1 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
6 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
8 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
9 alternatives, eliminating preferred register class. Add support
10 for the MTVSRDD instruction in ISA 3.0.
11 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12 reg_or_indexed_operand.
13 (vsx_splat_v4sf_internal): Likewise.
15 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19 for loading up all 0's or all 1's.
21 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
23 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
25 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
27 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
29 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
30 * gcc.c (set_source_date_epoch_envvar): New function, sets
31 the SOURCE_DATE_EPOCH environment variable to the current time.
33 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
35 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
36 the factor for live Phi nodes.
38 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
40 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
41 * tree-parloops.c (parallelize_loops): likewise.
42 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
43 tree_unswitch_outer_loop): likewise.
45 2016-06-01 Jakub Jelinek <jakub@redhat.com>
48 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
49 around creation of the temporary.
51 2016-06-01 Richard Biener <rguenther@suse.de>
53 PR tree-optimization/71366
54 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
55 (unloop_loops): Move removing edges here ...
56 (try_unroll_loop_completely): ... from here.
57 (try_peel_loop): ... and here.
58 (tree_unroll_loops_completely_1): Track parent loops via
60 (tree_unroll_loops_completely): Adjust for that.
62 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
64 * config/rs6000/altivec.h (vec_slv): New macro.
66 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
67 (UNSPEC_VSRV): New value.
70 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
71 (vsrv): New builtin definition.
72 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
73 define argument types for new builtin.
74 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
76 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
79 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
80 Jocelyn Mayer <l_indien@magic.fr>
83 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
84 detect processor family for signature_CENTAUR_ebx.
85 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
86 signature_CENTAUR_ebx.
87 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
88 <default>: Pass x86-64 for has_longmode.
90 2016-06-01 Nathan Sidwell <nathan@acm.org>
92 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
95 2016-06-01 Richard Biener <rguenther@suse.de>
97 PR tree-optimization/71261
98 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
99 of stmts successfully put in the bool pattern. Remove
100 single-use restriction.
101 (adjust_bool_pattern_cast): Add cast at the use site via the
102 pattern def sequence.
103 (adjust_bool_pattern): Remove recursion, maintain a hash-map
104 of patterned defs. Use the pattern def seqence instead of
105 multiple independent patterns.
106 (sort_after_uid): New qsort compare function.
107 (adjust_bool_stmts): New function to process stmts in the bool
109 (vect_recog_bool_pattern): Adjust.
110 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
111 (ifcvt_walk_pattern_tree): Likewise.
112 (stmt_is_root_of_bool_pattern): Likewise.
113 (ifcvt_repair_bool_pattern): Likewise.
114 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
116 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
118 * loop-unroll.c (decide_unroll_constant_iterations,
119 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
121 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
123 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
125 * tree-core.h (enum omp_clause_code): Remove
126 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
128 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
130 * config/arm/sync.md (arm_store_exclusive<mode>):
131 Use 'H' output modifier on operands[2] rather than creating a new
132 entry in out-of-bounds memory of the operands array.
133 (arm_store_release_exclusivedi): Likewise.
135 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
137 * config/arm/arm.c (arm_fusion_enabled_p): New function.
138 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
139 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
140 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
142 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
144 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
145 into account live statements for mask producers.
147 2016-06-01 Richard Biener <rguenther@suse.de>
149 PR tree-optimization/71311
150 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
151 restrict to non-INTEGER_CST @0.
153 2016-06-01 Richard Biener <rguenther@suse.de>
155 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
156 (relational patterns): Use :c to avoid pattern duplications.
158 2016-06-01 Richard Biener <rguenther@suse.de>
160 * genmatch.c (comparison_code_p): New predicate.
161 (swap_tree_comparison): New function.
162 (commutate): Add for_vec parameter to append new for entries.
163 Support commutating relational operators by swapping it alongside
165 (lower_commutative): Adjust.
166 (dt_simplify::gen): Do not pass artificial operators to gen
168 (decision_tree::gen): Do not add artificial operators as parameters.
169 (parser::parse_expr): Verify operator commutativity when :c is
170 applied. Allow :C to override this.
171 * match.pd: Adjust patterns to use :C instead of :c where required.
173 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
175 PR tree-optimization/71077
176 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
177 the combining step, use boolean_false_node and boolean_true_node
178 as the designated false/true return values.
180 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
182 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
183 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
184 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
187 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
189 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
190 of flags impliying the register renaming.
191 * toplev.c (process_options): Do not imply flag_rename_registers with
194 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
196 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
197 default implementation.
199 2016-05-31 Nathan Sidwell <nathan@acm.org>
201 * dwarf2out.c (cur_line_info_table): Add GTY marker.
203 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
205 * config/sh/constraints.md (b): Remove constraint.
206 * config/sh/predicates.md (arith_reg_operand): Remove
208 * config/sh/sh-modes.def (PDI): Remove.
209 * config/sh/sh.c (sh_target_reg_class,
210 sh_optimize_target_register_callee_saved): Remove functions.
211 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
212 (sh_expand_epilogue): Update comment.
213 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
214 sh_secondary_reload): Remove TARGET_REGS related code.
215 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
216 TARGET_REGISTER_P): Remove macros.
217 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
218 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
219 TR1_REG, TR2_REG): Remove constants.
220 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
222 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
224 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
225 define_expand patterns.
226 (adddi3_compact): Rename to adddi3.
227 (subdi3_compact): Rename to subdi3.
228 (*negdi2): Rename to negdi2.
229 (*abs<mode>2): Rename to abs<mode>2.
231 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
233 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
234 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
235 (atomic_sub_fetchsi): ... this new pattern.
236 (mvtc): Add CC_REG clobber.
238 2016-05-31 Marek Polacek <polacek@redhat.com>
240 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
242 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
244 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
245 aarch64_fusion_enabled_p to check for fusion capabilities.
247 2016-05-31 Richard Biener <rguenther@suse.de>
249 PR tree-optimization/71352
250 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
251 minus one and a negate.
253 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
255 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
256 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
258 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
259 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
260 Remove use of aarch64_simd_attr_length_move, set length attribute
262 (*aarch64_be_movoi): Likewise.
263 (*aarch64_be_movci): Likewise.
264 (*aarch64_be_movxi): Likewise.
266 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
268 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
269 It no longer does that.
270 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
272 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
274 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
275 attribute __unused__.
277 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
279 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
280 * config/arm/arm.c (arm_arch_thumb1): Define.
281 (arm_option_override): Initialize arm_arch_thumb1.
282 * config/arm/arm.h (arm_arch_thumb1): Declare.
283 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
286 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
289 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
290 `Yv' for scalar operand.
292 2016-05-31 Tom de Vries <tom@codesourcery.com>
294 PR tree-optimization/69068
295 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
296 phis with more than two args.
298 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
300 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
301 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
304 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
306 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
308 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
310 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
311 cpu_32, cpu_64, tune_32 and tune_64.
312 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
314 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
318 2016-05-30 Andi Kleen <ak@linux.intel.com>
320 * auto-profile.c (read_profile): Replace asserts with errors
321 when file does not exist.
322 * gcov-io.c (gcov_read_words): Dito.
324 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
326 * tree-cfg.c (print_loop): Print likely upper bounds.
328 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
330 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
331 * opts.c (default_options): Enable peel loops at -O3.
332 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
333 (try_peel_loop): Do not re-peel already peeled loops;
334 use likely upper bounds; fix profile updating.
335 (pass_complete_unroll::execute): Initialize peeled_loops.
337 2016-05-30 Martin Liska <mliska@suse.cz>
339 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
340 computed costs by frequency of BB they belong to.
341 (get_scaled_computation_cost_at): New function.
343 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
344 Marc Glisse <marc.glisse@inria.fr>
346 PR tree-optimization/71289
347 * match.pd (-1 / B < A, A > -1 / B): New transformations.
349 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
351 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
353 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
355 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
356 for peeled copies; avoid underflow when updating estimates; correctly
359 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
361 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
362 r236875. Corrected oe3 to oe2 as obvious.
364 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
368 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
369 that inserted stmt will not dominate stmts that defines its operand.
370 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
371 (rewrite_expr_tree_parallel): Likewise.
373 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
376 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
377 all fields including stmt_to_insert are swapped.
379 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
381 * predict.h (force_edge_cold): Declare.
382 * predict.c (force_edge_cold): New function.
383 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
385 (canonicalize_loop_induction_variables): Fix formating.
387 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
389 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
390 (visium_expand_copysign): Use gen_int_mode directly.
391 (visium_compute_frame_size): Minor tweaks.
393 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
395 * tree-vect-loop.c (vect_analyze_loop_2): Use
396 likely_max_stmt_executions_int.
398 2016-05-30 Tom de Vries <tom@codesourcery.com>
400 PR tree-optimization/69067
401 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
403 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
407 New peepholes to remove unneeded fild/fistp pairs.
408 (define_peephole2 atomic_loaddi_fpu): Ditto.
410 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
412 * predict.c (maybe_hot_frequency_p): Avoid division.
414 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
416 * doc/install.texi: Use https for shop.fsf.org.
418 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
420 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
421 likely_max_stmt_executions_int.
423 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
425 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
426 likely_max_stmt_executions_int.
428 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
430 * profile.c (compute_branch_probabilities): Do not report hitrates
432 (branch_prob): Report hitrates here.
433 * predict.c (gimple_predict_edge): Do not assert profile status;
434 fix formatting issues.
436 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
438 * predict.c (edge_predicted_by_p): New function.
439 (predict_paths_for_bb): Do not put multiple predictions of the same type
442 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
444 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
447 2016-05-28 Alan Modra <amodra@gmail.com>
449 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
451 2016-05-28 Alan Modra <amodra@gmail.com>
453 PR rtl-optimization/71275
454 * ira.c (ira): Free dominance info.
456 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
458 * doc/sourcebuild.texi: New address for upstream Go repository.
460 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
462 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
463 (TARGET_ARM_V7M): Likewise.
465 2016-05-26 Jeff Law <law@redhat.com>
467 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
468 (thread_across_edge): Remove calls to find_jump_threads_backwards.
469 * passes.def: Add jump threading passes before DOM/VRP.
470 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
471 argument to a basic block from an edge. Remove tests which are
473 (pass_data_thread_jumps, class pass_thread_jumps): New.
474 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
475 (make_pass_thread_jumps): Likewise.
476 * tree-pass.h (make_pass_thread_jumps): Declare.
478 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
480 * config/visium/visium-protos.h (split_double_move): Rename into...
481 (visium_split_double_move): ...this.
482 (visium_split_double_add): Declare.
483 * config/visium/visium.c (split_double_move): Rename into...
484 (visium_split_double_move): ...this.
485 (visium_split_double_add): New function.
486 (visium_expand_copysign): Renumber operands for consistency.
487 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
488 (DFmode move splitter): Likewise.
489 (*addi3_insn): Split by means of visium_split_double_add.
490 (*adddi3_insn_flags): Delete.
491 (*plus_plus_sltu<subst_arith>): New insn.
492 (*subdi3_insn): Split by means of visium_split_double_add.
493 (subdi3_insn_flags): Delete.
494 (*minus_minus_sltu<subst_arith>): New insn.
495 (*negdi2_insn): Split by means of visium_split_double_add.
496 (*negdi2_insn_flags): Delete.
498 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
500 * configure.ac: Treat a --with-headers option without argument
501 the same as the default (i.e. consult sys-include directory).
502 * configure: Regenerate.
504 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
506 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
507 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
509 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
510 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
512 2016-05-27 Jiong Wang <jiong.wang@arm.com>
515 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
516 tree-stdarg analysis results.
517 (aarch64_setup_incoming_varargs): Likewise.
519 2016-05-27 Jiong Wang <jiong.wang@arm.com>
521 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
522 va_list_gpr_counter_field and va_list_fpr_counter_field.
524 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
527 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
528 * config/aarch64/aarch64.c
529 (aarch64_cannot_change_mode_class): Remove function.
530 * config/aarch64/aarch64-protos.h
531 (aarch64_cannot_change_mode_class): Remove.
533 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
535 * cfgloop.c (record_niter_bound): Record likely upper bounds.
536 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
537 get_likely_max_loop_iterations_int): New.
538 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
539 any_likely_upper_bound.
540 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
542 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
543 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
545 (unroll_loop_constant_iterations): Likewise.
546 (unroll_loop_runtime_iterations): Likewise.
547 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
548 * lto-streamer-out.c (output_cfg): Likewise.
549 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
551 (canonicalize_loop_induction_variables): Dump likely upper bounds.
552 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
553 (likely_max_loop_iterations): New.
554 (likely_max_loop_iterations_int): New.
555 (likely_max_stmt_executions): New.
556 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
557 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
558 likely_max_stmt_executions): Declare.
560 2016-05-27 Marek Polacek <polacek@redhat.com>
563 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
565 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
567 * config/s390/s390.md (2x risbg splitters): Use
568 reg_overlap_mentioned_p instead of rtx_equal_p.
570 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
572 * combine.c (make_compound_operation): Take known zero bits into
573 account when checking for possible zero_extend.
575 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
577 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
578 Use const_int_operand for operand 2 predicate. Simplify expand code
581 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
584 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
587 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
589 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
590 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
591 that returns CC_SESWPmode and CC_ZESWPmode.
592 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
594 (aarch64_rtx_costs): Likewise.
596 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
598 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
599 for ISA 3.0 min/max support.
600 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
601 conditional move support.
602 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
603 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
605 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
606 conditional moves where the comparison type is different from move
608 (fp_minmax): New code iterator for smin/smax.
609 (minmax): New code attributes for min/max.
611 (smax<mode>3): Combine min, max insns into one insn using the
612 fp_minmax code iterator. Add support for ISA 3.0 min/max
613 instructions that don't need -ffast-math.
614 (s<minmax><mode>3): Likewise.
615 (smax<mode>3_vsx): Likewise.
616 (smin<mode>3): Likewise.
617 (s<minmax><mode>3_vsx): Likewise.
618 (smin<mode>3_vsx): Likewise.
619 (pre-VSX min/max splitters): Likewise.
620 (s<minmax><mode>3_fpr): Likewise.
621 (movsfcc): Rewrite floating point conditional moves to combine
622 SFmode/DFmode into a single insn.
623 (mov<mode>cc): Likewise.
625 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
626 SFDF2 iterators to handle all combinations.
627 (fseldfsf4): Likewise.
628 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
629 (fseldfdf4): Likewise.
630 (fselsfdf4): Likewise.
631 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
632 comparison instructions that set a 0/-1 mask, and use it for
633 floating point conditional move via XXSEL.
634 (fpmask<mode>): Likewise.
635 (xxsel<mode>): Likewise.
636 * config/rs6000/predicates.md (min_max_operator): Delete, no
638 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
639 instructions that generate a 0/-1 mask for use with XXSEL.
640 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
641 say whether floating point min/max is available, either through
642 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
643 (TARGET_MINMAX_DF): Likewise.
645 2016-05-27 Alan Modra <amodra@gmail.com>
647 PR rtl-optimization/71275
648 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
649 for update_equiv_regs and combine_and_move_insns.
651 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
654 if_then_else or cond RTXes to calculate attribute value.
655 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
656 <attr "length_immediate>: Ditto.
657 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
658 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
659 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
660 <attr "type">: Ditto.
661 <attr "prefix_data16">: Ditto.
662 <attr "prefix_extra">: Ditto.
663 <attr "length_immediate">: Ditto.
664 <attr "prefix">: Ditto.
665 (vec_set<mode>_0) <attr "isa">: Ditto.
666 <attr "prefix_extra">: Ditto.
667 <attr "length_immediate">: Ditto.
668 <attr "prefix">: Ditto.
669 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
670 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
671 (sse2_storelpd) <attr "prefix_data16">: Ditto.
672 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
673 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
674 <attr "length_immediate">: Ditto.
675 <attr "prefix">: Ditto.
676 (sse2_movsd) <attr "length_immediate">: Ditto.
677 <attr "prefix">: Ditto.
678 (vec_concatv2df) <attr "isa">: Ditto.
679 <attr "prefix">: Ditto.
680 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
681 (*vec_extractv2di_1) <attr "isa">: Ditto.
682 <attr "type">: Ditto.
683 <attr "length_immediate">: Ditto.
684 <attr "prefix_rex">: Ditto.
685 <attr "prefix_extra">: Ditto.
686 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
687 <attr "prefix_extra">: Ditto.
688 <attr "length_immediate">: Ditto.
689 (vec_concatv2di) <attr "isa">: Ditto.
690 <attr "prefix_extra">: Ditto.
691 <attr "length_immediate">: Ditto.
692 <attr "prefix">: Ditto.
694 2016-05-26 Martin Liska <mliska@suse.cz>
696 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
698 (operator+): Likewise.
699 (operator-): Likewise.
700 (comp_cost::operator+=): Likewise.
701 (comp_cost::operator-=): Likewise.
702 (comp_cost::operator/=): Likewise.
703 (comp_cost::operator*=): Likewise.
704 (operator<): Likewise.
705 (operator==): Likewise.
706 (operator<=): Likewise.
708 (infinite_cost_p): Likewise.
709 (add_costs): Likewise.
710 (sub_costs): Likewise.
711 (compare_costs): Likewise.
712 (set_group_iv_cost): Use the newly introduced functions.
713 (get_address_cost): Likewise.
714 (get_shiftadd_cost): Likewise.
715 (force_expr_to_var_cost): Likewise.
716 (split_address_cost): Likewise.
717 (ptr_difference_cost): Likewise.
718 (difference_cost): Likewise.
719 (get_computation_cost_at): Likewise.
720 (determine_group_iv_cost_generic): Likewise.
721 (determine_group_iv_cost_address): Likewise.
722 (determine_group_iv_cost_cond): Likewise.
723 (autoinc_possible_for_pair): Likewise.
724 (determine_group_iv_costs): Likewise.
725 (cheaper_cost_pair): Likewise.
726 (iv_ca_recount_cost): Likewise.
727 (iv_ca_set_no_cp): Likewise.
728 (iv_ca_set_cp): Likewise.
729 (iv_ca_cost): Likewise.
730 (iv_ca_new): Likewise.
731 (iv_ca_dump): Likewise.
732 (iv_ca_narrow): Likewise.
733 (iv_ca_prune): Likewise.
734 (iv_ca_replace): Likewise.
735 (try_add_cand_for): Likewise.
736 (try_improve_iv_set): Likewise.
737 (find_optimal_iv_set): Likewise.
739 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
741 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
742 that internal functions will clobber all caller-saved registers.
744 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
746 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
747 Return a better case_values_threshold when optimizing.
749 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
751 * config/aarch64/aarch64-simd.md (aarch64_combinez):
752 Add ? to integer variant.
753 (aarch64_combinez_be): Likewise.
755 2016-05-26 Jakub Jelinek <jakub@redhat.com>
757 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
758 instead of x constraint.
759 (vcvtps2ph256<mask_name>): Likewise.
761 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
762 alternative. Formatting fix.
765 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
767 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
768 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
769 maybe_evex prefix instead of vex.
770 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
771 EXT_REX_SSE_REG_P (op0) case in the splitter.
773 2016-05-25 Jeff Law <law@redhat.com>
775 PR tree-optimization/71272
776 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
777 Update comments. Add test for empty path.
779 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
781 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
782 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
783 special case builtin.
784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
785 code for ALTIVEC_BUILTIN_VEC_CMPNE.
786 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
787 for __builtin_vec_cmpne.
789 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
791 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
792 redundant test and bail out if the type of the new operand is not
793 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
795 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
798 (x_ix86_target_flags_explicit): Remove.
799 * config/i386/i386.c (ix86_function_specific_save): Do not copy
800 x_ix86_target_flags_explicit.
801 (ix86_function_specific_restore): Ditto.
803 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
804 H.J. Lu <hongjiu.lu@intel.com>
807 * common/config/i386/i386-common.c
808 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
809 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
810 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
811 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
812 (-mgeneral-regs-only): Add new option.
813 * config/i386/i386.c (ix86_option_override_internal): Don't enable
814 x87 instructions if only general registers are allowed.
815 (ix86_target_string): Add ix86_flags argument. Handle additional
816 flags options through ix86_flags argument. Update all callers.
817 * doc/invoke.texi: Document -mgeneral-regs-only.
819 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
821 PR rtl-optimization/66940
822 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
823 decrementing desired_val will not overflow before performing these
826 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
828 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
829 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
830 * config/i386/i386.c (enum ix86_builtins): Add
831 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
832 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
833 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
834 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
835 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
836 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
837 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
838 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
839 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
840 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
841 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
842 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
843 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
844 __builtin_ia32_cvtps2dq512_mask.
845 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
846 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
847 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
849 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
851 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
852 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
854 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
855 (avx512f_vec_pack_sfix_v8df): New define_expand.
856 (avx512f_roundpd512): Rename to ...
857 (avx512f_round<castmode>512): ... this. Change iterator.
858 (avx512f_roundps512_sfix): New define_expand.
859 (round<mode>2_sfix): Change iterator.
861 2016-05-25 Nick Clifton <nickc@redhat.com>
863 * config/msp430/msp430.c (msp430_attr): Produce an error if a
864 static interrupt handler is detected.
865 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
866 default linker script.
867 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
868 the low part of a symbolic pointer.
870 2016-05-25 Richard Biener <rguenther@suse.de>
872 PR tree-optimization/71261
873 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
874 interesting stmt instead of immediate uses when looking
875 for the use operand to replace.
877 2016-05-25 Martin Liska <mliska@suse.cz>
879 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
881 2016-05-25 Richard Biener <rguenther@suse.de>
883 PR tree-optimization/71264
884 * tree-vect-stmts.c (vect_init_vector): Properly deal with
887 2016-05-25 Martin Liska <mliska@suse.cz>
889 PR tree-optimization/71239
890 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
891 if DECL_SIZE is NULL.
893 2016-05-25 Richard Biener <rguenther@suse.de>
895 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
896 * tree-if-conv.c (pass_data_if_conversion): Use it.
898 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
900 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
901 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
902 * varpool.c (varpool_node::get_availability): Likewise.
904 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
906 * config/rs6000/altivec.md (VNEG iterator): New iterator for
907 VNEGW/VNEGD instructions.
908 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
909 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
910 support for ISA 3.0 VNEGW/VNEGD instructions.
912 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
914 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
915 pointers inside OACC_DATA regions.
916 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
917 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
918 (gimplify_adjust_omp_clauses): Fix typo in comment.
920 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
922 * config/rs6000/altivec.md (VParity): New mode iterator for vector
923 parity built-in functions.
924 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
926 (p9v_parity<mode>2): Likewise.
927 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
929 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
930 (parity<mode>2): ISA 3.0 expander for vector parity.
931 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
933 (BU_P9_64BIT_MISC_0): Likewise.
934 (BU_P9_MISC_0): Likewise.
935 (BU_P9V_AV_1): Likewise.
936 (BU_P9V_AV_2): Likewise.
937 (BU_P9V_AV_3): Likewise.
938 (BU_P9V_AV_P): Likewise.
939 (BU_P9V_VSX_1): Likewise.
940 (BU_P9V_OVERLOAD_1): Likewise.
941 (BU_P9V_OVERLOAD_2): Likewise.
942 (BU_P9V_OVERLOAD_3): Likewise.
943 (VCTZB): Add vector count trailing zeros support.
947 (VPRTYBD): Add vector parity support.
950 (VCTZ): Add overloaded vector count trailing zeros support.
951 (VPRTYB): Add overloaded vector parity support.
952 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
953 overloaded vector count trailing zeros and parity instructions.
954 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
955 vector parity support.
956 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
957 trailing zeros support.
958 (vec_cntlz): Likewise.
959 (vec_vctzb): Likewise.
960 (vec_vctzd): Likewise.
961 (vec_vctzh): Likewise.
962 (vec_vctzw): Likewise.
963 (vec_vprtyb): Add ISA 3.0 vector parity support.
964 (vec_vprtybd): Likewise.
965 (vec_vprtybw): Likewise.
966 (vec_vprtybq): Likewise.
967 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
968 the ISA 3.0 vector count trailing zeros and vector parity built-in
971 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
973 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
974 when there is stmt_to_insert.
976 2016-05-24 Martin Sebor <msebor@redhat.com>
979 * tree.h (complete_or_array_type_p): New inline function.
981 2016-05-24 Jakub Jelinek <jakub@redhat.com>
983 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
984 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
985 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
987 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
988 Limit 1st alternative to noavx isa, split 2nd alternative into one
989 noavx and one avx alternative, use *x and Bm in the former and
990 x and m in the latter.
992 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
993 of sse4 for the first alternative, drop %v from the template
994 and d operand modifier. Split second alternative into one sse4_noavx
995 and one avx alternative, use *x instead of *v in the former and v
996 instead of *v in the latter.
997 (*sse4_1_extractps): Use noavx isa instead of * for the first
998 alternative, drop %v from the template. Split second alternative into
999 one noavx and one avx alternative, use *x instead of *v in the
1000 former and v instead of *v in the latter.
1001 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1002 with noavx and the last one with avx.
1003 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1004 split the second one into one noavx and one avx alternative,
1005 use *x and Bm in the former and x and m in the latter one.
1006 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1009 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1010 first two alternatives to noavx, use *x instead of *v in the second
1011 one, add avx alternative without *.
1012 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1013 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1014 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1016 2016-05-24 Jeff Law <law@redhat.com>
1018 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1019 New function, extracted from...
1020 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1021 Allow simple copies and constant initializations in the SSA chain.
1023 2016-05-24 Marek Polacek <polacek@redhat.com>
1026 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1029 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1032 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1033 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1034 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1035 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1036 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1038 2016-05-24 Richard Biener <rguenther@suse.de>
1040 PR tree-optimization/71240
1041 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1044 2016-05-24 Richard Biener <rguenther@suse.de>
1046 PR tree-optimization/71230
1047 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1049 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1051 * tree-vectorizer.h (vectorizable_comparison): Delete.
1052 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1053 PURE_SLP_STMT check.
1054 * tree-vect-stmts.c (vectorizable_call): Likewise.
1055 (vectorizable_simd_clone_call): Likewise.
1056 (vectorizable_conversion): Likewise.
1057 (vectorizable_assignment): Likewise.
1058 (vectorizable_shift): Likewise.
1059 (vectorizable_operation): Likewise.
1060 (vectorizable_load): Likewise.
1061 (vectorizable_condition): Likewise.
1062 (vectorizable_store): Likewise. Assert that we don't have
1064 (vectorizable_comparison): Make static. Remove redundant
1065 PURE_SLP_STMT check.
1066 (vect_transform_stmt): Assert that we always have an slp_node
1069 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1071 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1072 operands[2] against 1 with comparison against CONST1_RTX.
1073 (<shift>di3_neon): Likewise.
1074 * config/arm/predicates.md (const0_operand): Replace with comparison
1077 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1079 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1080 operands[2] against 1 with comparison against CONST1_RTX.
1081 (ashrdi3): Likewise.
1082 (lshrdi3): Likewise.
1083 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1085 (ashrsi3): Likewise.
1086 (lshrsi3): Likewise.
1087 (rotrsi3): Likewise.
1088 (define_split above *compareqi_eq0): Likewise.
1089 (define_split above "prologue"): Likewise.
1090 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1091 * config/arm/predicates.md (shift_operator): Likewise.
1092 (shift_nomul_operator): Likewise.
1093 (sat_shift_operator): Likewise.
1094 (thumb1_cmp_operand): Likewise.
1095 (const_neon_scalar_shift_amount_operand): Replace manual range
1096 check with IN_RANGE.
1097 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1098 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1100 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1102 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1103 with HOST_WIDE_INT_1.
1105 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1106 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1107 (arm_canonicalize_comparison): Likewise.
1108 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1110 (thumb1_size_rtx_costs): Likewise.
1111 (vfp_const_double_index): Replace cast of 1 to unsigned
1112 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1113 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1115 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1116 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1117 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1118 HOST_WIDE_INT with HOST_WIDE_INT_1.
1120 2016-05-24 Marek Polacek <polacek@redhat.com>
1122 * tree-cfg.h (should_remove_lhs_p): New predicate.
1123 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1124 * gimplify.c (gimplify_modify_expr): Likewise.
1125 * tree-cfg.c (verify_gimple_call): Likewise.
1126 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1127 * gimple-fold.c: Include "tree-cfg.h".
1128 (gimple_fold_call): Use should_remove_lhs_p.
1130 2016-05-24 Richard Biener <rguenther@suse.de>
1132 PR tree-optimization/71253
1133 * cfganal.h (control_dependences): Make robust against edge
1135 (control_dependences::control_dependences): Remove edge_list argument.
1136 (control_dependences::get_edge): Remove.
1137 (control_dependences::get_edge_src): Add.
1138 (control_dependences::get_edge_dest): Likewise.
1139 (control_dependences::m_el): Make a vector of edge src/dest index.
1140 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1141 (control_dependences::control_dependences): Likewise.
1142 (control_dependences::~control_dependence): Likewise.
1143 (control_dependences::get_edge): Remove.
1144 (control_dependences::get_edge_src): Add.
1145 (control_dependences::get_edge_dest): Likewise.
1146 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1148 (perform_tree_ssa_dce): Adjust.
1149 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1151 (pass_loop_distribution::execute): Adjust. Do loop destroying
1152 conditional on changed.
1154 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1157 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1158 return. Reindent transformation comment and mention the ARM state
1161 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1164 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1165 after build_and_add_sum creates new use stmt.
1167 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1169 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1170 load_lanes/grouped_load classification comes first. Don't check
1171 whether the vectorization factor is a multiple of the group size
1174 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1176 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1177 GROUP_GAP for single-element interleaving.
1178 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1181 2016-05-24 Richard Biener <rguenther@suse.de>
1185 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1186 bases which are accessed with non-invariant indices.
1187 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1188 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1190 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1193 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1194 (add_to_ops_vec): Add stmt_to_insert.
1195 (add_repeat_to_ops_vec): Init stmt_to_insert.
1196 (insert_stmt_before_use): New.
1197 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1199 (get_ops): Init stmt_to_insert.
1200 (maybe_optimize_range_tests): Likewise.
1201 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1202 (rewrite_expr_tree_parallel): Likewise.
1203 (reassociate_bb): Likewise.
1205 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1208 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1209 ISA 3.0 xxperm fusion alternative.
1210 (altivec_vperm_v8hiv16qi): Likewise.
1211 (altivec_vperm_<mode>_uns_internal): Likewise.
1212 (vperm_v8hiv4si): Likewise.
1213 (vperm_v16qiv8hi): Likewise.
1215 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1216 Kelvin Nilsen <kelvin@gcc.gnu.org>
1218 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1219 vpermr/xxpermr on ISA 3.0.
1220 (altivec_expand_vec_perm_le): Likewise.
1221 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1222 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1225 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.h (IS_STACK_MODE): Enable for
1228 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1229 SSE_FLOAT_MODE_P macros.
1230 * config/i386/i386.c (ix86_preferred_reload_class): Use
1231 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1232 Cleanup regclass processing for CONST_DOUBLE_P.
1233 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1234 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1235 with IS_STACK_MODE macro.
1236 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1238 (*movdf_internal): Use IS_STACK_MODE macro.
1239 (*movsf_internal): Ditto.
1241 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1243 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1244 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1246 2016-05-23 Jeff Law <law@redhat.com>
1248 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1250 (fsm_find_control_statement_thread_paths): Call it.
1252 2016-05-23 Martin Jambor <mjambor@suse.cz>
1255 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1256 from_global_constant if t is not NULL.
1258 2016-05-23 Marek Polacek <polacek@redhat.com>
1261 * common.opt (Wswitch-unreachable): New option.
1262 * doc/invoke.texi: Document -Wswitch-unreachable.
1263 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1266 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1268 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1269 TMR_INDEX is non-NULL.
1271 2016-05-23 Richard Biener <rguenther@suse.de>
1273 PR tree-optimization/71230
1274 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1275 (try_special_add_to_ops): ... here. Always test for single-use.
1277 2016-05-23 Martin Jambor <mjambor@suse.cz>
1279 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1280 default block if a PHI node in the original one would be resized.
1282 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1284 PR tree-optimization/58135
1285 * tree-vect-slp.c: When group size is not multiple
1286 of vector size, allow splitting of store group at
1289 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1291 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1293 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1295 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1296 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1297 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1300 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1301 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1302 v constraint instead of x and vinserti32x4 insn.
1304 * config/i386/sse.md (i128vldq): New mode iterator.
1305 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1306 avx512dq and avx512vl alternatives.
1308 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1309 constraint, use maybe_evex prefix instead of vex.
1310 (vec_dupv4sf): Use v constraint instead of x for output
1311 operand except for noavx alternative, use Yv constraint
1312 instead of x for input. Use maybe_evex prefix instead of vex.
1313 (*vec_dupv4si): Likewise.
1314 (*vec_dupv2di): Likewise.
1316 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1319 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1320 (linearize_expr_tree): Call try_special_add_to_ops.
1321 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1323 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1325 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1326 to computed stack_usage.
1328 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1331 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1332 operand is subreg (symbol_ref) then move the symbol ref to register.
1334 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1336 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1338 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1341 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1344 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1346 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1347 ranges by calling get_single_symbol and tidy up. Look more closely
1348 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1350 2016-05-20 Jeff Law <law@redhat.com>
1352 * bitmap.c (bitmap_find_bit): Remove useless test.
1354 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1356 * function.c (thread_prologue_and_epilogue_insns): Commit the
1357 insertion of the epilogue.
1359 2016-05-20 Martin Jambor <mjambor@suse.cz>
1361 PR tree-optimization/70884
1362 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1363 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1364 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1365 of constant pool data as a reason for scalarization.
1367 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1369 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1370 for naked functions.
1371 (thumb1_expand_prologue): Likewise.
1373 2016-05-20 Nathan Sidwell <nathan@acm.org>
1375 * config/nvptx/nptx.c (nvptx_option_override): Only set
1376 flag_toplevel_reorder, if not explicitly specified. Set
1377 flag_no_common, unless explicitly specified.
1379 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1381 * calls.c (can_implement_as_sibling_call_p): Mark param
1382 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1384 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1387 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1388 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1390 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1391 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1394 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1396 * config/nvptx/nvptx.md (sincossf3): New pattern.
1398 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1400 * calls.c (maybe_complain_about_tail_call): New function.
1401 (initialize_argument_information): Call
1402 maybe_complain_about_tail_call when clearing *may_tailcall.
1403 (can_implement_as_sibling_call_p): Call
1404 maybe_complain_about_tail_call when returning false.
1405 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1406 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1407 if tail-call optimization fails.
1408 * cfgexpand.c (expand_call_stmt): Initialize
1409 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1410 * gimple-pretty-print.c (dump_gimple_call): Dump
1411 gimple_call_must_tail_p.
1412 * gimple.c (gimple_build_call_from_tree): Call
1413 gimple_call_set_must_tail with the value of
1414 CALL_EXPR_MUST_TAIL_CALL.
1415 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1416 (gimple_call_set_must_tail): New function.
1417 (gimple_call_must_tail_p): New function.
1418 * print-tree.c (print_node): Update printing of TREE_STATIC
1419 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1420 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1421 trailing comment listing applicable flags.
1422 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1424 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1426 * calls.c (expand_call): Move "Rest of purposes for tail call
1427 optimizations to fail" to...
1428 (can_implement_as_sibling_call_p): ...this new function, and
1429 split into multiple "if" statements.
1431 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1433 * cfgloop.h (expected_loop_iterations_unbounded,
1434 expected_loop_iterations): Unconstify.
1435 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1436 profile with known upper bound; return 3 when profile is absent.
1437 (expected_loop_iterations): Update.
1439 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1441 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1442 and get_max_loop_iterations_int.
1444 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1446 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1447 realistic upper bounds here.
1449 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1452 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1453 calls if the LHS is variable length or has addressable type.
1454 If targets[0]->decl is a noreturn call with void return type and
1455 zero arguments, adjust fntype and remove lhs in that case.
1457 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1459 PR tree-optimization/71079
1460 PR tree-optimization/71206
1461 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1463 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1465 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1466 (get_vec_alignment_for_array_decl): Likewise.
1467 (get_vec_alignment_for_record_decl): Likewise.
1468 (increase_alignment::execute): Move code to find alignment to
1469 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1470 (type_align_map): New hash_map.
1472 2016-05-20 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/29756
1475 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1476 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1477 * fold-const.c (operand_equal_p): Likewise.
1478 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1479 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1480 * tree-inline.c (estimate_operator_cost): Likewise.
1481 * tree-pretty-print.c (dump_generic_node): Likewise.
1482 * tree-ssa-operands.c (get_expr_operands): Likewise.
1483 * cfgexpand.c (expand_debug_expr): Likewise.
1484 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1485 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1486 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1487 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1488 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1489 (execute_update_addresses_taken): Do it.
1491 2016-05-20 Richard Biener <rguenther@suse.de>
1493 PR tree-optimization/71185
1494 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1495 register operations.
1497 2016-05-20 Richard Biener <rguenther@suse.de>
1499 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1500 gimple_seq_add_seq_without_update.
1501 (release_bb_predicate): Assert we have no operands to free.
1502 (if_convertible_loop_p_1): Calculate post dominators later.
1503 Do not free BB predicates here.
1504 (combine_blocks): Do not recompute BB predicates.
1505 (version_loop_for_if_conversion): Save BB predicates around
1508 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1510 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1511 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1512 code. Ignore sibcalls on EDGE_IGNORE edges.
1513 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1514 on edges for sibcalls that run without prologue. The rest of the
1515 function is combined from...
1516 (fix_fake_fallthrough_edge): ... this, and ...
1517 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1518 function argument, make it a local variable.
1520 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1522 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1523 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1524 for 32-bit mode and SEH for 64-bit.
1525 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1526 TARGET_64BIT_DEFAULT.
1528 2016-05-19 Ryan Burn <contact@rnburn.com>
1530 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1531 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1533 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1535 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1536 force pending loads from memory.
1538 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1540 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1541 (UNSPEC_DARN_32): New unspec constant.
1542 (UNSPEC_DARN_RAW): New unspec constant.
1543 (darn_32): New instruction.
1544 (darn_raw): New instruction.
1545 (darn): New instruction.
1546 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1547 support and documentation for this macro.
1548 (BU_P9_MISC_1): New macro definition.
1549 (BU_P9_64BIT_MISC_0): New macro definition.
1550 (BU_P9_MISC_0): New macro definition.
1551 (darn_32): New builtin definition.
1552 (darn_raw): New builtin definition.
1553 (darn): New builtin definition.
1554 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1555 RS6000_BUILTIN_0 directives to surround each occurrence of
1556 #include "rs6000-builtin.def".
1557 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1558 RS6000_BTM_64BIT flags to the returned mask, depending on
1560 (def_builtin): Correct an error in the assignments made to the
1561 debugging variable attr_string.
1562 (rs6000_expand_builtin): Add support for no-operand built-in
1564 (builtin_function_type): Remove fatal_error assertion that is no
1566 (rs6000_common_init_builtins): Add support for no-operand built-in
1568 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1570 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1572 (RS6000_BTM_64BIT): New macro definition.
1573 * doc/extend.texi: Document __builtin_darn (void),
1574 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1577 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1579 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1580 max_loop_iterations_int.
1582 2016-05-19 Marek Polacek <polacek@redhat.com>
1584 PR tree-optimization/71031
1585 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1586 condition and adjust the code a bit.
1588 2016-05-19 Martin Liska <mliska@suse.cz>
1590 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1591 auto_vec instead of vec.
1593 2016-05-19 Martin Liska <mliska@suse.cz>
1595 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1597 2016-05-19 Martin Liska <mliska@suse.cz>
1599 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1601 2016-05-19 Martin Liska <mliska@suse.cz>
1603 * ipa-pure-const.c (set_function_state): Remove an existing
1605 (remove_node_data): Do not free it as it's released
1606 in set_function_state.
1608 2016-05-19 Martin Liska <mliska@suse.cz>
1610 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1613 2016-05-19 Martin Liska <mliska@suse.cz>
1615 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1617 2016-05-19 Martin Liska <mliska@suse.cz>
1619 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1620 an auto_vec instead of re-creating it.
1622 2016-05-19 Martin Liska <mliska@suse.cz>
1624 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1625 auto_vec instead of vec.
1627 2016-05-19 Martin Liska <mliska@suse.cz>
1629 * lto-section-in.c (lto_get_section_data): Call
1630 lto_check_version with additional argument.
1631 * lto-streamer.c (lto_check_version): Add new argument.
1632 * lto-streamer.h (lto_check_version): Likewise.
1634 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1636 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1637 Don't add cost of inner memory when handling sign-extended loads.
1639 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1641 PR rtl-optimization/71148
1642 * cse.c (cse_main): Free dominance info.
1643 (rest_of_handle_cse): Don't free dominance info.
1644 (rest_of_handle_cse2): Likewise.
1645 (rest_of_handle_cse_after_global_opts): Likewise.
1647 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1650 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1651 NULL_TREE early if NEON is not available. Remove now redundant check
1652 in ARM_CHECK_BUILTIN_MODE.
1654 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1657 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1658 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1659 * doc/cpp.texi: Document new macros.
1661 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1663 PR tree-optimization/69848
1664 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1665 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1667 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1669 * function.c (thread_prologue_and_epilogue_insn): Move the
1670 "goto epilogue_done" one block later.
1672 2016-05-19 Richard Biener <rguenther@suse.de>
1674 PR tree-optimization/70729
1675 * passes.def: Move LIM pass before PRE. Remove no longer
1676 required copyprop and move first DCE out of the loop pipeline.
1678 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1681 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1682 (OBJS-libcommon-target): ...here.
1683 * opts-common.c: Include spellcheck.h.
1684 (cmdline_handle_error): Build a vec of valid options and use it
1685 to suggest provide hints for misspelled arguments.
1687 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1690 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1691 lhs if it has TREE_ADDRESSABLE type.
1693 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1696 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1697 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1699 2016-05-18 Martin Jambor <mjambor@suse.cz>
1702 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1703 input for NOP_EXPR pass-through functions.
1704 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1705 aggregate global constant VAR_DECLs in constant jump functions.
1707 2016-05-18 Martin Jambor <mjambor@suse.cz>
1710 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1711 from TREE_READONLY parameters.
1713 2016-05-18 Martin Jambor <mjambor@suse.cz>
1716 * cgraph.h (cgraph_indirect_call_info): New field
1717 guaranteed_unmodified.
1718 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1719 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1721 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1722 pass the parameter value to ipa_find_agg_cst_for_param.
1723 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1724 guaranteed_unmodified, store AA results there instead of bailing out
1726 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1727 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1728 (find_constructor_constant_at_offset): New function.
1729 (ipa_find_agg_cst_from_init): Likewise.
1730 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1731 static initializers of contants, report back through a new paameter
1732 from_global_constant if that was the case.
1733 (try_make_edge_direct_simple_call): Also pass parameter value to
1734 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1736 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1737 (ipa_read_indirect_edge_info): Likewise.
1738 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1739 (ipa_load_from_parm_agg): Likewise.
1741 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1743 PR rtl-optimization/71150
1744 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1747 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1750 * config/rs6000/constraints.md (wE constraint): New constraint
1751 for a vector constant that can be loaded with XXSPLTIB.
1752 (wM constraint): New constraint for a vector constant of a 1's.
1753 (wS constraint): New constraint for a vector constant that can be
1754 loaded with XXSPLTIB and a vector sign extend instruction.
1755 * config/rs6000/predicates.md (xxspltib_constant_split): New
1756 predicates for wE/wS constraints.
1757 (xxspltib_constant_nosplit): Likewise.
1758 (easy_vector_constant): Add support for constants that can be
1759 loaded via XXSPLTIB.
1760 (all_ones_constant): New predicate for vector constant with all
1762 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1763 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1764 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1765 instruction and possibly with a sign extension.
1766 (output_vec_const_move): Add support for XXSPLTIB. If we are
1767 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1768 instead of XXLXOR/XXLORC.
1769 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1771 (rs6000_legitimize_reload_address): Likewise.
1772 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1774 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1775 combine VSX_M and VSX_M2 into one iterator.
1777 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1778 (VSINT_842): Likewise.
1779 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1780 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1781 XXSPLTIB instruction.
1782 (xxspltib_<mode>_nosplit): Likewise.
