1 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
5 New peepholes to remove unneeded fild/fistp pairs.
6 (define_peephole2 atomic_loaddi_fpu): Ditto.
8 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10 * predict.c (maybe_hot_frequency_p): Avoid division.
12 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14 * doc/install.texi: Use https for shop.fsf.org.
16 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19 likely_max_stmt_executions_int.
21 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
23 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
24 likely_max_stmt_executions_int.
26 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
28 * profile.c (compute_branch_probabilities): Do not report hitrates
30 (branch_prob): Report hitrates here.
31 * predict.c (gimple_predict_edge): Do not assert profile status;
32 fix formatting issues.
34 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
36 * predict.c (edge_predicted_by_p): New function.
37 (predict_paths_for_bb): Do not put multiple predictions of the same type
40 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
42 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
45 2016-05-28 Alan Modra <amodra@gmail.com>
47 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
49 2016-05-28 Alan Modra <amodra@gmail.com>
51 PR rtl-optimization/71275
52 * ira.c (ira): Free dominance info.
54 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
56 * doc/sourcebuild.texi: New address for upstream Go repository.
58 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
60 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
61 (TARGET_ARM_V7M): Likewise.
63 2016-05-26 Jeff Law <law@redhat.com>
65 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
66 (thread_across_edge): Remove calls to find_jump_threads_backwards.
67 * passes.def: Add jump threading passes before DOM/VRP.
68 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
69 argument to a basic block from an edge. Remove tests which are
71 (pass_data_thread_jumps, class pass_thread_jumps): New.
72 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
73 (make_pass_thread_jumps): Likewise.
74 * tree-pass.h (make_pass_thread_jumps): Declare.
76 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
78 * config/visium/visium-protos.h (split_double_move): Rename into...
79 (visium_split_double_move): ...this.
80 (visium_split_double_add): Declare.
81 * config/visium/visium.c (split_double_move): Rename into...
82 (visium_split_double_move): ...this.
83 (visium_split_double_add): New function.
84 (visium_expand_copysign): Renumber operands for consistency.
85 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
86 (DFmode move splitter): Likewise.
87 (*addi3_insn): Split by means of visium_split_double_add.
88 (*adddi3_insn_flags): Delete.
89 (*plus_plus_sltu<subst_arith>): New insn.
90 (*subdi3_insn): Split by means of visium_split_double_add.
91 (subdi3_insn_flags): Delete.
92 (*minus_minus_sltu<subst_arith>): New insn.
93 (*negdi2_insn): Split by means of visium_split_double_add.
94 (*negdi2_insn_flags): Delete.
96 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
98 * configure.ac: Treat a --with-headers option without argument
99 the same as the default (i.e. consult sys-include directory).
100 * configure: Regenerate.
102 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
104 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
105 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
107 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
108 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
110 2016-05-27 Jiong Wang <jiong.wang@arm.com>
113 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
114 tree-stdarg analysis results.
115 (aarch64_setup_incoming_varargs): Likewise.
117 2016-05-27 Jiong Wang <jiong.wang@arm.com>
119 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
120 va_list_gpr_counter_field and va_list_fpr_counter_field.
122 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
125 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
126 * config/aarch64/aarch64.c
127 (aarch64_cannot_change_mode_class): Remove function.
128 * config/aarch64/aarch64-protos.h
129 (aarch64_cannot_change_mode_class): Remove.
131 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
133 * cfgloop.c (record_niter_bound): Record likely upper bounds.
134 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
135 get_likely_max_loop_iterations_int): New.
136 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
137 any_likely_upper_bound.
138 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
140 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
141 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
143 (unroll_loop_constant_iterations): Likewise.
144 (unroll_loop_runtime_iterations): Likewise.
145 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
146 * lto-streamer-out.c (output_cfg): Likewise.
147 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
149 (canonicalize_loop_induction_variables): Dump likely upper bounds.
150 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
151 (likely_max_loop_iterations): New.
152 (likely_max_loop_iterations_int): New.
153 (likely_max_stmt_executions): New.
154 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
155 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
156 likely_max_stmt_executions): Declare.
158 2016-05-27 Marek Polacek <polacek@redhat.com>
161 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
163 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
165 * config/s390/s390.md (2x risbg splitters): Use
166 reg_overlap_mentioned_p instead of rtx_equal_p.
168 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
170 * combine.c (make_compound_operation): Take known zero bits into
171 account when checking for possible zero_extend.
173 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
175 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
176 Use const_int_operand for operand 2 predicate. Simplify expand code
179 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
182 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
185 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
187 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
188 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
189 that returns CC_SESWPmode and CC_ZESWPmode.
190 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
192 (aarch64_rtx_costs): Likewise.
194 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
196 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
197 for ISA 3.0 min/max support.
198 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
199 conditional move support.
200 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
201 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
203 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
204 conditional moves where the comparison type is different from move
206 (fp_minmax): New code iterator for smin/smax.
207 (minmax): New code attributes for min/max.
209 (smax<mode>3): Combine min, max insns into one insn using the
210 fp_minmax code iterator. Add support for ISA 3.0 min/max
211 instructions that don't need -ffast-math.
212 (s<minmax><mode>3): Likewise.
213 (smax<mode>3_vsx): Likewise.
214 (smin<mode>3): Likewise.
215 (s<minmax><mode>3_vsx): Likewise.
216 (smin<mode>3_vsx): Likewise.
217 (pre-VSX min/max splitters): Likewise.
218 (s<minmax><mode>3_fpr): Likewise.
219 (movsfcc): Rewrite floating point conditional moves to combine
220 SFmode/DFmode into a single insn.
221 (mov<mode>cc): Likewise.
223 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
224 SFDF2 iterators to handle all combinations.
225 (fseldfsf4): Likewise.
226 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
227 (fseldfdf4): Likewise.
228 (fselsfdf4): Likewise.
229 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
230 comparison instructions that set a 0/-1 mask, and use it for
231 floating point conditional move via XXSEL.
232 (fpmask<mode>): Likewise.
233 (xxsel<mode>): Likewise.
234 * config/rs6000/predicates.md (min_max_operator): Delete, no
236 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
237 instructions that generate a 0/-1 mask for use with XXSEL.
238 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
239 say whether floating point min/max is available, either through
240 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
241 (TARGET_MINMAX_DF): Likewise.
243 2016-05-27 Alan Modra <amodra@gmail.com>
245 PR rtl-optimization/71275
246 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
247 for update_equiv_regs and combine_and_move_insns.
249 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
252 if_then_else or cond RTXes to calculate attribute value.
253 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
254 <attr "length_immediate>: Ditto.
255 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
256 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
257 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
258 <attr "type">: Ditto.
259 <attr "prefix_data16">: Ditto.
260 <attr "prefix_extra">: Ditto.
261 <attr "length_immediate">: Ditto.
262 <attr "prefix">: Ditto.
263 (vec_set<mode>_0) <attr "isa">: Ditto.
264 <attr "prefix_extra">: Ditto.
265 <attr "length_immediate">: Ditto.
266 <attr "prefix">: Ditto.
267 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
268 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
269 (sse2_storelpd) <attr "prefix_data16">: Ditto.
270 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
271 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
272 <attr "length_immediate">: Ditto.
273 <attr "prefix">: Ditto.
274 (sse2_movsd) <attr "length_immediate">: Ditto.
275 <attr "prefix">: Ditto.
276 (vec_concatv2df) <attr "isa">: Ditto.
277 <attr "prefix">: Ditto.
278 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
279 (*vec_extractv2di_1) <attr "isa">: Ditto.
280 <attr "type">: Ditto.
281 <attr "length_immediate">: Ditto.
282 <attr "prefix_rex">: Ditto.
283 <attr "prefix_extra">: Ditto.
284 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
285 <attr "prefix_extra">: Ditto.
286 <attr "length_immediate">: Ditto.
287 (vec_concatv2di) <attr "isa">: Ditto.
288 <attr "prefix_extra">: Ditto.
289 <attr "length_immediate">: Ditto.
290 <attr "prefix">: Ditto.
292 2016-05-26 Martin Liska <mliska@suse.cz>
294 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
296 (operator+): Likewise.
297 (operator-): Likewise.
298 (comp_cost::operator+=): Likewise.
299 (comp_cost::operator-=): Likewise.
300 (comp_cost::operator/=): Likewise.
301 (comp_cost::operator*=): Likewise.
302 (operator<): Likewise.
303 (operator==): Likewise.
304 (operator<=): Likewise.
306 (infinite_cost_p): Likewise.
307 (add_costs): Likewise.
308 (sub_costs): Likewise.
309 (compare_costs): Likewise.
310 (set_group_iv_cost): Use the newly introduced functions.
311 (get_address_cost): Likewise.
312 (get_shiftadd_cost): Likewise.
313 (force_expr_to_var_cost): Likewise.
314 (split_address_cost): Likewise.
315 (ptr_difference_cost): Likewise.
316 (difference_cost): Likewise.
317 (get_computation_cost_at): Likewise.
318 (determine_group_iv_cost_generic): Likewise.
319 (determine_group_iv_cost_address): Likewise.
320 (determine_group_iv_cost_cond): Likewise.
321 (autoinc_possible_for_pair): Likewise.
322 (determine_group_iv_costs): Likewise.
323 (cheaper_cost_pair): Likewise.
324 (iv_ca_recount_cost): Likewise.
325 (iv_ca_set_no_cp): Likewise.
326 (iv_ca_set_cp): Likewise.
327 (iv_ca_cost): Likewise.
328 (iv_ca_new): Likewise.
329 (iv_ca_dump): Likewise.
330 (iv_ca_narrow): Likewise.
331 (iv_ca_prune): Likewise.
332 (iv_ca_replace): Likewise.
333 (try_add_cand_for): Likewise.
334 (try_improve_iv_set): Likewise.
335 (find_optimal_iv_set): Likewise.
337 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
339 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
340 that internal functions will clobber all caller-saved registers.
342 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
344 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
345 Return a better case_values_threshold when optimizing.
347 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
349 * config/aarch64/aarch64-simd.md (aarch64_combinez):
350 Add ? to integer variant.
351 (aarch64_combinez_be): Likewise.
353 2016-05-26 Jakub Jelinek <jakub@redhat.com>
355 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
356 instead of x constraint.
357 (vcvtps2ph256<mask_name>): Likewise.
359 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
360 alternative. Formatting fix.
363 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
365 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
366 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
367 maybe_evex prefix instead of vex.
368 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
369 EXT_REX_SSE_REG_P (op0) case in the splitter.
371 2016-05-25 Jeff Law <law@redhat.com>
373 PR tree-optimization/71272
374 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
375 Update comments. Add test for empty path.
377 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
379 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
380 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
381 special case builtin.
382 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
383 code for ALTIVEC_BUILTIN_VEC_CMPNE.
384 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
385 for __builtin_vec_cmpne.
387 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
389 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
390 redundant test and bail out if the type of the new operand is not
391 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
393 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
396 (x_ix86_target_flags_explicit): Remove.
397 * config/i386/i386.c (ix86_function_specific_save): Do not copy
398 x_ix86_target_flags_explicit.
399 (ix86_function_specific_restore): Ditto.
401 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
402 H.J. Lu <hongjiu.lu@intel.com>
405 * common/config/i386/i386-common.c
406 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
407 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
408 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
409 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
410 (-mgeneral-regs-only): Add new option.
411 * config/i386/i386.c (ix86_option_override_internal): Don't enable
412 x87 instructions if only general registers are allowed.
413 (ix86_target_string): Add ix86_flags argument. Handle additional
414 flags options through ix86_flags argument. Update all callers.
415 * doc/invoke.texi: Document -mgeneral-regs-only.
417 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
419 PR rtl-optimization/66940
420 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
421 decrementing desired_val will not overflow before performing these
424 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
426 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
427 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
428 * config/i386/i386.c (enum ix86_builtins): Add
429 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
430 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
431 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
432 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
433 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
434 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
435 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
436 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
437 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
438 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
439 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
440 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
441 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
442 __builtin_ia32_cvtps2dq512_mask.
443 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
444 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
445 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
447 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
449 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
450 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
452 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
453 (avx512f_vec_pack_sfix_v8df): New define_expand.
454 (avx512f_roundpd512): Rename to ...
455 (avx512f_round<castmode>512): ... this. Change iterator.
456 (avx512f_roundps512_sfix): New define_expand.
457 (round<mode>2_sfix): Change iterator.
459 2016-05-25 Nick Clifton <nickc@redhat.com>
461 * config/msp430/msp430.c (msp430_attr): Produce an error if a
462 static interrupt handler is detected.
463 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
464 default linker script.
465 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
466 the low part of a symbolic pointer.
468 2016-05-25 Richard Biener <rguenther@suse.de>
470 PR tree-optimization/71261
471 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
472 interesting stmt instead of immediate uses when looking
473 for the use operand to replace.
475 2016-05-25 Martin Liska <mliska@suse.cz>
477 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
479 2016-05-25 Richard Biener <rguenther@suse.de>
481 PR tree-optimization/71264
482 * tree-vect-stmts.c (vect_init_vector): Properly deal with
485 2016-05-25 Martin Liska <mliska@suse.cz>
487 PR tree-optimization/71239
488 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
489 if DECL_SIZE is NULL.
491 2016-05-25 Richard Biener <rguenther@suse.de>
493 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
494 * tree-if-conv.c (pass_data_if_conversion): Use it.
496 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
498 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
499 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
500 * varpool.c (varpool_node::get_availability): Likewise.
502 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
504 * config/rs6000/altivec.md (VNEG iterator): New iterator for
505 VNEGW/VNEGD instructions.
506 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
507 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
508 support for ISA 3.0 VNEGW/VNEGD instructions.
510 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
512 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
513 pointers inside OACC_DATA regions.
514 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
515 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
516 (gimplify_adjust_omp_clauses): Fix typo in comment.
518 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
520 * config/rs6000/altivec.md (VParity): New mode iterator for vector
521 parity built-in functions.
522 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
524 (p9v_parity<mode>2): Likewise.
525 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
527 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
528 (parity<mode>2): ISA 3.0 expander for vector parity.
529 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
531 (BU_P9_64BIT_MISC_0): Likewise.
532 (BU_P9_MISC_0): Likewise.
533 (BU_P9V_AV_1): Likewise.
534 (BU_P9V_AV_2): Likewise.
535 (BU_P9V_AV_3): Likewise.
536 (BU_P9V_AV_P): Likewise.
537 (BU_P9V_VSX_1): Likewise.
538 (BU_P9V_OVERLOAD_1): Likewise.
539 (BU_P9V_OVERLOAD_2): Likewise.
540 (BU_P9V_OVERLOAD_3): Likewise.
541 (VCTZB): Add vector count trailing zeros support.
545 (VPRTYBD): Add vector parity support.
548 (VCTZ): Add overloaded vector count trailing zeros support.
549 (VPRTYB): Add overloaded vector parity support.
550 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
551 overloaded vector count trailing zeros and parity instructions.
552 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
553 vector parity support.
554 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
555 trailing zeros support.
556 (vec_cntlz): Likewise.
557 (vec_vctzb): Likewise.
558 (vec_vctzd): Likewise.
559 (vec_vctzh): Likewise.
560 (vec_vctzw): Likewise.
561 (vec_vprtyb): Add ISA 3.0 vector parity support.
562 (vec_vprtybd): Likewise.
563 (vec_vprtybw): Likewise.
564 (vec_vprtybq): Likewise.
565 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
566 the ISA 3.0 vector count trailing zeros and vector parity built-in
569 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
571 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
572 when there is stmt_to_insert.
574 2016-05-24 Martin Sebor <msebor@redhat.com>
577 * tree.h (complete_or_array_type_p): New inline function.
579 2016-05-24 Jakub Jelinek <jakub@redhat.com>
581 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
582 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
583 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
585 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
586 Limit 1st alternative to noavx isa, split 2nd alternative into one
587 noavx and one avx alternative, use *x and Bm in the former and
588 x and m in the latter.
590 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
591 of sse4 for the first alternative, drop %v from the template
592 and d operand modifier. Split second alternative into one sse4_noavx
593 and one avx alternative, use *x instead of *v in the former and v
594 instead of *v in the latter.
595 (*sse4_1_extractps): Use noavx isa instead of * for the first
596 alternative, drop %v from the template. Split second alternative into
597 one noavx and one avx alternative, use *x instead of *v in the
598 former and v instead of *v in the latter.
599 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
600 with noavx and the last one with avx.
601 (sse4_1_phminposuw): Guard first alternative with noavx isa,
602 split the second one into one noavx and one avx alternative,
603 use *x and Bm in the former and x and m in the latter one.
604 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
607 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
608 first two alternatives to noavx, use *x instead of *v in the second
609 one, add avx alternative without *.
610 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
611 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
612 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
614 2016-05-24 Jeff Law <law@redhat.com>
616 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
617 New function, extracted from...
618 (fsm_find_control_statement_thread_paths): Here. Use the new function.
619 Allow simple copies and constant initializations in the SSA chain.
621 2016-05-24 Marek Polacek <polacek@redhat.com>
624 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
627 2016-05-24 Jakub Jelinek <jakub@redhat.com>
630 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
631 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
632 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
633 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
634 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
636 2016-05-24 Richard Biener <rguenther@suse.de>
638 PR tree-optimization/71240
639 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
642 2016-05-24 Richard Biener <rguenther@suse.de>
644 PR tree-optimization/71230
645 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
647 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
649 * tree-vectorizer.h (vectorizable_comparison): Delete.
650 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
652 * tree-vect-stmts.c (vectorizable_call): Likewise.
653 (vectorizable_simd_clone_call): Likewise.
654 (vectorizable_conversion): Likewise.
655 (vectorizable_assignment): Likewise.
656 (vectorizable_shift): Likewise.
657 (vectorizable_operation): Likewise.
658 (vectorizable_load): Likewise.
659 (vectorizable_condition): Likewise.
660 (vectorizable_store): Likewise. Assert that we don't have
662 (vectorizable_comparison): Make static. Remove redundant
664 (vect_transform_stmt): Assert that we always have an slp_node
667 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
669 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
670 operands[2] against 1 with comparison against CONST1_RTX.
671 (<shift>di3_neon): Likewise.
672 * config/arm/predicates.md (const0_operand): Replace with comparison
675 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
677 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
678 operands[2] against 1 with comparison against CONST1_RTX.
681 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
686 (define_split above *compareqi_eq0): Likewise.
687 (define_split above "prologue"): Likewise.
688 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
689 * config/arm/predicates.md (shift_operator): Likewise.
690 (shift_nomul_operator): Likewise.
691 (sat_shift_operator): Likewise.
692 (thumb1_cmp_operand): Likewise.
693 (const_neon_scalar_shift_amount_operand): Replace manual range
695 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
696 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
698 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
700 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
701 with HOST_WIDE_INT_1.
703 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
704 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
705 (arm_canonicalize_comparison): Likewise.
706 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
708 (thumb1_size_rtx_costs): Likewise.
709 (vfp_const_double_index): Replace cast of 1 to unsigned
710 HOST_WIDE_INT with HOST_WIDE_INT_1U.
711 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
713 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
714 HOST_WIDE_INT with HOST_WIDE_INT_1U.
715 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
716 HOST_WIDE_INT with HOST_WIDE_INT_1.
718 2016-05-24 Marek Polacek <polacek@redhat.com>
720 * tree-cfg.h (should_remove_lhs_p): New predicate.
721 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
722 * gimplify.c (gimplify_modify_expr): Likewise.
723 * tree-cfg.c (verify_gimple_call): Likewise.
724 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
725 * gimple-fold.c: Include "tree-cfg.h".
726 (gimple_fold_call): Use should_remove_lhs_p.
728 2016-05-24 Richard Biener <rguenther@suse.de>
730 PR tree-optimization/71253
731 * cfganal.h (control_dependences): Make robust against edge
733 (control_dependences::control_dependences): Remove edge_list argument.
734 (control_dependences::get_edge): Remove.
735 (control_dependences::get_edge_src): Add.
736 (control_dependences::get_edge_dest): Likewise.
737 (control_dependences::m_el): Make a vector of edge src/dest index.
738 * cfganal.c (control_dependences::find_control_dependence): Adjust.
739 (control_dependences::control_dependences): Likewise.
740 (control_dependences::~control_dependence): Likewise.
741 (control_dependences::get_edge): Remove.
742 (control_dependences::get_edge_src): Add.
743 (control_dependences::get_edge_dest): Likewise.
744 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
746 (perform_tree_ssa_dce): Adjust.
747 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
749 (pass_loop_distribution::execute): Adjust. Do loop destroying
750 conditional on changed.
752 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
755 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
756 return. Reindent transformation comment and mention the ARM state
759 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
762 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
763 after build_and_add_sum creates new use stmt.
765 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
767 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
768 load_lanes/grouped_load classification comes first. Don't check
769 whether the vectorization factor is a multiple of the group size
772 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
774 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
775 GROUP_GAP for single-element interleaving.
776 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
779 2016-05-24 Richard Biener <rguenther@suse.de>
783 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
784 bases which are accessed with non-invariant indices.
785 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
786 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
788 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
791 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
792 (add_to_ops_vec): Add stmt_to_insert.
793 (add_repeat_to_ops_vec): Init stmt_to_insert.
794 (insert_stmt_before_use): New.
795 (transform_add_to_multiply): Remove mult_stmt insertion and add it
797 (get_ops): Init stmt_to_insert.
798 (maybe_optimize_range_tests): Likewise.
799 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
800 (rewrite_expr_tree_parallel): Likewise.
801 (reassociate_bb): Likewise.
803 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
806 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
807 ISA 3.0 xxperm fusion alternative.
808 (altivec_vperm_v8hiv16qi): Likewise.
809 (altivec_vperm_<mode>_uns_internal): Likewise.
810 (vperm_v8hiv4si): Likewise.
811 (vperm_v16qiv8hi): Likewise.
813 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
814 Kelvin Nilsen <kelvin@gcc.gnu.org>
816 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
817 vpermr/xxpermr on ISA 3.0.
818 (altivec_expand_vec_perm_le): Likewise.
819 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
820 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
823 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386.h (IS_STACK_MODE): Enable for
826 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
827 SSE_FLOAT_MODE_P macros.
828 * config/i386/i386.c (ix86_preferred_reload_class): Use
829 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
830 Cleanup regclass processing for CONST_DOUBLE_P.
831 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
832 (ix86_rtx_costs): Remove redundant TARGET_80387 check
833 with IS_STACK_MODE macro.
834 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
836 (*movdf_internal): Use IS_STACK_MODE macro.
837 (*movsf_internal): Ditto.
839 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
841 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
842 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
844 2016-05-23 Jeff Law <law@redhat.com>
846 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
848 (fsm_find_control_statement_thread_paths): Call it.
850 2016-05-23 Martin Jambor <mjambor@suse.cz>
853 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
854 from_global_constant if t is not NULL.
856 2016-05-23 Marek Polacek <polacek@redhat.com>
859 * common.opt (Wswitch-unreachable): New option.
860 * doc/invoke.texi: Document -Wswitch-unreachable.
861 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
864 2016-05-23 Bin Cheng <bin.cheng@arm.com>
866 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
867 TMR_INDEX is non-NULL.
869 2016-05-23 Richard Biener <rguenther@suse.de>
871 PR tree-optimization/71230
872 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
873 (try_special_add_to_ops): ... here. Always test for single-use.
875 2016-05-23 Martin Jambor <mjambor@suse.cz>
877 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
878 default block if a PHI node in the original one would be resized.
880 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
882 PR tree-optimization/58135
883 * tree-vect-slp.c: When group size is not multiple
884 of vector size, allow splitting of store group at
887 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
889 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
891 2016-05-22 Jakub Jelinek <jakub@redhat.com>
893 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
894 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
895 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
898 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
899 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
900 v constraint instead of x and vinserti32x4 insn.
902 * config/i386/sse.md (i128vldq): New mode iterator.
903 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
904 avx512dq and avx512vl alternatives.
906 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
907 constraint, use maybe_evex prefix instead of vex.
908 (vec_dupv4sf): Use v constraint instead of x for output
909 operand except for noavx alternative, use Yv constraint
910 instead of x for input. Use maybe_evex prefix instead of vex.
911 (*vec_dupv4si): Likewise.
912 (*vec_dupv2di): Likewise.
914 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
917 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
918 (linearize_expr_tree): Call try_special_add_to_ops.
919 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
921 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
923 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
924 to computed stack_usage.
926 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
929 * config/avr/avr.md (define_expand "mov<mode>"): If the source
930 operand is subreg (symbol_ref) then move the symbol ref to register.
932 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
934 * tree.c (array_at_struct_end_p): Look through MEM_REF.
936 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
939 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
942 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
944 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
945 ranges by calling get_single_symbol and tidy up. Look more closely
946 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
948 2016-05-20 Jeff Law <law@redhat.com>
950 * bitmap.c (bitmap_find_bit): Remove useless test.
952 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
954 * function.c (thread_prologue_and_epilogue_insns): Commit the
955 insertion of the epilogue.
957 2016-05-20 Martin Jambor <mjambor@suse.cz>
959 PR tree-optimization/70884
960 * tree-sra.c (initialize_constant_pool_replacements): Do not check
961 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
962 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
963 of constant pool data as a reason for scalarization.
965 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
967 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
969 (thumb1_expand_prologue): Likewise.
971 2016-05-20 Nathan Sidwell <nathan@acm.org>
973 * config/nvptx/nptx.c (nvptx_option_override): Only set
974 flag_toplevel_reorder, if not explicitly specified. Set
975 flag_no_common, unless explicitly specified.
977 2016-05-20 David Malcolm <dmalcolm@redhat.com>
979 * calls.c (can_implement_as_sibling_call_p): Mark param
980 reg_parm_stack_space with ATTRIBUTE_UNUSED.
982 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
984 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
985 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
986 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
988 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
989 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
992 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
994 * config/nvptx/nvptx.md (sincossf3): New pattern.
996 2016-05-20 David Malcolm <dmalcolm@redhat.com>
998 * calls.c (maybe_complain_about_tail_call): New function.
999 (initialize_argument_information): Call
1000 maybe_complain_about_tail_call when clearing *may_tailcall.
1001 (can_implement_as_sibling_call_p): Call
1002 maybe_complain_about_tail_call when returning false.
1003 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1004 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1005 if tail-call optimization fails.
1006 * cfgexpand.c (expand_call_stmt): Initialize
1007 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1008 * gimple-pretty-print.c (dump_gimple_call): Dump
1009 gimple_call_must_tail_p.
1010 * gimple.c (gimple_build_call_from_tree): Call
1011 gimple_call_set_must_tail with the value of
1012 CALL_EXPR_MUST_TAIL_CALL.
1013 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1014 (gimple_call_set_must_tail): New function.
1015 (gimple_call_must_tail_p): New function.
1016 * print-tree.c (print_node): Update printing of TREE_STATIC
1017 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1018 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1019 trailing comment listing applicable flags.
1020 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1022 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1024 * calls.c (expand_call): Move "Rest of purposes for tail call
1025 optimizations to fail" to...
1026 (can_implement_as_sibling_call_p): ...this new function, and
1027 split into multiple "if" statements.
1029 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1031 * cfgloop.h (expected_loop_iterations_unbounded,
1032 expected_loop_iterations): Unconstify.
1033 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1034 profile with known upper bound; return 3 when profile is absent.
1035 (expected_loop_iterations): Update.
1037 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1039 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1040 and get_max_loop_iterations_int.
1042 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1044 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1045 realistic upper bounds here.
1047 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1050 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1051 calls if the LHS is variable length or has addressable type.
1052 If targets[0]->decl is a noreturn call with void return type and
1053 zero arguments, adjust fntype and remove lhs in that case.
1055 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1057 PR tree-optimization/71079
1058 PR tree-optimization/71206
1059 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1061 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1063 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1064 (get_vec_alignment_for_array_decl): Likewise.
1065 (get_vec_alignment_for_record_decl): Likewise.
1066 (increase_alignment::execute): Move code to find alignment to
1067 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1068 (type_align_map): New hash_map.
1070 2016-05-20 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/29756
1073 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1074 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1075 * fold-const.c (operand_equal_p): Likewise.
1076 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1077 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1078 * tree-inline.c (estimate_operator_cost): Likewise.
1079 * tree-pretty-print.c (dump_generic_node): Likewise.
1080 * tree-ssa-operands.c (get_expr_operands): Likewise.
1081 * cfgexpand.c (expand_debug_expr): Likewise.
1082 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1083 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1084 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1085 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1086 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1087 (execute_update_addresses_taken): Do it.
1089 2016-05-20 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/71185
1092 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1093 register operations.
1095 2016-05-20 Richard Biener <rguenther@suse.de>
1097 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1098 gimple_seq_add_seq_without_update.
1099 (release_bb_predicate): Assert we have no operands to free.
1100 (if_convertible_loop_p_1): Calculate post dominators later.
1101 Do not free BB predicates here.
1102 (combine_blocks): Do not recompute BB predicates.
1103 (version_loop_for_if_conversion): Save BB predicates around
1106 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1108 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1109 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1110 code. Ignore sibcalls on EDGE_IGNORE edges.
1111 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1112 on edges for sibcalls that run without prologue. The rest of the
1113 function is combined from...
1114 (fix_fake_fallthrough_edge): ... this, and ...
1115 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1116 function argument, make it a local variable.
1118 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1120 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1121 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1122 for 32-bit mode and SEH for 64-bit.
1123 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1124 TARGET_64BIT_DEFAULT.
1126 2016-05-19 Ryan Burn <contact@rnburn.com>
1128 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1129 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1131 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1133 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1134 force pending loads from memory.
1136 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1138 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1139 (UNSPEC_DARN_32): New unspec constant.
1140 (UNSPEC_DARN_RAW): New unspec constant.
1141 (darn_32): New instruction.
1142 (darn_raw): New instruction.
1143 (darn): New instruction.
1144 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1145 support and documentation for this macro.
1146 (BU_P9_MISC_1): New macro definition.
1147 (BU_P9_64BIT_MISC_0): New macro definition.
1148 (BU_P9_MISC_0): New macro definition.
1149 (darn_32): New builtin definition.
1150 (darn_raw): New builtin definition.
1151 (darn): New builtin definition.
1152 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1153 RS6000_BUILTIN_0 directives to surround each occurrence of
1154 #include "rs6000-builtin.def".
1155 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1156 RS6000_BTM_64BIT flags to the returned mask, depending on
1158 (def_builtin): Correct an error in the assignments made to the
1159 debugging variable attr_string.
1160 (rs6000_expand_builtin): Add support for no-operand built-in
1162 (builtin_function_type): Remove fatal_error assertion that is no
1164 (rs6000_common_init_builtins): Add support for no-operand built-in
1166 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1168 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1170 (RS6000_BTM_64BIT): New macro definition.
1171 * doc/extend.texi: Document __builtin_darn (void),
1172 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1175 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1177 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1178 max_loop_iterations_int.
1180 2016-05-19 Marek Polacek <polacek@redhat.com>
1182 PR tree-optimization/71031
1183 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1184 condition and adjust the code a bit.
1186 2016-05-19 Martin Liska <mliska@suse.cz>
1188 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1189 auto_vec instead of vec.
1191 2016-05-19 Martin Liska <mliska@suse.cz>
1193 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1195 2016-05-19 Martin Liska <mliska@suse.cz>
1197 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1199 2016-05-19 Martin Liska <mliska@suse.cz>
1201 * ipa-pure-const.c (set_function_state): Remove an existing
1203 (remove_node_data): Do not free it as it's released
1204 in set_function_state.
1206 2016-05-19 Martin Liska <mliska@suse.cz>
1208 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1211 2016-05-19 Martin Liska <mliska@suse.cz>
1213 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1215 2016-05-19 Martin Liska <mliska@suse.cz>
1217 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1218 an auto_vec instead of re-creating it.
1220 2016-05-19 Martin Liska <mliska@suse.cz>
1222 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1223 auto_vec instead of vec.
1225 2016-05-19 Martin Liska <mliska@suse.cz>
1227 * lto-section-in.c (lto_get_section_data): Call
1228 lto_check_version with additional argument.
1229 * lto-streamer.c (lto_check_version): Add new argument.
1230 * lto-streamer.h (lto_check_version): Likewise.
1232 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1234 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1235 Don't add cost of inner memory when handling sign-extended loads.
1237 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1239 PR rtl-optimization/71148
1240 * cse.c (cse_main): Free dominance info.
1241 (rest_of_handle_cse): Don't free dominance info.
1242 (rest_of_handle_cse2): Likewise.
1243 (rest_of_handle_cse_after_global_opts): Likewise.
1245 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1248 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1249 NULL_TREE early if NEON is not available. Remove now redundant check
1250 in ARM_CHECK_BUILTIN_MODE.
1252 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1255 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1256 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1257 * doc/cpp.texi: Document new macros.
1259 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1261 PR tree-optimization/69848
1262 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1263 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1265 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1267 * function.c (thread_prologue_and_epilogue_insn): Move the
1268 "goto epilogue_done" one block later.
1270 2016-05-19 Richard Biener <rguenther@suse.de>
1272 PR tree-optimization/70729
1273 * passes.def: Move LIM pass before PRE. Remove no longer
1274 required copyprop and move first DCE out of the loop pipeline.
1276 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1279 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1280 (OBJS-libcommon-target): ...here.
1281 * opts-common.c: Include spellcheck.h.
1282 (cmdline_handle_error): Build a vec of valid options and use it
1283 to suggest provide hints for misspelled arguments.
1285 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1288 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1289 lhs if it has TREE_ADDRESSABLE type.
1291 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1294 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1295 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1297 2016-05-18 Martin Jambor <mjambor@suse.cz>
1300 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1301 input for NOP_EXPR pass-through functions.
1302 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1303 aggregate global constant VAR_DECLs in constant jump functions.
1305 2016-05-18 Martin Jambor <mjambor@suse.cz>
1308 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1309 from TREE_READONLY parameters.
1311 2016-05-18 Martin Jambor <mjambor@suse.cz>
1314 * cgraph.h (cgraph_indirect_call_info): New field
1315 guaranteed_unmodified.
1316 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1317 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1319 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1320 pass the parameter value to ipa_find_agg_cst_for_param.
1321 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1322 guaranteed_unmodified, store AA results there instead of bailing out
1324 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1325 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1326 (find_constructor_constant_at_offset): New function.
1327 (ipa_find_agg_cst_from_init): Likewise.
1328 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1329 static initializers of contants, report back through a new paameter
1330 from_global_constant if that was the case.
1331 (try_make_edge_direct_simple_call): Also pass parameter value to
1332 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1334 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1335 (ipa_read_indirect_edge_info): Likewise.
1336 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1337 (ipa_load_from_parm_agg): Likewise.
1339 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1341 PR rtl-optimization/71150
1342 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1345 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1348 * config/rs6000/constraints.md (wE constraint): New constraint
1349 for a vector constant that can be loaded with XXSPLTIB.
1350 (wM constraint): New constraint for a vector constant of a 1's.
1351 (wS constraint): New constraint for a vector constant that can be
1352 loaded with XXSPLTIB and a vector sign extend instruction.
1353 * config/rs6000/predicates.md (xxspltib_constant_split): New
1354 predicates for wE/wS constraints.
1355 (xxspltib_constant_nosplit): Likewise.
1356 (easy_vector_constant): Add support for constants that can be
1357 loaded via XXSPLTIB.
1358 (all_ones_constant): New predicate for vector constant with all
1360 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1361 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1362 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1363 instruction and possibly with a sign extension.
1364 (output_vec_const_move): Add support for XXSPLTIB. If we are
1365 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1366 instead of XXLXOR/XXLORC.
1367 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1369 (rs6000_legitimize_reload_address): Likewise.
1370 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1372 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1373 combine VSX_M and VSX_M2 into one iterator.
1375 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1376 (VSINT_842): Likewise.
1377 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1378 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1379 XXSPLTIB instruction.
1380 (xxspltib_<mode>_nosplit): Likewise.
1381 (xxspltib_<mode>_split): New insn to load up constants with
1382 XXSPLTIB and a sign extend instruction.
1383 (vsx_mov<mode>): Replace single move that handled all vector types
1384 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1385 moves (when -mvsx-timode is in effect) into the main vector
1386 moves. Eliminate separate moves for <VSr> <VSa>, where the
1387 preferred register class (<VSr>) is listed first, and the
1388 secondary register class (<VSa>) is listed second with a '?' to
1389 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1390 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1391 that if the register was involved in a slow operation, the
1392 clear/set operation does not wait for the slow operation to
1393 finish. Adjust the length attributes for 32-bit mode. Use
1394 rs6000_output_move_128bit and drop the use of the string
1395 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1396 spacing so that the alternatives and attributes don't generate
1397 long lines, and put things in columns, so that it is easier to
1398 match up the operands and attributes with the insn alternatives.
1399 (vsx_mov<mode>_64bit): Likewise.
1400 (vsx_mov<mode>_32bit): Likewise.
1401 (vsx_movti_64bit): Fold movti into normal vector moves.
1402 (vsx_movti_32bit): Likewise.
1403 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1405 (vsx_splat_v4si_internal): Likewise.
1406 (vsx_splat_v4sf_internal): Likewise.
1407 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1408 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1409 extend vector elements.
1410 (vsx_sign_extend_hi_<mode>): Likewise.
1411 (vsx_sign_extend_si_v2di): Likewise.
1412 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1414 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1415 constraints. Add trailing period to wL documentation.
1417 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1420 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1421 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1422 * tree-call-cdce.c: Include tree-dfa.h.
1423 (can_guard_call_p): New function, extracted from...
1424 (can_use_internal_fn): ...here.
1425 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1427 (shrink_wrap_one_built_in_call): Likewise.
1428 (use_internal_fn): Likewise.
1429 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1430 and return void. Call replace_abnormal_ssa_names.
1431 (pass_call_cdce::execute): Check can_guard_call_p during the
1432 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1433 will always change something.
1435 2016-05-18 Martin Jambor <mjambor@suse.cz>
1438 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1439 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1441 2016-05-18 Martin Jambor <mjambor@suse.cz>
1444 * ipa-inline.h (condition): New field size.
1445 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1446 for comaprison and store it into the new condition.
1447 (evaluate_conditions_for_known_args): Use condition size to check
1448 access sizes for all but CHANGED conditions.
1449 (unmodified_parm_1): New parameter size_p, store access size into it.
1450 (unmodified_parm): Likewise.
1451 (unmodified_parm_or_parm_agg_item): Likewise.
1452 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1453 (set_cond_stmt_execution_predicate): Extract access sizes and store
1455 (set_switch_stmt_execution_predicate): Likewise.
1456 (will_be_nonconstant_expr_predicate): Likewise.
1457 (will_be_nonconstant_predicate): Likewise.
1458 (inline_read_section): Stream condition size.
1459 (inline_write_summary): Likewise.
1461 2016-05-18 Richard Biener <rguenther@suse.de>
1463 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1464 condition cost to PHI cost instead of total_cost.
1466 2016-05-18 Martin Liska <mliska@suse.cz>
1469 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1472 2016-05-18 Richard Biener <rguenther@suse.de>
1474 * lto-streamer.h (LTO_major_version): Bump to 6.
1476 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1478 * function.c (make_split_prologue_seq, make_prologue_seq,
1479 make_epilogue_seq): New functions, factored out from...
1480 (thread_prologue_and_epilogue_insns): Here.
1482 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1484 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1485 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1486 of before. Add a comment.
1488 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1490 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1491 expression pointer, not pointer to the pointer.
1493 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1495 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1496 (avx2_pbroadcast<mode>): Add another alternative with v instead
1497 of x constraints in it, using <pbroadcast_evex_isa> isa.
1498 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1500 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1501 constraint x instead of v in second alternative, add avx512bw
1504 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1505 constraint x instead of v in second alternative, add avx512bw
1508 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1509 constraint x instead of v in second alternative, add avx512bw
1512 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1513 avx512bw alternative.
1515 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1517 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1519 (define_insn "*andnottf3"): Ditto.
1520 (define_insn "*<code><mode>3"/any_logic): Ditto.
1521 (define_insn "*<code>tf3"/any_logic): Ditto.
1522 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1523 operand to block AVX-512VL insn variant emit when it is not enabled.
1525 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1527 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1528 constraint fot SF mode.
1530 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1531 Kirill Yukhin <kirill.yukhin@intel.com>
1533 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1535 (define_insn "rsqrt14<mode>"): Ditto.
1536 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1537 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1538 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1539 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1540 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1542 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1543 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1544 * config/i386/i386.c (ix86_print_operand): Expand check for size
1545 override codes for Intel syntax.
1547 2016-05-18 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/71168
1550 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1551 initialization earlier.
1553 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1555 * config/aarch64/aarch64-simd.md
1556 (aarch64_reduc_plus_internal<mode>): Rename to...
1557 (reduc_plus_scal): ...This, and remove previous implementation.
1559 2016-05-18 Richard Biener <rguenther@suse.de>
1561 * passes.def: Put late dse and cd_dce in canonical order.
1563 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1565 * ipa-inline-transform.c (preserve_function_body_p): Look for
1566 first non-thunk clone.
1567 (save_function_body): Save into first non-thunk.
1568 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1570 (lto_output_node): Inline thunks don't need body in every
1572 * lto-streamer-in.c: Do not fixup thunk clones.
1573 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1575 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1578 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1581 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1582 (reassociate_bb): Call transform_add_to_multiply.
1584 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1586 * config/aarch64/aarch64.c (all_extensions): Removed unused
1589 2016-05-17 Nathan Sidwell <nathan@acm.org>
1591 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1592 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1594 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1596 PR tree-optimization/54579
1598 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1600 2016-05-17 Marek Polacek <polacek@redhat.com>
1603 * tree-inline.c (expand_call_inline): Call
1604 maybe_remove_unused_call_args.
1606 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1608 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1609 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1610 * doc/md.texi (fmin@var{m}3): Likewise.
1612 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1614 * match.pd (X & C): New transformation.
1616 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1618 * match.pd (~X & Y): New transformation.
1620 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1622 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1623 information for new SSA_NAME.
1624 (simplify_conversion_using_ranges): Get range through get_range_info
1625 instead of get_value_range.
1627 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1629 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1630 Remove inline assembly.
1631 (vmvn_s16): Likewise.
1632 (vmvn_s32): Likewise.
1633 (vmvn_u8): Likewise.
1634 (vmvn_u16): Likewise.
1635 (vmvn_u32): Likewise.
1636 (vmvnq_s8): Likewise.
1637 (vmvnq_s16): Likewise.
1638 (vmvnq_s32): Likewise.
1639 (vmvnq_u8): Likewise.
1640 (vmvnq_u16): Likewise.
1641 (vmvnq_u32): Likewise.
1642 (vmvn_p8): Likewise.
1643 (vmvnq_p16): Likewise.
1645 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1647 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1649 (vmul_n_s16): Likewise.
1650 (vmul_n_s32): Likewise.
1651 (vmul_n_u16): Likewise.
1652 (vmul_n_u32): Likewise.
1653 (vmulq_n_f32): Likewise.
1654 (vmulq_n_f64): Likewise.
1655 (vmulq_n_s16): Likewise.
1656 (vmulq_n_s32): Likewise.
1657 (vmulq_n_u16): Likewise.
1658 (vmulq_n_u32): Likewise.
1660 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1662 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1663 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1665 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1667 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1668 to *aarch64_fma4_elt_from_dup<mode>.
1669 (*aarch64_fnma4_elt_to_128df): Rename to
1670 *aarch64_fnma4_elt_from_dup<mode>.
1671 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1672 (vfms_n_f32): Likewise.
