-03-06 Richard Biener <rguenther@suse.de>
2250 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
2251 * plugin.c (register_plugin_info): Likewise.
2252 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
2254 2017-03-05 Jakub Jelinek <jakub@redhat.com>
2256 * config/i386/sse.md (sse_storehps, sse_storelps,
2257 avx_<castmode><avxsizesuffix>_<castmode>,
2258 avx512f_<castmode><avxsizesuffix>_<castmode>,
2259 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
2260 in condition that at least one operand is not a MEM.
2262 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2264 PR middle-end/79805
2265 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
2266 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
2267 ECF_NOTHROW.
2268 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
2269 gimple_call_nothrow_p flag based on whether original builtin can throw.
2270 If it can, emit following stmts on the fallthrough edge.
2271 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
2272 don't create new bb if inserting just debug stmts on the edge, try to
2273 insert them on the fallthru bb or just reset debug stmts.
2275 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
2277 PR target/43763
2278 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
2279 restore recog_data (including the operand rtxes inside it) around
2280 the call to get_insn_template.
2282 2017-03-03 Martin Sebor <msebor@redhat.com>
2284 PR tree-optimization/79699
2285 * context.c (context::~context): Free MPFR caches to avoid
2286 a memory leak on program exit.
2288 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2290 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
2291 Use wide_int::ulow () instead of .elt (0).
2293 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
2296 (*pushxf): Limit oF constraint to 32bit targets and add oC
2297 constraint for 64bit targets.
2298 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
2299 (*pushdf): Change rmF constraint to rmC.
2301 2017-03-03 Martin Liska <mliska@suse.cz>
2303 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
2304 Remove unused variable.
2306 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2308 PR target/79807
2309 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
2310 is a memory operand, increase num_memory.
2311 (ix86_expand_args_builtin): Likewise.
2313 2017-03-03 Jan Hubicka <jh@suse.cz>
2315 PR lto/79760
2316 * ipa-devirt.c (maybe_record_node): Properly handle
2317 __cxa_pure_virtual visibility.
2319 2017-03-03 Martin Liska <mliska@suse.cz>
2321 PR tree-optimization/79803
2322 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
2323 assert.
2324 (pass_loop_prefetch::execute): Disabled optimization if an
2325 assumption about L1 cache size is not met.
2327 2017-03-03 Martin Liska <mliska@suse.cz>
2329 PR rtl-optimization/79574
2330 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
2331 (hash_scan_set): Likewise.
2332 (dump_hash_table): Likewise.
2333 (hoist_code): Likewise.
2335 2017-03-03 Richard Biener <rguenther@suse.de>
2337 * fixed-value.c (fixed_from_string): Restore use of elt (1)
2338 in place of uhigh ().
2339 (fixed_convert_from_real): Likewise.
2341 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2343 PR target/79514
2344 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
2346 2017-03-03 Richard Biener <rguenther@suse.de>
2348 PR middle-end/79818
2349 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
2350 TYPE_OVERFLOW_UNDEFINED check.
2352 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2354 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
2355 numbers.
2356 (vector_ae_<mode>_p): Likewise.
2357 (vector_nez_<mode>_p): Likewise.
2358 (vector_ne_v2di_p): Likewise.
2359 (vector_ae_v2di_p): Likewise.
2360 (vector_ne_<mode>_p): Likewise.
2361 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
2362 numbers.
2363 (vsx_tsqrt<mode>2_fe): Likewise.
2365 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
2367 PR target/79514
2368 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
2370 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2372 PR rtl-optimization/79780
2373 * cprop.c (one_cprop_pass): When second and further conditional trap
2374 in a single basic block is turned into an unconditional trap, turn it
2375 into a deleted note to avoid RTL verification failures.
2377 2017-03-02 Richard Biener <rguenther@suse.de>
2379 * fold-const.c (const_binop): Use ulow () instead of elt (0).
2381 2017-03-02 Richard Biener <rguenther@suse.de>
2383 PR tree-optimization/79345
2384 PR c++/42000
2385 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
2386 param and abort the walk, returning -1 if it is hit.
2387 (walk_aliased_vdefs): Take a limit param and pass it on.
2388 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
2389 defaulting to 0 and return a signed int.
2390 * tree-ssa-uninit.c (struct check_defs_data): New struct.
2391 (check_defs): New helper.
2392 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
2393 about uninitialized memory.
2394 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
2395 bogus uninitialized warning.
2396 (fixed_convert_from_real): Likewise.
2398 2017-03-02 Bin Cheng <bin.cheng@arm.com>
2400 PR tree-optimization/66768
2401 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
2402 iv_use if base object can't be determined.
2404 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2406 PR tree-optimization/79345
2407 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
2408 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
2409 (get_pattern_stats): Initialize it.
2410 * genemit.c (gen_expand): Verify match_scratch numbers come after
2411 match_operand/match_dup numbers.
2412 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
2413 match_scratch numbers.
2414 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
2415 Likewise.
2416 * config/s390/s390.md (trunctdsd2): Likewise.
2418 2017-03-02 Richard Biener <rguenther@suse.de>
2420 * wide-int.h (wide_int_storage::operator=): Implement in terms
2421 of wi::copy.
2423 2017-03-02 Richard Biener <rguenther@suse.de>
2425 PR tree-optimization/79777
2426 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
2427 the to insert expression to sth existing.
2429 2017-03-01 Martin Sebor <msebor@redhat.com>
2431 PR middle-end/79692
2432 * gimple-ssa-sprintf.c
2433 (directive::known_width_and_precision): New function.
2434 (format_integer): Use it.
2435 (get_mpfr_format_length): Consider the full range of precision
2436 when computing %g output with the # flag. Set the likely byte
2437 count to 3 rather than 1 when precision is indeterminate.
2438 (format_floating): Correct the lower bound of precision.
2440 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2442 * doc/invoke.texi: Document default code model for 64-bit Linux.
2444 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2446 PR target/79752
2447 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
2448 udiv rather than div since input pattern is unsigned.
2450 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
2452 * config/i386/i386.c (print_reg): Warn for values of
2453 unsupported size in integer register.
2455 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2457 PR target/79439
2458 * config/rs6000/predicates.md (current_file_function_operand): Do
2459 not allow self calls to be local if the function is replaceable.
2461 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2463 PR target/79395
2464 * config/rs6000/altivec.h (vec_ctz and others): Change the
2465 preprocessor macro that controls conditional compilation from
2466 _ARCH_PWR9 to __POWER9_VECTOR__.
2467 (vec_all_ne): Change parameterization of __altivec_scalar_pred
2468 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
2469 control (instead of _ARCH_PWR9 control) so that template
2470 definition uses power9-specific function.
2471 (vec_any_eq): Likewise.
2472 (vec_all_ne): Change macro definition to use a power9-specific
2473 expansion under #ifdef __POWER9_VECTOR__ control (instead of
2474 _ARCH_PWR9 control).
2475 (vec_any_eq) Likewise.
2476 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
2477 expansion for CMPNEF to remove support for xvcmpnesp instruction.
2478 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
2479 support for xvcmpnedp instruction.
2480 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
2481 macro expansion so that Power9 implementation of vec_all_ne does
2482 not use the AltiVec predicate framework.
2483 (VCMPNEH_P): Likewise.
2484 (VCMPNEW_P): Likewise.
2485 (VCMPNED_P): Likewise.
2486 (VCMPNEFP_P): Likewise.
2487 (VCMPNEDP_P): Likewise.
2488 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
2489 implementation of vec_any_eq to not use AltiVec predicate
2490 framework.
2491 (VCMPAEH_P): Likewise.
2492 (VCMPAEW_P): Likewise.
2493 (VCMPAED_P): Likewise.
2494 (VCMPAEFP_P): Likewise.
2495 (VCMPAEDP_P): Likewise.
2496 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
2497 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
2498 not use the AltiVec predicate framework.
2499 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
2500 of vec_any_eq to not use AltiVec predicate framework.
2501 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2502 support for predefined __POWER9_VECTOR__ macro to indicate that
2503 Power9 instruction selection is enabled.
2504 (altivec_overloaded_builtins): Remove extraneous
2505 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
2506 function argument types RS6000_BTI_bool_V16QI and
2507 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
2508 entry for overloaded function argument types RS6000_BTI_bool_V4SI
2509 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
2510 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
2511 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
2512 Power9 for implementations of vec_cmpne. Change the signature for
2513 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
2514 (representing vec_all_ne) to remove the previously described first
2515 argument of type RS6000_BTI_INTSI, as this was an artifact of
2516 reliance on the AltiVec predicate framework, which is no longer
2517 used in the implementation of these functions. Add
2518 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
2519 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
2520 since, unlike the AltiVec predicate framework implementation, we
2521 do not share function descriptors between vec_alle and vec_anyeq.
2522 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
2523 set of modes that receive special treatment even when
2524 TARGET_P9_VECTOR is true. The special treatment emits code that
2525 does not depend on Power9 instructions.
2526 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
2527 define_expand to not rely on AltiVec predicate framework.
2528 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2529 function.
2530 (vector_ne_v2di_p): Change this define_expand to not rely on
2531 AltiVec predicate framework.
2532 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
2533 function.
2534 (vector_ne_<mode>_p): Change this define_expand to not rely on
2535 AltiVec predicate framework.
2536 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2537 function.
2538 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
2539 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
2540 define_insn pattern.
2541 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
2542 define_insn pattern because the xvcmpne<VSs>. instruction is not
2543 supported.
2544 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
2545 instruction is not supported.
2547 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2549 * config/nvptx/nvptx.c: Include intl.h.
2551 2017-03-01 Martin Jambor <mjambor@suse.cz>
2553 PR lto/78140
2554 * ipa-prop.h (ipa_bits): Removed field known.
2555 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
2556 to pointers. Adjusted their comments to warn about their sharing.
2557 (ipcp_transformation_summary): Change bits to a vector of pointers.
2558 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
2559 (ipa_get_ipa_bits_for_value): Declare.
2560 * tree-vrp.h (value_range): Mark as GTY((for_user)).
2561 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
2562 (ipa_bits_hash_table): Likewise.
2563 (ipa_vr_ggc_hash_traits): Likewise.
2564 (ipa_vr_hash_table): Likewise.
2565 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
2566 being pointers and vr_known being removed.
2567 (ipa_set_jf_unknown): Likewise.
2568 (ipa_get_ipa_bits_for_value): New function.
2569 (ipa_set_jfunc_bits): Likewise.
2570 (ipa_get_value_range): New overloaded functions.
2571 (ipa_set_jfunc_vr): Likewise.
2572 (ipa_compute_jump_functions_for_edge): Use the above functions to
2573 construct bits and vr parts of jump functions.
2574 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
2575 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2576 exist.
2577 (ipcp_grow_transformations_if_necessary): Also allocate
2578 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2579 exist.
2580 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
2581 them. Fix too long lines.
2582 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
2583 vr_known being removed.
2584 (ipa_read_jump_function): Use new setter functions to construct bits
2585 and vr parts of jump functions or set them to NULL.
2586 (write_ipcp_transformation_info): Adjust for bits being pointers.
2587 (read_ipcp_transformation_info): Likewise.
2588 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
2589 space.
2590 Include gt-ipa-prop.h.
2591 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
2592 being pointers.
2593 (ipcp_store_bits_results): Likewise.
2594 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
2595 Do not write to existing jump functions but use a temporary instead.
2597 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2599 PR c++/79681
2600 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
2601 attempt to use its first operand as BIT_FIELD_REF base.
2603 2017-03-01 Richard Biener <rguenther@suse.de>
2605 PR middle-end/79721
2606 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
2607 interpolating formula in wrapping arithmetic.
2608 (chrec_apply): Convert chrec_evaluate return value to wanted type.
2610 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2612 PR tree-optimization/79734
2613 * tree-vect-generic.c (expand_vector_condition): Optimize
2614 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
2615 Handle VEC_COND_EXPR where comparison has different inner width from
2616 type's inner width.
2618 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
2620 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
2621 markup, and similar issues. Remove @opindex entries for things
2622 that aren't options. Add missing -mmpy-option entries.
2624 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2626 PR tree-optimization/79737
2627 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
2628 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
2629 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
2630 instead of byte_size. Formatting fix.
2631 (shift_bytes_in_array_right): Formatting fix.
2633 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
2635 PR target/79749
2636 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
2637 condition on optimize for the leaf function test.
2639 2017-02-28 Martin Liska <mliska@suse.cz>
2641 PR lto/79625
2642 * read-rtl-function.c (function_reader::handle_unknown_directive):
2643 Bail out when one uses -flto.
2645 2017-02-28 Martin Liska <mliska@suse.cz>
2647 * common.opt: Replace space with tabular for options of <number>
2648 type.
2649 * config/i386/i386.opt: Show <number> value for
2650 -mlarge-data-threshold.
2651 * opts.c (print_filtered_help): Do not display number in hexadecimal
2652 format.
2654 2017-02-28 Martin Liska <mliska@suse.cz>
2656 * common.opt: Fix --help=option -Q for options which are of
2657 an enum type.
2659 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.c (print_reg): Error out for values
2662 of 8-bit size in invalid integer register.
2664 2017-02-28 Martin Sebor <msebor@redhat.com>
2666 PR tree-optimization/79691
2667 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
2669 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2671 PR target/79729
2672 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
2673 gcc_unreachable with output_operand_lossage.
2675 2017-02-28 Richard Biener <rguenther@suse.de>
2677 PR tree-optimization/79740
2678 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
2679 inserts.
2680 (visit_nary_op): Insert the nary into the hashtable if we
2681 pattern-matched sth.
2682 * tree-ssa-pre.c (eliminate_insert): Robustify.
2684 2017-02-28 Richard Biener <rguenther@suse.de>
2686 PR middle-end/79731
2687 * fold-const.c (decode_field_reference): Reject out-of-bound
2688 accesses.
2690 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2692 * config/i386/i386.c: Include intl.h.
2693 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
2694 instead of just cond ? "..." : "...".
2695 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
2696 * coverage.c (read_counts_file): Likewise.
2697 * omp-offload.c: Include intl.h.
2698 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
2699 of just cond ? "..." : "...".
2700 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
2701 of just cond ? "..." : "...".
2703 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
2705 PR target/79742
2706 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
2707 entry, if present.
2708 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
2709 'tune for' CPU name.
2710 * config/arm/arm-cpu-data.h: Regenerated.
2712 2017-02-28 Richard Biener <rguenther@suse.de>
2714 PR tree-optimization/79732
2715 * tree-inline.c (expand_call_inline): Do not shadow var.
2717 2017-02-28 Richard Biener <rguenther@suse.de>
2719 PR tree-optimization/79723
2720 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
2721 address-space properly.
2723 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
2725 * doc/optinfo.texi (Optimization groups): Fix option used for
2726 OPTGROUP_ALL.
2727 * doc/invoke.texi (-fopt-info): Document "omp".
2728 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
2729 (OPTGROUP_ALL): Add OPTGROUP_OMP.
2730 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
2731 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
2732 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
2734 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
2735 all users.
2736 * dumpfile.c (optgroup_options): Instead of "openmp", associate
2737 OPTGROUP_OMP with "omp".
2739 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
2741 PR target/79544
2742 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
2743 for arithmetic shift of unsigned V2DI.
2745 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
2747 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
2748 arc/linux.h headers.
2749 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
2750 (LINK_SPEC): Likewise.
2751 (ARC_TLS_EXTRA_START_SPEC): Likewise.
2752 (EXTRA_SPECS): Likewise.
2753 (STARTFILE_SPEC): Likewise.
2754 (ENDFILE_SPEC): Likewise.
2755 (LIB_SPEC): Likewise.
2756 (TARGET_SDATA_DEFAULT): Likewise.
2757 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
2758 (MULTILIB_DEFAULTS): Likewise.
2759 (DWARF2_UNWIND_INFO): Likewise.
2760 * config/arc/big.h: New file.
2761 * config/arc/elf.h: Likewise.
2762 * config/arc/linux.h: Likewise.
2763 * config/arc/t-uClibc: Remove.
2765 2017-02-27 Bin Cheng <bin.cheng@arm.com>
2767 PR tree-optimization/77536
2768 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
2769 (tree_transform_and_unroll_loop): Use above function to compute the
2770 estimated niter of unrolled loop and use it when scaling profile.
2771 Also use count info rather than frequency if it's non-zero.
2772 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
2773 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
2774 (vect_transform_loop): Call above function.
2776 2017-02-27 Richard Biener <rguenther@suse.de>
2778 PR tree-optimization/45397
2779 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
2780 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
2781 (visit_nary_op): Add pattern matching for CSEing sign-changed
2782 or truncated operations with wider ones.
2784 2017-02-27 Richard Biener <rguenther@suse.de>
2786 PR tree-optimization/79690
2787 * tree-vect-stmts.c (vectorizable_store): Use vector type
2788 built from the DR with address-space.
2790 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
2792 * doc/invoke.texi (Optimize Options): Refine the description
2793 of asan-use-after-return.
2795 2017-02-25 Alan Modra <amodra@gmail.com>
2797 PR rtl-optimization/79584
2798 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
2799 base, not ad->base_term, the reg within base. Remove assertion
2800 that ad->base == ad->base_term. Replace gen_int_mode using
2801 bogus mode with const0_rtx.
2803 2017-02-25 Jakub Jelinek <jakub@redhat.com>
2805 PR middle-end/79396
2806 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
2807 FMA_EXPR like tcc_binary or tcc_unary.
2809 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
2811 PR debug/77589
2812 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
2813 bitfield.
2814 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
2815 (output_loc_operands): Handle DW_OP_call_ref and
2816 DW_OP_GNU_variable_value.
2817 (struct variable_value_struct): New type.
2818 (struct variable_value_hasher): Likewise.
2819 (variable_value_hash): New variable.
2820 (string_types): Remove.
2821 (copy_loc_descr): New function.
2822 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
2823 (prepend_loc_descr_to_each): New function.
2824 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
2825 instead of add_loc_descr_to_each if the first argument is single
2826 location list and the second has multiple.
2827 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
2828 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
2829 when looking for variable value which doesn't have other location info.
2830 (loc_list_from_tree): Formatting fix.
2831 (gen_array_type_die): Simplify DW_AT_string_length handling.
2832 (adjust_string_types): Remove.
2833 (gen_subprogram_die): Don't call adjust_string_types nor test/set
2834 string_types. Call resolve_variable_values.
2835 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
2836 (resolve_addr_in_expr): Likewise. Add A argument.
2837 (copy_deref_exprloc): Remove deref argument. Adjust for the
2838 original expression being DW_OP_GNU_variable_value with optionally
2839 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
2840 optionally after it.
2841 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
2842 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
2843 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
2844 (variable_value_hasher::hash, variable_value_hasher::equal): New
2845 methods.
2846 (resolve_variable_value_in_expr, resolve_variable_value,
2847 resolve_variable_values, note_variable_value_in_expr,
2848 note_variable_value): New functions.
2849 (dwarf2out_early_finish): Call note_variable_value on all toplevel
2850 DIEs.
2852 2017-02-24 Jakub Jelinek <jakub@redhat.com>
2854 PR c/79677
2855 * opts.h (handle_generated_option): Add GENERATED_P argument.
2856 * opts-common.c (handle_option): Adjust function comment.
2857 (handle_generated_option): Add GENERATED_P argument, pass it to
2858 handle_option.
2859 (control_warning_option): Pass false to handle_generated_option
2860 GENERATED_P.
2861 * opts.c (maybe_default_option): Pass true to handle_generated_option
2862 GENERATED_P.
2863 * optc-gen.awk: Likewise.
2865 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2867 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
2868 a REG, look at the REG it is a SUBREG of.
2869 (splitter for cmpeqsi_t): Ditto.
2871 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2873 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
2874 the special USEs with the pattern of the insn, not the insn itself.
2876 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
2878 PR target/79473
2879 * doc/invoke.texi: Document -mload-store-pairs.
2881 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2882 Sandra Loosemore <sandra@codesourcery.com>
2884 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
2885 argument isn't a CONST_INT.
2886 (nios2_alternate_compare_const): Assert op is a CONST_INT.
2887 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
2888 (nios2_validate_compare): Bypass alternate compare logic if *op2
2889 is not a CONST_INT.
2890 (ldstwm_operation_p): Return false if first_base is not a REG or
2891 if first_offset is not a CONST_INT.
2893 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2895 * config/cris/cris.md: Use correct operand in a define_peephole2.
2897 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2899 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
2901 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2903 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
2904 this_insn if it is an INSN or JUMP_INSN.
2905 (force_offsettable): Look at base, not at addr.