1783 (xxspltib_<mode>_split): New insn to load up constants with
1784 XXSPLTIB and a sign extend instruction.
1785 (vsx_mov<mode>): Replace single move that handled all vector types
1786 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1787 moves (when -mvsx-timode is in effect) into the main vector
1788 moves. Eliminate separate moves for <VSr> <VSa>, where the
1789 preferred register class (<VSr>) is listed first, and the
1790 secondary register class (<VSa>) is listed second with a '?' to
1791 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1792 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1793 that if the register was involved in a slow operation, the
1794 clear/set operation does not wait for the slow operation to
1795 finish. Adjust the length attributes for 32-bit mode. Use
1796 rs6000_output_move_128bit and drop the use of the string
1797 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1798 spacing so that the alternatives and attributes don't generate
1799 long lines, and put things in columns, so that it is easier to
1800 match up the operands and attributes with the insn alternatives.
1801 (vsx_mov<mode>_64bit): Likewise.
1802 (vsx_mov<mode>_32bit): Likewise.
1803 (vsx_movti_64bit): Fold movti into normal vector moves.
1804 (vsx_movti_32bit): Likewise.
1805 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1807 (vsx_splat_v4si_internal): Likewise.
1808 (vsx_splat_v4sf_internal): Likewise.
1809 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1810 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1811 extend vector elements.
1812 (vsx_sign_extend_hi_<mode>): Likewise.
1813 (vsx_sign_extend_si_v2di): Likewise.
1814 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1816 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1817 constraints. Add trailing period to wL documentation.
1819 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1822 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1823 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1824 * tree-call-cdce.c: Include tree-dfa.h.
1825 (can_guard_call_p): New function, extracted from...
1826 (can_use_internal_fn): ...here.
1827 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1829 (shrink_wrap_one_built_in_call): Likewise.
1830 (use_internal_fn): Likewise.
1831 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1832 and return void. Call replace_abnormal_ssa_names.
1833 (pass_call_cdce::execute): Check can_guard_call_p during the
1834 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1835 will always change something.
1837 2016-05-18 Martin Jambor <mjambor@suse.cz>
1840 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1841 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1843 2016-05-18 Martin Jambor <mjambor@suse.cz>
1846 * ipa-inline.h (condition): New field size.
1847 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1848 for comaprison and store it into the new condition.
1849 (evaluate_conditions_for_known_args): Use condition size to check
1850 access sizes for all but CHANGED conditions.
1851 (unmodified_parm_1): New parameter size_p, store access size into it.
1852 (unmodified_parm): Likewise.
1853 (unmodified_parm_or_parm_agg_item): Likewise.
1854 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1855 (set_cond_stmt_execution_predicate): Extract access sizes and store
1857 (set_switch_stmt_execution_predicate): Likewise.
1858 (will_be_nonconstant_expr_predicate): Likewise.
1859 (will_be_nonconstant_predicate): Likewise.
1860 (inline_read_section): Stream condition size.
1861 (inline_write_summary): Likewise.
1863 2016-05-18 Richard Biener <rguenther@suse.de>
1865 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1866 condition cost to PHI cost instead of total_cost.
1868 2016-05-18 Martin Liska <mliska@suse.cz>
1871 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1874 2016-05-18 Richard Biener <rguenther@suse.de>
1876 * lto-streamer.h (LTO_major_version): Bump to 6.
1878 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1880 * function.c (make_split_prologue_seq, make_prologue_seq,
1881 make_epilogue_seq): New functions, factored out from...
1882 (thread_prologue_and_epilogue_insns): Here.
1884 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1886 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1887 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1888 of before. Add a comment.
1890 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1892 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1893 expression pointer, not pointer to the pointer.
1895 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1897 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1898 (avx2_pbroadcast<mode>): Add another alternative with v instead
1899 of x constraints in it, using <pbroadcast_evex_isa> isa.
1900 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1902 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1903 constraint x instead of v in second alternative, add avx512bw
1906 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1907 constraint x instead of v in second alternative, add avx512bw
1910 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1911 constraint x instead of v in second alternative, add avx512bw
1914 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1915 avx512bw alternative.
1917 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1919 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1921 (define_insn "*andnottf3"): Ditto.
1922 (define_insn "*<code><mode>3"/any_logic): Ditto.
1923 (define_insn "*<code>tf3"/any_logic): Ditto.
1924 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1925 operand to block AVX-512VL insn variant emit when it is not enabled.
1927 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1929 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1930 constraint fot SF mode.
1932 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1933 Kirill Yukhin <kirill.yukhin@intel.com>
1935 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1937 (define_insn "rsqrt14<mode>"): Ditto.
1938 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1939 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1940 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1941 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1942 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1944 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1945 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1946 * config/i386/i386.c (ix86_print_operand): Expand check for size
1947 override codes for Intel syntax.
1949 2016-05-18 Richard Biener <rguenther@suse.de>
1951 PR tree-optimization/71168
1952 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1953 initialization earlier.
1955 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1957 * config/aarch64/aarch64-simd.md
1958 (aarch64_reduc_plus_internal<mode>): Rename to...
1959 (reduc_plus_scal): ...This, and remove previous implementation.
1961 2016-05-18 Richard Biener <rguenther@suse.de>
1963 * passes.def: Put late dse and cd_dce in canonical order.
1965 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1967 * ipa-inline-transform.c (preserve_function_body_p): Look for
1968 first non-thunk clone.
1969 (save_function_body): Save into first non-thunk.
1970 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1972 (lto_output_node): Inline thunks don't need body in every
1974 * lto-streamer-in.c: Do not fixup thunk clones.
1975 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1977 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1980 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1983 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1984 (reassociate_bb): Call transform_add_to_multiply.
1986 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1988 * config/aarch64/aarch64.c (all_extensions): Removed unused
1991 2016-05-17 Nathan Sidwell <nathan@acm.org>
1993 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1994 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1996 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1998 PR tree-optimization/54579
2000 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2002 2016-05-17 Marek Polacek <polacek@redhat.com>
2005 * tree-inline.c (expand_call_inline): Call
2006 maybe_remove_unused_call_args.
2008 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2010 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2011 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2012 * doc/md.texi (fmin@var{m}3): Likewise.
2014 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2016 * match.pd (X & C): New transformation.
2018 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2020 * match.pd (~X & Y): New transformation.
2022 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2024 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2025 information for new SSA_NAME.
2026 (simplify_conversion_using_ranges): Get range through get_range_info
2027 instead of get_value_range.
2029 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2031 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2032 Remove inline assembly.
2033 (vmvn_s16): Likewise.
2034 (vmvn_s32): Likewise.
2035 (vmvn_u8): Likewise.
2036 (vmvn_u16): Likewise.
2037 (vmvn_u32): Likewise.
2038 (vmvnq_s8): Likewise.
2039 (vmvnq_s16): Likewise.
2040 (vmvnq_s32): Likewise.
2041 (vmvnq_u8): Likewise.
2042 (vmvnq_u16): Likewise.
2043 (vmvnq_u32): Likewise.
2044 (vmvn_p8): Likewise.
2045 (vmvnq_p16): Likewise.
2047 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2049 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2051 (vmul_n_s16): Likewise.
2052 (vmul_n_s32): Likewise.
2053 (vmul_n_u16): Likewise.
2054 (vmul_n_u32): Likewise.
2055 (vmulq_n_f32): Likewise.
2056 (vmulq_n_f64): Likewise.
2057 (vmulq_n_s16): Likewise.
2058 (vmulq_n_s32): Likewise.
2059 (vmulq_n_u16): Likewise.
2060 (vmulq_n_u32): Likewise.
2062 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2064 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2065 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2067 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2069 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2070 to *aarch64_fma4_elt_from_dup<mode>.
2071 (*aarch64_fnma4_elt_to_128df): Rename to
2072 *aarch64_fnma4_elt_from_dup<mode>.
2073 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2074 (vfms_n_f32): Likewise.
2075 (vfms_n_f64): Likewise.
2076 (vfmsq_n_f32): Likewise.
2077 (vfmsq_n_f64): Likewise.
2079 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2081 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2083 2016-05-17 Richard Biener <rguenther@suse.de>
2085 PR tree-optimization/71132
2086 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2087 Only add control dependences for blocks in the loop.
2088 (build_rdg): Adjust.
2089 (generate_code_for_partition): Return whether loop should
2090 be destroyed and delay that.
2091 (distribute_loop): Likewise.
2092 (pass_loop_distribution::execute): Record loops to be destroyed
2093 and perform delayed destroying of loops.
2095 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2098 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2100 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2102 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2104 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2107 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2108 insertion point for instructions generated by validize_mem.
2110 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2112 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2115 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2117 * config/aarch64/aarch64.c
2118 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2119 rather than a macro.
2121 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2123 * doc/invoke.texi (AArch64 Options): Various updates.
2125 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2127 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2128 into instrumentation thunks.
2129 * cif-code.def (CIF_CHKP): New.
2131 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2135 2016-05-16 Martin Jambor <mjambor@suse.cz>
2137 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2138 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2140 2016-05-16 Marek Polacek <polacek@redhat.com>
2142 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2145 2016-05-16 Martin Jambor <mjambor@suse.cz>
2148 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2149 the outlined kernel function.
2151 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2153 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2154 (ISA_HAS_DLSA): Ditto.
2156 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2158 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2160 2016-05-16 Nathan Sidwell <nathan@acm.org>
2162 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2163 (nvptx_name_replacement): Restore. Add comment.
2164 (write_fn_proto, write_fn_proto_from_insn,
2165 nvptx_output_call_insn): Restore
2166 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2168 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2170 * config/aarch64/aarch64.md
2171 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2172 (add<mode>3_compareC_imm): Likewise.
2173 (<optab>si3_uxtw): Split into register and immediate variants.
2174 (andsi3_compare0_uxtw): Likewise.
2175 (and<mode>3_compare0): Likewise.
2176 (and<mode>3nr_compare0): Likewise.
2177 (stack_protect_test_<mode>): Don't use %x for memory operands.
2179 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2181 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2183 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2185 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2186 Split integer shifts into shift_reg and bfm.
2187 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2188 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2189 (ror<mode>3_insn): Likewise.
2190 (<optab>si3_insn_uxtw): Likewise.
2191 (<optab><mode>3_insn): Change to rotate_imm.
2192 (extr<mode>5_insn_alt): Likewise.
2193 (extrsi5_insn_uxtw): Likewise.
2194 (extrsi5_insn_uxtw_alt): Likewise.
2196 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2198 * doc/tm.texi: Regenerate.
2199 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2200 (TARGET_INVALID_RETURN_TYPE): Remove.
2201 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2202 TARGET_INVALID_RETURN_TYPE.
2203 * target.def (invalid_parameter_type): Remove.
2204 (invalid_return_type): Remove.
2206 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2208 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2209 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2211 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2213 (preserve_function_body_p): No need to preserve function body
2214 * cif-codes.def (CIF_THUNK): Remove.
2215 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2217 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2219 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2221 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2223 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2226 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2228 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2229 (inline_small_functions): Do not look for function symbol when
2232 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2234 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2237 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2238 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2239 Jiong Wang <jiong.wang@arm.com>
2241 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2242 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2243 Define __ARM_FP16_ARGS when appropriate.
2244 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2246 (arm_invalid_return_type): Likewise.
2247 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2248 (TARGET_INVALID_RETURN_TYPE): Remove.
2249 (aapcs_vfp_sub_candidate): Allow HFmode.
2250 (aapcs_vfp_allocate): Add comment. Support HFmode.
2251 (aapcs_vfp_allocate_return_reg): Likewise.
2252 (struct aapcs_cp_arg_layout): Slightly reword comments for
2253 is_return_candidate and allocate_return_reg.
2254 (output_mov_vfp): Update assert.
2255 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2257 (arm_invalid_parameter_type): Remove.
2258 (amr_invalid_return_type): Remove.
2259 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2260 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2261 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2263 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2265 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2266 * config/aarch64/arch64-protos.h
2267 (aarch64_legitimize_reload_address): Remove.
2268 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2271 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2273 * configure.ac: Add ACX_NONCANONICAL_HOST.
2274 * configure: Regenerate.
2275 * Makefile.in: Set host_noncanonical.
2277 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md (*movtf_internal): Before register allocation,
2281 do not allow FP constants for CM_MEDIUM memory model, allow only
2282 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2283 (*movxf_internal): Ditto.
2284 (*movdf_internal): Ditto.
2285 (*movsf_internal): Ditto.
2287 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2289 PR rtl-optimization/67483
2290 * combine.c (make_compound_operation): Don't call extract_left_shift
2291 with negative shift amounts.
2293 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2296 * fold-const.c (fold_checksum_tree): Allow modification
2297 of TYPE_ALIAS_SET during folding.
2299 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2300 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2301 (ix86_split_to_parts): Likewise. Fix up formatting.
2303 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2305 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2306 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2309 2016-05-13 Nathan Sidwell <nathan@acm.org>
2311 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2312 (nvptx_name_replacement): Delete.
2313 (write_fn_proto, write_fn_proto_from_insn,
2314 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2315 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2316 * langhooks.c (add_builtin_funcction_common): Call
2317 targetm.mangle_decl_assembler_name.
2319 * config/nvptx/nvptx.c (write_fn_proto): Handle
2320 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2322 2016-05-13 Martin Liska <mliska@suse.cz>
2324 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2325 and PRIu64 in printf format.
2327 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2329 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2332 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2334 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2335 Change --param max-completely-peeled-times to
2336 --param max-completely-peel-times in dump file printing.
2338 2016-05-13 Richard Biener <rguenther@suse.de>
2340 PR tree-optimization/42587
2341 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2342 (find_bswap_or_nop_1): Likewise.
2343 (bswap_replace): Likewise.
2345 2016-05-13 Martin Liska <mliska@suse.cz>
2347 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2348 Initialize a variable with default value.
2350 2016-05-13 Martin Liska <mliska@suse.cz>
2352 * doc/invoke.texi: Enhance explanation of error recovery
2355 2016-05-13 Martin Liska <mliska@suse.cz>
2357 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2358 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2359 (iv_inv_expr_ent *).
2360 (struct iv_inv_expr_ent): Comment struct fields.
2361 (sort_iv_inv_expr_ent): New function.
2362 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2363 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2364 a hash_map between iv_inv_expr_ent and number of usages.
2365 (niter_for_exit): Fix coding style.
2366 (tree_ssa_iv_optimize_init): Use renamed variable.
2367 (determine_base_object): Fix coding style.
2368 (alloc_iv): Likewise.
2369 (find_interesting_uses_outside): Likewise.
2370 (add_candidate_1): Likewise.
2371 (add_standard_iv_candidates): Likewise.
2372 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2373 (prepare_decl_rtl): Fix coding style.
2374 (get_address_cost): Likewise.
2375 (get_shiftadd_cost): Likewise.
2376 (force_expr_to_var_cost): Likewise.
2377 (compare_aff_trees): Likewise.
2378 (get_expr_id): Restructure the function.
2379 (get_loop_invariant_expr_id): Renamed to
2380 get_loop_invariant_expr.
2381 (get_computation_cost_at): Replace usage of inv_expr_id with
2383 (get_computation_cost): Likewise.
2384 (determine_group_iv_cost_generic): Likewise.
2385 (determine_group_iv_cost_address): Likewise.
2386 (iv_period): Fix coding style.
2387 (iv_elimination_compare_lt): Likewise.
2388 (may_eliminate_iv): Likewise.
2389 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2391 (determine_group_iv_costs): Dump invariant expressions.
2392 (iv_ca_recount_cost): Use the newly added hash_map.
2393 (iv_ca_set_remove_invariants): Fix coding style.
2394 (iv_ca_set_add_invariants): Fix coding style.
2395 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2397 (iv_ca_set_cp): Likewise.
2398 (iv_ca_new): Initialize the newly added hash_map and remove
2399 initialization of fields.
2400 (iv_ca_free): Delete the hash_map.
2401 (iv_ca_dump): Dump invariant expressions.
2402 (iv_ca_extend): Fix coding style.
2403 (try_add_cand_for): Likewise.
2404 (create_new_ivs): Dump information about # of avg iterations and
2405 # of used invariant expressions.
2406 (rewrite_use_compare): Fix coding style.
2407 (free_loop_data): Set default value for max_inv_expr_id.
2409 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2411 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2412 returned value cse_cfg_altered computation.
2413 (rest_of_handle_cse2): Likewise.
2414 (rest_of_handle_cse_after_global_opts): Likewise.
2416 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2419 * config/arm/arm.c (arm32_output_mi_thunk): New.
2420 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2421 to split Thumb1 vs TARGET_32BIT functionality.
2422 (arm_thumb1_mi_thunk): New.
2424 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2426 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2429 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2432 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2434 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2436 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2437 (expand_builtin_trap): Emit a regular call.
2438 (set_builtin_user_assembler_name): Remove obsolete cases.
2439 * dse.c (scan_insn): Adjust.
2440 * except.c: Include calls.h.
2441 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2442 emit a regular call to setjmp.
2443 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2444 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2445 (emit_block_move_via_libcall): Delete.
2446 (block_move_fn): Delete.
2447 (init_block_move_fn): Likewise.
2448 (emit_block_move_libcall_fn): Likewise.
2449 (emit_block_op_via_libcall): New function.
2450 (set_storage_via_libcall): Tidy up and use memset builtin.
2451 (block_clear_fn): Delete.
2452 (init_block_clear_fn): Likewise.
2453 (clear_storage_libcall_fn): Likewise.
2454 (expand_assignment): Call emit_block_move_via_libcall.
2455 Do not include gt-expr.h.
2456 * expr.h (emit_block_op_via_libcall): Declare.
2457 (emit_block_copy_via_libcall): New inline function.
2458 (emit_block_move_via_libcall): Likewise.
2459 (emit_block_comp_via_libcall): Likewise.
2460 (block_clear_fn): Delete.
2461 (init_block_move_fn): Likewise.
2462 (init_block_clear_fn): Likewise.
2463 (emit_block_move_via_libcall): Likewise.
2464 (set_storage_via_libcall): Add default parameter value.
2465 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2466 (abort_libfunc): Delete.
2467 (memcpy_libfunc): Likewise.
2468 (memmove_libfunc): Likewise.
2469 (memcmp_libfunc): Likewise.
2470 (memset_libfunc): Likewise.
2471 (setbits_libfunc): Likewise.
2472 (setjmp_libfunc): Likewise.
2473 (longjmp_libfunc): Likewise.
2474 (profile_function_entry_libfunc): Likewise.
2475 (profile_function_exit_libfunc): Likewise.
2476 (gcov_flush_libfunc): Likewise.
2477 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2478 and DECL_VISIBILITY on the declaration.
2479 (init_optabs): Do not initialize obsolete libfuncs.
2480 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2481 * tree-core.h (ECF_RET1): Define.
2482 (ECF_TM_PURE): Adjust.
2483 (ECF_TM_BUILTIN): Likewise.
2484 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2485 (build_common_builtin_nodes): Initialize abort builtin.
2486 Add ECF_RET1 on memcpy, memmove and memset builtins.
2487 Pass final flags for alloca and alloca_with_align builtins.
2488 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2490 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2491 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2492 set_storage_via_libcall and call emit_block_copy_via_libcall.
2494 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2497 DImode before it is passed to ix86_output_call_operand.
2498 (*call_value_got_x32): Ditto for operand 1.
2500 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2502 PR rtl-optimization/70904
2503 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2504 reload for wide mode.
2506 2016-05-12 Marek Polacek <polacek@redhat.com>
2509 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2510 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2511 * langhooks.h (incomplete_type_error): Likewise.
2512 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2513 parameter, pass it down to incomplete_type_error.
2514 * tree.h (size_in_bytes): New inline overload.
2515 (size_in_bytes_loc): Renamed from size_in_bytes.
2517 2016-05-12 Richard Biener <rguenther@suse.de>
2519 PR tree-optimization/71059
2520 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2521 nary before looking up or entering the expression into the VN
2523 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2524 Make sure to re-use NARYs without result as inserted by
2527 2016-05-12 Richard Biener <rguenther@suse.de>
2529 PR tree-optimization/71062
2530 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2532 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2533 vars_contains_restrict if the var is a restrict tag.
2534 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2535 do not disambiguate pointers against it.
2536 (dump_points_to_solution): Re-structure and adjust for new
2537 vars_contains_restrict flag.
2538 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2540 2016-05-12 Martin Liska <mliska@suse.cz>
2542 * doc/invoke.texi: Explain connection between
2543 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2545 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2547 PR tree-optimization/71006
2548 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2549 consider COND_EXPR as a mask producer.
2551 2016-05-12 Marek Polacek <polacek@redhat.com>
2554 * opts.c (common_handle_option): Detect missing argument for --help^.
2556 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2559 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2560 when popping the PC and within an interrupt handler routine.
2561 Add missing tab to output of "ldmfd".
2562 (output_return_instruction): Output LDMFD with SP update rather
2563 than POP when returning from interrupt handler.
2565 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2567 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2568 TARGET_64BIT && TARGET_AVX512DQ.
2569 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2570 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2571 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2572 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2573 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2574 (*vec_extractv4si_zext): Add avx512dq alternative.
2575 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2576 use v instead of x constraint in other alternatives where possible.
2578 * config/i386/sse.md (sse2_loadld): Use v instead of x
2579 constraint in alternatives 0,1,4.
2581 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2582 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2583 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2586 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2587 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2588 is not emitted unless TARGET_AVX512BW.
2589 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2590 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2591 for the result operand.
2593 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2594 constraint instead of x in avx alternatives. Use maybe_evex instead
2597 * config/i386/constraints.md (Yv): New constraint.
2598 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2599 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2600 * config/i386/i386.md (avx512fvecmode): New mode attr.
2601 (*pushtf): Use v constraint instead of x.
2602 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2603 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2604 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2605 (*absnegtf2_sse): Likewise.
2606 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2607 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2608 avx512f alternatives.
2609 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2611 2016-05-12 Richard Biener <rguenther@suse.de>
2613 PR tree-optimization/71060
2614 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2615 require exact match of DR_BASE_OBJECT but only matching address and
2618 2016-05-12 Richard Biener <rguenther@suse.de>
2620 PR tree-optimization/70986
2621 * cfganal.c: Include cfgloop.h.
2622 (dfs_find_deadend): Prefer to take edges exiting loops.
2624 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2626 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2627 compile and run time.
2629 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2632 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2634 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/i386.c (legitimize_pic_address): Use
2637 copy_to_suggested_reg instead of gen_movsi.
2639 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2641 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2642 the code into quad_address_p and call it to share code with
2643 vsx_quad_dform_memory_operand.
2644 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2646 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2647 bit instead of being a separate word. Split -mpower9-dform into
2648 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2649 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2650 for the register class supporting 128-bit quad word memory offsets.
2651 (mode_supports_vsx_dform_quad): Helper function to return if the
2652 register class uses quad word memory offsets.
2653 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2654 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2655 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2656 instructions are enabled, set up the appropriate addr_masks for
2658 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2659 -mpower9-dform-scalar, instead of -mpower9-dform.
2660 (rs6000_option_override_internal): Split -mpower9-dform into two
2661 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2662 -mpower9-dform switch sets or clears both. If we are not using
2663 the LRA register allocator, do not enable -mpower9-dform-vector by
2664 default. If we are using LRA, enable -mpower9-dform-vector and
2665 -mvsx-timode if it is appropriate. Issue a warning if either
2666 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2668 (quad_address_offset_p): New helper function to return if the
2669 offset is legal for quad word memory instructions.
2670 (quad_address_p): New function to determin if GPR or vector
2671 register quad word memory addresses are legal.
2672 (mem_operand_gpr): Validate quad word address offsets.
2673 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2674 d-form (register + offset) instructions.
2675 (offsettable_ok_by_alignment): Likewise.
2676 (rs6000_legitimate_offset_address_p): Likewise.
2677 (legitimate_lo_sum_address_p): Likewise.
2678 (rs6000_legitimize_address): Likewise.
2679 (rs6000_legitimize_reload_address): Add more debug statements for
2681 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2682 d-form instructions.
2683 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2684 d-form instructions. Distinguish different cases in debug
2685 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2686 d-form instructions.
2687 (rs6000_preferred_reload_class): Likewise.
2688 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2689 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2690 of the ISA 2.06 indexed memory instructions.
2691 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2692 use them to save/restore the saved vector registers instead of
2693 using Altivec instructions.
2694 (rs6000_emit_epilogue): Likewise.
2695 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2696 (rs6000_opt_masks): Split -mpower9-dform into
2697 -mpower9-dform-scalar and -mpower9-dform-vector.
2698 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2700 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2701 ISA 3.0 vector indexed memory instructions, and fold the code into
2702 the normal mov<mode> patterns.
2703 (p9_vecstore_<mode>): Likewise.
2704 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2706 (vsx_movti_64bit): Likewise.
2707 (vsx_movti_32bit): Likewise.
2708 * config/rs6000/constraints.md (wO constraint): New constraint for
2709 ISA 3.0 vector d-form support.
2710 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2711 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2712 include -mpower9-dform-vector until we switch over to LRA.
2713 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2714 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2715 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2716 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2717 for -mpower9-dform and -mlra.
2718 * doc/md.texi (wO constraint): Document wO constraint.
2720 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2722 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2723 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2724 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2725 Move handling of non-insn arguments inline into the sole user:
2726 (output_trans_func): ...here.
2727 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2728 in emitted function prototype.
2729 (output_internal_insn_latency_func): Ditto. Simplify.
2730 (output_internal_maximal_insn_latency_func): Ditto. Delete
2731 always-unused argument.
2732 (output_insn_latency_func): Ditto.
2733 (output_maximal_insn_latency_func): Ditto.
2735 2016-05-11 Richard Biener <rguenther@suse.de>
2737 PR tree-optimization/71055
2738 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2739 sth with precision not equal to access size verify we don't chop
2742 2016-05-11 Richard Biener <rguenther@suse.de>
2745 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2746 (dwarf2out_finish): Move retry_incomplete_types call ...
2747 (dwarf2out_early_finish): ... here.
2749 2016-05-11 Richard Biener <rguenther@suse.de>
2752 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2753 if the langhook insists on it.
2754 * fold-const.c (make_bit_field_ref): Add arg for the original
2755 reference and preserve its alias-set.
2756 (decode_field_reference): Take exp by reference and adjust it
2757 to the original memory reference.
2758 (optimize_bit_field_compare): Adjust callers.
2759 (fold_truth_andor_1): Likewise.
2760 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2762 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2765 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2766 * cfgrtl.c (delete_insn_and_edges): Likewise.
2767 * config/i386/i386.c (convert_scalars_to_vector): Remove
2769 * cse.c (cse_insn): Compute cse_cfg_altered.
2770 (delete_trivially_dead_insns): Likewise.
2771 (cse_cc_succs): Likewise.
2772 (rest_of_handle_cse): Free dominance info if required.
2773 (rest_of_handle_cse2): Likewise.
2774 (rest_of_handle_cse_after_global_opts): Likewise.
2776 2016-05-11 Alan Modra <amodra@gmail.com>
2778 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2779 abi_v4_pass_in_fpr): New functions.
2780 (rs6000_function_arg_boundary): Exclude complex IBM long double
2781 from 64-bit alignment when ABI_V4.
2782 (rs6000_function_arg, rs6000_function_arg_advance_1,
2783 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2785 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2787 PR rtl-optimization/71028
2788 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2789 jump with just a return in the fallthrough block if the branch
2790 block contains just a return as well.
2792 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2794 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2795 * match.pd ((X & Y) ^ Y): ... this.
2796 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2797 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2799 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2801 * read-md.c (require_char_ws): New function.
2802 (read_string): Simplify using require_char_ws.
2803 (handle_constants): Likewise.
2804 (handle_enum): Likewise.
2805 (handle_file): Likewise.
2806 * read-md.h (require_char_ws): New declaration.
2807 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2808 (read_mapping): Likewise.
2809 (read_rtx_code): Likewise.
2810 (read_nested_rtx): Likewise.
2812 2016-05-10 James Norris <jnorris@codesourcery.com>
2814 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2815 if offloading is enabled and -fopenacc or -fopenmp is specified.
2816 (CRTOFFLOADEND): Likewise.
2817 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2818 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2820 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2822 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2823 gotoff_operand code paths. Use copy_to_suggested_regs and
2824 expand_simple_binop where appropriate. Cleanup.
2826 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2829 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2831 (dimode_scalar_chain::vector_const_cost): New.
2832 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2833 (dimode_scalar_chain::convert_op): Likewise.
2834 (dimode_scalar_chain::convert_insn): Likewise.
2836 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2838 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2839 unary operation, not a binary one.
2841 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2844 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2845 calls with type casted fndecl.
2847 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2849 PR tree-optimization/70786
2850 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2851 * calls.c (initialize_argument_information): Bind bounds
2852 with corresponding args passed by reference.
2854 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2857 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2858 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2859 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2862 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2865 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2866 code for a zero scale factor.
2867 (vsx_xvcvdpuxds_scale): Likewise.
2869 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2871 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2872 if show_ruler_p was set on the context.
2873 (layout::show_ruler): New method.
2874 * diagnostic.h (struct diagnostic_context): Add field
2877 2016-05-10 Richard Biener <rguenther@suse.de>
2879 PR tree-optimization/71039
2880 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2881 (chk_uses): New function.
2882 (propagate_with_phi): Verify we can safely replicate the lhs of an
2883 aggregate assignment on all incoming edges.
2885 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2887 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2889 (rx_atomic_sequence): New class.
2890 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2891 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2893 (rx_atomic_sequence::rx_atomic_sequence,
2894 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2895 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2896 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2897 CTRLREG_INTB): New constants.
2898 (FETCHOP): New code iterator.
2899 (fethcop_name, fetchop_name2): New iterator code attributes.
2900 (QIHI): New mode iterator.
2901 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2902 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2903 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2905 2016-05-10 Martin Liska <mliska@suse.cz>
2907 * tree-inline.c (remap_dependence_clique): Do not remap
2908 debugging statements.
2910 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2912 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2913 ("*fixuns_truncdfdi2_z13")
2914 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2915 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2916 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2918 2016-05-10 Richard Biener <rguenther@suse.de>
2920 PR tree-optimization/70497
2921 PR tree-optimization/28367
2922 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2924 (visit_reference_op_load): ... here.
2925 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2926 with simplified BIT_FIELD_REFs.
2927 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2928 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2931 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2933 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2934 documentation comment. For BLOCK nodes, add a
2935 DW_AT_abstract_origin attribute that points to the DIE generated
2936 for the origin BLOCK.
2937 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2938 blocks from inlined functions.
2940 2016-05-10 Alan Modra <amodra@gmail.com>
2943 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2944 regrename modifying insns saving lr before __morestack call.
2945 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2946 insns restoring lr after __morestack call.
2948 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2950 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2951 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2953 * config/i386/sse.md (vec_interleave_high<mode>,
2954 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2955 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2957 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2959 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2960 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2961 parallel reassociation for power8 and forward.
2963 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2965 * config/i386/i386.md (absneg splitters with general regs): Use
2966 general_reg_operand predicate.
2967 (btsq peephole2): Use x86_64_immediate_operand to check if new
2968 value is suitable for immediate operand. Generate emitted insn
2969 using RTL expressions.
2970 (btcq peephole2): Ditto.
2971 (btrq peephole2): Ditto. Generate correct immediate operand
2974 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2976 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2979 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2981 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2982 pointer dereference.
2984 2016-05-09 Richard Biener <rguenther@suse.de>
2986 PR tree-optimization/70985
2987 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2988 op0 isn't a gimple register.
2990 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2992 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2993 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2994 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2995 (i6400_fpu_mult): New cpu units.
2996 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2997 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2998 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2999 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3000 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3001 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3002 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3003 (i6400_msa_long_float4, i6400_msa_long_float5)
3004 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3005 (i6400_msa_fdiv_sf): New reservations.
3006 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3007 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3008 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3009 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3010 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3011 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3012 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3013 (msa_short_store4, msa_long_load, msa_short_store)
3014 (msa_long_logic, msa_long_float2, msa_long_float4)
3015 (msa_long_float5, msa_long_float8, msa_long_mult)
3016 (msa_long_fdiv, msa_long_div): New reservations.
3018 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3019 Sameera Deshpande <sameera.deshpande@imgtec.com>
3020 Matthew Fortune <matthew.fortune@imgtec.com>
3021 Graham Stott <graham.stott@imgtec.com>
3022 Chao-ying Fu <chao-ying.fu@imgtec.com>
3024 * config.gcc: Add MSA header file for mips*-*-* target.
3025 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3026 (Ubv8i, Urv8): New constraints.
3027 * config/mips/mips-ftypes.def: Add function types for MSA
3029 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3030 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3031 * config/mips/mips-msa.md: New file.
3032 * config/mips/mips-protos.h
3033 (mips_split_128bit_const_insns): New prototype.
3034 (mips_msa_idiv_insns): Likewise.
3035 (mips_split_128bit_move): Likewise.
3036 (mips_split_128bit_move_p): Likewise.
3037 (mips_split_msa_copy_d): Likewise.
3038 (mips_split_msa_insert_d): Likewise.
3039 (mips_split_msa_fill_d): Likewise.
3040 (mips_expand_msa_branch): Likewise.
3041 (mips_const_vector_same_val_p): Likewise.
3042 (mips_const_vector_same_bytes_p): Likewise.
3043 (mips_const_vector_same_int_p): Likewise.
3044 (mips_const_vector_shuffle_set_p): Likewise.
3045 (mips_const_vector_bitimm_set_p): Likewise.
3046 (mips_const_vector_bitimm_clr_p): Likewise.
3047 (mips_msa_vec_parallel_const_half): Likewise.
3048 (mips_msa_output_division): Likewise.
3049 (mips_ldst_scaled_shift): Likewise.
3050 (mips_expand_vec_cond_expr): Likewise.
3051 * config/mips/mips.c (enum mips_builtin_type): Add
3052 MIPS_BUILTIN_MSA_TEST_BRANCH.
3053 (mips_gen_const_int_vector_shuffle): New prototype.
3054 (mips_const_vector_bitimm_set_p): New function.
3055 (mips_const_vector_bitimm_clr_p): Likewise.
3056 (mips_const_vector_same_val_p): Likewise.
3057 (mips_const_vector_same_bytes_p): Likewise.
3058 (mips_const_vector_same_int_p): Likewise.
3059 (mips_const_vector_shuffle_set_p): Likewise.
3060 (mips_symbol_insns): Forbid loading symbols via immediate for
3062 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3064 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3066 (mips_lx_address_p): Add support load indexed address for MSA.
3067 (mips_address_insns): Add calculation of instructions needed for
3068 stores and loads for MSA.
3069 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3070 CONST_VECTOR for MSA and let it fall through.
3071 (mips_ldst_scaled_shift): New function.
3072 (mips_subword_at_byte): Likewise.
3073 (mips_msa_idiv_insns): Likewise.
3074 (mips_legitimize_move): Validate MSA moves.
3075 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3076 calculation of costs for MSA division.
3077 (mips_split_move_p): Check if MSA moves need splitting.
3078 (mips_split_move): Split MSA moves if necessary.
3079 (mips_split_128bit_move_p): New function.
3080 (mips_split_128bit_move): Likewise.
3081 (mips_split_msa_copy_d): Likewise.
3082 (mips_split_msa_insert_d): Likewise.
3083 (mips_split_msa_fill_d): Likewise.
3084 (mips_output_move): Handle MSA moves.
3085 (mips_expand_msa_branch): New function.
3086 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3087 Reinstate 'y' modifier.
3088 (mips_file_start): Add MSA .gnu_attribute.
3089 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3091 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3092 (mips_class_max_nregs): Add register size for MSA supported mode.
3093 (mips_cannot_change_mode_class): Allow conversion between MSA
3094 vector modes and TImode.
3095 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3097 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3098 (mips_preferred_simd_mode): Add preffered modes for MSA.
3099 (mips_vector_mode_supported_p): Add MSA supported modes.
3100 (mips_autovectorize_vector_sizes): New function.
3101 (mips_msa_output_division): Likewise.
3102 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3103 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3104 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3105 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3106 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3107 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3108 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3109 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3110 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3111 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3112 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3113 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3114 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3115 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3116 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3117 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3118 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3119 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3120 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3121 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3122 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3123 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3124 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3125 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3126 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3127 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3128 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3129 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3130 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3131 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3132 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3133 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3134 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3135 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3136 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3137 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3138 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3139 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3140 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3141 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3142 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3143 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3144 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3145 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3146 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3147 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3148 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3149 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3150 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3151 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3152 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3153 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3154 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3155 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3156 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3157 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3158 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3159 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3160 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3161 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3162 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3163 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3164 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3165 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3166 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3167 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3168 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3169 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3170 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3171 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3172 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3173 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3174 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3175 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3176 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3177 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3178 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3179 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3180 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3181 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3182 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3183 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3184 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3185 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3186 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3187 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3188 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3189 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3190 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3191 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3192 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3193 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3194 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3195 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3196 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3197 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3198 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3199 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3200 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3201 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3202 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3203 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3204 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3205 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3206 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3207 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3208 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3209 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3210 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3211 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3212 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3213 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3214 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3215 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3216 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3217 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3218 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3219 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3220 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3221 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3222 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3223 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3224 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3225 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3226 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3227 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3228 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3229 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3230 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3231 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3232 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3233 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3234 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3235 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3236 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3237 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3238 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3239 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3240 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3241 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3242 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3243 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3244 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3245 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3246 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3247 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3248 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3249 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3250 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3251 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3252 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3254 (mips_get_builtin_decl_index): New array.
3255 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3256 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3257 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3258 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3259 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3261 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3263 (mips_expand_builtin_insn): Prepare operands for
3264 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3265 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3266 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3267 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3268 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3269 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3270 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3271 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3272 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3273 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3274 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3275 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3276 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3277 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3278 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3279 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3280 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3281 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3282 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3283 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3284 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3285 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3286 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3287 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3288 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3289 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3290 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3291 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3292 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3293 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3294 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3295 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3296 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3297 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3298 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3299 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3300 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3301 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3302 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3303 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3304 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3305 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3306 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3307 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3308 These are set implicitly and an error is reported if overridden.
3309 (mips_expand_builtin_msa_test_branch): New function.
3310 (mips_expand_msa_shuffle): Likewise.
3311 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3312 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3313 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3314 (mips_expand_vec_unpack): Add support for MSA.
3315 (mips_expand_vector_init): Likewise.
3316 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3317 instead of const0_rtx.
3318 (mips_msa_vec_parallel_const_half): New function.
3319 (mips_gen_const_int_vector): Likewise.
3320 (mips_gen_const_int_vector_shuffle): Likewise.
3321 (mips_expand_msa_cmp): Likewise.
3322 (mips_expand_vec_cond_expr): Likewise.
3323 * config/mips/mips.h
3324 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3325 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3327 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3328 (ISA_HAS_MSA): New macro.
3329 (UNITS_PER_MSA_REG): Likewise.
3330 (BITS_PER_MSA_REG): Likewise.
3331 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3332 (MSA_REG_FIRST): New macro.
3333 (MSA_REG_LAST): Likewise.
3334 (MSA_REG_NUM): Likewise.
3335 (MSA_REG_P): Likewise.
3336 (MSA_REG_RTX_P): Likewise.
3337 (MSA_SUPPORTED_MODE_P): Likewise.
3338 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3339 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3340 * config/mips/mips.md: Include mips-msa.md.
3341 (alu_type): Add simd_add.
3342 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3343 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3344 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3345 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3346 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3347 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3348 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3349 simd_move, simd_load, simd_store. Choose "multi" for moves
3351 (qword_mode): New attribute.
3352 (insn_count): Add instruction count for quad moves.
3353 Increase the count for MIPS SIMD division.
3354 (UNITMODE): Add UNITMODEs for vector types.
3355 (addsub): New code iterator.
3356 * config/mips/mips.opt (mmsa): New option.
3357 * config/mips/msa.h: New file.
3358 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3360 * config/mips/mti-linux.h: Likewise.
3361 * config/mips/predicates.md
3362 (const_msa_branch_operand): New constraint.
3363 (const_uimm3_operand): Likewise.
3364 (const_uimm4_operand): Likewise.
3365 (const_uimm5_operand): Likewise.
3366 (const_uimm8_operand): Likewise.
3367 (const_imm5_operand): Likewise.
3368 (aq10b_operand): Likewise.
3369 (aq10h_operand): Likewise.
3370 (aq10w_operand): Likewise.
3371 (aq10d_operand): Likewise.
3372 (const_m1_operand): Likewise.
3373 (reg_or_m1_operand): Likewise.
3374 (const_exp_2_operand): Likewise.
3375 (const_exp_4_operand): Likewise.
3376 (const_exp_8_operand): Likewise.
3377 (const_exp_16_operand): Likewise.
3378 (const_vector_same_val_operand): Likewise.
3379 (const_vector_same_simm5_operand): Likewise.
3380 (const_vector_same_uimm5_operand): Likewise.
3381 (const_vector_same_uimm6_operand): Likewise.
3382 (const_vector_same_uimm8_operand): Likewise.
3383 (par_const_vector_shf_set_operand): Likewise.
3384 (reg_or_vector_same_val_operand): Likewise.
3385 (reg_or_vector_same_simm5_operand): Likewise.
3386 (reg_or_vector_same_uimm6_operand): Likewise.
3387 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3389 * doc/invoke.texi (-mmsa): Document new option.
3391 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3393 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3394 * configure: Regenerate.
3395 * config.in: Regenerate.
3396 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3398 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3399 (ENDFILE_VTV_SPEC): Define.
3401 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3403 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3404 registers in all interrupt handlers if necessary.
3405 (rl78_option_override): Add warning.
3406 (MUST_SAVE_MDUC_REGISTERS): New macro.
3407 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3408 * config/rl78/rl78.c (check_mduc_usage): New function.
3409 (mduc_regs): New structure to hold MDUC register data.
3410 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3411 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3412 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3413 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3414 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3415 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3417 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3419 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3420 (tree-ssa-loop-niter.h): Ditto.
3421 (idx_within_array_bound, ref_within_array_bound): New functions.
3422 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3423 Factor out check on writable base object to ...
3424 (base_object_writable): ... here.
3426 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3428 * config/arm/arm.md (probe_stack): Add modes to set source
3431 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3433 * regrename.c (base_reg_class_for_rename): New static function.
3434 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3436 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3438 * cgraph.c (thunk_adjust): Export.
3439 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3440 * cgraphunit.c (thunk_adjust): Export.
3441 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3443 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3445 * tree-inline.c (expand_call_inline): Expand thunks inline.
3447 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3450 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3451 (*sse2_vd_cvtss2sd): Ditto.
3452 * config/i386/i386.md
3453 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3454 Generate *sse2_vd_cvtsd2ss pattern.
3455 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3456 Generate *sse2_vd_cvtss2sd pattern.
3458 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3460 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3461 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3464 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3466 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3467 * config/sh/sh.c: Define and declare variables on first use throughout
3469 (current_function_interrupt): Change to bool type.
3470 (frame_insn): Rename to emit_frame_insn and update users.
3471 (push_regs): Use bool for 'interrupt_handler' argument.
3472 (save_schedule_s): Remove.
3473 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3474 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3475 targetm.asm_out.unaligned_op.di.
3476 (gen_far_branch): Remove redundant forward declaration.
3477 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3478 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3479 (sh_set_return_address, sh_function_ok_for_sibcall,
3480 scavenge_reg): Update comments.
3481 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3482 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3483 (sh_attr_renesas_p): Remove unnecessary parentheses.
3484 (branch_dest): Simplify.
3485 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3486 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3487 (CUMULATIVE_ARGS): Change macro to typedef.
3488 (current_function_interrupt): Change to bool type.
3489 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3490 Surround with __cplusplus ifdef.
3491 (sh_compare_op0, sh_compare_op1): Remove.
3492 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3494 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3496 * config/arm/arm.md: (arch): Add neon.
3497 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3498 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3499 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3500 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3501 attributes for alt renumbering. Mark alt 3 as non-predicable.
3502 (thumb2_movdf_vfp): Likewise.
3504 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3507 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3508 (*andqi_1): Add preferred_for_speed attribute to disparage
3509 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3510 (*<code>qi_1): Ditto.
3511 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3512 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3513 (*ashlqi3_1): Ditto.
3514 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3515 Add preferred_for_size attribute to disparage alternative 0 and
3516 preferred_for_speed attribute to disparage alternative 1 for
3517 TARGET_PARTIAL_REG_STALL targets.
3519 2016-05-07 Tom de Vries <tom@codesourcery.com>
3521 PR tree-optimization/70956
3522 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3525 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3527 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3528 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3529 * config/sh/sh.md (branch_zero): Remove define_attr.
3530 (define_delay): Disable delay slot if branch distance is one insn.
3532 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.md (LEAMODE): New mode attribute.
3535 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3536 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3537 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3538 operand 2 predicate.
3539 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3540 (*lea<mode>_general_3): Ditto.
3541 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3543 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3545 * genmddump.c (main): Convert argv from char ** to const char **.
