1 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4 * config/arm/arm.c (arm_arch_thumb1): Define.
5 (arm_option_override): Initialize arm_arch_thumb1.
6 * config/arm/arm.h (arm_arch_thumb1): Declare.
7 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
10 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
14 `Yv' for scalar operand.
16 2016-05-31 Tom de Vries <tom@codesourcery.com>
18 PR tree-optimization/69068
19 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20 phis with more than two args.
22 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
24 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
25 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
28 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
30 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
32 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
34 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
35 cpu_32, cpu_64, tune_32 and tune_64.
36 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
38 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
40 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
42 2016-05-30 Andi Kleen <ak@linux.intel.com>
44 * auto-profile.c (read_profile): Replace asserts with errors
45 when file does not exist.
46 * gcov-io.c (gcov_read_words): Dito.
48 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
50 * tree-cfg.c (print_loop): Print likely upper bounds.
52 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
54 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
55 * opts.c (default_options): Enable peel loops at -O3.
56 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
57 (try_peel_loop): Do not re-peel already peeled loops;
58 use likely upper bounds; fix profile updating.
59 (pass_complete_unroll::execute): Initialize peeled_loops.
61 2016-05-30 Martin Liska <mliska@suse.cz>
63 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
64 computed costs by frequency of BB they belong to.
65 (get_scaled_computation_cost_at): New function.
67 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
68 Marc Glisse <marc.glisse@inria.fr>
70 PR tree-optimization/71289
71 * match.pd (-1 / B < A, A > -1 / B): New transformations.
73 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
75 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
77 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
79 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
80 for peeled copies; avoid underflow when updating estimates; correctly
83 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
85 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
86 r236875. Corrected oe3 to oe2 as obvious.
88 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
92 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
93 that inserted stmt will not dominate stmts that defines its operand.
94 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
95 (rewrite_expr_tree_parallel): Likewise.
97 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
100 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
101 all fields including stmt_to_insert are swapped.
103 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
105 * predict.h (force_edge_cold): Declare.
106 * predict.c (force_edge_cold): New function.
107 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
109 (canonicalize_loop_induction_variables): Fix formating.
111 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
113 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
114 (visium_expand_copysign): Use gen_int_mode directly.
115 (visium_compute_frame_size): Minor tweaks.
117 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
119 * tree-vect-loop.c (vect_analyze_loop_2): Use
120 likely_max_stmt_executions_int.
122 2016-05-30 Tom de Vries <tom@codesourcery.com>
124 PR tree-optimization/69067
125 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
127 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
131 New peepholes to remove unneeded fild/fistp pairs.
132 (define_peephole2 atomic_loaddi_fpu): Ditto.
134 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
136 * predict.c (maybe_hot_frequency_p): Avoid division.
138 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
140 * doc/install.texi: Use https for shop.fsf.org.
142 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
144 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
145 likely_max_stmt_executions_int.
147 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
149 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
150 likely_max_stmt_executions_int.
152 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
154 * profile.c (compute_branch_probabilities): Do not report hitrates
156 (branch_prob): Report hitrates here.
157 * predict.c (gimple_predict_edge): Do not assert profile status;
158 fix formatting issues.
160 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
162 * predict.c (edge_predicted_by_p): New function.
163 (predict_paths_for_bb): Do not put multiple predictions of the same type
166 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
168 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
171 2016-05-28 Alan Modra <amodra@gmail.com>
173 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
175 2016-05-28 Alan Modra <amodra@gmail.com>
177 PR rtl-optimization/71275
178 * ira.c (ira): Free dominance info.
180 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
182 * doc/sourcebuild.texi: New address for upstream Go repository.
184 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
186 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
187 (TARGET_ARM_V7M): Likewise.
189 2016-05-26 Jeff Law <law@redhat.com>
191 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
192 (thread_across_edge): Remove calls to find_jump_threads_backwards.
193 * passes.def: Add jump threading passes before DOM/VRP.
194 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
195 argument to a basic block from an edge. Remove tests which are
197 (pass_data_thread_jumps, class pass_thread_jumps): New.
198 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
199 (make_pass_thread_jumps): Likewise.
200 * tree-pass.h (make_pass_thread_jumps): Declare.
202 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
204 * config/visium/visium-protos.h (split_double_move): Rename into...
205 (visium_split_double_move): ...this.
206 (visium_split_double_add): Declare.
207 * config/visium/visium.c (split_double_move): Rename into...
208 (visium_split_double_move): ...this.
209 (visium_split_double_add): New function.
210 (visium_expand_copysign): Renumber operands for consistency.
211 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
212 (DFmode move splitter): Likewise.
213 (*addi3_insn): Split by means of visium_split_double_add.
214 (*adddi3_insn_flags): Delete.
215 (*plus_plus_sltu<subst_arith>): New insn.
216 (*subdi3_insn): Split by means of visium_split_double_add.
217 (subdi3_insn_flags): Delete.
218 (*minus_minus_sltu<subst_arith>): New insn.
219 (*negdi2_insn): Split by means of visium_split_double_add.
220 (*negdi2_insn_flags): Delete.
222 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
224 * configure.ac: Treat a --with-headers option without argument
225 the same as the default (i.e. consult sys-include directory).
226 * configure: Regenerate.
228 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
230 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
231 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
233 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
234 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
236 2016-05-27 Jiong Wang <jiong.wang@arm.com>
239 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
240 tree-stdarg analysis results.
241 (aarch64_setup_incoming_varargs): Likewise.
243 2016-05-27 Jiong Wang <jiong.wang@arm.com>
245 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
246 va_list_gpr_counter_field and va_list_fpr_counter_field.
248 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
251 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
252 * config/aarch64/aarch64.c
253 (aarch64_cannot_change_mode_class): Remove function.
254 * config/aarch64/aarch64-protos.h
255 (aarch64_cannot_change_mode_class): Remove.
257 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
259 * cfgloop.c (record_niter_bound): Record likely upper bounds.
260 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
261 get_likely_max_loop_iterations_int): New.
262 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
263 any_likely_upper_bound.
264 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
266 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
267 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
269 (unroll_loop_constant_iterations): Likewise.
270 (unroll_loop_runtime_iterations): Likewise.
271 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
272 * lto-streamer-out.c (output_cfg): Likewise.
273 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
275 (canonicalize_loop_induction_variables): Dump likely upper bounds.
276 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
277 (likely_max_loop_iterations): New.
278 (likely_max_loop_iterations_int): New.
279 (likely_max_stmt_executions): New.
280 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
281 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
282 likely_max_stmt_executions): Declare.
284 2016-05-27 Marek Polacek <polacek@redhat.com>
287 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
289 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
291 * config/s390/s390.md (2x risbg splitters): Use
292 reg_overlap_mentioned_p instead of rtx_equal_p.
294 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
296 * combine.c (make_compound_operation): Take known zero bits into
297 account when checking for possible zero_extend.
299 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
301 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
302 Use const_int_operand for operand 2 predicate. Simplify expand code
305 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
308 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
311 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
313 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
314 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
315 that returns CC_SESWPmode and CC_ZESWPmode.
316 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
318 (aarch64_rtx_costs): Likewise.
320 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
322 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
323 for ISA 3.0 min/max support.
324 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
325 conditional move support.
326 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
327 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
329 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
330 conditional moves where the comparison type is different from move
332 (fp_minmax): New code iterator for smin/smax.
333 (minmax): New code attributes for min/max.
335 (smax<mode>3): Combine min, max insns into one insn using the
336 fp_minmax code iterator. Add support for ISA 3.0 min/max
337 instructions that don't need -ffast-math.
338 (s<minmax><mode>3): Likewise.
339 (smax<mode>3_vsx): Likewise.
340 (smin<mode>3): Likewise.
341 (s<minmax><mode>3_vsx): Likewise.
342 (smin<mode>3_vsx): Likewise.
343 (pre-VSX min/max splitters): Likewise.
344 (s<minmax><mode>3_fpr): Likewise.
345 (movsfcc): Rewrite floating point conditional moves to combine
346 SFmode/DFmode into a single insn.
347 (mov<mode>cc): Likewise.
349 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
350 SFDF2 iterators to handle all combinations.
351 (fseldfsf4): Likewise.
352 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
353 (fseldfdf4): Likewise.
354 (fselsfdf4): Likewise.
355 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
356 comparison instructions that set a 0/-1 mask, and use it for
357 floating point conditional move via XXSEL.
358 (fpmask<mode>): Likewise.
359 (xxsel<mode>): Likewise.
360 * config/rs6000/predicates.md (min_max_operator): Delete, no
362 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
363 instructions that generate a 0/-1 mask for use with XXSEL.
364 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
365 say whether floating point min/max is available, either through
366 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
367 (TARGET_MINMAX_DF): Likewise.
369 2016-05-27 Alan Modra <amodra@gmail.com>
371 PR rtl-optimization/71275
372 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
373 for update_equiv_regs and combine_and_move_insns.
375 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
378 if_then_else or cond RTXes to calculate attribute value.
379 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
380 <attr "length_immediate>: Ditto.
381 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
382 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
383 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
384 <attr "type">: Ditto.
385 <attr "prefix_data16">: Ditto.
386 <attr "prefix_extra">: Ditto.
387 <attr "length_immediate">: Ditto.
388 <attr "prefix">: Ditto.
389 (vec_set<mode>_0) <attr "isa">: Ditto.
390 <attr "prefix_extra">: Ditto.
391 <attr "length_immediate">: Ditto.
392 <attr "prefix">: Ditto.
393 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
394 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
395 (sse2_storelpd) <attr "prefix_data16">: Ditto.
396 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
397 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
398 <attr "length_immediate">: Ditto.
399 <attr "prefix">: Ditto.
400 (sse2_movsd) <attr "length_immediate">: Ditto.
401 <attr "prefix">: Ditto.
402 (vec_concatv2df) <attr "isa">: Ditto.
403 <attr "prefix">: Ditto.
404 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
405 (*vec_extractv2di_1) <attr "isa">: Ditto.
406 <attr "type">: Ditto.
407 <attr "length_immediate">: Ditto.
408 <attr "prefix_rex">: Ditto.
409 <attr "prefix_extra">: Ditto.
410 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
411 <attr "prefix_extra">: Ditto.
412 <attr "length_immediate">: Ditto.
413 (vec_concatv2di) <attr "isa">: Ditto.
414 <attr "prefix_extra">: Ditto.
415 <attr "length_immediate">: Ditto.
416 <attr "prefix">: Ditto.
418 2016-05-26 Martin Liska <mliska@suse.cz>
420 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
422 (operator+): Likewise.
423 (operator-): Likewise.
424 (comp_cost::operator+=): Likewise.
425 (comp_cost::operator-=): Likewise.
426 (comp_cost::operator/=): Likewise.
427 (comp_cost::operator*=): Likewise.
428 (operator<): Likewise.
429 (operator==): Likewise.
430 (operator<=): Likewise.
432 (infinite_cost_p): Likewise.
433 (add_costs): Likewise.
434 (sub_costs): Likewise.
435 (compare_costs): Likewise.
436 (set_group_iv_cost): Use the newly introduced functions.
437 (get_address_cost): Likewise.
438 (get_shiftadd_cost): Likewise.
439 (force_expr_to_var_cost): Likewise.
440 (split_address_cost): Likewise.
441 (ptr_difference_cost): Likewise.
442 (difference_cost): Likewise.
443 (get_computation_cost_at): Likewise.
444 (determine_group_iv_cost_generic): Likewise.
445 (determine_group_iv_cost_address): Likewise.
446 (determine_group_iv_cost_cond): Likewise.
447 (autoinc_possible_for_pair): Likewise.
448 (determine_group_iv_costs): Likewise.
449 (cheaper_cost_pair): Likewise.
450 (iv_ca_recount_cost): Likewise.
451 (iv_ca_set_no_cp): Likewise.
452 (iv_ca_set_cp): Likewise.
453 (iv_ca_cost): Likewise.
454 (iv_ca_new): Likewise.
455 (iv_ca_dump): Likewise.
456 (iv_ca_narrow): Likewise.
457 (iv_ca_prune): Likewise.
458 (iv_ca_replace): Likewise.
459 (try_add_cand_for): Likewise.
460 (try_improve_iv_set): Likewise.
461 (find_optimal_iv_set): Likewise.
463 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
465 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
466 that internal functions will clobber all caller-saved registers.
468 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
470 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
471 Return a better case_values_threshold when optimizing.
473 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
475 * config/aarch64/aarch64-simd.md (aarch64_combinez):
476 Add ? to integer variant.
477 (aarch64_combinez_be): Likewise.
479 2016-05-26 Jakub Jelinek <jakub@redhat.com>
481 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
482 instead of x constraint.
483 (vcvtps2ph256<mask_name>): Likewise.
485 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
486 alternative. Formatting fix.
489 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
491 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
492 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
493 maybe_evex prefix instead of vex.
494 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
495 EXT_REX_SSE_REG_P (op0) case in the splitter.
497 2016-05-25 Jeff Law <law@redhat.com>
499 PR tree-optimization/71272
500 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
501 Update comments. Add test for empty path.
503 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
505 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
506 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
507 special case builtin.
508 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
509 code for ALTIVEC_BUILTIN_VEC_CMPNE.
510 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
511 for __builtin_vec_cmpne.
513 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
515 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
516 redundant test and bail out if the type of the new operand is not
517 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
519 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
522 (x_ix86_target_flags_explicit): Remove.
523 * config/i386/i386.c (ix86_function_specific_save): Do not copy
524 x_ix86_target_flags_explicit.
525 (ix86_function_specific_restore): Ditto.
527 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
528 H.J. Lu <hongjiu.lu@intel.com>
531 * common/config/i386/i386-common.c
532 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
533 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
534 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
535 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
536 (-mgeneral-regs-only): Add new option.
537 * config/i386/i386.c (ix86_option_override_internal): Don't enable
538 x87 instructions if only general registers are allowed.
539 (ix86_target_string): Add ix86_flags argument. Handle additional
540 flags options through ix86_flags argument. Update all callers.
541 * doc/invoke.texi: Document -mgeneral-regs-only.
543 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
545 PR rtl-optimization/66940
546 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
547 decrementing desired_val will not overflow before performing these
550 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
552 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
553 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
554 * config/i386/i386.c (enum ix86_builtins): Add
555 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
556 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
557 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
558 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
559 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
560 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
561 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
562 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
563 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
564 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
565 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
566 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
567 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
568 __builtin_ia32_cvtps2dq512_mask.
569 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
570 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
571 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
573 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
575 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
576 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
578 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
579 (avx512f_vec_pack_sfix_v8df): New define_expand.
580 (avx512f_roundpd512): Rename to ...
581 (avx512f_round<castmode>512): ... this. Change iterator.
582 (avx512f_roundps512_sfix): New define_expand.
583 (round<mode>2_sfix): Change iterator.
585 2016-05-25 Nick Clifton <nickc@redhat.com>
587 * config/msp430/msp430.c (msp430_attr): Produce an error if a
588 static interrupt handler is detected.
589 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
590 default linker script.
591 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
592 the low part of a symbolic pointer.
594 2016-05-25 Richard Biener <rguenther@suse.de>
596 PR tree-optimization/71261
597 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
598 interesting stmt instead of immediate uses when looking
599 for the use operand to replace.
601 2016-05-25 Martin Liska <mliska@suse.cz>
603 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
605 2016-05-25 Richard Biener <rguenther@suse.de>
607 PR tree-optimization/71264
608 * tree-vect-stmts.c (vect_init_vector): Properly deal with
611 2016-05-25 Martin Liska <mliska@suse.cz>
613 PR tree-optimization/71239
614 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
615 if DECL_SIZE is NULL.
617 2016-05-25 Richard Biener <rguenther@suse.de>
619 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
620 * tree-if-conv.c (pass_data_if_conversion): Use it.
622 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
624 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
625 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
626 * varpool.c (varpool_node::get_availability): Likewise.
628 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
630 * config/rs6000/altivec.md (VNEG iterator): New iterator for
631 VNEGW/VNEGD instructions.
632 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
633 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
634 support for ISA 3.0 VNEGW/VNEGD instructions.
636 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
638 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
639 pointers inside OACC_DATA regions.
640 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
641 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
642 (gimplify_adjust_omp_clauses): Fix typo in comment.
644 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
646 * config/rs6000/altivec.md (VParity): New mode iterator for vector
647 parity built-in functions.
648 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
650 (p9v_parity<mode>2): Likewise.
651 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
653 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
654 (parity<mode>2): ISA 3.0 expander for vector parity.
655 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
657 (BU_P9_64BIT_MISC_0): Likewise.
658 (BU_P9_MISC_0): Likewise.
659 (BU_P9V_AV_1): Likewise.
660 (BU_P9V_AV_2): Likewise.
661 (BU_P9V_AV_3): Likewise.
662 (BU_P9V_AV_P): Likewise.
663 (BU_P9V_VSX_1): Likewise.
664 (BU_P9V_OVERLOAD_1): Likewise.
665 (BU_P9V_OVERLOAD_2): Likewise.
666 (BU_P9V_OVERLOAD_3): Likewise.
667 (VCTZB): Add vector count trailing zeros support.
671 (VPRTYBD): Add vector parity support.
674 (VCTZ): Add overloaded vector count trailing zeros support.
675 (VPRTYB): Add overloaded vector parity support.
676 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
677 overloaded vector count trailing zeros and parity instructions.
678 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
679 vector parity support.
680 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
681 trailing zeros support.
682 (vec_cntlz): Likewise.
683 (vec_vctzb): Likewise.
684 (vec_vctzd): Likewise.
685 (vec_vctzh): Likewise.
686 (vec_vctzw): Likewise.
687 (vec_vprtyb): Add ISA 3.0 vector parity support.
688 (vec_vprtybd): Likewise.
689 (vec_vprtybw): Likewise.
690 (vec_vprtybq): Likewise.
691 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
692 the ISA 3.0 vector count trailing zeros and vector parity built-in
695 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
697 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
698 when there is stmt_to_insert.
700 2016-05-24 Martin Sebor <msebor@redhat.com>
703 * tree.h (complete_or_array_type_p): New inline function.
705 2016-05-24 Jakub Jelinek <jakub@redhat.com>
707 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
708 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
709 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
711 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
712 Limit 1st alternative to noavx isa, split 2nd alternative into one
713 noavx and one avx alternative, use *x and Bm in the former and
714 x and m in the latter.
716 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
717 of sse4 for the first alternative, drop %v from the template
718 and d operand modifier. Split second alternative into one sse4_noavx
719 and one avx alternative, use *x instead of *v in the former and v
720 instead of *v in the latter.
721 (*sse4_1_extractps): Use noavx isa instead of * for the first
722 alternative, drop %v from the template. Split second alternative into
723 one noavx and one avx alternative, use *x instead of *v in the
724 former and v instead of *v in the latter.
725 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
726 with noavx and the last one with avx.
727 (sse4_1_phminposuw): Guard first alternative with noavx isa,
728 split the second one into one noavx and one avx alternative,
729 use *x and Bm in the former and x and m in the latter one.
730 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
733 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
734 first two alternatives to noavx, use *x instead of *v in the second
735 one, add avx alternative without *.
736 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
737 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
738 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
740 2016-05-24 Jeff Law <law@redhat.com>
742 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
743 New function, extracted from...
744 (fsm_find_control_statement_thread_paths): Here. Use the new function.
745 Allow simple copies and constant initializations in the SSA chain.
747 2016-05-24 Marek Polacek <polacek@redhat.com>
750 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
753 2016-05-24 Jakub Jelinek <jakub@redhat.com>
756 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
757 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
758 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
759 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
760 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
762 2016-05-24 Richard Biener <rguenther@suse.de>
764 PR tree-optimization/71240
765 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
768 2016-05-24 Richard Biener <rguenther@suse.de>
770 PR tree-optimization/71230
771 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
773 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
775 * tree-vectorizer.h (vectorizable_comparison): Delete.
776 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
778 * tree-vect-stmts.c (vectorizable_call): Likewise.
779 (vectorizable_simd_clone_call): Likewise.
780 (vectorizable_conversion): Likewise.
781 (vectorizable_assignment): Likewise.
782 (vectorizable_shift): Likewise.
783 (vectorizable_operation): Likewise.
784 (vectorizable_load): Likewise.
785 (vectorizable_condition): Likewise.
786 (vectorizable_store): Likewise. Assert that we don't have
788 (vectorizable_comparison): Make static. Remove redundant
790 (vect_transform_stmt): Assert that we always have an slp_node
793 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
795 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
796 operands[2] against 1 with comparison against CONST1_RTX.
797 (<shift>di3_neon): Likewise.
798 * config/arm/predicates.md (const0_operand): Replace with comparison
801 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
803 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
804 operands[2] against 1 with comparison against CONST1_RTX.
807 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
812 (define_split above *compareqi_eq0): Likewise.
813 (define_split above "prologue"): Likewise.
814 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
815 * config/arm/predicates.md (shift_operator): Likewise.
816 (shift_nomul_operator): Likewise.
817 (sat_shift_operator): Likewise.
818 (thumb1_cmp_operand): Likewise.
819 (const_neon_scalar_shift_amount_operand): Replace manual range
821 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
822 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
824 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
826 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
827 with HOST_WIDE_INT_1.
829 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
830 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
831 (arm_canonicalize_comparison): Likewise.
832 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
834 (thumb1_size_rtx_costs): Likewise.
835 (vfp_const_double_index): Replace cast of 1 to unsigned
836 HOST_WIDE_INT with HOST_WIDE_INT_1U.
837 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
839 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
840 HOST_WIDE_INT with HOST_WIDE_INT_1U.
841 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
842 HOST_WIDE_INT with HOST_WIDE_INT_1.
844 2016-05-24 Marek Polacek <polacek@redhat.com>
846 * tree-cfg.h (should_remove_lhs_p): New predicate.
847 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
848 * gimplify.c (gimplify_modify_expr): Likewise.
849 * tree-cfg.c (verify_gimple_call): Likewise.
850 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
851 * gimple-fold.c: Include "tree-cfg.h".
852 (gimple_fold_call): Use should_remove_lhs_p.
854 2016-05-24 Richard Biener <rguenther@suse.de>
856 PR tree-optimization/71253
857 * cfganal.h (control_dependences): Make robust against edge
859 (control_dependences::control_dependences): Remove edge_list argument.
860 (control_dependences::get_edge): Remove.
861 (control_dependences::get_edge_src): Add.
862 (control_dependences::get_edge_dest): Likewise.
863 (control_dependences::m_el): Make a vector of edge src/dest index.
864 * cfganal.c (control_dependences::find_control_dependence): Adjust.
865 (control_dependences::control_dependences): Likewise.
866 (control_dependences::~control_dependence): Likewise.
867 (control_dependences::get_edge): Remove.
868 (control_dependences::get_edge_src): Add.
869 (control_dependences::get_edge_dest): Likewise.
870 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
872 (perform_tree_ssa_dce): Adjust.
873 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
875 (pass_loop_distribution::execute): Adjust. Do loop destroying
876 conditional on changed.
878 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
881 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
882 return. Reindent transformation comment and mention the ARM state
885 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
888 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
889 after build_and_add_sum creates new use stmt.
891 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
893 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
894 load_lanes/grouped_load classification comes first. Don't check
895 whether the vectorization factor is a multiple of the group size
898 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
900 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
901 GROUP_GAP for single-element interleaving.
902 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
905 2016-05-24 Richard Biener <rguenther@suse.de>
909 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
910 bases which are accessed with non-invariant indices.
911 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
912 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
914 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
917 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
918 (add_to_ops_vec): Add stmt_to_insert.
919 (add_repeat_to_ops_vec): Init stmt_to_insert.
920 (insert_stmt_before_use): New.
921 (transform_add_to_multiply): Remove mult_stmt insertion and add it
923 (get_ops): Init stmt_to_insert.
924 (maybe_optimize_range_tests): Likewise.
925 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
926 (rewrite_expr_tree_parallel): Likewise.
927 (reassociate_bb): Likewise.
929 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
932 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
933 ISA 3.0 xxperm fusion alternative.
934 (altivec_vperm_v8hiv16qi): Likewise.
935 (altivec_vperm_<mode>_uns_internal): Likewise.
936 (vperm_v8hiv4si): Likewise.
937 (vperm_v16qiv8hi): Likewise.
939 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
940 Kelvin Nilsen <kelvin@gcc.gnu.org>
942 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
943 vpermr/xxpermr on ISA 3.0.
944 (altivec_expand_vec_perm_le): Likewise.
945 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
946 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
949 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.h (IS_STACK_MODE): Enable for
952 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
953 SSE_FLOAT_MODE_P macros.
954 * config/i386/i386.c (ix86_preferred_reload_class): Use
955 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
956 Cleanup regclass processing for CONST_DOUBLE_P.
957 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
958 (ix86_rtx_costs): Remove redundant TARGET_80387 check
959 with IS_STACK_MODE macro.
960 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
962 (*movdf_internal): Use IS_STACK_MODE macro.
963 (*movsf_internal): Ditto.
965 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
967 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
968 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
970 2016-05-23 Jeff Law <law@redhat.com>
972 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
974 (fsm_find_control_statement_thread_paths): Call it.
976 2016-05-23 Martin Jambor <mjambor@suse.cz>
979 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
980 from_global_constant if t is not NULL.
982 2016-05-23 Marek Polacek <polacek@redhat.com>
985 * common.opt (Wswitch-unreachable): New option.
986 * doc/invoke.texi: Document -Wswitch-unreachable.
987 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
990 2016-05-23 Bin Cheng <bin.cheng@arm.com>
992 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
993 TMR_INDEX is non-NULL.
995 2016-05-23 Richard Biener <rguenther@suse.de>
997 PR tree-optimization/71230
998 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
999 (try_special_add_to_ops): ... here. Always test for single-use.
1001 2016-05-23 Martin Jambor <mjambor@suse.cz>
1003 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1004 default block if a PHI node in the original one would be resized.
1006 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1008 PR tree-optimization/58135
1009 * tree-vect-slp.c: When group size is not multiple
1010 of vector size, allow splitting of store group at
1013 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1015 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1017 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1019 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1020 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1021 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1024 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1025 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1026 v constraint instead of x and vinserti32x4 insn.
1028 * config/i386/sse.md (i128vldq): New mode iterator.
1029 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1030 avx512dq and avx512vl alternatives.
1032 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1033 constraint, use maybe_evex prefix instead of vex.
1034 (vec_dupv4sf): Use v constraint instead of x for output
1035 operand except for noavx alternative, use Yv constraint
1036 instead of x for input. Use maybe_evex prefix instead of vex.
1037 (*vec_dupv4si): Likewise.
1038 (*vec_dupv2di): Likewise.
1040 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1043 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1044 (linearize_expr_tree): Call try_special_add_to_ops.
1045 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1047 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1049 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1050 to computed stack_usage.
1052 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1055 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1056 operand is subreg (symbol_ref) then move the symbol ref to register.
1058 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1060 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1062 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1065 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1068 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1070 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1071 ranges by calling get_single_symbol and tidy up. Look more closely
1072 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1074 2016-05-20 Jeff Law <law@redhat.com>
1076 * bitmap.c (bitmap_find_bit): Remove useless test.
1078 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1080 * function.c (thread_prologue_and_epilogue_insns): Commit the
1081 insertion of the epilogue.
1083 2016-05-20 Martin Jambor <mjambor@suse.cz>
1085 PR tree-optimization/70884
1086 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1087 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1088 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1089 of constant pool data as a reason for scalarization.
1091 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1093 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1094 for naked functions.
1095 (thumb1_expand_prologue): Likewise.
1097 2016-05-20 Nathan Sidwell <nathan@acm.org>
1099 * config/nvptx/nptx.c (nvptx_option_override): Only set
1100 flag_toplevel_reorder, if not explicitly specified. Set
1101 flag_no_common, unless explicitly specified.
1103 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1105 * calls.c (can_implement_as_sibling_call_p): Mark param
1106 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1108 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1111 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1112 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1114 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1115 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1118 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1120 * config/nvptx/nvptx.md (sincossf3): New pattern.
1122 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1124 * calls.c (maybe_complain_about_tail_call): New function.
1125 (initialize_argument_information): Call
1126 maybe_complain_about_tail_call when clearing *may_tailcall.
1127 (can_implement_as_sibling_call_p): Call
1128 maybe_complain_about_tail_call when returning false.
1129 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1130 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1131 if tail-call optimization fails.
1132 * cfgexpand.c (expand_call_stmt): Initialize
1133 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1134 * gimple-pretty-print.c (dump_gimple_call): Dump
1135 gimple_call_must_tail_p.
1136 * gimple.c (gimple_build_call_from_tree): Call
1137 gimple_call_set_must_tail with the value of
1138 CALL_EXPR_MUST_TAIL_CALL.
1139 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1140 (gimple_call_set_must_tail): New function.
1141 (gimple_call_must_tail_p): New function.
1142 * print-tree.c (print_node): Update printing of TREE_STATIC
1143 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1144 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1145 trailing comment listing applicable flags.
1146 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1148 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1150 * calls.c (expand_call): Move "Rest of purposes for tail call
1151 optimizations to fail" to...
1152 (can_implement_as_sibling_call_p): ...this new function, and
1153 split into multiple "if" statements.
1155 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1157 * cfgloop.h (expected_loop_iterations_unbounded,
1158 expected_loop_iterations): Unconstify.
1159 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1160 profile with known upper bound; return 3 when profile is absent.
1161 (expected_loop_iterations): Update.
1163 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1165 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1166 and get_max_loop_iterations_int.
1168 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1170 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1171 realistic upper bounds here.
1173 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1176 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1177 calls if the LHS is variable length or has addressable type.
1178 If targets[0]->decl is a noreturn call with void return type and
1179 zero arguments, adjust fntype and remove lhs in that case.
1181 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1183 PR tree-optimization/71079
1184 PR tree-optimization/71206
1185 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1187 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1189 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1190 (get_vec_alignment_for_array_decl): Likewise.
1191 (get_vec_alignment_for_record_decl): Likewise.
1192 (increase_alignment::execute): Move code to find alignment to
1193 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1194 (type_align_map): New hash_map.
1196 2016-05-20 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/29756
1199 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1200 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1201 * fold-const.c (operand_equal_p): Likewise.
1202 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1203 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1204 * tree-inline.c (estimate_operator_cost): Likewise.
1205 * tree-pretty-print.c (dump_generic_node): Likewise.
1206 * tree-ssa-operands.c (get_expr_operands): Likewise.
1207 * cfgexpand.c (expand_debug_expr): Likewise.
1208 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1209 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1210 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1211 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1212 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1213 (execute_update_addresses_taken): Do it.
1215 2016-05-20 Richard Biener <rguenther@suse.de>
1217 PR tree-optimization/71185
1218 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1219 register operations.
1221 2016-05-20 Richard Biener <rguenther@suse.de>
1223 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1224 gimple_seq_add_seq_without_update.
1225 (release_bb_predicate): Assert we have no operands to free.
1226 (if_convertible_loop_p_1): Calculate post dominators later.
1227 Do not free BB predicates here.
1228 (combine_blocks): Do not recompute BB predicates.
1229 (version_loop_for_if_conversion): Save BB predicates around
1232 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1234 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1235 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1236 code. Ignore sibcalls on EDGE_IGNORE edges.
1237 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1238 on edges for sibcalls that run without prologue. The rest of the
1239 function is combined from...
1240 (fix_fake_fallthrough_edge): ... this, and ...
1241 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1242 function argument, make it a local variable.
1244 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1246 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1247 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1248 for 32-bit mode and SEH for 64-bit.
1249 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1250 TARGET_64BIT_DEFAULT.
1252 2016-05-19 Ryan Burn <contact@rnburn.com>
1254 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1255 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1257 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1259 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1260 force pending loads from memory.
1262 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1264 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1265 (UNSPEC_DARN_32): New unspec constant.
1266 (UNSPEC_DARN_RAW): New unspec constant.
1267 (darn_32): New instruction.
1268 (darn_raw): New instruction.
1269 (darn): New instruction.
1270 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1271 support and documentation for this macro.
1272 (BU_P9_MISC_1): New macro definition.
1273 (BU_P9_64BIT_MISC_0): New macro definition.
1274 (BU_P9_MISC_0): New macro definition.
1275 (darn_32): New builtin definition.
1276 (darn_raw): New builtin definition.
1277 (darn): New builtin definition.
1278 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1279 RS6000_BUILTIN_0 directives to surround each occurrence of
1280 #include "rs6000-builtin.def".
1281 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1282 RS6000_BTM_64BIT flags to the returned mask, depending on
1284 (def_builtin): Correct an error in the assignments made to the
1285 debugging variable attr_string.
1286 (rs6000_expand_builtin): Add support for no-operand built-in
1288 (builtin_function_type): Remove fatal_error assertion that is no
1290 (rs6000_common_init_builtins): Add support for no-operand built-in
1292 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1294 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1296 (RS6000_BTM_64BIT): New macro definition.
1297 * doc/extend.texi: Document __builtin_darn (void),
1298 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1301 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1303 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1304 max_loop_iterations_int.
1306 2016-05-19 Marek Polacek <polacek@redhat.com>
1308 PR tree-optimization/71031
1309 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1310 condition and adjust the code a bit.
1312 2016-05-19 Martin Liska <mliska@suse.cz>
1314 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1315 auto_vec instead of vec.
1317 2016-05-19 Martin Liska <mliska@suse.cz>
1319 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1321 2016-05-19 Martin Liska <mliska@suse.cz>
1323 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1325 2016-05-19 Martin Liska <mliska@suse.cz>
1327 * ipa-pure-const.c (set_function_state): Remove an existing
1329 (remove_node_data): Do not free it as it's released
1330 in set_function_state.
1332 2016-05-19 Martin Liska <mliska@suse.cz>
1334 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1337 2016-05-19 Martin Liska <mliska@suse.cz>
1339 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1341 2016-05-19 Martin Liska <mliska@suse.cz>
1343 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1344 an auto_vec instead of re-creating it.
1346 2016-05-19 Martin Liska <mliska@suse.cz>
1348 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1349 auto_vec instead of vec.
1351 2016-05-19 Martin Liska <mliska@suse.cz>
1353 * lto-section-in.c (lto_get_section_data): Call
1354 lto_check_version with additional argument.
1355 * lto-streamer.c (lto_check_version): Add new argument.
1356 * lto-streamer.h (lto_check_version): Likewise.
1358 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1360 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1361 Don't add cost of inner memory when handling sign-extended loads.
1363 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1365 PR rtl-optimization/71148
1366 * cse.c (cse_main): Free dominance info.
1367 (rest_of_handle_cse): Don't free dominance info.
1368 (rest_of_handle_cse2): Likewise.
1369 (rest_of_handle_cse_after_global_opts): Likewise.
1371 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1374 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1375 NULL_TREE early if NEON is not available. Remove now redundant check
1376 in ARM_CHECK_BUILTIN_MODE.
1378 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1381 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1382 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1383 * doc/cpp.texi: Document new macros.
1385 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1387 PR tree-optimization/69848
1388 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1389 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1391 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1393 * function.c (thread_prologue_and_epilogue_insn): Move the
1394 "goto epilogue_done" one block later.
1396 2016-05-19 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/70729
1399 * passes.def: Move LIM pass before PRE. Remove no longer
1400 required copyprop and move first DCE out of the loop pipeline.
1402 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1405 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1406 (OBJS-libcommon-target): ...here.
1407 * opts-common.c: Include spellcheck.h.
1408 (cmdline_handle_error): Build a vec of valid options and use it
1409 to suggest provide hints for misspelled arguments.
1411 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1414 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1415 lhs if it has TREE_ADDRESSABLE type.
1417 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1420 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1421 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1423 2016-05-18 Martin Jambor <mjambor@suse.cz>
1426 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1427 input for NOP_EXPR pass-through functions.
1428 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1429 aggregate global constant VAR_DECLs in constant jump functions.
1431 2016-05-18 Martin Jambor <mjambor@suse.cz>
1434 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1435 from TREE_READONLY parameters.
1437 2016-05-18 Martin Jambor <mjambor@suse.cz>
1440 * cgraph.h (cgraph_indirect_call_info): New field
1441 guaranteed_unmodified.
1442 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1443 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1445 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1446 pass the parameter value to ipa_find_agg_cst_for_param.
1447 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1448 guaranteed_unmodified, store AA results there instead of bailing out
1450 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1451 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1452 (find_constructor_constant_at_offset): New function.
1453 (ipa_find_agg_cst_from_init): Likewise.
1454 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1455 static initializers of contants, report back through a new paameter
1456 from_global_constant if that was the case.
1457 (try_make_edge_direct_simple_call): Also pass parameter value to
1458 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1460 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1461 (ipa_read_indirect_edge_info): Likewise.
1462 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1463 (ipa_load_from_parm_agg): Likewise.
1465 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1467 PR rtl-optimization/71150
1468 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1471 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1474 * config/rs6000/constraints.md (wE constraint): New constraint
1475 for a vector constant that can be loaded with XXSPLTIB.
1476 (wM constraint): New constraint for a vector constant of a 1's.
1477 (wS constraint): New constraint for a vector constant that can be
1478 loaded with XXSPLTIB and a vector sign extend instruction.
1479 * config/rs6000/predicates.md (xxspltib_constant_split): New
1480 predicates for wE/wS constraints.
1481 (xxspltib_constant_nosplit): Likewise.
1482 (easy_vector_constant): Add support for constants that can be
1483 loaded via XXSPLTIB.
1484 (all_ones_constant): New predicate for vector constant with all
1486 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1487 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1488 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1489 instruction and possibly with a sign extension.
1490 (output_vec_const_move): Add support for XXSPLTIB. If we are
1491 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1492 instead of XXLXOR/XXLORC.
1493 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1495 (rs6000_legitimize_reload_address): Likewise.
1496 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1498 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1499 combine VSX_M and VSX_M2 into one iterator.
1501 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1502 (VSINT_842): Likewise.
1503 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1504 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1505 XXSPLTIB instruction.
1506 (xxspltib_<mode>_nosplit): Likewise.
1507 (xxspltib_<mode>_split): New insn to load up constants with
1508 XXSPLTIB and a sign extend instruction.
1509 (vsx_mov<mode>): Replace single move that handled all vector types
1510 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1511 moves (when -mvsx-timode is in effect) into the main vector
1512 moves. Eliminate separate moves for <VSr> <VSa>, where the
1513 preferred register class (<VSr>) is listed first, and the
1514 secondary register class (<VSa>) is listed second with a '?' to
1515 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1516 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1517 that if the register was involved in a slow operation, the
1518 clear/set operation does not wait for the slow operation to
1519 finish. Adjust the length attributes for 32-bit mode. Use
1520 rs6000_output_move_128bit and drop the use of the string
1521 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1522 spacing so that the alternatives and attributes don't generate
1523 long lines, and put things in columns, so that it is easier to
1524 match up the operands and attributes with the insn alternatives.
1525 (vsx_mov<mode>_64bit): Likewise.
1526 (vsx_mov<mode>_32bit): Likewise.
1527 (vsx_movti_64bit): Fold movti into normal vector moves.
1528 (vsx_movti_32bit): Likewise.
1529 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1531 (vsx_splat_v4si_internal): Likewise.
1532 (vsx_splat_v4sf_internal): Likewise.
1533 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1534 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1535 extend vector elements.
1536 (vsx_sign_extend_hi_<mode>): Likewise.
1537 (vsx_sign_extend_si_v2di): Likewise.
1538 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1540 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1541 constraints. Add trailing period to wL documentation.
1543 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1546 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1547 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1548 * tree-call-cdce.c: Include tree-dfa.h.
1549 (can_guard_call_p): New function, extracted from...
1550 (can_use_internal_fn): ...here.
1551 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1553 (shrink_wrap_one_built_in_call): Likewise.
1554 (use_internal_fn): Likewise.
1555 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1556 and return void. Call replace_abnormal_ssa_names.
1557 (pass_call_cdce::execute): Check can_guard_call_p during the
1558 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1559 will always change something.
1561 2016-05-18 Martin Jambor <mjambor@suse.cz>
1564 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1565 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1567 2016-05-18 Martin Jambor <mjambor@suse.cz>
1570 * ipa-inline.h (condition): New field size.
1571 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1572 for comaprison and store it into the new condition.
1573 (evaluate_conditions_for_known_args): Use condition size to check
1574 access sizes for all but CHANGED conditions.
1575 (unmodified_parm_1): New parameter size_p, store access size into it.
1576 (unmodified_parm): Likewise.
1577 (unmodified_parm_or_parm_agg_item): Likewise.
1578 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1579 (set_cond_stmt_execution_predicate): Extract access sizes and store
1581 (set_switch_stmt_execution_predicate): Likewise.
1582 (will_be_nonconstant_expr_predicate): Likewise.
1583 (will_be_nonconstant_predicate): Likewise.
1584 (inline_read_section): Stream condition size.
1585 (inline_write_summary): Likewise.
1587 2016-05-18 Richard Biener <rguenther@suse.de>
1589 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1590 condition cost to PHI cost instead of total_cost.
1592 2016-05-18 Martin Liska <mliska@suse.cz>
1595 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1598 2016-05-18 Richard Biener <rguenther@suse.de>
1600 * lto-streamer.h (LTO_major_version): Bump to 6.
1602 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1604 * function.c (make_split_prologue_seq, make_prologue_seq,
1605 make_epilogue_seq): New functions, factored out from...
1606 (thread_prologue_and_epilogue_insns): Here.
1608 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1610 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1611 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1612 of before. Add a comment.
1614 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1616 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1617 expression pointer, not pointer to the pointer.
1619 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1621 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1622 (avx2_pbroadcast<mode>): Add another alternative with v instead
1623 of x constraints in it, using <pbroadcast_evex_isa> isa.
1624 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1626 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1627 constraint x instead of v in second alternative, add avx512bw
1630 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1631 constraint x instead of v in second alternative, add avx512bw
1634 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1635 constraint x instead of v in second alternative, add avx512bw
1638 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1639 avx512bw alternative.
1641 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1643 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1645 (define_insn "*andnottf3"): Ditto.
1646 (define_insn "*<code><mode>3"/any_logic): Ditto.
1647 (define_insn "*<code>tf3"/any_logic): Ditto.
1648 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1649 operand to block AVX-512VL insn variant emit when it is not enabled.
1651 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1653 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1654 constraint fot SF mode.
1656 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1657 Kirill Yukhin <kirill.yukhin@intel.com>
1659 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1661 (define_insn "rsqrt14<mode>"): Ditto.
1662 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1663 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1664 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1665 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1666 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1668 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1669 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1670 * config/i386/i386.c (ix86_print_operand): Expand check for size
1671 override codes for Intel syntax.
1673 2016-05-18 Richard Biener <rguenther@suse.de>
1675 PR tree-optimization/71168
1676 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1677 initialization earlier.
1679 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1681 * config/aarch64/aarch64-simd.md
1682 (aarch64_reduc_plus_internal<mode>): Rename to...
1683 (reduc_plus_scal): ...This, and remove previous implementation.
1685 2016-05-18 Richard Biener <rguenther@suse.de>
1687 * passes.def: Put late dse and cd_dce in canonical order.
1689 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1691 * ipa-inline-transform.c (preserve_function_body_p): Look for
1692 first non-thunk clone.
1693 (save_function_body): Save into first non-thunk.
1694 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1696 (lto_output_node): Inline thunks don't need body in every
1698 * lto-streamer-in.c: Do not fixup thunk clones.
1699 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1701 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1704 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1707 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1708 (reassociate_bb): Call transform_add_to_multiply.
1710 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1712 * config/aarch64/aarch64.c (all_extensions): Removed unused
1715 2016-05-17 Nathan Sidwell <nathan@acm.org>
1717 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1718 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1720 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1722 PR tree-optimization/54579
1724 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1726 2016-05-17 Marek Polacek <polacek@redhat.com>
1729 * tree-inline.c (expand_call_inline): Call
1730 maybe_remove_unused_call_args.
