1 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4 into account live statements for mask producers.
6 2016-06-01 Richard Biener <rguenther@suse.de>
8 PR tree-optimization/71311
9 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
10 restrict to non-INTEGER_CST @0.
12 2016-06-01 Richard Biener <rguenther@suse.de>
14 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
15 (relational patterns): Use :c to avoid pattern duplications.
17 2016-06-01 Richard Biener <rguenther@suse.de>
19 * genmatch.c (comparison_code_p): New predicate.
20 (swap_tree_comparison): New function.
21 (commutate): Add for_vec parameter to append new for entries.
22 Support commutating relational operators by swapping it alongside
24 (lower_commutative): Adjust.
25 (dt_simplify::gen): Do not pass artificial operators to gen
27 (decision_tree::gen): Do not add artificial operators as parameters.
28 (parser::parse_expr): Verify operator commutativity when :c is
29 applied. Allow :C to override this.
30 * match.pd: Adjust patterns to use :C instead of :c where required.
32 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
34 PR tree-optimization/71077
35 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
36 the combining step, use boolean_false_node and boolean_true_node
37 as the designated false/true return values.
39 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
41 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
42 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
43 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
46 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
48 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
49 of flags impliying the register renaming.
50 * toplev.c (process_options): Do not imply flag_rename_registers with
53 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
55 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
56 default implementation.
58 2016-05-31 Nathan Sidwell <nathan@acm.org>
60 * dwarf2out.c (cur_line_info_table): Add GTY marker.
62 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
64 * config/sh/constraints.md (b): Remove constraint.
65 * config/sh/predicates.md (arith_reg_operand): Remove TARGET_REGISTER_P.
66 * config/sh/sh-modes.def (PDI): Remove.
67 * config/sh/sh.c (sh_target_reg_class,
68 sh_optimize_target_register_callee_saved): Remove functions.
69 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
70 (sh_expand_epilogue): Update comment.
71 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
72 sh_secondary_reload): Remove TARGET_REGS related code.
73 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
74 TARGET_REGISTER_P): Remove macros.
75 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
76 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
77 TR1_REG, TR2_REG): Remove constants.
78 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
80 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
82 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
83 define_expand patterns.
84 (adddi3_compact): Rename to adddi3.
85 (subdi3_compact): Rename to subdi3.
86 (*negdi2): Rename to negdi2.
87 (*abs<mode>2): Rename to abs<mode>2.
89 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
91 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
92 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
93 (atomic_sub_fetchsi): ... this new pattern.
94 (mvtc): Add CC_REG clobber.
96 2016-05-31 Marek Polacek <polacek@redhat.com>
98 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
100 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
102 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
103 aarch64_fusion_enabled_p to check for fusion capabilities.
105 2016-05-31 Richard Biener <rguenther@suse.de>
107 PR tree-optimization/71352
108 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
109 minus one and a negate.
111 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
113 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
114 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
116 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
117 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
118 Remove use of aarch64_simd_attr_length_move, set length attribute
120 (*aarch64_be_movoi): Likewise.
121 (*aarch64_be_movci): Likewise.
122 (*aarch64_be_movxi): Likewise.
124 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
126 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
127 It no longer does that.
128 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
130 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
132 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
133 attribute __unused__.
135 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
137 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
138 * config/arm/arm.c (arm_arch_thumb1): Define.
139 (arm_option_override): Initialize arm_arch_thumb1.
140 * config/arm/arm.h (arm_arch_thumb1): Declare.
141 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
144 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
147 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
148 `Yv' for scalar operand.
150 2016-05-31 Tom de Vries <tom@codesourcery.com>
152 PR tree-optimization/69068
153 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
154 phis with more than two args.
156 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
158 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
159 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
162 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
164 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
166 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
168 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
169 cpu_32, cpu_64, tune_32 and tune_64.
170 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
172 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
176 2016-05-30 Andi Kleen <ak@linux.intel.com>
178 * auto-profile.c (read_profile): Replace asserts with errors
179 when file does not exist.
180 * gcov-io.c (gcov_read_words): Dito.
182 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
184 * tree-cfg.c (print_loop): Print likely upper bounds.
186 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
188 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
189 * opts.c (default_options): Enable peel loops at -O3.
190 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
191 (try_peel_loop): Do not re-peel already peeled loops;
192 use likely upper bounds; fix profile updating.
193 (pass_complete_unroll::execute): Initialize peeled_loops.
195 2016-05-30 Martin Liska <mliska@suse.cz>
197 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
198 computed costs by frequency of BB they belong to.
199 (get_scaled_computation_cost_at): New function.
201 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
202 Marc Glisse <marc.glisse@inria.fr>
204 PR tree-optimization/71289
205 * match.pd (-1 / B < A, A > -1 / B): New transformations.
207 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
209 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
211 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
213 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
214 for peeled copies; avoid underflow when updating estimates; correctly
217 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
219 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
220 r236875. Corrected oe3 to oe2 as obvious.
222 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
226 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
227 that inserted stmt will not dominate stmts that defines its operand.
228 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
229 (rewrite_expr_tree_parallel): Likewise.
231 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
234 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
235 all fields including stmt_to_insert are swapped.
237 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
239 * predict.h (force_edge_cold): Declare.
240 * predict.c (force_edge_cold): New function.
241 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
243 (canonicalize_loop_induction_variables): Fix formating.
245 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
247 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
248 (visium_expand_copysign): Use gen_int_mode directly.
249 (visium_compute_frame_size): Minor tweaks.
251 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
253 * tree-vect-loop.c (vect_analyze_loop_2): Use
254 likely_max_stmt_executions_int.
256 2016-05-30 Tom de Vries <tom@codesourcery.com>
258 PR tree-optimization/69067
259 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
261 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
265 New peepholes to remove unneeded fild/fistp pairs.
266 (define_peephole2 atomic_loaddi_fpu): Ditto.
268 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
270 * predict.c (maybe_hot_frequency_p): Avoid division.
272 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
274 * doc/install.texi: Use https for shop.fsf.org.
276 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
278 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
279 likely_max_stmt_executions_int.
281 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
283 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
284 likely_max_stmt_executions_int.
286 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
288 * profile.c (compute_branch_probabilities): Do not report hitrates
290 (branch_prob): Report hitrates here.
291 * predict.c (gimple_predict_edge): Do not assert profile status;
292 fix formatting issues.
294 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
296 * predict.c (edge_predicted_by_p): New function.
297 (predict_paths_for_bb): Do not put multiple predictions of the same type
300 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
302 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
305 2016-05-28 Alan Modra <amodra@gmail.com>
307 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
309 2016-05-28 Alan Modra <amodra@gmail.com>
311 PR rtl-optimization/71275
312 * ira.c (ira): Free dominance info.
314 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
316 * doc/sourcebuild.texi: New address for upstream Go repository.
318 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
320 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
321 (TARGET_ARM_V7M): Likewise.
323 2016-05-26 Jeff Law <law@redhat.com>
325 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
326 (thread_across_edge): Remove calls to find_jump_threads_backwards.
327 * passes.def: Add jump threading passes before DOM/VRP.
328 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
329 argument to a basic block from an edge. Remove tests which are
331 (pass_data_thread_jumps, class pass_thread_jumps): New.
332 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
333 (make_pass_thread_jumps): Likewise.
334 * tree-pass.h (make_pass_thread_jumps): Declare.
336 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
338 * config/visium/visium-protos.h (split_double_move): Rename into...
339 (visium_split_double_move): ...this.
340 (visium_split_double_add): Declare.
341 * config/visium/visium.c (split_double_move): Rename into...
342 (visium_split_double_move): ...this.
343 (visium_split_double_add): New function.
344 (visium_expand_copysign): Renumber operands for consistency.
345 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
346 (DFmode move splitter): Likewise.
347 (*addi3_insn): Split by means of visium_split_double_add.
348 (*adddi3_insn_flags): Delete.
349 (*plus_plus_sltu<subst_arith>): New insn.
350 (*subdi3_insn): Split by means of visium_split_double_add.
351 (subdi3_insn_flags): Delete.
352 (*minus_minus_sltu<subst_arith>): New insn.
353 (*negdi2_insn): Split by means of visium_split_double_add.
354 (*negdi2_insn_flags): Delete.
356 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
358 * configure.ac: Treat a --with-headers option without argument
359 the same as the default (i.e. consult sys-include directory).
360 * configure: Regenerate.
362 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
364 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
365 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
367 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
368 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
370 2016-05-27 Jiong Wang <jiong.wang@arm.com>
373 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
374 tree-stdarg analysis results.
375 (aarch64_setup_incoming_varargs): Likewise.
377 2016-05-27 Jiong Wang <jiong.wang@arm.com>
379 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
380 va_list_gpr_counter_field and va_list_fpr_counter_field.
382 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
385 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
386 * config/aarch64/aarch64.c
387 (aarch64_cannot_change_mode_class): Remove function.
388 * config/aarch64/aarch64-protos.h
389 (aarch64_cannot_change_mode_class): Remove.
391 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
393 * cfgloop.c (record_niter_bound): Record likely upper bounds.
394 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
395 get_likely_max_loop_iterations_int): New.
396 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
397 any_likely_upper_bound.
398 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
400 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
401 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
403 (unroll_loop_constant_iterations): Likewise.
404 (unroll_loop_runtime_iterations): Likewise.
405 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
406 * lto-streamer-out.c (output_cfg): Likewise.
407 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
409 (canonicalize_loop_induction_variables): Dump likely upper bounds.
410 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
411 (likely_max_loop_iterations): New.
412 (likely_max_loop_iterations_int): New.
413 (likely_max_stmt_executions): New.
414 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
415 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
416 likely_max_stmt_executions): Declare.
418 2016-05-27 Marek Polacek <polacek@redhat.com>
421 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
423 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
425 * config/s390/s390.md (2x risbg splitters): Use
426 reg_overlap_mentioned_p instead of rtx_equal_p.
428 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
430 * combine.c (make_compound_operation): Take known zero bits into
431 account when checking for possible zero_extend.
433 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
435 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
436 Use const_int_operand for operand 2 predicate. Simplify expand code
439 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
442 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
445 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
447 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
448 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
449 that returns CC_SESWPmode and CC_ZESWPmode.
450 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
452 (aarch64_rtx_costs): Likewise.
454 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
456 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
457 for ISA 3.0 min/max support.
458 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
459 conditional move support.
460 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
461 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
463 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
464 conditional moves where the comparison type is different from move
466 (fp_minmax): New code iterator for smin/smax.
467 (minmax): New code attributes for min/max.
469 (smax<mode>3): Combine min, max insns into one insn using the
470 fp_minmax code iterator. Add support for ISA 3.0 min/max
471 instructions that don't need -ffast-math.
472 (s<minmax><mode>3): Likewise.
473 (smax<mode>3_vsx): Likewise.
474 (smin<mode>3): Likewise.
475 (s<minmax><mode>3_vsx): Likewise.
476 (smin<mode>3_vsx): Likewise.
477 (pre-VSX min/max splitters): Likewise.
478 (s<minmax><mode>3_fpr): Likewise.
479 (movsfcc): Rewrite floating point conditional moves to combine
480 SFmode/DFmode into a single insn.
481 (mov<mode>cc): Likewise.
483 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
484 SFDF2 iterators to handle all combinations.
485 (fseldfsf4): Likewise.
486 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
487 (fseldfdf4): Likewise.
488 (fselsfdf4): Likewise.
489 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
490 comparison instructions that set a 0/-1 mask, and use it for
491 floating point conditional move via XXSEL.
492 (fpmask<mode>): Likewise.
493 (xxsel<mode>): Likewise.
494 * config/rs6000/predicates.md (min_max_operator): Delete, no
496 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
497 instructions that generate a 0/-1 mask for use with XXSEL.
498 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
499 say whether floating point min/max is available, either through
500 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
501 (TARGET_MINMAX_DF): Likewise.
503 2016-05-27 Alan Modra <amodra@gmail.com>
505 PR rtl-optimization/71275
506 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
507 for update_equiv_regs and combine_and_move_insns.
509 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
512 if_then_else or cond RTXes to calculate attribute value.
513 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
514 <attr "length_immediate>: Ditto.
515 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
516 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
517 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
518 <attr "type">: Ditto.
519 <attr "prefix_data16">: Ditto.
520 <attr "prefix_extra">: Ditto.
521 <attr "length_immediate">: Ditto.
522 <attr "prefix">: Ditto.
523 (vec_set<mode>_0) <attr "isa">: Ditto.
524 <attr "prefix_extra">: Ditto.
525 <attr "length_immediate">: Ditto.
526 <attr "prefix">: Ditto.
527 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
528 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
529 (sse2_storelpd) <attr "prefix_data16">: Ditto.
530 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
531 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
532 <attr "length_immediate">: Ditto.
533 <attr "prefix">: Ditto.
534 (sse2_movsd) <attr "length_immediate">: Ditto.
535 <attr "prefix">: Ditto.
536 (vec_concatv2df) <attr "isa">: Ditto.
537 <attr "prefix">: Ditto.
538 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
539 (*vec_extractv2di_1) <attr "isa">: Ditto.
540 <attr "type">: Ditto.
541 <attr "length_immediate">: Ditto.
542 <attr "prefix_rex">: Ditto.
543 <attr "prefix_extra">: Ditto.
544 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
545 <attr "prefix_extra">: Ditto.
546 <attr "length_immediate">: Ditto.
547 (vec_concatv2di) <attr "isa">: Ditto.
548 <attr "prefix_extra">: Ditto.
549 <attr "length_immediate">: Ditto.
550 <attr "prefix">: Ditto.
552 2016-05-26 Martin Liska <mliska@suse.cz>
554 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
556 (operator+): Likewise.
557 (operator-): Likewise.
558 (comp_cost::operator+=): Likewise.
559 (comp_cost::operator-=): Likewise.
560 (comp_cost::operator/=): Likewise.
561 (comp_cost::operator*=): Likewise.
562 (operator<): Likewise.
563 (operator==): Likewise.
564 (operator<=): Likewise.
566 (infinite_cost_p): Likewise.
567 (add_costs): Likewise.
568 (sub_costs): Likewise.
569 (compare_costs): Likewise.
570 (set_group_iv_cost): Use the newly introduced functions.
571 (get_address_cost): Likewise.
572 (get_shiftadd_cost): Likewise.
573 (force_expr_to_var_cost): Likewise.
574 (split_address_cost): Likewise.
575 (ptr_difference_cost): Likewise.
576 (difference_cost): Likewise.
577 (get_computation_cost_at): Likewise.
578 (determine_group_iv_cost_generic): Likewise.
579 (determine_group_iv_cost_address): Likewise.
580 (determine_group_iv_cost_cond): Likewise.
581 (autoinc_possible_for_pair): Likewise.
582 (determine_group_iv_costs): Likewise.
583 (cheaper_cost_pair): Likewise.
584 (iv_ca_recount_cost): Likewise.
585 (iv_ca_set_no_cp): Likewise.
586 (iv_ca_set_cp): Likewise.
587 (iv_ca_cost): Likewise.
588 (iv_ca_new): Likewise.
589 (iv_ca_dump): Likewise.
590 (iv_ca_narrow): Likewise.
591 (iv_ca_prune): Likewise.
592 (iv_ca_replace): Likewise.
593 (try_add_cand_for): Likewise.
594 (try_improve_iv_set): Likewise.
595 (find_optimal_iv_set): Likewise.
597 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
599 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
600 that internal functions will clobber all caller-saved registers.
602 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
604 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
605 Return a better case_values_threshold when optimizing.
607 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
609 * config/aarch64/aarch64-simd.md (aarch64_combinez):
610 Add ? to integer variant.
611 (aarch64_combinez_be): Likewise.
613 2016-05-26 Jakub Jelinek <jakub@redhat.com>
615 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
616 instead of x constraint.
617 (vcvtps2ph256<mask_name>): Likewise.
619 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
620 alternative. Formatting fix.
623 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
625 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
626 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
627 maybe_evex prefix instead of vex.
628 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
629 EXT_REX_SSE_REG_P (op0) case in the splitter.
631 2016-05-25 Jeff Law <law@redhat.com>
633 PR tree-optimization/71272
634 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
635 Update comments. Add test for empty path.
637 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
639 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
640 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
641 special case builtin.
642 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
643 code for ALTIVEC_BUILTIN_VEC_CMPNE.
644 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
645 for __builtin_vec_cmpne.
647 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
649 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
650 redundant test and bail out if the type of the new operand is not
651 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
653 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
656 (x_ix86_target_flags_explicit): Remove.
657 * config/i386/i386.c (ix86_function_specific_save): Do not copy
658 x_ix86_target_flags_explicit.
659 (ix86_function_specific_restore): Ditto.
661 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
662 H.J. Lu <hongjiu.lu@intel.com>
665 * common/config/i386/i386-common.c
666 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
667 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
668 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
669 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
670 (-mgeneral-regs-only): Add new option.
671 * config/i386/i386.c (ix86_option_override_internal): Don't enable
672 x87 instructions if only general registers are allowed.
673 (ix86_target_string): Add ix86_flags argument. Handle additional
674 flags options through ix86_flags argument. Update all callers.
675 * doc/invoke.texi: Document -mgeneral-regs-only.
677 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
679 PR rtl-optimization/66940
680 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
681 decrementing desired_val will not overflow before performing these
684 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
686 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
687 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
688 * config/i386/i386.c (enum ix86_builtins): Add
689 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
690 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
691 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
692 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
693 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
694 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
695 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
696 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
697 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
698 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
699 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
700 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
701 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
702 __builtin_ia32_cvtps2dq512_mask.
703 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
704 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
705 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
707 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
709 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
710 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
712 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
713 (avx512f_vec_pack_sfix_v8df): New define_expand.
714 (avx512f_roundpd512): Rename to ...
715 (avx512f_round<castmode>512): ... this. Change iterator.
716 (avx512f_roundps512_sfix): New define_expand.
717 (round<mode>2_sfix): Change iterator.
719 2016-05-25 Nick Clifton <nickc@redhat.com>
721 * config/msp430/msp430.c (msp430_attr): Produce an error if a
722 static interrupt handler is detected.
723 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
724 default linker script.
725 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
726 the low part of a symbolic pointer.
728 2016-05-25 Richard Biener <rguenther@suse.de>
730 PR tree-optimization/71261
731 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
732 interesting stmt instead of immediate uses when looking
733 for the use operand to replace.
735 2016-05-25 Martin Liska <mliska@suse.cz>
737 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
739 2016-05-25 Richard Biener <rguenther@suse.de>
741 PR tree-optimization/71264
742 * tree-vect-stmts.c (vect_init_vector): Properly deal with
745 2016-05-25 Martin Liska <mliska@suse.cz>
747 PR tree-optimization/71239
748 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
749 if DECL_SIZE is NULL.
751 2016-05-25 Richard Biener <rguenther@suse.de>
753 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
754 * tree-if-conv.c (pass_data_if_conversion): Use it.
756 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
758 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
759 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
760 * varpool.c (varpool_node::get_availability): Likewise.
762 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
764 * config/rs6000/altivec.md (VNEG iterator): New iterator for
765 VNEGW/VNEGD instructions.
766 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
767 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
768 support for ISA 3.0 VNEGW/VNEGD instructions.
770 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
772 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
773 pointers inside OACC_DATA regions.
774 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
775 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
776 (gimplify_adjust_omp_clauses): Fix typo in comment.
778 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
780 * config/rs6000/altivec.md (VParity): New mode iterator for vector
781 parity built-in functions.
782 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
784 (p9v_parity<mode>2): Likewise.
785 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
787 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
788 (parity<mode>2): ISA 3.0 expander for vector parity.
789 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
791 (BU_P9_64BIT_MISC_0): Likewise.
792 (BU_P9_MISC_0): Likewise.
793 (BU_P9V_AV_1): Likewise.
794 (BU_P9V_AV_2): Likewise.
795 (BU_P9V_AV_3): Likewise.
796 (BU_P9V_AV_P): Likewise.
797 (BU_P9V_VSX_1): Likewise.
798 (BU_P9V_OVERLOAD_1): Likewise.
799 (BU_P9V_OVERLOAD_2): Likewise.
800 (BU_P9V_OVERLOAD_3): Likewise.
801 (VCTZB): Add vector count trailing zeros support.
805 (VPRTYBD): Add vector parity support.
808 (VCTZ): Add overloaded vector count trailing zeros support.
809 (VPRTYB): Add overloaded vector parity support.
810 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
811 overloaded vector count trailing zeros and parity instructions.
812 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
813 vector parity support.
814 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
815 trailing zeros support.
816 (vec_cntlz): Likewise.
817 (vec_vctzb): Likewise.
818 (vec_vctzd): Likewise.
819 (vec_vctzh): Likewise.
820 (vec_vctzw): Likewise.
821 (vec_vprtyb): Add ISA 3.0 vector parity support.
822 (vec_vprtybd): Likewise.
823 (vec_vprtybw): Likewise.
824 (vec_vprtybq): Likewise.
825 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
826 the ISA 3.0 vector count trailing zeros and vector parity built-in
829 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
831 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
832 when there is stmt_to_insert.
834 2016-05-24 Martin Sebor <msebor@redhat.com>
837 * tree.h (complete_or_array_type_p): New inline function.
839 2016-05-24 Jakub Jelinek <jakub@redhat.com>
841 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
842 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
843 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
845 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
846 Limit 1st alternative to noavx isa, split 2nd alternative into one
847 noavx and one avx alternative, use *x and Bm in the former and
848 x and m in the latter.
850 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
851 of sse4 for the first alternative, drop %v from the template
852 and d operand modifier. Split second alternative into one sse4_noavx
853 and one avx alternative, use *x instead of *v in the former and v
854 instead of *v in the latter.
855 (*sse4_1_extractps): Use noavx isa instead of * for the first
856 alternative, drop %v from the template. Split second alternative into
857 one noavx and one avx alternative, use *x instead of *v in the
858 former and v instead of *v in the latter.
859 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
860 with noavx and the last one with avx.
861 (sse4_1_phminposuw): Guard first alternative with noavx isa,
862 split the second one into one noavx and one avx alternative,
863 use *x and Bm in the former and x and m in the latter one.
864 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
867 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
868 first two alternatives to noavx, use *x instead of *v in the second
869 one, add avx alternative without *.
870 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
871 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
872 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
874 2016-05-24 Jeff Law <law@redhat.com>
876 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
877 New function, extracted from...
878 (fsm_find_control_statement_thread_paths): Here. Use the new function.
879 Allow simple copies and constant initializations in the SSA chain.
881 2016-05-24 Marek Polacek <polacek@redhat.com>
884 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
887 2016-05-24 Jakub Jelinek <jakub@redhat.com>
890 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
891 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
892 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
893 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
894 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
896 2016-05-24 Richard Biener <rguenther@suse.de>
898 PR tree-optimization/71240
899 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
902 2016-05-24 Richard Biener <rguenther@suse.de>
904 PR tree-optimization/71230
905 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
907 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
909 * tree-vectorizer.h (vectorizable_comparison): Delete.
910 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
912 * tree-vect-stmts.c (vectorizable_call): Likewise.
913 (vectorizable_simd_clone_call): Likewise.
914 (vectorizable_conversion): Likewise.
915 (vectorizable_assignment): Likewise.
916 (vectorizable_shift): Likewise.
917 (vectorizable_operation): Likewise.
918 (vectorizable_load): Likewise.
919 (vectorizable_condition): Likewise.
920 (vectorizable_store): Likewise. Assert that we don't have
922 (vectorizable_comparison): Make static. Remove redundant
924 (vect_transform_stmt): Assert that we always have an slp_node
927 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
929 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
930 operands[2] against 1 with comparison against CONST1_RTX.
931 (<shift>di3_neon): Likewise.
932 * config/arm/predicates.md (const0_operand): Replace with comparison
935 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
937 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
938 operands[2] against 1 with comparison against CONST1_RTX.
941 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
946 (define_split above *compareqi_eq0): Likewise.
947 (define_split above "prologue"): Likewise.
948 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
949 * config/arm/predicates.md (shift_operator): Likewise.
950 (shift_nomul_operator): Likewise.
951 (sat_shift_operator): Likewise.
952 (thumb1_cmp_operand): Likewise.
953 (const_neon_scalar_shift_amount_operand): Replace manual range
955 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
956 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
958 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
960 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
961 with HOST_WIDE_INT_1.
963 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
964 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
965 (arm_canonicalize_comparison): Likewise.
966 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
968 (thumb1_size_rtx_costs): Likewise.
969 (vfp_const_double_index): Replace cast of 1 to unsigned
970 HOST_WIDE_INT with HOST_WIDE_INT_1U.
971 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
973 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
974 HOST_WIDE_INT with HOST_WIDE_INT_1U.
975 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
976 HOST_WIDE_INT with HOST_WIDE_INT_1.
978 2016-05-24 Marek Polacek <polacek@redhat.com>
980 * tree-cfg.h (should_remove_lhs_p): New predicate.
981 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
982 * gimplify.c (gimplify_modify_expr): Likewise.
983 * tree-cfg.c (verify_gimple_call): Likewise.
984 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
985 * gimple-fold.c: Include "tree-cfg.h".
986 (gimple_fold_call): Use should_remove_lhs_p.
988 2016-05-24 Richard Biener <rguenther@suse.de>
990 PR tree-optimization/71253
991 * cfganal.h (control_dependences): Make robust against edge
993 (control_dependences::control_dependences): Remove edge_list argument.
994 (control_dependences::get_edge): Remove.
995 (control_dependences::get_edge_src): Add.
996 (control_dependences::get_edge_dest): Likewise.
997 (control_dependences::m_el): Make a vector of edge src/dest index.
998 * cfganal.c (control_dependences::find_control_dependence): Adjust.
999 (control_dependences::control_dependences): Likewise.
1000 (control_dependences::~control_dependence): Likewise.
1001 (control_dependences::get_edge): Remove.
1002 (control_dependences::get_edge_src): Add.
1003 (control_dependences::get_edge_dest): Likewise.
1004 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1006 (perform_tree_ssa_dce): Adjust.
1007 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1009 (pass_loop_distribution::execute): Adjust. Do loop destroying
1010 conditional on changed.
1012 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1015 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1016 return. Reindent transformation comment and mention the ARM state
1019 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1022 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1023 after build_and_add_sum creates new use stmt.
1025 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1027 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1028 load_lanes/grouped_load classification comes first. Don't check
1029 whether the vectorization factor is a multiple of the group size
1032 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1034 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1035 GROUP_GAP for single-element interleaving.
1036 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1039 2016-05-24 Richard Biener <rguenther@suse.de>
1043 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1044 bases which are accessed with non-invariant indices.
1045 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1046 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1048 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1051 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1052 (add_to_ops_vec): Add stmt_to_insert.
1053 (add_repeat_to_ops_vec): Init stmt_to_insert.
1054 (insert_stmt_before_use): New.
1055 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1057 (get_ops): Init stmt_to_insert.
1058 (maybe_optimize_range_tests): Likewise.
1059 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1060 (rewrite_expr_tree_parallel): Likewise.
1061 (reassociate_bb): Likewise.
1063 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1066 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1067 ISA 3.0 xxperm fusion alternative.
1068 (altivec_vperm_v8hiv16qi): Likewise.
1069 (altivec_vperm_<mode>_uns_internal): Likewise.
1070 (vperm_v8hiv4si): Likewise.
1071 (vperm_v16qiv8hi): Likewise.
1073 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1074 Kelvin Nilsen <kelvin@gcc.gnu.org>
1076 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1077 vpermr/xxpermr on ISA 3.0.
1078 (altivec_expand_vec_perm_le): Likewise.
1079 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1080 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1083 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.h (IS_STACK_MODE): Enable for
1086 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1087 SSE_FLOAT_MODE_P macros.
1088 * config/i386/i386.c (ix86_preferred_reload_class): Use
1089 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1090 Cleanup regclass processing for CONST_DOUBLE_P.
1091 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1092 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1093 with IS_STACK_MODE macro.
1094 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1096 (*movdf_internal): Use IS_STACK_MODE macro.
1097 (*movsf_internal): Ditto.
1099 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1101 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1102 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1104 2016-05-23 Jeff Law <law@redhat.com>
1106 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1108 (fsm_find_control_statement_thread_paths): Call it.
1110 2016-05-23 Martin Jambor <mjambor@suse.cz>
1113 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1114 from_global_constant if t is not NULL.
1116 2016-05-23 Marek Polacek <polacek@redhat.com>
1119 * common.opt (Wswitch-unreachable): New option.
1120 * doc/invoke.texi: Document -Wswitch-unreachable.
1121 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1124 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1126 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1127 TMR_INDEX is non-NULL.
1129 2016-05-23 Richard Biener <rguenther@suse.de>
1131 PR tree-optimization/71230
1132 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1133 (try_special_add_to_ops): ... here. Always test for single-use.
1135 2016-05-23 Martin Jambor <mjambor@suse.cz>
1137 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1138 default block if a PHI node in the original one would be resized.
1140 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1142 PR tree-optimization/58135
1143 * tree-vect-slp.c: When group size is not multiple
1144 of vector size, allow splitting of store group at
1147 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1149 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1151 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1153 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1154 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1155 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1158 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1159 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1160 v constraint instead of x and vinserti32x4 insn.
1162 * config/i386/sse.md (i128vldq): New mode iterator.
1163 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1164 avx512dq and avx512vl alternatives.
1166 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1167 constraint, use maybe_evex prefix instead of vex.
1168 (vec_dupv4sf): Use v constraint instead of x for output
1169 operand except for noavx alternative, use Yv constraint
1170 instead of x for input. Use maybe_evex prefix instead of vex.
1171 (*vec_dupv4si): Likewise.
1172 (*vec_dupv2di): Likewise.
1174 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1177 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1178 (linearize_expr_tree): Call try_special_add_to_ops.
1179 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1181 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1183 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1184 to computed stack_usage.
1186 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1189 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1190 operand is subreg (symbol_ref) then move the symbol ref to register.
1192 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1194 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1196 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1199 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1202 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1204 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1205 ranges by calling get_single_symbol and tidy up. Look more closely
1206 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1208 2016-05-20 Jeff Law <law@redhat.com>
1210 * bitmap.c (bitmap_find_bit): Remove useless test.
1212 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1214 * function.c (thread_prologue_and_epilogue_insns): Commit the
1215 insertion of the epilogue.
1217 2016-05-20 Martin Jambor <mjambor@suse.cz>
1219 PR tree-optimization/70884
1220 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1221 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1222 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1223 of constant pool data as a reason for scalarization.
1225 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1227 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1228 for naked functions.
1229 (thumb1_expand_prologue): Likewise.
1231 2016-05-20 Nathan Sidwell <nathan@acm.org>
1233 * config/nvptx/nptx.c (nvptx_option_override): Only set
1234 flag_toplevel_reorder, if not explicitly specified. Set
1235 flag_no_common, unless explicitly specified.
1237 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1239 * calls.c (can_implement_as_sibling_call_p): Mark param
1240 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1242 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1245 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1246 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1248 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1249 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1252 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1254 * config/nvptx/nvptx.md (sincossf3): New pattern.
1256 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1258 * calls.c (maybe_complain_about_tail_call): New function.
1259 (initialize_argument_information): Call
1260 maybe_complain_about_tail_call when clearing *may_tailcall.
1261 (can_implement_as_sibling_call_p): Call
1262 maybe_complain_about_tail_call when returning false.
1263 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1264 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1265 if tail-call optimization fails.
1266 * cfgexpand.c (expand_call_stmt): Initialize
1267 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1268 * gimple-pretty-print.c (dump_gimple_call): Dump
1269 gimple_call_must_tail_p.
1270 * gimple.c (gimple_build_call_from_tree): Call
1271 gimple_call_set_must_tail with the value of
1272 CALL_EXPR_MUST_TAIL_CALL.
1273 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1274 (gimple_call_set_must_tail): New function.
1275 (gimple_call_must_tail_p): New function.
1276 * print-tree.c (print_node): Update printing of TREE_STATIC
1277 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1278 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1279 trailing comment listing applicable flags.
1280 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1282 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1284 * calls.c (expand_call): Move "Rest of purposes for tail call
1285 optimizations to fail" to...
1286 (can_implement_as_sibling_call_p): ...this new function, and
1287 split into multiple "if" statements.
1289 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1291 * cfgloop.h (expected_loop_iterations_unbounded,
1292 expected_loop_iterations): Unconstify.
1293 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1294 profile with known upper bound; return 3 when profile is absent.
1295 (expected_loop_iterations): Update.
1297 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1299 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1300 and get_max_loop_iterations_int.
1302 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1304 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1305 realistic upper bounds here.
1307 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1310 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1311 calls if the LHS is variable length or has addressable type.
1312 If targets[0]->decl is a noreturn call with void return type and
1313 zero arguments, adjust fntype and remove lhs in that case.
1315 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1317 PR tree-optimization/71079
1318 PR tree-optimization/71206
1319 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1321 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1323 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1324 (get_vec_alignment_for_array_decl): Likewise.
1325 (get_vec_alignment_for_record_decl): Likewise.
1326 (increase_alignment::execute): Move code to find alignment to
1327 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1328 (type_align_map): New hash_map.
1330 2016-05-20 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/29756
1333 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1334 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1335 * fold-const.c (operand_equal_p): Likewise.
1336 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1337 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1338 * tree-inline.c (estimate_operator_cost): Likewise.
1339 * tree-pretty-print.c (dump_generic_node): Likewise.
1340 * tree-ssa-operands.c (get_expr_operands): Likewise.
1341 * cfgexpand.c (expand_debug_expr): Likewise.
1342 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1343 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1344 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1345 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1346 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1347 (execute_update_addresses_taken): Do it.
1349 2016-05-20 Richard Biener <rguenther@suse.de>
1351 PR tree-optimization/71185
1352 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1353 register operations.
1355 2016-05-20 Richard Biener <rguenther@suse.de>
1357 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1358 gimple_seq_add_seq_without_update.
1359 (release_bb_predicate): Assert we have no operands to free.
1360 (if_convertible_loop_p_1): Calculate post dominators later.
1361 Do not free BB predicates here.
1362 (combine_blocks): Do not recompute BB predicates.
1363 (version_loop_for_if_conversion): Save BB predicates around
1366 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1368 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1369 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1370 code. Ignore sibcalls on EDGE_IGNORE edges.
1371 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1372 on edges for sibcalls that run without prologue. The rest of the
1373 function is combined from...
1374 (fix_fake_fallthrough_edge): ... this, and ...
1375 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1376 function argument, make it a local variable.
1378 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1380 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1381 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1382 for 32-bit mode and SEH for 64-bit.
1383 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1384 TARGET_64BIT_DEFAULT.
1386 2016-05-19 Ryan Burn <contact@rnburn.com>
1388 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1389 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1391 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1393 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1394 force pending loads from memory.
1396 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1398 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1399 (UNSPEC_DARN_32): New unspec constant.
1400 (UNSPEC_DARN_RAW): New unspec constant.
1401 (darn_32): New instruction.
1402 (darn_raw): New instruction.
1403 (darn): New instruction.
1404 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1405 support and documentation for this macro.
1406 (BU_P9_MISC_1): New macro definition.
1407 (BU_P9_64BIT_MISC_0): New macro definition.
1408 (BU_P9_MISC_0): New macro definition.
1409 (darn_32): New builtin definition.
1410 (darn_raw): New builtin definition.
1411 (darn): New builtin definition.
1412 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1413 RS6000_BUILTIN_0 directives to surround each occurrence of
1414 #include "rs6000-builtin.def".
1415 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1416 RS6000_BTM_64BIT flags to the returned mask, depending on
1418 (def_builtin): Correct an error in the assignments made to the
1419 debugging variable attr_string.
1420 (rs6000_expand_builtin): Add support for no-operand built-in
1422 (builtin_function_type): Remove fatal_error assertion that is no
1424 (rs6000_common_init_builtins): Add support for no-operand built-in
1426 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1428 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1430 (RS6000_BTM_64BIT): New macro definition.
1431 * doc/extend.texi: Document __builtin_darn (void),
1432 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1435 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1437 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1438 max_loop_iterations_int.
1440 2016-05-19 Marek Polacek <polacek@redhat.com>
1442 PR tree-optimization/71031
1443 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1444 condition and adjust the code a bit.
1446 2016-05-19 Martin Liska <mliska@suse.cz>
1448 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1449 auto_vec instead of vec.
1451 2016-05-19 Martin Liska <mliska@suse.cz>
1453 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1455 2016-05-19 Martin Liska <mliska@suse.cz>
1457 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1459 2016-05-19 Martin Liska <mliska@suse.cz>
1461 * ipa-pure-const.c (set_function_state): Remove an existing
1463 (remove_node_data): Do not free it as it's released
1464 in set_function_state.
1466 2016-05-19 Martin Liska <mliska@suse.cz>
1468 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1471 2016-05-19 Martin Liska <mliska@suse.cz>
1473 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1475 2016-05-19 Martin Liska <mliska@suse.cz>
1477 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1478 an auto_vec instead of re-creating it.
1480 2016-05-19 Martin Liska <mliska@suse.cz>
1482 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1483 auto_vec instead of vec.
1485 2016-05-19 Martin Liska <mliska@suse.cz>
1487 * lto-section-in.c (lto_get_section_data): Call
1488 lto_check_version with additional argument.
1489 * lto-streamer.c (lto_check_version): Add new argument.
1490 * lto-streamer.h (lto_check_version): Likewise.
1492 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1494 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1495 Don't add cost of inner memory when handling sign-extended loads.
1497 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1499 PR rtl-optimization/71148
1500 * cse.c (cse_main): Free dominance info.
1501 (rest_of_handle_cse): Don't free dominance info.
1502 (rest_of_handle_cse2): Likewise.
1503 (rest_of_handle_cse_after_global_opts): Likewise.
1505 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1508 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1509 NULL_TREE early if NEON is not available. Remove now redundant check
1510 in ARM_CHECK_BUILTIN_MODE.
1512 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1515 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1516 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1517 * doc/cpp.texi: Document new macros.
1519 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1521 PR tree-optimization/69848
1522 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1523 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1525 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1527 * function.c (thread_prologue_and_epilogue_insn): Move the
1528 "goto epilogue_done" one block later.
1530 2016-05-19 Richard Biener <rguenther@suse.de>
1532 PR tree-optimization/70729
1533 * passes.def: Move LIM pass before PRE. Remove no longer
1534 required copyprop and move first DCE out of the loop pipeline.
1536 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1539 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1540 (OBJS-libcommon-target): ...here.
1541 * opts-common.c: Include spellcheck.h.
1542 (cmdline_handle_error): Build a vec of valid options and use it
1543 to suggest provide hints for misspelled arguments.
1545 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1548 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1549 lhs if it has TREE_ADDRESSABLE type.
1551 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1554 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1555 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1557 2016-05-18 Martin Jambor <mjambor@suse.cz>
1560 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1561 input for NOP_EXPR pass-through functions.
1562 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1563 aggregate global constant VAR_DECLs in constant jump functions.
1565 2016-05-18 Martin Jambor <mjambor@suse.cz>
1568 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1569 from TREE_READONLY parameters.
1571 2016-05-18 Martin Jambor <mjambor@suse.cz>
1574 * cgraph.h (cgraph_indirect_call_info): New field
1575 guaranteed_unmodified.
1576 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1577 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1579 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1580 pass the parameter value to ipa_find_agg_cst_for_param.
1581 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1582 guaranteed_unmodified, store AA results there instead of bailing out
1584 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1585 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1586 (find_constructor_constant_at_offset): New function.
1587 (ipa_find_agg_cst_from_init): Likewise.
1588 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1589 static initializers of contants, report back through a new paameter
1590 from_global_constant if that was the case.
1591 (try_make_edge_direct_simple_call): Also pass parameter value to
1592 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1594 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1595 (ipa_read_indirect_edge_info): Likewise.
1596 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1597 (ipa_load_from_parm_agg): Likewise.
1599 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1601 PR rtl-optimization/71150
1602 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1605 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1608 * config/rs6000/constraints.md (wE constraint): New constraint
1609 for a vector constant that can be loaded with XXSPLTIB.
1610 (wM constraint): New constraint for a vector constant of a 1's.
1611 (wS constraint): New constraint for a vector constant that can be
1612 loaded with XXSPLTIB and a vector sign extend instruction.
1613 * config/rs6000/predicates.md (xxspltib_constant_split): New
1614 predicates for wE/wS constraints.
1615 (xxspltib_constant_nosplit): Likewise.
1616 (easy_vector_constant): Add support for constants that can be
1617 loaded via XXSPLTIB.
1618 (all_ones_constant): New predicate for vector constant with all
1620 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1621 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1622 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1623 instruction and possibly with a sign extension.
1624 (output_vec_const_move): Add support for XXSPLTIB. If we are
1625 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1626 instead of XXLXOR/XXLORC.
1627 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1629 (rs6000_legitimize_reload_address): Likewise.
1630 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1632 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1633 combine VSX_M and VSX_M2 into one iterator.
1635 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1636 (VSINT_842): Likewise.
1637 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1638 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1639 XXSPLTIB instruction.
1640 (xxspltib_<mode>_nosplit): Likewise.
1641 (xxspltib_<mode>_split): New insn to load up constants with
1642 XXSPLTIB and a sign extend instruction.
1643 (vsx_mov<mode>): Replace single move that handled all vector types
1644 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1645 moves (when -mvsx-timode is in effect) into the main vector
1646 moves. Eliminate separate moves for <VSr> <VSa>, where the
1647 preferred register class (<VSr>) is listed first, and the
1648 secondary register class (<VSa>) is listed second with a '?' to
1649 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1650 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1651 that if the register was involved in a slow operation, the
1652 clear/set operation does not wait for the slow operation to
1653 finish. Adjust the length attributes for 32-bit mode. Use
1654 rs6000_output_move_128bit and drop the use of the string
1655 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1656 spacing so that the alternatives and attributes don't generate
1657 long lines, and put things in columns, so that it is easier to
1658 match up the operands and attributes with the insn alternatives.
1659 (vsx_mov<mode>_64bit): Likewise.
1660 (vsx_mov<mode>_32bit): Likewise.
1661 (vsx_movti_64bit): Fold movti into normal vector moves.
1662 (vsx_movti_32bit): Likewise.
1663 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1665 (vsx_splat_v4si_internal): Likewise.
1666 (vsx_splat_v4sf_internal): Likewise.
1667 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1668 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1669 extend vector elements.
1670 (vsx_sign_extend_hi_<mode>): Likewise.
1671 (vsx_sign_extend_si_v2di): Likewise.
1672 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1674 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1675 constraints. Add trailing period to wL documentation.
1677 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1680 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1681 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1682 * tree-call-cdce.c: Include tree-dfa.h.
1683 (can_guard_call_p): New function, extracted from...
1684 (can_use_internal_fn): ...here.
1685 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1687 (shrink_wrap_one_built_in_call): Likewise.
1688 (use_internal_fn): Likewise.
1689 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1690 and return void. Call replace_abnormal_ssa_names.
1691 (pass_call_cdce::execute): Check can_guard_call_p during the
1692 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1693 will always change something.
1695 2016-05-18 Martin Jambor <mjambor@suse.cz>
1698 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1699 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1701 2016-05-18 Martin Jambor <mjambor@suse.cz>
1704 * ipa-inline.h (condition): New field size.
1705 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1706 for comaprison and store it into the new condition.
1707 (evaluate_conditions_for_known_args): Use condition size to check
1708 access sizes for all but CHANGED conditions.
1709 (unmodified_parm_1): New parameter size_p, store access size into it.
1710 (unmodified_parm): Likewise.
1711 (unmodified_parm_or_parm_agg_item): Likewise.
1712 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1713 (set_cond_stmt_execution_predicate): Extract access sizes and store
1715 (set_switch_stmt_execution_predicate): Likewise.
1716 (will_be_nonconstant_expr_predicate): Likewise.
1717 (will_be_nonconstant_predicate): Likewise.
1718 (inline_read_section): Stream condition size.
1719 (inline_write_summary): Likewise.
1721 2016-05-18 Richard Biener <rguenther@suse.de>
1723 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1724 condition cost to PHI cost instead of total_cost.