1673 (vfms_n_f64): Likewise.
1674 (vfmsq_n_f32): Likewise.
1675 (vfmsq_n_f64): Likewise.
1677 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1679 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1681 2016-05-17 Richard Biener <rguenther@suse.de>
1683 PR tree-optimization/71132
1684 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1685 Only add control dependences for blocks in the loop.
1686 (build_rdg): Adjust.
1687 (generate_code_for_partition): Return whether loop should
1688 be destroyed and delay that.
1689 (distribute_loop): Likewise.
1690 (pass_loop_distribution::execute): Record loops to be destroyed
1691 and perform delayed destroying of loops.
1693 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1696 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1698 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1700 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1702 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1705 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1706 insertion point for instructions generated by validize_mem.
1708 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1710 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1713 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1715 * config/aarch64/aarch64.c
1716 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1717 rather than a macro.
1719 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1721 * doc/invoke.texi (AArch64 Options): Various updates.
1723 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1725 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1726 into instrumentation thunks.
1727 * cif-code.def (CIF_CHKP): New.
1729 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1733 2016-05-16 Martin Jambor <mjambor@suse.cz>
1735 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1736 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1738 2016-05-16 Marek Polacek <polacek@redhat.com>
1740 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1743 2016-05-16 Martin Jambor <mjambor@suse.cz>
1746 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1747 the outlined kernel function.
1749 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1751 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1752 (ISA_HAS_DLSA): Ditto.
1754 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1756 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1758 2016-05-16 Nathan Sidwell <nathan@acm.org>
1760 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1761 (nvptx_name_replacement): Restore. Add comment.
1762 (write_fn_proto, write_fn_proto_from_insn,
1763 nvptx_output_call_insn): Restore
1764 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1766 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1768 * config/aarch64/aarch64.md
1769 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1770 (add<mode>3_compareC_imm): Likewise.
1771 (<optab>si3_uxtw): Split into register and immediate variants.
1772 (andsi3_compare0_uxtw): Likewise.
1773 (and<mode>3_compare0): Likewise.
1774 (and<mode>3nr_compare0): Likewise.
1775 (stack_protect_test_<mode>): Don't use %x for memory operands.
1777 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1779 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1781 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1783 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1784 Split integer shifts into shift_reg and bfm.
1785 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1786 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1787 (ror<mode>3_insn): Likewise.
1788 (<optab>si3_insn_uxtw): Likewise.
1789 (<optab><mode>3_insn): Change to rotate_imm.
1790 (extr<mode>5_insn_alt): Likewise.
1791 (extrsi5_insn_uxtw): Likewise.
1792 (extrsi5_insn_uxtw_alt): Likewise.
1794 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1796 * doc/tm.texi: Regenerate.
1797 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1798 (TARGET_INVALID_RETURN_TYPE): Remove.
1799 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1800 TARGET_INVALID_RETURN_TYPE.
1801 * target.def (invalid_parameter_type): Remove.
1802 (invalid_return_type): Remove.
1804 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1806 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1807 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1809 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1811 (preserve_function_body_p): No need to preserve function body
1812 * cif-codes.def (CIF_THUNK): Remove.
1813 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1815 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1817 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1819 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1821 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1824 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1826 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1827 (inline_small_functions): Do not look for function symbol when
1830 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1832 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1835 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1836 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1837 Jiong Wang <jiong.wang@arm.com>
1839 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1840 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1841 Define __ARM_FP16_ARGS when appropriate.
1842 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1844 (arm_invalid_return_type): Likewise.
1845 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1846 (TARGET_INVALID_RETURN_TYPE): Remove.
1847 (aapcs_vfp_sub_candidate): Allow HFmode.
1848 (aapcs_vfp_allocate): Add comment. Support HFmode.
1849 (aapcs_vfp_allocate_return_reg): Likewise.
1850 (struct aapcs_cp_arg_layout): Slightly reword comments for
1851 is_return_candidate and allocate_return_reg.
1852 (output_mov_vfp): Update assert.
1853 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1855 (arm_invalid_parameter_type): Remove.
1856 (amr_invalid_return_type): Remove.
1857 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1858 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1859 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1861 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1863 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1864 * config/aarch64/arch64-protos.h
1865 (aarch64_legitimize_reload_address): Remove.
1866 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1869 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1871 * configure.ac: Add ACX_NONCANONICAL_HOST.
1872 * configure: Regenerate.
1873 * Makefile.in: Set host_noncanonical.
1875 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1878 * config/i386/i386.md (*movtf_internal): Before register allocation,
1879 do not allow FP constants for CM_MEDIUM memory model, allow only
1880 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1881 (*movxf_internal): Ditto.
1882 (*movdf_internal): Ditto.
1883 (*movsf_internal): Ditto.
1885 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1887 PR rtl-optimization/67483
1888 * combine.c (make_compound_operation): Don't call extract_left_shift
1889 with negative shift amounts.
1891 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1894 * fold-const.c (fold_checksum_tree): Allow modification
1895 of TYPE_ALIAS_SET during folding.
1897 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1898 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1899 (ix86_split_to_parts): Likewise. Fix up formatting.
1901 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1903 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1904 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1907 2016-05-13 Nathan Sidwell <nathan@acm.org>
1909 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1910 (nvptx_name_replacement): Delete.
1911 (write_fn_proto, write_fn_proto_from_insn,
1912 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1913 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1914 * langhooks.c (add_builtin_funcction_common): Call
1915 targetm.mangle_decl_assembler_name.
1917 * config/nvptx/nvptx.c (write_fn_proto): Handle
1918 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1920 2016-05-13 Martin Liska <mliska@suse.cz>
1922 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1923 and PRIu64 in printf format.
1925 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1927 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1930 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1932 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1933 Change --param max-completely-peeled-times to
1934 --param max-completely-peel-times in dump file printing.
1936 2016-05-13 Richard Biener <rguenther@suse.de>
1938 PR tree-optimization/42587
1939 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1940 (find_bswap_or_nop_1): Likewise.
1941 (bswap_replace): Likewise.
1943 2016-05-13 Martin Liska <mliska@suse.cz>
1945 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1946 Initialize a variable with default value.
1948 2016-05-13 Martin Liska <mliska@suse.cz>
1950 * doc/invoke.texi: Enhance explanation of error recovery
1953 2016-05-13 Martin Liska <mliska@suse.cz>
1955 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1956 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1957 (iv_inv_expr_ent *).
1958 (struct iv_inv_expr_ent): Comment struct fields.
1959 (sort_iv_inv_expr_ent): New function.
1960 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1961 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1962 a hash_map between iv_inv_expr_ent and number of usages.
1963 (niter_for_exit): Fix coding style.
1964 (tree_ssa_iv_optimize_init): Use renamed variable.
1965 (determine_base_object): Fix coding style.
1966 (alloc_iv): Likewise.
1967 (find_interesting_uses_outside): Likewise.
1968 (add_candidate_1): Likewise.
1969 (add_standard_iv_candidates): Likewise.
1970 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1971 (prepare_decl_rtl): Fix coding style.
1972 (get_address_cost): Likewise.
1973 (get_shiftadd_cost): Likewise.
1974 (force_expr_to_var_cost): Likewise.
1975 (compare_aff_trees): Likewise.
1976 (get_expr_id): Restructure the function.
1977 (get_loop_invariant_expr_id): Renamed to
1978 get_loop_invariant_expr.
1979 (get_computation_cost_at): Replace usage of inv_expr_id with
1981 (get_computation_cost): Likewise.
1982 (determine_group_iv_cost_generic): Likewise.
1983 (determine_group_iv_cost_address): Likewise.
1984 (iv_period): Fix coding style.
1985 (iv_elimination_compare_lt): Likewise.
1986 (may_eliminate_iv): Likewise.
1987 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1989 (determine_group_iv_costs): Dump invariant expressions.
1990 (iv_ca_recount_cost): Use the newly added hash_map.
1991 (iv_ca_set_remove_invariants): Fix coding style.
1992 (iv_ca_set_add_invariants): Fix coding style.
1993 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1995 (iv_ca_set_cp): Likewise.
1996 (iv_ca_new): Initialize the newly added hash_map and remove
1997 initialization of fields.
1998 (iv_ca_free): Delete the hash_map.
1999 (iv_ca_dump): Dump invariant expressions.
2000 (iv_ca_extend): Fix coding style.
2001 (try_add_cand_for): Likewise.
2002 (create_new_ivs): Dump information about # of avg iterations and
2003 # of used invariant expressions.
2004 (rewrite_use_compare): Fix coding style.
2005 (free_loop_data): Set default value for max_inv_expr_id.
2007 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2009 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2010 returned value cse_cfg_altered computation.
2011 (rest_of_handle_cse2): Likewise.
2012 (rest_of_handle_cse_after_global_opts): Likewise.
2014 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2017 * config/arm/arm.c (arm32_output_mi_thunk): New.
2018 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2019 to split Thumb1 vs TARGET_32BIT functionality.
2020 (arm_thumb1_mi_thunk): New.
2022 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2024 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2027 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2030 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2032 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2034 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2035 (expand_builtin_trap): Emit a regular call.
2036 (set_builtin_user_assembler_name): Remove obsolete cases.
2037 * dse.c (scan_insn): Adjust.
2038 * except.c: Include calls.h.
2039 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2040 emit a regular call to setjmp.
2041 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2042 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2043 (emit_block_move_via_libcall): Delete.
2044 (block_move_fn): Delete.
2045 (init_block_move_fn): Likewise.
2046 (emit_block_move_libcall_fn): Likewise.
2047 (emit_block_op_via_libcall): New function.
2048 (set_storage_via_libcall): Tidy up and use memset builtin.
2049 (block_clear_fn): Delete.
2050 (init_block_clear_fn): Likewise.
2051 (clear_storage_libcall_fn): Likewise.
2052 (expand_assignment): Call emit_block_move_via_libcall.
2053 Do not include gt-expr.h.
2054 * expr.h (emit_block_op_via_libcall): Declare.
2055 (emit_block_copy_via_libcall): New inline function.
2056 (emit_block_move_via_libcall): Likewise.
2057 (emit_block_comp_via_libcall): Likewise.
2058 (block_clear_fn): Delete.
2059 (init_block_move_fn): Likewise.
2060 (init_block_clear_fn): Likewise.
2061 (emit_block_move_via_libcall): Likewise.
2062 (set_storage_via_libcall): Add default parameter value.
2063 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2064 (abort_libfunc): Delete.
2065 (memcpy_libfunc): Likewise.
2066 (memmove_libfunc): Likewise.
2067 (memcmp_libfunc): Likewise.
2068 (memset_libfunc): Likewise.
2069 (setbits_libfunc): Likewise.
2070 (setjmp_libfunc): Likewise.
2071 (longjmp_libfunc): Likewise.
2072 (profile_function_entry_libfunc): Likewise.
2073 (profile_function_exit_libfunc): Likewise.
2074 (gcov_flush_libfunc): Likewise.
2075 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2076 and DECL_VISIBILITY on the declaration.
2077 (init_optabs): Do not initialize obsolete libfuncs.
2078 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2079 * tree-core.h (ECF_RET1): Define.
2080 (ECF_TM_PURE): Adjust.
2081 (ECF_TM_BUILTIN): Likewise.
2082 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2083 (build_common_builtin_nodes): Initialize abort builtin.
2084 Add ECF_RET1 on memcpy, memmove and memset builtins.
2085 Pass final flags for alloca and alloca_with_align builtins.
2086 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2088 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2089 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2090 set_storage_via_libcall and call emit_block_copy_via_libcall.
2092 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2095 DImode before it is passed to ix86_output_call_operand.
2096 (*call_value_got_x32): Ditto for operand 1.
2098 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2100 PR rtl-optimization/70904
2101 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2102 reload for wide mode.
2104 2016-05-12 Marek Polacek <polacek@redhat.com>
2107 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2108 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2109 * langhooks.h (incomplete_type_error): Likewise.
2110 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2111 parameter, pass it down to incomplete_type_error.
2112 * tree.h (size_in_bytes): New inline overload.
2113 (size_in_bytes_loc): Renamed from size_in_bytes.
2115 2016-05-12 Richard Biener <rguenther@suse.de>
2117 PR tree-optimization/71059
2118 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2119 nary before looking up or entering the expression into the VN
2121 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2122 Make sure to re-use NARYs without result as inserted by
2125 2016-05-12 Richard Biener <rguenther@suse.de>
2127 PR tree-optimization/71062
2128 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2130 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2131 vars_contains_restrict if the var is a restrict tag.
2132 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2133 do not disambiguate pointers against it.
2134 (dump_points_to_solution): Re-structure and adjust for new
2135 vars_contains_restrict flag.
2136 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2138 2016-05-12 Martin Liska <mliska@suse.cz>
2140 * doc/invoke.texi: Explain connection between
2141 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2143 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2145 PR tree-optimization/71006
2146 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2147 consider COND_EXPR as a mask producer.
2149 2016-05-12 Marek Polacek <polacek@redhat.com>
2152 * opts.c (common_handle_option): Detect missing argument for --help^.
2154 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2157 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2158 when popping the PC and within an interrupt handler routine.
2159 Add missing tab to output of "ldmfd".
2160 (output_return_instruction): Output LDMFD with SP update rather
2161 than POP when returning from interrupt handler.
2163 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2166 TARGET_64BIT && TARGET_AVX512DQ.
2167 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2168 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2169 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2170 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2171 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2172 (*vec_extractv4si_zext): Add avx512dq alternative.
2173 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2174 use v instead of x constraint in other alternatives where possible.
2176 * config/i386/sse.md (sse2_loadld): Use v instead of x
2177 constraint in alternatives 0,1,4.
2179 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2180 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2181 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2184 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2185 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2186 is not emitted unless TARGET_AVX512BW.
2187 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2188 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2189 for the result operand.
2191 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2192 constraint instead of x in avx alternatives. Use maybe_evex instead
2195 * config/i386/constraints.md (Yv): New constraint.
2196 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2197 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2198 * config/i386/i386.md (avx512fvecmode): New mode attr.
2199 (*pushtf): Use v constraint instead of x.
2200 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2201 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2202 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2203 (*absnegtf2_sse): Likewise.
2204 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2205 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2206 avx512f alternatives.
2207 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2209 2016-05-12 Richard Biener <rguenther@suse.de>
2211 PR tree-optimization/71060
2212 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2213 require exact match of DR_BASE_OBJECT but only matching address and
2216 2016-05-12 Richard Biener <rguenther@suse.de>
2218 PR tree-optimization/70986
2219 * cfganal.c: Include cfgloop.h.
2220 (dfs_find_deadend): Prefer to take edges exiting loops.
2222 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2224 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2225 compile and run time.
2227 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2230 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2232 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.c (legitimize_pic_address): Use
2235 copy_to_suggested_reg instead of gen_movsi.
2237 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2239 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2240 the code into quad_address_p and call it to share code with
2241 vsx_quad_dform_memory_operand.
2242 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2244 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2245 bit instead of being a separate word. Split -mpower9-dform into
2246 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2247 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2248 for the register class supporting 128-bit quad word memory offsets.
2249 (mode_supports_vsx_dform_quad): Helper function to return if the
2250 register class uses quad word memory offsets.
2251 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2252 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2253 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2254 instructions are enabled, set up the appropriate addr_masks for
2256 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2257 -mpower9-dform-scalar, instead of -mpower9-dform.
2258 (rs6000_option_override_internal): Split -mpower9-dform into two
2259 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2260 -mpower9-dform switch sets or clears both. If we are not using
2261 the LRA register allocator, do not enable -mpower9-dform-vector by
2262 default. If we are using LRA, enable -mpower9-dform-vector and
2263 -mvsx-timode if it is appropriate. Issue a warning if either
2264 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2266 (quad_address_offset_p): New helper function to return if the
2267 offset is legal for quad word memory instructions.
2268 (quad_address_p): New function to determin if GPR or vector
2269 register quad word memory addresses are legal.
2270 (mem_operand_gpr): Validate quad word address offsets.
2271 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2272 d-form (register + offset) instructions.
2273 (offsettable_ok_by_alignment): Likewise.
2274 (rs6000_legitimate_offset_address_p): Likewise.
2275 (legitimate_lo_sum_address_p): Likewise.
2276 (rs6000_legitimize_address): Likewise.
2277 (rs6000_legitimize_reload_address): Add more debug statements for
2279 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2280 d-form instructions.
2281 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2282 d-form instructions. Distinguish different cases in debug
2283 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2284 d-form instructions.
2285 (rs6000_preferred_reload_class): Likewise.
2286 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2287 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2288 of the ISA 2.06 indexed memory instructions.
2289 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2290 use them to save/restore the saved vector registers instead of
2291 using Altivec instructions.
2292 (rs6000_emit_epilogue): Likewise.
2293 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2294 (rs6000_opt_masks): Split -mpower9-dform into
2295 -mpower9-dform-scalar and -mpower9-dform-vector.
2296 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2298 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2299 ISA 3.0 vector indexed memory instructions, and fold the code into
2300 the normal mov<mode> patterns.
2301 (p9_vecstore_<mode>): Likewise.
2302 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2304 (vsx_movti_64bit): Likewise.
2305 (vsx_movti_32bit): Likewise.
2306 * config/rs6000/constraints.md (wO constraint): New constraint for
2307 ISA 3.0 vector d-form support.
2308 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2309 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2310 include -mpower9-dform-vector until we switch over to LRA.
2311 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2312 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2313 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2314 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2315 for -mpower9-dform and -mlra.
2316 * doc/md.texi (wO constraint): Document wO constraint.
2318 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2320 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2321 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2322 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2323 Move handling of non-insn arguments inline into the sole user:
2324 (output_trans_func): ...here.
2325 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2326 in emitted function prototype.
2327 (output_internal_insn_latency_func): Ditto. Simplify.
2328 (output_internal_maximal_insn_latency_func): Ditto. Delete
2329 always-unused argument.
2330 (output_insn_latency_func): Ditto.
2331 (output_maximal_insn_latency_func): Ditto.
2333 2016-05-11 Richard Biener <rguenther@suse.de>
2335 PR tree-optimization/71055
2336 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2337 sth with precision not equal to access size verify we don't chop
2340 2016-05-11 Richard Biener <rguenther@suse.de>
2343 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2344 (dwarf2out_finish): Move retry_incomplete_types call ...
2345 (dwarf2out_early_finish): ... here.
2347 2016-05-11 Richard Biener <rguenther@suse.de>
2350 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2351 if the langhook insists on it.
2352 * fold-const.c (make_bit_field_ref): Add arg for the original
2353 reference and preserve its alias-set.
2354 (decode_field_reference): Take exp by reference and adjust it
2355 to the original memory reference.
2356 (optimize_bit_field_compare): Adjust callers.
2357 (fold_truth_andor_1): Likewise.
2358 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2360 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2363 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2364 * cfgrtl.c (delete_insn_and_edges): Likewise.
2365 * config/i386/i386.c (convert_scalars_to_vector): Remove
2367 * cse.c (cse_insn): Compute cse_cfg_altered.
2368 (delete_trivially_dead_insns): Likewise.
2369 (cse_cc_succs): Likewise.
2370 (rest_of_handle_cse): Free dominance info if required.
2371 (rest_of_handle_cse2): Likewise.
2372 (rest_of_handle_cse_after_global_opts): Likewise.
2374 2016-05-11 Alan Modra <amodra@gmail.com>
2376 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2377 abi_v4_pass_in_fpr): New functions.
2378 (rs6000_function_arg_boundary): Exclude complex IBM long double
2379 from 64-bit alignment when ABI_V4.
2380 (rs6000_function_arg, rs6000_function_arg_advance_1,
2381 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2383 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2385 PR rtl-optimization/71028
2386 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2387 jump with just a return in the fallthrough block if the branch
2388 block contains just a return as well.
2390 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2392 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2393 * match.pd ((X & Y) ^ Y): ... this.
2394 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2395 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2397 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2399 * read-md.c (require_char_ws): New function.
2400 (read_string): Simplify using require_char_ws.
2401 (handle_constants): Likewise.
2402 (handle_enum): Likewise.
2403 (handle_file): Likewise.
2404 * read-md.h (require_char_ws): New declaration.
2405 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2406 (read_mapping): Likewise.
2407 (read_rtx_code): Likewise.
2408 (read_nested_rtx): Likewise.
2410 2016-05-10 James Norris <jnorris@codesourcery.com>
2412 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2413 if offloading is enabled and -fopenacc or -fopenmp is specified.
2414 (CRTOFFLOADEND): Likewise.
2415 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2416 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2418 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2421 gotoff_operand code paths. Use copy_to_suggested_regs and
2422 expand_simple_binop where appropriate. Cleanup.
2424 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2427 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2429 (dimode_scalar_chain::vector_const_cost): New.
2430 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2431 (dimode_scalar_chain::convert_op): Likewise.
2432 (dimode_scalar_chain::convert_insn): Likewise.
2434 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2436 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2437 unary operation, not a binary one.
2439 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2442 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2443 calls with type casted fndecl.
2445 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2447 PR tree-optimization/70786
2448 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2449 * calls.c (initialize_argument_information): Bind bounds
2450 with corresponding args passed by reference.
2452 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2455 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2456 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2457 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2460 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2463 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2464 code for a zero scale factor.
2465 (vsx_xvcvdpuxds_scale): Likewise.
2467 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2469 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2470 if show_ruler_p was set on the context.
2471 (layout::show_ruler): New method.
2472 * diagnostic.h (struct diagnostic_context): Add field
2475 2016-05-10 Richard Biener <rguenther@suse.de>
2477 PR tree-optimization/71039
2478 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2479 (chk_uses): New function.
2480 (propagate_with_phi): Verify we can safely replicate the lhs of an
2481 aggregate assignment on all incoming edges.
2483 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2485 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2487 (rx_atomic_sequence): New class.
2488 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2489 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2491 (rx_atomic_sequence::rx_atomic_sequence,
2492 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2493 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2494 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2495 CTRLREG_INTB): New constants.
2496 (FETCHOP): New code iterator.
2497 (fethcop_name, fetchop_name2): New iterator code attributes.
2498 (QIHI): New mode iterator.
2499 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2500 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2501 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2503 2016-05-10 Martin Liska <mliska@suse.cz>
2505 * tree-inline.c (remap_dependence_clique): Do not remap
2506 debugging statements.
2508 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2510 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2511 ("*fixuns_truncdfdi2_z13")
2512 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2513 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2514 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2516 2016-05-10 Richard Biener <rguenther@suse.de>
2518 PR tree-optimization/70497
2519 PR tree-optimization/28367
2520 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2522 (visit_reference_op_load): ... here.
2523 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2524 with simplified BIT_FIELD_REFs.
2525 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2526 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2529 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2531 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2532 documentation comment. For BLOCK nodes, add a
2533 DW_AT_abstract_origin attribute that points to the DIE generated
2534 for the origin BLOCK.
2535 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2536 blocks from inlined functions.
2538 2016-05-10 Alan Modra <amodra@gmail.com>
2541 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2542 regrename modifying insns saving lr before __morestack call.
2543 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2544 insns restoring lr after __morestack call.
2546 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2548 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2549 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2551 * config/i386/sse.md (vec_interleave_high<mode>,
2552 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2553 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2555 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2557 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2558 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2559 parallel reassociation for power8 and forward.
2561 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2563 * config/i386/i386.md (absneg splitters with general regs): Use
2564 general_reg_operand predicate.
2565 (btsq peephole2): Use x86_64_immediate_operand to check if new
2566 value is suitable for immediate operand. Generate emitted insn
2567 using RTL expressions.
2568 (btcq peephole2): Ditto.
2569 (btrq peephole2): Ditto. Generate correct immediate operand
2572 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2574 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2577 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2579 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2580 pointer dereference.
2582 2016-05-09 Richard Biener <rguenther@suse.de>
2584 PR tree-optimization/70985
2585 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2586 op0 isn't a gimple register.
2588 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2590 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2591 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2592 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2593 (i6400_fpu_mult): New cpu units.
2594 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2595 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2596 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2597 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2598 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2599 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2600 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2601 (i6400_msa_long_float4, i6400_msa_long_float5)
2602 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2603 (i6400_msa_fdiv_sf): New reservations.
2604 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2605 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2606 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2607 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2608 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2609 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2610 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2611 (msa_short_store4, msa_long_load, msa_short_store)
2612 (msa_long_logic, msa_long_float2, msa_long_float4)
2613 (msa_long_float5, msa_long_float8, msa_long_mult)
2614 (msa_long_fdiv, msa_long_div): New reservations.
2616 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2617 Sameera Deshpande <sameera.deshpande@imgtec.com>
2618 Matthew Fortune <matthew.fortune@imgtec.com>
2619 Graham Stott <graham.stott@imgtec.com>
2620 Chao-ying Fu <chao-ying.fu@imgtec.com>
2622 * config.gcc: Add MSA header file for mips*-*-* target.
2623 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2624 (Ubv8i, Urv8): New constraints.
2625 * config/mips/mips-ftypes.def: Add function types for MSA
2627 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2628 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2629 * config/mips/mips-msa.md: New file.
2630 * config/mips/mips-protos.h
2631 (mips_split_128bit_const_insns): New prototype.
2632 (mips_msa_idiv_insns): Likewise.
2633 (mips_split_128bit_move): Likewise.
2634 (mips_split_128bit_move_p): Likewise.
2635 (mips_split_msa_copy_d): Likewise.
2636 (mips_split_msa_insert_d): Likewise.
2637 (mips_split_msa_fill_d): Likewise.
2638 (mips_expand_msa_branch): Likewise.
2639 (mips_const_vector_same_val_p): Likewise.
2640 (mips_const_vector_same_bytes_p): Likewise.
2641 (mips_const_vector_same_int_p): Likewise.
2642 (mips_const_vector_shuffle_set_p): Likewise.
2643 (mips_const_vector_bitimm_set_p): Likewise.
2644 (mips_const_vector_bitimm_clr_p): Likewise.
2645 (mips_msa_vec_parallel_const_half): Likewise.
2646 (mips_msa_output_division): Likewise.
2647 (mips_ldst_scaled_shift): Likewise.
2648 (mips_expand_vec_cond_expr): Likewise.
2649 * config/mips/mips.c (enum mips_builtin_type): Add
2650 MIPS_BUILTIN_MSA_TEST_BRANCH.
2651 (mips_gen_const_int_vector_shuffle): New prototype.
2652 (mips_const_vector_bitimm_set_p): New function.
2653 (mips_const_vector_bitimm_clr_p): Likewise.
2654 (mips_const_vector_same_val_p): Likewise.
2655 (mips_const_vector_same_bytes_p): Likewise.
2656 (mips_const_vector_same_int_p): Likewise.
2657 (mips_const_vector_shuffle_set_p): Likewise.
2658 (mips_symbol_insns): Forbid loading symbols via immediate for
2660 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2662 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2664 (mips_lx_address_p): Add support load indexed address for MSA.
2665 (mips_address_insns): Add calculation of instructions needed for
2666 stores and loads for MSA.
2667 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2668 CONST_VECTOR for MSA and let it fall through.
2669 (mips_ldst_scaled_shift): New function.
2670 (mips_subword_at_byte): Likewise.
2671 (mips_msa_idiv_insns): Likewise.
2672 (mips_legitimize_move): Validate MSA moves.
2673 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2674 calculation of costs for MSA division.
2675 (mips_split_move_p): Check if MSA moves need splitting.
2676 (mips_split_move): Split MSA moves if necessary.
2677 (mips_split_128bit_move_p): New function.
2678 (mips_split_128bit_move): Likewise.
2679 (mips_split_msa_copy_d): Likewise.
2680 (mips_split_msa_insert_d): Likewise.
2681 (mips_split_msa_fill_d): Likewise.
2682 (mips_output_move): Handle MSA moves.
2683 (mips_expand_msa_branch): New function.
2684 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2685 Reinstate 'y' modifier.
2686 (mips_file_start): Add MSA .gnu_attribute.
2687 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2689 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2690 (mips_class_max_nregs): Add register size for MSA supported mode.
2691 (mips_cannot_change_mode_class): Allow conversion between MSA
2692 vector modes and TImode.
2693 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2695 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2696 (mips_preferred_simd_mode): Add preffered modes for MSA.
2697 (mips_vector_mode_supported_p): Add MSA supported modes.
2698 (mips_autovectorize_vector_sizes): New function.
2699 (mips_msa_output_division): Likewise.
2700 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2701 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2702 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2703 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2704 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2705 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2706 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2707 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2708 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2709 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2710 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2711 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2712 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2713 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2714 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2715 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2716 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2717 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2718 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2719 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2720 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2721 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2722 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2723 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2724 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2725 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2726 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2727 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2728 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2729 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2730 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2731 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2732 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2733 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2734 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2735 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2736 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2737 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2738 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2739 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2740 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2741 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2742 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2743 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2744 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2745 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2746 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2747 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2748 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2749 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2750 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2751 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2752 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2753 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2754 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2755 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2756 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2757 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2758 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2759 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2760 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2761 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2762 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2763 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2764 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2765 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2766 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2767 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2768 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2769 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2770 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2771 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2772 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2773 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2774 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2775 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2776 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2777 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2778 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2779 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2780 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2781 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2782 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2783 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2784 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2785 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2786 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2787 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2788 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2789 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2790 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2791 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2792 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2793 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2794 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2795 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2796 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2797 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2798 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2799 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2800 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2801 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2802 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2803 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2804 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2805 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2806 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2807 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2808 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2809 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2810 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2811 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2812 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2813 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2814 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2815 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2816 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2817 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2818 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2819 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2820 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2821 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2822 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2823 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2824 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2825 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2826 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2827 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2828 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2829 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2830 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2831 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2832 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2833 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2834 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2835 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2836 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2837 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2838 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2839 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2840 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2841 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2842 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2843 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2844 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2845 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2846 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2847 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2848 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2849 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2850 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2852 (mips_get_builtin_decl_index): New array.
2853 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2854 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2855 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2856 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2857 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2859 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2861 (mips_expand_builtin_insn): Prepare operands for
2862 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2863 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2864 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2865 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2866 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2867 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2868 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2869 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2870 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2871 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2872 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2873 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2874 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2875 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2876 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2877 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2878 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2879 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2880 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2881 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2882 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2883 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2884 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2885 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2886 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2887 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2888 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2889 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2890 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2891 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2892 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2893 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2894 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2895 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2896 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2897 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2898 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2899 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2900 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2901 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2902 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2903 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2904 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2905 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2906 These are set implicitly and an error is reported if overridden.
2907 (mips_expand_builtin_msa_test_branch): New function.
2908 (mips_expand_msa_shuffle): Likewise.
2909 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2910 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2911 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2912 (mips_expand_vec_unpack): Add support for MSA.
2913 (mips_expand_vector_init): Likewise.
2914 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2915 instead of const0_rtx.
2916 (mips_msa_vec_parallel_const_half): New function.
2917 (mips_gen_const_int_vector): Likewise.
2918 (mips_gen_const_int_vector_shuffle): Likewise.
2919 (mips_expand_msa_cmp): Likewise.
2920 (mips_expand_vec_cond_expr): Likewise.
2921 * config/mips/mips.h
2922 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2923 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2925 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2926 (ISA_HAS_MSA): New macro.
2927 (UNITS_PER_MSA_REG): Likewise.
2928 (BITS_PER_MSA_REG): Likewise.
2929 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2930 (MSA_REG_FIRST): New macro.
2931 (MSA_REG_LAST): Likewise.
2932 (MSA_REG_NUM): Likewise.
2933 (MSA_REG_P): Likewise.
2934 (MSA_REG_RTX_P): Likewise.
2935 (MSA_SUPPORTED_MODE_P): Likewise.
2936 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2937 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2938 * config/mips/mips.md: Include mips-msa.md.
2939 (alu_type): Add simd_add.
2940 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2941 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2942 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2943 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2944 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2945 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2946 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2947 simd_move, simd_load, simd_store. Choose "multi" for moves
2949 (qword_mode): New attribute.
2950 (insn_count): Add instruction count for quad moves.
2951 Increase the count for MIPS SIMD division.
2952 (UNITMODE): Add UNITMODEs for vector types.
2953 (addsub): New code iterator.
2954 * config/mips/mips.opt (mmsa): New option.
2955 * config/mips/msa.h: New file.
2956 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2958 * config/mips/mti-linux.h: Likewise.
2959 * config/mips/predicates.md
2960 (const_msa_branch_operand): New constraint.
2961 (const_uimm3_operand): Likewise.
2962 (const_uimm4_operand): Likewise.
2963 (const_uimm5_operand): Likewise.
2964 (const_uimm8_operand): Likewise.
2965 (const_imm5_operand): Likewise.
2966 (aq10b_operand): Likewise.
2967 (aq10h_operand): Likewise.
2968 (aq10w_operand): Likewise.
2969 (aq10d_operand): Likewise.
2970 (const_m1_operand): Likewise.
2971 (reg_or_m1_operand): Likewise.
2972 (const_exp_2_operand): Likewise.
2973 (const_exp_4_operand): Likewise.
2974 (const_exp_8_operand): Likewise.
2975 (const_exp_16_operand): Likewise.
2976 (const_vector_same_val_operand): Likewise.
2977 (const_vector_same_simm5_operand): Likewise.
2978 (const_vector_same_uimm5_operand): Likewise.
2979 (const_vector_same_uimm6_operand): Likewise.
2980 (const_vector_same_uimm8_operand): Likewise.
2981 (par_const_vector_shf_set_operand): Likewise.
2982 (reg_or_vector_same_val_operand): Likewise.
2983 (reg_or_vector_same_simm5_operand): Likewise.
2984 (reg_or_vector_same_uimm6_operand): Likewise.
2985 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2987 * doc/invoke.texi (-mmsa): Document new option.
2989 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2991 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2992 * configure: Regenerate.
2993 * config.in: Regenerate.
2994 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2996 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2997 (ENDFILE_VTV_SPEC): Define.
2999 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3001 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3002 registers in all interrupt handlers if necessary.
3003 (rl78_option_override): Add warning.
3004 (MUST_SAVE_MDUC_REGISTERS): New macro.
3005 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3006 * config/rl78/rl78.c (check_mduc_usage): New function.
3007 (mduc_regs): New structure to hold MDUC register data.
3008 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3009 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3010 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3011 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3012 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3013 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3015 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3017 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3018 (tree-ssa-loop-niter.h): Ditto.
3019 (idx_within_array_bound, ref_within_array_bound): New functions.
3020 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3021 Factor out check on writable base object to ...
3022 (base_object_writable): ... here.
3024 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3026 * config/arm/arm.md (probe_stack): Add modes to set source
3029 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3031 * regrename.c (base_reg_class_for_rename): New static function.
3032 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3034 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3036 * cgraph.c (thunk_adjust): Export.
3037 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3038 * cgraphunit.c (thunk_adjust): Export.
3039 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3041 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3043 * tree-inline.c (expand_call_inline): Expand thunks inline.
3045 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3048 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3049 (*sse2_vd_cvtss2sd): Ditto.
3050 * config/i386/i386.md
3051 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3052 Generate *sse2_vd_cvtsd2ss pattern.
3053 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3054 Generate *sse2_vd_cvtss2sd pattern.
3056 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3058 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3059 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3062 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3064 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3065 * config/sh/sh.c: Define and declare variables on first use throughout
3067 (current_function_interrupt): Change to bool type.
3068 (frame_insn): Rename to emit_frame_insn and update users.
3069 (push_regs): Use bool for 'interrupt_handler' argument.
3070 (save_schedule_s): Remove.
3071 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3072 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3073 targetm.asm_out.unaligned_op.di.
3074 (gen_far_branch): Remove redundant forward declaration.
3075 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3076 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3077 (sh_set_return_address, sh_function_ok_for_sibcall,
3078 scavenge_reg): Update comments.
3079 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3080 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3081 (sh_attr_renesas_p): Remove unnecessary parentheses.
3082 (branch_dest): Simplify.
3083 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3084 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3085 (CUMULATIVE_ARGS): Change macro to typedef.
3086 (current_function_interrupt): Change to bool type.
3087 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3088 Surround with __cplusplus ifdef.
3089 (sh_compare_op0, sh_compare_op1): Remove.
3090 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3092 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3094 * config/arm/arm.md: (arch): Add neon.
3095 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3096 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3097 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3098 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3099 attributes for alt renumbering. Mark alt 3 as non-predicable.
3100 (thumb2_movdf_vfp): Likewise.
3102 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3105 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3106 (*andqi_1): Add preferred_for_speed attribute to disparage
3107 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3108 (*<code>qi_1): Ditto.
3109 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3110 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3111 (*ashlqi3_1): Ditto.
3112 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3113 Add preferred_for_size attribute to disparage alternative 0 and
3114 preferred_for_speed attribute to disparage alternative 1 for
3115 TARGET_PARTIAL_REG_STALL targets.
3117 2016-05-07 Tom de Vries <tom@codesourcery.com>
3119 PR tree-optimization/70956
3120 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3123 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3125 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3126 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3127 * config/sh/sh.md (branch_zero): Remove define_attr.
3128 (define_delay): Disable delay slot if branch distance is one insn.
3130 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md (LEAMODE): New mode attribute.
3133 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3134 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3135 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3136 operand 2 predicate.
3137 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3138 (*lea<mode>_general_3): Ditto.
3139 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3141 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3143 * genmddump.c (main): Convert argv from char ** to const char **.
3145 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3147 * coretypes.h (OVERRIDE): New macro.
3150 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3152 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3153 allow coalescing if the types are compatible.
3155 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3157 * pass_manager.h (pass_manager::register_pass_name): New method.
3158 (pass_manager::get_pass_by_name): New method.
3159 (pass_manager::create_pass_tab): New method.
3160 (pass_manager::m_name_to_pass_map): New field.
3161 * passes.c (name_to_pass_map): Delete global in favor of field
3162 "m_name_to_pass_map" of pass_manager.
3163 (register_pass_name): Rename from a function to...
3164 (pass_manager::register_pass_name): ...this method, updating
3165 for renaming of global "name_to_pass_map" to field
3166 "m_name_to_pass_map".
3167 (create_pass_tab): Rename from a function to...
3168 (pass_manager::create_pass_tab): ...this method, updating
3169 for renaming of global "name_to_pass_map" to field.
3170 (get_pass_by_name): Rename from a function to...
3171 (pass_manager::get_pass_by_name): ...this method.
3172 (enable_disable_pass): Convert use of get_pass_by_name to
3173 a method call, locating the pass_manager singleton.
3175 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3177 * genattr-common.c (main): Convert argv from char ** to const char **.
3178 * genattr.c (main): Likewise.
3179 * genattrtab.c (main): Likewise.
3180 * genautomata.c (initiate_automaton_gen): Likewise.
3182 * gencodes.c (main): Likewise.
3183 * genconditions.c (main): Likewise.
3184 * genconfig.c (main): Likewise.
3185 * genconstants.c (main): Likewise.
3186 * genemit.c (main): Likewise.
3187 * genenums.c (main): Likewise.
3188 * genextract.c (main): Likewise.
3189 * genflags.c (main): Likewise.
3190 * genmddeps.c (main): Likewise.
3191 * genopinit.c (main): Likewise.
3192 * genoutput.c (main): Likewise.
3193 * genpeep.c (main): Likewise.
3194 * genpreds.c (main): Likewise.
3195 * genrecog.c (main): Likewise.
3196 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3197 (init_rtx_reader_args): Likewise.
3198 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3199 (init_rtx_reader_args): Likewise.
3200 * gentarget-def.c (main): Likewise.
3201 * read-md.c (read_md_files): Likewise.
3202 * read-md.h (read_md_files): Likewise.
3204 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3207 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3208 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3209 Remove unused predicate.
3210 (register_and_not_fp_reg_operand): Ditto.
3212 2016-05-06 Martin Liska <mliska@suse.cz>
3214 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3215 instead of vec as the vector is local to the function.
3217 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3219 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3220 avx512bw alternative.
3222 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3223 before the ashr<mode>3 pattern.
3225 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3226 v instead of x in vex or maybe_vex alternatives, use
3227 maybe_evex instead of vex in prefix.
3229 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3230 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3231 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3232 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3235 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3236 v instead of x in vex or maybe_vex alternatives, use
3237 maybe_evex instead of vex in prefix.
3239 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3240 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3241 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3242 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3243 alternatives, use maybe_evex instead of vex in prefix.
3245 * config/i386/sse.md (vec_interleave_lowv4sf,
3246 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3247 v instead of x in vex or maybe_vex alternatives, use
3248 maybe_evex instead of vex in prefix.
3250 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3251 v instead of x in vex or maybe_vex alternatives, use
3252 maybe_evex instead of vex in prefix.
3254 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3255 v constraint instead of x.
3257 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3259 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3260 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3263 2016-05-06 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/70948
3266 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3267 Properly clobber all fields of va_list for __builtin_va_start.
3269 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3272 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3273 loop latch destination.
3275 2016-05-06 Martin Liska <mliska@suse.cz>
3277 * tree-ssa-uninit.c: Apply manual changes
3278 to the GNU coding style.
3279 (prune_uninit_phi_opnds): Rename from
3280 prune_uninit_phi_opnds_in_unrealizable_paths.
3282 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3284 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3285 mspace): Remove deprecated options.
3286 * doc/invoke.texi (SH options): Remove -mspace.
3288 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3290 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3292 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3294 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3295 corresponding combine split pattern.
3297 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3300 * config/sh/predicates.md (long_displacement_mem_operand): New.
3301 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3302 Add movi20, movi20s alternatives. Adjust length attribute for
3304 (movsi_ie): Allow for any FPU. Adjust length attribute for
3306 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3307 attribute for alternatives.
3308 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3309 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3310 length attribute for alternatives.
3312 2016-05-06 Richard Biener <rguenther@suse.de>
3314 PR tree-optimization/70960
3315 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3317 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3320 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3321 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3323 2016-05-06 Marek Polacek <polacek@redhat.com>
3326 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3328 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3331 * config/sh/sh.md (*rotcr): Add another variant.
3333 2016-05-06 Richard Biener <rguenther@suse.de>
3336 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3338 2016-05-06 Richard Biener <rguenther@suse.de>
3341 * fold-const.c (split_tree): Always convert to the original type
3344 2016-05-06 Richard Biener <rguenther@suse.de>
3346 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3347 (fwprop_addr): Likewise.
3349 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3352 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3354 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3355 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3356 the splitter condition.
3357 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3358 the splitter condition.
3359 (FP float_extend load splitter): Ditto.
3361 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3364 to REGNO in all peephole2 patterns.
3365 (post-reload splitters): Change true_regnum to REGNO in
3366 post-reload splitters.
3367 (zero_extend splitters): Use general_reg_operand and
3368 nonimmediate_gr_operand predicates.
3370 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3372 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3373 v constraint instead of x.
3375 2016-05-05 Alan Modra <amodra@gmail.com>
3378 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3379 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3380 TARGET_NO_FP_IN_TOC for -mrelocatable.
3381 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3382 TARGET_RELOCATABLE test.
3383 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3384 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3385 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3386 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3387 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3388 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3389 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3390 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3391 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3392 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3394 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3395 (rs6000_stack_info): Likewise.
3396 (rs6000_elf_asm_out_constructor): Likewise.
3397 (rs6000_elf_asm_out_destructor): Likewise.
3398 (rs6000_elf_declare_function_name): Likewise.
3399 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3400 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3403 2016-05-05 Alan Modra <amodra@gmail.com>
3405 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3407 2016-05-05 Alan Modra <amodra@gmail.com>
3409 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3410 out-of-line gpr restore for one or two regs if that would add
3413 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3416 * config/i386/i386.md
3417 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3418 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3419 as operand 0 predicate.
