1 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3 * predict.h (force_edge_cold): Declare.
4 * predict.c (force_edge_cold): New function.
5 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
7 (canonicalize_loop_induction_variables): Fix formating.
9 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12 (visium_expand_copysign): Use gen_int_mode directly.
13 (visium_compute_frame_size): Minor tweaks.
15 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17 * tree-vect-loop.c (vect_analyze_loop_2): Use
18 likely_max_stmt_executions_int.
20 2016-05-30 Tom de Vries <tom@codesourcery.com>
22 PR tree-optimization/69067
23 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
25 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
29 New peepholes to remove unneeded fild/fistp pairs.
30 (define_peephole2 atomic_loaddi_fpu): Ditto.
32 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
34 * predict.c (maybe_hot_frequency_p): Avoid division.
36 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
38 * doc/install.texi: Use https for shop.fsf.org.
40 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
42 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
43 likely_max_stmt_executions_int.
45 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
47 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
48 likely_max_stmt_executions_int.
50 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
52 * profile.c (compute_branch_probabilities): Do not report hitrates
54 (branch_prob): Report hitrates here.
55 * predict.c (gimple_predict_edge): Do not assert profile status;
56 fix formatting issues.
58 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
60 * predict.c (edge_predicted_by_p): New function.
61 (predict_paths_for_bb): Do not put multiple predictions of the same type
64 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
66 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
69 2016-05-28 Alan Modra <amodra@gmail.com>
71 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
73 2016-05-28 Alan Modra <amodra@gmail.com>
75 PR rtl-optimization/71275
76 * ira.c (ira): Free dominance info.
78 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
80 * doc/sourcebuild.texi: New address for upstream Go repository.
82 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
84 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
85 (TARGET_ARM_V7M): Likewise.
87 2016-05-26 Jeff Law <law@redhat.com>
89 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
90 (thread_across_edge): Remove calls to find_jump_threads_backwards.
91 * passes.def: Add jump threading passes before DOM/VRP.
92 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
93 argument to a basic block from an edge. Remove tests which are
95 (pass_data_thread_jumps, class pass_thread_jumps): New.
96 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
97 (make_pass_thread_jumps): Likewise.
98 * tree-pass.h (make_pass_thread_jumps): Declare.
100 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
102 * config/visium/visium-protos.h (split_double_move): Rename into...
103 (visium_split_double_move): ...this.
104 (visium_split_double_add): Declare.
105 * config/visium/visium.c (split_double_move): Rename into...
106 (visium_split_double_move): ...this.
107 (visium_split_double_add): New function.
108 (visium_expand_copysign): Renumber operands for consistency.
109 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
110 (DFmode move splitter): Likewise.
111 (*addi3_insn): Split by means of visium_split_double_add.
112 (*adddi3_insn_flags): Delete.
113 (*plus_plus_sltu<subst_arith>): New insn.
114 (*subdi3_insn): Split by means of visium_split_double_add.
115 (subdi3_insn_flags): Delete.
116 (*minus_minus_sltu<subst_arith>): New insn.
117 (*negdi2_insn): Split by means of visium_split_double_add.
118 (*negdi2_insn_flags): Delete.
120 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
122 * configure.ac: Treat a --with-headers option without argument
123 the same as the default (i.e. consult sys-include directory).
124 * configure: Regenerate.
126 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
128 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
129 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
131 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
132 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
134 2016-05-27 Jiong Wang <jiong.wang@arm.com>
137 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
138 tree-stdarg analysis results.
139 (aarch64_setup_incoming_varargs): Likewise.
141 2016-05-27 Jiong Wang <jiong.wang@arm.com>
143 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
144 va_list_gpr_counter_field and va_list_fpr_counter_field.
146 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
149 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
150 * config/aarch64/aarch64.c
151 (aarch64_cannot_change_mode_class): Remove function.
152 * config/aarch64/aarch64-protos.h
153 (aarch64_cannot_change_mode_class): Remove.
155 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
157 * cfgloop.c (record_niter_bound): Record likely upper bounds.
158 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
159 get_likely_max_loop_iterations_int): New.
160 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
161 any_likely_upper_bound.
162 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
164 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
165 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
167 (unroll_loop_constant_iterations): Likewise.
168 (unroll_loop_runtime_iterations): Likewise.
169 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
170 * lto-streamer-out.c (output_cfg): Likewise.
171 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
173 (canonicalize_loop_induction_variables): Dump likely upper bounds.
174 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
175 (likely_max_loop_iterations): New.
176 (likely_max_loop_iterations_int): New.
177 (likely_max_stmt_executions): New.
178 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
179 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
180 likely_max_stmt_executions): Declare.
182 2016-05-27 Marek Polacek <polacek@redhat.com>
185 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
187 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
189 * config/s390/s390.md (2x risbg splitters): Use
190 reg_overlap_mentioned_p instead of rtx_equal_p.
192 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
194 * combine.c (make_compound_operation): Take known zero bits into
195 account when checking for possible zero_extend.
197 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
199 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
200 Use const_int_operand for operand 2 predicate. Simplify expand code
203 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
206 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
209 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
211 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
212 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
213 that returns CC_SESWPmode and CC_ZESWPmode.
214 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
216 (aarch64_rtx_costs): Likewise.
218 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
220 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
221 for ISA 3.0 min/max support.
222 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
223 conditional move support.
224 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
225 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
227 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
228 conditional moves where the comparison type is different from move
230 (fp_minmax): New code iterator for smin/smax.
231 (minmax): New code attributes for min/max.
233 (smax<mode>3): Combine min, max insns into one insn using the
234 fp_minmax code iterator. Add support for ISA 3.0 min/max
235 instructions that don't need -ffast-math.
236 (s<minmax><mode>3): Likewise.
237 (smax<mode>3_vsx): Likewise.
238 (smin<mode>3): Likewise.
239 (s<minmax><mode>3_vsx): Likewise.
240 (smin<mode>3_vsx): Likewise.
241 (pre-VSX min/max splitters): Likewise.
242 (s<minmax><mode>3_fpr): Likewise.
243 (movsfcc): Rewrite floating point conditional moves to combine
244 SFmode/DFmode into a single insn.
245 (mov<mode>cc): Likewise.
247 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
248 SFDF2 iterators to handle all combinations.
249 (fseldfsf4): Likewise.
250 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
251 (fseldfdf4): Likewise.
252 (fselsfdf4): Likewise.
253 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
254 comparison instructions that set a 0/-1 mask, and use it for
255 floating point conditional move via XXSEL.
256 (fpmask<mode>): Likewise.
257 (xxsel<mode>): Likewise.
258 * config/rs6000/predicates.md (min_max_operator): Delete, no
260 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
261 instructions that generate a 0/-1 mask for use with XXSEL.
262 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
263 say whether floating point min/max is available, either through
264 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
265 (TARGET_MINMAX_DF): Likewise.
267 2016-05-27 Alan Modra <amodra@gmail.com>
269 PR rtl-optimization/71275
270 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
271 for update_equiv_regs and combine_and_move_insns.
273 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
276 if_then_else or cond RTXes to calculate attribute value.
277 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
278 <attr "length_immediate>: Ditto.
279 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
280 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
281 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
282 <attr "type">: Ditto.
283 <attr "prefix_data16">: Ditto.
284 <attr "prefix_extra">: Ditto.
285 <attr "length_immediate">: Ditto.
286 <attr "prefix">: Ditto.
287 (vec_set<mode>_0) <attr "isa">: Ditto.
288 <attr "prefix_extra">: Ditto.
289 <attr "length_immediate">: Ditto.
290 <attr "prefix">: Ditto.
291 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
292 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
293 (sse2_storelpd) <attr "prefix_data16">: Ditto.
294 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
295 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
296 <attr "length_immediate">: Ditto.
297 <attr "prefix">: Ditto.
298 (sse2_movsd) <attr "length_immediate">: Ditto.
299 <attr "prefix">: Ditto.
300 (vec_concatv2df) <attr "isa">: Ditto.
301 <attr "prefix">: Ditto.
302 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
303 (*vec_extractv2di_1) <attr "isa">: Ditto.
304 <attr "type">: Ditto.
305 <attr "length_immediate">: Ditto.
306 <attr "prefix_rex">: Ditto.
307 <attr "prefix_extra">: Ditto.
308 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
309 <attr "prefix_extra">: Ditto.
310 <attr "length_immediate">: Ditto.
311 (vec_concatv2di) <attr "isa">: Ditto.
312 <attr "prefix_extra">: Ditto.
313 <attr "length_immediate">: Ditto.
314 <attr "prefix">: Ditto.
316 2016-05-26 Martin Liska <mliska@suse.cz>
318 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
320 (operator+): Likewise.
321 (operator-): Likewise.
322 (comp_cost::operator+=): Likewise.
323 (comp_cost::operator-=): Likewise.
324 (comp_cost::operator/=): Likewise.
325 (comp_cost::operator*=): Likewise.
326 (operator<): Likewise.
327 (operator==): Likewise.
328 (operator<=): Likewise.
330 (infinite_cost_p): Likewise.
331 (add_costs): Likewise.
332 (sub_costs): Likewise.
333 (compare_costs): Likewise.
334 (set_group_iv_cost): Use the newly introduced functions.
335 (get_address_cost): Likewise.
336 (get_shiftadd_cost): Likewise.
337 (force_expr_to_var_cost): Likewise.
338 (split_address_cost): Likewise.
339 (ptr_difference_cost): Likewise.
340 (difference_cost): Likewise.
341 (get_computation_cost_at): Likewise.
342 (determine_group_iv_cost_generic): Likewise.
343 (determine_group_iv_cost_address): Likewise.
344 (determine_group_iv_cost_cond): Likewise.
345 (autoinc_possible_for_pair): Likewise.
346 (determine_group_iv_costs): Likewise.
347 (cheaper_cost_pair): Likewise.
348 (iv_ca_recount_cost): Likewise.
349 (iv_ca_set_no_cp): Likewise.
350 (iv_ca_set_cp): Likewise.
351 (iv_ca_cost): Likewise.
352 (iv_ca_new): Likewise.
353 (iv_ca_dump): Likewise.
354 (iv_ca_narrow): Likewise.
355 (iv_ca_prune): Likewise.
356 (iv_ca_replace): Likewise.
357 (try_add_cand_for): Likewise.
358 (try_improve_iv_set): Likewise.
359 (find_optimal_iv_set): Likewise.
361 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
363 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
364 that internal functions will clobber all caller-saved registers.
366 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
368 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
369 Return a better case_values_threshold when optimizing.
371 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
373 * config/aarch64/aarch64-simd.md (aarch64_combinez):
374 Add ? to integer variant.
375 (aarch64_combinez_be): Likewise.
377 2016-05-26 Jakub Jelinek <jakub@redhat.com>
379 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
380 instead of x constraint.
381 (vcvtps2ph256<mask_name>): Likewise.
383 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
384 alternative. Formatting fix.
387 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
389 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
390 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
391 maybe_evex prefix instead of vex.
392 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
393 EXT_REX_SSE_REG_P (op0) case in the splitter.
395 2016-05-25 Jeff Law <law@redhat.com>
397 PR tree-optimization/71272
398 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
399 Update comments. Add test for empty path.
401 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
403 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
404 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
405 special case builtin.
406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
407 code for ALTIVEC_BUILTIN_VEC_CMPNE.
408 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
409 for __builtin_vec_cmpne.
411 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
413 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
414 redundant test and bail out if the type of the new operand is not
415 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
417 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
420 (x_ix86_target_flags_explicit): Remove.
421 * config/i386/i386.c (ix86_function_specific_save): Do not copy
422 x_ix86_target_flags_explicit.
423 (ix86_function_specific_restore): Ditto.
425 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
426 H.J. Lu <hongjiu.lu@intel.com>
429 * common/config/i386/i386-common.c
430 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
431 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
432 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
433 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
434 (-mgeneral-regs-only): Add new option.
435 * config/i386/i386.c (ix86_option_override_internal): Don't enable
436 x87 instructions if only general registers are allowed.
437 (ix86_target_string): Add ix86_flags argument. Handle additional
438 flags options through ix86_flags argument. Update all callers.
439 * doc/invoke.texi: Document -mgeneral-regs-only.
441 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
443 PR rtl-optimization/66940
444 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
445 decrementing desired_val will not overflow before performing these
448 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
450 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
451 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
452 * config/i386/i386.c (enum ix86_builtins): Add
453 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
454 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
455 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
456 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
457 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
458 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
459 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
460 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
461 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
462 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
463 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
464 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
465 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
466 __builtin_ia32_cvtps2dq512_mask.
467 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
468 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
469 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
471 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
473 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
474 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
476 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
477 (avx512f_vec_pack_sfix_v8df): New define_expand.
478 (avx512f_roundpd512): Rename to ...
479 (avx512f_round<castmode>512): ... this. Change iterator.
480 (avx512f_roundps512_sfix): New define_expand.
481 (round<mode>2_sfix): Change iterator.
483 2016-05-25 Nick Clifton <nickc@redhat.com>
485 * config/msp430/msp430.c (msp430_attr): Produce an error if a
486 static interrupt handler is detected.
487 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
488 default linker script.
489 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
490 the low part of a symbolic pointer.
492 2016-05-25 Richard Biener <rguenther@suse.de>
494 PR tree-optimization/71261
495 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
496 interesting stmt instead of immediate uses when looking
497 for the use operand to replace.
499 2016-05-25 Martin Liska <mliska@suse.cz>
501 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
503 2016-05-25 Richard Biener <rguenther@suse.de>
505 PR tree-optimization/71264
506 * tree-vect-stmts.c (vect_init_vector): Properly deal with
509 2016-05-25 Martin Liska <mliska@suse.cz>
511 PR tree-optimization/71239
512 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
513 if DECL_SIZE is NULL.
515 2016-05-25 Richard Biener <rguenther@suse.de>
517 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
518 * tree-if-conv.c (pass_data_if_conversion): Use it.
520 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
522 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
523 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
524 * varpool.c (varpool_node::get_availability): Likewise.
526 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
528 * config/rs6000/altivec.md (VNEG iterator): New iterator for
529 VNEGW/VNEGD instructions.
530 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
531 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
532 support for ISA 3.0 VNEGW/VNEGD instructions.
534 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
536 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
537 pointers inside OACC_DATA regions.
538 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
539 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
540 (gimplify_adjust_omp_clauses): Fix typo in comment.
542 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
544 * config/rs6000/altivec.md (VParity): New mode iterator for vector
545 parity built-in functions.
546 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
548 (p9v_parity<mode>2): Likewise.
549 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
551 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
552 (parity<mode>2): ISA 3.0 expander for vector parity.
553 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
555 (BU_P9_64BIT_MISC_0): Likewise.
556 (BU_P9_MISC_0): Likewise.
557 (BU_P9V_AV_1): Likewise.
558 (BU_P9V_AV_2): Likewise.
559 (BU_P9V_AV_3): Likewise.
560 (BU_P9V_AV_P): Likewise.
561 (BU_P9V_VSX_1): Likewise.
562 (BU_P9V_OVERLOAD_1): Likewise.
563 (BU_P9V_OVERLOAD_2): Likewise.
564 (BU_P9V_OVERLOAD_3): Likewise.
565 (VCTZB): Add vector count trailing zeros support.
569 (VPRTYBD): Add vector parity support.
572 (VCTZ): Add overloaded vector count trailing zeros support.
573 (VPRTYB): Add overloaded vector parity support.
574 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
575 overloaded vector count trailing zeros and parity instructions.
576 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
577 vector parity support.
578 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
579 trailing zeros support.
580 (vec_cntlz): Likewise.
581 (vec_vctzb): Likewise.
582 (vec_vctzd): Likewise.
583 (vec_vctzh): Likewise.
584 (vec_vctzw): Likewise.
585 (vec_vprtyb): Add ISA 3.0 vector parity support.
586 (vec_vprtybd): Likewise.
587 (vec_vprtybw): Likewise.
588 (vec_vprtybq): Likewise.
589 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
590 the ISA 3.0 vector count trailing zeros and vector parity built-in
593 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
595 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
596 when there is stmt_to_insert.
598 2016-05-24 Martin Sebor <msebor@redhat.com>
601 * tree.h (complete_or_array_type_p): New inline function.
603 2016-05-24 Jakub Jelinek <jakub@redhat.com>
605 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
606 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
607 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
609 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
610 Limit 1st alternative to noavx isa, split 2nd alternative into one
611 noavx and one avx alternative, use *x and Bm in the former and
612 x and m in the latter.
614 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
615 of sse4 for the first alternative, drop %v from the template
616 and d operand modifier. Split second alternative into one sse4_noavx
617 and one avx alternative, use *x instead of *v in the former and v
618 instead of *v in the latter.
619 (*sse4_1_extractps): Use noavx isa instead of * for the first
620 alternative, drop %v from the template. Split second alternative into
621 one noavx and one avx alternative, use *x instead of *v in the
622 former and v instead of *v in the latter.
623 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
624 with noavx and the last one with avx.
625 (sse4_1_phminposuw): Guard first alternative with noavx isa,
626 split the second one into one noavx and one avx alternative,
627 use *x and Bm in the former and x and m in the latter one.
628 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
631 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
632 first two alternatives to noavx, use *x instead of *v in the second
633 one, add avx alternative without *.
634 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
635 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
636 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
638 2016-05-24 Jeff Law <law@redhat.com>
640 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
641 New function, extracted from...
642 (fsm_find_control_statement_thread_paths): Here. Use the new function.
643 Allow simple copies and constant initializations in the SSA chain.
645 2016-05-24 Marek Polacek <polacek@redhat.com>
648 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
651 2016-05-24 Jakub Jelinek <jakub@redhat.com>
654 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
655 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
656 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
657 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
658 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
660 2016-05-24 Richard Biener <rguenther@suse.de>
662 PR tree-optimization/71240
663 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
666 2016-05-24 Richard Biener <rguenther@suse.de>
668 PR tree-optimization/71230
669 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
671 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
673 * tree-vectorizer.h (vectorizable_comparison): Delete.
674 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
676 * tree-vect-stmts.c (vectorizable_call): Likewise.
677 (vectorizable_simd_clone_call): Likewise.
678 (vectorizable_conversion): Likewise.
679 (vectorizable_assignment): Likewise.
680 (vectorizable_shift): Likewise.
681 (vectorizable_operation): Likewise.
682 (vectorizable_load): Likewise.
683 (vectorizable_condition): Likewise.
684 (vectorizable_store): Likewise. Assert that we don't have
686 (vectorizable_comparison): Make static. Remove redundant
688 (vect_transform_stmt): Assert that we always have an slp_node
691 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
693 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
694 operands[2] against 1 with comparison against CONST1_RTX.
695 (<shift>di3_neon): Likewise.
696 * config/arm/predicates.md (const0_operand): Replace with comparison
699 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
701 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
702 operands[2] against 1 with comparison against CONST1_RTX.
705 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
710 (define_split above *compareqi_eq0): Likewise.
711 (define_split above "prologue"): Likewise.
712 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
713 * config/arm/predicates.md (shift_operator): Likewise.
714 (shift_nomul_operator): Likewise.
715 (sat_shift_operator): Likewise.
716 (thumb1_cmp_operand): Likewise.
717 (const_neon_scalar_shift_amount_operand): Replace manual range
719 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
720 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
722 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
724 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
725 with HOST_WIDE_INT_1.
727 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
728 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
729 (arm_canonicalize_comparison): Likewise.
730 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
732 (thumb1_size_rtx_costs): Likewise.
733 (vfp_const_double_index): Replace cast of 1 to unsigned
734 HOST_WIDE_INT with HOST_WIDE_INT_1U.
735 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
737 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
738 HOST_WIDE_INT with HOST_WIDE_INT_1U.
739 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
740 HOST_WIDE_INT with HOST_WIDE_INT_1.
742 2016-05-24 Marek Polacek <polacek@redhat.com>
744 * tree-cfg.h (should_remove_lhs_p): New predicate.
745 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
746 * gimplify.c (gimplify_modify_expr): Likewise.
747 * tree-cfg.c (verify_gimple_call): Likewise.
748 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
749 * gimple-fold.c: Include "tree-cfg.h".
750 (gimple_fold_call): Use should_remove_lhs_p.
752 2016-05-24 Richard Biener <rguenther@suse.de>
754 PR tree-optimization/71253
755 * cfganal.h (control_dependences): Make robust against edge
757 (control_dependences::control_dependences): Remove edge_list argument.
758 (control_dependences::get_edge): Remove.
759 (control_dependences::get_edge_src): Add.
760 (control_dependences::get_edge_dest): Likewise.
761 (control_dependences::m_el): Make a vector of edge src/dest index.
762 * cfganal.c (control_dependences::find_control_dependence): Adjust.
763 (control_dependences::control_dependences): Likewise.
764 (control_dependences::~control_dependence): Likewise.
765 (control_dependences::get_edge): Remove.
766 (control_dependences::get_edge_src): Add.
767 (control_dependences::get_edge_dest): Likewise.
768 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
770 (perform_tree_ssa_dce): Adjust.
771 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
773 (pass_loop_distribution::execute): Adjust. Do loop destroying
774 conditional on changed.
776 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
779 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
780 return. Reindent transformation comment and mention the ARM state
783 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
786 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
787 after build_and_add_sum creates new use stmt.
789 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
791 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
792 load_lanes/grouped_load classification comes first. Don't check
793 whether the vectorization factor is a multiple of the group size
796 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
798 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
799 GROUP_GAP for single-element interleaving.
800 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
803 2016-05-24 Richard Biener <rguenther@suse.de>
807 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
808 bases which are accessed with non-invariant indices.
809 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
810 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
812 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
815 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
816 (add_to_ops_vec): Add stmt_to_insert.
817 (add_repeat_to_ops_vec): Init stmt_to_insert.
818 (insert_stmt_before_use): New.
819 (transform_add_to_multiply): Remove mult_stmt insertion and add it
821 (get_ops): Init stmt_to_insert.
822 (maybe_optimize_range_tests): Likewise.
823 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
824 (rewrite_expr_tree_parallel): Likewise.
825 (reassociate_bb): Likewise.
827 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
830 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
831 ISA 3.0 xxperm fusion alternative.
832 (altivec_vperm_v8hiv16qi): Likewise.
833 (altivec_vperm_<mode>_uns_internal): Likewise.
834 (vperm_v8hiv4si): Likewise.
835 (vperm_v16qiv8hi): Likewise.
837 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
838 Kelvin Nilsen <kelvin@gcc.gnu.org>
840 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
841 vpermr/xxpermr on ISA 3.0.
842 (altivec_expand_vec_perm_le): Likewise.
843 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
844 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
847 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.h (IS_STACK_MODE): Enable for
850 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
851 SSE_FLOAT_MODE_P macros.
852 * config/i386/i386.c (ix86_preferred_reload_class): Use
853 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
854 Cleanup regclass processing for CONST_DOUBLE_P.
855 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
856 (ix86_rtx_costs): Remove redundant TARGET_80387 check
857 with IS_STACK_MODE macro.
858 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
860 (*movdf_internal): Use IS_STACK_MODE macro.
861 (*movsf_internal): Ditto.
863 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
865 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
866 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
868 2016-05-23 Jeff Law <law@redhat.com>
870 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
872 (fsm_find_control_statement_thread_paths): Call it.
874 2016-05-23 Martin Jambor <mjambor@suse.cz>
877 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
878 from_global_constant if t is not NULL.
880 2016-05-23 Marek Polacek <polacek@redhat.com>
883 * common.opt (Wswitch-unreachable): New option.
884 * doc/invoke.texi: Document -Wswitch-unreachable.
885 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
888 2016-05-23 Bin Cheng <bin.cheng@arm.com>
890 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
891 TMR_INDEX is non-NULL.
893 2016-05-23 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/71230
896 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
897 (try_special_add_to_ops): ... here. Always test for single-use.
899 2016-05-23 Martin Jambor <mjambor@suse.cz>
901 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
902 default block if a PHI node in the original one would be resized.
904 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
906 PR tree-optimization/58135
907 * tree-vect-slp.c: When group size is not multiple
908 of vector size, allow splitting of store group at
911 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
913 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
915 2016-05-22 Jakub Jelinek <jakub@redhat.com>
917 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
918 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
919 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
922 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
923 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
924 v constraint instead of x and vinserti32x4 insn.
926 * config/i386/sse.md (i128vldq): New mode iterator.
927 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
928 avx512dq and avx512vl alternatives.
930 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
931 constraint, use maybe_evex prefix instead of vex.
932 (vec_dupv4sf): Use v constraint instead of x for output
933 operand except for noavx alternative, use Yv constraint
934 instead of x for input. Use maybe_evex prefix instead of vex.
935 (*vec_dupv4si): Likewise.
936 (*vec_dupv2di): Likewise.
938 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
941 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
942 (linearize_expr_tree): Call try_special_add_to_ops.
943 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
945 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
947 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
948 to computed stack_usage.
950 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
953 * config/avr/avr.md (define_expand "mov<mode>"): If the source
954 operand is subreg (symbol_ref) then move the symbol ref to register.
956 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
958 * tree.c (array_at_struct_end_p): Look through MEM_REF.
960 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
963 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
966 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
968 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
969 ranges by calling get_single_symbol and tidy up. Look more closely
970 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
972 2016-05-20 Jeff Law <law@redhat.com>
974 * bitmap.c (bitmap_find_bit): Remove useless test.
976 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
978 * function.c (thread_prologue_and_epilogue_insns): Commit the
979 insertion of the epilogue.
981 2016-05-20 Martin Jambor <mjambor@suse.cz>
983 PR tree-optimization/70884
984 * tree-sra.c (initialize_constant_pool_replacements): Do not check
985 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
986 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
987 of constant pool data as a reason for scalarization.
989 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
991 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
993 (thumb1_expand_prologue): Likewise.
995 2016-05-20 Nathan Sidwell <nathan@acm.org>
997 * config/nvptx/nptx.c (nvptx_option_override): Only set
998 flag_toplevel_reorder, if not explicitly specified. Set
999 flag_no_common, unless explicitly specified.
1001 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1003 * calls.c (can_implement_as_sibling_call_p): Mark param
1004 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1006 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1009 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1010 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1012 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1013 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1016 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1018 * config/nvptx/nvptx.md (sincossf3): New pattern.
1020 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1022 * calls.c (maybe_complain_about_tail_call): New function.
1023 (initialize_argument_information): Call
1024 maybe_complain_about_tail_call when clearing *may_tailcall.
1025 (can_implement_as_sibling_call_p): Call
1026 maybe_complain_about_tail_call when returning false.
1027 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1028 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1029 if tail-call optimization fails.
1030 * cfgexpand.c (expand_call_stmt): Initialize
1031 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1032 * gimple-pretty-print.c (dump_gimple_call): Dump
1033 gimple_call_must_tail_p.
1034 * gimple.c (gimple_build_call_from_tree): Call
1035 gimple_call_set_must_tail with the value of
1036 CALL_EXPR_MUST_TAIL_CALL.
1037 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1038 (gimple_call_set_must_tail): New function.
1039 (gimple_call_must_tail_p): New function.
1040 * print-tree.c (print_node): Update printing of TREE_STATIC
1041 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1042 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1043 trailing comment listing applicable flags.
1044 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1046 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1048 * calls.c (expand_call): Move "Rest of purposes for tail call
1049 optimizations to fail" to...
1050 (can_implement_as_sibling_call_p): ...this new function, and
1051 split into multiple "if" statements.
1053 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1055 * cfgloop.h (expected_loop_iterations_unbounded,
1056 expected_loop_iterations): Unconstify.
1057 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1058 profile with known upper bound; return 3 when profile is absent.
1059 (expected_loop_iterations): Update.
1061 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1063 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1064 and get_max_loop_iterations_int.
1066 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1068 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1069 realistic upper bounds here.
1071 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1074 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1075 calls if the LHS is variable length or has addressable type.
1076 If targets[0]->decl is a noreturn call with void return type and
1077 zero arguments, adjust fntype and remove lhs in that case.
1079 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1081 PR tree-optimization/71079
1082 PR tree-optimization/71206
1083 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1085 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1087 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1088 (get_vec_alignment_for_array_decl): Likewise.
1089 (get_vec_alignment_for_record_decl): Likewise.
1090 (increase_alignment::execute): Move code to find alignment to
1091 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1092 (type_align_map): New hash_map.
1094 2016-05-20 Richard Guenther <rguenther@suse.de>
1096 PR tree-optimization/29756
1097 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1098 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1099 * fold-const.c (operand_equal_p): Likewise.
1100 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1101 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1102 * tree-inline.c (estimate_operator_cost): Likewise.
1103 * tree-pretty-print.c (dump_generic_node): Likewise.
1104 * tree-ssa-operands.c (get_expr_operands): Likewise.
1105 * cfgexpand.c (expand_debug_expr): Likewise.
1106 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1107 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1108 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1109 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1110 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1111 (execute_update_addresses_taken): Do it.
1113 2016-05-20 Richard Biener <rguenther@suse.de>
1115 PR tree-optimization/71185
1116 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1117 register operations.
1119 2016-05-20 Richard Biener <rguenther@suse.de>
1121 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1122 gimple_seq_add_seq_without_update.
1123 (release_bb_predicate): Assert we have no operands to free.
1124 (if_convertible_loop_p_1): Calculate post dominators later.
1125 Do not free BB predicates here.
1126 (combine_blocks): Do not recompute BB predicates.
1127 (version_loop_for_if_conversion): Save BB predicates around
1130 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1132 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1133 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1134 code. Ignore sibcalls on EDGE_IGNORE edges.
1135 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1136 on edges for sibcalls that run without prologue. The rest of the
1137 function is combined from...
1138 (fix_fake_fallthrough_edge): ... this, and ...
1139 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1140 function argument, make it a local variable.
1142 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1144 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1145 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1146 for 32-bit mode and SEH for 64-bit.
1147 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1148 TARGET_64BIT_DEFAULT.
1150 2016-05-19 Ryan Burn <contact@rnburn.com>
1152 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1153 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1155 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1157 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1158 force pending loads from memory.
1160 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1162 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1163 (UNSPEC_DARN_32): New unspec constant.
1164 (UNSPEC_DARN_RAW): New unspec constant.
1165 (darn_32): New instruction.
1166 (darn_raw): New instruction.
1167 (darn): New instruction.
1168 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1169 support and documentation for this macro.
1170 (BU_P9_MISC_1): New macro definition.
1171 (BU_P9_64BIT_MISC_0): New macro definition.
1172 (BU_P9_MISC_0): New macro definition.
1173 (darn_32): New builtin definition.
1174 (darn_raw): New builtin definition.
1175 (darn): New builtin definition.
1176 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1177 RS6000_BUILTIN_0 directives to surround each occurrence of
1178 #include "rs6000-builtin.def".
1179 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1180 RS6000_BTM_64BIT flags to the returned mask, depending on
1182 (def_builtin): Correct an error in the assignments made to the
1183 debugging variable attr_string.
1184 (rs6000_expand_builtin): Add support for no-operand built-in
1186 (builtin_function_type): Remove fatal_error assertion that is no
1188 (rs6000_common_init_builtins): Add support for no-operand built-in
1190 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1192 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1194 (RS6000_BTM_64BIT): New macro definition.
1195 * doc/extend.texi: Document __builtin_darn (void),
1196 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1199 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1201 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1202 max_loop_iterations_int.
1204 2016-05-19 Marek Polacek <polacek@redhat.com>
1206 PR tree-optimization/71031
1207 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1208 condition and adjust the code a bit.
1210 2016-05-19 Martin Liska <mliska@suse.cz>
1212 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1213 auto_vec instead of vec.
1215 2016-05-19 Martin Liska <mliska@suse.cz>
1217 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1219 2016-05-19 Martin Liska <mliska@suse.cz>
1221 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1223 2016-05-19 Martin Liska <mliska@suse.cz>
1225 * ipa-pure-const.c (set_function_state): Remove an existing
1227 (remove_node_data): Do not free it as it's released
1228 in set_function_state.
1230 2016-05-19 Martin Liska <mliska@suse.cz>
1232 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1235 2016-05-19 Martin Liska <mliska@suse.cz>
1237 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1239 2016-05-19 Martin Liska <mliska@suse.cz>
1241 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1242 an auto_vec instead of re-creating it.
1244 2016-05-19 Martin Liska <mliska@suse.cz>
1246 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1247 auto_vec instead of vec.
1249 2016-05-19 Martin Liska <mliska@suse.cz>
1251 * lto-section-in.c (lto_get_section_data): Call
1252 lto_check_version with additional argument.
1253 * lto-streamer.c (lto_check_version): Add new argument.
1254 * lto-streamer.h (lto_check_version): Likewise.
1256 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1258 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1259 Don't add cost of inner memory when handling sign-extended loads.
1261 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1263 PR rtl-optimization/71148
1264 * cse.c (cse_main): Free dominance info.
1265 (rest_of_handle_cse): Don't free dominance info.
1266 (rest_of_handle_cse2): Likewise.
1267 (rest_of_handle_cse_after_global_opts): Likewise.
1269 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1272 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1273 NULL_TREE early if NEON is not available. Remove now redundant check
1274 in ARM_CHECK_BUILTIN_MODE.
1276 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1279 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1280 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1281 * doc/cpp.texi: Document new macros.
1283 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1285 PR tree-optimization/69848
1286 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1287 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1289 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1291 * function.c (thread_prologue_and_epilogue_insn): Move the
1292 "goto epilogue_done" one block later.
1294 2016-05-19 Richard Biener <rguenther@suse.de>
1296 PR tree-optimization/70729
1297 * passes.def: Move LIM pass before PRE. Remove no longer
1298 required copyprop and move first DCE out of the loop pipeline.
1300 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1303 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1304 (OBJS-libcommon-target): ...here.
1305 * opts-common.c: Include spellcheck.h.
1306 (cmdline_handle_error): Build a vec of valid options and use it
1307 to suggest provide hints for misspelled arguments.
1309 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1312 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1313 lhs if it has TREE_ADDRESSABLE type.
1315 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1318 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1319 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1321 2016-05-18 Martin Jambor <mjambor@suse.cz>
1324 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1325 input for NOP_EXPR pass-through functions.
1326 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1327 aggregate global constant VAR_DECLs in constant jump functions.
1329 2016-05-18 Martin Jambor <mjambor@suse.cz>
1332 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1333 from TREE_READONLY parameters.
1335 2016-05-18 Martin Jambor <mjambor@suse.cz>
1338 * cgraph.h (cgraph_indirect_call_info): New field
1339 guaranteed_unmodified.
1340 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1341 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1343 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1344 pass the parameter value to ipa_find_agg_cst_for_param.
1345 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1346 guaranteed_unmodified, store AA results there instead of bailing out
1348 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1349 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1350 (find_constructor_constant_at_offset): New function.
1351 (ipa_find_agg_cst_from_init): Likewise.
1352 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1353 static initializers of contants, report back through a new paameter
1354 from_global_constant if that was the case.
1355 (try_make_edge_direct_simple_call): Also pass parameter value to
1356 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1358 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1359 (ipa_read_indirect_edge_info): Likewise.
1360 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1361 (ipa_load_from_parm_agg): Likewise.
1363 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1365 PR rtl-optimization/71150
1366 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1369 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1372 * config/rs6000/constraints.md (wE constraint): New constraint
1373 for a vector constant that can be loaded with XXSPLTIB.
1374 (wM constraint): New constraint for a vector constant of a 1's.
1375 (wS constraint): New constraint for a vector constant that can be
1376 loaded with XXSPLTIB and a vector sign extend instruction.
1377 * config/rs6000/predicates.md (xxspltib_constant_split): New
1378 predicates for wE/wS constraints.
1379 (xxspltib_constant_nosplit): Likewise.
1380 (easy_vector_constant): Add support for constants that can be
1381 loaded via XXSPLTIB.
1382 (all_ones_constant): New predicate for vector constant with all
1384 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1385 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1386 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1387 instruction and possibly with a sign extension.
1388 (output_vec_const_move): Add support for XXSPLTIB. If we are
1389 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1390 instead of XXLXOR/XXLORC.
1391 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1393 (rs6000_legitimize_reload_address): Likewise.
1394 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1396 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1397 combine VSX_M and VSX_M2 into one iterator.
1399 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1400 (VSINT_842): Likewise.
1401 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1402 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1403 XXSPLTIB instruction.
1404 (xxspltib_<mode>_nosplit): Likewise.
1405 (xxspltib_<mode>_split): New insn to load up constants with
1406 XXSPLTIB and a sign extend instruction.
1407 (vsx_mov<mode>): Replace single move that handled all vector types
1408 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1409 moves (when -mvsx-timode is in effect) into the main vector
1410 moves. Eliminate separate moves for <VSr> <VSa>, where the
1411 preferred register class (<VSr>) is listed first, and the
1412 secondary register class (<VSa>) is listed second with a '?' to
1413 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1414 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1415 that if the register was involved in a slow operation, the
1416 clear/set operation does not wait for the slow operation to
1417 finish. Adjust the length attributes for 32-bit mode. Use
1418 rs6000_output_move_128bit and drop the use of the string
1419 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1420 spacing so that the alternatives and attributes don't generate
1421 long lines, and put things in columns, so that it is easier to
1422 match up the operands and attributes with the insn alternatives.
1423 (vsx_mov<mode>_64bit): Likewise.
1424 (vsx_mov<mode>_32bit): Likewise.
1425 (vsx_movti_64bit): Fold movti into normal vector moves.
1426 (vsx_movti_32bit): Likewise.
1427 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1429 (vsx_splat_v4si_internal): Likewise.
1430 (vsx_splat_v4sf_internal): Likewise.
1431 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1432 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1433 extend vector elements.
1434 (vsx_sign_extend_hi_<mode>): Likewise.
1435 (vsx_sign_extend_si_v2di): Likewise.
1436 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1438 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1439 constraints. Add trailing period to wL documentation.
1441 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1444 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1445 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1446 * tree-call-cdce.c: Include tree-dfa.h.
1447 (can_guard_call_p): New function, extracted from...
1448 (can_use_internal_fn): ...here.
1449 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1451 (shrink_wrap_one_built_in_call): Likewise.
1452 (use_internal_fn): Likewise.
1453 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1454 and return void. Call replace_abnormal_ssa_names.
1455 (pass_call_cdce::execute): Check can_guard_call_p during the
1456 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1457 will always change something.
1459 2016-05-18 Martin Jambor <mjambor@suse.cz>
1462 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1463 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1465 2016-05-18 Martin Jambor <mjambor@suse.cz>
1468 * ipa-inline.h (condition): New field size.
1469 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1470 for comaprison and store it into the new condition.
1471 (evaluate_conditions_for_known_args): Use condition size to check
1472 access sizes for all but CHANGED conditions.
1473 (unmodified_parm_1): New parameter size_p, store access size into it.
1474 (unmodified_parm): Likewise.
1475 (unmodified_parm_or_parm_agg_item): Likewise.
1476 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1477 (set_cond_stmt_execution_predicate): Extract access sizes and store
1479 (set_switch_stmt_execution_predicate): Likewise.
1480 (will_be_nonconstant_expr_predicate): Likewise.
1481 (will_be_nonconstant_predicate): Likewise.
1482 (inline_read_section): Stream condition size.
1483 (inline_write_summary): Likewise.
1485 2016-05-18 Richard Biener <rguenther@suse.de>
1487 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1488 condition cost to PHI cost instead of total_cost.
1490 2016-05-18 Martin Liska <mliska@suse.cz>
1493 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1496 2016-05-18 Richard Biener <rguenther@suse.de>
1498 * lto-streamer.h (LTO_major_version): Bump to 6.
1500 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1502 * function.c (make_split_prologue_seq, make_prologue_seq,
1503 make_epilogue_seq): New functions, factored out from...
1504 (thread_prologue_and_epilogue_insns): Here.
1506 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1508 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1509 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1510 of before. Add a comment.
1512 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1514 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1515 expression pointer, not pointer to the pointer.
1517 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1519 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1520 (avx2_pbroadcast<mode>): Add another alternative with v instead
1521 of x constraints in it, using <pbroadcast_evex_isa> isa.
1522 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1524 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1525 constraint x instead of v in second alternative, add avx512bw
1528 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1529 constraint x instead of v in second alternative, add avx512bw
1532 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1533 constraint x instead of v in second alternative, add avx512bw
1536 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1537 avx512bw alternative.
1539 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1541 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1543 (define_insn "*andnottf3"): Ditto.
1544 (define_insn "*<code><mode>3"/any_logic): Ditto.
1545 (define_insn "*<code>tf3"/any_logic): Ditto.
1546 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1547 operand to block AVX-512VL insn variant emit when it is not enabled.
1549 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1551 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1552 constraint fot SF mode.
1554 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1555 Kirill Yukhin <kirill.yukhin@intel.com>
1557 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1559 (define_insn "rsqrt14<mode>"): Ditto.
1560 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1561 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1562 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1563 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1564 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1566 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1567 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1568 * config/i386/i386.c (ix86_print_operand): Expand check for size
1569 override codes for Intel syntax.
1571 2016-05-18 Richard Biener <rguenther@suse.de>
1573 PR tree-optimization/71168
1574 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1575 initialization earlier.
1577 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1579 * config/aarch64/aarch64-simd.md
1580 (aarch64_reduc_plus_internal<mode>): Rename to...
1581 (reduc_plus_scal): ...This, and remove previous implementation.
1583 2016-05-18 Richard Biener <rguenther@suse.de>
1585 * passes.def: Put late dse and cd_dce in canonical order.
1587 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1589 * ipa-inline-transform.c (preserve_function_body_p): Look for
1590 first non-thunk clone.
1591 (save_function_body): Save into first non-thunk.
1592 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1594 (lto_output_node): Inline thunks don't need body in every
1596 * lto-streamer-in.c: Do not fixup thunk clones.
1597 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1599 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1602 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1605 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1606 (reassociate_bb): Call transform_add_to_multiply.
1608 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1610 * config/aarch64/aarch64.c (all_extensions): Removed unused
1613 2016-05-17 Nathan Sidwell <nathan@acm.org>
1615 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1616 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1618 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1620 PR tree-optimization/54579
1622 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1624 2016-05-17 Marek Polacek <polacek@redhat.com>
1627 * tree-inline.c (expand_call_inline): Call
1628 maybe_remove_unused_call_args.
1630 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1632 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1633 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1634 * doc/md.texi (fmin@var{m}3): Likewise.
1636 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1638 * match.pd (X & C): New transformation.
1640 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1642 * match.pd (~X & Y): New transformation.
1644 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1646 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1647 information for new SSA_NAME.
1648 (simplify_conversion_using_ranges): Get range through get_range_info
1649 instead of get_value_range.
1651 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1653 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1654 Remove inline assembly.
1655 (vmvn_s16): Likewise.
1656 (vmvn_s32): Likewise.
1657 (vmvn_u8): Likewise.
1658 (vmvn_u16): Likewise.
1659 (vmvn_u32): Likewise.
1660 (vmvnq_s8): Likewise.
1661 (vmvnq_s16): Likewise.
1662 (vmvnq_s32): Likewise.
1663 (vmvnq_u8): Likewise.
1664 (vmvnq_u16): Likewise.
1665 (vmvnq_u32): Likewise.
1666 (vmvn_p8): Likewise.
1667 (vmvnq_p16): Likewise.
1669 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1671 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1673 (vmul_n_s16): Likewise.
1674 (vmul_n_s32): Likewise.
1675 (vmul_n_u16): Likewise.
1676 (vmul_n_u32): Likewise.
1677 (vmulq_n_f32): Likewise.
1678 (vmulq_n_f64): Likewise.
1679 (vmulq_n_s16): Likewise.