1732 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1734 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1735 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1736 * doc/md.texi (fmin@var{m}3): Likewise.
1738 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1740 * match.pd (X & C): New transformation.
1742 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1744 * match.pd (~X & Y): New transformation.
1746 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1748 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1749 information for new SSA_NAME.
1750 (simplify_conversion_using_ranges): Get range through get_range_info
1751 instead of get_value_range.
1753 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1755 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1756 Remove inline assembly.
1757 (vmvn_s16): Likewise.
1758 (vmvn_s32): Likewise.
1759 (vmvn_u8): Likewise.
1760 (vmvn_u16): Likewise.
1761 (vmvn_u32): Likewise.
1762 (vmvnq_s8): Likewise.
1763 (vmvnq_s16): Likewise.
1764 (vmvnq_s32): Likewise.
1765 (vmvnq_u8): Likewise.
1766 (vmvnq_u16): Likewise.
1767 (vmvnq_u32): Likewise.
1768 (vmvn_p8): Likewise.
1769 (vmvnq_p16): Likewise.
1771 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1773 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1775 (vmul_n_s16): Likewise.
1776 (vmul_n_s32): Likewise.
1777 (vmul_n_u16): Likewise.
1778 (vmul_n_u32): Likewise.
1779 (vmulq_n_f32): Likewise.
1780 (vmulq_n_f64): Likewise.
1781 (vmulq_n_s16): Likewise.
1782 (vmulq_n_s32): Likewise.
1783 (vmulq_n_u16): Likewise.
1784 (vmulq_n_u32): Likewise.
1786 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1788 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1789 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1791 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1793 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1794 to *aarch64_fma4_elt_from_dup<mode>.
1795 (*aarch64_fnma4_elt_to_128df): Rename to
1796 *aarch64_fnma4_elt_from_dup<mode>.
1797 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1798 (vfms_n_f32): Likewise.
1799 (vfms_n_f64): Likewise.
1800 (vfmsq_n_f32): Likewise.
1801 (vfmsq_n_f64): Likewise.
1803 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1805 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1807 2016-05-17 Richard Biener <rguenther@suse.de>
1809 PR tree-optimization/71132
1810 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1811 Only add control dependences for blocks in the loop.
1812 (build_rdg): Adjust.
1813 (generate_code_for_partition): Return whether loop should
1814 be destroyed and delay that.
1815 (distribute_loop): Likewise.
1816 (pass_loop_distribution::execute): Record loops to be destroyed
1817 and perform delayed destroying of loops.
1819 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1822 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1824 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1826 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1828 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1831 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1832 insertion point for instructions generated by validize_mem.
1834 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1836 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1839 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1841 * config/aarch64/aarch64.c
1842 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1843 rather than a macro.
1845 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1847 * doc/invoke.texi (AArch64 Options): Various updates.
1849 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1851 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1852 into instrumentation thunks.
1853 * cif-code.def (CIF_CHKP): New.
1855 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1859 2016-05-16 Martin Jambor <mjambor@suse.cz>
1861 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1862 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1864 2016-05-16 Marek Polacek <polacek@redhat.com>
1866 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1869 2016-05-16 Martin Jambor <mjambor@suse.cz>
1872 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1873 the outlined kernel function.
1875 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1877 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1878 (ISA_HAS_DLSA): Ditto.
1880 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1882 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1884 2016-05-16 Nathan Sidwell <nathan@acm.org>
1886 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1887 (nvptx_name_replacement): Restore. Add comment.
1888 (write_fn_proto, write_fn_proto_from_insn,
1889 nvptx_output_call_insn): Restore
1890 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1892 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1894 * config/aarch64/aarch64.md
1895 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1896 (add<mode>3_compareC_imm): Likewise.
1897 (<optab>si3_uxtw): Split into register and immediate variants.
1898 (andsi3_compare0_uxtw): Likewise.
1899 (and<mode>3_compare0): Likewise.
1900 (and<mode>3nr_compare0): Likewise.
1901 (stack_protect_test_<mode>): Don't use %x for memory operands.
1903 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1905 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1907 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1909 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1910 Split integer shifts into shift_reg and bfm.
1911 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1912 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1913 (ror<mode>3_insn): Likewise.
1914 (<optab>si3_insn_uxtw): Likewise.
1915 (<optab><mode>3_insn): Change to rotate_imm.
1916 (extr<mode>5_insn_alt): Likewise.
1917 (extrsi5_insn_uxtw): Likewise.
1918 (extrsi5_insn_uxtw_alt): Likewise.
1920 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1922 * doc/tm.texi: Regenerate.
1923 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1924 (TARGET_INVALID_RETURN_TYPE): Remove.
1925 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1926 TARGET_INVALID_RETURN_TYPE.
1927 * target.def (invalid_parameter_type): Remove.
1928 (invalid_return_type): Remove.
1930 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1932 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1933 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1935 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1937 (preserve_function_body_p): No need to preserve function body
1938 * cif-codes.def (CIF_THUNK): Remove.
1939 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1941 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1943 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1945 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1947 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1950 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1952 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1953 (inline_small_functions): Do not look for function symbol when
1956 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1958 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1961 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1962 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1963 Jiong Wang <jiong.wang@arm.com>
1965 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1966 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1967 Define __ARM_FP16_ARGS when appropriate.
1968 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1970 (arm_invalid_return_type): Likewise.
1971 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1972 (TARGET_INVALID_RETURN_TYPE): Remove.
1973 (aapcs_vfp_sub_candidate): Allow HFmode.
1974 (aapcs_vfp_allocate): Add comment. Support HFmode.
1975 (aapcs_vfp_allocate_return_reg): Likewise.
1976 (struct aapcs_cp_arg_layout): Slightly reword comments for
1977 is_return_candidate and allocate_return_reg.
1978 (output_mov_vfp): Update assert.
1979 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1981 (arm_invalid_parameter_type): Remove.
1982 (amr_invalid_return_type): Remove.
1983 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1984 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1985 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1987 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1989 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1990 * config/aarch64/arch64-protos.h
1991 (aarch64_legitimize_reload_address): Remove.
1992 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1995 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1997 * configure.ac: Add ACX_NONCANONICAL_HOST.
1998 * configure: Regenerate.
1999 * Makefile.in: Set host_noncanonical.
2001 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386.md (*movtf_internal): Before register allocation,
2005 do not allow FP constants for CM_MEDIUM memory model, allow only
2006 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2007 (*movxf_internal): Ditto.
2008 (*movdf_internal): Ditto.
2009 (*movsf_internal): Ditto.
2011 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2013 PR rtl-optimization/67483
2014 * combine.c (make_compound_operation): Don't call extract_left_shift
2015 with negative shift amounts.
2017 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2020 * fold-const.c (fold_checksum_tree): Allow modification
2021 of TYPE_ALIAS_SET during folding.
2023 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2024 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2025 (ix86_split_to_parts): Likewise. Fix up formatting.
2027 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2029 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2030 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2033 2016-05-13 Nathan Sidwell <nathan@acm.org>
2035 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2036 (nvptx_name_replacement): Delete.
2037 (write_fn_proto, write_fn_proto_from_insn,
2038 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2039 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2040 * langhooks.c (add_builtin_funcction_common): Call
2041 targetm.mangle_decl_assembler_name.
2043 * config/nvptx/nvptx.c (write_fn_proto): Handle
2044 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2046 2016-05-13 Martin Liska <mliska@suse.cz>
2048 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2049 and PRIu64 in printf format.
2051 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2053 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2056 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2058 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2059 Change --param max-completely-peeled-times to
2060 --param max-completely-peel-times in dump file printing.
2062 2016-05-13 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/42587
2065 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2066 (find_bswap_or_nop_1): Likewise.
2067 (bswap_replace): Likewise.
2069 2016-05-13 Martin Liska <mliska@suse.cz>
2071 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2072 Initialize a variable with default value.
2074 2016-05-13 Martin Liska <mliska@suse.cz>
2076 * doc/invoke.texi: Enhance explanation of error recovery
2079 2016-05-13 Martin Liska <mliska@suse.cz>
2081 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2082 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2083 (iv_inv_expr_ent *).
2084 (struct iv_inv_expr_ent): Comment struct fields.
2085 (sort_iv_inv_expr_ent): New function.
2086 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2087 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2088 a hash_map between iv_inv_expr_ent and number of usages.
2089 (niter_for_exit): Fix coding style.
2090 (tree_ssa_iv_optimize_init): Use renamed variable.
2091 (determine_base_object): Fix coding style.
2092 (alloc_iv): Likewise.
2093 (find_interesting_uses_outside): Likewise.
2094 (add_candidate_1): Likewise.
2095 (add_standard_iv_candidates): Likewise.
2096 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2097 (prepare_decl_rtl): Fix coding style.
2098 (get_address_cost): Likewise.
2099 (get_shiftadd_cost): Likewise.
2100 (force_expr_to_var_cost): Likewise.
2101 (compare_aff_trees): Likewise.
2102 (get_expr_id): Restructure the function.
2103 (get_loop_invariant_expr_id): Renamed to
2104 get_loop_invariant_expr.
2105 (get_computation_cost_at): Replace usage of inv_expr_id with
2107 (get_computation_cost): Likewise.
2108 (determine_group_iv_cost_generic): Likewise.
2109 (determine_group_iv_cost_address): Likewise.
2110 (iv_period): Fix coding style.
2111 (iv_elimination_compare_lt): Likewise.
2112 (may_eliminate_iv): Likewise.
2113 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2115 (determine_group_iv_costs): Dump invariant expressions.
2116 (iv_ca_recount_cost): Use the newly added hash_map.
2117 (iv_ca_set_remove_invariants): Fix coding style.
2118 (iv_ca_set_add_invariants): Fix coding style.
2119 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2121 (iv_ca_set_cp): Likewise.
2122 (iv_ca_new): Initialize the newly added hash_map and remove
2123 initialization of fields.
2124 (iv_ca_free): Delete the hash_map.
2125 (iv_ca_dump): Dump invariant expressions.
2126 (iv_ca_extend): Fix coding style.
2127 (try_add_cand_for): Likewise.
2128 (create_new_ivs): Dump information about # of avg iterations and
2129 # of used invariant expressions.
2130 (rewrite_use_compare): Fix coding style.
2131 (free_loop_data): Set default value for max_inv_expr_id.
2133 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2135 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2136 returned value cse_cfg_altered computation.
2137 (rest_of_handle_cse2): Likewise.
2138 (rest_of_handle_cse_after_global_opts): Likewise.
2140 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2143 * config/arm/arm.c (arm32_output_mi_thunk): New.
2144 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2145 to split Thumb1 vs TARGET_32BIT functionality.
2146 (arm_thumb1_mi_thunk): New.
2148 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2150 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2153 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2156 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2158 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2160 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2161 (expand_builtin_trap): Emit a regular call.
2162 (set_builtin_user_assembler_name): Remove obsolete cases.
2163 * dse.c (scan_insn): Adjust.
2164 * except.c: Include calls.h.
2165 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2166 emit a regular call to setjmp.
2167 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2168 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2169 (emit_block_move_via_libcall): Delete.
2170 (block_move_fn): Delete.
2171 (init_block_move_fn): Likewise.
2172 (emit_block_move_libcall_fn): Likewise.
2173 (emit_block_op_via_libcall): New function.
2174 (set_storage_via_libcall): Tidy up and use memset builtin.
2175 (block_clear_fn): Delete.
2176 (init_block_clear_fn): Likewise.
2177 (clear_storage_libcall_fn): Likewise.
2178 (expand_assignment): Call emit_block_move_via_libcall.
2179 Do not include gt-expr.h.
2180 * expr.h (emit_block_op_via_libcall): Declare.
2181 (emit_block_copy_via_libcall): New inline function.
2182 (emit_block_move_via_libcall): Likewise.
2183 (emit_block_comp_via_libcall): Likewise.
2184 (block_clear_fn): Delete.
2185 (init_block_move_fn): Likewise.
2186 (init_block_clear_fn): Likewise.
2187 (emit_block_move_via_libcall): Likewise.
2188 (set_storage_via_libcall): Add default parameter value.
2189 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2190 (abort_libfunc): Delete.
2191 (memcpy_libfunc): Likewise.
2192 (memmove_libfunc): Likewise.
2193 (memcmp_libfunc): Likewise.
2194 (memset_libfunc): Likewise.
2195 (setbits_libfunc): Likewise.
2196 (setjmp_libfunc): Likewise.
2197 (longjmp_libfunc): Likewise.
2198 (profile_function_entry_libfunc): Likewise.
2199 (profile_function_exit_libfunc): Likewise.
2200 (gcov_flush_libfunc): Likewise.
2201 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2202 and DECL_VISIBILITY on the declaration.
2203 (init_optabs): Do not initialize obsolete libfuncs.
2204 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2205 * tree-core.h (ECF_RET1): Define.
2206 (ECF_TM_PURE): Adjust.
2207 (ECF_TM_BUILTIN): Likewise.
2208 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2209 (build_common_builtin_nodes): Initialize abort builtin.
2210 Add ECF_RET1 on memcpy, memmove and memset builtins.
2211 Pass final flags for alloca and alloca_with_align builtins.
2212 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2214 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2215 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2216 set_storage_via_libcall and call emit_block_copy_via_libcall.
2218 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2221 DImode before it is passed to ix86_output_call_operand.
2222 (*call_value_got_x32): Ditto for operand 1.
2224 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2226 PR rtl-optimization/70904
2227 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2228 reload for wide mode.
2230 2016-05-12 Marek Polacek <polacek@redhat.com>
2233 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2234 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2235 * langhooks.h (incomplete_type_error): Likewise.
2236 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2237 parameter, pass it down to incomplete_type_error.
2238 * tree.h (size_in_bytes): New inline overload.
2239 (size_in_bytes_loc): Renamed from size_in_bytes.
2241 2016-05-12 Richard Biener <rguenther@suse.de>
2243 PR tree-optimization/71059
2244 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2245 nary before looking up or entering the expression into the VN
2247 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2248 Make sure to re-use NARYs without result as inserted by
2251 2016-05-12 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/71062
2254 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2256 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2257 vars_contains_restrict if the var is a restrict tag.
2258 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2259 do not disambiguate pointers against it.
2260 (dump_points_to_solution): Re-structure and adjust for new
2261 vars_contains_restrict flag.
2262 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2264 2016-05-12 Martin Liska <mliska@suse.cz>
2266 * doc/invoke.texi: Explain connection between
2267 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2269 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2271 PR tree-optimization/71006
2272 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2273 consider COND_EXPR as a mask producer.
2275 2016-05-12 Marek Polacek <polacek@redhat.com>
2278 * opts.c (common_handle_option): Detect missing argument for --help^.
2280 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2283 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2284 when popping the PC and within an interrupt handler routine.
2285 Add missing tab to output of "ldmfd".
2286 (output_return_instruction): Output LDMFD with SP update rather
2287 than POP when returning from interrupt handler.
2289 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2291 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2292 TARGET_64BIT && TARGET_AVX512DQ.
2293 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2294 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2295 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2296 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2297 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2298 (*vec_extractv4si_zext): Add avx512dq alternative.
2299 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2300 use v instead of x constraint in other alternatives where possible.
2302 * config/i386/sse.md (sse2_loadld): Use v instead of x
2303 constraint in alternatives 0,1,4.
2305 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2306 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2307 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2310 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2311 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2312 is not emitted unless TARGET_AVX512BW.
2313 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2314 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2315 for the result operand.
2317 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2318 constraint instead of x in avx alternatives. Use maybe_evex instead
2321 * config/i386/constraints.md (Yv): New constraint.
2322 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2323 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2324 * config/i386/i386.md (avx512fvecmode): New mode attr.
2325 (*pushtf): Use v constraint instead of x.
2326 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2327 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2328 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2329 (*absnegtf2_sse): Likewise.
2330 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2331 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2332 avx512f alternatives.
2333 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2335 2016-05-12 Richard Biener <rguenther@suse.de>
2337 PR tree-optimization/71060
2338 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2339 require exact match of DR_BASE_OBJECT but only matching address and
2342 2016-05-12 Richard Biener <rguenther@suse.de>
2344 PR tree-optimization/70986
2345 * cfganal.c: Include cfgloop.h.
2346 (dfs_find_deadend): Prefer to take edges exiting loops.
2348 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2350 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2351 compile and run time.
2353 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2356 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2358 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2360 * config/i386/i386.c (legitimize_pic_address): Use
2361 copy_to_suggested_reg instead of gen_movsi.
2363 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2365 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2366 the code into quad_address_p and call it to share code with
2367 vsx_quad_dform_memory_operand.
2368 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2370 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2371 bit instead of being a separate word. Split -mpower9-dform into
2372 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2373 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2374 for the register class supporting 128-bit quad word memory offsets.
2375 (mode_supports_vsx_dform_quad): Helper function to return if the
2376 register class uses quad word memory offsets.
2377 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2378 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2379 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2380 instructions are enabled, set up the appropriate addr_masks for
2382 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2383 -mpower9-dform-scalar, instead of -mpower9-dform.
2384 (rs6000_option_override_internal): Split -mpower9-dform into two
2385 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2386 -mpower9-dform switch sets or clears both. If we are not using
2387 the LRA register allocator, do not enable -mpower9-dform-vector by
2388 default. If we are using LRA, enable -mpower9-dform-vector and
2389 -mvsx-timode if it is appropriate. Issue a warning if either
2390 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2392 (quad_address_offset_p): New helper function to return if the
2393 offset is legal for quad word memory instructions.
2394 (quad_address_p): New function to determin if GPR or vector
2395 register quad word memory addresses are legal.
2396 (mem_operand_gpr): Validate quad word address offsets.
2397 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2398 d-form (register + offset) instructions.
2399 (offsettable_ok_by_alignment): Likewise.
2400 (rs6000_legitimate_offset_address_p): Likewise.
2401 (legitimate_lo_sum_address_p): Likewise.
2402 (rs6000_legitimize_address): Likewise.
2403 (rs6000_legitimize_reload_address): Add more debug statements for
2405 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2406 d-form instructions.
2407 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2408 d-form instructions. Distinguish different cases in debug
2409 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2410 d-form instructions.
2411 (rs6000_preferred_reload_class): Likewise.
2412 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2413 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2414 of the ISA 2.06 indexed memory instructions.
2415 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2416 use them to save/restore the saved vector registers instead of
2417 using Altivec instructions.
2418 (rs6000_emit_epilogue): Likewise.
2419 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2420 (rs6000_opt_masks): Split -mpower9-dform into
2421 -mpower9-dform-scalar and -mpower9-dform-vector.
2422 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2424 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2425 ISA 3.0 vector indexed memory instructions, and fold the code into
2426 the normal mov<mode> patterns.
2427 (p9_vecstore_<mode>): Likewise.
2428 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2430 (vsx_movti_64bit): Likewise.
2431 (vsx_movti_32bit): Likewise.
2432 * config/rs6000/constraints.md (wO constraint): New constraint for
2433 ISA 3.0 vector d-form support.
2434 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2435 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2436 include -mpower9-dform-vector until we switch over to LRA.
2437 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2438 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2439 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2440 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2441 for -mpower9-dform and -mlra.
2442 * doc/md.texi (wO constraint): Document wO constraint.
2444 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2446 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2447 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2448 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2449 Move handling of non-insn arguments inline into the sole user:
2450 (output_trans_func): ...here.
2451 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2452 in emitted function prototype.
2453 (output_internal_insn_latency_func): Ditto. Simplify.
2454 (output_internal_maximal_insn_latency_func): Ditto. Delete
2455 always-unused argument.
2456 (output_insn_latency_func): Ditto.
2457 (output_maximal_insn_latency_func): Ditto.
2459 2016-05-11 Richard Biener <rguenther@suse.de>
2461 PR tree-optimization/71055
2462 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2463 sth with precision not equal to access size verify we don't chop
2466 2016-05-11 Richard Biener <rguenther@suse.de>
2469 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2470 (dwarf2out_finish): Move retry_incomplete_types call ...
2471 (dwarf2out_early_finish): ... here.
2473 2016-05-11 Richard Biener <rguenther@suse.de>
2476 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2477 if the langhook insists on it.
2478 * fold-const.c (make_bit_field_ref): Add arg for the original
2479 reference and preserve its alias-set.
2480 (decode_field_reference): Take exp by reference and adjust it
2481 to the original memory reference.
2482 (optimize_bit_field_compare): Adjust callers.
2483 (fold_truth_andor_1): Likewise.
2484 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2486 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2489 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2490 * cfgrtl.c (delete_insn_and_edges): Likewise.
2491 * config/i386/i386.c (convert_scalars_to_vector): Remove
2493 * cse.c (cse_insn): Compute cse_cfg_altered.
2494 (delete_trivially_dead_insns): Likewise.
2495 (cse_cc_succs): Likewise.
2496 (rest_of_handle_cse): Free dominance info if required.
2497 (rest_of_handle_cse2): Likewise.
2498 (rest_of_handle_cse_after_global_opts): Likewise.
2500 2016-05-11 Alan Modra <amodra@gmail.com>
2502 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2503 abi_v4_pass_in_fpr): New functions.
2504 (rs6000_function_arg_boundary): Exclude complex IBM long double
2505 from 64-bit alignment when ABI_V4.
2506 (rs6000_function_arg, rs6000_function_arg_advance_1,
2507 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2509 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2511 PR rtl-optimization/71028
2512 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2513 jump with just a return in the fallthrough block if the branch
2514 block contains just a return as well.
2516 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2518 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2519 * match.pd ((X & Y) ^ Y): ... this.
2520 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2521 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2523 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2525 * read-md.c (require_char_ws): New function.
2526 (read_string): Simplify using require_char_ws.
2527 (handle_constants): Likewise.
2528 (handle_enum): Likewise.
2529 (handle_file): Likewise.
2530 * read-md.h (require_char_ws): New declaration.
2531 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2532 (read_mapping): Likewise.
2533 (read_rtx_code): Likewise.
2534 (read_nested_rtx): Likewise.
2536 2016-05-10 James Norris <jnorris@codesourcery.com>
2538 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2539 if offloading is enabled and -fopenacc or -fopenmp is specified.
2540 (CRTOFFLOADEND): Likewise.
2541 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2542 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2544 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2547 gotoff_operand code paths. Use copy_to_suggested_regs and
2548 expand_simple_binop where appropriate. Cleanup.
2550 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2553 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2555 (dimode_scalar_chain::vector_const_cost): New.
2556 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2557 (dimode_scalar_chain::convert_op): Likewise.
2558 (dimode_scalar_chain::convert_insn): Likewise.
2560 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2562 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2563 unary operation, not a binary one.
2565 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2568 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2569 calls with type casted fndecl.
2571 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2573 PR tree-optimization/70786
2574 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2575 * calls.c (initialize_argument_information): Bind bounds
2576 with corresponding args passed by reference.
2578 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2581 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2582 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2583 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2586 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2589 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2590 code for a zero scale factor.
2591 (vsx_xvcvdpuxds_scale): Likewise.
2593 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2595 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2596 if show_ruler_p was set on the context.
2597 (layout::show_ruler): New method.
2598 * diagnostic.h (struct diagnostic_context): Add field
2601 2016-05-10 Richard Biener <rguenther@suse.de>
2603 PR tree-optimization/71039
2604 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2605 (chk_uses): New function.
2606 (propagate_with_phi): Verify we can safely replicate the lhs of an
2607 aggregate assignment on all incoming edges.
2609 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2611 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2613 (rx_atomic_sequence): New class.
2614 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2615 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2617 (rx_atomic_sequence::rx_atomic_sequence,
2618 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2619 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2620 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2621 CTRLREG_INTB): New constants.
2622 (FETCHOP): New code iterator.
2623 (fethcop_name, fetchop_name2): New iterator code attributes.
2624 (QIHI): New mode iterator.
2625 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2626 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2627 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2629 2016-05-10 Martin Liska <mliska@suse.cz>
2631 * tree-inline.c (remap_dependence_clique): Do not remap
2632 debugging statements.
2634 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2636 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2637 ("*fixuns_truncdfdi2_z13")
2638 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2639 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2640 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2642 2016-05-10 Richard Biener <rguenther@suse.de>
2644 PR tree-optimization/70497
2645 PR tree-optimization/28367
2646 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2648 (visit_reference_op_load): ... here.
2649 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2650 with simplified BIT_FIELD_REFs.
2651 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2652 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2655 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2657 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2658 documentation comment. For BLOCK nodes, add a
2659 DW_AT_abstract_origin attribute that points to the DIE generated
2660 for the origin BLOCK.
2661 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2662 blocks from inlined functions.
2664 2016-05-10 Alan Modra <amodra@gmail.com>
2667 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2668 regrename modifying insns saving lr before __morestack call.
2669 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2670 insns restoring lr after __morestack call.
2672 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2674 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2675 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2677 * config/i386/sse.md (vec_interleave_high<mode>,
2678 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2679 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2681 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2683 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2684 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2685 parallel reassociation for power8 and forward.
2687 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.md (absneg splitters with general regs): Use
2690 general_reg_operand predicate.
2691 (btsq peephole2): Use x86_64_immediate_operand to check if new
2692 value is suitable for immediate operand. Generate emitted insn
2693 using RTL expressions.
2694 (btcq peephole2): Ditto.
2695 (btrq peephole2): Ditto. Generate correct immediate operand
2698 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2700 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2703 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2705 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2706 pointer dereference.
2708 2016-05-09 Richard Biener <rguenther@suse.de>
2710 PR tree-optimization/70985
2711 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2712 op0 isn't a gimple register.
2714 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2716 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2717 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2718 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2719 (i6400_fpu_mult): New cpu units.
2720 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2721 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2722 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2723 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2724 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2725 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2726 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2727 (i6400_msa_long_float4, i6400_msa_long_float5)
2728 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2729 (i6400_msa_fdiv_sf): New reservations.
2730 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2731 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2732 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2733 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2734 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2735 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2736 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2737 (msa_short_store4, msa_long_load, msa_short_store)
2738 (msa_long_logic, msa_long_float2, msa_long_float4)
2739 (msa_long_float5, msa_long_float8, msa_long_mult)
2740 (msa_long_fdiv, msa_long_div): New reservations.
2742 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2743 Sameera Deshpande <sameera.deshpande@imgtec.com>
2744 Matthew Fortune <matthew.fortune@imgtec.com>
2745 Graham Stott <graham.stott@imgtec.com>
2746 Chao-ying Fu <chao-ying.fu@imgtec.com>
2748 * config.gcc: Add MSA header file for mips*-*-* target.
2749 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2750 (Ubv8i, Urv8): New constraints.
2751 * config/mips/mips-ftypes.def: Add function types for MSA
2753 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2754 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2755 * config/mips/mips-msa.md: New file.
2756 * config/mips/mips-protos.h
2757 (mips_split_128bit_const_insns): New prototype.
2758 (mips_msa_idiv_insns): Likewise.
2759 (mips_split_128bit_move): Likewise.
2760 (mips_split_128bit_move_p): Likewise.
2761 (mips_split_msa_copy_d): Likewise.
2762 (mips_split_msa_insert_d): Likewise.
2763 (mips_split_msa_fill_d): Likewise.
2764 (mips_expand_msa_branch): Likewise.
2765 (mips_const_vector_same_val_p): Likewise.
2766 (mips_const_vector_same_bytes_p): Likewise.
2767 (mips_const_vector_same_int_p): Likewise.
2768 (mips_const_vector_shuffle_set_p): Likewise.
2769 (mips_const_vector_bitimm_set_p): Likewise.
2770 (mips_const_vector_bitimm_clr_p): Likewise.
2771 (mips_msa_vec_parallel_const_half): Likewise.
2772 (mips_msa_output_division): Likewise.
2773 (mips_ldst_scaled_shift): Likewise.
2774 (mips_expand_vec_cond_expr): Likewise.
2775 * config/mips/mips.c (enum mips_builtin_type): Add
2776 MIPS_BUILTIN_MSA_TEST_BRANCH.
2777 (mips_gen_const_int_vector_shuffle): New prototype.
2778 (mips_const_vector_bitimm_set_p): New function.
2779 (mips_const_vector_bitimm_clr_p): Likewise.
2780 (mips_const_vector_same_val_p): Likewise.
2781 (mips_const_vector_same_bytes_p): Likewise.
2782 (mips_const_vector_same_int_p): Likewise.
2783 (mips_const_vector_shuffle_set_p): Likewise.
2784 (mips_symbol_insns): Forbid loading symbols via immediate for
2786 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2788 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2790 (mips_lx_address_p): Add support load indexed address for MSA.
2791 (mips_address_insns): Add calculation of instructions needed for
2792 stores and loads for MSA.
2793 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2794 CONST_VECTOR for MSA and let it fall through.
2795 (mips_ldst_scaled_shift): New function.
2796 (mips_subword_at_byte): Likewise.
2797 (mips_msa_idiv_insns): Likewise.
2798 (mips_legitimize_move): Validate MSA moves.
2799 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2800 calculation of costs for MSA division.
2801 (mips_split_move_p): Check if MSA moves need splitting.
2802 (mips_split_move): Split MSA moves if necessary.
2803 (mips_split_128bit_move_p): New function.
2804 (mips_split_128bit_move): Likewise.
2805 (mips_split_msa_copy_d): Likewise.
2806 (mips_split_msa_insert_d): Likewise.
2807 (mips_split_msa_fill_d): Likewise.
2808 (mips_output_move): Handle MSA moves.
2809 (mips_expand_msa_branch): New function.
2810 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2811 Reinstate 'y' modifier.
2812 (mips_file_start): Add MSA .gnu_attribute.
2813 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2815 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2816 (mips_class_max_nregs): Add register size for MSA supported mode.
2817 (mips_cannot_change_mode_class): Allow conversion between MSA
2818 vector modes and TImode.
2819 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2821 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2822 (mips_preferred_simd_mode): Add preffered modes for MSA.
2823 (mips_vector_mode_supported_p): Add MSA supported modes.
2824 (mips_autovectorize_vector_sizes): New function.
2825 (mips_msa_output_division): Likewise.
2826 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2827 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2828 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2829 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2830 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2831 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2832 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2833 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2834 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2835 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2836 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2837 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2838 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2839 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2840 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2841 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2842 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2843 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2844 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2845 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2846 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2847 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2848 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2849 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2850 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2851 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2852 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2853 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2854 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2855 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2856 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2857 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2858 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2859 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2860 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2861 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2862 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2863 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2864 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2865 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2866 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2867 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2868 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2869 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2870 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2871 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2872 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2873 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2874 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2875 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2876 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2877 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2878 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2879 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2880 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2881 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2882 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2883 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2884 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2885 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2886 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2887 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2888 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2889 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2890 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2891 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2892 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2893 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2894 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2895 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2896 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2897 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2898 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2899 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2900 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2901 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2902 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2903 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2904 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2905 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2906 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2907 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2908 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2909 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2910 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2911 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2912 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2913 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2914 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2915 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2916 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2917 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2918 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2919 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2920 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2921 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2922 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2923 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2924 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2925 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2926 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2927 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2928 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2929 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2930 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2931 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2932 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2933 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2934 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2935 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2936 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2937 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2938 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2939 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2940 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2941 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2942 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2943 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2944 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2945 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2946 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2947 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2948 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2949 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2950 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2951 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2952 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2953 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2954 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2955 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2956 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2957 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2958 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2959 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2960 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2961 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2962 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2963 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2964 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2965 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2966 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2967 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2968 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2969 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2970 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2971 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2972 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2973 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2974 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2975 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2976 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2978 (mips_get_builtin_decl_index): New array.
2979 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2980 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2981 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2982 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2983 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2985 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2987 (mips_expand_builtin_insn): Prepare operands for
2988 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2989 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2990 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2991 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2992 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2993 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2994 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2995 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2996 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2997 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2998 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2999 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3000 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3001 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3002 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3003 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3004 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3005 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3006 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3007 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3008 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3009 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3010 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3011 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3012 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3013 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3014 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3015 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3016 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3017 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3018 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3019 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3020 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3021 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3022 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3023 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3024 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3025 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3026 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3027 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3028 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3029 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3030 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3031 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3032 These are set implicitly and an error is reported if overridden.
3033 (mips_expand_builtin_msa_test_branch): New function.
3034 (mips_expand_msa_shuffle): Likewise.
3035 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3036 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3037 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3038 (mips_expand_vec_unpack): Add support for MSA.
3039 (mips_expand_vector_init): Likewise.
3040 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3041 instead of const0_rtx.
3042 (mips_msa_vec_parallel_const_half): New function.
3043 (mips_gen_const_int_vector): Likewise.
3044 (mips_gen_const_int_vector_shuffle): Likewise.
3045 (mips_expand_msa_cmp): Likewise.
3046 (mips_expand_vec_cond_expr): Likewise.
3047 * config/mips/mips.h
3048 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3049 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3051 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3052 (ISA_HAS_MSA): New macro.
3053 (UNITS_PER_MSA_REG): Likewise.
3054 (BITS_PER_MSA_REG): Likewise.
3055 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3056 (MSA_REG_FIRST): New macro.
3057 (MSA_REG_LAST): Likewise.
3058 (MSA_REG_NUM): Likewise.
3059 (MSA_REG_P): Likewise.
3060 (MSA_REG_RTX_P): Likewise.
3061 (MSA_SUPPORTED_MODE_P): Likewise.
3062 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3063 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3064 * config/mips/mips.md: Include mips-msa.md.
3065 (alu_type): Add simd_add.
3066 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3067 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3068 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3069 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3070 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3071 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3072 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3073 simd_move, simd_load, simd_store. Choose "multi" for moves
3075 (qword_mode): New attribute.
3076 (insn_count): Add instruction count for quad moves.
3077 Increase the count for MIPS SIMD division.
3078 (UNITMODE): Add UNITMODEs for vector types.
3079 (addsub): New code iterator.
3080 * config/mips/mips.opt (mmsa): New option.
3081 * config/mips/msa.h: New file.
3082 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3084 * config/mips/mti-linux.h: Likewise.
3085 * config/mips/predicates.md
3086 (const_msa_branch_operand): New constraint.
3087 (const_uimm3_operand): Likewise.
3088 (const_uimm4_operand): Likewise.
3089 (const_uimm5_operand): Likewise.
3090 (const_uimm8_operand): Likewise.
3091 (const_imm5_operand): Likewise.
3092 (aq10b_operand): Likewise.
3093 (aq10h_operand): Likewise.
3094 (aq10w_operand): Likewise.
3095 (aq10d_operand): Likewise.
3096 (const_m1_operand): Likewise.
3097 (reg_or_m1_operand): Likewise.
3098 (const_exp_2_operand): Likewise.
3099 (const_exp_4_operand): Likewise.
3100 (const_exp_8_operand): Likewise.
3101 (const_exp_16_operand): Likewise.
3102 (const_vector_same_val_operand): Likewise.
3103 (const_vector_same_simm5_operand): Likewise.
3104 (const_vector_same_uimm5_operand): Likewise.
3105 (const_vector_same_uimm6_operand): Likewise.
3106 (const_vector_same_uimm8_operand): Likewise.
3107 (par_const_vector_shf_set_operand): Likewise.
3108 (reg_or_vector_same_val_operand): Likewise.
3109 (reg_or_vector_same_simm5_operand): Likewise.
3110 (reg_or_vector_same_uimm6_operand): Likewise.
3111 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3113 * doc/invoke.texi (-mmsa): Document new option.
3115 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3117 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3118 * configure: Regenerate.
3119 * config.in: Regenerate.
3120 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3122 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3123 (ENDFILE_VTV_SPEC): Define.
3125 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3127 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3128 registers in all interrupt handlers if necessary.
3129 (rl78_option_override): Add warning.
3130 (MUST_SAVE_MDUC_REGISTERS): New macro.
3131 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3132 * config/rl78/rl78.c (check_mduc_usage): New function.
3133 (mduc_regs): New structure to hold MDUC register data.
3134 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3135 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3136 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3137 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3138 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3139 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3141 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3143 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3144 (tree-ssa-loop-niter.h): Ditto.
3145 (idx_within_array_bound, ref_within_array_bound): New functions.
3146 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3147 Factor out check on writable base object to ...
3148 (base_object_writable): ... here.
3150 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3152 * config/arm/arm.md (probe_stack): Add modes to set source
3155 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3157 * regrename.c (base_reg_class_for_rename): New static function.
3158 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3160 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3162 * cgraph.c (thunk_adjust): Export.
3163 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3164 * cgraphunit.c (thunk_adjust): Export.
3165 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3167 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3169 * tree-inline.c (expand_call_inline): Expand thunks inline.
3171 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3175 (*sse2_vd_cvtss2sd): Ditto.
3176 * config/i386/i386.md
3177 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3178 Generate *sse2_vd_cvtsd2ss pattern.
3179 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3180 Generate *sse2_vd_cvtss2sd pattern.
3182 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3184 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3185 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3188 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3190 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3191 * config/sh/sh.c: Define and declare variables on first use throughout
3193 (current_function_interrupt): Change to bool type.
3194 (frame_insn): Rename to emit_frame_insn and update users.
3195 (push_regs): Use bool for 'interrupt_handler' argument.
3196 (save_schedule_s): Remove.
3197 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3198 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3199 targetm.asm_out.unaligned_op.di.
3200 (gen_far_branch): Remove redundant forward declaration.
3201 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3202 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3203 (sh_set_return_address, sh_function_ok_for_sibcall,
3204 scavenge_reg): Update comments.
3205 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3206 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3207 (sh_attr_renesas_p): Remove unnecessary parentheses.
3208 (branch_dest): Simplify.
3209 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3210 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3211 (CUMULATIVE_ARGS): Change macro to typedef.
3212 (current_function_interrupt): Change to bool type.
3213 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3214 Surround with __cplusplus ifdef.
3215 (sh_compare_op0, sh_compare_op1): Remove.
3216 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3218 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3220 * config/arm/arm.md: (arch): Add neon.
3221 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3222 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3223 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3224 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3225 attributes for alt renumbering. Mark alt 3 as non-predicable.
3226 (thumb2_movdf_vfp): Likewise.
3228 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3231 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3232 (*andqi_1): Add preferred_for_speed attribute to disparage
3233 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3234 (*<code>qi_1): Ditto.
3235 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3236 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3237 (*ashlqi3_1): Ditto.
3238 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3239 Add preferred_for_size attribute to disparage alternative 0 and
3240 preferred_for_speed attribute to disparage alternative 1 for
3241 TARGET_PARTIAL_REG_STALL targets.
3243 2016-05-07 Tom de Vries <tom@codesourcery.com>
3245 PR tree-optimization/70956
3246 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3249 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3251 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3252 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3253 * config/sh/sh.md (branch_zero): Remove define_attr.
3254 (define_delay): Disable delay slot if branch distance is one insn.
3256 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/i386.md (LEAMODE): New mode attribute.
3259 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3260 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3261 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3262 operand 2 predicate.
3263 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3264 (*lea<mode>_general_3): Ditto.
3265 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3267 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3269 * genmddump.c (main): Convert argv from char ** to const char **.
3271 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3273 * coretypes.h (OVERRIDE): New macro.
3276 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3278 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3279 allow coalescing if the types are compatible.
3281 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3283 * pass_manager.h (pass_manager::register_pass_name): New method.
3284 (pass_manager::get_pass_by_name): New method.
3285 (pass_manager::create_pass_tab): New method.
3286 (pass_manager::m_name_to_pass_map): New field.
3287 * passes.c (name_to_pass_map): Delete global in favor of field
3288 "m_name_to_pass_map" of pass_manager.
3289 (register_pass_name): Rename from a function to...
3290 (pass_manager::register_pass_name): ...this method, updating
3291 for renaming of global "name_to_pass_map" to field
3292 "m_name_to_pass_map".
3293 (create_pass_tab): Rename from a function to...
3294 (pass_manager::create_pass_tab): ...this method, updating
3295 for renaming of global "name_to_pass_map" to field.
3296 (get_pass_by_name): Rename from a function to...
3297 (pass_manager::get_pass_by_name): ...this method.
3298 (enable_disable_pass): Convert use of get_pass_by_name to
3299 a method call, locating the pass_manager singleton.
3301 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3303 * genattr-common.c (main): Convert argv from char ** to const char **.
3304 * genattr.c (main): Likewise.
3305 * genattrtab.c (main): Likewise.
3306 * genautomata.c (initiate_automaton_gen): Likewise.
3308 * gencodes.c (main): Likewise.
3309 * genconditions.c (main): Likewise.
3310 * genconfig.c (main): Likewise.
3311 * genconstants.c (main): Likewise.
3312 * genemit.c (main): Likewise.
3313 * genenums.c (main): Likewise.
3314 * genextract.c (main): Likewise.
3315 * genflags.c (main): Likewise.
3316 * genmddeps.c (main): Likewise.
3317 * genopinit.c (main): Likewise.
3318 * genoutput.c (main): Likewise.
3319 * genpeep.c (main): Likewise.
3320 * genpreds.c (main): Likewise.
3321 * genrecog.c (main): Likewise.
3322 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3323 (init_rtx_reader_args): Likewise.
3324 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3325 (init_rtx_reader_args): Likewise.
3326 * gentarget-def.c (main): Likewise.
3327 * read-md.c (read_md_files): Likewise.
3328 * read-md.h (read_md_files): Likewise.
3330 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3333 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3334 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3335 Remove unused predicate.
3336 (register_and_not_fp_reg_operand): Ditto.
3338 2016-05-06 Martin Liska <mliska@suse.cz>
3340 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3341 instead of vec as the vector is local to the function.
3343 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3345 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3346 avx512bw alternative.
3348 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3349 before the ashr<mode>3 pattern.
3351 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3352 v instead of x in vex or maybe_vex alternatives, use
3353 maybe_evex instead of vex in prefix.
3355 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3356 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3357 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3358 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3361 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3362 v instead of x in vex or maybe_vex alternatives, use
3363 maybe_evex instead of vex in prefix.
3365 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3366 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3367 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3368 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3369 alternatives, use maybe_evex instead of vex in prefix.
3371 * config/i386/sse.md (vec_interleave_lowv4sf,
3372 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3373 v instead of x in vex or maybe_vex alternatives, use
3374 maybe_evex instead of vex in prefix.
3376 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3377 v instead of x in vex or maybe_vex alternatives, use
3378 maybe_evex instead of vex in prefix.
3380 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3381 v constraint instead of x.
3383 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3385 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3386 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3389 2016-05-06 Richard Biener <rguenther@suse.de>
3391 PR tree-optimization/70948
3392 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3393 Properly clobber all fields of va_list for __builtin_va_start.
3395 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3398 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3399 loop latch destination.
3401 2016-05-06 Martin Liska <mliska@suse.cz>
3403 * tree-ssa-uninit.c: Apply manual changes
3404 to the GNU coding style.
3405 (prune_uninit_phi_opnds): Rename from
3406 prune_uninit_phi_opnds_in_unrealizable_paths.
3408 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3410 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3411 mspace): Remove deprecated options.
3412 * doc/invoke.texi (SH options): Remove -mspace.
3414 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3416 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3418 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3420 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3421 corresponding combine split pattern.
3423 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3426 * config/sh/predicates.md (long_displacement_mem_operand): New.
3427 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3428 Add movi20, movi20s alternatives. Adjust length attribute for
3430 (movsi_ie): Allow for any FPU. Adjust length attribute for
3432 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3433 attribute for alternatives.
3434 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3435 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3436 length attribute for alternatives.
3438 2016-05-06 Richard Biener <rguenther@suse.de>
3440 PR tree-optimization/70960
3441 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3443 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3446 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3447 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3449 2016-05-06 Marek Polacek <polacek@redhat.com>
3452 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3454 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3457 * config/sh/sh.md (*rotcr): Add another variant.