1726 2016-05-18 Martin Liska <mliska@suse.cz>
1729 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1732 2016-05-18 Richard Biener <rguenther@suse.de>
1734 * lto-streamer.h (LTO_major_version): Bump to 6.
1736 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1738 * function.c (make_split_prologue_seq, make_prologue_seq,
1739 make_epilogue_seq): New functions, factored out from...
1740 (thread_prologue_and_epilogue_insns): Here.
1742 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1744 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1745 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1746 of before. Add a comment.
1748 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1750 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1751 expression pointer, not pointer to the pointer.
1753 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1755 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1756 (avx2_pbroadcast<mode>): Add another alternative with v instead
1757 of x constraints in it, using <pbroadcast_evex_isa> isa.
1758 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1760 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1761 constraint x instead of v in second alternative, add avx512bw
1764 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1765 constraint x instead of v in second alternative, add avx512bw
1768 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1769 constraint x instead of v in second alternative, add avx512bw
1772 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1773 avx512bw alternative.
1775 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1777 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1779 (define_insn "*andnottf3"): Ditto.
1780 (define_insn "*<code><mode>3"/any_logic): Ditto.
1781 (define_insn "*<code>tf3"/any_logic): Ditto.
1782 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1783 operand to block AVX-512VL insn variant emit when it is not enabled.
1785 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1787 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1788 constraint fot SF mode.
1790 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1791 Kirill Yukhin <kirill.yukhin@intel.com>
1793 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1795 (define_insn "rsqrt14<mode>"): Ditto.
1796 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1797 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1798 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1799 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1800 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1802 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1803 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1804 * config/i386/i386.c (ix86_print_operand): Expand check for size
1805 override codes for Intel syntax.
1807 2016-05-18 Richard Biener <rguenther@suse.de>
1809 PR tree-optimization/71168
1810 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1811 initialization earlier.
1813 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1815 * config/aarch64/aarch64-simd.md
1816 (aarch64_reduc_plus_internal<mode>): Rename to...
1817 (reduc_plus_scal): ...This, and remove previous implementation.
1819 2016-05-18 Richard Biener <rguenther@suse.de>
1821 * passes.def: Put late dse and cd_dce in canonical order.
1823 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1825 * ipa-inline-transform.c (preserve_function_body_p): Look for
1826 first non-thunk clone.
1827 (save_function_body): Save into first non-thunk.
1828 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1830 (lto_output_node): Inline thunks don't need body in every
1832 * lto-streamer-in.c: Do not fixup thunk clones.
1833 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1835 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1838 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1841 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1842 (reassociate_bb): Call transform_add_to_multiply.
1844 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1846 * config/aarch64/aarch64.c (all_extensions): Removed unused
1849 2016-05-17 Nathan Sidwell <nathan@acm.org>
1851 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1852 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1854 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1856 PR tree-optimization/54579
1858 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1860 2016-05-17 Marek Polacek <polacek@redhat.com>
1863 * tree-inline.c (expand_call_inline): Call
1864 maybe_remove_unused_call_args.
1866 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1868 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1869 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1870 * doc/md.texi (fmin@var{m}3): Likewise.
1872 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1874 * match.pd (X & C): New transformation.
1876 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1878 * match.pd (~X & Y): New transformation.
1880 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1882 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1883 information for new SSA_NAME.
1884 (simplify_conversion_using_ranges): Get range through get_range_info
1885 instead of get_value_range.
1887 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1889 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1890 Remove inline assembly.
1891 (vmvn_s16): Likewise.
1892 (vmvn_s32): Likewise.
1893 (vmvn_u8): Likewise.
1894 (vmvn_u16): Likewise.
1895 (vmvn_u32): Likewise.
1896 (vmvnq_s8): Likewise.
1897 (vmvnq_s16): Likewise.
1898 (vmvnq_s32): Likewise.
1899 (vmvnq_u8): Likewise.
1900 (vmvnq_u16): Likewise.
1901 (vmvnq_u32): Likewise.
1902 (vmvn_p8): Likewise.
1903 (vmvnq_p16): Likewise.
1905 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1907 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1909 (vmul_n_s16): Likewise.
1910 (vmul_n_s32): Likewise.
1911 (vmul_n_u16): Likewise.
1912 (vmul_n_u32): Likewise.
1913 (vmulq_n_f32): Likewise.
1914 (vmulq_n_f64): Likewise.
1915 (vmulq_n_s16): Likewise.
1916 (vmulq_n_s32): Likewise.
1917 (vmulq_n_u16): Likewise.
1918 (vmulq_n_u32): Likewise.
1920 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1922 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1923 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1925 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1927 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1928 to *aarch64_fma4_elt_from_dup<mode>.
1929 (*aarch64_fnma4_elt_to_128df): Rename to
1930 *aarch64_fnma4_elt_from_dup<mode>.
1931 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1932 (vfms_n_f32): Likewise.
1933 (vfms_n_f64): Likewise.
1934 (vfmsq_n_f32): Likewise.
1935 (vfmsq_n_f64): Likewise.
1937 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1939 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1941 2016-05-17 Richard Biener <rguenther@suse.de>
1943 PR tree-optimization/71132
1944 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1945 Only add control dependences for blocks in the loop.
1946 (build_rdg): Adjust.
1947 (generate_code_for_partition): Return whether loop should
1948 be destroyed and delay that.
1949 (distribute_loop): Likewise.
1950 (pass_loop_distribution::execute): Record loops to be destroyed
1951 and perform delayed destroying of loops.
1953 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1956 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1958 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1960 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1962 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1965 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1966 insertion point for instructions generated by validize_mem.
1968 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1970 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1973 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1975 * config/aarch64/aarch64.c
1976 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1977 rather than a macro.
1979 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1981 * doc/invoke.texi (AArch64 Options): Various updates.
1983 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1985 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1986 into instrumentation thunks.
1987 * cif-code.def (CIF_CHKP): New.
1989 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1993 2016-05-16 Martin Jambor <mjambor@suse.cz>
1995 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1996 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1998 2016-05-16 Marek Polacek <polacek@redhat.com>
2000 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2003 2016-05-16 Martin Jambor <mjambor@suse.cz>
2006 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2007 the outlined kernel function.
2009 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2011 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2012 (ISA_HAS_DLSA): Ditto.
2014 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2016 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2018 2016-05-16 Nathan Sidwell <nathan@acm.org>
2020 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2021 (nvptx_name_replacement): Restore. Add comment.
2022 (write_fn_proto, write_fn_proto_from_insn,
2023 nvptx_output_call_insn): Restore
2024 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2026 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2028 * config/aarch64/aarch64.md
2029 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2030 (add<mode>3_compareC_imm): Likewise.
2031 (<optab>si3_uxtw): Split into register and immediate variants.
2032 (andsi3_compare0_uxtw): Likewise.
2033 (and<mode>3_compare0): Likewise.
2034 (and<mode>3nr_compare0): Likewise.
2035 (stack_protect_test_<mode>): Don't use %x for memory operands.
2037 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2039 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2041 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2043 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2044 Split integer shifts into shift_reg and bfm.
2045 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2046 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2047 (ror<mode>3_insn): Likewise.
2048 (<optab>si3_insn_uxtw): Likewise.
2049 (<optab><mode>3_insn): Change to rotate_imm.
2050 (extr<mode>5_insn_alt): Likewise.
2051 (extrsi5_insn_uxtw): Likewise.
2052 (extrsi5_insn_uxtw_alt): Likewise.
2054 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2056 * doc/tm.texi: Regenerate.
2057 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2058 (TARGET_INVALID_RETURN_TYPE): Remove.
2059 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2060 TARGET_INVALID_RETURN_TYPE.
2061 * target.def (invalid_parameter_type): Remove.
2062 (invalid_return_type): Remove.
2064 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2066 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2067 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2069 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2071 (preserve_function_body_p): No need to preserve function body
2072 * cif-codes.def (CIF_THUNK): Remove.
2073 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2075 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2077 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2079 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2081 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2084 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2086 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2087 (inline_small_functions): Do not look for function symbol when
2090 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2092 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2095 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2096 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2097 Jiong Wang <jiong.wang@arm.com>
2099 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2100 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2101 Define __ARM_FP16_ARGS when appropriate.
2102 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2104 (arm_invalid_return_type): Likewise.
2105 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2106 (TARGET_INVALID_RETURN_TYPE): Remove.
2107 (aapcs_vfp_sub_candidate): Allow HFmode.
2108 (aapcs_vfp_allocate): Add comment. Support HFmode.
2109 (aapcs_vfp_allocate_return_reg): Likewise.
2110 (struct aapcs_cp_arg_layout): Slightly reword comments for
2111 is_return_candidate and allocate_return_reg.
2112 (output_mov_vfp): Update assert.
2113 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2115 (arm_invalid_parameter_type): Remove.
2116 (amr_invalid_return_type): Remove.
2117 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2118 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2119 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2121 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2123 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2124 * config/aarch64/arch64-protos.h
2125 (aarch64_legitimize_reload_address): Remove.
2126 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2129 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2131 * configure.ac: Add ACX_NONCANONICAL_HOST.
2132 * configure: Regenerate.
2133 * Makefile.in: Set host_noncanonical.
2135 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.md (*movtf_internal): Before register allocation,
2139 do not allow FP constants for CM_MEDIUM memory model, allow only
2140 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2141 (*movxf_internal): Ditto.
2142 (*movdf_internal): Ditto.
2143 (*movsf_internal): Ditto.
2145 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2147 PR rtl-optimization/67483
2148 * combine.c (make_compound_operation): Don't call extract_left_shift
2149 with negative shift amounts.
2151 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2154 * fold-const.c (fold_checksum_tree): Allow modification
2155 of TYPE_ALIAS_SET during folding.
2157 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2158 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2159 (ix86_split_to_parts): Likewise. Fix up formatting.
2161 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2163 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2164 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2167 2016-05-13 Nathan Sidwell <nathan@acm.org>
2169 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2170 (nvptx_name_replacement): Delete.
2171 (write_fn_proto, write_fn_proto_from_insn,
2172 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2173 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2174 * langhooks.c (add_builtin_funcction_common): Call
2175 targetm.mangle_decl_assembler_name.
2177 * config/nvptx/nvptx.c (write_fn_proto): Handle
2178 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2180 2016-05-13 Martin Liska <mliska@suse.cz>
2182 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2183 and PRIu64 in printf format.
2185 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2187 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2190 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2192 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2193 Change --param max-completely-peeled-times to
2194 --param max-completely-peel-times in dump file printing.
2196 2016-05-13 Richard Biener <rguenther@suse.de>
2198 PR tree-optimization/42587
2199 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2200 (find_bswap_or_nop_1): Likewise.
2201 (bswap_replace): Likewise.
2203 2016-05-13 Martin Liska <mliska@suse.cz>
2205 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2206 Initialize a variable with default value.
2208 2016-05-13 Martin Liska <mliska@suse.cz>
2210 * doc/invoke.texi: Enhance explanation of error recovery
2213 2016-05-13 Martin Liska <mliska@suse.cz>
2215 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2216 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2217 (iv_inv_expr_ent *).
2218 (struct iv_inv_expr_ent): Comment struct fields.
2219 (sort_iv_inv_expr_ent): New function.
2220 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2221 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2222 a hash_map between iv_inv_expr_ent and number of usages.
2223 (niter_for_exit): Fix coding style.
2224 (tree_ssa_iv_optimize_init): Use renamed variable.
2225 (determine_base_object): Fix coding style.
2226 (alloc_iv): Likewise.
2227 (find_interesting_uses_outside): Likewise.
2228 (add_candidate_1): Likewise.
2229 (add_standard_iv_candidates): Likewise.
2230 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2231 (prepare_decl_rtl): Fix coding style.
2232 (get_address_cost): Likewise.
2233 (get_shiftadd_cost): Likewise.
2234 (force_expr_to_var_cost): Likewise.
2235 (compare_aff_trees): Likewise.
2236 (get_expr_id): Restructure the function.
2237 (get_loop_invariant_expr_id): Renamed to
2238 get_loop_invariant_expr.
2239 (get_computation_cost_at): Replace usage of inv_expr_id with
2241 (get_computation_cost): Likewise.
2242 (determine_group_iv_cost_generic): Likewise.
2243 (determine_group_iv_cost_address): Likewise.
2244 (iv_period): Fix coding style.
2245 (iv_elimination_compare_lt): Likewise.
2246 (may_eliminate_iv): Likewise.
2247 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2249 (determine_group_iv_costs): Dump invariant expressions.
2250 (iv_ca_recount_cost): Use the newly added hash_map.
2251 (iv_ca_set_remove_invariants): Fix coding style.
2252 (iv_ca_set_add_invariants): Fix coding style.
2253 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2255 (iv_ca_set_cp): Likewise.
2256 (iv_ca_new): Initialize the newly added hash_map and remove
2257 initialization of fields.
2258 (iv_ca_free): Delete the hash_map.
2259 (iv_ca_dump): Dump invariant expressions.
2260 (iv_ca_extend): Fix coding style.
2261 (try_add_cand_for): Likewise.
2262 (create_new_ivs): Dump information about # of avg iterations and
2263 # of used invariant expressions.
2264 (rewrite_use_compare): Fix coding style.
2265 (free_loop_data): Set default value for max_inv_expr_id.
2267 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2269 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2270 returned value cse_cfg_altered computation.
2271 (rest_of_handle_cse2): Likewise.
2272 (rest_of_handle_cse_after_global_opts): Likewise.
2274 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2277 * config/arm/arm.c (arm32_output_mi_thunk): New.
2278 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2279 to split Thumb1 vs TARGET_32BIT functionality.
2280 (arm_thumb1_mi_thunk): New.
2282 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2284 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2287 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2290 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2292 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2294 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2295 (expand_builtin_trap): Emit a regular call.
2296 (set_builtin_user_assembler_name): Remove obsolete cases.
2297 * dse.c (scan_insn): Adjust.
2298 * except.c: Include calls.h.
2299 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2300 emit a regular call to setjmp.
2301 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2302 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2303 (emit_block_move_via_libcall): Delete.
2304 (block_move_fn): Delete.
2305 (init_block_move_fn): Likewise.
2306 (emit_block_move_libcall_fn): Likewise.
2307 (emit_block_op_via_libcall): New function.
2308 (set_storage_via_libcall): Tidy up and use memset builtin.
2309 (block_clear_fn): Delete.
2310 (init_block_clear_fn): Likewise.
2311 (clear_storage_libcall_fn): Likewise.
2312 (expand_assignment): Call emit_block_move_via_libcall.
2313 Do not include gt-expr.h.
2314 * expr.h (emit_block_op_via_libcall): Declare.
2315 (emit_block_copy_via_libcall): New inline function.
2316 (emit_block_move_via_libcall): Likewise.
2317 (emit_block_comp_via_libcall): Likewise.
2318 (block_clear_fn): Delete.
2319 (init_block_move_fn): Likewise.
2320 (init_block_clear_fn): Likewise.
2321 (emit_block_move_via_libcall): Likewise.
2322 (set_storage_via_libcall): Add default parameter value.
2323 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2324 (abort_libfunc): Delete.
2325 (memcpy_libfunc): Likewise.
2326 (memmove_libfunc): Likewise.
2327 (memcmp_libfunc): Likewise.
2328 (memset_libfunc): Likewise.
2329 (setbits_libfunc): Likewise.
2330 (setjmp_libfunc): Likewise.
2331 (longjmp_libfunc): Likewise.
2332 (profile_function_entry_libfunc): Likewise.
2333 (profile_function_exit_libfunc): Likewise.
2334 (gcov_flush_libfunc): Likewise.
2335 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2336 and DECL_VISIBILITY on the declaration.
2337 (init_optabs): Do not initialize obsolete libfuncs.
2338 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2339 * tree-core.h (ECF_RET1): Define.
2340 (ECF_TM_PURE): Adjust.
2341 (ECF_TM_BUILTIN): Likewise.
2342 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2343 (build_common_builtin_nodes): Initialize abort builtin.
2344 Add ECF_RET1 on memcpy, memmove and memset builtins.
2345 Pass final flags for alloca and alloca_with_align builtins.
2346 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2348 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2349 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2350 set_storage_via_libcall and call emit_block_copy_via_libcall.
2352 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2355 DImode before it is passed to ix86_output_call_operand.
2356 (*call_value_got_x32): Ditto for operand 1.
2358 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2360 PR rtl-optimization/70904
2361 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2362 reload for wide mode.
2364 2016-05-12 Marek Polacek <polacek@redhat.com>
2367 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2368 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2369 * langhooks.h (incomplete_type_error): Likewise.
2370 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2371 parameter, pass it down to incomplete_type_error.
2372 * tree.h (size_in_bytes): New inline overload.
2373 (size_in_bytes_loc): Renamed from size_in_bytes.
2375 2016-05-12 Richard Biener <rguenther@suse.de>
2377 PR tree-optimization/71059
2378 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2379 nary before looking up or entering the expression into the VN
2381 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2382 Make sure to re-use NARYs without result as inserted by
2385 2016-05-12 Richard Biener <rguenther@suse.de>
2387 PR tree-optimization/71062
2388 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2390 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2391 vars_contains_restrict if the var is a restrict tag.
2392 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2393 do not disambiguate pointers against it.
2394 (dump_points_to_solution): Re-structure and adjust for new
2395 vars_contains_restrict flag.
2396 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2398 2016-05-12 Martin Liska <mliska@suse.cz>
2400 * doc/invoke.texi: Explain connection between
2401 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2403 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2405 PR tree-optimization/71006
2406 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2407 consider COND_EXPR as a mask producer.
2409 2016-05-12 Marek Polacek <polacek@redhat.com>
2412 * opts.c (common_handle_option): Detect missing argument for --help^.
2414 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2417 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2418 when popping the PC and within an interrupt handler routine.
2419 Add missing tab to output of "ldmfd".
2420 (output_return_instruction): Output LDMFD with SP update rather
2421 than POP when returning from interrupt handler.
2423 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2425 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2426 TARGET_64BIT && TARGET_AVX512DQ.
2427 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2428 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2429 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2430 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2431 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2432 (*vec_extractv4si_zext): Add avx512dq alternative.
2433 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2434 use v instead of x constraint in other alternatives where possible.
2436 * config/i386/sse.md (sse2_loadld): Use v instead of x
2437 constraint in alternatives 0,1,4.
2439 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2440 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2441 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2444 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2445 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2446 is not emitted unless TARGET_AVX512BW.
2447 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2448 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2449 for the result operand.
2451 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2452 constraint instead of x in avx alternatives. Use maybe_evex instead
2455 * config/i386/constraints.md (Yv): New constraint.
2456 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2457 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2458 * config/i386/i386.md (avx512fvecmode): New mode attr.
2459 (*pushtf): Use v constraint instead of x.
2460 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2461 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2462 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2463 (*absnegtf2_sse): Likewise.
2464 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2465 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2466 avx512f alternatives.
2467 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2469 2016-05-12 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/71060
2472 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2473 require exact match of DR_BASE_OBJECT but only matching address and
2476 2016-05-12 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/70986
2479 * cfganal.c: Include cfgloop.h.
2480 (dfs_find_deadend): Prefer to take edges exiting loops.
2482 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2484 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2485 compile and run time.
2487 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2490 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2492 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2494 * config/i386/i386.c (legitimize_pic_address): Use
2495 copy_to_suggested_reg instead of gen_movsi.
2497 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2499 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2500 the code into quad_address_p and call it to share code with
2501 vsx_quad_dform_memory_operand.
2502 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2504 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2505 bit instead of being a separate word. Split -mpower9-dform into
2506 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2507 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2508 for the register class supporting 128-bit quad word memory offsets.
2509 (mode_supports_vsx_dform_quad): Helper function to return if the
2510 register class uses quad word memory offsets.
2511 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2512 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2513 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2514 instructions are enabled, set up the appropriate addr_masks for
2516 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2517 -mpower9-dform-scalar, instead of -mpower9-dform.
2518 (rs6000_option_override_internal): Split -mpower9-dform into two
2519 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2520 -mpower9-dform switch sets or clears both. If we are not using
2521 the LRA register allocator, do not enable -mpower9-dform-vector by
2522 default. If we are using LRA, enable -mpower9-dform-vector and
2523 -mvsx-timode if it is appropriate. Issue a warning if either
2524 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2526 (quad_address_offset_p): New helper function to return if the
2527 offset is legal for quad word memory instructions.
2528 (quad_address_p): New function to determin if GPR or vector
2529 register quad word memory addresses are legal.
2530 (mem_operand_gpr): Validate quad word address offsets.
2531 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2532 d-form (register + offset) instructions.
2533 (offsettable_ok_by_alignment): Likewise.
2534 (rs6000_legitimate_offset_address_p): Likewise.
2535 (legitimate_lo_sum_address_p): Likewise.
2536 (rs6000_legitimize_address): Likewise.
2537 (rs6000_legitimize_reload_address): Add more debug statements for
2539 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2540 d-form instructions.
2541 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2542 d-form instructions. Distinguish different cases in debug
2543 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2544 d-form instructions.
2545 (rs6000_preferred_reload_class): Likewise.
2546 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2547 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2548 of the ISA 2.06 indexed memory instructions.
2549 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2550 use them to save/restore the saved vector registers instead of
2551 using Altivec instructions.
2552 (rs6000_emit_epilogue): Likewise.
2553 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2554 (rs6000_opt_masks): Split -mpower9-dform into
2555 -mpower9-dform-scalar and -mpower9-dform-vector.
2556 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2558 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2559 ISA 3.0 vector indexed memory instructions, and fold the code into
2560 the normal mov<mode> patterns.
2561 (p9_vecstore_<mode>): Likewise.
2562 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2564 (vsx_movti_64bit): Likewise.
2565 (vsx_movti_32bit): Likewise.
2566 * config/rs6000/constraints.md (wO constraint): New constraint for
2567 ISA 3.0 vector d-form support.
2568 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2569 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2570 include -mpower9-dform-vector until we switch over to LRA.
2571 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2572 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2573 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2574 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2575 for -mpower9-dform and -mlra.
2576 * doc/md.texi (wO constraint): Document wO constraint.
2578 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2580 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2581 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2582 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2583 Move handling of non-insn arguments inline into the sole user:
2584 (output_trans_func): ...here.
2585 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2586 in emitted function prototype.
2587 (output_internal_insn_latency_func): Ditto. Simplify.
2588 (output_internal_maximal_insn_latency_func): Ditto. Delete
2589 always-unused argument.
2590 (output_insn_latency_func): Ditto.
2591 (output_maximal_insn_latency_func): Ditto.
2593 2016-05-11 Richard Biener <rguenther@suse.de>
2595 PR tree-optimization/71055
2596 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2597 sth with precision not equal to access size verify we don't chop
2600 2016-05-11 Richard Biener <rguenther@suse.de>
2603 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2604 (dwarf2out_finish): Move retry_incomplete_types call ...
2605 (dwarf2out_early_finish): ... here.
2607 2016-05-11 Richard Biener <rguenther@suse.de>
2610 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2611 if the langhook insists on it.
2612 * fold-const.c (make_bit_field_ref): Add arg for the original
2613 reference and preserve its alias-set.
2614 (decode_field_reference): Take exp by reference and adjust it
2615 to the original memory reference.
2616 (optimize_bit_field_compare): Adjust callers.
2617 (fold_truth_andor_1): Likewise.
2618 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2620 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2623 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2624 * cfgrtl.c (delete_insn_and_edges): Likewise.
2625 * config/i386/i386.c (convert_scalars_to_vector): Remove
2627 * cse.c (cse_insn): Compute cse_cfg_altered.
2628 (delete_trivially_dead_insns): Likewise.
2629 (cse_cc_succs): Likewise.
2630 (rest_of_handle_cse): Free dominance info if required.
2631 (rest_of_handle_cse2): Likewise.
2632 (rest_of_handle_cse_after_global_opts): Likewise.
2634 2016-05-11 Alan Modra <amodra@gmail.com>
2636 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2637 abi_v4_pass_in_fpr): New functions.
2638 (rs6000_function_arg_boundary): Exclude complex IBM long double
2639 from 64-bit alignment when ABI_V4.
2640 (rs6000_function_arg, rs6000_function_arg_advance_1,
2641 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2643 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2645 PR rtl-optimization/71028
2646 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2647 jump with just a return in the fallthrough block if the branch
2648 block contains just a return as well.
2650 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2652 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2653 * match.pd ((X & Y) ^ Y): ... this.
2654 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2655 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2657 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2659 * read-md.c (require_char_ws): New function.
2660 (read_string): Simplify using require_char_ws.
2661 (handle_constants): Likewise.
2662 (handle_enum): Likewise.
2663 (handle_file): Likewise.
2664 * read-md.h (require_char_ws): New declaration.
2665 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2666 (read_mapping): Likewise.
2667 (read_rtx_code): Likewise.
2668 (read_nested_rtx): Likewise.
2670 2016-05-10 James Norris <jnorris@codesourcery.com>
2672 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2673 if offloading is enabled and -fopenacc or -fopenmp is specified.
2674 (CRTOFFLOADEND): Likewise.
2675 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2676 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2678 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2681 gotoff_operand code paths. Use copy_to_suggested_regs and
2682 expand_simple_binop where appropriate. Cleanup.
2684 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2687 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2689 (dimode_scalar_chain::vector_const_cost): New.
2690 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2691 (dimode_scalar_chain::convert_op): Likewise.
2692 (dimode_scalar_chain::convert_insn): Likewise.
2694 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2696 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2697 unary operation, not a binary one.
2699 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2702 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2703 calls with type casted fndecl.
2705 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2707 PR tree-optimization/70786
2708 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2709 * calls.c (initialize_argument_information): Bind bounds
2710 with corresponding args passed by reference.
2712 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2715 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2716 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2717 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2720 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2723 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2724 code for a zero scale factor.
2725 (vsx_xvcvdpuxds_scale): Likewise.
2727 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2729 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2730 if show_ruler_p was set on the context.
2731 (layout::show_ruler): New method.
2732 * diagnostic.h (struct diagnostic_context): Add field
2735 2016-05-10 Richard Biener <rguenther@suse.de>
2737 PR tree-optimization/71039
2738 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2739 (chk_uses): New function.
2740 (propagate_with_phi): Verify we can safely replicate the lhs of an
2741 aggregate assignment on all incoming edges.
2743 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2745 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2747 (rx_atomic_sequence): New class.
2748 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2749 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2751 (rx_atomic_sequence::rx_atomic_sequence,
2752 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2753 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2754 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2755 CTRLREG_INTB): New constants.
2756 (FETCHOP): New code iterator.
2757 (fethcop_name, fetchop_name2): New iterator code attributes.
2758 (QIHI): New mode iterator.
2759 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2760 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2761 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2763 2016-05-10 Martin Liska <mliska@suse.cz>
2765 * tree-inline.c (remap_dependence_clique): Do not remap
2766 debugging statements.
2768 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2770 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2771 ("*fixuns_truncdfdi2_z13")
2772 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2773 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2774 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2776 2016-05-10 Richard Biener <rguenther@suse.de>
2778 PR tree-optimization/70497
2779 PR tree-optimization/28367
2780 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2782 (visit_reference_op_load): ... here.
2783 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2784 with simplified BIT_FIELD_REFs.
2785 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2786 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2789 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2791 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2792 documentation comment. For BLOCK nodes, add a
2793 DW_AT_abstract_origin attribute that points to the DIE generated
2794 for the origin BLOCK.
2795 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2796 blocks from inlined functions.
2798 2016-05-10 Alan Modra <amodra@gmail.com>
2801 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2802 regrename modifying insns saving lr before __morestack call.
2803 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2804 insns restoring lr after __morestack call.
2806 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2808 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2809 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2811 * config/i386/sse.md (vec_interleave_high<mode>,
2812 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2813 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2815 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2817 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2818 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2819 parallel reassociation for power8 and forward.
2821 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2823 * config/i386/i386.md (absneg splitters with general regs): Use
2824 general_reg_operand predicate.
2825 (btsq peephole2): Use x86_64_immediate_operand to check if new
2826 value is suitable for immediate operand. Generate emitted insn
2827 using RTL expressions.
2828 (btcq peephole2): Ditto.
2829 (btrq peephole2): Ditto. Generate correct immediate operand
2832 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2834 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2837 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2839 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2840 pointer dereference.
2842 2016-05-09 Richard Biener <rguenther@suse.de>
2844 PR tree-optimization/70985
2845 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2846 op0 isn't a gimple register.
2848 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2850 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2851 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2852 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2853 (i6400_fpu_mult): New cpu units.
2854 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2855 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2856 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2857 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2858 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2859 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2860 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2861 (i6400_msa_long_float4, i6400_msa_long_float5)
2862 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2863 (i6400_msa_fdiv_sf): New reservations.
2864 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2865 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2866 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2867 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2868 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2869 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2870 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2871 (msa_short_store4, msa_long_load, msa_short_store)
2872 (msa_long_logic, msa_long_float2, msa_long_float4)
2873 (msa_long_float5, msa_long_float8, msa_long_mult)
2874 (msa_long_fdiv, msa_long_div): New reservations.
2876 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2877 Sameera Deshpande <sameera.deshpande@imgtec.com>
2878 Matthew Fortune <matthew.fortune@imgtec.com>
2879 Graham Stott <graham.stott@imgtec.com>
2880 Chao-ying Fu <chao-ying.fu@imgtec.com>
2882 * config.gcc: Add MSA header file for mips*-*-* target.
2883 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2884 (Ubv8i, Urv8): New constraints.
2885 * config/mips/mips-ftypes.def: Add function types for MSA
2887 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2888 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2889 * config/mips/mips-msa.md: New file.
2890 * config/mips/mips-protos.h
2891 (mips_split_128bit_const_insns): New prototype.
2892 (mips_msa_idiv_insns): Likewise.
2893 (mips_split_128bit_move): Likewise.
2894 (mips_split_128bit_move_p): Likewise.
2895 (mips_split_msa_copy_d): Likewise.
2896 (mips_split_msa_insert_d): Likewise.
2897 (mips_split_msa_fill_d): Likewise.
2898 (mips_expand_msa_branch): Likewise.
2899 (mips_const_vector_same_val_p): Likewise.
2900 (mips_const_vector_same_bytes_p): Likewise.
2901 (mips_const_vector_same_int_p): Likewise.
2902 (mips_const_vector_shuffle_set_p): Likewise.
2903 (mips_const_vector_bitimm_set_p): Likewise.
2904 (mips_const_vector_bitimm_clr_p): Likewise.
2905 (mips_msa_vec_parallel_const_half): Likewise.
2906 (mips_msa_output_division): Likewise.
2907 (mips_ldst_scaled_shift): Likewise.
2908 (mips_expand_vec_cond_expr): Likewise.
2909 * config/mips/mips.c (enum mips_builtin_type): Add
2910 MIPS_BUILTIN_MSA_TEST_BRANCH.
2911 (mips_gen_const_int_vector_shuffle): New prototype.
2912 (mips_const_vector_bitimm_set_p): New function.
2913 (mips_const_vector_bitimm_clr_p): Likewise.
2914 (mips_const_vector_same_val_p): Likewise.
2915 (mips_const_vector_same_bytes_p): Likewise.
2916 (mips_const_vector_same_int_p): Likewise.
2917 (mips_const_vector_shuffle_set_p): Likewise.
2918 (mips_symbol_insns): Forbid loading symbols via immediate for
2920 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2922 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2924 (mips_lx_address_p): Add support load indexed address for MSA.
2925 (mips_address_insns): Add calculation of instructions needed for
2926 stores and loads for MSA.
2927 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2928 CONST_VECTOR for MSA and let it fall through.
2929 (mips_ldst_scaled_shift): New function.
2930 (mips_subword_at_byte): Likewise.
2931 (mips_msa_idiv_insns): Likewise.
2932 (mips_legitimize_move): Validate MSA moves.
2933 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2934 calculation of costs for MSA division.
2935 (mips_split_move_p): Check if MSA moves need splitting.
2936 (mips_split_move): Split MSA moves if necessary.
2937 (mips_split_128bit_move_p): New function.
2938 (mips_split_128bit_move): Likewise.
2939 (mips_split_msa_copy_d): Likewise.
2940 (mips_split_msa_insert_d): Likewise.
2941 (mips_split_msa_fill_d): Likewise.
2942 (mips_output_move): Handle MSA moves.
2943 (mips_expand_msa_branch): New function.
2944 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2945 Reinstate 'y' modifier.
2946 (mips_file_start): Add MSA .gnu_attribute.
2947 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2949 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2950 (mips_class_max_nregs): Add register size for MSA supported mode.
2951 (mips_cannot_change_mode_class): Allow conversion between MSA
2952 vector modes and TImode.
2953 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2955 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2956 (mips_preferred_simd_mode): Add preffered modes for MSA.
2957 (mips_vector_mode_supported_p): Add MSA supported modes.
2958 (mips_autovectorize_vector_sizes): New function.
2959 (mips_msa_output_division): Likewise.
2960 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2961 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2962 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2963 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2964 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2965 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2966 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2967 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2968 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2969 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2970 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2971 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2972 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2973 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2974 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2975 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2976 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2977 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2978 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2979 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2980 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2981 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2982 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2983 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2984 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2985 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2986 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2987 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2988 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2989 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2990 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2991 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2992 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2993 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2994 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2995 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2996 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2997 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2998 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2999 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3000 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3001 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3002 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3003 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3004 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3005 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3006 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3007 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3008 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3009 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3010 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3011 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3012 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3013 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3014 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3015 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3016 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3017 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3018 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3019 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3020 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3021 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3022 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3023 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3024 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3025 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3026 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3027 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3028 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3029 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3030 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3031 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3032 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3033 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3034 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3035 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3036 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3037 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3038 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3039 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3040 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3041 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3042 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3043 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3044 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3045 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3046 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3047 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3048 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3049 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3050 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3051 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3052 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3053 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3054 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3055 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3056 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3057 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3058 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3059 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3060 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3061 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3062 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3063 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3064 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3065 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3066 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3067 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3068 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3069 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3070 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3071 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3072 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3073 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3074 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3075 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3076 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3077 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3078 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3079 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3080 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3081 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3082 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3083 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3084 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3085 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3086 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3087 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3088 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3089 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3090 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3091 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3092 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3093 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3094 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3095 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3096 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3097 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3098 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3099 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3100 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3101 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3102 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3103 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3104 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3105 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3106 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3107 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3108 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3109 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3110 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3112 (mips_get_builtin_decl_index): New array.
3113 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3114 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3115 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3116 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3117 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3119 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3121 (mips_expand_builtin_insn): Prepare operands for
3122 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3123 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3124 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3125 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3126 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3127 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3128 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3129 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3130 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3131 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3132 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3133 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3134 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3135 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3136 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3137 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3138 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3139 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3140 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3141 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3142 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3143 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3144 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3145 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3146 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3147 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3148 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3149 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3150 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3151 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3152 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3153 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3154 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3155 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3156 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3157 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3158 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3159 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3160 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3161 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3162 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3163 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3164 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3165 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3166 These are set implicitly and an error is reported if overridden.
3167 (mips_expand_builtin_msa_test_branch): New function.
3168 (mips_expand_msa_shuffle): Likewise.
3169 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3170 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3171 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3172 (mips_expand_vec_unpack): Add support for MSA.
3173 (mips_expand_vector_init): Likewise.
3174 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3175 instead of const0_rtx.
3176 (mips_msa_vec_parallel_const_half): New function.
3177 (mips_gen_const_int_vector): Likewise.
3178 (mips_gen_const_int_vector_shuffle): Likewise.
3179 (mips_expand_msa_cmp): Likewise.
3180 (mips_expand_vec_cond_expr): Likewise.
3181 * config/mips/mips.h
3182 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3183 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3185 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3186 (ISA_HAS_MSA): New macro.
3187 (UNITS_PER_MSA_REG): Likewise.
3188 (BITS_PER_MSA_REG): Likewise.
3189 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3190 (MSA_REG_FIRST): New macro.
3191 (MSA_REG_LAST): Likewise.
3192 (MSA_REG_NUM): Likewise.
3193 (MSA_REG_P): Likewise.
3194 (MSA_REG_RTX_P): Likewise.
3195 (MSA_SUPPORTED_MODE_P): Likewise.
3196 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3197 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3198 * config/mips/mips.md: Include mips-msa.md.
3199 (alu_type): Add simd_add.
3200 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3201 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3202 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3203 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3204 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3205 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3206 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3207 simd_move, simd_load, simd_store. Choose "multi" for moves
3209 (qword_mode): New attribute.
3210 (insn_count): Add instruction count for quad moves.
3211 Increase the count for MIPS SIMD division.
3212 (UNITMODE): Add UNITMODEs for vector types.
3213 (addsub): New code iterator.
3214 * config/mips/mips.opt (mmsa): New option.
3215 * config/mips/msa.h: New file.
3216 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3218 * config/mips/mti-linux.h: Likewise.
3219 * config/mips/predicates.md
3220 (const_msa_branch_operand): New constraint.
3221 (const_uimm3_operand): Likewise.
3222 (const_uimm4_operand): Likewise.
3223 (const_uimm5_operand): Likewise.
3224 (const_uimm8_operand): Likewise.
3225 (const_imm5_operand): Likewise.
3226 (aq10b_operand): Likewise.
3227 (aq10h_operand): Likewise.
3228 (aq10w_operand): Likewise.
3229 (aq10d_operand): Likewise.
3230 (const_m1_operand): Likewise.
3231 (reg_or_m1_operand): Likewise.
3232 (const_exp_2_operand): Likewise.
3233 (const_exp_4_operand): Likewise.
3234 (const_exp_8_operand): Likewise.
3235 (const_exp_16_operand): Likewise.
3236 (const_vector_same_val_operand): Likewise.
3237 (const_vector_same_simm5_operand): Likewise.
3238 (const_vector_same_uimm5_operand): Likewise.
3239 (const_vector_same_uimm6_operand): Likewise.
3240 (const_vector_same_uimm8_operand): Likewise.
3241 (par_const_vector_shf_set_operand): Likewise.
3242 (reg_or_vector_same_val_operand): Likewise.
3243 (reg_or_vector_same_simm5_operand): Likewise.
3244 (reg_or_vector_same_uimm6_operand): Likewise.
3245 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3247 * doc/invoke.texi (-mmsa): Document new option.
3249 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3251 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3252 * configure: Regenerate.
3253 * config.in: Regenerate.
3254 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3256 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3257 (ENDFILE_VTV_SPEC): Define.
3259 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3261 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3262 registers in all interrupt handlers if necessary.
3263 (rl78_option_override): Add warning.
3264 (MUST_SAVE_MDUC_REGISTERS): New macro.
3265 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3266 * config/rl78/rl78.c (check_mduc_usage): New function.
3267 (mduc_regs): New structure to hold MDUC register data.
3268 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3269 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3270 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3271 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3272 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3273 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3275 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3277 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3278 (tree-ssa-loop-niter.h): Ditto.
3279 (idx_within_array_bound, ref_within_array_bound): New functions.
3280 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3281 Factor out check on writable base object to ...
3282 (base_object_writable): ... here.
3284 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3286 * config/arm/arm.md (probe_stack): Add modes to set source
3289 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3291 * regrename.c (base_reg_class_for_rename): New static function.
3292 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3294 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3296 * cgraph.c (thunk_adjust): Export.
3297 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3298 * cgraphunit.c (thunk_adjust): Export.
3299 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3301 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3303 * tree-inline.c (expand_call_inline): Expand thunks inline.
3305 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3308 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3309 (*sse2_vd_cvtss2sd): Ditto.
3310 * config/i386/i386.md
3311 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3312 Generate *sse2_vd_cvtsd2ss pattern.
3313 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3314 Generate *sse2_vd_cvtss2sd pattern.
3316 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3318 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3319 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3322 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3324 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3325 * config/sh/sh.c: Define and declare variables on first use throughout
3327 (current_function_interrupt): Change to bool type.
3328 (frame_insn): Rename to emit_frame_insn and update users.
3329 (push_regs): Use bool for 'interrupt_handler' argument.
3330 (save_schedule_s): Remove.
3331 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3332 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3333 targetm.asm_out.unaligned_op.di.
3334 (gen_far_branch): Remove redundant forward declaration.
3335 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3336 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3337 (sh_set_return_address, sh_function_ok_for_sibcall,
3338 scavenge_reg): Update comments.
3339 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3340 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3341 (sh_attr_renesas_p): Remove unnecessary parentheses.
3342 (branch_dest): Simplify.
3343 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3344 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3345 (CUMULATIVE_ARGS): Change macro to typedef.
3346 (current_function_interrupt): Change to bool type.
3347 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3348 Surround with __cplusplus ifdef.
3349 (sh_compare_op0, sh_compare_op1): Remove.
3350 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3352 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3354 * config/arm/arm.md: (arch): Add neon.
3355 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3356 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3357 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3358 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3359 attributes for alt renumbering. Mark alt 3 as non-predicable.
3360 (thumb2_movdf_vfp): Likewise.
3362 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3365 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3366 (*andqi_1): Add preferred_for_speed attribute to disparage
3367 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3368 (*<code>qi_1): Ditto.
3369 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3370 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3371 (*ashlqi3_1): Ditto.
3372 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3373 Add preferred_for_size attribute to disparage alternative 0 and
3374 preferred_for_speed attribute to disparage alternative 1 for
3375 TARGET_PARTIAL_REG_STALL targets.
3377 2016-05-07 Tom de Vries <tom@codesourcery.com>
3379 PR tree-optimization/70956
3380 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3383 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3385 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3386 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3387 * config/sh/sh.md (branch_zero): Remove define_attr.
3388 (define_delay): Disable delay slot if branch distance is one insn.
3390 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3392 * config/i386/i386.md (LEAMODE): New mode attribute.
3393 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3394 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3395 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3396 operand 2 predicate.
3397 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3398 (*lea<mode>_general_3): Ditto.
3399 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3401 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3403 * genmddump.c (main): Convert argv from char ** to const char **.
3405 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3407 * coretypes.h (OVERRIDE): New macro.
3410 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3412 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3413 allow coalescing if the types are compatible.
3415 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3417 * pass_manager.h (pass_manager::register_pass_name): New method.
3418 (pass_manager::get_pass_by_name): New method.
3419 (pass_manager::create_pass_tab): New method.
3420 (pass_manager::m_name_to_pass_map): New field.
3421 * passes.c (name_to_pass_map): Delete global in favor of field
3422 "m_name_to_pass_map" of pass_manager.
3423 (register_pass_name): Rename from a function to...
3424 (pass_manager::register_pass_name): ...this method, updating
3425 for renaming of global "name_to_pass_map" to field
3426 "m_name_to_pass_map".
3427 (create_pass_tab): Rename from a function to...
3428 (pass_manager::create_pass_tab): ...this method, updating
3429 for renaming of global "name_to_pass_map" to field.
3430 (get_pass_by_name): Rename from a function to...
3431 (pass_manager::get_pass_by_name): ...this method.
3432 (enable_disable_pass): Convert use of get_pass_by_name to
3433 a method call, locating the pass_manager singleton.
3435 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3437 * genattr-common.c (main): Convert argv from char ** to const char **.
3438 * genattr.c (main): Likewise.
3439 * genattrtab.c (main): Likewise.
3440 * genautomata.c (initiate_automaton_gen): Likewise.
3442 * gencodes.c (main): Likewise.
3443 * genconditions.c (main): Likewise.
3444 * genconfig.c (main): Likewise.
3445 * genconstants.c (main): Likewise.
3446 * genemit.c (main): Likewise.
3447 * genenums.c (main): Likewise.
3448 * genextract.c (main): Likewise.
3449 * genflags.c (main): Likewise.
3450 * genmddeps.c (main): Likewise.
3451 * genopinit.c (main): Likewise.
3452 * genoutput.c (main): Likewise.
3453 * genpeep.c (main): Likewise.
3454 * genpreds.c (main): Likewise.
3455 * genrecog.c (main): Likewise.
3456 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3457 (init_rtx_reader_args): Likewise.
3458 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3459 (init_rtx_reader_args): Likewise.
3460 * gentarget-def.c (main): Likewise.
3461 * read-md.c (read_md_files): Likewise.
3462 * read-md.h (read_md_files): Likewise.
3464 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3466 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3467 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3468 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3469 Remove unused predicate.
