1 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4 (visium_expand_copysign): Use gen_int_mode directly.
5 (visium_compute_frame_size): Minor tweaks.
7 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
9 * tree-vect-loop.c (vect_analyze_loop_2): Use
10 likely_max_stmt_executions_int.
12 2016-05-30 Tom de Vries <tom@codesourcery.com>
14 PR tree-optimization/69067
15 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
17 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21 New peepholes to remove unneeded fild/fistp pairs.
22 (define_peephole2 atomic_loaddi_fpu): Ditto.
24 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
26 * predict.c (maybe_hot_frequency_p): Avoid division.
28 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
30 * doc/install.texi: Use https for shop.fsf.org.
32 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
34 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
35 likely_max_stmt_executions_int.
37 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
39 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
40 likely_max_stmt_executions_int.
42 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
44 * profile.c (compute_branch_probabilities): Do not report hitrates
46 (branch_prob): Report hitrates here.
47 * predict.c (gimple_predict_edge): Do not assert profile status;
48 fix formatting issues.
50 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
52 * predict.c (edge_predicted_by_p): New function.
53 (predict_paths_for_bb): Do not put multiple predictions of the same type
56 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
58 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
61 2016-05-28 Alan Modra <amodra@gmail.com>
63 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
65 2016-05-28 Alan Modra <amodra@gmail.com>
67 PR rtl-optimization/71275
68 * ira.c (ira): Free dominance info.
70 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
72 * doc/sourcebuild.texi: New address for upstream Go repository.
74 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
76 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
77 (TARGET_ARM_V7M): Likewise.
79 2016-05-26 Jeff Law <law@redhat.com>
81 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
82 (thread_across_edge): Remove calls to find_jump_threads_backwards.
83 * passes.def: Add jump threading passes before DOM/VRP.
84 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
85 argument to a basic block from an edge. Remove tests which are
87 (pass_data_thread_jumps, class pass_thread_jumps): New.
88 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
89 (make_pass_thread_jumps): Likewise.
90 * tree-pass.h (make_pass_thread_jumps): Declare.
92 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
94 * config/visium/visium-protos.h (split_double_move): Rename into...
95 (visium_split_double_move): ...this.
96 (visium_split_double_add): Declare.
97 * config/visium/visium.c (split_double_move): Rename into...
98 (visium_split_double_move): ...this.
99 (visium_split_double_add): New function.
100 (visium_expand_copysign): Renumber operands for consistency.
101 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
102 (DFmode move splitter): Likewise.
103 (*addi3_insn): Split by means of visium_split_double_add.
104 (*adddi3_insn_flags): Delete.
105 (*plus_plus_sltu<subst_arith>): New insn.
106 (*subdi3_insn): Split by means of visium_split_double_add.
107 (subdi3_insn_flags): Delete.
108 (*minus_minus_sltu<subst_arith>): New insn.
109 (*negdi2_insn): Split by means of visium_split_double_add.
110 (*negdi2_insn_flags): Delete.
112 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
114 * configure.ac: Treat a --with-headers option without argument
115 the same as the default (i.e. consult sys-include directory).
116 * configure: Regenerate.
118 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
120 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
121 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
123 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
124 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
126 2016-05-27 Jiong Wang <jiong.wang@arm.com>
129 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
130 tree-stdarg analysis results.
131 (aarch64_setup_incoming_varargs): Likewise.
133 2016-05-27 Jiong Wang <jiong.wang@arm.com>
135 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
136 va_list_gpr_counter_field and va_list_fpr_counter_field.
138 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
141 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
142 * config/aarch64/aarch64.c
143 (aarch64_cannot_change_mode_class): Remove function.
144 * config/aarch64/aarch64-protos.h
145 (aarch64_cannot_change_mode_class): Remove.
147 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
149 * cfgloop.c (record_niter_bound): Record likely upper bounds.
150 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
151 get_likely_max_loop_iterations_int): New.
152 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
153 any_likely_upper_bound.
154 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
156 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
157 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
159 (unroll_loop_constant_iterations): Likewise.
160 (unroll_loop_runtime_iterations): Likewise.
161 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
162 * lto-streamer-out.c (output_cfg): Likewise.
163 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
165 (canonicalize_loop_induction_variables): Dump likely upper bounds.
166 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
167 (likely_max_loop_iterations): New.
168 (likely_max_loop_iterations_int): New.
169 (likely_max_stmt_executions): New.
170 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
171 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
172 likely_max_stmt_executions): Declare.
174 2016-05-27 Marek Polacek <polacek@redhat.com>
177 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
179 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
181 * config/s390/s390.md (2x risbg splitters): Use
182 reg_overlap_mentioned_p instead of rtx_equal_p.
184 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
186 * combine.c (make_compound_operation): Take known zero bits into
187 account when checking for possible zero_extend.
189 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
191 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
192 Use const_int_operand for operand 2 predicate. Simplify expand code
195 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
198 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
201 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
203 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
204 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
205 that returns CC_SESWPmode and CC_ZESWPmode.
206 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
208 (aarch64_rtx_costs): Likewise.
210 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
212 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
213 for ISA 3.0 min/max support.
214 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
215 conditional move support.
216 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
217 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
219 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
220 conditional moves where the comparison type is different from move
222 (fp_minmax): New code iterator for smin/smax.
223 (minmax): New code attributes for min/max.
225 (smax<mode>3): Combine min, max insns into one insn using the
226 fp_minmax code iterator. Add support for ISA 3.0 min/max
227 instructions that don't need -ffast-math.
228 (s<minmax><mode>3): Likewise.
229 (smax<mode>3_vsx): Likewise.
230 (smin<mode>3): Likewise.
231 (s<minmax><mode>3_vsx): Likewise.
232 (smin<mode>3_vsx): Likewise.
233 (pre-VSX min/max splitters): Likewise.
234 (s<minmax><mode>3_fpr): Likewise.
235 (movsfcc): Rewrite floating point conditional moves to combine
236 SFmode/DFmode into a single insn.
237 (mov<mode>cc): Likewise.
239 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
240 SFDF2 iterators to handle all combinations.
241 (fseldfsf4): Likewise.
242 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
243 (fseldfdf4): Likewise.
244 (fselsfdf4): Likewise.
245 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
246 comparison instructions that set a 0/-1 mask, and use it for
247 floating point conditional move via XXSEL.
248 (fpmask<mode>): Likewise.
249 (xxsel<mode>): Likewise.
250 * config/rs6000/predicates.md (min_max_operator): Delete, no
252 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
253 instructions that generate a 0/-1 mask for use with XXSEL.
254 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
255 say whether floating point min/max is available, either through
256 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
257 (TARGET_MINMAX_DF): Likewise.
259 2016-05-27 Alan Modra <amodra@gmail.com>
261 PR rtl-optimization/71275
262 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
263 for update_equiv_regs and combine_and_move_insns.
265 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
268 if_then_else or cond RTXes to calculate attribute value.
269 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
270 <attr "length_immediate>: Ditto.
271 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
272 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
273 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
274 <attr "type">: Ditto.
275 <attr "prefix_data16">: Ditto.
276 <attr "prefix_extra">: Ditto.
277 <attr "length_immediate">: Ditto.
278 <attr "prefix">: Ditto.
279 (vec_set<mode>_0) <attr "isa">: Ditto.
280 <attr "prefix_extra">: Ditto.
281 <attr "length_immediate">: Ditto.
282 <attr "prefix">: Ditto.
283 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
284 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
285 (sse2_storelpd) <attr "prefix_data16">: Ditto.
286 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
287 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
288 <attr "length_immediate">: Ditto.
289 <attr "prefix">: Ditto.
290 (sse2_movsd) <attr "length_immediate">: Ditto.
291 <attr "prefix">: Ditto.
292 (vec_concatv2df) <attr "isa">: Ditto.
293 <attr "prefix">: Ditto.
294 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
295 (*vec_extractv2di_1) <attr "isa">: Ditto.
296 <attr "type">: Ditto.
297 <attr "length_immediate">: Ditto.
298 <attr "prefix_rex">: Ditto.
299 <attr "prefix_extra">: Ditto.
300 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
301 <attr "prefix_extra">: Ditto.
302 <attr "length_immediate">: Ditto.
303 (vec_concatv2di) <attr "isa">: Ditto.
304 <attr "prefix_extra">: Ditto.
305 <attr "length_immediate">: Ditto.
306 <attr "prefix">: Ditto.
308 2016-05-26 Martin Liska <mliska@suse.cz>
310 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
312 (operator+): Likewise.
313 (operator-): Likewise.
314 (comp_cost::operator+=): Likewise.
315 (comp_cost::operator-=): Likewise.
316 (comp_cost::operator/=): Likewise.
317 (comp_cost::operator*=): Likewise.
318 (operator<): Likewise.
319 (operator==): Likewise.
320 (operator<=): Likewise.
322 (infinite_cost_p): Likewise.
323 (add_costs): Likewise.
324 (sub_costs): Likewise.
325 (compare_costs): Likewise.
326 (set_group_iv_cost): Use the newly introduced functions.
327 (get_address_cost): Likewise.
328 (get_shiftadd_cost): Likewise.
329 (force_expr_to_var_cost): Likewise.
330 (split_address_cost): Likewise.
331 (ptr_difference_cost): Likewise.
332 (difference_cost): Likewise.
333 (get_computation_cost_at): Likewise.
334 (determine_group_iv_cost_generic): Likewise.
335 (determine_group_iv_cost_address): Likewise.
336 (determine_group_iv_cost_cond): Likewise.
337 (autoinc_possible_for_pair): Likewise.
338 (determine_group_iv_costs): Likewise.
339 (cheaper_cost_pair): Likewise.
340 (iv_ca_recount_cost): Likewise.
341 (iv_ca_set_no_cp): Likewise.
342 (iv_ca_set_cp): Likewise.
343 (iv_ca_cost): Likewise.
344 (iv_ca_new): Likewise.
345 (iv_ca_dump): Likewise.
346 (iv_ca_narrow): Likewise.
347 (iv_ca_prune): Likewise.
348 (iv_ca_replace): Likewise.
349 (try_add_cand_for): Likewise.
350 (try_improve_iv_set): Likewise.
351 (find_optimal_iv_set): Likewise.
353 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
355 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
356 that internal functions will clobber all caller-saved registers.
358 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
360 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
361 Return a better case_values_threshold when optimizing.
363 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
365 * config/aarch64/aarch64-simd.md (aarch64_combinez):
366 Add ? to integer variant.
367 (aarch64_combinez_be): Likewise.
369 2016-05-26 Jakub Jelinek <jakub@redhat.com>
371 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
372 instead of x constraint.
373 (vcvtps2ph256<mask_name>): Likewise.
375 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
376 alternative. Formatting fix.
379 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
381 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
382 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
383 maybe_evex prefix instead of vex.
384 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
385 EXT_REX_SSE_REG_P (op0) case in the splitter.
387 2016-05-25 Jeff Law <law@redhat.com>
389 PR tree-optimization/71272
390 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
391 Update comments. Add test for empty path.
393 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
395 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
396 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
397 special case builtin.
398 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
399 code for ALTIVEC_BUILTIN_VEC_CMPNE.
400 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
401 for __builtin_vec_cmpne.
403 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
405 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
406 redundant test and bail out if the type of the new operand is not
407 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
409 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
412 (x_ix86_target_flags_explicit): Remove.
413 * config/i386/i386.c (ix86_function_specific_save): Do not copy
414 x_ix86_target_flags_explicit.
415 (ix86_function_specific_restore): Ditto.
417 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
418 H.J. Lu <hongjiu.lu@intel.com>
421 * common/config/i386/i386-common.c
422 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
423 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
424 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
425 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
426 (-mgeneral-regs-only): Add new option.
427 * config/i386/i386.c (ix86_option_override_internal): Don't enable
428 x87 instructions if only general registers are allowed.
429 (ix86_target_string): Add ix86_flags argument. Handle additional
430 flags options through ix86_flags argument. Update all callers.
431 * doc/invoke.texi: Document -mgeneral-regs-only.
433 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
435 PR rtl-optimization/66940
436 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
437 decrementing desired_val will not overflow before performing these
440 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
442 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
443 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
444 * config/i386/i386.c (enum ix86_builtins): Add
445 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
446 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
447 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
448 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
449 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
450 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
451 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
452 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
453 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
454 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
455 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
456 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
457 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
458 __builtin_ia32_cvtps2dq512_mask.
459 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
460 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
461 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
463 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
465 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
466 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
468 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
469 (avx512f_vec_pack_sfix_v8df): New define_expand.
470 (avx512f_roundpd512): Rename to ...
471 (avx512f_round<castmode>512): ... this. Change iterator.
472 (avx512f_roundps512_sfix): New define_expand.
473 (round<mode>2_sfix): Change iterator.
475 2016-05-25 Nick Clifton <nickc@redhat.com>
477 * config/msp430/msp430.c (msp430_attr): Produce an error if a
478 static interrupt handler is detected.
479 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
480 default linker script.
481 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
482 the low part of a symbolic pointer.
484 2016-05-25 Richard Biener <rguenther@suse.de>
486 PR tree-optimization/71261
487 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
488 interesting stmt instead of immediate uses when looking
489 for the use operand to replace.
491 2016-05-25 Martin Liska <mliska@suse.cz>
493 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
495 2016-05-25 Richard Biener <rguenther@suse.de>
497 PR tree-optimization/71264
498 * tree-vect-stmts.c (vect_init_vector): Properly deal with
501 2016-05-25 Martin Liska <mliska@suse.cz>
503 PR tree-optimization/71239
504 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
505 if DECL_SIZE is NULL.
507 2016-05-25 Richard Biener <rguenther@suse.de>
509 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
510 * tree-if-conv.c (pass_data_if_conversion): Use it.
512 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
514 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
515 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
516 * varpool.c (varpool_node::get_availability): Likewise.
518 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
520 * config/rs6000/altivec.md (VNEG iterator): New iterator for
521 VNEGW/VNEGD instructions.
522 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
523 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
524 support for ISA 3.0 VNEGW/VNEGD instructions.
526 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
528 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
529 pointers inside OACC_DATA regions.
530 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
531 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
532 (gimplify_adjust_omp_clauses): Fix typo in comment.
534 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
536 * config/rs6000/altivec.md (VParity): New mode iterator for vector
537 parity built-in functions.
538 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
540 (p9v_parity<mode>2): Likewise.
541 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
543 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
544 (parity<mode>2): ISA 3.0 expander for vector parity.
545 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
547 (BU_P9_64BIT_MISC_0): Likewise.
548 (BU_P9_MISC_0): Likewise.
549 (BU_P9V_AV_1): Likewise.
550 (BU_P9V_AV_2): Likewise.
551 (BU_P9V_AV_3): Likewise.
552 (BU_P9V_AV_P): Likewise.
553 (BU_P9V_VSX_1): Likewise.
554 (BU_P9V_OVERLOAD_1): Likewise.
555 (BU_P9V_OVERLOAD_2): Likewise.
556 (BU_P9V_OVERLOAD_3): Likewise.
557 (VCTZB): Add vector count trailing zeros support.
561 (VPRTYBD): Add vector parity support.
564 (VCTZ): Add overloaded vector count trailing zeros support.
565 (VPRTYB): Add overloaded vector parity support.
566 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
567 overloaded vector count trailing zeros and parity instructions.
568 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
569 vector parity support.
570 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
571 trailing zeros support.
572 (vec_cntlz): Likewise.
573 (vec_vctzb): Likewise.
574 (vec_vctzd): Likewise.
575 (vec_vctzh): Likewise.
576 (vec_vctzw): Likewise.
577 (vec_vprtyb): Add ISA 3.0 vector parity support.
578 (vec_vprtybd): Likewise.
579 (vec_vprtybw): Likewise.
580 (vec_vprtybq): Likewise.
581 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
582 the ISA 3.0 vector count trailing zeros and vector parity built-in
585 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
587 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
588 when there is stmt_to_insert.
590 2016-05-24 Martin Sebor <msebor@redhat.com>
593 * tree.h (complete_or_array_type_p): New inline function.
595 2016-05-24 Jakub Jelinek <jakub@redhat.com>
597 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
598 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
599 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
601 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
602 Limit 1st alternative to noavx isa, split 2nd alternative into one
603 noavx and one avx alternative, use *x and Bm in the former and
604 x and m in the latter.
606 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
607 of sse4 for the first alternative, drop %v from the template
608 and d operand modifier. Split second alternative into one sse4_noavx
609 and one avx alternative, use *x instead of *v in the former and v
610 instead of *v in the latter.
611 (*sse4_1_extractps): Use noavx isa instead of * for the first
612 alternative, drop %v from the template. Split second alternative into
613 one noavx and one avx alternative, use *x instead of *v in the
614 former and v instead of *v in the latter.
615 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
616 with noavx and the last one with avx.
617 (sse4_1_phminposuw): Guard first alternative with noavx isa,
618 split the second one into one noavx and one avx alternative,
619 use *x and Bm in the former and x and m in the latter one.
620 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
623 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
624 first two alternatives to noavx, use *x instead of *v in the second
625 one, add avx alternative without *.
626 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
627 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
628 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
630 2016-05-24 Jeff Law <law@redhat.com>
632 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
633 New function, extracted from...
634 (fsm_find_control_statement_thread_paths): Here. Use the new function.
635 Allow simple copies and constant initializations in the SSA chain.
637 2016-05-24 Marek Polacek <polacek@redhat.com>
640 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
643 2016-05-24 Jakub Jelinek <jakub@redhat.com>
646 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
647 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
648 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
649 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
650 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
652 2016-05-24 Richard Biener <rguenther@suse.de>
654 PR tree-optimization/71240
655 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
658 2016-05-24 Richard Biener <rguenther@suse.de>
660 PR tree-optimization/71230
661 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
663 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
665 * tree-vectorizer.h (vectorizable_comparison): Delete.
666 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
668 * tree-vect-stmts.c (vectorizable_call): Likewise.
669 (vectorizable_simd_clone_call): Likewise.
670 (vectorizable_conversion): Likewise.
671 (vectorizable_assignment): Likewise.
672 (vectorizable_shift): Likewise.
673 (vectorizable_operation): Likewise.
674 (vectorizable_load): Likewise.
675 (vectorizable_condition): Likewise.
676 (vectorizable_store): Likewise. Assert that we don't have
678 (vectorizable_comparison): Make static. Remove redundant
680 (vect_transform_stmt): Assert that we always have an slp_node
683 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
685 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
686 operands[2] against 1 with comparison against CONST1_RTX.
687 (<shift>di3_neon): Likewise.
688 * config/arm/predicates.md (const0_operand): Replace with comparison
691 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
693 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
694 operands[2] against 1 with comparison against CONST1_RTX.
697 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
702 (define_split above *compareqi_eq0): Likewise.
703 (define_split above "prologue"): Likewise.
704 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
705 * config/arm/predicates.md (shift_operator): Likewise.
706 (shift_nomul_operator): Likewise.
707 (sat_shift_operator): Likewise.
708 (thumb1_cmp_operand): Likewise.
709 (const_neon_scalar_shift_amount_operand): Replace manual range
711 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
712 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
714 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
716 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
717 with HOST_WIDE_INT_1.
719 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
720 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
721 (arm_canonicalize_comparison): Likewise.
722 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
724 (thumb1_size_rtx_costs): Likewise.
725 (vfp_const_double_index): Replace cast of 1 to unsigned
726 HOST_WIDE_INT with HOST_WIDE_INT_1U.
727 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
729 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
730 HOST_WIDE_INT with HOST_WIDE_INT_1U.
731 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
732 HOST_WIDE_INT with HOST_WIDE_INT_1.
734 2016-05-24 Marek Polacek <polacek@redhat.com>
736 * tree-cfg.h (should_remove_lhs_p): New predicate.
737 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
738 * gimplify.c (gimplify_modify_expr): Likewise.
739 * tree-cfg.c (verify_gimple_call): Likewise.
740 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
741 * gimple-fold.c: Include "tree-cfg.h".
742 (gimple_fold_call): Use should_remove_lhs_p.
744 2016-05-24 Richard Biener <rguenther@suse.de>
746 PR tree-optimization/71253
747 * cfganal.h (control_dependences): Make robust against edge
749 (control_dependences::control_dependences): Remove edge_list argument.
750 (control_dependences::get_edge): Remove.
751 (control_dependences::get_edge_src): Add.
752 (control_dependences::get_edge_dest): Likewise.
753 (control_dependences::m_el): Make a vector of edge src/dest index.
754 * cfganal.c (control_dependences::find_control_dependence): Adjust.
755 (control_dependences::control_dependences): Likewise.
756 (control_dependences::~control_dependence): Likewise.
757 (control_dependences::get_edge): Remove.
758 (control_dependences::get_edge_src): Add.
759 (control_dependences::get_edge_dest): Likewise.
760 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
762 (perform_tree_ssa_dce): Adjust.
763 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
765 (pass_loop_distribution::execute): Adjust. Do loop destroying
766 conditional on changed.
768 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
771 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
772 return. Reindent transformation comment and mention the ARM state
775 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
778 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
779 after build_and_add_sum creates new use stmt.
781 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
783 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
784 load_lanes/grouped_load classification comes first. Don't check
785 whether the vectorization factor is a multiple of the group size
788 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
790 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
791 GROUP_GAP for single-element interleaving.
792 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
795 2016-05-24 Richard Biener <rguenther@suse.de>
799 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
800 bases which are accessed with non-invariant indices.
801 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
802 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
804 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
807 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
808 (add_to_ops_vec): Add stmt_to_insert.
809 (add_repeat_to_ops_vec): Init stmt_to_insert.
810 (insert_stmt_before_use): New.
811 (transform_add_to_multiply): Remove mult_stmt insertion and add it
813 (get_ops): Init stmt_to_insert.
814 (maybe_optimize_range_tests): Likewise.
815 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
816 (rewrite_expr_tree_parallel): Likewise.
817 (reassociate_bb): Likewise.
819 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
822 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
823 ISA 3.0 xxperm fusion alternative.
824 (altivec_vperm_v8hiv16qi): Likewise.
825 (altivec_vperm_<mode>_uns_internal): Likewise.
826 (vperm_v8hiv4si): Likewise.
827 (vperm_v16qiv8hi): Likewise.
829 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
830 Kelvin Nilsen <kelvin@gcc.gnu.org>
832 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
833 vpermr/xxpermr on ISA 3.0.
834 (altivec_expand_vec_perm_le): Likewise.
835 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
836 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
839 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
841 * config/i386/i386.h (IS_STACK_MODE): Enable for
842 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
843 SSE_FLOAT_MODE_P macros.
844 * config/i386/i386.c (ix86_preferred_reload_class): Use
845 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
846 Cleanup regclass processing for CONST_DOUBLE_P.
847 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
848 (ix86_rtx_costs): Remove redundant TARGET_80387 check
849 with IS_STACK_MODE macro.
850 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
852 (*movdf_internal): Use IS_STACK_MODE macro.
853 (*movsf_internal): Ditto.
855 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
857 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
858 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
860 2016-05-23 Jeff Law <law@redhat.com>
862 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
864 (fsm_find_control_statement_thread_paths): Call it.
866 2016-05-23 Martin Jambor <mjambor@suse.cz>
869 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
870 from_global_constant if t is not NULL.
872 2016-05-23 Marek Polacek <polacek@redhat.com>
875 * common.opt (Wswitch-unreachable): New option.
876 * doc/invoke.texi: Document -Wswitch-unreachable.
877 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
880 2016-05-23 Bin Cheng <bin.cheng@arm.com>
882 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
883 TMR_INDEX is non-NULL.
885 2016-05-23 Richard Biener <rguenther@suse.de>
887 PR tree-optimization/71230
888 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
889 (try_special_add_to_ops): ... here. Always test for single-use.
891 2016-05-23 Martin Jambor <mjambor@suse.cz>
893 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
894 default block if a PHI node in the original one would be resized.
896 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
898 PR tree-optimization/58135
899 * tree-vect-slp.c: When group size is not multiple
900 of vector size, allow splitting of store group at
903 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
905 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
907 2016-05-22 Jakub Jelinek <jakub@redhat.com>
909 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
910 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
911 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
914 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
915 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
916 v constraint instead of x and vinserti32x4 insn.
918 * config/i386/sse.md (i128vldq): New mode iterator.
919 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
920 avx512dq and avx512vl alternatives.
922 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
923 constraint, use maybe_evex prefix instead of vex.
924 (vec_dupv4sf): Use v constraint instead of x for output
925 operand except for noavx alternative, use Yv constraint
926 instead of x for input. Use maybe_evex prefix instead of vex.
927 (*vec_dupv4si): Likewise.
928 (*vec_dupv2di): Likewise.
930 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
933 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
934 (linearize_expr_tree): Call try_special_add_to_ops.
935 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
937 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
939 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
940 to computed stack_usage.
942 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
945 * config/avr/avr.md (define_expand "mov<mode>"): If the source
946 operand is subreg (symbol_ref) then move the symbol ref to register.
948 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
950 * tree.c (array_at_struct_end_p): Look through MEM_REF.
952 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
955 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
958 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
960 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
961 ranges by calling get_single_symbol and tidy up. Look more closely
962 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
964 2016-05-20 Jeff Law <law@redhat.com>
966 * bitmap.c (bitmap_find_bit): Remove useless test.
968 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
970 * function.c (thread_prologue_and_epilogue_insns): Commit the
971 insertion of the epilogue.
973 2016-05-20 Martin Jambor <mjambor@suse.cz>
975 PR tree-optimization/70884
976 * tree-sra.c (initialize_constant_pool_replacements): Do not check
977 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
978 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
979 of constant pool data as a reason for scalarization.
981 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
983 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
985 (thumb1_expand_prologue): Likewise.
987 2016-05-20 Nathan Sidwell <nathan@acm.org>
989 * config/nvptx/nptx.c (nvptx_option_override): Only set
990 flag_toplevel_reorder, if not explicitly specified. Set
991 flag_no_common, unless explicitly specified.
993 2016-05-20 David Malcolm <dmalcolm@redhat.com>
995 * calls.c (can_implement_as_sibling_call_p): Mark param
996 reg_parm_stack_space with ATTRIBUTE_UNUSED.
998 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1000 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1001 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1002 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1004 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1005 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1008 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1010 * config/nvptx/nvptx.md (sincossf3): New pattern.
1012 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1014 * calls.c (maybe_complain_about_tail_call): New function.
1015 (initialize_argument_information): Call
1016 maybe_complain_about_tail_call when clearing *may_tailcall.
1017 (can_implement_as_sibling_call_p): Call
1018 maybe_complain_about_tail_call when returning false.
1019 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1020 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1021 if tail-call optimization fails.
1022 * cfgexpand.c (expand_call_stmt): Initialize
1023 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1024 * gimple-pretty-print.c (dump_gimple_call): Dump
1025 gimple_call_must_tail_p.
1026 * gimple.c (gimple_build_call_from_tree): Call
1027 gimple_call_set_must_tail with the value of
1028 CALL_EXPR_MUST_TAIL_CALL.
1029 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1030 (gimple_call_set_must_tail): New function.
1031 (gimple_call_must_tail_p): New function.
1032 * print-tree.c (print_node): Update printing of TREE_STATIC
1033 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1034 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1035 trailing comment listing applicable flags.
1036 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1038 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1040 * calls.c (expand_call): Move "Rest of purposes for tail call
1041 optimizations to fail" to...
1042 (can_implement_as_sibling_call_p): ...this new function, and
1043 split into multiple "if" statements.
1045 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1047 * cfgloop.h (expected_loop_iterations_unbounded,
1048 expected_loop_iterations): Unconstify.
1049 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1050 profile with known upper bound; return 3 when profile is absent.
1051 (expected_loop_iterations): Update.
1053 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1055 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1056 and get_max_loop_iterations_int.
1058 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1060 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1061 realistic upper bounds here.
1063 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1066 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1067 calls if the LHS is variable length or has addressable type.
1068 If targets[0]->decl is a noreturn call with void return type and
1069 zero arguments, adjust fntype and remove lhs in that case.
1071 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1073 PR tree-optimization/71079
1074 PR tree-optimization/71206
1075 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1077 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1079 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1080 (get_vec_alignment_for_array_decl): Likewise.
1081 (get_vec_alignment_for_record_decl): Likewise.
1082 (increase_alignment::execute): Move code to find alignment to
1083 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1084 (type_align_map): New hash_map.
1086 2016-05-20 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/29756
1089 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1090 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1091 * fold-const.c (operand_equal_p): Likewise.
1092 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1093 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1094 * tree-inline.c (estimate_operator_cost): Likewise.
1095 * tree-pretty-print.c (dump_generic_node): Likewise.
1096 * tree-ssa-operands.c (get_expr_operands): Likewise.
1097 * cfgexpand.c (expand_debug_expr): Likewise.
1098 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1099 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1100 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1101 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1102 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1103 (execute_update_addresses_taken): Do it.
1105 2016-05-20 Richard Biener <rguenther@suse.de>
1107 PR tree-optimization/71185
1108 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1109 register operations.
1111 2016-05-20 Richard Biener <rguenther@suse.de>
1113 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1114 gimple_seq_add_seq_without_update.
1115 (release_bb_predicate): Assert we have no operands to free.
1116 (if_convertible_loop_p_1): Calculate post dominators later.
1117 Do not free BB predicates here.
1118 (combine_blocks): Do not recompute BB predicates.
1119 (version_loop_for_if_conversion): Save BB predicates around
1122 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1124 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1125 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1126 code. Ignore sibcalls on EDGE_IGNORE edges.
1127 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1128 on edges for sibcalls that run without prologue. The rest of the
1129 function is combined from...
1130 (fix_fake_fallthrough_edge): ... this, and ...
1131 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1132 function argument, make it a local variable.
1134 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1136 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1137 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1138 for 32-bit mode and SEH for 64-bit.
1139 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1140 TARGET_64BIT_DEFAULT.
1142 2016-05-19 Ryan Burn <contact@rnburn.com>
1144 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1145 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1147 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1149 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1150 force pending loads from memory.
1152 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1154 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1155 (UNSPEC_DARN_32): New unspec constant.
1156 (UNSPEC_DARN_RAW): New unspec constant.
1157 (darn_32): New instruction.
1158 (darn_raw): New instruction.
1159 (darn): New instruction.
1160 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1161 support and documentation for this macro.
1162 (BU_P9_MISC_1): New macro definition.
1163 (BU_P9_64BIT_MISC_0): New macro definition.
1164 (BU_P9_MISC_0): New macro definition.
1165 (darn_32): New builtin definition.
1166 (darn_raw): New builtin definition.
1167 (darn): New builtin definition.
1168 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1169 RS6000_BUILTIN_0 directives to surround each occurrence of
1170 #include "rs6000-builtin.def".
1171 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1172 RS6000_BTM_64BIT flags to the returned mask, depending on
1174 (def_builtin): Correct an error in the assignments made to the
1175 debugging variable attr_string.
1176 (rs6000_expand_builtin): Add support for no-operand built-in
1178 (builtin_function_type): Remove fatal_error assertion that is no
1180 (rs6000_common_init_builtins): Add support for no-operand built-in
1182 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1184 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1186 (RS6000_BTM_64BIT): New macro definition.
1187 * doc/extend.texi: Document __builtin_darn (void),
1188 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1191 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1193 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1194 max_loop_iterations_int.
1196 2016-05-19 Marek Polacek <polacek@redhat.com>
1198 PR tree-optimization/71031
1199 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1200 condition and adjust the code a bit.
1202 2016-05-19 Martin Liska <mliska@suse.cz>
1204 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1205 auto_vec instead of vec.
1207 2016-05-19 Martin Liska <mliska@suse.cz>
1209 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1211 2016-05-19 Martin Liska <mliska@suse.cz>
1213 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1215 2016-05-19 Martin Liska <mliska@suse.cz>
1217 * ipa-pure-const.c (set_function_state): Remove an existing
1219 (remove_node_data): Do not free it as it's released
1220 in set_function_state.
1222 2016-05-19 Martin Liska <mliska@suse.cz>
1224 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1227 2016-05-19 Martin Liska <mliska@suse.cz>
1229 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1231 2016-05-19 Martin Liska <mliska@suse.cz>
1233 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1234 an auto_vec instead of re-creating it.
1236 2016-05-19 Martin Liska <mliska@suse.cz>
1238 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1239 auto_vec instead of vec.
1241 2016-05-19 Martin Liska <mliska@suse.cz>
1243 * lto-section-in.c (lto_get_section_data): Call
1244 lto_check_version with additional argument.
1245 * lto-streamer.c (lto_check_version): Add new argument.
1246 * lto-streamer.h (lto_check_version): Likewise.
1248 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1250 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1251 Don't add cost of inner memory when handling sign-extended loads.
1253 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1255 PR rtl-optimization/71148
1256 * cse.c (cse_main): Free dominance info.
1257 (rest_of_handle_cse): Don't free dominance info.
1258 (rest_of_handle_cse2): Likewise.
1259 (rest_of_handle_cse_after_global_opts): Likewise.
1261 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1264 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1265 NULL_TREE early if NEON is not available. Remove now redundant check
1266 in ARM_CHECK_BUILTIN_MODE.
1268 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1271 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1272 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1273 * doc/cpp.texi: Document new macros.
1275 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1277 PR tree-optimization/69848
1278 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1279 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1281 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1283 * function.c (thread_prologue_and_epilogue_insn): Move the
1284 "goto epilogue_done" one block later.
1286 2016-05-19 Richard Biener <rguenther@suse.de>
1288 PR tree-optimization/70729
1289 * passes.def: Move LIM pass before PRE. Remove no longer
1290 required copyprop and move first DCE out of the loop pipeline.
1292 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1295 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1296 (OBJS-libcommon-target): ...here.
1297 * opts-common.c: Include spellcheck.h.
1298 (cmdline_handle_error): Build a vec of valid options and use it
1299 to suggest provide hints for misspelled arguments.
1301 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1304 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1305 lhs if it has TREE_ADDRESSABLE type.
1307 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1310 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1311 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1313 2016-05-18 Martin Jambor <mjambor@suse.cz>
1316 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1317 input for NOP_EXPR pass-through functions.
1318 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1319 aggregate global constant VAR_DECLs in constant jump functions.
1321 2016-05-18 Martin Jambor <mjambor@suse.cz>
1324 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1325 from TREE_READONLY parameters.
1327 2016-05-18 Martin Jambor <mjambor@suse.cz>
1330 * cgraph.h (cgraph_indirect_call_info): New field
1331 guaranteed_unmodified.
1332 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1333 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1335 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1336 pass the parameter value to ipa_find_agg_cst_for_param.
1337 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1338 guaranteed_unmodified, store AA results there instead of bailing out
1340 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1341 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1342 (find_constructor_constant_at_offset): New function.
1343 (ipa_find_agg_cst_from_init): Likewise.
1344 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1345 static initializers of contants, report back through a new paameter
1346 from_global_constant if that was the case.
1347 (try_make_edge_direct_simple_call): Also pass parameter value to
1348 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1350 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1351 (ipa_read_indirect_edge_info): Likewise.
1352 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1353 (ipa_load_from_parm_agg): Likewise.
1355 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1357 PR rtl-optimization/71150
1358 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1361 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1364 * config/rs6000/constraints.md (wE constraint): New constraint
1365 for a vector constant that can be loaded with XXSPLTIB.
1366 (wM constraint): New constraint for a vector constant of a 1's.
1367 (wS constraint): New constraint for a vector constant that can be
1368 loaded with XXSPLTIB and a vector sign extend instruction.
1369 * config/rs6000/predicates.md (xxspltib_constant_split): New
1370 predicates for wE/wS constraints.
1371 (xxspltib_constant_nosplit): Likewise.
1372 (easy_vector_constant): Add support for constants that can be
1373 loaded via XXSPLTIB.
1374 (all_ones_constant): New predicate for vector constant with all
1376 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1377 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1378 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1379 instruction and possibly with a sign extension.
1380 (output_vec_const_move): Add support for XXSPLTIB. If we are
1381 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1382 instead of XXLXOR/XXLORC.
1383 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1385 (rs6000_legitimize_reload_address): Likewise.
1386 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1388 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1389 combine VSX_M and VSX_M2 into one iterator.
1391 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1392 (VSINT_842): Likewise.
1393 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1394 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1395 XXSPLTIB instruction.
1396 (xxspltib_<mode>_nosplit): Likewise.
1397 (xxspltib_<mode>_split): New insn to load up constants with
1398 XXSPLTIB and a sign extend instruction.
1399 (vsx_mov<mode>): Replace single move that handled all vector types
1400 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1401 moves (when -mvsx-timode is in effect) into the main vector
1402 moves. Eliminate separate moves for <VSr> <VSa>, where the
1403 preferred register class (<VSr>) is listed first, and the
1404 secondary register class (<VSa>) is listed second with a '?' to
1405 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1406 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1407 that if the register was involved in a slow operation, the
1408 clear/set operation does not wait for the slow operation to
1409 finish. Adjust the length attributes for 32-bit mode. Use
1410 rs6000_output_move_128bit and drop the use of the string
1411 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1412 spacing so that the alternatives and attributes don't generate
1413 long lines, and put things in columns, so that it is easier to
1414 match up the operands and attributes with the insn alternatives.
1415 (vsx_mov<mode>_64bit): Likewise.
1416 (vsx_mov<mode>_32bit): Likewise.
1417 (vsx_movti_64bit): Fold movti into normal vector moves.
1418 (vsx_movti_32bit): Likewise.
1419 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1421 (vsx_splat_v4si_internal): Likewise.
1422 (vsx_splat_v4sf_internal): Likewise.
1423 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1424 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1425 extend vector elements.
1426 (vsx_sign_extend_hi_<mode>): Likewise.
1427 (vsx_sign_extend_si_v2di): Likewise.
1428 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1430 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1431 constraints. Add trailing period to wL documentation.
1433 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1436 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1437 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1438 * tree-call-cdce.c: Include tree-dfa.h.
1439 (can_guard_call_p): New function, extracted from...
1440 (can_use_internal_fn): ...here.
1441 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1443 (shrink_wrap_one_built_in_call): Likewise.
1444 (use_internal_fn): Likewise.
1445 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1446 and return void. Call replace_abnormal_ssa_names.
1447 (pass_call_cdce::execute): Check can_guard_call_p during the
1448 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1449 will always change something.
1451 2016-05-18 Martin Jambor <mjambor@suse.cz>
1454 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1455 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1457 2016-05-18 Martin Jambor <mjambor@suse.cz>
1460 * ipa-inline.h (condition): New field size.
1461 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1462 for comaprison and store it into the new condition.
1463 (evaluate_conditions_for_known_args): Use condition size to check
1464 access sizes for all but CHANGED conditions.
1465 (unmodified_parm_1): New parameter size_p, store access size into it.
1466 (unmodified_parm): Likewise.
1467 (unmodified_parm_or_parm_agg_item): Likewise.
1468 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1469 (set_cond_stmt_execution_predicate): Extract access sizes and store
1471 (set_switch_stmt_execution_predicate): Likewise.
1472 (will_be_nonconstant_expr_predicate): Likewise.
1473 (will_be_nonconstant_predicate): Likewise.
1474 (inline_read_section): Stream condition size.
1475 (inline_write_summary): Likewise.
1477 2016-05-18 Richard Biener <rguenther@suse.de>
1479 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1480 condition cost to PHI cost instead of total_cost.
1482 2016-05-18 Martin Liska <mliska@suse.cz>
1485 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1488 2016-05-18 Richard Biener <rguenther@suse.de>
1490 * lto-streamer.h (LTO_major_version): Bump to 6.
1492 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1494 * function.c (make_split_prologue_seq, make_prologue_seq,
1495 make_epilogue_seq): New functions, factored out from...
1496 (thread_prologue_and_epilogue_insns): Here.
1498 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1500 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1501 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1502 of before. Add a comment.
1504 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1506 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1507 expression pointer, not pointer to the pointer.
1509 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1511 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1512 (avx2_pbroadcast<mode>): Add another alternative with v instead
1513 of x constraints in it, using <pbroadcast_evex_isa> isa.
1514 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1516 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1517 constraint x instead of v in second alternative, add avx512bw
1520 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1521 constraint x instead of v in second alternative, add avx512bw
1524 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1525 constraint x instead of v in second alternative, add avx512bw
1528 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1529 avx512bw alternative.
1531 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1533 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1535 (define_insn "*andnottf3"): Ditto.
1536 (define_insn "*<code><mode>3"/any_logic): Ditto.
1537 (define_insn "*<code>tf3"/any_logic): Ditto.
1538 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1539 operand to block AVX-512VL insn variant emit when it is not enabled.
1541 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1543 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1544 constraint fot SF mode.
1546 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1547 Kirill Yukhin <kirill.yukhin@intel.com>
1549 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1551 (define_insn "rsqrt14<mode>"): Ditto.
1552 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1553 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1554 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1555 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1556 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1558 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1559 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1560 * config/i386/i386.c (ix86_print_operand): Expand check for size
1561 override codes for Intel syntax.
1563 2016-05-18 Richard Biener <rguenther@suse.de>
1565 PR tree-optimization/71168
1566 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1567 initialization earlier.
1569 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1571 * config/aarch64/aarch64-simd.md
1572 (aarch64_reduc_plus_internal<mode>): Rename to...
1573 (reduc_plus_scal): ...This, and remove previous implementation.
1575 2016-05-18 Richard Biener <rguenther@suse.de>
1577 * passes.def: Put late dse and cd_dce in canonical order.
1579 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1581 * ipa-inline-transform.c (preserve_function_body_p): Look for
1582 first non-thunk clone.
1583 (save_function_body): Save into first non-thunk.
1584 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1586 (lto_output_node): Inline thunks don't need body in every
1588 * lto-streamer-in.c: Do not fixup thunk clones.
1589 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1591 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1594 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1597 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1598 (reassociate_bb): Call transform_add_to_multiply.
1600 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1602 * config/aarch64/aarch64.c (all_extensions): Removed unused
1605 2016-05-17 Nathan Sidwell <nathan@acm.org>
1607 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1608 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1610 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1612 PR tree-optimization/54579
1614 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1616 2016-05-17 Marek Polacek <polacek@redhat.com>
1619 * tree-inline.c (expand_call_inline): Call
1620 maybe_remove_unused_call_args.
1622 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1624 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1625 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1626 * doc/md.texi (fmin@var{m}3): Likewise.
1628 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1630 * match.pd (X & C): New transformation.
1632 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1634 * match.pd (~X & Y): New transformation.
1636 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1638 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1639 information for new SSA_NAME.
1640 (simplify_conversion_using_ranges): Get range through get_range_info
1641 instead of get_value_range.
1643 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1645 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1646 Remove inline assembly.
1647 (vmvn_s16): Likewise.
1648 (vmvn_s32): Likewise.
1649 (vmvn_u8): Likewise.
1650 (vmvn_u16): Likewise.
1651 (vmvn_u32): Likewise.
1652 (vmvnq_s8): Likewise.
1653 (vmvnq_s16): Likewise.
1654 (vmvnq_s32): Likewise.
1655 (vmvnq_u8): Likewise.
1656 (vmvnq_u16): Likewise.
1657 (vmvnq_u32): Likewise.
1658 (vmvn_p8): Likewise.
1659 (vmvnq_p16): Likewise.
1661 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1663 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1665 (vmul_n_s16): Likewise.
1666 (vmul_n_s32): Likewise.
1667 (vmul_n_u16): Likewise.
1668 (vmul_n_u32): Likewise.
1669 (vmulq_n_f32): Likewise.
1670 (vmulq_n_f64): Likewise.
1671 (vmulq_n_s16): Likewise.
1672 (vmulq_n_s32): Likewise.