3459 2016-05-06 Richard Biener <rguenther@suse.de>
3462 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3464 2016-05-06 Richard Biener <rguenther@suse.de>
3467 * fold-const.c (split_tree): Always convert to the original type
3470 2016-05-06 Richard Biener <rguenther@suse.de>
3472 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3473 (fwprop_addr): Likewise.
3475 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3478 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3480 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3481 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3482 the splitter condition.
3483 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3484 the splitter condition.
3485 (FP float_extend load splitter): Ditto.
3487 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3489 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3490 to REGNO in all peephole2 patterns.
3491 (post-reload splitters): Change true_regnum to REGNO in
3492 post-reload splitters.
3493 (zero_extend splitters): Use general_reg_operand and
3494 nonimmediate_gr_operand predicates.
3496 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3498 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3499 v constraint instead of x.
3501 2016-05-05 Alan Modra <amodra@gmail.com>
3504 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3505 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3506 TARGET_NO_FP_IN_TOC for -mrelocatable.
3507 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3508 TARGET_RELOCATABLE test.
3509 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3510 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3511 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3512 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3513 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3514 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3515 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3516 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3517 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3518 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3520 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3521 (rs6000_stack_info): Likewise.
3522 (rs6000_elf_asm_out_constructor): Likewise.
3523 (rs6000_elf_asm_out_destructor): Likewise.
3524 (rs6000_elf_declare_function_name): Likewise.
3525 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3526 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3529 2016-05-05 Alan Modra <amodra@gmail.com>
3531 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3533 2016-05-05 Alan Modra <amodra@gmail.com>
3535 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3536 out-of-line gpr restore for one or two regs if that would add
3539 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3542 * config/i386/i386.md
3543 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3544 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3545 as operand 0 predicate.
3546 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3548 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3549 Ditto. Emit the pattern using RTX.
3551 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3552 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3553 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3554 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3556 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3557 sse_reg_operand as operand 0 predicate.
3559 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3560 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3561 instead of gen_rtx_REG.
3562 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3565 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3567 * function.c (emit_use_return_register_into_block): Delete.
3568 (gen_return_pattern): Delete.
3569 (emit_return_into_block): Delete.
3570 (active_insn_between): Delete.
3571 (convert_jumps_to_returns): Delete.
3572 (emit_return_for_exit): Delete.
3573 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3574 simple_return for shrink-wrapped blocks.
3575 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3576 end of blocks that need one.
3577 (get_unconverted_simple_return): Delete.
3578 (convert_to_simple_return): Delete.
3579 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3580 (convert_to_simple_return): Ditto.
3582 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3584 * cfgcleanup.c (bb_is_just_return): New function.
3585 (try_optimize_cfg): Simplify jumps to return, branches to return,
3586 and branches around return.
3588 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3590 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3593 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3597 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3598 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3599 assert flags & OEP_HASH_CHECK, instead of asserting it
3600 never happens. Handle TARGET_EXPR.
3601 * fold-const.c (operand_equal_p): For hash verification,
3602 or in OEP_HASH_CHECK into flags.
3604 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3606 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3608 (compute_samebase_partition_bases): Fix typo.
3610 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3612 * config/i386/sse.md (vec_interleave_highv8sf,
3613 vec_interleave_lowv8sf, vec_interleave_highv4df,
3614 vec_interleave_lowv4df): Remove constraints from expanders.
3616 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3618 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3620 * tree-inline.c (expand_call_inline): Fix path dealing with
3621 making lhs of call statement undefined.
3623 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3625 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3626 Check availability on NODE, too.
3627 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3628 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3629 (varpool_node::call_for_symbol_and_aliase): Likewise.
3630 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3631 (propagate_pure_const): Propagate across interposable functions, too.
3632 (skip_function_for_local_pure_const): Do not skip interposable bodies
3634 (pass_local_pure_const::execute): Update.
3636 2016-05-04 Marek Polacek <polacek@redhat.com>
3638 * doc/invoke.texi: Document -Wdangling-else.
3640 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3642 * config.gcc: Error out when conflicting multilib is detected. Do not
3643 loop over multilibs since no combination is legal.
3645 2016-05-04 Alan Modra <amodra@gmail.com>
3647 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3648 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3649 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3652 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3654 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3655 Clean up p5600 comments.
3657 2016-05-04 Richard Biener <rguenther@suse.de>
3659 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3660 constructor simplifications.
3661 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3663 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3665 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3666 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3667 result.set_rtx is null instead of aborting.
3668 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3670 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3671 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3672 *mov<mode>_store_postinc): New patterns.
3674 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3676 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3677 as commutative. Check both conversions are NOP.
3678 ((A & B) OP (C & B)): Remove.
3680 2016-05-04 Alan Modra <amodra@gmail.com>
3682 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3684 2016-05-04 Alan Modra <amodra@gmail.com>
3687 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3688 when cr2,3,4 are all fixed regs.
3690 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3692 PR rtl-optimization/57193
3693 * opts.c (default_options_table): Revert OPT_frename_registers change.
3694 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3696 2016-05-03 Martin Sebor <msebor@redhat.com>
3699 * builtins.c (fold_builtin_FILE): New function.
3700 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3701 (fold_builtin_0): Call them.
3702 * gimplify.c (gimplify_call_expr): Remove the handling of
3703 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3706 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3707 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3711 * doc/extend.texi (Function Names as Strings): Update __func__,
3712 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3715 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3716 Richard Biener <rguenther@suse.de>
3718 PR tree-optimization/70916
3719 * tree-if-conv.c: Include cfganal.h.
3720 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3721 and remove_fake_exit_edges around the optimization pass.
3723 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3725 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3726 (cgraph_edge::make_direct): Likewise.
3727 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3728 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3729 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3730 (CIF_THUNK): New code.
3731 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3732 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3733 (compute_inline_parameters): Set inline_failed for thunks.
3734 (inline_analyze_function): Cleanup.
3735 * ipa-inline.c (can_inline_edge_p): Do not deal with
3736 call_stmt_cannot_inline_p.
3737 (can_early_inline_edge_p): Likewise.
3738 (early_inliner): Initialize inline_failed.
3739 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3741 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3744 from nonimm_ssenomem_operand.
3745 (nonimm_ssenomem_operand): New predicate.
3746 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3747 as operand 0 predicate.
3748 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3749 Disable unsupported alternatives using "enabled" attribute.
3750 Use register_ssemem_operand as operand 0 predicate.
3751 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3753 2016-05-03 Marek Polacek <polacek@redhat.com>
3756 * input.c (expansion_point_location): New function.
3757 * input.h (expansion_point_location): Declare.
3759 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3761 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3762 occurence with frame_offset_ ones.
3764 2016-05-03 Alan Modra <amodra@gmail.com>
3766 PR rtl-optimization/70890
3767 * ira.c (combine_and_move_insns): When moving def_insn, remove
3770 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3772 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3773 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3774 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3775 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3777 2016-05-03 Alan Modra <amodra@gmail.com>
3779 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3780 for SAVE_MULTIPLE/STORE_MULTIPLE.
3782 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3784 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3785 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3787 2016-05-03 Richard Biener <rguenther@suse.de>
3789 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3791 (gimplify_arg): Likewise.
3792 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3793 re-writing the result to a decl if required.
3794 (internal_get_tmp_var): Add allow_ssa parameter
3795 and override into_ssa with it.
3796 (get_formal_tmp_var): Adjust.
3797 (get_initialized_tmp_var): Add allow_ssa parameter.
3798 (gimplify_arg): Add allow_ssa parameter and avoid generating
3799 SSA names for the result false.
3800 (gimplify_call_expr): If the call may return twice do not
3801 gimplify parameters into SSA.
3802 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3803 (gimplify_modify_expr): Adjust assert. For noreturn calls
3804 with a SSA name LHS adjust its def.
3805 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3806 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3807 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3808 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3809 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3810 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3811 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3812 (optimize_target_teams): Do not allow SSA names for clause operands.
3813 (gimplify_expr): Likewise for where we mark the result addressable.
3814 * passes.def (pass_init_datastructures): Remove.
3815 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3816 (rewrite_stmt): Likewise.
3817 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3818 (replace_locals_op): Replace SSA names.
3819 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3820 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3821 * cgraph.c (release_function_body): Free CFG annotations only
3822 when we have a CFG. Simplify.
3823 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3824 force_gimple_operand instead of get_initialized_tmp_var.
3825 * tree-pass.h (make_pass_init_datastructures): Remove.
3826 * tree-ssa.c (execute_init_datastructures): Remove.
3827 (pass_data_init_datastructures): Likewise.
3828 (class pass_init_datastructures): Likewise.
3829 (make_pass_init_datastructures): Likewise.
3830 * omp-low.c (create_omp_child_function): Init SSA data structures.
3831 (grid_expand_target_grid_body): Likewise.
3832 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3833 name before adding it to names_to_release.
3834 (remove_bb): Always release SSA defs.
3835 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3836 before dereferencing it.
3837 * cgraphunit.c (init_lowered_empty_function): Always
3838 int SSA data structures.
3839 * tree-ssanames.c (release_defs): Remove assert that we are in
3841 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3843 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3844 Uros Bizjak <ubizjak@gmail.com>
3846 PR rtl-optimization/70467
3847 * config/i386/predicates.md (x86_64_hilo_int_operand,
3848 x86_64_hilo_general_operand): New predicates.
3849 * config/i386/constraints.md (Wd): New constraint.
3850 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3851 (general_hilo_operand): New mode attr.
3852 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3853 instead of <general_operand>.
3854 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3855 x86_64_hilo_general_operand instead of <general_operand>.
3857 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3859 PR tree-optimization/70916
3860 * tree-if-conv.c (constant_or_ssa_name): Removed.
3861 (fold_build_cond_expr): Use is_gimple_val instead of
3862 constant_or_ssa_name.
3864 PR tree-optimization/70916
3865 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3866 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3869 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3870 (optimize_atomic_bit_test_and): New function.
3871 (pass_fold_builtins::execute): Use it.
3872 * optabs.def (atomic_bit_test_and_set_optab,
3873 atomic_bit_test_and_complement_optab,
3874 atomic_bit_test_and_reset_optab): New optabs.
3875 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3876 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3877 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3878 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3879 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3880 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3881 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3882 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3883 atomic_bit_test_and_complement@var{mode},
3884 atomic_bit_test_and_reset@var{mode}): Document.
3885 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3886 atomic_bit_test_and_complement<mode>,
3887 atomic_bit_test_and_reset<mode>): New expanders.
3888 (atomic_bit_test_and_set<mode>_1,
3889 atomic_bit_test_and_complement<mode>_1,
3890 atomic_bit_test_and_reset<mode>_1): New insns.
3892 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3894 PR rtl-optimization/70687
3895 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3896 instead of unsigned HOST_WIDE_INT.
3898 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3900 PR rtl-optimization/44281
3901 * hard-reg-set.h (struct target_hard_regs): New field
3902 x_fixed_nonglobal_reg_set.
3903 (fixed_nonglobal_reg_set): New macro.
3904 * reginfo.c (init_reg_sets_1): Initialize it.
3905 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3907 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3909 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3911 PR tree-optimization/56541
3912 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3913 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3914 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3915 (any_complicated_phi): new static variable.
3916 (aggressive_if_conv): delete.
3917 (if_convertible_phi_p): support phis with more than two arguments.
3918 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3919 critical pred edges.
3920 (ifcvt_split_critical_edges): support phis with more than two
3921 arguments by checking new parameter. only split critical edges
3923 (tree_if_conversion): handle simd pragma marked loop using new
3924 local variable aggressive_if_conv. check any_complicated_phi.
3926 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3928 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3931 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3933 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3936 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3938 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3939 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3940 define_insn_and_split.
3941 (mulsi3_i): New define_insn_and_split.
3942 (mulsi3_call): Convert to define_insn.
3943 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3946 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3948 * machmode.h (mode_complex): Add support to give the complex mode
3950 (GET_MODE_COMPLEX_MODE): Likewise.
3951 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3952 stored by build_complex_type and gfc_build_complex_type instead of
3953 trying to figure out the appropriate mode based on the size. Raise
3954 an assertion error, if the type was not set.
3955 * genmodes.c (struct mode_data): Add field for the complex type of
3957 (blank_mode): Likewise.
3958 (make_complex_modes): Remember the complex mode created in the
3960 (emit_mode_complex): Write out the mode_complex array to map a
3961 type mode to the complex version.
3962 (emit_insn_modes_c): Likewise.
3963 * tree.c (build_complex_type): Set the complex type to use before
3964 calling layout_type.
3965 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3966 support for __float128 complex datatypes.
3967 (rs6000_hard_regno_mode_ok): Likewise.
3968 (rs6000_setup_reg_addr_masks): Likewise.
3969 (rs6000_complex_function_value): Likewise.
3970 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3971 __float128 and __ibm128 complex.
3972 (FLOAT128_IBM_P): Likewise.
3973 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3974 * doc/extend.texi (Additional Floating Types): Document that
3975 -mfloat128 must be used to enable __float128. Document complex
3976 __float128 and __ibm128 support.
3978 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3981 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3982 char/short arguments promoted to int because of promote_prototypes.
3984 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3987 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3988 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3989 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3990 alternatives using "enabled" attribute. Use register_ssemem_operand
3991 as operand 1 predicate.
3992 (*cmpi<unord>xf_i387): Split XFmode pattern from
3993 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3994 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3995 *absneg<mode>2_i387. Disable unsupported alternatives using
3996 "enabled" attribute.
3997 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3999 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4001 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4003 (oacc_loop_process): Check mask for loop termination.
4005 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4007 * cif-code.def (CIF_THUNK): Add.
4008 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4011 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4013 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4014 (dump_inline_summary): Dump it.
4015 (fp_expression_p): New predicate.
4016 (estimate_function_body_sizes): Use it.
4017 (inline_merge_summary): Merge fp_expressions.
4018 (inline_read_section): Read fp_expressions.
4019 (inline_write_summary): Write fp_expressions.
4020 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4021 codegen boundary if either caller or callee is !fp_expressions.
4022 * ipa-inline.h (inline_summary): Add fp_expressions.
4023 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4024 to fp_expressions be sure the fp generation flags are updated.
4026 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4028 PR rtl-optimization/70467
4029 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4031 PR rtl-optimization/70467
4032 * ipa-pure-const.c (check_call): Handle internal calls even in
4033 ipa mode like in local mode.
4035 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4037 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4039 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4041 * match.pd (X u< X, X u> X): New transformations.
4043 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4045 * flag-types.h (enum warn_strict_overflow_code): Move ...
4046 * coretypes.h: ... here.
4047 * fold-const.h (fold_overflow_warning): Declare.
4048 * fold-const.c (fold_overflow_warning): Make non-static.
4049 (fold_comparison): Move the transformation of X +- C1 CMP C2
4050 into X CMP C2 -+ C1 ...
4051 * match.pd: ... here.
4052 * gimple-fold.c (fold_stmt_1): Protect with
4053 fold_defer_overflow_warnings.
4055 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4057 * omp-low.c (struct oacc_loop): Add 'inner' field.
4058 (new_oacc_loop_raw): Initialize it to zero.
4059 (oacc_loop_fixed_partitions): Initialize it.
4060 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4061 available partitioning.
4063 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4065 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4067 (umulsidi3): Likewise.
4068 (indirect_jump): Fix jump instruction assembly patterns.
4070 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4073 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4074 (nvptx_function_value): Assert non-NULL cfun.
4076 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4078 PR rtl-optimization/70886
4079 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4081 * cselib.h (rtx_equal_for_cselib_1): Declare.
4082 (rtx_equal_for_cselib_p: New inline function.
4083 * cselib.c (rtx_equal_for_cselib_p): Delete.
4084 (rtx_equal_for_cselib_1): Make public.
4086 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4089 (register_mixssei387nonimm_operand): Remove predicate.
4090 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4091 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4092 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4093 for TARGET_MIX_SSE_I387 alternatives.
4094 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4095 Disable unsupported alternatives using "enabled" attribute. Use
4096 nonimm_ssenomem_operand as operand 1 predicate. Also check
4097 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4099 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4101 * tree.c (cst_and_fits_in_hwi): Simplify.
4103 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4105 * tree.h (wi::to_wide): New function.
4106 * expr.c (expand_expr_real_1): Use wi::to_wide.
4107 * fold-const.c (int_const_binop_1): Likewise.
4108 (extract_muldiv_1): Likewise.
4110 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4112 * wide-int.h: Update offset_int and widest_int documentation.
4113 (WI_SIGNED_SHIFT_RESULT): New macro.
4114 (wi::binary_shift): Define signed_shift_result_type for
4115 shifts on offset_int- and widest_int-like types.
4116 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4117 * tree.h (int_bit_position): Use shift operators instead of wi::
4119 * alias.c (adjust_offset_for_component_ref): Likewise.
4120 * expr.c (get_inner_reference): Likewise.
4121 * fold-const.c (fold_comparison): Likewise.
4122 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4123 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4124 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4125 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4126 (stmt_kills_ref_p): Likewise.
4127 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4128 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4130 (ao_ref_init_from_vn_reference): Likewise.
4132 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4134 * wide-int.h: Update offset_int and widest_int documentation.
4135 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4136 (wi::binary_traits): Allow ordered comparisons between offset_int and
4137 offset_int, between widest_int and widest_int, and between either
4138 of these types and basic C types.
4139 (operator <, <=, >, >=): Define for the same combinations.
4140 * tree.h (tree_int_cst_lt): Use comparison operators instead
4141 of wi:: comparisons.
4142 (tree_int_cst_le): Likewise.
4143 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4144 (fold_nonarray_ctor_reference): Likewise.
4145 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4146 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4147 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4148 * tree-sra.c (completely_scalarize): Likewise.
4149 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4150 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4151 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4152 (check_for_binary_op_overflow): Likewise.
4153 (search_for_addr_array): Likewise.
4154 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4156 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4158 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4159 (arc_save_restore): Likewise.
4160 (arc_dwarf_register_span): Likewise.
4161 (arc_output_pic_addr_const): Initialize suffix variable.
4163 2016-05-02 Martin Liska <mliska@suse.cz>
4165 * symbol-summary.h (function_summary::function_summary):
4166 Remove checking assert for all cgraph nodes.
4167 (function_summary::get): Check summary_uid.
4168 (symtab_insertion): Check summary_uid.
4170 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4172 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4173 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4175 (arc_dwarf_register_span): Remove enum keyword.
4176 (compact_memory_operand_p): New function.
4177 * config/arc/arc.h (reg_class): Add code density register classes.
4178 (REG_CLASS_NAMES): Likewise.
4179 (REG_CLASS_CONTENTS): Likewise.
4180 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4181 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4182 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4183 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4184 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4186 (h, Rcd, Rsd, Rzd): New register constraints.
4187 (T): Use compact_memory_operand_p function.
4188 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4190 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4192 * config/sh/sh.md (*negnegt, *movtt): Remove.
4194 2016-05-02 Marek Polacek <polacek@redhat.com>
4195 Tom de Vries <tom@codesourcery.com>
4197 PR tree-optimization/70700
4198 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4199 bigger than FIRST_REF_NODE.
4201 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4204 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4206 (prepare_cbranch_operands): Don't use scratch register. Assume that
4207 function is used when pseudos can be created.
4208 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4209 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4210 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4211 define_expand. Allow it only when pseudos can be created.
4212 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4214 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/constraints.md (BC): Only allow -1 operands.
4217 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4218 Add "enabled" attribute. Update XI mode attribute calculation.
4219 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4220 (*movoi_internal_avx): Update XI mode attribute calculation.
4221 (*movti_internal): Ditto.
4223 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4225 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4226 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4228 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4230 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4231 statement on instruction code. Remove trailing spaces.
4232 (altivec_expand_stv_builtin): Likewise.
4234 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4236 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4237 (TARGET_FPU_DOUBLE): Simplify.
4238 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4239 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4240 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4241 with 'TARGET_FPU_DOUBLE'.
4242 * config/sh/sh.md: Likewise.
4244 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4246 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4247 SH_DIV_STR_FOR_SIZE): Remove.
4248 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4249 SH_DIV_STR_FOR_SIZE): Remove.
4251 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4253 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4254 logical_reg_operand): Delete.
4255 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4256 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4257 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4258 match_operand and match_test.
4259 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4260 variables on their first use. Return bool values.
4261 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4262 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4263 arith_reg_operand for input operand. Remove empty constraints.
4265 (*xorsi3_compact): Rename to xorsi3.
4266 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4267 (*zero_extend<mode>si2_disp_mem): Update comment.
4270 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4272 * config/sh/t-sh: Remove SH5 support.
4273 * config.gcc: Likewise.
4274 * configure: Likewise.
4276 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4278 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4280 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4282 * config/sh/sh.c (register_sh_passes, sh_option_override,
4283 sh_print_operand, prepare_move_operands,
4284 sh_can_follow_jump): Remove TARGET_SH1 checks.
4285 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4286 PROMOTE_MODE): Likewise.
4287 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4290 2016-04-30 Alan Modra <amodra@gmail.com>
4292 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4293 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4294 Check for user regs later to avoid unnecessary looping over regs.
4295 Merge user reg check with non-saved reg check. Don't force
4296 inline VR restore when static chain used.
4297 (rs6000_frame_related): Omit eh_frame info for user regs when
4299 (fixed_regs_p): Delete.
4301 2016-04-30 Alan Modra <amodra@gmail.com>
4303 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4304 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4307 2016-04-30 Alan Modra <amodra@gmail.com>
4310 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4311 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4314 2016-04-30 Alan Modra <amodra@gmail.com>
4316 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4317 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4318 flag_pic test for Darwin.
4320 2016-04-30 Alan Modra <amodra@gmail.com>
4322 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4323 throw_calls_crossed.
4324 (REG_FREQ_CALLS_CROSSED): Delete.
4325 (REG_N_THROWING_CALLS_CROSSED): Delete.
4326 * regstat.c (regstat_bb_compute_ri): Don't calculate
4327 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4328 (dump_reg_info): Don't print call cross frequency.
4329 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4330 and REG_N_THROWING_CALLS_CROSSED.
4332 2016-04-30 Alan Modra <amodra@gmail.com>
4334 * regs.h (struct reg_info_t): Delete live_length.
4335 (REG_LIVE_LENGTH): Delete macro.
4336 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4337 local_live, local_processed and local_live_last_luid params.
4338 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4340 (regstat_compute_ri): Adjust for above. Don't set
4342 (dump_reg_info): Don't print live length.
4343 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4344 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4345 Localize loop_depth var.
4347 2016-04-30 Alan Modra <amodra@gmail.com>
4349 * ira.c (enum valid_equiv): New.
4350 (validate_equiv_mem): Return enum.
4351 (update_equiv_mem): Create replacement in more cases.
4352 (add_store_equivs): Update validate_equiv_mem call.
4354 2016-04-30 Alan Modra <amodra@gmail.com>
4356 * ira.c (combine_and_move_insns): Rather than scanning insns,
4357 use DF infrastucture to find use and def insns.
4359 2016-04-30 Alan Modra <amodra@gmail.com>
4361 ira.c (combine_and_move_insns): Move invariant conditions..
4362 (ira.c): ..to here. Call combine_and_move_insns before
4363 add_store_equivs. Call grow_reg_equivs later. Allocate
4364 req_equiv later using max_reg_num() rather than global max_regno.
4365 (contains_replace_regs): Delete.
4366 (add_store_equivs): Remove contains_replace_regs test.
4368 2016-04-30 Alan Modra <amodra@gmail.com>
4370 * ira.c (struct equiv_mem_data): New.
4371 (equiv_mem, equiv_mem_modified): Delete static vars.
4372 (validate_equiv_mem_from_store): Use "data" param to communicate..
4373 (validate_equiv_mem): ..from here.
4375 2016-04-30 Alan Modra <amodra@gmail.com>
4377 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4379 (update_reg_equivs): ..here. Move allocation and freeing of
4380 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4381 end_alias_analysis to..
4384 2016-04-30 Alan Modra <amodra@gmail.com>
4386 * ira.c (pdx_subregs): Delete.
4387 (struct equivalence): Add pdx_subregs field.
4388 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4390 (update_equiv_regs): Don't create or free pdx_subregs. Update
4393 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4395 * config/rs6000/altivec.h: Change definitions of vec_xl and
4397 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4398 (LD_ELEMREV_V2DI): New.
4399 (LD_ELEMREV_V4SF): New.
4400 (LD_ELEMREV_V4SI): New.
4401 (LD_ELEMREV_V8HI): New.
4402 (LD_ELEMREV_V16QI): New.
4403 (ST_ELEMREV_V2DF): New.
4404 (ST_ELEMREV_V2DI): New.
4405 (ST_ELEMREV_V4SF): New.
4406 (ST_ELEMREV_V4SI): New.
4407 (ST_ELEMREV_V8HI): New.
4408 (ST_ELEMREV_V16QI): New.
4411 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4412 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4413 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4414 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4415 (altivec_expand_builtin): Add handling for
4416 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4417 (rs6000_invalid_builtin): Add error-checking for
4418 RS6000_BTM_P9_VECTOR.
4419 (altivec_init_builtins): Define builtins used to implement vec_xl
4421 (rs6000_builtin_mask_names): Define power9-vector.
4422 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4423 (RS6000_BTM_P9_VECTOR): Define.
4424 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4425 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4426 (vsx_ld_elemrev_v2df): Likewise.
4427 (vsx_ld_elemrev_v4sf): Likewise.
4428 (vsx_ld_elemrev_v4si): Likewise.
4429 (vsx_ld_elemrev_v8hi): Likewise.
4430 (vsx_ld_elemrev_v16qi): Likewise.
4431 (vsx_st_elemrev_v2df): Likewise.
4432 (vsx_st_elemrev_v2di): Likewise.
4433 (vsx_st_elemrev_v4sf): Likewise.
4434 (vsx_st_elemrev_v4si): Likewise.
4435 (vsx_st_elemrev_v8hi): Likewise.
4436 (vsx_st_elemrev_v16qi): Likewise.
4437 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4440 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4442 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4444 (simplify_control_stmt_condition_1): ... here. Recurse into
4445 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4447 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4450 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4451 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4452 define_insn_and_split to define_insn.
4453 (zero_extendqi<mode>2_dot2): Same.
4454 (extendqi<mode>2_dot): Same.
4455 (extendqi<mode>2_dot2): Same.
4457 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4460 (probe_stack): New expander.
4461 (probe_stack_<mode>): New insn pattern.
4463 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4465 * config/i386/i386.md
4466 (operations with memory inputs setting flags peephole2):
4467 Remove uneeded REG_P checks. Cleanup pattern generation.
4469 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4471 * tree-vect-loop.c (vect_transform_loop): Fix
4472 nb_iterations_upper_bound computation for vectorized loop.
4474 2016-04-29 Marek Polacek <polacek@redhat.com>
4475 Jakub Jelinek <jakub@redhat.com>
4478 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4479 TARGET_EXPR_SLOT as a base.
4481 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4483 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4484 with 'rCm2' constraints to limit possible immediate size.
4485 (*load_zeroextendqisi_update): Likewise.
4486 (*load_signextendqisi_update): Likewise.
4487 (*loadhi_update): Likewise.
4488 (*load_zeroextendhisi_update): Likewise.
4489 (*load_signextendhisi_update): Likewise.
4490 (*loadsi_update): Likewise.
4491 (*loadsf_update): Likewise.
4493 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4495 * config/i386/predicates.md (constm1_operand): Fix comparison.
4497 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4499 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4501 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4503 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4504 remaining SH5 related settings.
4505 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4506 shmedia_prepare_call_address): Delete.
4507 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4508 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4509 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4510 UNSUPPORTED_SH2A): Remove m5 checks.
4511 (sh_divide_strategy_e): Remove SH5 division strategies.
4512 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4513 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4515 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4517 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4519 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4521 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4522 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4524 * config/s390/vector.md ("mov<mode>"): Likewise.
4526 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4528 * config/s390/constraints.md ("U", "W"): Invoke
4529 s390_mem_constraint with "ZR" and "ZT".
4530 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4531 addresses when using LRA. Accept also short displacements for S
4532 and T constraints. Do not check for long displacement target for
4533 S and T constraints.
4534 (s390_mem_constraint): Remove handling of U and W constraints.
4535 * config/s390/s390.md (various patterns): Remove the short
4536 displacement constraints (Q and R) if a long displacement
4537 constraint is present. Add longdisp as required CPU capability.
4538 * config/s390/vector.md: Likewise.
4539 * config/s390/vx-builtins.md: Likewise.
4541 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4544 * reload1.c (reload): Call finish_spills before
4545 restarting reload loop. Skip select_reload_regs
4546 if update_eliminables_and_spill returns true.
4548 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4550 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4551 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4552 (umulhisi3_imm): Update predicates and constraint letters.
4553 (umulhisi3_reg): Declare instruction as commutative.
4554 * config/arc/constraints.md (J12, J16): New constraints.
4555 * config/arc/predicates.md (short_unsigned_const_operand): New
4557 (arc_short_operand): Likewise.
4558 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4560 2016-04-29 Richard Biener <rguenther@suse.de>
4562 PR tree-optimization/13962
4563 PR tree-optimization/65686
4564 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4565 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4566 using PTA to compare pointers.
4567 * match.pd: Add pattern for pointer equality compare simplification
4568 using ptrs_compare_unequal.
4570 2016-04-29 Richard Biener <rguenther@suse.de>
4572 * stor-layout.c (layout_type): Do not build a pointer-to-element
4575 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4578 Use SWI mode iterator. Use general_reg_operand predicate.
4579 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4580 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4583 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4586 * fold-const.c (operand_equal_p): Don't verify hash value equality
4588 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4591 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4594 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4595 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4596 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4597 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4598 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4600 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4602 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4603 to info. Don't initialize separate fields to 0. Clean up
4606 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/i386.md (peephole2s for operations with memory inputs):
4609 Use SWI mode iterator.
4610 (peephole2s for operations with memory outputs): Ditto.
4611 Do not check for stack checking probe.
4613 (probe_stack): Remove expander.
4615 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4616 Andrew Burgess <andrew.burgess@embecosm.com>
4618 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4619 operands as 32-bits.
4621 2016-04-28 Jason Merrill <jason@redhat.com>
4623 * gdbinit.in: Skip line-map.h.
4625 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4626 Andrew Burgess <andrew.burgess@embecosm.com>
4628 * config/arc/arc.c (arc_conditional_register_usage): Take
4629 TARGET_RRQ_CLASS into account.
4630 (arc_print_operand): Support printing 'p' and 's' operands.
4631 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4633 (TARGET_RRQ_CLASS): Define.
4634 (IS_POWEROF2_OR_0_P): Define.
4635 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4637 (*tst_movb): New define_insn.
4638 (*tst): Avoid recognition if it could prevent '*tst_movb'
4639 combination; replace c/CnL with c/Chs alternative.
4640 (*tst_bitfield_tst): New define_insn.
4641 (*tst_bitfield_asr): New define_insn.
4642 (*tst_bitfield): New define_insn.
4643 (andsi3_i): Add Rrq variant.
4644 (extzv): New define_expand.
4645 (insv): New define_expand.
4646 (*insv_i): New define_insn.
4647 (*movb): New define_insn.
4648 (*movb_signed): New define_insn.
4649 (*movb_high): New define_insn.
4650 (*movb_high_signed): New define_insn.
4651 (*movb_high_signed + 1): New define_split pattern.
4652 (*mrgb): New define_insn.
4653 (*mrgb + 1): New define_peephole2 pattern.
4654 (*mrgb + 2): New define_peephole2 pattern.
4655 * config/arc/arc.opt (mbitops): New option for nps400, uses
4656 TARGET_NPS_BITOPS_DEFAULT.
4657 * config/arc/constraints.md (q): Make register class conditional.
4658 (Rrq): New register constraint.
4659 (Chs): New constraint.
4660 (Clo): New constraint.
4661 (Chi): New constraint.
4662 (Cbf): New constraint.
4663 (Cbn): New constraint.
4664 (C18): New constraint.
4665 (Cbi): New constraint.
4667 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4669 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4671 (bitmap_intersection_of_preds): Ditto.
4672 (bitmap_union_of_succs): Ditto.
4673 (bitmap_union_of_preds): Ditto.
4674 * sbitmap.c (do_popcount): Delete.
4675 (BITMAP_DEBUGGING): Delete.
4676 (sbitmap_verify_popcount): Delete.
4677 (sbitmap_alloc): Don't initialize the popcount field.
4678 (sbitmap_alloc_with_popcount): Delete.
4679 (sbitmap_resize): Don't resize the popcount array.
4680 (sbitmap_vector_alloc): Don't initialize the popcount field.
4681 (bitmap_copy): Don't copy the popcount array.
4682 (bitmap_clear): Don't clear the popcount array.
4683 (bitmap_clear): Delete the popcount array handling.
4684 (bitmap_ior_and_compl): Delete the popcount assert.
4685 (bitmap_not): Ditto.
4686 (bitmap_and_compl): Ditto.
4687 (bitmap_and): Delete the popcount array handling.
4688 (bitmap_xor): Ditto.
4689 (bitmap_ior): Ditto.
4690 (bitmap_or_and): Delete the popcount assert.
4691 (bitmap_and_or): Ditto.
4692 (popcount_table): Delete.
4693 (sbitmap_elt_popcount): Delete.
4694 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4695 (bitmap_set_bit): Delete the popcount assert.
4696 (bitmap_clear_bit): Ditto.
4697 (sbitmap_free): Don't free the popcount array.
4698 (sbitmap_alloc_with_popcount): Delete declaration.
4699 (sbitmap_popcount): Ditto.
4701 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4702 Andrew Burgess <andrew.burgess@embecosm.com>
4704 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4705 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4706 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4707 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4708 * config/arc/arc.opt (mcmem): New option.
4709 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4710 supply length for r/m alternative.
4711 (*extendqisi2_ac): Likewise.
4712 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4714 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4715 (movhi_insn): Likewise.
4716 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4717 (*zero_extendqihi2_i): Add r/Ucm alternative.
4718 (*zero_extendqisi2_ac): Likewise.
4719 (*zero_extendhisi2_i): Likewise.
4720 * config/arc/constraints.md (Uex): New memory constraint.
4721 (Ucm): New define_constraint.
4722 * config/arc/predicates.md (long_immediate_loadstore_operand):
4723 Return 0 for MEM with cmem_address address.
4724 (cmem_address_0): New predicates.
4725 (cmem_address_1): Likewise.
4726 (cmem_address_2): Likewise.
4727 (cmem_address): Likewise.
4729 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4731 * config/rs6000/rs6000.c (machine_function): Rename
4732 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4733 (rs6000_stack_info): Adjust.
4735 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4736 Andrew Burgess <andrew.burgess@embecosm.com>
4738 * config/arc/constraints.md (Usd): Convert to define_constraint.
4742 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4745 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4746 Add new peephole2 where the first insn is *mov<mode>_or instead of
4747 *mov<mode>_internal.
4749 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4751 * tracer.c (bb_seen): Make static.
4753 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4755 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4756 support, setup defaults.
4757 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4758 * config/arc/arc.c (arc_init): Add NPS400 support.
4759 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4760 (TARGET_ARC700): NPS400 is also an ARC700.
4761 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4763 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4766 * config/nds32/nds32.md (casesi): Don't access the operands array
4769 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4772 (or $-1,reg peephole2): Ditto.
4773 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4775 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4777 * doc/extend.texi (Common Function Attributes) [optimize]:
4778 Discourage use of the optimize attribute.
4780 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4782 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4783 special case builtin.
4784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4785 ALTIVEC_BUILTIN_VEC_ADDE.
4786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4787 support for ALTIVEC_BUILTIN_VEC_ADDE.
4788 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4789 for __builtin_vec_adde.
4791 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4793 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4794 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4796 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4799 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4800 attributes): Document cilkplus_runtime.
4802 2016-04-28 Martin Jambor <mjambor@suse.cz>
4804 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4805 this function. Call verify_expr on MEM_REFs and bases of other
4808 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4810 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4811 for WORD_REGISTER_OPERATIONS to runtime check.
4813 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4815 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4817 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4819 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4820 big-endian compilation.
4821 * config/arc/arc.md (addf3): Likewise.
4825 2016-04-28 Richard Biener <rguenther@suse.de>
4827 PR tree-optimization/70840
4828 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4829 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4830 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4831 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4833 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4835 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4836 and explain why in a comment.
4838 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4840 * config/arc/arc.md (cpu_facility): Add fpx variant.
4841 (subdf3): Prohibit use reverse sub when assist operations option
4843 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4844 instructions only when FPX is enabled.
4845 * testsuite/gcc.target/arc/trsub.c: New test.
4847 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4850 mult_operator when calculating "type" attribute.
4851 (*fop_<mode>_1_i387): Ditto.
4852 (*fop_xf_1_i387): Ditto.
4853 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4854 Use std::swap to swap operands. Use RTL expressions to generate
4857 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4858 Joern Rennecke <joern.rennecke@embecosm.com>
4860 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4862 (emit_pic_move): Remove.
4863 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4864 * config/arc/arc.c (emit_pic_move): Removed.
4865 (TARGET_HAVE_TLS): Define.
4866 (arc_conditional_register_usage): Test for arc_tp_regno.
4867 (arc_print_operand, arc_print_operand_address): Handle TLS
4869 (arc_needs_pcl_p): New function.
4870 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4871 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4872 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4873 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4874 (arc_legitimize_tls_address): Likewise.
4875 (DTPOFF_ZERO_SYM): Define.
4876 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4877 (arc_output_pic_addr_const): Print TLS unspecs.
4878 (prepare_pic_move): New function, replaces emit_pic_move.
4879 (arc_legitimate_constant_p): Handle TLS unspecs.
4880 (arc_legitimate_address_p): Likewise.
4881 (arc_rewrite_small_data_p): Use assert for TLS constants.
4882 (prepare_move_operands): Use prepare_pic_move.
4883 (arc_legitimize_address): Legitimize tls addresses.
4884 (arc_epilogue_uses): Check for arc_tp_regno.
4885 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4886 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4888 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4890 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4891 %(arc_tls_extra_start_spec).
4892 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4893 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4895 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4896 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4897 (UNSPEC_TLS_OFF): Add.
4899 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4900 (get_thread_pointersi): New patterns.
4901 * config/arc/arc.opt (mtp-regno): New option.
4902 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4903 (move_dest_operand): Likewise.
4904 * configure: Regenerate.
4905 * configure.ac: Add arc*-*-* case to test for tls.
4906 * doc/invoke.texi (ARC options): Document mtp-regno.
4908 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4910 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4911 the new ARC HS SIMD instructions.
4912 (arc_preferred_simd_mode): New function.
4913 (arc_autovectorize_vector_sizes): Likewise.
4914 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4915 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4916 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4917 (arc_init_builtins): Add new SIMD builtin types.
4918 (arc_split_move): Handle 64 bit vector moves.
4919 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4920 (TARGET_PLUS_QMACW): Define.
4921 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4922 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4923 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4924 (VSUBADD4H): New builtins.
4925 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4926 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4928 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4929 Matthias Klose <doko@debian.org>
4931 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4933 2016-04-28 Richard Biener <rguenther@suse.de>
4936 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4939 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4941 * common/config/sh/sh-common.c: Remove SH5 support.
4942 * config/sh/constraints.md: Likewise.
4943 * config/sh/config/sh/elf.h: Likewise.
4944 * config/sh/linux.h: Likewise.
4945 * config/sh/netbsd-elf.h: Likewise.
4946 * config/sh/predicates.md: Likewise.
4947 * config/sh/sh-c.c: Likewise.
4948 * config/sh/sh-protos.h: Likewise.
4949 * config/sh/sh.c: Likewise.
4950 * config/sh/sh.h: Likewise.
4951 * config/sh/sh.md: Likewise.
4952 * config/sh/sh.opt: Likewise.
4953 * config/sh/sync.md: Likewise.
4954 * config/sh/sh64.h: Delete.
4955 * config/sh/shmedia.h: Likewise.
4956 * config/sh/shmedia.md: Likewise.
4957 * config/sh/sshmedia.h: Likewise.
4958 * config/sh/t-netbsd-sh5-64: Likewise.
4959 * config/sh/t-sh64: Likewise.
4960 * config/sh/ushmedia.h: Likewise.
4962 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4964 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4965 general_reg_operand instead of register_operand predicate.
4967 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4969 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4971 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4973 * match.pd (A - B > A, A + B < A): New transformations.
4975 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4977 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4978 which defaults to true. Emit an outer pair of parentheses only if
4979 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4980 don't emit parentheses for the right-hand operand.
4982 2016-04-27 Jeff Law <law@redhat.com>
4984 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4986 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4988 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4989 (altivec_lvx_<mode>_internal): Document.
4990 (altivec_lvx_<mode>_2op): New define_insn.
4991 (altivec_lvx_<mode>_1op): Likewise.
4992 (altivec_lvx_<mode>_2op_si): Likewise.
4993 (altivec_lvx_<mode>_1op_si): Likewise.
4994 (altivec_stvx_<mode>): Remove.
4995 (altivec_stvx_<mode>_internal): Document.
4996 (altivec_stvx_<mode>_2op): New define_insn.
4997 (altivec_stvx_<mode>_1op): Likewise.
4998 (altivec_stvx_<mode>_2op_si): Likewise.
4999 (altivec_stvx_<mode>_1op_si): Likewise.
5000 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5001 Expand vec_ld and vec_st during parsing.
5002 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5004 (altivec_expand_stvx_be): Likewise.
5005 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5006 address-masking behavior in RTL.
5007 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5008 address-masking behavior in RTL.
5009 (altivec_expand_builtin): Change builtin code arguments for calls
5010 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5011 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5012 presence of lvx/stvx patterns.
5013 (alignment_with_canonical_addr): New function.
5014 (alignment_mask): Likewise.
5015 (find_alignment_op): Likewise.
5016 (recombine_lvx_pattern): Likewise.
5017 (recombine_stvx_pattern): Likewise.
5018 (recombine_lvx_stvx_patterns): Likewise.
5019 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5020 stvx patterns from expand.
5021 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5023 (vector_altivec_store_<mode>): Likewise.
5025 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5027 * config/aarch64/aarch64.md
5028 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5029 remove the "fp" attributes.
5030 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5031 add the "simd" attributes.
5032 (*movdf_aarch64): Likewise.
5033 (*movtf_aarch64): Remove the "fp" attributes.
5034 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5035 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5037 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5039 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5040 rtx to rtx_code_label *.
5041 * rtl.h (maybe_set_first_label_num): Likewise.
5043 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5045 * df-core.c (df_add_problem): Make the problem param be const.
5046 (df_remove_problem): Make local "problem" be const.
5047 * df-problems.c (problem_RD): Make const.
5048 (problem_LR): Likewise.
5049 (problem_LIVE): Likewise.
5050 (problem_MIR): Likewise.
5051 (problem_CHAIN): Likewise.
5052 (problem_WORD_LR): Likewise.
5053 (problem_NOTE): Likewise.
5054 (problem_MD): Likewise.
5055 * df-scan.c (problem_SCAN): Likewise.
5056 * df.h (struct df_problem): Make field "dependent_problem" be
5058 (struct dataflow): Likewise for field "problem".
5059 (df_add_problem): Make param const.
5061 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5064 inter-unit moves to/from vector registers are enabled. Do not disable
5067 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5069 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5070 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5072 (enum df_problem_id): ...this new enum.
5073 (struct df_problem): Convert field "id" from "int" to
5076 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5078 * rtl.def: Update comment for "things in the instruction chain" to
5079 reflect the removal of the leading "i" field for INSN_UID in
5080 r210360. Fix bogus apostrophe.
5082 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5084 * config/i386/i386.md
5085 (lea arith with mem operand + setcc peephole2): Set operator mode.
5087 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5090 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5091 (dimode_scalar_to_vector_candidate_p): This.
5092 (timode_scalar_to_vector_candidate_p): New function.
