1 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
5 element is not a constant or in a register, force it to a
9 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
10 that will be set to a vector element to be in a register.
11 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
12 the wrong multiplier to convert the element number to a byte
15 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
17 PR tree-optimization/77856
18 * lra-constraints.c (inherit_in_ebb): Check original regno for
19 invalid invariant regs too. Set only clobbered hard regs for the
20 invalid invariant regs.
22 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
24 Commit files forgotten in r242966.
26 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
27 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
28 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
29 prefix check to find wrap-around value, instead use MCU flash size.
30 For 8k flash devices, update link_pmem_wrap spec string to
31 add --pmem-wrap-around=8k.
32 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
34 (LINK_SPEC): ...to here.
36 2016-11-30 David Malcolm <dmalcolm@redhat.com>
39 * selftest.c (selftest::assert_strndup_eq): New function.
40 (selftest::test_strndup): New function.
41 (selftest::test_libiberty): New function.
42 (selftest::selftest_c_tests): Call test_libiberty.
44 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
46 PR rtl-optimization/78610
47 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
50 2016-11-30 Bin Cheng <bin.cheng@arm.com>
52 PR tree-optimization/78574
53 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
54 header PHI that doesn't define biv.
56 2016-11-30 Jakub Jelinek <jakub@redhat.com>
58 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
61 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
62 sharing the SUBREG rtx between move and following insn.
64 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
65 for REG_EQUIV argument.
67 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
69 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
71 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
74 * real.c (real_hash): Add cast to avoid left
75 shifting of negative values.
77 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
80 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
81 from a subreg in operands[1] and don't call REGNO on a non-reg
82 expression when deciding to force operands[2] into a reg.
84 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
85 Andrew Burgess <andrew.burgess@embecosm.com>
87 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
88 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
89 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
90 * config/arc/arc700.md: Add define_bypass for store/load.
92 2016-11-30 Martin Liska <mliska@suse.cz>
94 * cgraph.c (symbol_table::initialize): Initialize
96 (cgraph_node::remove): Report to ipa_clones_dump_file.
97 * cgraph.h: Add new argument (suffix) to cloning methods.
98 * cgraphclones.c (dump_callgraph_transformation): New function.
99 (cgraph_node::create_clone): New argument.
100 (cgraph_node::create_virtual_clone): Likewise.
101 (cgraph_node::create_version_clone): Likewise.
102 * dumpfile.c: Add .ipa-clones dump file.
103 * dumpfile.h (enum tree_dump_index): Add TDI_clones
104 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
105 to dump_callgraph_transformation.
107 2016-11-30 Martin Liska <mliska@suse.cz>
110 * asan.c (asan_expand_mark_ifn): Properly
111 select a VAR_DECL from FRAME.* component reference.
113 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
115 PR rtl-optimization/78583
116 * simplify-rtx.c (simplify_truncation): Add check missing from the
119 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
121 PR rtl-optimization/78590
122 * combine.c (change_zero_ext): Transform zero_extend of subregs only
123 if the subreg_reg is a scalar integer mode.
125 2016-11-30 Jakub Jelinek <jakub@redhat.com>
127 PR tree-optimization/78586
128 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
129 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
130 Don't build_int_cst min/max twice. Formatting fix.
132 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
134 PR rtl-optimization/78588
135 * combine.c (if_then_else_cond): Also guard against BLKmode.
136 * rtlanal.c (num_sign_bit_copies1): Add assert.
138 2016-11-29 Jeff Law <law@redhat.com>
140 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
143 * lra-constraints.c (check_and_process_move): Constrain the
144 range of DCLASS and SCLASS to avoid false positive out of bounds
147 2016-11-29 David Malcolm <dmalcolm@redhat.com>
149 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
151 2016-11-29 David Malcolm <dmalcolm@redhat.com>
153 PR preprocessor/78569
154 * input.c (get_substring_ranges_for_loc): Fail gracefully if
155 line directives were present.
157 2016-11-30 Matthias Klose <doko@ubuntu.com>
159 * doc/install.texi: Document configure options --enable-objc-gc
160 and --with-target-bdw-gc.
162 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
165 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
166 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
167 residing in traditional altivec registers can be stored
170 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
173 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
174 overhead loop start between a call and its CALL_ARG_LOCATION
177 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
179 * config/bfin/linux.h (CPP_SPEC): Define.
181 2016-11-29 Martin Sebor <msebor@redhat.com>
183 PR tree-optimization/78512
184 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
185 * config/rs6000/linux.h: Same.
186 * config/rs6000/linux64.h: Same.
187 * config/sol2.h: Same.
188 * config/sol2.c (solaris_printf_pointer_format): Remove.
189 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
190 * doc/tm.texi: Regenerate.
191 * gimple-ssa-sprintf.c (format_pointer): Rempove.
192 (pass_sprintf_length::compute_format_length): Return bool.
193 (pass_sprintf_length::handle_gimple_call): Adjust.
194 * target.def (printf_pointer_format): Remove.
195 * targhooks.c (default_printf_pointer_format): Remove.
196 (linux_printf_pointer_format): Same.
197 * targhooks.h (default_printf_pointer_format): Remove.
198 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
200 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
204 (SWI1248_AVX512BWDQ): Ditto.
205 (SWI1248_AVX512BW): Ditto.
206 (k<any_logic:code><mode>): Ditto.
207 (kandn<mode>): Ditto.
208 (kxnor<mode>): Ditto.
210 (*k<any_lshift:code><mode>): Ditto.
211 (kortestzhi, kortestchi): Ditto.
212 (kunpckhi, kunpcksi, kunpckdi): Ditto.
214 2016-11-29 Andrew Pinski <apinski@cavium.com>
216 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
219 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
222 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
223 to stack before call mcount.
224 (tilegx_can_use_return_insn_p): Clean up code.
226 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
228 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
230 2016-11-29 David Malcolm <dmalcolm@redhat.com>
236 * spellcheck.c (selftest::test_find_closest_string): Verify that
237 we don't offer the goal string as a suggestion.
238 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
239 offer the goal string as a suggestion.
242 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
244 * config/arc/arc.c (arc_override_options): Avoid selection of
245 compact casesi for ARCv2.
247 2016-11-29 Richard Biener <rguenther@suse.de>
249 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
250 PHIs after a regular stmt.
251 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
254 2016-11-29 Martin Liska <mliska@suse.cz>
256 PR gcov-profile/78582
257 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
258 to prevent PHI argument clash.
260 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
262 * config/arc/arc.opt (marclinux): Fix typo.
263 (marclinux_prof): Likewise.
265 2016-11-29 Jiong Wang <jiong.wang@arm.com>
267 * target.def (stack_protect_runtime_enabled_p): New.
268 * function.c (expand_function_end): Guard stack_protect_epilogue with
269 targetm.stack_protect_runtime_enabled_p.
270 * cfgexpand.c (pass_expand::execute): Likewise.
271 * calls.c (expand_call): Likewise.
272 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
273 * doc/tm.texi: Regenerate.
275 2016-11-29 Richard Biener <rguenther@suse.de>
278 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
280 2016-11-29 Janus Weil <janus@gcc.gnu.org>
282 * doc/contrib.texi: Add a few missing gfortran contributors.
284 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
286 * combine.c (change_zero_ext): Also handle extends from a subreg
287 to a mode bigger than that of the operand of the subreg.
289 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
292 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
293 stack_restore_tie insn instead of stack_tie, for the SVR4 and
295 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
297 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
299 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
300 head_components and tail_components.
301 (spread_components): New algorithm.
302 (emit_common_tails_for_components): Clear head_components and
304 (insert_prologue_epilogue_for_components): Write extra output to the
305 dump file for sibcalls and abnormal exits.
307 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
309 PR rtl-optimization/78342
310 * combine.c: Include "cfghooks.h".
311 (try_combine): If we create an unconditional trap, break the basic
312 block in two just after it, and remove the edge between; also, set
313 the *new_direct_jump_p flag so that cleanup_cfg is run.
315 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
317 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
320 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
323 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
324 output template string.
325 (*anddi_1): Use multi-line output template string.
328 2016-11-28 Jakub Jelinek <jakub@redhat.com>
331 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
332 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
333 note has been removed.
334 * postreload.c (reload_combine_recognize_pattern): If
335 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
337 2016-11-28 Martin Sebor <msebor@redhat.com>
340 * gimple-ssa-sprintf.c (target_max_value): Remove.
341 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
342 (get_width_and_precision): New function.
343 (format_integer, format_floating, get_string_length, format_string):
344 Correct handling of width and precision with unknown value.
345 (format_directive): Add warning.
346 (pass_sprintf_length::compute_format_length): Allow for precision
347 to consist of a sole period with no asterisk or digits after it.
349 2016-11-28 Jakub Jelinek <jakub@redhat.com>
351 PR rtl-optimization/78546
352 * simplify-rtx.c (neg_const_int): When negating most negative
353 number in mode wider than HOST_BITS_PER_WIDE_INT, use
354 simplify_const_unary_operation to produce CONST_DOUBLE or
356 (simplify_plus_minus): Handle the case where neg_const_int
357 doesn't return a CONST_INT.
359 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
362 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
363 left shifting of negative values.
365 2016-11-28 Jakub Jelinek <jakub@redhat.com>
368 * tree-nested.c (convert_local_reference_stmt): After adding
369 shared (FRAME.NN) clause to omp parallel, task or target,
370 add it also to all outer omp parallel, task or target constructs.
372 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.md (UNSPEC_KMASKOP): New.
375 (UNSPEC_KMOV): Remove.
376 (kmovw): Expand to plain HImode move.
377 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
378 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
379 Remove corresponding clobber-removing splitter.
380 (*anddi_1): Remove mask register alternatives.
384 (*<any_or:code><mode>_1): Ditto.
385 (*<any_or:code>qi_1): Ditto.
386 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
387 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
388 Remove corresponding splitter to operation with general registers.
389 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
390 (*andn<SWI12:mode>): New pattern.
391 (*kxnor<mode>): Remove general register alternatives. Tag pattern
392 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
393 with general registers.
394 (knot<mode>): New insn pattern.
395 (*one_cmpl<mode>2_1): Remove mask register alternatives.
396 (one_cmplqi2_1): Ditto.
397 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
398 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
399 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
400 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
401 to generate kmaskop shift.
402 (vec_unpacks_hi_<mode>): Ditto.
403 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
405 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
406 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
407 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
409 2016-11-28 Richard Biener <rguenther@suse.de>
411 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
412 to SSA names via extract_range_from_ssa_name if allowed.
414 2016-11-28 Richard Biener <rguenther@suse.de>
416 PR tree-optimization/78542
417 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
420 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
422 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
423 isolates a single bit, even if the condition involves subregs.
425 2016-11-28 Tamar Christina <tamar.christina@arm.com>
427 * config/aarch64/aarch64-simd-builtins.def
428 (BSL_P): Added di and v2di mode.
429 * config/aarch64/arm_neon.h
430 (vsriq_n_p64, vsri_n_p64): Added poly type.
431 (vextq_p64, vext_p64): Likewise.
432 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
434 2016-11-28 Tamar Christina <tamar.christina@arm.com>
436 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
437 (TYPES_GETREGP): Likewise.
438 (TYPES_SHIFTINSERTP): Likewise.
439 (TYPES_COMBINEP): Likewise.
440 (TYPES_STORE1P): Likewise.
441 * config/aarch64/aarch64-simd-builtins.def
442 (combine): Added poly generator.
443 (get_dregoi): Likewise.
444 (get_dregci): Likewise.
445 (get_dregxi): Likewise.
449 * config/aarch64/arm_neon.h
450 (poly64x1x2_t, poly64x1x3_t): New.
451 (poly64x1x4_t, poly64x2x2_t): Likewise.
452 (poly64x2x3_t, poly64x2x4_t): Likewise.
453 (poly64x1_t): Likewise.
454 (vcreate_p64, vcombine_p64): Likewise.
455 (vdup_n_p64, vdupq_n_p64): Likewise.
456 (vld2_p64, vld2q_p64): Likewise.
457 (vld3_p64, vld3q_p64): Likewise.
458 (vld4_p64, vld4q_p64): Likewise.
459 (vld2_dup_p64, vld3_dup_p64): Likewise.
460 (vld4_dup_p64, vsli_n_p64): Likewise.
461 (vsliq_n_p64, vst1_p64): Likewise.
462 (vst1q_p64, vst2_p64): Likewise.
463 (vst3_p64, vst4_p64): Likewise.
464 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
465 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
466 (vget_lane_p64, vgetq_lane_p64): Likewise.
467 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
468 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
469 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
470 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
471 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
472 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
473 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
474 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
475 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
476 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
477 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
478 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
479 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
480 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
481 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
482 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
483 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
484 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
485 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
486 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
487 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
488 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
489 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
490 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
491 (vset_lane_p64, vsetq_lane_p64): Likewise.
492 (vget_low_p64, vget_high_p64): Likewise.
493 (vcombine_p64, vst2_lane_p64): Likewise.
494 (vst3_lane_p64, vst4_lane_p64): Likewise.
495 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
496 (vst4q_lane_p64, vget_lane_p64): Likewise.
497 (vget_laneq_p64, vset_lane_p64): Likewise.
498 (vset_laneq_p64, vcopy_lane_p64): Likewise.
499 (vcopy_laneq_p64, vdup_n_p64): Likewise.
500 (vdupq_n_p64, vdup_lane_p64): Likewise.
501 (vdup_laneq_p64, vld1_p64): Likewise.
502 (vld1q_p64, vld1_dup_p64): Likewise.
503 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
504 (vmov_n_p64, vmovq_n_p64): Likewise.
505 (vst3q_p64, vst4q_p64): Likewise.
506 (vld1_lane_p64, vld1q_lane_p64): Likewise.
507 (vst1_lane_p64, vst1q_lane_p64): Likewise.
508 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
509 (vdupq_laneq_p64): Likewise.
511 2016-11-28 Tamar Christina <tamar.christina@arm.com>
513 * config/arm/arm_neon.h (vget_lane_p64): New.
515 2016-11-28 Iain Sandoe <iain@codesourcery.com>
518 * configure.ac (with_ld64): Use portable method to extract the
519 major part of the version number.
520 * configure: Regenerated.
522 2016-11-28 Jakub Jelinek <jakub@redhat.com>
524 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
525 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
526 intmax_t couldn't be determined.
527 (format_integer): Make {,u}intmax_type_node no longer static,
528 initialize them only when needed. For z and t use
529 signed_or_unsigned_type_for instead of assuming size_t and
530 ptrdiff_t have the same precision.
533 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
534 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
535 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
536 vector instead of traversing m_classes hash table. Release
538 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
540 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
541 add it also to m_classes_vec vector.
542 (sem_item_optimizer::remove_symtab_node,
543 sem_item_optimizer::build_hash_based_classes,
544 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
545 (sem_item_optimizer::subdivide_classes_by_equality,
546 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
547 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
548 instead of traversing m_classes hash table. Formatting fixes.
549 (sem_item_optimizer::traverse_congruence_split,
550 sem_item_optimizer::do_congruence_step_for_index,
551 sem_item_optimizer::do_congruence_step): Formatting fixes.
552 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
553 vector instead of traversing m_classes hash table.
554 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
555 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
556 instead of traversing m_classes hash table.
558 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
560 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
561 X is not unused after.
563 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
565 PR rtl-optimization/78120
566 * rtlanal.c (insn_rtx_cost): Revert previous change.
568 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
571 * config/avr/avr.md (SPLIT34): New mode iterator.
572 (bitop): New code iterator.
573 (*iorhi3.ashift8-*). New insn-and-split patterns.
574 (*movhi): Post-reload split reg = 0.
575 [!MOVW]: Post-reload split reg = reg.
576 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
577 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
578 (iorhi3, iorpsi3, iorsi3): Same.
579 (xorhi3, xorpsi3, xorsi3): Same.
580 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
581 costs to *iorhi3.ashift8-* patterns.
583 2016-11-27 Iain Sandoe <iain@codesourcery.com>
584 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
587 * config.in: Regenerate
588 * config/darwin-driver.c (darwin_driver_init): Emit a version string
590 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
591 * config/darwin.opt(asm_macosx_version_min): New.
592 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
593 * configure: Regenerate
594 * configure.ac: Check for mmacosx-version-min handling.
596 2016-11-27 Iain Sandoe <iain@codesourcery.com>
599 * config/i386/i386.c (ix86_code_end): Note that we emitted code
600 where the function might otherwise appear empty for picbase thunks.
601 (ix86_output_function_epilogue): If we find a zero-sized function
602 assume that reaching it is UB and trap. If we find a trailing label
604 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
605 find a zero-sized function assume that reaching it is UB and trap.
606 If we find a trailing label, append a nop.
608 2016-11-27 Iain Sandoe <iain@codesourcery.com>
611 * config/darwin-sections.def (picbase_thunk_section): New.
612 * config/darwin.c (darwin_init_sections): Set up picbase thunk
613 section. (darwin_rodata_section, darwin_objc2_section,
614 machopic_select_section, darwin_asm_declare_constant_name,
615 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
616 coalesced with newer linkers.
617 (darwin_override_options): Decide on usage of coalesed sections
618 on the basis of the target linker version.
619 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
620 * config/darwin.opt (mtarget-linker): New.
621 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
622 a coalesced section, instead use a thunks section.
624 2016-11-27 Iain Sandoe <iain@codesourcery.com>
627 * configure.ac (with-ld64): New var, set for Darwin, set on
628 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
629 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
630 * config/darwin10.h(DEF_LD64): Update for this target version.
631 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
632 (DEF_LD64): Update for this target version.
633 * configure: Regenerated.
634 * config.in: Regenerated.
636 2016-11-27 Iain Sandoe <iain@codesourcery.com>
639 * config/darwin.c (imachopic_indirection_name): Make data
640 section indirections linker-visible.
641 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
642 constant labels linker-visible.
644 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
646 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
647 (free_lang_data): Remove assignment to ptrdiff_type_node.
649 2016-11-25 Jakub Jelinek <jakub@redhat.com>
651 PR rtl-optimization/78526
652 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
653 beyond val's precision.
655 PR rtl-optimization/78527
656 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
657 out of bounds shift count.
659 2016-11-25 Martin Liska <mliska@suse.cz>
662 * doc/invoke.texi (-fprofile-use): Fix reference to a section
663 where -fprofile-generate is documented.
665 2016-11-25 Martin Liska <mliska@suse.cz>
667 PR gcov-profile/78086
668 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
669 not supported by a target. Set priority to 100 if possible.
670 (build_gcov_exit_decl): Likewise.
672 2016-11-25 Richard Biener <rguenther@suse.de>
675 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
676 unary, binary and single RHSs.
677 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
679 2016-11-25 Bin Cheng <bin.cheng@arm.com>
684 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
685 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
686 and set it to result code if transformation is valid. Use code EQ
687 directly in last simplification case.
689 2016-11-25 Richard Biener <rguenther@suse.de>
691 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
692 before valueizing return stmts.
694 2016-11-24 Richard Biener <rguenther@suse.de>
696 PR tree-optimization/78343
697 * passes.def: Add CD-DCE pass after loop splitting.
698 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
699 SCEV init/finalize ...
700 (perform_tree_ssa_dce): ... here. Deal with being
701 executed inside the loop pipeline in aggressive mode.
703 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
705 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
707 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
709 PR tree-optimization/77673
710 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
711 (init_symbolic_number): Initialize src field from src parameter.
712 (perform_symbolic_merge): Select most dominated statement as the
713 source statement. Set src field of resulting n structure from the
714 input src with the lowest address.
715 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
716 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
717 of load from src field rather than insertion statement. Cancel
718 optimization if statement analyzed is not dominated by the insertion
720 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
721 dominance information.
723 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
726 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
728 2016-11-25 Martin Jambor <mjambor@suse.cz>
730 PR tree-optimization/70965
731 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
733 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
736 * config/i386/i386.c (i386_excess_precision): Do not return
737 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
738 EXCESS_PRECISION_TYPE_STANDARD.
739 * target.def (excess_precision): Document that targets should
740 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
741 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
742 Fix typo in first sentence.
743 * doc/tm.texi: Regenerate.
745 2016-11-25 Richard Biener <rguenther@suse.de>
747 PR tree-optimization/78396
748 * tree-vectorizer.c (vectorize_loops): When the if-converted
749 body contains masked loads or stores do not attempt to
750 basic-block-vectorize it.
752 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
753 Alan Hayward <alan.hayward@arm.com>
754 David Sherwood <david.sherwood@arm.com>
756 * function.h (spill_slot_alignment): Declare.
757 * function.c (spill_slot_alignment): New function.
758 * lra-spills.c (slot): Add align and size fields.
759 (assign_mem_slot): Use them in the call to assign_stack_local.
760 (add_pseudo_to_slot): Update the fields.
761 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
763 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
764 Alan Hayward <alan.hayward@arm.com>
765 David Sherwood <david.sherwood@arm.com>
767 * stor-layout.c (layout_type): Allow the caller to set the mode of
768 a float type. Only choose one here if the mode is still VOIDmode.
769 * tree.c (build_common_tree_nodes): Set the type mode of decimal
770 floats before calling layout_type.
771 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
773 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
775 * tree-tailcall.c (find_tail_calls): Allow calls to reference
776 local variables if all references are known to be direct.
778 2016-11-25 Jakub Jelinek <jakub@redhat.com>
779 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
782 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
783 non null and it's precision matches precision of lhs's type.
785 2016-11-24 Martin Sebor <msebor@redhat.com>
787 PR tree-optimization/78476
788 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
790 (handle_gimple_call): Adjust signature.
791 (try_substitute_return_value): Remove calls to bounded functions
792 with zero buffer size whose result is known.
793 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
795 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
797 * varasm.c (assemble_start_function): Wrap align_log definition in
798 ASM_OUTPUT_MAX_SKIP_ALIGN.
800 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/i386.md (wide AND insn to QImode splitter): Use
803 explicit mode macros.
804 (wide OR insn to QImode splitter): Ditto.
806 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
808 PR rtl-optimization/77541
809 * lra-constraints.c (struct input_reload): Add field match_p.
810 (get_reload_reg): Check modes of input reloads to generate unique
812 (match_reload): Add input reload pseudo for the current insn.
814 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
816 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
817 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
819 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
820 the aarch64_fp16_type_node, not all HFmode types.
821 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
822 (aarch64_scalar_mode_supported_p): Likewise.
823 (aarch64_excess_precision): New.
824 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
825 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
826 (TARGET_C_EXCESS_PRECISION): Likewise.
828 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
830 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
831 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
833 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
835 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
836 (<optab>dihf2): Likewise.
837 (aarch64_fp16_<optab><mode>hf2): New.
839 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
842 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
844 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
846 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
847 Enable REE at -O2 and higher.
848 * config/sparc/sparc.c (sparc_option_override): Disable it by default
851 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
855 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
856 (new_temp_expr_table): Initialise reg_vars_cnt.
857 (free_temp_expr_table): Release reg_vars_cnt.
858 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
860 (find_replaceable_in_bb): Use the above to record register variable
861 write occurrences and cancel replacement across them.
863 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
865 PR rtl-optimization/78437
866 * ree.c (get_uses): New function.
867 (combine_reaching_defs): When a copy is needed, return false if any
868 reaching use of the source register reads it in a mode larger than
869 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
871 2016-11-24 Martin Liska <mliska@suse.cz>
873 * gimple-pretty-print.c (dump_edge_probability): New function.
874 (dump_gimple_switch): Dump label edge probabilities.
875 (dump_gimple_cond): Likewise.
876 (dump_gimple_label): Dump
877 (dump_gimple_bb_header): Dump basic block frequency.
878 (pp_cfg_jump): Replace e->dest argument with e.
879 (dump_implicit_edges): Likewise.
880 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
881 Use gimple_bb (at) instead of at->bb.
883 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
885 * common.opt (flimit-function-alignment): New.
886 * doc/invoke.texi (-flimit-function-alignment): Document.
887 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
888 * final.c (shorten_branches): Set it.
889 * varasm.c (assemble_start_function): Limit alignment if
892 2016-11-24 Richard Biener <rguenther@suse.de>
894 PR tree-optimization/71595
895 * cfgloopmanip.h (remove_path): Add irred_invalidated and
896 loop_closed_ssa_invalidated parameters, defaulted to NULL.
897 * cfgloopmanip.c (remove_path): Likewise, pass them along to
898 called functions. Only fix irred flags if the caller didn't
900 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
901 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
904 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
906 PR rtl-optimization/78120
907 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
908 cases, and additionally test against max_seq_cost for speed
910 (noce_process_if_block): Compute an estimate for the original cost when
911 optimizing for speed, using the minimum of then and else block costs.
913 PR rtl-optimization/78120
914 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
916 PR rtl-optimization/78120
917 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
919 2016-11-24 Bin Cheng <bin.cheng@arm.com>
921 * match.pd: Refine type conversion in result expr for below pattern:
922 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
924 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
927 * tree.h (wi::fits_to_boolean_p): New predicate.
928 (wi::fits_to_tree_p): Use it for boolean types.
929 * tree.c (int_fits_type_p): Likewise.
931 2016-11-24 Martin Liska <mliska@suse.cz>
933 * print-tree.c (struct bucket): Remove.
934 (print_node): Add new argument which drives whether a tree node
935 is printed briefly or not.
936 (debug_tree): Replace a custom hash table with hash_set<T>.
937 * print-tree.h (print_node): Add the argument.
939 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
941 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
943 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
946 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
947 if it is at least NREGS wide.
949 2016-11-23 Joseph Myers <joseph@codesourcery.com>
951 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
952 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
953 TFmode, IFmode and KFmode.
955 2016-11-23 Joseph Myers <joseph@codesourcery.com>
957 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
960 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
962 * combine.c (change_zero_ext): Only change the mode of a hard register
963 destination if can_change_dest_mode holds for that.
965 2016-11-23 Jeff Law <law@redhat.com>
967 * varasm.c (assemble_name): Increase buffer size for name.
969 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
971 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
973 * doc/extend.texi: Constify first argument to __builtin_object_size.
975 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
977 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
978 to be used. Add brackets around macro argument.
980 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
984 2016-11-23 Jakub Jelinek <jakub@redhat.com>
987 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
988 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
990 2016-11-23 Jakub Jelinek <jakub@redhat.com>
993 * omp-low.c (build_outer_var_ref): Change lastprivate argument
994 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
995 on worksharing constructs, treat it like clauses on simd construct.
997 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
998 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
999 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1000 of true as last argument to build_outer_var_ref.
1002 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1004 * config/i386/i386.md (*movqi_internal): Calculate mode
1005 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1006 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1007 (*k<logic><mode>): Calculate mode attribute depending on
1008 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1009 (*andqi_1): Calculate mode attribute of alternative 3 depending
1010 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1011 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1012 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1013 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1014 iterator. Calculate mode attribute of alternative 1 depending
1015 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1016 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1017 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1019 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1022 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1023 * tree-vrp.c (extract_range_basic): Handle case for
1024 CFN_BUILT_IN_STRLEN.
1026 2016-11-23 Jeff Law <law@redhat.com>
1028 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1030 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1031 in boolean context warning.
1033 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1035 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1038 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1039 (arm_fp16_type_node): ...This, make visibile.
1040 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1042 (arm_init_simd_builtin_types): Likewise.
1043 (arm_init_fp16_builtins): Likewise.
1044 * config/arm/arm.c (arm_excess_precision): New.
1045 (arm_floatn_mode): Likewise.
1046 (TARGET_C_EXCESS_PRECISION): Likewise.
1047 (TARGET_FLOATN_MODE): Likewise.
1048 (arm_promoted_type): Only promote arm_fp16_type_node.
1049 * config/arm/arm.h (arm_fp16_type_node): Declare.
1051 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1053 * config/arm/arm.c (arm_convert_to_type): Delete.
1054 (TARGET_CONVERT_TO_TYPE): Delete.
1055 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1056 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1057 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1058 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1059 are in fast math mode, and have no single step hardware instruction.
1060 (extendhfdf2): Only expand through SFmode if we don't have a
1061 single-step hardware instruction.
1062 * config/arm/vfp.md (*truncdfhf2): New.
1063 (extendhfdf2): Likewise.
1065 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1067 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1070 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1072 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1073 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1074 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1075 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1076 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1077 * doc/tm.texi: Regenerate.
1078 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1080 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1082 * toplev.c (init_excess_precision): Delete most logic.
1083 * tree.c (excess_precision_type): Rewrite to use
1084 TARGET_EXCESS_PRECISION.
1085 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1086 more generic fashion.
1087 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1088 __STDC_WANT_IEC_60559_TYPES_EXT__.
1090 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1092 * common.opt (fpermitted-flt-eval-methods): New.
1093 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1094 * flag_types.h (permitted_flt_eval_methods): New.
1096 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1098 * config/m68k/m68k.c (m68k_excess_precision): New.
1099 (TARGET_C_EXCESS_PRECISION): Define.
1101 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1103 * config/s390/s390.c (s390_excess_precision): New.
1104 (TARGET_C_EXCESS_PRECISION): Define.
1106 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1108 * config/i386/i386.c (ix86_excess_precision): New.
1109 (TARGET_C_EXCESS_PRECISION): Define.
1111 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1113 * target.def (excess_precision): New hook.
1114 * target.h (flt_eval_method): New.
1115 (excess_precision_type): Likewise.
1116 * targhooks.c (default_excess_precision): New.
1117 * targhooks.h (default_excess_precision): New.
1118 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1119 * doc/tm.texi: Regenerate.
1121 2016-11-23 Martin Sebor <msebor@redhat.com>
1124 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1125 set the minimum number of bytes for an unknown string to zero.
1127 2016-11-23 Martin Jambor <mjambor@suse.cz>
1128 Martin Liska <mliska@suse.cz>
1130 * hsa-builtins.def: New file.
1131 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1132 * builtins.def: Include hsa-builtins.def.
1133 (DEF_HSA_BUILTIN): New macro.
1134 * dumpfile.h (OPTGROUP_OPENMP): Define.
1135 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1136 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1137 GF_OMP_FOR_GRID_GROUP_ITER.
1138 (gimple_omp_for_grid_phony): Added checking assert.
1139 (gimple_omp_for_set_grid_phony): Likewise.
1140 (gimple_omp_for_grid_intra_group): New function.
1141 (gimple_omp_for_set_grid_intra_group): Likewise.
1142 (gimple_omp_for_grid_group_iter): Likewise.
1143 (gimple_omp_for_set_grid_group_iter): Likewise.
1144 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1145 previosuly only distribute loop was permitted.
1146 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1147 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1149 (grid_expand_omp_for_loop): Likewise and also support standalone
1150 distribute constructs. New parameter INTRA_GROUP, updated both users.
1151 (grid_expand_target_grid_body): Support standalone distribute
1153 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1154 (pass_data_expand_omp_ssa): Likewise.
1155 (pass_data_omp_device_lower): Likewsie.
1156 (pass_data_lower_omp): Likewise.
1157 (pass_data_diagnose_omp_blocks): Likewise.
1158 (pass_data_oacc_device_lower): Likewise.
1159 (pass_data_omp_target_link): Likewise.
1160 (grid_lastprivate_predicate): New function.
1161 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1163 (lower_omp_for): Support standalone distribute constructs.
1164 (grid_prop): New type.
1165 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1167 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1169 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1170 optimization info messages.
1171 (grid_find_single_omp_among_assignments): Likewise.
1172 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1173 (grid_parallel_clauses_gridifiable): New function.
1174 (grid_inner_loop_gridifiable_p): Likewise.
1175 (grid_dist_follows_simple_pattern): Likewise.
1176 (grid_gfor_follows_tiling_pattern): Likewise.
1177 (grid_call_permissible_in_distribute_p): Likewise.
1178 (grid_handle_call_in_distribute): Likewise.
1179 (grid_dist_follows_tiling_pattern): Likewise.
1180 (grid_target_follows_gridifiable_pattern): Support standalone
1181 distribute constructs.
1182 (grid_var_segment): New enum.
1183 (grid_mark_variable_segment): New function.
1184 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1185 if a new argument says so.
1186 (grid_process_grid_body): New function.
1187 (grid_eliminate_combined_simd_part): Likewise.
1188 (grid_mark_tiling_loops): Likewise.
1189 (grid_mark_tiling_parallels_and_loops): Likewise.
1190 (grid_process_kernel_body_copy): Support standalone distribute
1192 (grid_attempt_target_gridification): New grid variable holding overall
1193 gridification state. Support standalone distribute constructs and
1195 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1196 * hsa.h (hsa_bb): Add method method append_phi.
1197 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1198 occurences in all files too.
1199 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1200 (is_a_helper <hsa_insn_br *>::test): New function.
1201 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1202 branch instructions.
1203 (hsa_insn_signal): Make a direct descendant of
1204 hsa_insn_basic. Add memorder constructor parameter and
1205 m_memory_order and m_signalop member variables.
1206 (hsa_insn_queue): Changed constructor parameters to common form.
1207 Added m_segment and m_memory_order member variables.
1208 (hsa_summary_t): Add private member function
1209 process_gpu_implementation_attributes.
1210 (hsa_function_summary): Rename m_binded_function to
1212 (hsa_insn_basic_p): Remove typedef.
1213 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1214 (hsa_op_reg_p): Remove typedef.
1215 (hsa_function_representation): Change hsa_op_reg_p into plain
1217 (hsa_insn_phi): Removed new and delete operators.
1218 (hsa_insn_br): Likewise.
1219 (hsa_insn_cbr): Likewise.
1220 (hsa_insn_sbr): Likewise.
1221 (hsa_insn_cmp): Likewise.
1222 (hsa_insn_mem): Likewise.
1223 (hsa_insn_atomic): Likewise.
1224 (hsa_insn_signal): Likewise.
1225 (hsa_insn_seg): Likewise.
1226 (hsa_insn_call): Likewise.
1227 (hsa_insn_arg_block): Likewise.
1228 (hsa_insn_comment): Likewise.
1229 (hsa_insn_srctype): Likewise.
1230 (hsa_insn_packed): Likewise.
1231 (hsa_insn_cvt): Likewise.
1232 (hsa_insn_alloca): Likewise.
1233 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1234 (process_gpu_implementation_attributes): New function.
1235 (link_functions): Move some functionality into it. Adjust after
1236 renaming m_binded_functions to m_bound_functions.
1237 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1238 to the list of instructions with no output registers.
1239 (get_in_type): Return this if it is a register of
1241 (hsa_get_declaration_name): Moved to...
1242 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1243 temporary string on an obstack instead from ggc.
1244 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1245 down to two overloads.
1246 (hsa_allocp_operand_address): Removed.
1247 (hsa_allocp_operand_immed): Likewise.
1248 (hsa_allocp_operand_reg): Likewise.
1249 (hsa_allocp_operand_code_list): Likewise.
1250 (hsa_allocp_operand_operand_list): Likewise.
1251 (hsa_allocp_inst_basic): Likewise.
1252 (hsa_allocp_inst_phi): Likewise.
1253 (hsa_allocp_inst_mem): Likewise.
1254 (hsa_allocp_inst_atomic): Likewise.
1255 (hsa_allocp_inst_signal): Likewise.
1256 (hsa_allocp_inst_seg): Likewise.
1257 (hsa_allocp_inst_cmp): Likewise.
1258 (hsa_allocp_inst_br): Likewise.
1259 (hsa_allocp_inst_sbr): Likewise.
1260 (hsa_allocp_inst_call): Likewise.
1261 (hsa_allocp_inst_arg_block): Likewise.
1262 (hsa_allocp_inst_comment): Likewise.
1263 (hsa_allocp_inst_queue): Likewise.
1264 (hsa_allocp_inst_srctype): Likewise.
1265 (hsa_allocp_inst_packed): Likewise.
1266 (hsa_allocp_inst_cvt): Likewise.
1267 (hsa_allocp_inst_alloca): Likewise.
1268 (hsa_allocp_bb): Likewise.
1270 (hsa_init_data_for_cfun): Initialize obstack.
1271 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1272 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1273 (hsa_op_reg::operator new): Likewise.
1274 (hsa_op_address::operator new): Likewise.
1275 (hsa_op_code_list::operator new): Likewise.
1276 (hsa_op_operand_list::operator new): Likewise.
1277 (hsa_insn_basic::operator new): Likewise.
1278 (hsa_insn_phi::operator new): Likewise.
1279 (hsa_insn_br::operator new): Likewise.
1280 (hsa_insn_sbr::operator new): Likewise.
1281 (hsa_insn_cmp::operator new): Likewise.
1282 (hsa_insn_mem::operator new): Likewise.
1283 (hsa_insn_atomic::operator new): Likewise.
1284 (hsa_insn_signal::operator new): Likewise.
1285 (hsa_insn_seg::operator new): Likewise.
1286 (hsa_insn_call::operator new): Likewise.
1287 (hsa_insn_arg_block::operator new): Likewise.
1288 (hsa_insn_comment::operator new): Likewise.
1289 (hsa_insn_srctype::operator new): Likewise.
1290 (hsa_insn_packed::operator new): Likewise.
1291 (hsa_insn_cvt::operator new): Likewise.
1292 (hsa_insn_alloca::operator new): Likewise.
1293 (hsa_init_new_bb): Likewise.
1294 (hsa_bb::append_phi): New function.
1295 (gen_hsa_phi_from_gimple_phi): Use it.
1296 (get_symbol_for_decl): Fix dinstinguishing between
1297 global and local functions. Put local variables into a segment
1298 according to their attribute or static flag, if there is one.
1299 (hsa_insn_br::hsa_insn_br): New.
1300 (hsa_insn_br::operator new): Likewise.
1301 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1302 (query_hsa_grid_nodim): New function.
1303 (multiply_grid_dim_characteristics): Likewise.
1304 (gen_get_num_threads): Likewise.
1305 (gen_get_num_teams): Reimplemented.
1306 (gen_get_team_num): Likewise.
1307 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1309 (get_memory_order_name): Removed.
1310 (get_memory_order): Likewise.
1311 (hsa_memorder_from_tree): New function.
1312 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1313 gen_hsa_atomic_for_builtin, can also create signals.
1314 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1315 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1316 (hsa_insn_atomic): Fix function comment.
1317 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1318 ancestor constructor and initialization of new member variables.
1319 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1321 (hsa_get_host_function): Handle functions with no bound CPU
1322 implementation. Fix binded to bound.
1323 (get_brig_function_name): Likewise.
1324 (HSA_SORRY_ATV): Remove semicolon after macro.
1325 (HSA_SORRY_AT): Likewise.
1326 (omp_simple_builtin::generate): Add missing semicolons.
1327 (hsa_insn_phi::operator new): Removed.
1328 (hsa_insn_br::operator new): Likewise.
1329 (hsa_insn_cbr::operator new): Likewise.
1330 (hsa_insn_sbr::operator new): Likewise.
1331 (hsa_insn_cmp::operator new): Likewise.
1332 (hsa_insn_mem::operator new): Likewise.
1333 (hsa_insn_atomic::operator new): Likewise.
1334 (hsa_insn_signal::operator new): Likewise.
1335 (hsa_insn_seg::operator new): Likewise.
1336 (hsa_insn_call::operator new): Likewise.
1337 (hsa_insn_arg_block::operator new): Likewise.
1338 (hsa_insn_comment::operator new): Likewise.
1339 (hsa_insn_srctype::operator new): Likewise.
1340 (hsa_insn_packed::operator new): Likewise.
1341 (hsa_insn_cvt::operator new): Likewise.
1342 (hsa_insn_alloca::operator new): Likewise.
1343 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1345 (gen_hsa_addr): Also process CONST_DECLs.
1346 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1348 (gen_hsa_unary_operation): Make sure the function does
1349 not use bittype source type for firstbit and lastbit operations.
1350 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1352 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1354 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1355 Emit the width stored in the class.
1356 (emit_generic_branch_insn): New function.
1357 (emit_insn): Call emit_generic_branch_insn.
1358 (emit_signal_insn): Remove obsolete comment. Update
1359 member variable name, pick a type according to profile.
1360 (emit_alloca_insn): Remove obsolete comment.
1361 (emit_atomic_insn): Likewise.
1362 (emit_queue_insn): Get segment and memory order from the IR object.
1363 (hsa_brig_section): Make allocate_new_chunk, chunks
1364 and cur_chunk provate, add a default NULL parameter to add method.
1365 (hsa_brig_section::add): Added a new parameter, store pointer to
1366 output data there if it is non-NULL.
1367 (emit_function_directives): Use this new parameter instead of
1368 calculating the pointer itself, fix function comment.
1369 (hsa_brig_emit_function): Add forgotten endian conversion.
1370 (hsa_output_kernels): Remove unnecessary building of
1371 kernel_dependencies_vector_type.
1372 (emit_immediate_operand): Declare.
1373 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1374 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1375 (verify_function_arguments): Properly detect variadic
1377 * hsa-dump.c (hsa_width_specifier_name): New function.
1378 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1379 member variable name. Special dumping for queue objects.
1380 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1381 m_binded_functions to m_bound_functions. Copy externally visible flag
1383 (ipa_hsa_write_summary): Likewise.
1384 (ipa_hsa_read_section): Likewise.
1386 2016-11-23 Richard Biener <rguenther@suse.de>
1388 PR tree-optimization/78396
1389 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1390 vectorize try vectorizing an if-converted body using BB vectorization.
1392 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1393 Alan Hayward <alan.hayward@arm.com>
1394 David Sherwood <david.sherwood@arm.com>
1396 * rtlanal.c (subreg_get_info): Use more local variables.
1397 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1398 occupies at least one register. Assume that full hard registers
1399 have consistent endianness. Share previously-duplicated if block.
1400 Rework the main handling so that it operates on independently-
1401 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1402 to check lowpart offsets, without trying to find an equivalent
1403 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1404 as a final register-endianness correction.
1406 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1412 * combine.c (make_compound_operation_int): Do not convert a subreg of
1413 a non-constant logical shift right to a zero_extract. Handle the case
1414 where some zero bits have been shifted into the range covered by that
1417 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1418 Alan Hayward <alan.hayward@arm.com>
1419 David Sherwood <david.sherwood@arm.com>
1421 * rtl.h (subreg_size_offset_from_lsb): Declare.
1422 (subreg_offset_from_lsb): New function.
1423 (subreg_size_lowpart_offset): Declare.
1424 (subreg_lowpart_offset): Turn into an inline function.
1425 (subreg_size_highpart_offset): Declare.
1426 (subreg_highpart_offset): Turn into an inline function.
1427 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1428 (subreg_size_highpart_offset): Likewise
1429 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1431 2016-11-23 Richard Biener <rguenther@suse.de>
1433 PR tree-optimization/78482
1434 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1435 (remove_forwarder_block_with_phi): When merging with a loop
1436 header creates a new latch reset number of iteration information
1439 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1441 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1442 (*ashrsi3_extend0): ...this. Accept constant integers.
1443 (*ashrsi3_extend2): Rename to...
1444 (*ashrsi3_extend1): ...this.
1445 (*ashrsi3_extend2): New pattern.
1446 (*lshrsi3_extend1): Accept constant integers.
1447 (*lshrsi3_extend2): Fix condition on operand 2.
1449 2016-11-23 Martin Liska <mliska@suse.cz>
1451 * config/i386/i386.c: Initialize function pointer to NULL.
1453 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1455 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1456 for A == C1 ? A : C2 to below.
1457 * match.pd: Move from above to here:
1458 (cond (eq (convert1? x) c1) (convert2? x) c2)
1459 -> (cond (eq x c1) c1 c2).
1461 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1463 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1464 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1465 * match.pd: Move and extend simplification from above to here:
1466 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1467 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1468 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1470 2016-11-23 Martin Liska <mliska@suse.cz>
1471 Martin Jambor <mjambor@suse.cz>
1473 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1475 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1478 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1480 2016-11-23 Richard Biener <rguenther@suse.de>
1483 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1484 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1486 2016-11-23 Richard Biener <rguenther@suse.de>
1489 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1492 2016-11-23 Richard Biener <rguenther@suse.de>
1493 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1495 PR tree-optimization/78154
1496 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1497 returns it's argument and the argument is nonnull.
1498 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1499 ATT_RETNONNULL_NOTHROW_LEAF.
1500 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1501 ATTR_RETNONNULL_NOTHROW_LEAF.
1502 (BUILT_IN_STPCPY): Likewise.
1503 (BUILT_IN_STPNCPY): Likewise.
1504 (BUILT_IN_MEMPCPY_CHK): Likewise.
1505 (BUILT_IN_STPCPY_CHK): Likewise.
1506 (BUILT_IN_STPNCPY_CHK): Likewise.
1507 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1508 (BUILT_IN_STRNCAT): Likewise.
1509 (BUILT_IN_STRNCPY): Likewise.
1510 (BUILT_IN_MEMSET_CHK): Likewise.
1511 (BUILT_IN_STRCAT_CHK): Likewise.
1512 (BUILT_IN_STRCPY_CHK): Likewise.
1513 (BUILT_IN_STRNCAT_CHK): Likewise.
1514 (BUILT_IN_STRNCPY_CHK): Likewise.
1516 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1518 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1519 * fold-const.h (tree_expr_nonzero_p) : Declare.
1520 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1522 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1524 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1525 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1526 "defined" in macros.
1527 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1528 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1529 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1531 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1534 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1535 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1536 of RCALLs in prologue to 3.
1538 2016-11-22 Michael Collison <michael.collison@arm.com>
1540 * config/aarch64/aarch64-protos.h
1541 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1542 (aarch64_and_bitmask_imm): New prototypes
1543 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1544 New overloaded function to create bit mask covering the
1545 lowest to highest bits set.
1546 (aarch64_and_split_imm2): New overloaded functions to create bit
1547 mask of zeros between first and last bit set.
1548 (aarch64_and_bitmask_imm): New function to determine if a integer
1549 is a valid two instruction "and" operation.
1550 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1551 allowing wider range of constants with "and" operations.
1552 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1553 "and" operator from matching restricted constant range used for
1554 ior and xor operators.
1555 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1556 for constants in "and" operantions.
1557 (UsP constraint): New DImode constraint for constants
1558 in "and" operations.
1559 * config/aarch64/iterators.md (lconst2): New mode iterator.
1560 (LOGICAL2): New code iterator.
1561 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1563 (aarch64_logical_and_operand): New predicate allowing extended
1564 constants for "and" operations.
1566 2016-11-22 Walter Lee <walt@tilera.com>
1568 * config/tilegx/tilegx.md (trap): New pattern.
1569 * config/tilepro/tilepro.md (trap): Likewise.
1571 2016-11-22 Walter Lee <walt@tilera.com>
1573 * config/tilegx/tilegx.md (*zero_extract): Use
1574 define_insn_and_split instead of define_insn; Handle pos + size >
1576 (*sign_extract): Likewise.
1578 2016-11-22 Marek Polacek <polacek@redhat.com>
1580 PR tree-optimization/78455
1581 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1583 2016-11-22 Ian Lance Taylor <iant@golang.org>
1587 * godump.c (go_format_type): Always pass alignment as 1 when
1588 calling go_append_padding at end of struct/union.
1590 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1593 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1594 _mm512_setzero_hi): Removed.
1595 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1596 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1597 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1598 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1599 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1600 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1601 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1602 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1603 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1604 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1605 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1606 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1607 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1608 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1609 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1610 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1611 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1612 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1613 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1614 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1615 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1616 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1617 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1618 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1619 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1620 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1621 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1622 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1623 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1624 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1625 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1626 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1627 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1628 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1629 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1630 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1631 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1632 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1633 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1634 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1635 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1636 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1637 _mm512_setzero_qi or _mm512_setzero_hi.
1638 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1639 _mm512_maskz_dbsad_epu8): Formatting fixes.
1640 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1641 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1642 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1643 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1644 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1645 _mm512_setzero_qi or _mm512_setzero_hi.
1647 2016-11-22 Nathan Sidwell <nathan@acm.org>
1649 * gcc-ar.c (main): Fix indentation.
1650 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1651 * ggc-page.c (move_ptes_to_front): Fix formatting.
1652 * hsa-dump.c (dump_has_cfun): Fix indentation.
1653 * sel-sched-ir.h: Remove trailing blank lines.
1655 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1656 Alexander Monakov <amonakov@ispras.ru>
1658 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1659 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1660 (omp_clause_code_name): Add _simt_ name.
1661 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1662 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1663 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1664 (scan_omp_simd): New function.
1665 (scan_omp_1_stmt): Use it in target regions if needed.
1666 (omp_max_vf): Don't max with omp_max_simt_vf.
1667 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1668 OMP_CLAUSE__SIMT_ is present.
1669 (lower_rec_input_clauses): Compute maybe_simt from presence of
1671 (lower_lastprivate_clauses): Likewise.
1672 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1673 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1674 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1675 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1677 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1679 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1680 (expand_GOMP_SIMT_VF): New.
1681 (expand_GOMP_SIMT_LAST_LANE): New.
1682 (expand_GOMP_SIMT_ORDERED_PRED): New.
1683 (expand_GOMP_SIMT_VOTE_ANY): New.
1684 (expand_GOMP_SIMT_XCHG_BFLY): New.
1685 (expand_GOMP_SIMT_XCHG_IDX): New.
1686 * internal-fn.def (GOMP_SIMT_LANE): New.
1687 (GOMP_SIMT_VF): New.
1688 (GOMP_SIMT_LAST_LANE): New.
1689 (GOMP_SIMT_ORDERED_PRED): New.
1690 (GOMP_SIMT_VOTE_ANY): New.
1691 (GOMP_SIMT_XCHG_BFLY): New.
1692 (GOMP_SIMT_XCHG_IDX): New.
1693 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1694 (create_omp_child_function): ...here. Set "omp target entrypoint"
1695 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1696 (omp_max_simt_vf): New. Use it...
1697 (omp_max_vf): ...here.
1698 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1699 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1700 (lower_omp_ordered): Likewise, for "ordered" lowering.
1701 (expand_omp_simd): Add SIMT transforms.
1702 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1703 (execute_omp_device_lower): New.
1704 (pass_data_omp_device_lower): New.
1705 (pass_omp_device_lower): New pass.
1706 (make_pass_omp_device_lower): New.
1707 * passes.def (pass_omp_device_lower): Position new pass.
1708 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1709 (make_pass_omp_device_lower): Declare.
1711 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1714 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1715 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1717 (_mm_maskz_load_epi64): Likewise.
1718 (_mm_setzero_hi): Removed.
1719 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1721 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1722 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1723 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1724 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1725 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1726 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1727 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1728 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1729 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1730 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1731 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1733 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1734 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1735 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1736 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1737 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1738 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1739 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1740 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1741 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1742 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1743 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1744 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1745 instead of _mm_setzero_hi.
1746 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1747 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1748 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1749 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1750 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1751 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1752 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1753 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1754 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1755 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1756 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1757 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1758 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1759 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1760 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1761 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1762 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1763 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1764 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1765 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1766 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1767 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1768 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1769 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1770 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1771 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1773 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1774 instead of _mm_setzero_hi.
1775 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1776 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1777 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1778 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1779 _mm_setzero_si128 instead of _mm_setzero_di.
1780 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1781 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1782 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1783 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1784 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1785 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1786 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1787 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1788 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1789 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1790 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1791 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1792 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1793 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1794 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1795 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1796 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1797 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1798 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1799 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1800 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1801 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1802 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1803 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1804 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1805 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1806 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1807 _mm512_maskz_insertf32x8): Formatting fixes.
1808 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1809 _mm_setzero_si128 instead of _mm_setzero_di.
1810 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1811 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1812 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1813 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1814 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1815 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1816 _mm_setzero_si128 instead of _mm_setzero_di.
1817 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1819 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1820 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1821 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1822 _mm_setzero_si128 instead of _mm_setzero_hi.
1823 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1824 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1825 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1826 instead of _mm_setzero_di.
1827 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1828 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1830 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1831 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1833 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1835 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1836 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1837 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1839 2016-11-22 Carl Love <cel@us.ibm.com>
1841 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1842 equal and vector compare not equal. The vector compares take two
1843 arguments of type vector bool char, vector bool short, vector bool int,
1844 vector bool long long with the same return type.
1845 * doc/extend.texi: Update built-in documentation file for the new
1848 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1850 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1853 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1855 * config.gcc: Allow new rmprofile value for configure option
1856 --with-multilib-list.
1857 * config/arm/t-rmprofile: New file.
1858 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1861 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1864 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1865 register operand in alternatives 4,5,6.
1867 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1870 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1871 in save register mask if it is needed.
1873 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1875 PR tree-optimization/78436
1876 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1877 (shift_bytes_in_array, shift_bytes_in_array_right,
1878 merged_store_group::apply_stores): Formatting fixes.
1879 (clear_bit_region): Likewise. Use memset.
1880 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1881 instead of EXPR and inerted instead of inserted. Use memset instead
1882 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1886 * expmed.c (expand_divmod): Use wide_int for computation of
1887 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1888 Use size <= HOST_BITS_PER_WIDE_INT instead of
1889 HOST_BITS_PER_WIDE_INT >= size.
1891 PR tree-optimization/78445
1892 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1893 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1894 is 1. Formatting fix.
1896 2016-11-22 Martin Liska <mliska@suse.cz>
1899 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1900 (sem_function::get_hash): Use the new field.
1901 (sem_function::parse): Remove an argument from ctor.
1902 (sem_variable::parse): Likewise.
1903 (sem_variable::get_hash): Use the new field.
1904 (sem_item_optimizer::read_section): Use new ctor and set hash.
1905 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1906 sem_variable::sem_variable, sem_function::sem_function.
1908 2016-11-21 Jeff Law <law@redhat.com>
1911 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1912 can_create_pseudo_p is true.
1914 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1917 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1918 *rotldi3_insert_7): New define_insns.
1920 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1922 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1923 so that DImode can be allocated to FP/vector registers in more
1924 cases, and we can avoid direct move operations. If the register
1925 needs reloading, prefer GPRs over FP/vector registers. In the
1926 case of FPR vs. Altivec registers, prefer FPR registers unless we
1927 have the ISA 3.0 reg+offset scalar instructions.
1928 (movdi_internal64): Likewise.
1930 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1933 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1934 for tmp simd array if DECL_NAME (parm) is NULL.
1936 2016-11-20 Jeff Law <law@redhat.com>
1939 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1941 * config/m68k/m68k.md (relational tests against 65535/65536): New
1944 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1946 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1948 2016-11-21 Martin Sebor <msebor@redhat.com>
1950 * doc/invoke.texi (-fprintf-return-value): Document that option
1951 is enabled by default.
1953 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1955 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1956 for-loop declaration of loop variable.
1957 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1958 * config/avr/avr.c (avr_popcount_each_byte)
1959 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1960 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1961 (avr_expand_epilogue, avr_function_arg_advance)
1962 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1963 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1964 (avr_adjust_reg_alloc_order, output_reload_in_const)
1965 (avr_conditional_register_usage, avr_find_unused_d_reg)
1966 (avr_map_decompose, avr_fold_builtin): Same.
1968 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1970 * config/avr/avr.c (avr_popcount): Remove static function.
1971 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1973 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1975 * arm.opt (mapcs-float): Delete option.
1976 * arm.c (arm_option_override): Remove hunk relating to
1978 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1980 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1982 * tree-tailcall.c (process_assignment): Simplify the check for
1983 a valid copy, allowing the source to be a local variable as
1984 well as an SSA name.
1985 (find_tail_calls): Allow copies between local variables to follow
1986 the call. Allow the result to be stored in any local variable,
1987 even if it's an aggregate.
1988 (eliminate_tail_call): Check whether the result is an SSA name
1989 before updating its SSA_NAME_DEF_STMT.
1991 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1993 PR preprocessor/78324
1994 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1995 -ftrack-macro-expansion has a value other than 2.
1997 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1999 PR rtl-optimization/78400
2000 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2001 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2002 and df_update_exit_block_uses.
2004 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2007 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2008 new default-enabled warning..
2009 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2010 (BT_PTR_CONST_STRING): Updated.
2011 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2012 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2013 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2014 (strftime): Update builtin function.
2015 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2016 * tree.h (const_tm_ptr_type_node): New type node.
2017 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2018 const_tm_ptr_type_node.
2020 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2022 PR tree-optimization/78413
2023 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2024 inner and outer loop latches have single predecessors.
2026 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2029 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2030 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2032 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2034 * rtl.h: Adjust prototype.
2035 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2036 (dead_or_set_regno_p): Likewise.
2038 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2040 * rtl.h: Adjust prototype.
2041 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2043 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2045 * function.c (contains): Change argument type to rtx_insn *.
2046 (prologue_contains): Likewise.
2047 (epilogue_contains): Likewise.
2048 (prologue_epilogue_contains): Likewise.
2049 * function.h: Adjust prototype.
2051 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2053 * optabs.c (emit_libcall_block): Change argument type to
2055 * optabs.h: Adjust prototype.
2057 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2059 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2060 (fixup_reorder_chain): Adjust.
2061 * cfgrtl.h: Adjust prototype.
2063 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2065 * rtl.h: Adjust prototype.
2066 * rtlanal.c (replace_label_in_insn): Change argument type to
2069 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2071 * config/v850/v850.c (expand_prologue): Adjust.
2072 (expand_epilogue): Likewise.
2073 * expr.c (init_expr_target): Likewise.
2074 * genrecog.c (print_subroutine): Always make the argument type
2076 * recog.h: Adjust prototype.
2078 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2080 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2081 up variables to make some rtx_insn *.
2082 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2083 * config/arc/arc.c: Likewise.
2084 * config/arm/arm.c: Likewise.
2085 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2086 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2088 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2090 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2092 * config/arm/arm.c (legitimize_pic_address): Change to use
2093 rtx_insn * as the type of variables.
2094 (arm_pic_static_addr): Likewise.
2095 (arm_emit_movpair): Likewise.
2096 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2097 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2098 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2099 * config/frv/frv.md: Likewise.
2100 * config/i386/i386-protos.h: Likewise.
2101 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2102 (ix86_split_fp_branch): Likewise.
2103 (predict_jump): Likewise.
2104 * config/ia64/ia64.c: Likewise.
2105 * config/mcore/mcore.c: Likewise.
2106 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2107 * config/s390/s390.c: Likewise.