1680 (vmulq_n_s32): Likewise.
1681 (vmulq_n_u16): Likewise.
1682 (vmulq_n_u32): Likewise.
1684 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1686 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1687 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1689 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1691 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1692 to *aarch64_fma4_elt_from_dup<mode>.
1693 (*aarch64_fnma4_elt_to_128df): Rename to
1694 *aarch64_fnma4_elt_from_dup<mode>.
1695 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1696 (vfms_n_f32): Likewise.
1697 (vfms_n_f64): Likewise.
1698 (vfmsq_n_f32): Likewise.
1699 (vfmsq_n_f64): Likewise.
1701 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1703 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1705 2016-05-17 Richard Biener <rguenther@suse.de>
1707 PR tree-optimization/71132
1708 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1709 Only add control dependences for blocks in the loop.
1710 (build_rdg): Adjust.
1711 (generate_code_for_partition): Return whether loop should
1712 be destroyed and delay that.
1713 (distribute_loop): Likewise.
1714 (pass_loop_distribution::execute): Record loops to be destroyed
1715 and perform delayed destroying of loops.
1717 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1720 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1722 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1724 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1726 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1729 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1730 insertion point for instructions generated by validize_mem.
1732 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1734 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1737 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1739 * config/aarch64/aarch64.c
1740 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1741 rather than a macro.
1743 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1745 * doc/invoke.texi (AArch64 Options): Various updates.
1747 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1749 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1750 into instrumentation thunks.
1751 * cif-code.def (CIF_CHKP): New.
1753 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1757 2016-05-16 Martin Jambor <mjambor@suse.cz>
1759 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1760 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1762 2016-05-16 Marek Polacek <polacek@redhat.com>
1764 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1767 2016-05-16 Martin Jambor <mjambor@suse.cz>
1770 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1771 the outlined kernel function.
1773 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1775 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1776 (ISA_HAS_DLSA): Ditto.
1778 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1780 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1782 2016-05-16 Nathan Sidwell <nathan@acm.org>
1784 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1785 (nvptx_name_replacement): Restore. Add comment.
1786 (write_fn_proto, write_fn_proto_from_insn,
1787 nvptx_output_call_insn): Restore
1788 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1790 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1792 * config/aarch64/aarch64.md
1793 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1794 (add<mode>3_compareC_imm): Likewise.
1795 (<optab>si3_uxtw): Split into register and immediate variants.
1796 (andsi3_compare0_uxtw): Likewise.
1797 (and<mode>3_compare0): Likewise.
1798 (and<mode>3nr_compare0): Likewise.
1799 (stack_protect_test_<mode>): Don't use %x for memory operands.
1801 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1803 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1805 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1807 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1808 Split integer shifts into shift_reg and bfm.
1809 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1810 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1811 (ror<mode>3_insn): Likewise.
1812 (<optab>si3_insn_uxtw): Likewise.
1813 (<optab><mode>3_insn): Change to rotate_imm.
1814 (extr<mode>5_insn_alt): Likewise.
1815 (extrsi5_insn_uxtw): Likewise.
1816 (extrsi5_insn_uxtw_alt): Likewise.
1818 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1820 * doc/tm.texi: Regenerate.
1821 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1822 (TARGET_INVALID_RETURN_TYPE): Remove.
1823 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1824 TARGET_INVALID_RETURN_TYPE.
1825 * target.def (invalid_parameter_type): Remove.
1826 (invalid_return_type): Remove.
1828 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1830 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1831 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1833 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1835 (preserve_function_body_p): No need to preserve function body
1836 * cif-codes.def (CIF_THUNK): Remove.
1837 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1839 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1841 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1843 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1845 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1848 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1850 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1851 (inline_small_functions): Do not look for function symbol when
1854 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1856 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1859 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1860 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1861 Jiong Wang <jiong.wang@arm.com>
1863 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1864 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1865 Define __ARM_FP16_ARGS when appropriate.
1866 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1868 (arm_invalid_return_type): Likewise.
1869 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1870 (TARGET_INVALID_RETURN_TYPE): Remove.
1871 (aapcs_vfp_sub_candidate): Allow HFmode.
1872 (aapcs_vfp_allocate): Add comment. Support HFmode.
1873 (aapcs_vfp_allocate_return_reg): Likewise.
1874 (struct aapcs_cp_arg_layout): Slightly reword comments for
1875 is_return_candidate and allocate_return_reg.
1876 (output_mov_vfp): Update assert.
1877 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1879 (arm_invalid_parameter_type): Remove.
1880 (amr_invalid_return_type): Remove.
1881 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1882 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1883 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1885 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1887 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1888 * config/aarch64/arch64-protos.h
1889 (aarch64_legitimize_reload_address): Remove.
1890 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1893 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1895 * configure.ac: Add ACX_NONCANONICAL_HOST.
1896 * configure: Regenerate.
1897 * Makefile.in: Set host_noncanonical.
1899 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.md (*movtf_internal): Before register allocation,
1903 do not allow FP constants for CM_MEDIUM memory model, allow only
1904 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1905 (*movxf_internal): Ditto.
1906 (*movdf_internal): Ditto.
1907 (*movsf_internal): Ditto.
1909 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1911 PR rtl-optimization/67483
1912 * combine.c (make_compound_operation): Don't call extract_left_shift
1913 with negative shift amounts.
1915 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1918 * fold-const.c (fold_checksum_tree): Allow modification
1919 of TYPE_ALIAS_SET during folding.
1921 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1922 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1923 (ix86_split_to_parts): Likewise. Fix up formatting.
1925 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1927 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1928 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1931 2016-05-13 Nathan Sidwell <nathan@acm.org>
1933 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1934 (nvptx_name_replacement): Delete.
1935 (write_fn_proto, write_fn_proto_from_insn,
1936 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1937 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1938 * langhooks.c (add_builtin_funcction_common): Call
1939 targetm.mangle_decl_assembler_name.
1941 * config/nvptx/nvptx.c (write_fn_proto): Handle
1942 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1944 2016-05-13 Martin Liska <mliska@suse.cz>
1946 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1947 and PRIu64 in printf format.
1949 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1951 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1954 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1956 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1957 Change --param max-completely-peeled-times to
1958 --param max-completely-peel-times in dump file printing.
1960 2016-05-13 Richard Biener <rguenther@suse.de>
1962 PR tree-optimization/42587
1963 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1964 (find_bswap_or_nop_1): Likewise.
1965 (bswap_replace): Likewise.
1967 2016-05-13 Martin Liska <mliska@suse.cz>
1969 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1970 Initialize a variable with default value.
1972 2016-05-13 Martin Liska <mliska@suse.cz>
1974 * doc/invoke.texi: Enhance explanation of error recovery
1977 2016-05-13 Martin Liska <mliska@suse.cz>
1979 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1980 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1981 (iv_inv_expr_ent *).
1982 (struct iv_inv_expr_ent): Comment struct fields.
1983 (sort_iv_inv_expr_ent): New function.
1984 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1985 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1986 a hash_map between iv_inv_expr_ent and number of usages.
1987 (niter_for_exit): Fix coding style.
1988 (tree_ssa_iv_optimize_init): Use renamed variable.
1989 (determine_base_object): Fix coding style.
1990 (alloc_iv): Likewise.
1991 (find_interesting_uses_outside): Likewise.
1992 (add_candidate_1): Likewise.
1993 (add_standard_iv_candidates): Likewise.
1994 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1995 (prepare_decl_rtl): Fix coding style.
1996 (get_address_cost): Likewise.
1997 (get_shiftadd_cost): Likewise.
1998 (force_expr_to_var_cost): Likewise.
1999 (compare_aff_trees): Likewise.
2000 (get_expr_id): Restructure the function.
2001 (get_loop_invariant_expr_id): Renamed to
2002 get_loop_invariant_expr.
2003 (get_computation_cost_at): Replace usage of inv_expr_id with
2005 (get_computation_cost): Likewise.
2006 (determine_group_iv_cost_generic): Likewise.
2007 (determine_group_iv_cost_address): Likewise.
2008 (iv_period): Fix coding style.
2009 (iv_elimination_compare_lt): Likewise.
2010 (may_eliminate_iv): Likewise.
2011 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2013 (determine_group_iv_costs): Dump invariant expressions.
2014 (iv_ca_recount_cost): Use the newly added hash_map.
2015 (iv_ca_set_remove_invariants): Fix coding style.
2016 (iv_ca_set_add_invariants): Fix coding style.
2017 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2019 (iv_ca_set_cp): Likewise.
2020 (iv_ca_new): Initialize the newly added hash_map and remove
2021 initialization of fields.
2022 (iv_ca_free): Delete the hash_map.
2023 (iv_ca_dump): Dump invariant expressions.
2024 (iv_ca_extend): Fix coding style.
2025 (try_add_cand_for): Likewise.
2026 (create_new_ivs): Dump information about # of avg iterations and
2027 # of used invariant expressions.
2028 (rewrite_use_compare): Fix coding style.
2029 (free_loop_data): Set default value for max_inv_expr_id.
2031 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2033 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2034 returned value cse_cfg_altered computation.
2035 (rest_of_handle_cse2): Likewise.
2036 (rest_of_handle_cse_after_global_opts): Likewise.
2038 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2041 * config/arm/arm.c (arm32_output_mi_thunk): New.
2042 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2043 to split Thumb1 vs TARGET_32BIT functionality.
2044 (arm_thumb1_mi_thunk): New.
2046 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2048 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2051 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2054 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2056 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2058 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2059 (expand_builtin_trap): Emit a regular call.
2060 (set_builtin_user_assembler_name): Remove obsolete cases.
2061 * dse.c (scan_insn): Adjust.
2062 * except.c: Include calls.h.
2063 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2064 emit a regular call to setjmp.
2065 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2066 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2067 (emit_block_move_via_libcall): Delete.
2068 (block_move_fn): Delete.
2069 (init_block_move_fn): Likewise.
2070 (emit_block_move_libcall_fn): Likewise.
2071 (emit_block_op_via_libcall): New function.
2072 (set_storage_via_libcall): Tidy up and use memset builtin.
2073 (block_clear_fn): Delete.
2074 (init_block_clear_fn): Likewise.
2075 (clear_storage_libcall_fn): Likewise.
2076 (expand_assignment): Call emit_block_move_via_libcall.
2077 Do not include gt-expr.h.
2078 * expr.h (emit_block_op_via_libcall): Declare.
2079 (emit_block_copy_via_libcall): New inline function.
2080 (emit_block_move_via_libcall): Likewise.
2081 (emit_block_comp_via_libcall): Likewise.
2082 (block_clear_fn): Delete.
2083 (init_block_move_fn): Likewise.
2084 (init_block_clear_fn): Likewise.
2085 (emit_block_move_via_libcall): Likewise.
2086 (set_storage_via_libcall): Add default parameter value.
2087 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2088 (abort_libfunc): Delete.
2089 (memcpy_libfunc): Likewise.
2090 (memmove_libfunc): Likewise.
2091 (memcmp_libfunc): Likewise.
2092 (memset_libfunc): Likewise.
2093 (setbits_libfunc): Likewise.
2094 (setjmp_libfunc): Likewise.
2095 (longjmp_libfunc): Likewise.
2096 (profile_function_entry_libfunc): Likewise.
2097 (profile_function_exit_libfunc): Likewise.
2098 (gcov_flush_libfunc): Likewise.
2099 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2100 and DECL_VISIBILITY on the declaration.
2101 (init_optabs): Do not initialize obsolete libfuncs.
2102 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2103 * tree-core.h (ECF_RET1): Define.
2104 (ECF_TM_PURE): Adjust.
2105 (ECF_TM_BUILTIN): Likewise.
2106 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2107 (build_common_builtin_nodes): Initialize abort builtin.
2108 Add ECF_RET1 on memcpy, memmove and memset builtins.
2109 Pass final flags for alloca and alloca_with_align builtins.
2110 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2112 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2113 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2114 set_storage_via_libcall and call emit_block_copy_via_libcall.
2116 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2119 DImode before it is passed to ix86_output_call_operand.
2120 (*call_value_got_x32): Ditto for operand 1.
2122 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2124 PR rtl-optimization/70904
2125 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2126 reload for wide mode.
2128 2016-05-12 Marek Polacek <polacek@redhat.com>
2131 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2132 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2133 * langhooks.h (incomplete_type_error): Likewise.
2134 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2135 parameter, pass it down to incomplete_type_error.
2136 * tree.h (size_in_bytes): New inline overload.
2137 (size_in_bytes_loc): Renamed from size_in_bytes.
2139 2016-05-12 Richard Biener <rguenther@suse.de>
2141 PR tree-optimization/71059
2142 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2143 nary before looking up or entering the expression into the VN
2145 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2146 Make sure to re-use NARYs without result as inserted by
2149 2016-05-12 Richard Biener <rguenther@suse.de>
2151 PR tree-optimization/71062
2152 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2154 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2155 vars_contains_restrict if the var is a restrict tag.
2156 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2157 do not disambiguate pointers against it.
2158 (dump_points_to_solution): Re-structure and adjust for new
2159 vars_contains_restrict flag.
2160 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2162 2016-05-12 Martin Liska <mliska@suse.cz>
2164 * doc/invoke.texi: Explain connection between
2165 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2167 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2169 PR tree-optimization/71006
2170 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2171 consider COND_EXPR as a mask producer.
2173 2016-05-12 Marek Polacek <polacek@redhat.com>
2176 * opts.c (common_handle_option): Detect missing argument for --help^.
2178 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2181 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2182 when popping the PC and within an interrupt handler routine.
2183 Add missing tab to output of "ldmfd".
2184 (output_return_instruction): Output LDMFD with SP update rather
2185 than POP when returning from interrupt handler.
2187 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2189 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2190 TARGET_64BIT && TARGET_AVX512DQ.
2191 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2192 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2193 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2194 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2195 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2196 (*vec_extractv4si_zext): Add avx512dq alternative.
2197 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2198 use v instead of x constraint in other alternatives where possible.
2200 * config/i386/sse.md (sse2_loadld): Use v instead of x
2201 constraint in alternatives 0,1,4.
2203 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2204 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2205 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2208 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2209 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2210 is not emitted unless TARGET_AVX512BW.
2211 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2212 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2213 for the result operand.
2215 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2216 constraint instead of x in avx alternatives. Use maybe_evex instead
2219 * config/i386/constraints.md (Yv): New constraint.
2220 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2221 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2222 * config/i386/i386.md (avx512fvecmode): New mode attr.
2223 (*pushtf): Use v constraint instead of x.
2224 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2225 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2226 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2227 (*absnegtf2_sse): Likewise.
2228 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2229 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2230 avx512f alternatives.
2231 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2233 2016-05-12 Richard Biener <rguenther@suse.de>
2235 PR tree-optimization/71060
2236 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2237 require exact match of DR_BASE_OBJECT but only matching address and
2240 2016-05-12 Richard Biener <rguenther@suse.de>
2242 PR tree-optimization/70986
2243 * cfganal.c: Include cfgloop.h.
2244 (dfs_find_deadend): Prefer to take edges exiting loops.
2246 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2248 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2249 compile and run time.
2251 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2254 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2256 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.c (legitimize_pic_address): Use
2259 copy_to_suggested_reg instead of gen_movsi.
2261 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2263 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2264 the code into quad_address_p and call it to share code with
2265 vsx_quad_dform_memory_operand.
2266 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2268 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2269 bit instead of being a separate word. Split -mpower9-dform into
2270 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2271 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2272 for the register class supporting 128-bit quad word memory offsets.
2273 (mode_supports_vsx_dform_quad): Helper function to return if the
2274 register class uses quad word memory offsets.
2275 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2276 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2277 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2278 instructions are enabled, set up the appropriate addr_masks for
2280 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2281 -mpower9-dform-scalar, instead of -mpower9-dform.
2282 (rs6000_option_override_internal): Split -mpower9-dform into two
2283 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2284 -mpower9-dform switch sets or clears both. If we are not using
2285 the LRA register allocator, do not enable -mpower9-dform-vector by
2286 default. If we are using LRA, enable -mpower9-dform-vector and
2287 -mvsx-timode if it is appropriate. Issue a warning if either
2288 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2290 (quad_address_offset_p): New helper function to return if the
2291 offset is legal for quad word memory instructions.
2292 (quad_address_p): New function to determin if GPR or vector
2293 register quad word memory addresses are legal.
2294 (mem_operand_gpr): Validate quad word address offsets.
2295 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2296 d-form (register + offset) instructions.
2297 (offsettable_ok_by_alignment): Likewise.
2298 (rs6000_legitimate_offset_address_p): Likewise.
2299 (legitimate_lo_sum_address_p): Likewise.
2300 (rs6000_legitimize_address): Likewise.
2301 (rs6000_legitimize_reload_address): Add more debug statements for
2303 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2304 d-form instructions.
2305 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2306 d-form instructions. Distinguish different cases in debug
2307 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2308 d-form instructions.
2309 (rs6000_preferred_reload_class): Likewise.
2310 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2311 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2312 of the ISA 2.06 indexed memory instructions.
2313 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2314 use them to save/restore the saved vector registers instead of
2315 using Altivec instructions.
2316 (rs6000_emit_epilogue): Likewise.
2317 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2318 (rs6000_opt_masks): Split -mpower9-dform into
2319 -mpower9-dform-scalar and -mpower9-dform-vector.
2320 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2322 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2323 ISA 3.0 vector indexed memory instructions, and fold the code into
2324 the normal mov<mode> patterns.
2325 (p9_vecstore_<mode>): Likewise.
2326 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2328 (vsx_movti_64bit): Likewise.
2329 (vsx_movti_32bit): Likewise.
2330 * config/rs6000/constraints.md (wO constraint): New constraint for
2331 ISA 3.0 vector d-form support.
2332 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2333 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2334 include -mpower9-dform-vector until we switch over to LRA.
2335 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2336 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2337 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2338 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2339 for -mpower9-dform and -mlra.
2340 * doc/md.texi (wO constraint): Document wO constraint.
2342 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2344 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2345 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2346 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2347 Move handling of non-insn arguments inline into the sole user:
2348 (output_trans_func): ...here.
2349 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2350 in emitted function prototype.
2351 (output_internal_insn_latency_func): Ditto. Simplify.
2352 (output_internal_maximal_insn_latency_func): Ditto. Delete
2353 always-unused argument.
2354 (output_insn_latency_func): Ditto.
2355 (output_maximal_insn_latency_func): Ditto.
2357 2016-05-11 Richard Biener <rguenther@suse.de>
2359 PR tree-optimization/71055
2360 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2361 sth with precision not equal to access size verify we don't chop
2364 2016-05-11 Richard Biener <rguenther@suse.de>
2367 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2368 (dwarf2out_finish): Move retry_incomplete_types call ...
2369 (dwarf2out_early_finish): ... here.
2371 2016-05-11 Richard Biener <rguenther@suse.de>
2374 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2375 if the langhook insists on it.
2376 * fold-const.c (make_bit_field_ref): Add arg for the original
2377 reference and preserve its alias-set.
2378 (decode_field_reference): Take exp by reference and adjust it
2379 to the original memory reference.
2380 (optimize_bit_field_compare): Adjust callers.
2381 (fold_truth_andor_1): Likewise.
2382 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2384 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2387 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2388 * cfgrtl.c (delete_insn_and_edges): Likewise.
2389 * config/i386/i386.c (convert_scalars_to_vector): Remove
2391 * cse.c (cse_insn): Compute cse_cfg_altered.
2392 (delete_trivially_dead_insns): Likewise.
2393 (cse_cc_succs): Likewise.
2394 (rest_of_handle_cse): Free dominance info if required.
2395 (rest_of_handle_cse2): Likewise.
2396 (rest_of_handle_cse_after_global_opts): Likewise.
2398 2016-05-11 Alan Modra <amodra@gmail.com>
2400 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2401 abi_v4_pass_in_fpr): New functions.
2402 (rs6000_function_arg_boundary): Exclude complex IBM long double
2403 from 64-bit alignment when ABI_V4.
2404 (rs6000_function_arg, rs6000_function_arg_advance_1,
2405 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2407 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2409 PR rtl-optimization/71028
2410 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2411 jump with just a return in the fallthrough block if the branch
2412 block contains just a return as well.
2414 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2416 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2417 * match.pd ((X & Y) ^ Y): ... this.
2418 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2419 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2421 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2423 * read-md.c (require_char_ws): New function.
2424 (read_string): Simplify using require_char_ws.
2425 (handle_constants): Likewise.
2426 (handle_enum): Likewise.
2427 (handle_file): Likewise.
2428 * read-md.h (require_char_ws): New declaration.
2429 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2430 (read_mapping): Likewise.
2431 (read_rtx_code): Likewise.
2432 (read_nested_rtx): Likewise.
2434 2016-05-10 James Norris <jnorris@codesourcery.com>
2436 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2437 if offloading is enabled and -fopenacc or -fopenmp is specified.
2438 (CRTOFFLOADEND): Likewise.
2439 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2440 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2442 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2444 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2445 gotoff_operand code paths. Use copy_to_suggested_regs and
2446 expand_simple_binop where appropriate. Cleanup.
2448 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2451 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2453 (dimode_scalar_chain::vector_const_cost): New.
2454 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2455 (dimode_scalar_chain::convert_op): Likewise.
2456 (dimode_scalar_chain::convert_insn): Likewise.
2458 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2460 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2461 unary operation, not a binary one.
2463 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2466 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2467 calls with type casted fndecl.
2469 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2471 PR tree-optimization/70786
2472 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2473 * calls.c (initialize_argument_information): Bind bounds
2474 with corresponding args passed by reference.
2476 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2479 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2480 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2481 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2484 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2487 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2488 code for a zero scale factor.
2489 (vsx_xvcvdpuxds_scale): Likewise.
2491 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2493 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2494 if show_ruler_p was set on the context.
2495 (layout::show_ruler): New method.
2496 * diagnostic.h (struct diagnostic_context): Add field
2499 2016-05-10 Richard Biener <rguenther@suse.de>
2501 PR tree-optimization/71039
2502 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2503 (chk_uses): New function.
2504 (propagate_with_phi): Verify we can safely replicate the lhs of an
2505 aggregate assignment on all incoming edges.
2507 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2509 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2511 (rx_atomic_sequence): New class.
2512 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2513 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2515 (rx_atomic_sequence::rx_atomic_sequence,
2516 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2517 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2518 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2519 CTRLREG_INTB): New constants.
2520 (FETCHOP): New code iterator.
2521 (fethcop_name, fetchop_name2): New iterator code attributes.
2522 (QIHI): New mode iterator.
2523 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2524 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2525 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2527 2016-05-10 Martin Liska <mliska@suse.cz>
2529 * tree-inline.c (remap_dependence_clique): Do not remap
2530 debugging statements.
2532 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2534 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2535 ("*fixuns_truncdfdi2_z13")
2536 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2537 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2538 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2540 2016-05-10 Richard Biener <rguenther@suse.de>
2542 PR tree-optimization/70497
2543 PR tree-optimization/28367
2544 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2546 (visit_reference_op_load): ... here.
2547 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2548 with simplified BIT_FIELD_REFs.
2549 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2550 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2553 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2555 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2556 documentation comment. For BLOCK nodes, add a
2557 DW_AT_abstract_origin attribute that points to the DIE generated
2558 for the origin BLOCK.
2559 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2560 blocks from inlined functions.
2562 2016-05-10 Alan Modra <amodra@gmail.com>
2565 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2566 regrename modifying insns saving lr before __morestack call.
2567 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2568 insns restoring lr after __morestack call.
2570 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2572 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2573 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2575 * config/i386/sse.md (vec_interleave_high<mode>,
2576 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2577 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2579 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2581 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2582 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2583 parallel reassociation for power8 and forward.
2585 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.md (absneg splitters with general regs): Use
2588 general_reg_operand predicate.
2589 (btsq peephole2): Use x86_64_immediate_operand to check if new
2590 value is suitable for immediate operand. Generate emitted insn
2591 using RTL expressions.
2592 (btcq peephole2): Ditto.
2593 (btrq peephole2): Ditto. Generate correct immediate operand
2596 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2598 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2601 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2603 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2604 pointer dereference.
2606 2016-05-09 Richard Biener <rguenther@suse.de>
2608 PR tree-optimization/70985
2609 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2610 op0 isn't a gimple register.
2612 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2614 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2615 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2616 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2617 (i6400_fpu_mult): New cpu units.
2618 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2619 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2620 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2621 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2622 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2623 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2624 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2625 (i6400_msa_long_float4, i6400_msa_long_float5)
2626 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2627 (i6400_msa_fdiv_sf): New reservations.
2628 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2629 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2630 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2631 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2632 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2633 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2634 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2635 (msa_short_store4, msa_long_load, msa_short_store)
2636 (msa_long_logic, msa_long_float2, msa_long_float4)
2637 (msa_long_float5, msa_long_float8, msa_long_mult)
2638 (msa_long_fdiv, msa_long_div): New reservations.
2640 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2641 Sameera Deshpande <sameera.deshpande@imgtec.com>
2642 Matthew Fortune <matthew.fortune@imgtec.com>
2643 Graham Stott <graham.stott@imgtec.com>
2644 Chao-ying Fu <chao-ying.fu@imgtec.com>
2646 * config.gcc: Add MSA header file for mips*-*-* target.
2647 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2648 (Ubv8i, Urv8): New constraints.
2649 * config/mips/mips-ftypes.def: Add function types for MSA
2651 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2652 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2653 * config/mips/mips-msa.md: New file.
2654 * config/mips/mips-protos.h
2655 (mips_split_128bit_const_insns): New prototype.
2656 (mips_msa_idiv_insns): Likewise.
2657 (mips_split_128bit_move): Likewise.
2658 (mips_split_128bit_move_p): Likewise.
2659 (mips_split_msa_copy_d): Likewise.
2660 (mips_split_msa_insert_d): Likewise.
2661 (mips_split_msa_fill_d): Likewise.
2662 (mips_expand_msa_branch): Likewise.
2663 (mips_const_vector_same_val_p): Likewise.
2664 (mips_const_vector_same_bytes_p): Likewise.
2665 (mips_const_vector_same_int_p): Likewise.
2666 (mips_const_vector_shuffle_set_p): Likewise.
2667 (mips_const_vector_bitimm_set_p): Likewise.
2668 (mips_const_vector_bitimm_clr_p): Likewise.
2669 (mips_msa_vec_parallel_const_half): Likewise.
2670 (mips_msa_output_division): Likewise.
2671 (mips_ldst_scaled_shift): Likewise.
2672 (mips_expand_vec_cond_expr): Likewise.
2673 * config/mips/mips.c (enum mips_builtin_type): Add
2674 MIPS_BUILTIN_MSA_TEST_BRANCH.
2675 (mips_gen_const_int_vector_shuffle): New prototype.
2676 (mips_const_vector_bitimm_set_p): New function.
2677 (mips_const_vector_bitimm_clr_p): Likewise.
2678 (mips_const_vector_same_val_p): Likewise.
2679 (mips_const_vector_same_bytes_p): Likewise.
2680 (mips_const_vector_same_int_p): Likewise.
2681 (mips_const_vector_shuffle_set_p): Likewise.
2682 (mips_symbol_insns): Forbid loading symbols via immediate for
2684 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2686 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2688 (mips_lx_address_p): Add support load indexed address for MSA.
2689 (mips_address_insns): Add calculation of instructions needed for
2690 stores and loads for MSA.
2691 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2692 CONST_VECTOR for MSA and let it fall through.
2693 (mips_ldst_scaled_shift): New function.
2694 (mips_subword_at_byte): Likewise.
2695 (mips_msa_idiv_insns): Likewise.
2696 (mips_legitimize_move): Validate MSA moves.
2697 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2698 calculation of costs for MSA division.
2699 (mips_split_move_p): Check if MSA moves need splitting.
2700 (mips_split_move): Split MSA moves if necessary.
2701 (mips_split_128bit_move_p): New function.
2702 (mips_split_128bit_move): Likewise.
2703 (mips_split_msa_copy_d): Likewise.
2704 (mips_split_msa_insert_d): Likewise.
2705 (mips_split_msa_fill_d): Likewise.
2706 (mips_output_move): Handle MSA moves.
2707 (mips_expand_msa_branch): New function.
2708 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2709 Reinstate 'y' modifier.
2710 (mips_file_start): Add MSA .gnu_attribute.
2711 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2713 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2714 (mips_class_max_nregs): Add register size for MSA supported mode.
2715 (mips_cannot_change_mode_class): Allow conversion between MSA
2716 vector modes and TImode.
2717 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2719 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2720 (mips_preferred_simd_mode): Add preffered modes for MSA.
2721 (mips_vector_mode_supported_p): Add MSA supported modes.
2722 (mips_autovectorize_vector_sizes): New function.
2723 (mips_msa_output_division): Likewise.
2724 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2725 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2726 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2727 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2728 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2729 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2730 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2731 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2732 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2733 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2734 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2735 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2736 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2737 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2738 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2739 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2740 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2741 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2742 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2743 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2744 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2745 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2746 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2747 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2748 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2749 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2750 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2751 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2752 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2753 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2754 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2755 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2756 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2757 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2758 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2759 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2760 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2761 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2762 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2763 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2764 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2765 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2766 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2767 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2768 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2769 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2770 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2771 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2772 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2773 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2774 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2775 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2776 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2777 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2778 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2779 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2780 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2781 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2782 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2783 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2784 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2785 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2786 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2787 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2788 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2789 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2790 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2791 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2792 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2793 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2794 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2795 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2796 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2797 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2798 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2799 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2800 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2801 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2802 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2803 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2804 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2805 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2806 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2807 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2808 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2809 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2810 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2811 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2812 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2813 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2814 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2815 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2816 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2817 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2818 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2819 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2820 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2821 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2822 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2823 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2824 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2825 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2826 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2827 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2828 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2829 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2830 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2831 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2832 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2833 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2834 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2835 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2836 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2837 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2838 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2839 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2840 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2841 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2842 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2843 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2844 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2845 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2846 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2847 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2848 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2849 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2850 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2851 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2852 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2853 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2854 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2855 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2856 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2857 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2858 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2859 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2860 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2861 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2862 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2863 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2864 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2865 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2866 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2867 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2868 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2869 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2870 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2871 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2872 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2873 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2874 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2876 (mips_get_builtin_decl_index): New array.
2877 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2878 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2879 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2880 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2881 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2883 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2885 (mips_expand_builtin_insn): Prepare operands for
2886 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2887 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2888 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2889 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2890 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2891 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2892 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2893 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2894 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2895 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2896 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2897 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2898 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2899 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2900 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2901 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2902 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2903 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2904 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2905 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2906 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2907 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2908 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2909 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2910 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2911 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2912 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2913 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2914 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2915 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2916 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2917 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2918 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2919 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2920 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2921 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2922 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2923 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2924 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2925 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2926 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2927 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2928 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2929 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2930 These are set implicitly and an error is reported if overridden.
2931 (mips_expand_builtin_msa_test_branch): New function.
2932 (mips_expand_msa_shuffle): Likewise.
2933 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2934 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2935 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2936 (mips_expand_vec_unpack): Add support for MSA.
2937 (mips_expand_vector_init): Likewise.
2938 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2939 instead of const0_rtx.
2940 (mips_msa_vec_parallel_const_half): New function.
2941 (mips_gen_const_int_vector): Likewise.
2942 (mips_gen_const_int_vector_shuffle): Likewise.
2943 (mips_expand_msa_cmp): Likewise.
2944 (mips_expand_vec_cond_expr): Likewise.
2945 * config/mips/mips.h
2946 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2947 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2949 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2950 (ISA_HAS_MSA): New macro.
2951 (UNITS_PER_MSA_REG): Likewise.
2952 (BITS_PER_MSA_REG): Likewise.
2953 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2954 (MSA_REG_FIRST): New macro.
2955 (MSA_REG_LAST): Likewise.
2956 (MSA_REG_NUM): Likewise.
2957 (MSA_REG_P): Likewise.
2958 (MSA_REG_RTX_P): Likewise.
2959 (MSA_SUPPORTED_MODE_P): Likewise.
2960 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2961 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2962 * config/mips/mips.md: Include mips-msa.md.
2963 (alu_type): Add simd_add.
2964 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2965 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2966 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2967 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2968 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2969 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2970 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2971 simd_move, simd_load, simd_store. Choose "multi" for moves
2973 (qword_mode): New attribute.
2974 (insn_count): Add instruction count for quad moves.
2975 Increase the count for MIPS SIMD division.
2976 (UNITMODE): Add UNITMODEs for vector types.
2977 (addsub): New code iterator.
2978 * config/mips/mips.opt (mmsa): New option.
2979 * config/mips/msa.h: New file.
2980 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2982 * config/mips/mti-linux.h: Likewise.
2983 * config/mips/predicates.md
2984 (const_msa_branch_operand): New constraint.
2985 (const_uimm3_operand): Likewise.
2986 (const_uimm4_operand): Likewise.
2987 (const_uimm5_operand): Likewise.
2988 (const_uimm8_operand): Likewise.
2989 (const_imm5_operand): Likewise.
2990 (aq10b_operand): Likewise.
2991 (aq10h_operand): Likewise.
2992 (aq10w_operand): Likewise.
2993 (aq10d_operand): Likewise.
2994 (const_m1_operand): Likewise.
2995 (reg_or_m1_operand): Likewise.
2996 (const_exp_2_operand): Likewise.
2997 (const_exp_4_operand): Likewise.
2998 (const_exp_8_operand): Likewise.
2999 (const_exp_16_operand): Likewise.
3000 (const_vector_same_val_operand): Likewise.
3001 (const_vector_same_simm5_operand): Likewise.
3002 (const_vector_same_uimm5_operand): Likewise.
3003 (const_vector_same_uimm6_operand): Likewise.
3004 (const_vector_same_uimm8_operand): Likewise.
3005 (par_const_vector_shf_set_operand): Likewise.
3006 (reg_or_vector_same_val_operand): Likewise.
3007 (reg_or_vector_same_simm5_operand): Likewise.
3008 (reg_or_vector_same_uimm6_operand): Likewise.
3009 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3011 * doc/invoke.texi (-mmsa): Document new option.
3013 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3015 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3016 * configure: Regenerate.
3017 * config.in: Regenerate.
3018 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3020 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3021 (ENDFILE_VTV_SPEC): Define.
3023 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3025 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3026 registers in all interrupt handlers if necessary.
3027 (rl78_option_override): Add warning.
3028 (MUST_SAVE_MDUC_REGISTERS): New macro.
3029 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3030 * config/rl78/rl78.c (check_mduc_usage): New function.
3031 (mduc_regs): New structure to hold MDUC register data.
3032 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3033 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3034 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3035 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3036 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3037 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3039 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3041 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3042 (tree-ssa-loop-niter.h): Ditto.
3043 (idx_within_array_bound, ref_within_array_bound): New functions.
3044 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3045 Factor out check on writable base object to ...
3046 (base_object_writable): ... here.
3048 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3050 * config/arm/arm.md (probe_stack): Add modes to set source
3053 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3055 * regrename.c (base_reg_class_for_rename): New static function.
3056 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3058 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3060 * cgraph.c (thunk_adjust): Export.
3061 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3062 * cgraphunit.c (thunk_adjust): Export.
3063 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3065 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3067 * tree-inline.c (expand_call_inline): Expand thunks inline.
3069 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3072 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3073 (*sse2_vd_cvtss2sd): Ditto.
3074 * config/i386/i386.md
3075 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3076 Generate *sse2_vd_cvtsd2ss pattern.
3077 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3078 Generate *sse2_vd_cvtss2sd pattern.
3080 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3082 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3083 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3086 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3088 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3089 * config/sh/sh.c: Define and declare variables on first use throughout
3091 (current_function_interrupt): Change to bool type.
3092 (frame_insn): Rename to emit_frame_insn and update users.
3093 (push_regs): Use bool for 'interrupt_handler' argument.
3094 (save_schedule_s): Remove.
3095 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3096 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3097 targetm.asm_out.unaligned_op.di.
3098 (gen_far_branch): Remove redundant forward declaration.
3099 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3100 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3101 (sh_set_return_address, sh_function_ok_for_sibcall,
3102 scavenge_reg): Update comments.
3103 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3104 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3105 (sh_attr_renesas_p): Remove unnecessary parentheses.
3106 (branch_dest): Simplify.
3107 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3108 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3109 (CUMULATIVE_ARGS): Change macro to typedef.
3110 (current_function_interrupt): Change to bool type.
3111 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3112 Surround with __cplusplus ifdef.
3113 (sh_compare_op0, sh_compare_op1): Remove.
3114 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3116 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3118 * config/arm/arm.md: (arch): Add neon.
3119 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3120 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3121 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3122 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3123 attributes for alt renumbering. Mark alt 3 as non-predicable.
3124 (thumb2_movdf_vfp): Likewise.
3126 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3128 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3129 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3130 (*andqi_1): Add preferred_for_speed attribute to disparage
3131 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3132 (*<code>qi_1): Ditto.
3133 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3134 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3135 (*ashlqi3_1): Ditto.
3136 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3137 Add preferred_for_size attribute to disparage alternative 0 and
3138 preferred_for_speed attribute to disparage alternative 1 for
3139 TARGET_PARTIAL_REG_STALL targets.
3141 2016-05-07 Tom de Vries <tom@codesourcery.com>
3143 PR tree-optimization/70956
3144 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3147 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3149 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3150 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3151 * config/sh/sh.md (branch_zero): Remove define_attr.
3152 (define_delay): Disable delay slot if branch distance is one insn.
3154 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.md (LEAMODE): New mode attribute.
3157 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3158 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3159 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3160 operand 2 predicate.
3161 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3162 (*lea<mode>_general_3): Ditto.
3163 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3165 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3167 * genmddump.c (main): Convert argv from char ** to const char **.
3169 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3171 * coretypes.h (OVERRIDE): New macro.
3174 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3176 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3177 allow coalescing if the types are compatible.
3179 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3181 * pass_manager.h (pass_manager::register_pass_name): New method.
3182 (pass_manager::get_pass_by_name): New method.
3183 (pass_manager::create_pass_tab): New method.
3184 (pass_manager::m_name_to_pass_map): New field.
3185 * passes.c (name_to_pass_map): Delete global in favor of field
3186 "m_name_to_pass_map" of pass_manager.
3187 (register_pass_name): Rename from a function to...
3188 (pass_manager::register_pass_name): ...this method, updating
3189 for renaming of global "name_to_pass_map" to field
3190 "m_name_to_pass_map".
3191 (create_pass_tab): Rename from a function to...
3192 (pass_manager::create_pass_tab): ...this method, updating
3193 for renaming of global "name_to_pass_map" to field.
3194 (get_pass_by_name): Rename from a function to...
3195 (pass_manager::get_pass_by_name): ...this method.
3196 (enable_disable_pass): Convert use of get_pass_by_name to
3197 a method call, locating the pass_manager singleton.
3199 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3201 * genattr-common.c (main): Convert argv from char ** to const char **.
3202 * genattr.c (main): Likewise.
3203 * genattrtab.c (main): Likewise.
3204 * genautomata.c (initiate_automaton_gen): Likewise.
3206 * gencodes.c (main): Likewise.
3207 * genconditions.c (main): Likewise.
3208 * genconfig.c (main): Likewise.
3209 * genconstants.c (main): Likewise.
3210 * genemit.c (main): Likewise.
3211 * genenums.c (main): Likewise.
3212 * genextract.c (main): Likewise.
3213 * genflags.c (main): Likewise.
3214 * genmddeps.c (main): Likewise.
3215 * genopinit.c (main): Likewise.
3216 * genoutput.c (main): Likewise.
3217 * genpeep.c (main): Likewise.
3218 * genpreds.c (main): Likewise.
3219 * genrecog.c (main): Likewise.
3220 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3221 (init_rtx_reader_args): Likewise.
3222 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3223 (init_rtx_reader_args): Likewise.
3224 * gentarget-def.c (main): Likewise.
3225 * read-md.c (read_md_files): Likewise.
3226 * read-md.h (read_md_files): Likewise.
3228 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3231 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3232 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3233 Remove unused predicate.
3234 (register_and_not_fp_reg_operand): Ditto.
3236 2016-05-06 Martin Liska <mliska@suse.cz>
3238 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3239 instead of vec as the vector is local to the function.
3241 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3243 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3244 avx512bw alternative.
3246 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3247 before the ashr<mode>3 pattern.
3249 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3250 v instead of x in vex or maybe_vex alternatives, use
3251 maybe_evex instead of vex in prefix.
3253 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3254 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3255 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3256 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3259 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3260 v instead of x in vex or maybe_vex alternatives, use
3261 maybe_evex instead of vex in prefix.
3263 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3264 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3265 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3266 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3267 alternatives, use maybe_evex instead of vex in prefix.
3269 * config/i386/sse.md (vec_interleave_lowv4sf,
3270 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3271 v instead of x in vex or maybe_vex alternatives, use
3272 maybe_evex instead of vex in prefix.
3274 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3275 v instead of x in vex or maybe_vex alternatives, use
3276 maybe_evex instead of vex in prefix.
3278 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3279 v constraint instead of x.
3281 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3283 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3284 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3287 2016-05-06 Richard Biener <rguenther@suse.de>
3289 PR tree-optimization/70948
3290 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3291 Properly clobber all fields of va_list for __builtin_va_start.
3293 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3296 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3297 loop latch destination.
3299 2016-05-06 Martin Liska <mliska@suse.cz>
3301 * tree-ssa-uninit.c: Apply manual changes
3302 to the GNU coding style.
3303 (prune_uninit_phi_opnds): Rename from
3304 prune_uninit_phi_opnds_in_unrealizable_paths.
3306 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3308 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3309 mspace): Remove deprecated options.
3310 * doc/invoke.texi (SH options): Remove -mspace.
3312 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3314 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3316 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3318 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3319 corresponding combine split pattern.
3321 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3324 * config/sh/predicates.md (long_displacement_mem_operand): New.
3325 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3326 Add movi20, movi20s alternatives. Adjust length attribute for
3328 (movsi_ie): Allow for any FPU. Adjust length attribute for
3330 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3331 attribute for alternatives.
3332 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3333 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3334 length attribute for alternatives.
3336 2016-05-06 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/70960
3339 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3341 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3344 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3345 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3347 2016-05-06 Marek Polacek <polacek@redhat.com>
3350 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3352 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3355 * config/sh/sh.md (*rotcr): Add another variant.
3357 2016-05-06 Richard Biener <rguenther@suse.de>
3360 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3362 2016-05-06 Richard Biener <rguenther@suse.de>
3365 * fold-const.c (split_tree): Always convert to the original type
3368 2016-05-06 Richard Biener <rguenther@suse.de>
3370 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3371 (fwprop_addr): Likewise.
3373 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3378 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3379 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3380 the splitter condition.
3381 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3382 the splitter condition.
3383 (FP float_extend load splitter): Ditto.
3385 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3387 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3388 to REGNO in all peephole2 patterns.
3389 (post-reload splitters): Change true_regnum to REGNO in
3390 post-reload splitters.
3391 (zero_extend splitters): Use general_reg_operand and
3392 nonimmediate_gr_operand predicates.
3394 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3396 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3397 v constraint instead of x.
3399 2016-05-05 Alan Modra <amodra@gmail.com>
3402 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3403 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3404 TARGET_NO_FP_IN_TOC for -mrelocatable.
3405 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3406 TARGET_RELOCATABLE test.
3407 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3408 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3409 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3410 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3411 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3412 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3413 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3414 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3415 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3416 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3418 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3419 (rs6000_stack_info): Likewise.
3420 (rs6000_elf_asm_out_constructor): Likewise.