3470 (register_and_not_fp_reg_operand): Ditto.
3472 2016-05-06 Martin Liska <mliska@suse.cz>
3474 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3475 instead of vec as the vector is local to the function.
3477 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3479 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3480 avx512bw alternative.
3482 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3483 before the ashr<mode>3 pattern.
3485 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3486 v instead of x in vex or maybe_vex alternatives, use
3487 maybe_evex instead of vex in prefix.
3489 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3490 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3491 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3492 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3495 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3496 v instead of x in vex or maybe_vex alternatives, use
3497 maybe_evex instead of vex in prefix.
3499 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3500 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3501 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3502 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3503 alternatives, use maybe_evex instead of vex in prefix.
3505 * config/i386/sse.md (vec_interleave_lowv4sf,
3506 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3507 v instead of x in vex or maybe_vex alternatives, use
3508 maybe_evex instead of vex in prefix.
3510 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3511 v instead of x in vex or maybe_vex alternatives, use
3512 maybe_evex instead of vex in prefix.
3514 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3515 v constraint instead of x.
3517 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3519 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3520 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3523 2016-05-06 Richard Biener <rguenther@suse.de>
3525 PR tree-optimization/70948
3526 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3527 Properly clobber all fields of va_list for __builtin_va_start.
3529 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3532 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3533 loop latch destination.
3535 2016-05-06 Martin Liska <mliska@suse.cz>
3537 * tree-ssa-uninit.c: Apply manual changes
3538 to the GNU coding style.
3539 (prune_uninit_phi_opnds): Rename from
3540 prune_uninit_phi_opnds_in_unrealizable_paths.
3542 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3544 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3545 mspace): Remove deprecated options.
3546 * doc/invoke.texi (SH options): Remove -mspace.
3548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3550 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3552 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3554 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3555 corresponding combine split pattern.
3557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3560 * config/sh/predicates.md (long_displacement_mem_operand): New.
3561 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3562 Add movi20, movi20s alternatives. Adjust length attribute for
3564 (movsi_ie): Allow for any FPU. Adjust length attribute for
3566 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3567 attribute for alternatives.
3568 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3569 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3570 length attribute for alternatives.
3572 2016-05-06 Richard Biener <rguenther@suse.de>
3574 PR tree-optimization/70960
3575 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3577 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3580 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3581 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3583 2016-05-06 Marek Polacek <polacek@redhat.com>
3586 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3588 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3591 * config/sh/sh.md (*rotcr): Add another variant.
3593 2016-05-06 Richard Biener <rguenther@suse.de>
3596 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3598 2016-05-06 Richard Biener <rguenther@suse.de>
3601 * fold-const.c (split_tree): Always convert to the original type
3604 2016-05-06 Richard Biener <rguenther@suse.de>
3606 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3607 (fwprop_addr): Likewise.
3609 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3614 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3615 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3616 the splitter condition.
3617 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3618 the splitter condition.
3619 (FP float_extend load splitter): Ditto.
3621 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3624 to REGNO in all peephole2 patterns.
3625 (post-reload splitters): Change true_regnum to REGNO in
3626 post-reload splitters.
3627 (zero_extend splitters): Use general_reg_operand and
3628 nonimmediate_gr_operand predicates.
3630 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3632 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3633 v constraint instead of x.
3635 2016-05-05 Alan Modra <amodra@gmail.com>
3638 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3639 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3640 TARGET_NO_FP_IN_TOC for -mrelocatable.
3641 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3642 TARGET_RELOCATABLE test.
3643 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3644 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3645 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3646 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3647 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3648 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3649 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3650 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3651 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3652 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3654 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3655 (rs6000_stack_info): Likewise.
3656 (rs6000_elf_asm_out_constructor): Likewise.
3657 (rs6000_elf_asm_out_destructor): Likewise.
3658 (rs6000_elf_declare_function_name): Likewise.
3659 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3660 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3663 2016-05-05 Alan Modra <amodra@gmail.com>
3665 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3667 2016-05-05 Alan Modra <amodra@gmail.com>
3669 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3670 out-of-line gpr restore for one or two regs if that would add
3673 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3676 * config/i386/i386.md
3677 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3678 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3679 as operand 0 predicate.
3680 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3682 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3683 Ditto. Emit the pattern using RTX.
3685 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3686 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3687 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3688 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3690 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3691 sse_reg_operand as operand 0 predicate.
3693 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3694 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3695 instead of gen_rtx_REG.
3696 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3699 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3701 * function.c (emit_use_return_register_into_block): Delete.
3702 (gen_return_pattern): Delete.
3703 (emit_return_into_block): Delete.
3704 (active_insn_between): Delete.
3705 (convert_jumps_to_returns): Delete.
3706 (emit_return_for_exit): Delete.
3707 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3708 simple_return for shrink-wrapped blocks.
3709 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3710 end of blocks that need one.
3711 (get_unconverted_simple_return): Delete.
3712 (convert_to_simple_return): Delete.
3713 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3714 (convert_to_simple_return): Ditto.
3716 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3718 * cfgcleanup.c (bb_is_just_return): New function.
3719 (try_optimize_cfg): Simplify jumps to return, branches to return,
3720 and branches around return.
3722 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3724 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3727 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3731 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3732 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3733 assert flags & OEP_HASH_CHECK, instead of asserting it
3734 never happens. Handle TARGET_EXPR.
3735 * fold-const.c (operand_equal_p): For hash verification,
3736 or in OEP_HASH_CHECK into flags.
3738 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3740 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3742 (compute_samebase_partition_bases): Fix typo.
3744 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3746 * config/i386/sse.md (vec_interleave_highv8sf,
3747 vec_interleave_lowv8sf, vec_interleave_highv4df,
3748 vec_interleave_lowv4df): Remove constraints from expanders.
3750 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3752 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3754 * tree-inline.c (expand_call_inline): Fix path dealing with
3755 making lhs of call statement undefined.
3757 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3759 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3760 Check availability on NODE, too.
3761 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3762 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3763 (varpool_node::call_for_symbol_and_aliase): Likewise.
3764 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3765 (propagate_pure_const): Propagate across interposable functions, too.
3766 (skip_function_for_local_pure_const): Do not skip interposable bodies
3768 (pass_local_pure_const::execute): Update.
3770 2016-05-04 Marek Polacek <polacek@redhat.com>
3772 * doc/invoke.texi: Document -Wdangling-else.
3774 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3776 * config.gcc: Error out when conflicting multilib is detected. Do not
3777 loop over multilibs since no combination is legal.
3779 2016-05-04 Alan Modra <amodra@gmail.com>
3781 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3782 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3783 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3786 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3788 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3789 Clean up p5600 comments.
3791 2016-05-04 Richard Biener <rguenther@suse.de>
3793 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3794 constructor simplifications.
3795 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3797 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3799 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3800 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3801 result.set_rtx is null instead of aborting.
3802 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3804 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3805 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3806 *mov<mode>_store_postinc): New patterns.
3808 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3810 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3811 as commutative. Check both conversions are NOP.
3812 ((A & B) OP (C & B)): Remove.
3814 2016-05-04 Alan Modra <amodra@gmail.com>
3816 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3818 2016-05-04 Alan Modra <amodra@gmail.com>
3821 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3822 when cr2,3,4 are all fixed regs.
3824 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3826 PR rtl-optimization/57193
3827 * opts.c (default_options_table): Revert OPT_frename_registers change.
3828 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3830 2016-05-03 Martin Sebor <msebor@redhat.com>
3833 * builtins.c (fold_builtin_FILE): New function.
3834 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3835 (fold_builtin_0): Call them.
3836 * gimplify.c (gimplify_call_expr): Remove the handling of
3837 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3840 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3841 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3845 * doc/extend.texi (Function Names as Strings): Update __func__,
3846 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3849 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3850 Richard Biener <rguenther@suse.de>
3852 PR tree-optimization/70916
3853 * tree-if-conv.c: Include cfganal.h.
3854 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3855 and remove_fake_exit_edges around the optimization pass.
3857 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3859 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3860 (cgraph_edge::make_direct): Likewise.
3861 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3862 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3863 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3864 (CIF_THUNK): New code.
3865 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3866 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3867 (compute_inline_parameters): Set inline_failed for thunks.
3868 (inline_analyze_function): Cleanup.
3869 * ipa-inline.c (can_inline_edge_p): Do not deal with
3870 call_stmt_cannot_inline_p.
3871 (can_early_inline_edge_p): Likewise.
3872 (early_inliner): Initialize inline_failed.
3873 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3875 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3877 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3878 from nonimm_ssenomem_operand.
3879 (nonimm_ssenomem_operand): New predicate.
3880 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3881 as operand 0 predicate.
3882 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3883 Disable unsupported alternatives using "enabled" attribute.
3884 Use register_ssemem_operand as operand 0 predicate.
3885 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3887 2016-05-03 Marek Polacek <polacek@redhat.com>
3890 * input.c (expansion_point_location): New function.
3891 * input.h (expansion_point_location): Declare.
3893 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3895 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3896 occurence with frame_offset_ ones.
3898 2016-05-03 Alan Modra <amodra@gmail.com>
3900 PR rtl-optimization/70890
3901 * ira.c (combine_and_move_insns): When moving def_insn, remove
3904 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3906 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3907 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3908 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3909 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3911 2016-05-03 Alan Modra <amodra@gmail.com>
3913 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3914 for SAVE_MULTIPLE/STORE_MULTIPLE.
3916 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3918 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3919 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3921 2016-05-03 Richard Biener <rguenther@suse.de>
3923 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3925 (gimplify_arg): Likewise.
3926 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3927 re-writing the result to a decl if required.
3928 (internal_get_tmp_var): Add allow_ssa parameter
3929 and override into_ssa with it.
3930 (get_formal_tmp_var): Adjust.
3931 (get_initialized_tmp_var): Add allow_ssa parameter.
3932 (gimplify_arg): Add allow_ssa parameter and avoid generating
3933 SSA names for the result false.
3934 (gimplify_call_expr): If the call may return twice do not
3935 gimplify parameters into SSA.
3936 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3937 (gimplify_modify_expr): Adjust assert. For noreturn calls
3938 with a SSA name LHS adjust its def.
3939 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3940 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3941 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3942 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3943 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3944 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3945 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3946 (optimize_target_teams): Do not allow SSA names for clause operands.
3947 (gimplify_expr): Likewise for where we mark the result addressable.
3948 * passes.def (pass_init_datastructures): Remove.
3949 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3950 (rewrite_stmt): Likewise.
3951 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3952 (replace_locals_op): Replace SSA names.
3953 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3954 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3955 * cgraph.c (release_function_body): Free CFG annotations only
3956 when we have a CFG. Simplify.
3957 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3958 force_gimple_operand instead of get_initialized_tmp_var.
3959 * tree-pass.h (make_pass_init_datastructures): Remove.
3960 * tree-ssa.c (execute_init_datastructures): Remove.
3961 (pass_data_init_datastructures): Likewise.
3962 (class pass_init_datastructures): Likewise.
3963 (make_pass_init_datastructures): Likewise.
3964 * omp-low.c (create_omp_child_function): Init SSA data structures.
3965 (grid_expand_target_grid_body): Likewise.
3966 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3967 name before adding it to names_to_release.
3968 (remove_bb): Always release SSA defs.
3969 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3970 before dereferencing it.
3971 * cgraphunit.c (init_lowered_empty_function): Always
3972 int SSA data structures.
3973 * tree-ssanames.c (release_defs): Remove assert that we are in
3975 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3977 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3978 Uros Bizjak <ubizjak@gmail.com>
3980 PR rtl-optimization/70467
3981 * config/i386/predicates.md (x86_64_hilo_int_operand,
3982 x86_64_hilo_general_operand): New predicates.
3983 * config/i386/constraints.md (Wd): New constraint.
3984 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3985 (general_hilo_operand): New mode attr.
3986 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3987 instead of <general_operand>.
3988 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3989 x86_64_hilo_general_operand instead of <general_operand>.
3991 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3993 PR tree-optimization/70916
3994 * tree-if-conv.c (constant_or_ssa_name): Removed.
3995 (fold_build_cond_expr): Use is_gimple_val instead of
3996 constant_or_ssa_name.
3998 PR tree-optimization/70916
3999 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4000 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4003 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4004 (optimize_atomic_bit_test_and): New function.
4005 (pass_fold_builtins::execute): Use it.
4006 * optabs.def (atomic_bit_test_and_set_optab,
4007 atomic_bit_test_and_complement_optab,
4008 atomic_bit_test_and_reset_optab): New optabs.
4009 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4010 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4011 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4012 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4013 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4014 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4015 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4016 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4017 atomic_bit_test_and_complement@var{mode},
4018 atomic_bit_test_and_reset@var{mode}): Document.
4019 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4020 atomic_bit_test_and_complement<mode>,
4021 atomic_bit_test_and_reset<mode>): New expanders.
4022 (atomic_bit_test_and_set<mode>_1,
4023 atomic_bit_test_and_complement<mode>_1,
4024 atomic_bit_test_and_reset<mode>_1): New insns.
4026 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4028 PR rtl-optimization/70687
4029 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4030 instead of unsigned HOST_WIDE_INT.
4032 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4034 PR rtl-optimization/44281
4035 * hard-reg-set.h (struct target_hard_regs): New field
4036 x_fixed_nonglobal_reg_set.
4037 (fixed_nonglobal_reg_set): New macro.
4038 * reginfo.c (init_reg_sets_1): Initialize it.
4039 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4041 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4043 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4045 PR tree-optimization/56541
4046 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4047 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4048 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4049 (any_complicated_phi): new static variable.
4050 (aggressive_if_conv): delete.
4051 (if_convertible_phi_p): support phis with more than two arguments.
4052 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4053 critical pred edges.
4054 (ifcvt_split_critical_edges): support phis with more than two
4055 arguments by checking new parameter. only split critical edges
4057 (tree_if_conversion): handle simd pragma marked loop using new
4058 local variable aggressive_if_conv. check any_complicated_phi.
4060 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4062 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4065 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4067 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4070 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4072 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4073 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4074 define_insn_and_split.
4075 (mulsi3_i): New define_insn_and_split.
4076 (mulsi3_call): Convert to define_insn.
4077 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4080 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4082 * machmode.h (mode_complex): Add support to give the complex mode
4084 (GET_MODE_COMPLEX_MODE): Likewise.
4085 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4086 stored by build_complex_type and gfc_build_complex_type instead of
4087 trying to figure out the appropriate mode based on the size. Raise
4088 an assertion error, if the type was not set.
4089 * genmodes.c (struct mode_data): Add field for the complex type of
4091 (blank_mode): Likewise.
4092 (make_complex_modes): Remember the complex mode created in the
4094 (emit_mode_complex): Write out the mode_complex array to map a
4095 type mode to the complex version.
4096 (emit_insn_modes_c): Likewise.
4097 * tree.c (build_complex_type): Set the complex type to use before
4098 calling layout_type.
4099 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4100 support for __float128 complex datatypes.
4101 (rs6000_hard_regno_mode_ok): Likewise.
4102 (rs6000_setup_reg_addr_masks): Likewise.
4103 (rs6000_complex_function_value): Likewise.
4104 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4105 __float128 and __ibm128 complex.
4106 (FLOAT128_IBM_P): Likewise.
4107 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4108 * doc/extend.texi (Additional Floating Types): Document that
4109 -mfloat128 must be used to enable __float128. Document complex
4110 __float128 and __ibm128 support.
4112 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4115 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4116 char/short arguments promoted to int because of promote_prototypes.
4118 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4121 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4122 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4123 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4124 alternatives using "enabled" attribute. Use register_ssemem_operand
4125 as operand 1 predicate.
4126 (*cmpi<unord>xf_i387): Split XFmode pattern from
4127 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4128 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4129 *absneg<mode>2_i387. Disable unsupported alternatives using
4130 "enabled" attribute.
4131 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4133 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4135 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4137 (oacc_loop_process): Check mask for loop termination.
4139 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4141 * cif-code.def (CIF_THUNK): Add.
4142 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4145 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4147 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4148 (dump_inline_summary): Dump it.
4149 (fp_expression_p): New predicate.
4150 (estimate_function_body_sizes): Use it.
4151 (inline_merge_summary): Merge fp_expressions.
4152 (inline_read_section): Read fp_expressions.
4153 (inline_write_summary): Write fp_expressions.
4154 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4155 codegen boundary if either caller or callee is !fp_expressions.
4156 * ipa-inline.h (inline_summary): Add fp_expressions.
4157 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4158 to fp_expressions be sure the fp generation flags are updated.
4160 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4162 PR rtl-optimization/70467
4163 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4165 PR rtl-optimization/70467
4166 * ipa-pure-const.c (check_call): Handle internal calls even in
4167 ipa mode like in local mode.
4169 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4171 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4173 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4175 * match.pd (X u< X, X u> X): New transformations.
4177 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4179 * flag-types.h (enum warn_strict_overflow_code): Move ...
4180 * coretypes.h: ... here.
4181 * fold-const.h (fold_overflow_warning): Declare.
4182 * fold-const.c (fold_overflow_warning): Make non-static.
4183 (fold_comparison): Move the transformation of X +- C1 CMP C2
4184 into X CMP C2 -+ C1 ...
4185 * match.pd: ... here.
4186 * gimple-fold.c (fold_stmt_1): Protect with
4187 fold_defer_overflow_warnings.
4189 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4191 * omp-low.c (struct oacc_loop): Add 'inner' field.
4192 (new_oacc_loop_raw): Initialize it to zero.
4193 (oacc_loop_fixed_partitions): Initialize it.
4194 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4195 available partitioning.
4197 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4199 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4201 (umulsidi3): Likewise.
4202 (indirect_jump): Fix jump instruction assembly patterns.
4204 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4207 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4208 (nvptx_function_value): Assert non-NULL cfun.
4210 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4212 PR rtl-optimization/70886
4213 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4215 * cselib.h (rtx_equal_for_cselib_1): Declare.
4216 (rtx_equal_for_cselib_p: New inline function.
4217 * cselib.c (rtx_equal_for_cselib_p): Delete.
4218 (rtx_equal_for_cselib_1): Make public.
4220 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4222 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4223 (register_mixssei387nonimm_operand): Remove predicate.
4224 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4225 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4226 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4227 for TARGET_MIX_SSE_I387 alternatives.
4228 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4229 Disable unsupported alternatives using "enabled" attribute. Use
4230 nonimm_ssenomem_operand as operand 1 predicate. Also check
4231 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4233 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4235 * tree.c (cst_and_fits_in_hwi): Simplify.
4237 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4239 * tree.h (wi::to_wide): New function.
4240 * expr.c (expand_expr_real_1): Use wi::to_wide.
4241 * fold-const.c (int_const_binop_1): Likewise.
4242 (extract_muldiv_1): Likewise.
4244 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4246 * wide-int.h: Update offset_int and widest_int documentation.
4247 (WI_SIGNED_SHIFT_RESULT): New macro.
4248 (wi::binary_shift): Define signed_shift_result_type for
4249 shifts on offset_int- and widest_int-like types.
4250 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4251 * tree.h (int_bit_position): Use shift operators instead of wi::
4253 * alias.c (adjust_offset_for_component_ref): Likewise.
4254 * expr.c (get_inner_reference): Likewise.
4255 * fold-const.c (fold_comparison): Likewise.
4256 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4257 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4258 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4259 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4260 (stmt_kills_ref_p): Likewise.
4261 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4262 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4263 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4264 (ao_ref_init_from_vn_reference): Likewise.
4266 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4268 * wide-int.h: Update offset_int and widest_int documentation.
4269 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4270 (wi::binary_traits): Allow ordered comparisons between offset_int and
4271 offset_int, between widest_int and widest_int, and between either
4272 of these types and basic C types.
4273 (operator <, <=, >, >=): Define for the same combinations.
4274 * tree.h (tree_int_cst_lt): Use comparison operators instead
4275 of wi:: comparisons.
4276 (tree_int_cst_le): Likewise.
4277 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4278 (fold_nonarray_ctor_reference): Likewise.
4279 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4280 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4281 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4282 * tree-sra.c (completely_scalarize): Likewise.
4283 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4284 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4285 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4286 (check_for_binary_op_overflow): Likewise.
4287 (search_for_addr_array): Likewise.
4288 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4290 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4292 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4293 (arc_save_restore): Likewise.
4294 (arc_dwarf_register_span): Likewise.
4295 (arc_output_pic_addr_const): Initialize suffix variable.
4297 2016-05-02 Martin Liska <mliska@suse.cz>
4299 * symbol-summary.h (function_summary::function_summary):
4300 Remove checking assert for all cgraph nodes.
4301 (function_summary::get): Check summary_uid.
4302 (symtab_insertion): Check summary_uid.
4304 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4306 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4307 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4309 (arc_dwarf_register_span): Remove enum keyword.
4310 (compact_memory_operand_p): New function.
4311 * config/arc/arc.h (reg_class): Add code density register classes.
4312 (REG_CLASS_NAMES): Likewise.
4313 (REG_CLASS_CONTENTS): Likewise.
4314 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4315 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4316 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4317 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4318 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4320 (h, Rcd, Rsd, Rzd): New register constraints.
4321 (T): Use compact_memory_operand_p function.
4322 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4324 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4326 * config/sh/sh.md (*negnegt, *movtt): Remove.
4328 2016-05-02 Marek Polacek <polacek@redhat.com>
4329 Tom de Vries <tom@codesourcery.com>
4331 PR tree-optimization/70700
4332 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4333 bigger than FIRST_REF_NODE.
4335 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4338 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4340 (prepare_cbranch_operands): Don't use scratch register. Assume that
4341 function is used when pseudos can be created.
4342 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4343 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4344 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4345 define_expand. Allow it only when pseudos can be created.
4346 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4348 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/constraints.md (BC): Only allow -1 operands.
4351 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4352 Add "enabled" attribute. Update XI mode attribute calculation.
4353 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4354 (*movoi_internal_avx): Update XI mode attribute calculation.
4355 (*movti_internal): Ditto.
4357 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4359 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4360 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4362 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4364 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4365 statement on instruction code. Remove trailing spaces.
4366 (altivec_expand_stv_builtin): Likewise.
4368 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4370 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4371 (TARGET_FPU_DOUBLE): Simplify.
4372 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4373 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4374 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4375 with 'TARGET_FPU_DOUBLE'.
4376 * config/sh/sh.md: Likewise.
4378 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4380 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4381 SH_DIV_STR_FOR_SIZE): Remove.
4382 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4383 SH_DIV_STR_FOR_SIZE): Remove.
4385 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4387 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4388 logical_reg_operand): Delete.
4389 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4390 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4391 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4392 match_operand and match_test.
4393 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4394 variables on their first use. Return bool values.
4395 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4396 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4397 arith_reg_operand for input operand. Remove empty constraints.
4399 (*xorsi3_compact): Rename to xorsi3.
4400 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4401 (*zero_extend<mode>si2_disp_mem): Update comment.
4404 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4406 * config/sh/t-sh: Remove SH5 support.
4407 * config.gcc: Likewise.
4408 * configure: Likewise.
4410 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4412 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4414 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4416 * config/sh/sh.c (register_sh_passes, sh_option_override,
4417 sh_print_operand, prepare_move_operands,
4418 sh_can_follow_jump): Remove TARGET_SH1 checks.
4419 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4420 PROMOTE_MODE): Likewise.
4421 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4424 2016-04-30 Alan Modra <amodra@gmail.com>
4426 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4427 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4428 Check for user regs later to avoid unnecessary looping over regs.
4429 Merge user reg check with non-saved reg check. Don't force
4430 inline VR restore when static chain used.
4431 (rs6000_frame_related): Omit eh_frame info for user regs when
4433 (fixed_regs_p): Delete.
4435 2016-04-30 Alan Modra <amodra@gmail.com>
4437 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4438 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4441 2016-04-30 Alan Modra <amodra@gmail.com>
4444 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4445 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4448 2016-04-30 Alan Modra <amodra@gmail.com>
4450 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4451 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4452 flag_pic test for Darwin.
4454 2016-04-30 Alan Modra <amodra@gmail.com>
4456 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4457 throw_calls_crossed.
4458 (REG_FREQ_CALLS_CROSSED): Delete.
4459 (REG_N_THROWING_CALLS_CROSSED): Delete.
4460 * regstat.c (regstat_bb_compute_ri): Don't calculate
4461 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4462 (dump_reg_info): Don't print call cross frequency.
4463 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4464 and REG_N_THROWING_CALLS_CROSSED.
4466 2016-04-30 Alan Modra <amodra@gmail.com>
4468 * regs.h (struct reg_info_t): Delete live_length.
4469 (REG_LIVE_LENGTH): Delete macro.
4470 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4471 local_live, local_processed and local_live_last_luid params.
4472 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4474 (regstat_compute_ri): Adjust for above. Don't set
4476 (dump_reg_info): Don't print live length.
4477 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4478 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4479 Localize loop_depth var.
4481 2016-04-30 Alan Modra <amodra@gmail.com>
4483 * ira.c (enum valid_equiv): New.
4484 (validate_equiv_mem): Return enum.
4485 (update_equiv_mem): Create replacement in more cases.
4486 (add_store_equivs): Update validate_equiv_mem call.
4488 2016-04-30 Alan Modra <amodra@gmail.com>
4490 * ira.c (combine_and_move_insns): Rather than scanning insns,
4491 use DF infrastucture to find use and def insns.
4493 2016-04-30 Alan Modra <amodra@gmail.com>
4495 ira.c (combine_and_move_insns): Move invariant conditions..
4496 (ira.c): ..to here. Call combine_and_move_insns before
4497 add_store_equivs. Call grow_reg_equivs later. Allocate
4498 req_equiv later using max_reg_num() rather than global max_regno.
4499 (contains_replace_regs): Delete.
4500 (add_store_equivs): Remove contains_replace_regs test.
4502 2016-04-30 Alan Modra <amodra@gmail.com>
4504 * ira.c (struct equiv_mem_data): New.
4505 (equiv_mem, equiv_mem_modified): Delete static vars.
4506 (validate_equiv_mem_from_store): Use "data" param to communicate..
4507 (validate_equiv_mem): ..from here.
4509 2016-04-30 Alan Modra <amodra@gmail.com>
4511 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4513 (update_reg_equivs): ..here. Move allocation and freeing of
4514 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4515 end_alias_analysis to..
4518 2016-04-30 Alan Modra <amodra@gmail.com>
4520 * ira.c (pdx_subregs): Delete.
4521 (struct equivalence): Add pdx_subregs field.
4522 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4524 (update_equiv_regs): Don't create or free pdx_subregs. Update
4527 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4529 * config/rs6000/altivec.h: Change definitions of vec_xl and
4531 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4532 (LD_ELEMREV_V2DI): New.
4533 (LD_ELEMREV_V4SF): New.
4534 (LD_ELEMREV_V4SI): New.
4535 (LD_ELEMREV_V8HI): New.
4536 (LD_ELEMREV_V16QI): New.
4537 (ST_ELEMREV_V2DF): New.
4538 (ST_ELEMREV_V2DI): New.
4539 (ST_ELEMREV_V4SF): New.
4540 (ST_ELEMREV_V4SI): New.
4541 (ST_ELEMREV_V8HI): New.
4542 (ST_ELEMREV_V16QI): New.
4545 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4546 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4547 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4548 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4549 (altivec_expand_builtin): Add handling for
4550 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4551 (rs6000_invalid_builtin): Add error-checking for
4552 RS6000_BTM_P9_VECTOR.
4553 (altivec_init_builtins): Define builtins used to implement vec_xl
4555 (rs6000_builtin_mask_names): Define power9-vector.
4556 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4557 (RS6000_BTM_P9_VECTOR): Define.
4558 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4559 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4560 (vsx_ld_elemrev_v2df): Likewise.
4561 (vsx_ld_elemrev_v4sf): Likewise.
4562 (vsx_ld_elemrev_v4si): Likewise.
4563 (vsx_ld_elemrev_v8hi): Likewise.
4564 (vsx_ld_elemrev_v16qi): Likewise.
4565 (vsx_st_elemrev_v2df): Likewise.
4566 (vsx_st_elemrev_v2di): Likewise.
4567 (vsx_st_elemrev_v4sf): Likewise.
4568 (vsx_st_elemrev_v4si): Likewise.
4569 (vsx_st_elemrev_v8hi): Likewise.
4570 (vsx_st_elemrev_v16qi): Likewise.
4571 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4574 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4576 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4578 (simplify_control_stmt_condition_1): ... here. Recurse into
4579 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4581 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4584 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4585 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4586 define_insn_and_split to define_insn.
4587 (zero_extendqi<mode>2_dot2): Same.
4588 (extendqi<mode>2_dot): Same.
4589 (extendqi<mode>2_dot2): Same.
4591 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4594 (probe_stack): New expander.
4595 (probe_stack_<mode>): New insn pattern.
4597 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.md
4600 (operations with memory inputs setting flags peephole2):
4601 Remove uneeded REG_P checks. Cleanup pattern generation.
4603 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4605 * tree-vect-loop.c (vect_transform_loop): Fix
4606 nb_iterations_upper_bound computation for vectorized loop.
4608 2016-04-29 Marek Polacek <polacek@redhat.com>
4609 Jakub Jelinek <jakub@redhat.com>
4612 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4613 TARGET_EXPR_SLOT as a base.
4615 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4617 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4618 with 'rCm2' constraints to limit possible immediate size.
4619 (*load_zeroextendqisi_update): Likewise.
4620 (*load_signextendqisi_update): Likewise.
4621 (*loadhi_update): Likewise.
4622 (*load_zeroextendhisi_update): Likewise.
4623 (*load_signextendhisi_update): Likewise.
4624 (*loadsi_update): Likewise.
4625 (*loadsf_update): Likewise.
4627 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/predicates.md (constm1_operand): Fix comparison.
4631 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4633 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4635 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4637 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4638 remaining SH5 related settings.
4639 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4640 shmedia_prepare_call_address): Delete.
4641 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4642 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4643 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4644 UNSUPPORTED_SH2A): Remove m5 checks.
4645 (sh_divide_strategy_e): Remove SH5 division strategies.
4646 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4647 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4649 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4651 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4653 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4655 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4656 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4658 * config/s390/vector.md ("mov<mode>"): Likewise.
4660 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4662 * config/s390/constraints.md ("U", "W"): Invoke
4663 s390_mem_constraint with "ZR" and "ZT".
4664 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4665 addresses when using LRA. Accept also short displacements for S
4666 and T constraints. Do not check for long displacement target for
4667 S and T constraints.
4668 (s390_mem_constraint): Remove handling of U and W constraints.
4669 * config/s390/s390.md (various patterns): Remove the short
4670 displacement constraints (Q and R) if a long displacement
4671 constraint is present. Add longdisp as required CPU capability.
4672 * config/s390/vector.md: Likewise.
4673 * config/s390/vx-builtins.md: Likewise.
4675 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4678 * reload1.c (reload): Call finish_spills before
4679 restarting reload loop. Skip select_reload_regs
4680 if update_eliminables_and_spill returns true.
4682 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4684 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4685 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4686 (umulhisi3_imm): Update predicates and constraint letters.
4687 (umulhisi3_reg): Declare instruction as commutative.
4688 * config/arc/constraints.md (J12, J16): New constraints.
4689 * config/arc/predicates.md (short_unsigned_const_operand): New
4691 (arc_short_operand): Likewise.
4692 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4694 2016-04-29 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/13962
4697 PR tree-optimization/65686
4698 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4699 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4700 using PTA to compare pointers.
4701 * match.pd: Add pattern for pointer equality compare simplification
4702 using ptrs_compare_unequal.
4704 2016-04-29 Richard Biener <rguenther@suse.de>
4706 * stor-layout.c (layout_type): Do not build a pointer-to-element
4709 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4711 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4712 Use SWI mode iterator. Use general_reg_operand predicate.
4713 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4714 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4717 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4720 * fold-const.c (operand_equal_p): Don't verify hash value equality
4722 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4725 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4728 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4729 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4730 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4731 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4732 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4734 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4736 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4737 to info. Don't initialize separate fields to 0. Clean up
4740 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.md (peephole2s for operations with memory inputs):
4743 Use SWI mode iterator.
4744 (peephole2s for operations with memory outputs): Ditto.
4745 Do not check for stack checking probe.
4747 (probe_stack): Remove expander.
4749 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4750 Andrew Burgess <andrew.burgess@embecosm.com>
4752 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4753 operands as 32-bits.
4755 2016-04-28 Jason Merrill <jason@redhat.com>
4757 * gdbinit.in: Skip line-map.h.
4759 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4760 Andrew Burgess <andrew.burgess@embecosm.com>
4762 * config/arc/arc.c (arc_conditional_register_usage): Take
4763 TARGET_RRQ_CLASS into account.
4764 (arc_print_operand): Support printing 'p' and 's' operands.
4765 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4767 (TARGET_RRQ_CLASS): Define.
4768 (IS_POWEROF2_OR_0_P): Define.
4769 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4771 (*tst_movb): New define_insn.
4772 (*tst): Avoid recognition if it could prevent '*tst_movb'
4773 combination; replace c/CnL with c/Chs alternative.
4774 (*tst_bitfield_tst): New define_insn.
4775 (*tst_bitfield_asr): New define_insn.
4776 (*tst_bitfield): New define_insn.
4777 (andsi3_i): Add Rrq variant.
4778 (extzv): New define_expand.
4779 (insv): New define_expand.
4780 (*insv_i): New define_insn.
4781 (*movb): New define_insn.
4782 (*movb_signed): New define_insn.
4783 (*movb_high): New define_insn.
4784 (*movb_high_signed): New define_insn.
4785 (*movb_high_signed + 1): New define_split pattern.
4786 (*mrgb): New define_insn.
4787 (*mrgb + 1): New define_peephole2 pattern.
4788 (*mrgb + 2): New define_peephole2 pattern.
4789 * config/arc/arc.opt (mbitops): New option for nps400, uses
4790 TARGET_NPS_BITOPS_DEFAULT.
4791 * config/arc/constraints.md (q): Make register class conditional.
4792 (Rrq): New register constraint.
4793 (Chs): New constraint.
4794 (Clo): New constraint.
4795 (Chi): New constraint.
4796 (Cbf): New constraint.
4797 (Cbn): New constraint.
4798 (C18): New constraint.
4799 (Cbi): New constraint.
4801 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4803 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4805 (bitmap_intersection_of_preds): Ditto.
4806 (bitmap_union_of_succs): Ditto.
4807 (bitmap_union_of_preds): Ditto.
4808 * sbitmap.c (do_popcount): Delete.
4809 (BITMAP_DEBUGGING): Delete.
4810 (sbitmap_verify_popcount): Delete.
4811 (sbitmap_alloc): Don't initialize the popcount field.
4812 (sbitmap_alloc_with_popcount): Delete.
4813 (sbitmap_resize): Don't resize the popcount array.
4814 (sbitmap_vector_alloc): Don't initialize the popcount field.
4815 (bitmap_copy): Don't copy the popcount array.
4816 (bitmap_clear): Don't clear the popcount array.
4817 (bitmap_clear): Delete the popcount array handling.
4818 (bitmap_ior_and_compl): Delete the popcount assert.
4819 (bitmap_not): Ditto.
4820 (bitmap_and_compl): Ditto.
4821 (bitmap_and): Delete the popcount array handling.
4822 (bitmap_xor): Ditto.
4823 (bitmap_ior): Ditto.
4824 (bitmap_or_and): Delete the popcount assert.
4825 (bitmap_and_or): Ditto.
4826 (popcount_table): Delete.
4827 (sbitmap_elt_popcount): Delete.
4828 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4829 (bitmap_set_bit): Delete the popcount assert.
4830 (bitmap_clear_bit): Ditto.
4831 (sbitmap_free): Don't free the popcount array.
4832 (sbitmap_alloc_with_popcount): Delete declaration.
4833 (sbitmap_popcount): Ditto.
4835 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4836 Andrew Burgess <andrew.burgess@embecosm.com>
4838 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4839 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4840 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4841 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4842 * config/arc/arc.opt (mcmem): New option.
4843 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4844 supply length for r/m alternative.
4845 (*extendqisi2_ac): Likewise.
4846 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4848 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4849 (movhi_insn): Likewise.
4850 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4851 (*zero_extendqihi2_i): Add r/Ucm alternative.
4852 (*zero_extendqisi2_ac): Likewise.
4853 (*zero_extendhisi2_i): Likewise.
4854 * config/arc/constraints.md (Uex): New memory constraint.
4855 (Ucm): New define_constraint.
4856 * config/arc/predicates.md (long_immediate_loadstore_operand):
4857 Return 0 for MEM with cmem_address address.
4858 (cmem_address_0): New predicates.
4859 (cmem_address_1): Likewise.
4860 (cmem_address_2): Likewise.
4861 (cmem_address): Likewise.
4863 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4865 * config/rs6000/rs6000.c (machine_function): Rename
4866 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4867 (rs6000_stack_info): Adjust.
4869 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4870 Andrew Burgess <andrew.burgess@embecosm.com>
4872 * config/arc/constraints.md (Usd): Convert to define_constraint.
4876 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4879 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4880 Add new peephole2 where the first insn is *mov<mode>_or instead of
4881 *mov<mode>_internal.
4883 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4885 * tracer.c (bb_seen): Make static.
4887 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4889 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4890 support, setup defaults.
4891 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4892 * config/arc/arc.c (arc_init): Add NPS400 support.
4893 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4894 (TARGET_ARC700): NPS400 is also an ARC700.
4895 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4897 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4900 * config/nds32/nds32.md (casesi): Don't access the operands array
4903 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4906 (or $-1,reg peephole2): Ditto.
4907 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4909 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4911 * doc/extend.texi (Common Function Attributes) [optimize]:
4912 Discourage use of the optimize attribute.
4914 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4916 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4917 special case builtin.
4918 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4919 ALTIVEC_BUILTIN_VEC_ADDE.
4920 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4921 support for ALTIVEC_BUILTIN_VEC_ADDE.
4922 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4923 for __builtin_vec_adde.
4925 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4928 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4930 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4933 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4934 attributes): Document cilkplus_runtime.
4936 2016-04-28 Martin Jambor <mjambor@suse.cz>
4938 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4939 this function. Call verify_expr on MEM_REFs and bases of other
4942 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4944 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4945 for WORD_REGISTER_OPERATIONS to runtime check.
4947 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4949 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4951 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4953 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4954 big-endian compilation.
4955 * config/arc/arc.md (addf3): Likewise.
4959 2016-04-28 Richard Biener <rguenther@suse.de>
4961 PR tree-optimization/70840
4962 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4963 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4964 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4965 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4967 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4969 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4970 and explain why in a comment.
4972 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4974 * config/arc/arc.md (cpu_facility): Add fpx variant.
4975 (subdf3): Prohibit use reverse sub when assist operations option
4977 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4978 instructions only when FPX is enabled.
4979 * testsuite/gcc.target/arc/trsub.c: New test.
4981 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4983 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4984 mult_operator when calculating "type" attribute.
4985 (*fop_<mode>_1_i387): Ditto.
4986 (*fop_xf_1_i387): Ditto.
4987 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4988 Use std::swap to swap operands. Use RTL expressions to generate
4991 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4992 Joern Rennecke <joern.rennecke@embecosm.com>
4994 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4996 (emit_pic_move): Remove.
4997 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4998 * config/arc/arc.c (emit_pic_move): Removed.
4999 (TARGET_HAVE_TLS): Define.
5000 (arc_conditional_register_usage): Test for arc_tp_regno.
5001 (arc_print_operand, arc_print_operand_address): Handle TLS
5003 (arc_needs_pcl_p): New function.
5004 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5005 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5006 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5007 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5008 (arc_legitimize_tls_address): Likewise.
5009 (DTPOFF_ZERO_SYM): Define.
5010 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5011 (arc_output_pic_addr_const): Print TLS unspecs.
5012 (prepare_pic_move): New function, replaces emit_pic_move.
5013 (arc_legitimate_constant_p): Handle TLS unspecs.
5014 (arc_legitimate_address_p): Likewise.
5015 (arc_rewrite_small_data_p): Use assert for TLS constants.
5016 (prepare_move_operands): Use prepare_pic_move.
5017 (arc_legitimize_address): Legitimize tls addresses.
5018 (arc_epilogue_uses): Check for arc_tp_regno.
5019 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5020 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5022 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5024 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5025 %(arc_tls_extra_start_spec).
5026 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5027 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5029 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5030 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5031 (UNSPEC_TLS_OFF): Add.
5033 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5034 (get_thread_pointersi): New patterns.
5035 * config/arc/arc.opt (mtp-regno): New option.
5036 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5037 (move_dest_operand): Likewise.
5038 * configure: Regenerate.
5039 * configure.ac: Add arc*-*-* case to test for tls.
5040 * doc/invoke.texi (ARC options): Document mtp-regno.
5042 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5044 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5045 the new ARC HS SIMD instructions.
5046 (arc_preferred_simd_mode): New function.
5047 (arc_autovectorize_vector_sizes): Likewise.
5048 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5049 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5050 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5051 (arc_init_builtins): Add new SIMD builtin types.
5052 (arc_split_move): Handle 64 bit vector moves.
5053 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5054 (TARGET_PLUS_QMACW): Define.
5055 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5056 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5057 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5058 (VSUBADD4H): New builtins.
5059 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5060 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5062 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5063 Matthias Klose <doko@debian.org>
5065 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5067 2016-04-28 Richard Biener <rguenther@suse.de>
5070 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5073 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5075 * common/config/sh/sh-common.c: Remove SH5 support.
5076 * config/sh/constraints.md: Likewise.
5077 * config/sh/config/sh/elf.h: Likewise.
5078 * config/sh/linux.h: Likewise.
5079 * config/sh/netbsd-elf.h: Likewise.
5080 * config/sh/predicates.md: Likewise.
5081 * config/sh/sh-c.c: Likewise.
5082 * config/sh/sh-protos.h: Likewise.
5083 * config/sh/sh.c: Likewise.
5084 * config/sh/sh.h: Likewise.
5085 * config/sh/sh.md: Likewise.
5086 * config/sh/sh.opt: Likewise.
5087 * config/sh/sync.md: Likewise.
5088 * config/sh/sh64.h: Delete.
5089 * config/sh/shmedia.h: Likewise.
5090 * config/sh/shmedia.md: Likewise.
5091 * config/sh/sshmedia.h: Likewise.
5092 * config/sh/t-netbsd-sh5-64: Likewise.
5093 * config/sh/t-sh64: Likewise.
5094 * config/sh/ushmedia.h: Likewise.
5096 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5098 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5099 general_reg_operand instead of register_operand predicate.
5101 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5103 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5105 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5107 * match.pd (A - B > A, A + B < A): New transformations.
5109 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5111 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5112 which defaults to true. Emit an outer pair of parentheses only if
5113 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5114 don't emit parentheses for the right-hand operand.
5116 2016-04-27 Jeff Law <law@redhat.com>
5118 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5120 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5122 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5123 (altivec_lvx_<mode>_internal): Document.
5124 (altivec_lvx_<mode>_2op): New define_insn.
5125 (altivec_lvx_<mode>_1op): Likewise.
5126 (altivec_lvx_<mode>_2op_si): Likewise.
5127 (altivec_lvx_<mode>_1op_si): Likewise.
5128 (altivec_stvx_<mode>): Remove.
5129 (altivec_stvx_<mode>_internal): Document.
5130 (altivec_stvx_<mode>_2op): New define_insn.
5131 (altivec_stvx_<mode>_1op): Likewise.
5132 (altivec_stvx_<mode>_2op_si): Likewise.
5133 (altivec_stvx_<mode>_1op_si): Likewise.
5134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5135 Expand vec_ld and vec_st during parsing.
5136 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5138 (altivec_expand_stvx_be): Likewise.
5139 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5140 address-masking behavior in RTL.
5141 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5142 address-masking behavior in RTL.
5143 (altivec_expand_builtin): Change builtin code arguments for calls
5144 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5145 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5146 presence of lvx/stvx patterns.
5147 (alignment_with_canonical_addr): New function.
5148 (alignment_mask): Likewise.
5149 (find_alignment_op): Likewise.
5150 (recombine_lvx_pattern): Likewise.
5151 (recombine_stvx_pattern): Likewise.