2906 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
2907 on things that aren't necessarily CONST_INTs.
2909 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
2911 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
2912 -mfpmath=sse is the default also for x86-32 targets with SSE2
2913 instruction set when @option{-ffast-math} is enabled
2915 2017-02-24 Jeff Law <law@redhat.com>
2917 PR rtl-optimizatoin/79286
2918 * ira.c (update_equiv_regs): Drop may_trap_p exception to
2919 dominance test.
2921 2017-02-24 Richard Biener <rguenther@suse.de>
2923 PR tree-optimization/79389
2924 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
2925 debug insns.
2927 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
2929 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
2930 function comment to reflect reality.
2931 (loop_exits_before_overflow): Fix typo in function description.
2933 2017-02-24 Richard Biener <rguenther@suse.de>
2935 PR tree-optimization/79389
2936 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
2937 properly that a threading opportunity exists. Detect conditional
2938 copy/constant propagation opportunities.
2940 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
2942 * config/visium/visium.md (type): Add trap.
2943 (b): New mode attribute.
2944 (*btst): Rename into...
2945 (*btst<mode>): ...this and adjust.
2946 (*cbranchsi4_btst_insn): Rename into...
2947 (*cbranch<mode>4_btst_insn): ...this and adjust.
2948 (trap): New define_insn.
2950 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2952 PR tree-optimization/79389
2953 * ifcvt.c (struct noce_if_info): Add rev_cond field.
2954 (noce_reversed_cond_code): New function.
2955 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
2956 reversed_comparison_code. Formatting fix.
2957 (noce_try_store_flag): Test rev_cond != NULL in addition to
2958 reversed_comparison_code.
2959 (noce_try_store_flag_constants): Likewise.
2960 (noce_try_store_flag_mask): Likewise.
2961 (noce_try_addcc): Use rev_cond if non-NULL instead of
2962 reversed_comparison_code.
2963 (noce_try_cmove_arith): Likewise. Formatting fixes.
2964 (noce_try_minmax, noce_try_abs): Clear rev_cond.
2965 (noce_find_if_block): Initialize rev_cond.
2966 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
2967 instead of false as last argument never attempt to reverse it
2968 afterwards.
2970 2017-02-23 Bin Cheng <bin.cheng@arm.com>
2972 PR tree-optimization/79663
2973 * tree-predcom.c (combine_chains): Process refs in reverse order
2974 only for ZERO length chains, and add explaining comment.
2976 2017-02-23 Jeff Law <law@redhat.com>
2978 PR tree-optimization/79578
2979 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
2980 in call to operand_equal_p.
2982 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
2984 PR target/71017
2985 * config/i386/cpuid.h: Fix another undefined behavior.
2987 2017-02-23 Richard Biener <rguenther@suse.de>
2989 PR tree-optimization/79683
2990 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
2991 vector types for data-refs.
2993 2017-02-23 Martin Liska <mliska@suse.cz>
2995 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
2997 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2999 PR middle-end/79665
3000 * internal-fn.c (get_range_pos_neg): Moved to ...
3001 * tree.c (get_range_pos_neg): ... here. No longer static.
3002 * tree.h (get_range_pos_neg): New prototype.
3003 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
3004 are known to be in between 0 and signed maximum inclusive, try to
3005 expand both unsigned and signed divmod and use the cheaper one from
3006 those.
3008 2017-02-22 Jeff Law <law@redhat.com>
3010 PR tree-optimization/79578
3011 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
3012 to compare base operands.
3014 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
3016 PR target/79211
3017 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
3018 gpc_reg_operand instead of fpr_reg_operand.
3020 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
3022 * config/mips/mips.c (mips_return_in_memory): Force FP
3023 vector types to be returned in memory for o32 ABI.
3025 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3027 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
3028 instead of DW_TAG_member for static data member declarations and don't
3029 set no_linkage_name for static inline data members.
3030 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
3031 to DW_TAG_member.
3033 2017-02-22 Martin Liska <mliska@suse.cz>
3035 * doc/invoke.texi: Replace inequality signs with square brackets
3036 for -Wnormalized.
3038 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3040 PR tree-optimization/68644
3041 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
3043 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
3045 PR target/78660
3046 * lra-constraints.c (simplify_operand_subreg): Handle
3047 WORD_REGISTER_OPERATIONS targets.
3049 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3051 PR target/70465
3052 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
3053 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
3054 elimination by swapping fld*.
3056 2017-02-22 Richard Biener <rguenther@suse.de>
3058 PR tree-optimization/79673
3059 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
3060 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
3061 irrelevant address-space qualifiers and avoiding a
3062 ADDR_SPACE_CONVERT_EXPR from fold_convert.
3064 2017-02-22 Richard Biener <rguenther@suse.de>
3066 PR tree-optimization/79666
3067 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
3068 to not symbolically negate if that may introduce undefined
3069 overflow.
3071 2017-02-22 Martin Liska <mliska@suse.cz>
3073 PR lto/79587
3074 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
3075 * data-streamer-out.c (streamer_write_gcov_count_stream):
3076 Likewise.
3077 * value-prof.c (stream_out_histogram_value): Make assert more
3078 precise based on type of counter.
3080 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
3082 PR target/79593
3083 * config/i386/i386.md (standard_x87sse_constant_load splitter):
3084 Use nonimmediate_operand instead of memory_operand for operand 1.
3085 (float-extend standard_x87sse_constant_load splitter): Ditto.
3087 2017-02-21 Jeff Law <law@redhat.com>
3089 PR tree-optimization/79621
3090 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
3091 blocks with edges to themselves.
3093 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3095 PR target/79633
3096 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
3097 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
3098 Use gimple_call_builtin_p.
3100 PR target/79570
3101 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
3102 on temporarily removed DEBUG_INSNs.
3104 PR tree-optimization/79649
3105 * tree-loop-distribution.c (classify_partition): Give up on
3106 non-generic address space loads/stores.
3108 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
3110 * doc/loop.texi (Loop manipulation): Remove nonexistent
3111 tree_ssa_loop_version from the documentation.
3112 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
3114 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3116 PR target/79494
3117 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
3118 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
3119 * config/rs6000/rs6000.c: Include except.h.
3120 (rs6000_expand_split_stack_prologue): Call
3121 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
3123 2017-02-21 Martin Jambor <mjambor@suse.cz>
3125 PR lto/79579
3126 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
3127 have been analyzed.
3129 2017-02-21 Martin Jambor <mjambor@suse.cz>
3131 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
3132 for backward compatibility only.
3133 * doc/invoke.texi (Option Summary): Remove all references to
3134 -fipa-cp-alignment.
3136 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
3138 PR target/78660
3139 Revert:
3140 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3142 * lra-constraints.c (curr_insn_transform): Handle
3143 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3145 2017-02-21 Martin Liska <mliska@suse.cz>
3147 * config/i386/i386.opt: Replace -masm-dialect with -masm.
3149 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
3151 PR translation/79638
3152 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
3154 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
3156 PR ada/67205
3157 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3158 (arm_function_ok_for_sibcall): Return false for an indirect call by
3159 descriptor if all the argument registers are used.
3160 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
3161 alignment of the function.
3163 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3165 PR tree-optimization/61441
3166 * simplify-rtx.c (simplify_const_unary_operation): For
3167 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
3168 the sNaN unmodified.
3170 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3172 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3173 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3174 instead of SYSTEM_HEADER_DIR.
3176 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
3177 Martin Liška <mliska@suse.cz>
3179 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3180 Fix typos and grammar, use active voice, and clarify.
3182 2017-02-20 Marek Polacek <polacek@redhat.com>
3184 PR middle-end/79537
3185 * gimplify.c (gimplify_expr): Handle unused *&&L;.
3187 PR sanitizer/79558
3188 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
3190 2017-02-20 Jakub Jelinek <jakub@redhat.com>
3192 PR target/79568
3193 * config/i386/i386.c (ix86_expand_builtin): Handle
3194 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
3195 ix86_builtins_isa[fcode].isa as a requirement of those
3196 flags and any other flag in the bitmask.
3197 (ix86_init_mmx_sse_builtins): Use 0 instead of
3198 ~OPTION_MASK_ISA_64BIT as mask.
3199 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
3200 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
3201 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
3202 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
3204 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3206 PR target/78012
3207 * lra-constraints.c (split_reg): Check requested split mode
3208 is supported by the register.
3210 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3212 * lra-constraints.c (simplify_operand_subreg): Remove early
3213 return false.
3215 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3217 PR target/78660
3218 * lra-constraints.c (curr_insn_transform): Tighten condition
3219 for converting SUBREG reloads from OP_OUT to OP_INOUT.
3221 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3223 PR target/78660
3224 * lra-constraints.c (curr_insn_transform): Handle
3225 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3227 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
3229 Revert:
3230 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3232 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3234 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
3236 PR c++/69523
3237 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
3238 description.
3240 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3242 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
3243 for FMA_EXPR.
3245 2017-02-18 Jakub Jelinek <jakub@redhat.com>
3247 * final.c (last_columnnum, override_columnnum): New variables.
3248 (final_start_function): Set last_columnnum, pass it to begin_prologue
3249 hook and pass 0 to dwarf2out_begin_prologue.
3250 (final_scan_insn): Update override_columnnum. Pass last_columnnum
3251 to source_line debug hook.
3252 (notice_source_line): Compute last_columnnum and for debug_column_info
3253 return true on column changes.
3254 * debug.h (struct gcc_debug_hooks): Add column argument to
3255 source_line and begin_prologue hooks.
3256 (debug_nothing_int_charstar_int_bool): Remove prototype.
3257 (debug_nothing_int_int_charstar,
3258 debug_nothing_int_int_charstar_int_bool): New prototypes.
3259 (dwarf2out_begin_prologue): Add column argument.
3260 * debug.c (do_nothing_debug_hooks): Adjust source_line and
3261 begin_prologue hooks.
3262 (debug_nothing_int_charstar_int_bool): Remove.
3263 (debug_nothing_int_int_charstar,
3264 debug_nothing_int_int_charstar_int_bool): New functions.
3265 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
3266 through to dwarf2out_source_line.
3267 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
3268 (dwarf2out_source_line): Add column argument, emit it if requested.
3269 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
3270 arguments.
3271 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3272 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3273 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
3274 through to dwarf2out_begin_prologue.
3275 (vmsdbgout_source_line): Add column argument, pass it through to
3276 dwarf2out_source_line.
3277 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
3278 dbxout_source_line caller.
3279 (dbxout_source_line): Add column argument.
3281 * common.opt (gno-column-info, gcolumn-info): New options.
3282 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
3283 (check_die): Also test for multiple DW_AT_decl_column attributes.
3284 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
3285 DW_AT_decl_column if requested.
3286 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
3287 if requested.
3288 (gen_variable_die): Likewise.
3289 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
3290 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
3292 PR target/79569
3293 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
3294 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
3295 (ix86_handle_option): Handle OPT_m3dnowa.
3296 * doc/invoke.texi (-m3dnowa): Document.
3297 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
3298 -m3dnowa instead of -m3dnow -march=athlon.
3300 PR target/79559
3301 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
3302 instead of gcc_assert for K, r and R code checks. Formatting fixes.
3304 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3306 PR target/79261
3307 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
3308 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
3309 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
3310 generator for vsx_xxpermdi_<mode>_be.
3311 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
3312 force big-endian semantics.
3313 (vsx_xxpermdi_<mode>_be): New define_expand with same
3314 implementation as previous version of vsx_xxpermdi_<mode>.
3316 2017-02-17 Jakub Jelinek <jakub@redhat.com>
3318 PR tree-optimization/79327
3319 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
3320 variable, its initialization and use.
3322 2017-02-17 Julia Koval <julia.koval@intel.com>
3324 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
3325 (OPTION_MASK_ISA_PKU_UNSET): New.
3326 (ix86_handle_option): Handle -mrdpid.
3327 * config/i386/cpuid.h (bit_RDPID): New.
3328 * config/i386/driver-i386.c (host_detect_local_cpu):
3329 Detect RDPID feature.
3330 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
3331 * config/i386/i386-c.c (ix86_target_macros_internal):
3332 Handle RDPID flag.
3333 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
3334 (ix86_valid_target_attribute_inner_p): Add "rdpid".
3335 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
3336 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
3337 * config/i386/i386.md (define_insn "rdpid"): New.
3338 * config/i386/i386.opt Add -mrdpid.
3339 * config/i386/immintrin.h (_rdpid_u32): New.
3341 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
3343 PR rtl-optimization/79541
3344 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
3345 instead of transforming it into USE.
3347 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
3349 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
3350 If HONOR_SNANS (SFmode) force the input to a register.
3351 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
3352 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
3353 an frsp or similar insn.
3355 2017-02-17 Martin Liska <mliska@suse.cz>
3357 PR rtl-optimization/79577
3358 * params.def (selsched-max-sched-times): Increase minimum to 1.
3360 2017-02-17 Martin Liska <mliska@suse.cz>
3362 PR rtl-optimization/79574
3363 * gcse.c (want_to_gcse_p): Prevent integer overflow.
3365 2017-02-17 Martin Liska <mliska@suse.cz>
3367 PR tree-optimization/79529
3368 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
3369 ssa_defined_default_def_p to handle cases which are implicitly
3370 defined.
3371 * tree-ssa.c (ssa_defined_default_def_p): New function.
3372 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
3373 which are implicitly defined.
3374 * tree-ssa.h (ssa_defined_default_def_p): Declare.
3376 2017-02-17 Richard Biener <rguenther@suse.de>
3378 PR middle-end/79576
3379 * params.def (max-ssa-name-query-depth): Limit to 10.
3381 2017-02-17 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/79552
3384 * tree-ssa-structalias.c (visit_loadstore): Properly verify
3385 default defs.
3387 2017-02-17 Richard Biener <rguenther@suse.de>
3389 PR bootstrap/79567
3390 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
3392 2017-02-17 Marek Polacek <polacek@redhat.com>
3394 PR middle-end/79536
3395 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
3396 (fold_negate_expr): New wrapper.
3398 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
3400 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
3401 Correct terminology and de-emphasize pre-standard behavior.
3403 2017-02-16 Alan Modra <amodra@gmail.com>
3405 PR rtl-optimization/79286
3406 * ira.c (def_dominates_uses): New function.
3407 (update_equiv_regs): Don't create an equivalence for insns that
3408 may trap where the register def does not dominate the use.
3410 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
3412 PR rtl-optimization/78127
3413 * lra.c (lra): Call lra_eliminate before finish the loop after
3414 lra_constraint.
3416 2017-02-16 Richard Biener <rguenther@suse.de>
3418 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
3419 isl/isl_val.h.
3420 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
3421 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
3422 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
3423 (isl_val_int_from_wi): New function.
3424 (extract_affine_gmp): Rename to ...
3425 (extract_affine_wi): ... this, take a widest_int.
3426 (extract_affine_int): Just wrap extract_affine_wi.
3427 (add_param_constraints): Use isl_val_int_from_wi.
3428 (add_loop_constraints): Likewise, and extract_affine_wi.
3430 2017-02-15 Jeff Law <law@redhat.com>
3432 PR middle-end/79521
3433 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
3434 ira_init_register_move_cost_if_necessary.
3436 2017-02-15 Martin Sebor <msebor@redhat.com>
3438 PR middle-end/32003
3439 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
3440 removed in a prior commit.
3442 2017-02-15 Bin Cheng <bin.cheng@arm.com>
3444 PR tree-optimization/79347
3445 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
3446 counters during peeling.
3448 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
3450 * Makefile.in (site.exp): Remove "set ISLVER".
3452 2017-02-15 Jakub Jelinek <jakub@redhat.com>
3454 PR target/79487
3455 * real.c (real_from_integer): Call real_convert even for decimal.
3457 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3459 PR target/79421
3460 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3462 2017-02-14 Andrew Pinski <apinski@cavium.com>
3464 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
3465 cores and change the partno/implementer to be correct.
3466 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
3467 the 'B" as the implementer.
3468 * config/aarch64/aarch64-tune.md: Regenerate.
3470 2017-02-14 Carl Love <cel@us.ibm.com>
3472 * config/rs6000/rs6000.c: Add case statement entry to make the
3473 xvcvuxdsp built-in argument unsigned.
3474 * config/rs6000/vsx.md: Fix the source and return operand types so they
3475 match the instruction definitions from the ISA document. Fix typo
3476 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
3477 statement.
3479 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
3481 PR target/79282
3482 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
3483 member early_clobber_alts.
3484 * lra-lives.c (reg_early_clobber_p): New.
3485 (process_bb_lives): Use it.
3486 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
3487 (debug_operand_data): Initialize early_clobber_alts.
3488 (setup_operand_alternative): Set up early_clobber_alts.
3489 (collect_non_operand_hard_regs): Ditto. Pass early clobber
3490 alternatives to new_insn_reg.
3491 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
3492 it.
3493 (lra_update_insn_regno_info): Pass the new arg.
3495 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3497 PR middle-end/79505
3498 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
3499 (new_oacc_loop_raw): Don't clear already cleared fields.
3501 PR target/79481
3502 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
3503 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
3504 _mm512_prefetch_i64gather_ps): New inline functions and macros.
3506 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
3508 PR target/79495
3509 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
3511 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
3513 PR target/79498
3514 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
3515 the extra instruction to the right place to store 128-bit constant
3516 when needed.
3518 2017-02-14 Martin Sebor <msebor@redhat.com>
3520 PR middle-end/79448
3521 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
3522 warning for strings of unknown length.
3524 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
3526 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
3528 2017-02-14 Jeff Law <law@redhat.com>
3530 PR target/79404
3531 * ira-costs.c (scan_one_insn): Initialize register move costs
3532 for pseudos seen in USE/CLOBBER insns.
3534 PR tree-optimization/79095
3535 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
3536 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
3537 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
3538 if the operands are known to be not equal, then the resulting range
3539 is ~[0,0].
3540 (intersect_ranges): If the new range is ~[0,0] and the old range is
3541 wide, then prefer ~[0,0].
3542 * tree-vrp.c (overflow_comparison_p_1): New function.
3543 (overflow_comparison_p): New function.
3544 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
3545 if NAME is used in an overflow test.
3546 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
3547 overflow check that can be expressed as an equality test, then adjust
3548 ops to be that equality test.
3550 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3552 * config/s390/s390-builtin-types.def: Remove flags argument.
3553 * config/s390/s390.c (s390_init_builtins): Likewise.
3555 2017-02-14 Martin Liska <mliska@suse.cz>
3557 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
3558 vector. Fix trailing white spaces.
3560 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
3562 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
3563 HFmode.
3565 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3567 PR rtl-optimization/68664
3568 * config/arm/arm.c (arm_sched_can_speculate_insn):
3569 New function. Declare prototype.
3570 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3572 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3574 PR rtl-optimization/68664
3575 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
3576 New function.
3577 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3579 2017-02-14 Amit Pawar <amit.pawar@amd.com>
3581 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
3582 max skip bytes for function, loop and jump.
3584 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3586 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
3587 ABS_EXPR for gimple dump.
3589 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3591 PR target/79462
3592 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
3594 PR tree-optimization/79408
3595 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
3596 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
3597 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
3598 also if rhs1 is INTEGER_CST.
3600 2017-02-14 Richard Biener <rguenther@suse.de>
3602 PR middle-end/79432
3603 * tree-into-ssa.c (insert_phi_nodes): When the function can
3604 have abnormal edges rewrite SSA names with broken use-def
3605 dominance out of SSA and register them for PHI insertion.
3607 2017-02-13 Martin Sebor <msebor@redhat.com>
3609 PR middle-end/79496
3610 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
3611 clearing info.nowrite flag when snprintf size argument is a range.
3613 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3615 * cprop.c (cprop_jump): Add missing space in string literal.
3616 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
3617 (get_constraint_for_component_ref): Likewise.
3618 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
3619 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
3620 * lra-constraints.c (process_alt_operands): Likewise.
3621 * ipa-inline.c (inline_small_functions): Likewise.
3622 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
3623 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3624 * trans-mem.c (diagnose_tm_1_op): Likewise.
3625 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
3626 (grid_parallel_clauses_gridifiable): Likewise.
3628 * config/nvptx/mkoffload.c (process): Add space in between
3629 , and %d.
3631 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
3632 "MOD4_SSE_REGS" and "ALL_REGS".
3634 * spellcheck.c (test_data): Add , in between "foo" and "food".
3636 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3638 PR target/79449
3639 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
3640 boundary crossing check and subsequent code generation agree.
3642 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3644 * config/aarch64/aarch64.c (has_memory_op): Delete.