5093 (scalar_to_vector_candidate_p): Likewise.
5094 (timode_check_non_convertible_regs): Likewise.
5095 (timode_remove_non_convertible_regs): Likewise.
5096 (remove_non_convertible_regs): Likewise.
5097 (remove_non_convertible_regs): Renamed to ...
5098 (dimode_remove_non_convertible_regs): This.
5099 (scalar_chain::~scalar_chain): Make it virtual.
5100 (scalar_chain::compute_convert_gain): Make it pure virtual.
5101 (scalar_chain::mark_dual_mode_def): Likewise.
5102 (scalar_chain::convert_insn): Likewise.
5103 (scalar_chain::convert_registers): Likewise.
5104 (scalar_chain::add_to_queue): Make it protected.
5105 (scalar_chain::emit_conversion_insns): Likewise.
5106 (scalar_chain::replace_with_subreg): Likewise.
5107 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5108 (scalar_chain::convert_op): Likewise.
5109 (scalar_chain::convert_reg): Likewise.
5110 (scalar_chain::make_vector_copies): Likewise.
5111 (scalar_chain::convert_registers): New pure virtual function.
5112 (class dimode_scalar_chain): New class.
5113 (class timode_scalar_chain): Likewise.
5114 (scalar_chain::mark_dual_mode_def): Renamed to ...
5115 (dimode_scalar_chain::mark_dual_mode_def): This.
5116 (timode_scalar_chain::mark_dual_mode_def): New function.
5117 (timode_scalar_chain::convert_insn): Likewise.
5118 (dimode_scalar_chain::convert_registers): Likewise.
5119 (scalar_chain::compute_convert_gain): Renamed to ...
5120 (dimode_scalar_chain::compute_convert_gain): This.
5121 (scalar_chain::replace_with_subreg): Renamed to ...
5122 (dimode_scalar_chain::replace_with_subreg): This.
5123 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5124 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5125 (scalar_chain::make_vector_copies): Renamed to ...
5126 (dimode_scalar_chain::make_vector_copies): This.
5127 (scalar_chain::convert_reg): Renamed to ...
5128 (dimode_scalar_chain::convert_reg ): This.
5129 (scalar_chain::convert_op): Renamed to ...
5130 (dimode_scalar_chain::convert_op): This.
5131 (scalar_chain::convert_insn): Renamed to ...
5132 (dimode_scalar_chain::convert_insn): This.
5133 (scalar_chain::convert): Call convert_registers.
5134 (convert_scalars_to_vector): Change to scalar_chain pointer to
5135 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5136 in 32-bit mode. Delete scalar_chain pointer. Call
5137 free_dominance_info in 64-bit mode.
5138 (pass_stv::gate): Remove TARGET_64BIT check.
5139 (ix86_option_override): Put the 64-bit STV pass before the CSE
5142 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5144 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5145 dw_loc_frame_offset field.
5146 * dwarf2out.c (new_loc_descr): Likewise.
5147 (resolve_args_picking_1): Turn the VISITED hash set into a
5148 FRAME_OFFSET hash map. Use it to associate a frame offset to
5149 visited nodes. Remove uses of the CHECKING_P macro.
5150 (resolve_args_picking): Update call to resolve_args_picking_1.
5152 2016-04-27 Martin Liska <mliska@suse.cz>
5154 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5155 (free_loop_data): Release vuses of groups.
5157 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5159 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5160 instead of redundant use_id and boolean have_use_for.
5161 (struct iv_use): Change sub_id into group_id. Remove field next.
5162 Move fields: related_cands, n_map_members, cost_map and selected
5164 (struct iv_group): ... here. New structure.
5165 (struct iv_common_cand): Use structure declaration directly.
5166 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5167 (MAX_CONSIDERED_USES): Rename macro to ...
5168 (MAX_CONSIDERED_GROUPS): ... here.
5169 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5170 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5171 (dump_uses): Rename to ...
5172 (dump_groups): ... here. Update all uses.
5173 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5174 (find_induction_variables): Refactor format of dump information.
5175 (record_sub_use): Delete.
5176 (record_use): Update all uses.
5177 (record_group): New function.
5178 (record_group_use, find_interesting_uses_op): Call above functions.
5180 (find_interesting_uses_cond): Ditto.
5181 (group_compare_offset): New function.
5182 (split_all_small_groups): Rename to ...
5183 (split_small_address_groups_p): ... here. Update all uses.
5184 (split_address_groups): Update all uses.
5185 (find_interesting_uses): Refactor format of dump information.
5186 (add_candidate_1): Update all uses. Remove redundant check on iv,
5188 (add_candidate, record_common_cand): Remove redundant assert.
5189 (add_iv_candidate_for_biv): Update use.
5190 (add_iv_candidate_derived_from_uses): Update all uses.
5191 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5192 (alloc_use_cost_map): Ditto.
5193 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5194 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5195 (determine_use_iv_cost_generic): Ditto.
5196 (determine_group_iv_cost_generic): Ditto.
5197 (determine_use_iv_cost_address): Ditto.
5198 (determine_group_iv_cost_address): Ditto.
5199 (determine_use_iv_cost_condition): Ditto.
5200 (determine_group_iv_cost_cond): Ditto.
5201 (determine_use_iv_cost): Ditto.
5202 (determine_group_iv_cost): Ditto.
5203 (set_autoinc_for_original_candidates): Update all uses.
5204 (find_iv_candidates): Update all uses. Refactor dump information.
5205 (determine_use_iv_costs): Ditto.
5206 (determine_iv_costs): Ditto.
5207 (iv_ca_cand_for_use): Rename to ...
5208 (iv_ca_cand_for_group): ... here. Update all uses.
5209 (iv_ca_add_use, iv_ca_add_group): Ditto.
5210 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5211 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5212 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5213 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5214 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5215 (create_new_iv, adjust_iv_update_pos): Ditto.
5216 (rewrite_use_address): Delete.
5217 (rewrite_use_address_1): Rename to ...
5218 (rewrite_use_address): ... here.
5219 (rewrite_use_compare): Update all uses.
5220 (rewrite_use): Delete.
5221 (rewrite_uses): Rename to ...
5222 (rewrite_groups): ... here. Update all uses.
5223 (remove_unused_ivs, free_loop_data): Update all uses.
5224 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5226 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5228 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5229 for WORD_REGISTER_OPERATIONS to runtime check.
5231 2016-04-27 Richard Biener <rguenther@suse.de>
5234 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5235 aggregate_value_p to determine if a function result is
5236 returned by reference.
5237 (ipa_pta_execute): Functions having their address taken are
5238 not automatically nonlocal.
5240 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5243 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5244 * fold-const.c (operand_equal_p): If flag_checking and
5245 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5246 and if it returns non-zero, assert iterative_hash_expr on both
5249 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5251 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5253 2016-04-27 Nick Clifton <nickc@redhat.com>
5256 * varasm.c (merge_weak): Generate an error if an attempt is made
5257 to convert a non-weak static function into a weak, public function.
5259 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5261 * params.def (MAX_PARTITION_SIZE): New param.
5262 * doc/invoke.texi: Document lto-max-partition.
5264 2016-04-27 Richard Biener <rguenther@suse.de>
5267 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5268 function cummulating used_from_other_partition, externally_visible
5269 and force_output from aliases.
5270 (refered_from_nonlocal_var): Likewise.
5271 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5272 node flags properly.
5274 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5276 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5277 (-Wmemset-elt-size): New item.
5279 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5282 * stor-layout.h (internal_reference_types): Delete.
5283 * stor-layout.c (reference_types_internal): Likewise.
5284 (internal_reference_types): Likewise.
5285 (layout_type) <REFERENCE_TYPE>: Adjust.
5287 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5290 * tree.h (inchash::add_expr): Add FLAGS argument.
5291 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5292 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5293 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5294 Formatting fix. Adjust recursive calls. For tcc_comparison,
5295 if swap_tree_comparison (code) is smaller than code, hash that
5296 and arguments in the other order. Hash CONVERT_EXPR the same
5297 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5298 of ADDR_EXPR of decl as the decl itself. Add or remove
5299 OEP_ADDRESS_OF from recursive flags as needed. For
5300 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5301 operands commutatively and only the third one normally.
5302 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5304 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5306 * config/rtems.h (LIB_SPEC): Add -latomic.
5308 2016-04-27 Joel Sherrill <joel@rtems.org>
5310 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5311 xilink.ld and flags not relevant to RTEMS.
5313 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5315 * toplev.c (backend_init_target): Avoid calling init_reload when using
5318 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5320 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5321 for loops rather than one for the whole function.
5323 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5325 * match.pd (X + CST CMP X): New transformation.
5327 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5329 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5330 * fold-const.c (fold_binary_loc): Remove 2 transformations
5331 superseded by match.pd.
5332 * match.pd (x+x -> x*2): Generalize to integers.
5334 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5336 * config/i386/i386.md (operation on memory peephole): Duplicate an
5337 existing peephole and adapt it to match lea rather than an operation
5340 PR rtl-optimization/57193
5341 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5343 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5345 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5347 * tree-if-conv.c (any_pred_load_store): New static variable.
5348 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5349 any_pred_load_store instead of and_mask_load_store.
5350 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5351 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5352 (combine_blocks, tree_if_conversion): Ditto.
5354 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5356 PR tree-optimization/70771
5357 PR tree-optimization/70775
5358 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5359 virtual PHI nodes. Delete parameter.
5360 (if_convertible_loop_p_1): Delete argument to above function.
5361 (predicate_all_scalar_phis): Delete code handling single-argument
5363 (tree_if_conversion): Mark and update virtual SSA.
5365 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5368 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5369 (x86_elf_aligned_common): Rename to ...
5370 (x86_elf_aligned_decl_common): ... this.
5371 Add decl arg. Switch to .lbss for largecomm object. Use
5372 LARGECOMM_SECTION_ASM_OP.
5373 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5375 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5376 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5378 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5379 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5381 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5384 * config/i386/i386.c (SECTION_LARGE): Define.
5385 (x86_64_elf_select_section): Set it for large data/bss sections.
5386 Only clear SECTION_WRITE for .lrodata.
5387 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5389 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5390 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5391 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5393 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5394 * doc/tm.texi: Regenerate.
5396 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5399 * configure.ac (--enable-checking): Document extra flag, for
5400 non-release builds default to --enable-checking=yes,extra.
5401 If misc checking and extra checking, define CHECKING_P to 2 instead
5403 * common.opt (fchecking=): Add.
5404 * doc/invoke.texi (-fchecking=): Document.
5405 * doc/install.texi: Document --enable-checking changes.
5406 * configure: Regenerated.
5407 * config.in: Regenerated.
5409 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5411 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5412 attribute instead of which_alternative.
5413 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5414 Use EXT_REX_SSE_REG_P where appropriate.
5416 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5418 * config/i386/predicates.md (const0_operand): Do not match
5419 const_wide_int code.
5420 (const1_operand): Ditto.
5422 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5424 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5425 for SSE constm1 operands and TARGET_AVX512VL.
5426 (*movti_internal): Ditto.
5427 (*mov<mode>_or): Use constm1_operand predicate.
5428 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5429 for SSE vector_all_ones operands and TARGET_AVX512VL.
5430 * config/i386/predicates.md (constm1_operand): New predicate.
5431 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5432 emission of constant -1 load.
5434 2016-04-25 Jason Merrill <jason@redhat.com>
5436 * gdbinit.in: Skip is-a.h.
5438 * attribs.c (register_scoped_attributes): Fix logic.
5439 * attribs.h: Declare register_scoped_attributes.
5441 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5443 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5444 stxvd2x and stxvw4x built-in functions.
5446 2016-04-25 DJ Delorie <dj@redhat.com>
5448 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5449 (ashrhi3): Likewise.
5450 (lshrhi3): Likewise.
5452 2016-04-25 Richard Biener <rguenther@suse.de>
5454 PR tree-optimization/70780
5455 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5457 (compute_antic): Mark blocks with abnormal preds as visited as
5458 they have a final empty antic-in solution already.
5460 2016-04-25 Michael Collison <michael.collison@linaro.org>
5462 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5464 2016-04-25 Michael Collison <michael.collison@linaro.org>
5466 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5467 mode is VQI to improve mixed mode vectorization.
5468 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5469 define_insn to match low half of signed vaddw.
5470 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5471 define_insn to match high half of signed vaddw.
5472 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5473 define_insn to match low half of unsigned vaddw.
5474 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5475 define_insn to match high half of unsigned vaddw.
5476 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5477 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5478 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5480 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5481 * config/arm/predicates.md (vect_par_constant_high): Support
5482 big endian and simplify by calling
5483 arm_simd_check_vect_par_cnst_half
5484 (vect_par_constant_low): Likewise.
5486 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5488 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5489 predicate for operand 2.
5491 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5492 H.J. Lu <hongjiu.lu@intel.com>
5494 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5495 machine_mode argument.
5496 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5497 constm1_rtx operands. For VOIDmode constants, get mode from
5498 pred_mode. Check mode size if the mode is supported by ABI.
5499 (standard_sse_constant_opcode): Do not use standard_constant_p.
5500 Strictly check ABI support for all-ones operands.
5501 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5502 immediates. Update calls to standard_sse_constant_p.
5503 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5504 (ix86_rtx_costs): Ditto.
5505 * config/i386/i386.md (*movxi_internal_avx512f): Use
5506 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5507 Use (v,BC) alternative instead of (v,C). Use register_operand
5508 checks instead of MEM_P.
5509 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5510 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5511 isa attribute. Use register_operand checks instead of MEM_P.
5512 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5513 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5514 alternative and corresponding sse2 isa attribute.
5515 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5516 to standard_sse_constant_p.
5517 (FP constant splitters): Ditto.
5518 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5520 * config/i386/predicates.md (constm1_operand): Remove.
5521 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5522 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5523 vector_all_ones_operand instead of constm1_operand.
5525 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5527 * print-rtl.c (print_rtx_insn_vec): New function.
5528 * print-rtl.h: New prototype.
5529 * store-motion.c (struct st_expr): Make avail_stores a vector.
5530 (st_expr_entry): Adjust.
5531 (free_st_expr_entry): Likewise.
5532 (print_store_motion_mems): Likewise.
5533 (find_moveable_store): Likewise.
5534 (compute_store_table): Likewise.
5535 (delete_store): Likewise.
5536 (build_store_vectors): Likewise.
5538 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5540 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5542 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5544 * vec.h (vec_safe_contains): New function.
5545 (vec::contains): Likewise.
5546 (vec::begin): Likewise.
5547 (vec::end): Likewise.
5549 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5552 * cfgexpand.c (expand_stack_vars): Fix typo.
5554 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5556 * system.h (list, map, set, vector): Include conditionally.
5557 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5558 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5559 * ipa-icf.c (INCLUDE_LIST): Define.
5560 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5561 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5562 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5563 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5564 * cp/logic.cc (INCLUDE_LIST): Define.
5565 * fortran/trans-common.c (INCLUDE_MAP): Define.
5567 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5569 * auto-profile.c: Remove <string.h> include.
5570 * ipa-icf-gimple.c: Remove <list> include.
5571 * diagnostic.c: Remove <new> include.
5572 * genmatch.c: Likewise.
5573 * pretty-print.c: Likewise.
5574 * toplev.c: Likewise
5575 * c/c-objc-common.c: Likewise.
5576 * cp/error.c: Likewise.
5577 * fortran/error.c: Likewise.
5579 2016-04-22 Richard Biener <rguenther@suse.de>
5581 * lto-streamer-in.c (input_ssa_names): Do not allocate
5582 GIMPLE_NOP for all SSA names.
5583 * lto-streamer-out.c (output_ssa_names): Do not output
5584 SSA names that should have been released.
5586 2016-04-22 Richard Biener <rguenther@suse.de>
5588 PR tree-optimization/70740
5589 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5592 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5595 * config/i386/predicates.md (call_insn_operand): Replace
5596 sibcall_memory_operand with memory_operand.
5598 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5600 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5601 has_single_use() tests.
5602 (register_edge_assert_for_1): Likewise.
5603 (find_assert_locations_1): Check the liveness bitmap instead of
5604 checking has_single_use().
5606 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5609 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5610 Extract AVX-512BW constraint from AVX.
5612 2016-04-21 Richard Biener <rguenther@suse.de>
5614 PR tree-optimization/70725
5615 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5616 for phi_convertible_by_degenerating_args.
5617 (predicate_all_scalar_phis): Handle single-argument PHIs.
5619 2016-04-21 Richard Biener <rguenther@suse.de>
5622 * fold-const.c (fold_comparison): Return properly typed
5625 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5627 PR tree-optimization/70715
5628 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5629 after expanding BASE using expand_simple_operations.
5631 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5633 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5634 New transformations.
5636 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5638 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5640 2016-04-20 Jan Hubicka <jh@suse.cz>
5642 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5643 ultiimate_alias_target.
5644 (update_callee_keys): Likewise.
5645 (lookup_recursive_calls): Likewise.
5646 (speculation_useful_p): Likewise.
5648 2016-04-20 Jan Hubicka <jh@suse.cz>
5651 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5652 (set_nothrow_flag_1): ... this; handle interposition correctly;
5653 recurse on aliases and thunks.
5654 (cgraph_node::set_nothrow_flag): New.
5655 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5656 functions compiled with non-call exceptions that binds to current
5658 (propagate_nothrow): Be safe WRT interposition.
5659 * cgraph.h (set_nothrow_flag): Update prototype.
5661 2016-04-18 Jan Hubicka <jh@suse.cz>
5663 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5664 max_loop_iterations_int.
5665 (tree_unswitch_outer_loop): Likewise.
5667 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5669 PR tree-optimization/69489
5670 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5671 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5672 Revise dump message.
5673 (if_convertible_bb_p): Remove check on edge count of basic block's
5676 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5678 PR tree-optimization/56625
5679 PR tree-optimization/69489
5680 * tree-data-ref.h (DR_INNERMOST): New macro.
5681 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5682 hashing struct innermost_loop_behavior.
5683 (ref_DR_map): Remove.
5684 (innermost_DR_map): New map.
5685 (baseref_DR_map): Revise comment.
5686 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5687 to innermost_DR_map accroding to its innermost loop behavior.
5688 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5689 to its innermost loop behavior.
5690 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5691 Add initialization for innermost_DR_map. Record memory reference
5692 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5693 have innermost loop behavior.
5694 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5697 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5699 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5700 *lea_general_1. Use explicit SWI12 mode interator.
5701 (*lea<mode>_general_2): Rename from *lea_general_2.
5702 Use explicit SWI12 mode interator.
5703 (*lea<mode>_general_3): Rename from *lea_general_3.
5704 Use explicit SWI12 mode interator.
5705 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5706 Use explicit SWI12 mode interator.
5707 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5708 Use explicit SWI48 mode interator.
5710 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5712 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5713 Short-cut unaligned load and store cases. Handle all integer
5715 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5716 and store cases. Call ix86_avx256_split_vector_move_misalign
5717 directly without checking mode class.
5719 2016-04-20 Andrew Pinski <apinski@cavium.com>
5720 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5723 * config/aarch64/aarch64.md (sibcall): Force call
5724 address to be DImode for ILP32.
5725 (sibcall_value): Likewise.
5727 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5729 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5731 2016-04-20 Richard Biener <rguenther@suse.de>
5733 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5734 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5735 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5736 (maybe_push_res_to_seq): Adjust.
5737 * gimple-fold.c (maybe_build_generic_op): Likewise.
5739 2016-04-20 Marek Polacek <polacek@redhat.com>
5741 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5744 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5746 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5747 use kmovw to support AVX512F target.
5749 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5751 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5753 2016-04-20 Marek Polacek <polacek@redhat.com>
5755 PR tree-optimization/70725
5756 * tree-if-conv.c (is_false_predicate): New function.
5757 (predicate_mem_writes): Use it.
5759 2016-04-20 Richard Biener <rguenther@suse.de>
5761 PR tree-optimization/70726
5762 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5763 shift amounts from a pattern stmt operand.
5765 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5768 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5769 stack_restore_from_fpr pattern when restoring r15.
5770 (s390_optimize_prologue): Strip away the memory barrier in the
5771 parallel when trying to get rid of restore insns.
5772 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5773 definition for loading the stack pointer from an FPR. Compared to
5774 the normal move insn this pattern includes a full memory barrier.
5776 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5779 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5780 implicitly linear or lastprivate iterator on the outer context.
5782 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5784 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5786 * config/i386/i386.md (ssememalign): Removed.
5787 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5789 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5793 const short * to __builtin_ia32_loaddquhi512_mask.
5794 (_mm512_maskz_loadu_epi16): Likewise.
5795 (_mm512_mask_storeu_epi16): Pass short * to
5796 __builtin_ia32_storedquhi512_mask.
5797 (_mm512_mask_loadu_epi8): Pass const char * to
5798 __builtin_ia32_loaddquqi512_mask.
5799 (_mm512_maskz_loadu_epi8): Likewise.
5800 (_mm512_mask_storeu_epi8): Pass char * to
5801 __builtin_ia32_storedquqi512_mask.
5802 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5803 const double * to __builtin_ia32_loadupd512_mask.
5804 (_mm512_mask_loadu_pd): Likewise.
5805 (_mm512_maskz_loadu_pd): Likewise.
5806 (_mm512_storeu_pd): Pass double * to
5807 __builtin_ia32_storeupd512_mask.
5808 (_mm512_mask_storeu_pd): Likewise.
5809 (_mm512_loadu_ps): Pass const float * to
5810 __builtin_ia32_loadups512_mask.
5811 (_mm512_mask_loadu_ps): Likewise.
5812 (_mm512_maskz_loadu_ps): Likewise.
5813 (_mm512_storeu_ps): Pass float * to
5814 __builtin_ia32_storeups512_mask.
5815 (_mm512_mask_storeu_ps): Likewise.
5816 (_mm512_mask_loadu_epi64): Pass const long long * to
5817 __builtin_ia32_loaddqudi512_mask.
5818 (_mm512_maskz_loadu_epi64): Likewise.
5819 (_mm512_mask_storeu_epi64): Pass long long *
5820 to __builtin_ia32_storedqudi512_mask.
5821 (_mm512_loadu_si512): Pass const int * to
5822 __builtin_ia32_loaddqusi512_mask.
5823 (_mm512_mask_loadu_epi32): Likewise.
5824 (_mm512_maskz_loadu_epi32): Likewise.
5825 (_mm512_storeu_si512): Pass int * to
5826 __builtin_ia32_storedqusi512_mask.
5827 (_mm512_mask_storeu_epi32): Likewise.
5828 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5829 char * to __builtin_ia32_storedquqi256_mask.
5830 (_mm_mask_storeu_epi8): Likewise.
5831 (_mm256_mask_loadu_epi16): Pass const short * to
5832 __builtin_ia32_loaddquhi256_mask.
5833 (_mm256_maskz_loadu_epi16): Likewise.
5834 (_mm_mask_loadu_epi16): Pass const short * to
5835 __builtin_ia32_loaddquhi128_mask.
5836 (_mm_maskz_loadu_epi16): Likewise.
5837 (_mm256_mask_loadu_epi8): Pass const char * to
5838 __builtin_ia32_loaddquqi256_mask.
5839 (_mm256_maskz_loadu_epi8): Likewise.
5840 (_mm_mask_loadu_epi8): Pass const char * to
5841 __builtin_ia32_loaddquqi128_mask.
5842 (_mm_maskz_loadu_epi8): Likewise.
5843 (_mm256_mask_storeu_epi16): Pass short * to.
5844 __builtin_ia32_storedquhi256_mask.
5845 (_mm_mask_storeu_epi16): Pass short * to.
5846 __builtin_ia32_storedquhi128_mask.
5847 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5848 const double * to __builtin_ia32_loadupd256_mask.
5849 (_mm256_maskz_loadu_pd): Likewise.
5850 (_mm_mask_loadu_pd): Pass onst double * to
5851 __builtin_ia32_loadupd128_mask.
5852 (_mm_maskz_loadu_pd): Likewise.
5853 (_mm256_mask_storeu_pd): Pass double * to
5854 __builtin_ia32_storeupd256_mask.
5855 (_mm_mask_storeu_pd): Pass double * to
5856 __builtin_ia32_storeupd128_mask.
5857 (_mm256_mask_loadu_ps): Pass const float * to
5858 __builtin_ia32_loadups256_mask.
5859 (_mm256_maskz_loadu_ps): Likewise.
5860 (_mm_mask_loadu_ps): Pass const float * to
5861 __builtin_ia32_loadups128_mask.
5862 (_mm_maskz_loadu_ps): Likewise.
5863 (_mm256_mask_storeu_ps): Pass float * to
5864 __builtin_ia32_storeups256_mask.
5865 (_mm_mask_storeu_ps): ass float * to
5866 __builtin_ia32_storeups128_mask.
5867 (_mm256_mask_loadu_epi64): Pass const long long * to
5868 __builtin_ia32_loaddqudi256_mask.
5869 (_mm256_maskz_loadu_epi64): Likewise.
5870 (_mm_mask_loadu_epi64): Pass const long long * to
5871 __builtin_ia32_loaddqudi128_mask.
5872 (_mm_maskz_loadu_epi64): Likewise.
5873 (_mm256_mask_storeu_epi64): Pass long long * to
5874 __builtin_ia32_storedqudi256_mask.
5875 (_mm_mask_storeu_epi64): Pass long long * to
5876 __builtin_ia32_storedqudi128_mask.
5877 (_mm256_mask_loadu_epi32): Pass const int * to
5878 __builtin_ia32_loaddqusi256_mask.
5879 (_mm256_maskz_loadu_epi32): Likewise.
5880 (_mm_mask_loadu_epi32): Pass const int * to
5881 __builtin_ia32_loaddqusi128_mask.
5882 (_mm_maskz_loadu_epi32): Likewise.
5883 (_mm256_mask_storeu_epi32): Pass int * to
5884 __builtin_ia32_storedqusi256_mask.
5885 (_mm_mask_storeu_epi32): Pass int * to
5886 __builtin_ia32_storedqusi128_mask.
5887 * config/i386/i386-builtin-types.def (PCSHORT): New.
5889 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5890 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5891 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5892 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5893 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5894 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5895 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5896 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5897 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5898 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5899 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5900 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5901 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5902 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5903 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5904 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5905 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5906 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5907 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5908 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5909 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5910 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5911 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5912 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5913 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5914 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5915 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5916 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5917 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5918 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5919 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5920 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5921 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5922 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5923 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5924 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5925 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5926 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5927 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5928 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5929 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5930 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5931 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5932 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5933 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5934 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5935 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5936 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5937 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5939 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5940 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5942 (ix86_expand_vector_move_misalign): Likewise.
5943 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5944 to scalar function prototype for unaligned load/store builtins.
5945 (ix86_expand_special_args_builtin): Updated.
5946 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5947 (UNSPEC_STOREU): Likewise.
5948 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5949 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5950 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5951 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5952 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5953 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5954 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5955 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5956 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5957 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5958 (<avx512>_storedqu<mode>_mask): Likewise.
5959 (*sse4_2_pcmpestr_unaligned): Likewise.
5960 (*sse4_2_pcmpistr_unaligned): Likewise.
5961 (*mov<mode>_internal): Renamed to ...
5962 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5963 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5964 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5965 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5967 2016-04-19 Richard Biener <rguenther@suse.de>
5969 PR tree-optimization/70171
5970 * tree-ssa-phiprop.c: Include stor-layout.h.
5971 (phiprop_insert_phi): Handle the aggregate copy case.
5972 (propagate_with_phi): Likewise.
5974 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5977 instead of simplify_gen_subreg (... , 0).
5978 (ix86_delegitimize_address): Ditto.
5979 (ix86_split_divmod): Ditto.
5980 (ix86_split_copysign_const): Ditto.
5981 (ix86_split_copysign_var): Ditto.
5982 (ix86_expand_args_builtin): Ditto.
5983 (ix86_expand_round_builtin): Ditto.
5984 (ix86_expand_special_args_builtin): Ditto.
5985 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5986 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5987 (udivmodqi4): Ditto.
5988 (absneg splitters): Ditto.
5989 (*jcc_bt<mode>_1): Ditto.
5991 2016-04-19 Richard Biener <rguenther@suse.de>
5993 PR tree-optimization/70724
5994 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5995 restoring out from ...
5996 (free_scc_vn): ... here.
5997 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5998 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6000 (pass_fre::execute): Restore SSA info.
6002 2016-04-19 Richard Biener <rguenther@suse.de>
6004 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6005 * gimple-walk.c (walk_gimple_op): Initialize it.
6006 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6007 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6008 remapping SSA names of defs.
6009 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6012 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6015 * lra-constraints.c (equiv_substition_p): New.
6016 (process_alt_operands): Use it.
6017 (swap_operands): Swap it.
6018 (curr_insn_transform): Update it.
6020 2016-04-18 Michael Matz <matz@suse.de>
6022 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6023 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6024 * tree-core.h (tree_type_common.align): Use bit-field.
6025 (tree_type_common.spare): New.
6026 (tree_decl_common.off_align): Make smaller.
6027 (tree_decl_common.align): Use bit-field.
6029 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6030 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6031 (scan_sharing_clauses): Ditto.
6032 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6033 (omp_finish_file): Ditto.
6034 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6035 (layout_decl): Ditto.
6036 (relayout_decl): Ditto.
6037 (finalize_record_size): Use SET_TYPE_ALIGN.
6038 (finalize_type_size): Ditto.
6039 (finish_builtin_struct): Ditto.
6040 (layout_type): Ditto.
6041 (initialize_sizetypes): Ditto.
6042 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6043 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6044 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6045 (get_chain_field): Ditto.
6046 (get_trampoline_type): Ditto.
6047 (get_nl_goto_field): Ditto.
6048 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6050 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6051 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6052 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6053 (build_qualified_type): Use SET_TYPE_ALIGN.
6054 (build_aligned_type, build_range_type_1): Ditto.
6055 (build_atomic_base): Ditto.
6056 (build_common_tree_nodes): Ditto.
6057 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6058 (expand_one_stack_var_at): Ditto.
6059 * coverage.c (build_var): Use SET_DECL_ALIGN.
6060 * except.c (init_eh): Ditto.
6061 * function.c (assign_parm_setup_block): Ditto.
6062 * symtab.c (increase_alignment_1): Ditto.
6063 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6064 * tree-vect-stmts.c (ensure_base_align): Ditto.
6065 * varasm.c (align_variable): Ditto.
6066 (assemble_variable): Ditto.
6067 (build_constant_desc): Ditto.
6068 (output_constant_def_contents): Ditto.
6070 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6071 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6072 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6073 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6074 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6076 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6079 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6080 replace %vmovsd with "%vmovq".
6081 (vec_concatv2df): Likewise.
6083 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6085 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6086 (*vec_extractv2si_0): Ditto.
6087 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6088 (zero_extended_scalar_load_operand splitters): Ditto.
6089 (vec_extract splitters): Ditto.
6090 (*vec_extractv4si_0_zext): Ditto.
6091 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6093 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6094 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6095 (*sse4_1_extractps): Use lowpart_subreg.
6096 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6098 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6100 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6102 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6103 Mention Solaris 11 packaging changes.
6104 Update gas and gld requirements.
6105 Remove reference to pre-Solaris 10 bug.
6106 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6108 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6111 2016-04-17 Jan Hubicka <jh@suse.cz>
6113 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6114 max_loop_iterations_int.
6116 2016-04-18 Richard Biener <rguenther@suse.de>
6118 PR tree-optimization/43434
6119 * tree-ssa-structalias.c (struct vls_data): New.
6120 (visit_loadstore): Handle all pointer-based accesses.
6121 (compute_dependence_clique): Compute a bitmap of restrict tags
6122 assigned bases and pass it to visit_loadstore.
6124 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6127 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6128 armv8.1-a and armv8.1-a+crc.
6130 2016-04-18 Richard Biener <rguenther@suse.de>
6132 PR tree-optimization/70701
6133 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6134 references after translating through a memcpy.
6136 2016-04-18 Richard Biener <rguenther@suse.de>
6138 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6139 (compute_antic): ... here. For partial antic use regular
6140 postorder and scrap iteration.
6141 (compute_partial_antic_aux): Remove unused return value.
6142 (init_pre): Do not allocate postorder.
6143 (fini_pre): Do not free postorder.
6145 2016-04-18 Richard Biener <rguenther@suse.de>
6148 * expmed.c (extract_bit_field_1): Remove broken case
6149 using a wider MODE_INT mode.
6151 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6153 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6154 unless compiling with at least GCC-4.8.
6156 2016-04-17 Jan Hubicka <jh@suse.cz>
6159 * graphite.c (graphite_finalize): Update call to
6160 tree_estimate_probability.
6161 * predict.h (tree_estimate_probability): Update prototype.
6163 2016-04-17 Jan Hubicka <jh@suse.cz>
6165 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6166 (tree_estimate_probability): Likewise.
6167 (pass_profile::execute): Update.
6168 (report_predictor_hitrates): New function.
6169 * profile.c (compute_branch_probabilities): Use it.
6170 * predict.h (report_predictor_hitrates): Declare.
6172 2016-04-17 Jan Hubicka <jh@suse.cz>
6175 * cgraph.h (cgraph_node::set_const_flag,
6176 cgraph_node::set_pure_flag): Update prototype to return bool;
6178 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6179 of interposable symbol are interposable, too.
6180 (cgraph_set_const_flag_1): Rename to ...
6181 (set_const_flag_1): ... this one; change to self recursive function
6182 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6183 clearnig the flag in all variants and also virtual thunks of const
6184 functions are pure; track if any change was done.
6185 (cgraph_node::set_const_flag): Update.
6186 (struct set_pure_flag_info): New struct.
6187 (cgraph_set_pure_flag_1): Rename to ...
6188 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6189 rather than pointer encoded flags; track if any changes was done;
6190 handle correctly clearning flag and setting flag of aliases already
6192 (cgraph_node::set_pure_flag): Update.
6193 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6195 2016-04-17 Tom de Vries <tom@codesourcery.com>
6198 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6201 2016-04-17 Tom de Vries <tom@codesourcery.com>
6203 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6204 '{}<> ' as escape-for-record.
6206 2016-04-17 Tom de Vries <tom@codesourcery.com>
6208 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6211 2016-04-17 Tom de Vries <tom@codesourcery.com>
6214 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6215 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6216 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6217 * passes.c (finish_optimization_passes): Only call
6218 finish_graph_dump_file if dfi->graph_dump_initialized.
6219 (execute_function_dump, pass_init_dump_file): Use
6220 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6222 2016-04-17 Tom de Vries <tom@codesourcery.com>
6224 PR tree-optimization/70256
6225 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6226 (debug_varmap): New function.
6228 2016-04-17 Tom de Vries <tom@codesourcery.com>
6231 * passes.c (pass_manager::register_pass): Propagate pflags.
6233 2016-04-17 Tom de Vries <tom@codesourcery.com>
6236 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6237 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6238 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6239 check if it's equal to p_start.
6240 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6242 2016-04-15 Jan Hubicka <jh@suse.cz>
6245 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6246 function does not bind to current def.
6247 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6248 handle conservatively calls to functions that does not need to bind
6250 (check_call): Update call of worse_state.
6251 (ignore_edge_for_nothrow): Update.
6252 (ignore_edge_for_pure_const): Likewise.
6253 (propagate_pure_const): Update calls to worse_state.
6254 (skip_function_for_local_pure_const): Reformat comments.
6256 2016-04-15 Jan Hubicka <jh@suse.cz>
6259 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6260 (cgraph_node::function_symbol): Likewise.
6261 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6262 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6263 (symtab_node::ultimate_alias_target): Add REF parameter.
6264 (symtab_node::binds_to_current_def_p): Declare.
6265 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6266 (cgraph_node::function_symbol): Likewise.
6267 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6268 (cgraph_node::get_availability): Likewise.
6269 (cgraph_edge::binds_to_current_def_p): New inline function.
6270 (varpool_node::get_availability): Add REF parameter.
6271 (varpool_node::ultimate_alias_target): Likewise.
6272 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6273 (symtab_node::binds_to_current_def_p): Likewise.
6274 * varpool.c (varpool_node::get_availability): Likewise.
6276 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6279 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6280 Fix mode size check.
6282 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6284 * BASE-VER: Set to 7.0.0.
6286 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6288 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6290 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6292 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6293 architecture revisions.
6295 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6297 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6298 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6299 * config/i386/i386.md (stack decrement to push peepholes): Guard
6300 with !x86_using_red_zone ().
6302 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6305 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6306 to dump_generic_node.
6307 (NIY): Pass also flags to do_niy.
6309 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6311 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6312 (simd_clone_vector_of_formal_parm_types)
6313 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6314 (simd_clone_mangle, simd_clone_create)
6315 (simd_clone_adjust_return_type, create_tmp_simd_array)
6316 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6317 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6318 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6319 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6320 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6321 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6322 * omp-simd-clone.c: ... this new file.
6323 (simd_clone_vector_of_formal_parm_types): Make it static.
6324 * Makefile.in (OBJS): Add omp-simd-clone.o.
6326 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6329 * config/i386/sse.md: Use proper memory operand modifiers.
6332 2016-04-15 Richard Biener <rguenther@suse.de>
6333 Alan Modra <amodra@gmail.com>
6335 PR tree-optimization/70130
6336 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6337 when alignment stays not the same and no not use the realign
6340 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6343 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6344 direct move handlers for KFmode. Change TFmode handlers test from
6345 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6347 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6350 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6351 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6352 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6353 * tree-ssa-live.c (remove_unused_scope_block_p): When
6354 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6355 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6356 block_ultimate_origin is FUNCTION_DECL.
6357 (remove_unused_locals): If current_function_decl is
6358 polymorphic_ctor_dtor_p, pass initial true to
6359 remove_unused_scope_block_p' is_ctor_dtor_block.
6361 2016-04-14 Martin Sebor <msebor@redhat.com>
6366 * doc/extend.texi (Variable Length): Revert.
6368 2016-04-14 Marek Polacek <polacek@redhat.com>
6369 Jan Hubicka <hubicka@ucw.cz>
6372 * tree.c (verify_type): Disable the canonical type of main variant
6375 2016-04-14 Jason Merrill <jason@redhat.com>
6377 * cfgexpand.c, expr.c: Revert previous change.
6379 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6382 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6383 when building a mem ref for the incoming reduction variable.
6385 2016-04-14 Richard Biener <rguenther@suse.de>
6387 PR tree-optimization/70614
6388 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6389 loop if the evolution dropped to chrec_dont_know.
6390 (interpret_condition_phi): Likewise.
6392 2016-04-14 Richard Biener <rguenther@suse.de>
6394 PR tree-optimization/70623
6395 * tree-ssa-pre.c (changed_blocks): Make global ...
6396 (compute_antic): ... local here. Move and fix worklist
6397 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6398 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6399 worklist handling, dump when ANTIC_IN changed.
6400 (compute_partial_antic_aux): Remove worklist handling.
6401 (init_pre): Do not compute post dominators. Add a comment about
6402 the CFG order chosen.
6403 (fini_pre): Do not free post dominators.
6405 2016-04-13 Martin Sebor <msebor@redhat.com>
6410 * doc/extend.texi (Variable Length): Document C++ specifics.
6412 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6415 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6416 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6417 eh edges have been purged.
6420 * tree-sra.c (create_access_replacement,
6421 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6423 * tree-pretty-print.c (dump_fancy_name): New function.
6424 (dump_decl_name, dump_generic_node): Use it.
6426 2016-04-13 Jason Merrill <jason@redhat.com>
6428 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6429 * expr.c (expand_expr_real_1): Likewise.
6431 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6433 * config/i386/i386.md (kunpckhi): Swap operands.
6434 (kunpcksi): Likewise.
6435 (kunpckdi): Likewise.
6436 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6437 (vec_pack_trunc_<mode>): Likewise.
6439 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6442 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6445 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6446 gimplification turns some element into non-constant.
6449 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6450 * explow.c (convert_memory_address_addr_space_1): No longer static,
6451 add NO_EMIT argument and don't call convert_modes if true, pass
6452 it down recursively, remove break after return.
6453 (convert_memory_address_addr_space): Adjust caller.
6454 * simplify-rtx.c (simplify_unary_operation_1): Call
6455 convert_memory_address_addr_space_1 instead of convert_memory_address,
6456 if it returns NULL, don't simplify.
6458 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6461 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6463 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6465 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6466 Bump the upper SIMDLEN limits, so that if the return type or
6467 characteristic type if the return type is void can be passed in
6468 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6471 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6474 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6475 Do not use "=" constraint on an input constraint.
6476 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6477 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6478 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6479 generates (neg (abs ...)) instead of (abs ...).
6481 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6483 PR rtl-optimization/70596
6484 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6485 just invalidate LRA data and reset them. Adjust dump wording.
6487 2016-04-12 Martin Liska <mliska@suse.cz>
6490 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6492 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6494 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6495 max_loop_iterations_int.
6496 (tree_unswitch_outer_loop): Likewise.
6497 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6498 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6500 2016-04-12 Tom de Vries <tom@codesourcery.com>
6502 PR tree-optimization/68756
6503 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6504 instead of new_name.
6506 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6508 PR tree-optimization/70602
6509 * tree-sra.c (generate_subtree_copies): Don't write anything into
6510 constant pool decls.
6512 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6513 regardless whether there are depend clauses or not.
6515 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6518 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6519 target attribute and pragma from changing the -mfloat128
6520 and -mfloat128-hardware options.
6522 * doc/extend.texi (Additional Floating Types): Document PowerPC
6523 __float128 restrictions.
6525 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6528 * config/aarch64/driver-aarch64.c
6529 (aarch64_get_extension_string_for_isa_flags): New.
6530 (arch_extension): Rename to...
6531 (aarch64_arch_extension): ...This.
6532 (ext_to_feat_string): Rename to...
6533 (aarch64_extensions): ...This.
6534 (aarch64_core_data): Keep track of architecture extension flags.
6535 (cpu_data): Rename to...
6536 (aarch64_cpu_data): ...This.
6537 (aarch64_arch_driver_info): Keep track of architecture extension
6539 (get_arch_name_from_id): Rename to...
6540 (get_arch_from_id): ...This, change return type.
6541 (host_detect_local_cpu): Update and reformat for renames, handle
6542 extensions through common infrastructure.
6544 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6547 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6548 track of a canonical flag name.
6549 (all_extensions): Likewise.
6550 (arch_to_arch_name): Also track extension flags enabled by the arch.
6551 (all_architectures): Likewise.
6552 (aarch64_parse_extension): Move to here.
6553 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6555 (aarch64_rewrite_selected_cpu): Update for above change.
6556 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6557 are handled, such that the single explicit value enabled by an
6558 extension is kept seperate from the implicit values it also enables.
6559 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6561 (aarch64_parse_extension): New.
6562 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6563 here to config/aarch64/aarch64-protos.h.
6564 (aarch64_parse_extension): Move from here to
6565 common/config/aarch64/aarch64-common.c.
6566 (aarch64_option_print): Update.
6567 (aarch64_declare_function_name): Likewise.
6568 (aarch64_start_file): Likewise.
6569 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6570 the canonical flag for extensions.
6571 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6574 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6576 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6579 2016-04-09 Tom de Vries <tom@codesourcery.com>
6581 PR tree-optimization/68953
6582 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6583 first to last subscript.
6585 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6587 PR tree-optimization/70586
6588 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6591 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6595 PR tree-optimization/70373
6599 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6600 clauses for acc parallel reductions as necessary. Error on those
6602 * omp-low.c (scan_sharing_clauses): Don't install variables which
6603 are used in acc parallel reductions.
6604 (lower_rec_input_clauses): Remove dead code.
6605 (lower_oacc_reductions): Add support for reference reductions.
6606 (lower_reduction_clauses): Remove dead code.
6607 (lower_omp_target): Don't remap variables appearing in acc parallel
6609 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6611 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6614 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6615 with multiple SSA_NAME defs, force the outputs other than first
6616 to be live before calling live_track_process_def on each output.