3421 (rs6000_elf_asm_out_destructor): Likewise.
3422 (rs6000_elf_declare_function_name): Likewise.
3423 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3424 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3427 2016-05-05 Alan Modra <amodra@gmail.com>
3429 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3431 2016-05-05 Alan Modra <amodra@gmail.com>
3433 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3434 out-of-line gpr restore for one or two regs if that would add
3437 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.md
3441 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3442 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3443 as operand 0 predicate.
3444 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3446 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3447 Ditto. Emit the pattern using RTX.
3449 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3450 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3451 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3452 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3454 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3455 sse_reg_operand as operand 0 predicate.
3457 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3458 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3459 instead of gen_rtx_REG.
3460 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3463 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3465 * function.c (emit_use_return_register_into_block): Delete.
3466 (gen_return_pattern): Delete.
3467 (emit_return_into_block): Delete.
3468 (active_insn_between): Delete.
3469 (convert_jumps_to_returns): Delete.
3470 (emit_return_for_exit): Delete.
3471 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3472 simple_return for shrink-wrapped blocks.
3473 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3474 end of blocks that need one.
3475 (get_unconverted_simple_return): Delete.
3476 (convert_to_simple_return): Delete.
3477 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3478 (convert_to_simple_return): Ditto.
3480 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3482 * cfgcleanup.c (bb_is_just_return): New function.
3483 (try_optimize_cfg): Simplify jumps to return, branches to return,
3484 and branches around return.
3486 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3488 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3491 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3495 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3496 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3497 assert flags & OEP_HASH_CHECK, instead of asserting it
3498 never happens. Handle TARGET_EXPR.
3499 * fold-const.c (operand_equal_p): For hash verification,
3500 or in OEP_HASH_CHECK into flags.
3502 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3504 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3506 (compute_samebase_partition_bases): Fix typo.
3508 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3510 * config/i386/sse.md (vec_interleave_highv8sf,
3511 vec_interleave_lowv8sf, vec_interleave_highv4df,
3512 vec_interleave_lowv4df): Remove constraints from expanders.
3514 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3516 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3518 * tree-inline.c (expand_call_inline): Fix path dealing with
3519 making lhs of call statement undefined.
3521 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3523 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3524 Check availability on NODE, too.
3525 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3526 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3527 (varpool_node::call_for_symbol_and_aliase): Likewise.
3528 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3529 (propagate_pure_const): Propagate across interposable functions, too.
3530 (skip_function_for_local_pure_const): Do not skip interposable bodies
3532 (pass_local_pure_const::execute): Update.
3534 2016-05-04 Marek Polacek <polacek@redhat.com>
3536 * doc/invoke.texi: Document -Wdangling-else.
3538 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3540 * config.gcc: Error out when conflicting multilib is detected. Do not
3541 loop over multilibs since no combination is legal.
3543 2016-05-04 Alan Modra <amodra@gmail.com>
3545 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3546 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3547 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3550 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3552 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3553 Clean up p5600 comments.
3555 2016-05-04 Richard Biener <rguenther@suse.de>
3557 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3558 constructor simplifications.
3559 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3561 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3563 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3564 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3565 result.set_rtx is null instead of aborting.
3566 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3568 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3569 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3570 *mov<mode>_store_postinc): New patterns.
3572 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3574 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3575 as commutative. Check both conversions are NOP.
3576 ((A & B) OP (C & B)): Remove.
3578 2016-05-04 Alan Modra <amodra@gmail.com>
3580 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3582 2016-05-04 Alan Modra <amodra@gmail.com>
3585 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3586 when cr2,3,4 are all fixed regs.
3588 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3590 PR rtl-optimization/57193
3591 * opts.c (default_options_table): Revert OPT_frename_registers change.
3592 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3594 2016-05-03 Martin Sebor <msebor@redhat.com>
3597 * builtins.c (fold_builtin_FILE): New function.
3598 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3599 (fold_builtin_0): Call them.
3600 * gimplify.c (gimplify_call_expr): Remove the handling of
3601 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3604 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3605 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3609 * doc/extend.texi (Function Names as Strings): Update __func__,
3610 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3613 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3614 Richard Biener <rguenther@suse.de>
3616 PR tree-optimization/70916
3617 * tree-if-conv.c: Include cfganal.h.
3618 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3619 and remove_fake_exit_edges around the optimization pass.
3621 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3623 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3624 (cgraph_edge::make_direct): Likewise.
3625 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3626 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3627 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3628 (CIF_THUNK): New code.
3629 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3630 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3631 (compute_inline_parameters): Set inline_failed for thunks.
3632 (inline_analyze_function): Cleanup.
3633 * ipa-inline.c (can_inline_edge_p): Do not deal with
3634 call_stmt_cannot_inline_p.
3635 (can_early_inline_edge_p): Likewise.
3636 (early_inliner): Initialize inline_failed.
3637 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3639 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3641 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3642 from nonimm_ssenomem_operand.
3643 (nonimm_ssenomem_operand): New predicate.
3644 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3645 as operand 0 predicate.
3646 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3647 Disable unsupported alternatives using "enabled" attribute.
3648 Use register_ssemem_operand as operand 0 predicate.
3649 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3651 2016-05-03 Marek Polacek <polacek@redhat.com>
3654 * input.c (expansion_point_location): New function.
3655 * input.h (expansion_point_location): Declare.
3657 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3659 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3660 occurence with frame_offset_ ones.
3662 2016-05-03 Alan Modra <amodra@gmail.com>
3664 PR rtl-optimization/70890
3665 * ira.c (combine_and_move_insns): When moving def_insn, remove
3668 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3670 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3671 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3672 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3673 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3675 2016-05-03 Alan Modra <amodra@gmail.com>
3677 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3678 for SAVE_MULTIPLE/STORE_MULTIPLE.
3680 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3682 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3683 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3685 2016-05-03 Richard Biener <rguenther@suse.de>
3687 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3689 (gimplify_arg): Likewise.
3690 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3691 re-writing the result to a decl if required.
3692 (internal_get_tmp_var): Add allow_ssa parameter
3693 and override into_ssa with it.
3694 (get_formal_tmp_var): Adjust.
3695 (get_initialized_tmp_var): Add allow_ssa parameter.
3696 (gimplify_arg): Add allow_ssa parameter and avoid generating
3697 SSA names for the result false.
3698 (gimplify_call_expr): If the call may return twice do not
3699 gimplify parameters into SSA.
3700 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3701 (gimplify_modify_expr): Adjust assert. For noreturn calls
3702 with a SSA name LHS adjust its def.
3703 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3704 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3705 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3706 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3707 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3708 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3709 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3710 (optimize_target_teams): Do not allow SSA names for clause operands.
3711 (gimplify_expr): Likewise for where we mark the result addressable.
3712 * passes.def (pass_init_datastructures): Remove.
3713 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3714 (rewrite_stmt): Likewise.
3715 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3716 (replace_locals_op): Replace SSA names.
3717 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3718 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3719 * cgraph.c (release_function_body): Free CFG annotations only
3720 when we have a CFG. Simplify.
3721 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3722 force_gimple_operand instead of get_initialized_tmp_var.
3723 * tree-pass.h (make_pass_init_datastructures): Remove.
3724 * tree-ssa.c (execute_init_datastructures): Remove.
3725 (pass_data_init_datastructures): Likewise.
3726 (class pass_init_datastructures): Likewise.
3727 (make_pass_init_datastructures): Likewise.
3728 * omp-low.c (create_omp_child_function): Init SSA data structures.
3729 (grid_expand_target_grid_body): Likewise.
3730 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3731 name before adding it to names_to_release.
3732 (remove_bb): Always release SSA defs.
3733 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3734 before dereferencing it.
3735 * cgraphunit.c (init_lowered_empty_function): Always
3736 int SSA data structures.
3737 * tree-ssanames.c (release_defs): Remove assert that we are in
3739 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3741 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3742 Uros Bizjak <ubizjak@gmail.com>
3744 PR rtl-optimization/70467
3745 * config/i386/predicates.md (x86_64_hilo_int_operand,
3746 x86_64_hilo_general_operand): New predicates.
3747 * config/i386/constraints.md (Wd): New constraint.
3748 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3749 (general_hilo_operand): New mode attr.
3750 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3751 instead of <general_operand>.
3752 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3753 x86_64_hilo_general_operand instead of <general_operand>.
3755 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3757 PR tree-optimization/70916
3758 * tree-if-conv.c (constant_or_ssa_name): Removed.
3759 (fold_build_cond_expr): Use is_gimple_val instead of
3760 constant_or_ssa_name.
3762 PR tree-optimization/70916
3763 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3764 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3767 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3768 (optimize_atomic_bit_test_and): New function.
3769 (pass_fold_builtins::execute): Use it.
3770 * optabs.def (atomic_bit_test_and_set_optab,
3771 atomic_bit_test_and_complement_optab,
3772 atomic_bit_test_and_reset_optab): New optabs.
3773 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3774 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3775 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3776 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3777 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3778 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3779 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3780 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3781 atomic_bit_test_and_complement@var{mode},
3782 atomic_bit_test_and_reset@var{mode}): Document.
3783 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3784 atomic_bit_test_and_complement<mode>,
3785 atomic_bit_test_and_reset<mode>): New expanders.
3786 (atomic_bit_test_and_set<mode>_1,
3787 atomic_bit_test_and_complement<mode>_1,
3788 atomic_bit_test_and_reset<mode>_1): New insns.
3790 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3792 PR rtl-optimization/70687
3793 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3794 instead of unsigned HOST_WIDE_INT.
3796 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3798 PR rtl-optimization/44281
3799 * hard-reg-set.h (struct target_hard_regs): New field
3800 x_fixed_nonglobal_reg_set.
3801 (fixed_nonglobal_reg_set): New macro.
3802 * reginfo.c (init_reg_sets_1): Initialize it.
3803 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3805 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3807 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3809 PR tree-optimization/56541
3810 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3811 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3812 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3813 (any_complicated_phi): new static variable.
3814 (aggressive_if_conv): delete.
3815 (if_convertible_phi_p): support phis with more than two arguments.
3816 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3817 critical pred edges.
3818 (ifcvt_split_critical_edges): support phis with more than two
3819 arguments by checking new parameter. only split critical edges
3821 (tree_if_conversion): handle simd pragma marked loop using new
3822 local variable aggressive_if_conv. check any_complicated_phi.
3824 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3826 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3829 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3831 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3834 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3836 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3837 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3838 define_insn_and_split.
3839 (mulsi3_i): New define_insn_and_split.
3840 (mulsi3_call): Convert to define_insn.
3841 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3844 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3846 * machmode.h (mode_complex): Add support to give the complex mode
3848 (GET_MODE_COMPLEX_MODE): Likewise.
3849 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3850 stored by build_complex_type and gfc_build_complex_type instead of
3851 trying to figure out the appropriate mode based on the size. Raise
3852 an assertion error, if the type was not set.
3853 * genmodes.c (struct mode_data): Add field for the complex type of
3855 (blank_mode): Likewise.
3856 (make_complex_modes): Remember the complex mode created in the
3858 (emit_mode_complex): Write out the mode_complex array to map a
3859 type mode to the complex version.
3860 (emit_insn_modes_c): Likewise.
3861 * tree.c (build_complex_type): Set the complex type to use before
3862 calling layout_type.
3863 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3864 support for __float128 complex datatypes.
3865 (rs6000_hard_regno_mode_ok): Likewise.
3866 (rs6000_setup_reg_addr_masks): Likewise.
3867 (rs6000_complex_function_value): Likewise.
3868 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3869 __float128 and __ibm128 complex.
3870 (FLOAT128_IBM_P): Likewise.
3871 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3872 * doc/extend.texi (Additional Floating Types): Document that
3873 -mfloat128 must be used to enable __float128. Document complex
3874 __float128 and __ibm128 support.
3876 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3879 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3880 char/short arguments promoted to int because of promote_prototypes.
3882 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3885 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3886 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3887 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3888 alternatives using "enabled" attribute. Use register_ssemem_operand
3889 as operand 1 predicate.
3890 (*cmpi<unord>xf_i387): Split XFmode pattern from
3891 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3892 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3893 *absneg<mode>2_i387. Disable unsupported alternatives using
3894 "enabled" attribute.
3895 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3897 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3899 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3901 (oacc_loop_process): Check mask for loop termination.
3903 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3905 * cif-code.def (CIF_THUNK): Add.
3906 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3909 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3911 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3912 (dump_inline_summary): Dump it.
3913 (fp_expression_p): New predicate.
3914 (estimate_function_body_sizes): Use it.
3915 (inline_merge_summary): Merge fp_expressions.
3916 (inline_read_section): Read fp_expressions.
3917 (inline_write_summary): Write fp_expressions.
3918 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3919 codegen boundary if either caller or callee is !fp_expressions.
3920 * ipa-inline.h (inline_summary): Add fp_expressions.
3921 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3922 to fp_expressions be sure the fp generation flags are updated.
3924 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3926 PR rtl-optimization/70467
3927 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3929 PR rtl-optimization/70467
3930 * ipa-pure-const.c (check_call): Handle internal calls even in
3931 ipa mode like in local mode.
3933 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3935 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3937 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3939 * match.pd (X u< X, X u> X): New transformations.
3941 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3943 * flag-types.h (enum warn_strict_overflow_code): Move ...
3944 * coretypes.h: ... here.
3945 * fold-const.h (fold_overflow_warning): Declare.
3946 * fold-const.c (fold_overflow_warning): Make non-static.
3947 (fold_comparison): Move the transformation of X +- C1 CMP C2
3948 into X CMP C2 -+ C1 ...
3949 * match.pd: ... here.
3950 * gimple-fold.c (fold_stmt_1): Protect with
3951 fold_defer_overflow_warnings.
3953 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3955 * omp-low.c (struct oacc_loop): Add 'inner' field.
3956 (new_oacc_loop_raw): Initialize it to zero.
3957 (oacc_loop_fixed_partitions): Initialize it.
3958 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3959 available partitioning.
3961 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3963 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3965 (umulsidi3): Likewise.
3966 (indirect_jump): Fix jump instruction assembly patterns.
3968 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3971 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3972 (nvptx_function_value): Assert non-NULL cfun.
3974 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3976 PR rtl-optimization/70886
3977 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3979 * cselib.h (rtx_equal_for_cselib_1): Declare.
3980 (rtx_equal_for_cselib_p: New inline function.
3981 * cselib.c (rtx_equal_for_cselib_p): Delete.
3982 (rtx_equal_for_cselib_1): Make public.
3984 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3987 (register_mixssei387nonimm_operand): Remove predicate.
3988 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3989 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3990 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3991 for TARGET_MIX_SSE_I387 alternatives.
3992 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3993 Disable unsupported alternatives using "enabled" attribute. Use
3994 nonimm_ssenomem_operand as operand 1 predicate. Also check
3995 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3997 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3999 * tree.c (cst_and_fits_in_hwi): Simplify.
4001 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4003 * tree.h (wi::to_wide): New function.
4004 * expr.c (expand_expr_real_1): Use wi::to_wide.
4005 * fold-const.c (int_const_binop_1): Likewise.
4006 (extract_muldiv_1): Likewise.
4008 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4010 * wide-int.h: Update offset_int and widest_int documentation.
4011 (WI_SIGNED_SHIFT_RESULT): New macro.
4012 (wi::binary_shift): Define signed_shift_result_type for
4013 shifts on offset_int- and widest_int-like types.
4014 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4015 * tree.h (int_bit_position): Use shift operators instead of wi::
4017 * alias.c (adjust_offset_for_component_ref): Likewise.
4018 * expr.c (get_inner_reference): Likewise.
4019 * fold-const.c (fold_comparison): Likewise.
4020 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4021 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4022 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4023 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4024 (stmt_kills_ref_p): Likewise.
4025 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4026 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4028 (ao_ref_init_from_vn_reference): Likewise.
4030 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4032 * wide-int.h: Update offset_int and widest_int documentation.
4033 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4034 (wi::binary_traits): Allow ordered comparisons between offset_int and
4035 offset_int, between widest_int and widest_int, and between either
4036 of these types and basic C types.
4037 (operator <, <=, >, >=): Define for the same combinations.
4038 * tree.h (tree_int_cst_lt): Use comparison operators instead
4039 of wi:: comparisons.
4040 (tree_int_cst_le): Likewise.
4041 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4042 (fold_nonarray_ctor_reference): Likewise.
4043 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4044 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4045 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4046 * tree-sra.c (completely_scalarize): Likewise.
4047 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4048 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4049 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4050 (check_for_binary_op_overflow): Likewise.
4051 (search_for_addr_array): Likewise.
4052 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4054 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4056 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4057 (arc_save_restore): Likewise.
4058 (arc_dwarf_register_span): Likewise.
4059 (arc_output_pic_addr_const): Initialize suffix variable.
4061 2016-05-02 Martin Liska <mliska@suse.cz>
4063 * symbol-summary.h (function_summary::function_summary):
4064 Remove checking assert for all cgraph nodes.
4065 (function_summary::get): Check summary_uid.
4066 (symtab_insertion): Check summary_uid.
4068 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4070 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4071 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4073 (arc_dwarf_register_span): Remove enum keyword.
4074 (compact_memory_operand_p): New function.
4075 * config/arc/arc.h (reg_class): Add code density register classes.
4076 (REG_CLASS_NAMES): Likewise.
4077 (REG_CLASS_CONTENTS): Likewise.
4078 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4079 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4080 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4081 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4082 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4084 (h, Rcd, Rsd, Rzd): New register constraints.
4085 (T): Use compact_memory_operand_p function.
4086 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4088 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4090 * config/sh/sh.md (*negnegt, *movtt): Remove.
4092 2016-05-02 Marek Polacek <polacek@redhat.com>
4093 Tom de Vries <tom@codesourcery.com>
4095 PR tree-optimization/70700
4096 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4097 bigger than FIRST_REF_NODE.
4099 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4102 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4104 (prepare_cbranch_operands): Don't use scratch register. Assume that
4105 function is used when pseudos can be created.
4106 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4107 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4108 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4109 define_expand. Allow it only when pseudos can be created.
4110 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4112 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4114 * config/i386/constraints.md (BC): Only allow -1 operands.
4115 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4116 Add "enabled" attribute. Update XI mode attribute calculation.
4117 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4118 (*movoi_internal_avx): Update XI mode attribute calculation.
4119 (*movti_internal): Ditto.
4121 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4123 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4124 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4126 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4128 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4129 statement on instruction code. Remove trailing spaces.
4130 (altivec_expand_stv_builtin): Likewise.
4132 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4134 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4135 (TARGET_FPU_DOUBLE): Simplify.
4136 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4137 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4138 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4139 with 'TARGET_FPU_DOUBLE'.
4140 * config/sh/sh.md: Likewise.
4142 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4144 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4145 SH_DIV_STR_FOR_SIZE): Remove.
4146 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4147 SH_DIV_STR_FOR_SIZE): Remove.
4149 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4151 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4152 logical_reg_operand): Delete.
4153 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4154 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4155 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4156 match_operand and match_test.
4157 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4158 variables on their first use. Return bool values.
4159 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4160 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4161 arith_reg_operand for input operand. Remove empty constraints.
4163 (*xorsi3_compact): Rename to xorsi3.
4164 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4165 (*zero_extend<mode>si2_disp_mem): Update comment.
4168 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4170 * config/sh/t-sh: Remove SH5 support.
4171 * config.gcc: Likewise.
4172 * configure: Likewise.
4174 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4176 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4178 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4180 * config/sh/sh.c (register_sh_passes, sh_option_override,
4181 sh_print_operand, prepare_move_operands,
4182 sh_can_follow_jump): Remove TARGET_SH1 checks.
4183 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4184 PROMOTE_MODE): Likewise.
4185 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4188 2016-04-30 Alan Modra <amodra@gmail.com>
4190 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4191 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4192 Check for user regs later to avoid unnecessary looping over regs.
4193 Merge user reg check with non-saved reg check. Don't force
4194 inline VR restore when static chain used.
4195 (rs6000_frame_related): Omit eh_frame info for user regs when
4197 (fixed_regs_p): Delete.
4199 2016-04-30 Alan Modra <amodra@gmail.com>
4201 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4202 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4205 2016-04-30 Alan Modra <amodra@gmail.com>
4208 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4209 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4212 2016-04-30 Alan Modra <amodra@gmail.com>
4214 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4215 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4216 flag_pic test for Darwin.
4218 2016-04-30 Alan Modra <amodra@gmail.com>
4220 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4221 throw_calls_crossed.
4222 (REG_FREQ_CALLS_CROSSED): Delete.
4223 (REG_N_THROWING_CALLS_CROSSED): Delete.
4224 * regstat.c (regstat_bb_compute_ri): Don't calculate
4225 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4226 (dump_reg_info): Don't print call cross frequency.
4227 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4228 and REG_N_THROWING_CALLS_CROSSED.
4230 2016-04-30 Alan Modra <amodra@gmail.com>
4232 * regs.h (struct reg_info_t): Delete live_length.
4233 (REG_LIVE_LENGTH): Delete macro.
4234 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4235 local_live, local_processed and local_live_last_luid params.
4236 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4238 (regstat_compute_ri): Adjust for above. Don't set
4240 (dump_reg_info): Don't print live length.
4241 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4242 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4243 Localize loop_depth var.
4245 2016-04-30 Alan Modra <amodra@gmail.com>
4247 * ira.c (enum valid_equiv): New.
4248 (validate_equiv_mem): Return enum.
4249 (update_equiv_mem): Create replacement in more cases.
4250 (add_store_equivs): Update validate_equiv_mem call.
4252 2016-04-30 Alan Modra <amodra@gmail.com>
4254 * ira.c (combine_and_move_insns): Rather than scanning insns,
4255 use DF infrastucture to find use and def insns.
4257 2016-04-30 Alan Modra <amodra@gmail.com>
4259 ira.c (combine_and_move_insns): Move invariant conditions..
4260 (ira.c): ..to here. Call combine_and_move_insns before
4261 add_store_equivs. Call grow_reg_equivs later. Allocate
4262 req_equiv later using max_reg_num() rather than global max_regno.
4263 (contains_replace_regs): Delete.
4264 (add_store_equivs): Remove contains_replace_regs test.
4266 2016-04-30 Alan Modra <amodra@gmail.com>
4268 * ira.c (struct equiv_mem_data): New.
4269 (equiv_mem, equiv_mem_modified): Delete static vars.
4270 (validate_equiv_mem_from_store): Use "data" param to communicate..
4271 (validate_equiv_mem): ..from here.
4273 2016-04-30 Alan Modra <amodra@gmail.com>
4275 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4277 (update_reg_equivs): ..here. Move allocation and freeing of
4278 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4279 end_alias_analysis to..
4282 2016-04-30 Alan Modra <amodra@gmail.com>
4284 * ira.c (pdx_subregs): Delete.
4285 (struct equivalence): Add pdx_subregs field.
4286 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4288 (update_equiv_regs): Don't create or free pdx_subregs. Update
4291 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4293 * config/rs6000/altivec.h: Change definitions of vec_xl and
4295 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4296 (LD_ELEMREV_V2DI): New.
4297 (LD_ELEMREV_V4SF): New.
4298 (LD_ELEMREV_V4SI): New.
4299 (LD_ELEMREV_V8HI): New.
4300 (LD_ELEMREV_V16QI): New.
4301 (ST_ELEMREV_V2DF): New.
4302 (ST_ELEMREV_V2DI): New.
4303 (ST_ELEMREV_V4SF): New.
4304 (ST_ELEMREV_V4SI): New.
4305 (ST_ELEMREV_V8HI): New.
4306 (ST_ELEMREV_V16QI): New.
4309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4310 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4311 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4312 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4313 (altivec_expand_builtin): Add handling for
4314 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4315 (rs6000_invalid_builtin): Add error-checking for
4316 RS6000_BTM_P9_VECTOR.
4317 (altivec_init_builtins): Define builtins used to implement vec_xl
4319 (rs6000_builtin_mask_names): Define power9-vector.
4320 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4321 (RS6000_BTM_P9_VECTOR): Define.
4322 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4323 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4324 (vsx_ld_elemrev_v2df): Likewise.
4325 (vsx_ld_elemrev_v4sf): Likewise.
4326 (vsx_ld_elemrev_v4si): Likewise.
4327 (vsx_ld_elemrev_v8hi): Likewise.
4328 (vsx_ld_elemrev_v16qi): Likewise.
4329 (vsx_st_elemrev_v2df): Likewise.
4330 (vsx_st_elemrev_v2di): Likewise.
4331 (vsx_st_elemrev_v4sf): Likewise.
4332 (vsx_st_elemrev_v4si): Likewise.
4333 (vsx_st_elemrev_v8hi): Likewise.
4334 (vsx_st_elemrev_v16qi): Likewise.
4335 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4338 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4340 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4342 (simplify_control_stmt_condition_1): ... here. Recurse into
4343 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4345 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4348 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4349 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4350 define_insn_and_split to define_insn.
4351 (zero_extendqi<mode>2_dot2): Same.
4352 (extendqi<mode>2_dot): Same.
4353 (extendqi<mode>2_dot2): Same.
4355 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4358 (probe_stack): New expander.
4359 (probe_stack_<mode>): New insn pattern.
4361 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.md
4364 (operations with memory inputs setting flags peephole2):
4365 Remove uneeded REG_P checks. Cleanup pattern generation.
4367 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4369 * tree-vect-loop.c (vect_transform_loop): Fix
4370 nb_iterations_upper_bound computation for vectorized loop.
4372 2016-04-29 Marek Polacek <polacek@redhat.com>
4373 Jakub Jelinek <jakub@redhat.com>
4376 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4377 TARGET_EXPR_SLOT as a base.
4379 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4381 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4382 with 'rCm2' constraints to limit possible immediate size.
4383 (*load_zeroextendqisi_update): Likewise.
4384 (*load_signextendqisi_update): Likewise.
4385 (*loadhi_update): Likewise.
4386 (*load_zeroextendhisi_update): Likewise.
4387 (*load_signextendhisi_update): Likewise.
4388 (*loadsi_update): Likewise.
4389 (*loadsf_update): Likewise.
4391 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4393 * config/i386/predicates.md (constm1_operand): Fix comparison.
4395 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4397 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4399 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4401 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4402 remaining SH5 related settings.
4403 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4404 shmedia_prepare_call_address): Delete.
4405 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4406 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4407 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4408 UNSUPPORTED_SH2A): Remove m5 checks.
4409 (sh_divide_strategy_e): Remove SH5 division strategies.
4410 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4411 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4413 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4415 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4417 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4419 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4420 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4422 * config/s390/vector.md ("mov<mode>"): Likewise.
4424 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4426 * config/s390/constraints.md ("U", "W"): Invoke
4427 s390_mem_constraint with "ZR" and "ZT".
4428 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4429 addresses when using LRA. Accept also short displacements for S
4430 and T constraints. Do not check for long displacement target for
4431 S and T constraints.
4432 (s390_mem_constraint): Remove handling of U and W constraints.
4433 * config/s390/s390.md (various patterns): Remove the short
4434 displacement constraints (Q and R) if a long displacement
4435 constraint is present. Add longdisp as required CPU capability.
4436 * config/s390/vector.md: Likewise.
4437 * config/s390/vx-builtins.md: Likewise.
4439 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4442 * reload1.c (reload): Call finish_spills before
4443 restarting reload loop. Skip select_reload_regs
4444 if update_eliminables_and_spill returns true.
4446 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4448 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4449 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4450 (umulhisi3_imm): Update predicates and constraint letters.
4451 (umulhisi3_reg): Declare instruction as commutative.
4452 * config/arc/constraints.md (J12, J16): New constraints.
4453 * config/arc/predicates.md (short_unsigned_const_operand): New
4455 (arc_short_operand): Likewise.
4456 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4458 2016-04-29 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/13962
4461 PR tree-optimization/65686
4462 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4463 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4464 using PTA to compare pointers.
4465 * match.pd: Add pattern for pointer equality compare simplification
4466 using ptrs_compare_unequal.
4468 2016-04-29 Richard Biener <rguenther@suse.de>
4470 * stor-layout.c (layout_type): Do not build a pointer-to-element
4473 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4475 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4476 Use SWI mode iterator. Use general_reg_operand predicate.
4477 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4478 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4481 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4484 * fold-const.c (operand_equal_p): Don't verify hash value equality
4486 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4489 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4492 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4493 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4494 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4495 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4496 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4498 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4500 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4501 to info. Don't initialize separate fields to 0. Clean up
4504 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.md (peephole2s for operations with memory inputs):
4507 Use SWI mode iterator.
4508 (peephole2s for operations with memory outputs): Ditto.
4509 Do not check for stack checking probe.
4511 (probe_stack): Remove expander.
4513 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4514 Andrew Burgess <andrew.burgess@embecosm.com>
4516 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4517 operands as 32-bits.
4519 2016-04-28 Jason Merrill <jason@redhat.com>
4521 * gdbinit.in: Skip line-map.h.
4523 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4524 Andrew Burgess <andrew.burgess@embecosm.com>
4526 * config/arc/arc.c (arc_conditional_register_usage): Take
4527 TARGET_RRQ_CLASS into account.
4528 (arc_print_operand): Support printing 'p' and 's' operands.
4529 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4531 (TARGET_RRQ_CLASS): Define.
4532 (IS_POWEROF2_OR_0_P): Define.
4533 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4535 (*tst_movb): New define_insn.
4536 (*tst): Avoid recognition if it could prevent '*tst_movb'
4537 combination; replace c/CnL with c/Chs alternative.
4538 (*tst_bitfield_tst): New define_insn.
4539 (*tst_bitfield_asr): New define_insn.
4540 (*tst_bitfield): New define_insn.
4541 (andsi3_i): Add Rrq variant.
4542 (extzv): New define_expand.
4543 (insv): New define_expand.
4544 (*insv_i): New define_insn.
4545 (*movb): New define_insn.
4546 (*movb_signed): New define_insn.
4547 (*movb_high): New define_insn.
4548 (*movb_high_signed): New define_insn.
4549 (*movb_high_signed + 1): New define_split pattern.
4550 (*mrgb): New define_insn.
4551 (*mrgb + 1): New define_peephole2 pattern.
4552 (*mrgb + 2): New define_peephole2 pattern.
4553 * config/arc/arc.opt (mbitops): New option for nps400, uses
4554 TARGET_NPS_BITOPS_DEFAULT.
4555 * config/arc/constraints.md (q): Make register class conditional.
4556 (Rrq): New register constraint.
4557 (Chs): New constraint.
4558 (Clo): New constraint.
4559 (Chi): New constraint.
4560 (Cbf): New constraint.
4561 (Cbn): New constraint.
4562 (C18): New constraint.
4563 (Cbi): New constraint.
4565 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4567 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4569 (bitmap_intersection_of_preds): Ditto.
4570 (bitmap_union_of_succs): Ditto.
4571 (bitmap_union_of_preds): Ditto.
4572 * sbitmap.c (do_popcount): Delete.
4573 (BITMAP_DEBUGGING): Delete.
4574 (sbitmap_verify_popcount): Delete.
4575 (sbitmap_alloc): Don't initialize the popcount field.
4576 (sbitmap_alloc_with_popcount): Delete.
4577 (sbitmap_resize): Don't resize the popcount array.
4578 (sbitmap_vector_alloc): Don't initialize the popcount field.
4579 (bitmap_copy): Don't copy the popcount array.
4580 (bitmap_clear): Don't clear the popcount array.
4581 (bitmap_clear): Delete the popcount array handling.
4582 (bitmap_ior_and_compl): Delete the popcount assert.
4583 (bitmap_not): Ditto.
4584 (bitmap_and_compl): Ditto.
4585 (bitmap_and): Delete the popcount array handling.
4586 (bitmap_xor): Ditto.
4587 (bitmap_ior): Ditto.
4588 (bitmap_or_and): Delete the popcount assert.
4589 (bitmap_and_or): Ditto.
4590 (popcount_table): Delete.
4591 (sbitmap_elt_popcount): Delete.
4592 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4593 (bitmap_set_bit): Delete the popcount assert.
4594 (bitmap_clear_bit): Ditto.
4595 (sbitmap_free): Don't free the popcount array.
4596 (sbitmap_alloc_with_popcount): Delete declaration.
4597 (sbitmap_popcount): Ditto.
4599 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4600 Andrew Burgess <andrew.burgess@embecosm.com>
4602 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4603 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4604 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4605 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4606 * config/arc/arc.opt (mcmem): New option.
4607 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4608 supply length for r/m alternative.
4609 (*extendqisi2_ac): Likewise.
4610 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4612 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4613 (movhi_insn): Likewise.
4614 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4615 (*zero_extendqihi2_i): Add r/Ucm alternative.
4616 (*zero_extendqisi2_ac): Likewise.
4617 (*zero_extendhisi2_i): Likewise.
4618 * config/arc/constraints.md (Uex): New memory constraint.
4619 (Ucm): New define_constraint.
4620 * config/arc/predicates.md (long_immediate_loadstore_operand):
4621 Return 0 for MEM with cmem_address address.
4622 (cmem_address_0): New predicates.
4623 (cmem_address_1): Likewise.
4624 (cmem_address_2): Likewise.
4625 (cmem_address): Likewise.
4627 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4629 * config/rs6000/rs6000.c (machine_function): Rename
4630 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4631 (rs6000_stack_info): Adjust.
4633 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4634 Andrew Burgess <andrew.burgess@embecosm.com>
4636 * config/arc/constraints.md (Usd): Convert to define_constraint.
4640 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4643 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4644 Add new peephole2 where the first insn is *mov<mode>_or instead of
4645 *mov<mode>_internal.
4647 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4649 * tracer.c (bb_seen): Make static.
4651 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4653 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4654 support, setup defaults.
4655 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4656 * config/arc/arc.c (arc_init): Add NPS400 support.
4657 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4658 (TARGET_ARC700): NPS400 is also an ARC700.
4659 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4661 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4664 * config/nds32/nds32.md (casesi): Don't access the operands array
4667 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4670 (or $-1,reg peephole2): Ditto.
4671 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4673 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4675 * doc/extend.texi (Common Function Attributes) [optimize]:
4676 Discourage use of the optimize attribute.
4678 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4680 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4681 special case builtin.
4682 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4683 ALTIVEC_BUILTIN_VEC_ADDE.
4684 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4685 support for ALTIVEC_BUILTIN_VEC_ADDE.
4686 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4687 for __builtin_vec_adde.
4689 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4691 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4692 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4694 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4698 attributes): Document cilkplus_runtime.
4700 2016-04-28 Martin Jambor <mjambor@suse.cz>
4702 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4703 this function. Call verify_expr on MEM_REFs and bases of other
4706 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4708 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4709 for WORD_REGISTER_OPERATIONS to runtime check.
4711 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4713 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4715 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4717 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4718 big-endian compilation.
4719 * config/arc/arc.md (addf3): Likewise.
4723 2016-04-28 Richard Biener <rguenther@suse.de>
4725 PR tree-optimization/70840
4726 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4727 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4728 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4729 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4731 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4733 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4734 and explain why in a comment.
4736 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4738 * config/arc/arc.md (cpu_facility): Add fpx variant.
4739 (subdf3): Prohibit use reverse sub when assist operations option
4741 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4742 instructions only when FPX is enabled.
4743 * testsuite/gcc.target/arc/trsub.c: New test.
4745 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4748 mult_operator when calculating "type" attribute.
4749 (*fop_<mode>_1_i387): Ditto.
4750 (*fop_xf_1_i387): Ditto.
4751 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4752 Use std::swap to swap operands. Use RTL expressions to generate
4755 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4756 Joern Rennecke <joern.rennecke@embecosm.com>
4758 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4760 (emit_pic_move): Remove.
4761 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4762 * config/arc/arc.c (emit_pic_move): Removed.
4763 (TARGET_HAVE_TLS): Define.
4764 (arc_conditional_register_usage): Test for arc_tp_regno.
4765 (arc_print_operand, arc_print_operand_address): Handle TLS
4767 (arc_needs_pcl_p): New function.
4768 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4769 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4770 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4771 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4772 (arc_legitimize_tls_address): Likewise.
4773 (DTPOFF_ZERO_SYM): Define.
4774 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4775 (arc_output_pic_addr_const): Print TLS unspecs.
4776 (prepare_pic_move): New function, replaces emit_pic_move.
4777 (arc_legitimate_constant_p): Handle TLS unspecs.
4778 (arc_legitimate_address_p): Likewise.
4779 (arc_rewrite_small_data_p): Use assert for TLS constants.
4780 (prepare_move_operands): Use prepare_pic_move.
4781 (arc_legitimize_address): Legitimize tls addresses.
4782 (arc_epilogue_uses): Check for arc_tp_regno.
4783 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4784 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4786 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4788 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4789 %(arc_tls_extra_start_spec).
4790 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4791 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4793 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4794 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4795 (UNSPEC_TLS_OFF): Add.
4797 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4798 (get_thread_pointersi): New patterns.
4799 * config/arc/arc.opt (mtp-regno): New option.
4800 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4801 (move_dest_operand): Likewise.
4802 * configure: Regenerate.
4803 * configure.ac: Add arc*-*-* case to test for tls.
4804 * doc/invoke.texi (ARC options): Document mtp-regno.
4806 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4808 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4809 the new ARC HS SIMD instructions.
4810 (arc_preferred_simd_mode): New function.
4811 (arc_autovectorize_vector_sizes): Likewise.
4812 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4813 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4814 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4815 (arc_init_builtins): Add new SIMD builtin types.
4816 (arc_split_move): Handle 64 bit vector moves.
4817 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4818 (TARGET_PLUS_QMACW): Define.
4819 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4820 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4821 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4822 (VSUBADD4H): New builtins.
4823 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4824 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4826 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4827 Matthias Klose <doko@debian.org>
4829 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4831 2016-04-28 Richard Biener <rguenther@suse.de>
4834 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4837 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4839 * common/config/sh/sh-common.c: Remove SH5 support.
4840 * config/sh/constraints.md: Likewise.
4841 * config/sh/config/sh/elf.h: Likewise.
4842 * config/sh/linux.h: Likewise.
4843 * config/sh/netbsd-elf.h: Likewise.
4844 * config/sh/predicates.md: Likewise.
4845 * config/sh/sh-c.c: Likewise.
4846 * config/sh/sh-protos.h: Likewise.
4847 * config/sh/sh.c: Likewise.
4848 * config/sh/sh.h: Likewise.
4849 * config/sh/sh.md: Likewise.
4850 * config/sh/sh.opt: Likewise.
4851 * config/sh/sync.md: Likewise.
4852 * config/sh/sh64.h: Delete.
4853 * config/sh/shmedia.h: Likewise.
4854 * config/sh/shmedia.md: Likewise.
4855 * config/sh/sshmedia.h: Likewise.
4856 * config/sh/t-netbsd-sh5-64: Likewise.
4857 * config/sh/t-sh64: Likewise.
4858 * config/sh/ushmedia.h: Likewise.
4860 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4863 general_reg_operand instead of register_operand predicate.
4865 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4867 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4869 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4871 * match.pd (A - B > A, A + B < A): New transformations.
4873 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4875 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4876 which defaults to true. Emit an outer pair of parentheses only if
4877 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4878 don't emit parentheses for the right-hand operand.
4880 2016-04-27 Jeff Law <law@redhat.com>
4882 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4884 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4886 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4887 (altivec_lvx_<mode>_internal): Document.
4888 (altivec_lvx_<mode>_2op): New define_insn.
4889 (altivec_lvx_<mode>_1op): Likewise.
4890 (altivec_lvx_<mode>_2op_si): Likewise.
4891 (altivec_lvx_<mode>_1op_si): Likewise.
4892 (altivec_stvx_<mode>): Remove.
4893 (altivec_stvx_<mode>_internal): Document.
4894 (altivec_stvx_<mode>_2op): New define_insn.
4895 (altivec_stvx_<mode>_1op): Likewise.
4896 (altivec_stvx_<mode>_2op_si): Likewise.
4897 (altivec_stvx_<mode>_1op_si): Likewise.
4898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4899 Expand vec_ld and vec_st during parsing.
4900 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4902 (altivec_expand_stvx_be): Likewise.
4903 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4904 address-masking behavior in RTL.
4905 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4906 address-masking behavior in RTL.
4907 (altivec_expand_builtin): Change builtin code arguments for calls
4908 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4909 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4910 presence of lvx/stvx patterns.
4911 (alignment_with_canonical_addr): New function.
4912 (alignment_mask): Likewise.
4913 (find_alignment_op): Likewise.
4914 (recombine_lvx_pattern): Likewise.
4915 (recombine_stvx_pattern): Likewise.
4916 (recombine_lvx_stvx_patterns): Likewise.
4917 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4918 stvx patterns from expand.
4919 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4921 (vector_altivec_store_<mode>): Likewise.
4923 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4925 * config/aarch64/aarch64.md
4926 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4927 remove the "fp" attributes.
4928 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4929 add the "simd" attributes.
4930 (*movdf_aarch64): Likewise.
4931 (*movtf_aarch64): Remove the "fp" attributes.
4932 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4933 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4935 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4937 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4938 rtx to rtx_code_label *.
4939 * rtl.h (maybe_set_first_label_num): Likewise.
4941 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4943 * df-core.c (df_add_problem): Make the problem param be const.
4944 (df_remove_problem): Make local "problem" be const.
4945 * df-problems.c (problem_RD): Make const.
4946 (problem_LR): Likewise.
4947 (problem_LIVE): Likewise.
4948 (problem_MIR): Likewise.
4949 (problem_CHAIN): Likewise.
4950 (problem_WORD_LR): Likewise.
4951 (problem_NOTE): Likewise.
4952 (problem_MD): Likewise.
4953 * df-scan.c (problem_SCAN): Likewise.
4954 * df.h (struct df_problem): Make field "dependent_problem" be
4956 (struct dataflow): Likewise for field "problem".
4957 (df_add_problem): Make param const.
4959 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4961 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4962 inter-unit moves to/from vector registers are enabled. Do not disable
4965 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4967 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4968 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4970 (enum df_problem_id): ...this new enum.
4971 (struct df_problem): Convert field "id" from "int" to
4974 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4976 * rtl.def: Update comment for "things in the instruction chain" to
4977 reflect the removal of the leading "i" field for INSN_UID in
4978 r210360. Fix bogus apostrophe.
4980 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.md
4983 (lea arith with mem operand + setcc peephole2): Set operator mode.
4985 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4989 (dimode_scalar_to_vector_candidate_p): This.
4990 (timode_scalar_to_vector_candidate_p): New function.
4991 (scalar_to_vector_candidate_p): Likewise.
4992 (timode_check_non_convertible_regs): Likewise.
4993 (timode_remove_non_convertible_regs): Likewise.
4994 (remove_non_convertible_regs): Likewise.
4995 (remove_non_convertible_regs): Renamed to ...
4996 (dimode_remove_non_convertible_regs): This.
4997 (scalar_chain::~scalar_chain): Make it virtual.
4998 (scalar_chain::compute_convert_gain): Make it pure virtual.
4999 (scalar_chain::mark_dual_mode_def): Likewise.
5000 (scalar_chain::convert_insn): Likewise.
5001 (scalar_chain::convert_registers): Likewise.
5002 (scalar_chain::add_to_queue): Make it protected.
5003 (scalar_chain::emit_conversion_insns): Likewise.
5004 (scalar_chain::replace_with_subreg): Likewise.
5005 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5006 (scalar_chain::convert_op): Likewise.
5007 (scalar_chain::convert_reg): Likewise.
5008 (scalar_chain::make_vector_copies): Likewise.