1673 (vmulq_n_u16): Likewise.
1674 (vmulq_n_u32): Likewise.
1676 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1678 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1679 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1681 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1683 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1684 to *aarch64_fma4_elt_from_dup<mode>.
1685 (*aarch64_fnma4_elt_to_128df): Rename to
1686 *aarch64_fnma4_elt_from_dup<mode>.
1687 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1688 (vfms_n_f32): Likewise.
1689 (vfms_n_f64): Likewise.
1690 (vfmsq_n_f32): Likewise.
1691 (vfmsq_n_f64): Likewise.
1693 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1695 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1697 2016-05-17 Richard Biener <rguenther@suse.de>
1699 PR tree-optimization/71132
1700 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1701 Only add control dependences for blocks in the loop.
1702 (build_rdg): Adjust.
1703 (generate_code_for_partition): Return whether loop should
1704 be destroyed and delay that.
1705 (distribute_loop): Likewise.
1706 (pass_loop_distribution::execute): Record loops to be destroyed
1707 and perform delayed destroying of loops.
1709 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1712 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1714 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1716 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1718 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1721 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1722 insertion point for instructions generated by validize_mem.
1724 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1726 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1729 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1731 * config/aarch64/aarch64.c
1732 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1733 rather than a macro.
1735 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1737 * doc/invoke.texi (AArch64 Options): Various updates.
1739 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1741 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1742 into instrumentation thunks.
1743 * cif-code.def (CIF_CHKP): New.
1745 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1749 2016-05-16 Martin Jambor <mjambor@suse.cz>
1751 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1752 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1754 2016-05-16 Marek Polacek <polacek@redhat.com>
1756 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1759 2016-05-16 Martin Jambor <mjambor@suse.cz>
1762 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1763 the outlined kernel function.
1765 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1767 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1768 (ISA_HAS_DLSA): Ditto.
1770 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1772 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1774 2016-05-16 Nathan Sidwell <nathan@acm.org>
1776 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1777 (nvptx_name_replacement): Restore. Add comment.
1778 (write_fn_proto, write_fn_proto_from_insn,
1779 nvptx_output_call_insn): Restore
1780 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1782 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1784 * config/aarch64/aarch64.md
1785 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1786 (add<mode>3_compareC_imm): Likewise.
1787 (<optab>si3_uxtw): Split into register and immediate variants.
1788 (andsi3_compare0_uxtw): Likewise.
1789 (and<mode>3_compare0): Likewise.
1790 (and<mode>3nr_compare0): Likewise.
1791 (stack_protect_test_<mode>): Don't use %x for memory operands.
1793 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1795 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1797 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1799 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1800 Split integer shifts into shift_reg and bfm.
1801 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1802 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1803 (ror<mode>3_insn): Likewise.
1804 (<optab>si3_insn_uxtw): Likewise.
1805 (<optab><mode>3_insn): Change to rotate_imm.
1806 (extr<mode>5_insn_alt): Likewise.
1807 (extrsi5_insn_uxtw): Likewise.
1808 (extrsi5_insn_uxtw_alt): Likewise.
1810 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1812 * doc/tm.texi: Regenerate.
1813 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1814 (TARGET_INVALID_RETURN_TYPE): Remove.
1815 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1816 TARGET_INVALID_RETURN_TYPE.
1817 * target.def (invalid_parameter_type): Remove.
1818 (invalid_return_type): Remove.
1820 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1822 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1823 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1825 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1827 (preserve_function_body_p): No need to preserve function body
1828 * cif-codes.def (CIF_THUNK): Remove.
1829 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1831 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1833 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1835 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1837 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1840 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1842 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1843 (inline_small_functions): Do not look for function symbol when
1846 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1848 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1851 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1852 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1853 Jiong Wang <jiong.wang@arm.com>
1855 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1856 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1857 Define __ARM_FP16_ARGS when appropriate.
1858 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1860 (arm_invalid_return_type): Likewise.
1861 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1862 (TARGET_INVALID_RETURN_TYPE): Remove.
1863 (aapcs_vfp_sub_candidate): Allow HFmode.
1864 (aapcs_vfp_allocate): Add comment. Support HFmode.
1865 (aapcs_vfp_allocate_return_reg): Likewise.
1866 (struct aapcs_cp_arg_layout): Slightly reword comments for
1867 is_return_candidate and allocate_return_reg.
1868 (output_mov_vfp): Update assert.
1869 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1871 (arm_invalid_parameter_type): Remove.
1872 (amr_invalid_return_type): Remove.
1873 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1874 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1875 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1877 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1879 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1880 * config/aarch64/arch64-protos.h
1881 (aarch64_legitimize_reload_address): Remove.
1882 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1885 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1887 * configure.ac: Add ACX_NONCANONICAL_HOST.
1888 * configure: Regenerate.
1889 * Makefile.in: Set host_noncanonical.
1891 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/i386.md (*movtf_internal): Before register allocation,
1895 do not allow FP constants for CM_MEDIUM memory model, allow only
1896 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1897 (*movxf_internal): Ditto.
1898 (*movdf_internal): Ditto.
1899 (*movsf_internal): Ditto.
1901 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1903 PR rtl-optimization/67483
1904 * combine.c (make_compound_operation): Don't call extract_left_shift
1905 with negative shift amounts.
1907 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1910 * fold-const.c (fold_checksum_tree): Allow modification
1911 of TYPE_ALIAS_SET during folding.
1913 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1914 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1915 (ix86_split_to_parts): Likewise. Fix up formatting.
1917 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1919 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1920 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1923 2016-05-13 Nathan Sidwell <nathan@acm.org>
1925 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1926 (nvptx_name_replacement): Delete.
1927 (write_fn_proto, write_fn_proto_from_insn,
1928 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1929 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1930 * langhooks.c (add_builtin_funcction_common): Call
1931 targetm.mangle_decl_assembler_name.
1933 * config/nvptx/nvptx.c (write_fn_proto): Handle
1934 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1936 2016-05-13 Martin Liska <mliska@suse.cz>
1938 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1939 and PRIu64 in printf format.
1941 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1943 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1946 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1948 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1949 Change --param max-completely-peeled-times to
1950 --param max-completely-peel-times in dump file printing.
1952 2016-05-13 Richard Biener <rguenther@suse.de>
1954 PR tree-optimization/42587
1955 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1956 (find_bswap_or_nop_1): Likewise.
1957 (bswap_replace): Likewise.
1959 2016-05-13 Martin Liska <mliska@suse.cz>
1961 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1962 Initialize a variable with default value.
1964 2016-05-13 Martin Liska <mliska@suse.cz>
1966 * doc/invoke.texi: Enhance explanation of error recovery
1969 2016-05-13 Martin Liska <mliska@suse.cz>
1971 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1972 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1973 (iv_inv_expr_ent *).
1974 (struct iv_inv_expr_ent): Comment struct fields.
1975 (sort_iv_inv_expr_ent): New function.
1976 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1977 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1978 a hash_map between iv_inv_expr_ent and number of usages.
1979 (niter_for_exit): Fix coding style.
1980 (tree_ssa_iv_optimize_init): Use renamed variable.
1981 (determine_base_object): Fix coding style.
1982 (alloc_iv): Likewise.
1983 (find_interesting_uses_outside): Likewise.
1984 (add_candidate_1): Likewise.
1985 (add_standard_iv_candidates): Likewise.
1986 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1987 (prepare_decl_rtl): Fix coding style.
1988 (get_address_cost): Likewise.
1989 (get_shiftadd_cost): Likewise.
1990 (force_expr_to_var_cost): Likewise.
1991 (compare_aff_trees): Likewise.
1992 (get_expr_id): Restructure the function.
1993 (get_loop_invariant_expr_id): Renamed to
1994 get_loop_invariant_expr.
1995 (get_computation_cost_at): Replace usage of inv_expr_id with
1997 (get_computation_cost): Likewise.
1998 (determine_group_iv_cost_generic): Likewise.
1999 (determine_group_iv_cost_address): Likewise.
2000 (iv_period): Fix coding style.
2001 (iv_elimination_compare_lt): Likewise.
2002 (may_eliminate_iv): Likewise.
2003 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2005 (determine_group_iv_costs): Dump invariant expressions.
2006 (iv_ca_recount_cost): Use the newly added hash_map.
2007 (iv_ca_set_remove_invariants): Fix coding style.
2008 (iv_ca_set_add_invariants): Fix coding style.
2009 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2011 (iv_ca_set_cp): Likewise.
2012 (iv_ca_new): Initialize the newly added hash_map and remove
2013 initialization of fields.
2014 (iv_ca_free): Delete the hash_map.
2015 (iv_ca_dump): Dump invariant expressions.
2016 (iv_ca_extend): Fix coding style.
2017 (try_add_cand_for): Likewise.
2018 (create_new_ivs): Dump information about # of avg iterations and
2019 # of used invariant expressions.
2020 (rewrite_use_compare): Fix coding style.
2021 (free_loop_data): Set default value for max_inv_expr_id.
2023 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2025 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2026 returned value cse_cfg_altered computation.
2027 (rest_of_handle_cse2): Likewise.
2028 (rest_of_handle_cse_after_global_opts): Likewise.
2030 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2033 * config/arm/arm.c (arm32_output_mi_thunk): New.
2034 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2035 to split Thumb1 vs TARGET_32BIT functionality.
2036 (arm_thumb1_mi_thunk): New.
2038 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2040 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2043 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2046 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2048 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2050 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2051 (expand_builtin_trap): Emit a regular call.
2052 (set_builtin_user_assembler_name): Remove obsolete cases.
2053 * dse.c (scan_insn): Adjust.
2054 * except.c: Include calls.h.
2055 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2056 emit a regular call to setjmp.
2057 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2058 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2059 (emit_block_move_via_libcall): Delete.
2060 (block_move_fn): Delete.
2061 (init_block_move_fn): Likewise.
2062 (emit_block_move_libcall_fn): Likewise.
2063 (emit_block_op_via_libcall): New function.
2064 (set_storage_via_libcall): Tidy up and use memset builtin.
2065 (block_clear_fn): Delete.
2066 (init_block_clear_fn): Likewise.
2067 (clear_storage_libcall_fn): Likewise.
2068 (expand_assignment): Call emit_block_move_via_libcall.
2069 Do not include gt-expr.h.
2070 * expr.h (emit_block_op_via_libcall): Declare.
2071 (emit_block_copy_via_libcall): New inline function.
2072 (emit_block_move_via_libcall): Likewise.
2073 (emit_block_comp_via_libcall): Likewise.
2074 (block_clear_fn): Delete.
2075 (init_block_move_fn): Likewise.
2076 (init_block_clear_fn): Likewise.
2077 (emit_block_move_via_libcall): Likewise.
2078 (set_storage_via_libcall): Add default parameter value.
2079 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2080 (abort_libfunc): Delete.
2081 (memcpy_libfunc): Likewise.
2082 (memmove_libfunc): Likewise.
2083 (memcmp_libfunc): Likewise.
2084 (memset_libfunc): Likewise.
2085 (setbits_libfunc): Likewise.
2086 (setjmp_libfunc): Likewise.
2087 (longjmp_libfunc): Likewise.
2088 (profile_function_entry_libfunc): Likewise.
2089 (profile_function_exit_libfunc): Likewise.
2090 (gcov_flush_libfunc): Likewise.
2091 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2092 and DECL_VISIBILITY on the declaration.
2093 (init_optabs): Do not initialize obsolete libfuncs.
2094 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2095 * tree-core.h (ECF_RET1): Define.
2096 (ECF_TM_PURE): Adjust.
2097 (ECF_TM_BUILTIN): Likewise.
2098 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2099 (build_common_builtin_nodes): Initialize abort builtin.
2100 Add ECF_RET1 on memcpy, memmove and memset builtins.
2101 Pass final flags for alloca and alloca_with_align builtins.
2102 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2104 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2105 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2106 set_storage_via_libcall and call emit_block_copy_via_libcall.
2108 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2111 DImode before it is passed to ix86_output_call_operand.
2112 (*call_value_got_x32): Ditto for operand 1.
2114 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2116 PR rtl-optimization/70904
2117 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2118 reload for wide mode.
2120 2016-05-12 Marek Polacek <polacek@redhat.com>
2123 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2124 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2125 * langhooks.h (incomplete_type_error): Likewise.
2126 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2127 parameter, pass it down to incomplete_type_error.
2128 * tree.h (size_in_bytes): New inline overload.
2129 (size_in_bytes_loc): Renamed from size_in_bytes.
2131 2016-05-12 Richard Biener <rguenther@suse.de>
2133 PR tree-optimization/71059
2134 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2135 nary before looking up or entering the expression into the VN
2137 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2138 Make sure to re-use NARYs without result as inserted by
2141 2016-05-12 Richard Biener <rguenther@suse.de>
2143 PR tree-optimization/71062
2144 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2146 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2147 vars_contains_restrict if the var is a restrict tag.
2148 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2149 do not disambiguate pointers against it.
2150 (dump_points_to_solution): Re-structure and adjust for new
2151 vars_contains_restrict flag.
2152 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2154 2016-05-12 Martin Liska <mliska@suse.cz>
2156 * doc/invoke.texi: Explain connection between
2157 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2159 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2161 PR tree-optimization/71006
2162 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2163 consider COND_EXPR as a mask producer.
2165 2016-05-12 Marek Polacek <polacek@redhat.com>
2168 * opts.c (common_handle_option): Detect missing argument for --help^.
2170 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2173 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2174 when popping the PC and within an interrupt handler routine.
2175 Add missing tab to output of "ldmfd".
2176 (output_return_instruction): Output LDMFD with SP update rather
2177 than POP when returning from interrupt handler.
2179 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2181 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2182 TARGET_64BIT && TARGET_AVX512DQ.
2183 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2184 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2185 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2186 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2187 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2188 (*vec_extractv4si_zext): Add avx512dq alternative.
2189 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2190 use v instead of x constraint in other alternatives where possible.
2192 * config/i386/sse.md (sse2_loadld): Use v instead of x
2193 constraint in alternatives 0,1,4.
2195 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2196 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2197 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2200 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2201 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2202 is not emitted unless TARGET_AVX512BW.
2203 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2204 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2205 for the result operand.
2207 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2208 constraint instead of x in avx alternatives. Use maybe_evex instead
2211 * config/i386/constraints.md (Yv): New constraint.
2212 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2213 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2214 * config/i386/i386.md (avx512fvecmode): New mode attr.
2215 (*pushtf): Use v constraint instead of x.
2216 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2217 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2218 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2219 (*absnegtf2_sse): Likewise.
2220 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2221 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2222 avx512f alternatives.
2223 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2225 2016-05-12 Richard Biener <rguenther@suse.de>
2227 PR tree-optimization/71060
2228 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2229 require exact match of DR_BASE_OBJECT but only matching address and
2232 2016-05-12 Richard Biener <rguenther@suse.de>
2234 PR tree-optimization/70986
2235 * cfganal.c: Include cfgloop.h.
2236 (dfs_find_deadend): Prefer to take edges exiting loops.
2238 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2240 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2241 compile and run time.
2243 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2246 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2248 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.c (legitimize_pic_address): Use
2251 copy_to_suggested_reg instead of gen_movsi.
2253 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2255 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2256 the code into quad_address_p and call it to share code with
2257 vsx_quad_dform_memory_operand.
2258 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2260 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2261 bit instead of being a separate word. Split -mpower9-dform into
2262 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2263 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2264 for the register class supporting 128-bit quad word memory offsets.
2265 (mode_supports_vsx_dform_quad): Helper function to return if the
2266 register class uses quad word memory offsets.
2267 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2268 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2269 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2270 instructions are enabled, set up the appropriate addr_masks for
2272 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2273 -mpower9-dform-scalar, instead of -mpower9-dform.
2274 (rs6000_option_override_internal): Split -mpower9-dform into two
2275 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2276 -mpower9-dform switch sets or clears both. If we are not using
2277 the LRA register allocator, do not enable -mpower9-dform-vector by
2278 default. If we are using LRA, enable -mpower9-dform-vector and
2279 -mvsx-timode if it is appropriate. Issue a warning if either
2280 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2282 (quad_address_offset_p): New helper function to return if the
2283 offset is legal for quad word memory instructions.
2284 (quad_address_p): New function to determin if GPR or vector
2285 register quad word memory addresses are legal.
2286 (mem_operand_gpr): Validate quad word address offsets.
2287 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2288 d-form (register + offset) instructions.
2289 (offsettable_ok_by_alignment): Likewise.
2290 (rs6000_legitimate_offset_address_p): Likewise.
2291 (legitimate_lo_sum_address_p): Likewise.
2292 (rs6000_legitimize_address): Likewise.
2293 (rs6000_legitimize_reload_address): Add more debug statements for
2295 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2296 d-form instructions.
2297 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2298 d-form instructions. Distinguish different cases in debug
2299 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2300 d-form instructions.
2301 (rs6000_preferred_reload_class): Likewise.
2302 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2303 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2304 of the ISA 2.06 indexed memory instructions.
2305 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2306 use them to save/restore the saved vector registers instead of
2307 using Altivec instructions.
2308 (rs6000_emit_epilogue): Likewise.
2309 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2310 (rs6000_opt_masks): Split -mpower9-dform into
2311 -mpower9-dform-scalar and -mpower9-dform-vector.
2312 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2314 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2315 ISA 3.0 vector indexed memory instructions, and fold the code into
2316 the normal mov<mode> patterns.
2317 (p9_vecstore_<mode>): Likewise.
2318 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2320 (vsx_movti_64bit): Likewise.
2321 (vsx_movti_32bit): Likewise.
2322 * config/rs6000/constraints.md (wO constraint): New constraint for
2323 ISA 3.0 vector d-form support.
2324 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2325 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2326 include -mpower9-dform-vector until we switch over to LRA.
2327 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2328 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2329 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2330 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2331 for -mpower9-dform and -mlra.
2332 * doc/md.texi (wO constraint): Document wO constraint.
2334 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2336 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2337 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2338 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2339 Move handling of non-insn arguments inline into the sole user:
2340 (output_trans_func): ...here.
2341 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2342 in emitted function prototype.
2343 (output_internal_insn_latency_func): Ditto. Simplify.
2344 (output_internal_maximal_insn_latency_func): Ditto. Delete
2345 always-unused argument.
2346 (output_insn_latency_func): Ditto.
2347 (output_maximal_insn_latency_func): Ditto.
2349 2016-05-11 Richard Biener <rguenther@suse.de>
2351 PR tree-optimization/71055
2352 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2353 sth with precision not equal to access size verify we don't chop
2356 2016-05-11 Richard Biener <rguenther@suse.de>
2359 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2360 (dwarf2out_finish): Move retry_incomplete_types call ...
2361 (dwarf2out_early_finish): ... here.
2363 2016-05-11 Richard Biener <rguenther@suse.de>
2366 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2367 if the langhook insists on it.
2368 * fold-const.c (make_bit_field_ref): Add arg for the original
2369 reference and preserve its alias-set.
2370 (decode_field_reference): Take exp by reference and adjust it
2371 to the original memory reference.
2372 (optimize_bit_field_compare): Adjust callers.
2373 (fold_truth_andor_1): Likewise.
2374 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2376 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2379 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2380 * cfgrtl.c (delete_insn_and_edges): Likewise.
2381 * config/i386/i386.c (convert_scalars_to_vector): Remove
2383 * cse.c (cse_insn): Compute cse_cfg_altered.
2384 (delete_trivially_dead_insns): Likewise.
2385 (cse_cc_succs): Likewise.
2386 (rest_of_handle_cse): Free dominance info if required.
2387 (rest_of_handle_cse2): Likewise.
2388 (rest_of_handle_cse_after_global_opts): Likewise.
2390 2016-05-11 Alan Modra <amodra@gmail.com>
2392 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2393 abi_v4_pass_in_fpr): New functions.
2394 (rs6000_function_arg_boundary): Exclude complex IBM long double
2395 from 64-bit alignment when ABI_V4.
2396 (rs6000_function_arg, rs6000_function_arg_advance_1,
2397 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2399 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2401 PR rtl-optimization/71028
2402 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2403 jump with just a return in the fallthrough block if the branch
2404 block contains just a return as well.
2406 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2408 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2409 * match.pd ((X & Y) ^ Y): ... this.
2410 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2411 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2413 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2415 * read-md.c (require_char_ws): New function.
2416 (read_string): Simplify using require_char_ws.
2417 (handle_constants): Likewise.
2418 (handle_enum): Likewise.
2419 (handle_file): Likewise.
2420 * read-md.h (require_char_ws): New declaration.
2421 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2422 (read_mapping): Likewise.
2423 (read_rtx_code): Likewise.
2424 (read_nested_rtx): Likewise.
2426 2016-05-10 James Norris <jnorris@codesourcery.com>
2428 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2429 if offloading is enabled and -fopenacc or -fopenmp is specified.
2430 (CRTOFFLOADEND): Likewise.
2431 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2432 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2434 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2437 gotoff_operand code paths. Use copy_to_suggested_regs and
2438 expand_simple_binop where appropriate. Cleanup.
2440 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2443 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2445 (dimode_scalar_chain::vector_const_cost): New.
2446 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2447 (dimode_scalar_chain::convert_op): Likewise.
2448 (dimode_scalar_chain::convert_insn): Likewise.
2450 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2452 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2453 unary operation, not a binary one.
2455 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2458 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2459 calls with type casted fndecl.
2461 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2463 PR tree-optimization/70786
2464 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2465 * calls.c (initialize_argument_information): Bind bounds
2466 with corresponding args passed by reference.
2468 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2471 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2472 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2473 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2476 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2479 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2480 code for a zero scale factor.
2481 (vsx_xvcvdpuxds_scale): Likewise.
2483 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2485 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2486 if show_ruler_p was set on the context.
2487 (layout::show_ruler): New method.
2488 * diagnostic.h (struct diagnostic_context): Add field
2491 2016-05-10 Richard Biener <rguenther@suse.de>
2493 PR tree-optimization/71039
2494 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2495 (chk_uses): New function.
2496 (propagate_with_phi): Verify we can safely replicate the lhs of an
2497 aggregate assignment on all incoming edges.
2499 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2501 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2503 (rx_atomic_sequence): New class.
2504 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2505 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2507 (rx_atomic_sequence::rx_atomic_sequence,
2508 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2509 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2510 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2511 CTRLREG_INTB): New constants.
2512 (FETCHOP): New code iterator.
2513 (fethcop_name, fetchop_name2): New iterator code attributes.
2514 (QIHI): New mode iterator.
2515 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2516 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2517 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2519 2016-05-10 Martin Liska <mliska@suse.cz>
2521 * tree-inline.c (remap_dependence_clique): Do not remap
2522 debugging statements.
2524 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2526 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2527 ("*fixuns_truncdfdi2_z13")
2528 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2529 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2530 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2532 2016-05-10 Richard Biener <rguenther@suse.de>
2534 PR tree-optimization/70497
2535 PR tree-optimization/28367
2536 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2538 (visit_reference_op_load): ... here.
2539 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2540 with simplified BIT_FIELD_REFs.
2541 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2542 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2545 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2547 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2548 documentation comment. For BLOCK nodes, add a
2549 DW_AT_abstract_origin attribute that points to the DIE generated
2550 for the origin BLOCK.
2551 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2552 blocks from inlined functions.
2554 2016-05-10 Alan Modra <amodra@gmail.com>
2557 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2558 regrename modifying insns saving lr before __morestack call.
2559 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2560 insns restoring lr after __morestack call.
2562 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2564 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2565 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2567 * config/i386/sse.md (vec_interleave_high<mode>,
2568 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2569 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2571 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2573 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2574 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2575 parallel reassociation for power8 and forward.
2577 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386.md (absneg splitters with general regs): Use
2580 general_reg_operand predicate.
2581 (btsq peephole2): Use x86_64_immediate_operand to check if new
2582 value is suitable for immediate operand. Generate emitted insn
2583 using RTL expressions.
2584 (btcq peephole2): Ditto.
2585 (btrq peephole2): Ditto. Generate correct immediate operand
2588 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2590 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2593 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2595 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2596 pointer dereference.
2598 2016-05-09 Richard Biener <rguenther@suse.de>
2600 PR tree-optimization/70985
2601 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2602 op0 isn't a gimple register.
2604 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2606 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2607 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2608 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2609 (i6400_fpu_mult): New cpu units.
2610 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2611 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2612 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2613 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2614 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2615 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2616 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2617 (i6400_msa_long_float4, i6400_msa_long_float5)
2618 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2619 (i6400_msa_fdiv_sf): New reservations.
2620 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2621 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2622 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2623 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2624 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2625 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2626 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2627 (msa_short_store4, msa_long_load, msa_short_store)
2628 (msa_long_logic, msa_long_float2, msa_long_float4)
2629 (msa_long_float5, msa_long_float8, msa_long_mult)
2630 (msa_long_fdiv, msa_long_div): New reservations.
2632 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2633 Sameera Deshpande <sameera.deshpande@imgtec.com>
2634 Matthew Fortune <matthew.fortune@imgtec.com>
2635 Graham Stott <graham.stott@imgtec.com>
2636 Chao-ying Fu <chao-ying.fu@imgtec.com>
2638 * config.gcc: Add MSA header file for mips*-*-* target.
2639 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2640 (Ubv8i, Urv8): New constraints.
2641 * config/mips/mips-ftypes.def: Add function types for MSA
2643 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2644 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2645 * config/mips/mips-msa.md: New file.
2646 * config/mips/mips-protos.h
2647 (mips_split_128bit_const_insns): New prototype.
2648 (mips_msa_idiv_insns): Likewise.
2649 (mips_split_128bit_move): Likewise.
2650 (mips_split_128bit_move_p): Likewise.
2651 (mips_split_msa_copy_d): Likewise.
2652 (mips_split_msa_insert_d): Likewise.
2653 (mips_split_msa_fill_d): Likewise.
2654 (mips_expand_msa_branch): Likewise.
2655 (mips_const_vector_same_val_p): Likewise.
2656 (mips_const_vector_same_bytes_p): Likewise.
2657 (mips_const_vector_same_int_p): Likewise.
2658 (mips_const_vector_shuffle_set_p): Likewise.
2659 (mips_const_vector_bitimm_set_p): Likewise.
2660 (mips_const_vector_bitimm_clr_p): Likewise.
2661 (mips_msa_vec_parallel_const_half): Likewise.
2662 (mips_msa_output_division): Likewise.
2663 (mips_ldst_scaled_shift): Likewise.
2664 (mips_expand_vec_cond_expr): Likewise.
2665 * config/mips/mips.c (enum mips_builtin_type): Add
2666 MIPS_BUILTIN_MSA_TEST_BRANCH.
2667 (mips_gen_const_int_vector_shuffle): New prototype.
2668 (mips_const_vector_bitimm_set_p): New function.
2669 (mips_const_vector_bitimm_clr_p): Likewise.
2670 (mips_const_vector_same_val_p): Likewise.
2671 (mips_const_vector_same_bytes_p): Likewise.
2672 (mips_const_vector_same_int_p): Likewise.
2673 (mips_const_vector_shuffle_set_p): Likewise.
2674 (mips_symbol_insns): Forbid loading symbols via immediate for
2676 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2678 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2680 (mips_lx_address_p): Add support load indexed address for MSA.
2681 (mips_address_insns): Add calculation of instructions needed for
2682 stores and loads for MSA.
2683 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2684 CONST_VECTOR for MSA and let it fall through.
2685 (mips_ldst_scaled_shift): New function.
2686 (mips_subword_at_byte): Likewise.
2687 (mips_msa_idiv_insns): Likewise.
2688 (mips_legitimize_move): Validate MSA moves.
2689 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2690 calculation of costs for MSA division.
2691 (mips_split_move_p): Check if MSA moves need splitting.
2692 (mips_split_move): Split MSA moves if necessary.
2693 (mips_split_128bit_move_p): New function.
2694 (mips_split_128bit_move): Likewise.
2695 (mips_split_msa_copy_d): Likewise.
2696 (mips_split_msa_insert_d): Likewise.
2697 (mips_split_msa_fill_d): Likewise.
2698 (mips_output_move): Handle MSA moves.
2699 (mips_expand_msa_branch): New function.
2700 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2701 Reinstate 'y' modifier.
2702 (mips_file_start): Add MSA .gnu_attribute.
2703 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2705 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2706 (mips_class_max_nregs): Add register size for MSA supported mode.
2707 (mips_cannot_change_mode_class): Allow conversion between MSA
2708 vector modes and TImode.
2709 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2711 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2712 (mips_preferred_simd_mode): Add preffered modes for MSA.
2713 (mips_vector_mode_supported_p): Add MSA supported modes.
2714 (mips_autovectorize_vector_sizes): New function.
2715 (mips_msa_output_division): Likewise.
2716 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2717 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2718 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2719 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2720 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2721 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2722 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2723 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2724 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2725 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2726 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2727 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2728 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2729 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2730 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2731 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2732 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2733 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2734 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2735 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2736 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2737 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2738 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2739 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2740 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2741 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2742 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2743 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2744 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2745 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2746 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2747 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2748 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2749 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2750 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2751 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2752 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2753 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2754 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2755 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2756 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2757 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2758 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2759 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2760 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2761 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2762 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2763 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2764 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2765 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2766 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2767 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2768 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2769 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2770 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2771 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2772 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2773 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2774 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2775 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2776 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2777 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2778 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2779 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2780 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2781 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2782 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2783 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2784 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2785 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2786 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2787 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2788 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2789 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2790 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2791 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2792 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2793 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2794 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2795 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2796 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2797 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2798 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2799 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2800 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2801 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2802 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2803 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2804 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2805 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2806 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2807 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2808 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2809 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2810 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2811 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2812 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2813 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2814 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2815 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2816 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2817 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2818 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2819 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2820 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2821 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2822 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2823 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2824 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2825 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2826 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2827 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2828 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2829 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2830 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2831 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2832 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2833 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2834 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2835 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2836 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2837 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2838 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2839 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2840 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2841 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2842 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2843 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2844 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2845 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2846 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2847 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2848 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2849 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2850 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2851 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2852 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2853 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2854 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2855 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2856 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2857 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2858 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2859 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2860 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2861 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2862 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2863 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2864 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2865 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2866 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2868 (mips_get_builtin_decl_index): New array.
2869 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2870 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2871 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2872 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2873 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2875 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2877 (mips_expand_builtin_insn): Prepare operands for
2878 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2879 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2880 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2881 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2882 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2883 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2884 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2885 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2886 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2887 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2888 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2889 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2890 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2891 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2892 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2893 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2894 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2895 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2896 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2897 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2898 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2899 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2900 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2901 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2902 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2903 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2904 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2905 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2906 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2907 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2908 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2909 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2910 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2911 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2912 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2913 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2914 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2915 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2916 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2917 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2918 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2919 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2920 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2921 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2922 These are set implicitly and an error is reported if overridden.
2923 (mips_expand_builtin_msa_test_branch): New function.
2924 (mips_expand_msa_shuffle): Likewise.
2925 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2926 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2927 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2928 (mips_expand_vec_unpack): Add support for MSA.
2929 (mips_expand_vector_init): Likewise.
2930 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2931 instead of const0_rtx.
2932 (mips_msa_vec_parallel_const_half): New function.
2933 (mips_gen_const_int_vector): Likewise.
2934 (mips_gen_const_int_vector_shuffle): Likewise.
2935 (mips_expand_msa_cmp): Likewise.
2936 (mips_expand_vec_cond_expr): Likewise.
2937 * config/mips/mips.h
2938 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2939 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2941 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2942 (ISA_HAS_MSA): New macro.
2943 (UNITS_PER_MSA_REG): Likewise.
2944 (BITS_PER_MSA_REG): Likewise.
2945 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2946 (MSA_REG_FIRST): New macro.
2947 (MSA_REG_LAST): Likewise.
2948 (MSA_REG_NUM): Likewise.
2949 (MSA_REG_P): Likewise.
2950 (MSA_REG_RTX_P): Likewise.
2951 (MSA_SUPPORTED_MODE_P): Likewise.
2952 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2953 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2954 * config/mips/mips.md: Include mips-msa.md.
2955 (alu_type): Add simd_add.
2956 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2957 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2958 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2959 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2960 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2961 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2962 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2963 simd_move, simd_load, simd_store. Choose "multi" for moves
2965 (qword_mode): New attribute.
2966 (insn_count): Add instruction count for quad moves.
2967 Increase the count for MIPS SIMD division.
2968 (UNITMODE): Add UNITMODEs for vector types.
2969 (addsub): New code iterator.
2970 * config/mips/mips.opt (mmsa): New option.
2971 * config/mips/msa.h: New file.
2972 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2974 * config/mips/mti-linux.h: Likewise.
2975 * config/mips/predicates.md
2976 (const_msa_branch_operand): New constraint.
2977 (const_uimm3_operand): Likewise.
2978 (const_uimm4_operand): Likewise.
2979 (const_uimm5_operand): Likewise.
2980 (const_uimm8_operand): Likewise.
2981 (const_imm5_operand): Likewise.
2982 (aq10b_operand): Likewise.
2983 (aq10h_operand): Likewise.
2984 (aq10w_operand): Likewise.
2985 (aq10d_operand): Likewise.
2986 (const_m1_operand): Likewise.
2987 (reg_or_m1_operand): Likewise.
2988 (const_exp_2_operand): Likewise.
2989 (const_exp_4_operand): Likewise.
2990 (const_exp_8_operand): Likewise.
2991 (const_exp_16_operand): Likewise.
2992 (const_vector_same_val_operand): Likewise.
2993 (const_vector_same_simm5_operand): Likewise.
2994 (const_vector_same_uimm5_operand): Likewise.
2995 (const_vector_same_uimm6_operand): Likewise.
2996 (const_vector_same_uimm8_operand): Likewise.
2997 (par_const_vector_shf_set_operand): Likewise.
2998 (reg_or_vector_same_val_operand): Likewise.
2999 (reg_or_vector_same_simm5_operand): Likewise.
3000 (reg_or_vector_same_uimm6_operand): Likewise.
3001 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3003 * doc/invoke.texi (-mmsa): Document new option.
3005 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3007 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3008 * configure: Regenerate.
3009 * config.in: Regenerate.
3010 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3012 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3013 (ENDFILE_VTV_SPEC): Define.
3015 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3017 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3018 registers in all interrupt handlers if necessary.
3019 (rl78_option_override): Add warning.
3020 (MUST_SAVE_MDUC_REGISTERS): New macro.
3021 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3022 * config/rl78/rl78.c (check_mduc_usage): New function.
3023 (mduc_regs): New structure to hold MDUC register data.
3024 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3025 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3026 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3027 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3028 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3029 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3031 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3033 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3034 (tree-ssa-loop-niter.h): Ditto.
3035 (idx_within_array_bound, ref_within_array_bound): New functions.
3036 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3037 Factor out check on writable base object to ...
3038 (base_object_writable): ... here.
3040 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3042 * config/arm/arm.md (probe_stack): Add modes to set source
3045 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3047 * regrename.c (base_reg_class_for_rename): New static function.
3048 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3050 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3052 * cgraph.c (thunk_adjust): Export.
3053 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3054 * cgraphunit.c (thunk_adjust): Export.
3055 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3057 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3059 * tree-inline.c (expand_call_inline): Expand thunks inline.
3061 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3065 (*sse2_vd_cvtss2sd): Ditto.
3066 * config/i386/i386.md
3067 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3068 Generate *sse2_vd_cvtsd2ss pattern.
3069 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3070 Generate *sse2_vd_cvtss2sd pattern.
3072 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3074 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3075 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3078 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3080 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3081 * config/sh/sh.c: Define and declare variables on first use throughout
3083 (current_function_interrupt): Change to bool type.
3084 (frame_insn): Rename to emit_frame_insn and update users.
3085 (push_regs): Use bool for 'interrupt_handler' argument.
3086 (save_schedule_s): Remove.
3087 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3088 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3089 targetm.asm_out.unaligned_op.di.
3090 (gen_far_branch): Remove redundant forward declaration.
3091 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3092 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3093 (sh_set_return_address, sh_function_ok_for_sibcall,
3094 scavenge_reg): Update comments.
3095 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3096 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3097 (sh_attr_renesas_p): Remove unnecessary parentheses.
3098 (branch_dest): Simplify.
3099 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3100 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3101 (CUMULATIVE_ARGS): Change macro to typedef.
3102 (current_function_interrupt): Change to bool type.
3103 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3104 Surround with __cplusplus ifdef.
3105 (sh_compare_op0, sh_compare_op1): Remove.
3106 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3108 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3110 * config/arm/arm.md: (arch): Add neon.
3111 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3112 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3113 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3114 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3115 attributes for alt renumbering. Mark alt 3 as non-predicable.
3116 (thumb2_movdf_vfp): Likewise.
3118 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3120 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3121 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3122 (*andqi_1): Add preferred_for_speed attribute to disparage
3123 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3124 (*<code>qi_1): Ditto.
3125 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3126 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3127 (*ashlqi3_1): Ditto.
3128 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3129 Add preferred_for_size attribute to disparage alternative 0 and
3130 preferred_for_speed attribute to disparage alternative 1 for
3131 TARGET_PARTIAL_REG_STALL targets.
3133 2016-05-07 Tom de Vries <tom@codesourcery.com>
3135 PR tree-optimization/70956
3136 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3139 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3141 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3142 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3143 * config/sh/sh.md (branch_zero): Remove define_attr.
3144 (define_delay): Disable delay slot if branch distance is one insn.
3146 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3148 * config/i386/i386.md (LEAMODE): New mode attribute.
3149 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3150 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3151 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3152 operand 2 predicate.
3153 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3154 (*lea<mode>_general_3): Ditto.
3155 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3157 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3159 * genmddump.c (main): Convert argv from char ** to const char **.
3161 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3163 * coretypes.h (OVERRIDE): New macro.
3166 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3168 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3169 allow coalescing if the types are compatible.
3171 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3173 * pass_manager.h (pass_manager::register_pass_name): New method.
3174 (pass_manager::get_pass_by_name): New method.
3175 (pass_manager::create_pass_tab): New method.
3176 (pass_manager::m_name_to_pass_map): New field.
3177 * passes.c (name_to_pass_map): Delete global in favor of field
3178 "m_name_to_pass_map" of pass_manager.
3179 (register_pass_name): Rename from a function to...
3180 (pass_manager::register_pass_name): ...this method, updating
3181 for renaming of global "name_to_pass_map" to field
3182 "m_name_to_pass_map".
3183 (create_pass_tab): Rename from a function to...
3184 (pass_manager::create_pass_tab): ...this method, updating
3185 for renaming of global "name_to_pass_map" to field.
3186 (get_pass_by_name): Rename from a function to...
3187 (pass_manager::get_pass_by_name): ...this method.
3188 (enable_disable_pass): Convert use of get_pass_by_name to
3189 a method call, locating the pass_manager singleton.
3191 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3193 * genattr-common.c (main): Convert argv from char ** to const char **.
3194 * genattr.c (main): Likewise.
3195 * genattrtab.c (main): Likewise.
3196 * genautomata.c (initiate_automaton_gen): Likewise.
3198 * gencodes.c (main): Likewise.
3199 * genconditions.c (main): Likewise.
3200 * genconfig.c (main): Likewise.
3201 * genconstants.c (main): Likewise.
3202 * genemit.c (main): Likewise.
3203 * genenums.c (main): Likewise.
3204 * genextract.c (main): Likewise.
3205 * genflags.c (main): Likewise.
3206 * genmddeps.c (main): Likewise.
3207 * genopinit.c (main): Likewise.
3208 * genoutput.c (main): Likewise.
3209 * genpeep.c (main): Likewise.
3210 * genpreds.c (main): Likewise.
3211 * genrecog.c (main): Likewise.
3212 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3213 (init_rtx_reader_args): Likewise.
3214 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3215 (init_rtx_reader_args): Likewise.
3216 * gentarget-def.c (main): Likewise.
3217 * read-md.c (read_md_files): Likewise.
3218 * read-md.h (read_md_files): Likewise.
3220 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3223 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3224 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3225 Remove unused predicate.
3226 (register_and_not_fp_reg_operand): Ditto.
3228 2016-05-06 Martin Liska <mliska@suse.cz>
3230 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3231 instead of vec as the vector is local to the function.
3233 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3235 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3236 avx512bw alternative.
3238 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3239 before the ashr<mode>3 pattern.
3241 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3242 v instead of x in vex or maybe_vex alternatives, use
3243 maybe_evex instead of vex in prefix.
3245 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3246 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3247 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3248 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3251 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3252 v instead of x in vex or maybe_vex alternatives, use
3253 maybe_evex instead of vex in prefix.
3255 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3256 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3257 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3258 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3259 alternatives, use maybe_evex instead of vex in prefix.
3261 * config/i386/sse.md (vec_interleave_lowv4sf,
3262 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3263 v instead of x in vex or maybe_vex alternatives, use
3264 maybe_evex instead of vex in prefix.
3266 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3267 v instead of x in vex or maybe_vex alternatives, use
3268 maybe_evex instead of vex in prefix.
3270 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3271 v constraint instead of x.
3273 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3275 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3276 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3279 2016-05-06 Richard Biener <rguenther@suse.de>
3281 PR tree-optimization/70948
3282 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3283 Properly clobber all fields of va_list for __builtin_va_start.
3285 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3288 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3289 loop latch destination.
3291 2016-05-06 Martin Liska <mliska@suse.cz>
3293 * tree-ssa-uninit.c: Apply manual changes
3294 to the GNU coding style.
3295 (prune_uninit_phi_opnds): Rename from
3296 prune_uninit_phi_opnds_in_unrealizable_paths.
3298 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3300 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3301 mspace): Remove deprecated options.
3302 * doc/invoke.texi (SH options): Remove -mspace.
3304 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3306 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3310 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3311 corresponding combine split pattern.
3313 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3316 * config/sh/predicates.md (long_displacement_mem_operand): New.
3317 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3318 Add movi20, movi20s alternatives. Adjust length attribute for
3320 (movsi_ie): Allow for any FPU. Adjust length attribute for
3322 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3323 attribute for alternatives.
3324 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3325 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3326 length attribute for alternatives.
3328 2016-05-06 Richard Biener <rguenther@suse.de>
3330 PR tree-optimization/70960
3331 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3333 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3336 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3337 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3339 2016-05-06 Marek Polacek <polacek@redhat.com>
3342 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3344 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3347 * config/sh/sh.md (*rotcr): Add another variant.
3349 2016-05-06 Richard Biener <rguenther@suse.de>
3352 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3354 2016-05-06 Richard Biener <rguenther@suse.de>
3357 * fold-const.c (split_tree): Always convert to the original type
3360 2016-05-06 Richard Biener <rguenther@suse.de>
3362 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3363 (fwprop_addr): Likewise.
3365 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3370 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3371 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3372 the splitter condition.
3373 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3374 the splitter condition.
3375 (FP float_extend load splitter): Ditto.
3377 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3379 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3380 to REGNO in all peephole2 patterns.
3381 (post-reload splitters): Change true_regnum to REGNO in
3382 post-reload splitters.
3383 (zero_extend splitters): Use general_reg_operand and
3384 nonimmediate_gr_operand predicates.
3386 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3388 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3389 v constraint instead of x.
3391 2016-05-05 Alan Modra <amodra@gmail.com>
3394 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3395 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3396 TARGET_NO_FP_IN_TOC for -mrelocatable.
3397 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3398 TARGET_RELOCATABLE test.
3399 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3400 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3401 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3402 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3403 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3404 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3405 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3406 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3407 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3408 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3410 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3411 (rs6000_stack_info): Likewise.
3412 (rs6000_elf_asm_out_constructor): Likewise.