3547 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3549 * coretypes.h (OVERRIDE): New macro.
3552 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3554 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3555 allow coalescing if the types are compatible.
3557 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3559 * pass_manager.h (pass_manager::register_pass_name): New method.
3560 (pass_manager::get_pass_by_name): New method.
3561 (pass_manager::create_pass_tab): New method.
3562 (pass_manager::m_name_to_pass_map): New field.
3563 * passes.c (name_to_pass_map): Delete global in favor of field
3564 "m_name_to_pass_map" of pass_manager.
3565 (register_pass_name): Rename from a function to...
3566 (pass_manager::register_pass_name): ...this method, updating
3567 for renaming of global "name_to_pass_map" to field
3568 "m_name_to_pass_map".
3569 (create_pass_tab): Rename from a function to...
3570 (pass_manager::create_pass_tab): ...this method, updating
3571 for renaming of global "name_to_pass_map" to field.
3572 (get_pass_by_name): Rename from a function to...
3573 (pass_manager::get_pass_by_name): ...this method.
3574 (enable_disable_pass): Convert use of get_pass_by_name to
3575 a method call, locating the pass_manager singleton.
3577 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3579 * genattr-common.c (main): Convert argv from char ** to const char **.
3580 * genattr.c (main): Likewise.
3581 * genattrtab.c (main): Likewise.
3582 * genautomata.c (initiate_automaton_gen): Likewise.
3584 * gencodes.c (main): Likewise.
3585 * genconditions.c (main): Likewise.
3586 * genconfig.c (main): Likewise.
3587 * genconstants.c (main): Likewise.
3588 * genemit.c (main): Likewise.
3589 * genenums.c (main): Likewise.
3590 * genextract.c (main): Likewise.
3591 * genflags.c (main): Likewise.
3592 * genmddeps.c (main): Likewise.
3593 * genopinit.c (main): Likewise.
3594 * genoutput.c (main): Likewise.
3595 * genpeep.c (main): Likewise.
3596 * genpreds.c (main): Likewise.
3597 * genrecog.c (main): Likewise.
3598 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3599 (init_rtx_reader_args): Likewise.
3600 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3601 (init_rtx_reader_args): Likewise.
3602 * gentarget-def.c (main): Likewise.
3603 * read-md.c (read_md_files): Likewise.
3604 * read-md.h (read_md_files): Likewise.
3606 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3609 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3610 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3611 Remove unused predicate.
3612 (register_and_not_fp_reg_operand): Ditto.
3614 2016-05-06 Martin Liska <mliska@suse.cz>
3616 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3617 instead of vec as the vector is local to the function.
3619 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3621 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3622 avx512bw alternative.
3624 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3625 before the ashr<mode>3 pattern.
3627 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3628 v instead of x in vex or maybe_vex alternatives, use
3629 maybe_evex instead of vex in prefix.
3631 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3632 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3633 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3634 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3637 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3638 v instead of x in vex or maybe_vex alternatives, use
3639 maybe_evex instead of vex in prefix.
3641 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3642 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3643 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3644 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3645 alternatives, use maybe_evex instead of vex in prefix.
3647 * config/i386/sse.md (vec_interleave_lowv4sf,
3648 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3649 v instead of x in vex or maybe_vex alternatives, use
3650 maybe_evex instead of vex in prefix.
3652 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3653 v instead of x in vex or maybe_vex alternatives, use
3654 maybe_evex instead of vex in prefix.
3656 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3657 v constraint instead of x.
3659 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3661 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3662 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3665 2016-05-06 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/70948
3668 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3669 Properly clobber all fields of va_list for __builtin_va_start.
3671 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3674 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3675 loop latch destination.
3677 2016-05-06 Martin Liska <mliska@suse.cz>
3679 * tree-ssa-uninit.c: Apply manual changes
3680 to the GNU coding style.
3681 (prune_uninit_phi_opnds): Rename from
3682 prune_uninit_phi_opnds_in_unrealizable_paths.
3684 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3686 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3687 mspace): Remove deprecated options.
3688 * doc/invoke.texi (SH options): Remove -mspace.
3690 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3692 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3694 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3696 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3697 corresponding combine split pattern.
3699 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3702 * config/sh/predicates.md (long_displacement_mem_operand): New.
3703 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3704 Add movi20, movi20s alternatives. Adjust length attribute for
3706 (movsi_ie): Allow for any FPU. Adjust length attribute for
3708 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3709 attribute for alternatives.
3710 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3711 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3712 length attribute for alternatives.
3714 2016-05-06 Richard Biener <rguenther@suse.de>
3716 PR tree-optimization/70960
3717 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3719 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3722 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3723 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3725 2016-05-06 Marek Polacek <polacek@redhat.com>
3728 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3730 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3733 * config/sh/sh.md (*rotcr): Add another variant.
3735 2016-05-06 Richard Biener <rguenther@suse.de>
3738 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3740 2016-05-06 Richard Biener <rguenther@suse.de>
3743 * fold-const.c (split_tree): Always convert to the original type
3746 2016-05-06 Richard Biener <rguenther@suse.de>
3748 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3749 (fwprop_addr): Likewise.
3751 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3756 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3757 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3758 the splitter condition.
3759 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3760 the splitter condition.
3761 (FP float_extend load splitter): Ditto.
3763 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3765 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3766 to REGNO in all peephole2 patterns.
3767 (post-reload splitters): Change true_regnum to REGNO in
3768 post-reload splitters.
3769 (zero_extend splitters): Use general_reg_operand and
3770 nonimmediate_gr_operand predicates.
3772 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3774 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3775 v constraint instead of x.
3777 2016-05-05 Alan Modra <amodra@gmail.com>
3780 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3781 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3782 TARGET_NO_FP_IN_TOC for -mrelocatable.
3783 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3784 TARGET_RELOCATABLE test.
3785 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3786 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3787 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3788 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3789 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3790 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3791 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3792 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3793 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3794 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3796 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3797 (rs6000_stack_info): Likewise.
3798 (rs6000_elf_asm_out_constructor): Likewise.
3799 (rs6000_elf_asm_out_destructor): Likewise.
3800 (rs6000_elf_declare_function_name): Likewise.
3801 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3802 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3805 2016-05-05 Alan Modra <amodra@gmail.com>
3807 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3809 2016-05-05 Alan Modra <amodra@gmail.com>
3811 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3812 out-of-line gpr restore for one or two regs if that would add
3815 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3818 * config/i386/i386.md
3819 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3820 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3821 as operand 0 predicate.
3822 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3824 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3825 Ditto. Emit the pattern using RTX.
3827 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3828 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3829 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3830 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3832 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3833 sse_reg_operand as operand 0 predicate.
3835 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3836 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3837 instead of gen_rtx_REG.
3838 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3841 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3843 * function.c (emit_use_return_register_into_block): Delete.
3844 (gen_return_pattern): Delete.
3845 (emit_return_into_block): Delete.
3846 (active_insn_between): Delete.
3847 (convert_jumps_to_returns): Delete.
3848 (emit_return_for_exit): Delete.
3849 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3850 simple_return for shrink-wrapped blocks.
3851 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3852 end of blocks that need one.
3853 (get_unconverted_simple_return): Delete.
3854 (convert_to_simple_return): Delete.
3855 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3856 (convert_to_simple_return): Ditto.
3858 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3860 * cfgcleanup.c (bb_is_just_return): New function.
3861 (try_optimize_cfg): Simplify jumps to return, branches to return,
3862 and branches around return.
3864 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3866 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3869 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3873 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3874 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3875 assert flags & OEP_HASH_CHECK, instead of asserting it
3876 never happens. Handle TARGET_EXPR.
3877 * fold-const.c (operand_equal_p): For hash verification,
3878 or in OEP_HASH_CHECK into flags.
3880 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3882 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3884 (compute_samebase_partition_bases): Fix typo.
3886 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3888 * config/i386/sse.md (vec_interleave_highv8sf,
3889 vec_interleave_lowv8sf, vec_interleave_highv4df,
3890 vec_interleave_lowv4df): Remove constraints from expanders.
3892 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3894 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3896 * tree-inline.c (expand_call_inline): Fix path dealing with
3897 making lhs of call statement undefined.
3899 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3901 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3902 Check availability on NODE, too.
3903 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3904 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3905 (varpool_node::call_for_symbol_and_aliase): Likewise.
3906 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3907 (propagate_pure_const): Propagate across interposable functions, too.
3908 (skip_function_for_local_pure_const): Do not skip interposable bodies
3910 (pass_local_pure_const::execute): Update.
3912 2016-05-04 Marek Polacek <polacek@redhat.com>
3914 * doc/invoke.texi: Document -Wdangling-else.
3916 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3918 * config.gcc: Error out when conflicting multilib is detected. Do not
3919 loop over multilibs since no combination is legal.
3921 2016-05-04 Alan Modra <amodra@gmail.com>
3923 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3924 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3925 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3928 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3930 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3931 Clean up p5600 comments.
3933 2016-05-04 Richard Biener <rguenther@suse.de>
3935 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3936 constructor simplifications.
3937 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3939 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3941 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3942 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3943 result.set_rtx is null instead of aborting.
3944 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3946 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3947 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3948 *mov<mode>_store_postinc): New patterns.
3950 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3952 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3953 as commutative. Check both conversions are NOP.
3954 ((A & B) OP (C & B)): Remove.
3956 2016-05-04 Alan Modra <amodra@gmail.com>
3958 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3960 2016-05-04 Alan Modra <amodra@gmail.com>
3963 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3964 when cr2,3,4 are all fixed regs.
3966 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3968 PR rtl-optimization/57193
3969 * opts.c (default_options_table): Revert OPT_frename_registers change.
3970 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3972 2016-05-03 Martin Sebor <msebor@redhat.com>
3975 * builtins.c (fold_builtin_FILE): New function.
3976 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3977 (fold_builtin_0): Call them.
3978 * gimplify.c (gimplify_call_expr): Remove the handling of
3979 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3982 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3983 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3987 * doc/extend.texi (Function Names as Strings): Update __func__,
3988 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3991 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3992 Richard Biener <rguenther@suse.de>
3994 PR tree-optimization/70916
3995 * tree-if-conv.c: Include cfganal.h.
3996 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3997 and remove_fake_exit_edges around the optimization pass.
3999 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4001 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4002 (cgraph_edge::make_direct): Likewise.
4003 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4004 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4005 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4006 (CIF_THUNK): New code.
4007 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4008 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4009 (compute_inline_parameters): Set inline_failed for thunks.
4010 (inline_analyze_function): Cleanup.
4011 * ipa-inline.c (can_inline_edge_p): Do not deal with
4012 call_stmt_cannot_inline_p.
4013 (can_early_inline_edge_p): Likewise.
4014 (early_inliner): Initialize inline_failed.
4015 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4017 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4019 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4020 from nonimm_ssenomem_operand.
4021 (nonimm_ssenomem_operand): New predicate.
4022 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4023 as operand 0 predicate.
4024 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4025 Disable unsupported alternatives using "enabled" attribute.
4026 Use register_ssemem_operand as operand 0 predicate.
4027 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4029 2016-05-03 Marek Polacek <polacek@redhat.com>
4032 * input.c (expansion_point_location): New function.
4033 * input.h (expansion_point_location): Declare.
4035 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4037 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4038 occurence with frame_offset_ ones.
4040 2016-05-03 Alan Modra <amodra@gmail.com>
4042 PR rtl-optimization/70890
4043 * ira.c (combine_and_move_insns): When moving def_insn, remove
4046 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4048 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4049 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4050 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4051 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4053 2016-05-03 Alan Modra <amodra@gmail.com>
4055 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4056 for SAVE_MULTIPLE/STORE_MULTIPLE.
4058 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4060 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4061 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4063 2016-05-03 Richard Biener <rguenther@suse.de>
4065 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4067 (gimplify_arg): Likewise.
4068 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4069 re-writing the result to a decl if required.
4070 (internal_get_tmp_var): Add allow_ssa parameter
4071 and override into_ssa with it.
4072 (get_formal_tmp_var): Adjust.
4073 (get_initialized_tmp_var): Add allow_ssa parameter.
4074 (gimplify_arg): Add allow_ssa parameter and avoid generating
4075 SSA names for the result false.
4076 (gimplify_call_expr): If the call may return twice do not
4077 gimplify parameters into SSA.
4078 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4079 (gimplify_modify_expr): Adjust assert. For noreturn calls
4080 with a SSA name LHS adjust its def.
4081 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4082 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4083 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4084 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4085 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4086 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4087 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4088 (optimize_target_teams): Do not allow SSA names for clause operands.
4089 (gimplify_expr): Likewise for where we mark the result addressable.
4090 * passes.def (pass_init_datastructures): Remove.
4091 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4092 (rewrite_stmt): Likewise.
4093 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4094 (replace_locals_op): Replace SSA names.
4095 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4096 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4097 * cgraph.c (release_function_body): Free CFG annotations only
4098 when we have a CFG. Simplify.
4099 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4100 force_gimple_operand instead of get_initialized_tmp_var.
4101 * tree-pass.h (make_pass_init_datastructures): Remove.
4102 * tree-ssa.c (execute_init_datastructures): Remove.
4103 (pass_data_init_datastructures): Likewise.
4104 (class pass_init_datastructures): Likewise.
4105 (make_pass_init_datastructures): Likewise.
4106 * omp-low.c (create_omp_child_function): Init SSA data structures.
4107 (grid_expand_target_grid_body): Likewise.
4108 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4109 name before adding it to names_to_release.
4110 (remove_bb): Always release SSA defs.
4111 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4112 before dereferencing it.
4113 * cgraphunit.c (init_lowered_empty_function): Always
4114 int SSA data structures.
4115 * tree-ssanames.c (release_defs): Remove assert that we are in
4117 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4119 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4120 Uros Bizjak <ubizjak@gmail.com>
4122 PR rtl-optimization/70467
4123 * config/i386/predicates.md (x86_64_hilo_int_operand,
4124 x86_64_hilo_general_operand): New predicates.
4125 * config/i386/constraints.md (Wd): New constraint.
4126 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4127 (general_hilo_operand): New mode attr.
4128 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4129 instead of <general_operand>.
4130 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4131 x86_64_hilo_general_operand instead of <general_operand>.
4133 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4135 PR tree-optimization/70916
4136 * tree-if-conv.c (constant_or_ssa_name): Removed.
4137 (fold_build_cond_expr): Use is_gimple_val instead of
4138 constant_or_ssa_name.
4140 PR tree-optimization/70916
4141 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4142 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4145 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4146 (optimize_atomic_bit_test_and): New function.
4147 (pass_fold_builtins::execute): Use it.
4148 * optabs.def (atomic_bit_test_and_set_optab,
4149 atomic_bit_test_and_complement_optab,
4150 atomic_bit_test_and_reset_optab): New optabs.
4151 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4152 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4153 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4154 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4155 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4156 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4157 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4158 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4159 atomic_bit_test_and_complement@var{mode},
4160 atomic_bit_test_and_reset@var{mode}): Document.
4161 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4162 atomic_bit_test_and_complement<mode>,
4163 atomic_bit_test_and_reset<mode>): New expanders.
4164 (atomic_bit_test_and_set<mode>_1,
4165 atomic_bit_test_and_complement<mode>_1,
4166 atomic_bit_test_and_reset<mode>_1): New insns.
4168 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4170 PR rtl-optimization/70687
4171 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4172 instead of unsigned HOST_WIDE_INT.
4174 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4176 PR rtl-optimization/44281
4177 * hard-reg-set.h (struct target_hard_regs): New field
4178 x_fixed_nonglobal_reg_set.
4179 (fixed_nonglobal_reg_set): New macro.
4180 * reginfo.c (init_reg_sets_1): Initialize it.
4181 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4183 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4185 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4187 PR tree-optimization/56541
4188 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4189 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4190 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4191 (any_complicated_phi): new static variable.
4192 (aggressive_if_conv): delete.
4193 (if_convertible_phi_p): support phis with more than two arguments.
4194 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4195 critical pred edges.
4196 (ifcvt_split_critical_edges): support phis with more than two
4197 arguments by checking new parameter. only split critical edges
4199 (tree_if_conversion): handle simd pragma marked loop using new
4200 local variable aggressive_if_conv. check any_complicated_phi.
4202 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4204 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4207 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4209 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4212 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4214 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4215 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4216 define_insn_and_split.
4217 (mulsi3_i): New define_insn_and_split.
4218 (mulsi3_call): Convert to define_insn.
4219 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4222 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4224 * machmode.h (mode_complex): Add support to give the complex mode
4226 (GET_MODE_COMPLEX_MODE): Likewise.
4227 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4228 stored by build_complex_type and gfc_build_complex_type instead of
4229 trying to figure out the appropriate mode based on the size. Raise
4230 an assertion error, if the type was not set.
4231 * genmodes.c (struct mode_data): Add field for the complex type of
4233 (blank_mode): Likewise.
4234 (make_complex_modes): Remember the complex mode created in the
4236 (emit_mode_complex): Write out the mode_complex array to map a
4237 type mode to the complex version.
4238 (emit_insn_modes_c): Likewise.
4239 * tree.c (build_complex_type): Set the complex type to use before
4240 calling layout_type.
4241 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4242 support for __float128 complex datatypes.
4243 (rs6000_hard_regno_mode_ok): Likewise.
4244 (rs6000_setup_reg_addr_masks): Likewise.
4245 (rs6000_complex_function_value): Likewise.
4246 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4247 __float128 and __ibm128 complex.
4248 (FLOAT128_IBM_P): Likewise.
4249 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4250 * doc/extend.texi (Additional Floating Types): Document that
4251 -mfloat128 must be used to enable __float128. Document complex
4252 __float128 and __ibm128 support.
4254 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4257 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4258 char/short arguments promoted to int because of promote_prototypes.
4260 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4263 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4264 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4265 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4266 alternatives using "enabled" attribute. Use register_ssemem_operand
4267 as operand 1 predicate.
4268 (*cmpi<unord>xf_i387): Split XFmode pattern from
4269 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4270 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4271 *absneg<mode>2_i387. Disable unsupported alternatives using
4272 "enabled" attribute.
4273 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4275 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4277 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4279 (oacc_loop_process): Check mask for loop termination.
4281 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4283 * cif-code.def (CIF_THUNK): Add.
4284 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4287 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4289 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4290 (dump_inline_summary): Dump it.
4291 (fp_expression_p): New predicate.
4292 (estimate_function_body_sizes): Use it.
4293 (inline_merge_summary): Merge fp_expressions.
4294 (inline_read_section): Read fp_expressions.
4295 (inline_write_summary): Write fp_expressions.
4296 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4297 codegen boundary if either caller or callee is !fp_expressions.
4298 * ipa-inline.h (inline_summary): Add fp_expressions.
4299 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4300 to fp_expressions be sure the fp generation flags are updated.
4302 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4304 PR rtl-optimization/70467
4305 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4307 PR rtl-optimization/70467
4308 * ipa-pure-const.c (check_call): Handle internal calls even in
4309 ipa mode like in local mode.
4311 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4313 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4315 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4317 * match.pd (X u< X, X u> X): New transformations.
4319 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4321 * flag-types.h (enum warn_strict_overflow_code): Move ...
4322 * coretypes.h: ... here.
4323 * fold-const.h (fold_overflow_warning): Declare.
4324 * fold-const.c (fold_overflow_warning): Make non-static.
4325 (fold_comparison): Move the transformation of X +- C1 CMP C2
4326 into X CMP C2 -+ C1 ...
4327 * match.pd: ... here.
4328 * gimple-fold.c (fold_stmt_1): Protect with
4329 fold_defer_overflow_warnings.
4331 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4333 * omp-low.c (struct oacc_loop): Add 'inner' field.
4334 (new_oacc_loop_raw): Initialize it to zero.
4335 (oacc_loop_fixed_partitions): Initialize it.
4336 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4337 available partitioning.
4339 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4341 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4343 (umulsidi3): Likewise.
4344 (indirect_jump): Fix jump instruction assembly patterns.
4346 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4349 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4350 (nvptx_function_value): Assert non-NULL cfun.
4352 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4354 PR rtl-optimization/70886
4355 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4357 * cselib.h (rtx_equal_for_cselib_1): Declare.
4358 (rtx_equal_for_cselib_p: New inline function.
4359 * cselib.c (rtx_equal_for_cselib_p): Delete.
4360 (rtx_equal_for_cselib_1): Make public.
4362 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4365 (register_mixssei387nonimm_operand): Remove predicate.
4366 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4367 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4368 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4369 for TARGET_MIX_SSE_I387 alternatives.
4370 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4371 Disable unsupported alternatives using "enabled" attribute. Use
4372 nonimm_ssenomem_operand as operand 1 predicate. Also check
4373 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4375 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4377 * tree.c (cst_and_fits_in_hwi): Simplify.
4379 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4381 * tree.h (wi::to_wide): New function.
4382 * expr.c (expand_expr_real_1): Use wi::to_wide.
4383 * fold-const.c (int_const_binop_1): Likewise.
4384 (extract_muldiv_1): Likewise.
4386 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4388 * wide-int.h: Update offset_int and widest_int documentation.
4389 (WI_SIGNED_SHIFT_RESULT): New macro.
4390 (wi::binary_shift): Define signed_shift_result_type for
4391 shifts on offset_int- and widest_int-like types.
4392 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4393 * tree.h (int_bit_position): Use shift operators instead of wi::
4395 * alias.c (adjust_offset_for_component_ref): Likewise.
4396 * expr.c (get_inner_reference): Likewise.
4397 * fold-const.c (fold_comparison): Likewise.
4398 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4399 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4400 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4401 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4402 (stmt_kills_ref_p): Likewise.
4403 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4404 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4405 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4406 (ao_ref_init_from_vn_reference): Likewise.
4408 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4410 * wide-int.h: Update offset_int and widest_int documentation.
4411 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4412 (wi::binary_traits): Allow ordered comparisons between offset_int and
4413 offset_int, between widest_int and widest_int, and between either
4414 of these types and basic C types.
4415 (operator <, <=, >, >=): Define for the same combinations.
4416 * tree.h (tree_int_cst_lt): Use comparison operators instead
4417 of wi:: comparisons.
4418 (tree_int_cst_le): Likewise.
4419 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4420 (fold_nonarray_ctor_reference): Likewise.
4421 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4422 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4423 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4424 * tree-sra.c (completely_scalarize): Likewise.
4425 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4426 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4427 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4428 (check_for_binary_op_overflow): Likewise.
4429 (search_for_addr_array): Likewise.
4430 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4432 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4434 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4435 (arc_save_restore): Likewise.
4436 (arc_dwarf_register_span): Likewise.
4437 (arc_output_pic_addr_const): Initialize suffix variable.
4439 2016-05-02 Martin Liska <mliska@suse.cz>
4441 * symbol-summary.h (function_summary::function_summary):
4442 Remove checking assert for all cgraph nodes.
4443 (function_summary::get): Check summary_uid.
4444 (symtab_insertion): Check summary_uid.
4446 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4448 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4449 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4451 (arc_dwarf_register_span): Remove enum keyword.
4452 (compact_memory_operand_p): New function.
4453 * config/arc/arc.h (reg_class): Add code density register classes.
4454 (REG_CLASS_NAMES): Likewise.
4455 (REG_CLASS_CONTENTS): Likewise.
4456 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4457 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4458 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4459 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4460 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4462 (h, Rcd, Rsd, Rzd): New register constraints.
4463 (T): Use compact_memory_operand_p function.
4464 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4466 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4468 * config/sh/sh.md (*negnegt, *movtt): Remove.
4470 2016-05-02 Marek Polacek <polacek@redhat.com>
4471 Tom de Vries <tom@codesourcery.com>
4473 PR tree-optimization/70700
4474 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4475 bigger than FIRST_REF_NODE.
4477 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4480 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4482 (prepare_cbranch_operands): Don't use scratch register. Assume that
4483 function is used when pseudos can be created.
4484 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4485 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4486 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4487 define_expand. Allow it only when pseudos can be created.
4488 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4490 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/constraints.md (BC): Only allow -1 operands.
4493 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4494 Add "enabled" attribute. Update XI mode attribute calculation.
4495 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4496 (*movoi_internal_avx): Update XI mode attribute calculation.
4497 (*movti_internal): Ditto.
4499 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4501 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4502 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4504 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4506 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4507 statement on instruction code. Remove trailing spaces.
4508 (altivec_expand_stv_builtin): Likewise.
4510 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4512 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4513 (TARGET_FPU_DOUBLE): Simplify.
4514 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4515 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4516 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4517 with 'TARGET_FPU_DOUBLE'.
4518 * config/sh/sh.md: Likewise.
4520 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4522 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4523 SH_DIV_STR_FOR_SIZE): Remove.
4524 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4525 SH_DIV_STR_FOR_SIZE): Remove.
4527 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4529 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4530 logical_reg_operand): Delete.
4531 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4532 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4533 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4534 match_operand and match_test.
4535 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4536 variables on their first use. Return bool values.
4537 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4538 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4539 arith_reg_operand for input operand. Remove empty constraints.
4541 (*xorsi3_compact): Rename to xorsi3.
4542 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4543 (*zero_extend<mode>si2_disp_mem): Update comment.
4546 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4548 * config/sh/t-sh: Remove SH5 support.
4549 * config.gcc: Likewise.
4550 * configure: Likewise.
4552 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4554 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4556 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4558 * config/sh/sh.c (register_sh_passes, sh_option_override,
4559 sh_print_operand, prepare_move_operands,
4560 sh_can_follow_jump): Remove TARGET_SH1 checks.
4561 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4562 PROMOTE_MODE): Likewise.
4563 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4566 2016-04-30 Alan Modra <amodra@gmail.com>
4568 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4569 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4570 Check for user regs later to avoid unnecessary looping over regs.
4571 Merge user reg check with non-saved reg check. Don't force
4572 inline VR restore when static chain used.
4573 (rs6000_frame_related): Omit eh_frame info for user regs when
4575 (fixed_regs_p): Delete.
4577 2016-04-30 Alan Modra <amodra@gmail.com>
4579 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4580 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4583 2016-04-30 Alan Modra <amodra@gmail.com>
4586 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4587 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4590 2016-04-30 Alan Modra <amodra@gmail.com>
4592 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4593 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4594 flag_pic test for Darwin.
4596 2016-04-30 Alan Modra <amodra@gmail.com>
4598 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4599 throw_calls_crossed.
4600 (REG_FREQ_CALLS_CROSSED): Delete.
4601 (REG_N_THROWING_CALLS_CROSSED): Delete.
4602 * regstat.c (regstat_bb_compute_ri): Don't calculate
4603 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4604 (dump_reg_info): Don't print call cross frequency.
4605 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4606 and REG_N_THROWING_CALLS_CROSSED.
4608 2016-04-30 Alan Modra <amodra@gmail.com>
4610 * regs.h (struct reg_info_t): Delete live_length.
4611 (REG_LIVE_LENGTH): Delete macro.
4612 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4613 local_live, local_processed and local_live_last_luid params.
4614 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4616 (regstat_compute_ri): Adjust for above. Don't set
4618 (dump_reg_info): Don't print live length.
4619 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4620 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4621 Localize loop_depth var.
4623 2016-04-30 Alan Modra <amodra@gmail.com>
4625 * ira.c (enum valid_equiv): New.
4626 (validate_equiv_mem): Return enum.
4627 (update_equiv_mem): Create replacement in more cases.
4628 (add_store_equivs): Update validate_equiv_mem call.
4630 2016-04-30 Alan Modra <amodra@gmail.com>
4632 * ira.c (combine_and_move_insns): Rather than scanning insns,
4633 use DF infrastucture to find use and def insns.
4635 2016-04-30 Alan Modra <amodra@gmail.com>
4637 ira.c (combine_and_move_insns): Move invariant conditions..
4638 (ira.c): ..to here. Call combine_and_move_insns before
4639 add_store_equivs. Call grow_reg_equivs later. Allocate
4640 req_equiv later using max_reg_num() rather than global max_regno.
4641 (contains_replace_regs): Delete.
4642 (add_store_equivs): Remove contains_replace_regs test.
4644 2016-04-30 Alan Modra <amodra@gmail.com>
4646 * ira.c (struct equiv_mem_data): New.
4647 (equiv_mem, equiv_mem_modified): Delete static vars.
4648 (validate_equiv_mem_from_store): Use "data" param to communicate..
4649 (validate_equiv_mem): ..from here.
4651 2016-04-30 Alan Modra <amodra@gmail.com>
4653 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4655 (update_reg_equivs): ..here. Move allocation and freeing of
4656 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4657 end_alias_analysis to..
4660 2016-04-30 Alan Modra <amodra@gmail.com>
4662 * ira.c (pdx_subregs): Delete.
4663 (struct equivalence): Add pdx_subregs field.
4664 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4666 (update_equiv_regs): Don't create or free pdx_subregs. Update
4669 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4671 * config/rs6000/altivec.h: Change definitions of vec_xl and
4673 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4674 (LD_ELEMREV_V2DI): New.
4675 (LD_ELEMREV_V4SF): New.
4676 (LD_ELEMREV_V4SI): New.
4677 (LD_ELEMREV_V8HI): New.
4678 (LD_ELEMREV_V16QI): New.
4679 (ST_ELEMREV_V2DF): New.
4680 (ST_ELEMREV_V2DI): New.
4681 (ST_ELEMREV_V4SF): New.
4682 (ST_ELEMREV_V4SI): New.
4683 (ST_ELEMREV_V8HI): New.
4684 (ST_ELEMREV_V16QI): New.
4687 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4688 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4689 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4690 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4691 (altivec_expand_builtin): Add handling for
4692 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4693 (rs6000_invalid_builtin): Add error-checking for
4694 RS6000_BTM_P9_VECTOR.
4695 (altivec_init_builtins): Define builtins used to implement vec_xl
4697 (rs6000_builtin_mask_names): Define power9-vector.
4698 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4699 (RS6000_BTM_P9_VECTOR): Define.
4700 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4701 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4702 (vsx_ld_elemrev_v2df): Likewise.
4703 (vsx_ld_elemrev_v4sf): Likewise.
4704 (vsx_ld_elemrev_v4si): Likewise.
4705 (vsx_ld_elemrev_v8hi): Likewise.
4706 (vsx_ld_elemrev_v16qi): Likewise.
4707 (vsx_st_elemrev_v2df): Likewise.
4708 (vsx_st_elemrev_v2di): Likewise.
4709 (vsx_st_elemrev_v4sf): Likewise.
4710 (vsx_st_elemrev_v4si): Likewise.
4711 (vsx_st_elemrev_v8hi): Likewise.
4712 (vsx_st_elemrev_v16qi): Likewise.
4713 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4716 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4718 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4720 (simplify_control_stmt_condition_1): ... here. Recurse into
4721 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4723 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4726 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4727 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4728 define_insn_and_split to define_insn.
4729 (zero_extendqi<mode>2_dot2): Same.
4730 (extendqi<mode>2_dot): Same.
4731 (extendqi<mode>2_dot2): Same.
4733 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4735 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4736 (probe_stack): New expander.
4737 (probe_stack_<mode>): New insn pattern.
4739 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386.md
4742 (operations with memory inputs setting flags peephole2):
4743 Remove uneeded REG_P checks. Cleanup pattern generation.
4745 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4747 * tree-vect-loop.c (vect_transform_loop): Fix
4748 nb_iterations_upper_bound computation for vectorized loop.
4750 2016-04-29 Marek Polacek <polacek@redhat.com>
4751 Jakub Jelinek <jakub@redhat.com>
4754 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4755 TARGET_EXPR_SLOT as a base.
4757 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4759 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4760 with 'rCm2' constraints to limit possible immediate size.
4761 (*load_zeroextendqisi_update): Likewise.
4762 (*load_signextendqisi_update): Likewise.
4763 (*loadhi_update): Likewise.
4764 (*load_zeroextendhisi_update): Likewise.
4765 (*load_signextendhisi_update): Likewise.
4766 (*loadsi_update): Likewise.
4767 (*loadsf_update): Likewise.
4769 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/predicates.md (constm1_operand): Fix comparison.
4773 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4775 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4777 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4779 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4780 remaining SH5 related settings.
4781 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4782 shmedia_prepare_call_address): Delete.
4783 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4784 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4785 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4786 UNSUPPORTED_SH2A): Remove m5 checks.
4787 (sh_divide_strategy_e): Remove SH5 division strategies.
4788 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4789 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4791 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4793 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4795 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4797 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4798 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4800 * config/s390/vector.md ("mov<mode>"): Likewise.
4802 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4804 * config/s390/constraints.md ("U", "W"): Invoke
4805 s390_mem_constraint with "ZR" and "ZT".
4806 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4807 addresses when using LRA. Accept also short displacements for S
4808 and T constraints. Do not check for long displacement target for
4809 S and T constraints.
4810 (s390_mem_constraint): Remove handling of U and W constraints.
4811 * config/s390/s390.md (various patterns): Remove the short
4812 displacement constraints (Q and R) if a long displacement
4813 constraint is present. Add longdisp as required CPU capability.
4814 * config/s390/vector.md: Likewise.
4815 * config/s390/vx-builtins.md: Likewise.
4817 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4820 * reload1.c (reload): Call finish_spills before
4821 restarting reload loop. Skip select_reload_regs
4822 if update_eliminables_and_spill returns true.
4824 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4826 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4827 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4828 (umulhisi3_imm): Update predicates and constraint letters.
4829 (umulhisi3_reg): Declare instruction as commutative.
4830 * config/arc/constraints.md (J12, J16): New constraints.
4831 * config/arc/predicates.md (short_unsigned_const_operand): New
4833 (arc_short_operand): Likewise.
4834 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4836 2016-04-29 Richard Biener <rguenther@suse.de>
4838 PR tree-optimization/13962
4839 PR tree-optimization/65686
4840 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4841 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4842 using PTA to compare pointers.
4843 * match.pd: Add pattern for pointer equality compare simplification
4844 using ptrs_compare_unequal.
4846 2016-04-29 Richard Biener <rguenther@suse.de>
4848 * stor-layout.c (layout_type): Do not build a pointer-to-element
4851 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4854 Use SWI mode iterator. Use general_reg_operand predicate.
4855 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4856 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4859 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4862 * fold-const.c (operand_equal_p): Don't verify hash value equality
4864 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4867 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4870 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4871 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4872 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4873 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4874 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4876 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4878 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4879 to info. Don't initialize separate fields to 0. Clean up
4882 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.md (peephole2s for operations with memory inputs):
4885 Use SWI mode iterator.
4886 (peephole2s for operations with memory outputs): Ditto.
4887 Do not check for stack checking probe.
4889 (probe_stack): Remove expander.
4891 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4892 Andrew Burgess <andrew.burgess@embecosm.com>
4894 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4895 operands as 32-bits.
4897 2016-04-28 Jason Merrill <jason@redhat.com>
4899 * gdbinit.in: Skip line-map.h.
4901 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4902 Andrew Burgess <andrew.burgess@embecosm.com>
4904 * config/arc/arc.c (arc_conditional_register_usage): Take
4905 TARGET_RRQ_CLASS into account.
4906 (arc_print_operand): Support printing 'p' and 's' operands.
4907 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4909 (TARGET_RRQ_CLASS): Define.
4910 (IS_POWEROF2_OR_0_P): Define.
4911 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4913 (*tst_movb): New define_insn.
4914 (*tst): Avoid recognition if it could prevent '*tst_movb'
4915 combination; replace c/CnL with c/Chs alternative.
4916 (*tst_bitfield_tst): New define_insn.
4917 (*tst_bitfield_asr): New define_insn.
4918 (*tst_bitfield): New define_insn.
4919 (andsi3_i): Add Rrq variant.
4920 (extzv): New define_expand.
4921 (insv): New define_expand.
4922 (*insv_i): New define_insn.
4923 (*movb): New define_insn.
4924 (*movb_signed): New define_insn.
4925 (*movb_high): New define_insn.
4926 (*movb_high_signed): New define_insn.
4927 (*movb_high_signed + 1): New define_split pattern.
4928 (*mrgb): New define_insn.
4929 (*mrgb + 1): New define_peephole2 pattern.
4930 (*mrgb + 2): New define_peephole2 pattern.
4931 * config/arc/arc.opt (mbitops): New option for nps400, uses
4932 TARGET_NPS_BITOPS_DEFAULT.
4933 * config/arc/constraints.md (q): Make register class conditional.
4934 (Rrq): New register constraint.
4935 (Chs): New constraint.
4936 (Clo): New constraint.
4937 (Chi): New constraint.
4938 (Cbf): New constraint.
4939 (Cbn): New constraint.
4940 (C18): New constraint.
4941 (Cbi): New constraint.
4943 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4945 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4947 (bitmap_intersection_of_preds): Ditto.
4948 (bitmap_union_of_succs): Ditto.
4949 (bitmap_union_of_preds): Ditto.
4950 * sbitmap.c (do_popcount): Delete.
4951 (BITMAP_DEBUGGING): Delete.
4952 (sbitmap_verify_popcount): Delete.
4953 (sbitmap_alloc): Don't initialize the popcount field.
4954 (sbitmap_alloc_with_popcount): Delete.
4955 (sbitmap_resize): Don't resize the popcount array.
4956 (sbitmap_vector_alloc): Don't initialize the popcount field.
4957 (bitmap_copy): Don't copy the popcount array.
4958 (bitmap_clear): Don't clear the popcount array.
4959 (bitmap_clear): Delete the popcount array handling.
4960 (bitmap_ior_and_compl): Delete the popcount assert.
4961 (bitmap_not): Ditto.
4962 (bitmap_and_compl): Ditto.
4963 (bitmap_and): Delete the popcount array handling.
4964 (bitmap_xor): Ditto.
4965 (bitmap_ior): Ditto.
4966 (bitmap_or_and): Delete the popcount assert.
4967 (bitmap_and_or): Ditto.
4968 (popcount_table): Delete.
4969 (sbitmap_elt_popcount): Delete.
4970 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4971 (bitmap_set_bit): Delete the popcount assert.
4972 (bitmap_clear_bit): Ditto.
4973 (sbitmap_free): Don't free the popcount array.
4974 (sbitmap_alloc_with_popcount): Delete declaration.
4975 (sbitmap_popcount): Ditto.
4977 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4978 Andrew Burgess <andrew.burgess@embecosm.com>
4980 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4981 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4982 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4983 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4984 * config/arc/arc.opt (mcmem): New option.
4985 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4986 supply length for r/m alternative.
4987 (*extendqisi2_ac): Likewise.
4988 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4990 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4991 (movhi_insn): Likewise.
4992 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4993 (*zero_extendqihi2_i): Add r/Ucm alternative.
4994 (*zero_extendqisi2_ac): Likewise.
4995 (*zero_extendhisi2_i): Likewise.
4996 * config/arc/constraints.md (Uex): New memory constraint.
4997 (Ucm): New define_constraint.
4998 * config/arc/predicates.md (long_immediate_loadstore_operand):
4999 Return 0 for MEM with cmem_address address.
5000 (cmem_address_0): New predicates.
5001 (cmem_address_1): Likewise.
5002 (cmem_address_2): Likewise.
5003 (cmem_address): Likewise.
5005 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5007 * config/rs6000/rs6000.c (machine_function): Rename
5008 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5009 (rs6000_stack_info): Adjust.
5011 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5012 Andrew Burgess <andrew.burgess@embecosm.com>
5014 * config/arc/constraints.md (Usd): Convert to define_constraint.
5018 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5021 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5022 Add new peephole2 where the first insn is *mov<mode>_or instead of
5023 *mov<mode>_internal.
5025 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5027 * tracer.c (bb_seen): Make static.
5029 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5031 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5032 support, setup defaults.
5033 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5034 * config/arc/arc.c (arc_init): Add NPS400 support.
5035 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5036 (TARGET_ARC700): NPS400 is also an ARC700.
5037 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5039 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5042 * config/nds32/nds32.md (casesi): Don't access the operands array
5045 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5047 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5048 (or $-1,reg peephole2): Ditto.
5049 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5051 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5053 * doc/extend.texi (Common Function Attributes) [optimize]:
5054 Discourage use of the optimize attribute.
5056 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5058 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5059 special case builtin.
5060 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5061 ALTIVEC_BUILTIN_VEC_ADDE.
5062 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5063 support for ALTIVEC_BUILTIN_VEC_ADDE.
5064 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5065 for __builtin_vec_adde.
5067 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5069 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5070 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5072 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5075 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5076 attributes): Document cilkplus_runtime.
5078 2016-04-28 Martin Jambor <mjambor@suse.cz>
5080 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5081 this function. Call verify_expr on MEM_REFs and bases of other
5084 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5086 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5087 for WORD_REGISTER_OPERATIONS to runtime check.
5089 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5091 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5093 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5095 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5096 big-endian compilation.
5097 * config/arc/arc.md (addf3): Likewise.
5101 2016-04-28 Richard Biener <rguenther@suse.de>
5103 PR tree-optimization/70840
5104 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5105 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5106 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5107 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5109 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5111 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5112 and explain why in a comment.
5114 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5116 * config/arc/arc.md (cpu_facility): Add fpx variant.
5117 (subdf3): Prohibit use reverse sub when assist operations option
5119 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5120 instructions only when FPX is enabled.
5121 * testsuite/gcc.target/arc/trsub.c: New test.
5123 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5126 mult_operator when calculating "type" attribute.
5127 (*fop_<mode>_1_i387): Ditto.
5128 (*fop_xf_1_i387): Ditto.
5129 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5130 Use std::swap to swap operands. Use RTL expressions to generate
5133 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5134 Joern Rennecke <joern.rennecke@embecosm.com>
5136 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5138 (emit_pic_move): Remove.
5139 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5140 * config/arc/arc.c (emit_pic_move): Removed.
5141 (TARGET_HAVE_TLS): Define.
5142 (arc_conditional_register_usage): Test for arc_tp_regno.
5143 (arc_print_operand, arc_print_operand_address): Handle TLS
5145 (arc_needs_pcl_p): New function.
5146 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5147 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5148 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5149 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5150 (arc_legitimize_tls_address): Likewise.
5151 (DTPOFF_ZERO_SYM): Define.
5152 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5153 (arc_output_pic_addr_const): Print TLS unspecs.
5154 (prepare_pic_move): New function, replaces emit_pic_move.
5155 (arc_legitimate_constant_p): Handle TLS unspecs.
5156 (arc_legitimate_address_p): Likewise.
5157 (arc_rewrite_small_data_p): Use assert for TLS constants.
5158 (prepare_move_operands): Use prepare_pic_move.
5159 (arc_legitimize_address): Legitimize tls addresses.
5160 (arc_epilogue_uses): Check for arc_tp_regno.
5161 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5162 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5164 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5166 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5167 %(arc_tls_extra_start_spec).
5168 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5169 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5171 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5172 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5173 (UNSPEC_TLS_OFF): Add.
5175 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5176 (get_thread_pointersi): New patterns.
5177 * config/arc/arc.opt (mtp-regno): New option.
5178 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5179 (move_dest_operand): Likewise.
5180 * configure: Regenerate.
5181 * configure.ac: Add arc*-*-* case to test for tls.
5182 * doc/invoke.texi (ARC options): Document mtp-regno.
5184 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5186 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5187 the new ARC HS SIMD instructions.
5188 (arc_preferred_simd_mode): New function.
5189 (arc_autovectorize_vector_sizes): Likewise.
5190 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5191 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5192 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5193 (arc_init_builtins): Add new SIMD builtin types.
5194 (arc_split_move): Handle 64 bit vector moves.
5195 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5196 (TARGET_PLUS_QMACW): Define.
5197 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5198 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5199 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5200 (VSUBADD4H): New builtins.
5201 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5202 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5204 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5205 Matthias Klose <doko@debian.org>
5207 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5209 2016-04-28 Richard Biener <rguenther@suse.de>
5212 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5215 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5217 * common/config/sh/sh-common.c: Remove SH5 support.
5218 * config/sh/constraints.md: Likewise.
5219 * config/sh/config/sh/elf.h: Likewise.
5220 * config/sh/linux.h: Likewise.
5221 * config/sh/netbsd-elf.h: Likewise.
5222 * config/sh/predicates.md: Likewise.
5223 * config/sh/sh-c.c: Likewise.
5224 * config/sh/sh-protos.h: Likewise.
5225 * config/sh/sh.c: Likewise.
5226 * config/sh/sh.h: Likewise.
5227 * config/sh/sh.md: Likewise.
5228 * config/sh/sh.opt: Likewise.
5229 * config/sh/sync.md: Likewise.
5230 * config/sh/sh64.h: Delete.
5231 * config/sh/shmedia.h: Likewise.
5232 * config/sh/shmedia.md: Likewise.