5152 (recombine_lvx_stvx_patterns): Likewise.
5153 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5154 stvx patterns from expand.
5155 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5157 (vector_altivec_store_<mode>): Likewise.
5159 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5161 * config/aarch64/aarch64.md
5162 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5163 remove the "fp" attributes.
5164 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5165 add the "simd" attributes.
5166 (*movdf_aarch64): Likewise.
5167 (*movtf_aarch64): Remove the "fp" attributes.
5168 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5169 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5171 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5173 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5174 rtx to rtx_code_label *.
5175 * rtl.h (maybe_set_first_label_num): Likewise.
5177 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5179 * df-core.c (df_add_problem): Make the problem param be const.
5180 (df_remove_problem): Make local "problem" be const.
5181 * df-problems.c (problem_RD): Make const.
5182 (problem_LR): Likewise.
5183 (problem_LIVE): Likewise.
5184 (problem_MIR): Likewise.
5185 (problem_CHAIN): Likewise.
5186 (problem_WORD_LR): Likewise.
5187 (problem_NOTE): Likewise.
5188 (problem_MD): Likewise.
5189 * df-scan.c (problem_SCAN): Likewise.
5190 * df.h (struct df_problem): Make field "dependent_problem" be
5192 (struct dataflow): Likewise for field "problem".
5193 (df_add_problem): Make param const.
5195 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5198 inter-unit moves to/from vector registers are enabled. Do not disable
5201 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5203 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5204 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5206 (enum df_problem_id): ...this new enum.
5207 (struct df_problem): Convert field "id" from "int" to
5210 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5212 * rtl.def: Update comment for "things in the instruction chain" to
5213 reflect the removal of the leading "i" field for INSN_UID in
5214 r210360. Fix bogus apostrophe.
5216 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5218 * config/i386/i386.md
5219 (lea arith with mem operand + setcc peephole2): Set operator mode.
5221 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5224 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5225 (dimode_scalar_to_vector_candidate_p): This.
5226 (timode_scalar_to_vector_candidate_p): New function.
5227 (scalar_to_vector_candidate_p): Likewise.
5228 (timode_check_non_convertible_regs): Likewise.
5229 (timode_remove_non_convertible_regs): Likewise.
5230 (remove_non_convertible_regs): Likewise.
5231 (remove_non_convertible_regs): Renamed to ...
5232 (dimode_remove_non_convertible_regs): This.
5233 (scalar_chain::~scalar_chain): Make it virtual.
5234 (scalar_chain::compute_convert_gain): Make it pure virtual.
5235 (scalar_chain::mark_dual_mode_def): Likewise.
5236 (scalar_chain::convert_insn): Likewise.
5237 (scalar_chain::convert_registers): Likewise.
5238 (scalar_chain::add_to_queue): Make it protected.
5239 (scalar_chain::emit_conversion_insns): Likewise.
5240 (scalar_chain::replace_with_subreg): Likewise.
5241 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5242 (scalar_chain::convert_op): Likewise.
5243 (scalar_chain::convert_reg): Likewise.
5244 (scalar_chain::make_vector_copies): Likewise.
5245 (scalar_chain::convert_registers): New pure virtual function.
5246 (class dimode_scalar_chain): New class.
5247 (class timode_scalar_chain): Likewise.
5248 (scalar_chain::mark_dual_mode_def): Renamed to ...
5249 (dimode_scalar_chain::mark_dual_mode_def): This.
5250 (timode_scalar_chain::mark_dual_mode_def): New function.
5251 (timode_scalar_chain::convert_insn): Likewise.
5252 (dimode_scalar_chain::convert_registers): Likewise.
5253 (scalar_chain::compute_convert_gain): Renamed to ...
5254 (dimode_scalar_chain::compute_convert_gain): This.
5255 (scalar_chain::replace_with_subreg): Renamed to ...
5256 (dimode_scalar_chain::replace_with_subreg): This.
5257 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5258 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5259 (scalar_chain::make_vector_copies): Renamed to ...
5260 (dimode_scalar_chain::make_vector_copies): This.
5261 (scalar_chain::convert_reg): Renamed to ...
5262 (dimode_scalar_chain::convert_reg ): This.
5263 (scalar_chain::convert_op): Renamed to ...
5264 (dimode_scalar_chain::convert_op): This.
5265 (scalar_chain::convert_insn): Renamed to ...
5266 (dimode_scalar_chain::convert_insn): This.
5267 (scalar_chain::convert): Call convert_registers.
5268 (convert_scalars_to_vector): Change to scalar_chain pointer to
5269 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5270 in 32-bit mode. Delete scalar_chain pointer. Call
5271 free_dominance_info in 64-bit mode.
5272 (pass_stv::gate): Remove TARGET_64BIT check.
5273 (ix86_option_override): Put the 64-bit STV pass before the CSE
5276 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5278 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5279 dw_loc_frame_offset field.
5280 * dwarf2out.c (new_loc_descr): Likewise.
5281 (resolve_args_picking_1): Turn the VISITED hash set into a
5282 FRAME_OFFSET hash map. Use it to associate a frame offset to
5283 visited nodes. Remove uses of the CHECKING_P macro.
5284 (resolve_args_picking): Update call to resolve_args_picking_1.
5286 2016-04-27 Martin Liska <mliska@suse.cz>
5288 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5289 (free_loop_data): Release vuses of groups.
5291 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5293 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5294 instead of redundant use_id and boolean have_use_for.
5295 (struct iv_use): Change sub_id into group_id. Remove field next.
5296 Move fields: related_cands, n_map_members, cost_map and selected
5298 (struct iv_group): ... here. New structure.
5299 (struct iv_common_cand): Use structure declaration directly.
5300 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5301 (MAX_CONSIDERED_USES): Rename macro to ...
5302 (MAX_CONSIDERED_GROUPS): ... here.
5303 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5304 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5305 (dump_uses): Rename to ...
5306 (dump_groups): ... here. Update all uses.
5307 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5308 (find_induction_variables): Refactor format of dump information.
5309 (record_sub_use): Delete.
5310 (record_use): Update all uses.
5311 (record_group): New function.
5312 (record_group_use, find_interesting_uses_op): Call above functions.
5314 (find_interesting_uses_cond): Ditto.
5315 (group_compare_offset): New function.
5316 (split_all_small_groups): Rename to ...
5317 (split_small_address_groups_p): ... here. Update all uses.
5318 (split_address_groups): Update all uses.
5319 (find_interesting_uses): Refactor format of dump information.
5320 (add_candidate_1): Update all uses. Remove redundant check on iv,
5322 (add_candidate, record_common_cand): Remove redundant assert.
5323 (add_iv_candidate_for_biv): Update use.
5324 (add_iv_candidate_derived_from_uses): Update all uses.
5325 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5326 (alloc_use_cost_map): Ditto.
5327 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5328 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5329 (determine_use_iv_cost_generic): Ditto.
5330 (determine_group_iv_cost_generic): Ditto.
5331 (determine_use_iv_cost_address): Ditto.
5332 (determine_group_iv_cost_address): Ditto.
5333 (determine_use_iv_cost_condition): Ditto.
5334 (determine_group_iv_cost_cond): Ditto.
5335 (determine_use_iv_cost): Ditto.
5336 (determine_group_iv_cost): Ditto.
5337 (set_autoinc_for_original_candidates): Update all uses.
5338 (find_iv_candidates): Update all uses. Refactor dump information.
5339 (determine_use_iv_costs): Ditto.
5340 (determine_iv_costs): Ditto.
5341 (iv_ca_cand_for_use): Rename to ...
5342 (iv_ca_cand_for_group): ... here. Update all uses.
5343 (iv_ca_add_use, iv_ca_add_group): Ditto.
5344 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5345 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5346 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5347 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5348 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5349 (create_new_iv, adjust_iv_update_pos): Ditto.
5350 (rewrite_use_address): Delete.
5351 (rewrite_use_address_1): Rename to ...
5352 (rewrite_use_address): ... here.
5353 (rewrite_use_compare): Update all uses.
5354 (rewrite_use): Delete.
5355 (rewrite_uses): Rename to ...
5356 (rewrite_groups): ... here. Update all uses.
5357 (remove_unused_ivs, free_loop_data): Update all uses.
5358 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5360 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5362 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5363 for WORD_REGISTER_OPERATIONS to runtime check.
5365 2016-04-27 Richard Biener <rguenther@suse.de>
5368 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5369 aggregate_value_p to determine if a function result is
5370 returned by reference.
5371 (ipa_pta_execute): Functions having their address taken are
5372 not automatically nonlocal.
5374 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5377 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5378 * fold-const.c (operand_equal_p): If flag_checking and
5379 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5380 and if it returns non-zero, assert iterative_hash_expr on both
5383 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5385 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5387 2016-04-27 Nick Clifton <nickc@redhat.com>
5390 * varasm.c (merge_weak): Generate an error if an attempt is made
5391 to convert a non-weak static function into a weak, public function.
5393 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5395 * params.def (MAX_PARTITION_SIZE): New param.
5396 * doc/invoke.texi: Document lto-max-partition.
5398 2016-04-27 Richard Biener <rguenther@suse.de>
5401 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5402 function cummulating used_from_other_partition, externally_visible
5403 and force_output from aliases.
5404 (refered_from_nonlocal_var): Likewise.
5405 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5406 node flags properly.
5408 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5410 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5411 (-Wmemset-elt-size): New item.
5413 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5416 * stor-layout.h (internal_reference_types): Delete.
5417 * stor-layout.c (reference_types_internal): Likewise.
5418 (internal_reference_types): Likewise.
5419 (layout_type) <REFERENCE_TYPE>: Adjust.
5421 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5424 * tree.h (inchash::add_expr): Add FLAGS argument.
5425 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5426 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5427 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5428 Formatting fix. Adjust recursive calls. For tcc_comparison,
5429 if swap_tree_comparison (code) is smaller than code, hash that
5430 and arguments in the other order. Hash CONVERT_EXPR the same
5431 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5432 of ADDR_EXPR of decl as the decl itself. Add or remove
5433 OEP_ADDRESS_OF from recursive flags as needed. For
5434 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5435 operands commutatively and only the third one normally.
5436 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5438 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5440 * config/rtems.h (LIB_SPEC): Add -latomic.
5442 2016-04-27 Joel Sherrill <joel@rtems.org>
5444 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5445 xilink.ld and flags not relevant to RTEMS.
5447 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5449 * toplev.c (backend_init_target): Avoid calling init_reload when using
5452 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5454 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5455 for loops rather than one for the whole function.
5457 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5459 * match.pd (X + CST CMP X): New transformation.
5461 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5463 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5464 * fold-const.c (fold_binary_loc): Remove 2 transformations
5465 superseded by match.pd.
5466 * match.pd (x+x -> x*2): Generalize to integers.
5468 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5470 * config/i386/i386.md (operation on memory peephole): Duplicate an
5471 existing peephole and adapt it to match lea rather than an operation
5474 PR rtl-optimization/57193
5475 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5477 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5479 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5481 * tree-if-conv.c (any_pred_load_store): New static variable.
5482 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5483 any_pred_load_store instead of and_mask_load_store.
5484 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5485 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5486 (combine_blocks, tree_if_conversion): Ditto.
5488 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5490 PR tree-optimization/70771
5491 PR tree-optimization/70775
5492 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5493 virtual PHI nodes. Delete parameter.
5494 (if_convertible_loop_p_1): Delete argument to above function.
5495 (predicate_all_scalar_phis): Delete code handling single-argument
5497 (tree_if_conversion): Mark and update virtual SSA.
5499 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5502 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5503 (x86_elf_aligned_common): Rename to ...
5504 (x86_elf_aligned_decl_common): ... this.
5505 Add decl arg. Switch to .lbss for largecomm object. Use
5506 LARGECOMM_SECTION_ASM_OP.
5507 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5509 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5510 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5512 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5513 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5515 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5518 * config/i386/i386.c (SECTION_LARGE): Define.
5519 (x86_64_elf_select_section): Set it for large data/bss sections.
5520 Only clear SECTION_WRITE for .lrodata.
5521 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5523 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5524 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5525 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5527 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5528 * doc/tm.texi: Regenerate.
5530 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5533 * configure.ac (--enable-checking): Document extra flag, for
5534 non-release builds default to --enable-checking=yes,extra.
5535 If misc checking and extra checking, define CHECKING_P to 2 instead
5537 * common.opt (fchecking=): Add.
5538 * doc/invoke.texi (-fchecking=): Document.
5539 * doc/install.texi: Document --enable-checking changes.
5540 * configure: Regenerated.
5541 * config.in: Regenerated.
5543 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5546 attribute instead of which_alternative.
5547 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5548 Use EXT_REX_SSE_REG_P where appropriate.
5550 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/predicates.md (const0_operand): Do not match
5553 const_wide_int code.
5554 (const1_operand): Ditto.
5556 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5559 for SSE constm1 operands and TARGET_AVX512VL.
5560 (*movti_internal): Ditto.
5561 (*mov<mode>_or): Use constm1_operand predicate.
5562 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5563 for SSE vector_all_ones operands and TARGET_AVX512VL.
5564 * config/i386/predicates.md (constm1_operand): New predicate.
5565 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5566 emission of constant -1 load.
5568 2016-04-25 Jason Merrill <jason@redhat.com>
5570 * gdbinit.in: Skip is-a.h.
5572 * attribs.c (register_scoped_attributes): Fix logic.
5573 * attribs.h: Declare register_scoped_attributes.
5575 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5577 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5578 stxvd2x and stxvw4x built-in functions.
5580 2016-04-25 DJ Delorie <dj@redhat.com>
5582 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5583 (ashrhi3): Likewise.
5584 (lshrhi3): Likewise.
5586 2016-04-25 Richard Biener <rguenther@suse.de>
5588 PR tree-optimization/70780
5589 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5591 (compute_antic): Mark blocks with abnormal preds as visited as
5592 they have a final empty antic-in solution already.
5594 2016-04-25 Michael Collison <michael.collison@linaro.org>
5596 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5598 2016-04-25 Michael Collison <michael.collison@linaro.org>
5600 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5601 mode is VQI to improve mixed mode vectorization.
5602 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5603 define_insn to match low half of signed vaddw.
5604 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5605 define_insn to match high half of signed vaddw.
5606 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5607 define_insn to match low half of unsigned vaddw.
5608 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5609 define_insn to match high half of unsigned vaddw.
5610 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5611 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5612 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5614 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5615 * config/arm/predicates.md (vect_par_constant_high): Support
5616 big endian and simplify by calling
5617 arm_simd_check_vect_par_cnst_half
5618 (vect_par_constant_low): Likewise.
5620 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5622 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5623 predicate for operand 2.
5625 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5626 H.J. Lu <hongjiu.lu@intel.com>
5628 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5629 machine_mode argument.
5630 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5631 constm1_rtx operands. For VOIDmode constants, get mode from
5632 pred_mode. Check mode size if the mode is supported by ABI.
5633 (standard_sse_constant_opcode): Do not use standard_constant_p.
5634 Strictly check ABI support for all-ones operands.
5635 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5636 immediates. Update calls to standard_sse_constant_p.
5637 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5638 (ix86_rtx_costs): Ditto.
5639 * config/i386/i386.md (*movxi_internal_avx512f): Use
5640 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5641 Use (v,BC) alternative instead of (v,C). Use register_operand
5642 checks instead of MEM_P.
5643 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5644 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5645 isa attribute. Use register_operand checks instead of MEM_P.
5646 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5647 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5648 alternative and corresponding sse2 isa attribute.
5649 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5650 to standard_sse_constant_p.
5651 (FP constant splitters): Ditto.
5652 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5654 * config/i386/predicates.md (constm1_operand): Remove.
5655 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5656 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5657 vector_all_ones_operand instead of constm1_operand.
5659 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5661 * print-rtl.c (print_rtx_insn_vec): New function.
5662 * print-rtl.h: New prototype.
5663 * store-motion.c (struct st_expr): Make avail_stores a vector.
5664 (st_expr_entry): Adjust.
5665 (free_st_expr_entry): Likewise.
5666 (print_store_motion_mems): Likewise.
5667 (find_moveable_store): Likewise.
5668 (compute_store_table): Likewise.
5669 (delete_store): Likewise.
5670 (build_store_vectors): Likewise.
5672 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5674 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5676 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5678 * vec.h (vec_safe_contains): New function.
5679 (vec::contains): Likewise.
5680 (vec::begin): Likewise.
5681 (vec::end): Likewise.
5683 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5686 * cfgexpand.c (expand_stack_vars): Fix typo.
5688 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5690 * system.h (list, map, set, vector): Include conditionally.
5691 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5692 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5693 * ipa-icf.c (INCLUDE_LIST): Define.
5694 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5695 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5696 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5697 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5698 * cp/logic.cc (INCLUDE_LIST): Define.
5699 * fortran/trans-common.c (INCLUDE_MAP): Define.
5701 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5703 * auto-profile.c: Remove <string.h> include.
5704 * ipa-icf-gimple.c: Remove <list> include.
5705 * diagnostic.c: Remove <new> include.
5706 * genmatch.c: Likewise.
5707 * pretty-print.c: Likewise.
5708 * toplev.c: Likewise
5709 * c/c-objc-common.c: Likewise.
5710 * cp/error.c: Likewise.
5711 * fortran/error.c: Likewise.
5713 2016-04-22 Richard Biener <rguenther@suse.de>
5715 * lto-streamer-in.c (input_ssa_names): Do not allocate
5716 GIMPLE_NOP for all SSA names.
5717 * lto-streamer-out.c (output_ssa_names): Do not output
5718 SSA names that should have been released.
5720 2016-04-22 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/70740
5723 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5726 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5729 * config/i386/predicates.md (call_insn_operand): Replace
5730 sibcall_memory_operand with memory_operand.
5732 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5734 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5735 has_single_use() tests.
5736 (register_edge_assert_for_1): Likewise.
5737 (find_assert_locations_1): Check the liveness bitmap instead of
5738 checking has_single_use().
5740 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5743 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5744 Extract AVX-512BW constraint from AVX.
5746 2016-04-21 Richard Biener <rguenther@suse.de>
5748 PR tree-optimization/70725
5749 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5750 for phi_convertible_by_degenerating_args.
5751 (predicate_all_scalar_phis): Handle single-argument PHIs.
5753 2016-04-21 Richard Biener <rguenther@suse.de>
5756 * fold-const.c (fold_comparison): Return properly typed
5759 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5761 PR tree-optimization/70715
5762 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5763 after expanding BASE using expand_simple_operations.
5765 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5767 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5768 New transformations.
5770 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5772 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5774 2016-04-20 Jan Hubicka <jh@suse.cz>
5776 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5777 ultiimate_alias_target.
5778 (update_callee_keys): Likewise.
5779 (lookup_recursive_calls): Likewise.
5780 (speculation_useful_p): Likewise.
5782 2016-04-20 Jan Hubicka <jh@suse.cz>
5785 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5786 (set_nothrow_flag_1): ... this; handle interposition correctly;
5787 recurse on aliases and thunks.
5788 (cgraph_node::set_nothrow_flag): New.
5789 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5790 functions compiled with non-call exceptions that binds to current
5792 (propagate_nothrow): Be safe WRT interposition.
5793 * cgraph.h (set_nothrow_flag): Update prototype.
5795 2016-04-18 Jan Hubicka <jh@suse.cz>
5797 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5798 max_loop_iterations_int.
5799 (tree_unswitch_outer_loop): Likewise.
5801 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5803 PR tree-optimization/69489
5804 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5805 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5806 Revise dump message.
5807 (if_convertible_bb_p): Remove check on edge count of basic block's
5810 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5812 PR tree-optimization/56625
5813 PR tree-optimization/69489
5814 * tree-data-ref.h (DR_INNERMOST): New macro.
5815 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5816 hashing struct innermost_loop_behavior.
5817 (ref_DR_map): Remove.
5818 (innermost_DR_map): New map.
5819 (baseref_DR_map): Revise comment.
5820 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5821 to innermost_DR_map accroding to its innermost loop behavior.
5822 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5823 to its innermost loop behavior.
5824 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5825 Add initialization for innermost_DR_map. Record memory reference
5826 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5827 have innermost loop behavior.
5828 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5831 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5833 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5834 *lea_general_1. Use explicit SWI12 mode interator.
5835 (*lea<mode>_general_2): Rename from *lea_general_2.
5836 Use explicit SWI12 mode interator.
5837 (*lea<mode>_general_3): Rename from *lea_general_3.
5838 Use explicit SWI12 mode interator.
5839 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5840 Use explicit SWI12 mode interator.
5841 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5842 Use explicit SWI48 mode interator.
5844 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5846 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5847 Short-cut unaligned load and store cases. Handle all integer
5849 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5850 and store cases. Call ix86_avx256_split_vector_move_misalign
5851 directly without checking mode class.
5853 2016-04-20 Andrew Pinski <apinski@cavium.com>
5854 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5857 * config/aarch64/aarch64.md (sibcall): Force call
5858 address to be DImode for ILP32.
5859 (sibcall_value): Likewise.
5861 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5863 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5865 2016-04-20 Richard Biener <rguenther@suse.de>
5867 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5868 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5869 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5870 (maybe_push_res_to_seq): Adjust.
5871 * gimple-fold.c (maybe_build_generic_op): Likewise.
5873 2016-04-20 Marek Polacek <polacek@redhat.com>
5875 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5878 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5880 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5881 use kmovw to support AVX512F target.
5883 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5885 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5887 2016-04-20 Marek Polacek <polacek@redhat.com>
5889 PR tree-optimization/70725
5890 * tree-if-conv.c (is_false_predicate): New function.
5891 (predicate_mem_writes): Use it.
5893 2016-04-20 Richard Biener <rguenther@suse.de>
5895 PR tree-optimization/70726
5896 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5897 shift amounts from a pattern stmt operand.
5899 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5902 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5903 stack_restore_from_fpr pattern when restoring r15.
5904 (s390_optimize_prologue): Strip away the memory barrier in the
5905 parallel when trying to get rid of restore insns.
5906 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5907 definition for loading the stack pointer from an FPR. Compared to
5908 the normal move insn this pattern includes a full memory barrier.
5910 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5913 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5914 implicitly linear or lastprivate iterator on the outer context.
5916 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5920 * config/i386/i386.md (ssememalign): Removed.
5921 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5923 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5926 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5927 const short * to __builtin_ia32_loaddquhi512_mask.
5928 (_mm512_maskz_loadu_epi16): Likewise.
5929 (_mm512_mask_storeu_epi16): Pass short * to
5930 __builtin_ia32_storedquhi512_mask.
5931 (_mm512_mask_loadu_epi8): Pass const char * to
5932 __builtin_ia32_loaddquqi512_mask.
5933 (_mm512_maskz_loadu_epi8): Likewise.
5934 (_mm512_mask_storeu_epi8): Pass char * to
5935 __builtin_ia32_storedquqi512_mask.
5936 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5937 const double * to __builtin_ia32_loadupd512_mask.
5938 (_mm512_mask_loadu_pd): Likewise.
5939 (_mm512_maskz_loadu_pd): Likewise.
5940 (_mm512_storeu_pd): Pass double * to
5941 __builtin_ia32_storeupd512_mask.
5942 (_mm512_mask_storeu_pd): Likewise.
5943 (_mm512_loadu_ps): Pass const float * to
5944 __builtin_ia32_loadups512_mask.
5945 (_mm512_mask_loadu_ps): Likewise.
5946 (_mm512_maskz_loadu_ps): Likewise.
5947 (_mm512_storeu_ps): Pass float * to
5948 __builtin_ia32_storeups512_mask.
5949 (_mm512_mask_storeu_ps): Likewise.
5950 (_mm512_mask_loadu_epi64): Pass const long long * to
5951 __builtin_ia32_loaddqudi512_mask.
5952 (_mm512_maskz_loadu_epi64): Likewise.
5953 (_mm512_mask_storeu_epi64): Pass long long *
5954 to __builtin_ia32_storedqudi512_mask.
5955 (_mm512_loadu_si512): Pass const int * to
5956 __builtin_ia32_loaddqusi512_mask.
5957 (_mm512_mask_loadu_epi32): Likewise.
5958 (_mm512_maskz_loadu_epi32): Likewise.
5959 (_mm512_storeu_si512): Pass int * to
5960 __builtin_ia32_storedqusi512_mask.
5961 (_mm512_mask_storeu_epi32): Likewise.
5962 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5963 char * to __builtin_ia32_storedquqi256_mask.
5964 (_mm_mask_storeu_epi8): Likewise.
5965 (_mm256_mask_loadu_epi16): Pass const short * to
5966 __builtin_ia32_loaddquhi256_mask.
5967 (_mm256_maskz_loadu_epi16): Likewise.
5968 (_mm_mask_loadu_epi16): Pass const short * to
5969 __builtin_ia32_loaddquhi128_mask.
5970 (_mm_maskz_loadu_epi16): Likewise.
5971 (_mm256_mask_loadu_epi8): Pass const char * to
5972 __builtin_ia32_loaddquqi256_mask.
5973 (_mm256_maskz_loadu_epi8): Likewise.
5974 (_mm_mask_loadu_epi8): Pass const char * to
5975 __builtin_ia32_loaddquqi128_mask.
5976 (_mm_maskz_loadu_epi8): Likewise.
5977 (_mm256_mask_storeu_epi16): Pass short * to.
5978 __builtin_ia32_storedquhi256_mask.
5979 (_mm_mask_storeu_epi16): Pass short * to.
5980 __builtin_ia32_storedquhi128_mask.
5981 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5982 const double * to __builtin_ia32_loadupd256_mask.
5983 (_mm256_maskz_loadu_pd): Likewise.
5984 (_mm_mask_loadu_pd): Pass onst double * to
5985 __builtin_ia32_loadupd128_mask.
5986 (_mm_maskz_loadu_pd): Likewise.
5987 (_mm256_mask_storeu_pd): Pass double * to
5988 __builtin_ia32_storeupd256_mask.
5989 (_mm_mask_storeu_pd): Pass double * to
5990 __builtin_ia32_storeupd128_mask.
5991 (_mm256_mask_loadu_ps): Pass const float * to
5992 __builtin_ia32_loadups256_mask.
5993 (_mm256_maskz_loadu_ps): Likewise.
5994 (_mm_mask_loadu_ps): Pass const float * to
5995 __builtin_ia32_loadups128_mask.
5996 (_mm_maskz_loadu_ps): Likewise.
5997 (_mm256_mask_storeu_ps): Pass float * to
5998 __builtin_ia32_storeups256_mask.
5999 (_mm_mask_storeu_ps): ass float * to
6000 __builtin_ia32_storeups128_mask.
6001 (_mm256_mask_loadu_epi64): Pass const long long * to
6002 __builtin_ia32_loaddqudi256_mask.
6003 (_mm256_maskz_loadu_epi64): Likewise.
6004 (_mm_mask_loadu_epi64): Pass const long long * to
6005 __builtin_ia32_loaddqudi128_mask.
6006 (_mm_maskz_loadu_epi64): Likewise.
6007 (_mm256_mask_storeu_epi64): Pass long long * to
6008 __builtin_ia32_storedqudi256_mask.
6009 (_mm_mask_storeu_epi64): Pass long long * to
6010 __builtin_ia32_storedqudi128_mask.
6011 (_mm256_mask_loadu_epi32): Pass const int * to
6012 __builtin_ia32_loaddqusi256_mask.
6013 (_mm256_maskz_loadu_epi32): Likewise.
6014 (_mm_mask_loadu_epi32): Pass const int * to
6015 __builtin_ia32_loaddqusi128_mask.
6016 (_mm_maskz_loadu_epi32): Likewise.
6017 (_mm256_mask_storeu_epi32): Pass int * to
6018 __builtin_ia32_storedqusi256_mask.
6019 (_mm_mask_storeu_epi32): Pass int * to
6020 __builtin_ia32_storedqusi128_mask.
6021 * config/i386/i386-builtin-types.def (PCSHORT): New.
6023 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6024 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6025 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6026 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6027 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6028 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6029 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6030 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6031 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6032 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6033 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6034 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6035 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6036 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6037 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6038 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6039 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6040 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6041 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6042 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6043 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6044 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6045 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6046 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6047 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6048 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6049 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6050 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6051 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6052 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6053 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6054 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6055 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6056 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6057 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6058 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6059 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6060 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6061 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6062 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6063 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6064 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6065 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6066 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6067 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6068 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6069 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6070 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6071 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6073 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6074 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6076 (ix86_expand_vector_move_misalign): Likewise.
6077 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6078 to scalar function prototype for unaligned load/store builtins.
6079 (ix86_expand_special_args_builtin): Updated.
6080 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6081 (UNSPEC_STOREU): Likewise.
6082 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6083 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6084 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6085 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6086 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6087 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6088 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6089 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6090 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6091 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6092 (<avx512>_storedqu<mode>_mask): Likewise.
6093 (*sse4_2_pcmpestr_unaligned): Likewise.
6094 (*sse4_2_pcmpistr_unaligned): Likewise.
6095 (*mov<mode>_internal): Renamed to ...
6096 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6097 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6098 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6099 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6101 2016-04-19 Richard Biener <rguenther@suse.de>
6103 PR tree-optimization/70171
6104 * tree-ssa-phiprop.c: Include stor-layout.h.
6105 (phiprop_insert_phi): Handle the aggregate copy case.
6106 (propagate_with_phi): Likewise.
6108 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6111 instead of simplify_gen_subreg (... , 0).
6112 (ix86_delegitimize_address): Ditto.
6113 (ix86_split_divmod): Ditto.
6114 (ix86_split_copysign_const): Ditto.
6115 (ix86_split_copysign_var): Ditto.
6116 (ix86_expand_args_builtin): Ditto.
6117 (ix86_expand_round_builtin): Ditto.
6118 (ix86_expand_special_args_builtin): Ditto.
6119 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6120 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6121 (udivmodqi4): Ditto.
6122 (absneg splitters): Ditto.
6123 (*jcc_bt<mode>_1): Ditto.
6125 2016-04-19 Richard Biener <rguenther@suse.de>
6127 PR tree-optimization/70724
6128 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6129 restoring out from ...
6130 (free_scc_vn): ... here.
6131 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6132 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6134 (pass_fre::execute): Restore SSA info.
6136 2016-04-19 Richard Biener <rguenther@suse.de>
6138 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6139 * gimple-walk.c (walk_gimple_op): Initialize it.
6140 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6141 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6142 remapping SSA names of defs.
6143 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6146 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6149 * lra-constraints.c (equiv_substition_p): New.
6150 (process_alt_operands): Use it.
6151 (swap_operands): Swap it.
6152 (curr_insn_transform): Update it.
6154 2016-04-18 Michael Matz <matz@suse.de>
6156 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6157 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6158 * tree-core.h (tree_type_common.align): Use bit-field.
6159 (tree_type_common.spare): New.
6160 (tree_decl_common.off_align): Make smaller.
6161 (tree_decl_common.align): Use bit-field.
6163 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6164 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6165 (scan_sharing_clauses): Ditto.
6166 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6167 (omp_finish_file): Ditto.
6168 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6169 (layout_decl): Ditto.
6170 (relayout_decl): Ditto.
6171 (finalize_record_size): Use SET_TYPE_ALIGN.
6172 (finalize_type_size): Ditto.
6173 (finish_builtin_struct): Ditto.
6174 (layout_type): Ditto.
6175 (initialize_sizetypes): Ditto.
6176 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6177 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6178 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6179 (get_chain_field): Ditto.
6180 (get_trampoline_type): Ditto.
6181 (get_nl_goto_field): Ditto.
6182 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6184 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6185 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6186 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6187 (build_qualified_type): Use SET_TYPE_ALIGN.
6188 (build_aligned_type, build_range_type_1): Ditto.
6189 (build_atomic_base): Ditto.
6190 (build_common_tree_nodes): Ditto.
6191 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6192 (expand_one_stack_var_at): Ditto.
6193 * coverage.c (build_var): Use SET_DECL_ALIGN.
6194 * except.c (init_eh): Ditto.
6195 * function.c (assign_parm_setup_block): Ditto.
6196 * symtab.c (increase_alignment_1): Ditto.
6197 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6198 * tree-vect-stmts.c (ensure_base_align): Ditto.
6199 * varasm.c (align_variable): Ditto.
6200 (assemble_variable): Ditto.
6201 (build_constant_desc): Ditto.
6202 (output_constant_def_contents): Ditto.
6204 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6205 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6206 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6207 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6208 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6210 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6213 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6214 replace %vmovsd with "%vmovq".
6215 (vec_concatv2df): Likewise.
6217 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6219 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6220 (*vec_extractv2si_0): Ditto.
6221 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6222 (zero_extended_scalar_load_operand splitters): Ditto.
6223 (vec_extract splitters): Ditto.
6224 (*vec_extractv4si_0_zext): Ditto.
6225 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6227 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6228 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6229 (*sse4_1_extractps): Use lowpart_subreg.
6230 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6232 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6234 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6236 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6237 Mention Solaris 11 packaging changes.
6238 Update gas and gld requirements.
6239 Remove reference to pre-Solaris 10 bug.
6240 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6242 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6245 2016-04-17 Jan Hubicka <jh@suse.cz>
6247 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6248 max_loop_iterations_int.
6250 2016-04-18 Richard Biener <rguenther@suse.de>
6252 PR tree-optimization/43434
6253 * tree-ssa-structalias.c (struct vls_data): New.
6254 (visit_loadstore): Handle all pointer-based accesses.
6255 (compute_dependence_clique): Compute a bitmap of restrict tags
6256 assigned bases and pass it to visit_loadstore.
6258 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6261 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6262 armv8.1-a and armv8.1-a+crc.
6264 2016-04-18 Richard Biener <rguenther@suse.de>
6266 PR tree-optimization/70701
6267 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6268 references after translating through a memcpy.
6270 2016-04-18 Richard Biener <rguenther@suse.de>
6272 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6273 (compute_antic): ... here. For partial antic use regular
6274 postorder and scrap iteration.
6275 (compute_partial_antic_aux): Remove unused return value.
6276 (init_pre): Do not allocate postorder.
6277 (fini_pre): Do not free postorder.
6279 2016-04-18 Richard Biener <rguenther@suse.de>
6282 * expmed.c (extract_bit_field_1): Remove broken case
6283 using a wider MODE_INT mode.
6285 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6287 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6288 unless compiling with at least GCC-4.8.
6290 2016-04-17 Jan Hubicka <jh@suse.cz>
6293 * graphite.c (graphite_finalize): Update call to
6294 tree_estimate_probability.
6295 * predict.h (tree_estimate_probability): Update prototype.
6297 2016-04-17 Jan Hubicka <jh@suse.cz>
6299 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6300 (tree_estimate_probability): Likewise.
6301 (pass_profile::execute): Update.
6302 (report_predictor_hitrates): New function.
6303 * profile.c (compute_branch_probabilities): Use it.
6304 * predict.h (report_predictor_hitrates): Declare.
6306 2016-04-17 Jan Hubicka <jh@suse.cz>
6309 * cgraph.h (cgraph_node::set_const_flag,
6310 cgraph_node::set_pure_flag): Update prototype to return bool;
6312 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6313 of interposable symbol are interposable, too.
6314 (cgraph_set_const_flag_1): Rename to ...
6315 (set_const_flag_1): ... this one; change to self recursive function
6316 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6317 clearnig the flag in all variants and also virtual thunks of const
6318 functions are pure; track if any change was done.
6319 (cgraph_node::set_const_flag): Update.
6320 (struct set_pure_flag_info): New struct.
6321 (cgraph_set_pure_flag_1): Rename to ...
6322 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6323 rather than pointer encoded flags; track if any changes was done;
6324 handle correctly clearning flag and setting flag of aliases already
6326 (cgraph_node::set_pure_flag): Update.
6327 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6329 2016-04-17 Tom de Vries <tom@codesourcery.com>
6332 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6335 2016-04-17 Tom de Vries <tom@codesourcery.com>
6337 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6338 '{}<> ' as escape-for-record.
6340 2016-04-17 Tom de Vries <tom@codesourcery.com>
6342 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6345 2016-04-17 Tom de Vries <tom@codesourcery.com>
6348 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6349 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6350 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6351 * passes.c (finish_optimization_passes): Only call
6352 finish_graph_dump_file if dfi->graph_dump_initialized.
6353 (execute_function_dump, pass_init_dump_file): Use
6354 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6356 2016-04-17 Tom de Vries <tom@codesourcery.com>
6358 PR tree-optimization/70256
6359 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6360 (debug_varmap): New function.
6362 2016-04-17 Tom de Vries <tom@codesourcery.com>
6365 * passes.c (pass_manager::register_pass): Propagate pflags.
6367 2016-04-17 Tom de Vries <tom@codesourcery.com>
6370 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6371 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6372 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6373 check if it's equal to p_start.
6374 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6376 2016-04-15 Jan Hubicka <jh@suse.cz>
6379 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6380 function does not bind to current def.
6381 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6382 handle conservatively calls to functions that does not need to bind
6384 (check_call): Update call of worse_state.
6385 (ignore_edge_for_nothrow): Update.
6386 (ignore_edge_for_pure_const): Likewise.
6387 (propagate_pure_const): Update calls to worse_state.
6388 (skip_function_for_local_pure_const): Reformat comments.
6390 2016-04-15 Jan Hubicka <jh@suse.cz>
6393 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6394 (cgraph_node::function_symbol): Likewise.
6395 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6396 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6397 (symtab_node::ultimate_alias_target): Add REF parameter.
6398 (symtab_node::binds_to_current_def_p): Declare.
6399 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6400 (cgraph_node::function_symbol): Likewise.
6401 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6402 (cgraph_node::get_availability): Likewise.
6403 (cgraph_edge::binds_to_current_def_p): New inline function.
6404 (varpool_node::get_availability): Add REF parameter.
6405 (varpool_node::ultimate_alias_target): Likewise.
6406 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6407 (symtab_node::binds_to_current_def_p): Likewise.
6408 * varpool.c (varpool_node::get_availability): Likewise.
6410 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6413 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6414 Fix mode size check.
6416 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6418 * BASE-VER: Set to 7.0.0.
6420 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6422 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6424 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6426 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6427 architecture revisions.
6429 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6431 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6432 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6433 * config/i386/i386.md (stack decrement to push peepholes): Guard
6434 with !x86_using_red_zone ().
6436 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6439 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6440 to dump_generic_node.
6441 (NIY): Pass also flags to do_niy.
6443 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6445 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6446 (simd_clone_vector_of_formal_parm_types)
6447 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6448 (simd_clone_mangle, simd_clone_create)
6449 (simd_clone_adjust_return_type, create_tmp_simd_array)
6450 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6451 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6452 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6453 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6454 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6455 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6456 * omp-simd-clone.c: ... this new file.
6457 (simd_clone_vector_of_formal_parm_types): Make it static.
6458 * Makefile.in (OBJS): Add omp-simd-clone.o.
6460 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6463 * config/i386/sse.md: Use proper memory operand modifiers.
6466 2016-04-15 Richard Biener <rguenther@suse.de>
6467 Alan Modra <amodra@gmail.com>
6469 PR tree-optimization/70130
6470 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6471 when alignment stays not the same and no not use the realign
6474 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6477 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6478 direct move handlers for KFmode. Change TFmode handlers test from
6479 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6481 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6484 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6485 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6486 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6487 * tree-ssa-live.c (remove_unused_scope_block_p): When
6488 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6489 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6490 block_ultimate_origin is FUNCTION_DECL.
6491 (remove_unused_locals): If current_function_decl is
6492 polymorphic_ctor_dtor_p, pass initial true to
6493 remove_unused_scope_block_p' is_ctor_dtor_block.
6495 2016-04-14 Martin Sebor <msebor@redhat.com>
6500 * doc/extend.texi (Variable Length): Revert.
6502 2016-04-14 Marek Polacek <polacek@redhat.com>
6503 Jan Hubicka <hubicka@ucw.cz>
6506 * tree.c (verify_type): Disable the canonical type of main variant
6509 2016-04-14 Jason Merrill <jason@redhat.com>
6511 * cfgexpand.c, expr.c: Revert previous change.
6513 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6516 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6517 when building a mem ref for the incoming reduction variable.
6519 2016-04-14 Richard Biener <rguenther@suse.de>
6521 PR tree-optimization/70614
6522 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6523 loop if the evolution dropped to chrec_dont_know.
6524 (interpret_condition_phi): Likewise.
6526 2016-04-14 Richard Biener <rguenther@suse.de>
6528 PR tree-optimization/70623
6529 * tree-ssa-pre.c (changed_blocks): Make global ...
6530 (compute_antic): ... local here. Move and fix worklist
6531 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6532 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6533 worklist handling, dump when ANTIC_IN changed.
6534 (compute_partial_antic_aux): Remove worklist handling.
6535 (init_pre): Do not compute post dominators. Add a comment about
6536 the CFG order chosen.
6537 (fini_pre): Do not free post dominators.
6539 2016-04-13 Martin Sebor <msebor@redhat.com>
6544 * doc/extend.texi (Variable Length): Document C++ specifics.
6546 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6549 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6550 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6551 eh edges have been purged.
6554 * tree-sra.c (create_access_replacement,
6555 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6557 * tree-pretty-print.c (dump_fancy_name): New function.
6558 (dump_decl_name, dump_generic_node): Use it.
6560 2016-04-13 Jason Merrill <jason@redhat.com>
6562 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6563 * expr.c (expand_expr_real_1): Likewise.
6565 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6567 * config/i386/i386.md (kunpckhi): Swap operands.
6568 (kunpcksi): Likewise.
6569 (kunpckdi): Likewise.
6570 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6571 (vec_pack_trunc_<mode>): Likewise.
6573 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6576 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6579 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6580 gimplification turns some element into non-constant.
6583 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6584 * explow.c (convert_memory_address_addr_space_1): No longer static,
6585 add NO_EMIT argument and don't call convert_modes if true, pass
6586 it down recursively, remove break after return.
6587 (convert_memory_address_addr_space): Adjust caller.
6588 * simplify-rtx.c (simplify_unary_operation_1): Call
6589 convert_memory_address_addr_space_1 instead of convert_memory_address,
6590 if it returns NULL, don't simplify.
6592 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6595 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6597 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6599 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6600 Bump the upper SIMDLEN limits, so that if the return type or
6601 characteristic type if the return type is void can be passed in
6602 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6605 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6608 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6609 Do not use "=" constraint on an input constraint.
6610 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6611 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6612 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6613 generates (neg (abs ...)) instead of (abs ...).
6615 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6617 PR rtl-optimization/70596
6618 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6619 just invalidate LRA data and reset them. Adjust dump wording.
6621 2016-04-12 Martin Liska <mliska@suse.cz>
6624 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6626 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6628 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6629 max_loop_iterations_int.
6630 (tree_unswitch_outer_loop): Likewise.
6631 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6632 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6634 2016-04-12 Tom de Vries <tom@codesourcery.com>
6636 PR tree-optimization/68756
6637 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6638 instead of new_name.
6640 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6642 PR tree-optimization/70602
6643 * tree-sra.c (generate_subtree_copies): Don't write anything into
6644 constant pool decls.
6646 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6647 regardless whether there are depend clauses or not.
6649 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6652 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6653 target attribute and pragma from changing the -mfloat128
6654 and -mfloat128-hardware options.
6656 * doc/extend.texi (Additional Floating Types): Document PowerPC
6657 __float128 restrictions.
6659 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6662 * config/aarch64/driver-aarch64.c
6663 (aarch64_get_extension_string_for_isa_flags): New.
6664 (arch_extension): Rename to...
6665 (aarch64_arch_extension): ...This.
6666 (ext_to_feat_string): Rename to...
6667 (aarch64_extensions): ...This.
6668 (aarch64_core_data): Keep track of architecture extension flags.
6669 (cpu_data): Rename to...
6670 (aarch64_cpu_data): ...This.
6671 (aarch64_arch_driver_info): Keep track of architecture extension
6673 (get_arch_name_from_id): Rename to...
6674 (get_arch_from_id): ...This, change return type.
6675 (host_detect_local_cpu): Update and reformat for renames, handle
6676 extensions through common infrastructure.
6678 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6681 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6682 track of a canonical flag name.
6683 (all_extensions): Likewise.