3420 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3422 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3423 Ditto. Emit the pattern using RTX.
3425 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3426 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3427 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3428 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3430 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3431 sse_reg_operand as operand 0 predicate.
3433 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3434 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3435 instead of gen_rtx_REG.
3436 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3439 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3441 * function.c (emit_use_return_register_into_block): Delete.
3442 (gen_return_pattern): Delete.
3443 (emit_return_into_block): Delete.
3444 (active_insn_between): Delete.
3445 (convert_jumps_to_returns): Delete.
3446 (emit_return_for_exit): Delete.
3447 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3448 simple_return for shrink-wrapped blocks.
3449 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3450 end of blocks that need one.
3451 (get_unconverted_simple_return): Delete.
3452 (convert_to_simple_return): Delete.
3453 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3454 (convert_to_simple_return): Ditto.
3456 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3458 * cfgcleanup.c (bb_is_just_return): New function.
3459 (try_optimize_cfg): Simplify jumps to return, branches to return,
3460 and branches around return.
3462 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3464 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3467 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3471 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3472 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3473 assert flags & OEP_HASH_CHECK, instead of asserting it
3474 never happens. Handle TARGET_EXPR.
3475 * fold-const.c (operand_equal_p): For hash verification,
3476 or in OEP_HASH_CHECK into flags.
3478 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3480 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3482 (compute_samebase_partition_bases): Fix typo.
3484 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3486 * config/i386/sse.md (vec_interleave_highv8sf,
3487 vec_interleave_lowv8sf, vec_interleave_highv4df,
3488 vec_interleave_lowv4df): Remove constraints from expanders.
3490 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3492 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3494 * tree-inline.c (expand_call_inline): Fix path dealing with
3495 making lhs of call statement undefined.
3497 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3499 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3500 Check availability on NODE, too.
3501 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3502 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3503 (varpool_node::call_for_symbol_and_aliase): Likewise.
3504 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3505 (propagate_pure_const): Propagate across interposable functions, too.
3506 (skip_function_for_local_pure_const): Do not skip interposable bodies
3508 (pass_local_pure_const::execute): Update.
3510 2016-05-04 Marek Polacek <polacek@redhat.com>
3512 * doc/invoke.texi: Document -Wdangling-else.
3514 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3516 * config.gcc: Error out when conflicting multilib is detected. Do not
3517 loop over multilibs since no combination is legal.
3519 2016-05-04 Alan Modra <amodra@gmail.com>
3521 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3522 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3523 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3526 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3528 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3529 Clean up p5600 comments.
3531 2016-05-04 Richard Biener <rguenther@suse.de>
3533 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3534 constructor simplifications.
3535 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3537 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3539 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3540 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3541 result.set_rtx is null instead of aborting.
3542 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3544 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3545 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3546 *mov<mode>_store_postinc): New patterns.
3548 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3550 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3551 as commutative. Check both conversions are NOP.
3552 ((A & B) OP (C & B)): Remove.
3554 2016-05-04 Alan Modra <amodra@gmail.com>
3556 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3558 2016-05-04 Alan Modra <amodra@gmail.com>
3561 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3562 when cr2,3,4 are all fixed regs.
3564 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3566 PR rtl-optimization/57193
3567 * opts.c (default_options_table): Revert OPT_frename_registers change.
3568 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3570 2016-05-03 Martin Sebor <msebor@redhat.com>
3573 * builtins.c (fold_builtin_FILE): New function.
3574 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3575 (fold_builtin_0): Call them.
3576 * gimplify.c (gimplify_call_expr): Remove the handling of
3577 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3580 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3581 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3585 * doc/extend.texi (Function Names as Strings): Update __func__,
3586 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3589 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3590 Richard Biener <rguenther@suse.de>
3592 PR tree-optimization/70916
3593 * tree-if-conv.c: Include cfganal.h.
3594 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3595 and remove_fake_exit_edges around the optimization pass.
3597 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3599 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3600 (cgraph_edge::make_direct): Likewise.
3601 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3602 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3603 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3604 (CIF_THUNK): New code.
3605 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3606 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3607 (compute_inline_parameters): Set inline_failed for thunks.
3608 (inline_analyze_function): Cleanup.
3609 * ipa-inline.c (can_inline_edge_p): Do not deal with
3610 call_stmt_cannot_inline_p.
3611 (can_early_inline_edge_p): Likewise.
3612 (early_inliner): Initialize inline_failed.
3613 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3615 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3618 from nonimm_ssenomem_operand.
3619 (nonimm_ssenomem_operand): New predicate.
3620 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3621 as operand 0 predicate.
3622 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3623 Disable unsupported alternatives using "enabled" attribute.
3624 Use register_ssemem_operand as operand 0 predicate.
3625 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3627 2016-05-03 Marek Polacek <polacek@redhat.com>
3630 * input.c (expansion_point_location): New function.
3631 * input.h (expansion_point_location): Declare.
3633 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3635 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3636 occurence with frame_offset_ ones.
3638 2016-05-03 Alan Modra <amodra@gmail.com>
3640 PR rtl-optimization/70890
3641 * ira.c (combine_and_move_insns): When moving def_insn, remove
3644 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3646 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3647 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3648 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3649 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3651 2016-05-03 Alan Modra <amodra@gmail.com>
3653 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3654 for SAVE_MULTIPLE/STORE_MULTIPLE.
3656 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3658 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3659 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3661 2016-05-03 Richard Biener <rguenther@suse.de>
3663 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3665 (gimplify_arg): Likewise.
3666 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3667 re-writing the result to a decl if required.
3668 (internal_get_tmp_var): Add allow_ssa parameter
3669 and override into_ssa with it.
3670 (get_formal_tmp_var): Adjust.
3671 (get_initialized_tmp_var): Add allow_ssa parameter.
3672 (gimplify_arg): Add allow_ssa parameter and avoid generating
3673 SSA names for the result false.
3674 (gimplify_call_expr): If the call may return twice do not
3675 gimplify parameters into SSA.
3676 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3677 (gimplify_modify_expr): Adjust assert. For noreturn calls
3678 with a SSA name LHS adjust its def.
3679 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3680 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3681 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3682 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3683 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3684 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3685 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3686 (optimize_target_teams): Do not allow SSA names for clause operands.
3687 (gimplify_expr): Likewise for where we mark the result addressable.
3688 * passes.def (pass_init_datastructures): Remove.
3689 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3690 (rewrite_stmt): Likewise.
3691 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3692 (replace_locals_op): Replace SSA names.
3693 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3694 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3695 * cgraph.c (release_function_body): Free CFG annotations only
3696 when we have a CFG. Simplify.
3697 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3698 force_gimple_operand instead of get_initialized_tmp_var.
3699 * tree-pass.h (make_pass_init_datastructures): Remove.
3700 * tree-ssa.c (execute_init_datastructures): Remove.
3701 (pass_data_init_datastructures): Likewise.
3702 (class pass_init_datastructures): Likewise.
3703 (make_pass_init_datastructures): Likewise.
3704 * omp-low.c (create_omp_child_function): Init SSA data structures.
3705 (grid_expand_target_grid_body): Likewise.
3706 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3707 name before adding it to names_to_release.
3708 (remove_bb): Always release SSA defs.
3709 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3710 before dereferencing it.
3711 * cgraphunit.c (init_lowered_empty_function): Always
3712 int SSA data structures.
3713 * tree-ssanames.c (release_defs): Remove assert that we are in
3715 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3717 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3718 Uros Bizjak <ubizjak@gmail.com>
3720 PR rtl-optimization/70467
3721 * config/i386/predicates.md (x86_64_hilo_int_operand,
3722 x86_64_hilo_general_operand): New predicates.
3723 * config/i386/constraints.md (Wd): New constraint.
3724 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3725 (general_hilo_operand): New mode attr.
3726 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3727 instead of <general_operand>.
3728 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3729 x86_64_hilo_general_operand instead of <general_operand>.
3731 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3733 PR tree-optimization/70916
3734 * tree-if-conv.c (constant_or_ssa_name): Removed.
3735 (fold_build_cond_expr): Use is_gimple_val instead of
3736 constant_or_ssa_name.
3738 PR tree-optimization/70916
3739 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3740 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3743 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3744 (optimize_atomic_bit_test_and): New function.
3745 (pass_fold_builtins::execute): Use it.
3746 * optabs.def (atomic_bit_test_and_set_optab,
3747 atomic_bit_test_and_complement_optab,
3748 atomic_bit_test_and_reset_optab): New optabs.
3749 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3750 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3751 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3752 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3753 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3754 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3755 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3756 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3757 atomic_bit_test_and_complement@var{mode},
3758 atomic_bit_test_and_reset@var{mode}): Document.
3759 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3760 atomic_bit_test_and_complement<mode>,
3761 atomic_bit_test_and_reset<mode>): New expanders.
3762 (atomic_bit_test_and_set<mode>_1,
3763 atomic_bit_test_and_complement<mode>_1,
3764 atomic_bit_test_and_reset<mode>_1): New insns.
3766 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3768 PR rtl-optimization/70687
3769 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3770 instead of unsigned HOST_WIDE_INT.
3772 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3774 PR rtl-optimization/44281
3775 * hard-reg-set.h (struct target_hard_regs): New field
3776 x_fixed_nonglobal_reg_set.
3777 (fixed_nonglobal_reg_set): New macro.
3778 * reginfo.c (init_reg_sets_1): Initialize it.
3779 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3781 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3783 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3785 PR tree-optimization/56541
3786 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3787 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3788 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3789 (any_complicated_phi): new static variable.
3790 (aggressive_if_conv): delete.
3791 (if_convertible_phi_p): support phis with more than two arguments.
3792 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3793 critical pred edges.
3794 (ifcvt_split_critical_edges): support phis with more than two
3795 arguments by checking new parameter. only split critical edges
3797 (tree_if_conversion): handle simd pragma marked loop using new
3798 local variable aggressive_if_conv. check any_complicated_phi.
3800 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3802 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3805 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3807 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3810 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3812 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3813 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3814 define_insn_and_split.
3815 (mulsi3_i): New define_insn_and_split.
3816 (mulsi3_call): Convert to define_insn.
3817 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3820 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3822 * machmode.h (mode_complex): Add support to give the complex mode
3824 (GET_MODE_COMPLEX_MODE): Likewise.
3825 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3826 stored by build_complex_type and gfc_build_complex_type instead of
3827 trying to figure out the appropriate mode based on the size. Raise
3828 an assertion error, if the type was not set.
3829 * genmodes.c (struct mode_data): Add field for the complex type of
3831 (blank_mode): Likewise.
3832 (make_complex_modes): Remember the complex mode created in the
3834 (emit_mode_complex): Write out the mode_complex array to map a
3835 type mode to the complex version.
3836 (emit_insn_modes_c): Likewise.
3837 * tree.c (build_complex_type): Set the complex type to use before
3838 calling layout_type.
3839 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3840 support for __float128 complex datatypes.
3841 (rs6000_hard_regno_mode_ok): Likewise.
3842 (rs6000_setup_reg_addr_masks): Likewise.
3843 (rs6000_complex_function_value): Likewise.
3844 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3845 __float128 and __ibm128 complex.
3846 (FLOAT128_IBM_P): Likewise.
3847 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3848 * doc/extend.texi (Additional Floating Types): Document that
3849 -mfloat128 must be used to enable __float128. Document complex
3850 __float128 and __ibm128 support.
3852 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3855 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3856 char/short arguments promoted to int because of promote_prototypes.
3858 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3860 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3861 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3862 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3863 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3864 alternatives using "enabled" attribute. Use register_ssemem_operand
3865 as operand 1 predicate.
3866 (*cmpi<unord>xf_i387): Split XFmode pattern from
3867 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3868 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3869 *absneg<mode>2_i387. Disable unsupported alternatives using
3870 "enabled" attribute.
3871 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3873 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3875 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3877 (oacc_loop_process): Check mask for loop termination.
3879 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3881 * cif-code.def (CIF_THUNK): Add.
3882 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3885 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3887 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3888 (dump_inline_summary): Dump it.
3889 (fp_expression_p): New predicate.
3890 (estimate_function_body_sizes): Use it.
3891 (inline_merge_summary): Merge fp_expressions.
3892 (inline_read_section): Read fp_expressions.
3893 (inline_write_summary): Write fp_expressions.
3894 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3895 codegen boundary if either caller or callee is !fp_expressions.
3896 * ipa-inline.h (inline_summary): Add fp_expressions.
3897 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3898 to fp_expressions be sure the fp generation flags are updated.
3900 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3902 PR rtl-optimization/70467
3903 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3905 PR rtl-optimization/70467
3906 * ipa-pure-const.c (check_call): Handle internal calls even in
3907 ipa mode like in local mode.
3909 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3911 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3913 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3915 * match.pd (X u< X, X u> X): New transformations.
3917 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3919 * flag-types.h (enum warn_strict_overflow_code): Move ...
3920 * coretypes.h: ... here.
3921 * fold-const.h (fold_overflow_warning): Declare.
3922 * fold-const.c (fold_overflow_warning): Make non-static.
3923 (fold_comparison): Move the transformation of X +- C1 CMP C2
3924 into X CMP C2 -+ C1 ...
3925 * match.pd: ... here.
3926 * gimple-fold.c (fold_stmt_1): Protect with
3927 fold_defer_overflow_warnings.
3929 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3931 * omp-low.c (struct oacc_loop): Add 'inner' field.
3932 (new_oacc_loop_raw): Initialize it to zero.
3933 (oacc_loop_fixed_partitions): Initialize it.
3934 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3935 available partitioning.
3937 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3939 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3941 (umulsidi3): Likewise.
3942 (indirect_jump): Fix jump instruction assembly patterns.
3944 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3947 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3948 (nvptx_function_value): Assert non-NULL cfun.
3950 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3952 PR rtl-optimization/70886
3953 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3955 * cselib.h (rtx_equal_for_cselib_1): Declare.
3956 (rtx_equal_for_cselib_p: New inline function.
3957 * cselib.c (rtx_equal_for_cselib_p): Delete.
3958 (rtx_equal_for_cselib_1): Make public.
3960 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3963 (register_mixssei387nonimm_operand): Remove predicate.
3964 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3965 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3966 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3967 for TARGET_MIX_SSE_I387 alternatives.
3968 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3969 Disable unsupported alternatives using "enabled" attribute. Use
3970 nonimm_ssenomem_operand as operand 1 predicate. Also check
3971 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3973 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3975 * tree.c (cst_and_fits_in_hwi): Simplify.
3977 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3979 * tree.h (wi::to_wide): New function.
3980 * expr.c (expand_expr_real_1): Use wi::to_wide.
3981 * fold-const.c (int_const_binop_1): Likewise.
3982 (extract_muldiv_1): Likewise.
3984 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3986 * wide-int.h: Update offset_int and widest_int documentation.
3987 (WI_SIGNED_SHIFT_RESULT): New macro.
3988 (wi::binary_shift): Define signed_shift_result_type for
3989 shifts on offset_int- and widest_int-like types.
3990 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3991 * tree.h (int_bit_position): Use shift operators instead of wi::
3993 * alias.c (adjust_offset_for_component_ref): Likewise.
3994 * expr.c (get_inner_reference): Likewise.
3995 * fold-const.c (fold_comparison): Likewise.
3996 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3997 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3998 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3999 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4000 (stmt_kills_ref_p): Likewise.
4001 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4002 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4003 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4004 (ao_ref_init_from_vn_reference): Likewise.
4006 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4008 * wide-int.h: Update offset_int and widest_int documentation.
4009 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4010 (wi::binary_traits): Allow ordered comparisons between offset_int and
4011 offset_int, between widest_int and widest_int, and between either
4012 of these types and basic C types.
4013 (operator <, <=, >, >=): Define for the same combinations.
4014 * tree.h (tree_int_cst_lt): Use comparison operators instead
4015 of wi:: comparisons.
4016 (tree_int_cst_le): Likewise.
4017 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4018 (fold_nonarray_ctor_reference): Likewise.
4019 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4020 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4021 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4022 * tree-sra.c (completely_scalarize): Likewise.
4023 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4024 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4025 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4026 (check_for_binary_op_overflow): Likewise.
4027 (search_for_addr_array): Likewise.
4028 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4030 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4032 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4033 (arc_save_restore): Likewise.
4034 (arc_dwarf_register_span): Likewise.
4035 (arc_output_pic_addr_const): Initialize suffix variable.
4037 2016-05-02 Martin Liska <mliska@suse.cz>
4039 * symbol-summary.h (function_summary::function_summary):
4040 Remove checking assert for all cgraph nodes.
4041 (function_summary::get): Check summary_uid.
4042 (symtab_insertion): Check summary_uid.
4044 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4046 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4047 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4049 (arc_dwarf_register_span): Remove enum keyword.
4050 (compact_memory_operand_p): New function.
4051 * config/arc/arc.h (reg_class): Add code density register classes.
4052 (REG_CLASS_NAMES): Likewise.
4053 (REG_CLASS_CONTENTS): Likewise.
4054 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4055 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4056 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4057 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4058 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4060 (h, Rcd, Rsd, Rzd): New register constraints.
4061 (T): Use compact_memory_operand_p function.
4062 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4064 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4066 * config/sh/sh.md (*negnegt, *movtt): Remove.
4068 2016-05-02 Marek Polacek <polacek@redhat.com>
4069 Tom de Vries <tom@codesourcery.com>
4071 PR tree-optimization/70700
4072 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4073 bigger than FIRST_REF_NODE.
4075 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4078 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4080 (prepare_cbranch_operands): Don't use scratch register. Assume that
4081 function is used when pseudos can be created.
4082 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4083 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4084 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4085 define_expand. Allow it only when pseudos can be created.
4086 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4088 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4090 * config/i386/constraints.md (BC): Only allow -1 operands.
4091 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4092 Add "enabled" attribute. Update XI mode attribute calculation.
4093 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4094 (*movoi_internal_avx): Update XI mode attribute calculation.
4095 (*movti_internal): Ditto.
4097 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4099 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4100 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4102 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4104 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4105 statement on instruction code. Remove trailing spaces.
4106 (altivec_expand_stv_builtin): Likewise.
4108 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4110 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4111 (TARGET_FPU_DOUBLE): Simplify.
4112 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4113 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4114 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4115 with 'TARGET_FPU_DOUBLE'.
4116 * config/sh/sh.md: Likewise.
4118 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4120 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4121 SH_DIV_STR_FOR_SIZE): Remove.
4122 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4123 SH_DIV_STR_FOR_SIZE): Remove.
4125 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4127 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4128 logical_reg_operand): Delete.
4129 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4130 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4131 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4132 match_operand and match_test.
4133 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4134 variables on their first use. Return bool values.
4135 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4136 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4137 arith_reg_operand for input operand. Remove empty constraints.
4139 (*xorsi3_compact): Rename to xorsi3.
4140 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4141 (*zero_extend<mode>si2_disp_mem): Update comment.
4144 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4146 * config/sh/t-sh: Remove SH5 support.
4147 * config.gcc: Likewise.
4148 * configure: Likewise.
4150 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4152 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4154 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4156 * config/sh/sh.c (register_sh_passes, sh_option_override,
4157 sh_print_operand, prepare_move_operands,
4158 sh_can_follow_jump): Remove TARGET_SH1 checks.
4159 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4160 PROMOTE_MODE): Likewise.
4161 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4164 2016-04-30 Alan Modra <amodra@gmail.com>
4166 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4167 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4168 Check for user regs later to avoid unnecessary looping over regs.
4169 Merge user reg check with non-saved reg check. Don't force
4170 inline VR restore when static chain used.
4171 (rs6000_frame_related): Omit eh_frame info for user regs when
4173 (fixed_regs_p): Delete.
4175 2016-04-30 Alan Modra <amodra@gmail.com>
4177 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4178 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4181 2016-04-30 Alan Modra <amodra@gmail.com>
4184 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4185 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4188 2016-04-30 Alan Modra <amodra@gmail.com>
4190 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4191 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4192 flag_pic test for Darwin.
4194 2016-04-30 Alan Modra <amodra@gmail.com>
4196 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4197 throw_calls_crossed.
4198 (REG_FREQ_CALLS_CROSSED): Delete.
4199 (REG_N_THROWING_CALLS_CROSSED): Delete.
4200 * regstat.c (regstat_bb_compute_ri): Don't calculate
4201 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4202 (dump_reg_info): Don't print call cross frequency.
4203 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4204 and REG_N_THROWING_CALLS_CROSSED.
4206 2016-04-30 Alan Modra <amodra@gmail.com>
4208 * regs.h (struct reg_info_t): Delete live_length.
4209 (REG_LIVE_LENGTH): Delete macro.
4210 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4211 local_live, local_processed and local_live_last_luid params.
4212 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4214 (regstat_compute_ri): Adjust for above. Don't set
4216 (dump_reg_info): Don't print live length.
4217 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4218 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4219 Localize loop_depth var.
4221 2016-04-30 Alan Modra <amodra@gmail.com>
4223 * ira.c (enum valid_equiv): New.
4224 (validate_equiv_mem): Return enum.
4225 (update_equiv_mem): Create replacement in more cases.
4226 (add_store_equivs): Update validate_equiv_mem call.
4228 2016-04-30 Alan Modra <amodra@gmail.com>
4230 * ira.c (combine_and_move_insns): Rather than scanning insns,
4231 use DF infrastucture to find use and def insns.
4233 2016-04-30 Alan Modra <amodra@gmail.com>
4235 ira.c (combine_and_move_insns): Move invariant conditions..
4236 (ira.c): ..to here. Call combine_and_move_insns before
4237 add_store_equivs. Call grow_reg_equivs later. Allocate
4238 req_equiv later using max_reg_num() rather than global max_regno.
4239 (contains_replace_regs): Delete.
4240 (add_store_equivs): Remove contains_replace_regs test.
4242 2016-04-30 Alan Modra <amodra@gmail.com>
4244 * ira.c (struct equiv_mem_data): New.
4245 (equiv_mem, equiv_mem_modified): Delete static vars.
4246 (validate_equiv_mem_from_store): Use "data" param to communicate..
4247 (validate_equiv_mem): ..from here.
4249 2016-04-30 Alan Modra <amodra@gmail.com>
4251 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4253 (update_reg_equivs): ..here. Move allocation and freeing of
4254 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4255 end_alias_analysis to..
4258 2016-04-30 Alan Modra <amodra@gmail.com>
4260 * ira.c (pdx_subregs): Delete.
4261 (struct equivalence): Add pdx_subregs field.
4262 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4264 (update_equiv_regs): Don't create or free pdx_subregs. Update
4267 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4269 * config/rs6000/altivec.h: Change definitions of vec_xl and
4271 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4272 (LD_ELEMREV_V2DI): New.
4273 (LD_ELEMREV_V4SF): New.
4274 (LD_ELEMREV_V4SI): New.
4275 (LD_ELEMREV_V8HI): New.
4276 (LD_ELEMREV_V16QI): New.
4277 (ST_ELEMREV_V2DF): New.
4278 (ST_ELEMREV_V2DI): New.
4279 (ST_ELEMREV_V4SF): New.
4280 (ST_ELEMREV_V4SI): New.
4281 (ST_ELEMREV_V8HI): New.
4282 (ST_ELEMREV_V16QI): New.
4285 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4286 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4287 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4288 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4289 (altivec_expand_builtin): Add handling for
4290 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4291 (rs6000_invalid_builtin): Add error-checking for
4292 RS6000_BTM_P9_VECTOR.
4293 (altivec_init_builtins): Define builtins used to implement vec_xl
4295 (rs6000_builtin_mask_names): Define power9-vector.
4296 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4297 (RS6000_BTM_P9_VECTOR): Define.
4298 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4299 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4300 (vsx_ld_elemrev_v2df): Likewise.
4301 (vsx_ld_elemrev_v4sf): Likewise.
4302 (vsx_ld_elemrev_v4si): Likewise.
4303 (vsx_ld_elemrev_v8hi): Likewise.
4304 (vsx_ld_elemrev_v16qi): Likewise.
4305 (vsx_st_elemrev_v2df): Likewise.
4306 (vsx_st_elemrev_v2di): Likewise.
4307 (vsx_st_elemrev_v4sf): Likewise.
4308 (vsx_st_elemrev_v4si): Likewise.
4309 (vsx_st_elemrev_v8hi): Likewise.
4310 (vsx_st_elemrev_v16qi): Likewise.
4311 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4314 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4316 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4318 (simplify_control_stmt_condition_1): ... here. Recurse into
4319 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4321 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4324 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4325 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4326 define_insn_and_split to define_insn.
4327 (zero_extendqi<mode>2_dot2): Same.
4328 (extendqi<mode>2_dot): Same.
4329 (extendqi<mode>2_dot2): Same.
4331 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4333 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4334 (probe_stack): New expander.
4335 (probe_stack_<mode>): New insn pattern.
4337 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/i386.md
4340 (operations with memory inputs setting flags peephole2):
4341 Remove uneeded REG_P checks. Cleanup pattern generation.
4343 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4345 * tree-vect-loop.c (vect_transform_loop): Fix
4346 nb_iterations_upper_bound computation for vectorized loop.
4348 2016-04-29 Marek Polacek <polacek@redhat.com>
4349 Jakub Jelinek <jakub@redhat.com>
4352 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4353 TARGET_EXPR_SLOT as a base.
4355 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4357 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4358 with 'rCm2' constraints to limit possible immediate size.
4359 (*load_zeroextendqisi_update): Likewise.
4360 (*load_signextendqisi_update): Likewise.
4361 (*loadhi_update): Likewise.
4362 (*load_zeroextendhisi_update): Likewise.
4363 (*load_signextendhisi_update): Likewise.
4364 (*loadsi_update): Likewise.
4365 (*loadsf_update): Likewise.
4367 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/predicates.md (constm1_operand): Fix comparison.
4371 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4373 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4375 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4377 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4378 remaining SH5 related settings.
4379 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4380 shmedia_prepare_call_address): Delete.
4381 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4382 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4383 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4384 UNSUPPORTED_SH2A): Remove m5 checks.
4385 (sh_divide_strategy_e): Remove SH5 division strategies.
4386 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4387 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4389 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4391 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4393 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4395 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4396 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4398 * config/s390/vector.md ("mov<mode>"): Likewise.
4400 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4402 * config/s390/constraints.md ("U", "W"): Invoke
4403 s390_mem_constraint with "ZR" and "ZT".
4404 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4405 addresses when using LRA. Accept also short displacements for S
4406 and T constraints. Do not check for long displacement target for
4407 S and T constraints.
4408 (s390_mem_constraint): Remove handling of U and W constraints.
4409 * config/s390/s390.md (various patterns): Remove the short
4410 displacement constraints (Q and R) if a long displacement
4411 constraint is present. Add longdisp as required CPU capability.
4412 * config/s390/vector.md: Likewise.
4413 * config/s390/vx-builtins.md: Likewise.
4415 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4418 * reload1.c (reload): Call finish_spills before
4419 restarting reload loop. Skip select_reload_regs
4420 if update_eliminables_and_spill returns true.
4422 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4424 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4425 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4426 (umulhisi3_imm): Update predicates and constraint letters.
4427 (umulhisi3_reg): Declare instruction as commutative.
4428 * config/arc/constraints.md (J12, J16): New constraints.
4429 * config/arc/predicates.md (short_unsigned_const_operand): New
4431 (arc_short_operand): Likewise.
4432 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4434 2016-04-29 Richard Biener <rguenther@suse.de>
4436 PR tree-optimization/13962
4437 PR tree-optimization/65686
4438 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4439 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4440 using PTA to compare pointers.
4441 * match.pd: Add pattern for pointer equality compare simplification
4442 using ptrs_compare_unequal.
4444 2016-04-29 Richard Biener <rguenther@suse.de>
4446 * stor-layout.c (layout_type): Do not build a pointer-to-element
4449 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4452 Use SWI mode iterator. Use general_reg_operand predicate.
4453 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4454 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4457 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4460 * fold-const.c (operand_equal_p): Don't verify hash value equality
4462 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4465 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4468 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4469 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4470 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4471 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4472 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4474 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4476 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4477 to info. Don't initialize separate fields to 0. Clean up
4480 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/i386.md (peephole2s for operations with memory inputs):
4483 Use SWI mode iterator.
4484 (peephole2s for operations with memory outputs): Ditto.
4485 Do not check for stack checking probe.
4487 (probe_stack): Remove expander.
4489 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4490 Andrew Burgess <andrew.burgess@embecosm.com>
4492 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4493 operands as 32-bits.
4495 2016-04-28 Jason Merrill <jason@redhat.com>
4497 * gdbinit.in: Skip line-map.h.
4499 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4500 Andrew Burgess <andrew.burgess@embecosm.com>
4502 * config/arc/arc.c (arc_conditional_register_usage): Take
4503 TARGET_RRQ_CLASS into account.
4504 (arc_print_operand): Support printing 'p' and 's' operands.
4505 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4507 (TARGET_RRQ_CLASS): Define.
4508 (IS_POWEROF2_OR_0_P): Define.
4509 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4511 (*tst_movb): New define_insn.
4512 (*tst): Avoid recognition if it could prevent '*tst_movb'
4513 combination; replace c/CnL with c/Chs alternative.
4514 (*tst_bitfield_tst): New define_insn.
4515 (*tst_bitfield_asr): New define_insn.
4516 (*tst_bitfield): New define_insn.
4517 (andsi3_i): Add Rrq variant.
4518 (extzv): New define_expand.
4519 (insv): New define_expand.
4520 (*insv_i): New define_insn.
4521 (*movb): New define_insn.
4522 (*movb_signed): New define_insn.
4523 (*movb_high): New define_insn.
4524 (*movb_high_signed): New define_insn.
4525 (*movb_high_signed + 1): New define_split pattern.
4526 (*mrgb): New define_insn.
4527 (*mrgb + 1): New define_peephole2 pattern.
4528 (*mrgb + 2): New define_peephole2 pattern.
4529 * config/arc/arc.opt (mbitops): New option for nps400, uses
4530 TARGET_NPS_BITOPS_DEFAULT.
4531 * config/arc/constraints.md (q): Make register class conditional.
4532 (Rrq): New register constraint.
4533 (Chs): New constraint.
4534 (Clo): New constraint.
4535 (Chi): New constraint.
4536 (Cbf): New constraint.
4537 (Cbn): New constraint.
4538 (C18): New constraint.
4539 (Cbi): New constraint.
4541 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4543 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4545 (bitmap_intersection_of_preds): Ditto.
4546 (bitmap_union_of_succs): Ditto.
4547 (bitmap_union_of_preds): Ditto.
4548 * sbitmap.c (do_popcount): Delete.
4549 (BITMAP_DEBUGGING): Delete.
4550 (sbitmap_verify_popcount): Delete.
4551 (sbitmap_alloc): Don't initialize the popcount field.
4552 (sbitmap_alloc_with_popcount): Delete.
4553 (sbitmap_resize): Don't resize the popcount array.
4554 (sbitmap_vector_alloc): Don't initialize the popcount field.
4555 (bitmap_copy): Don't copy the popcount array.
4556 (bitmap_clear): Don't clear the popcount array.
4557 (bitmap_clear): Delete the popcount array handling.
4558 (bitmap_ior_and_compl): Delete the popcount assert.
4559 (bitmap_not): Ditto.
4560 (bitmap_and_compl): Ditto.
4561 (bitmap_and): Delete the popcount array handling.
4562 (bitmap_xor): Ditto.
4563 (bitmap_ior): Ditto.
4564 (bitmap_or_and): Delete the popcount assert.
4565 (bitmap_and_or): Ditto.
4566 (popcount_table): Delete.
4567 (sbitmap_elt_popcount): Delete.
4568 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4569 (bitmap_set_bit): Delete the popcount assert.
4570 (bitmap_clear_bit): Ditto.
4571 (sbitmap_free): Don't free the popcount array.
4572 (sbitmap_alloc_with_popcount): Delete declaration.
4573 (sbitmap_popcount): Ditto.
4575 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4576 Andrew Burgess <andrew.burgess@embecosm.com>
4578 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4579 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4580 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4581 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4582 * config/arc/arc.opt (mcmem): New option.
4583 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4584 supply length for r/m alternative.
4585 (*extendqisi2_ac): Likewise.
4586 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4588 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4589 (movhi_insn): Likewise.
4590 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4591 (*zero_extendqihi2_i): Add r/Ucm alternative.
4592 (*zero_extendqisi2_ac): Likewise.
4593 (*zero_extendhisi2_i): Likewise.
4594 * config/arc/constraints.md (Uex): New memory constraint.
4595 (Ucm): New define_constraint.
4596 * config/arc/predicates.md (long_immediate_loadstore_operand):
4597 Return 0 for MEM with cmem_address address.
4598 (cmem_address_0): New predicates.
4599 (cmem_address_1): Likewise.
4600 (cmem_address_2): Likewise.
4601 (cmem_address): Likewise.
4603 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4605 * config/rs6000/rs6000.c (machine_function): Rename
4606 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4607 (rs6000_stack_info): Adjust.
4609 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4610 Andrew Burgess <andrew.burgess@embecosm.com>
4612 * config/arc/constraints.md (Usd): Convert to define_constraint.
4616 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4619 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4620 Add new peephole2 where the first insn is *mov<mode>_or instead of
4621 *mov<mode>_internal.
4623 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4625 * tracer.c (bb_seen): Make static.
4627 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4629 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4630 support, setup defaults.
4631 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4632 * config/arc/arc.c (arc_init): Add NPS400 support.
4633 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4634 (TARGET_ARC700): NPS400 is also an ARC700.
4635 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4637 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4640 * config/nds32/nds32.md (casesi): Don't access the operands array
4643 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4646 (or $-1,reg peephole2): Ditto.
4647 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4649 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4651 * doc/extend.texi (Common Function Attributes) [optimize]:
4652 Discourage use of the optimize attribute.
4654 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4656 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4657 special case builtin.
4658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4659 ALTIVEC_BUILTIN_VEC_ADDE.
4660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4661 support for ALTIVEC_BUILTIN_VEC_ADDE.
4662 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4663 for __builtin_vec_adde.
4665 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4667 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4668 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4670 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4673 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4674 attributes): Document cilkplus_runtime.
4676 2016-04-28 Martin Jambor <mjambor@suse.cz>
4678 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4679 this function. Call verify_expr on MEM_REFs and bases of other
4682 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4684 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4685 for WORD_REGISTER_OPERATIONS to runtime check.
4687 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4689 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4691 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4693 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4694 big-endian compilation.
4695 * config/arc/arc.md (addf3): Likewise.
4699 2016-04-28 Richard Biener <rguenther@suse.de>
4701 PR tree-optimization/70840
4702 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4703 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4704 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4705 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4707 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4709 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4710 and explain why in a comment.
4712 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4714 * config/arc/arc.md (cpu_facility): Add fpx variant.
4715 (subdf3): Prohibit use reverse sub when assist operations option
4717 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4718 instructions only when FPX is enabled.
4719 * testsuite/gcc.target/arc/trsub.c: New test.
4721 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4724 mult_operator when calculating "type" attribute.
4725 (*fop_<mode>_1_i387): Ditto.
4726 (*fop_xf_1_i387): Ditto.
4727 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4728 Use std::swap to swap operands. Use RTL expressions to generate
4731 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4732 Joern Rennecke <joern.rennecke@embecosm.com>
4734 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4736 (emit_pic_move): Remove.
4737 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4738 * config/arc/arc.c (emit_pic_move): Removed.
4739 (TARGET_HAVE_TLS): Define.
4740 (arc_conditional_register_usage): Test for arc_tp_regno.
4741 (arc_print_operand, arc_print_operand_address): Handle TLS
4743 (arc_needs_pcl_p): New function.
4744 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4745 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4746 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4747 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4748 (arc_legitimize_tls_address): Likewise.
4749 (DTPOFF_ZERO_SYM): Define.
4750 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4751 (arc_output_pic_addr_const): Print TLS unspecs.
4752 (prepare_pic_move): New function, replaces emit_pic_move.
4753 (arc_legitimate_constant_p): Handle TLS unspecs.
4754 (arc_legitimate_address_p): Likewise.
4755 (arc_rewrite_small_data_p): Use assert for TLS constants.
4756 (prepare_move_operands): Use prepare_pic_move.
4757 (arc_legitimize_address): Legitimize tls addresses.
4758 (arc_epilogue_uses): Check for arc_tp_regno.
4759 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4760 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4762 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4764 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4765 %(arc_tls_extra_start_spec).
4766 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4767 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4769 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4770 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4771 (UNSPEC_TLS_OFF): Add.
4773 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4774 (get_thread_pointersi): New patterns.
4775 * config/arc/arc.opt (mtp-regno): New option.
4776 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4777 (move_dest_operand): Likewise.
4778 * configure: Regenerate.
4779 * configure.ac: Add arc*-*-* case to test for tls.
4780 * doc/invoke.texi (ARC options): Document mtp-regno.
4782 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4784 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4785 the new ARC HS SIMD instructions.
4786 (arc_preferred_simd_mode): New function.
4787 (arc_autovectorize_vector_sizes): Likewise.
4788 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4789 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4790 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4791 (arc_init_builtins): Add new SIMD builtin types.
4792 (arc_split_move): Handle 64 bit vector moves.
4793 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4794 (TARGET_PLUS_QMACW): Define.
4795 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4796 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4797 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4798 (VSUBADD4H): New builtins.
4799 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4800 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4802 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4803 Matthias Klose <doko@debian.org>
4805 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4807 2016-04-28 Richard Biener <rguenther@suse.de>
4810 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4813 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4815 * common/config/sh/sh-common.c: Remove SH5 support.
4816 * config/sh/constraints.md: Likewise.
4817 * config/sh/config/sh/elf.h: Likewise.
4818 * config/sh/linux.h: Likewise.
4819 * config/sh/netbsd-elf.h: Likewise.
4820 * config/sh/predicates.md: Likewise.
4821 * config/sh/sh-c.c: Likewise.
4822 * config/sh/sh-protos.h: Likewise.
4823 * config/sh/sh.c: Likewise.
4824 * config/sh/sh.h: Likewise.
4825 * config/sh/sh.md: Likewise.
4826 * config/sh/sh.opt: Likewise.
4827 * config/sh/sync.md: Likewise.
4828 * config/sh/sh64.h: Delete.
4829 * config/sh/shmedia.h: Likewise.
4830 * config/sh/shmedia.md: Likewise.
4831 * config/sh/sshmedia.h: Likewise.
4832 * config/sh/t-netbsd-sh5-64: Likewise.
4833 * config/sh/t-sh64: Likewise.
4834 * config/sh/ushmedia.h: Likewise.
4836 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4839 general_reg_operand instead of register_operand predicate.
4841 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4843 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4845 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4847 * match.pd (A - B > A, A + B < A): New transformations.
4849 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4851 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4852 which defaults to true. Emit an outer pair of parentheses only if
4853 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4854 don't emit parentheses for the right-hand operand.
4856 2016-04-27 Jeff Law <law@redhat.com>
4858 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4860 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4862 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4863 (altivec_lvx_<mode>_internal): Document.
4864 (altivec_lvx_<mode>_2op): New define_insn.
4865 (altivec_lvx_<mode>_1op): Likewise.
4866 (altivec_lvx_<mode>_2op_si): Likewise.
4867 (altivec_lvx_<mode>_1op_si): Likewise.
4868 (altivec_stvx_<mode>): Remove.
4869 (altivec_stvx_<mode>_internal): Document.
4870 (altivec_stvx_<mode>_2op): New define_insn.
4871 (altivec_stvx_<mode>_1op): Likewise.
4872 (altivec_stvx_<mode>_2op_si): Likewise.
4873 (altivec_stvx_<mode>_1op_si): Likewise.
4874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4875 Expand vec_ld and vec_st during parsing.
4876 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4878 (altivec_expand_stvx_be): Likewise.
4879 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4880 address-masking behavior in RTL.
4881 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4882 address-masking behavior in RTL.
4883 (altivec_expand_builtin): Change builtin code arguments for calls
4884 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4885 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4886 presence of lvx/stvx patterns.
4887 (alignment_with_canonical_addr): New function.
4888 (alignment_mask): Likewise.
4889 (find_alignment_op): Likewise.
4890 (recombine_lvx_pattern): Likewise.
4891 (recombine_stvx_pattern): Likewise.
4892 (recombine_lvx_stvx_patterns): Likewise.
4893 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4894 stvx patterns from expand.
4895 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4897 (vector_altivec_store_<mode>): Likewise.
4899 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4901 * config/aarch64/aarch64.md
4902 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4903 remove the "fp" attributes.
4904 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4905 add the "simd" attributes.
4906 (*movdf_aarch64): Likewise.
4907 (*movtf_aarch64): Remove the "fp" attributes.
4908 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4909 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4911 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4913 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4914 rtx to rtx_code_label *.
4915 * rtl.h (maybe_set_first_label_num): Likewise.
4917 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4919 * df-core.c (df_add_problem): Make the problem param be const.
4920 (df_remove_problem): Make local "problem" be const.
4921 * df-problems.c (problem_RD): Make const.
4922 (problem_LR): Likewise.
4923 (problem_LIVE): Likewise.
4924 (problem_MIR): Likewise.
4925 (problem_CHAIN): Likewise.
4926 (problem_WORD_LR): Likewise.
4927 (problem_NOTE): Likewise.
4928 (problem_MD): Likewise.
4929 * df-scan.c (problem_SCAN): Likewise.
4930 * df.h (struct df_problem): Make field "dependent_problem" be
4932 (struct dataflow): Likewise for field "problem".
4933 (df_add_problem): Make param const.
4935 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4938 inter-unit moves to/from vector registers are enabled. Do not disable
4941 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4943 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4944 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4946 (enum df_problem_id): ...this new enum.
4947 (struct df_problem): Convert field "id" from "int" to
4950 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4952 * rtl.def: Update comment for "things in the instruction chain" to
4953 reflect the removal of the leading "i" field for INSN_UID in
4954 r210360. Fix bogus apostrophe.
4956 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.md
4959 (lea arith with mem operand + setcc peephole2): Set operator mode.
4961 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4965 (dimode_scalar_to_vector_candidate_p): This.
4966 (timode_scalar_to_vector_candidate_p): New function.
4967 (scalar_to_vector_candidate_p): Likewise.
4968 (timode_check_non_convertible_regs): Likewise.
4969 (timode_remove_non_convertible_regs): Likewise.
4970 (remove_non_convertible_regs): Likewise.
4971 (remove_non_convertible_regs): Renamed to ...
4972 (dimode_remove_non_convertible_regs): This.
4973 (scalar_chain::~scalar_chain): Make it virtual.
4974 (scalar_chain::compute_convert_gain): Make it pure virtual.
4975 (scalar_chain::mark_dual_mode_def): Likewise.
4976 (scalar_chain::convert_insn): Likewise.
4977 (scalar_chain::convert_registers): Likewise.
4978 (scalar_chain::add_to_queue): Make it protected.
4979 (scalar_chain::emit_conversion_insns): Likewise.
4980 (scalar_chain::replace_with_subreg): Likewise.
4981 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4982 (scalar_chain::convert_op): Likewise.
4983 (scalar_chain::convert_reg): Likewise.
4984 (scalar_chain::make_vector_copies): Likewise.
4985 (scalar_chain::convert_registers): New pure virtual function.
4986 (class dimode_scalar_chain): New class.
4987 (class timode_scalar_chain): Likewise.
4988 (scalar_chain::mark_dual_mode_def): Renamed to ...