2108 * config/s390/s390.md: Likewise.
2109 * config/spu/spu.md: Likewise.
2110 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2111 * lower-subreg.c (resolve_simple_move): Likewise.
2113 2016-11-20 Jeff Law <law@redhat.com>
2116 * reload.h (struct target_reload): Make x_double_reg_address_ok
2118 * reload.c (find_reloads_address): Check if double_reg_address_ok
2119 is true for the mode of the memory reference.
2120 * reload1.c (init_reload): Initialize double_reg_address_ok for
2123 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2126 * tree-ssa-uninit.c: Define new global max_phi_args.
2127 (compute_uninit_opnds_pos): Use max_phi_args.
2128 (prune_uninit_phi_opnds): Same.
2129 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2130 missing NUM_PREDS in function comment.
2131 (can_one_predicate_be_invalidated_p): New.
2132 (can_chain_union_be_invalidated_p): New.
2133 (flatten_out_predicate_chains): New.
2134 (uninit_ops_invalidate_phi_use): New.
2135 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2137 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2139 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2140 * match.pd (A /[ex] B CMP C): New simplifications.
2142 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2144 * match.pd (0 / X, X / X, X % X): New simplifications.
2146 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2148 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2149 when checking if callee's isa flags are subset of caller's isa flags.
2150 Fix comment wording.
2152 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2153 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2154 instead and using = 0 instead of &= 0.
2156 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2157 ix86_add_new_builtins): Formatting fixes.
2158 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2159 (ix86_get_builtin): Likewise.
2161 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2162 don't initialize it, don't use it for the case where it isn't
2163 provable %{z} nor using the same argument, instead move merge
2164 argument into a new pseudo and use that as target. Formatting fixes.
2166 2016-11-19 Jeff Law <law@redhat.com>
2169 * config/m68k/m68k.md (bsetdreg): New pattern.
2170 (bchgdreg, bclrdreg): Likewise.
2172 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2175 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2176 instead of force_reg.
2177 (sh_expand_setmem): Likewise.
2179 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2181 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2183 2016-11-18 Walter Lee <walt@tilera.com>
2185 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2186 end-of-bundle marker for consecutive barriers.
2188 2016-11-18 Walter Lee <walt@tilera.com>
2190 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2192 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2195 * multiple_target.c (get_attr_len): Start with argnum and increment
2196 argnum on every arg. Use strchr in a loop instead of counting commas
2198 (get_attr_str): Increment argnum for every comma in the string.
2199 (separate_attrs): Use for instead of while loop, simplify.
2200 (expand_target_clones): Rename defenition argument to definition.
2201 Free attrs and attr_str even when diagnosing errors. Temporarily
2202 change input_location around targetm.target_option.valid_attribute_p
2203 calls. Don't emit warning or errors if that function fails.
2205 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2208 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2209 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2210 abbrev_opt_base_type_end only by increasing die_abbrev, before
2212 (optimize_abbrev_table): Don't change abbrev numbers of
2213 base types and CU or optimize implicit consts in them if
2214 calc_base_type_die_sizes has been called during build_abbrev_table.
2215 (calc_base_type_die_sizes): If abbrev_opt_start, set
2216 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2218 2016-11-18 Jeff Law <law@redhat.com>
2221 * config/m68k/m68k.c (moveq feeding equality comparison): New
2223 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2224 (equality_comparison_operator): Likewise.
2226 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2228 * rtlanal.c (load_extend_op): Move to...
2229 * rtl.h: ...here and make inline.
2231 2016-11-18 Terry Guo <terry.guo@arm.com>
2232 Thomas Preud'homme <thomas.preudhomme@arm.com>
2234 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2235 * config/arm/arm-opts.h: Include arm-flags.h.
2236 (struct arm_arch_core_flag): Define.
2237 (arm_arch_core_flags): Define.
2238 * config/arm/arm-protos.h: Include arm-flags.h
2239 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2240 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2241 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2242 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2243 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2244 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2245 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2246 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2247 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2248 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2249 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2250 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2251 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2252 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2253 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2254 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2255 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2256 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2257 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2258 ARM_FSET_CPU_SUBSET): Move to ...
2259 * config/arm/arm-flags.h: This new file.
2260 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2261 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2262 (TARGET_MODE_SPECS): Define.
2263 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2265 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2267 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2268 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2269 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2270 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2271 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2272 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2273 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2274 missing and make value unsigned.
2275 (arm_feature_set): Use unsigned entries instead of unsigned long.
2277 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2279 Re-apply after PR bootstrap/77359 is fixed:
2280 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2282 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2283 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2286 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2289 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2290 variables in functions calling alloca. Also update the ASCII
2292 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2293 (STACK_DYNAMIC_OFFSET): Likewise.
2294 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2295 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2298 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2299 Alan Hayward <alan.hayward@arm.com>
2300 David Sherwood <david.sherwood@arm.com>
2302 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2303 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2304 (add_const_value_attribute): Likewise.
2305 * explow.c (plus_constant): Likewise.
2306 * expmed.c (expand_mult, make_tree): Likewise.
2307 * expr.c (convert_modes): Likewise.
2308 * loop-doloop.c (doloop_optimize): Likewise.
2309 * postreload.c (reload_cse_simplify_set): Likewise.
2310 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2311 (simplify_binary_operation_1, simplify_const_binary_operation):
2313 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2314 * wide-int.h: Update documentation to recommend rtx_mode_t
2315 instead of std::make_pair.
2317 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2318 Alan Hayward <alan.hayward@arm.com>
2319 David Sherwood <david.sherwood@arm.com>
2321 * tree.h (SET_DECL_MODE): New macro.
2322 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2323 (expand_gimple_basic_block): Likewise.
2324 * function.c (split_complex_args): Likeise.
2325 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2326 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2327 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2328 (finish_bitfield_representative): Likewise.
2329 * tree.c (make_node_stat): Likewise.
2330 * tree-inline.c (remap_ssa_name): Likewise.
2331 (tree_function_versioning): Likewise.
2332 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2333 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2334 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2335 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2336 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2337 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2338 * varasm.c (make_debug_expr_from_rtl): Likewise.
2340 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2342 PR rtl-optimization/71785
2343 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2344 (duplicate_computed_gotos): New function.
2345 (pass_duplicate_computed_gotos::execute): Rewrite.
2347 2016-11-17 Jeff Law <law@redhat.com>
2350 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2351 barrier prior to deallocating the stack.
2353 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2355 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2356 to make better use of cmem loads in the case where a single bit is
2358 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2360 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2362 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2364 (isa_names_table): Handle new features.
2366 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2367 Andrew Senkevich <andrew.senkevich@intel.com>
2369 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2370 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2371 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2372 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2373 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2374 * config/i386/avx5124fmapsintrin.h: New file.
2375 * config/i386/avx5124vnniwintrin.h: Ditto.
2376 * config/i386/constraints.md (h): New constraint.
2377 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2378 * config/i386/driver-i386.c (host_detect_local_cpu):
2379 Detect avx5124fmaps, avx5124vnniw.
2380 * config/i386/i386-builtin-types.def: Add types
2381 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2382 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2383 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2384 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2385 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2386 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2387 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2388 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2389 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2390 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2391 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2392 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2393 __builtin_ia32_vp4dpwssds_mask): New.
2394 * config/i386/i386-c.c (ix86_target_macros_internal):
2395 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2396 * config/i386/i386-modes.def: Fixed comment typos, added new
2397 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2398 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2400 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2401 (ix86_option_override_internal): Handle new options.
2402 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2404 (ix86_expand_builtin): Handle new builtins.
2405 (ix86_additional_allocno_class_p): New.
2406 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2407 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2408 (reg_class): Add MOD4_SSE_REGS.
2409 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2410 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2411 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2412 avx5124vnniwintrin.h.
2413 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2414 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2415 (define_mode_iterator IMOD4): New.
2416 (define_mode_attr imod4_narrow): Ditto.
2417 (define_insn "mov<mode>"): Ditto.
2418 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2419 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2420 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2421 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2422 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2423 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2424 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2425 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2426 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2427 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2428 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2429 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2430 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2431 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2432 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2433 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2434 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2435 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2436 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2437 * genmodes.c (mode_size_inline): Extend return type.
2438 * machmode.h (mode_size, mode_base_align): Extend type.
2440 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2443 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2444 the appropriate checks for SFmode/DFmode load/stores in GPR
2446 (fusion_addis_mem_combo_store): Likewise.
2447 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2448 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2449 d-form instructions for traditional Altivec registers.
2450 (emit_fusion_p9_load): Likewise.
2451 (emit_fusion_p9_store): Likewise.
2452 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2453 early clobber from scratch register. Do not match if the register
2454 being stored is the scratch register.
2455 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2456 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2457 instructions for traditional Altivec registers.
2458 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2459 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2460 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2462 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2465 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2466 being live in the function and lr needing to be saved. Distinguish
2467 between already saved pushable registers and registers to push.
2468 Check for LR being an available pushable register.
2470 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2472 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2473 string input is a string constant.
2474 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2475 via cmpstrnsi even if neither string is constant.
2477 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2480 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2481 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2482 instead, return false if it is NULL, or doesn't fit into uhwi, or
2483 is larger or equal to targetm.max_anchor_offset.
2485 2016-11-17 Pip Cet <pipcet@gmail.com>
2486 Eric Botcazou <ebotcazou@adacore.com>
2488 PR rtl-optimization/78355
2489 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2490 needs to deal with unaligned accesses.
2491 * doc/tm.texi: Regenerate.
2492 * lra-constraints.c (simplify_operand_subreg): Only invoke
2493 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2495 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2497 * input.c (selftest::test_lexer_string_locations_long_line): New
2499 (selftest::test_lexer_string_locations_raw_string_multiline): New
2501 (selftest::input_c_tests): Call the new functions, via
2502 for_each_line_table_case.
2504 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2506 * config/aarch64/aarch64.md (mov<mode>): Call
2507 aarch64_split_dimode_const_store on DImode constant stores.
2508 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2510 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2513 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2514 Richard Biener <rguenther@suse.de>
2516 PR tree-optimization/77848
2517 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2518 the user specified -ftree-loop-if-convert.
2520 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2523 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2524 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2525 *thumb2_strd_base_neg): Recognize insn regardless of
2526 current_tune->prefer_ldrd_strd.
2527 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2530 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2532 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2535 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2537 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2539 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2540 * config/arc/arc-cpus.def (quarkse_em): Add.
2541 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2542 * config/arc/arc-opts.h (FPX_QK): Define.
2543 * config/arc/arc-tables.opt: Regenerate.
2544 * config/arc/arc.c (gen_compare_reg): Change.
2545 (arc_register_move_cost): Avoid Dy,Dx moves.
2546 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2547 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2548 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2550 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2551 (fix_truncsfsi2_fpu): Rename.
2552 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2553 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2554 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2555 * config/arc/t-multilib: Regenerate.
2557 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2559 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2561 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2562 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2563 (avr_rtx_costs_1, extra_constraint_Q): Same.
2564 (avr_address_cost): Use SUBREG_P if possible.
2566 2016-11-17 Richard Biener <rguenther@suse.de>
2569 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2570 non-local goto into CFG.
2572 2016-11-17 Richard Biener <rguenther@suse.de>
2574 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2575 backward compatibility.
2576 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2577 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2578 flag_tree_loop_if_convert_stores.
2579 (pass_if_conversion::execute): Likewise.
2581 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2583 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2584 const_double code before calling aarch64_float_const_zero_rtx_p.
2586 2016-11-17 Richard Biener <rguenther@suse.de>
2588 PR tree-optimization/78306
2589 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2590 inhibit inlining if function calls cilk_spawn.
2591 (can_inline_edge_p): Likewise.
2593 2016-11-17 Richard Biener <rguenther@suse.de>
2596 * fold-const.c (negate_expr_p): Fix multiplication case.
2598 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2601 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2603 (TARGET_INIT_LIBFUNCS): Delete definition and...
2604 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2607 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2609 * config/netbsd-stdint.h: New.
2610 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2611 (x86_64-*-netbsd*): Likewise.
2613 2016-11-16 Andrew PInski <apinski@cavium.com>
2615 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2616 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2617 flag_aarch64_verbose_cost instead of checking for details dump.
2618 (aarch64_rtx_costs_wrapper): Likewise.
2620 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2622 PR rtl-optimization/78378
2623 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2624 inner only if pos is 0. Fix up formatting.
2626 2016-11-17 Alan Modra <amodra@gmail.com>
2628 PR rtl-optimization/78325
2629 PR rtl-optimization/70890
2630 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2633 2016-11-16 Jason Merrill <jason@redhat.com>
2635 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2637 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2638 Richard Biener <rguenther@suse.de>
2640 PR tree-optimization/77848
2641 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2642 an outer loop, only save basic block aux information for the inner
2644 (versionable_outer_loop_p): New function.
2645 (tree_if_conversion): Version the outer loop instead of the inner
2646 one if the pattern will be recognized for outer-loop
2649 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2651 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2652 (pass_partition_blocks::gate): No longer check
2653 user_defined_section_attribute, instead check the function decl
2654 for a section attribute.
2655 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2656 set user_defined_section_attribute.
2657 * gcc/final.c (rest_of_handle_final): Likewise.
2658 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2659 * gcc/toplev.h: Remove declaration of
2660 user_defined_section_attribute.
2662 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2664 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2665 Explicitly switch between JR and JRC for the table jump. Adjust
2668 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2670 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2671 `insn_count' to 11 rather than 16.
2673 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2675 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2676 `ltu' rather than `leu' operation in the RTL pattern
2678 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2680 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2681 missing <d> instruction prefixes throughout. Correct
2684 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2686 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2687 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2688 cancel short delay slots in PIC call relaxation.
2690 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2692 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2693 general register with general register or ARM constant into SP
2696 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2699 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2700 that loop->header == body_bb if broken_loop.
2702 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2704 * tree-ssa-math-opts.c (bswap_replace): Remove test
2705 of SLOW_UNALIGNED_ACCESS.
2707 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2709 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2710 is selected. Pass -mgomp to offload compiler in OpenMP case.
2711 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2712 declaration from nvptx.c.
2713 (nvptx_gen_shuffle): Declare.
2714 (nvptx_output_set_softstack): Declare.
2715 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2716 (need_softstack_decl): New variable.
2717 (need_unisimt_decl): New variable.
2718 (diagnose_openacc_conflict): New. Use it...
2719 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2720 (nvptx_encode_section_info): Handle "shared" attribute.
2721 (write_as_kernel): Restrict to OpenACC target regions.
2722 (init_softstack_frame): New.
2723 (nvptx_init_unisimt_predicate): New.
2724 (write_omp_entry): New. Use it...
2725 (nvptx_declare_function_name): ...here to emit OpenMP target region
2726 entrypoints. Handle TARGET_SOFT_STACK. Call
2727 nvptx_init_unisimt_predicate.
2728 (nvptx_output_set_softstack): New.
2729 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2730 (nvptx_gen_shuffle): Export.
2731 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2733 (nvptx_print_operand): Fix handling of instruction predicates.
2734 (nvptx_get_unisimt_master): New helper function.
2735 (nvptx_get_unisimt_predicate): Ditto.
2736 (nvptx_call_insn_is_syscall_p): Ditto.
2737 (nvptx_unisimt_handle_set): Ditto.
2738 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2739 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2740 (nvptx_handle_shared_attribute): New. Use it...
2741 (nvptx_attribute_table): ... here (new entry).
2742 (nvptx_record_offload_symbol): Handle NULL attributes.
2743 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2744 (nvptx_simt_vf): New.
2745 (TARGET_SIMT_VF): Define.
2746 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2747 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2748 -muniform-simt option is active.
2749 (STACK_SIZE_MODE): Define.
2750 (FIXED_REGISTERS): Adjust.
2751 (SOFTSTACK_SLOT_REGNUM): New.
2752 (SOFTSTACK_PREV_REGNUM): New.
2753 (REGISTER_NAMES): Adjust.
2754 (struct machine_function): New fields.
2755 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2756 (UNSPEC_VOTE_BALLOT): Ditto.
2757 (UNSPEC_LANEID): Ditto.
2758 (UNSPECV_NOUNROLL): Ditto.
2759 (atomic): New attribute.
2760 (predicable): New attribute. Generate predicated forms via
2762 (br_true): Mark as not predicable.
2764 (br_true_uni): Ditto.
2765 (br_false_uni): Ditto.
2767 (trap_if_true): Ditto.
2768 (trap_if_false): Ditto.
2769 (nvptx_fork): Ditto.
2770 (nvptx_forked): Ditto.
2771 (nvptx_joining): Ditto.
2772 (nvptx_join): Ditto.
2773 (nvptx_barsync): Ditto.
2774 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2775 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2776 (allocate_stack_<mode>): Remove unused pattern.
2777 (set_softstack_insn): New pattern.
2778 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2779 (nvptx_vote_ballot): New pattern.
2780 (omp_simt_lane): Ditto.
2781 (omp_simt_last_lane): Ditto.
2782 (omp_simt_ordered): Ditto.
2783 (omp_simt_vote_any): Ditto.
2784 (omp_simt_xchg_bfly): Ditto.
2785 (omp_simt_xchg_idx): Ditto.
2786 (nvptx_nounroll): Ditto.
2787 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2788 (atomic_exchange<mode>): Ditto.
2789 (atomic_fetch_add<mode>): Ditto.
2790 (atomic_fetch_addsf): Ditto.
2791 (atomic_fetch_<logic><mode>): Ditto.
2792 * config/nvptx/nvptx.opt (msoft-stack): New option.
2793 (muniform-simt): Ditto.
2795 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2796 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2797 * doc/invoke.texi (msoft-stack): Document.
2798 (muniform-simt): Document
2800 * doc/tm.texi: Regenerate.
2801 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2802 * target.def: Define it.
2803 * target-insns.def (omp_simt_lane): New.
2804 (omp_simt_last_lane): New.
2805 (omp_simt_ordered): New.
2806 (omp_simt_vote_any): New.
2807 (omp_simt_xchg_bfly): New.
2808 (omp_simt_xchg_idx): New.
2810 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2812 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2814 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2815 (ASM_OUTPUT_CASE_END): Likewise.
2816 * config/mips/mips.c (mips_set_text_contents_type): New function.
2817 (mips16_emit_constants): Record the pool's initial label number
2818 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2819 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2820 for `consttable' insns.
2821 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2822 for `consttable_end' insns.
2823 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2824 (consttable): Add operand.
2825 (consttable_end): New insn.
2827 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2829 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2830 * tree-if-conv.c (tree_if_conversion): Make public.
2831 * * tree-if-conv.h: New file.
2832 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2833 dynamic alias checks for epilogues.
2834 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2835 * tree-vect-loop.c: include tree-if-conv.h.
2836 (new_loop_vec_info): Add zeroing orig_loop_info field.
2837 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2838 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2839 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2840 using passed argument.
2841 (vect_transform_loop): Check if created epilogue should be returned
2842 for further vectorization with less vf. If-convert epilogue if
2843 required. Print vectorization success for epilogue.
2844 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2845 if it is required, pass loop_vinfo produced during vectorization of
2846 loop body to vect_analyze_loop.
2847 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2849 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2850 (LOOP_VINFO_EPILOGUE_P): New.
2851 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2852 (vect_do_peeling): Change prototype to return epilogue.
2853 (vect_analyze_loop): Add argument of loop_vec_info type.
2854 (vect_transform_loop): Return created loop.
2856 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2858 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2859 component as used also if LR_REGNO is a live input to the bb.
2860 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2861 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2862 (df_get_exit_block_use_set): Ditto.
2863 * df.h (df_scan_flags): New enum.
2864 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2865 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2866 df_update_entry_block_defs and df_update_exit_block_uses
2867 at the start; clear the flag and call those functions at the end.
2869 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2870 Alan Hayward <alan.hayward@arm.com>
2871 David Sherwood <david.sherwood@arm.com>
2873 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2874 nb_iterations to the number of latch iterations rather than the
2875 number of loop iterations.
2877 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2878 Alan Hayward <alan.hayward@arm.com>
2879 David Sherwood <david.sherwood@arm.com>
2881 * combine.c (maybe_swap_commutative_operands): New function.
2882 (combine_simplify_rtx): Use it.
2883 (change_zero_ext): Likewise.
2884 (make_compound_operation_int): New function, split out of...
2885 (make_compound_operation): ...here. Use
2886 maybe_swap_commutative_operands for both.
2888 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2890 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2891 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2892 * arm/arm-tables.opt: Regenerated.
2893 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2895 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2896 and 'neon' are aliases for specific implementations.
2898 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2899 Alan Hayward <alan.hayward@arm.com>
2900 David Sherwood <david.sherwood@arm.com>
2902 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2903 and use it in the final call to gen_rtx_fmt_ee.
2904 (expand_vec_cond_expr): Update accordingly.
2905 (expand_vec_cmp_expr): Likewise.
2907 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2908 Alan Hayward <alan.hayward@arm.com>
2909 David Sherwood <david.sherwood@arm.com>
2911 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2913 2016-11-16 Richard Biener <rguenther@suse.de>
2916 * gimplify.c (gimplify_function_tree): Do not instrument
2917 GNU extern inline functions.
2919 2016-11-16 Martin Liska <mliska@suse.cz>
2922 * gimplify.c (gimplify_switch_expr): Always save previous
2923 gimplify_ctxp->live_switch_vars.
2925 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2927 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2928 zero_extract operations to allow a movb to occur.
2929 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2930 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2931 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2932 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2935 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2936 Alan Hayward <alan.hayward@arm.com>
2937 David Sherwood <david.sherwood@arm.com>
2939 * expr.c (emit_group_load_1): Tighten check for whether an
2940 access involves only one operand of a CONCAT. Use extract_bit_field
2941 for constants if the bit range does span the whole operand.
2943 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2944 Alan Hayward <alan.hayward@arm.com>
2945 David Sherwood <david.sherwood@arm.com>
2947 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2949 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2950 Alan Hayward <alan.hayward@arm.com>
2951 David Sherwood <david.sherwood@arm.com>
2953 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2954 all three iteration counts with an any_* test. Use a single update
2955 for each count. Fix the calculation of nb_iterations_estimate.
2957 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2959 * config/pdp11/pdp11.c: Include dbxout.h.
2961 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2963 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2965 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2968 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2969 proper ranges for an SBFX instruction.
2970 (extzv_t2): Likewise for UBFX.
2972 2016-11-16 Richard Biener <rguenther@suse.de>
2974 PR tree-optimization/78348
2975 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2976 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2977 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2978 revealed no dependency, PKIND_MEMMOVE otherwise.
2980 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2983 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2984 it points to non-NULL tree, use it instead of ubsan_create_data.
2985 (instrument_si_overflow): Handle vector signed integer overflow
2987 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2988 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2989 vector IFN_UBSAN_CHECK_*.
2990 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2991 pass it through to ubsan_build_overflow_builtin.
2992 (expand_neg_overflow, expand_mul_overflow): Likewise.
2993 (expand_vector_ubsan_overflow): New function.
2994 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2995 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2996 (expand_arith_overflow): Adjust expand_*_overflow callers.
2998 2016-11-16 Matthias Klose <doko@ubuntu.com>
3000 * doc/install.texi: Remove references to java/libjava.
3002 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3004 * tree-ssa-coalesce.c (register_default_def): Remove
3005 register_ssa_partition.
3006 (create_outofssa_var_map): Likewise.
3007 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3008 * tree-ssa-live.h (register_ssa_partition): Likewise.
3010 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3012 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3013 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3014 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3015 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3016 rtx when all sub-rtx are also permanent.
3017 (attr_eq): Simplify.
3018 (attr_copy_rtx): Remove.
3019 (make_canonical, get_attr_value): Use attr_equal_p.
3020 (copy_boolean): Rehash NOT.
3021 (simplify_test_exp_in_temp,
3022 optimize_attrs): Remove call to attr_copy_rtx.
3023 (attr_alt_intersection, attr_alt_union,
3024 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3025 (make_automaton_attrs): Use attr_eq.
3027 2016-11-15 Matthias Klose <doko@ubuntu.com>
3029 * doc/install.texi: Remove references to java/libjava.
3030 * doc/sourcebuild.texi: Likewise.
3031 * doc/invoke.texi: Likewise.
3032 * doc/standards.texi: Likewise.
3034 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3035 Alan Hayward <alan.hayward@arm.com>
3036 David Sherwood <david.sherwood@arm.com>
3038 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3040 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3041 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3042 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3043 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3044 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3045 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3046 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3048 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3049 Alan Hayward <alan.hayward@arm.com>
3050 David Sherwood <david.sherwood@arm.com>
3052 * dce.c (check_argument_store): Pass the size instead of
3053 the memory reference.
3054 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3056 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3057 Alan Hayward <alan.hayward@arm.com>
3058 David Sherwood <david.sherwood@arm.com>
3060 * alias.c (canon_rtx): Use simplify_gen_binary.
3062 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3063 Alan Hayward <alan.hayward@arm.com>
3064 David Sherwood <david.sherwood@arm.com>
3066 * rtl.h (load_extend_op): Declare.
3067 * rtlanal.c (load_extend_op): New function.
3068 (nonzero_bits1): Use it.
3069 (num_sign_bit_copies1): Likewise.
3070 * cse.c (cse_insn): Likewise.
3071 * fold-const.c (fold_single_bit_test): Likewise.
3072 (fold_unary_loc): Likewise.
3073 * fwprop.c (free_load_extend): Likewise.
3074 * postreload.c (reload_cse_simplify_set): Likewise.
3075 (reload_cse_simplify_operands): Likewise.
3076 * combine.c (try_combine): Likewise.
3077 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3078 subreg_lowpart_p checks.
3080 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3081 Alan Hayward <alan.hayward@arm.com>
3082 David Sherwood <david.sherwood@arm.com>
3084 * combine.c (simplify_shift_const_1): Use the number of bits
3085 in the inner mode to determine the range of the shift.
3086 When handling shifts of vectors, skip any rules that apply
3089 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3090 Alan Hayward <alan.hayward@arm.com>
3091 David Sherwood <david.sherwood@arm.com>
3093 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3096 2016-11-15 Matthias Klose <doko@ubuntu.com>
3098 * doc/install.texi: Remove references to gcj/libjava.
3099 * doc/invoke.texi: Likewise.
3101 2016-11-15 Jeff Law <law@redhat.com>
3103 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3104 parameter. Callers changed.
3105 (check-subpath_and_update_thread_path): Extracted from
3106 fsm_find_control_statement_thread_paths.
3107 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3108 (handle_phi, handle_assignment): Allow any constant node, not
3111 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3113 * config/arc/arc-arch.h: New file.
3114 * config/arc/arc-arches.def: Likewise.
3115 * config/arc/arc-cpus.def: Likewise.
3116 * config/arc/arc-options.def: Likewise.
3117 * config/arc/t-multilib: Likewise.
3118 * config/arc/genmultilib.awk: Likewise.
3119 * config/arc/genoptions.awk: Likewise.
3120 * config/arc/arc-tables.opt: Likewise.
3121 * config/arc/driver-arc.c: Likewise.
3122 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3123 * common/config/arc/arc-common.c (arc_handle_option): Trace
3125 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3126 options; check for supported cpu against arc-cpus.def file.
3127 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3128 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3129 * config/arc/arc-c.def: Add emacs local variables.
3130 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3131 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3132 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3133 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3134 (DEFAULT_arc_fpu_build): Define.
3135 (DEFAULT_arc_mpy_option): Define.
3136 * config/arc/arc-protos.h (arc_init): Delete.
3137 * config/arc/arc.c (arc_cpu_name): New variable.
3138 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3139 (arc_arc700, arc_arc600, arc_arc601): New variable.
3140 (arc_init): Add static; remove selection of default tune value,
3141 cleanup obsolete error messages.
3142 (arc_override_options): Make use of .def files for selecting the
3143 right cpu and option configurations.
3144 * config/arc/arc.h (stdbool.h): Include.
3145 (TARGET_CPU_DEFAULT): Define.
3146 (CPP_SPEC): Remove mcpu=NPS400 handling.
3147 (arc_cpu_to_as): Declare.
3148 (EXTRA_SPEC_FUNCTIONS): Define.
3149 (OPTION_DEFAULT_SPECS): Likewise.
3150 (ASM_DEFAULT): Remove.
3151 (ASM_SPEC): Use arc_cpu_to_as.
3152 (DRIVER_SELF_SPECS): Remove deprecated options.
3153 (arc_base_cpu): Declare.
3154 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3155 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3157 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3158 * config/arc/arc.md (attr_cpu): Remove.
3159 * config/arc/arc.opt (mno-mpy): Deprecate.
3160 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3161 (mcpu=ARCHS): Remove.
3162 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3164 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3165 (arc_fpu): Use new defines.
3166 (mpy-option): Change to use numeric or string like inputs.
3167 * config/arc/t-arc (driver-arc.o): New target.
3168 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3169 * config/arc/t-arc-newlib: Delete.
3170 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3171 * doc/invoke.texi (ARC): Update arc options.
3173 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3175 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3176 insn at the beginning of the constant pool.
3177 (mips_insert_insn_pseudos): New function.
3178 (mips_machine_reorg2): Call it.
3179 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3180 UNSPEC_INSN_PSEUDO enum values.
3181 (insn_pseudo, consttable): New insns.
3183 2016-11-15 Michael Matz <matz@suse.de>
3185 PR missed-optimization/77881
3186 * combine.c (simplify_comparison): Remove useless subregs
3187 also inside the loop, not just after it.
3188 (make_compound_operation): Recognize some subregs as being
3191 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3192 Alan Hayward <alan.hayward@arm.com>
3193 David Sherwood <david.sherwood@arm.com>
3195 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3198 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3200 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3201 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3203 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3204 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3205 vinsert{b,h} on ISA 3.0.
3207 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3209 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3210 and cmpnop in two steps: first the ones not accessed in original gimple
3211 expression in a endian independent way and then the ones not accessed
3212 in the final result in an endian-specific way.
3213 (bswap_replace): Stop doing big endian adjustment.
3215 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3217 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3218 (*ashl<mode>3_doubleword): Ditto.
3220 2016-11-14 Martin Liska <mliska@suse.cz>
3222 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3224 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3225 Richard Biener <rguenther@suse.de>
3227 * doc/invoke.texi (fgimple): Document.
3228 * dumpfile.h (TDF_GIMPLE): Add.
3229 * dumpfile.c (dump_options): Add gimple.
3230 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3232 (dump_gimple_label): Likewise.
3233 (dump_gimple_phi): Likewise.
3234 (dump_gimple_bb_header): Likewise.
3235 (dump_phi_nodes): Likewise.
3236 (pp_cfg_jump): Likewise. Pass in dump flags.
3237 (dump_implicit_edges): Adjust.
3238 * passes.c (pass_init_dump_file): Do not dump function header
3240 * tree-cfg.c (dump_function_to_file): Dump function return type
3241 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3243 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3244 (dump_generic_node): Likewise.
3245 * function.h (struct function): Add pass_startwith member.
3246 * passes.c (execute_one_pass): Implement startwith.
3247 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3248 and assign proper version for parsed ssa names.
3249 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3250 * internal-fn.c (expand_PHI): New function.
3251 * internal-fn.h (expand_PHI): Declared here.
3252 * internal-fn.def: New defination for PHI.
3253 * tree-cfg.c (lower_phi_internal_fn): New function.
3254 (build_gimple_cfg): Call it.
3255 (verify_gimple_call): Condition for passing label as arg in internal
3257 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3258 present PHIs with arguments.
3260 2016-11-14 Martin Liska <mliska@suse.cz>
3263 * common.opt: Add prefer-atomic as a new enum value for
3265 * coretypes.h: Likewise.
3266 * doc/invoke.texi: Document the new option value.
3267 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3268 * tree-profile.c (tree_profiling): Select default value
3269 of -fprofile-update when 'prefer-atomic' is selected.
3271 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3273 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3274 (cortex_a57_alu_shift): ...here.
3276 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3278 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3280 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3281 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3282 (<optab>si3_insn_uxtw): Likewise.
3283 (<optab><mode>3_insn): Likewise.
3284 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3285 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3286 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3287 (<optab><mode>): Likewise.
3288 (insv<mode>): Likewise.
3289 (andim_ashift<mode>_bfiz): Likewise.
3290 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3291 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3292 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3293 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3294 (exynos_m1_alu_p): Likewise.
3295 * config/arm/types.md: Add bfx.
3296 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3298 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3300 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3301 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3303 2016-11-14 Richard Biener <rguenther@suse.de>
3305 PR tree-optimization/78312
3306 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3307 flow-sensitive info.
3309 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3312 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3313 * config/avr/avr.opt (-mabsdata): New option.
3314 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3315 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3316 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3317 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3318 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3319 spec depending on AVR_ISA_LDS.
3320 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3322 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3324 * match.pd: Don't try to compare addresses of variables with
3327 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3329 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3330 (propagate_vr_accross_jump_function): Handle unary expressions.
3331 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3332 (load_from_param_1): New.
3333 (load_from_unmodified_param): Factor common part into load_from_param_1.
3334 (load_from_param): New.
3335 (compute_complex_assign_jump_func): Handle unary expressions.
3336 (update_jump_functions_after_inlining): Likewise.
3337 (ipa_write_jump_function): Likewise.
3338 (ipa_read_jump_function): Likewise.
3340 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3343 * doc/invoke.texi: Document Wrestrict.
3344 * pretty-print.c (pp_format): Add case for "Z" specifier.
3345 (test_pp_format): Test "Z" specifier.
3347 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3349 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3350 original function needs a static chain.
3352 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3355 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3358 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3361 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3362 return early if !optional_tbtab.
3364 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3366 PR rtl-optimization/59461
3367 * doc/rtl.texi (paradoxical subregs): Add missing word.
3368 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3369 in modes with precision larger than that of last_set_mode.
3370 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3371 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3372 REGs to paradoxical SUBREGs.
3373 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3374 larger than a word before invoking LOAD_EXTEND_OP on it.
3376 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3379 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3380 element order for little endian ordering.
3382 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3383 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3386 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3390 when calculating operand 2.
3391 (rotate to rotatex zext splitter): Ditto.
3393 2016-11-11 Jeff Law <law@redhat.com>
3395 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3397 (stmt_uses_name_in_undefined_way): New function, extracted from
3398 find_implicit_erroneous_behavior and extended for div/mod case.
3399 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3400 find_explicit_erroneous_behavior and extended for div/mod case.
3401 (find_implicit_erroneous_behavior): Use new helper function.
3402 (find_explicit_erroneous_behavior): Use new helper function.
3404 2016-11-11 Richard Biener <rguenther@suse.de>
3406 PR tree-optimization/71575
3407 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3410 2016-11-11 Richard Biener <rguenther@suse.de>
3413 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3414 about uninitialized destination arg of BIT_INSERT_EXPR.
3416 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3419 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3420 terminology. Expand to remove ambiguity.
3422 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3424 PR rtl-optimization/78232
3425 * combine.c (try_combine): Add a big comment about why reusing i2dest
3427 (change_zero_ext): Do not call simplify_gen_binary, do the
3428 simplifications manually.
3430 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3432 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3433 enable HImode and QImode to go in vector registers by default if
3434 the -mvsx-small-integer option is enabled.
3435 (rs6000_secondary_reload_simple_move): Likewise.
3436 (rs6000_preferred_reload_class): Don't force integer constants to
3437 be loaded into vector registers that we can easily make into
3438 memory (or being created in the GPRs and moved over with direct move).
3439 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3440 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3441 vector extraction on ISA 3.0 when the scalar integer can be
3442 allocated in vector registers. Generate the VEC_SELECT directy,
3443 and don't use UNSPEC's to avoid having the scalar type in a vector
3444 register. Make the expander target registers, and let the
3445 combiner fold in results storing to memory, if the machine
3447 (vsx_extract_<mode>_di): Likewise.
3448 (vsx_extract_<mode>_p9): Likewise.
3449 (vsx_extract_<mode>_di_p9): Likewise.
3450 (vsx_extract_<mode>_store_p9): Likewise.
3451 (vsx_extract_si): Likewise.
3452 (vsx_extract_<mode>_p8): Likewise.
3453 (p9_lxsi<wd>zx): Delete, no longer used.
3454 (p9_stxsi<wd>x): Likewise.
3455 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3456 integers in vector registers for ISA 3.0.
3457 (QHI): Update comment.
3458 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3459 vector extract instructions in sign/zero extend.
3460 (zero_extendhi<mode>): Likewise.
3461 (extendqi<mode>): Likewise.
3462 (extendhi<mode>2): Likewise.
3463 (HImode splitter for load/sign extend in vector register): Likewise.
3464 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3465 optimizing floating point conversions to/from small data types and
3466 rewrite it to support QImode/HImode being allowed in vector
3467 registers on ISA 3.0.
3468 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3469 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3470 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3471 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3472 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3473 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3474 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3475 VSPLITISW on ISA 2.07.
3476 (movhi_internal): Combine movhi_internal and movqi_internal into
3477 one mov<mode>_internal with an iterator. Add support for QImode
3478 and HImode being allowed in vector registers. Make large number
3479 of attributes and constraints easier to read.
3480 (movqi_internal): Likewise.
3481 (mov<mode>_internal): Likewise.
3482 (movdi_internal64): Fix constraint to allow loading -16..15 with
3483 VSPLITISW on ISA 2.07.
3484 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3487 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3489 PR rtl-optimization/78241
3490 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3491 but emit initial peel copy if niter expr is not reliable.
3493 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3495 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3496 (maybe_record_trace_start): If the CFI is different on the new and
3497 old paths, print out both to the dump file before ICEing.
3499 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3501 * target.def (additional_allocno_class_p): New.
3502 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3503 * hooks.c (hook_bool_reg_class_t_false): New.
3504 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3505 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3506 * doc/tm.texi: Update.
3508 2016-11-10 Jason Merrill <jason@redhat.com>
3510 * gengtype.c (new_structure): Append to structures list.
3511 (find_structure): Likewise.
3513 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3515 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3516 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3519 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3521 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3522 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3524 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3525 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3526 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3527 teams distribute parallel for simd even to distribute and teams
3528 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3529 OMP_CLAUSE_DEPEND_SINK case.
3530 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3531 (omp_no_lastprivate): Removed.
3532 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3533 (gimplify_omp_for): Likewise.
3534 (computable_teams_clause): Fail for automatic vars from current
3535 function not yet seen in bind expr.
3536 * langhooks.c (lhd_omp_scalar_p): New function.
3537 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3538 * varpool.c (varpool_node::get_create): Set node->offloading
3539 even for DECL_EXTERNAL decls.
3540 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3541 (LANG_HOOKS_OMP_SCALAR_P): Define.
3542 (LANG_HOOKS_DECLS): Use it.
3544 2016-11-10 Martin Liska <mliska@suse.cz>
3547 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3548 only when SWITCH_BODY is a BIND_EXPR.
3550 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3553 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3554 on the context only when it has no DIE yet.
3556 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3558 * arm.h (target_cpus): Delete.
3559 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3560 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3561 (all_architectures): Likewise.
3562 (arm_option_override): Adjust use of CPU enums.
3563 (arm_sched_reorder): Likewise.
3564 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3565 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3566 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3568 * arm-tables.opt: Regenerated.
3570 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3572 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3574 * config/aarch64/aarch64-tune.md: Regenerated.
3575 * config/arm/arm-cores.def (falkor): New core.
3576 * config/arm/arm-tables.opt: Regenerated.
3577 * config/arm/arm-tune.md: Regenerated.
3578 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3579 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3580 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3581 (ARM Options/-mtune): Likewise.
3583 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3586 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3588 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3589 (propagate_vr_accross_jump_function): Likewise.
3590 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3591 (load_from_param_1): New.
3592 (load_from_unmodified_param): Factor common part into load_from_param_1.
3593 (load_from_param): New.
3594 (compute_complex_assign_jump_func): Handle unary expressions.
3595 (ipa_write_jump_function): Likewise.
3596 (ipa_read_jump_function): Likewise.
3598 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3600 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3601 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3602 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3605 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3607 * print-rtl-function.c: Include varasm.h.
3608 (print_any_param_name): New function.
3609 (print_param): New function.
3610 (print_rtx_function): Call print_param for each argument.
3611 * print-rtl.c (rtx_writer::finish_directive): New function.
3612 * print-rtl.h (rtx_writer::finish_directive): New decl.
3614 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3618 operand 0 as earlyclobber.
3619 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3621 2016-11-09 Martin Liska <mliska@suse.cz>
3623 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3625 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3628 * builtins.c (expand_builtin_memcmp): Formatting fix.
3630 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3631 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3632 or of them, renumber other enumerators.
3633 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3634 * doc/invoke.texi: Document -fsanitize=shift-base and
3635 -fsanitize-shift-exponent, document -fsanitize=shift as
3636 having those 2 suboptions.
3638 2016-11-09 Richard Biener <rguenther@suse.de>
3640 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3641 * fold-const.c (tree_swap_operands_p): Likewise.
3642 (fold_binary_loc): Adjust.
3643 (fold_ternary_loc): Likewise.
3644 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3645 * gimple-fold.c (fold_stmt_1): Likewise.
3646 * gimple-match-head.c (gimple_resimplify2): Likewise.
3647 (gimple_resimplify3): Likewise.
3648 (gimple_simplify): Likewise.
3649 * tree-ssa-dom.c (record_equality): Likewise.
3650 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3651 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3652 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3654 2016-11-09 Richard Biener <rguenther@suse.de>
3656 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3657 (optimize_stmt): Remove redundant pre-propagation canonicalization
3658 of comparison operand order.
3660 2016-11-09 Martin Liska <mliska@suse.cz>
3662 * fold-const-call.c (fold_const_call): Fix the folding.
3664 2016-11-09 Richard Biener <rguenther@suse.de>
3666 * common.opt (flag_evaluation_order): Remove.
3667 * expr.c (expand_operands): Remove code guarded by
3668 flag_evaluation_order.
3669 * fold-const.c (reorder_operands_p): Remove, it always returns
3671 (negate_expr_p): Remove calls to reorder_operands_p.
3672 (fold_negate_expr): Likewise.
3673 (tree_swap_operands_p): Likewise.
3674 (fold_binary_loc): Likewise.
3676 2016-11-09 Andreas Schwab <schwab@suse.de>
3679 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3680 insns operating on a register.
3682 2016-11-09 Richard Biener <rguenther@suse.de>
3684 PR tree-optimization/78007
3685 * tree-vect-stmts.c (vectorizable_bswap): New function.
3686 (vectorizable_call): Call vectorizable_bswap for
3687 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3689 2016-11-09 Richard Biener <rguenther@suse.de>
3691 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3692 Look at the DR_BASE_ADDRESS object for forcing alignment.
3694 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3696 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3697 (propagate_vr_accross_jump_function): Likewise.
3698 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3699 (load_from_param_1): New.
3700 (load_from_unmodified_param): Factor common part into load_from_param_1.
3701 (load_from_param): New.
3702 (compute_complex_assign_jump_func): Handle unary expressions.
3703 (ipa_write_jump_function): Likewise.
3704 (ipa_read_jump_function): Likewise.
3706 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3709 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3710 Also fold constant passed as argument while computing value range.
3711 (propagate_constants_accross_call): Pass param type.
3712 * ipa-prop.c: export ipa_get_callee_param_type.
3713 * ipa-prop.h: export ipa_get_callee_param_type.
3715 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3717 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3718 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3720 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3722 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3723 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3724 ASAN_STACK_MAGIC_MIDDLE.
3725 (asan_global_struct): Increase the size of fields.
3726 (asan_add_global): Add new field constructor.
3727 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3728 __asan_version_mismatch_check_v8.
3730 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3732 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3735 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3738 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3739 Handle ASHIFT and LSHIFTRT.
3740 (dimode_scalar_chain::compute_convert_gain): Ditto.
3741 (dimode_scalar_chain::convert_insn): Ditto.
3743 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3745 * gimple-ssa-store-merging.c: Include selftest.h
3746 (verify_array_eq): New function.
3747 (verify_shift_bytes_in_array): Likewise.
3748 (verify_shift_bytes_in_array_right): Likewise.
3749 (verify_clear_bit_region): Likewise.
3750 (verify_clear_bit_region_be): Likewise.
3751 (store_merging_c_tests): Likewise.
3752 * selftest.h (store_merging_c_tests): Declare prototype.
3753 * selftest-run-tests.c (selftest::run_tests): Run
3754 store_merging_c_tests.
3756 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3758 * config/arm/arm.opt (mold-rtx-costs): Delete.
3759 (mnew-generic-costs): Delete.
3760 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3761 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3762 (arm_size_rtx_costs): Likewise.
3763 (arm_slowmul_rtx_costs): Likewise.
3764 (arm_fastmul_rtx_costs): Likewise.
3765 (arm_xscale_rtx_costs): Likewise.
3766 (arm_9e_rtx_costs): Likewise.
3767 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3768 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3769 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3770 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3771 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3772 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3773 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3774 arm_cortex_m7_tune):
3775 Delete rtx_costs field.
3776 (arm_new_rtx_costs): Rename to...
3777 (arm_rtx_costs_internal): ... This.
3778 (arm_rtx_costs): Remove old way of doing rtx costs.
3780 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3782 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3783 (arm_fastmul_tune): Likewise.
3784 (arm_strongarm_tune): Likewise.
3785 (arm_xscale_tune): Likewise.
3786 (arm_9e_tune): Likewise.
3787 (arm_marvell_pj4_tune): Likewise.
3788 (arm_v6t2_tune): Likewise.
3789 (arm_v6m_tune): Likewise.
3790 (arm_fa726te_tune): Likewise.
3792 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3794 PR tree-optimization/78234
3795 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3798 2016-11-08 Martin Liska <mliska@suse.cz>
3801 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3802 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3803 with a value expr. Do not add artificial variables to
3804 live_switch_vars. Use the debug counter.
3805 (gimplify_target_expr): Use the debug counter.
3806 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3807 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3808 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3810 2016-11-08 Richard Biener <rguenther@suse.de>
3812 * tree-vect-stmts.c (get_group_load_store_type): If the
3813 access is aligned do not trigger peeling for gaps.
3814 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3815 force alignment of vars with DECL_USER_ALIGN.
3817 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3819 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3821 2016-11-08 Richard Biener <rguenther@suse.de>
3823 PR tree-optimization/78205
3824 * tree-vect-stmts.c (vectorizable_load): Move check whether
3825 we may run into gaps when BB vectorizing SLP permutations ...
3826 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3827 here where we can do a more precise check.
3829 2016-11-08 Richard Biener <rguenther@suse.de>
3831 PR tree-optimization/78224
3832 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3833 Split the fallthru edge in case its successor may have PHIs.
3834 Do not free dominance info.
3836 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3839 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3840 EH info even for bzhi and pdep/pext.
3842 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3844 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3845 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3847 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3849 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3851 * config/rs6000/vector.md (div<mode>3): Ditto.
3853 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3855 * configure.ac (.hidden): Change to conftest_s string. Provide string
3857 (gcc_cv_ld_hidden): Yes for AIX.
3858 * configure: Regenerate.
3860 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3862 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3863 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3864 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3865 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3866 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3867 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3869 (rs6000_xcoff_visibility): New.
3870 (rs6000_xcoff_declare_function_name): Add visibility support.
3871 (rs6000_xcoff_asm_globalize_decl_name): New.
3872 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3873 (rs6000_asm_weaken_decl): New.
3874 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3875 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3878 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3881 * incpath.c (remove_dup): Also silently ignore EPERM.
3883 2016-11-07 Martin Jambor <mjambor@suse.cz>
3885 * tree.c (verify_type_variant): Use pointer comparison to check that
3886 TYPE_SIZE_UNIT match.
3888 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3891 * dse.c (dse_step5): Call scan_reads even if just
3892 insn_info->frame_read. Improve and fix dump file messages.
3895 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3896 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3898 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3901 * match.pd: Add following two patterns:
3902 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3903 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3905 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3907 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3908 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3909 * rtl.h (duplicate_reg_notes): Declare.
3910 * rtlanal.c (duplicate_reg_note): New function.
3912 PR rtl-optimization/77309
3913 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3914 don't assume an equality comparison for plain COMPARE.
3915 (simplify_comparison): Pass a more accurate code to
3916 make_compound_operation.
3918 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3920 * target.def (compute_pressure_classes): New target hook.
3921 * doc/tm.texi.in: Document it.
3922 * doc/tm.texi: Regenerate.
3923 * ira.c (setup_pressure_classes): Call target hook if defined.
3925 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3927 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3929 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3930 that have the default values.
3931 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3933 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3934 label string from expected dump.
3935 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3938 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3941 * alias.c (nonoverlapping_memrefs_p): If one decl is
3942 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3944 2016-11-07 Richard Biener <rguenther@suse.de>
3947 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3950 2016-11-07 Richard Biener <rguenther@suse.de>
3952 PR tree-optimization/78218
3953 * gimple-ssa-store-merging.c
3954 (pass_store_merging::terminate_all_aliasing_chains):
3955 Drop unused argument, fix alias check to also consider uses.
3956 (pass_store_merging::execute): Adjust.
3958 2016-11-07 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/78228
3961 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3964 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3968 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3969 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3970 to restrict them to an appropriate range and add FAIL check if the
3971 region they specify is out of range. Delete useless constraint
3973 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3974 2 and 3 to restrict their range and add pattern predicate.
3976 2016-11-07 Martin Liska <mliska@suse.cz>
3978 * asan.c (enum asan_check_flags): Move the enum to header file.
3979 (asan_init_shadow_ptr_types): Make type creation more generic.
3980 (shadow_mem_size): New function.
3981 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3982 Rewritten stack unpoisoning code.
3983 (build_shadow_mem_access): Add new argument return_address.
3984 (instrument_derefs): Instrument local variables if use after scope
3985 sanitization is enabled.
3986 (asan_store_shadow_bytes): New function.
3987 (asan_expand_mark_ifn): Likewise.
3988 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3989 * asan.h (enum asan_mark_flags): Moved here from asan.c
3990 (asan_protect_stack_decl): Protect all declaration that need
3992 (asan_sanitize_use_after_scope): New function.
3993 (asan_no_sanitize_address_p): Likewise.
3994 * cfgexpand.c (partition_stack_vars): Consider
3995 asan_sanitize_use_after_scope in condition.
3996 (expand_stack_vars): Likewise.
3997 * common.opt (-fsanitize-address-use-after-scope): New option.
3998 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3999 Explain the parameter.
4000 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4001 * gimplify.c (build_asan_poison_call_expr): New function.
4002 (asan_poison_variable): Likewise.
4003 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4004 variables that have address taken.
4005 (gimplify_decl_expr): Likewise.
4006 (gimplify_target_expr): Likewise for C++ temporaries.
4007 (sort_by_decl_uid): New function.
4008 (gimplify_expr): Unpoison all variables for a label we can jump
4009 from outside of a scope.
4010 (gimplify_switch_expr): Unpoison variables defined in the switch
4012 (gimplify_function_tree): Clear asan_poisoned_variables.
4013 (asan_poison_variables): New function.
4014 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4015 * internal-fn.c (expand_ASAN_MARK): New function.
4016 * internal-fn.def (ASAN_MARK): Declare.
4017 * opts.c (finish_options): Handle -fstack-reuse if
4018 -fsanitize-address-use-after-scope is enabled.
4019 (common_handle_option): Enable address sanitization if
4020 -fsanitize-address-use-after-scope is enabled.
4021 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4023 * params.h: Likewise.
4024 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4025 * sanitizer.def: Define __asan_poison_stack_memory and
4026 __asan_unpoison_stack_memory functions.
4027 * asan.c (asan_mark_poison_p): New function.
4028 (transform_statements): Handle asan_mark_poison_p calls.
4029 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4031 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4034 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4036 2016-11-07 Martin Liska <mliska@suse.cz>
4038 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4039 to time_profiler_counter_ptr.
4041 2016-11-07 Richard Biener <rguenther@suse.de>
4043 PR tree-optimization/37150
4044 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4046 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4047 (vect_analyze_slp_cost_1): Account for the real number of
4048 permutations emitted and for dead loads.
4049 (vect_transform_slp_perm_load): Add n_perms parameter counting
4050 the number of emitted permutations.
4051 * tree-vect-stmts.c (vectorizable_load): Adjust.
4053 2016-11-07 Richard Biener <rguenther@suse.de>
4055 PR tree-optimization/78189
4056 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4057 alignment computation.
4059 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4061 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4063 2016-11-05 Martin Sebor <msebor@redhat.com>
4065 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4068 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4072 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4074 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4077 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4078 doesn't have rtl set.
4080 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4082 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4083 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4084 rs6000_gimple_fold_builtin.
4085 (rs6000_gimple_fold_builtin): New function. Add handling for
4086 early expansion of vector addition builtins.
4088 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4090 * expr.h (copy_blkmode_from_reg): Delete.
4091 * expr.c (copy_blkmode_from_reg): Make static.
4093 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4095 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4096 * combine.c (LOAD_EXTEND_OP): Delete.
4097 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4098 * cse.c (LOAD_EXTEND_OP): Delete.
4099 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4100 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4101 * postreload.c (LOAD_EXTEND_OP): Delete.
4102 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4103 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4104 (find_reloads): Likewise.
4105 * reload1.c (eliminate_regs_1): Likewise.
4106 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4107 (num_sign_bit_copies1): Likewise.
4109 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4111 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4112 (selftest::ix86_test_dumping_hard_regs): New function.
4113 (selftest::ix86_run_selftests): New function.
4114 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4115 selftest::ix86_run_selftests.
4116 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4117 * doc/tm.texi: Regenerate
4118 * selftest-rtl.h: New file.
4119 * rtl-tests.c: Include "selftest-rtl.h".
4120 (selftest::assert_rtl_dump_eq): Make non-static.
4121 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4122 (selftest::test_dumping_regs): Update comment.
4123 * selftest-run-tests.c: Include "target.h".
4124 (selftest::run_tests): If non-NULL, call
4125 targetm.run_target_selftests.
4126 * target.def (run_target_selftests): New hook.
4128 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4130 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4131 representative core for this architecture.
4132 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4133 * config/arm/arm-tables.opt: Regenerate.
4134 * config/arm/arm-tune.md: Likewise.
4135 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4136 valid -mcpu options.
4137 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4139 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4141 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4142 representative core for this architecture.
4143 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4144 * config/arm/arm-tables.opt: Regenerate.
4145 * config/arm/arm-tune.md: Likewise.
4146 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4147 this tuning parameters apply to in the comment.
4148 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4149 valid -mcpu options.
4150 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4152 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4154 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4155 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4156 where cond_expr can't be a lvalue.
4158 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4160 * config/arc/arc.c (arc_process_double_reg_moves): Use
4162 * config/arc/arc.md (movsi_insn): Disable unsupported move
4163 instructions for ARCv2 cores.
4164 (movdi): Use prepare_move_operands.
4165 (movsf, movdf): Use move_dest_operand predicate.
4166 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4168 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4169 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4171 (dexcl_3op_peep2_insn_nores): Likewise.
4172 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4173 (LINK_COMMAND_SPEC): Remove.
4175 2016-11-04 Richard Biener <rguenther@suse.de>
4178 * loop-invariant.c (find_exits): Record entering inner
4179 loops as possibly exiting to handle infinite sub-loops.
4180 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4181 (fill_always_executed_in_1): Honor infinite child loops.
4183 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4186 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4187 has already been adjusted for endianness, so don't adjust it any
4191 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4192 ICmode unless we have standard PowerPC floating point.
4193 * config/rs6000/rs6000.md (FP iterator): Likewise.
4194 (FMOVE128 iterator): Likewise.
4196 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4197 Alexandre Oliva <aoliva@redhat.com>
4198 Jason Merrill <jason@redhat.com>
4202 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4204 * langhooks.c (lhd_type_dwarf_attribute): New function.
4205 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4206 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4207 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4208 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4209 (check_qualified_type, check_aligned_type): Call it.
4210 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4211 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4212 check_base_type and check_lang_type.
4213 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4214 return early. For pointer-to-data-member add DW_AT_use_location
4216 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4218 (gen_type_die_with_usage): Don't use type_main_variant
4219 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4220 check_base_type and check_lang_type. Formatting fixes. Call
4221 get_debug_type langhook.
4223 2016-11-03 Jason Merrill <jason@redhat.com>
4225 * tree.c (check_lang_type): New.
4226 (check_qualified_type): Use it.
4227 (check_aligned_type): Use it.
4228 * tree.h: Declare it.
4230 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4232 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4233 (arm*-freebsd*): Likewise.
4234 (arm*-*-netbsdelf*): Likewise.
4235 (arm*-*-linux*): Likewise.
4236 (arm*-*-uclinux*eabi*): Likewise.
4237 (arm*-*-phoenix*): Likewise.
4238 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4239 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4240 specified. Default to arm6 if target_cpu_cname is not set.
4241 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4242 default cpu has been correctly configured.
4243 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4244 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4245 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4246 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4247 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4248 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4249 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4251 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4253 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4254 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4255 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4256 (output_cfa_loc): Support DW_CFA_val_expression.
4257 (output_cfa_loc_raw): Likewise.
4258 (output_cfi): Likewise.
4259 (output_cfi_directive): Likewise.
4260 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4261 (dw_cfi_oprnd2_desc): Likewise.
4262 (mem_loc_descriptor): Recognize new pattern generated for value
4265 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4267 PR rtl-optimization/78186
4268 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4269 well, when converting to IOR.
4271 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4273 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4274 (vec_interleave_highv8qi): Likewise.
4276 2016-11-03 Martin Liska <mliska@suse.cz>
4278 * profile.c (instrument_values): Fix coding style.
4279 (branch_prob): Use renamed function.
4280 * tree-profile.c (init_ic_make_global_vars): Likewise.
4281 (gimple_init_edge_profiler): Rename to
4282 gimple_init_gcov_profiler.
4283 tree_time_profiler_counter variable declaration.
4284 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4286 * value-prof.h: Remove an argument.
4288 2016-11-03 Richard Biener <rguenther@suse.de>
4290 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4291 symtab_node::get_create.
4293 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4295 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4296 Move comments into more natural position.