3413 (rs6000_elf_asm_out_destructor): Likewise.
3414 (rs6000_elf_declare_function_name): Likewise.
3415 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3416 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3419 2016-05-05 Alan Modra <amodra@gmail.com>
3421 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3423 2016-05-05 Alan Modra <amodra@gmail.com>
3425 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3426 out-of-line gpr restore for one or two regs if that would add
3429 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/i386.md
3433 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3434 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3435 as operand 0 predicate.
3436 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3438 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3439 Ditto. Emit the pattern using RTX.
3441 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3442 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3443 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3444 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3446 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3447 sse_reg_operand as operand 0 predicate.
3449 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3450 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3451 instead of gen_rtx_REG.
3452 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3455 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3457 * function.c (emit_use_return_register_into_block): Delete.
3458 (gen_return_pattern): Delete.
3459 (emit_return_into_block): Delete.
3460 (active_insn_between): Delete.
3461 (convert_jumps_to_returns): Delete.
3462 (emit_return_for_exit): Delete.
3463 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3464 simple_return for shrink-wrapped blocks.
3465 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3466 end of blocks that need one.
3467 (get_unconverted_simple_return): Delete.
3468 (convert_to_simple_return): Delete.
3469 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3470 (convert_to_simple_return): Ditto.
3472 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3474 * cfgcleanup.c (bb_is_just_return): New function.
3475 (try_optimize_cfg): Simplify jumps to return, branches to return,
3476 and branches around return.
3478 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3480 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3483 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3487 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3488 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3489 assert flags & OEP_HASH_CHECK, instead of asserting it
3490 never happens. Handle TARGET_EXPR.
3491 * fold-const.c (operand_equal_p): For hash verification,
3492 or in OEP_HASH_CHECK into flags.
3494 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3496 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3498 (compute_samebase_partition_bases): Fix typo.
3500 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3502 * config/i386/sse.md (vec_interleave_highv8sf,
3503 vec_interleave_lowv8sf, vec_interleave_highv4df,
3504 vec_interleave_lowv4df): Remove constraints from expanders.
3506 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3508 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3510 * tree-inline.c (expand_call_inline): Fix path dealing with
3511 making lhs of call statement undefined.
3513 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3515 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3516 Check availability on NODE, too.
3517 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3518 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3519 (varpool_node::call_for_symbol_and_aliase): Likewise.
3520 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3521 (propagate_pure_const): Propagate across interposable functions, too.
3522 (skip_function_for_local_pure_const): Do not skip interposable bodies
3524 (pass_local_pure_const::execute): Update.
3526 2016-05-04 Marek Polacek <polacek@redhat.com>
3528 * doc/invoke.texi: Document -Wdangling-else.
3530 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3532 * config.gcc: Error out when conflicting multilib is detected. Do not
3533 loop over multilibs since no combination is legal.
3535 2016-05-04 Alan Modra <amodra@gmail.com>
3537 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3538 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3539 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3542 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3544 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3545 Clean up p5600 comments.
3547 2016-05-04 Richard Biener <rguenther@suse.de>
3549 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3550 constructor simplifications.
3551 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3553 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3555 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3556 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3557 result.set_rtx is null instead of aborting.
3558 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3560 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3561 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3562 *mov<mode>_store_postinc): New patterns.
3564 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3566 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3567 as commutative. Check both conversions are NOP.
3568 ((A & B) OP (C & B)): Remove.
3570 2016-05-04 Alan Modra <amodra@gmail.com>
3572 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3574 2016-05-04 Alan Modra <amodra@gmail.com>
3577 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3578 when cr2,3,4 are all fixed regs.
3580 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3582 PR rtl-optimization/57193
3583 * opts.c (default_options_table): Revert OPT_frename_registers change.
3584 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3586 2016-05-03 Martin Sebor <msebor@redhat.com>
3589 * builtins.c (fold_builtin_FILE): New function.
3590 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3591 (fold_builtin_0): Call them.
3592 * gimplify.c (gimplify_call_expr): Remove the handling of
3593 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3596 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3597 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3601 * doc/extend.texi (Function Names as Strings): Update __func__,
3602 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3605 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3606 Richard Biener <rguenther@suse.de>
3608 PR tree-optimization/70916
3609 * tree-if-conv.c: Include cfganal.h.
3610 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3611 and remove_fake_exit_edges around the optimization pass.
3613 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3615 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3616 (cgraph_edge::make_direct): Likewise.
3617 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3618 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3619 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3620 (CIF_THUNK): New code.
3621 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3622 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3623 (compute_inline_parameters): Set inline_failed for thunks.
3624 (inline_analyze_function): Cleanup.
3625 * ipa-inline.c (can_inline_edge_p): Do not deal with
3626 call_stmt_cannot_inline_p.
3627 (can_early_inline_edge_p): Likewise.
3628 (early_inliner): Initialize inline_failed.
3629 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3631 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3634 from nonimm_ssenomem_operand.
3635 (nonimm_ssenomem_operand): New predicate.
3636 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3637 as operand 0 predicate.
3638 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3639 Disable unsupported alternatives using "enabled" attribute.
3640 Use register_ssemem_operand as operand 0 predicate.
3641 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3643 2016-05-03 Marek Polacek <polacek@redhat.com>
3646 * input.c (expansion_point_location): New function.
3647 * input.h (expansion_point_location): Declare.
3649 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3651 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3652 occurence with frame_offset_ ones.
3654 2016-05-03 Alan Modra <amodra@gmail.com>
3656 PR rtl-optimization/70890
3657 * ira.c (combine_and_move_insns): When moving def_insn, remove
3660 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3662 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3663 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3664 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3665 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3667 2016-05-03 Alan Modra <amodra@gmail.com>
3669 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3670 for SAVE_MULTIPLE/STORE_MULTIPLE.
3672 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3674 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3675 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3677 2016-05-03 Richard Biener <rguenther@suse.de>
3679 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3681 (gimplify_arg): Likewise.
3682 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3683 re-writing the result to a decl if required.
3684 (internal_get_tmp_var): Add allow_ssa parameter
3685 and override into_ssa with it.
3686 (get_formal_tmp_var): Adjust.
3687 (get_initialized_tmp_var): Add allow_ssa parameter.
3688 (gimplify_arg): Add allow_ssa parameter and avoid generating
3689 SSA names for the result false.
3690 (gimplify_call_expr): If the call may return twice do not
3691 gimplify parameters into SSA.
3692 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3693 (gimplify_modify_expr): Adjust assert. For noreturn calls
3694 with a SSA name LHS adjust its def.
3695 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3696 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3697 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3698 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3699 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3700 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3701 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3702 (optimize_target_teams): Do not allow SSA names for clause operands.
3703 (gimplify_expr): Likewise for where we mark the result addressable.
3704 * passes.def (pass_init_datastructures): Remove.
3705 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3706 (rewrite_stmt): Likewise.
3707 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3708 (replace_locals_op): Replace SSA names.
3709 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3710 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3711 * cgraph.c (release_function_body): Free CFG annotations only
3712 when we have a CFG. Simplify.
3713 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3714 force_gimple_operand instead of get_initialized_tmp_var.
3715 * tree-pass.h (make_pass_init_datastructures): Remove.
3716 * tree-ssa.c (execute_init_datastructures): Remove.
3717 (pass_data_init_datastructures): Likewise.
3718 (class pass_init_datastructures): Likewise.
3719 (make_pass_init_datastructures): Likewise.
3720 * omp-low.c (create_omp_child_function): Init SSA data structures.
3721 (grid_expand_target_grid_body): Likewise.
3722 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3723 name before adding it to names_to_release.
3724 (remove_bb): Always release SSA defs.
3725 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3726 before dereferencing it.
3727 * cgraphunit.c (init_lowered_empty_function): Always
3728 int SSA data structures.
3729 * tree-ssanames.c (release_defs): Remove assert that we are in
3731 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3733 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3734 Uros Bizjak <ubizjak@gmail.com>
3736 PR rtl-optimization/70467
3737 * config/i386/predicates.md (x86_64_hilo_int_operand,
3738 x86_64_hilo_general_operand): New predicates.
3739 * config/i386/constraints.md (Wd): New constraint.
3740 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3741 (general_hilo_operand): New mode attr.
3742 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3743 instead of <general_operand>.
3744 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3745 x86_64_hilo_general_operand instead of <general_operand>.
3747 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3749 PR tree-optimization/70916
3750 * tree-if-conv.c (constant_or_ssa_name): Removed.
3751 (fold_build_cond_expr): Use is_gimple_val instead of
3752 constant_or_ssa_name.
3754 PR tree-optimization/70916
3755 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3756 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3759 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3760 (optimize_atomic_bit_test_and): New function.
3761 (pass_fold_builtins::execute): Use it.
3762 * optabs.def (atomic_bit_test_and_set_optab,
3763 atomic_bit_test_and_complement_optab,
3764 atomic_bit_test_and_reset_optab): New optabs.
3765 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3766 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3767 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3768 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3769 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3770 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3771 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3772 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3773 atomic_bit_test_and_complement@var{mode},
3774 atomic_bit_test_and_reset@var{mode}): Document.
3775 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3776 atomic_bit_test_and_complement<mode>,
3777 atomic_bit_test_and_reset<mode>): New expanders.
3778 (atomic_bit_test_and_set<mode>_1,
3779 atomic_bit_test_and_complement<mode>_1,
3780 atomic_bit_test_and_reset<mode>_1): New insns.
3782 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3784 PR rtl-optimization/70687
3785 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3786 instead of unsigned HOST_WIDE_INT.
3788 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3790 PR rtl-optimization/44281
3791 * hard-reg-set.h (struct target_hard_regs): New field
3792 x_fixed_nonglobal_reg_set.
3793 (fixed_nonglobal_reg_set): New macro.
3794 * reginfo.c (init_reg_sets_1): Initialize it.
3795 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3797 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3799 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3801 PR tree-optimization/56541
3802 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3803 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3804 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3805 (any_complicated_phi): new static variable.
3806 (aggressive_if_conv): delete.
3807 (if_convertible_phi_p): support phis with more than two arguments.
3808 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3809 critical pred edges.
3810 (ifcvt_split_critical_edges): support phis with more than two
3811 arguments by checking new parameter. only split critical edges
3813 (tree_if_conversion): handle simd pragma marked loop using new
3814 local variable aggressive_if_conv. check any_complicated_phi.
3816 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3818 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3821 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3823 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3826 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3828 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3829 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3830 define_insn_and_split.
3831 (mulsi3_i): New define_insn_and_split.
3832 (mulsi3_call): Convert to define_insn.
3833 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3836 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3838 * machmode.h (mode_complex): Add support to give the complex mode
3840 (GET_MODE_COMPLEX_MODE): Likewise.
3841 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3842 stored by build_complex_type and gfc_build_complex_type instead of
3843 trying to figure out the appropriate mode based on the size. Raise
3844 an assertion error, if the type was not set.
3845 * genmodes.c (struct mode_data): Add field for the complex type of
3847 (blank_mode): Likewise.
3848 (make_complex_modes): Remember the complex mode created in the
3850 (emit_mode_complex): Write out the mode_complex array to map a
3851 type mode to the complex version.
3852 (emit_insn_modes_c): Likewise.
3853 * tree.c (build_complex_type): Set the complex type to use before
3854 calling layout_type.
3855 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3856 support for __float128 complex datatypes.
3857 (rs6000_hard_regno_mode_ok): Likewise.
3858 (rs6000_setup_reg_addr_masks): Likewise.
3859 (rs6000_complex_function_value): Likewise.
3860 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3861 __float128 and __ibm128 complex.
3862 (FLOAT128_IBM_P): Likewise.
3863 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3864 * doc/extend.texi (Additional Floating Types): Document that
3865 -mfloat128 must be used to enable __float128. Document complex
3866 __float128 and __ibm128 support.
3868 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3871 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3872 char/short arguments promoted to int because of promote_prototypes.
3874 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3877 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3878 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3879 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3880 alternatives using "enabled" attribute. Use register_ssemem_operand
3881 as operand 1 predicate.
3882 (*cmpi<unord>xf_i387): Split XFmode pattern from
3883 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3884 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3885 *absneg<mode>2_i387. Disable unsupported alternatives using
3886 "enabled" attribute.
3887 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3889 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3891 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3893 (oacc_loop_process): Check mask for loop termination.
3895 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3897 * cif-code.def (CIF_THUNK): Add.
3898 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3901 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3903 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3904 (dump_inline_summary): Dump it.
3905 (fp_expression_p): New predicate.
3906 (estimate_function_body_sizes): Use it.
3907 (inline_merge_summary): Merge fp_expressions.
3908 (inline_read_section): Read fp_expressions.
3909 (inline_write_summary): Write fp_expressions.
3910 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3911 codegen boundary if either caller or callee is !fp_expressions.
3912 * ipa-inline.h (inline_summary): Add fp_expressions.
3913 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3914 to fp_expressions be sure the fp generation flags are updated.
3916 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3918 PR rtl-optimization/70467
3919 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3921 PR rtl-optimization/70467
3922 * ipa-pure-const.c (check_call): Handle internal calls even in
3923 ipa mode like in local mode.
3925 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3927 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3929 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3931 * match.pd (X u< X, X u> X): New transformations.
3933 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3935 * flag-types.h (enum warn_strict_overflow_code): Move ...
3936 * coretypes.h: ... here.
3937 * fold-const.h (fold_overflow_warning): Declare.
3938 * fold-const.c (fold_overflow_warning): Make non-static.
3939 (fold_comparison): Move the transformation of X +- C1 CMP C2
3940 into X CMP C2 -+ C1 ...
3941 * match.pd: ... here.
3942 * gimple-fold.c (fold_stmt_1): Protect with
3943 fold_defer_overflow_warnings.
3945 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3947 * omp-low.c (struct oacc_loop): Add 'inner' field.
3948 (new_oacc_loop_raw): Initialize it to zero.
3949 (oacc_loop_fixed_partitions): Initialize it.
3950 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3951 available partitioning.
3953 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3955 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3957 (umulsidi3): Likewise.
3958 (indirect_jump): Fix jump instruction assembly patterns.
3960 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3963 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3964 (nvptx_function_value): Assert non-NULL cfun.
3966 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3968 PR rtl-optimization/70886
3969 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3971 * cselib.h (rtx_equal_for_cselib_1): Declare.
3972 (rtx_equal_for_cselib_p: New inline function.
3973 * cselib.c (rtx_equal_for_cselib_p): Delete.
3974 (rtx_equal_for_cselib_1): Make public.
3976 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3978 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3979 (register_mixssei387nonimm_operand): Remove predicate.
3980 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3981 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3982 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3983 for TARGET_MIX_SSE_I387 alternatives.
3984 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3985 Disable unsupported alternatives using "enabled" attribute. Use
3986 nonimm_ssenomem_operand as operand 1 predicate. Also check
3987 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3989 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3991 * tree.c (cst_and_fits_in_hwi): Simplify.
3993 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3995 * tree.h (wi::to_wide): New function.
3996 * expr.c (expand_expr_real_1): Use wi::to_wide.
3997 * fold-const.c (int_const_binop_1): Likewise.
3998 (extract_muldiv_1): Likewise.
4000 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4002 * wide-int.h: Update offset_int and widest_int documentation.
4003 (WI_SIGNED_SHIFT_RESULT): New macro.
4004 (wi::binary_shift): Define signed_shift_result_type for
4005 shifts on offset_int- and widest_int-like types.
4006 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4007 * tree.h (int_bit_position): Use shift operators instead of wi::
4009 * alias.c (adjust_offset_for_component_ref): Likewise.
4010 * expr.c (get_inner_reference): Likewise.
4011 * fold-const.c (fold_comparison): Likewise.
4012 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4013 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4014 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4015 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4016 (stmt_kills_ref_p): Likewise.
4017 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4018 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4020 (ao_ref_init_from_vn_reference): Likewise.
4022 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4024 * wide-int.h: Update offset_int and widest_int documentation.
4025 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4026 (wi::binary_traits): Allow ordered comparisons between offset_int and
4027 offset_int, between widest_int and widest_int, and between either
4028 of these types and basic C types.
4029 (operator <, <=, >, >=): Define for the same combinations.
4030 * tree.h (tree_int_cst_lt): Use comparison operators instead
4031 of wi:: comparisons.
4032 (tree_int_cst_le): Likewise.
4033 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4034 (fold_nonarray_ctor_reference): Likewise.
4035 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4036 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4037 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4038 * tree-sra.c (completely_scalarize): Likewise.
4039 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4040 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4041 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4042 (check_for_binary_op_overflow): Likewise.
4043 (search_for_addr_array): Likewise.
4044 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4046 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4048 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4049 (arc_save_restore): Likewise.
4050 (arc_dwarf_register_span): Likewise.
4051 (arc_output_pic_addr_const): Initialize suffix variable.
4053 2016-05-02 Martin Liska <mliska@suse.cz>
4055 * symbol-summary.h (function_summary::function_summary):
4056 Remove checking assert for all cgraph nodes.
4057 (function_summary::get): Check summary_uid.
4058 (symtab_insertion): Check summary_uid.
4060 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4062 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4063 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4065 (arc_dwarf_register_span): Remove enum keyword.
4066 (compact_memory_operand_p): New function.
4067 * config/arc/arc.h (reg_class): Add code density register classes.
4068 (REG_CLASS_NAMES): Likewise.
4069 (REG_CLASS_CONTENTS): Likewise.
4070 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4071 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4072 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4073 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4074 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4076 (h, Rcd, Rsd, Rzd): New register constraints.
4077 (T): Use compact_memory_operand_p function.
4078 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4080 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4082 * config/sh/sh.md (*negnegt, *movtt): Remove.
4084 2016-05-02 Marek Polacek <polacek@redhat.com>
4085 Tom de Vries <tom@codesourcery.com>
4087 PR tree-optimization/70700
4088 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4089 bigger than FIRST_REF_NODE.
4091 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4094 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4096 (prepare_cbranch_operands): Don't use scratch register. Assume that
4097 function is used when pseudos can be created.
4098 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4099 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4100 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4101 define_expand. Allow it only when pseudos can be created.
4102 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4104 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/constraints.md (BC): Only allow -1 operands.
4107 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4108 Add "enabled" attribute. Update XI mode attribute calculation.
4109 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4110 (*movoi_internal_avx): Update XI mode attribute calculation.
4111 (*movti_internal): Ditto.
4113 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4115 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4116 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4118 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4120 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4121 statement on instruction code. Remove trailing spaces.
4122 (altivec_expand_stv_builtin): Likewise.
4124 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4126 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4127 (TARGET_FPU_DOUBLE): Simplify.
4128 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4129 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4130 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4131 with 'TARGET_FPU_DOUBLE'.
4132 * config/sh/sh.md: Likewise.
4134 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4136 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4137 SH_DIV_STR_FOR_SIZE): Remove.
4138 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4139 SH_DIV_STR_FOR_SIZE): Remove.
4141 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4143 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4144 logical_reg_operand): Delete.
4145 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4146 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4147 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4148 match_operand and match_test.
4149 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4150 variables on their first use. Return bool values.
4151 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4152 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4153 arith_reg_operand for input operand. Remove empty constraints.
4155 (*xorsi3_compact): Rename to xorsi3.
4156 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4157 (*zero_extend<mode>si2_disp_mem): Update comment.
4160 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4162 * config/sh/t-sh: Remove SH5 support.
4163 * config.gcc: Likewise.
4164 * configure: Likewise.
4166 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4168 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4170 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4172 * config/sh/sh.c (register_sh_passes, sh_option_override,
4173 sh_print_operand, prepare_move_operands,
4174 sh_can_follow_jump): Remove TARGET_SH1 checks.
4175 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4176 PROMOTE_MODE): Likewise.
4177 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4180 2016-04-30 Alan Modra <amodra@gmail.com>
4182 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4183 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4184 Check for user regs later to avoid unnecessary looping over regs.
4185 Merge user reg check with non-saved reg check. Don't force
4186 inline VR restore when static chain used.
4187 (rs6000_frame_related): Omit eh_frame info for user regs when
4189 (fixed_regs_p): Delete.
4191 2016-04-30 Alan Modra <amodra@gmail.com>
4193 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4194 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4197 2016-04-30 Alan Modra <amodra@gmail.com>
4200 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4201 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4204 2016-04-30 Alan Modra <amodra@gmail.com>
4206 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4207 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4208 flag_pic test for Darwin.
4210 2016-04-30 Alan Modra <amodra@gmail.com>
4212 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4213 throw_calls_crossed.
4214 (REG_FREQ_CALLS_CROSSED): Delete.
4215 (REG_N_THROWING_CALLS_CROSSED): Delete.
4216 * regstat.c (regstat_bb_compute_ri): Don't calculate
4217 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4218 (dump_reg_info): Don't print call cross frequency.
4219 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4220 and REG_N_THROWING_CALLS_CROSSED.
4222 2016-04-30 Alan Modra <amodra@gmail.com>
4224 * regs.h (struct reg_info_t): Delete live_length.
4225 (REG_LIVE_LENGTH): Delete macro.
4226 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4227 local_live, local_processed and local_live_last_luid params.
4228 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4230 (regstat_compute_ri): Adjust for above. Don't set
4232 (dump_reg_info): Don't print live length.
4233 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4234 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4235 Localize loop_depth var.
4237 2016-04-30 Alan Modra <amodra@gmail.com>
4239 * ira.c (enum valid_equiv): New.
4240 (validate_equiv_mem): Return enum.
4241 (update_equiv_mem): Create replacement in more cases.
4242 (add_store_equivs): Update validate_equiv_mem call.
4244 2016-04-30 Alan Modra <amodra@gmail.com>
4246 * ira.c (combine_and_move_insns): Rather than scanning insns,
4247 use DF infrastucture to find use and def insns.
4249 2016-04-30 Alan Modra <amodra@gmail.com>
4251 ira.c (combine_and_move_insns): Move invariant conditions..
4252 (ira.c): ..to here. Call combine_and_move_insns before
4253 add_store_equivs. Call grow_reg_equivs later. Allocate
4254 req_equiv later using max_reg_num() rather than global max_regno.
4255 (contains_replace_regs): Delete.
4256 (add_store_equivs): Remove contains_replace_regs test.
4258 2016-04-30 Alan Modra <amodra@gmail.com>
4260 * ira.c (struct equiv_mem_data): New.
4261 (equiv_mem, equiv_mem_modified): Delete static vars.
4262 (validate_equiv_mem_from_store): Use "data" param to communicate..
4263 (validate_equiv_mem): ..from here.
4265 2016-04-30 Alan Modra <amodra@gmail.com>
4267 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4269 (update_reg_equivs): ..here. Move allocation and freeing of
4270 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4271 end_alias_analysis to..
4274 2016-04-30 Alan Modra <amodra@gmail.com>
4276 * ira.c (pdx_subregs): Delete.
4277 (struct equivalence): Add pdx_subregs field.
4278 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4280 (update_equiv_regs): Don't create or free pdx_subregs. Update
4283 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4285 * config/rs6000/altivec.h: Change definitions of vec_xl and
4287 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4288 (LD_ELEMREV_V2DI): New.
4289 (LD_ELEMREV_V4SF): New.
4290 (LD_ELEMREV_V4SI): New.
4291 (LD_ELEMREV_V8HI): New.
4292 (LD_ELEMREV_V16QI): New.
4293 (ST_ELEMREV_V2DF): New.
4294 (ST_ELEMREV_V2DI): New.
4295 (ST_ELEMREV_V4SF): New.
4296 (ST_ELEMREV_V4SI): New.
4297 (ST_ELEMREV_V8HI): New.
4298 (ST_ELEMREV_V16QI): New.
4301 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4302 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4303 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4304 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4305 (altivec_expand_builtin): Add handling for
4306 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4307 (rs6000_invalid_builtin): Add error-checking for
4308 RS6000_BTM_P9_VECTOR.
4309 (altivec_init_builtins): Define builtins used to implement vec_xl
4311 (rs6000_builtin_mask_names): Define power9-vector.
4312 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4313 (RS6000_BTM_P9_VECTOR): Define.
4314 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4315 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4316 (vsx_ld_elemrev_v2df): Likewise.
4317 (vsx_ld_elemrev_v4sf): Likewise.
4318 (vsx_ld_elemrev_v4si): Likewise.
4319 (vsx_ld_elemrev_v8hi): Likewise.
4320 (vsx_ld_elemrev_v16qi): Likewise.
4321 (vsx_st_elemrev_v2df): Likewise.
4322 (vsx_st_elemrev_v2di): Likewise.
4323 (vsx_st_elemrev_v4sf): Likewise.
4324 (vsx_st_elemrev_v4si): Likewise.
4325 (vsx_st_elemrev_v8hi): Likewise.
4326 (vsx_st_elemrev_v16qi): Likewise.
4327 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4330 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4332 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4334 (simplify_control_stmt_condition_1): ... here. Recurse into
4335 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4337 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4340 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4341 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4342 define_insn_and_split to define_insn.
4343 (zero_extendqi<mode>2_dot2): Same.
4344 (extendqi<mode>2_dot): Same.
4345 (extendqi<mode>2_dot2): Same.
4347 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4350 (probe_stack): New expander.
4351 (probe_stack_<mode>): New insn pattern.
4353 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.md
4356 (operations with memory inputs setting flags peephole2):
4357 Remove uneeded REG_P checks. Cleanup pattern generation.
4359 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4361 * tree-vect-loop.c (vect_transform_loop): Fix
4362 nb_iterations_upper_bound computation for vectorized loop.
4364 2016-04-29 Marek Polacek <polacek@redhat.com>
4365 Jakub Jelinek <jakub@redhat.com>
4368 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4369 TARGET_EXPR_SLOT as a base.
4371 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4373 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4374 with 'rCm2' constraints to limit possible immediate size.
4375 (*load_zeroextendqisi_update): Likewise.
4376 (*load_signextendqisi_update): Likewise.
4377 (*loadhi_update): Likewise.
4378 (*load_zeroextendhisi_update): Likewise.
4379 (*load_signextendhisi_update): Likewise.
4380 (*loadsi_update): Likewise.
4381 (*loadsf_update): Likewise.
4383 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/predicates.md (constm1_operand): Fix comparison.
4387 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4389 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4391 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4393 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4394 remaining SH5 related settings.
4395 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4396 shmedia_prepare_call_address): Delete.
4397 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4398 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4399 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4400 UNSUPPORTED_SH2A): Remove m5 checks.
4401 (sh_divide_strategy_e): Remove SH5 division strategies.
4402 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4403 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4405 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4407 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4409 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4411 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4412 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4414 * config/s390/vector.md ("mov<mode>"): Likewise.
4416 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4418 * config/s390/constraints.md ("U", "W"): Invoke
4419 s390_mem_constraint with "ZR" and "ZT".
4420 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4421 addresses when using LRA. Accept also short displacements for S
4422 and T constraints. Do not check for long displacement target for
4423 S and T constraints.
4424 (s390_mem_constraint): Remove handling of U and W constraints.
4425 * config/s390/s390.md (various patterns): Remove the short
4426 displacement constraints (Q and R) if a long displacement
4427 constraint is present. Add longdisp as required CPU capability.
4428 * config/s390/vector.md: Likewise.
4429 * config/s390/vx-builtins.md: Likewise.
4431 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4434 * reload1.c (reload): Call finish_spills before
4435 restarting reload loop. Skip select_reload_regs
4436 if update_eliminables_and_spill returns true.
4438 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4440 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4441 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4442 (umulhisi3_imm): Update predicates and constraint letters.
4443 (umulhisi3_reg): Declare instruction as commutative.
4444 * config/arc/constraints.md (J12, J16): New constraints.
4445 * config/arc/predicates.md (short_unsigned_const_operand): New
4447 (arc_short_operand): Likewise.
4448 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4450 2016-04-29 Richard Biener <rguenther@suse.de>
4452 PR tree-optimization/13962
4453 PR tree-optimization/65686
4454 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4455 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4456 using PTA to compare pointers.
4457 * match.pd: Add pattern for pointer equality compare simplification
4458 using ptrs_compare_unequal.
4460 2016-04-29 Richard Biener <rguenther@suse.de>
4462 * stor-layout.c (layout_type): Do not build a pointer-to-element
4465 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4468 Use SWI mode iterator. Use general_reg_operand predicate.
4469 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4470 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4473 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4476 * fold-const.c (operand_equal_p): Don't verify hash value equality
4478 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4481 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4484 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4485 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4486 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4487 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4488 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4490 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4492 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4493 to info. Don't initialize separate fields to 0. Clean up
4496 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4498 * config/i386/i386.md (peephole2s for operations with memory inputs):
4499 Use SWI mode iterator.
4500 (peephole2s for operations with memory outputs): Ditto.
4501 Do not check for stack checking probe.
4503 (probe_stack): Remove expander.
4505 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4506 Andrew Burgess <andrew.burgess@embecosm.com>
4508 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4509 operands as 32-bits.
4511 2016-04-28 Jason Merrill <jason@redhat.com>
4513 * gdbinit.in: Skip line-map.h.
4515 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4516 Andrew Burgess <andrew.burgess@embecosm.com>
4518 * config/arc/arc.c (arc_conditional_register_usage): Take
4519 TARGET_RRQ_CLASS into account.
4520 (arc_print_operand): Support printing 'p' and 's' operands.
4521 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4523 (TARGET_RRQ_CLASS): Define.
4524 (IS_POWEROF2_OR_0_P): Define.
4525 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4527 (*tst_movb): New define_insn.
4528 (*tst): Avoid recognition if it could prevent '*tst_movb'
4529 combination; replace c/CnL with c/Chs alternative.
4530 (*tst_bitfield_tst): New define_insn.
4531 (*tst_bitfield_asr): New define_insn.
4532 (*tst_bitfield): New define_insn.
4533 (andsi3_i): Add Rrq variant.
4534 (extzv): New define_expand.
4535 (insv): New define_expand.
4536 (*insv_i): New define_insn.
4537 (*movb): New define_insn.
4538 (*movb_signed): New define_insn.
4539 (*movb_high): New define_insn.
4540 (*movb_high_signed): New define_insn.
4541 (*movb_high_signed + 1): New define_split pattern.
4542 (*mrgb): New define_insn.
4543 (*mrgb + 1): New define_peephole2 pattern.
4544 (*mrgb + 2): New define_peephole2 pattern.
4545 * config/arc/arc.opt (mbitops): New option for nps400, uses
4546 TARGET_NPS_BITOPS_DEFAULT.
4547 * config/arc/constraints.md (q): Make register class conditional.
4548 (Rrq): New register constraint.
4549 (Chs): New constraint.
4550 (Clo): New constraint.
4551 (Chi): New constraint.
4552 (Cbf): New constraint.
4553 (Cbn): New constraint.
4554 (C18): New constraint.
4555 (Cbi): New constraint.
4557 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4559 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4561 (bitmap_intersection_of_preds): Ditto.
4562 (bitmap_union_of_succs): Ditto.
4563 (bitmap_union_of_preds): Ditto.
4564 * sbitmap.c (do_popcount): Delete.
4565 (BITMAP_DEBUGGING): Delete.
4566 (sbitmap_verify_popcount): Delete.
4567 (sbitmap_alloc): Don't initialize the popcount field.
4568 (sbitmap_alloc_with_popcount): Delete.
4569 (sbitmap_resize): Don't resize the popcount array.
4570 (sbitmap_vector_alloc): Don't initialize the popcount field.
4571 (bitmap_copy): Don't copy the popcount array.
4572 (bitmap_clear): Don't clear the popcount array.
4573 (bitmap_clear): Delete the popcount array handling.
4574 (bitmap_ior_and_compl): Delete the popcount assert.
4575 (bitmap_not): Ditto.
4576 (bitmap_and_compl): Ditto.
4577 (bitmap_and): Delete the popcount array handling.
4578 (bitmap_xor): Ditto.
4579 (bitmap_ior): Ditto.
4580 (bitmap_or_and): Delete the popcount assert.
4581 (bitmap_and_or): Ditto.
4582 (popcount_table): Delete.
4583 (sbitmap_elt_popcount): Delete.
4584 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4585 (bitmap_set_bit): Delete the popcount assert.
4586 (bitmap_clear_bit): Ditto.
4587 (sbitmap_free): Don't free the popcount array.
4588 (sbitmap_alloc_with_popcount): Delete declaration.
4589 (sbitmap_popcount): Ditto.
4591 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4592 Andrew Burgess <andrew.burgess@embecosm.com>
4594 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4595 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4596 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4597 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4598 * config/arc/arc.opt (mcmem): New option.
4599 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4600 supply length for r/m alternative.
4601 (*extendqisi2_ac): Likewise.
4602 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4604 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4605 (movhi_insn): Likewise.
4606 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4607 (*zero_extendqihi2_i): Add r/Ucm alternative.
4608 (*zero_extendqisi2_ac): Likewise.
4609 (*zero_extendhisi2_i): Likewise.
4610 * config/arc/constraints.md (Uex): New memory constraint.
4611 (Ucm): New define_constraint.
4612 * config/arc/predicates.md (long_immediate_loadstore_operand):
4613 Return 0 for MEM with cmem_address address.
4614 (cmem_address_0): New predicates.
4615 (cmem_address_1): Likewise.
4616 (cmem_address_2): Likewise.
4617 (cmem_address): Likewise.
4619 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4621 * config/rs6000/rs6000.c (machine_function): Rename
4622 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4623 (rs6000_stack_info): Adjust.
4625 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4626 Andrew Burgess <andrew.burgess@embecosm.com>
4628 * config/arc/constraints.md (Usd): Convert to define_constraint.
4632 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4635 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4636 Add new peephole2 where the first insn is *mov<mode>_or instead of
4637 *mov<mode>_internal.
4639 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4641 * tracer.c (bb_seen): Make static.
4643 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4645 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4646 support, setup defaults.
4647 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4648 * config/arc/arc.c (arc_init): Add NPS400 support.
4649 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4650 (TARGET_ARC700): NPS400 is also an ARC700.
4651 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4653 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4656 * config/nds32/nds32.md (casesi): Don't access the operands array
4659 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4661 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4662 (or $-1,reg peephole2): Ditto.
4663 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4665 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4667 * doc/extend.texi (Common Function Attributes) [optimize]:
4668 Discourage use of the optimize attribute.
4670 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4672 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4673 special case builtin.
4674 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4675 ALTIVEC_BUILTIN_VEC_ADDE.
4676 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4677 support for ALTIVEC_BUILTIN_VEC_ADDE.
4678 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4679 for __builtin_vec_adde.
4681 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4683 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4684 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4686 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4689 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4690 attributes): Document cilkplus_runtime.
4692 2016-04-28 Martin Jambor <mjambor@suse.cz>
4694 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4695 this function. Call verify_expr on MEM_REFs and bases of other
4698 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4700 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4701 for WORD_REGISTER_OPERATIONS to runtime check.
4703 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4705 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4707 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4709 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4710 big-endian compilation.
4711 * config/arc/arc.md (addf3): Likewise.
4715 2016-04-28 Richard Biener <rguenther@suse.de>
4717 PR tree-optimization/70840
4718 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4719 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4720 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4721 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4723 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4725 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4726 and explain why in a comment.
4728 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4730 * config/arc/arc.md (cpu_facility): Add fpx variant.
4731 (subdf3): Prohibit use reverse sub when assist operations option
4733 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4734 instructions only when FPX is enabled.
4735 * testsuite/gcc.target/arc/trsub.c: New test.
4737 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4740 mult_operator when calculating "type" attribute.
4741 (*fop_<mode>_1_i387): Ditto.
4742 (*fop_xf_1_i387): Ditto.
4743 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4744 Use std::swap to swap operands. Use RTL expressions to generate
4747 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4748 Joern Rennecke <joern.rennecke@embecosm.com>
4750 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4752 (emit_pic_move): Remove.
4753 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4754 * config/arc/arc.c (emit_pic_move): Removed.
4755 (TARGET_HAVE_TLS): Define.
4756 (arc_conditional_register_usage): Test for arc_tp_regno.
4757 (arc_print_operand, arc_print_operand_address): Handle TLS
4759 (arc_needs_pcl_p): New function.
4760 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4761 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4762 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4763 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4764 (arc_legitimize_tls_address): Likewise.
4765 (DTPOFF_ZERO_SYM): Define.
4766 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4767 (arc_output_pic_addr_const): Print TLS unspecs.
4768 (prepare_pic_move): New function, replaces emit_pic_move.
4769 (arc_legitimate_constant_p): Handle TLS unspecs.
4770 (arc_legitimate_address_p): Likewise.
4771 (arc_rewrite_small_data_p): Use assert for TLS constants.
4772 (prepare_move_operands): Use prepare_pic_move.
4773 (arc_legitimize_address): Legitimize tls addresses.
4774 (arc_epilogue_uses): Check for arc_tp_regno.
4775 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4776 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4778 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4780 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4781 %(arc_tls_extra_start_spec).
4782 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4783 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4785 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4786 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4787 (UNSPEC_TLS_OFF): Add.
4789 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4790 (get_thread_pointersi): New patterns.
4791 * config/arc/arc.opt (mtp-regno): New option.
4792 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4793 (move_dest_operand): Likewise.
4794 * configure: Regenerate.
4795 * configure.ac: Add arc*-*-* case to test for tls.
4796 * doc/invoke.texi (ARC options): Document mtp-regno.
4798 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4800 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4801 the new ARC HS SIMD instructions.
4802 (arc_preferred_simd_mode): New function.
4803 (arc_autovectorize_vector_sizes): Likewise.
4804 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4805 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4806 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4807 (arc_init_builtins): Add new SIMD builtin types.
4808 (arc_split_move): Handle 64 bit vector moves.
4809 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4810 (TARGET_PLUS_QMACW): Define.
4811 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4812 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4813 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4814 (VSUBADD4H): New builtins.
4815 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4816 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4818 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4819 Matthias Klose <doko@debian.org>
4821 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4823 2016-04-28 Richard Biener <rguenther@suse.de>
4826 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4829 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4831 * common/config/sh/sh-common.c: Remove SH5 support.
4832 * config/sh/constraints.md: Likewise.
4833 * config/sh/config/sh/elf.h: Likewise.
4834 * config/sh/linux.h: Likewise.
4835 * config/sh/netbsd-elf.h: Likewise.
4836 * config/sh/predicates.md: Likewise.
4837 * config/sh/sh-c.c: Likewise.
4838 * config/sh/sh-protos.h: Likewise.
4839 * config/sh/sh.c: Likewise.
4840 * config/sh/sh.h: Likewise.
4841 * config/sh/sh.md: Likewise.
4842 * config/sh/sh.opt: Likewise.
4843 * config/sh/sync.md: Likewise.
4844 * config/sh/sh64.h: Delete.
4845 * config/sh/shmedia.h: Likewise.
4846 * config/sh/shmedia.md: Likewise.
4847 * config/sh/sshmedia.h: Likewise.
4848 * config/sh/t-netbsd-sh5-64: Likewise.
4849 * config/sh/t-sh64: Likewise.
4850 * config/sh/ushmedia.h: Likewise.
4852 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4854 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4855 general_reg_operand instead of register_operand predicate.
4857 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4859 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4861 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4863 * match.pd (A - B > A, A + B < A): New transformations.
4865 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4867 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4868 which defaults to true. Emit an outer pair of parentheses only if
4869 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4870 don't emit parentheses for the right-hand operand.
4872 2016-04-27 Jeff Law <law@redhat.com>
4874 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4876 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4878 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4879 (altivec_lvx_<mode>_internal): Document.
4880 (altivec_lvx_<mode>_2op): New define_insn.
4881 (altivec_lvx_<mode>_1op): Likewise.
4882 (altivec_lvx_<mode>_2op_si): Likewise.
4883 (altivec_lvx_<mode>_1op_si): Likewise.
4884 (altivec_stvx_<mode>): Remove.
4885 (altivec_stvx_<mode>_internal): Document.
4886 (altivec_stvx_<mode>_2op): New define_insn.
4887 (altivec_stvx_<mode>_1op): Likewise.
4888 (altivec_stvx_<mode>_2op_si): Likewise.
4889 (altivec_stvx_<mode>_1op_si): Likewise.
4890 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4891 Expand vec_ld and vec_st during parsing.
4892 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4894 (altivec_expand_stvx_be): Likewise.
4895 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4896 address-masking behavior in RTL.
4897 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4898 address-masking behavior in RTL.
4899 (altivec_expand_builtin): Change builtin code arguments for calls
4900 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4901 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4902 presence of lvx/stvx patterns.
4903 (alignment_with_canonical_addr): New function.
4904 (alignment_mask): Likewise.
4905 (find_alignment_op): Likewise.
4906 (recombine_lvx_pattern): Likewise.
4907 (recombine_stvx_pattern): Likewise.
4908 (recombine_lvx_stvx_patterns): Likewise.
4909 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4910 stvx patterns from expand.
4911 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4913 (vector_altivec_store_<mode>): Likewise.
4915 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4917 * config/aarch64/aarch64.md
4918 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4919 remove the "fp" attributes.
4920 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4921 add the "simd" attributes.
4922 (*movdf_aarch64): Likewise.
4923 (*movtf_aarch64): Remove the "fp" attributes.
4924 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4925 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4927 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4929 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4930 rtx to rtx_code_label *.
4931 * rtl.h (maybe_set_first_label_num): Likewise.
4933 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4935 * df-core.c (df_add_problem): Make the problem param be const.
4936 (df_remove_problem): Make local "problem" be const.
4937 * df-problems.c (problem_RD): Make const.
4938 (problem_LR): Likewise.
4939 (problem_LIVE): Likewise.
4940 (problem_MIR): Likewise.
4941 (problem_CHAIN): Likewise.
4942 (problem_WORD_LR): Likewise.
4943 (problem_NOTE): Likewise.
4944 (problem_MD): Likewise.
4945 * df-scan.c (problem_SCAN): Likewise.
4946 * df.h (struct df_problem): Make field "dependent_problem" be
4948 (struct dataflow): Likewise for field "problem".
4949 (df_add_problem): Make param const.
4951 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4953 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4954 inter-unit moves to/from vector registers are enabled. Do not disable
4957 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4959 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4960 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4962 (enum df_problem_id): ...this new enum.
4963 (struct df_problem): Convert field "id" from "int" to
4966 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4968 * rtl.def: Update comment for "things in the instruction chain" to
4969 reflect the removal of the leading "i" field for INSN_UID in
4970 r210360. Fix bogus apostrophe.
4972 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4974 * config/i386/i386.md
4975 (lea arith with mem operand + setcc peephole2): Set operator mode.
4977 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4980 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4981 (dimode_scalar_to_vector_candidate_p): This.
4982 (timode_scalar_to_vector_candidate_p): New function.
4983 (scalar_to_vector_candidate_p): Likewise.
4984 (timode_check_non_convertible_regs): Likewise.
4985 (timode_remove_non_convertible_regs): Likewise.
4986 (remove_non_convertible_regs): Likewise.
4987 (remove_non_convertible_regs): Renamed to ...
4988 (dimode_remove_non_convertible_regs): This.
4989 (scalar_chain::~scalar_chain): Make it virtual.
4990 (scalar_chain::compute_convert_gain): Make it pure virtual.
4991 (scalar_chain::mark_dual_mode_def): Likewise.
4992 (scalar_chain::convert_insn): Likewise.
4993 (scalar_chain::convert_registers): Likewise.
4994 (scalar_chain::add_to_queue): Make it protected.
4995 (scalar_chain::emit_conversion_insns): Likewise.
4996 (scalar_chain::replace_with_subreg): Likewise.
4997 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4998 (scalar_chain::convert_op): Likewise.