4989 (dimode_scalar_chain::mark_dual_mode_def): This.
4990 (timode_scalar_chain::mark_dual_mode_def): New function.
4991 (timode_scalar_chain::convert_insn): Likewise.
4992 (dimode_scalar_chain::convert_registers): Likewise.
4993 (scalar_chain::compute_convert_gain): Renamed to ...
4994 (dimode_scalar_chain::compute_convert_gain): This.
4995 (scalar_chain::replace_with_subreg): Renamed to ...
4996 (dimode_scalar_chain::replace_with_subreg): This.
4997 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4998 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4999 (scalar_chain::make_vector_copies): Renamed to ...
5000 (dimode_scalar_chain::make_vector_copies): This.
5001 (scalar_chain::convert_reg): Renamed to ...
5002 (dimode_scalar_chain::convert_reg ): This.
5003 (scalar_chain::convert_op): Renamed to ...
5004 (dimode_scalar_chain::convert_op): This.
5005 (scalar_chain::convert_insn): Renamed to ...
5006 (dimode_scalar_chain::convert_insn): This.
5007 (scalar_chain::convert): Call convert_registers.
5008 (convert_scalars_to_vector): Change to scalar_chain pointer to
5009 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5010 in 32-bit mode. Delete scalar_chain pointer. Call
5011 free_dominance_info in 64-bit mode.
5012 (pass_stv::gate): Remove TARGET_64BIT check.
5013 (ix86_option_override): Put the 64-bit STV pass before the CSE
5016 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5018 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5019 dw_loc_frame_offset field.
5020 * dwarf2out.c (new_loc_descr): Likewise.
5021 (resolve_args_picking_1): Turn the VISITED hash set into a
5022 FRAME_OFFSET hash map. Use it to associate a frame offset to
5023 visited nodes. Remove uses of the CHECKING_P macro.
5024 (resolve_args_picking): Update call to resolve_args_picking_1.
5026 2016-04-27 Martin Liska <mliska@suse.cz>
5028 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5029 (free_loop_data): Release vuses of groups.
5031 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5033 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5034 instead of redundant use_id and boolean have_use_for.
5035 (struct iv_use): Change sub_id into group_id. Remove field next.
5036 Move fields: related_cands, n_map_members, cost_map and selected
5038 (struct iv_group): ... here. New structure.
5039 (struct iv_common_cand): Use structure declaration directly.
5040 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5041 (MAX_CONSIDERED_USES): Rename macro to ...
5042 (MAX_CONSIDERED_GROUPS): ... here.
5043 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5044 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5045 (dump_uses): Rename to ...
5046 (dump_groups): ... here. Update all uses.
5047 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5048 (find_induction_variables): Refactor format of dump information.
5049 (record_sub_use): Delete.
5050 (record_use): Update all uses.
5051 (record_group): New function.
5052 (record_group_use, find_interesting_uses_op): Call above functions.
5054 (find_interesting_uses_cond): Ditto.
5055 (group_compare_offset): New function.
5056 (split_all_small_groups): Rename to ...
5057 (split_small_address_groups_p): ... here. Update all uses.
5058 (split_address_groups): Update all uses.
5059 (find_interesting_uses): Refactor format of dump information.
5060 (add_candidate_1): Update all uses. Remove redundant check on iv,
5062 (add_candidate, record_common_cand): Remove redundant assert.
5063 (add_iv_candidate_for_biv): Update use.
5064 (add_iv_candidate_derived_from_uses): Update all uses.
5065 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5066 (alloc_use_cost_map): Ditto.
5067 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5068 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5069 (determine_use_iv_cost_generic): Ditto.
5070 (determine_group_iv_cost_generic): Ditto.
5071 (determine_use_iv_cost_address): Ditto.
5072 (determine_group_iv_cost_address): Ditto.
5073 (determine_use_iv_cost_condition): Ditto.
5074 (determine_group_iv_cost_cond): Ditto.
5075 (determine_use_iv_cost): Ditto.
5076 (determine_group_iv_cost): Ditto.
5077 (set_autoinc_for_original_candidates): Update all uses.
5078 (find_iv_candidates): Update all uses. Refactor dump information.
5079 (determine_use_iv_costs): Ditto.
5080 (determine_iv_costs): Ditto.
5081 (iv_ca_cand_for_use): Rename to ...
5082 (iv_ca_cand_for_group): ... here. Update all uses.
5083 (iv_ca_add_use, iv_ca_add_group): Ditto.
5084 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5085 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5086 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5087 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5088 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5089 (create_new_iv, adjust_iv_update_pos): Ditto.
5090 (rewrite_use_address): Delete.
5091 (rewrite_use_address_1): Rename to ...
5092 (rewrite_use_address): ... here.
5093 (rewrite_use_compare): Update all uses.
5094 (rewrite_use): Delete.
5095 (rewrite_uses): Rename to ...
5096 (rewrite_groups): ... here. Update all uses.
5097 (remove_unused_ivs, free_loop_data): Update all uses.
5098 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5100 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5102 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5103 for WORD_REGISTER_OPERATIONS to runtime check.
5105 2016-04-27 Richard Biener <rguenther@suse.de>
5108 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5109 aggregate_value_p to determine if a function result is
5110 returned by reference.
5111 (ipa_pta_execute): Functions having their address taken are
5112 not automatically nonlocal.
5114 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5117 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5118 * fold-const.c (operand_equal_p): If flag_checking and
5119 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5120 and if it returns non-zero, assert iterative_hash_expr on both
5123 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5125 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5127 2016-04-27 Nick Clifton <nickc@redhat.com>
5130 * varasm.c (merge_weak): Generate an error if an attempt is made
5131 to convert a non-weak static function into a weak, public function.
5133 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5135 * params.def (MAX_PARTITION_SIZE): New param.
5136 * doc/invoke.texi: Document lto-max-partition.
5138 2016-04-27 Richard Biener <rguenther@suse.de>
5141 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5142 function cummulating used_from_other_partition, externally_visible
5143 and force_output from aliases.
5144 (refered_from_nonlocal_var): Likewise.
5145 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5146 node flags properly.
5148 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5150 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5151 (-Wmemset-elt-size): New item.
5153 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5156 * stor-layout.h (internal_reference_types): Delete.
5157 * stor-layout.c (reference_types_internal): Likewise.
5158 (internal_reference_types): Likewise.
5159 (layout_type) <REFERENCE_TYPE>: Adjust.
5161 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5164 * tree.h (inchash::add_expr): Add FLAGS argument.
5165 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5166 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5167 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5168 Formatting fix. Adjust recursive calls. For tcc_comparison,
5169 if swap_tree_comparison (code) is smaller than code, hash that
5170 and arguments in the other order. Hash CONVERT_EXPR the same
5171 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5172 of ADDR_EXPR of decl as the decl itself. Add or remove
5173 OEP_ADDRESS_OF from recursive flags as needed. For
5174 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5175 operands commutatively and only the third one normally.
5176 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5178 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5180 * config/rtems.h (LIB_SPEC): Add -latomic.
5182 2016-04-27 Joel Sherrill <joel@rtems.org>
5184 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5185 xilink.ld and flags not relevant to RTEMS.
5187 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5189 * toplev.c (backend_init_target): Avoid calling init_reload when using
5192 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5194 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5195 for loops rather than one for the whole function.
5197 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5199 * match.pd (X + CST CMP X): New transformation.
5201 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5203 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5204 * fold-const.c (fold_binary_loc): Remove 2 transformations
5205 superseded by match.pd.
5206 * match.pd (x+x -> x*2): Generalize to integers.
5208 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5210 * config/i386/i386.md (operation on memory peephole): Duplicate an
5211 existing peephole and adapt it to match lea rather than an operation
5214 PR rtl-optimization/57193
5215 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5217 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5219 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5221 * tree-if-conv.c (any_pred_load_store): New static variable.
5222 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5223 any_pred_load_store instead of and_mask_load_store.
5224 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5225 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5226 (combine_blocks, tree_if_conversion): Ditto.
5228 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5230 PR tree-optimization/70771
5231 PR tree-optimization/70775
5232 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5233 virtual PHI nodes. Delete parameter.
5234 (if_convertible_loop_p_1): Delete argument to above function.
5235 (predicate_all_scalar_phis): Delete code handling single-argument
5237 (tree_if_conversion): Mark and update virtual SSA.
5239 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5242 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5243 (x86_elf_aligned_common): Rename to ...
5244 (x86_elf_aligned_decl_common): ... this.
5245 Add decl arg. Switch to .lbss for largecomm object. Use
5246 LARGECOMM_SECTION_ASM_OP.
5247 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5249 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5250 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5252 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5253 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5255 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5258 * config/i386/i386.c (SECTION_LARGE): Define.
5259 (x86_64_elf_select_section): Set it for large data/bss sections.
5260 Only clear SECTION_WRITE for .lrodata.
5261 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5263 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5264 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5265 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5267 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5268 * doc/tm.texi: Regenerate.
5270 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5273 * configure.ac (--enable-checking): Document extra flag, for
5274 non-release builds default to --enable-checking=yes,extra.
5275 If misc checking and extra checking, define CHECKING_P to 2 instead
5277 * common.opt (fchecking=): Add.
5278 * doc/invoke.texi (-fchecking=): Document.
5279 * doc/install.texi: Document --enable-checking changes.
5280 * configure: Regenerated.
5281 * config.in: Regenerated.
5283 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5285 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5286 attribute instead of which_alternative.
5287 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5288 Use EXT_REX_SSE_REG_P where appropriate.
5290 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5292 * config/i386/predicates.md (const0_operand): Do not match
5293 const_wide_int code.
5294 (const1_operand): Ditto.
5296 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5299 for SSE constm1 operands and TARGET_AVX512VL.
5300 (*movti_internal): Ditto.
5301 (*mov<mode>_or): Use constm1_operand predicate.
5302 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5303 for SSE vector_all_ones operands and TARGET_AVX512VL.
5304 * config/i386/predicates.md (constm1_operand): New predicate.
5305 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5306 emission of constant -1 load.
5308 2016-04-25 Jason Merrill <jason@redhat.com>
5310 * gdbinit.in: Skip is-a.h.
5312 * attribs.c (register_scoped_attributes): Fix logic.
5313 * attribs.h: Declare register_scoped_attributes.
5315 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5317 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5318 stxvd2x and stxvw4x built-in functions.
5320 2016-04-25 DJ Delorie <dj@redhat.com>
5322 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5323 (ashrhi3): Likewise.
5324 (lshrhi3): Likewise.
5326 2016-04-25 Richard Biener <rguenther@suse.de>
5328 PR tree-optimization/70780
5329 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5331 (compute_antic): Mark blocks with abnormal preds as visited as
5332 they have a final empty antic-in solution already.
5334 2016-04-25 Michael Collison <michael.collison@linaro.org>
5336 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5338 2016-04-25 Michael Collison <michael.collison@linaro.org>
5340 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5341 mode is VQI to improve mixed mode vectorization.
5342 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5343 define_insn to match low half of signed vaddw.
5344 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5345 define_insn to match high half of signed vaddw.
5346 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5347 define_insn to match low half of unsigned vaddw.
5348 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5349 define_insn to match high half of unsigned vaddw.
5350 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5351 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5352 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5354 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5355 * config/arm/predicates.md (vect_par_constant_high): Support
5356 big endian and simplify by calling
5357 arm_simd_check_vect_par_cnst_half
5358 (vect_par_constant_low): Likewise.
5360 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5363 predicate for operand 2.
5365 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5366 H.J. Lu <hongjiu.lu@intel.com>
5368 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5369 machine_mode argument.
5370 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5371 constm1_rtx operands. For VOIDmode constants, get mode from
5372 pred_mode. Check mode size if the mode is supported by ABI.
5373 (standard_sse_constant_opcode): Do not use standard_constant_p.
5374 Strictly check ABI support for all-ones operands.
5375 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5376 immediates. Update calls to standard_sse_constant_p.
5377 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5378 (ix86_rtx_costs): Ditto.
5379 * config/i386/i386.md (*movxi_internal_avx512f): Use
5380 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5381 Use (v,BC) alternative instead of (v,C). Use register_operand
5382 checks instead of MEM_P.
5383 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5384 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5385 isa attribute. Use register_operand checks instead of MEM_P.
5386 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5387 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5388 alternative and corresponding sse2 isa attribute.
5389 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5390 to standard_sse_constant_p.
5391 (FP constant splitters): Ditto.
5392 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5394 * config/i386/predicates.md (constm1_operand): Remove.
5395 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5396 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5397 vector_all_ones_operand instead of constm1_operand.
5399 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5401 * print-rtl.c (print_rtx_insn_vec): New function.
5402 * print-rtl.h: New prototype.
5403 * store-motion.c (struct st_expr): Make avail_stores a vector.
5404 (st_expr_entry): Adjust.
5405 (free_st_expr_entry): Likewise.
5406 (print_store_motion_mems): Likewise.
5407 (find_moveable_store): Likewise.
5408 (compute_store_table): Likewise.
5409 (delete_store): Likewise.
5410 (build_store_vectors): Likewise.
5412 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5414 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5416 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5418 * vec.h (vec_safe_contains): New function.
5419 (vec::contains): Likewise.
5420 (vec::begin): Likewise.
5421 (vec::end): Likewise.
5423 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5426 * cfgexpand.c (expand_stack_vars): Fix typo.
5428 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5430 * system.h (list, map, set, vector): Include conditionally.
5431 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5432 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5433 * ipa-icf.c (INCLUDE_LIST): Define.
5434 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5435 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5436 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5437 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5438 * cp/logic.cc (INCLUDE_LIST): Define.
5439 * fortran/trans-common.c (INCLUDE_MAP): Define.
5441 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5443 * auto-profile.c: Remove <string.h> include.
5444 * ipa-icf-gimple.c: Remove <list> include.
5445 * diagnostic.c: Remove <new> include.
5446 * genmatch.c: Likewise.
5447 * pretty-print.c: Likewise.
5448 * toplev.c: Likewise
5449 * c/c-objc-common.c: Likewise.
5450 * cp/error.c: Likewise.
5451 * fortran/error.c: Likewise.
5453 2016-04-22 Richard Biener <rguenther@suse.de>
5455 * lto-streamer-in.c (input_ssa_names): Do not allocate
5456 GIMPLE_NOP for all SSA names.
5457 * lto-streamer-out.c (output_ssa_names): Do not output
5458 SSA names that should have been released.
5460 2016-04-22 Richard Biener <rguenther@suse.de>
5462 PR tree-optimization/70740
5463 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5466 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/predicates.md (call_insn_operand): Replace
5470 sibcall_memory_operand with memory_operand.
5472 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5474 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5475 has_single_use() tests.
5476 (register_edge_assert_for_1): Likewise.
5477 (find_assert_locations_1): Check the liveness bitmap instead of
5478 checking has_single_use().
5480 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5483 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5484 Extract AVX-512BW constraint from AVX.
5486 2016-04-21 Richard Biener <rguenther@suse.de>
5488 PR tree-optimization/70725
5489 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5490 for phi_convertible_by_degenerating_args.
5491 (predicate_all_scalar_phis): Handle single-argument PHIs.
5493 2016-04-21 Richard Biener <rguenther@suse.de>
5496 * fold-const.c (fold_comparison): Return properly typed
5499 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5501 PR tree-optimization/70715
5502 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5503 after expanding BASE using expand_simple_operations.
5505 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5507 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5508 New transformations.
5510 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5512 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5514 2016-04-20 Jan Hubicka <jh@suse.cz>
5516 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5517 ultiimate_alias_target.
5518 (update_callee_keys): Likewise.
5519 (lookup_recursive_calls): Likewise.
5520 (speculation_useful_p): Likewise.
5522 2016-04-20 Jan Hubicka <jh@suse.cz>
5525 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5526 (set_nothrow_flag_1): ... this; handle interposition correctly;
5527 recurse on aliases and thunks.
5528 (cgraph_node::set_nothrow_flag): New.
5529 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5530 functions compiled with non-call exceptions that binds to current
5532 (propagate_nothrow): Be safe WRT interposition.
5533 * cgraph.h (set_nothrow_flag): Update prototype.
5535 2016-04-18 Jan Hubicka <jh@suse.cz>
5537 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5538 max_loop_iterations_int.
5539 (tree_unswitch_outer_loop): Likewise.
5541 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5543 PR tree-optimization/69489
5544 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5545 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5546 Revise dump message.
5547 (if_convertible_bb_p): Remove check on edge count of basic block's
5550 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5552 PR tree-optimization/56625
5553 PR tree-optimization/69489
5554 * tree-data-ref.h (DR_INNERMOST): New macro.
5555 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5556 hashing struct innermost_loop_behavior.
5557 (ref_DR_map): Remove.
5558 (innermost_DR_map): New map.
5559 (baseref_DR_map): Revise comment.
5560 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5561 to innermost_DR_map accroding to its innermost loop behavior.
5562 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5563 to its innermost loop behavior.
5564 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5565 Add initialization for innermost_DR_map. Record memory reference
5566 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5567 have innermost loop behavior.
5568 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5571 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5573 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5574 *lea_general_1. Use explicit SWI12 mode interator.
5575 (*lea<mode>_general_2): Rename from *lea_general_2.
5576 Use explicit SWI12 mode interator.
5577 (*lea<mode>_general_3): Rename from *lea_general_3.
5578 Use explicit SWI12 mode interator.
5579 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5580 Use explicit SWI12 mode interator.
5581 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5582 Use explicit SWI48 mode interator.
5584 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5586 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5587 Short-cut unaligned load and store cases. Handle all integer
5589 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5590 and store cases. Call ix86_avx256_split_vector_move_misalign
5591 directly without checking mode class.
5593 2016-04-20 Andrew Pinski <apinski@cavium.com>
5594 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5597 * config/aarch64/aarch64.md (sibcall): Force call
5598 address to be DImode for ILP32.
5599 (sibcall_value): Likewise.
5601 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5603 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5605 2016-04-20 Richard Biener <rguenther@suse.de>
5607 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5608 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5609 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5610 (maybe_push_res_to_seq): Adjust.
5611 * gimple-fold.c (maybe_build_generic_op): Likewise.
5613 2016-04-20 Marek Polacek <polacek@redhat.com>
5615 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5618 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5620 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5621 use kmovw to support AVX512F target.
5623 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5625 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5627 2016-04-20 Marek Polacek <polacek@redhat.com>
5629 PR tree-optimization/70725
5630 * tree-if-conv.c (is_false_predicate): New function.
5631 (predicate_mem_writes): Use it.
5633 2016-04-20 Richard Biener <rguenther@suse.de>
5635 PR tree-optimization/70726
5636 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5637 shift amounts from a pattern stmt operand.
5639 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5642 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5643 stack_restore_from_fpr pattern when restoring r15.
5644 (s390_optimize_prologue): Strip away the memory barrier in the
5645 parallel when trying to get rid of restore insns.
5646 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5647 definition for loading the stack pointer from an FPR. Compared to
5648 the normal move insn this pattern includes a full memory barrier.
5650 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5653 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5654 implicitly linear or lastprivate iterator on the outer context.
5656 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5658 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5660 * config/i386/i386.md (ssememalign): Removed.
5661 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5663 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5667 const short * to __builtin_ia32_loaddquhi512_mask.
5668 (_mm512_maskz_loadu_epi16): Likewise.
5669 (_mm512_mask_storeu_epi16): Pass short * to
5670 __builtin_ia32_storedquhi512_mask.
5671 (_mm512_mask_loadu_epi8): Pass const char * to
5672 __builtin_ia32_loaddquqi512_mask.
5673 (_mm512_maskz_loadu_epi8): Likewise.
5674 (_mm512_mask_storeu_epi8): Pass char * to
5675 __builtin_ia32_storedquqi512_mask.
5676 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5677 const double * to __builtin_ia32_loadupd512_mask.
5678 (_mm512_mask_loadu_pd): Likewise.
5679 (_mm512_maskz_loadu_pd): Likewise.
5680 (_mm512_storeu_pd): Pass double * to
5681 __builtin_ia32_storeupd512_mask.
5682 (_mm512_mask_storeu_pd): Likewise.
5683 (_mm512_loadu_ps): Pass const float * to
5684 __builtin_ia32_loadups512_mask.
5685 (_mm512_mask_loadu_ps): Likewise.
5686 (_mm512_maskz_loadu_ps): Likewise.
5687 (_mm512_storeu_ps): Pass float * to
5688 __builtin_ia32_storeups512_mask.
5689 (_mm512_mask_storeu_ps): Likewise.
5690 (_mm512_mask_loadu_epi64): Pass const long long * to
5691 __builtin_ia32_loaddqudi512_mask.
5692 (_mm512_maskz_loadu_epi64): Likewise.
5693 (_mm512_mask_storeu_epi64): Pass long long *
5694 to __builtin_ia32_storedqudi512_mask.
5695 (_mm512_loadu_si512): Pass const int * to
5696 __builtin_ia32_loaddqusi512_mask.
5697 (_mm512_mask_loadu_epi32): Likewise.
5698 (_mm512_maskz_loadu_epi32): Likewise.
5699 (_mm512_storeu_si512): Pass int * to
5700 __builtin_ia32_storedqusi512_mask.
5701 (_mm512_mask_storeu_epi32): Likewise.
5702 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5703 char * to __builtin_ia32_storedquqi256_mask.
5704 (_mm_mask_storeu_epi8): Likewise.
5705 (_mm256_mask_loadu_epi16): Pass const short * to
5706 __builtin_ia32_loaddquhi256_mask.
5707 (_mm256_maskz_loadu_epi16): Likewise.
5708 (_mm_mask_loadu_epi16): Pass const short * to
5709 __builtin_ia32_loaddquhi128_mask.
5710 (_mm_maskz_loadu_epi16): Likewise.
5711 (_mm256_mask_loadu_epi8): Pass const char * to
5712 __builtin_ia32_loaddquqi256_mask.
5713 (_mm256_maskz_loadu_epi8): Likewise.
5714 (_mm_mask_loadu_epi8): Pass const char * to
5715 __builtin_ia32_loaddquqi128_mask.
5716 (_mm_maskz_loadu_epi8): Likewise.
5717 (_mm256_mask_storeu_epi16): Pass short * to.
5718 __builtin_ia32_storedquhi256_mask.
5719 (_mm_mask_storeu_epi16): Pass short * to.
5720 __builtin_ia32_storedquhi128_mask.
5721 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5722 const double * to __builtin_ia32_loadupd256_mask.
5723 (_mm256_maskz_loadu_pd): Likewise.
5724 (_mm_mask_loadu_pd): Pass onst double * to
5725 __builtin_ia32_loadupd128_mask.
5726 (_mm_maskz_loadu_pd): Likewise.
5727 (_mm256_mask_storeu_pd): Pass double * to
5728 __builtin_ia32_storeupd256_mask.
5729 (_mm_mask_storeu_pd): Pass double * to
5730 __builtin_ia32_storeupd128_mask.
5731 (_mm256_mask_loadu_ps): Pass const float * to
5732 __builtin_ia32_loadups256_mask.
5733 (_mm256_maskz_loadu_ps): Likewise.
5734 (_mm_mask_loadu_ps): Pass const float * to
5735 __builtin_ia32_loadups128_mask.
5736 (_mm_maskz_loadu_ps): Likewise.
5737 (_mm256_mask_storeu_ps): Pass float * to
5738 __builtin_ia32_storeups256_mask.
5739 (_mm_mask_storeu_ps): ass float * to
5740 __builtin_ia32_storeups128_mask.
5741 (_mm256_mask_loadu_epi64): Pass const long long * to
5742 __builtin_ia32_loaddqudi256_mask.
5743 (_mm256_maskz_loadu_epi64): Likewise.
5744 (_mm_mask_loadu_epi64): Pass const long long * to
5745 __builtin_ia32_loaddqudi128_mask.
5746 (_mm_maskz_loadu_epi64): Likewise.
5747 (_mm256_mask_storeu_epi64): Pass long long * to
5748 __builtin_ia32_storedqudi256_mask.
5749 (_mm_mask_storeu_epi64): Pass long long * to
5750 __builtin_ia32_storedqudi128_mask.
5751 (_mm256_mask_loadu_epi32): Pass const int * to
5752 __builtin_ia32_loaddqusi256_mask.
5753 (_mm256_maskz_loadu_epi32): Likewise.
5754 (_mm_mask_loadu_epi32): Pass const int * to
5755 __builtin_ia32_loaddqusi128_mask.
5756 (_mm_maskz_loadu_epi32): Likewise.
5757 (_mm256_mask_storeu_epi32): Pass int * to
5758 __builtin_ia32_storedqusi256_mask.
5759 (_mm_mask_storeu_epi32): Pass int * to
5760 __builtin_ia32_storedqusi128_mask.
5761 * config/i386/i386-builtin-types.def (PCSHORT): New.
5763 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5764 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5765 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5766 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5767 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5768 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5769 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5770 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5771 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5772 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5773 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5774 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5775 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5776 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5777 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5778 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5779 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5780 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5781 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5782 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5783 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5784 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5785 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5786 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5787 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5788 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5789 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5790 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5791 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5792 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5793 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5794 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5795 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5796 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5797 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5798 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5799 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5800 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5801 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5802 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5803 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5804 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5805 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5806 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5807 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5808 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5809 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5810 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5811 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5813 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5814 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5816 (ix86_expand_vector_move_misalign): Likewise.
5817 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5818 to scalar function prototype for unaligned load/store builtins.
5819 (ix86_expand_special_args_builtin): Updated.
5820 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5821 (UNSPEC_STOREU): Likewise.
5822 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5823 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5824 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5825 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5826 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5827 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5828 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5829 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5830 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5831 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5832 (<avx512>_storedqu<mode>_mask): Likewise.
5833 (*sse4_2_pcmpestr_unaligned): Likewise.
5834 (*sse4_2_pcmpistr_unaligned): Likewise.
5835 (*mov<mode>_internal): Renamed to ...
5836 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5837 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5838 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5839 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5841 2016-04-19 Richard Biener <rguenther@suse.de>
5843 PR tree-optimization/70171
5844 * tree-ssa-phiprop.c: Include stor-layout.h.
5845 (phiprop_insert_phi): Handle the aggregate copy case.
5846 (propagate_with_phi): Likewise.
5848 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5851 instead of simplify_gen_subreg (... , 0).
5852 (ix86_delegitimize_address): Ditto.
5853 (ix86_split_divmod): Ditto.
5854 (ix86_split_copysign_const): Ditto.
5855 (ix86_split_copysign_var): Ditto.
5856 (ix86_expand_args_builtin): Ditto.
5857 (ix86_expand_round_builtin): Ditto.
5858 (ix86_expand_special_args_builtin): Ditto.
5859 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5860 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5861 (udivmodqi4): Ditto.
5862 (absneg splitters): Ditto.
5863 (*jcc_bt<mode>_1): Ditto.
5865 2016-04-19 Richard Biener <rguenther@suse.de>
5867 PR tree-optimization/70724
5868 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5869 restoring out from ...
5870 (free_scc_vn): ... here.
5871 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5872 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5874 (pass_fre::execute): Restore SSA info.
5876 2016-04-19 Richard Biener <rguenther@suse.de>
5878 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5879 * gimple-walk.c (walk_gimple_op): Initialize it.
5880 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5881 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5882 remapping SSA names of defs.
5883 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5886 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5889 * lra-constraints.c (equiv_substition_p): New.
5890 (process_alt_operands): Use it.
5891 (swap_operands): Swap it.
5892 (curr_insn_transform): Update it.
5894 2016-04-18 Michael Matz <matz@suse.de>
5896 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5897 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5898 * tree-core.h (tree_type_common.align): Use bit-field.
5899 (tree_type_common.spare): New.
5900 (tree_decl_common.off_align): Make smaller.
5901 (tree_decl_common.align): Use bit-field.
5903 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5904 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5905 (scan_sharing_clauses): Ditto.
5906 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5907 (omp_finish_file): Ditto.
5908 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5909 (layout_decl): Ditto.
5910 (relayout_decl): Ditto.
5911 (finalize_record_size): Use SET_TYPE_ALIGN.
5912 (finalize_type_size): Ditto.
5913 (finish_builtin_struct): Ditto.
5914 (layout_type): Ditto.
5915 (initialize_sizetypes): Ditto.
5916 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5917 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5918 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5919 (get_chain_field): Ditto.
5920 (get_trampoline_type): Ditto.
5921 (get_nl_goto_field): Ditto.
5922 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5924 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5925 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5926 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5927 (build_qualified_type): Use SET_TYPE_ALIGN.
5928 (build_aligned_type, build_range_type_1): Ditto.
5929 (build_atomic_base): Ditto.
5930 (build_common_tree_nodes): Ditto.
5931 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5932 (expand_one_stack_var_at): Ditto.
5933 * coverage.c (build_var): Use SET_DECL_ALIGN.
5934 * except.c (init_eh): Ditto.
5935 * function.c (assign_parm_setup_block): Ditto.
5936 * symtab.c (increase_alignment_1): Ditto.
5937 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5938 * tree-vect-stmts.c (ensure_base_align): Ditto.
5939 * varasm.c (align_variable): Ditto.
5940 (assemble_variable): Ditto.
5941 (build_constant_desc): Ditto.
5942 (output_constant_def_contents): Ditto.
5944 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5945 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5946 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5947 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5948 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5950 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5953 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5954 replace %vmovsd with "%vmovq".
5955 (vec_concatv2df): Likewise.
5957 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5960 (*vec_extractv2si_0): Ditto.
5961 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5962 (zero_extended_scalar_load_operand splitters): Ditto.
5963 (vec_extract splitters): Ditto.
5964 (*vec_extractv4si_0_zext): Ditto.
5965 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5967 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5968 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5969 (*sse4_1_extractps): Use lowpart_subreg.
5970 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5972 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5974 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5976 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5977 Mention Solaris 11 packaging changes.
5978 Update gas and gld requirements.
5979 Remove reference to pre-Solaris 10 bug.
5980 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5982 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5985 2016-04-17 Jan Hubicka <jh@suse.cz>
5987 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5988 max_loop_iterations_int.
5990 2016-04-18 Richard Biener <rguenther@suse.de>
5992 PR tree-optimization/43434
5993 * tree-ssa-structalias.c (struct vls_data): New.
5994 (visit_loadstore): Handle all pointer-based accesses.
5995 (compute_dependence_clique): Compute a bitmap of restrict tags
5996 assigned bases and pass it to visit_loadstore.
5998 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6001 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6002 armv8.1-a and armv8.1-a+crc.
6004 2016-04-18 Richard Biener <rguenther@suse.de>
6006 PR tree-optimization/70701
6007 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6008 references after translating through a memcpy.
6010 2016-04-18 Richard Biener <rguenther@suse.de>
6012 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6013 (compute_antic): ... here. For partial antic use regular
6014 postorder and scrap iteration.
6015 (compute_partial_antic_aux): Remove unused return value.
6016 (init_pre): Do not allocate postorder.
6017 (fini_pre): Do not free postorder.
6019 2016-04-18 Richard Biener <rguenther@suse.de>
6022 * expmed.c (extract_bit_field_1): Remove broken case
6023 using a wider MODE_INT mode.
6025 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6027 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6028 unless compiling with at least GCC-4.8.
6030 2016-04-17 Jan Hubicka <jh@suse.cz>
6033 * graphite.c (graphite_finalize): Update call to
6034 tree_estimate_probability.
6035 * predict.h (tree_estimate_probability): Update prototype.
6037 2016-04-17 Jan Hubicka <jh@suse.cz>
6039 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6040 (tree_estimate_probability): Likewise.
6041 (pass_profile::execute): Update.
6042 (report_predictor_hitrates): New function.
6043 * profile.c (compute_branch_probabilities): Use it.
6044 * predict.h (report_predictor_hitrates): Declare.
6046 2016-04-17 Jan Hubicka <jh@suse.cz>
6049 * cgraph.h (cgraph_node::set_const_flag,
6050 cgraph_node::set_pure_flag): Update prototype to return bool;
6052 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6053 of interposable symbol are interposable, too.
6054 (cgraph_set_const_flag_1): Rename to ...
6055 (set_const_flag_1): ... this one; change to self recursive function
6056 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6057 clearnig the flag in all variants and also virtual thunks of const
6058 functions are pure; track if any change was done.
6059 (cgraph_node::set_const_flag): Update.
6060 (struct set_pure_flag_info): New struct.
6061 (cgraph_set_pure_flag_1): Rename to ...
6062 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6063 rather than pointer encoded flags; track if any changes was done;
6064 handle correctly clearning flag and setting flag of aliases already
6066 (cgraph_node::set_pure_flag): Update.
6067 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6069 2016-04-17 Tom de Vries <tom@codesourcery.com>
6072 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6075 2016-04-17 Tom de Vries <tom@codesourcery.com>
6077 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6078 '{}<> ' as escape-for-record.
6080 2016-04-17 Tom de Vries <tom@codesourcery.com>
6082 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6085 2016-04-17 Tom de Vries <tom@codesourcery.com>
6088 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6089 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6090 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6091 * passes.c (finish_optimization_passes): Only call
6092 finish_graph_dump_file if dfi->graph_dump_initialized.
6093 (execute_function_dump, pass_init_dump_file): Use
6094 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6096 2016-04-17 Tom de Vries <tom@codesourcery.com>
6098 PR tree-optimization/70256
6099 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6100 (debug_varmap): New function.
6102 2016-04-17 Tom de Vries <tom@codesourcery.com>
6105 * passes.c (pass_manager::register_pass): Propagate pflags.
6107 2016-04-17 Tom de Vries <tom@codesourcery.com>
6110 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6111 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6112 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6113 check if it's equal to p_start.
6114 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6116 2016-04-15 Jan Hubicka <jh@suse.cz>
6119 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6120 function does not bind to current def.
6121 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6122 handle conservatively calls to functions that does not need to bind
6124 (check_call): Update call of worse_state.
6125 (ignore_edge_for_nothrow): Update.
6126 (ignore_edge_for_pure_const): Likewise.
6127 (propagate_pure_const): Update calls to worse_state.
6128 (skip_function_for_local_pure_const): Reformat comments.
6130 2016-04-15 Jan Hubicka <jh@suse.cz>
6133 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6134 (cgraph_node::function_symbol): Likewise.
6135 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6136 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6137 (symtab_node::ultimate_alias_target): Add REF parameter.
6138 (symtab_node::binds_to_current_def_p): Declare.
6139 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6140 (cgraph_node::function_symbol): Likewise.
6141 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6142 (cgraph_node::get_availability): Likewise.
6143 (cgraph_edge::binds_to_current_def_p): New inline function.
6144 (varpool_node::get_availability): Add REF parameter.
6145 (varpool_node::ultimate_alias_target): Likewise.
6146 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6147 (symtab_node::binds_to_current_def_p): Likewise.
6148 * varpool.c (varpool_node::get_availability): Likewise.
6150 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6153 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6154 Fix mode size check.
6156 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6158 * BASE-VER: Set to 7.0.0.
6160 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6162 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6164 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6166 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6167 architecture revisions.
6169 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6171 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6172 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6173 * config/i386/i386.md (stack decrement to push peepholes): Guard
6174 with !x86_using_red_zone ().
6176 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6179 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6180 to dump_generic_node.
6181 (NIY): Pass also flags to do_niy.
6183 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6185 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6186 (simd_clone_vector_of_formal_parm_types)
6187 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6188 (simd_clone_mangle, simd_clone_create)
6189 (simd_clone_adjust_return_type, create_tmp_simd_array)
6190 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6191 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6192 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6193 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6194 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6195 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6196 * omp-simd-clone.c: ... this new file.
6197 (simd_clone_vector_of_formal_parm_types): Make it static.
6198 * Makefile.in (OBJS): Add omp-simd-clone.o.
6200 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6203 * config/i386/sse.md: Use proper memory operand modifiers.
6206 2016-04-15 Richard Biener <rguenther@suse.de>
6207 Alan Modra <amodra@gmail.com>
6209 PR tree-optimization/70130
6210 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6211 when alignment stays not the same and no not use the realign
6214 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6217 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6218 direct move handlers for KFmode. Change TFmode handlers test from
6219 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6221 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6224 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6225 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6226 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6227 * tree-ssa-live.c (remove_unused_scope_block_p): When
6228 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6229 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6230 block_ultimate_origin is FUNCTION_DECL.
6231 (remove_unused_locals): If current_function_decl is
6232 polymorphic_ctor_dtor_p, pass initial true to
6233 remove_unused_scope_block_p' is_ctor_dtor_block.
6235 2016-04-14 Martin Sebor <msebor@redhat.com>
6240 * doc/extend.texi (Variable Length): Revert.
6242 2016-04-14 Marek Polacek <polacek@redhat.com>
6243 Jan Hubicka <hubicka@ucw.cz>
6246 * tree.c (verify_type): Disable the canonical type of main variant
6249 2016-04-14 Jason Merrill <jason@redhat.com>
6251 * cfgexpand.c, expr.c: Revert previous change.
6253 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6256 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6257 when building a mem ref for the incoming reduction variable.
6259 2016-04-14 Richard Biener <rguenther@suse.de>
6261 PR tree-optimization/70614
6262 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6263 loop if the evolution dropped to chrec_dont_know.
6264 (interpret_condition_phi): Likewise.
6266 2016-04-14 Richard Biener <rguenther@suse.de>
6268 PR tree-optimization/70623
6269 * tree-ssa-pre.c (changed_blocks): Make global ...
6270 (compute_antic): ... local here. Move and fix worklist
6271 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6272 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6273 worklist handling, dump when ANTIC_IN changed.
6274 (compute_partial_antic_aux): Remove worklist handling.
6275 (init_pre): Do not compute post dominators. Add a comment about
6276 the CFG order chosen.
6277 (fini_pre): Do not free post dominators.
6279 2016-04-13 Martin Sebor <msebor@redhat.com>
6284 * doc/extend.texi (Variable Length): Document C++ specifics.
6286 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6289 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6290 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6291 eh edges have been purged.
6294 * tree-sra.c (create_access_replacement,
6295 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6297 * tree-pretty-print.c (dump_fancy_name): New function.
6298 (dump_decl_name, dump_generic_node): Use it.
6300 2016-04-13 Jason Merrill <jason@redhat.com>
6302 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6303 * expr.c (expand_expr_real_1): Likewise.
6305 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6307 * config/i386/i386.md (kunpckhi): Swap operands.
6308 (kunpcksi): Likewise.
6309 (kunpckdi): Likewise.
6310 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6311 (vec_pack_trunc_<mode>): Likewise.
6313 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6316 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6319 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6320 gimplification turns some element into non-constant.
6323 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6324 * explow.c (convert_memory_address_addr_space_1): No longer static,
6325 add NO_EMIT argument and don't call convert_modes if true, pass
6326 it down recursively, remove break after return.
6327 (convert_memory_address_addr_space): Adjust caller.
6328 * simplify-rtx.c (simplify_unary_operation_1): Call
6329 convert_memory_address_addr_space_1 instead of convert_memory_address,
6330 if it returns NULL, don't simplify.
6332 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6335 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6337 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6339 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6340 Bump the upper SIMDLEN limits, so that if the return type or
6341 characteristic type if the return type is void can be passed in
6342 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6345 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6348 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6349 Do not use "=" constraint on an input constraint.
6350 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6351 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6352 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6353 generates (neg (abs ...)) instead of (abs ...).
6355 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6357 PR rtl-optimization/70596
6358 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6359 just invalidate LRA data and reset them. Adjust dump wording.
6361 2016-04-12 Martin Liska <mliska@suse.cz>
6364 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6366 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6368 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6369 max_loop_iterations_int.
6370 (tree_unswitch_outer_loop): Likewise.
6371 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6372 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6374 2016-04-12 Tom de Vries <tom@codesourcery.com>
6376 PR tree-optimization/68756
6377 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6378 instead of new_name.
6380 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6382 PR tree-optimization/70602
6383 * tree-sra.c (generate_subtree_copies): Don't write anything into
6384 constant pool decls.
6386 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6387 regardless whether there are depend clauses or not.
6389 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6392 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6393 target attribute and pragma from changing the -mfloat128
6394 and -mfloat128-hardware options.
6396 * doc/extend.texi (Additional Floating Types): Document PowerPC
6397 __float128 restrictions.
6399 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6402 * config/aarch64/driver-aarch64.c
6403 (aarch64_get_extension_string_for_isa_flags): New.
6404 (arch_extension): Rename to...
6405 (aarch64_arch_extension): ...This.
6406 (ext_to_feat_string): Rename to...
6407 (aarch64_extensions): ...This.
6408 (aarch64_core_data): Keep track of architecture extension flags.
6409 (cpu_data): Rename to...
6410 (aarch64_cpu_data): ...This.
6411 (aarch64_arch_driver_info): Keep track of architecture extension
6413 (get_arch_name_from_id): Rename to...
6414 (get_arch_from_id): ...This, change return type.
6415 (host_detect_local_cpu): Update and reformat for renames, handle
6416 extensions through common infrastructure.
6418 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6421 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6422 track of a canonical flag name.
6423 (all_extensions): Likewise.
6424 (arch_to_arch_name): Also track extension flags enabled by the arch.
6425 (all_architectures): Likewise.
6426 (aarch64_parse_extension): Move to here.
6427 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6429 (aarch64_rewrite_selected_cpu): Update for above change.
6430 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6431 are handled, such that the single explicit value enabled by an
6432 extension is kept seperate from the implicit values it also enables.
6433 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6435 (aarch64_parse_extension): New.
6436 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6437 here to config/aarch64/aarch64-protos.h.
6438 (aarch64_parse_extension): Move from here to
6439 common/config/aarch64/aarch64-common.c.
6440 (aarch64_option_print): Update.
6441 (aarch64_declare_function_name): Likewise.
6442 (aarch64_start_file): Likewise.
6443 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6444 the canonical flag for extensions.
6445 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6448 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6450 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6453 2016-04-09 Tom de Vries <tom@codesourcery.com>
6455 PR tree-optimization/68953
6456 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6457 first to last subscript.
6459 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6461 PR tree-optimization/70586
6462 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6465 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6469 PR tree-optimization/70373
6473 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6474 clauses for acc parallel reductions as necessary. Error on those
6476 * omp-low.c (scan_sharing_clauses): Don't install variables which
6477 are used in acc parallel reductions.
6478 (lower_rec_input_clauses): Remove dead code.
6479 (lower_oacc_reductions): Add support for reference reductions.
6480 (lower_reduction_clauses): Remove dead code.
6481 (lower_omp_target): Don't remap variables appearing in acc parallel
6483 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6485 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6488 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6489 with multiple SSA_NAME defs, force the outputs other than first
6490 to be live before calling live_track_process_def on each output.
6492 PR rtl-optimization/70574
6493 * fwprop.c (forward_propagate_and_simplify): Don't add
6494 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6495 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6496 paradoxical subregs within *loc.
6498 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6500 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6501 -ftree-parallelize-loops={0,1}.
6502 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6503 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6504 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6505 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6506 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6508 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6511 * asan.c (instrument_derefs): If we get unknown location, extract it
6513 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6515 2016-04-08 Tom de Vries <tom@codesourcery.com>
6517 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6518 implicit firstprivate clause.
6520 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6523 * config/arm/thumb2.md (tst + branch-> lsls + branch
6524 peephole below *orsi_not_shiftsi_si): Require that condition
6525 register is dead after the peephole.
6526 (second peephole after the above): Likewise.
6528 2016-04-08 Alan Modra <amodra@gmail.com>
6531 * builtins.c (fold_builtin_classify): For IBM extended precision,
6532 look at just the high-order double to test for NaN.