4298 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4300 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4301 (PTRDIFF_TYPE): Define as int.
4303 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4305 * ccmp.c (expand_ccmp_expr_1): Adjust.
4306 (expand_ccmp_expr): Likewise.
4307 (expand_ccmp_next): Likewise.
4308 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4309 (aarch64_gen_ccmp_first): Likewise.
4310 * doc/tm.texi: Regenerate.
4311 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4312 (gen_ccmp_next): Likewise.
4314 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4316 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4317 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4319 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4322 darwin_rename_builtins here.
4323 (ix86_expand_divmod_libfunc): New.
4324 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4325 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4327 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4328 Nathan Sidwell <nathan@acm.org>
4330 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4332 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4334 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4336 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4337 to format MODE_INT and MODE_PARTIAL_INT literals.
4339 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4342 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4343 NULL if TARGET_SPE_ABI.
4345 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4347 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4348 clear padding bits even when they're less than a byte.
4350 2016-11-02 Richard Biener <rguenther@suse.de>
4352 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4353 (imm_store_chain_info::output_merged_stores): Force base_addr
4354 to be proper GIMPLE for a MEM_REF address.
4355 (pass_store_merging::execute): Restrict negative bitpos
4356 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4357 check. Take into account non-NULL_TREE offset if the base
4358 is already addressable.
4360 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4362 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4364 (aarch64_be_crypto_sha1hv4si): New pattern.
4366 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4368 * config/aarch64/aarch64.md (add<mode>3): Remove
4369 redundant code. Don't split frame based additions.
4371 2016-11-02 Richard Biener <rguenther@suse.de>
4373 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4374 redundant val and dest members.
4375 (store_immediate_info::store_immediate_info): Adjust.
4376 (merged_store_group::merged_store_group): Adjust.
4377 (merged_store_group::apply_stores): Likewise.
4378 (struct imm_store_chain_info): Add base_addr field.
4379 (imm_store_chain_info::imm_store_chain_info): New constructor.
4380 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4381 (imm_store_chain_info::output_merged_store): Likewise. Use
4382 addr_base which is already the address.
4383 (imm_store_chain_info::output_merged_stores): Likewise.
4384 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4385 imm_store_chain_info instead of base. Fix alias check.
4386 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4387 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4388 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4389 use the address of the base and adjust for other changes.
4391 2016-11-02 Martin Liska <mliska@suse.cz>
4393 * fold-const-call.c (host_size_t_cst_p): Test whether
4394 t is convertible to size_t.
4396 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4398 PR tree-optimization/78170
4399 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4400 introduced by native_encode_expr on little-endian as well.
4402 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4404 PR tree-optimization/78162
4405 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4408 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4410 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4412 (aarch64_next_callee_save): Likewise.
4413 (aarch64_pushwb_single_reg): Likewise.
4414 (aarch64_gen_storewb_pair): Likewise.
4415 (aarch64_push_regs): Likewise.
4416 (aarch64_gen_loadwb_pair): Likewise.
4417 (aarch64_pop_regs): Likewise.
4418 (aarch64_gen_store_pair): Likewise.
4419 (aarch64_gen_load_pair): Likewise.
4420 (aarch64_save_callee_saves): Likewise.
4421 (aarch64_restore_callee_saves): Likewise.
4423 2016-11-02 Richard Biener <rguenther@suse.de>
4425 PR tree-optimization/78035
4426 PR tree-optimization/77964
4427 * gimple-pretty-print.c (pp_points_to_solution): Print
4428 vars_contains_interposable.
4429 * tree-ssa-alias.c: Include varasm.h.
4430 (ptrs_compare_unequal): Check vars_contains_interposable and
4431 decl_binds_to_current_def_p.
4432 (dump_points_to_solution): Dump vars_contains_interposable.
4433 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4435 * tree-ssa-structalias.c: Include varasm.h.
4436 (set_uids_in_ptset): Record whether vars contains a
4437 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4438 (ipa_escaped_pt): Update initializer.
4440 2016-11-02 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/78047
4443 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4444 fake field at offset zero conservatively regarding to may_have_pointers.
4446 2016-11-02 Richard Biener <rguenther@suse.de>
4448 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4449 infer_value_range on stmt ops and update value-ranges.
4450 Dump visited stmts and blocks.
4451 (evrp_dom_walker::push_value_range): Dump changes.
4452 (evrp_dom_walker::pop_value_range): Likewise.
4453 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4455 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4457 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4459 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4461 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4463 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4464 and adjust for that.
4465 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4467 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4469 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4471 (transcode_memory_rtx): Likewise.
4472 (move_to_acc): Likewise.
4473 (move_from_acc): Likewise.
4474 (move_acc_to_reg): Likewise.
4475 (move_to_x): Likewise.
4476 (move_to_hl): Likewise.
4477 (move_to_de): Likewise.
4478 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4479 (rs6000_emit_savres_rtx): Likewise.
4480 (rs6000_emit_prologue): Likewise.
4481 * reorg.c (update_reg_unused_notes): Likewise.
4482 * rtl.h (remove_note): Adjust prototype.
4483 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4485 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4487 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4488 variables so some can be rtx_insn *.
4489 (alpha_emit_xfloating_libcall): Likewise.
4490 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4491 (mips_legitimize_tls_address): Likewise.
4492 * optabs.c (expand_binop): Likewise.
4493 * reload1.c (gen_reload): Likewise.
4495 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4497 * reorg.c (relax_delay_slots): Split up the trial variable.
4499 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4501 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4502 of variables rtx_insn *.
4503 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4504 (legitimize_tls_address): Likewise.
4505 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4506 (bfin_gen_bundles): Likewise.
4507 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4508 (c6x_reorg): Likewise.
4509 * config/frv/frv.c (frv_reorder_packet): Likewise.
4510 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4511 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4512 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4513 * config/mn10300/mn10300.c: Likewise.
4514 * config/rl78/rl78.c: Likewise.
4515 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4516 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4517 (sh_expand_cmpnstr): Likewise.
4518 (sh_expand_strlen): Likewise.
4519 (sh_expand_setmem): Likewise.
4520 * config/sh/sh.md: Likewise.
4521 * emit-rtl.c (emit_pattern_before): Likewise.
4522 * except.c: Likewise.
4523 * final.c: Likewise.
4526 2016-11-01 Jason Merrill <jason@redhat.com>
4528 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4529 a COND_EXPR with constant condition.
4531 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4533 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4534 and its initialization.
4536 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4538 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4541 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4543 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4544 argument, don't call add_linkage_name if it is true.
4545 (gen_variable_die): For C++ inline static data members, consider the
4546 initial call when old_die is NULL to be declaration and call
4547 add_name_and_src_coords_attributes in that case with true as
4548 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4549 (gen_member_die): For C++ inline static data members, emit a
4550 definition DIE right away in DW_TAG_compile_unit context.
4552 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4555 * config/pa/pa.md: Add new shift/add patterns to handle
4556 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4558 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4560 * config/xtensa/xtensa-protos.h
4561 (xtensa_use_return_instruction_p): New prototype.
4562 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4563 xtensa_callee_save_size): Remove.
4564 (struct machine_function): Add new fields: current_frame_size,
4565 callee_save_size, frame_laid_out and epilogue_done.
4566 (compute_frame_size, xtensa_expand_prologue,
4567 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4568 cfun->machine->callee_save_size and xtensa_current_frame_size
4569 with cfun->machine->current_frame_size.
4570 (compute_frame_size): Update cfun->machine->frame_laid_out and
4571 don't update frame layout after reload completion.
4572 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4573 instead of zeroing xtensa_current_frame_size.
4574 (xtensa_use_return_instruction_p): New function.
4575 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4577 (INITIAL_ELIMINATION_OFFSET): Use return value of
4578 compute_frame_size instead of xtensa_current_frame_size value.
4579 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4580 function xtensa_use_return_instruction_p instead of inline code.
4582 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4584 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4585 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4586 * dwarf2out.c (rnglist_idx): New variable.
4587 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4588 (DEBUG_RNGLISTS_SECTION): Define.
4589 (ranges_base_label): New variable.
4590 (size_of_die) <case dw_val_class_range_list>: If using
4591 DW_FORM_rnglistx, count size of uleb128 of range list index.
4592 (value_format) <case dw_val_class_range_list>: For
4593 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4594 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4595 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4596 (add_ranges_num): Remove useless prototype. Don't multiply
4597 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4598 for new fields added to dw_ranges struct.
4599 (add_ranges): Add maybe_new_sec argument and pass it
4600 through to add_ranges_num.
4601 (note_rnglist_head): New function.
4602 (add_ranges_by_labels): Pass true as maybe_new_sec to
4603 add_ranges_num, call note_rnglist_head on the head of the list.
4604 (output_ranges): Add function comment. Switch to
4605 .debug_ranges section here and emit .Ldebug_ranges0 label.
4606 (index_rnglists, output_rnglists): New functions.
4607 (gen_subprogram_die): Formatting fixes.
4608 (add_high_low_attributes): Don't divide offsets
4609 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4610 first list element or when pointing into the middle of
4611 a list. Pass true as second argument to add_ranges on the
4612 first block fragment after cold/hot section switch.
4613 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4614 section instead of .debug_ranges. Initialize
4615 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4616 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4617 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4618 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4619 Call output_rnglists for -gdwarf-5.
4620 (dwarf2out_c_finalize): Clear rnglist_idx.
4622 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4624 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4626 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4627 Tamar Christina <tamar.christina@arm.com>
4629 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4630 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4631 (vmaxnmq_f32): Likewise.
4632 (vminnm_f32): Likewise.
4633 (vminnmq_f32): Likewise.
4634 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4636 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4639 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4642 binary floating point types supported by the hardware except for
4644 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4645 vector instruction for optimizing extracting a SImode from a
4646 V4SImode vector and converting it to floating point.
4647 (vsx_xvcvuxwdp_df): Likewise.
4648 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4649 registers to be any VSX register. Move stores to the end of the
4651 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4652 to optimize extracting a SImode from a V4SImode vector and
4653 converting it to a binary floating point type supported by the
4654 hardware. Use the vector converts instead of extracting the
4655 element, sign extending it, and then converting it to double.
4656 Other floating point types than double first convert to double,
4657 then the double is converted to that type.
4658 (vsx_extract_si_<uns>float_<mode>): Likewise.
4660 2016-10-31 Andrew Pinski <apinski@cavium.com>
4662 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4663 Rewrite handling of part num to handle the case where
4664 multiple implementers share the same part num.
4666 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4667 Jakub Jelinek <jakub@redhat.com>
4669 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4670 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4672 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4674 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4675 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4676 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4677 (is_cu_die, is_unit_die): Likewise.
4678 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4679 comments for DWARF5 DW_UT_type units.
4680 (output_compilation_unit_header): Add UT argument, output
4681 start of DWARF5 .debug_info section header.
4682 (output_comp_unit): Add dwo_id argument. Adjust
4683 output_compilation_unit_header caller, for DW_UT_split_compile
4684 emit dwo_id field, otherwise padding1. Emit padding2 field.
4685 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4686 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4687 (output_skeleton_debug_sections): Add dwo_id argument, for
4688 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4689 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4690 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4691 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4692 DW_TAG_compile_unit for skeleton unit die. Don't add
4693 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4694 address to output_comp_unit and output_skeleton_debug_sections.
4696 * dwarf2out.c (debug_line_str_section): New variable.
4697 (debug_line_str_hash): Likewise.
4698 (DEBUG_LINE_STR_SECTION): Define.
4699 (set_indirect_string): Handle DW_FORM_line_strp like
4701 (find_string_form): Fix up formatting.
4702 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4704 (output_die): Handle DW_FORM_line_strp.
4705 (DWARF5_USE_DEBUG_LINE_STR): Define.
4706 (output_line_string): New function.
4707 (output_file_names): Add -gdwarf-5 support.
4708 (output_line_info): Likewise.
4709 (init_sections_and_labels): Initialize debug_line_str_section.
4710 (output_indirect_string): Change 2nd argument from void *
4711 to enum dwarf_form form, compare with form rather than
4713 (output_indirect_strings): Pass DW_FORM_strp to
4714 output_indirect_string traversion.
4715 (dwarf2out_finish): Output .debug_line_str strings.
4716 (dwarf2out_c_finalize): Clear debug_line_str_section and
4717 debug_line_str_hash.
4719 2016-10-31 Tom Tromey <tom@tromey.com>
4722 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4723 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4724 DW_OP_GNU_push_tls_address case.
4725 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4727 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4729 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4730 for frame_offset_rel bit.
4731 (struct array_descr_info): Add rank field.
4732 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4733 and placeholder_seen fields.
4734 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4735 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4736 DW_OP_pick 1 into DW_OP_over.
4737 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4738 gen_variant_part): Clear placeholder_{arg,seen}.
4739 (loc_list_from_tree_1): Drop const from context argument.
4740 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4741 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4742 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4744 (add_scalar_info): Drop const from context argument. Handle
4745 context->placeholder_arg.
4746 (add_bound_info): Drop const from context argument.
4747 (gen_descr_array_type_die): Drop const from ctx variable.
4748 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4749 attribute and use a single DW_TAG_generic_subrange instead of
4750 7 DW_TAG_subrange_type for assumed rank arrays.
4752 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4753 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4754 from bool to 1-bit uchar bitfield. Add num_assigned and
4755 offset_emitted bitfields.
4756 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4757 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4758 dw_val_class_loclistsptr.
4759 (new_addr_loc_descr): Fix up formatting.
4760 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4761 (add_AT_low_high_pc): Fix up formatting.
4762 (add_AT_loclistsptr): New function.
4763 (AT_lbl): Allow dw_val_class_loclistsptr.
4764 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4765 Handle dw_val_class_loclistsptr.
4766 (loc_list_idx): New variable.
4767 (output_loclists_offsets, assign_location_list_indexes): New
4769 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4770 add size_of_uleb128 of the index. Drop never used
4771 dwarf_split_debug_info AT_index handling. Handle
4772 dw_val_class_loclistsptr.
4773 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4774 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4775 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4776 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4777 DW_FORM_loclistx indexes.
4778 (output_attr_index_or_value): Fix up formatting. Don't handle
4779 dw_val_class_loc_list here.
4780 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4781 For dw_val_class_loc_list call output_loc_list_offset rather than
4782 output_attr_index_or_value.
4783 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4784 or .debug_loclists.dwo section name for debug_loc_section.
4785 (resolve_addr_in_expr): Formatting fix.
4786 (index_location_lists): Likewise.
4787 (dwarf2out_finish): If there are any location lists, for
4788 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4789 index_location_lists only if have_location_lists. Call
4790 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4791 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4792 -gsplit-dwarf also emit offset table.
4794 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4795 (size_of_die, value_format, output_die): Use
4796 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4797 dw_val_class_wide_int.
4799 * dwarf2out.c (dwarf_op): Renamed to ...
4800 (dwarf_OP): ... this.
4801 (convert_descriptor_to_mode, scompare_loc_descriptor,
4802 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4803 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4805 (dwarf_AT, dwarf_TAG): New functions.
4806 (check_die): Disallow DW_AT_call_all_calls next to
4807 DW_AT_GNU_all_call_sites.
4808 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4809 and attributes instead of the corresponding GNU tag and attributes.
4810 (gen_subprogram_die): Likewise. Emit call site information even
4811 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4812 DW_AT_defaulted in comment.
4813 (resolve_addr): Handle DW_AT_call_origin attribute on
4814 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4815 DW_TAG_GNU_call_site DIE.
4817 * dwarf2out.c (dwarf_op): New function.
4818 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4819 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4820 (output_loc_operands, output_loc_operands_raw): Likewise.
4821 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4822 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4823 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4824 if dwarf_version < 5.
4825 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4827 (scompare_loc_descriptor, ucompare_loc_descriptor,
4828 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4829 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4830 optimize_location_into_implicit_ptr): Likewise. Only punt for
4831 !dwarf_strict if dwarf_version < 5.
4832 (string_cst_pool_decl): Adjust comment.
4833 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4835 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4836 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4837 (struct dw_val_node): Add val_file_implicit field.
4838 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4839 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4840 output_die): Handle dw_val_class_const_implicit,
4841 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4842 (abbrev_die_table): Change into va_gc vec.
4843 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4844 ABBREV_DIE_TABLE_INCREMENT): Remove.
4845 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4846 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4848 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4849 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4851 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4853 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4855 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4857 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4858 unit. Call optimize_abbrev_table.
4859 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4860 abbrev_die_table being a va_gc vec.
4862 PR tree-optimization/77860
4863 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4864 also integral complex and vector constants.
4866 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4867 optimize_macinfo_range, save_macinfo_strings): Replace
4868 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4869 (output_macinfo): Likewise. Emit .debug_macro* rather than
4870 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4871 (init_sections_and_labels): Use .debug_macro* labels rather than
4872 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4873 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4874 or DW_AT_GNU_macros for -gdwarf-5.
4876 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4878 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4880 2016-09-11 Le-Chun Wu <lcwu@google.com>
4881 Mark Wielaard <mjw@redhat.com>
4883 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4884 (Wshadow=local): New option.
4885 (Wshadow-local): Hidden alias for -Wshadow=local.
4886 (Wshadow=compatible-local): New option.
4887 (Wshadow-compatible-local): Hidden alias for
4888 -Wshadow=compatible-local.
4889 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4890 Wshadow=compatible-local.
4892 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4894 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4895 Check slp defs for COND_EXPR by swapping/inverting operands if the
4896 new parameter SWAP indicates so.
4897 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4898 is isomorphic to the first stmt via swapping/inverting. Store swap
4899 information in the new parameter SWAP.
4900 (vect_build_slp_tree): New local array SWAP and pass it to function
4901 vect_build_slp_tree_1. Cleanup result handling code for function
4902 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4903 order of operands has been fixed as indicated by SWAP[i].
4905 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4907 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4908 unnecessary data dependence check after visited store stmt.
4910 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4912 PR tree-optimization/71915
4913 PR tree-optimization/71490
4914 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4916 (find_basis_for_base_expr): Require stride types to match when
4918 (alloc_cand_and_find_basis): Record the stride type.
4919 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4920 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4921 the expressions having those types.
4922 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4923 (create_mul_ssa_cand): Likewise.
4924 (create_mul_imm_cand): Likewise.
4925 (create_add_ssa_cand): Likewise.
4926 (create_add_imm_cand): Likewise.
4927 (legal_cast_p_1): Change interface to accept types rather than the
4928 expressions having those types.
4929 (legal_cast_p): Pass types to legal_cast_p_1.
4930 (slsr_process_cast): Pass stride type to
4931 alloc_cand_and_find_basis.
4932 (slsr_process_copy): Likewise.
4933 (dump_candidate): Display stride type when a cast exists.
4934 (create_add_on_incoming_edge): Introduce a cast when necessary for
4936 (analyze_increments): Change the code checking for invalid casts
4937 to rely on the stride type, and update the documentation and
4938 example. Change the code checking for pointer multiplies to rely
4940 (insert_initializers): Introduce a cast when necessary for the
4941 stride type. Use the stride type for the type of the initializer.
4943 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4945 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4947 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4949 PR rtl-optimization/77919
4950 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4951 into memory if both modes are complex and their inner modes have the
4952 same precision. If the two modes are different complex modes, convert
4953 each part separately and generate a new CONCAT.
4955 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4957 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4959 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4962 * gimple-ssa-store-merging.c
4963 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4964 instead of SET_TYPE_ALIGN on shared integral type.
4966 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4968 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4969 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4972 2016-10-28 Jeff Law <law@redhat.com>
4974 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4975 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4977 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4979 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4981 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4983 * target.def (min_arithmetic_precision): New hook.
4984 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4985 * doc/tm.texi: Regenerate.
4986 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4987 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4988 * targhooks.c (default_min_arithmetic_precision): New function.
4989 * targhooks.h (default_min_arithmetic_precision): Declare.
4990 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4991 (sparc_min_arithmetic_precision): New function.
4993 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4996 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4997 Swap commutative operands in new RTL if needed. Handle zero_ext
4999 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5002 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5003 Kugan Vivekanandarajah <kuganv@linaro.org>
5004 Jim Wilson <jim.wilson@linaro.org>
5006 PR tree-optimization/43721
5007 * target.def: New hook expand_divmod_libfunc.
5008 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5009 * doc/tm.texi: Regenerate.
5010 * internal-fn.def: Add new entry for DIVMOD ifn.
5011 * internal-fn.c (expand_DIVMOD): New.
5012 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5014 (widen_mul_stats): Add new field divmod_calls_inserted.
5015 (target_supports_divmod_p): New.
5016 (divmod_candidate_p): Likewise.
5017 (convert_to_divmod): Likewise.
5018 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5019 renumber_gimple_stmt_uids at beginning of function. Call
5020 convert_to_divmod and record stats for divmod.
5021 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5022 TARGET_EXPAND_DIVMOD_LIBFUNC.
5023 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5026 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5027 Segher Boessenkool <segher@kernel.crashing.org>
5029 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5030 swapping the arms of the branch.
5031 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5032 sequence for the generic signed-signed-signed case.
5034 2016-10-28 Jeff Law <law@redhat.com>
5036 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5040 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5042 PR rtl-optimization/78029
5043 * function.c (prologue_contains, epilogue_contains): New functions.
5044 (record_prologue_seq, record_epilogue_seq): New functions.
5045 * function.h (prologue_contains, epilogue_contains,
5046 record_prologue_seq, record_epilogue_seq): New declarations.
5047 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5048 mixing prologue and epilogue insns.
5049 (init_deps): Initialize the new fields in struct deps_desc.
5050 * sched-int.h (struct deps_desc): New fields last_prologue,
5051 last_epilogue, and last_logue_was_epilogue.
5052 * shrink-wrap.c (emit_common_heads_for_components): Record all
5053 emitted prologue and epilogue insns.
5054 (emit_common_tails_for_components): Ditto.
5055 (insert_prologue_epilogue_for_components): Ditto.
5057 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5060 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5061 * common.opt (fstore-merging): New Optimization option.
5062 * opts.c (default_options_table): Add entry for
5063 OPT_ftree_store_merging.
5064 * fold-const.h (can_native_encode_type_p): Declare prototype.
5065 * fold-const.c (can_native_encode_type_p): Define.
5066 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5067 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5068 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5069 * passes.def: Insert pass_tree_store_merging.
5070 * tree-pass.h (make_pass_store_merging): Declare extern
5072 * gimple-ssa-store-merging.c: New file.
5073 * doc/invoke.texi (Optimization Options): Document
5075 (--param documentation): Document store-merging-allow-unaligned
5076 and max-stores-to-merge.
5078 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5081 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5082 assignment to earlier in the if/else logic.
5084 2016-10-28 Richard Biener <rguenther@suse.de>
5088 * fold-const.c (make_bit_field_ref): Only adjust alias set
5089 when the original alias set was zero.
5091 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5093 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5094 (s390_adjust_loops): New function.
5095 (s390_reorg): Invoke s390_adjust_loops.
5096 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5097 ("osc_break"): New insn definition.
5099 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5101 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5102 * config.gcc: Support alternate archXX cpu levels with
5103 --with-arch= and --with-tune=.
5104 * config/s390/linux.h: Translate new archXX cpu levels to the
5105 original names when calling GAS.
5106 * config/s390/tpf.h: Likewise.
5107 * doc/invoke.texi: Document the alternate cpu level names.
5109 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5111 PR rtl-optimization/77919
5112 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5113 MEM if mode1 is not a complex mode.
5115 PR rtl-optimization/78132
5116 * ree.c (combine_reaching_defs): Give up if copy_needed and
5117 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5119 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5121 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5123 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5125 * config/rs6000/constraints.md (wH constraint): Add new
5126 constraints for allowing 32-bit integers (and eventually 8/16-bit
5127 integers) into the vector registers.
5128 (wI constraint): Likewise.
5129 (wJ constraint): Likewise.
5130 (wK constraint): Likewise.
5131 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5132 -mvsx-small-integer as a default option for ISA 2.07
5134 (POWERPC_MASKS): Likewise.
5135 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5136 switch to turn off small integer support in vector registers.
5137 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5138 test for -mupper-regs-di, since it is already done with the
5139 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5140 -mvsx-small-integer.
5141 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5143 (rs6000_setup_reg_addr_masks): Likewise.
5144 (rs6000_init_hard_regno_mode_ok): Likewise.
5145 (rs6000_option_override_internal): Add consistency checks for
5146 -mvsx-small-integer.
5147 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5148 -mvsx-small-integer.
5149 (rs6000_secondary_reload): Use std::swap.
5150 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5151 VSX_REGS for small integers in vector registers, since there is no
5152 D-FORM address mode for such types.
5153 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5154 (rs6000_opt_masks): Add -mvsx-small-integer.
5155 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5157 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5158 extracts can be done on ISA 2.07.
5159 (vsx_extract_<mode>): Add support for small integers in vsx
5161 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5162 longer support V4SImode in this pattern.
5163 (vsx_extract_si): New insn to support extraction of SImode in ISA
5164 2.07 using either xxextractuw or vspltw.
5165 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5166 longer support V4SImode in this pattern.
5167 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5168 wJ, and wK constraints.
5169 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5170 storing SDmode with VSX instructions.
5171 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5172 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5173 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5174 small integers in vector registers.
5175 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5176 load and before the FPR and VSX loads. Remove ??, ! from the
5177 constraints. Add VEXTSW2D support for small integers in vector
5179 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5180 integers in vector registers.
5181 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5182 move instead of using an UNSPEC.
5183 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5184 integers in vector registers.
5185 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5186 move instead of using an UNSPEC.
5187 (movsi_internal1): Add support for -mvsx-small-integer. Align
5188 columns so that it is more readable.
5189 (SImode splitter for ISA 3.0 constants): Add splitter for
5190 -128..127 constants that can easily be constructed on ISA 3.0.
5191 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5194 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5197 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5200 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5202 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5203 PIC_OFFSET_TABLE_REGNUM twice.
5205 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5207 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5208 support for constant operand for OP.
5210 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5212 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5213 splice_child_die if child doesn't have DW_AT_specification attribute.
5215 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5217 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5218 (TARGET_HAVE_LDREXBH): Likewise.
5219 (TARGET_HAVE_LDACQ): Likewise.
5221 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5223 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5224 logic to to decide whether to copy over old value to register for new
5226 * config/arm/sync.md: Add comments explaning why mode and code
5227 attribute are not defined in iterators.md
5228 (thumb1_atomic_op_str): New code attribute.
5229 (thumb1_atomic_newop_str): Likewise.
5230 (thumb1_atomic_fetch_op_str): Likewise.
5231 (thumb1_atomic_fetch_newop_str): Likewise.
5232 (thumb1_atomic_fetch_oldop_str): Likewise.
5233 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5234 mirror the more restrictive constraints of the Thumb-1 insns after
5235 split compared to Thumb-2 counterpart insns.
5236 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5237 in sync with non atomic version.
5238 (atomic_nand<mode>): Likewise.
5239 (atomic_fetch_<sync_optab><mode>): Likewise.
5240 (atomic_fetch_nand<mode>): Likewise.
5241 (atomic_<sync_optab>_fetch<mode>): Likewise.
5242 (atomic_nand_fetch<mode>): Likewise.
5243 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5244 in sync with atomic version.
5245 (thumb1_subsi3_insn): Likewise.
5246 (thumb1_andsi3_insn): Likewise.
5247 (thumb1_iorsi3_insn): Likewise.
5248 (thumb1_xorsi3_insn): Likewise.
5250 2016-10-27 Nick Clifton <nickc@redhat.com>
5252 * plugin.c (register_plugin_info): Produce an error message if the
5253 plugin is not found in the hash table.
5255 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5257 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5260 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5263 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5264 define builtin functions from the bdesc_spe_predicates or
5265 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5266 the current compiler configuration.
5267 (paired_init_builtins): Modify loop to not define define builtin
5268 functions from the bdesc_paried_preds array if the builtin mask is
5269 not compatible with the current compiler configuration.
5270 (altivec_init_builtins): Modify loops to not define the
5271 __builtin_altivec_stxvl function nor the builtin functions from
5272 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5273 builtin mask is not compatible with the current compiler
5276 2016-10-26 Jeff Law <law@redhat.com>
5278 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5279 (gen_shl_and): Likewise.
5280 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5282 * config/mips/mips.c (mips16_constant_cost): Add missing
5284 (mips16_build_call_stub): Increase buffer size. Adjust
5287 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5289 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5290 INSN_UIDs for all insns in compact mode.
5291 (rtx_writer::print_rtx): Likewise.
5292 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5293 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5294 output to include INSN_UID.
5295 (selftest::test_uncond_jump): Likewise.
5297 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5299 * haifa-sched.c (call_used_regs_num): Rename to...
5300 (call_saved_regs_num): ...this.
5301 (fixed_regs_num): New variable.
5302 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5304 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5306 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5308 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5310 * print-rtl.c (outfile): Delete global.
5311 (sawclose): Likewise.
5313 (in_call_function_usage): Likewise.
5314 (flag_compact): Likewise.
5315 (flag_simple): Likewise.
5316 (rtx_writer::rtx_writer): New ctor.
5317 (print_rtx_operand_code_0): Convert to...
5318 (rtx_writer::print_rtx_operand_code_0): ...this.
5319 (print_rtx_operand_code_e): Convert to...
5320 (rtx_writer::print_rtx_operand_code_e): ...this.
5321 (print_rtx_operand_codes_E_and_V): Convert to...
5322 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5323 (print_rtx_operand_code_i): Convert to...
5324 (rtx_writer::print_rtx_operand_code_i): ...this.
5325 (print_rtx_operand_code_r): Convert to...
5326 (rtx_writer::print_rtx_operand_code_r): ...this.
5327 (print_rtx_operand_code_u): Convert to...
5328 (rtx_writer::print_rtx_operand_code_u): ...this.
5329 (print_rtx_operand): Convert to...
5330 (rtx_writer::print_rtx_operand): ...this.
5331 (print_rtx): Convert to...
5332 (rtx_writer::print_rtx): ...this.
5333 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5334 (debug_rtx): Likewise.
5335 (print_rtl): Convert to...
5336 (rtx_writer::print_rtl): ...this.
5337 (print_rtl): Reimplement in terms of class rtx_writer.
5338 (print_rtl_single): Rewrite in terms of class rtx_writer.
5339 (print_rtl_single_with_indent): Convert to..
5340 (rtx_writer::print_rtl_single_with_indent): ...this.
5341 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5342 * print-rtl.h (flag_compact): Delete decl.
5343 (class rtx_writer): New class.
5344 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5347 2016-10-26 Jeff Law <law@redhat.com>
5349 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5352 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5353 (check_if_valid_sleep_operand): Add missing fallthru comment.
5354 (arc_register_move_cost): Increase buffer size.
5355 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5357 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5359 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5360 comment. Add gcc_unreachable for path that should never happen.
5362 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5365 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5366 Martin Liska <mliska@suse.cz>
5369 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5370 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5371 on outer context if any.
5373 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5375 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5376 by increment rather than double it.
5377 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5378 emit a space before args[4].
5379 (END): Don't emit a space before with_arg.
5381 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5383 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5384 Baseline only alternatives to (i) hold store atomic success value in a
5385 return register rather than a scratch register, (ii) use a low register
5386 for it and to (iii) ensure the cbranchsi insn generated by the split
5387 respect the constraints of Thumb-1 cbranchsi4_insn and
5389 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5390 constraints must match those in atomic_compare_and_swap.
5391 (cbranchsi4_scratch): Likewise.
5393 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5395 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5396 variable. Add the new parameter to the insn generator. Set that
5397 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5398 return value from the negation of that parameter for Thumb-1, keeping
5399 the logic unchanged otherwise except for using bdst as the destination
5400 register of the compare_and_swap insn.
5401 (arm_split_compare_and_swap): Add explanation about how is the value
5402 returned to the function comment. Rename scratch variable to
5403 neg_bval. Adapt initialization of variables holding operands to the
5404 new operand numbers. Use return register to hold result of store
5405 exclusive for Thumb-1, scratch register otherwise. Construct the
5406 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5407 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5408 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5409 for strongly ordered compare_and_swap.
5410 * config/arm/predicates.md (cc_register_operand): New predicate.
5411 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5412 match_operand with the new predicate to accept either the CC flag or a
5413 destination register for the boolean return value, restricting it to
5414 CC flag only via constraint. Adapt operand numbers accordingly.
5416 2016-10-26 Jeff Law <law@redhat.com>
5418 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5420 * config/frv/frv.c (comparison_string): Do not fall through after
5423 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5425 (expand_one_builtin): Add missing break.
5427 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5428 (m32c_legitimate_address_p): Likewise.
5430 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5432 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5434 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5437 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5440 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5442 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5444 (rl78_asm_ctor_dtor): Increase buffer size.
5446 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5448 (xstormy16_asm_output_constructor): Likewise.
5450 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5453 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5454 comment to silence warning.
5456 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5457 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5460 2016-10-26 Michael Matz <matz@suse.de>
5462 PR tree-optimization/78060
5463 PR tree-optimization/78061
5464 PR tree-optimization/78088
5465 * tree-ssa-loop-split.c (easy_exit_values): New function.
5466 (tree_ssa_split_loops): Use it.
5467 (compute_new_first_bound): Change order of operations,
5468 fix invalid use of types.
5470 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5472 gen-pass-instances.awk is sensitive to the order in which
5473 passes are added; passes that appear later have to be added first.
5477 * config/avr/avr-passes.def: Swap order of directives for
5478 gen-pass-instances.awk.
5480 2016-10-25 Jeff Law <law@redhat.com>
5482 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5483 (vax_notice_update_cc): Likewise.
5485 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5487 * config.gcc (sparc*-*-solaris2*): Adjust.
5488 (sparc64-*-linux*): Likewise.
5489 * config/sparc/default-64.h: Rename to...
5490 * config/sparc/default64.h: ...this.
5491 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5493 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5494 * config/sparc/sparc.h: Minor tweaks.
5495 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5496 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5498 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5500 * input.c (fcache::file_patch): Add comment about lifetime.
5501 (selftest::cpp_reader_ptr): New class.
5502 (selftest::lexer_test): Convert m_parser from cpp_reader *
5503 to a cpp_reader_ptr, and move m_tempfile to after it.
5504 (selftest::lexer_test::lexer_test): Update for above reordering.
5505 (lexer_test::~lexer_test): Move cleanup of m_parser to
5506 cpp_reader_ptr's dtor.
5508 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5510 * toplev.c (toplev::main): Remove call to
5511 location_adhoc_data_fini.
5513 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5515 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5516 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5518 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5520 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5521 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5522 (test_basic_struct): Update for above renaming.
5523 (test_length): Likewise.
5524 (test_union): Likewise.
5525 (test_finalization): Likewise.
5526 (test_deletable_global): Likewise.
5527 (test_inheritance): Likewise.
5528 (test_chain_next): Likewise.
5529 (test_user_struct): Likewise.
5530 (test_tree_marking): Likewise.
5531 * selftest-run-tests.c (selftest::run_tests): Call
5532 selftest::forcibly_ggc_collect at the end of the selftests.
5533 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5535 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5538 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5539 * optabs.c (expand_vec_cond_expr): For comparison codes
5540 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5541 (expand_vec_cmp_expr): For comparison codes
5542 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5543 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5544 Add enum tree_code argument.
5545 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5547 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5548 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5550 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5551 NE_EXPR, attempt to use vcondeq_optab as fallback.
5552 * tree-vect-generic.c (expand_vector_comparison,
5553 expand_vector_divmod, expand_vector_condition): Adjust
5554 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5555 * tree-vect-stmts.c (vectorizable_condition,
5556 vectorizable_comparison): Likewise.
5557 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5558 check_bool_pattern, search_type_for_mask_1): Likewise.
5559 * expr.c (do_store_flag): Likewise.
5560 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5561 @code{vcondeq@var{m}@var{n}}): Document.
5562 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5565 2016-10-25 Jeff Law <law@redhat.com>
5567 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5569 (v850_output_aligned_bss): Add missing break.
5571 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5573 2016-10-25 Martin Liska <mliska@suse.cz>
5576 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5577 statements as they can also contain possibly a freeing call.
5579 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5580 Martin Liska <mliska@suse.cz>
5583 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5584 * ipa-icf.c (sem_function::get_hash): Add target optimization
5587 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5590 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5591 Remove partial overlap check for shift by 1.
5592 (ashldi3_neon): Likewise.
5594 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5596 * config/arm/constraints.md (Q constraint): Document its use for
5598 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5600 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5601 alternatives to allow any register when memory model matches Pf and
5602 thus lda is used, but only low registers otherwise. Use unpredicated
5603 output template for Thumb-1 targets.
5604 (atomic_store<mode>): Likewise for stl.
5605 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5606 whose output template does not have predication.
5607 (arm_load_acquire_exclusive<mode>): Likewise.
5608 (arm_load_exclusivesi): Likewise.
5609 (arm_load_acquire_exclusivesi): Likewise.
5610 (arm_store_release_exclusive<mode>): Likewise.
5611 (arm_store_exclusive<mode>): Use unpredicated output template for
5614 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5616 * internal-fn.def (LAUNDER): New internal function.
5617 * internal-fn.c (expand_LAUNDER): New function.
5619 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5620 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5622 New avr target pass to work around performance loss by PR fix.
5626 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5627 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5628 * config/avr/predicates.md (extend_operator): New.
5629 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5630 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5631 (make_avr_pass_casesi): New prototypes.
5632 * config/avr/avr.c (print-rtl.h): Include it.
5633 (pass_data avr_pass_data_casesi): Data for new pass.
5634 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5635 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5636 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5637 (avr_optimize_casesi): New functions.
5639 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5640 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5644 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5646 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5648 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5649 DW_AT_rvalue_reference attributes.
5651 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5653 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5654 * value-prof.c (stringop_block_profile): Fix a warning.
5656 2016-10-24 Martin Sebor <msebor@redhat.com>
5659 * builtins.c (string_length): New function.
5660 (c_strlen): Use string_length. Correctly handle wide strings.
5661 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5663 (target_int_max): Call target_max_value.
5664 (format_result::knownrange): New data member.
5665 (fmtresult::fmtresult): Define default constructor.
5666 (format_integer): Use it and set format_result::knownrange.
5667 Handle global constants.
5668 (format_floating_max): Add third argument.
5669 (format_floating): Recompute maximum value for %a for each argument.
5670 (get_string_length): Use fmtresult default ctor.
5671 (format_string): Set format_result::knownrange.
5672 (format_directive): Check format_result::knownrange.
5673 (add_bytes): Same. Correct caret placement in diagnostics.
5674 (pass_sprintf_length::compute_format_length): Set
5675 format_result::knownrange.
5676 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5678 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5680 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5681 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5683 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5686 * dwarf2out.c (file_table_relative_p): Remove.
5687 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5688 also for absolute paths.
5689 * doc/tm.texi: Update.
5690 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5691 * target.def (force_at_comp_dir): Remove hook.
5692 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5694 2016-10-24 Richard Biener <rguenther@suse.de>
5696 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5697 backedges when identifying the single predecessor to take
5698 conditional info from. Use SCEV to get at ranges for loop IVs.
5699 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5700 avoid false warning.
5702 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5705 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5706 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5707 (avr_address_tiny_absdata_p): New static function.
5708 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5709 it to determine validity of constant addresses.
5710 (avr_attribute_table) [absdata]: New variable attribute...
5711 (avr_handle_absdata_attribute): ...and handler.
5712 (avr_decl_absdata_p): New static function.
5713 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5714 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5715 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5717 2016-10-24 Richard Biener <rguenther@suse.de>
5719 PR tree-optimization/78076
5720 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5721 also on the loop tree root.
5723 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5725 * config/i386/i386.c (ix86_fold_builtin): Handle
5726 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5727 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5728 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5729 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5731 2016-10-24 Martin Liska <mliska@suse.cz>
5734 * opts.c (finish_options): Skip conditionally.
5736 2016-10-23 Martin Sebor <msebor@redhat.com>
5739 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5740 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5742 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5744 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5745 (enabled): Likewise.
5746 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5747 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5748 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5749 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5750 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5751 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5753 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5755 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5756 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5758 2016-10-21 Andrew Pinski <apinski@cavium.com>
5760 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5762 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5763 implementer_id to unsigned char.
5764 Change part_no to unsigned int.
5765 (AARCH64_BIG_LITTLE): New define.
5766 (INVALID_IMP): New define.
5767 (INVALID_CORE): New define.
5768 (cpu_data): Change the last element's implementer_id and part_no to
5770 (valid_bL_string_p): Rewrite to ..
5771 (valid_bL_core_p): this for integers instead of strings.
5772 (parse_field): New function.
5773 (contains_string_p): Rewrite to ...
5774 (contains_core_p): this for integers and only for the part_no.
5775 (host_detect_local_cpu): Rewrite handling of implementation and
5776 par num to be integers; simplifying the code.
5778 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5780 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5781 value range for pointers in more cases.
5783 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5785 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5786 Add extra argument to allow emitting the move immediate.
5787 Use add/sub with positive immediate.
5788 (aarch64_add_constant): Add inline function.
5789 (aarch64_add_sp): Likewise.
5790 (aarch64_sub_sp): Likewise.
5791 (aarch64_expand_prologue): Call aarch64_sub_sp.
5792 (aarch64_expand_epilogue): Call aarch64_add_sp.
5793 Decide when to leave out move.
5794 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5796 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5798 * config/aarch64/aarch64.c (aarch64_layout_frame):
5799 Align FP callee-saves.
5801 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5803 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5804 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5806 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5807 _rdseed64_step): Likewise.
5808 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5811 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5812 and tree-ssanames.h.
5813 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5814 with INTEGER_CST argument.
5815 (ix86_gimple_fold_builtin): New function.
5816 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5818 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5819 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5820 (ranges_table_allocated, ranges_table_in_use,
5821 ranges_by_label_allocated, ranges_by_label_in_use,
5822 RANGES_TABLE_INCREMENT): Removed.
5823 (add_ranges_num): Use vec_safe_push into ranges_table.
5824 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5825 (output_ranges): Adjust for ranges_table and ranges_by_label
5826 conversion from arrays to vec.
5827 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5828 conversion from arrays to vec.
5829 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5830 ranges_table_in_use, ranges_by_label_allocated and
5831 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5833 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5834 if needed. Re-add origin_die variable and its initialization.
5836 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5837 even for -fstack-reuse=none, or for volatile vars etc.
5839 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5841 * print-rtl-function.c (flag_compact): Move extern decl to...
5842 * print-rtl.h (flag_compact): ...here.
5843 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5844 (ASSERT_RTL_DUMP_EQ): New macro.
5845 (selftest::test_dumping_regs): New function.
5846 (selftest::test_dumping_insns): New function.
5847 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5849 (selftest::rtl_tests_c_tests): Call the new test functions.
5851 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5853 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5854 (outgoing_edges_match): Likewise.
5855 (try_crossjump_to_edge): Likewise.
5856 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5857 (rtl_tidy_fallthru_edge): Likewise.
5858 * rtl.h (tablejump_p): Adjust prototype.
5859 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5861 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5863 * rtl.h (label_ref_label): New function.
5864 (set_label_ref_label): New function.
5865 (LABEL_REF_LABEL): Delete.
5866 * alias.c (rtx_equal_for_memref_p): Adjust.
5867 * cfgbuild.c (make_edges): Likewise.
5868 (purge_dead_tablejump_edges): Likewise.
5869 * cfgexpand.c (convert_debug_memory_address): Likewise.
5870 * cfgrtl.c (patch_jump_insn): Likewise.
5871 * combine.c (distribute_notes): Likewise.
5872 * cse.c (hash_rtx_cb): Likewise.
5873 (exp_equiv_p): Likewise.
5874 (fold_rtx): Likewise.
5875 (check_for_label_ref): Likewise.
5876 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5877 (cselib_hash_rtx): Likewise.
5878 * emit-rtl.c (mark_label_nuses): Likewise.
5879 * explow.c (convert_memory_address_addr_space_1): Likewise.
5880 * final.c (output_asm_label): Likewise.
5881 (output_addr_const): Likewise.
5882 * gcse.c (add_label_notes): Likewise.
5883 * genconfig.c (walk_insn_part): Likewise.
5884 * genrecog.c (validate_pattern): Likewise.
5885 * ifcvt.c (cond_exec_get_condition): Likewise.
5886 (noce_emit_store_flag): Likewise.
5887 (noce_get_alt_condition): Likewise.
5888 (noce_get_condition): Likewise.
5889 * jump.c (maybe_propagate_label_ref): Likewise.
5890 (mark_jump_label_1): Likewise.
5891 (redirect_exp_1): Likewise.
5892 (rtx_renumbered_equal_p): Likewise.
5893 * lra-constraints.c (operands_match_p): Likewise.
5894 * print-rtl.c (print_value): Likewise.
5895 * reload.c (find_reloads): Likewise.
5896 * reload1.c (set_label_offsets): Likewise.
5897 * reorg.c (get_branch_condition): Likewise.
5898 * rtl-tests.c (test_uncond_jump): Likewise.
5899 * rtl.c (rtx_equal_p_cb): Likewise.
5900 (rtx_equal_p): Likewise.
5901 * rtlanal.c (reg_mentioned_p): Likewise.
5902 (rtx_referenced_p): Likewise.
5903 (get_condition): Likewise.
5904 * varasm.c (const_hash_1): Likewise.
5905 (compare_constant): Likewise.
5906 (const_rtx_hash_1): Likewise.
5907 (output_constant_pool_1): Likewise.
5909 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5912 * reload.c (find_valid_class_1): Allow regclass if atleast one
5913 regno in regclass is ok. Compute and use rclass size based on
5914 actually available regnos for mode in rclass.
5916 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5918 * config/sparc/sparc-modes.def (CCV): New.
5920 * config/sparc/predicates.md (v_comparison_operator): New.
5921 (icc_comparison_operator): Add support for CCV/CCXV.
5922 (xcc_comparison_operator): Likewise.
5923 * config/sparc/sparc.c (output_cbranch): Likewise.
5924 (sparc_print_operand): Likewise.
5925 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5926 (uaddvdi4): New expander.
5927 (addvdi4): Likewise.
5928 (uaddvdi4_sp32): New instruction.
5929 (addvdi4_sp32): Likewise.
5930 (uaddvsi4): New expander.
5931 (addvsi4): Likewise.
5932 (cmp_ccc_plus_sltu_set): New instruction.
5933 (cmp_ccv_plus): Likewise.
5934 (cmp_ccxv_plus): Likewise.
5935 (cmp_ccv_plus_set): Likewise.
5936 (cmp_ccxv_plus_set): Likewise.
5937 (cmp_ccv_plus_sltu_set): Likewise.
5938 (uaddvdi4): New expander.
5939 (subvdi4): Likewise.
5940 (usubdi4_sp32): New instruction.
5941 (subvdi4_sp32): Likewise.
5942 (usubvsi4): New expander.
5943 (subvsi4): Likewise.
5944 (cmpsi_minus_sltu_set): New instruction.
5945 (cmp_ccv_minus): Likewise.
5946 (cmp_ccxv_minus): Likewise.
5947 (cmp_ccv_minus_set): Likewise.
5948 (cmp_ccxv_minus_set): Likewise.
5949 (cmp_ccv_minus_sltu_set): Likewise.
5950 (unegvdi3): New expander.
5951 (negvdi3): Likewise.
5952 (unegdi3_sp32): New instruction.
5953 (negvdi3_sp32): Likewise.
5954 (unegvsi3): New expander.
5955 (negvsi3): Likewise.
5956 (cmp_ccc_neg_sltu_set): New instruction.
5957 (cmp_ccv_neg): Likewise.
5958 (cmp_ccxv_neg): Likewise.
5959 (cmp_ccv_neg_set): Likewise.
5960 (cmp_ccxv_neg_set): Likewise.
5961 (cmp_ccv_neg_sltu_set): Likewise.
5963 * tree-ssa-loop-split.c: Remove trailing spaces.
5964 * match.pd: Likewise.
5966 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5968 PR rtl-optimization/78038
5969 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5970 be deduced to set REG through the RTL structure.
5971 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5973 2016-10-21 Richard Biener <rguenther@suse.de>
5975 PR tree-optimization/78051
5976 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5977 and mark replaced if folding did something.
5979 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5981 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5982 and "protected" in visibility types.
5983 (rs6000_xcoff_declare_function_name): Fix formatting.
5984 (rs6000_xcoff_declare_object_name): Fix formatting.
5986 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5988 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5989 and IX86_BUILTIN_HUGE_VALQ here ...
5990 (ix86_expand_builtin): ... not here.
5992 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5994 * doc/gty.texi (for_user): Use @item next to @findex.
5996 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5999 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6000 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6001 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6002 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6003 __builtin_ia32_lzcnt_u16.
6004 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6005 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6006 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6007 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6008 (bmi_tzcnt_<mode>): New expander.
6009 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6010 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6011 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6012 (lzcnt_<mode>): New expander.
6013 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6014 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6015 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6016 (UINT64_FTYPE_UINT64): New.
6017 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6018 (__builtin_ia32_lzcnt_u16): New description.
6019 (__builtin_ia32_lzcnt_u32): Ditto.
6020 (__builtin_ia32_lzcnt_u64): Ditto.
6021 (__builtin_ctzs): Remove description.
6022 (__builtin_ia32_tzcnt_u16): New description.
6023 (__builtin_ia32_tzcnt_u32): Ditto.
6024 (__builtin_ia32_tzcnt_u64): Ditto.
6025 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6026 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6028 2016-10-20 Martin Liska <mliska@suse.cz>
6031 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6032 comparison with STMT_UID_NOT_IN_RANGE.
6033 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6036 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6038 * compare-elim.c (conforming_compare): Accept UNSPECs.
6039 (find_comparison_dom_walker::before_dom_children): Deal with
6040 instructions both using and killing the flags register.
6041 (equivalent_reg_at_start): New function extracted from...
6042 (try_eliminate_compare): ...here. Use it and add support for
6043 registers and UNSPECs as second operand of the compare.
6044 * config/visium/visium-modes.def (CCV): New.
6045 * config/visium/predicates.md (visium_v_comparison_operator): New.
6046 (visium_branch_operator): Deal with CCV mode.
6047 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6048 (output_cbranch): Likewise.
6049 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6050 (uaddv<mode>4): New expander.
6051 (addv<mode>4): Likewise.
6052 (add<mode>3_insn_set_carry): New instruction.
6053 (add<mode>3_insn_set_overflow): Likewise.
6054 (addsi3_insn_set_overflow): Likewise.
6055 (usubv<mode>4): New expander.
6056 (subv<mode>4): Likewise.
6057 (sub<mode>3_insn_set_carry): New instruction.
6058 (sub<mode>3_insn_set_overflow): Likewise.
6059 (subsi3_insn_set_overflow): Likewise.
6060 (unegv<mode>3): New expander.
6061 (negv<mode>3): Likewise.
6062 (neg<mode>2_insn_set_overflow): New instruction.
6063 (addv_tst<mode>): Likewise.
6064 (subv_tst<mode>): Likewise.
6065 (negv_tst<mode>): Likewise.
6066 (cbranch<mode>4_addv_insn): New splitter and instruction.
6067 (cbranch<mode>4_subv_insn): Likewise.
6068 (cbranch<mode>4_negv_insn): Likewise.
6070 2016-10-20 Richard Biener <rguenther@suse.de>
6072 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6073 Handle decls possibly not bound.
6074 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6075 nothing_id for decls that might not be bound if we are interested
6077 (get_constraint_for_component_ref): Deal with that.
6079 2016-10-20 Michael Matz <matz@suse.de>
6082 * common.opt (-fsplit-loops): New flag.
6083 * passes.def (pass_loop_split): Add.
6084 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6085 (enable_fdo_optimizations): Add loop splitting.
6086 * timevar.def (TV_LOOP_SPLIT): Add.
6087 * tree-pass.h (make_pass_loop_split): Declare.
6088 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6089 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6090 * tree-ssa-loop-split.c: New file.
6091 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6092 * doc/invoke.texi (fsplit-loops): Document.
6093 * doc/passes.texi (Loop optimization): Add paragraph about loop
6096 2016-10-20 Richard Biener <rguenther@suse.de>
6098 * cgraphunit.c (analyze_functions): Set node->definition to
6099 false to signal symbol removal to debug_hooks->late_global_decl.
6100 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6101 WPA signal symbol removal to the debuginfo machinery.
6102 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6103 using early_finised to guard the we're called for symbol
6104 removal case look at the symtabs definition flag.
6105 (gen_variable_die): Remove redundant check.
6107 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6109 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6111 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6113 PR tree-optimization/53979
6114 * match.pd ((a ^ b) | a -> a | b): New pattern.
6116 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6118 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6119 config/pa/pa64-hpux-lib.h.
6120 (PA_CRTBEGIN_HACK): Likewise.
6121 (DTOR_LIST_BEGIN): Likewise.
6123 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6125 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6126 register only if "in" and "out" are different registers.
6128 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6130 * omp-low.c (pass_oacc_device_lower::gate): New method.
6131 (execute): Always call execute_oacc_device_lower.
6133 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6135 PR tree-optimization/77916
6136 PR tree-optimization/77937
6137 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6139 (insert_initializers): Requirement of initializer for -1 should be
6140 based on pointer-typedness of the candidate basis.
6142 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6144 PR tree-optimization/78005
6145 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6146 upper (included) bound for niters of prolog loop.
6147 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6148 Compute niters of scalar loop above which vectorized loop is
6149 preferred, as well as the upper (included) bound for the niters.
6150 (vect_do_peeling): Record niter bound for loops accordingly.
6152 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6155 * tree-core.h (enum tree_index): Put the complex types after their
6157 * tree-streamer.c (verify_common_node_recorded): New function.
6158 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6160 2016-10-19 Martin Liska <mliska@suse.cz>
6162 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6163 Replace NULL with false as a return value.
6165 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6167 PR tree-optimization/78024
6168 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6169 don't clear BB_VISITED after processing.
6171 2016-10-19 Richard Biener <rguenther@suse.de>
6173 * domwalk.c (dom_walker::walk): Use RPO order.
6175 2016-10-19 Richard Biener <rguenther@suse.de>
6177 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6179 (evrp_dom_walker::~evrp_dom_walker): Free it.
6180 (evrp_dom_walker::stmts_to_remove): Add.
6181 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6182 whose output we fully propagate for removal. Propagate
6183 into BB destination PHI arguments.
6184 (execute_early_vrp): Remove queued stmts. Dump value ranges
6185 before stmt removal.
6187 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6189 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6190 * passes.def: Add two instances of pass_walloca.
6191 * tree-pass.h (make_pass_walloca): New.
6192 * gimple-ssa-warn-alloca.c: New file.
6193 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6194 -Wvla-larger-than= options.
6196 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6198 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6199 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6201 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6203 * config/rs6000/altivec.h (vec_xl_len): New macro.
6204 (vec_xst_len): New macro.
6205 (vec_cmpnez): New macro.
6206 (vec_cntlz_lsbb): New macro.
6207 (vec_cnttz_lsbb): New macro.
6208 (vec_xlx): New macro.
6209 (vec_xrx): New macro.
6210 (vec_all_nez): New C++ predicate template.
6211 (vec_any_eqz): New C++ predicate template.
6212 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6213 conditional compilation.
6214 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6215 conditional compilation.
6216 (vec_all_nez): New macro.
6217 (vec_any_eqz): New macro.
6218 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6220 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6222 * config/rs6000/vector.md (VI): Moved this mode iterator
6223 definition from altivec.md to vector.md.
6224 (UNSPEC_NEZ_P): New value.
6225 (vector_ne_<mode>_p): New expansion for implementation of
6226 vec_all_ne and vec_any_eq built-in functions.
6227 (vector_nez_<mode>_p): New expansion for implementation of
6228 vec_all_nez and vec_any_eqz built-in functions.
6229 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6230 and vec_any_eq built-in function.
6231 (cr6_test_for_zero): New commentary to explain this expansion.
6232 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6233 (cr6_test_for_lt): New commentary to explain this expansion.
6234 (cr6_test_for_lt_reverse): New commentary to explain this
6236 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6237 overloaded function prototypes for vec_all_ne, vec_all_nez,
6238 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6239 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6241 (altivec_resolve_overloaded_builtin): Modify the handling of
6242 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6243 the compiler is configured to support TARGET_P9_VECTOR.
6244 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6245 to explain the special processing that is given to predicate
6246 built-ins introduced using this macro.
6247 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6248 the special processing given to predicate built-ins introduced
6250 (BU_VSX_P): Likewise.
6251 (BU_P8V_AV_P): Likewise.
6252 (BU_P9V_AV_P): Likewise.
6253 (BU_P9V_AV_X): New macro.
6254 (BU_P9V_64BIT_AV_X): New macro.
6255 (BU_P9V_VSX_3): New macro.
6256 (BU_P9V_OVERLOAD_P): New macro.
6257 (LXVL): New BU_P9V_64BIT_VSX_2.
6258 (VEXTUBLX): New BU_P9V_AV_2.
6259 (VEXTUBRX): Likewise.
6260 (VEXTUHLX): Likewise.
6261 (VEXTUHRX): Likewise.
6262 (VEXTUWLX): Likewise.
6263 (VEXTUWRX): Likewise.
6264 (STXVL): New BU_P9V_64BIT_AV_X.
6265 (VCLZLSBB): New BU_P9V_AV_1.
6266 (VCTZLSBB): Likewise.
6267 (CMPNEB): New BU_P9V_AV_2.
6272 (VCMPNEB_P): New BU_P9V_AV_P.
6273 (VCMPNEH_P): Likewise.
6274 (VCMPNEW_P): Likewise.
6275 (VCMPNED_P): Likewise.
6276 (VCMPNEFP_P): Likewise.
6277 (VCMPNEDP_P): Likewise.
6278 (CMPNEZB): New BU_P9V_AV_2.
6279 (CMPNEZH): Likewise.
6280 (CMPNEZW): Likewise.
6281 (VCMPNEZB_P): New BU_P9V_AV_P.
6282 (VCMPNEZH_P): Likewise.
6283 (VCMPNEZW_P): Likewise.
6284 (LXVL): New BU_P9V_OVERLOAD_2.