6684 (arch_to_arch_name): Also track extension flags enabled by the arch.
6685 (all_architectures): Likewise.
6686 (aarch64_parse_extension): Move to here.
6687 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6689 (aarch64_rewrite_selected_cpu): Update for above change.
6690 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6691 are handled, such that the single explicit value enabled by an
6692 extension is kept seperate from the implicit values it also enables.
6693 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6695 (aarch64_parse_extension): New.
6696 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6697 here to config/aarch64/aarch64-protos.h.
6698 (aarch64_parse_extension): Move from here to
6699 common/config/aarch64/aarch64-common.c.
6700 (aarch64_option_print): Update.
6701 (aarch64_declare_function_name): Likewise.
6702 (aarch64_start_file): Likewise.
6703 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6704 the canonical flag for extensions.
6705 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6708 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6710 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6713 2016-04-09 Tom de Vries <tom@codesourcery.com>
6715 PR tree-optimization/68953
6716 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6717 first to last subscript.
6719 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6721 PR tree-optimization/70586
6722 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6725 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6729 PR tree-optimization/70373
6733 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6734 clauses for acc parallel reductions as necessary. Error on those
6736 * omp-low.c (scan_sharing_clauses): Don't install variables which
6737 are used in acc parallel reductions.
6738 (lower_rec_input_clauses): Remove dead code.
6739 (lower_oacc_reductions): Add support for reference reductions.
6740 (lower_reduction_clauses): Remove dead code.
6741 (lower_omp_target): Don't remap variables appearing in acc parallel
6743 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6745 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6748 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6749 with multiple SSA_NAME defs, force the outputs other than first
6750 to be live before calling live_track_process_def on each output.
6752 PR rtl-optimization/70574
6753 * fwprop.c (forward_propagate_and_simplify): Don't add
6754 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6755 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6756 paradoxical subregs within *loc.
6758 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6760 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6761 -ftree-parallelize-loops={0,1}.
6762 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6763 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6764 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6765 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6766 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6768 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6771 * asan.c (instrument_derefs): If we get unknown location, extract it
6773 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6775 2016-04-08 Tom de Vries <tom@codesourcery.com>
6777 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6778 implicit firstprivate clause.
6780 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6783 * config/arm/thumb2.md (tst + branch-> lsls + branch
6784 peephole below *orsi_not_shiftsi_si): Require that condition
6785 register is dead after the peephole.
6786 (second peephole after the above): Likewise.
6788 2016-04-08 Alan Modra <amodra@gmail.com>
6791 * builtins.c (fold_builtin_classify): For IBM extended precision,
6792 look at just the high-order double to test for NaN.
6793 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6794 test just the high double for Inf but both doubles for subnormal
6797 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6799 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6800 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6801 node->simdclone->mask_mode != VOIDmode masks.
6802 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6803 earlier, use it instead of node->simdclone.
6804 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6805 Set clonei->mask_mode.
6807 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6810 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6811 Pass it through to cp_parser_already_scoped_statement.
6812 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6813 it through to cp_parser_statement.
6814 (cp_parser_statement): Pass IF_P through to
6815 cp_parser_iteration_statement.
6816 (cp_parser_pragma): Adjust call to
6817 cp_parser_iteration_statement.
6819 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6822 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6823 resolve a future -Wparentheses warning.
6824 * omp-low.c (scan_sharing_clauses): Likewise.
6825 * tree-parloops.c (eliminate_local_variables): Likewise.
6827 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6829 PR rtl-optimization/70398
6830 * lra-constraints.c (process_address_1): Check zero scale and code
6831 for reloading with zero scale.
6833 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6835 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6836 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6838 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6840 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6841 Add support for AVX512F clones, include them by default for
6842 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6843 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6847 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6848 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6849 firstprivate clauses.
6850 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6851 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6852 (lower_omp_target): Set TREE_NO_WARNING for
6853 non-addressable possibly uninitialized vars which are copied into
6854 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6856 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6858 * config/pa/predicates.md (integer_store_memory_operand): Accept
6859 REG+D operands with a large offset when reload_in_progress is true.
6860 (floating_point_store_memory_operand): Likewise.
6862 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6865 * match.pd (nested int casts): Limit to GIMPLE.
6867 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6870 * ipa-devirt.c (maybe_record_node): Fix comment; use
6871 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6873 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6875 PR rtl-optimization/70542
6876 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6877 if there are any uses other than insn or debug insns.
6879 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6880 Jakub Jelinek <jakub@redhat.com>
6882 PR tree-optimization/70509
6883 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6884 Shift HOST_WIDE_INT_1U instead of 1.
6886 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6888 PR tree-optimization/70509
6889 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6890 of the vector base type for index.
6892 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6897 2016-04-05 Richard Biener <rguenther@suse.de>
6899 PR tree-optimization/70526
6900 * tree-sra.c (build_ref_for_offset): Use prev_base to
6901 extract the alias pointer type.
6903 2016-04-05 Richard Biener <rguenther@suse.de>
6905 * dse.c (struct store_info): Remove alias_set member.
6906 (struct read_info_type): Likewise.
6907 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6908 spill_deleted, clear_alias_set_lookup): Remove.
6909 (get_group_info): Remove dead base == NULL_RTX case.
6910 (dse_step0): Remove initialization of removed variables.
6911 (delete_dead_store_insn): Reomve alias set dumping.
6912 (free_read_records): Remove alias_set handling.
6913 (canon_address): Remove alias_set_out parameter.
6914 (record_store): Remove spill_alias_set, it's always zero.
6915 (check_mem_read_rtx): Likewise.
6916 (dse_step2): Rename from ...
6917 (dse_step2_nospill): ... this. Adjust.
6918 (scan_stores): Rename from ...
6919 (scan_stores_nospill): ... this.
6920 (scan_reads): Rename from ...
6921 (scan_reads_nospill): ... this.
6922 (scan_stores_spill, scan_reads_spill): Remove.
6923 (dse_step3_scan): Remove for_spills argument which is always false.
6924 (dse_step3): Likewise.
6925 (dse_step5): Rename from ...
6926 (dse_step5_nospill): ... this. Remove alias_set handling.
6927 (rest_of_handle_dse): Adjust.
6929 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6932 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6933 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6934 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6935 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6937 2016-04-05 Richard Biener <rguenther@suse.de>
6940 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6941 non-register type temporaries into SSA.
6943 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6946 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6947 calls when sanitizing.
6948 (possible_polymorphic_call_target_p): Fix formatting.
6950 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6951 Jakub Jelinek <jakub@redhat.com>
6954 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6955 to ensure a call statement is compatible with a built-in's
6957 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6960 2016-04-04 Richard Biener <rguenther@suse.de>
6962 PR rtl-optimization/70484
6963 * rtl.h (canon_output_dependence): Declare.
6964 * alias.c (canon_output_dependence): New function.
6965 * dse.c (record_store): Use canon_output_dependence rather
6966 than canon_true_dependence.
6968 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6971 * cgraph.h (symtab_node::copy_visibility_from): New function.
6972 * symtab.c (symtab_node::copy_visibility_from): New function.
6973 * ipa-visibility.c (optimize_weakref): New function.
6974 (function_and_variable_visibility): Use it.
6976 2016-04-04 Martin Liska <mliska@suse.cz>
6979 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6980 value that is really in range handled by SBR instruction.
6981 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6982 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6983 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6985 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6989 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6990 set, but not for SP_REG operands.
6992 2016-04-02 Martin Sebor <msebor@redhat.com>
6995 * fold-const.c (maybe_nonzero_address): New function.
6996 (fold_comparison): Call it. Fold equality and relational
6997 expressions involving null pointers.
6998 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7000 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7002 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7003 the "Y" constraint (scalar FP 0.0 immediate).
7005 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7006 Add the "const_double" to the list of operand constraints.
7008 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7010 PR rtl-optimization/70467
7011 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7012 If low word of the last operand is 0, just emit addition/subtraction
7015 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7018 * config/s390/s390.c (s390_expand_insv): Check for everything
7019 constant instead of just VOIDmode stuff.
7021 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7024 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7026 2016-04-01 Nathan Sidwell <nathan@acm.org>
7028 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7030 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7032 PR rtl-optimization/70461
7033 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7036 2016-03-31 Martin Liska <mliska@suse.cz>
7039 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7040 a tree value or an immediate integer value to a buffer
7041 that is eventually copied to a BRIG section.
7042 (emit_immediate_operand): Call the function here.
7043 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7044 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7045 of class' fields that are removed.
7046 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7047 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7048 m_brig_repr_size fields.
7050 2016-03-31 Martin Liska <mliska@suse.cz>
7053 * hsa-gen.c (hsa_function_representation::update_dominance): New
7055 (convert_addr_to_flat_segment): Likewise.
7056 (gen_hsa_memory_set): New alignment argument.
7057 (gen_hsa_ctor_assignment): Likewise.
7058 (gen_hsa_insns_for_single_assignment): Provide alignment
7059 to gen_hsa_ctor_assignment.
7060 (gen_hsa_insns_for_direct_call): Add new argument.
7061 (expand_lhs_of_string_op): New function.
7062 (expand_string_operation_builtin): Likewise.
7063 (expand_memory_copy): New function.
7064 (expand_memory_set): New function.
7065 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7066 (convert_switch_statements): Change signature.
7067 (generate_hsa): Use a return value of the function.
7068 (pass_gen_hsail::execute): Do not call
7069 convert_switch_statements here.
7070 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7071 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7072 (hsa_function_representation::update_dominance): New function.
7074 2016-03-31 Martin Liska <mliska@suse.cz>
7077 * hsa-brig.c (emit_directive_variable): Emit alignment
7078 according to hsa_symbol::m_align.
7079 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7080 (dump_hsa_symbol): Dump alignment of HSA symbols.
7081 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7082 (gen_hsa_addr_with_align): New function.
7083 (hsa_bitmemref_alignment): Use newly added function.
7084 (gen_hsa_insns_for_load): Likewise.
7085 (gen_hsa_insns_for_store): Likewise.
7086 (gen_hsa_memory_copy): New argument added.
7087 (gen_hsa_insns_for_single_assignment): Respect
7088 alignment for assignments processed via gen_hsa_memory_copy.
7089 (gen_hsa_insns_for_direct_call): Likewise.
7090 (gen_hsa_insns_for_return): Likewise.
7091 (gen_function_def_parameters): Set default alignment.
7092 * hsa.c (hsa_object_alignment): New function.
7093 (hsa_byte_alignment): Pasted function.
7094 * hsa.h (hsa_symbol::m_align): New field.
7096 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7098 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7099 scratch field for goto case.
7101 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7103 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7105 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7108 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7109 (scalar_chain::convert_insn): Call convert_op for reg
7110 moves to handle undefined registers.
7112 2016-03-31 Nathan Sidwell <nathan@acm.org>
7115 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7116 Assert we don't want to move backwards.
7118 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7121 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7123 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7125 PR rtl-optimization/70460
7126 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7127 with operand from REG_LABEL_OPERAND, instead substitute
7128 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7129 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7131 2016-03-31 Martin Liska <mliska@suse.cz>
7133 * passes.c (execute_one_pass): Do not call
7134 todo_after for a discarded function.
7136 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7138 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7139 (no_cost, infinite_cost): Initialize the new field.
7140 (get_computation_cost_at): Record setup cost.
7141 (determine_use_iv_cost_address): Skip cost computation for sub
7142 uses if we can estimate it without losing accuracy.
7144 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7146 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7148 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7149 max_loop_iterations_int.
7150 (tree_unswitch_outer_loop): Likewise.
7151 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7152 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7154 2016-03-30 Richard Biener <rguenther@suse.de>
7157 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7159 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7162 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7163 in gen_blendm expander.
7165 2016-03-30 Nick Clifton <nickc@redhat.com>
7168 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7169 case where we are already provided with an SImode SUBREG.
7171 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7174 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7175 conflict between DRAP register and __builtin_eh_return.
7177 2016-03-30 Michael Matz <matz@suse.de>
7178 Richard Biener <rguenther@suse.de>
7181 * ipa-polymorphic-call.c (struct type_change_info): Change
7182 speculative to an unsigned allowing to limit the work we do.
7183 (csftc_abort_walking_p): New inline function..
7184 (check_stmt_for_type_change): Limit the number of may-defs
7185 skipped for speculative devirtualization to
7186 max-speculative-devirt-maydefs.
7187 * params.def (max-speculative-devirt-maydefs): New param.
7188 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7190 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7193 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7196 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7198 PR tree-optimization/59124
7199 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7200 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7202 2016-03-29 Jeff Law <law@redhat.com>
7204 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7206 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7208 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7211 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7213 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7214 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7215 gcrt0.o if linking dynamically.
7217 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7220 * ipa-devirt.c (methods_equal_p): New function.
7221 (compare_virtual_tables): Use it.
7222 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7223 * cgraphclones.c (clone_function_name_1): Use
7224 symbol_table::symbol_suffix_separator.
7225 * coverage.c (build_var): Likewise.
7226 * symtab.c (symbol_table::symbol_suffix_separator): New.
7228 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7230 PR rtl-optimization/70429
7231 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7232 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7233 mode != result_mode.
7236 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7238 PR tree-optimization/70405
7239 * ssa-iterators.h (num_imm_uses): Add missing braces.
7241 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7243 PR rtl-optimization/68695
7244 * ira-color.c (allocno_copy_cost_saving): New.
7245 (improve_allocation): Use it.
7247 2016-03-29 Richard Henderson <rth@redhat.com>
7250 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7252 2016-03-29 Richard Biener <rguenther@suse.de>
7255 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7256 use alignment returned by get_pointer_alignment_1 if it is
7257 bigger than BITS_PER_UNIT.
7258 * builtins.c (get_pointer_alignment_1): Do not return true
7259 for alignment extracted from SSA info.
7261 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7263 * config/ft32/ft32.opt (mnodiv): New.
7264 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7265 * doc/invoke.texi (FT32 Options -mnodiv): New.
7267 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7270 * config/i386/i386.md (define_split, andn): Fix modes.
7272 2016-03-26 Richard Biener <rguenther@suse.de>
7273 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7276 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7278 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7279 as 2nd argument to cl_optimization_restore().
7281 2016-03-25 Richard Henderson <rth@redhat.com>
7284 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7285 * config/aarch64/aarch64-protos.h: Declare it.
7286 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7288 2016-03-25 Alan Modra <amodra@gmail.com>
7291 * config/rs6000/constraints.md (j): Simplify.
7292 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7294 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7295 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7296 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7297 in all constraint alternatives.
7298 (movtd_64bit_nodm): Delete "j" constraint alternative.
7300 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7302 * tree-ssa-propagate.c: Enhance docs for
7303 SSA_PROP_NOT_INTERESTING.
7305 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7307 * doc/extend.texi: Fix typo in documentation to pure attribute.
7309 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7312 * config/pa/pa.md (bswapdi2): Use a scratch register.
7314 2016-03-24 Richard Henderson <rth@redhat.com>
7317 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7320 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7323 using ix86_expand_binary_operator instead of gen_andsi3.
7325 2016-03-24 Richard Biener <rguenther@suse.de>
7327 PR tree-optimization/70396
7328 * tree-vect-stmts.c (vectorizable_comparison): Use
7329 get_vectype_for_scalar_type.
7331 2016-03-24 Richard Biener <rguenther@suse.de>
7334 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7335 with register bases.
7337 2016-03-24 Richard Biener <rguenther@suse.de>
7339 PR tree-optimization/70372
7340 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7341 build_all_ones_cst to also handle vector types correctly.
7343 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7346 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7349 2016-03-23 Marek Polacek <polacek@redhat.com>
7352 * doc/invoke.texi: Document -Wignored-attributes.
7354 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7356 PR tree-optimization/69042
7357 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7358 parameter from 30 to 40.
7360 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7362 PR tree-optimization/69042
7363 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7364 for use with constant offset stripped in base.
7366 2016-03-23 Richard Biener <rguenther@suse.de>
7369 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7370 mode compatibility check.
7371 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7373 2016-03-23 Jeff Law <law@redhat.com>
7375 PR tree-optimization/64058
7376 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7378 (struct ssa_conflicts): Move up earlier in the file.
7379 (conflicts_, var_map_): New static variables.
7380 (initialize_conflict_count): New function to initialize the
7381 CONFLICT_COUNT field for each conflict pair.
7382 (compare_pairs): Lazily initialize the conflict count and use it
7383 as the first tie-breaker.
7384 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7385 and wipe conflicts_ and map_ around the call to qsort. Remove
7386 special case for 2 coalesce pairs.
7387 * bitmap.c (bitmap_count_unique_bits): New function.
7388 (bitmap_count_bits_in_word): New function, extracted from
7390 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7391 * bitmap.h (bitmap_count_unique_bits): Declare it.
7393 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7396 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7397 transparent alias chain for decl assembler name.
7398 * config/sol2.c (solaris_assemble_visibility): Likewise.
7400 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7402 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7404 (v10_fdivs): Likewise.
7405 (v10_fdivd): Likewise.
7407 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7410 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7411 to not call fclose twice on file.
7413 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7415 PR tree-optimization/70354
7416 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7417 oprnd0 is wider than oprnd1 and there is a cast from the wider
7418 type to oprnd1, mask it with the mask of the narrower type.
7421 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7422 Optimize TARGET_STV splitters, if high or low word of last argument
7425 2016-03-22 Jeff Law <law@redhat.com>
7428 tree-ssa-threadbackward.c
7429 (fsm_find_control_statement_thread_paths): Correctly distinguish
7430 between old style jump threads vs FSM jump threads.
7432 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7435 * config/i386/i386.c (scalar_chain::convert_op): Support
7436 uninitialized register usage case.
7438 2016-03-22 Richard Biener <rguenther@suse.de>
7441 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7443 (capture::gen_transform): ... to change behavior when substituting
7444 a condition into cond or not-cond expr context.
7445 (dt_simplify::gen_1): Adjust.
7446 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7447 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7448 last change and instead change to
7449 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7450 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7452 2016-03-22 Anthony Green <green@moxielogic.com>
7454 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7455 issue for moxiebox targets.
7456 (CC1PLUS_SPEC): Ditto.
7458 2016-03-22 Richard Biener <rguenther@suse.de>
7461 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7464 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7466 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7468 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7471 * config/i386/i386.c (def_builtin): Handle
7472 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7474 (const struct builtin_description bdesc_special_args[]):
7475 Remove duplicate ISA bits.
7477 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7480 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7481 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7482 in a way that works also for AVX512BW.
7485 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7486 instead of source if operands[1] is xmm16 and above and
7487 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7488 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7491 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7492 on assign if (*from_p) is a comparison, set it to
7493 TREE_NO_WARNING (*from_p).
7495 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7498 * lra.c (restore_scratches): Ignore deleted insns.
7500 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7501 Jakub Jelinek <jakub@redhat.com>
7503 PR tree-optimization/70317
7504 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7507 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7511 of ix86_expand_move.
7513 (movti): Use general_operand for operand 1 predicate.
7515 2016-03-21 Martin Liska <mliska@suse.cz>
7517 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7519 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7521 2016-03-21 Martin Liska <mliska@suse.cz>
7524 * ipa-icf.c (sem_function::parse): Skip static
7525 constructors and destructors.
7527 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7530 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7531 function-like macro, peek following token(s) if it is followed
7532 by CPP_OPEN_PAREN token with optional padding in between, and
7533 if not, don't treat it like a macro.
7535 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7536 Alexander Monakov <amonakov@ispras.ru>
7538 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7539 for the stabs debug format.
7541 2016-03-21 Richard Biener <rguenther@suse.de>
7543 PR tree-optimization/70310
7544 * tree-vect-generic.c (expand_vector_condition): Fold the built
7547 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7550 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7551 Block third alternative for AVX-512VL target,
7553 2016-03-21 Martin Liska <mliska@suse.cz>
7556 * hsa-brig.c (emit_function_directives): Mark unemitted
7557 global variables for emission.
7558 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7559 (get_symbol_for_decl): Likewise.
7560 * hsa.h (struct hsa_symbol): New flag.
7562 2016-03-21 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/70288
7565 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7566 we do not estimate unsimplified all-constant conditionals or
7567 switches as optimized away.
7569 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7571 PR rtl-optimization/69102
7572 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7573 when we have a readonly dependency context.
7575 2016-03-18 Jeff Law <law@redhat.com>
7577 PR rtl-optimization/70263
7578 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7579 (update_equiv_regs): When trying to move a store to after the insn
7580 that sets the source of the store, make sure the store occurs after
7581 the insn that sets the source of the store. When successful note
7582 the REG_EQUIV note created in the dump file.
7584 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7585 Bernd Schmidt <bschmidt@redhat.com>
7587 * doc/extend.texi: Document more potential problems with basic asms.
7589 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7591 PR rtl-optimization/70278
7592 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7595 2016-03-18 Jason Merrill <jason@redhat.com>
7597 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7599 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7601 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7602 values to 128b regs.
7604 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7606 PR tree-optimization/70252
7607 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7608 boolean vector has a proper number of elements.
7609 (supportable_narrowing_operation): Likewise.
7611 2016-03-18 Tom de Vries <tom@codesourcery.com>
7614 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7616 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7618 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7619 instead of replace_rtx for DEBUG_INSNs.
7621 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7623 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7624 load type reservations.
7626 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7629 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7630 define_constraint for "Q" and "T" constraints.
7632 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7634 Tweak the pipeline model for Exynos M1
7636 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7639 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7642 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7643 where one or both locations aren't within a line_map.
7645 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7648 * opts.c (finish_options): Don't set flag_pie to the default if
7649 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7652 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7654 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7655 true as ALL_REGS argument to replace_rtx.
7657 2016-03-17 Richard Biener <rguenther@suse.de>
7660 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7663 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7666 * rtl.h (replace_rtx): Add ALL_REGS argument.
7667 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7668 equality and assert mode is the same, instead of just rtx pointer
7670 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7671 true as ALL_REGS argument to replace_rtx.
7673 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7675 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7676 for boolean vector with vector mode only.
7677 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7679 2016-03-17 Nick Clifton <nickc@redhat.com>
7682 * config/rx/rx.c (rx_print_integer): Print negative constants in
7685 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7688 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7690 2016-03-16 Richard Henderson <rth@redhat.com>
7691 Richard Biener <rguenth@suse.de>
7696 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7697 first operand as is_gimple_condexpr.
7702 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7703 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7704 Do not gimplify the result.
7705 (do_unop): Adjust call to tree_vec_extract.
7706 (do_binop): Likewise.
7707 (do_compare): Likewise.
7708 (do_plus_minus): Likewise.
7709 (do_negate): Likewise.
7710 (expand_vector_condition): Likewise.
7711 (do_cond): Likewise.
7713 2016-03-16 Richard Henderson <rth@redhat.com>
7716 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7717 (aarch64_classify_address): Use it.
7718 (aarch64_legitimize_address): Force all subexpressions of PLUS
7719 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7721 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7722 Richard Biener <rguenth@suse.de>
7725 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7726 return to even if only REGNO is equal, and assert
7729 2016-03-11 Jeff Law <law@redhat.com>
7731 PR rtl-optimization/70224
7732 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7734 2016-03-16 Richard Henderson <rth@redhat.com>
7737 * function.h (struct function): Add has_forced_label_in_static.
7738 * gimplify.c (force_labels_r): Set it.
7739 * lto-streamer-in.c (input_struct_function_base): Read it.
7740 * lto-streamer-out.c (output_struct_function_base): Write it.
7741 * tree-inline.c (has_label_address_in_static_1): Remove.
7742 (copy_forbidden): Remove fndecl parameter; test
7743 has_forced_label_in_static.
7744 (inline_forbidden_p): Update call to copy_forbidden.
7745 (tree_versionable_function_p): Likewise.
7746 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7747 (chkp_versioning): Likewise.
7748 * tree-inline.h (copy_forbidden): Update decl.
7750 2016-03-16 Marek Polacek <polacek@redhat.com>
7753 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7754 function being thunked if the result type doesn't have fixed size.
7755 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7756 doesn't have fixed size.
7758 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7760 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7761 reporting malformed loop nest.
7763 2016-03-16 Tom de Vries <tom@codesourcery.com>
7766 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7767 nodes.length () == 1 test to before first nodes[0] access.
7769 2016-03-16 Tom de Vries <tom@codesourcery.com>
7771 PR tree-optimization/68715
7772 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7775 2016-03-16 Tom de Vries <tom@codesourcery.com>
7777 PR tree-optimization/68809
7778 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7781 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7782 Sandra Loosemore <sandra@codesourcery.com>
7784 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7785 on leaf attribute. Mention ELF interposition problems.
7787 2016-03-16 Alan Modra <amodra@gmail.com>
7789 PR rtl-optimization/69195
7790 PR rtl-optimization/47992
7791 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7794 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7797 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7799 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7801 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7803 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7805 PR rtl-optimization/70222
7806 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7807 optimization if mode is different from result_mode, queue up masking
7808 of the result in outer_op. Formatting fix.
7811 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7814 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7816 PR rtl-optimization/69032
7817 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7818 looping backwards over basic block insns.
7820 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7823 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7824 to non-speculative when propagating trap bits.
7826 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7828 PR rtl-optimization/63384
7829 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7832 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7835 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7836 factored out from ...
7837 (sched_analyze_insn): ... here.
7838 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7839 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7840 get_implicit_reg_pending_clobbers in it.
7841 (setup_id_reg_sets): Use setup_id_implicit_regs.
7842 (deps_init_id): Ditto.
7844 2016-03-15 Tom de Vries <tom@codesourcery.com>
7847 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7849 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7850 execute_function_dump.
7851 (execute_one_pass): Don't dump function if it will be dumped after ipa
7854 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7856 * genrecog.c (match_pattern_2): If pred is NULL don't call
7857 safe_predicate_mode on it.
7859 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7862 * lra-constraints.c (delete_move_and_clobber): Change assertion
7863 to also allow dregno == 0.
7865 2016-03-14 Richard Henderson <rth@redhat.com>
7868 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7869 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7870 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7871 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7874 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7877 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7879 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7881 * lra-constraints.c (split_reg): For hard regs, try to find the
7882 biggest single-register mode used in the function.
7884 2016-03-14 Richard Biener <rguenther@suse.de>
7886 PR tree-optimization/56365
7887 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7888 constants to compare against.
7890 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7893 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7894 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7895 (define_split for the GPR case): Use int_reg_operand instead of
7896 gpc_reg_operand for the output.
7898 2016-03-14 Tom de Vries <tom@codesourcery.com>
7900 PR tree-optimization/70045
7901 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7902 create_empty_if_region_on_edge argument.
7904 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7906 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7907 (STACK_CHECK_PROTECT): Likewise.
7908 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7909 (STACK_CHECK_PROTECT): Likewise.
7910 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7911 (STACK_CHECK_PROTECT): Likewise.
7912 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7913 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7914 (STACK_CHECK_PROTECT): Likewise.
7916 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7918 PR rtl-optimization/69307
7919 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7920 registers in modes that span more than one register.
7922 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7925 * lra-constraints.c (delete_move_and_clobber): New.
7926 (remove_inheritance_pseudos): Use it.
7928 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7931 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7932 the libcall is LCT_THROW.
7933 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7934 for the checking routine.
7936 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7939 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7940 optimization if we have direct move.
7941 (roundu32<mode>2_fprs): Likewise.
7943 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7946 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7948 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7949 Arguments swapped. All callers changed. Take reg_renumber into
7950 account, and Calculate and compare register ranges for hard regs.
7952 2016-03-11 Jeff Law <law@redhat.com>
7954 PR tree-optimization/70190
7955 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7956 Handle cases where we can not extract the taken edge, even though we
7957 found a constant value.
7959 PR tree-optimization/64058
7960 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7961 (num_coalesce_pairs): Move up earlier in file.
7962 (find_coalesce_pair): Initialize the INDEX field for each pair
7964 (compare_pairs): No longer sort on the elements in each pair.
7965 Instead break ties with the index of the coalesce pair.
7967 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7970 * config/aarch64/aarch64-protos.h
7971 (aarch64_save_restore_target_globals): New prototype.
7972 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7973 Call the above when popping pragma.
7974 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7976 (aarch64_set_current_function): Rewrite using the above.
7978 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7980 PR tree-optimization/70177
7981 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7982 (extract_ops_from_tree): ... this. In the 2 argument
7983 overload remove _1 suffix.
7984 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7985 (extract_ops_from_tree): ... this.
7986 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7988 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7989 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7990 extract_ops_from_tree instead of 2 operand one.
7992 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7994 PR tree-optimization/70013
7995 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7996 for constant-pool entries.
7998 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8000 PR rtl-optimization/70174
8001 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8002 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8004 PR tree-optimization/70169
8005 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8006 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8009 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8010 Jakub Jelinek <jakub@redhat.com>
8013 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8014 of uninitialized values.
8016 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8018 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8020 ("*trunctddd2"): New pattern definition.
8021 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8024 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8026 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8027 definitions for BFP and DFP rounding modes.
8028 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8029 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8030 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8031 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8034 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8036 * config/s390/constraints.md: Adjust comment.
8037 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8038 s390_decompose_addrstyle_without_index.
8039 * config/s390/predicates.md (shift_count_or_setmem_operand):
8040 Rename to setmem_operand.
8041 * config/s390/s390-protos.h
8042 (s390_decompose_shift_count): Rename to
8043 s390_decompose_addrstyle_without_index.
8044 * config/s390/s390.c (s390_decompose_shift_count)
8045 (s390_mem_constraint, print_shift_count_operand)
8046 (print_operand_address, print_operand): Rename
8047 s390_decompose_shift_count to
8048 s390_decompose_addrstyle_without_index and rename
8049 print_shift_count_operand to print_addrstyle_operand troughout the
8051 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8052 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8053 Rename shift_count_or_setmem_operand to setmem_operand.
8054 * config/s390/vx-builtins.md ("vec_insert<mode>")
8055 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8058 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8061 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8062 Handle overlapping retval and newval.
8064 2016-03-10 Nick Clifton <nickc@redhat.com>
8067 * config/aarch64/aarch64.c
8068 (aarch64_override_options_after_change_1): When forcing
8069 flag_omit_frame_pointer to be true, use a special value that can
8070 be detected if this function is called again, thus preventing
8071 flag_omit_leaf_frame_pointer from being forced to be false.
8073 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8075 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8076 Set x_flag_omit_leaf_frame_pointer when handling
8077 -momit-leaf-frame-pointer.
8079 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8082 * cgraph.c (cgraph_node::dump): Dump split_part and
8083 indirect_call_target.
8084 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8085 * ipa.c (has_addr_references_p): Cleanup.
8086 (is_indirect_call_target_p): New.
8087 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8088 called indirectly as local.
8089 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8091 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8094 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8095 on cxa_pure_virtual.
8097 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8100 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8102 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8105 * tree.c (need_assembler_name_p): Only record main variant type names.
8107 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8110 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8111 Always define to 0 or 1.
8112 (TARGET_FIX_ERR_A53_843419): New macro.
8113 * config/aarch64/aarch64-elf-raw.h
8114 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8115 * config/aarch64/aarch64-linux.h: Likewise.
8116 * config/aarch64/aarch64.c
8117 (aarch64_override_options_after_change_1): Do not default
8118 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8120 (aarch64_attributes): Handle fix-cortex-a53-843419.
8121 (aarch64_can_inline_p): Likewise.
8122 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8124 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8125 Jakub Jelinek <jakub@redhat.com>
8127 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8128 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8129 DECL_COMMONS if flag_unconstrained_commons is set.
8130 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8131 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8132 (funconstrained-commons): Document.
8134 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8136 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8137 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8139 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8141 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8142 has a proper number of elements.
8144 2016-03-10 Alan Modra <amodra@gmail.com>
8146 PR rtl-optimization/69195
8147 PR rtl-optimization/47992
8148 * ira.c (recorded_label_ref): Delete.
8149 (update_equiv_regs): Return void.
8150 (indirect_jump_optimize): New function.
8151 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8152 before regstat_compute_ri. Don't rebuild_jump_labels here.
8153 Delete update_regstat.
8155 2016-03-10 Richard Biener <rguenther@suse.de>
8157 PR tree-optimization/70128
8158 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8159 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8161 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8163 PR tree-optimization/70152
8164 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8165 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8168 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8169 instead of gen_sse2_loadlpd.
8170 * config/i386/sse.md (*vec_concatv2df): Rename to...
8171 (vec_concatv2df): ... this.
8173 PR tree-optimization/70127
8174 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8176 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8180 * diagnostic-show-locus.c (compatible_locations_p): New function.
8181 (layout::layout): Sanitize ranges using compatible_locations_p.
8183 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8187 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8188 location_range param with three const expanded_locations * and a
8190 (layout::layout): Replace call to
8191 rich_location::lazily_expand_location with get_expanded_location.
8192 Extract the range and perform location expansion here, passing
8193 the results to the layout_range ctor.
8194 * diagnostic.c (source_range::debug): Delete.
8195 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8196 of rich_location::get_expanded_location.
8197 * gcc-rich-location.c (get_range_for_expr): Delete.
8198 (gcc_rich_location::add_expr): Reimplement to avoid the
8199 rich_location::add_range overload that took a location_range,
8200 passing a location_t instead.
8202 2016-03-09 Richard Biener <rguenther@suse.de>
8203 Jakub Jelinek <jakub@redhat.com>
8205 PR tree-optimization/70138
8206 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8207 Also skip vect_double_reduction_def.
8209 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8212 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8213 if the operand is "m".
8215 2016-03-09 Nathan Sidwell <nathan@acm.org>
8217 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8219 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8221 * config/i386/i386.c (processor_target_table): Fix cost table
8222 intialization order for znver1.
8224 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8226 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8227 - becuase -> because.
8228 * ipa-reference.c (ignore_module_statics): Likewise.
8229 * cgraph.c (cgraph_node::get_body): Likewise.
8230 * ipa-inline.c (early_inliner): Likewise.
8231 * ipa-devirt.c (types_same_for_odr): Likewise.
8232 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8233 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8235 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8237 * tree-ssa-math-opts.c: Fix typo in comment.
8239 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8242 * config/i386/i386.c (scalar_chain::make_vector_copies,
8243 scalar_chain::convert_reg): Call end_sequence in between
8244 get_insns and emit_conversion_insns rather than after both
8247 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8250 * config/i386/i386.h (machine_function): Add
8251 pc_thunk_call_expanded flag.
8252 (ix86_pc_thunk_call_expanded): New define.
8253 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8254 (*set_got): Rename insn pattern from set_got.
8255 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8256 * config/i386/i386.c (ix86_compute_frame_layout): Use
8257 ix86_pc_thunk_call_expanded to prevent red-zone.
8259 2016-03-07 Martin Jambor <mjambor@suse.cz>
8261 * hsa.h (hsa_get_ctor_statements): Declare.
8262 (hsa_get_dtor_statements): Likewise.
8263 (hsa_get_kernel_dispatch_type): Likewise.
8264 * hsa.c (hsa_get_ctor_statements): New function.
8265 (hsa_get_dtor_statements): Likewise.
8266 (hsa_get_kernel_dispatch_type): Likewise.
8267 * hsa-brig.c (hsa_cdtor_statements): Removed.
8268 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8269 hsa_get_dtor_statements.
8270 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8271 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8273 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8275 * config/arm/arm-cores.def (cortex-r8): New.
8276 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8277 * config/arm/arm-tune.md: Likewise.
8278 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8280 2016-03-07 Martin Sebor <msebor@redhat.com>
8282 PR rtl-optimization/19705
8283 * doc/invoke.texi (Options That Control Optimization): Clarify
8284 -fno-branch-count-reg.
8286 2016-02-26 Richard Biener <rguenther@suse.de>
8287 Jeff Law <law@redhat.com>
8289 PR tree-optimization/69740
8290 * cfghooks.c (remove_edge): Request loop fixups if we delete
8291 an edge that might turn an irreducible loop into a natural
8293 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8294 Move after definition of loops_state_clear.
8296 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8298 PR rtl-optimization/69052
8299 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8302 2016-03-07 Tom de Vries <tom@codesourcery.com>
8304 PR tree-optimization/70116
8305 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8306 is_tm_ending stmts and ubsan/asan internal functions.
8307 (find_duplicate): Use it. Don't test is_tm_ending here.
8309 2016-03-07 Richard Biener <rguenther@suse.de>
8311 PR tree-optimization/70115
8312 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8313 (propagate_constants_for_unrolling): Use replace_uses_by.
8315 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8318 * omp-low.c (struct oacc_loop): Add ifns.
8319 (new_oacc_loop_raw): Initialize it.
8320 (finish_oacc_loop): Clear mask & flags if no ifns.
8321 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8322 (oacc_loop_xform_loop): Add ifns arg & adjust.
8323 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8325 2016-03-07 Richard Henderson <rth@redhat.com>
8328 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8329 (insert_value_copy_on_edge): Likewise.
8331 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8333 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8335 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8338 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8340 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8342 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8344 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8346 Fix sseimul type attribute.
8347 * config/i386/znver1.md
8348 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8349 znver1_sseimul_avx256_load) : Fix the type attribute.
8350 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8351 pipe usage and latency.
8353 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8356 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8357 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8360 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8363 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8365 PR rtl-optimization/69941
8366 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8367 the reg share its mode.
8369 2016-03-04 Jeff Law <law@redhat.com>
8371 PR tree-optimization/69196
8372 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8373 If the both SSA_NAMEs are anonymous, then consider them unassociated
8374 and include the PHI in the statement count.
8376 2016-03-05 Tom de Vries <tom@codesourcery.com>
8378 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8379 construct in oacc routine. Check for oacc region in oacc routine.
8381 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8384 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8385 2016-02-22 changes, instead don't recurse if RECUR is already true.
8386 Don't change *dynamic_check if RECUR. Adjust recursive caller
8387 to pass true to the new argument.
8388 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8391 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8392 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8394 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8396 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8398 PR rtl-optimization/57676
8399 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8402 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8404 * tree-vect-patterns.c (search_type_for_mask): Handle
8405 comparison of booleans.
8407 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8409 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8413 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8414 all other ops that have dw_val_class_die_ref operands,
8415 and DW_OP_GNU_entry_value.
8417 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8419 PR rtl-optimization/69904
8420 * config/arm/arm.c (arm_cannot_copy_insn_p):
8421 Return true for load-exclusive instructions.
8423 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8426 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8427 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8428 the pattern no matter if it is used just by non-pattern, pattern
8430 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8431 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8432 oprnd1 def_stmt is in pattern, don't look through it.
8434 2016-03-03 Marek Polacek <polacek@redhat.com>
8437 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8439 2016-03-03 Martin Liska <mliska@suse.cz>
8441 PR tree-optimization/70043
8442 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8443 previous statement if we see a debug statement.
8445 2016-03-03 Richard Biener <rguenther@suse.de>
8447 PR tree-optimization/55936
8448 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8449 parameter and guard unsafe equivalence use.
8450 (vrp_evaluate_conditional_warnv_with_ops): Always use
8451 safe equivalences but not via the quadratic compare_names
8454 2016-03-03 Michael Collison <michael.collison@linaro.org>
8457 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8458 for operand 1 to s_register_operand. Change predicate for operand
8459 2 to arm_not_immediate_operand.
8461 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8463 * doc/tm.texi: Regenerated.
8465 2016-03-02 Richard Henderson <rth@redhat.com>
8468 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8469 simplification when all args are positive non-fixed registers.
8471 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8473 * target.def (lra_p): Specify that new ports should use LRA.
8475 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8478 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8479 gimplify_type_sizes the type they refer to.
8480 (omp_notice_variable): Handle reference vars to VLAs.
8481 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8482 reference to VLA decls in the second pass instead of first pass.
8484 2016-03-02 Tom de Vries <tom@codesourcery.com>
8486 PR tree-optimization/68659
8487 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8488 new_expr == NULL_TREE.
8489 (get_new_name): Handle ADDR_EXPR.
8491 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8493 PR rtl-optimization/69052
8494 * loop-invariant.c (canonicalize_address): New function.
8495 (inv_can_prop_to_addr_use): Check validity of address expression
8496 which is canonicalized by above function.
8498 2016-03-02 Alan Modra <amodra@gmail.com>
8501 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8504 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8507 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8508 (*movhi_internal): Put mask moves from and to memory separately
8509 from moves from/to GPRs.
8511 2016-03-02 Richard Biener <rguenther@suse.de>
8513 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8514 GENERIC expressions in GIMPLE.
8516 2016-03-02 Richard Biener <rguenther@suse.de>
8518 * config/i386/i386.c (type_natural_mode): Fix typo.
8520 2016-03-02 Nick Clifton <nickc@redhat.com>
8522 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8524 2016-03-02 Richard Biener <rguenther@suse.de>
8525 Uros Bizjak <ubizjak@gmail.com>
8528 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8530 2016-03-02 Richard Biener <rguenther@suse.de>
8533 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8535 2016-03-02 Marek Polacek <polacek@redhat.com>
8538 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8539 "is promoted to" warning.
8541 2016-03-01 DJ Delorie <dj@redhat.com>
8543 * config.gcc: Deprecate mep-*.
8545 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8548 * lra-constraints.c (regno_val_use_in): New.
8549 (match_reload): Use it instead of regno_use_in.
8551 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8553 PR rtl-optimization/70007
8554 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8555 references present in REG_EQUAL notes attached to non-SET patterns.
8557 2016-03-01 Jeff Law <law@redhat.com>
8559 PR tree-optimization/69196
8560 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8561 Appropriately clamp the number of statements to copy when the
8562 thread path does not traverse a loop backedge.
8564 PR tree-optimization/69196
8565 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8566 Do count some PHIs in the thread path against the insn count. Decrease
8567 final statement count by one as the control statement in the last
8568 block will get removed. Remove special cased code for handling PHIs
8571 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8574 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8575 asm dialect alternatives to explicit GOTPCREL calls.
8577 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8580 * ira.c (do_reload): Issue warning for generic stack checking here...
8581 * reload1.c (reload): ...instead of here and streamline it.
8583 2016-03-01 Nick Clifton <nickc@redhat.com>
8585 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8587 2016-03-01 Richard Biener <rguenther@suse.de>
8589 PR tree-optimization/69983
8590 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8591 types and fall back to operand_equal_p.
8593 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8596 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8598 * config/s390/constraints.md ("jm8"): New constraint.
8599 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8601 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8603 ("*setmem_long<setmem_and>"): New pattern.
8604 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8606 ("*setmem_long_31z<setmem_and>"): New pattern.
8607 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8608 New substitution rules with the required attributes.
8611 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8614 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8616 * gensupport.c (process_substs_on_one_elem): Split loop to
8617 complete mark_operands_used_in_match_dup on all expressions in the
8619 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8620 and remove function.
8622 2016-03-01 Richard Biener <rguenther@suse.de>
8625 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8626 vector BIT_FIELD_REF extract.
8628 2016-03-01 Richard Biener <rguenther@suse.de>
8630 PR tree-optimization/69994
8631 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8633 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8635 PR tree-optimization/69956
8636 * tree-vect-stmts.c (supportable_widening_operation): Support
8637 multi-step conversion of boolean vectors.
8638 (supportable_narrowing_operation): Likewise.
8640 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8642 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8645 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8647 * config/s390/subst.md (DSI_VI): New mode iterator.
8648 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8649 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8650 the insn definition.
8651 ("*vec_set<mode>"): Change predicate and add alternative to
8652 support only either register or const_int operands as element
8654 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8656 ("vec_extract<mode>"): New expander.
8657 ("*vec_extract<mode>"): New insn definition supporting reg and
8658 const_int element selectors.
8659 ("*vec_extract<mode>_plus"): New insn definition supporting
8660 reg+const_int element selectors.
8661 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8662 following expander+insn definition.
8663 ("<vec_shifts_name><mode>3"): New expander.
8664 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8666 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8668 * config/s390/s390.md ("*tabort_1"): Change predicate to
8669 nonmemory_operand. Add a second alternative to cover
8670 register as well as const int operands.
8671 ("*tabort_1_plus"): New pattern definition.
8673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8675 * config/s390/s390.md ("*ashrdi3_cc_31")
8676 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8677 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8678 Merge insn definitions into ...
8679 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8680 New pattern definition.
8681 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8682 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8683 ("*ashr<mode>3_and"): Merge insn definitions into ...