6533 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6534 test just the high double for Inf but both doubles for subnormal
6537 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6539 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6540 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6541 node->simdclone->mask_mode != VOIDmode masks.
6542 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6543 earlier, use it instead of node->simdclone.
6544 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6545 Set clonei->mask_mode.
6547 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6550 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6551 Pass it through to cp_parser_already_scoped_statement.
6552 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6553 it through to cp_parser_statement.
6554 (cp_parser_statement): Pass IF_P through to
6555 cp_parser_iteration_statement.
6556 (cp_parser_pragma): Adjust call to
6557 cp_parser_iteration_statement.
6559 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6562 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6563 resolve a future -Wparentheses warning.
6564 * omp-low.c (scan_sharing_clauses): Likewise.
6565 * tree-parloops.c (eliminate_local_variables): Likewise.
6567 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6569 PR rtl-optimization/70398
6570 * lra-constraints.c (process_address_1): Check zero scale and code
6571 for reloading with zero scale.
6573 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6576 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6578 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6580 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6581 Add support for AVX512F clones, include them by default for
6582 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6583 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6587 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6588 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6589 firstprivate clauses.
6590 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6591 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6592 (lower_omp_target): Set TREE_NO_WARNING for
6593 non-addressable possibly uninitialized vars which are copied into
6594 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6596 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6598 * config/pa/predicates.md (integer_store_memory_operand): Accept
6599 REG+D operands with a large offset when reload_in_progress is true.
6600 (floating_point_store_memory_operand): Likewise.
6602 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6605 * match.pd (nested int casts): Limit to GIMPLE.
6607 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6610 * ipa-devirt.c (maybe_record_node): Fix comment; use
6611 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6613 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6615 PR rtl-optimization/70542
6616 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6617 if there are any uses other than insn or debug insns.
6619 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6620 Jakub Jelinek <jakub@redhat.com>
6622 PR tree-optimization/70509
6623 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6624 Shift HOST_WIDE_INT_1U instead of 1.
6626 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6628 PR tree-optimization/70509
6629 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6630 of the vector base type for index.
6632 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6635 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6637 2016-04-05 Richard Biener <rguenther@suse.de>
6639 PR tree-optimization/70526
6640 * tree-sra.c (build_ref_for_offset): Use prev_base to
6641 extract the alias pointer type.
6643 2016-04-05 Richard Biener <rguenther@suse.de>
6645 * dse.c (struct store_info): Remove alias_set member.
6646 (struct read_info_type): Likewise.
6647 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6648 spill_deleted, clear_alias_set_lookup): Remove.
6649 (get_group_info): Remove dead base == NULL_RTX case.
6650 (dse_step0): Remove initialization of removed variables.
6651 (delete_dead_store_insn): Reomve alias set dumping.
6652 (free_read_records): Remove alias_set handling.
6653 (canon_address): Remove alias_set_out parameter.
6654 (record_store): Remove spill_alias_set, it's always zero.
6655 (check_mem_read_rtx): Likewise.
6656 (dse_step2): Rename from ...
6657 (dse_step2_nospill): ... this. Adjust.
6658 (scan_stores): Rename from ...
6659 (scan_stores_nospill): ... this.
6660 (scan_reads): Rename from ...
6661 (scan_reads_nospill): ... this.
6662 (scan_stores_spill, scan_reads_spill): Remove.
6663 (dse_step3_scan): Remove for_spills argument which is always false.
6664 (dse_step3): Likewise.
6665 (dse_step5): Rename from ...
6666 (dse_step5_nospill): ... this. Remove alias_set handling.
6667 (rest_of_handle_dse): Adjust.
6669 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6672 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6673 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6674 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6675 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6677 2016-04-05 Richard Biener <rguenther@suse.de>
6680 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6681 non-register type temporaries into SSA.
6683 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6686 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6687 calls when sanitizing.
6688 (possible_polymorphic_call_target_p): Fix formatting.
6690 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6691 Jakub Jelinek <jakub@redhat.com>
6694 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6695 to ensure a call statement is compatible with a built-in's
6697 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6700 2016-04-04 Richard Biener <rguenther@suse.de>
6702 PR rtl-optimization/70484
6703 * rtl.h (canon_output_dependence): Declare.
6704 * alias.c (canon_output_dependence): New function.
6705 * dse.c (record_store): Use canon_output_dependence rather
6706 than canon_true_dependence.
6708 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6711 * cgraph.h (symtab_node::copy_visibility_from): New function.
6712 * symtab.c (symtab_node::copy_visibility_from): New function.
6713 * ipa-visibility.c (optimize_weakref): New function.
6714 (function_and_variable_visibility): Use it.
6716 2016-04-04 Martin Liska <mliska@suse.cz>
6719 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6720 value that is really in range handled by SBR instruction.
6721 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6722 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6723 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6725 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6729 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6730 set, but not for SP_REG operands.
6732 2016-04-02 Martin Sebor <msebor@redhat.com>
6735 * fold-const.c (maybe_nonzero_address): New function.
6736 (fold_comparison): Call it. Fold equality and relational
6737 expressions involving null pointers.
6738 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6740 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6742 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6743 the "Y" constraint (scalar FP 0.0 immediate).
6745 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6746 Add the "const_double" to the list of operand constraints.
6748 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6750 PR rtl-optimization/70467
6751 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6752 If low word of the last operand is 0, just emit addition/subtraction
6755 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6758 * config/s390/s390.c (s390_expand_insv): Check for everything
6759 constant instead of just VOIDmode stuff.
6761 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6764 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6766 2016-04-01 Nathan Sidwell <nathan@acm.org>
6768 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6770 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6772 PR rtl-optimization/70461
6773 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6776 2016-03-31 Martin Liska <mliska@suse.cz>
6779 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6780 a tree value or an immediate integer value to a buffer
6781 that is eventually copied to a BRIG section.
6782 (emit_immediate_operand): Call the function here.
6783 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6784 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6785 of class' fields that are removed.
6786 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6787 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6788 m_brig_repr_size fields.
6790 2016-03-31 Martin Liska <mliska@suse.cz>
6793 * hsa-gen.c (hsa_function_representation::update_dominance): New
6795 (convert_addr_to_flat_segment): Likewise.
6796 (gen_hsa_memory_set): New alignment argument.
6797 (gen_hsa_ctor_assignment): Likewise.
6798 (gen_hsa_insns_for_single_assignment): Provide alignment
6799 to gen_hsa_ctor_assignment.
6800 (gen_hsa_insns_for_direct_call): Add new argument.
6801 (expand_lhs_of_string_op): New function.
6802 (expand_string_operation_builtin): Likewise.
6803 (expand_memory_copy): New function.
6804 (expand_memory_set): New function.
6805 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6806 (convert_switch_statements): Change signature.
6807 (generate_hsa): Use a return value of the function.
6808 (pass_gen_hsail::execute): Do not call
6809 convert_switch_statements here.
6810 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6811 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6812 (hsa_function_representation::update_dominance): New function.
6814 2016-03-31 Martin Liska <mliska@suse.cz>
6817 * hsa-brig.c (emit_directive_variable): Emit alignment
6818 according to hsa_symbol::m_align.
6819 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6820 (dump_hsa_symbol): Dump alignment of HSA symbols.
6821 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6822 (gen_hsa_addr_with_align): New function.
6823 (hsa_bitmemref_alignment): Use newly added function.
6824 (gen_hsa_insns_for_load): Likewise.
6825 (gen_hsa_insns_for_store): Likewise.
6826 (gen_hsa_memory_copy): New argument added.
6827 (gen_hsa_insns_for_single_assignment): Respect
6828 alignment for assignments processed via gen_hsa_memory_copy.
6829 (gen_hsa_insns_for_direct_call): Likewise.
6830 (gen_hsa_insns_for_return): Likewise.
6831 (gen_function_def_parameters): Set default alignment.
6832 * hsa.c (hsa_object_alignment): New function.
6833 (hsa_byte_alignment): Pasted function.
6834 * hsa.h (hsa_symbol::m_align): New field.
6836 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6838 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6839 scratch field for goto case.
6841 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6843 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6845 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6848 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6849 (scalar_chain::convert_insn): Call convert_op for reg
6850 moves to handle undefined registers.
6852 2016-03-31 Nathan Sidwell <nathan@acm.org>
6855 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6856 Assert we don't want to move backwards.
6858 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6861 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6863 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6865 PR rtl-optimization/70460
6866 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6867 with operand from REG_LABEL_OPERAND, instead substitute
6868 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6869 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6871 2016-03-31 Martin Liska <mliska@suse.cz>
6873 * passes.c (execute_one_pass): Do not call
6874 todo_after for a discarded function.
6876 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6878 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6879 (no_cost, infinite_cost): Initialize the new field.
6880 (get_computation_cost_at): Record setup cost.
6881 (determine_use_iv_cost_address): Skip cost computation for sub
6882 uses if we can estimate it without losing accuracy.
6884 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6886 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6888 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6889 max_loop_iterations_int.
6890 (tree_unswitch_outer_loop): Likewise.
6891 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6892 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6894 2016-03-30 Richard Biener <rguenther@suse.de>
6897 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6899 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6902 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6903 in gen_blendm expander.
6905 2016-03-30 Nick Clifton <nickc@redhat.com>
6908 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6909 case where we are already provided with an SImode SUBREG.
6911 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6915 conflict between DRAP register and __builtin_eh_return.
6917 2016-03-30 Michael Matz <matz@suse.de>
6918 Richard Biener <rguenther@suse.de>
6921 * ipa-polymorphic-call.c (struct type_change_info): Change
6922 speculative to an unsigned allowing to limit the work we do.
6923 (csftc_abort_walking_p): New inline function..
6924 (check_stmt_for_type_change): Limit the number of may-defs
6925 skipped for speculative devirtualization to
6926 max-speculative-devirt-maydefs.
6927 * params.def (max-speculative-devirt-maydefs): New param.
6928 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6930 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6933 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6936 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6938 PR tree-optimization/59124
6939 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6940 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6942 2016-03-29 Jeff Law <law@redhat.com>
6944 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6946 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6948 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6951 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6953 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6954 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6955 gcrt0.o if linking dynamically.
6957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6960 * ipa-devirt.c (methods_equal_p): New function.
6961 (compare_virtual_tables): Use it.
6962 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6963 * cgraphclones.c (clone_function_name_1): Use
6964 symbol_table::symbol_suffix_separator.
6965 * coverage.c (build_var): Likewise.
6966 * symtab.c (symbol_table::symbol_suffix_separator): New.
6968 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6970 PR rtl-optimization/70429
6971 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6972 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6973 mode != result_mode.
6976 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6978 PR tree-optimization/70405
6979 * ssa-iterators.h (num_imm_uses): Add missing braces.
6981 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6983 PR rtl-optimization/68695
6984 * ira-color.c (allocno_copy_cost_saving): New.
6985 (improve_allocation): Use it.
6987 2016-03-29 Richard Henderson <rth@redhat.com>
6990 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6992 2016-03-29 Richard Biener <rguenther@suse.de>
6995 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6996 use alignment returned by get_pointer_alignment_1 if it is
6997 bigger than BITS_PER_UNIT.
6998 * builtins.c (get_pointer_alignment_1): Do not return true
6999 for alignment extracted from SSA info.
7001 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7003 * config/ft32/ft32.opt (mnodiv): New.
7004 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7005 * doc/invoke.texi (FT32 Options -mnodiv): New.
7007 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7010 * config/i386/i386.md (define_split, andn): Fix modes.
7012 2016-03-26 Richard Biener <rguenther@suse.de>
7013 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7016 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7018 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7019 as 2nd argument to cl_optimization_restore().
7021 2016-03-25 Richard Henderson <rth@redhat.com>
7024 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7025 * config/aarch64/aarch64-protos.h: Declare it.
7026 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7028 2016-03-25 Alan Modra <amodra@gmail.com>
7031 * config/rs6000/constraints.md (j): Simplify.
7032 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7034 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7035 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7036 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7037 in all constraint alternatives.
7038 (movtd_64bit_nodm): Delete "j" constraint alternative.
7040 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7042 * tree-ssa-propagate.c: Enhance docs for
7043 SSA_PROP_NOT_INTERESTING.
7045 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7047 * doc/extend.texi: Fix typo in documentation to pure attribute.
7049 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7052 * config/pa/pa.md (bswapdi2): Use a scratch register.
7054 2016-03-24 Richard Henderson <rth@redhat.com>
7057 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7060 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7063 using ix86_expand_binary_operator instead of gen_andsi3.
7065 2016-03-24 Richard Biener <rguenther@suse.de>
7067 PR tree-optimization/70396
7068 * tree-vect-stmts.c (vectorizable_comparison): Use
7069 get_vectype_for_scalar_type.
7071 2016-03-24 Richard Biener <rguenther@suse.de>
7074 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7075 with register bases.
7077 2016-03-24 Richard Biener <rguenther@suse.de>
7079 PR tree-optimization/70372
7080 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7081 build_all_ones_cst to also handle vector types correctly.
7083 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7086 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7089 2016-03-23 Marek Polacek <polacek@redhat.com>
7092 * doc/invoke.texi: Document -Wignored-attributes.
7094 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7096 PR tree-optimization/69042
7097 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7098 parameter from 30 to 40.
7100 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7102 PR tree-optimization/69042
7103 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7104 for use with constant offset stripped in base.
7106 2016-03-23 Richard Biener <rguenther@suse.de>
7109 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7110 mode compatibility check.
7111 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7113 2016-03-23 Jeff Law <law@redhat.com>
7115 PR tree-optimization/64058
7116 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7118 (struct ssa_conflicts): Move up earlier in the file.
7119 (conflicts_, var_map_): New static variables.
7120 (initialize_conflict_count): New function to initialize the
7121 CONFLICT_COUNT field for each conflict pair.
7122 (compare_pairs): Lazily initialize the conflict count and use it
7123 as the first tie-breaker.
7124 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7125 and wipe conflicts_ and map_ around the call to qsort. Remove
7126 special case for 2 coalesce pairs.
7127 * bitmap.c (bitmap_count_unique_bits): New function.
7128 (bitmap_count_bits_in_word): New function, extracted from
7130 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7131 * bitmap.h (bitmap_count_unique_bits): Declare it.
7133 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7136 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7137 transparent alias chain for decl assembler name.
7138 * config/sol2.c (solaris_assemble_visibility): Likewise.
7140 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7142 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7144 (v10_fdivs): Likewise.
7145 (v10_fdivd): Likewise.
7147 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7150 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7151 to not call fclose twice on file.
7153 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7155 PR tree-optimization/70354
7156 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7157 oprnd0 is wider than oprnd1 and there is a cast from the wider
7158 type to oprnd1, mask it with the mask of the narrower type.
7161 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7162 Optimize TARGET_STV splitters, if high or low word of last argument
7165 2016-03-22 Jeff Law <law@redhat.com>
7168 tree-ssa-threadbackward.c
7169 (fsm_find_control_statement_thread_paths): Correctly distinguish
7170 between old style jump threads vs FSM jump threads.
7172 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7175 * config/i386/i386.c (scalar_chain::convert_op): Support
7176 uninitialized register usage case.
7178 2016-03-22 Richard Biener <rguenther@suse.de>
7181 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7183 (capture::gen_transform): ... to change behavior when substituting
7184 a condition into cond or not-cond expr context.
7185 (dt_simplify::gen_1): Adjust.
7186 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7187 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7188 last change and instead change to
7189 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7190 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7192 2016-03-22 Anthony Green <green@moxielogic.com>
7194 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7195 issue for moxiebox targets.
7196 (CC1PLUS_SPEC): Ditto.
7198 2016-03-22 Richard Biener <rguenther@suse.de>
7201 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7204 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7206 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7208 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7211 * config/i386/i386.c (def_builtin): Handle
7212 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7214 (const struct builtin_description bdesc_special_args[]):
7215 Remove duplicate ISA bits.
7217 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7220 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7221 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7222 in a way that works also for AVX512BW.
7225 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7226 instead of source if operands[1] is xmm16 and above and
7227 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7228 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7231 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7232 on assign if (*from_p) is a comparison, set it to
7233 TREE_NO_WARNING (*from_p).
7235 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7238 * lra.c (restore_scratches): Ignore deleted insns.
7240 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7241 Jakub Jelinek <jakub@redhat.com>
7243 PR tree-optimization/70317
7244 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7247 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7251 of ix86_expand_move.
7253 (movti): Use general_operand for operand 1 predicate.
7255 2016-03-21 Martin Liska <mliska@suse.cz>
7257 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7259 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7261 2016-03-21 Martin Liska <mliska@suse.cz>
7264 * ipa-icf.c (sem_function::parse): Skip static
7265 constructors and destructors.
7267 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7270 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7271 function-like macro, peek following token(s) if it is followed
7272 by CPP_OPEN_PAREN token with optional padding in between, and
7273 if not, don't treat it like a macro.
7275 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7276 Alexander Monakov <amonakov@ispras.ru>
7278 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7279 for the stabs debug format.
7281 2016-03-21 Richard Biener <rguenther@suse.de>
7283 PR tree-optimization/70310
7284 * tree-vect-generic.c (expand_vector_condition): Fold the built
7287 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7290 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7291 Block third alternative for AVX-512VL target,
7293 2016-03-21 Martin Liska <mliska@suse.cz>
7296 * hsa-brig.c (emit_function_directives): Mark unemitted
7297 global variables for emission.
7298 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7299 (get_symbol_for_decl): Likewise.
7300 * hsa.h (struct hsa_symbol): New flag.
7302 2016-03-21 Richard Biener <rguenther@suse.de>
7304 PR tree-optimization/70288
7305 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7306 we do not estimate unsimplified all-constant conditionals or
7307 switches as optimized away.
7309 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7311 PR rtl-optimization/69102
7312 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7313 when we have a readonly dependency context.
7315 2016-03-18 Jeff Law <law@redhat.com>
7317 PR rtl-optimization/70263
7318 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7319 (update_equiv_regs): When trying to move a store to after the insn
7320 that sets the source of the store, make sure the store occurs after
7321 the insn that sets the source of the store. When successful note
7322 the REG_EQUIV note created in the dump file.
7324 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7325 Bernd Schmidt <bschmidt@redhat.com>
7327 * doc/extend.texi: Document more potential problems with basic asms.
7329 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7331 PR rtl-optimization/70278
7332 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7335 2016-03-18 Jason Merrill <jason@redhat.com>
7337 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7339 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7341 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7342 values to 128b regs.
7344 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7346 PR tree-optimization/70252
7347 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7348 boolean vector has a proper number of elements.
7349 (supportable_narrowing_operation): Likewise.
7351 2016-03-18 Tom de Vries <tom@codesourcery.com>
7354 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7356 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7358 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7359 instead of replace_rtx for DEBUG_INSNs.
7361 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7363 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7364 load type reservations.
7366 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7369 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7370 define_constraint for "Q" and "T" constraints.
7372 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7374 Tweak the pipeline model for Exynos M1
7376 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7379 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7382 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7383 where one or both locations aren't within a line_map.
7385 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7388 * opts.c (finish_options): Don't set flag_pie to the default if
7389 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7392 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7394 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7395 true as ALL_REGS argument to replace_rtx.
7397 2016-03-17 Richard Biener <rguenther@suse.de>
7400 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7403 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7406 * rtl.h (replace_rtx): Add ALL_REGS argument.
7407 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7408 equality and assert mode is the same, instead of just rtx pointer
7410 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7411 true as ALL_REGS argument to replace_rtx.
7413 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7415 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7416 for boolean vector with vector mode only.
7417 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7419 2016-03-17 Nick Clifton <nickc@redhat.com>
7422 * config/rx/rx.c (rx_print_integer): Print negative constants in
7425 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7428 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7430 2016-03-16 Richard Henderson <rth@redhat.com>
7431 Richard Biener <rguenth@suse.de>
7436 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7437 first operand as is_gimple_condexpr.
7442 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7443 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7444 Do not gimplify the result.
7445 (do_unop): Adjust call to tree_vec_extract.
7446 (do_binop): Likewise.
7447 (do_compare): Likewise.
7448 (do_plus_minus): Likewise.
7449 (do_negate): Likewise.
7450 (expand_vector_condition): Likewise.
7451 (do_cond): Likewise.
7453 2016-03-16 Richard Henderson <rth@redhat.com>
7456 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7457 (aarch64_classify_address): Use it.
7458 (aarch64_legitimize_address): Force all subexpressions of PLUS
7459 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7461 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7462 Richard Biener <rguenth@suse.de>
7465 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7466 return to even if only REGNO is equal, and assert
7469 2016-03-11 Jeff Law <law@redhat.com>
7471 PR rtl-optimization/70224
7472 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7474 2016-03-16 Richard Henderson <rth@redhat.com>
7477 * function.h (struct function): Add has_forced_label_in_static.
7478 * gimplify.c (force_labels_r): Set it.
7479 * lto-streamer-in.c (input_struct_function_base): Read it.
7480 * lto-streamer-out.c (output_struct_function_base): Write it.
7481 * tree-inline.c (has_label_address_in_static_1): Remove.
7482 (copy_forbidden): Remove fndecl parameter; test
7483 has_forced_label_in_static.
7484 (inline_forbidden_p): Update call to copy_forbidden.
7485 (tree_versionable_function_p): Likewise.
7486 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7487 (chkp_versioning): Likewise.
7488 * tree-inline.h (copy_forbidden): Update decl.
7490 2016-03-16 Marek Polacek <polacek@redhat.com>
7493 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7494 function being thunked if the result type doesn't have fixed size.
7495 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7496 doesn't have fixed size.
7498 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7500 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7501 reporting malformed loop nest.
7503 2016-03-16 Tom de Vries <tom@codesourcery.com>
7506 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7507 nodes.length () == 1 test to before first nodes[0] access.
7509 2016-03-16 Tom de Vries <tom@codesourcery.com>
7511 PR tree-optimization/68715
7512 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7515 2016-03-16 Tom de Vries <tom@codesourcery.com>
7517 PR tree-optimization/68809
7518 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7521 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7522 Sandra Loosemore <sandra@codesourcery.com>
7524 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7525 on leaf attribute. Mention ELF interposition problems.
7527 2016-03-16 Alan Modra <amodra@gmail.com>
7529 PR rtl-optimization/69195
7530 PR rtl-optimization/47992
7531 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7534 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7537 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7539 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7541 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7543 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7545 PR rtl-optimization/70222
7546 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7547 optimization if mode is different from result_mode, queue up masking
7548 of the result in outer_op. Formatting fix.
7551 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7554 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7556 PR rtl-optimization/69032
7557 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7558 looping backwards over basic block insns.
7560 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7563 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7564 to non-speculative when propagating trap bits.
7566 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7568 PR rtl-optimization/63384
7569 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7572 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7575 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7576 factored out from ...
7577 (sched_analyze_insn): ... here.
7578 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7579 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7580 get_implicit_reg_pending_clobbers in it.
7581 (setup_id_reg_sets): Use setup_id_implicit_regs.
7582 (deps_init_id): Ditto.
7584 2016-03-15 Tom de Vries <tom@codesourcery.com>
7587 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7589 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7590 execute_function_dump.
7591 (execute_one_pass): Don't dump function if it will be dumped after ipa
7594 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7596 * genrecog.c (match_pattern_2): If pred is NULL don't call
7597 safe_predicate_mode on it.
7599 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7602 * lra-constraints.c (delete_move_and_clobber): Change assertion
7603 to also allow dregno == 0.
7605 2016-03-14 Richard Henderson <rth@redhat.com>
7608 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7609 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7610 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7611 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7614 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7617 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7619 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7621 * lra-constraints.c (split_reg): For hard regs, try to find the
7622 biggest single-register mode used in the function.
7624 2016-03-14 Richard Biener <rguenther@suse.de>
7626 PR tree-optimization/56365
7627 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7628 constants to compare against.
7630 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7633 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7634 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7635 (define_split for the GPR case): Use int_reg_operand instead of
7636 gpc_reg_operand for the output.
7638 2016-03-14 Tom de Vries <tom@codesourcery.com>
7640 PR tree-optimization/70045
7641 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7642 create_empty_if_region_on_edge argument.
7644 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7646 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7647 (STACK_CHECK_PROTECT): Likewise.
7648 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7649 (STACK_CHECK_PROTECT): Likewise.
7650 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7651 (STACK_CHECK_PROTECT): Likewise.
7652 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7653 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7654 (STACK_CHECK_PROTECT): Likewise.
7656 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7658 PR rtl-optimization/69307
7659 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7660 registers in modes that span more than one register.
7662 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7665 * lra-constraints.c (delete_move_and_clobber): New.
7666 (remove_inheritance_pseudos): Use it.
7668 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7671 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7672 the libcall is LCT_THROW.
7673 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7674 for the checking routine.
7676 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7679 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7680 optimization if we have direct move.
7681 (roundu32<mode>2_fprs): Likewise.
7683 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7686 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7688 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7689 Arguments swapped. All callers changed. Take reg_renumber into
7690 account, and Calculate and compare register ranges for hard regs.
7692 2016-03-11 Jeff Law <law@redhat.com>
7694 PR tree-optimization/70190
7695 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7696 Handle cases where we can not extract the taken edge, even though we
7697 found a constant value.
7699 PR tree-optimization/64058
7700 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7701 (num_coalesce_pairs): Move up earlier in file.
7702 (find_coalesce_pair): Initialize the INDEX field for each pair
7704 (compare_pairs): No longer sort on the elements in each pair.
7705 Instead break ties with the index of the coalesce pair.
7707 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7710 * config/aarch64/aarch64-protos.h
7711 (aarch64_save_restore_target_globals): New prototype.
7712 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7713 Call the above when popping pragma.
7714 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7716 (aarch64_set_current_function): Rewrite using the above.
7718 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7720 PR tree-optimization/70177
7721 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7722 (extract_ops_from_tree): ... this. In the 2 argument
7723 overload remove _1 suffix.
7724 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7725 (extract_ops_from_tree): ... this.
7726 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7728 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7729 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7730 extract_ops_from_tree instead of 2 operand one.
7732 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7734 PR tree-optimization/70013
7735 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7736 for constant-pool entries.
7738 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7740 PR rtl-optimization/70174
7741 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7742 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7744 PR tree-optimization/70169
7745 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7746 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7749 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7750 Jakub Jelinek <jakub@redhat.com>
7753 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7754 of uninitialized values.
7756 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7758 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7760 ("*trunctddd2"): New pattern definition.
7761 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7764 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7766 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7767 definitions for BFP and DFP rounding modes.
7768 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7769 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7770 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7771 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7774 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7776 * config/s390/constraints.md: Adjust comment.
7777 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7778 s390_decompose_addrstyle_without_index.
7779 * config/s390/predicates.md (shift_count_or_setmem_operand):
7780 Rename to setmem_operand.
7781 * config/s390/s390-protos.h
7782 (s390_decompose_shift_count): Rename to
7783 s390_decompose_addrstyle_without_index.
7784 * config/s390/s390.c (s390_decompose_shift_count)
7785 (s390_mem_constraint, print_shift_count_operand)
7786 (print_operand_address, print_operand): Rename
7787 s390_decompose_shift_count to
7788 s390_decompose_addrstyle_without_index and rename
7789 print_shift_count_operand to print_addrstyle_operand troughout the
7791 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7792 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7793 Rename shift_count_or_setmem_operand to setmem_operand.
7794 * config/s390/vx-builtins.md ("vec_insert<mode>")
7795 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7798 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7801 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7802 Handle overlapping retval and newval.
7804 2016-03-10 Nick Clifton <nickc@redhat.com>
7807 * config/aarch64/aarch64.c
7808 (aarch64_override_options_after_change_1): When forcing
7809 flag_omit_frame_pointer to be true, use a special value that can
7810 be detected if this function is called again, thus preventing
7811 flag_omit_leaf_frame_pointer from being forced to be false.
7813 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7815 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7816 Set x_flag_omit_leaf_frame_pointer when handling
7817 -momit-leaf-frame-pointer.
7819 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7822 * cgraph.c (cgraph_node::dump): Dump split_part and
7823 indirect_call_target.
7824 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7825 * ipa.c (has_addr_references_p): Cleanup.
7826 (is_indirect_call_target_p): New.
7827 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7828 called indirectly as local.
7829 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7831 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7834 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7835 on cxa_pure_virtual.
7837 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7840 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7842 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7845 * tree.c (need_assembler_name_p): Only record main variant type names.
7847 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7850 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7851 Always define to 0 or 1.
7852 (TARGET_FIX_ERR_A53_843419): New macro.
7853 * config/aarch64/aarch64-elf-raw.h
7854 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7855 * config/aarch64/aarch64-linux.h: Likewise.
7856 * config/aarch64/aarch64.c
7857 (aarch64_override_options_after_change_1): Do not default
7858 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7860 (aarch64_attributes): Handle fix-cortex-a53-843419.
7861 (aarch64_can_inline_p): Likewise.
7862 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7864 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7865 Jakub Jelinek <jakub@redhat.com>
7867 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7868 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7869 DECL_COMMONS if flag_unconstrained_commons is set.
7870 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7871 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7872 (funconstrained-commons): Document.
7874 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7876 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7877 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7879 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7881 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7882 has a proper number of elements.
7884 2016-03-10 Alan Modra <amodra@gmail.com>
7886 PR rtl-optimization/69195
7887 PR rtl-optimization/47992
7888 * ira.c (recorded_label_ref): Delete.
7889 (update_equiv_regs): Return void.
7890 (indirect_jump_optimize): New function.
7891 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7892 before regstat_compute_ri. Don't rebuild_jump_labels here.
7893 Delete update_regstat.
7895 2016-03-10 Richard Biener <rguenther@suse.de>
7897 PR tree-optimization/70128
7898 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7899 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7901 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7903 PR tree-optimization/70152
7904 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7905 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7908 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7909 instead of gen_sse2_loadlpd.
7910 * config/i386/sse.md (*vec_concatv2df): Rename to...
7911 (vec_concatv2df): ... this.
7913 PR tree-optimization/70127
7914 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7916 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7920 * diagnostic-show-locus.c (compatible_locations_p): New function.
7921 (layout::layout): Sanitize ranges using compatible_locations_p.
7923 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7927 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7928 location_range param with three const expanded_locations * and a
7930 (layout::layout): Replace call to
7931 rich_location::lazily_expand_location with get_expanded_location.
7932 Extract the range and perform location expansion here, passing
7933 the results to the layout_range ctor.
7934 * diagnostic.c (source_range::debug): Delete.
7935 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7936 of rich_location::get_expanded_location.
7937 * gcc-rich-location.c (get_range_for_expr): Delete.
7938 (gcc_rich_location::add_expr): Reimplement to avoid the
7939 rich_location::add_range overload that took a location_range,
7940 passing a location_t instead.
7942 2016-03-09 Richard Biener <rguenther@suse.de>
7943 Jakub Jelinek <jakub@redhat.com>
7945 PR tree-optimization/70138
7946 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7947 Also skip vect_double_reduction_def.
7949 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7952 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7953 if the operand is "m".
7955 2016-03-09 Nathan Sidwell <nathan@acm.org>
7957 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7959 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7961 * config/i386/i386.c (processor_target_table): Fix cost table
7962 intialization order for znver1.
7964 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7966 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7967 - becuase -> because.
7968 * ipa-reference.c (ignore_module_statics): Likewise.
7969 * cgraph.c (cgraph_node::get_body): Likewise.
7970 * ipa-inline.c (early_inliner): Likewise.
7971 * ipa-devirt.c (types_same_for_odr): Likewise.
7972 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7973 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7975 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7977 * tree-ssa-math-opts.c: Fix typo in comment.
7979 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7982 * config/i386/i386.c (scalar_chain::make_vector_copies,
7983 scalar_chain::convert_reg): Call end_sequence in between
7984 get_insns and emit_conversion_insns rather than after both
7987 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7990 * config/i386/i386.h (machine_function): Add
7991 pc_thunk_call_expanded flag.
7992 (ix86_pc_thunk_call_expanded): New define.
7993 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7994 (*set_got): Rename insn pattern from set_got.
7995 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7996 * config/i386/i386.c (ix86_compute_frame_layout): Use
7997 ix86_pc_thunk_call_expanded to prevent red-zone.
7999 2016-03-07 Martin Jambor <mjambor@suse.cz>
8001 * hsa.h (hsa_get_ctor_statements): Declare.
8002 (hsa_get_dtor_statements): Likewise.
8003 (hsa_get_kernel_dispatch_type): Likewise.
8004 * hsa.c (hsa_get_ctor_statements): New function.
8005 (hsa_get_dtor_statements): Likewise.
8006 (hsa_get_kernel_dispatch_type): Likewise.
8007 * hsa-brig.c (hsa_cdtor_statements): Removed.
8008 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8009 hsa_get_dtor_statements.
8010 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8011 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8013 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8015 * config/arm/arm-cores.def (cortex-r8): New.
8016 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8017 * config/arm/arm-tune.md: Likewise.
8018 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8020 2016-03-07 Martin Sebor <msebor@redhat.com>
8022 PR rtl-optimization/19705
8023 * doc/invoke.texi (Options That Control Optimization): Clarify
8024 -fno-branch-count-reg.
8026 2016-02-26 Richard Biener <rguenther@suse.de>
8027 Jeff Law <law@redhat.com>
8029 PR tree-optimization/69740
8030 * cfghooks.c (remove_edge): Request loop fixups if we delete
8031 an edge that might turn an irreducible loop into a natural
8033 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8034 Move after definition of loops_state_clear.
8036 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8038 PR rtl-optimization/69052
8039 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8042 2016-03-07 Tom de Vries <tom@codesourcery.com>
8044 PR tree-optimization/70116
8045 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8046 is_tm_ending stmts and ubsan/asan internal functions.
8047 (find_duplicate): Use it. Don't test is_tm_ending here.
8049 2016-03-07 Richard Biener <rguenther@suse.de>
8051 PR tree-optimization/70115
8052 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8053 (propagate_constants_for_unrolling): Use replace_uses_by.
8055 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8058 * omp-low.c (struct oacc_loop): Add ifns.
8059 (new_oacc_loop_raw): Initialize it.
8060 (finish_oacc_loop): Clear mask & flags if no ifns.
8061 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8062 (oacc_loop_xform_loop): Add ifns arg & adjust.
8063 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8065 2016-03-07 Richard Henderson <rth@redhat.com>
8068 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8069 (insert_value_copy_on_edge): Likewise.
8071 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8073 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8075 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8078 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8080 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8082 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8084 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8086 Fix sseimul type attribute.
8087 * config/i386/znver1.md
8088 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8089 znver1_sseimul_avx256_load) : Fix the type attribute.
8090 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8091 pipe usage and latency.
8093 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8096 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8097 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8100 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8103 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8105 PR rtl-optimization/69941
8106 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8107 the reg share its mode.
8109 2016-03-04 Jeff Law <law@redhat.com>
8111 PR tree-optimization/69196
8112 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8113 If the both SSA_NAMEs are anonymous, then consider them unassociated
8114 and include the PHI in the statement count.
8116 2016-03-05 Tom de Vries <tom@codesourcery.com>
8118 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8119 construct in oacc routine. Check for oacc region in oacc routine.
8121 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8124 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8125 2016-02-22 changes, instead don't recurse if RECUR is already true.
8126 Don't change *dynamic_check if RECUR. Adjust recursive caller
8127 to pass true to the new argument.
8128 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8131 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8132 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8134 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8136 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8138 PR rtl-optimization/57676
8139 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8142 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8144 * tree-vect-patterns.c (search_type_for_mask): Handle
8145 comparison of booleans.
8147 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8149 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8153 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8154 all other ops that have dw_val_class_die_ref operands,
8155 and DW_OP_GNU_entry_value.
8157 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8159 PR rtl-optimization/69904
8160 * config/arm/arm.c (arm_cannot_copy_insn_p):
8161 Return true for load-exclusive instructions.
8163 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8166 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8167 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8168 the pattern no matter if it is used just by non-pattern, pattern
8170 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8171 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8172 oprnd1 def_stmt is in pattern, don't look through it.
8174 2016-03-03 Marek Polacek <polacek@redhat.com>
8177 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8179 2016-03-03 Martin Liska <mliska@suse.cz>
8181 PR tree-optimization/70043
8182 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8183 previous statement if we see a debug statement.
8185 2016-03-03 Richard Biener <rguenther@suse.de>
8187 PR tree-optimization/55936
8188 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8189 parameter and guard unsafe equivalence use.
8190 (vrp_evaluate_conditional_warnv_with_ops): Always use
8191 safe equivalences but not via the quadratic compare_names
8194 2016-03-03 Michael Collison <michael.collison@linaro.org>
8197 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8198 for operand 1 to s_register_operand. Change predicate for operand
8199 2 to arm_not_immediate_operand.
8201 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8203 * doc/tm.texi: Regenerated.
8205 2016-03-02 Richard Henderson <rth@redhat.com>
8208 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8209 simplification when all args are positive non-fixed registers.
8211 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8213 * target.def (lra_p): Specify that new ports should use LRA.
8215 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8218 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8219 gimplify_type_sizes the type they refer to.
8220 (omp_notice_variable): Handle reference vars to VLAs.
8221 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8222 reference to VLA decls in the second pass instead of first pass.
8224 2016-03-02 Tom de Vries <tom@codesourcery.com>
8226 PR tree-optimization/68659
8227 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8228 new_expr == NULL_TREE.
8229 (get_new_name): Handle ADDR_EXPR.
8231 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8233 PR rtl-optimization/69052
8234 * loop-invariant.c (canonicalize_address): New function.
8235 (inv_can_prop_to_addr_use): Check validity of address expression
8236 which is canonicalized by above function.
8238 2016-03-02 Alan Modra <amodra@gmail.com>
8241 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8244 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8247 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8248 (*movhi_internal): Put mask moves from and to memory separately
8249 from moves from/to GPRs.
8251 2016-03-02 Richard Biener <rguenther@suse.de>
8253 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8254 GENERIC expressions in GIMPLE.
8256 2016-03-02 Richard Biener <rguenther@suse.de>
8258 * config/i386/i386.c (type_natural_mode): Fix typo.
8260 2016-03-02 Nick Clifton <nickc@redhat.com>
8262 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8264 2016-03-02 Richard Biener <rguenther@suse.de>
8265 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8270 2016-03-02 Richard Biener <rguenther@suse.de>
8273 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8275 2016-03-02 Marek Polacek <polacek@redhat.com>
8278 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8279 "is promoted to" warning.
8281 2016-03-01 DJ Delorie <dj@redhat.com>
8283 * config.gcc: Deprecate mep-*.
8285 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8288 * lra-constraints.c (regno_val_use_in): New.
8289 (match_reload): Use it instead of regno_use_in.
8291 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8293 PR rtl-optimization/70007
8294 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8295 references present in REG_EQUAL notes attached to non-SET patterns.
8297 2016-03-01 Jeff Law <law@redhat.com>
8299 PR tree-optimization/69196
8300 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8301 Appropriately clamp the number of statements to copy when the
8302 thread path does not traverse a loop backedge.
8304 PR tree-optimization/69196
8305 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8306 Do count some PHIs in the thread path against the insn count. Decrease
8307 final statement count by one as the control statement in the last
8308 block will get removed. Remove special cased code for handling PHIs
8311 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8314 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8315 asm dialect alternatives to explicit GOTPCREL calls.
8317 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8320 * ira.c (do_reload): Issue warning for generic stack checking here...
8321 * reload1.c (reload): ...instead of here and streamline it.
8323 2016-03-01 Nick Clifton <nickc@redhat.com>
8325 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8327 2016-03-01 Richard Biener <rguenther@suse.de>
8329 PR tree-optimization/69983
8330 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8331 types and fall back to operand_equal_p.
8333 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8336 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8338 * config/s390/constraints.md ("jm8"): New constraint.
8339 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8341 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8343 ("*setmem_long<setmem_and>"): New pattern.
8344 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8346 ("*setmem_long_31z<setmem_and>"): New pattern.
8347 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8348 New substitution rules with the required attributes.
8351 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8354 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8356 * gensupport.c (process_substs_on_one_elem): Split loop to
8357 complete mark_operands_used_in_match_dup on all expressions in the
8359 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8360 and remove function.
8362 2016-03-01 Richard Biener <rguenther@suse.de>
8365 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8366 vector BIT_FIELD_REF extract.
8368 2016-03-01 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/69994
8371 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8373 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8375 PR tree-optimization/69956
8376 * tree-vect-stmts.c (supportable_widening_operation): Support
8377 multi-step conversion of boolean vectors.
8378 (supportable_narrowing_operation): Likewise.
8380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8382 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8387 * config/s390/subst.md (DSI_VI): New mode iterator.
8388 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8389 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8390 the insn definition.
8391 ("*vec_set<mode>"): Change predicate and add alternative to
8392 support only either register or const_int operands as element
8394 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8396 ("vec_extract<mode>"): New expander.
8397 ("*vec_extract<mode>"): New insn definition supporting reg and
8398 const_int element selectors.
8399 ("*vec_extract<mode>_plus"): New insn definition supporting
8400 reg+const_int element selectors.
8401 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8402 following expander+insn definition.
8403 ("<vec_shifts_name><mode>3"): New expander.
8404 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8406 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8408 * config/s390/s390.md ("*tabort_1"): Change predicate to
8409 nonmemory_operand. Add a second alternative to cover
8410 register as well as const int operands.
8411 ("*tabort_1_plus"): New pattern definition.
8413 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8415 * config/s390/s390.md ("*ashrdi3_cc_31")
8416 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8417 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8418 Merge insn definitions into ...
8419 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8420 New pattern definition.
8421 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8422 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8423 ("*ashr<mode>3_and"): Merge insn definitions into ...
8424 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8425 New pattern definition.
8426 * config/s390/subst.md ("addr_style_op_cc_subst")
8427 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8428 substitutions patterns plus attributes.
8429 Add ashiftrt to SUBST iterator.
8431 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8433 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8434 op2 to nonmemory_operand.
8435 ("*<shift>di3_31", "*<shift>di3_31_and"):
8436 Merge into single pattern definition ...
8437 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8438 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8439 pattern definition ...
8440 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8441 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8446 * config/s390/predicates.md (const_int_6bitset_operand): New
8448 * config/s390/s390.md: Include subst.md.
8449 ("rotl<mode>3"): New expander.
8450 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8452 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8453 * config/s390/subst.md: New file.
8455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8457 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8458 Remove RRR type. It doesn't really exist.
8459 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8461 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8462 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8463 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8464 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8465 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8466 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8467 `enabled' attribute.
8469 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8471 * gensupport.c (process_substs_on_one_elem): Split loop to
8472 complete mark_operands_used_in_match_dup on all expressions in the
8474 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8475 and remove function.
8477 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8480 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8481 (CEIL_NWORDS): ...this. Use CEIL macro.
8482 (compute_fp_layout): Adjust to above renaming.
8483 (function_arg_union_value): Likewise.
8484 (sparc_arg_partial_bytes): Likewise.
8485 (sparc_function_arg_advance): Likewise.
8487 2016-02-29 Jeff Law <law@redhat.com>
8489 PR tree-optimization/70005
8490 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8491 where an object with a boolean range is compared against a value
8494 PR tree-optimization/69999
8495 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8496 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8499 2016-02-29 Richard Biener <rguenther@suse.de>
8501 PR tree-optimization/69994
8502 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8503 (get_unary_op): Look through nop conversions.
8504 (ops_equal_values_p): New function, look for equality diregarding
8506 (eliminate_plus_minus_pair): Use ops_equal_values_p
8507 (repropagate_negates): Do not use get_unary_op here.