6618 PR rtl-optimization/70574
6619 * fwprop.c (forward_propagate_and_simplify): Don't add
6620 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6621 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6622 paradoxical subregs within *loc.
6624 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6626 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6627 -ftree-parallelize-loops={0,1}.
6628 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6629 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6630 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6631 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6632 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6634 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6637 * asan.c (instrument_derefs): If we get unknown location, extract it
6639 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6641 2016-04-08 Tom de Vries <tom@codesourcery.com>
6643 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6644 implicit firstprivate clause.
6646 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6649 * config/arm/thumb2.md (tst + branch-> lsls + branch
6650 peephole below *orsi_not_shiftsi_si): Require that condition
6651 register is dead after the peephole.
6652 (second peephole after the above): Likewise.
6654 2016-04-08 Alan Modra <amodra@gmail.com>
6657 * builtins.c (fold_builtin_classify): For IBM extended precision,
6658 look at just the high-order double to test for NaN.
6659 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6660 test just the high double for Inf but both doubles for subnormal
6663 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6665 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6666 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6667 node->simdclone->mask_mode != VOIDmode masks.
6668 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6669 earlier, use it instead of node->simdclone.
6670 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6671 Set clonei->mask_mode.
6673 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6676 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6677 Pass it through to cp_parser_already_scoped_statement.
6678 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6679 it through to cp_parser_statement.
6680 (cp_parser_statement): Pass IF_P through to
6681 cp_parser_iteration_statement.
6682 (cp_parser_pragma): Adjust call to
6683 cp_parser_iteration_statement.
6685 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6688 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6689 resolve a future -Wparentheses warning.
6690 * omp-low.c (scan_sharing_clauses): Likewise.
6691 * tree-parloops.c (eliminate_local_variables): Likewise.
6693 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6695 PR rtl-optimization/70398
6696 * lra-constraints.c (process_address_1): Check zero scale and code
6697 for reloading with zero scale.
6699 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6701 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6702 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6704 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6706 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6707 Add support for AVX512F clones, include them by default for
6708 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6709 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6713 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6714 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6715 firstprivate clauses.
6716 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6717 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6718 (lower_omp_target): Set TREE_NO_WARNING for
6719 non-addressable possibly uninitialized vars which are copied into
6720 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6722 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6724 * config/pa/predicates.md (integer_store_memory_operand): Accept
6725 REG+D operands with a large offset when reload_in_progress is true.
6726 (floating_point_store_memory_operand): Likewise.
6728 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6731 * match.pd (nested int casts): Limit to GIMPLE.
6733 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6736 * ipa-devirt.c (maybe_record_node): Fix comment; use
6737 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6739 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6741 PR rtl-optimization/70542
6742 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6743 if there are any uses other than insn or debug insns.
6745 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6746 Jakub Jelinek <jakub@redhat.com>
6748 PR tree-optimization/70509
6749 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6750 Shift HOST_WIDE_INT_1U instead of 1.
6752 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6754 PR tree-optimization/70509
6755 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6756 of the vector base type for index.
6758 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6763 2016-04-05 Richard Biener <rguenther@suse.de>
6765 PR tree-optimization/70526
6766 * tree-sra.c (build_ref_for_offset): Use prev_base to
6767 extract the alias pointer type.
6769 2016-04-05 Richard Biener <rguenther@suse.de>
6771 * dse.c (struct store_info): Remove alias_set member.
6772 (struct read_info_type): Likewise.
6773 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6774 spill_deleted, clear_alias_set_lookup): Remove.
6775 (get_group_info): Remove dead base == NULL_RTX case.
6776 (dse_step0): Remove initialization of removed variables.
6777 (delete_dead_store_insn): Reomve alias set dumping.
6778 (free_read_records): Remove alias_set handling.
6779 (canon_address): Remove alias_set_out parameter.
6780 (record_store): Remove spill_alias_set, it's always zero.
6781 (check_mem_read_rtx): Likewise.
6782 (dse_step2): Rename from ...
6783 (dse_step2_nospill): ... this. Adjust.
6784 (scan_stores): Rename from ...
6785 (scan_stores_nospill): ... this.
6786 (scan_reads): Rename from ...
6787 (scan_reads_nospill): ... this.
6788 (scan_stores_spill, scan_reads_spill): Remove.
6789 (dse_step3_scan): Remove for_spills argument which is always false.
6790 (dse_step3): Likewise.
6791 (dse_step5): Rename from ...
6792 (dse_step5_nospill): ... this. Remove alias_set handling.
6793 (rest_of_handle_dse): Adjust.
6795 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6798 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6799 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6800 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6801 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6803 2016-04-05 Richard Biener <rguenther@suse.de>
6806 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6807 non-register type temporaries into SSA.
6809 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6812 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6813 calls when sanitizing.
6814 (possible_polymorphic_call_target_p): Fix formatting.
6816 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6817 Jakub Jelinek <jakub@redhat.com>
6820 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6821 to ensure a call statement is compatible with a built-in's
6823 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6826 2016-04-04 Richard Biener <rguenther@suse.de>
6828 PR rtl-optimization/70484
6829 * rtl.h (canon_output_dependence): Declare.
6830 * alias.c (canon_output_dependence): New function.
6831 * dse.c (record_store): Use canon_output_dependence rather
6832 than canon_true_dependence.
6834 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6837 * cgraph.h (symtab_node::copy_visibility_from): New function.
6838 * symtab.c (symtab_node::copy_visibility_from): New function.
6839 * ipa-visibility.c (optimize_weakref): New function.
6840 (function_and_variable_visibility): Use it.
6842 2016-04-04 Martin Liska <mliska@suse.cz>
6845 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6846 value that is really in range handled by SBR instruction.
6847 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6848 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6849 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6851 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6855 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6856 set, but not for SP_REG operands.
6858 2016-04-02 Martin Sebor <msebor@redhat.com>
6861 * fold-const.c (maybe_nonzero_address): New function.
6862 (fold_comparison): Call it. Fold equality and relational
6863 expressions involving null pointers.
6864 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6866 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6868 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6869 the "Y" constraint (scalar FP 0.0 immediate).
6871 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6872 Add the "const_double" to the list of operand constraints.
6874 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6876 PR rtl-optimization/70467
6877 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6878 If low word of the last operand is 0, just emit addition/subtraction
6881 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6884 * config/s390/s390.c (s390_expand_insv): Check for everything
6885 constant instead of just VOIDmode stuff.
6887 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6890 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6892 2016-04-01 Nathan Sidwell <nathan@acm.org>
6894 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6896 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6898 PR rtl-optimization/70461
6899 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6902 2016-03-31 Martin Liska <mliska@suse.cz>
6905 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6906 a tree value or an immediate integer value to a buffer
6907 that is eventually copied to a BRIG section.
6908 (emit_immediate_operand): Call the function here.
6909 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6910 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6911 of class' fields that are removed.
6912 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6913 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6914 m_brig_repr_size fields.
6916 2016-03-31 Martin Liska <mliska@suse.cz>
6919 * hsa-gen.c (hsa_function_representation::update_dominance): New
6921 (convert_addr_to_flat_segment): Likewise.
6922 (gen_hsa_memory_set): New alignment argument.
6923 (gen_hsa_ctor_assignment): Likewise.
6924 (gen_hsa_insns_for_single_assignment): Provide alignment
6925 to gen_hsa_ctor_assignment.
6926 (gen_hsa_insns_for_direct_call): Add new argument.
6927 (expand_lhs_of_string_op): New function.
6928 (expand_string_operation_builtin): Likewise.
6929 (expand_memory_copy): New function.
6930 (expand_memory_set): New function.
6931 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6932 (convert_switch_statements): Change signature.
6933 (generate_hsa): Use a return value of the function.
6934 (pass_gen_hsail::execute): Do not call
6935 convert_switch_statements here.
6936 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6937 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6938 (hsa_function_representation::update_dominance): New function.
6940 2016-03-31 Martin Liska <mliska@suse.cz>
6943 * hsa-brig.c (emit_directive_variable): Emit alignment
6944 according to hsa_symbol::m_align.
6945 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6946 (dump_hsa_symbol): Dump alignment of HSA symbols.
6947 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6948 (gen_hsa_addr_with_align): New function.
6949 (hsa_bitmemref_alignment): Use newly added function.
6950 (gen_hsa_insns_for_load): Likewise.
6951 (gen_hsa_insns_for_store): Likewise.
6952 (gen_hsa_memory_copy): New argument added.
6953 (gen_hsa_insns_for_single_assignment): Respect
6954 alignment for assignments processed via gen_hsa_memory_copy.
6955 (gen_hsa_insns_for_direct_call): Likewise.
6956 (gen_hsa_insns_for_return): Likewise.
6957 (gen_function_def_parameters): Set default alignment.
6958 * hsa.c (hsa_object_alignment): New function.
6959 (hsa_byte_alignment): Pasted function.
6960 * hsa.h (hsa_symbol::m_align): New field.
6962 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6964 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6965 scratch field for goto case.
6967 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6969 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6971 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6974 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6975 (scalar_chain::convert_insn): Call convert_op for reg
6976 moves to handle undefined registers.
6978 2016-03-31 Nathan Sidwell <nathan@acm.org>
6981 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6982 Assert we don't want to move backwards.
6984 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6987 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6989 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6991 PR rtl-optimization/70460
6992 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6993 with operand from REG_LABEL_OPERAND, instead substitute
6994 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6995 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6997 2016-03-31 Martin Liska <mliska@suse.cz>
6999 * passes.c (execute_one_pass): Do not call
7000 todo_after for a discarded function.
7002 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7004 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7005 (no_cost, infinite_cost): Initialize the new field.
7006 (get_computation_cost_at): Record setup cost.
7007 (determine_use_iv_cost_address): Skip cost computation for sub
7008 uses if we can estimate it without losing accuracy.
7010 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7012 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7014 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7015 max_loop_iterations_int.
7016 (tree_unswitch_outer_loop): Likewise.
7017 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7018 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7020 2016-03-30 Richard Biener <rguenther@suse.de>
7023 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7025 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7028 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7029 in gen_blendm expander.
7031 2016-03-30 Nick Clifton <nickc@redhat.com>
7034 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7035 case where we are already provided with an SImode SUBREG.
7037 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7040 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7041 conflict between DRAP register and __builtin_eh_return.
7043 2016-03-30 Michael Matz <matz@suse.de>
7044 Richard Biener <rguenther@suse.de>
7047 * ipa-polymorphic-call.c (struct type_change_info): Change
7048 speculative to an unsigned allowing to limit the work we do.
7049 (csftc_abort_walking_p): New inline function..
7050 (check_stmt_for_type_change): Limit the number of may-defs
7051 skipped for speculative devirtualization to
7052 max-speculative-devirt-maydefs.
7053 * params.def (max-speculative-devirt-maydefs): New param.
7054 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7056 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7059 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7062 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7064 PR tree-optimization/59124
7065 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7066 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7068 2016-03-29 Jeff Law <law@redhat.com>
7070 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7072 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7074 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7077 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7079 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7080 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7081 gcrt0.o if linking dynamically.
7083 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7086 * ipa-devirt.c (methods_equal_p): New function.
7087 (compare_virtual_tables): Use it.
7088 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7089 * cgraphclones.c (clone_function_name_1): Use
7090 symbol_table::symbol_suffix_separator.
7091 * coverage.c (build_var): Likewise.
7092 * symtab.c (symbol_table::symbol_suffix_separator): New.
7094 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7096 PR rtl-optimization/70429
7097 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7098 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7099 mode != result_mode.
7102 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7104 PR tree-optimization/70405
7105 * ssa-iterators.h (num_imm_uses): Add missing braces.
7107 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7109 PR rtl-optimization/68695
7110 * ira-color.c (allocno_copy_cost_saving): New.
7111 (improve_allocation): Use it.
7113 2016-03-29 Richard Henderson <rth@redhat.com>
7116 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7118 2016-03-29 Richard Biener <rguenther@suse.de>
7121 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7122 use alignment returned by get_pointer_alignment_1 if it is
7123 bigger than BITS_PER_UNIT.
7124 * builtins.c (get_pointer_alignment_1): Do not return true
7125 for alignment extracted from SSA info.
7127 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7129 * config/ft32/ft32.opt (mnodiv): New.
7130 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7131 * doc/invoke.texi (FT32 Options -mnodiv): New.
7133 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7136 * config/i386/i386.md (define_split, andn): Fix modes.
7138 2016-03-26 Richard Biener <rguenther@suse.de>
7139 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7142 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7144 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7145 as 2nd argument to cl_optimization_restore().
7147 2016-03-25 Richard Henderson <rth@redhat.com>
7150 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7151 * config/aarch64/aarch64-protos.h: Declare it.
7152 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7154 2016-03-25 Alan Modra <amodra@gmail.com>
7157 * config/rs6000/constraints.md (j): Simplify.
7158 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7160 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7161 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7162 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7163 in all constraint alternatives.
7164 (movtd_64bit_nodm): Delete "j" constraint alternative.
7166 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7168 * tree-ssa-propagate.c: Enhance docs for
7169 SSA_PROP_NOT_INTERESTING.
7171 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7173 * doc/extend.texi: Fix typo in documentation to pure attribute.
7175 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7178 * config/pa/pa.md (bswapdi2): Use a scratch register.
7180 2016-03-24 Richard Henderson <rth@redhat.com>
7183 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7186 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7188 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7189 using ix86_expand_binary_operator instead of gen_andsi3.
7191 2016-03-24 Richard Biener <rguenther@suse.de>
7193 PR tree-optimization/70396
7194 * tree-vect-stmts.c (vectorizable_comparison): Use
7195 get_vectype_for_scalar_type.
7197 2016-03-24 Richard Biener <rguenther@suse.de>
7200 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7201 with register bases.
7203 2016-03-24 Richard Biener <rguenther@suse.de>
7205 PR tree-optimization/70372
7206 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7207 build_all_ones_cst to also handle vector types correctly.
7209 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7212 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7215 2016-03-23 Marek Polacek <polacek@redhat.com>
7218 * doc/invoke.texi: Document -Wignored-attributes.
7220 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7222 PR tree-optimization/69042
7223 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7224 parameter from 30 to 40.
7226 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7228 PR tree-optimization/69042
7229 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7230 for use with constant offset stripped in base.
7232 2016-03-23 Richard Biener <rguenther@suse.de>
7235 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7236 mode compatibility check.
7237 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7239 2016-03-23 Jeff Law <law@redhat.com>
7241 PR tree-optimization/64058
7242 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7244 (struct ssa_conflicts): Move up earlier in the file.
7245 (conflicts_, var_map_): New static variables.
7246 (initialize_conflict_count): New function to initialize the
7247 CONFLICT_COUNT field for each conflict pair.
7248 (compare_pairs): Lazily initialize the conflict count and use it
7249 as the first tie-breaker.
7250 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7251 and wipe conflicts_ and map_ around the call to qsort. Remove
7252 special case for 2 coalesce pairs.
7253 * bitmap.c (bitmap_count_unique_bits): New function.
7254 (bitmap_count_bits_in_word): New function, extracted from
7256 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7257 * bitmap.h (bitmap_count_unique_bits): Declare it.
7259 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7262 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7263 transparent alias chain for decl assembler name.
7264 * config/sol2.c (solaris_assemble_visibility): Likewise.
7266 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7268 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7270 (v10_fdivs): Likewise.
7271 (v10_fdivd): Likewise.
7273 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7276 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7277 to not call fclose twice on file.
7279 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7281 PR tree-optimization/70354
7282 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7283 oprnd0 is wider than oprnd1 and there is a cast from the wider
7284 type to oprnd1, mask it with the mask of the narrower type.
7287 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7288 Optimize TARGET_STV splitters, if high or low word of last argument
7291 2016-03-22 Jeff Law <law@redhat.com>
7294 tree-ssa-threadbackward.c
7295 (fsm_find_control_statement_thread_paths): Correctly distinguish
7296 between old style jump threads vs FSM jump threads.
7298 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7301 * config/i386/i386.c (scalar_chain::convert_op): Support
7302 uninitialized register usage case.
7304 2016-03-22 Richard Biener <rguenther@suse.de>
7307 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7309 (capture::gen_transform): ... to change behavior when substituting
7310 a condition into cond or not-cond expr context.
7311 (dt_simplify::gen_1): Adjust.
7312 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7313 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7314 last change and instead change to
7315 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7316 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7318 2016-03-22 Anthony Green <green@moxielogic.com>
7320 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7321 issue for moxiebox targets.
7322 (CC1PLUS_SPEC): Ditto.
7324 2016-03-22 Richard Biener <rguenther@suse.de>
7327 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7330 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7332 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7334 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7337 * config/i386/i386.c (def_builtin): Handle
7338 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7340 (const struct builtin_description bdesc_special_args[]):
7341 Remove duplicate ISA bits.
7343 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7346 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7347 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7348 in a way that works also for AVX512BW.
7351 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7352 instead of source if operands[1] is xmm16 and above and
7353 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7354 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7357 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7358 on assign if (*from_p) is a comparison, set it to
7359 TREE_NO_WARNING (*from_p).
7361 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7364 * lra.c (restore_scratches): Ignore deleted insns.
7366 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7367 Jakub Jelinek <jakub@redhat.com>
7369 PR tree-optimization/70317
7370 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7373 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7376 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7377 of ix86_expand_move.
7379 (movti): Use general_operand for operand 1 predicate.
7381 2016-03-21 Martin Liska <mliska@suse.cz>
7383 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7385 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7387 2016-03-21 Martin Liska <mliska@suse.cz>
7390 * ipa-icf.c (sem_function::parse): Skip static
7391 constructors and destructors.
7393 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7396 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7397 function-like macro, peek following token(s) if it is followed
7398 by CPP_OPEN_PAREN token with optional padding in between, and
7399 if not, don't treat it like a macro.
7401 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7402 Alexander Monakov <amonakov@ispras.ru>
7404 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7405 for the stabs debug format.
7407 2016-03-21 Richard Biener <rguenther@suse.de>
7409 PR tree-optimization/70310
7410 * tree-vect-generic.c (expand_vector_condition): Fold the built
7413 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7416 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7417 Block third alternative for AVX-512VL target,
7419 2016-03-21 Martin Liska <mliska@suse.cz>
7422 * hsa-brig.c (emit_function_directives): Mark unemitted
7423 global variables for emission.
7424 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7425 (get_symbol_for_decl): Likewise.
7426 * hsa.h (struct hsa_symbol): New flag.
7428 2016-03-21 Richard Biener <rguenther@suse.de>
7430 PR tree-optimization/70288
7431 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7432 we do not estimate unsimplified all-constant conditionals or
7433 switches as optimized away.
7435 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7437 PR rtl-optimization/69102
7438 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7439 when we have a readonly dependency context.
7441 2016-03-18 Jeff Law <law@redhat.com>
7443 PR rtl-optimization/70263
7444 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7445 (update_equiv_regs): When trying to move a store to after the insn
7446 that sets the source of the store, make sure the store occurs after
7447 the insn that sets the source of the store. When successful note
7448 the REG_EQUIV note created in the dump file.
7450 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7451 Bernd Schmidt <bschmidt@redhat.com>
7453 * doc/extend.texi: Document more potential problems with basic asms.
7455 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7457 PR rtl-optimization/70278
7458 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7461 2016-03-18 Jason Merrill <jason@redhat.com>
7463 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7465 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7467 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7468 values to 128b regs.
7470 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7472 PR tree-optimization/70252
7473 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7474 boolean vector has a proper number of elements.
7475 (supportable_narrowing_operation): Likewise.
7477 2016-03-18 Tom de Vries <tom@codesourcery.com>
7480 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7482 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7484 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7485 instead of replace_rtx for DEBUG_INSNs.
7487 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7489 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7490 load type reservations.
7492 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7495 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7496 define_constraint for "Q" and "T" constraints.
7498 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7500 Tweak the pipeline model for Exynos M1
7502 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7505 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7508 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7509 where one or both locations aren't within a line_map.
7511 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7514 * opts.c (finish_options): Don't set flag_pie to the default if
7515 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7518 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7520 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7521 true as ALL_REGS argument to replace_rtx.
7523 2016-03-17 Richard Biener <rguenther@suse.de>
7526 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7529 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7532 * rtl.h (replace_rtx): Add ALL_REGS argument.
7533 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7534 equality and assert mode is the same, instead of just rtx pointer
7536 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7537 true as ALL_REGS argument to replace_rtx.
7539 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7541 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7542 for boolean vector with vector mode only.
7543 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7545 2016-03-17 Nick Clifton <nickc@redhat.com>
7548 * config/rx/rx.c (rx_print_integer): Print negative constants in
7551 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7554 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7556 2016-03-16 Richard Henderson <rth@redhat.com>
7557 Richard Biener <rguenth@suse.de>
7562 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7563 first operand as is_gimple_condexpr.
7568 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7569 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7570 Do not gimplify the result.
7571 (do_unop): Adjust call to tree_vec_extract.
7572 (do_binop): Likewise.
7573 (do_compare): Likewise.
7574 (do_plus_minus): Likewise.
7575 (do_negate): Likewise.
7576 (expand_vector_condition): Likewise.
7577 (do_cond): Likewise.
7579 2016-03-16 Richard Henderson <rth@redhat.com>
7582 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7583 (aarch64_classify_address): Use it.
7584 (aarch64_legitimize_address): Force all subexpressions of PLUS
7585 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7587 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7588 Richard Biener <rguenth@suse.de>
7591 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7592 return to even if only REGNO is equal, and assert
7595 2016-03-11 Jeff Law <law@redhat.com>
7597 PR rtl-optimization/70224
7598 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7600 2016-03-16 Richard Henderson <rth@redhat.com>
7603 * function.h (struct function): Add has_forced_label_in_static.
7604 * gimplify.c (force_labels_r): Set it.
7605 * lto-streamer-in.c (input_struct_function_base): Read it.
7606 * lto-streamer-out.c (output_struct_function_base): Write it.
7607 * tree-inline.c (has_label_address_in_static_1): Remove.
7608 (copy_forbidden): Remove fndecl parameter; test
7609 has_forced_label_in_static.
7610 (inline_forbidden_p): Update call to copy_forbidden.
7611 (tree_versionable_function_p): Likewise.
7612 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7613 (chkp_versioning): Likewise.
7614 * tree-inline.h (copy_forbidden): Update decl.
7616 2016-03-16 Marek Polacek <polacek@redhat.com>
7619 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7620 function being thunked if the result type doesn't have fixed size.
7621 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7622 doesn't have fixed size.
7624 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7626 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7627 reporting malformed loop nest.
7629 2016-03-16 Tom de Vries <tom@codesourcery.com>
7632 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7633 nodes.length () == 1 test to before first nodes[0] access.
7635 2016-03-16 Tom de Vries <tom@codesourcery.com>
7637 PR tree-optimization/68715
7638 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7641 2016-03-16 Tom de Vries <tom@codesourcery.com>
7643 PR tree-optimization/68809
7644 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7647 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7648 Sandra Loosemore <sandra@codesourcery.com>
7650 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7651 on leaf attribute. Mention ELF interposition problems.
7653 2016-03-16 Alan Modra <amodra@gmail.com>
7655 PR rtl-optimization/69195
7656 PR rtl-optimization/47992
7657 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7660 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7663 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7665 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7667 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7669 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7671 PR rtl-optimization/70222
7672 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7673 optimization if mode is different from result_mode, queue up masking
7674 of the result in outer_op. Formatting fix.
7677 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7680 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7682 PR rtl-optimization/69032
7683 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7684 looping backwards over basic block insns.
7686 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7689 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7690 to non-speculative when propagating trap bits.
7692 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7694 PR rtl-optimization/63384
7695 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7698 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7701 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7702 factored out from ...
7703 (sched_analyze_insn): ... here.
7704 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7705 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7706 get_implicit_reg_pending_clobbers in it.
7707 (setup_id_reg_sets): Use setup_id_implicit_regs.
7708 (deps_init_id): Ditto.
7710 2016-03-15 Tom de Vries <tom@codesourcery.com>
7713 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7715 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7716 execute_function_dump.
7717 (execute_one_pass): Don't dump function if it will be dumped after ipa
7720 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7722 * genrecog.c (match_pattern_2): If pred is NULL don't call
7723 safe_predicate_mode on it.
7725 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7728 * lra-constraints.c (delete_move_and_clobber): Change assertion
7729 to also allow dregno == 0.
7731 2016-03-14 Richard Henderson <rth@redhat.com>
7734 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7735 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7736 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7737 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7740 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7743 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7745 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7747 * lra-constraints.c (split_reg): For hard regs, try to find the
7748 biggest single-register mode used in the function.
7750 2016-03-14 Richard Biener <rguenther@suse.de>
7752 PR tree-optimization/56365
7753 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7754 constants to compare against.
7756 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7759 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7760 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7761 (define_split for the GPR case): Use int_reg_operand instead of
7762 gpc_reg_operand for the output.
7764 2016-03-14 Tom de Vries <tom@codesourcery.com>
7766 PR tree-optimization/70045
7767 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7768 create_empty_if_region_on_edge argument.
7770 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7772 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7773 (STACK_CHECK_PROTECT): Likewise.
7774 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7775 (STACK_CHECK_PROTECT): Likewise.
7776 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7777 (STACK_CHECK_PROTECT): Likewise.
7778 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7779 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7780 (STACK_CHECK_PROTECT): Likewise.
7782 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7784 PR rtl-optimization/69307
7785 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7786 registers in modes that span more than one register.
7788 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7791 * lra-constraints.c (delete_move_and_clobber): New.
7792 (remove_inheritance_pseudos): Use it.
7794 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7797 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7798 the libcall is LCT_THROW.
7799 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7800 for the checking routine.
7802 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7805 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7806 optimization if we have direct move.
7807 (roundu32<mode>2_fprs): Likewise.
7809 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7812 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7814 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7815 Arguments swapped. All callers changed. Take reg_renumber into
7816 account, and Calculate and compare register ranges for hard regs.
7818 2016-03-11 Jeff Law <law@redhat.com>
7820 PR tree-optimization/70190
7821 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7822 Handle cases where we can not extract the taken edge, even though we
7823 found a constant value.
7825 PR tree-optimization/64058
7826 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7827 (num_coalesce_pairs): Move up earlier in file.
7828 (find_coalesce_pair): Initialize the INDEX field for each pair
7830 (compare_pairs): No longer sort on the elements in each pair.
7831 Instead break ties with the index of the coalesce pair.
7833 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7836 * config/aarch64/aarch64-protos.h
7837 (aarch64_save_restore_target_globals): New prototype.
7838 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7839 Call the above when popping pragma.
7840 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7842 (aarch64_set_current_function): Rewrite using the above.
7844 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7846 PR tree-optimization/70177
7847 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7848 (extract_ops_from_tree): ... this. In the 2 argument
7849 overload remove _1 suffix.
7850 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7851 (extract_ops_from_tree): ... this.
7852 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7854 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7855 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7856 extract_ops_from_tree instead of 2 operand one.
7858 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7860 PR tree-optimization/70013
7861 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7862 for constant-pool entries.
7864 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7866 PR rtl-optimization/70174
7867 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7868 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7870 PR tree-optimization/70169
7871 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7872 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7875 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7876 Jakub Jelinek <jakub@redhat.com>
7879 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7880 of uninitialized values.
7882 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7884 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7886 ("*trunctddd2"): New pattern definition.
7887 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7890 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7892 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7893 definitions for BFP and DFP rounding modes.
7894 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7895 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7896 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7897 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7900 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7902 * config/s390/constraints.md: Adjust comment.
7903 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7904 s390_decompose_addrstyle_without_index.
7905 * config/s390/predicates.md (shift_count_or_setmem_operand):
7906 Rename to setmem_operand.
7907 * config/s390/s390-protos.h
7908 (s390_decompose_shift_count): Rename to
7909 s390_decompose_addrstyle_without_index.
7910 * config/s390/s390.c (s390_decompose_shift_count)
7911 (s390_mem_constraint, print_shift_count_operand)
7912 (print_operand_address, print_operand): Rename
7913 s390_decompose_shift_count to
7914 s390_decompose_addrstyle_without_index and rename
7915 print_shift_count_operand to print_addrstyle_operand troughout the
7917 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7918 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7919 Rename shift_count_or_setmem_operand to setmem_operand.
7920 * config/s390/vx-builtins.md ("vec_insert<mode>")
7921 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7924 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7927 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7928 Handle overlapping retval and newval.
7930 2016-03-10 Nick Clifton <nickc@redhat.com>
7933 * config/aarch64/aarch64.c
7934 (aarch64_override_options_after_change_1): When forcing
7935 flag_omit_frame_pointer to be true, use a special value that can
7936 be detected if this function is called again, thus preventing
7937 flag_omit_leaf_frame_pointer from being forced to be false.
7939 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7941 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7942 Set x_flag_omit_leaf_frame_pointer when handling
7943 -momit-leaf-frame-pointer.
7945 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7948 * cgraph.c (cgraph_node::dump): Dump split_part and
7949 indirect_call_target.
7950 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7951 * ipa.c (has_addr_references_p): Cleanup.
7952 (is_indirect_call_target_p): New.
7953 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7954 called indirectly as local.
7955 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7960 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7961 on cxa_pure_virtual.
7963 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7966 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7968 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7971 * tree.c (need_assembler_name_p): Only record main variant type names.
7973 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7976 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7977 Always define to 0 or 1.
7978 (TARGET_FIX_ERR_A53_843419): New macro.
7979 * config/aarch64/aarch64-elf-raw.h
7980 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7981 * config/aarch64/aarch64-linux.h: Likewise.
7982 * config/aarch64/aarch64.c
7983 (aarch64_override_options_after_change_1): Do not default
7984 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7986 (aarch64_attributes): Handle fix-cortex-a53-843419.
7987 (aarch64_can_inline_p): Likewise.
7988 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7990 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7991 Jakub Jelinek <jakub@redhat.com>
7993 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7994 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7995 DECL_COMMONS if flag_unconstrained_commons is set.
7996 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7997 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7998 (funconstrained-commons): Document.
8000 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8002 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8003 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8005 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8007 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8008 has a proper number of elements.
8010 2016-03-10 Alan Modra <amodra@gmail.com>
8012 PR rtl-optimization/69195
8013 PR rtl-optimization/47992
8014 * ira.c (recorded_label_ref): Delete.
8015 (update_equiv_regs): Return void.
8016 (indirect_jump_optimize): New function.
8017 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8018 before regstat_compute_ri. Don't rebuild_jump_labels here.
8019 Delete update_regstat.
8021 2016-03-10 Richard Biener <rguenther@suse.de>
8023 PR tree-optimization/70128
8024 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8025 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8027 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8029 PR tree-optimization/70152
8030 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8031 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8034 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8035 instead of gen_sse2_loadlpd.
8036 * config/i386/sse.md (*vec_concatv2df): Rename to...
8037 (vec_concatv2df): ... this.
8039 PR tree-optimization/70127
8040 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8042 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8046 * diagnostic-show-locus.c (compatible_locations_p): New function.
8047 (layout::layout): Sanitize ranges using compatible_locations_p.
8049 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8053 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8054 location_range param with three const expanded_locations * and a
8056 (layout::layout): Replace call to
8057 rich_location::lazily_expand_location with get_expanded_location.
8058 Extract the range and perform location expansion here, passing
8059 the results to the layout_range ctor.
8060 * diagnostic.c (source_range::debug): Delete.
8061 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8062 of rich_location::get_expanded_location.
8063 * gcc-rich-location.c (get_range_for_expr): Delete.
8064 (gcc_rich_location::add_expr): Reimplement to avoid the
8065 rich_location::add_range overload that took a location_range,
8066 passing a location_t instead.
8068 2016-03-09 Richard Biener <rguenther@suse.de>
8069 Jakub Jelinek <jakub@redhat.com>
8071 PR tree-optimization/70138
8072 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8073 Also skip vect_double_reduction_def.
8075 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8078 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8079 if the operand is "m".
8081 2016-03-09 Nathan Sidwell <nathan@acm.org>
8083 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8085 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8087 * config/i386/i386.c (processor_target_table): Fix cost table
8088 intialization order for znver1.
8090 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8092 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8093 - becuase -> because.
8094 * ipa-reference.c (ignore_module_statics): Likewise.
8095 * cgraph.c (cgraph_node::get_body): Likewise.
8096 * ipa-inline.c (early_inliner): Likewise.
8097 * ipa-devirt.c (types_same_for_odr): Likewise.
8098 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8099 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8101 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8103 * tree-ssa-math-opts.c: Fix typo in comment.
8105 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8108 * config/i386/i386.c (scalar_chain::make_vector_copies,
8109 scalar_chain::convert_reg): Call end_sequence in between
8110 get_insns and emit_conversion_insns rather than after both
8113 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8116 * config/i386/i386.h (machine_function): Add
8117 pc_thunk_call_expanded flag.
8118 (ix86_pc_thunk_call_expanded): New define.
8119 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8120 (*set_got): Rename insn pattern from set_got.
8121 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8122 * config/i386/i386.c (ix86_compute_frame_layout): Use
8123 ix86_pc_thunk_call_expanded to prevent red-zone.
8125 2016-03-07 Martin Jambor <mjambor@suse.cz>
8127 * hsa.h (hsa_get_ctor_statements): Declare.
8128 (hsa_get_dtor_statements): Likewise.
8129 (hsa_get_kernel_dispatch_type): Likewise.
8130 * hsa.c (hsa_get_ctor_statements): New function.
8131 (hsa_get_dtor_statements): Likewise.
8132 (hsa_get_kernel_dispatch_type): Likewise.
8133 * hsa-brig.c (hsa_cdtor_statements): Removed.
8134 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8135 hsa_get_dtor_statements.
8136 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8137 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8139 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8141 * config/arm/arm-cores.def (cortex-r8): New.
8142 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8143 * config/arm/arm-tune.md: Likewise.
8144 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8146 2016-03-07 Martin Sebor <msebor@redhat.com>
8148 PR rtl-optimization/19705
8149 * doc/invoke.texi (Options That Control Optimization): Clarify
8150 -fno-branch-count-reg.
8152 2016-02-26 Richard Biener <rguenther@suse.de>
8153 Jeff Law <law@redhat.com>
8155 PR tree-optimization/69740
8156 * cfghooks.c (remove_edge): Request loop fixups if we delete
8157 an edge that might turn an irreducible loop into a natural
8159 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8160 Move after definition of loops_state_clear.
8162 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8164 PR rtl-optimization/69052
8165 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8168 2016-03-07 Tom de Vries <tom@codesourcery.com>
8170 PR tree-optimization/70116
8171 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8172 is_tm_ending stmts and ubsan/asan internal functions.
8173 (find_duplicate): Use it. Don't test is_tm_ending here.
8175 2016-03-07 Richard Biener <rguenther@suse.de>
8177 PR tree-optimization/70115
8178 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8179 (propagate_constants_for_unrolling): Use replace_uses_by.
8181 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8184 * omp-low.c (struct oacc_loop): Add ifns.
8185 (new_oacc_loop_raw): Initialize it.
8186 (finish_oacc_loop): Clear mask & flags if no ifns.
8187 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8188 (oacc_loop_xform_loop): Add ifns arg & adjust.
8189 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8191 2016-03-07 Richard Henderson <rth@redhat.com>
8194 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8195 (insert_value_copy_on_edge): Likewise.
8197 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8199 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8201 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8204 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8206 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8208 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8210 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8212 Fix sseimul type attribute.
8213 * config/i386/znver1.md
8214 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8215 znver1_sseimul_avx256_load) : Fix the type attribute.
8216 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8217 pipe usage and latency.
8219 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8222 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8223 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8226 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8229 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8231 PR rtl-optimization/69941
8232 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8233 the reg share its mode.
8235 2016-03-04 Jeff Law <law@redhat.com>
8237 PR tree-optimization/69196
8238 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8239 If the both SSA_NAMEs are anonymous, then consider them unassociated
8240 and include the PHI in the statement count.
8242 2016-03-05 Tom de Vries <tom@codesourcery.com>
8244 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8245 construct in oacc routine. Check for oacc region in oacc routine.
8247 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8250 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8251 2016-02-22 changes, instead don't recurse if RECUR is already true.
8252 Don't change *dynamic_check if RECUR. Adjust recursive caller
8253 to pass true to the new argument.
8254 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8257 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8258 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8260 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8262 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8264 PR rtl-optimization/57676
8265 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8268 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8270 * tree-vect-patterns.c (search_type_for_mask): Handle
8271 comparison of booleans.
8273 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8275 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8279 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8280 all other ops that have dw_val_class_die_ref operands,
8281 and DW_OP_GNU_entry_value.
8283 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8285 PR rtl-optimization/69904
8286 * config/arm/arm.c (arm_cannot_copy_insn_p):
8287 Return true for load-exclusive instructions.
8289 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8292 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8293 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8294 the pattern no matter if it is used just by non-pattern, pattern
8296 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8297 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8298 oprnd1 def_stmt is in pattern, don't look through it.
8300 2016-03-03 Marek Polacek <polacek@redhat.com>
8303 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8305 2016-03-03 Martin Liska <mliska@suse.cz>
8307 PR tree-optimization/70043
8308 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8309 previous statement if we see a debug statement.
8311 2016-03-03 Richard Biener <rguenther@suse.de>
8313 PR tree-optimization/55936
8314 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8315 parameter and guard unsafe equivalence use.
8316 (vrp_evaluate_conditional_warnv_with_ops): Always use
8317 safe equivalences but not via the quadratic compare_names
8320 2016-03-03 Michael Collison <michael.collison@linaro.org>
8323 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8324 for operand 1 to s_register_operand. Change predicate for operand
8325 2 to arm_not_immediate_operand.
8327 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8329 * doc/tm.texi: Regenerated.
8331 2016-03-02 Richard Henderson <rth@redhat.com>
8334 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8335 simplification when all args are positive non-fixed registers.
8337 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8339 * target.def (lra_p): Specify that new ports should use LRA.
8341 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8344 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8345 gimplify_type_sizes the type they refer to.
8346 (omp_notice_variable): Handle reference vars to VLAs.
8347 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8348 reference to VLA decls in the second pass instead of first pass.
8350 2016-03-02 Tom de Vries <tom@codesourcery.com>
8352 PR tree-optimization/68659
8353 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8354 new_expr == NULL_TREE.
8355 (get_new_name): Handle ADDR_EXPR.
8357 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8359 PR rtl-optimization/69052
8360 * loop-invariant.c (canonicalize_address): New function.
8361 (inv_can_prop_to_addr_use): Check validity of address expression
8362 which is canonicalized by above function.
8364 2016-03-02 Alan Modra <amodra@gmail.com>
8367 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8370 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8373 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8374 (*movhi_internal): Put mask moves from and to memory separately
8375 from moves from/to GPRs.
8377 2016-03-02 Richard Biener <rguenther@suse.de>
8379 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8380 GENERIC expressions in GIMPLE.
8382 2016-03-02 Richard Biener <rguenther@suse.de>
8384 * config/i386/i386.c (type_natural_mode): Fix typo.
8386 2016-03-02 Nick Clifton <nickc@redhat.com>
8388 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8390 2016-03-02 Richard Biener <rguenther@suse.de>
8391 Uros Bizjak <ubizjak@gmail.com>
8394 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8396 2016-03-02 Richard Biener <rguenther@suse.de>
8399 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8401 2016-03-02 Marek Polacek <polacek@redhat.com>
8404 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8405 "is promoted to" warning.
8407 2016-03-01 DJ Delorie <dj@redhat.com>
8409 * config.gcc: Deprecate mep-*.
8411 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8414 * lra-constraints.c (regno_val_use_in): New.
8415 (match_reload): Use it instead of regno_use_in.
8417 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8419 PR rtl-optimization/70007
8420 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8421 references present in REG_EQUAL notes attached to non-SET patterns.
8423 2016-03-01 Jeff Law <law@redhat.com>
8425 PR tree-optimization/69196
8426 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8427 Appropriately clamp the number of statements to copy when the
8428 thread path does not traverse a loop backedge.
8430 PR tree-optimization/69196
8431 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8432 Do count some PHIs in the thread path against the insn count. Decrease
8433 final statement count by one as the control statement in the last
8434 block will get removed. Remove special cased code for handling PHIs
8437 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8440 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8441 asm dialect alternatives to explicit GOTPCREL calls.
8443 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8446 * ira.c (do_reload): Issue warning for generic stack checking here...
8447 * reload1.c (reload): ...instead of here and streamline it.
8449 2016-03-01 Nick Clifton <nickc@redhat.com>
8451 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8453 2016-03-01 Richard Biener <rguenther@suse.de>
8455 PR tree-optimization/69983
8456 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8457 types and fall back to operand_equal_p.
8459 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8462 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8464 * config/s390/constraints.md ("jm8"): New constraint.
8465 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8467 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8469 ("*setmem_long<setmem_and>"): New pattern.
8470 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8472 ("*setmem_long_31z<setmem_and>"): New pattern.
8473 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8474 New substitution rules with the required attributes.
8477 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8480 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8482 * gensupport.c (process_substs_on_one_elem): Split loop to
8483 complete mark_operands_used_in_match_dup on all expressions in the
8485 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8486 and remove function.
8488 2016-03-01 Richard Biener <rguenther@suse.de>
8491 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8492 vector BIT_FIELD_REF extract.
8494 2016-03-01 Richard Biener <rguenther@suse.de>
8496 PR tree-optimization/69994
8497 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8499 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8501 PR tree-optimization/69956
8502 * tree-vect-stmts.c (supportable_widening_operation): Support
8503 multi-step conversion of boolean vectors.
8504 (supportable_narrowing_operation): Likewise.
8506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8508 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8511 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8513 * config/s390/subst.md (DSI_VI): New mode iterator.
8514 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8515 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8516 the insn definition.
8517 ("*vec_set<mode>"): Change predicate and add alternative to
8518 support only either register or const_int operands as element
8520 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8522 ("vec_extract<mode>"): New expander.
8523 ("*vec_extract<mode>"): New insn definition supporting reg and
8524 const_int element selectors.
8525 ("*vec_extract<mode>_plus"): New insn definition supporting
8526 reg+const_int element selectors.
8527 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8528 following expander+insn definition.
8529 ("<vec_shifts_name><mode>3"): New expander.
8530 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8532 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8534 * config/s390/s390.md ("*tabort_1"): Change predicate to
8535 nonmemory_operand. Add a second alternative to cover
8536 register as well as const int operands.
8537 ("*tabort_1_plus"): New pattern definition.
8539 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8541 * config/s390/s390.md ("*ashrdi3_cc_31")
8542 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8543 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8544 Merge insn definitions into ...
8545 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8546 New pattern definition.
8547 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8548 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8549 ("*ashr<mode>3_and"): Merge insn definitions into ...
8550 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8551 New pattern definition.
8552 * config/s390/subst.md ("addr_style_op_cc_subst")
8553 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8554 substitutions patterns plus attributes.
8555 Add ashiftrt to SUBST iterator.
8557 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8559 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8560 op2 to nonmemory_operand.
8561 ("*<shift>di3_31", "*<shift>di3_31_and"):
8562 Merge into single pattern definition ...
8563 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8564 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8565 pattern definition ...
8566 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8567 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8570 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8572 * config/s390/predicates.md (const_int_6bitset_operand): New
8574 * config/s390/s390.md: Include subst.md.
8575 ("rotl<mode>3"): New expander.
8576 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8578 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8579 * config/s390/subst.md: New file.
8581 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8583 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8584 Remove RRR type. It doesn't really exist.
8585 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8587 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8588 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8589 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8590 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8591 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8592 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8593 `enabled' attribute.
8595 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8597 * gensupport.c (process_substs_on_one_elem): Split loop to
8598 complete mark_operands_used_in_match_dup on all expressions in the
8600 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8601 and remove function.