5009 (scalar_chain::convert_registers): New pure virtual function.
5010 (class dimode_scalar_chain): New class.
5011 (class timode_scalar_chain): Likewise.
5012 (scalar_chain::mark_dual_mode_def): Renamed to ...
5013 (dimode_scalar_chain::mark_dual_mode_def): This.
5014 (timode_scalar_chain::mark_dual_mode_def): New function.
5015 (timode_scalar_chain::convert_insn): Likewise.
5016 (dimode_scalar_chain::convert_registers): Likewise.
5017 (scalar_chain::compute_convert_gain): Renamed to ...
5018 (dimode_scalar_chain::compute_convert_gain): This.
5019 (scalar_chain::replace_with_subreg): Renamed to ...
5020 (dimode_scalar_chain::replace_with_subreg): This.
5021 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5022 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5023 (scalar_chain::make_vector_copies): Renamed to ...
5024 (dimode_scalar_chain::make_vector_copies): This.
5025 (scalar_chain::convert_reg): Renamed to ...
5026 (dimode_scalar_chain::convert_reg ): This.
5027 (scalar_chain::convert_op): Renamed to ...
5028 (dimode_scalar_chain::convert_op): This.
5029 (scalar_chain::convert_insn): Renamed to ...
5030 (dimode_scalar_chain::convert_insn): This.
5031 (scalar_chain::convert): Call convert_registers.
5032 (convert_scalars_to_vector): Change to scalar_chain pointer to
5033 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5034 in 32-bit mode. Delete scalar_chain pointer. Call
5035 free_dominance_info in 64-bit mode.
5036 (pass_stv::gate): Remove TARGET_64BIT check.
5037 (ix86_option_override): Put the 64-bit STV pass before the CSE
5040 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5042 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5043 dw_loc_frame_offset field.
5044 * dwarf2out.c (new_loc_descr): Likewise.
5045 (resolve_args_picking_1): Turn the VISITED hash set into a
5046 FRAME_OFFSET hash map. Use it to associate a frame offset to
5047 visited nodes. Remove uses of the CHECKING_P macro.
5048 (resolve_args_picking): Update call to resolve_args_picking_1.
5050 2016-04-27 Martin Liska <mliska@suse.cz>
5052 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5053 (free_loop_data): Release vuses of groups.
5055 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5057 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5058 instead of redundant use_id and boolean have_use_for.
5059 (struct iv_use): Change sub_id into group_id. Remove field next.
5060 Move fields: related_cands, n_map_members, cost_map and selected
5062 (struct iv_group): ... here. New structure.
5063 (struct iv_common_cand): Use structure declaration directly.
5064 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5065 (MAX_CONSIDERED_USES): Rename macro to ...
5066 (MAX_CONSIDERED_GROUPS): ... here.
5067 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5068 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5069 (dump_uses): Rename to ...
5070 (dump_groups): ... here. Update all uses.
5071 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5072 (find_induction_variables): Refactor format of dump information.
5073 (record_sub_use): Delete.
5074 (record_use): Update all uses.
5075 (record_group): New function.
5076 (record_group_use, find_interesting_uses_op): Call above functions.
5078 (find_interesting_uses_cond): Ditto.
5079 (group_compare_offset): New function.
5080 (split_all_small_groups): Rename to ...
5081 (split_small_address_groups_p): ... here. Update all uses.
5082 (split_address_groups): Update all uses.
5083 (find_interesting_uses): Refactor format of dump information.
5084 (add_candidate_1): Update all uses. Remove redundant check on iv,
5086 (add_candidate, record_common_cand): Remove redundant assert.
5087 (add_iv_candidate_for_biv): Update use.
5088 (add_iv_candidate_derived_from_uses): Update all uses.
5089 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5090 (alloc_use_cost_map): Ditto.
5091 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5092 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5093 (determine_use_iv_cost_generic): Ditto.
5094 (determine_group_iv_cost_generic): Ditto.
5095 (determine_use_iv_cost_address): Ditto.
5096 (determine_group_iv_cost_address): Ditto.
5097 (determine_use_iv_cost_condition): Ditto.
5098 (determine_group_iv_cost_cond): Ditto.
5099 (determine_use_iv_cost): Ditto.
5100 (determine_group_iv_cost): Ditto.
5101 (set_autoinc_for_original_candidates): Update all uses.
5102 (find_iv_candidates): Update all uses. Refactor dump information.
5103 (determine_use_iv_costs): Ditto.
5104 (determine_iv_costs): Ditto.
5105 (iv_ca_cand_for_use): Rename to ...
5106 (iv_ca_cand_for_group): ... here. Update all uses.
5107 (iv_ca_add_use, iv_ca_add_group): Ditto.
5108 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5109 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5110 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5111 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5112 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5113 (create_new_iv, adjust_iv_update_pos): Ditto.
5114 (rewrite_use_address): Delete.
5115 (rewrite_use_address_1): Rename to ...
5116 (rewrite_use_address): ... here.
5117 (rewrite_use_compare): Update all uses.
5118 (rewrite_use): Delete.
5119 (rewrite_uses): Rename to ...
5120 (rewrite_groups): ... here. Update all uses.
5121 (remove_unused_ivs, free_loop_data): Update all uses.
5122 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5124 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5126 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5127 for WORD_REGISTER_OPERATIONS to runtime check.
5129 2016-04-27 Richard Biener <rguenther@suse.de>
5132 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5133 aggregate_value_p to determine if a function result is
5134 returned by reference.
5135 (ipa_pta_execute): Functions having their address taken are
5136 not automatically nonlocal.
5138 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5141 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5142 * fold-const.c (operand_equal_p): If flag_checking and
5143 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5144 and if it returns non-zero, assert iterative_hash_expr on both
5147 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5149 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5151 2016-04-27 Nick Clifton <nickc@redhat.com>
5154 * varasm.c (merge_weak): Generate an error if an attempt is made
5155 to convert a non-weak static function into a weak, public function.
5157 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5159 * params.def (MAX_PARTITION_SIZE): New param.
5160 * doc/invoke.texi: Document lto-max-partition.
5162 2016-04-27 Richard Biener <rguenther@suse.de>
5165 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5166 function cummulating used_from_other_partition, externally_visible
5167 and force_output from aliases.
5168 (refered_from_nonlocal_var): Likewise.
5169 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5170 node flags properly.
5172 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5174 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5175 (-Wmemset-elt-size): New item.
5177 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5180 * stor-layout.h (internal_reference_types): Delete.
5181 * stor-layout.c (reference_types_internal): Likewise.
5182 (internal_reference_types): Likewise.
5183 (layout_type) <REFERENCE_TYPE>: Adjust.
5185 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5188 * tree.h (inchash::add_expr): Add FLAGS argument.
5189 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5190 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5191 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5192 Formatting fix. Adjust recursive calls. For tcc_comparison,
5193 if swap_tree_comparison (code) is smaller than code, hash that
5194 and arguments in the other order. Hash CONVERT_EXPR the same
5195 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5196 of ADDR_EXPR of decl as the decl itself. Add or remove
5197 OEP_ADDRESS_OF from recursive flags as needed. For
5198 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5199 operands commutatively and only the third one normally.
5200 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5202 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5204 * config/rtems.h (LIB_SPEC): Add -latomic.
5206 2016-04-27 Joel Sherrill <joel@rtems.org>
5208 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5209 xilink.ld and flags not relevant to RTEMS.
5211 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5213 * toplev.c (backend_init_target): Avoid calling init_reload when using
5216 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5218 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5219 for loops rather than one for the whole function.
5221 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5223 * match.pd (X + CST CMP X): New transformation.
5225 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5227 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5228 * fold-const.c (fold_binary_loc): Remove 2 transformations
5229 superseded by match.pd.
5230 * match.pd (x+x -> x*2): Generalize to integers.
5232 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5234 * config/i386/i386.md (operation on memory peephole): Duplicate an
5235 existing peephole and adapt it to match lea rather than an operation
5238 PR rtl-optimization/57193
5239 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5241 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5243 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5245 * tree-if-conv.c (any_pred_load_store): New static variable.
5246 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5247 any_pred_load_store instead of and_mask_load_store.
5248 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5249 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5250 (combine_blocks, tree_if_conversion): Ditto.
5252 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5254 PR tree-optimization/70771
5255 PR tree-optimization/70775
5256 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5257 virtual PHI nodes. Delete parameter.
5258 (if_convertible_loop_p_1): Delete argument to above function.
5259 (predicate_all_scalar_phis): Delete code handling single-argument
5261 (tree_if_conversion): Mark and update virtual SSA.
5263 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5266 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5267 (x86_elf_aligned_common): Rename to ...
5268 (x86_elf_aligned_decl_common): ... this.
5269 Add decl arg. Switch to .lbss for largecomm object. Use
5270 LARGECOMM_SECTION_ASM_OP.
5271 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5273 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5274 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5276 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5277 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5279 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5282 * config/i386/i386.c (SECTION_LARGE): Define.
5283 (x86_64_elf_select_section): Set it for large data/bss sections.
5284 Only clear SECTION_WRITE for .lrodata.
5285 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5287 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5288 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5289 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5291 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5292 * doc/tm.texi: Regenerate.
5294 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5297 * configure.ac (--enable-checking): Document extra flag, for
5298 non-release builds default to --enable-checking=yes,extra.
5299 If misc checking and extra checking, define CHECKING_P to 2 instead
5301 * common.opt (fchecking=): Add.
5302 * doc/invoke.texi (-fchecking=): Document.
5303 * doc/install.texi: Document --enable-checking changes.
5304 * configure: Regenerated.
5305 * config.in: Regenerated.
5307 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5310 attribute instead of which_alternative.
5311 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5312 Use EXT_REX_SSE_REG_P where appropriate.
5314 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/predicates.md (const0_operand): Do not match
5317 const_wide_int code.
5318 (const1_operand): Ditto.
5320 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5322 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5323 for SSE constm1 operands and TARGET_AVX512VL.
5324 (*movti_internal): Ditto.
5325 (*mov<mode>_or): Use constm1_operand predicate.
5326 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5327 for SSE vector_all_ones operands and TARGET_AVX512VL.
5328 * config/i386/predicates.md (constm1_operand): New predicate.
5329 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5330 emission of constant -1 load.
5332 2016-04-25 Jason Merrill <jason@redhat.com>
5334 * gdbinit.in: Skip is-a.h.
5336 * attribs.c (register_scoped_attributes): Fix logic.
5337 * attribs.h: Declare register_scoped_attributes.
5339 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5341 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5342 stxvd2x and stxvw4x built-in functions.
5344 2016-04-25 DJ Delorie <dj@redhat.com>
5346 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5347 (ashrhi3): Likewise.
5348 (lshrhi3): Likewise.
5350 2016-04-25 Richard Biener <rguenther@suse.de>
5352 PR tree-optimization/70780
5353 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5355 (compute_antic): Mark blocks with abnormal preds as visited as
5356 they have a final empty antic-in solution already.
5358 2016-04-25 Michael Collison <michael.collison@linaro.org>
5360 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5362 2016-04-25 Michael Collison <michael.collison@linaro.org>
5364 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5365 mode is VQI to improve mixed mode vectorization.
5366 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5367 define_insn to match low half of signed vaddw.
5368 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5369 define_insn to match high half of signed vaddw.
5370 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5371 define_insn to match low half of unsigned vaddw.
5372 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5373 define_insn to match high half of unsigned vaddw.
5374 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5375 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5376 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5378 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5379 * config/arm/predicates.md (vect_par_constant_high): Support
5380 big endian and simplify by calling
5381 arm_simd_check_vect_par_cnst_half
5382 (vect_par_constant_low): Likewise.
5384 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5387 predicate for operand 2.
5389 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5390 H.J. Lu <hongjiu.lu@intel.com>
5392 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5393 machine_mode argument.
5394 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5395 constm1_rtx operands. For VOIDmode constants, get mode from
5396 pred_mode. Check mode size if the mode is supported by ABI.
5397 (standard_sse_constant_opcode): Do not use standard_constant_p.
5398 Strictly check ABI support for all-ones operands.
5399 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5400 immediates. Update calls to standard_sse_constant_p.
5401 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5402 (ix86_rtx_costs): Ditto.
5403 * config/i386/i386.md (*movxi_internal_avx512f): Use
5404 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5405 Use (v,BC) alternative instead of (v,C). Use register_operand
5406 checks instead of MEM_P.
5407 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5408 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5409 isa attribute. Use register_operand checks instead of MEM_P.
5410 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5411 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5412 alternative and corresponding sse2 isa attribute.
5413 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5414 to standard_sse_constant_p.
5415 (FP constant splitters): Ditto.
5416 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5418 * config/i386/predicates.md (constm1_operand): Remove.
5419 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5420 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5421 vector_all_ones_operand instead of constm1_operand.
5423 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5425 * print-rtl.c (print_rtx_insn_vec): New function.
5426 * print-rtl.h: New prototype.
5427 * store-motion.c (struct st_expr): Make avail_stores a vector.
5428 (st_expr_entry): Adjust.
5429 (free_st_expr_entry): Likewise.
5430 (print_store_motion_mems): Likewise.
5431 (find_moveable_store): Likewise.
5432 (compute_store_table): Likewise.
5433 (delete_store): Likewise.
5434 (build_store_vectors): Likewise.
5436 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5438 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5440 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5442 * vec.h (vec_safe_contains): New function.
5443 (vec::contains): Likewise.
5444 (vec::begin): Likewise.
5445 (vec::end): Likewise.
5447 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5450 * cfgexpand.c (expand_stack_vars): Fix typo.
5452 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5454 * system.h (list, map, set, vector): Include conditionally.
5455 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5456 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5457 * ipa-icf.c (INCLUDE_LIST): Define.
5458 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5459 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5460 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5461 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5462 * cp/logic.cc (INCLUDE_LIST): Define.
5463 * fortran/trans-common.c (INCLUDE_MAP): Define.
5465 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5467 * auto-profile.c: Remove <string.h> include.
5468 * ipa-icf-gimple.c: Remove <list> include.
5469 * diagnostic.c: Remove <new> include.
5470 * genmatch.c: Likewise.
5471 * pretty-print.c: Likewise.
5472 * toplev.c: Likewise
5473 * c/c-objc-common.c: Likewise.
5474 * cp/error.c: Likewise.
5475 * fortran/error.c: Likewise.
5477 2016-04-22 Richard Biener <rguenther@suse.de>
5479 * lto-streamer-in.c (input_ssa_names): Do not allocate
5480 GIMPLE_NOP for all SSA names.
5481 * lto-streamer-out.c (output_ssa_names): Do not output
5482 SSA names that should have been released.
5484 2016-04-22 Richard Biener <rguenther@suse.de>
5486 PR tree-optimization/70740
5487 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5490 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5493 * config/i386/predicates.md (call_insn_operand): Replace
5494 sibcall_memory_operand with memory_operand.
5496 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5498 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5499 has_single_use() tests.
5500 (register_edge_assert_for_1): Likewise.
5501 (find_assert_locations_1): Check the liveness bitmap instead of
5502 checking has_single_use().
5504 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5507 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5508 Extract AVX-512BW constraint from AVX.
5510 2016-04-21 Richard Biener <rguenther@suse.de>
5512 PR tree-optimization/70725
5513 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5514 for phi_convertible_by_degenerating_args.
5515 (predicate_all_scalar_phis): Handle single-argument PHIs.
5517 2016-04-21 Richard Biener <rguenther@suse.de>
5520 * fold-const.c (fold_comparison): Return properly typed
5523 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5525 PR tree-optimization/70715
5526 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5527 after expanding BASE using expand_simple_operations.
5529 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5531 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5532 New transformations.
5534 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5536 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5538 2016-04-20 Jan Hubicka <jh@suse.cz>
5540 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5541 ultiimate_alias_target.
5542 (update_callee_keys): Likewise.
5543 (lookup_recursive_calls): Likewise.
5544 (speculation_useful_p): Likewise.
5546 2016-04-20 Jan Hubicka <jh@suse.cz>
5549 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5550 (set_nothrow_flag_1): ... this; handle interposition correctly;
5551 recurse on aliases and thunks.
5552 (cgraph_node::set_nothrow_flag): New.
5553 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5554 functions compiled with non-call exceptions that binds to current
5556 (propagate_nothrow): Be safe WRT interposition.
5557 * cgraph.h (set_nothrow_flag): Update prototype.
5559 2016-04-18 Jan Hubicka <jh@suse.cz>
5561 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5562 max_loop_iterations_int.
5563 (tree_unswitch_outer_loop): Likewise.
5565 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5567 PR tree-optimization/69489
5568 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5569 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5570 Revise dump message.
5571 (if_convertible_bb_p): Remove check on edge count of basic block's
5574 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5576 PR tree-optimization/56625
5577 PR tree-optimization/69489
5578 * tree-data-ref.h (DR_INNERMOST): New macro.
5579 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5580 hashing struct innermost_loop_behavior.
5581 (ref_DR_map): Remove.
5582 (innermost_DR_map): New map.
5583 (baseref_DR_map): Revise comment.
5584 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5585 to innermost_DR_map accroding to its innermost loop behavior.
5586 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5587 to its innermost loop behavior.
5588 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5589 Add initialization for innermost_DR_map. Record memory reference
5590 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5591 have innermost loop behavior.
5592 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5595 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5598 *lea_general_1. Use explicit SWI12 mode interator.
5599 (*lea<mode>_general_2): Rename from *lea_general_2.
5600 Use explicit SWI12 mode interator.
5601 (*lea<mode>_general_3): Rename from *lea_general_3.
5602 Use explicit SWI12 mode interator.
5603 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5604 Use explicit SWI12 mode interator.
5605 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5606 Use explicit SWI48 mode interator.
5608 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5610 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5611 Short-cut unaligned load and store cases. Handle all integer
5613 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5614 and store cases. Call ix86_avx256_split_vector_move_misalign
5615 directly without checking mode class.
5617 2016-04-20 Andrew Pinski <apinski@cavium.com>
5618 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5621 * config/aarch64/aarch64.md (sibcall): Force call
5622 address to be DImode for ILP32.
5623 (sibcall_value): Likewise.
5625 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5627 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5629 2016-04-20 Richard Biener <rguenther@suse.de>
5631 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5632 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5633 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5634 (maybe_push_res_to_seq): Adjust.
5635 * gimple-fold.c (maybe_build_generic_op): Likewise.
5637 2016-04-20 Marek Polacek <polacek@redhat.com>
5639 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5642 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5644 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5645 use kmovw to support AVX512F target.
5647 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5649 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5651 2016-04-20 Marek Polacek <polacek@redhat.com>
5653 PR tree-optimization/70725
5654 * tree-if-conv.c (is_false_predicate): New function.
5655 (predicate_mem_writes): Use it.
5657 2016-04-20 Richard Biener <rguenther@suse.de>
5659 PR tree-optimization/70726
5660 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5661 shift amounts from a pattern stmt operand.
5663 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5666 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5667 stack_restore_from_fpr pattern when restoring r15.
5668 (s390_optimize_prologue): Strip away the memory barrier in the
5669 parallel when trying to get rid of restore insns.
5670 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5671 definition for loading the stack pointer from an FPR. Compared to
5672 the normal move insn this pattern includes a full memory barrier.
5674 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5677 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5678 implicitly linear or lastprivate iterator on the outer context.
5680 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5682 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5684 * config/i386/i386.md (ssememalign): Removed.
5685 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5687 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5690 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5691 const short * to __builtin_ia32_loaddquhi512_mask.
5692 (_mm512_maskz_loadu_epi16): Likewise.
5693 (_mm512_mask_storeu_epi16): Pass short * to
5694 __builtin_ia32_storedquhi512_mask.
5695 (_mm512_mask_loadu_epi8): Pass const char * to
5696 __builtin_ia32_loaddquqi512_mask.
5697 (_mm512_maskz_loadu_epi8): Likewise.
5698 (_mm512_mask_storeu_epi8): Pass char * to
5699 __builtin_ia32_storedquqi512_mask.
5700 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5701 const double * to __builtin_ia32_loadupd512_mask.
5702 (_mm512_mask_loadu_pd): Likewise.
5703 (_mm512_maskz_loadu_pd): Likewise.
5704 (_mm512_storeu_pd): Pass double * to
5705 __builtin_ia32_storeupd512_mask.
5706 (_mm512_mask_storeu_pd): Likewise.
5707 (_mm512_loadu_ps): Pass const float * to
5708 __builtin_ia32_loadups512_mask.
5709 (_mm512_mask_loadu_ps): Likewise.
5710 (_mm512_maskz_loadu_ps): Likewise.
5711 (_mm512_storeu_ps): Pass float * to
5712 __builtin_ia32_storeups512_mask.
5713 (_mm512_mask_storeu_ps): Likewise.
5714 (_mm512_mask_loadu_epi64): Pass const long long * to
5715 __builtin_ia32_loaddqudi512_mask.
5716 (_mm512_maskz_loadu_epi64): Likewise.
5717 (_mm512_mask_storeu_epi64): Pass long long *
5718 to __builtin_ia32_storedqudi512_mask.
5719 (_mm512_loadu_si512): Pass const int * to
5720 __builtin_ia32_loaddqusi512_mask.
5721 (_mm512_mask_loadu_epi32): Likewise.
5722 (_mm512_maskz_loadu_epi32): Likewise.
5723 (_mm512_storeu_si512): Pass int * to
5724 __builtin_ia32_storedqusi512_mask.
5725 (_mm512_mask_storeu_epi32): Likewise.
5726 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5727 char * to __builtin_ia32_storedquqi256_mask.
5728 (_mm_mask_storeu_epi8): Likewise.
5729 (_mm256_mask_loadu_epi16): Pass const short * to
5730 __builtin_ia32_loaddquhi256_mask.
5731 (_mm256_maskz_loadu_epi16): Likewise.
5732 (_mm_mask_loadu_epi16): Pass const short * to
5733 __builtin_ia32_loaddquhi128_mask.
5734 (_mm_maskz_loadu_epi16): Likewise.
5735 (_mm256_mask_loadu_epi8): Pass const char * to
5736 __builtin_ia32_loaddquqi256_mask.
5737 (_mm256_maskz_loadu_epi8): Likewise.
5738 (_mm_mask_loadu_epi8): Pass const char * to
5739 __builtin_ia32_loaddquqi128_mask.
5740 (_mm_maskz_loadu_epi8): Likewise.
5741 (_mm256_mask_storeu_epi16): Pass short * to.
5742 __builtin_ia32_storedquhi256_mask.
5743 (_mm_mask_storeu_epi16): Pass short * to.
5744 __builtin_ia32_storedquhi128_mask.
5745 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5746 const double * to __builtin_ia32_loadupd256_mask.
5747 (_mm256_maskz_loadu_pd): Likewise.
5748 (_mm_mask_loadu_pd): Pass onst double * to
5749 __builtin_ia32_loadupd128_mask.
5750 (_mm_maskz_loadu_pd): Likewise.
5751 (_mm256_mask_storeu_pd): Pass double * to
5752 __builtin_ia32_storeupd256_mask.
5753 (_mm_mask_storeu_pd): Pass double * to
5754 __builtin_ia32_storeupd128_mask.
5755 (_mm256_mask_loadu_ps): Pass const float * to
5756 __builtin_ia32_loadups256_mask.
5757 (_mm256_maskz_loadu_ps): Likewise.
5758 (_mm_mask_loadu_ps): Pass const float * to
5759 __builtin_ia32_loadups128_mask.
5760 (_mm_maskz_loadu_ps): Likewise.
5761 (_mm256_mask_storeu_ps): Pass float * to
5762 __builtin_ia32_storeups256_mask.
5763 (_mm_mask_storeu_ps): ass float * to
5764 __builtin_ia32_storeups128_mask.
5765 (_mm256_mask_loadu_epi64): Pass const long long * to
5766 __builtin_ia32_loaddqudi256_mask.
5767 (_mm256_maskz_loadu_epi64): Likewise.
5768 (_mm_mask_loadu_epi64): Pass const long long * to
5769 __builtin_ia32_loaddqudi128_mask.
5770 (_mm_maskz_loadu_epi64): Likewise.
5771 (_mm256_mask_storeu_epi64): Pass long long * to
5772 __builtin_ia32_storedqudi256_mask.
5773 (_mm_mask_storeu_epi64): Pass long long * to
5774 __builtin_ia32_storedqudi128_mask.
5775 (_mm256_mask_loadu_epi32): Pass const int * to
5776 __builtin_ia32_loaddqusi256_mask.
5777 (_mm256_maskz_loadu_epi32): Likewise.
5778 (_mm_mask_loadu_epi32): Pass const int * to
5779 __builtin_ia32_loaddqusi128_mask.
5780 (_mm_maskz_loadu_epi32): Likewise.
5781 (_mm256_mask_storeu_epi32): Pass int * to
5782 __builtin_ia32_storedqusi256_mask.
5783 (_mm_mask_storeu_epi32): Pass int * to
5784 __builtin_ia32_storedqusi128_mask.
5785 * config/i386/i386-builtin-types.def (PCSHORT): New.
5787 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5788 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5789 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5790 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5791 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5792 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5793 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5794 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5795 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5796 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5797 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5798 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5799 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5800 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5801 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5802 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5803 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5804 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5805 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5806 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5807 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5808 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5809 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5810 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5811 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5812 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5813 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5814 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5815 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5816 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5817 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5818 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5819 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5820 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5821 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5822 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5823 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5824 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5825 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5826 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5827 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5828 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5829 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5830 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5831 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5832 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5833 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5834 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5835 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5837 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5838 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5840 (ix86_expand_vector_move_misalign): Likewise.
5841 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5842 to scalar function prototype for unaligned load/store builtins.
5843 (ix86_expand_special_args_builtin): Updated.
5844 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5845 (UNSPEC_STOREU): Likewise.
5846 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5847 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5848 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5849 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5850 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5851 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5852 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5853 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5854 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5855 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5856 (<avx512>_storedqu<mode>_mask): Likewise.
5857 (*sse4_2_pcmpestr_unaligned): Likewise.
5858 (*sse4_2_pcmpistr_unaligned): Likewise.
5859 (*mov<mode>_internal): Renamed to ...
5860 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5861 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5862 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5863 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5865 2016-04-19 Richard Biener <rguenther@suse.de>
5867 PR tree-optimization/70171
5868 * tree-ssa-phiprop.c: Include stor-layout.h.
5869 (phiprop_insert_phi): Handle the aggregate copy case.
5870 (propagate_with_phi): Likewise.
5872 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5875 instead of simplify_gen_subreg (... , 0).
5876 (ix86_delegitimize_address): Ditto.
5877 (ix86_split_divmod): Ditto.
5878 (ix86_split_copysign_const): Ditto.
5879 (ix86_split_copysign_var): Ditto.
5880 (ix86_expand_args_builtin): Ditto.
5881 (ix86_expand_round_builtin): Ditto.
5882 (ix86_expand_special_args_builtin): Ditto.
5883 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5884 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5885 (udivmodqi4): Ditto.
5886 (absneg splitters): Ditto.
5887 (*jcc_bt<mode>_1): Ditto.
5889 2016-04-19 Richard Biener <rguenther@suse.de>
5891 PR tree-optimization/70724
5892 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5893 restoring out from ...
5894 (free_scc_vn): ... here.
5895 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5896 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5898 (pass_fre::execute): Restore SSA info.
5900 2016-04-19 Richard Biener <rguenther@suse.de>
5902 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5903 * gimple-walk.c (walk_gimple_op): Initialize it.
5904 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5905 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5906 remapping SSA names of defs.
5907 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5910 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5913 * lra-constraints.c (equiv_substition_p): New.
5914 (process_alt_operands): Use it.
5915 (swap_operands): Swap it.
5916 (curr_insn_transform): Update it.
5918 2016-04-18 Michael Matz <matz@suse.de>
5920 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5921 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5922 * tree-core.h (tree_type_common.align): Use bit-field.
5923 (tree_type_common.spare): New.
5924 (tree_decl_common.off_align): Make smaller.
5925 (tree_decl_common.align): Use bit-field.
5927 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5928 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5929 (scan_sharing_clauses): Ditto.
5930 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5931 (omp_finish_file): Ditto.
5932 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5933 (layout_decl): Ditto.
5934 (relayout_decl): Ditto.
5935 (finalize_record_size): Use SET_TYPE_ALIGN.
5936 (finalize_type_size): Ditto.
5937 (finish_builtin_struct): Ditto.
5938 (layout_type): Ditto.
5939 (initialize_sizetypes): Ditto.
5940 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5941 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5942 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5943 (get_chain_field): Ditto.
5944 (get_trampoline_type): Ditto.
5945 (get_nl_goto_field): Ditto.
5946 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5948 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5949 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5950 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5951 (build_qualified_type): Use SET_TYPE_ALIGN.
5952 (build_aligned_type, build_range_type_1): Ditto.
5953 (build_atomic_base): Ditto.
5954 (build_common_tree_nodes): Ditto.
5955 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5956 (expand_one_stack_var_at): Ditto.
5957 * coverage.c (build_var): Use SET_DECL_ALIGN.
5958 * except.c (init_eh): Ditto.
5959 * function.c (assign_parm_setup_block): Ditto.
5960 * symtab.c (increase_alignment_1): Ditto.
5961 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5962 * tree-vect-stmts.c (ensure_base_align): Ditto.
5963 * varasm.c (align_variable): Ditto.
5964 (assemble_variable): Ditto.
5965 (build_constant_desc): Ditto.
5966 (output_constant_def_contents): Ditto.
5968 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5969 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5970 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5971 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5972 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5974 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5977 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5978 replace %vmovsd with "%vmovq".
5979 (vec_concatv2df): Likewise.
5981 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5983 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5984 (*vec_extractv2si_0): Ditto.
5985 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5986 (zero_extended_scalar_load_operand splitters): Ditto.
5987 (vec_extract splitters): Ditto.
5988 (*vec_extractv4si_0_zext): Ditto.
5989 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5991 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5992 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5993 (*sse4_1_extractps): Use lowpart_subreg.
5994 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5996 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5998 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6000 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6001 Mention Solaris 11 packaging changes.
6002 Update gas and gld requirements.
6003 Remove reference to pre-Solaris 10 bug.
6004 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6006 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6009 2016-04-17 Jan Hubicka <jh@suse.cz>
6011 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6012 max_loop_iterations_int.
6014 2016-04-18 Richard Biener <rguenther@suse.de>
6016 PR tree-optimization/43434
6017 * tree-ssa-structalias.c (struct vls_data): New.
6018 (visit_loadstore): Handle all pointer-based accesses.
6019 (compute_dependence_clique): Compute a bitmap of restrict tags
6020 assigned bases and pass it to visit_loadstore.
6022 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6025 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6026 armv8.1-a and armv8.1-a+crc.
6028 2016-04-18 Richard Biener <rguenther@suse.de>
6030 PR tree-optimization/70701
6031 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6032 references after translating through a memcpy.
6034 2016-04-18 Richard Biener <rguenther@suse.de>
6036 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6037 (compute_antic): ... here. For partial antic use regular
6038 postorder and scrap iteration.
6039 (compute_partial_antic_aux): Remove unused return value.
6040 (init_pre): Do not allocate postorder.
6041 (fini_pre): Do not free postorder.
6043 2016-04-18 Richard Biener <rguenther@suse.de>
6046 * expmed.c (extract_bit_field_1): Remove broken case
6047 using a wider MODE_INT mode.
6049 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6051 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6052 unless compiling with at least GCC-4.8.
6054 2016-04-17 Jan Hubicka <jh@suse.cz>
6057 * graphite.c (graphite_finalize): Update call to
6058 tree_estimate_probability.
6059 * predict.h (tree_estimate_probability): Update prototype.
6061 2016-04-17 Jan Hubicka <jh@suse.cz>
6063 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6064 (tree_estimate_probability): Likewise.
6065 (pass_profile::execute): Update.
6066 (report_predictor_hitrates): New function.
6067 * profile.c (compute_branch_probabilities): Use it.
6068 * predict.h (report_predictor_hitrates): Declare.
6070 2016-04-17 Jan Hubicka <jh@suse.cz>
6073 * cgraph.h (cgraph_node::set_const_flag,
6074 cgraph_node::set_pure_flag): Update prototype to return bool;
6076 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6077 of interposable symbol are interposable, too.
6078 (cgraph_set_const_flag_1): Rename to ...
6079 (set_const_flag_1): ... this one; change to self recursive function
6080 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6081 clearnig the flag in all variants and also virtual thunks of const
6082 functions are pure; track if any change was done.
6083 (cgraph_node::set_const_flag): Update.
6084 (struct set_pure_flag_info): New struct.
6085 (cgraph_set_pure_flag_1): Rename to ...
6086 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6087 rather than pointer encoded flags; track if any changes was done;
6088 handle correctly clearning flag and setting flag of aliases already
6090 (cgraph_node::set_pure_flag): Update.
6091 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6093 2016-04-17 Tom de Vries <tom@codesourcery.com>
6096 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6099 2016-04-17 Tom de Vries <tom@codesourcery.com>
6101 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6102 '{}<> ' as escape-for-record.
6104 2016-04-17 Tom de Vries <tom@codesourcery.com>
6106 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6109 2016-04-17 Tom de Vries <tom@codesourcery.com>
6112 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6113 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6114 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6115 * passes.c (finish_optimization_passes): Only call
6116 finish_graph_dump_file if dfi->graph_dump_initialized.
6117 (execute_function_dump, pass_init_dump_file): Use
6118 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6120 2016-04-17 Tom de Vries <tom@codesourcery.com>
6122 PR tree-optimization/70256
6123 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6124 (debug_varmap): New function.
6126 2016-04-17 Tom de Vries <tom@codesourcery.com>
6129 * passes.c (pass_manager::register_pass): Propagate pflags.
6131 2016-04-17 Tom de Vries <tom@codesourcery.com>
6134 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6135 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6136 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6137 check if it's equal to p_start.
6138 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6140 2016-04-15 Jan Hubicka <jh@suse.cz>
6143 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6144 function does not bind to current def.
6145 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6146 handle conservatively calls to functions that does not need to bind
6148 (check_call): Update call of worse_state.
6149 (ignore_edge_for_nothrow): Update.
6150 (ignore_edge_for_pure_const): Likewise.
6151 (propagate_pure_const): Update calls to worse_state.
6152 (skip_function_for_local_pure_const): Reformat comments.
6154 2016-04-15 Jan Hubicka <jh@suse.cz>
6157 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6158 (cgraph_node::function_symbol): Likewise.
6159 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6160 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6161 (symtab_node::ultimate_alias_target): Add REF parameter.
6162 (symtab_node::binds_to_current_def_p): Declare.
6163 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6164 (cgraph_node::function_symbol): Likewise.
6165 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6166 (cgraph_node::get_availability): Likewise.
6167 (cgraph_edge::binds_to_current_def_p): New inline function.
6168 (varpool_node::get_availability): Add REF parameter.
6169 (varpool_node::ultimate_alias_target): Likewise.
6170 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6171 (symtab_node::binds_to_current_def_p): Likewise.
6172 * varpool.c (varpool_node::get_availability): Likewise.
6174 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6177 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6178 Fix mode size check.
6180 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6182 * BASE-VER: Set to 7.0.0.
6184 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6186 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6188 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6190 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6191 architecture revisions.
6193 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6195 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6196 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6197 * config/i386/i386.md (stack decrement to push peepholes): Guard
6198 with !x86_using_red_zone ().
6200 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6203 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6204 to dump_generic_node.
6205 (NIY): Pass also flags to do_niy.
6207 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6209 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6210 (simd_clone_vector_of_formal_parm_types)
6211 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6212 (simd_clone_mangle, simd_clone_create)
6213 (simd_clone_adjust_return_type, create_tmp_simd_array)
6214 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6215 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6216 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6217 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6218 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6219 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6220 * omp-simd-clone.c: ... this new file.
6221 (simd_clone_vector_of_formal_parm_types): Make it static.
6222 * Makefile.in (OBJS): Add omp-simd-clone.o.
6224 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6227 * config/i386/sse.md: Use proper memory operand modifiers.
6230 2016-04-15 Richard Biener <rguenther@suse.de>
6231 Alan Modra <amodra@gmail.com>
6233 PR tree-optimization/70130
6234 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6235 when alignment stays not the same and no not use the realign
6238 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6241 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6242 direct move handlers for KFmode. Change TFmode handlers test from
6243 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6245 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6248 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6249 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6250 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6251 * tree-ssa-live.c (remove_unused_scope_block_p): When
6252 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6253 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6254 block_ultimate_origin is FUNCTION_DECL.
6255 (remove_unused_locals): If current_function_decl is
6256 polymorphic_ctor_dtor_p, pass initial true to
6257 remove_unused_scope_block_p' is_ctor_dtor_block.
6259 2016-04-14 Martin Sebor <msebor@redhat.com>
6264 * doc/extend.texi (Variable Length): Revert.
6266 2016-04-14 Marek Polacek <polacek@redhat.com>
6267 Jan Hubicka <hubicka@ucw.cz>
6270 * tree.c (verify_type): Disable the canonical type of main variant
6273 2016-04-14 Jason Merrill <jason@redhat.com>
6275 * cfgexpand.c, expr.c: Revert previous change.
6277 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6280 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6281 when building a mem ref for the incoming reduction variable.
6283 2016-04-14 Richard Biener <rguenther@suse.de>
6285 PR tree-optimization/70614
6286 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6287 loop if the evolution dropped to chrec_dont_know.
6288 (interpret_condition_phi): Likewise.
6290 2016-04-14 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/70623
6293 * tree-ssa-pre.c (changed_blocks): Make global ...
6294 (compute_antic): ... local here. Move and fix worklist
6295 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6296 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6297 worklist handling, dump when ANTIC_IN changed.
6298 (compute_partial_antic_aux): Remove worklist handling.
6299 (init_pre): Do not compute post dominators. Add a comment about
6300 the CFG order chosen.
6301 (fini_pre): Do not free post dominators.
6303 2016-04-13 Martin Sebor <msebor@redhat.com>
6308 * doc/extend.texi (Variable Length): Document C++ specifics.
6310 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6313 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6314 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6315 eh edges have been purged.
6318 * tree-sra.c (create_access_replacement,
6319 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6321 * tree-pretty-print.c (dump_fancy_name): New function.
6322 (dump_decl_name, dump_generic_node): Use it.
6324 2016-04-13 Jason Merrill <jason@redhat.com>
6326 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6327 * expr.c (expand_expr_real_1): Likewise.
6329 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6331 * config/i386/i386.md (kunpckhi): Swap operands.
6332 (kunpcksi): Likewise.
6333 (kunpckdi): Likewise.
6334 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6335 (vec_pack_trunc_<mode>): Likewise.
6337 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6340 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6343 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6344 gimplification turns some element into non-constant.
6347 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6348 * explow.c (convert_memory_address_addr_space_1): No longer static,
6349 add NO_EMIT argument and don't call convert_modes if true, pass
6350 it down recursively, remove break after return.
6351 (convert_memory_address_addr_space): Adjust caller.
6352 * simplify-rtx.c (simplify_unary_operation_1): Call
6353 convert_memory_address_addr_space_1 instead of convert_memory_address,
6354 if it returns NULL, don't simplify.
6356 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6359 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6361 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6363 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6364 Bump the upper SIMDLEN limits, so that if the return type or
6365 characteristic type if the return type is void can be passed in
6366 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6369 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6372 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6373 Do not use "=" constraint on an input constraint.
6374 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6375 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6376 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6377 generates (neg (abs ...)) instead of (abs ...).
6379 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6381 PR rtl-optimization/70596
6382 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6383 just invalidate LRA data and reset them. Adjust dump wording.
6385 2016-04-12 Martin Liska <mliska@suse.cz>
6388 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6390 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6392 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6393 max_loop_iterations_int.
6394 (tree_unswitch_outer_loop): Likewise.
6395 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6396 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6398 2016-04-12 Tom de Vries <tom@codesourcery.com>
6400 PR tree-optimization/68756
6401 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6402 instead of new_name.
6404 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6406 PR tree-optimization/70602
6407 * tree-sra.c (generate_subtree_copies): Don't write anything into
6408 constant pool decls.
6410 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6411 regardless whether there are depend clauses or not.
6413 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6416 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6417 target attribute and pragma from changing the -mfloat128
6418 and -mfloat128-hardware options.
6420 * doc/extend.texi (Additional Floating Types): Document PowerPC
6421 __float128 restrictions.
6423 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6426 * config/aarch64/driver-aarch64.c
6427 (aarch64_get_extension_string_for_isa_flags): New.
6428 (arch_extension): Rename to...
6429 (aarch64_arch_extension): ...This.
6430 (ext_to_feat_string): Rename to...
6431 (aarch64_extensions): ...This.
6432 (aarch64_core_data): Keep track of architecture extension flags.
6433 (cpu_data): Rename to...
6434 (aarch64_cpu_data): ...This.
6435 (aarch64_arch_driver_info): Keep track of architecture extension
6437 (get_arch_name_from_id): Rename to...
6438 (get_arch_from_id): ...This, change return type.
6439 (host_detect_local_cpu): Update and reformat for renames, handle
6440 extensions through common infrastructure.
6442 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6445 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6446 track of a canonical flag name.
6447 (all_extensions): Likewise.
6448 (arch_to_arch_name): Also track extension flags enabled by the arch.
6449 (all_architectures): Likewise.
6450 (aarch64_parse_extension): Move to here.
6451 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6453 (aarch64_rewrite_selected_cpu): Update for above change.
6454 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6455 are handled, such that the single explicit value enabled by an
6456 extension is kept seperate from the implicit values it also enables.
6457 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6459 (aarch64_parse_extension): New.
6460 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6461 here to config/aarch64/aarch64-protos.h.
6462 (aarch64_parse_extension): Move from here to
6463 common/config/aarch64/aarch64-common.c.
6464 (aarch64_option_print): Update.
6465 (aarch64_declare_function_name): Likewise.
6466 (aarch64_start_file): Likewise.
6467 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6468 the canonical flag for extensions.
6469 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6472 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6474 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6477 2016-04-09 Tom de Vries <tom@codesourcery.com>
6479 PR tree-optimization/68953
6480 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6481 first to last subscript.
6483 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6485 PR tree-optimization/70586
6486 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6489 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6493 PR tree-optimization/70373
6497 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6498 clauses for acc parallel reductions as necessary. Error on those
6500 * omp-low.c (scan_sharing_clauses): Don't install variables which
6501 are used in acc parallel reductions.
6502 (lower_rec_input_clauses): Remove dead code.
6503 (lower_oacc_reductions): Add support for reference reductions.
6504 (lower_reduction_clauses): Remove dead code.
6505 (lower_omp_target): Don't remap variables appearing in acc parallel
6507 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6509 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6512 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6513 with multiple SSA_NAME defs, force the outputs other than first
6514 to be live before calling live_track_process_def on each output.
6516 PR rtl-optimization/70574
6517 * fwprop.c (forward_propagate_and_simplify): Don't add
6518 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6519 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6520 paradoxical subregs within *loc.
6522 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6524 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6525 -ftree-parallelize-loops={0,1}.
6526 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6527 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6528 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6529 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6530 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6532 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6535 * asan.c (instrument_derefs): If we get unknown location, extract it
6537 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6539 2016-04-08 Tom de Vries <tom@codesourcery.com>
6541 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6542 implicit firstprivate clause.
6544 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6547 * config/arm/thumb2.md (tst + branch-> lsls + branch
6548 peephole below *orsi_not_shiftsi_si): Require that condition
6549 register is dead after the peephole.
6550 (second peephole after the above): Likewise.