6285 (STXVL): New BU_P9V_OVERLOAD_3.
6286 (VEXTULX): New BU_P9V_OVERLOAD_2.
6287 (VEXTURX): Likewise.
6289 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6290 (VCMPNE_P): Likewise.
6291 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6292 (VCTZLSBB): Likewise.
6293 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6294 comment to explain mode used for scratch register.
6295 (altivec_expand_stxvl_builtin): New function.
6296 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6297 (altivec_init_builtins): Add initialized variable
6298 void_ftype_v16qi_pvoid_long and use this type to define the
6299 built-in function __builtin_altivec_stxvl.
6300 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6301 (UNSPEC_STXVL): New value.
6302 (UNSPEC_VCLZLSBB): New value.
6303 (UNSPEC_VCTZLSBB): New value.
6304 (UNSPEC_VEXTUBLX): New value.
6305 (UNSPEC_VEXTUHLX): New value.
6306 (UNSPEC_VEXTUWLX): New value.
6307 (UNSPEC_VEXTUBRX): New value.
6308 (UNSPEC_VEXTUHRX): New value.
6309 (UNSPEC_VEXTUWRX): New value.
6310 (UNSPEC_VCMPNEB): New value.
6311 (UNSPEC_VCMPNEZB): New value.
6312 (UNSPEC_VCMPNEH): New value.
6313 (UNSPEC_VCMPNEZH): New value.
6314 (UNSPEC_VCMPNEW): New value.
6315 (UNSPEC_VCMPNEZW): New value.
6316 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6317 vector of integer modes.
6318 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6319 vector of float or double modes.
6320 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6322 (lxvl): New expand for load VSX vector with length.
6323 (*lxvl): New insn for load VSX vector with length.
6324 (stxvl): New expand for store VSX vector with length.
6325 (*stxvl): New insn for store VSX vector with length.
6326 (vcmpneb): New insn for vector of byte compare not equal.
6327 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6328 (vcmpneh): New insn for vector of half word compare not equal.
6329 (vcmpnezh): New insn for vector of half word compare not equal or
6331 (vcmpnew): New insn for vector of word compare not equal.
6332 (vcmpne<VSs>): New insn for vector of float or double compare not
6334 (vcmpnezw): New insn for vector of word compare not equal or zero.
6335 (vclzlsbb): New insn for vector count leading zero
6336 least-significant bits byte.
6337 (vctzlsbb): New insn for vector count trailing zero least
6338 signficant bits byte.
6339 (vextublx): New insn for vector extract unsigned byte left
6341 (vextubrx): New insn for vector extract unsigned byte right
6343 (vextuhlx): New insn for vector extract unsigned half word left
6345 (vextuhrx): New insn for vector extract unsigned half word right
6347 (vextuwlx): New insn for vector extract unsigned word left
6349 (vextuwrx): New insn for vector extract unsigned word right
6351 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6352 clarify intent of this constant.
6353 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6354 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6355 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6356 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6357 and vec_xrx functions.
6359 2016-10-18 Andrew Pinski <apinski@cavium.com>
6362 * predict.c (is_exit_with_zero_arg): New function.
6363 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6366 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6369 * config/i386/i386.c (legitimize_tls_address)
6370 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6371 convert dest to Pmode if different than Pmode.
6373 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6375 PR tree-optimization/77916
6376 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6377 stopgap fix, as pointers with -1 increment are still broken.
6379 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6381 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6382 mapping class decoration from here...
6383 (rs6000_xcoff_encode_section): ...to here.
6385 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6386 if shrink-wrapping and optimizing for speed.
6388 2016-10-18 Richard Biener <rguenther@suse.de>
6390 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6391 not visited but non-executable predecessors. Return taken edge.
6392 Simplify conditions and refactor propagation vs. folding step.
6394 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6396 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6397 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6398 (rs6000_get_separate_components): Assert we do not have those
6399 strategies selected.
6401 2016-10-18 Richard Biener <rguenther@suse.de>
6403 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6404 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6406 (substitute_and_fold_dom_walker): Adjust constructor.
6407 (substitute_and_fold_dom_walker::before_dom_children): Remove
6408 do_dce flag and handling (always true).
6409 (substitute_and_fold): Likewise.
6410 * tree-vrp.c (vrp_finalize): Adjust.
6411 (execute_early_vrp): Remove final BB_VISITED clearing.
6412 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6413 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6414 * ira.c (ira): Call clear_bb_flags.
6416 2016-10-18 Richard Biener <rguenther@suse.de>
6418 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6419 get at the operand to look at with TREE_OPERAND for generic
6422 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6424 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6426 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6427 (write_test_expr): Use rtx_reader_ptr for calls to
6429 (write_attr_value): Likewise.
6430 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6431 call to print_md_ptr_loc.
6432 (write_one_condition): Likewise for calls to print_c_condition.
6433 * genconstants.c: Include "statistics.h" and "vec.h".
6434 (main): Update for conversion to member functions.
6435 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6436 call to print_md_ptr_loc.
6437 * genenums.c: Include "statistics.h" and "vec.h".
6438 (main): Update for conversion of traverse_enum_types to a method.
6439 * genmddeps.c: Include "statistics.h" and "vec.h".
6440 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6442 * genpreds.c (write_predicate_subfunction): Likewise.
6443 (write_predicate_expr): Likewise for calls to print_c_condition.
6444 * genrecog.c (print_test): Likewise.
6445 * gensupport.c (process_rtx): Likewise for calls to
6446 copy_md_ptr_loc and join_c_conditions.
6447 (alter_test_for_insn): Likewise for call to join_c_conditions.
6448 (process_substs_on_one_elem): Likewise.
6449 (gen_mnemonic_setattr): Update for move of string_obstack to a
6450 field of rtx_reader.
6451 (mnemonic_htab_callback): Likewise. Fix formatting.
6452 (gen_mnemonic_attr): Likewise.
6453 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6454 to print_c_condition.
6455 * read-md.c: Include "statistics.h" and "vec.h".
6456 (string_obstack): Convert this global to field "m_string_obstack"
6457 of class rtx_reader.
6458 (ptr_locs): Likewise, as "m_ptr_locs".
6459 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6460 (joined_conditions): Likewise, as "m_joined_conditions".
6461 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6462 (md_constants): Likewise, as "m_md_constants".
6463 (enum_types): Likewise, as "m_enum_types".
6464 (set_md_ptr_loc): Convert to...
6465 (rtx_reader::set_md_ptr_loc): ...member function.
6466 (get_md_ptr_loc): Convert to...
6467 (rtx_reader::get_md_ptr_loc): ...member function.
6468 (copy_md_ptr_loc): Convert to...
6469 (rtx_reader::copy_md_ptr_loc): ...member function.
6470 (fprint_md_ptr_loc): Convert to...
6471 (rtx_reader::fprint_md_ptr_loc): ...member function.
6472 (print_md_ptr_loc): Convert to...
6473 (rtx_reader::print_md_ptr_loc): ...member function.
6474 (join_c_conditions): Convert to...
6475 (rtx_reader::join_c_conditions): ...member function.
6476 (fprint_c_condition): Convert to...
6477 (rtx_reader::fprint_c_condition): ...member function.
6478 (print_c_condition): Convert to...
6479 (rtx_reader::print_c_condition): ...member function.
6480 (read_name): Convert to...
6481 (rtx_reader::read_name): ...member function.
6482 (read_escape): Convert to...
6483 (rtx_reader::read_escape): ...member function.
6484 (read_quoted_string): Convert to...
6485 (rtx_reader::read_quoted_string): ...member function.
6486 (read_braced_string): Convert to...
6487 (rtx_reader::read_braced_string): ...member function.
6488 (read_string): Convert to...
6489 (rtx_reader::read_string): ...member function.
6490 (read_skip_construct): Convert to...
6491 (rtx_reader::read_skip_construct): ...member function.
6492 (handle_constants): Convert to...
6493 (rtx_reader::handle_constants): ...member function.
6494 (traverse_md_constants): Convert to...
6495 (rtx_reader::traverse_md_constants): ...member function.
6496 (handle_enum): Convert to...
6497 (rtx_reader::handle_enum): ...member function.
6498 (lookup_enum_type): Convert to...
6499 (rtx_reader::lookup_enum_type): ...member function.
6500 (traverse_enum_types): Convert to...
6501 (rtx_reader::traverse_enum_types): ...member function.
6502 (rtx_reader::rtx_reader): Move initializations
6503 of various former global data from rtx_reader::read_md_files to
6504 here, as fields, along with the call to unlock_std_streams.
6505 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6507 (rtx_reader::read_md_files): Move initializations of various
6508 global data from here to the ctor.
6509 * read-md.h (read_name): Convert to...
6510 (rtx_reader::read_name): ...member function.
6511 (rtx_reader::read_escape): New method decl.
6512 (read_quoted_string): Convert to...
6513 (rtx_reader::read_quoted_string): ...member function.
6514 (rtx_reader::read_braced_string): New method decl.
6515 (read_string): Convert to...
6516 (rtx_reader::read_string): ...member function.
6517 (rtx_reader::read_skip_construct): New method decl.
6518 (rtx_reader::set_md_ptr_loc): New method decl.
6519 (rtx_reader::get_md_ptr_loc): New method decl.
6520 (copy_md_ptr_loc): Convert to...
6521 (rtx_reader::copy_md_ptr_loc): ...member function.
6522 (fprint_md_ptr_loc): Convert to...
6523 (rtx_reader::fprint_md_ptr_loc): ...member function.
6524 (print_md_ptr_loc): Convert to...
6525 (rtx_reader::print_md_ptr_loc): ...member function.
6526 (rtx_reader::lookup_enum_type): New method decl.
6527 (rtx_reader::traverse_enum_types): New method decl.
6528 (rtx_reader::handle_constants): New method decl.
6529 (traverse_md_constants): Convert to...
6530 (rtx_reader::traverse_md_constants): ...member function.
6531 (rtx_reader::handle_enum): New method decl.
6532 (rtx_reader::join_c_conditions): New method decl.
6533 (fprint_c_condition): Convert to...
6534 (rtx_reader::fprint_c_condition): ...member function.
6535 (print_c_condition): Convert to...
6536 (rtx_reader::print_c_condition): ...member function.
6537 (rtx_reader::apply_iterator_to_string): New method decl.
6538 (rtx_reader::copy_rtx_for_iterators): New method decl.
6539 (rtx_reader::read_conditions): New method decl.
6540 (rtx_reader::record_potential_iterator_use): New method decl.
6541 (rtx_reader::read_mapping): New method decl.
6542 (rtx_reader::read_rtx): New method decl.
6543 (rtx_reader::read_rtx_code): New method decl.
6544 (rtx_reader::read_rtx_operand): New method decl.
6545 (rtx_reader::read_nested_rtx): New method decl.
6546 (rtx_reader::read_rtx_variadic): New method decl.
6547 (rtx_reader::get_string_obstack): New method.
6548 (rtx_reader::get_md_constants): New method.
6549 (string_obstack): Convert global variable decl to...
6550 (rtx_reader::m_string_obstack): ...this new field.
6551 (rtx_reader::m_ptr_locs): New field.
6552 (rtx_reader::m_ptr_loc_obstack): New field.
6553 (rtx_reader::m_joined_conditions): New field.
6554 (rtx_reader::m_joined_conditions_obstack): New field.
6555 (rtx_reader::m_md_constants): New field.
6556 (rtx_reader::m_enum_types): New field.
6557 * read-rtl.c (apply_iterator_to_string): Convert to...
6558 (rtx_reader::apply_iterator_to_string): ...member function.
6559 (copy_rtx_for_iterators): Convert to...
6560 (rtx_reader::copy_rtx_for_iterators): ...member function.
6561 (add_condition_to_string): Use rtx_reader_ptr for
6562 calls join_c_conditions.
6563 (apply_iterators): Use rtx_reader_ptr for calls to
6564 join_c_conditions and copy_rtx_for_iterators.
6565 (read_conditions): Convert to...
6566 (rtx_reader::read_conditions): ...member function.
6567 (record_potential_iterator_use): Convert to...
6568 (rtx_reader::record_potential_iterator_use): ...member function.
6569 (read_mapping): Convert to...
6570 (rtx_reader::read_mapping): ...member function.
6571 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6572 (read_rtx): Convert to...
6573 (rtx_reader::read_rtx): ...member function.
6574 (read_rtx_code): Convert to...
6575 (rtx_reader::read_rtx_code): ...member function.
6576 (read_rtx_operand): Convert to...
6577 (rtx_reader::read_rtx_operand): ...member function. Update for move
6578 of string_obstack to a field.
6579 (read_nested_rtx): Convert to..
6580 (rtx_reader::read_nested_rtx): ...member function.
6581 (read_rtx_variadic): Convert to..
6582 (rtx_reader::read_rtx_variadic): ...member function.
6584 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6586 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6588 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6590 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6591 for pointer type too.
6592 (ipcp_update_vr): set_ptr_nonnull for pointer.
6594 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6596 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6597 pt_solution_singleton_p.
6598 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6599 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6600 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6601 pointer nonnull computed by VRP.
6602 Also Conservatively set pt.null to 1.
6603 (pt_solution_reset): Conservatively set pt.null to 1.
6604 (pt_solution_singleton_or_null_p): Renamed from
6605 pt_solution_singleton_p.
6606 * tree-ssanames.h (set_ptr_nonnull): Declare.
6607 (get_ptr_nonnull): Likewise.
6608 * tree-ssanames.c (set_ptr_nonnull): New.
6609 (get_ptr_nonnull): Likewise.
6610 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6611 (evrp_dom_walker::before_dom_children): Likewise.
6613 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6615 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6616 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6617 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6618 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6619 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6620 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6621 (rs6000_option_override_internal): Clear it if ABI_AIX.
6622 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6623 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6625 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6627 * gimple-ssa-strength-reduction.c (record_increment): Remove
6630 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6632 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6633 that the result is non-zero if it is true.
6634 (maybe_expand_shift): New wrapper around expand_shift_1.
6635 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6637 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6639 PR tree-optimization/77916
6640 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6641 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6643 (record_increment): Increments of -1 for unknown strides just use
6644 a multiply initializer like other negative values.
6645 (analyze_increments): Remove stopgap solution for -1 increment
6646 applied to pointer arithmetic.
6648 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6650 * dominance.c (dom_info::dom_info): Add new constructor for region
6651 which is vector of basic blocks.
6652 (dom_init): New method to initialize members common for both
6654 (dom_info::dom_info): Invoke dom_init for partial initialization.
6655 (dom_info::get_idom): Add check to corner cases on basic blocks which
6657 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6658 to detect unreachable bbs.
6659 (dom_info::calc_idoms): Likewise.
6660 (compute_dom_fast_query_in_region): New function.
6661 (calculate_dominance_info_for_region): Likewise.
6662 (free_dominance_info_for_region): Likewise.
6663 * dominance.h: Add prototypes for introduced region-based functions
6664 * tree-if-conv.c (build_region): New function.
6665 (if_convertible_loop_p_1): Invoke local version of post-dominators
6666 calculation before basic block predication with subsequent freeing
6667 post-dominator info.
6668 (tree_if_conversion): Remove free of post-dominator info
6669 (pass_if_conversion::execute): Delete detection of infinite loops
6670 and fake edges to exit block since post-dominator calculation is
6671 performed per if-converted loop only.
6673 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6676 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6677 register explicitly.
6678 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6679 optimizing for size.
6681 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6683 * config/aarch64/aarch64.c: Delete inclusion of
6684 cortex-a57-fma-steering.h.
6685 (aarch64_override_options): Delete call
6686 to aarch64_register_fma_steering.
6687 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6688 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6689 * config/aarch64/aarch64-passes.def: New file.
6690 * config/aarch64/cortex-a57-fma-steering.c
6691 (aarch64_register_fma_steering): Delete definition.
6692 (make_pass_fma_steering): Remove static qualifier.
6693 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6694 (cortex-a57-fma-steering.o): Remove dependency on
6695 cortex-a57-fma-steering.h.
6697 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6699 * explow.c (validize_mem): Do not modify the argument in-place.
6701 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6703 * tree-streamer.c (record_common_node): Explicitly list expected
6706 2016-10-17 Richard Biener <rguenther@suse.de>
6708 PR tree-optimization/77988
6709 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6711 2016-10-17 Marek Polacek <polacek@redhat.com>
6713 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6715 2016-10-17 Richard Biener <rguenther@suse.de>
6717 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6720 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6722 PR tree-optimization/71636
6723 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6725 2016-10-17 Richard Biener <rguenther@suse.de>
6727 * gimplify.c (gimplify_function_tree): Do not move the outer
6730 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6732 * langhooks.h (struct lang_hooks_for_decls): Remove
6733 function_decl_explicit_p, function_decl_deleted_p and
6734 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6735 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6736 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6737 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6738 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6739 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6740 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6741 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6742 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6743 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6744 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6745 * dwarf2out.c (gen_subprogram_die): Use
6746 lang_hooks.decls.decl_dwarf_attribute instead of
6747 lang_hooks.decls.function_decl_*.
6749 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6753 * common.opt (-ftrampolines): New option.
6754 * doc/invoke.texi (Code Gen Options): Document it.
6755 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6756 * doc/tm.texi: Regenerate.
6757 * builtins.def: Add init_descriptor and adjust_descriptor.
6758 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6759 on platforms with descriptors.
6760 (expand_builtin_init_descriptor): New function.
6761 (expand_builtin_adjust_descriptor): Likewise.
6762 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6763 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6764 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6765 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6766 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6767 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6768 (expand_call): Likewise. Move around call to prepare_call_address
6769 and pass all flags to it.
6770 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6771 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6772 (gimple_call_set_by_descriptor): New setter.
6773 (gimple_call_by_descriptor_p): New getter.
6774 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6775 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6776 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6777 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6778 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6779 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6780 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6781 * target.def (custom_function_descriptors): New POD hook.
6782 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6783 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6784 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6785 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6786 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6787 (build_common_builtin_nodes): Initialize init_descriptor and
6789 * tree-nested.c: Include target.h.
6790 (struct nesting_info): Add 'any_descr_created' field.
6791 (get_descriptor_type): New function.
6792 (lookup_element_for_decl): New function extracted from...
6793 (create_field_for_decl): Likewise.
6794 (lookup_tramp_for_decl): ...here. Adjust.
6795 (lookup_descr_for_decl): New function.
6796 (convert_tramp_reference_op): Deal with descriptors.
6797 (build_init_call_stmt): New function extracted from...
6798 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6799 * defaults.h (FUNCTION_ALIGNMENT): Define.
6800 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6801 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6802 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6803 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6804 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6806 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6808 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6809 constants in CONST_VECTORs.
6811 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6813 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6814 register as destination of bmask.
6815 (vector_init_bshuffle): Likewise.
6816 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6817 (bmaskdi_vis): Enable only in 64-bit mode.
6819 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6821 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6822 make LR a separately shrink-wrapped component unless savres_strategy
6823 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6824 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6825 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6827 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6829 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6830 and keep looping on failure.
6832 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6834 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6836 (print_rtx_function): Update example in comment for...
6837 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6838 non-virtual pseudos with a '%' sigil followed by the regno, offset
6839 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6840 pseudo is dumped as "%0".
6842 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6845 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6848 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6850 * config/sparc/sparc-passes.def: New file.
6851 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6852 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6853 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6855 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6857 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6858 loop peel to loops with exit test at the beginning.
6860 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6862 PR rtl-optimization/68212
6863 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6864 frequency when computing scale factor for peeled copies.
6865 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6866 values for switch/peel blocks/edges.
6868 2016-10-14 Pedro Alves <palves@redhat.com>
6870 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6872 2016-10-14 Catherine Moore <clm@codesourcery.com>
6874 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6875 micromips_globals to zero.
6877 2016-10-14 Richard Biener <rguenther@suse.de>
6879 PR tree-optimization/77979
6880 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6881 in the equivalency sets.
6882 (compare_names): Likewise.
6884 2016-10-14 Martin Liska <mliska@suse.cz>
6886 * builtins.h(target_char_cst_p): Declare the function.
6887 * builtins.c (fold_builtin_memchr): Remove.
6888 (target_char_cst_p): Move the function from gimple-fold.c.
6889 (fold_builtin_3): Do not call the function.
6890 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6891 (gimple_fold_builtin): Call the function.
6892 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6894 2016-10-14 Martin Liska <mliska@suse.cz>
6896 * builtins.c (fold_builtin_strcmp): Remove function.
6897 (fold_builtin_strncmp): Likewise.
6898 (fold_builtin_2): Remove call of the function.
6899 (fold_builtin_3): Likewise.
6900 * fold-const-call.c (fold_const_call): Add constant folding
6901 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6902 * fold-const-call.h (build_cmp_result): Declare the function.
6903 * gimple-fold.c (gimple_load_first_char): New function.
6904 (gimple_fold_builtin_string_compare): Likewise.
6905 (gimple_fold_builtin): Call the function.
6907 2016-10-14 Nathan Sidwell <nathan@acm.org>
6909 * gcov-io.c (gcov_open): Deconstify 'mode'.
6911 2016-10-14 Martin Liska <mliska@suse.cz>
6913 * fold-const.c (c_getstr): Support of properly \0-terminated
6914 string constants. New argument is added.
6915 * fold-const.h: New argument is added.
6917 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6919 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6921 (aarch64_print_hint_for_core): Likewise.
6922 (aarch64_print_hint_for_arch): Likewise.
6923 (aarch64_validate_march): Use it. Fix indentation in type signature.
6924 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6925 (aarch64_validate_mtune): Likewise.
6926 (aarch64_handle_attr_arch): Likewise.
6927 (aarch64_handle_attr_cpu): Likewise.
6928 (aarch64_handle_attr_tune): Likewise.
6930 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6932 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6935 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6937 * config/m68k/m68k.c (m68k_option_override): Check
6938 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6939 instead of stack_limit_rtx.
6941 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6943 * dwarf2out.c (gen_member_die): Handle inline static data member
6946 2016-10-13 Nathan Sidwell <nathan@acm.org>
6948 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6949 gcov_var.mode. Remove unnecessary fstat.
6951 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6954 * function.c (thread_prologue_and_epilogue_insns): Call all
6955 make_*logue_seq in the same order as traditional. Call them
6956 all a second time if shrink_wrapped_separate.
6958 2016-10-13 Marek Polacek <polacek@redhat.com>
6960 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6961 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6964 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6966 PR tree-optimization/77937
6967 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6968 to infinite when we have a pointer with an increment of -1.
6970 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6972 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6974 * memmodel.h: This file.
6975 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6976 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6977 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6978 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6979 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6980 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6981 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6982 compare-elim.c, config/aarch64/aarch64-builtins.c,
6983 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6984 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6985 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6986 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6987 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6988 config/darwin.c, config/epiphany/epiphany.c,
6989 config/epiphany/mode-switch-use.c,
6990 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6991 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6992 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6993 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6994 config/m68k/m68k.c, config/mcore/mcore.c,
6995 config/microblaze/microblaze.c, config/mmix/mmix.c,
6996 config/mn10300/mn10300.c, config/moxie/moxie.c,
6997 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6998 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6999 config/nds32/nds32-memory-manipulation.c,
7000 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7001 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7002 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7003 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7004 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7005 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7006 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7007 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7008 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7009 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7010 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7011 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7012 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7013 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7014 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7015 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7016 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7017 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7018 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7019 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7020 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7021 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7022 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7023 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7024 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7025 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7026 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7027 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7028 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7029 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7030 var-tracking.c, varasm.c: Include memmodel.h.
7031 * genattrtab.c (write_header): Include memmodel.h in generated file.
7032 * genautomata.c (main): Likewise.
7033 * gengtype.c (open_base_files): Likewise.
7034 * genopinit.c (main): Likewise.
7035 * genconditions.c (write_header): Include memmodel.h earlier in
7037 * genemit.c (main): Likewise.
7038 * genoutput.c (output_prologue): Likewise.
7039 * genpeep.c (main): Likewise.
7040 * genpreds.c (write_insn_preds_c): Likewise.
7041 * genrecog.c (write_header): Likewise.
7042 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7044 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7046 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7047 for new "compact" param of print_rtx_function. Check for "cinsn"
7049 * print-rtl-function.c (flag_compact): New decl.
7050 (print_rtx_function): Add param "compact" and use it to set
7051 flag_compact, adding a description of the effect to the leading
7052 comment, and updating the example output.
7053 * print-rtl.c (flag_compact): New variable.
7054 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7056 (print_rtx_operand_code_i): When printing source locations, wrap
7057 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7058 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7059 virtuals in compact mode.
7060 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7061 apart from in LABEL_REFs.
7062 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7063 Don't print basic block ids in compact mode.
7064 (print_rtx): In compact mode, prefix the code of insns with "c",
7065 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7066 * print-rtl.h (print_rtx_function): Add "compact" param.
7068 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7070 * arm.h (TARGET_VFP): Delete.
7071 (TARGET_VFPD32): Remove references to TARGET_VFP.
7072 (TARGET_VFP3, TARGET_VFP5): Likewise.
7073 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7074 (TARGET_NEON_FP16): Likewise.
7075 (TARGET_FMA): Likewise.
7076 (TARGET_CRYPTO): Likewise.
7077 (TARGET_NEON): Likewise.
7078 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7079 (FUNCTION_ARG_REGNO_P): Likewise.
7080 * arm.c (arm_option_check_internal): Likewise.
7081 (arm_option_override): Likewise.
7082 (use_return_insn): Likewise.
7083 (arm_function_value_regno_p): Likewise.
7084 (arm_apply_result_size): Likewise.
7085 (use_vfp_abi): Likewise.
7086 (arm_legitimate_address_outer_p): Likewise.
7087 (thumb2_legitimate_address_p): Likewise.
7088 (arm_legitimate_index_p): Likewise.
7089 (thumb2_legitimate_index_p): Likewise.
7090 (arm_legitimate_address): Likewise.
7091 (arm_get_vfp_saved_size): Likewise.
7092 (arm_emit_vfp_multi_reg_pop): Likewise.
7093 (arm_get_frame_offsets): Likewise.
7094 (arm_save_coproc_regs): Likewise.
7095 (arm_hard_regno_mode_ok): Likewise.
7096 (arm_expand_epilogue_apcs_frame): Likewise.
7097 (arm_expand_epilogue): Likewise.
7098 (arm_file_start): Likewise.
7099 (arm_conditional_register_usage): Likewise.
7100 (arm_validize_comparison): Use vfp_compare_operand directly.
7101 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7102 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7104 (arm_atomic_assign_expand_fenv): Likewise.
7105 * arm.md (divsf3): Likewise.
7106 (arm_negsi2): Likewise.
7108 (arm_movdi): Likewise.
7109 (arm_movt): Likewise.
7110 (cbranchsf4): Change predicate to vfp_compare_operand.
7111 (cbranchdf4): Change predicate to vfp_compare_operand.
7112 (cstorehf4): Change predicate to vfp_compare_operand.
7113 (cstoresf4): Change predicate to vfp_compare_operand.
7114 (cstoredf4): Change predicate to vfp_compare_operand.
7115 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7116 (movhi_insn_arch4, movhi_bytes): Likewise.
7117 * constraints.md (Dt): Likewise.
7119 * iterators.md (SDF): Likewise.
7120 * predicates.md (arm_float_compare_operand): Delete.
7121 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7123 (const_double_vcvt_power_of_two): Likewise.
7124 * thumb2.md thumb2_movsi_insn): Likewise.
7125 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7126 (movhf_vfp): Likewise.
7127 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7128 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7129 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7130 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7131 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7132 (subsf3_vfp, divsf3_vfp): Likewise.
7133 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7134 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7135 (mulsf3negsfsubsf_vfp): Likewise.
7136 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7137 (floatunssisf2, sqrtsf2_vfp): Likewise.
7138 (movcc_vfp): Likewise.
7139 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7140 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7141 (push_multi_vfp): Likewise.
7142 (set_fpscr, get_fpscr): Likewise.
7143 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7145 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7147 * arm.h (TARGET_VFP): Unconditionally define to 1.
7148 (arm_fpu_desc): Remove 'model' field.
7149 (TARGET_FPU_MODEL): Delete.
7150 * arm.c (all_fpus): Don't initialize the model field.
7151 (arm_can_inline_p): Don't check the FPU model.
7152 * arm-fpus.def: Remove redundant model field from all FPU
7155 2016-10-13 Richard Biener <rguenther@suse.de>
7158 * genmatch.c (struct capture): Add value_match member.
7159 (commutate): Preserve value_match.
7160 (lower_opt_convert): Likewise.
7161 (lower_cond): Likewise.
7162 (replace_id): Likewise.
7163 (struct dt_operand): Add value_match member.
7164 (decision_tree::cmp_node): Compare it.
7165 (decision_tree::insert_operand): Honor it when finding and
7166 when appending a DT_MATCH.
7167 (dt_operand::gen_match_op): Generate a type check after
7168 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7169 (parser::get_internal_capture_id): New helper.
7170 (parser::finish_match_operand): New function lowering @@<id>.
7171 (parser::parse_capture): Parse @@<id> as value-match.
7172 (parser::parse_expr): Use get_internal_capture_id.
7173 (parser::parse_simplify): Call finish_match_operand.
7174 (walk_captures): New helper.
7175 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7177 ((X /[ex] A) * A -> X): Likewise.
7178 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7179 convert[12] and value-matching.
7180 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7181 ((X | Y) | Y -> X | Y): Likewise.
7182 ((X ^ Y) ^ Y -> X): Likewise.
7183 (A - (A & B) -> ~B & A): Likewise.
7184 ((T)(P + A) - (T)P -> (T) A): Likewise.
7185 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7186 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7187 * doc/match-and-simplify.texi: Amend capture section.
7189 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7191 * config/arc/arc.md (umul_600): Remove predicated variant.
7192 (umul64_600): Likewise.
7194 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7196 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7198 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7200 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7201 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7202 no-overflow information to vect_do_peeling_for_loop_bound and
7203 vect_gen_vector_loop_niters.
7205 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7207 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7210 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7212 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7213 adjust_vec automatically.
7214 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7215 param exit_bb to guard_to.
7216 (slpeel_checking_verify_cfg_after_peeling):
7217 (set_prologue_iterations):
7218 (create_lcssa_for_virtual_phi): New func which is factored out from
7219 slpeel_tree_peel_loop_to_edge.
7220 (slpeel_tree_peel_loop_to_edge):
7221 (iv_phi_p): New func.
7222 (vect_can_advance_ivs_p): Call iv_phi_p.
7223 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7224 new gimple stmts in basic block.
7225 (vect_gen_niters_for_prolog_loop): Rename to...
7226 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7227 adjust implementation.
7228 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7229 sizetype if necessary.
7230 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7231 it to external function.
7232 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7233 (vect_gen_vector_loop_niters_mult_vf): New.
7234 (slpeel_update_phi_nodes_for_loops): New.
7235 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7236 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7237 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7238 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7239 tree-vect-loop-manip.c
7240 (vect_generate_tmps_on_preheader): Delete.
7241 (vect_transform_loop): Rename vectorization_factor to vf. Call
7242 vect_do_peeling instead of vect_do_peeling-* functions.
7243 * tree-vectorizer.h (vect_do_peeling): New decl.
7244 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7245 (vect_do_peeling_for_loop_bound): Delete.
7246 (vect_do_peeling_for_alignment): Delete.
7248 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7250 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7251 duplicated loop after its preheader and after the original loop.
7253 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7255 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7256 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7258 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7260 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7261 for live variable outside loop but not in lcssa form.
7263 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7265 * cfg.c (reset_original_copy_tables): New func.
7266 * cfg.h (reset_original_copy_tables): New decl.
7268 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7271 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7273 * varasm.c (default_binds_local_p_3): Formatting fix.
7275 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7277 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7279 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7280 Remove useless code.
7282 2016-10-13 Martin Liska <mliska@suse.cz>
7284 PR tree-optimization/77943
7285 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7286 a different EH landing pads.
7288 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7291 * hooks.h (hook_tree_void_null): Declare.
7292 * hooks.c (hook_tree_void_null): New function.
7293 * langhooks.c (lhd_return_null_tree_v): Remove.
7294 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7295 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7296 set y to const0_rtx.
7297 * function.c (stack_protect_epilogue): Likewise.
7298 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7299 if TARGET_THREAD_SSP_OFFSET is defined.
7300 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7301 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7302 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7303 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7304 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7305 (ix86_stack_protect_guard): New function.
7307 2016-10-13 Richard Biener <rguenther@suse.de>
7309 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7310 rtl_for_decl_init during early phase.
7311 (gen_variable_die): Do not create locations during early phase.
7312 (gen_label_die): Likewise.
7313 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7316 2016-10-12 Richard Biener <rguenther@suse.de>
7318 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7319 try_add_new_range and made to eturn new range.
7320 (evrp_dom_walker::before_dom_children): Push op1 value range before
7321 pushing op0 value range.
7323 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7325 PR tree-optimization/77937
7326 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7327 POINTER_TYPE_P on the candidate type to determine whether
7328 candidates in this chain require pointer arithmetic.
7330 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7332 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7333 correction if the type is smaller than a word.
7334 (visium_select_cc_mode): Add ... fall through ... comment.
7336 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7338 * config/rs6000/rs6000.c (machine_function): Add new fields
7339 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7340 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7341 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7342 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7343 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7344 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7345 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7346 (rs6000_get_separate_components): New function.
7347 (rs6000_components_for_bb): New function.
7348 (rs6000_disqualify_components): New function.
7349 (rs6000_emit_prologue_components): New function.
7350 (rs6000_emit_epilogue_components): New function.
7351 (rs6000_set_handled_components): New function.
7352 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7353 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7354 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7355 (rs6000_emit_epilogue): Don't emit GPR restores if
7356 gpr_is_wrapped_separately for that register. Don't make a
7357 REG_CFA_RESTORE note for registers we did not restore, either.
7359 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7361 * function.c (thread_prologue_and_epilogue_insns): Call
7362 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7363 if it has possibly changed. Compute the split_prologue_seq and
7364 epilogue_seq later, too.
7365 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7366 (dump_components): New function.
7367 (struct sw): New struct.
7369 (init_separate_shrink_wrap): New function.
7370 (fini_separate_shrink_wrap): New function.
7371 (place_prologue_for_one_component): New function.
7372 (spread_components): New function.
7373 (disqualify_problematic_components): New function.
7374 (emit_common_heads_for_components): New function.
7375 (emit_common_tails_for_components): New function.
7376 (insert_prologue_epilogue_for_components): New function.
7377 (try_shrink_wrapping_separate): New function.
7378 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7380 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7382 * regrename.c (build_def_use): Invalidate chains that have a
7383 REG_CFA_RESTORE on some instruction.
7385 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7387 * dce.c (delete_unmarked_insns): Don't delete instructions with
7388 a REG_CFA_RESTORE note.
7390 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7392 * common.opt (-fshrink-wrap-separate): New flag.
7393 * doc/invoke.texi: Document it.
7394 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7395 * doc/tm.texi: Regenerate.
7396 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7397 * target.def (shrink_wrap): New hook vector.
7398 (get_separate_components, components_for_bb, disqualify_components,
7399 emit_prologue_components, emit_epilogue_components,
7400 set_handled_components): New hooks.
7402 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7404 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7405 vector return by reference only if -Wpsabi.
7406 (rs6000_pass_by_reference): Similarly, for argument passing.
7408 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7410 * function-tests.c: Include "print-rtl.h".
7411 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7412 function, and verify what is dumped.
7413 * print-rtl-function.c (print_edge): New function.
7414 (begin_any_block): New function.
7415 (end_any_block): New function.
7416 (can_have_basic_block_p): New function.
7417 (print_rtx_function): Track the basic blocks of insns in the
7418 chain, wrapping those that are within blocks within "(block)"
7419 directives. Remove the "(cfg)" directive.
7421 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7423 * selftest.c (selftest::read_file): New function.
7424 (selftest::test_read_file): New function.
7425 (selftest::selftest_c_tests): Call test_read_file.
7426 * selftest.h (selftest::read_file): New decl.
7428 2016-10-12 Richard Biener <rguenther@suse.de>
7431 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7434 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7436 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7438 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7439 dwarf2out_assembly_start.
7441 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7443 * Makefile.in (SELFTEST_FLAGS): New variable.
7444 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7446 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7449 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7451 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7452 dumped in RTL dumps.
7454 2016-10-12 Martin Liska <mliska@suse.cz>
7456 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7457 (gimple_fold_builtin_memory_op): Use the function.
7458 (gimple_fold_builtin_strchr): Likewise.
7459 (gimple_fold_builtin_strcat): Likewise.
7460 (gimple_build): Likewise.
7462 2016-10-12 Nathan Sidwell <nathan@acm.org>
7464 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7466 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7468 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7469 equivalent 32-bit constant (modulo 2**32) when that yields
7470 smaller instructions.
7471 (size_of_int_loc_descriptor): Update accordingly.
7473 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7475 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7476 functions, call dwarf2out_decl on the parent function first.
7478 2016-10-12 Richard Biener <rguenther@suse.de>
7480 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7483 2016-10-12 Richard Biener <rguenther@suse.de>
7485 * tree-ssa-propagate.c
7486 (substitute_and_fold_dom_walker::before_dom_children): Do not
7487 ignore ASSERT_EXPRs but only preserve them.
7488 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7489 that have been propagated into.
7490 (vrp_finalize): Enable DCE for substitute_and_fold.
7492 2016-10-12 Richard Biener <rguenther@suse.de>
7494 PR tree-optimization/77920
7495 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7496 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7497 (simplify_abs_using_ranges): Likewise.
7498 (simplify_conversion_using_ranges): Likewise.
7499 (simplify_stmt_using_ranges): Adjust.
7501 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7503 PR tree-optimization/77929
7504 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7505 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7507 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7510 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7511 needs a base register for arg 1.
7513 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7515 * common.opt (Wimplicit-fallthrough) Turn into alias to
7516 -Wimplicit-fallthrough=3. Remove EnabledBy.
7517 (Wimplicit-fallthrough=): New option.
7518 * gimplify.c (warn_implicit_fallthrough_r): Use
7519 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7520 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7521 to -Wimplicit-fallthrough=3.
7522 (-Wimplicit-fallthrough=): Document.
7524 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7526 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7527 and GEU in DImode if TARGET_SUBXC.
7528 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7529 (seqdi<W:mode>_zero_subxc): Delete.
7530 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7531 (neg_seqdi<W:mode>_zero_vis3): Delete.
7532 (plus_seqdi<W:mode>_zero): Likewise.
7533 (minus_seqdi<W:mode>_zero): Likewise.
7534 (plus_plus_sltu<W:mode>): Accept only register.
7535 (addx<W:mode>): Likewise.
7536 (plus_sltu<W:mode>_vis3): Likewise.
7537 (plus_plus_sltu<W:mode>_vis3): Likewise.
7538 (neg_sgeu<W:mode>_vis3): Delete.
7539 (minus_sgeu<W:mode>_vis3): Likewise.
7540 (addxc<W:mode>): Accept only registers.
7541 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7542 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7543 (neg_plus_sltu<W:mode>_subxc): Likewise.
7544 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7545 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7546 (sgeu<W:mode>_insn_subxc): Delete.
7547 (plus_sgeu<W:mode>_subxc): Likewise.
7548 (subxc<W:mode>): Accept only register.
7549 (scc splitter): Split always GEU again.
7551 2016-10-11 Jeff Law <law@redhat.com>
7553 PR tree-optimization/77424
7554 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7555 dead conditionals. Assert that all e->aux fields are NULL.
7557 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7559 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7560 operand-printing "switch" statement into...
7561 (print_rtx_operand_code_0): ...this new function, ...
7562 (print_rtx_operand_code_e): ...this new function, ...
7563 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7564 (print_rtx_operand_code_i): ...this new function, ...
7565 (print_rtx_operand_code_r): ...this new function, ...
7566 (print_rtx_operand_code_u): ...this new function, ...
7567 (print_rtx_operand): ...and this new function.
7569 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7571 * config/alpha/alpha-passes.def: New file.
7572 * config/alpha/t-alpha: New file.
7573 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7574 (make_pass_handle_trap_shadows): New prototype.
7575 (make_pass_align_insns): Ditto.
7576 * config/alpha/alpha.c (alpha_option_override): Don't register
7578 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7580 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7583 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7584 distinct __ibm128 IBM extended double type if long doubles are
7585 128-bits and the default format for long double is IEEE 128-bit.
7587 2016-10-11 Richard Biener <rguenther@suse.de>
7589 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7590 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7591 (verify_die): New function.
7592 (dwarf2out_finish): Call it.
7593 (output_line_info): Handle case of -gsplit-dwarf without
7594 DWARF2_ASM_LINE_DEBUG_INFO.
7596 2016-10-11 Richard Biener <rguenther@suse.de>
7599 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7600 sub-chains of BLOCK_VARS and gimple_bind_vars.
7602 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7604 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7606 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7608 * config/sparc/sparc.opt (msubxc): New option.
7609 * doc/invoke.texi (SPARC options): Document it and tidy up.
7610 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7611 * doc/tm.texi: Regenerate.
7612 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7614 (CCX_NOOV): Rename into...
7618 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7619 (fcc0_register_operand): Likewise.
7620 (icc_register_operand): New.
7621 (icc_or_fcc_register_operand): Simplify.
7622 (nz_comparison_operator): New.
7623 (c_comparison_operator): Likewise.
7624 (noov_compare_operator): Rename into...
7625 (icc_comparison_operator): ...this. Use above predicates.
7626 (noov_compare64_operator): Rename into...
7627 (v9_comparison_operator): ...this and tidy up.
7628 (fcc_comparison_operator): New.
7629 (icc_or_fcc_comparison_operator): Likewise.
7630 (v9_register_compare_operator): Rename info...
7631 (v9_register_comparison_operator): ...this.
7632 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7633 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7635 (sparc_fixed_condition_code_regs): New function.
7636 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7637 renaming and add support for CCC/CCXC.
7638 (output_cbranch): Likewise.
7639 (sparc_print_operand): Likewise.
7640 (gen_v9_scc): Remove obsolete assertion.
7641 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7642 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7643 (output_cbcond): Remove bogus handling of CC modes.
7644 (sparc_register_move_cost): Return 100 for NO_REGS.
7645 * config/sparc/sparc.md (W): New mode iterator.
7646 (length): Adjust for noov_compare64_operator renaming.
7647 (cmpsi_sne): New instruction.
7648 (cmpdi_sne): Likewise.
7649 (seqdi_special): Delete.
7650 (seqdi_special): Likewise.
7651 (snesi<P:mode>_special): Likewise.
7652 (snedi_special): Likewise.
7653 (snedi_special_vis3): Likewise.
7654 (snesi patterns): Use W iterator.
7655 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7656 (sltu patterns): Likewise.
7657 (sgeu patterns): Likewise.
7658 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7659 (normal_branch): Use icc_comparison_operator predicate.
7660 (inverted_branch): Likewise.
7661 (cbcond_sp32): Use comparison_operator predicate.
7662 (cbcond_sp64): Likewise.
7663 (normal_int_branch_sp64): Adjust for renaming
7664 (inverted_int_branch_sp64): Likewise.
7665 (mov<I:mode>_cc_reg_sp64): Likewise.
7666 (movsf_cc_reg_sp6): Likewise.
7667 (movdf_cc_reg_sp64): Likewise.
7668 (movtf_cc_reg_hq_sp64): Likewise.
7669 (movtf_cc_reg_sp64): Likewise.
7670 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7671 (movsf_cc_v9): Likewise.
7672 (movdf_cc_v9): Likewise.
7673 (movtf_cc_hq_v9): Likewise.
7674 (movtf_cc_v9): Likewise.
7675 (adddi3): Call gen_adddi3_sp32.
7676 (adddi3_insn_sp32): Rename to...
7677 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7678 and use CCCmode for the carry.
7679 (addx_extend_sp32): Use CCCmode for the carry.
7680 (addx_extend_sp64): Delete.
7681 (adddi3_extend_sp32): Use CCCmode for the carry.
7682 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7683 (subdi3): Call gen_subdi3_sp32.
7684 (subdi3_insn_sp32): Rename to...
7685 (subdi3_sp32): ...this and use CCmode for the carry.
7686 (subx_extend_sp32): Use CCCmode for the carry.
7687 (subx_extend_sp64): Delete.
7688 (subdi3_extend_sp32): Use CCmode for the carry.
7689 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7690 (negdi3): Call gen_negdi3_sp32.
7691 (negdi3_sp32): Use CCCmode for the carry.
7692 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7693 (cmp_nz_ashift_1): Use CCNZ mode.
7694 (cmp_nz_set_ashift_1): Likewise.
7695 (ctrapsi4): Use comparison_operator predicate.
7696 (ctrapdi4): Likewise.
7697 (trapsi_insn): Use icc_comparison_operator predicate.
7698 (trapdi_insn): Likewise.
7699 (edge8 patterns): Use CCNZmode.
7700 (edge16 patterns): Likewise.
7701 (edge32 patterns): Likewise.
7703 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7705 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7707 (CC_BTST): Rename into...
7709 * config/visium/predicates.md (real_add_operand): New.
7710 (visium_btst_operator): Rename into...
7711 (visium_equality_comparison_operator): ...this.
7712 (visium_noov_operator): Rename into...
7713 (visium_nz_comparison_operator): ...this.
7714 (visium_c_comparison_operator): New.
7715 (visium_branch_operator): Adjust and deal with all CC modes.
7716 * config/visium/visium.c (visium_adjust_cost): Adjust.
7717 (visium_split_double_add): Use the *_set_carry patterns.
7718 (visium_select_cc_mode): Add support for CCC mode and adjust.
7719 (output_cbranch): Adjust and use the carry-based operators for
7720 floating-point comparisons.
7721 * config/visium/visium.md (flags_subst_arith): Adjust.
7722 (addsi3_insn_set_carry): New instruction.
7723 (subsi3_insn_set_carry): Likewise.
7724 (negsi2_insn_set_carry): Likewise.
7726 (cmp<mode>_sne): Likewise.
7727 (cbranch<mode>4): Use ordered_comparison_operator.
7728 (cbranch<mode>4_insn): Likewise.
7729 (cbranchsi4_btst_insn): Adjust.
7731 2016-10-11 Tom de Vries <tom@codesourcery.com>
7734 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7737 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7739 * tree.h (build_complex_type): Add second parameter with default.
7740 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7741 recursive call. Create a TYPE_DECL only if NAMED is true.
7742 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7744 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7746 New avr-passes.def to register AVR specific passes.
7748 * config/avr/avr-passes.def: New file.
7749 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7750 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7751 (make_avr_pass_recompute_note): New proto.
7752 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7753 (avr_pass_recompute_notes): Use anonymous namespace.
7754 (avr_register_passes): Remove function...
7755 (avr_option_override): ...and its call.
7757 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7759 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7760 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7761 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7762 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7764 * config/mips/mips.c (mips_option_override): Enable the branch
7765 likely depending on the tune flags and optimization level.
7766 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7767 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7768 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7769 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7771 2016-10-11 Richard Biener <rguenther@suse.de>
7773 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7774 (output_function): Properly stream the whole block tree.
7775 * lto-streamer-in.c (input_function): Likewise.
7777 2016-10-11 Marek Polacek <polacek@redhat.com>
7779 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7781 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7783 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7784 (evrp_dom_walker::before_dom_children): Infer and push new value
7785 ranges for x in y < x.
7787 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7790 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7791 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7792 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7793 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7794 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7795 (IA64_NO_LIBGCC_TFMODE): Likewise.
7797 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7799 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7802 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7804 * config.gcc: Add aarch64-*-freebsd* support.
7805 * config.host: Likewise.
7806 * config/aarch64/aarch64-freebsd.h: New file.
7807 * config/aarch64/t-aarch64-freebsd: Ditto.
7809 2016-10-10 Jeff Law <law@redhat.com>
7811 PR tree-optimization/71947
7812 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7813 B with A within a single statement.
7815 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7817 PR tree-optimization/77824
7818 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7819 zero cost for copies.
7820 (find_candidates_dom_walker::before_dom_children): Replace
7821 MODIFY_EXPR with SSA_NAME.
7822 (replace_mult_candidate): Likewise.
7823 (replace_profitable_candidates): Likewise.
7825 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7827 * config/s390/s390.h: Wrap more macros args in brackets and fix
7829 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7831 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7833 2016-10-10 Andreas Schwab <schwab@suse.de>
7836 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7837 pseudo is not DImode.
7839 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7841 * common/config/arc/arc-common.c (arc_option_optimization_table):
7842 Remove compact casesi option.
7843 * config/arc/arc.c (arc_override_options): Use compact casesi
7844 option only for pre-ARCv2 cores.
7845 * doc/invoke.texi (mcompact-casesi): Update text.
7847 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7849 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7850 Add macro to say we can efficiently handle overlapping unaligned
7852 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7853 poor code for processors older than p8.
7855 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7857 * gen-pass-instances.awk: Remove GNUism.
7859 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7861 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7862 NULL of (*ipcp_transformations)][node->uid].
7864 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7866 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7867 (MALLOC_ABI_ALIGNMENT): Define.
7869 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7871 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7872 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7873 VAR_OR_FUNCTION_DECL_P macros.
7874 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7875 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7876 chkp_find_bounds_1): Likewise.
7877 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7878 * hsa-gen.c (get_symbol_for_decl): Likewise.
7879 * cgraphunit.c (check_global_declaration, analyze_functions,
7880 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7882 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7883 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7885 * tree.c (set_decl_section_name, copy_node_stat,
7886 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7887 merge_dllimport_decl_attributes, handle_dll_attribute,
7888 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7889 verify_type): Likewise.
7890 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7891 find_explicit_erroneous_behavior): Likewise.
7892 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7893 * ipa.c (process_references): Likewise.
7894 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7895 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7896 notice_global_symbol, assemble_variable, mark_decl_referenced,
7897 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7898 make_decl_one_only, default_section_type_flags,
7899 categorize_decl_for_section, default_encode_section_info): Likewise.
7900 * trans-mem.c (requires_barrier): Likewise.
7901 * gimple-expr.c (mark_addressable): Likewise.
7902 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7903 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7904 expand_debug_expr): Likewise.
7905 * tree-dump.c (dequeue_and_dump): Likewise.
7906 * ubsan.c (instrument_bool_enum_load): Likewise.
7907 * tree-pretty-print.c (print_declaration): Likewise.
7908 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7909 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7910 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7911 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7912 pass_build_ssa::execute): Likewise.
7913 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7914 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7916 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7918 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7919 can_be_nonlocal, remap_decls, copy_debug_stmt,
7920 initialize_inlined_parameters, add_local_variables,
7921 reset_debug_binding, replace_locals_op): Likewise.
7922 * dse.c (can_escape): Likewise.
7923 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7925 * tree-diagnostic.c (default_tree_printer): Likewise.
7926 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7927 unpack_ts_decl_with_vis_value_fields,
7928 lto_input_ts_decl_common_tree_pointers): Likewise.
7929 * builtins.c (builtin_save_expr, fold_builtin_expect,
7930 readonly_data_expr): Likewise.
7931 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7932 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7934 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7935 * gimplify.c (force_constant_size, gimplify_bind_expr,
7936 gimplify_decl_expr, gimplify_var_or_parm_decl,
7937 gimplify_compound_lval, gimplify_init_constructor,
7938 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7939 gimplify_type_sizes): Likewise.
7940 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7941 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7942 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7943 remove_unused_locals): Likewise.
7944 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7945 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7946 * function.c (instantiate_expr, instantiate_decls_1,
7947 setjmp_vars_warning, add_local_decl): Likewise.
7948 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7950 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7951 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7952 optimize_va_list_gpr_fpr_size): Likewise.
7953 * tree-nrv.c (pass_nrv::execute): Likewise.
7954 * tsan.c (instrument_expr): Likewise.
7955 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7956 * vtable-verify.c (verify_bb_vtables): Likewise.
7957 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7958 get_ref_base_and_extent): Likewise.
7959 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7961 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7962 analyze_all_variable_accesses): Likewise.
7963 * tree-nested.c (get_nonlocal_debug_decl,
7964 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7965 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7966 get_local_debug_decl, convert_local_omp_clauses,
7967 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7969 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7970 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7971 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7972 dbxout_symbol, dbxout_common_check): Likewise.
7973 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7974 string_constant): Likewise.
7975 * hsa.c (hsa_get_declaration_name): Likewise.
7976 * passes.c (rest_of_decl_compilation): Likewise.
7977 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7978 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7979 pack_ts_decl_with_vis_value_fields,
7980 write_ts_decl_common_tree_pointers): Likewise.
7981 * stor-layout.c (place_field): Likewise.
7982 * symtab.c (symtab_node::maybe_create_reference,
7983 symtab_node::verify_base, symtab_node::make_decl_local,
7984 symtab_node::copy_visibility_from,
7985 symtab_node::can_increase_alignment_p): Likewise.
7986 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7987 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7988 fortran_common, add_location_or_const_value_attribute,
7989 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7990 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7991 optimize_one_addr_into_implicit_ptr,
7992 optimize_location_into_implicit_ptr): Likewise.
7993 * gimple-low.c (record_vars_into): Likewise.
7994 * ipa-visibility.c (update_vtable_references): Likewise.
7995 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7997 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7998 DFS::DFS_write_tree_body, write_symbol): Likewise.
7999 * langhooks.c (lhd_warn_unused_global_decl,
8000 lhd_set_decl_assembler_name): Likewise.
8001 * attribs.c (decl_attributes): Likewise.
8002 * except.c (output_ttype): Likewise.
8003 * varpool.c (varpool_node::get_create, ctor_for_folding,
8004 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8005 * fold-const.c (fold_unary_loc): Likewise.
8006 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8007 ipa_find_agg_cst_from_init): Likewise.
8008 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8009 expand_omp_target, lower_omp_regimplify_p,
8010 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8011 find_link_var_op): Likewise.
8012 * tree-chrec.c (chrec_contains_symbols): Likewise.
8013 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8014 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8015 execute_fixup_cfg): Likewise.
8017 PR tree-optimization/77901
8018 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8019 if ranges[i].exp is SSA_NAME when looking for >= and only when
8020 ranges[i].exp is NULL or SSA_NAME when looking for the other
8023 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8025 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8026 (ipcp_param_lattices): Remove field alignment.
8027 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8028 (set_all_contains_variable): Remove call to
8029 ipcp_alignment_lattice::set_to_bottom.
8030 (initialize_node_lattices): Likewise.
8031 (propagate_alignment_accross_jump_function): Remove.
8032 (propagate_constants_accross_call): Remove call to
8033 propagate_alignment_accross_jump_function.
8034 (ipcp_store_alignment_results): Remove.
8035 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8036 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8037 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8038 pretty-printing of alignment jump function.
8039 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8040 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8041 alignments and remove computing ipa_alignment jump function.
8042 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8043 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8044 (ipa_read_jump_function): Remove reading of ipa_alignment.
8045 (write_ipcp_transformation_info): Remove streaming for alignment
8046 propagation summary.
8047 (read_ipcp_transformation_info): Remove reading of alignment
8048 propagation summary.
8049 (ipcp_update_alignments): Remove.
8050 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8052 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8053 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8054 * ipa-prop.h (ipa_alignment): Remove.
8055 (ipa_jump_func): Remove field alignment.
8056 (ipcp_transformation_summary): Remove field alignments.
8057 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8058 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8059 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8061 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8063 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8065 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8067 (visium_expand_fp_cstore): Likewise.
8069 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8071 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8072 * diagnostic.c (warning_at_rich_loc_n): New function.
8073 (diagnostic_n_impl_richloc): Likewise.
8074 (diagnostic_n_impl): Move most of the function to
8075 diagnostic_n_impl_richloc and call it.
8077 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8079 * gen-pass-instances.awk: Rewritten.
8080 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8081 $(PASSES_EXTRA) after passes.def to the script.
8082 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8083 * config/i386/i386-passes.def: New file.
8084 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8085 make_pass_stv): Declare.
8086 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8088 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8090 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8091 (pass_stv::timode_p): New non-static data member.
8092 (ix86_option_override): Don't register passes here.
8094 * doc/invoke.texi: Document accepting Else, fallthrough.
8096 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8099 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8100 FALLTHRU comment styles.
8102 2016-10-07 Andrew Pinski <apinski@cavium.com>
8104 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8105 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8106 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8108 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8110 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8112 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8113 (AARCH64_ARCH): Likewise.
8114 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8116 (AARCH64_CORE): Likewise.
8117 (AARCH64_ARCH): Likewise.
8118 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8119 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8120 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8121 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8122 (AARCH64_ARCH): Likewise.
8123 (AARCH64_CORE): Likewise.
8124 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8125 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8126 (AARCH64_CORE): Likewise.
8127 (AARCH64_ARCH): Likewise.
8129 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8131 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8132 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8133 floating point type infrastructre, and -mfloat128 that enables the
8134 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8135 if -mfloat128-type. Define __ibm128 to be long double by default.
8136 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8137 the IEEE 128-bit floating point type infrastructure should
8138 automatically be enabled.
8139 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8140 instead of -mfloat128 to enable KFmode.
8141 (rs6000_option_override_internal): Split the option -mfloat128
8142 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8143 systems, automatically set -mfloat128-type, but don't enable it on
8144 other operating systems. Move setting the long double size and
8145 IEEE quad support before the IEEE 128-bit floating point changes.
8146 (rs6000_init_builtins): Do not create a unique type for __ibm128
8147 if long double is IBM extended double, instead rely on __ibm128
8148 being defined as 'long double'. If -mfloat128-type and not
8149 -mfloat128, create the KFmode type with an undocumented __ieee128
8151 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8152 -mfloat128 for tests about the types, but keep tests for
8153 -mfloat128 to enable the keyword support.
8154 (rs6000_complex_function_value): Likewise.
8155 (rs6000_scalar_mode_supported_p): Likewise.
8156 (rs6000_floatn_mode): Likewise.
8157 (rs6000_c_mode_for_suffix): Likewise.
8158 (rs6000_opt_masks): Add -mfloat128-type.
8159 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8160 -mfloat128-type being split from -mfloat128. Add
8161 -mfloat128-hardware, which was missing.