8509 2016-02-29 Martin Liska <mliska@suse.cz>
8511 * system.h: Poison ENABLE_CHECKING macro.
8513 2016-02-29 Martin Liska <mliska@suse.cz>
8515 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8516 is presented in dump flags.
8517 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8518 (hsa_regalloc): Likewise.
8520 2016-02-19 Richard Biener <rguenther@suse.de>
8522 PR tree-optimization/69980
8523 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8524 permutation of those we need to keep.
8526 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8529 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8530 (NWORDS_UP): ...this
8531 (init_cumulative_args): Minor tweaks.
8532 (sparc_promote_function_mode): Likewise.
8533 (scan_record_type): Delete.
8534 (traverse_record_type): New function template.
8535 (classify_data_t): New structure type.
8536 (classify_registers): New inline function.
8537 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8538 exhausted. Instantiate traverse_record_type on classify_registers and
8539 deal with the case of a structure passed in slot #15 with no FP field
8541 (assign_data_t): New structure type.
8542 (compute_int_layout): New static function.
8543 (compute_fp_layout): Likewise.
8544 (count_registers): New inline function.
8545 (assign_int_registers): New static function.
8546 (assign_fp_registers): Likewise.
8547 (assign_registers): New inline function.
8548 (function_arg_record_value_1): Delete.
8549 (function_arg_record_value_2): Likewise.
8550 (function_arg_record_value_3): Likewise.
8551 (function_arg_record_value): Adjust to above changes. Instantiate
8552 traverse_record_type on count_registers to first count the number of
8553 registers to be used and then on assign_registers to assign them.
8554 (function_arg_union_value): Adjust to above renaming.
8555 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8556 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8557 case of a structure passed in slot #15
8558 (sparc_function_arg_advance): Likewise.
8559 (function_arg_padding): Minor tweak.
8561 2016-02-29 Richard Biener <rguenther@suse.de>
8563 PR tree-optimization/69720
8564 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8565 the adjustment_def path for possibly vectorized defs.
8566 (vect_create_epilog_for_reduction): Handle vectorized initial
8569 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8571 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8573 2016-02-27 Jeff Law <law@redhat.com>
8576 2016-02-26 Richard Biener <rguenther@suse.de>
8577 Jeff Law <law@redhat.com>
8579 PR tree-optimization/69740
8580 * cfghooks.c (remove_edge): Request loop fixups if we delete
8581 an edge that might turn an irreducible loop into a natural
8584 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8586 PR rtl-optimization/69896
8587 * tree-vect-generic.c (get_compute_type): Avoid single element
8590 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8592 Rename the AArch64 tuning option and related functions to enable the
8593 Newton series for the reciprocal square root to reflect its
8594 approximative characteristic.
8596 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8597 function to "aarch64_emit_approx_rsqrt".
8598 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8599 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8600 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8601 (xgene1_tunings): Likewise.
8602 (use_rsqrt_p): Likewise.
8603 (aarch64_emit_swrsqrt): Use new function name.
8604 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8605 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8606 text explaining this option.
8607 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8609 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8612 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8613 complain about -mallow-movmisalign without -mvsx if
8614 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8616 2016-02-26 Joel Sherrill <joel@rtems.org>
8618 * config.gcc: Add x86_64-*-rtems*.
8619 * config/i386/rtems-64.h: New file.
8621 2016-02-26 Joel Sherrill <joel@rtems.org>
8623 * config.gcc: Add aarch64-*-rtems*.
8624 * config/aarch64/rtems.h: New file.
8626 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8629 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8630 shift amount using %h. Add comment.
8632 2016-02-26 Richard Biener <rguenther@suse.de>
8633 Jeff Law <law@redhat.com>
8635 PR tree-optimization/69740
8636 * cfghooks.c (remove_edge): Request loop fixups if we delete
8637 an edge that might turn an irreducible loop into a natural
8640 2016-02-26 Martin Jambor <mjambor@suse.cz>
8643 * tree-sra.c (sra_modify_assign): Do not remove loads of
8644 uninitialized aggregates to SSA_NAMEs.
8646 2016-02-26 Richard Henderson <rth@redhat.com>
8649 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8650 pseudo in case the target rtx matches the source of the left
8653 2016-02-26 Martin Jambor <mjambor@suse.cz>
8656 * hsa.h (hsa_type_packed_p): Declare.
8657 * hsa.c (hsa_type_packed_p): New function.
8658 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8660 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8661 * hsa-brig.c (emit_basic_insn): Likewise.
8663 2016-02-26 Martin Jambor <mjambor@suse.cz>
8666 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8668 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8670 2016-02-26 Martin Jambor <mjambor@suse.cz>
8672 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8673 hsa_op_with_type operands.
8674 (hsa_unsigned_type_for_type): Declare.
8675 * hsa.c (hsa_unsigned_type_for_type): New function.
8676 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8677 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8678 the finalizer. Do not emit extra move.
8680 2016-02-26 Martin Jambor <mjambor@suse.cz>
8682 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8683 atomic operations in private segment.
8685 2016-02-26 Martin Jambor <mjambor@suse.cz>
8687 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8688 statements to wi->info. Also disallow omp simd constructs.
8689 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8690 for not gridifying. Dump special string for omp_for.
8692 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8695 * config/aarch64/aarch64.c (aarch64_set_current_function):
8696 Save/restore target globals when switching to
8697 target_option_default_node.
8699 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8702 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8703 Return 0 if !SHIFT_COUNT_TRUNCATED.
8705 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8706 Eric Botcazou <ebotcazou@adacore.com>
8708 PR rtl-optimization/69891
8709 * dse.c (scan_insn): If we can't figure out memset arguments
8710 or they are non-constant, call clear_rhs_from_active_local_stores.
8712 2016-02-26 Martin Liska <mliska@suse.cz>
8714 * doc/extend.texi: Mention clog10, clog10f an clog10l
8715 in Builtins section.
8717 2016-02-26 Martin Liska <mliska@suse.cz>
8719 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8721 (resolve_args_picking_1): Likewise.
8722 * dwarf2out.h (struct GTY): Likewise.
8724 2016-02-26 Martin Liska <mliska@suse.cz>
8726 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8728 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8730 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8731 Martin Liska <mliska@suse.cz>
8733 * doc/install.texi: Mention --enable-valgrind-annotations.
8735 2016-02-26 Richard Biener <rguenther@suse.de>
8737 PR tree-optimization/69551
8738 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8739 looking through aliases adjust DECL_PT_UID to refer to the
8740 ultimate alias target.
8742 2016-02-25 Martin Liska <mliska@suse.cz>
8745 * alloc-pool.c (after_memory_report): New variable.
8746 * alloc-pool.h (base_pool_allocator ::release): Do not use
8747 the infrastructure if after_memory_report.
8748 * toplev.c (toplev::main): Mark after memory report.
8750 2016-02-25 Richard Biener <rguenther@suse.de>
8752 PR tree-optimization/48795
8753 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8755 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8758 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8759 offloading is enabled and -fopenacc or -fopenmp is specified.
8760 (CRTOFFLOADEND): Likewise.
8761 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8762 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8763 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8764 (offload_objects_file_name): New static var.
8765 (tool_cleanup): Remove offload_objects_file_name file.
8766 (find_offloadbeginend): Replace with ...
8767 (find_crtoffloadtable): ... this.
8768 (run_gcc): Remove offload_argc and offload_argv.
8769 Get offload_objects_file_name from -foffload-objects=... option.
8770 Read names of object files with offload from this file, pass them to
8771 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8772 don't pass offloadbegin and offloadend to the linker. Don't pass
8773 offload non-LTO files to the linker, because now they're not claimed.
8775 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8778 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8779 on builtin_unreachable.
8781 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8783 PR rtl-optimization/69896
8784 * regcprop.c: Include cfgrtl.h.
8785 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8786 than remembered mode, either delete it (if noop_move_p), or
8787 treat like copy_p but not noop_p instruction.
8789 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8792 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8793 - allow NULL decl for Fortran DW_TAG_common_block variables.
8795 2016-02-24 Jason Merrill <jason@redhat.com>
8797 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8799 2016-02-24 Richard Biener <rguenther@suse.de>
8800 Jakub Jelinek <jakub@redhat.com>
8803 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8804 conditionally executed ops to well-defined overflow behavior.
8806 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8809 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8812 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8814 PR rtl-optimization/69886
8815 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8816 argument. Use it when checking validity of set instructions.
8817 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8818 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8820 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8821 * store-motion.c (find_moveable_store): Update
8822 can_assign_to_reg_without_clobbers_p callsite.
8824 2016-02-24 Richard Biener <rguenther@suse.de>
8827 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8829 (record_nonwrapping_iv): Do not fall back to the low/high bound
8830 for non-constant IV bases if the stmt is not always executed.
8832 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8834 * config/arm/arm-cores.def (cortex-a32): New entry.
8835 * config/arm/arm-tables.opt: Regenerate.
8836 * config/arm/arm-tune.md: Regenerate.
8837 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8838 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8839 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8840 for -mcpu and -mtune.
8842 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8845 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8846 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8847 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8848 (atomic_loaddi_1): Delete.
8849 (atomic_loaddi): Rewrite expander using the above changes.
8851 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8854 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8857 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8858 Richard Biener <rguenth@suse.de>
8861 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8862 set_mem_attributes if tem is SSA_NAME which got expanded
8865 2016-02-24 Richard Biener <rguenther@suse.de>
8867 PR tree-optimization/69907
8868 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8869 end of permutations for BB vectorization.
8871 2016-02-24 Christian Bruel <christian.bruel@st.com>
8873 * config/arm/arm-c.c (arm_option_override): Initialize
8874 target_option_current_node.
8875 * config/arm/arm.c (arm_pragma_target_parse): Replace
8876 build_target_option_node call by target_option_current_node.
8877 Set target_option_current_node.
8880 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8883 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8884 define_insn_and_split to define_insn.
8885 (zero_extendqi<mode>2_dot2): Same.
8886 (extendqi<mode>2_dot): Same.
8887 (extendqi<mode>2_dot2): Same.
8889 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8891 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8892 and add bypass for AES{D,E} and AESMC pairs.
8893 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8896 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8898 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8899 series for reciprocal square root in Exynos M1.
8901 2016-02-23 Martin Sebor <msebor@redhat.com>
8904 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8905 __builtin_alloca_with_align.
8907 2016-02-23 Richard Henderson <rth@redhat.com>
8909 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8910 (ix86_register_pragmas): Remove __seg_tls.
8911 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8912 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8913 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8914 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8915 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8916 * doc/extend.texi (__seg_tls): Remove item.
8918 2016-02-23 Richard Biener <rguenther@suse.de>
8920 * alloc-pool.h (struct allocation_object): Make id member
8921 conditional on CHECKING_P again.
8922 (get_instance): Adjust.
8923 (base_pool_allocator): Likewise.
8925 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8927 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8928 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8930 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8932 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8934 2016-02-23 Richard Biener <rguenther@suse.de>
8936 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8937 * bitmap.h (struct bitmap_usage): Likewise.
8938 (bitmap_move): Declare.
8939 * bitmap.c (register_overhead): Take size_t argument.
8940 (bitmap_move): New function.
8941 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8942 to properly account overhead.
8943 * tree.c (free_node): Use tree_size.
8945 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8948 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8949 when inverting comparison.
8952 * common.opt (Wunreachable-code): Add Warning flag.
8954 2016-02-23 Mark Wielaard <mjw@redhat.com>
8955 Jakub Jelinek <jakub@redhat.com>
8958 * cgraphunit.c (check_global_declaration): Check main_input_filename
8959 and DECL_SOURCE_FILE are not NULL.
8961 2016-02-23 Martin Jambor <mjambor@suse.cz>
8963 PR tree-optimization/69666
8964 * tree-sra.c (sra_modify_assign): Do not attempt to create
8965 default_def replacements for unscalarizable regions.
8967 2016-02-20 Mark Wielaard <mjw@redhat.com>
8970 * cgraphunit.c (check_global_declaration): Check level of
8971 warn_unused_const_variable and main_input_filename.
8972 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8973 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8974 (-Wunused-const-variable): Explain levels 1 and 2.
8976 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8979 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8980 identical arguments. Formatting and spelling fixes.
8983 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8988 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8989 and m68k-devices.def.
8990 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8991 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8993 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8995 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8996 and HImode registers.
8998 2016-02-22 Richard Biener <rguenther@suse.de>
9000 PR tree-optimization/69882
9001 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9002 preserve permutations present because of gaps.
9003 (vect_supported_load_permutation_p): Always continue checking
9004 permutations after vect_attempt_slp_rearrange_stmts.
9006 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9008 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9009 min_profitable_estimate, rather than min_profitable_iters.
9011 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9014 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9015 SImode for last match_operand.
9017 2016-02-22 Martin Liska <mliska@suse.cz>
9019 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9020 return bitsize - 1 as the return value.
9022 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9026 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9027 Handle negative shift counts.
9028 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9029 force_reg on the shift constant.
9030 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9031 (lshrsi3_d): Handle negative shift counts.
9033 2016-02-22 Richard Biener <rguenther@suse.de>
9034 Tom de Vries <tom@codesourcery.com>
9036 * graph.c: Include dumpfile.h.
9037 (print_graph_cfg): Split into three overloads.
9038 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9040 2016-02-22 Tom de Vries <tom@codesourcery.com>
9042 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9045 2016-02-22 Richard Biener <rguenther@suse.de>
9048 * ipa-inline-transform.c (inline_call): When not updating
9049 overall summaries adjust self size by the growth estimate.
9050 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9051 hash-set, do not update overall summaries here. Renamed from ...
9052 (inline_to_all_callers): ... this which is now wrapping the
9053 above and performing delayed overall summary update.
9054 (early_inline_small_functions): Delay updating of the overall
9057 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9059 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9062 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9065 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9066 :%* in %:gt() argument.
9067 (greater_than_spec_func): Adjust for expecting only numbers,
9068 if there are more than two numbers, compare the last two.
9070 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9072 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9073 -Wnarrowing with -std.
9075 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9078 * expr.c (store_field): Don't use bit-field path if exp is
9079 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9080 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9081 and the assignment can be performed by bitwise copy. Formatting
9085 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9086 call copy_reg_eh_region_note_forward on before and/or after sequences
9087 and remove note from insn if it no longer can throw.
9090 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9093 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9095 * config/s390/vector.md: Add missing commutative operand markers
9096 to the patterns which qualify for one.
9097 * config/s390/vx-builtins.md: Likewise.
9099 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9101 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9102 types to mode iterators.
9103 (vec_double): ... and mode attribute.
9104 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9106 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9108 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9109 Change the predicate of op2 from nonimmediate to general and let
9110 reload fix it if necessary.
9112 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9114 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9116 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9118 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9121 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9123 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9124 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9125 * config/s390/s390.md ("movstr<P:mode>"): Call
9126 s390_expand_vec_movstr.
9128 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9130 * config/s390/s390.md: Add missing output modifier for operand 1
9131 to print it as address properly.
9133 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9135 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9136 * config/s390/2964.md: New file.
9137 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9138 of insn grouping attributes depending on the CPU level.
9139 (s390_get_unit_mask): New function.
9140 (s390_sched_score): Remove the OOO from the scheduling macros.
9141 Add loop to calculate a score for the instruction mix.
9142 (s390_sched_reorder): Likewise plus improve debug output.
9143 (s390_sched_variable_issue): Rename macros as above. Calculate
9144 the unit distances after actually scheduling an insn. Improve
9146 (s390_sched_init): Clear last_scheduled_unit_distance array.
9147 * config/s390/s390.md: Include 2964.md.
9149 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9152 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9153 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9154 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9155 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9156 *avx512f_<code>v8div16qi2_mask_1): New insns.
9158 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9161 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9164 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9165 earlyclobber from target. Use wF constraint for fused memory
9167 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9169 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9170 Martin Liska <mliska@suse.cz>
9173 * cfgexpand.c (asan_sanitize_stack_p): New function.
9174 (partition_stack_vars): Use the function.
9175 (expand_stack_vars): Likewise.
9176 (defer_stack_allocation): Likewise.
9177 (expand_used_vars): Likewise.
9179 2016-02-18 Richard Biener <rguenther@suse.de>
9182 * fold-const.c (operand_equal_p): Properly compare offsets for
9183 IMAGPART_EXPR and ARRAY_REF.
9185 2016-02-18 Nick Clifton <nickc@redhat.com>
9189 * config/arm/arm.c (arm_option_override_internal): Disable
9190 interworking if the target does not support thumb instructions.
9191 (arm_reload_in_hi): Handle the case where a register to register
9192 move needs reloading because there is no simple pattern to handle
9194 (arm_reload_out_hi): Likewise.
9196 2016-02-18 Richard Biener <rguenther@suse.de>
9199 * match.pd: Don't use fold_binary or fold_unary for folding
9202 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9205 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9206 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9207 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9208 warn on gimple_no_warning_p statements.
9210 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9212 * doc/extend.texi (C++ Attributes): Correct description of
9213 warn_unused type attribute.
9215 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9217 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9218 correct instruction.
9220 2016-02-17 Richard Biener <rguenther@suse.de>
9222 PR rtl-optimization/69609
9223 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9224 (find_traces_1_round): When ending a trace update cached priority
9226 (bb_to_key): Use cached priority when available.
9227 (copy_bb): Initialize cached priority.
9228 (reorder_basic_blocks_software_trace_cache): Likewise.
9230 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9233 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9235 (aarch64_comparison_operator): Break overly long line into two.
9236 (aarch64_comparison_operation): Likewise.
9237 * config/aarch64/aarch64.md (cstorecc4): Use
9238 aarch64_comparison_operator_mode instead of
9239 aarch64_comparison_operator.
9240 (cstore<mode>4): Likewise.
9241 (aarch64_cstore<mode>): Likewise.
9242 (*cstoresi_insn_uxtw): Likewise.
9243 (cstore<mode>_neg): Likewise.
9244 (*cstoresi_neg_uxtw): Likewise.
9246 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9249 * config/arm/predicates.md (arm_comparison_operator_mode):
9251 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9252 instead of arm_comparison_operator.
9253 (*mov_negscc): Likewise.
9254 (*mov_notscc): Likewise.
9255 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9256 (*thumb2_mov_negscc): Likewise.
9257 (*thumb2_mov_negscc_strict_it): Likewise.
9258 (*thumb2_mov_notscc): Likewise.
9259 (*thumb2_mov_notscc_strict_it): Likewise.
9261 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9263 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9266 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9268 * config/visium/visium.c (machine_libfunc_index): New enum.
9269 (machine_libfuncs): New structure.
9270 (visium_libfuncs): New static variable.
9271 (TARGET_INIT_LIBFUNCS): Define to...
9272 (visium_init_libfuncs): ...this. New function.
9273 (expand_block_move_4): Use the appropriate libfunc.
9274 (expand_block_move_2): Likewise.
9275 (expand_block_move_1): Likewise.
9276 (expand_block_set_4): Likewise.
9277 (expand_block_set_2): Likewise.
9278 (expand_block_set_1): Likewise.
9279 (visium_trampoline_init): Likewise.
9281 2016-02-17 Nick Clifton <nickc@redhat.com>
9283 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9284 TI's devices.csv file as of March 2016.
9286 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9289 * opts-global.c (handle_common_deferred_options): Introduce and
9290 initialize two global variables to remember command-line options
9291 specifying a stack-limiting register.
9292 * opts.h: Add extern declarations of the two new global variables.
9293 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9294 variable based on the values of the two new global variables.
9296 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9299 * common.opt (Wnonnull-compare): New warning.
9300 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9301 of arguments against NULL.
9302 (-Wnonnull-compare): Document.
9303 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9304 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9305 * passes.def (pass_warn_nonnull_compare): Add.
9306 * gimple-ssa-nonnull-compare.c: New file.
9308 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9310 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9311 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9313 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9315 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9316 reciprocal sqrt for -mlow-precision-recip-sqrt.
9318 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9319 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9321 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9322 always use lane loads to construct non-constant vectors.
9324 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9326 * config/aarch64/aarch64.md
9327 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9328 constraints for operand 3.
9329 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9331 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9332 Richard Biener <rguenther@suse.de>
9334 PR tree-optimization/69820
9335 * tree-vect-patterns.c (type_conversion_p): Return false if
9336 *orig_type is unsigned single precision or boolean.
9337 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9340 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9342 PR rtl-optimization/69764
9343 PR rtl-optimization/69771
9344 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9345 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9347 2016-02-16 Richard Biener <rguenther@suse.de>
9349 PR tree-optimization/69776
9350 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9352 (indirect_refs_may_alias_p): Likewise.
9353 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9354 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9355 according to tbaa_p.
9356 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9357 (optimize_stmt): For redundant store discovery do not allow tbaa.
9359 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9361 PR tree-optimization/69714
9362 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9363 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9365 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9367 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9368 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9369 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9370 * config/arc/arc.c (arc_init): Check FPU options.
9371 (get_arc_condition_code): Handle new CC_FPU* modes.
9372 (arc_select_cc_mode): Likewise.
9373 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9374 register pair only. Allow access for ARCv2 accumulator.
9375 (gen_compare_reg): Whenever we have FPU support use FPU compare
9377 (arc_reorg): Don't generate brcc insns when FPU compare
9378 instructions are involved.
9379 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9380 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9381 floating point emulation.
9382 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9383 (REVERSE_CONDITION): Add new CC_FPU* modes.
9384 (TARGET_FP_SP_BASE): Define.
9385 (TARGET_FP_DP_BASE): Likewise.
9386 (TARGET_FP_SP_FUSED): Likewise.
9387 (TARGET_FP_DP_FUSED): Likewise.
9388 (TARGET_FP_SP_CONV): Likewise.
9389 (TARGET_FP_DP_CONV): Likewise.
9390 (TARGET_FP_SP_SQRT): Likewise.
9391 (TARGET_FP_DP_SQRT): Likewise.
9392 (TARGET_FP_DP_AX): Likewise.
9393 * config/arc/arc.md (ARCV2_ACC): New constant.
9394 (type): New fpu type attribute.
9395 (SDF): Conditional iterator.
9396 (cstore<mode>, cbranch<mode>): Change expand condition.
9397 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9398 handles FPU/FPX cases as well.
9399 * config/arc/arc.opt (mfpu): New option.
9400 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9402 (adddf3, muldf3, subdf3): Removed.
9403 * config/arc/predicates.md (proper_comparison_operator): Recognize
9405 * config/arc/fpu.md: New file.
9406 * doc/invoke.texi (ARC Options): Document mfpu option.
9408 2016-02-16 Richard Biener <rguenther@suse.de>
9410 PR rtl-optimization/69291
9411 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9412 noce_operand_ok check.
9414 2016-02-16 Tom de Vries <tom@codesourcery.com>
9417 * omp-low.c (simd_clone_create): Remove call to
9418 symtab->call_cgraph_insertion_hooks.
9420 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9422 PR tree-optimization/69802
9423 * tree-ssa-reassoc.c (update_range_test): If op is
9424 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9425 op == 1 test of precision 1 integral op, otherwise handle
9426 that case as op itself. Fix up formatting.
9427 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9430 2016-02-16 Richard Biener <rguenther@suse.de>
9432 PR tree-optimization/69586
9433 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9434 types for conversion sources.
9436 2016-02-16 Richard Biener <rguenther@suse.de>
9439 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9440 mask OEP_ADDRESS_OF.
9442 2016-02-16 Alan Modra <amodra@gmail.com>
9445 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9446 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9447 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9449 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9450 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9451 (p8_fmrgow_<mode>): Likewise.
9452 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9454 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9455 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9456 to use movdi_internal64. Remove op0_di.
9457 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9459 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9461 Add support for the FCCMP insn types
9463 * config/aarch64/aarch64.md (fccmp): Change insn type.
9465 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9466 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9467 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9468 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9469 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9470 * config/arm/types.md (fccmps): Add new insn type.
9473 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9475 * alias.c (get_alias_set): Fix a typo in comment.
9477 2016-02-15 Richard Biener <rguenther@suse.de>
9479 PR tree-optimization/69595
9480 * match.pd: Complete range test simplification to true.
9482 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9484 PR rtl-optimization/69648
9485 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9486 pic_offset_table_rtx.
9488 PR rtl-optimization/69752
9489 * ira.c (update_equiv_regs): When looking for more than a single SET,
9490 also take other side effects into account.
9492 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9494 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9495 for z900+ CPUs in 31-bit mode.
9497 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9499 * common/config/s390/s390-common.c (s390_supports_split_stack):
9501 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9502 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9503 * config/s390/s390.c (struct machine_function): New field
9504 split_stack_varargs_pointer.
9505 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9506 in s390_emit_prologue.
9507 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9509 (morestack_ref): New global.
9510 (SPLIT_STACK_AVAILABLE): New macro.
9511 (s390_expand_split_stack_prologue): New function.
9512 (s390_live_on_entry): New function.
9513 (s390_va_start): Use split-stack vararg pointer if appropriate.
9514 (s390_asm_file_end): Emit the split-stack note sections.
9515 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9516 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9517 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9518 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9519 (split_stack_prologue): New expand.
9520 (split_stack_space_check): New expand.
9521 (split_stack_data): New insn.
9522 (split_stack_call): New expand.
9523 (split_stack_call_*): New insn.
9524 (split_stack_cond_call): New expand.
9525 (split_stack_cond_call_*): New insn.
9527 2016-02-15 Richard Biener <rguenther@suse.de>
9529 PR tree-optimization/69783
9530 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9531 Add trivially correct cases.
9533 2016-02-15 Tom de Vries <tom@codesourcery.com>
9536 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9538 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9540 2016-02-15 Richard Biener <rguenther@suse.de>
9542 PR tree-optimization/69776
9543 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9544 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9545 indicate whether we can use TBAA to disambiguate against stores.
9546 Use alias-set zero if not.
9547 (visit_reference_op_store): Do not use TBAA when looking up
9549 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9550 (eliminate_dom_walker::before_dom_children): But not when looking
9551 up redundant stores.
9553 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9555 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9557 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9559 * config/i386/znver1.md
9560 (znver1_pop, znver1_pop_mem,
9561 znver1_load_imov_double_store,
9562 znver1_load_imov_direct_store,
9563 znver1_load_imov_direct_load,
9564 znver1_load_imov_double_load): Add new.
9565 (znver1_insn, znver1_insn_load): Add icmov type.
9567 znver1_sseavx_fma_load,
9569 znver1_avx256_fma_load): Fix pipe usage.
9571 2016-02-14 Alan Modra <amodra@gmail.com>
9574 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9575 with an invalid hard reg, reload just the reg not the entire
9576 pre/post-inc/dec address expression.
9578 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9581 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9582 fixed R1_REG scratch reg.
9583 (sibcall_value_pcrel_fdpic): Likewise.
9585 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9589 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9591 2016-02-12 Walter Lee <walt@tilera.com>
9593 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9594 * config/tilegx/t-tilegx: Likewise.
9596 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9599 * diagnostic-show-locus.c (struct line_span): New struct.
9600 (layout::get_first_line): Delete.
9601 (layout::get_last_line): Delete.
9602 (layout::get_num_line_spans): New member function.
9603 (layout::get_line_span): Likewise.
9604 (layout::print_heading_for_line_span_index_p): Likewise.
9605 (layout::get_expanded_location): Likewise.
9606 (layout::calculate_line_spans): Likewise.
9607 (layout::m_first_line): Delete.
9608 (layout::m_last_line): Delete.
9609 (layout::m_line_spans): New field.
9610 (layout::layout): Update comment. Replace m_first_line and
9611 m_last_line with m_line_spans, replacing their initialization
9612 with a call to calculate_line_spans.
9613 (diagnostic_show_locus): When printing source lines and
9614 annotations, rather than looping over a single span
9615 of lines, instead loop over each line_span within
9616 the layout, with an inner loop over the lines within them.
9617 Call the context's start_span callback when changing line spans.
9618 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9619 (diagnostic_build_prefix): Break out the building of the location
9620 part of the string into...
9621 (diagnostic_get_location_text): ...this new function, rewriting
9622 it from nested ternary expressions to a sequence of "if"
9624 (default_diagnostic_start_span_fn): New function.
9625 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9626 (diagnostic_context::start_span): New field.
9627 (default_diagnostic_start_span_fn): New prototype.
9629 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9632 * gcc.c (driver::finalize): Fix cleanup of "specs".
9634 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9638 * gcc.c (driver::driver): Initialize m_option_suggestions.
9639 (driver::~driver): Clean up m_option_suggestions.
9640 (suggest_option): Convert to...
9641 (driver::suggest_option): ...this, and split out into
9642 driver::build_option_suggestions and find_closest_string.
9643 (driver::build_option_suggestions): New function, from
9644 first half of suggest_option. Special-case
9645 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9646 the sanitizer_opts array. For options of enum types, add the
9647 various enum values to the candidate strings.
9648 (driver::handle_unrecognized_options): Remove "const".
9649 * gcc.h (driver::handle_unrecognized_options): Likewise.
9650 (driver::build_option_suggestions): New decl.
9651 (driver::suggest_option): New decl.
9652 (driver::m_option_suggestions): New field.
9653 * opts-common.c (add_misspelling_candidates): New function.
9654 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9655 and make non-static.
9656 * opts.h (sanitizer_opts): New array decl.
9657 (add_misspelling_candidates): New function decl.
9658 * spellcheck.c (find_closest_string): New function.
9659 * spellcheck.h (find_closest_string): New function decl.
9661 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9663 PR rtl-optimization/69764
9664 PR rtl-optimization/69771
9665 * optabs.c (expand_binop_directly): For shift_optab_p, force
9666 convert_modes with VOIDmode if xop1 has VOIDmode.
9668 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9671 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9672 to correctly determine instrumentation thunks.
9674 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9677 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9678 type by reference, force lhs on the call.
9681 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9682 Compute retval and retbnd early in all cases if split_part_return_p
9683 and return_bb is not EXIT. Remove all clobber stmts and reset
9684 all debug stmts that refer to SSA_NAMEs defined in split part,
9685 except if it is retval, in that case replace the old retval with the
9686 lhs of the call to the split part.
9688 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9691 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9694 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9695 whose result is used in PHI.
9696 (maybe_optimize_range_tests): Likewise.
9697 (final_range_test_p): Likweise.
9699 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9702 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9703 whose result is used in PHI.
9704 (maybe_optimize_range_tests): Likewise.
9705 (final_range_test_p): Likweise.
9707 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9709 * cgraph.c: Spelling fixes - behaviour -> behavior and
9710 neighbour -> neighbor.
9711 * target.def: Likewise.
9712 * sel-sched.c: Likewise.
9713 * config/mips/mips.c: Likewise.
9714 * config/arc/arc.md: Likewise.
9715 * config/arm/cortex-a57.md: Likewise.
9716 * config/arm/arm.c: Likewise.
9717 * config/arm/neon.md: Likewise.
9718 * config/arm/arm-c.c: Likewise.
9719 * config/vms/vms-c.c: Likewise.
9720 * config/s390/s390.c: Likewise.
9721 * config/i386/znver1.md: Likewise.
9722 * config/i386/i386.c: Likewise.
9723 * config/ia64/hpux-unix2003.h: Likewise.
9724 * config/msp430/msp430.md: Likewise.
9725 * config/rx/rx.c: Likewise.
9726 * config/rx/rx.md: Likewise.
9727 * config/aarch64/aarch64-simd.md: Likewise.
9728 * config/aarch64/aarch64.c: Likewise.
9729 * config/nvptx/nvptx.c: Likewise.
9730 * config/bfin/bfin.c: Likewise.
9731 * config/cris/cris.opt: Likewise.
9732 * config/rs6000/rs6000.c: Likewise.
9733 * target.h: Likewise.
9734 * spellcheck.c: Likewise.
9735 * ira-build.c: Likewise.
9736 * tree-inline.c: Likewise.
9737 * builtins.c: Likewise.
9738 * lra-constraints.c: Likewise.
9739 * explow.c: Likewise.
9740 * hwint.h: Likewise.
9741 * targhooks.c: Likewise.
9742 * tree-vect-data-refs.c: Likewise.
9744 * doc/tm.texi: Likewise.
9745 * doc/extend.texi: Likewise.
9746 * doc/install.texi: Likewise.
9747 * doc/md.texi: Likewise.
9748 * tree-ssa-tail-merge.c: Likewise.
9749 * sched-int.h: Likewise.
9750 * match.pd: Likewise.
9751 * sched-ebb.c: Likewise.
9752 * target.def (omit_struct_return_reg): Likewise.
9753 * gimple-ssa-isolate-paths.c: Likewise.
9754 (find_implicit_erroneous_behaviour): Renamed to...
9755 (find_implicit_erroneous_behavior): ... this.
9756 (find_explicit_erroneous_behaviour): Renamed to...
9757 (find_explicit_erroneous_behavior): ... this.
9758 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9760 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9762 PR rtl-optimization/64682
9763 PR rtl-optimization/69567
9764 PR rtl-optimization/69737
9765 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9766 in I2 as well, just lose it.
9768 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9770 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9772 (aarch64_last_printed_tune_string): Likewise.
9773 (aarch64_declare_function_name): Only output .arch assembler
9774 directive if it will be different from the previously output
9775 directive. Same for .tune comment but only if -dA is set.
9776 (aarch64_start_file): New function.
9777 (TARGET_ASM_FILE_START): Define.
9779 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9782 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9784 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9787 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9788 -Wmaybe-uninitialized warning.
9790 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9793 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9795 2016-02-11 Richard Biener <rguenther@suse.de>
9797 PR rtl-optimization/69291
9798 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9799 subexpressions affected by changing the result.
9801 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9804 * lra-constraints.c (curr_insn_transform): Find in/out operands
9805 for secondary memory moves. Update dups.
9807 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9809 PR tree-optimization/69652
9810 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9811 to nested loop, did source re-formatting, skip debug statements,
9812 add check on statement with volatile operand, remove dead scalar
9815 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9816 Patrick Palka <ppalka@gcc.gnu.org>
9820 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9821 calls if the return type is TREE_ADDRESSABLE.
9822 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9823 * ipa-split.c (split_function): Fix doubled "we" in comment.
9824 Use void return type for the split part even if
9825 !split_point->split_part_set_retval.
9827 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9829 PR tree-optimization/68021
9830 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9831 when computing the value of biv cand by itself.
9833 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9835 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9836 (cortexa57_tunings): Likewise.
9837 (cortexa72_tunings): Likewise.
9838 (arch_macro_fusion_pair_p): Add support for AES fusion.
9839 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9840 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9841 Allow virtual registers before reload so early scheduling works.
9842 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9843 correct latency and pipeline.
9844 (cortex_a57_crypto_complex): Likewise.
9845 (cortex_a57_crypto_xor): Likewise.
9846 (define_bypass): Add AES bypass.
9848 2016-02-10 Richard Biener <rguenther@suse.de>
9850 PR tree-optimization/69726
9851 * passes.def: Add DCE pass before late uninit.
9852 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9853 really fixup if-conversions job.
9855 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9857 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9858 (arm_cortex_a57_tune): Likewise.
9859 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9860 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9862 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9864 * timevar.def (TV_PHASE_DBGINFO): Delete.
9865 (TV_PHASE_CHECK_DBGINFO): Likewise.
9866 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9868 2016-02-10 Richard Biener <rguenther@suse.de>
9870 PR tree-optimization/69719
9871 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9872 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9874 2016-02-09 Andrew Pinski <apinski@cavium.com>
9877 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9878 get_vcond_mask_icode returns false.
9880 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9883 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9884 an ADDIS that adds a pointer to a large constant that sets the
9885 upper16 bits with a load operation.
9887 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9890 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9892 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9894 (vzipq_s16): Likewise.
9895 (vzipq_s32): Likewise.
9896 (vzipq_f32): Likewise.
9897 (vzipq_u8): Likewise.
9898 (vzipq_u16): Likewise.
9899 (vzipq_u32): Likewise.
9900 (vzipq_p8): Likewise.
9901 (vzipq_p16): Likewise.
9903 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9906 * config/arm/arm.c (neon_endian_lane_map): New function.
9907 (neon_vector_pair_endian_lane_map): New function.
9908 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9909 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9911 (vuzpq_s16): Likewise.
9912 (vuzpq_s32): Likewise.
9913 (vuzpq_f32): Likewise.
9914 (vuzpq_u8): Likewise.
9915 (vuzpq_u16): Likewise.
9916 (vuzpq_u32): Likewise.
9917 (vuzpq_p8): Likewise.
9918 (vuzpq_p16): Likewise.
9920 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9923 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9926 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9929 truncate const_int operand 1 to QImode.
9931 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9933 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9934 corresponding to an abnormal edge.
9936 2016-02-09 Tom de Vries <tom@codesourcery.com>
9938 PR tree-optimization/69599
9939 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9941 (find_func_aliases_for_builtin_call, find_func_clobbers)
9942 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9945 2016-02-09 Richard Biener <rguenther@suse.de>
9947 PR tree-optimization/69715
9948 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9949 LHS on calls as non-rewritable.
9951 2016-02-09 Tom de Vries <tom@codesourcery.com>
9954 * lto-wrapper.c (append_diag_options): New function.
9955 (compile_offload_image): Call append_diag_options.
9957 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9960 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9961 Minor copy-edit to fix verb tenses.
9963 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9965 PR tree-optimization/69209
9966 * ipa-split.c (split_function): If split part is not
9967 returning retval, retval has gimple type but is not
9968 gimple value, force it into a SSA_NAME first.
9970 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9972 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9975 2016-02-08 Jason Merrill <jason@redhat.com>
9978 * convert.c (convert_to_integer_1): Check dofold on truncation
9980 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9981 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9982 Rename from *_nofold.
9983 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9984 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9986 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9989 * tree.c (build_common_tree_nodes): Remove short_double argument.
9990 All callers changed.
9991 * tree.h (build_common_tree_nodes): Adjust declaration.
9992 * doc/invoke.texi (-fshort-double): Remove documentation.
9993 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9994 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9995 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9996 (append_linker_options): Don't handle OPT_fshort_double.
9998 PR rtl-optimization/68730
9999 * lra-remat.c (insn_to_cand_activation): New static variable.
10000 (lra_remat): Allocate and free it.
10001 (create_cand): New arg activation. Initialize a field in
10002 insn_to_cand_activation if it is nonnull.
10003 (create_cands): Pass the activation insn to create_cand when making
10004 a candidate involving an output reload. Reorganize code a little.
10005 (do_remat): Keep track of active status of candidates in a separate
10008 2016-02-08 Richard Biener <rguenther@suse.de>
10010 PR tree-optimization/69719
10011 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10012 Properly use absolute of the difference of the two offsets to
10013 compare or adjust the segment length.
10015 2016-02-08 Richard Biener <rguenther@suse.de>
10016 Jeff Law <law@redhat.com>
10019 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10020 types for anonymous SSA names.
10022 2016-02-08 Richard Biener <rguenther@suse.de>
10024 PR rtl-optimization/69274
10025 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10027 2016-02-08 Jeff Law <law@redhat.com>
10029 PR tree-optimization/65917
10030 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10031 equivalences from if (x == y) style conditionals.
10032 (loop_depth_of_name): Remove.
10033 (record_equality): Remove loop depth check.
10034 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10035 (const_and_copies::record_const_or_copy_raw): New member function.
10036 * tree-ssa-scopedtables.c
10037 (const_and_copies::record_const_or_copy_raw): New, factored out of
10038 (const_and_copies::record_const_or_copy): Call new member function.
10040 2016-02-05 Jeff Law <law@redhat.com>
10042 PR tree-optimization/68541
10043 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10044 (count_stmts_in_block): New function.
10045 (poor_ifcvt_candidate_code): Likewise.
10046 (is_feasible_trace): Add some heuristics to determine when path
10047 splitting is profitable.
10048 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10049 is a diamond with a single exit.
10051 2016-02-05 Martin Sebor <msebor@redhat.com>
10054 * doc/invoke.texi: Update -Wplacement-new to take an optional
10057 2016-02-06 Richard Henderson <rth@redhat.com>
10060 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10061 out of non-standard address spaces.
10063 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10065 PR rtl-optimization/69691
10066 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10068 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10070 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10071 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10072 (*ieee128_mfvsrd_64bit): Likewise.
10073 (*ieee128_mfvsrd_32bit): Likewise.
10075 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10079 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10081 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10082 instrumented_version.
10084 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10086 * doc/invoke.texi (Optimize Options): In table of --param options
10087 rename second occurrence of tracer-min-branch-ratio to
10088 tracer-min-branch-probability, rename
10089 tracer-min-branch-ratio-feedback to
10090 tracer-min-branch-probability-feedback and clarify description,
10091 rename sched-spec-state-edge-prob-cutoff to
10092 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10093 to selsched-insns-to-rename, rename lto-minpartition to
10094 lto-min-partition, delete reorder-blocks-duplicate and
10095 reorder-blocks-duplicate-feedback.
10097 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10099 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10102 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10104 * doc/extend.texi: S/390: Correct some typos.
10106 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10108 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10110 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10113 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10114 (s390_register_info_gprtofpr): Use new macros above.
10115 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10117 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10118 its name. Adjust restore and save gpr ranges.
10119 (s390_register_info_set_ranges): New function.
10120 (s390_register_info): Use new macros above. Call
10121 s390_register_info_set_ranges.
10122 (s390_optimize_register_info): Likewise.
10123 (s390_hard_regno_rename_ok): Use new macros.
10124 (s390_hard_regno_scratch_ok): Likewise.
10125 (s390_emit_epilogue): Likewise.
10126 (s390_can_use_return_insn): Likewise.
10127 (s390_optimize_prologue): Likewise.
10128 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10130 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10133 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10135 (ix86_option_override_internal): Disable TARGET_STV even for
10136 -m{incoming,preferred}-stack-boundary=3.
10138 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10140 * config.gcc: Mark deprecated rtems targets as obsolete.
10142 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10144 PR rtl-optimization/64682
10145 PR rtl-optimization/69567
10146 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10147 before I2 only if the register is both used and set in I2.
10149 2016-02-04 DJ Delorie <dj@redhat.com>
10151 * config/msp430/msp430.c (msp430_start_function): Add function type.
10153 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10156 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10158 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10160 PR rtl-optimization/69577
10162 2015-10-29 Richard Henderson <rth@redhat.com>
10166 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10167 sse check to the exact conditions of PR 67609.
10169 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10172 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10173 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10174 not allowed into the traditional Altivec registers.
10175 (movtd_64bit_nodm): Likewise.
10176 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10178 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10180 * config/aarch64/cortex-a57-fma-steering.c
10181 (aarch64_register_fma_steering): Remove "static" from arguments
10184 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10187 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10188 twice when complex.
10190 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10192 * doc/invoke.texi: Delete -mno-fma4.
10194 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10196 PR rtl-optimization/69577
10197 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10198 (find_subregs_of_mode): Update accordingly. Iterate over partial
10201 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10203 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10204 * config/arm/arm.c (neon_reinterpret): Remove.
10205 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10206 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10207 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10208 vreinterpretti): Remove.
10209 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10210 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10211 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10212 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10213 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10214 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10215 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10216 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10217 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10218 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10219 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10220 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10221 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10222 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10223 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10224 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10225 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10226 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10227 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10228 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10229 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10230 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10231 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10232 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10233 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10234 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10235 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10236 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10237 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10238 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10239 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10240 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10241 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10242 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10243 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10244 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10245 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10246 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10247 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10248 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10249 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10250 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10251 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10252 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10253 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10254 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10255 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10256 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10257 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10258 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10259 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10260 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10261 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10262 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10263 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10264 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10265 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10266 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10267 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10268 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10269 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10270 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10271 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10272 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10273 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10274 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10275 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10276 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10277 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10278 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10279 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10280 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10281 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10282 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10283 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10284 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10285 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10286 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10287 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10288 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10289 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10290 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10291 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10292 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10293 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10294 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10295 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10296 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10297 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10298 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10299 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10300 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10301 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10302 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10303 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10304 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10305 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10306 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10307 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10308 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10309 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10310 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10311 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10313 2016-02-04 Martin Liska <mliska@suse.cz>
10316 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10317 that are gimple_store_p.