5233 * config/sh/sshmedia.h: Likewise.
5234 * config/sh/t-netbsd-sh5-64: Likewise.
5235 * config/sh/t-sh64: Likewise.
5236 * config/sh/ushmedia.h: Likewise.
5238 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5240 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5241 general_reg_operand instead of register_operand predicate.
5243 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5245 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5247 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5249 * match.pd (A - B > A, A + B < A): New transformations.
5251 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5253 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5254 which defaults to true. Emit an outer pair of parentheses only if
5255 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5256 don't emit parentheses for the right-hand operand.
5258 2016-04-27 Jeff Law <law@redhat.com>
5260 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5262 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5264 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5265 (altivec_lvx_<mode>_internal): Document.
5266 (altivec_lvx_<mode>_2op): New define_insn.
5267 (altivec_lvx_<mode>_1op): Likewise.
5268 (altivec_lvx_<mode>_2op_si): Likewise.
5269 (altivec_lvx_<mode>_1op_si): Likewise.
5270 (altivec_stvx_<mode>): Remove.
5271 (altivec_stvx_<mode>_internal): Document.
5272 (altivec_stvx_<mode>_2op): New define_insn.
5273 (altivec_stvx_<mode>_1op): Likewise.
5274 (altivec_stvx_<mode>_2op_si): Likewise.
5275 (altivec_stvx_<mode>_1op_si): Likewise.
5276 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5277 Expand vec_ld and vec_st during parsing.
5278 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5280 (altivec_expand_stvx_be): Likewise.
5281 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5282 address-masking behavior in RTL.
5283 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5284 address-masking behavior in RTL.
5285 (altivec_expand_builtin): Change builtin code arguments for calls
5286 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5287 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5288 presence of lvx/stvx patterns.
5289 (alignment_with_canonical_addr): New function.
5290 (alignment_mask): Likewise.
5291 (find_alignment_op): Likewise.
5292 (recombine_lvx_pattern): Likewise.
5293 (recombine_stvx_pattern): Likewise.
5294 (recombine_lvx_stvx_patterns): Likewise.
5295 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5296 stvx patterns from expand.
5297 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5299 (vector_altivec_store_<mode>): Likewise.
5301 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5303 * config/aarch64/aarch64.md
5304 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5305 remove the "fp" attributes.
5306 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5307 add the "simd" attributes.
5308 (*movdf_aarch64): Likewise.
5309 (*movtf_aarch64): Remove the "fp" attributes.
5310 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5311 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5313 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5315 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5316 rtx to rtx_code_label *.
5317 * rtl.h (maybe_set_first_label_num): Likewise.
5319 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5321 * df-core.c (df_add_problem): Make the problem param be const.
5322 (df_remove_problem): Make local "problem" be const.
5323 * df-problems.c (problem_RD): Make const.
5324 (problem_LR): Likewise.
5325 (problem_LIVE): Likewise.
5326 (problem_MIR): Likewise.
5327 (problem_CHAIN): Likewise.
5328 (problem_WORD_LR): Likewise.
5329 (problem_NOTE): Likewise.
5330 (problem_MD): Likewise.
5331 * df-scan.c (problem_SCAN): Likewise.
5332 * df.h (struct df_problem): Make field "dependent_problem" be
5334 (struct dataflow): Likewise for field "problem".
5335 (df_add_problem): Make param const.
5337 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5339 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5340 inter-unit moves to/from vector registers are enabled. Do not disable
5343 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5345 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5346 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5348 (enum df_problem_id): ...this new enum.
5349 (struct df_problem): Convert field "id" from "int" to
5352 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5354 * rtl.def: Update comment for "things in the instruction chain" to
5355 reflect the removal of the leading "i" field for INSN_UID in
5356 r210360. Fix bogus apostrophe.
5358 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5360 * config/i386/i386.md
5361 (lea arith with mem operand + setcc peephole2): Set operator mode.
5363 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5366 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5367 (dimode_scalar_to_vector_candidate_p): This.
5368 (timode_scalar_to_vector_candidate_p): New function.
5369 (scalar_to_vector_candidate_p): Likewise.
5370 (timode_check_non_convertible_regs): Likewise.
5371 (timode_remove_non_convertible_regs): Likewise.
5372 (remove_non_convertible_regs): Likewise.
5373 (remove_non_convertible_regs): Renamed to ...
5374 (dimode_remove_non_convertible_regs): This.
5375 (scalar_chain::~scalar_chain): Make it virtual.
5376 (scalar_chain::compute_convert_gain): Make it pure virtual.
5377 (scalar_chain::mark_dual_mode_def): Likewise.
5378 (scalar_chain::convert_insn): Likewise.
5379 (scalar_chain::convert_registers): Likewise.
5380 (scalar_chain::add_to_queue): Make it protected.
5381 (scalar_chain::emit_conversion_insns): Likewise.
5382 (scalar_chain::replace_with_subreg): Likewise.
5383 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5384 (scalar_chain::convert_op): Likewise.
5385 (scalar_chain::convert_reg): Likewise.
5386 (scalar_chain::make_vector_copies): Likewise.
5387 (scalar_chain::convert_registers): New pure virtual function.
5388 (class dimode_scalar_chain): New class.
5389 (class timode_scalar_chain): Likewise.
5390 (scalar_chain::mark_dual_mode_def): Renamed to ...
5391 (dimode_scalar_chain::mark_dual_mode_def): This.
5392 (timode_scalar_chain::mark_dual_mode_def): New function.
5393 (timode_scalar_chain::convert_insn): Likewise.
5394 (dimode_scalar_chain::convert_registers): Likewise.
5395 (scalar_chain::compute_convert_gain): Renamed to ...
5396 (dimode_scalar_chain::compute_convert_gain): This.
5397 (scalar_chain::replace_with_subreg): Renamed to ...
5398 (dimode_scalar_chain::replace_with_subreg): This.
5399 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5400 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5401 (scalar_chain::make_vector_copies): Renamed to ...
5402 (dimode_scalar_chain::make_vector_copies): This.
5403 (scalar_chain::convert_reg): Renamed to ...
5404 (dimode_scalar_chain::convert_reg ): This.
5405 (scalar_chain::convert_op): Renamed to ...
5406 (dimode_scalar_chain::convert_op): This.
5407 (scalar_chain::convert_insn): Renamed to ...
5408 (dimode_scalar_chain::convert_insn): This.
5409 (scalar_chain::convert): Call convert_registers.
5410 (convert_scalars_to_vector): Change to scalar_chain pointer to
5411 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5412 in 32-bit mode. Delete scalar_chain pointer. Call
5413 free_dominance_info in 64-bit mode.
5414 (pass_stv::gate): Remove TARGET_64BIT check.
5415 (ix86_option_override): Put the 64-bit STV pass before the CSE
5418 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5420 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5421 dw_loc_frame_offset field.
5422 * dwarf2out.c (new_loc_descr): Likewise.
5423 (resolve_args_picking_1): Turn the VISITED hash set into a
5424 FRAME_OFFSET hash map. Use it to associate a frame offset to
5425 visited nodes. Remove uses of the CHECKING_P macro.
5426 (resolve_args_picking): Update call to resolve_args_picking_1.
5428 2016-04-27 Martin Liska <mliska@suse.cz>
5430 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5431 (free_loop_data): Release vuses of groups.
5433 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5435 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5436 instead of redundant use_id and boolean have_use_for.
5437 (struct iv_use): Change sub_id into group_id. Remove field next.
5438 Move fields: related_cands, n_map_members, cost_map and selected
5440 (struct iv_group): ... here. New structure.
5441 (struct iv_common_cand): Use structure declaration directly.
5442 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5443 (MAX_CONSIDERED_USES): Rename macro to ...
5444 (MAX_CONSIDERED_GROUPS): ... here.
5445 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5446 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5447 (dump_uses): Rename to ...
5448 (dump_groups): ... here. Update all uses.
5449 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5450 (find_induction_variables): Refactor format of dump information.
5451 (record_sub_use): Delete.
5452 (record_use): Update all uses.
5453 (record_group): New function.
5454 (record_group_use, find_interesting_uses_op): Call above functions.
5456 (find_interesting_uses_cond): Ditto.
5457 (group_compare_offset): New function.
5458 (split_all_small_groups): Rename to ...
5459 (split_small_address_groups_p): ... here. Update all uses.
5460 (split_address_groups): Update all uses.
5461 (find_interesting_uses): Refactor format of dump information.
5462 (add_candidate_1): Update all uses. Remove redundant check on iv,
5464 (add_candidate, record_common_cand): Remove redundant assert.
5465 (add_iv_candidate_for_biv): Update use.
5466 (add_iv_candidate_derived_from_uses): Update all uses.
5467 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5468 (alloc_use_cost_map): Ditto.
5469 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5470 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5471 (determine_use_iv_cost_generic): Ditto.
5472 (determine_group_iv_cost_generic): Ditto.
5473 (determine_use_iv_cost_address): Ditto.
5474 (determine_group_iv_cost_address): Ditto.
5475 (determine_use_iv_cost_condition): Ditto.
5476 (determine_group_iv_cost_cond): Ditto.
5477 (determine_use_iv_cost): Ditto.
5478 (determine_group_iv_cost): Ditto.
5479 (set_autoinc_for_original_candidates): Update all uses.
5480 (find_iv_candidates): Update all uses. Refactor dump information.
5481 (determine_use_iv_costs): Ditto.
5482 (determine_iv_costs): Ditto.
5483 (iv_ca_cand_for_use): Rename to ...
5484 (iv_ca_cand_for_group): ... here. Update all uses.
5485 (iv_ca_add_use, iv_ca_add_group): Ditto.
5486 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5487 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5488 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5489 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5490 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5491 (create_new_iv, adjust_iv_update_pos): Ditto.
5492 (rewrite_use_address): Delete.
5493 (rewrite_use_address_1): Rename to ...
5494 (rewrite_use_address): ... here.
5495 (rewrite_use_compare): Update all uses.
5496 (rewrite_use): Delete.
5497 (rewrite_uses): Rename to ...
5498 (rewrite_groups): ... here. Update all uses.
5499 (remove_unused_ivs, free_loop_data): Update all uses.
5500 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5502 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5504 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5505 for WORD_REGISTER_OPERATIONS to runtime check.
5507 2016-04-27 Richard Biener <rguenther@suse.de>
5510 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5511 aggregate_value_p to determine if a function result is
5512 returned by reference.
5513 (ipa_pta_execute): Functions having their address taken are
5514 not automatically nonlocal.
5516 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5519 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5520 * fold-const.c (operand_equal_p): If flag_checking and
5521 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5522 and if it returns non-zero, assert iterative_hash_expr on both
5525 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5527 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5529 2016-04-27 Nick Clifton <nickc@redhat.com>
5532 * varasm.c (merge_weak): Generate an error if an attempt is made
5533 to convert a non-weak static function into a weak, public function.
5535 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5537 * params.def (MAX_PARTITION_SIZE): New param.
5538 * doc/invoke.texi: Document lto-max-partition.
5540 2016-04-27 Richard Biener <rguenther@suse.de>
5543 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5544 function cummulating used_from_other_partition, externally_visible
5545 and force_output from aliases.
5546 (refered_from_nonlocal_var): Likewise.
5547 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5548 node flags properly.
5550 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5552 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5553 (-Wmemset-elt-size): New item.
5555 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5558 * stor-layout.h (internal_reference_types): Delete.
5559 * stor-layout.c (reference_types_internal): Likewise.
5560 (internal_reference_types): Likewise.
5561 (layout_type) <REFERENCE_TYPE>: Adjust.
5563 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5566 * tree.h (inchash::add_expr): Add FLAGS argument.
5567 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5568 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5569 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5570 Formatting fix. Adjust recursive calls. For tcc_comparison,
5571 if swap_tree_comparison (code) is smaller than code, hash that
5572 and arguments in the other order. Hash CONVERT_EXPR the same
5573 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5574 of ADDR_EXPR of decl as the decl itself. Add or remove
5575 OEP_ADDRESS_OF from recursive flags as needed. For
5576 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5577 operands commutatively and only the third one normally.
5578 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5580 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5582 * config/rtems.h (LIB_SPEC): Add -latomic.
5584 2016-04-27 Joel Sherrill <joel@rtems.org>
5586 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5587 xilink.ld and flags not relevant to RTEMS.
5589 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5591 * toplev.c (backend_init_target): Avoid calling init_reload when using
5594 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5596 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5597 for loops rather than one for the whole function.
5599 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5601 * match.pd (X + CST CMP X): New transformation.
5603 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5605 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5606 * fold-const.c (fold_binary_loc): Remove 2 transformations
5607 superseded by match.pd.
5608 * match.pd (x+x -> x*2): Generalize to integers.
5610 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5612 * config/i386/i386.md (operation on memory peephole): Duplicate an
5613 existing peephole and adapt it to match lea rather than an operation
5616 PR rtl-optimization/57193
5617 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5619 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5621 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5623 * tree-if-conv.c (any_pred_load_store): New static variable.
5624 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5625 any_pred_load_store instead of and_mask_load_store.
5626 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5627 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5628 (combine_blocks, tree_if_conversion): Ditto.
5630 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5632 PR tree-optimization/70771
5633 PR tree-optimization/70775
5634 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5635 virtual PHI nodes. Delete parameter.
5636 (if_convertible_loop_p_1): Delete argument to above function.
5637 (predicate_all_scalar_phis): Delete code handling single-argument
5639 (tree_if_conversion): Mark and update virtual SSA.
5641 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5644 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5645 (x86_elf_aligned_common): Rename to ...
5646 (x86_elf_aligned_decl_common): ... this.
5647 Add decl arg. Switch to .lbss for largecomm object. Use
5648 LARGECOMM_SECTION_ASM_OP.
5649 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5651 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5652 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5654 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5655 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5657 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config/i386/i386.c (SECTION_LARGE): Define.
5661 (x86_64_elf_select_section): Set it for large data/bss sections.
5662 Only clear SECTION_WRITE for .lrodata.
5663 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5665 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5666 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5667 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5669 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5670 * doc/tm.texi: Regenerate.
5672 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5675 * configure.ac (--enable-checking): Document extra flag, for
5676 non-release builds default to --enable-checking=yes,extra.
5677 If misc checking and extra checking, define CHECKING_P to 2 instead
5679 * common.opt (fchecking=): Add.
5680 * doc/invoke.texi (-fchecking=): Document.
5681 * doc/install.texi: Document --enable-checking changes.
5682 * configure: Regenerated.
5683 * config.in: Regenerated.
5685 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5687 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5688 attribute instead of which_alternative.
5689 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5690 Use EXT_REX_SSE_REG_P where appropriate.
5692 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/predicates.md (const0_operand): Do not match
5695 const_wide_int code.
5696 (const1_operand): Ditto.
5698 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5701 for SSE constm1 operands and TARGET_AVX512VL.
5702 (*movti_internal): Ditto.
5703 (*mov<mode>_or): Use constm1_operand predicate.
5704 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5705 for SSE vector_all_ones operands and TARGET_AVX512VL.
5706 * config/i386/predicates.md (constm1_operand): New predicate.
5707 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5708 emission of constant -1 load.
5710 2016-04-25 Jason Merrill <jason@redhat.com>
5712 * gdbinit.in: Skip is-a.h.
5714 * attribs.c (register_scoped_attributes): Fix logic.
5715 * attribs.h: Declare register_scoped_attributes.
5717 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5719 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5720 stxvd2x and stxvw4x built-in functions.
5722 2016-04-25 DJ Delorie <dj@redhat.com>
5724 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5725 (ashrhi3): Likewise.
5726 (lshrhi3): Likewise.
5728 2016-04-25 Richard Biener <rguenther@suse.de>
5730 PR tree-optimization/70780
5731 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5733 (compute_antic): Mark blocks with abnormal preds as visited as
5734 they have a final empty antic-in solution already.
5736 2016-04-25 Michael Collison <michael.collison@linaro.org>
5738 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5740 2016-04-25 Michael Collison <michael.collison@linaro.org>
5742 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5743 mode is VQI to improve mixed mode vectorization.
5744 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5745 define_insn to match low half of signed vaddw.
5746 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5747 define_insn to match high half of signed vaddw.
5748 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5749 define_insn to match low half of unsigned vaddw.
5750 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5751 define_insn to match high half of unsigned vaddw.
5752 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5753 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5754 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5756 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5757 * config/arm/predicates.md (vect_par_constant_high): Support
5758 big endian and simplify by calling
5759 arm_simd_check_vect_par_cnst_half
5760 (vect_par_constant_low): Likewise.
5762 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5765 predicate for operand 2.
5767 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5768 H.J. Lu <hongjiu.lu@intel.com>
5770 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5771 machine_mode argument.
5772 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5773 constm1_rtx operands. For VOIDmode constants, get mode from
5774 pred_mode. Check mode size if the mode is supported by ABI.
5775 (standard_sse_constant_opcode): Do not use standard_constant_p.
5776 Strictly check ABI support for all-ones operands.
5777 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5778 immediates. Update calls to standard_sse_constant_p.
5779 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5780 (ix86_rtx_costs): Ditto.
5781 * config/i386/i386.md (*movxi_internal_avx512f): Use
5782 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5783 Use (v,BC) alternative instead of (v,C). Use register_operand
5784 checks instead of MEM_P.
5785 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5786 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5787 isa attribute. Use register_operand checks instead of MEM_P.
5788 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5789 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5790 alternative and corresponding sse2 isa attribute.
5791 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5792 to standard_sse_constant_p.
5793 (FP constant splitters): Ditto.
5794 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5796 * config/i386/predicates.md (constm1_operand): Remove.
5797 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5798 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5799 vector_all_ones_operand instead of constm1_operand.
5801 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5803 * print-rtl.c (print_rtx_insn_vec): New function.
5804 * print-rtl.h: New prototype.
5805 * store-motion.c (struct st_expr): Make avail_stores a vector.
5806 (st_expr_entry): Adjust.
5807 (free_st_expr_entry): Likewise.
5808 (print_store_motion_mems): Likewise.
5809 (find_moveable_store): Likewise.
5810 (compute_store_table): Likewise.
5811 (delete_store): Likewise.
5812 (build_store_vectors): Likewise.
5814 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5816 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5818 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5820 * vec.h (vec_safe_contains): New function.
5821 (vec::contains): Likewise.
5822 (vec::begin): Likewise.
5823 (vec::end): Likewise.
5825 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5828 * cfgexpand.c (expand_stack_vars): Fix typo.
5830 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5832 * system.h (list, map, set, vector): Include conditionally.
5833 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5834 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5835 * ipa-icf.c (INCLUDE_LIST): Define.
5836 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5837 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5838 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5839 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5840 * cp/logic.cc (INCLUDE_LIST): Define.
5841 * fortran/trans-common.c (INCLUDE_MAP): Define.
5843 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5845 * auto-profile.c: Remove <string.h> include.
5846 * ipa-icf-gimple.c: Remove <list> include.
5847 * diagnostic.c: Remove <new> include.
5848 * genmatch.c: Likewise.
5849 * pretty-print.c: Likewise.
5850 * toplev.c: Likewise
5851 * c/c-objc-common.c: Likewise.
5852 * cp/error.c: Likewise.
5853 * fortran/error.c: Likewise.
5855 2016-04-22 Richard Biener <rguenther@suse.de>
5857 * lto-streamer-in.c (input_ssa_names): Do not allocate
5858 GIMPLE_NOP for all SSA names.
5859 * lto-streamer-out.c (output_ssa_names): Do not output
5860 SSA names that should have been released.
5862 2016-04-22 Richard Biener <rguenther@suse.de>
5864 PR tree-optimization/70740
5865 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5868 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5871 * config/i386/predicates.md (call_insn_operand): Replace
5872 sibcall_memory_operand with memory_operand.
5874 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5876 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5877 has_single_use() tests.
5878 (register_edge_assert_for_1): Likewise.
5879 (find_assert_locations_1): Check the liveness bitmap instead of
5880 checking has_single_use().
5882 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5885 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5886 Extract AVX-512BW constraint from AVX.
5888 2016-04-21 Richard Biener <rguenther@suse.de>
5890 PR tree-optimization/70725
5891 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5892 for phi_convertible_by_degenerating_args.
5893 (predicate_all_scalar_phis): Handle single-argument PHIs.
5895 2016-04-21 Richard Biener <rguenther@suse.de>
5898 * fold-const.c (fold_comparison): Return properly typed
5901 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5903 PR tree-optimization/70715
5904 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5905 after expanding BASE using expand_simple_operations.
5907 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5909 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5910 New transformations.
5912 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5914 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5916 2016-04-20 Jan Hubicka <jh@suse.cz>
5918 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5919 ultiimate_alias_target.
5920 (update_callee_keys): Likewise.
5921 (lookup_recursive_calls): Likewise.
5922 (speculation_useful_p): Likewise.
5924 2016-04-20 Jan Hubicka <jh@suse.cz>
5927 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5928 (set_nothrow_flag_1): ... this; handle interposition correctly;
5929 recurse on aliases and thunks.
5930 (cgraph_node::set_nothrow_flag): New.
5931 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5932 functions compiled with non-call exceptions that binds to current
5934 (propagate_nothrow): Be safe WRT interposition.
5935 * cgraph.h (set_nothrow_flag): Update prototype.
5937 2016-04-18 Jan Hubicka <jh@suse.cz>
5939 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5940 max_loop_iterations_int.
5941 (tree_unswitch_outer_loop): Likewise.
5943 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5945 PR tree-optimization/69489
5946 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5947 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5948 Revise dump message.
5949 (if_convertible_bb_p): Remove check on edge count of basic block's
5952 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5954 PR tree-optimization/56625
5955 PR tree-optimization/69489
5956 * tree-data-ref.h (DR_INNERMOST): New macro.
5957 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5958 hashing struct innermost_loop_behavior.
5959 (ref_DR_map): Remove.
5960 (innermost_DR_map): New map.
5961 (baseref_DR_map): Revise comment.
5962 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5963 to innermost_DR_map accroding to its innermost loop behavior.
5964 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5965 to its innermost loop behavior.
5966 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5967 Add initialization for innermost_DR_map. Record memory reference
5968 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5969 have innermost loop behavior.
5970 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5973 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5975 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5976 *lea_general_1. Use explicit SWI12 mode interator.
5977 (*lea<mode>_general_2): Rename from *lea_general_2.
5978 Use explicit SWI12 mode interator.
5979 (*lea<mode>_general_3): Rename from *lea_general_3.
5980 Use explicit SWI12 mode interator.
5981 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5982 Use explicit SWI12 mode interator.
5983 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5984 Use explicit SWI48 mode interator.
5986 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5988 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5989 Short-cut unaligned load and store cases. Handle all integer
5991 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5992 and store cases. Call ix86_avx256_split_vector_move_misalign
5993 directly without checking mode class.
5995 2016-04-20 Andrew Pinski <apinski@cavium.com>
5996 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5999 * config/aarch64/aarch64.md (sibcall): Force call
6000 address to be DImode for ILP32.
6001 (sibcall_value): Likewise.
6003 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6005 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6007 2016-04-20 Richard Biener <rguenther@suse.de>
6009 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6010 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6011 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6012 (maybe_push_res_to_seq): Adjust.
6013 * gimple-fold.c (maybe_build_generic_op): Likewise.
6015 2016-04-20 Marek Polacek <polacek@redhat.com>
6017 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6020 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6022 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6023 use kmovw to support AVX512F target.
6025 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6027 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6029 2016-04-20 Marek Polacek <polacek@redhat.com>
6031 PR tree-optimization/70725
6032 * tree-if-conv.c (is_false_predicate): New function.
6033 (predicate_mem_writes): Use it.
6035 2016-04-20 Richard Biener <rguenther@suse.de>
6037 PR tree-optimization/70726
6038 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6039 shift amounts from a pattern stmt operand.
6041 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6044 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6045 stack_restore_from_fpr pattern when restoring r15.
6046 (s390_optimize_prologue): Strip away the memory barrier in the
6047 parallel when trying to get rid of restore insns.
6048 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6049 definition for loading the stack pointer from an FPR. Compared to
6050 the normal move insn this pattern includes a full memory barrier.
6052 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6055 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6056 implicitly linear or lastprivate iterator on the outer context.
6058 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6062 * config/i386/i386.md (ssememalign): Removed.
6063 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6065 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6068 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6069 const short * to __builtin_ia32_loaddquhi512_mask.
6070 (_mm512_maskz_loadu_epi16): Likewise.
6071 (_mm512_mask_storeu_epi16): Pass short * to
6072 __builtin_ia32_storedquhi512_mask.
6073 (_mm512_mask_loadu_epi8): Pass const char * to
6074 __builtin_ia32_loaddquqi512_mask.
6075 (_mm512_maskz_loadu_epi8): Likewise.
6076 (_mm512_mask_storeu_epi8): Pass char * to
6077 __builtin_ia32_storedquqi512_mask.
6078 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6079 const double * to __builtin_ia32_loadupd512_mask.
6080 (_mm512_mask_loadu_pd): Likewise.
6081 (_mm512_maskz_loadu_pd): Likewise.
6082 (_mm512_storeu_pd): Pass double * to
6083 __builtin_ia32_storeupd512_mask.
6084 (_mm512_mask_storeu_pd): Likewise.
6085 (_mm512_loadu_ps): Pass const float * to
6086 __builtin_ia32_loadups512_mask.
6087 (_mm512_mask_loadu_ps): Likewise.
6088 (_mm512_maskz_loadu_ps): Likewise.
6089 (_mm512_storeu_ps): Pass float * to
6090 __builtin_ia32_storeups512_mask.
6091 (_mm512_mask_storeu_ps): Likewise.
6092 (_mm512_mask_loadu_epi64): Pass const long long * to
6093 __builtin_ia32_loaddqudi512_mask.
6094 (_mm512_maskz_loadu_epi64): Likewise.
6095 (_mm512_mask_storeu_epi64): Pass long long *
6096 to __builtin_ia32_storedqudi512_mask.
6097 (_mm512_loadu_si512): Pass const int * to
6098 __builtin_ia32_loaddqusi512_mask.
6099 (_mm512_mask_loadu_epi32): Likewise.
6100 (_mm512_maskz_loadu_epi32): Likewise.
6101 (_mm512_storeu_si512): Pass int * to
6102 __builtin_ia32_storedqusi512_mask.
6103 (_mm512_mask_storeu_epi32): Likewise.
6104 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6105 char * to __builtin_ia32_storedquqi256_mask.
6106 (_mm_mask_storeu_epi8): Likewise.
6107 (_mm256_mask_loadu_epi16): Pass const short * to
6108 __builtin_ia32_loaddquhi256_mask.
6109 (_mm256_maskz_loadu_epi16): Likewise.
6110 (_mm_mask_loadu_epi16): Pass const short * to
6111 __builtin_ia32_loaddquhi128_mask.
6112 (_mm_maskz_loadu_epi16): Likewise.
6113 (_mm256_mask_loadu_epi8): Pass const char * to
6114 __builtin_ia32_loaddquqi256_mask.
6115 (_mm256_maskz_loadu_epi8): Likewise.
6116 (_mm_mask_loadu_epi8): Pass const char * to
6117 __builtin_ia32_loaddquqi128_mask.
6118 (_mm_maskz_loadu_epi8): Likewise.
6119 (_mm256_mask_storeu_epi16): Pass short * to.
6120 __builtin_ia32_storedquhi256_mask.
6121 (_mm_mask_storeu_epi16): Pass short * to.
6122 __builtin_ia32_storedquhi128_mask.
6123 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6124 const double * to __builtin_ia32_loadupd256_mask.
6125 (_mm256_maskz_loadu_pd): Likewise.
6126 (_mm_mask_loadu_pd): Pass onst double * to
6127 __builtin_ia32_loadupd128_mask.
6128 (_mm_maskz_loadu_pd): Likewise.
6129 (_mm256_mask_storeu_pd): Pass double * to
6130 __builtin_ia32_storeupd256_mask.
6131 (_mm_mask_storeu_pd): Pass double * to
6132 __builtin_ia32_storeupd128_mask.
6133 (_mm256_mask_loadu_ps): Pass const float * to
6134 __builtin_ia32_loadups256_mask.
6135 (_mm256_maskz_loadu_ps): Likewise.
6136 (_mm_mask_loadu_ps): Pass const float * to
6137 __builtin_ia32_loadups128_mask.
6138 (_mm_maskz_loadu_ps): Likewise.
6139 (_mm256_mask_storeu_ps): Pass float * to
6140 __builtin_ia32_storeups256_mask.
6141 (_mm_mask_storeu_ps): ass float * to
6142 __builtin_ia32_storeups128_mask.
6143 (_mm256_mask_loadu_epi64): Pass const long long * to
6144 __builtin_ia32_loaddqudi256_mask.
6145 (_mm256_maskz_loadu_epi64): Likewise.
6146 (_mm_mask_loadu_epi64): Pass const long long * to
6147 __builtin_ia32_loaddqudi128_mask.
6148 (_mm_maskz_loadu_epi64): Likewise.
6149 (_mm256_mask_storeu_epi64): Pass long long * to
6150 __builtin_ia32_storedqudi256_mask.
6151 (_mm_mask_storeu_epi64): Pass long long * to
6152 __builtin_ia32_storedqudi128_mask.
6153 (_mm256_mask_loadu_epi32): Pass const int * to
6154 __builtin_ia32_loaddqusi256_mask.
6155 (_mm256_maskz_loadu_epi32): Likewise.
6156 (_mm_mask_loadu_epi32): Pass const int * to
6157 __builtin_ia32_loaddqusi128_mask.
6158 (_mm_maskz_loadu_epi32): Likewise.
6159 (_mm256_mask_storeu_epi32): Pass int * to
6160 __builtin_ia32_storedqusi256_mask.
6161 (_mm_mask_storeu_epi32): Pass int * to
6162 __builtin_ia32_storedqusi128_mask.
6163 * config/i386/i386-builtin-types.def (PCSHORT): New.
6165 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6166 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6167 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6168 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6169 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6170 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6171 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6172 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6173 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6174 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6175 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6176 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6177 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6178 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6179 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6180 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6181 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6182 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6183 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6184 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6185 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6186 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6187 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6188 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6189 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6190 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6191 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6192 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6193 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6194 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6195 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6196 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6197 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6198 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6199 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6200 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6201 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6202 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6203 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6204 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6205 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6206 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6207 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6208 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6209 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6210 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6211 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6212 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6213 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6215 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6216 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6218 (ix86_expand_vector_move_misalign): Likewise.
6219 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6220 to scalar function prototype for unaligned load/store builtins.
6221 (ix86_expand_special_args_builtin): Updated.
6222 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6223 (UNSPEC_STOREU): Likewise.
6224 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6225 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6226 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6227 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6228 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6229 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6230 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6231 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6232 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6233 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6234 (<avx512>_storedqu<mode>_mask): Likewise.
6235 (*sse4_2_pcmpestr_unaligned): Likewise.
6236 (*sse4_2_pcmpistr_unaligned): Likewise.
6237 (*mov<mode>_internal): Renamed to ...
6238 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6239 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6240 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6241 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6243 2016-04-19 Richard Biener <rguenther@suse.de>
6245 PR tree-optimization/70171
6246 * tree-ssa-phiprop.c: Include stor-layout.h.
6247 (phiprop_insert_phi): Handle the aggregate copy case.
6248 (propagate_with_phi): Likewise.
6250 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6252 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6253 instead of simplify_gen_subreg (... , 0).
6254 (ix86_delegitimize_address): Ditto.
6255 (ix86_split_divmod): Ditto.
6256 (ix86_split_copysign_const): Ditto.
6257 (ix86_split_copysign_var): Ditto.
6258 (ix86_expand_args_builtin): Ditto.
6259 (ix86_expand_round_builtin): Ditto.
6260 (ix86_expand_special_args_builtin): Ditto.
6261 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6262 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6263 (udivmodqi4): Ditto.
6264 (absneg splitters): Ditto.
6265 (*jcc_bt<mode>_1): Ditto.
6267 2016-04-19 Richard Biener <rguenther@suse.de>
6269 PR tree-optimization/70724
6270 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6271 restoring out from ...
6272 (free_scc_vn): ... here.
6273 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6274 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6276 (pass_fre::execute): Restore SSA info.
6278 2016-04-19 Richard Biener <rguenther@suse.de>
6280 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6281 * gimple-walk.c (walk_gimple_op): Initialize it.
6282 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6283 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6284 remapping SSA names of defs.
6285 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6288 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6291 * lra-constraints.c (equiv_substition_p): New.
6292 (process_alt_operands): Use it.
6293 (swap_operands): Swap it.
6294 (curr_insn_transform): Update it.
6296 2016-04-18 Michael Matz <matz@suse.de>
6298 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6299 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6300 * tree-core.h (tree_type_common.align): Use bit-field.
6301 (tree_type_common.spare): New.
6302 (tree_decl_common.off_align): Make smaller.
6303 (tree_decl_common.align): Use bit-field.
6305 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6306 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6307 (scan_sharing_clauses): Ditto.
6308 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6309 (omp_finish_file): Ditto.
6310 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6311 (layout_decl): Ditto.
6312 (relayout_decl): Ditto.
6313 (finalize_record_size): Use SET_TYPE_ALIGN.
6314 (finalize_type_size): Ditto.
6315 (finish_builtin_struct): Ditto.
6316 (layout_type): Ditto.
6317 (initialize_sizetypes): Ditto.
6318 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6319 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6320 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6321 (get_chain_field): Ditto.
6322 (get_trampoline_type): Ditto.
6323 (get_nl_goto_field): Ditto.
6324 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6326 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6327 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6328 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6329 (build_qualified_type): Use SET_TYPE_ALIGN.
6330 (build_aligned_type, build_range_type_1): Ditto.
6331 (build_atomic_base): Ditto.
6332 (build_common_tree_nodes): Ditto.
6333 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6334 (expand_one_stack_var_at): Ditto.
6335 * coverage.c (build_var): Use SET_DECL_ALIGN.
6336 * except.c (init_eh): Ditto.
6337 * function.c (assign_parm_setup_block): Ditto.
6338 * symtab.c (increase_alignment_1): Ditto.
6339 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6340 * tree-vect-stmts.c (ensure_base_align): Ditto.
6341 * varasm.c (align_variable): Ditto.
6342 (assemble_variable): Ditto.
6343 (build_constant_desc): Ditto.
6344 (output_constant_def_contents): Ditto.
6346 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6347 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6348 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6349 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6350 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6352 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6355 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6356 replace %vmovsd with "%vmovq".
6357 (vec_concatv2df): Likewise.
6359 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6361 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6362 (*vec_extractv2si_0): Ditto.
6363 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6364 (zero_extended_scalar_load_operand splitters): Ditto.
6365 (vec_extract splitters): Ditto.
6366 (*vec_extractv4si_0_zext): Ditto.
6367 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6369 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6370 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6371 (*sse4_1_extractps): Use lowpart_subreg.
6372 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6374 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6376 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6378 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6379 Mention Solaris 11 packaging changes.
6380 Update gas and gld requirements.
6381 Remove reference to pre-Solaris 10 bug.
6382 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6384 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6387 2016-04-17 Jan Hubicka <jh@suse.cz>
6389 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6390 max_loop_iterations_int.
6392 2016-04-18 Richard Biener <rguenther@suse.de>
6394 PR tree-optimization/43434
6395 * tree-ssa-structalias.c (struct vls_data): New.
6396 (visit_loadstore): Handle all pointer-based accesses.
6397 (compute_dependence_clique): Compute a bitmap of restrict tags
6398 assigned bases and pass it to visit_loadstore.
6400 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6403 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6404 armv8.1-a and armv8.1-a+crc.
6406 2016-04-18 Richard Biener <rguenther@suse.de>
6408 PR tree-optimization/70701
6409 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6410 references after translating through a memcpy.
6412 2016-04-18 Richard Biener <rguenther@suse.de>
6414 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6415 (compute_antic): ... here. For partial antic use regular
6416 postorder and scrap iteration.
6417 (compute_partial_antic_aux): Remove unused return value.
6418 (init_pre): Do not allocate postorder.
6419 (fini_pre): Do not free postorder.
6421 2016-04-18 Richard Biener <rguenther@suse.de>
6424 * expmed.c (extract_bit_field_1): Remove broken case
6425 using a wider MODE_INT mode.
6427 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6429 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6430 unless compiling with at least GCC-4.8.
6432 2016-04-17 Jan Hubicka <jh@suse.cz>
6435 * graphite.c (graphite_finalize): Update call to
6436 tree_estimate_probability.
6437 * predict.h (tree_estimate_probability): Update prototype.
6439 2016-04-17 Jan Hubicka <jh@suse.cz>
6441 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6442 (tree_estimate_probability): Likewise.
6443 (pass_profile::execute): Update.
6444 (report_predictor_hitrates): New function.
6445 * profile.c (compute_branch_probabilities): Use it.
6446 * predict.h (report_predictor_hitrates): Declare.
6448 2016-04-17 Jan Hubicka <jh@suse.cz>
6451 * cgraph.h (cgraph_node::set_const_flag,
6452 cgraph_node::set_pure_flag): Update prototype to return bool;
6454 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6455 of interposable symbol are interposable, too.
6456 (cgraph_set_const_flag_1): Rename to ...
6457 (set_const_flag_1): ... this one; change to self recursive function
6458 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6459 clearnig the flag in all variants and also virtual thunks of const
6460 functions are pure; track if any change was done.
6461 (cgraph_node::set_const_flag): Update.
6462 (struct set_pure_flag_info): New struct.
6463 (cgraph_set_pure_flag_1): Rename to ...
6464 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6465 rather than pointer encoded flags; track if any changes was done;
6466 handle correctly clearning flag and setting flag of aliases already
6468 (cgraph_node::set_pure_flag): Update.
6469 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6471 2016-04-17 Tom de Vries <tom@codesourcery.com>
6474 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6477 2016-04-17 Tom de Vries <tom@codesourcery.com>
6479 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6480 '{}<> ' as escape-for-record.
6482 2016-04-17 Tom de Vries <tom@codesourcery.com>
6484 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6487 2016-04-17 Tom de Vries <tom@codesourcery.com>
6490 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6491 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6492 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6493 * passes.c (finish_optimization_passes): Only call
6494 finish_graph_dump_file if dfi->graph_dump_initialized.
6495 (execute_function_dump, pass_init_dump_file): Use
6496 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6498 2016-04-17 Tom de Vries <tom@codesourcery.com>
6500 PR tree-optimization/70256
6501 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6502 (debug_varmap): New function.
6504 2016-04-17 Tom de Vries <tom@codesourcery.com>
6507 * passes.c (pass_manager::register_pass): Propagate pflags.
6509 2016-04-17 Tom de Vries <tom@codesourcery.com>
6512 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6513 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6514 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6515 check if it's equal to p_start.
6516 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6518 2016-04-15 Jan Hubicka <jh@suse.cz>
6521 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6522 function does not bind to current def.
6523 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6524 handle conservatively calls to functions that does not need to bind
6526 (check_call): Update call of worse_state.
6527 (ignore_edge_for_nothrow): Update.
6528 (ignore_edge_for_pure_const): Likewise.
6529 (propagate_pure_const): Update calls to worse_state.
6530 (skip_function_for_local_pure_const): Reformat comments.
6532 2016-04-15 Jan Hubicka <jh@suse.cz>
6535 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6536 (cgraph_node::function_symbol): Likewise.
6537 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6538 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6539 (symtab_node::ultimate_alias_target): Add REF parameter.
6540 (symtab_node::binds_to_current_def_p): Declare.
6541 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6542 (cgraph_node::function_symbol): Likewise.
6543 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6544 (cgraph_node::get_availability): Likewise.
6545 (cgraph_edge::binds_to_current_def_p): New inline function.
6546 (varpool_node::get_availability): Add REF parameter.
6547 (varpool_node::ultimate_alias_target): Likewise.
6548 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6549 (symtab_node::binds_to_current_def_p): Likewise.
6550 * varpool.c (varpool_node::get_availability): Likewise.
6552 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6555 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6556 Fix mode size check.
6558 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6560 * BASE-VER: Set to 7.0.0.
6562 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6564 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6566 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6568 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6569 architecture revisions.
6571 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6573 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6574 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6575 * config/i386/i386.md (stack decrement to push peepholes): Guard
6576 with !x86_using_red_zone ().
6578 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6581 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6582 to dump_generic_node.
6583 (NIY): Pass also flags to do_niy.
6585 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6587 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6588 (simd_clone_vector_of_formal_parm_types)
6589 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6590 (simd_clone_mangle, simd_clone_create)
6591 (simd_clone_adjust_return_type, create_tmp_simd_array)
6592 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6593 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6594 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6595 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6596 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6597 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6598 * omp-simd-clone.c: ... this new file.
6599 (simd_clone_vector_of_formal_parm_types): Make it static.
6600 * Makefile.in (OBJS): Add omp-simd-clone.o.
6602 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6605 * config/i386/sse.md: Use proper memory operand modifiers.
6608 2016-04-15 Richard Biener <rguenther@suse.de>
6609 Alan Modra <amodra@gmail.com>
6611 PR tree-optimization/70130
6612 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6613 when alignment stays not the same and no not use the realign
6616 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6619 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6620 direct move handlers for KFmode. Change TFmode handlers test from
6621 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6623 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6626 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6627 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6628 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6629 * tree-ssa-live.c (remove_unused_scope_block_p): When
6630 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6631 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6632 block_ultimate_origin is FUNCTION_DECL.
6633 (remove_unused_locals): If current_function_decl is
6634 polymorphic_ctor_dtor_p, pass initial true to
6635 remove_unused_scope_block_p' is_ctor_dtor_block.
6637 2016-04-14 Martin Sebor <msebor@redhat.com>
6642 * doc/extend.texi (Variable Length): Revert.
6644 2016-04-14 Marek Polacek <polacek@redhat.com>
6645 Jan Hubicka <hubicka@ucw.cz>
6648 * tree.c (verify_type): Disable the canonical type of main variant
6651 2016-04-14 Jason Merrill <jason@redhat.com>
6653 * cfgexpand.c, expr.c: Revert previous change.
6655 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6658 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6659 when building a mem ref for the incoming reduction variable.
6661 2016-04-14 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/70614
6664 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6665 loop if the evolution dropped to chrec_dont_know.
6666 (interpret_condition_phi): Likewise.
6668 2016-04-14 Richard Biener <rguenther@suse.de>
6670 PR tree-optimization/70623
6671 * tree-ssa-pre.c (changed_blocks): Make global ...
6672 (compute_antic): ... local here. Move and fix worklist
6673 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6674 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6675 worklist handling, dump when ANTIC_IN changed.
6676 (compute_partial_antic_aux): Remove worklist handling.
6677 (init_pre): Do not compute post dominators. Add a comment about
6678 the CFG order chosen.
6679 (fini_pre): Do not free post dominators.
6681 2016-04-13 Martin Sebor <msebor@redhat.com>
6686 * doc/extend.texi (Variable Length): Document C++ specifics.
6688 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6691 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6692 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6693 eh edges have been purged.
6696 * tree-sra.c (create_access_replacement,
6697 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6699 * tree-pretty-print.c (dump_fancy_name): New function.
6700 (dump_decl_name, dump_generic_node): Use it.
6702 2016-04-13 Jason Merrill <jason@redhat.com>
6704 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6705 * expr.c (expand_expr_real_1): Likewise.
6707 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6709 * config/i386/i386.md (kunpckhi): Swap operands.
6710 (kunpcksi): Likewise.
6711 (kunpckdi): Likewise.
6712 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6713 (vec_pack_trunc_<mode>): Likewise.
6715 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6718 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6721 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6722 gimplification turns some element into non-constant.
6725 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6726 * explow.c (convert_memory_address_addr_space_1): No longer static,
6727 add NO_EMIT argument and don't call convert_modes if true, pass
6728 it down recursively, remove break after return.
6729 (convert_memory_address_addr_space): Adjust caller.
6730 * simplify-rtx.c (simplify_unary_operation_1): Call
6731 convert_memory_address_addr_space_1 instead of convert_memory_address,
6732 if it returns NULL, don't simplify.
6734 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6737 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6739 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6741 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6742 Bump the upper SIMDLEN limits, so that if the return type or
6743 characteristic type if the return type is void can be passed in
6744 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6747 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6750 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6751 Do not use "=" constraint on an input constraint.
6752 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6753 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6754 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6755 generates (neg (abs ...)) instead of (abs ...).
6757 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6759 PR rtl-optimization/70596
6760 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6761 just invalidate LRA data and reset them. Adjust dump wording.
6763 2016-04-12 Martin Liska <mliska@suse.cz>
6766 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6768 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6770 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6771 max_loop_iterations_int.