8162 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8163 -mfloat128 and -mfloat128-type:
8164 (-mfloat128-type): Likewise.
8165 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8166 that 64-bit Linux systems with enable -mfloat128-type by default
8168 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8169 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8170 -mfloat128-type instead of -mfloat128.
8171 (FLOAT128_2REG_P): Likewise.
8172 (MASK_FLOAT128_TYPE): Likewise.
8173 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8174 (RS6000_BTM_FLOAT128): Likewise.
8175 (TARGET_FLOAT128): Poison old identifiers.
8176 (OPTION_MASK_FLOAT128): Likewise.
8177 (MASK_FLOAT128): Likewise.
8178 * config/rs6000/rs6000.md (FP): Likewise.
8179 (FLOAT128): Likewise.
8180 (fix_trunc<mode>di2): Likewise.
8181 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8182 (floatdi<mode>2): Likewise.
8183 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8184 (neg<mode>2, FLOAT128 iterator): Likewise.
8185 (abs<mode>2, FLOAT128 iterator): Likewise.
8186 (ieee_128bit_negative_zero): Likewise.
8187 (ieee_128bit_vsx_neg<mode>2): Likewise.
8188 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8189 (ieee_128bit_vsx_abs<mode>2): Likewise.
8190 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8191 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8192 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8193 (extendiftf2): Likewise.
8194 (extendifkf2): Likewise.
8195 (extendtfkf2): Likewise.
8196 (trunciftf2): Likewise.
8197 (truncifkf2): Likewise.
8198 (trunckftf2): Likewise.
8199 (trunctfif2): Likewise.
8200 (extendkftf2): Likewise.
8201 (trunctfkf2): Likewise.
8203 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8205 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8206 before merging in bytes to pass down to real_from_target.
8208 2016-10-07 Richard Biener <rguenther@suse.de>
8210 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8212 (substitute_and_fold_dom_walker::before_dom_children):
8213 Substitute and fold before pass specific folding to avoid
8214 feeding that with SSA names that will be later released.
8215 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8216 introduced by folding and visited by evaluate_stmt called during
8218 (likely_value): Likewise.
8219 (evaluate_stmt): Likewise.
8220 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8221 (simplify_div_or_mod_using_ranges): Likewise.
8222 (simplify_min_or_max_using_ranges): Likewise.
8223 (simplify_abs_using_ranges): Likewise.
8224 (simplify_conversion_using_ranges): Likewise.
8225 (simplify_float_conversion_using_ranges): Likewise.
8226 (simplify_stmt_using_ranges): Likewise.
8228 2016-10-07 Marek Polacek <polacek@redhat.com>
8230 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8231 FALLTHROUGH_LABEL_P here...
8232 (warn_implicit_fallthrough_r): ...not here.
8234 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8236 PR tree-optimization/77880
8237 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8240 2016-10-07 Marek Polacek <polacek@redhat.com>
8243 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8245 2016-10-07 Richard Biener <rguenther@suse.de>
8247 * bitmap.h: Document constraints on bitmap modification while
8250 2016-10-07 Richard Biener <rguenther@suse.de>
8252 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8253 * bitmap.h (bmp_iter_set): When advancing to the next element
8254 check that we didn't remove the current one.
8255 (bmp_iter_and): Likewise.
8256 (bmp_iter_and_compl): Likewise.
8257 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8258 we currently iterate on but keep a one-level queue.
8259 * sched-deps.c (remove_from_deps): Do not clear current bit
8260 but keep a one-level queue.
8262 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8264 PR tree-optimization/77664
8265 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8266 for the other ranges.
8267 (optimize_range_tests_diff): Fix up formatting.
8268 (optimize_range_tests_var_bound): New function.
8269 (optimize_range_tests): Use it.
8271 2016-10-07 Martin Liska <mliska@suse.cz>
8273 * coverage.c (build_gcov_exit_decl): Fix priority what
8274 should be really 99.
8276 2016-10-07 Richard Biener <rguenther@suse.de>
8278 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8279 vars in gimple_bind_vars but not in BLOCK_VARS.
8281 2016-10-07 Richard Biener <rguenther@suse.de>
8283 PR tree-optimization/77879
8284 * tree-ssa-structalias.c (handle_const_call): Properly handle
8286 (handle_pure_call): Likewise.
8288 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8290 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8291 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8294 2016-10-06 Andrew Pinski <apinski@cavium.com>
8296 * config/aarch64/aarch64-cores.def: Add a comment before each
8299 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8301 PR tree-optimization/77862
8302 * tree-vrp.c (add_equivalence): Use get_value_range so that
8303 num_vr_values is checked before accessing vr_values.
8305 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8307 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8310 2016-10-05 Jeff Law <law@redhat.com>
8312 PR tree-optimization/71661
8313 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8314 removal of a forwarder exposes a new natural loop.
8316 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8318 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8319 Introduce ssesuffix variable.
8320 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8321 (*<code><mode>3): Ditto.
8323 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8325 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8328 2016-10-06 Richard Biener <rguenther@suse.de>
8330 PR tree-optimization/77855
8331 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8332 instead of removing the current item while iterating over the set
8335 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8336 Eric Botcazou <ebotcazou@adacore.com>
8339 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8340 (classify_registers): Don't set it
8341 (function_arg_slotno): Don't initialize and test it. Tidy up.
8343 2016-10-06 Richard Biener <rguenther@suse.de>
8345 PR tree-optimization/77839
8346 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8349 2016-10-06 Martin Liska <mliska@suse.cz>
8351 * gcc.c: Set -fprofile-update=atomic when profiling is
8352 enabled and -pthread is set. Warn when one combines
8353 -pthread and -fprofile-update=single for an app using
8356 2016-10-06 Martin Liska <mliska@suse.cz>
8359 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8360 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8361 Initialize a pointer to NULL.
8362 (slsr_process_copy): Likewise.
8363 * input.c (location_get_source_line): Likewise.
8364 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8366 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8368 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8369 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8370 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8371 * config.gcc: Deleted pcommitintrin.h
8372 * config/i386/pcommitintrin.h: Deleted file.
8373 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8374 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8376 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8378 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8379 (PTA_PCOMMIT): Deleted define.
8380 (ix86_option_override_internal): Deleted handle of option.
8381 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8382 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8383 __builtin_ia32_pcommit): Deleted.
8384 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8385 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8386 (pcommit): Deleted instruction.
8387 * config/i386/i386.opt: Mention -mpcommit deprecation.
8388 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8390 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8394 Remove wrong assert.
8395 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8396 Use <round_constraint> as operand 1 constraint.
8398 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8401 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8402 (ubsan_instrument_float_cast): And not here.
8405 * ubsan.c (ubsan_ids): New GTY(()) array.
8406 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8407 instead of static local counters.
8409 2016-10-05 Martin Sebor <msebor@redhat.com>
8412 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8413 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8414 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8415 (default_printf_pointer_format): Define function.
8416 * targhooks.c (linux_printf_pointer_format): Define new function.
8417 * targhooks.h (linux_printf_pointer_format): Declare.
8418 (gnu_libc_printf_pointer_format): Remove declaration.
8420 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8422 * fold-const.c (native_encode_real): Fix logic for selecting offset
8423 to write to when BYTES_BIG_ENDIAN.
8425 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8427 * builtins.c (fold_builtin_strchr): Remove function.
8428 (fold_builtin_strrchr): Likewise.
8429 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8430 * gimple-fold.c (target_char_cst_p): New function.
8431 (gimple_fold_builtin_strchr) Add more foldings.
8432 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8434 2016-10-05 Richard Biener <rguenther@suse.de>
8437 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8438 capture ids in c-exprs.
8440 2016-10-05 Richard Biener <rguenther@suse.de>
8443 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8444 with types_match for GIMPLE code gen to handle type mismatched
8446 (dt_operand::gen): Adjust.
8447 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8450 2016-10-05 Richard Biener <rguenther@suse.de>
8452 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8454 2016-10-05 Richard Biener <rguenther@suse.de>
8457 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8459 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8461 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8462 version check to protect only DW_TAG_imported_module generation.
8464 2016-10-05 Richard Biener <rguenther@suse.de>
8467 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8469 2016-10-04 Ian Lance Taylor <iant@golang.org>
8471 * explow.c (allocate_dynamic_stack_space): Call
8472 do_pending_stack_adjust before handling flag_split_stack.
8474 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8476 * genattrtab.c (make_internal_attr): Supply dummy column number to
8479 * genoutput.c (init_insn_for_nothing): Likewise.
8480 * gensupport.c (add_define_attr): Likewise.
8481 * read-md.c (message_at_1): Print column number.
8482 (fatal_with_file_and_line): Likewise.
8483 (rtx_reader::read_char): Track column numbers.
8484 (rtx_reader::unread_char): Likewise.
8485 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8486 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8487 (rtx_reader::handle_file): Initialize m_read_md_colno.
8488 (rtx_reader::get_current_location): Supply column number to
8490 * read-md.h (struct file_location): Add field "colno".
8491 (file_location::file_location): Likewise.
8492 (rtx_reader::get_colno): New accessor.
8493 (rtx_reader::m_read_md_colno): New field.
8494 (rtx_reader::m_last_line_colno): New field.
8496 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8498 * doc/extend.texi (Java Exceptions): Remove.
8499 (java_interface): Remove.
8501 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8503 PR tree-optimization/77808
8504 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8505 and addr are different before copying points-to information.
8507 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8510 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8511 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8512 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8514 2016-10-04 Richard Biener <rguenther@suse.de>
8516 PR tree-optimization/77399
8517 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8518 verify the target can convert.
8520 2016-10-04 Richard Biener <rguenther@suse.de>
8523 * explow.c (plus_constant): Verify the mode of the constant
8524 pool offset before calling plus_constant.
8526 2016-10-04 Richard Biener <rguenther@suse.de>
8529 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8530 type support, mark with :C.
8531 (X / -X -> -1): Mark with :C.
8533 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8535 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8536 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8537 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8538 * doc/tm.texi: Regenerated.
8539 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8540 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8541 * config/darwin.h (JCR_SECTION_NAME): Remove.
8542 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8543 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8544 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8545 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8546 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8547 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8549 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8551 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8552 between "because" and "param" in dump message in call to fprintf.
8554 2016-10-03 Jeff Law <law@redhat.com>
8556 PR tree-optimization/71550
8557 PR tree-optimization/71403
8558 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8559 (profitable_jump_thread_path): Also return boolean indicating if
8560 the realized path will create an irreducible loop.
8561 Remove loop depth tests from 71403.
8562 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8563 from 71403. If threading will create an irreducible loop, then
8564 throw away loop iteration and related information.
8566 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8568 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8569 -Woverloaded-virtual checks for warning options.
8570 * configure: Regenerate.
8572 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8574 PR preprocessor/77699
8575 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8576 (get_next_line): Return false on error.
8577 (read_next_line): Removed, use get_next_line instead.
8578 (read_line_num): Don't copy the line.
8579 (location_get_source_line): Don't use static data.
8580 (selftest::test_reading_source_line): Add more test cases.
8582 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8585 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8587 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8588 (noce_process_if_block): Use it.
8590 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8592 * doc/invoke.texi: Update -Wint-in-bool-context.
8594 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8596 * dwarf2out.c (output_fde, output_call_frame_info,
8597 dwarf2out_do_cfi_startproc, set_indirect_string,
8598 gen_internal_sym, output_die, output_line_info): Use
8599 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8600 ASM_GENERATE_INTERNAL_LABEL output.
8602 2016-10-01 Richard Biener <rguenther@suse.de>
8605 * genmatch.c (get_operand_type): Add operand position arg
8606 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8607 (expr::gen_transform): Adjust.
8608 (dt_simplify::gen_1): Likewise.
8610 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8612 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8613 comments. Simplify asserts, remove unnecessary conditions.
8615 (*<code><mode>3): Likewise.
8617 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8619 * doc/invoke.texi (-Wregister): Document.
8621 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8623 * configure.ac: Split CHECKING_P into CHECKING_P and
8624 ENABLE_EXTRA_CHECKING.
8625 * configure: Regenerated.
8626 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8627 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8629 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8632 * gcc.c (process_command): For @filename handling, output
8633 the correct name if the file does not exist.
8635 2016-09-30 Marek Polacek <polacek@redhat.com>
8637 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8638 * config/alpha/predicates.md: Likewise.
8640 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8642 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8643 (noce_process_if_block): Use it.
8645 2016-09-30 Martin Liska <mliska@suse.cz>
8647 * doc/invoke.texi: Document asan-use-after-return that
8648 it's disabled by default in runtime.
8650 2016-09-30 Richard Biener <rguenther@suse.de>
8652 * tree-vrp.c (intersect_ranges): If we failed to handle
8653 the intersection choose a constant singleton range if available.
8655 2016-09-30 Richard Biener <rguenther@suse.de>
8657 PR tree-optimization/77399
8658 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8659 float <-> int conversions.
8661 2016-09-30 Alan Modra <amodra@gmail.com>
8663 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8665 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8667 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8668 ext_level before calling CPUID with 0x80000008.
8669 Simplify xgetbv checks.
8671 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8673 * Makefile.in (OBJS): Add print-rtl-function.o.
8674 * print-rtl-function.c: New file.
8675 * print-rtl.h (print_rtx_function): New decl.
8677 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8680 * config/i386/cpuid.h (__get_cpuid_count): New.
8681 (__get_cpuid): Rename __level to __leaf.
8683 2016-09-29 Marek Polacek <polacek@redhat.com>
8685 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8687 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8690 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8691 result is only being compared with zero.
8693 2016-09-29 Marek Polacek <polacek@redhat.com>
8695 * dwarf2out.c (loc_descriptor): Add fall through comment.
8696 (add_const_value_attribute): Likewise.
8698 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8700 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8701 with "v6t2". Move "arch" attribute above "pool_range".
8702 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8704 (*thumb2_movhi_vfp): Likewise.
8705 (*arm_movhi_fp16): Likewise.
8706 (*thumb2_movhi_fp16): Likewise.
8707 (*arm_movsi_vfp): Remove "arch" attribute.
8708 (*thumb2_movsi_vfp): Likewise.
8710 2016-09-29 Martin Liska <mliska@suse.cz>
8712 * doc/extend.texi: Remove limitation of Objective C for
8713 __attribute__((constructor)) and __attribute__((destructor)).
8715 2016-09-29 Richard Biener <rguenther@suse.de>
8717 PR tree-optimization/77768
8718 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8719 Handle stores to readonly memory when removing redundant stores.
8721 2016-09-29 Richard Biener <rguenther@suse.de>
8724 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8725 X / -X -> -1 simplifications.
8727 2016-09-29 Richard Biener <rguenther@suse.de>
8730 * match.pd: Add max(a,-a) -> abs(a) pattern.
8731 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8732 HONOR_SIGNED_ZEROS types.
8734 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8736 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8737 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8739 2016-09-29 Richard Biener <rguenther@suse.de>
8741 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8742 writing to vr_const_varying.
8743 (vrp_initialize): Call it.
8744 (vrp_visit_stmt): Likewise.
8745 (evrp_dom_walker::before_dom_children): Likewise.
8747 2016-09-29 Richard Biener <rguenther@suse.de>
8749 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8750 constructors with vector elements.
8752 2016-09-29 Richard Biener <rguenther@suse.de>
8754 PR tree-optimization/77768
8755 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8756 with stores to a place we know has a constant value.
8758 2016-09-29 Alan Modra <amodra@gmail.com>
8760 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8761 * doc/invoke.texi: Document it.
8762 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8763 (rs6000_passes_float): Comment.
8764 (rs6000_passes_long_double): New static var.
8765 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8766 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8767 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8768 to include fp values returned in vectors.
8769 Set rs6000_passes_long_double.
8770 (rs6000_function_arg_advance_1): Likewise for function args.
8771 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8772 and SPE. Emit long double tag value too.
8773 (rs6000_opt_vars): Add gnu-attr.
8774 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8775 * configure: Regenerate.
8776 * config.in: Regenerate.
8778 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8780 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8782 (format_floating, format_string, format_directive,
8783 get_destination_size, pass_sprintf_length::handle_gimple_call):
8786 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8788 * gimple-ssa-sprintf.c: Fix comment formatting.
8789 (format_integer): Use is_gimple_assign.
8790 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8791 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8792 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8793 (pass_sprintf_length::execute): Use is_gimple_call.
8795 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8797 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8798 strchr, also try the generic folding.
8800 2016-09-28 Martin Sebor <msebor@redhat.com>
8803 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8806 2016-09-28 Martin Sebor <msebor@redhat.com>
8809 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8810 length modifier is not expected.
8811 (format_floating): Ignore l length modifier and fail gracefuly
8812 when it isn't one of the other expected ones.
8814 2016-09-28 Martin Sebor <msebor@redhat.com>
8817 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8819 2016-09-27 Richard Biener <rguenther@suse.de>
8821 * dwarf2out.c (cu_die_list): New global.
8822 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8823 main_comp_unit_die to cu_die_list if we created it.
8824 Move break_out_includes ...
8825 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8828 2016-09-28 Richard Biener <rguenther@suse.de>
8830 * dwarf2out.c (struct die_struct): Add removed flag.
8831 (lookup_type_die): If the DIE is marked as removed, clear
8832 TYPE_SYMTAB_DIE and return NULL.
8833 (lookup_decl_die): If the DIE is marked as removed, remove it
8834 from the hash and return NULL.
8835 (mark_removed): New helper.
8836 (prune_unused_types_prune): Call it for removed DIEs.
8837 (gen_subprogram_die): Move the premark_used_types call to after
8838 DIEs for the functions scopes are generated.
8839 (process_scope_var): Do not re-create pruned types or type decls.
8840 Make sure to also re-parent type decls.
8841 (dwarf2out_finish): Move unused type pruning and debug_types
8843 (dwarf2out_early_finish): ... here.
8845 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8847 * config/arc/arc-c.c: New file.
8848 * config/arc/arc-c.def: Likewise.
8849 * config/arc/t-arc: Likewise.
8850 * config.gcc: Include arc-c.o as c and cpp object.
8851 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8852 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8853 arc_cpu_cpp_builtins.
8855 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8857 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8858 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8860 2016-09-28 Nathan Sidwell <nathan@acm.org>
8862 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8865 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8867 PR tree-optimization/61056
8868 * gimple-fold.c (gimple_fold_builtin_strchr):
8869 New function to optimize strchr (s, 0) to strlen.
8870 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8872 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8874 PR tree-optimization/77724
8875 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8876 Add tree_fits_shwi_p check.
8878 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8880 * auto-inc-dec.c (try_merge): Remove break after return.
8881 * cselib.c (autoinc_split): Likewise.
8882 * explow.c (promote_mode): Likewise.
8883 * fixed-value.c (fixed_arithmetic): Likewise.
8884 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8885 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8886 * trans-mem.c (get_attrs_for): Likewise.
8887 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8888 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8889 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8890 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8891 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8892 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8893 * config/cris/cris.c (cris_op_str): Likewise.
8894 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8895 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8897 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8899 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8900 IFN_GOACC_REDUCTION_CODES): New.
8901 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8902 ifn_goacc_reduction_kind): Use them.
8903 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8904 of internal functions, when applicable.
8906 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8908 * config/mips/constraints.md (d): Fix documentation.
8909 * doc/md.texi (Machine Constraints): Update accordingly.
8911 2016-09-27 Richard Biener <rguenther@suse.de>
8913 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8914 cur_line_info_table initialization ...
8915 (dwarf2out_assembly_start): ... here.
8917 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8919 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8920 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8921 (*thumb2_movhi_vfp): Likewise.
8922 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8923 template. Expand predicable attribute to mark VMOV.F16 as not
8924 predicable. Add "arch" attribute.
8925 (*thumb2_movhi_fp16): Likewise.
8926 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8927 (*thumb2_movsi_vfp): Add "arch" attribute.
8929 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8931 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8934 2016-09-27 Marek Polacek <polacek@redhat.com>
8936 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8939 * config/c6x/c6x.h: Adjust fall through comment.
8940 * config/sh/sh.c (final_prescan_insn): Likewise.
8941 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8942 (visium_expand_fp_cstore): Likewise.
8944 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8946 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8947 expected by -Wimplicit-fallthrough.
8948 (thumb1_size_rtx_costs): Likewise.
8949 (thumb2_reorg): Likewise.
8950 (tls_mentioned_p): Add "Fall through" comment.
8951 (thumb2_reorg): Likewise.
8952 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8953 comment form expected by -Wimplicit-fallthrough.
8955 2016-09-27 Martin Liska <mliska@suse.cz>
8957 PR gcov-profile/46266
8958 * input.h (RESERVED_LOCATION_P): New macro.
8959 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8960 instread of comparison with UNKNOWN_LOCATION.
8962 2016-09-27 Richard Biener <rguenther@suse.de>
8964 PR tree-optimization/77745
8965 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8966 When removing redundant stores make sure to check compatibility
8967 of the TBAA state for downstream accesses.
8968 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8969 value-numbering virtual operands for store matches.
8971 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8974 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8975 movrt patterns. Match them before anything else in the SET case.
8977 2016-09-27 Martin Liska <mliska@suse.cz>
8979 PR gcov-profile/7970
8980 PR gcov-profile/16855
8981 PR gcov-profile/44779
8982 * coverage.c (build_gcov_exit_decl): New function.
8983 (coverage_obj_init): Call the function and generate __gcov_exit
8985 * doc/gcov.texi: Document when __gcov_exit function is called.
8987 2016-09-27 Marek Polacek <polacek@redhat.com>
8990 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8991 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8992 -Wno-error instead of -Wno-implicit-fallthrough.
8994 2016-09-27 Martin Liska <mliska@suse.cz>
8997 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8999 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9001 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9002 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9003 comments. Remove break after return.
9004 (ix86_fp_compare_code_to_integer, has_dispatch,
9005 ix86_simd_clone_usable): Remove break after return.
9007 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9009 PR rlt-optimization/77714
9010 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9013 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9016 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9017 extract_range_from_unary_expr to convert value_range.
9018 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9019 (extract_range_from_unary_expr): This.
9020 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9022 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9024 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9026 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9028 * config/i386/i386.c (ix86_print_operand)
9029 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9030 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9031 (epilogue_renumber): Likewise.
9033 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9036 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9037 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9039 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9041 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9042 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9043 is_mm_seq_cst, is_mm_sync): Move to ...
9044 * memmodel.h: This. New file.
9045 * builtins.c: Include memmodel.h.
9046 * optabs.c: Likewise.
9048 * config/aarch64/aarch64.c: Likewise.
9049 * config/alpha/alpha.c: Likewise.
9050 * config/arm/arm.c: Likewise.
9051 * config/i386/i386.c: Likewise.
9052 * config/ia64/ia64.c: Likewise.
9053 * config/mips/mips.c: Likewise.
9054 * config/rs6000/rs6000.c: Likewise.
9055 * config/sparc/sparc.c: Likewise.
9056 * genconditions.c: Include memmodel.h in generated file.
9057 * genemit.c: Likewise.
9058 * genoutput.c: Likewise.
9059 * genpeep.c: Likewise.
9060 * genpreds.c: Likewise.
9061 * genrecog.c: Likewise.
9063 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9065 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9066 "c" instead when parsing characters. Move operand parsing into...
9067 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9068 and tightening the scope of various locals.
9070 2016-09-26 Liu Hao <lh_mouse@126.com>
9072 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9074 2016-09-26 Marek Polacek <polacek@redhat.com>
9076 * system.h: Use __has_attribute to check whether the fallthrough
9077 attribute is supported.
9079 2016-09-26 Marek Polacek <polacek@redhat.com>
9081 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9082 gimple_call_internal_p.
9083 * ipa-split.c (find_return_bb): Likewise.
9084 (execute_split_functions): Likewise.
9085 * omp-low.c (dump_oacc_loop_part): Likewise.
9086 (oacc_loop_xform_head_tail): Likewise.
9087 * predict.c (predict_loops): Likewise.
9088 * sanopt.c (pass_sanopt::execute): Likewise.
9089 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9090 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9091 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9092 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9093 (expand_ifn_va_arg): Likewise.
9094 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9095 (optimize_mask_stores): Likewise.
9096 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9097 (vect_transform_stmt): Likewise.
9098 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9099 * tsan.c (instrument_memory_accesses): Likewise.
9101 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9102 Alexander Monakov <amonakov@ispras.ru>
9104 * regrename.c (rename_chains): Check
9105 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9106 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9107 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9109 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9111 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9112 (s390_sched_score): Likewise.
9114 2016-09-26 Martin Liska <mliska@suse.cz>
9116 * doc/gcov.texi: Update program output of gcov tool.
9118 2016-09-26 Martin Liska <mliska@suse.cz>
9120 PR gcov-profile/23332
9121 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9122 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9123 * value-prof.c (dump_histogram_value): Do not handle
9124 HIST_TYPE_CONST_DELTA.
9125 (stream_in_histogram_value): Likewise.
9126 (gimple_find_values_to_profile): Likewise.
9127 * value-prof.h (enum hist_type): Likewise.
9129 2016-09-26 Martin Liska <mliska@suse.cz>
9131 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9132 from default sanitize recover values.
9133 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9134 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9135 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9137 * opts.c (finish_options): Do a generic loop over options
9138 that can be recovered.
9139 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9141 (common_handle_option): Likewise.
9142 * opts.h: Declare can_recover to sanitizer_opts_s.
9144 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9146 * target.def(elf_flags_numeric): Change documentation to present tense.
9147 * doc/tm.texi: Regenerate.
9149 2016-09-26 Marek Polacek <polacek@redhat.com>
9152 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9153 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9154 -Wno-switch-fallthrough.
9155 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9156 (expand_builtin): Likewise.
9157 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9158 * convert.c (convert_to_real_1): Likewise.
9159 (convert_to_integer_1): Likewise.
9160 * final.c (output_alternate_entry_point): Likewise.
9161 * genattrtab.c (make_canonical): Likewise.
9162 (write_test_expr): Likewise.
9163 * genpreds.c (validate_exp): Likewise.
9164 * gimple-ssa-strength-reduction.c
9165 (find_candidates_dom_walker::before_dom_children): Likewise.
9166 * godump.c (go_format_type): Likewise.
9167 * reload1.c (elimination_effects): Likewise.
9168 * resource.c (mark_referenced_resources): Likewise.
9169 (mark_set_resources): Likewise.
9170 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9171 * varasm.c (output_addressed_constants): Likewise.
9173 2016-09-26 Marek Polacek <polacek@redhat.com>
9176 * common.opt (Wimplicit-fallthrough): New option.
9177 * doc/extend.texi: Document statement attributes and the fallthrough
9179 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9180 * gimple.h (gimple_call_internal_p): New function.
9181 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9182 (struct label_entry): New struct.
9183 (find_label_entry): New function.
9184 (case_label_p): New function.
9185 (collect_fallthrough_labels): New function.
9186 (last_stmt_in_scope): New function.
9187 (should_warn_for_implicit_fallthrough): New function.
9188 (warn_implicit_fallthrough_r): New function.
9189 (maybe_warn_implicit_fallthrough): New function.
9190 (expand_FALLTHROUGH_r): New function.
9191 (expand_FALLTHROUGH): New function.
9192 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9193 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9194 (gimplify_label_expr): New function.
9195 (gimplify_case_label_expr): Set location.
9196 (gimplify_expr): Call gimplify_label_expr.
9197 * internal-fn.c (expand_FALLTHROUGH): New function.
9198 * internal-fn.def (FALLTHROUGH): New internal function.
9199 * langhooks.c (lang_GNU_OBJC): New function.
9200 * langhooks.h (lang_GNU_OBJC): Declare.
9201 * system.h (gcc_fallthrough): Define.
9202 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9203 * tree.h (FALLTHROUGH_LABEL_P): Define.
9205 2016-09-26 Richard Biener <rguenther@suse.de>
9207 * dwarf2out.c (stripattributes): Remove unused function.
9208 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9209 Push dwarf_split_debug_info handling into init_sections_and_labels.
9210 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9211 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9212 (debug_macinfo_section_name): New global.
9213 (output_macinfo): Use debug_macinfo_section_name.
9214 (init_sections_and_labels): Split out section and label generation
9215 from dwarf2out_init. Set debug_macinfo_section_name.
9216 (dwarf2out_init): Move text section label generation and emission
9218 (dwarf2out_assembly_start): ... here.
9219 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9222 2016-09-26 Richard Biener <rguenther@suse.de>
9225 * cgraphunit.c (analyze_functions): Before early removing
9226 global vars calls the late_global_decl debug handler mark
9227 the variable as readonly.
9229 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9232 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9233 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9234 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9235 declare new overloads.
9236 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9239 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9241 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9242 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9244 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9246 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9247 * configure: Regenerate.
9249 2016-09-24 Marek Polacek <polacek@redhat.com>
9252 * doc/invoke.texi: Document -Wbool-operation.
9254 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9256 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9257 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9258 cmpmemsi pattern to do builtin expansion of memcmp ().
9259 (compute_current_alignment): Add helper function for
9260 expand_block_compare used to compute alignment as the compare proceeds.
9261 (select_block_compare_mode): Used by expand_block_compare to select
9262 the mode used for reading the next chunk of bytes in the compare.
9263 (do_load_for_compare): Used by expand_block_compare to emit the load
9264 insns for the compare.
9265 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9266 reference from expand_block_compare ().
9267 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9268 prototype for this function.
9269 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9270 target option for controlling how much code inline expansion of
9271 memcmp() will be allowed to generate.
9273 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9275 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9276 hook_bool_mode_false, hook_bool_mode_true,
9277 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9278 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9279 hook_bool_const_rtx_insn_const_rtx_insn_true,
9280 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9281 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9282 hook_bool_const_tree_hwi_hwi_const_tree_false,
9283 hook_bool_const_tree_hwi_hwi_const_tree_true,
9284 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9285 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9286 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9287 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9288 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9289 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9290 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9291 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9292 hook_bool_uintp_uintp_false,
9293 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9294 hook_rtx_tree_int_null, hook_uint_mode_0,
9295 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9296 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9297 hook_constcharptr_const_rtx_insn_null,
9298 hook_constcharptr_const_tree_const_tree_null,
9299 hook_constcharptr_int_const_tree_null,
9300 hook_constcharptr_int_const_tree_const_tree_null,
9301 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9302 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9303 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9305 * vec.h (vNULL): Extend comment to say = vNULL initialization
9306 isn't needed for static vars.
9308 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9309 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9310 = vNULL initialization of file scope vec.
9311 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9312 disabled_pass_uid_range_tab): Likewise.
9313 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9314 * tree-chkp-opt.c (check_infos): Likewise.
9315 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9317 * vec.h (vnull::operator vec): Add constexpr keyword for
9320 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9322 PR tree-optimization/77654
9323 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9324 to duplicate_ssa_name_ptr_info.
9326 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9328 PR preprocessor/77672
9329 * input.c (selftest::test_lexer_string_locations_simple): Update
9330 test to expect location information of the terminator character
9331 at the location of the final closing quote.
9332 (selftest::test_lexer_string_locations_hex): Likewise.
9333 (selftest::test_lexer_string_locations_oct): Likewise.
9334 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9335 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9336 (selftest::test_lexer_string_locations_ucn4): Likewise.
9337 (selftest::test_lexer_string_locations_ucn8): Likewise.
9338 (selftest::test_lexer_string_locations_u8): Likewise.
9339 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9340 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9341 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9342 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9343 (selftest::test_lexer_string_locations_macro): Likewise.
9344 (selftest::test_lexer_string_locations_long_line): Likewise.
9346 2016-09-23 Richard Biener <rguenther@suse.de>
9348 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9349 virtual definition to virtual use if the call devirtualizes
9350 to a const or pure function.
9351 (visit_use): Also visit calls we can devirtualize to a
9352 const or pure function.
9354 2016-09-23 Richard Biener <rguenther@suse.de>
9356 PR tree-optimization/77697
9357 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9358 signal error if we have sth ternary or unhandled.
9360 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9362 * config/arm/arm_neon.h (vabd_f16): New.
9396 (vcvt_f16_s16): New.
9397 (vcvt_f16_u16): New.
9398 (vcvt_s16_f16): New.
9399 (vcvt_u16_f16): New.
9400 (vcvtq_f16_s16): New.
9401 (vcvtq_f16_u16): New.
9402 (vcvtq_s16_f16): New.
9403 (vcvtq_u16_f16): New.
9404 (vcvta_s16_f16): New.
9405 (vcvta_u16_f16): New.
9406 (vcvtaq_s16_f16): New.
9407 (vcvtaq_u16_f16): New.
9408 (vcvtm_s16_f16): New.
9409 (vcvtm_u16_f16): New.
9410 (vcvtmq_s16_f16): New.
9411 (vcvtmq_u16_f16): New.
9412 (vcvtn_s16_f16): New.
9413 (vcvtn_u16_f16): New.
9414 (vcvtnq_s16_f16): New.
9415 (vcvtnq_u16_f16): New.
9416 (vcvtp_s16_f16): New.
9417 (vcvtp_u16_f16): New.
9418 (vcvtpq_s16_f16): New.
9419 (vcvtpq_u16_f16): New.
9420 (vcvt_n_f16_s16): New.
9421 (vcvt_n_f16_u16): New.
9422 (vcvtq_n_f16_s16): New.
9423 (vcvtq_n_f16_u16): New.
9424 (vcvt_n_s16_f16): New.
9425 (vcvt_n_u16_f16): New.
9426 (vcvtq_n_s16_f16): New.
9427 (vcvtq_n_u16_f16): New.
9441 (vmul_lane_f16): New.
9444 (vmulq_lane_f16): New.
9466 (vrsqrteq_f16): New.
9470 (vrsqrtsq_f16): New.
9474 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9476 * config.gcc (extra_headers): Add arm_fp16.h
9477 * config/arm/arm_fp16.h: New.
9478 * config/arm/arm_neon.h: Include "arm_fp16.h".
9480 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9482 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9484 (vmulf): New (v8hf, v4hf variants).
9485 (vfma): New (v8hf, v4hf variants).
9486 (vfms): New (v8hf, v4hf variants).
9487 (vsub): New (v8hf, v4hf variants).
9488 (vcage): New (v8hf, v4hf variants).
9489 (vcagt): New (v8hf, v4hf variants).
9490 (vcale): New (v8hf, v4hf variants).
9491 (vcalt): New (v8hf, v4hf variants).
9492 (vceq): New (v8hf, v4hf variants).
9493 (vcgt): New (v8hf, v4hf variants).
9494 (vcge): New (v8hf, v4hf variants).
9495 (vcle): New (v8hf, v4hf variants).
9496 (vclt): New (v8hf, v4hf variants).
9497 (vceqz): New (v8hf, v4hf variants).
9498 (vcgez): New (v8hf, v4hf variants).
9499 (vcgtz): New (v8hf, v4hf variants).
9500 (vcltz): New (v8hf, v4hf variants).
9501 (vclez): New (v8hf, v4hf variants).
9502 (vabd): New (v8hf, v4hf variants).
9503 (vmaxf): New (v8hf, v4hf variants).
9504 (vmaxnm): New (v8hf, v4hf variants).
9505 (vminf): New (v8hf, v4hf variants).
9506 (vminnm): New (v8hf, v4hf variants).
9507 (vpmaxf): New (v4hf variant).
9508 (vpminf): New (v4hf variant).
9509 (vpadd): New (v4hf variant).
9510 (vrecps): New (v8hf, v4hf variants).
9511 (vrsqrts): New (v8hf, v4hf variants).
9512 (vabs): New (v8hf, v4hf variants).
9513 (vneg): New (v8hf, v4hf variants).
9514 (vrecpe): New (v8hf, v4hf variants).
9515 (vrnd): New (v8hf, v4hf variants).
9516 (vrnda): New (v8hf, v4hf variants).
9517 (vrndm): New (v8hf, v4hf variants).
9518 (vrndn): New (v8hf, v4hf variants).
9519 (vrndp): New (v8hf, v4hf variants).
9520 (vrndx): New (v8hf, v4hf variants).
9521 (vrsqrte): New (v8hf, v4hf variants).
9522 (vmul_lane): Add v4hf and v8hf variants.
9523 (vmul_n): Add v4hf and v8hf variants.
9524 (vext): New (v8hf, v4hf variants).
9525 (vcvts): New (v8hi, v4hi variants).
9526 (vcvts): New (v8hf, v4hf variants).
9527 (vcvtu): New (v8hi, v4hi variants).
9528 (vcvtu): New (v8hf, v4hf variants).
9529 (vcvts_n): New (v8hf, v4hf variants).
9530 (vcvtu_n): New (v8hi, v4hi variants).
9531 (vcvts_n): New (v8hi, v4hi variants).
9532 (vcvtu_n): New (v8hf, v4hf variants).
9533 (vbsl): New (v8hf, v4hf variants).
9534 (vcvtas): New (v8hf, v4hf variants).
9535 (vcvtau): New (v8hf, v4hf variants).
9536 (vcvtms): New (v8hf, v4hf variants).
9537 (vcvtmu): New (v8hf, v4hf variants).
9538 (vcvtns): New (v8hf, v4hf variants).
9539 (vcvtnu): New (v8hf, v4hf variants).
9540 (vcvtps): New (v8hf, v4hf variants).
9541 (vcvtpu): New (v8hf, v4hf variants).
9543 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9545 * config/arm/arm-builtins.c (hf_UP): New.
9547 (vfp_builtin_data): New. Update comment.
9548 (enum arm_builtins): Include "arm_vfp_builtins.def".
9549 (ARM_BUILTIN_VFP_PATTERN_START): New.
9550 (arm_init_vfp_builtins): New.
9551 (arm_init_builtins): Add arm_init_vfp_builtins.
9552 (arm_expand_vfp_builtin): New.
9553 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9555 * config/arm/arm_vfp_builtins.def: New file.
9556 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9557 (arm-builtins.o): Likewise.
9559 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9562 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9563 from constant while creating value range.
9565 2016-09-23 Renlin Li <renlin.li@arm.com>
9567 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9568 (ira_init_once): Here.
9570 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9571 Jakub Jelinek <jakub@redhat.com>
9573 * hooks.h (hook_uint_uintp_false): Rename to...
9574 (hook_bool_uint_uintp_false): ... this.
9575 * hooks.c (hook_uint_uintp_false): Rename to...
9576 (hook_bool_uint_uintp_false): ... this.
9577 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9578 instead of hook_uint_uintp_false.
9580 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9582 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9583 (arm_init_builtins): Move body of a loop to the standalone
9584 function arm_init_neon_builtin.
9585 (arm_expand_neon_builtin_1): New. Update comment. Function body
9586 moved from arm_neon_builtin with some white-space fixes.
9587 (arm_expand_neon_builtin): Move code into the standalone function
9588 arm_expand_neon_builtin_1.
9590 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9592 * config/arm/iterators.md (VCVTHI): New.
9593 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9597 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9598 (V_HALF): Add V4HF. Fix white-space.
9599 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9600 (V_s_elem): Likewise.
9601 (V_sz_elem): Fix white-space.
9602 (V_elem_ch): Likewise.
9604 (scalar_mul_constraint): Add V8HF and V4HF.
9605 (Is_float_mode): Fix white-space.
9606 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9607 (q): Add HF. Fix white-space.
9610 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9611 (neon_vfm_lane_as): New.
9612 * config/arm/neon.md (add<mode>3_fp16): New.
9613 (sub<mode>3_fp16): New.
9614 (mul<mode>3add<mode>_neon): New.
9615 (fma<VH:mode>4_intrinsic): New.
9616 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9617 (fmsub<VH:mode>4_intrinsic): New.
9618 (<absneg_str><mode>2): New.
9619 (neon_v<absneg_str><mode>): New.
9620 (neon_v<fp16_rnd_str><mode>): New.
9621 (neon_vrsqrte<mode>): New.
9622 (neon_vpaddv4hf): New.
9623 (neon_vadd<mode>): New.
9624 (neon_vsub<mode>): New.
9625 (neon_vmulf<mode>): New.
9626 (neon_vfma<VH:mode>): New.
9627 (neon_vfms<VH:mode>): New.
9628 (neon_vc<cmp_op><mode>): New.
9629 (neon_vc<cmp_op><mode>_fp16insn): New
9630 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9631 (neon_vca<cmp_op><mode>): New.
9632 (neon_vca<cmp_op><mode>_fp16insn): New.
9633 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9634 (neon_vc<cmp_op>z<mode>): New.
9635 (neon_vabd<mode>): New.
9636 (neon_v<maxmin>f<mode>): New.
9637 (neon_vp<maxmin>fv4hf: New.
9638 (neon_<fmaxmin_op><mode>): New.
9639 (neon_vrecps<mode>): New.
9640 (neon_vrsqrts<mode>): New.
9641 (neon_vrecpe<mode>): New (VH variant).
9642 (neon_vdup_lane<mode>_internal): New.
9643 (neon_vdup_lane<mode>): New.
9644 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9645 (neon_vcvt<sup><mode>): New (VH variant).
9646 (neon_vcvt<sup>_n<mode>): New (VH variant).
9647 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9648 (neon_vcvt<vcvth_op><sup><mode>): New.
9649 (neon_vmul_lane<mode>): New.
9650 (neon_vmul_n<mode>): New.
9651 * config/arm/unspecs.md (UNSPEC_VCALE): New
9652 (UNSPEC_VCALT): New.
9653 (UNSPEC_VFMA_LANE): New.
9654 (UNSPECS_VFMS_LANE): New.
9656 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9658 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9659 ("*extzv<mode><clobbercc_or_nocc>"):
9660 Correct a typo in a comment.
9662 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9663 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9664 ("*insv<mode>_zEC12_appendbitsleft")
9665 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9666 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9667 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9668 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9669 Provide pattern with operands switched.
9670 ("*pre_z10_extv<mode>"):
9671 Use new subst patterns.
9672 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9673 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9674 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9675 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9676 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9677 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9678 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9680 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9681 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9682 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9684 ("SINT"): New mode_iterator with SI, HI, QI.
9685 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9686 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9689 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9691 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9692 new interface of s390_contiguous_bitmask_p.
9693 ("contiguous_bitmask_nowrap_operand"): New predicate.
9694 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9695 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9696 of s390_contiguous_bitmask_p.
9697 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9698 ("NxxSw"): New constraint.
9699 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9700 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9702 (s390_contiguous_bitmask_nowrap_p): Export.
9703 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9704 former s390_contiguous_bitmask_p.
9705 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9706 detect contiguous bit ranges with wraparound. Change signature to
9707 return START and END position instead of POS and LENGTH.
9708 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9709 ranges with wraparound.
9710 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9711 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9712 Adapt to new signature of s390_contiguous_bitmask_p.
9714 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9716 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9717 (create_intersect_range_checks): New.
9718 (vect_create_cond_for_alias_checks): Call above function.
9720 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9722 * config/arm/iterators.md (Code iterators): Fix some white-space
9726 (FCVT): Moved from vfp.md.
9727 (VCVT_HF_US_N): New.
9728 (VCVT_SI_US_N): New.
9733 (FCVTI32typename): Moved from vfp.md.
9734 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9735 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9736 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9737 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9738 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9740 (fp16_rnd_str): New.
9741 (fp16_rnd_insn): New.
9742 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9743 (UNSPEC_VCVT_HF_U_N): New.
9744 (UNSPEC_VCVT_SI_S_N): New.
9745 (UNSPEC_VCVT_SI_U_N): New.
9746 (UNSPEC_VCVTH_S): New.
9747 (UNSPEC_VCVTH_U): New.
9748 (UNSPEC_VCVTA_S): New.
9749 (UNSPEC_VCVTA_U): New.
9750 (UNSPEC_VCVTM_S): New.
9751 (UNSPEC_VCVTM_U): New.
9752 (UNSPEC_VCVTN_S): New.
9753 (UNSPEC_VCVTN_U): New.
9754 (UNSPEC_VCVTP_S): New.
9755 (UNSPEC_VCVTP_U): New.
9756 (UNSPEC_VCVTP_S): New.
9757 (UNSPEC_VCVTP_U): New.
9759 (UNSPEC_VRNDA): New.
9760 (UNSPEC_VRNDI): New.
9761 (UNSPEC_VRNDM): New.
9762 (UNSPEC_VRNDN): New.
9763 (UNSPEC_VRNDP): New.
9764 (UNSPEC_VRNDX): New.
9765 * config/arm/vfp.md (<absneg_str>hf2): New.
9767 (neon_v<fp16_rnd_str>hf): New.
9768 (neon_vrndihf): New.
9773 (*mulsf3neghf_vfp): New.
9774 (*negmulhf3_vfp): New.
9775 (*mulsf3addhf_vfp): New.
9776 (*mulhf3subhf_vfp): New.
9777 (*mulhf3neghfaddhf_vfp): New.
9778 (*mulhf3neghfsubhf_vfp): New.
9781 (fmsubhf4_fp16): New.
9785 (neon_vsqrthf): New.
9786 (neon_vrsqrtshf): New.
9787 (FCVT): Move to iterators.md.
9788 (FCVTI32typename): Likewise.
9789 (neon_vcvth<sup>hf): New.
9790 (neon_vcvth<sup>si): New.
9791 (neon_vcvth<sup>_nhf_unspec): New.
9792 (neon_vcvth<sup>_nhf): New.
9793 (neon_vcvth<sup>_nsi_unspec): New.
9794 (neon_vcvth<sup>_nsi): New.
9795 (neon_vcvt<vcvth_op>h<sup>si): New.
9796 (neon_<fmaxmin_op>hf): New.
9798 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9800 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9801 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9802 ("*insv<mode>_zEC12_appendbitsleft")
9803 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9804 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9806 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9808 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9809 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9810 construct values without normalization.
9811 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9812 static local lhs_ops to vNULL.
9814 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9815 Jiong Wang <jiong.wang@arm.com>
9817 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9818 available when FP16 instructions are available.
9819 (output_move_vfp): Add support for 16-bit data moves.
9820 (arm_validize_comparison): Fix some white-space. Support HFmode
9821 by conversion to SFmode.
9822 * config/arm/arm.md (truncdfhf2): Fix a comment.
9823 (extendhfdf2): Likewise.
9825 (movsicc): Fix some white-space.
9827 (movsfcc): Fix some white-space.
9829 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9830 instructions are available.
9831 (*thumb2_movhi_vfp): Likewise.
9832 (*arm_movhi_fp16): New.
9833 (*thumb2_movhi_fp16): New.
9834 (*movhf_vfp_fp16): New.
9835 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9836 (*movhf_vfp): Likewise.
9837 (extendhfsf2): Enable when VFP FP16 instructions are available.
9838 (truncsfhf2): Enable when VFP FP16 instructions are available.
9840 2016-09-23 Martin Liska <mliska@suse.cz>
9842 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9844 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9846 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9848 (arm_evpc_neon_vtrn): Likewise.
9849 (arm_evpc_neon_vrev): Likewise.
9850 (arm_evpc_neon_vext): Likewise.
9851 * config/arm/arm_neon.h (vbsl_f16): New.
9855 (vdup_lane_f16): New.
9856 (vdupq_lane_f16): New.
9869 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9870 (vdup_lane): New (v8hf, v4hf variants).
9871 (vext): New (v8hf, v4hf variants).
9872 (vbsl): New (v8hf, v4hf variants).
9873 * config/arm/iterators.md (VDQWH): New.
9875 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9876 (Scalar_mul_8_16): Fix white-space.
9877 (Is_d_reg): Add V4HF and V8HF.
9878 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9879 (neon_vdup_lane<mode>): New.
9880 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9881 (*neon_vtrn<mode>_insn): Likewise.
9882 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9883 (*neon_vzip<mode>_insn): Likewise
9884 (neon_vuzp<mode>_internal): Likewise.
9885 (*neon_vuzp<mode>_insn): Likewise
9886 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9888 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9889 Matthew Wahab <matthew.wahab@arm.com>
9891 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9892 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9893 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9894 available. Also fix some white-space.
9895 * config/arm/vfp.md (*arm_movhi_vfp): New.
9896 (*thumb2_movhi_vfp): New.
9898 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9900 * config/arm/arm-c.c (arm_cpu_builtins): Define
9901 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9902 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9904 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9906 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9907 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9908 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9909 arm_v8_2a_fp16_neon_hw.
9910 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9913 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9915 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9916 arm_fp16_alternative_ok and arm_fp16_none_ok.
9918 2016-09-23 Martin Liska <mliska@suse.cz>
9920 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9922 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9924 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9926 ("armv8.2-a+fp16"): New.
9927 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9928 (FL2_FP16INST): New.
9929 (FL2_FOR_ARCH8_2A): New.
9930 * config/arm/arm-tables.opt: Regenerate.
9931 * config/arm/arm.c (arm_arch8_2): New.
9932 (arm_fp16_inst): New.
9933 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9934 for incompatible fp16-format settings.
9935 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9936 (TARGET_NEON_FP16INST): New.
9937 (arm_arch8_2): Declare.
9938 (arm_fp16_inst): Declare.
9939 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9940 march=armv8.2-a and march=armv8.2-a+fp16.
9941 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9943 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9944 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9946 2016-09-23 Martin Liska <mliska@suse.cz>
9948 * doc/extend.texi: Remove fused-madd from i386 target options.
9950 2016-09-23 Martin Liska <mliska@suse.cz>
9952 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9955 2016-09-23 Martin Liska <mliska@suse.cz>
9957 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9960 2016-09-23 Martin Liska <mliska@suse.cz>
9963 * config/i386/i386.c (ix86_option_override_internal): Change
9964 signature and return false when there's an error related to
9966 (release_options_strings): New function.
9967 (ix86_valid_target_attribute_tree): Call the function.
9969 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9971 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9972 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9973 (gen_hsa_ctor_assignment): Likewise.
9974 * print-tree.c (print_node): Likewise.
9975 * tree-dump.c (dequeue_and_dump): Likewise.
9976 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9977 * expr.c (store_constructor): Likewise.
9978 * fold-const.c (operand_equal_p): Likewise.
9979 * tree-pretty-print.c (dump_generic_node): Likewise.
9980 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9981 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9983 2016-09-23 Richard Biener <rguenther@suse.de>
9985 * hooks.h (hook_uint_uintp_false): Declare.
9987 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9989 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9990 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9992 2016-09-22 Martin Sebor <msebor@redhat.com>
9995 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9996 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9997 (target_int_min): Correct computation.
9998 (format_integer): Use long long as the argument for the ll length
10000 (format_floating): Use target_int_max().
10001 (get_string_length): Same.
10002 (format_string): Avoid setting the bounded flag for strings
10004 (try_substitute_return_value): Avoid setting range info when
10005 the result isn't bounded.
10006 * varasm.c (assemble_name): Increase buffer size.
10008 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10009 Terry Guo <terry.guo@arm.com>
10011 * target.def (elf_flags_numeric): New target hook.
10012 * targhooks.h (default_asm_elf_flags_numeric): New.
10013 * varasm.c (default_asm_elf_flags_numeric): New.
10014 (default_elf_asm_named_section): Use new target hook.
10015 * config/arm/arm.opt (mpure-code): New.
10016 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10017 * config/arm/arm.c (arm_asm_init_sections): Add section
10018 attribute to default text section if -mpure-code.
10019 (arm_option_check_internal): Diagnose use of option with
10020 non supported targets and/or options.
10021 (arm_asm_elf_flags_numeric): New.
10022 (arm_function_section): New.
10023 (arm_elf_section_type_flags): New.
10024 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10026 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10027 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10029 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10031 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10033 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10035 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10036 * rtl.h: Adjust prototype.
10038 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10040 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10041 (prev_active_insn): Likewise.
10042 (active_insn_p): Likewise.
10043 * rtl.h: Adjust prototypes.
10044 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10045 * config/arc/arc.md: Likewise.
10046 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10047 (branch_needs_nop_p): Likewise.
10048 (use_skip_p): Likewise.
10049 * config/sh/sh.c (gen_block_redirect): Likewise.
10050 (split_branches): Likewise.
10051 * reorg.c (optimize_skip): Likewise.
10052 (fill_simple_delay_slots): Likewise.
10053 (fill_slots_from_thread): Likewise.
10054 (relax_delay_slots): Likewise.
10055 * resource.c (mark_target_live_regs): Likewise.
10057 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10059 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10060 type to rtx_insn *.
10061 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10062 (prev_nonnote_nondebug_insn): Likewise.
10063 * config/cris/cris-protos.h: Adjust prototype.
10065 * jump.c (rtx_renumbered_equal_p): Adjust.
10067 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10069 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10070 * rtl.h: Adjust prototype.
10071 * config/sh/sh.md: Adjust.
10072 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10074 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10076 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10077 (prev_nondebug_insn): Likewise.
10078 * loop-doloop.c (doloop_condition_get): Likewise.
10079 * rtl.h: Adjust prototype.
10080 * cfgloop.h: Likewise.
10082 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10084 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10085 (prev_nonnote_insn): Likewise.
10086 * jump.c (reversed_comparison_code_parts): Likewise.
10087 (reversed_comparison): Likewise.
10088 * rtl.h: Adjust prototypes.
10089 * config/arc/arc.md: Adjust.
10090 * cse.c (find_comparison_args): Likewise.
10091 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10092 (fix_reg_dead_note): Change argument type to rtx_insn *.
10093 (delete_prior_computation): Likewise.
10094 (delete_computation): Likewise.
10095 (fill_slots_from_thread): Adjust.
10096 (relax_delay_slots): Likewise.
10097 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10098 (simplify_relational_operation_1): Likewise.
10099 (simplify_ternary_operation): Likewise.
10101 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10103 * config/arc/arc-protos.h (arc_label_align): Change type of
10104 variables from rtx to rtx_insn *.
10105 * config/arc/arc.c (arc_label_align): Likewise.
10106 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10107 * config/bfin/bfin.c (workaround_speculation): Likewise.
10108 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10109 (find_last_same_clock): Likewise.
10110 (reorg_split_calls): Likewise.
10111 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10112 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10113 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10114 (same_cmp_following_p): Likewise.
10115 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10116 (same_cmp_following_p): Likwise.
10117 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10118 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10119 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10120 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10121 (rl78_alloc_physical_registers_cmp): Likewise.
10122 (rl78_alloc_physical_registers_umul): Likewise.
10123 (rl78_calculate_death_notes): Likewise.
10124 * config/s390/s390-protos.h (s390_label_align): Likewise.
10125 * config/s390/s390.c (s390_label_align): Likewise.
10126 * config/sh/sh.c (barrier_align): Likewise.
10127 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10128 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10129 (emit_cbcond_nop): Likewise.
10131 2016-09-22 Martin Liska <mliska@suse.cz>
10134 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10135 alias address matters, not necessarily address of original.
10137 2016-09-22 Richard Biener <rguenther@suse.de>
10139 PR middle-end/77697
10140 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10143 2016-09-22 Richard Biener <rguenther@suse.de>
10145 PR middle-end/77677
10146 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10147 from constant folding results.
10148 (gimple_resimplify2): Likewise.
10149 (gimple_resimplify3): Likewise.
10151 2016-09-22 Richard Biener <rguenther@suse.de>
10153 PR middle-end/77678
10154 * expr.c (expand_expr_real_1): Guard array access against negative
10157 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10159 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10161 (format_floating): Likewise.
10163 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10166 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10167 for all IFN_GOMP_SIMD_* internal fns, not just for
10168 IFN_GOMP_SIMD_ORDERED_*.
10170 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10173 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10174 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10175 instructions when you want to invert the test.
10176 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10177 correct order for XXSEL.
10178 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10179 for using XSCMP{EQ,GT,GE}DP.
10181 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10183 * genconstants.c (main): Introduce noop_reader and convert call
10184 to read_md_files to a method call.
10185 * genenums.c (main): Likewise.
10186 * genmddeps.c (main): Likewise.
10187 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10188 rtx_reader_ptr->get_top_level_filename ().
10189 (write_tm_preds_h): Likewise.
10190 (write_insn_preds_c): Likewise.
10191 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10192 (rtx_handle_directive): Convert to...
10193 (gen_reader::handle_unknown_directive): ...this.
10194 (init_rtx_reader_args_cb): Convert return type from bool to
10195 rtx_reader *. Create a gen_reader instance, using it for the
10196 call to read_md_files. Return it if no errors occur.
10197 (init_rtx_reader_args): Convert return type from bool to
10199 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10200 (init_rtx_reader_args_cb): Likewise.
10201 * read-md.c (struct file_name_list): Move to class rtx_reader.
10202 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10203 (read_md_filename): Delete in favor of
10204 rtx_reader::m_read_md_filename.
10205 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10206 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10207 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10208 (first_dir_md_include): Delete in favor of
10209 rtx_reader::m_first_dir_md_include.
10210 (last_dir_md_include_ptr): Delete in favor of
10211 rtx_reader::m_last_dir_md_include_ptr.
10212 (max_include_len): Delete.
10213 (rtx_reader_ptr): New.
10214 (fatal_with_file_and_line): Use get_filename and get_lineno
10215 accessors of rtx_reader_ptr.
10216 (require_char_ws): Likewise.
10217 (rtx_reader::read_char): New method, based on ::read_char.
10218 (rtx_reader::unread_char): New method, based on ::unread_char.
10219 (read_escape): Use get_filename and get_lineno accessors of
10221 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10222 (read_string): Use get_filename and get_lineno accessors of
10224 (rtx_reader::rtx_reader): New ctor.
10225 (rtx_reader::~rtx_reader): New dtor.
10226 (handle_include): Convert from a function to...
10227 (rtx_reader::handle_include): ...this method, converting
10228 handle_directive from a callback to a virtual function.
10229 (handle_file): Likewise, converting to...
10230 (rtx_reader::handle_file): ...this method.
10231 (handle_toplevel_file): Likewise, converting to...
10232 (rtx_reader::handle_toplevel_file): ...this method.
10233 (rtx_reader::get_current_location): New method.
10234 (parse_include): Convert from a function to...
10235 (rtx_reader::add_include_path): ...this method, dropping redundant
10236 update to unused max_include_len.
10237 (read_md_files): Convert from a function to...
10238 (rtx_reader::read_md_files): ...this method, converting
10239 handle_directive from a callback to a virtual function.