8603 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8606 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8607 (CEIL_NWORDS): ...this. Use CEIL macro.
8608 (compute_fp_layout): Adjust to above renaming.
8609 (function_arg_union_value): Likewise.
8610 (sparc_arg_partial_bytes): Likewise.
8611 (sparc_function_arg_advance): Likewise.
8613 2016-02-29 Jeff Law <law@redhat.com>
8615 PR tree-optimization/70005
8616 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8617 where an object with a boolean range is compared against a value
8620 PR tree-optimization/69999
8621 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8622 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8625 2016-02-29 Richard Biener <rguenther@suse.de>
8627 PR tree-optimization/69994
8628 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8629 (get_unary_op): Look through nop conversions.
8630 (ops_equal_values_p): New function, look for equality diregarding
8632 (eliminate_plus_minus_pair): Use ops_equal_values_p
8633 (repropagate_negates): Do not use get_unary_op here.
8635 2016-02-29 Martin Liska <mliska@suse.cz>
8637 * system.h: Poison ENABLE_CHECKING macro.
8639 2016-02-29 Martin Liska <mliska@suse.cz>
8641 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8642 is presented in dump flags.
8643 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8644 (hsa_regalloc): Likewise.
8646 2016-02-19 Richard Biener <rguenther@suse.de>
8648 PR tree-optimization/69980
8649 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8650 permutation of those we need to keep.
8652 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8655 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8656 (NWORDS_UP): ...this
8657 (init_cumulative_args): Minor tweaks.
8658 (sparc_promote_function_mode): Likewise.
8659 (scan_record_type): Delete.
8660 (traverse_record_type): New function template.
8661 (classify_data_t): New structure type.
8662 (classify_registers): New inline function.
8663 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8664 exhausted. Instantiate traverse_record_type on classify_registers and
8665 deal with the case of a structure passed in slot #15 with no FP field
8667 (assign_data_t): New structure type.
8668 (compute_int_layout): New static function.
8669 (compute_fp_layout): Likewise.
8670 (count_registers): New inline function.
8671 (assign_int_registers): New static function.
8672 (assign_fp_registers): Likewise.
8673 (assign_registers): New inline function.
8674 (function_arg_record_value_1): Delete.
8675 (function_arg_record_value_2): Likewise.
8676 (function_arg_record_value_3): Likewise.
8677 (function_arg_record_value): Adjust to above changes. Instantiate
8678 traverse_record_type on count_registers to first count the number of
8679 registers to be used and then on assign_registers to assign them.
8680 (function_arg_union_value): Adjust to above renaming.
8681 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8682 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8683 case of a structure passed in slot #15
8684 (sparc_function_arg_advance): Likewise.
8685 (function_arg_padding): Minor tweak.
8687 2016-02-29 Richard Biener <rguenther@suse.de>
8689 PR tree-optimization/69720
8690 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8691 the adjustment_def path for possibly vectorized defs.
8692 (vect_create_epilog_for_reduction): Handle vectorized initial
8695 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8697 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8699 2016-02-27 Jeff Law <law@redhat.com>
8702 2016-02-26 Richard Biener <rguenther@suse.de>
8703 Jeff Law <law@redhat.com>
8705 PR tree-optimization/69740
8706 * cfghooks.c (remove_edge): Request loop fixups if we delete
8707 an edge that might turn an irreducible loop into a natural
8710 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8712 PR rtl-optimization/69896
8713 * tree-vect-generic.c (get_compute_type): Avoid single element
8716 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8718 Rename the AArch64 tuning option and related functions to enable the
8719 Newton series for the reciprocal square root to reflect its
8720 approximative characteristic.
8722 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8723 function to "aarch64_emit_approx_rsqrt".
8724 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8725 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8726 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8727 (xgene1_tunings): Likewise.
8728 (use_rsqrt_p): Likewise.
8729 (aarch64_emit_swrsqrt): Use new function name.
8730 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8731 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8732 text explaining this option.
8733 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8735 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8739 complain about -mallow-movmisalign without -mvsx if
8740 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8742 2016-02-26 Joel Sherrill <joel@rtems.org>
8744 * config.gcc: Add x86_64-*-rtems*.
8745 * config/i386/rtems-64.h: New file.
8747 2016-02-26 Joel Sherrill <joel@rtems.org>
8749 * config.gcc: Add aarch64-*-rtems*.
8750 * config/aarch64/rtems.h: New file.
8752 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8755 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8756 shift amount using %h. Add comment.
8758 2016-02-26 Richard Biener <rguenther@suse.de>
8759 Jeff Law <law@redhat.com>
8761 PR tree-optimization/69740
8762 * cfghooks.c (remove_edge): Request loop fixups if we delete
8763 an edge that might turn an irreducible loop into a natural
8766 2016-02-26 Martin Jambor <mjambor@suse.cz>
8769 * tree-sra.c (sra_modify_assign): Do not remove loads of
8770 uninitialized aggregates to SSA_NAMEs.
8772 2016-02-26 Richard Henderson <rth@redhat.com>
8775 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8776 pseudo in case the target rtx matches the source of the left
8779 2016-02-26 Martin Jambor <mjambor@suse.cz>
8782 * hsa.h (hsa_type_packed_p): Declare.
8783 * hsa.c (hsa_type_packed_p): New function.
8784 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8786 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8787 * hsa-brig.c (emit_basic_insn): Likewise.
8789 2016-02-26 Martin Jambor <mjambor@suse.cz>
8792 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8794 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8796 2016-02-26 Martin Jambor <mjambor@suse.cz>
8798 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8799 hsa_op_with_type operands.
8800 (hsa_unsigned_type_for_type): Declare.
8801 * hsa.c (hsa_unsigned_type_for_type): New function.
8802 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8803 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8804 the finalizer. Do not emit extra move.
8806 2016-02-26 Martin Jambor <mjambor@suse.cz>
8808 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8809 atomic operations in private segment.
8811 2016-02-26 Martin Jambor <mjambor@suse.cz>
8813 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8814 statements to wi->info. Also disallow omp simd constructs.
8815 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8816 for not gridifying. Dump special string for omp_for.
8818 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8821 * config/aarch64/aarch64.c (aarch64_set_current_function):
8822 Save/restore target globals when switching to
8823 target_option_default_node.
8825 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8828 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8829 Return 0 if !SHIFT_COUNT_TRUNCATED.
8831 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8832 Eric Botcazou <ebotcazou@adacore.com>
8834 PR rtl-optimization/69891
8835 * dse.c (scan_insn): If we can't figure out memset arguments
8836 or they are non-constant, call clear_rhs_from_active_local_stores.
8838 2016-02-26 Martin Liska <mliska@suse.cz>
8840 * doc/extend.texi: Mention clog10, clog10f an clog10l
8841 in Builtins section.
8843 2016-02-26 Martin Liska <mliska@suse.cz>
8845 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8847 (resolve_args_picking_1): Likewise.
8848 * dwarf2out.h (struct GTY): Likewise.
8850 2016-02-26 Martin Liska <mliska@suse.cz>
8852 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8854 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8856 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8857 Martin Liska <mliska@suse.cz>
8859 * doc/install.texi: Mention --enable-valgrind-annotations.
8861 2016-02-26 Richard Biener <rguenther@suse.de>
8863 PR tree-optimization/69551
8864 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8865 looking through aliases adjust DECL_PT_UID to refer to the
8866 ultimate alias target.
8868 2016-02-25 Martin Liska <mliska@suse.cz>
8871 * alloc-pool.c (after_memory_report): New variable.
8872 * alloc-pool.h (base_pool_allocator ::release): Do not use
8873 the infrastructure if after_memory_report.
8874 * toplev.c (toplev::main): Mark after memory report.
8876 2016-02-25 Richard Biener <rguenther@suse.de>
8878 PR tree-optimization/48795
8879 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8881 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8884 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8885 offloading is enabled and -fopenacc or -fopenmp is specified.
8886 (CRTOFFLOADEND): Likewise.
8887 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8888 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8889 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8890 (offload_objects_file_name): New static var.
8891 (tool_cleanup): Remove offload_objects_file_name file.
8892 (find_offloadbeginend): Replace with ...
8893 (find_crtoffloadtable): ... this.
8894 (run_gcc): Remove offload_argc and offload_argv.
8895 Get offload_objects_file_name from -foffload-objects=... option.
8896 Read names of object files with offload from this file, pass them to
8897 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8898 don't pass offloadbegin and offloadend to the linker. Don't pass
8899 offload non-LTO files to the linker, because now they're not claimed.
8901 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8904 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8905 on builtin_unreachable.
8907 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8909 PR rtl-optimization/69896
8910 * regcprop.c: Include cfgrtl.h.
8911 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8912 than remembered mode, either delete it (if noop_move_p), or
8913 treat like copy_p but not noop_p instruction.
8915 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8918 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8919 - allow NULL decl for Fortran DW_TAG_common_block variables.
8921 2016-02-24 Jason Merrill <jason@redhat.com>
8923 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8925 2016-02-24 Richard Biener <rguenther@suse.de>
8926 Jakub Jelinek <jakub@redhat.com>
8929 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8930 conditionally executed ops to well-defined overflow behavior.
8932 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8935 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8938 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8940 PR rtl-optimization/69886
8941 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8942 argument. Use it when checking validity of set instructions.
8943 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8944 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8946 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8947 * store-motion.c (find_moveable_store): Update
8948 can_assign_to_reg_without_clobbers_p callsite.
8950 2016-02-24 Richard Biener <rguenther@suse.de>
8953 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8955 (record_nonwrapping_iv): Do not fall back to the low/high bound
8956 for non-constant IV bases if the stmt is not always executed.
8958 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8960 * config/arm/arm-cores.def (cortex-a32): New entry.
8961 * config/arm/arm-tables.opt: Regenerate.
8962 * config/arm/arm-tune.md: Regenerate.
8963 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8964 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8965 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8966 for -mcpu and -mtune.
8968 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8971 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8972 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8973 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8974 (atomic_loaddi_1): Delete.
8975 (atomic_loaddi): Rewrite expander using the above changes.
8977 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8980 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8983 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8984 Richard Biener <rguenth@suse.de>
8987 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8988 set_mem_attributes if tem is SSA_NAME which got expanded
8991 2016-02-24 Richard Biener <rguenther@suse.de>
8993 PR tree-optimization/69907
8994 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8995 end of permutations for BB vectorization.
8997 2016-02-24 Christian Bruel <christian.bruel@st.com>
8999 * config/arm/arm-c.c (arm_option_override): Initialize
9000 target_option_current_node.
9001 * config/arm/arm.c (arm_pragma_target_parse): Replace
9002 build_target_option_node call by target_option_current_node.
9003 Set target_option_current_node.
9006 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9009 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9010 define_insn_and_split to define_insn.
9011 (zero_extendqi<mode>2_dot2): Same.
9012 (extendqi<mode>2_dot): Same.
9013 (extendqi<mode>2_dot2): Same.
9015 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9017 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9018 and add bypass for AES{D,E} and AESMC pairs.
9019 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9022 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9024 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9025 series for reciprocal square root in Exynos M1.
9027 2016-02-23 Martin Sebor <msebor@redhat.com>
9030 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9031 __builtin_alloca_with_align.
9033 2016-02-23 Richard Henderson <rth@redhat.com>
9035 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9036 (ix86_register_pragmas): Remove __seg_tls.
9037 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9038 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9039 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9040 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9041 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9042 * doc/extend.texi (__seg_tls): Remove item.
9044 2016-02-23 Richard Biener <rguenther@suse.de>
9046 * alloc-pool.h (struct allocation_object): Make id member
9047 conditional on CHECKING_P again.
9048 (get_instance): Adjust.
9049 (base_pool_allocator): Likewise.
9051 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9053 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9054 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9056 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9058 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9060 2016-02-23 Richard Biener <rguenther@suse.de>
9062 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9063 * bitmap.h (struct bitmap_usage): Likewise.
9064 (bitmap_move): Declare.
9065 * bitmap.c (register_overhead): Take size_t argument.
9066 (bitmap_move): New function.
9067 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9068 to properly account overhead.
9069 * tree.c (free_node): Use tree_size.
9071 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9074 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9075 when inverting comparison.
9078 * common.opt (Wunreachable-code): Add Warning flag.
9080 2016-02-23 Mark Wielaard <mjw@redhat.com>
9081 Jakub Jelinek <jakub@redhat.com>
9084 * cgraphunit.c (check_global_declaration): Check main_input_filename
9085 and DECL_SOURCE_FILE are not NULL.
9087 2016-02-23 Martin Jambor <mjambor@suse.cz>
9089 PR tree-optimization/69666
9090 * tree-sra.c (sra_modify_assign): Do not attempt to create
9091 default_def replacements for unscalarizable regions.
9093 2016-02-20 Mark Wielaard <mjw@redhat.com>
9096 * cgraphunit.c (check_global_declaration): Check level of
9097 warn_unused_const_variable and main_input_filename.
9098 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9099 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9100 (-Wunused-const-variable): Explain levels 1 and 2.
9102 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9105 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9106 identical arguments. Formatting and spelling fixes.
9109 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9114 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9115 and m68k-devices.def.
9116 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9117 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9119 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9121 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9122 and HImode registers.
9124 2016-02-22 Richard Biener <rguenther@suse.de>
9126 PR tree-optimization/69882
9127 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9128 preserve permutations present because of gaps.
9129 (vect_supported_load_permutation_p): Always continue checking
9130 permutations after vect_attempt_slp_rearrange_stmts.
9132 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9134 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9135 min_profitable_estimate, rather than min_profitable_iters.
9137 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9140 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9141 SImode for last match_operand.
9143 2016-02-22 Martin Liska <mliska@suse.cz>
9145 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9146 return bitsize - 1 as the return value.
9148 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9152 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9153 Handle negative shift counts.
9154 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9155 force_reg on the shift constant.
9156 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9157 (lshrsi3_d): Handle negative shift counts.
9159 2016-02-22 Richard Biener <rguenther@suse.de>
9160 Tom de Vries <tom@codesourcery.com>
9162 * graph.c: Include dumpfile.h.
9163 (print_graph_cfg): Split into three overloads.
9164 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9166 2016-02-22 Tom de Vries <tom@codesourcery.com>
9168 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9171 2016-02-22 Richard Biener <rguenther@suse.de>
9174 * ipa-inline-transform.c (inline_call): When not updating
9175 overall summaries adjust self size by the growth estimate.
9176 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9177 hash-set, do not update overall summaries here. Renamed from ...
9178 (inline_to_all_callers): ... this which is now wrapping the
9179 above and performing delayed overall summary update.
9180 (early_inline_small_functions): Delay updating of the overall
9183 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9185 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9188 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9191 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9192 :%* in %:gt() argument.
9193 (greater_than_spec_func): Adjust for expecting only numbers,
9194 if there are more than two numbers, compare the last two.
9196 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9198 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9199 -Wnarrowing with -std.
9201 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9204 * expr.c (store_field): Don't use bit-field path if exp is
9205 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9206 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9207 and the assignment can be performed by bitwise copy. Formatting
9211 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9212 call copy_reg_eh_region_note_forward on before and/or after sequences
9213 and remove note from insn if it no longer can throw.
9216 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9219 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9221 * config/s390/vector.md: Add missing commutative operand markers
9222 to the patterns which qualify for one.
9223 * config/s390/vx-builtins.md: Likewise.
9225 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9227 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9228 types to mode iterators.
9229 (vec_double): ... and mode attribute.
9230 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9232 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9234 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9235 Change the predicate of op2 from nonimmediate to general and let
9236 reload fix it if necessary.
9238 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9240 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9242 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9244 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9247 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9249 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9250 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9251 * config/s390/s390.md ("movstr<P:mode>"): Call
9252 s390_expand_vec_movstr.
9254 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9256 * config/s390/s390.md: Add missing output modifier for operand 1
9257 to print it as address properly.
9259 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9261 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9262 * config/s390/2964.md: New file.
9263 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9264 of insn grouping attributes depending on the CPU level.
9265 (s390_get_unit_mask): New function.
9266 (s390_sched_score): Remove the OOO from the scheduling macros.
9267 Add loop to calculate a score for the instruction mix.
9268 (s390_sched_reorder): Likewise plus improve debug output.
9269 (s390_sched_variable_issue): Rename macros as above. Calculate
9270 the unit distances after actually scheduling an insn. Improve
9272 (s390_sched_init): Clear last_scheduled_unit_distance array.
9273 * config/s390/s390.md: Include 2964.md.
9275 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9278 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9279 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9280 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9281 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9282 *avx512f_<code>v8div16qi2_mask_1): New insns.
9284 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9287 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9290 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9291 earlyclobber from target. Use wF constraint for fused memory
9293 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9295 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9296 Martin Liska <mliska@suse.cz>
9299 * cfgexpand.c (asan_sanitize_stack_p): New function.
9300 (partition_stack_vars): Use the function.
9301 (expand_stack_vars): Likewise.
9302 (defer_stack_allocation): Likewise.
9303 (expand_used_vars): Likewise.
9305 2016-02-18 Richard Biener <rguenther@suse.de>
9308 * fold-const.c (operand_equal_p): Properly compare offsets for
9309 IMAGPART_EXPR and ARRAY_REF.
9311 2016-02-18 Nick Clifton <nickc@redhat.com>
9315 * config/arm/arm.c (arm_option_override_internal): Disable
9316 interworking if the target does not support thumb instructions.
9317 (arm_reload_in_hi): Handle the case where a register to register
9318 move needs reloading because there is no simple pattern to handle
9320 (arm_reload_out_hi): Likewise.
9322 2016-02-18 Richard Biener <rguenther@suse.de>
9325 * match.pd: Don't use fold_binary or fold_unary for folding
9328 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9331 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9332 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9333 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9334 warn on gimple_no_warning_p statements.
9336 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9338 * doc/extend.texi (C++ Attributes): Correct description of
9339 warn_unused type attribute.
9341 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9343 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9344 correct instruction.
9346 2016-02-17 Richard Biener <rguenther@suse.de>
9348 PR rtl-optimization/69609
9349 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9350 (find_traces_1_round): When ending a trace update cached priority
9352 (bb_to_key): Use cached priority when available.
9353 (copy_bb): Initialize cached priority.
9354 (reorder_basic_blocks_software_trace_cache): Likewise.
9356 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9359 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9361 (aarch64_comparison_operator): Break overly long line into two.
9362 (aarch64_comparison_operation): Likewise.
9363 * config/aarch64/aarch64.md (cstorecc4): Use
9364 aarch64_comparison_operator_mode instead of
9365 aarch64_comparison_operator.
9366 (cstore<mode>4): Likewise.
9367 (aarch64_cstore<mode>): Likewise.
9368 (*cstoresi_insn_uxtw): Likewise.
9369 (cstore<mode>_neg): Likewise.
9370 (*cstoresi_neg_uxtw): Likewise.
9372 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9375 * config/arm/predicates.md (arm_comparison_operator_mode):
9377 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9378 instead of arm_comparison_operator.
9379 (*mov_negscc): Likewise.
9380 (*mov_notscc): Likewise.
9381 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9382 (*thumb2_mov_negscc): Likewise.
9383 (*thumb2_mov_negscc_strict_it): Likewise.
9384 (*thumb2_mov_notscc): Likewise.
9385 (*thumb2_mov_notscc_strict_it): Likewise.
9387 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9389 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9392 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9394 * config/visium/visium.c (machine_libfunc_index): New enum.
9395 (machine_libfuncs): New structure.
9396 (visium_libfuncs): New static variable.
9397 (TARGET_INIT_LIBFUNCS): Define to...
9398 (visium_init_libfuncs): ...this. New function.
9399 (expand_block_move_4): Use the appropriate libfunc.
9400 (expand_block_move_2): Likewise.
9401 (expand_block_move_1): Likewise.
9402 (expand_block_set_4): Likewise.
9403 (expand_block_set_2): Likewise.
9404 (expand_block_set_1): Likewise.
9405 (visium_trampoline_init): Likewise.
9407 2016-02-17 Nick Clifton <nickc@redhat.com>
9409 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9410 TI's devices.csv file as of March 2016.
9412 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9415 * opts-global.c (handle_common_deferred_options): Introduce and
9416 initialize two global variables to remember command-line options
9417 specifying a stack-limiting register.
9418 * opts.h: Add extern declarations of the two new global variables.
9419 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9420 variable based on the values of the two new global variables.
9422 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9425 * common.opt (Wnonnull-compare): New warning.
9426 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9427 of arguments against NULL.
9428 (-Wnonnull-compare): Document.
9429 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9430 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9431 * passes.def (pass_warn_nonnull_compare): Add.
9432 * gimple-ssa-nonnull-compare.c: New file.
9434 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9436 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9437 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9439 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9441 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9442 reciprocal sqrt for -mlow-precision-recip-sqrt.
9444 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9445 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9447 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9448 always use lane loads to construct non-constant vectors.
9450 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9452 * config/aarch64/aarch64.md
9453 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9454 constraints for operand 3.
9455 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9458 Richard Biener <rguenther@suse.de>
9460 PR tree-optimization/69820
9461 * tree-vect-patterns.c (type_conversion_p): Return false if
9462 *orig_type is unsigned single precision or boolean.
9463 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9466 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9468 PR rtl-optimization/69764
9469 PR rtl-optimization/69771
9470 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9471 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9473 2016-02-16 Richard Biener <rguenther@suse.de>
9475 PR tree-optimization/69776
9476 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9478 (indirect_refs_may_alias_p): Likewise.
9479 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9480 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9481 according to tbaa_p.
9482 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9483 (optimize_stmt): For redundant store discovery do not allow tbaa.
9485 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9487 PR tree-optimization/69714
9488 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9489 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9491 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9493 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9494 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9495 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9496 * config/arc/arc.c (arc_init): Check FPU options.
9497 (get_arc_condition_code): Handle new CC_FPU* modes.
9498 (arc_select_cc_mode): Likewise.
9499 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9500 register pair only. Allow access for ARCv2 accumulator.
9501 (gen_compare_reg): Whenever we have FPU support use FPU compare
9503 (arc_reorg): Don't generate brcc insns when FPU compare
9504 instructions are involved.
9505 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9506 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9507 floating point emulation.
9508 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9509 (REVERSE_CONDITION): Add new CC_FPU* modes.
9510 (TARGET_FP_SP_BASE): Define.
9511 (TARGET_FP_DP_BASE): Likewise.
9512 (TARGET_FP_SP_FUSED): Likewise.
9513 (TARGET_FP_DP_FUSED): Likewise.
9514 (TARGET_FP_SP_CONV): Likewise.
9515 (TARGET_FP_DP_CONV): Likewise.
9516 (TARGET_FP_SP_SQRT): Likewise.
9517 (TARGET_FP_DP_SQRT): Likewise.
9518 (TARGET_FP_DP_AX): Likewise.
9519 * config/arc/arc.md (ARCV2_ACC): New constant.
9520 (type): New fpu type attribute.
9521 (SDF): Conditional iterator.
9522 (cstore<mode>, cbranch<mode>): Change expand condition.
9523 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9524 handles FPU/FPX cases as well.
9525 * config/arc/arc.opt (mfpu): New option.
9526 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9528 (adddf3, muldf3, subdf3): Removed.
9529 * config/arc/predicates.md (proper_comparison_operator): Recognize
9531 * config/arc/fpu.md: New file.
9532 * doc/invoke.texi (ARC Options): Document mfpu option.
9534 2016-02-16 Richard Biener <rguenther@suse.de>
9536 PR rtl-optimization/69291
9537 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9538 noce_operand_ok check.
9540 2016-02-16 Tom de Vries <tom@codesourcery.com>
9543 * omp-low.c (simd_clone_create): Remove call to
9544 symtab->call_cgraph_insertion_hooks.
9546 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9548 PR tree-optimization/69802
9549 * tree-ssa-reassoc.c (update_range_test): If op is
9550 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9551 op == 1 test of precision 1 integral op, otherwise handle
9552 that case as op itself. Fix up formatting.
9553 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9556 2016-02-16 Richard Biener <rguenther@suse.de>
9558 PR tree-optimization/69586
9559 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9560 types for conversion sources.
9562 2016-02-16 Richard Biener <rguenther@suse.de>
9565 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9566 mask OEP_ADDRESS_OF.
9568 2016-02-16 Alan Modra <amodra@gmail.com>
9571 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9572 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9573 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9575 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9576 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9577 (p8_fmrgow_<mode>): Likewise.
9578 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9580 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9581 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9582 to use movdi_internal64. Remove op0_di.
9583 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9585 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9587 Add support for the FCCMP insn types
9589 * config/aarch64/aarch64.md (fccmp): Change insn type.
9591 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9592 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9593 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9594 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9595 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9596 * config/arm/types.md (fccmps): Add new insn type.
9599 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9601 * alias.c (get_alias_set): Fix a typo in comment.
9603 2016-02-15 Richard Biener <rguenther@suse.de>
9605 PR tree-optimization/69595
9606 * match.pd: Complete range test simplification to true.
9608 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9610 PR rtl-optimization/69648
9611 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9612 pic_offset_table_rtx.
9614 PR rtl-optimization/69752
9615 * ira.c (update_equiv_regs): When looking for more than a single SET,
9616 also take other side effects into account.
9618 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9620 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9621 for z900+ CPUs in 31-bit mode.
9623 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9625 * common/config/s390/s390-common.c (s390_supports_split_stack):
9627 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9628 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9629 * config/s390/s390.c (struct machine_function): New field
9630 split_stack_varargs_pointer.
9631 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9632 in s390_emit_prologue.
9633 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9635 (morestack_ref): New global.
9636 (SPLIT_STACK_AVAILABLE): New macro.
9637 (s390_expand_split_stack_prologue): New function.
9638 (s390_live_on_entry): New function.
9639 (s390_va_start): Use split-stack vararg pointer if appropriate.
9640 (s390_asm_file_end): Emit the split-stack note sections.
9641 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9642 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9643 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9644 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9645 (split_stack_prologue): New expand.
9646 (split_stack_space_check): New expand.
9647 (split_stack_data): New insn.
9648 (split_stack_call): New expand.
9649 (split_stack_call_*): New insn.
9650 (split_stack_cond_call): New expand.
9651 (split_stack_cond_call_*): New insn.
9653 2016-02-15 Richard Biener <rguenther@suse.de>
9655 PR tree-optimization/69783
9656 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9657 Add trivially correct cases.
9659 2016-02-15 Tom de Vries <tom@codesourcery.com>
9662 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9664 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9666 2016-02-15 Richard Biener <rguenther@suse.de>
9668 PR tree-optimization/69776
9669 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9670 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9671 indicate whether we can use TBAA to disambiguate against stores.
9672 Use alias-set zero if not.
9673 (visit_reference_op_store): Do not use TBAA when looking up
9675 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9676 (eliminate_dom_walker::before_dom_children): But not when looking
9677 up redundant stores.
9679 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9681 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9683 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9685 * config/i386/znver1.md
9686 (znver1_pop, znver1_pop_mem,
9687 znver1_load_imov_double_store,
9688 znver1_load_imov_direct_store,
9689 znver1_load_imov_direct_load,
9690 znver1_load_imov_double_load): Add new.
9691 (znver1_insn, znver1_insn_load): Add icmov type.
9693 znver1_sseavx_fma_load,
9695 znver1_avx256_fma_load): Fix pipe usage.
9697 2016-02-14 Alan Modra <amodra@gmail.com>
9700 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9701 with an invalid hard reg, reload just the reg not the entire
9702 pre/post-inc/dec address expression.
9704 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9707 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9708 fixed R1_REG scratch reg.
9709 (sibcall_value_pcrel_fdpic): Likewise.
9711 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9715 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9717 2016-02-12 Walter Lee <walt@tilera.com>
9719 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9720 * config/tilegx/t-tilegx: Likewise.
9722 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9725 * diagnostic-show-locus.c (struct line_span): New struct.
9726 (layout::get_first_line): Delete.
9727 (layout::get_last_line): Delete.
9728 (layout::get_num_line_spans): New member function.
9729 (layout::get_line_span): Likewise.
9730 (layout::print_heading_for_line_span_index_p): Likewise.
9731 (layout::get_expanded_location): Likewise.
9732 (layout::calculate_line_spans): Likewise.
9733 (layout::m_first_line): Delete.
9734 (layout::m_last_line): Delete.
9735 (layout::m_line_spans): New field.
9736 (layout::layout): Update comment. Replace m_first_line and
9737 m_last_line with m_line_spans, replacing their initialization
9738 with a call to calculate_line_spans.
9739 (diagnostic_show_locus): When printing source lines and
9740 annotations, rather than looping over a single span
9741 of lines, instead loop over each line_span within
9742 the layout, with an inner loop over the lines within them.
9743 Call the context's start_span callback when changing line spans.
9744 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9745 (diagnostic_build_prefix): Break out the building of the location
9746 part of the string into...
9747 (diagnostic_get_location_text): ...this new function, rewriting
9748 it from nested ternary expressions to a sequence of "if"
9750 (default_diagnostic_start_span_fn): New function.
9751 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9752 (diagnostic_context::start_span): New field.
9753 (default_diagnostic_start_span_fn): New prototype.
9755 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9758 * gcc.c (driver::finalize): Fix cleanup of "specs".
9760 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9764 * gcc.c (driver::driver): Initialize m_option_suggestions.
9765 (driver::~driver): Clean up m_option_suggestions.
9766 (suggest_option): Convert to...
9767 (driver::suggest_option): ...this, and split out into
9768 driver::build_option_suggestions and find_closest_string.
9769 (driver::build_option_suggestions): New function, from
9770 first half of suggest_option. Special-case
9771 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9772 the sanitizer_opts array. For options of enum types, add the
9773 various enum values to the candidate strings.
9774 (driver::handle_unrecognized_options): Remove "const".
9775 * gcc.h (driver::handle_unrecognized_options): Likewise.
9776 (driver::build_option_suggestions): New decl.
9777 (driver::suggest_option): New decl.
9778 (driver::m_option_suggestions): New field.
9779 * opts-common.c (add_misspelling_candidates): New function.
9780 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9781 and make non-static.
9782 * opts.h (sanitizer_opts): New array decl.
9783 (add_misspelling_candidates): New function decl.
9784 * spellcheck.c (find_closest_string): New function.
9785 * spellcheck.h (find_closest_string): New function decl.
9787 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9789 PR rtl-optimization/69764
9790 PR rtl-optimization/69771
9791 * optabs.c (expand_binop_directly): For shift_optab_p, force
9792 convert_modes with VOIDmode if xop1 has VOIDmode.
9794 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9797 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9798 to correctly determine instrumentation thunks.
9800 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9803 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9804 type by reference, force lhs on the call.
9807 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9808 Compute retval and retbnd early in all cases if split_part_return_p
9809 and return_bb is not EXIT. Remove all clobber stmts and reset
9810 all debug stmts that refer to SSA_NAMEs defined in split part,
9811 except if it is retval, in that case replace the old retval with the
9812 lhs of the call to the split part.
9814 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9817 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9820 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9821 whose result is used in PHI.
9822 (maybe_optimize_range_tests): Likewise.
9823 (final_range_test_p): Likweise.
9825 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9828 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9829 whose result is used in PHI.
9830 (maybe_optimize_range_tests): Likewise.
9831 (final_range_test_p): Likweise.
9833 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9835 * cgraph.c: Spelling fixes - behaviour -> behavior and
9836 neighbour -> neighbor.
9837 * target.def: Likewise.
9838 * sel-sched.c: Likewise.
9839 * config/mips/mips.c: Likewise.
9840 * config/arc/arc.md: Likewise.
9841 * config/arm/cortex-a57.md: Likewise.
9842 * config/arm/arm.c: Likewise.
9843 * config/arm/neon.md: Likewise.
9844 * config/arm/arm-c.c: Likewise.
9845 * config/vms/vms-c.c: Likewise.
9846 * config/s390/s390.c: Likewise.
9847 * config/i386/znver1.md: Likewise.
9848 * config/i386/i386.c: Likewise.
9849 * config/ia64/hpux-unix2003.h: Likewise.
9850 * config/msp430/msp430.md: Likewise.
9851 * config/rx/rx.c: Likewise.
9852 * config/rx/rx.md: Likewise.
9853 * config/aarch64/aarch64-simd.md: Likewise.
9854 * config/aarch64/aarch64.c: Likewise.
9855 * config/nvptx/nvptx.c: Likewise.
9856 * config/bfin/bfin.c: Likewise.
9857 * config/cris/cris.opt: Likewise.
9858 * config/rs6000/rs6000.c: Likewise.
9859 * target.h: Likewise.
9860 * spellcheck.c: Likewise.
9861 * ira-build.c: Likewise.
9862 * tree-inline.c: Likewise.
9863 * builtins.c: Likewise.
9864 * lra-constraints.c: Likewise.
9865 * explow.c: Likewise.
9866 * hwint.h: Likewise.
9867 * targhooks.c: Likewise.
9868 * tree-vect-data-refs.c: Likewise.
9870 * doc/tm.texi: Likewise.
9871 * doc/extend.texi: Likewise.
9872 * doc/install.texi: Likewise.
9873 * doc/md.texi: Likewise.
9874 * tree-ssa-tail-merge.c: Likewise.
9875 * sched-int.h: Likewise.
9876 * match.pd: Likewise.
9877 * sched-ebb.c: Likewise.
9878 * target.def (omit_struct_return_reg): Likewise.
9879 * gimple-ssa-isolate-paths.c: Likewise.
9880 (find_implicit_erroneous_behaviour): Renamed to...
9881 (find_implicit_erroneous_behavior): ... this.
9882 (find_explicit_erroneous_behaviour): Renamed to...
9883 (find_explicit_erroneous_behavior): ... this.
9884 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9886 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9888 PR rtl-optimization/64682
9889 PR rtl-optimization/69567
9890 PR rtl-optimization/69737
9891 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9892 in I2 as well, just lose it.
9894 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9896 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9898 (aarch64_last_printed_tune_string): Likewise.
9899 (aarch64_declare_function_name): Only output .arch assembler
9900 directive if it will be different from the previously output
9901 directive. Same for .tune comment but only if -dA is set.
9902 (aarch64_start_file): New function.
9903 (TARGET_ASM_FILE_START): Define.
9905 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9908 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9910 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9913 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9914 -Wmaybe-uninitialized warning.
9916 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9919 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9921 2016-02-11 Richard Biener <rguenther@suse.de>
9923 PR rtl-optimization/69291
9924 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9925 subexpressions affected by changing the result.
9927 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9930 * lra-constraints.c (curr_insn_transform): Find in/out operands
9931 for secondary memory moves. Update dups.
9933 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9935 PR tree-optimization/69652
9936 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9937 to nested loop, did source re-formatting, skip debug statements,
9938 add check on statement with volatile operand, remove dead scalar
9941 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9942 Patrick Palka <ppalka@gcc.gnu.org>
9946 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9947 calls if the return type is TREE_ADDRESSABLE.
9948 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9949 * ipa-split.c (split_function): Fix doubled "we" in comment.
9950 Use void return type for the split part even if
9951 !split_point->split_part_set_retval.
9953 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9955 PR tree-optimization/68021
9956 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9957 when computing the value of biv cand by itself.
9959 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9961 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9962 (cortexa57_tunings): Likewise.
9963 (cortexa72_tunings): Likewise.
9964 (arch_macro_fusion_pair_p): Add support for AES fusion.
9965 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9966 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9967 Allow virtual registers before reload so early scheduling works.
9968 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9969 correct latency and pipeline.
9970 (cortex_a57_crypto_complex): Likewise.
9971 (cortex_a57_crypto_xor): Likewise.
9972 (define_bypass): Add AES bypass.
9974 2016-02-10 Richard Biener <rguenther@suse.de>
9976 PR tree-optimization/69726
9977 * passes.def: Add DCE pass before late uninit.
9978 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9979 really fixup if-conversions job.
9981 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9983 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9984 (arm_cortex_a57_tune): Likewise.
9985 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9986 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9988 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9990 * timevar.def (TV_PHASE_DBGINFO): Delete.
9991 (TV_PHASE_CHECK_DBGINFO): Likewise.
9992 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9994 2016-02-10 Richard Biener <rguenther@suse.de>
9996 PR tree-optimization/69719
9997 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9998 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10000 2016-02-09 Andrew Pinski <apinski@cavium.com>
10003 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10004 get_vcond_mask_icode returns false.
10006 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10009 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10010 an ADDIS that adds a pointer to a large constant that sets the
10011 upper16 bits with a load operation.
10013 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10016 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10018 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10020 (vzipq_s16): Likewise.
10021 (vzipq_s32): Likewise.
10022 (vzipq_f32): Likewise.
10023 (vzipq_u8): Likewise.
10024 (vzipq_u16): Likewise.
10025 (vzipq_u32): Likewise.
10026 (vzipq_p8): Likewise.
10027 (vzipq_p16): Likewise.
10029 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10032 * config/arm/arm.c (neon_endian_lane_map): New function.
10033 (neon_vector_pair_endian_lane_map): New function.
10034 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10035 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10037 (vuzpq_s16): Likewise.
10038 (vuzpq_s32): Likewise.
10039 (vuzpq_f32): Likewise.
10040 (vuzpq_u8): Likewise.
10041 (vuzpq_u16): Likewise.
10042 (vuzpq_u32): Likewise.
10043 (vuzpq_p8): Likewise.
10044 (vuzpq_p16): Likewise.
10046 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10049 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10052 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10054 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10055 truncate const_int operand 1 to QImode.
10057 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10059 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10060 corresponding to an abnormal edge.
10062 2016-02-09 Tom de Vries <tom@codesourcery.com>
10064 PR tree-optimization/69599
10065 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10067 (find_func_aliases_for_builtin_call, find_func_clobbers)
10068 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10071 2016-02-09 Richard Biener <rguenther@suse.de>
10073 PR tree-optimization/69715
10074 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10075 LHS on calls as non-rewritable.
10077 2016-02-09 Tom de Vries <tom@codesourcery.com>
10080 * lto-wrapper.c (append_diag_options): New function.
10081 (compile_offload_image): Call append_diag_options.
10083 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10086 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10087 Minor copy-edit to fix verb tenses.
10089 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10091 PR tree-optimization/69209
10092 * ipa-split.c (split_function): If split part is not
10093 returning retval, retval has gimple type but is not
10094 gimple value, force it into a SSA_NAME first.
10096 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10098 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10101 2016-02-08 Jason Merrill <jason@redhat.com>
10104 * convert.c (convert_to_integer_1): Check dofold on truncation
10106 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10107 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10108 Rename from *_nofold.
10109 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10110 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10112 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10115 * tree.c (build_common_tree_nodes): Remove short_double argument.
10116 All callers changed.
10117 * tree.h (build_common_tree_nodes): Adjust declaration.
10118 * doc/invoke.texi (-fshort-double): Remove documentation.
10119 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10120 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10121 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10122 (append_linker_options): Don't handle OPT_fshort_double.
10124 PR rtl-optimization/68730
10125 * lra-remat.c (insn_to_cand_activation): New static variable.
10126 (lra_remat): Allocate and free it.
10127 (create_cand): New arg activation. Initialize a field in
10128 insn_to_cand_activation if it is nonnull.
10129 (create_cands): Pass the activation insn to create_cand when making
10130 a candidate involving an output reload. Reorganize code a little.
10131 (do_remat): Keep track of active status of candidates in a separate
10134 2016-02-08 Richard Biener <rguenther@suse.de>
10136 PR tree-optimization/69719
10137 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10138 Properly use absolute of the difference of the two offsets to
10139 compare or adjust the segment length.
10141 2016-02-08 Richard Biener <rguenther@suse.de>
10142 Jeff Law <law@redhat.com>
10145 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10146 types for anonymous SSA names.
10148 2016-02-08 Richard Biener <rguenther@suse.de>
10150 PR rtl-optimization/69274
10151 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10153 2016-02-08 Jeff Law <law@redhat.com>
10155 PR tree-optimization/65917
10156 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10157 equivalences from if (x == y) style conditionals.
10158 (loop_depth_of_name): Remove.
10159 (record_equality): Remove loop depth check.
10160 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10161 (const_and_copies::record_const_or_copy_raw): New member function.
10162 * tree-ssa-scopedtables.c
10163 (const_and_copies::record_const_or_copy_raw): New, factored out of
10164 (const_and_copies::record_const_or_copy): Call new member function.
10166 2016-02-05 Jeff Law <law@redhat.com>
10168 PR tree-optimization/68541
10169 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10170 (count_stmts_in_block): New function.
10171 (poor_ifcvt_candidate_code): Likewise.
10172 (is_feasible_trace): Add some heuristics to determine when path
10173 splitting is profitable.
10174 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10175 is a diamond with a single exit.
10177 2016-02-05 Martin Sebor <msebor@redhat.com>
10180 * doc/invoke.texi: Update -Wplacement-new to take an optional
10183 2016-02-06 Richard Henderson <rth@redhat.com>
10186 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10187 out of non-standard address spaces.
10189 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10191 PR rtl-optimization/69691
10192 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10194 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10196 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10197 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10198 (*ieee128_mfvsrd_64bit): Likewise.
10199 (*ieee128_mfvsrd_32bit): Likewise.
10201 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10205 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10207 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10208 instrumented_version.
10210 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10212 * doc/invoke.texi (Optimize Options): In table of --param options
10213 rename second occurrence of tracer-min-branch-ratio to
10214 tracer-min-branch-probability, rename
10215 tracer-min-branch-ratio-feedback to
10216 tracer-min-branch-probability-feedback and clarify description,
10217 rename sched-spec-state-edge-prob-cutoff to
10218 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10219 to selsched-insns-to-rename, rename lto-minpartition to
10220 lto-min-partition, delete reorder-blocks-duplicate and
10221 reorder-blocks-duplicate-feedback.
10223 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10225 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10228 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10230 * doc/extend.texi: S/390: Correct some typos.
10232 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10234 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10236 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10239 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10240 (s390_register_info_gprtofpr): Use new macros above.
10241 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10243 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10244 its name. Adjust restore and save gpr ranges.
10245 (s390_register_info_set_ranges): New function.
10246 (s390_register_info): Use new macros above. Call
10247 s390_register_info_set_ranges.
10248 (s390_optimize_register_info): Likewise.
10249 (s390_hard_regno_rename_ok): Use new macros.
10250 (s390_hard_regno_scratch_ok): Likewise.
10251 (s390_emit_epilogue): Likewise.
10252 (s390_can_use_return_insn): Likewise.
10253 (s390_optimize_prologue): Likewise.
10254 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10256 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10259 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10261 (ix86_option_override_internal): Disable TARGET_STV even for
10262 -m{incoming,preferred}-stack-boundary=3.
10264 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10266 * config.gcc: Mark deprecated rtems targets as obsolete.
10268 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10270 PR rtl-optimization/64682
10271 PR rtl-optimization/69567
10272 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10273 before I2 only if the register is both used and set in I2.
10275 2016-02-04 DJ Delorie <dj@redhat.com>
10277 * config/msp430/msp430.c (msp430_start_function): Add function type.
10279 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10282 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10284 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10286 PR rtl-optimization/69577
10288 2015-10-29 Richard Henderson <rth@redhat.com>
10292 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10293 sse check to the exact conditions of PR 67609.
10295 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10298 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10299 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10300 not allowed into the traditional Altivec registers.
10301 (movtd_64bit_nodm): Likewise.
10302 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10304 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10306 * config/aarch64/cortex-a57-fma-steering.c
10307 (aarch64_register_fma_steering): Remove "static" from arguments
10310 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10313 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10314 twice when complex.
10316 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10318 * doc/invoke.texi: Delete -mno-fma4.
10320 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10322 PR rtl-optimization/69577
10323 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10324 (find_subregs_of_mode): Update accordingly. Iterate over partial
10327 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10329 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10330 * config/arm/arm.c (neon_reinterpret): Remove.