3645 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
3646 has_memory_op.
3648 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3650 PR rtl-optimization/79388
3651 PR rtl-optimization/79450
3652 * combine.c (distribute_notes): When removing TEM_INSN for which
3653 corresponding dest has last value recorded, invalidate that last
3654 value.
3656 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3658 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
3659 of explicit '@'. Add missing assembly comment marker on branch costs
3660 printout.
3662 2017-02-13 Nathan Sidwell <nathan@acm.org>
3664 * gengtype-lex.l (<in_struct>): Add '/'.
3666 2017-02-13 Martin Liska <mliska@suse.cz>
3668 PR c/79471
3669 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
3671 2017-02-13 Richard Biener <rguenther@suse.de>
3673 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
3674 Remove.
3675 * configure: Re-generate.
3676 * config.in: Likewise.
3677 * graphite-dependences.c: Simplify as if
3678 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
3679 * graphite-isl-ast-to-gimple.c: Likewise.
3680 * graphite-optimize-isl.c: Likewise.
3681 * graphite-poly.c: Likewise.
3682 * graphite-sese-to-poly.c: Likewise.
3683 * graphite.h: Likewise.
3684 * toplev.c: Include isl/version.h and use isl_version () for
3685 printing the ISL version.
3686 * doc/install.texi: Update ISL requirement.
3688 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3690 * doc/standards.texi (Standards): Update reference to
3691 Objective-C 2.0.
3693 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3695 * doc/extend.texi (Named Address Spaces): sourceware.org now
3696 defaults to https.
3697 * doc/install.texi (Binaries): Ditto.
3698 (Specific): Ditto.
3700 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3702 * doc/cpp.texi: Replace "stringify"/"stringification" with C
3703 standard terminology "stringize"/"stringizing" throughout.
3704 * doc/cppinternals.texi: Likewise.
3706 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3708 * doc/extend.texi: Fix some spelling mistakes and typos.
3709 * doc/invoke.texi: Likewise.
3711 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3713 PR ipa/79224
3714 * params.def (inline-min-speedup) Change from 10 to 8.
3716 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3718 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
3719 4.5.
3721 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3723 PR ipa/79224
3724 * ipa-inline-analysis.c (get_minimal_bb): New function.
3725 (record_modified): Use it.
3726 (remap_edge_change_prob): Handle also ancestor functions.
3728 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
3730 * doc/contrib.texi (Contributors): Remove broken link into
3731 the Mauve CVS repository.
3733 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3735 PR middle-end/79454
3736 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
3737 result computation whenever lhs doesn't have vector mode, not
3738 just when it has BLKmode.
3740 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3742 * doc/makefile.texi (profiledbootstrap): Refer to the
3743 installation instructions only in textual form.
3745 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3747 PR target/79295
3748 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
3750 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3752 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
3753 (Specific): Update mingw-w64 reference.
3754 (Binaries): Ditto.
3755 (Specific): Remove broken link to Renesas RX processor.
3757 2017-02-10 Richard Biener <rguenther@suse.de>
3759 * toplev.c (process_options): Do not mention obsolete graphite
3760 options when printing sorry message about missing graphite support.
3761 Mention -floop-nest-optimize.
3763 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
3765 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
3766 (vtst_p16): Likewise.
3767 (vtstq_p8): Likewise.
3768 (vtstq_p16): Likewise.
3769 (vtst_p64): New.
3770 (vtstq_p64): Likewise.
3771 * config/arm/arm_neon.h (vgetq_lane_p64): New.
3772 (vset_lane_p64): New.
3773 (vsetq_lane_p64): New.
3775 2017-02-10 Jakub Jelinek <jakub@redhat.com>
3777 PR tree-optimization/79411
3778 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
3779 stmt operands are SSA_NAMEs used in abnormal phis.
3780 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
3781 phis.
3783 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3785 PR ipa/70795
3786 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
3787 flag if needed.
3789 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3791 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
3793 2017-02-09 Jakub Jelinek <jakub@redhat.com>
3795 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
3796 to avoid warning.
3798 PR c/79413
3799 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
3800 not arbitrary TREE_CONSTANT.
3802 PR c/79431
3803 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
3804 "omp declare target link" attribute unless is_global_var.
3805 * omp-offload.c (find_link_var_op): Likewise.
3807 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
3808 Chung-Lin Tang <cltang@codesourcery.com>
3810 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
3811 OMP_CLAUSE_TILE.
3812 (gimplify_adjust_omp_clauses): Don't delete TILE.
3813 (gimplify_omp_for): Deal with TILE.
3814 * internal-fn.c (expand_GOACC_TILE): New function.
3815 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
3816 (GOACC_TILE): New.
3817 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
3818 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
3819 element fields.
3820 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
3821 avoid DIV for outermost collapse var.
3822 (expand_oacc_for): Insert tile element loop as needed. Adjust.
3823 Remove out of date comments, fix whitespace.
3824 * omp-general.c (omp_extract_for_data): Deal with tiling.
3825 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
3826 adjust OLF_DIM_BASE value.
3827 (struct omp_for_data): Add tiling field.
3828 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
3829 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
3830 for auto loops. Remove default auto determining, moved to
3831 oacc_loop_fixed_partitions.
3832 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
3833 stmts, add e_mask field.
3834 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
3835 (oacc_thread_numbers): Use oacc_dim_call.
3836 (oacc_xform_tile): New.
3837 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
3838 (finish_oacc_loop): Adjust for ifns vector.
3839 (oacc_loop_discover_walk): Append loop abstraction sites to list,
3840 add case for GOACC_TILE fns.
3841 (oacc_loop_xform_loop): Delete.
3842 (oacc_loop_process): Iterate over call list directly, and add
3843 handling for GOACC_TILE fns.
3844 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
3845 dump partitioning.
3846 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
3847 vector partitioning to outer loops. Assign 2 partitions to loops
3848 when available. Add TILE handling.
3849 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
3850 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
3851 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
3852 * tree.c (omp_clause_num_ops): Adjust TILE ops.
3853 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
3855 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
3857 * configure.ac (ACX_BUGURL): Update.
3858 * configure: Regenerate.
3860 2017-02-09 Richard Biener <rguenther@suse.de>
3862 PR tree-optimization/69823
3863 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3864 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
3866 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3868 * config/arc/arc-c.def: Add __NPS400__ definition.
3869 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
3870 (TARGET_NPS400): Define.
3872 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3874 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
3875 file.
3876 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
3877 pointer, arch_info.
3878 (arc_cpu_types): Fill the arch_info field with a pointer into the
3879 arc_arch_types table.
3880 (arc_selected_cpu): Declare.
3881 * config/arc/arc.c (arc_selected_cpu): Make global.
3882 (arc_selected_arch): Delete.
3883 (arc_base_cpu): Delete.
3884 (arc_override_options): Remove references to deleted variables,
3885 update access to arch information.
3886 (ARC_OPT): Update access to arch information.
3887 (ARC_OPTX): Likewise.
3888 * config/arc/arc.h (arc_base_cpu): Remove declaration.
3889 (TARGET_ARC600): Update access to arch information.
3890 (TARGET_ARC601): Likewise.
3891 (TARGET_ARC700): Likewise.
3892 (TARGET_EM): Likewise.
3893 (TARGET_HS): Likewise.
3894 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
3895 information.
3897 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
3899 PR target/78604
3900 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
3901 condition/operands for integer GE/LE/GEU/LEU operations.
3903 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
3905 PR translation/79397
3906 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
3907 of AltiVec.
3909 2017-02-08 Martin Jambor <mjambor@suse.cz>
3911 PR ipa/79375
3912 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
3913 whether allocation happened.
3914 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
3915 nothing was allocated.
3917 2017-02-08 Jakub Jelinek <jakub@redhat.com>
3919 PR tree-optimization/79408
3920 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
3921 constant, but SSA_NAME with a known integer range, use the minimum
3922 of that range instead of op1 to determine if modulo can be replaced
3923 with its first operand.
3925 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3927 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
3929 2017-02-08 Richard Biener <rguenther@suse.de>
3931 PR tree-optimization/71824
3932 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3933 Check all loops contained in the merged region.
3935 2017-02-07 Andrew Pinski <apinski@cavium.com>
3937 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
3939 2017-02-07 Andrew Pinski <apinski@cavium.com>
3941 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
3942 (thunderxt88): Likewise.
3943 (thunderxt81): Disable LSE and change v8.1 to v8.
3944 (thunderxt83): Likewise.
3946 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3947 Richard Biener <rguenther@suse.de>
3949 PR middle-end/79399
3950 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
3951 type from int to size_t.
3952 * ira-costs.c (struct_costs_size): Change type from int to size_t.
3954 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3956 PR rtl-optimization/79386
3957 * cprop.c (bypass_conditional_jumps): Initialize
3958 bypass_last_basic_block already before splitting bbs after
3959 unconditional traps...
3960 (bypass_conditional_jumps): ... rather than here.
3962 PR target/79299
3963 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
3964 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
3965 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
3966 fix -masm=intel patterns.
3968 2017-02-07 Richard Biener <rguenther@suse.de>
3970 PR tree-optimization/79256
3971 PR middle-end/79278
3972 * builtins.c (get_object_alignment_2): Use min_align_of_type
3973 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
3974 and ADJUST_FIELD_ALIGN.
3976 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
3977 type parameter.
3978 * doc/tm.texi: Regenerate.
3979 * stor-layout.c (layout_decl): Adjust.
3980 (update_alignment_for_field): Likewise.
3981 (place_field): Likewise.
3982 (min_align_of_type): Likewise.
3983 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
3984 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
3985 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
3986 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
3987 * config/frv/frv.c (frv_adjust_field_align): Likewise.
3988 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
3989 * config/i386/i386.c (x86_field_alignment): Likewise.
3990 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3991 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
3992 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
3993 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3994 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
3995 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
3996 Likewise.
3998 Revert
3999 2017-01-30 Richard Biener <rguenther@suse.de>
4001 PR tree-optimization/79256
4002 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4003 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4004 alignment on TYPE.
4006 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
4008 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
4009 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
4010 builtins to SImode and emit a zero-extend, if necessary.
4012 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4014 * docs/invoke.texi (RISC-V Options): Alphabetize.
4016 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4018 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
4019 options.
4021 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4023 * config/riscv/riscv.c: New file.
4024 * gcc/common/config/riscv/riscv-common.c: Likewise.
4025 * config.gcc: Likewise.
4026 * config/riscv/constraints.md: Likewise.
4027 * config/riscv/elf.h: Likewise.
4028 * config/riscv/generic.md: Likewise.
4029 * config/riscv/linux.h: Likewise.
4030 * config/riscv/multilib-generator: Likewise.
4031 * config/riscv/peephole.md: Likewise.
4032 * config/riscv/pic.md: Likewise.
4033 * config/riscv/predicates.md: Likewise.
4034 * config/riscv/riscv-builtins.c: Likewise.
4035 * config/riscv/riscv-c.c: Likewise.
4036 * config/riscv/riscv-ftypes.def: Likewise.
4037 * config/riscv/riscv-modes.def: Likewise.
4038 * config/riscv/riscv-opts.h: Likewise.
4039 * config/riscv/riscv-protos.h: Likewise.
4040 * config/riscv/riscv.h: Likewise.
4041 * config/riscv/riscv.md: Likewise.
4042 * config/riscv/riscv.opt: Likewise.
4043 * config/riscv/sync.md: Likewise.
4044 * config/riscv/t-elf-multilib: Likewise.
4045 * config/riscv/t-linux: Likewise.
4046 * config/riscv/t-linux-multilib: Likewise.
4047 * config/riscv/t-riscv: Likewise.
4048 * configure.ac: Likewise.
4049 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
4050 Waterman as RISC-V maintainers.
4051 * doc/install.texi: Add RISC-V entries.
4052 * doc/invoke.texi: Add RISC-V options section.
4053 * doc/md.texi: Add RISC-V constraints section.
4054 * configure: Regenerated.
4056 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4058 PR target/66144
4059 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
4060 false values to be constant vectors with all 0 or all 1 bits set.
4061 (vcondu<mode><mode>): Likewise.
4062 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
4063 predicate.
4064 (fpmask_comparison_operator): Update comment.
4065 (vecint_comparison_operator): New predicate.
4066 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
4067 vector conditionals when the true and false values are constant
4068 vectors with all 0 bits or all 1 bits set.
4070 2017-02-06 Martin Sebor <msebor@redhat.com>
4072 PR tree-optimization/79376
4073 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
4075 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
4078 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
4079 to simplify split condition.
4081 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4083 * omp-expand.c (oxpand_omp_atomic_fetch_op,
4084 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
4085 false.
4087 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
4089 PR rtl-optimization/68664
4090 * target.def (can_speculate_insn): New hook.
4091 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
4092 * doc/tm.texi: Regenerate.
4093 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
4094 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
4095 (rs6000_sched_can_speculate_insn): New function.
4097 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4099 PR tree-optimization/79284
4100 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
4101 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
4102 vectorizable_mask_load_store, vectorizable_operation,
4103 vect_is_simple_cond, get_same_sized_vectype): Use it instead
4104 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
4105 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
4106 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
4107 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
4108 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4109 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
4110 is_gimple_assign (stmt). Replace another such test with
4111 is_gimple_assign (stmt).
4113 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4115 PR target/78883
4116 * config/avr/avr.c (rtl-iter.h): Include it.
4117 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
4118 (avr_legitimate_combined_insn): ...and implementation.
4120 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
4122 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
4123 * config/s390/s390.c (s390_const_operand_ok)
4124 (s390_canonicalize_comparison, s390_extract_part)
4125 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
4126 (s390_contiguous_bitmask_p, s390_rtx_costs)
4127 (legitimize_pic_address): Likewise.
4128 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
4129 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
4130 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
4131 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
4132 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
4134 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4136 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
4137 REGNO($0) == REGNO($1).
4139 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4141 * config/s390/linux.h(SIZE_TYPE): Add comment.
4143 2017-02-06 Julian Brown <julian@codesourcery.com>
4144 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4145 Virendra Pathak <virendra.pathak@broadcom.com>
4147 * config/aarch64/aarch64-cores.def: Change the scheduler
4148 to Thunderx2t99.
4149 * config/aarch64/aarch64.md: Include thunderx2t99.md.
4150 * config/aarch64/thunderx2t99.md: New file.
4152 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4154 * doc/standards.texi (Go Language): Update link to language
4155 standard.
4157 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4159 * tree-eh.c (lower_resx): Sanitize profile.
4160 (cleanup_empty_eh_move_lp): Likewise.
4162 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4164 PR tree-ssa/79347
4165 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
4166 ELSE_PROB.
4167 * cfgloopmanip.h (loop_version): Update prototype.
4168 * modulo-sched.c (sms_schedule): Update call of loop_version.
4169 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
4170 * tree-parloops.c (gen_parallel_loop): Likewise.
4171 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4172 * tree-ssa-loop-split.c (split_loop): Likewise.
4173 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
4174 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
4176 2017-02-05 Martin Liska <mliska@suse.cz>
4178 PR bootstrap/78985
4179 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
4180 variable to NULL.
4181 (print_operand_address): Initialize a struct to zero.
4183 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4185 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
4186 garbage collector only in textual form.
4188 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4190 * doc/extend.texi (x86 specific memory model extensions for
4191 transactional memory): Simplify a phrase.
4193 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
4195 PR target/79353
4196 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
4197 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
4198 (atomic_storedi_1): Likewise.
4200 2017-02-04 Jakub Jelinek <jakub@redhat.com>
4202 PR tree-optimization/79338
4203 * tree-parloops.c (gather_scalar_reductions): Don't call
4204 vect_analyze_loop_form for loop->inner before destroying loop's
4205 loop_vinfo.
4207 2017-02-03 Martin Sebor <msebor@redhat.com>
4209 PR tree-optimization/79327
4210 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
4211 when precision has resulted in leading zeros.
4212 (format_integer): Adjust the likely counter to assume an unknown
4213 argument that may be zero is non-zero.
4215 2017-02-03 Jason Merrill <jason@redhat.com>
4217 PR c++/78689
4218 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
4219 avoid copying non-taken branch.
4221 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4223 PR tree-optimization/79340
4224 * tree-vect-loop.c (vectorizable_reduction): Release
4225 vec_defs elements after safe_splicing them into other vectors.
4226 Formatting fixes.
4228 PR tree-optimization/79327
4229 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
4230 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
4231 dirtype.
4232 (format_integer): Use wide_int_to_tree instead of build_int_cst
4233 + to_?hwi. If argmin is NULL, just set argmin and argmax to
4234 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
4235 of shortest and longest sequence.
4237 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4240 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
4242 2017-02-03 Walter Lee <walt@tilera.com>
4244 PR target/78862
4245 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
4246 after initial stackframe link reg save.
4247 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
4249 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4251 PR target/79354
4252 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
4253 wu for stxssp alternative.
4255 2017-02-03 Martin Sebor <msebor@redhat.com>
4257 PR tree-optimization/79352
4258 * gimple-fold.c (get_range_strlen): Add argument.
4259 (get_range_strlen): Change return type to bool.
4260 (get_maxval_strlen): Pass in a dummy argument.
4261 * gimple-fold.h (get_range_strlen): Change return type to bool.
4262 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
4263 * tree.h (array_at_struct_end_p): Add argument.
4264 * tree.c (array_at_struct_end_p): Handle it.
4266 2017-02-03 Martin Liska <mliska@suse.cz>
4268 PR lto/66295
4269 * multiple_target.c (create_dispatcher_calls): Redirect edge
4270 from a caller of a dispatcher.
4271 (expand_target_clones): Make the clones local.
4272 (ipa_target_clone): Do both target clones and resolvers.
4273 (ipa_dispatcher_calls): Remove the pass.
4274 (pass_dispatcher_calls::gate): Likewise.
4275 (make_pass_dispatcher_calls): Likewise.
4276 * passes.def (pass_target_clone): Put as very first IPA early
4277 pass.
4279 2017-02-03 Martin Liska <mliska@suse.cz>
4281 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
4282 in case of a function with ifunc attribute.
4284 2017-02-03 Martin Liska <mliska@suse.cz>
4286 * cgraph.c (cgraph_node::dump): Dump function version info.
4287 * symtab.c (symtab_node::dump_base): Add missing new line.
4289 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4291 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
4292 (ifcombine_ifandif): Use it.
4294 2017-02-03 Martin Liska <mliska@suse.cz>
4296 * doc/invoke.texi: Document default value for
4297 use-after-scope-direct-emission-threshold.
4299 2017-02-03 Martin Liska <mliska@suse.cz>
4301 PR tree-optimization/79339
4302 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
4303 (format_floating): Likewise.
4305 2017-02-03 Martin Liska <mliska@suse.cz>
4307 PR ipa/79337
4308 * ipa-prop.c (ipa_node_params_t::insert): Remove current
4309 implementation.
4310 (ipa_node_params_t::remove): Likewise.
4311 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
4312 initialization from removed ipa_node_params_t::insert.
4313 (ipa_node_params::~ipa_node_params): Move from removed
4314 ipa_node_params_t::release.
4315 * symbol-summary.h (symbol_summary::m_released): New member.
4316 Do not release a summary twice. Do not allow to call finalizer
4317 for types of a summary that live in GGC memory.
4319 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4321 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
4322 cmp_branch fusion.
4324 2017-02-02 Martin Sebor <msebor@redhat.com>
4326 PR middle-end/79275
4327 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
4328 (format_string): Tighten up the range of output for non-constant
4329 strings and correct the expected range for wide non-constant strings.
4331 2017-02-02 Martin Sebor <msebor@redhat.com>
4333 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
4335 PR middle-end/32003
4336 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
4337 index.
4338 (-fdump-tree-@var): Add to index and document how to come up
4339 with pass-specific option and dump file names.
4340 (-fdump-passes): Clarify where to look for output.
4342 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4344 PR middle-end/77445
4345 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
4346 statistics of the analyzed path; allow threading for speed when
4347 any of BBs along the path are optimized for speed.
4349 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
4351 PR middle-end/78468
4352 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
4353 settings of the virtual registers.
4355 Revert again
4356 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4358 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4359 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4360 needed.
4362 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4364 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
4365 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
4367 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4369 * config/s390/s390.md: Add missing comments with the expanded
4370 mnemonics.
4371 * config/s390/vector.md: Likewise.
4372 * config/s390/vx-builtins.md: Likewise.
4374 2017-02-02 Jakub Jelinek <jakub@redhat.com>
4376 PR target/79197
4377 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
4378 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
4379 conditions on a single line.