6552 2016-04-08 Alan Modra <amodra@gmail.com>
6555 * builtins.c (fold_builtin_classify): For IBM extended precision,
6556 look at just the high-order double to test for NaN.
6557 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6558 test just the high double for Inf but both doubles for subnormal
6561 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6563 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6564 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6565 node->simdclone->mask_mode != VOIDmode masks.
6566 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6567 earlier, use it instead of node->simdclone.
6568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6569 Set clonei->mask_mode.
6571 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6574 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6575 Pass it through to cp_parser_already_scoped_statement.
6576 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6577 it through to cp_parser_statement.
6578 (cp_parser_statement): Pass IF_P through to
6579 cp_parser_iteration_statement.
6580 (cp_parser_pragma): Adjust call to
6581 cp_parser_iteration_statement.
6583 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6586 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6587 resolve a future -Wparentheses warning.
6588 * omp-low.c (scan_sharing_clauses): Likewise.
6589 * tree-parloops.c (eliminate_local_variables): Likewise.
6591 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6593 PR rtl-optimization/70398
6594 * lra-constraints.c (process_address_1): Check zero scale and code
6595 for reloading with zero scale.
6597 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6599 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6600 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6602 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6604 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6605 Add support for AVX512F clones, include them by default for
6606 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6607 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6611 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6612 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6613 firstprivate clauses.
6614 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6615 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6616 (lower_omp_target): Set TREE_NO_WARNING for
6617 non-addressable possibly uninitialized vars which are copied into
6618 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6620 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6622 * config/pa/predicates.md (integer_store_memory_operand): Accept
6623 REG+D operands with a large offset when reload_in_progress is true.
6624 (floating_point_store_memory_operand): Likewise.
6626 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6629 * match.pd (nested int casts): Limit to GIMPLE.
6631 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6634 * ipa-devirt.c (maybe_record_node): Fix comment; use
6635 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6637 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6639 PR rtl-optimization/70542
6640 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6641 if there are any uses other than insn or debug insns.
6643 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6644 Jakub Jelinek <jakub@redhat.com>
6646 PR tree-optimization/70509
6647 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6648 Shift HOST_WIDE_INT_1U instead of 1.
6650 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6652 PR tree-optimization/70509
6653 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6654 of the vector base type for index.
6656 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6659 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6661 2016-04-05 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/70526
6664 * tree-sra.c (build_ref_for_offset): Use prev_base to
6665 extract the alias pointer type.
6667 2016-04-05 Richard Biener <rguenther@suse.de>
6669 * dse.c (struct store_info): Remove alias_set member.
6670 (struct read_info_type): Likewise.
6671 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6672 spill_deleted, clear_alias_set_lookup): Remove.
6673 (get_group_info): Remove dead base == NULL_RTX case.
6674 (dse_step0): Remove initialization of removed variables.
6675 (delete_dead_store_insn): Reomve alias set dumping.
6676 (free_read_records): Remove alias_set handling.
6677 (canon_address): Remove alias_set_out parameter.
6678 (record_store): Remove spill_alias_set, it's always zero.
6679 (check_mem_read_rtx): Likewise.
6680 (dse_step2): Rename from ...
6681 (dse_step2_nospill): ... this. Adjust.
6682 (scan_stores): Rename from ...
6683 (scan_stores_nospill): ... this.
6684 (scan_reads): Rename from ...
6685 (scan_reads_nospill): ... this.
6686 (scan_stores_spill, scan_reads_spill): Remove.
6687 (dse_step3_scan): Remove for_spills argument which is always false.
6688 (dse_step3): Likewise.
6689 (dse_step5): Rename from ...
6690 (dse_step5_nospill): ... this. Remove alias_set handling.
6691 (rest_of_handle_dse): Adjust.
6693 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6696 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6697 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6698 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6699 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6701 2016-04-05 Richard Biener <rguenther@suse.de>
6704 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6705 non-register type temporaries into SSA.
6707 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6710 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6711 calls when sanitizing.
6712 (possible_polymorphic_call_target_p): Fix formatting.
6714 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6715 Jakub Jelinek <jakub@redhat.com>
6718 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6719 to ensure a call statement is compatible with a built-in's
6721 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6724 2016-04-04 Richard Biener <rguenther@suse.de>
6726 PR rtl-optimization/70484
6727 * rtl.h (canon_output_dependence): Declare.
6728 * alias.c (canon_output_dependence): New function.
6729 * dse.c (record_store): Use canon_output_dependence rather
6730 than canon_true_dependence.
6732 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6735 * cgraph.h (symtab_node::copy_visibility_from): New function.
6736 * symtab.c (symtab_node::copy_visibility_from): New function.
6737 * ipa-visibility.c (optimize_weakref): New function.
6738 (function_and_variable_visibility): Use it.
6740 2016-04-04 Martin Liska <mliska@suse.cz>
6743 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6744 value that is really in range handled by SBR instruction.
6745 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6746 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6747 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6749 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6753 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6754 set, but not for SP_REG operands.
6756 2016-04-02 Martin Sebor <msebor@redhat.com>
6759 * fold-const.c (maybe_nonzero_address): New function.
6760 (fold_comparison): Call it. Fold equality and relational
6761 expressions involving null pointers.
6762 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6764 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6766 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6767 the "Y" constraint (scalar FP 0.0 immediate).
6769 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6770 Add the "const_double" to the list of operand constraints.
6772 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6774 PR rtl-optimization/70467
6775 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6776 If low word of the last operand is 0, just emit addition/subtraction
6779 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6782 * config/s390/s390.c (s390_expand_insv): Check for everything
6783 constant instead of just VOIDmode stuff.
6785 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6788 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6790 2016-04-01 Nathan Sidwell <nathan@acm.org>
6792 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6794 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6796 PR rtl-optimization/70461
6797 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6800 2016-03-31 Martin Liska <mliska@suse.cz>
6803 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6804 a tree value or an immediate integer value to a buffer
6805 that is eventually copied to a BRIG section.
6806 (emit_immediate_operand): Call the function here.
6807 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6808 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6809 of class' fields that are removed.
6810 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6811 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6812 m_brig_repr_size fields.
6814 2016-03-31 Martin Liska <mliska@suse.cz>
6817 * hsa-gen.c (hsa_function_representation::update_dominance): New
6819 (convert_addr_to_flat_segment): Likewise.
6820 (gen_hsa_memory_set): New alignment argument.
6821 (gen_hsa_ctor_assignment): Likewise.
6822 (gen_hsa_insns_for_single_assignment): Provide alignment
6823 to gen_hsa_ctor_assignment.
6824 (gen_hsa_insns_for_direct_call): Add new argument.
6825 (expand_lhs_of_string_op): New function.
6826 (expand_string_operation_builtin): Likewise.
6827 (expand_memory_copy): New function.
6828 (expand_memory_set): New function.
6829 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6830 (convert_switch_statements): Change signature.
6831 (generate_hsa): Use a return value of the function.
6832 (pass_gen_hsail::execute): Do not call
6833 convert_switch_statements here.
6834 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6835 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6836 (hsa_function_representation::update_dominance): New function.
6838 2016-03-31 Martin Liska <mliska@suse.cz>
6841 * hsa-brig.c (emit_directive_variable): Emit alignment
6842 according to hsa_symbol::m_align.
6843 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6844 (dump_hsa_symbol): Dump alignment of HSA symbols.
6845 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6846 (gen_hsa_addr_with_align): New function.
6847 (hsa_bitmemref_alignment): Use newly added function.
6848 (gen_hsa_insns_for_load): Likewise.
6849 (gen_hsa_insns_for_store): Likewise.
6850 (gen_hsa_memory_copy): New argument added.
6851 (gen_hsa_insns_for_single_assignment): Respect
6852 alignment for assignments processed via gen_hsa_memory_copy.
6853 (gen_hsa_insns_for_direct_call): Likewise.
6854 (gen_hsa_insns_for_return): Likewise.
6855 (gen_function_def_parameters): Set default alignment.
6856 * hsa.c (hsa_object_alignment): New function.
6857 (hsa_byte_alignment): Pasted function.
6858 * hsa.h (hsa_symbol::m_align): New field.
6860 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6862 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6863 scratch field for goto case.
6865 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6867 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6869 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6872 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6873 (scalar_chain::convert_insn): Call convert_op for reg
6874 moves to handle undefined registers.
6876 2016-03-31 Nathan Sidwell <nathan@acm.org>
6879 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6880 Assert we don't want to move backwards.
6882 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6885 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6887 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6889 PR rtl-optimization/70460
6890 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6891 with operand from REG_LABEL_OPERAND, instead substitute
6892 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6893 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6895 2016-03-31 Martin Liska <mliska@suse.cz>
6897 * passes.c (execute_one_pass): Do not call
6898 todo_after for a discarded function.
6900 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6902 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6903 (no_cost, infinite_cost): Initialize the new field.
6904 (get_computation_cost_at): Record setup cost.
6905 (determine_use_iv_cost_address): Skip cost computation for sub
6906 uses if we can estimate it without losing accuracy.
6908 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6910 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6912 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6913 max_loop_iterations_int.
6914 (tree_unswitch_outer_loop): Likewise.
6915 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6916 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6918 2016-03-30 Richard Biener <rguenther@suse.de>
6921 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6923 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6926 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6927 in gen_blendm expander.
6929 2016-03-30 Nick Clifton <nickc@redhat.com>
6932 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6933 case where we are already provided with an SImode SUBREG.
6935 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6938 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6939 conflict between DRAP register and __builtin_eh_return.
6941 2016-03-30 Michael Matz <matz@suse.de>
6942 Richard Biener <rguenther@suse.de>
6945 * ipa-polymorphic-call.c (struct type_change_info): Change
6946 speculative to an unsigned allowing to limit the work we do.
6947 (csftc_abort_walking_p): New inline function..
6948 (check_stmt_for_type_change): Limit the number of may-defs
6949 skipped for speculative devirtualization to
6950 max-speculative-devirt-maydefs.
6951 * params.def (max-speculative-devirt-maydefs): New param.
6952 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6954 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6957 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6960 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6962 PR tree-optimization/59124
6963 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6964 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6966 2016-03-29 Jeff Law <law@redhat.com>
6968 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6970 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6972 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6975 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6977 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6978 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6979 gcrt0.o if linking dynamically.
6981 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6984 * ipa-devirt.c (methods_equal_p): New function.
6985 (compare_virtual_tables): Use it.
6986 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6987 * cgraphclones.c (clone_function_name_1): Use
6988 symbol_table::symbol_suffix_separator.
6989 * coverage.c (build_var): Likewise.
6990 * symtab.c (symbol_table::symbol_suffix_separator): New.
6992 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6994 PR rtl-optimization/70429
6995 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6996 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6997 mode != result_mode.
7000 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7002 PR tree-optimization/70405
7003 * ssa-iterators.h (num_imm_uses): Add missing braces.
7005 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7007 PR rtl-optimization/68695
7008 * ira-color.c (allocno_copy_cost_saving): New.
7009 (improve_allocation): Use it.
7011 2016-03-29 Richard Henderson <rth@redhat.com>
7014 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7016 2016-03-29 Richard Biener <rguenther@suse.de>
7019 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7020 use alignment returned by get_pointer_alignment_1 if it is
7021 bigger than BITS_PER_UNIT.
7022 * builtins.c (get_pointer_alignment_1): Do not return true
7023 for alignment extracted from SSA info.
7025 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7027 * config/ft32/ft32.opt (mnodiv): New.
7028 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7029 * doc/invoke.texi (FT32 Options -mnodiv): New.
7031 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7034 * config/i386/i386.md (define_split, andn): Fix modes.
7036 2016-03-26 Richard Biener <rguenther@suse.de>
7037 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7040 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7042 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7043 as 2nd argument to cl_optimization_restore().
7045 2016-03-25 Richard Henderson <rth@redhat.com>
7048 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7049 * config/aarch64/aarch64-protos.h: Declare it.
7050 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7052 2016-03-25 Alan Modra <amodra@gmail.com>
7055 * config/rs6000/constraints.md (j): Simplify.
7056 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7058 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7059 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7060 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7061 in all constraint alternatives.
7062 (movtd_64bit_nodm): Delete "j" constraint alternative.
7064 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7066 * tree-ssa-propagate.c: Enhance docs for
7067 SSA_PROP_NOT_INTERESTING.
7069 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7071 * doc/extend.texi: Fix typo in documentation to pure attribute.
7073 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7076 * config/pa/pa.md (bswapdi2): Use a scratch register.
7078 2016-03-24 Richard Henderson <rth@redhat.com>
7081 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7084 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7086 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7087 using ix86_expand_binary_operator instead of gen_andsi3.
7089 2016-03-24 Richard Biener <rguenther@suse.de>
7091 PR tree-optimization/70396
7092 * tree-vect-stmts.c (vectorizable_comparison): Use
7093 get_vectype_for_scalar_type.
7095 2016-03-24 Richard Biener <rguenther@suse.de>
7098 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7099 with register bases.
7101 2016-03-24 Richard Biener <rguenther@suse.de>
7103 PR tree-optimization/70372
7104 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7105 build_all_ones_cst to also handle vector types correctly.
7107 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7110 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7113 2016-03-23 Marek Polacek <polacek@redhat.com>
7116 * doc/invoke.texi: Document -Wignored-attributes.
7118 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7120 PR tree-optimization/69042
7121 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7122 parameter from 30 to 40.
7124 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7126 PR tree-optimization/69042
7127 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7128 for use with constant offset stripped in base.
7130 2016-03-23 Richard Biener <rguenther@suse.de>
7133 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7134 mode compatibility check.
7135 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7137 2016-03-23 Jeff Law <law@redhat.com>
7139 PR tree-optimization/64058
7140 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7142 (struct ssa_conflicts): Move up earlier in the file.
7143 (conflicts_, var_map_): New static variables.
7144 (initialize_conflict_count): New function to initialize the
7145 CONFLICT_COUNT field for each conflict pair.
7146 (compare_pairs): Lazily initialize the conflict count and use it
7147 as the first tie-breaker.
7148 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7149 and wipe conflicts_ and map_ around the call to qsort. Remove
7150 special case for 2 coalesce pairs.
7151 * bitmap.c (bitmap_count_unique_bits): New function.
7152 (bitmap_count_bits_in_word): New function, extracted from
7154 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7155 * bitmap.h (bitmap_count_unique_bits): Declare it.
7157 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7160 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7161 transparent alias chain for decl assembler name.
7162 * config/sol2.c (solaris_assemble_visibility): Likewise.
7164 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7166 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7168 (v10_fdivs): Likewise.
7169 (v10_fdivd): Likewise.
7171 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7174 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7175 to not call fclose twice on file.
7177 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7179 PR tree-optimization/70354
7180 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7181 oprnd0 is wider than oprnd1 and there is a cast from the wider
7182 type to oprnd1, mask it with the mask of the narrower type.
7185 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7186 Optimize TARGET_STV splitters, if high or low word of last argument
7189 2016-03-22 Jeff Law <law@redhat.com>
7192 tree-ssa-threadbackward.c
7193 (fsm_find_control_statement_thread_paths): Correctly distinguish
7194 between old style jump threads vs FSM jump threads.
7196 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7199 * config/i386/i386.c (scalar_chain::convert_op): Support
7200 uninitialized register usage case.
7202 2016-03-22 Richard Biener <rguenther@suse.de>
7205 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7207 (capture::gen_transform): ... to change behavior when substituting
7208 a condition into cond or not-cond expr context.
7209 (dt_simplify::gen_1): Adjust.
7210 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7211 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7212 last change and instead change to
7213 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7214 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7216 2016-03-22 Anthony Green <green@moxielogic.com>
7218 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7219 issue for moxiebox targets.
7220 (CC1PLUS_SPEC): Ditto.
7222 2016-03-22 Richard Biener <rguenther@suse.de>
7225 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7228 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7230 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7232 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7235 * config/i386/i386.c (def_builtin): Handle
7236 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7238 (const struct builtin_description bdesc_special_args[]):
7239 Remove duplicate ISA bits.
7241 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7244 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7245 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7246 in a way that works also for AVX512BW.
7249 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7250 instead of source if operands[1] is xmm16 and above and
7251 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7252 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7255 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7256 on assign if (*from_p) is a comparison, set it to
7257 TREE_NO_WARNING (*from_p).
7259 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7262 * lra.c (restore_scratches): Ignore deleted insns.
7264 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7265 Jakub Jelinek <jakub@redhat.com>
7267 PR tree-optimization/70317
7268 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7271 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7274 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7275 of ix86_expand_move.
7277 (movti): Use general_operand for operand 1 predicate.
7279 2016-03-21 Martin Liska <mliska@suse.cz>
7281 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7283 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7285 2016-03-21 Martin Liska <mliska@suse.cz>
7288 * ipa-icf.c (sem_function::parse): Skip static
7289 constructors and destructors.
7291 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7294 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7295 function-like macro, peek following token(s) if it is followed
7296 by CPP_OPEN_PAREN token with optional padding in between, and
7297 if not, don't treat it like a macro.
7299 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7300 Alexander Monakov <amonakov@ispras.ru>
7302 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7303 for the stabs debug format.
7305 2016-03-21 Richard Biener <rguenther@suse.de>
7307 PR tree-optimization/70310
7308 * tree-vect-generic.c (expand_vector_condition): Fold the built
7311 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7314 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7315 Block third alternative for AVX-512VL target,
7317 2016-03-21 Martin Liska <mliska@suse.cz>
7320 * hsa-brig.c (emit_function_directives): Mark unemitted
7321 global variables for emission.
7322 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7323 (get_symbol_for_decl): Likewise.
7324 * hsa.h (struct hsa_symbol): New flag.
7326 2016-03-21 Richard Biener <rguenther@suse.de>
7328 PR tree-optimization/70288
7329 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7330 we do not estimate unsimplified all-constant conditionals or
7331 switches as optimized away.
7333 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7335 PR rtl-optimization/69102
7336 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7337 when we have a readonly dependency context.
7339 2016-03-18 Jeff Law <law@redhat.com>
7341 PR rtl-optimization/70263
7342 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7343 (update_equiv_regs): When trying to move a store to after the insn
7344 that sets the source of the store, make sure the store occurs after
7345 the insn that sets the source of the store. When successful note
7346 the REG_EQUIV note created in the dump file.
7348 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7349 Bernd Schmidt <bschmidt@redhat.com>
7351 * doc/extend.texi: Document more potential problems with basic asms.
7353 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7355 PR rtl-optimization/70278
7356 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7359 2016-03-18 Jason Merrill <jason@redhat.com>
7361 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7363 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7365 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7366 values to 128b regs.
7368 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7370 PR tree-optimization/70252
7371 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7372 boolean vector has a proper number of elements.
7373 (supportable_narrowing_operation): Likewise.
7375 2016-03-18 Tom de Vries <tom@codesourcery.com>
7378 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7380 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7382 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7383 instead of replace_rtx for DEBUG_INSNs.
7385 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7387 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7388 load type reservations.
7390 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7393 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7394 define_constraint for "Q" and "T" constraints.
7396 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7398 Tweak the pipeline model for Exynos M1
7400 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7403 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7406 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7407 where one or both locations aren't within a line_map.
7409 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7412 * opts.c (finish_options): Don't set flag_pie to the default if
7413 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7416 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7418 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7419 true as ALL_REGS argument to replace_rtx.
7421 2016-03-17 Richard Biener <rguenther@suse.de>
7424 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7427 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7430 * rtl.h (replace_rtx): Add ALL_REGS argument.
7431 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7432 equality and assert mode is the same, instead of just rtx pointer
7434 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7435 true as ALL_REGS argument to replace_rtx.
7437 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7439 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7440 for boolean vector with vector mode only.
7441 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7443 2016-03-17 Nick Clifton <nickc@redhat.com>
7446 * config/rx/rx.c (rx_print_integer): Print negative constants in
7449 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7452 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7454 2016-03-16 Richard Henderson <rth@redhat.com>
7455 Richard Biener <rguenth@suse.de>
7460 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7461 first operand as is_gimple_condexpr.
7466 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7467 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7468 Do not gimplify the result.
7469 (do_unop): Adjust call to tree_vec_extract.
7470 (do_binop): Likewise.
7471 (do_compare): Likewise.
7472 (do_plus_minus): Likewise.
7473 (do_negate): Likewise.
7474 (expand_vector_condition): Likewise.
7475 (do_cond): Likewise.
7477 2016-03-16 Richard Henderson <rth@redhat.com>
7480 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7481 (aarch64_classify_address): Use it.
7482 (aarch64_legitimize_address): Force all subexpressions of PLUS
7483 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7485 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7486 Richard Biener <rguenth@suse.de>
7489 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7490 return to even if only REGNO is equal, and assert
7493 2016-03-11 Jeff Law <law@redhat.com>
7495 PR rtl-optimization/70224
7496 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7498 2016-03-16 Richard Henderson <rth@redhat.com>
7501 * function.h (struct function): Add has_forced_label_in_static.
7502 * gimplify.c (force_labels_r): Set it.
7503 * lto-streamer-in.c (input_struct_function_base): Read it.
7504 * lto-streamer-out.c (output_struct_function_base): Write it.
7505 * tree-inline.c (has_label_address_in_static_1): Remove.
7506 (copy_forbidden): Remove fndecl parameter; test
7507 has_forced_label_in_static.
7508 (inline_forbidden_p): Update call to copy_forbidden.
7509 (tree_versionable_function_p): Likewise.
7510 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7511 (chkp_versioning): Likewise.
7512 * tree-inline.h (copy_forbidden): Update decl.
7514 2016-03-16 Marek Polacek <polacek@redhat.com>
7517 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7518 function being thunked if the result type doesn't have fixed size.
7519 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7520 doesn't have fixed size.
7522 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7524 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7525 reporting malformed loop nest.
7527 2016-03-16 Tom de Vries <tom@codesourcery.com>
7530 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7531 nodes.length () == 1 test to before first nodes[0] access.
7533 2016-03-16 Tom de Vries <tom@codesourcery.com>
7535 PR tree-optimization/68715
7536 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7539 2016-03-16 Tom de Vries <tom@codesourcery.com>
7541 PR tree-optimization/68809
7542 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7545 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7546 Sandra Loosemore <sandra@codesourcery.com>
7548 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7549 on leaf attribute. Mention ELF interposition problems.
7551 2016-03-16 Alan Modra <amodra@gmail.com>
7553 PR rtl-optimization/69195
7554 PR rtl-optimization/47992
7555 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7558 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7561 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7563 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7565 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7567 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7569 PR rtl-optimization/70222
7570 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7571 optimization if mode is different from result_mode, queue up masking
7572 of the result in outer_op. Formatting fix.
7575 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7578 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7580 PR rtl-optimization/69032
7581 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7582 looping backwards over basic block insns.
7584 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7587 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7588 to non-speculative when propagating trap bits.
7590 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7592 PR rtl-optimization/63384
7593 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7596 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7599 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7600 factored out from ...
7601 (sched_analyze_insn): ... here.
7602 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7603 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7604 get_implicit_reg_pending_clobbers in it.
7605 (setup_id_reg_sets): Use setup_id_implicit_regs.
7606 (deps_init_id): Ditto.
7608 2016-03-15 Tom de Vries <tom@codesourcery.com>
7611 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7613 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7614 execute_function_dump.
7615 (execute_one_pass): Don't dump function if it will be dumped after ipa
7618 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7620 * genrecog.c (match_pattern_2): If pred is NULL don't call
7621 safe_predicate_mode on it.
7623 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7626 * lra-constraints.c (delete_move_and_clobber): Change assertion
7627 to also allow dregno == 0.
7629 2016-03-14 Richard Henderson <rth@redhat.com>
7632 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7633 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7634 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7635 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7638 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7641 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7643 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7645 * lra-constraints.c (split_reg): For hard regs, try to find the
7646 biggest single-register mode used in the function.
7648 2016-03-14 Richard Biener <rguenther@suse.de>
7650 PR tree-optimization/56365
7651 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7652 constants to compare against.
7654 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7657 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7658 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7659 (define_split for the GPR case): Use int_reg_operand instead of
7660 gpc_reg_operand for the output.
7662 2016-03-14 Tom de Vries <tom@codesourcery.com>
7664 PR tree-optimization/70045
7665 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7666 create_empty_if_region_on_edge argument.
7668 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7670 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7671 (STACK_CHECK_PROTECT): Likewise.
7672 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7673 (STACK_CHECK_PROTECT): Likewise.
7674 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7675 (STACK_CHECK_PROTECT): Likewise.
7676 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7677 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7678 (STACK_CHECK_PROTECT): Likewise.
7680 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7682 PR rtl-optimization/69307
7683 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7684 registers in modes that span more than one register.
7686 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7689 * lra-constraints.c (delete_move_and_clobber): New.
7690 (remove_inheritance_pseudos): Use it.
7692 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7695 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7696 the libcall is LCT_THROW.
7697 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7698 for the checking routine.
7700 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7703 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7704 optimization if we have direct move.
7705 (roundu32<mode>2_fprs): Likewise.
7707 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7710 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7712 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7713 Arguments swapped. All callers changed. Take reg_renumber into
7714 account, and Calculate and compare register ranges for hard regs.
7716 2016-03-11 Jeff Law <law@redhat.com>
7718 PR tree-optimization/70190
7719 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7720 Handle cases where we can not extract the taken edge, even though we
7721 found a constant value.
7723 PR tree-optimization/64058
7724 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7725 (num_coalesce_pairs): Move up earlier in file.
7726 (find_coalesce_pair): Initialize the INDEX field for each pair
7728 (compare_pairs): No longer sort on the elements in each pair.
7729 Instead break ties with the index of the coalesce pair.
7731 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7734 * config/aarch64/aarch64-protos.h
7735 (aarch64_save_restore_target_globals): New prototype.
7736 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7737 Call the above when popping pragma.
7738 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7740 (aarch64_set_current_function): Rewrite using the above.
7742 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7744 PR tree-optimization/70177
7745 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7746 (extract_ops_from_tree): ... this. In the 2 argument
7747 overload remove _1 suffix.
7748 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7749 (extract_ops_from_tree): ... this.
7750 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7752 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7753 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7754 extract_ops_from_tree instead of 2 operand one.
7756 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7758 PR tree-optimization/70013
7759 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7760 for constant-pool entries.
7762 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7764 PR rtl-optimization/70174
7765 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7766 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7768 PR tree-optimization/70169
7769 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7770 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7773 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7774 Jakub Jelinek <jakub@redhat.com>
7777 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7778 of uninitialized values.
7780 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7782 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7784 ("*trunctddd2"): New pattern definition.
7785 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7788 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7790 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7791 definitions for BFP and DFP rounding modes.
7792 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7793 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7794 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7795 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7798 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7800 * config/s390/constraints.md: Adjust comment.
7801 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7802 s390_decompose_addrstyle_without_index.
7803 * config/s390/predicates.md (shift_count_or_setmem_operand):
7804 Rename to setmem_operand.
7805 * config/s390/s390-protos.h
7806 (s390_decompose_shift_count): Rename to
7807 s390_decompose_addrstyle_without_index.
7808 * config/s390/s390.c (s390_decompose_shift_count)
7809 (s390_mem_constraint, print_shift_count_operand)
7810 (print_operand_address, print_operand): Rename
7811 s390_decompose_shift_count to
7812 s390_decompose_addrstyle_without_index and rename
7813 print_shift_count_operand to print_addrstyle_operand troughout the
7815 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7816 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7817 Rename shift_count_or_setmem_operand to setmem_operand.
7818 * config/s390/vx-builtins.md ("vec_insert<mode>")
7819 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7822 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7825 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7826 Handle overlapping retval and newval.
7828 2016-03-10 Nick Clifton <nickc@redhat.com>
7831 * config/aarch64/aarch64.c
7832 (aarch64_override_options_after_change_1): When forcing
7833 flag_omit_frame_pointer to be true, use a special value that can
7834 be detected if this function is called again, thus preventing
7835 flag_omit_leaf_frame_pointer from being forced to be false.
7837 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7839 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7840 Set x_flag_omit_leaf_frame_pointer when handling
7841 -momit-leaf-frame-pointer.
7843 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7846 * cgraph.c (cgraph_node::dump): Dump split_part and
7847 indirect_call_target.
7848 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7849 * ipa.c (has_addr_references_p): Cleanup.
7850 (is_indirect_call_target_p): New.
7851 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7852 called indirectly as local.
7853 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7855 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7858 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7859 on cxa_pure_virtual.
7861 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7864 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7866 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7869 * tree.c (need_assembler_name_p): Only record main variant type names.
7871 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7874 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7875 Always define to 0 or 1.
7876 (TARGET_FIX_ERR_A53_843419): New macro.
7877 * config/aarch64/aarch64-elf-raw.h
7878 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7879 * config/aarch64/aarch64-linux.h: Likewise.
7880 * config/aarch64/aarch64.c
7881 (aarch64_override_options_after_change_1): Do not default
7882 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7884 (aarch64_attributes): Handle fix-cortex-a53-843419.
7885 (aarch64_can_inline_p): Likewise.
7886 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7888 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7889 Jakub Jelinek <jakub@redhat.com>
7891 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7892 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7893 DECL_COMMONS if flag_unconstrained_commons is set.
7894 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7895 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7896 (funconstrained-commons): Document.
7898 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7900 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7901 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7903 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7905 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7906 has a proper number of elements.
7908 2016-03-10 Alan Modra <amodra@gmail.com>
7910 PR rtl-optimization/69195
7911 PR rtl-optimization/47992
7912 * ira.c (recorded_label_ref): Delete.
7913 (update_equiv_regs): Return void.
7914 (indirect_jump_optimize): New function.
7915 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7916 before regstat_compute_ri. Don't rebuild_jump_labels here.
7917 Delete update_regstat.
7919 2016-03-10 Richard Biener <rguenther@suse.de>
7921 PR tree-optimization/70128
7922 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7923 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7925 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7927 PR tree-optimization/70152
7928 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7929 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7932 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7933 instead of gen_sse2_loadlpd.
7934 * config/i386/sse.md (*vec_concatv2df): Rename to...
7935 (vec_concatv2df): ... this.
7937 PR tree-optimization/70127
7938 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7940 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7944 * diagnostic-show-locus.c (compatible_locations_p): New function.
7945 (layout::layout): Sanitize ranges using compatible_locations_p.
7947 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7951 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7952 location_range param with three const expanded_locations * and a
7954 (layout::layout): Replace call to
7955 rich_location::lazily_expand_location with get_expanded_location.
7956 Extract the range and perform location expansion here, passing
7957 the results to the layout_range ctor.
7958 * diagnostic.c (source_range::debug): Delete.
7959 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7960 of rich_location::get_expanded_location.
7961 * gcc-rich-location.c (get_range_for_expr): Delete.
7962 (gcc_rich_location::add_expr): Reimplement to avoid the
7963 rich_location::add_range overload that took a location_range,
7964 passing a location_t instead.
7966 2016-03-09 Richard Biener <rguenther@suse.de>
7967 Jakub Jelinek <jakub@redhat.com>
7969 PR tree-optimization/70138
7970 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7971 Also skip vect_double_reduction_def.
7973 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7976 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7977 if the operand is "m".
7979 2016-03-09 Nathan Sidwell <nathan@acm.org>
7981 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7983 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7985 * config/i386/i386.c (processor_target_table): Fix cost table
7986 intialization order for znver1.
7988 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7990 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7991 - becuase -> because.
7992 * ipa-reference.c (ignore_module_statics): Likewise.
7993 * cgraph.c (cgraph_node::get_body): Likewise.
7994 * ipa-inline.c (early_inliner): Likewise.
7995 * ipa-devirt.c (types_same_for_odr): Likewise.
7996 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7997 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7999 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8001 * tree-ssa-math-opts.c: Fix typo in comment.
8003 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8006 * config/i386/i386.c (scalar_chain::make_vector_copies,
8007 scalar_chain::convert_reg): Call end_sequence in between
8008 get_insns and emit_conversion_insns rather than after both
8011 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8014 * config/i386/i386.h (machine_function): Add
8015 pc_thunk_call_expanded flag.
8016 (ix86_pc_thunk_call_expanded): New define.
8017 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8018 (*set_got): Rename insn pattern from set_got.
8019 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8020 * config/i386/i386.c (ix86_compute_frame_layout): Use
8021 ix86_pc_thunk_call_expanded to prevent red-zone.
8023 2016-03-07 Martin Jambor <mjambor@suse.cz>
8025 * hsa.h (hsa_get_ctor_statements): Declare.
8026 (hsa_get_dtor_statements): Likewise.
8027 (hsa_get_kernel_dispatch_type): Likewise.
8028 * hsa.c (hsa_get_ctor_statements): New function.
8029 (hsa_get_dtor_statements): Likewise.
8030 (hsa_get_kernel_dispatch_type): Likewise.
8031 * hsa-brig.c (hsa_cdtor_statements): Removed.
8032 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8033 hsa_get_dtor_statements.
8034 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8035 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8037 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8039 * config/arm/arm-cores.def (cortex-r8): New.
8040 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8041 * config/arm/arm-tune.md: Likewise.
8042 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8044 2016-03-07 Martin Sebor <msebor@redhat.com>
8046 PR rtl-optimization/19705
8047 * doc/invoke.texi (Options That Control Optimization): Clarify
8048 -fno-branch-count-reg.
8050 2016-02-26 Richard Biener <rguenther@suse.de>
8051 Jeff Law <law@redhat.com>
8053 PR tree-optimization/69740
8054 * cfghooks.c (remove_edge): Request loop fixups if we delete
8055 an edge that might turn an irreducible loop into a natural
8057 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8058 Move after definition of loops_state_clear.
8060 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8062 PR rtl-optimization/69052
8063 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8066 2016-03-07 Tom de Vries <tom@codesourcery.com>
8068 PR tree-optimization/70116
8069 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8070 is_tm_ending stmts and ubsan/asan internal functions.
8071 (find_duplicate): Use it. Don't test is_tm_ending here.
8073 2016-03-07 Richard Biener <rguenther@suse.de>
8075 PR tree-optimization/70115
8076 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8077 (propagate_constants_for_unrolling): Use replace_uses_by.
8079 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8082 * omp-low.c (struct oacc_loop): Add ifns.
8083 (new_oacc_loop_raw): Initialize it.
8084 (finish_oacc_loop): Clear mask & flags if no ifns.
8085 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8086 (oacc_loop_xform_loop): Add ifns arg & adjust.
8087 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8089 2016-03-07 Richard Henderson <rth@redhat.com>
8092 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8093 (insert_value_copy_on_edge): Likewise.
8095 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8097 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8099 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8102 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8104 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8106 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8108 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8110 Fix sseimul type attribute.
8111 * config/i386/znver1.md
8112 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8113 znver1_sseimul_avx256_load) : Fix the type attribute.
8114 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8115 pipe usage and latency.
8117 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8120 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8121 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8124 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8127 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8129 PR rtl-optimization/69941
8130 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8131 the reg share its mode.
8133 2016-03-04 Jeff Law <law@redhat.com>
8135 PR tree-optimization/69196
8136 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8137 If the both SSA_NAMEs are anonymous, then consider them unassociated
8138 and include the PHI in the statement count.
8140 2016-03-05 Tom de Vries <tom@codesourcery.com>
8142 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8143 construct in oacc routine. Check for oacc region in oacc routine.
8145 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8148 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8149 2016-02-22 changes, instead don't recurse if RECUR is already true.
8150 Don't change *dynamic_check if RECUR. Adjust recursive caller
8151 to pass true to the new argument.
8152 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8155 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8156 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8158 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8160 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8162 PR rtl-optimization/57676
8163 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8166 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8168 * tree-vect-patterns.c (search_type_for_mask): Handle
8169 comparison of booleans.
8171 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8173 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8177 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8178 all other ops that have dw_val_class_die_ref operands,
8179 and DW_OP_GNU_entry_value.
8181 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8183 PR rtl-optimization/69904
8184 * config/arm/arm.c (arm_cannot_copy_insn_p):
8185 Return true for load-exclusive instructions.
8187 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8190 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8191 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8192 the pattern no matter if it is used just by non-pattern, pattern
8194 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8195 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8196 oprnd1 def_stmt is in pattern, don't look through it.
8198 2016-03-03 Marek Polacek <polacek@redhat.com>
8201 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8203 2016-03-03 Martin Liska <mliska@suse.cz>
8205 PR tree-optimization/70043
8206 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8207 previous statement if we see a debug statement.
8209 2016-03-03 Richard Biener <rguenther@suse.de>
8211 PR tree-optimization/55936
8212 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8213 parameter and guard unsafe equivalence use.
8214 (vrp_evaluate_conditional_warnv_with_ops): Always use
8215 safe equivalences but not via the quadratic compare_names
8218 2016-03-03 Michael Collison <michael.collison@linaro.org>
8221 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8222 for operand 1 to s_register_operand. Change predicate for operand
8223 2 to arm_not_immediate_operand.
8225 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8227 * doc/tm.texi: Regenerated.
8229 2016-03-02 Richard Henderson <rth@redhat.com>
8232 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8233 simplification when all args are positive non-fixed registers.
8235 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8237 * target.def (lra_p): Specify that new ports should use LRA.
8239 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8242 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8243 gimplify_type_sizes the type they refer to.
8244 (omp_notice_variable): Handle reference vars to VLAs.
8245 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8246 reference to VLA decls in the second pass instead of first pass.
8248 2016-03-02 Tom de Vries <tom@codesourcery.com>
8250 PR tree-optimization/68659
8251 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8252 new_expr == NULL_TREE.
8253 (get_new_name): Handle ADDR_EXPR.
8255 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8257 PR rtl-optimization/69052
8258 * loop-invariant.c (canonicalize_address): New function.
8259 (inv_can_prop_to_addr_use): Check validity of address expression
8260 which is canonicalized by above function.
8262 2016-03-02 Alan Modra <amodra@gmail.com>
8265 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8268 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8271 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8272 (*movhi_internal): Put mask moves from and to memory separately
8273 from moves from/to GPRs.
8275 2016-03-02 Richard Biener <rguenther@suse.de>
8277 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8278 GENERIC expressions in GIMPLE.
8280 2016-03-02 Richard Biener <rguenther@suse.de>
8282 * config/i386/i386.c (type_natural_mode): Fix typo.
8284 2016-03-02 Nick Clifton <nickc@redhat.com>
8286 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8288 2016-03-02 Richard Biener <rguenther@suse.de>
8289 Uros Bizjak <ubizjak@gmail.com>
8292 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8294 2016-03-02 Richard Biener <rguenther@suse.de>
8297 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8299 2016-03-02 Marek Polacek <polacek@redhat.com>
8302 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8303 "is promoted to" warning.
8305 2016-03-01 DJ Delorie <dj@redhat.com>
8307 * config.gcc: Deprecate mep-*.
8309 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8312 * lra-constraints.c (regno_val_use_in): New.
8313 (match_reload): Use it instead of regno_use_in.
8315 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8317 PR rtl-optimization/70007
8318 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8319 references present in REG_EQUAL notes attached to non-SET patterns.
8321 2016-03-01 Jeff Law <law@redhat.com>
8323 PR tree-optimization/69196
8324 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8325 Appropriately clamp the number of statements to copy when the
8326 thread path does not traverse a loop backedge.
8328 PR tree-optimization/69196
8329 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8330 Do count some PHIs in the thread path against the insn count. Decrease
8331 final statement count by one as the control statement in the last
8332 block will get removed. Remove special cased code for handling PHIs
8335 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8338 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8339 asm dialect alternatives to explicit GOTPCREL calls.
8341 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8344 * ira.c (do_reload): Issue warning for generic stack checking here...
8345 * reload1.c (reload): ...instead of here and streamline it.
8347 2016-03-01 Nick Clifton <nickc@redhat.com>
8349 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8351 2016-03-01 Richard Biener <rguenther@suse.de>
8353 PR tree-optimization/69983
8354 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8355 types and fall back to operand_equal_p.
8357 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8362 * config/s390/constraints.md ("jm8"): New constraint.
8363 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8365 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8367 ("*setmem_long<setmem_and>"): New pattern.
8368 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8370 ("*setmem_long_31z<setmem_and>"): New pattern.
8371 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8372 New substitution rules with the required attributes.
8375 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8380 * gensupport.c (process_substs_on_one_elem): Split loop to
8381 complete mark_operands_used_in_match_dup on all expressions in the
8383 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8384 and remove function.
8386 2016-03-01 Richard Biener <rguenther@suse.de>
8389 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8390 vector BIT_FIELD_REF extract.
8392 2016-03-01 Richard Biener <rguenther@suse.de>
8394 PR tree-optimization/69994
8395 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8397 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8399 PR tree-optimization/69956
8400 * tree-vect-stmts.c (supportable_widening_operation): Support
8401 multi-step conversion of boolean vectors.
8402 (supportable_narrowing_operation): Likewise.
8404 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8406 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8409 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8411 * config/s390/subst.md (DSI_VI): New mode iterator.
8412 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8413 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8414 the insn definition.
8415 ("*vec_set<mode>"): Change predicate and add alternative to
8416 support only either register or const_int operands as element
8418 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8420 ("vec_extract<mode>"): New expander.
8421 ("*vec_extract<mode>"): New insn definition supporting reg and
8422 const_int element selectors.
8423 ("*vec_extract<mode>_plus"): New insn definition supporting
8424 reg+const_int element selectors.
8425 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8426 following expander+insn definition.
8427 ("<vec_shifts_name><mode>3"): New expander.
8428 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8430 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8432 * config/s390/s390.md ("*tabort_1"): Change predicate to
8433 nonmemory_operand. Add a second alternative to cover
8434 register as well as const int operands.
8435 ("*tabort_1_plus"): New pattern definition.
8437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8439 * config/s390/s390.md ("*ashrdi3_cc_31")
8440 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8441 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8442 Merge insn definitions into ...
8443 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8444 New pattern definition.
8445 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8446 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8447 ("*ashr<mode>3_and"): Merge insn definitions into ...
8448 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8449 New pattern definition.
8450 * config/s390/subst.md ("addr_style_op_cc_subst")
8451 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8452 substitutions patterns plus attributes.
8453 Add ashiftrt to SUBST iterator.
8455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8457 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8458 op2 to nonmemory_operand.
8459 ("*<shift>di3_31", "*<shift>di3_31_and"):
8460 Merge into single pattern definition ...
8461 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8462 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8463 pattern definition ...
8464 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8465 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8470 * config/s390/predicates.md (const_int_6bitset_operand): New
8472 * config/s390/s390.md: Include subst.md.
8473 ("rotl<mode>3"): New expander.
8474 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8476 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8477 * config/s390/subst.md: New file.
8479 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8481 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8482 Remove RRR type. It doesn't really exist.
8483 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8485 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8486 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8487 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8488 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8489 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8490 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8491 `enabled' attribute.
8493 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8495 * gensupport.c (process_substs_on_one_elem): Split loop to
8496 complete mark_operands_used_in_match_dup on all expressions in the
8498 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8499 and remove function.
8501 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8504 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8505 (CEIL_NWORDS): ...this. Use CEIL macro.
8506 (compute_fp_layout): Adjust to above renaming.
8507 (function_arg_union_value): Likewise.
8508 (sparc_arg_partial_bytes): Likewise.
8509 (sparc_function_arg_advance): Likewise.
8511 2016-02-29 Jeff Law <law@redhat.com>
8513 PR tree-optimization/70005
8514 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8515 where an object with a boolean range is compared against a value
8518 PR tree-optimization/69999
8519 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8520 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8523 2016-02-29 Richard Biener <rguenther@suse.de>
8525 PR tree-optimization/69994
8526 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8527 (get_unary_op): Look through nop conversions.