10240 (noop_reader::handle_unknown_directive): New method.
10241 * read-md.h (directive_handler_t): Delete this typedef.
10242 (in_fname): Delete.
10243 (read_md_file): Delete.
10244 (read_md_lineno): Delete.
10245 (read_md_filename): Delete.
10246 (class rtx_reader): New class.
10247 (rtx_reader_ptr): New decl.
10248 (class noop_reader): New subclass of rtx_reader.
10249 (read_char): Reimplement in terms of rtx_reader::read_char.
10250 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10251 (read_md_files): Delete.
10252 * read-rtl.c (read_rtx_code): Update for deletion of globals
10253 read_md_filename and read_md_lineno.
10255 2016-09-21 Jason Merrill <jason@redhat.com>
10257 * input.h (from_macro_definition_at): New.
10259 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10261 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10263 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10265 PR tree-optimization/77550
10266 * tree-vect-stmts.c (create_array_ref): Change parameters.
10267 (get_group_alias_ptr_type): New function.
10268 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10270 2016-09-21 Marek Polacek <polacek@redhat.com>
10272 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10273 Add falls through comment.
10275 2016-09-21 Richard Biener <rguenther@suse.de>
10277 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10278 (replace_child): Likewise.
10279 (remove_child_TAG): Adjust.
10280 (move_marked_base_types): Likewise.
10281 (prune_unused_types_prune): Clear die_sib of removed children.
10283 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10286 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10287 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10289 2016-09-21 Richard Biener <rguenther@suse.de>
10291 PR tree-optimization/77648
10292 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10294 (make_transitive_closure_constraints): Adjust comment.
10295 (make_any_offset_constraints): New function.
10296 (handle_rhs_call): Make sure to first expand a pointer to all
10297 subfields before transitively closing it.
10298 (handle_const_call): Likewise. Properly expand returned
10300 (handle_pure_call): Likewise.
10302 2016-09-21 Richard Biener <rguenther@suse.de>
10303 Jakub Jelinek <jakub@redhat.com>
10305 PR tree-optimization/77621
10306 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10307 group at non-vectorizable stmts.
10309 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10311 PR tree-optimization/72835
10312 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10313 (make_new_ssa_for_all_defs): Likewise.
10314 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10316 2016-09-20 Martin Sebor <msebor@redhat.com>
10318 PR middle-end/49905
10319 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10320 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10321 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10322 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10323 * config/sol2.c (solaris_printf_pointer_format): New function.
10324 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10326 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10327 * doc/tm.texi: Regenerate.
10328 * gimple-fold.h (get_range_strlen): New function.
10329 (get_maxval_strlen): Declare existing function.
10330 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10331 maximum and minimum.
10332 (get_range_strlen): Define overload.
10333 (get_maxval_strlen): Adjust.
10334 * gimple-ssa-sprintf.c: New file and pass.
10335 * passes.def (pass_sprintf_length): Add new pass.
10336 * targhooks.h (default_printf_pointer_format): Declare new function.
10337 (gnu_libc_printf_pointer_format): Same.
10338 (solaris_libc_printf_pointer_format): Same.
10339 * targhooks.c (default_printf_pointer_format): Define new function.
10340 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10341 * print-tree.c: Increase buffer size.
10343 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10345 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10347 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10349 * common.opt: New option -fipa-vrp.
10350 * ipa-cp.c (ipa_get_vr_lat): New.
10351 (ipcp_vr_lattice::print): Likewise.
10352 (print_all_lattices): Call ipcp_vr_lattice::print.
10353 (ipcp_vr_lattice::meet_with): New.
10354 (ipcp_vr_lattice::meet_with_1): Likewise.
10355 (ipcp_vr_lattice::top_p): Likewise.
10356 (ipcp_vr_lattice::bottom_p): Likewsie.
10357 (ipcp_vr_lattice::set_to_bottom): Likewise.
10358 (set_all_contains_variable): Call VR set_to_bottom.
10359 (initialize_node_lattices): Init VR lattices.
10360 (propagate_vr_accross_jump_function): New.
10361 (propagate_constants_accross_call): Call
10362 propagate_vr_accross_jump_function.
10363 (ipcp_store_vr_results): New.
10364 (ipcp_driver): Handle VR.
10365 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10366 (ipa_set_jf_unknown): Likewise.
10367 (ipa_compute_jump_functions_for_edge): Likewise.
10368 (ipa_node_params_t::duplicate): Likewise.
10369 (ipa_write_jump_function): Likewise.
10370 (ipa_read_jump_function): Likewise.
10371 (write_ipcp_transformation_info): Likewise.
10372 (read_ipcp_transformation_info): Likewise.
10373 (ipcp_update_vr): New.
10374 (ipcp_transform_function): Handle VR.
10375 * ipa-prop.h (struct ipa_vr): New.
10376 * cgraph.c: Include tree-vrp.h.
10377 * cgraphunit.c: Likewise.
10378 * ipa-utils.c: Likewise.
10380 * opts.c: Likewise.
10381 * toplev.c: Likewise.
10382 * ipa-devirt.c: Likewise.
10383 * ipa-inline-transform.c: Likewise.
10384 * ipa-inline.c: Likewise.
10385 * ipa-profile.c: Likewise.
10387 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10389 * doc/invoke.texi: Document -fdump-tree-evrp.
10390 * passes.def: Define new pass_early_vrp.
10391 * timevar.def: Define new TV_TREE_EARLY_VRP.
10392 * tree-pass.h (make_pass_early_vrp): New.
10393 * tree-ssa-propagate.c: Make replace_uses_in non static.
10394 * tree-ssa-propagate.h: Export replace_uses_in.
10395 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10396 (extract_range_from_assert): Factor out
10397 extract_range_for_var_from_comparison_expr.
10398 (vrp_initialize_lattice): New.
10399 (vrp_initialize): Factor out vrp_initialize_lattice.
10400 (vrp_valueize): Fix it to reject complex value ranges.
10401 (vrp_free_lattice): New.
10402 (evrp_dom_walker::before_dom_children): Likewise.
10403 (evrp_dom_walker::after_dom_children): Likewise.
10404 (evrp_dom_walker::push_value_range): Likewise.
10405 (evrp_dom_walker::pop_value_range): Likewise.
10406 (execute_early_vrp): Likewise.
10407 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10408 (make_pass_early_vrp): New.
10410 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10412 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10413 instead of exact_log2.
10415 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10418 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10419 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10420 (ix86_add_stmt_cost): Penalize DFmode vector operations
10421 for !TARGET_VECTORIZE_DOUBLE.
10423 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10425 * doc/invoke.texi (Warning Options): Simplify language.
10426 (Optimize Options): Complete sentence.
10428 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10430 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10433 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10436 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10437 inits on power8 and above, use the VMRGEW instruction instead of a
10440 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10441 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10444 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10446 * config/aarch64/arm_neon.h
10447 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10448 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10449 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10451 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10453 * config/var/vax.h (ELIMINABLE_REGS): Define.
10454 (INITIAL_ELIMINATION_OFFSET): Define.
10456 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10458 PR middle-end/77624
10459 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10460 cast to void * if the cast is from some other pointer type.
10462 2016-09-20 Richard Biener <rguenther@suse.de>
10464 PR tree-optimization/77646
10465 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10468 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10470 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10471 attributes to all inlined functions and make them extern.
10473 2016-09-20 Richard Biener <rguenther@suse.de>
10475 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10477 * debug.c (do_nothing_debug_hooks): Adjust.
10478 * dbxout.c (dbx_debug_hooks): Likewise.
10479 * sdbout.c (sdb_debug_hooks): Likewise.
10480 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10481 (dwarf2out_finish): Move producer, filename and
10482 path annotation ...
10483 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10484 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10486 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10489 * doc/invoke.texi: Document -Wint-in-bool-context.
10491 PR middle-end/77421
10492 * dwarf2out.c (output_loc_operands): Fix an assertion.
10494 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10496 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10497 (CR_DECIMAL_DIG): New macro.
10499 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10501 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10504 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10506 PR rtl-optimization/77416
10507 * lra-remat.c (operand_to_remat): Process hard coded insn
10510 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10512 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10513 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10515 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10517 * target.def (lra_p): Wordsmithing.
10518 * doc/tm.texi: Regenerate.
10520 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10521 Jan Hubicka <jh@suse.cz>
10524 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10525 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10526 Call ultimate_alias_target just once, not up to 4 times.
10528 2016-09-19 Richard Biener <rguenther@suse.de>
10530 * dwarf2out.c (early_dwarf_finished): New global.
10531 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10533 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10534 if called from LTO exit early.
10535 (dwarf2out_late_global_decl): When being during the early
10536 debug phase do not add locations but only const value attributes.
10537 Adjust the way we generate early DIEs for LTO.
10539 2016-09-19 Richard Biener <rguenther@suse.de>
10541 PR middle-end/77605
10542 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10543 proper niter to bound the loops.
10545 2016-09-19 Richard Biener <rguenther@suse.de>
10547 PR tree-optimization/77514
10548 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10549 search for folded stmt.
10551 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10553 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10554 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10555 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10556 fsm_find_thread_path, profitable_jump_thread_path,
10557 fsm_find_control_statement_thread_paths,
10558 find_jump_threads_backwards): Add speed_p parameter.
10559 (pass_data_early_thread_jumps): New pass.
10560 (make_pass_early_thread_jumps): New function.
10562 2016-09-17 Andreas Schwab <schwab@suse.de>
10564 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10565 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10567 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10569 * recog.c (rest_of_handle_split_after_reload): Delete.
10570 (pass_split_after_reload::gate): New method.
10571 (pass_split_after_reload::execute): Call split_all_insns directly.
10573 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10575 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10576 parameters for functions taking long long arguments.
10578 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10581 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10582 splat with truncate.
10584 2016-09-16 Jason Merrill <jason@redhat.com>
10586 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10588 * hwint.c (exact_log2): Use pow2p_hwi.
10589 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10590 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10591 * builtins.c (get_object_alignment_2, get_object_alignment)
10592 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10594 * calls.c (compute_argument_addresses, store_one_arg): Use
10596 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10597 * combine.c (force_to_mode): Use least_bit_hwi.
10598 (contains_muldiv, find_split_point, combine_simplify_rtx)
10599 (simplify_if_then_else, simplify_set, force_to_mode)
10600 (if_then_else_cond, simplify_and_const_int_1)
10601 (simplify_compare_const): Use pow2p_hwi.
10602 * cse.c (fold_rtx): Use pow2p_hwi.
10603 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10605 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10606 (init_expmed_one_conv): Use pow2p_hwi.
10607 * expr.c (is_aligning_offset): Use pow2p_hwi.
10608 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10609 (fold_binary_loc): Use pow2p_hwi.
10610 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10611 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10612 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10613 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10615 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10616 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10617 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10618 * omp-low.c (oacc_loop_fixed_partitions)
10619 (oacc_loop_auto_partitions): Use least_bit_hwi.
10620 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10621 * stor-layout.c (place_field): Use least_bit_hwi.
10622 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10623 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10624 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10625 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10626 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10627 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10628 (vect_grouped_store_supported, vect_grouped_load_supported)
10629 (vect_permute_load_chain, vect_shift_permute_load_chain)
10630 (vect_transform_grouped_load): Use pow2p_hwi.
10631 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10632 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10633 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10635 * tsan.c (instrument_expr): Use least_bit_hwi.
10636 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10638 2016-09-16 Andreas Schwab <schwab@suse.de>
10640 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10641 OFFSET, not offset.
10642 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10644 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10647 * combine.c (rest_of_handle_combine): If any edges have been purged,
10648 free dominators if available.
10650 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10651 Eric Botcazou <ebotcazou@adacore.com>
10653 PR middle-end/77594
10654 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10655 through into expand_addsub_overflow after expand_neg_overflow.
10657 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10659 * diagnostic-show-locus.c
10660 (selftest::test_fixit_insert_containing_newline): New function.
10661 (selftest::test_fixit_replace_containing_newline): New function.
10662 (selftest::diagnostic_show_locus_c_tests): Call the above.
10664 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10666 PR tree-optimization/77503
10667 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10668 code for CONST_COND_REDUCTION at analysis stage and use it at
10670 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10671 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10672 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10675 2016-09-15 Richard Biener <rguenther@suse.de>
10677 PR middle-end/77544
10678 * fold-const.c (split_tree): Do not split constant ~X.
10680 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10682 PR rtl-optimization/77425
10683 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10686 PR middle-end/77475
10687 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10688 use %qs instead of %s where desirable, use argument instead of arg in
10689 the diagnostic wording, add list of supported strategies and
10691 (ix86_option_override_internal): Emit target("m...") instead of
10692 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10693 -march/-mtune option diagnostic. Add list of supported arches/tunings
10694 and spellcheck hint. Remove prefix, suffix and sw variables, use
10695 main_args_p ? "..." : "..." in diagnostics to make translation
10698 2016-09-15 Richard Biener <rguenther@suse.de>
10700 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10701 extra offset argument.
10702 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10703 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10704 to reflect new offset parameter.
10705 * doc/tm.texi: Regenerate.
10706 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10707 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10709 (darwin_asm_output_dwarf_offset): Likewise.
10710 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10712 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10713 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10714 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10716 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10719 * ipa-icf.c (set_alias_uids): New function.
10720 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10721 all the merged variable's referring aliases.
10723 2016-09-15 Richard Biener <rguenther@suse.de>
10725 PR tree-optimization/77514
10726 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10727 only forced_stmts sequence.
10729 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10731 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10732 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10733 FOR_EACH_SSA_NAME to iterate over SSA variables.
10734 (pass_expand::execute): Likewise.
10735 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10736 * tree-cfg.c (dump_function_to_file): Likewise.
10737 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10738 (update_ssa): Likewise.
10739 * tree-ssa-alias.c (dump_alias_info): Likewise.
10740 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10741 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10742 (create_outofssa_var_map): Likewise.
10743 (coalesce_ssa_name): Likewise.
10744 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10745 * tree-ssa-pre.c (compute_avail): Likewise.
10746 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10747 (scc_vn_restore_ssa_info): Likewise.
10748 (free_scc_vn): Likwise.
10749 (run_scc_vn): Likewise.
10750 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10751 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10752 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10753 * tree-ssa.c (verify_ssa): Likewise.
10755 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10757 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10758 and mips64r2 as default 32-bit and 64-bit architectures.
10759 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10760 as default 32-bit and 64-bit architectures.
10762 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10764 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10767 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10769 * target.def (lra_p): Change commentary (for the manual) for the
10771 * doc/tm.texi: Regenerate.
10773 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10775 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10776 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10777 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10778 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10780 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10782 * targhooks.c (default_lra_p): Return true instead of false.
10784 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10786 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10787 hook_bool_void_false.
10788 * config/avr/avr.c: Ditto.
10789 * config/bfin/bfin.c: Ditto.
10790 * config/c6x/c6x.c: Ditto.
10791 * config/cr16/cr16.c: Ditto.
10792 * config/cris/cris.c: Ditto.
10793 * config/epiphany/epiphany.c: Ditto.
10794 * config/fr30/fr30.c: Ditto.
10795 * config/frv/frv.c: Ditto.
10796 * config/h8300/h8300.c: Ditto.
10797 * config/ia64/ia64.c: Ditto.
10798 * config/iq2000/iq2000.c: Ditto.
10799 * config/lm32/lm32.c: Ditto.
10800 * config/m32c/m32c.c: Ditto.
10801 * config/m32r/m32r.c: Ditto.
10802 * config/m68k/m68k.c: Ditto.
10803 * config/mcore/mcore.c: Ditto.
10804 * config/microblaze/microblaze.c: Ditto.
10805 * config/mmix/mmix.c: Ditto.
10806 * config/mn10300/mn10300.c: Ditto.
10807 * config/moxie/moxie.c: Ditto.
10808 * config/msp430/msp430.c: Ditto.
10809 * config/nios2/nios2.c: Ditto.
10810 * config/nvptx/nvptx.c: Ditto.
10811 * config/pa/pa.c: Ditto.
10812 * config/pdp11/pdp11.c: Ditto.
10813 * config/rl78/rl78.c: Ditto.
10814 * config/sparc/sparc.c: Ditto.
10815 * config/spu/spu.c: Ditto.
10816 * config/stormy16/stormy16.c: Ditto.
10817 * config/tilegx/tilegx.c: Ditto.
10818 * config/tilepro/tilepro.c: Ditto.
10819 * config/v850/v850.c: Ditto.
10820 * config/vax/vax.c: Ditto.
10821 * config/visium/visium.c: Ditto.
10822 * config/xtensa/xtensa.c: Ditto.
10824 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10827 * tsan.c: Include target.h.
10828 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10829 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10830 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10831 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10832 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10834 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10835 Martin Liska <mliska@suse.cz>
10837 PR middle-end/77574
10838 * predict.c (force_edge_cold): Add braces to a condition.
10840 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10842 PR rtl-optimization/77289
10843 * lra-constraints.c (get_final_hard_regno): Removed.
10844 (get_hard_regno): Add new parameter final_p.
10845 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10846 (operands_match_p): Adjust call to get_hard_regno.
10847 (uses_hard_regs_p): Likewise.
10848 (process_alt_operands): Likewise.
10850 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10853 * config/msp430/msp430.c (msp430_start_function): Emit an error
10854 if a function is both weak and specifies an interrupt number.
10856 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10858 PR tree-optimization/77454
10859 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10860 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10863 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10865 * config/aarch64/aarch64-builtins.c
10866 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10868 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10870 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10871 SFmode and SCmode arguments by reference.
10873 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10875 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10877 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10878 for renaming of add_fixit_insert to add_fixit_insert_before.
10879 (selftest::test_one_liner_fixit_insert_after): New function.
10880 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10881 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10882 (selftest::test_one_liner_many_fixits): Likewise.
10883 (selftest::test_diagnostic_show_locus_one_liner): Update for
10884 renaming, call new test function.
10885 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10886 renaming of add_fixit_insert to add_fixit_insert_before.
10887 (selftest::test_fixit_consolidation): Likewise.
10888 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10890 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10891 (selftest::test_applying_fixits_insert_before): ...this.
10892 (selftest::test_applying_fixits_insert): Update for renaming of
10893 add_fixit_insert to add_fixit_insert_before.
10894 (selftest::test_applying_fixits_insert_after): New function.
10895 (selftest::test_applying_fixits_insert_after_at_line_end): New
10897 (selftest::test_applying_fixits_insert_after_failure): New function.
10898 (selftest::test_applying_fixits_multiple): Update for renaming of
10899 add_fixit_insert to add_fixit_insert_before.
10900 (selftest::change_line): Likewise.
10901 (selftest::test_applying_fixits_unreadable_file): Likewise.
10902 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10903 (selftest::test_applying_fixits_column_validation): Likewise.
10904 (selftest::test_applying_fixits_column_validation): Likewise.
10905 (selftest::edit_context_c_tests): Update for renamed test function;
10906 call new test functions.
10908 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10910 PR tree-optimization/77536
10911 PR rtl-optimization/68212
10912 * config/rs6000/rs6000.md (div->recip splitter): Remove
10913 optimize_insn_for_speed_p condition.
10915 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10917 * optabs.c (prepare_cmp_insn): Update documentation comment.
10919 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10920 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10922 PR middle-end/77475
10923 * opts.h (candidates_list_and_hint): Declare.
10924 * opts-common.c (candidates_list_and_hint): New function.
10925 (cmdline_handle_error): Use it.
10927 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10929 * edit-context.c (edited_line::get_len): New accessor.
10930 (edited_file::print_diff): Split out hunk-printing into...
10931 (edited_file::print_diff_hunk): New method.
10932 (edited_file::print_diff_line): New method.
10934 2016-09-12 Andrew Pinski <apinski@cavium.com>
10936 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10938 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10939 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10940 (aarch64_operands_ok_for_ldpstp): Return false if
10941 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10942 was SImode and the alignment is less than 8 byte.
10943 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10945 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10948 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10950 2016-09-12 Marek Polacek <polacek@redhat.com>
10952 * doc/extend.texi: Use lowercase "boolean".
10953 * doc/invoke.texi: Likewise.
10954 * doc/md.texi: Likewise.
10955 * target.def: Likewise.
10956 * doc/tm.texi: Regenerated.
10958 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10960 PR middle-end/77426
10961 * expmed.c (synth_mult): Delete duplicate mode check.
10963 2016-09-10 Tom de Vries <tom@codesourcery.com>
10966 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10968 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10969 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10971 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10973 PR rtl-optimization/77289
10974 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10975 register numbers. Remove support for subregs.
10976 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10977 (get_reg_class): Delete removed get_final_hard_regno() argument.
10978 (uses_hard_regs_p): Call get_final_hard_regno().
10980 2016-09-09 Martin Sebor <msebor@redhat.com>
10984 * pretty-print.c (pp_quoted_string): New function.
10985 (pp_format): Call it for %c and %s directives.
10987 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10989 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10990 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10991 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10992 * target.def (frame_pointer_required, can_eliminate): Likewise.
10993 * doc/tm.texi: Regenerated.
10994 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10996 * df-scan.c (df_hard_reg_init): Likewise.
10997 * ira.c (ira_setup_eliminable_regset): Likewise.
10998 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10999 init_elim_table): Likewise.
11000 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11001 set_initial_elim_offsets, update_eliminables,
11002 init_elim_table): Likewise.
11003 * rtlanal.c (get_initial_register_offset): Likewise.
11004 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11005 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11006 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11007 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11008 * config/fr30/fr30.h: Fix comment.
11009 * config/frv/frv.c: Likewise.
11010 * config/frv/frv.h: Likewise.
11011 * config/ft32/ft32.h: Likewise.
11012 * config/visium/visium.h: Likewise.
11013 * config/pa/pa64-linux.h: Likewise.
11014 * config/v850/v850.h: Likewise.
11015 * config/cris/cris.c: Likewise.
11016 * config/ia64/ia64.h: Likewise.
11017 * config/moxie/moxie.h: Likewise.
11018 * config/m32r/m32r.h: Likewise.
11020 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11023 * config.in: Regenerate.
11024 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11026 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11027 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11028 static-libmpxwrappers case.
11029 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11030 MPX_LD_AS_NEEDED_GUARD_POP.
11031 * configure: Regenerate.
11032 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11033 defined if linker support "--push-state"/"--pop-state".
11035 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11037 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11039 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11041 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11042 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11043 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11044 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11045 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11046 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11047 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11049 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11050 width macros from TS 18661-1.
11051 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11053 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11056 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11057 OMP_CLAUSE_SAFELEN_EXPR.
11059 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11061 * Makefile.in (OBJS): Add substring-locations.o.
11062 * langhooks-def.h (class substring_loc): New forward decl.
11063 (lhd_get_substring_location): New decl.
11064 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11065 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11066 * langhooks.c (lhd_get_substring_location): New function.
11067 * langhooks.h (class substring_loc): New forward decl.
11068 (struct lang_hooks): Add field get_substring_location.
11069 * substring-locations.c: New file, taking definition of
11070 format_warning_va and format_warning_at_substring from
11071 c-family/c-format.c, making them non-static.
11072 * substring-locations.h (class substring_loc): Move class here
11073 from c-family/c-common.h. Add and rewrite comments.
11074 (format_warning_va): New decl.
11075 (format_warning_at_substring): New decl.
11076 (get_source_location_for_substring): Add comment.
11078 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11080 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11081 to avoid -Wnarrowing warning.
11082 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11083 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11085 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11087 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11088 Avoid use of base_offset if offset already in range.
11090 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11092 * config/sh/sh-protos.h (struct sh_atomic_model,
11093 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11094 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11095 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11096 * config/sh/sh.h (struct sh_atomic_model,
11097 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11098 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11099 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11100 Guard with __cplusplus.
11102 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11105 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11106 unsupported or unknown ISA, use expand_call.
11108 2016-09-06 Martin Liska <mliska@suse.cz>
11110 PR gcov-profile/77378
11111 PR gcov-profile/77466
11112 * tree-profile.c (tree_profiling): Detect whether target can use
11113 -fprofile-update=atomic.
11115 2016-09-06 Richard Biener <rguenther@suse.de>
11117 PR tree-optimization/77479
11118 * tree-vrp.c (update_value_range): Extend overflow handling to
11121 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11124 * config/i386/i386.md (isa): Add x64_avx512bw.
11125 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11126 (kmov_isa): New mode attr.
11127 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11128 (*zero_extend<mode>si2): Likewise.
11129 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11131 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11133 * doc/invoke.texi (SPU Options): nops -> NOPs.
11134 (x86 Options): Ditto.
11136 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11138 PR middle-end/77475
11139 * toplev.c (process_options): Temporarily set input_location
11140 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11142 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11144 PR rtl-optimization/77452
11145 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11146 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11148 2016-09-05 Marek Polacek <polacek@redhat.com>
11151 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11153 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11156 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11157 *insn_out == '*' test. Don't copy unnecessary to yet another
11158 memory buffer, and don't leak it.
11160 PR rtl-optimization/77425
11161 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11163 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11165 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11167 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11169 * common.opt (fdiagnostics-generate-patch): New option.
11170 * diagnostic.c: Include "edit-context.h".
11171 (diagnostic_initialize): Initialize context->edit_context_ptr.
11172 (diagnostic_finish): Delete context->edit_context_ptr.
11173 (diagnostic_report_diagnostic): Add fix-it hints from the
11174 diagnostic to context->edit_context_ptr, if any.
11175 * diagnostic.h (class edit_context): Add forward decl.
11176 (struct diagnostic_context): Add field "edit_context_ptr".
11177 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11178 -fdiagnostics-generate-patch.
11179 (-fdiagnostics-generate-patch): New item.
11180 * toplev.c: Include "edit-context.h".
11181 (process_options): Set global_dc->edit_context_ptr to a new
11182 edit_context if the options need one.
11183 (toplev::main): Handle -fdiagnostics-generate-patch by using
11184 global_dc->edit_context_ptr.
11186 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11189 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11190 map and firstprivate clauses on target construct for _Atomic
11192 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11193 on target construct for _Atomic qualified decls.
11194 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11196 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11197 _Atomic qualified arguments not mentioned in uniform clause.
11199 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11201 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11202 * diagnostic-color.c (color_dict): Add "diff-filename",
11203 "diff-hunk", "diff-delete", and "diff-insert".
11204 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11205 to reflect above changes.
11206 * doc/invoke.texi (-fdiagnostics-color): Update description of
11207 default GCC_COLORS, and of the supported capabilities.
11208 * edit-context.c: New file.
11209 * edit-context.h: New file.
11210 * input.c (struct fcache): Add field "missing_trailing_newline".
11211 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11213 (add_file_to_cache_tab): Likewise.
11214 (fcache::fcache): Likewise.
11215 (get_next_line): Update c->missing_trailing_newline.
11216 (location_missing_trailing_newline): New function.
11217 * input.h (location_missing_trailing_newline): New decl.
11218 * selftest-run-tests.c (selftest::run_tests): Call
11219 edit_context_c_tests.
11220 * selftest.h (edit_context_c_tests): New decl.
11222 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11223 Richard Biener <rguenth@suse.de>
11225 PR tree-optimization/77444
11226 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11227 as steptype, remove redundant initialization.
11229 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11232 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11233 (sanopt_optimize_walker): Optimize away
11234 __asan_before_dynamic_init (...) followed by
11235 __asan_after_dynamic_init () without intervening memory loads/stores.
11236 * ipa-pure-const.c (special_builtin_state): Handle
11237 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11238 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11240 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11242 * cfg.c (free_original_copy_tables): Replace second assignment of
11243 bb_copy = NULL by bb_original = NULL.
11245 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11248 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11249 assignment added in r216794.
11251 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11253 * Makefile.in (OBJS): Add typed-splay-tree.o.
11254 * selftest-run-tests.c (selftest::run_tests): Call
11255 typed_splay_tree_c_tests.
11256 * selftest.h (typed_splay_tree_c_tests): New decl.
11257 * typed-splay-tree.c: New file.
11258 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11259 (typed_splay_tree::max): New method.
11260 (typed_splay_tree::min): New method.
11261 (typed_splay_tree::foreach): New method.
11262 (typed_splay_tree::closure): New struct.
11263 (typed_splay_tree::inner_foreach_fn): New function.
11265 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11267 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11268 -fipa-cp-bit to -fipa-bit-cp.
11270 2016-09-01 Martin Sebor <msebor@redhat.com>
11272 PR tree-optimization/71831
11273 * tree-object-size.h: Return bool instead of the size and add
11274 argument for the size.
11275 * tree-object-size.c (compute_object_offset): Update signature.
11276 (addr_object_size): Same.
11277 (compute_builtin_object_size): Return bool instead of the size
11278 and add argument for the size. Handle POINTER_PLUS_EXPR when
11279 optimization is disabled.
11280 (expr_object_size): Adjust.
11281 (plus_stmt_object_size): Adjust.
11282 (pass_object_sizes::execute): Adjust.
11283 * builtins.c (fold_builtin_object_size): Adjust.
11284 * doc/extend.texi (Object Size Checking): Update.
11285 * ubsan.c (instrument_object_size): Adjust.
11287 2016-09-01 Martin Sebor <msebor@redhat.com>
11289 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11290 it fits the output of the formatted function regardless of its
11292 * genmodes.c (parser::parse_expr): Same.
11293 * gimplify.c (gimplify_asm_expr): Same.
11294 * passes.c (pass_manager::register_one_dump_file): Same.
11295 * print-tree.c (print_node): Same.
11297 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11299 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11301 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11303 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11305 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11307 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11308 * config/rs6000/vector.md: Ditto.
11309 * config/rs6000/vsx.md: Ditto.
11311 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11313 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11314 first in all cases.
11316 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11318 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11319 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11320 *return_and_restore_gpregs_<mode>_r11,
11321 *return_and_restore_gpregs_<mode>_r12,
11322 *return_and_restore_gpregs_<mode>_r1,
11323 *return_and_restore_fpregs_<mode>_r11,
11324 *return_and_restore_fpregs_<mode>_r12,
11325 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11326 directly instead of via the "l" constraint. Renumber operands.
11329 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11331 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11332 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11333 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11334 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11335 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11336 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11337 *call_value_nonlocal_darwin64, reload_macho_picbase,
11338 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11339 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11340 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11341 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11342 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11343 *save_fpregs_<mode>_r1): Ditto.
11344 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11345 *return_and_restore_gpregs_spe): Ditto.
11347 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11349 * config/rs6000/rs6000.md
11350 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11351 the use of the link register.
11352 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11354 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11355 Michael Meissner <meissner@linux.vnet.ibm.com>
11358 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11359 reg+reg addressing for TImode.
11360 (rs6000_legitimate_address_p): Only allow register indirect
11361 addressing for TImode, even without TARGET_QUAD_MEMORY.
11363 2016-09-01 Richard Biener <rguenther@suse.de>
11365 PR middle-end/77436
11366 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11367 check whether the result fits the desired result type.
11369 2016-09-01 Nathan Sidwell <nathan@acm.org>
11371 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11373 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11375 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11377 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11379 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11381 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11382 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11383 for comparisons of integer ZERO_EXTEND against zero.
11385 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11387 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11388 STV pass if -mstackrealign is enabled.
11390 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11392 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11395 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11397 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11398 (layout_range::intersects_line_p): New method.
11399 (test_range_contains_point_for_single_point): Rename to...
11400 (test_layout_range_for_single_point): ...this, and add testing
11401 for layout_range::intersects_line_p.
11402 (test_range_contains_point_for_single_line): Rename to...
11403 (test_layout_range_for_single_line): ...this, and add testing
11404 for layout_range::intersects_line_p.
11405 (test_range_contains_point_for_multiple_lines): Rename to...
11406 (test_layout_range_for_multiple_lines): ...this, and add testing
11407 for layout_range::intersects_line_p.
11408 (layout::layout): Populate m_fixit_hints.
11409 (layout::get_expanded_location): Handle the case of a line-span
11411 (layout::validate_fixit_hint_p): New method.
11412 (get_line_span_for_fixit_hint): New function.
11413 (layout::calculate_line_spans): Add spans for fixit-hints.
11414 (layout::should_print_annotation_line_p): New method.
11415 (layout::print_any_fixits): Drop param "richloc", instead using
11416 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11417 (diagnostic_show_locus): Avoid printing blank annotation lines.
11418 (selftest::test_diagnostic_context::test_diagnostic_context):
11419 Initialize show_column and start_span.
11420 (selftest::test_diagnostic_context::start_span_cb): New static
11422 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11423 (selftest::diagnostic_show_locus_c_tests): Update for function
11424 renamings. Call test_diagnostic_show_locus_fixit_lines.
11426 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11428 PR tree-optimization/73714
11429 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11431 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11433 * selftest.c: Move "namespace selftest {" to top of file,
11434 removing explicit "selftest::" qualifiers throughout.
11436 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11438 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11440 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11441 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11442 Replace builtin with vector extension.
11443 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11445 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11446 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11447 Replace builtin with vector extension.
11448 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11449 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11450 Replace builtin with vector extension.
11451 * config/i386/xmmintrin.h (__m128_u): New type.
11452 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11453 (_mm_load_ps, _mm_store_ps): Simplify.
11455 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11457 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11459 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11461 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11462 than 3 ranges per diagnostic by alternating between color 1 and
11464 (layout::layout): Replace use of rich_location::MAX_RANGES
11465 with richloc->get_num_locations ().
11466 (layout::calculate_line_spans): Replace use of
11467 rich_location::MAX_RANGES with m_layout_ranges.length ().
11468 (layout::print_annotation_line): Handle arbitrary numbers of
11469 ranges in caret-printing by defaulting to '^'.
11470 (selftest::test_one_liner_many_fixits): New function.
11471 (test_diagnostic_show_locus_one_liner): Call it.
11472 * diagnostic.c (diagnostic_initialize): Update for renaming
11473 of rich_location::MAX_RANGES to
11474 rich_location::STATICALLY_ALLOCATED_RANGES.
11475 * diagnostic.h (struct diagnostic_context): Likewise.
11477 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11479 * selftest.c (selftest::named_temp_file::named_temp_file): New
11481 (selftest::temp_source_file::~temp_source_file): Move to...
11482 (selftest::named_temp_file::~named_temp_file): ...here.
11483 (selftest::test_named_temp_file): New function.
11484 (selftest::selftest_c_tests): Call test_named_temp_file.
11485 * selftest.h (class named_temp_file): New class.
11486 (class temp_source_file): Convert to a subclass of named_temp_file.
11488 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11490 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11491 USEs of LR_REGNO in returns and sibcalls.
11492 (rs6000_output_mi_thunk): Similar.
11493 (rs6000_sibcall_aix): Similar.
11494 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11495 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11496 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11497 Remove the USE of LR_REGNO from the patterns as well. Delete an
11499 (return_internal_<mode>): Delete.
11501 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11503 * config/aarch64/aarch64-simd.md
11504 (aarch64_ld2<mode>_dreg_le): New.
11505 (aarch64_ld2<mode>_dreg_be): New.
11506 (aarch64_ld2<mode>_dreg): Removed.
11507 (aarch64_ld3<mode>_dreg_le): New.
11508 (aarch64_ld3<mode>_dreg_be): New.
11509 (aarch64_ld3<mode>_dreg): Removed.
11510 (aarch64_ld4<mode>_dreg_le): New.
11511 (aarch64_ld4<mode>_dreg_be): New.
11512 (aarch64_ld4<mode>_dreg): Removed.
11513 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11515 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11517 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11518 redundant location param.
11519 (test_one_liner_fixit_remove): Likewise.
11520 (test_one_liner_fixit_replace): Likewise.
11521 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11522 * gcc-rich-location.c
11523 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11524 get_range_from_loc. Drop overload taking a const char *.
11525 * gcc-rich-location.h
11526 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11529 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11531 * config/linux.c (linux_libc_has_function): Return true on musl.
11533 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11535 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11537 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11539 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11540 used for abnormal egdes.
11542 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11544 PR tree-optimization/72866
11545 * tree-vect-patterns.c (search_type_for_mask): Turn into
11546 a small wrapper, move all code to ...
11547 (search_type_for_mask_1): ... this new function. Add caching
11548 and adjust recursive calls.
11551 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11552 instead of lookup_type_die (type_main_variant (type)) even for array
11555 PR middle-end/77377
11556 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11557 constant pool reference return x instead of c.
11559 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11561 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11564 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11567 (selftest::test_make_location_nonpure_range_endpoints): Fix
11570 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11572 * diagnostic-show-locus.c
11573 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11575 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11576 * input.c (get_pure_location): Move to libcpp/line-map.c.
11577 * input.h (get_pure_location): Convert decl to an inline function
11578 calling implementation in libcpp.
11580 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11583 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11584 template for intel asm dialect.
11585 (vec_set_hi_<mode><mask_name>): Ditto.
11587 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11589 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11590 (selftest::fail_formatted): Likewise.
11592 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11594 * input.c (make_location): Call get_start and get_finish
11595 on the endpoints to avoid storing packed ranges or ad-hoc
11597 (selftest::test_make_location_nonpure_range_endpoints): New function.
11598 (selftest::input_c_tests): Call it.
11599 * input.h (get_start): New inline function.
11601 2016-08-29 Tom de Vries <tom@codesourcery.com>
11604 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11607 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11609 * Makefile.in (gcov-iov.h): Add dummy recipe.
11611 2016-08-29 Nathan Sidwell <nathan@acm.org>
11613 * config/nvptx/nvptx.c: #include tree-vrp.h.
11615 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11618 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11619 HIGH+LO construct during reload.
11621 2016-08-28 Tom de Vries <tom@codesourcery.com>
11624 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11625 'sysv_abi va_list' attribute.
11626 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11627 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11630 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11632 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11633 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11634 (unshare_all_rtl_again): Likewise.
11635 * function.c (assign_stack_local_1): Likewise.
11636 (assign_stack_temp_for_type): Likewise.
11638 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11640 * cfgbuild.c (make_edges): Adjust.
11641 * cfgrtl.c (can_delete_label_p): Likewise.
11642 * dwarf2cfi.c (create_trace_edges): Likewise.
11643 * except.c (sjlj_emit_dispatch_table): Likewise.
11644 * function.h (struct expr_status): make x_forced_labels a vector.
11645 * jump.c (rebuild_jump_labels_1): Adjust.
11646 * reload1.c (set_initial_label_offsets): Likewise.
11647 * stmt.c (force_label_rtx): Likewise.
11648 (expand_label): Likewise.
11650 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11652 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11654 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11656 PR tree-optimization/71077
11657 PR tree-optimization/68542
11658 * fold-const.c (fold_relational_const): Fix folding of
11659 VECTOR_CST comparisons that have a scalar boolean result type.
11660 (selftest::test_vector_folding): New static function.
11661 (selftest::fold_const_c_tests): Call it.
11663 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11665 * doc/extend.texi (SPU Built-in Functions): Remove stale
11666 references to material formerly at IBM and Sony.
11668 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11671 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11673 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11675 * diagnostic-show-locus.c
11676 (selftest::test_fixit_consolidation): New function.
11677 (selftest::diagnostic_show_locus_c_tests): Call it.
11678 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11679 constructor based on source_range.
11681 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11683 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11685 (parse_gcc_colors): Update description of default GCC_COLORS.
11686 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11687 (colorizer::set_fixit_insert): New method.
11688 (colorizer::set_fixit_delete): New method.
11689 (colorizer::get_color_by_name): New method.
11690 (colorizer::STATE_FIXIT_INSERT): New constant.
11691 (colorizer::STATE_FIXIT_DELETE): New constant.
11692 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11693 fields in favor of new field "m_stop_color". Add fields
11694 "m_fixit_insert" and "m_fixit_delete".
11695 (colorizer::colorizer): Update for above changes. Replace
11696 colorize_start calls with calls to get_color_by_name.
11697 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11698 STATE_FIXIT_DELETE. Update for field renamings.
11699 (colorizer::finish_state): Simplify by using m_stop_color,
11700 rather than multiple identical "*_ce" fields.
11701 (colorizer::get_color_by_name): New method.
11702 (layout::print_any_fixits): Print insertions and replacements
11703 using the "fixit-insert" color, and deletions using the
11704 "fixit-delete" color.
11705 * doc/invoke.texi (-fdiagnostics-color): Update description of
11706 default GCC_COLORS, and of the supported capabilities.
11708 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11710 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11711 current_function_static_stack_size variable with the static
11712 stack frame size of the current function when
11713 flag_stack_usage_info is enabled.
11715 2016-08-26 Nathan Sidwell <nathan@acm.org>
11717 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11718 assignment inside if condition.
11720 2016-08-26 Richard Biener <rguenther@suse.de>
11722 PR tree-optimization/69047
11723 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11724 extracts similar to what FRE does.
11725 (non_rewritable_mem_ref_base): Likewise.
11727 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11729 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11730 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11731 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11732 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11733 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11735 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11736 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11737 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11738 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11739 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11741 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11744 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11745 reservation duration to 15 cycles.
11746 (cortex_a8_vfp_macs): Likewise.
11747 (cortex_a8_vfp_macd): Likewise.
11748 (cortex_a8_vfp_divs): Likewise.
11749 (cortex_a8_vfp_divd): Likewise.
11751 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11753 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11754 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11756 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11757 Martin Jambhor <mjambor@suse.cz>
11759 * common.opt: New option -fipa-bit-cp.
11760 * doc/invoke.texi: Document -fipa-bit-cp.
11761 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11762 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11763 * tree-ssa-ccp.h: New header file.
11764 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11765 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11766 Replace all occurences of tree parameter by two new params: signop, int.
11767 (bit_value_unop_1): Change to bit_value_unop and export it.
11768 Replace all occurences of tree parameter by two new params: signop,
11770 (bit_value_binop): Change call from bit_value_binop_1 to
11772 (bit_value_assume_aligned): Likewise.
11773 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11774 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11776 (ccp_finalize): Skip processing if val->mask == 0.
11777 * ipa-cp.c: Include tree-ssa-ccp.h
11778 (ipcp_bits_lattice): New class.
11779 (ipcp_param_lattice (bits_lattice): New member.
11780 (print_all_lattices): Call ipcp_bits_lattice::print.
11781 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11782 (initialize_node_lattices): Likewise.
11783 (propagate_bits_accross_jump_function): New function.
11784 (propagate_constants_accross_call): Call
11785 propagate_bits_accross_jump_function.
11786 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11787 (ipcp_store_bits_results): New function.
11788 (ipcp_driver): Call ipcp_store_bits_results.
11789 * ipa-prop.h (ipa_bits): New struct.
11790 (ipa_jump_func): Add new member bits of type ipa_bits.
11791 (ipa_param_descriptor): Change decl to decl_or_type.
11792 (ipa_get_param): Change decl to decl_or_type and assert on
11794 (ipa_get_type): New function.
11795 (ipcp_transformation_summary): New member bits.
11796 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11797 (ipa_populate_param_decls): Likewise.
11798 (ipa_dump_param): Likewise.
11799 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11801 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11802 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11804 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11805 (ipa_write_jump_function): Add streaming for ipa_bits.
11806 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11807 (write_ipcp_transformation_info): Add streaming for ipa_bits
11808 summary for ltrans.
11809 (read_ipcp_transfomration_info): Add support for reading streamed
11811 (ipcp_update_bits): New function.
11812 (ipcp_transform_function): Call ipcp_update_bits.
11814 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11816 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11817 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11819 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11821 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11823 2016-08-25 Richard Biener <rguenther@suse.de>
11825 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11826 Only add locations in late dwarf.
11827 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11828 (dwarf2out_early_finish): But do it here.
11830 2016-08-24 Michael Collison <michael.collison@linaro.org>
11831 Michael Collison <michael.collison@arm.com>
11833 * config/arm/arm-modes.def: Add new condition code mode CC_V
11834 to represent the overflow bit.
11835 * config/arm/arm.c (maybe_get_arm_condition_code):
11836 Add support for CC_Vmode.
11837 (arm_gen_unlikely_cbranch): New function to generate common
11838 rtl conditional branches for overflow patterns.
11839 * config/arm/arm-protos.h: Add prototype for
11840 arm_gen_unlikely_cbranch.
11841 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11842 addsi3_compareV_upper): New patterns to support signed
11843 builtin overflow add operations.
11844 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11845 New patterns to support unsigned builtin add overflow operations.
11846 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11847 builtin overflow subtract operations,
11848 (usubv<mode>4): New patterns to support unsigned builtin subtract
11849 overflow operations.
11850 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11851 to support builtin overflow negate operations.
11853 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11856 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11858 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11859 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11862 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11864 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11865 MULTILIB_OPTIONS should be used. Small wording fixes.
11866 * genmultilib: Memorize set of all option combinations in
11867 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11868 found in MULTILIB_OPTIONS by checking if option set is listed in
11869 combination_space. Output new and existing error message to stderr.
11871 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11873 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11874 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11875 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11876 (MULTILIB_REUSE): Remove reuse rules for option set including
11877 -mfpu=fp-armv8 and -mfpu=vfpv4
11879 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11881 * config/arm/t-rtems: Add vfp multilib.
11883 2016-08-23 Ian Lance Taylor <iant@golang.org>
11885 * config/s390/s390.c (s390_asm_file_start): Call
11886 default_file_start.
11888 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11890 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11891 initialization of all 0's to the 0 constant, instead of directly
11892 generating XOR. Add support for V4SImode vector initialization on
11893 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11894 initialization. Change variables used in V4SFmode vector
11895 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11896 any memory addresses are in index form. Add support for using
11897 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11898 with all of the same element.
11899 (regno_or_subregno): New helper function to return a register
11900 number for either REG or SUBREG.
11901 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11902 Use regno_or_subregno where possible.
11903 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11904 DImode value from two SImode values in order to generate V4SImode
11905 vector initialization on 64-bit systems with direct move.
11906 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11908 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11910 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11912 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11913 attributes to initialize V8HImode and V16QImode vectors with the
11915 (VSX_SPLAT_COUNT): Likewise.
11916 (VSX_SPLAT_SUFFIX): Likewise.
11917 (UNSPEC_VSX_VEC_INIT): New unspec.
11918 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11919 Allow SFmode values to come from Altivec registers.
11920 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11921 on 64-bit systems with direct move.
11922 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11923 vector initializations, to allow V4SImode vector initializations
11924 on 64-bit systems with direct move.
11925 (vsx_splat_v4si): Likewise.
11926 (vsx_splat_v4si_di): Likewise.
11927 (vsx_splat_v4sf): Likewise.
11928 (vsx_splat_v4sf_internal): Likewise.
11929 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11931 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11932 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11933 initializing V8HImode and V16QImode vectors with the same
11935 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11936 optimization if -maltivec=be.
11938 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11940 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11941 attribute for alternatives 3 and 4.
11943 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11945 * selftest.c (selftest::assert_str_contains): New function.
11946 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11947 * selftest.h (selftest::assert_str_contains): New decl.
11948 (ASSERT_STR_CONTAINS): New macro.
11950 2016-08-23 Richard Biener <rguenther@suse.de>
11952 PR tree-optimization/77286
11953 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11955 (vect_transform_loop): Split exit edges of loop and scalar
11956 loop if required and at the appropriate time.
11958 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11960 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11961 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11963 Correct a typo in a comment.
11965 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11967 * config/s390/s390.md ("*andc_split"): New splitter for and with
11970 2016-08-23 Richard Biener <rguenther@suse.de>
11972 PR tree-optimization/27336
11973 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11974 by looking for a non-EH edge.
11975 (process_assert_insertions_for): Likewise.
11977 2016-08-23 Richard Biener <rguenther@suse.de>
11979 PR middle-end/77305
11980 * statistics.c (statistics_counter_event): Robustify against
11983 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11985 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11986 for targets amdfam10 and barcelona.
11988 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11990 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11991 (zero_extend<mode>di2): Ditto.
11992 (*zero_extend<mode>si2): Ditto.
11993 (*zero_extendqihi2): Ditto.
11995 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11997 PR middle-end/77269
11998 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11999 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12001 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12003 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12004 identical consecutive elements.
12005 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12006 the node's def stmt, avoid printing an unwanted trailing newline by
12007 replacing the call to print_gimple_stmt() with its inlined body and
12008 adjusting it to not set pp_needs_newline and to call pp_flush()
12009 instead of pp_newline_and_flush().
12011 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12013 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12014 (float32_type_node, float64_type_node, float32x_type_node)
12015 (float128x_type_node): New macros.
12016 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12017 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12018 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12019 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12020 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12021 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12022 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12023 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12024 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12025 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12026 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12027 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12028 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12029 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12030 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12031 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12032 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12033 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12034 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12036 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12037 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12038 * doc/extend.texi (Other Builtins): Document these built-in
12040 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12043 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12045 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12047 2016-08-22 Richard Biener <rguenther@suse.de>
12049 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12051 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12054 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12055 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12056 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12058 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12060 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12061 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12062 (vrp_visit_switch_stmt): Likewise.
12063 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12064 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12065 (vrp_visit_stmt): Use extract_range_from_stmt.
12066 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12068 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12070 * Makefile.in: Add tree-vrp.h to GTFILES.
12071 * gengtype.c (open_base_files): Add tree-vrp.h.
12072 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12073 * builtins.c: Likewise.
12074 * fold-const.c: Likewise.
12075 * gimple-builder.c: Likewise.
12076 * gimple-laddress.c: Likewise.
12077 * hsa-gen.c: Likewise.
12078 * internal-fn.c: Likewise.
12080 * targhooks.c: Liewise,
12081 * tree-ssa-address.c: Likewise.
12082 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12083 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12084 * tree-vrp.h: New file.
12086 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12088 PR tree-optimization/61839
12089 * tree-vrp.c (two_valued_val_range_p): New.
12090 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12091 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12092 Also Convert VAR BINOP CST where VAR is two-valued to
12093 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12095 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12097 * diagnostic-show-locus.c
12098 (layout::annotation_line_showed_range_p): New method.
12099 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12100 Reimplement case fixit_hint::REPLACE to cover removals, and
12101 replacements where the range of the replacement isn't one
12102 of the ranges in the rich_location.
12103 (test_one_liner_fixit_replace): Likewise.
12104 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12106 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12108 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12110 * diagnostic.c (print_parseable_fixits): Remove case
12111 fixit_hint::REMOVE.
12113 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12116 * config/i386/i386.c (ix86_option_override_internal): Remove
12117 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12118 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12119 Do not try to enable TARGET_PRFCHW ISA flag here.
12120 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12121 Rewrite expander function body.
12122 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12124 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12127 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12128 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12129 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12130 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12131 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12132 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12133 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12134 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12135 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12137 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12139 (struct floatn_type_info): New structure type.
12140 (floatn_nx_types): New variable declaration.
12141 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12142 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12143 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12144 * tree.c (floatn_nx_types): New variable.
12145 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12146 corresponding complex types.
12147 * target.def (floatn_mode): New hook.
12148 * targhooks.c: Include "real.h".
12149 (default_floatn_mode): New function.
12150 * targhooks.h (default_floatn_mode): New prototype.
12151 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12153 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12154 effective-target and dg-add-options keywords.
12155 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12156 Document new effective-target keywords.
12157 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12158 * doc/tm.texi: Regenerate.
12159 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12160 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12161 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12163 * real.h (struct real_format): Add field ieee_bits.
12164 * real.c (ieee_single_format, mips_single_format)
12165 (motorola_single_format, spu_single_format, ieee_double_format)
12166 (mips_double_format, motorola_double_format)
12167 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12168 (ieee_extended_intel_128_format)
12169 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12170 (mips_extended_format, ieee_quad_format, mips_quad_format)
12171 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12172 (decimal_double_format, decimal_quad_format, ieee_half_format)
12173 (arm_half_format, real_internal_format: Initialize ieee_bits
12175 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12176 float128_type_node. Set float80_type_node to float64x_type_node
12177 if appropriate and long_double_type_node not appropriate.
12178 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12179 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12180 Initialize ieee_bits field.
12181 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12182 (rs6000_init_builtins): Set ieee128_float_type_node to
12183 float128_type_node.
12184 (rs6000_floatn_mode): New function.
12186 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12188 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12189 _rdseed64_step): Uglify argument names and/or local variable names
12190 in inline functions.
12191 * config/i386/rtmintrin.h (_xabort): Likewise.
12192 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12193 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12194 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12195 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12196 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12197 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12198 _mm_maskz_ternarylogic_epi32): Likewise.
12199 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12200 __lwpins32, __lwpins64): Likewise.
12201 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12202 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12203 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12204 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12205 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12206 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12207 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12208 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12209 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12210 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12211 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12212 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12213 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12214 _mm256_mask_i64gather_epi32): Likewise.
12215 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12216 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12217 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12218 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12219 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12220 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12221 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12222 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12223 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12224 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12225 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12226 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12227 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12228 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12229 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12230 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12231 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12232 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12234 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12236 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12237 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12239 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12240 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12242 (_rdpkru_u32): Add space after function name.
12244 * config/i386/t-i386 (i386-c.o): Don't depend on
12245 i386-builtin-types.inc.
12246 (i386.o): Depend on i386-builtin-types.inc.
12248 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12251 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12252 Use const_vec_duplicate to check for duplicated elements.
12254 2016-08-19 Richard Biener <rguenther@suse.de>
12256 PR tree-optimization/77290
12257 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12258 Fix flag_tree_parallelize_loops check.
12260 2016-08-19 Richard Biener <rguenther@suse.de>
12262 * match.pd (x | 0 -> x): Add.
12264 2016-08-19 Richard Biener <rguenther@suse.de>
12266 PR tree-optimization/77286
12267 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12268 Deal with virtual PHIs being out-of-order.
12270 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12272 * doc/invoke.texi (fverbose-asm): Note that source code lines
12273 are emitted, and provide an example.
12274 * final.c (asm_show_source): New function.
12275 (final_scan_insn): Call asm_show_source.
12277 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12279 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12280 param with diagnostic_kind.
12281 (class colorizer): Similarly replace field m_diagnostic with
12283 (colorizer::colorizer): Replace diagnostic
12284 param with diagnostic_kind.
12285 (colorizer::begin_state): Update for above field change.
12286 (layout::layout): Replace diagnostic param with rich_location *
12287 and diagnostic_kind.
12288 (diagnostic_show_locus): Replace diagnostic param with richloc
12289 and diagnostic_kind.
12290 (class selftest::test_diagnostic_context): New class.
12291 (selftest::test_diagnostic_show_locus_unknown_location): New
12293 (selftest::test_one_liner_simple_caret): New function.
12294 (selftest::test_one_liner_caret_and_range): New function.
12295 (selftest::test_one_liner_multiple_carets_and_ranges): New
12297 (selftest::test_one_liner_fixit_remove): New function.
12298 (selftest::test_one_liner_fixit_replace): New function.
12299 (selftest::test_diagnostic_show_locus_one_liner): New function.
12300 (selftest::diagnostic_show_locus_c_tests): Call the new test
12302 * diagnostic.c (diagnostic_initialize): Initialize
12303 colorize_source_p, show_ruler_p and parseable_fixits_p.
12304 (default_diagnostic_finalizer): Update for change to
12305 diagnostic_show_locus.
12306 (diagnostic_append_note): Likewise.
12307 * diagnostic.h (diagnostic_show_locus): Replace
12308 const diagnostic_info * param with location * and diagnostic_t.
12310 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12312 * input.c (saved_line_table): New global.
12313 (class selftest::temp_line_table): Rename to line_table_test and
12314 move declaration to selftest.h, and drop field m_old_line_table.
12315 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12316 (selftest::line_table_test::line_table_test): ...this. Add a
12317 default ctor. Store current value of line_table within
12319 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12320 (selftest::line_table_test::~line_table_test): ...this, and
12321 restore line_table from the saved_line_table, rather than
12323 (selftest::test_accessing_ordinary_linemaps): Update for above
12325 (selftest::test_lexer): Likewise.
12326 (struct selftest::lexer_test): Likewise.
12327 (selftest::lexer_test::lexer_test): Likewise.
12328 (selftest::input_c_tests): Move the looping over test cases from
12330 (selftest::for_each_line_table_case): New function.
12331 * input.h (saved_line_table): New decl.
12332 * selftest.h (struct selftest::line_table_case): New forward decl.
12333 (class selftest::line_table_test): New class, moved here from
12334 selftest::temp_line_table in input.c, and renamed.
12335 (selftest::for_each_line_table_case): New decl.
12337 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12340 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12342 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12344 PR middle-end/70895
12345 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12346 enclosing parallel construct for reduction variables on OpenACC loop
12349 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12351 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12352 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12354 (function_to_dwarf_procedure): Update comment.
12356 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12358 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12360 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12362 * selftest.c (selftest::temp_source_file::~temp_source_file):
12363 Evict m_filename from the diagnostic file cache.
12365 2016-08-18 Richard Biener <rguenther@suse.de>
12367 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12368 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12369 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12370 clone materialization.
12371 * passes.def (all_late_ipa_passes): Start with
12372 pass_materialize_all_clones.
12373 * cgraphunit.c (symbol_table::compile): Remove call to
12374 materialize_all_clones.
12375 * tree-into-ssa.c: Include statistics.h.
12376 (update_ssa): Count number of times we do incremental/rewrite
12379 2016-08-18 Richard Biener <rguenther@suse.de>
12381 PR tree-optimization/77282
12382 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12383 When doing auto-parallelizing also prevent use of PHIs that
12384 carry dependences across loop backedges.
12386 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12387 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12389 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12391 2016-08-18 Richard Biener <rguenther@suse.de>
12393 * ssa-iterators.h (ssa_vuse_operand): New inline.
12394 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12395 (predicate_all_scalar_phis): Use remove_phi_node to remove
12396 phi nodes predicated. Delay removing virtual PHIs.
12397 (predicate_mem_writes): Update virtual operands.
12398 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12399 (tree_if_conversion): Do not rewrite virtual SSA form.
12400 * tree-phinodes.c (release_phi_node): Make static.
12401 * tree-phinodes.h (release_phi_node): Remove.
12403 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12405 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12406 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12407 twice to define those.
12408 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12409 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12410 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12411 * config/i386/i386-builtin.def: New file.
12413 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12415 * input.c (get_source_range_for_char): Rename to...
12416 (selftest::get_source_range_for_char): ...this, and move within
12417 the #if CHECKING_P guard.