10318 (maybe_instrument_call): Likewise.
10320 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10322 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10323 register scaling out of memory reference and comment why.
10325 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10329 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10330 folding the source of a SET.
10332 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10336 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10337 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10339 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10343 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10346 2016-02-04 Christian Bruel <christian.bruel@st.com>
10348 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10349 * config/arm/arm.c (arm_set_current_function): Likewise.
10351 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10352 Ilya Enkovich <enkovich.gnu@gmail.com>
10353 H.J. Lu <hongjiu.lu@intel.com>
10356 * config/i386/i386.c (convert_scalars_to_vector): Remove
10357 stack alignment fixes.
10358 (ix86_option_override_internal): Disable TARGET_STV if stack
10359 might not be aligned enough.
10360 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10362 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10364 * config/i386/x86-tune.def: Disable default prefetching
10367 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10368 Vladimir Makarov <vmakarov@redhat.com>
10371 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10372 in validating fused toc addresses.
10374 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10377 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10378 range->m_caret fields if range->m_show_caret_p is false.
10381 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10382 Force oldval into register if it does not satisfy reg_or_short_operand
10383 predicate. Fix up formatting.
10385 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10386 Alexandre Oliva <aoliva@redhat.com>
10389 * lra-constraints.c (simplify_operand_subreg): Check additionally
10390 address validity after potential reloading.
10391 (process_address_1): Check insns validity. In case of failure do
10394 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10397 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10400 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10402 * wide-int.cc (canonize_uhwi): New function.
10403 (wi::divmod_internal): Use it.
10405 2016-02-02 James Norris <jnorris@codesourcery.com
10407 * gimplify.c (omp_notice_variable): Add usage check.
10409 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10411 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10412 like LE, GE, LT, GT when emitting relational operator.
10414 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10416 * ira-costs.c (find_costs_and_classes): Add extra argument.
10417 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10418 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10419 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10420 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10421 Add best_class parameter, and return it if not ALL_REGS.
10422 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10424 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10425 Update target hook.
10427 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10429 * config/aarch64/aarch64.c
10430 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10431 (aarch64_ira_change_pseudo_allocno_class): New function.
10433 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10436 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10438 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10440 * config/avr/avr.c (avr_option_override): Set
10441 PARAM_ALLOW_STORE_DATA_RACES to 1.
10443 2016-02-02 Richard Biener <rguenther@suse.de>
10445 PR tree-optimization/69595
10446 * match.pd: Add range test simplifications to true/false.
10448 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10450 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10451 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10454 2016-02-02 Richard Biener <rguenther@suse.de>
10456 PR tree-optimization/69606
10457 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10458 info on the result before moving a stmt.
10460 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10462 PR middle-end/68542
10463 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10464 branch with vector comparison.
10465 * config/i386/sse.md (VI48_AVX): New mode iterator.
10466 (define_expand "cbranch<mode>4): Add support for conditional branch
10467 with vector comparison.
10468 * tree-vect-loop.c (optimize_mask_stores): New function.
10469 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10470 has_mask_store field of vect_info.
10471 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10472 vectorized loops having masked stores after vec_info destroy.
10473 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10474 correspondent macros.
10475 (optimize_mask_stores): Add prototype.
10477 2016-02-02 Alan Modra <amodra@gmail.com>
10480 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10483 2016-02-02 Alan Modra <amodra@gmail.com>
10486 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10487 whenever toc_label_name used.
10488 (rs6000_file_start): Don't set up toc section here,
10489 (rs6000_output_function_epilogue): do so here instead,
10490 (rs6000_xcoff_file_start): and here.
10491 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10492 (load_toc_aix_di): Likewise.
10494 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10496 PR rtl-optimization/69592
10497 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10498 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10499 (num_sign_bit_copies_binary_arith_p): New inline function.
10500 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10502 2016-02-01 Jeff Law <law@redhat.com>
10504 PR tree-optimization/69580
10505 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10506 * tree-ssa-threadbackward.c
10507 (fsm_find_control_statement_thread_paths): Do not try to walk
10508 through large PHI nodes.
10510 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10512 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10513 when count is incremented above limit, don't analyze further
10516 * omp-low.c (oacc_parse_default_dims): Avoid
10517 -Wsign-compare warning, make sure value fits into int
10518 rather than just unsigned int.
10520 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10522 PR tree-optimization/67921
10523 * fold-const.c (split_tree): New parameters. Convert pointer
10524 type variable part to proper type before negating.
10525 (fold_binary_loc): Pass new arguments to split_tree.
10527 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10529 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10530 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10531 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10532 * doc/tm.texti: Rebuilt.
10533 * doc/invoke.texi (fopenacc-dim): Document.
10534 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10535 (append_compiler_options): Likewise.
10536 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10537 (oacc_parse_default_dims): New.
10538 (oacc_validate_dims): Add USED arg. Select non-unity default when
10540 (oacc_loop_fixed_partitions): Return mask of used partitions.
10541 (oacc_loop_auto_partitions): Emit dump info.
10542 (oacc_loop_partition): Return mask of used partitions.
10543 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10544 loop partitioning and validation calls.
10546 2016-02-01 Richard Biener <rguenther@suse.de>
10548 PR middle-end/69556
10549 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10551 2016-02-01 Richard Biener <rguenther@suse.de>
10553 PR tree-optimization/69574
10554 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10555 of asserting return chrec_dont_know.
10557 2016-02-01 Martin Liska <mliska@suse.cz>
10559 * mem-stats-traits.h: Add copyright header.
10560 * mem-stats.h: Likewise.
10562 2016-02-01 Richard Biener <rguenther@suse.de>
10564 PR tree-optimization/69579
10565 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10566 Do not propagate through abnormal PHI results.
10568 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10570 * postreload.c (reload_cse_simplify): Remove dead code.
10572 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10574 PR rtl-optimization/69570
10575 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10576 if there is more than one set, not if there is a single set.
10578 2016-02-01 Richard Henderson <rth@redhat.com>
10581 * combine.c (make_compound_operation): When looking through a
10582 subreg, make sure to re-extend to the width of the outer mode.
10584 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10586 PR tree-optimization/69546
10587 * wide-int.cc (wi::divmod_internal): For unsigned division
10588 where both operands fit into uhwi, if o1 is 1 and o0 has
10589 msb set, if divident_prec is larger than bits per hwi,
10590 clear another quotient word and return 2 instead of 1.
10591 Similarly for remainder with msb in HWI set, if dividend_prec
10592 is larger than bits per hwi.
10594 2016-01-29 Martin Jambor <mjambor@suse.cz>
10596 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10597 Use short lowercase names.
10598 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10599 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10600 acq_rel one. Protect warning agains segfaults if
10601 get_memory_order_name returns NULL.
10602 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10603 with release semantics. Do not warn if get_memory_order already did.
10604 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10605 semantics. Fix check for relaxed or acquire semantics. Do not warn
10606 if get_memory_order already did.
10608 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10610 * doc/install.texi: Document that isl-0.16 is supported.
10612 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10615 * config/i386/constraints.md (Bm): Describe as special memory
10617 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10618 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10619 * genpreds.c (struct constraint_data): Add is_special_memory.
10620 (have_special_memory_constraints, special_memory_start): New
10622 (special_memory_end): Ditto.
10623 (add_constraint): Add new arg is_special_memory. Add code to
10624 process its true value. Update have_special_memory_constraints.
10625 (process_define_constraint): Pass the new arg.
10626 (process_define_register_constraint): Ditto.
10627 (choose_enum_order): Process special memory.
10628 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10629 function insn_extra_special_memory_constraint.
10630 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10631 * gensupport.c (process_rtx): Process
10632 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10633 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10634 * ira-lives.c (single_reg_class): Use
10635 insn_extra_special_memory_constraint.
10636 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10637 * lra-constraints.c (process_alt_operands): Ditto.
10638 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10639 * recog.c (asm_operand_ok, preprocess_constraints): Process
10641 * reload.c (find_reloads): Ditto.
10642 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10643 * stmt.c (parse_input_constraint): Use
10644 insn_extra_special_memory_constraint.
10646 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10649 * lra-splill.c (lra_final_code_change): Revert r229087 by
10650 removing all sub-registers.
10652 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10655 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10657 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10660 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10661 SSE1, copy target into the temporary reg first before recursing
10664 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10666 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10669 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10671 * ginclude/stdarg.h: Test __cplusplus instead of
10672 __GXX_EXPERIMENTAL_CXX0X__.
10674 2016-01-29 Richard Biener <rguenther@suse.de>
10676 PR tree-optimization/69547
10677 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10678 Do not mark clobbers necessary.
10679 (mark_all_reaching_defs_necessary_1): Likewise.
10681 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10683 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10684 declaration name with %qs and print it in both error messages.
10685 Also fix indentation.
10687 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10690 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10691 trailing blank line from error message.
10693 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10696 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10699 2016-01-29 Richard Biener <rguenther@suse.de>
10701 PR middle-end/69537
10702 * match.pd: Allow all integral types when simplifying a
10703 widening or sign-changing conversion.
10705 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10707 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10708 back to setting codegen_error to fail codegen.
10710 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/constraints.md (C): Only accept constant zero operand.
10714 (BC): New constraint.
10715 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10716 instead of C constraint.
10717 * doc/md.texi (Machine Constraints): Update description
10720 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10723 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10725 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10727 PR middle-end/69542
10728 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10731 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10733 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10734 branches if using guessed profile.
10736 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10738 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10740 2016-01-28 Richard Henderson <rth@redhat.com>
10743 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10744 * config/aarch64/aarch64-protos.h: Update.
10745 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10746 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10747 (aarch64_get_condition_code_1): Handle CC_Cmode.
10748 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10749 (*add<mode>3_compareC_cconly_imm): New.
10750 (*add<mode>3_compareC_cconly): New.
10751 (*add<mode>3_compareC_imm): New.
10752 (add<mode>3_compareC): New.
10753 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10754 to be first. Use aarch64_carry_operation.
10755 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10756 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10757 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10758 (subti3): Use subdi3_compare1.
10759 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10760 (sub<mode>3_compare1): New.
10761 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10762 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10763 (*subsi3_carryin_uxtw): Likewise.
10764 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10765 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10766 * config/aarch64/iterators.md (DWI): New.
10767 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10768 (aarch64_borrow_operation): New.
10770 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10772 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10773 message when isl does not return a valid schedule.
10775 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10777 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10778 Remove comments from class declarations: they are already in the code
10781 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10783 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10785 (ternary_op_to_tree): Same.
10786 (unary_op_to_tree): Same.
10787 (nary_op_to_tree): Same.
10788 (gcc_expression_from_isl_expr_op): Same.
10789 (gcc_expression_from_isl_expression): Same.
10790 (graphite_create_new_loop): Same.
10791 (graphite_create_new_loop_guard): Same.
10792 (build_iv_mapping): Same.
10793 (graphite_create_new_guard): Same.
10794 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10795 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10797 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10799 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10800 instead of setting codegen_error to fail codegen.
10802 2016-01-28 Jason Merrill <jason@redhat.com>
10804 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10806 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10808 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10809 Remove CONST_INT_P check in CCMP cost calculation.
10811 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10813 * config/aarch64/aarch64.c (generic_vector_cost):
10814 Set vec_permute_cost.
10815 (cortexa57_vector_cost): Likewise.
10816 (exynosm1_vector_cost): Likewise.
10817 (xgene1_vector_cost): Likewise.
10818 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10819 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10820 Add vec_permute_cost entry.
10822 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10824 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10826 (add<mode>3_compare0): Likewise.
10827 (addsi3_compare0_uxtw): Likewise.
10828 (add<mode>3nr_compare0): Likewise.
10829 (compare_neg<mode>): Likewise.
10830 (<optab><mode>3): Likewise.
10832 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10834 * tree-vect-stmts.c (vectorizable_comparison): Add
10835 NULL check for vectype.
10837 2016-01-28 Richard Biener <rguenther@suse.de>
10839 PR tree-optimization/69466
10840 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10841 Account for PHIs we couldn't duplicate.
10843 2016-01-28 Martin Liska <mliska@suse.cz>
10846 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10847 instead of ENABLE_VALGRIND_CHECKING.
10849 2016-01-27 Richard Henderson <rth@redhat.com>
10852 * lra-remat.c (subreg_regs): New.
10853 (dump_candidates_and_remat_bb_data): Dump it.
10854 (operand_to_remat): Reject if operand in subreg_regs.
10855 (set_bb_regs): Collect subreg_regs.
10856 (lra_remat): Init and free subreg_regs. Compute
10857 calculate_local_reg_remat_bb_data before create_cands.
10859 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10862 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10863 change stack_alignment_needed for __tls_get_addr call.
10865 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10867 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10869 2016-01-27 Jeff Law <law@redhat.com>
10871 PR tree-optimization/68398
10872 PR tree-optimization/69196
10873 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10874 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10875 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10876 Only count PHIs in the last block in the path. The others will
10877 const/copy propagate away. Add heuristic to allow more irreducible
10878 subloops to be created when it is likely profitable to do so.
10880 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10881 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10882 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10884 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10887 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10888 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10889 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10890 * tree-streamer-in.c: Include asan.h.
10891 (streamer_get_builtin_tree): For builtins in sanitizer
10892 range call initialize_sanitizer_builtins and retry.
10894 2016-01-27 Ian Lance Taylor <iant@google.com>
10896 * common.opt (fkeep-gc-roots-live): New undocumented option.
10897 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10898 -fkeep-gc-roots-live, skip pointers.
10899 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10902 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10905 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10906 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10908 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10911 * configure.ac: NetBSD provides SSP in its C library.
10912 * configure: Updated.
10914 2016-01-27 Richard Biener <rguenther@suse.de>
10916 PR tree-optimization/69166
10917 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10918 reduction code for commutativity / associativity.
10920 2016-01-27 Martin Jambor <mjambor@suse.cz>
10922 PR tree-optimization/69355
10923 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10924 total_scalarization fails.
10926 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10928 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10931 2016-01-27 Christian Bruel <christian.bruel@st.com>
10934 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10935 Move arm_reset_previous_fndecl and set_target_option_current_node in
10936 the conditional part. Call save_restore_target_globals.
10937 * config/arm/arm.c (arm_set_current_function):
10938 Refactor to better support #pragma target and attribute mix.
10939 Call save_restore_target_globals.
10940 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10942 2016-01-27 Martin Liska <mliska@suse.cz>
10944 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10945 reference for an HSA kernel and its host function.
10947 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10949 PR tree-optimization/69399
10950 * wide-int.h (wi::lrshift): For larger precisions, only
10951 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10953 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10955 * config/arc/predicates.md (proper_comparison_operator): Reject
10956 constant-constant comparison.
10958 2016-01-26 Tom de Vries <tom@codesourcery.com>
10960 PR tree-optimization/69110
10961 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10962 DR_NUM_DIMENSIONS == 0.
10964 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10965 Sebastian Pop <s.pop@samsung.com>
10967 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10968 isl_ast_op_cond and isl_ast_op_select.
10969 (gcc_expression_from_isl_expr_op): Same.
10971 2016-01-26 Jason Merrill <jason@redhat.com>
10974 * tree.c (recompute_constructor_flags): Split out from
10976 (verify_constructor_flags): New.
10977 * tree.h: Declare them.
10979 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10981 PR rtl-optimization/69217
10982 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10983 are no TYPE_FIELDS set for the record type.
10985 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10988 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10989 toc_label_name unconditionally.
10990 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10991 SYMBOL_REF string. Use toc_label_name instead of constructing
10993 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10994 constructing LCTOC1.
10996 2016-01-26 Martin Sebor <msebor@redhat.com>
10999 * doc/extend.texi (Common Type Attributes): Move text that talks about
11000 attribute packed from attribute aligned to the section discussing
11001 the former attribute for clarity.
11003 2016-01-26 Richard Henderson <rth@redhat.com>
11005 PR middle-end/60908
11006 * trans-mem.c (tm_region_init): Mark entry block as visited.
11008 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11011 * diagnostic-show-locus.c (layout::print_source_line): Replace
11012 call to pp_newline with call to layout::print_newline.
11013 (layout::print_annotation_line): Likewise.
11014 (layout::move_to_column): Likewise.
11015 (layout::print_any_fixits): After printing any fixits, print a
11016 trailing newline, if necessary.
11017 (layout::print_newline): New method, resetting any colorization
11019 (diagnostic_show_locus): Move the pp_newline to before the
11020 early bailout. Remove dummy block enclosing the layout instance.
11021 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11022 of pp_newline_and_flush with pp_flush.
11023 (diagnostic_append_note): Delete use of pp_newline.
11024 (diagnostic_append_note_at_rich_loc): Delete.
11025 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11026 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11027 when newline characters are added to the buffer.
11029 2016-01-26 Michael Matz <matz@suse.de>
11031 * configure.ac (ac_cv_std_swap_in_utility): New test.
11032 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11033 * configure: Regenerate.
11034 * config.in: Regenerate.
11036 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11038 * config/arc/arc.md (cstoresi4): Force operand into register.
11039 (arcset<code>): Fix predicate.
11040 (arcsetltu): Likewise.
11041 (arcsetgeu): Likewise.
11042 (arcsethi): Likewise.
11043 (arcsetls): Likewise.
11045 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11047 PR tree-optimization/69483
11048 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11049 if base has error_mark_node type.
11051 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11054 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11055 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11057 (vget_lane_f16): Handle big-endian.
11058 (vgetq_lane_f16): Likewise.
11059 (vset_lane_f16): Likewise.
11060 (vsetq_lane_f16): Likewise.
11061 * config/arm/iterators.md (VQXMOV): Add V8HF.
11062 (VDQ): Add V4HF and V8HF.
11063 (V_reg): Handle V4HF and V8HF.
11064 (Is_float_mode): Likewise.
11065 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11066 neon_vdup_nv8hf): New patterns.
11067 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11068 Use VD_LANE iterator.
11069 (neon_vld1_dup<mode>): Use VQ2 iterator.
11071 2016-01-26 Nathan Sidwell <nathan@acm.org>
11073 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11074 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11075 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11076 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11077 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11078 (oacc_validate_dims): Add LEVEL arg, don't return level.
11079 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11080 oacc_validate_dims.
11081 (execute_oacc_device_lower): Adjust, add more dump output.
11082 * tree-ssa-loop.c (gate_oacc_kernels): Use
11083 oacc_fn_attrib_kernels_p.
11084 * tree-parloops.c (create_parallel_loop): Adjust
11085 set_oacc_fn_attrib call.
11087 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11090 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11091 (append_compiler_options): Handle -fcilkplus.
11092 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11094 2016-01-26 Nick Clifton <nickc@redhat.com>
11097 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11098 been marked as DECL_ONE_ONLY but we do not the means to make it
11099 so, then do not allow it to bind locally.
11101 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11104 * opts.h (parse_sanitizer_options): New prototype.
11105 * opts.c (sanitizer_opts): New array.
11106 (parse_sanitizer_options): New function.
11107 (common_handle_option): Use parse_sanitizer_options.
11109 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11112 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11113 alignment adjustment to ...
11114 (ix86_update_stack_boundary): Here. Don't over-align stack for
11116 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11117 if __tls_get_addr is called.
11119 2016-01-26 Christian Bruel <christian.bruel@st.com>
11121 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11123 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11125 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11127 2016-01-26 Richard Biener <rguenther@suse.de>
11129 PR middle-end/69467
11130 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11132 2016-01-26 Richard Biener <rguenther@suse.de>
11134 PR tree-optimization/69452
11135 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11136 (move_computations_dom_walker::before_dom_children): Rename
11138 (move_computations_worker): This.
11139 (move_computations): Perform an RPO rather than a DOM walk.
11141 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11144 * combine.c (combine_instructions): For REG_EQUAL note with
11145 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11146 to the underlying register.
11147 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11148 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11150 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11153 * config/aarch64/aarch64-builtins.c
11154 (aarch64_init_simd_builtin_types): Do not set structural
11155 equality to __Poly{8,16,64,128}_t types.
11157 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11159 PR tree-optimization/69400
11160 * wide-int.cc (wi_pack): Take the precision as argument and
11161 perform canonicalization here rather than in the callers.
11162 Use the main loop to handle all full-width HWIs. Add a
11163 zero HWI if in_len isn't a full result.
11164 (wi::divmod_internal): Update accordingly.
11165 (wi::mul_internal): Likewise. Simplify.
11167 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11168 Sebastian Pop <s.pop@samsung.com>
11170 * graphite-poly.c (apply_poly_transforms): Simplify.
11171 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11172 (print_isl_map): Same.
11173 (print_isl_union_map): Same.
11174 (print_isl_schedule): New.
11175 (debug_isl_schedule): New.
11176 * graphite-dependences.c (scop_get_reads): Do not call
11177 isl_union_map_add_map that is undocumented isl functionality.
11178 (scop_get_must_writes): Same.
11179 (scop_get_may_writes): Same.
11180 (scop_get_original_schedule): Remove.
11181 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11182 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11183 (compute_deps): Remove.
11184 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11185 (debug_schedule_ast): New.
11186 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11187 set_separate_option.
11188 (graphite_regenerate_ast_isl): Add dump.
11189 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11190 from scop->transformed_schedule.
11191 (graphite_regenerate_ast_isl): Add more dump.
11192 * graphite-optimize-isl.c (optimize_isl): Set
11193 scop->transformed_schedule. Check whether schedules are equal.
11194 (apply_poly_transforms): Move here.
11195 * graphite-poly.c (apply_poly_transforms): ... from here.
11196 (free_poly_bb): Static.
11197 (free_scop): Static.
11198 (pbb_number_of_iterations_at_time): Remove.
11199 (print_isl_ast): New.
11200 (debug_isl_ast): New.
11201 (debug_scop_pbb): New.
11202 * graphite-scop-detection.c (print_edge): Move.
11203 (print_sese): Move.
11204 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11205 (build_scop_scattering): Remove.
11206 (create_pw_aff_from_tree): Assert instead of bailing out.
11207 (add_condition_to_pbb): Remove unused code, do not fail.
11208 (add_conditions_to_domain): Same.
11209 (add_conditions_to_constraints): Remove.
11210 (build_scop_context): New.
11211 (add_iter_domain_dimension): New.
11212 (build_iteration_domains): Initialize pbb->iterators.
11213 Call add_conditions_to_domain.
11216 (index_outermost_in_loop): New.
11217 (index_pbb_in_loop): New.
11218 (outermost_pbb_in): New.
11219 (add_in_sequence): New.
11220 (add_outer_projection): New.
11221 (outer_projection_mupa): New.
11222 (add_loop_schedule): New.
11223 (build_schedule_pbb): New.
11224 (build_schedule_loop): New.
11225 (embed_in_surrounding_loops): New.
11226 (build_schedule_loop_nest): New.
11227 (build_original_schedule): New.
11228 (build_poly_scop): Call build_original_schedule.
11229 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11230 (free_poly_dr): Remove.
11231 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11232 (free_poly_bb): Remove.
11233 (debug_loop_vec): Remove.
11234 (print_isl_ast): Declare.
11235 (debug_isl_ast): Declare.
11236 (scop_do_interchange): Remove.
11237 (scop_do_strip_mine): Remove.
11238 (scop_do_block): Remove.
11239 (flatten_all_loops): Remove.
11240 (optimize_isl): Remove.
11241 (pbb_number_of_iterations_at_time): Remove.
11242 (debug_scop_pbb): Declare.
11243 (print_schedule_ast): Declare.
11244 (debug_schedule_ast): Declare.
11245 (struct scop): Remove schedule. Add original_schedule,
11246 transformed_schedule.
11247 (free_gimple_poly_bb): Remove.
11248 (print_generated_program): Remove.
11249 (debug_generated_program): Remove.
11250 (unify_scattering_dimensions): Remove.
11251 * sese.c (print_edge): ... here.
11252 (print_sese): ... here.
11253 (debug_edge): ... here.
11254 (debug_sese): ... here.
11255 * sese.h (print_edge): Declare.
11256 (print_sese): Declare.
11257 (dump_edge): Declare.
11258 (dump_sese): Declare.
11260 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11261 Sebastian Pop <s.pop@samsung.com>
11263 * Makefile.in: Set ISLVER in site.exp.
11265 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11267 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11268 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11269 through DECL_VALUE_EXPR for expansion.
11271 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11273 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11274 the frame info after reload completed.
11276 2016-01-25 Jeff Law <law@redhat.com>
11278 PR tree-optimization/69196
11279 PR tree-optimization/68398
11280 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11281 tree-ssa-threadupdate.c.
11282 (determine_bb_domination_status): Prototype
11283 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11284 (determine_bb_domination_status): No longer static.
11285 (valid_jump_thread_path): Remove code to detect characteristics
11286 of the jump thread path not associated with correctness.
11287 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11288 Correct test for thread path length. Count PHIs for real operands as
11289 statements that need to be copied. Do not count ASSERT_EXPRs.
11290 Look at all the blocks in the thread path. Compute and selectively
11291 filter thread paths based on threading through the latch, threading
11292 a multiway branch or crossing a multiway branch.
11294 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11296 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11297 decl with __attribute__ ((unused)) annotation.
11299 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11302 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11303 of operands is compatible with a statement vectype.
11305 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11307 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11308 improve wording for mixed storage order support.
11310 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11312 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11313 (vcvt_u64_f64): Likewise.
11314 (vcvta_s64_f64): Likewise.
11315 (vcvta_u64_f64): Likewise.
11316 (vcvtm_s64_f64): Likewise.
11317 (vcvtm_u64_f64): Likewise.
11318 (vcvtn_s64_f64): Likewise.
11319 (vcvtn_u64_f64): Likewise.
11320 (vcvtp_s64_f64): Likewise.
11321 (vcvtp_u64_f64): Likewise.
11323 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11325 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11326 (arc_init): Check validity mll64 option.
11327 (arc_save_restore): Use double load/store instruction.
11328 (arc_expand_movmem): Likewise.
11329 (arc_split_move): Don't split if we have double load/store
11330 instructions. Returns a boolean.
11331 (arc_process_double_reg_moves): Change function to return boolean
11332 instead of a sequence of instructions.
11333 (arc_dwarf_register_span): New function.
11334 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11335 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11336 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11337 (*movdf_insn): Likewise.
11338 * config/arc/arc.opt (mll64): New option.
11339 * config/arc/predicates.md (even_register_operand): New predicate.
11340 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11342 2016-01-25 Richard Biener <rguenther@suse.de>
11345 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11346 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11348 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11350 2016-01-25 Richard Biener <rguenther@suse.de>
11352 PR tree-optimization/69376
11353 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11355 (VN_INFO_ANTI_RANGE_P): New inline.
11356 (VN_INFO_RANGE_TYPE): Likewise.
11357 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11358 SSA_NAME_ANTI_RANGE_P.
11359 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11361 Properly query VN_INFO_RANGE_TYPE.
11363 2016-01-25 Nick Clifton <nickc@redhat.com>
11366 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11368 2016-01-23 Tom de Vries <tom@codesourcery.com>
11370 PR tree-optimization/69426
11371 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11374 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11376 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11377 "the the" with "the" in the comments.
11378 * ipa-devirt.c (build_type_inheritance_graph,
11379 update_type_inheritance_graph): Likewise.
11380 * tree.c (build_function_type_list_1): Likewise.
11381 * cfgloopmanip.c (scale_loop_profile): Likewise.
11382 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11383 * gimple-ssa-split-paths.c
11384 (find_block_to_duplicate_for_splitting_paths): Likewise.
11385 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11386 * expr.c (convert_move): Likewise.
11387 * var-tracking.c (vt_stack_adjustments): Likewise.
11388 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11389 * tree-vrp.c (test_for_singularity): Likewise.
11391 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11392 directly instead of building a temporary tree.
11395 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11396 remove <algorithm> include.
11398 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11401 * config/i386/i386.c: Include dojump.h.
11402 (expand_small_movmem_or_setmem,
11403 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11405 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11406 if dynamic_check != -1.
11408 2016-01-21 Jeff Law <law@redhat.com>
11410 PR middle-end/69347
11411 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11412 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11413 into dominated_by_p.
11414 (cprop_into_successor_phis): Avoid unnecessary tests.
11416 2016-01-22 Richard Henderson <rth@redhat.com>
11419 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11420 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11422 2016-01-22 Michael Matz <matz@suse.de>
11424 * system.h (string, algorithm): Include only conditionally.
11425 (new): Include always under C++.
11426 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11427 * final.c (toplevel): Ditto.
11428 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11429 * genconditions.c (write_header): Make gencondmd.c define
11431 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11433 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11434 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11436 2016-01-22 Christian Bruel <christian.bruel@st.com>
11439 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11441 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11444 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11445 define_insn_and_split. Ensure operands[1] and operands[0] do not
11446 get assigned the same register.
11448 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11450 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11452 2016-01-22 Christian Bruel <christian.bruel@st.com>
11454 * config/arm/arm-c.c (arm_pragma_target_parse):
11455 Remove warn_builtin_macro_redefined overwrite.
11457 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11459 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11460 flag_non_call_exceptions compatibility.
11462 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11465 * dwarf2out.c (add_child_die_after): New function.
11466 (dwarf_qual_info_t): New type.
11467 (dwarf_qual_info): New variable.
11468 (qualified_die_p): New function.
11469 (modified_type_die): For -fdebug-types-section, ensure
11470 canonical order of qualifiers. Put qualified DIEs adjacent
11471 to the corresponding non-qualified type DIE and search there
11472 for existing qualified DIEs.
11474 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11476 * doc/extend.texi (scalar_storage_order type attribute): Document
11477 restriction on type punning and aliasing, and remove future tense.
11479 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11482 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11485 2016-01-21 Jeff Law <law@redhat.com>
11487 PR middle-end/69347
11488 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11489 useless call to record_temporary_equivalences.
11490 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11491 allocate 10 slots in the bb_path vector and let it grow as needed.
11492 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11495 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11497 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11499 * configure: Regenerate.
11501 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11503 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11504 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11506 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11508 PR middle-end/66178
11509 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11510 drop EXPAND_INITIALIZER.
11511 * rtl.h (contains_symbolic_reference_p): Declare.
11512 * rtlanal.c (contains_symbolic_reference_p): New function.
11513 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11514 a subtraction into a NOT if symbolic constants are involved.
11516 2016-01-21 Anton Blanchard <anton@samba.org>
11517 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11520 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11522 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11525 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11527 * config/microblaze/microblaze.c
11528 (get_branch_target): New.
11529 (insert_wic_for_ilb_runout): New.
11531 (microblaze_machine_dependent_reorg): New.
11532 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11533 * config/microblaze/microblaze.md
11534 (UNSPEC_IPREFETCH): Define.
11535 (iprefetch): New pattern
11536 * config/microblaze/microblaze.opt
11537 (mxl-prefetch): New flag.
11539 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11541 * config/microblaze/microblaze.h
11542 (FIXED_REGISTERS): Update in macro.
11543 (CALL_USED_REGISTERS): Update in macro.
11545 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11547 PR rtl-optimization/68920
11548 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11551 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11553 PR rtl-optimization/68990
11554 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11555 pseudo instead of inheritance ones.
11557 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11558 Nick Clifton <nickc@redhat.com>
11562 * config/mips/mips.c (mips_compute_frame_info): Initialise
11563 args_size and hard_frame_pointer_offset fields of the frame
11564 structure before calling mips_global_pointer.
11566 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11568 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11570 * configure: Regenerate.
11572 2016-01-21 Richard Biener <rguenther@suse.de>
11574 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11576 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11578 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11579 to actually emit the .size directive.
11581 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11582 Jakub Jelinek <jakub@redhat.com>
11586 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11587 args array size by one to avoid buffer overflow.
11589 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11591 * config/s390/s390.md (pool_section_start): Use switch_to_section
11592 to select proper read-only data section instead of hardcoding
11594 (pool_section_end): Use switch_to_section to match the above.
11596 2016-01-21 Richard Biener <rguenther@suse.de>
11598 PR tree-optimization/69378
11599 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11600 (set_ssa_val_to): Use it for dominance checks taking into
11601 account not executable edges.
11603 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11606 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11607 for bitsize instead of GET_MODE_PRECISION (mode).
11609 2016-01-20 Martin Sebor <msebor@redhat.com>
11612 * extend.texi (__sync Builtins): Clarify the semantics of
11613 __sync_fetch_and_OP built-ins on pointers.
11614 (__atomic Builtins): Same.
11616 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11617 Sebastian Pop <s.pop@samsung.com>
11619 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11620 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11621 (is_valid_rename): Same.
11622 (translate_isl_ast_to_gimple::get_rename): Same.
11623 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11624 (translate_isl_ast_to_gimple::rename_uses): Same.
11625 (get_new_name): Check for close_phi nodes.
11626 (copy_loop_phi_args): Use phi_node_kind.
11627 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11628 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11630 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11631 Sebastian Pop <s.pop@samsung.com>
11633 Revert commit r229783.
11634 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11635 Remove use of parameter_rename_map.
11636 (copy_def): Remove.
11637 (copy_internal_parameters): Remove.
11638 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11639 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11640 (free_sese_info): Do not free parameter_rename_map.
11641 (set_rename): Do not use parameter_rename_map.
11642 (rename_uses): Update call to set_rename.
11643 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11644 * sese.h (parameter_rename_map_t): Remove.
11645 (struct sese_info_t): Remove field parameter_rename_map.
11647 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11648 Sebastian Pop <s.pop@samsung.com>
11650 * graphite-isl-ast-to-gimple.c: Fix comment.
11651 * graphite-scop-detection.c (defined_in_loop_p): New.
11652 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11653 names defined in loop.
11655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11656 Sebastian Pop <s.pop@samsung.com>
11658 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11659 Discard unstructured if-then-else regions.
11661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11662 Sebastian Pop <s.pop@samsung.com>
11664 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11665 (cleanup_loop_iter_dom): Remove.
11666 (build_loop_iteration_domains): Remove.
11667 (build_scop_context): Remove.
11668 (build_scop_iteration_domain): Remove.
11669 (add_loop_constraints): New.
11670 (build_iteration_domains): New.
11671 (build_poly_scop): Call build_iteration_domains.
11673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11674 Sebastian Pop <s.pop@samsung.com>
11676 * graphite-scop-detection.c
11677 (scop_detection::harmful_loop_in_region): Free dom and loops.
11678 (scop_detection::loop_body_is_valid_scop): Free bbs.
11680 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11681 Sebastian Pop <s.pop@samsung.com>
11683 * graphite-scop-detection.c (record_loop_in_sese): New.
11684 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11685 (build_scops): Remove call to build_sese_loop_nests.
11686 * sese.c (sese_record_loop): Remove.
11687 (build_sese_loop_nests): Remove.
11688 (new_sese_info): Remove region->loops.
11689 (free_sese_info): Same.
11690 * sese.h (sese_contains_loop): Same.
11691 (build_sese_loop_nests): Remove.
11692 (sese_contains_loop): Remove.
11694 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11695 Sebastian Pop <s.pop@samsung.com>
11697 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11698 loop_is_valid_in_scop.
11699 (scop_detection::harmful_stmt_in_region): Renamed
11700 harmful_loop_in_region.
11701 Call loop_is_valid_in_scop.
11703 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11704 Sebastian Pop <s.pop@samsung.com>
11706 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11709 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11710 Sebastian Pop <s.pop@samsung.com>
11712 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11713 * graphite.h (struct poly_bb): Remove field is_reduction.
11714 (PBB_IS_REDUCTION): Remove.
11716 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11717 Sebastian Pop <s.pop@samsung.com>
11719 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11720 (add_pdr_constraints): Same.
11721 (scop_get_reads): Same.
11722 (scop_get_must_writes): Same.
11723 (scop_get_may_writes): Same.
11724 (scop_get_original_schedule): Same.
11725 (extend_schedule): Same.
11726 (apply_schedule_on_deps): Same.
11727 (carries_deps): Same.
11728 (compute_deps): Same.
11729 (scop_get_dependences): Same.
11730 * graphite-isl-ast-to-gimple.c
11731 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11732 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11733 (get_schedule_for_band_list): Same.
11734 (get_schedule_map): Same.
11735 (apply_schedule_map_to_scop): Same.
11736 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11737 (build_loop_iteration_domains): Same.
11738 (add_condition_to_pbb): Same.
11739 (add_param_constraints): Same.
11740 (pdr_add_memory_accesses): Same.
11741 (pdr_add_data_dimensions): Same.
11743 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11745 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11748 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11750 * common.opt (feliminate-dwarf2-dups): Replace references to
11751 "DWARF 2" with just "DWARF".
11752 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11753 * doc/extend.texi: Likewise.
11754 * doc/cpp.texi: Likewise.
11755 * doc/invoke.texi: Likewise.
11756 (Option Summary): Add -gdwarf to list of Debugging Options.
11757 (Debugging Options): Document -gdwarf.
11758 * doc/contrib.texi: Spell "DWARF" like that.
11760 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11762 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11763 warning. Fix up formatting.
11765 PR middle-end/67653
11766 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11767 attempt to mark memory input operand addressable and
11768 call prepare_gimple_addressable in that case. Don't adjust
11769 input_location for diagnostics, use error_at instead.
11771 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11773 * config/rs6000/ppc-auxv.h: New file.
11774 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11775 (cpu_is): Likewise.
11776 (cpu_supports): Likewise.
11777 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11778 (cpu_is_info): New variable.
11779 (cpu_supports_info): Likewise.
11780 (tcb_verification_symbol): Likewise.
11781 (cpu_builtin_p): Likewise.
11782 (cpu_expand_builtin): New function.
11783 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11784 (rs6000_init_builtins): Likewise.
11785 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11786 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11787 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11788 * configure: Regenerate.
11789 * config.in: Likewise.
11790 * doc/extend.texi (PowerPC Built-in Functions): Document
11791 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11793 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11796 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11798 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11801 2016-01-20 Richard Henderson <rth@redhat.com>
11807 * tree.c (tm_define_builtin): New.
11808 (find_tm_vector_type): New.
11809 (build_tm_vector_builtins): New.
11810 (build_common_builtin_nodes): Call it.
11812 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11814 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11815 (arm_fp_ok): Likewise.
11816 (arm_fp): Likewise.
11817 (arm_crypto): Likewise.
11819 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11820 Richard Biener <rguenther@suse.de>
11822 PR tree-optimization/69328
11823 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11824 vectors have same number of elements.
11825 (vectorizable_condition): Fix masked version recognition.
11827 2016-01-20 Richard Biener <rguenther@suse.de>
11829 PR tree-optimization/69345
11830 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11831 (VN_INFO_PTR_INFO): Likewise.
11832 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11833 info when it is equal between non-dominating SSA names.
11834 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11835 Make sure to look at original SSA infos.
11837 2016-01-20 Jeff Law <law@redhat.com>
11840 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11842 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11843 (pc_or_label_operand): New predicate.
11844 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11845 tests for small integers that are 2^n - 1.
11847 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11849 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11851 2016-01-19 Jeff Law <law@redhat.com>
11853 PR middle-end/69347
11854 * tree-ssa-threadbackwards.c
11855 (fsm_find_control_statement_thread_paths): Do not try to lookup
11856 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11858 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11860 * doc/lto.texi: Remove text that says only Gold has linker plugin
11863 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11865 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11866 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11867 the DIE accordingly.
11868 (modified_type_die): Add REVERSE parameter and pass it recursively,
11869 as well as to base_type_die. Adjust presence check accordingly.
11870 (base_type_for_mode): Adjust call to modified_type_die.
11871 (add_type_attribute): Add REVERSE parameter and pass it to
11873 (generic_parameter_die): Adjust call to add_type_attribute.
11874 (add_scalar_info): Likewise.
11875 (add_subscript_info): Likewise.
11876 (gen_array_type_die): Likewise.
11877 (gen_descr_array_type_die): Likewise.
11878 (gen_entry_point_die): Likewise.
11879 (gen_enumeration_type_die): Likewise.
11880 (gen_formal_parameter_die): Likewise.
11881 (gen_subprogram_die): Likewise.
11882 (gen_variable_die ): Likewise.
11883 (gen_const_die): Likewise.
11884 (gen_field_die): Likewise.
11885 (gen_pointer_type_die): Likewise.
11886 (gen_reference_type_die): Likewise.
11887 (gen_ptr_to_mbr_type_die): Likewise.
11888 (gen_inheritance_die): Likewise.
11889 (gen_subroutine_type_die): Likewise.
11890 (gen_typedef_die): Likewise.
11891 (force_type_die): Adjust call to modified_type_die.
11893 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11895 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11896 flow throughout the file. Fix broken link to Objective-C 2.0
11898 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11901 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11903 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11905 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11908 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11909 (maybe_record_node): Record cxa_pure_virtual as the only possible
11910 target if there are not ohter candidates.
11911 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11913 2016-01-19 Richard Biener <rguenther@suse.de>
11915 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11916 (get_memory_order): Likewise.
11918 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11920 * tree-vect-stmts.c (vectorizable_store): Check
11923 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11926 * gcc.c (driver::decode_argv): Add call to
11927 init_opts_obstack before init_options_struct.
11928 * opts.c (init_opts_obstack): Remove idempotency.
11929 (init_options_struct): Replace call to init_opts_obstack
11930 with a gcc_assert to verify that it has already been called.
11931 * toplev.c (toplev::main): Add call to init_opts_obstack before
11932 calls to init_options_struct.
11933 (toplev::finalize): Move cleanup of opts_obstack next to
11934 cleanup of save_decoded_options, clearing the latter, and
11935 save_decoded_options_count.
11937 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11940 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11941 attribute to unconditional. Remove %? from output template.
11943 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11944 Jiong Wang <jiong.wang@arm.com>
11946 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11947 generated from different expand order.
11949 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11951 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11952 Add support for CCMP costing.
11954 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11956 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11957 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11958 (fccmpe<mode>): Likewise.
11959 (fcmp): Rename to fcmp and globalize pattern.
11961 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11962 (aarch64_gen_ccmp_next): Add FP support.
11964 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11966 * target.def (gen_ccmp_first): Update documentation.
11967 (gen_ccmp_next): Likewise.
11968 * doc/tm.texi (gen_ccmp_first): Update documentation.
11969 (gen_ccmp_next): Likewise.
11970 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11971 expand_ccmp_expr_1. Improve comments.
11972 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11973 (ccmp_ior<mode>): Remove pattern.
11974 (cmp<mode>): Remove expand.
11975 (cmp): Globalize pattern.
11976 (cstorecc4): Use cc_register.
11977 (mov<mode>cc): Remove ccmp_cc_register check.
11978 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11979 Simplify after removal of CC_DNE/* modes.
11980 (aarch64_ccmp_mode_to_code): Remove.
11981 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11982 In 'k' case use integer as condition.
11983 (aarch64_nzcv_codes): Remove inverted cases.
11984 (aarch64_code_to_ccmode): Remove.
11985 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11986 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11987 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11988 pattern. Return the comparison with CC register. Invert conditions
11989 when bitcode is OR.
11990 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11991 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11993 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11995 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11996 instrumented_version.
11998 2016-01-19 Richard Biener <rguenther@suse.de>
12000 PR tree-optimization/69336
12001 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12002 handled components with get_ref_base_and_extent.