8684 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8685 New pattern definition.
8686 * config/s390/subst.md ("addr_style_op_cc_subst")
8687 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8688 substitutions patterns plus attributes.
8689 Add ashiftrt to SUBST iterator.
8691 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8693 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8694 op2 to nonmemory_operand.
8695 ("*<shift>di3_31", "*<shift>di3_31_and"):
8696 Merge into single pattern definition ...
8697 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8698 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8699 pattern definition ...
8700 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8701 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8706 * config/s390/predicates.md (const_int_6bitset_operand): New
8708 * config/s390/s390.md: Include subst.md.
8709 ("rotl<mode>3"): New expander.
8710 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8712 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8713 * config/s390/subst.md: New file.
8715 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8717 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8718 Remove RRR type. It doesn't really exist.
8719 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8721 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8722 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8723 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8724 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8725 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8726 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8727 `enabled' attribute.
8729 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8731 * gensupport.c (process_substs_on_one_elem): Split loop to
8732 complete mark_operands_used_in_match_dup on all expressions in the
8734 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8735 and remove function.
8737 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8740 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8741 (CEIL_NWORDS): ...this. Use CEIL macro.
8742 (compute_fp_layout): Adjust to above renaming.
8743 (function_arg_union_value): Likewise.
8744 (sparc_arg_partial_bytes): Likewise.
8745 (sparc_function_arg_advance): Likewise.
8747 2016-02-29 Jeff Law <law@redhat.com>
8749 PR tree-optimization/70005
8750 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8751 where an object with a boolean range is compared against a value
8754 PR tree-optimization/69999
8755 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8756 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8759 2016-02-29 Richard Biener <rguenther@suse.de>
8761 PR tree-optimization/69994
8762 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8763 (get_unary_op): Look through nop conversions.
8764 (ops_equal_values_p): New function, look for equality diregarding
8766 (eliminate_plus_minus_pair): Use ops_equal_values_p
8767 (repropagate_negates): Do not use get_unary_op here.
8769 2016-02-29 Martin Liska <mliska@suse.cz>
8771 * system.h: Poison ENABLE_CHECKING macro.
8773 2016-02-29 Martin Liska <mliska@suse.cz>
8775 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8776 is presented in dump flags.
8777 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8778 (hsa_regalloc): Likewise.
8780 2016-02-19 Richard Biener <rguenther@suse.de>
8782 PR tree-optimization/69980
8783 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8784 permutation of those we need to keep.
8786 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8789 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8790 (NWORDS_UP): ...this
8791 (init_cumulative_args): Minor tweaks.
8792 (sparc_promote_function_mode): Likewise.
8793 (scan_record_type): Delete.
8794 (traverse_record_type): New function template.
8795 (classify_data_t): New structure type.
8796 (classify_registers): New inline function.
8797 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8798 exhausted. Instantiate traverse_record_type on classify_registers and
8799 deal with the case of a structure passed in slot #15 with no FP field
8801 (assign_data_t): New structure type.
8802 (compute_int_layout): New static function.
8803 (compute_fp_layout): Likewise.
8804 (count_registers): New inline function.
8805 (assign_int_registers): New static function.
8806 (assign_fp_registers): Likewise.
8807 (assign_registers): New inline function.
8808 (function_arg_record_value_1): Delete.
8809 (function_arg_record_value_2): Likewise.
8810 (function_arg_record_value_3): Likewise.
8811 (function_arg_record_value): Adjust to above changes. Instantiate
8812 traverse_record_type on count_registers to first count the number of
8813 registers to be used and then on assign_registers to assign them.
8814 (function_arg_union_value): Adjust to above renaming.
8815 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8816 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8817 case of a structure passed in slot #15
8818 (sparc_function_arg_advance): Likewise.
8819 (function_arg_padding): Minor tweak.
8821 2016-02-29 Richard Biener <rguenther@suse.de>
8823 PR tree-optimization/69720
8824 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8825 the adjustment_def path for possibly vectorized defs.
8826 (vect_create_epilog_for_reduction): Handle vectorized initial
8829 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8831 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8833 2016-02-27 Jeff Law <law@redhat.com>
8836 2016-02-26 Richard Biener <rguenther@suse.de>
8837 Jeff Law <law@redhat.com>
8839 PR tree-optimization/69740
8840 * cfghooks.c (remove_edge): Request loop fixups if we delete
8841 an edge that might turn an irreducible loop into a natural
8844 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8846 PR rtl-optimization/69896
8847 * tree-vect-generic.c (get_compute_type): Avoid single element
8850 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8852 Rename the AArch64 tuning option and related functions to enable the
8853 Newton series for the reciprocal square root to reflect its
8854 approximative characteristic.
8856 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8857 function to "aarch64_emit_approx_rsqrt".
8858 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8859 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8860 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8861 (xgene1_tunings): Likewise.
8862 (use_rsqrt_p): Likewise.
8863 (aarch64_emit_swrsqrt): Use new function name.
8864 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8865 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8866 text explaining this option.
8867 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8869 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8872 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8873 complain about -mallow-movmisalign without -mvsx if
8874 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8876 2016-02-26 Joel Sherrill <joel@rtems.org>
8878 * config.gcc: Add x86_64-*-rtems*.
8879 * config/i386/rtems-64.h: New file.
8881 2016-02-26 Joel Sherrill <joel@rtems.org>
8883 * config.gcc: Add aarch64-*-rtems*.
8884 * config/aarch64/rtems.h: New file.
8886 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8889 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8890 shift amount using %h. Add comment.
8892 2016-02-26 Richard Biener <rguenther@suse.de>
8893 Jeff Law <law@redhat.com>
8895 PR tree-optimization/69740
8896 * cfghooks.c (remove_edge): Request loop fixups if we delete
8897 an edge that might turn an irreducible loop into a natural
8900 2016-02-26 Martin Jambor <mjambor@suse.cz>
8903 * tree-sra.c (sra_modify_assign): Do not remove loads of
8904 uninitialized aggregates to SSA_NAMEs.
8906 2016-02-26 Richard Henderson <rth@redhat.com>
8909 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8910 pseudo in case the target rtx matches the source of the left
8913 2016-02-26 Martin Jambor <mjambor@suse.cz>
8916 * hsa.h (hsa_type_packed_p): Declare.
8917 * hsa.c (hsa_type_packed_p): New function.
8918 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8920 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8921 * hsa-brig.c (emit_basic_insn): Likewise.
8923 2016-02-26 Martin Jambor <mjambor@suse.cz>
8926 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8928 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8930 2016-02-26 Martin Jambor <mjambor@suse.cz>
8932 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8933 hsa_op_with_type operands.
8934 (hsa_unsigned_type_for_type): Declare.
8935 * hsa.c (hsa_unsigned_type_for_type): New function.
8936 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8937 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8938 the finalizer. Do not emit extra move.
8940 2016-02-26 Martin Jambor <mjambor@suse.cz>
8942 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8943 atomic operations in private segment.
8945 2016-02-26 Martin Jambor <mjambor@suse.cz>
8947 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8948 statements to wi->info. Also disallow omp simd constructs.
8949 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8950 for not gridifying. Dump special string for omp_for.
8952 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8955 * config/aarch64/aarch64.c (aarch64_set_current_function):
8956 Save/restore target globals when switching to
8957 target_option_default_node.
8959 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8962 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8963 Return 0 if !SHIFT_COUNT_TRUNCATED.
8965 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8966 Eric Botcazou <ebotcazou@adacore.com>
8968 PR rtl-optimization/69891
8969 * dse.c (scan_insn): If we can't figure out memset arguments
8970 or they are non-constant, call clear_rhs_from_active_local_stores.
8972 2016-02-26 Martin Liska <mliska@suse.cz>
8974 * doc/extend.texi: Mention clog10, clog10f an clog10l
8975 in Builtins section.
8977 2016-02-26 Martin Liska <mliska@suse.cz>
8979 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8981 (resolve_args_picking_1): Likewise.
8982 * dwarf2out.h (struct GTY): Likewise.
8984 2016-02-26 Martin Liska <mliska@suse.cz>
8986 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8988 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8990 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8991 Martin Liska <mliska@suse.cz>
8993 * doc/install.texi: Mention --enable-valgrind-annotations.
8995 2016-02-26 Richard Biener <rguenther@suse.de>
8997 PR tree-optimization/69551
8998 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8999 looking through aliases adjust DECL_PT_UID to refer to the
9000 ultimate alias target.
9002 2016-02-25 Martin Liska <mliska@suse.cz>
9005 * alloc-pool.c (after_memory_report): New variable.
9006 * alloc-pool.h (base_pool_allocator ::release): Do not use
9007 the infrastructure if after_memory_report.
9008 * toplev.c (toplev::main): Mark after memory report.
9010 2016-02-25 Richard Biener <rguenther@suse.de>
9012 PR tree-optimization/48795
9013 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9015 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9018 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9019 offloading is enabled and -fopenacc or -fopenmp is specified.
9020 (CRTOFFLOADEND): Likewise.
9021 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9022 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9023 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9024 (offload_objects_file_name): New static var.
9025 (tool_cleanup): Remove offload_objects_file_name file.
9026 (find_offloadbeginend): Replace with ...
9027 (find_crtoffloadtable): ... this.
9028 (run_gcc): Remove offload_argc and offload_argv.
9029 Get offload_objects_file_name from -foffload-objects=... option.
9030 Read names of object files with offload from this file, pass them to
9031 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9032 don't pass offloadbegin and offloadend to the linker. Don't pass
9033 offload non-LTO files to the linker, because now they're not claimed.
9035 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9038 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9039 on builtin_unreachable.
9041 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9043 PR rtl-optimization/69896
9044 * regcprop.c: Include cfgrtl.h.
9045 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9046 than remembered mode, either delete it (if noop_move_p), or
9047 treat like copy_p but not noop_p instruction.
9049 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9052 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9053 - allow NULL decl for Fortran DW_TAG_common_block variables.
9055 2016-02-24 Jason Merrill <jason@redhat.com>
9057 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9059 2016-02-24 Richard Biener <rguenther@suse.de>
9060 Jakub Jelinek <jakub@redhat.com>
9063 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9064 conditionally executed ops to well-defined overflow behavior.
9066 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9069 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9072 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9074 PR rtl-optimization/69886
9075 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9076 argument. Use it when checking validity of set instructions.
9077 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9078 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9080 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9081 * store-motion.c (find_moveable_store): Update
9082 can_assign_to_reg_without_clobbers_p callsite.
9084 2016-02-24 Richard Biener <rguenther@suse.de>
9087 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9089 (record_nonwrapping_iv): Do not fall back to the low/high bound
9090 for non-constant IV bases if the stmt is not always executed.
9092 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9094 * config/arm/arm-cores.def (cortex-a32): New entry.
9095 * config/arm/arm-tables.opt: Regenerate.
9096 * config/arm/arm-tune.md: Regenerate.
9097 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9098 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9099 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9100 for -mcpu and -mtune.
9102 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9105 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9106 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9107 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9108 (atomic_loaddi_1): Delete.
9109 (atomic_loaddi): Rewrite expander using the above changes.
9111 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9114 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9117 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9118 Richard Biener <rguenth@suse.de>
9121 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9122 set_mem_attributes if tem is SSA_NAME which got expanded
9125 2016-02-24 Richard Biener <rguenther@suse.de>
9127 PR tree-optimization/69907
9128 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9129 end of permutations for BB vectorization.
9131 2016-02-24 Christian Bruel <christian.bruel@st.com>
9133 * config/arm/arm-c.c (arm_option_override): Initialize
9134 target_option_current_node.
9135 * config/arm/arm.c (arm_pragma_target_parse): Replace
9136 build_target_option_node call by target_option_current_node.
9137 Set target_option_current_node.
9140 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9143 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9144 define_insn_and_split to define_insn.
9145 (zero_extendqi<mode>2_dot2): Same.
9146 (extendqi<mode>2_dot): Same.
9147 (extendqi<mode>2_dot2): Same.
9149 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9151 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9152 and add bypass for AES{D,E} and AESMC pairs.
9153 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9156 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9158 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9159 series for reciprocal square root in Exynos M1.
9161 2016-02-23 Martin Sebor <msebor@redhat.com>
9164 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9165 __builtin_alloca_with_align.
9167 2016-02-23 Richard Henderson <rth@redhat.com>
9169 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9170 (ix86_register_pragmas): Remove __seg_tls.
9171 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9172 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9173 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9174 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9175 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9176 * doc/extend.texi (__seg_tls): Remove item.
9178 2016-02-23 Richard Biener <rguenther@suse.de>
9180 * alloc-pool.h (struct allocation_object): Make id member
9181 conditional on CHECKING_P again.
9182 (get_instance): Adjust.
9183 (base_pool_allocator): Likewise.
9185 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9187 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9188 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9190 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9192 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9194 2016-02-23 Richard Biener <rguenther@suse.de>
9196 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9197 * bitmap.h (struct bitmap_usage): Likewise.
9198 (bitmap_move): Declare.
9199 * bitmap.c (register_overhead): Take size_t argument.
9200 (bitmap_move): New function.
9201 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9202 to properly account overhead.
9203 * tree.c (free_node): Use tree_size.
9205 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9208 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9209 when inverting comparison.
9212 * common.opt (Wunreachable-code): Add Warning flag.
9214 2016-02-23 Mark Wielaard <mjw@redhat.com>
9215 Jakub Jelinek <jakub@redhat.com>
9218 * cgraphunit.c (check_global_declaration): Check main_input_filename
9219 and DECL_SOURCE_FILE are not NULL.
9221 2016-02-23 Martin Jambor <mjambor@suse.cz>
9223 PR tree-optimization/69666
9224 * tree-sra.c (sra_modify_assign): Do not attempt to create
9225 default_def replacements for unscalarizable regions.
9227 2016-02-20 Mark Wielaard <mjw@redhat.com>
9230 * cgraphunit.c (check_global_declaration): Check level of
9231 warn_unused_const_variable and main_input_filename.
9232 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9233 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9234 (-Wunused-const-variable): Explain levels 1 and 2.
9236 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9239 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9240 identical arguments. Formatting and spelling fixes.
9243 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9248 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9249 and m68k-devices.def.
9250 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9251 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9253 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9255 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9256 and HImode registers.
9258 2016-02-22 Richard Biener <rguenther@suse.de>
9260 PR tree-optimization/69882
9261 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9262 preserve permutations present because of gaps.
9263 (vect_supported_load_permutation_p): Always continue checking
9264 permutations after vect_attempt_slp_rearrange_stmts.
9266 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9268 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9269 min_profitable_estimate, rather than min_profitable_iters.
9271 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9274 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9275 SImode for last match_operand.
9277 2016-02-22 Martin Liska <mliska@suse.cz>
9279 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9280 return bitsize - 1 as the return value.
9282 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9286 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9287 Handle negative shift counts.
9288 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9289 force_reg on the shift constant.
9290 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9291 (lshrsi3_d): Handle negative shift counts.
9293 2016-02-22 Richard Biener <rguenther@suse.de>
9294 Tom de Vries <tom@codesourcery.com>
9296 * graph.c: Include dumpfile.h.
9297 (print_graph_cfg): Split into three overloads.
9298 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9300 2016-02-22 Tom de Vries <tom@codesourcery.com>
9302 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9305 2016-02-22 Richard Biener <rguenther@suse.de>
9308 * ipa-inline-transform.c (inline_call): When not updating
9309 overall summaries adjust self size by the growth estimate.
9310 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9311 hash-set, do not update overall summaries here. Renamed from ...
9312 (inline_to_all_callers): ... this which is now wrapping the
9313 above and performing delayed overall summary update.
9314 (early_inline_small_functions): Delay updating of the overall
9317 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9319 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9322 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9325 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9326 :%* in %:gt() argument.
9327 (greater_than_spec_func): Adjust for expecting only numbers,
9328 if there are more than two numbers, compare the last two.
9330 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9332 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9333 -Wnarrowing with -std.
9335 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9338 * expr.c (store_field): Don't use bit-field path if exp is
9339 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9340 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9341 and the assignment can be performed by bitwise copy. Formatting
9345 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9346 call copy_reg_eh_region_note_forward on before and/or after sequences
9347 and remove note from insn if it no longer can throw.
9350 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9353 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9355 * config/s390/vector.md: Add missing commutative operand markers
9356 to the patterns which qualify for one.
9357 * config/s390/vx-builtins.md: Likewise.
9359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9361 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9362 types to mode iterators.
9363 (vec_double): ... and mode attribute.
9364 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9366 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9368 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9369 Change the predicate of op2 from nonimmediate to general and let
9370 reload fix it if necessary.
9372 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9374 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9378 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9381 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9383 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9384 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9385 * config/s390/s390.md ("movstr<P:mode>"): Call
9386 s390_expand_vec_movstr.
9388 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9390 * config/s390/s390.md: Add missing output modifier for operand 1
9391 to print it as address properly.
9393 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9395 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9396 * config/s390/2964.md: New file.
9397 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9398 of insn grouping attributes depending on the CPU level.
9399 (s390_get_unit_mask): New function.
9400 (s390_sched_score): Remove the OOO from the scheduling macros.
9401 Add loop to calculate a score for the instruction mix.
9402 (s390_sched_reorder): Likewise plus improve debug output.
9403 (s390_sched_variable_issue): Rename macros as above. Calculate
9404 the unit distances after actually scheduling an insn. Improve
9406 (s390_sched_init): Clear last_scheduled_unit_distance array.
9407 * config/s390/s390.md: Include 2964.md.
9409 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9412 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9413 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9414 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9415 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9416 *avx512f_<code>v8div16qi2_mask_1): New insns.
9418 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9421 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9424 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9425 earlyclobber from target. Use wF constraint for fused memory
9427 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9429 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9430 Martin Liska <mliska@suse.cz>
9433 * cfgexpand.c (asan_sanitize_stack_p): New function.
9434 (partition_stack_vars): Use the function.
9435 (expand_stack_vars): Likewise.
9436 (defer_stack_allocation): Likewise.
9437 (expand_used_vars): Likewise.
9439 2016-02-18 Richard Biener <rguenther@suse.de>
9442 * fold-const.c (operand_equal_p): Properly compare offsets for
9443 IMAGPART_EXPR and ARRAY_REF.
9445 2016-02-18 Nick Clifton <nickc@redhat.com>
9449 * config/arm/arm.c (arm_option_override_internal): Disable
9450 interworking if the target does not support thumb instructions.
9451 (arm_reload_in_hi): Handle the case where a register to register
9452 move needs reloading because there is no simple pattern to handle
9454 (arm_reload_out_hi): Likewise.
9456 2016-02-18 Richard Biener <rguenther@suse.de>
9459 * match.pd: Don't use fold_binary or fold_unary for folding
9462 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9465 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9466 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9467 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9468 warn on gimple_no_warning_p statements.
9470 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9472 * doc/extend.texi (C++ Attributes): Correct description of
9473 warn_unused type attribute.
9475 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9477 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9478 correct instruction.
9480 2016-02-17 Richard Biener <rguenther@suse.de>
9482 PR rtl-optimization/69609
9483 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9484 (find_traces_1_round): When ending a trace update cached priority
9486 (bb_to_key): Use cached priority when available.
9487 (copy_bb): Initialize cached priority.
9488 (reorder_basic_blocks_software_trace_cache): Likewise.
9490 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9493 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9495 (aarch64_comparison_operator): Break overly long line into two.
9496 (aarch64_comparison_operation): Likewise.
9497 * config/aarch64/aarch64.md (cstorecc4): Use
9498 aarch64_comparison_operator_mode instead of
9499 aarch64_comparison_operator.
9500 (cstore<mode>4): Likewise.
9501 (aarch64_cstore<mode>): Likewise.
9502 (*cstoresi_insn_uxtw): Likewise.
9503 (cstore<mode>_neg): Likewise.
9504 (*cstoresi_neg_uxtw): Likewise.
9506 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9509 * config/arm/predicates.md (arm_comparison_operator_mode):
9511 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9512 instead of arm_comparison_operator.
9513 (*mov_negscc): Likewise.
9514 (*mov_notscc): Likewise.
9515 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9516 (*thumb2_mov_negscc): Likewise.
9517 (*thumb2_mov_negscc_strict_it): Likewise.
9518 (*thumb2_mov_notscc): Likewise.
9519 (*thumb2_mov_notscc_strict_it): Likewise.
9521 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9523 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9526 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9528 * config/visium/visium.c (machine_libfunc_index): New enum.
9529 (machine_libfuncs): New structure.
9530 (visium_libfuncs): New static variable.
9531 (TARGET_INIT_LIBFUNCS): Define to...
9532 (visium_init_libfuncs): ...this. New function.
9533 (expand_block_move_4): Use the appropriate libfunc.
9534 (expand_block_move_2): Likewise.
9535 (expand_block_move_1): Likewise.
9536 (expand_block_set_4): Likewise.
9537 (expand_block_set_2): Likewise.
9538 (expand_block_set_1): Likewise.
9539 (visium_trampoline_init): Likewise.
9541 2016-02-17 Nick Clifton <nickc@redhat.com>
9543 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9544 TI's devices.csv file as of March 2016.
9546 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9549 * opts-global.c (handle_common_deferred_options): Introduce and
9550 initialize two global variables to remember command-line options
9551 specifying a stack-limiting register.
9552 * opts.h: Add extern declarations of the two new global variables.
9553 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9554 variable based on the values of the two new global variables.
9556 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9559 * common.opt (Wnonnull-compare): New warning.
9560 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9561 of arguments against NULL.
9562 (-Wnonnull-compare): Document.
9563 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9564 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9565 * passes.def (pass_warn_nonnull_compare): Add.
9566 * gimple-ssa-nonnull-compare.c: New file.
9568 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9570 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9571 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9573 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9575 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9576 reciprocal sqrt for -mlow-precision-recip-sqrt.
9578 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9579 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9581 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9582 always use lane loads to construct non-constant vectors.
9584 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9586 * config/aarch64/aarch64.md
9587 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9588 constraints for operand 3.
9589 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9591 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9592 Richard Biener <rguenther@suse.de>
9594 PR tree-optimization/69820
9595 * tree-vect-patterns.c (type_conversion_p): Return false if
9596 *orig_type is unsigned single precision or boolean.
9597 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9600 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9602 PR rtl-optimization/69764
9603 PR rtl-optimization/69771
9604 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9605 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9607 2016-02-16 Richard Biener <rguenther@suse.de>
9609 PR tree-optimization/69776
9610 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9612 (indirect_refs_may_alias_p): Likewise.
9613 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9614 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9615 according to tbaa_p.
9616 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9617 (optimize_stmt): For redundant store discovery do not allow tbaa.
9619 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9621 PR tree-optimization/69714
9622 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9623 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9625 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9627 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9628 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9629 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9630 * config/arc/arc.c (arc_init): Check FPU options.
9631 (get_arc_condition_code): Handle new CC_FPU* modes.
9632 (arc_select_cc_mode): Likewise.
9633 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9634 register pair only. Allow access for ARCv2 accumulator.
9635 (gen_compare_reg): Whenever we have FPU support use FPU compare
9637 (arc_reorg): Don't generate brcc insns when FPU compare
9638 instructions are involved.
9639 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9640 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9641 floating point emulation.
9642 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9643 (REVERSE_CONDITION): Add new CC_FPU* modes.
9644 (TARGET_FP_SP_BASE): Define.
9645 (TARGET_FP_DP_BASE): Likewise.
9646 (TARGET_FP_SP_FUSED): Likewise.
9647 (TARGET_FP_DP_FUSED): Likewise.
9648 (TARGET_FP_SP_CONV): Likewise.
9649 (TARGET_FP_DP_CONV): Likewise.
9650 (TARGET_FP_SP_SQRT): Likewise.
9651 (TARGET_FP_DP_SQRT): Likewise.
9652 (TARGET_FP_DP_AX): Likewise.
9653 * config/arc/arc.md (ARCV2_ACC): New constant.
9654 (type): New fpu type attribute.
9655 (SDF): Conditional iterator.
9656 (cstore<mode>, cbranch<mode>): Change expand condition.
9657 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9658 handles FPU/FPX cases as well.
9659 * config/arc/arc.opt (mfpu): New option.
9660 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9662 (adddf3, muldf3, subdf3): Removed.
9663 * config/arc/predicates.md (proper_comparison_operator): Recognize
9665 * config/arc/fpu.md: New file.
9666 * doc/invoke.texi (ARC Options): Document mfpu option.
9668 2016-02-16 Richard Biener <rguenther@suse.de>
9670 PR rtl-optimization/69291
9671 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9672 noce_operand_ok check.
9674 2016-02-16 Tom de Vries <tom@codesourcery.com>
9677 * omp-low.c (simd_clone_create): Remove call to
9678 symtab->call_cgraph_insertion_hooks.
9680 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9682 PR tree-optimization/69802
9683 * tree-ssa-reassoc.c (update_range_test): If op is
9684 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9685 op == 1 test of precision 1 integral op, otherwise handle
9686 that case as op itself. Fix up formatting.
9687 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9690 2016-02-16 Richard Biener <rguenther@suse.de>
9692 PR tree-optimization/69586
9693 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9694 types for conversion sources.
9696 2016-02-16 Richard Biener <rguenther@suse.de>
9699 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9700 mask OEP_ADDRESS_OF.
9702 2016-02-16 Alan Modra <amodra@gmail.com>
9705 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9706 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9707 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9709 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9710 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9711 (p8_fmrgow_<mode>): Likewise.
9712 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9714 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9715 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9716 to use movdi_internal64. Remove op0_di.
9717 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9719 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9721 Add support for the FCCMP insn types
9723 * config/aarch64/aarch64.md (fccmp): Change insn type.
9725 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9726 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9727 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9728 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9729 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9730 * config/arm/types.md (fccmps): Add new insn type.
9733 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9735 * alias.c (get_alias_set): Fix a typo in comment.
9737 2016-02-15 Richard Biener <rguenther@suse.de>
9739 PR tree-optimization/69595
9740 * match.pd: Complete range test simplification to true.
9742 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9744 PR rtl-optimization/69648
9745 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9746 pic_offset_table_rtx.
9748 PR rtl-optimization/69752
9749 * ira.c (update_equiv_regs): When looking for more than a single SET,
9750 also take other side effects into account.
9752 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9754 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9755 for z900+ CPUs in 31-bit mode.
9757 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9759 * common/config/s390/s390-common.c (s390_supports_split_stack):
9761 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9762 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9763 * config/s390/s390.c (struct machine_function): New field
9764 split_stack_varargs_pointer.
9765 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9766 in s390_emit_prologue.
9767 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9769 (morestack_ref): New global.
9770 (SPLIT_STACK_AVAILABLE): New macro.
9771 (s390_expand_split_stack_prologue): New function.
9772 (s390_live_on_entry): New function.
9773 (s390_va_start): Use split-stack vararg pointer if appropriate.
9774 (s390_asm_file_end): Emit the split-stack note sections.
9775 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9776 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9777 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9778 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9779 (split_stack_prologue): New expand.
9780 (split_stack_space_check): New expand.
9781 (split_stack_data): New insn.
9782 (split_stack_call): New expand.
9783 (split_stack_call_*): New insn.
9784 (split_stack_cond_call): New expand.
9785 (split_stack_cond_call_*): New insn.
9787 2016-02-15 Richard Biener <rguenther@suse.de>
9789 PR tree-optimization/69783
9790 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9791 Add trivially correct cases.
9793 2016-02-15 Tom de Vries <tom@codesourcery.com>
9796 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9798 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9800 2016-02-15 Richard Biener <rguenther@suse.de>
9802 PR tree-optimization/69776
9803 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9804 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9805 indicate whether we can use TBAA to disambiguate against stores.
9806 Use alias-set zero if not.
9807 (visit_reference_op_store): Do not use TBAA when looking up
9809 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9810 (eliminate_dom_walker::before_dom_children): But not when looking
9811 up redundant stores.
9813 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9815 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9817 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9819 * config/i386/znver1.md
9820 (znver1_pop, znver1_pop_mem,
9821 znver1_load_imov_double_store,
9822 znver1_load_imov_direct_store,
9823 znver1_load_imov_direct_load,
9824 znver1_load_imov_double_load): Add new.
9825 (znver1_insn, znver1_insn_load): Add icmov type.
9827 znver1_sseavx_fma_load,
9829 znver1_avx256_fma_load): Fix pipe usage.
9831 2016-02-14 Alan Modra <amodra@gmail.com>
9834 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9835 with an invalid hard reg, reload just the reg not the entire
9836 pre/post-inc/dec address expression.
9838 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9841 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9842 fixed R1_REG scratch reg.
9843 (sibcall_value_pcrel_fdpic): Likewise.
9845 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9849 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9851 2016-02-12 Walter Lee <walt@tilera.com>
9853 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9854 * config/tilegx/t-tilegx: Likewise.
9856 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9859 * diagnostic-show-locus.c (struct line_span): New struct.
9860 (layout::get_first_line): Delete.
9861 (layout::get_last_line): Delete.
9862 (layout::get_num_line_spans): New member function.
9863 (layout::get_line_span): Likewise.
9864 (layout::print_heading_for_line_span_index_p): Likewise.
9865 (layout::get_expanded_location): Likewise.
9866 (layout::calculate_line_spans): Likewise.
9867 (layout::m_first_line): Delete.
9868 (layout::m_last_line): Delete.
9869 (layout::m_line_spans): New field.
9870 (layout::layout): Update comment. Replace m_first_line and
9871 m_last_line with m_line_spans, replacing their initialization
9872 with a call to calculate_line_spans.
9873 (diagnostic_show_locus): When printing source lines and
9874 annotations, rather than looping over a single span
9875 of lines, instead loop over each line_span within
9876 the layout, with an inner loop over the lines within them.
9877 Call the context's start_span callback when changing line spans.
9878 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9879 (diagnostic_build_prefix): Break out the building of the location
9880 part of the string into...
9881 (diagnostic_get_location_text): ...this new function, rewriting
9882 it from nested ternary expressions to a sequence of "if"
9884 (default_diagnostic_start_span_fn): New function.
9885 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9886 (diagnostic_context::start_span): New field.
9887 (default_diagnostic_start_span_fn): New prototype.
9889 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9892 * gcc.c (driver::finalize): Fix cleanup of "specs".
9894 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9898 * gcc.c (driver::driver): Initialize m_option_suggestions.
9899 (driver::~driver): Clean up m_option_suggestions.
9900 (suggest_option): Convert to...
9901 (driver::suggest_option): ...this, and split out into
9902 driver::build_option_suggestions and find_closest_string.
9903 (driver::build_option_suggestions): New function, from
9904 first half of suggest_option. Special-case
9905 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9906 the sanitizer_opts array. For options of enum types, add the
9907 various enum values to the candidate strings.
9908 (driver::handle_unrecognized_options): Remove "const".
9909 * gcc.h (driver::handle_unrecognized_options): Likewise.
9910 (driver::build_option_suggestions): New decl.
9911 (driver::suggest_option): New decl.
9912 (driver::m_option_suggestions): New field.
9913 * opts-common.c (add_misspelling_candidates): New function.
9914 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9915 and make non-static.
9916 * opts.h (sanitizer_opts): New array decl.
9917 (add_misspelling_candidates): New function decl.
9918 * spellcheck.c (find_closest_string): New function.
9919 * spellcheck.h (find_closest_string): New function decl.
9921 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9923 PR rtl-optimization/69764
9924 PR rtl-optimization/69771
9925 * optabs.c (expand_binop_directly): For shift_optab_p, force
9926 convert_modes with VOIDmode if xop1 has VOIDmode.
9928 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9931 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9932 to correctly determine instrumentation thunks.
9934 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9937 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9938 type by reference, force lhs on the call.
9941 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9942 Compute retval and retbnd early in all cases if split_part_return_p
9943 and return_bb is not EXIT. Remove all clobber stmts and reset
9944 all debug stmts that refer to SSA_NAMEs defined in split part,
9945 except if it is retval, in that case replace the old retval with the
9946 lhs of the call to the split part.
9948 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9951 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9954 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9955 whose result is used in PHI.
9956 (maybe_optimize_range_tests): Likewise.
9957 (final_range_test_p): Likweise.
9959 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9962 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9963 whose result is used in PHI.
9964 (maybe_optimize_range_tests): Likewise.
9965 (final_range_test_p): Likweise.
9967 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9969 * cgraph.c: Spelling fixes - behaviour -> behavior and
9970 neighbour -> neighbor.
9971 * target.def: Likewise.
9972 * sel-sched.c: Likewise.
9973 * config/mips/mips.c: Likewise.
9974 * config/arc/arc.md: Likewise.
9975 * config/arm/cortex-a57.md: Likewise.
9976 * config/arm/arm.c: Likewise.
9977 * config/arm/neon.md: Likewise.
9978 * config/arm/arm-c.c: Likewise.
9979 * config/vms/vms-c.c: Likewise.
9980 * config/s390/s390.c: Likewise.
9981 * config/i386/znver1.md: Likewise.
9982 * config/i386/i386.c: Likewise.
9983 * config/ia64/hpux-unix2003.h: Likewise.
9984 * config/msp430/msp430.md: Likewise.
9985 * config/rx/rx.c: Likewise.
9986 * config/rx/rx.md: Likewise.
9987 * config/aarch64/aarch64-simd.md: Likewise.
9988 * config/aarch64/aarch64.c: Likewise.
9989 * config/nvptx/nvptx.c: Likewise.
9990 * config/bfin/bfin.c: Likewise.
9991 * config/cris/cris.opt: Likewise.
9992 * config/rs6000/rs6000.c: Likewise.
9993 * target.h: Likewise.
9994 * spellcheck.c: Likewise.
9995 * ira-build.c: Likewise.
9996 * tree-inline.c: Likewise.
9997 * builtins.c: Likewise.
9998 * lra-constraints.c: Likewise.
9999 * explow.c: Likewise.
10000 * hwint.h: Likewise.
10001 * targhooks.c: Likewise.
10002 * tree-vect-data-refs.c: Likewise.
10003 * expr.c: Likewise.
10004 * doc/tm.texi: Likewise.
10005 * doc/extend.texi: Likewise.
10006 * doc/install.texi: Likewise.
10007 * doc/md.texi: Likewise.
10008 * tree-ssa-tail-merge.c: Likewise.
10009 * sched-int.h: Likewise.
10010 * match.pd: Likewise.
10011 * sched-ebb.c: Likewise.
10012 * target.def (omit_struct_return_reg): Likewise.
10013 * gimple-ssa-isolate-paths.c: Likewise.
10014 (find_implicit_erroneous_behaviour): Renamed to...
10015 (find_implicit_erroneous_behavior): ... this.
10016 (find_explicit_erroneous_behaviour): Renamed to...
10017 (find_explicit_erroneous_behavior): ... this.
10018 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10020 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10022 PR rtl-optimization/64682
10023 PR rtl-optimization/69567
10024 PR rtl-optimization/69737
10025 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10026 in I2 as well, just lose it.
10028 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10030 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10032 (aarch64_last_printed_tune_string): Likewise.
10033 (aarch64_declare_function_name): Only output .arch assembler
10034 directive if it will be different from the previously output
10035 directive. Same for .tune comment but only if -dA is set.
10036 (aarch64_start_file): New function.
10037 (TARGET_ASM_FILE_START): Define.
10039 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10042 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10044 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10047 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10048 -Wmaybe-uninitialized warning.
10050 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10053 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10055 2016-02-11 Richard Biener <rguenther@suse.de>
10057 PR rtl-optimization/69291
10058 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10059 subexpressions affected by changing the result.
10061 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10064 * lra-constraints.c (curr_insn_transform): Find in/out operands
10065 for secondary memory moves. Update dups.
10067 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10069 PR tree-optimization/69652
10070 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10071 to nested loop, did source re-formatting, skip debug statements,
10072 add check on statement with volatile operand, remove dead scalar
10075 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10076 Patrick Palka <ppalka@gcc.gnu.org>
10080 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10081 calls if the return type is TREE_ADDRESSABLE.
10082 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10083 * ipa-split.c (split_function): Fix doubled "we" in comment.
10084 Use void return type for the split part even if
10085 !split_point->split_part_set_retval.
10087 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10089 PR tree-optimization/68021
10090 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10091 when computing the value of biv cand by itself.
10093 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10095 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10096 (cortexa57_tunings): Likewise.
10097 (cortexa72_tunings): Likewise.
10098 (arch_macro_fusion_pair_p): Add support for AES fusion.
10099 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10100 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10101 Allow virtual registers before reload so early scheduling works.
10102 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10103 correct latency and pipeline.
10104 (cortex_a57_crypto_complex): Likewise.
10105 (cortex_a57_crypto_xor): Likewise.
10106 (define_bypass): Add AES bypass.
10108 2016-02-10 Richard Biener <rguenther@suse.de>
10110 PR tree-optimization/69726
10111 * passes.def: Add DCE pass before late uninit.
10112 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10113 really fixup if-conversions job.
10115 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10117 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10118 (arm_cortex_a57_tune): Likewise.
10119 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10120 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10122 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10124 * timevar.def (TV_PHASE_DBGINFO): Delete.
10125 (TV_PHASE_CHECK_DBGINFO): Likewise.
10126 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10128 2016-02-10 Richard Biener <rguenther@suse.de>
10130 PR tree-optimization/69719
10131 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10132 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10134 2016-02-09 Andrew Pinski <apinski@cavium.com>
10137 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10138 get_vcond_mask_icode returns false.
10140 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10143 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10144 an ADDIS that adds a pointer to a large constant that sets the
10145 upper16 bits with a load operation.
10147 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10150 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10152 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10154 (vzipq_s16): Likewise.
10155 (vzipq_s32): Likewise.
10156 (vzipq_f32): Likewise.
10157 (vzipq_u8): Likewise.
10158 (vzipq_u16): Likewise.
10159 (vzipq_u32): Likewise.
10160 (vzipq_p8): Likewise.
10161 (vzipq_p16): Likewise.
10163 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10166 * config/arm/arm.c (neon_endian_lane_map): New function.
10167 (neon_vector_pair_endian_lane_map): New function.
10168 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10169 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10171 (vuzpq_s16): Likewise.
10172 (vuzpq_s32): Likewise.
10173 (vuzpq_f32): Likewise.
10174 (vuzpq_u8): Likewise.
10175 (vuzpq_u16): Likewise.
10176 (vuzpq_u32): Likewise.
10177 (vuzpq_p8): Likewise.
10178 (vuzpq_p16): Likewise.
10180 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10183 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10186 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10188 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10189 truncate const_int operand 1 to QImode.
10191 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10193 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10194 corresponding to an abnormal edge.
10196 2016-02-09 Tom de Vries <tom@codesourcery.com>
10198 PR tree-optimization/69599
10199 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10201 (find_func_aliases_for_builtin_call, find_func_clobbers)
10202 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10205 2016-02-09 Richard Biener <rguenther@suse.de>
10207 PR tree-optimization/69715
10208 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10209 LHS on calls as non-rewritable.
10211 2016-02-09 Tom de Vries <tom@codesourcery.com>
10214 * lto-wrapper.c (append_diag_options): New function.
10215 (compile_offload_image): Call append_diag_options.
10217 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10220 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10221 Minor copy-edit to fix verb tenses.
10223 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10225 PR tree-optimization/69209
10226 * ipa-split.c (split_function): If split part is not
10227 returning retval, retval has gimple type but is not
10228 gimple value, force it into a SSA_NAME first.
10230 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10232 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10235 2016-02-08 Jason Merrill <jason@redhat.com>
10238 * convert.c (convert_to_integer_1): Check dofold on truncation
10240 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10241 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10242 Rename from *_nofold.
10243 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10244 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10246 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10249 * tree.c (build_common_tree_nodes): Remove short_double argument.
10250 All callers changed.
10251 * tree.h (build_common_tree_nodes): Adjust declaration.
10252 * doc/invoke.texi (-fshort-double): Remove documentation.
10253 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10254 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10255 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10256 (append_linker_options): Don't handle OPT_fshort_double.
10258 PR rtl-optimization/68730
10259 * lra-remat.c (insn_to_cand_activation): New static variable.
10260 (lra_remat): Allocate and free it.
10261 (create_cand): New arg activation. Initialize a field in
10262 insn_to_cand_activation if it is nonnull.
10263 (create_cands): Pass the activation insn to create_cand when making
10264 a candidate involving an output reload. Reorganize code a little.
10265 (do_remat): Keep track of active status of candidates in a separate
10268 2016-02-08 Richard Biener <rguenther@suse.de>
10270 PR tree-optimization/69719
10271 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10272 Properly use absolute of the difference of the two offsets to
10273 compare or adjust the segment length.
10275 2016-02-08 Richard Biener <rguenther@suse.de>
10276 Jeff Law <law@redhat.com>
10279 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10280 types for anonymous SSA names.
10282 2016-02-08 Richard Biener <rguenther@suse.de>
10284 PR rtl-optimization/69274
10285 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10287 2016-02-08 Jeff Law <law@redhat.com>
10289 PR tree-optimization/65917
10290 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10291 equivalences from if (x == y) style conditionals.
10292 (loop_depth_of_name): Remove.
10293 (record_equality): Remove loop depth check.
10294 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10295 (const_and_copies::record_const_or_copy_raw): New member function.
10296 * tree-ssa-scopedtables.c
10297 (const_and_copies::record_const_or_copy_raw): New, factored out of
10298 (const_and_copies::record_const_or_copy): Call new member function.
10300 2016-02-05 Jeff Law <law@redhat.com>
10302 PR tree-optimization/68541
10303 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10304 (count_stmts_in_block): New function.
10305 (poor_ifcvt_candidate_code): Likewise.
10306 (is_feasible_trace): Add some heuristics to determine when path
10307 splitting is profitable.
10308 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10309 is a diamond with a single exit.
10311 2016-02-05 Martin Sebor <msebor@redhat.com>
10314 * doc/invoke.texi: Update -Wplacement-new to take an optional
10317 2016-02-06 Richard Henderson <rth@redhat.com>
10320 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10321 out of non-standard address spaces.
10323 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10325 PR rtl-optimization/69691
10326 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10328 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10330 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10331 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10332 (*ieee128_mfvsrd_64bit): Likewise.
10333 (*ieee128_mfvsrd_32bit): Likewise.
10335 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10339 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10341 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10342 instrumented_version.
10344 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10346 * doc/invoke.texi (Optimize Options): In table of --param options
10347 rename second occurrence of tracer-min-branch-ratio to
10348 tracer-min-branch-probability, rename
10349 tracer-min-branch-ratio-feedback to
10350 tracer-min-branch-probability-feedback and clarify description,
10351 rename sched-spec-state-edge-prob-cutoff to
10352 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10353 to selsched-insns-to-rename, rename lto-minpartition to
10354 lto-min-partition, delete reorder-blocks-duplicate and
10355 reorder-blocks-duplicate-feedback.
10357 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10359 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10362 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10364 * doc/extend.texi: S/390: Correct some typos.
10366 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10368 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10370 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10373 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10374 (s390_register_info_gprtofpr): Use new macros above.
10375 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10377 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10378 its name. Adjust restore and save gpr ranges.
10379 (s390_register_info_set_ranges): New function.
10380 (s390_register_info): Use new macros above. Call
10381 s390_register_info_set_ranges.
10382 (s390_optimize_register_info): Likewise.
10383 (s390_hard_regno_rename_ok): Use new macros.
10384 (s390_hard_regno_scratch_ok): Likewise.
10385 (s390_emit_epilogue): Likewise.
10386 (s390_can_use_return_insn): Likewise.
10387 (s390_optimize_prologue): Likewise.
10388 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10390 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10393 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10395 (ix86_option_override_internal): Disable TARGET_STV even for
10396 -m{incoming,preferred}-stack-boundary=3.
10398 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10400 * config.gcc: Mark deprecated rtems targets as obsolete.
10402 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10404 PR rtl-optimization/64682
10405 PR rtl-optimization/69567
10406 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10407 before I2 only if the register is both used and set in I2.
10409 2016-02-04 DJ Delorie <dj@redhat.com>
10411 * config/msp430/msp430.c (msp430_start_function): Add function type.
10413 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10416 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10418 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10420 PR rtl-optimization/69577
10422 2015-10-29 Richard Henderson <rth@redhat.com>
10426 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10427 sse check to the exact conditions of PR 67609.