6772 (tree_unswitch_outer_loop): Likewise.
6773 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6774 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6776 2016-04-12 Tom de Vries <tom@codesourcery.com>
6778 PR tree-optimization/68756
6779 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6780 instead of new_name.
6782 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6784 PR tree-optimization/70602
6785 * tree-sra.c (generate_subtree_copies): Don't write anything into
6786 constant pool decls.
6788 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6789 regardless whether there are depend clauses or not.
6791 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6794 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6795 target attribute and pragma from changing the -mfloat128
6796 and -mfloat128-hardware options.
6798 * doc/extend.texi (Additional Floating Types): Document PowerPC
6799 __float128 restrictions.
6801 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6804 * config/aarch64/driver-aarch64.c
6805 (aarch64_get_extension_string_for_isa_flags): New.
6806 (arch_extension): Rename to...
6807 (aarch64_arch_extension): ...This.
6808 (ext_to_feat_string): Rename to...
6809 (aarch64_extensions): ...This.
6810 (aarch64_core_data): Keep track of architecture extension flags.
6811 (cpu_data): Rename to...
6812 (aarch64_cpu_data): ...This.
6813 (aarch64_arch_driver_info): Keep track of architecture extension
6815 (get_arch_name_from_id): Rename to...
6816 (get_arch_from_id): ...This, change return type.
6817 (host_detect_local_cpu): Update and reformat for renames, handle
6818 extensions through common infrastructure.
6820 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6823 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6824 track of a canonical flag name.
6825 (all_extensions): Likewise.
6826 (arch_to_arch_name): Also track extension flags enabled by the arch.
6827 (all_architectures): Likewise.
6828 (aarch64_parse_extension): Move to here.
6829 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6831 (aarch64_rewrite_selected_cpu): Update for above change.
6832 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6833 are handled, such that the single explicit value enabled by an
6834 extension is kept seperate from the implicit values it also enables.
6835 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6837 (aarch64_parse_extension): New.
6838 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6839 here to config/aarch64/aarch64-protos.h.
6840 (aarch64_parse_extension): Move from here to
6841 common/config/aarch64/aarch64-common.c.
6842 (aarch64_option_print): Update.
6843 (aarch64_declare_function_name): Likewise.
6844 (aarch64_start_file): Likewise.
6845 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6846 the canonical flag for extensions.
6847 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6850 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6852 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6855 2016-04-09 Tom de Vries <tom@codesourcery.com>
6857 PR tree-optimization/68953
6858 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6859 first to last subscript.
6861 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6863 PR tree-optimization/70586
6864 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6867 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6871 PR tree-optimization/70373
6875 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6876 clauses for acc parallel reductions as necessary. Error on those
6878 * omp-low.c (scan_sharing_clauses): Don't install variables which
6879 are used in acc parallel reductions.
6880 (lower_rec_input_clauses): Remove dead code.
6881 (lower_oacc_reductions): Add support for reference reductions.
6882 (lower_reduction_clauses): Remove dead code.
6883 (lower_omp_target): Don't remap variables appearing in acc parallel
6885 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6887 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6890 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6891 with multiple SSA_NAME defs, force the outputs other than first
6892 to be live before calling live_track_process_def on each output.
6894 PR rtl-optimization/70574
6895 * fwprop.c (forward_propagate_and_simplify): Don't add
6896 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6897 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6898 paradoxical subregs within *loc.
6900 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6902 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6903 -ftree-parallelize-loops={0,1}.
6904 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6905 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6906 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6907 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6908 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6910 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6913 * asan.c (instrument_derefs): If we get unknown location, extract it
6915 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6917 2016-04-08 Tom de Vries <tom@codesourcery.com>
6919 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6920 implicit firstprivate clause.
6922 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6925 * config/arm/thumb2.md (tst + branch-> lsls + branch
6926 peephole below *orsi_not_shiftsi_si): Require that condition
6927 register is dead after the peephole.
6928 (second peephole after the above): Likewise.
6930 2016-04-08 Alan Modra <amodra@gmail.com>
6933 * builtins.c (fold_builtin_classify): For IBM extended precision,
6934 look at just the high-order double to test for NaN.
6935 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6936 test just the high double for Inf but both doubles for subnormal
6939 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6941 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6942 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6943 node->simdclone->mask_mode != VOIDmode masks.
6944 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6945 earlier, use it instead of node->simdclone.
6946 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6947 Set clonei->mask_mode.
6949 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6952 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6953 Pass it through to cp_parser_already_scoped_statement.
6954 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6955 it through to cp_parser_statement.
6956 (cp_parser_statement): Pass IF_P through to
6957 cp_parser_iteration_statement.
6958 (cp_parser_pragma): Adjust call to
6959 cp_parser_iteration_statement.
6961 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6964 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6965 resolve a future -Wparentheses warning.
6966 * omp-low.c (scan_sharing_clauses): Likewise.
6967 * tree-parloops.c (eliminate_local_variables): Likewise.
6969 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6971 PR rtl-optimization/70398
6972 * lra-constraints.c (process_address_1): Check zero scale and code
6973 for reloading with zero scale.
6975 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6977 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6978 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6980 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6982 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6983 Add support for AVX512F clones, include them by default for
6984 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6985 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6989 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6990 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6991 firstprivate clauses.
6992 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6993 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6994 (lower_omp_target): Set TREE_NO_WARNING for
6995 non-addressable possibly uninitialized vars which are copied into
6996 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6998 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7000 * config/pa/predicates.md (integer_store_memory_operand): Accept
7001 REG+D operands with a large offset when reload_in_progress is true.
7002 (floating_point_store_memory_operand): Likewise.
7004 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7007 * match.pd (nested int casts): Limit to GIMPLE.
7009 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7012 * ipa-devirt.c (maybe_record_node): Fix comment; use
7013 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7015 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7017 PR rtl-optimization/70542
7018 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7019 if there are any uses other than insn or debug insns.
7021 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7022 Jakub Jelinek <jakub@redhat.com>
7024 PR tree-optimization/70509
7025 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7026 Shift HOST_WIDE_INT_1U instead of 1.
7028 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7030 PR tree-optimization/70509
7031 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7032 of the vector base type for index.
7034 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7037 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7039 2016-04-05 Richard Biener <rguenther@suse.de>
7041 PR tree-optimization/70526
7042 * tree-sra.c (build_ref_for_offset): Use prev_base to
7043 extract the alias pointer type.
7045 2016-04-05 Richard Biener <rguenther@suse.de>
7047 * dse.c (struct store_info): Remove alias_set member.
7048 (struct read_info_type): Likewise.
7049 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7050 spill_deleted, clear_alias_set_lookup): Remove.
7051 (get_group_info): Remove dead base == NULL_RTX case.
7052 (dse_step0): Remove initialization of removed variables.
7053 (delete_dead_store_insn): Reomve alias set dumping.
7054 (free_read_records): Remove alias_set handling.
7055 (canon_address): Remove alias_set_out parameter.
7056 (record_store): Remove spill_alias_set, it's always zero.
7057 (check_mem_read_rtx): Likewise.
7058 (dse_step2): Rename from ...
7059 (dse_step2_nospill): ... this. Adjust.
7060 (scan_stores): Rename from ...
7061 (scan_stores_nospill): ... this.
7062 (scan_reads): Rename from ...
7063 (scan_reads_nospill): ... this.
7064 (scan_stores_spill, scan_reads_spill): Remove.
7065 (dse_step3_scan): Remove for_spills argument which is always false.
7066 (dse_step3): Likewise.
7067 (dse_step5): Rename from ...
7068 (dse_step5_nospill): ... this. Remove alias_set handling.
7069 (rest_of_handle_dse): Adjust.
7071 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7074 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7075 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7076 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7077 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7079 2016-04-05 Richard Biener <rguenther@suse.de>
7082 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7083 non-register type temporaries into SSA.
7085 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7088 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7089 calls when sanitizing.
7090 (possible_polymorphic_call_target_p): Fix formatting.
7092 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7093 Jakub Jelinek <jakub@redhat.com>
7096 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7097 to ensure a call statement is compatible with a built-in's
7099 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7102 2016-04-04 Richard Biener <rguenther@suse.de>
7104 PR rtl-optimization/70484
7105 * rtl.h (canon_output_dependence): Declare.
7106 * alias.c (canon_output_dependence): New function.
7107 * dse.c (record_store): Use canon_output_dependence rather
7108 than canon_true_dependence.
7110 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7113 * cgraph.h (symtab_node::copy_visibility_from): New function.
7114 * symtab.c (symtab_node::copy_visibility_from): New function.
7115 * ipa-visibility.c (optimize_weakref): New function.
7116 (function_and_variable_visibility): Use it.
7118 2016-04-04 Martin Liska <mliska@suse.cz>
7121 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7122 value that is really in range handled by SBR instruction.
7123 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7124 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7125 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7127 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7131 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7132 set, but not for SP_REG operands.
7134 2016-04-02 Martin Sebor <msebor@redhat.com>
7137 * fold-const.c (maybe_nonzero_address): New function.
7138 (fold_comparison): Call it. Fold equality and relational
7139 expressions involving null pointers.
7140 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7142 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7144 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7145 the "Y" constraint (scalar FP 0.0 immediate).
7147 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7148 Add the "const_double" to the list of operand constraints.
7150 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7152 PR rtl-optimization/70467
7153 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7154 If low word of the last operand is 0, just emit addition/subtraction
7157 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7160 * config/s390/s390.c (s390_expand_insv): Check for everything
7161 constant instead of just VOIDmode stuff.
7163 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7166 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7168 2016-04-01 Nathan Sidwell <nathan@acm.org>
7170 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7172 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7174 PR rtl-optimization/70461
7175 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7178 2016-03-31 Martin Liska <mliska@suse.cz>
7181 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7182 a tree value or an immediate integer value to a buffer
7183 that is eventually copied to a BRIG section.
7184 (emit_immediate_operand): Call the function here.
7185 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7186 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7187 of class' fields that are removed.
7188 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7189 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7190 m_brig_repr_size fields.
7192 2016-03-31 Martin Liska <mliska@suse.cz>
7195 * hsa-gen.c (hsa_function_representation::update_dominance): New
7197 (convert_addr_to_flat_segment): Likewise.
7198 (gen_hsa_memory_set): New alignment argument.
7199 (gen_hsa_ctor_assignment): Likewise.
7200 (gen_hsa_insns_for_single_assignment): Provide alignment
7201 to gen_hsa_ctor_assignment.
7202 (gen_hsa_insns_for_direct_call): Add new argument.
7203 (expand_lhs_of_string_op): New function.
7204 (expand_string_operation_builtin): Likewise.
7205 (expand_memory_copy): New function.
7206 (expand_memory_set): New function.
7207 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7208 (convert_switch_statements): Change signature.
7209 (generate_hsa): Use a return value of the function.
7210 (pass_gen_hsail::execute): Do not call
7211 convert_switch_statements here.
7212 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7213 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7214 (hsa_function_representation::update_dominance): New function.
7216 2016-03-31 Martin Liska <mliska@suse.cz>
7219 * hsa-brig.c (emit_directive_variable): Emit alignment
7220 according to hsa_symbol::m_align.
7221 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7222 (dump_hsa_symbol): Dump alignment of HSA symbols.
7223 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7224 (gen_hsa_addr_with_align): New function.
7225 (hsa_bitmemref_alignment): Use newly added function.
7226 (gen_hsa_insns_for_load): Likewise.
7227 (gen_hsa_insns_for_store): Likewise.
7228 (gen_hsa_memory_copy): New argument added.
7229 (gen_hsa_insns_for_single_assignment): Respect
7230 alignment for assignments processed via gen_hsa_memory_copy.
7231 (gen_hsa_insns_for_direct_call): Likewise.
7232 (gen_hsa_insns_for_return): Likewise.
7233 (gen_function_def_parameters): Set default alignment.
7234 * hsa.c (hsa_object_alignment): New function.
7235 (hsa_byte_alignment): Pasted function.
7236 * hsa.h (hsa_symbol::m_align): New field.
7238 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7240 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7241 scratch field for goto case.
7243 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7245 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7247 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7250 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7251 (scalar_chain::convert_insn): Call convert_op for reg
7252 moves to handle undefined registers.
7254 2016-03-31 Nathan Sidwell <nathan@acm.org>
7257 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7258 Assert we don't want to move backwards.
7260 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7263 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7265 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7267 PR rtl-optimization/70460
7268 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7269 with operand from REG_LABEL_OPERAND, instead substitute
7270 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7271 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7273 2016-03-31 Martin Liska <mliska@suse.cz>
7275 * passes.c (execute_one_pass): Do not call
7276 todo_after for a discarded function.
7278 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7280 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7281 (no_cost, infinite_cost): Initialize the new field.
7282 (get_computation_cost_at): Record setup cost.
7283 (determine_use_iv_cost_address): Skip cost computation for sub
7284 uses if we can estimate it without losing accuracy.
7286 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7288 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7290 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7291 max_loop_iterations_int.
7292 (tree_unswitch_outer_loop): Likewise.
7293 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7294 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7296 2016-03-30 Richard Biener <rguenther@suse.de>
7299 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7301 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7304 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7305 in gen_blendm expander.
7307 2016-03-30 Nick Clifton <nickc@redhat.com>
7310 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7311 case where we are already provided with an SImode SUBREG.
7313 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7317 conflict between DRAP register and __builtin_eh_return.
7319 2016-03-30 Michael Matz <matz@suse.de>
7320 Richard Biener <rguenther@suse.de>
7323 * ipa-polymorphic-call.c (struct type_change_info): Change
7324 speculative to an unsigned allowing to limit the work we do.
7325 (csftc_abort_walking_p): New inline function..
7326 (check_stmt_for_type_change): Limit the number of may-defs
7327 skipped for speculative devirtualization to
7328 max-speculative-devirt-maydefs.
7329 * params.def (max-speculative-devirt-maydefs): New param.
7330 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7332 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7335 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7338 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7340 PR tree-optimization/59124
7341 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7342 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7344 2016-03-29 Jeff Law <law@redhat.com>
7346 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7348 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7350 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7353 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7355 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7356 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7357 gcrt0.o if linking dynamically.
7359 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7362 * ipa-devirt.c (methods_equal_p): New function.
7363 (compare_virtual_tables): Use it.
7364 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7365 * cgraphclones.c (clone_function_name_1): Use
7366 symbol_table::symbol_suffix_separator.
7367 * coverage.c (build_var): Likewise.
7368 * symtab.c (symbol_table::symbol_suffix_separator): New.
7370 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7372 PR rtl-optimization/70429
7373 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7374 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7375 mode != result_mode.
7378 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7380 PR tree-optimization/70405
7381 * ssa-iterators.h (num_imm_uses): Add missing braces.
7383 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7385 PR rtl-optimization/68695
7386 * ira-color.c (allocno_copy_cost_saving): New.
7387 (improve_allocation): Use it.
7389 2016-03-29 Richard Henderson <rth@redhat.com>
7392 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7394 2016-03-29 Richard Biener <rguenther@suse.de>
7397 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7398 use alignment returned by get_pointer_alignment_1 if it is
7399 bigger than BITS_PER_UNIT.
7400 * builtins.c (get_pointer_alignment_1): Do not return true
7401 for alignment extracted from SSA info.
7403 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7405 * config/ft32/ft32.opt (mnodiv): New.
7406 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7407 * doc/invoke.texi (FT32 Options -mnodiv): New.
7409 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7412 * config/i386/i386.md (define_split, andn): Fix modes.
7414 2016-03-26 Richard Biener <rguenther@suse.de>
7415 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7418 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7420 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7421 as 2nd argument to cl_optimization_restore().
7423 2016-03-25 Richard Henderson <rth@redhat.com>
7426 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7427 * config/aarch64/aarch64-protos.h: Declare it.
7428 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7430 2016-03-25 Alan Modra <amodra@gmail.com>
7433 * config/rs6000/constraints.md (j): Simplify.
7434 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7436 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7437 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7438 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7439 in all constraint alternatives.
7440 (movtd_64bit_nodm): Delete "j" constraint alternative.
7442 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7444 * tree-ssa-propagate.c: Enhance docs for
7445 SSA_PROP_NOT_INTERESTING.
7447 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7449 * doc/extend.texi: Fix typo in documentation to pure attribute.
7451 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7454 * config/pa/pa.md (bswapdi2): Use a scratch register.
7456 2016-03-24 Richard Henderson <rth@redhat.com>
7459 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7462 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7465 using ix86_expand_binary_operator instead of gen_andsi3.
7467 2016-03-24 Richard Biener <rguenther@suse.de>
7469 PR tree-optimization/70396
7470 * tree-vect-stmts.c (vectorizable_comparison): Use
7471 get_vectype_for_scalar_type.
7473 2016-03-24 Richard Biener <rguenther@suse.de>
7476 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7477 with register bases.
7479 2016-03-24 Richard Biener <rguenther@suse.de>
7481 PR tree-optimization/70372
7482 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7483 build_all_ones_cst to also handle vector types correctly.
7485 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7488 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7491 2016-03-23 Marek Polacek <polacek@redhat.com>
7494 * doc/invoke.texi: Document -Wignored-attributes.
7496 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7498 PR tree-optimization/69042
7499 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7500 parameter from 30 to 40.
7502 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7504 PR tree-optimization/69042
7505 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7506 for use with constant offset stripped in base.
7508 2016-03-23 Richard Biener <rguenther@suse.de>
7511 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7512 mode compatibility check.
7513 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7515 2016-03-23 Jeff Law <law@redhat.com>
7517 PR tree-optimization/64058
7518 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7520 (struct ssa_conflicts): Move up earlier in the file.
7521 (conflicts_, var_map_): New static variables.
7522 (initialize_conflict_count): New function to initialize the
7523 CONFLICT_COUNT field for each conflict pair.
7524 (compare_pairs): Lazily initialize the conflict count and use it
7525 as the first tie-breaker.
7526 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7527 and wipe conflicts_ and map_ around the call to qsort. Remove
7528 special case for 2 coalesce pairs.
7529 * bitmap.c (bitmap_count_unique_bits): New function.
7530 (bitmap_count_bits_in_word): New function, extracted from
7532 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7533 * bitmap.h (bitmap_count_unique_bits): Declare it.
7535 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7538 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7539 transparent alias chain for decl assembler name.
7540 * config/sol2.c (solaris_assemble_visibility): Likewise.
7542 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7544 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7546 (v10_fdivs): Likewise.
7547 (v10_fdivd): Likewise.
7549 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7552 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7553 to not call fclose twice on file.
7555 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7557 PR tree-optimization/70354
7558 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7559 oprnd0 is wider than oprnd1 and there is a cast from the wider
7560 type to oprnd1, mask it with the mask of the narrower type.
7563 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7564 Optimize TARGET_STV splitters, if high or low word of last argument
7567 2016-03-22 Jeff Law <law@redhat.com>
7570 tree-ssa-threadbackward.c
7571 (fsm_find_control_statement_thread_paths): Correctly distinguish
7572 between old style jump threads vs FSM jump threads.
7574 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7577 * config/i386/i386.c (scalar_chain::convert_op): Support
7578 uninitialized register usage case.
7580 2016-03-22 Richard Biener <rguenther@suse.de>
7583 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7585 (capture::gen_transform): ... to change behavior when substituting
7586 a condition into cond or not-cond expr context.
7587 (dt_simplify::gen_1): Adjust.
7588 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7589 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7590 last change and instead change to
7591 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7592 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7594 2016-03-22 Anthony Green <green@moxielogic.com>
7596 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7597 issue for moxiebox targets.
7598 (CC1PLUS_SPEC): Ditto.
7600 2016-03-22 Richard Biener <rguenther@suse.de>
7603 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7606 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7608 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7610 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7613 * config/i386/i386.c (def_builtin): Handle
7614 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7616 (const struct builtin_description bdesc_special_args[]):
7617 Remove duplicate ISA bits.
7619 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7622 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7623 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7624 in a way that works also for AVX512BW.
7627 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7628 instead of source if operands[1] is xmm16 and above and
7629 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7630 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7633 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7634 on assign if (*from_p) is a comparison, set it to
7635 TREE_NO_WARNING (*from_p).
7637 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7640 * lra.c (restore_scratches): Ignore deleted insns.
7642 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7643 Jakub Jelinek <jakub@redhat.com>
7645 PR tree-optimization/70317
7646 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7649 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7652 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7653 of ix86_expand_move.
7655 (movti): Use general_operand for operand 1 predicate.
7657 2016-03-21 Martin Liska <mliska@suse.cz>
7659 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7661 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7663 2016-03-21 Martin Liska <mliska@suse.cz>
7666 * ipa-icf.c (sem_function::parse): Skip static
7667 constructors and destructors.
7669 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7672 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7673 function-like macro, peek following token(s) if it is followed
7674 by CPP_OPEN_PAREN token with optional padding in between, and
7675 if not, don't treat it like a macro.
7677 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7678 Alexander Monakov <amonakov@ispras.ru>
7680 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7681 for the stabs debug format.
7683 2016-03-21 Richard Biener <rguenther@suse.de>
7685 PR tree-optimization/70310
7686 * tree-vect-generic.c (expand_vector_condition): Fold the built
7689 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7692 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7693 Block third alternative for AVX-512VL target,
7695 2016-03-21 Martin Liska <mliska@suse.cz>
7698 * hsa-brig.c (emit_function_directives): Mark unemitted
7699 global variables for emission.
7700 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7701 (get_symbol_for_decl): Likewise.
7702 * hsa.h (struct hsa_symbol): New flag.
7704 2016-03-21 Richard Biener <rguenther@suse.de>
7706 PR tree-optimization/70288
7707 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7708 we do not estimate unsimplified all-constant conditionals or
7709 switches as optimized away.
7711 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7713 PR rtl-optimization/69102
7714 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7715 when we have a readonly dependency context.
7717 2016-03-18 Jeff Law <law@redhat.com>
7719 PR rtl-optimization/70263
7720 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7721 (update_equiv_regs): When trying to move a store to after the insn
7722 that sets the source of the store, make sure the store occurs after
7723 the insn that sets the source of the store. When successful note
7724 the REG_EQUIV note created in the dump file.
7726 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7727 Bernd Schmidt <bschmidt@redhat.com>
7729 * doc/extend.texi: Document more potential problems with basic asms.
7731 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7733 PR rtl-optimization/70278
7734 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7737 2016-03-18 Jason Merrill <jason@redhat.com>
7739 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7741 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7743 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7744 values to 128b regs.
7746 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7748 PR tree-optimization/70252
7749 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7750 boolean vector has a proper number of elements.
7751 (supportable_narrowing_operation): Likewise.
7753 2016-03-18 Tom de Vries <tom@codesourcery.com>
7756 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7758 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7760 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7761 instead of replace_rtx for DEBUG_INSNs.
7763 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7765 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7766 load type reservations.
7768 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7771 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7772 define_constraint for "Q" and "T" constraints.
7774 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7776 Tweak the pipeline model for Exynos M1
7778 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7781 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7784 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7785 where one or both locations aren't within a line_map.
7787 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7790 * opts.c (finish_options): Don't set flag_pie to the default if
7791 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7794 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7796 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7797 true as ALL_REGS argument to replace_rtx.
7799 2016-03-17 Richard Biener <rguenther@suse.de>
7802 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7805 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7808 * rtl.h (replace_rtx): Add ALL_REGS argument.
7809 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7810 equality and assert mode is the same, instead of just rtx pointer
7812 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7813 true as ALL_REGS argument to replace_rtx.
7815 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7817 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7818 for boolean vector with vector mode only.
7819 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7821 2016-03-17 Nick Clifton <nickc@redhat.com>
7824 * config/rx/rx.c (rx_print_integer): Print negative constants in
7827 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7830 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7832 2016-03-16 Richard Henderson <rth@redhat.com>
7833 Richard Biener <rguenth@suse.de>
7838 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7839 first operand as is_gimple_condexpr.
7844 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7845 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7846 Do not gimplify the result.
7847 (do_unop): Adjust call to tree_vec_extract.
7848 (do_binop): Likewise.
7849 (do_compare): Likewise.
7850 (do_plus_minus): Likewise.
7851 (do_negate): Likewise.
7852 (expand_vector_condition): Likewise.
7853 (do_cond): Likewise.
7855 2016-03-16 Richard Henderson <rth@redhat.com>
7858 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7859 (aarch64_classify_address): Use it.
7860 (aarch64_legitimize_address): Force all subexpressions of PLUS
7861 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7863 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7864 Richard Biener <rguenth@suse.de>
7867 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7868 return to even if only REGNO is equal, and assert
7871 2016-03-11 Jeff Law <law@redhat.com>
7873 PR rtl-optimization/70224
7874 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7876 2016-03-16 Richard Henderson <rth@redhat.com>
7879 * function.h (struct function): Add has_forced_label_in_static.
7880 * gimplify.c (force_labels_r): Set it.
7881 * lto-streamer-in.c (input_struct_function_base): Read it.
7882 * lto-streamer-out.c (output_struct_function_base): Write it.
7883 * tree-inline.c (has_label_address_in_static_1): Remove.
7884 (copy_forbidden): Remove fndecl parameter; test
7885 has_forced_label_in_static.
7886 (inline_forbidden_p): Update call to copy_forbidden.
7887 (tree_versionable_function_p): Likewise.
7888 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7889 (chkp_versioning): Likewise.
7890 * tree-inline.h (copy_forbidden): Update decl.
7892 2016-03-16 Marek Polacek <polacek@redhat.com>
7895 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7896 function being thunked if the result type doesn't have fixed size.
7897 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7898 doesn't have fixed size.
7900 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7902 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7903 reporting malformed loop nest.
7905 2016-03-16 Tom de Vries <tom@codesourcery.com>
7908 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7909 nodes.length () == 1 test to before first nodes[0] access.
7911 2016-03-16 Tom de Vries <tom@codesourcery.com>
7913 PR tree-optimization/68715
7914 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7917 2016-03-16 Tom de Vries <tom@codesourcery.com>
7919 PR tree-optimization/68809
7920 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7923 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7924 Sandra Loosemore <sandra@codesourcery.com>
7926 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7927 on leaf attribute. Mention ELF interposition problems.
7929 2016-03-16 Alan Modra <amodra@gmail.com>
7931 PR rtl-optimization/69195
7932 PR rtl-optimization/47992
7933 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7936 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7939 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7941 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7943 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7945 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7947 PR rtl-optimization/70222
7948 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7949 optimization if mode is different from result_mode, queue up masking
7950 of the result in outer_op. Formatting fix.
7953 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7956 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7958 PR rtl-optimization/69032
7959 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7960 looping backwards over basic block insns.
7962 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7965 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7966 to non-speculative when propagating trap bits.
7968 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7970 PR rtl-optimization/63384
7971 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7974 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7977 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7978 factored out from ...
7979 (sched_analyze_insn): ... here.
7980 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7981 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7982 get_implicit_reg_pending_clobbers in it.
7983 (setup_id_reg_sets): Use setup_id_implicit_regs.
7984 (deps_init_id): Ditto.
7986 2016-03-15 Tom de Vries <tom@codesourcery.com>
7989 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7991 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7992 execute_function_dump.
7993 (execute_one_pass): Don't dump function if it will be dumped after ipa
7996 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7998 * genrecog.c (match_pattern_2): If pred is NULL don't call
7999 safe_predicate_mode on it.
8001 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8004 * lra-constraints.c (delete_move_and_clobber): Change assertion
8005 to also allow dregno == 0.
8007 2016-03-14 Richard Henderson <rth@redhat.com>
8010 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8011 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8012 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8013 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8016 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8019 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8021 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8023 * lra-constraints.c (split_reg): For hard regs, try to find the
8024 biggest single-register mode used in the function.
8026 2016-03-14 Richard Biener <rguenther@suse.de>
8028 PR tree-optimization/56365
8029 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8030 constants to compare against.
8032 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8035 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8036 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8037 (define_split for the GPR case): Use int_reg_operand instead of
8038 gpc_reg_operand for the output.
8040 2016-03-14 Tom de Vries <tom@codesourcery.com>
8042 PR tree-optimization/70045
8043 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8044 create_empty_if_region_on_edge argument.
8046 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8048 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8049 (STACK_CHECK_PROTECT): Likewise.
8050 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8051 (STACK_CHECK_PROTECT): Likewise.
8052 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8053 (STACK_CHECK_PROTECT): Likewise.
8054 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8055 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8056 (STACK_CHECK_PROTECT): Likewise.
8058 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8060 PR rtl-optimization/69307
8061 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8062 registers in modes that span more than one register.
8064 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8067 * lra-constraints.c (delete_move_and_clobber): New.
8068 (remove_inheritance_pseudos): Use it.
8070 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8073 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8074 the libcall is LCT_THROW.
8075 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8076 for the checking routine.
8078 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8081 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8082 optimization if we have direct move.
8083 (roundu32<mode>2_fprs): Likewise.
8085 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8088 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8090 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8091 Arguments swapped. All callers changed. Take reg_renumber into
8092 account, and Calculate and compare register ranges for hard regs.
8094 2016-03-11 Jeff Law <law@redhat.com>
8096 PR tree-optimization/70190
8097 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8098 Handle cases where we can not extract the taken edge, even though we
8099 found a constant value.
8101 PR tree-optimization/64058
8102 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8103 (num_coalesce_pairs): Move up earlier in file.
8104 (find_coalesce_pair): Initialize the INDEX field for each pair
8106 (compare_pairs): No longer sort on the elements in each pair.
8107 Instead break ties with the index of the coalesce pair.
8109 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8112 * config/aarch64/aarch64-protos.h
8113 (aarch64_save_restore_target_globals): New prototype.
8114 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8115 Call the above when popping pragma.
8116 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8118 (aarch64_set_current_function): Rewrite using the above.
8120 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8122 PR tree-optimization/70177
8123 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8124 (extract_ops_from_tree): ... this. In the 2 argument
8125 overload remove _1 suffix.
8126 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8127 (extract_ops_from_tree): ... this.
8128 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8130 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8131 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8132 extract_ops_from_tree instead of 2 operand one.
8134 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8136 PR tree-optimization/70013
8137 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8138 for constant-pool entries.
8140 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8142 PR rtl-optimization/70174
8143 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8144 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8146 PR tree-optimization/70169
8147 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8148 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8151 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8152 Jakub Jelinek <jakub@redhat.com>
8155 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8156 of uninitialized values.
8158 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8160 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8162 ("*trunctddd2"): New pattern definition.
8163 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8166 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8168 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8169 definitions for BFP and DFP rounding modes.
8170 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8171 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8172 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8173 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8176 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8178 * config/s390/constraints.md: Adjust comment.
8179 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8180 s390_decompose_addrstyle_without_index.
8181 * config/s390/predicates.md (shift_count_or_setmem_operand):
8182 Rename to setmem_operand.
8183 * config/s390/s390-protos.h
8184 (s390_decompose_shift_count): Rename to
8185 s390_decompose_addrstyle_without_index.
8186 * config/s390/s390.c (s390_decompose_shift_count)
8187 (s390_mem_constraint, print_shift_count_operand)
8188 (print_operand_address, print_operand): Rename
8189 s390_decompose_shift_count to
8190 s390_decompose_addrstyle_without_index and rename
8191 print_shift_count_operand to print_addrstyle_operand troughout the
8193 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8194 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8195 Rename shift_count_or_setmem_operand to setmem_operand.
8196 * config/s390/vx-builtins.md ("vec_insert<mode>")
8197 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8200 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8203 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8204 Handle overlapping retval and newval.
8206 2016-03-10 Nick Clifton <nickc@redhat.com>
8209 * config/aarch64/aarch64.c
8210 (aarch64_override_options_after_change_1): When forcing
8211 flag_omit_frame_pointer to be true, use a special value that can
8212 be detected if this function is called again, thus preventing
8213 flag_omit_leaf_frame_pointer from being forced to be false.
8215 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8217 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8218 Set x_flag_omit_leaf_frame_pointer when handling
8219 -momit-leaf-frame-pointer.
8221 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8224 * cgraph.c (cgraph_node::dump): Dump split_part and
8225 indirect_call_target.
8226 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8227 * ipa.c (has_addr_references_p): Cleanup.
8228 (is_indirect_call_target_p): New.
8229 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8230 called indirectly as local.
8231 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8233 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8236 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8237 on cxa_pure_virtual.
8239 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8242 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8244 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8247 * tree.c (need_assembler_name_p): Only record main variant type names.
8249 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8252 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8253 Always define to 0 or 1.
8254 (TARGET_FIX_ERR_A53_843419): New macro.
8255 * config/aarch64/aarch64-elf-raw.h
8256 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8257 * config/aarch64/aarch64-linux.h: Likewise.
8258 * config/aarch64/aarch64.c
8259 (aarch64_override_options_after_change_1): Do not default
8260 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8262 (aarch64_attributes): Handle fix-cortex-a53-843419.
8263 (aarch64_can_inline_p): Likewise.
8264 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8266 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8267 Jakub Jelinek <jakub@redhat.com>
8269 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8270 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8271 DECL_COMMONS if flag_unconstrained_commons is set.
8272 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8273 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8274 (funconstrained-commons): Document.
8276 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8278 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8279 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8281 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8283 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8284 has a proper number of elements.
8286 2016-03-10 Alan Modra <amodra@gmail.com>
8288 PR rtl-optimization/69195
8289 PR rtl-optimization/47992
8290 * ira.c (recorded_label_ref): Delete.
8291 (update_equiv_regs): Return void.
8292 (indirect_jump_optimize): New function.
8293 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8294 before regstat_compute_ri. Don't rebuild_jump_labels here.
8295 Delete update_regstat.
8297 2016-03-10 Richard Biener <rguenther@suse.de>
8299 PR tree-optimization/70128
8300 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8301 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8303 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8305 PR tree-optimization/70152
8306 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8307 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8310 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8311 instead of gen_sse2_loadlpd.
8312 * config/i386/sse.md (*vec_concatv2df): Rename to...
8313 (vec_concatv2df): ... this.
8315 PR tree-optimization/70127
8316 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8318 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8322 * diagnostic-show-locus.c (compatible_locations_p): New function.
8323 (layout::layout): Sanitize ranges using compatible_locations_p.
8325 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8329 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8330 location_range param with three const expanded_locations * and a
8332 (layout::layout): Replace call to
8333 rich_location::lazily_expand_location with get_expanded_location.
8334 Extract the range and perform location expansion here, passing
8335 the results to the layout_range ctor.
8336 * diagnostic.c (source_range::debug): Delete.
8337 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8338 of rich_location::get_expanded_location.
8339 * gcc-rich-location.c (get_range_for_expr): Delete.
8340 (gcc_rich_location::add_expr): Reimplement to avoid the
8341 rich_location::add_range overload that took a location_range,
8342 passing a location_t instead.
8344 2016-03-09 Richard Biener <rguenther@suse.de>
8345 Jakub Jelinek <jakub@redhat.com>
8347 PR tree-optimization/70138
8348 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8349 Also skip vect_double_reduction_def.
8351 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8354 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8355 if the operand is "m".
8357 2016-03-09 Nathan Sidwell <nathan@acm.org>
8359 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8361 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8363 * config/i386/i386.c (processor_target_table): Fix cost table
8364 intialization order for znver1.
8366 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8368 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8369 - becuase -> because.
8370 * ipa-reference.c (ignore_module_statics): Likewise.
8371 * cgraph.c (cgraph_node::get_body): Likewise.
8372 * ipa-inline.c (early_inliner): Likewise.
8373 * ipa-devirt.c (types_same_for_odr): Likewise.
8374 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8375 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8377 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8379 * tree-ssa-math-opts.c: Fix typo in comment.
8381 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8384 * config/i386/i386.c (scalar_chain::make_vector_copies,
8385 scalar_chain::convert_reg): Call end_sequence in between
8386 get_insns and emit_conversion_insns rather than after both
8389 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.h (machine_function): Add
8393 pc_thunk_call_expanded flag.
8394 (ix86_pc_thunk_call_expanded): New define.
8395 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8396 (*set_got): Rename insn pattern from set_got.
8397 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8398 * config/i386/i386.c (ix86_compute_frame_layout): Use
8399 ix86_pc_thunk_call_expanded to prevent red-zone.
8401 2016-03-07 Martin Jambor <mjambor@suse.cz>
8403 * hsa.h (hsa_get_ctor_statements): Declare.
8404 (hsa_get_dtor_statements): Likewise.
8405 (hsa_get_kernel_dispatch_type): Likewise.
8406 * hsa.c (hsa_get_ctor_statements): New function.
8407 (hsa_get_dtor_statements): Likewise.
8408 (hsa_get_kernel_dispatch_type): Likewise.
8409 * hsa-brig.c (hsa_cdtor_statements): Removed.
8410 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8411 hsa_get_dtor_statements.
8412 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8413 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8415 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8417 * config/arm/arm-cores.def (cortex-r8): New.
8418 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8419 * config/arm/arm-tune.md: Likewise.
8420 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8422 2016-03-07 Martin Sebor <msebor@redhat.com>
8424 PR rtl-optimization/19705
8425 * doc/invoke.texi (Options That Control Optimization): Clarify
8426 -fno-branch-count-reg.
8428 2016-02-26 Richard Biener <rguenther@suse.de>
8429 Jeff Law <law@redhat.com>
8431 PR tree-optimization/69740
8432 * cfghooks.c (remove_edge): Request loop fixups if we delete
8433 an edge that might turn an irreducible loop into a natural
8435 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8436 Move after definition of loops_state_clear.
8438 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8440 PR rtl-optimization/69052
8441 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8444 2016-03-07 Tom de Vries <tom@codesourcery.com>
8446 PR tree-optimization/70116
8447 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8448 is_tm_ending stmts and ubsan/asan internal functions.
8449 (find_duplicate): Use it. Don't test is_tm_ending here.
8451 2016-03-07 Richard Biener <rguenther@suse.de>
8453 PR tree-optimization/70115
8454 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8455 (propagate_constants_for_unrolling): Use replace_uses_by.
8457 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8460 * omp-low.c (struct oacc_loop): Add ifns.
8461 (new_oacc_loop_raw): Initialize it.
8462 (finish_oacc_loop): Clear mask & flags if no ifns.
8463 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8464 (oacc_loop_xform_loop): Add ifns arg & adjust.
8465 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8467 2016-03-07 Richard Henderson <rth@redhat.com>
8470 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8471 (insert_value_copy_on_edge): Likewise.
8473 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8475 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8477 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8480 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8482 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8484 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8486 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8488 Fix sseimul type attribute.
8489 * config/i386/znver1.md
8490 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8491 znver1_sseimul_avx256_load) : Fix the type attribute.
8492 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8493 pipe usage and latency.
8495 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8498 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8499 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8502 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8505 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8507 PR rtl-optimization/69941
8508 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8509 the reg share its mode.
8511 2016-03-04 Jeff Law <law@redhat.com>
8513 PR tree-optimization/69196
8514 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8515 If the both SSA_NAMEs are anonymous, then consider them unassociated
8516 and include the PHI in the statement count.
8518 2016-03-05 Tom de Vries <tom@codesourcery.com>
8520 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8521 construct in oacc routine. Check for oacc region in oacc routine.
8523 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8526 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8527 2016-02-22 changes, instead don't recurse if RECUR is already true.
8528 Don't change *dynamic_check if RECUR. Adjust recursive caller
8529 to pass true to the new argument.
8530 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8533 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8534 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8536 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8538 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8540 PR rtl-optimization/57676
8541 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8544 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8546 * tree-vect-patterns.c (search_type_for_mask): Handle
8547 comparison of booleans.
8549 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8551 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8555 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8556 all other ops that have dw_val_class_die_ref operands,
8557 and DW_OP_GNU_entry_value.
8559 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8561 PR rtl-optimization/69904
8562 * config/arm/arm.c (arm_cannot_copy_insn_p):
8563 Return true for load-exclusive instructions.
8565 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8568 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8569 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8570 the pattern no matter if it is used just by non-pattern, pattern
8572 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8573 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8574 oprnd1 def_stmt is in pattern, don't look through it.
8576 2016-03-03 Marek Polacek <polacek@redhat.com>
8579 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8581 2016-03-03 Martin Liska <mliska@suse.cz>
8583 PR tree-optimization/70043
8584 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8585 previous statement if we see a debug statement.
8587 2016-03-03 Richard Biener <rguenther@suse.de>
8589 PR tree-optimization/55936
8590 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8591 parameter and guard unsafe equivalence use.
8592 (vrp_evaluate_conditional_warnv_with_ops): Always use
8593 safe equivalences but not via the quadratic compare_names
8596 2016-03-03 Michael Collison <michael.collison@linaro.org>
8599 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8600 for operand 1 to s_register_operand. Change predicate for operand
8601 2 to arm_not_immediate_operand.
8603 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8605 * doc/tm.texi: Regenerated.
8607 2016-03-02 Richard Henderson <rth@redhat.com>
8610 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8611 simplification when all args are positive non-fixed registers.
8613 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8615 * target.def (lra_p): Specify that new ports should use LRA.
8617 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8620 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8621 gimplify_type_sizes the type they refer to.
8622 (omp_notice_variable): Handle reference vars to VLAs.
8623 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8624 reference to VLA decls in the second pass instead of first pass.
8626 2016-03-02 Tom de Vries <tom@codesourcery.com>
8628 PR tree-optimization/68659
8629 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8630 new_expr == NULL_TREE.
8631 (get_new_name): Handle ADDR_EXPR.
8633 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8635 PR rtl-optimization/69052
8636 * loop-invariant.c (canonicalize_address): New function.
8637 (inv_can_prop_to_addr_use): Check validity of address expression
8638 which is canonicalized by above function.
8640 2016-03-02 Alan Modra <amodra@gmail.com>
8643 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8646 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8649 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8650 (*movhi_internal): Put mask moves from and to memory separately
8651 from moves from/to GPRs.
8653 2016-03-02 Richard Biener <rguenther@suse.de>
8655 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8656 GENERIC expressions in GIMPLE.
8658 2016-03-02 Richard Biener <rguenther@suse.de>
8660 * config/i386/i386.c (type_natural_mode): Fix typo.
8662 2016-03-02 Nick Clifton <nickc@redhat.com>
8664 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8666 2016-03-02 Richard Biener <rguenther@suse.de>
8667 Uros Bizjak <ubizjak@gmail.com>
8670 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8672 2016-03-02 Richard Biener <rguenther@suse.de>
8675 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8677 2016-03-02 Marek Polacek <polacek@redhat.com>
8680 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8681 "is promoted to" warning.
8683 2016-03-01 DJ Delorie <dj@redhat.com>
8685 * config.gcc: Deprecate mep-*.
8687 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8690 * lra-constraints.c (regno_val_use_in): New.
8691 (match_reload): Use it instead of regno_use_in.
8693 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8695 PR rtl-optimization/70007
8696 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8697 references present in REG_EQUAL notes attached to non-SET patterns.
8699 2016-03-01 Jeff Law <law@redhat.com>
8701 PR tree-optimization/69196
8702 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8703 Appropriately clamp the number of statements to copy when the
8704 thread path does not traverse a loop backedge.
8706 PR tree-optimization/69196
8707 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8708 Do count some PHIs in the thread path against the insn count. Decrease
8709 final statement count by one as the control statement in the last
8710 block will get removed. Remove special cased code for handling PHIs
8713 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8716 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8717 asm dialect alternatives to explicit GOTPCREL calls.
8719 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8722 * ira.c (do_reload): Issue warning for generic stack checking here...
8723 * reload1.c (reload): ...instead of here and streamline it.
8725 2016-03-01 Nick Clifton <nickc@redhat.com>
8727 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8729 2016-03-01 Richard Biener <rguenther@suse.de>
8731 PR tree-optimization/69983
8732 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8733 types and fall back to operand_equal_p.
8735 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8738 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8740 * config/s390/constraints.md ("jm8"): New constraint.
8741 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8743 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8745 ("*setmem_long<setmem_and>"): New pattern.
8746 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8748 ("*setmem_long_31z<setmem_and>"): New pattern.
8749 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8750 New substitution rules with the required attributes.
8753 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8756 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8758 * gensupport.c (process_substs_on_one_elem): Split loop to
8759 complete mark_operands_used_in_match_dup on all expressions in the
8761 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8762 and remove function.
8764 2016-03-01 Richard Biener <rguenther@suse.de>
8767 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8768 vector BIT_FIELD_REF extract.
8770 2016-03-01 Richard Biener <rguenther@suse.de>
8772 PR tree-optimization/69994
8773 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8775 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8777 PR tree-optimization/69956
8778 * tree-vect-stmts.c (supportable_widening_operation): Support
8779 multi-step conversion of boolean vectors.