10331 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10332 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10333 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10334 vreinterpretti): Remove.
10335 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10336 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10337 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10338 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10339 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10340 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10341 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10342 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10343 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10344 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10345 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10346 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10347 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10348 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10349 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10350 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10351 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10352 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10353 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10354 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10355 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10356 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10357 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10358 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10359 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10360 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10361 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10362 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10363 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10364 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10365 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10366 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10367 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10368 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10369 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10370 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10371 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10372 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10373 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10374 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10375 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10376 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10377 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10378 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10379 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10380 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10381 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10382 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10383 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10384 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10385 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10386 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10387 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10388 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10389 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10390 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10391 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10392 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10393 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10394 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10395 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10396 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10397 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10398 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10399 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10400 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10401 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10402 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10403 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10404 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10405 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10406 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10407 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10408 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10409 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10410 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10411 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10412 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10413 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10414 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10415 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10416 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10417 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10418 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10419 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10420 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10421 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10422 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10423 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10424 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10425 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10426 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10427 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10428 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10429 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10430 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10431 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10432 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10433 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10434 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10435 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10436 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10437 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10439 2016-02-04 Martin Liska <mliska@suse.cz>
10442 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10443 that are gimple_store_p.
10444 (maybe_instrument_call): Likewise.
10446 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10448 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10449 register scaling out of memory reference and comment why.
10451 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10455 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10456 folding the source of a SET.
10458 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10462 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10463 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10465 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10469 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10472 2016-02-04 Christian Bruel <christian.bruel@st.com>
10474 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10475 * config/arm/arm.c (arm_set_current_function): Likewise.
10477 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10478 Ilya Enkovich <enkovich.gnu@gmail.com>
10479 H.J. Lu <hongjiu.lu@intel.com>
10482 * config/i386/i386.c (convert_scalars_to_vector): Remove
10483 stack alignment fixes.
10484 (ix86_option_override_internal): Disable TARGET_STV if stack
10485 might not be aligned enough.
10486 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10488 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10490 * config/i386/x86-tune.def: Disable default prefetching
10493 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10494 Vladimir Makarov <vmakarov@redhat.com>
10497 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10498 in validating fused toc addresses.
10500 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10503 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10504 range->m_caret fields if range->m_show_caret_p is false.
10507 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10508 Force oldval into register if it does not satisfy reg_or_short_operand
10509 predicate. Fix up formatting.
10511 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10512 Alexandre Oliva <aoliva@redhat.com>
10515 * lra-constraints.c (simplify_operand_subreg): Check additionally
10516 address validity after potential reloading.
10517 (process_address_1): Check insns validity. In case of failure do
10520 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10523 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10526 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10528 * wide-int.cc (canonize_uhwi): New function.
10529 (wi::divmod_internal): Use it.
10531 2016-02-02 James Norris <jnorris@codesourcery.com
10533 * gimplify.c (omp_notice_variable): Add usage check.
10535 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10537 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10538 like LE, GE, LT, GT when emitting relational operator.
10540 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10542 * ira-costs.c (find_costs_and_classes): Add extra argument.
10543 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10544 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10545 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10546 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10547 Add best_class parameter, and return it if not ALL_REGS.
10548 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10550 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10551 Update target hook.
10553 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10555 * config/aarch64/aarch64.c
10556 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10557 (aarch64_ira_change_pseudo_allocno_class): New function.
10559 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10562 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10564 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10566 * config/avr/avr.c (avr_option_override): Set
10567 PARAM_ALLOW_STORE_DATA_RACES to 1.
10569 2016-02-02 Richard Biener <rguenther@suse.de>
10571 PR tree-optimization/69595
10572 * match.pd: Add range test simplifications to true/false.
10574 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10576 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10577 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10580 2016-02-02 Richard Biener <rguenther@suse.de>
10582 PR tree-optimization/69606
10583 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10584 info on the result before moving a stmt.
10586 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10588 PR middle-end/68542
10589 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10590 branch with vector comparison.
10591 * config/i386/sse.md (VI48_AVX): New mode iterator.
10592 (define_expand "cbranch<mode>4): Add support for conditional branch
10593 with vector comparison.
10594 * tree-vect-loop.c (optimize_mask_stores): New function.
10595 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10596 has_mask_store field of vect_info.
10597 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10598 vectorized loops having masked stores after vec_info destroy.
10599 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10600 correspondent macros.
10601 (optimize_mask_stores): Add prototype.
10603 2016-02-02 Alan Modra <amodra@gmail.com>
10606 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10609 2016-02-02 Alan Modra <amodra@gmail.com>
10612 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10613 whenever toc_label_name used.
10614 (rs6000_file_start): Don't set up toc section here,
10615 (rs6000_output_function_epilogue): do so here instead,
10616 (rs6000_xcoff_file_start): and here.
10617 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10618 (load_toc_aix_di): Likewise.
10620 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10622 PR rtl-optimization/69592
10623 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10624 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10625 (num_sign_bit_copies_binary_arith_p): New inline function.
10626 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10628 2016-02-01 Jeff Law <law@redhat.com>
10630 PR tree-optimization/69580
10631 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10632 * tree-ssa-threadbackward.c
10633 (fsm_find_control_statement_thread_paths): Do not try to walk
10634 through large PHI nodes.
10636 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10638 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10639 when count is incremented above limit, don't analyze further
10642 * omp-low.c (oacc_parse_default_dims): Avoid
10643 -Wsign-compare warning, make sure value fits into int
10644 rather than just unsigned int.
10646 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10648 PR tree-optimization/67921
10649 * fold-const.c (split_tree): New parameters. Convert pointer
10650 type variable part to proper type before negating.
10651 (fold_binary_loc): Pass new arguments to split_tree.
10653 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10655 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10656 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10657 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10658 * doc/tm.texti: Rebuilt.
10659 * doc/invoke.texi (fopenacc-dim): Document.
10660 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10661 (append_compiler_options): Likewise.
10662 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10663 (oacc_parse_default_dims): New.
10664 (oacc_validate_dims): Add USED arg. Select non-unity default when
10666 (oacc_loop_fixed_partitions): Return mask of used partitions.
10667 (oacc_loop_auto_partitions): Emit dump info.
10668 (oacc_loop_partition): Return mask of used partitions.
10669 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10670 loop partitioning and validation calls.
10672 2016-02-01 Richard Biener <rguenther@suse.de>
10674 PR middle-end/69556
10675 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10677 2016-02-01 Richard Biener <rguenther@suse.de>
10679 PR tree-optimization/69574
10680 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10681 of asserting return chrec_dont_know.
10683 2016-02-01 Martin Liska <mliska@suse.cz>
10685 * mem-stats-traits.h: Add copyright header.
10686 * mem-stats.h: Likewise.
10688 2016-02-01 Richard Biener <rguenther@suse.de>
10690 PR tree-optimization/69579
10691 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10692 Do not propagate through abnormal PHI results.
10694 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10696 * postreload.c (reload_cse_simplify): Remove dead code.
10698 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10700 PR rtl-optimization/69570
10701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10702 if there is more than one set, not if there is a single set.
10704 2016-02-01 Richard Henderson <rth@redhat.com>
10707 * combine.c (make_compound_operation): When looking through a
10708 subreg, make sure to re-extend to the width of the outer mode.
10710 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10712 PR tree-optimization/69546
10713 * wide-int.cc (wi::divmod_internal): For unsigned division
10714 where both operands fit into uhwi, if o1 is 1 and o0 has
10715 msb set, if divident_prec is larger than bits per hwi,
10716 clear another quotient word and return 2 instead of 1.
10717 Similarly for remainder with msb in HWI set, if dividend_prec
10718 is larger than bits per hwi.
10720 2016-01-29 Martin Jambor <mjambor@suse.cz>
10722 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10723 Use short lowercase names.
10724 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10725 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10726 acq_rel one. Protect warning agains segfaults if
10727 get_memory_order_name returns NULL.
10728 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10729 with release semantics. Do not warn if get_memory_order already did.
10730 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10731 semantics. Fix check for relaxed or acquire semantics. Do not warn
10732 if get_memory_order already did.
10734 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10736 * doc/install.texi: Document that isl-0.16 is supported.
10738 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10741 * config/i386/constraints.md (Bm): Describe as special memory
10743 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10744 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10745 * genpreds.c (struct constraint_data): Add is_special_memory.
10746 (have_special_memory_constraints, special_memory_start): New
10748 (special_memory_end): Ditto.
10749 (add_constraint): Add new arg is_special_memory. Add code to
10750 process its true value. Update have_special_memory_constraints.
10751 (process_define_constraint): Pass the new arg.
10752 (process_define_register_constraint): Ditto.
10753 (choose_enum_order): Process special memory.
10754 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10755 function insn_extra_special_memory_constraint.
10756 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10757 * gensupport.c (process_rtx): Process
10758 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10759 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10760 * ira-lives.c (single_reg_class): Use
10761 insn_extra_special_memory_constraint.
10762 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10763 * lra-constraints.c (process_alt_operands): Ditto.
10764 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10765 * recog.c (asm_operand_ok, preprocess_constraints): Process
10767 * reload.c (find_reloads): Ditto.
10768 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10769 * stmt.c (parse_input_constraint): Use
10770 insn_extra_special_memory_constraint.
10772 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10775 * lra-splill.c (lra_final_code_change): Revert r229087 by
10776 removing all sub-registers.
10778 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10781 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10783 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10786 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10787 SSE1, copy target into the temporary reg first before recursing
10790 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10792 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10795 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10797 * ginclude/stdarg.h: Test __cplusplus instead of
10798 __GXX_EXPERIMENTAL_CXX0X__.
10800 2016-01-29 Richard Biener <rguenther@suse.de>
10802 PR tree-optimization/69547
10803 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10804 Do not mark clobbers necessary.
10805 (mark_all_reaching_defs_necessary_1): Likewise.
10807 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10809 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10810 declaration name with %qs and print it in both error messages.
10811 Also fix indentation.
10813 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10816 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10817 trailing blank line from error message.
10819 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10822 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10825 2016-01-29 Richard Biener <rguenther@suse.de>
10827 PR middle-end/69537
10828 * match.pd: Allow all integral types when simplifying a
10829 widening or sign-changing conversion.
10831 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10833 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10834 back to setting codegen_error to fail codegen.
10836 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/constraints.md (C): Only accept constant zero operand.
10840 (BC): New constraint.
10841 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10842 instead of C constraint.
10843 * doc/md.texi (Machine Constraints): Update description
10846 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10849 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10851 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10853 PR middle-end/69542
10854 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10857 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10859 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10860 branches if using guessed profile.
10862 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10864 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10866 2016-01-28 Richard Henderson <rth@redhat.com>
10869 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10870 * config/aarch64/aarch64-protos.h: Update.
10871 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10872 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10873 (aarch64_get_condition_code_1): Handle CC_Cmode.
10874 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10875 (*add<mode>3_compareC_cconly_imm): New.
10876 (*add<mode>3_compareC_cconly): New.
10877 (*add<mode>3_compareC_imm): New.
10878 (add<mode>3_compareC): New.
10879 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10880 to be first. Use aarch64_carry_operation.
10881 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10882 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10883 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10884 (subti3): Use subdi3_compare1.
10885 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10886 (sub<mode>3_compare1): New.
10887 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10888 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10889 (*subsi3_carryin_uxtw): Likewise.
10890 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10891 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10892 * config/aarch64/iterators.md (DWI): New.
10893 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10894 (aarch64_borrow_operation): New.
10896 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10898 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10899 message when isl does not return a valid schedule.
10901 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10903 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10904 Remove comments from class declarations: they are already in the code
10907 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10909 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10911 (ternary_op_to_tree): Same.
10912 (unary_op_to_tree): Same.
10913 (nary_op_to_tree): Same.
10914 (gcc_expression_from_isl_expr_op): Same.
10915 (gcc_expression_from_isl_expression): Same.
10916 (graphite_create_new_loop): Same.
10917 (graphite_create_new_loop_guard): Same.
10918 (build_iv_mapping): Same.
10919 (graphite_create_new_guard): Same.
10920 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10921 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10923 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10925 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10926 instead of setting codegen_error to fail codegen.
10928 2016-01-28 Jason Merrill <jason@redhat.com>
10930 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10932 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10934 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10935 Remove CONST_INT_P check in CCMP cost calculation.
10937 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10939 * config/aarch64/aarch64.c (generic_vector_cost):
10940 Set vec_permute_cost.
10941 (cortexa57_vector_cost): Likewise.
10942 (exynosm1_vector_cost): Likewise.
10943 (xgene1_vector_cost): Likewise.
10944 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10945 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10946 Add vec_permute_cost entry.
10948 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10950 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10952 (add<mode>3_compare0): Likewise.
10953 (addsi3_compare0_uxtw): Likewise.
10954 (add<mode>3nr_compare0): Likewise.
10955 (compare_neg<mode>): Likewise.
10956 (<optab><mode>3): Likewise.
10958 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10960 * tree-vect-stmts.c (vectorizable_comparison): Add
10961 NULL check for vectype.
10963 2016-01-28 Richard Biener <rguenther@suse.de>
10965 PR tree-optimization/69466
10966 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10967 Account for PHIs we couldn't duplicate.
10969 2016-01-28 Martin Liska <mliska@suse.cz>
10972 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10973 instead of ENABLE_VALGRIND_CHECKING.
10975 2016-01-27 Richard Henderson <rth@redhat.com>
10978 * lra-remat.c (subreg_regs): New.
10979 (dump_candidates_and_remat_bb_data): Dump it.
10980 (operand_to_remat): Reject if operand in subreg_regs.
10981 (set_bb_regs): Collect subreg_regs.
10982 (lra_remat): Init and free subreg_regs. Compute
10983 calculate_local_reg_remat_bb_data before create_cands.
10985 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10988 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10989 change stack_alignment_needed for __tls_get_addr call.
10991 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10993 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10995 2016-01-27 Jeff Law <law@redhat.com>
10997 PR tree-optimization/68398
10998 PR tree-optimization/69196
10999 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11000 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11001 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11002 Only count PHIs in the last block in the path. The others will
11003 const/copy propagate away. Add heuristic to allow more irreducible
11004 subloops to be created when it is likely profitable to do so.
11006 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11007 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11008 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11010 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11013 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11014 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11015 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11016 * tree-streamer-in.c: Include asan.h.
11017 (streamer_get_builtin_tree): For builtins in sanitizer
11018 range call initialize_sanitizer_builtins and retry.
11020 2016-01-27 Ian Lance Taylor <iant@google.com>
11022 * common.opt (fkeep-gc-roots-live): New undocumented option.
11023 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11024 -fkeep-gc-roots-live, skip pointers.
11025 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11028 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11031 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11032 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11034 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11037 * configure.ac: NetBSD provides SSP in its C library.
11038 * configure: Updated.
11040 2016-01-27 Richard Biener <rguenther@suse.de>
11042 PR tree-optimization/69166
11043 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11044 reduction code for commutativity / associativity.
11046 2016-01-27 Martin Jambor <mjambor@suse.cz>
11048 PR tree-optimization/69355
11049 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11050 total_scalarization fails.
11052 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11054 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11057 2016-01-27 Christian Bruel <christian.bruel@st.com>
11060 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11061 Move arm_reset_previous_fndecl and set_target_option_current_node in
11062 the conditional part. Call save_restore_target_globals.
11063 * config/arm/arm.c (arm_set_current_function):
11064 Refactor to better support #pragma target and attribute mix.
11065 Call save_restore_target_globals.
11066 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11068 2016-01-27 Martin Liska <mliska@suse.cz>
11070 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11071 reference for an HSA kernel and its host function.
11073 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11075 PR tree-optimization/69399
11076 * wide-int.h (wi::lrshift): For larger precisions, only
11077 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11079 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11081 * config/arc/predicates.md (proper_comparison_operator): Reject
11082 constant-constant comparison.
11084 2016-01-26 Tom de Vries <tom@codesourcery.com>
11086 PR tree-optimization/69110
11087 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11088 DR_NUM_DIMENSIONS == 0.
11090 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11091 Sebastian Pop <s.pop@samsung.com>
11093 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11094 isl_ast_op_cond and isl_ast_op_select.
11095 (gcc_expression_from_isl_expr_op): Same.
11097 2016-01-26 Jason Merrill <jason@redhat.com>
11100 * tree.c (recompute_constructor_flags): Split out from
11102 (verify_constructor_flags): New.
11103 * tree.h: Declare them.
11105 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11107 PR rtl-optimization/69217
11108 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11109 are no TYPE_FIELDS set for the record type.
11111 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11115 toc_label_name unconditionally.
11116 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11117 SYMBOL_REF string. Use toc_label_name instead of constructing
11119 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11120 constructing LCTOC1.
11122 2016-01-26 Martin Sebor <msebor@redhat.com>
11125 * doc/extend.texi (Common Type Attributes): Move text that talks about
11126 attribute packed from attribute aligned to the section discussing
11127 the former attribute for clarity.
11129 2016-01-26 Richard Henderson <rth@redhat.com>
11131 PR middle-end/60908
11132 * trans-mem.c (tm_region_init): Mark entry block as visited.
11134 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11137 * diagnostic-show-locus.c (layout::print_source_line): Replace
11138 call to pp_newline with call to layout::print_newline.
11139 (layout::print_annotation_line): Likewise.
11140 (layout::move_to_column): Likewise.
11141 (layout::print_any_fixits): After printing any fixits, print a
11142 trailing newline, if necessary.
11143 (layout::print_newline): New method, resetting any colorization
11145 (diagnostic_show_locus): Move the pp_newline to before the
11146 early bailout. Remove dummy block enclosing the layout instance.
11147 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11148 of pp_newline_and_flush with pp_flush.
11149 (diagnostic_append_note): Delete use of pp_newline.
11150 (diagnostic_append_note_at_rich_loc): Delete.
11151 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11152 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11153 when newline characters are added to the buffer.
11155 2016-01-26 Michael Matz <matz@suse.de>
11157 * configure.ac (ac_cv_std_swap_in_utility): New test.
11158 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11159 * configure: Regenerate.
11160 * config.in: Regenerate.
11162 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11164 * config/arc/arc.md (cstoresi4): Force operand into register.
11165 (arcset<code>): Fix predicate.
11166 (arcsetltu): Likewise.
11167 (arcsetgeu): Likewise.
11168 (arcsethi): Likewise.
11169 (arcsetls): Likewise.
11171 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11173 PR tree-optimization/69483
11174 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11175 if base has error_mark_node type.
11177 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11180 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11181 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11183 (vget_lane_f16): Handle big-endian.
11184 (vgetq_lane_f16): Likewise.
11185 (vset_lane_f16): Likewise.
11186 (vsetq_lane_f16): Likewise.
11187 * config/arm/iterators.md (VQXMOV): Add V8HF.
11188 (VDQ): Add V4HF and V8HF.
11189 (V_reg): Handle V4HF and V8HF.
11190 (Is_float_mode): Likewise.
11191 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11192 neon_vdup_nv8hf): New patterns.
11193 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11194 Use VD_LANE iterator.
11195 (neon_vld1_dup<mode>): Use VQ2 iterator.
11197 2016-01-26 Nathan Sidwell <nathan@acm.org>
11199 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11200 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11201 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11202 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11203 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11204 (oacc_validate_dims): Add LEVEL arg, don't return level.
11205 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11206 oacc_validate_dims.
11207 (execute_oacc_device_lower): Adjust, add more dump output.
11208 * tree-ssa-loop.c (gate_oacc_kernels): Use
11209 oacc_fn_attrib_kernels_p.
11210 * tree-parloops.c (create_parallel_loop): Adjust
11211 set_oacc_fn_attrib call.
11213 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11216 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11217 (append_compiler_options): Handle -fcilkplus.
11218 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11220 2016-01-26 Nick Clifton <nickc@redhat.com>
11223 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11224 been marked as DECL_ONE_ONLY but we do not the means to make it
11225 so, then do not allow it to bind locally.
11227 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11230 * opts.h (parse_sanitizer_options): New prototype.
11231 * opts.c (sanitizer_opts): New array.
11232 (parse_sanitizer_options): New function.
11233 (common_handle_option): Use parse_sanitizer_options.
11235 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11238 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11239 alignment adjustment to ...
11240 (ix86_update_stack_boundary): Here. Don't over-align stack for
11242 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11243 if __tls_get_addr is called.
11245 2016-01-26 Christian Bruel <christian.bruel@st.com>
11247 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11249 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11251 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11253 2016-01-26 Richard Biener <rguenther@suse.de>
11255 PR middle-end/69467
11256 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11258 2016-01-26 Richard Biener <rguenther@suse.de>
11260 PR tree-optimization/69452
11261 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11262 (move_computations_dom_walker::before_dom_children): Rename
11264 (move_computations_worker): This.
11265 (move_computations): Perform an RPO rather than a DOM walk.
11267 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11270 * combine.c (combine_instructions): For REG_EQUAL note with
11271 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11272 to the underlying register.
11273 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11274 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11276 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11279 * config/aarch64/aarch64-builtins.c
11280 (aarch64_init_simd_builtin_types): Do not set structural
11281 equality to __Poly{8,16,64,128}_t types.
11283 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11285 PR tree-optimization/69400
11286 * wide-int.cc (wi_pack): Take the precision as argument and
11287 perform canonicalization here rather than in the callers.
11288 Use the main loop to handle all full-width HWIs. Add a
11289 zero HWI if in_len isn't a full result.
11290 (wi::divmod_internal): Update accordingly.
11291 (wi::mul_internal): Likewise. Simplify.
11293 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11294 Sebastian Pop <s.pop@samsung.com>
11296 * graphite-poly.c (apply_poly_transforms): Simplify.
11297 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11298 (print_isl_map): Same.
11299 (print_isl_union_map): Same.
11300 (print_isl_schedule): New.
11301 (debug_isl_schedule): New.
11302 * graphite-dependences.c (scop_get_reads): Do not call
11303 isl_union_map_add_map that is undocumented isl functionality.
11304 (scop_get_must_writes): Same.
11305 (scop_get_may_writes): Same.
11306 (scop_get_original_schedule): Remove.
11307 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11308 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11309 (compute_deps): Remove.
11310 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11311 (debug_schedule_ast): New.
11312 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11313 set_separate_option.
11314 (graphite_regenerate_ast_isl): Add dump.
11315 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11316 from scop->transformed_schedule.
11317 (graphite_regenerate_ast_isl): Add more dump.
11318 * graphite-optimize-isl.c (optimize_isl): Set
11319 scop->transformed_schedule. Check whether schedules are equal.
11320 (apply_poly_transforms): Move here.
11321 * graphite-poly.c (apply_poly_transforms): ... from here.
11322 (free_poly_bb): Static.
11323 (free_scop): Static.
11324 (pbb_number_of_iterations_at_time): Remove.
11325 (print_isl_ast): New.
11326 (debug_isl_ast): New.
11327 (debug_scop_pbb): New.
11328 * graphite-scop-detection.c (print_edge): Move.
11329 (print_sese): Move.
11330 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11331 (build_scop_scattering): Remove.
11332 (create_pw_aff_from_tree): Assert instead of bailing out.
11333 (add_condition_to_pbb): Remove unused code, do not fail.
11334 (add_conditions_to_domain): Same.
11335 (add_conditions_to_constraints): Remove.
11336 (build_scop_context): New.
11337 (add_iter_domain_dimension): New.
11338 (build_iteration_domains): Initialize pbb->iterators.
11339 Call add_conditions_to_domain.
11342 (index_outermost_in_loop): New.
11343 (index_pbb_in_loop): New.
11344 (outermost_pbb_in): New.
11345 (add_in_sequence): New.
11346 (add_outer_projection): New.
11347 (outer_projection_mupa): New.
11348 (add_loop_schedule): New.
11349 (build_schedule_pbb): New.
11350 (build_schedule_loop): New.
11351 (embed_in_surrounding_loops): New.
11352 (build_schedule_loop_nest): New.
11353 (build_original_schedule): New.
11354 (build_poly_scop): Call build_original_schedule.
11355 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11356 (free_poly_dr): Remove.
11357 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11358 (free_poly_bb): Remove.
11359 (debug_loop_vec): Remove.
11360 (print_isl_ast): Declare.
11361 (debug_isl_ast): Declare.
11362 (scop_do_interchange): Remove.
11363 (scop_do_strip_mine): Remove.
11364 (scop_do_block): Remove.
11365 (flatten_all_loops): Remove.
11366 (optimize_isl): Remove.
11367 (pbb_number_of_iterations_at_time): Remove.
11368 (debug_scop_pbb): Declare.
11369 (print_schedule_ast): Declare.
11370 (debug_schedule_ast): Declare.
11371 (struct scop): Remove schedule. Add original_schedule,
11372 transformed_schedule.
11373 (free_gimple_poly_bb): Remove.
11374 (print_generated_program): Remove.
11375 (debug_generated_program): Remove.
11376 (unify_scattering_dimensions): Remove.
11377 * sese.c (print_edge): ... here.
11378 (print_sese): ... here.
11379 (debug_edge): ... here.
11380 (debug_sese): ... here.
11381 * sese.h (print_edge): Declare.
11382 (print_sese): Declare.
11383 (dump_edge): Declare.
11384 (dump_sese): Declare.
11386 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11387 Sebastian Pop <s.pop@samsung.com>
11389 * Makefile.in: Set ISLVER in site.exp.
11391 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11393 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11394 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11395 through DECL_VALUE_EXPR for expansion.
11397 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11399 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11400 the frame info after reload completed.
11402 2016-01-25 Jeff Law <law@redhat.com>
11404 PR tree-optimization/69196
11405 PR tree-optimization/68398
11406 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11407 tree-ssa-threadupdate.c.
11408 (determine_bb_domination_status): Prototype
11409 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11410 (determine_bb_domination_status): No longer static.
11411 (valid_jump_thread_path): Remove code to detect characteristics
11412 of the jump thread path not associated with correctness.
11413 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11414 Correct test for thread path length. Count PHIs for real operands as
11415 statements that need to be copied. Do not count ASSERT_EXPRs.
11416 Look at all the blocks in the thread path. Compute and selectively
11417 filter thread paths based on threading through the latch, threading
11418 a multiway branch or crossing a multiway branch.
11420 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11422 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11423 decl with __attribute__ ((unused)) annotation.
11425 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11428 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11429 of operands is compatible with a statement vectype.
11431 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11433 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11434 improve wording for mixed storage order support.
11436 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11438 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11439 (vcvt_u64_f64): Likewise.
11440 (vcvta_s64_f64): Likewise.
11441 (vcvta_u64_f64): Likewise.
11442 (vcvtm_s64_f64): Likewise.
11443 (vcvtm_u64_f64): Likewise.
11444 (vcvtn_s64_f64): Likewise.
11445 (vcvtn_u64_f64): Likewise.
11446 (vcvtp_s64_f64): Likewise.
11447 (vcvtp_u64_f64): Likewise.
11449 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11451 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11452 (arc_init): Check validity mll64 option.
11453 (arc_save_restore): Use double load/store instruction.
11454 (arc_expand_movmem): Likewise.
11455 (arc_split_move): Don't split if we have double load/store
11456 instructions. Returns a boolean.
11457 (arc_process_double_reg_moves): Change function to return boolean
11458 instead of a sequence of instructions.
11459 (arc_dwarf_register_span): New function.
11460 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11461 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11462 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11463 (*movdf_insn): Likewise.
11464 * config/arc/arc.opt (mll64): New option.
11465 * config/arc/predicates.md (even_register_operand): New predicate.
11466 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11468 2016-01-25 Richard Biener <rguenther@suse.de>
11471 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11472 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11474 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11476 2016-01-25 Richard Biener <rguenther@suse.de>
11478 PR tree-optimization/69376
11479 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11481 (VN_INFO_ANTI_RANGE_P): New inline.
11482 (VN_INFO_RANGE_TYPE): Likewise.
11483 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11484 SSA_NAME_ANTI_RANGE_P.
11485 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11486 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11487 Properly query VN_INFO_RANGE_TYPE.
11489 2016-01-25 Nick Clifton <nickc@redhat.com>
11492 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11494 2016-01-23 Tom de Vries <tom@codesourcery.com>
11496 PR tree-optimization/69426
11497 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11500 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11502 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11503 "the the" with "the" in the comments.
11504 * ipa-devirt.c (build_type_inheritance_graph,
11505 update_type_inheritance_graph): Likewise.
11506 * tree.c (build_function_type_list_1): Likewise.
11507 * cfgloopmanip.c (scale_loop_profile): Likewise.
11508 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11509 * gimple-ssa-split-paths.c
11510 (find_block_to_duplicate_for_splitting_paths): Likewise.
11511 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11512 * expr.c (convert_move): Likewise.
11513 * var-tracking.c (vt_stack_adjustments): Likewise.
11514 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11515 * tree-vrp.c (test_for_singularity): Likewise.
11517 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11518 directly instead of building a temporary tree.
11521 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11522 remove <algorithm> include.
11524 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11527 * config/i386/i386.c: Include dojump.h.
11528 (expand_small_movmem_or_setmem,
11529 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11531 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11532 if dynamic_check != -1.
11534 2016-01-21 Jeff Law <law@redhat.com>
11536 PR middle-end/69347
11537 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11538 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11539 into dominated_by_p.
11540 (cprop_into_successor_phis): Avoid unnecessary tests.
11542 2016-01-22 Richard Henderson <rth@redhat.com>
11545 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11546 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11548 2016-01-22 Michael Matz <matz@suse.de>
11550 * system.h (string, algorithm): Include only conditionally.
11551 (new): Include always under C++.
11552 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11553 * final.c (toplevel): Ditto.
11554 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11555 * genconditions.c (write_header): Make gencondmd.c define
11557 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11559 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11560 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11562 2016-01-22 Christian Bruel <christian.bruel@st.com>
11565 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11567 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11570 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11571 define_insn_and_split. Ensure operands[1] and operands[0] do not
11572 get assigned the same register.
11574 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11576 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11578 2016-01-22 Christian Bruel <christian.bruel@st.com>
11580 * config/arm/arm-c.c (arm_pragma_target_parse):
11581 Remove warn_builtin_macro_redefined overwrite.
11583 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11585 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11586 flag_non_call_exceptions compatibility.
11588 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11591 * dwarf2out.c (add_child_die_after): New function.
11592 (dwarf_qual_info_t): New type.
11593 (dwarf_qual_info): New variable.
11594 (qualified_die_p): New function.
11595 (modified_type_die): For -fdebug-types-section, ensure
11596 canonical order of qualifiers. Put qualified DIEs adjacent
11597 to the corresponding non-qualified type DIE and search there
11598 for existing qualified DIEs.
11600 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11602 * doc/extend.texi (scalar_storage_order type attribute): Document
11603 restriction on type punning and aliasing, and remove future tense.
11605 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11608 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11611 2016-01-21 Jeff Law <law@redhat.com>
11613 PR middle-end/69347
11614 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11615 useless call to record_temporary_equivalences.
11616 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11617 allocate 10 slots in the bb_path vector and let it grow as needed.
11618 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11621 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11623 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11625 * configure: Regenerate.
11627 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11629 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11630 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11632 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11634 PR middle-end/66178
11635 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11636 drop EXPAND_INITIALIZER.
11637 * rtl.h (contains_symbolic_reference_p): Declare.
11638 * rtlanal.c (contains_symbolic_reference_p): New function.
11639 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11640 a subtraction into a NOT if symbolic constants are involved.
11642 2016-01-21 Anton Blanchard <anton@samba.org>
11643 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11646 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11648 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11651 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11653 * config/microblaze/microblaze.c
11654 (get_branch_target): New.
11655 (insert_wic_for_ilb_runout): New.
11657 (microblaze_machine_dependent_reorg): New.
11658 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11659 * config/microblaze/microblaze.md
11660 (UNSPEC_IPREFETCH): Define.
11661 (iprefetch): New pattern
11662 * config/microblaze/microblaze.opt
11663 (mxl-prefetch): New flag.
11665 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11667 * config/microblaze/microblaze.h
11668 (FIXED_REGISTERS): Update in macro.
11669 (CALL_USED_REGISTERS): Update in macro.
11671 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11673 PR rtl-optimization/68920
11674 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11677 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11679 PR rtl-optimization/68990
11680 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11681 pseudo instead of inheritance ones.
11683 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11684 Nick Clifton <nickc@redhat.com>
11688 * config/mips/mips.c (mips_compute_frame_info): Initialise
11689 args_size and hard_frame_pointer_offset fields of the frame
11690 structure before calling mips_global_pointer.
11692 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11694 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11696 * configure: Regenerate.
11698 2016-01-21 Richard Biener <rguenther@suse.de>
11700 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11702 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11704 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11705 to actually emit the .size directive.
11707 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11708 Jakub Jelinek <jakub@redhat.com>
11712 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11713 args array size by one to avoid buffer overflow.
11715 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11717 * config/s390/s390.md (pool_section_start): Use switch_to_section
11718 to select proper read-only data section instead of hardcoding
11720 (pool_section_end): Use switch_to_section to match the above.
11722 2016-01-21 Richard Biener <rguenther@suse.de>
11724 PR tree-optimization/69378
11725 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11726 (set_ssa_val_to): Use it for dominance checks taking into
11727 account not executable edges.
11729 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11732 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11733 for bitsize instead of GET_MODE_PRECISION (mode).
11735 2016-01-20 Martin Sebor <msebor@redhat.com>
11738 * extend.texi (__sync Builtins): Clarify the semantics of
11739 __sync_fetch_and_OP built-ins on pointers.
11740 (__atomic Builtins): Same.
11742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11743 Sebastian Pop <s.pop@samsung.com>
11745 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11746 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11747 (is_valid_rename): Same.
11748 (translate_isl_ast_to_gimple::get_rename): Same.
11749 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11750 (translate_isl_ast_to_gimple::rename_uses): Same.
11751 (get_new_name): Check for close_phi nodes.
11752 (copy_loop_phi_args): Use phi_node_kind.
11753 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11754 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11757 Sebastian Pop <s.pop@samsung.com>
11759 Revert commit r229783.
11760 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11761 Remove use of parameter_rename_map.
11762 (copy_def): Remove.
11763 (copy_internal_parameters): Remove.
11764 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11765 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11766 (free_sese_info): Do not free parameter_rename_map.
11767 (set_rename): Do not use parameter_rename_map.
11768 (rename_uses): Update call to set_rename.
11769 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11770 * sese.h (parameter_rename_map_t): Remove.
11771 (struct sese_info_t): Remove field parameter_rename_map.
11773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11774 Sebastian Pop <s.pop@samsung.com>
11776 * graphite-isl-ast-to-gimple.c: Fix comment.
11777 * graphite-scop-detection.c (defined_in_loop_p): New.
11778 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11779 names defined in loop.
11781 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11782 Sebastian Pop <s.pop@samsung.com>
11784 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11785 Discard unstructured if-then-else regions.
11787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11788 Sebastian Pop <s.pop@samsung.com>
11790 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11791 (cleanup_loop_iter_dom): Remove.
11792 (build_loop_iteration_domains): Remove.
11793 (build_scop_context): Remove.
11794 (build_scop_iteration_domain): Remove.
11795 (add_loop_constraints): New.
11796 (build_iteration_domains): New.
11797 (build_poly_scop): Call build_iteration_domains.
11799 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11800 Sebastian Pop <s.pop@samsung.com>
11802 * graphite-scop-detection.c
11803 (scop_detection::harmful_loop_in_region): Free dom and loops.
11804 (scop_detection::loop_body_is_valid_scop): Free bbs.
11806 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11807 Sebastian Pop <s.pop@samsung.com>
11809 * graphite-scop-detection.c (record_loop_in_sese): New.
11810 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11811 (build_scops): Remove call to build_sese_loop_nests.
11812 * sese.c (sese_record_loop): Remove.
11813 (build_sese_loop_nests): Remove.
11814 (new_sese_info): Remove region->loops.
11815 (free_sese_info): Same.
11816 * sese.h (sese_contains_loop): Same.
11817 (build_sese_loop_nests): Remove.
11818 (sese_contains_loop): Remove.
11820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11821 Sebastian Pop <s.pop@samsung.com>
11823 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11824 loop_is_valid_in_scop.
11825 (scop_detection::harmful_stmt_in_region): Renamed
11826 harmful_loop_in_region.
11827 Call loop_is_valid_in_scop.
11829 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11830 Sebastian Pop <s.pop@samsung.com>
11832 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11835 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11836 Sebastian Pop <s.pop@samsung.com>
11838 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11839 * graphite.h (struct poly_bb): Remove field is_reduction.
11840 (PBB_IS_REDUCTION): Remove.
11842 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11843 Sebastian Pop <s.pop@samsung.com>
11845 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11846 (add_pdr_constraints): Same.
11847 (scop_get_reads): Same.
11848 (scop_get_must_writes): Same.
11849 (scop_get_may_writes): Same.
11850 (scop_get_original_schedule): Same.
11851 (extend_schedule): Same.
11852 (apply_schedule_on_deps): Same.
11853 (carries_deps): Same.
11854 (compute_deps): Same.
11855 (scop_get_dependences): Same.
11856 * graphite-isl-ast-to-gimple.c
11857 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11858 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11859 (get_schedule_for_band_list): Same.
11860 (get_schedule_map): Same.
11861 (apply_schedule_map_to_scop): Same.
11862 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11863 (build_loop_iteration_domains): Same.
11864 (add_condition_to_pbb): Same.
11865 (add_param_constraints): Same.
11866 (pdr_add_memory_accesses): Same.
11867 (pdr_add_data_dimensions): Same.
11869 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11871 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11874 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11876 * common.opt (feliminate-dwarf2-dups): Replace references to
11877 "DWARF 2" with just "DWARF".
11878 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11879 * doc/extend.texi: Likewise.
11880 * doc/cpp.texi: Likewise.
11881 * doc/invoke.texi: Likewise.
11882 (Option Summary): Add -gdwarf to list of Debugging Options.
11883 (Debugging Options): Document -gdwarf.
11884 * doc/contrib.texi: Spell "DWARF" like that.
11886 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11888 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11889 warning. Fix up formatting.
11891 PR middle-end/67653
11892 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11893 attempt to mark memory input operand addressable and
11894 call prepare_gimple_addressable in that case. Don't adjust
11895 input_location for diagnostics, use error_at instead.
11897 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11899 * config/rs6000/ppc-auxv.h: New file.
11900 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11901 (cpu_is): Likewise.
11902 (cpu_supports): Likewise.
11903 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11904 (cpu_is_info): New variable.
11905 (cpu_supports_info): Likewise.
11906 (tcb_verification_symbol): Likewise.
11907 (cpu_builtin_p): Likewise.
11908 (cpu_expand_builtin): New function.
11909 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11910 (rs6000_init_builtins): Likewise.
11911 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11912 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11913 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11914 * configure: Regenerate.
11915 * config.in: Likewise.
11916 * doc/extend.texi (PowerPC Built-in Functions): Document
11917 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11919 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11922 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11924 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11927 2016-01-20 Richard Henderson <rth@redhat.com>
11933 * tree.c (tm_define_builtin): New.
11934 (find_tm_vector_type): New.
11935 (build_tm_vector_builtins): New.
11936 (build_common_builtin_nodes): Call it.
11938 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11940 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11941 (arm_fp_ok): Likewise.
11942 (arm_fp): Likewise.
11943 (arm_crypto): Likewise.
11945 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11946 Richard Biener <rguenther@suse.de>
11948 PR tree-optimization/69328
11949 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11950 vectors have same number of elements.
11951 (vectorizable_condition): Fix masked version recognition.
11953 2016-01-20 Richard Biener <rguenther@suse.de>
11955 PR tree-optimization/69345
11956 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11957 (VN_INFO_PTR_INFO): Likewise.
11958 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11959 info when it is equal between non-dominating SSA names.
11960 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11961 Make sure to look at original SSA infos.
11963 2016-01-20 Jeff Law <law@redhat.com>
11966 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11968 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11969 (pc_or_label_operand): New predicate.
11970 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11971 tests for small integers that are 2^n - 1.
11973 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11975 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11977 2016-01-19 Jeff Law <law@redhat.com>
11979 PR middle-end/69347
11980 * tree-ssa-threadbackwards.c
11981 (fsm_find_control_statement_thread_paths): Do not try to lookup
11982 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11984 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11986 * doc/lto.texi: Remove text that says only Gold has linker plugin
11989 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11991 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11992 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11993 the DIE accordingly.
11994 (modified_type_die): Add REVERSE parameter and pass it recursively,
11995 as well as to base_type_die. Adjust presence check accordingly.
11996 (base_type_for_mode): Adjust call to modified_type_die.
11997 (add_type_attribute): Add REVERSE parameter and pass it to
11999 (generic_parameter_die): Adjust call to add_type_attribute.
12000 (add_scalar_info): Likewise.
12001 (add_subscript_info): Likewise.
12002 (gen_array_type_die): Likewise.
12003 (gen_descr_array_type_die): Likewise.
12004 (gen_entry_point_die): Likewise.
12005 (gen_enumeration_type_die): Likewise.
12006 (gen_formal_parameter_die): Likewise.
12007 (gen_subprogram_die): Likewise.
12008 (gen_variable_die ): Likewise.
12009 (gen_const_die): Likewise.
12010 (gen_field_die): Likewise.
12011 (gen_pointer_type_die): Likewise.
12012 (gen_reference_type_die): Likewise.
12013 (gen_ptr_to_mbr_type_die): Likewise.
12014 (gen_inheritance_die): Likewise.
12015 (gen_subroutine_type_die): Likewise.
12016 (gen_typedef_die): Likewise.
12017 (force_type_die): Adjust call to modified_type_die.
12019 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12021 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12022 flow throughout the file. Fix broken link to Objective-C 2.0
12024 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12027 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12029 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12031 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12034 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12035 (maybe_record_node): Record cxa_pure_virtual as the only possible
12036 target if there are not ohter candidates.
12037 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12039 2016-01-19 Richard Biener <rguenther@suse.de>
12041 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12042 (get_memory_order): Likewise.
12044 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12046 * tree-vect-stmts.c (vectorizable_store): Check
12049 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12052 * gcc.c (driver::decode_argv): Add call to
12053 init_opts_obstack before init_options_struct.
12054 * opts.c (init_opts_obstack): Remove idempotency.
12055 (init_options_struct): Replace call to init_opts_obstack
12056 with a gcc_assert to verify that it has already been called.
12057 * toplev.c (toplev::main): Add call to init_opts_obstack before
12058 calls to init_options_struct.
12059 (toplev::finalize): Move cleanup of opts_obstack next to
12060 cleanup of save_decoded_options, clearing the latter, and
12061 save_decoded_options_count.
12063 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12066 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12067 attribute to unconditional. Remove %? from output template.
12069 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12070 Jiong Wang <jiong.wang@arm.com>
12072 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12073 generated from different expand order.
12075 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12077 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12078 Add support for CCMP costing.
12080 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12082 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12083 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12084 (fccmpe<mode>): Likewise.
12085 (fcmp): Rename to fcmp and globalize pattern.
12087 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12088 (aarch64_gen_ccmp_next): Add FP support.
12090 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12092 * target.def (gen_ccmp_first): Update documentation.
12093 (gen_ccmp_next): Likewise.
12094 * doc/tm.texi (gen_ccmp_first): Update documentation.
12095 (gen_ccmp_next): Likewise.
12096 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12097 expand_ccmp_expr_1. Improve comments.
12098 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12099 (ccmp_ior<mode>): Remove pattern.
12100 (cmp<mode>): Remove expand.
12101 (cmp): Globalize pattern.
12102 (cstorecc4): Use cc_register.
12103 (mov<mode>cc): Remove ccmp_cc_register check.
12104 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12105 Simplify after removal of CC_DNE/* modes.
12106 (aarch64_ccmp_mode_to_code): Remove.
12107 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12108 In 'k' case use integer as condition.
12109 (aarch64_nzcv_codes): Remove inverted cases.