4999 (scalar_chain::convert_reg): Likewise.
5000 (scalar_chain::make_vector_copies): Likewise.
5001 (scalar_chain::convert_registers): New pure virtual function.
5002 (class dimode_scalar_chain): New class.
5003 (class timode_scalar_chain): Likewise.
5004 (scalar_chain::mark_dual_mode_def): Renamed to ...
5005 (dimode_scalar_chain::mark_dual_mode_def): This.
5006 (timode_scalar_chain::mark_dual_mode_def): New function.
5007 (timode_scalar_chain::convert_insn): Likewise.
5008 (dimode_scalar_chain::convert_registers): Likewise.
5009 (scalar_chain::compute_convert_gain): Renamed to ...
5010 (dimode_scalar_chain::compute_convert_gain): This.
5011 (scalar_chain::replace_with_subreg): Renamed to ...
5012 (dimode_scalar_chain::replace_with_subreg): This.
5013 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5014 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5015 (scalar_chain::make_vector_copies): Renamed to ...
5016 (dimode_scalar_chain::make_vector_copies): This.
5017 (scalar_chain::convert_reg): Renamed to ...
5018 (dimode_scalar_chain::convert_reg ): This.
5019 (scalar_chain::convert_op): Renamed to ...
5020 (dimode_scalar_chain::convert_op): This.
5021 (scalar_chain::convert_insn): Renamed to ...
5022 (dimode_scalar_chain::convert_insn): This.
5023 (scalar_chain::convert): Call convert_registers.
5024 (convert_scalars_to_vector): Change to scalar_chain pointer to
5025 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5026 in 32-bit mode. Delete scalar_chain pointer. Call
5027 free_dominance_info in 64-bit mode.
5028 (pass_stv::gate): Remove TARGET_64BIT check.
5029 (ix86_option_override): Put the 64-bit STV pass before the CSE
5032 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5034 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5035 dw_loc_frame_offset field.
5036 * dwarf2out.c (new_loc_descr): Likewise.
5037 (resolve_args_picking_1): Turn the VISITED hash set into a
5038 FRAME_OFFSET hash map. Use it to associate a frame offset to
5039 visited nodes. Remove uses of the CHECKING_P macro.
5040 (resolve_args_picking): Update call to resolve_args_picking_1.
5042 2016-04-27 Martin Liska <mliska@suse.cz>
5044 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5045 (free_loop_data): Release vuses of groups.
5047 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5049 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5050 instead of redundant use_id and boolean have_use_for.
5051 (struct iv_use): Change sub_id into group_id. Remove field next.
5052 Move fields: related_cands, n_map_members, cost_map and selected
5054 (struct iv_group): ... here. New structure.
5055 (struct iv_common_cand): Use structure declaration directly.
5056 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5057 (MAX_CONSIDERED_USES): Rename macro to ...
5058 (MAX_CONSIDERED_GROUPS): ... here.
5059 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5060 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5061 (dump_uses): Rename to ...
5062 (dump_groups): ... here. Update all uses.
5063 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5064 (find_induction_variables): Refactor format of dump information.
5065 (record_sub_use): Delete.
5066 (record_use): Update all uses.
5067 (record_group): New function.
5068 (record_group_use, find_interesting_uses_op): Call above functions.
5070 (find_interesting_uses_cond): Ditto.
5071 (group_compare_offset): New function.
5072 (split_all_small_groups): Rename to ...
5073 (split_small_address_groups_p): ... here. Update all uses.
5074 (split_address_groups): Update all uses.
5075 (find_interesting_uses): Refactor format of dump information.
5076 (add_candidate_1): Update all uses. Remove redundant check on iv,
5078 (add_candidate, record_common_cand): Remove redundant assert.
5079 (add_iv_candidate_for_biv): Update use.
5080 (add_iv_candidate_derived_from_uses): Update all uses.
5081 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5082 (alloc_use_cost_map): Ditto.
5083 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5084 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5085 (determine_use_iv_cost_generic): Ditto.
5086 (determine_group_iv_cost_generic): Ditto.
5087 (determine_use_iv_cost_address): Ditto.
5088 (determine_group_iv_cost_address): Ditto.
5089 (determine_use_iv_cost_condition): Ditto.
5090 (determine_group_iv_cost_cond): Ditto.
5091 (determine_use_iv_cost): Ditto.
5092 (determine_group_iv_cost): Ditto.
5093 (set_autoinc_for_original_candidates): Update all uses.
5094 (find_iv_candidates): Update all uses. Refactor dump information.
5095 (determine_use_iv_costs): Ditto.
5096 (determine_iv_costs): Ditto.
5097 (iv_ca_cand_for_use): Rename to ...
5098 (iv_ca_cand_for_group): ... here. Update all uses.
5099 (iv_ca_add_use, iv_ca_add_group): Ditto.
5100 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5101 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5102 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5103 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5104 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5105 (create_new_iv, adjust_iv_update_pos): Ditto.
5106 (rewrite_use_address): Delete.
5107 (rewrite_use_address_1): Rename to ...
5108 (rewrite_use_address): ... here.
5109 (rewrite_use_compare): Update all uses.
5110 (rewrite_use): Delete.
5111 (rewrite_uses): Rename to ...
5112 (rewrite_groups): ... here. Update all uses.
5113 (remove_unused_ivs, free_loop_data): Update all uses.
5114 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5116 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5118 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5119 for WORD_REGISTER_OPERATIONS to runtime check.
5121 2016-04-27 Richard Biener <rguenther@suse.de>
5124 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5125 aggregate_value_p to determine if a function result is
5126 returned by reference.
5127 (ipa_pta_execute): Functions having their address taken are
5128 not automatically nonlocal.
5130 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5133 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5134 * fold-const.c (operand_equal_p): If flag_checking and
5135 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5136 and if it returns non-zero, assert iterative_hash_expr on both
5139 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5141 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5143 2016-04-27 Nick Clifton <nickc@redhat.com>
5146 * varasm.c (merge_weak): Generate an error if an attempt is made
5147 to convert a non-weak static function into a weak, public function.
5149 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5151 * params.def (MAX_PARTITION_SIZE): New param.
5152 * doc/invoke.texi: Document lto-max-partition.
5154 2016-04-27 Richard Biener <rguenther@suse.de>
5157 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5158 function cummulating used_from_other_partition, externally_visible
5159 and force_output from aliases.
5160 (refered_from_nonlocal_var): Likewise.
5161 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5162 node flags properly.
5164 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5166 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5167 (-Wmemset-elt-size): New item.
5169 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5172 * stor-layout.h (internal_reference_types): Delete.
5173 * stor-layout.c (reference_types_internal): Likewise.
5174 (internal_reference_types): Likewise.
5175 (layout_type) <REFERENCE_TYPE>: Adjust.
5177 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5180 * tree.h (inchash::add_expr): Add FLAGS argument.
5181 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5182 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5183 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5184 Formatting fix. Adjust recursive calls. For tcc_comparison,
5185 if swap_tree_comparison (code) is smaller than code, hash that
5186 and arguments in the other order. Hash CONVERT_EXPR the same
5187 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5188 of ADDR_EXPR of decl as the decl itself. Add or remove
5189 OEP_ADDRESS_OF from recursive flags as needed. For
5190 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5191 operands commutatively and only the third one normally.
5192 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5194 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5196 * config/rtems.h (LIB_SPEC): Add -latomic.
5198 2016-04-27 Joel Sherrill <joel@rtems.org>
5200 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5201 xilink.ld and flags not relevant to RTEMS.
5203 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5205 * toplev.c (backend_init_target): Avoid calling init_reload when using
5208 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5210 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5211 for loops rather than one for the whole function.
5213 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5215 * match.pd (X + CST CMP X): New transformation.
5217 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5219 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5220 * fold-const.c (fold_binary_loc): Remove 2 transformations
5221 superseded by match.pd.
5222 * match.pd (x+x -> x*2): Generalize to integers.
5224 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5226 * config/i386/i386.md (operation on memory peephole): Duplicate an
5227 existing peephole and adapt it to match lea rather than an operation
5230 PR rtl-optimization/57193
5231 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5233 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5235 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5237 * tree-if-conv.c (any_pred_load_store): New static variable.
5238 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5239 any_pred_load_store instead of and_mask_load_store.
5240 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5241 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5242 (combine_blocks, tree_if_conversion): Ditto.
5244 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5246 PR tree-optimization/70771
5247 PR tree-optimization/70775
5248 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5249 virtual PHI nodes. Delete parameter.
5250 (if_convertible_loop_p_1): Delete argument to above function.
5251 (predicate_all_scalar_phis): Delete code handling single-argument
5253 (tree_if_conversion): Mark and update virtual SSA.
5255 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5258 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5259 (x86_elf_aligned_common): Rename to ...
5260 (x86_elf_aligned_decl_common): ... this.
5261 Add decl arg. Switch to .lbss for largecomm object. Use
5262 LARGECOMM_SECTION_ASM_OP.
5263 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5265 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5266 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5268 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5269 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5271 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5274 * config/i386/i386.c (SECTION_LARGE): Define.
5275 (x86_64_elf_select_section): Set it for large data/bss sections.
5276 Only clear SECTION_WRITE for .lrodata.
5277 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5279 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5280 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5281 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5283 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5284 * doc/tm.texi: Regenerate.
5286 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5289 * configure.ac (--enable-checking): Document extra flag, for
5290 non-release builds default to --enable-checking=yes,extra.
5291 If misc checking and extra checking, define CHECKING_P to 2 instead
5293 * common.opt (fchecking=): Add.
5294 * doc/invoke.texi (-fchecking=): Document.
5295 * doc/install.texi: Document --enable-checking changes.
5296 * configure: Regenerated.
5297 * config.in: Regenerated.
5299 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5301 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5302 attribute instead of which_alternative.
5303 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5304 Use EXT_REX_SSE_REG_P where appropriate.
5306 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5308 * config/i386/predicates.md (const0_operand): Do not match
5309 const_wide_int code.
5310 (const1_operand): Ditto.
5312 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5315 for SSE constm1 operands and TARGET_AVX512VL.
5316 (*movti_internal): Ditto.
5317 (*mov<mode>_or): Use constm1_operand predicate.
5318 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5319 for SSE vector_all_ones operands and TARGET_AVX512VL.
5320 * config/i386/predicates.md (constm1_operand): New predicate.
5321 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5322 emission of constant -1 load.
5324 2016-04-25 Jason Merrill <jason@redhat.com>
5326 * gdbinit.in: Skip is-a.h.
5328 * attribs.c (register_scoped_attributes): Fix logic.
5329 * attribs.h: Declare register_scoped_attributes.
5331 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5333 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5334 stxvd2x and stxvw4x built-in functions.
5336 2016-04-25 DJ Delorie <dj@redhat.com>
5338 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5339 (ashrhi3): Likewise.
5340 (lshrhi3): Likewise.
5342 2016-04-25 Richard Biener <rguenther@suse.de>
5344 PR tree-optimization/70780
5345 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5347 (compute_antic): Mark blocks with abnormal preds as visited as
5348 they have a final empty antic-in solution already.
5350 2016-04-25 Michael Collison <michael.collison@linaro.org>
5352 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5354 2016-04-25 Michael Collison <michael.collison@linaro.org>
5356 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5357 mode is VQI to improve mixed mode vectorization.
5358 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5359 define_insn to match low half of signed vaddw.
5360 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5361 define_insn to match high half of signed vaddw.
5362 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5363 define_insn to match low half of unsigned vaddw.
5364 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5365 define_insn to match high half of unsigned vaddw.
5366 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5367 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5368 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5370 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5371 * config/arm/predicates.md (vect_par_constant_high): Support
5372 big endian and simplify by calling
5373 arm_simd_check_vect_par_cnst_half
5374 (vect_par_constant_low): Likewise.
5376 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5378 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5379 predicate for operand 2.
5381 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5382 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5385 machine_mode argument.
5386 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5387 constm1_rtx operands. For VOIDmode constants, get mode from
5388 pred_mode. Check mode size if the mode is supported by ABI.
5389 (standard_sse_constant_opcode): Do not use standard_constant_p.
5390 Strictly check ABI support for all-ones operands.
5391 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5392 immediates. Update calls to standard_sse_constant_p.
5393 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5394 (ix86_rtx_costs): Ditto.
5395 * config/i386/i386.md (*movxi_internal_avx512f): Use
5396 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5397 Use (v,BC) alternative instead of (v,C). Use register_operand
5398 checks instead of MEM_P.
5399 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5400 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5401 isa attribute. Use register_operand checks instead of MEM_P.
5402 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5403 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5404 alternative and corresponding sse2 isa attribute.
5405 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5406 to standard_sse_constant_p.
5407 (FP constant splitters): Ditto.
5408 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5410 * config/i386/predicates.md (constm1_operand): Remove.
5411 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5412 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5413 vector_all_ones_operand instead of constm1_operand.
5415 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5417 * print-rtl.c (print_rtx_insn_vec): New function.
5418 * print-rtl.h: New prototype.
5419 * store-motion.c (struct st_expr): Make avail_stores a vector.
5420 (st_expr_entry): Adjust.
5421 (free_st_expr_entry): Likewise.
5422 (print_store_motion_mems): Likewise.
5423 (find_moveable_store): Likewise.
5424 (compute_store_table): Likewise.
5425 (delete_store): Likewise.
5426 (build_store_vectors): Likewise.
5428 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5430 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5432 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5434 * vec.h (vec_safe_contains): New function.
5435 (vec::contains): Likewise.
5436 (vec::begin): Likewise.
5437 (vec::end): Likewise.
5439 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5442 * cfgexpand.c (expand_stack_vars): Fix typo.
5444 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5446 * system.h (list, map, set, vector): Include conditionally.
5447 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5448 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5449 * ipa-icf.c (INCLUDE_LIST): Define.
5450 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5451 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5452 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5453 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5454 * cp/logic.cc (INCLUDE_LIST): Define.
5455 * fortran/trans-common.c (INCLUDE_MAP): Define.
5457 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5459 * auto-profile.c: Remove <string.h> include.
5460 * ipa-icf-gimple.c: Remove <list> include.
5461 * diagnostic.c: Remove <new> include.
5462 * genmatch.c: Likewise.
5463 * pretty-print.c: Likewise.
5464 * toplev.c: Likewise
5465 * c/c-objc-common.c: Likewise.
5466 * cp/error.c: Likewise.
5467 * fortran/error.c: Likewise.
5469 2016-04-22 Richard Biener <rguenther@suse.de>
5471 * lto-streamer-in.c (input_ssa_names): Do not allocate
5472 GIMPLE_NOP for all SSA names.
5473 * lto-streamer-out.c (output_ssa_names): Do not output
5474 SSA names that should have been released.
5476 2016-04-22 Richard Biener <rguenther@suse.de>
5478 PR tree-optimization/70740
5479 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5482 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/predicates.md (call_insn_operand): Replace
5486 sibcall_memory_operand with memory_operand.
5488 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5490 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5491 has_single_use() tests.
5492 (register_edge_assert_for_1): Likewise.
5493 (find_assert_locations_1): Check the liveness bitmap instead of
5494 checking has_single_use().
5496 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5499 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5500 Extract AVX-512BW constraint from AVX.
5502 2016-04-21 Richard Biener <rguenther@suse.de>
5504 PR tree-optimization/70725
5505 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5506 for phi_convertible_by_degenerating_args.
5507 (predicate_all_scalar_phis): Handle single-argument PHIs.
5509 2016-04-21 Richard Biener <rguenther@suse.de>
5512 * fold-const.c (fold_comparison): Return properly typed
5515 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5517 PR tree-optimization/70715
5518 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5519 after expanding BASE using expand_simple_operations.
5521 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5523 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5524 New transformations.
5526 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5528 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5530 2016-04-20 Jan Hubicka <jh@suse.cz>
5532 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5533 ultiimate_alias_target.
5534 (update_callee_keys): Likewise.
5535 (lookup_recursive_calls): Likewise.
5536 (speculation_useful_p): Likewise.
5538 2016-04-20 Jan Hubicka <jh@suse.cz>
5541 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5542 (set_nothrow_flag_1): ... this; handle interposition correctly;
5543 recurse on aliases and thunks.
5544 (cgraph_node::set_nothrow_flag): New.
5545 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5546 functions compiled with non-call exceptions that binds to current
5548 (propagate_nothrow): Be safe WRT interposition.
5549 * cgraph.h (set_nothrow_flag): Update prototype.
5551 2016-04-18 Jan Hubicka <jh@suse.cz>
5553 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5554 max_loop_iterations_int.
5555 (tree_unswitch_outer_loop): Likewise.
5557 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5559 PR tree-optimization/69489
5560 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5561 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5562 Revise dump message.
5563 (if_convertible_bb_p): Remove check on edge count of basic block's
5566 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5568 PR tree-optimization/56625
5569 PR tree-optimization/69489
5570 * tree-data-ref.h (DR_INNERMOST): New macro.
5571 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5572 hashing struct innermost_loop_behavior.
5573 (ref_DR_map): Remove.
5574 (innermost_DR_map): New map.
5575 (baseref_DR_map): Revise comment.
5576 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5577 to innermost_DR_map accroding to its innermost loop behavior.
5578 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5579 to its innermost loop behavior.
5580 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5581 Add initialization for innermost_DR_map. Record memory reference
5582 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5583 have innermost loop behavior.
5584 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5587 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5590 *lea_general_1. Use explicit SWI12 mode interator.
5591 (*lea<mode>_general_2): Rename from *lea_general_2.
5592 Use explicit SWI12 mode interator.
5593 (*lea<mode>_general_3): Rename from *lea_general_3.
5594 Use explicit SWI12 mode interator.
5595 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5596 Use explicit SWI12 mode interator.
5597 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5598 Use explicit SWI48 mode interator.
5600 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5602 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5603 Short-cut unaligned load and store cases. Handle all integer
5605 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5606 and store cases. Call ix86_avx256_split_vector_move_misalign
5607 directly without checking mode class.
5609 2016-04-20 Andrew Pinski <apinski@cavium.com>
5610 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5613 * config/aarch64/aarch64.md (sibcall): Force call
5614 address to be DImode for ILP32.
5615 (sibcall_value): Likewise.
5617 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5619 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5621 2016-04-20 Richard Biener <rguenther@suse.de>
5623 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5624 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5625 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5626 (maybe_push_res_to_seq): Adjust.
5627 * gimple-fold.c (maybe_build_generic_op): Likewise.
5629 2016-04-20 Marek Polacek <polacek@redhat.com>
5631 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5634 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5636 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5637 use kmovw to support AVX512F target.
5639 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5641 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5643 2016-04-20 Marek Polacek <polacek@redhat.com>
5645 PR tree-optimization/70725
5646 * tree-if-conv.c (is_false_predicate): New function.
5647 (predicate_mem_writes): Use it.
5649 2016-04-20 Richard Biener <rguenther@suse.de>
5651 PR tree-optimization/70726
5652 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5653 shift amounts from a pattern stmt operand.
5655 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5658 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5659 stack_restore_from_fpr pattern when restoring r15.
5660 (s390_optimize_prologue): Strip away the memory barrier in the
5661 parallel when trying to get rid of restore insns.
5662 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5663 definition for loading the stack pointer from an FPR. Compared to
5664 the normal move insn this pattern includes a full memory barrier.
5666 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5669 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5670 implicitly linear or lastprivate iterator on the outer context.
5672 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5674 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5676 * config/i386/i386.md (ssememalign): Removed.
5677 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5679 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5682 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5683 const short * to __builtin_ia32_loaddquhi512_mask.
5684 (_mm512_maskz_loadu_epi16): Likewise.
5685 (_mm512_mask_storeu_epi16): Pass short * to
5686 __builtin_ia32_storedquhi512_mask.
5687 (_mm512_mask_loadu_epi8): Pass const char * to
5688 __builtin_ia32_loaddquqi512_mask.
5689 (_mm512_maskz_loadu_epi8): Likewise.
5690 (_mm512_mask_storeu_epi8): Pass char * to
5691 __builtin_ia32_storedquqi512_mask.
5692 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5693 const double * to __builtin_ia32_loadupd512_mask.
5694 (_mm512_mask_loadu_pd): Likewise.
5695 (_mm512_maskz_loadu_pd): Likewise.
5696 (_mm512_storeu_pd): Pass double * to
5697 __builtin_ia32_storeupd512_mask.
5698 (_mm512_mask_storeu_pd): Likewise.
5699 (_mm512_loadu_ps): Pass const float * to
5700 __builtin_ia32_loadups512_mask.
5701 (_mm512_mask_loadu_ps): Likewise.
5702 (_mm512_maskz_loadu_ps): Likewise.
5703 (_mm512_storeu_ps): Pass float * to
5704 __builtin_ia32_storeups512_mask.
5705 (_mm512_mask_storeu_ps): Likewise.
5706 (_mm512_mask_loadu_epi64): Pass const long long * to
5707 __builtin_ia32_loaddqudi512_mask.
5708 (_mm512_maskz_loadu_epi64): Likewise.
5709 (_mm512_mask_storeu_epi64): Pass long long *
5710 to __builtin_ia32_storedqudi512_mask.
5711 (_mm512_loadu_si512): Pass const int * to
5712 __builtin_ia32_loaddqusi512_mask.
5713 (_mm512_mask_loadu_epi32): Likewise.
5714 (_mm512_maskz_loadu_epi32): Likewise.
5715 (_mm512_storeu_si512): Pass int * to
5716 __builtin_ia32_storedqusi512_mask.
5717 (_mm512_mask_storeu_epi32): Likewise.
5718 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5719 char * to __builtin_ia32_storedquqi256_mask.
5720 (_mm_mask_storeu_epi8): Likewise.
5721 (_mm256_mask_loadu_epi16): Pass const short * to
5722 __builtin_ia32_loaddquhi256_mask.
5723 (_mm256_maskz_loadu_epi16): Likewise.
5724 (_mm_mask_loadu_epi16): Pass const short * to
5725 __builtin_ia32_loaddquhi128_mask.
5726 (_mm_maskz_loadu_epi16): Likewise.
5727 (_mm256_mask_loadu_epi8): Pass const char * to
5728 __builtin_ia32_loaddquqi256_mask.
5729 (_mm256_maskz_loadu_epi8): Likewise.
5730 (_mm_mask_loadu_epi8): Pass const char * to
5731 __builtin_ia32_loaddquqi128_mask.
5732 (_mm_maskz_loadu_epi8): Likewise.
5733 (_mm256_mask_storeu_epi16): Pass short * to.
5734 __builtin_ia32_storedquhi256_mask.
5735 (_mm_mask_storeu_epi16): Pass short * to.
5736 __builtin_ia32_storedquhi128_mask.
5737 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5738 const double * to __builtin_ia32_loadupd256_mask.
5739 (_mm256_maskz_loadu_pd): Likewise.
5740 (_mm_mask_loadu_pd): Pass onst double * to
5741 __builtin_ia32_loadupd128_mask.
5742 (_mm_maskz_loadu_pd): Likewise.
5743 (_mm256_mask_storeu_pd): Pass double * to
5744 __builtin_ia32_storeupd256_mask.
5745 (_mm_mask_storeu_pd): Pass double * to
5746 __builtin_ia32_storeupd128_mask.
5747 (_mm256_mask_loadu_ps): Pass const float * to
5748 __builtin_ia32_loadups256_mask.
5749 (_mm256_maskz_loadu_ps): Likewise.
5750 (_mm_mask_loadu_ps): Pass const float * to
5751 __builtin_ia32_loadups128_mask.
5752 (_mm_maskz_loadu_ps): Likewise.
5753 (_mm256_mask_storeu_ps): Pass float * to
5754 __builtin_ia32_storeups256_mask.
5755 (_mm_mask_storeu_ps): ass float * to
5756 __builtin_ia32_storeups128_mask.
5757 (_mm256_mask_loadu_epi64): Pass const long long * to
5758 __builtin_ia32_loaddqudi256_mask.
5759 (_mm256_maskz_loadu_epi64): Likewise.
5760 (_mm_mask_loadu_epi64): Pass const long long * to
5761 __builtin_ia32_loaddqudi128_mask.
5762 (_mm_maskz_loadu_epi64): Likewise.
5763 (_mm256_mask_storeu_epi64): Pass long long * to
5764 __builtin_ia32_storedqudi256_mask.
5765 (_mm_mask_storeu_epi64): Pass long long * to
5766 __builtin_ia32_storedqudi128_mask.
5767 (_mm256_mask_loadu_epi32): Pass const int * to
5768 __builtin_ia32_loaddqusi256_mask.
5769 (_mm256_maskz_loadu_epi32): Likewise.
5770 (_mm_mask_loadu_epi32): Pass const int * to
5771 __builtin_ia32_loaddqusi128_mask.
5772 (_mm_maskz_loadu_epi32): Likewise.
5773 (_mm256_mask_storeu_epi32): Pass int * to
5774 __builtin_ia32_storedqusi256_mask.
5775 (_mm_mask_storeu_epi32): Pass int * to
5776 __builtin_ia32_storedqusi128_mask.
5777 * config/i386/i386-builtin-types.def (PCSHORT): New.
5779 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5780 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5781 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5782 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5783 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5784 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5785 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5786 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5787 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5788 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5789 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5790 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5791 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5792 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5793 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5794 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5795 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5796 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5797 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5798 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5799 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5800 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5801 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5802 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5803 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5804 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5805 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5806 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5807 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5808 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5809 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5810 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5811 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5812 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5813 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5814 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5815 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5816 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5817 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5818 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5819 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5820 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5821 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5822 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5823 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5824 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5825 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5826 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5827 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5829 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5830 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5832 (ix86_expand_vector_move_misalign): Likewise.
5833 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5834 to scalar function prototype for unaligned load/store builtins.
5835 (ix86_expand_special_args_builtin): Updated.
5836 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5837 (UNSPEC_STOREU): Likewise.
5838 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5839 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5840 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5841 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5842 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5843 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5844 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5845 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5846 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5847 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5848 (<avx512>_storedqu<mode>_mask): Likewise.
5849 (*sse4_2_pcmpestr_unaligned): Likewise.
5850 (*sse4_2_pcmpistr_unaligned): Likewise.
5851 (*mov<mode>_internal): Renamed to ...
5852 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5853 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5854 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5855 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5857 2016-04-19 Richard Biener <rguenther@suse.de>
5859 PR tree-optimization/70171
5860 * tree-ssa-phiprop.c: Include stor-layout.h.
5861 (phiprop_insert_phi): Handle the aggregate copy case.
5862 (propagate_with_phi): Likewise.
5864 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5866 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5867 instead of simplify_gen_subreg (... , 0).
5868 (ix86_delegitimize_address): Ditto.
5869 (ix86_split_divmod): Ditto.
5870 (ix86_split_copysign_const): Ditto.
5871 (ix86_split_copysign_var): Ditto.
5872 (ix86_expand_args_builtin): Ditto.
5873 (ix86_expand_round_builtin): Ditto.
5874 (ix86_expand_special_args_builtin): Ditto.
5875 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5876 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5877 (udivmodqi4): Ditto.
5878 (absneg splitters): Ditto.
5879 (*jcc_bt<mode>_1): Ditto.
5881 2016-04-19 Richard Biener <rguenther@suse.de>
5883 PR tree-optimization/70724
5884 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5885 restoring out from ...
5886 (free_scc_vn): ... here.
5887 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5888 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5890 (pass_fre::execute): Restore SSA info.
5892 2016-04-19 Richard Biener <rguenther@suse.de>
5894 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5895 * gimple-walk.c (walk_gimple_op): Initialize it.
5896 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5897 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5898 remapping SSA names of defs.
5899 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5902 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5905 * lra-constraints.c (equiv_substition_p): New.
5906 (process_alt_operands): Use it.
5907 (swap_operands): Swap it.
5908 (curr_insn_transform): Update it.
5910 2016-04-18 Michael Matz <matz@suse.de>
5912 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5913 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5914 * tree-core.h (tree_type_common.align): Use bit-field.
5915 (tree_type_common.spare): New.
5916 (tree_decl_common.off_align): Make smaller.
5917 (tree_decl_common.align): Use bit-field.
5919 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5920 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5921 (scan_sharing_clauses): Ditto.
5922 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5923 (omp_finish_file): Ditto.
5924 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5925 (layout_decl): Ditto.
5926 (relayout_decl): Ditto.
5927 (finalize_record_size): Use SET_TYPE_ALIGN.
5928 (finalize_type_size): Ditto.
5929 (finish_builtin_struct): Ditto.
5930 (layout_type): Ditto.
5931 (initialize_sizetypes): Ditto.
5932 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5933 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5934 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5935 (get_chain_field): Ditto.
5936 (get_trampoline_type): Ditto.
5937 (get_nl_goto_field): Ditto.
5938 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5940 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5941 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5942 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5943 (build_qualified_type): Use SET_TYPE_ALIGN.
5944 (build_aligned_type, build_range_type_1): Ditto.
5945 (build_atomic_base): Ditto.
5946 (build_common_tree_nodes): Ditto.
5947 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5948 (expand_one_stack_var_at): Ditto.
5949 * coverage.c (build_var): Use SET_DECL_ALIGN.
5950 * except.c (init_eh): Ditto.
5951 * function.c (assign_parm_setup_block): Ditto.
5952 * symtab.c (increase_alignment_1): Ditto.
5953 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5954 * tree-vect-stmts.c (ensure_base_align): Ditto.
5955 * varasm.c (align_variable): Ditto.
5956 (assemble_variable): Ditto.
5957 (build_constant_desc): Ditto.
5958 (output_constant_def_contents): Ditto.
5960 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5961 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5962 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5963 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5964 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5966 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5969 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5970 replace %vmovsd with "%vmovq".
5971 (vec_concatv2df): Likewise.
5973 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5975 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5976 (*vec_extractv2si_0): Ditto.
5977 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5978 (zero_extended_scalar_load_operand splitters): Ditto.
5979 (vec_extract splitters): Ditto.
5980 (*vec_extractv4si_0_zext): Ditto.
5981 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5983 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5984 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5985 (*sse4_1_extractps): Use lowpart_subreg.
5986 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5988 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5990 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5992 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5993 Mention Solaris 11 packaging changes.
5994 Update gas and gld requirements.
5995 Remove reference to pre-Solaris 10 bug.
5996 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5998 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6001 2016-04-17 Jan Hubicka <jh@suse.cz>
6003 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6004 max_loop_iterations_int.
6006 2016-04-18 Richard Biener <rguenther@suse.de>
6008 PR tree-optimization/43434
6009 * tree-ssa-structalias.c (struct vls_data): New.
6010 (visit_loadstore): Handle all pointer-based accesses.
6011 (compute_dependence_clique): Compute a bitmap of restrict tags
6012 assigned bases and pass it to visit_loadstore.
6014 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6017 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6018 armv8.1-a and armv8.1-a+crc.
6020 2016-04-18 Richard Biener <rguenther@suse.de>
6022 PR tree-optimization/70701
6023 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6024 references after translating through a memcpy.
6026 2016-04-18 Richard Biener <rguenther@suse.de>
6028 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6029 (compute_antic): ... here. For partial antic use regular
6030 postorder and scrap iteration.
6031 (compute_partial_antic_aux): Remove unused return value.
6032 (init_pre): Do not allocate postorder.
6033 (fini_pre): Do not free postorder.
6035 2016-04-18 Richard Biener <rguenther@suse.de>
6038 * expmed.c (extract_bit_field_1): Remove broken case
6039 using a wider MODE_INT mode.
6041 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6043 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6044 unless compiling with at least GCC-4.8.
6046 2016-04-17 Jan Hubicka <jh@suse.cz>
6049 * graphite.c (graphite_finalize): Update call to
6050 tree_estimate_probability.
6051 * predict.h (tree_estimate_probability): Update prototype.
6053 2016-04-17 Jan Hubicka <jh@suse.cz>
6055 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6056 (tree_estimate_probability): Likewise.
6057 (pass_profile::execute): Update.
6058 (report_predictor_hitrates): New function.
6059 * profile.c (compute_branch_probabilities): Use it.
6060 * predict.h (report_predictor_hitrates): Declare.
6062 2016-04-17 Jan Hubicka <jh@suse.cz>
6065 * cgraph.h (cgraph_node::set_const_flag,
6066 cgraph_node::set_pure_flag): Update prototype to return bool;
6068 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6069 of interposable symbol are interposable, too.
6070 (cgraph_set_const_flag_1): Rename to ...
6071 (set_const_flag_1): ... this one; change to self recursive function
6072 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6073 clearnig the flag in all variants and also virtual thunks of const
6074 functions are pure; track if any change was done.
6075 (cgraph_node::set_const_flag): Update.
6076 (struct set_pure_flag_info): New struct.
6077 (cgraph_set_pure_flag_1): Rename to ...
6078 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6079 rather than pointer encoded flags; track if any changes was done;
6080 handle correctly clearning flag and setting flag of aliases already
6082 (cgraph_node::set_pure_flag): Update.
6083 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6085 2016-04-17 Tom de Vries <tom@codesourcery.com>
6088 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6091 2016-04-17 Tom de Vries <tom@codesourcery.com>
6093 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6094 '{}<> ' as escape-for-record.
6096 2016-04-17 Tom de Vries <tom@codesourcery.com>
6098 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6101 2016-04-17 Tom de Vries <tom@codesourcery.com>
6104 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6105 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6106 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6107 * passes.c (finish_optimization_passes): Only call
6108 finish_graph_dump_file if dfi->graph_dump_initialized.
6109 (execute_function_dump, pass_init_dump_file): Use
6110 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6112 2016-04-17 Tom de Vries <tom@codesourcery.com>
6114 PR tree-optimization/70256
6115 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6116 (debug_varmap): New function.
6118 2016-04-17 Tom de Vries <tom@codesourcery.com>
6121 * passes.c (pass_manager::register_pass): Propagate pflags.
6123 2016-04-17 Tom de Vries <tom@codesourcery.com>
6126 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6127 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6128 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6129 check if it's equal to p_start.
6130 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6132 2016-04-15 Jan Hubicka <jh@suse.cz>
6135 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6136 function does not bind to current def.
6137 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6138 handle conservatively calls to functions that does not need to bind
6140 (check_call): Update call of worse_state.
6141 (ignore_edge_for_nothrow): Update.
6142 (ignore_edge_for_pure_const): Likewise.
6143 (propagate_pure_const): Update calls to worse_state.
6144 (skip_function_for_local_pure_const): Reformat comments.
6146 2016-04-15 Jan Hubicka <jh@suse.cz>
6149 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6150 (cgraph_node::function_symbol): Likewise.
6151 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6152 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6153 (symtab_node::ultimate_alias_target): Add REF parameter.
6154 (symtab_node::binds_to_current_def_p): Declare.
6155 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6156 (cgraph_node::function_symbol): Likewise.
6157 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6158 (cgraph_node::get_availability): Likewise.
6159 (cgraph_edge::binds_to_current_def_p): New inline function.
6160 (varpool_node::get_availability): Add REF parameter.
6161 (varpool_node::ultimate_alias_target): Likewise.
6162 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6163 (symtab_node::binds_to_current_def_p): Likewise.
6164 * varpool.c (varpool_node::get_availability): Likewise.
6166 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6169 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6170 Fix mode size check.
6172 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6174 * BASE-VER: Set to 7.0.0.
6176 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6178 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6180 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6182 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6183 architecture revisions.
6185 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6187 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6188 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6189 * config/i386/i386.md (stack decrement to push peepholes): Guard
6190 with !x86_using_red_zone ().
6192 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6195 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6196 to dump_generic_node.
6197 (NIY): Pass also flags to do_niy.
6199 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6201 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6202 (simd_clone_vector_of_formal_parm_types)
6203 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6204 (simd_clone_mangle, simd_clone_create)
6205 (simd_clone_adjust_return_type, create_tmp_simd_array)
6206 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6207 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6208 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6209 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6210 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6211 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6212 * omp-simd-clone.c: ... this new file.
6213 (simd_clone_vector_of_formal_parm_types): Make it static.
6214 * Makefile.in (OBJS): Add omp-simd-clone.o.
6216 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6219 * config/i386/sse.md: Use proper memory operand modifiers.
6222 2016-04-15 Richard Biener <rguenther@suse.de>
6223 Alan Modra <amodra@gmail.com>
6225 PR tree-optimization/70130
6226 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6227 when alignment stays not the same and no not use the realign
6230 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6233 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6234 direct move handlers for KFmode. Change TFmode handlers test from
6235 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6237 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6240 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6241 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6242 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6243 * tree-ssa-live.c (remove_unused_scope_block_p): When
6244 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6245 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6246 block_ultimate_origin is FUNCTION_DECL.
6247 (remove_unused_locals): If current_function_decl is
6248 polymorphic_ctor_dtor_p, pass initial true to
6249 remove_unused_scope_block_p' is_ctor_dtor_block.
6251 2016-04-14 Martin Sebor <msebor@redhat.com>
6256 * doc/extend.texi (Variable Length): Revert.
6258 2016-04-14 Marek Polacek <polacek@redhat.com>
6259 Jan Hubicka <hubicka@ucw.cz>
6262 * tree.c (verify_type): Disable the canonical type of main variant
6265 2016-04-14 Jason Merrill <jason@redhat.com>
6267 * cfgexpand.c, expr.c: Revert previous change.
6269 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6272 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6273 when building a mem ref for the incoming reduction variable.
6275 2016-04-14 Richard Biener <rguenther@suse.de>
6277 PR tree-optimization/70614
6278 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6279 loop if the evolution dropped to chrec_dont_know.
6280 (interpret_condition_phi): Likewise.
6282 2016-04-14 Richard Biener <rguenther@suse.de>
6284 PR tree-optimization/70623
6285 * tree-ssa-pre.c (changed_blocks): Make global ...
6286 (compute_antic): ... local here. Move and fix worklist
6287 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6288 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6289 worklist handling, dump when ANTIC_IN changed.
6290 (compute_partial_antic_aux): Remove worklist handling.
6291 (init_pre): Do not compute post dominators. Add a comment about
6292 the CFG order chosen.
6293 (fini_pre): Do not free post dominators.
6295 2016-04-13 Martin Sebor <msebor@redhat.com>
6300 * doc/extend.texi (Variable Length): Document C++ specifics.
6302 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6305 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6306 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6307 eh edges have been purged.
6310 * tree-sra.c (create_access_replacement,
6311 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6313 * tree-pretty-print.c (dump_fancy_name): New function.
6314 (dump_decl_name, dump_generic_node): Use it.
6316 2016-04-13 Jason Merrill <jason@redhat.com>
6318 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6319 * expr.c (expand_expr_real_1): Likewise.
6321 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6323 * config/i386/i386.md (kunpckhi): Swap operands.
6324 (kunpcksi): Likewise.
6325 (kunpckdi): Likewise.
6326 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6327 (vec_pack_trunc_<mode>): Likewise.
6329 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6332 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6335 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6336 gimplification turns some element into non-constant.
6339 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6340 * explow.c (convert_memory_address_addr_space_1): No longer static,
6341 add NO_EMIT argument and don't call convert_modes if true, pass
6342 it down recursively, remove break after return.
6343 (convert_memory_address_addr_space): Adjust caller.
6344 * simplify-rtx.c (simplify_unary_operation_1): Call
6345 convert_memory_address_addr_space_1 instead of convert_memory_address,
6346 if it returns NULL, don't simplify.
6348 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6351 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6353 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6355 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6356 Bump the upper SIMDLEN limits, so that if the return type or
6357 characteristic type if the return type is void can be passed in
6358 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6361 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6364 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6365 Do not use "=" constraint on an input constraint.
6366 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6367 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6368 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6369 generates (neg (abs ...)) instead of (abs ...).
6371 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6373 PR rtl-optimization/70596
6374 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6375 just invalidate LRA data and reset them. Adjust dump wording.
6377 2016-04-12 Martin Liska <mliska@suse.cz>
6380 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6382 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6384 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6385 max_loop_iterations_int.
6386 (tree_unswitch_outer_loop): Likewise.
6387 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6388 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6390 2016-04-12 Tom de Vries <tom@codesourcery.com>
6392 PR tree-optimization/68756
6393 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6394 instead of new_name.
6396 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6398 PR tree-optimization/70602
6399 * tree-sra.c (generate_subtree_copies): Don't write anything into
6400 constant pool decls.
6402 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6403 regardless whether there are depend clauses or not.
6405 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6408 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6409 target attribute and pragma from changing the -mfloat128
6410 and -mfloat128-hardware options.
6412 * doc/extend.texi (Additional Floating Types): Document PowerPC
6413 __float128 restrictions.
6415 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6418 * config/aarch64/driver-aarch64.c
6419 (aarch64_get_extension_string_for_isa_flags): New.
6420 (arch_extension): Rename to...
6421 (aarch64_arch_extension): ...This.
6422 (ext_to_feat_string): Rename to...
6423 (aarch64_extensions): ...This.
6424 (aarch64_core_data): Keep track of architecture extension flags.
6425 (cpu_data): Rename to...
6426 (aarch64_cpu_data): ...This.
6427 (aarch64_arch_driver_info): Keep track of architecture extension
6429 (get_arch_name_from_id): Rename to...
6430 (get_arch_from_id): ...This, change return type.
6431 (host_detect_local_cpu): Update and reformat for renames, handle
6432 extensions through common infrastructure.
6434 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6437 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6438 track of a canonical flag name.
6439 (all_extensions): Likewise.
6440 (arch_to_arch_name): Also track extension flags enabled by the arch.
6441 (all_architectures): Likewise.
6442 (aarch64_parse_extension): Move to here.
6443 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6445 (aarch64_rewrite_selected_cpu): Update for above change.
6446 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6447 are handled, such that the single explicit value enabled by an
6448 extension is kept seperate from the implicit values it also enables.
6449 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6451 (aarch64_parse_extension): New.
6452 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6453 here to config/aarch64/aarch64-protos.h.
6454 (aarch64_parse_extension): Move from here to
6455 common/config/aarch64/aarch64-common.c.
6456 (aarch64_option_print): Update.
6457 (aarch64_declare_function_name): Likewise.
6458 (aarch64_start_file): Likewise.
6459 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6460 the canonical flag for extensions.
6461 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6464 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6466 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6469 2016-04-09 Tom de Vries <tom@codesourcery.com>
6471 PR tree-optimization/68953
6472 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6473 first to last subscript.
6475 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6477 PR tree-optimization/70586
6478 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6481 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6485 PR tree-optimization/70373
6489 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6490 clauses for acc parallel reductions as necessary. Error on those
6492 * omp-low.c (scan_sharing_clauses): Don't install variables which
6493 are used in acc parallel reductions.
6494 (lower_rec_input_clauses): Remove dead code.
6495 (lower_oacc_reductions): Add support for reference reductions.
6496 (lower_reduction_clauses): Remove dead code.
6497 (lower_omp_target): Don't remap variables appearing in acc parallel
6499 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6501 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6504 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6505 with multiple SSA_NAME defs, force the outputs other than first
6506 to be live before calling live_track_process_def on each output.
6508 PR rtl-optimization/70574
6509 * fwprop.c (forward_propagate_and_simplify): Don't add
6510 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6511 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6512 paradoxical subregs within *loc.
6514 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6516 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6517 -ftree-parallelize-loops={0,1}.
6518 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6519 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6520 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6521 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6522 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6524 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6527 * asan.c (instrument_derefs): If we get unknown location, extract it
6529 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6531 2016-04-08 Tom de Vries <tom@codesourcery.com>
6533 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6534 implicit firstprivate clause.
6536 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6539 * config/arm/thumb2.md (tst + branch-> lsls + branch
6540 peephole below *orsi_not_shiftsi_si): Require that condition
6541 register is dead after the peephole.