4381 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4383 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4384 __S390_VX__ to __VX__.
4386 2017-02-01 Andrew Pinski <apinski@cavium.com>
4388 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
4389 stmt_info to record_stmt_cost.
4390 (vect_get_known_peeling_cost): Pass stmt_info if known to
4391 record_stmt_cost.
4392 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
4393 cpu_vector_cost field into
4394 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
4395 field into vec_int_stmt_cost and vec_fp_stmt_cost.
4396 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
4397 splitting of scalar_stmt_cost and vec_stmt_cost.
4398 (thunderx_vector_cost): Likewise.
4399 (cortexa57_vector_cost): LIkewise.
4400 (exynosm1_vector_cost): Likewise.
4401 (xgene1_vector_cost): Likewise.
4402 (thunderx2t99_vector_cost): Improve after the splitting of the two
4403 fields.
4404 (aarch64_builtin_vectorization_cost): Update for the splitting of
4405 scalar_stmt_cost and vec_stmt_cost.
4407 2017-02-01 Torvald Riegel <triegel@redhat.com>
4408 Richard Henderson <rth@redhat.com>
4410 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
4411 conditional on existance of a fast atomic load.
4412 * optabs-query.c (can_atomic_load_p): New function.
4413 * optabs-query.h (can_atomic_load_p): Declare it.
4414 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
4415 no fast atomic load is available for the particular size of access.
4416 (expand_atomic_compare_and_swap): Likewise.
4417 (expand_atomic_load): Likewise.
4418 (expand_atomic_store): Likewise.
4419 (expand_atomic_fetch_op): Likewise.
4420 * testsuite/lib/target-supports.exp
4421 (check_effective_target_sync_int_128): Remove x86 because it provides
4422 no fast atomic load.
4423 (check_effective_target_sync_int_128_runtime): Likewise.
4425 2017-02-01 Richard Biener <rguenther@suse.de>
4427 * graphite.c: Include tree-vectorizer.h for find_loop_location.
4428 (graphite_transform_loops): Provide opt-info for optimized nests.
4429 * tree-parloop.c (parallelize_loops): Provide opt-info for
4430 parallelized loops.
4432 2017-02-01 Richard Biener <rguenther@suse.de>
4434 PR middle-end/79315
4435 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
4436 was not set before.
4438 2017-02-01 Richard Biener <rguenther@suse.de>
4440 PR tree-optimization/71824
4441 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4442 Verify the loops are valid in the merged SESE region.
4443 (scop_detection::can_represent_loop_1): Check analyzing the
4444 evolution of the number of iterations in the region succeeds.
4446 2017-01-31 Ian Lance Taylor <iant@golang.org>
4448 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
4449 REG_ARGS_SIZE note to 32-bit push insns and call insn.
4451 2017-01-31 David Malcolm <dmalcolm@redhat.com>
4453 PR preprocessor/79210
4454 * input.c (get_substring_ranges_for_loc): Replace line_width
4455 assertion with error-handling.
4457 2017-01-31 Richard Biener <rguenther@suse.de>
4459 PR tree-optimization/77318
4460 * graphite-sese-to-poly.c (extract_affine): Fix assert.
4461 (create_pw_aff_from_tree): Take loop parameter.
4462 (add_condition_to_pbb): Pass loop of the condition to
4463 create_pw_aff_from_tree.
4465 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4467 * config/s390/s390.c (s390_asan_shadow_offset): New function.
4468 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
4470 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4472 PR target/78597
4473 PR target/79038
4474 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
4475 no longer used.
4476 (convert_int_to_float128): Likewise.
4477 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
4478 (convert_int_to_float128): Likewise.
4479 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
4480 (UNSPEC_IEEE128_CONVERT): Likewise.
4481 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
4482 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
4483 Use local variables for IBM extended format.
4484 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
4485 (fix_trunc<mode>si2_fprs): Likewise.
4486 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
4487 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
4488 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
4489 to know that we can now have integers of all sizes in vector
4490 registers.
4491 (fix<uns>_<mode>di2_hw): Likewise.
4492 (float<uns>_<mode>si2_hw): Likewise.
4493 (fix_<mode>si2_hw): Likewise.
4494 (fixuns_<mode>si2_hw): Likewise.
4495 (float<uns>_<mode>di2_hw): Likewise.
4496 (float_<mode>di2_hw): Likewise.
4497 (float_<mode>si2_hw): Likewise.
4498 (floatuns_<mode>di2_hw): Likewise.
4499 (floatuns_<mode>si2_hw): Likewise.
4500 (xscvqp<su>wz_<mode>): Delete, no longer used.
4501 (xscvqp<su>dz_<mode>): Likewise.
4502 (xscv<su>dqp_<mode>): Likewise.
4503 (ieee128_mfvsrd_64bit): Likewise.
4504 (ieee128_mfvsrd_32bit): Likewise.
4505 (ieee128_mfvsrwz): Likewise.
4506 (ieee128_mtvsrw): Likewise.
4507 (ieee128_mtvsrd_64bit): Likewise.
4508 (ieee128_mtvsrd_32bit): Likewise.
4510 2017-01-31 Martin Liska <mliska@suse.cz>
4512 PR ipa/79285
4513 * ipa-prop.c (ipa_free_all_node_params): Call release method
4514 instead of ~sumbol_summary to not to trigger double times
4515 dtor of hash_map.
4517 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
4519 PR tree-optimization/71691
4520 * bitmap.h (class auto_bitmap): New.
4521 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
4522 is_maybe_undefined instead of ssa_undefined_value_p.
4524 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4526 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4527 __S390_ARCH_LEVEL__ to __ARCH__.
4529 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4531 PR tree-optimization/79267
4532 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
4533 if should_remove_lhs_p is true.
4535 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
4537 PR debug/63238
4538 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
4539 (add_alignment_attribute): New.
4540 (base_type_die): Add alignment attribute.
4541 (subrange_type_die): Likewise.
4542 (modified_type_die): Likewise.
4543 (gen_array_type_die): Likewise.
4544 (gen_descr_array_type_die: Likewise.
4545 (gen_enumeration_type_die): Likewise.
4546 (gen_subprogram_die): Likewise.
4547 (gen_variable_die): Likewise.
4548 (gen_field_die): Likewise.
4549 (gen_ptr_to_mbr_type_die): Likewise.
4550 (gen_struct_or_union_type_die): Likewise.
4551 (gen_subroutine_type_die): Likewise.
4552 (gen_typedef_die): Likewise.
4553 (base_type_cmp): Compare alignment attribute.
4555 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4557 PR target/79170
4558 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
4559 (setb_unsigned) New pattern for setb with CCUNS.
4560 * config/rs6000/rs6000.c (expand_block_compare): Use a different
4561 subfc./subfe sequence to avoid overflow problems. Generate a
4562 shorter sequence with cmpld/setb for power9.
4563 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
4564 for generating subfc. instruction.
4565 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
4566 now uses this instruction.
4568 2017-01-30 Ian Lance Taylor <iant@google.com>
4570 PR debug/79289
4571 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
4572 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
4574 2017-01-30 Martin Sebor <msebor@redhat.com>
4576 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
4577 Move constant to the right of a relational operator.
4578 (get_mpfr_format_length, format_character, format_string): Ditto.
4579 (should_warn_p, maybe_warn): Same.
4581 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
4583 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
4585 PR lto/79061
4586 * asan.c (get_translation_unit_decl): Remove function.
4587 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
4589 2017-01-30 Martin Liska <mliska@suse.cz>
4591 PR gcov-profile/79259
4592 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
4593 -fprofile-generate.
4595 2017-01-30 Martin Liska <mliska@suse.cz>
4597 PR bootstrap/78985
4598 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
4599 Initialize variables with NULL value.
4601 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
4603 PR target/79260
4604 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
4605 tm_p_file.
4606 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
4608 2017-01-30 Richard Biener <rguenther@suse.de>
4610 PR tree-optimization/79276
4611 * tree-vrp.c (process_assert_insertions): Properly adjust common
4612 when removing a duplicate.
4614 * gcc.dg/torture/pr79276.c: New testcase.
4616 2017-01-30 Richard Biener <rguenther@suse.de>
4618 PR tree-optimization/79256
4619 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4620 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4621 alignment on TYPE.
4622 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
4624 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
4626 PR target/79240
4627 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
4628 ("*r<noxa>sbg_<mode>_sll_bitmask")
4629 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4630 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
4631 Use contiguous_bitmask_nowrap_operand.
4633 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4635 PR target/79268
4636 * config/rs6000/altivec.h (vec_xl): Revise #define.
4637 (vec_xst): Likewise.
4639 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
4643 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
4645 PR rtl-optimization/79194
4646 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
4647 traps before call to bypass_conditional_jumps.
4649 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4651 PR tree-optimization/71374
4652 * lra-constraints.c (check_conflict_input_operands): New.
4653 (match_reload): Use it.
4655 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4657 PR target/79131
4658 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
4659 account to calculate conflict_set.
4661 2017-01-27 Bin Cheng <bin.cheng@arm.com>
4663 PR rtl-optimization/78559
4664 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
4665 other_insn in combine.
4667 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
4669 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
4670 uint16_type_node for BT_UINT16.
4672 2017-01-27 David Malcolm <dmalcolm@redhat.com>
4674 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
4675 "RTL Tests" to menu.
4676 (GIMPLE Tests): New node.
4677 (RTL Tests): New node.
4679 2017-01-27 Richard Biener <rguenther@suse.de>
4681 PR tree-optimization/79245
4682 * tree-loop-distribution.c (distribute_loop): Apply cost
4683 modeling also to detected patterns.
4685 2017-01-27 Richard Biener <rguenther@suse.de>
4687 PR tree-optimization/71433
4688 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
4689 (compare_assert_loc): New function.
4690 (process_assert_insertions): Sort and optimize assert locations
4691 to remove duplicates and push down identical assertions on
4692 edges to their destination block.
4694 2017-01-27 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/79244
4697 * tree-vrp.c (remove_range_assertions): Forcefully propagate
4698 out SSA names even if abnormal.
4700 2017-01-27 Jakub Jelinek <jakub@redhat.com>
4702 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
4703 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
4704 instead of MPFR_RNDN.
4706 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
4708 PR target/79239
4709 * arm.c (arm_option_override): Don't call build_target_option_node
4710 until after doing all option overrides.
4711 (arm_valid_target_attribute_tree): Likewise.
4713 2017-01-27 Martin Liska <mliska@suse.cz>
4715 * doc/invoke.texi (-fprofile-arcs): Document profiling support
4716 for {cd}tors and C++ {cd}tors.
4718 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4720 * config/s390/s390.md ("*setmem_long_and")
4721 ("*setmem_long_and_31z"): Use zero_extend instead of and.
4723 2017-01-26 Martin Sebor <msebor@redhat.com>
4725 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
4726 of precision.
4728 2017-01-26 Martin Sebor <msebor@redhat.com>
4730 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
4731 HAVE_DFmode before using XFmode or DFmode.
4732 (parse_directive): Avoid using the z length modifier to avoid
4733 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
4735 PR middle-end/78703
4736 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
4737 to accept adjustment as an array.
4738 (get_int_range): New function.
4739 (struct directive): Make width and prec arrays.
4740 (directive::set_width, directive::set_precision): Call get_int_range.
4741 (format_integer, format_floating): Handle width and precision ranges.
4742 (format_string, parse_directive): Same.
4744 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4746 PR debug/79129
4747 * dwarf2out.c (generate_skeleton_bottom_up): For children with
4748 comdat_type_p set, just clone them, but keep the children in the
4749 original DIE.
4751 PR debug/78835
4752 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
4753 which have direct callers with -fvar-tracking-assignments enabled
4754 in the current TU.
4755 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
4756 inside of type units.
4758 2017-01-26 Martin Sebor <msebor@redhat.com>
4760 PR middle-end/78703
4761 * gimple-ssa-sprintf.c (struct result_range): Add likely and
4762 unlikely counters.
4763 (struct format_result): Replace number_chars, number_chars_min,
4764 and number_chars_max with a single member of struct result_range.
4765 Remove bounded.
4766 (format_result::operator+=): Adjust.
4767 (struct fmtresult): Remove bounded. Handle likely and unlikely
4768 counters.
4769 (fmtresult::adjust_for_width_or_precision): New function.
4770 (fmtresult:type_max_digits): New function.
4771 (bytes_remaining): Handle likely and unlikely counters.
4772 (min_bytes_remaining): Remove.
4773 (format_percent): Simplify.
4774 (format_integer, format_floating): Set likely and unlikely counters.
4775 (get_string_length, format_character, format_string): Same.
4776 (format_plain, should_warn_p): New function.
4777 (maybe_warn): Call should_warn_p. Update diagnostic messages
4778 and handle those for all directives, including plain strings.
4779 (format_directive): Handle likely and unlikely counters.
4780 Remove unnecessary quoting from diagnostics. Add an informational
4781 note.
4782 (add_bytes): Remove.
4783 (pass_sprintf_length::compute_format_length): Simplify.
4784 (try_substitute_return_value): Handle likely and unlikely counters.
4786 2017-01-26 Carl Love <cel@us.ibm.com>
4788 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
4789 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
4791 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
4793 PR target/79131
4794 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
4795 endianess for subregs into account.
4796 * lra-constraints.c (lra_constraints): Do risky transformations
4797 always on the first iteration.
4798 * lra-lives.c (check_pseudos_live_through_calls): Add arg
4799 last_call_used_reg_set.
4800 (process_bb_lives): Define and use last_call_used_reg_set.
4801 * lra.c (lra): Always continue after lra_constraints on the first
4802 iteration.
4804 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
4806 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
4807 constant.
4808 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
4810 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4812 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
4813 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
4814 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
4815 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
4816 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
4817 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
4818 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
4819 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
4820 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
4822 2017-01-26 Marek Polacek <polacek@redhat.com>
4824 PR c/79199
4825 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
4826 for the third operand.
4828 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4830 PR middle-end/79236
4831 * omp-low.c (struct omp_context): Add simt_stmt field.
4832 (scan_omp_for): Return omp_context *.
4833 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
4834 context to the _simt_ SIMD stmt.
4835 (lower_omp_for): For combined SIMD with sibling _simt_
4836 SIMD, make sure to use the same decls in _looptemp_
4837 clauses as in the sibling.
4839 2017-01-26 David Sherwood <david.sherwood@arm.com>
4841 PR middle-end/79212
4842 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
4843 all contexts.
4845 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4847 PR target/70465
4848 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
4849 emit fld b; fld a; if possible.
4851 * brig-builtins.def: Update copyright years.
4852 * config/arm/arm_acle_builtins.def: Update copyright years.
4854 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4856 PR target/79179
4857 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
4858 constraint instead of o for the stxsd instruction.
4860 2017-01-25 Carl Love <cel@us.ibm.com>
4862 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
4863 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
4865 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
4867 * doc/invoke.texi (C++ Dialect Options): Fix typo.
4869 2017-01-25 Richard Biener <rguenther@suse.de>
4871 PR tree-optimization/69264
4872 * target.def (vector_alignment_reachable): Improve documentation.
4873 * doc/tm.texi: Regenerate.
4874 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
4875 and add a comment.
4876 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
4877 earlier changes with respect to TYPE_USER_ALIGN.
4878 (vector_alignment_reachable_p): Likewise. Improve dumping.
4880 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4882 PR target/79145
4883 * config/arm/arm.md (xordi3): Force constant operand into a register
4884 for TARGET_IWMMXT.
4886 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4888 * doc/invoke.texi (-fstore-merging): Correct default optimization
4889 levels at which it is enabled.
4890 (-O): Move -fstore-merging from list to...
4891 (-O2): ... Here.
4893 2017-01-25 Richard Biener <rguenther@suse.de>
4895 PR debug/78363
4896 * omp-expand.c: Include debug.h.
4897 (expand_omp_taskreg): Make sure to generate early debug before
4898 outlining anything from a function.
4899 (expand_omp_target): Likewise.
4900 (grid_expand_target_grid_body): Likewise.
4902 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
4904 PR lto/79061
4905 * asan.c (get_translation_unit_decl): New function.
4906 (asan_add_global): Extract modules file name from globals
4907 TRANSLATION_UNIT_DECL name.
4909 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
4911 PR target/77439
4912 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
4913 for long calls with APCS frame and VFP.
4915 2017-01-24 David Malcolm <dmalcolm@redhat.com>
4917 * cfg.c (original_copy_tables_initialized_p): New function.
4918 * cfg.h (original_copy_tables_initialized_p): New decl.
4919 * cfgrtl.c (relink_block_chain): Guard the call to
4920 free_original_copy_tables with a call to
4921 original_copy_tables_initialized_p.
4922 * cgraph.h (symtab_node::native_rtl_p): New decl.
4923 * cgraphunit.c (symtab_node::native_rtl_p): New function.
4924 (symtab_node::needed_p): Don't assert for early assembly output
4925 for __RTL functions.
4926 (cgraph_node::finalize_function): Set "force_output" for __RTL
4927 functions.
4928 (cgraph_node::analyze): Bail out early for __RTL functions.
4929 (analyze_functions): Update assertion to support __RTL functions.
4930 (cgraph_node::expand): Bail out early for __RTL functions.
4931 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
4932 __RTL functions.
4933 * function.h (struct function): Update comment for field
4934 "pass_startwith".
4935 * gimple-expr.c: Include "tree-pass.h".
4936 (gimple_has_body_p): Return false for __RTL functions.
4937 * Makefile.in (OBJS): Add run-rtl-passes.o.
4938 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
4939 accessor.
4940 (gcc::pass_manager::get_clean_slate): New accessor.
4941 * passes.c: Include "insn-addr.h".
4942 (should_skip_pass_p): Add logging. Update logic for running
4943 "expand" to be compatible with both __GIMPLE and __RTL. Guard
4944 property-provider override so it is only done for gimple passes.
4945 Don't skip dfinit.
4946 (skip_pass): New function.
4947 (execute_one_pass): Call skip_pass when skipping passes.
4948 * read-md.c (md_reader::read_char): Support filtering
4949 the input to a subset of line numbers.
4950 (md_reader::md_reader): Initialize fields
4951 m_first_line and m_last_line.
4952 (md_reader::read_file_fragment): New function.
4953 * read-md.h (md_reader::read_file_fragment): New decl.
4954 (md_reader::m_first_line): New field.
4955 (md_reader::m_last_line): New field.
4956 * read-rtl-function.c (function_reader::create_function): Only
4957 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
4958 curr_properties. Set DECL_INITIAL to a dummy block.
4959 (read_rtl_function_body_from_file_range): New function.
4960 * read-rtl-function.h (read_rtl_function_body_from_file_range):
4961 New decl.
4962 * run-rtl-passes.c: New file.
4963 * run-rtl-passes.h: New file.
4965 2017-01-24 Jeff Law <law@redhat.com>
4967 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
4968 buffer size.
4970 2017-01-24 Bin Cheng <bin.cheng@arm.com>
4972 PR tree-optimization/79159
4973 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
4974 (record_nonwrapping_iv): Improve boundary using above function if no
4975 value range information.
4977 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
4978 Martin Jambor <mjambor@suse.cz>
4980 * brig-builtins.def: New file.
4981 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
4982 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
4983 (DEF_HSAIL_SAT_BUILTIN): Likewise.
4984 (DEF_HSAIL_INTR_BUILTIN): Likewise.
4985 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
4986 * builtin-types.def (BT_INT8): New.
4987 (BT_INT16): Likewise.
4988 (BT_UINT8): Likewise.
4989 (BT_UINT16): Likewise.
4990 (BT_FN_ULONG): Likewise.
4991 (BT_FN_UINT_INT): Likewise.
4992 (BT_FN_UINT_ULONG): Likewise.
4993 (BT_FN_UINT_LONG): Likewise.
4994 (BT_FN_UINT_PTR): Likewise.
4995 (BT_FN_ULONG_PTR): Likewise.
4996 (BT_FN_INT8_FLOAT): Likewise.
4997 (BT_FN_INT16_FLOAT): Likewise.
4998 (BT_FN_UINT32_FLOAT): Likewise.
4999 (BT_FN_UINT16_FLOAT): Likewise.
5000 (BT_FN_UINT8_FLOAT): Likewise.
5001 (BT_FN_UINT64_FLOAT): Likewise.
5002 (BT_FN_UINT16_UINT32): Likewise.
5003 (BT_FN_UINT32_UINT16): Likewise.
5004 (BT_FN_UINT16_UINT16_UINT16): Likewise.
5005 (BT_FN_INT_PTR_INT): Likewise.