8780 (supportable_narrowing_operation): Likewise.
8782 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8784 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8789 * config/s390/subst.md (DSI_VI): New mode iterator.
8790 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8791 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8792 the insn definition.
8793 ("*vec_set<mode>"): Change predicate and add alternative to
8794 support only either register or const_int operands as element
8796 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8798 ("vec_extract<mode>"): New expander.
8799 ("*vec_extract<mode>"): New insn definition supporting reg and
8800 const_int element selectors.
8801 ("*vec_extract<mode>_plus"): New insn definition supporting
8802 reg+const_int element selectors.
8803 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8804 following expander+insn definition.
8805 ("<vec_shifts_name><mode>3"): New expander.
8806 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8810 * config/s390/s390.md ("*tabort_1"): Change predicate to
8811 nonmemory_operand. Add a second alternative to cover
8812 register as well as const int operands.
8813 ("*tabort_1_plus"): New pattern definition.
8815 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8817 * config/s390/s390.md ("*ashrdi3_cc_31")
8818 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8819 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8820 Merge insn definitions into ...
8821 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8822 New pattern definition.
8823 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8824 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8825 ("*ashr<mode>3_and"): Merge insn definitions into ...
8826 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8827 New pattern definition.
8828 * config/s390/subst.md ("addr_style_op_cc_subst")
8829 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8830 substitutions patterns plus attributes.
8831 Add ashiftrt to SUBST iterator.
8833 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8835 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8836 op2 to nonmemory_operand.
8837 ("*<shift>di3_31", "*<shift>di3_31_and"):
8838 Merge into single pattern definition ...
8839 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8840 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8841 pattern definition ...
8842 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8843 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8846 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8848 * config/s390/predicates.md (const_int_6bitset_operand): New
8850 * config/s390/s390.md: Include subst.md.
8851 ("rotl<mode>3"): New expander.
8852 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8854 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8855 * config/s390/subst.md: New file.
8857 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8859 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8860 Remove RRR type. It doesn't really exist.
8861 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8863 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8864 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8865 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8866 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8867 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8868 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8869 `enabled' attribute.
8871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8873 * gensupport.c (process_substs_on_one_elem): Split loop to
8874 complete mark_operands_used_in_match_dup on all expressions in the
8876 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8877 and remove function.
8879 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8882 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8883 (CEIL_NWORDS): ...this. Use CEIL macro.
8884 (compute_fp_layout): Adjust to above renaming.
8885 (function_arg_union_value): Likewise.
8886 (sparc_arg_partial_bytes): Likewise.
8887 (sparc_function_arg_advance): Likewise.
8889 2016-02-29 Jeff Law <law@redhat.com>
8891 PR tree-optimization/70005
8892 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8893 where an object with a boolean range is compared against a value
8896 PR tree-optimization/69999
8897 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8898 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8901 2016-02-29 Richard Biener <rguenther@suse.de>
8903 PR tree-optimization/69994
8904 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8905 (get_unary_op): Look through nop conversions.
8906 (ops_equal_values_p): New function, look for equality diregarding
8908 (eliminate_plus_minus_pair): Use ops_equal_values_p
8909 (repropagate_negates): Do not use get_unary_op here.
8911 2016-02-29 Martin Liska <mliska@suse.cz>
8913 * system.h: Poison ENABLE_CHECKING macro.
8915 2016-02-29 Martin Liska <mliska@suse.cz>
8917 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8918 is presented in dump flags.
8919 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8920 (hsa_regalloc): Likewise.
8922 2016-02-19 Richard Biener <rguenther@suse.de>
8924 PR tree-optimization/69980
8925 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8926 permutation of those we need to keep.
8928 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8931 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8932 (NWORDS_UP): ...this
8933 (init_cumulative_args): Minor tweaks.
8934 (sparc_promote_function_mode): Likewise.
8935 (scan_record_type): Delete.
8936 (traverse_record_type): New function template.
8937 (classify_data_t): New structure type.
8938 (classify_registers): New inline function.
8939 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8940 exhausted. Instantiate traverse_record_type on classify_registers and
8941 deal with the case of a structure passed in slot #15 with no FP field
8943 (assign_data_t): New structure type.
8944 (compute_int_layout): New static function.
8945 (compute_fp_layout): Likewise.
8946 (count_registers): New inline function.
8947 (assign_int_registers): New static function.
8948 (assign_fp_registers): Likewise.
8949 (assign_registers): New inline function.
8950 (function_arg_record_value_1): Delete.
8951 (function_arg_record_value_2): Likewise.
8952 (function_arg_record_value_3): Likewise.
8953 (function_arg_record_value): Adjust to above changes. Instantiate
8954 traverse_record_type on count_registers to first count the number of
8955 registers to be used and then on assign_registers to assign them.
8956 (function_arg_union_value): Adjust to above renaming.
8957 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8958 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8959 case of a structure passed in slot #15
8960 (sparc_function_arg_advance): Likewise.
8961 (function_arg_padding): Minor tweak.
8963 2016-02-29 Richard Biener <rguenther@suse.de>
8965 PR tree-optimization/69720
8966 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8967 the adjustment_def path for possibly vectorized defs.
8968 (vect_create_epilog_for_reduction): Handle vectorized initial
8971 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8973 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8975 2016-02-27 Jeff Law <law@redhat.com>
8978 2016-02-26 Richard Biener <rguenther@suse.de>
8979 Jeff Law <law@redhat.com>
8981 PR tree-optimization/69740
8982 * cfghooks.c (remove_edge): Request loop fixups if we delete
8983 an edge that might turn an irreducible loop into a natural
8986 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8988 PR rtl-optimization/69896
8989 * tree-vect-generic.c (get_compute_type): Avoid single element
8992 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8994 Rename the AArch64 tuning option and related functions to enable the
8995 Newton series for the reciprocal square root to reflect its
8996 approximative characteristic.
8998 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8999 function to "aarch64_emit_approx_rsqrt".
9000 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9001 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9002 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9003 (xgene1_tunings): Likewise.
9004 (use_rsqrt_p): Likewise.
9005 (aarch64_emit_swrsqrt): Use new function name.
9006 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9007 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9008 text explaining this option.
9009 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9011 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9014 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9015 complain about -mallow-movmisalign without -mvsx if
9016 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9018 2016-02-26 Joel Sherrill <joel@rtems.org>
9020 * config.gcc: Add x86_64-*-rtems*.
9021 * config/i386/rtems-64.h: New file.
9023 2016-02-26 Joel Sherrill <joel@rtems.org>
9025 * config.gcc: Add aarch64-*-rtems*.
9026 * config/aarch64/rtems.h: New file.
9028 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9031 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9032 shift amount using %h. Add comment.
9034 2016-02-26 Richard Biener <rguenther@suse.de>
9035 Jeff Law <law@redhat.com>
9037 PR tree-optimization/69740
9038 * cfghooks.c (remove_edge): Request loop fixups if we delete
9039 an edge that might turn an irreducible loop into a natural
9042 2016-02-26 Martin Jambor <mjambor@suse.cz>
9045 * tree-sra.c (sra_modify_assign): Do not remove loads of
9046 uninitialized aggregates to SSA_NAMEs.
9048 2016-02-26 Richard Henderson <rth@redhat.com>
9051 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9052 pseudo in case the target rtx matches the source of the left
9055 2016-02-26 Martin Jambor <mjambor@suse.cz>
9058 * hsa.h (hsa_type_packed_p): Declare.
9059 * hsa.c (hsa_type_packed_p): New function.
9060 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9062 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9063 * hsa-brig.c (emit_basic_insn): Likewise.
9065 2016-02-26 Martin Jambor <mjambor@suse.cz>
9068 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9070 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9072 2016-02-26 Martin Jambor <mjambor@suse.cz>
9074 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9075 hsa_op_with_type operands.
9076 (hsa_unsigned_type_for_type): Declare.
9077 * hsa.c (hsa_unsigned_type_for_type): New function.
9078 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9079 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9080 the finalizer. Do not emit extra move.
9082 2016-02-26 Martin Jambor <mjambor@suse.cz>
9084 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9085 atomic operations in private segment.
9087 2016-02-26 Martin Jambor <mjambor@suse.cz>
9089 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9090 statements to wi->info. Also disallow omp simd constructs.
9091 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9092 for not gridifying. Dump special string for omp_for.
9094 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9097 * config/aarch64/aarch64.c (aarch64_set_current_function):
9098 Save/restore target globals when switching to
9099 target_option_default_node.
9101 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9104 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9105 Return 0 if !SHIFT_COUNT_TRUNCATED.
9107 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9108 Eric Botcazou <ebotcazou@adacore.com>
9110 PR rtl-optimization/69891
9111 * dse.c (scan_insn): If we can't figure out memset arguments
9112 or they are non-constant, call clear_rhs_from_active_local_stores.
9114 2016-02-26 Martin Liska <mliska@suse.cz>
9116 * doc/extend.texi: Mention clog10, clog10f an clog10l
9117 in Builtins section.
9119 2016-02-26 Martin Liska <mliska@suse.cz>
9121 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9123 (resolve_args_picking_1): Likewise.
9124 * dwarf2out.h (struct GTY): Likewise.
9126 2016-02-26 Martin Liska <mliska@suse.cz>
9128 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9130 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9132 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9133 Martin Liska <mliska@suse.cz>
9135 * doc/install.texi: Mention --enable-valgrind-annotations.
9137 2016-02-26 Richard Biener <rguenther@suse.de>
9139 PR tree-optimization/69551
9140 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9141 looking through aliases adjust DECL_PT_UID to refer to the
9142 ultimate alias target.
9144 2016-02-25 Martin Liska <mliska@suse.cz>
9147 * alloc-pool.c (after_memory_report): New variable.
9148 * alloc-pool.h (base_pool_allocator ::release): Do not use
9149 the infrastructure if after_memory_report.
9150 * toplev.c (toplev::main): Mark after memory report.
9152 2016-02-25 Richard Biener <rguenther@suse.de>
9154 PR tree-optimization/48795
9155 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9157 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9160 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9161 offloading is enabled and -fopenacc or -fopenmp is specified.
9162 (CRTOFFLOADEND): Likewise.
9163 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9164 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9165 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9166 (offload_objects_file_name): New static var.
9167 (tool_cleanup): Remove offload_objects_file_name file.
9168 (find_offloadbeginend): Replace with ...
9169 (find_crtoffloadtable): ... this.
9170 (run_gcc): Remove offload_argc and offload_argv.
9171 Get offload_objects_file_name from -foffload-objects=... option.
9172 Read names of object files with offload from this file, pass them to
9173 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9174 don't pass offloadbegin and offloadend to the linker. Don't pass
9175 offload non-LTO files to the linker, because now they're not claimed.
9177 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9180 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9181 on builtin_unreachable.
9183 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9185 PR rtl-optimization/69896
9186 * regcprop.c: Include cfgrtl.h.
9187 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9188 than remembered mode, either delete it (if noop_move_p), or
9189 treat like copy_p but not noop_p instruction.
9191 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9194 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9195 - allow NULL decl for Fortran DW_TAG_common_block variables.
9197 2016-02-24 Jason Merrill <jason@redhat.com>
9199 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9201 2016-02-24 Richard Biener <rguenther@suse.de>
9202 Jakub Jelinek <jakub@redhat.com>
9205 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9206 conditionally executed ops to well-defined overflow behavior.
9208 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9211 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9214 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9216 PR rtl-optimization/69886
9217 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9218 argument. Use it when checking validity of set instructions.
9219 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9220 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9222 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9223 * store-motion.c (find_moveable_store): Update
9224 can_assign_to_reg_without_clobbers_p callsite.
9226 2016-02-24 Richard Biener <rguenther@suse.de>
9229 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9231 (record_nonwrapping_iv): Do not fall back to the low/high bound
9232 for non-constant IV bases if the stmt is not always executed.
9234 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9236 * config/arm/arm-cores.def (cortex-a32): New entry.
9237 * config/arm/arm-tables.opt: Regenerate.
9238 * config/arm/arm-tune.md: Regenerate.
9239 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9240 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9241 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9242 for -mcpu and -mtune.
9244 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9247 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9248 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9249 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9250 (atomic_loaddi_1): Delete.
9251 (atomic_loaddi): Rewrite expander using the above changes.
9253 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9256 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9259 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9260 Richard Biener <rguenth@suse.de>
9263 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9264 set_mem_attributes if tem is SSA_NAME which got expanded
9267 2016-02-24 Richard Biener <rguenther@suse.de>
9269 PR tree-optimization/69907
9270 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9271 end of permutations for BB vectorization.
9273 2016-02-24 Christian Bruel <christian.bruel@st.com>
9275 * config/arm/arm-c.c (arm_option_override): Initialize
9276 target_option_current_node.
9277 * config/arm/arm.c (arm_pragma_target_parse): Replace
9278 build_target_option_node call by target_option_current_node.
9279 Set target_option_current_node.
9282 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9285 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9286 define_insn_and_split to define_insn.
9287 (zero_extendqi<mode>2_dot2): Same.
9288 (extendqi<mode>2_dot): Same.
9289 (extendqi<mode>2_dot2): Same.
9291 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9293 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9294 and add bypass for AES{D,E} and AESMC pairs.
9295 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9298 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9300 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9301 series for reciprocal square root in Exynos M1.
9303 2016-02-23 Martin Sebor <msebor@redhat.com>
9306 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9307 __builtin_alloca_with_align.
9309 2016-02-23 Richard Henderson <rth@redhat.com>
9311 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9312 (ix86_register_pragmas): Remove __seg_tls.
9313 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9314 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9315 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9316 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9317 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9318 * doc/extend.texi (__seg_tls): Remove item.
9320 2016-02-23 Richard Biener <rguenther@suse.de>
9322 * alloc-pool.h (struct allocation_object): Make id member
9323 conditional on CHECKING_P again.
9324 (get_instance): Adjust.
9325 (base_pool_allocator): Likewise.
9327 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9329 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9330 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9332 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9334 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9336 2016-02-23 Richard Biener <rguenther@suse.de>
9338 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9339 * bitmap.h (struct bitmap_usage): Likewise.
9340 (bitmap_move): Declare.
9341 * bitmap.c (register_overhead): Take size_t argument.
9342 (bitmap_move): New function.
9343 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9344 to properly account overhead.
9345 * tree.c (free_node): Use tree_size.
9347 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9350 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9351 when inverting comparison.
9354 * common.opt (Wunreachable-code): Add Warning flag.
9356 2016-02-23 Mark Wielaard <mjw@redhat.com>
9357 Jakub Jelinek <jakub@redhat.com>
9360 * cgraphunit.c (check_global_declaration): Check main_input_filename
9361 and DECL_SOURCE_FILE are not NULL.
9363 2016-02-23 Martin Jambor <mjambor@suse.cz>
9365 PR tree-optimization/69666
9366 * tree-sra.c (sra_modify_assign): Do not attempt to create
9367 default_def replacements for unscalarizable regions.
9369 2016-02-20 Mark Wielaard <mjw@redhat.com>
9372 * cgraphunit.c (check_global_declaration): Check level of
9373 warn_unused_const_variable and main_input_filename.
9374 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9375 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9376 (-Wunused-const-variable): Explain levels 1 and 2.
9378 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9381 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9382 identical arguments. Formatting and spelling fixes.
9385 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9390 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9391 and m68k-devices.def.
9392 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9393 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9395 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9397 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9398 and HImode registers.
9400 2016-02-22 Richard Biener <rguenther@suse.de>
9402 PR tree-optimization/69882
9403 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9404 preserve permutations present because of gaps.
9405 (vect_supported_load_permutation_p): Always continue checking
9406 permutations after vect_attempt_slp_rearrange_stmts.
9408 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9410 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9411 min_profitable_estimate, rather than min_profitable_iters.
9413 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9416 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9417 SImode for last match_operand.
9419 2016-02-22 Martin Liska <mliska@suse.cz>
9421 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9422 return bitsize - 1 as the return value.
9424 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9428 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9429 Handle negative shift counts.
9430 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9431 force_reg on the shift constant.
9432 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9433 (lshrsi3_d): Handle negative shift counts.
9435 2016-02-22 Richard Biener <rguenther@suse.de>
9436 Tom de Vries <tom@codesourcery.com>
9438 * graph.c: Include dumpfile.h.
9439 (print_graph_cfg): Split into three overloads.
9440 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9442 2016-02-22 Tom de Vries <tom@codesourcery.com>
9444 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9447 2016-02-22 Richard Biener <rguenther@suse.de>
9450 * ipa-inline-transform.c (inline_call): When not updating
9451 overall summaries adjust self size by the growth estimate.
9452 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9453 hash-set, do not update overall summaries here. Renamed from ...
9454 (inline_to_all_callers): ... this which is now wrapping the
9455 above and performing delayed overall summary update.
9456 (early_inline_small_functions): Delay updating of the overall
9459 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9461 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9464 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9467 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9468 :%* in %:gt() argument.
9469 (greater_than_spec_func): Adjust for expecting only numbers,
9470 if there are more than two numbers, compare the last two.
9472 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9474 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9475 -Wnarrowing with -std.
9477 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9480 * expr.c (store_field): Don't use bit-field path if exp is
9481 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9482 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9483 and the assignment can be performed by bitwise copy. Formatting
9487 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9488 call copy_reg_eh_region_note_forward on before and/or after sequences
9489 and remove note from insn if it no longer can throw.
9492 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9495 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9497 * config/s390/vector.md: Add missing commutative operand markers
9498 to the patterns which qualify for one.
9499 * config/s390/vx-builtins.md: Likewise.
9501 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9503 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9504 types to mode iterators.
9505 (vec_double): ... and mode attribute.
9506 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9508 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9510 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9511 Change the predicate of op2 from nonimmediate to general and let
9512 reload fix it if necessary.
9514 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9516 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9518 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9520 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9523 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9525 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9526 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9527 * config/s390/s390.md ("movstr<P:mode>"): Call
9528 s390_expand_vec_movstr.
9530 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9532 * config/s390/s390.md: Add missing output modifier for operand 1
9533 to print it as address properly.
9535 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9537 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9538 * config/s390/2964.md: New file.
9539 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9540 of insn grouping attributes depending on the CPU level.
9541 (s390_get_unit_mask): New function.
9542 (s390_sched_score): Remove the OOO from the scheduling macros.
9543 Add loop to calculate a score for the instruction mix.
9544 (s390_sched_reorder): Likewise plus improve debug output.
9545 (s390_sched_variable_issue): Rename macros as above. Calculate
9546 the unit distances after actually scheduling an insn. Improve
9548 (s390_sched_init): Clear last_scheduled_unit_distance array.
9549 * config/s390/s390.md: Include 2964.md.
9551 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9554 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9555 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9556 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9557 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9558 *avx512f_<code>v8div16qi2_mask_1): New insns.
9560 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9563 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9566 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9567 earlyclobber from target. Use wF constraint for fused memory
9569 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9571 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9572 Martin Liska <mliska@suse.cz>
9575 * cfgexpand.c (asan_sanitize_stack_p): New function.
9576 (partition_stack_vars): Use the function.
9577 (expand_stack_vars): Likewise.
9578 (defer_stack_allocation): Likewise.
9579 (expand_used_vars): Likewise.
9581 2016-02-18 Richard Biener <rguenther@suse.de>
9584 * fold-const.c (operand_equal_p): Properly compare offsets for
9585 IMAGPART_EXPR and ARRAY_REF.
9587 2016-02-18 Nick Clifton <nickc@redhat.com>
9591 * config/arm/arm.c (arm_option_override_internal): Disable
9592 interworking if the target does not support thumb instructions.
9593 (arm_reload_in_hi): Handle the case where a register to register
9594 move needs reloading because there is no simple pattern to handle
9596 (arm_reload_out_hi): Likewise.
9598 2016-02-18 Richard Biener <rguenther@suse.de>
9601 * match.pd: Don't use fold_binary or fold_unary for folding
9604 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9607 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9608 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9609 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9610 warn on gimple_no_warning_p statements.
9612 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9614 * doc/extend.texi (C++ Attributes): Correct description of
9615 warn_unused type attribute.
9617 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9619 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9620 correct instruction.
9622 2016-02-17 Richard Biener <rguenther@suse.de>
9624 PR rtl-optimization/69609
9625 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9626 (find_traces_1_round): When ending a trace update cached priority
9628 (bb_to_key): Use cached priority when available.
9629 (copy_bb): Initialize cached priority.
9630 (reorder_basic_blocks_software_trace_cache): Likewise.
9632 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9635 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9637 (aarch64_comparison_operator): Break overly long line into two.
9638 (aarch64_comparison_operation): Likewise.
9639 * config/aarch64/aarch64.md (cstorecc4): Use
9640 aarch64_comparison_operator_mode instead of
9641 aarch64_comparison_operator.
9642 (cstore<mode>4): Likewise.
9643 (aarch64_cstore<mode>): Likewise.
9644 (*cstoresi_insn_uxtw): Likewise.
9645 (cstore<mode>_neg): Likewise.
9646 (*cstoresi_neg_uxtw): Likewise.
9648 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9651 * config/arm/predicates.md (arm_comparison_operator_mode):
9653 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9654 instead of arm_comparison_operator.
9655 (*mov_negscc): Likewise.
9656 (*mov_notscc): Likewise.
9657 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9658 (*thumb2_mov_negscc): Likewise.
9659 (*thumb2_mov_negscc_strict_it): Likewise.
9660 (*thumb2_mov_notscc): Likewise.
9661 (*thumb2_mov_notscc_strict_it): Likewise.
9663 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9665 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9668 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9670 * config/visium/visium.c (machine_libfunc_index): New enum.
9671 (machine_libfuncs): New structure.
9672 (visium_libfuncs): New static variable.
9673 (TARGET_INIT_LIBFUNCS): Define to...
9674 (visium_init_libfuncs): ...this. New function.
9675 (expand_block_move_4): Use the appropriate libfunc.
9676 (expand_block_move_2): Likewise.
9677 (expand_block_move_1): Likewise.
9678 (expand_block_set_4): Likewise.
9679 (expand_block_set_2): Likewise.
9680 (expand_block_set_1): Likewise.
9681 (visium_trampoline_init): Likewise.
9683 2016-02-17 Nick Clifton <nickc@redhat.com>
9685 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9686 TI's devices.csv file as of March 2016.
9688 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9691 * opts-global.c (handle_common_deferred_options): Introduce and
9692 initialize two global variables to remember command-line options
9693 specifying a stack-limiting register.
9694 * opts.h: Add extern declarations of the two new global variables.
9695 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9696 variable based on the values of the two new global variables.
9698 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9701 * common.opt (Wnonnull-compare): New warning.
9702 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9703 of arguments against NULL.
9704 (-Wnonnull-compare): Document.
9705 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9706 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9707 * passes.def (pass_warn_nonnull_compare): Add.
9708 * gimple-ssa-nonnull-compare.c: New file.
9710 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9712 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9713 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9715 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9717 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9718 reciprocal sqrt for -mlow-precision-recip-sqrt.
9720 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9721 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9723 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9724 always use lane loads to construct non-constant vectors.
9726 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9728 * config/aarch64/aarch64.md
9729 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9730 constraints for operand 3.
9731 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9733 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9734 Richard Biener <rguenther@suse.de>
9736 PR tree-optimization/69820
9737 * tree-vect-patterns.c (type_conversion_p): Return false if
9738 *orig_type is unsigned single precision or boolean.
9739 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9742 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9744 PR rtl-optimization/69764
9745 PR rtl-optimization/69771
9746 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9747 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9749 2016-02-16 Richard Biener <rguenther@suse.de>
9751 PR tree-optimization/69776
9752 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9754 (indirect_refs_may_alias_p): Likewise.
9755 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9756 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9757 according to tbaa_p.
9758 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9759 (optimize_stmt): For redundant store discovery do not allow tbaa.
9761 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9763 PR tree-optimization/69714
9764 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9765 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9767 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9769 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9770 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9771 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9772 * config/arc/arc.c (arc_init): Check FPU options.
9773 (get_arc_condition_code): Handle new CC_FPU* modes.
9774 (arc_select_cc_mode): Likewise.
9775 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9776 register pair only. Allow access for ARCv2 accumulator.
9777 (gen_compare_reg): Whenever we have FPU support use FPU compare
9779 (arc_reorg): Don't generate brcc insns when FPU compare
9780 instructions are involved.
9781 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9782 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9783 floating point emulation.
9784 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9785 (REVERSE_CONDITION): Add new CC_FPU* modes.
9786 (TARGET_FP_SP_BASE): Define.
9787 (TARGET_FP_DP_BASE): Likewise.
9788 (TARGET_FP_SP_FUSED): Likewise.
9789 (TARGET_FP_DP_FUSED): Likewise.
9790 (TARGET_FP_SP_CONV): Likewise.
9791 (TARGET_FP_DP_CONV): Likewise.
9792 (TARGET_FP_SP_SQRT): Likewise.
9793 (TARGET_FP_DP_SQRT): Likewise.
9794 (TARGET_FP_DP_AX): Likewise.
9795 * config/arc/arc.md (ARCV2_ACC): New constant.
9796 (type): New fpu type attribute.
9797 (SDF): Conditional iterator.
9798 (cstore<mode>, cbranch<mode>): Change expand condition.
9799 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9800 handles FPU/FPX cases as well.
9801 * config/arc/arc.opt (mfpu): New option.
9802 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9804 (adddf3, muldf3, subdf3): Removed.
9805 * config/arc/predicates.md (proper_comparison_operator): Recognize
9807 * config/arc/fpu.md: New file.
9808 * doc/invoke.texi (ARC Options): Document mfpu option.
9810 2016-02-16 Richard Biener <rguenther@suse.de>
9812 PR rtl-optimization/69291
9813 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9814 noce_operand_ok check.
9816 2016-02-16 Tom de Vries <tom@codesourcery.com>
9819 * omp-low.c (simd_clone_create): Remove call to
9820 symtab->call_cgraph_insertion_hooks.
9822 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9824 PR tree-optimization/69802
9825 * tree-ssa-reassoc.c (update_range_test): If op is
9826 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9827 op == 1 test of precision 1 integral op, otherwise handle
9828 that case as op itself. Fix up formatting.
9829 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9832 2016-02-16 Richard Biener <rguenther@suse.de>
9834 PR tree-optimization/69586
9835 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9836 types for conversion sources.
9838 2016-02-16 Richard Biener <rguenther@suse.de>
9841 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9842 mask OEP_ADDRESS_OF.
9844 2016-02-16 Alan Modra <amodra@gmail.com>
9847 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9848 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9849 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9851 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9852 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9853 (p8_fmrgow_<mode>): Likewise.
9854 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9856 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9857 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9858 to use movdi_internal64. Remove op0_di.
9859 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9861 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9863 Add support for the FCCMP insn types
9865 * config/aarch64/aarch64.md (fccmp): Change insn type.
9867 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9868 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9869 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9870 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9871 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9872 * config/arm/types.md (fccmps): Add new insn type.
9875 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9877 * alias.c (get_alias_set): Fix a typo in comment.
9879 2016-02-15 Richard Biener <rguenther@suse.de>
9881 PR tree-optimization/69595
9882 * match.pd: Complete range test simplification to true.
9884 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9886 PR rtl-optimization/69648
9887 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9888 pic_offset_table_rtx.
9890 PR rtl-optimization/69752
9891 * ira.c (update_equiv_regs): When looking for more than a single SET,
9892 also take other side effects into account.
9894 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9896 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9897 for z900+ CPUs in 31-bit mode.
9899 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9901 * common/config/s390/s390-common.c (s390_supports_split_stack):
9903 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9904 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9905 * config/s390/s390.c (struct machine_function): New field
9906 split_stack_varargs_pointer.
9907 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9908 in s390_emit_prologue.
9909 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9911 (morestack_ref): New global.
9912 (SPLIT_STACK_AVAILABLE): New macro.
9913 (s390_expand_split_stack_prologue): New function.
9914 (s390_live_on_entry): New function.
9915 (s390_va_start): Use split-stack vararg pointer if appropriate.
9916 (s390_asm_file_end): Emit the split-stack note sections.
9917 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9918 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9919 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9920 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9921 (split_stack_prologue): New expand.
9922 (split_stack_space_check): New expand.
9923 (split_stack_data): New insn.
9924 (split_stack_call): New expand.
9925 (split_stack_call_*): New insn.
9926 (split_stack_cond_call): New expand.
9927 (split_stack_cond_call_*): New insn.
9929 2016-02-15 Richard Biener <rguenther@suse.de>
9931 PR tree-optimization/69783
9932 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9933 Add trivially correct cases.
9935 2016-02-15 Tom de Vries <tom@codesourcery.com>
9938 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9940 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9942 2016-02-15 Richard Biener <rguenther@suse.de>
9944 PR tree-optimization/69776
9945 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9946 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9947 indicate whether we can use TBAA to disambiguate against stores.
9948 Use alias-set zero if not.
9949 (visit_reference_op_store): Do not use TBAA when looking up
9951 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9952 (eliminate_dom_walker::before_dom_children): But not when looking
9953 up redundant stores.
9955 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9957 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9959 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9961 * config/i386/znver1.md
9962 (znver1_pop, znver1_pop_mem,
9963 znver1_load_imov_double_store,
9964 znver1_load_imov_direct_store,
9965 znver1_load_imov_direct_load,
9966 znver1_load_imov_double_load): Add new.
9967 (znver1_insn, znver1_insn_load): Add icmov type.
9969 znver1_sseavx_fma_load,
9971 znver1_avx256_fma_load): Fix pipe usage.
9973 2016-02-14 Alan Modra <amodra@gmail.com>
9976 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9977 with an invalid hard reg, reload just the reg not the entire
9978 pre/post-inc/dec address expression.
9980 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9983 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9984 fixed R1_REG scratch reg.
9985 (sibcall_value_pcrel_fdpic): Likewise.
9987 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9991 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9993 2016-02-12 Walter Lee <walt@tilera.com>
9995 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9996 * config/tilegx/t-tilegx: Likewise.
9998 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10001 * diagnostic-show-locus.c (struct line_span): New struct.
10002 (layout::get_first_line): Delete.
10003 (layout::get_last_line): Delete.
10004 (layout::get_num_line_spans): New member function.
10005 (layout::get_line_span): Likewise.
10006 (layout::print_heading_for_line_span_index_p): Likewise.
10007 (layout::get_expanded_location): Likewise.
10008 (layout::calculate_line_spans): Likewise.
10009 (layout::m_first_line): Delete.
10010 (layout::m_last_line): Delete.
10011 (layout::m_line_spans): New field.
10012 (layout::layout): Update comment. Replace m_first_line and
10013 m_last_line with m_line_spans, replacing their initialization
10014 with a call to calculate_line_spans.
10015 (diagnostic_show_locus): When printing source lines and
10016 annotations, rather than looping over a single span
10017 of lines, instead loop over each line_span within
10018 the layout, with an inner loop over the lines within them.
10019 Call the context's start_span callback when changing line spans.
10020 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10021 (diagnostic_build_prefix): Break out the building of the location
10022 part of the string into...
10023 (diagnostic_get_location_text): ...this new function, rewriting
10024 it from nested ternary expressions to a sequence of "if"
10026 (default_diagnostic_start_span_fn): New function.
10027 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10028 (diagnostic_context::start_span): New field.
10029 (default_diagnostic_start_span_fn): New prototype.
10031 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10034 * gcc.c (driver::finalize): Fix cleanup of "specs".
10036 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10040 * gcc.c (driver::driver): Initialize m_option_suggestions.
10041 (driver::~driver): Clean up m_option_suggestions.
10042 (suggest_option): Convert to...
10043 (driver::suggest_option): ...this, and split out into
10044 driver::build_option_suggestions and find_closest_string.
10045 (driver::build_option_suggestions): New function, from
10046 first half of suggest_option. Special-case
10047 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10048 the sanitizer_opts array. For options of enum types, add the
10049 various enum values to the candidate strings.
10050 (driver::handle_unrecognized_options): Remove "const".
10051 * gcc.h (driver::handle_unrecognized_options): Likewise.
10052 (driver::build_option_suggestions): New decl.
10053 (driver::suggest_option): New decl.
10054 (driver::m_option_suggestions): New field.
10055 * opts-common.c (add_misspelling_candidates): New function.
10056 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10057 and make non-static.
10058 * opts.h (sanitizer_opts): New array decl.
10059 (add_misspelling_candidates): New function decl.
10060 * spellcheck.c (find_closest_string): New function.
10061 * spellcheck.h (find_closest_string): New function decl.
10063 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10065 PR rtl-optimization/69764
10066 PR rtl-optimization/69771
10067 * optabs.c (expand_binop_directly): For shift_optab_p, force
10068 convert_modes with VOIDmode if xop1 has VOIDmode.
10070 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10073 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10074 to correctly determine instrumentation thunks.
10076 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10079 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10080 type by reference, force lhs on the call.
10083 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10084 Compute retval and retbnd early in all cases if split_part_return_p
10085 and return_bb is not EXIT. Remove all clobber stmts and reset
10086 all debug stmts that refer to SSA_NAMEs defined in split part,
10087 except if it is retval, in that case replace the old retval with the
10088 lhs of the call to the split part.
10090 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10093 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10095 PR middle-end/66726
10096 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10097 whose result is used in PHI.
10098 (maybe_optimize_range_tests): Likewise.
10099 (final_range_test_p): Likweise.
10101 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10103 PR middle-end/66726
10104 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10105 whose result is used in PHI.
10106 (maybe_optimize_range_tests): Likewise.
10107 (final_range_test_p): Likweise.
10109 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10111 * cgraph.c: Spelling fixes - behaviour -> behavior and
10112 neighbour -> neighbor.
10113 * target.def: Likewise.
10114 * sel-sched.c: Likewise.
10115 * config/mips/mips.c: Likewise.
10116 * config/arc/arc.md: Likewise.
10117 * config/arm/cortex-a57.md: Likewise.
10118 * config/arm/arm.c: Likewise.
10119 * config/arm/neon.md: Likewise.
10120 * config/arm/arm-c.c: Likewise.
10121 * config/vms/vms-c.c: Likewise.
10122 * config/s390/s390.c: Likewise.
10123 * config/i386/znver1.md: Likewise.
10124 * config/i386/i386.c: Likewise.
10125 * config/ia64/hpux-unix2003.h: Likewise.
10126 * config/msp430/msp430.md: Likewise.
10127 * config/rx/rx.c: Likewise.
10128 * config/rx/rx.md: Likewise.
10129 * config/aarch64/aarch64-simd.md: Likewise.
10130 * config/aarch64/aarch64.c: Likewise.
10131 * config/nvptx/nvptx.c: Likewise.
10132 * config/bfin/bfin.c: Likewise.
10133 * config/cris/cris.opt: Likewise.
10134 * config/rs6000/rs6000.c: Likewise.
10135 * target.h: Likewise.
10136 * spellcheck.c: Likewise.
10137 * ira-build.c: Likewise.
10138 * tree-inline.c: Likewise.
10139 * builtins.c: Likewise.
10140 * lra-constraints.c: Likewise.
10141 * explow.c: Likewise.
10142 * hwint.h: Likewise.
10143 * targhooks.c: Likewise.
10144 * tree-vect-data-refs.c: Likewise.
10145 * expr.c: Likewise.
10146 * doc/tm.texi: Likewise.
10147 * doc/extend.texi: Likewise.
10148 * doc/install.texi: Likewise.
10149 * doc/md.texi: Likewise.
10150 * tree-ssa-tail-merge.c: Likewise.
10151 * sched-int.h: Likewise.
10152 * match.pd: Likewise.
10153 * sched-ebb.c: Likewise.
10154 * target.def (omit_struct_return_reg): Likewise.
10155 * gimple-ssa-isolate-paths.c: Likewise.
10156 (find_implicit_erroneous_behaviour): Renamed to...
10157 (find_implicit_erroneous_behavior): ... this.
10158 (find_explicit_erroneous_behaviour): Renamed to...
10159 (find_explicit_erroneous_behavior): ... this.
10160 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10162 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10164 PR rtl-optimization/64682
10165 PR rtl-optimization/69567
10166 PR rtl-optimization/69737
10167 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10168 in I2 as well, just lose it.
10170 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10172 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10174 (aarch64_last_printed_tune_string): Likewise.
10175 (aarch64_declare_function_name): Only output .arch assembler
10176 directive if it will be different from the previously output
10177 directive. Same for .tune comment but only if -dA is set.
10178 (aarch64_start_file): New function.
10179 (TARGET_ASM_FILE_START): Define.
10181 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10184 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10186 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10189 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10190 -Wmaybe-uninitialized warning.
10192 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10195 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10197 2016-02-11 Richard Biener <rguenther@suse.de>
10199 PR rtl-optimization/69291
10200 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10201 subexpressions affected by changing the result.
10203 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10206 * lra-constraints.c (curr_insn_transform): Find in/out operands
10207 for secondary memory moves. Update dups.
10209 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10211 PR tree-optimization/69652
10212 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10213 to nested loop, did source re-formatting, skip debug statements,
10214 add check on statement with volatile operand, remove dead scalar
10217 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10218 Patrick Palka <ppalka@gcc.gnu.org>
10222 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10223 calls if the return type is TREE_ADDRESSABLE.
10224 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10225 * ipa-split.c (split_function): Fix doubled "we" in comment.
10226 Use void return type for the split part even if
10227 !split_point->split_part_set_retval.
10229 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10231 PR tree-optimization/68021
10232 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10233 when computing the value of biv cand by itself.
10235 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10237 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10238 (cortexa57_tunings): Likewise.
10239 (cortexa72_tunings): Likewise.
10240 (arch_macro_fusion_pair_p): Add support for AES fusion.
10241 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10242 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10243 Allow virtual registers before reload so early scheduling works.
10244 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10245 correct latency and pipeline.
10246 (cortex_a57_crypto_complex): Likewise.
10247 (cortex_a57_crypto_xor): Likewise.
10248 (define_bypass): Add AES bypass.
10250 2016-02-10 Richard Biener <rguenther@suse.de>
10252 PR tree-optimization/69726
10253 * passes.def: Add DCE pass before late uninit.
10254 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10255 really fixup if-conversions job.
10257 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10259 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10260 (arm_cortex_a57_tune): Likewise.
10261 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10262 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10264 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10266 * timevar.def (TV_PHASE_DBGINFO): Delete.
10267 (TV_PHASE_CHECK_DBGINFO): Likewise.
10268 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10270 2016-02-10 Richard Biener <rguenther@suse.de>
10272 PR tree-optimization/69719
10273 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10274 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10276 2016-02-09 Andrew Pinski <apinski@cavium.com>
10279 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10280 get_vcond_mask_icode returns false.
10282 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10285 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10286 an ADDIS that adds a pointer to a large constant that sets the
10287 upper16 bits with a load operation.
10289 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10292 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10294 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10296 (vzipq_s16): Likewise.
10297 (vzipq_s32): Likewise.
10298 (vzipq_f32): Likewise.
10299 (vzipq_u8): Likewise.
10300 (vzipq_u16): Likewise.
10301 (vzipq_u32): Likewise.
10302 (vzipq_p8): Likewise.
10303 (vzipq_p16): Likewise.
10305 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10308 * config/arm/arm.c (neon_endian_lane_map): New function.
10309 (neon_vector_pair_endian_lane_map): New function.
10310 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10311 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10313 (vuzpq_s16): Likewise.
10314 (vuzpq_s32): Likewise.
10315 (vuzpq_f32): Likewise.
10316 (vuzpq_u8): Likewise.
10317 (vuzpq_u16): Likewise.
10318 (vuzpq_u32): Likewise.
10319 (vuzpq_p8): Likewise.
10320 (vuzpq_p16): Likewise.
10322 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10325 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10328 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10330 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10331 truncate const_int operand 1 to QImode.
10333 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10335 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10336 corresponding to an abnormal edge.
10338 2016-02-09 Tom de Vries <tom@codesourcery.com>
10340 PR tree-optimization/69599
10341 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10343 (find_func_aliases_for_builtin_call, find_func_clobbers)
10344 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10347 2016-02-09 Richard Biener <rguenther@suse.de>
10349 PR tree-optimization/69715
10350 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10351 LHS on calls as non-rewritable.
10353 2016-02-09 Tom de Vries <tom@codesourcery.com>
10356 * lto-wrapper.c (append_diag_options): New function.
10357 (compile_offload_image): Call append_diag_options.
10359 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10362 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10363 Minor copy-edit to fix verb tenses.
10365 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10367 PR tree-optimization/69209
10368 * ipa-split.c (split_function): If split part is not
10369 returning retval, retval has gimple type but is not
10370 gimple value, force it into a SSA_NAME first.
10372 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10374 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10377 2016-02-08 Jason Merrill <jason@redhat.com>
10380 * convert.c (convert_to_integer_1): Check dofold on truncation
10382 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10383 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10384 Rename from *_nofold.
10385 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10386 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10388 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10391 * tree.c (build_common_tree_nodes): Remove short_double argument.
10392 All callers changed.
10393 * tree.h (build_common_tree_nodes): Adjust declaration.
10394 * doc/invoke.texi (-fshort-double): Remove documentation.
10395 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10396 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10397 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10398 (append_linker_options): Don't handle OPT_fshort_double.
10400 PR rtl-optimization/68730
10401 * lra-remat.c (insn_to_cand_activation): New static variable.
10402 (lra_remat): Allocate and free it.
10403 (create_cand): New arg activation. Initialize a field in
10404 insn_to_cand_activation if it is nonnull.
10405 (create_cands): Pass the activation insn to create_cand when making
10406 a candidate involving an output reload. Reorganize code a little.
10407 (do_remat): Keep track of active status of candidates in a separate
10410 2016-02-08 Richard Biener <rguenther@suse.de>
10412 PR tree-optimization/69719
10413 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10414 Properly use absolute of the difference of the two offsets to
10415 compare or adjust the segment length.
10417 2016-02-08 Richard Biener <rguenther@suse.de>
10418 Jeff Law <law@redhat.com>
10421 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10422 types for anonymous SSA names.
10424 2016-02-08 Richard Biener <rguenther@suse.de>
10426 PR rtl-optimization/69274
10427 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10429 2016-02-08 Jeff Law <law@redhat.com>
10431 PR tree-optimization/65917
10432 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10433 equivalences from if (x == y) style conditionals.
10434 (loop_depth_of_name): Remove.
10435 (record_equality): Remove loop depth check.
10436 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10437 (const_and_copies::record_const_or_copy_raw): New member function.
10438 * tree-ssa-scopedtables.c
10439 (const_and_copies::record_const_or_copy_raw): New, factored out of
10440 (const_and_copies::record_const_or_copy): Call new member function.
10442 2016-02-05 Jeff Law <law@redhat.com>
10444 PR tree-optimization/68541
10445 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10446 (count_stmts_in_block): New function.
10447 (poor_ifcvt_candidate_code): Likewise.
10448 (is_feasible_trace): Add some heuristics to determine when path
10449 splitting is profitable.
10450 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10451 is a diamond with a single exit.
10453 2016-02-05 Martin Sebor <msebor@redhat.com>
10456 * doc/invoke.texi: Update -Wplacement-new to take an optional
10459 2016-02-06 Richard Henderson <rth@redhat.com>
10462 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10463 out of non-standard address spaces.
10465 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10467 PR rtl-optimization/69691
10468 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10470 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10472 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10473 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10474 (*ieee128_mfvsrd_64bit): Likewise.
10475 (*ieee128_mfvsrd_32bit): Likewise.
10477 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10481 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10483 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10484 instrumented_version.
10486 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10488 * doc/invoke.texi (Optimize Options): In table of --param options
10489 rename second occurrence of tracer-min-branch-ratio to
10490 tracer-min-branch-probability, rename
10491 tracer-min-branch-ratio-feedback to
10492 tracer-min-branch-probability-feedback and clarify description,
10493 rename sched-spec-state-edge-prob-cutoff to
10494 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10495 to selsched-insns-to-rename, rename lto-minpartition to
10496 lto-min-partition, delete reorder-blocks-duplicate and
10497 reorder-blocks-duplicate-feedback.
10499 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10501 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10504 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10506 * doc/extend.texi: S/390: Correct some typos.
10508 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10510 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10512 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10515 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10516 (s390_register_info_gprtofpr): Use new macros above.
10517 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10519 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10520 its name. Adjust restore and save gpr ranges.
10521 (s390_register_info_set_ranges): New function.
10522 (s390_register_info): Use new macros above. Call
10523 s390_register_info_set_ranges.
10524 (s390_optimize_register_info): Likewise.
10525 (s390_hard_regno_rename_ok): Use new macros.
10526 (s390_hard_regno_scratch_ok): Likewise.
10527 (s390_emit_epilogue): Likewise.