6542 (second peephole after the above): Likewise.
6544 2016-04-08 Alan Modra <amodra@gmail.com>
6547 * builtins.c (fold_builtin_classify): For IBM extended precision,
6548 look at just the high-order double to test for NaN.
6549 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6550 test just the high double for Inf but both doubles for subnormal
6553 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6555 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6556 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6557 node->simdclone->mask_mode != VOIDmode masks.
6558 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6559 earlier, use it instead of node->simdclone.
6560 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6561 Set clonei->mask_mode.
6563 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6566 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6567 Pass it through to cp_parser_already_scoped_statement.
6568 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6569 it through to cp_parser_statement.
6570 (cp_parser_statement): Pass IF_P through to
6571 cp_parser_iteration_statement.
6572 (cp_parser_pragma): Adjust call to
6573 cp_parser_iteration_statement.
6575 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6578 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6579 resolve a future -Wparentheses warning.
6580 * omp-low.c (scan_sharing_clauses): Likewise.
6581 * tree-parloops.c (eliminate_local_variables): Likewise.
6583 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6585 PR rtl-optimization/70398
6586 * lra-constraints.c (process_address_1): Check zero scale and code
6587 for reloading with zero scale.
6589 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6592 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6594 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6596 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6597 Add support for AVX512F clones, include them by default for
6598 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6599 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6603 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6604 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6605 firstprivate clauses.
6606 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6607 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6608 (lower_omp_target): Set TREE_NO_WARNING for
6609 non-addressable possibly uninitialized vars which are copied into
6610 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6612 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6614 * config/pa/predicates.md (integer_store_memory_operand): Accept
6615 REG+D operands with a large offset when reload_in_progress is true.
6616 (floating_point_store_memory_operand): Likewise.
6618 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6621 * match.pd (nested int casts): Limit to GIMPLE.
6623 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6626 * ipa-devirt.c (maybe_record_node): Fix comment; use
6627 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6629 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6631 PR rtl-optimization/70542
6632 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6633 if there are any uses other than insn or debug insns.
6635 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6636 Jakub Jelinek <jakub@redhat.com>
6638 PR tree-optimization/70509
6639 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6640 Shift HOST_WIDE_INT_1U instead of 1.
6642 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6644 PR tree-optimization/70509
6645 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6646 of the vector base type for index.
6648 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6653 2016-04-05 Richard Biener <rguenther@suse.de>
6655 PR tree-optimization/70526
6656 * tree-sra.c (build_ref_for_offset): Use prev_base to
6657 extract the alias pointer type.
6659 2016-04-05 Richard Biener <rguenther@suse.de>
6661 * dse.c (struct store_info): Remove alias_set member.
6662 (struct read_info_type): Likewise.
6663 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6664 spill_deleted, clear_alias_set_lookup): Remove.
6665 (get_group_info): Remove dead base == NULL_RTX case.
6666 (dse_step0): Remove initialization of removed variables.
6667 (delete_dead_store_insn): Reomve alias set dumping.
6668 (free_read_records): Remove alias_set handling.
6669 (canon_address): Remove alias_set_out parameter.
6670 (record_store): Remove spill_alias_set, it's always zero.
6671 (check_mem_read_rtx): Likewise.
6672 (dse_step2): Rename from ...
6673 (dse_step2_nospill): ... this. Adjust.
6674 (scan_stores): Rename from ...
6675 (scan_stores_nospill): ... this.
6676 (scan_reads): Rename from ...
6677 (scan_reads_nospill): ... this.
6678 (scan_stores_spill, scan_reads_spill): Remove.
6679 (dse_step3_scan): Remove for_spills argument which is always false.
6680 (dse_step3): Likewise.
6681 (dse_step5): Rename from ...
6682 (dse_step5_nospill): ... this. Remove alias_set handling.
6683 (rest_of_handle_dse): Adjust.
6685 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6688 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6689 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6690 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6691 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6693 2016-04-05 Richard Biener <rguenther@suse.de>
6696 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6697 non-register type temporaries into SSA.
6699 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6702 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6703 calls when sanitizing.
6704 (possible_polymorphic_call_target_p): Fix formatting.
6706 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6707 Jakub Jelinek <jakub@redhat.com>
6710 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6711 to ensure a call statement is compatible with a built-in's
6713 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6716 2016-04-04 Richard Biener <rguenther@suse.de>
6718 PR rtl-optimization/70484
6719 * rtl.h (canon_output_dependence): Declare.
6720 * alias.c (canon_output_dependence): New function.
6721 * dse.c (record_store): Use canon_output_dependence rather
6722 than canon_true_dependence.
6724 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6727 * cgraph.h (symtab_node::copy_visibility_from): New function.
6728 * symtab.c (symtab_node::copy_visibility_from): New function.
6729 * ipa-visibility.c (optimize_weakref): New function.
6730 (function_and_variable_visibility): Use it.
6732 2016-04-04 Martin Liska <mliska@suse.cz>
6735 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6736 value that is really in range handled by SBR instruction.
6737 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6738 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6739 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6741 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6745 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6746 set, but not for SP_REG operands.
6748 2016-04-02 Martin Sebor <msebor@redhat.com>
6751 * fold-const.c (maybe_nonzero_address): New function.
6752 (fold_comparison): Call it. Fold equality and relational
6753 expressions involving null pointers.
6754 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6756 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6758 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6759 the "Y" constraint (scalar FP 0.0 immediate).
6761 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6762 Add the "const_double" to the list of operand constraints.
6764 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6766 PR rtl-optimization/70467
6767 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6768 If low word of the last operand is 0, just emit addition/subtraction
6771 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6774 * config/s390/s390.c (s390_expand_insv): Check for everything
6775 constant instead of just VOIDmode stuff.
6777 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6780 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6782 2016-04-01 Nathan Sidwell <nathan@acm.org>
6784 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6786 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6788 PR rtl-optimization/70461
6789 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6792 2016-03-31 Martin Liska <mliska@suse.cz>
6795 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6796 a tree value or an immediate integer value to a buffer
6797 that is eventually copied to a BRIG section.
6798 (emit_immediate_operand): Call the function here.
6799 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6800 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6801 of class' fields that are removed.
6802 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6803 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6804 m_brig_repr_size fields.
6806 2016-03-31 Martin Liska <mliska@suse.cz>
6809 * hsa-gen.c (hsa_function_representation::update_dominance): New
6811 (convert_addr_to_flat_segment): Likewise.
6812 (gen_hsa_memory_set): New alignment argument.
6813 (gen_hsa_ctor_assignment): Likewise.
6814 (gen_hsa_insns_for_single_assignment): Provide alignment
6815 to gen_hsa_ctor_assignment.
6816 (gen_hsa_insns_for_direct_call): Add new argument.
6817 (expand_lhs_of_string_op): New function.
6818 (expand_string_operation_builtin): Likewise.
6819 (expand_memory_copy): New function.
6820 (expand_memory_set): New function.
6821 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6822 (convert_switch_statements): Change signature.
6823 (generate_hsa): Use a return value of the function.
6824 (pass_gen_hsail::execute): Do not call
6825 convert_switch_statements here.
6826 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6827 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6828 (hsa_function_representation::update_dominance): New function.
6830 2016-03-31 Martin Liska <mliska@suse.cz>
6833 * hsa-brig.c (emit_directive_variable): Emit alignment
6834 according to hsa_symbol::m_align.
6835 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6836 (dump_hsa_symbol): Dump alignment of HSA symbols.
6837 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6838 (gen_hsa_addr_with_align): New function.
6839 (hsa_bitmemref_alignment): Use newly added function.
6840 (gen_hsa_insns_for_load): Likewise.
6841 (gen_hsa_insns_for_store): Likewise.
6842 (gen_hsa_memory_copy): New argument added.
6843 (gen_hsa_insns_for_single_assignment): Respect
6844 alignment for assignments processed via gen_hsa_memory_copy.
6845 (gen_hsa_insns_for_direct_call): Likewise.
6846 (gen_hsa_insns_for_return): Likewise.
6847 (gen_function_def_parameters): Set default alignment.
6848 * hsa.c (hsa_object_alignment): New function.
6849 (hsa_byte_alignment): Pasted function.
6850 * hsa.h (hsa_symbol::m_align): New field.
6852 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6854 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6855 scratch field for goto case.
6857 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6859 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6861 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6864 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6865 (scalar_chain::convert_insn): Call convert_op for reg
6866 moves to handle undefined registers.
6868 2016-03-31 Nathan Sidwell <nathan@acm.org>
6871 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6872 Assert we don't want to move backwards.
6874 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6877 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6879 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6881 PR rtl-optimization/70460
6882 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6883 with operand from REG_LABEL_OPERAND, instead substitute
6884 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6885 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6887 2016-03-31 Martin Liska <mliska@suse.cz>
6889 * passes.c (execute_one_pass): Do not call
6890 todo_after for a discarded function.
6892 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6894 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6895 (no_cost, infinite_cost): Initialize the new field.
6896 (get_computation_cost_at): Record setup cost.
6897 (determine_use_iv_cost_address): Skip cost computation for sub
6898 uses if we can estimate it without losing accuracy.
6900 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6902 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6904 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6905 max_loop_iterations_int.
6906 (tree_unswitch_outer_loop): Likewise.
6907 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6908 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6910 2016-03-30 Richard Biener <rguenther@suse.de>
6913 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6915 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6918 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6919 in gen_blendm expander.
6921 2016-03-30 Nick Clifton <nickc@redhat.com>
6924 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6925 case where we are already provided with an SImode SUBREG.
6927 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6930 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6931 conflict between DRAP register and __builtin_eh_return.
6933 2016-03-30 Michael Matz <matz@suse.de>
6934 Richard Biener <rguenther@suse.de>
6937 * ipa-polymorphic-call.c (struct type_change_info): Change
6938 speculative to an unsigned allowing to limit the work we do.
6939 (csftc_abort_walking_p): New inline function..
6940 (check_stmt_for_type_change): Limit the number of may-defs
6941 skipped for speculative devirtualization to
6942 max-speculative-devirt-maydefs.
6943 * params.def (max-speculative-devirt-maydefs): New param.
6944 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6946 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6949 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6952 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6954 PR tree-optimization/59124
6955 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6956 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6958 2016-03-29 Jeff Law <law@redhat.com>
6960 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6962 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6964 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6967 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6969 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6970 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6971 gcrt0.o if linking dynamically.
6973 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6976 * ipa-devirt.c (methods_equal_p): New function.
6977 (compare_virtual_tables): Use it.
6978 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6979 * cgraphclones.c (clone_function_name_1): Use
6980 symbol_table::symbol_suffix_separator.
6981 * coverage.c (build_var): Likewise.
6982 * symtab.c (symbol_table::symbol_suffix_separator): New.
6984 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6986 PR rtl-optimization/70429
6987 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6988 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6989 mode != result_mode.
6992 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6994 PR tree-optimization/70405
6995 * ssa-iterators.h (num_imm_uses): Add missing braces.
6997 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6999 PR rtl-optimization/68695
7000 * ira-color.c (allocno_copy_cost_saving): New.
7001 (improve_allocation): Use it.
7003 2016-03-29 Richard Henderson <rth@redhat.com>
7006 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7008 2016-03-29 Richard Biener <rguenther@suse.de>
7011 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7012 use alignment returned by get_pointer_alignment_1 if it is
7013 bigger than BITS_PER_UNIT.
7014 * builtins.c (get_pointer_alignment_1): Do not return true
7015 for alignment extracted from SSA info.
7017 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7019 * config/ft32/ft32.opt (mnodiv): New.
7020 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7021 * doc/invoke.texi (FT32 Options -mnodiv): New.
7023 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7026 * config/i386/i386.md (define_split, andn): Fix modes.
7028 2016-03-26 Richard Biener <rguenther@suse.de>
7029 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7032 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7034 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7035 as 2nd argument to cl_optimization_restore().
7037 2016-03-25 Richard Henderson <rth@redhat.com>
7040 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7041 * config/aarch64/aarch64-protos.h: Declare it.
7042 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7044 2016-03-25 Alan Modra <amodra@gmail.com>
7047 * config/rs6000/constraints.md (j): Simplify.
7048 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7050 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7051 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7052 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7053 in all constraint alternatives.
7054 (movtd_64bit_nodm): Delete "j" constraint alternative.
7056 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7058 * tree-ssa-propagate.c: Enhance docs for
7059 SSA_PROP_NOT_INTERESTING.
7061 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7063 * doc/extend.texi: Fix typo in documentation to pure attribute.
7065 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7068 * config/pa/pa.md (bswapdi2): Use a scratch register.
7070 2016-03-24 Richard Henderson <rth@redhat.com>
7073 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7076 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7079 using ix86_expand_binary_operator instead of gen_andsi3.
7081 2016-03-24 Richard Biener <rguenther@suse.de>
7083 PR tree-optimization/70396
7084 * tree-vect-stmts.c (vectorizable_comparison): Use
7085 get_vectype_for_scalar_type.
7087 2016-03-24 Richard Biener <rguenther@suse.de>
7090 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7091 with register bases.
7093 2016-03-24 Richard Biener <rguenther@suse.de>
7095 PR tree-optimization/70372
7096 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7097 build_all_ones_cst to also handle vector types correctly.
7099 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7102 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7105 2016-03-23 Marek Polacek <polacek@redhat.com>
7108 * doc/invoke.texi: Document -Wignored-attributes.
7110 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7112 PR tree-optimization/69042
7113 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7114 parameter from 30 to 40.
7116 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7118 PR tree-optimization/69042
7119 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7120 for use with constant offset stripped in base.
7122 2016-03-23 Richard Biener <rguenther@suse.de>
7125 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7126 mode compatibility check.
7127 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7129 2016-03-23 Jeff Law <law@redhat.com>
7131 PR tree-optimization/64058
7132 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7134 (struct ssa_conflicts): Move up earlier in the file.
7135 (conflicts_, var_map_): New static variables.
7136 (initialize_conflict_count): New function to initialize the
7137 CONFLICT_COUNT field for each conflict pair.
7138 (compare_pairs): Lazily initialize the conflict count and use it
7139 as the first tie-breaker.
7140 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7141 and wipe conflicts_ and map_ around the call to qsort. Remove
7142 special case for 2 coalesce pairs.
7143 * bitmap.c (bitmap_count_unique_bits): New function.
7144 (bitmap_count_bits_in_word): New function, extracted from
7146 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7147 * bitmap.h (bitmap_count_unique_bits): Declare it.
7149 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7152 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7153 transparent alias chain for decl assembler name.
7154 * config/sol2.c (solaris_assemble_visibility): Likewise.
7156 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7158 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7160 (v10_fdivs): Likewise.
7161 (v10_fdivd): Likewise.
7163 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7166 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7167 to not call fclose twice on file.
7169 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7171 PR tree-optimization/70354
7172 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7173 oprnd0 is wider than oprnd1 and there is a cast from the wider
7174 type to oprnd1, mask it with the mask of the narrower type.
7177 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7178 Optimize TARGET_STV splitters, if high or low word of last argument
7181 2016-03-22 Jeff Law <law@redhat.com>
7184 tree-ssa-threadbackward.c
7185 (fsm_find_control_statement_thread_paths): Correctly distinguish
7186 between old style jump threads vs FSM jump threads.
7188 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7191 * config/i386/i386.c (scalar_chain::convert_op): Support
7192 uninitialized register usage case.
7194 2016-03-22 Richard Biener <rguenther@suse.de>
7197 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7199 (capture::gen_transform): ... to change behavior when substituting
7200 a condition into cond or not-cond expr context.
7201 (dt_simplify::gen_1): Adjust.
7202 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7203 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7204 last change and instead change to
7205 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7206 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7208 2016-03-22 Anthony Green <green@moxielogic.com>
7210 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7211 issue for moxiebox targets.
7212 (CC1PLUS_SPEC): Ditto.
7214 2016-03-22 Richard Biener <rguenther@suse.de>
7217 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7220 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7222 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7224 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7227 * config/i386/i386.c (def_builtin): Handle
7228 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7230 (const struct builtin_description bdesc_special_args[]):
7231 Remove duplicate ISA bits.
7233 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7236 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7237 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7238 in a way that works also for AVX512BW.
7241 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7242 instead of source if operands[1] is xmm16 and above and
7243 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7244 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7247 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7248 on assign if (*from_p) is a comparison, set it to
7249 TREE_NO_WARNING (*from_p).
7251 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7254 * lra.c (restore_scratches): Ignore deleted insns.
7256 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7257 Jakub Jelinek <jakub@redhat.com>
7259 PR tree-optimization/70317
7260 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7263 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7267 of ix86_expand_move.
7269 (movti): Use general_operand for operand 1 predicate.
7271 2016-03-21 Martin Liska <mliska@suse.cz>
7273 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7275 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7277 2016-03-21 Martin Liska <mliska@suse.cz>
7280 * ipa-icf.c (sem_function::parse): Skip static
7281 constructors and destructors.
7283 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7286 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7287 function-like macro, peek following token(s) if it is followed
7288 by CPP_OPEN_PAREN token with optional padding in between, and
7289 if not, don't treat it like a macro.
7291 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7292 Alexander Monakov <amonakov@ispras.ru>
7294 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7295 for the stabs debug format.
7297 2016-03-21 Richard Biener <rguenther@suse.de>
7299 PR tree-optimization/70310
7300 * tree-vect-generic.c (expand_vector_condition): Fold the built
7303 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7306 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7307 Block third alternative for AVX-512VL target,
7309 2016-03-21 Martin Liska <mliska@suse.cz>
7312 * hsa-brig.c (emit_function_directives): Mark unemitted
7313 global variables for emission.
7314 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7315 (get_symbol_for_decl): Likewise.
7316 * hsa.h (struct hsa_symbol): New flag.
7318 2016-03-21 Richard Biener <rguenther@suse.de>
7320 PR tree-optimization/70288
7321 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7322 we do not estimate unsimplified all-constant conditionals or
7323 switches as optimized away.
7325 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7327 PR rtl-optimization/69102
7328 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7329 when we have a readonly dependency context.
7331 2016-03-18 Jeff Law <law@redhat.com>
7333 PR rtl-optimization/70263
7334 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7335 (update_equiv_regs): When trying to move a store to after the insn
7336 that sets the source of the store, make sure the store occurs after
7337 the insn that sets the source of the store. When successful note
7338 the REG_EQUIV note created in the dump file.
7340 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7341 Bernd Schmidt <bschmidt@redhat.com>
7343 * doc/extend.texi: Document more potential problems with basic asms.
7345 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7347 PR rtl-optimization/70278
7348 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7351 2016-03-18 Jason Merrill <jason@redhat.com>
7353 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7355 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7357 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7358 values to 128b regs.
7360 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7362 PR tree-optimization/70252
7363 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7364 boolean vector has a proper number of elements.
7365 (supportable_narrowing_operation): Likewise.
7367 2016-03-18 Tom de Vries <tom@codesourcery.com>
7370 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7372 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7374 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7375 instead of replace_rtx for DEBUG_INSNs.
7377 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7379 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7380 load type reservations.
7382 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7385 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7386 define_constraint for "Q" and "T" constraints.
7388 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7390 Tweak the pipeline model for Exynos M1
7392 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7395 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7398 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7399 where one or both locations aren't within a line_map.
7401 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7404 * opts.c (finish_options): Don't set flag_pie to the default if
7405 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7408 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7410 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7411 true as ALL_REGS argument to replace_rtx.
7413 2016-03-17 Richard Biener <rguenther@suse.de>
7416 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7419 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7422 * rtl.h (replace_rtx): Add ALL_REGS argument.
7423 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7424 equality and assert mode is the same, instead of just rtx pointer
7426 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7427 true as ALL_REGS argument to replace_rtx.
7429 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7431 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7432 for boolean vector with vector mode only.
7433 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7435 2016-03-17 Nick Clifton <nickc@redhat.com>
7438 * config/rx/rx.c (rx_print_integer): Print negative constants in
7441 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7444 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7446 2016-03-16 Richard Henderson <rth@redhat.com>
7447 Richard Biener <rguenth@suse.de>
7452 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7453 first operand as is_gimple_condexpr.
7458 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7459 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7460 Do not gimplify the result.
7461 (do_unop): Adjust call to tree_vec_extract.
7462 (do_binop): Likewise.
7463 (do_compare): Likewise.
7464 (do_plus_minus): Likewise.
7465 (do_negate): Likewise.
7466 (expand_vector_condition): Likewise.
7467 (do_cond): Likewise.
7469 2016-03-16 Richard Henderson <rth@redhat.com>
7472 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7473 (aarch64_classify_address): Use it.
7474 (aarch64_legitimize_address): Force all subexpressions of PLUS
7475 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7477 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7478 Richard Biener <rguenth@suse.de>
7481 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7482 return to even if only REGNO is equal, and assert
7485 2016-03-11 Jeff Law <law@redhat.com>
7487 PR rtl-optimization/70224
7488 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7490 2016-03-16 Richard Henderson <rth@redhat.com>
7493 * function.h (struct function): Add has_forced_label_in_static.
7494 * gimplify.c (force_labels_r): Set it.
7495 * lto-streamer-in.c (input_struct_function_base): Read it.
7496 * lto-streamer-out.c (output_struct_function_base): Write it.
7497 * tree-inline.c (has_label_address_in_static_1): Remove.
7498 (copy_forbidden): Remove fndecl parameter; test
7499 has_forced_label_in_static.
7500 (inline_forbidden_p): Update call to copy_forbidden.
7501 (tree_versionable_function_p): Likewise.
7502 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7503 (chkp_versioning): Likewise.
7504 * tree-inline.h (copy_forbidden): Update decl.
7506 2016-03-16 Marek Polacek <polacek@redhat.com>
7509 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7510 function being thunked if the result type doesn't have fixed size.
7511 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7512 doesn't have fixed size.
7514 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7516 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7517 reporting malformed loop nest.
7519 2016-03-16 Tom de Vries <tom@codesourcery.com>
7522 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7523 nodes.length () == 1 test to before first nodes[0] access.
7525 2016-03-16 Tom de Vries <tom@codesourcery.com>
7527 PR tree-optimization/68715
7528 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7531 2016-03-16 Tom de Vries <tom@codesourcery.com>
7533 PR tree-optimization/68809
7534 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7537 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7538 Sandra Loosemore <sandra@codesourcery.com>
7540 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7541 on leaf attribute. Mention ELF interposition problems.
7543 2016-03-16 Alan Modra <amodra@gmail.com>
7545 PR rtl-optimization/69195
7546 PR rtl-optimization/47992
7547 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7550 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7553 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7555 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7557 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7559 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7561 PR rtl-optimization/70222
7562 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7563 optimization if mode is different from result_mode, queue up masking
7564 of the result in outer_op. Formatting fix.
7567 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7570 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7572 PR rtl-optimization/69032
7573 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7574 looping backwards over basic block insns.
7576 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7579 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7580 to non-speculative when propagating trap bits.
7582 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7584 PR rtl-optimization/63384
7585 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7588 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7591 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7592 factored out from ...
7593 (sched_analyze_insn): ... here.
7594 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7595 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7596 get_implicit_reg_pending_clobbers in it.
7597 (setup_id_reg_sets): Use setup_id_implicit_regs.
7598 (deps_init_id): Ditto.
7600 2016-03-15 Tom de Vries <tom@codesourcery.com>
7603 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7605 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7606 execute_function_dump.
7607 (execute_one_pass): Don't dump function if it will be dumped after ipa
7610 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7612 * genrecog.c (match_pattern_2): If pred is NULL don't call
7613 safe_predicate_mode on it.
7615 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7618 * lra-constraints.c (delete_move_and_clobber): Change assertion
7619 to also allow dregno == 0.
7621 2016-03-14 Richard Henderson <rth@redhat.com>
7624 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7625 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7626 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7627 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7630 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7633 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7635 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7637 * lra-constraints.c (split_reg): For hard regs, try to find the
7638 biggest single-register mode used in the function.
7640 2016-03-14 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/56365
7643 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7644 constants to compare against.
7646 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7649 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7650 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7651 (define_split for the GPR case): Use int_reg_operand instead of
7652 gpc_reg_operand for the output.
7654 2016-03-14 Tom de Vries <tom@codesourcery.com>
7656 PR tree-optimization/70045
7657 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7658 create_empty_if_region_on_edge argument.
7660 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7662 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7663 (STACK_CHECK_PROTECT): Likewise.
7664 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7665 (STACK_CHECK_PROTECT): Likewise.
7666 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7667 (STACK_CHECK_PROTECT): Likewise.
7668 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7669 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7670 (STACK_CHECK_PROTECT): Likewise.
7672 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7674 PR rtl-optimization/69307
7675 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7676 registers in modes that span more than one register.
7678 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7681 * lra-constraints.c (delete_move_and_clobber): New.
7682 (remove_inheritance_pseudos): Use it.
7684 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7687 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7688 the libcall is LCT_THROW.
7689 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7690 for the checking routine.
7692 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7695 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7696 optimization if we have direct move.
7697 (roundu32<mode>2_fprs): Likewise.
7699 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7702 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7704 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7705 Arguments swapped. All callers changed. Take reg_renumber into
7706 account, and Calculate and compare register ranges for hard regs.
7708 2016-03-11 Jeff Law <law@redhat.com>
7710 PR tree-optimization/70190
7711 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7712 Handle cases where we can not extract the taken edge, even though we
7713 found a constant value.
7715 PR tree-optimization/64058
7716 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7717 (num_coalesce_pairs): Move up earlier in file.
7718 (find_coalesce_pair): Initialize the INDEX field for each pair
7720 (compare_pairs): No longer sort on the elements in each pair.
7721 Instead break ties with the index of the coalesce pair.
7723 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7726 * config/aarch64/aarch64-protos.h
7727 (aarch64_save_restore_target_globals): New prototype.
7728 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7729 Call the above when popping pragma.
7730 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7732 (aarch64_set_current_function): Rewrite using the above.
7734 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7736 PR tree-optimization/70177
7737 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7738 (extract_ops_from_tree): ... this. In the 2 argument
7739 overload remove _1 suffix.
7740 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7741 (extract_ops_from_tree): ... this.
7742 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7744 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7745 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7746 extract_ops_from_tree instead of 2 operand one.
7748 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7750 PR tree-optimization/70013
7751 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7752 for constant-pool entries.
7754 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7756 PR rtl-optimization/70174
7757 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7758 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7760 PR tree-optimization/70169
7761 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7762 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7765 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7766 Jakub Jelinek <jakub@redhat.com>
7769 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7770 of uninitialized values.
7772 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7774 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7776 ("*trunctddd2"): New pattern definition.
7777 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7780 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7782 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7783 definitions for BFP and DFP rounding modes.
7784 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7785 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7786 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7787 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7790 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7792 * config/s390/constraints.md: Adjust comment.
7793 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7794 s390_decompose_addrstyle_without_index.
7795 * config/s390/predicates.md (shift_count_or_setmem_operand):
7796 Rename to setmem_operand.
7797 * config/s390/s390-protos.h
7798 (s390_decompose_shift_count): Rename to
7799 s390_decompose_addrstyle_without_index.
7800 * config/s390/s390.c (s390_decompose_shift_count)
7801 (s390_mem_constraint, print_shift_count_operand)
7802 (print_operand_address, print_operand): Rename
7803 s390_decompose_shift_count to
7804 s390_decompose_addrstyle_without_index and rename
7805 print_shift_count_operand to print_addrstyle_operand troughout the
7807 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7808 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7809 Rename shift_count_or_setmem_operand to setmem_operand.
7810 * config/s390/vx-builtins.md ("vec_insert<mode>")
7811 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7814 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7817 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7818 Handle overlapping retval and newval.
7820 2016-03-10 Nick Clifton <nickc@redhat.com>
7823 * config/aarch64/aarch64.c
7824 (aarch64_override_options_after_change_1): When forcing
7825 flag_omit_frame_pointer to be true, use a special value that can
7826 be detected if this function is called again, thus preventing
7827 flag_omit_leaf_frame_pointer from being forced to be false.
7829 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7831 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7832 Set x_flag_omit_leaf_frame_pointer when handling
7833 -momit-leaf-frame-pointer.
7835 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7838 * cgraph.c (cgraph_node::dump): Dump split_part and
7839 indirect_call_target.
7840 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7841 * ipa.c (has_addr_references_p): Cleanup.
7842 (is_indirect_call_target_p): New.
7843 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7844 called indirectly as local.
7845 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7847 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7850 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7851 on cxa_pure_virtual.
7853 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7856 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7858 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7861 * tree.c (need_assembler_name_p): Only record main variant type names.
7863 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7866 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7867 Always define to 0 or 1.
7868 (TARGET_FIX_ERR_A53_843419): New macro.
7869 * config/aarch64/aarch64-elf-raw.h
7870 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7871 * config/aarch64/aarch64-linux.h: Likewise.
7872 * config/aarch64/aarch64.c
7873 (aarch64_override_options_after_change_1): Do not default
7874 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7876 (aarch64_attributes): Handle fix-cortex-a53-843419.
7877 (aarch64_can_inline_p): Likewise.
7878 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7880 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7881 Jakub Jelinek <jakub@redhat.com>
7883 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7884 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7885 DECL_COMMONS if flag_unconstrained_commons is set.
7886 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7887 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7888 (funconstrained-commons): Document.
7890 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7892 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7893 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7895 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7897 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7898 has a proper number of elements.
7900 2016-03-10 Alan Modra <amodra@gmail.com>
7902 PR rtl-optimization/69195
7903 PR rtl-optimization/47992
7904 * ira.c (recorded_label_ref): Delete.
7905 (update_equiv_regs): Return void.
7906 (indirect_jump_optimize): New function.
7907 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7908 before regstat_compute_ri. Don't rebuild_jump_labels here.
7909 Delete update_regstat.
7911 2016-03-10 Richard Biener <rguenther@suse.de>
7913 PR tree-optimization/70128
7914 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7915 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7917 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7919 PR tree-optimization/70152
7920 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7921 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7924 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7925 instead of gen_sse2_loadlpd.
7926 * config/i386/sse.md (*vec_concatv2df): Rename to...
7927 (vec_concatv2df): ... this.
7929 PR tree-optimization/70127
7930 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7932 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7936 * diagnostic-show-locus.c (compatible_locations_p): New function.
7937 (layout::layout): Sanitize ranges using compatible_locations_p.
7939 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7943 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7944 location_range param with three const expanded_locations * and a
7946 (layout::layout): Replace call to
7947 rich_location::lazily_expand_location with get_expanded_location.
7948 Extract the range and perform location expansion here, passing
7949 the results to the layout_range ctor.
7950 * diagnostic.c (source_range::debug): Delete.
7951 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7952 of rich_location::get_expanded_location.
7953 * gcc-rich-location.c (get_range_for_expr): Delete.
7954 (gcc_rich_location::add_expr): Reimplement to avoid the
7955 rich_location::add_range overload that took a location_range,
7956 passing a location_t instead.
7958 2016-03-09 Richard Biener <rguenther@suse.de>
7959 Jakub Jelinek <jakub@redhat.com>
7961 PR tree-optimization/70138
7962 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7963 Also skip vect_double_reduction_def.
7965 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7968 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7969 if the operand is "m".
7971 2016-03-09 Nathan Sidwell <nathan@acm.org>
7973 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7975 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7977 * config/i386/i386.c (processor_target_table): Fix cost table
7978 intialization order for znver1.
7980 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7982 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7983 - becuase -> because.
7984 * ipa-reference.c (ignore_module_statics): Likewise.
7985 * cgraph.c (cgraph_node::get_body): Likewise.
7986 * ipa-inline.c (early_inliner): Likewise.
7987 * ipa-devirt.c (types_same_for_odr): Likewise.
7988 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7989 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7991 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7993 * tree-ssa-math-opts.c: Fix typo in comment.
7995 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7998 * config/i386/i386.c (scalar_chain::make_vector_copies,
7999 scalar_chain::convert_reg): Call end_sequence in between
8000 get_insns and emit_conversion_insns rather than after both
8003 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8006 * config/i386/i386.h (machine_function): Add
8007 pc_thunk_call_expanded flag.
8008 (ix86_pc_thunk_call_expanded): New define.
8009 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8010 (*set_got): Rename insn pattern from set_got.
8011 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8012 * config/i386/i386.c (ix86_compute_frame_layout): Use
8013 ix86_pc_thunk_call_expanded to prevent red-zone.
8015 2016-03-07 Martin Jambor <mjambor@suse.cz>
8017 * hsa.h (hsa_get_ctor_statements): Declare.
8018 (hsa_get_dtor_statements): Likewise.
8019 (hsa_get_kernel_dispatch_type): Likewise.
8020 * hsa.c (hsa_get_ctor_statements): New function.
8021 (hsa_get_dtor_statements): Likewise.
8022 (hsa_get_kernel_dispatch_type): Likewise.
8023 * hsa-brig.c (hsa_cdtor_statements): Removed.
8024 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8025 hsa_get_dtor_statements.
8026 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8027 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8029 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8031 * config/arm/arm-cores.def (cortex-r8): New.
8032 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8033 * config/arm/arm-tune.md: Likewise.
8034 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8036 2016-03-07 Martin Sebor <msebor@redhat.com>
8038 PR rtl-optimization/19705
8039 * doc/invoke.texi (Options That Control Optimization): Clarify
8040 -fno-branch-count-reg.
8042 2016-02-26 Richard Biener <rguenther@suse.de>
8043 Jeff Law <law@redhat.com>
8045 PR tree-optimization/69740
8046 * cfghooks.c (remove_edge): Request loop fixups if we delete
8047 an edge that might turn an irreducible loop into a natural
8049 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8050 Move after definition of loops_state_clear.
8052 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8054 PR rtl-optimization/69052
8055 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8058 2016-03-07 Tom de Vries <tom@codesourcery.com>
8060 PR tree-optimization/70116
8061 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8062 is_tm_ending stmts and ubsan/asan internal functions.
8063 (find_duplicate): Use it. Don't test is_tm_ending here.
8065 2016-03-07 Richard Biener <rguenther@suse.de>
8067 PR tree-optimization/70115
8068 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8069 (propagate_constants_for_unrolling): Use replace_uses_by.
8071 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8074 * omp-low.c (struct oacc_loop): Add ifns.
8075 (new_oacc_loop_raw): Initialize it.
8076 (finish_oacc_loop): Clear mask & flags if no ifns.
8077 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8078 (oacc_loop_xform_loop): Add ifns arg & adjust.
8079 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8081 2016-03-07 Richard Henderson <rth@redhat.com>
8084 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8085 (insert_value_copy_on_edge): Likewise.
8087 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8089 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8091 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8094 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8096 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8098 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8100 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8102 Fix sseimul type attribute.
8103 * config/i386/znver1.md
8104 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8105 znver1_sseimul_avx256_load) : Fix the type attribute.
8106 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8107 pipe usage and latency.
8109 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8112 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8113 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8116 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8119 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8121 PR rtl-optimization/69941
8122 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8123 the reg share its mode.
8125 2016-03-04 Jeff Law <law@redhat.com>
8127 PR tree-optimization/69196
8128 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8129 If the both SSA_NAMEs are anonymous, then consider them unassociated
8130 and include the PHI in the statement count.
8132 2016-03-05 Tom de Vries <tom@codesourcery.com>
8134 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8135 construct in oacc routine. Check for oacc region in oacc routine.
8137 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8140 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8141 2016-02-22 changes, instead don't recurse if RECUR is already true.
8142 Don't change *dynamic_check if RECUR. Adjust recursive caller
8143 to pass true to the new argument.
8144 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8147 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8148 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8150 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8152 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8154 PR rtl-optimization/57676
8155 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8158 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8160 * tree-vect-patterns.c (search_type_for_mask): Handle
8161 comparison of booleans.
8163 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8165 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8169 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8170 all other ops that have dw_val_class_die_ref operands,
8171 and DW_OP_GNU_entry_value.
8173 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8175 PR rtl-optimization/69904
8176 * config/arm/arm.c (arm_cannot_copy_insn_p):
8177 Return true for load-exclusive instructions.
8179 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8182 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8183 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8184 the pattern no matter if it is used just by non-pattern, pattern
8186 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8187 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8188 oprnd1 def_stmt is in pattern, don't look through it.
8190 2016-03-03 Marek Polacek <polacek@redhat.com>
8193 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8195 2016-03-03 Martin Liska <mliska@suse.cz>
8197 PR tree-optimization/70043
8198 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8199 previous statement if we see a debug statement.
8201 2016-03-03 Richard Biener <rguenther@suse.de>
8203 PR tree-optimization/55936
8204 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8205 parameter and guard unsafe equivalence use.
8206 (vrp_evaluate_conditional_warnv_with_ops): Always use
8207 safe equivalences but not via the quadratic compare_names
8210 2016-03-03 Michael Collison <michael.collison@linaro.org>
8213 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8214 for operand 1 to s_register_operand. Change predicate for operand
8215 2 to arm_not_immediate_operand.
8217 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8219 * doc/tm.texi: Regenerated.
8221 2016-03-02 Richard Henderson <rth@redhat.com>
8224 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8225 simplification when all args are positive non-fixed registers.
8227 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8229 * target.def (lra_p): Specify that new ports should use LRA.
8231 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8234 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8235 gimplify_type_sizes the type they refer to.
8236 (omp_notice_variable): Handle reference vars to VLAs.
8237 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8238 reference to VLA decls in the second pass instead of first pass.
8240 2016-03-02 Tom de Vries <tom@codesourcery.com>
8242 PR tree-optimization/68659
8243 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8244 new_expr == NULL_TREE.
8245 (get_new_name): Handle ADDR_EXPR.
8247 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8249 PR rtl-optimization/69052
8250 * loop-invariant.c (canonicalize_address): New function.
8251 (inv_can_prop_to_addr_use): Check validity of address expression
8252 which is canonicalized by above function.
8254 2016-03-02 Alan Modra <amodra@gmail.com>
8257 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8260 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8263 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8264 (*movhi_internal): Put mask moves from and to memory separately
8265 from moves from/to GPRs.
8267 2016-03-02 Richard Biener <rguenther@suse.de>
8269 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8270 GENERIC expressions in GIMPLE.
8272 2016-03-02 Richard Biener <rguenther@suse.de>
8274 * config/i386/i386.c (type_natural_mode): Fix typo.
8276 2016-03-02 Nick Clifton <nickc@redhat.com>
8278 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8280 2016-03-02 Richard Biener <rguenther@suse.de>
8281 Uros Bizjak <ubizjak@gmail.com>
8284 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8286 2016-03-02 Richard Biener <rguenther@suse.de>
8289 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8291 2016-03-02 Marek Polacek <polacek@redhat.com>
8294 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8295 "is promoted to" warning.
8297 2016-03-01 DJ Delorie <dj@redhat.com>
8299 * config.gcc: Deprecate mep-*.
8301 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8304 * lra-constraints.c (regno_val_use_in): New.
8305 (match_reload): Use it instead of regno_use_in.
8307 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8309 PR rtl-optimization/70007
8310 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8311 references present in REG_EQUAL notes attached to non-SET patterns.
8313 2016-03-01 Jeff Law <law@redhat.com>
8315 PR tree-optimization/69196
8316 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8317 Appropriately clamp the number of statements to copy when the
8318 thread path does not traverse a loop backedge.
8320 PR tree-optimization/69196
8321 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8322 Do count some PHIs in the thread path against the insn count. Decrease
8323 final statement count by one as the control statement in the last
8324 block will get removed. Remove special cased code for handling PHIs
8327 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8330 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8331 asm dialect alternatives to explicit GOTPCREL calls.
8333 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8336 * ira.c (do_reload): Issue warning for generic stack checking here...
8337 * reload1.c (reload): ...instead of here and streamline it.
8339 2016-03-01 Nick Clifton <nickc@redhat.com>
8341 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8343 2016-03-01 Richard Biener <rguenther@suse.de>
8345 PR tree-optimization/69983
8346 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8347 types and fall back to operand_equal_p.
8349 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8352 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8354 * config/s390/constraints.md ("jm8"): New constraint.
8355 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8357 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8359 ("*setmem_long<setmem_and>"): New pattern.
8360 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8362 ("*setmem_long_31z<setmem_and>"): New pattern.
8363 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8364 New substitution rules with the required attributes.
8367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8370 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8372 * gensupport.c (process_substs_on_one_elem): Split loop to
8373 complete mark_operands_used_in_match_dup on all expressions in the
8375 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8376 and remove function.
8378 2016-03-01 Richard Biener <rguenther@suse.de>
8381 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8382 vector BIT_FIELD_REF extract.
8384 2016-03-01 Richard Biener <rguenther@suse.de>
8386 PR tree-optimization/69994
8387 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8389 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8391 PR tree-optimization/69956
8392 * tree-vect-stmts.c (supportable_widening_operation): Support
8393 multi-step conversion of boolean vectors.
8394 (supportable_narrowing_operation): Likewise.
8396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8398 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8401 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8403 * config/s390/subst.md (DSI_VI): New mode iterator.
8404 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8405 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8406 the insn definition.
8407 ("*vec_set<mode>"): Change predicate and add alternative to
8408 support only either register or const_int operands as element
8410 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8412 ("vec_extract<mode>"): New expander.
8413 ("*vec_extract<mode>"): New insn definition supporting reg and
8414 const_int element selectors.
8415 ("*vec_extract<mode>_plus"): New insn definition supporting
8416 reg+const_int element selectors.
8417 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8418 following expander+insn definition.
8419 ("<vec_shifts_name><mode>3"): New expander.
8420 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8424 * config/s390/s390.md ("*tabort_1"): Change predicate to
8425 nonmemory_operand. Add a second alternative to cover
8426 register as well as const int operands.
8427 ("*tabort_1_plus"): New pattern definition.
8429 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8431 * config/s390/s390.md ("*ashrdi3_cc_31")
8432 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8433 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8434 Merge insn definitions into ...
8435 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8436 New pattern definition.
8437 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8438 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8439 ("*ashr<mode>3_and"): Merge insn definitions into ...
8440 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8441 New pattern definition.
8442 * config/s390/subst.md ("addr_style_op_cc_subst")
8443 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8444 substitutions patterns plus attributes.
8445 Add ashiftrt to SUBST iterator.
8447 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8449 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8450 op2 to nonmemory_operand.
8451 ("*<shift>di3_31", "*<shift>di3_31_and"):
8452 Merge into single pattern definition ...
8453 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8454 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8455 pattern definition ...
8456 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8457 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8460 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8462 * config/s390/predicates.md (const_int_6bitset_operand): New
8464 * config/s390/s390.md: Include subst.md.
8465 ("rotl<mode>3"): New expander.
8466 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8468 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8469 * config/s390/subst.md: New file.
8471 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8473 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8474 Remove RRR type. It doesn't really exist.
8475 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8477 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8478 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8479 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8480 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8481 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8482 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8483 `enabled' attribute.
8485 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8487 * gensupport.c (process_substs_on_one_elem): Split loop to
8488 complete mark_operands_used_in_match_dup on all expressions in the
8490 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8491 and remove function.
8493 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8496 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8497 (CEIL_NWORDS): ...this. Use CEIL macro.
8498 (compute_fp_layout): Adjust to above renaming.
8499 (function_arg_union_value): Likewise.
8500 (sparc_arg_partial_bytes): Likewise.
8501 (sparc_function_arg_advance): Likewise.
8503 2016-02-29 Jeff Law <law@redhat.com>
8505 PR tree-optimization/70005
8506 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8507 where an object with a boolean range is compared against a value
8510 PR tree-optimization/69999
8511 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8512 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8515 2016-02-29 Richard Biener <rguenther@suse.de>
8517 PR tree-optimization/69994
8518 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8519 (get_unary_op): Look through nop conversions.