8528 (ops_equal_values_p): New function, look for equality diregarding
8530 (eliminate_plus_minus_pair): Use ops_equal_values_p
8531 (repropagate_negates): Do not use get_unary_op here.
8533 2016-02-29 Martin Liska <mliska@suse.cz>
8535 * system.h: Poison ENABLE_CHECKING macro.
8537 2016-02-29 Martin Liska <mliska@suse.cz>
8539 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8540 is presented in dump flags.
8541 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8542 (hsa_regalloc): Likewise.
8544 2016-02-19 Richard Biener <rguenther@suse.de>
8546 PR tree-optimization/69980
8547 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8548 permutation of those we need to keep.
8550 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8553 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8554 (NWORDS_UP): ...this
8555 (init_cumulative_args): Minor tweaks.
8556 (sparc_promote_function_mode): Likewise.
8557 (scan_record_type): Delete.
8558 (traverse_record_type): New function template.
8559 (classify_data_t): New structure type.
8560 (classify_registers): New inline function.
8561 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8562 exhausted. Instantiate traverse_record_type on classify_registers and
8563 deal with the case of a structure passed in slot #15 with no FP field
8565 (assign_data_t): New structure type.
8566 (compute_int_layout): New static function.
8567 (compute_fp_layout): Likewise.
8568 (count_registers): New inline function.
8569 (assign_int_registers): New static function.
8570 (assign_fp_registers): Likewise.
8571 (assign_registers): New inline function.
8572 (function_arg_record_value_1): Delete.
8573 (function_arg_record_value_2): Likewise.
8574 (function_arg_record_value_3): Likewise.
8575 (function_arg_record_value): Adjust to above changes. Instantiate
8576 traverse_record_type on count_registers to first count the number of
8577 registers to be used and then on assign_registers to assign them.
8578 (function_arg_union_value): Adjust to above renaming.
8579 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8580 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8581 case of a structure passed in slot #15
8582 (sparc_function_arg_advance): Likewise.
8583 (function_arg_padding): Minor tweak.
8585 2016-02-29 Richard Biener <rguenther@suse.de>
8587 PR tree-optimization/69720
8588 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8589 the adjustment_def path for possibly vectorized defs.
8590 (vect_create_epilog_for_reduction): Handle vectorized initial
8593 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8595 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8597 2016-02-27 Jeff Law <law@redhat.com>
8600 2016-02-26 Richard Biener <rguenther@suse.de>
8601 Jeff Law <law@redhat.com>
8603 PR tree-optimization/69740
8604 * cfghooks.c (remove_edge): Request loop fixups if we delete
8605 an edge that might turn an irreducible loop into a natural
8608 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8610 PR rtl-optimization/69896
8611 * tree-vect-generic.c (get_compute_type): Avoid single element
8614 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8616 Rename the AArch64 tuning option and related functions to enable the
8617 Newton series for the reciprocal square root to reflect its
8618 approximative characteristic.
8620 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8621 function to "aarch64_emit_approx_rsqrt".
8622 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8623 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8624 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8625 (xgene1_tunings): Likewise.
8626 (use_rsqrt_p): Likewise.
8627 (aarch64_emit_swrsqrt): Use new function name.
8628 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8629 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8630 text explaining this option.
8631 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8633 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8636 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8637 complain about -mallow-movmisalign without -mvsx if
8638 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8640 2016-02-26 Joel Sherrill <joel@rtems.org>
8642 * config.gcc: Add x86_64-*-rtems*.
8643 * config/i386/rtems-64.h: New file.
8645 2016-02-26 Joel Sherrill <joel@rtems.org>
8647 * config.gcc: Add aarch64-*-rtems*.
8648 * config/aarch64/rtems.h: New file.
8650 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8653 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8654 shift amount using %h. Add comment.
8656 2016-02-26 Richard Biener <rguenther@suse.de>
8657 Jeff Law <law@redhat.com>
8659 PR tree-optimization/69740
8660 * cfghooks.c (remove_edge): Request loop fixups if we delete
8661 an edge that might turn an irreducible loop into a natural
8664 2016-02-26 Martin Jambor <mjambor@suse.cz>
8667 * tree-sra.c (sra_modify_assign): Do not remove loads of
8668 uninitialized aggregates to SSA_NAMEs.
8670 2016-02-26 Richard Henderson <rth@redhat.com>
8673 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8674 pseudo in case the target rtx matches the source of the left
8677 2016-02-26 Martin Jambor <mjambor@suse.cz>
8680 * hsa.h (hsa_type_packed_p): Declare.
8681 * hsa.c (hsa_type_packed_p): New function.
8682 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8684 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8685 * hsa-brig.c (emit_basic_insn): Likewise.
8687 2016-02-26 Martin Jambor <mjambor@suse.cz>
8690 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8692 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8694 2016-02-26 Martin Jambor <mjambor@suse.cz>
8696 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8697 hsa_op_with_type operands.
8698 (hsa_unsigned_type_for_type): Declare.
8699 * hsa.c (hsa_unsigned_type_for_type): New function.
8700 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8701 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8702 the finalizer. Do not emit extra move.
8704 2016-02-26 Martin Jambor <mjambor@suse.cz>
8706 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8707 atomic operations in private segment.
8709 2016-02-26 Martin Jambor <mjambor@suse.cz>
8711 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8712 statements to wi->info. Also disallow omp simd constructs.
8713 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8714 for not gridifying. Dump special string for omp_for.
8716 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8719 * config/aarch64/aarch64.c (aarch64_set_current_function):
8720 Save/restore target globals when switching to
8721 target_option_default_node.
8723 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8726 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8727 Return 0 if !SHIFT_COUNT_TRUNCATED.
8729 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8730 Eric Botcazou <ebotcazou@adacore.com>
8732 PR rtl-optimization/69891
8733 * dse.c (scan_insn): If we can't figure out memset arguments
8734 or they are non-constant, call clear_rhs_from_active_local_stores.
8736 2016-02-26 Martin Liska <mliska@suse.cz>
8738 * doc/extend.texi: Mention clog10, clog10f an clog10l
8739 in Builtins section.
8741 2016-02-26 Martin Liska <mliska@suse.cz>
8743 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8745 (resolve_args_picking_1): Likewise.
8746 * dwarf2out.h (struct GTY): Likewise.
8748 2016-02-26 Martin Liska <mliska@suse.cz>
8750 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8752 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8754 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8755 Martin Liska <mliska@suse.cz>
8757 * doc/install.texi: Mention --enable-valgrind-annotations.
8759 2016-02-26 Richard Biener <rguenther@suse.de>
8761 PR tree-optimization/69551
8762 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8763 looking through aliases adjust DECL_PT_UID to refer to the
8764 ultimate alias target.
8766 2016-02-25 Martin Liska <mliska@suse.cz>
8769 * alloc-pool.c (after_memory_report): New variable.
8770 * alloc-pool.h (base_pool_allocator ::release): Do not use
8771 the infrastructure if after_memory_report.
8772 * toplev.c (toplev::main): Mark after memory report.
8774 2016-02-25 Richard Biener <rguenther@suse.de>
8776 PR tree-optimization/48795
8777 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8779 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8782 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8783 offloading is enabled and -fopenacc or -fopenmp is specified.
8784 (CRTOFFLOADEND): Likewise.
8785 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8786 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8787 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8788 (offload_objects_file_name): New static var.
8789 (tool_cleanup): Remove offload_objects_file_name file.
8790 (find_offloadbeginend): Replace with ...
8791 (find_crtoffloadtable): ... this.
8792 (run_gcc): Remove offload_argc and offload_argv.
8793 Get offload_objects_file_name from -foffload-objects=... option.
8794 Read names of object files with offload from this file, pass them to
8795 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8796 don't pass offloadbegin and offloadend to the linker. Don't pass
8797 offload non-LTO files to the linker, because now they're not claimed.
8799 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8802 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8803 on builtin_unreachable.
8805 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8807 PR rtl-optimization/69896
8808 * regcprop.c: Include cfgrtl.h.
8809 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8810 than remembered mode, either delete it (if noop_move_p), or
8811 treat like copy_p but not noop_p instruction.
8813 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8816 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8817 - allow NULL decl for Fortran DW_TAG_common_block variables.
8819 2016-02-24 Jason Merrill <jason@redhat.com>
8821 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8823 2016-02-24 Richard Biener <rguenther@suse.de>
8824 Jakub Jelinek <jakub@redhat.com>
8827 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8828 conditionally executed ops to well-defined overflow behavior.
8830 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8833 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8836 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8838 PR rtl-optimization/69886
8839 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8840 argument. Use it when checking validity of set instructions.
8841 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8842 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8844 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8845 * store-motion.c (find_moveable_store): Update
8846 can_assign_to_reg_without_clobbers_p callsite.
8848 2016-02-24 Richard Biener <rguenther@suse.de>
8851 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8853 (record_nonwrapping_iv): Do not fall back to the low/high bound
8854 for non-constant IV bases if the stmt is not always executed.
8856 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8858 * config/arm/arm-cores.def (cortex-a32): New entry.
8859 * config/arm/arm-tables.opt: Regenerate.
8860 * config/arm/arm-tune.md: Regenerate.
8861 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8862 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8863 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8864 for -mcpu and -mtune.
8866 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8869 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8870 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8871 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8872 (atomic_loaddi_1): Delete.
8873 (atomic_loaddi): Rewrite expander using the above changes.
8875 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8878 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8881 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8882 Richard Biener <rguenth@suse.de>
8885 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8886 set_mem_attributes if tem is SSA_NAME which got expanded
8889 2016-02-24 Richard Biener <rguenther@suse.de>
8891 PR tree-optimization/69907
8892 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8893 end of permutations for BB vectorization.
8895 2016-02-24 Christian Bruel <christian.bruel@st.com>
8897 * config/arm/arm-c.c (arm_option_override): Initialize
8898 target_option_current_node.
8899 * config/arm/arm.c (arm_pragma_target_parse): Replace
8900 build_target_option_node call by target_option_current_node.
8901 Set target_option_current_node.
8904 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8907 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8908 define_insn_and_split to define_insn.
8909 (zero_extendqi<mode>2_dot2): Same.
8910 (extendqi<mode>2_dot): Same.
8911 (extendqi<mode>2_dot2): Same.
8913 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8915 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8916 and add bypass for AES{D,E} and AESMC pairs.
8917 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8920 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8922 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8923 series for reciprocal square root in Exynos M1.
8925 2016-02-23 Martin Sebor <msebor@redhat.com>
8928 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8929 __builtin_alloca_with_align.
8931 2016-02-23 Richard Henderson <rth@redhat.com>
8933 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8934 (ix86_register_pragmas): Remove __seg_tls.
8935 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8936 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8937 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8938 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8939 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8940 * doc/extend.texi (__seg_tls): Remove item.
8942 2016-02-23 Richard Biener <rguenther@suse.de>
8944 * alloc-pool.h (struct allocation_object): Make id member
8945 conditional on CHECKING_P again.
8946 (get_instance): Adjust.
8947 (base_pool_allocator): Likewise.
8949 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8951 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8952 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8954 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8956 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8958 2016-02-23 Richard Biener <rguenther@suse.de>
8960 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8961 * bitmap.h (struct bitmap_usage): Likewise.
8962 (bitmap_move): Declare.
8963 * bitmap.c (register_overhead): Take size_t argument.
8964 (bitmap_move): New function.
8965 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8966 to properly account overhead.
8967 * tree.c (free_node): Use tree_size.
8969 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8972 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8973 when inverting comparison.
8976 * common.opt (Wunreachable-code): Add Warning flag.
8978 2016-02-23 Mark Wielaard <mjw@redhat.com>
8979 Jakub Jelinek <jakub@redhat.com>
8982 * cgraphunit.c (check_global_declaration): Check main_input_filename
8983 and DECL_SOURCE_FILE are not NULL.
8985 2016-02-23 Martin Jambor <mjambor@suse.cz>
8987 PR tree-optimization/69666
8988 * tree-sra.c (sra_modify_assign): Do not attempt to create
8989 default_def replacements for unscalarizable regions.
8991 2016-02-20 Mark Wielaard <mjw@redhat.com>
8994 * cgraphunit.c (check_global_declaration): Check level of
8995 warn_unused_const_variable and main_input_filename.
8996 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8997 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8998 (-Wunused-const-variable): Explain levels 1 and 2.
9000 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9003 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9004 identical arguments. Formatting and spelling fixes.
9007 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9012 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9013 and m68k-devices.def.
9014 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9015 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9017 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9019 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9020 and HImode registers.
9022 2016-02-22 Richard Biener <rguenther@suse.de>
9024 PR tree-optimization/69882
9025 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9026 preserve permutations present because of gaps.
9027 (vect_supported_load_permutation_p): Always continue checking
9028 permutations after vect_attempt_slp_rearrange_stmts.
9030 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9032 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9033 min_profitable_estimate, rather than min_profitable_iters.
9035 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9038 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9039 SImode for last match_operand.
9041 2016-02-22 Martin Liska <mliska@suse.cz>
9043 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9044 return bitsize - 1 as the return value.
9046 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9050 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9051 Handle negative shift counts.
9052 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9053 force_reg on the shift constant.
9054 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9055 (lshrsi3_d): Handle negative shift counts.
9057 2016-02-22 Richard Biener <rguenther@suse.de>
9058 Tom de Vries <tom@codesourcery.com>
9060 * graph.c: Include dumpfile.h.
9061 (print_graph_cfg): Split into three overloads.
9062 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9064 2016-02-22 Tom de Vries <tom@codesourcery.com>
9066 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9069 2016-02-22 Richard Biener <rguenther@suse.de>
9072 * ipa-inline-transform.c (inline_call): When not updating
9073 overall summaries adjust self size by the growth estimate.
9074 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9075 hash-set, do not update overall summaries here. Renamed from ...
9076 (inline_to_all_callers): ... this which is now wrapping the
9077 above and performing delayed overall summary update.
9078 (early_inline_small_functions): Delay updating of the overall
9081 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9083 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9086 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9089 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9090 :%* in %:gt() argument.
9091 (greater_than_spec_func): Adjust for expecting only numbers,
9092 if there are more than two numbers, compare the last two.
9094 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9096 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9097 -Wnarrowing with -std.
9099 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9102 * expr.c (store_field): Don't use bit-field path if exp is
9103 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9104 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9105 and the assignment can be performed by bitwise copy. Formatting
9109 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9110 call copy_reg_eh_region_note_forward on before and/or after sequences
9111 and remove note from insn if it no longer can throw.
9114 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9117 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9119 * config/s390/vector.md: Add missing commutative operand markers
9120 to the patterns which qualify for one.
9121 * config/s390/vx-builtins.md: Likewise.
9123 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9125 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9126 types to mode iterators.
9127 (vec_double): ... and mode attribute.
9128 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9132 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9133 Change the predicate of op2 from nonimmediate to general and let
9134 reload fix it if necessary.
9136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9138 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9140 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9142 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9145 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9147 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9148 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9149 * config/s390/s390.md ("movstr<P:mode>"): Call
9150 s390_expand_vec_movstr.
9152 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9154 * config/s390/s390.md: Add missing output modifier for operand 1
9155 to print it as address properly.
9157 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9159 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9160 * config/s390/2964.md: New file.
9161 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9162 of insn grouping attributes depending on the CPU level.
9163 (s390_get_unit_mask): New function.
9164 (s390_sched_score): Remove the OOO from the scheduling macros.
9165 Add loop to calculate a score for the instruction mix.
9166 (s390_sched_reorder): Likewise plus improve debug output.
9167 (s390_sched_variable_issue): Rename macros as above. Calculate
9168 the unit distances after actually scheduling an insn. Improve
9170 (s390_sched_init): Clear last_scheduled_unit_distance array.
9171 * config/s390/s390.md: Include 2964.md.
9173 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9176 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9177 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9178 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9179 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9180 *avx512f_<code>v8div16qi2_mask_1): New insns.
9182 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9185 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9188 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9189 earlyclobber from target. Use wF constraint for fused memory
9191 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9193 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9194 Martin Liska <mliska@suse.cz>
9197 * cfgexpand.c (asan_sanitize_stack_p): New function.
9198 (partition_stack_vars): Use the function.
9199 (expand_stack_vars): Likewise.
9200 (defer_stack_allocation): Likewise.
9201 (expand_used_vars): Likewise.
9203 2016-02-18 Richard Biener <rguenther@suse.de>
9206 * fold-const.c (operand_equal_p): Properly compare offsets for
9207 IMAGPART_EXPR and ARRAY_REF.
9209 2016-02-18 Nick Clifton <nickc@redhat.com>
9213 * config/arm/arm.c (arm_option_override_internal): Disable
9214 interworking if the target does not support thumb instructions.
9215 (arm_reload_in_hi): Handle the case where a register to register
9216 move needs reloading because there is no simple pattern to handle
9218 (arm_reload_out_hi): Likewise.
9220 2016-02-18 Richard Biener <rguenther@suse.de>
9223 * match.pd: Don't use fold_binary or fold_unary for folding
9226 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9229 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9230 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9231 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9232 warn on gimple_no_warning_p statements.
9234 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9236 * doc/extend.texi (C++ Attributes): Correct description of
9237 warn_unused type attribute.
9239 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9241 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9242 correct instruction.
9244 2016-02-17 Richard Biener <rguenther@suse.de>
9246 PR rtl-optimization/69609
9247 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9248 (find_traces_1_round): When ending a trace update cached priority
9250 (bb_to_key): Use cached priority when available.
9251 (copy_bb): Initialize cached priority.
9252 (reorder_basic_blocks_software_trace_cache): Likewise.
9254 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9257 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9259 (aarch64_comparison_operator): Break overly long line into two.
9260 (aarch64_comparison_operation): Likewise.
9261 * config/aarch64/aarch64.md (cstorecc4): Use
9262 aarch64_comparison_operator_mode instead of
9263 aarch64_comparison_operator.
9264 (cstore<mode>4): Likewise.
9265 (aarch64_cstore<mode>): Likewise.
9266 (*cstoresi_insn_uxtw): Likewise.
9267 (cstore<mode>_neg): Likewise.
9268 (*cstoresi_neg_uxtw): Likewise.
9270 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9273 * config/arm/predicates.md (arm_comparison_operator_mode):
9275 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9276 instead of arm_comparison_operator.
9277 (*mov_negscc): Likewise.
9278 (*mov_notscc): Likewise.
9279 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9280 (*thumb2_mov_negscc): Likewise.
9281 (*thumb2_mov_negscc_strict_it): Likewise.
9282 (*thumb2_mov_notscc): Likewise.
9283 (*thumb2_mov_notscc_strict_it): Likewise.
9285 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9287 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9290 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9292 * config/visium/visium.c (machine_libfunc_index): New enum.
9293 (machine_libfuncs): New structure.
9294 (visium_libfuncs): New static variable.
9295 (TARGET_INIT_LIBFUNCS): Define to...
9296 (visium_init_libfuncs): ...this. New function.
9297 (expand_block_move_4): Use the appropriate libfunc.
9298 (expand_block_move_2): Likewise.
9299 (expand_block_move_1): Likewise.
9300 (expand_block_set_4): Likewise.
9301 (expand_block_set_2): Likewise.
9302 (expand_block_set_1): Likewise.
9303 (visium_trampoline_init): Likewise.
9305 2016-02-17 Nick Clifton <nickc@redhat.com>
9307 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9308 TI's devices.csv file as of March 2016.
9310 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9313 * opts-global.c (handle_common_deferred_options): Introduce and
9314 initialize two global variables to remember command-line options
9315 specifying a stack-limiting register.
9316 * opts.h: Add extern declarations of the two new global variables.
9317 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9318 variable based on the values of the two new global variables.
9320 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9323 * common.opt (Wnonnull-compare): New warning.
9324 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9325 of arguments against NULL.
9326 (-Wnonnull-compare): Document.
9327 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9328 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9329 * passes.def (pass_warn_nonnull_compare): Add.
9330 * gimple-ssa-nonnull-compare.c: New file.
9332 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9334 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9335 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9337 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9339 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9340 reciprocal sqrt for -mlow-precision-recip-sqrt.
9342 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9343 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9345 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9346 always use lane loads to construct non-constant vectors.
9348 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9350 * config/aarch64/aarch64.md
9351 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9352 constraints for operand 3.
9353 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9355 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9356 Richard Biener <rguenther@suse.de>
9358 PR tree-optimization/69820
9359 * tree-vect-patterns.c (type_conversion_p): Return false if
9360 *orig_type is unsigned single precision or boolean.
9361 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9364 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9366 PR rtl-optimization/69764
9367 PR rtl-optimization/69771
9368 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9369 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9371 2016-02-16 Richard Biener <rguenther@suse.de>
9373 PR tree-optimization/69776
9374 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9376 (indirect_refs_may_alias_p): Likewise.
9377 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9378 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9379 according to tbaa_p.
9380 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9381 (optimize_stmt): For redundant store discovery do not allow tbaa.
9383 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9385 PR tree-optimization/69714
9386 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9387 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9389 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9391 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9392 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9393 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9394 * config/arc/arc.c (arc_init): Check FPU options.
9395 (get_arc_condition_code): Handle new CC_FPU* modes.
9396 (arc_select_cc_mode): Likewise.
9397 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9398 register pair only. Allow access for ARCv2 accumulator.
9399 (gen_compare_reg): Whenever we have FPU support use FPU compare
9401 (arc_reorg): Don't generate brcc insns when FPU compare
9402 instructions are involved.
9403 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9404 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9405 floating point emulation.
9406 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9407 (REVERSE_CONDITION): Add new CC_FPU* modes.
9408 (TARGET_FP_SP_BASE): Define.
9409 (TARGET_FP_DP_BASE): Likewise.
9410 (TARGET_FP_SP_FUSED): Likewise.
9411 (TARGET_FP_DP_FUSED): Likewise.
9412 (TARGET_FP_SP_CONV): Likewise.
9413 (TARGET_FP_DP_CONV): Likewise.
9414 (TARGET_FP_SP_SQRT): Likewise.
9415 (TARGET_FP_DP_SQRT): Likewise.
9416 (TARGET_FP_DP_AX): Likewise.
9417 * config/arc/arc.md (ARCV2_ACC): New constant.
9418 (type): New fpu type attribute.
9419 (SDF): Conditional iterator.
9420 (cstore<mode>, cbranch<mode>): Change expand condition.
9421 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9422 handles FPU/FPX cases as well.
9423 * config/arc/arc.opt (mfpu): New option.
9424 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9426 (adddf3, muldf3, subdf3): Removed.
9427 * config/arc/predicates.md (proper_comparison_operator): Recognize
9429 * config/arc/fpu.md: New file.
9430 * doc/invoke.texi (ARC Options): Document mfpu option.
9432 2016-02-16 Richard Biener <rguenther@suse.de>
9434 PR rtl-optimization/69291
9435 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9436 noce_operand_ok check.
9438 2016-02-16 Tom de Vries <tom@codesourcery.com>
9441 * omp-low.c (simd_clone_create): Remove call to
9442 symtab->call_cgraph_insertion_hooks.
9444 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9446 PR tree-optimization/69802
9447 * tree-ssa-reassoc.c (update_range_test): If op is
9448 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9449 op == 1 test of precision 1 integral op, otherwise handle
9450 that case as op itself. Fix up formatting.
9451 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9454 2016-02-16 Richard Biener <rguenther@suse.de>
9456 PR tree-optimization/69586
9457 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9458 types for conversion sources.
9460 2016-02-16 Richard Biener <rguenther@suse.de>
9463 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9464 mask OEP_ADDRESS_OF.
9466 2016-02-16 Alan Modra <amodra@gmail.com>
9469 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9470 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9471 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9473 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9474 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9475 (p8_fmrgow_<mode>): Likewise.
9476 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9478 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9479 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9480 to use movdi_internal64. Remove op0_di.
9481 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9483 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9485 Add support for the FCCMP insn types
9487 * config/aarch64/aarch64.md (fccmp): Change insn type.
9489 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9490 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9491 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9492 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9493 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9494 * config/arm/types.md (fccmps): Add new insn type.
9497 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9499 * alias.c (get_alias_set): Fix a typo in comment.
9501 2016-02-15 Richard Biener <rguenther@suse.de>
9503 PR tree-optimization/69595
9504 * match.pd: Complete range test simplification to true.
9506 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9508 PR rtl-optimization/69648
9509 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9510 pic_offset_table_rtx.
9512 PR rtl-optimization/69752
9513 * ira.c (update_equiv_regs): When looking for more than a single SET,
9514 also take other side effects into account.
9516 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9518 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9519 for z900+ CPUs in 31-bit mode.
9521 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9523 * common/config/s390/s390-common.c (s390_supports_split_stack):
9525 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9526 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9527 * config/s390/s390.c (struct machine_function): New field
9528 split_stack_varargs_pointer.
9529 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9530 in s390_emit_prologue.
9531 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9533 (morestack_ref): New global.
9534 (SPLIT_STACK_AVAILABLE): New macro.
9535 (s390_expand_split_stack_prologue): New function.
9536 (s390_live_on_entry): New function.
9537 (s390_va_start): Use split-stack vararg pointer if appropriate.
9538 (s390_asm_file_end): Emit the split-stack note sections.
9539 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9540 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9541 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9542 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9543 (split_stack_prologue): New expand.
9544 (split_stack_space_check): New expand.
9545 (split_stack_data): New insn.
9546 (split_stack_call): New expand.
9547 (split_stack_call_*): New insn.
9548 (split_stack_cond_call): New expand.
9549 (split_stack_cond_call_*): New insn.
9551 2016-02-15 Richard Biener <rguenther@suse.de>
9553 PR tree-optimization/69783
9554 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9555 Add trivially correct cases.
9557 2016-02-15 Tom de Vries <tom@codesourcery.com>
9560 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9562 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9564 2016-02-15 Richard Biener <rguenther@suse.de>
9566 PR tree-optimization/69776
9567 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9568 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9569 indicate whether we can use TBAA to disambiguate against stores.
9570 Use alias-set zero if not.
9571 (visit_reference_op_store): Do not use TBAA when looking up
9573 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9574 (eliminate_dom_walker::before_dom_children): But not when looking
9575 up redundant stores.
9577 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9579 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9581 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9583 * config/i386/znver1.md
9584 (znver1_pop, znver1_pop_mem,
9585 znver1_load_imov_double_store,
9586 znver1_load_imov_direct_store,
9587 znver1_load_imov_direct_load,
9588 znver1_load_imov_double_load): Add new.
9589 (znver1_insn, znver1_insn_load): Add icmov type.
9591 znver1_sseavx_fma_load,
9593 znver1_avx256_fma_load): Fix pipe usage.
9595 2016-02-14 Alan Modra <amodra@gmail.com>
9598 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9599 with an invalid hard reg, reload just the reg not the entire
9600 pre/post-inc/dec address expression.
9602 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9605 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9606 fixed R1_REG scratch reg.
9607 (sibcall_value_pcrel_fdpic): Likewise.
9609 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9613 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9615 2016-02-12 Walter Lee <walt@tilera.com>
9617 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9618 * config/tilegx/t-tilegx: Likewise.
9620 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9623 * diagnostic-show-locus.c (struct line_span): New struct.
9624 (layout::get_first_line): Delete.
9625 (layout::get_last_line): Delete.
9626 (layout::get_num_line_spans): New member function.
9627 (layout::get_line_span): Likewise.
9628 (layout::print_heading_for_line_span_index_p): Likewise.
9629 (layout::get_expanded_location): Likewise.
9630 (layout::calculate_line_spans): Likewise.
9631 (layout::m_first_line): Delete.
9632 (layout::m_last_line): Delete.
9633 (layout::m_line_spans): New field.
9634 (layout::layout): Update comment. Replace m_first_line and
9635 m_last_line with m_line_spans, replacing their initialization
9636 with a call to calculate_line_spans.
9637 (diagnostic_show_locus): When printing source lines and
9638 annotations, rather than looping over a single span
9639 of lines, instead loop over each line_span within
9640 the layout, with an inner loop over the lines within them.
9641 Call the context's start_span callback when changing line spans.
9642 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9643 (diagnostic_build_prefix): Break out the building of the location
9644 part of the string into...
9645 (diagnostic_get_location_text): ...this new function, rewriting
9646 it from nested ternary expressions to a sequence of "if"
9648 (default_diagnostic_start_span_fn): New function.
9649 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9650 (diagnostic_context::start_span): New field.
9651 (default_diagnostic_start_span_fn): New prototype.
9653 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9656 * gcc.c (driver::finalize): Fix cleanup of "specs".
9658 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9662 * gcc.c (driver::driver): Initialize m_option_suggestions.
9663 (driver::~driver): Clean up m_option_suggestions.
9664 (suggest_option): Convert to...
9665 (driver::suggest_option): ...this, and split out into
9666 driver::build_option_suggestions and find_closest_string.
9667 (driver::build_option_suggestions): New function, from
9668 first half of suggest_option. Special-case
9669 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9670 the sanitizer_opts array. For options of enum types, add the
9671 various enum values to the candidate strings.
9672 (driver::handle_unrecognized_options): Remove "const".
9673 * gcc.h (driver::handle_unrecognized_options): Likewise.
9674 (driver::build_option_suggestions): New decl.
9675 (driver::suggest_option): New decl.
9676 (driver::m_option_suggestions): New field.
9677 * opts-common.c (add_misspelling_candidates): New function.
9678 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9679 and make non-static.
9680 * opts.h (sanitizer_opts): New array decl.
9681 (add_misspelling_candidates): New function decl.
9682 * spellcheck.c (find_closest_string): New function.
9683 * spellcheck.h (find_closest_string): New function decl.
9685 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9687 PR rtl-optimization/69764
9688 PR rtl-optimization/69771
9689 * optabs.c (expand_binop_directly): For shift_optab_p, force
9690 convert_modes with VOIDmode if xop1 has VOIDmode.
9692 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9695 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9696 to correctly determine instrumentation thunks.
9698 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9701 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9702 type by reference, force lhs on the call.
9705 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9706 Compute retval and retbnd early in all cases if split_part_return_p
9707 and return_bb is not EXIT. Remove all clobber stmts and reset
9708 all debug stmts that refer to SSA_NAMEs defined in split part,
9709 except if it is retval, in that case replace the old retval with the
9710 lhs of the call to the split part.
9712 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9715 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9718 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9719 whose result is used in PHI.
9720 (maybe_optimize_range_tests): Likewise.
9721 (final_range_test_p): Likweise.
9723 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9727 whose result is used in PHI.
9728 (maybe_optimize_range_tests): Likewise.
9729 (final_range_test_p): Likweise.
9731 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9733 * cgraph.c: Spelling fixes - behaviour -> behavior and
9734 neighbour -> neighbor.
9735 * target.def: Likewise.
9736 * sel-sched.c: Likewise.
9737 * config/mips/mips.c: Likewise.
9738 * config/arc/arc.md: Likewise.
9739 * config/arm/cortex-a57.md: Likewise.
9740 * config/arm/arm.c: Likewise.
9741 * config/arm/neon.md: Likewise.
9742 * config/arm/arm-c.c: Likewise.
9743 * config/vms/vms-c.c: Likewise.
9744 * config/s390/s390.c: Likewise.
9745 * config/i386/znver1.md: Likewise.
9746 * config/i386/i386.c: Likewise.
9747 * config/ia64/hpux-unix2003.h: Likewise.
9748 * config/msp430/msp430.md: Likewise.
9749 * config/rx/rx.c: Likewise.
9750 * config/rx/rx.md: Likewise.
9751 * config/aarch64/aarch64-simd.md: Likewise.
9752 * config/aarch64/aarch64.c: Likewise.
9753 * config/nvptx/nvptx.c: Likewise.
9754 * config/bfin/bfin.c: Likewise.
9755 * config/cris/cris.opt: Likewise.
9756 * config/rs6000/rs6000.c: Likewise.
9757 * target.h: Likewise.
9758 * spellcheck.c: Likewise.
9759 * ira-build.c: Likewise.
9760 * tree-inline.c: Likewise.
9761 * builtins.c: Likewise.
9762 * lra-constraints.c: Likewise.
9763 * explow.c: Likewise.
9764 * hwint.h: Likewise.
9765 * targhooks.c: Likewise.
9766 * tree-vect-data-refs.c: Likewise.
9768 * doc/tm.texi: Likewise.
9769 * doc/extend.texi: Likewise.
9770 * doc/install.texi: Likewise.
9771 * doc/md.texi: Likewise.
9772 * tree-ssa-tail-merge.c: Likewise.
9773 * sched-int.h: Likewise.
9774 * match.pd: Likewise.
9775 * sched-ebb.c: Likewise.
9776 * target.def (omit_struct_return_reg): Likewise.
9777 * gimple-ssa-isolate-paths.c: Likewise.
9778 (find_implicit_erroneous_behaviour): Renamed to...
9779 (find_implicit_erroneous_behavior): ... this.
9780 (find_explicit_erroneous_behaviour): Renamed to...
9781 (find_explicit_erroneous_behavior): ... this.
9782 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9784 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9786 PR rtl-optimization/64682
9787 PR rtl-optimization/69567
9788 PR rtl-optimization/69737
9789 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9790 in I2 as well, just lose it.
9792 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9794 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9796 (aarch64_last_printed_tune_string): Likewise.
9797 (aarch64_declare_function_name): Only output .arch assembler
9798 directive if it will be different from the previously output
9799 directive. Same for .tune comment but only if -dA is set.
9800 (aarch64_start_file): New function.
9801 (TARGET_ASM_FILE_START): Define.
9803 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9806 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9808 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9811 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9812 -Wmaybe-uninitialized warning.
9814 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9817 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9819 2016-02-11 Richard Biener <rguenther@suse.de>
9821 PR rtl-optimization/69291
9822 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9823 subexpressions affected by changing the result.
9825 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9828 * lra-constraints.c (curr_insn_transform): Find in/out operands
9829 for secondary memory moves. Update dups.
9831 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9833 PR tree-optimization/69652
9834 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9835 to nested loop, did source re-formatting, skip debug statements,
9836 add check on statement with volatile operand, remove dead scalar
9839 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9840 Patrick Palka <ppalka@gcc.gnu.org>
9844 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9845 calls if the return type is TREE_ADDRESSABLE.
9846 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9847 * ipa-split.c (split_function): Fix doubled "we" in comment.
9848 Use void return type for the split part even if
9849 !split_point->split_part_set_retval.
9851 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9853 PR tree-optimization/68021
9854 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9855 when computing the value of biv cand by itself.
9857 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9859 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9860 (cortexa57_tunings): Likewise.
9861 (cortexa72_tunings): Likewise.
9862 (arch_macro_fusion_pair_p): Add support for AES fusion.
9863 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9864 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9865 Allow virtual registers before reload so early scheduling works.
9866 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9867 correct latency and pipeline.
9868 (cortex_a57_crypto_complex): Likewise.
9869 (cortex_a57_crypto_xor): Likewise.
9870 (define_bypass): Add AES bypass.
9872 2016-02-10 Richard Biener <rguenther@suse.de>
9874 PR tree-optimization/69726
9875 * passes.def: Add DCE pass before late uninit.
9876 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9877 really fixup if-conversions job.
9879 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9881 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9882 (arm_cortex_a57_tune): Likewise.
9883 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9884 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9886 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9888 * timevar.def (TV_PHASE_DBGINFO): Delete.
9889 (TV_PHASE_CHECK_DBGINFO): Likewise.
9890 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9892 2016-02-10 Richard Biener <rguenther@suse.de>
9894 PR tree-optimization/69719
9895 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9896 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9898 2016-02-09 Andrew Pinski <apinski@cavium.com>
9901 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9902 get_vcond_mask_icode returns false.
9904 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9907 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9908 an ADDIS that adds a pointer to a large constant that sets the
9909 upper16 bits with a load operation.
9911 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9914 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9916 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9918 (vzipq_s16): Likewise.
9919 (vzipq_s32): Likewise.
9920 (vzipq_f32): Likewise.
9921 (vzipq_u8): Likewise.
9922 (vzipq_u16): Likewise.
9923 (vzipq_u32): Likewise.
9924 (vzipq_p8): Likewise.
9925 (vzipq_p16): Likewise.
9927 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9930 * config/arm/arm.c (neon_endian_lane_map): New function.
9931 (neon_vector_pair_endian_lane_map): New function.
9932 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9933 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9935 (vuzpq_s16): Likewise.
9936 (vuzpq_s32): Likewise.
9937 (vuzpq_f32): Likewise.
9938 (vuzpq_u8): Likewise.
9939 (vuzpq_u16): Likewise.
9940 (vuzpq_u32): Likewise.
9941 (vuzpq_p8): Likewise.
9942 (vuzpq_p16): Likewise.
9944 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9947 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9950 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9953 truncate const_int operand 1 to QImode.
9955 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9957 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9958 corresponding to an abnormal edge.
9960 2016-02-09 Tom de Vries <tom@codesourcery.com>
9962 PR tree-optimization/69599
9963 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9965 (find_func_aliases_for_builtin_call, find_func_clobbers)
9966 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9969 2016-02-09 Richard Biener <rguenther@suse.de>
9971 PR tree-optimization/69715
9972 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9973 LHS on calls as non-rewritable.
9975 2016-02-09 Tom de Vries <tom@codesourcery.com>
9978 * lto-wrapper.c (append_diag_options): New function.
9979 (compile_offload_image): Call append_diag_options.
9981 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9984 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9985 Minor copy-edit to fix verb tenses.
9987 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9989 PR tree-optimization/69209
9990 * ipa-split.c (split_function): If split part is not
9991 returning retval, retval has gimple type but is not
9992 gimple value, force it into a SSA_NAME first.
9994 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9996 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9999 2016-02-08 Jason Merrill <jason@redhat.com>
10002 * convert.c (convert_to_integer_1): Check dofold on truncation
10004 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10005 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10006 Rename from *_nofold.
10007 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10008 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10010 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10013 * tree.c (build_common_tree_nodes): Remove short_double argument.
10014 All callers changed.
10015 * tree.h (build_common_tree_nodes): Adjust declaration.
10016 * doc/invoke.texi (-fshort-double): Remove documentation.
10017 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10018 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10019 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10020 (append_linker_options): Don't handle OPT_fshort_double.
10022 PR rtl-optimization/68730
10023 * lra-remat.c (insn_to_cand_activation): New static variable.
10024 (lra_remat): Allocate and free it.
10025 (create_cand): New arg activation. Initialize a field in
10026 insn_to_cand_activation if it is nonnull.
10027 (create_cands): Pass the activation insn to create_cand when making
10028 a candidate involving an output reload. Reorganize code a little.
10029 (do_remat): Keep track of active status of candidates in a separate
10032 2016-02-08 Richard Biener <rguenther@suse.de>
10034 PR tree-optimization/69719
10035 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10036 Properly use absolute of the difference of the two offsets to
10037 compare or adjust the segment length.
10039 2016-02-08 Richard Biener <rguenther@suse.de>
10040 Jeff Law <law@redhat.com>
10043 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10044 types for anonymous SSA names.
10046 2016-02-08 Richard Biener <rguenther@suse.de>
10048 PR rtl-optimization/69274
10049 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10051 2016-02-08 Jeff Law <law@redhat.com>
10053 PR tree-optimization/65917
10054 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10055 equivalences from if (x == y) style conditionals.
10056 (loop_depth_of_name): Remove.
10057 (record_equality): Remove loop depth check.
10058 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10059 (const_and_copies::record_const_or_copy_raw): New member function.
10060 * tree-ssa-scopedtables.c
10061 (const_and_copies::record_const_or_copy_raw): New, factored out of
10062 (const_and_copies::record_const_or_copy): Call new member function.
10064 2016-02-05 Jeff Law <law@redhat.com>
10066 PR tree-optimization/68541
10067 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10068 (count_stmts_in_block): New function.
10069 (poor_ifcvt_candidate_code): Likewise.
10070 (is_feasible_trace): Add some heuristics to determine when path
10071 splitting is profitable.
10072 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10073 is a diamond with a single exit.
10075 2016-02-05 Martin Sebor <msebor@redhat.com>
10078 * doc/invoke.texi: Update -Wplacement-new to take an optional
10081 2016-02-06 Richard Henderson <rth@redhat.com>
10084 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10085 out of non-standard address spaces.
10087 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10089 PR rtl-optimization/69691
10090 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10092 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10094 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10095 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10096 (*ieee128_mfvsrd_64bit): Likewise.
10097 (*ieee128_mfvsrd_32bit): Likewise.
10099 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10103 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10105 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10106 instrumented_version.
10108 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10110 * doc/invoke.texi (Optimize Options): In table of --param options
10111 rename second occurrence of tracer-min-branch-ratio to
10112 tracer-min-branch-probability, rename
10113 tracer-min-branch-ratio-feedback to
10114 tracer-min-branch-probability-feedback and clarify description,
10115 rename sched-spec-state-edge-prob-cutoff to
10116 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10117 to selsched-insns-to-rename, rename lto-minpartition to
10118 lto-min-partition, delete reorder-blocks-duplicate and
10119 reorder-blocks-duplicate-feedback.
10121 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10123 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10126 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10128 * doc/extend.texi: S/390: Correct some typos.
10130 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10132 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10134 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10137 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10138 (s390_register_info_gprtofpr): Use new macros above.
10139 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10141 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10142 its name. Adjust restore and save gpr ranges.
10143 (s390_register_info_set_ranges): New function.
10144 (s390_register_info): Use new macros above. Call
10145 s390_register_info_set_ranges.
10146 (s390_optimize_register_info): Likewise.
10147 (s390_hard_regno_rename_ok): Use new macros.
10148 (s390_hard_regno_scratch_ok): Likewise.
10149 (s390_emit_epilogue): Likewise.
10150 (s390_can_use_return_insn): Likewise.
10151 (s390_optimize_prologue): Likewise.
10152 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10154 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10157 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10159 (ix86_option_override_internal): Disable TARGET_STV even for
10160 -m{incoming,preferred}-stack-boundary=3.
10162 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10164 * config.gcc: Mark deprecated rtems targets as obsolete.
10166 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10168 PR rtl-optimization/64682
10169 PR rtl-optimization/69567
10170 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10171 before I2 only if the register is both used and set in I2.
10173 2016-02-04 DJ Delorie <dj@redhat.com>
10175 * config/msp430/msp430.c (msp430_start_function): Add function type.
10177 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10180 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10182 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10184 PR rtl-optimization/69577
10186 2015-10-29 Richard Henderson <rth@redhat.com>
10190 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10191 sse check to the exact conditions of PR 67609.
10193 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10196 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10197 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10198 not allowed into the traditional Altivec registers.
10199 (movtd_64bit_nodm): Likewise.
10200 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10202 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10204 * config/aarch64/cortex-a57-fma-steering.c
10205 (aarch64_register_fma_steering): Remove "static" from arguments
10208 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10211 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10212 twice when complex.
10214 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10216 * doc/invoke.texi: Delete -mno-fma4.
10218 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10220 PR rtl-optimization/69577
10221 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10222 (find_subregs_of_mode): Update accordingly. Iterate over partial
10225 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10227 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10228 * config/arm/arm.c (neon_reinterpret): Remove.
10229 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10230 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10231 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10232 vreinterpretti): Remove.