5006 (BT_FN_UINT_PTR_UINT): Likewise.
5007 (BT_FN_LONG_PTR_LONG): Likewise.
5008 (BT_FN_ULONG_PTR_ULONG): Likewise.
5009 (BT_FN_VOID_UINT64_UINT64): Likewise.
5010 (BT_FN_UINT8_UINT8_UINT8): Likewise.
5011 (BT_FN_INT8_INT8_INT8): Likewise.
5012 (BT_FN_INT16_INT16_INT16): Likewise.
5013 (BT_FN_INT_INT_INT): Likewise.
5014 (BT_FN_UINT_FLOAT_UINT): Likewise.
5015 (BT_FN_FLOAT_UINT_UINT): Likewise.
5016 (BT_FN_ULONG_UINT_UINT): Likewise.
5017 (BT_FN_ULONG_UINT_PTR): Likewise.
5018 (BT_FN_ULONG_ULONG_ULONG): Likewise.
5019 (BT_FN_UINT_UINT_UINT): Likewise.
5020 (BT_FN_VOID_UINT_PTR): Likewise.
5021 (BT_FN_UINT_UINT_PTR: Likewise.
5022 (BT_FN_UINT32_UINT64_PTR): Likewise.
5023 (BT_FN_INT_INT_UINT_UINT): Likewise.
5024 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
5025 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
5026 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
5027 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
5028 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
5029 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
5030 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
5031 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
5032 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
5033 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
5034 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
5035 * doc/frontends.texi: List BRIG FE.
5036 * doc/install.texi (Testing): Add BRIG tesring requirements.
5037 * doc/invoke.texi (Overall Options): Mention BRIG.
5038 * doc/standards.texi (Standards): Doucment BRIG HSA version.
5040 2017-01-24 Richard Biener <rguenther@suse.de>
5042 PR translation/79208
5043 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
5045 2017-01-24 Martin Jambor <mjambor@suse.cz>
5047 PR bootstrap/79198
5048 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
5049 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
5050 and known_contexts.
5052 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
5054 PR middle-end/79123
5055 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
5056 casts from signed to unsigned really don't have a range.
5058 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
5060 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
5061 GMP_RNDx for compatiblity.
5063 2017-01-24 Martin Liska <mliska@suse.cz>
5065 PR bootstrap/79132
5066 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
5067 that would prevent us to call alloca with -1 as argument.
5069 2017-01-24 Jakub Jelinek <jakub@redhat.com>
5071 * dwarf2out.c (output_compilation_unit_header, output_file_names):
5072 Avoid -Wformat-security warning.
5074 2017-01-23 Andrew Pinski <apinski@cavium.com>
5076 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
5077 cost table.
5079 2017-01-23 Martin Sebor <msebor@redhat.com>
5081 PR middle-end/78703
5082 * gimple-ssa-sprintf.c (warn_level): New global.
5083 (format_integer): Use it here and throughout the rest of the file.
5084 Use the same switch to compute sign as base.
5085 (maybe_warn): New function.
5086 (format_directive): Factor out warnings into maybe_warn.
5087 Add debugging output. Use warn_level.
5088 (add_bytes): Use warn_level.
5089 (pass_sprintf_length::compute_format_length): Add debugging output.
5090 (try_substitute_return_value): Same.
5091 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
5093 PR middle-end/78703
5094 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
5095 (struct fmtresult, format_integer, format_floating): Adjust.
5096 (fmtresult::fmtresult): Set max correctly in two argument ctor.
5097 (get_string_length, format_string,format_directive): Same.
5098 (pass_sprintf_length::compute_format_length): Same.
5099 (try_substitute_return_value): Simplify slightly.
5101 PR middle-end/78703
5102 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
5103 (fmtresult::operator+=): Outlined.
5104 (struct fmtresult): Add ctors.
5105 (struct conversion_spec): Rename...
5106 (struct directive): ...to this. Add and remove data members.
5107 (directive::set_width, directive::set_precision): New functions.
5108 (format_percent): Use fmtresult ctor.
5109 (get_width_and_precision): Remove.
5110 (format_integer): Make naming changes. Avoid computing width and
5111 precision.
5112 (format_floating): Same. Adjust indentation.
5113 (format_character, format_none): New functions.
5114 (format_string): Moved character handling to format_character.
5115 (format_directive): Remove arguments, change return type.
5116 (parse_directive): New function.
5117 (pass_sprintf_length::compute_format_length): Move directive
5118 parsing to parse_directive.
5120 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5122 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
5123 (assign_assembler_name_if_needed): ... this.
5124 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
5125 (assign_assembler_name_if_needed): ... this.
5126 (free_lang_data_in_cgraph): Adjust callers.
5127 * cgraphunit.c (cgraph_node::analyze): Likewise.
5128 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
5129 Likewise.
5131 2017-01-23 Richard Biener <rguenther@suse.de>
5133 PR tree-optimization/79088
5134 PR tree-optimization/79188
5135 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
5136 resetting loop bounds after last path deletion. Reset loop
5137 bounds of the target loop, make code match the comments.
5138 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
5139 Make sure loops need no fixups.
5141 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5143 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
5144 exponent support with double type for first argument.
5145 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
5146 type returned by __builtin_vec_extract_sig,
5147 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
5148 functions from "vector int" to "vector unsigned int" or from
5149 "vector long long int" to "vector unsigned long long int".
5150 Changed type returned by __builtin_vec_extract_exp,
5151 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
5152 functions from "vector int" to "vector unsigned int" or from
5153 "vector long long int" to "vector unsigned long long int".
5154 Changed return type of __builtin_vec_test_data_class,
5155 __builtin_vec_test_data_class_sp, and
5156 __builtin_vec_test_data_class_dp from "vector int" to
5157 "vector bool int" or from "vector long long int" to "vector bool
5158 long long int" and changed second argument type from "unsigned
5159 int" to "int". Added new overloaded function forms "vector float
5160 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
5161 "vector float __builtin_vec_insert_exp_sp (vector float, vector
5162 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
5163 double, vector unsigned long long int)" and "vector double
5164 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
5165 long int)". Changed return type of
5166 __builtin_scalar_test_data_class and
5167 __builtin_scalar_test_data_class_sp and
5168 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
5169 int" and changed second argument from "unsigned int" to "int".
5170 Changed type returned by __builtin_scalar_test_neg,
5171 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
5172 from "int" to "bool int". Added new overloaded function form
5173 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
5174 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
5175 exponent double-precision with floating point first argument.
5176 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
5177 documentation of scalar_test_data_class, scalar_test_neg,
5178 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
5179 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
5180 vec_test_data_class built-in functions to reflect refinements in
5181 their type signatures.
5183 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
5185 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
5186 size of buf.
5187 (aarch64_elf_asm_destructor): Likewise.
5189 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
5191 PR rtl-optimization/78634
5192 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
5193 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
5194 * ifcvt.c (noce_try_cmove): Add missing cost check.
5196 PR rtl-optimization/71724
5197 * combine.c (if_then_else_cond): Look for situations where it is
5198 beneficial to undo the work of one of the recursive calls.
5200 2017-01-23 Bin Cheng <bin.cheng@arm.com>
5202 PR tree-optimization/70754
5203 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
5204 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
5205 combined stmt before it if not NULL.
5206 (combine_chains): Process refs reversely and compute dominance point
5207 for root ref.
5209 2017-01-23 Martin Liska <mliska@suse.cz>
5211 PR tree-optimization/79196
5212 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
5213 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
5214 instead of memcmp.
5215 (strlen_optimize_stmt): Call the renamed function.
5217 2017-01-23 Michael Matz <matz@suse.de>
5219 PR tree-optimization/78384
5220 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
5222 2017-01-23 Richard Biener <rguenther@suse.de>
5224 PR tree-optimization/79186
5225 * tree-vrp.c (register_new_assert_for): Make sure we've seen
5226 both incoming edges before moving an assert.
5228 2017-01-23 Martin Jambor <mjambor@suse.cz>
5230 * ipa-prop.c (load_from_param_1): Removed.
5231 (load_from_unmodified_param): Bits from load_from_param_1 put back
5232 here.
5233 (load_from_param): Removed.
5234 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
5235 with stmt. Reverted back to use of load_from_unmodified_param.
5237 2017-01-23 Martin Jambor <mjambor@suse.cz>
5239 PR ipa/79108
5240 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
5241 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
5242 field a pointer to garbage collected vector, mark lattices and
5243 ipcp_orig_node with GTY((skip)).
5244 (ipa_get_param_count): Adjust to descriptors being a pointer.
5245 (ipa_get_param): Likewise.
5246 (ipa_get_type): Likewise.
5247 (ipa_get_param_move_cost): Likewise.
5248 (ipa_set_param_used): Likewise.
5249 (ipa_get_controlled_uses): Likewise.
5250 (ipa_set_controlled_uses): Likewise.
5251 (ipa_is_param_used): Likewise.
5252 (ipa_node_params_t): Move into garbage collector. New methods insert
5253 and remove.
5254 (ipa_node_params_sum): Annotate wth GTY(()).
5255 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
5256 garbage collected.
5257 (ipa_load_from_parm_agg): Adjust declaration.
5258 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
5259 * ipa-profile.c (ipa_profile): Likewise.
5260 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
5261 (ipa_populate_param_decls): Make descriptors parameter garbage
5262 collected.
5263 (ipa_dump_param): Adjust to descriptors being a pointer.
5264 (ipa_alloc_node_params): Likewise.
5265 (ipa_initialize_node_params): Likewise.
5266 (load_from_param_1): Make descriptors parameter garbage collected.
5267 (load_from_unmodified_param): Likewise.
5268 (load_from_param): Likewise.
5269 (ipa_load_from_parm_agg): Likewise.
5270 (ipa_node_params::~ipa_node_params): Removed.
5271 (ipa_free_all_node_params): Remove call to delete operator.
5272 (ipa_node_params_t::insert): New.
5273 (ipa_node_params_t::remove): Likewise.
5274 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
5275 copy known_csts and known_contexts vectors.
5276 (ipa_read_node_info): Adjust to descriptors being a pointer.
5277 (ipcp_modif_dom_walker): Make m_descriptors field garbage
5278 collected.
5279 (ipcp_transform_function): Make descriptors variable garbage
5280 collected.
5282 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
5284 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
5285 * config/i386/avx512dqintrin.h: Ditto.
5286 * config/i386/avx512fintrin.h: Ditto.
5287 * gcc/config/i386/i386.c: Handle new builtins.
5288 * config/i386/i386-builtin.def: Add new builtins.
5289 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
5290 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
5292 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5293 Martin Liska <mliska@suse.cz>
5295 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
5296 * asan.c (asan_expand_poison_ifn): Support stores and use
5297 appropriate ASAN report function.
5298 * internal-fn.c (expand_ASAN_POISON_USE): New function.
5299 * internal-fn.def (ASAN_POISON_USE): Declare.
5300 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
5301 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
5302 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
5303 ASAN_POISON calls w/o LHS.
5304 * tree-ssa.c (execute_update_addresses_taken): Create clobber
5305 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
5306 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
5307 * gimplify.c (asan_poison_variables): Add attribute
5308 use_after_scope_memory to variables that really needs to live
5309 in memory.
5310 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
5311 having the attribute.
5313 2017-01-23 Martin Liska <mliska@suse.cz>
5315 * asan.c (create_asan_shadow_var): New function.
5316 (asan_expand_poison_ifn): Likewise.
5317 * asan.h (asan_expand_poison_ifn): New declaration.
5318 * internal-fn.c (expand_ASAN_POISON): Likewise.
5319 * internal-fn.def (ASAN_POISON): New builtin.
5320 * sanopt.c (pass_sanopt::execute): Expand
5321 asan_expand_poison_ifn.
5322 * tree-inline.c (copy_decl_for_dup_finish): Make function
5323 external.
5324 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
5325 * tree-ssa.c (is_asan_mark_p): New function.
5326 (execute_update_addresses_taken): Rewrite local variables
5327 (identified just by use-after-scope as addressable) into SSA.
5329 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5331 * doc/install.texi (Specific): opensource.apple.com uses https
5332 now. Remove trailing slash.
5334 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5336 * README.Portability: Remove note on an Irix compatibility issue.
5338 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
5340 * gcov.c (INCLUDE_ALGORITHM): Define.
5341 (INCLUDE_VECTOR): Define.
5342 No longer include <vector> and <algorithm> directly.
5344 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
5346 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
5347 to https.
5348 * doc/invoke.texi (Code Gen Options): Ditto.
5350 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
5352 PR lto/78407
5353 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
5355 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
5357 rtl-optimization/79125
5358 * cprop.c (local_cprop_pass): Handle cases where we make an
5359 unconditional trap.
5361 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
5363 PR target/61729
5364 PR target/77850
5365 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
5366 read from, for big endian.
5368 2017-01-20 Jiong Wang <jiong.wang@arm.com>
5370 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
5371 register pauth builtins for LP64 only.
5373 2017-01-20 Marek Polacek <polacek@redhat.com>
5375 PR c/79152
5376 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
5377 non-case labels.
5379 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5381 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
5382 of safelen status.
5383 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
5384 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
5385 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
5387 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5389 PR target/71270
5390 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
5391 in big-endian mode when they are not a single duplicated value.
5393 2017-01-20 Richard Biener <rguenther@suse.de>
5395 * BASE-VER: Bump to 7.0.1.
5397 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5399 * omp-low.c (omplow_simd_context): New struct. Use it...
5400 (lower_rec_simd_input_clauses): ...here and...
5401 (lower_rec_input_clauses): ...here to hold common data. Adjust all
5402 references to idx, lane, max_vf, is_simt.
5404 2017-01-20 Graham Markall <graham.markall@embecosm.com>
5406 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
5407 mcpu=nps400.
5409 2017-01-20 Martin Jambor <mjambor@suse.cz>
5411 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
5412 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
5413 gt-hsa-common.h.
5414 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
5415 (GTFILES): Rename hsa.c to hsa-common.c.
5416 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
5417 * hsa-dump.c: Likewise.
5418 * hsa-gen.c: Likewise.
5419 * hsa-regalloc.c: Likewise.
5420 * ipa-hsa.c: Likewise.
5421 * omp-expand.c: Likewise.
5422 * omp-low.c: Likewise.
5423 * toplev.c: Likewise.
5425 2017-01-20 Marek Polacek <polacek@redhat.com>
5427 PR c/64279
5428 * doc/invoke.texi: Document -Wduplicated-branches.
5429 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
5430 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
5431 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
5432 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
5433 return 0 only when not OEP_LEXICOGRAPHIC.
5434 (fold_build_cleanup_point_expr): Use the expression
5435 location when building CLEANUP_POINT_EXPR.
5436 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
5437 * tree.c (add_expr): Handle error_mark_node.
5439 2017-01-20 Martin Liska <mliska@suse.cz>
5441 PR lto/69188
5442 * tree-profile.c (init_ic_make_global_vars): Do not call
5443 finalize_decl.
5444 (gimple_init_gcov_profiler): Likewise.
5446 2017-01-20 Martin Liska <mliska@suse.cz>
5448 PR ipa/71190
5449 * cgraph.h (maybe_create_reference): Remove argument and
5450 update comment.
5451 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
5452 argument.
5453 * ipa-cp.c (create_specialized_node): Likewise.
5454 * symtab.c (symtab_node::maybe_create_reference): Handle
5455 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
5457 2017-01-20 Martin Liska <mliska@suse.cz>
5459 * read-rtl-function.c (function_reader::create_function): Use
5460 build_decl instread of build_decl_stat.
5462 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
5464 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
5465 * config/i386/avx512dqintrin.h: Ditto.
5466 * config/i386/avx512fintrin.h: Ditto.
5467 * config/i386/i386-builtin-types.def: Add new types.
5468 * gcc/config/i386/i386.c: Handle new types.
5469 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
5470 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
5471 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
5472 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
5473 (__builtin_ia32_kshiftridi): New.
5474 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
5476 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
5478 PR target/78875
5479 PR target/79140
5480 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
5481 define to rs6000_init_stack_protect_guard.
5482 (rs6000_init_stack_protect_guard): New function.
5484 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5485 Yunqiang Su <yunqiang.su@imgtec.com>
5487 * config.gcc (supported_defaults): Add madd4.
5488 (with_madd4): Add validation.
5489 (all_defaults): Add madd4.
5490 * config/mips/mips.opt (mmadd4): New option.
5491 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5492 mmadd4.
5493 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5494 __mips_no_madd4.
5495 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
5496 (ISA_HAS_FUSED_MADD4): Likewise.
5497 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
5498 * gcc/doc/install.texi (--with-madd4): Document the new option.
5500 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5502 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
5503 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
5504 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
5505 (aarch64_init_pauth_hint_builtins): New.
5506 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
5507 (aarch64_expand_builtin): Expand new builtins.
5509 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5511 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
5512 * combine-stack-adj.c (no_unhandled_cfa): Handle
5513 REG_CFA_TOGGLE_RA_MANGLE.
5514 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
5515 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
5516 info for return address signing.
5517 (aarch64_expand_epilogue): Likewise.
5519 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5521 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
5522 * config/aarch64/aarch64-protos.h
5523 (aarch64_return_address_signing_enabled): New declaration.
5524 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
5525 New function.
5526 (aarch64_expand_prologue): Sign return address before it's pushed onto
5527 stack.
5528 (aarch64_expand_epilogue): Authenticate return address fetched from
5529 stack.
5530 (aarch64_override_options): Sanity check for ILP32 and ISA level.
5531 (aarch64_attributes): New function attributes for "sign-return-address".
5532 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
5533 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
5534 ("*do_return"): Generate combined instructions according to key index.
5535 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
5536 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
5537 iterators.
5538 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
5539 * config/aarch64/aarch64.opt (msign-return-address=): New.
5540 * doc/extend.texi (AArch64 Function Attributes): Documents
5541 "sign-return-address=".
5542 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
5544 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5546 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
5547 overall option summary.
5549 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5551 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
5552 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
5553 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
5554 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
5556 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
5558 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
5559 -mpower9-minmax by default for -mcpu=power9.
5560 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
5561 128-bit floating point.
5563 2017-01-20 Alan Modra <amodra@gmail.com>
5565 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
5566 optimizing for size.
5568 2017-01-20 Alan Modra <amodra@gmail.com>
5570 PR target/79144
5571 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
5572 for strcmp and strncmp from corresponding builtin decl.
5574 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5576 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
5577 instead of i386/rtems-64.h.
5578 * config/i386/rtems-64.h: Remove.
5580 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5582 PR target/78478
5583 Revert:
5584 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
5588 2017-01-19 Tamar Christina <tamar.christina@arm.com>
5590 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
5591 Change int to HOST_WIDE_INT.
5592 * config/aarch64/aarch64-protos.h
5593 (aarch64_simd_gen_const_vector_dup): Likewise.
5594 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
5596 2017-01-19 David Malcolm <dmalcolm@redhat.com>
5598 * langhooks-def.h (lhd_type_for_size): New decl.
5599 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
5600 * langhooks.c (lhd_type_for_size): New function, taken from
5601 lto_type_for_size.
5603 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
5605 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
5606 define_bypass for CR latency.
5607 (power9-cracked-alu): Update bypass latency and remove power9-branch.
5608 (power9-alu2): Add define_bypass for CR latency.
5609 (power9-cmp): New.
5610 (power9-mul): Update insn latency.
5611 (power9-mul-compare): Update insn latency, bypass latency and remove
5612 power9-branch.
5614 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5616 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
5617 Delete.
5618 * config/aarch64/aarch64.md
5619 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
5620 aarch64_nopcrelative_literal_loads.
5621 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
5623 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
5625 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
5626 TARGET_LOONGSON_3A.
5627 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
5629 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
5631 PR target/78176
5632 * config.gcc (supported_defaults): Add lxc1-sxc1.
5633 (with_lxc1_sxc1): Add validation.
5634 (all_defaults): Add lxc1-sxc1.
5635 * config/mips/mips.opt (mlxc1-sxc1): New option.
5636 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5637 mlxc1-sxc1.
5638 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5639 __mips_no_lxc1_sxc1.
5640 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
5641 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
5642 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
5644 2017-01-19 Richard Biener <rguenther@suse.de>
5646 PR tree-optimization/72488
5647 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
5648 sure to restore SSA info.
5649 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
5651 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
5653 PR rtl-optimization/79121
5654 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
5655 of the inner type when shifting an extended value.
5657 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5659 PR lto/78407
5660 * symtab.c (symtab_node::equal_address_to): Fix comparing of
5661 interposable aliases.