12418 (get_num_source_ranges_for_substring): Rename to...
12419 (selftest::get_num_source_ranges_for_substring): ...this, move
12420 within the #if CHECKING_P guard, and make static.
12421 (selftest::assert_num_substring_ranges): Initialize
12424 2016-08-18 Alan Modra <amodra@gmail.com>
12426 PR rtl-optimization/72771
12427 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12428 when find_reloads_toplev returns address_reloaded==-1.
12429 (alternative_allows_const_pool_ref): Update comment.
12431 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12433 PR tree-optimization/71752
12434 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12435 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12437 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12439 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12440 instead of testing ECF_NORETURN bit in gimple_call_flags.
12441 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12442 * predict.c (tree_bb_level_predictions): Likewise.
12443 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12445 PR middle-end/77259
12446 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12447 turning a call into __builtin_unreachable-like noreturn call, adjust
12448 gimple_call_set_fntype.
12449 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12450 gimple_call_fntype has void return type.
12452 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12454 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12455 maybe_lookup_decl, to handle nested acc loop directives.
12457 2016-08-17 Richard Biener <rguenther@suse.de>
12459 PR tree-optimization/76490
12460 * tree-vrp.c (update_value_range): Preserve overflow infinities
12461 when intersecting with ranges from get_range_info.
12462 (operand_less_p): Handle overflow infinities correctly.
12463 (value_range_constant_singleton): Use vrp_operand_equal_p
12464 to handle overflow max/min correctly.
12465 (vrp_valueize): Likewise.
12466 (union_ranges): Likewise.
12467 (intersect_ranges): Likewise.
12468 (vrp_visit_phi_node): Improve iteration limitation to only
12469 apply when we'll possibly re-visit the PHI via a changed argument
12472 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12474 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12475 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12476 rather than those that should not be built.
12478 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12481 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12483 2016-08-17 Richard Biener <rguenther@suse.de>
12485 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12486 (verify_vssa): New function verifying virtual SSA form.
12487 (verify_ssa): Call it.
12488 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12489 Do not apply loop-closed SSA handling to virtuals.
12490 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12491 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12492 when rewriting their symbol.
12493 (prepare_def_site_for): Likewise.
12494 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12495 operands of moved stmts.
12497 2016-08-17 Richard Biener <rguenther@suse.de>
12499 PR tree-optimization/23855
12500 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12501 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12502 find guards to hoist. Do not update SSA form but rewrite virtuals
12503 into loop closed SSA.
12504 (find_loop_guard): Adjust to skip already hoisted guards. Do
12505 not mark virtuals for renaming or update SSA form.
12507 2016-08-17 Martin Liska <mliska@suse.cz>
12509 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12510 a LONG_LONG_TYPE_SIZE comparison.
12511 * gcov-io.h: Remove macro definitions.
12512 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12513 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12516 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12518 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12519 that builtins not mentioned in bdesc_* arrays come first, then
12520 the ones mentioned in bdesc_* arrays in the order they appear in
12521 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12522 IX86_BUILTIN__BDESC_*_LAST enumerator.
12523 (bdesc_mpx): Fix up a comment typo.
12524 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12525 __builtin_ia32_vpcomneu[bwdq] builtins.
12526 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12527 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12528 enum ix86_builtins ordering.
12529 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12530 for direct bdesc_* array member access instead of searching all the
12531 arrays until an fcode match is found.
12533 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12535 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12536 pattern as define_insn_and_split. Split insn before reload to
12538 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12539 <shift_insn><mode>3_1.
12540 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12541 <rotate_insn><mode>3_1.
12543 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12546 * input.c (get_source_range_for_substring): Rename to...
12547 (get_source_location_for_substring): ...this, adding param
12548 "caret_idx", and converting output param from source_range * to
12550 (get_source_range_for_char): New function.
12551 (get_num_source_ranges_for_substring): Update comment to reflect
12553 (assert_char_at_range): Update to use get_source_range_for_char
12554 rather than get_source_range_for_substring.
12555 (test_lexer_string_locations_concatenation_2): Likewise.
12556 * substring-locations.h (get_source_range_for_substring): Rename
12558 (get_source_location_for_substring): ...this, and adding param
12559 "caret_idx", and converting output param from source_range * to
12562 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12564 * input.c (class selftest::temp_source_file): Move to
12566 (selftest::temp_source_file::temp_source_file): Move to
12568 (selftest::temp_source_file::~temp_source_file): Likewise.
12569 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12571 (selftest::temp_source_file::~temp_source_file): Likewise.
12572 * selftest.h (class selftest::temp_source_file): Move here from
12575 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12578 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12579 inlining, add cgraph edge for the added __builtin_unreachable call.
12581 PR middle-end/67485
12582 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12583 only cast it to SHWI for the final comparison.
12585 2016-08-16 Martin Liska <mliska@suse.cz>
12587 PR gcov-profile/36412
12588 * doc/gcov.texi: Document --hash-filenames(-x).
12589 * gcov.c (print_usage): Add the option.
12590 (process_args): Process the option, sort options alphabetically.
12591 (md5sum_to_hex): New function.
12592 (make_gcov_file_name): Do the md5sum and append it to a
12595 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12597 PR tree-optimization/69848
12598 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12599 and swtich operands to avoid additional NOT instruction.
12600 (vcond<v_cmp_mixed><mode>): Ditto.
12601 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12603 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12605 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12607 2016-08-16 Richard Biener <rguenther@suse.de>
12609 PR tree-optimization/76783
12610 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12611 BB visited flags at start.
12613 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12615 PR tree-optimization/72817
12616 PR tree-optimization/73450
12617 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12618 multiple_of_p for adjusted IV.base.
12620 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12623 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12624 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12625 for !flag_finite_math_only or flag_signed_zeros.
12626 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12627 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12628 depend on flag_finite_math_only.
12629 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12631 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12632 (*ieee_smin<mode>3): Ditto.
12633 (*ieee_smax<mode>3): Ditto.
12634 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12635 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12637 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12638 depend on flag_finite_math_only.
12639 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12640 (*mmx_<code>v2sf3): Remove.
12641 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12642 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12643 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12645 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12647 PR rtl-optimization/73650
12648 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12649 it is not a simple move.
12651 2016-08-15 Martin Liska <mliska@suse.cz>
12654 * gcc.c (do_spec_1): Call save_string with the right size.
12655 (save_string): Do an assert about string we copy.
12657 2016-08-15 Richard Biener <rguenther@suse.de>
12659 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12660 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12662 (pass_data_stv): Likewise.
12664 2016-08-15 Richard Biener <rguenther@suse.de>
12666 PR tree-optimization/73434
12667 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12668 TBAA info on the base when forwarding a non-invariant address.
12670 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12672 * dwarf2out.c (struct checksum_attributes): Add
12673 at_string_length_bit_size and at_string_length_byte_size fields.
12674 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12675 and DW_AT_string_length_byte_size.
12676 (die_checksum_ordered): Handle at_string_length_bit_size and
12677 at_string_length_byte_size.
12678 (gen_array_type_die): For dwarf_version >= 5 emit
12679 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12680 (adjust_string_types): For dwarf_version >= 5 remove
12681 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12682 (resolve_addr): Likewise.
12685 * dwarf2out.c (string_types): New variable.
12686 (gen_array_type_die): Change early_dwarf handling of
12687 DW_AT_string_length, create DW_OP_call4 referencing the
12688 length var temporarily. Handle parameters that are pointers
12690 (adjust_string_types): New function.
12691 (gen_subprogram_die): Temporarily set string_types to local var,
12692 call adjust_string_types if needed.
12693 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12695 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12697 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12699 * doc/install.texi (*-*-solaris2*): Fix version number and document
12700 requirement on GNU make for building libjava with the Solaris linker.
12702 2016-08-15 Martin Liska <mliska@suse.cz>
12703 Jakub Jelinek <jakub@redhat.com>
12705 PR tree-optimization/72824
12706 * tree-loop-distribution.c (const_with_all_bytes_same)
12707 <case VECTOR_CST>: Fix a typo.
12709 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12712 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12713 Renamed from _mm512_undefined_si512.
12714 (_mm_undefined_si512): New definition.
12716 2016-08-13 Richard Biener <rguenther@suse.de>
12718 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12719 into PHIs and update the lattice for its def.
12721 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12724 * ubsan.c (instrument_si_overflow): Pass true instead of false
12726 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12727 of bbs. Return TODO_cleanup_cfg if any returned true.
12729 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12731 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12732 ISA 3.0 MTVSRDD instruction.
12733 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12736 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12738 PR tree-optimization/71083
12739 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12740 bitfield access when possible.
12742 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12744 PR middle-end/71654
12745 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12746 sign-changing cast from a shorter unsigned type to a wider
12749 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12751 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12752 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12753 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12755 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12757 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12758 Correct costs for vec_construct.
12760 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12762 PR tree-optimization/69848
12763 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12764 type CONST_COND_REDUCTION.
12765 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12766 reudction type CONST_COND_REDUCTION.
12768 2016-08-12 Richard Biener <rguenther@suse.de>
12770 PR tree-optimization/57326
12771 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12772 returning an SSA name.
12773 (phi_translate_1): When fully_constant_expression returns a NAME
12774 make sure we have a leader for it.
12776 2016-08-12 Martin Liska <mliska@suse.cz>
12777 Adam Fineman <afineman@afineman.com>
12779 * gcov.c (process_file): Create .gcov file when .gcda
12782 2016-08-12 Marek Polacek <polacek@redhat.com>
12785 * alias.c (find_base_value): Adjust fall through comment.
12786 * cfgexpand.c (expand_debug_expr): Likewise.
12787 * combine.c (find_split_point): Likewise.
12788 (expand_compound_operation): Likewise. Add FALLTHRU.
12789 (make_compound_operation): Adjust fall through comment.
12790 (canon_reg_for_combine): Add FALLTHRU.
12791 (force_to_mode): Adjust fall through comment.
12792 (simplify_shift_const_1): Likewise.
12793 (simplify_comparison): Likewise.
12794 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12796 * config/aarch64/predicates.md: Likewise.
12797 * config/i386/i386.c (function_arg_advance_32): Likewise.
12798 (ix86_gimplify_va_arg): Likewise.
12799 (print_reg): Likewise.
12800 (ix86_print_operand): Likewise.
12801 (ix86_build_const_vector): Likewise.
12802 (ix86_expand_branch): Likewise.
12803 (ix86_sched_init_global): Adjust fall through comment.
12804 (ix86_expand_args_builtin): Add FALLTHRU.
12805 (ix86_expand_builtin): Likewise.
12806 (ix86_expand_vector_init_one_var): Likewise.
12807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12808 (rs6000_adjust_cost): Likewise.
12809 (insn_must_be_first_in_group): Likewise.
12810 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12811 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12812 * df-scan.c (df_uses_record): Likewise.
12813 * dojump.c (do_jump): Add FALLTHRU.
12814 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12816 (resolve_args_picking_1): Adjust fall through comment.
12817 (loc_list_from_tree_1): Likewise.
12818 * expmed.c (make_tree): Likewise.
12819 * expr.c (expand_expr_real_2): Add FALLTHRU.
12820 (expand_expr_real_1): Likewise. Adjust fall through comment.
12821 * fold-const.c (const_binop): Adjust fall through comment.
12822 (fold_truth_not_expr): Likewise.
12823 (fold_cond_expr_with_comparison): Add FALLTHRU.
12824 (fold_binary_loc): Likewise.
12825 (contains_label_1): Adjust fall through comment.
12826 (multiple_of_p): Likewise.
12827 * gcov-tool.c (process_args): Add FALLTHRU.
12828 * genattrtab.c (check_attr_test): Likewise.
12829 (write_test_expr): Likewise.
12830 * genconfig.c (walk_insn_part): Likewise.
12831 * genpreds.c (validate_exp): Adjust fall through comment.
12832 (needs_variable): Likewise.
12833 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12834 (subst_dup): Likewise.
12835 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12836 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12837 (gimplify_scan_omp_clauses): Add FALLTHRU.
12838 (goa_stabilize_expr): Likewise.
12839 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12841 * hsa-gen.c (get_address_from_value): Likewise.
12842 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12843 * ira.c (ira_setup_alts): Add FALLTHRU.
12844 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12846 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12847 * opts.c (common_handle_option): Likewise.
12848 * read-rtl.c (read_rtx_code): Likewise.
12849 * real.c (round_for_format): Likewise.
12850 * recog.c (asm_operand_ok): Likewise.
12851 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12852 * reload1.c (set_label_offsets): Likewise.
12853 (eliminate_regs_1): Likewise.
12854 (reload_reg_reaches_end_p): Likewise.
12855 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12856 (rtx_cost): Likewise.
12857 * sched-rgn.c (is_exception_free): Likewise.
12858 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12859 * stor-layout.c (int_mode_for_mode): Likewise.
12860 * toplev.c (print_to_asm_out_file): Likewise.
12861 (print_to_stderr): Likewise.
12862 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12863 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12864 (chrec_fold_multiply): Likewise.
12865 (evolution_function_is_invariant_rec_p): Likewise.
12866 (for_each_scev_op): Likewise.
12867 * tree-data-ref.c (siv_subscript_p): Likewise.
12868 (get_references_in_stmt): Likewise.
12869 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12870 (substitute_in_expr): Likewise.
12871 (type_cache_hasher::equal): Likewise.
12872 (walk_type_fields): Likewise.
12873 * var-tracking.c (adjust_mems): Add FALLTHRU.
12874 (set_dv_changed): Adjust fall through comment.
12875 * varasm.c (default_function_section): Add FALLTHRU.
12877 2016-08-12 Marek Polacek <polacek@redhat.com>
12880 * tree-complex.c (expand_complex_division): Add missing break.
12882 2016-08-12 Richard Biener <rguenther@suse.de>
12884 * passes.c (execute_todo): Do not push/pop TV_TODO.
12885 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12886 (execute_one_pass): Likewise.
12887 * common.opt (ftime-report-details): New switch.
12888 * doc/invoke.texi (ftime-report-details): Document.
12889 * timevar.h (timer::print_row): Adjust signature.
12890 (timer::all_zero): New static helper.
12891 (timer::child_map_t): New typedef.
12892 (timer::time_var_def): Add children field.
12893 * timevar.c (timer::named_items::print): Adjust.
12894 (timer::~timer): Free timevar recorded children.
12895 (timer::pop_internal): When -ftime-report-details record
12896 time spent in sub-timevars.
12897 (timer::print_row): Adjust.
12898 (timer::print): Print sub-timevar stats, use all_zero.
12899 * timevar.def (TV_TODO): Remove.
12901 2016-08-12 Richard Biener <rguenther@suse.de>
12903 PR tree-optimization/72851
12904 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12905 worklists to use bitmaps indexed in execution order.
12906 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12907 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12908 (cfg_blocks): Make a bitmap.
12909 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12911 (cfg_blocks_empty_p): Adjust.
12912 (cfg_blocks_add): Likewise.
12913 (cfg_blocks_get): Likewise.
12914 (add_ssa_edge): Likewise.
12915 (add_control_edge): Likewise.
12916 (simulate_stmt): Likewise.
12917 (process_ssa_edge_worklist): Likewise.
12918 (simulate_block): Likewise.
12919 (ssa_prop_init): Compute PRE order and stmt UIDs.
12920 (ssa_prop_fini): Adjust.
12921 (ssa_propagate): Adjust.
12923 2016-08-12 Richard Biener <rguenther@suse.de>
12925 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12926 the currently executable edges have fixed ranges. Always
12927 go through update_value_range.
12929 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12933 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12934 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12935 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12936 (LANG_HOOKS_DECLS): Add it.
12937 * langhooks.h (struct lang_hooks_for_decls): Add
12938 function_decl_defaulted. Const_tree-ify
12939 function_decl_explicit_p and function_decl_deleted_p.
12940 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12941 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12942 also at strict DWARF v5.
12945 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12946 TYPE_QUAL_CONST in reference-typed decls.
12949 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12950 in DW_OP_pieces, just enough to handle pointers to member
12952 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12953 expression on DWARFv5 if a constant value doesn't work.
12955 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12957 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12958 * selftest.c (selftest::test_assertions): New function.
12959 (selftest::selftest_c_tests): New function.
12960 * selftest.h (selftest::selftest_c_tests): New declaration.
12962 2016-08-11 Richard Biener <rguenther@suse.de>
12963 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12965 PR rtl-optimization/72855
12966 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12968 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12971 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12972 (vsx_store_<mode>): Likewise.
12974 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12976 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12977 TImode CONST_WIDE_INT store.
12978 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12980 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12982 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12983 mode if unaligned SSE load and store are optimal.
12985 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12987 PR tree-optimization/71083
12988 * tree-predcom.c (ref_at_iteration): Correctly align the
12991 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12993 * config/s390/s390-builtin-types.def: Add INT128 types.
12994 * config/s390/s390-builtins.def: Add INT128 variants for the add
12995 sub low-level builtins dealing with TImode.
12996 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12997 via subreg when expanding a builtin.
12998 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12999 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13001 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13002 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13003 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13004 "vacc<bhfgq>_<mode>".
13005 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13006 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13007 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13008 "vscbi<bhfgq>_<mode>".
13009 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13010 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13012 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13014 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13016 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13018 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13019 unused declaration.
13020 (vcond<v_cmp_mixed><mode>): Ditto.
13021 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13023 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13025 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13026 variable explicitly, also assert on it before use.
13028 2016-08-11 Richard Biener <rguenther@suse.de>
13030 PR tree-optimization/72772
13031 * cfgloopmanip.c (create_preheader): Use split_edge if there
13032 is a single loop entry, avoiding degenerate PHIs.
13034 2016-08-11 Richard Biener <rguenther@suse.de>
13036 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13037 unconditional TODO_cleanup_cfg.
13038 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13039 cleanup only if we threaded a jump.
13041 2016-08-11 Alan Modra <amodra@gmail.com>
13044 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13045 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13046 slow. Emit two reloads for slow mem case, first loading in
13047 fast innermode, then converting to required mode.
13049 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13051 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13052 (vec_extract_sig): New macro.
13053 (vec_insert_exp): New macro.
13054 (vec_test_data_class): New macro.
13055 (scalar_extract_exp): New macro.
13056 (scalar_extract_sig): New macro.
13057 (scalar_insert_exp): New macro.
13058 (scalar_test_data_class): New macro.
13059 (scalar_test_neg): New macro.
13060 (scalar_cmp_exp_gt): New macro.
13061 (scalar_cmp_exp_lt): New macro.
13062 (scalar_cmp_exp_eq): New macro.
13063 (scalar_cmp_exp_unordered): New macro.
13064 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13065 to enforce constraint that operand is a 7-bit unsigned literal.
13066 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13067 for power9 built-ins.
13068 (BU_P9V_VSX_2): Likewise.
13069 (BU_P9V_64BIT_VSX_2): Likewise.
13070 (VSEEDP): Add scalar extract exponent support.
13071 (VSEESP): Add scalar extract signature support.
13072 (VSTDCNDP): Add scalar test negative support.
13073 (VSTDCNSP): Likewise.
13074 (VSIEDP): Add scalar insert exponent support.
13075 (VSCEDPGT): Add scalar compare exponent greater than support.
13076 (VSCEDPLT): Add scalar compare exponent less than support.
13077 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13078 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13079 (VSTDCDP): Add scalar test data class support.
13080 (VSTDCSP): Likewise.
13081 (VSEEDP): Add overload support for scalar extract exponent
13083 (VSESDP): Add overload support for scalar extract signature
13085 (VSTDCN): Add overload support for scalar test negative
13087 (VSTDCNDP): Add overload support for scalar test negative
13089 (VSTDCNSP): Add overload support for scalar test negative
13091 (VSIEDP): Add overload support for scalar insert exponent
13093 (VSTDC): Add overload support for scalar test data class
13095 (VSTDCDP): Add overload support for scalar test data class
13097 (VSTDCSP): Add overload support for scalar test data class
13099 (VSCEDPGT): Add overload support for scalar compare exponent
13100 greater than operation.
13101 (VSCEDPLT): Add overload support for scalar compare exponent
13102 less than operation.
13103 (VSCEDPEQ): Add overload support for scalar compare exponent
13104 test-for-equality operation.
13105 (VSCEDPUO): Add overload support for scalar compare exponent
13106 test-for-unordered operation.
13107 (VEEDP): Add vector extract exponent support.
13109 (VESDP): Add vector extract significand support.
13111 (VIEDP): Add vector insert exponent support.
13113 (VTDCDP): Add vector test data class support.
13114 (VTDCSP): Likewise.
13115 (VES): Add overload support for vector extract significand operation.
13118 (VEE): Add overload support for vector extract exponent operation.
13121 (VTDC): Add overload support for vector test data class operation.
13122 (VTDCDP): Likewise.
13123 (VTDCSP): Likewise.
13124 (VIE): Add overload support for vector insert exponent operation.
13127 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13128 overloaded binary floating point functions.
13129 (altivec_resolve_overloaded_builtin): Improve error messages to
13130 distinguish between functions not supported in the current
13131 compiler configuration and functions that were invoked with an
13132 invalid parameter combination, and include the built-in function
13133 name in both error messages.
13134 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13136 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13138 (rs6000_expand_binop_builtin): Add check to enforce that argument
13139 2 of the test data class operations is a 7-bit unsigned literal.
13140 (rs6000_invalid_builtin): Add code to issue an error message if a
13141 built-in function that requires the power9_vector and -m32
13142 command-line options is compiled without these options.
13143 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13144 (UNSPEC_VSX_SXSIGDP): New value.
13145 (UNSPEC_VSX_SXSIGPDP): New value.
13146 (UNSPEC_VSX_SIEXPDP): New value.
13147 (UNSPEC_VSX_SCMPEXPDP): New value.
13148 (UNSPEC_VSX_STSTDC): New value.
13149 (UNSPEC_VSX_VXEXP): New value.
13150 (UNSPEC_VSX_VXSIG): New value.
13151 (UNSPEC_VSX_VIEXP): New value.
13152 (UNSPEC_VSX_VTSTDC): New value.
13153 (xsxexpdp): New insn for scalar extract exponent.
13154 (xsxsigdp): New insn for scalar extract significand.
13155 (xsiexpdp): New insn for scalar insert exponent.
13156 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13157 (*xscmpexpdp): New insn for scalar compare exponents.
13158 (xststdc<Fvsx): New expansion for both single- and
13159 double-precision scalar test data class operations.
13160 (xststdcneg<Fvsx>): New expansion for both single- and
13161 double-precision scalar test for negative value operations.
13162 (*xststdc<Fvsx>): New insn for scalar test data class
13164 (xvxexp<VSs>): New insn for single- and double-precision
13165 vector extract exponent operation.
13166 (xvxsig<VSs>): New insn for single- and double-precision
13167 vector extract significand operation.
13168 (xviexp<VSs>): New insn for single- and double-precision
13169 vector insert exponent operation.
13170 (xvtstdc<VSs>): New insn for single- and double-precision
13171 vector test data class operation.
13172 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13173 built-in functions to represent the Power9 binary floating-point
13174 support instructions.
13176 2016-08-10 bin cheng <bin.cheng@arm.com>
13178 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13180 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13181 Renlin Li <renlin.li@arm.com>
13182 Bin Cheng <bin.cheng@arm.com>
13184 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13185 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13186 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13187 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13188 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13189 (vcond<v_cmp_result><mode>): Ditto.
13190 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13191 (vcondu<mode><mode>): Ditto.
13192 (vcond<v_cmp_mixed><mode>): New pattern.
13193 (vcondu<mode><v_cmp_mixed>): New pattern.
13194 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13195 of aarch64_vcond_internal.
13197 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13198 Renlin Li <renlin.li@arm.com>
13199 Bin Cheng <bin.cheng@arm.com>
13201 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13202 (vec_cmp<mode><v_cmp_result>): New pattern.
13203 (vec_cmpu<mode><mode>): New pattern.
13204 (vcond_mask_<mode><v_cmp_result>): New pattern.
13206 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13208 PR tree-optimization/71734
13209 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13210 REF_LOOP, invoke ref_indep_loop_p_1.
13211 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13212 to ref_indep_loop_p.
13213 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13214 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13215 is inside LOOP, do not cache dpendence value for loops with
13217 (ref_indep_loop_p_2): Delete function.
13218 (can_sm_ref_p): Pass LOOP as additional argument to
13221 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13224 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13225 being an offsettable address.
13227 2016-08-10 Martin Liska <mliska@suse.cz>
13229 PR gcov-profile/58306
13230 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13231 atomic variants of profile update functions.
13233 2016-08-10 Martin Liska <mliska@suse.cz>
13235 Cherry picked (and modified) from google-4_7 branch
13236 2012-12-26 Rong Xu <xur@google.com>
13237 * common.opt (fprofile-update): Add new flag.
13238 * coretypes.h: Define enum profile_update.
13239 * doc/invoke.texi: Document -fprofile-update.
13240 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13241 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13242 * tree-profile.c (gimple_init_edge_profiler): Generate
13243 also atomic profiler update.
13244 (gimple_gen_edge_profiler): Likewise.
13246 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13248 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13249 stack_usage_file to NULL after fclose calls.
13251 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13254 * reload.c (push_reload): Compute subreg_in_class for
13255 subregs of constants and plus expressions. Remove special
13256 handling of SYMBOL_REFs.
13258 2016-08-10 Alan Modra <amodra@gmail.com>
13261 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13262 SImode for TARGET_E500_DOUBLE when given SImode.
13264 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13266 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13267 unused variable __O.
13269 2016-08-09 Martin Liska <mliska@suse.cz>
13271 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13272 _gcov_reset to __gcov_reset.
13273 * doc/gcov-tool.texi: Fix typo.
13275 2016-08-09 Martin Liska <mliska@suse.cz>
13277 * value-prof.c (gimple_divmod_values_to_profile): Do not
13278 instrument MOD histogram if a value is not a SSA name.
13280 2016-08-09 Martin Liska <mliska@suse.cz>
13282 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13285 2016-08-09 Renlin Li <renlin.li@arm.com>
13287 PR middle-end/64971
13288 * calls.c (prepare_call_address): Convert funexp to Pmode when
13290 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13291 (sibcall_value): Likewise.
13293 2016-08-09 Marek Polacek <polacek@redhat.com>
13296 * cselib.c (cselib_expand_value_rtx_1): Add return.
13297 * gengtype.c (dbgprint_count_type_at): Likewise.
13298 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13299 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13301 2016-08-09 Martin Jambor <mjambor@suse.cz>
13304 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13305 if instance is a MEM_REF.
13307 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13310 * config/i386/i386.md (*movtf_internal): Use
13311 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13312 in the insn constraint.
13313 (*movxf_internal): Ditto.
13314 (*movdf_internal): Ditto.
13315 (*movsf_internal): Ditto.
13317 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13319 PR tree-optimization/72772
13320 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13323 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13325 PR tree-optimization/72772
13326 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13328 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13329 parameter STOP and update calls. Move expand_simple_operations
13330 function call from here...
13331 (simplify_using_initial_conditions): ...to here. Delete parameter
13333 (tree_simplify_using_condition): Delete parameter STOP.
13334 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13335 simplify_using_initial_conditions.
13337 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13340 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13341 Use create_tmp_var_raw instead of create_tmp_var.
13343 2016-08-09 Richard Biener <rguenther@suse.de>
13345 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13346 Treat same SSA names related.
13348 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13350 PR tree-optimization/72824
13351 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13352 real_zerop is not negative.
13354 2016-08-09 Richard Biener <rguenther@suse.de>
13356 PR tree-optimization/71802
13357 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13358 all merge opportunities with the predecessor.
13360 2016-08-09 Richard Biener <rguenther@suse.de>
13363 * ipa-prop.c (ipa_modify_formal_parameters): Build
13364 parameter types with natural alignment also for the
13367 2016-08-08 Andi Kleen <ak@linux.intel.com>
13369 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13371 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13374 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13375 do-nothing langhook.
13376 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13377 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13378 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13379 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13381 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13384 * input.c: Ensure that HAVE_ICONV is defined.
13386 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13388 PR middle-end/72781
13389 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13390 private vars for lastprivate and for linear iterator.
13392 PR middle-end/68762
13393 * omp-simd-clone.c: Include varasm.h.
13394 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13395 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13396 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13397 update function name.
13399 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13401 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13402 (avr_diagnose_devicespecs_error): Remove.
13403 (avr_devicespecs_file): Remove composing absolute path for specfile
13404 and its verbose info. Remove conditions to check specs-file,
13406 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13408 PR rtl-optimization/72821
13409 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13410 just return false for them.
13412 2016-08-08 Alan Modra <amodra@gmail.com>
13415 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13416 toc refs created during reload. Update function comment.
13418 2016-08-08 Alan Modra <amodra@gmail.com>
13421 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13422 alternatives. Put loads first, then stores, and reg/reg moves
13423 within same class later. Delete attr length.
13425 2016-08-08 Alan Modra <amodra@gmail.com>
13428 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13429 (mem_operand_ds_form): New predicate.
13430 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13431 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13432 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13433 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13434 (extendsfdf2_fpr): Replace o constraint with wY.
13436 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13438 * tree-ssa-threadbackward.c: Include tree-inline.h
13439 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13440 size of copied block; for cold paths reduce duplication.
13441 (find_jump_threads_backwards): Remove redundant tests.
13442 (pass_thread_jumps::gate): Enable for -Os.
13444 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13447 * stor-layout.c (layout_decl): Fix up formatting.
13448 (relayout_decl): Allow DECL to be FIELD_DECL.
13450 2016-08-07 Alan Modra <amodra@gmail.com>
13452 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13454 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13456 * data-streamer-in.c (streamer_read_wide_int): New.
13457 (streamer_read_widest_int): Renamed function.
13458 * data-streamer-out.c (streamer_write_wide_int): New
13459 (streamer_write_widest_int): Renamed function.
13460 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13462 (input_cfg): Call renamed function.
13463 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13465 (output_cfg): Call renamed function.
13466 * data-streamer.h: Add declarations.
13468 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13470 * tree-ssa-ccp.c (extend_mask): New param sgn.
13471 Remove ORing with wi::mask.
13472 (get_default_value): Adjust call to extend_mask to pass sign.
13473 (evaluate_stmt): Likewise.
13475 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13477 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13480 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13482 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13483 transform if operand's type is pointer to function or method.
13485 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13487 PR tree-optimization/18046
13488 * tree-ssa-threadedge.c: Include cfganal.h.
13489 (simplify_control_statement_condition): If simplifying a
13490 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13491 with the dominating ASSERT_EXPR before handing it off to VRP.
13492 Mention that a CASE_LABEL_EXPR may be returned.
13493 (thread_around_empty_blocks): Adjust to handle
13494 simplify_control_statement_condition() returning a
13496 (thread_through_normal_block): Likewise.
13497 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13498 a switch statement by trying to determine which case label
13501 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13503 PR rtl-optimization/69847
13504 * lra-constraints.c (process_invariant_for_inheritance): Save
13505 pattern instead of src.
13506 (remove_inheritance_pseudos): Use the pattern. Add assert.
13508 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13510 * input.c (string_concat::string_concat): New constructor.
13511 (string_concat_db::string_concat_db): New constructor.
13512 (string_concat_db::record_string_concatenation): New method.
13513 (string_concat_db::get_string_concatenation): New method.
13514 (string_concat_db::get_key_loc): New method.
13515 (class auto_cpp_string_vec): New class.
13516 (get_substring_ranges_for_loc): New function.
13517 (get_source_range_for_substring): New function.
13518 (get_num_source_ranges_for_substring): New function.
13519 (class selftest::lexer_test_options): New class.
13520 (struct selftest::lexer_test): New struct.
13521 (class selftest::ebcdic_execution_charset): New class.
13522 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13523 (selftest::lexer_test::lexer_test): New constructor.
13524 (selftest::lexer_test::~lexer_test): New destructor.
13525 (selftest::lexer_test::get_token): New method.
13526 (selftest::assert_char_at_range): New function.
13527 (ASSERT_CHAR_AT_RANGE): New macro.
13528 (selftest::assert_num_substring_ranges): New function.
13529 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13530 (selftest::assert_has_no_substring_ranges): New function.
13531 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13532 (selftest::test_lexer_string_locations_simple): New function.
13533 (selftest::test_lexer_string_locations_ebcdic): New function.
13534 (selftest::test_lexer_string_locations_hex): New function.
13535 (selftest::test_lexer_string_locations_oct): New function.
13536 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13537 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13538 (selftest::test_lexer_string_locations_ucn4): New function.
13539 (selftest::test_lexer_string_locations_ucn8): New function.
13540 (selftest::uint32_from_big_endian): New function.
13541 (selftest::test_lexer_string_locations_wide_string): New function.
13542 (selftest::uint16_from_big_endian): New function.
13543 (selftest::test_lexer_string_locations_string16): New function.
13544 (selftest::test_lexer_string_locations_string32): New function.
13545 (selftest::test_lexer_string_locations_u8): New function.
13546 (selftest::test_lexer_string_locations_utf8_source): New function.
13547 (selftest::test_lexer_string_locations_concatenation_1): New
13549 (selftest::test_lexer_string_locations_concatenation_2): New
13551 (selftest::test_lexer_string_locations_concatenation_3): New
13553 (selftest::test_lexer_string_locations_macro): New function.
13554 (selftest::test_lexer_string_locations_stringified_macro_argument):
13556 (selftest::test_lexer_string_locations_non_string): New function.
13557 (selftest::test_lexer_string_locations_long_line): New function.
13558 (selftest::test_lexer_char_constants): New function.
13559 (selftest::input_c_tests): Call the new test functions once per
13560 case within the line_table test matrix.
13561 * input.h (struct string_concat): New struct.
13562 (struct location_hash): New struct.
13563 (class string_concat_db): New class.
13564 * substring-locations.h: New header.
13566 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13568 PR tree-optimization/72810
13569 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13570 the type of the case labels when truncating.
13572 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13575 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13576 (aarch64_fp16_ptr_type_node): Likewise.
13577 * config/aarch64/aarch64-simd-builtins.c
13578 (aarch64_fp16_ptr_type_node): Define.
13579 (aarch64_init_fp16_types): New, refactored out of...
13580 (aarch64_init_builtins): ...here, update to call
13581 aarch64_init_fp16_types.
13582 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13584 (aapcs_vfp_sub_candidate): Likewise.
13586 2016-08-05 Martin Liska <mliska@suse.cz>
13587 Joshua Cranmer <Pidgeot18@gmail.com>
13589 * gcov.c (line_t::has_block): New function.
13590 (enum loop_type): New enum.
13591 (handle_cycle): New function.
13592 (unblock): Likewise.
13593 (circuit): Likewise.
13594 (get_cycles_count): Likewise.
13595 (accumulate_line_counts): Use new loop detection algorithm.
13597 2016-08-05 Martin Liska <mliska@suse.cz>
13599 * gcov.c (output_intermediate_file): Rename
13600 function_info::line_next to next_file_fn.
13601 (process_file): Likewise.
13602 (read_graph_file): Likewise.
13603 (accumulate_line_counts): Likewise.
13604 (output_lines): Likewise.
13606 2016-08-05 Richard Biener <rguenther@suse.de>
13608 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13609 restriction on threading to a loop header.
13611 2016-08-05 Richard Biener <rguenther@suse.de>
13613 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13614 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13615 adjust loop info accordingly.
13617 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13619 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13620 before folding call to __builtin_constant_p with parameters to false.
13622 2016-08-05 Alan Modra <amodra@gmail.com>
13624 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13625 code accidentally committed 2016-05-02 providing class when given
13628 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13630 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13631 the case label ranges that partially overlap with OP's value
13634 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13637 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13638 Cast builtin function result to __mmask16 instead of __mmask8.
13639 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13640 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13641 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13643 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13645 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13646 (ASSERT_TRUE_AT): New macro.
13647 (ASSERT_FALSE): Reimplement in terms of...
13648 (ASSERT_FALSE_AT): New macro.
13649 (ASSERT_STREQ_AT): Fix typo in comment.
13651 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13653 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13654 labels are exhaustive, designate the label with the widest
13655 range to be the default label.
13657 2016-08-04 Andrew Pinski <apinski@cavium.com>
13659 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13660 (thunderx_tunings): Use thunderx_vector_cost instead of
13661 generic_vector_cost.
13663 2016-08-04 Martin Liska <mliska@suse.cz>
13665 * gcov.c (main): Fix GNU coding style.
13666 (output_intermediate_file): Likewise.
13667 (process_file): Likewise.
13668 (generate_results): Likewise.
13669 (release_structures): Likewise.
13670 (create_file_names): Likewise.
13671 (find_source): Likewise.
13672 (read_graph_file): Likewise.
13673 (find_exception_blocks): Likewise.
13674 (canonicalize_name): Likewise.
13675 (make_gcov_file_name): Likewise.
13676 (mangle_name): Likewise.
13677 (accumulate_line_counts): Likewise.
13678 (output_branch_count): Likewise.
13679 (read_line): Likewise.
13681 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13683 PR rtl-optimization/71779
13684 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13685 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13686 or if it was truncated.
13688 PR rtl-optimization/70903
13689 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13691 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13693 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13694 accessing SSA_NAME_PTR_INFO.
13696 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13699 * common/config/avr/avr-common.c (avr_option_optimization_table)
13700 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13702 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13705 * config/avr/avr.md: New pattern to work around do_store_flag
13706 generating shift instructions for bit extractions.
13708 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13710 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13712 (add_equivalence): Likewise.
13713 (get_value_range): Allocate value range with vrp_value_range_pool.
13714 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13715 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13717 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13719 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13720 the default for the rs6000 port.
13722 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13724 PR middle-end/71876
13725 * calls.c (special_function_p): Remove special handling of
13726 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13727 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13728 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13730 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13732 PR middle-end/72778
13733 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13734 Don't stop on regular insns.
13736 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13738 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13739 size to DImode boundary.
13740 (nvptx_propagate): Likewise.
13742 2016-08-03 Alan Modra <amodra@gmail.com>
13744 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13745 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13746 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13747 from -mefficient-unaligned-vector. Note that this affects fp too.
13749 2016-08-03 Alan Modra <amodra@gmail.com>
13751 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13754 2016-08-03 Alan Modra <amodra@gmail.com>
13756 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13757 to a reg. Localize vars.
13759 2016-08-03 Alan Modra <amodra@gmail.com>
13761 * config/rs6000/rs6000.opt: Remove negatives from help strings
13764 2016-08-03 Alan Modra <amodra@gmail.com>
13766 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13767 Delete duplicated code.
13769 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13771 PR middle-end/72778
13772 * lra-spills.c (regno_in_use_p): New.
13773 (lra_final_code_change): Use it.
13775 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13777 PR rtl-optimization/69847
13778 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13780 (lra_rtx_hash): New.
13781 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13783 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13784 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13785 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13786 next insn is USE with the same reg as the current insn source.
13787 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13789 (lra_constraints_init): Call initiate_invariants.
13790 (lra_constraints_finish): Call finish_invariants.
13791 (struct invariant, invariant_t, invariant_ptr_t): New.
13792 (const_invariant_ptr_t, invariants, invariants_pool): New.
13793 (invariant_table, invariant_hash, invariant_eq_p): New.
13794 (insert_invariant, initiate_invariants, finish_invariants): New.
13795 (clear_invariants, invalid_invariant_regs): New.
13796 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13797 instead of restore_regno.
13798 (invariant_p, process_invariant_for_inheritance): New.
13799 (inherit_in_ebb): Implement invariant inheritance.
13800 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13801 (remove_inheritance_pseudos): Implement undoing invariant
13803 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13804 instead of restore_regno.
13805 * lra-assigns.c (regno_live_length): New.
13806 (reload_pseudo_compare_func): Use regno_live_length.
13807 (assign_by_spills): Use restore_rtx instead of restore_regno.
13808 (lra_assign): Ditto. Initiate regno_live_length.
13810 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13812 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13813 __builtin_aarch64_fmindf.
13815 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13817 PR tree-optimization/34114
13818 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13819 information for more control IVs.
13821 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13823 PR tree-optimization/34114
13824 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13825 PLUS_EXPR case. Handle SSA_NAME case.
13827 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13829 * config/aarch64/aarch64-simd-builtins.def
13830 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13831 (__builtin_aarch64_fmaxdf): Likewise.
13832 (__builtin_aarch64_smin_nandf): Likewise.
13833 (__builtin_aarch64_smax_nandf): Likewise.
13834 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13835 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13836 (<fmaxmin><mode>3): ...this.
13837 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13838 (vminnm_f64): Likewise.
13839 (vmin_f64): Likewise.
13840 (vmax_f64): Likewise.
13841 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13842 (FMAXMIN_UNS): ...this.
13843 (fmaxmin): Merged with
13844 (fmaxmin_op): ...this...
13845 (maxmin_uns_op): ...in to this.
13847 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13849 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13850 Add support for vec_extract on vector float, vector int, vector
13851 short, and vector char vector types.
13852 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13853 vector float, vector int, vector short, and vector char
13854 optimizations on 64-bit ISA 2.07 systems for both constant and
13855 variable element numbers.
13856 (rs6000_split_vec_extract_var): Likewise.
13857 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13858 Altivec registers on ISA 2.07 and above.
13859 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13860 which never was matched due to the split occuring before register
13861 allocation (and the code would not have worked on little endian
13862 systems if it did match). Allow extracts to go to the Altivec
13863 registers if ISA 2.07 (power8). Change from using "" around the
13864 C++ code to using {}'s.
13865 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13866 vec_extracts when the vector is in memory.
13867 (vsx_extract_v4sf_var): New insn to optimize vector float
13868 vec_extracts when the element number is variable on 64-bit ISA
13870 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13871 for 64-bit ISA 2.07 as well as ISA 3.0.
13872 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13873 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13874 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13875 optimize vector int, vector short, and vector char vec_extracts
13876 when the vector is in memory.
13877 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13878 optimize vector int, vector short, and vector char vec_extracts
13879 when the element number is variable.
13881 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13884 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13885 does not overlap with other symbol flags.
13887 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13889 * config/aarch64/aarch64.h (aarch64_frame):
13890 Remove padding0 and hardfp_offset. Add locals_offset,
13891 initial_adjust, callee_adjust, callee_offset and final_adjust.
13892 * config/aarch64/aarch64.c (aarch64_layout_frame):
13893 Remove unused padding0 and hardfp_offset initializations.
13894 Choose frame layout and set frame variables accordingly.
13895 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13896 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13897 (aarch64_pop_regs): Likewise.
13898 (aarch64_expand_prologue): Remove all decision code, just emit
13899 prolog according to frame variables.
13900 (aarch64_expand_epilogue): Remove all decision code, just emit
13901 epilog according to frame variables.
13902 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13904 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13907 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13908 fix_debug_reg_uses after changing source register mode to
13909 V1TImode if source register is undefined.
13911 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13913 PR tree-optimization/71818
13914 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13915 with non invariant evolutions
13917 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13920 * config/avr/avr.md (length) [branch]: Correct insn length
13921 attribute for forward branches.
13923 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13925 * doc/extend.texi (AVR Built-in Functions): Document
13926 __builtin_avr_nops.
13927 * config/avr/builtins.def (NOPS): New.
13928 * config/avr/avr.c (avr_expand_nops): New static function.
13929 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13931 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13933 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13934 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13937 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13939 * config/aarch64/aarch64.c (vulcan_tunings): Update
13940 vulcan L1 cache_line_size.
13942 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13944 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13945 function that takes a vector memory address, a hard register, an
13946 element number and a temporary base register, and recreates an
13947 address that points to the appropriate element within the vector.
13948 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13949 (rs6000_split_vec_extract_var): Add support for the target of a
13950 vec_extract with variable element number being a scalar memory
13952 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13954 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13955 vsx_extract_<mode>_load insn with a new insn that optimizes
13956 storing either element to a memory location, using scratch
13957 registers to pick apart the vector and reconstruct the address.
13958 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13959 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13960 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13962 (vsx_extract_<mode>_var): Add support for extracting a variable
13963 element number from memory.
13965 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13967 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13968 when testing for compares against constants of the form 0xabab.
13970 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13972 PR tree-optimization/57558
13973 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13975 (vect_loop_versioning): Support versioning with niter assumptions.
13976 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13977 (vect_get_loop_niters): New parameter. Reimplement to support
13978 assumptions in loop niter info.
13979 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13980 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13981 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13982 Support loop versioning for niters.
13983 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13984 (vect_free_loop_info_assumptions): New function.
13985 (vectorize_loops): Free loop niter info for loops with flag
13986 LOOP_F_ASSUMPTIONS set if vectorization failed.
13987 * tree-vectorizer.h (struct _loop_vec_info): New field
13988 num_iters_assumptions.
13989 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13990 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13991 (LOOP_REQUIRES_VERSIONING): New macro.
13992 (vect_free_loop_info_assumptions): New decl.
13994 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13996 * cfgloop.h (struct loop): New field constraints.
13997 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13998 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14000 * cfgloop.c (alloc_loop): Initialize new field.
14001 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14002 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14003 Adjust niter analysis wrto loop constraints.
14004 * doc/loop.texi (@node Number of iterations): Add description for loop
14007 2016-07-29 Marek Polacek <polacek@redhat.com>
14010 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14011 (ix86_expand_round_builtin): Likewise.
14013 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14014 Georg-Johann Lay <avr@gjlay.de>
14016 PR rtl-optimization/71976
14017 * combine.c (get_last_value): Return 0 if the argument for which
14018 the function is called has a wider mode than the recorded value.
14020 2016-07-29 Marek Polacek <polacek@redhat.com>
14023 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14024 (altivec_expand_st_builtin): Likewise.
14026 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14028 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14029 introduced in r238381.
14031 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14033 PR middle-end/68217
14034 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14035 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14037 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14039 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14042 Add support for vec_extract of vector double or vector long having
14043 a variable element number on 64-bit ISA 2.07 systems or newer.
14044 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14046 (rs6000_split_vec_extract_var): New function to split a
14047 vec_extract built-in function with variable element number.
14048 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14050 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14051 (UNSPEC_VSX_EXTRACT): Likewise.
14052 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14053 direct move instructions to be generated on 64-bit ISA 2.07
14054 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14056 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14057 arguments for vec_extract variable element.
14058 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14059 vec_extract with variable element on V2DFmode and V2DImode
14061 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14062 -mupper-regs-df requirement, since it isn't needed.
14063 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14064 do direct moves on 64-bit systems, which allows optimization of
14065 vec_extract on 64-bit ISA 2.07 systems and newer.
14067 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14068 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14070 * config/aarch64/aarch64.md
14071 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14072 statement and type.
14073 (<optab>qihi2_aarch64): Likewise, and split into two.
14074 (extendqihi2_aarch64): New.
14075 (zero_extendqihi2_aarch64): New.
14076 * config/aarch64/iterators.md (ldrxt): Remove.
14077 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14080 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14082 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14084 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14086 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14087 (aarch64_push_reg): New function to push 1 or 2 registers.
14088 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14089 (aarch64_expand_prologue): Use aarch64_push_regs.
14090 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14092 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14094 PR tree-optimization/71734
14095 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14096 attribute instead of REF_LOOP and use it.
14097 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14098 set it for Loops having non-zero safelen attribute.
14099 (ref_indep_loop_p): Pass zero as initial value for safelen.
14101 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14103 PR middle-end/72657
14105 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14106 call using chkp_gimple_call_builtin_p.
14107 (chkp_copy_bounds_for_assign): Likewise.
14109 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14111 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14112 * config/arm/arm-protos.h (struct tune_params): Likewise.
14113 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14114 (cortex_a9_sched_adjust_cost): Likewise.
14115 (fa726te_sched_adjust_cost): Likewise.
14116 (arm_adjust_cost): Likewise.
14117 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14118 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14119 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14120 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14121 * config/ia64/ia64.c: Likewise.
14122 * config/m68k/m68k.c: Likewise.
14123 * config/mep/mep.c (mep_adjust_cost): Likewise.
14124 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14126 * config/mips/mips.c (mips_adjust_cost): Likewise.
14127 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14129 * config/pa/pa.c (pa_adjust_cost): Likewise.
14130 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14131 (rs6000_debug_adjust_cost): Likewise.
14132 * config/sh/sh.c (sh_adjust_cost): Likewise.
14133 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14134 (hypersparc_adjust_cost): Likewise.
14135 (sparc_adjust_cost): Likewise.
14136 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14137 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14138 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14140 * config/visium/visium.c (visium_adjust_cost): Likewise.
14141 * doc/tm.texi: Regenerate.
14142 * haifa-sched.c (dep_cost_1): Adjust.
14143 * target.def: Merge adjust_cost and adjust_cost_2.
14145 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14147 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14149 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14151 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14152 (extract_mentioned_regs): Append to a vector instead of
14153 returning a rtx_expr_list.
14154 (st_expr_entry): Adjust.
14155 (free_st_expr_entry): Likewise.
14156 (store_ops_ok): Likewise.
14157 (store_killed_in_insn): Likewise.
14158 (find_moveable_store): Likewise.
14160 2016-07-28 Martin Liska <mliska@suse.cz>
14162 PR gcov-profile/68025
14163 * tree-profile.c (tree_profiling): Respect
14164 no_profile_instrument_function attribute.
14165 * doc/extend.texi: Document no_profile_instrument_function
14168 2016-07-28 Martin Liska <mliska@suse.cz>
14170 PR rtl-optimization/70944
14171 * combine.c (make_compound_operation):
14172 Do not allow make_compound_operation for vector mode
14174 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14176 PR middle-end/71994
14177 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14178 before calling get_ops.
14180 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14182 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14183 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14184 (BITS_PER_UNIT_LOG): Remove.
14185 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14186 * expr.c (expand_assignment): Likewise.
14187 * stor-layout.c (initialize_sizetypes): Likewise.
14189 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14191 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14192 signature of rs6000_expand_vector_extract so that the element
14193 number is a RTX instead of a constant integer.
14194 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14196 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14197 (altivec_expand_vec_ext_builtin): Likewise.
14198 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14199 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14200 MFVSRLD instruction.
14202 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14204 * input.c (get_pure_location): Move here from tree.c.
14205 (make_location): Likewise. Add header comment.
14206 (selftest::test_accessing_ordinary_linemaps): Verify
14207 pure_location_p, make_location, get_location_from_adhoc_loc and
14208 get_range_from_loc.
14209 * input.h (get_pure_location): Move declaration here from tree.h.
14210 (get_finish): Likewise for inline function.
14211 (make_location): Likewise for declaration.
14212 * tree.c (get_pure_location): Move to input.c.
14213 (make_location): Likewise.
14214 * tree.h (get_pure_location): Move declaration to tree.h.
14215 (get_finish): Likewise for inline function.
14216 (make_location): Likewise for declaration.
14218 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14220 PR middle-end/71078
14221 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14223 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14225 * system.h (STATIC_ASSERT): Use static_assert if building
14226 with C++11 onwards.
14228 2016-07-27 Richard Biener <rguenther@suse.de>
14230 PR tree-optimization/72517
14231 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14232 Revert change to not compute read-read dependences.
14234 2016-07-27 Richard Biener <rguenther@suse.de>
14236 * predict.c (set_even_probabilities): Make nedges unsigned.
14238 2016-07-27 Martin Liska <mliska@suse.cz>
14240 * predict.c (set_even_probabilities): Handle unlikely edges.
14241 (combine_predictions_for_bb): Likewise.
14243 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14246 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14247 __float128 support when we don't have hardware support, so that
14248 the IEEE built-in functions like isgreater, first call __unordkf3
14249 to make sure neither operand is a NaN, and if both operands are
14250 ordered, do the normal comparison.
14252 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14254 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14256 (extract_code_and_val_from_cond_with_ops): Verify that name is
14257 either cond_op0 or cond_op1.
14259 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14261 PR tree-optimization/18046
14262 * genmodes.c (emit_mode_size_inline): Emit an assert that
14263 verifies that mode is a valid array index.
14264 (emit_mode_nuinits_inline): Likewise.
14265 (emit_mode_inner_inline): Likewise.
14266 (emit_mode_unit_size_inline): Likewise.
14267 (emit_mode_unit_precision_inline): Likewise.
14268 * tree-vrp.c: Include params.h.
14269 (find_switch_asserts): Register edge assertions for the default
14270 label which correspond to the anti-ranges of each case label.
14271 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14272 * doc/invoke.texi: Document it.
14274 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14276 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14277 and unnecessary call to gimple_bb.
14279 2016-07-26 Richard Biener <rguenther@suse.de>
14281 PR rtl-optimization/71984
14282 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14285 2016-07-26 Richard Biener <rguenther@suse.de>
14287 PR middle-end/72517
14288 * expmed.c (extract_bit_field_1): Constrain the vector mode
14289 with element size matching the extraction mode size when
14290 choosing a better vector mode to do the extraction from.
14292 2016-07-26 Richard Biener <rguenther@suse.de>
14293 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14295 PR middle-end/70920
14296 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14299 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14301 * tree-ssa-structalias.c (struct scc_info): Change types of
14302 members to auto_sbitmap and auto_vec.
14303 (scc_info::scc_info): New constructor.
14304 (scc_info::~scc_info): New destructor.
14305 (init_scc_info): Remove.
14306 (free_scc_info): Remove.
14307 (find_indirect_cycles): Adjust.
14308 (perform_var_substitution): Likewise.
14309 (free_var_substitution_info): Likewise.
14311 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14313 * tree-outof-ssa.c (struct elim_graph): Change type of members
14314 to auto_vec and auto_sbitmap.
14315 (elim_graph::elim_graph): New constructor.
14316 (delete_elim_graph): Remove.
14317 (expand_phi_nodes): Adjust.
14319 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14321 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14322 (new_elim_graph): Adjust.
14323 (clear_elim_graph): Likewise.
14324 (delete_elim_graph): Likewise.
14325 (elim_graph_size): Likewise.
14326 (elim_graph_add_node): Likewise.
14327 (elim_graph_add_edge): Likewise.
14328 (elim_graph_remove_succ_edge): Likewise.
14329 (eliminate_name): Likewise.
14330 (eliminate_build): Likewise.
14331 (elim_forward): Likewise.
14332 (elim_unvisited_predecessor): Likewise.
14333 (elim_backward): Likewise.
14334 (elim_create): Likewise.
14335 (eliminate_phi): Likewise.
14336 (expand_phi_nodes): Likewise.
14338 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14340 * bt-load.c (compute_out): Use auto_sbitmap class.
14341 (link_btr_uses): Likewise.
14342 * cfganal.c (mark_dfs_back_edges): Likewise.
14343 (post_order_compute): Likewise.
14344 (inverted_post_order_compute): Likewise.
14345 (pre_and_rev_post_order_compute_fn): Likewise.
14346 (single_pred_before_succ_order): Likewise.
14347 * cfgexpand.c (pass_expand::execute): Likewise.
14348 * cfgloop.c (verify_loop_structure): Likewise.
14349 * cfgloopmanip.c (fix_bb_placements): Likewise.
14350 (remove_path): Likewise.
14351 (update_dominators_in_loop): Likewise.
14352 * cfgrtl.c (break_superblocks): Likewise.
14353 * ddg.c (check_sccs): Likewise.
14354 (create_ddg_all_sccs): Likewise.
14355 * df-core.c (df_worklist_dataflow): Likewise.
14356 * dse.c (dse_step3): Likewise.
14357 * except.c (eh_region_outermost): Likewise.
14358 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14359 * gcse.c (prune_expressions): Likewise.
14360 (prune_insertions_deletions): Likewise.
14361 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14362 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14363 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14364 * lcm.c (compute_earliest): Likewise.
14365 (compute_farthest): Likewise.
14366 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14367 (unroll_loop_runtime_iterations): Likewise.
14368 (unroll_loop_stupid): Likewise.
14369 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14370 * lra-lives.c: Likewise.
14371 * lra.c (lra): Likewise.
14372 * modulo-sched.c (schedule_reg_moves): Likewise.
14373 (optimize_sc): Likewise.
14374 (get_sched_window): Likewise.
14375 (sms_schedule_by_order): Likewise.
14376 (check_nodes_order): Likewise.
14377 (order_nodes_of_sccs): Likewise.
14378 (order_nodes_in_scc): Likewise.
14379 * recog.c (split_all_insns): Likewise.
14380 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14381 * reload1.c (reload): Likewise.
14382 * sched-rgn.c (haifa_find_rgns): Likewise.
14383 (split_edges): Likewise.
14384 (compute_trg_info): Likewise.
14385 * sel-sched.c (init_seqno): Likewise.
14386 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14387 * tree-into-ssa.c (update_ssa): Likewise.
14388 * tree-ssa-live.c (live_worklist): Likewise.
14389 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14390 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14392 (try_peel_loop): Likewise.
14393 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14395 * tree-ssa-pre.c (compute_antic): Likewise.
14396 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14397 * tree-stdarg.c (reachable_at_most_once): Likewise.
14398 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14399 * var-tracking.c (vt_find_locations): Likewise.
14401 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14403 * sbitmap.h (auto_sbitmap): New class.
14405 2016-07-26 Alan Modra <amodra@gmail.com>
14408 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14411 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14413 * input.c (selftest::temp_source_file::temp_source_file): Fix
14414 missing "%s" in fprintf.
14416 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14418 PR middle-end/71732
14419 * cselib.c (cselib_process_insn): Invalidate argument slots for
14422 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14424 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14425 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14426 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14428 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14430 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14431 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14432 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14434 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14436 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14437 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14439 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14440 (add<mode>3): Likewise.
14441 (sub<mode>3): Likewise.
14442 (mul<mode>3): Likewise.
14443 (div<mode>3): Likewise.
14444 (*div<mode>3): Likewise.
14445 (<fmaxmin><mode>3): Extend to HF.
14446 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14447 (fabd<mode>3): Likewise.
14448 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14449 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14450 (aarch64_fmulx<mode>): Likewise.
14451 (aarch64_fac<optab><mode>): Likewise.
14452 (aarch64_frecps<mode>): Likewise.
14453 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14454 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14455 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14456 (VSDQ_HSDI): Support HI.
14457 (fcvt_target, FCVT_TARGET): Likewise.