10233 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10234 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10235 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10236 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10237 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10238 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10239 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10240 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10241 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10242 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10243 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10244 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10245 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10246 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10247 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10248 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10249 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10250 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10251 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10252 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10253 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10254 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10255 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10256 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10257 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10258 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10259 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10260 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10261 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10262 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10263 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10264 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10265 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10266 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10267 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10268 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10269 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10270 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10271 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10272 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10273 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10274 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10275 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10276 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10277 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10278 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10279 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10280 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10281 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10282 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10283 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10284 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10285 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10286 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10287 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10288 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10289 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10290 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10291 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10292 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10293 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10294 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10295 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10296 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10297 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10298 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10299 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10300 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10301 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10302 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10303 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10304 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10305 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10306 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10307 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10308 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10309 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10310 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10311 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10312 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10313 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10314 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10315 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10316 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10317 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10318 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10319 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10320 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10321 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10322 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10323 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10324 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10325 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10326 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10327 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10328 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10329 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10330 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10331 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10332 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10333 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10334 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10335 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10337 2016-02-04 Martin Liska <mliska@suse.cz>
10340 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10341 that are gimple_store_p.
10342 (maybe_instrument_call): Likewise.
10344 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10346 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10347 register scaling out of memory reference and comment why.
10349 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10353 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10354 folding the source of a SET.
10356 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10360 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10361 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10363 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10367 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10370 2016-02-04 Christian Bruel <christian.bruel@st.com>
10372 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10373 * config/arm/arm.c (arm_set_current_function): Likewise.
10375 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10376 Ilya Enkovich <enkovich.gnu@gmail.com>
10377 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386.c (convert_scalars_to_vector): Remove
10381 stack alignment fixes.
10382 (ix86_option_override_internal): Disable TARGET_STV if stack
10383 might not be aligned enough.
10384 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10386 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10388 * config/i386/x86-tune.def: Disable default prefetching
10391 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10392 Vladimir Makarov <vmakarov@redhat.com>
10395 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10396 in validating fused toc addresses.
10398 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10401 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10402 range->m_caret fields if range->m_show_caret_p is false.
10405 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10406 Force oldval into register if it does not satisfy reg_or_short_operand
10407 predicate. Fix up formatting.
10409 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10410 Alexandre Oliva <aoliva@redhat.com>
10413 * lra-constraints.c (simplify_operand_subreg): Check additionally
10414 address validity after potential reloading.
10415 (process_address_1): Check insns validity. In case of failure do
10418 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10421 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10424 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10426 * wide-int.cc (canonize_uhwi): New function.
10427 (wi::divmod_internal): Use it.
10429 2016-02-02 James Norris <jnorris@codesourcery.com
10431 * gimplify.c (omp_notice_variable): Add usage check.
10433 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10435 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10436 like LE, GE, LT, GT when emitting relational operator.
10438 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10440 * ira-costs.c (find_costs_and_classes): Add extra argument.
10441 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10442 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10443 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10444 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10445 Add best_class parameter, and return it if not ALL_REGS.
10446 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10448 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10449 Update target hook.
10451 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10453 * config/aarch64/aarch64.c
10454 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10455 (aarch64_ira_change_pseudo_allocno_class): New function.
10457 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10462 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10464 * config/avr/avr.c (avr_option_override): Set
10465 PARAM_ALLOW_STORE_DATA_RACES to 1.
10467 2016-02-02 Richard Biener <rguenther@suse.de>
10469 PR tree-optimization/69595
10470 * match.pd: Add range test simplifications to true/false.
10472 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10474 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10475 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10478 2016-02-02 Richard Biener <rguenther@suse.de>
10480 PR tree-optimization/69606
10481 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10482 info on the result before moving a stmt.
10484 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10486 PR middle-end/68542
10487 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10488 branch with vector comparison.
10489 * config/i386/sse.md (VI48_AVX): New mode iterator.
10490 (define_expand "cbranch<mode>4): Add support for conditional branch
10491 with vector comparison.
10492 * tree-vect-loop.c (optimize_mask_stores): New function.
10493 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10494 has_mask_store field of vect_info.
10495 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10496 vectorized loops having masked stores after vec_info destroy.
10497 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10498 correspondent macros.
10499 (optimize_mask_stores): Add prototype.
10501 2016-02-02 Alan Modra <amodra@gmail.com>
10504 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10507 2016-02-02 Alan Modra <amodra@gmail.com>
10510 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10511 whenever toc_label_name used.
10512 (rs6000_file_start): Don't set up toc section here,
10513 (rs6000_output_function_epilogue): do so here instead,
10514 (rs6000_xcoff_file_start): and here.
10515 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10516 (load_toc_aix_di): Likewise.
10518 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10520 PR rtl-optimization/69592
10521 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10522 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10523 (num_sign_bit_copies_binary_arith_p): New inline function.
10524 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10526 2016-02-01 Jeff Law <law@redhat.com>
10528 PR tree-optimization/69580
10529 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10530 * tree-ssa-threadbackward.c
10531 (fsm_find_control_statement_thread_paths): Do not try to walk
10532 through large PHI nodes.
10534 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10536 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10537 when count is incremented above limit, don't analyze further
10540 * omp-low.c (oacc_parse_default_dims): Avoid
10541 -Wsign-compare warning, make sure value fits into int
10542 rather than just unsigned int.
10544 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10546 PR tree-optimization/67921
10547 * fold-const.c (split_tree): New parameters. Convert pointer
10548 type variable part to proper type before negating.
10549 (fold_binary_loc): Pass new arguments to split_tree.
10551 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10553 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10554 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10555 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10556 * doc/tm.texti: Rebuilt.
10557 * doc/invoke.texi (fopenacc-dim): Document.
10558 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10559 (append_compiler_options): Likewise.
10560 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10561 (oacc_parse_default_dims): New.
10562 (oacc_validate_dims): Add USED arg. Select non-unity default when
10564 (oacc_loop_fixed_partitions): Return mask of used partitions.
10565 (oacc_loop_auto_partitions): Emit dump info.
10566 (oacc_loop_partition): Return mask of used partitions.
10567 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10568 loop partitioning and validation calls.
10570 2016-02-01 Richard Biener <rguenther@suse.de>
10572 PR middle-end/69556
10573 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10575 2016-02-01 Richard Biener <rguenther@suse.de>
10577 PR tree-optimization/69574
10578 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10579 of asserting return chrec_dont_know.
10581 2016-02-01 Martin Liska <mliska@suse.cz>
10583 * mem-stats-traits.h: Add copyright header.
10584 * mem-stats.h: Likewise.
10586 2016-02-01 Richard Biener <rguenther@suse.de>
10588 PR tree-optimization/69579
10589 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10590 Do not propagate through abnormal PHI results.
10592 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10594 * postreload.c (reload_cse_simplify): Remove dead code.
10596 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10598 PR rtl-optimization/69570
10599 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10600 if there is more than one set, not if there is a single set.
10602 2016-02-01 Richard Henderson <rth@redhat.com>
10605 * combine.c (make_compound_operation): When looking through a
10606 subreg, make sure to re-extend to the width of the outer mode.
10608 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10610 PR tree-optimization/69546
10611 * wide-int.cc (wi::divmod_internal): For unsigned division
10612 where both operands fit into uhwi, if o1 is 1 and o0 has
10613 msb set, if divident_prec is larger than bits per hwi,
10614 clear another quotient word and return 2 instead of 1.
10615 Similarly for remainder with msb in HWI set, if dividend_prec
10616 is larger than bits per hwi.
10618 2016-01-29 Martin Jambor <mjambor@suse.cz>
10620 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10621 Use short lowercase names.
10622 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10623 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10624 acq_rel one. Protect warning agains segfaults if
10625 get_memory_order_name returns NULL.
10626 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10627 with release semantics. Do not warn if get_memory_order already did.
10628 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10629 semantics. Fix check for relaxed or acquire semantics. Do not warn
10630 if get_memory_order already did.
10632 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10634 * doc/install.texi: Document that isl-0.16 is supported.
10636 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10639 * config/i386/constraints.md (Bm): Describe as special memory
10641 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10642 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10643 * genpreds.c (struct constraint_data): Add is_special_memory.
10644 (have_special_memory_constraints, special_memory_start): New
10646 (special_memory_end): Ditto.
10647 (add_constraint): Add new arg is_special_memory. Add code to
10648 process its true value. Update have_special_memory_constraints.
10649 (process_define_constraint): Pass the new arg.
10650 (process_define_register_constraint): Ditto.
10651 (choose_enum_order): Process special memory.
10652 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10653 function insn_extra_special_memory_constraint.
10654 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10655 * gensupport.c (process_rtx): Process
10656 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10657 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10658 * ira-lives.c (single_reg_class): Use
10659 insn_extra_special_memory_constraint.
10660 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10661 * lra-constraints.c (process_alt_operands): Ditto.
10662 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10663 * recog.c (asm_operand_ok, preprocess_constraints): Process
10665 * reload.c (find_reloads): Ditto.
10666 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10667 * stmt.c (parse_input_constraint): Use
10668 insn_extra_special_memory_constraint.
10670 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10673 * lra-splill.c (lra_final_code_change): Revert r229087 by
10674 removing all sub-registers.
10676 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10679 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10681 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10684 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10685 SSE1, copy target into the temporary reg first before recursing
10688 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10690 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10693 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10695 * ginclude/stdarg.h: Test __cplusplus instead of
10696 __GXX_EXPERIMENTAL_CXX0X__.
10698 2016-01-29 Richard Biener <rguenther@suse.de>
10700 PR tree-optimization/69547
10701 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10702 Do not mark clobbers necessary.
10703 (mark_all_reaching_defs_necessary_1): Likewise.
10705 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10707 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10708 declaration name with %qs and print it in both error messages.
10709 Also fix indentation.
10711 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10714 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10715 trailing blank line from error message.
10717 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10720 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10723 2016-01-29 Richard Biener <rguenther@suse.de>
10725 PR middle-end/69537
10726 * match.pd: Allow all integral types when simplifying a
10727 widening or sign-changing conversion.
10729 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10731 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10732 back to setting codegen_error to fail codegen.
10734 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/constraints.md (C): Only accept constant zero operand.
10738 (BC): New constraint.
10739 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10740 instead of C constraint.
10741 * doc/md.texi (Machine Constraints): Update description
10744 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10747 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10749 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10751 PR middle-end/69542
10752 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10755 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10757 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10758 branches if using guessed profile.
10760 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10762 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10764 2016-01-28 Richard Henderson <rth@redhat.com>
10767 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10768 * config/aarch64/aarch64-protos.h: Update.
10769 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10770 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10771 (aarch64_get_condition_code_1): Handle CC_Cmode.
10772 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10773 (*add<mode>3_compareC_cconly_imm): New.
10774 (*add<mode>3_compareC_cconly): New.
10775 (*add<mode>3_compareC_imm): New.
10776 (add<mode>3_compareC): New.
10777 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10778 to be first. Use aarch64_carry_operation.
10779 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10780 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10781 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10782 (subti3): Use subdi3_compare1.
10783 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10784 (sub<mode>3_compare1): New.
10785 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10786 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10787 (*subsi3_carryin_uxtw): Likewise.
10788 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10789 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10790 * config/aarch64/iterators.md (DWI): New.
10791 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10792 (aarch64_borrow_operation): New.
10794 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10796 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10797 message when isl does not return a valid schedule.
10799 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10801 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10802 Remove comments from class declarations: they are already in the code
10805 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10807 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10809 (ternary_op_to_tree): Same.
10810 (unary_op_to_tree): Same.
10811 (nary_op_to_tree): Same.
10812 (gcc_expression_from_isl_expr_op): Same.
10813 (gcc_expression_from_isl_expression): Same.
10814 (graphite_create_new_loop): Same.
10815 (graphite_create_new_loop_guard): Same.
10816 (build_iv_mapping): Same.
10817 (graphite_create_new_guard): Same.
10818 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10819 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10821 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10823 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10824 instead of setting codegen_error to fail codegen.
10826 2016-01-28 Jason Merrill <jason@redhat.com>
10828 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10830 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10832 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10833 Remove CONST_INT_P check in CCMP cost calculation.
10835 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10837 * config/aarch64/aarch64.c (generic_vector_cost):
10838 Set vec_permute_cost.
10839 (cortexa57_vector_cost): Likewise.
10840 (exynosm1_vector_cost): Likewise.
10841 (xgene1_vector_cost): Likewise.
10842 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10843 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10844 Add vec_permute_cost entry.
10846 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10848 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10850 (add<mode>3_compare0): Likewise.
10851 (addsi3_compare0_uxtw): Likewise.
10852 (add<mode>3nr_compare0): Likewise.
10853 (compare_neg<mode>): Likewise.
10854 (<optab><mode>3): Likewise.
10856 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10858 * tree-vect-stmts.c (vectorizable_comparison): Add
10859 NULL check for vectype.
10861 2016-01-28 Richard Biener <rguenther@suse.de>
10863 PR tree-optimization/69466
10864 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10865 Account for PHIs we couldn't duplicate.
10867 2016-01-28 Martin Liska <mliska@suse.cz>
10870 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10871 instead of ENABLE_VALGRIND_CHECKING.
10873 2016-01-27 Richard Henderson <rth@redhat.com>
10876 * lra-remat.c (subreg_regs): New.
10877 (dump_candidates_and_remat_bb_data): Dump it.
10878 (operand_to_remat): Reject if operand in subreg_regs.
10879 (set_bb_regs): Collect subreg_regs.
10880 (lra_remat): Init and free subreg_regs. Compute
10881 calculate_local_reg_remat_bb_data before create_cands.
10883 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10886 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10887 change stack_alignment_needed for __tls_get_addr call.
10889 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10891 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10893 2016-01-27 Jeff Law <law@redhat.com>
10895 PR tree-optimization/68398
10896 PR tree-optimization/69196
10897 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10898 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10899 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10900 Only count PHIs in the last block in the path. The others will
10901 const/copy propagate away. Add heuristic to allow more irreducible
10902 subloops to be created when it is likely profitable to do so.
10904 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10905 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10906 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10908 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10911 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10912 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10913 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10914 * tree-streamer-in.c: Include asan.h.
10915 (streamer_get_builtin_tree): For builtins in sanitizer
10916 range call initialize_sanitizer_builtins and retry.
10918 2016-01-27 Ian Lance Taylor <iant@google.com>
10920 * common.opt (fkeep-gc-roots-live): New undocumented option.
10921 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10922 -fkeep-gc-roots-live, skip pointers.
10923 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10926 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10929 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10930 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10932 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10935 * configure.ac: NetBSD provides SSP in its C library.
10936 * configure: Updated.
10938 2016-01-27 Richard Biener <rguenther@suse.de>
10940 PR tree-optimization/69166
10941 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10942 reduction code for commutativity / associativity.
10944 2016-01-27 Martin Jambor <mjambor@suse.cz>
10946 PR tree-optimization/69355
10947 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10948 total_scalarization fails.
10950 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10952 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10955 2016-01-27 Christian Bruel <christian.bruel@st.com>
10958 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10959 Move arm_reset_previous_fndecl and set_target_option_current_node in
10960 the conditional part. Call save_restore_target_globals.
10961 * config/arm/arm.c (arm_set_current_function):
10962 Refactor to better support #pragma target and attribute mix.
10963 Call save_restore_target_globals.
10964 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10966 2016-01-27 Martin Liska <mliska@suse.cz>
10968 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10969 reference for an HSA kernel and its host function.
10971 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10973 PR tree-optimization/69399
10974 * wide-int.h (wi::lrshift): For larger precisions, only
10975 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10977 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10979 * config/arc/predicates.md (proper_comparison_operator): Reject
10980 constant-constant comparison.
10982 2016-01-26 Tom de Vries <tom@codesourcery.com>
10984 PR tree-optimization/69110
10985 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10986 DR_NUM_DIMENSIONS == 0.
10988 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10989 Sebastian Pop <s.pop@samsung.com>
10991 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10992 isl_ast_op_cond and isl_ast_op_select.
10993 (gcc_expression_from_isl_expr_op): Same.
10995 2016-01-26 Jason Merrill <jason@redhat.com>
10998 * tree.c (recompute_constructor_flags): Split out from
11000 (verify_constructor_flags): New.
11001 * tree.h: Declare them.
11003 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11005 PR rtl-optimization/69217
11006 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11007 are no TYPE_FIELDS set for the record type.
11009 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11012 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11013 toc_label_name unconditionally.
11014 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11015 SYMBOL_REF string. Use toc_label_name instead of constructing
11017 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11018 constructing LCTOC1.
11020 2016-01-26 Martin Sebor <msebor@redhat.com>
11023 * doc/extend.texi (Common Type Attributes): Move text that talks about
11024 attribute packed from attribute aligned to the section discussing
11025 the former attribute for clarity.
11027 2016-01-26 Richard Henderson <rth@redhat.com>
11029 PR middle-end/60908
11030 * trans-mem.c (tm_region_init): Mark entry block as visited.
11032 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11035 * diagnostic-show-locus.c (layout::print_source_line): Replace
11036 call to pp_newline with call to layout::print_newline.
11037 (layout::print_annotation_line): Likewise.
11038 (layout::move_to_column): Likewise.
11039 (layout::print_any_fixits): After printing any fixits, print a
11040 trailing newline, if necessary.
11041 (layout::print_newline): New method, resetting any colorization
11043 (diagnostic_show_locus): Move the pp_newline to before the
11044 early bailout. Remove dummy block enclosing the layout instance.
11045 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11046 of pp_newline_and_flush with pp_flush.
11047 (diagnostic_append_note): Delete use of pp_newline.
11048 (diagnostic_append_note_at_rich_loc): Delete.
11049 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11050 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11051 when newline characters are added to the buffer.
11053 2016-01-26 Michael Matz <matz@suse.de>
11055 * configure.ac (ac_cv_std_swap_in_utility): New test.
11056 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11057 * configure: Regenerate.
11058 * config.in: Regenerate.
11060 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11062 * config/arc/arc.md (cstoresi4): Force operand into register.
11063 (arcset<code>): Fix predicate.
11064 (arcsetltu): Likewise.
11065 (arcsetgeu): Likewise.
11066 (arcsethi): Likewise.
11067 (arcsetls): Likewise.
11069 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11071 PR tree-optimization/69483
11072 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11073 if base has error_mark_node type.
11075 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11078 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11079 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11081 (vget_lane_f16): Handle big-endian.
11082 (vgetq_lane_f16): Likewise.
11083 (vset_lane_f16): Likewise.
11084 (vsetq_lane_f16): Likewise.
11085 * config/arm/iterators.md (VQXMOV): Add V8HF.
11086 (VDQ): Add V4HF and V8HF.
11087 (V_reg): Handle V4HF and V8HF.
11088 (Is_float_mode): Likewise.
11089 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11090 neon_vdup_nv8hf): New patterns.
11091 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11092 Use VD_LANE iterator.
11093 (neon_vld1_dup<mode>): Use VQ2 iterator.
11095 2016-01-26 Nathan Sidwell <nathan@acm.org>
11097 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11098 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11099 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11100 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11101 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11102 (oacc_validate_dims): Add LEVEL arg, don't return level.
11103 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11104 oacc_validate_dims.
11105 (execute_oacc_device_lower): Adjust, add more dump output.
11106 * tree-ssa-loop.c (gate_oacc_kernels): Use
11107 oacc_fn_attrib_kernels_p.
11108 * tree-parloops.c (create_parallel_loop): Adjust
11109 set_oacc_fn_attrib call.
11111 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11114 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11115 (append_compiler_options): Handle -fcilkplus.
11116 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11118 2016-01-26 Nick Clifton <nickc@redhat.com>
11121 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11122 been marked as DECL_ONE_ONLY but we do not the means to make it
11123 so, then do not allow it to bind locally.
11125 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11128 * opts.h (parse_sanitizer_options): New prototype.
11129 * opts.c (sanitizer_opts): New array.
11130 (parse_sanitizer_options): New function.
11131 (common_handle_option): Use parse_sanitizer_options.
11133 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11136 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11137 alignment adjustment to ...
11138 (ix86_update_stack_boundary): Here. Don't over-align stack for
11140 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11141 if __tls_get_addr is called.
11143 2016-01-26 Christian Bruel <christian.bruel@st.com>
11145 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11147 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11149 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11151 2016-01-26 Richard Biener <rguenther@suse.de>
11153 PR middle-end/69467
11154 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11156 2016-01-26 Richard Biener <rguenther@suse.de>
11158 PR tree-optimization/69452
11159 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11160 (move_computations_dom_walker::before_dom_children): Rename
11162 (move_computations_worker): This.
11163 (move_computations): Perform an RPO rather than a DOM walk.
11165 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11168 * combine.c (combine_instructions): For REG_EQUAL note with
11169 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11170 to the underlying register.
11171 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11172 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11174 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11177 * config/aarch64/aarch64-builtins.c
11178 (aarch64_init_simd_builtin_types): Do not set structural
11179 equality to __Poly{8,16,64,128}_t types.
11181 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11183 PR tree-optimization/69400
11184 * wide-int.cc (wi_pack): Take the precision as argument and
11185 perform canonicalization here rather than in the callers.
11186 Use the main loop to handle all full-width HWIs. Add a
11187 zero HWI if in_len isn't a full result.
11188 (wi::divmod_internal): Update accordingly.
11189 (wi::mul_internal): Likewise. Simplify.
11191 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11192 Sebastian Pop <s.pop@samsung.com>
11194 * graphite-poly.c (apply_poly_transforms): Simplify.
11195 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11196 (print_isl_map): Same.
11197 (print_isl_union_map): Same.
11198 (print_isl_schedule): New.
11199 (debug_isl_schedule): New.
11200 * graphite-dependences.c (scop_get_reads): Do not call
11201 isl_union_map_add_map that is undocumented isl functionality.
11202 (scop_get_must_writes): Same.
11203 (scop_get_may_writes): Same.
11204 (scop_get_original_schedule): Remove.
11205 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11206 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11207 (compute_deps): Remove.
11208 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11209 (debug_schedule_ast): New.
11210 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11211 set_separate_option.
11212 (graphite_regenerate_ast_isl): Add dump.
11213 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11214 from scop->transformed_schedule.
11215 (graphite_regenerate_ast_isl): Add more dump.
11216 * graphite-optimize-isl.c (optimize_isl): Set
11217 scop->transformed_schedule. Check whether schedules are equal.
11218 (apply_poly_transforms): Move here.
11219 * graphite-poly.c (apply_poly_transforms): ... from here.
11220 (free_poly_bb): Static.
11221 (free_scop): Static.
11222 (pbb_number_of_iterations_at_time): Remove.
11223 (print_isl_ast): New.
11224 (debug_isl_ast): New.
11225 (debug_scop_pbb): New.
11226 * graphite-scop-detection.c (print_edge): Move.
11227 (print_sese): Move.
11228 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11229 (build_scop_scattering): Remove.
11230 (create_pw_aff_from_tree): Assert instead of bailing out.
11231 (add_condition_to_pbb): Remove unused code, do not fail.
11232 (add_conditions_to_domain): Same.
11233 (add_conditions_to_constraints): Remove.
11234 (build_scop_context): New.
11235 (add_iter_domain_dimension): New.
11236 (build_iteration_domains): Initialize pbb->iterators.
11237 Call add_conditions_to_domain.
11240 (index_outermost_in_loop): New.
11241 (index_pbb_in_loop): New.
11242 (outermost_pbb_in): New.
11243 (add_in_sequence): New.
11244 (add_outer_projection): New.
11245 (outer_projection_mupa): New.
11246 (add_loop_schedule): New.
11247 (build_schedule_pbb): New.
11248 (build_schedule_loop): New.
11249 (embed_in_surrounding_loops): New.
11250 (build_schedule_loop_nest): New.
11251 (build_original_schedule): New.
11252 (build_poly_scop): Call build_original_schedule.
11253 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11254 (free_poly_dr): Remove.
11255 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11256 (free_poly_bb): Remove.
11257 (debug_loop_vec): Remove.
11258 (print_isl_ast): Declare.
11259 (debug_isl_ast): Declare.
11260 (scop_do_interchange): Remove.
11261 (scop_do_strip_mine): Remove.
11262 (scop_do_block): Remove.
11263 (flatten_all_loops): Remove.
11264 (optimize_isl): Remove.
11265 (pbb_number_of_iterations_at_time): Remove.
11266 (debug_scop_pbb): Declare.
11267 (print_schedule_ast): Declare.
11268 (debug_schedule_ast): Declare.
11269 (struct scop): Remove schedule. Add original_schedule,
11270 transformed_schedule.
11271 (free_gimple_poly_bb): Remove.
11272 (print_generated_program): Remove.
11273 (debug_generated_program): Remove.
11274 (unify_scattering_dimensions): Remove.
11275 * sese.c (print_edge): ... here.
11276 (print_sese): ... here.
11277 (debug_edge): ... here.
11278 (debug_sese): ... here.
11279 * sese.h (print_edge): Declare.
11280 (print_sese): Declare.
11281 (dump_edge): Declare.
11282 (dump_sese): Declare.
11284 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11285 Sebastian Pop <s.pop@samsung.com>
11287 * Makefile.in: Set ISLVER in site.exp.
11289 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11291 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11292 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11293 through DECL_VALUE_EXPR for expansion.
11295 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11297 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11298 the frame info after reload completed.
11300 2016-01-25 Jeff Law <law@redhat.com>
11302 PR tree-optimization/69196
11303 PR tree-optimization/68398
11304 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11305 tree-ssa-threadupdate.c.
11306 (determine_bb_domination_status): Prototype
11307 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11308 (determine_bb_domination_status): No longer static.
11309 (valid_jump_thread_path): Remove code to detect characteristics
11310 of the jump thread path not associated with correctness.
11311 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11312 Correct test for thread path length. Count PHIs for real operands as
11313 statements that need to be copied. Do not count ASSERT_EXPRs.
11314 Look at all the blocks in the thread path. Compute and selectively
11315 filter thread paths based on threading through the latch, threading
11316 a multiway branch or crossing a multiway branch.
11318 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11320 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11321 decl with __attribute__ ((unused)) annotation.
11323 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11326 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11327 of operands is compatible with a statement vectype.
11329 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11331 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11332 improve wording for mixed storage order support.
11334 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11336 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11337 (vcvt_u64_f64): Likewise.
11338 (vcvta_s64_f64): Likewise.
11339 (vcvta_u64_f64): Likewise.
11340 (vcvtm_s64_f64): Likewise.
11341 (vcvtm_u64_f64): Likewise.
11342 (vcvtn_s64_f64): Likewise.
11343 (vcvtn_u64_f64): Likewise.
11344 (vcvtp_s64_f64): Likewise.
11345 (vcvtp_u64_f64): Likewise.
11347 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11349 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11350 (arc_init): Check validity mll64 option.
11351 (arc_save_restore): Use double load/store instruction.
11352 (arc_expand_movmem): Likewise.
11353 (arc_split_move): Don't split if we have double load/store
11354 instructions. Returns a boolean.
11355 (arc_process_double_reg_moves): Change function to return boolean
11356 instead of a sequence of instructions.
11357 (arc_dwarf_register_span): New function.
11358 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11359 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11360 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11361 (*movdf_insn): Likewise.
11362 * config/arc/arc.opt (mll64): New option.
11363 * config/arc/predicates.md (even_register_operand): New predicate.
11364 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11366 2016-01-25 Richard Biener <rguenther@suse.de>
11369 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11370 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11372 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11374 2016-01-25 Richard Biener <rguenther@suse.de>
11376 PR tree-optimization/69376
11377 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11379 (VN_INFO_ANTI_RANGE_P): New inline.
11380 (VN_INFO_RANGE_TYPE): Likewise.
11381 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11382 SSA_NAME_ANTI_RANGE_P.
11383 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11384 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11385 Properly query VN_INFO_RANGE_TYPE.
11387 2016-01-25 Nick Clifton <nickc@redhat.com>
11390 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11392 2016-01-23 Tom de Vries <tom@codesourcery.com>
11394 PR tree-optimization/69426
11395 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11398 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11400 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11401 "the the" with "the" in the comments.
11402 * ipa-devirt.c (build_type_inheritance_graph,
11403 update_type_inheritance_graph): Likewise.
11404 * tree.c (build_function_type_list_1): Likewise.
11405 * cfgloopmanip.c (scale_loop_profile): Likewise.
11406 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11407 * gimple-ssa-split-paths.c
11408 (find_block_to_duplicate_for_splitting_paths): Likewise.
11409 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11410 * expr.c (convert_move): Likewise.
11411 * var-tracking.c (vt_stack_adjustments): Likewise.
11412 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11413 * tree-vrp.c (test_for_singularity): Likewise.
11415 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11416 directly instead of building a temporary tree.
11419 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11420 remove <algorithm> include.
11422 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11425 * config/i386/i386.c: Include dojump.h.
11426 (expand_small_movmem_or_setmem,
11427 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11429 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11430 if dynamic_check != -1.
11432 2016-01-21 Jeff Law <law@redhat.com>
11434 PR middle-end/69347
11435 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11436 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11437 into dominated_by_p.
11438 (cprop_into_successor_phis): Avoid unnecessary tests.
11440 2016-01-22 Richard Henderson <rth@redhat.com>
11443 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11444 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11446 2016-01-22 Michael Matz <matz@suse.de>
11448 * system.h (string, algorithm): Include only conditionally.
11449 (new): Include always under C++.
11450 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11451 * final.c (toplevel): Ditto.
11452 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11453 * genconditions.c (write_header): Make gencondmd.c define
11455 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11457 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11458 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11460 2016-01-22 Christian Bruel <christian.bruel@st.com>
11463 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11465 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11468 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11469 define_insn_and_split. Ensure operands[1] and operands[0] do not
11470 get assigned the same register.
11472 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11474 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11476 2016-01-22 Christian Bruel <christian.bruel@st.com>
11478 * config/arm/arm-c.c (arm_pragma_target_parse):
11479 Remove warn_builtin_macro_redefined overwrite.
11481 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11483 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11484 flag_non_call_exceptions compatibility.
11486 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11489 * dwarf2out.c (add_child_die_after): New function.
11490 (dwarf_qual_info_t): New type.
11491 (dwarf_qual_info): New variable.
11492 (qualified_die_p): New function.
11493 (modified_type_die): For -fdebug-types-section, ensure
11494 canonical order of qualifiers. Put qualified DIEs adjacent
11495 to the corresponding non-qualified type DIE and search there
11496 for existing qualified DIEs.
11498 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11500 * doc/extend.texi (scalar_storage_order type attribute): Document
11501 restriction on type punning and aliasing, and remove future tense.
11503 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11506 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11509 2016-01-21 Jeff Law <law@redhat.com>
11511 PR middle-end/69347
11512 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11513 useless call to record_temporary_equivalences.
11514 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11515 allocate 10 slots in the bb_path vector and let it grow as needed.
11516 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11519 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11521 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11523 * configure: Regenerate.
11525 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11527 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11528 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11530 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11532 PR middle-end/66178
11533 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11534 drop EXPAND_INITIALIZER.
11535 * rtl.h (contains_symbolic_reference_p): Declare.
11536 * rtlanal.c (contains_symbolic_reference_p): New function.
11537 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11538 a subtraction into a NOT if symbolic constants are involved.
11540 2016-01-21 Anton Blanchard <anton@samba.org>
11541 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11544 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11546 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11549 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11551 * config/microblaze/microblaze.c
11552 (get_branch_target): New.
11553 (insert_wic_for_ilb_runout): New.
11555 (microblaze_machine_dependent_reorg): New.
11556 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11557 * config/microblaze/microblaze.md
11558 (UNSPEC_IPREFETCH): Define.
11559 (iprefetch): New pattern
11560 * config/microblaze/microblaze.opt
11561 (mxl-prefetch): New flag.
11563 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11565 * config/microblaze/microblaze.h
11566 (FIXED_REGISTERS): Update in macro.
11567 (CALL_USED_REGISTERS): Update in macro.
11569 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11571 PR rtl-optimization/68920
11572 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11575 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11577 PR rtl-optimization/68990
11578 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11579 pseudo instead of inheritance ones.
11581 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11582 Nick Clifton <nickc@redhat.com>
11586 * config/mips/mips.c (mips_compute_frame_info): Initialise
11587 args_size and hard_frame_pointer_offset fields of the frame
11588 structure before calling mips_global_pointer.
11590 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11592 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11594 * configure: Regenerate.
11596 2016-01-21 Richard Biener <rguenther@suse.de>
11598 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11600 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11602 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11603 to actually emit the .size directive.
11605 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11606 Jakub Jelinek <jakub@redhat.com>
11610 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11611 args array size by one to avoid buffer overflow.
11613 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11615 * config/s390/s390.md (pool_section_start): Use switch_to_section
11616 to select proper read-only data section instead of hardcoding
11618 (pool_section_end): Use switch_to_section to match the above.
11620 2016-01-21 Richard Biener <rguenther@suse.de>
11622 PR tree-optimization/69378
11623 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11624 (set_ssa_val_to): Use it for dominance checks taking into
11625 account not executable edges.
11627 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11630 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11631 for bitsize instead of GET_MODE_PRECISION (mode).
11633 2016-01-20 Martin Sebor <msebor@redhat.com>
11636 * extend.texi (__sync Builtins): Clarify the semantics of
11637 __sync_fetch_and_OP built-ins on pointers.
11638 (__atomic Builtins): Same.
11640 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11641 Sebastian Pop <s.pop@samsung.com>
11643 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11644 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11645 (is_valid_rename): Same.
11646 (translate_isl_ast_to_gimple::get_rename): Same.
11647 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11648 (translate_isl_ast_to_gimple::rename_uses): Same.
11649 (get_new_name): Check for close_phi nodes.
11650 (copy_loop_phi_args): Use phi_node_kind.
11651 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11652 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11654 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11655 Sebastian Pop <s.pop@samsung.com>
11657 Revert commit r229783.
11658 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11659 Remove use of parameter_rename_map.
11660 (copy_def): Remove.
11661 (copy_internal_parameters): Remove.
11662 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11663 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11664 (free_sese_info): Do not free parameter_rename_map.
11665 (set_rename): Do not use parameter_rename_map.
11666 (rename_uses): Update call to set_rename.
11667 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11668 * sese.h (parameter_rename_map_t): Remove.
11669 (struct sese_info_t): Remove field parameter_rename_map.
11671 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11672 Sebastian Pop <s.pop@samsung.com>
11674 * graphite-isl-ast-to-gimple.c: Fix comment.
11675 * graphite-scop-detection.c (defined_in_loop_p): New.
11676 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11677 names defined in loop.
11679 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11680 Sebastian Pop <s.pop@samsung.com>
11682 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11683 Discard unstructured if-then-else regions.
11685 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11686 Sebastian Pop <s.pop@samsung.com>
11688 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11689 (cleanup_loop_iter_dom): Remove.
11690 (build_loop_iteration_domains): Remove.
11691 (build_scop_context): Remove.
11692 (build_scop_iteration_domain): Remove.
11693 (add_loop_constraints): New.
11694 (build_iteration_domains): New.
11695 (build_poly_scop): Call build_iteration_domains.
11697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11698 Sebastian Pop <s.pop@samsung.com>
11700 * graphite-scop-detection.c
11701 (scop_detection::harmful_loop_in_region): Free dom and loops.
11702 (scop_detection::loop_body_is_valid_scop): Free bbs.
11704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11705 Sebastian Pop <s.pop@samsung.com>
11707 * graphite-scop-detection.c (record_loop_in_sese): New.
11708 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11709 (build_scops): Remove call to build_sese_loop_nests.
11710 * sese.c (sese_record_loop): Remove.
11711 (build_sese_loop_nests): Remove.
11712 (new_sese_info): Remove region->loops.
11713 (free_sese_info): Same.
11714 * sese.h (sese_contains_loop): Same.
11715 (build_sese_loop_nests): Remove.
11716 (sese_contains_loop): Remove.
11718 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11719 Sebastian Pop <s.pop@samsung.com>
11721 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11722 loop_is_valid_in_scop.
11723 (scop_detection::harmful_stmt_in_region): Renamed
11724 harmful_loop_in_region.
11725 Call loop_is_valid_in_scop.
11727 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11728 Sebastian Pop <s.pop@samsung.com>
11730 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11733 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11734 Sebastian Pop <s.pop@samsung.com>
11736 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11737 * graphite.h (struct poly_bb): Remove field is_reduction.
11738 (PBB_IS_REDUCTION): Remove.
11740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11741 Sebastian Pop <s.pop@samsung.com>
11743 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11744 (add_pdr_constraints): Same.
11745 (scop_get_reads): Same.
11746 (scop_get_must_writes): Same.
11747 (scop_get_may_writes): Same.
11748 (scop_get_original_schedule): Same.
11749 (extend_schedule): Same.
11750 (apply_schedule_on_deps): Same.
11751 (carries_deps): Same.
11752 (compute_deps): Same.
11753 (scop_get_dependences): Same.
11754 * graphite-isl-ast-to-gimple.c
11755 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11756 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11757 (get_schedule_for_band_list): Same.
11758 (get_schedule_map): Same.
11759 (apply_schedule_map_to_scop): Same.
11760 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11761 (build_loop_iteration_domains): Same.
11762 (add_condition_to_pbb): Same.
11763 (add_param_constraints): Same.
11764 (pdr_add_memory_accesses): Same.
11765 (pdr_add_data_dimensions): Same.
11767 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11769 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11772 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11774 * common.opt (feliminate-dwarf2-dups): Replace references to
11775 "DWARF 2" with just "DWARF".
11776 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11777 * doc/extend.texi: Likewise.
11778 * doc/cpp.texi: Likewise.
11779 * doc/invoke.texi: Likewise.
11780 (Option Summary): Add -gdwarf to list of Debugging Options.
11781 (Debugging Options): Document -gdwarf.
11782 * doc/contrib.texi: Spell "DWARF" like that.
11784 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11786 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11787 warning. Fix up formatting.
11789 PR middle-end/67653
11790 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11791 attempt to mark memory input operand addressable and
11792 call prepare_gimple_addressable in that case. Don't adjust
11793 input_location for diagnostics, use error_at instead.
11795 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11797 * config/rs6000/ppc-auxv.h: New file.
11798 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11799 (cpu_is): Likewise.
11800 (cpu_supports): Likewise.
11801 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11802 (cpu_is_info): New variable.
11803 (cpu_supports_info): Likewise.
11804 (tcb_verification_symbol): Likewise.
11805 (cpu_builtin_p): Likewise.
11806 (cpu_expand_builtin): New function.
11807 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11808 (rs6000_init_builtins): Likewise.
11809 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11810 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11811 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11812 * configure: Regenerate.
11813 * config.in: Likewise.
11814 * doc/extend.texi (PowerPC Built-in Functions): Document
11815 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11817 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11820 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11822 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11825 2016-01-20 Richard Henderson <rth@redhat.com>
11831 * tree.c (tm_define_builtin): New.
11832 (find_tm_vector_type): New.
11833 (build_tm_vector_builtins): New.
11834 (build_common_builtin_nodes): Call it.
11836 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11838 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11839 (arm_fp_ok): Likewise.
11840 (arm_fp): Likewise.
11841 (arm_crypto): Likewise.
11843 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11844 Richard Biener <rguenther@suse.de>
11846 PR tree-optimization/69328
11847 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11848 vectors have same number of elements.
11849 (vectorizable_condition): Fix masked version recognition.
11851 2016-01-20 Richard Biener <rguenther@suse.de>
11853 PR tree-optimization/69345
11854 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11855 (VN_INFO_PTR_INFO): Likewise.
11856 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11857 info when it is equal between non-dominating SSA names.
11858 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11859 Make sure to look at original SSA infos.
11861 2016-01-20 Jeff Law <law@redhat.com>
11864 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11866 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11867 (pc_or_label_operand): New predicate.
11868 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11869 tests for small integers that are 2^n - 1.
11871 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11873 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11875 2016-01-19 Jeff Law <law@redhat.com>
11877 PR middle-end/69347
11878 * tree-ssa-threadbackwards.c
11879 (fsm_find_control_statement_thread_paths): Do not try to lookup
11880 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11882 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11884 * doc/lto.texi: Remove text that says only Gold has linker plugin
11887 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11889 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11890 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11891 the DIE accordingly.
11892 (modified_type_die): Add REVERSE parameter and pass it recursively,
11893 as well as to base_type_die. Adjust presence check accordingly.
11894 (base_type_for_mode): Adjust call to modified_type_die.
11895 (add_type_attribute): Add REVERSE parameter and pass it to
11897 (generic_parameter_die): Adjust call to add_type_attribute.
11898 (add_scalar_info): Likewise.
11899 (add_subscript_info): Likewise.
11900 (gen_array_type_die): Likewise.
11901 (gen_descr_array_type_die): Likewise.
11902 (gen_entry_point_die): Likewise.
11903 (gen_enumeration_type_die): Likewise.
11904 (gen_formal_parameter_die): Likewise.
11905 (gen_subprogram_die): Likewise.
11906 (gen_variable_die ): Likewise.
11907 (gen_const_die): Likewise.
11908 (gen_field_die): Likewise.
11909 (gen_pointer_type_die): Likewise.
11910 (gen_reference_type_die): Likewise.
11911 (gen_ptr_to_mbr_type_die): Likewise.
11912 (gen_inheritance_die): Likewise.
11913 (gen_subroutine_type_die): Likewise.
11914 (gen_typedef_die): Likewise.
11915 (force_type_die): Adjust call to modified_type_die.
11917 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11919 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11920 flow throughout the file. Fix broken link to Objective-C 2.0
11922 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11925 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11927 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11929 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11932 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11933 (maybe_record_node): Record cxa_pure_virtual as the only possible
11934 target if there are not ohter candidates.
11935 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11937 2016-01-19 Richard Biener <rguenther@suse.de>
11939 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11940 (get_memory_order): Likewise.
11942 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11944 * tree-vect-stmts.c (vectorizable_store): Check
11947 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11950 * gcc.c (driver::decode_argv): Add call to
11951 init_opts_obstack before init_options_struct.
11952 * opts.c (init_opts_obstack): Remove idempotency.
11953 (init_options_struct): Replace call to init_opts_obstack
11954 with a gcc_assert to verify that it has already been called.
11955 * toplev.c (toplev::main): Add call to init_opts_obstack before
11956 calls to init_options_struct.
11957 (toplev::finalize): Move cleanup of opts_obstack next to
11958 cleanup of save_decoded_options, clearing the latter, and
11959 save_decoded_options_count.
11961 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11964 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11965 attribute to unconditional. Remove %? from output template.
11967 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11968 Jiong Wang <jiong.wang@arm.com>
11970 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11971 generated from different expand order.
11973 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11975 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11976 Add support for CCMP costing.
11978 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11980 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11981 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11982 (fccmpe<mode>): Likewise.
11983 (fcmp): Rename to fcmp and globalize pattern.
11985 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11986 (aarch64_gen_ccmp_next): Add FP support.
11988 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11990 * target.def (gen_ccmp_first): Update documentation.
11991 (gen_ccmp_next): Likewise.
11992 * doc/tm.texi (gen_ccmp_first): Update documentation.
11993 (gen_ccmp_next): Likewise.
11994 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11995 expand_ccmp_expr_1. Improve comments.
11996 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11997 (ccmp_ior<mode>): Remove pattern.
11998 (cmp<mode>): Remove expand.
11999 (cmp): Globalize pattern.
12000 (cstorecc4): Use cc_register.
12001 (mov<mode>cc): Remove ccmp_cc_register check.
12002 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12003 Simplify after removal of CC_DNE/* modes.
12004 (aarch64_ccmp_mode_to_code): Remove.
12005 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12006 In 'k' case use integer as condition.
12007 (aarch64_nzcv_codes): Remove inverted cases.
12008 (aarch64_code_to_ccmode): Remove.
12009 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12010 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12011 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12012 pattern. Return the comparison with CC register. Invert conditions
12013 when bitcode is OR.
12014 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12015 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12019 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12020 instrumented_version.