5663 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
5665 PR target/78516
5666 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
5667 Use the evmergelohi instruction.
5668 (mov_si<mode>_e500_subreg4_2_le): Likewise.
5669 (mov_sitf_e500_subreg8_2_be): Likewise.
5670 (mov_sitf_e500_subreg12_2_le): Likewise.
5671 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
5672 (mov_si<mode>_e500_subreg4_2_be): Likewise.
5673 (mov_sitf_e500_subreg8_2_le): Likewise.
5674 (mov_sitf_e500_subreg12_2_be): Likewise.
5676 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5678 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
5679 attribute from vecsimple to vecperm.
5680 (altivec_vbpermq2): Likewise.
5682 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5684 PR target/79040
5685 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
5687 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5688 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
5689 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
5690 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
5691 case where N arg is SIZE_MAX.
5692 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
5693 (cmpstrsi): Add pattern.
5695 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5698 __builtin_vec_revb builtins.
5699 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
5700 built-in functions to support generation of the ISA 3.0 XXBR<x>
5701 vector byte reverse instructions.
5702 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
5703 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
5704 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
5705 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
5706 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
5707 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
5708 (P9V_BUILTIN_VEC_REVB): Likewise.
5709 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
5710 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
5711 (p9_xxbrq_v16qi): Likewise.
5712 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
5713 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
5714 (p9_xxbrh_v8hi): Likewise.
5715 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
5716 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
5717 vec_revb built-in functions.
5719 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
5721 PR rtl-optimization/78952
5722 * config/i386/i386.md (any_extract): New code iterator.
5723 (*insvqi_2): Use any_extract for source operand.
5724 (*insvqi_3): Use any_shiftrt for source operand.
5726 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
5728 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
5729 New function.
5730 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
5732 2017-01-18 Matthias Klose <doko@ubuntu.com>
5734 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
5736 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5738 * config/rs6000/altivec.h (vec_bperm): Change #define.
5739 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
5740 (altivec_vbpermq2): New define_insn.
5741 (altivec_vbpermd): Likewise.
5742 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
5743 function interface.
5744 (VBPERMD): Likewise.
5745 (VBPERM): New polymorphic function interface.
5746 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
5747 Add entries for P9V_BUILTIN_VEC_VBPERM.
5748 * doc/extend.texi: Add interfaces for vec_bperm.
5750 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5752 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
5753 first letter of error messages.
5754 (s390_resolve_overloaded_builtin): Likewise.
5755 * config/s390/s390.c (s390_expand_builtin): Likewise.
5756 (s390_invalid_arg_for_unprototyped_fn): Likewise.
5757 (s390_valid_target_attribute_inner_p): Likewise.
5758 * config/s390/s390.md ("tabort"): Likewise.
5760 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
5762 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
5763 (ISA_AVOID_DIV_HILO): New macro.
5764 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
5765 (ISA_HAS_DDIV): Likewise.
5767 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5769 * doc/invoke.texi (fabi-version): Correct number of occurrences.
5771 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5773 * doc/invoke.texi (fabi-version): Spelling fix.
5775 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5777 PR c++/70182
5778 * doc/invoke.texi (fabi-version): Mention mangling fix for
5779 operator names.
5781 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5783 PR c++/77489
5784 * doc/invoke.texi (fabi-version): Document discriminator mangling.
5786 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
5788 PR target/78875
5789 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
5790 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
5791 the new options.
5792 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
5793 flexible settings.
5794 (stack_protect_test): Ditto.
5795 * config/rs6000/rs6000.opt (mstack-protector-guard=,
5796 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
5797 options.
5798 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
5799 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
5800 -mstack-protector-guard-offset=.
5801 (RS/6000 and PowerPC Options): Ditto.
5803 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5805 * config/i386/i386.h (MASK_CLASS_P): New define.
5806 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
5807 there are no registers from different register sets also when
5808 mask registers are used. Update function comment.
5809 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
5810 to (*k/*r) and (*k/*km) alternatives.
5812 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
5814 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
5815 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
5816 (EH_RETURN_HANDLER_RTX): New define.
5817 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
5818 Force frame pointer in EH return functions.
5819 (aarch64_expand_epilogue): Add barrier for eh_return.
5820 (aarch64_final_eh_return_addr): Remove.
5821 (aarch64_eh_return_handler_rtx): New function.
5822 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
5823 Remove.
5824 (aarch64_eh_return_handler_rtx): New prototype.
5826 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5828 * config/rs6000/altivec.h (vec_rlmi): New #define.
5829 (vec_vrlnm): Likewise.
5830 (vec_rlnm): Likewise.
5831 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
5832 (UNSPEC_VRLNM): Likewise.
5833 (VIlong): New mode iterator.
5834 (altivec_vrl<VI_char>mi): New define_insn.
5835 (altivec_vrl<VI_char>nm): Likewise.
5836 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
5837 function entry.
5838 (VRLDNM): Likewise.
5839 (RLNM): New polymorphic function entry.
5840 (VRLWMI): New monomorphic function entry.
5841 (VRLDMI): Likewise.
5842 (RLMI): New polymorphic function entry.
5843 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
5844 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
5845 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
5846 vec_vrlnm.
5848 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5850 PR debug/78839
5851 * dwarf2out.c (field_byte_offset): Restore the
5852 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
5853 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
5854 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
5855 of build2 + fold.
5857 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5859 PR ada/67205
5860 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
5862 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5864 PR debug/71669
5865 * dwarf2out.c (add_data_member_location_attribute): For constant
5866 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
5867 instead of DW_AT_data_member_location, DW_AT_bit_offset and
5868 DW_AT_byte_size attributes.
5870 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5872 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
5873 after forcing to constant memory when the code model is medium.
5875 2017-01-17 Julia Koval <julia.koval@intel.com>
5877 PR target/76731
5878 * config/i386/avx512fintrin.h
5879 (_mm512_i32gather_ps): Change __addr type to void const*.
5880 (_mm512_mask_i32gather_ps): Ditto.
5881 (_mm512_i32gather_pd): Ditto.
5882 (_mm512_mask_i32gather_pd): Ditto.
5883 (_mm512_i64gather_ps): Ditto.
5884 (_mm512_mask_i64gather_ps): Ditto.
5885 (_mm512_i64gather_pd): Ditto.
5886 (_mm512_mask_i64gather_pd): Ditto.
5887 (_mm512_i32gather_epi32): Ditto.
5888 (_mm512_mask_i32gather_epi32): Ditto.
5889 (_mm512_i32gather_epi64): Ditto.
5890 (_mm512_mask_i32gather_epi64): Ditto.
5891 (_mm512_i64gather_epi32): Ditto.
5892 (_mm512_mask_i64gather_epi32): Ditto.
5893 (_mm512_i64gather_epi64): Ditto.
5894 (_mm512_mask_i64gather_epi64): Ditto.
5895 (_mm512_i32scatter_ps): Change __addr type to void*.
5896 (_mm512_mask_i32scatter_ps): Ditto.
5897 (_mm512_i32scatter_pd): Ditto.
5898 (_mm512_mask_i32scatter_pd): Ditto.
5899 (_mm512_i64scatter_ps): Ditto.
5900 (_mm512_mask_i64scatter_ps): Ditto.
5901 (_mm512_i64scatter_pd): Ditto.
5902 (_mm512_mask_i64scatter_pd): Ditto.
5903 (_mm512_i32scatter_epi32): Ditto.
5904 (_mm512_mask_i32scatter_epi32): Ditto.
5905 (_mm512_i32scatter_epi64): Ditto.
5906 (_mm512_mask_i32scatter_epi64): Ditto.
5907 (_mm512_i64scatter_epi32): Ditto.
5908 (_mm512_mask_i64scatter_epi32): Ditto.
5909 (_mm512_i64scatter_epi64): Ditto.
5910 (_mm512_mask_i64scatter_epi64): Ditto.
5911 * config/i386/avx512pfintrin.h
5912 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
5913 (_mm512_mask_prefetch_i32gather_ps): Ditto.
5914 (_mm512_mask_prefetch_i64gather_pd): Ditto.
5915 (_mm512_mask_prefetch_i64gather_ps): Ditto.
5916 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
5917 (_mm512_prefetch_i32scatter_ps): Ditto.
5918 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
5919 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
5920 (_mm512_prefetch_i64scatter_pd): Ditto.
5921 (_mm512_prefetch_i64scatter_ps): Ditto.
5922 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
5923 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
5924 * config/i386/avx512vlintrin.h
5925 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
5926 (_mm_mmask_i32gather_ps): Ditto.
5927 (_mm256_mmask_i32gather_pd): Ditto.
5928 (_mm_mmask_i32gather_pd): Ditto.
5929 (_mm256_mmask_i64gather_ps): Ditto.
5930 (_mm_mmask_i64gather_ps): Ditto.
5931 (_mm256_mmask_i64gather_pd): Ditto.
5932 (_mm_mmask_i64gather_pd): Ditto.
5933 (_mm256_mmask_i32gather_epi32): Ditto.
5934 (_mm_mmask_i32gather_epi32): Ditto.
5935 (_mm256_mmask_i32gather_epi64): Ditto.
5936 (_mm_mmask_i32gather_epi64): Ditto.
5937 (_mm256_mmask_i64gather_epi32): Ditto.
5938 (_mm_mmask_i64gather_epi32): Ditto.
5939 (_mm256_mmask_i64gather_epi64): Ditto.
5940 (_mm_mmask_i64gather_epi64): Ditto.
5941 (_mm256_i32scatter_ps): Change __addr type to void*.
5942 (_mm256_mask_i32scatter_ps): Ditto.
5943 (_mm_i32scatter_ps): Ditto.
5944 (_mm_mask_i32scatter_ps): Ditto.
5945 (_mm256_i32scatter_pd): Ditto.
5946 (_mm256_mask_i32scatter_pd): Ditto.
5947 (_mm_i32scatter_pd): Ditto.
5948 (_mm_mask_i32scatter_pd): Ditto.
5949 (_mm256_i64scatter_ps): Ditto.
5950 (_mm256_mask_i64scatter_ps): Ditto.
5951 (_mm_i64scatter_ps): Ditto.
5952 (_mm_mask_i64scatter_ps): Ditto.
5953 (_mm256_i64scatter_pd): Ditto.
5954 (_mm256_mask_i64scatter_pd): Ditto.
5955 (_mm_i64scatter_pd): Ditto.
5956 (_mm_mask_i64scatter_pd): Ditto.
5957 (_mm256_i32scatter_epi32): Ditto.
5958 (_mm256_mask_i32scatter_epi32): Ditto.
5959 (_mm_i32scatter_epi32): Ditto.
5960 (_mm_mask_i32scatter_epi32): Ditto.
5961 (_mm256_i32scatter_epi64): Ditto.
5962 (_mm256_mask_i32scatter_epi64): Ditto.
5963 (_mm_i32scatter_epi64): Ditto.
5964 (_mm_mask_i32scatter_epi64): Ditto.
5965 (_mm256_i64scatter_epi32): Ditto.
5966 (_mm256_mask_i64scatter_epi32): Ditto.
5967 (_mm_i64scatter_epi32): Ditto.
5968 (_mm_mask_i64scatter_epi32): Ditto.
5969 (_mm256_i64scatter_epi64): Ditto.
5970 (_mm256_mask_i64scatter_epi64): Ditto.
5971 (_mm_i64scatter_epi64): Ditto.
5972 (_mm_mask_i64scatter_epi64): Ditto.
5973 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
5974 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
5975 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
5976 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
5977 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
5978 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
5979 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
5980 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
5981 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
5982 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
5983 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
5984 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
5985 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
5986 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
5987 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
5988 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
5989 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
5990 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
5991 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
5992 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
5993 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
5994 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
5995 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
5996 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
5997 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
5998 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
5999 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
6000 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
6001 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
6002 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
6003 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
6004 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
6005 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
6006 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
6007 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
6008 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
6009 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
6010 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
6011 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
6012 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
6013 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
6014 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
6015 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
6016 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
6017 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
6018 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
6019 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
6020 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
6021 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
6022 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
6023 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
6024 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
6025 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
6026 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
6027 definitions accordingly.
6029 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
6030 Kuan-Lin Chen <kuanlinchentw@gmail.com>
6032 PR target/79079
6033 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
6034 gen_lowpart.
6036 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
6038 PR target/79058
6039 * ira-conflicts.c (ira_build_conflicts): Update total conflict
6040 hard regs for inner regno.
6042 2017-01-17 Martin Liska <mliska@suse.cz>
6044 PR ipa/71207
6045 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
6046 assumption and add comment.
6048 2017-01-17 Nathan Sidwell <nathan@acm.org>
6050 * ipa-visibility.c (localize_node): New function, broken out of ...
6051 (function_and_variable_visibility): ... here. Call it.
6053 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6055 PR middle-end/77445
6056 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
6057 correctly set frequency of oudgoing edge.
6058 (duplicate_thread_path): Fix profile updating.
6060 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6062 PR other/79046
6063 * configure.ac: Add GCC_BASE_VER.
6064 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
6065 version from BASE-VER file.
6066 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
6067 (gcc.o): Depend on $(BASEVER).
6068 * common.opt (dumpfullversion): New option.
6069 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
6070 * doc/invoke.texi: Document -dumpfullversion.
6071 * doc/install.texi: Document --with-gcc-major-version-only.
6072 * configure: Regenerated.
6074 2017-01-17 Richard Biener <rguenther@suse.de>
6076 PR tree-optimization/71433
6077 * tree-vrp.c (register_new_assert_for): Merge same asserts
6078 on all incoming edges.
6079 (process_assert_insertions_for): Handle insertions at the
6080 beginning of BBs.
6082 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
6084 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
6085 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
6087 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
6089 PR target/78633
6090 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
6091 RTL sharing.
6093 2017-01-17 Alan Modra <amodra@gmail.com>
6095 PR target/79066
6096 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
6097 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
6098 symbolic stack limit when pic.
6100 2017-01-16 Martin Sebor <msebor@redhat.com>
6102 PR tree-optimization/78608
6103 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
6105 2017-01-16 Jeff Law <law@redhat.com>
6107 Revert:
6108 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
6109 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
6110 for several include directories that may be relative to sysroot.
6111 * config/i386/x-mingw32 (gplus_includedir): Define.
6112 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
6113 (native_system_includedir): Likewise.
6114 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
6115 override if TARGET_SYSTEM_ROOT is defined.
6116 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
6118 PR tree-optimization/79090
6119 PR tree-optimization/33562
6120 PR tree-optimization/61912
6121 PR tree-optimization/77485
6122 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
6123 and computed trims into the dump file.
6125 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
6129 2017-01-16 Jakub Jelinek <jakub@redhat.com>
6131 PR c/79089
6132 * gimplify.c (gimplify_init_constructor): If want_value and
6133 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
6134 fix.
6136 PR target/79080
6137 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
6138 sequence. Formatting fixes.
6139 (doloop_optimize): Formatting fixes.
6141 PR driver/49726
6142 * gcc.c (debug_level_greater_than_spec_func): New function.
6143 (static_spec_functions): Add debug-level-gt spec function.
6144 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
6145 !g0.
6146 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6147 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6148 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
6149 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
6150 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
6151 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
6153 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
6155 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
6156 QImode fixups to general and mask registers only.
6158 2017-01-16 Carl Love <cel@us.ibm.com>
6160 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
6161 for built-in functions
6162 vector signed char vec_nabs (vector signed char)
6163 vector signed short vec_nabs (vector signed short)
6164 vector signed int vec_nabs (vector signed int)
6165 vector signed long long vec_nabs (vector signed long long)
6166 vector float vec_nabs (vector float)
6167 vector double vec_nabs (vector double)
6168 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
6169 and NABS overload.
6170 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
6171 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
6172 * doc/extend.texi: Update the documentation file for the new built-in
6173 functions.
6175 2017-01-16 Martin Sebor <msebor@redhat.com>
6177 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
6178 message.
6180 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6182 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
6183 UNSPEC_VSX__XXSPLTD to require special splat handling.
6185 2017-01-16 David Malcolm <dmalcolm@redhat.com>
6187 PR bootstrap/78616
6188 * system.h: Poison strndup.
6190 2017-01-16 Alan Modra <amodra@gmail.com>
6192 PR target/79098
6193 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
6194 use a switch.
6196 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
6198 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
6200 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
6203 call recog here. Assert that INSN_CODE (insn) is non-negative.
6205 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6207 PR target/72749
6208 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
6209 fallthrough.
6210 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
6211 in the currently scheduled RTL fragment.
6213 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6215 PR rtl-optimization/78751
6216 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
6217 give up.
6219 2017-01-14 Jeff Law <law@redhat.com>
6221 PR tree-optimization/79090
6222 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
6223 variable length stores.
6224 (compute_trims): Delete dead assignment to *trim_tail.
6225 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
6226 zero length.
6228 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
6230 PR rtl-optimization/78626
6231 PR rtl-optimization/78727
6232 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
6233 of a block, and split such blocks after everything else is finished.
6235 2017-01-14 Alan Modra <amodra@gmail.com>
6237 PR target/72749
6238 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
6239 target legitimate_combined_insn.
6240 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
6241 (rs6000_legitimate_combined_insn): New function.
6242 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
6243 all uses.
6244 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
6245 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
6246 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
6248 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
6250 * doc/frontends.texi (G++ and GCC): Remove references to Java.
6252 2017-01-13 Jeff Law <law@redhat.com>
6254 PR tree-optimization/33562
6255 PR tree-optimization/61912
6256 PR tree-optimization/77485
6257 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
6258 a statement.
6259 (delete_dead_assignment): Likewise.
6260 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
6261 statement to delete_dead_call and delete_dead_assignment.
6263 2017-01-13 David Malcolm <dmalcolm@redhat.com>
6265 PR c/78304
6266 * substring-locations.c (format_warning_va): Strengthen case 1 so
6267 that both endpoints of the substring must be within the format
6268 range for just the substring to be printed.
6270 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
6272 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
6273 * config/i386/i386.c (ix86_target_string): Add missing options
6274 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
6275 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
6276 flags_other and ix86_target_other to flags2_other. Display unknown
6277 isa2 options.
6278 (ix86_valid_target_attribute_inner_p): Add missing options and
6279 reorder options by implied ISAs, as in ix86_target_string.
6281 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6283 * hash-table.h (hash_table::too_empty_p): New function.
6284 (hash_table::expand): Use it.
6285 (hash_table::traverse): Likewise.
6286 (hash_table::empty_slot): Use sizeof (value_type) instead of
6287 sizeof (PTR) to convert bytes to elements. Shrink the table
6288 if the current size is excessive for the current number of
6289 elements.
6291 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6293 * ira-costs.c (record_reg_classes): Break from the inner loop
6294 early once alt_fail is known to be true. Update outer loop
6295 handling accordingly.
6297 2017-01-13 Jeff Law <law@redhat.com>
6299 * tree-ssa-dse.c (decrement_count): New function.
6300 (increment_start_addr, maybe_trim_memstar_call): Likewise.
6301 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
6302 when we know the partially dead statement is a mem* function.
6304 PR tree-optimization/61912
6305 PR tree-optimization/77485
6306 * tree-ssa-dse.c: Include expr.h.
6307 (maybe_trim_constructor_store): New function.
6308 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
6310 PR tree-optimization/33562
6311 PR tree-optimization/61912
6312 PR tree-optimization/77485
6313 * doc/invoke.texi: Document new dse-max-object-size param.
6314 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
6315 * tree-ssa-dse.c: Include params.h.
6316 (dse_store_status): New enum.
6317 (initialize_ao_ref_for_dse): New, partially extracted from
6318 dse_optimize_stmt.
6319 (valid_ao_ref_for_dse, normalize_ref): New.
6320 (setup_live_bytes_from_ref, compute_trims): Likewise.
6321 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
6322 (maybe_trim_partially_dead_store): Likewise.
6323 (maybe_trim_complex_store): Likewise.
6324 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
6325 Track what bytes live from the original store. Return tri-state
6326 for dead, partially dead or live.
6327 (dse_dom_walker): Add constructor, destructor and new private members.
6328 (delete_dead_call, delete_dead_assignment): New extracted from
6329 dse_optimize_stmt.
6330 (dse_optimize_stmt): Make a member of dse_dom_walker.
6331 Use initialize_ao_ref_for_dse.
6333 PR tree-optimization/33562
6334 PR tree-optimization/61912
6335 PR tree-optimization/77485
6336 * sbitmap.h (bitmap_count_bits): Prototype.
6337 (bitmap_clear_range, bitmap_set_range): Likewise.
6338 * sbitmap.c (bitmap_clear_range): New function.