10528 (s390_can_use_return_insn): Likewise.
10529 (s390_optimize_prologue): Likewise.
10530 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10532 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10535 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10537 (ix86_option_override_internal): Disable TARGET_STV even for
10538 -m{incoming,preferred}-stack-boundary=3.
10540 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10542 * config.gcc: Mark deprecated rtems targets as obsolete.
10544 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10546 PR rtl-optimization/64682
10547 PR rtl-optimization/69567
10548 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10549 before I2 only if the register is both used and set in I2.
10551 2016-02-04 DJ Delorie <dj@redhat.com>
10553 * config/msp430/msp430.c (msp430_start_function): Add function type.
10555 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10558 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10560 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10562 PR rtl-optimization/69577
10564 2015-10-29 Richard Henderson <rth@redhat.com>
10568 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10569 sse check to the exact conditions of PR 67609.
10571 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10574 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10575 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10576 not allowed into the traditional Altivec registers.
10577 (movtd_64bit_nodm): Likewise.
10578 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10580 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10582 * config/aarch64/cortex-a57-fma-steering.c
10583 (aarch64_register_fma_steering): Remove "static" from arguments
10586 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10589 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10590 twice when complex.
10592 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10594 * doc/invoke.texi: Delete -mno-fma4.
10596 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10598 PR rtl-optimization/69577
10599 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10600 (find_subregs_of_mode): Update accordingly. Iterate over partial
10603 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10605 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10606 * config/arm/arm.c (neon_reinterpret): Remove.
10607 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10608 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10609 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10610 vreinterpretti): Remove.
10611 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10612 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10613 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10614 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10615 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10616 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10617 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10618 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10619 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10620 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10621 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10622 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10623 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10624 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10625 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10626 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10627 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10628 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10629 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10630 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10631 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10632 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10633 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10634 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10635 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10636 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10637 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10638 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10639 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10640 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10641 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10642 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10643 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10644 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10645 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10646 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10647 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10648 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10649 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10650 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10651 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10652 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10653 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10654 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10655 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10656 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10657 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10658 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10659 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10660 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10661 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10662 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10663 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10664 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10665 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10666 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10667 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10668 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10669 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10670 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10671 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10672 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10673 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10674 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10675 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10676 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10677 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10678 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10679 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10680 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10681 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10682 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10683 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10684 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10685 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10686 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10687 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10688 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10689 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10690 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10691 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10692 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10693 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10694 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10695 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10696 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10697 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10698 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10699 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10700 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10701 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10702 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10703 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10704 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10705 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10706 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10707 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10708 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10709 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10710 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10711 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10712 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10713 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10715 2016-02-04 Martin Liska <mliska@suse.cz>
10718 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10719 that are gimple_store_p.
10720 (maybe_instrument_call): Likewise.
10722 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10724 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10725 register scaling out of memory reference and comment why.
10727 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10731 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10732 folding the source of a SET.
10734 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10738 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10739 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10741 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10745 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10748 2016-02-04 Christian Bruel <christian.bruel@st.com>
10750 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10751 * config/arm/arm.c (arm_set_current_function): Likewise.
10753 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10754 Ilya Enkovich <enkovich.gnu@gmail.com>
10755 H.J. Lu <hongjiu.lu@intel.com>
10758 * config/i386/i386.c (convert_scalars_to_vector): Remove
10759 stack alignment fixes.
10760 (ix86_option_override_internal): Disable TARGET_STV if stack
10761 might not be aligned enough.
10762 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10764 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10766 * config/i386/x86-tune.def: Disable default prefetching
10769 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10770 Vladimir Makarov <vmakarov@redhat.com>
10773 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10774 in validating fused toc addresses.
10776 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10779 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10780 range->m_caret fields if range->m_show_caret_p is false.
10783 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10784 Force oldval into register if it does not satisfy reg_or_short_operand
10785 predicate. Fix up formatting.
10787 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10788 Alexandre Oliva <aoliva@redhat.com>
10791 * lra-constraints.c (simplify_operand_subreg): Check additionally
10792 address validity after potential reloading.
10793 (process_address_1): Check insns validity. In case of failure do
10796 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10799 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10802 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10804 * wide-int.cc (canonize_uhwi): New function.
10805 (wi::divmod_internal): Use it.
10807 2016-02-02 James Norris <jnorris@codesourcery.com
10809 * gimplify.c (omp_notice_variable): Add usage check.
10811 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10813 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10814 like LE, GE, LT, GT when emitting relational operator.
10816 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10818 * ira-costs.c (find_costs_and_classes): Add extra argument.
10819 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10820 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10821 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10822 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10823 Add best_class parameter, and return it if not ALL_REGS.
10824 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10826 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10827 Update target hook.
10829 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10831 * config/aarch64/aarch64.c
10832 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10833 (aarch64_ira_change_pseudo_allocno_class): New function.
10835 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10838 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10840 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10842 * config/avr/avr.c (avr_option_override): Set
10843 PARAM_ALLOW_STORE_DATA_RACES to 1.
10845 2016-02-02 Richard Biener <rguenther@suse.de>
10847 PR tree-optimization/69595
10848 * match.pd: Add range test simplifications to true/false.
10850 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10852 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10853 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10856 2016-02-02 Richard Biener <rguenther@suse.de>
10858 PR tree-optimization/69606
10859 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10860 info on the result before moving a stmt.
10862 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10864 PR middle-end/68542
10865 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10866 branch with vector comparison.
10867 * config/i386/sse.md (VI48_AVX): New mode iterator.
10868 (define_expand "cbranch<mode>4): Add support for conditional branch
10869 with vector comparison.
10870 * tree-vect-loop.c (optimize_mask_stores): New function.
10871 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10872 has_mask_store field of vect_info.
10873 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10874 vectorized loops having masked stores after vec_info destroy.
10875 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10876 correspondent macros.
10877 (optimize_mask_stores): Add prototype.
10879 2016-02-02 Alan Modra <amodra@gmail.com>
10882 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10885 2016-02-02 Alan Modra <amodra@gmail.com>
10888 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10889 whenever toc_label_name used.
10890 (rs6000_file_start): Don't set up toc section here,
10891 (rs6000_output_function_epilogue): do so here instead,
10892 (rs6000_xcoff_file_start): and here.
10893 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10894 (load_toc_aix_di): Likewise.
10896 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10898 PR rtl-optimization/69592
10899 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10900 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10901 (num_sign_bit_copies_binary_arith_p): New inline function.
10902 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10904 2016-02-01 Jeff Law <law@redhat.com>
10906 PR tree-optimization/69580
10907 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10908 * tree-ssa-threadbackward.c
10909 (fsm_find_control_statement_thread_paths): Do not try to walk
10910 through large PHI nodes.
10912 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10914 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10915 when count is incremented above limit, don't analyze further
10918 * omp-low.c (oacc_parse_default_dims): Avoid
10919 -Wsign-compare warning, make sure value fits into int
10920 rather than just unsigned int.
10922 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10924 PR tree-optimization/67921
10925 * fold-const.c (split_tree): New parameters. Convert pointer
10926 type variable part to proper type before negating.
10927 (fold_binary_loc): Pass new arguments to split_tree.
10929 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10931 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10932 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10933 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10934 * doc/tm.texti: Rebuilt.
10935 * doc/invoke.texi (fopenacc-dim): Document.
10936 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10937 (append_compiler_options): Likewise.
10938 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10939 (oacc_parse_default_dims): New.
10940 (oacc_validate_dims): Add USED arg. Select non-unity default when
10942 (oacc_loop_fixed_partitions): Return mask of used partitions.
10943 (oacc_loop_auto_partitions): Emit dump info.
10944 (oacc_loop_partition): Return mask of used partitions.
10945 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10946 loop partitioning and validation calls.
10948 2016-02-01 Richard Biener <rguenther@suse.de>
10950 PR middle-end/69556
10951 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10953 2016-02-01 Richard Biener <rguenther@suse.de>
10955 PR tree-optimization/69574
10956 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10957 of asserting return chrec_dont_know.
10959 2016-02-01 Martin Liska <mliska@suse.cz>
10961 * mem-stats-traits.h: Add copyright header.
10962 * mem-stats.h: Likewise.
10964 2016-02-01 Richard Biener <rguenther@suse.de>
10966 PR tree-optimization/69579
10967 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10968 Do not propagate through abnormal PHI results.
10970 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10972 * postreload.c (reload_cse_simplify): Remove dead code.
10974 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10976 PR rtl-optimization/69570
10977 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10978 if there is more than one set, not if there is a single set.
10980 2016-02-01 Richard Henderson <rth@redhat.com>
10983 * combine.c (make_compound_operation): When looking through a
10984 subreg, make sure to re-extend to the width of the outer mode.
10986 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10988 PR tree-optimization/69546
10989 * wide-int.cc (wi::divmod_internal): For unsigned division
10990 where both operands fit into uhwi, if o1 is 1 and o0 has
10991 msb set, if divident_prec is larger than bits per hwi,
10992 clear another quotient word and return 2 instead of 1.
10993 Similarly for remainder with msb in HWI set, if dividend_prec
10994 is larger than bits per hwi.
10996 2016-01-29 Martin Jambor <mjambor@suse.cz>
10998 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10999 Use short lowercase names.
11000 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11001 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11002 acq_rel one. Protect warning agains segfaults if
11003 get_memory_order_name returns NULL.
11004 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11005 with release semantics. Do not warn if get_memory_order already did.
11006 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11007 semantics. Fix check for relaxed or acquire semantics. Do not warn
11008 if get_memory_order already did.
11010 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11012 * doc/install.texi: Document that isl-0.16 is supported.
11014 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11017 * config/i386/constraints.md (Bm): Describe as special memory
11019 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11020 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11021 * genpreds.c (struct constraint_data): Add is_special_memory.
11022 (have_special_memory_constraints, special_memory_start): New
11024 (special_memory_end): Ditto.
11025 (add_constraint): Add new arg is_special_memory. Add code to
11026 process its true value. Update have_special_memory_constraints.
11027 (process_define_constraint): Pass the new arg.
11028 (process_define_register_constraint): Ditto.
11029 (choose_enum_order): Process special memory.
11030 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11031 function insn_extra_special_memory_constraint.
11032 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11033 * gensupport.c (process_rtx): Process
11034 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11035 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11036 * ira-lives.c (single_reg_class): Use
11037 insn_extra_special_memory_constraint.
11038 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11039 * lra-constraints.c (process_alt_operands): Ditto.
11040 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11041 * recog.c (asm_operand_ok, preprocess_constraints): Process
11043 * reload.c (find_reloads): Ditto.
11044 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11045 * stmt.c (parse_input_constraint): Use
11046 insn_extra_special_memory_constraint.
11048 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11051 * lra-splill.c (lra_final_code_change): Revert r229087 by
11052 removing all sub-registers.
11054 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11057 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11059 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11062 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11063 SSE1, copy target into the temporary reg first before recursing
11066 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11068 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11071 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11073 * ginclude/stdarg.h: Test __cplusplus instead of
11074 __GXX_EXPERIMENTAL_CXX0X__.
11076 2016-01-29 Richard Biener <rguenther@suse.de>
11078 PR tree-optimization/69547
11079 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11080 Do not mark clobbers necessary.
11081 (mark_all_reaching_defs_necessary_1): Likewise.
11083 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11085 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11086 declaration name with %qs and print it in both error messages.
11087 Also fix indentation.
11089 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11092 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11093 trailing blank line from error message.
11095 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11098 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11101 2016-01-29 Richard Biener <rguenther@suse.de>
11103 PR middle-end/69537
11104 * match.pd: Allow all integral types when simplifying a
11105 widening or sign-changing conversion.
11107 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11109 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11110 back to setting codegen_error to fail codegen.
11112 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11115 * config/i386/constraints.md (C): Only accept constant zero operand.
11116 (BC): New constraint.
11117 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11118 instead of C constraint.
11119 * doc/md.texi (Machine Constraints): Update description
11122 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11125 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11127 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11129 PR middle-end/69542
11130 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11133 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11135 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11136 branches if using guessed profile.
11138 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11140 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11142 2016-01-28 Richard Henderson <rth@redhat.com>
11145 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11146 * config/aarch64/aarch64-protos.h: Update.
11147 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11148 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11149 (aarch64_get_condition_code_1): Handle CC_Cmode.
11150 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11151 (*add<mode>3_compareC_cconly_imm): New.
11152 (*add<mode>3_compareC_cconly): New.
11153 (*add<mode>3_compareC_imm): New.
11154 (add<mode>3_compareC): New.
11155 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11156 to be first. Use aarch64_carry_operation.
11157 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11158 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11159 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11160 (subti3): Use subdi3_compare1.
11161 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11162 (sub<mode>3_compare1): New.
11163 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11164 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11165 (*subsi3_carryin_uxtw): Likewise.
11166 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11167 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11168 * config/aarch64/iterators.md (DWI): New.
11169 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11170 (aarch64_borrow_operation): New.
11172 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11174 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11175 message when isl does not return a valid schedule.
11177 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11179 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11180 Remove comments from class declarations: they are already in the code
11183 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11185 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11187 (ternary_op_to_tree): Same.
11188 (unary_op_to_tree): Same.
11189 (nary_op_to_tree): Same.
11190 (gcc_expression_from_isl_expr_op): Same.
11191 (gcc_expression_from_isl_expression): Same.
11192 (graphite_create_new_loop): Same.
11193 (graphite_create_new_loop_guard): Same.
11194 (build_iv_mapping): Same.
11195 (graphite_create_new_guard): Same.
11196 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11197 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11199 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11201 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11202 instead of setting codegen_error to fail codegen.
11204 2016-01-28 Jason Merrill <jason@redhat.com>
11206 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11208 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11210 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11211 Remove CONST_INT_P check in CCMP cost calculation.
11213 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11215 * config/aarch64/aarch64.c (generic_vector_cost):
11216 Set vec_permute_cost.
11217 (cortexa57_vector_cost): Likewise.
11218 (exynosm1_vector_cost): Likewise.
11219 (xgene1_vector_cost): Likewise.
11220 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11221 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11222 Add vec_permute_cost entry.
11224 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11226 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11228 (add<mode>3_compare0): Likewise.
11229 (addsi3_compare0_uxtw): Likewise.
11230 (add<mode>3nr_compare0): Likewise.
11231 (compare_neg<mode>): Likewise.
11232 (<optab><mode>3): Likewise.
11234 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11236 * tree-vect-stmts.c (vectorizable_comparison): Add
11237 NULL check for vectype.
11239 2016-01-28 Richard Biener <rguenther@suse.de>
11241 PR tree-optimization/69466
11242 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11243 Account for PHIs we couldn't duplicate.
11245 2016-01-28 Martin Liska <mliska@suse.cz>
11248 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11249 instead of ENABLE_VALGRIND_CHECKING.
11251 2016-01-27 Richard Henderson <rth@redhat.com>
11254 * lra-remat.c (subreg_regs): New.
11255 (dump_candidates_and_remat_bb_data): Dump it.
11256 (operand_to_remat): Reject if operand in subreg_regs.
11257 (set_bb_regs): Collect subreg_regs.
11258 (lra_remat): Init and free subreg_regs. Compute
11259 calculate_local_reg_remat_bb_data before create_cands.
11261 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11264 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11265 change stack_alignment_needed for __tls_get_addr call.
11267 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11269 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11271 2016-01-27 Jeff Law <law@redhat.com>
11273 PR tree-optimization/68398
11274 PR tree-optimization/69196
11275 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11276 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11277 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11278 Only count PHIs in the last block in the path. The others will
11279 const/copy propagate away. Add heuristic to allow more irreducible
11280 subloops to be created when it is likely profitable to do so.
11282 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11283 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11284 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11286 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11289 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11290 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11291 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11292 * tree-streamer-in.c: Include asan.h.
11293 (streamer_get_builtin_tree): For builtins in sanitizer
11294 range call initialize_sanitizer_builtins and retry.
11296 2016-01-27 Ian Lance Taylor <iant@google.com>
11298 * common.opt (fkeep-gc-roots-live): New undocumented option.
11299 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11300 -fkeep-gc-roots-live, skip pointers.
11301 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11304 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11308 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11310 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11313 * configure.ac: NetBSD provides SSP in its C library.
11314 * configure: Updated.
11316 2016-01-27 Richard Biener <rguenther@suse.de>
11318 PR tree-optimization/69166
11319 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11320 reduction code for commutativity / associativity.
11322 2016-01-27 Martin Jambor <mjambor@suse.cz>
11324 PR tree-optimization/69355
11325 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11326 total_scalarization fails.
11328 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11330 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11333 2016-01-27 Christian Bruel <christian.bruel@st.com>
11336 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11337 Move arm_reset_previous_fndecl and set_target_option_current_node in
11338 the conditional part. Call save_restore_target_globals.
11339 * config/arm/arm.c (arm_set_current_function):
11340 Refactor to better support #pragma target and attribute mix.
11341 Call save_restore_target_globals.
11342 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11344 2016-01-27 Martin Liska <mliska@suse.cz>
11346 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11347 reference for an HSA kernel and its host function.
11349 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11351 PR tree-optimization/69399
11352 * wide-int.h (wi::lrshift): For larger precisions, only
11353 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11355 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11357 * config/arc/predicates.md (proper_comparison_operator): Reject
11358 constant-constant comparison.
11360 2016-01-26 Tom de Vries <tom@codesourcery.com>
11362 PR tree-optimization/69110
11363 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11364 DR_NUM_DIMENSIONS == 0.
11366 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11367 Sebastian Pop <s.pop@samsung.com>
11369 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11370 isl_ast_op_cond and isl_ast_op_select.
11371 (gcc_expression_from_isl_expr_op): Same.
11373 2016-01-26 Jason Merrill <jason@redhat.com>
11376 * tree.c (recompute_constructor_flags): Split out from
11378 (verify_constructor_flags): New.
11379 * tree.h: Declare them.
11381 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11383 PR rtl-optimization/69217
11384 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11385 are no TYPE_FIELDS set for the record type.
11387 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11390 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11391 toc_label_name unconditionally.
11392 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11393 SYMBOL_REF string. Use toc_label_name instead of constructing
11395 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11396 constructing LCTOC1.
11398 2016-01-26 Martin Sebor <msebor@redhat.com>
11401 * doc/extend.texi (Common Type Attributes): Move text that talks about
11402 attribute packed from attribute aligned to the section discussing
11403 the former attribute for clarity.
11405 2016-01-26 Richard Henderson <rth@redhat.com>
11407 PR middle-end/60908
11408 * trans-mem.c (tm_region_init): Mark entry block as visited.
11410 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11413 * diagnostic-show-locus.c (layout::print_source_line): Replace
11414 call to pp_newline with call to layout::print_newline.
11415 (layout::print_annotation_line): Likewise.
11416 (layout::move_to_column): Likewise.
11417 (layout::print_any_fixits): After printing any fixits, print a
11418 trailing newline, if necessary.
11419 (layout::print_newline): New method, resetting any colorization
11421 (diagnostic_show_locus): Move the pp_newline to before the
11422 early bailout. Remove dummy block enclosing the layout instance.
11423 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11424 of pp_newline_and_flush with pp_flush.
11425 (diagnostic_append_note): Delete use of pp_newline.
11426 (diagnostic_append_note_at_rich_loc): Delete.
11427 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11428 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11429 when newline characters are added to the buffer.
11431 2016-01-26 Michael Matz <matz@suse.de>
11433 * configure.ac (ac_cv_std_swap_in_utility): New test.
11434 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11435 * configure: Regenerate.
11436 * config.in: Regenerate.
11438 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11440 * config/arc/arc.md (cstoresi4): Force operand into register.
11441 (arcset<code>): Fix predicate.
11442 (arcsetltu): Likewise.
11443 (arcsetgeu): Likewise.
11444 (arcsethi): Likewise.
11445 (arcsetls): Likewise.
11447 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11449 PR tree-optimization/69483
11450 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11451 if base has error_mark_node type.
11453 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11456 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11457 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11459 (vget_lane_f16): Handle big-endian.
11460 (vgetq_lane_f16): Likewise.
11461 (vset_lane_f16): Likewise.
11462 (vsetq_lane_f16): Likewise.
11463 * config/arm/iterators.md (VQXMOV): Add V8HF.
11464 (VDQ): Add V4HF and V8HF.
11465 (V_reg): Handle V4HF and V8HF.
11466 (Is_float_mode): Likewise.
11467 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11468 neon_vdup_nv8hf): New patterns.
11469 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11470 Use VD_LANE iterator.
11471 (neon_vld1_dup<mode>): Use VQ2 iterator.
11473 2016-01-26 Nathan Sidwell <nathan@acm.org>
11475 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11476 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11477 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11478 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11479 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11480 (oacc_validate_dims): Add LEVEL arg, don't return level.
11481 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11482 oacc_validate_dims.
11483 (execute_oacc_device_lower): Adjust, add more dump output.
11484 * tree-ssa-loop.c (gate_oacc_kernels): Use
11485 oacc_fn_attrib_kernels_p.
11486 * tree-parloops.c (create_parallel_loop): Adjust
11487 set_oacc_fn_attrib call.
11489 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11492 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11493 (append_compiler_options): Handle -fcilkplus.
11494 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11496 2016-01-26 Nick Clifton <nickc@redhat.com>
11499 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11500 been marked as DECL_ONE_ONLY but we do not the means to make it
11501 so, then do not allow it to bind locally.
11503 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11506 * opts.h (parse_sanitizer_options): New prototype.
11507 * opts.c (sanitizer_opts): New array.
11508 (parse_sanitizer_options): New function.
11509 (common_handle_option): Use parse_sanitizer_options.
11511 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11514 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11515 alignment adjustment to ...
11516 (ix86_update_stack_boundary): Here. Don't over-align stack for
11518 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11519 if __tls_get_addr is called.
11521 2016-01-26 Christian Bruel <christian.bruel@st.com>
11523 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11525 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11527 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11529 2016-01-26 Richard Biener <rguenther@suse.de>
11531 PR middle-end/69467
11532 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11534 2016-01-26 Richard Biener <rguenther@suse.de>
11536 PR tree-optimization/69452
11537 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11538 (move_computations_dom_walker::before_dom_children): Rename
11540 (move_computations_worker): This.
11541 (move_computations): Perform an RPO rather than a DOM walk.
11543 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11546 * combine.c (combine_instructions): For REG_EQUAL note with
11547 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11548 to the underlying register.
11549 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11550 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11552 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11555 * config/aarch64/aarch64-builtins.c
11556 (aarch64_init_simd_builtin_types): Do not set structural
11557 equality to __Poly{8,16,64,128}_t types.
11559 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11561 PR tree-optimization/69400
11562 * wide-int.cc (wi_pack): Take the precision as argument and
11563 perform canonicalization here rather than in the callers.
11564 Use the main loop to handle all full-width HWIs. Add a
11565 zero HWI if in_len isn't a full result.
11566 (wi::divmod_internal): Update accordingly.
11567 (wi::mul_internal): Likewise. Simplify.
11569 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11570 Sebastian Pop <s.pop@samsung.com>
11572 * graphite-poly.c (apply_poly_transforms): Simplify.
11573 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11574 (print_isl_map): Same.
11575 (print_isl_union_map): Same.
11576 (print_isl_schedule): New.
11577 (debug_isl_schedule): New.
11578 * graphite-dependences.c (scop_get_reads): Do not call
11579 isl_union_map_add_map that is undocumented isl functionality.
11580 (scop_get_must_writes): Same.
11581 (scop_get_may_writes): Same.
11582 (scop_get_original_schedule): Remove.
11583 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11584 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11585 (compute_deps): Remove.
11586 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11587 (debug_schedule_ast): New.
11588 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11589 set_separate_option.
11590 (graphite_regenerate_ast_isl): Add dump.
11591 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11592 from scop->transformed_schedule.
11593 (graphite_regenerate_ast_isl): Add more dump.
11594 * graphite-optimize-isl.c (optimize_isl): Set
11595 scop->transformed_schedule. Check whether schedules are equal.
11596 (apply_poly_transforms): Move here.
11597 * graphite-poly.c (apply_poly_transforms): ... from here.
11598 (free_poly_bb): Static.
11599 (free_scop): Static.
11600 (pbb_number_of_iterations_at_time): Remove.
11601 (print_isl_ast): New.
11602 (debug_isl_ast): New.
11603 (debug_scop_pbb): New.
11604 * graphite-scop-detection.c (print_edge): Move.
11605 (print_sese): Move.
11606 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11607 (build_scop_scattering): Remove.
11608 (create_pw_aff_from_tree): Assert instead of bailing out.
11609 (add_condition_to_pbb): Remove unused code, do not fail.
11610 (add_conditions_to_domain): Same.
11611 (add_conditions_to_constraints): Remove.
11612 (build_scop_context): New.
11613 (add_iter_domain_dimension): New.
11614 (build_iteration_domains): Initialize pbb->iterators.
11615 Call add_conditions_to_domain.
11618 (index_outermost_in_loop): New.
11619 (index_pbb_in_loop): New.
11620 (outermost_pbb_in): New.
11621 (add_in_sequence): New.
11622 (add_outer_projection): New.
11623 (outer_projection_mupa): New.
11624 (add_loop_schedule): New.
11625 (build_schedule_pbb): New.
11626 (build_schedule_loop): New.
11627 (embed_in_surrounding_loops): New.
11628 (build_schedule_loop_nest): New.
11629 (build_original_schedule): New.
11630 (build_poly_scop): Call build_original_schedule.
11631 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11632 (free_poly_dr): Remove.
11633 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11634 (free_poly_bb): Remove.
11635 (debug_loop_vec): Remove.
11636 (print_isl_ast): Declare.
11637 (debug_isl_ast): Declare.
11638 (scop_do_interchange): Remove.
11639 (scop_do_strip_mine): Remove.
11640 (scop_do_block): Remove.
11641 (flatten_all_loops): Remove.
11642 (optimize_isl): Remove.
11643 (pbb_number_of_iterations_at_time): Remove.
11644 (debug_scop_pbb): Declare.
11645 (print_schedule_ast): Declare.
11646 (debug_schedule_ast): Declare.
11647 (struct scop): Remove schedule. Add original_schedule,
11648 transformed_schedule.
11649 (free_gimple_poly_bb): Remove.
11650 (print_generated_program): Remove.
11651 (debug_generated_program): Remove.
11652 (unify_scattering_dimensions): Remove.
11653 * sese.c (print_edge): ... here.
11654 (print_sese): ... here.
11655 (debug_edge): ... here.
11656 (debug_sese): ... here.
11657 * sese.h (print_edge): Declare.
11658 (print_sese): Declare.
11659 (dump_edge): Declare.
11660 (dump_sese): Declare.
11662 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11663 Sebastian Pop <s.pop@samsung.com>
11665 * Makefile.in: Set ISLVER in site.exp.
11667 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11669 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11670 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11671 through DECL_VALUE_EXPR for expansion.
11673 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11675 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11676 the frame info after reload completed.
11678 2016-01-25 Jeff Law <law@redhat.com>
11680 PR tree-optimization/69196
11681 PR tree-optimization/68398
11682 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11683 tree-ssa-threadupdate.c.
11684 (determine_bb_domination_status): Prototype
11685 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11686 (determine_bb_domination_status): No longer static.
11687 (valid_jump_thread_path): Remove code to detect characteristics
11688 of the jump thread path not associated with correctness.
11689 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11690 Correct test for thread path length. Count PHIs for real operands as
11691 statements that need to be copied. Do not count ASSERT_EXPRs.
11692 Look at all the blocks in the thread path. Compute and selectively
11693 filter thread paths based on threading through the latch, threading
11694 a multiway branch or crossing a multiway branch.
11696 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11698 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11699 decl with __attribute__ ((unused)) annotation.
11701 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11704 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11705 of operands is compatible with a statement vectype.
11707 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11709 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11710 improve wording for mixed storage order support.
11712 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11714 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11715 (vcvt_u64_f64): Likewise.
11716 (vcvta_s64_f64): Likewise.
11717 (vcvta_u64_f64): Likewise.
11718 (vcvtm_s64_f64): Likewise.
11719 (vcvtm_u64_f64): Likewise.
11720 (vcvtn_s64_f64): Likewise.
11721 (vcvtn_u64_f64): Likewise.
11722 (vcvtp_s64_f64): Likewise.
11723 (vcvtp_u64_f64): Likewise.
11725 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11727 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11728 (arc_init): Check validity mll64 option.
11729 (arc_save_restore): Use double load/store instruction.
11730 (arc_expand_movmem): Likewise.
11731 (arc_split_move): Don't split if we have double load/store
11732 instructions. Returns a boolean.
11733 (arc_process_double_reg_moves): Change function to return boolean
11734 instead of a sequence of instructions.
11735 (arc_dwarf_register_span): New function.
11736 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11737 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11738 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11739 (*movdf_insn): Likewise.
11740 * config/arc/arc.opt (mll64): New option.
11741 * config/arc/predicates.md (even_register_operand): New predicate.
11742 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11744 2016-01-25 Richard Biener <rguenther@suse.de>
11747 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11748 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11750 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11752 2016-01-25 Richard Biener <rguenther@suse.de>
11754 PR tree-optimization/69376
11755 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11757 (VN_INFO_ANTI_RANGE_P): New inline.
11758 (VN_INFO_RANGE_TYPE): Likewise.
11759 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11760 SSA_NAME_ANTI_RANGE_P.
11761 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11762 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11763 Properly query VN_INFO_RANGE_TYPE.
11765 2016-01-25 Nick Clifton <nickc@redhat.com>
11768 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11770 2016-01-23 Tom de Vries <tom@codesourcery.com>
11772 PR tree-optimization/69426
11773 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11776 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11778 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11779 "the the" with "the" in the comments.
11780 * ipa-devirt.c (build_type_inheritance_graph,
11781 update_type_inheritance_graph): Likewise.
11782 * tree.c (build_function_type_list_1): Likewise.
11783 * cfgloopmanip.c (scale_loop_profile): Likewise.
11784 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11785 * gimple-ssa-split-paths.c
11786 (find_block_to_duplicate_for_splitting_paths): Likewise.
11787 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11788 * expr.c (convert_move): Likewise.
11789 * var-tracking.c (vt_stack_adjustments): Likewise.
11790 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11791 * tree-vrp.c (test_for_singularity): Likewise.
11793 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11794 directly instead of building a temporary tree.
11797 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11798 remove <algorithm> include.
11800 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11803 * config/i386/i386.c: Include dojump.h.
11804 (expand_small_movmem_or_setmem,
11805 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11807 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11808 if dynamic_check != -1.
11810 2016-01-21 Jeff Law <law@redhat.com>
11812 PR middle-end/69347
11813 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11814 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11815 into dominated_by_p.
11816 (cprop_into_successor_phis): Avoid unnecessary tests.
11818 2016-01-22 Richard Henderson <rth@redhat.com>
11821 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11822 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11824 2016-01-22 Michael Matz <matz@suse.de>
11826 * system.h (string, algorithm): Include only conditionally.
11827 (new): Include always under C++.
11828 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11829 * final.c (toplevel): Ditto.
11830 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11831 * genconditions.c (write_header): Make gencondmd.c define
11833 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11835 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11836 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11838 2016-01-22 Christian Bruel <christian.bruel@st.com>
11841 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11843 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11846 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11847 define_insn_and_split. Ensure operands[1] and operands[0] do not
11848 get assigned the same register.
11850 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11852 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11854 2016-01-22 Christian Bruel <christian.bruel@st.com>
11856 * config/arm/arm-c.c (arm_pragma_target_parse):
11857 Remove warn_builtin_macro_redefined overwrite.
11859 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11861 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11862 flag_non_call_exceptions compatibility.
11864 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11867 * dwarf2out.c (add_child_die_after): New function.
11868 (dwarf_qual_info_t): New type.
11869 (dwarf_qual_info): New variable.
11870 (qualified_die_p): New function.
11871 (modified_type_die): For -fdebug-types-section, ensure
11872 canonical order of qualifiers. Put qualified DIEs adjacent
11873 to the corresponding non-qualified type DIE and search there
11874 for existing qualified DIEs.
11876 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11878 * doc/extend.texi (scalar_storage_order type attribute): Document
11879 restriction on type punning and aliasing, and remove future tense.
11881 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11884 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11887 2016-01-21 Jeff Law <law@redhat.com>
11889 PR middle-end/69347
11890 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11891 useless call to record_temporary_equivalences.
11892 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11893 allocate 10 slots in the bb_path vector and let it grow as needed.
11894 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11897 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11899 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11901 * configure: Regenerate.
11903 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11905 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11906 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11908 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11910 PR middle-end/66178
11911 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11912 drop EXPAND_INITIALIZER.
11913 * rtl.h (contains_symbolic_reference_p): Declare.
11914 * rtlanal.c (contains_symbolic_reference_p): New function.
11915 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11916 a subtraction into a NOT if symbolic constants are involved.
11918 2016-01-21 Anton Blanchard <anton@samba.org>
11919 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11922 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11924 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11927 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11929 * config/microblaze/microblaze.c
11930 (get_branch_target): New.
11931 (insert_wic_for_ilb_runout): New.
11933 (microblaze_machine_dependent_reorg): New.
11934 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11935 * config/microblaze/microblaze.md
11936 (UNSPEC_IPREFETCH): Define.
11937 (iprefetch): New pattern
11938 * config/microblaze/microblaze.opt
11939 (mxl-prefetch): New flag.
11941 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11943 * config/microblaze/microblaze.h
11944 (FIXED_REGISTERS): Update in macro.
11945 (CALL_USED_REGISTERS): Update in macro.
11947 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11949 PR rtl-optimization/68920
11950 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11953 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11955 PR rtl-optimization/68990
11956 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11957 pseudo instead of inheritance ones.
11959 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11960 Nick Clifton <nickc@redhat.com>
11964 * config/mips/mips.c (mips_compute_frame_info): Initialise
11965 args_size and hard_frame_pointer_offset fields of the frame
11966 structure before calling mips_global_pointer.
11968 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11970 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11972 * configure: Regenerate.
11974 2016-01-21 Richard Biener <rguenther@suse.de>
11976 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11978 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11980 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11981 to actually emit the .size directive.
11983 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11984 Jakub Jelinek <jakub@redhat.com>
11988 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11989 args array size by one to avoid buffer overflow.
11991 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11993 * config/s390/s390.md (pool_section_start): Use switch_to_section
11994 to select proper read-only data section instead of hardcoding
11996 (pool_section_end): Use switch_to_section to match the above.
11998 2016-01-21 Richard Biener <rguenther@suse.de>
12000 PR tree-optimization/69378
12001 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12002 (set_ssa_val_to): Use it for dominance checks taking into
12003 account not executable edges.
12005 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12008 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12009 for bitsize instead of GET_MODE_PRECISION (mode).
12011 2016-01-20 Martin Sebor <msebor@redhat.com>
12014 * extend.texi (__sync Builtins): Clarify the semantics of
12015 __sync_fetch_and_OP built-ins on pointers.
12016 (__atomic Builtins): Same.
12018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12019 Sebastian Pop <s.pop@samsung.com>
12021 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12022 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12023 (is_valid_rename): Same.
12024 (translate_isl_ast_to_gimple::get_rename): Same.
12025 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12026 (translate_isl_ast_to_gimple::rename_uses): Same.
12027 (get_new_name): Check for close_phi nodes.
12028 (copy_loop_phi_args): Use phi_node_kind.
12029 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12030 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12032 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12033 Sebastian Pop <s.pop@samsung.com>
12035 Revert commit r229783.
12036 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12037 Remove use of parameter_rename_map.
12038 (copy_def): Remove.
12039 (copy_internal_parameters): Remove.
12040 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12041 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12042 (free_sese_info): Do not free parameter_rename_map.
12043 (set_rename): Do not use parameter_rename_map.
12044 (rename_uses): Update call to set_rename.
12045 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12046 * sese.h (parameter_rename_map_t): Remove.
12047 (struct sese_info_t): Remove field parameter_rename_map.
12049 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12050 Sebastian Pop <s.pop@samsung.com>
12052 * graphite-isl-ast-to-gimple.c: Fix comment.
12053 * graphite-scop-detection.c (defined_in_loop_p): New.
12054 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12055 names defined in loop.
12057 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12058 Sebastian Pop <s.pop@samsung.com>
12060 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12061 Discard unstructured if-then-else regions.
12063 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12064 Sebastian Pop <s.pop@samsung.com>
12066 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12067 (cleanup_loop_iter_dom): Remove.
12068 (build_loop_iteration_domains): Remove.
12069 (build_scop_context): Remove.
12070 (build_scop_iteration_domain): Remove.
12071 (add_loop_constraints): New.
12072 (build_iteration_domains): New.
12073 (build_poly_scop): Call build_iteration_domains.
12075 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12076 Sebastian Pop <s.pop@samsung.com>
12078 * graphite-scop-detection.c
12079 (scop_detection::harmful_loop_in_region): Free dom and loops.
12080 (scop_detection::loop_body_is_valid_scop): Free bbs.
12082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12083 Sebastian Pop <s.pop@samsung.com>
12085 * graphite-scop-detection.c (record_loop_in_sese): New.
12086 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12087 (build_scops): Remove call to build_sese_loop_nests.
12088 * sese.c (sese_record_loop): Remove.
12089 (build_sese_loop_nests): Remove.
12090 (new_sese_info): Remove region->loops.
12091 (free_sese_info): Same.
12092 * sese.h (sese_contains_loop): Same.
12093 (build_sese_loop_nests): Remove.
12094 (sese_contains_loop): Remove.
12096 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12097 Sebastian Pop <s.pop@samsung.com>
12099 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12100 loop_is_valid_in_scop.
12101 (scop_detection::harmful_stmt_in_region): Renamed
12102 harmful_loop_in_region.
12103 Call loop_is_valid_in_scop.
12105 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12106 Sebastian Pop <s.pop@samsung.com>
12108 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12112 Sebastian Pop <s.pop@samsung.com>
12114 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12115 * graphite.h (struct poly_bb): Remove field is_reduction.
12116 (PBB_IS_REDUCTION): Remove.
12118 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12119 Sebastian Pop <s.pop@samsung.com>
12121 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12122 (add_pdr_constraints): Same.
12123 (scop_get_reads): Same.
12124 (scop_get_must_writes): Same.
12125 (scop_get_may_writes): Same.
12126 (scop_get_original_schedule): Same.
12127 (extend_schedule): Same.
12128 (apply_schedule_on_deps): Same.
12129 (carries_deps): Same.
12130 (compute_deps): Same.
12131 (scop_get_dependences): Same.
12132 * graphite-isl-ast-to-gimple.c
12133 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12134 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12135 (get_schedule_for_band_list): Same.
12136 (get_schedule_map): Same.
12137 (apply_schedule_map_to_scop): Same.
12138 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12139 (build_loop_iteration_domains): Same.
12140 (add_condition_to_pbb): Same.
12141 (add_param_constraints): Same.
12142 (pdr_add_memory_accesses): Same.
12143 (pdr_add_data_dimensions): Same.
12145 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12147 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12150 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12152 * common.opt (feliminate-dwarf2-dups): Replace references to
12153 "DWARF 2" with just "DWARF".
12154 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12155 * doc/extend.texi: Likewise.
12156 * doc/cpp.texi: Likewise.
12157 * doc/invoke.texi: Likewise.
12158 (Option Summary): Add -gdwarf to list of Debugging Options.
12159 (Debugging Options): Document -gdwarf.
12160 * doc/contrib.texi: Spell "DWARF" like that.
12162 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12164 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12165 warning. Fix up formatting.
12167 PR middle-end/67653
12168 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12169 attempt to mark memory input operand addressable and
12170 call prepare_gimple_addressable in that case. Don't adjust
12171 input_location for diagnostics, use error_at instead.
12173 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12175 * config/rs6000/ppc-auxv.h: New file.
12176 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12177 (cpu_is): Likewise.
12178 (cpu_supports): Likewise.
12179 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12180 (cpu_is_info): New variable.
12181 (cpu_supports_info): Likewise.
12182 (tcb_verification_symbol): Likewise.
12183 (cpu_builtin_p): Likewise.
12184 (cpu_expand_builtin): New function.
12185 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12186 (rs6000_init_builtins): Likewise.
12187 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12188 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12189 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12190 * configure: Regenerate.
12191 * config.in: Likewise.
12192 * doc/extend.texi (PowerPC Built-in Functions): Document
12193 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12195 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12198 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12200 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12203 2016-01-20 Richard Henderson <rth@redhat.com>
12209 * tree.c (tm_define_builtin): New.
12210 (find_tm_vector_type): New.
12211 (build_tm_vector_builtins): New.
12212 (build_common_builtin_nodes): Call it.
12214 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12216 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12217 (arm_fp_ok): Likewise.
12218 (arm_fp): Likewise.
12219 (arm_crypto): Likewise.
12221 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12222 Richard Biener <rguenther@suse.de>
12224 PR tree-optimization/69328
12225 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12226 vectors have same number of elements.
12227 (vectorizable_condition): Fix masked version recognition.
12229 2016-01-20 Richard Biener <rguenther@suse.de>
12231 PR tree-optimization/69345
12232 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12233 (VN_INFO_PTR_INFO): Likewise.
12234 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12235 info when it is equal between non-dominating SSA names.
12236 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12237 Make sure to look at original SSA infos.
12239 2016-01-20 Jeff Law <law@redhat.com>
12242 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12244 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12245 (pc_or_label_operand): New predicate.
12246 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12247 tests for small integers that are 2^n - 1.
12249 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12251 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12253 2016-01-19 Jeff Law <law@redhat.com>
12255 PR middle-end/69347
12256 * tree-ssa-threadbackwards.c
12257 (fsm_find_control_statement_thread_paths): Do not try to lookup
12258 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12260 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12262 * doc/lto.texi: Remove text that says only Gold has linker plugin
12265 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12267 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12268 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12269 the DIE accordingly.
12270 (modified_type_die): Add REVERSE parameter and pass it recursively,
12271 as well as to base_type_die. Adjust presence check accordingly.
12272 (base_type_for_mode): Adjust call to modified_type_die.
12273 (add_type_attribute): Add REVERSE parameter and pass it to
12275 (generic_parameter_die): Adjust call to add_type_attribute.
12276 (add_scalar_info): Likewise.
12277 (add_subscript_info): Likewise.
12278 (gen_array_type_die): Likewise.
12279 (gen_descr_array_type_die): Likewise.
12280 (gen_entry_point_die): Likewise.
12281 (gen_enumeration_type_die): Likewise.
12282 (gen_formal_parameter_die): Likewise.
12283 (gen_subprogram_die): Likewise.
12284 (gen_variable_die ): Likewise.
12285 (gen_const_die): Likewise.
12286 (gen_field_die): Likewise.
12287 (gen_pointer_type_die): Likewise.
12288 (gen_reference_type_die): Likewise.
12289 (gen_ptr_to_mbr_type_die): Likewise.
12290 (gen_inheritance_die): Likewise.
12291 (gen_subroutine_type_die): Likewise.
12292 (gen_typedef_die): Likewise.
12293 (force_type_die): Adjust call to modified_type_die.
12295 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12297 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12298 flow throughout the file. Fix broken link to Objective-C 2.0
12300 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12303 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12305 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12307 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12310 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12311 (maybe_record_node): Record cxa_pure_virtual as the only possible
12312 target if there are not ohter candidates.
12313 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12315 2016-01-19 Richard Biener <rguenther@suse.de>
12317 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12318 (get_memory_order): Likewise.
12320 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12322 * tree-vect-stmts.c (vectorizable_store): Check
12325 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12328 * gcc.c (driver::decode_argv): Add call to
12329 init_opts_obstack before init_options_struct.
12330 * opts.c (init_opts_obstack): Remove idempotency.
12331 (init_options_struct): Replace call to init_opts_obstack
12332 with a gcc_assert to verify that it has already been called.
12333 * toplev.c (toplev::main): Add call to init_opts_obstack before
12334 calls to init_options_struct.
12335 (toplev::finalize): Move cleanup of opts_obstack next to
12336 cleanup of save_decoded_options, clearing the latter, and
12337 save_decoded_options_count.
12339 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12342 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12343 attribute to unconditional. Remove %? from output template.
12345 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12346 Jiong Wang <jiong.wang@arm.com>
12348 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12349 generated from different expand order.
12351 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12353 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12354 Add support for CCMP costing.
12356 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12358 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12359 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12360 (fccmpe<mode>): Likewise.
12361 (fcmp): Rename to fcmp and globalize pattern.
12363 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12364 (aarch64_gen_ccmp_next): Add FP support.
12366 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12368 * target.def (gen_ccmp_first): Update documentation.
12369 (gen_ccmp_next): Likewise.