12022 2016-01-19 Richard Biener <rguenther@suse.de>
12024 PR tree-optimization/69336
12025 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12026 handled components with get_ref_base_and_extent.
12027 (equal_mem_array_ref_p): Adjust.
12029 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12032 * shrink-wrap.c: Include valtrack.h.
12033 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12034 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12035 in between insn and where it will be moved to. Call
12036 dead_debug_insert_temp.
12037 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12038 first and dead_debug_local_finish at the end.
12039 For uses and defs bitmap, handle all regs in between REGNO and
12040 END_REGNO, not just the first one.
12042 2016-01-19 Richard Biener <rguenther@suse.de>
12044 PR tree-optimization/69352
12045 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12046 (equal_mem_array_ref_p): Constrain size and max size properly.
12047 Compare the reverse flag.
12049 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12051 * ira.c (ira): Update regstat data if we deleted insns.
12053 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12055 PR rtl-optimization/68955
12056 PR rtl-optimization/64557
12057 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12058 here. Fix up formatting.
12059 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12061 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12064 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12065 assume that the node has body.
12066 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12069 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12071 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12074 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12076 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12077 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12079 2016-01-19 Martin Jambor <mjambor@suse.cz>
12080 Martin Liska <mliska@suse.cz>
12081 Michael Matz <matz@suse.de>
12083 * Makefile.in (OBJS): Add new source files.
12084 (GTFILES): Add hsa.c.
12085 * common.opt (disable_hsa): New variable.
12086 (-Whsa): New warning.
12087 * config.in (ENABLE_HSA): New.
12088 * configure.ac: Treat hsa differently from other accelerators.
12089 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12090 $enable_offloading.
12091 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12092 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12093 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12094 --with-hsa-kmt-lib.
12095 * doc/invoke.texi (-Whsa): Document.
12096 (hsa-gen-debug-stores): Likewise.
12097 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12098 to invoke offload compiler for hsa acclerator.
12099 * opts.c (common_handle_option): Determine whether HSA offloading
12100 should be performed.
12101 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12102 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12103 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12104 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12105 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12106 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12107 GF_OMP_FOR_KIND_GRID_LOOP.
12108 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12109 (pp_gimple_stmt_1): Likewise.
12110 * gimple-walk.c (walk_gimple_stmt): Likewise.
12111 * gimple.c (gimple_build_omp_grid_body): New function.
12112 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12113 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12114 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12115 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12116 GF_OMP_TEAMS_GRID_PHONY.
12117 (gimple_statement_omp_single_layout): Updated comments.
12118 (gimple_build_omp_grid_body): New function.
12119 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12120 (gimple_omp_for_grid_phony): New function.
12121 (gimple_omp_for_set_grid_phony): Likewise.
12122 (gimple_omp_parallel_grid_phony): Likewise.
12123 (gimple_omp_parallel_set_grid_phony): Likewise.
12124 (gimple_omp_teams_grid_phony): Likewise.
12125 (gimple_omp_teams_set_grid_phony): Likewise.
12126 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12127 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12128 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12129 (BUILT_IN_GOMP_TARGET): Updated type.
12130 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12131 (adjust_for_condition): New function.
12132 (get_omp_for_step_from_incr): Likewise.
12133 (extract_omp_for_data): Moved parts to adjust_for_condition and
12134 get_omp_for_step_from_incr.
12135 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12136 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12137 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12138 (scan_omp_parallel): Do not create child functions for phony
12140 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12141 (scan_omp_1_op): Checking assert we are not remapping to
12142 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12143 (parallel_needs_hsa_kernel_p): New function.
12144 (expand_parallel_call): Register apprpriate parallel child
12145 functions as HSA kernels.
12146 (grid_launch_attributes_trees): New type.
12147 (grid_attr_trees): New variable.
12148 (grid_create_kernel_launch_attr_types): New function.
12149 (grid_insert_store_range_dim): Likewise.
12150 (grid_get_kernel_launch_attributes): Likewise.
12151 (get_target_argument_identifier_1): Likewise.
12152 (get_target_argument_identifier): Likewise.
12153 (get_target_argument_value): Likewise.
12154 (push_target_argument_according_to_value): Likewise.
12155 (get_target_arguments): Likewise.
12156 (expand_omp_target): Call get_target_arguments instead of looking
12157 up for teams and thread limit.
12158 (grid_expand_omp_for_loop): New function.
12159 (grid_arg_decl_map): New type.
12160 (grid_remap_kernel_arg_accesses): New function.
12161 (grid_expand_target_kernel_body): New function.
12162 (expand_omp): Call it.
12163 (lower_omp_for): Do not emit phony constructs.
12164 (lower_omp_taskreg): Do not emit phony constructs but create for them
12165 a temporary variable receiver_decl.
12166 (lower_omp_taskreg): Do not emit phony constructs.
12167 (lower_omp_teams): Likewise.
12168 (lower_omp_grid_body): New function.
12169 (lower_omp_1): Call it.
12170 (grid_reg_assignment_to_local_var_p): New function.
12171 (grid_seq_only_contains_local_assignments): Likewise.
12172 (grid_find_single_omp_among_assignments_1): Likewise.
12173 (grid_find_single_omp_among_assignments): Likewise.
12174 (grid_find_ungridifiable_statement): Likewise.
12175 (grid_target_follows_gridifiable_pattern): Likewise.
12176 (grid_remap_prebody_decls): Likewise.
12177 (grid_copy_leading_local_assignments): Likewise.
12178 (grid_process_kernel_body_copy): Likewise.
12179 (grid_attempt_target_gridification): Likewise.
12180 (grid_gridify_all_targets_stmt): Likewise.
12181 (grid_gridify_all_targets): Likewise.
12182 (execute_lower_omp): Call grid_gridify_all_targets.
12183 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12184 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12185 (tree_omp_clause): Added union field dimension.
12186 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12187 * tree.c (omp_clause_num_ops): Added number of arguments of
12188 OMP_CLAUSE__GRIDDIM_.
12189 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12190 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12191 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12192 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12193 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12194 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12195 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12196 * tree-pass.h (make_pass_gen_hsail): Declare.
12197 (make_pass_ipa_hsa): Likewise.
12198 * ipa-hsa.c: New file.
12199 * lto-section-in.c (lto_section_name): Add hsa section name.
12200 * lto-streamer.h (lto_section_type): Add hsa section.
12201 * timevar.def (TV_IPA_HSA): New.
12202 * hsa-brig-format.h: New file.
12203 * hsa-brig.c: New file.
12204 * hsa-dump.c: Likewise.
12205 * hsa-gen.c: Likewise.
12208 * toplev.c (compile_file): Call hsa_output_brig.
12209 * hsa-regalloc.c: New file.
12211 2016-01-18 Jeff Law <law@redhat.com>
12213 PR tree-optimization/69320
12214 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12215 ranged object, do nothing if the RHS constant is not [0..1].
12216 (optimize_stmt): Comparing a boolean ranged object against a
12217 constant outside [0..1] results in a compile-time constant.
12219 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12222 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12224 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12225 (Option Summary): Update to reflect new section and moved options.
12226 (C++ Dialect Options): Move -fstats to new section.
12227 (Debugging Options): Move all dump, statistics, and other GCC
12228 developer options to new section. Rewrite section introduction
12229 and re-order remaining options to put the more basic ones first.
12230 (Optimization Options): Move -fira-verbose and -flto-report* to
12232 (Developer Options): New section incorporating moved options.
12233 * doc/cppopts.texi (-dM): Update cross-reference.
12235 2016-01-18 Richard Henderson <rth@redhat.com>
12238 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12239 operands to pseudo only if CSE is expected. Split long immediate
12240 operands only after reload, and for the stack pointer.
12241 (*add<GPI>3_pluslong): Remove.
12242 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12243 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12244 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12245 (*add<GPI>3 peepholes): New.
12246 (*add<GPI>3 splitters): New.
12247 * config/aarch64/constraints.md (Upl): New.
12248 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12250 2016-01-18 Richard Biener <rguenther@suse.de>
12252 PR tree-optimization/69297
12253 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12255 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12257 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12259 PR middle-end/68542
12260 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12261 of mixind vector and scalar types.
12262 (fold_relational_const): Add handling of vector
12263 comparison with boolean result.
12264 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12265 comparison of vector operands with boolean result for EQ/NE only.
12266 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12267 (verify_gimple_cond): Likewise.
12268 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12271 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12273 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12276 2016-01-18 Richard Biener <rguenther@suse.de>
12278 PR middle-end/69308
12279 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12281 2016-01-18 Tom de Vries <tom@codesourcery.com>
12283 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12285 2016-01-18 Tom de Vries <tom@codesourcery.com>
12287 * omp-low.c (set_oacc_fn_attrib): Make extern.
12288 * omp-low.h (set_oacc_fn_attrib): Declare.
12289 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12290 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12291 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12292 Add and handle function parameter oacc_kernels_p.
12293 (find_reduc_addr, get_omp_data_i_param): New function.
12294 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12295 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12296 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12297 Calculate dominance info. Skip loops that are not in a kernels region
12298 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12299 (pass_parallelize_loops::execute): Call parallelize_loops with
12300 oacc_kernels_p argument.
12301 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12302 New member function.
12303 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12304 * passes.def: Add argument to pass_parallelize_loops instantation.
12306 2016-01-18 Tom de Vries <tom@codesourcery.com>
12308 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12309 pass_parallelize_loops to be run outside the loop pipeline.
12311 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12313 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12314 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12316 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12319 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12320 using get_ref_base_and_extent.
12321 (equal_mem_array_ref_p): New.
12322 (hashable_expr_equal_p): Add call to previous.
12324 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12327 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12328 (sra_initialize): Allocate disqualified_constants.
12329 (sra_deinitialize): Free disqualified_constants.
12330 (disqualify_candidate): Update disqualified_constants when appropriate.
12331 (create_access): Scan for constant-pool entries as we go along.
12332 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12333 (maybe_add_sra_candidate): Allow constant-pool entries.
12334 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12335 (initialize_constant_pool_replacements): New.
12336 (sra_modify_assign): Avoid mangling assignments created by previous,
12337 and don't generate writes into constant pool.
12338 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12340 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12342 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12343 andnot instruction.
12344 (scalar_chain::convert_op): Likewise.
12345 * config/i386/i386.md (*andndi3_doubleword): New.
12347 2016-01-18 Richard Biener <rguenther@suse.de>
12349 PR tree-optimization/69170
12350 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12351 building a vector from scalar results of a pattern stmt.
12353 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12355 * haifa-sched.c (autopref_multipass_init): Work around
12356 -Wmaybe-uninitialized warning.
12358 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12360 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12361 against the constant 0.
12363 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12365 PR tree-optimization/68799
12366 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12367 look up phi candidates in the statement-candidate map.
12368 (phi_add_costs): Likewise.
12369 (record_phi_increments): Likewise.
12370 (phi_incr_cost): Likewise.
12371 (ncd_with_phi): Likewise.
12372 (all_phi_incrs_profitable): Likewise.
12374 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12376 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12377 -Wmaybe-uninitialized warning.
12379 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12381 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12382 (Option Summary): Update to reflect new section and moved options.
12383 (C++ Dialect Options): Move -fvtable-verify and related options.
12384 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12385 and profiling-related options.
12386 (Optimization Options): Move profile generation options and
12387 -fstack-protector and related options.
12388 (Instrumentation Options): New section incorporating moved options.
12389 (Code Generation Options): Move -finstrument-functions and
12390 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12392 2016-01-16 Tom de Vries <tom@codesourcery.com>
12394 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12396 2016-01-16 Tom de Vries <tom@codesourcery.com>
12398 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12400 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12402 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12403 that checks whether the table is already empty. Rename the
12404 original implementation to...
12405 (hash_table::empty_slot): ...this new private function.
12407 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12409 PR diagnostic/68899
12410 * diagnostic-show-locus.c (layout::print_source_line): Move x
12411 offset of line until after call to
12412 get_line_width_without_trailing_whitespace.
12414 2016-01-15 Jeff Law <law@redhat.com>
12416 PR tree-optimization/69270
12417 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12418 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12419 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12420 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12421 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12422 ssa_name_has_boolean_range and constant_boolean_node.
12424 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12426 PR rtl-optimization/69030
12427 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12429 (spill_pseudos): Delete debug insn for dead pseudo.
12430 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12432 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12434 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12436 (TYPES_UNOPUS): Likewise.
12437 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12438 builtin type, from UNOP to UNOPUS.
12439 (lbtruncuv4sf): Likewise.
12440 (lbtruncuv2df): Likewise.
12441 (lrounduv2sf): Likewise.
12442 (lrounduv4sf): Likewise.
12443 (lrounduv2df): Likewise.
12444 (lroundusf): Likewise.
12445 (lroundusf): Likewise.
12446 (lceiluv2sf): Likewise.
12447 (lceiluv4sf): Likewise.
12448 (lceiluv2df): Likewise.
12449 (lceilusf): Likewise.
12450 (lceiludf): Likewise.
12451 (lflooruv2sf): Likewise.
12452 (lflooruv4sf): Likewise.
12453 (lflooruv2df): Likewise.
12454 (lfloorusf): Likewise.
12455 (lfloorudf): Likewise.
12456 (lfrintnuv2sf): Likewise.
12457 (lfrintnuv4sf): Likewise.
12458 (lfrintnuv2df): Likewise.
12459 (lfrintnusf): Likewise.
12460 (lfrintnudf): Likewise.
12461 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12463 (vcvtq_u32_f32): Likewise.
12464 (vcvtq_u64_f64): Likewise.
12465 (vcvta_u32_f32): Likewise.
12466 (vcvtaq_u32_f32): Likewise.
12467 (vcvtaq_u64_f64): Likewise.
12468 (vcvtm_u32_f32): Likewise.
12469 (vcvtmq_u32_f32): Likewise.
12470 (vcvtmq_u64_f64): Likewise.
12471 (vcvtn_u32_f32): Likwise.
12472 (vcvtnq_u32_f32): Likewise.
12473 (vcvtnq_u64_f64): Likewise.
12474 (vcvtp_u32_f32): Likewise.
12475 (vcvtpq_u32_f32): Likewise.
12476 (vcvtpq_u64_f64): Likewise.
12477 (vcvtmd_u64_f64): Likewise.
12478 (vcvtms_u32_f32): Likewise.
12479 (vcvtad_u64_f64): Likewise.
12480 (vcvtas_u32_f32): Likewise.
12481 (vcvtnd_u64_f64): Likewise.
12482 (vcvtns_u32_f32): Likewise.
12483 (vcvtpd_u64_f64): Likewise.
12484 (vcvtps_u32_f32): Likewise.
12486 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12488 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12489 CSEL of zero_extended registers.
12491 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12493 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12494 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12496 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12498 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12499 false when argument string is not found in the attributes table
12502 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12505 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12506 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12507 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12508 precision estimate.
12510 2016-01-15 Richard Biener <rguenther@suse.de>
12512 PR tree-optimization/66856
12513 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12514 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12515 (vect_create_new_slp_node): Increment stmt reference count.
12516 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12517 an SLP tree before swapping operands.
12518 (vect_build_slp_tree): Likewise.
12519 (destroy_bb_vec_info): Free stmt info after SLP instances.
12520 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12521 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12522 (STMT_VINFO_NUM_SLP_USES): New macro.
12524 2016-01-15 Richard Biener <rguenther@suse.de>
12527 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12528 (add_linkage_name): ... here.
12529 (gen_typedef_die): Use add_linkage_name_raw instead of
12530 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12533 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12535 * gimplify.c (oacc_default_clause): Decode reference and pointer
12536 types for both kernels and parallel regions.
12538 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12540 PR middle-end/69246
12541 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12543 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12545 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12546 (convert_scalars_to_vector): Likewise.
12548 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12550 * doc/extend.texi (Type Traits): Fix grammar.
12552 2016-01-15 Martin Jambor <mjambor@suse.cz>
12554 * tree-inline.c (remap_decl): Use existing dclarations if
12555 remapping a type and prevent_decl_creation_for_types.
12556 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12557 decls first. Do real remapping with
12558 prevent_decl_creation_for_types set.
12559 * tree-inline.h (copy_body_data): New field
12560 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12563 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12565 * config/s390/s390.opt (mmvcle): More verbose help text.
12567 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12569 * config/s390/s390.opt: Add period to -mzvector option text.
12571 2016-01-15 Richard Biener <rguenther@suse.de>
12573 PR tree-optimization/68961
12574 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12575 of invariants in stores again.
12577 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12579 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12581 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12583 * config/i386/i386.c (ix86_expand_branch): Don't split
12584 DI mode xor instruction to SI mode.
12586 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12589 * ipa-icf.c (sem_function::merge): Virtual functions may become
12590 reachable even if they address is not taken and there are no
12593 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12595 * lto-streamer-out.c (subtract_estimated_size): New function.
12596 (get_symbol_initial_value): Use it.
12598 2016-01-15 Christian Bruel <christian.bruel@st.com>
12601 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12602 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12603 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12604 use add_builtin_function_ext_scope instead of add_builtin_function.
12605 (neon_set_p, neon_crypto_set_p): Remove.
12606 (arm_init_builtins): Always call arm_init_neon_builtins and
12607 arm_init_crypto_builtins.
12608 (arm_expand_builtin): Check that builtins are allowed for the arch.
12609 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12610 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12611 arm_init_neon_builtins call.
12613 2016-01-15 Richard Biener <rguenther@suse.de>
12615 PR tree-optimization/69117
12616 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12617 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12618 of the leader conservatively.
12619 (free_scc_vn): Restore original SSA name infos.
12621 2016-01-14 Jeff Law <law@redhat.com>
12623 PR tree-optimization/69270
12624 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12625 single bit of precision, verify it's also unsigned.
12626 (record_edge_info): Use constant_boolean_node rather than fold_convert
12627 to convert boolean_true/boolean_false to the right type.
12629 2016-01-14 Richard Henderson <rth@redhat.com>
12632 * loop-doloop.c (record_reg_sets): New.
12633 (doloop_optimize): Reject the transform if the sequence
12634 clobbers registers live at the end of the loop block.
12635 (doloop_optimize_loops): Enable df_live if needed.
12637 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12639 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12640 * config/rs6000/rs6000.c: Likewise.
12641 * config/rs6000/rs6000.h: Likewise.
12642 * config/rs6000/rs6000.md: Likewise.
12643 * doc/extend.texi: Likewsie.
12645 2016-01-14 Jeff Law <law@redhat.com>
12647 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12650 2016-01-14 Richard Henderson <rth@redhat.com>
12654 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12655 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12656 instead of builtin_decl_declared_p to test for declaration.
12658 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12660 * doc/loop.texi (Loop Analysis and Representation): Document
12661 loop_depth function.
12663 2016-01-14 Tom de Vries <tom@codesourcery.com>
12665 PR tree-optimization/68773
12666 * omp-low.c (expand_omp_target): Don't set force_output.
12667 * varpool.c (varpool_node::get_create): Same.
12668 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12669 offload_funcs with force_output.
12671 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12674 * lra-eliminations.c (move_plus_up): Don't change anything if either
12675 the outer or inner subreg mode is not MODE_INT.
12676 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12677 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12679 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12681 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12682 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12683 reduc_uplus_@var{m}): Remove.
12684 * expr.c (expand_expr_real_2): Remove expansion path for
12685 reduc_[us](min|max|plus) optabs.
12686 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12687 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12688 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12689 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12690 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12691 reduc_[us](min|max|plus) optabs.
12693 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12695 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12696 (reduc_plus_scal_v2sf): New.
12697 (reduc_smax_v2sf): Rename to...
12698 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12699 (reduc_smin_v2sf): Rename to...
12700 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12702 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12704 * alias.c (compare_base_symbol_refs): New function.
12705 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12708 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12710 PR middle-end/68146
12711 PR tree-optimization/69155
12712 * tree-complex.c: Include cfganal.h.
12713 (phis_to_revisit): New variable.
12714 (extract_component): Add phiarg_p argument. Assert that returned
12715 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12716 (update_phi_components): Partly rewrite to use loop over real/imag
12717 components instead of code duplication. If extract_component returns
12718 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12719 create_tmp_reg into the PHI node instead, and mention the phi triplet
12720 in phis_to_revisit.
12721 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12722 in phis_to_revisit at the end.
12724 2016-01-14 Richard Biener <rguenther@suse.de>
12726 PR tree-optimization/68060
12727 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12728 outer loop reduction is only used in the inner loop before
12729 detecting a double reduction.
12731 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12734 * combine.c (expand_field_assignment): Punt if compute_mode is
12735 unsupported scalar mode.
12737 2016-01-14 Richard Biener <rguenther@suse.de>
12739 PR tree-optimization/66856
12740 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12741 SLP node only if it built successfully.
12742 (vect_analyze_slp_instance): Adjust.
12744 2016-01-14 Jeff Law <law@redhat.com>
12746 PR tree-optimization/69270
12747 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12748 (record_edge_info): Use it. Convert boolean_{true,false}_node
12749 to the type of op0.
12751 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12754 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12755 use block_ultimate_origin
12756 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12758 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12760 * doc/invoke.texi (Submodel Options): Rename section to
12761 "Machine-Dependent Options" to better reflect its content.
12762 Rewrite introductory text to remove archaic CPU names.
12765 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12767 * doc/invoke.texi (Code Gen Options): Move section up in file,
12768 before target-specific options. Update menu and option summary
12769 to reflect the new section ordering.
12771 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12773 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12774 (C++ Dialect Options): Add cross-reference to -std option.
12775 * doc/standards.texi (C++ Language): Document C++14 support.
12777 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12779 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12780 for pack/unpack functions for __ibm128.
12781 (PACK_IF): Likewise.
12782 (UNPACK_IF): Likewise.
12784 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12785 support for __ibm128 pack/unpack functions.
12786 (rs6000_invalid_builtin): Likewise.
12787 (rs6000_init_builtins): Likewise.
12788 (rs6000_opt_masks): Likewise.
12790 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12791 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12793 (RS6000_BTM_COMMON): Likewise.
12795 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12796 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12797 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12798 128-bit floating point. Add support for the double values to be
12799 in Altivec registers for TF/IF packing and unpacking, but restrict
12800 TD packing sub-fields to be FPR registers. Don't allow overlapped
12801 register support for packing. Allow pack inputs to be memory
12802 locations. Don't build generator functions for unpack<mode>_dm
12803 and unpack<mode>_nodm.
12804 (unpack<mode>_dm): Likewise.
12805 (unpack<mode>_nodm): Likewise.
12806 (pack<mode>): Likewise.
12808 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12809 built-in functions to pack/unpack explicit __ibm128 values.
12810 (__builtin_unpack_ibm128): Likewise.
12812 * doc/extend.texi (PowerPC Built-in Functions): Document
12813 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12815 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12818 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12819 Add new arg loc and pass it down as context.
12820 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12821 to the location to use for the warning.
12822 (check_function_arguments): New arg loc. All callers changed. Pass
12823 it to check_function_nonnull.
12824 * c-common.h (check_function_arguments): Adjust declaration.
12826 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12828 PR tree-optimization/69156
12829 * gimple.c (validate_type): Removed.
12830 (gimple_builtin_call_types_compatible_p): Use
12831 useless_type_conversion_p instead of validate_type.
12832 * value-prof.c (gimple_stringop_fixed_value): Fold
12833 icall_size to correct type.
12835 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12837 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12840 2016-01-13 Richard Henderson <rth@redhat.com>
12843 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12844 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12845 (ix86_builtin_tm_store): Remove.
12846 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12847 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12848 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12849 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12850 * doc/tm.texi: Rebuild.
12852 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12853 (BUILT_IN_TM_MEMCPY_RTWN): New.
12854 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12855 fallback from vector to integer helpers.
12856 (build_tm_load): Handle vector types directly, instead of
12858 (build_tm_store): Likewise.
12859 (expand_assign_tm): Prepare for register types not handled by
12860 the above. Copy them to memory and use memcpy.
12861 * tree.c (tm_define_builtin): New.
12862 (find_tm_vector_type): New.
12863 (build_tm_vector_builtins): New.
12864 (build_common_builtin_nodes): Call it.
12866 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12868 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12869 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12871 2016-01-13 Tom de Vries <tom@codesourcery.com>
12873 PR tree-optimization/69169
12874 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12875 handled_struct_type param.
12876 (create_variable_info_for, intra_create_variable_infos): Call
12877 create_variable_info_for_1 with extra arg.
12879 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12881 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12882 and "armv8.1-a+crc" entries.
12884 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12887 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12888 Change first operand predicate from register_or_constm1_operand
12889 to register_operand.
12890 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12891 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12892 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12893 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12894 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12895 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12896 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12897 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12898 comparison with constm1_rtx from vec_prefetch_gen part.
12900 2016-01-13 Richard Biener <rguenther@suse.de>
12902 PR tree-optimization/69013
12903 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12904 Exchange assert for a test.
12906 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12909 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12911 2016-01-13 Richard Biener <rguenther@suse.de>
12913 PR tree-optimization/69242
12914 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12915 assert with a check.
12917 2016-01-13 Richard Biener <rguenther@suse.de>
12919 PR tree-optimization/69186
12920 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12921 Properly guard vect_update_misalignment_for_peel call.
12923 2016-01-12 Jeff Law <law@redhat.com>
12925 PR tree-optimization/pr67755
12926 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12927 "need_profile_correction".
12928 (thread_block_1): Initialize new field to false by default. If we
12929 have multiple thread paths through a common joiner to different
12930 final targets, then set new field to true.
12931 (compute_path_counts): Only do count adjustment when it's really
12934 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12936 * doc/invoke.texi (Spec Files): Move section down in file, past
12937 all command-line option descriptions.
12939 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12941 PR middle-end/54809
12942 * doc/gty.texi: Remove documentation of mark_hook.
12943 * gengtype.c (struct write_types_data): Remove code to support
12944 mark_hook attribute.
12945 (walk_type): Likewise.
12946 (write_func_for_structure): Likewise.
12948 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12950 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12951 Directory Options, and -specs= to Overall Options.
12952 (Overall Options): Adjust similarly. Reorder to group related
12953 options together. Make -specs= cross-reference the spec file details.
12954 (Directory Options): Adjust similarly.
12956 2016-01-12 Jeff Law <law@redhat.com>
12958 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12960 2016-01-12 Olivier Hainque <hainque@adacore.com>
12962 * gcc.c (spec_undefvar_allowed): New global.
12963 (process_command): Set to true when running for --version or --help,
12965 (getenv_spec_function): When the variable is not defined, use the
12966 variable name as the variable value if we're allowed not to issue
12969 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12971 PR tree-optimization/68911
12972 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12973 information computed for expression "init + nit * step".
12975 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12977 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12978 about name of GCC executable. Remove deleted node from menu.
12979 (Directory Options) <-B>: Remove cross-reference to deleted node.
12980 (Target Options): Delete section.
12982 2016-01-12 Christian Bruel <christian.bruel@st.com>
12985 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12986 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12988 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12991 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12992 aligned_mem is properly set for AVX512-VL floating point masked
12996 * ifcvt.c (cond_exec_process_if_block): When removing the last
12997 insn from then_bb, remove also any possible barriers that follow it.
12999 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13003 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13004 (PTRDIFF_TYPE): Likewise.
13005 (WCHAR_TYPE): Likewise.
13006 (WCHAR_TYPE_SIZE): Likewise.
13007 (STDINT_LONG32): Likewise.
13009 2016-01-12 Richard Biener <rguenther@suse.de>
13011 PR tree-optimization/69053
13012 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13013 convert initial value for cond reductions.
13015 2016-01-12 Richard Biener <rguenther@suse.de>
13017 PR tree-optimization/69007
13018 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13019 widen_sum after dot_prod and sad.
13021 2016-01-12 Richard Biener <rguenther@suse.de>
13023 PR tree-optimization/69168
13024 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13025 pattern stmt SLP type.
13026 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13027 end up unused so cope with that case.
13029 2016-01-12 Richard Biener <rguenther@suse.de>
13031 PR tree-optimization/69157
13032 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13033 stmts def type only during analyze phase.
13034 (vectorizable_call): Likewise.
13035 (vectorizable_simd_clone_call): Likewise.
13036 (vectorizable_conversion): Likewise.
13037 (vectorizable_assignment): Likewise.
13038 (vectorizable_shift): Likewise.
13039 (vectorizable_operation): Likewise.
13040 (vectorizable_store): Likewise.
13041 (vectorizable_load): Likewise.
13043 2016-01-12 Richard Biener <rguenther@suse.de>
13045 PR tree-optimization/69174
13046 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13048 (vectorizable_load): Properly compute the number of loads needed
13049 for permuted strided SLP loads and do not spuriously assign
13050 to SLP_TREE_VEC_STMTS.
13052 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13054 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13055 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13056 (MD_EXEC_PREFIX): Remove.
13057 (MD_STARTFILE_PREFIX) Removee.
13058 (FILE_NAME_ABSOLUTE_P): Remove.
13059 (CPP_SPEC): Do not read macros from sys/version.h.
13060 (LINK_COMMAND_SPEC): Remove.
13061 (LOCAL_INCLUDE_DIR): Remove.
13062 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13063 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13064 (POST_LINK_SPEC): Define to invoke stubify after linker
13065 (LIBSTDCXX): Remove define
13066 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13067 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13068 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13069 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13070 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13071 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13072 (i386_djgpp_asm_named_section): Add propotype of new procedure
13074 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13075 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13076 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13077 in config/i386/djgpp.h).
13078 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13079 STANDARD_STARTFILE_PREFIX_1.
13080 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13081 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13082 installation errors.
13083 (MAX_OFILE_ALIGNMENT): Define to 128.
13084 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13086 * config/i386/djgpp.c: New file. Add implementation of
13087 i386_djgpp_asm_named_section.
13089 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13091 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13092 Add rule for building djgpp.o.
13094 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13096 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13097 (rtx_is_swappable_p): Reductions are swappable.
13098 (insn_is_swappable_p): V2DF reductions are swappable.
13100 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13102 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13103 reloads for other unsupported memory operands.
13105 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13106 Jim Wilson <jim.wilson@linaro.org>
13109 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13110 copy_to_mode_reg instead of force_reg.
13112 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13115 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13116 TARGET_80387 is true.
13118 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13121 * lra-eliminations.c (move_plus_up): Only move plus up
13122 if subreg of the constant can be simplified into constant
13123 and use the simplified subreg of the constant instead of
13124 the original constant.
13126 * fold-const.c (fold_convertible_p): Don't return true
13127 for conversion of VECTOR_TYPE to same sized integral type.
13128 (fold_convert_loc): Fix up formatting. Fold conversion of
13129 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13130 instead of NOP_EXPR.
13132 PR tree-optimization/69214
13133 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13134 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13137 PR tree-optimization/69207
13138 * tree-vect-slp.c (vect_get_constant_vectors): For
13139 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13140 fold_convertible_p to vector_type's element type, and always
13141 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13143 2016-01-11 Richard Biener <rguenther@suse.de>
13145 PR tree-optimization/69173
13146 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13147 fixup the cycle if all stmts are in a pattern.
13149 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13151 PR middle-end/68999
13152 * alias.c (base_alias_check): Move check for addresses with
13153 alignment ANDs before the call for compare_base_decls.
13154 (memrefs_conflict_p): Return -1 for different decls
13155 that went through alignment adjustments.
13157 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13159 PR rtl-optimization/68796
13160 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13161 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13162 and QImode comparisons against zero with CC_NZmode.
13163 * config/aarch64/iterators.md (short_mask): New mode_attr.
13165 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13167 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13168 (<avx512>_store<mode>_mask): Likewise.
13170 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13171 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13173 PR rtl-optimization/68841
13174 * ifcvt.c (struct noce_if_info): Add orig_x field.
13175 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13176 Don't record conflicts on to_rename if it's present.
13177 Allow memory destinations in sets.
13178 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13179 blocks, passing orig_x to the checks.
13180 (noce_process_if_block): Set if_info->orig_x appropriately.
13182 2016-01-11 Tom de Vries <tom@codesourcery.com>
13184 PR tree-optimization/69069
13185 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13187 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13189 PR rtl-optimization/68920
13190 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13191 of conditional moves for RTL if-conversion to 1 for
13192 TARGET_ONE_IF_CONV_INSN.
13193 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13194 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13195 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13196 parameter to restirct number of conditional moves for
13198 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13199 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13202 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13205 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13206 onepart vars. Fix typo in comment. Fix reversed condition in
13208 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13211 * var-tracking.c (dump_onepart_variable_differences): New.
13212 (dataflow_set_different): If a detailed dump is requested,
13213 delay early returns and dump differences between onepart
13214 variables present before and after, and added variables.
13216 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13219 * expr.c (expand_expr_real_1): For boolean vector constants
13220 with a scalar mode use const_scalar_mask_from_tree.
13221 (const_scalar_mask_from_tree): New.
13222 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13223 assigned to a mask type to handle constants.
13225 2016-01-11 Martin Jambor <mjambor@suse.cz>
13228 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13229 useless parameters if we cannot change function signature.
13231 2016-01-11 Martin Jambor <mjambor@suse.cz>
13234 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13237 2016-01-11 Tom de Vries <tom@codesourcery.com>
13239 PR tree-optimization/69109
13240 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13243 2016-01-11 Tom de Vries <tom@codesourcery.com>
13245 PR tree-optimization/69108
13246 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13247 res is not used in a phi.
13249 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13252 * common.opt (frandom-seed): Fix parameter name.
13253 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13255 2016-01-11 Tom de Vries <tom@codesourcery.com>
13257 PR tree-optimization/69058
13258 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13261 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13263 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13264 (mcode-density): Likewise.
13266 2016-01-10 Tom de Vries <tom@codesourcery.com>
13268 PR tree-optimization/69062
13269 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13270 (parallelize_loops): Don't paralelize loop that has phi with address
13273 2016-01-10 Tom de Vries <tom@codesourcery.com>
13275 PR tree-optimization/69039
13276 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13279 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13281 PR middle-end/68743
13282 * match.pd: Require target has function_c99_misc before doing
13283 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13285 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13287 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13289 * configure: Regenerate.
13291 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13293 PR middle-end/50865
13294 PR tree-optimization/69097
13295 * fold-const.h (expr_not_equal_to): New prototype.
13296 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13297 (expr_not_equal_to): New function.
13298 * match.pd (X % -Y is the same as X % Y): Don't optimize
13299 unless X is known not to be equal to minimum or Y is known
13300 not to be equal to -1.
13301 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13302 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13303 (simplify_stmt_using_ranges): Adjust caller.
13304 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13305 substitute_and_fold.
13307 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13309 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13312 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13314 PR tree-optimization/69167
13315 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13316 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13318 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13320 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13321 Richard Biener <rguenther@suse.de>
13323 PR tree-optimization/68707
13324 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13325 instances that can be handled via vect_load_lanes.
13327 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13329 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13330 if we can't determine address equivalence.
13331 * alias.c (compare_base_decl): Update for changed return value of
13332 symtab_node::equal_address_to.
13334 2016-01-08 Jason Merrill <jason@redhat.com>
13338 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13339 * expr.c (store_field): Not here.
13340 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13341 call with TREE_ADDRESSABLE type.
13342 * tree-cfg.c (verify_gimple_call): Adjust.
13344 2016-01-08 Olivier Hainque <hainque@adacore.com>
13346 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13349 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13351 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13352 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13353 (reduc_smin_v2sf): Rename to...
13354 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13355 (reduc_splus_v2sf): Rename to...
13356 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13358 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13360 PR tree-optimization/69162
13361 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13362 valist argument in another argument.
13363 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13364 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13365 to determine the va_list type, build a MEM_REF instead of
13366 build_fold_indirect_ref.
13368 PR tree-optimization/69172
13369 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13372 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13374 PR tree-optimization/67781
13375 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13376 and cmpnop in two steps: first the ones not accessed in original
13377 gimple expression in a endian independent way and then the ones not
13378 accessed in the final result in an endian-specific way.
13380 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13382 PR tree-optimization/69083
13383 * tree-vect-slp.c (vect_get_constant_vectors): For
13384 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13385 element type. If op is fold_convertible_p to vector_type's element
13386 type, use NOP_EXPR instead of VCE.
13388 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13390 PR rtl-optimization/67778
13391 PR rtl-optimization/68634
13392 PR rtl-optimization/68909
13393 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13394 block from the stack until done with it. Remove a superfluous
13395 bitmap set. Remove a superfluous bitmap test.
13397 2016-01-07 Martin Sebor <msebor@redhat.com>
13400 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13401 constraint on the type of arguments.
13403 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13405 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13406 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13407 unaligned_access on the gcc_options set.
13408 * config/arm/arm.c (arm_option_override_internal): Use
13409 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13411 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13414 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13415 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13417 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13420 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13423 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13424 depending on frame_pointer_needed before remaining integer and SSE
13425 registers are saved.
13427 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13430 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13432 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13435 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13436 Use the "xBm" constraint.
13437 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13439 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13440 (sse_cvtsi2ssq<round_name>): Likewise.
13441 (sse_cvtss2si<round_name>): Likewise.
13442 (sse_cvtss2siq<round_name>): Likewise.
13443 (sse2_cvtsi2sdq<round_name>): Likewise.
13444 (sse2_cvtsd2si<round_name>): Likewise.
13445 (sse2_cvtsd2siq<round_name>): Likewise.
13446 * config/i386/subst.md (round_nimm_scalar_predicate): New
13449 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13451 PR middle-end/67639
13452 * varasm.c (make_decl_rtl): Mark invalid register vars as
13455 PR rtl-optimization/66206
13456 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13457 All callers changed.
13459 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13461 PR tree-optimization/69141
13462 * tree-ssa-pre.c: Include langhooks.h.
13463 (eliminate_dom_walker::before_dom_children): Use
13464 lang_hooks.decl_printable_name instead of
13465 cgraph_node::get ()->name ().
13467 PR middle-end/68960
13468 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13469 it and DECL_ALIGN too.
13471 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13473 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13475 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13478 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13479 depending on frame_pointer_needed before remaining integer and SSE
13480 registers are saved.
13482 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13484 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13485 mode iterator with VSX_M2.
13486 (*p9_vecstore_<mode>): Likewise.
13487 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13488 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13489 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13490 (define_split for VSX_LE128 stores): Likewise.
13491 (define_peephole2 for TImode LE swaps): Likewise.
13492 (define_split for VSX_LE128 post-reload stores): Likewise.
13494 2016-01-06 Marek Polacek <polacek@redhat.com>
13497 * convert.c (convert_to_integer_1): Adjust call to
13498 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13499 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13500 EXPR instead of ARG.
13501 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13503 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13506 * doc/extend.texi (RL78 Variable Attributes): New section.
13508 2016-01-05 Marek Polacek <polacek@redhat.com>
13511 * builtins.c (get_memmodel): Use expansion point location rather than
13512 the input location. Call warning_at rather than warning.
13513 (expand_builtin_atomic_compare_exchange): Likewise.
13514 (expand_builtin_atomic_load): Likewise.
13515 (expand_builtin_atomic_store): Likewise.
13516 (expand_builtin_atomic_clear): Likewise.
13518 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13521 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13522 Replace nonimmediate_operand with vector_operand.
13523 * config/i386/predicates.md (vector_operand): New predicate.
13524 (general_vector_operand): Replace nonimmediate_operand with
13526 * config/i386/sse.md: Replace nonimmediate_operand with
13527 vector_operand and m constraint with Bm constraint on SSE
13528 patterns with 16-byte memory operand.
13529 * config/i386/subst.md (round_nimm_predicate): Replace
13530 nonimmediate_operand with vector_operand.
13531 (round_saeonly_nimm_predicate): Likewise.
13532 (round_saeonly_nimm_scalar_predicate): New.
13534 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13537 * config/i386/constraints.md (Bm): New constraint.
13538 * config/i386/predicates.md (vector_memory_operand): New
13540 * config/i386/sse.md: Replace xm with xBm in plusminus and
13541 any_logic patterns.
13543 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13546 * doc/extend.texi (V850 Function Attributes): New section.
13547 (V850 Variable Attributes): New section.
13549 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13552 * doc/extend.texi (MicroBlaze Function Attributes): Document
13553 interrupt_handler and fast_interrupt attributes.
13555 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13558 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13559 for local symbolic operands.
13560 * config/ia64/predicates.md (local_symbolic_operand64): New
13563 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13565 PR rtl-optimization/68651
13566 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13569 2016-01-05 Nathan Sidwell <nathan@acm.org>
13571 * alias.c (compare_base_decls): Use symtab_node::get.
13573 2016-01-05 Nick Clifton <nickc@redhat.com>
13576 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13577 secondary_reload_info structure.
13580 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13581 decls if weak support is available.
13583 2016-01-04 Martin Sebor <msebor@redhat.com>
13585 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13587 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13589 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13590 OPTION_MASK_P9_DFORM.
13592 * config/rs6000/constraints.md (wo constraint): New constraint for
13595 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13597 (rs6000_init_hard_regno_mode_ok): Likewise.
13599 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13602 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13603 expanders not to have constraints. Add support for ISA 3.0 xxperm
13604 instruction. Add support for fusing xxlor with xxperm.
13605 (altivec_vperm_<mode>_internal): Likewise.
13606 (altivec_vperm_v8hiv16qi): Likewise.
13607 (altivec_vperm_<mode>v16q): Likewise.
13608 (altivec_vperm_<mode>_uns): Likewise.
13609 (vperm_v8hiv4si): Likewise.
13610 (vperm_v16qiv8hi): Likewise.
13612 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13614 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13616 Update copyright years.
13618 * gcc.c (process_command): Update copyright notice dates.
13619 * gcov-dump.c (print_version): Ditto.
13620 * gcov.c (print_version): Ditto.
13621 * gcov-tool.c (print_version): Ditto.
13622 * gengtype.c (create_file): Ditto.
13623 * doc/cpp.texi: Bump @copying's copyright year.
13624 * doc/cppinternals.texi: Ditto.
13625 * doc/gcc.texi: Ditto.
13626 * doc/gccint.texi: Ditto.
13627 * doc/gcov.texi: Ditto.
13628 * doc/install.texi: Ditto.
13629 * doc/invoke.texi: Ditto.
13631 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13633 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13634 modes larger than TImode as TImode if NEON is not enabled.
13636 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13639 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13640 mode for %f0-%f31 only if TARGET_FPU.
13642 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13645 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13646 to compute the PACKED_P predicate.
13647 (function_arg_record_value): Minor tweaks.
13649 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13651 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13652 option for arm*-*-* targets.
13654 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13656 * doc/extend.texi (Common Function Attributes): Move docs for
13657 MSP430-specific attributes to....
13658 (MSP430 Function Attributes): ...here. Delete the redundant
13659 entries and copy-edit the remaining text.
13660 (MSP430 Variable Attributes): Use uniform format for index
13661 entries and add a cross-reference to the corresponding function
13664 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13666 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13668 (x86 Options): Likewise.
13670 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13674 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13675 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13676 to corresponding attribute.
13678 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13680 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13681 to correct alphabetization of table. Copy-edit and correct
13683 <stack_protect>: Likewise.
13684 <target_clones>: Likewise.
13686 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13687 Correct punctuation.
13688 (Code Gen Options) <-fno-plt>: Copy-edit.
13690 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13693 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13694 SI values. Explicitly convert SI to DI and vice-versa.
13696 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13698 PR tree-optimization/69070
13699 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13700 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13703 * ubsan.c (ubsan_instrument_float_cast): Call
13704 initialize_sanitizer_builtins.
13707 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13709 Copyright (C) 2016 Free Software Foundation, Inc.
13711 Copying and distribution of this file, with or without modification,
13712 are permitted in any medium without royalty provided the copyright
13713 notice and this notice are preserved.