6339 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
6341 2017-01-13 Martin Liska <mliska@suse.cz>
6343 PR ipa/79043
6344 * function.c (set_cfun): Add new argument force.
6345 * function.h (set_cfun): Likewise.
6346 * ipa-inline-transform.c (inline_call): Use the function when
6347 strict alising from is dropped for function we inline to.
6349 2017-01-13 Richard Biener <rguenther@suse.de>
6351 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
6352 for dumping GIMPLE INTEGER_CSTs.
6354 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6356 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
6357 to 201112L since C++17.
6359 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
6361 PR sanitizer/78887
6362 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
6363 if -fsanitize=kernel-address is present.
6365 2017-01-13 Richard Biener <rguenther@suse.de>
6367 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
6368 as _Literal ( type ) number in case usual suffixes do not
6369 preserve all information.
6371 2017-01-13 Richard Biener <rguenther@suse.de>
6373 PR tree-optimization/77283
6374 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
6375 and ssa-iterators.h.
6376 (is_feasible_trace): Implement a cost model based on joiner
6377 PHI node uses.
6379 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6381 PR target/79004
6382 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
6383 char or short to __float128/_Float128 directly.
6385 2017-01-12 Martin Sebor <msebor@redhat.com>
6387 to -Wformat-overflow.
6388 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
6389 (min_bytes_remaining): Same.
6390 (get_string_length): Same.
6391 (format_string): Same.
6392 (format_directive): Same.
6393 (add_bytes): Same.
6394 (pass_sprintf_length::handle_gimple_call): Same.
6396 2017-01-12 Jakub Jelinek <jakub@redhat.com>
6398 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
6399 info.nowrite calls with no lhs that can't throw. Return bool
6400 whether gsi_remove has been called or not.
6401 (pass_sprintf_length::handle_gimple_call): Return bool whether
6402 try_substitute_return_value called gsi_remove. Formatting fix.
6403 (pass_sprintf_length::execute): Don't use gsi_remove if
6404 handle_gimple_call returned true.
6406 PR bootstrap/79069
6407 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
6408 be removed due to side-effects, don't remove following barrier nor
6409 turn the successor edge into fallthru edge.
6411 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6413 PR target/79044
6414 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
6415 element-reversing loads and stores as not swappable.
6417 2017-01-12 Nathan Sidwell <nathan@acm.org>
6418 Nicolai Stange <nicstange@gmail.com>
6420 * combine.c (try_combine): Don't ignore result of overlap checking
6421 loop. Combine overlap & asm check into single loop.
6423 2017-01-12 Richard Biener <rguenther@suse.de>
6425 * tree-pretty-print.c (dump_generic_node): Provide -gimple
6426 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
6428 2017-01-12 Richard Biener <rguenther@suse.de>
6430 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
6431 and TS_TARGET_OPTION directly derive from TS_BASE.
6432 * tree-core.h (tree_optimization_option): Derive from tree_base.
6433 (tree_target_option): Likewise.
6435 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
6437 * config/i386/i386.c (memory_address_length): Increase len
6438 only when rip_relative_addr_p returns false.
6440 2017-01-11 Julia Koval <julia.koval@intel.com>
6442 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
6443 (OPTION_MASK_ISA_SGX_SET): New.
6444 (ix86_handle_option): Handle OPT_msgx.
6445 * config.gcc: Added sgxintrin.h.
6446 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
6447 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
6448 * config/i386/i386.c (ix86_target_string): Add -msgx.
6449 (PTA_SGX): New.
6450 (ix86_option_override_internal): Handle new options.
6451 (ix86_valid_target_attribute_inner_p): Add sgx.
6452 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
6453 * config/i386/i386.opt: Add msgx.
6454 * config/i386/sgxintrin.h: New file.
6455 * config/i386/x86intrin.h: Add sgxintrin.h.
6457 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6459 PR c++/71537
6460 * fold-const.c (maybe_nonzero_address): Return 1 for function
6461 local objects.
6462 (tree_single_nonzero_warnv_p): Don't handle function local objects
6463 here.
6465 PR c++/72813
6466 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
6467 of c-header.
6469 2017-01-11 David Malcolm <dmalcolm@redhat.com>
6471 PR driver/78877
6472 * opts.c: Include "spellcheck.h"
6473 (struct string_fragment): New struct.
6474 (struct edit_distance_traits<const string_fragment &>): New
6475 struct.
6476 (get_closest_sanitizer_option): New function.
6477 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
6479 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6481 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
6482 by 12.
6483 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
6484 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
6485 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
6486 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
6487 for initial die_offset if dwarf_split_debug_info.
6488 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
6489 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
6490 fields.
6491 (output_skeleton_debug_sections): Formatting fix. Use
6492 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
6493 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
6495 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
6497 * config/arm/cortex-a53.md: Add bypasses for
6498 cortex_a53_r2f_cvt.
6499 (cortex_a53_r2f): Only use for transfers.
6500 (cortex_a53_f2r): Likewise.
6501 (cortex_a53_r2f_cvt): Add reservation for conversions.
6502 (cortex_a53_f2r_cvt): Likewise.
6504 2017-01-11 Tamar Christina <tamar.christina@arm.com>
6506 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
6507 to all inlined functions, change static to extern.
6509 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
6511 PR target/78253
6512 * config/arm/arm.c (legitimize_pic_address): Handle reference to
6513 weak symbol.
6514 (arm_assemble_integer): Likewise.
6516 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
6518 * config.gcc: Use new awk script to check CPU, FPU and architecture
6519 parameters for --with-... options.
6520 * config/arm/parsecpu.awk: New file
6521 * config/arm/arm-cpus.in: New file.
6522 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
6523 files.
6524 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
6525 files.
6526 * config/arm/t-arm: Update dependency rules.
6527 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
6528 of processing .def files.
6529 * config/arm/genopt.sh: Deleted.
6530 * config/arm/gentune.sh: Deleted.
6531 * config/arm/arm-cores.def: Deleted.
6532 * config/arm/arm-arches.def: Deleted.
6533 * config/arm/arm-fpus.def: Deleted.
6534 * config/arm/arm-tune.md: Regenerated.
6535 * config/arm/arm-tables.opt: Regenerated.
6536 * config/arm/arm-cpu.h: New generated file.
6537 * config/arm/arm-cpu-data.h: New generated file.
6538 * config/arm/arm-cpu-cdata.h: New generated file.
6540 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
6542 PR lto/79042
6543 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
6544 bit.
6545 (input_varpool_node): Unpack dynamically_initialized bit.
6547 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
6549 PR rtl-optimization/79032
6550 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
6551 the alignment of the adjusted memory reference against that of MODE,
6552 instead of the alignment of the original memory reference.
6554 2017-01-11 Martin Jambor <mjambor@suse.cz>
6556 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
6557 test.
6558 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
6559 decorated functions.
6561 2017-01-11 Richard Biener <rguenther@suse.de>
6563 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
6564 set range/nonnull info for PHI results. Do not set it on
6565 stmts marked for removal.
6567 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
6569 * expr.c (store_field): In the bitfield case, fetch the return value
6570 from the registers before applying a single big-endian adjustment.
6571 Always do a final load for a BLKmode value not larger than a word.
6573 2017-01-10 David Malcolm <dmalcolm@redhat.com>
6575 PR c++/77949
6576 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6577 that we correctly handle column numbers greater than
6578 LINE_MAP_MAX_COLUMN_NUMBER.
6580 2017-01-10 Martin Sebor <msebor@redhat.com>
6582 PR middle-end/78245
6583 * gimple-ssa-sprintf.c (get_destination_size): Call
6584 {init,fini}object_sizes.
6585 * tree-object-size.c (addr_object_size): Adjust.
6586 (pass_through_call): Adjust.
6587 (pass_object_sizes::execute): Adjust.
6588 * tree-object-size.h (fini_object_sizes): Declare.
6590 2017-01-10 Martin Sebor <msebor@redhat.com>
6592 PR tree-optimization/78775
6593 * builtins.c (get_size_range): Move...
6594 * calls.c: ...to here.
6595 (alloc_max_size): Accept zero argument.
6596 (operand_signed_p): Remove.
6597 (maybe_warn_alloc_args_overflow): Call get_size_range.
6598 * calls.h (get_size_range): Declare.
6600 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
6602 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
6603 from TI's devices.csv file as of September 2016.
6604 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
6606 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
6608 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
6609 * doc/invoke.texi: Likewise.
6610 * doc/md.texi: Likewise.
6611 * doc/objc.texi: Likewise.
6613 2017-01-10 Joshua Conner <joshconner@google.com>
6615 * config/arm/fuchsia-elf.h: New file.
6616 * config/fuchsia.h: New file.
6617 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
6618 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
6619 targets.
6620 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
6622 2016-01-10 Richard Biener <rguenther@suse.de>
6624 PR tree-optimization/79034
6625 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6626 Propagate out degenerate PHIs in the joiner.
6628 2017-01-10 Martin Liska <mliska@suse.cz>
6630 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
6631 (sort_congruence_classes_by_decl_uid): Likewise.
6632 (sort_congruence_class_groups_by_decl_uid): Likewise.
6633 (sem_item_optimizer::merge_classes): Sort class, groups in these
6634 classes and members in the groups by DECL_UID of declarations.
6635 This would make merge operations stable.
6637 2017-01-10 Martin Liska <mliska@suse.cz>
6639 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
6640 usage of m_classes_vec.
6641 (sem_item_optimizer::~sem_item_optimizer): Likewise.
6642 (sem_item_optimizer::get_group_by_hash): Likewise.
6643 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
6644 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
6645 (sem_item_optimizer::verify_classes): Likewise.
6646 (sem_item_optimizer::process_cong_reduction): Likewise.
6647 (sem_item_optimizer::dump_cong_classes): Likewise.
6648 (sem_item_optimizer::merge_classes): Likewise.
6649 * ipa-icf.h (congruence_class_hash): Rename from
6650 congruence_class_group_hash. Remove declaration of m_classes_vec.
6652 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
6654 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
6655 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
6656 * config.gcc: Add avx512vpopcntdqintrin.h.
6657 * config/i386/avx512vpopcntdqintrin.h: New.
6658 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
6659 * config/i386/i386-builtin-types.def: Add new types.
6660 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
6661 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
6662 __builtin_ia32_vpopcountq_v8di_mask): New.
6663 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6664 __AVX512VPOPCNTDQ__.
6665 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
6666 (PTA_AVX512VPOPCNTDQ): Define.
6667 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
6668 TARGET_AVX512VPOPCNTDQ_P): Define.
6669 * config/i386/i386.opt: Add mavx512vpopcntdq.
6670 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
6671 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
6673 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6675 PR middle-end/77484
6676 * predict.def (PRED_CALL): Set to 67.
6678 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
6680 * expr.c (store_field): In the bitfield case, if the value comes from
6681 a function call and is of an aggregate type returned in registers, do
6682 not modify the field mode; extract the value in all cases if the mode
6683 is BLKmode and the size is not larger than a word.
6685 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
6687 PR target/71017
6688 * config/i386/cpuid.h: Fix undefined behavior.
6690 2017-01-04 Jeff Law <law@redhat.com>
6692 PR tree-optimization/79007
6693 PR tree-optimization/67955
6694 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
6695 conservative for pt.null when flag_non_call_exceptions is on.
6697 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6699 PR translation/79019
6700 PR translation/79020
6701 * params.def (PARAM_INLINE_MIN_SPEEDUP,
6702 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
6703 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
6704 in descriptions.
6705 * config/avr/avr.opt (maccumulate-args): Likewise.
6706 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
6707 * common.opt (freport-bug): Likewise.
6708 * cif-code.def (CIF_FINAL_ERROR): Likewise.
6709 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
6710 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
6711 translatable string.
6712 * config/i386/i386.c (function_value_32): Likewise.
6713 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
6714 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
6715 Likewise.
6716 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
6717 * common/config/msp430/msp430-common.c (msp430_handle_option):
6718 Likewise.
6719 * symtab.c (symtab_node::verify_base): Likewise.
6720 * opts.c (set_debug_level): Likewise.
6721 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
6722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6723 missing whitespace to translatable strings.
6724 * config/avr/avr.md (bswapsi2): Fix typo in comment.
6725 * config/sh/superh.h: Likewise.
6726 * config/i386/xopintrin.h: Likewise.
6727 * config/i386/znver1.md: Likewise.
6728 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
6729 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
6730 * double-int.h (struct double_int): Likewise.
6731 * double-int.c (div_and_round_double): Likewise.
6732 * wide-int.cc: Likewise.
6733 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
6734 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
6735 * cfgcleanup.c (crossjumps_occured): Renamed to ...
6736 (crossjumps_occurred): ... this.
6737 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
6738 Adjust all uses.
6740 PR tree-optimization/78899
6741 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
6742 returning bool return struct loop *, NULL for failure and the new
6743 loop on success.
6744 (versionable_outer_loop_p): Don't version outer loop if it has
6745 dont_vectorized bit set.
6746 (tree_if_conversion): When versioning outer loop, ensure
6747 tree_if_conversion is performed also on the inner loop of the
6748 non-vectorizable outer loop copy.
6749 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
6750 LOOP_VECTORIZED in inner loop of the scalar outer loop and
6751 prevent vectorization of it.
6752 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
6753 the outer loop vectorization of the non-scalar version is attempted
6754 before vectorization of the inner loop in scalar version. If
6755 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
6756 vectorization of its inner loop.
6757 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
6758 has 2 inner loops, rename also on edges from bb whose single pred
6759 is outer_loop->header. Fix typo in function comment.
6761 2017-01-09 Martin Sebor <msebor@redhat.com>
6763 PR bootstrap/79033
6764 * asan.c (asan_emit_stack_protection): Increase local buffer size
6765 to avoid snprintf truncation warning.
6767 2017-01-09 Andrew Pinski <apinski@cavium.com>
6769 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
6770 to reference thunderx2t99 for the tuning structure
6771 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
6772 Rename to ...
6773 (thunderx2t99_extra_costs): This.
6774 * config/aarch64/aarch64-tune.md: Regenerate.
6775 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
6776 (vulcan_addrcost_table): This.
6777 (vulcan_regmove_cost): Rename to ...
6778 (thunderx2t99_regmove_cost): This.
6779 (vulcan_vector_cost): Rename to ...
6780 (thunderx2t99_vector_cost): this.
6781 (vulcan_branch_cost): Rename to ...
6782 (thunderx2t99_branch_cost): This.
6783 (vulcan_tunings): Rename to ...
6784 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
6785 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
6787 2017-01-09 Martin Jambor <mjambor@suse.cz>
6789 PR ipa/78365
6790 PR ipa/78599
6791 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
6792 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
6793 (propagate_vr_accross_jump_function): Use the above function for all
6794 value range computations for pass-through jump functions and type
6795 converasion from explicit value range values.
6796 (ipcp_propagate_stage): Do not attempt to deduce types of formal
6797 parameters from TYPE_ARG_TYPES.
6798 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
6799 (ipa_write_node_info): Stream type of the actual argument.
6800 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
6802 2017-01-09 Martin Liska <mliska@suse.cz>
6804 PR pch/78970
6805 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
6806 (lookup_compiler): Do not show error message with have_E.
6808 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6810 PR tree-optimization/78938
6811 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
6812 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
6813 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
6814 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
6815 fixes.
6817 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6819 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
6820 is const0_rtx.
6822 2017-01-09 Richard Biener <rguenther@suse.de>
6824 PR tree-optimization/78997
6825 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
6826 name condition properly.
6828 2017-01-09 Richard Biener <rguenther@suse.de>
6830 PR debug/79000
6831 * dwarf2out.c (is_cxx): New overload with context.
6832 (is_naming_typedef_decl): Use it.
6834 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6836 * invoke.texi (Option Summary): Correct spacing in option lists
6837 and add line breaks to fix over-long lines.
6839 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6841 PR middle-end/17660
6843 * extend.texi (Common Variable Attributes): Add xref to GCC
6844 Internals manual to explain mode attribute keywords.
6846 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6848 PR other/16519
6849 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
6850 and Preprocessor Options.
6851 (Options for Linking): Document -pthread here....
6852 (RS/6000 and PowerPC Options): ...not here.
6853 (Solaris 2 Options): ...or here.
6854 * doc/cppopts.texi: Document -pthread.
6856 2017-01-08 Martin Sebor <msebor@redhat.com>
6858 PR middle-end/77708
6859 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
6860 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
6861 New member functions.
6862 (format_directive): Used them.
6863 (add_bytes): Same.
6864 (pass_sprintf_length::handle_gimple_call): Same.
6865 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
6866 to avoid truncation for any argument.
6867 (extract_affine_mul): Same.
6868 * tree.c (get_file_function_name): Same.
6870 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6872 PR middle-end/77484
6873 * predict.def (PRED_INDIR_CALL): Set to 86.
6875 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6877 PR preprocessor/54124
6878 * doc/cppopts.texi: Reformat -d subtable to list the full name
6879 of the options. Add cross-reference to the docs for the general
6880 compiler -d options.
6881 * doc/invoke.texi (Developer Options): Add cross-reference to the
6882 preprocessor-specific -d option documentation.
6884 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6886 PR preprocessor/13498
6887 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
6888 redudant material, and reflect new command-line options.
6889 (System Headers): Likewise.
6891 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6893 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
6894 -isystem, and -idirafter. Copy-edit.
6895 * doc/cppopts.texi: Copy-edit. Remove contradiction about
6896 default for -ftrack-macro-expansion. Delete obsolete and
6897 badly-formatted implementation details about -fdebug-cpp output.
6898 * doc/cppwarnopts.texi: Copy-edit.
6900 2017-01-07 David Malcolm <dmalcolm@redhat.com>
6902 PR c++/72803
6903 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6904 that the transition from a max line width >= 1<<10 to narrower
6905 lines works correctly.
6907 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
6909 * doc/options.texi (PerFunction): New.
6910 * opt-functions.awk (switch_flags): Map both Optimization and
6911 PerFunction to CL_OPTIMIZATION.
6912 * opth-gen.awk: Test for PerFunction flag along with
6913 Optimization.
6914 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
6915 it only when the latter is present. Skip those that don't in
6916 the hash function generator.
6917 * common.opt (fvar-tracking): Mark as PerFunction instead of
6918 Optimization.
6919 (fvar-tracking-assignments): Likewise.
6920 (fvar-tracking-assignments-toggle): Likewise.
6921 (fvar-tracking-uninit): Likewise.
6923 2017-01-07 Jakub Jelinek <jakub@redhat.com>
6925 PR translation/79018
6926 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
6927 the and store.
6929 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
6931 PR target/57583
6932 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
6933 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
6934 TARGET_LONG_JUMP_TABLE_OFFSETS.
6935 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6936 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6937 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
6938 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
6939 * config/m68k/m68k.md (tablejump expander): Likewise.
6940 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
6941 TARGET_LONG_JUMP_TABLE_OFFSETS.
6942 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
6943 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
6945 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
6946 David Holsgrove <david.holsgrove@xilinx.com>
6948 * common/config/microblaze/microblaze-common.c
6949 (TARGET_EXCEPT_UNWIND_INFO): Remove.
6950 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
6951 New prototype.
6952 * config/microblaze/microblaze.c (microblaze_must_save_register)
6953 (microblaze_expand_epilogue, microblaze_return_addr): Handle
6954 calls_eh_return.
6955 (microblaze_eh_return): New function.
6956 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
6957 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
6958 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
6959 * config/microblaze/microblaze.md (eh_return): New pattern.
6961 2017-01-06 Jakub Jelinek <jakub@redhat.com>
6963 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
6964 GCC_DIAGNOSTIC_STRINGIFY): Define.
6966 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
6968 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6970 * config/arm/arm.md (<mcrr>): New.
6971 (<mrrc>): New.
6972 * config/arm/arm.c (arm_arch5te): New.
6973 (arm_option_override): Set arm_arch5te.
6974 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
6975 and mrrc2.
6976 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
6977 (arm_mcrr_qualifiers): ... this. New.
6978 (MRRC_QUALIFIERS): Define to...
6979 (arm_mrrc_qualifiers): ... this. New.
6980 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
6981 __arm_mrrc2): New.
6982 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
6983 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
6984 (MRRCI, mrrc, MRRC): New.
6985 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
6986 VUNSPEC_MRRC2): New.
6988 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6990 * config/arm/arm.md (<mcr>): New.
6991 (<mrc>): New.
6992 * config/arm/arm.c (arm_coproc_builtin_available): Add
6993 support for mcr, mrc, mcr2 and mrc2.
6994 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
6995 (arm_mcr_qualifiers): ... this. New.