12110 (aarch64_code_to_ccmode): Remove.
12111 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12112 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12113 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12114 pattern. Return the comparison with CC register. Invert conditions
12115 when bitcode is OR.
12116 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12117 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12119 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12121 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12122 instrumented_version.
12124 2016-01-19 Richard Biener <rguenther@suse.de>
12126 PR tree-optimization/69336
12127 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12128 handled components with get_ref_base_and_extent.
12129 (equal_mem_array_ref_p): Adjust.
12131 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12134 * shrink-wrap.c: Include valtrack.h.
12135 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12136 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12137 in between insn and where it will be moved to. Call
12138 dead_debug_insert_temp.
12139 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12140 first and dead_debug_local_finish at the end.
12141 For uses and defs bitmap, handle all regs in between REGNO and
12142 END_REGNO, not just the first one.
12144 2016-01-19 Richard Biener <rguenther@suse.de>
12146 PR tree-optimization/69352
12147 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12148 (equal_mem_array_ref_p): Constrain size and max size properly.
12149 Compare the reverse flag.
12151 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12153 * ira.c (ira): Update regstat data if we deleted insns.
12155 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12157 PR rtl-optimization/68955
12158 PR rtl-optimization/64557
12159 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12160 here. Fix up formatting.
12161 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12163 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12166 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12167 assume that the node has body.
12168 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12171 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12173 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12176 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12178 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12179 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12181 2016-01-19 Martin Jambor <mjambor@suse.cz>
12182 Martin Liska <mliska@suse.cz>
12183 Michael Matz <matz@suse.de>
12185 * Makefile.in (OBJS): Add new source files.
12186 (GTFILES): Add hsa.c.
12187 * common.opt (disable_hsa): New variable.
12188 (-Whsa): New warning.
12189 * config.in (ENABLE_HSA): New.
12190 * configure.ac: Treat hsa differently from other accelerators.
12191 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12192 $enable_offloading.
12193 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12194 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12195 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12196 --with-hsa-kmt-lib.
12197 * doc/invoke.texi (-Whsa): Document.
12198 (hsa-gen-debug-stores): Likewise.
12199 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12200 to invoke offload compiler for hsa acclerator.
12201 * opts.c (common_handle_option): Determine whether HSA offloading
12202 should be performed.
12203 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12204 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12205 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12206 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12207 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12208 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12209 GF_OMP_FOR_KIND_GRID_LOOP.
12210 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12211 (pp_gimple_stmt_1): Likewise.
12212 * gimple-walk.c (walk_gimple_stmt): Likewise.
12213 * gimple.c (gimple_build_omp_grid_body): New function.
12214 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12215 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12216 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12217 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12218 GF_OMP_TEAMS_GRID_PHONY.
12219 (gimple_statement_omp_single_layout): Updated comments.
12220 (gimple_build_omp_grid_body): New function.
12221 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12222 (gimple_omp_for_grid_phony): New function.
12223 (gimple_omp_for_set_grid_phony): Likewise.
12224 (gimple_omp_parallel_grid_phony): Likewise.
12225 (gimple_omp_parallel_set_grid_phony): Likewise.
12226 (gimple_omp_teams_grid_phony): Likewise.
12227 (gimple_omp_teams_set_grid_phony): Likewise.
12228 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12229 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12230 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12231 (BUILT_IN_GOMP_TARGET): Updated type.
12232 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12233 (adjust_for_condition): New function.
12234 (get_omp_for_step_from_incr): Likewise.
12235 (extract_omp_for_data): Moved parts to adjust_for_condition and
12236 get_omp_for_step_from_incr.
12237 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12238 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12239 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12240 (scan_omp_parallel): Do not create child functions for phony
12242 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12243 (scan_omp_1_op): Checking assert we are not remapping to
12244 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12245 (parallel_needs_hsa_kernel_p): New function.
12246 (expand_parallel_call): Register apprpriate parallel child
12247 functions as HSA kernels.
12248 (grid_launch_attributes_trees): New type.
12249 (grid_attr_trees): New variable.
12250 (grid_create_kernel_launch_attr_types): New function.
12251 (grid_insert_store_range_dim): Likewise.
12252 (grid_get_kernel_launch_attributes): Likewise.
12253 (get_target_argument_identifier_1): Likewise.
12254 (get_target_argument_identifier): Likewise.
12255 (get_target_argument_value): Likewise.
12256 (push_target_argument_according_to_value): Likewise.
12257 (get_target_arguments): Likewise.
12258 (expand_omp_target): Call get_target_arguments instead of looking
12259 up for teams and thread limit.
12260 (grid_expand_omp_for_loop): New function.
12261 (grid_arg_decl_map): New type.
12262 (grid_remap_kernel_arg_accesses): New function.
12263 (grid_expand_target_kernel_body): New function.
12264 (expand_omp): Call it.
12265 (lower_omp_for): Do not emit phony constructs.
12266 (lower_omp_taskreg): Do not emit phony constructs but create for them
12267 a temporary variable receiver_decl.
12268 (lower_omp_taskreg): Do not emit phony constructs.
12269 (lower_omp_teams): Likewise.
12270 (lower_omp_grid_body): New function.
12271 (lower_omp_1): Call it.
12272 (grid_reg_assignment_to_local_var_p): New function.
12273 (grid_seq_only_contains_local_assignments): Likewise.
12274 (grid_find_single_omp_among_assignments_1): Likewise.
12275 (grid_find_single_omp_among_assignments): Likewise.
12276 (grid_find_ungridifiable_statement): Likewise.
12277 (grid_target_follows_gridifiable_pattern): Likewise.
12278 (grid_remap_prebody_decls): Likewise.
12279 (grid_copy_leading_local_assignments): Likewise.
12280 (grid_process_kernel_body_copy): Likewise.
12281 (grid_attempt_target_gridification): Likewise.
12282 (grid_gridify_all_targets_stmt): Likewise.
12283 (grid_gridify_all_targets): Likewise.
12284 (execute_lower_omp): Call grid_gridify_all_targets.
12285 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12286 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12287 (tree_omp_clause): Added union field dimension.
12288 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12289 * tree.c (omp_clause_num_ops): Added number of arguments of
12290 OMP_CLAUSE__GRIDDIM_.
12291 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12292 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12293 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12294 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12295 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12296 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12297 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12298 * tree-pass.h (make_pass_gen_hsail): Declare.
12299 (make_pass_ipa_hsa): Likewise.
12300 * ipa-hsa.c: New file.
12301 * lto-section-in.c (lto_section_name): Add hsa section name.
12302 * lto-streamer.h (lto_section_type): Add hsa section.
12303 * timevar.def (TV_IPA_HSA): New.
12304 * hsa-brig-format.h: New file.
12305 * hsa-brig.c: New file.
12306 * hsa-dump.c: Likewise.
12307 * hsa-gen.c: Likewise.
12310 * toplev.c (compile_file): Call hsa_output_brig.
12311 * hsa-regalloc.c: New file.
12313 2016-01-18 Jeff Law <law@redhat.com>
12315 PR tree-optimization/69320
12316 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12317 ranged object, do nothing if the RHS constant is not [0..1].
12318 (optimize_stmt): Comparing a boolean ranged object against a
12319 constant outside [0..1] results in a compile-time constant.
12321 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12324 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12326 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12327 (Option Summary): Update to reflect new section and moved options.
12328 (C++ Dialect Options): Move -fstats to new section.
12329 (Debugging Options): Move all dump, statistics, and other GCC
12330 developer options to new section. Rewrite section introduction
12331 and re-order remaining options to put the more basic ones first.
12332 (Optimization Options): Move -fira-verbose and -flto-report* to
12334 (Developer Options): New section incorporating moved options.
12335 * doc/cppopts.texi (-dM): Update cross-reference.
12337 2016-01-18 Richard Henderson <rth@redhat.com>
12340 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12341 operands to pseudo only if CSE is expected. Split long immediate
12342 operands only after reload, and for the stack pointer.
12343 (*add<GPI>3_pluslong): Remove.
12344 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12345 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12346 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12347 (*add<GPI>3 peepholes): New.
12348 (*add<GPI>3 splitters): New.
12349 * config/aarch64/constraints.md (Upl): New.
12350 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12352 2016-01-18 Richard Biener <rguenther@suse.de>
12354 PR tree-optimization/69297
12355 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12357 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12359 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12361 PR middle-end/68542
12362 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12363 of mixind vector and scalar types.
12364 (fold_relational_const): Add handling of vector
12365 comparison with boolean result.
12366 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12367 comparison of vector operands with boolean result for EQ/NE only.
12368 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12369 (verify_gimple_cond): Likewise.
12370 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12373 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12375 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12378 2016-01-18 Richard Biener <rguenther@suse.de>
12380 PR middle-end/69308
12381 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12383 2016-01-18 Tom de Vries <tom@codesourcery.com>
12385 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12387 2016-01-18 Tom de Vries <tom@codesourcery.com>
12389 * omp-low.c (set_oacc_fn_attrib): Make extern.
12390 * omp-low.h (set_oacc_fn_attrib): Declare.
12391 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12392 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12393 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12394 Add and handle function parameter oacc_kernels_p.
12395 (find_reduc_addr, get_omp_data_i_param): New function.
12396 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12397 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12398 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12399 Calculate dominance info. Skip loops that are not in a kernels region
12400 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12401 (pass_parallelize_loops::execute): Call parallelize_loops with
12402 oacc_kernels_p argument.
12403 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12404 New member function.
12405 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12406 * passes.def: Add argument to pass_parallelize_loops instantation.
12408 2016-01-18 Tom de Vries <tom@codesourcery.com>
12410 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12411 pass_parallelize_loops to be run outside the loop pipeline.
12413 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12415 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12416 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12418 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12421 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12422 using get_ref_base_and_extent.
12423 (equal_mem_array_ref_p): New.
12424 (hashable_expr_equal_p): Add call to previous.
12426 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12429 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12430 (sra_initialize): Allocate disqualified_constants.
12431 (sra_deinitialize): Free disqualified_constants.
12432 (disqualify_candidate): Update disqualified_constants when appropriate.
12433 (create_access): Scan for constant-pool entries as we go along.
12434 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12435 (maybe_add_sra_candidate): Allow constant-pool entries.
12436 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12437 (initialize_constant_pool_replacements): New.
12438 (sra_modify_assign): Avoid mangling assignments created by previous,
12439 and don't generate writes into constant pool.
12440 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12442 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12444 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12445 andnot instruction.
12446 (scalar_chain::convert_op): Likewise.
12447 * config/i386/i386.md (*andndi3_doubleword): New.
12449 2016-01-18 Richard Biener <rguenther@suse.de>
12451 PR tree-optimization/69170
12452 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12453 building a vector from scalar results of a pattern stmt.
12455 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12457 * haifa-sched.c (autopref_multipass_init): Work around
12458 -Wmaybe-uninitialized warning.
12460 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12462 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12463 against the constant 0.
12465 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12467 PR tree-optimization/68799
12468 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12469 look up phi candidates in the statement-candidate map.
12470 (phi_add_costs): Likewise.
12471 (record_phi_increments): Likewise.
12472 (phi_incr_cost): Likewise.
12473 (ncd_with_phi): Likewise.
12474 (all_phi_incrs_profitable): Likewise.
12476 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12478 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12479 -Wmaybe-uninitialized warning.
12481 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12483 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12484 (Option Summary): Update to reflect new section and moved options.
12485 (C++ Dialect Options): Move -fvtable-verify and related options.
12486 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12487 and profiling-related options.
12488 (Optimization Options): Move profile generation options and
12489 -fstack-protector and related options.
12490 (Instrumentation Options): New section incorporating moved options.
12491 (Code Generation Options): Move -finstrument-functions and
12492 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12494 2016-01-16 Tom de Vries <tom@codesourcery.com>
12496 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12498 2016-01-16 Tom de Vries <tom@codesourcery.com>
12500 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12502 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12504 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12505 that checks whether the table is already empty. Rename the
12506 original implementation to...
12507 (hash_table::empty_slot): ...this new private function.
12509 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12511 PR diagnostic/68899
12512 * diagnostic-show-locus.c (layout::print_source_line): Move x
12513 offset of line until after call to
12514 get_line_width_without_trailing_whitespace.
12516 2016-01-15 Jeff Law <law@redhat.com>
12518 PR tree-optimization/69270
12519 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12520 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12521 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12522 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12523 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12524 ssa_name_has_boolean_range and constant_boolean_node.
12526 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12528 PR rtl-optimization/69030
12529 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12531 (spill_pseudos): Delete debug insn for dead pseudo.
12532 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12534 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12536 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12538 (TYPES_UNOPUS): Likewise.
12539 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12540 builtin type, from UNOP to UNOPUS.
12541 (lbtruncuv4sf): Likewise.
12542 (lbtruncuv2df): Likewise.
12543 (lrounduv2sf): Likewise.
12544 (lrounduv4sf): Likewise.
12545 (lrounduv2df): Likewise.
12546 (lroundusf): Likewise.
12547 (lroundusf): Likewise.
12548 (lceiluv2sf): Likewise.
12549 (lceiluv4sf): Likewise.
12550 (lceiluv2df): Likewise.
12551 (lceilusf): Likewise.
12552 (lceiludf): Likewise.
12553 (lflooruv2sf): Likewise.
12554 (lflooruv4sf): Likewise.
12555 (lflooruv2df): Likewise.
12556 (lfloorusf): Likewise.
12557 (lfloorudf): Likewise.
12558 (lfrintnuv2sf): Likewise.
12559 (lfrintnuv4sf): Likewise.
12560 (lfrintnuv2df): Likewise.
12561 (lfrintnusf): Likewise.
12562 (lfrintnudf): Likewise.
12563 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12565 (vcvtq_u32_f32): Likewise.
12566 (vcvtq_u64_f64): Likewise.
12567 (vcvta_u32_f32): Likewise.
12568 (vcvtaq_u32_f32): Likewise.
12569 (vcvtaq_u64_f64): Likewise.
12570 (vcvtm_u32_f32): Likewise.
12571 (vcvtmq_u32_f32): Likewise.
12572 (vcvtmq_u64_f64): Likewise.
12573 (vcvtn_u32_f32): Likwise.
12574 (vcvtnq_u32_f32): Likewise.
12575 (vcvtnq_u64_f64): Likewise.
12576 (vcvtp_u32_f32): Likewise.
12577 (vcvtpq_u32_f32): Likewise.
12578 (vcvtpq_u64_f64): Likewise.
12579 (vcvtmd_u64_f64): Likewise.
12580 (vcvtms_u32_f32): Likewise.
12581 (vcvtad_u64_f64): Likewise.
12582 (vcvtas_u32_f32): Likewise.
12583 (vcvtnd_u64_f64): Likewise.
12584 (vcvtns_u32_f32): Likewise.
12585 (vcvtpd_u64_f64): Likewise.
12586 (vcvtps_u32_f32): Likewise.
12588 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12590 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12591 CSEL of zero_extended registers.
12593 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12595 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12596 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12598 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12600 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12601 false when argument string is not found in the attributes table
12604 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12607 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12608 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12609 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12610 precision estimate.
12612 2016-01-15 Richard Biener <rguenther@suse.de>
12614 PR tree-optimization/66856
12615 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12616 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12617 (vect_create_new_slp_node): Increment stmt reference count.
12618 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12619 an SLP tree before swapping operands.
12620 (vect_build_slp_tree): Likewise.
12621 (destroy_bb_vec_info): Free stmt info after SLP instances.
12622 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12623 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12624 (STMT_VINFO_NUM_SLP_USES): New macro.
12626 2016-01-15 Richard Biener <rguenther@suse.de>
12629 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12630 (add_linkage_name): ... here.
12631 (gen_typedef_die): Use add_linkage_name_raw instead of
12632 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12635 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12637 * gimplify.c (oacc_default_clause): Decode reference and pointer
12638 types for both kernels and parallel regions.
12640 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12642 PR middle-end/69246
12643 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12645 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12647 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12648 (convert_scalars_to_vector): Likewise.
12650 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12652 * doc/extend.texi (Type Traits): Fix grammar.
12654 2016-01-15 Martin Jambor <mjambor@suse.cz>
12656 * tree-inline.c (remap_decl): Use existing dclarations if
12657 remapping a type and prevent_decl_creation_for_types.
12658 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12659 decls first. Do real remapping with
12660 prevent_decl_creation_for_types set.
12661 * tree-inline.h (copy_body_data): New field
12662 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12665 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12667 * config/s390/s390.opt (mmvcle): More verbose help text.
12669 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12671 * config/s390/s390.opt: Add period to -mzvector option text.
12673 2016-01-15 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/68961
12676 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12677 of invariants in stores again.
12679 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12681 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12683 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12685 * config/i386/i386.c (ix86_expand_branch): Don't split
12686 DI mode xor instruction to SI mode.
12688 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12691 * ipa-icf.c (sem_function::merge): Virtual functions may become
12692 reachable even if they address is not taken and there are no
12695 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12697 * lto-streamer-out.c (subtract_estimated_size): New function.
12698 (get_symbol_initial_value): Use it.
12700 2016-01-15 Christian Bruel <christian.bruel@st.com>
12703 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12704 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12705 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12706 use add_builtin_function_ext_scope instead of add_builtin_function.
12707 (neon_set_p, neon_crypto_set_p): Remove.
12708 (arm_init_builtins): Always call arm_init_neon_builtins and
12709 arm_init_crypto_builtins.
12710 (arm_expand_builtin): Check that builtins are allowed for the arch.
12711 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12712 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12713 arm_init_neon_builtins call.
12715 2016-01-15 Richard Biener <rguenther@suse.de>
12717 PR tree-optimization/69117
12718 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12719 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12720 of the leader conservatively.
12721 (free_scc_vn): Restore original SSA name infos.
12723 2016-01-14 Jeff Law <law@redhat.com>
12725 PR tree-optimization/69270
12726 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12727 single bit of precision, verify it's also unsigned.
12728 (record_edge_info): Use constant_boolean_node rather than fold_convert
12729 to convert boolean_true/boolean_false to the right type.
12731 2016-01-14 Richard Henderson <rth@redhat.com>
12734 * loop-doloop.c (record_reg_sets): New.
12735 (doloop_optimize): Reject the transform if the sequence
12736 clobbers registers live at the end of the loop block.
12737 (doloop_optimize_loops): Enable df_live if needed.
12739 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12741 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12742 * config/rs6000/rs6000.c: Likewise.
12743 * config/rs6000/rs6000.h: Likewise.
12744 * config/rs6000/rs6000.md: Likewise.
12745 * doc/extend.texi: Likewsie.
12747 2016-01-14 Jeff Law <law@redhat.com>
12749 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12752 2016-01-14 Richard Henderson <rth@redhat.com>
12756 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12757 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12758 instead of builtin_decl_declared_p to test for declaration.
12760 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12762 * doc/loop.texi (Loop Analysis and Representation): Document
12763 loop_depth function.
12765 2016-01-14 Tom de Vries <tom@codesourcery.com>
12767 PR tree-optimization/68773
12768 * omp-low.c (expand_omp_target): Don't set force_output.
12769 * varpool.c (varpool_node::get_create): Same.
12770 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12771 offload_funcs with force_output.
12773 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12776 * lra-eliminations.c (move_plus_up): Don't change anything if either
12777 the outer or inner subreg mode is not MODE_INT.
12778 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12779 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12781 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12783 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12784 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12785 reduc_uplus_@var{m}): Remove.
12786 * expr.c (expand_expr_real_2): Remove expansion path for
12787 reduc_[us](min|max|plus) optabs.
12788 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12789 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12790 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12791 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12792 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12793 reduc_[us](min|max|plus) optabs.
12795 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12797 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12798 (reduc_plus_scal_v2sf): New.
12799 (reduc_smax_v2sf): Rename to...
12800 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12801 (reduc_smin_v2sf): Rename to...
12802 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12804 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12806 * alias.c (compare_base_symbol_refs): New function.
12807 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12810 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12812 PR middle-end/68146
12813 PR tree-optimization/69155
12814 * tree-complex.c: Include cfganal.h.
12815 (phis_to_revisit): New variable.
12816 (extract_component): Add phiarg_p argument. Assert that returned
12817 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12818 (update_phi_components): Partly rewrite to use loop over real/imag
12819 components instead of code duplication. If extract_component returns
12820 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12821 create_tmp_reg into the PHI node instead, and mention the phi triplet
12822 in phis_to_revisit.
12823 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12824 in phis_to_revisit at the end.
12826 2016-01-14 Richard Biener <rguenther@suse.de>
12828 PR tree-optimization/68060
12829 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12830 outer loop reduction is only used in the inner loop before
12831 detecting a double reduction.
12833 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12836 * combine.c (expand_field_assignment): Punt if compute_mode is
12837 unsupported scalar mode.
12839 2016-01-14 Richard Biener <rguenther@suse.de>
12841 PR tree-optimization/66856
12842 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12843 SLP node only if it built successfully.
12844 (vect_analyze_slp_instance): Adjust.
12846 2016-01-14 Jeff Law <law@redhat.com>
12848 PR tree-optimization/69270
12849 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12850 (record_edge_info): Use it. Convert boolean_{true,false}_node
12851 to the type of op0.
12853 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12856 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12857 use block_ultimate_origin
12858 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12860 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12862 * doc/invoke.texi (Submodel Options): Rename section to
12863 "Machine-Dependent Options" to better reflect its content.
12864 Rewrite introductory text to remove archaic CPU names.
12867 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12869 * doc/invoke.texi (Code Gen Options): Move section up in file,
12870 before target-specific options. Update menu and option summary
12871 to reflect the new section ordering.
12873 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12875 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12876 (C++ Dialect Options): Add cross-reference to -std option.
12877 * doc/standards.texi (C++ Language): Document C++14 support.
12879 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12881 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12882 for pack/unpack functions for __ibm128.
12883 (PACK_IF): Likewise.
12884 (UNPACK_IF): Likewise.
12886 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12887 support for __ibm128 pack/unpack functions.
12888 (rs6000_invalid_builtin): Likewise.
12889 (rs6000_init_builtins): Likewise.
12890 (rs6000_opt_masks): Likewise.
12892 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12893 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12895 (RS6000_BTM_COMMON): Likewise.
12897 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12898 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12899 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12900 128-bit floating point. Add support for the double values to be
12901 in Altivec registers for TF/IF packing and unpacking, but restrict
12902 TD packing sub-fields to be FPR registers. Don't allow overlapped
12903 register support for packing. Allow pack inputs to be memory
12904 locations. Don't build generator functions for unpack<mode>_dm
12905 and unpack<mode>_nodm.
12906 (unpack<mode>_dm): Likewise.
12907 (unpack<mode>_nodm): Likewise.
12908 (pack<mode>): Likewise.
12910 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12911 built-in functions to pack/unpack explicit __ibm128 values.
12912 (__builtin_unpack_ibm128): Likewise.
12914 * doc/extend.texi (PowerPC Built-in Functions): Document
12915 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12917 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12920 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12921 Add new arg loc and pass it down as context.
12922 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12923 to the location to use for the warning.
12924 (check_function_arguments): New arg loc. All callers changed. Pass
12925 it to check_function_nonnull.
12926 * c-common.h (check_function_arguments): Adjust declaration.
12928 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12930 PR tree-optimization/69156
12931 * gimple.c (validate_type): Removed.
12932 (gimple_builtin_call_types_compatible_p): Use
12933 useless_type_conversion_p instead of validate_type.
12934 * value-prof.c (gimple_stringop_fixed_value): Fold
12935 icall_size to correct type.
12937 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12939 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12942 2016-01-13 Richard Henderson <rth@redhat.com>
12945 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12946 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12947 (ix86_builtin_tm_store): Remove.
12948 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12949 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12950 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12951 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12952 * doc/tm.texi: Rebuild.
12954 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12955 (BUILT_IN_TM_MEMCPY_RTWN): New.
12956 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12957 fallback from vector to integer helpers.
12958 (build_tm_load): Handle vector types directly, instead of
12960 (build_tm_store): Likewise.
12961 (expand_assign_tm): Prepare for register types not handled by
12962 the above. Copy them to memory and use memcpy.
12963 * tree.c (tm_define_builtin): New.
12964 (find_tm_vector_type): New.
12965 (build_tm_vector_builtins): New.
12966 (build_common_builtin_nodes): Call it.
12968 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12971 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12973 2016-01-13 Tom de Vries <tom@codesourcery.com>
12975 PR tree-optimization/69169
12976 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12977 handled_struct_type param.
12978 (create_variable_info_for, intra_create_variable_infos): Call
12979 create_variable_info_for_1 with extra arg.
12981 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12983 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12984 and "armv8.1-a+crc" entries.
12986 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12989 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12990 Change first operand predicate from register_or_constm1_operand
12991 to register_operand.
12992 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12993 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12994 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12995 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12996 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12997 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12998 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12999 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13000 comparison with constm1_rtx from vec_prefetch_gen part.
13002 2016-01-13 Richard Biener <rguenther@suse.de>
13004 PR tree-optimization/69013
13005 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13006 Exchange assert for a test.
13008 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13011 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13013 2016-01-13 Richard Biener <rguenther@suse.de>
13015 PR tree-optimization/69242
13016 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13017 assert with a check.
13019 2016-01-13 Richard Biener <rguenther@suse.de>
13021 PR tree-optimization/69186
13022 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13023 Properly guard vect_update_misalignment_for_peel call.
13025 2016-01-12 Jeff Law <law@redhat.com>
13027 PR tree-optimization/pr67755
13028 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13029 "need_profile_correction".
13030 (thread_block_1): Initialize new field to false by default. If we
13031 have multiple thread paths through a common joiner to different
13032 final targets, then set new field to true.
13033 (compute_path_counts): Only do count adjustment when it's really
13036 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13038 * doc/invoke.texi (Spec Files): Move section down in file, past
13039 all command-line option descriptions.
13041 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13043 PR middle-end/54809
13044 * doc/gty.texi: Remove documentation of mark_hook.
13045 * gengtype.c (struct write_types_data): Remove code to support
13046 mark_hook attribute.
13047 (walk_type): Likewise.
13048 (write_func_for_structure): Likewise.
13050 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13052 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13053 Directory Options, and -specs= to Overall Options.
13054 (Overall Options): Adjust similarly. Reorder to group related
13055 options together. Make -specs= cross-reference the spec file details.
13056 (Directory Options): Adjust similarly.
13058 2016-01-12 Jeff Law <law@redhat.com>
13060 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13062 2016-01-12 Olivier Hainque <hainque@adacore.com>
13064 * gcc.c (spec_undefvar_allowed): New global.
13065 (process_command): Set to true when running for --version or --help,
13067 (getenv_spec_function): When the variable is not defined, use the
13068 variable name as the variable value if we're allowed not to issue
13071 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13073 PR tree-optimization/68911
13074 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13075 information computed for expression "init + nit * step".
13077 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13079 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13080 about name of GCC executable. Remove deleted node from menu.
13081 (Directory Options) <-B>: Remove cross-reference to deleted node.
13082 (Target Options): Delete section.
13084 2016-01-12 Christian Bruel <christian.bruel@st.com>
13087 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13088 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13090 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13093 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13094 aligned_mem is properly set for AVX512-VL floating point masked
13098 * ifcvt.c (cond_exec_process_if_block): When removing the last
13099 insn from then_bb, remove also any possible barriers that follow it.
13101 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13105 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13106 (PTRDIFF_TYPE): Likewise.
13107 (WCHAR_TYPE): Likewise.
13108 (WCHAR_TYPE_SIZE): Likewise.
13109 (STDINT_LONG32): Likewise.
13111 2016-01-12 Richard Biener <rguenther@suse.de>
13113 PR tree-optimization/69053
13114 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13115 convert initial value for cond reductions.
13117 2016-01-12 Richard Biener <rguenther@suse.de>
13119 PR tree-optimization/69007
13120 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13121 widen_sum after dot_prod and sad.
13123 2016-01-12 Richard Biener <rguenther@suse.de>
13125 PR tree-optimization/69168
13126 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13127 pattern stmt SLP type.
13128 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13129 end up unused so cope with that case.
13131 2016-01-12 Richard Biener <rguenther@suse.de>
13133 PR tree-optimization/69157
13134 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13135 stmts def type only during analyze phase.
13136 (vectorizable_call): Likewise.
13137 (vectorizable_simd_clone_call): Likewise.
13138 (vectorizable_conversion): Likewise.
13139 (vectorizable_assignment): Likewise.
13140 (vectorizable_shift): Likewise.
13141 (vectorizable_operation): Likewise.
13142 (vectorizable_store): Likewise.
13143 (vectorizable_load): Likewise.
13145 2016-01-12 Richard Biener <rguenther@suse.de>
13147 PR tree-optimization/69174
13148 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13150 (vectorizable_load): Properly compute the number of loads needed
13151 for permuted strided SLP loads and do not spuriously assign
13152 to SLP_TREE_VEC_STMTS.
13154 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13156 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13157 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13158 (MD_EXEC_PREFIX): Remove.
13159 (MD_STARTFILE_PREFIX) Removee.
13160 (FILE_NAME_ABSOLUTE_P): Remove.
13161 (CPP_SPEC): Do not read macros from sys/version.h.
13162 (LINK_COMMAND_SPEC): Remove.
13163 (LOCAL_INCLUDE_DIR): Remove.
13164 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13165 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13166 (POST_LINK_SPEC): Define to invoke stubify after linker
13167 (LIBSTDCXX): Remove define
13168 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13169 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13170 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13171 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13172 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13173 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13174 (i386_djgpp_asm_named_section): Add propotype of new procedure
13176 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13177 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13178 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13179 in config/i386/djgpp.h).
13180 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13181 STANDARD_STARTFILE_PREFIX_1.
13182 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13183 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13184 installation errors.
13185 (MAX_OFILE_ALIGNMENT): Define to 128.
13186 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13188 * config/i386/djgpp.c: New file. Add implementation of
13189 i386_djgpp_asm_named_section.
13191 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13193 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13194 Add rule for building djgpp.o.
13196 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13198 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13199 (rtx_is_swappable_p): Reductions are swappable.
13200 (insn_is_swappable_p): V2DF reductions are swappable.
13202 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13204 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13205 reloads for other unsupported memory operands.
13207 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13208 Jim Wilson <jim.wilson@linaro.org>
13211 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13212 copy_to_mode_reg instead of force_reg.
13214 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13217 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13218 TARGET_80387 is true.
13220 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13223 * lra-eliminations.c (move_plus_up): Only move plus up
13224 if subreg of the constant can be simplified into constant
13225 and use the simplified subreg of the constant instead of
13226 the original constant.
13228 * fold-const.c (fold_convertible_p): Don't return true
13229 for conversion of VECTOR_TYPE to same sized integral type.
13230 (fold_convert_loc): Fix up formatting. Fold conversion of
13231 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13232 instead of NOP_EXPR.
13234 PR tree-optimization/69214
13235 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13236 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13239 PR tree-optimization/69207
13240 * tree-vect-slp.c (vect_get_constant_vectors): For
13241 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13242 fold_convertible_p to vector_type's element type, and always
13243 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13245 2016-01-11 Richard Biener <rguenther@suse.de>
13247 PR tree-optimization/69173
13248 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13249 fixup the cycle if all stmts are in a pattern.
13251 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13253 PR middle-end/68999
13254 * alias.c (base_alias_check): Move check for addresses with
13255 alignment ANDs before the call for compare_base_decls.
13256 (memrefs_conflict_p): Return -1 for different decls
13257 that went through alignment adjustments.
13259 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13261 PR rtl-optimization/68796
13262 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13263 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13264 and QImode comparisons against zero with CC_NZmode.
13265 * config/aarch64/iterators.md (short_mask): New mode_attr.
13267 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13269 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13270 (<avx512>_store<mode>_mask): Likewise.
13272 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13273 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13275 PR rtl-optimization/68841
13276 * ifcvt.c (struct noce_if_info): Add orig_x field.
13277 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13278 Don't record conflicts on to_rename if it's present.
13279 Allow memory destinations in sets.
13280 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13281 blocks, passing orig_x to the checks.
13282 (noce_process_if_block): Set if_info->orig_x appropriately.
13284 2016-01-11 Tom de Vries <tom@codesourcery.com>
13286 PR tree-optimization/69069
13287 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13289 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13291 PR rtl-optimization/68920
13292 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13293 of conditional moves for RTL if-conversion to 1 for
13294 TARGET_ONE_IF_CONV_INSN.
13295 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13296 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13297 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13298 parameter to restirct number of conditional moves for
13300 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13301 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13304 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13307 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13308 onepart vars. Fix typo in comment. Fix reversed condition in
13310 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13313 * var-tracking.c (dump_onepart_variable_differences): New.
13314 (dataflow_set_different): If a detailed dump is requested,
13315 delay early returns and dump differences between onepart
13316 variables present before and after, and added variables.
13318 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13321 * expr.c (expand_expr_real_1): For boolean vector constants
13322 with a scalar mode use const_scalar_mask_from_tree.
13323 (const_scalar_mask_from_tree): New.
13324 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13325 assigned to a mask type to handle constants.
13327 2016-01-11 Martin Jambor <mjambor@suse.cz>
13330 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13331 useless parameters if we cannot change function signature.
13333 2016-01-11 Martin Jambor <mjambor@suse.cz>
13336 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13339 2016-01-11 Tom de Vries <tom@codesourcery.com>
13341 PR tree-optimization/69109
13342 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13345 2016-01-11 Tom de Vries <tom@codesourcery.com>
13347 PR tree-optimization/69108
13348 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13349 res is not used in a phi.
13351 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13354 * common.opt (frandom-seed): Fix parameter name.
13355 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13357 2016-01-11 Tom de Vries <tom@codesourcery.com>
13359 PR tree-optimization/69058
13360 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13363 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13365 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13366 (mcode-density): Likewise.
13368 2016-01-10 Tom de Vries <tom@codesourcery.com>
13370 PR tree-optimization/69062
13371 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13372 (parallelize_loops): Don't paralelize loop that has phi with address
13375 2016-01-10 Tom de Vries <tom@codesourcery.com>
13377 PR tree-optimization/69039
13378 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13381 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13383 PR middle-end/68743
13384 * match.pd: Require target has function_c99_misc before doing
13385 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13387 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13389 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13391 * configure: Regenerate.
13393 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13395 PR middle-end/50865
13396 PR tree-optimization/69097
13397 * fold-const.h (expr_not_equal_to): New prototype.
13398 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13399 (expr_not_equal_to): New function.
13400 * match.pd (X % -Y is the same as X % Y): Don't optimize
13401 unless X is known not to be equal to minimum or Y is known
13402 not to be equal to -1.
13403 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13404 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13405 (simplify_stmt_using_ranges): Adjust caller.
13406 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13407 substitute_and_fold.
13409 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13411 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13414 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13416 PR tree-optimization/69167
13417 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13418 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13420 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13422 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13423 Richard Biener <rguenther@suse.de>
13425 PR tree-optimization/68707
13426 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13427 instances that can be handled via vect_load_lanes.
13429 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13431 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13432 if we can't determine address equivalence.
13433 * alias.c (compare_base_decl): Update for changed return value of
13434 symtab_node::equal_address_to.
13436 2016-01-08 Jason Merrill <jason@redhat.com>
13440 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13441 * expr.c (store_field): Not here.
13442 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13443 call with TREE_ADDRESSABLE type.
13444 * tree-cfg.c (verify_gimple_call): Adjust.
13446 2016-01-08 Olivier Hainque <hainque@adacore.com>
13448 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13451 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13453 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13454 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13455 (reduc_smin_v2sf): Rename to...
13456 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13457 (reduc_splus_v2sf): Rename to...
13458 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13460 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13462 PR tree-optimization/69162
13463 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13464 valist argument in another argument.
13465 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13466 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13467 to determine the va_list type, build a MEM_REF instead of
13468 build_fold_indirect_ref.
13470 PR tree-optimization/69172
13471 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13474 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13476 PR tree-optimization/67781
13477 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13478 and cmpnop in two steps: first the ones not accessed in original
13479 gimple expression in a endian independent way and then the ones not
13480 accessed in the final result in an endian-specific way.
13482 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13484 PR tree-optimization/69083
13485 * tree-vect-slp.c (vect_get_constant_vectors): For
13486 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13487 element type. If op is fold_convertible_p to vector_type's element
13488 type, use NOP_EXPR instead of VCE.
13490 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13492 PR rtl-optimization/67778
13493 PR rtl-optimization/68634
13494 PR rtl-optimization/68909
13495 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13496 block from the stack until done with it. Remove a superfluous
13497 bitmap set. Remove a superfluous bitmap test.
13499 2016-01-07 Martin Sebor <msebor@redhat.com>
13502 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13503 constraint on the type of arguments.
13505 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13507 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13508 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13509 unaligned_access on the gcc_options set.
13510 * config/arm/arm.c (arm_option_override_internal): Use
13511 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13513 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13517 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13519 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13522 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13525 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13526 depending on frame_pointer_needed before remaining integer and SSE
13527 registers are saved.
13529 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13532 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13534 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13537 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13538 Use the "xBm" constraint.
13539 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13541 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13542 (sse_cvtsi2ssq<round_name>): Likewise.
13543 (sse_cvtss2si<round_name>): Likewise.
13544 (sse_cvtss2siq<round_name>): Likewise.
13545 (sse2_cvtsi2sdq<round_name>): Likewise.
13546 (sse2_cvtsd2si<round_name>): Likewise.
13547 (sse2_cvtsd2siq<round_name>): Likewise.
13548 * config/i386/subst.md (round_nimm_scalar_predicate): New
13551 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13553 PR middle-end/67639
13554 * varasm.c (make_decl_rtl): Mark invalid register vars as
13557 PR rtl-optimization/66206
13558 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13559 All callers changed.
13561 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13563 PR tree-optimization/69141
13564 * tree-ssa-pre.c: Include langhooks.h.
13565 (eliminate_dom_walker::before_dom_children): Use
13566 lang_hooks.decl_printable_name instead of
13567 cgraph_node::get ()->name ().
13569 PR middle-end/68960
13570 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13571 it and DECL_ALIGN too.
13573 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13575 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13577 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13580 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13581 depending on frame_pointer_needed before remaining integer and SSE
13582 registers are saved.
13584 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13586 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13587 mode iterator with VSX_M2.
13588 (*p9_vecstore_<mode>): Likewise.
13589 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13590 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13591 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13592 (define_split for VSX_LE128 stores): Likewise.
13593 (define_peephole2 for TImode LE swaps): Likewise.
13594 (define_split for VSX_LE128 post-reload stores): Likewise.
13596 2016-01-06 Marek Polacek <polacek@redhat.com>
13599 * convert.c (convert_to_integer_1): Adjust call to
13600 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13601 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13602 EXPR instead of ARG.
13603 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13605 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13608 * doc/extend.texi (RL78 Variable Attributes): New section.
13610 2016-01-05 Marek Polacek <polacek@redhat.com>
13613 * builtins.c (get_memmodel): Use expansion point location rather than
13614 the input location. Call warning_at rather than warning.
13615 (expand_builtin_atomic_compare_exchange): Likewise.
13616 (expand_builtin_atomic_load): Likewise.
13617 (expand_builtin_atomic_store): Likewise.
13618 (expand_builtin_atomic_clear): Likewise.
13620 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13623 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13624 Replace nonimmediate_operand with vector_operand.
13625 * config/i386/predicates.md (vector_operand): New predicate.
13626 (general_vector_operand): Replace nonimmediate_operand with
13628 * config/i386/sse.md: Replace nonimmediate_operand with
13629 vector_operand and m constraint with Bm constraint on SSE
13630 patterns with 16-byte memory operand.
13631 * config/i386/subst.md (round_nimm_predicate): Replace
13632 nonimmediate_operand with vector_operand.
13633 (round_saeonly_nimm_predicate): Likewise.
13634 (round_saeonly_nimm_scalar_predicate): New.
13636 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13639 * config/i386/constraints.md (Bm): New constraint.
13640 * config/i386/predicates.md (vector_memory_operand): New
13642 * config/i386/sse.md: Replace xm with xBm in plusminus and
13643 any_logic patterns.
13645 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13648 * doc/extend.texi (V850 Function Attributes): New section.
13649 (V850 Variable Attributes): New section.
13651 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13654 * doc/extend.texi (MicroBlaze Function Attributes): Document
13655 interrupt_handler and fast_interrupt attributes.
13657 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13660 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13661 for local symbolic operands.
13662 * config/ia64/predicates.md (local_symbolic_operand64): New
13665 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13667 PR rtl-optimization/68651
13668 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13671 2016-01-05 Nathan Sidwell <nathan@acm.org>
13673 * alias.c (compare_base_decls): Use symtab_node::get.
13675 2016-01-05 Nick Clifton <nickc@redhat.com>
13678 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13679 secondary_reload_info structure.
13682 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13683 decls if weak support is available.
13685 2016-01-04 Martin Sebor <msebor@redhat.com>
13687 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13689 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13691 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13692 OPTION_MASK_P9_DFORM.
13694 * config/rs6000/constraints.md (wo constraint): New constraint for
13697 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13699 (rs6000_init_hard_regno_mode_ok): Likewise.
13701 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13704 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13705 expanders not to have constraints. Add support for ISA 3.0 xxperm
13706 instruction. Add support for fusing xxlor with xxperm.
13707 (altivec_vperm_<mode>_internal): Likewise.
13708 (altivec_vperm_v8hiv16qi): Likewise.
13709 (altivec_vperm_<mode>v16q): Likewise.
13710 (altivec_vperm_<mode>_uns): Likewise.
13711 (vperm_v8hiv4si): Likewise.
13712 (vperm_v16qiv8hi): Likewise.
13714 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13716 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13718 Update copyright years.
13720 * gcc.c (process_command): Update copyright notice dates.
13721 * gcov-dump.c (print_version): Ditto.
13722 * gcov.c (print_version): Ditto.
13723 * gcov-tool.c (print_version): Ditto.
13724 * gengtype.c (create_file): Ditto.
13725 * doc/cpp.texi: Bump @copying's copyright year.
13726 * doc/cppinternals.texi: Ditto.
13727 * doc/gcc.texi: Ditto.
13728 * doc/gccint.texi: Ditto.
13729 * doc/gcov.texi: Ditto.
13730 * doc/install.texi: Ditto.
13731 * doc/invoke.texi: Ditto.
13733 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13735 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13736 modes larger than TImode as TImode if NEON is not enabled.
13738 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13741 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13742 mode for %f0-%f31 only if TARGET_FPU.
13744 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13747 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13748 to compute the PACKED_P predicate.
13749 (function_arg_record_value): Minor tweaks.
13751 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13753 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13754 option for arm*-*-* targets.
13756 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13758 * doc/extend.texi (Common Function Attributes): Move docs for
13759 MSP430-specific attributes to....
13760 (MSP430 Function Attributes): ...here. Delete the redundant
13761 entries and copy-edit the remaining text.
13762 (MSP430 Variable Attributes): Use uniform format for index
13763 entries and add a cross-reference to the corresponding function
13766 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13768 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13770 (x86 Options): Likewise.
13772 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13776 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13777 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13778 to corresponding attribute.
13780 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13782 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13783 to correct alphabetization of table. Copy-edit and correct
13785 <stack_protect>: Likewise.
13786 <target_clones>: Likewise.
13788 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13789 Correct punctuation.
13790 (Code Gen Options) <-fno-plt>: Copy-edit.
13792 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13795 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13796 SI values. Explicitly convert SI to DI and vice-versa.
13798 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13800 PR tree-optimization/69070
13801 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13802 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13805 * ubsan.c (ubsan_instrument_float_cast): Call
13806 initialize_sanitizer_builtins.
13809 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13811 Copyright (C) 2016 Free Software Foundation, Inc.
13813 Copying and distribution of this file, with or without modification,
13814 are permitted in any medium without royalty provided the copyright
13815 notice and this notice are preserved.