8520 (ops_equal_values_p): New function, look for equality diregarding
8522 (eliminate_plus_minus_pair): Use ops_equal_values_p
8523 (repropagate_negates): Do not use get_unary_op here.
8525 2016-02-29 Martin Liska <mliska@suse.cz>
8527 * system.h: Poison ENABLE_CHECKING macro.
8529 2016-02-29 Martin Liska <mliska@suse.cz>
8531 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8532 is presented in dump flags.
8533 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8534 (hsa_regalloc): Likewise.
8536 2016-02-19 Richard Biener <rguenther@suse.de>
8538 PR tree-optimization/69980
8539 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8540 permutation of those we need to keep.
8542 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8545 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8546 (NWORDS_UP): ...this
8547 (init_cumulative_args): Minor tweaks.
8548 (sparc_promote_function_mode): Likewise.
8549 (scan_record_type): Delete.
8550 (traverse_record_type): New function template.
8551 (classify_data_t): New structure type.
8552 (classify_registers): New inline function.
8553 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8554 exhausted. Instantiate traverse_record_type on classify_registers and
8555 deal with the case of a structure passed in slot #15 with no FP field
8557 (assign_data_t): New structure type.
8558 (compute_int_layout): New static function.
8559 (compute_fp_layout): Likewise.
8560 (count_registers): New inline function.
8561 (assign_int_registers): New static function.
8562 (assign_fp_registers): Likewise.
8563 (assign_registers): New inline function.
8564 (function_arg_record_value_1): Delete.
8565 (function_arg_record_value_2): Likewise.
8566 (function_arg_record_value_3): Likewise.
8567 (function_arg_record_value): Adjust to above changes. Instantiate
8568 traverse_record_type on count_registers to first count the number of
8569 registers to be used and then on assign_registers to assign them.
8570 (function_arg_union_value): Adjust to above renaming.
8571 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8572 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8573 case of a structure passed in slot #15
8574 (sparc_function_arg_advance): Likewise.
8575 (function_arg_padding): Minor tweak.
8577 2016-02-29 Richard Biener <rguenther@suse.de>
8579 PR tree-optimization/69720
8580 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8581 the adjustment_def path for possibly vectorized defs.
8582 (vect_create_epilog_for_reduction): Handle vectorized initial
8585 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8587 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8589 2016-02-27 Jeff Law <law@redhat.com>
8592 2016-02-26 Richard Biener <rguenther@suse.de>
8593 Jeff Law <law@redhat.com>
8595 PR tree-optimization/69740
8596 * cfghooks.c (remove_edge): Request loop fixups if we delete
8597 an edge that might turn an irreducible loop into a natural
8600 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8602 PR rtl-optimization/69896
8603 * tree-vect-generic.c (get_compute_type): Avoid single element
8606 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8608 Rename the AArch64 tuning option and related functions to enable the
8609 Newton series for the reciprocal square root to reflect its
8610 approximative characteristic.
8612 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8613 function to "aarch64_emit_approx_rsqrt".
8614 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8615 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8616 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8617 (xgene1_tunings): Likewise.
8618 (use_rsqrt_p): Likewise.
8619 (aarch64_emit_swrsqrt): Use new function name.
8620 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8621 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8622 text explaining this option.
8623 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8625 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8628 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8629 complain about -mallow-movmisalign without -mvsx if
8630 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8632 2016-02-26 Joel Sherrill <joel@rtems.org>
8634 * config.gcc: Add x86_64-*-rtems*.
8635 * config/i386/rtems-64.h: New file.
8637 2016-02-26 Joel Sherrill <joel@rtems.org>
8639 * config.gcc: Add aarch64-*-rtems*.
8640 * config/aarch64/rtems.h: New file.
8642 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8645 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8646 shift amount using %h. Add comment.
8648 2016-02-26 Richard Biener <rguenther@suse.de>
8649 Jeff Law <law@redhat.com>
8651 PR tree-optimization/69740
8652 * cfghooks.c (remove_edge): Request loop fixups if we delete
8653 an edge that might turn an irreducible loop into a natural
8656 2016-02-26 Martin Jambor <mjambor@suse.cz>
8659 * tree-sra.c (sra_modify_assign): Do not remove loads of
8660 uninitialized aggregates to SSA_NAMEs.
8662 2016-02-26 Richard Henderson <rth@redhat.com>
8665 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8666 pseudo in case the target rtx matches the source of the left
8669 2016-02-26 Martin Jambor <mjambor@suse.cz>
8672 * hsa.h (hsa_type_packed_p): Declare.
8673 * hsa.c (hsa_type_packed_p): New function.
8674 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8676 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8677 * hsa-brig.c (emit_basic_insn): Likewise.
8679 2016-02-26 Martin Jambor <mjambor@suse.cz>
8682 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8684 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8686 2016-02-26 Martin Jambor <mjambor@suse.cz>
8688 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8689 hsa_op_with_type operands.
8690 (hsa_unsigned_type_for_type): Declare.
8691 * hsa.c (hsa_unsigned_type_for_type): New function.
8692 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8693 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8694 the finalizer. Do not emit extra move.
8696 2016-02-26 Martin Jambor <mjambor@suse.cz>
8698 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8699 atomic operations in private segment.
8701 2016-02-26 Martin Jambor <mjambor@suse.cz>
8703 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8704 statements to wi->info. Also disallow omp simd constructs.
8705 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8706 for not gridifying. Dump special string for omp_for.
8708 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8711 * config/aarch64/aarch64.c (aarch64_set_current_function):
8712 Save/restore target globals when switching to
8713 target_option_default_node.
8715 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8718 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8719 Return 0 if !SHIFT_COUNT_TRUNCATED.
8721 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8722 Eric Botcazou <ebotcazou@adacore.com>
8724 PR rtl-optimization/69891
8725 * dse.c (scan_insn): If we can't figure out memset arguments
8726 or they are non-constant, call clear_rhs_from_active_local_stores.
8728 2016-02-26 Martin Liska <mliska@suse.cz>
8730 * doc/extend.texi: Mention clog10, clog10f an clog10l
8731 in Builtins section.
8733 2016-02-26 Martin Liska <mliska@suse.cz>
8735 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8737 (resolve_args_picking_1): Likewise.
8738 * dwarf2out.h (struct GTY): Likewise.
8740 2016-02-26 Martin Liska <mliska@suse.cz>
8742 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8744 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8746 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8747 Martin Liska <mliska@suse.cz>
8749 * doc/install.texi: Mention --enable-valgrind-annotations.
8751 2016-02-26 Richard Biener <rguenther@suse.de>
8753 PR tree-optimization/69551
8754 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8755 looking through aliases adjust DECL_PT_UID to refer to the
8756 ultimate alias target.
8758 2016-02-25 Martin Liska <mliska@suse.cz>
8761 * alloc-pool.c (after_memory_report): New variable.
8762 * alloc-pool.h (base_pool_allocator ::release): Do not use
8763 the infrastructure if after_memory_report.
8764 * toplev.c (toplev::main): Mark after memory report.
8766 2016-02-25 Richard Biener <rguenther@suse.de>
8768 PR tree-optimization/48795
8769 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8771 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8774 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8775 offloading is enabled and -fopenacc or -fopenmp is specified.
8776 (CRTOFFLOADEND): Likewise.
8777 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8778 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8779 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8780 (offload_objects_file_name): New static var.
8781 (tool_cleanup): Remove offload_objects_file_name file.
8782 (find_offloadbeginend): Replace with ...
8783 (find_crtoffloadtable): ... this.
8784 (run_gcc): Remove offload_argc and offload_argv.
8785 Get offload_objects_file_name from -foffload-objects=... option.
8786 Read names of object files with offload from this file, pass them to
8787 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8788 don't pass offloadbegin and offloadend to the linker. Don't pass
8789 offload non-LTO files to the linker, because now they're not claimed.
8791 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8794 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8795 on builtin_unreachable.
8797 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8799 PR rtl-optimization/69896
8800 * regcprop.c: Include cfgrtl.h.
8801 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8802 than remembered mode, either delete it (if noop_move_p), or
8803 treat like copy_p but not noop_p instruction.
8805 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8808 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8809 - allow NULL decl for Fortran DW_TAG_common_block variables.
8811 2016-02-24 Jason Merrill <jason@redhat.com>
8813 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8815 2016-02-24 Richard Biener <rguenther@suse.de>
8816 Jakub Jelinek <jakub@redhat.com>
8819 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8820 conditionally executed ops to well-defined overflow behavior.
8822 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8825 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8828 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8830 PR rtl-optimization/69886
8831 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8832 argument. Use it when checking validity of set instructions.
8833 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8834 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8836 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8837 * store-motion.c (find_moveable_store): Update
8838 can_assign_to_reg_without_clobbers_p callsite.
8840 2016-02-24 Richard Biener <rguenther@suse.de>
8843 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8845 (record_nonwrapping_iv): Do not fall back to the low/high bound
8846 for non-constant IV bases if the stmt is not always executed.
8848 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8850 * config/arm/arm-cores.def (cortex-a32): New entry.
8851 * config/arm/arm-tables.opt: Regenerate.
8852 * config/arm/arm-tune.md: Regenerate.
8853 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8854 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8855 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8856 for -mcpu and -mtune.
8858 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8861 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8862 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8863 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8864 (atomic_loaddi_1): Delete.
8865 (atomic_loaddi): Rewrite expander using the above changes.
8867 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8870 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8873 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8874 Richard Biener <rguenth@suse.de>
8877 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8878 set_mem_attributes if tem is SSA_NAME which got expanded
8881 2016-02-24 Richard Biener <rguenther@suse.de>
8883 PR tree-optimization/69907
8884 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8885 end of permutations for BB vectorization.
8887 2016-02-24 Christian Bruel <christian.bruel@st.com>
8889 * config/arm/arm-c.c (arm_option_override): Initialize
8890 target_option_current_node.
8891 * config/arm/arm.c (arm_pragma_target_parse): Replace
8892 build_target_option_node call by target_option_current_node.
8893 Set target_option_current_node.
8896 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8899 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8900 define_insn_and_split to define_insn.
8901 (zero_extendqi<mode>2_dot2): Same.
8902 (extendqi<mode>2_dot): Same.
8903 (extendqi<mode>2_dot2): Same.
8905 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8907 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8908 and add bypass for AES{D,E} and AESMC pairs.
8909 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8912 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8914 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8915 series for reciprocal square root in Exynos M1.
8917 2016-02-23 Martin Sebor <msebor@redhat.com>
8920 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8921 __builtin_alloca_with_align.
8923 2016-02-23 Richard Henderson <rth@redhat.com>
8925 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8926 (ix86_register_pragmas): Remove __seg_tls.
8927 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8928 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8929 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8930 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8931 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8932 * doc/extend.texi (__seg_tls): Remove item.
8934 2016-02-23 Richard Biener <rguenther@suse.de>
8936 * alloc-pool.h (struct allocation_object): Make id member
8937 conditional on CHECKING_P again.
8938 (get_instance): Adjust.
8939 (base_pool_allocator): Likewise.
8941 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8943 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8944 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8946 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8948 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8950 2016-02-23 Richard Biener <rguenther@suse.de>
8952 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8953 * bitmap.h (struct bitmap_usage): Likewise.
8954 (bitmap_move): Declare.
8955 * bitmap.c (register_overhead): Take size_t argument.
8956 (bitmap_move): New function.
8957 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8958 to properly account overhead.
8959 * tree.c (free_node): Use tree_size.
8961 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8964 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8965 when inverting comparison.
8968 * common.opt (Wunreachable-code): Add Warning flag.
8970 2016-02-23 Mark Wielaard <mjw@redhat.com>
8971 Jakub Jelinek <jakub@redhat.com>
8974 * cgraphunit.c (check_global_declaration): Check main_input_filename
8975 and DECL_SOURCE_FILE are not NULL.
8977 2016-02-23 Martin Jambor <mjambor@suse.cz>
8979 PR tree-optimization/69666
8980 * tree-sra.c (sra_modify_assign): Do not attempt to create
8981 default_def replacements for unscalarizable regions.
8983 2016-02-20 Mark Wielaard <mjw@redhat.com>
8986 * cgraphunit.c (check_global_declaration): Check level of
8987 warn_unused_const_variable and main_input_filename.
8988 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8989 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8990 (-Wunused-const-variable): Explain levels 1 and 2.
8992 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8995 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8996 identical arguments. Formatting and spelling fixes.
8999 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9004 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9005 and m68k-devices.def.
9006 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9007 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9009 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9011 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9012 and HImode registers.
9014 2016-02-22 Richard Biener <rguenther@suse.de>
9016 PR tree-optimization/69882
9017 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9018 preserve permutations present because of gaps.
9019 (vect_supported_load_permutation_p): Always continue checking
9020 permutations after vect_attempt_slp_rearrange_stmts.
9022 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9024 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9025 min_profitable_estimate, rather than min_profitable_iters.
9027 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9030 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9031 SImode for last match_operand.
9033 2016-02-22 Martin Liska <mliska@suse.cz>
9035 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9036 return bitsize - 1 as the return value.
9038 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9042 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9043 Handle negative shift counts.
9044 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9045 force_reg on the shift constant.
9046 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9047 (lshrsi3_d): Handle negative shift counts.
9049 2016-02-22 Richard Biener <rguenther@suse.de>
9050 Tom de Vries <tom@codesourcery.com>
9052 * graph.c: Include dumpfile.h.
9053 (print_graph_cfg): Split into three overloads.
9054 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9056 2016-02-22 Tom de Vries <tom@codesourcery.com>
9058 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9061 2016-02-22 Richard Biener <rguenther@suse.de>
9064 * ipa-inline-transform.c (inline_call): When not updating
9065 overall summaries adjust self size by the growth estimate.
9066 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9067 hash-set, do not update overall summaries here. Renamed from ...
9068 (inline_to_all_callers): ... this which is now wrapping the
9069 above and performing delayed overall summary update.
9070 (early_inline_small_functions): Delay updating of the overall
9073 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9075 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9078 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9081 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9082 :%* in %:gt() argument.
9083 (greater_than_spec_func): Adjust for expecting only numbers,
9084 if there are more than two numbers, compare the last two.
9086 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9088 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9089 -Wnarrowing with -std.
9091 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9094 * expr.c (store_field): Don't use bit-field path if exp is
9095 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9096 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9097 and the assignment can be performed by bitwise copy. Formatting
9101 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9102 call copy_reg_eh_region_note_forward on before and/or after sequences
9103 and remove note from insn if it no longer can throw.
9106 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9109 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9111 * config/s390/vector.md: Add missing commutative operand markers
9112 to the patterns which qualify for one.
9113 * config/s390/vx-builtins.md: Likewise.
9115 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9117 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9118 types to mode iterators.
9119 (vec_double): ... and mode attribute.
9120 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9122 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9124 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9125 Change the predicate of op2 from nonimmediate to general and let
9126 reload fix it if necessary.
9128 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9130 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9134 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9137 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9139 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9140 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9141 * config/s390/s390.md ("movstr<P:mode>"): Call
9142 s390_expand_vec_movstr.
9144 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9146 * config/s390/s390.md: Add missing output modifier for operand 1
9147 to print it as address properly.
9149 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9151 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9152 * config/s390/2964.md: New file.
9153 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9154 of insn grouping attributes depending on the CPU level.
9155 (s390_get_unit_mask): New function.
9156 (s390_sched_score): Remove the OOO from the scheduling macros.
9157 Add loop to calculate a score for the instruction mix.
9158 (s390_sched_reorder): Likewise plus improve debug output.
9159 (s390_sched_variable_issue): Rename macros as above. Calculate
9160 the unit distances after actually scheduling an insn. Improve
9162 (s390_sched_init): Clear last_scheduled_unit_distance array.
9163 * config/s390/s390.md: Include 2964.md.
9165 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9168 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9169 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9170 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9171 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9172 *avx512f_<code>v8div16qi2_mask_1): New insns.
9174 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9177 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9180 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9181 earlyclobber from target. Use wF constraint for fused memory
9183 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9185 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9186 Martin Liska <mliska@suse.cz>
9189 * cfgexpand.c (asan_sanitize_stack_p): New function.
9190 (partition_stack_vars): Use the function.
9191 (expand_stack_vars): Likewise.
9192 (defer_stack_allocation): Likewise.
9193 (expand_used_vars): Likewise.
9195 2016-02-18 Richard Biener <rguenther@suse.de>
9198 * fold-const.c (operand_equal_p): Properly compare offsets for
9199 IMAGPART_EXPR and ARRAY_REF.
9201 2016-02-18 Nick Clifton <nickc@redhat.com>
9205 * config/arm/arm.c (arm_option_override_internal): Disable
9206 interworking if the target does not support thumb instructions.
9207 (arm_reload_in_hi): Handle the case where a register to register
9208 move needs reloading because there is no simple pattern to handle
9210 (arm_reload_out_hi): Likewise.
9212 2016-02-18 Richard Biener <rguenther@suse.de>
9215 * match.pd: Don't use fold_binary or fold_unary for folding
9218 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9221 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9222 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9223 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9224 warn on gimple_no_warning_p statements.
9226 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9228 * doc/extend.texi (C++ Attributes): Correct description of
9229 warn_unused type attribute.
9231 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9233 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9234 correct instruction.
9236 2016-02-17 Richard Biener <rguenther@suse.de>
9238 PR rtl-optimization/69609
9239 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9240 (find_traces_1_round): When ending a trace update cached priority
9242 (bb_to_key): Use cached priority when available.
9243 (copy_bb): Initialize cached priority.
9244 (reorder_basic_blocks_software_trace_cache): Likewise.
9246 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9249 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9251 (aarch64_comparison_operator): Break overly long line into two.
9252 (aarch64_comparison_operation): Likewise.
9253 * config/aarch64/aarch64.md (cstorecc4): Use
9254 aarch64_comparison_operator_mode instead of
9255 aarch64_comparison_operator.
9256 (cstore<mode>4): Likewise.
9257 (aarch64_cstore<mode>): Likewise.
9258 (*cstoresi_insn_uxtw): Likewise.
9259 (cstore<mode>_neg): Likewise.
9260 (*cstoresi_neg_uxtw): Likewise.
9262 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9265 * config/arm/predicates.md (arm_comparison_operator_mode):
9267 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9268 instead of arm_comparison_operator.
9269 (*mov_negscc): Likewise.
9270 (*mov_notscc): Likewise.
9271 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9272 (*thumb2_mov_negscc): Likewise.
9273 (*thumb2_mov_negscc_strict_it): Likewise.
9274 (*thumb2_mov_notscc): Likewise.
9275 (*thumb2_mov_notscc_strict_it): Likewise.
9277 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9279 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9282 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9284 * config/visium/visium.c (machine_libfunc_index): New enum.
9285 (machine_libfuncs): New structure.
9286 (visium_libfuncs): New static variable.
9287 (TARGET_INIT_LIBFUNCS): Define to...
9288 (visium_init_libfuncs): ...this. New function.
9289 (expand_block_move_4): Use the appropriate libfunc.
9290 (expand_block_move_2): Likewise.
9291 (expand_block_move_1): Likewise.
9292 (expand_block_set_4): Likewise.
9293 (expand_block_set_2): Likewise.
9294 (expand_block_set_1): Likewise.
9295 (visium_trampoline_init): Likewise.
9297 2016-02-17 Nick Clifton <nickc@redhat.com>
9299 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9300 TI's devices.csv file as of March 2016.
9302 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9305 * opts-global.c (handle_common_deferred_options): Introduce and
9306 initialize two global variables to remember command-line options
9307 specifying a stack-limiting register.
9308 * opts.h: Add extern declarations of the two new global variables.
9309 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9310 variable based on the values of the two new global variables.
9312 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9315 * common.opt (Wnonnull-compare): New warning.
9316 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9317 of arguments against NULL.
9318 (-Wnonnull-compare): Document.
9319 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9320 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9321 * passes.def (pass_warn_nonnull_compare): Add.
9322 * gimple-ssa-nonnull-compare.c: New file.
9324 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9326 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9327 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9329 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9331 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9332 reciprocal sqrt for -mlow-precision-recip-sqrt.
9334 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9335 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9337 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9338 always use lane loads to construct non-constant vectors.
9340 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9342 * config/aarch64/aarch64.md
9343 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9344 constraints for operand 3.
9345 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9347 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9348 Richard Biener <rguenther@suse.de>
9350 PR tree-optimization/69820
9351 * tree-vect-patterns.c (type_conversion_p): Return false if
9352 *orig_type is unsigned single precision or boolean.
9353 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9356 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9358 PR rtl-optimization/69764
9359 PR rtl-optimization/69771
9360 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9361 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9363 2016-02-16 Richard Biener <rguenther@suse.de>
9365 PR tree-optimization/69776
9366 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9368 (indirect_refs_may_alias_p): Likewise.
9369 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9370 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9371 according to tbaa_p.
9372 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9373 (optimize_stmt): For redundant store discovery do not allow tbaa.
9375 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9377 PR tree-optimization/69714
9378 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9379 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9381 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9383 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9384 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9385 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9386 * config/arc/arc.c (arc_init): Check FPU options.
9387 (get_arc_condition_code): Handle new CC_FPU* modes.
9388 (arc_select_cc_mode): Likewise.
9389 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9390 register pair only. Allow access for ARCv2 accumulator.
9391 (gen_compare_reg): Whenever we have FPU support use FPU compare
9393 (arc_reorg): Don't generate brcc insns when FPU compare
9394 instructions are involved.
9395 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9396 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9397 floating point emulation.
9398 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9399 (REVERSE_CONDITION): Add new CC_FPU* modes.
9400 (TARGET_FP_SP_BASE): Define.
9401 (TARGET_FP_DP_BASE): Likewise.
9402 (TARGET_FP_SP_FUSED): Likewise.
9403 (TARGET_FP_DP_FUSED): Likewise.
9404 (TARGET_FP_SP_CONV): Likewise.
9405 (TARGET_FP_DP_CONV): Likewise.
9406 (TARGET_FP_SP_SQRT): Likewise.
9407 (TARGET_FP_DP_SQRT): Likewise.
9408 (TARGET_FP_DP_AX): Likewise.
9409 * config/arc/arc.md (ARCV2_ACC): New constant.
9410 (type): New fpu type attribute.
9411 (SDF): Conditional iterator.
9412 (cstore<mode>, cbranch<mode>): Change expand condition.
9413 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9414 handles FPU/FPX cases as well.
9415 * config/arc/arc.opt (mfpu): New option.
9416 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9418 (adddf3, muldf3, subdf3): Removed.
9419 * config/arc/predicates.md (proper_comparison_operator): Recognize
9421 * config/arc/fpu.md: New file.
9422 * doc/invoke.texi (ARC Options): Document mfpu option.
9424 2016-02-16 Richard Biener <rguenther@suse.de>
9426 PR rtl-optimization/69291
9427 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9428 noce_operand_ok check.
9430 2016-02-16 Tom de Vries <tom@codesourcery.com>
9433 * omp-low.c (simd_clone_create): Remove call to
9434 symtab->call_cgraph_insertion_hooks.
9436 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9438 PR tree-optimization/69802
9439 * tree-ssa-reassoc.c (update_range_test): If op is
9440 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9441 op == 1 test of precision 1 integral op, otherwise handle
9442 that case as op itself. Fix up formatting.
9443 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9446 2016-02-16 Richard Biener <rguenther@suse.de>
9448 PR tree-optimization/69586
9449 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9450 types for conversion sources.
9452 2016-02-16 Richard Biener <rguenther@suse.de>
9455 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9456 mask OEP_ADDRESS_OF.
9458 2016-02-16 Alan Modra <amodra@gmail.com>
9461 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9462 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9463 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9465 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9466 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9467 (p8_fmrgow_<mode>): Likewise.
9468 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9470 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9471 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9472 to use movdi_internal64. Remove op0_di.
9473 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9475 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9477 Add support for the FCCMP insn types
9479 * config/aarch64/aarch64.md (fccmp): Change insn type.
9481 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9482 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9483 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9484 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9485 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9486 * config/arm/types.md (fccmps): Add new insn type.
9489 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9491 * alias.c (get_alias_set): Fix a typo in comment.
9493 2016-02-15 Richard Biener <rguenther@suse.de>
9495 PR tree-optimization/69595
9496 * match.pd: Complete range test simplification to true.
9498 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9500 PR rtl-optimization/69648
9501 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9502 pic_offset_table_rtx.
9504 PR rtl-optimization/69752
9505 * ira.c (update_equiv_regs): When looking for more than a single SET,
9506 also take other side effects into account.
9508 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9510 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9511 for z900+ CPUs in 31-bit mode.
9513 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9515 * common/config/s390/s390-common.c (s390_supports_split_stack):
9517 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9518 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9519 * config/s390/s390.c (struct machine_function): New field
9520 split_stack_varargs_pointer.
9521 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9522 in s390_emit_prologue.
9523 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9525 (morestack_ref): New global.
9526 (SPLIT_STACK_AVAILABLE): New macro.
9527 (s390_expand_split_stack_prologue): New function.
9528 (s390_live_on_entry): New function.
9529 (s390_va_start): Use split-stack vararg pointer if appropriate.
9530 (s390_asm_file_end): Emit the split-stack note sections.
9531 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9532 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9533 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9534 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9535 (split_stack_prologue): New expand.
9536 (split_stack_space_check): New expand.
9537 (split_stack_data): New insn.
9538 (split_stack_call): New expand.
9539 (split_stack_call_*): New insn.
9540 (split_stack_cond_call): New expand.
9541 (split_stack_cond_call_*): New insn.
9543 2016-02-15 Richard Biener <rguenther@suse.de>
9545 PR tree-optimization/69783
9546 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9547 Add trivially correct cases.
9549 2016-02-15 Tom de Vries <tom@codesourcery.com>
9552 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9554 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9556 2016-02-15 Richard Biener <rguenther@suse.de>
9558 PR tree-optimization/69776
9559 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9560 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9561 indicate whether we can use TBAA to disambiguate against stores.
9562 Use alias-set zero if not.
9563 (visit_reference_op_store): Do not use TBAA when looking up
9565 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9566 (eliminate_dom_walker::before_dom_children): But not when looking
9567 up redundant stores.
9569 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9571 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9573 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9575 * config/i386/znver1.md
9576 (znver1_pop, znver1_pop_mem,
9577 znver1_load_imov_double_store,
9578 znver1_load_imov_direct_store,
9579 znver1_load_imov_direct_load,
9580 znver1_load_imov_double_load): Add new.
9581 (znver1_insn, znver1_insn_load): Add icmov type.
9583 znver1_sseavx_fma_load,
9585 znver1_avx256_fma_load): Fix pipe usage.
9587 2016-02-14 Alan Modra <amodra@gmail.com>
9590 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9591 with an invalid hard reg, reload just the reg not the entire
9592 pre/post-inc/dec address expression.
9594 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9597 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9598 fixed R1_REG scratch reg.
9599 (sibcall_value_pcrel_fdpic): Likewise.
9601 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9605 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9607 2016-02-12 Walter Lee <walt@tilera.com>
9609 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9610 * config/tilegx/t-tilegx: Likewise.
9612 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9615 * diagnostic-show-locus.c (struct line_span): New struct.
9616 (layout::get_first_line): Delete.
9617 (layout::get_last_line): Delete.
9618 (layout::get_num_line_spans): New member function.
9619 (layout::get_line_span): Likewise.
9620 (layout::print_heading_for_line_span_index_p): Likewise.
9621 (layout::get_expanded_location): Likewise.
9622 (layout::calculate_line_spans): Likewise.
9623 (layout::m_first_line): Delete.
9624 (layout::m_last_line): Delete.
9625 (layout::m_line_spans): New field.
9626 (layout::layout): Update comment. Replace m_first_line and
9627 m_last_line with m_line_spans, replacing their initialization
9628 with a call to calculate_line_spans.
9629 (diagnostic_show_locus): When printing source lines and
9630 annotations, rather than looping over a single span
9631 of lines, instead loop over each line_span within
9632 the layout, with an inner loop over the lines within them.
9633 Call the context's start_span callback when changing line spans.
9634 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9635 (diagnostic_build_prefix): Break out the building of the location
9636 part of the string into...
9637 (diagnostic_get_location_text): ...this new function, rewriting
9638 it from nested ternary expressions to a sequence of "if"
9640 (default_diagnostic_start_span_fn): New function.
9641 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9642 (diagnostic_context::start_span): New field.
9643 (default_diagnostic_start_span_fn): New prototype.
9645 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9648 * gcc.c (driver::finalize): Fix cleanup of "specs".
9650 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9654 * gcc.c (driver::driver): Initialize m_option_suggestions.
9655 (driver::~driver): Clean up m_option_suggestions.
9656 (suggest_option): Convert to...
9657 (driver::suggest_option): ...this, and split out into
9658 driver::build_option_suggestions and find_closest_string.
9659 (driver::build_option_suggestions): New function, from
9660 first half of suggest_option. Special-case
9661 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9662 the sanitizer_opts array. For options of enum types, add the
9663 various enum values to the candidate strings.
9664 (driver::handle_unrecognized_options): Remove "const".
9665 * gcc.h (driver::handle_unrecognized_options): Likewise.
9666 (driver::build_option_suggestions): New decl.
9667 (driver::suggest_option): New decl.
9668 (driver::m_option_suggestions): New field.
9669 * opts-common.c (add_misspelling_candidates): New function.
9670 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9671 and make non-static.
9672 * opts.h (sanitizer_opts): New array decl.
9673 (add_misspelling_candidates): New function decl.
9674 * spellcheck.c (find_closest_string): New function.
9675 * spellcheck.h (find_closest_string): New function decl.
9677 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9679 PR rtl-optimization/69764
9680 PR rtl-optimization/69771
9681 * optabs.c (expand_binop_directly): For shift_optab_p, force
9682 convert_modes with VOIDmode if xop1 has VOIDmode.
9684 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9687 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9688 to correctly determine instrumentation thunks.
9690 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9693 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9694 type by reference, force lhs on the call.
9697 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9698 Compute retval and retbnd early in all cases if split_part_return_p
9699 and return_bb is not EXIT. Remove all clobber stmts and reset
9700 all debug stmts that refer to SSA_NAMEs defined in split part,
9701 except if it is retval, in that case replace the old retval with the
9702 lhs of the call to the split part.
9704 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9707 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9710 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9711 whose result is used in PHI.
9712 (maybe_optimize_range_tests): Likewise.
9713 (final_range_test_p): Likweise.
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 Jakub Jelinek <jakub@redhat.com>
9725 * cgraph.c: Spelling fixes - behaviour -> behavior and
9726 neighbour -> neighbor.
9727 * target.def: Likewise.
9728 * sel-sched.c: Likewise.
9729 * config/mips/mips.c: Likewise.
9730 * config/arc/arc.md: Likewise.
9731 * config/arm/cortex-a57.md: Likewise.
9732 * config/arm/arm.c: Likewise.
9733 * config/arm/neon.md: Likewise.
9734 * config/arm/arm-c.c: Likewise.
9735 * config/vms/vms-c.c: Likewise.
9736 * config/s390/s390.c: Likewise.
9737 * config/i386/znver1.md: Likewise.
9738 * config/i386/i386.c: Likewise.
9739 * config/ia64/hpux-unix2003.h: Likewise.
9740 * config/msp430/msp430.md: Likewise.
9741 * config/rx/rx.c: Likewise.
9742 * config/rx/rx.md: Likewise.
9743 * config/aarch64/aarch64-simd.md: Likewise.
9744 * config/aarch64/aarch64.c: Likewise.
9745 * config/nvptx/nvptx.c: Likewise.
9746 * config/bfin/bfin.c: Likewise.
9747 * config/cris/cris.opt: Likewise.
9748 * config/rs6000/rs6000.c: Likewise.
9749 * target.h: Likewise.
9750 * spellcheck.c: Likewise.
9751 * ira-build.c: Likewise.
9752 * tree-inline.c: Likewise.
9753 * builtins.c: Likewise.
9754 * lra-constraints.c: Likewise.
9755 * explow.c: Likewise.
9756 * hwint.h: Likewise.
9757 * targhooks.c: Likewise.
9758 * tree-vect-data-refs.c: Likewise.
9760 * doc/tm.texi: Likewise.
9761 * doc/extend.texi: Likewise.
9762 * doc/install.texi: Likewise.
9763 * doc/md.texi: Likewise.
9764 * tree-ssa-tail-merge.c: Likewise.
9765 * sched-int.h: Likewise.
9766 * match.pd: Likewise.
9767 * sched-ebb.c: Likewise.
9768 * target.def (omit_struct_return_reg): Likewise.
9769 * gimple-ssa-isolate-paths.c: Likewise.
9770 (find_implicit_erroneous_behaviour): Renamed to...
9771 (find_implicit_erroneous_behavior): ... this.
9772 (find_explicit_erroneous_behaviour): Renamed to...
9773 (find_explicit_erroneous_behavior): ... this.
9774 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9776 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9778 PR rtl-optimization/64682
9779 PR rtl-optimization/69567
9780 PR rtl-optimization/69737
9781 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9782 in I2 as well, just lose it.
9784 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9786 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9788 (aarch64_last_printed_tune_string): Likewise.
9789 (aarch64_declare_function_name): Only output .arch assembler
9790 directive if it will be different from the previously output
9791 directive. Same for .tune comment but only if -dA is set.
9792 (aarch64_start_file): New function.
9793 (TARGET_ASM_FILE_START): Define.
9795 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9798 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9800 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9803 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9804 -Wmaybe-uninitialized warning.
9806 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9809 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9811 2016-02-11 Richard Biener <rguenther@suse.de>
9813 PR rtl-optimization/69291
9814 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9815 subexpressions affected by changing the result.
9817 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9820 * lra-constraints.c (curr_insn_transform): Find in/out operands
9821 for secondary memory moves. Update dups.
9823 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9825 PR tree-optimization/69652
9826 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9827 to nested loop, did source re-formatting, skip debug statements,
9828 add check on statement with volatile operand, remove dead scalar
9831 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9832 Patrick Palka <ppalka@gcc.gnu.org>
9836 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9837 calls if the return type is TREE_ADDRESSABLE.
9838 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9839 * ipa-split.c (split_function): Fix doubled "we" in comment.
9840 Use void return type for the split part even if
9841 !split_point->split_part_set_retval.
9843 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9845 PR tree-optimization/68021
9846 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9847 when computing the value of biv cand by itself.
9849 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9851 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9852 (cortexa57_tunings): Likewise.
9853 (cortexa72_tunings): Likewise.
9854 (arch_macro_fusion_pair_p): Add support for AES fusion.
9855 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9856 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9857 Allow virtual registers before reload so early scheduling works.
9858 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9859 correct latency and pipeline.
9860 (cortex_a57_crypto_complex): Likewise.
9861 (cortex_a57_crypto_xor): Likewise.
9862 (define_bypass): Add AES bypass.
9864 2016-02-10 Richard Biener <rguenther@suse.de>
9866 PR tree-optimization/69726
9867 * passes.def: Add DCE pass before late uninit.
9868 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9869 really fixup if-conversions job.
9871 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9873 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9874 (arm_cortex_a57_tune): Likewise.
9875 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9876 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9878 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9880 * timevar.def (TV_PHASE_DBGINFO): Delete.
9881 (TV_PHASE_CHECK_DBGINFO): Likewise.
9882 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9884 2016-02-10 Richard Biener <rguenther@suse.de>
9886 PR tree-optimization/69719
9887 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9888 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9890 2016-02-09 Andrew Pinski <apinski@cavium.com>
9893 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9894 get_vcond_mask_icode returns false.
9896 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9899 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9900 an ADDIS that adds a pointer to a large constant that sets the
9901 upper16 bits with a load operation.
9903 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9906 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9908 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9910 (vzipq_s16): Likewise.
9911 (vzipq_s32): Likewise.
9912 (vzipq_f32): Likewise.
9913 (vzipq_u8): Likewise.
9914 (vzipq_u16): Likewise.
9915 (vzipq_u32): Likewise.
9916 (vzipq_p8): Likewise.
9917 (vzipq_p16): Likewise.
9919 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9922 * config/arm/arm.c (neon_endian_lane_map): New function.
9923 (neon_vector_pair_endian_lane_map): New function.
9924 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9925 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9927 (vuzpq_s16): Likewise.
9928 (vuzpq_s32): Likewise.
9929 (vuzpq_f32): Likewise.
9930 (vuzpq_u8): Likewise.
9931 (vuzpq_u16): Likewise.
9932 (vuzpq_u32): Likewise.
9933 (vuzpq_p8): Likewise.
9934 (vuzpq_p16): Likewise.
9936 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9939 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9942 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9944 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9945 truncate const_int operand 1 to QImode.
9947 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9949 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9950 corresponding to an abnormal edge.
9952 2016-02-09 Tom de Vries <tom@codesourcery.com>
9954 PR tree-optimization/69599
9955 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9957 (find_func_aliases_for_builtin_call, find_func_clobbers)
9958 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9961 2016-02-09 Richard Biener <rguenther@suse.de>
9963 PR tree-optimization/69715
9964 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9965 LHS on calls as non-rewritable.
9967 2016-02-09 Tom de Vries <tom@codesourcery.com>
9970 * lto-wrapper.c (append_diag_options): New function.
9971 (compile_offload_image): Call append_diag_options.
9973 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9976 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9977 Minor copy-edit to fix verb tenses.
9979 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9981 PR tree-optimization/69209
9982 * ipa-split.c (split_function): If split part is not
9983 returning retval, retval has gimple type but is not
9984 gimple value, force it into a SSA_NAME first.
9986 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9988 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9991 2016-02-08 Jason Merrill <jason@redhat.com>
9994 * convert.c (convert_to_integer_1): Check dofold on truncation
9996 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9997 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9998 Rename from *_nofold.
9999 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10000 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10002 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10005 * tree.c (build_common_tree_nodes): Remove short_double argument.
10006 All callers changed.
10007 * tree.h (build_common_tree_nodes): Adjust declaration.
10008 * doc/invoke.texi (-fshort-double): Remove documentation.
10009 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10010 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10011 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10012 (append_linker_options): Don't handle OPT_fshort_double.
10014 PR rtl-optimization/68730
10015 * lra-remat.c (insn_to_cand_activation): New static variable.
10016 (lra_remat): Allocate and free it.
10017 (create_cand): New arg activation. Initialize a field in
10018 insn_to_cand_activation if it is nonnull.
10019 (create_cands): Pass the activation insn to create_cand when making
10020 a candidate involving an output reload. Reorganize code a little.
10021 (do_remat): Keep track of active status of candidates in a separate
10024 2016-02-08 Richard Biener <rguenther@suse.de>
10026 PR tree-optimization/69719
10027 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10028 Properly use absolute of the difference of the two offsets to
10029 compare or adjust the segment length.
10031 2016-02-08 Richard Biener <rguenther@suse.de>
10032 Jeff Law <law@redhat.com>
10035 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10036 types for anonymous SSA names.
10038 2016-02-08 Richard Biener <rguenther@suse.de>
10040 PR rtl-optimization/69274
10041 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10043 2016-02-08 Jeff Law <law@redhat.com>
10045 PR tree-optimization/65917
10046 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10047 equivalences from if (x == y) style conditionals.
10048 (loop_depth_of_name): Remove.
10049 (record_equality): Remove loop depth check.
10050 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10051 (const_and_copies::record_const_or_copy_raw): New member function.
10052 * tree-ssa-scopedtables.c
10053 (const_and_copies::record_const_or_copy_raw): New, factored out of
10054 (const_and_copies::record_const_or_copy): Call new member function.
10056 2016-02-05 Jeff Law <law@redhat.com>
10058 PR tree-optimization/68541
10059 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10060 (count_stmts_in_block): New function.
10061 (poor_ifcvt_candidate_code): Likewise.
10062 (is_feasible_trace): Add some heuristics to determine when path
10063 splitting is profitable.
10064 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10065 is a diamond with a single exit.
10067 2016-02-05 Martin Sebor <msebor@redhat.com>
10070 * doc/invoke.texi: Update -Wplacement-new to take an optional
10073 2016-02-06 Richard Henderson <rth@redhat.com>
10076 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10077 out of non-standard address spaces.
10079 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10081 PR rtl-optimization/69691
10082 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10084 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10086 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10087 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10088 (*ieee128_mfvsrd_64bit): Likewise.
10089 (*ieee128_mfvsrd_32bit): Likewise.
10091 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10095 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10097 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10098 instrumented_version.
10100 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10102 * doc/invoke.texi (Optimize Options): In table of --param options
10103 rename second occurrence of tracer-min-branch-ratio to
10104 tracer-min-branch-probability, rename
10105 tracer-min-branch-ratio-feedback to
10106 tracer-min-branch-probability-feedback and clarify description,
10107 rename sched-spec-state-edge-prob-cutoff to
10108 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10109 to selsched-insns-to-rename, rename lto-minpartition to
10110 lto-min-partition, delete reorder-blocks-duplicate and
10111 reorder-blocks-duplicate-feedback.
10113 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10115 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10118 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10120 * doc/extend.texi: S/390: Correct some typos.
10122 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10124 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10126 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10129 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10130 (s390_register_info_gprtofpr): Use new macros above.
10131 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10133 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10134 its name. Adjust restore and save gpr ranges.
10135 (s390_register_info_set_ranges): New function.
10136 (s390_register_info): Use new macros above. Call
10137 s390_register_info_set_ranges.
10138 (s390_optimize_register_info): Likewise.
10139 (s390_hard_regno_rename_ok): Use new macros.
10140 (s390_hard_regno_scratch_ok): Likewise.
10141 (s390_emit_epilogue): Likewise.
10142 (s390_can_use_return_insn): Likewise.
10143 (s390_optimize_prologue): Likewise.
10144 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10146 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10149 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10151 (ix86_option_override_internal): Disable TARGET_STV even for
10152 -m{incoming,preferred}-stack-boundary=3.
10154 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10156 * config.gcc: Mark deprecated rtems targets as obsolete.
10158 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10160 PR rtl-optimization/64682
10161 PR rtl-optimization/69567
10162 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10163 before I2 only if the register is both used and set in I2.
10165 2016-02-04 DJ Delorie <dj@redhat.com>
10167 * config/msp430/msp430.c (msp430_start_function): Add function type.
10169 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10172 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10174 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10176 PR rtl-optimization/69577
10178 2015-10-29 Richard Henderson <rth@redhat.com>
10182 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10183 sse check to the exact conditions of PR 67609.
10185 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10188 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10189 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10190 not allowed into the traditional Altivec registers.
10191 (movtd_64bit_nodm): Likewise.
10192 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10194 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10196 * config/aarch64/cortex-a57-fma-steering.c
10197 (aarch64_register_fma_steering): Remove "static" from arguments
10200 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10203 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10204 twice when complex.
10206 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10208 * doc/invoke.texi: Delete -mno-fma4.
10210 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10212 PR rtl-optimization/69577
10213 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10214 (find_subregs_of_mode): Update accordingly. Iterate over partial
10217 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10219 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10220 * config/arm/arm.c (neon_reinterpret): Remove.
10221 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10222 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10223 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10224 vreinterpretti): Remove.