6996 (MRC_QUALIFIERS): Define to ...
6997 (arm_mrc_qualifiers): ... this. New.
6998 (MCR_QUALIFIERS): Define to ...
6999 (arm_mcr_qualifiers): ... this. New.
7000 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
7001 __arm_mrc2): New.
7002 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
7003 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
7004 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
7005 VUNSPEC_MRC2): New.
7007 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7009 * config/arm/arm.md (*ldc): New.
7010 (*stc): New.
7011 (<ldc>): New.
7012 (<stc>): New.
7013 * config/arm/arm.c (arm_coproc_builtin_available): Add
7014 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
7015 (arm_coproc_ldc_stc_legitimate_address): New.
7016 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
7017 'qualifier_const_pointer'.
7018 (LDC_QUALIFIERS): Define to...
7019 (arm_ldc_qualifiers): ... this. New.
7020 (STC_QUALIFIERS): Define to...
7021 (arm_stc_qualifiers): ... this. New.
7022 * config/arm/arm-protos.h
7023 (arm_coproc_ldc_stc_legitimate_address): New.
7024 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
7025 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
7026 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
7027 stc2, stcl, stc2l): New.
7028 * config/arm/constraints.md (Uz): New.
7029 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
7030 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
7031 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
7032 VUNSPEC_STC2L): New.
7034 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7036 * config/arm/arm.md (<cdp>): New.
7037 * config/arm/arm.c (neon_const_bounds): Rename this ...
7038 (arm_const_bounds): ... this.
7039 (arm_coproc_builtin_available): New.
7040 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
7041 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
7042 (CDP_QUALIFIERS): Define to...
7043 (arm_cdp_qualifiers): ... this. New.
7044 (void_UP): Define.
7045 (arm_expand_builtin_args): Add case for 6 arguments.
7046 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
7047 (arm_const_bounds): ... this.
7048 (arm_coproc_builtin_available): New.
7049 * config/arm/arm_acle.h (__arm_cdp): New.
7050 (__arm_cdp2): New.
7051 * config/arm/arm_acle_builtins.def (cdp): New.
7052 (cdp2): New.
7053 * config/arm/iterators.md (CDPI,CDP,cdp): New.
7054 * config/arm/neon.md: Rename all 'neon_const_bounds' to
7055 'arm_const_bounds'.
7056 * config/arm/types.md (coproc): New.
7057 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
7058 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
7059 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
7060 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
7062 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7064 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
7065 (UBINOP_QUALIFIERS): New.
7066 (si_UP): Define.
7067 (acle_builtin_data): New. Change comment.
7068 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
7069 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
7070 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
7071 arm_acle_builtins.def.
7072 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
7073 (arm_init_acle_builtins): New.
7074 (CRC32_BUILTIN): Remove.
7075 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
7076 crc32cb, crc32ch and crc32cw.
7077 (arm_init_crc32_builtins): Remove.
7078 (arm_init_builtins): Use arm_init_acle_builtins rather
7079 than arm_init_crc32_builtins.
7080 (arm_expand_acle_builtin): New.
7081 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
7082 * config/arm/arm_acle_builtins.def: New.
7084 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7086 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
7087 (arm_builtin_datum): ... this.
7088 (arm_init_neon_builtin): Rename to ...
7089 (arm_init_builtin): ... this. Add a new parameters PREFIX
7090 and USE_SIG_IN_NAME.
7091 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
7092 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
7093 'arm_builtin_datum'.
7094 (arm_init_vfp_builtins): Likewise.
7095 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
7096 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
7097 (arm_expand_neon_args): Rename to ...
7098 (arm_expand_builtin_args): ... this. Rename builtin_arg
7099 enum values and differentiate between ARG_BUILTIN_MEMORY
7100 and ARG_BUILTIN_NEON_MEMORY.
7101 (arm_expand_neon_builtin_1): Rename to ...
7102 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
7103 values, arm_expand_builtin_args and add bool parameter NEON.
7104 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
7105 (arm_expand_vfp_builtin): Likewise.
7106 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
7108 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7110 PR middle-end/77484
7111 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
7112 * predict.c (tree_estimate_probability_bb): Reverse direction of
7113 polymorphic call predictor.
7115 2017-01-06 David Malcolm <dmalcolm@redhat.com>
7117 * passes.c (execute_one_pass): Split out pass-skipping logic into...
7118 (determine_pass_name_match): ...this new function and...
7119 (should_skip_pass_p): ...this new function.
7121 2017-01-06 Nathan Sidwell <nathan@acm.org>
7123 * ipa-visibility.c (function_and_variable_visibility): Reformat
7124 comments and long lines. Remove extrneous if.
7125 * symtab.c (symtab_node::make_decl_local): Fix code format.
7126 (symtab_node::set_section_for_node): Fix comment typo.
7128 2017-01-06 Martin Liska <mliska@suse.cz>
7130 PR bootstrap/79003
7131 * lra-constraints.c: Rename invariant to lra_invariant.
7132 * predict.c (set_even_probabilities): Initialize e to NULL.
7134 2017-01-05 Martin Sebor <msebor@redhat.com>
7136 PR tree-optimization/78910
7137 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
7138 (format_integer): Correct off-by-one error in the handling
7139 of precision with negative numbers in signed conversions..
7141 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
7143 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
7145 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7147 PR tree-optimization/71016
7148 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
7149 factor_out_conditional_conversion. Formatting fix.
7150 (factor_out_conditional_conversion): Add cond_stmt argument.
7151 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
7152 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
7153 Formatting fix.
7155 2017-01-05 David Malcolm <dmalcolm@redhat.com>
7157 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
7158 read-rtl-function.o, and selftest-rtl.o.
7159 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
7160 (selftest::aarch64_test_loading_full_dump): New function.
7161 (selftest::aarch64_run_selftests): New function.
7162 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
7163 selftest::aarch64_run_selftests.
7164 * config/i386/i386.c
7165 (selftest::ix86_test_loading_dump_fragment_1): New function.
7166 (selftest::ix86_test_loading_call_insn): New function.
7167 (selftest::ix86_test_loading_full_dump): New function.
7168 (selftest::ix86_test_loading_unspec): New function.
7169 (selftest::ix86_run_selftests): Call the new functions.
7170 * emit-rtl.c (maybe_set_max_label_num): New function.
7171 * emit-rtl.h (maybe_set_max_label_num): New decl.
7172 * function.c (instantiate_decls): Guard call to
7173 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
7174 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
7175 "static".
7176 * gensupport.c (gen_reader::gen_reader): Pass "false"
7177 for new "compact" param of rtx_reader.
7178 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
7179 rather than an empty string for NULL strings.
7180 * read-md.c: Potentially include config.h rather than bconfig.h.
7181 Wrap include of errors.h with #ifdef GENERATOR_FILE.
7182 (have_error): New global, copied from errors.c.
7183 (md_reader::read_name): Rename to...
7184 (md_reader::read_name_1): ...this, adding "out_loc" param,
7185 and converting "missing name or number" to returning false, rather
7186 than failing.
7187 (md_reader::read_name): Reimplement in terms of read_name_1.
7188 (md_reader::read_name_or_nil): New function.
7189 (md_reader::read_string): Handle "(nil)" by returning NULL.
7190 (md_reader::md_reader): Add new param "compact".
7191 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
7192 (md_reader::read_file): New method.
7193 * read-md.h (md_reader::md_reader): Add new param "compact".
7194 (md_reader::read_file): New method.
7195 (md_reader::is_compact): New accessor.
7196 (md_reader::read_name): Convert return type from void to file_location.
7197 (md_reader::read_name_or_nil): New decl.
7198 (md_reader::read_name_1): New decl.
7199 (md_reader::m_compact): New field.
7200 (noop_reader::noop_reader): Pass "false" for new "compact" param
7201 of rtx_reader.
7202 (rtx_reader::rtx_reader): Add new "compact" param.
7203 (rtx_reader::read_rtx_operand): Make virtual and convert return
7204 type from void to rtx.
7205 (rtx_reader::read_until): New decl.
7206 (rtx_reader::handle_any_trailing_information): New virtual function.
7207 (rtx_reader::postprocess): New virtual function.
7208 (rtx_reader::finalize_string): New virtual function.
7209 (rtx_reader::m_in_call_function_usage): New field.
7210 (rtx_reader::m_reuse_rtx_by_id): New field.
7211 * read-rtl-function.c: New file.
7212 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
7213 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
7214 (selftest::verify_three_block_rtl_cfg): New decl.
7215 * read-rtl-function.h: New file.
7216 * read-rtl.c: Potentially include config.h rather than bconfig.h.
7217 For host, include function.h, memmodel.h, and emit-rtl.h.
7218 (one_time_initialization): New function.
7219 (struct compact_insn_name): New struct.
7220 (compact_insn_names): New array.
7221 (find_code): Handle insn codes in compact dumps.
7222 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
7223 (bind_subst_iter_and_attr): Likewise.
7224 (add_condition_to_string): Likewise.
7225 (add_condition_to_rtx): Likewise.
7226 (apply_attribute_uses): Likewise.
7227 (add_current_iterators): Likewise.
7228 (apply_iterators): Likewise.
7229 (initialize_iterators): Guard usage of apply_subst_iterator with
7230 #ifdef GENERATOR_FILE.
7231 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
7232 (md_reader::read_mapping): Likewise.
7233 (add_define_attr_for_define_subst): Likewise.
7234 (add_define_subst_attr): Likewise.
7235 (read_subst_mapping): Likewise.
7236 (check_code_iterator): Likewise.
7237 (rtx_reader::read_rtx): Likewise. Move one-time initialization
7238 logic to...
7239 (one_time_initialization): New function.
7240 (rtx_reader::read_until): New method.
7241 (read_flags): New function.
7242 (parse_reg_note_name): New function.
7243 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
7244 Handle reuse_rtx ids.
7245 Wrap iterator lookup within #ifdef GENERATOR_FILE.
7246 Add parsing support for RTL dumps, mirroring the special-cases in
7247 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
7248 values, and calling handle_any_trailing_information.
7249 (rtx_reader::read_rtx_operand): Convert return type from void
7250 to rtx, returning return_rtx. Handle case 'e'. Call
7251 finalize_string on XSTR and XTMPL fields.
7252 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
7253 "(nil)" values were omitted. Call the postprocess vfunc on the
7254 return_rtx.
7255 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
7256 class ctor. Initialize m_in_call_function_usage. Call
7257 one_time_initialization.
7258 * rtl-tests.c (selftest::test_uncond_jump): Call
7259 set_new_first_and_last_insn.
7260 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
7261 * selftest-rtl.c: New file.
7262 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
7263 (selftest::get_insn_by_uid): New decl.
7264 * selftest-run-tests.c (selftest::run_tests): Call
7265 read_rtl_function_c_tests.
7266 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
7267 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
7268 dumps.
7270 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
7273 operands in a special way. Assert that pos+len <= mode precision.
7275 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7277 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
7278 3 argument Alias with unlimited for the negative form.
7279 (fno-vect-cost-model): Removed.
7281 2017-01-05 Martin Liska <mliska@suse.cz>
7283 * hsa-gen.c (gen_hsa_divmod): New function.
7284 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
7286 2017-01-05 Martin Liska <mliska@suse.cz>
7288 PR pch/78970
7289 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
7290 header.
7292 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7294 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
7295 small constant length operands.
7297 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7299 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
7300 between loop iterations.
7302 2017-01-05 Martin Liska <mliska@suse.cz>
7304 PR sanitizer/78815
7305 * gimplify.c (gimplify_decl_expr): Compare to
7306 asan_poisoned_variables instread of checking flags.
7307 (gimplify_target_expr): Likewise.
7308 (gimplify_expr): Likewise.
7309 (gimplify_function_tree): Conditionally initialize
7310 asan_poisoned_variables.
7312 2017-01-04 Jeff Law <law@redhat.com>
7314 PR tree-optimizatin/78812
7315 * rtl.h (contains_mem_rtx_p): Prototype.
7316 * ifcvt.c (containts_mem_rtx_p): Move from here to...
7317 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
7318 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
7319 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
7320 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
7322 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7324 * input.c (assert_char_at_range): Default-initialize actual_range.
7326 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7328 * df-scan.c (df_ref_create_structure): Make regno unsigned,
7329 to match the caller.
7331 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7333 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
7334 insns after final jump in test to emit dummy move.
7336 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7338 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
7339 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
7341 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7343 * multiple_target.c (create_dispatcher_calls): Init e_next.
7344 * tree-ssa-loop-split.c (split_loop): Init border.
7345 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
7346 scalar_type.
7348 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7350 PR target/71977
7351 PR target/70568
7352 PR target/78823
7353 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
7354 (altivec_register_operand): Do not return true if the operand
7355 contains a SUBREG mixing SImode and SFmode.
7356 (vsx_register_operand): Likewise.
7357 (vsx_reg_sfsubreg_ok): New predicate.
7358 (vfloat_operand): Do not return true if the operand contains a
7359 SUBREG mixing SImode and SFmode.
7360 (vint_operand): Likewise.
7361 (vlogical_operand): Likewise.
7362 (gpc_reg_operand): Likewise.
7363 (int_reg_operand): Likewise.
7364 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
7365 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
7366 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
7367 SImode and SFmode.
7368 (rs6000_emit_move_si_sf_subreg): New helper function.
7369 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
7370 fixup SUBREGs involving SImode and SFmode.
7371 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
7372 numbers for the new peephole2 optimization.
7373 (peephole2 for SFmode unions): New peephole2 to optimize cases in
7374 the GLIBC math library that do AND/IOR/XOR operations on single
7375 precision floating point.
7376 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
7377 target macros to say whether we need to avoid SUBREGs mixing
7378 SImode and SFmode.
7379 (TARGET_ALLOW_SF_SUBREG): Likewise.
7380 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
7381 (UNSPEC_SI_FROM_SF): Likewise.
7382 (iorxor): Change spacing.
7383 (and_ior_xor): New iterator for AND, IOR, and XOR.
7384 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
7385 (movdi_from_sf_zero_ext): Likewise.
7386 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
7387 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
7388 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
7389 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
7390 (fms<mode>4): Likewise.
7391 (fnma<mode>4): Likewise.
7392 (fnms<mode>4): Likewise.
7393 (nfma<mode>4): Likewise.
7394 (nfms<mode>4): Likewise.
7396 2017-01-04 Marek Polacek <polacek@redhat.com>
7398 PR c++/64767
7399 * doc/invoke.texi: Document -Wpointer-compare.
7401 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7403 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
7404 RejectNegative.
7406 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
7407 descriptions for -gdwarf-5 and emit them as uleb128 instead of
7408 2-byte data.
7410 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
7412 PR target/78056
7413 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
7414 documentation of the powerpc_popcntb_ok attribute.
7415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7416 code to issue warning messages if a requested CPU configuration is
7417 not supported by the binary (assembler and loader) toolchain.
7418 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
7419 made to define a built-in function that has been disabled.
7420 (paired_init_builtins): Add assertion to prevent ICE if attempt is
7421 made to define a built-in function that has been disabled.
7422 (altivec_init_builtins): Add comment explaining why definition
7423 of the DST built-in functions is not preceded by an assertion
7424 check. Add assertions to prevent ICE if attempts are made to
7425 define an altivec predicate or an abs* built-in function that has
7426 been disabled.
7427 (htm_init_builtins): Add comment explaining why definition of the
7428 htm built-in functions is not preceded by an assertion check.
7430 2017-01-04 Jeff Law <law@redhat.com>
7432 PR tree-optimizatin/67955
7433 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
7434 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
7435 the points-to solution does not include pt_null. Use DECL_PT_UID
7436 unconditionally.
7438 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
7440 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
7441 Use gen_int_mode instead of gen_lopwart for const_int operands.
7443 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7445 PR tree-optimization/71563
7446 * match.pd: Simplify X << Y into X if Y is known to be 0 or
7447 out of range value - has low bits known to be zero.
7449 2017-01-04 Alan Modra <amodra@gmail.com>
7451 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
7452 * configure: Regenerate.
7453 * config.in: Regenerate.
7455 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7457 PR bootstrap/77569
7458 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
7459 a substring of the message, but strcmp with the whole message. Ifdef
7460 ENABLE_NLS, translate the message first using dgettext.
7462 2017-01-03 Jeff Law <law@redhat.com>
7464 PR tree-optimizatin/78856
7465 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
7466 (mark_threaded_blocks): Remove code to truncate thread paths that
7467 cross multiple loop headers. Instead invalidate the cached loop
7468 iteration information and handle case of a thread path walking
7469 into an irreducible region.
7471 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7473 PR target/78900
7474 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
7475 assertions. Add support for doing the signbit if the IEEE 128-bit
7476 floating point value is in a GPR.
7477 * config/rs6000/rs6000.md (Fsignbit): Delete.
7478 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
7479 Update the length attribute if the value is in a GPR.
7480 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
7481 the sign or zero extension instruction, since the value is always 0/1.
7482 (signbit<mode>2_dm2): Delete using <Fsignbit>.
7484 PR target/78953
7485 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
7486 extracting SImode to a GPR register so that we can generate a
7487 store, limit the vector to be in a traditional Altivec register
7488 for the vextuwrx instruction.
7490 2017-01-03 Ian Lance Taylor <iant@google.com>
7492 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
7494 2017-01-03 Martin Sebor <msebor@redhat.com>
7496 PR tree-optimization/78696
7497 * gimple-ssa-sprintf.c (format_floating): Correct handling of
7498 precision. Use MPFR for %f for greater fidelity. Correct handling
7499 of %g.
7500 (pass_sprintf_length::compute_format_length): Set width and precision
7501 specified by asrerisk to void_node for vararg functions.
7502 (try_substitute_return_value): Adjust dump output.
7504 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
7506 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
7508 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
7510 * doc/invoke.texi (SPARC options): Document -mlra as the default.
7511 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
7512 -mlra/-mno-lra was passed to the compiler.
7514 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
7516 PR rtl-optimization/65618
7517 * emit-rtl.c (try_split): Move initialization of "before" and
7518 "after" to just before the call to emit_insn_after_setloc.
7520 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7522 * doc/md.texi (Standard Names): Remove reference to Java frontend.
7524 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
7526 * dwarf2out.c (gen_enumeration_type_die): When
7527 -gno-strict-dwarf, add a DW_AT_encoding attribute.
7529 2017-01-03 Jakub Jelinek <jakub@redhat.com>
7531 PR tree-optimization/78965
7532 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7533 Change first argument from const call_info & to call_info &. For %n
7534 set info.nowrite to false.
7536 PR middle-end/78901
7537 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
7538 possibly throwing calls.
7540 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
7541 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
7542 and fns handling, rather than in a separate case SSA_NAME.
7544 2017-01-02 Jeff Law <law@redhat.com>
7546 * config/darwin-driver.c (darwin_driver_init): Const-correctness
7547 fixes for first_period and second_period variables.
7549 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
7551 PR target/78967
7552 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
7553 (*insvqi_1): New insn pattern.
7554 (*insvqi_1_mem_rex64): Ditto.
7555 (*insvqi_2): Ditto.
7556 (*insvqi_3): Rename from *insvqi.
7558 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
7560 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7562 * doc/cfg.texi (Edges): Remove reference to Java.
7563 (Maintaining the CFG): Ditto.
7565 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7567 PR middle-end/77674
7568 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
7569 transparent aliases.
7571 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7573 PR middle-end/77484
7574 * predict.def (PRED_CALL): Update hitrate.
7575 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
7576 * predict.c (tree_estimate_probability_bb): Split CALL predictor
7577 into direct/indirect/polymorphic variants.
7579 2017-01-01 Jakub Jelinek <jakub@redhat.com>
7581 Update copyright years.
7583 * gcc.c (process_command): Update copyright notice dates.
7584 * gcov-dump.c (print_version): Ditto.
7585 * gcov.c (print_version): Ditto.
7586 * gcov-tool.c (print_version): Ditto.
7587 * gengtype.c (create_file): Ditto.
7588 * doc/cpp.texi: Bump @copying's copyright year.
7589 * doc/cppinternals.texi: Ditto.
7590 * doc/gcc.texi: Ditto.
7591 * doc/gccint.texi: Ditto.
7592 * doc/gcov.texi: Ditto.
7593 * doc/install.texi: Ditto.
7594 * doc/invoke.texi: Ditto.
7595 \f
7596 Copyright (C) 2017 Free Software Foundation, Inc.
7598 Copying and distribution of this file, with or without modification,
7599 are permitted in any medium without royalty provided the copyright
7600 notice and this notice are preserved.