12370 * doc/tm.texi (gen_ccmp_first): Update documentation.
12371 (gen_ccmp_next): Likewise.
12372 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12373 expand_ccmp_expr_1. Improve comments.
12374 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12375 (ccmp_ior<mode>): Remove pattern.
12376 (cmp<mode>): Remove expand.
12377 (cmp): Globalize pattern.
12378 (cstorecc4): Use cc_register.
12379 (mov<mode>cc): Remove ccmp_cc_register check.
12380 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12381 Simplify after removal of CC_DNE/* modes.
12382 (aarch64_ccmp_mode_to_code): Remove.
12383 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12384 In 'k' case use integer as condition.
12385 (aarch64_nzcv_codes): Remove inverted cases.
12386 (aarch64_code_to_ccmode): Remove.
12387 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12388 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12389 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12390 pattern. Return the comparison with CC register. Invert conditions
12391 when bitcode is OR.
12392 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12393 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12395 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12397 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12398 instrumented_version.
12400 2016-01-19 Richard Biener <rguenther@suse.de>
12402 PR tree-optimization/69336
12403 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12404 handled components with get_ref_base_and_extent.
12405 (equal_mem_array_ref_p): Adjust.
12407 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12410 * shrink-wrap.c: Include valtrack.h.
12411 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12412 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12413 in between insn and where it will be moved to. Call
12414 dead_debug_insert_temp.
12415 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12416 first and dead_debug_local_finish at the end.
12417 For uses and defs bitmap, handle all regs in between REGNO and
12418 END_REGNO, not just the first one.
12420 2016-01-19 Richard Biener <rguenther@suse.de>
12422 PR tree-optimization/69352
12423 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12424 (equal_mem_array_ref_p): Constrain size and max size properly.
12425 Compare the reverse flag.
12427 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12429 * ira.c (ira): Update regstat data if we deleted insns.
12431 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12433 PR rtl-optimization/68955
12434 PR rtl-optimization/64557
12435 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12436 here. Fix up formatting.
12437 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12439 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12442 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12443 assume that the node has body.
12444 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12447 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12449 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12452 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12454 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12455 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12457 2016-01-19 Martin Jambor <mjambor@suse.cz>
12458 Martin Liska <mliska@suse.cz>
12459 Michael Matz <matz@suse.de>
12461 * Makefile.in (OBJS): Add new source files.
12462 (GTFILES): Add hsa.c.
12463 * common.opt (disable_hsa): New variable.
12464 (-Whsa): New warning.
12465 * config.in (ENABLE_HSA): New.
12466 * configure.ac: Treat hsa differently from other accelerators.
12467 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12468 $enable_offloading.
12469 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12470 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12471 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12472 --with-hsa-kmt-lib.
12473 * doc/invoke.texi (-Whsa): Document.
12474 (hsa-gen-debug-stores): Likewise.
12475 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12476 to invoke offload compiler for hsa acclerator.
12477 * opts.c (common_handle_option): Determine whether HSA offloading
12478 should be performed.
12479 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12480 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12481 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12482 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12483 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12484 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12485 GF_OMP_FOR_KIND_GRID_LOOP.
12486 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12487 (pp_gimple_stmt_1): Likewise.
12488 * gimple-walk.c (walk_gimple_stmt): Likewise.
12489 * gimple.c (gimple_build_omp_grid_body): New function.
12490 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12491 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12492 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12493 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12494 GF_OMP_TEAMS_GRID_PHONY.
12495 (gimple_statement_omp_single_layout): Updated comments.
12496 (gimple_build_omp_grid_body): New function.
12497 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12498 (gimple_omp_for_grid_phony): New function.
12499 (gimple_omp_for_set_grid_phony): Likewise.
12500 (gimple_omp_parallel_grid_phony): Likewise.
12501 (gimple_omp_parallel_set_grid_phony): Likewise.
12502 (gimple_omp_teams_grid_phony): Likewise.
12503 (gimple_omp_teams_set_grid_phony): Likewise.
12504 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12505 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12506 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12507 (BUILT_IN_GOMP_TARGET): Updated type.
12508 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12509 (adjust_for_condition): New function.
12510 (get_omp_for_step_from_incr): Likewise.
12511 (extract_omp_for_data): Moved parts to adjust_for_condition and
12512 get_omp_for_step_from_incr.
12513 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12514 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12515 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12516 (scan_omp_parallel): Do not create child functions for phony
12518 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12519 (scan_omp_1_op): Checking assert we are not remapping to
12520 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12521 (parallel_needs_hsa_kernel_p): New function.
12522 (expand_parallel_call): Register apprpriate parallel child
12523 functions as HSA kernels.
12524 (grid_launch_attributes_trees): New type.
12525 (grid_attr_trees): New variable.
12526 (grid_create_kernel_launch_attr_types): New function.
12527 (grid_insert_store_range_dim): Likewise.
12528 (grid_get_kernel_launch_attributes): Likewise.
12529 (get_target_argument_identifier_1): Likewise.
12530 (get_target_argument_identifier): Likewise.
12531 (get_target_argument_value): Likewise.
12532 (push_target_argument_according_to_value): Likewise.
12533 (get_target_arguments): Likewise.
12534 (expand_omp_target): Call get_target_arguments instead of looking
12535 up for teams and thread limit.
12536 (grid_expand_omp_for_loop): New function.
12537 (grid_arg_decl_map): New type.
12538 (grid_remap_kernel_arg_accesses): New function.
12539 (grid_expand_target_kernel_body): New function.
12540 (expand_omp): Call it.
12541 (lower_omp_for): Do not emit phony constructs.
12542 (lower_omp_taskreg): Do not emit phony constructs but create for them
12543 a temporary variable receiver_decl.
12544 (lower_omp_taskreg): Do not emit phony constructs.
12545 (lower_omp_teams): Likewise.
12546 (lower_omp_grid_body): New function.
12547 (lower_omp_1): Call it.
12548 (grid_reg_assignment_to_local_var_p): New function.
12549 (grid_seq_only_contains_local_assignments): Likewise.
12550 (grid_find_single_omp_among_assignments_1): Likewise.
12551 (grid_find_single_omp_among_assignments): Likewise.
12552 (grid_find_ungridifiable_statement): Likewise.
12553 (grid_target_follows_gridifiable_pattern): Likewise.
12554 (grid_remap_prebody_decls): Likewise.
12555 (grid_copy_leading_local_assignments): Likewise.
12556 (grid_process_kernel_body_copy): Likewise.
12557 (grid_attempt_target_gridification): Likewise.
12558 (grid_gridify_all_targets_stmt): Likewise.
12559 (grid_gridify_all_targets): Likewise.
12560 (execute_lower_omp): Call grid_gridify_all_targets.
12561 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12562 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12563 (tree_omp_clause): Added union field dimension.
12564 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12565 * tree.c (omp_clause_num_ops): Added number of arguments of
12566 OMP_CLAUSE__GRIDDIM_.
12567 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12568 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12569 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12570 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12571 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12572 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12573 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12574 * tree-pass.h (make_pass_gen_hsail): Declare.
12575 (make_pass_ipa_hsa): Likewise.
12576 * ipa-hsa.c: New file.
12577 * lto-section-in.c (lto_section_name): Add hsa section name.
12578 * lto-streamer.h (lto_section_type): Add hsa section.
12579 * timevar.def (TV_IPA_HSA): New.
12580 * hsa-brig-format.h: New file.
12581 * hsa-brig.c: New file.
12582 * hsa-dump.c: Likewise.
12583 * hsa-gen.c: Likewise.
12586 * toplev.c (compile_file): Call hsa_output_brig.
12587 * hsa-regalloc.c: New file.
12589 2016-01-18 Jeff Law <law@redhat.com>
12591 PR tree-optimization/69320
12592 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12593 ranged object, do nothing if the RHS constant is not [0..1].
12594 (optimize_stmt): Comparing a boolean ranged object against a
12595 constant outside [0..1] results in a compile-time constant.
12597 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12600 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12602 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12603 (Option Summary): Update to reflect new section and moved options.
12604 (C++ Dialect Options): Move -fstats to new section.
12605 (Debugging Options): Move all dump, statistics, and other GCC
12606 developer options to new section. Rewrite section introduction
12607 and re-order remaining options to put the more basic ones first.
12608 (Optimization Options): Move -fira-verbose and -flto-report* to
12610 (Developer Options): New section incorporating moved options.
12611 * doc/cppopts.texi (-dM): Update cross-reference.
12613 2016-01-18 Richard Henderson <rth@redhat.com>
12616 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12617 operands to pseudo only if CSE is expected. Split long immediate
12618 operands only after reload, and for the stack pointer.
12619 (*add<GPI>3_pluslong): Remove.
12620 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12621 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12622 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12623 (*add<GPI>3 peepholes): New.
12624 (*add<GPI>3 splitters): New.
12625 * config/aarch64/constraints.md (Upl): New.
12626 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12628 2016-01-18 Richard Biener <rguenther@suse.de>
12630 PR tree-optimization/69297
12631 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12633 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12635 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12637 PR middle-end/68542
12638 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12639 of mixind vector and scalar types.
12640 (fold_relational_const): Add handling of vector
12641 comparison with boolean result.
12642 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12643 comparison of vector operands with boolean result for EQ/NE only.
12644 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12645 (verify_gimple_cond): Likewise.
12646 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12649 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12651 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12654 2016-01-18 Richard Biener <rguenther@suse.de>
12656 PR middle-end/69308
12657 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12659 2016-01-18 Tom de Vries <tom@codesourcery.com>
12661 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12663 2016-01-18 Tom de Vries <tom@codesourcery.com>
12665 * omp-low.c (set_oacc_fn_attrib): Make extern.
12666 * omp-low.h (set_oacc_fn_attrib): Declare.
12667 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12668 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12669 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12670 Add and handle function parameter oacc_kernels_p.
12671 (find_reduc_addr, get_omp_data_i_param): New function.
12672 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12673 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12674 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12675 Calculate dominance info. Skip loops that are not in a kernels region
12676 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12677 (pass_parallelize_loops::execute): Call parallelize_loops with
12678 oacc_kernels_p argument.
12679 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12680 New member function.
12681 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12682 * passes.def: Add argument to pass_parallelize_loops instantation.
12684 2016-01-18 Tom de Vries <tom@codesourcery.com>
12686 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12687 pass_parallelize_loops to be run outside the loop pipeline.
12689 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12691 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12692 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12694 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12697 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12698 using get_ref_base_and_extent.
12699 (equal_mem_array_ref_p): New.
12700 (hashable_expr_equal_p): Add call to previous.
12702 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12705 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12706 (sra_initialize): Allocate disqualified_constants.
12707 (sra_deinitialize): Free disqualified_constants.
12708 (disqualify_candidate): Update disqualified_constants when appropriate.
12709 (create_access): Scan for constant-pool entries as we go along.
12710 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12711 (maybe_add_sra_candidate): Allow constant-pool entries.
12712 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12713 (initialize_constant_pool_replacements): New.
12714 (sra_modify_assign): Avoid mangling assignments created by previous,
12715 and don't generate writes into constant pool.
12716 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12718 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12720 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12721 andnot instruction.
12722 (scalar_chain::convert_op): Likewise.
12723 * config/i386/i386.md (*andndi3_doubleword): New.
12725 2016-01-18 Richard Biener <rguenther@suse.de>
12727 PR tree-optimization/69170
12728 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12729 building a vector from scalar results of a pattern stmt.
12731 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12733 * haifa-sched.c (autopref_multipass_init): Work around
12734 -Wmaybe-uninitialized warning.
12736 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12738 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12739 against the constant 0.
12741 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12743 PR tree-optimization/68799
12744 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12745 look up phi candidates in the statement-candidate map.
12746 (phi_add_costs): Likewise.
12747 (record_phi_increments): Likewise.
12748 (phi_incr_cost): Likewise.
12749 (ncd_with_phi): Likewise.
12750 (all_phi_incrs_profitable): Likewise.
12752 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12754 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12755 -Wmaybe-uninitialized warning.
12757 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12759 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12760 (Option Summary): Update to reflect new section and moved options.
12761 (C++ Dialect Options): Move -fvtable-verify and related options.
12762 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12763 and profiling-related options.
12764 (Optimization Options): Move profile generation options and
12765 -fstack-protector and related options.
12766 (Instrumentation Options): New section incorporating moved options.
12767 (Code Generation Options): Move -finstrument-functions and
12768 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12770 2016-01-16 Tom de Vries <tom@codesourcery.com>
12772 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12774 2016-01-16 Tom de Vries <tom@codesourcery.com>
12776 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12778 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12780 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12781 that checks whether the table is already empty. Rename the
12782 original implementation to...
12783 (hash_table::empty_slot): ...this new private function.
12785 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12787 PR diagnostic/68899
12788 * diagnostic-show-locus.c (layout::print_source_line): Move x
12789 offset of line until after call to
12790 get_line_width_without_trailing_whitespace.
12792 2016-01-15 Jeff Law <law@redhat.com>
12794 PR tree-optimization/69270
12795 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12796 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12797 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12798 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12799 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12800 ssa_name_has_boolean_range and constant_boolean_node.
12802 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12804 PR rtl-optimization/69030
12805 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12807 (spill_pseudos): Delete debug insn for dead pseudo.
12808 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12810 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12812 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12814 (TYPES_UNOPUS): Likewise.
12815 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12816 builtin type, from UNOP to UNOPUS.
12817 (lbtruncuv4sf): Likewise.
12818 (lbtruncuv2df): Likewise.
12819 (lrounduv2sf): Likewise.
12820 (lrounduv4sf): Likewise.
12821 (lrounduv2df): Likewise.
12822 (lroundusf): Likewise.
12823 (lroundusf): Likewise.
12824 (lceiluv2sf): Likewise.
12825 (lceiluv4sf): Likewise.
12826 (lceiluv2df): Likewise.
12827 (lceilusf): Likewise.
12828 (lceiludf): Likewise.
12829 (lflooruv2sf): Likewise.
12830 (lflooruv4sf): Likewise.
12831 (lflooruv2df): Likewise.
12832 (lfloorusf): Likewise.
12833 (lfloorudf): Likewise.
12834 (lfrintnuv2sf): Likewise.
12835 (lfrintnuv4sf): Likewise.
12836 (lfrintnuv2df): Likewise.
12837 (lfrintnusf): Likewise.
12838 (lfrintnudf): Likewise.
12839 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12841 (vcvtq_u32_f32): Likewise.
12842 (vcvtq_u64_f64): Likewise.
12843 (vcvta_u32_f32): Likewise.
12844 (vcvtaq_u32_f32): Likewise.
12845 (vcvtaq_u64_f64): Likewise.
12846 (vcvtm_u32_f32): Likewise.
12847 (vcvtmq_u32_f32): Likewise.
12848 (vcvtmq_u64_f64): Likewise.
12849 (vcvtn_u32_f32): Likwise.
12850 (vcvtnq_u32_f32): Likewise.
12851 (vcvtnq_u64_f64): Likewise.
12852 (vcvtp_u32_f32): Likewise.
12853 (vcvtpq_u32_f32): Likewise.
12854 (vcvtpq_u64_f64): Likewise.
12855 (vcvtmd_u64_f64): Likewise.
12856 (vcvtms_u32_f32): Likewise.
12857 (vcvtad_u64_f64): Likewise.
12858 (vcvtas_u32_f32): Likewise.
12859 (vcvtnd_u64_f64): Likewise.
12860 (vcvtns_u32_f32): Likewise.
12861 (vcvtpd_u64_f64): Likewise.
12862 (vcvtps_u32_f32): Likewise.
12864 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12866 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12867 CSEL of zero_extended registers.
12869 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12871 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12872 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12874 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12876 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12877 false when argument string is not found in the attributes table
12880 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12883 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12884 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12885 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12886 precision estimate.
12888 2016-01-15 Richard Biener <rguenther@suse.de>
12890 PR tree-optimization/66856
12891 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12892 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12893 (vect_create_new_slp_node): Increment stmt reference count.
12894 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12895 an SLP tree before swapping operands.
12896 (vect_build_slp_tree): Likewise.
12897 (destroy_bb_vec_info): Free stmt info after SLP instances.
12898 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12899 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12900 (STMT_VINFO_NUM_SLP_USES): New macro.
12902 2016-01-15 Richard Biener <rguenther@suse.de>
12905 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12906 (add_linkage_name): ... here.
12907 (gen_typedef_die): Use add_linkage_name_raw instead of
12908 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12911 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12913 * gimplify.c (oacc_default_clause): Decode reference and pointer
12914 types for both kernels and parallel regions.
12916 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12918 PR middle-end/69246
12919 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12921 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12923 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12924 (convert_scalars_to_vector): Likewise.
12926 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12928 * doc/extend.texi (Type Traits): Fix grammar.
12930 2016-01-15 Martin Jambor <mjambor@suse.cz>
12932 * tree-inline.c (remap_decl): Use existing dclarations if
12933 remapping a type and prevent_decl_creation_for_types.
12934 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12935 decls first. Do real remapping with
12936 prevent_decl_creation_for_types set.
12937 * tree-inline.h (copy_body_data): New field
12938 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12941 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12943 * config/s390/s390.opt (mmvcle): More verbose help text.
12945 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12947 * config/s390/s390.opt: Add period to -mzvector option text.
12949 2016-01-15 Richard Biener <rguenther@suse.de>
12951 PR tree-optimization/68961
12952 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12953 of invariants in stores again.
12955 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12957 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12959 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12961 * config/i386/i386.c (ix86_expand_branch): Don't split
12962 DI mode xor instruction to SI mode.
12964 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12967 * ipa-icf.c (sem_function::merge): Virtual functions may become
12968 reachable even if they address is not taken and there are no
12971 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12973 * lto-streamer-out.c (subtract_estimated_size): New function.
12974 (get_symbol_initial_value): Use it.
12976 2016-01-15 Christian Bruel <christian.bruel@st.com>
12979 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12980 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12981 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12982 use add_builtin_function_ext_scope instead of add_builtin_function.
12983 (neon_set_p, neon_crypto_set_p): Remove.
12984 (arm_init_builtins): Always call arm_init_neon_builtins and
12985 arm_init_crypto_builtins.
12986 (arm_expand_builtin): Check that builtins are allowed for the arch.
12987 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12988 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12989 arm_init_neon_builtins call.
12991 2016-01-15 Richard Biener <rguenther@suse.de>
12993 PR tree-optimization/69117
12994 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12995 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12996 of the leader conservatively.
12997 (free_scc_vn): Restore original SSA name infos.
12999 2016-01-14 Jeff Law <law@redhat.com>
13001 PR tree-optimization/69270
13002 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13003 single bit of precision, verify it's also unsigned.
13004 (record_edge_info): Use constant_boolean_node rather than fold_convert
13005 to convert boolean_true/boolean_false to the right type.
13007 2016-01-14 Richard Henderson <rth@redhat.com>
13010 * loop-doloop.c (record_reg_sets): New.
13011 (doloop_optimize): Reject the transform if the sequence
13012 clobbers registers live at the end of the loop block.
13013 (doloop_optimize_loops): Enable df_live if needed.
13015 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13017 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13018 * config/rs6000/rs6000.c: Likewise.
13019 * config/rs6000/rs6000.h: Likewise.
13020 * config/rs6000/rs6000.md: Likewise.
13021 * doc/extend.texi: Likewsie.
13023 2016-01-14 Jeff Law <law@redhat.com>
13025 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13028 2016-01-14 Richard Henderson <rth@redhat.com>
13032 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13033 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13034 instead of builtin_decl_declared_p to test for declaration.
13036 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13038 * doc/loop.texi (Loop Analysis and Representation): Document
13039 loop_depth function.
13041 2016-01-14 Tom de Vries <tom@codesourcery.com>
13043 PR tree-optimization/68773
13044 * omp-low.c (expand_omp_target): Don't set force_output.
13045 * varpool.c (varpool_node::get_create): Same.
13046 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13047 offload_funcs with force_output.
13049 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13052 * lra-eliminations.c (move_plus_up): Don't change anything if either
13053 the outer or inner subreg mode is not MODE_INT.
13054 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13055 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13057 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13059 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13060 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13061 reduc_uplus_@var{m}): Remove.
13062 * expr.c (expand_expr_real_2): Remove expansion path for
13063 reduc_[us](min|max|plus) optabs.
13064 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13065 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13066 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13067 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13068 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13069 reduc_[us](min|max|plus) optabs.
13071 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13073 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13074 (reduc_plus_scal_v2sf): New.
13075 (reduc_smax_v2sf): Rename to...
13076 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13077 (reduc_smin_v2sf): Rename to...
13078 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13080 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13082 * alias.c (compare_base_symbol_refs): New function.
13083 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13086 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13088 PR middle-end/68146
13089 PR tree-optimization/69155
13090 * tree-complex.c: Include cfganal.h.
13091 (phis_to_revisit): New variable.
13092 (extract_component): Add phiarg_p argument. Assert that returned
13093 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13094 (update_phi_components): Partly rewrite to use loop over real/imag
13095 components instead of code duplication. If extract_component returns
13096 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13097 create_tmp_reg into the PHI node instead, and mention the phi triplet
13098 in phis_to_revisit.
13099 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13100 in phis_to_revisit at the end.
13102 2016-01-14 Richard Biener <rguenther@suse.de>
13104 PR tree-optimization/68060
13105 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13106 outer loop reduction is only used in the inner loop before
13107 detecting a double reduction.
13109 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13112 * combine.c (expand_field_assignment): Punt if compute_mode is
13113 unsupported scalar mode.
13115 2016-01-14 Richard Biener <rguenther@suse.de>
13117 PR tree-optimization/66856
13118 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13119 SLP node only if it built successfully.
13120 (vect_analyze_slp_instance): Adjust.
13122 2016-01-14 Jeff Law <law@redhat.com>
13124 PR tree-optimization/69270
13125 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13126 (record_edge_info): Use it. Convert boolean_{true,false}_node
13127 to the type of op0.
13129 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13132 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13133 use block_ultimate_origin
13134 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13136 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13138 * doc/invoke.texi (Submodel Options): Rename section to
13139 "Machine-Dependent Options" to better reflect its content.
13140 Rewrite introductory text to remove archaic CPU names.
13143 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13145 * doc/invoke.texi (Code Gen Options): Move section up in file,
13146 before target-specific options. Update menu and option summary
13147 to reflect the new section ordering.
13149 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13151 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13152 (C++ Dialect Options): Add cross-reference to -std option.
13153 * doc/standards.texi (C++ Language): Document C++14 support.
13155 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13157 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13158 for pack/unpack functions for __ibm128.
13159 (PACK_IF): Likewise.
13160 (UNPACK_IF): Likewise.
13162 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13163 support for __ibm128 pack/unpack functions.
13164 (rs6000_invalid_builtin): Likewise.
13165 (rs6000_init_builtins): Likewise.
13166 (rs6000_opt_masks): Likewise.
13168 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13169 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13171 (RS6000_BTM_COMMON): Likewise.
13173 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13174 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13175 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13176 128-bit floating point. Add support for the double values to be
13177 in Altivec registers for TF/IF packing and unpacking, but restrict
13178 TD packing sub-fields to be FPR registers. Don't allow overlapped
13179 register support for packing. Allow pack inputs to be memory
13180 locations. Don't build generator functions for unpack<mode>_dm
13181 and unpack<mode>_nodm.
13182 (unpack<mode>_dm): Likewise.
13183 (unpack<mode>_nodm): Likewise.
13184 (pack<mode>): Likewise.
13186 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13187 built-in functions to pack/unpack explicit __ibm128 values.
13188 (__builtin_unpack_ibm128): Likewise.
13190 * doc/extend.texi (PowerPC Built-in Functions): Document
13191 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13193 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13196 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13197 Add new arg loc and pass it down as context.
13198 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13199 to the location to use for the warning.
13200 (check_function_arguments): New arg loc. All callers changed. Pass
13201 it to check_function_nonnull.
13202 * c-common.h (check_function_arguments): Adjust declaration.
13204 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13206 PR tree-optimization/69156
13207 * gimple.c (validate_type): Removed.
13208 (gimple_builtin_call_types_compatible_p): Use
13209 useless_type_conversion_p instead of validate_type.
13210 * value-prof.c (gimple_stringop_fixed_value): Fold
13211 icall_size to correct type.
13213 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13215 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13218 2016-01-13 Richard Henderson <rth@redhat.com>
13221 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13222 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13223 (ix86_builtin_tm_store): Remove.
13224 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13225 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13226 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13227 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13228 * doc/tm.texi: Rebuild.
13230 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13231 (BUILT_IN_TM_MEMCPY_RTWN): New.
13232 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13233 fallback from vector to integer helpers.
13234 (build_tm_load): Handle vector types directly, instead of
13236 (build_tm_store): Likewise.
13237 (expand_assign_tm): Prepare for register types not handled by
13238 the above. Copy them to memory and use memcpy.
13239 * tree.c (tm_define_builtin): New.
13240 (find_tm_vector_type): New.
13241 (build_tm_vector_builtins): New.
13242 (build_common_builtin_nodes): Call it.
13244 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13246 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13247 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13249 2016-01-13 Tom de Vries <tom@codesourcery.com>
13251 PR tree-optimization/69169
13252 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13253 handled_struct_type param.
13254 (create_variable_info_for, intra_create_variable_infos): Call
13255 create_variable_info_for_1 with extra arg.
13257 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13259 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13260 and "armv8.1-a+crc" entries.
13262 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13265 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13266 Change first operand predicate from register_or_constm1_operand
13267 to register_operand.
13268 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13269 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13270 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13271 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13272 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13273 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13274 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13275 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13276 comparison with constm1_rtx from vec_prefetch_gen part.
13278 2016-01-13 Richard Biener <rguenther@suse.de>
13280 PR tree-optimization/69013
13281 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13282 Exchange assert for a test.
13284 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13287 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13289 2016-01-13 Richard Biener <rguenther@suse.de>
13291 PR tree-optimization/69242
13292 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13293 assert with a check.
13295 2016-01-13 Richard Biener <rguenther@suse.de>
13297 PR tree-optimization/69186
13298 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13299 Properly guard vect_update_misalignment_for_peel call.
13301 2016-01-12 Jeff Law <law@redhat.com>
13303 PR tree-optimization/pr67755
13304 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13305 "need_profile_correction".
13306 (thread_block_1): Initialize new field to false by default. If we
13307 have multiple thread paths through a common joiner to different
13308 final targets, then set new field to true.
13309 (compute_path_counts): Only do count adjustment when it's really
13312 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13314 * doc/invoke.texi (Spec Files): Move section down in file, past
13315 all command-line option descriptions.
13317 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13319 PR middle-end/54809
13320 * doc/gty.texi: Remove documentation of mark_hook.
13321 * gengtype.c (struct write_types_data): Remove code to support
13322 mark_hook attribute.
13323 (walk_type): Likewise.
13324 (write_func_for_structure): Likewise.
13326 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13328 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13329 Directory Options, and -specs= to Overall Options.
13330 (Overall Options): Adjust similarly. Reorder to group related
13331 options together. Make -specs= cross-reference the spec file details.
13332 (Directory Options): Adjust similarly.
13334 2016-01-12 Jeff Law <law@redhat.com>
13336 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13338 2016-01-12 Olivier Hainque <hainque@adacore.com>
13340 * gcc.c (spec_undefvar_allowed): New global.
13341 (process_command): Set to true when running for --version or --help,
13343 (getenv_spec_function): When the variable is not defined, use the
13344 variable name as the variable value if we're allowed not to issue
13347 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13349 PR tree-optimization/68911
13350 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13351 information computed for expression "init + nit * step".
13353 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13355 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13356 about name of GCC executable. Remove deleted node from menu.
13357 (Directory Options) <-B>: Remove cross-reference to deleted node.
13358 (Target Options): Delete section.
13360 2016-01-12 Christian Bruel <christian.bruel@st.com>
13363 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13364 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13366 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13369 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13370 aligned_mem is properly set for AVX512-VL floating point masked
13374 * ifcvt.c (cond_exec_process_if_block): When removing the last
13375 insn from then_bb, remove also any possible barriers that follow it.
13377 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13381 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13382 (PTRDIFF_TYPE): Likewise.
13383 (WCHAR_TYPE): Likewise.
13384 (WCHAR_TYPE_SIZE): Likewise.
13385 (STDINT_LONG32): Likewise.
13387 2016-01-12 Richard Biener <rguenther@suse.de>
13389 PR tree-optimization/69053
13390 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13391 convert initial value for cond reductions.
13393 2016-01-12 Richard Biener <rguenther@suse.de>
13395 PR tree-optimization/69007
13396 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13397 widen_sum after dot_prod and sad.
13399 2016-01-12 Richard Biener <rguenther@suse.de>
13401 PR tree-optimization/69168
13402 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13403 pattern stmt SLP type.
13404 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13405 end up unused so cope with that case.
13407 2016-01-12 Richard Biener <rguenther@suse.de>
13409 PR tree-optimization/69157
13410 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13411 stmts def type only during analyze phase.
13412 (vectorizable_call): Likewise.
13413 (vectorizable_simd_clone_call): Likewise.
13414 (vectorizable_conversion): Likewise.
13415 (vectorizable_assignment): Likewise.
13416 (vectorizable_shift): Likewise.
13417 (vectorizable_operation): Likewise.
13418 (vectorizable_store): Likewise.
13419 (vectorizable_load): Likewise.
13421 2016-01-12 Richard Biener <rguenther@suse.de>
13423 PR tree-optimization/69174
13424 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13426 (vectorizable_load): Properly compute the number of loads needed
13427 for permuted strided SLP loads and do not spuriously assign
13428 to SLP_TREE_VEC_STMTS.
13430 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13432 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13433 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13434 (MD_EXEC_PREFIX): Remove.
13435 (MD_STARTFILE_PREFIX) Removee.
13436 (FILE_NAME_ABSOLUTE_P): Remove.
13437 (CPP_SPEC): Do not read macros from sys/version.h.
13438 (LINK_COMMAND_SPEC): Remove.
13439 (LOCAL_INCLUDE_DIR): Remove.
13440 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13441 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13442 (POST_LINK_SPEC): Define to invoke stubify after linker
13443 (LIBSTDCXX): Remove define
13444 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13445 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13446 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13447 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13448 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13449 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13450 (i386_djgpp_asm_named_section): Add propotype of new procedure
13452 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13453 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13454 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13455 in config/i386/djgpp.h).
13456 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13457 STANDARD_STARTFILE_PREFIX_1.
13458 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13459 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13460 installation errors.
13461 (MAX_OFILE_ALIGNMENT): Define to 128.
13462 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13464 * config/i386/djgpp.c: New file. Add implementation of
13465 i386_djgpp_asm_named_section.
13467 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13469 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13470 Add rule for building djgpp.o.
13472 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13474 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13475 (rtx_is_swappable_p): Reductions are swappable.
13476 (insn_is_swappable_p): V2DF reductions are swappable.
13478 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13480 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13481 reloads for other unsupported memory operands.
13483 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13484 Jim Wilson <jim.wilson@linaro.org>
13487 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13488 copy_to_mode_reg instead of force_reg.
13490 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13493 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13494 TARGET_80387 is true.
13496 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13499 * lra-eliminations.c (move_plus_up): Only move plus up
13500 if subreg of the constant can be simplified into constant
13501 and use the simplified subreg of the constant instead of
13502 the original constant.
13504 * fold-const.c (fold_convertible_p): Don't return true
13505 for conversion of VECTOR_TYPE to same sized integral type.
13506 (fold_convert_loc): Fix up formatting. Fold conversion of
13507 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13508 instead of NOP_EXPR.
13510 PR tree-optimization/69214
13511 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13512 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13515 PR tree-optimization/69207
13516 * tree-vect-slp.c (vect_get_constant_vectors): For
13517 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13518 fold_convertible_p to vector_type's element type, and always
13519 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13521 2016-01-11 Richard Biener <rguenther@suse.de>
13523 PR tree-optimization/69173
13524 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13525 fixup the cycle if all stmts are in a pattern.
13527 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13529 PR middle-end/68999
13530 * alias.c (base_alias_check): Move check for addresses with
13531 alignment ANDs before the call for compare_base_decls.
13532 (memrefs_conflict_p): Return -1 for different decls
13533 that went through alignment adjustments.
13535 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13537 PR rtl-optimization/68796
13538 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13539 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13540 and QImode comparisons against zero with CC_NZmode.
13541 * config/aarch64/iterators.md (short_mask): New mode_attr.
13543 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13545 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13546 (<avx512>_store<mode>_mask): Likewise.
13548 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13549 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13551 PR rtl-optimization/68841
13552 * ifcvt.c (struct noce_if_info): Add orig_x field.
13553 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13554 Don't record conflicts on to_rename if it's present.
13555 Allow memory destinations in sets.
13556 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13557 blocks, passing orig_x to the checks.
13558 (noce_process_if_block): Set if_info->orig_x appropriately.
13560 2016-01-11 Tom de Vries <tom@codesourcery.com>
13562 PR tree-optimization/69069
13563 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13565 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13567 PR rtl-optimization/68920
13568 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13569 of conditional moves for RTL if-conversion to 1 for
13570 TARGET_ONE_IF_CONV_INSN.
13571 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13572 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13573 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13574 parameter to restirct number of conditional moves for
13576 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13577 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13580 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13583 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13584 onepart vars. Fix typo in comment. Fix reversed condition in
13586 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13589 * var-tracking.c (dump_onepart_variable_differences): New.
13590 (dataflow_set_different): If a detailed dump is requested,
13591 delay early returns and dump differences between onepart
13592 variables present before and after, and added variables.
13594 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13597 * expr.c (expand_expr_real_1): For boolean vector constants
13598 with a scalar mode use const_scalar_mask_from_tree.
13599 (const_scalar_mask_from_tree): New.
13600 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13601 assigned to a mask type to handle constants.
13603 2016-01-11 Martin Jambor <mjambor@suse.cz>
13606 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13607 useless parameters if we cannot change function signature.
13609 2016-01-11 Martin Jambor <mjambor@suse.cz>
13612 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13615 2016-01-11 Tom de Vries <tom@codesourcery.com>
13617 PR tree-optimization/69109
13618 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13621 2016-01-11 Tom de Vries <tom@codesourcery.com>
13623 PR tree-optimization/69108
13624 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13625 res is not used in a phi.
13627 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13630 * common.opt (frandom-seed): Fix parameter name.
13631 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13633 2016-01-11 Tom de Vries <tom@codesourcery.com>
13635 PR tree-optimization/69058
13636 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13639 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13641 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13642 (mcode-density): Likewise.
13644 2016-01-10 Tom de Vries <tom@codesourcery.com>
13646 PR tree-optimization/69062
13647 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13648 (parallelize_loops): Don't paralelize loop that has phi with address
13651 2016-01-10 Tom de Vries <tom@codesourcery.com>
13653 PR tree-optimization/69039
13654 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13657 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13659 PR middle-end/68743
13660 * match.pd: Require target has function_c99_misc before doing
13661 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13663 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13665 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13667 * configure: Regenerate.
13669 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13671 PR middle-end/50865
13672 PR tree-optimization/69097
13673 * fold-const.h (expr_not_equal_to): New prototype.
13674 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13675 (expr_not_equal_to): New function.
13676 * match.pd (X % -Y is the same as X % Y): Don't optimize
13677 unless X is known not to be equal to minimum or Y is known
13678 not to be equal to -1.
13679 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13680 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13681 (simplify_stmt_using_ranges): Adjust caller.
13682 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13683 substitute_and_fold.
13685 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13687 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13690 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13692 PR tree-optimization/69167
13693 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13694 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13696 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13698 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13699 Richard Biener <rguenther@suse.de>
13701 PR tree-optimization/68707
13702 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13703 instances that can be handled via vect_load_lanes.
13705 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13707 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13708 if we can't determine address equivalence.
13709 * alias.c (compare_base_decl): Update for changed return value of
13710 symtab_node::equal_address_to.
13712 2016-01-08 Jason Merrill <jason@redhat.com>
13716 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13717 * expr.c (store_field): Not here.
13718 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13719 call with TREE_ADDRESSABLE type.
13720 * tree-cfg.c (verify_gimple_call): Adjust.
13722 2016-01-08 Olivier Hainque <hainque@adacore.com>
13724 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13727 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13729 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13730 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13731 (reduc_smin_v2sf): Rename to...
13732 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13733 (reduc_splus_v2sf): Rename to...
13734 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13736 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13738 PR tree-optimization/69162
13739 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13740 valist argument in another argument.
13741 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13742 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13743 to determine the va_list type, build a MEM_REF instead of
13744 build_fold_indirect_ref.
13746 PR tree-optimization/69172
13747 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13750 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13752 PR tree-optimization/67781
13753 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13754 and cmpnop in two steps: first the ones not accessed in original
13755 gimple expression in a endian independent way and then the ones not
13756 accessed in the final result in an endian-specific way.
13758 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13760 PR tree-optimization/69083
13761 * tree-vect-slp.c (vect_get_constant_vectors): For
13762 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13763 element type. If op is fold_convertible_p to vector_type's element
13764 type, use NOP_EXPR instead of VCE.
13766 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13768 PR rtl-optimization/67778
13769 PR rtl-optimization/68634
13770 PR rtl-optimization/68909
13771 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13772 block from the stack until done with it. Remove a superfluous
13773 bitmap set. Remove a superfluous bitmap test.
13775 2016-01-07 Martin Sebor <msebor@redhat.com>
13778 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13779 constraint on the type of arguments.
13781 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13783 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13784 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13785 unaligned_access on the gcc_options set.
13786 * config/arm/arm.c (arm_option_override_internal): Use
13787 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13789 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13792 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13793 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13795 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13798 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13801 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13802 depending on frame_pointer_needed before remaining integer and SSE
13803 registers are saved.
13805 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13808 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13810 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13813 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13814 Use the "xBm" constraint.
13815 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13817 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13818 (sse_cvtsi2ssq<round_name>): Likewise.
13819 (sse_cvtss2si<round_name>): Likewise.
13820 (sse_cvtss2siq<round_name>): Likewise.
13821 (sse2_cvtsi2sdq<round_name>): Likewise.
13822 (sse2_cvtsd2si<round_name>): Likewise.
13823 (sse2_cvtsd2siq<round_name>): Likewise.
13824 * config/i386/subst.md (round_nimm_scalar_predicate): New
13827 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13829 PR middle-end/67639
13830 * varasm.c (make_decl_rtl): Mark invalid register vars as
13833 PR rtl-optimization/66206
13834 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13835 All callers changed.
13837 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13839 PR tree-optimization/69141
13840 * tree-ssa-pre.c: Include langhooks.h.
13841 (eliminate_dom_walker::before_dom_children): Use
13842 lang_hooks.decl_printable_name instead of
13843 cgraph_node::get ()->name ().
13845 PR middle-end/68960
13846 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13847 it and DECL_ALIGN too.
13849 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13851 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13853 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13856 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13857 depending on frame_pointer_needed before remaining integer and SSE
13858 registers are saved.
13860 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13862 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13863 mode iterator with VSX_M2.
13864 (*p9_vecstore_<mode>): Likewise.
13865 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13866 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13867 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13868 (define_split for VSX_LE128 stores): Likewise.
13869 (define_peephole2 for TImode LE swaps): Likewise.
13870 (define_split for VSX_LE128 post-reload stores): Likewise.
13872 2016-01-06 Marek Polacek <polacek@redhat.com>
13875 * convert.c (convert_to_integer_1): Adjust call to
13876 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13877 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13878 EXPR instead of ARG.
13879 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13881 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13884 * doc/extend.texi (RL78 Variable Attributes): New section.
13886 2016-01-05 Marek Polacek <polacek@redhat.com>
13889 * builtins.c (get_memmodel): Use expansion point location rather than
13890 the input location. Call warning_at rather than warning.
13891 (expand_builtin_atomic_compare_exchange): Likewise.
13892 (expand_builtin_atomic_load): Likewise.
13893 (expand_builtin_atomic_store): Likewise.
13894 (expand_builtin_atomic_clear): Likewise.
13896 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13899 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13900 Replace nonimmediate_operand with vector_operand.
13901 * config/i386/predicates.md (vector_operand): New predicate.
13902 (general_vector_operand): Replace nonimmediate_operand with
13904 * config/i386/sse.md: Replace nonimmediate_operand with
13905 vector_operand and m constraint with Bm constraint on SSE
13906 patterns with 16-byte memory operand.
13907 * config/i386/subst.md (round_nimm_predicate): Replace
13908 nonimmediate_operand with vector_operand.
13909 (round_saeonly_nimm_predicate): Likewise.
13910 (round_saeonly_nimm_scalar_predicate): New.
13912 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13915 * config/i386/constraints.md (Bm): New constraint.
13916 * config/i386/predicates.md (vector_memory_operand): New
13918 * config/i386/sse.md: Replace xm with xBm in plusminus and
13919 any_logic patterns.
13921 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13924 * doc/extend.texi (V850 Function Attributes): New section.
13925 (V850 Variable Attributes): New section.
13927 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13930 * doc/extend.texi (MicroBlaze Function Attributes): Document
13931 interrupt_handler and fast_interrupt attributes.
13933 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13936 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13937 for local symbolic operands.
13938 * config/ia64/predicates.md (local_symbolic_operand64): New
13941 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13943 PR rtl-optimization/68651
13944 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13947 2016-01-05 Nathan Sidwell <nathan@acm.org>
13949 * alias.c (compare_base_decls): Use symtab_node::get.
13951 2016-01-05 Nick Clifton <nickc@redhat.com>
13954 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13955 secondary_reload_info structure.
13958 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13959 decls if weak support is available.
13961 2016-01-04 Martin Sebor <msebor@redhat.com>
13963 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13965 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13967 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13968 OPTION_MASK_P9_DFORM.
13970 * config/rs6000/constraints.md (wo constraint): New constraint for
13973 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13975 (rs6000_init_hard_regno_mode_ok): Likewise.
13977 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13980 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13981 expanders not to have constraints. Add support for ISA 3.0 xxperm
13982 instruction. Add support for fusing xxlor with xxperm.
13983 (altivec_vperm_<mode>_internal): Likewise.
13984 (altivec_vperm_v8hiv16qi): Likewise.
13985 (altivec_vperm_<mode>v16q): Likewise.
13986 (altivec_vperm_<mode>_uns): Likewise.
13987 (vperm_v8hiv4si): Likewise.
13988 (vperm_v16qiv8hi): Likewise.
13990 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13992 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13994 Update copyright years.
13996 * gcc.c (process_command): Update copyright notice dates.
13997 * gcov-dump.c (print_version): Ditto.
13998 * gcov.c (print_version): Ditto.
13999 * gcov-tool.c (print_version): Ditto.
14000 * gengtype.c (create_file): Ditto.
14001 * doc/cpp.texi: Bump @copying's copyright year.
14002 * doc/cppinternals.texi: Ditto.
14003 * doc/gcc.texi: Ditto.
14004 * doc/gccint.texi: Ditto.
14005 * doc/gcov.texi: Ditto.
14006 * doc/install.texi: Ditto.
14007 * doc/invoke.texi: Ditto.
14009 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14011 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14012 modes larger than TImode as TImode if NEON is not enabled.
14014 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14017 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14018 mode for %f0-%f31 only if TARGET_FPU.
14020 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14023 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14024 to compute the PACKED_P predicate.
14025 (function_arg_record_value): Minor tweaks.
14027 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14029 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14030 option for arm*-*-* targets.
14032 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14034 * doc/extend.texi (Common Function Attributes): Move docs for
14035 MSP430-specific attributes to....
14036 (MSP430 Function Attributes): ...here. Delete the redundant
14037 entries and copy-edit the remaining text.
14038 (MSP430 Variable Attributes): Use uniform format for index
14039 entries and add a cross-reference to the corresponding function
14042 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14044 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14046 (x86 Options): Likewise.
14048 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14052 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14053 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14054 to corresponding attribute.
14056 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14058 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14059 to correct alphabetization of table. Copy-edit and correct
14061 <stack_protect>: Likewise.
14062 <target_clones>: Likewise.
14064 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14065 Correct punctuation.
14066 (Code Gen Options) <-fno-plt>: Copy-edit.
14068 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14071 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14072 SI values. Explicitly convert SI to DI and vice-versa.
14074 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14076 PR tree-optimization/69070
14077 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14078 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14081 * ubsan.c (ubsan_instrument_float_cast): Call
14082 initialize_sanitizer_builtins.
14085 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14087 Copyright (C) 2016 Free Software Foundation, Inc.
14089 Copying and distribution of this file, with or without modification,
14090 are permitted in any medium without royalty provided the copyright
14091 notice and this notice are preserved.