12003 (equal_mem_array_ref_p): Adjust.
12005 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12008 * shrink-wrap.c: Include valtrack.h.
12009 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12010 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12011 in between insn and where it will be moved to. Call
12012 dead_debug_insert_temp.
12013 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12014 first and dead_debug_local_finish at the end.
12015 For uses and defs bitmap, handle all regs in between REGNO and
12016 END_REGNO, not just the first one.
12018 2016-01-19 Richard Biener <rguenther@suse.de>
12020 PR tree-optimization/69352
12021 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12022 (equal_mem_array_ref_p): Constrain size and max size properly.
12023 Compare the reverse flag.
12025 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12027 * ira.c (ira): Update regstat data if we deleted insns.
12029 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12031 PR rtl-optimization/68955
12032 PR rtl-optimization/64557
12033 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12034 here. Fix up formatting.
12035 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12037 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12040 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12041 assume that the node has body.
12042 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12045 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12047 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12050 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12052 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12053 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12055 2016-01-19 Martin Jambor <mjambor@suse.cz>
12056 Martin Liska <mliska@suse.cz>
12057 Michael Matz <matz@suse.de>
12059 * Makefile.in (OBJS): Add new source files.
12060 (GTFILES): Add hsa.c.
12061 * common.opt (disable_hsa): New variable.
12062 (-Whsa): New warning.
12063 * config.in (ENABLE_HSA): New.
12064 * configure.ac: Treat hsa differently from other accelerators.
12065 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12066 $enable_offloading.
12067 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12068 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12069 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12070 --with-hsa-kmt-lib.
12071 * doc/invoke.texi (-Whsa): Document.
12072 (hsa-gen-debug-stores): Likewise.
12073 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12074 to invoke offload compiler for hsa acclerator.
12075 * opts.c (common_handle_option): Determine whether HSA offloading
12076 should be performed.
12077 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12078 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12079 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12080 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12081 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12082 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12083 GF_OMP_FOR_KIND_GRID_LOOP.
12084 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12085 (pp_gimple_stmt_1): Likewise.
12086 * gimple-walk.c (walk_gimple_stmt): Likewise.
12087 * gimple.c (gimple_build_omp_grid_body): New function.
12088 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12089 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12090 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12091 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12092 GF_OMP_TEAMS_GRID_PHONY.
12093 (gimple_statement_omp_single_layout): Updated comments.
12094 (gimple_build_omp_grid_body): New function.
12095 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12096 (gimple_omp_for_grid_phony): New function.
12097 (gimple_omp_for_set_grid_phony): Likewise.
12098 (gimple_omp_parallel_grid_phony): Likewise.
12099 (gimple_omp_parallel_set_grid_phony): Likewise.
12100 (gimple_omp_teams_grid_phony): Likewise.
12101 (gimple_omp_teams_set_grid_phony): Likewise.
12102 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12103 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12104 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12105 (BUILT_IN_GOMP_TARGET): Updated type.
12106 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12107 (adjust_for_condition): New function.
12108 (get_omp_for_step_from_incr): Likewise.
12109 (extract_omp_for_data): Moved parts to adjust_for_condition and
12110 get_omp_for_step_from_incr.
12111 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12112 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12113 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12114 (scan_omp_parallel): Do not create child functions for phony
12116 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12117 (scan_omp_1_op): Checking assert we are not remapping to
12118 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12119 (parallel_needs_hsa_kernel_p): New function.
12120 (expand_parallel_call): Register apprpriate parallel child
12121 functions as HSA kernels.
12122 (grid_launch_attributes_trees): New type.
12123 (grid_attr_trees): New variable.
12124 (grid_create_kernel_launch_attr_types): New function.
12125 (grid_insert_store_range_dim): Likewise.
12126 (grid_get_kernel_launch_attributes): Likewise.
12127 (get_target_argument_identifier_1): Likewise.
12128 (get_target_argument_identifier): Likewise.
12129 (get_target_argument_value): Likewise.
12130 (push_target_argument_according_to_value): Likewise.
12131 (get_target_arguments): Likewise.
12132 (expand_omp_target): Call get_target_arguments instead of looking
12133 up for teams and thread limit.
12134 (grid_expand_omp_for_loop): New function.
12135 (grid_arg_decl_map): New type.
12136 (grid_remap_kernel_arg_accesses): New function.
12137 (grid_expand_target_kernel_body): New function.
12138 (expand_omp): Call it.
12139 (lower_omp_for): Do not emit phony constructs.
12140 (lower_omp_taskreg): Do not emit phony constructs but create for them
12141 a temporary variable receiver_decl.
12142 (lower_omp_taskreg): Do not emit phony constructs.
12143 (lower_omp_teams): Likewise.
12144 (lower_omp_grid_body): New function.
12145 (lower_omp_1): Call it.
12146 (grid_reg_assignment_to_local_var_p): New function.
12147 (grid_seq_only_contains_local_assignments): Likewise.
12148 (grid_find_single_omp_among_assignments_1): Likewise.
12149 (grid_find_single_omp_among_assignments): Likewise.
12150 (grid_find_ungridifiable_statement): Likewise.
12151 (grid_target_follows_gridifiable_pattern): Likewise.
12152 (grid_remap_prebody_decls): Likewise.
12153 (grid_copy_leading_local_assignments): Likewise.
12154 (grid_process_kernel_body_copy): Likewise.
12155 (grid_attempt_target_gridification): Likewise.
12156 (grid_gridify_all_targets_stmt): Likewise.
12157 (grid_gridify_all_targets): Likewise.
12158 (execute_lower_omp): Call grid_gridify_all_targets.
12159 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12160 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12161 (tree_omp_clause): Added union field dimension.
12162 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12163 * tree.c (omp_clause_num_ops): Added number of arguments of
12164 OMP_CLAUSE__GRIDDIM_.
12165 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12166 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12167 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12168 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12169 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12170 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12171 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12172 * tree-pass.h (make_pass_gen_hsail): Declare.
12173 (make_pass_ipa_hsa): Likewise.
12174 * ipa-hsa.c: New file.
12175 * lto-section-in.c (lto_section_name): Add hsa section name.
12176 * lto-streamer.h (lto_section_type): Add hsa section.
12177 * timevar.def (TV_IPA_HSA): New.
12178 * hsa-brig-format.h: New file.
12179 * hsa-brig.c: New file.
12180 * hsa-dump.c: Likewise.
12181 * hsa-gen.c: Likewise.
12184 * toplev.c (compile_file): Call hsa_output_brig.
12185 * hsa-regalloc.c: New file.
12187 2016-01-18 Jeff Law <law@redhat.com>
12189 PR tree-optimization/69320
12190 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12191 ranged object, do nothing if the RHS constant is not [0..1].
12192 (optimize_stmt): Comparing a boolean ranged object against a
12193 constant outside [0..1] results in a compile-time constant.
12195 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12198 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12200 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12201 (Option Summary): Update to reflect new section and moved options.
12202 (C++ Dialect Options): Move -fstats to new section.
12203 (Debugging Options): Move all dump, statistics, and other GCC
12204 developer options to new section. Rewrite section introduction
12205 and re-order remaining options to put the more basic ones first.
12206 (Optimization Options): Move -fira-verbose and -flto-report* to
12208 (Developer Options): New section incorporating moved options.
12209 * doc/cppopts.texi (-dM): Update cross-reference.
12211 2016-01-18 Richard Henderson <rth@redhat.com>
12214 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12215 operands to pseudo only if CSE is expected. Split long immediate
12216 operands only after reload, and for the stack pointer.
12217 (*add<GPI>3_pluslong): Remove.
12218 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12219 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12220 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12221 (*add<GPI>3 peepholes): New.
12222 (*add<GPI>3 splitters): New.
12223 * config/aarch64/constraints.md (Upl): New.
12224 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12226 2016-01-18 Richard Biener <rguenther@suse.de>
12228 PR tree-optimization/69297
12229 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12231 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12233 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12235 PR middle-end/68542
12236 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12237 of mixind vector and scalar types.
12238 (fold_relational_const): Add handling of vector
12239 comparison with boolean result.
12240 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12241 comparison of vector operands with boolean result for EQ/NE only.
12242 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12243 (verify_gimple_cond): Likewise.
12244 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12247 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12249 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12252 2016-01-18 Richard Biener <rguenther@suse.de>
12254 PR middle-end/69308
12255 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12257 2016-01-18 Tom de Vries <tom@codesourcery.com>
12259 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12261 2016-01-18 Tom de Vries <tom@codesourcery.com>
12263 * omp-low.c (set_oacc_fn_attrib): Make extern.
12264 * omp-low.h (set_oacc_fn_attrib): Declare.
12265 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12266 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12267 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12268 Add and handle function parameter oacc_kernels_p.
12269 (find_reduc_addr, get_omp_data_i_param): New function.
12270 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12271 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12272 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12273 Calculate dominance info. Skip loops that are not in a kernels region
12274 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12275 (pass_parallelize_loops::execute): Call parallelize_loops with
12276 oacc_kernels_p argument.
12277 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12278 New member function.
12279 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12280 * passes.def: Add argument to pass_parallelize_loops instantation.
12282 2016-01-18 Tom de Vries <tom@codesourcery.com>
12284 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12285 pass_parallelize_loops to be run outside the loop pipeline.
12287 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12289 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12290 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12292 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12295 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12296 using get_ref_base_and_extent.
12297 (equal_mem_array_ref_p): New.
12298 (hashable_expr_equal_p): Add call to previous.
12300 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12303 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12304 (sra_initialize): Allocate disqualified_constants.
12305 (sra_deinitialize): Free disqualified_constants.
12306 (disqualify_candidate): Update disqualified_constants when appropriate.
12307 (create_access): Scan for constant-pool entries as we go along.
12308 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12309 (maybe_add_sra_candidate): Allow constant-pool entries.
12310 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12311 (initialize_constant_pool_replacements): New.
12312 (sra_modify_assign): Avoid mangling assignments created by previous,
12313 and don't generate writes into constant pool.
12314 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12316 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12318 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12319 andnot instruction.
12320 (scalar_chain::convert_op): Likewise.
12321 * config/i386/i386.md (*andndi3_doubleword): New.
12323 2016-01-18 Richard Biener <rguenther@suse.de>
12325 PR tree-optimization/69170
12326 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12327 building a vector from scalar results of a pattern stmt.
12329 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12331 * haifa-sched.c (autopref_multipass_init): Work around
12332 -Wmaybe-uninitialized warning.
12334 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12336 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12337 against the constant 0.
12339 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12341 PR tree-optimization/68799
12342 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12343 look up phi candidates in the statement-candidate map.
12344 (phi_add_costs): Likewise.
12345 (record_phi_increments): Likewise.
12346 (phi_incr_cost): Likewise.
12347 (ncd_with_phi): Likewise.
12348 (all_phi_incrs_profitable): Likewise.
12350 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12352 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12353 -Wmaybe-uninitialized warning.
12355 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12357 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12358 (Option Summary): Update to reflect new section and moved options.
12359 (C++ Dialect Options): Move -fvtable-verify and related options.
12360 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12361 and profiling-related options.
12362 (Optimization Options): Move profile generation options and
12363 -fstack-protector and related options.
12364 (Instrumentation Options): New section incorporating moved options.
12365 (Code Generation Options): Move -finstrument-functions and
12366 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12368 2016-01-16 Tom de Vries <tom@codesourcery.com>
12370 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12372 2016-01-16 Tom de Vries <tom@codesourcery.com>
12374 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12376 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12378 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12379 that checks whether the table is already empty. Rename the
12380 original implementation to...
12381 (hash_table::empty_slot): ...this new private function.
12383 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12385 PR diagnostic/68899
12386 * diagnostic-show-locus.c (layout::print_source_line): Move x
12387 offset of line until after call to
12388 get_line_width_without_trailing_whitespace.
12390 2016-01-15 Jeff Law <law@redhat.com>
12392 PR tree-optimization/69270
12393 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12394 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12395 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12396 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12397 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12398 ssa_name_has_boolean_range and constant_boolean_node.
12400 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12402 PR rtl-optimization/69030
12403 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12405 (spill_pseudos): Delete debug insn for dead pseudo.
12406 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12408 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12410 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12412 (TYPES_UNOPUS): Likewise.
12413 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12414 builtin type, from UNOP to UNOPUS.
12415 (lbtruncuv4sf): Likewise.
12416 (lbtruncuv2df): Likewise.
12417 (lrounduv2sf): Likewise.
12418 (lrounduv4sf): Likewise.
12419 (lrounduv2df): Likewise.
12420 (lroundusf): Likewise.
12421 (lroundusf): Likewise.
12422 (lceiluv2sf): Likewise.
12423 (lceiluv4sf): Likewise.
12424 (lceiluv2df): Likewise.
12425 (lceilusf): Likewise.
12426 (lceiludf): Likewise.
12427 (lflooruv2sf): Likewise.
12428 (lflooruv4sf): Likewise.
12429 (lflooruv2df): Likewise.
12430 (lfloorusf): Likewise.
12431 (lfloorudf): Likewise.
12432 (lfrintnuv2sf): Likewise.
12433 (lfrintnuv4sf): Likewise.
12434 (lfrintnuv2df): Likewise.
12435 (lfrintnusf): Likewise.
12436 (lfrintnudf): Likewise.
12437 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12439 (vcvtq_u32_f32): Likewise.
12440 (vcvtq_u64_f64): Likewise.
12441 (vcvta_u32_f32): Likewise.
12442 (vcvtaq_u32_f32): Likewise.
12443 (vcvtaq_u64_f64): Likewise.
12444 (vcvtm_u32_f32): Likewise.
12445 (vcvtmq_u32_f32): Likewise.
12446 (vcvtmq_u64_f64): Likewise.
12447 (vcvtn_u32_f32): Likwise.
12448 (vcvtnq_u32_f32): Likewise.
12449 (vcvtnq_u64_f64): Likewise.
12450 (vcvtp_u32_f32): Likewise.
12451 (vcvtpq_u32_f32): Likewise.
12452 (vcvtpq_u64_f64): Likewise.
12453 (vcvtmd_u64_f64): Likewise.
12454 (vcvtms_u32_f32): Likewise.
12455 (vcvtad_u64_f64): Likewise.
12456 (vcvtas_u32_f32): Likewise.
12457 (vcvtnd_u64_f64): Likewise.
12458 (vcvtns_u32_f32): Likewise.
12459 (vcvtpd_u64_f64): Likewise.
12460 (vcvtps_u32_f32): Likewise.
12462 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12464 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12465 CSEL of zero_extended registers.
12467 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12469 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12470 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12472 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12474 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12475 false when argument string is not found in the attributes table
12478 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12481 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12482 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12483 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12484 precision estimate.
12486 2016-01-15 Richard Biener <rguenther@suse.de>
12488 PR tree-optimization/66856
12489 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12490 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12491 (vect_create_new_slp_node): Increment stmt reference count.
12492 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12493 an SLP tree before swapping operands.
12494 (vect_build_slp_tree): Likewise.
12495 (destroy_bb_vec_info): Free stmt info after SLP instances.
12496 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12497 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12498 (STMT_VINFO_NUM_SLP_USES): New macro.
12500 2016-01-15 Richard Biener <rguenther@suse.de>
12503 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12504 (add_linkage_name): ... here.
12505 (gen_typedef_die): Use add_linkage_name_raw instead of
12506 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12509 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12511 * gimplify.c (oacc_default_clause): Decode reference and pointer
12512 types for both kernels and parallel regions.
12514 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12516 PR middle-end/69246
12517 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12519 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12521 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12522 (convert_scalars_to_vector): Likewise.
12524 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12526 * doc/extend.texi (Type Traits): Fix grammar.
12528 2016-01-15 Martin Jambor <mjambor@suse.cz>
12530 * tree-inline.c (remap_decl): Use existing dclarations if
12531 remapping a type and prevent_decl_creation_for_types.
12532 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12533 decls first. Do real remapping with
12534 prevent_decl_creation_for_types set.
12535 * tree-inline.h (copy_body_data): New field
12536 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12539 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12541 * config/s390/s390.opt (mmvcle): More verbose help text.
12543 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12545 * config/s390/s390.opt: Add period to -mzvector option text.
12547 2016-01-15 Richard Biener <rguenther@suse.de>
12549 PR tree-optimization/68961
12550 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12551 of invariants in stores again.
12553 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12555 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12557 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12559 * config/i386/i386.c (ix86_expand_branch): Don't split
12560 DI mode xor instruction to SI mode.
12562 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12565 * ipa-icf.c (sem_function::merge): Virtual functions may become
12566 reachable even if they address is not taken and there are no
12569 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12571 * lto-streamer-out.c (subtract_estimated_size): New function.
12572 (get_symbol_initial_value): Use it.
12574 2016-01-15 Christian Bruel <christian.bruel@st.com>
12577 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12578 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12579 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12580 use add_builtin_function_ext_scope instead of add_builtin_function.
12581 (neon_set_p, neon_crypto_set_p): Remove.
12582 (arm_init_builtins): Always call arm_init_neon_builtins and
12583 arm_init_crypto_builtins.
12584 (arm_expand_builtin): Check that builtins are allowed for the arch.
12585 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12586 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12587 arm_init_neon_builtins call.
12589 2016-01-15 Richard Biener <rguenther@suse.de>
12591 PR tree-optimization/69117
12592 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12593 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12594 of the leader conservatively.
12595 (free_scc_vn): Restore original SSA name infos.
12597 2016-01-14 Jeff Law <law@redhat.com>
12599 PR tree-optimization/69270
12600 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12601 single bit of precision, verify it's also unsigned.
12602 (record_edge_info): Use constant_boolean_node rather than fold_convert
12603 to convert boolean_true/boolean_false to the right type.
12605 2016-01-14 Richard Henderson <rth@redhat.com>
12608 * loop-doloop.c (record_reg_sets): New.
12609 (doloop_optimize): Reject the transform if the sequence
12610 clobbers registers live at the end of the loop block.
12611 (doloop_optimize_loops): Enable df_live if needed.
12613 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12615 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12616 * config/rs6000/rs6000.c: Likewise.
12617 * config/rs6000/rs6000.h: Likewise.
12618 * config/rs6000/rs6000.md: Likewise.
12619 * doc/extend.texi: Likewsie.
12621 2016-01-14 Jeff Law <law@redhat.com>
12623 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12626 2016-01-14 Richard Henderson <rth@redhat.com>
12630 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12631 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12632 instead of builtin_decl_declared_p to test for declaration.
12634 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12636 * doc/loop.texi (Loop Analysis and Representation): Document
12637 loop_depth function.
12639 2016-01-14 Tom de Vries <tom@codesourcery.com>
12641 PR tree-optimization/68773
12642 * omp-low.c (expand_omp_target): Don't set force_output.
12643 * varpool.c (varpool_node::get_create): Same.
12644 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12645 offload_funcs with force_output.
12647 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12650 * lra-eliminations.c (move_plus_up): Don't change anything if either
12651 the outer or inner subreg mode is not MODE_INT.
12652 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12653 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12655 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12657 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12658 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12659 reduc_uplus_@var{m}): Remove.
12660 * expr.c (expand_expr_real_2): Remove expansion path for
12661 reduc_[us](min|max|plus) optabs.
12662 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12663 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12664 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12665 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12666 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12667 reduc_[us](min|max|plus) optabs.
12669 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12671 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12672 (reduc_plus_scal_v2sf): New.
12673 (reduc_smax_v2sf): Rename to...
12674 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12675 (reduc_smin_v2sf): Rename to...
12676 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12678 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12680 * alias.c (compare_base_symbol_refs): New function.
12681 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12684 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12686 PR middle-end/68146
12687 PR tree-optimization/69155
12688 * tree-complex.c: Include cfganal.h.
12689 (phis_to_revisit): New variable.
12690 (extract_component): Add phiarg_p argument. Assert that returned
12691 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12692 (update_phi_components): Partly rewrite to use loop over real/imag
12693 components instead of code duplication. If extract_component returns
12694 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12695 create_tmp_reg into the PHI node instead, and mention the phi triplet
12696 in phis_to_revisit.
12697 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12698 in phis_to_revisit at the end.
12700 2016-01-14 Richard Biener <rguenther@suse.de>
12702 PR tree-optimization/68060
12703 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12704 outer loop reduction is only used in the inner loop before
12705 detecting a double reduction.
12707 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12710 * combine.c (expand_field_assignment): Punt if compute_mode is
12711 unsupported scalar mode.
12713 2016-01-14 Richard Biener <rguenther@suse.de>
12715 PR tree-optimization/66856
12716 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12717 SLP node only if it built successfully.
12718 (vect_analyze_slp_instance): Adjust.
12720 2016-01-14 Jeff Law <law@redhat.com>
12722 PR tree-optimization/69270
12723 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12724 (record_edge_info): Use it. Convert boolean_{true,false}_node
12725 to the type of op0.
12727 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12730 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12731 use block_ultimate_origin
12732 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12734 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12736 * doc/invoke.texi (Submodel Options): Rename section to
12737 "Machine-Dependent Options" to better reflect its content.
12738 Rewrite introductory text to remove archaic CPU names.
12741 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12743 * doc/invoke.texi (Code Gen Options): Move section up in file,
12744 before target-specific options. Update menu and option summary
12745 to reflect the new section ordering.
12747 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12749 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12750 (C++ Dialect Options): Add cross-reference to -std option.
12751 * doc/standards.texi (C++ Language): Document C++14 support.
12753 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12755 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12756 for pack/unpack functions for __ibm128.
12757 (PACK_IF): Likewise.
12758 (UNPACK_IF): Likewise.
12760 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12761 support for __ibm128 pack/unpack functions.
12762 (rs6000_invalid_builtin): Likewise.
12763 (rs6000_init_builtins): Likewise.
12764 (rs6000_opt_masks): Likewise.
12766 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12767 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12769 (RS6000_BTM_COMMON): Likewise.
12771 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12772 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12773 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12774 128-bit floating point. Add support for the double values to be
12775 in Altivec registers for TF/IF packing and unpacking, but restrict
12776 TD packing sub-fields to be FPR registers. Don't allow overlapped
12777 register support for packing. Allow pack inputs to be memory
12778 locations. Don't build generator functions for unpack<mode>_dm
12779 and unpack<mode>_nodm.
12780 (unpack<mode>_dm): Likewise.
12781 (unpack<mode>_nodm): Likewise.
12782 (pack<mode>): Likewise.
12784 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12785 built-in functions to pack/unpack explicit __ibm128 values.
12786 (__builtin_unpack_ibm128): Likewise.
12788 * doc/extend.texi (PowerPC Built-in Functions): Document
12789 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12791 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12794 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12795 Add new arg loc and pass it down as context.
12796 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12797 to the location to use for the warning.
12798 (check_function_arguments): New arg loc. All callers changed. Pass
12799 it to check_function_nonnull.
12800 * c-common.h (check_function_arguments): Adjust declaration.
12802 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12804 PR tree-optimization/69156
12805 * gimple.c (validate_type): Removed.
12806 (gimple_builtin_call_types_compatible_p): Use
12807 useless_type_conversion_p instead of validate_type.
12808 * value-prof.c (gimple_stringop_fixed_value): Fold
12809 icall_size to correct type.
12811 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12813 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12816 2016-01-13 Richard Henderson <rth@redhat.com>
12819 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12820 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12821 (ix86_builtin_tm_store): Remove.
12822 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12823 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12824 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12825 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12826 * doc/tm.texi: Rebuild.
12828 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12829 (BUILT_IN_TM_MEMCPY_RTWN): New.
12830 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12831 fallback from vector to integer helpers.
12832 (build_tm_load): Handle vector types directly, instead of
12834 (build_tm_store): Likewise.
12835 (expand_assign_tm): Prepare for register types not handled by
12836 the above. Copy them to memory and use memcpy.
12837 * tree.c (tm_define_builtin): New.
12838 (find_tm_vector_type): New.
12839 (build_tm_vector_builtins): New.
12840 (build_common_builtin_nodes): Call it.
12842 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12845 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12847 2016-01-13 Tom de Vries <tom@codesourcery.com>
12849 PR tree-optimization/69169
12850 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12851 handled_struct_type param.
12852 (create_variable_info_for, intra_create_variable_infos): Call
12853 create_variable_info_for_1 with extra arg.
12855 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12857 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12858 and "armv8.1-a+crc" entries.
12860 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12863 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12864 Change first operand predicate from register_or_constm1_operand
12865 to register_operand.
12866 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12867 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12868 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12869 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12870 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12871 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12872 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12873 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12874 comparison with constm1_rtx from vec_prefetch_gen part.
12876 2016-01-13 Richard Biener <rguenther@suse.de>
12878 PR tree-optimization/69013
12879 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12880 Exchange assert for a test.
12882 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12885 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12887 2016-01-13 Richard Biener <rguenther@suse.de>
12889 PR tree-optimization/69242
12890 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12891 assert with a check.
12893 2016-01-13 Richard Biener <rguenther@suse.de>
12895 PR tree-optimization/69186
12896 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12897 Properly guard vect_update_misalignment_for_peel call.
12899 2016-01-12 Jeff Law <law@redhat.com>
12901 PR tree-optimization/pr67755
12902 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12903 "need_profile_correction".
12904 (thread_block_1): Initialize new field to false by default. If we
12905 have multiple thread paths through a common joiner to different
12906 final targets, then set new field to true.
12907 (compute_path_counts): Only do count adjustment when it's really
12910 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12912 * doc/invoke.texi (Spec Files): Move section down in file, past
12913 all command-line option descriptions.
12915 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12917 PR middle-end/54809
12918 * doc/gty.texi: Remove documentation of mark_hook.
12919 * gengtype.c (struct write_types_data): Remove code to support
12920 mark_hook attribute.
12921 (walk_type): Likewise.
12922 (write_func_for_structure): Likewise.
12924 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12926 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12927 Directory Options, and -specs= to Overall Options.
12928 (Overall Options): Adjust similarly. Reorder to group related
12929 options together. Make -specs= cross-reference the spec file details.
12930 (Directory Options): Adjust similarly.
12932 2016-01-12 Jeff Law <law@redhat.com>
12934 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12936 2016-01-12 Olivier Hainque <hainque@adacore.com>
12938 * gcc.c (spec_undefvar_allowed): New global.
12939 (process_command): Set to true when running for --version or --help,
12941 (getenv_spec_function): When the variable is not defined, use the
12942 variable name as the variable value if we're allowed not to issue
12945 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12947 PR tree-optimization/68911
12948 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12949 information computed for expression "init + nit * step".
12951 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12953 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12954 about name of GCC executable. Remove deleted node from menu.
12955 (Directory Options) <-B>: Remove cross-reference to deleted node.
12956 (Target Options): Delete section.
12958 2016-01-12 Christian Bruel <christian.bruel@st.com>
12961 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12962 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12964 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12967 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12968 aligned_mem is properly set for AVX512-VL floating point masked
12972 * ifcvt.c (cond_exec_process_if_block): When removing the last
12973 insn from then_bb, remove also any possible barriers that follow it.
12975 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12980 (PTRDIFF_TYPE): Likewise.
12981 (WCHAR_TYPE): Likewise.
12982 (WCHAR_TYPE_SIZE): Likewise.
12983 (STDINT_LONG32): Likewise.
12985 2016-01-12 Richard Biener <rguenther@suse.de>
12987 PR tree-optimization/69053
12988 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12989 convert initial value for cond reductions.
12991 2016-01-12 Richard Biener <rguenther@suse.de>
12993 PR tree-optimization/69007
12994 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12995 widen_sum after dot_prod and sad.
12997 2016-01-12 Richard Biener <rguenther@suse.de>
12999 PR tree-optimization/69168
13000 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13001 pattern stmt SLP type.
13002 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13003 end up unused so cope with that case.
13005 2016-01-12 Richard Biener <rguenther@suse.de>
13007 PR tree-optimization/69157
13008 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13009 stmts def type only during analyze phase.
13010 (vectorizable_call): Likewise.
13011 (vectorizable_simd_clone_call): Likewise.
13012 (vectorizable_conversion): Likewise.
13013 (vectorizable_assignment): Likewise.
13014 (vectorizable_shift): Likewise.
13015 (vectorizable_operation): Likewise.
13016 (vectorizable_store): Likewise.
13017 (vectorizable_load): Likewise.
13019 2016-01-12 Richard Biener <rguenther@suse.de>
13021 PR tree-optimization/69174
13022 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13024 (vectorizable_load): Properly compute the number of loads needed
13025 for permuted strided SLP loads and do not spuriously assign
13026 to SLP_TREE_VEC_STMTS.
13028 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13030 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13031 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13032 (MD_EXEC_PREFIX): Remove.
13033 (MD_STARTFILE_PREFIX) Removee.
13034 (FILE_NAME_ABSOLUTE_P): Remove.
13035 (CPP_SPEC): Do not read macros from sys/version.h.
13036 (LINK_COMMAND_SPEC): Remove.
13037 (LOCAL_INCLUDE_DIR): Remove.
13038 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13039 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13040 (POST_LINK_SPEC): Define to invoke stubify after linker
13041 (LIBSTDCXX): Remove define
13042 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13043 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13044 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13045 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13046 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13047 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13048 (i386_djgpp_asm_named_section): Add propotype of new procedure
13050 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13051 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13052 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13053 in config/i386/djgpp.h).
13054 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13055 STANDARD_STARTFILE_PREFIX_1.
13056 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13057 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13058 installation errors.
13059 (MAX_OFILE_ALIGNMENT): Define to 128.
13060 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13062 * config/i386/djgpp.c: New file. Add implementation of
13063 i386_djgpp_asm_named_section.
13065 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13067 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13068 Add rule for building djgpp.o.
13070 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13072 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13073 (rtx_is_swappable_p): Reductions are swappable.
13074 (insn_is_swappable_p): V2DF reductions are swappable.
13076 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13078 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13079 reloads for other unsupported memory operands.
13081 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13082 Jim Wilson <jim.wilson@linaro.org>
13085 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13086 copy_to_mode_reg instead of force_reg.
13088 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13091 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13092 TARGET_80387 is true.
13094 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13097 * lra-eliminations.c (move_plus_up): Only move plus up
13098 if subreg of the constant can be simplified into constant
13099 and use the simplified subreg of the constant instead of
13100 the original constant.
13102 * fold-const.c (fold_convertible_p): Don't return true
13103 for conversion of VECTOR_TYPE to same sized integral type.
13104 (fold_convert_loc): Fix up formatting. Fold conversion of
13105 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13106 instead of NOP_EXPR.
13108 PR tree-optimization/69214
13109 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13110 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13113 PR tree-optimization/69207
13114 * tree-vect-slp.c (vect_get_constant_vectors): For
13115 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13116 fold_convertible_p to vector_type's element type, and always
13117 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13119 2016-01-11 Richard Biener <rguenther@suse.de>
13121 PR tree-optimization/69173
13122 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13123 fixup the cycle if all stmts are in a pattern.
13125 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13127 PR middle-end/68999
13128 * alias.c (base_alias_check): Move check for addresses with
13129 alignment ANDs before the call for compare_base_decls.
13130 (memrefs_conflict_p): Return -1 for different decls
13131 that went through alignment adjustments.
13133 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13135 PR rtl-optimization/68796
13136 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13137 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13138 and QImode comparisons against zero with CC_NZmode.
13139 * config/aarch64/iterators.md (short_mask): New mode_attr.
13141 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13143 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13144 (<avx512>_store<mode>_mask): Likewise.
13146 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13147 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13149 PR rtl-optimization/68841
13150 * ifcvt.c (struct noce_if_info): Add orig_x field.
13151 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13152 Don't record conflicts on to_rename if it's present.
13153 Allow memory destinations in sets.
13154 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13155 blocks, passing orig_x to the checks.
13156 (noce_process_if_block): Set if_info->orig_x appropriately.
13158 2016-01-11 Tom de Vries <tom@codesourcery.com>
13160 PR tree-optimization/69069
13161 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13163 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13165 PR rtl-optimization/68920
13166 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13167 of conditional moves for RTL if-conversion to 1 for
13168 TARGET_ONE_IF_CONV_INSN.
13169 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13170 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13171 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13172 parameter to restirct number of conditional moves for
13174 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13175 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13178 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13181 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13182 onepart vars. Fix typo in comment. Fix reversed condition in
13184 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13187 * var-tracking.c (dump_onepart_variable_differences): New.
13188 (dataflow_set_different): If a detailed dump is requested,
13189 delay early returns and dump differences between onepart
13190 variables present before and after, and added variables.
13192 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13195 * expr.c (expand_expr_real_1): For boolean vector constants
13196 with a scalar mode use const_scalar_mask_from_tree.
13197 (const_scalar_mask_from_tree): New.
13198 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13199 assigned to a mask type to handle constants.
13201 2016-01-11 Martin Jambor <mjambor@suse.cz>
13204 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13205 useless parameters if we cannot change function signature.
13207 2016-01-11 Martin Jambor <mjambor@suse.cz>
13210 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13213 2016-01-11 Tom de Vries <tom@codesourcery.com>
13215 PR tree-optimization/69109
13216 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13219 2016-01-11 Tom de Vries <tom@codesourcery.com>
13221 PR tree-optimization/69108
13222 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13223 res is not used in a phi.
13225 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13228 * common.opt (frandom-seed): Fix parameter name.
13229 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13231 2016-01-11 Tom de Vries <tom@codesourcery.com>
13233 PR tree-optimization/69058
13234 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13237 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13239 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13240 (mcode-density): Likewise.
13242 2016-01-10 Tom de Vries <tom@codesourcery.com>
13244 PR tree-optimization/69062
13245 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13246 (parallelize_loops): Don't paralelize loop that has phi with address
13249 2016-01-10 Tom de Vries <tom@codesourcery.com>
13251 PR tree-optimization/69039
13252 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13255 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13257 PR middle-end/68743
13258 * match.pd: Require target has function_c99_misc before doing
13259 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13261 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13263 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13265 * configure: Regenerate.
13267 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13269 PR middle-end/50865
13270 PR tree-optimization/69097
13271 * fold-const.h (expr_not_equal_to): New prototype.
13272 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13273 (expr_not_equal_to): New function.
13274 * match.pd (X % -Y is the same as X % Y): Don't optimize
13275 unless X is known not to be equal to minimum or Y is known
13276 not to be equal to -1.
13277 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13278 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13279 (simplify_stmt_using_ranges): Adjust caller.
13280 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13281 substitute_and_fold.
13283 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13285 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13288 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13290 PR tree-optimization/69167
13291 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13292 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13294 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13296 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13297 Richard Biener <rguenther@suse.de>
13299 PR tree-optimization/68707
13300 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13301 instances that can be handled via vect_load_lanes.
13303 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13305 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13306 if we can't determine address equivalence.
13307 * alias.c (compare_base_decl): Update for changed return value of
13308 symtab_node::equal_address_to.
13310 2016-01-08 Jason Merrill <jason@redhat.com>
13314 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13315 * expr.c (store_field): Not here.
13316 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13317 call with TREE_ADDRESSABLE type.
13318 * tree-cfg.c (verify_gimple_call): Adjust.
13320 2016-01-08 Olivier Hainque <hainque@adacore.com>
13322 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13325 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13327 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13328 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13329 (reduc_smin_v2sf): Rename to...
13330 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13331 (reduc_splus_v2sf): Rename to...
13332 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13334 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13336 PR tree-optimization/69162
13337 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13338 valist argument in another argument.
13339 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13340 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13341 to determine the va_list type, build a MEM_REF instead of
13342 build_fold_indirect_ref.
13344 PR tree-optimization/69172
13345 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13348 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13350 PR tree-optimization/67781
13351 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13352 and cmpnop in two steps: first the ones not accessed in original
13353 gimple expression in a endian independent way and then the ones not
13354 accessed in the final result in an endian-specific way.
13356 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13358 PR tree-optimization/69083
13359 * tree-vect-slp.c (vect_get_constant_vectors): For
13360 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13361 element type. If op is fold_convertible_p to vector_type's element
13362 type, use NOP_EXPR instead of VCE.
13364 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13366 PR rtl-optimization/67778
13367 PR rtl-optimization/68634
13368 PR rtl-optimization/68909
13369 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13370 block from the stack until done with it. Remove a superfluous
13371 bitmap set. Remove a superfluous bitmap test.
13373 2016-01-07 Martin Sebor <msebor@redhat.com>
13376 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13377 constraint on the type of arguments.
13379 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13381 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13382 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13383 unaligned_access on the gcc_options set.
13384 * config/arm/arm.c (arm_option_override_internal): Use
13385 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13387 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13390 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13391 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13393 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13396 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13399 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13400 depending on frame_pointer_needed before remaining integer and SSE
13401 registers are saved.
13403 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13406 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13408 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13411 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13412 Use the "xBm" constraint.
13413 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13415 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13416 (sse_cvtsi2ssq<round_name>): Likewise.
13417 (sse_cvtss2si<round_name>): Likewise.
13418 (sse_cvtss2siq<round_name>): Likewise.
13419 (sse2_cvtsi2sdq<round_name>): Likewise.
13420 (sse2_cvtsd2si<round_name>): Likewise.
13421 (sse2_cvtsd2siq<round_name>): Likewise.
13422 * config/i386/subst.md (round_nimm_scalar_predicate): New
13425 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13427 PR middle-end/67639
13428 * varasm.c (make_decl_rtl): Mark invalid register vars as
13431 PR rtl-optimization/66206
13432 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13433 All callers changed.
13435 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13437 PR tree-optimization/69141
13438 * tree-ssa-pre.c: Include langhooks.h.
13439 (eliminate_dom_walker::before_dom_children): Use
13440 lang_hooks.decl_printable_name instead of
13441 cgraph_node::get ()->name ().
13443 PR middle-end/68960
13444 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13445 it and DECL_ALIGN too.
13447 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13449 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13451 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13454 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13455 depending on frame_pointer_needed before remaining integer and SSE
13456 registers are saved.
13458 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13460 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13461 mode iterator with VSX_M2.
13462 (*p9_vecstore_<mode>): Likewise.
13463 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13464 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13465 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13466 (define_split for VSX_LE128 stores): Likewise.
13467 (define_peephole2 for TImode LE swaps): Likewise.
13468 (define_split for VSX_LE128 post-reload stores): Likewise.
13470 2016-01-06 Marek Polacek <polacek@redhat.com>
13473 * convert.c (convert_to_integer_1): Adjust call to
13474 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13475 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13476 EXPR instead of ARG.
13477 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13479 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13482 * doc/extend.texi (RL78 Variable Attributes): New section.
13484 2016-01-05 Marek Polacek <polacek@redhat.com>
13487 * builtins.c (get_memmodel): Use expansion point location rather than
13488 the input location. Call warning_at rather than warning.
13489 (expand_builtin_atomic_compare_exchange): Likewise.
13490 (expand_builtin_atomic_load): Likewise.
13491 (expand_builtin_atomic_store): Likewise.
13492 (expand_builtin_atomic_clear): Likewise.
13494 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13498 Replace nonimmediate_operand with vector_operand.
13499 * config/i386/predicates.md (vector_operand): New predicate.
13500 (general_vector_operand): Replace nonimmediate_operand with
13502 * config/i386/sse.md: Replace nonimmediate_operand with
13503 vector_operand and m constraint with Bm constraint on SSE
13504 patterns with 16-byte memory operand.
13505 * config/i386/subst.md (round_nimm_predicate): Replace
13506 nonimmediate_operand with vector_operand.
13507 (round_saeonly_nimm_predicate): Likewise.
13508 (round_saeonly_nimm_scalar_predicate): New.
13510 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13513 * config/i386/constraints.md (Bm): New constraint.
13514 * config/i386/predicates.md (vector_memory_operand): New
13516 * config/i386/sse.md: Replace xm with xBm in plusminus and
13517 any_logic patterns.
13519 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13522 * doc/extend.texi (V850 Function Attributes): New section.
13523 (V850 Variable Attributes): New section.
13525 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13528 * doc/extend.texi (MicroBlaze Function Attributes): Document
13529 interrupt_handler and fast_interrupt attributes.
13531 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13534 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13535 for local symbolic operands.
13536 * config/ia64/predicates.md (local_symbolic_operand64): New
13539 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13541 PR rtl-optimization/68651
13542 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13545 2016-01-05 Nathan Sidwell <nathan@acm.org>
13547 * alias.c (compare_base_decls): Use symtab_node::get.
13549 2016-01-05 Nick Clifton <nickc@redhat.com>
13552 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13553 secondary_reload_info structure.
13556 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13557 decls if weak support is available.
13559 2016-01-04 Martin Sebor <msebor@redhat.com>
13561 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13563 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13565 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13566 OPTION_MASK_P9_DFORM.
13568 * config/rs6000/constraints.md (wo constraint): New constraint for
13571 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13573 (rs6000_init_hard_regno_mode_ok): Likewise.
13575 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13578 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13579 expanders not to have constraints. Add support for ISA 3.0 xxperm
13580 instruction. Add support for fusing xxlor with xxperm.
13581 (altivec_vperm_<mode>_internal): Likewise.
13582 (altivec_vperm_v8hiv16qi): Likewise.
13583 (altivec_vperm_<mode>v16q): Likewise.
13584 (altivec_vperm_<mode>_uns): Likewise.
13585 (vperm_v8hiv4si): Likewise.
13586 (vperm_v16qiv8hi): Likewise.
13588 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13590 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13592 Update copyright years.
13594 * gcc.c (process_command): Update copyright notice dates.
13595 * gcov-dump.c (print_version): Ditto.
13596 * gcov.c (print_version): Ditto.
13597 * gcov-tool.c (print_version): Ditto.
13598 * gengtype.c (create_file): Ditto.
13599 * doc/cpp.texi: Bump @copying's copyright year.
13600 * doc/cppinternals.texi: Ditto.
13601 * doc/gcc.texi: Ditto.
13602 * doc/gccint.texi: Ditto.
13603 * doc/gcov.texi: Ditto.
13604 * doc/install.texi: Ditto.
13605 * doc/invoke.texi: Ditto.
13607 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13609 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13610 modes larger than TImode as TImode if NEON is not enabled.
13612 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13615 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13616 mode for %f0-%f31 only if TARGET_FPU.
13618 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13621 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13622 to compute the PACKED_P predicate.
13623 (function_arg_record_value): Minor tweaks.
13625 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13627 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13628 option for arm*-*-* targets.
13630 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13632 * doc/extend.texi (Common Function Attributes): Move docs for
13633 MSP430-specific attributes to....
13634 (MSP430 Function Attributes): ...here. Delete the redundant
13635 entries and copy-edit the remaining text.
13636 (MSP430 Variable Attributes): Use uniform format for index
13637 entries and add a cross-reference to the corresponding function
13640 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13642 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13644 (x86 Options): Likewise.
13646 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13650 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13651 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13652 to corresponding attribute.
13654 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13656 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13657 to correct alphabetization of table. Copy-edit and correct
13659 <stack_protect>: Likewise.
13660 <target_clones>: Likewise.
13662 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13663 Correct punctuation.
13664 (Code Gen Options) <-fno-plt>: Copy-edit.
13666 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13669 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13670 SI values. Explicitly convert SI to DI and vice-versa.
13672 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13674 PR tree-optimization/69070
13675 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13676 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13679 * ubsan.c (ubsan_instrument_float_cast): Call
13680 initialize_sanitizer_builtins.
13683 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13685 Copyright (C) 2016 Free Software Foundation, Inc.
13687 Copying and distribution of this file, with or without modification,
13688 are permitted in any medium without royalty provided the copyright
13689 notice and this notice are preserved.