10429 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10432 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10433 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10434 not allowed into the traditional Altivec registers.
10435 (movtd_64bit_nodm): Likewise.
10436 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10438 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10440 * config/aarch64/cortex-a57-fma-steering.c
10441 (aarch64_register_fma_steering): Remove "static" from arguments
10444 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10447 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10448 twice when complex.
10450 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10452 * doc/invoke.texi: Delete -mno-fma4.
10454 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10456 PR rtl-optimization/69577
10457 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10458 (find_subregs_of_mode): Update accordingly. Iterate over partial
10461 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10463 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10464 * config/arm/arm.c (neon_reinterpret): Remove.
10465 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10466 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10467 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10468 vreinterpretti): Remove.
10469 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10470 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10471 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10472 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10473 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10474 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10475 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10476 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10477 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10478 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10479 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10480 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10481 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10482 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10483 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10484 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10485 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10486 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10487 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10488 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10489 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10490 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10491 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10492 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10493 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10494 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10495 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10496 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10497 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10498 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10499 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10500 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10501 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10502 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10503 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10504 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10505 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10506 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10507 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10508 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10509 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10510 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10511 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10512 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10513 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10514 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10515 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10516 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10517 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10518 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10519 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10520 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10521 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10522 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10523 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10524 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10525 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10526 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10527 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10528 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10529 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10530 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10531 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10532 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10533 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10534 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10535 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10536 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10537 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10538 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10539 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10540 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10541 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10542 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10543 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10544 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10545 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10546 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10547 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10548 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10549 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10550 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10551 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10552 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10553 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10554 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10555 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10556 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10557 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10558 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10559 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10560 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10561 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10562 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10563 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10564 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10565 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10566 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10567 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10568 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10569 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10570 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10571 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10573 2016-02-04 Martin Liska <mliska@suse.cz>
10576 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10577 that are gimple_store_p.
10578 (maybe_instrument_call): Likewise.
10580 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10582 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10583 register scaling out of memory reference and comment why.
10585 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10589 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10590 folding the source of a SET.
10592 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10596 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10597 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10599 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10603 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10606 2016-02-04 Christian Bruel <christian.bruel@st.com>
10608 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10609 * config/arm/arm.c (arm_set_current_function): Likewise.
10611 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10612 Ilya Enkovich <enkovich.gnu@gmail.com>
10613 H.J. Lu <hongjiu.lu@intel.com>
10616 * config/i386/i386.c (convert_scalars_to_vector): Remove
10617 stack alignment fixes.
10618 (ix86_option_override_internal): Disable TARGET_STV if stack
10619 might not be aligned enough.
10620 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10622 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10624 * config/i386/x86-tune.def: Disable default prefetching
10627 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10628 Vladimir Makarov <vmakarov@redhat.com>
10631 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10632 in validating fused toc addresses.
10634 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10637 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10638 range->m_caret fields if range->m_show_caret_p is false.
10641 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10642 Force oldval into register if it does not satisfy reg_or_short_operand
10643 predicate. Fix up formatting.
10645 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10646 Alexandre Oliva <aoliva@redhat.com>
10649 * lra-constraints.c (simplify_operand_subreg): Check additionally
10650 address validity after potential reloading.
10651 (process_address_1): Check insns validity. In case of failure do
10654 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10657 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10660 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10662 * wide-int.cc (canonize_uhwi): New function.
10663 (wi::divmod_internal): Use it.
10665 2016-02-02 James Norris <jnorris@codesourcery.com
10667 * gimplify.c (omp_notice_variable): Add usage check.
10669 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10671 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10672 like LE, GE, LT, GT when emitting relational operator.
10674 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10676 * ira-costs.c (find_costs_and_classes): Add extra argument.
10677 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10678 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10679 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10680 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10681 Add best_class parameter, and return it if not ALL_REGS.
10682 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10684 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10685 Update target hook.
10687 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10689 * config/aarch64/aarch64.c
10690 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10691 (aarch64_ira_change_pseudo_allocno_class): New function.
10693 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10696 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10698 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10700 * config/avr/avr.c (avr_option_override): Set
10701 PARAM_ALLOW_STORE_DATA_RACES to 1.
10703 2016-02-02 Richard Biener <rguenther@suse.de>
10705 PR tree-optimization/69595
10706 * match.pd: Add range test simplifications to true/false.
10708 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10710 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10711 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10714 2016-02-02 Richard Biener <rguenther@suse.de>
10716 PR tree-optimization/69606
10717 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10718 info on the result before moving a stmt.
10720 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10722 PR middle-end/68542
10723 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10724 branch with vector comparison.
10725 * config/i386/sse.md (VI48_AVX): New mode iterator.
10726 (define_expand "cbranch<mode>4): Add support for conditional branch
10727 with vector comparison.
10728 * tree-vect-loop.c (optimize_mask_stores): New function.
10729 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10730 has_mask_store field of vect_info.
10731 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10732 vectorized loops having masked stores after vec_info destroy.
10733 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10734 correspondent macros.
10735 (optimize_mask_stores): Add prototype.
10737 2016-02-02 Alan Modra <amodra@gmail.com>
10740 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10743 2016-02-02 Alan Modra <amodra@gmail.com>
10746 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10747 whenever toc_label_name used.
10748 (rs6000_file_start): Don't set up toc section here,
10749 (rs6000_output_function_epilogue): do so here instead,
10750 (rs6000_xcoff_file_start): and here.
10751 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10752 (load_toc_aix_di): Likewise.
10754 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10756 PR rtl-optimization/69592
10757 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10758 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10759 (num_sign_bit_copies_binary_arith_p): New inline function.
10760 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10762 2016-02-01 Jeff Law <law@redhat.com>
10764 PR tree-optimization/69580
10765 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10766 * tree-ssa-threadbackward.c
10767 (fsm_find_control_statement_thread_paths): Do not try to walk
10768 through large PHI nodes.
10770 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10772 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10773 when count is incremented above limit, don't analyze further
10776 * omp-low.c (oacc_parse_default_dims): Avoid
10777 -Wsign-compare warning, make sure value fits into int
10778 rather than just unsigned int.
10780 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10782 PR tree-optimization/67921
10783 * fold-const.c (split_tree): New parameters. Convert pointer
10784 type variable part to proper type before negating.
10785 (fold_binary_loc): Pass new arguments to split_tree.
10787 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10789 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10790 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10791 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10792 * doc/tm.texti: Rebuilt.
10793 * doc/invoke.texi (fopenacc-dim): Document.
10794 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10795 (append_compiler_options): Likewise.
10796 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10797 (oacc_parse_default_dims): New.
10798 (oacc_validate_dims): Add USED arg. Select non-unity default when
10800 (oacc_loop_fixed_partitions): Return mask of used partitions.
10801 (oacc_loop_auto_partitions): Emit dump info.
10802 (oacc_loop_partition): Return mask of used partitions.
10803 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10804 loop partitioning and validation calls.
10806 2016-02-01 Richard Biener <rguenther@suse.de>
10808 PR middle-end/69556
10809 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10811 2016-02-01 Richard Biener <rguenther@suse.de>
10813 PR tree-optimization/69574
10814 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10815 of asserting return chrec_dont_know.
10817 2016-02-01 Martin Liska <mliska@suse.cz>
10819 * mem-stats-traits.h: Add copyright header.
10820 * mem-stats.h: Likewise.
10822 2016-02-01 Richard Biener <rguenther@suse.de>
10824 PR tree-optimization/69579
10825 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10826 Do not propagate through abnormal PHI results.
10828 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10830 * postreload.c (reload_cse_simplify): Remove dead code.
10832 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10834 PR rtl-optimization/69570
10835 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10836 if there is more than one set, not if there is a single set.
10838 2016-02-01 Richard Henderson <rth@redhat.com>
10841 * combine.c (make_compound_operation): When looking through a
10842 subreg, make sure to re-extend to the width of the outer mode.
10844 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10846 PR tree-optimization/69546
10847 * wide-int.cc (wi::divmod_internal): For unsigned division
10848 where both operands fit into uhwi, if o1 is 1 and o0 has
10849 msb set, if divident_prec is larger than bits per hwi,
10850 clear another quotient word and return 2 instead of 1.
10851 Similarly for remainder with msb in HWI set, if dividend_prec
10852 is larger than bits per hwi.
10854 2016-01-29 Martin Jambor <mjambor@suse.cz>
10856 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10857 Use short lowercase names.
10858 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10859 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10860 acq_rel one. Protect warning agains segfaults if
10861 get_memory_order_name returns NULL.
10862 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10863 with release semantics. Do not warn if get_memory_order already did.
10864 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10865 semantics. Fix check for relaxed or acquire semantics. Do not warn
10866 if get_memory_order already did.
10868 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10870 * doc/install.texi: Document that isl-0.16 is supported.
10872 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10875 * config/i386/constraints.md (Bm): Describe as special memory
10877 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10878 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10879 * genpreds.c (struct constraint_data): Add is_special_memory.
10880 (have_special_memory_constraints, special_memory_start): New
10882 (special_memory_end): Ditto.
10883 (add_constraint): Add new arg is_special_memory. Add code to
10884 process its true value. Update have_special_memory_constraints.
10885 (process_define_constraint): Pass the new arg.
10886 (process_define_register_constraint): Ditto.
10887 (choose_enum_order): Process special memory.
10888 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10889 function insn_extra_special_memory_constraint.
10890 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10891 * gensupport.c (process_rtx): Process
10892 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10893 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10894 * ira-lives.c (single_reg_class): Use
10895 insn_extra_special_memory_constraint.
10896 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10897 * lra-constraints.c (process_alt_operands): Ditto.
10898 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10899 * recog.c (asm_operand_ok, preprocess_constraints): Process
10901 * reload.c (find_reloads): Ditto.
10902 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10903 * stmt.c (parse_input_constraint): Use
10904 insn_extra_special_memory_constraint.
10906 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10909 * lra-splill.c (lra_final_code_change): Revert r229087 by
10910 removing all sub-registers.
10912 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10915 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10917 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10920 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10921 SSE1, copy target into the temporary reg first before recursing
10924 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10926 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10929 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10931 * ginclude/stdarg.h: Test __cplusplus instead of
10932 __GXX_EXPERIMENTAL_CXX0X__.
10934 2016-01-29 Richard Biener <rguenther@suse.de>
10936 PR tree-optimization/69547
10937 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10938 Do not mark clobbers necessary.
10939 (mark_all_reaching_defs_necessary_1): Likewise.
10941 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10943 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10944 declaration name with %qs and print it in both error messages.
10945 Also fix indentation.
10947 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10950 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10951 trailing blank line from error message.
10953 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10956 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10959 2016-01-29 Richard Biener <rguenther@suse.de>
10961 PR middle-end/69537
10962 * match.pd: Allow all integral types when simplifying a
10963 widening or sign-changing conversion.
10965 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10967 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10968 back to setting codegen_error to fail codegen.
10970 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10973 * config/i386/constraints.md (C): Only accept constant zero operand.
10974 (BC): New constraint.
10975 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10976 instead of C constraint.
10977 * doc/md.texi (Machine Constraints): Update description
10980 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10983 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10985 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10987 PR middle-end/69542
10988 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10991 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10993 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10994 branches if using guessed profile.
10996 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10998 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11000 2016-01-28 Richard Henderson <rth@redhat.com>
11003 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11004 * config/aarch64/aarch64-protos.h: Update.
11005 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11006 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11007 (aarch64_get_condition_code_1): Handle CC_Cmode.
11008 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11009 (*add<mode>3_compareC_cconly_imm): New.
11010 (*add<mode>3_compareC_cconly): New.
11011 (*add<mode>3_compareC_imm): New.
11012 (add<mode>3_compareC): New.
11013 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11014 to be first. Use aarch64_carry_operation.
11015 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11016 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11017 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11018 (subti3): Use subdi3_compare1.
11019 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11020 (sub<mode>3_compare1): New.
11021 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11022 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11023 (*subsi3_carryin_uxtw): Likewise.
11024 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11025 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11026 * config/aarch64/iterators.md (DWI): New.
11027 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11028 (aarch64_borrow_operation): New.
11030 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11032 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11033 message when isl does not return a valid schedule.
11035 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11037 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11038 Remove comments from class declarations: they are already in the code
11041 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11043 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11045 (ternary_op_to_tree): Same.
11046 (unary_op_to_tree): Same.
11047 (nary_op_to_tree): Same.
11048 (gcc_expression_from_isl_expr_op): Same.
11049 (gcc_expression_from_isl_expression): Same.
11050 (graphite_create_new_loop): Same.
11051 (graphite_create_new_loop_guard): Same.
11052 (build_iv_mapping): Same.
11053 (graphite_create_new_guard): Same.
11054 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11055 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11057 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11059 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11060 instead of setting codegen_error to fail codegen.
11062 2016-01-28 Jason Merrill <jason@redhat.com>
11064 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11066 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11068 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11069 Remove CONST_INT_P check in CCMP cost calculation.
11071 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11073 * config/aarch64/aarch64.c (generic_vector_cost):
11074 Set vec_permute_cost.
11075 (cortexa57_vector_cost): Likewise.
11076 (exynosm1_vector_cost): Likewise.
11077 (xgene1_vector_cost): Likewise.
11078 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11079 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11080 Add vec_permute_cost entry.
11082 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11084 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11086 (add<mode>3_compare0): Likewise.
11087 (addsi3_compare0_uxtw): Likewise.
11088 (add<mode>3nr_compare0): Likewise.
11089 (compare_neg<mode>): Likewise.
11090 (<optab><mode>3): Likewise.
11092 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11094 * tree-vect-stmts.c (vectorizable_comparison): Add
11095 NULL check for vectype.
11097 2016-01-28 Richard Biener <rguenther@suse.de>
11099 PR tree-optimization/69466
11100 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11101 Account for PHIs we couldn't duplicate.
11103 2016-01-28 Martin Liska <mliska@suse.cz>
11106 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11107 instead of ENABLE_VALGRIND_CHECKING.
11109 2016-01-27 Richard Henderson <rth@redhat.com>
11112 * lra-remat.c (subreg_regs): New.
11113 (dump_candidates_and_remat_bb_data): Dump it.
11114 (operand_to_remat): Reject if operand in subreg_regs.
11115 (set_bb_regs): Collect subreg_regs.
11116 (lra_remat): Init and free subreg_regs. Compute
11117 calculate_local_reg_remat_bb_data before create_cands.
11119 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11122 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11123 change stack_alignment_needed for __tls_get_addr call.
11125 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11127 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11129 2016-01-27 Jeff Law <law@redhat.com>
11131 PR tree-optimization/68398
11132 PR tree-optimization/69196
11133 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11134 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11135 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11136 Only count PHIs in the last block in the path. The others will
11137 const/copy propagate away. Add heuristic to allow more irreducible
11138 subloops to be created when it is likely profitable to do so.
11140 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11141 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11142 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11144 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11147 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11148 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11149 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11150 * tree-streamer-in.c: Include asan.h.
11151 (streamer_get_builtin_tree): For builtins in sanitizer
11152 range call initialize_sanitizer_builtins and retry.
11154 2016-01-27 Ian Lance Taylor <iant@google.com>
11156 * common.opt (fkeep-gc-roots-live): New undocumented option.
11157 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11158 -fkeep-gc-roots-live, skip pointers.
11159 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11162 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11165 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11166 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11168 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11171 * configure.ac: NetBSD provides SSP in its C library.
11172 * configure: Updated.
11174 2016-01-27 Richard Biener <rguenther@suse.de>
11176 PR tree-optimization/69166
11177 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11178 reduction code for commutativity / associativity.
11180 2016-01-27 Martin Jambor <mjambor@suse.cz>
11182 PR tree-optimization/69355
11183 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11184 total_scalarization fails.
11186 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11188 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11191 2016-01-27 Christian Bruel <christian.bruel@st.com>
11194 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11195 Move arm_reset_previous_fndecl and set_target_option_current_node in
11196 the conditional part. Call save_restore_target_globals.
11197 * config/arm/arm.c (arm_set_current_function):
11198 Refactor to better support #pragma target and attribute mix.
11199 Call save_restore_target_globals.
11200 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11202 2016-01-27 Martin Liska <mliska@suse.cz>
11204 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11205 reference for an HSA kernel and its host function.
11207 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11209 PR tree-optimization/69399
11210 * wide-int.h (wi::lrshift): For larger precisions, only
11211 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11213 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11215 * config/arc/predicates.md (proper_comparison_operator): Reject
11216 constant-constant comparison.
11218 2016-01-26 Tom de Vries <tom@codesourcery.com>
11220 PR tree-optimization/69110
11221 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11222 DR_NUM_DIMENSIONS == 0.
11224 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11225 Sebastian Pop <s.pop@samsung.com>
11227 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11228 isl_ast_op_cond and isl_ast_op_select.
11229 (gcc_expression_from_isl_expr_op): Same.
11231 2016-01-26 Jason Merrill <jason@redhat.com>
11234 * tree.c (recompute_constructor_flags): Split out from
11236 (verify_constructor_flags): New.
11237 * tree.h: Declare them.
11239 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11241 PR rtl-optimization/69217
11242 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11243 are no TYPE_FIELDS set for the record type.
11245 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11248 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11249 toc_label_name unconditionally.
11250 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11251 SYMBOL_REF string. Use toc_label_name instead of constructing
11253 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11254 constructing LCTOC1.
11256 2016-01-26 Martin Sebor <msebor@redhat.com>
11259 * doc/extend.texi (Common Type Attributes): Move text that talks about
11260 attribute packed from attribute aligned to the section discussing
11261 the former attribute for clarity.
11263 2016-01-26 Richard Henderson <rth@redhat.com>
11265 PR middle-end/60908
11266 * trans-mem.c (tm_region_init): Mark entry block as visited.
11268 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11271 * diagnostic-show-locus.c (layout::print_source_line): Replace
11272 call to pp_newline with call to layout::print_newline.
11273 (layout::print_annotation_line): Likewise.
11274 (layout::move_to_column): Likewise.
11275 (layout::print_any_fixits): After printing any fixits, print a
11276 trailing newline, if necessary.
11277 (layout::print_newline): New method, resetting any colorization
11279 (diagnostic_show_locus): Move the pp_newline to before the
11280 early bailout. Remove dummy block enclosing the layout instance.
11281 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11282 of pp_newline_and_flush with pp_flush.
11283 (diagnostic_append_note): Delete use of pp_newline.
11284 (diagnostic_append_note_at_rich_loc): Delete.
11285 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11286 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11287 when newline characters are added to the buffer.
11289 2016-01-26 Michael Matz <matz@suse.de>
11291 * configure.ac (ac_cv_std_swap_in_utility): New test.
11292 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11293 * configure: Regenerate.
11294 * config.in: Regenerate.
11296 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11298 * config/arc/arc.md (cstoresi4): Force operand into register.
11299 (arcset<code>): Fix predicate.
11300 (arcsetltu): Likewise.
11301 (arcsetgeu): Likewise.
11302 (arcsethi): Likewise.
11303 (arcsetls): Likewise.
11305 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11307 PR tree-optimization/69483
11308 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11309 if base has error_mark_node type.
11311 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11314 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11315 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11317 (vget_lane_f16): Handle big-endian.
11318 (vgetq_lane_f16): Likewise.
11319 (vset_lane_f16): Likewise.
11320 (vsetq_lane_f16): Likewise.
11321 * config/arm/iterators.md (VQXMOV): Add V8HF.
11322 (VDQ): Add V4HF and V8HF.
11323 (V_reg): Handle V4HF and V8HF.
11324 (Is_float_mode): Likewise.
11325 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11326 neon_vdup_nv8hf): New patterns.
11327 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11328 Use VD_LANE iterator.
11329 (neon_vld1_dup<mode>): Use VQ2 iterator.
11331 2016-01-26 Nathan Sidwell <nathan@acm.org>
11333 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11334 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11335 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11336 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11337 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11338 (oacc_validate_dims): Add LEVEL arg, don't return level.
11339 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11340 oacc_validate_dims.
11341 (execute_oacc_device_lower): Adjust, add more dump output.
11342 * tree-ssa-loop.c (gate_oacc_kernels): Use
11343 oacc_fn_attrib_kernels_p.
11344 * tree-parloops.c (create_parallel_loop): Adjust
11345 set_oacc_fn_attrib call.
11347 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11350 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11351 (append_compiler_options): Handle -fcilkplus.
11352 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11354 2016-01-26 Nick Clifton <nickc@redhat.com>
11357 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11358 been marked as DECL_ONE_ONLY but we do not the means to make it
11359 so, then do not allow it to bind locally.
11361 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11364 * opts.h (parse_sanitizer_options): New prototype.
11365 * opts.c (sanitizer_opts): New array.
11366 (parse_sanitizer_options): New function.
11367 (common_handle_option): Use parse_sanitizer_options.
11369 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11372 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11373 alignment adjustment to ...
11374 (ix86_update_stack_boundary): Here. Don't over-align stack for
11376 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11377 if __tls_get_addr is called.
11379 2016-01-26 Christian Bruel <christian.bruel@st.com>
11381 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11383 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11385 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11387 2016-01-26 Richard Biener <rguenther@suse.de>
11389 PR middle-end/69467
11390 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11392 2016-01-26 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/69452
11395 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11396 (move_computations_dom_walker::before_dom_children): Rename
11398 (move_computations_worker): This.
11399 (move_computations): Perform an RPO rather than a DOM walk.
11401 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11404 * combine.c (combine_instructions): For REG_EQUAL note with
11405 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11406 to the underlying register.
11407 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11408 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11410 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11413 * config/aarch64/aarch64-builtins.c
11414 (aarch64_init_simd_builtin_types): Do not set structural
11415 equality to __Poly{8,16,64,128}_t types.
11417 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11419 PR tree-optimization/69400
11420 * wide-int.cc (wi_pack): Take the precision as argument and
11421 perform canonicalization here rather than in the callers.
11422 Use the main loop to handle all full-width HWIs. Add a
11423 zero HWI if in_len isn't a full result.
11424 (wi::divmod_internal): Update accordingly.
11425 (wi::mul_internal): Likewise. Simplify.
11427 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11428 Sebastian Pop <s.pop@samsung.com>
11430 * graphite-poly.c (apply_poly_transforms): Simplify.
11431 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11432 (print_isl_map): Same.
11433 (print_isl_union_map): Same.
11434 (print_isl_schedule): New.
11435 (debug_isl_schedule): New.
11436 * graphite-dependences.c (scop_get_reads): Do not call
11437 isl_union_map_add_map that is undocumented isl functionality.
11438 (scop_get_must_writes): Same.
11439 (scop_get_may_writes): Same.
11440 (scop_get_original_schedule): Remove.
11441 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11442 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11443 (compute_deps): Remove.
11444 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11445 (debug_schedule_ast): New.
11446 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11447 set_separate_option.
11448 (graphite_regenerate_ast_isl): Add dump.
11449 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11450 from scop->transformed_schedule.
11451 (graphite_regenerate_ast_isl): Add more dump.
11452 * graphite-optimize-isl.c (optimize_isl): Set
11453 scop->transformed_schedule. Check whether schedules are equal.
11454 (apply_poly_transforms): Move here.
11455 * graphite-poly.c (apply_poly_transforms): ... from here.
11456 (free_poly_bb): Static.
11457 (free_scop): Static.
11458 (pbb_number_of_iterations_at_time): Remove.
11459 (print_isl_ast): New.
11460 (debug_isl_ast): New.
11461 (debug_scop_pbb): New.
11462 * graphite-scop-detection.c (print_edge): Move.
11463 (print_sese): Move.
11464 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11465 (build_scop_scattering): Remove.
11466 (create_pw_aff_from_tree): Assert instead of bailing out.
11467 (add_condition_to_pbb): Remove unused code, do not fail.
11468 (add_conditions_to_domain): Same.
11469 (add_conditions_to_constraints): Remove.
11470 (build_scop_context): New.
11471 (add_iter_domain_dimension): New.
11472 (build_iteration_domains): Initialize pbb->iterators.
11473 Call add_conditions_to_domain.
11476 (index_outermost_in_loop): New.
11477 (index_pbb_in_loop): New.
11478 (outermost_pbb_in): New.
11479 (add_in_sequence): New.
11480 (add_outer_projection): New.
11481 (outer_projection_mupa): New.
11482 (add_loop_schedule): New.
11483 (build_schedule_pbb): New.
11484 (build_schedule_loop): New.
11485 (embed_in_surrounding_loops): New.
11486 (build_schedule_loop_nest): New.
11487 (build_original_schedule): New.
11488 (build_poly_scop): Call build_original_schedule.
11489 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11490 (free_poly_dr): Remove.
11491 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11492 (free_poly_bb): Remove.
11493 (debug_loop_vec): Remove.
11494 (print_isl_ast): Declare.
11495 (debug_isl_ast): Declare.
11496 (scop_do_interchange): Remove.
11497 (scop_do_strip_mine): Remove.
11498 (scop_do_block): Remove.
11499 (flatten_all_loops): Remove.
11500 (optimize_isl): Remove.
11501 (pbb_number_of_iterations_at_time): Remove.
11502 (debug_scop_pbb): Declare.
11503 (print_schedule_ast): Declare.
11504 (debug_schedule_ast): Declare.
11505 (struct scop): Remove schedule. Add original_schedule,
11506 transformed_schedule.
11507 (free_gimple_poly_bb): Remove.
11508 (print_generated_program): Remove.
11509 (debug_generated_program): Remove.
11510 (unify_scattering_dimensions): Remove.
11511 * sese.c (print_edge): ... here.
11512 (print_sese): ... here.
11513 (debug_edge): ... here.
11514 (debug_sese): ... here.
11515 * sese.h (print_edge): Declare.
11516 (print_sese): Declare.
11517 (dump_edge): Declare.
11518 (dump_sese): Declare.
11520 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11521 Sebastian Pop <s.pop@samsung.com>
11523 * Makefile.in: Set ISLVER in site.exp.
11525 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11527 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11528 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11529 through DECL_VALUE_EXPR for expansion.
11531 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11533 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11534 the frame info after reload completed.
11536 2016-01-25 Jeff Law <law@redhat.com>
11538 PR tree-optimization/69196
11539 PR tree-optimization/68398
11540 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11541 tree-ssa-threadupdate.c.
11542 (determine_bb_domination_status): Prototype
11543 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11544 (determine_bb_domination_status): No longer static.
11545 (valid_jump_thread_path): Remove code to detect characteristics
11546 of the jump thread path not associated with correctness.
11547 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11548 Correct test for thread path length. Count PHIs for real operands as
11549 statements that need to be copied. Do not count ASSERT_EXPRs.
11550 Look at all the blocks in the thread path. Compute and selectively
11551 filter thread paths based on threading through the latch, threading
11552 a multiway branch or crossing a multiway branch.
11554 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11556 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11557 decl with __attribute__ ((unused)) annotation.
11559 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11562 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11563 of operands is compatible with a statement vectype.
11565 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11567 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11568 improve wording for mixed storage order support.
11570 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11572 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11573 (vcvt_u64_f64): Likewise.
11574 (vcvta_s64_f64): Likewise.
11575 (vcvta_u64_f64): Likewise.
11576 (vcvtm_s64_f64): Likewise.
11577 (vcvtm_u64_f64): Likewise.
11578 (vcvtn_s64_f64): Likewise.
11579 (vcvtn_u64_f64): Likewise.
11580 (vcvtp_s64_f64): Likewise.
11581 (vcvtp_u64_f64): Likewise.
11583 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11585 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11586 (arc_init): Check validity mll64 option.
11587 (arc_save_restore): Use double load/store instruction.
11588 (arc_expand_movmem): Likewise.
11589 (arc_split_move): Don't split if we have double load/store
11590 instructions. Returns a boolean.
11591 (arc_process_double_reg_moves): Change function to return boolean
11592 instead of a sequence of instructions.
11593 (arc_dwarf_register_span): New function.
11594 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11595 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11596 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11597 (*movdf_insn): Likewise.
11598 * config/arc/arc.opt (mll64): New option.
11599 * config/arc/predicates.md (even_register_operand): New predicate.
11600 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11602 2016-01-25 Richard Biener <rguenther@suse.de>
11605 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11606 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11608 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11610 2016-01-25 Richard Biener <rguenther@suse.de>
11612 PR tree-optimization/69376
11613 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11615 (VN_INFO_ANTI_RANGE_P): New inline.
11616 (VN_INFO_RANGE_TYPE): Likewise.
11617 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11618 SSA_NAME_ANTI_RANGE_P.
11619 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11620 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11621 Properly query VN_INFO_RANGE_TYPE.
11623 2016-01-25 Nick Clifton <nickc@redhat.com>
11626 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11628 2016-01-23 Tom de Vries <tom@codesourcery.com>
11630 PR tree-optimization/69426
11631 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11634 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11636 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11637 "the the" with "the" in the comments.
11638 * ipa-devirt.c (build_type_inheritance_graph,
11639 update_type_inheritance_graph): Likewise.
11640 * tree.c (build_function_type_list_1): Likewise.
11641 * cfgloopmanip.c (scale_loop_profile): Likewise.
11642 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11643 * gimple-ssa-split-paths.c
11644 (find_block_to_duplicate_for_splitting_paths): Likewise.
11645 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11646 * expr.c (convert_move): Likewise.
11647 * var-tracking.c (vt_stack_adjustments): Likewise.
11648 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11649 * tree-vrp.c (test_for_singularity): Likewise.
11651 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11652 directly instead of building a temporary tree.
11655 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11656 remove <algorithm> include.
11658 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11661 * config/i386/i386.c: Include dojump.h.
11662 (expand_small_movmem_or_setmem,
11663 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11665 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11666 if dynamic_check != -1.
11668 2016-01-21 Jeff Law <law@redhat.com>
11670 PR middle-end/69347
11671 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11672 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11673 into dominated_by_p.
11674 (cprop_into_successor_phis): Avoid unnecessary tests.
11676 2016-01-22 Richard Henderson <rth@redhat.com>
11679 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11680 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11682 2016-01-22 Michael Matz <matz@suse.de>
11684 * system.h (string, algorithm): Include only conditionally.
11685 (new): Include always under C++.
11686 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11687 * final.c (toplevel): Ditto.
11688 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11689 * genconditions.c (write_header): Make gencondmd.c define
11691 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11693 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11694 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11696 2016-01-22 Christian Bruel <christian.bruel@st.com>
11699 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11701 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11704 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11705 define_insn_and_split. Ensure operands[1] and operands[0] do not
11706 get assigned the same register.
11708 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11710 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11712 2016-01-22 Christian Bruel <christian.bruel@st.com>
11714 * config/arm/arm-c.c (arm_pragma_target_parse):
11715 Remove warn_builtin_macro_redefined overwrite.
11717 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11719 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11720 flag_non_call_exceptions compatibility.
11722 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11725 * dwarf2out.c (add_child_die_after): New function.
11726 (dwarf_qual_info_t): New type.
11727 (dwarf_qual_info): New variable.
11728 (qualified_die_p): New function.
11729 (modified_type_die): For -fdebug-types-section, ensure
11730 canonical order of qualifiers. Put qualified DIEs adjacent
11731 to the corresponding non-qualified type DIE and search there
11732 for existing qualified DIEs.
11734 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11736 * doc/extend.texi (scalar_storage_order type attribute): Document
11737 restriction on type punning and aliasing, and remove future tense.
11739 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11742 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11745 2016-01-21 Jeff Law <law@redhat.com>
11747 PR middle-end/69347
11748 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11749 useless call to record_temporary_equivalences.
11750 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11751 allocate 10 slots in the bb_path vector and let it grow as needed.
11752 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11755 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11757 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11759 * configure: Regenerate.
11761 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11763 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11764 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11766 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11768 PR middle-end/66178
11769 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11770 drop EXPAND_INITIALIZER.
11771 * rtl.h (contains_symbolic_reference_p): Declare.
11772 * rtlanal.c (contains_symbolic_reference_p): New function.
11773 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11774 a subtraction into a NOT if symbolic constants are involved.
11776 2016-01-21 Anton Blanchard <anton@samba.org>
11777 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11780 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11782 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11785 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11787 * config/microblaze/microblaze.c
11788 (get_branch_target): New.
11789 (insert_wic_for_ilb_runout): New.
11791 (microblaze_machine_dependent_reorg): New.
11792 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11793 * config/microblaze/microblaze.md
11794 (UNSPEC_IPREFETCH): Define.
11795 (iprefetch): New pattern
11796 * config/microblaze/microblaze.opt
11797 (mxl-prefetch): New flag.
11799 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11801 * config/microblaze/microblaze.h
11802 (FIXED_REGISTERS): Update in macro.
11803 (CALL_USED_REGISTERS): Update in macro.
11805 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11807 PR rtl-optimization/68920
11808 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11811 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11813 PR rtl-optimization/68990
11814 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11815 pseudo instead of inheritance ones.
11817 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11818 Nick Clifton <nickc@redhat.com>
11822 * config/mips/mips.c (mips_compute_frame_info): Initialise
11823 args_size and hard_frame_pointer_offset fields of the frame
11824 structure before calling mips_global_pointer.
11826 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11828 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11830 * configure: Regenerate.
11832 2016-01-21 Richard Biener <rguenther@suse.de>
11834 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11836 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11838 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11839 to actually emit the .size directive.
11841 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11842 Jakub Jelinek <jakub@redhat.com>
11846 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11847 args array size by one to avoid buffer overflow.
11849 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11851 * config/s390/s390.md (pool_section_start): Use switch_to_section
11852 to select proper read-only data section instead of hardcoding
11854 (pool_section_end): Use switch_to_section to match the above.
11856 2016-01-21 Richard Biener <rguenther@suse.de>
11858 PR tree-optimization/69378
11859 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11860 (set_ssa_val_to): Use it for dominance checks taking into
11861 account not executable edges.
11863 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11866 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11867 for bitsize instead of GET_MODE_PRECISION (mode).
11869 2016-01-20 Martin Sebor <msebor@redhat.com>
11872 * extend.texi (__sync Builtins): Clarify the semantics of
11873 __sync_fetch_and_OP built-ins on pointers.
11874 (__atomic Builtins): Same.
11876 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11877 Sebastian Pop <s.pop@samsung.com>
11879 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11880 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11881 (is_valid_rename): Same.
11882 (translate_isl_ast_to_gimple::get_rename): Same.
11883 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11884 (translate_isl_ast_to_gimple::rename_uses): Same.
11885 (get_new_name): Check for close_phi nodes.
11886 (copy_loop_phi_args): Use phi_node_kind.
11887 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11888 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11891 Sebastian Pop <s.pop@samsung.com>
11893 Revert commit r229783.
11894 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11895 Remove use of parameter_rename_map.
11896 (copy_def): Remove.
11897 (copy_internal_parameters): Remove.
11898 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11899 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11900 (free_sese_info): Do not free parameter_rename_map.
11901 (set_rename): Do not use parameter_rename_map.
11902 (rename_uses): Update call to set_rename.
11903 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11904 * sese.h (parameter_rename_map_t): Remove.
11905 (struct sese_info_t): Remove field parameter_rename_map.
11907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11908 Sebastian Pop <s.pop@samsung.com>
11910 * graphite-isl-ast-to-gimple.c: Fix comment.
11911 * graphite-scop-detection.c (defined_in_loop_p): New.
11912 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11913 names defined in loop.
11915 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11916 Sebastian Pop <s.pop@samsung.com>
11918 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11919 Discard unstructured if-then-else regions.
11921 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11922 Sebastian Pop <s.pop@samsung.com>
11924 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11925 (cleanup_loop_iter_dom): Remove.
11926 (build_loop_iteration_domains): Remove.
11927 (build_scop_context): Remove.
11928 (build_scop_iteration_domain): Remove.
11929 (add_loop_constraints): New.
11930 (build_iteration_domains): New.
11931 (build_poly_scop): Call build_iteration_domains.
11933 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11934 Sebastian Pop <s.pop@samsung.com>
11936 * graphite-scop-detection.c
11937 (scop_detection::harmful_loop_in_region): Free dom and loops.
11938 (scop_detection::loop_body_is_valid_scop): Free bbs.
11940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11941 Sebastian Pop <s.pop@samsung.com>
11943 * graphite-scop-detection.c (record_loop_in_sese): New.
11944 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11945 (build_scops): Remove call to build_sese_loop_nests.
11946 * sese.c (sese_record_loop): Remove.
11947 (build_sese_loop_nests): Remove.
11948 (new_sese_info): Remove region->loops.
11949 (free_sese_info): Same.
11950 * sese.h (sese_contains_loop): Same.
11951 (build_sese_loop_nests): Remove.
11952 (sese_contains_loop): Remove.
11954 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11955 Sebastian Pop <s.pop@samsung.com>
11957 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11958 loop_is_valid_in_scop.
11959 (scop_detection::harmful_stmt_in_region): Renamed
11960 harmful_loop_in_region.
11961 Call loop_is_valid_in_scop.
11963 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11964 Sebastian Pop <s.pop@samsung.com>
11966 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11969 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11970 Sebastian Pop <s.pop@samsung.com>
11972 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11973 * graphite.h (struct poly_bb): Remove field is_reduction.
11974 (PBB_IS_REDUCTION): Remove.
11976 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11977 Sebastian Pop <s.pop@samsung.com>
11979 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11980 (add_pdr_constraints): Same.
11981 (scop_get_reads): Same.
11982 (scop_get_must_writes): Same.
11983 (scop_get_may_writes): Same.
11984 (scop_get_original_schedule): Same.
11985 (extend_schedule): Same.
11986 (apply_schedule_on_deps): Same.
11987 (carries_deps): Same.
11988 (compute_deps): Same.
11989 (scop_get_dependences): Same.
11990 * graphite-isl-ast-to-gimple.c
11991 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11992 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11993 (get_schedule_for_band_list): Same.
11994 (get_schedule_map): Same.
11995 (apply_schedule_map_to_scop): Same.
11996 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11997 (build_loop_iteration_domains): Same.
11998 (add_condition_to_pbb): Same.
11999 (add_param_constraints): Same.
12000 (pdr_add_memory_accesses): Same.
12001 (pdr_add_data_dimensions): Same.
12003 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12005 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12008 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12010 * common.opt (feliminate-dwarf2-dups): Replace references to
12011 "DWARF 2" with just "DWARF".
12012 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12013 * doc/extend.texi: Likewise.
12014 * doc/cpp.texi: Likewise.
12015 * doc/invoke.texi: Likewise.
12016 (Option Summary): Add -gdwarf to list of Debugging Options.
12017 (Debugging Options): Document -gdwarf.
12018 * doc/contrib.texi: Spell "DWARF" like that.
12020 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12022 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12023 warning. Fix up formatting.
12025 PR middle-end/67653
12026 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12027 attempt to mark memory input operand addressable and
12028 call prepare_gimple_addressable in that case. Don't adjust
12029 input_location for diagnostics, use error_at instead.
12031 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12033 * config/rs6000/ppc-auxv.h: New file.
12034 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12035 (cpu_is): Likewise.
12036 (cpu_supports): Likewise.
12037 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12038 (cpu_is_info): New variable.
12039 (cpu_supports_info): Likewise.
12040 (tcb_verification_symbol): Likewise.
12041 (cpu_builtin_p): Likewise.
12042 (cpu_expand_builtin): New function.
12043 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12044 (rs6000_init_builtins): Likewise.
12045 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12046 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12047 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12048 * configure: Regenerate.
12049 * config.in: Likewise.
12050 * doc/extend.texi (PowerPC Built-in Functions): Document
12051 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12053 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12056 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12058 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12061 2016-01-20 Richard Henderson <rth@redhat.com>
12067 * tree.c (tm_define_builtin): New.
12068 (find_tm_vector_type): New.
12069 (build_tm_vector_builtins): New.
12070 (build_common_builtin_nodes): Call it.
12072 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12074 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12075 (arm_fp_ok): Likewise.
12076 (arm_fp): Likewise.
12077 (arm_crypto): Likewise.
12079 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12080 Richard Biener <rguenther@suse.de>
12082 PR tree-optimization/69328
12083 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12084 vectors have same number of elements.
12085 (vectorizable_condition): Fix masked version recognition.
12087 2016-01-20 Richard Biener <rguenther@suse.de>
12089 PR tree-optimization/69345
12090 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12091 (VN_INFO_PTR_INFO): Likewise.
12092 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12093 info when it is equal between non-dominating SSA names.
12094 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12095 Make sure to look at original SSA infos.
12097 2016-01-20 Jeff Law <law@redhat.com>
12100 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12102 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12103 (pc_or_label_operand): New predicate.
12104 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12105 tests for small integers that are 2^n - 1.
12107 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12109 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12111 2016-01-19 Jeff Law <law@redhat.com>
12113 PR middle-end/69347
12114 * tree-ssa-threadbackwards.c
12115 (fsm_find_control_statement_thread_paths): Do not try to lookup
12116 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12118 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12120 * doc/lto.texi: Remove text that says only Gold has linker plugin
12123 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12125 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12126 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12127 the DIE accordingly.
12128 (modified_type_die): Add REVERSE parameter and pass it recursively,
12129 as well as to base_type_die. Adjust presence check accordingly.
12130 (base_type_for_mode): Adjust call to modified_type_die.
12131 (add_type_attribute): Add REVERSE parameter and pass it to
12133 (generic_parameter_die): Adjust call to add_type_attribute.
12134 (add_scalar_info): Likewise.
12135 (add_subscript_info): Likewise.
12136 (gen_array_type_die): Likewise.
12137 (gen_descr_array_type_die): Likewise.
12138 (gen_entry_point_die): Likewise.
12139 (gen_enumeration_type_die): Likewise.
12140 (gen_formal_parameter_die): Likewise.
12141 (gen_subprogram_die): Likewise.
12142 (gen_variable_die ): Likewise.
12143 (gen_const_die): Likewise.
12144 (gen_field_die): Likewise.
12145 (gen_pointer_type_die): Likewise.
12146 (gen_reference_type_die): Likewise.
12147 (gen_ptr_to_mbr_type_die): Likewise.
12148 (gen_inheritance_die): Likewise.
12149 (gen_subroutine_type_die): Likewise.
12150 (gen_typedef_die): Likewise.
12151 (force_type_die): Adjust call to modified_type_die.
12153 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12155 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12156 flow throughout the file. Fix broken link to Objective-C 2.0
12158 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12161 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12163 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12165 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12168 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12169 (maybe_record_node): Record cxa_pure_virtual as the only possible
12170 target if there are not ohter candidates.
12171 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12173 2016-01-19 Richard Biener <rguenther@suse.de>
12175 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12176 (get_memory_order): Likewise.
12178 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12180 * tree-vect-stmts.c (vectorizable_store): Check
12183 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12186 * gcc.c (driver::decode_argv): Add call to
12187 init_opts_obstack before init_options_struct.
12188 * opts.c (init_opts_obstack): Remove idempotency.
12189 (init_options_struct): Replace call to init_opts_obstack
12190 with a gcc_assert to verify that it has already been called.
12191 * toplev.c (toplev::main): Add call to init_opts_obstack before
12192 calls to init_options_struct.
12193 (toplev::finalize): Move cleanup of opts_obstack next to
12194 cleanup of save_decoded_options, clearing the latter, and
12195 save_decoded_options_count.
12197 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12200 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12201 attribute to unconditional. Remove %? from output template.
12203 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12204 Jiong Wang <jiong.wang@arm.com>
12206 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12207 generated from different expand order.
12209 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12211 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12212 Add support for CCMP costing.
12214 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12216 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12217 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12218 (fccmpe<mode>): Likewise.
12219 (fcmp): Rename to fcmp and globalize pattern.
12221 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12222 (aarch64_gen_ccmp_next): Add FP support.
12224 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12226 * target.def (gen_ccmp_first): Update documentation.
12227 (gen_ccmp_next): Likewise.
12228 * doc/tm.texi (gen_ccmp_first): Update documentation.
12229 (gen_ccmp_next): Likewise.
12230 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12231 expand_ccmp_expr_1. Improve comments.
12232 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12233 (ccmp_ior<mode>): Remove pattern.
12234 (cmp<mode>): Remove expand.
12235 (cmp): Globalize pattern.
12236 (cstorecc4): Use cc_register.