10225 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10226 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10227 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10228 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10229 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10230 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10231 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10232 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10233 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10234 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10235 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10236 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10237 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10238 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10239 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10240 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10241 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10242 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10243 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10244 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10245 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10246 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10247 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10248 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10249 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10250 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10251 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10252 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10253 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10254 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10255 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10256 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10257 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10258 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10259 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10260 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10261 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10262 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10263 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10264 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10265 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10266 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10267 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10268 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10269 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10270 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10271 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10272 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10273 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10274 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10275 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10276 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10277 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10278 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10279 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10280 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10281 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10282 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10283 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10284 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10285 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10286 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10287 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10288 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10289 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10290 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10291 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10292 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10293 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10294 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10295 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10296 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10297 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10298 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10299 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10300 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10301 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10302 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10303 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10304 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10305 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10306 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10307 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10308 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10309 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10310 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10311 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10312 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10313 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10314 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10315 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10316 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10317 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10318 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10319 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10320 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10321 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10322 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10323 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10324 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10325 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10326 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10327 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10329 2016-02-04 Martin Liska <mliska@suse.cz>
10332 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10333 that are gimple_store_p.
10334 (maybe_instrument_call): Likewise.
10336 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10338 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10339 register scaling out of memory reference and comment why.
10341 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10345 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10346 folding the source of a SET.
10348 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10352 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10353 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10355 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10359 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10362 2016-02-04 Christian Bruel <christian.bruel@st.com>
10364 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10365 * config/arm/arm.c (arm_set_current_function): Likewise.
10367 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10368 Ilya Enkovich <enkovich.gnu@gmail.com>
10369 H.J. Lu <hongjiu.lu@intel.com>
10372 * config/i386/i386.c (convert_scalars_to_vector): Remove
10373 stack alignment fixes.
10374 (ix86_option_override_internal): Disable TARGET_STV if stack
10375 might not be aligned enough.
10376 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10378 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10380 * config/i386/x86-tune.def: Disable default prefetching
10383 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10384 Vladimir Makarov <vmakarov@redhat.com>
10387 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10388 in validating fused toc addresses.
10390 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10393 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10394 range->m_caret fields if range->m_show_caret_p is false.
10397 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10398 Force oldval into register if it does not satisfy reg_or_short_operand
10399 predicate. Fix up formatting.
10401 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10402 Alexandre Oliva <aoliva@redhat.com>
10405 * lra-constraints.c (simplify_operand_subreg): Check additionally
10406 address validity after potential reloading.
10407 (process_address_1): Check insns validity. In case of failure do
10410 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10413 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10416 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10418 * wide-int.cc (canonize_uhwi): New function.
10419 (wi::divmod_internal): Use it.
10421 2016-02-02 James Norris <jnorris@codesourcery.com
10423 * gimplify.c (omp_notice_variable): Add usage check.
10425 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10427 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10428 like LE, GE, LT, GT when emitting relational operator.
10430 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10432 * ira-costs.c (find_costs_and_classes): Add extra argument.
10433 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10434 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10435 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10436 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10437 Add best_class parameter, and return it if not ALL_REGS.
10438 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10440 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10441 Update target hook.
10443 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10445 * config/aarch64/aarch64.c
10446 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10447 (aarch64_ira_change_pseudo_allocno_class): New function.
10449 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10452 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10454 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10456 * config/avr/avr.c (avr_option_override): Set
10457 PARAM_ALLOW_STORE_DATA_RACES to 1.
10459 2016-02-02 Richard Biener <rguenther@suse.de>
10461 PR tree-optimization/69595
10462 * match.pd: Add range test simplifications to true/false.
10464 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10466 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10467 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10470 2016-02-02 Richard Biener <rguenther@suse.de>
10472 PR tree-optimization/69606
10473 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10474 info on the result before moving a stmt.
10476 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10478 PR middle-end/68542
10479 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10480 branch with vector comparison.
10481 * config/i386/sse.md (VI48_AVX): New mode iterator.
10482 (define_expand "cbranch<mode>4): Add support for conditional branch
10483 with vector comparison.
10484 * tree-vect-loop.c (optimize_mask_stores): New function.
10485 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10486 has_mask_store field of vect_info.
10487 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10488 vectorized loops having masked stores after vec_info destroy.
10489 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10490 correspondent macros.
10491 (optimize_mask_stores): Add prototype.
10493 2016-02-02 Alan Modra <amodra@gmail.com>
10496 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10499 2016-02-02 Alan Modra <amodra@gmail.com>
10502 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10503 whenever toc_label_name used.
10504 (rs6000_file_start): Don't set up toc section here,
10505 (rs6000_output_function_epilogue): do so here instead,
10506 (rs6000_xcoff_file_start): and here.
10507 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10508 (load_toc_aix_di): Likewise.
10510 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10512 PR rtl-optimization/69592
10513 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10514 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10515 (num_sign_bit_copies_binary_arith_p): New inline function.
10516 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10518 2016-02-01 Jeff Law <law@redhat.com>
10520 PR tree-optimization/69580
10521 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10522 * tree-ssa-threadbackward.c
10523 (fsm_find_control_statement_thread_paths): Do not try to walk
10524 through large PHI nodes.
10526 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10528 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10529 when count is incremented above limit, don't analyze further
10532 * omp-low.c (oacc_parse_default_dims): Avoid
10533 -Wsign-compare warning, make sure value fits into int
10534 rather than just unsigned int.
10536 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10538 PR tree-optimization/67921
10539 * fold-const.c (split_tree): New parameters. Convert pointer
10540 type variable part to proper type before negating.
10541 (fold_binary_loc): Pass new arguments to split_tree.
10543 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10545 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10546 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10547 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10548 * doc/tm.texti: Rebuilt.
10549 * doc/invoke.texi (fopenacc-dim): Document.
10550 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10551 (append_compiler_options): Likewise.
10552 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10553 (oacc_parse_default_dims): New.
10554 (oacc_validate_dims): Add USED arg. Select non-unity default when
10556 (oacc_loop_fixed_partitions): Return mask of used partitions.
10557 (oacc_loop_auto_partitions): Emit dump info.
10558 (oacc_loop_partition): Return mask of used partitions.
10559 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10560 loop partitioning and validation calls.
10562 2016-02-01 Richard Biener <rguenther@suse.de>
10564 PR middle-end/69556
10565 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10567 2016-02-01 Richard Biener <rguenther@suse.de>
10569 PR tree-optimization/69574
10570 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10571 of asserting return chrec_dont_know.
10573 2016-02-01 Martin Liska <mliska@suse.cz>
10575 * mem-stats-traits.h: Add copyright header.
10576 * mem-stats.h: Likewise.
10578 2016-02-01 Richard Biener <rguenther@suse.de>
10580 PR tree-optimization/69579
10581 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10582 Do not propagate through abnormal PHI results.
10584 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10586 * postreload.c (reload_cse_simplify): Remove dead code.
10588 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10590 PR rtl-optimization/69570
10591 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10592 if there is more than one set, not if there is a single set.
10594 2016-02-01 Richard Henderson <rth@redhat.com>
10597 * combine.c (make_compound_operation): When looking through a
10598 subreg, make sure to re-extend to the width of the outer mode.
10600 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10602 PR tree-optimization/69546
10603 * wide-int.cc (wi::divmod_internal): For unsigned division
10604 where both operands fit into uhwi, if o1 is 1 and o0 has
10605 msb set, if divident_prec is larger than bits per hwi,
10606 clear another quotient word and return 2 instead of 1.
10607 Similarly for remainder with msb in HWI set, if dividend_prec
10608 is larger than bits per hwi.
10610 2016-01-29 Martin Jambor <mjambor@suse.cz>
10612 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10613 Use short lowercase names.
10614 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10615 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10616 acq_rel one. Protect warning agains segfaults if
10617 get_memory_order_name returns NULL.
10618 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10619 with release semantics. Do not warn if get_memory_order already did.
10620 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10621 semantics. Fix check for relaxed or acquire semantics. Do not warn
10622 if get_memory_order already did.
10624 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10626 * doc/install.texi: Document that isl-0.16 is supported.
10628 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10631 * config/i386/constraints.md (Bm): Describe as special memory
10633 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10634 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10635 * genpreds.c (struct constraint_data): Add is_special_memory.
10636 (have_special_memory_constraints, special_memory_start): New
10638 (special_memory_end): Ditto.
10639 (add_constraint): Add new arg is_special_memory. Add code to
10640 process its true value. Update have_special_memory_constraints.
10641 (process_define_constraint): Pass the new arg.
10642 (process_define_register_constraint): Ditto.
10643 (choose_enum_order): Process special memory.
10644 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10645 function insn_extra_special_memory_constraint.
10646 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10647 * gensupport.c (process_rtx): Process
10648 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10649 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10650 * ira-lives.c (single_reg_class): Use
10651 insn_extra_special_memory_constraint.
10652 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10653 * lra-constraints.c (process_alt_operands): Ditto.
10654 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10655 * recog.c (asm_operand_ok, preprocess_constraints): Process
10657 * reload.c (find_reloads): Ditto.
10658 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10659 * stmt.c (parse_input_constraint): Use
10660 insn_extra_special_memory_constraint.
10662 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10665 * lra-splill.c (lra_final_code_change): Revert r229087 by
10666 removing all sub-registers.
10668 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10671 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10673 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10676 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10677 SSE1, copy target into the temporary reg first before recursing
10680 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10682 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10685 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10687 * ginclude/stdarg.h: Test __cplusplus instead of
10688 __GXX_EXPERIMENTAL_CXX0X__.
10690 2016-01-29 Richard Biener <rguenther@suse.de>
10692 PR tree-optimization/69547
10693 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10694 Do not mark clobbers necessary.
10695 (mark_all_reaching_defs_necessary_1): Likewise.
10697 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10699 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10700 declaration name with %qs and print it in both error messages.
10701 Also fix indentation.
10703 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10706 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10707 trailing blank line from error message.
10709 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10712 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10715 2016-01-29 Richard Biener <rguenther@suse.de>
10717 PR middle-end/69537
10718 * match.pd: Allow all integral types when simplifying a
10719 widening or sign-changing conversion.
10721 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10723 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10724 back to setting codegen_error to fail codegen.
10726 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10729 * config/i386/constraints.md (C): Only accept constant zero operand.
10730 (BC): New constraint.
10731 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10732 instead of C constraint.
10733 * doc/md.texi (Machine Constraints): Update description
10736 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10739 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10741 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10743 PR middle-end/69542
10744 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10747 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10749 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10750 branches if using guessed profile.
10752 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10754 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10756 2016-01-28 Richard Henderson <rth@redhat.com>
10759 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10760 * config/aarch64/aarch64-protos.h: Update.
10761 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10762 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10763 (aarch64_get_condition_code_1): Handle CC_Cmode.
10764 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10765 (*add<mode>3_compareC_cconly_imm): New.
10766 (*add<mode>3_compareC_cconly): New.
10767 (*add<mode>3_compareC_imm): New.
10768 (add<mode>3_compareC): New.
10769 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10770 to be first. Use aarch64_carry_operation.
10771 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10772 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10773 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10774 (subti3): Use subdi3_compare1.
10775 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10776 (sub<mode>3_compare1): New.
10777 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10778 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10779 (*subsi3_carryin_uxtw): Likewise.
10780 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10781 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10782 * config/aarch64/iterators.md (DWI): New.
10783 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10784 (aarch64_borrow_operation): New.
10786 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10788 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10789 message when isl does not return a valid schedule.
10791 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10793 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10794 Remove comments from class declarations: they are already in the code
10797 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10799 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10801 (ternary_op_to_tree): Same.
10802 (unary_op_to_tree): Same.
10803 (nary_op_to_tree): Same.
10804 (gcc_expression_from_isl_expr_op): Same.
10805 (gcc_expression_from_isl_expression): Same.
10806 (graphite_create_new_loop): Same.
10807 (graphite_create_new_loop_guard): Same.
10808 (build_iv_mapping): Same.
10809 (graphite_create_new_guard): Same.
10810 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10811 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10813 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10815 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10816 instead of setting codegen_error to fail codegen.
10818 2016-01-28 Jason Merrill <jason@redhat.com>
10820 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10822 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10824 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10825 Remove CONST_INT_P check in CCMP cost calculation.
10827 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10829 * config/aarch64/aarch64.c (generic_vector_cost):
10830 Set vec_permute_cost.
10831 (cortexa57_vector_cost): Likewise.
10832 (exynosm1_vector_cost): Likewise.
10833 (xgene1_vector_cost): Likewise.
10834 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10835 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10836 Add vec_permute_cost entry.
10838 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10840 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10842 (add<mode>3_compare0): Likewise.
10843 (addsi3_compare0_uxtw): Likewise.
10844 (add<mode>3nr_compare0): Likewise.
10845 (compare_neg<mode>): Likewise.
10846 (<optab><mode>3): Likewise.
10848 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10850 * tree-vect-stmts.c (vectorizable_comparison): Add
10851 NULL check for vectype.
10853 2016-01-28 Richard Biener <rguenther@suse.de>
10855 PR tree-optimization/69466
10856 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10857 Account for PHIs we couldn't duplicate.
10859 2016-01-28 Martin Liska <mliska@suse.cz>
10862 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10863 instead of ENABLE_VALGRIND_CHECKING.
10865 2016-01-27 Richard Henderson <rth@redhat.com>
10868 * lra-remat.c (subreg_regs): New.
10869 (dump_candidates_and_remat_bb_data): Dump it.
10870 (operand_to_remat): Reject if operand in subreg_regs.
10871 (set_bb_regs): Collect subreg_regs.
10872 (lra_remat): Init and free subreg_regs. Compute
10873 calculate_local_reg_remat_bb_data before create_cands.
10875 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10878 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10879 change stack_alignment_needed for __tls_get_addr call.
10881 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10883 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10885 2016-01-27 Jeff Law <law@redhat.com>
10887 PR tree-optimization/68398
10888 PR tree-optimization/69196
10889 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10890 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10891 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10892 Only count PHIs in the last block in the path. The others will
10893 const/copy propagate away. Add heuristic to allow more irreducible
10894 subloops to be created when it is likely profitable to do so.
10896 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10897 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10898 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10900 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10903 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10904 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10905 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10906 * tree-streamer-in.c: Include asan.h.
10907 (streamer_get_builtin_tree): For builtins in sanitizer
10908 range call initialize_sanitizer_builtins and retry.
10910 2016-01-27 Ian Lance Taylor <iant@google.com>
10912 * common.opt (fkeep-gc-roots-live): New undocumented option.
10913 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10914 -fkeep-gc-roots-live, skip pointers.
10915 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10918 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10921 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10922 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10924 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10927 * configure.ac: NetBSD provides SSP in its C library.
10928 * configure: Updated.
10930 2016-01-27 Richard Biener <rguenther@suse.de>
10932 PR tree-optimization/69166
10933 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10934 reduction code for commutativity / associativity.
10936 2016-01-27 Martin Jambor <mjambor@suse.cz>
10938 PR tree-optimization/69355
10939 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10940 total_scalarization fails.
10942 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10944 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10947 2016-01-27 Christian Bruel <christian.bruel@st.com>
10950 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10951 Move arm_reset_previous_fndecl and set_target_option_current_node in
10952 the conditional part. Call save_restore_target_globals.
10953 * config/arm/arm.c (arm_set_current_function):
10954 Refactor to better support #pragma target and attribute mix.
10955 Call save_restore_target_globals.
10956 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10958 2016-01-27 Martin Liska <mliska@suse.cz>
10960 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10961 reference for an HSA kernel and its host function.
10963 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10965 PR tree-optimization/69399
10966 * wide-int.h (wi::lrshift): For larger precisions, only
10967 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10969 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10971 * config/arc/predicates.md (proper_comparison_operator): Reject
10972 constant-constant comparison.
10974 2016-01-26 Tom de Vries <tom@codesourcery.com>
10976 PR tree-optimization/69110
10977 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10978 DR_NUM_DIMENSIONS == 0.
10980 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10981 Sebastian Pop <s.pop@samsung.com>
10983 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10984 isl_ast_op_cond and isl_ast_op_select.
10985 (gcc_expression_from_isl_expr_op): Same.
10987 2016-01-26 Jason Merrill <jason@redhat.com>
10990 * tree.c (recompute_constructor_flags): Split out from
10992 (verify_constructor_flags): New.
10993 * tree.h: Declare them.
10995 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10997 PR rtl-optimization/69217
10998 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10999 are no TYPE_FIELDS set for the record type.
11001 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11004 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11005 toc_label_name unconditionally.
11006 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11007 SYMBOL_REF string. Use toc_label_name instead of constructing
11009 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11010 constructing LCTOC1.
11012 2016-01-26 Martin Sebor <msebor@redhat.com>
11015 * doc/extend.texi (Common Type Attributes): Move text that talks about
11016 attribute packed from attribute aligned to the section discussing
11017 the former attribute for clarity.
11019 2016-01-26 Richard Henderson <rth@redhat.com>
11021 PR middle-end/60908
11022 * trans-mem.c (tm_region_init): Mark entry block as visited.
11024 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11027 * diagnostic-show-locus.c (layout::print_source_line): Replace
11028 call to pp_newline with call to layout::print_newline.
11029 (layout::print_annotation_line): Likewise.
11030 (layout::move_to_column): Likewise.
11031 (layout::print_any_fixits): After printing any fixits, print a
11032 trailing newline, if necessary.
11033 (layout::print_newline): New method, resetting any colorization
11035 (diagnostic_show_locus): Move the pp_newline to before the
11036 early bailout. Remove dummy block enclosing the layout instance.
11037 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11038 of pp_newline_and_flush with pp_flush.
11039 (diagnostic_append_note): Delete use of pp_newline.
11040 (diagnostic_append_note_at_rich_loc): Delete.
11041 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11042 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11043 when newline characters are added to the buffer.
11045 2016-01-26 Michael Matz <matz@suse.de>
11047 * configure.ac (ac_cv_std_swap_in_utility): New test.
11048 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11049 * configure: Regenerate.
11050 * config.in: Regenerate.
11052 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11054 * config/arc/arc.md (cstoresi4): Force operand into register.
11055 (arcset<code>): Fix predicate.
11056 (arcsetltu): Likewise.
11057 (arcsetgeu): Likewise.
11058 (arcsethi): Likewise.
11059 (arcsetls): Likewise.
11061 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11063 PR tree-optimization/69483
11064 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11065 if base has error_mark_node type.
11067 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11070 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11071 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11073 (vget_lane_f16): Handle big-endian.
11074 (vgetq_lane_f16): Likewise.
11075 (vset_lane_f16): Likewise.
11076 (vsetq_lane_f16): Likewise.
11077 * config/arm/iterators.md (VQXMOV): Add V8HF.
11078 (VDQ): Add V4HF and V8HF.
11079 (V_reg): Handle V4HF and V8HF.
11080 (Is_float_mode): Likewise.
11081 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11082 neon_vdup_nv8hf): New patterns.
11083 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11084 Use VD_LANE iterator.
11085 (neon_vld1_dup<mode>): Use VQ2 iterator.
11087 2016-01-26 Nathan Sidwell <nathan@acm.org>
11089 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11090 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11091 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11092 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11093 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11094 (oacc_validate_dims): Add LEVEL arg, don't return level.
11095 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11096 oacc_validate_dims.
11097 (execute_oacc_device_lower): Adjust, add more dump output.
11098 * tree-ssa-loop.c (gate_oacc_kernels): Use
11099 oacc_fn_attrib_kernels_p.
11100 * tree-parloops.c (create_parallel_loop): Adjust
11101 set_oacc_fn_attrib call.
11103 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11106 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11107 (append_compiler_options): Handle -fcilkplus.
11108 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11110 2016-01-26 Nick Clifton <nickc@redhat.com>
11113 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11114 been marked as DECL_ONE_ONLY but we do not the means to make it
11115 so, then do not allow it to bind locally.
11117 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11120 * opts.h (parse_sanitizer_options): New prototype.
11121 * opts.c (sanitizer_opts): New array.
11122 (parse_sanitizer_options): New function.
11123 (common_handle_option): Use parse_sanitizer_options.
11125 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11128 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11129 alignment adjustment to ...
11130 (ix86_update_stack_boundary): Here. Don't over-align stack for
11132 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11133 if __tls_get_addr is called.
11135 2016-01-26 Christian Bruel <christian.bruel@st.com>
11137 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11139 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11141 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11143 2016-01-26 Richard Biener <rguenther@suse.de>
11145 PR middle-end/69467
11146 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11148 2016-01-26 Richard Biener <rguenther@suse.de>
11150 PR tree-optimization/69452
11151 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11152 (move_computations_dom_walker::before_dom_children): Rename
11154 (move_computations_worker): This.
11155 (move_computations): Perform an RPO rather than a DOM walk.
11157 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11160 * combine.c (combine_instructions): For REG_EQUAL note with
11161 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11162 to the underlying register.
11163 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11164 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11166 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11169 * config/aarch64/aarch64-builtins.c
11170 (aarch64_init_simd_builtin_types): Do not set structural
11171 equality to __Poly{8,16,64,128}_t types.
11173 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11175 PR tree-optimization/69400
11176 * wide-int.cc (wi_pack): Take the precision as argument and
11177 perform canonicalization here rather than in the callers.
11178 Use the main loop to handle all full-width HWIs. Add a
11179 zero HWI if in_len isn't a full result.
11180 (wi::divmod_internal): Update accordingly.
11181 (wi::mul_internal): Likewise. Simplify.
11183 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11184 Sebastian Pop <s.pop@samsung.com>
11186 * graphite-poly.c (apply_poly_transforms): Simplify.
11187 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11188 (print_isl_map): Same.
11189 (print_isl_union_map): Same.
11190 (print_isl_schedule): New.
11191 (debug_isl_schedule): New.
11192 * graphite-dependences.c (scop_get_reads): Do not call
11193 isl_union_map_add_map that is undocumented isl functionality.
11194 (scop_get_must_writes): Same.
11195 (scop_get_may_writes): Same.
11196 (scop_get_original_schedule): Remove.
11197 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11198 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11199 (compute_deps): Remove.
11200 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11201 (debug_schedule_ast): New.
11202 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11203 set_separate_option.
11204 (graphite_regenerate_ast_isl): Add dump.
11205 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11206 from scop->transformed_schedule.
11207 (graphite_regenerate_ast_isl): Add more dump.
11208 * graphite-optimize-isl.c (optimize_isl): Set
11209 scop->transformed_schedule. Check whether schedules are equal.
11210 (apply_poly_transforms): Move here.
11211 * graphite-poly.c (apply_poly_transforms): ... from here.
11212 (free_poly_bb): Static.
11213 (free_scop): Static.
11214 (pbb_number_of_iterations_at_time): Remove.
11215 (print_isl_ast): New.
11216 (debug_isl_ast): New.
11217 (debug_scop_pbb): New.
11218 * graphite-scop-detection.c (print_edge): Move.
11219 (print_sese): Move.
11220 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11221 (build_scop_scattering): Remove.
11222 (create_pw_aff_from_tree): Assert instead of bailing out.
11223 (add_condition_to_pbb): Remove unused code, do not fail.
11224 (add_conditions_to_domain): Same.
11225 (add_conditions_to_constraints): Remove.
11226 (build_scop_context): New.
11227 (add_iter_domain_dimension): New.
11228 (build_iteration_domains): Initialize pbb->iterators.
11229 Call add_conditions_to_domain.
11232 (index_outermost_in_loop): New.
11233 (index_pbb_in_loop): New.
11234 (outermost_pbb_in): New.
11235 (add_in_sequence): New.
11236 (add_outer_projection): New.
11237 (outer_projection_mupa): New.
11238 (add_loop_schedule): New.
11239 (build_schedule_pbb): New.
11240 (build_schedule_loop): New.
11241 (embed_in_surrounding_loops): New.
11242 (build_schedule_loop_nest): New.
11243 (build_original_schedule): New.
11244 (build_poly_scop): Call build_original_schedule.
11245 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11246 (free_poly_dr): Remove.
11247 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11248 (free_poly_bb): Remove.
11249 (debug_loop_vec): Remove.
11250 (print_isl_ast): Declare.
11251 (debug_isl_ast): Declare.
11252 (scop_do_interchange): Remove.
11253 (scop_do_strip_mine): Remove.
11254 (scop_do_block): Remove.
11255 (flatten_all_loops): Remove.
11256 (optimize_isl): Remove.
11257 (pbb_number_of_iterations_at_time): Remove.
11258 (debug_scop_pbb): Declare.
11259 (print_schedule_ast): Declare.
11260 (debug_schedule_ast): Declare.
11261 (struct scop): Remove schedule. Add original_schedule,
11262 transformed_schedule.
11263 (free_gimple_poly_bb): Remove.
11264 (print_generated_program): Remove.
11265 (debug_generated_program): Remove.
11266 (unify_scattering_dimensions): Remove.
11267 * sese.c (print_edge): ... here.
11268 (print_sese): ... here.
11269 (debug_edge): ... here.
11270 (debug_sese): ... here.
11271 * sese.h (print_edge): Declare.
11272 (print_sese): Declare.
11273 (dump_edge): Declare.
11274 (dump_sese): Declare.
11276 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11277 Sebastian Pop <s.pop@samsung.com>
11279 * Makefile.in: Set ISLVER in site.exp.
11281 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11283 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11284 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11285 through DECL_VALUE_EXPR for expansion.
11287 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11289 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11290 the frame info after reload completed.
11292 2016-01-25 Jeff Law <law@redhat.com>
11294 PR tree-optimization/69196
11295 PR tree-optimization/68398
11296 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11297 tree-ssa-threadupdate.c.
11298 (determine_bb_domination_status): Prototype
11299 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11300 (determine_bb_domination_status): No longer static.
11301 (valid_jump_thread_path): Remove code to detect characteristics
11302 of the jump thread path not associated with correctness.
11303 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11304 Correct test for thread path length. Count PHIs for real operands as
11305 statements that need to be copied. Do not count ASSERT_EXPRs.
11306 Look at all the blocks in the thread path. Compute and selectively
11307 filter thread paths based on threading through the latch, threading
11308 a multiway branch or crossing a multiway branch.
11310 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11312 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11313 decl with __attribute__ ((unused)) annotation.
11315 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11318 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11319 of operands is compatible with a statement vectype.
11321 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11323 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11324 improve wording for mixed storage order support.
11326 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11328 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11329 (vcvt_u64_f64): Likewise.
11330 (vcvta_s64_f64): Likewise.
11331 (vcvta_u64_f64): Likewise.
11332 (vcvtm_s64_f64): Likewise.
11333 (vcvtm_u64_f64): Likewise.
11334 (vcvtn_s64_f64): Likewise.
11335 (vcvtn_u64_f64): Likewise.
11336 (vcvtp_s64_f64): Likewise.
11337 (vcvtp_u64_f64): Likewise.
11339 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11341 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11342 (arc_init): Check validity mll64 option.
11343 (arc_save_restore): Use double load/store instruction.
11344 (arc_expand_movmem): Likewise.
11345 (arc_split_move): Don't split if we have double load/store
11346 instructions. Returns a boolean.
11347 (arc_process_double_reg_moves): Change function to return boolean
11348 instead of a sequence of instructions.
11349 (arc_dwarf_register_span): New function.
11350 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11351 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11352 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11353 (*movdf_insn): Likewise.
11354 * config/arc/arc.opt (mll64): New option.
11355 * config/arc/predicates.md (even_register_operand): New predicate.
11356 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11358 2016-01-25 Richard Biener <rguenther@suse.de>
11361 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11362 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11364 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11366 2016-01-25 Richard Biener <rguenther@suse.de>
11368 PR tree-optimization/69376
11369 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11371 (VN_INFO_ANTI_RANGE_P): New inline.
11372 (VN_INFO_RANGE_TYPE): Likewise.
11373 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11374 SSA_NAME_ANTI_RANGE_P.
11375 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11376 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11377 Properly query VN_INFO_RANGE_TYPE.
11379 2016-01-25 Nick Clifton <nickc@redhat.com>
11382 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11384 2016-01-23 Tom de Vries <tom@codesourcery.com>
11386 PR tree-optimization/69426
11387 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11390 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11392 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11393 "the the" with "the" in the comments.
11394 * ipa-devirt.c (build_type_inheritance_graph,
11395 update_type_inheritance_graph): Likewise.
11396 * tree.c (build_function_type_list_1): Likewise.
11397 * cfgloopmanip.c (scale_loop_profile): Likewise.
11398 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11399 * gimple-ssa-split-paths.c
11400 (find_block_to_duplicate_for_splitting_paths): Likewise.
11401 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11402 * expr.c (convert_move): Likewise.
11403 * var-tracking.c (vt_stack_adjustments): Likewise.
11404 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11405 * tree-vrp.c (test_for_singularity): Likewise.
11407 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11408 directly instead of building a temporary tree.
11411 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11412 remove <algorithm> include.
11414 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11417 * config/i386/i386.c: Include dojump.h.
11418 (expand_small_movmem_or_setmem,
11419 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11421 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11422 if dynamic_check != -1.
11424 2016-01-21 Jeff Law <law@redhat.com>
11426 PR middle-end/69347
11427 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11428 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11429 into dominated_by_p.
11430 (cprop_into_successor_phis): Avoid unnecessary tests.
11432 2016-01-22 Richard Henderson <rth@redhat.com>
11435 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11436 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11438 2016-01-22 Michael Matz <matz@suse.de>
11440 * system.h (string, algorithm): Include only conditionally.
11441 (new): Include always under C++.
11442 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11443 * final.c (toplevel): Ditto.
11444 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11445 * genconditions.c (write_header): Make gencondmd.c define
11447 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11449 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11450 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11452 2016-01-22 Christian Bruel <christian.bruel@st.com>
11455 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11457 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11460 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11461 define_insn_and_split. Ensure operands[1] and operands[0] do not
11462 get assigned the same register.
11464 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11466 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11468 2016-01-22 Christian Bruel <christian.bruel@st.com>
11470 * config/arm/arm-c.c (arm_pragma_target_parse):
11471 Remove warn_builtin_macro_redefined overwrite.
11473 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11475 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11476 flag_non_call_exceptions compatibility.
11478 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11481 * dwarf2out.c (add_child_die_after): New function.
11482 (dwarf_qual_info_t): New type.
11483 (dwarf_qual_info): New variable.
11484 (qualified_die_p): New function.
11485 (modified_type_die): For -fdebug-types-section, ensure
11486 canonical order of qualifiers. Put qualified DIEs adjacent
11487 to the corresponding non-qualified type DIE and search there
11488 for existing qualified DIEs.
11490 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11492 * doc/extend.texi (scalar_storage_order type attribute): Document
11493 restriction on type punning and aliasing, and remove future tense.
11495 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11498 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11501 2016-01-21 Jeff Law <law@redhat.com>
11503 PR middle-end/69347
11504 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11505 useless call to record_temporary_equivalences.
11506 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11507 allocate 10 slots in the bb_path vector and let it grow as needed.
11508 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11511 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11513 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11515 * configure: Regenerate.
11517 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11519 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11520 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11522 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11524 PR middle-end/66178
11525 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11526 drop EXPAND_INITIALIZER.
11527 * rtl.h (contains_symbolic_reference_p): Declare.
11528 * rtlanal.c (contains_symbolic_reference_p): New function.
11529 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11530 a subtraction into a NOT if symbolic constants are involved.
11532 2016-01-21 Anton Blanchard <anton@samba.org>
11533 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11536 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11538 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11541 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11543 * config/microblaze/microblaze.c
11544 (get_branch_target): New.
11545 (insert_wic_for_ilb_runout): New.
11547 (microblaze_machine_dependent_reorg): New.
11548 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11549 * config/microblaze/microblaze.md
11550 (UNSPEC_IPREFETCH): Define.
11551 (iprefetch): New pattern
11552 * config/microblaze/microblaze.opt
11553 (mxl-prefetch): New flag.
11555 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11557 * config/microblaze/microblaze.h
11558 (FIXED_REGISTERS): Update in macro.
11559 (CALL_USED_REGISTERS): Update in macro.
11561 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11563 PR rtl-optimization/68920
11564 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11567 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11569 PR rtl-optimization/68990
11570 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11571 pseudo instead of inheritance ones.
11573 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11574 Nick Clifton <nickc@redhat.com>
11578 * config/mips/mips.c (mips_compute_frame_info): Initialise
11579 args_size and hard_frame_pointer_offset fields of the frame
11580 structure before calling mips_global_pointer.
11582 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11584 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11586 * configure: Regenerate.
11588 2016-01-21 Richard Biener <rguenther@suse.de>
11590 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11592 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11594 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11595 to actually emit the .size directive.
11597 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11598 Jakub Jelinek <jakub@redhat.com>
11602 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11603 args array size by one to avoid buffer overflow.
11605 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11607 * config/s390/s390.md (pool_section_start): Use switch_to_section
11608 to select proper read-only data section instead of hardcoding
11610 (pool_section_end): Use switch_to_section to match the above.
11612 2016-01-21 Richard Biener <rguenther@suse.de>
11614 PR tree-optimization/69378
11615 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11616 (set_ssa_val_to): Use it for dominance checks taking into
11617 account not executable edges.
11619 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11622 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11623 for bitsize instead of GET_MODE_PRECISION (mode).
11625 2016-01-20 Martin Sebor <msebor@redhat.com>
11628 * extend.texi (__sync Builtins): Clarify the semantics of
11629 __sync_fetch_and_OP built-ins on pointers.
11630 (__atomic Builtins): Same.
11632 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11633 Sebastian Pop <s.pop@samsung.com>
11635 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11636 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11637 (is_valid_rename): Same.
11638 (translate_isl_ast_to_gimple::get_rename): Same.
11639 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11640 (translate_isl_ast_to_gimple::rename_uses): Same.
11641 (get_new_name): Check for close_phi nodes.
11642 (copy_loop_phi_args): Use phi_node_kind.
11643 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11644 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11646 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11647 Sebastian Pop <s.pop@samsung.com>
11649 Revert commit r229783.
11650 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11651 Remove use of parameter_rename_map.
11652 (copy_def): Remove.
11653 (copy_internal_parameters): Remove.
11654 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11655 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11656 (free_sese_info): Do not free parameter_rename_map.
11657 (set_rename): Do not use parameter_rename_map.
11658 (rename_uses): Update call to set_rename.
11659 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11660 * sese.h (parameter_rename_map_t): Remove.
11661 (struct sese_info_t): Remove field parameter_rename_map.
11663 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11664 Sebastian Pop <s.pop@samsung.com>
11666 * graphite-isl-ast-to-gimple.c: Fix comment.
11667 * graphite-scop-detection.c (defined_in_loop_p): New.
11668 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11669 names defined in loop.
11671 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11672 Sebastian Pop <s.pop@samsung.com>
11674 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11675 Discard unstructured if-then-else regions.
11677 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11678 Sebastian Pop <s.pop@samsung.com>
11680 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11681 (cleanup_loop_iter_dom): Remove.
11682 (build_loop_iteration_domains): Remove.
11683 (build_scop_context): Remove.
11684 (build_scop_iteration_domain): Remove.
11685 (add_loop_constraints): New.
11686 (build_iteration_domains): New.
11687 (build_poly_scop): Call build_iteration_domains.
11689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11690 Sebastian Pop <s.pop@samsung.com>
11692 * graphite-scop-detection.c
11693 (scop_detection::harmful_loop_in_region): Free dom and loops.
11694 (scop_detection::loop_body_is_valid_scop): Free bbs.
11696 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11697 Sebastian Pop <s.pop@samsung.com>
11699 * graphite-scop-detection.c (record_loop_in_sese): New.
11700 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11701 (build_scops): Remove call to build_sese_loop_nests.
11702 * sese.c (sese_record_loop): Remove.
11703 (build_sese_loop_nests): Remove.
11704 (new_sese_info): Remove region->loops.
11705 (free_sese_info): Same.
11706 * sese.h (sese_contains_loop): Same.
11707 (build_sese_loop_nests): Remove.
11708 (sese_contains_loop): Remove.
11710 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11711 Sebastian Pop <s.pop@samsung.com>
11713 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11714 loop_is_valid_in_scop.
11715 (scop_detection::harmful_stmt_in_region): Renamed
11716 harmful_loop_in_region.
11717 Call loop_is_valid_in_scop.
11719 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11720 Sebastian Pop <s.pop@samsung.com>
11722 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11725 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11726 Sebastian Pop <s.pop@samsung.com>
11728 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11729 * graphite.h (struct poly_bb): Remove field is_reduction.
11730 (PBB_IS_REDUCTION): Remove.
11732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11733 Sebastian Pop <s.pop@samsung.com>
11735 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11736 (add_pdr_constraints): Same.
11737 (scop_get_reads): Same.
11738 (scop_get_must_writes): Same.
11739 (scop_get_may_writes): Same.
11740 (scop_get_original_schedule): Same.
11741 (extend_schedule): Same.
11742 (apply_schedule_on_deps): Same.
11743 (carries_deps): Same.
11744 (compute_deps): Same.
11745 (scop_get_dependences): Same.
11746 * graphite-isl-ast-to-gimple.c
11747 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11748 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11749 (get_schedule_for_band_list): Same.
11750 (get_schedule_map): Same.
11751 (apply_schedule_map_to_scop): Same.
11752 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11753 (build_loop_iteration_domains): Same.
11754 (add_condition_to_pbb): Same.
11755 (add_param_constraints): Same.
11756 (pdr_add_memory_accesses): Same.
11757 (pdr_add_data_dimensions): Same.
11759 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11761 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11764 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11766 * common.opt (feliminate-dwarf2-dups): Replace references to
11767 "DWARF 2" with just "DWARF".
11768 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11769 * doc/extend.texi: Likewise.
11770 * doc/cpp.texi: Likewise.
11771 * doc/invoke.texi: Likewise.
11772 (Option Summary): Add -gdwarf to list of Debugging Options.
11773 (Debugging Options): Document -gdwarf.
11774 * doc/contrib.texi: Spell "DWARF" like that.
11776 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11778 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11779 warning. Fix up formatting.
11781 PR middle-end/67653
11782 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11783 attempt to mark memory input operand addressable and
11784 call prepare_gimple_addressable in that case. Don't adjust
11785 input_location for diagnostics, use error_at instead.
11787 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11789 * config/rs6000/ppc-auxv.h: New file.
11790 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11791 (cpu_is): Likewise.
11792 (cpu_supports): Likewise.
11793 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11794 (cpu_is_info): New variable.
11795 (cpu_supports_info): Likewise.
11796 (tcb_verification_symbol): Likewise.
11797 (cpu_builtin_p): Likewise.
11798 (cpu_expand_builtin): New function.
11799 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11800 (rs6000_init_builtins): Likewise.
11801 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11802 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11803 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11804 * configure: Regenerate.
11805 * config.in: Likewise.
11806 * doc/extend.texi (PowerPC Built-in Functions): Document
11807 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11809 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11812 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11814 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11817 2016-01-20 Richard Henderson <rth@redhat.com>
11823 * tree.c (tm_define_builtin): New.
11824 (find_tm_vector_type): New.
11825 (build_tm_vector_builtins): New.
11826 (build_common_builtin_nodes): Call it.
11828 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11830 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11831 (arm_fp_ok): Likewise.
11832 (arm_fp): Likewise.
11833 (arm_crypto): Likewise.
11835 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11836 Richard Biener <rguenther@suse.de>
11838 PR tree-optimization/69328
11839 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11840 vectors have same number of elements.
11841 (vectorizable_condition): Fix masked version recognition.
11843 2016-01-20 Richard Biener <rguenther@suse.de>
11845 PR tree-optimization/69345
11846 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11847 (VN_INFO_PTR_INFO): Likewise.
11848 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11849 info when it is equal between non-dominating SSA names.
11850 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11851 Make sure to look at original SSA infos.
11853 2016-01-20 Jeff Law <law@redhat.com>
11856 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11858 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11859 (pc_or_label_operand): New predicate.
11860 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11861 tests for small integers that are 2^n - 1.
11863 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11865 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11867 2016-01-19 Jeff Law <law@redhat.com>
11869 PR middle-end/69347
11870 * tree-ssa-threadbackwards.c
11871 (fsm_find_control_statement_thread_paths): Do not try to lookup
11872 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11874 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11876 * doc/lto.texi: Remove text that says only Gold has linker plugin
11879 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11881 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11882 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11883 the DIE accordingly.
11884 (modified_type_die): Add REVERSE parameter and pass it recursively,
11885 as well as to base_type_die. Adjust presence check accordingly.
11886 (base_type_for_mode): Adjust call to modified_type_die.
11887 (add_type_attribute): Add REVERSE parameter and pass it to
11889 (generic_parameter_die): Adjust call to add_type_attribute.
11890 (add_scalar_info): Likewise.
11891 (add_subscript_info): Likewise.
11892 (gen_array_type_die): Likewise.
11893 (gen_descr_array_type_die): Likewise.
11894 (gen_entry_point_die): Likewise.
11895 (gen_enumeration_type_die): Likewise.
11896 (gen_formal_parameter_die): Likewise.
11897 (gen_subprogram_die): Likewise.
11898 (gen_variable_die ): Likewise.
11899 (gen_const_die): Likewise.
11900 (gen_field_die): Likewise.
11901 (gen_pointer_type_die): Likewise.
11902 (gen_reference_type_die): Likewise.
11903 (gen_ptr_to_mbr_type_die): Likewise.
11904 (gen_inheritance_die): Likewise.
11905 (gen_subroutine_type_die): Likewise.
11906 (gen_typedef_die): Likewise.
11907 (force_type_die): Adjust call to modified_type_die.
11909 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11911 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11912 flow throughout the file. Fix broken link to Objective-C 2.0
11914 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11917 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11919 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11921 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11924 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11925 (maybe_record_node): Record cxa_pure_virtual as the only possible
11926 target if there are not ohter candidates.
11927 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11929 2016-01-19 Richard Biener <rguenther@suse.de>
11931 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11932 (get_memory_order): Likewise.
11934 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11936 * tree-vect-stmts.c (vectorizable_store): Check
11939 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11942 * gcc.c (driver::decode_argv): Add call to
11943 init_opts_obstack before init_options_struct.
11944 * opts.c (init_opts_obstack): Remove idempotency.
11945 (init_options_struct): Replace call to init_opts_obstack
11946 with a gcc_assert to verify that it has already been called.
11947 * toplev.c (toplev::main): Add call to init_opts_obstack before
11948 calls to init_options_struct.
11949 (toplev::finalize): Move cleanup of opts_obstack next to
11950 cleanup of save_decoded_options, clearing the latter, and
11951 save_decoded_options_count.
11953 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11956 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11957 attribute to unconditional. Remove %? from output template.
11959 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11960 Jiong Wang <jiong.wang@arm.com>
11962 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11963 generated from different expand order.
11965 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11967 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11968 Add support for CCMP costing.
11970 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11972 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11973 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11974 (fccmpe<mode>): Likewise.
11975 (fcmp): Rename to fcmp and globalize pattern.
11977 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11978 (aarch64_gen_ccmp_next): Add FP support.
11980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11982 * target.def (gen_ccmp_first): Update documentation.
11983 (gen_ccmp_next): Likewise.
11984 * doc/tm.texi (gen_ccmp_first): Update documentation.
11985 (gen_ccmp_next): Likewise.
11986 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11987 expand_ccmp_expr_1. Improve comments.
11988 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11989 (ccmp_ior<mode>): Remove pattern.
11990 (cmp<mode>): Remove expand.
11991 (cmp): Globalize pattern.
11992 (cstorecc4): Use cc_register.
11993 (mov<mode>cc): Remove ccmp_cc_register check.
11994 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11995 Simplify after removal of CC_DNE/* modes.
11996 (aarch64_ccmp_mode_to_code): Remove.
11997 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11998 In 'k' case use integer as condition.
11999 (aarch64_nzcv_codes): Remove inverted cases.
12000 (aarch64_code_to_ccmode): Remove.
12001 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12002 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12003 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12004 pattern. Return the comparison with CC register. Invert conditions
12005 when bitcode is OR.
12006 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12007 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12009 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12011 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12012 instrumented_version.
12014 2016-01-19 Richard Biener <rguenther@suse.de>
12016 PR tree-optimization/69336
12017 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12018 handled components with get_ref_base_and_extent.
12019 (equal_mem_array_ref_p): Adjust.
12021 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12024 * shrink-wrap.c: Include valtrack.h.
12025 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12026 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12027 in between insn and where it will be moved to. Call
12028 dead_debug_insert_temp.
12029 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12030 first and dead_debug_local_finish at the end.
12031 For uses and defs bitmap, handle all regs in between REGNO and
12032 END_REGNO, not just the first one.
12034 2016-01-19 Richard Biener <rguenther@suse.de>
12036 PR tree-optimization/69352
12037 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12038 (equal_mem_array_ref_p): Constrain size and max size properly.
12039 Compare the reverse flag.
12041 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12043 * ira.c (ira): Update regstat data if we deleted insns.
12045 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12047 PR rtl-optimization/68955
12048 PR rtl-optimization/64557
12049 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12050 here. Fix up formatting.
12051 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12053 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12056 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12057 assume that the node has body.
12058 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12061 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12063 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12066 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12068 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12069 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12071 2016-01-19 Martin Jambor <mjambor@suse.cz>
12072 Martin Liska <mliska@suse.cz>
12073 Michael Matz <matz@suse.de>
12075 * Makefile.in (OBJS): Add new source files.
12076 (GTFILES): Add hsa.c.
12077 * common.opt (disable_hsa): New variable.
12078 (-Whsa): New warning.
12079 * config.in (ENABLE_HSA): New.
12080 * configure.ac: Treat hsa differently from other accelerators.
12081 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12082 $enable_offloading.
12083 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12084 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12085 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12086 --with-hsa-kmt-lib.
12087 * doc/invoke.texi (-Whsa): Document.
12088 (hsa-gen-debug-stores): Likewise.
12089 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12090 to invoke offload compiler for hsa acclerator.
12091 * opts.c (common_handle_option): Determine whether HSA offloading
12092 should be performed.
12093 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12094 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12095 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12096 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12097 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12098 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12099 GF_OMP_FOR_KIND_GRID_LOOP.
12100 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12101 (pp_gimple_stmt_1): Likewise.
12102 * gimple-walk.c (walk_gimple_stmt): Likewise.
12103 * gimple.c (gimple_build_omp_grid_body): New function.
12104 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12105 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12106 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12107 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12108 GF_OMP_TEAMS_GRID_PHONY.
12109 (gimple_statement_omp_single_layout): Updated comments.
12110 (gimple_build_omp_grid_body): New function.
12111 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12112 (gimple_omp_for_grid_phony): New function.
12113 (gimple_omp_for_set_grid_phony): Likewise.
12114 (gimple_omp_parallel_grid_phony): Likewise.
12115 (gimple_omp_parallel_set_grid_phony): Likewise.
12116 (gimple_omp_teams_grid_phony): Likewise.
12117 (gimple_omp_teams_set_grid_phony): Likewise.
12118 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12119 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12120 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12121 (BUILT_IN_GOMP_TARGET): Updated type.
12122 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12123 (adjust_for_condition): New function.
12124 (get_omp_for_step_from_incr): Likewise.
12125 (extract_omp_for_data): Moved parts to adjust_for_condition and
12126 get_omp_for_step_from_incr.
12127 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12128 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12129 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12130 (scan_omp_parallel): Do not create child functions for phony
12132 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12133 (scan_omp_1_op): Checking assert we are not remapping to
12134 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12135 (parallel_needs_hsa_kernel_p): New function.
12136 (expand_parallel_call): Register apprpriate parallel child
12137 functions as HSA kernels.
12138 (grid_launch_attributes_trees): New type.
12139 (grid_attr_trees): New variable.
12140 (grid_create_kernel_launch_attr_types): New function.
12141 (grid_insert_store_range_dim): Likewise.
12142 (grid_get_kernel_launch_attributes): Likewise.
12143 (get_target_argument_identifier_1): Likewise.
12144 (get_target_argument_identifier): Likewise.
12145 (get_target_argument_value): Likewise.
12146 (push_target_argument_according_to_value): Likewise.
12147 (get_target_arguments): Likewise.
12148 (expand_omp_target): Call get_target_arguments instead of looking
12149 up for teams and thread limit.
12150 (grid_expand_omp_for_loop): New function.
12151 (grid_arg_decl_map): New type.
12152 (grid_remap_kernel_arg_accesses): New function.
12153 (grid_expand_target_kernel_body): New function.
12154 (expand_omp): Call it.
12155 (lower_omp_for): Do not emit phony constructs.
12156 (lower_omp_taskreg): Do not emit phony constructs but create for them
12157 a temporary variable receiver_decl.
12158 (lower_omp_taskreg): Do not emit phony constructs.
12159 (lower_omp_teams): Likewise.
12160 (lower_omp_grid_body): New function.
12161 (lower_omp_1): Call it.
12162 (grid_reg_assignment_to_local_var_p): New function.
12163 (grid_seq_only_contains_local_assignments): Likewise.
12164 (grid_find_single_omp_among_assignments_1): Likewise.
12165 (grid_find_single_omp_among_assignments): Likewise.
12166 (grid_find_ungridifiable_statement): Likewise.
12167 (grid_target_follows_gridifiable_pattern): Likewise.
12168 (grid_remap_prebody_decls): Likewise.
12169 (grid_copy_leading_local_assignments): Likewise.
12170 (grid_process_kernel_body_copy): Likewise.
12171 (grid_attempt_target_gridification): Likewise.
12172 (grid_gridify_all_targets_stmt): Likewise.
12173 (grid_gridify_all_targets): Likewise.
12174 (execute_lower_omp): Call grid_gridify_all_targets.
12175 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12176 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12177 (tree_omp_clause): Added union field dimension.
12178 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12179 * tree.c (omp_clause_num_ops): Added number of arguments of
12180 OMP_CLAUSE__GRIDDIM_.
12181 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12182 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12183 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12184 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12185 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12186 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12187 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12188 * tree-pass.h (make_pass_gen_hsail): Declare.
12189 (make_pass_ipa_hsa): Likewise.
12190 * ipa-hsa.c: New file.
12191 * lto-section-in.c (lto_section_name): Add hsa section name.
12192 * lto-streamer.h (lto_section_type): Add hsa section.
12193 * timevar.def (TV_IPA_HSA): New.
12194 * hsa-brig-format.h: New file.
12195 * hsa-brig.c: New file.
12196 * hsa-dump.c: Likewise.
12197 * hsa-gen.c: Likewise.
12200 * toplev.c (compile_file): Call hsa_output_brig.
12201 * hsa-regalloc.c: New file.
12203 2016-01-18 Jeff Law <law@redhat.com>
12205 PR tree-optimization/69320
12206 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12207 ranged object, do nothing if the RHS constant is not [0..1].
12208 (optimize_stmt): Comparing a boolean ranged object against a
12209 constant outside [0..1] results in a compile-time constant.
12211 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12214 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12216 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12217 (Option Summary): Update to reflect new section and moved options.
12218 (C++ Dialect Options): Move -fstats to new section.
12219 (Debugging Options): Move all dump, statistics, and other GCC
12220 developer options to new section. Rewrite section introduction
12221 and re-order remaining options to put the more basic ones first.
12222 (Optimization Options): Move -fira-verbose and -flto-report* to
12224 (Developer Options): New section incorporating moved options.
12225 * doc/cppopts.texi (-dM): Update cross-reference.
12227 2016-01-18 Richard Henderson <rth@redhat.com>
12230 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12231 operands to pseudo only if CSE is expected. Split long immediate
12232 operands only after reload, and for the stack pointer.
12233 (*add<GPI>3_pluslong): Remove.
12234 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12235 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12236 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12237 (*add<GPI>3 peepholes): New.
12238 (*add<GPI>3 splitters): New.
12239 * config/aarch64/constraints.md (Upl): New.
12240 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12242 2016-01-18 Richard Biener <rguenther@suse.de>
12244 PR tree-optimization/69297
12245 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12247 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12249 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12251 PR middle-end/68542
12252 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12253 of mixind vector and scalar types.
12254 (fold_relational_const): Add handling of vector
12255 comparison with boolean result.
12256 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12257 comparison of vector operands with boolean result for EQ/NE only.
12258 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12259 (verify_gimple_cond): Likewise.
12260 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12263 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12265 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12268 2016-01-18 Richard Biener <rguenther@suse.de>
12270 PR middle-end/69308
12271 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12273 2016-01-18 Tom de Vries <tom@codesourcery.com>
12275 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12277 2016-01-18 Tom de Vries <tom@codesourcery.com>
12279 * omp-low.c (set_oacc_fn_attrib): Make extern.
12280 * omp-low.h (set_oacc_fn_attrib): Declare.
12281 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12282 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12283 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12284 Add and handle function parameter oacc_kernels_p.
12285 (find_reduc_addr, get_omp_data_i_param): New function.
12286 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12287 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12288 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12289 Calculate dominance info. Skip loops that are not in a kernels region
12290 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12291 (pass_parallelize_loops::execute): Call parallelize_loops with
12292 oacc_kernels_p argument.
12293 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12294 New member function.
12295 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12296 * passes.def: Add argument to pass_parallelize_loops instantation.
12298 2016-01-18 Tom de Vries <tom@codesourcery.com>
12300 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12301 pass_parallelize_loops to be run outside the loop pipeline.
12303 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12305 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12306 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12308 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12311 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12312 using get_ref_base_and_extent.
12313 (equal_mem_array_ref_p): New.
12314 (hashable_expr_equal_p): Add call to previous.
12316 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12319 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12320 (sra_initialize): Allocate disqualified_constants.
12321 (sra_deinitialize): Free disqualified_constants.
12322 (disqualify_candidate): Update disqualified_constants when appropriate.
12323 (create_access): Scan for constant-pool entries as we go along.
12324 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12325 (maybe_add_sra_candidate): Allow constant-pool entries.
12326 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12327 (initialize_constant_pool_replacements): New.
12328 (sra_modify_assign): Avoid mangling assignments created by previous,
12329 and don't generate writes into constant pool.
12330 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12332 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12334 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12335 andnot instruction.
12336 (scalar_chain::convert_op): Likewise.
12337 * config/i386/i386.md (*andndi3_doubleword): New.
12339 2016-01-18 Richard Biener <rguenther@suse.de>
12341 PR tree-optimization/69170
12342 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12343 building a vector from scalar results of a pattern stmt.
12345 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12347 * haifa-sched.c (autopref_multipass_init): Work around
12348 -Wmaybe-uninitialized warning.
12350 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12352 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12353 against the constant 0.
12355 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12357 PR tree-optimization/68799
12358 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12359 look up phi candidates in the statement-candidate map.
12360 (phi_add_costs): Likewise.
12361 (record_phi_increments): Likewise.
12362 (phi_incr_cost): Likewise.
12363 (ncd_with_phi): Likewise.
12364 (all_phi_incrs_profitable): Likewise.
12366 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12368 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12369 -Wmaybe-uninitialized warning.
12371 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12373 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12374 (Option Summary): Update to reflect new section and moved options.
12375 (C++ Dialect Options): Move -fvtable-verify and related options.
12376 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12377 and profiling-related options.
12378 (Optimization Options): Move profile generation options and
12379 -fstack-protector and related options.
12380 (Instrumentation Options): New section incorporating moved options.
12381 (Code Generation Options): Move -finstrument-functions and
12382 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12384 2016-01-16 Tom de Vries <tom@codesourcery.com>
12386 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12388 2016-01-16 Tom de Vries <tom@codesourcery.com>
12390 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12392 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12394 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12395 that checks whether the table is already empty. Rename the
12396 original implementation to...
12397 (hash_table::empty_slot): ...this new private function.
12399 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12401 PR diagnostic/68899
12402 * diagnostic-show-locus.c (layout::print_source_line): Move x
12403 offset of line until after call to
12404 get_line_width_without_trailing_whitespace.
12406 2016-01-15 Jeff Law <law@redhat.com>
12408 PR tree-optimization/69270
12409 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12410 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12411 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12412 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12413 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12414 ssa_name_has_boolean_range and constant_boolean_node.
12416 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12418 PR rtl-optimization/69030
12419 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12421 (spill_pseudos): Delete debug insn for dead pseudo.
12422 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12424 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12426 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12428 (TYPES_UNOPUS): Likewise.
12429 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12430 builtin type, from UNOP to UNOPUS.
12431 (lbtruncuv4sf): Likewise.
12432 (lbtruncuv2df): Likewise.
12433 (lrounduv2sf): Likewise.
12434 (lrounduv4sf): Likewise.
12435 (lrounduv2df): Likewise.
12436 (lroundusf): Likewise.
12437 (lroundusf): Likewise.
12438 (lceiluv2sf): Likewise.
12439 (lceiluv4sf): Likewise.
12440 (lceiluv2df): Likewise.
12441 (lceilusf): Likewise.
12442 (lceiludf): Likewise.
12443 (lflooruv2sf): Likewise.
12444 (lflooruv4sf): Likewise.
12445 (lflooruv2df): Likewise.
12446 (lfloorusf): Likewise.
12447 (lfloorudf): Likewise.
12448 (lfrintnuv2sf): Likewise.
12449 (lfrintnuv4sf): Likewise.
12450 (lfrintnuv2df): Likewise.
12451 (lfrintnusf): Likewise.
12452 (lfrintnudf): Likewise.
12453 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12455 (vcvtq_u32_f32): Likewise.
12456 (vcvtq_u64_f64): Likewise.
12457 (vcvta_u32_f32): Likewise.
12458 (vcvtaq_u32_f32): Likewise.
12459 (vcvtaq_u64_f64): Likewise.
12460 (vcvtm_u32_f32): Likewise.
12461 (vcvtmq_u32_f32): Likewise.
12462 (vcvtmq_u64_f64): Likewise.
12463 (vcvtn_u32_f32): Likwise.
12464 (vcvtnq_u32_f32): Likewise.
12465 (vcvtnq_u64_f64): Likewise.
12466 (vcvtp_u32_f32): Likewise.
12467 (vcvtpq_u32_f32): Likewise.
12468 (vcvtpq_u64_f64): Likewise.
12469 (vcvtmd_u64_f64): Likewise.
12470 (vcvtms_u32_f32): Likewise.
12471 (vcvtad_u64_f64): Likewise.
12472 (vcvtas_u32_f32): Likewise.
12473 (vcvtnd_u64_f64): Likewise.
12474 (vcvtns_u32_f32): Likewise.
12475 (vcvtpd_u64_f64): Likewise.
12476 (vcvtps_u32_f32): Likewise.
12478 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12480 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12481 CSEL of zero_extended registers.
12483 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12485 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12486 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12488 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12490 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12491 false when argument string is not found in the attributes table
12494 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12497 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12498 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12499 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12500 precision estimate.
12502 2016-01-15 Richard Biener <rguenther@suse.de>
12504 PR tree-optimization/66856
12505 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12506 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12507 (vect_create_new_slp_node): Increment stmt reference count.
12508 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12509 an SLP tree before swapping operands.
12510 (vect_build_slp_tree): Likewise.
12511 (destroy_bb_vec_info): Free stmt info after SLP instances.
12512 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12513 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12514 (STMT_VINFO_NUM_SLP_USES): New macro.
12516 2016-01-15 Richard Biener <rguenther@suse.de>
12519 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12520 (add_linkage_name): ... here.
12521 (gen_typedef_die): Use add_linkage_name_raw instead of
12522 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12525 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12527 * gimplify.c (oacc_default_clause): Decode reference and pointer
12528 types for both kernels and parallel regions.
12530 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12532 PR middle-end/69246
12533 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12535 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12537 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12538 (convert_scalars_to_vector): Likewise.
12540 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12542 * doc/extend.texi (Type Traits): Fix grammar.
12544 2016-01-15 Martin Jambor <mjambor@suse.cz>
12546 * tree-inline.c (remap_decl): Use existing dclarations if
12547 remapping a type and prevent_decl_creation_for_types.
12548 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12549 decls first. Do real remapping with
12550 prevent_decl_creation_for_types set.
12551 * tree-inline.h (copy_body_data): New field
12552 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12555 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12557 * config/s390/s390.opt (mmvcle): More verbose help text.
12559 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12561 * config/s390/s390.opt: Add period to -mzvector option text.
12563 2016-01-15 Richard Biener <rguenther@suse.de>
12565 PR tree-optimization/68961
12566 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12567 of invariants in stores again.
12569 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12571 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12573 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12575 * config/i386/i386.c (ix86_expand_branch): Don't split
12576 DI mode xor instruction to SI mode.
12578 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12581 * ipa-icf.c (sem_function::merge): Virtual functions may become
12582 reachable even if they address is not taken and there are no
12585 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12587 * lto-streamer-out.c (subtract_estimated_size): New function.
12588 (get_symbol_initial_value): Use it.
12590 2016-01-15 Christian Bruel <christian.bruel@st.com>
12593 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12594 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12595 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12596 use add_builtin_function_ext_scope instead of add_builtin_function.
12597 (neon_set_p, neon_crypto_set_p): Remove.
12598 (arm_init_builtins): Always call arm_init_neon_builtins and
12599 arm_init_crypto_builtins.
12600 (arm_expand_builtin): Check that builtins are allowed for the arch.
12601 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12602 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12603 arm_init_neon_builtins call.
12605 2016-01-15 Richard Biener <rguenther@suse.de>
12607 PR tree-optimization/69117
12608 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12609 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12610 of the leader conservatively.
12611 (free_scc_vn): Restore original SSA name infos.
12613 2016-01-14 Jeff Law <law@redhat.com>
12615 PR tree-optimization/69270
12616 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12617 single bit of precision, verify it's also unsigned.
12618 (record_edge_info): Use constant_boolean_node rather than fold_convert
12619 to convert boolean_true/boolean_false to the right type.
12621 2016-01-14 Richard Henderson <rth@redhat.com>
12624 * loop-doloop.c (record_reg_sets): New.
12625 (doloop_optimize): Reject the transform if the sequence
12626 clobbers registers live at the end of the loop block.
12627 (doloop_optimize_loops): Enable df_live if needed.
12629 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12631 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12632 * config/rs6000/rs6000.c: Likewise.
12633 * config/rs6000/rs6000.h: Likewise.
12634 * config/rs6000/rs6000.md: Likewise.
12635 * doc/extend.texi: Likewsie.
12637 2016-01-14 Jeff Law <law@redhat.com>
12639 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12642 2016-01-14 Richard Henderson <rth@redhat.com>
12646 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12647 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12648 instead of builtin_decl_declared_p to test for declaration.
12650 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12652 * doc/loop.texi (Loop Analysis and Representation): Document
12653 loop_depth function.
12655 2016-01-14 Tom de Vries <tom@codesourcery.com>
12657 PR tree-optimization/68773
12658 * omp-low.c (expand_omp_target): Don't set force_output.
12659 * varpool.c (varpool_node::get_create): Same.
12660 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12661 offload_funcs with force_output.
12663 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12666 * lra-eliminations.c (move_plus_up): Don't change anything if either
12667 the outer or inner subreg mode is not MODE_INT.
12668 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12669 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12671 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12673 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12674 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12675 reduc_uplus_@var{m}): Remove.
12676 * expr.c (expand_expr_real_2): Remove expansion path for
12677 reduc_[us](min|max|plus) optabs.
12678 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12679 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12680 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12681 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12682 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12683 reduc_[us](min|max|plus) optabs.
12685 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12687 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12688 (reduc_plus_scal_v2sf): New.
12689 (reduc_smax_v2sf): Rename to...
12690 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12691 (reduc_smin_v2sf): Rename to...
12692 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12694 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12696 * alias.c (compare_base_symbol_refs): New function.
12697 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12700 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12702 PR middle-end/68146
12703 PR tree-optimization/69155
12704 * tree-complex.c: Include cfganal.h.
12705 (phis_to_revisit): New variable.
12706 (extract_component): Add phiarg_p argument. Assert that returned
12707 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12708 (update_phi_components): Partly rewrite to use loop over real/imag
12709 components instead of code duplication. If extract_component returns
12710 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12711 create_tmp_reg into the PHI node instead, and mention the phi triplet
12712 in phis_to_revisit.
12713 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12714 in phis_to_revisit at the end.
12716 2016-01-14 Richard Biener <rguenther@suse.de>
12718 PR tree-optimization/68060
12719 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12720 outer loop reduction is only used in the inner loop before
12721 detecting a double reduction.
12723 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12726 * combine.c (expand_field_assignment): Punt if compute_mode is
12727 unsupported scalar mode.
12729 2016-01-14 Richard Biener <rguenther@suse.de>
12731 PR tree-optimization/66856
12732 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12733 SLP node only if it built successfully.
12734 (vect_analyze_slp_instance): Adjust.
12736 2016-01-14 Jeff Law <law@redhat.com>
12738 PR tree-optimization/69270
12739 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12740 (record_edge_info): Use it. Convert boolean_{true,false}_node
12741 to the type of op0.
12743 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12746 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12747 use block_ultimate_origin
12748 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12750 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12752 * doc/invoke.texi (Submodel Options): Rename section to
12753 "Machine-Dependent Options" to better reflect its content.
12754 Rewrite introductory text to remove archaic CPU names.
12757 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12759 * doc/invoke.texi (Code Gen Options): Move section up in file,
12760 before target-specific options. Update menu and option summary
12761 to reflect the new section ordering.
12763 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12765 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12766 (C++ Dialect Options): Add cross-reference to -std option.
12767 * doc/standards.texi (C++ Language): Document C++14 support.
12769 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12771 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12772 for pack/unpack functions for __ibm128.
12773 (PACK_IF): Likewise.
12774 (UNPACK_IF): Likewise.
12776 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12777 support for __ibm128 pack/unpack functions.
12778 (rs6000_invalid_builtin): Likewise.
12779 (rs6000_init_builtins): Likewise.
12780 (rs6000_opt_masks): Likewise.
12782 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12783 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12785 (RS6000_BTM_COMMON): Likewise.
12787 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12788 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12789 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12790 128-bit floating point. Add support for the double values to be
12791 in Altivec registers for TF/IF packing and unpacking, but restrict
12792 TD packing sub-fields to be FPR registers. Don't allow overlapped
12793 register support for packing. Allow pack inputs to be memory
12794 locations. Don't build generator functions for unpack<mode>_dm
12795 and unpack<mode>_nodm.
12796 (unpack<mode>_dm): Likewise.
12797 (unpack<mode>_nodm): Likewise.
12798 (pack<mode>): Likewise.
12800 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12801 built-in functions to pack/unpack explicit __ibm128 values.
12802 (__builtin_unpack_ibm128): Likewise.
12804 * doc/extend.texi (PowerPC Built-in Functions): Document
12805 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12807 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12810 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12811 Add new arg loc and pass it down as context.
12812 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12813 to the location to use for the warning.
12814 (check_function_arguments): New arg loc. All callers changed. Pass
12815 it to check_function_nonnull.
12816 * c-common.h (check_function_arguments): Adjust declaration.
12818 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12820 PR tree-optimization/69156
12821 * gimple.c (validate_type): Removed.
12822 (gimple_builtin_call_types_compatible_p): Use
12823 useless_type_conversion_p instead of validate_type.
12824 * value-prof.c (gimple_stringop_fixed_value): Fold
12825 icall_size to correct type.
12827 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12829 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12832 2016-01-13 Richard Henderson <rth@redhat.com>
12835 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12836 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12837 (ix86_builtin_tm_store): Remove.
12838 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12839 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12840 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12841 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12842 * doc/tm.texi: Rebuild.
12844 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12845 (BUILT_IN_TM_MEMCPY_RTWN): New.
12846 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12847 fallback from vector to integer helpers.
12848 (build_tm_load): Handle vector types directly, instead of
12850 (build_tm_store): Likewise.
12851 (expand_assign_tm): Prepare for register types not handled by
12852 the above. Copy them to memory and use memcpy.
12853 * tree.c (tm_define_builtin): New.
12854 (find_tm_vector_type): New.
12855 (build_tm_vector_builtins): New.
12856 (build_common_builtin_nodes): Call it.
12858 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12860 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12861 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12863 2016-01-13 Tom de Vries <tom@codesourcery.com>
12865 PR tree-optimization/69169
12866 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12867 handled_struct_type param.
12868 (create_variable_info_for, intra_create_variable_infos): Call
12869 create_variable_info_for_1 with extra arg.
12871 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12873 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12874 and "armv8.1-a+crc" entries.
12876 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12879 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12880 Change first operand predicate from register_or_constm1_operand
12881 to register_operand.
12882 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12883 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12884 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12885 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12886 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12887 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12888 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12889 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12890 comparison with constm1_rtx from vec_prefetch_gen part.
12892 2016-01-13 Richard Biener <rguenther@suse.de>
12894 PR tree-optimization/69013
12895 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12896 Exchange assert for a test.
12898 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12901 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12903 2016-01-13 Richard Biener <rguenther@suse.de>
12905 PR tree-optimization/69242
12906 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12907 assert with a check.
12909 2016-01-13 Richard Biener <rguenther@suse.de>
12911 PR tree-optimization/69186
12912 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12913 Properly guard vect_update_misalignment_for_peel call.
12915 2016-01-12 Jeff Law <law@redhat.com>
12917 PR tree-optimization/pr67755
12918 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12919 "need_profile_correction".
12920 (thread_block_1): Initialize new field to false by default. If we
12921 have multiple thread paths through a common joiner to different
12922 final targets, then set new field to true.
12923 (compute_path_counts): Only do count adjustment when it's really
12926 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12928 * doc/invoke.texi (Spec Files): Move section down in file, past
12929 all command-line option descriptions.
12931 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12933 PR middle-end/54809
12934 * doc/gty.texi: Remove documentation of mark_hook.
12935 * gengtype.c (struct write_types_data): Remove code to support
12936 mark_hook attribute.
12937 (walk_type): Likewise.
12938 (write_func_for_structure): Likewise.
12940 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12942 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12943 Directory Options, and -specs= to Overall Options.
12944 (Overall Options): Adjust similarly. Reorder to group related
12945 options together. Make -specs= cross-reference the spec file details.
12946 (Directory Options): Adjust similarly.
12948 2016-01-12 Jeff Law <law@redhat.com>
12950 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12952 2016-01-12 Olivier Hainque <hainque@adacore.com>
12954 * gcc.c (spec_undefvar_allowed): New global.
12955 (process_command): Set to true when running for --version or --help,
12957 (getenv_spec_function): When the variable is not defined, use the
12958 variable name as the variable value if we're allowed not to issue
12961 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12963 PR tree-optimization/68911
12964 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12965 information computed for expression "init + nit * step".
12967 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12969 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12970 about name of GCC executable. Remove deleted node from menu.
12971 (Directory Options) <-B>: Remove cross-reference to deleted node.
12972 (Target Options): Delete section.
12974 2016-01-12 Christian Bruel <christian.bruel@st.com>
12977 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12978 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12980 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12983 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12984 aligned_mem is properly set for AVX512-VL floating point masked
12988 * ifcvt.c (cond_exec_process_if_block): When removing the last
12989 insn from then_bb, remove also any possible barriers that follow it.
12991 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12995 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12996 (PTRDIFF_TYPE): Likewise.
12997 (WCHAR_TYPE): Likewise.
12998 (WCHAR_TYPE_SIZE): Likewise.
12999 (STDINT_LONG32): Likewise.
13001 2016-01-12 Richard Biener <rguenther@suse.de>
13003 PR tree-optimization/69053
13004 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13005 convert initial value for cond reductions.
13007 2016-01-12 Richard Biener <rguenther@suse.de>
13009 PR tree-optimization/69007
13010 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13011 widen_sum after dot_prod and sad.
13013 2016-01-12 Richard Biener <rguenther@suse.de>
13015 PR tree-optimization/69168
13016 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13017 pattern stmt SLP type.
13018 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13019 end up unused so cope with that case.
13021 2016-01-12 Richard Biener <rguenther@suse.de>
13023 PR tree-optimization/69157
13024 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13025 stmts def type only during analyze phase.
13026 (vectorizable_call): Likewise.
13027 (vectorizable_simd_clone_call): Likewise.
13028 (vectorizable_conversion): Likewise.
13029 (vectorizable_assignment): Likewise.
13030 (vectorizable_shift): Likewise.
13031 (vectorizable_operation): Likewise.
13032 (vectorizable_store): Likewise.
13033 (vectorizable_load): Likewise.
13035 2016-01-12 Richard Biener <rguenther@suse.de>
13037 PR tree-optimization/69174
13038 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13040 (vectorizable_load): Properly compute the number of loads needed
13041 for permuted strided SLP loads and do not spuriously assign
13042 to SLP_TREE_VEC_STMTS.
13044 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13046 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13047 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13048 (MD_EXEC_PREFIX): Remove.
13049 (MD_STARTFILE_PREFIX) Removee.
13050 (FILE_NAME_ABSOLUTE_P): Remove.
13051 (CPP_SPEC): Do not read macros from sys/version.h.
13052 (LINK_COMMAND_SPEC): Remove.
13053 (LOCAL_INCLUDE_DIR): Remove.
13054 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13055 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13056 (POST_LINK_SPEC): Define to invoke stubify after linker
13057 (LIBSTDCXX): Remove define
13058 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13059 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13060 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13061 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13062 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13063 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13064 (i386_djgpp_asm_named_section): Add propotype of new procedure
13066 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13067 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13068 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13069 in config/i386/djgpp.h).
13070 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13071 STANDARD_STARTFILE_PREFIX_1.
13072 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13073 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13074 installation errors.
13075 (MAX_OFILE_ALIGNMENT): Define to 128.
13076 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13078 * config/i386/djgpp.c: New file. Add implementation of
13079 i386_djgpp_asm_named_section.
13081 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13083 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13084 Add rule for building djgpp.o.
13086 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13088 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13089 (rtx_is_swappable_p): Reductions are swappable.
13090 (insn_is_swappable_p): V2DF reductions are swappable.
13092 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13094 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13095 reloads for other unsupported memory operands.
13097 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13098 Jim Wilson <jim.wilson@linaro.org>
13101 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13102 copy_to_mode_reg instead of force_reg.
13104 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13107 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13108 TARGET_80387 is true.
13110 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13113 * lra-eliminations.c (move_plus_up): Only move plus up
13114 if subreg of the constant can be simplified into constant
13115 and use the simplified subreg of the constant instead of
13116 the original constant.
13118 * fold-const.c (fold_convertible_p): Don't return true
13119 for conversion of VECTOR_TYPE to same sized integral type.
13120 (fold_convert_loc): Fix up formatting. Fold conversion of
13121 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13122 instead of NOP_EXPR.
13124 PR tree-optimization/69214
13125 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13126 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13129 PR tree-optimization/69207
13130 * tree-vect-slp.c (vect_get_constant_vectors): For
13131 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13132 fold_convertible_p to vector_type's element type, and always
13133 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13135 2016-01-11 Richard Biener <rguenther@suse.de>
13137 PR tree-optimization/69173
13138 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13139 fixup the cycle if all stmts are in a pattern.
13141 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13143 PR middle-end/68999
13144 * alias.c (base_alias_check): Move check for addresses with
13145 alignment ANDs before the call for compare_base_decls.
13146 (memrefs_conflict_p): Return -1 for different decls
13147 that went through alignment adjustments.
13149 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13151 PR rtl-optimization/68796
13152 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13153 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13154 and QImode comparisons against zero with CC_NZmode.
13155 * config/aarch64/iterators.md (short_mask): New mode_attr.
13157 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13159 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13160 (<avx512>_store<mode>_mask): Likewise.
13162 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13163 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13165 PR rtl-optimization/68841
13166 * ifcvt.c (struct noce_if_info): Add orig_x field.
13167 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13168 Don't record conflicts on to_rename if it's present.
13169 Allow memory destinations in sets.
13170 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13171 blocks, passing orig_x to the checks.
13172 (noce_process_if_block): Set if_info->orig_x appropriately.
13174 2016-01-11 Tom de Vries <tom@codesourcery.com>
13176 PR tree-optimization/69069
13177 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13179 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13181 PR rtl-optimization/68920
13182 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13183 of conditional moves for RTL if-conversion to 1 for
13184 TARGET_ONE_IF_CONV_INSN.
13185 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13186 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13187 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13188 parameter to restirct number of conditional moves for
13190 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13191 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13194 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13197 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13198 onepart vars. Fix typo in comment. Fix reversed condition in
13200 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13203 * var-tracking.c (dump_onepart_variable_differences): New.
13204 (dataflow_set_different): If a detailed dump is requested,
13205 delay early returns and dump differences between onepart
13206 variables present before and after, and added variables.
13208 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13211 * expr.c (expand_expr_real_1): For boolean vector constants
13212 with a scalar mode use const_scalar_mask_from_tree.
13213 (const_scalar_mask_from_tree): New.
13214 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13215 assigned to a mask type to handle constants.
13217 2016-01-11 Martin Jambor <mjambor@suse.cz>
13220 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13221 useless parameters if we cannot change function signature.
13223 2016-01-11 Martin Jambor <mjambor@suse.cz>
13226 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13229 2016-01-11 Tom de Vries <tom@codesourcery.com>
13231 PR tree-optimization/69109
13232 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13235 2016-01-11 Tom de Vries <tom@codesourcery.com>
13237 PR tree-optimization/69108
13238 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13239 res is not used in a phi.
13241 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13244 * common.opt (frandom-seed): Fix parameter name.
13245 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13247 2016-01-11 Tom de Vries <tom@codesourcery.com>
13249 PR tree-optimization/69058
13250 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13253 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13255 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13256 (mcode-density): Likewise.
13258 2016-01-10 Tom de Vries <tom@codesourcery.com>
13260 PR tree-optimization/69062
13261 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13262 (parallelize_loops): Don't paralelize loop that has phi with address
13265 2016-01-10 Tom de Vries <tom@codesourcery.com>
13267 PR tree-optimization/69039
13268 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13271 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13273 PR middle-end/68743
13274 * match.pd: Require target has function_c99_misc before doing
13275 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13277 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13279 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13281 * configure: Regenerate.
13283 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13285 PR middle-end/50865
13286 PR tree-optimization/69097
13287 * fold-const.h (expr_not_equal_to): New prototype.
13288 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13289 (expr_not_equal_to): New function.
13290 * match.pd (X % -Y is the same as X % Y): Don't optimize
13291 unless X is known not to be equal to minimum or Y is known
13292 not to be equal to -1.
13293 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13294 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13295 (simplify_stmt_using_ranges): Adjust caller.
13296 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13297 substitute_and_fold.
13299 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13301 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13304 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13306 PR tree-optimization/69167
13307 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13308 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13310 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13312 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13313 Richard Biener <rguenther@suse.de>
13315 PR tree-optimization/68707
13316 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13317 instances that can be handled via vect_load_lanes.
13319 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13321 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13322 if we can't determine address equivalence.
13323 * alias.c (compare_base_decl): Update for changed return value of
13324 symtab_node::equal_address_to.
13326 2016-01-08 Jason Merrill <jason@redhat.com>
13330 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13331 * expr.c (store_field): Not here.
13332 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13333 call with TREE_ADDRESSABLE type.
13334 * tree-cfg.c (verify_gimple_call): Adjust.
13336 2016-01-08 Olivier Hainque <hainque@adacore.com>
13338 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13341 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13343 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13344 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13345 (reduc_smin_v2sf): Rename to...
13346 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13347 (reduc_splus_v2sf): Rename to...
13348 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13350 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13352 PR tree-optimization/69162
13353 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13354 valist argument in another argument.
13355 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13356 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13357 to determine the va_list type, build a MEM_REF instead of
13358 build_fold_indirect_ref.
13360 PR tree-optimization/69172
13361 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13364 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13366 PR tree-optimization/67781
13367 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13368 and cmpnop in two steps: first the ones not accessed in original
13369 gimple expression in a endian independent way and then the ones not
13370 accessed in the final result in an endian-specific way.
13372 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13374 PR tree-optimization/69083
13375 * tree-vect-slp.c (vect_get_constant_vectors): For
13376 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13377 element type. If op is fold_convertible_p to vector_type's element
13378 type, use NOP_EXPR instead of VCE.
13380 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13382 PR rtl-optimization/67778
13383 PR rtl-optimization/68634
13384 PR rtl-optimization/68909
13385 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13386 block from the stack until done with it. Remove a superfluous
13387 bitmap set. Remove a superfluous bitmap test.
13389 2016-01-07 Martin Sebor <msebor@redhat.com>
13392 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13393 constraint on the type of arguments.
13395 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13397 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13398 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13399 unaligned_access on the gcc_options set.
13400 * config/arm/arm.c (arm_option_override_internal): Use
13401 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13403 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13407 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13409 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13412 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13415 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13416 depending on frame_pointer_needed before remaining integer and SSE
13417 registers are saved.
13419 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13422 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13424 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13427 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13428 Use the "xBm" constraint.
13429 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13431 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13432 (sse_cvtsi2ssq<round_name>): Likewise.
13433 (sse_cvtss2si<round_name>): Likewise.
13434 (sse_cvtss2siq<round_name>): Likewise.
13435 (sse2_cvtsi2sdq<round_name>): Likewise.
13436 (sse2_cvtsd2si<round_name>): Likewise.
13437 (sse2_cvtsd2siq<round_name>): Likewise.
13438 * config/i386/subst.md (round_nimm_scalar_predicate): New
13441 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13443 PR middle-end/67639
13444 * varasm.c (make_decl_rtl): Mark invalid register vars as
13447 PR rtl-optimization/66206
13448 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13449 All callers changed.
13451 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13453 PR tree-optimization/69141
13454 * tree-ssa-pre.c: Include langhooks.h.
13455 (eliminate_dom_walker::before_dom_children): Use
13456 lang_hooks.decl_printable_name instead of
13457 cgraph_node::get ()->name ().
13459 PR middle-end/68960
13460 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13461 it and DECL_ALIGN too.
13463 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13465 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13467 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13470 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13471 depending on frame_pointer_needed before remaining integer and SSE
13472 registers are saved.
13474 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13476 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13477 mode iterator with VSX_M2.
13478 (*p9_vecstore_<mode>): Likewise.
13479 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13480 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13481 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13482 (define_split for VSX_LE128 stores): Likewise.
13483 (define_peephole2 for TImode LE swaps): Likewise.
13484 (define_split for VSX_LE128 post-reload stores): Likewise.
13486 2016-01-06 Marek Polacek <polacek@redhat.com>
13489 * convert.c (convert_to_integer_1): Adjust call to
13490 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13491 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13492 EXPR instead of ARG.
13493 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13495 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13498 * doc/extend.texi (RL78 Variable Attributes): New section.
13500 2016-01-05 Marek Polacek <polacek@redhat.com>
13503 * builtins.c (get_memmodel): Use expansion point location rather than
13504 the input location. Call warning_at rather than warning.
13505 (expand_builtin_atomic_compare_exchange): Likewise.
13506 (expand_builtin_atomic_load): Likewise.
13507 (expand_builtin_atomic_store): Likewise.
13508 (expand_builtin_atomic_clear): Likewise.
13510 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13513 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13514 Replace nonimmediate_operand with vector_operand.
13515 * config/i386/predicates.md (vector_operand): New predicate.
13516 (general_vector_operand): Replace nonimmediate_operand with
13518 * config/i386/sse.md: Replace nonimmediate_operand with
13519 vector_operand and m constraint with Bm constraint on SSE
13520 patterns with 16-byte memory operand.
13521 * config/i386/subst.md (round_nimm_predicate): Replace
13522 nonimmediate_operand with vector_operand.
13523 (round_saeonly_nimm_predicate): Likewise.
13524 (round_saeonly_nimm_scalar_predicate): New.
13526 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13529 * config/i386/constraints.md (Bm): New constraint.
13530 * config/i386/predicates.md (vector_memory_operand): New
13532 * config/i386/sse.md: Replace xm with xBm in plusminus and
13533 any_logic patterns.
13535 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13538 * doc/extend.texi (V850 Function Attributes): New section.
13539 (V850 Variable Attributes): New section.
13541 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13544 * doc/extend.texi (MicroBlaze Function Attributes): Document
13545 interrupt_handler and fast_interrupt attributes.
13547 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13550 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13551 for local symbolic operands.
13552 * config/ia64/predicates.md (local_symbolic_operand64): New
13555 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13557 PR rtl-optimization/68651
13558 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13561 2016-01-05 Nathan Sidwell <nathan@acm.org>
13563 * alias.c (compare_base_decls): Use symtab_node::get.
13565 2016-01-05 Nick Clifton <nickc@redhat.com>
13568 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13569 secondary_reload_info structure.
13572 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13573 decls if weak support is available.
13575 2016-01-04 Martin Sebor <msebor@redhat.com>
13577 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13579 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13581 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13582 OPTION_MASK_P9_DFORM.
13584 * config/rs6000/constraints.md (wo constraint): New constraint for
13587 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13589 (rs6000_init_hard_regno_mode_ok): Likewise.
13591 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13594 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13595 expanders not to have constraints. Add support for ISA 3.0 xxperm
13596 instruction. Add support for fusing xxlor with xxperm.
13597 (altivec_vperm_<mode>_internal): Likewise.
13598 (altivec_vperm_v8hiv16qi): Likewise.
13599 (altivec_vperm_<mode>v16q): Likewise.
13600 (altivec_vperm_<mode>_uns): Likewise.
13601 (vperm_v8hiv4si): Likewise.
13602 (vperm_v16qiv8hi): Likewise.
13604 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13606 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13608 Update copyright years.
13610 * gcc.c (process_command): Update copyright notice dates.
13611 * gcov-dump.c (print_version): Ditto.
13612 * gcov.c (print_version): Ditto.
13613 * gcov-tool.c (print_version): Ditto.
13614 * gengtype.c (create_file): Ditto.
13615 * doc/cpp.texi: Bump @copying's copyright year.
13616 * doc/cppinternals.texi: Ditto.
13617 * doc/gcc.texi: Ditto.
13618 * doc/gccint.texi: Ditto.
13619 * doc/gcov.texi: Ditto.
13620 * doc/install.texi: Ditto.
13621 * doc/invoke.texi: Ditto.
13623 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13625 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13626 modes larger than TImode as TImode if NEON is not enabled.
13628 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13631 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13632 mode for %f0-%f31 only if TARGET_FPU.
13634 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13637 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13638 to compute the PACKED_P predicate.
13639 (function_arg_record_value): Minor tweaks.
13641 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13643 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13644 option for arm*-*-* targets.
13646 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13648 * doc/extend.texi (Common Function Attributes): Move docs for
13649 MSP430-specific attributes to....
13650 (MSP430 Function Attributes): ...here. Delete the redundant
13651 entries and copy-edit the remaining text.
13652 (MSP430 Variable Attributes): Use uniform format for index
13653 entries and add a cross-reference to the corresponding function
13656 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13658 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13660 (x86 Options): Likewise.
13662 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13666 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13667 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13668 to corresponding attribute.
13670 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13672 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13673 to correct alphabetization of table. Copy-edit and correct
13675 <stack_protect>: Likewise.
13676 <target_clones>: Likewise.
13678 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13679 Correct punctuation.
13680 (Code Gen Options) <-fno-plt>: Copy-edit.
13682 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13685 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13686 SI values. Explicitly convert SI to DI and vice-versa.
13688 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13690 PR tree-optimization/69070
13691 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13692 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13695 * ubsan.c (ubsan_instrument_float_cast): Call
13696 initialize_sanitizer_builtins.
13699 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13701 Copyright (C) 2016 Free Software Foundation, Inc.
13703 Copying and distribution of this file, with or without modification,
13704 are permitted in any medium without royalty provided the copyright
13705 notice and this notice are preserved.