12237 (mov<mode>cc): Remove ccmp_cc_register check.
12238 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12239 Simplify after removal of CC_DNE/* modes.
12240 (aarch64_ccmp_mode_to_code): Remove.
12241 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12242 In 'k' case use integer as condition.
12243 (aarch64_nzcv_codes): Remove inverted cases.
12244 (aarch64_code_to_ccmode): Remove.
12245 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12246 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12247 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12248 pattern. Return the comparison with CC register. Invert conditions
12249 when bitcode is OR.
12250 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12251 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12253 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12255 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12256 instrumented_version.
12258 2016-01-19 Richard Biener <rguenther@suse.de>
12260 PR tree-optimization/69336
12261 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12262 handled components with get_ref_base_and_extent.
12263 (equal_mem_array_ref_p): Adjust.
12265 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12268 * shrink-wrap.c: Include valtrack.h.
12269 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12270 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12271 in between insn and where it will be moved to. Call
12272 dead_debug_insert_temp.
12273 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12274 first and dead_debug_local_finish at the end.
12275 For uses and defs bitmap, handle all regs in between REGNO and
12276 END_REGNO, not just the first one.
12278 2016-01-19 Richard Biener <rguenther@suse.de>
12280 PR tree-optimization/69352
12281 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12282 (equal_mem_array_ref_p): Constrain size and max size properly.
12283 Compare the reverse flag.
12285 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12287 * ira.c (ira): Update regstat data if we deleted insns.
12289 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12291 PR rtl-optimization/68955
12292 PR rtl-optimization/64557
12293 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12294 here. Fix up formatting.
12295 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12297 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12300 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12301 assume that the node has body.
12302 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12305 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12307 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12310 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12312 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12313 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12315 2016-01-19 Martin Jambor <mjambor@suse.cz>
12316 Martin Liska <mliska@suse.cz>
12317 Michael Matz <matz@suse.de>
12319 * Makefile.in (OBJS): Add new source files.
12320 (GTFILES): Add hsa.c.
12321 * common.opt (disable_hsa): New variable.
12322 (-Whsa): New warning.
12323 * config.in (ENABLE_HSA): New.
12324 * configure.ac: Treat hsa differently from other accelerators.
12325 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12326 $enable_offloading.
12327 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12328 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12329 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12330 --with-hsa-kmt-lib.
12331 * doc/invoke.texi (-Whsa): Document.
12332 (hsa-gen-debug-stores): Likewise.
12333 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12334 to invoke offload compiler for hsa acclerator.
12335 * opts.c (common_handle_option): Determine whether HSA offloading
12336 should be performed.
12337 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12338 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12339 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12340 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12341 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12342 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12343 GF_OMP_FOR_KIND_GRID_LOOP.
12344 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12345 (pp_gimple_stmt_1): Likewise.
12346 * gimple-walk.c (walk_gimple_stmt): Likewise.
12347 * gimple.c (gimple_build_omp_grid_body): New function.
12348 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12349 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12350 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12351 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12352 GF_OMP_TEAMS_GRID_PHONY.
12353 (gimple_statement_omp_single_layout): Updated comments.
12354 (gimple_build_omp_grid_body): New function.
12355 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12356 (gimple_omp_for_grid_phony): New function.
12357 (gimple_omp_for_set_grid_phony): Likewise.
12358 (gimple_omp_parallel_grid_phony): Likewise.
12359 (gimple_omp_parallel_set_grid_phony): Likewise.
12360 (gimple_omp_teams_grid_phony): Likewise.
12361 (gimple_omp_teams_set_grid_phony): Likewise.
12362 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12363 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12364 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12365 (BUILT_IN_GOMP_TARGET): Updated type.
12366 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12367 (adjust_for_condition): New function.
12368 (get_omp_for_step_from_incr): Likewise.
12369 (extract_omp_for_data): Moved parts to adjust_for_condition and
12370 get_omp_for_step_from_incr.
12371 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12372 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12373 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12374 (scan_omp_parallel): Do not create child functions for phony
12376 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12377 (scan_omp_1_op): Checking assert we are not remapping to
12378 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12379 (parallel_needs_hsa_kernel_p): New function.
12380 (expand_parallel_call): Register apprpriate parallel child
12381 functions as HSA kernels.
12382 (grid_launch_attributes_trees): New type.
12383 (grid_attr_trees): New variable.
12384 (grid_create_kernel_launch_attr_types): New function.
12385 (grid_insert_store_range_dim): Likewise.
12386 (grid_get_kernel_launch_attributes): Likewise.
12387 (get_target_argument_identifier_1): Likewise.
12388 (get_target_argument_identifier): Likewise.
12389 (get_target_argument_value): Likewise.
12390 (push_target_argument_according_to_value): Likewise.
12391 (get_target_arguments): Likewise.
12392 (expand_omp_target): Call get_target_arguments instead of looking
12393 up for teams and thread limit.
12394 (grid_expand_omp_for_loop): New function.
12395 (grid_arg_decl_map): New type.
12396 (grid_remap_kernel_arg_accesses): New function.
12397 (grid_expand_target_kernel_body): New function.
12398 (expand_omp): Call it.
12399 (lower_omp_for): Do not emit phony constructs.
12400 (lower_omp_taskreg): Do not emit phony constructs but create for them
12401 a temporary variable receiver_decl.
12402 (lower_omp_taskreg): Do not emit phony constructs.
12403 (lower_omp_teams): Likewise.
12404 (lower_omp_grid_body): New function.
12405 (lower_omp_1): Call it.
12406 (grid_reg_assignment_to_local_var_p): New function.
12407 (grid_seq_only_contains_local_assignments): Likewise.
12408 (grid_find_single_omp_among_assignments_1): Likewise.
12409 (grid_find_single_omp_among_assignments): Likewise.
12410 (grid_find_ungridifiable_statement): Likewise.
12411 (grid_target_follows_gridifiable_pattern): Likewise.
12412 (grid_remap_prebody_decls): Likewise.
12413 (grid_copy_leading_local_assignments): Likewise.
12414 (grid_process_kernel_body_copy): Likewise.
12415 (grid_attempt_target_gridification): Likewise.
12416 (grid_gridify_all_targets_stmt): Likewise.
12417 (grid_gridify_all_targets): Likewise.
12418 (execute_lower_omp): Call grid_gridify_all_targets.
12419 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12420 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12421 (tree_omp_clause): Added union field dimension.
12422 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12423 * tree.c (omp_clause_num_ops): Added number of arguments of
12424 OMP_CLAUSE__GRIDDIM_.
12425 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12426 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12427 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12428 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12429 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12430 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12431 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12432 * tree-pass.h (make_pass_gen_hsail): Declare.
12433 (make_pass_ipa_hsa): Likewise.
12434 * ipa-hsa.c: New file.
12435 * lto-section-in.c (lto_section_name): Add hsa section name.
12436 * lto-streamer.h (lto_section_type): Add hsa section.
12437 * timevar.def (TV_IPA_HSA): New.
12438 * hsa-brig-format.h: New file.
12439 * hsa-brig.c: New file.
12440 * hsa-dump.c: Likewise.
12441 * hsa-gen.c: Likewise.
12444 * toplev.c (compile_file): Call hsa_output_brig.
12445 * hsa-regalloc.c: New file.
12447 2016-01-18 Jeff Law <law@redhat.com>
12449 PR tree-optimization/69320
12450 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12451 ranged object, do nothing if the RHS constant is not [0..1].
12452 (optimize_stmt): Comparing a boolean ranged object against a
12453 constant outside [0..1] results in a compile-time constant.
12455 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12458 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12460 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12461 (Option Summary): Update to reflect new section and moved options.
12462 (C++ Dialect Options): Move -fstats to new section.
12463 (Debugging Options): Move all dump, statistics, and other GCC
12464 developer options to new section. Rewrite section introduction
12465 and re-order remaining options to put the more basic ones first.
12466 (Optimization Options): Move -fira-verbose and -flto-report* to
12468 (Developer Options): New section incorporating moved options.
12469 * doc/cppopts.texi (-dM): Update cross-reference.
12471 2016-01-18 Richard Henderson <rth@redhat.com>
12474 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12475 operands to pseudo only if CSE is expected. Split long immediate
12476 operands only after reload, and for the stack pointer.
12477 (*add<GPI>3_pluslong): Remove.
12478 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12479 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12480 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12481 (*add<GPI>3 peepholes): New.
12482 (*add<GPI>3 splitters): New.
12483 * config/aarch64/constraints.md (Upl): New.
12484 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12486 2016-01-18 Richard Biener <rguenther@suse.de>
12488 PR tree-optimization/69297
12489 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12491 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12493 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12495 PR middle-end/68542
12496 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12497 of mixind vector and scalar types.
12498 (fold_relational_const): Add handling of vector
12499 comparison with boolean result.
12500 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12501 comparison of vector operands with boolean result for EQ/NE only.
12502 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12503 (verify_gimple_cond): Likewise.
12504 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12507 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12509 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12512 2016-01-18 Richard Biener <rguenther@suse.de>
12514 PR middle-end/69308
12515 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12517 2016-01-18 Tom de Vries <tom@codesourcery.com>
12519 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12521 2016-01-18 Tom de Vries <tom@codesourcery.com>
12523 * omp-low.c (set_oacc_fn_attrib): Make extern.
12524 * omp-low.h (set_oacc_fn_attrib): Declare.
12525 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12526 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12527 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12528 Add and handle function parameter oacc_kernels_p.
12529 (find_reduc_addr, get_omp_data_i_param): New function.
12530 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12531 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12532 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12533 Calculate dominance info. Skip loops that are not in a kernels region
12534 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12535 (pass_parallelize_loops::execute): Call parallelize_loops with
12536 oacc_kernels_p argument.
12537 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12538 New member function.
12539 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12540 * passes.def: Add argument to pass_parallelize_loops instantation.
12542 2016-01-18 Tom de Vries <tom@codesourcery.com>
12544 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12545 pass_parallelize_loops to be run outside the loop pipeline.
12547 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12549 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12550 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12552 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12555 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12556 using get_ref_base_and_extent.
12557 (equal_mem_array_ref_p): New.
12558 (hashable_expr_equal_p): Add call to previous.
12560 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12563 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12564 (sra_initialize): Allocate disqualified_constants.
12565 (sra_deinitialize): Free disqualified_constants.
12566 (disqualify_candidate): Update disqualified_constants when appropriate.
12567 (create_access): Scan for constant-pool entries as we go along.
12568 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12569 (maybe_add_sra_candidate): Allow constant-pool entries.
12570 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12571 (initialize_constant_pool_replacements): New.
12572 (sra_modify_assign): Avoid mangling assignments created by previous,
12573 and don't generate writes into constant pool.
12574 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12576 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12578 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12579 andnot instruction.
12580 (scalar_chain::convert_op): Likewise.
12581 * config/i386/i386.md (*andndi3_doubleword): New.
12583 2016-01-18 Richard Biener <rguenther@suse.de>
12585 PR tree-optimization/69170
12586 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12587 building a vector from scalar results of a pattern stmt.
12589 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12591 * haifa-sched.c (autopref_multipass_init): Work around
12592 -Wmaybe-uninitialized warning.
12594 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12596 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12597 against the constant 0.
12599 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12601 PR tree-optimization/68799
12602 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12603 look up phi candidates in the statement-candidate map.
12604 (phi_add_costs): Likewise.
12605 (record_phi_increments): Likewise.
12606 (phi_incr_cost): Likewise.
12607 (ncd_with_phi): Likewise.
12608 (all_phi_incrs_profitable): Likewise.
12610 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12612 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12613 -Wmaybe-uninitialized warning.
12615 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12617 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12618 (Option Summary): Update to reflect new section and moved options.
12619 (C++ Dialect Options): Move -fvtable-verify and related options.
12620 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12621 and profiling-related options.
12622 (Optimization Options): Move profile generation options and
12623 -fstack-protector and related options.
12624 (Instrumentation Options): New section incorporating moved options.
12625 (Code Generation Options): Move -finstrument-functions and
12626 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12628 2016-01-16 Tom de Vries <tom@codesourcery.com>
12630 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12632 2016-01-16 Tom de Vries <tom@codesourcery.com>
12634 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12636 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12638 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12639 that checks whether the table is already empty. Rename the
12640 original implementation to...
12641 (hash_table::empty_slot): ...this new private function.
12643 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12645 PR diagnostic/68899
12646 * diagnostic-show-locus.c (layout::print_source_line): Move x
12647 offset of line until after call to
12648 get_line_width_without_trailing_whitespace.
12650 2016-01-15 Jeff Law <law@redhat.com>
12652 PR tree-optimization/69270
12653 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12654 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12655 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12656 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12657 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12658 ssa_name_has_boolean_range and constant_boolean_node.
12660 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12662 PR rtl-optimization/69030
12663 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12665 (spill_pseudos): Delete debug insn for dead pseudo.
12666 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12668 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12670 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12672 (TYPES_UNOPUS): Likewise.
12673 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12674 builtin type, from UNOP to UNOPUS.
12675 (lbtruncuv4sf): Likewise.
12676 (lbtruncuv2df): Likewise.
12677 (lrounduv2sf): Likewise.
12678 (lrounduv4sf): Likewise.
12679 (lrounduv2df): Likewise.
12680 (lroundusf): Likewise.
12681 (lroundusf): Likewise.
12682 (lceiluv2sf): Likewise.
12683 (lceiluv4sf): Likewise.
12684 (lceiluv2df): Likewise.
12685 (lceilusf): Likewise.
12686 (lceiludf): Likewise.
12687 (lflooruv2sf): Likewise.
12688 (lflooruv4sf): Likewise.
12689 (lflooruv2df): Likewise.
12690 (lfloorusf): Likewise.
12691 (lfloorudf): Likewise.
12692 (lfrintnuv2sf): Likewise.
12693 (lfrintnuv4sf): Likewise.
12694 (lfrintnuv2df): Likewise.
12695 (lfrintnusf): Likewise.
12696 (lfrintnudf): Likewise.
12697 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12699 (vcvtq_u32_f32): Likewise.
12700 (vcvtq_u64_f64): Likewise.
12701 (vcvta_u32_f32): Likewise.
12702 (vcvtaq_u32_f32): Likewise.
12703 (vcvtaq_u64_f64): Likewise.
12704 (vcvtm_u32_f32): Likewise.
12705 (vcvtmq_u32_f32): Likewise.
12706 (vcvtmq_u64_f64): Likewise.
12707 (vcvtn_u32_f32): Likwise.
12708 (vcvtnq_u32_f32): Likewise.
12709 (vcvtnq_u64_f64): Likewise.
12710 (vcvtp_u32_f32): Likewise.
12711 (vcvtpq_u32_f32): Likewise.
12712 (vcvtpq_u64_f64): Likewise.
12713 (vcvtmd_u64_f64): Likewise.
12714 (vcvtms_u32_f32): Likewise.
12715 (vcvtad_u64_f64): Likewise.
12716 (vcvtas_u32_f32): Likewise.
12717 (vcvtnd_u64_f64): Likewise.
12718 (vcvtns_u32_f32): Likewise.
12719 (vcvtpd_u64_f64): Likewise.
12720 (vcvtps_u32_f32): Likewise.
12722 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12724 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12725 CSEL of zero_extended registers.
12727 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12729 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12730 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12732 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12734 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12735 false when argument string is not found in the attributes table
12738 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12741 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12742 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12743 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12744 precision estimate.
12746 2016-01-15 Richard Biener <rguenther@suse.de>
12748 PR tree-optimization/66856
12749 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12750 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12751 (vect_create_new_slp_node): Increment stmt reference count.
12752 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12753 an SLP tree before swapping operands.
12754 (vect_build_slp_tree): Likewise.
12755 (destroy_bb_vec_info): Free stmt info after SLP instances.
12756 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12757 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12758 (STMT_VINFO_NUM_SLP_USES): New macro.
12760 2016-01-15 Richard Biener <rguenther@suse.de>
12763 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12764 (add_linkage_name): ... here.
12765 (gen_typedef_die): Use add_linkage_name_raw instead of
12766 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12769 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12771 * gimplify.c (oacc_default_clause): Decode reference and pointer
12772 types for both kernels and parallel regions.
12774 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12776 PR middle-end/69246
12777 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12779 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12781 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12782 (convert_scalars_to_vector): Likewise.
12784 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12786 * doc/extend.texi (Type Traits): Fix grammar.
12788 2016-01-15 Martin Jambor <mjambor@suse.cz>
12790 * tree-inline.c (remap_decl): Use existing dclarations if
12791 remapping a type and prevent_decl_creation_for_types.
12792 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12793 decls first. Do real remapping with
12794 prevent_decl_creation_for_types set.
12795 * tree-inline.h (copy_body_data): New field
12796 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12799 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12801 * config/s390/s390.opt (mmvcle): More verbose help text.
12803 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12805 * config/s390/s390.opt: Add period to -mzvector option text.
12807 2016-01-15 Richard Biener <rguenther@suse.de>
12809 PR tree-optimization/68961
12810 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12811 of invariants in stores again.
12813 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12815 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12817 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12819 * config/i386/i386.c (ix86_expand_branch): Don't split
12820 DI mode xor instruction to SI mode.
12822 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12825 * ipa-icf.c (sem_function::merge): Virtual functions may become
12826 reachable even if they address is not taken and there are no
12829 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12831 * lto-streamer-out.c (subtract_estimated_size): New function.
12832 (get_symbol_initial_value): Use it.
12834 2016-01-15 Christian Bruel <christian.bruel@st.com>
12837 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12838 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12839 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12840 use add_builtin_function_ext_scope instead of add_builtin_function.
12841 (neon_set_p, neon_crypto_set_p): Remove.
12842 (arm_init_builtins): Always call arm_init_neon_builtins and
12843 arm_init_crypto_builtins.
12844 (arm_expand_builtin): Check that builtins are allowed for the arch.
12845 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12846 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12847 arm_init_neon_builtins call.
12849 2016-01-15 Richard Biener <rguenther@suse.de>
12851 PR tree-optimization/69117
12852 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12853 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12854 of the leader conservatively.
12855 (free_scc_vn): Restore original SSA name infos.
12857 2016-01-14 Jeff Law <law@redhat.com>
12859 PR tree-optimization/69270
12860 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12861 single bit of precision, verify it's also unsigned.
12862 (record_edge_info): Use constant_boolean_node rather than fold_convert
12863 to convert boolean_true/boolean_false to the right type.
12865 2016-01-14 Richard Henderson <rth@redhat.com>
12868 * loop-doloop.c (record_reg_sets): New.
12869 (doloop_optimize): Reject the transform if the sequence
12870 clobbers registers live at the end of the loop block.
12871 (doloop_optimize_loops): Enable df_live if needed.
12873 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12875 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12876 * config/rs6000/rs6000.c: Likewise.
12877 * config/rs6000/rs6000.h: Likewise.
12878 * config/rs6000/rs6000.md: Likewise.
12879 * doc/extend.texi: Likewsie.
12881 2016-01-14 Jeff Law <law@redhat.com>
12883 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12886 2016-01-14 Richard Henderson <rth@redhat.com>
12890 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12891 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12892 instead of builtin_decl_declared_p to test for declaration.
12894 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12896 * doc/loop.texi (Loop Analysis and Representation): Document
12897 loop_depth function.
12899 2016-01-14 Tom de Vries <tom@codesourcery.com>
12901 PR tree-optimization/68773
12902 * omp-low.c (expand_omp_target): Don't set force_output.
12903 * varpool.c (varpool_node::get_create): Same.
12904 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12905 offload_funcs with force_output.
12907 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12910 * lra-eliminations.c (move_plus_up): Don't change anything if either
12911 the outer or inner subreg mode is not MODE_INT.
12912 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12913 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12915 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12917 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12918 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12919 reduc_uplus_@var{m}): Remove.
12920 * expr.c (expand_expr_real_2): Remove expansion path for
12921 reduc_[us](min|max|plus) optabs.
12922 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12923 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12924 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12925 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12926 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12927 reduc_[us](min|max|plus) optabs.
12929 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12931 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12932 (reduc_plus_scal_v2sf): New.
12933 (reduc_smax_v2sf): Rename to...
12934 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12935 (reduc_smin_v2sf): Rename to...
12936 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12938 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12940 * alias.c (compare_base_symbol_refs): New function.
12941 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12944 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12946 PR middle-end/68146
12947 PR tree-optimization/69155
12948 * tree-complex.c: Include cfganal.h.
12949 (phis_to_revisit): New variable.
12950 (extract_component): Add phiarg_p argument. Assert that returned
12951 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12952 (update_phi_components): Partly rewrite to use loop over real/imag
12953 components instead of code duplication. If extract_component returns
12954 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12955 create_tmp_reg into the PHI node instead, and mention the phi triplet
12956 in phis_to_revisit.
12957 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12958 in phis_to_revisit at the end.
12960 2016-01-14 Richard Biener <rguenther@suse.de>
12962 PR tree-optimization/68060
12963 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12964 outer loop reduction is only used in the inner loop before
12965 detecting a double reduction.
12967 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12970 * combine.c (expand_field_assignment): Punt if compute_mode is
12971 unsupported scalar mode.
12973 2016-01-14 Richard Biener <rguenther@suse.de>
12975 PR tree-optimization/66856
12976 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12977 SLP node only if it built successfully.
12978 (vect_analyze_slp_instance): Adjust.
12980 2016-01-14 Jeff Law <law@redhat.com>
12982 PR tree-optimization/69270
12983 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12984 (record_edge_info): Use it. Convert boolean_{true,false}_node
12985 to the type of op0.
12987 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12990 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12991 use block_ultimate_origin
12992 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12994 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12996 * doc/invoke.texi (Submodel Options): Rename section to
12997 "Machine-Dependent Options" to better reflect its content.
12998 Rewrite introductory text to remove archaic CPU names.
13001 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13003 * doc/invoke.texi (Code Gen Options): Move section up in file,
13004 before target-specific options. Update menu and option summary
13005 to reflect the new section ordering.
13007 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13009 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13010 (C++ Dialect Options): Add cross-reference to -std option.
13011 * doc/standards.texi (C++ Language): Document C++14 support.
13013 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13015 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13016 for pack/unpack functions for __ibm128.
13017 (PACK_IF): Likewise.
13018 (UNPACK_IF): Likewise.
13020 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13021 support for __ibm128 pack/unpack functions.
13022 (rs6000_invalid_builtin): Likewise.
13023 (rs6000_init_builtins): Likewise.
13024 (rs6000_opt_masks): Likewise.
13026 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13027 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13029 (RS6000_BTM_COMMON): Likewise.
13031 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13032 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13033 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13034 128-bit floating point. Add support for the double values to be
13035 in Altivec registers for TF/IF packing and unpacking, but restrict
13036 TD packing sub-fields to be FPR registers. Don't allow overlapped
13037 register support for packing. Allow pack inputs to be memory
13038 locations. Don't build generator functions for unpack<mode>_dm
13039 and unpack<mode>_nodm.
13040 (unpack<mode>_dm): Likewise.
13041 (unpack<mode>_nodm): Likewise.
13042 (pack<mode>): Likewise.
13044 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13045 built-in functions to pack/unpack explicit __ibm128 values.
13046 (__builtin_unpack_ibm128): Likewise.
13048 * doc/extend.texi (PowerPC Built-in Functions): Document
13049 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13051 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13054 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13055 Add new arg loc and pass it down as context.
13056 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13057 to the location to use for the warning.
13058 (check_function_arguments): New arg loc. All callers changed. Pass
13059 it to check_function_nonnull.
13060 * c-common.h (check_function_arguments): Adjust declaration.
13062 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13064 PR tree-optimization/69156
13065 * gimple.c (validate_type): Removed.
13066 (gimple_builtin_call_types_compatible_p): Use
13067 useless_type_conversion_p instead of validate_type.
13068 * value-prof.c (gimple_stringop_fixed_value): Fold
13069 icall_size to correct type.
13071 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13073 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13076 2016-01-13 Richard Henderson <rth@redhat.com>
13079 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13080 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13081 (ix86_builtin_tm_store): Remove.
13082 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13083 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13084 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13085 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13086 * doc/tm.texi: Rebuild.
13088 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13089 (BUILT_IN_TM_MEMCPY_RTWN): New.
13090 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13091 fallback from vector to integer helpers.
13092 (build_tm_load): Handle vector types directly, instead of
13094 (build_tm_store): Likewise.
13095 (expand_assign_tm): Prepare for register types not handled by
13096 the above. Copy them to memory and use memcpy.
13097 * tree.c (tm_define_builtin): New.
13098 (find_tm_vector_type): New.
13099 (build_tm_vector_builtins): New.
13100 (build_common_builtin_nodes): Call it.
13102 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13104 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13105 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13107 2016-01-13 Tom de Vries <tom@codesourcery.com>
13109 PR tree-optimization/69169
13110 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13111 handled_struct_type param.
13112 (create_variable_info_for, intra_create_variable_infos): Call
13113 create_variable_info_for_1 with extra arg.
13115 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13117 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13118 and "armv8.1-a+crc" entries.
13120 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13123 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13124 Change first operand predicate from register_or_constm1_operand
13125 to register_operand.
13126 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13127 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13128 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13129 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13130 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13131 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13132 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13133 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13134 comparison with constm1_rtx from vec_prefetch_gen part.
13136 2016-01-13 Richard Biener <rguenther@suse.de>
13138 PR tree-optimization/69013
13139 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13140 Exchange assert for a test.
13142 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13145 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13147 2016-01-13 Richard Biener <rguenther@suse.de>
13149 PR tree-optimization/69242
13150 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13151 assert with a check.
13153 2016-01-13 Richard Biener <rguenther@suse.de>
13155 PR tree-optimization/69186
13156 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13157 Properly guard vect_update_misalignment_for_peel call.
13159 2016-01-12 Jeff Law <law@redhat.com>
13161 PR tree-optimization/pr67755
13162 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13163 "need_profile_correction".
13164 (thread_block_1): Initialize new field to false by default. If we
13165 have multiple thread paths through a common joiner to different
13166 final targets, then set new field to true.
13167 (compute_path_counts): Only do count adjustment when it's really
13170 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13172 * doc/invoke.texi (Spec Files): Move section down in file, past
13173 all command-line option descriptions.
13175 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13177 PR middle-end/54809
13178 * doc/gty.texi: Remove documentation of mark_hook.
13179 * gengtype.c (struct write_types_data): Remove code to support
13180 mark_hook attribute.
13181 (walk_type): Likewise.
13182 (write_func_for_structure): Likewise.
13184 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13186 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13187 Directory Options, and -specs= to Overall Options.
13188 (Overall Options): Adjust similarly. Reorder to group related
13189 options together. Make -specs= cross-reference the spec file details.
13190 (Directory Options): Adjust similarly.
13192 2016-01-12 Jeff Law <law@redhat.com>
13194 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13196 2016-01-12 Olivier Hainque <hainque@adacore.com>
13198 * gcc.c (spec_undefvar_allowed): New global.
13199 (process_command): Set to true when running for --version or --help,
13201 (getenv_spec_function): When the variable is not defined, use the
13202 variable name as the variable value if we're allowed not to issue
13205 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13207 PR tree-optimization/68911
13208 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13209 information computed for expression "init + nit * step".
13211 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13213 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13214 about name of GCC executable. Remove deleted node from menu.
13215 (Directory Options) <-B>: Remove cross-reference to deleted node.
13216 (Target Options): Delete section.
13218 2016-01-12 Christian Bruel <christian.bruel@st.com>
13221 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13222 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13224 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13227 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13228 aligned_mem is properly set for AVX512-VL floating point masked
13232 * ifcvt.c (cond_exec_process_if_block): When removing the last
13233 insn from then_bb, remove also any possible barriers that follow it.
13235 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13239 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13240 (PTRDIFF_TYPE): Likewise.
13241 (WCHAR_TYPE): Likewise.
13242 (WCHAR_TYPE_SIZE): Likewise.
13243 (STDINT_LONG32): Likewise.
13245 2016-01-12 Richard Biener <rguenther@suse.de>
13247 PR tree-optimization/69053
13248 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13249 convert initial value for cond reductions.
13251 2016-01-12 Richard Biener <rguenther@suse.de>
13253 PR tree-optimization/69007
13254 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13255 widen_sum after dot_prod and sad.
13257 2016-01-12 Richard Biener <rguenther@suse.de>
13259 PR tree-optimization/69168
13260 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13261 pattern stmt SLP type.
13262 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13263 end up unused so cope with that case.
13265 2016-01-12 Richard Biener <rguenther@suse.de>
13267 PR tree-optimization/69157
13268 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13269 stmts def type only during analyze phase.
13270 (vectorizable_call): Likewise.
13271 (vectorizable_simd_clone_call): Likewise.
13272 (vectorizable_conversion): Likewise.
13273 (vectorizable_assignment): Likewise.
13274 (vectorizable_shift): Likewise.
13275 (vectorizable_operation): Likewise.
13276 (vectorizable_store): Likewise.
13277 (vectorizable_load): Likewise.
13279 2016-01-12 Richard Biener <rguenther@suse.de>
13281 PR tree-optimization/69174
13282 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13284 (vectorizable_load): Properly compute the number of loads needed
13285 for permuted strided SLP loads and do not spuriously assign
13286 to SLP_TREE_VEC_STMTS.
13288 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13290 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13291 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13292 (MD_EXEC_PREFIX): Remove.
13293 (MD_STARTFILE_PREFIX) Removee.
13294 (FILE_NAME_ABSOLUTE_P): Remove.
13295 (CPP_SPEC): Do not read macros from sys/version.h.
13296 (LINK_COMMAND_SPEC): Remove.
13297 (LOCAL_INCLUDE_DIR): Remove.
13298 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13299 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13300 (POST_LINK_SPEC): Define to invoke stubify after linker
13301 (LIBSTDCXX): Remove define
13302 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13303 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13304 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13305 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13306 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13307 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13308 (i386_djgpp_asm_named_section): Add propotype of new procedure
13310 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13311 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13312 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13313 in config/i386/djgpp.h).
13314 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13315 STANDARD_STARTFILE_PREFIX_1.
13316 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13317 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13318 installation errors.
13319 (MAX_OFILE_ALIGNMENT): Define to 128.
13320 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13322 * config/i386/djgpp.c: New file. Add implementation of
13323 i386_djgpp_asm_named_section.
13325 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13327 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13328 Add rule for building djgpp.o.
13330 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13332 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13333 (rtx_is_swappable_p): Reductions are swappable.
13334 (insn_is_swappable_p): V2DF reductions are swappable.
13336 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13338 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13339 reloads for other unsupported memory operands.
13341 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13342 Jim Wilson <jim.wilson@linaro.org>
13345 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13346 copy_to_mode_reg instead of force_reg.
13348 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13351 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13352 TARGET_80387 is true.
13354 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13357 * lra-eliminations.c (move_plus_up): Only move plus up
13358 if subreg of the constant can be simplified into constant
13359 and use the simplified subreg of the constant instead of
13360 the original constant.
13362 * fold-const.c (fold_convertible_p): Don't return true
13363 for conversion of VECTOR_TYPE to same sized integral type.
13364 (fold_convert_loc): Fix up formatting. Fold conversion of
13365 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13366 instead of NOP_EXPR.
13368 PR tree-optimization/69214
13369 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13370 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13373 PR tree-optimization/69207
13374 * tree-vect-slp.c (vect_get_constant_vectors): For
13375 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13376 fold_convertible_p to vector_type's element type, and always
13377 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13379 2016-01-11 Richard Biener <rguenther@suse.de>
13381 PR tree-optimization/69173
13382 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13383 fixup the cycle if all stmts are in a pattern.
13385 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13387 PR middle-end/68999
13388 * alias.c (base_alias_check): Move check for addresses with
13389 alignment ANDs before the call for compare_base_decls.
13390 (memrefs_conflict_p): Return -1 for different decls
13391 that went through alignment adjustments.
13393 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13395 PR rtl-optimization/68796
13396 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13397 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13398 and QImode comparisons against zero with CC_NZmode.
13399 * config/aarch64/iterators.md (short_mask): New mode_attr.
13401 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13403 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13404 (<avx512>_store<mode>_mask): Likewise.
13406 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13407 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13409 PR rtl-optimization/68841
13410 * ifcvt.c (struct noce_if_info): Add orig_x field.
13411 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13412 Don't record conflicts on to_rename if it's present.
13413 Allow memory destinations in sets.
13414 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13415 blocks, passing orig_x to the checks.
13416 (noce_process_if_block): Set if_info->orig_x appropriately.
13418 2016-01-11 Tom de Vries <tom@codesourcery.com>
13420 PR tree-optimization/69069
13421 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13423 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13425 PR rtl-optimization/68920
13426 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13427 of conditional moves for RTL if-conversion to 1 for
13428 TARGET_ONE_IF_CONV_INSN.
13429 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13430 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13431 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13432 parameter to restirct number of conditional moves for
13434 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13435 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13438 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13441 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13442 onepart vars. Fix typo in comment. Fix reversed condition in
13444 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13447 * var-tracking.c (dump_onepart_variable_differences): New.
13448 (dataflow_set_different): If a detailed dump is requested,
13449 delay early returns and dump differences between onepart
13450 variables present before and after, and added variables.
13452 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13455 * expr.c (expand_expr_real_1): For boolean vector constants
13456 with a scalar mode use const_scalar_mask_from_tree.
13457 (const_scalar_mask_from_tree): New.
13458 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13459 assigned to a mask type to handle constants.
13461 2016-01-11 Martin Jambor <mjambor@suse.cz>
13464 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13465 useless parameters if we cannot change function signature.
13467 2016-01-11 Martin Jambor <mjambor@suse.cz>
13470 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13473 2016-01-11 Tom de Vries <tom@codesourcery.com>
13475 PR tree-optimization/69109
13476 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13479 2016-01-11 Tom de Vries <tom@codesourcery.com>
13481 PR tree-optimization/69108
13482 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13483 res is not used in a phi.
13485 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13488 * common.opt (frandom-seed): Fix parameter name.
13489 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13491 2016-01-11 Tom de Vries <tom@codesourcery.com>
13493 PR tree-optimization/69058
13494 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13497 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13499 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13500 (mcode-density): Likewise.
13502 2016-01-10 Tom de Vries <tom@codesourcery.com>
13504 PR tree-optimization/69062
13505 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13506 (parallelize_loops): Don't paralelize loop that has phi with address
13509 2016-01-10 Tom de Vries <tom@codesourcery.com>
13511 PR tree-optimization/69039
13512 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13515 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13517 PR middle-end/68743
13518 * match.pd: Require target has function_c99_misc before doing
13519 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13521 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13523 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13525 * configure: Regenerate.
13527 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13529 PR middle-end/50865
13530 PR tree-optimization/69097
13531 * fold-const.h (expr_not_equal_to): New prototype.
13532 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13533 (expr_not_equal_to): New function.
13534 * match.pd (X % -Y is the same as X % Y): Don't optimize
13535 unless X is known not to be equal to minimum or Y is known
13536 not to be equal to -1.
13537 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13538 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13539 (simplify_stmt_using_ranges): Adjust caller.
13540 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13541 substitute_and_fold.
13543 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13545 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13548 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13550 PR tree-optimization/69167
13551 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13552 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13554 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13556 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13557 Richard Biener <rguenther@suse.de>
13559 PR tree-optimization/68707
13560 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13561 instances that can be handled via vect_load_lanes.
13563 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13565 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13566 if we can't determine address equivalence.
13567 * alias.c (compare_base_decl): Update for changed return value of
13568 symtab_node::equal_address_to.
13570 2016-01-08 Jason Merrill <jason@redhat.com>
13574 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13575 * expr.c (store_field): Not here.
13576 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13577 call with TREE_ADDRESSABLE type.
13578 * tree-cfg.c (verify_gimple_call): Adjust.
13580 2016-01-08 Olivier Hainque <hainque@adacore.com>
13582 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13585 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13587 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13588 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13589 (reduc_smin_v2sf): Rename to...
13590 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13591 (reduc_splus_v2sf): Rename to...
13592 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13594 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13596 PR tree-optimization/69162
13597 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13598 valist argument in another argument.
13599 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13600 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13601 to determine the va_list type, build a MEM_REF instead of
13602 build_fold_indirect_ref.
13604 PR tree-optimization/69172
13605 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13608 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13610 PR tree-optimization/67781
13611 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13612 and cmpnop in two steps: first the ones not accessed in original
13613 gimple expression in a endian independent way and then the ones not
13614 accessed in the final result in an endian-specific way.
13616 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13618 PR tree-optimization/69083
13619 * tree-vect-slp.c (vect_get_constant_vectors): For
13620 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13621 element type. If op is fold_convertible_p to vector_type's element
13622 type, use NOP_EXPR instead of VCE.
13624 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13626 PR rtl-optimization/67778
13627 PR rtl-optimization/68634
13628 PR rtl-optimization/68909
13629 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13630 block from the stack until done with it. Remove a superfluous
13631 bitmap set. Remove a superfluous bitmap test.
13633 2016-01-07 Martin Sebor <msebor@redhat.com>
13636 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13637 constraint on the type of arguments.
13639 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13641 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13642 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13643 unaligned_access on the gcc_options set.
13644 * config/arm/arm.c (arm_option_override_internal): Use
13645 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13647 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13650 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13651 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13653 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13656 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13659 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13660 depending on frame_pointer_needed before remaining integer and SSE
13661 registers are saved.
13663 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13666 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13668 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13671 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13672 Use the "xBm" constraint.
13673 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13675 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13676 (sse_cvtsi2ssq<round_name>): Likewise.
13677 (sse_cvtss2si<round_name>): Likewise.
13678 (sse_cvtss2siq<round_name>): Likewise.
13679 (sse2_cvtsi2sdq<round_name>): Likewise.
13680 (sse2_cvtsd2si<round_name>): Likewise.
13681 (sse2_cvtsd2siq<round_name>): Likewise.
13682 * config/i386/subst.md (round_nimm_scalar_predicate): New
13685 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13687 PR middle-end/67639
13688 * varasm.c (make_decl_rtl): Mark invalid register vars as
13691 PR rtl-optimization/66206
13692 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13693 All callers changed.
13695 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13697 PR tree-optimization/69141
13698 * tree-ssa-pre.c: Include langhooks.h.
13699 (eliminate_dom_walker::before_dom_children): Use
13700 lang_hooks.decl_printable_name instead of
13701 cgraph_node::get ()->name ().
13703 PR middle-end/68960
13704 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13705 it and DECL_ALIGN too.
13707 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13709 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13711 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13714 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13715 depending on frame_pointer_needed before remaining integer and SSE
13716 registers are saved.
13718 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13720 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13721 mode iterator with VSX_M2.
13722 (*p9_vecstore_<mode>): Likewise.
13723 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13724 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13725 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13726 (define_split for VSX_LE128 stores): Likewise.
13727 (define_peephole2 for TImode LE swaps): Likewise.
13728 (define_split for VSX_LE128 post-reload stores): Likewise.
13730 2016-01-06 Marek Polacek <polacek@redhat.com>
13733 * convert.c (convert_to_integer_1): Adjust call to
13734 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13735 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13736 EXPR instead of ARG.
13737 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13739 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13742 * doc/extend.texi (RL78 Variable Attributes): New section.
13744 2016-01-05 Marek Polacek <polacek@redhat.com>
13747 * builtins.c (get_memmodel): Use expansion point location rather than
13748 the input location. Call warning_at rather than warning.
13749 (expand_builtin_atomic_compare_exchange): Likewise.
13750 (expand_builtin_atomic_load): Likewise.
13751 (expand_builtin_atomic_store): Likewise.
13752 (expand_builtin_atomic_clear): Likewise.
13754 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13757 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13758 Replace nonimmediate_operand with vector_operand.
13759 * config/i386/predicates.md (vector_operand): New predicate.
13760 (general_vector_operand): Replace nonimmediate_operand with
13762 * config/i386/sse.md: Replace nonimmediate_operand with
13763 vector_operand and m constraint with Bm constraint on SSE
13764 patterns with 16-byte memory operand.
13765 * config/i386/subst.md (round_nimm_predicate): Replace
13766 nonimmediate_operand with vector_operand.
13767 (round_saeonly_nimm_predicate): Likewise.
13768 (round_saeonly_nimm_scalar_predicate): New.
13770 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13773 * config/i386/constraints.md (Bm): New constraint.
13774 * config/i386/predicates.md (vector_memory_operand): New
13776 * config/i386/sse.md: Replace xm with xBm in plusminus and
13777 any_logic patterns.
13779 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13782 * doc/extend.texi (V850 Function Attributes): New section.
13783 (V850 Variable Attributes): New section.
13785 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13788 * doc/extend.texi (MicroBlaze Function Attributes): Document
13789 interrupt_handler and fast_interrupt attributes.
13791 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13794 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13795 for local symbolic operands.
13796 * config/ia64/predicates.md (local_symbolic_operand64): New
13799 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13801 PR rtl-optimization/68651
13802 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13805 2016-01-05 Nathan Sidwell <nathan@acm.org>
13807 * alias.c (compare_base_decls): Use symtab_node::get.
13809 2016-01-05 Nick Clifton <nickc@redhat.com>
13812 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13813 secondary_reload_info structure.
13816 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13817 decls if weak support is available.
13819 2016-01-04 Martin Sebor <msebor@redhat.com>
13821 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13823 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13825 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13826 OPTION_MASK_P9_DFORM.
13828 * config/rs6000/constraints.md (wo constraint): New constraint for
13831 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13833 (rs6000_init_hard_regno_mode_ok): Likewise.
13835 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13838 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13839 expanders not to have constraints. Add support for ISA 3.0 xxperm
13840 instruction. Add support for fusing xxlor with xxperm.
13841 (altivec_vperm_<mode>_internal): Likewise.
13842 (altivec_vperm_v8hiv16qi): Likewise.
13843 (altivec_vperm_<mode>v16q): Likewise.
13844 (altivec_vperm_<mode>_uns): Likewise.
13845 (vperm_v8hiv4si): Likewise.
13846 (vperm_v16qiv8hi): Likewise.
13848 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13850 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13852 Update copyright years.
13854 * gcc.c (process_command): Update copyright notice dates.
13855 * gcov-dump.c (print_version): Ditto.
13856 * gcov.c (print_version): Ditto.
13857 * gcov-tool.c (print_version): Ditto.
13858 * gengtype.c (create_file): Ditto.
13859 * doc/cpp.texi: Bump @copying's copyright year.
13860 * doc/cppinternals.texi: Ditto.
13861 * doc/gcc.texi: Ditto.
13862 * doc/gccint.texi: Ditto.
13863 * doc/gcov.texi: Ditto.
13864 * doc/install.texi: Ditto.
13865 * doc/invoke.texi: Ditto.
13867 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13869 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13870 modes larger than TImode as TImode if NEON is not enabled.
13872 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13875 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13876 mode for %f0-%f31 only if TARGET_FPU.
13878 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13881 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13882 to compute the PACKED_P predicate.
13883 (function_arg_record_value): Minor tweaks.
13885 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13887 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13888 option for arm*-*-* targets.
13890 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13892 * doc/extend.texi (Common Function Attributes): Move docs for
13893 MSP430-specific attributes to....
13894 (MSP430 Function Attributes): ...here. Delete the redundant
13895 entries and copy-edit the remaining text.
13896 (MSP430 Variable Attributes): Use uniform format for index
13897 entries and add a cross-reference to the corresponding function
13900 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13902 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13904 (x86 Options): Likewise.
13906 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13910 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13911 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13912 to corresponding attribute.
13914 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13916 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13917 to correct alphabetization of table. Copy-edit and correct
13919 <stack_protect>: Likewise.
13920 <target_clones>: Likewise.
13922 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13923 Correct punctuation.
13924 (Code Gen Options) <-fno-plt>: Copy-edit.
13926 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13929 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13930 SI values. Explicitly convert SI to DI and vice-versa.
13932 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13934 PR tree-optimization/69070
13935 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13936 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13939 * ubsan.c (ubsan_instrument_float_cast): Call
13940 initialize_sanitizer_builtins.
13943 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13945 Copyright (C) 2016 Free Software Foundation, Inc.
13947 Copying and distribution of this file, with or without modification,
13948 are permitted in any medium without royalty provided the copyright
13949 notice and this notice are preserved.