14458 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14459 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14460 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14461 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14462 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14463 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14464 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14465 vrsqrtsh_f16): New.
14467 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14469 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14470 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14471 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14472 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14474 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14475 (aarch64_cm<optab><mode>): Likewise.
14476 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14477 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14478 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14479 (sqrt<mode>2): Likewise.
14480 (*sqrt<mode>2): Likewise.
14481 (abs<mode>2): Likewise.
14482 (<optab><mode>hf2): New pattern for HF mode.
14483 (<optab>hihf2): Likewise.
14484 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14485 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14486 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14488 * config/aarch64/arm_fp16.h: New file.
14489 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14490 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14491 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14492 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14493 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14494 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14495 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14496 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14497 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14498 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14499 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14500 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14503 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14505 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14506 reduc_smin_scal_): Use VDQIF_F16.
14507 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14508 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14510 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14511 * config/aarch64/iterators.md (VDQIF_F16): New.
14512 (vp): Support HF modes.
14513 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14514 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14516 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14518 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14519 "*aarch64_mulx_elt_from_dup<mode>".
14520 (*aarch64_mul3_elt<mode>): Update schedule type.
14521 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14522 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14523 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14524 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14525 (f, fp): Support HF modes.
14526 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14527 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14528 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14529 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14530 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14531 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14533 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14535 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14536 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14538 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14541 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14543 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14544 * config/aarch64/aarch64-simd.md
14545 (aarch64_rsqrts<mode>): Extend to HF modes.
14546 (fabd<mode>3): Likewise.
14547 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14548 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14549 (aarch64_<maxmin_uns>p<mode>): Likewise.
14550 (<su><maxmin><mode>3): Likewise.
14551 (<maxmin_uns><mode>3): Likewise.
14552 (<fmaxmin><mode>3): Likewise.
14553 (aarch64_faddp<mode>): Likewise.
14554 (aarch64_fmulx<mode>): Likewise.
14555 (aarch64_frecps<mode>): Likewise.
14556 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14557 (add<mode>3): Extend to HF modes.
14558 (sub<mode>3): Likewise.
14559 (mul<mode>3): Likewise.
14560 (div<mode>3): Likewise.
14561 (*div<mode>3): Likewise.
14562 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14564 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14565 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14566 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14567 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14568 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14569 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14570 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14571 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14572 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14573 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14574 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14575 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14576 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14577 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14579 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14581 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14582 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14583 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14584 (neg<mode>2): Likewise.
14585 (abs<mode>2): Likewise.
14586 (<frint_pattern><mode>2): Likewise.
14587 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14588 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14589 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14590 (ftrunc<VDQF:mode>2): Likewise.
14591 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14592 (sqrt<mode>2): Likewise.
14593 (*sqrt<mode>2): Likewise.
14594 (aarch64_frecpe<mode>): Likewise.
14595 (aarch64_cm<optab><mode>): Likewise.
14596 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14598 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14599 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14601 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14602 (vdupq_n_f16): Likewise.
14603 (vld1_dup_f16): Use vdup_n_f16.
14604 (vld1q_dup_f16): Use vdupq_n_f16.
14605 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14606 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14607 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14608 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14609 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14610 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14611 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14612 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14613 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14614 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14615 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14616 vsqrt_f16, vsqrtq_f16): New.
14618 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14620 * config/aarch64/aarch64-simd.md
14621 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14622 (aarch64_ext<mode>): Likewise.
14623 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14624 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14625 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14627 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14629 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14630 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14631 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14632 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14633 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14634 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14635 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14637 (vmov_n_f16): Reimplement using vdup_n_f16.
14638 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14640 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14642 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14643 "frame_related_p". Generate CFA annotation when it's necessary.
14644 (aarch64_expand_prologue): Use aarch64_add_constant.
14645 (aarch64_expand_epilogue): Likewise.
14646 (aarch64_output_mi_thunk): Pass "false" when calling
14647 aarch64_add_constant.
14649 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14651 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14654 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14656 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14657 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14658 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14659 (aarch64_build_constant): Delete.
14661 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14664 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14666 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14667 flag_toplevel_reorder.
14669 2016-07-25 Richard Biener <rguenther@suse.de>
14671 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14672 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14673 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14674 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14675 (streamer_get_builtin_tree): Likewise.
14676 (streamer_write_builtin): Likewise.
14677 * lto-streamer.h (LTO_builtin_decl): Remove.
14678 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14679 (lto_input_scc): Remove LTO_builtin_decl handling.
14680 (lto_input_tree_1): Liekwise.
14681 * lto-streamer-out.c (lto_output_tree_1): Remove special
14682 handling of builtins.
14683 (DFS::DFS): Likewise.
14684 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14685 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14687 (streamer_write_builtin): Remove.
14689 2016-07-25 Martin Liska <mliska@suse.cz>
14691 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14692 if flag_auto_profile is set to true.
14694 2016-07-25 Martin Liska <mliska@suse.cz>
14696 PR gcov-profile/71868
14697 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14698 have a function with multiple latches, count them all.
14700 2016-07-25 Martin Liska <mliska@suse.cz>
14702 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14704 2016-07-25 Martin Liska <mliska@suse.cz>
14706 PR tree-optimization/71987
14707 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14708 just for SSA_NAMEs. Fix GNU coding style.
14710 2016-07-25 Martin Liska <mliska@suse.cz>
14712 PR gcov-profile/64874
14713 * gcov-io.h: Update command about file format.
14714 * gcov-iov.c (main): Adapt the numbering scheme.
14716 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14718 PR middle-end/66726
14719 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14720 whose result is used in PHI.
14721 (final_range_test_p): Likewise.
14722 (maybe_optimize_range_tests): Likewise.
14724 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14726 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14727 Reformat two multi-line strings.
14729 2016-07-22 Martin Sebor <msebor@redhat.com>
14731 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14733 2016-07-22 Martin Sebor <msebor@redhat.com>
14736 * doc/extend.texi (Compound Literals): Correct and clarify.
14737 (Cast to Union): Same.
14739 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14741 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14742 comments to explain why certain error messages make mention of
14743 undocumented options.
14744 (rs6000_invalid_builtin): Change error messages to replace mention
14745 of undocumented options with mention of the -mcpu=power9 option
14746 that enables those undocumented options.
14747 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14748 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14749 definition of this macro to correct an existing error.
14750 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14751 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14752 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14753 descriptions of built-in functions so that they depend on
14754 -mcpu=power9 instead of on the corresponding undocumented flags.
14755 * doc/invoke.texi (Option Summary): Remove all mention of newly
14756 undocumented flags.
14757 (IBM RS/6000 and PowerPC Options): Likewise.
14758 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14759 mention of newly undocumented flags.
14761 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14763 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14764 when target_clones attribute is set.
14766 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14768 * common.opt (funsafe-loop-optimizations): Mark ignore.
14769 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14770 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14772 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14773 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14775 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14777 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14779 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14781 (number_of_iterations_exit): Warn missed loop optimization for
14782 possible infinite loops.
14784 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14787 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14788 when to emit a ".machine" pseudo-op.
14790 2016-07-22 Martin Liska <mliska@suse.cz>
14792 PR gcov-profile/69028
14793 PR gcov-profile/62047
14794 * coverage.c (coverage_compute_lineno_checksum): Do not
14795 calculate checksum for fns w/o xloc.file.
14796 (coverage_compute_profile_id): Likewise.
14798 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14800 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14801 (avr_secondary_reload): ...and implementation.
14802 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14803 * config/avr/avr.md (reload_in<mode>): Remove insns.
14804 (adjust_len) [lpm]: Remove insn attribute value.
14805 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14807 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14809 PR middle-end/71876
14810 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14812 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14813 * calls.c (special_function_p): Remove the special handling of the
14814 "__builtin_" prefix.
14816 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14818 PR middle-end/71876
14819 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14820 if STMT may be an alloca call.
14821 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14822 builtin alloca call.
14823 * calls.h (gimple_maybe_alloca_call_p): New function.
14824 * tree-inline.c (inline_forbidden_p_stmt): Use
14825 gimple_maybe_alloca_call_p here.
14827 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14829 * spellcheck-tree.c (best_macro_match::best_macro_match):
14830 Explictly specify the template arguments when invoking the base
14831 class constructor, to help older C++ compilers.
14833 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14836 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14837 before builtin_decl_implicit.
14839 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14841 * optabs.c (emit_condiitonal_move): Short circuit for identical
14844 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14846 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14847 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14848 (noce_conversion_profitable_p): New.
14849 (noce_try_store_flag_constants): Use it.
14850 (noce_try_addcc): Likewise.
14851 (noce_try_store_flag_mask): Likewise.
14852 (noce_try_cmove): Likewise.
14853 (noce_try_cmove_arith): Likewise.
14854 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14856 (noce_convert_multiple_sets): Move cost model to here, from...
14857 (bb_ok_for_noce_convert_multiple_sets) ...here.
14858 (noce_process_if_block): Update calls for above changes.
14859 (noce_find_if_block): Record new noce_if_info parameters.
14861 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14863 * target.def (max_noce_ifcvt_seq_cost): New.
14864 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14865 * doc/tm.texi: Regenerate.
14866 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14867 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14868 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14869 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14870 * doc/invoke.texi: Document new params.
14872 2016-07-21 Richard Biener <rguenther@suse.de>
14874 PR tree-optimization/71947
14875 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14876 ranges have useful limit_vr information.
14878 2016-07-21 Richard Biener <rguenther@suse.de>
14880 * function-tests.c (build_trivial_generic_function): Set
14881 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14882 * omp-low.c (create_omp_child_function): Likewise.
14883 (grid_expand_target_grid_body): Likewise.
14884 * cgraphunit.c (init_lowered_empty_function): Likewise.
14885 (cgraph_node::expand_thunk): Likewise.
14886 * tree-parloops.c (create_loop_fn): Likewise.
14887 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14889 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14891 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14894 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14896 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14897 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14898 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14899 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14900 values for insn attribute.
14901 * config/avr/avr.c (avr_out_insert_notbit): New function.
14902 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14903 ADJUST_LEN_INSV_NOTBIT_0/_7.
14904 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14906 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14908 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14909 (chrec_convert_1, chrec_convert): Ditto.
14910 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14911 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14912 * tree-vrp.c (adjust_range_with_scev): Ditto.
14913 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14914 (scev_var_range_cant_overflow): New function.
14915 (scev_probably_wraps_p): New parameter. Call above function.
14916 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14918 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14920 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14921 by removing computation of may_be_zero.
14923 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14925 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14927 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14929 Improving concepts performance and diagnostics.
14930 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14931 for constraint satisfaction and subsumption.
14932 * timevar.h (auto_timevar): New constructor that matches the push/pop
14933 pattern of usage in pt.c.
14935 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14937 * hwint.h (HOST_WIDE_INT_0): New define.
14938 (HOST_WIDE_INT_0U): Ditto.
14939 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14940 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14941 * simplify-rtx.c: Ditto.
14942 * tree-object-size.c: Ditto.
14944 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14946 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14949 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14951 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14952 * combine.c: Use HOST_WIDE_INT_M1U instead of
14953 ~(unsigned HOST_WIDE_INT) 0.
14954 * double-int.h: Ditto.
14956 * dwarf2asm.c:Ditto.
14958 * genmodes.c: Ditto.
14960 * read-rtl.c: Ditto.
14961 * tree-ssa-loop-ivopts.c: Ditto.
14962 * tree-ssa-loop-prefetch.c: Ditto.
14963 * tree-vect-generic.c: Ditto.
14964 * tree-vect-patterns.c: Ditto.
14967 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14969 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14970 constant addresses outside [0,0xc0] into a register.
14971 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14972 cases where the base address register is unused after.
14973 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14974 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14975 (avr_out_store_psi_reg_disp_tiny): Same.
14977 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14979 Implement attribute progmem on reduced Tiny cores by adding
14980 flash offset 0x4000 to respective symbols.
14983 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14984 documentation how it works on reduced Tiny cores.
14985 (AVR Named Address Spaces): No support for reduced Tiny.
14986 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14987 (avr_address_tiny_pm_p): New static function.
14988 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14989 if the address is in progmem.
14990 (avr_assemble_integer): Same.
14991 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14992 for symbol_ref in progmem.
14993 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14994 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14995 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14997 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14999 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15000 * configure: Regenerate.
15001 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15002 (USE_THIN_ARCHIVES): New variable.
15003 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15004 this archive as a thin archive.
15006 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15008 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15009 same location as last time, don't skip if we have fix-it hints.
15010 Clarify the skipping logic by converting it from one "if" clause
15011 to repeated "if" clauses.
15012 * spellcheck-tree.c: Include "cpplib.h".
15013 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15014 (best_macro_match::best_macro_match): New constructor.
15015 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15016 Move here from c/c-decl.c.
15017 (class best_macro_match): Move here from c/c-decl.c, converting
15018 from a typedef to a subclass, gaining a ctor.
15020 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15022 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15023 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15025 (avr_addr_space_diagnose_usage): ...and implementation.
15026 (avr_addr_space_supported_p): New function.
15027 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15028 report bad address space usage if that space is supported.
15029 (avr_insert_attributes): Same. No more complain about unsupported
15031 * config/avr/avr-c.c (tm_p.h): Include it.
15032 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15033 macro if avr_addr_space_supported_p.
15035 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15037 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15038 flag_toplevel_reorder.
15040 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15042 * gcc-rich-location.c
15043 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15045 * gcc-rich-location.h
15046 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15048 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15050 * target.def (addr_space): Add new diagnose_usage to hook vector.
15051 * targhooks.c (default_addr_space_diagnose_usage): Add default
15052 implementation and...
15053 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15054 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15055 is some address space, call targetm.addr_space.diagnose_usage.
15056 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15057 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15058 * doc/tm.texi: Regenerate.
15060 2016-07-20 Martin Liska <mliska@suse.cz>
15062 PR middle-end/71898
15063 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15064 Properly handly PHI stmts.
15066 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15068 PR tree-optimization/71503
15069 PR tree-optimization/71683
15070 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15073 2016-07-20 Martin Liska <mliska@suse.cz>
15075 * doc/invoke.texi (-fipa-ra): Document when the option is
15076 disabled. Fix a typo.
15078 2016-07-20 Martin Liska <mliska@suse.cz>
15080 * Makefile.in: Include fibonacci_heap.c
15081 * fibonacci_heap.c: New file.
15082 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15083 (fibonacci_heap::union_with): Fix deletion of the second heap.
15084 * selftest-run-tests.c (selftest::run_tests): Incorporate
15085 fibonacci heap tests.
15086 * selftest.h: Declare fibonacci_heap_c_tests.
15088 2016-07-20 Martin Liska <mliska@suse.cz>
15090 * selftest-run-tests.c (selftest::run_tests): New function.
15091 * selftest.h (sreal_c_tests): Declare.
15092 * sreal.c (sreal_verify_basics): New function.
15093 (verify_aritmetics): Likewise.
15094 (sreal_verify_arithmetics): Likewise.
15095 (verify_shifting): Likewise.
15096 (sreal_verify_shifting): Likewise.
15097 (void sreal_c_tests): Likewise.
15099 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15101 PR rtl-optimization/71916
15102 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15103 bb which have a single succ fake edge.
15105 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15108 * dwarf2out.c (gen_subprogram_die): Only call
15109 gen_unspecified_parameters_die while dumping early dwarf.
15111 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15113 PR middle-end/71874
15114 * gimple-fold.c (fold_builtin_memory_op): Use
15115 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15117 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15119 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15120 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15121 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15122 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15123 * combine.c: Ditto.
15126 * double-int.c: Ditto.
15128 * dwarf2out.c: Ditto.
15131 * fold-const.c: Ditto.
15132 * function.c: Ditto.
15134 * genmodes.c: Ditto.
15138 * loop-doloop.c: Ditto.
15139 * loop-invariant.c: Ditto.
15140 * loop-iv.c: Ditto.
15145 * rtlanal.c: Ditto.
15146 * simplify-rtx.c: Ditto.
15147 * stor-layout.c: Ditto.
15149 * tree-ssa-loop-ivopts.c: Ditto.
15150 * tree-vect-generic.c: Ditto.
15151 * tree-vect-patterns.c: Ditto.
15156 * wide-int-print.cc: Ditto.
15157 * wide-int.cc: Ditto.
15158 * wide-int.h: Ditto.
15160 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15162 * selftest.c (selftest::assert_streq): Handle NULL values of
15163 val_actual and val_expected.
15165 2016-07-19 Martin Jambor <mjambor@suse.cz>
15168 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15169 rather than cgraph_create_node to get a call graph node.
15171 2016-07-19 Richard Biener <rguenther@suse.de>
15173 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15174 handle all tcc_constant bases and valueize SSA names.
15175 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15176 tcc_constant bases.
15178 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15180 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15181 the flags of the exit block and bb2, not just the entry block.
15183 2016-07-19 Richard Biener <rguenther@suse.de>
15185 PR tree-optimization/71901
15186 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15187 align member, group stuff with the bitfield.
15188 (vn_ref_op_align_unit): New inline.
15189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15190 record element alignment and operand 3 unchanged.
15191 (ao_ref_init_from_vn_reference): Adjust.
15192 (valueize_refs_1): Likewise.
15193 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15195 2016-07-19 Richard Biener <rguenther@suse.de>
15197 PR tree-optimization/71908
15198 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15199 symbolic constants in a more reliable way.
15201 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15203 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15205 (vect_update_inits_of_drs): Likewise.
15206 (vect_create_cond_for_alias_checks): Likewise.
15207 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15209 2016-07-19 Richard Biener <rguenther@suse.de>
15212 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15213 with an abstract origin that is not an inlined function outer
15214 scope add a self-reference as abstract origin.
15215 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15217 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15220 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15221 unintentional System V.4 structure return breakage for structures
15222 with a single floating point element.
15224 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15226 PR tree-optimization/71734
15227 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15228 contains REF, use it to check safelen, assume that safelen value
15229 must be greater 1, fix style.
15230 (ref_indep_loop_p_2): Add REF_LOOP argument.
15231 (ref_indep_loop_p): Pass LOOP as additional argument to
15232 ref_indep_loop_p_2.
15234 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15236 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15237 allocation in the prologue.
15238 * explow.c (get_dynamic_stack_base): New function to return an address
15239 expression for the dynamic stack base.
15240 (get_dynamic_stack_size): New function to do the required dynamic stack
15241 space size calculations.
15242 (allocate_dynamic_stack_space): Use new functions.
15243 (align_dynamic_address): Move some code from
15244 allocate_dynamic_stack_space to new function.
15245 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15247 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15249 * config/s390/s390.c (s390_encode_section_info): Always set
15250 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15253 2016-07-18 Richard Biener <rguenther@suse.de>
15255 PR tree-optimization/71893
15256 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15257 for sizetype cast added by array_ref_element_size.
15258 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15260 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15262 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15263 register parameters. Remove code to initialize argument pointer
15264 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15265 using a pc-relative branch. Cleanup conditional code.
15266 * config/pa/pa.md (call_mcount): New expander.
15267 (call_mcount_nonpic): New insn.
15268 (call_mcount_pic): New insn and split.
15269 (call_mcount_pic_post_reload): New insn.
15270 (call_mcount_64bit): New insn and split.
15271 (call_mcount_64bit_post_reload): New insn.
15273 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15275 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15276 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15277 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15278 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15279 (*usum_widenqihi3, *udiff_widenqihi3)
15280 (*addhi3_zero_extend.const): New combiner insns.
15281 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15282 just 1 bit is affected.
15283 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15284 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15286 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15288 * omp-low.c (lower_omp_target): Mark data clauses with
15289 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15290 zero-length subarrays.
15292 2016-07-15 Richard Biener <rguenther@suse.de>
15294 PR tree-optimization/71881
15295 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15296 reverse DOM order to make debug temp generation happy.
15298 2016-07-15 Richard Biener <rguenther@suse.de>
15300 PR tree-optimization/71887
15301 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15302 verify it is not zero for division / modulo handling.
15303 (value_replacement): Adjust.
15305 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15306 Julian Brown <julian@codesourcery.com>
15308 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15309 * config/aarch64/aarch64-cost-tables.h
15310 (vulcan_extra_costs): New variable.
15311 * config/aarch64/aarch64.c
15312 (vulcan_addrcost_table): Likewise.
15313 (vulcan_regmove_cost): Likewise.
15314 (vulcan_vector_cost): Likewise.
15315 (vulcan_branch_cost): Likewise.
15316 (vulcan_tunings): Likewise.
15318 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15320 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15321 (output_in_order): Loop over undefined variables too. Output them
15322 via assemble_undefined_decl. Skip variables that correspond to hard
15323 registers or have value-exprs.
15324 * varpool.c (symbol_table::output_variables): Handle undefined
15325 variables together with defined ones.
15327 2016-07-15 Richard Biener <rguenther@suse.de>
15329 * tree-ssa-pre.c (get_representative_for): Make sure to return
15330 the value number of SSA names.
15331 (phi_translate_1): get_representative_for cannot return NULL.
15332 (do_pre_regular_insertion): Remove redundant call to
15333 fully_constant_expression.
15334 (do_pre_partial_partial_insertion): Likewise.
15336 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15338 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15339 (derive_simple_iv_with_niters): New function.
15340 (simple_iv): Rewrite using simple_iv_with_niters.
15341 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15342 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15344 (number_of_iterations_exit): Rewrite using above function.
15345 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15348 2016-07-15 Richard Biener <rguenther@suse.de>
15350 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15351 vec_construct cost.
15353 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15355 PR tree-optimization/71872
15356 * tree-data-ref.c (get_references_in_stmt): Ignore references
15357 with is_gimple_constant get_base_address.
15359 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15361 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15362 (TARGET_HAVE_LDACQD): New macro.
15363 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15364 than TARGET_HAVE_LDACQ.
15365 (arm_load_acquire_exclusivedi): Likewise.
15366 (arm_store_release_exclusivedi): Likewise.
15368 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15370 PR rtl-optimization/71878
15371 * lra-constraints.c (match_reload): Pass information about other
15372 output operands. Create new unique register value if matching input
15373 operand shares same register value as output operand being considered.
15374 (curr_insn_transform): Record output operands already processed.
15376 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15379 PR tree-optimization/70923
15380 * tree-vect-patterns.c: Include mult-synthesis.h.
15381 (target_supports_mult_synth_alg): New function.
15382 (synth_lshift_by_additions): Likewise.
15383 (apply_binop_and_append_stmt): Likewise.
15384 (vect_synth_mult_by_constant): Likewise.
15385 (target_has_vecop_for_code): Likewise.
15386 (vect_recog_mult_pattern): Use above functions to synthesize vector
15387 multiplication by integer constants.
15389 2016-07-14 Alan Modra <amodra@gmail.com>
15391 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15392 gpr alternatives. Correct '*' placement on Y,r alternative.
15393 Add '*' on operand 1 of r,r alternative.
15395 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15397 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15398 * expmed.h: ... Here.
15400 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15402 * gimple.h (stmt_can_terminate_bb_p): New function.
15403 * tree-cfg.c (need_fake_edge_p): Rename to ...
15404 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15405 throw external; handle const and pure calls.
15406 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15408 2016-07-14 Richard Biener <rguenther@suse.de>
15410 PR tree-optimization/71866
15411 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15412 (do_hoist_insertion): Avoid endless recursion when we
15413 didn't insert anything because we managed to simplify
15414 things down to a constant or SSA name.
15415 (fully_constant_expression): Re-write in terms of ...
15416 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15417 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15418 vn_nary_build_or_lookup_1.
15419 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15420 (vn_nary_build_or_lookup): ... this which now wraps it.
15422 2016-07-14 Alan Modra <amodra@gmail.com>
15425 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15426 with p9_vector override before power9-dform override.
15428 2016-07-13 Andi Kleen <ak@linux.intel.com>
15430 * value-prof.c (gimple_value_profile_transformations): Don't run
15431 when auto_profile is on.
15433 2016-07-13 Andi Kleen <ak@linux.intel.com>
15435 * auto-profile.c (update_inlined_ind_target,
15436 afdo_indirect_call): Print information to dump file.
15438 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15440 * genrecog.c (special_predicate_operand_p): New function.
15441 (predicate_name): Move function.
15442 (validate_pattern): Don't warn about missing mode for all
15443 define_special_predicate predicates.
15445 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15447 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15448 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15449 resolve alias checks which are known at compilation time.
15450 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15451 alias checks are resolved. Move dump info for too many runtime
15452 alias checks to here...
15453 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15455 2016-07-13 Richard Biener <rguenther@suse.de>
15457 PR tree-optimization/24574
15458 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15459 position and add shift, rotate, divison and modulo support
15461 (value_replacement): Pass in argument position to absorbing_element_p.
15463 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15466 * ipa-inline-transform.c (inline_call): Support
15467 instrumented thunks.
15469 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15471 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15472 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15474 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15475 Baseline. Make initial alternative TARGET_32BIT only.
15476 (udivsi3): Likewise.
15477 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15478 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15481 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15483 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15484 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15485 availability with TARGET_HAVE_MOVT.
15486 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15487 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15488 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15490 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15491 extra instruction if MOVW is available. Use a cost variable
15492 incremented by COSTS_N_INSNS (1) when the condition match rather than
15493 returning an arithmetic expression based on COSTS_N_INSNS. Make
15494 constant with bottom half word zero cost 2 instruction if MOVW is
15496 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15497 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15498 target is ARMv8-M Baseline.
15499 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15500 (arm_movtas_ze): Likewise.
15501 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15502 alternative for constants satisfying j constraint.
15503 (thumb1_movsi_insn): Likewise.
15504 (movsi splitter for K alternative): Tighten condition to not trigger
15505 if movt is available and j constraint is satisfied.
15506 (Pe immediate splitter): Likewise.
15507 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15508 constant fitting in an halfword to use MOVW.
15509 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15512 2016-07-13 Richard Biener <rguenther@suse.de>
15514 PR middle-end/71104
15515 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15516 gimplifying the LHS. Make sure to gimplify a returning twice
15517 call LHS without using SSA names.
15519 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15521 * tree-data-ref.c (find_data_references_in_stmt): Remove
15522 unnecessary call to vec::release.
15523 (graphite_find_data_references_in_stmt): Likewise.
15524 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15525 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15527 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15529 * cfgexpand.c (expand_used_vars): Make the type of a local
15531 * genmatch.c (lower_for): Likewise.
15532 * haifa-sched.c (haifa_sched_init): Likewise.
15533 (add_to_speculative_block): Likewise.
15534 (create_check_block_twin): Likewise.
15535 * predict.c (handle_missing_profiles): Likewise.
15536 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15537 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15538 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15540 (maybe_lower_iteration_bound): Likewise.
15541 * tree-ssa-sccvn.c (DFS): Likewise.
15542 * tree-stdarg.c (reachable_at_most_once): Likewise.
15543 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15544 (vectorizable_store): Likewise.
15546 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15548 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15549 (sccvn_dom_walker): make cond_stack an auto_vec.
15551 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15553 * ree.c (struct ext_state): Make type of members auto_vec.
15554 (find_and_remove_re): Adjust.
15556 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15558 * cfgexpand.c (struct stack_vars_data): Make type of fields
15560 (expand_used_vars): Adjust.
15562 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15564 * ipa.c (record_cdtor_fn): Adjust.
15565 (build_cdtor_fns): Likewise.
15566 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15569 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15571 * genextract.c (struct accum_extract): Add constructor and make
15573 (gen_insn): Adjust.
15575 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15577 * tree.c (struct free_lang_data_d): Add constructor and change
15578 types of members to ones that automatically manage resources.
15579 (fld_worklist_push): Adjust.
15580 (find_decls_types): Likewise.
15581 (find_decls_types_in_eh_region): Likewise.
15582 (free_lang_data_in_cgraph): Stop manually creating and
15583 destroying members of free_lang_data_d.
15585 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15587 PR rtl-optimization/68961
15588 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15589 peephole variant. Use sse_reg_operand predicates.
15591 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15593 * config/i386/predicates.md (x86_64_immediate_operand)
15594 <case CONST_INT>: Remove unneeded truncation to DImode.
15595 <case CONST>: Ditto.
15596 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15598 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15601 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15602 The xxperm and xxpermr instructions require that the 2nd input
15603 operand overlap with the output operand, and not the 1st.
15604 (altivec_vperm_v8hiv16qi): Likewise.
15605 (altivec_vperm_<mode>_uns_internal): Likewise.
15606 (altivec_vpermr_<mode>_internal): Likewise.
15607 (vperm_v8hiv4si): Likewise.
15608 (vperm_v16qiv8hi): Likewise.
15610 2016-07-12 Nathan Sidwell <nathan@acm.org>
15612 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15613 when -mno-pic-data-is-text-relative is in effect, by default.
15614 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15615 behavior and clarify.
15617 2016-07-12 Martin Liska <mliska@suse.cz>
15619 * params.def: Add avg-loop niter.
15620 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15621 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15622 * doc/invoke.texi: Document the new parameter.
15624 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15626 PR middle-end/71700
15627 * expr.c (store_constructor): Mask sign-extended bits when widening
15628 sub-word constructor element at the start of a word.
15630 2016-07-12 Martin Liska <mliska@suse.cz>
15632 * Makefile.in: Append rule for params-options.h.
15633 * params-options.h: New file.
15635 2016-07-12 Martin Liska <mliska@suse.cz>
15637 * ira-build.c (mark_loops_for_removal): Properly iterate
15640 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15641 Richard Biener <rguenther@suse.de>
15643 PR tree-optimization/23286
15644 PR tree-optimization/70159
15645 * doc/invoke.texi: Document -fcode-hoisting.
15646 * common.opt (fcode-hoisting): New flag.
15647 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15648 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15649 (do_regular_insertion): Rename to ...
15650 (do_pre_regular_insertion): ... this and amend general comments
15651 on insertion strathegy.
15652 (do_partial_partial_insertion): Rename to ...
15653 (do_pre_partial_partial_insertion): ... this.
15654 (do_hoist_insertion): New function.
15655 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15656 and call do_hoist_insertion properly.
15658 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15659 (pass_pre::execute): Register hoist_insert stats.
15661 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15663 PR middle-end/71716
15664 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15665 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15666 is different from mode's bitsize. Small cleanup.
15668 2016-07-12 Richard Biener <rguenther@suse.de>
15670 PR rtl-optimization/68961
15671 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15672 to simplify to a non-constant.
15674 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15676 PR middle-end/71758
15677 * omp-low.c (expand_omp_target): Gimplify device.
15679 PR tree-optimization/71823
15680 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15681 to get vec_oprnds2 from op2.
15683 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15685 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15686 Hoist common subexpressions.
15687 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15689 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15692 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15693 prevent generation of 'stxsiwx' on pre Power8 hardware.
15695 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15697 * input.c: Include cpplib.h.
15698 (selftest::temp_source_file): New class.
15699 (selftest::temp_source_file::temp_source_file): New ctor.
15700 (selftest::temp_source_file::~temp_source_file): New dtor.
15701 (selftest::should_have_column_data_p): New function.
15702 (selftest::test_should_have_column_data_p): New function.
15703 (selftest::temp_line_table): New class.
15704 (selftest::temp_line_table::temp_line_table): New ctor.
15705 (selftest::temp_line_table::~temp_line_table): New dtor.
15706 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15707 it to create a temp_line_table.
15708 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15709 locations that are known to have column data.
15710 (selftest::line_table_case): New struct.
15711 (selftest::test_reading_source_line): Move tempfile handling
15712 to class temp_source_file.
15713 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15714 (selftest::assert_token_loc_eq): New function.
15715 (ASSERT_TOKEN_LOC_EQ): New macro.
15716 (selftest::test_lexer): New function.
15717 (selftest::boundary_locations): New array.
15718 (selftest::input_c_tests): Call test_should_have_column_data_p.
15719 Loop over a test matrix of interesting values of location and
15720 default_range_bits, calling test_lexer on each case in the matrix.
15721 Move call to test_accessing_ordinary_linemaps into the matrix.
15722 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15723 (ASSERT_EQ_AT): New macro.
15725 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15728 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15729 Don't convert TImode in debug insn.
15731 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15733 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15734 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15735 (tree_type_common::lang_flag_7): New.
15736 (tree_type_common::spare): Reduce size.
15737 * tree.h (TYPE_ALIGN_OK): Remove.
15738 (TYPE_LANG_FLAG_7): New.
15739 (get_inner_reference): Adjust header.
15740 * print-tree.c (print_node): Adjust.
15741 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15742 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15743 calls to get_inner_reference.
15744 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15745 handling of TYPE_ALIGN_OK.
15746 * builtins.c (get_object_alignment_2): Adjust call to
15747 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15748 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15750 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15751 * cfgexpand.c (expand_debug_expr): Likewise.
15752 * dbxout.c (dbxout_expand_expr): Likewise.
15753 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15754 loc_list_from_tree, fortran_common): Likewise.
15755 * fold-const.c (optimize_bit_field_compare,
15756 decode_field_reference, fold_unary_loc, fold_comparison,
15757 split_address_to_core_and_offset): Likewise.
15758 * gimple-laddress.c (execute): Likewise.
15759 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15760 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15761 * hsa-gen.c (gen_hsa_addr): Likewise.
15762 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15763 * tsan.c (instrument_expr): Likewise.
15764 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15765 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15766 * tree-affine.c (tree_to_aff_combination,
15767 get_inner_reference_aff): Adjust calls to get_inner_reference.
15768 * tree-data-ref.c (split_constant_offset_1,
15769 dr_analyze_innermost): Likewise.
15770 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15771 * tree-sra.c (ipa_sra_check_caller): Likewise.
15772 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15773 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15774 bswap_replace): Likewise.
15775 * tree-vect-data-refs.c (vect_check_gather,
15776 vect_analyze_data_refs): Likewise.
15777 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15778 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15781 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15783 * Makefile.in (selftest-valgrind): New phony target.
15784 * function-tests.c (selftest::build_cfg): Delete pass instances
15785 created by the test.
15786 (selftest::convert_to_ssa): Likewise.
15787 (selftest::test_expansion_to_rtl): Likewise.
15788 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15790 (selftest::test_diamond): Likewise.
15792 2016-07-11 Richard Biener <rguenther@suse.de>
15794 PR tree-optimization/71816
15795 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15796 than replacing all of its operands.
15798 2016-07-11 Alan Modra <amodra@gmail.com>
15800 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15801 (ctr<mode>): Add unspec.
15802 (ctr<mode>_internal*): Likewise.
15804 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15806 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15807 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15809 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15811 PR rtl-optimization/71621
15812 * lra-constraints.c (process_alt_operands): Check combination of
15813 reg class and mode.
15815 2016-07-08 Jason Merrill <jason@redhat.com>
15816 Richard Biener <rguenther@suse.de>
15818 P0145: Refining Expression Order for C++.
15819 * gimplify.c (initial_rhs_predicate_for): New.
15820 (gimplfy_modify_expr): Gimplify RHS before LHS.
15822 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15826 Allow standard error handling to take over when a wrong number
15827 of arguments is presented to __builtin_vec_ld () or
15828 __builtin_vec_st ().
15830 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15832 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15837 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15838 __builtin_aarch64_fmaxv2sf.
15839 (vmaxnmq_f32): Likewise.
15840 (vmaxnmq_f64): Likewise.
15841 (vminnm_f32): Likewise.
15842 (vminnmq_f32): Likewise.
15843 (vminnmq_f64): Likewise.
15845 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15848 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15849 enable -mfloat128-hardware by default.
15850 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15851 that IEEE 128-bit hardware support needs.
15852 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15853 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15854 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15855 floating point requires.
15856 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15857 -mfloat128 and -mfloat128-hardware changes.
15859 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15861 PR tree-optimization/71667
15862 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15864 2016-07-08 Martin Liska <mliska@suse.cz>
15866 PR middle-end/71606
15867 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15868 folding produces SAVE_EXPRs, thus return false for the type.
15870 2016-07-07 Martin Liska <mliska@suse.cz>
15872 * file-find.c (remove_prefix): New function.
15873 * file-find.h (remove_prefix): Declare the function.
15874 * gcc-ar.c (main): Skip a folder of the wrapper if
15875 a wrapped binary would point to the same file.
15877 2016-07-07 Jan Hubicka <jh@suse.cz>
15879 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15880 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15881 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15883 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15886 * ipa-inline-analysis.c (compute_inline_parameters): Set
15887 local.can_change_signature to false for intrumentation
15890 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15892 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15893 with TARGET_HAVE_MOVT.
15894 (TARGET_HAVE_MOVT): Define.
15895 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15896 availability with TARGET_HAVE_MOVT.
15897 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15899 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15901 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15902 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15903 * config/arm/constraints.md (define_constraint "j"): Use
15904 TARGET_HAVE_MOVT to check MOVT availability.
15906 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15908 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15910 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15912 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15913 (armv8-m.main): Likewise.
15914 (armv8-m.main+dsp): Likewise.
15915 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15916 (FL_FOR_ARCH8M_MAIN): Likewise.
15917 * config/arm/arm-tables.opt: Regenerate.
15918 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15919 armv8-m.main+dsp to BE8_LINK_SPEC.
15920 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15921 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15922 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15923 Baseline and Mainline.
15924 (arm_option_override_internal): Also disable arm_restrict_it when
15925 !arm_arch_notm. Update comment for -munaligned-access to also cover
15927 (arm_file_start): Increase buffer size for printing architecture name.
15928 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15929 and armv8-m.main+dsp.
15930 (mno-unaligned-access): Clarify that this is disabled by default for
15931 ARMv8-M Baseline architectures as well.
15933 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15935 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15936 decide whether to prevent some libgcc routines being included for some
15937 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15938 link between this condition and the one in
15939 libgcc/config/arm/lib1func.S.
15941 2016-07-07 Richard Biener <rguenther@suse.de>
15943 * tree-ssa-pre.c: Include alias.h.
15944 (compute_avail): If we have multiple VN_REFERENCEs with the
15945 same hashtable entry adjust that to make it a valid replacement
15946 for all of them with respect to alignment and aliasing
15947 when doing insertion.
15948 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15949 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15951 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15955 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15956 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15959 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15961 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15962 (adjust_mems): Adjust.
15963 (adjust_insn): Likewise.
15964 (prepare_call_arguments): Likewise.
15966 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15968 * gcse.c (struct ls_expr): Make stores field a vector.
15969 (ldst_entry): Adjust.
15970 (free_ldst_entry): Likewise.
15971 (print_ldst_list): Likewise.
15972 (compute_ld_motion_mems): Likewise.
15973 (update_ld_motion_stores): Likewise.
15975 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15977 * gcse.c (struct ls_expr): Remove loads field.
15978 (ldst_entry): Adjust.
15979 (free_ldst_entry): Likewise.
15980 (print_ldst_list): Likewise.
15981 (compute_ld_motion_mems): Likewise.
15983 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15985 * store-motion.c (struct st_expr): Make antic_stores a vector.
15986 (st_expr_entry): Adjust.
15987 (free_st_expr_entry): Likewise.
15988 (print_store_motion_mems): Likewise.
15989 (find_moveable_store): Likewise.
15990 (compute_store_table): Likewise.
15991 (remove_reachable_equiv_notes): Likewise.
15992 (replace_store_insn): Likewise.
15993 (build_store_vectors): Likewise.
15995 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15997 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15998 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16000 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16002 PR tree-optimization/71518
16003 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16004 misalign also for outer loops with negative step.
16006 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16008 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16009 (cortex_a53_shift): Add mov_shift.
16010 (cortex_a53_shift_reg): Add new reservation for register shifts.
16011 (cortex_a53_alu): Remove bfm.
16012 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16013 (cortex_a53_alu_extr): Add new reservation for EXTR.
16014 (bypasses): Improve bypass modelling.
16016 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16019 * config/avr/avr.c (avr_asm_select_section): Strip off
16020 SECTION_DECLARED from flags when calling get_section.
16022 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16024 * tree-vectorizer.h (vect_memory_access_type): Add
16025 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16026 * tree-vect-stmts.c (compare_step_with_zero): New function.
16027 (perm_mask_for_reverse): Move further up file.
16028 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16030 (get_negative_load_store_type): New function.
16031 (get_load_store_type): Call it. Add an ncopies argument.
16032 (vectorizable_mask_load_store): Update call accordingly and
16033 remove tests for negative steps.
16034 (vectorizable_store, vectorizable_load): Likewise. Handle new
16035 memory_access_types.
16037 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16039 * tree-vectorizer.h (vect_memory_access_type): New enum.
16040 (_stmt_vec_info): Add a memory_access_type field.
16041 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16042 (vect_model_store_cost): Take an access type instead of a boolean.
16043 (vect_model_load_cost): Likewise.
16044 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16045 vect_model_store_cost and vect_model_load_cost.
16046 * tree-vect-stmts.c (vec_load_store_type): New enum.
16047 (vect_model_store_cost): Take an access type instead of a
16048 store_lanes_p boolean. Simplify tests.
16049 (vect_model_load_cost): Likewise, but for load_lanes_p.
16050 (get_group_load_store_type, get_load_store_type): New functions.
16051 (vectorizable_store): Use get_load_store_type. Record the access
16052 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16053 (vectorizable_load): Likewise.
16054 (vectorizable_mask_load_store): Likewise. Replace is_store
16055 variable with vls_type.
16057 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16059 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16060 single_element_p parameter.
16061 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16062 Check the PR65518 case here rather than in vectorizable_load.
16063 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16064 * tree-vect-stmts.c (vectorizable_load): Likewise.
16066 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16068 * tree-vectorizer.h (gather_scatter_info): New structure.
16069 (vect_check_gather_scatter): Return a bool rather than a decl.
16070 Replace return-by-pointer arguments with a single
16071 gather_scatter_info *.
16072 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16073 (vect_analyze_data_refs): Update call accordingly.
16074 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16075 (vectorizable_mask_load_store): Likewise. Also record the
16076 offset dt and vectype in the gather_scatter_info.
16077 (vectorizable_store): Likewise.
16078 (vectorizable_load): Likewise.
16080 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16082 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16083 strided groups, use the cost of N scalar accesses instead
16084 of ncopies vector accesses.
16085 (vect_model_load_cost): Likewise.
16087 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16089 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16090 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16091 variable to indicate when once-per-group costs are being used.
16092 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16094 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16096 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16097 peeling-for-gaps condition.
16099 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16101 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16102 element to register if it doesn't match general_operand.
16104 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16105 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16107 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16109 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16110 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16111 (SIGNBIT): New mode iterator.
16112 (Fsignbit): New mode attribute.
16113 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16114 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16115 when direct moves are available.
16116 (signbit<mode>2_dm): New define_insn_and_split).
16117 (signbit<mode>2_dm2): New define_insn.
16119 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16121 PR rtl-optimization/71594
16122 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16123 into subregs of appropriate mode before trying to emit a conditional
16126 2016-07-05 Jan Hubicka <jh@suse.cz>
16128 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16129 (simple_iv): Use it.
16131 2016-07-05 Jan Hubicka <jh@suse.cz>
16133 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16135 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16137 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16140 2016-07-05 Jan Hubicka <jh@suse.cz>
16142 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16145 2016-07-05 Richard Biener <rguenther@suse.de>
16147 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16148 Handle empty else block.
16149 (is_feasible_trace): Likewise.
16150 (split_paths): Likewise.
16152 2016-07-05 Richard Biener <rguenther@suse.de>
16154 * tree-loop-distribution.c (distribute_loop): Fix issue with
16155 the cost model loop.
16157 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16159 * config/arm/neon-testgen.ml: Delete.
16160 * config/arm/neon.ml: Delete.
16162 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16165 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16166 directly using TREE_PURPOSE.
16168 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16170 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16171 * config/aarch64/aarch64_neon.h: Likewise.
16172 * config/aarch64/arm_neon.h: Likewise.
16173 * config/aarch64/atomics.md: Likewise.
16174 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16175 * doc/invoke.texi: Likewise.
16177 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16179 * config/s390/s390.md: Add "z13" cpu_facility.
16180 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16181 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16182 condition" type instructions.
16184 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16185 Jeff Law <law@redhat.com>
16187 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16188 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16190 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16192 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16193 permutation for TARGET_AVX512F.
16194 (ix86_expand_vec_one_operand_perm_avx512): New function.
16195 (expand_vec_perm_1): Invoke introduced function.
16196 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16197 it may be not valid after vectorization.
16199 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16202 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16203 typo in comment. Only force to memory if it is a weak
16204 external reference.
16206 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16207 Jiong Wang <jiong.wang@arm.com>
16209 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16210 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16211 (AARCH64_FL_F16): New.
16212 (AARCH64_FL_FOR_ARCH8_2): New.
16213 (AARCH64_ISA_8_2): New.
16214 (AARCH64_ISA_F16): New.
16215 (TARGET_FP_F16INST): New.
16216 (TARGET_SIMD_F16INST): New.
16217 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16218 ("fp"): Disabling "fp" also disables "fp16".
16219 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16220 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16221 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16222 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16224 2016-07-04 Jan Beulich <jbeulich@suse.com>
16226 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16228 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16231 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16232 the insns, use an insn form that does not adjust the offset on
16233 little endian systems.
16235 2016-07-01 Jan Beulich <jbeulich@suse.com>
16237 * varasm.c (get_variable_section): Validate initializer in
16238 named .bss-like sections.
16240 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16242 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16243 Exchange the order of the second and third operands in the vpermr
16244 instruction tmeplate.
16246 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16249 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16250 Disallow TDmode values.
16252 2016-07-01 Alan Modra <amodra@gmail.com>
16254 PR rtl-optimization/71709
16255 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16256 being set, not referenced.
16258 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16260 PR tree-optimization/70729
16261 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16262 of loop since it can be not valid after transformation.
16264 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16266 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16267 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16269 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16271 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16274 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16277 * config/rs6000/constraints.md (wY constraint): New constraint to
16278 match the requirements for the LXSD and STXSD instructions.
16279 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16280 predicate to match the requirements for the LXSD and STXSD
16282 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16283 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16284 to make sure that the bottom 2 bits of offset are 0, the address
16285 form is offsettable, and no updating is done in the address mode.
16286 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16287 (movdi_internal32): Likewise
16288 (movdi_internal64): Likewise.
16290 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16292 PR tree-optimization/71707
16293 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16294 strinfo even for ADDR_EXPR ptr.
16296 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16298 * config/rs6000/altivec.md (darn_32): Change the condition to
16299 TARGET_P9_MISC instead of TARGET_MODULO.
16300 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16301 condition expression.
16302 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16303 condition expression.
16304 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16305 (DFP_TEST): New code iterator.
16306 (dfptstsfi_<code>_mode>): New define_expand.
16307 (*dfp_sgnfcnc_<mode>): New define_insn.
16308 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16309 definition next to BU_P9_MISC_1 definition and change the MASK
16310 value to RS6000_BTM_P9_MISC.
16311 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16312 (BU_P9_64BIT_MISC_0): Likewise.
16313 (BU_P9_DFP_MISC_0): New macro definition.
16314 (BU_P9_DFP_MISC_1): New macro definition.
16315 (BU_P9_DFP_MISC_2): New macro definition.
16316 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16317 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16318 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16319 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16320 (TSTSFI_LT_TD): Likewise.
16321 (TSTSFI_EQ_DD): Likewise.
16322 (TSTSFI_EQ_TD): Likewise.
16323 (TSTSFI_GT_DD): Likewise.
16324 (TSTSFI_GT_TD): Likewise.
16325 (TSTSFI_OV_DD): Likewise.
16326 (TSTSFI_OV_TD): Likewise.
16327 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16328 (TSTSFI_LT_DD): Likewise.
16329 (TSTSFI_LT_TD): Likewise.
16330 (TSTSFI_EQ): Likewise.
16331 (TSTSFI_EQ_DD): Likewise.
16332 (TSTSFI_EQ_TD): Likewise.
16333 (TSTSFI_GT): Likewise.
16334 (TSTSFI_GT_DD): Likewise.
16335 (TSTSFI_GT_TD): Likewise.
16336 (TSTSFI_OV): Likewise.
16337 (TSTSFI_OV_DD): Likewise.
16338 (TSTSFI_OV_TD): Likewise.
16339 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16340 overloaded test significance functions.
16341 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16342 OPTION_MASK_P9_MISC into the representation of this mask.
16343 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16345 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16346 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16348 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16349 argument is a 6-bit unsigned literal value if the icode argument
16350 represents a DFP test significance built-in call.
16351 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16352 flag used independently and in combination with the
16353 RS6000_BTM_64BIT flag.
16354 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16355 (rs6000_builtin_mask_names): Add entry for power9-misc
16356 command-line option.
16357 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16358 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16359 RS6000_BTM_P9_MISC macros.
16360 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16361 option and change the description of the -mpower9-vector option to
16362 enable only vector instructions, removing its erroneously claimed
16363 support for scalar instructions.
16364 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16365 the ISA 3.0 digital floating point test significance built-in
16368 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16370 * config/aarch64/aarch64.c (cortexa35_tunings):
16371 Enable AES fusion. Use cortexa57_branch_cost.
16372 (cortexa53_tunings): Use cortexa57_branch_cost.
16373 (cortexa72_tunings): Use cortexa57_branch_cost.
16374 Use AUTOPREFETCHER_WEAK.
16375 (cortexa73_tunings): Use cortexa57_branch_cost.
16377 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16378 James Greenhalgh <james.greenhalgh@arm.com>
16380 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16381 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16382 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16383 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16384 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16385 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16386 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16387 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16388 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16389 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16390 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16391 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16392 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16395 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16396 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16398 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16400 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16402 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16405 * gcc.c (driver::build_option_suggestions): Pass "option" to
16406 add_misspelling_candidates.
16407 * opts-common.c (add_misspelling_candidates): Add "option" param;
16408 use it to avoid adding negated forms for options marked with
16410 * opts.h (add_misspelling_candidates): Add "option" param.
16412 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16414 PR middle-end/71693
16415 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16416 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16417 first when permuting bitwise operation with rotate. Cast
16418 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16420 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16422 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16423 for misspelled param names.
16424 * params.c: Include spellcheck.h.
16425 (find_param_fuzzy): New function.
16426 * params.h (find_param_fuzzy): New prototype.
16427 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16428 * spellcheck.h (struct edit_distance_traits<const char *>):
16431 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16433 * config/rs6000/predicates.md (const_0_to_7_operand): New
16434 predicate, recognize 0..7.
16435 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16436 support for doing extracts from V16QImode, V8HImode, V4SImode
16438 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16439 vector extract support.
16440 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16441 for ISA 3.0 vector extract.
16442 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16443 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16444 extracts of a constant element number from small integer vectors
16445 on 64-bit ISA 3.0 systems.
16446 (vsx_extract_<mode>_di): Likewise.
16447 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16448 say when we can do ISA 3.0 vector extracts.
16449 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16450 registers, using the stxsiwx instruction.
16452 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16454 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16455 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16456 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16457 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16458 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16459 * config/arm/arm.c (arm_qdf24xx_tune): New.
16461 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16463 * config/aarch64/aarch64.c (cortexa53_tunings):
16464 Increase loop alignment to 8. Set function alignment to 16.
16465 (cortexa35_tunings): Likewise.
16466 (cortexa57_tunings): Increase loop alignment to 8.
16467 (cortexa72_tunings): Likewise.
16468 (cortexa73_tunings): Likewise.
16470 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16472 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16473 for arm_fp16_ok and arm_fp16_hw.
16474 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16475 arm_fp16_alternative.
16477 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16479 PR tree-optimization/71655
16480 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16481 types when swapping operands.
16483 2016-06-29 Martin Liska <mliska@suse.cz>
16485 PR middle-end/71585
16486 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16487 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16488 of build_optimization_node.
16490 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16492 PR tree-optimization/70729
16493 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16494 independent in loops having positive safelen value.
16495 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16496 it may be not valid after vectorization.
16498 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16500 PR tree-optimization/71625
16501 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16502 is sorted by ascending list->offset. If PTR is non-NULL and there is
16503 previous strinfo, call get_stridx_plus_constant.
16504 (get_stridx): Pass exp as second argument to get_addr_stridx.
16505 (addr_stridxptr): Add missing list = list->next, so that there can be
16506 more than one entries in the list. Bump limit from 16 to 32. Ensure
16507 the list is sorted by ascending list->offset.
16508 (get_stridx_plus_constant): Adjust so that it can be also called with
16509 ADDR_EXPR instead of SSA_NAME as PTR.
16510 (handle_char_store): Pass NULL_TREE as second argument to
16513 2016-06-29 Richard Biener <rguenther@suse.de>
16515 PR rtl-optimization/68961
16516 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16518 2016-06-29 Richard Biener <rguenther@suse.de>
16520 PR middle-end/71002
16521 * alias.c (component_uses_parent_alias_set_from): Handle
16522 type punning through union accesses by using the union alias set.
16523 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16525 2016-07-29 Richard Biener <rguenther@suse.de>
16527 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16528 precision not matching mode precision.
16530 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16532 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16533 pa_output_arg_descriptor.
16534 (call_val_symref_64bit_post_reload): Likewise.
16535 (call_val_powf_64bit_post_reload): Likewise.
16536 (sibcall_internal_symref_64bit): Likewise.
16537 (sibcall_value_internal_symref_64bit): Likewise.
16539 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16541 PR middle-end/71626
16542 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16543 a constant, force its SUBREG_REG into memory or register instead
16546 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16549 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16550 * doc/invoke.texi (AVR Options): Document it.
16552 2016-06-28 Walter Lee <walt@tilera.com>
16554 * config/tilegx/linux.h: Do not include arch/icache.h
16555 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16556 * config/tilepro/linux.h: Do not include arch/icache.h
16557 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16559 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16561 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16562 for big-endian BIT_FIELD_REF.
16564 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16566 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16567 ('size' attribute): Add '128'.
16569 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16570 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16571 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16572 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16573 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16574 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16575 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16576 *trunc<mode>df2_odd): Set size attribute to '128'.
16577 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16578 * config/rs6000/power6.md (power6-fp): Include dfp type.
16579 * config/rs6000/power7.md (power7-fp): Likewise.
16580 * config/rs6000/power8.md (power8-fp): Likewise.
16581 * config/rs6000/power9.md: New file.
16582 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16583 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16584 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16586 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16587 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16588 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16589 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16590 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16591 dfp_dscri_<mode>): Change type attribute to dfp.
16592 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16593 attribute to vecsimple.
16594 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16595 and prefetch streams.
16596 (rs6000_option_override_internal): Remove temporary code setting
16597 tuning to power8. Don't set rs6000_sched_groups for power9.
16598 (last_scheduled_insn): Change to rtx_insn *.
16599 (divide_cnt, vec_load_pendulum): New variables.
16600 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16601 (rs6000_issue_rate): Set issue rate for Power9.
16602 (is_power9_pairable_vec_type): New.
16603 (power9_sched_reorder2): New.
16604 (rs6000_sched_reorder2): Call new function for Power9 specific
16606 (insn_must_be_first_in_group): Remove Power9.
16607 (insn_must_be_last_in_group): Likewise.
16608 (force_new_group): Likewise.
16609 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16610 Initialize divide_cnt/vec_load_pendulum.
16611 (_rs6000_sched_context, rs6000_init_sched_context,
16612 rs6000_set_sched_context): Handle context save/restore of new
16615 2016-06-28 Richard Biener <rguenther@suse.de>
16617 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16618 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16619 COMPONENT_REF operand.
16620 (nonoverlapping_component_refs_p): Likewise.
16621 * stor-layout.c (start_bitfield_representative): Mark
16622 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16624 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16626 * Makefile.in: Don't cat ../stage_current if it does not exist.
16628 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16629 last argument is a bit-field.
16631 PR rtl-optimization/71673
16632 * internal-fn.c (expand_arith_overflow_result_store): Use
16633 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16634 expand_simple_binop.
16636 PR middle-end/66867
16637 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16638 expand_ifn_atomic_compare_exchange): New functions.
16639 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16640 * tree.h (build_call_expr_internal_loc): Rename to ...
16641 (build_call_expr_internal_loc_array): ... this. Fix up type of
16643 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16644 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16645 ATOMIC_COMPARE_EXCHANGE result.
16646 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16647 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16648 fold_builtin_atomic_compare_exchange): New prototypes.
16649 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16650 fold_builtin_atomic_compare_exchange): New functions..
16651 * tree-ssa.c (execute_update_addresses_taken): If
16652 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16653 of call when finding addressable vars, and if such var becomes
16654 non-addressable, call fold_builtin_atomic_compare_exchange.
16656 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16659 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16660 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16662 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16664 * config/rs6000/rs6000.md ('type' attribute): Add
16665 veclogical,veccmpfx,vecexts,vecmove insn types.
16666 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16667 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16668 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16669 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16670 *nabs<mode>2_hw): Change type to vecmove.
16671 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16672 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16673 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16674 *ieee_128bit_vsx_abs<mode>2_internal,
16675 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16676 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16677 *ieee128_mtvsrd_32bit): Change type to veclogical.
16678 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16679 *movdi_internal32, *movdi_internal64): Update insn types.
16680 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16681 vsx_extract_<mode>): Change type to veclogical.
16682 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16683 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16684 *vsx_sign_extend_si_v2di): Change type to vecexts.
16685 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16686 type to veclogical.
16687 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16688 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16689 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16690 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16691 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16692 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16693 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16694 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16695 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16696 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16697 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16698 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16699 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16700 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16701 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16702 (ppc7450-vecsimple): Add veclogical, vecmove.
16703 (ppc7450-veccmp): Add veccmpfx.
16704 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16706 (ppc8540_vector_compare): Add veccmpfx.
16707 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16708 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16709 (cell-vecsimple): Add veclogical, vecmove.
16710 (cell-veccmp): Add veccmpfx.
16711 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16712 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16714 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16715 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16716 (power4-vecsimple): Add veclogical, vecmove.
16717 (power4-veccmp): Add veccmpfx.
16718 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16719 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16720 (power6-vecsimple): Add veclogical, vecmove.
16721 (power6-veccmp): Add veccmpfx.
16722 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16723 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16724 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16725 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16726 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16727 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16728 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16730 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16732 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16735 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16736 OPTION_MASK_P9_DFORM_VECTOR.
16737 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16738 disable -mpower9-dform-vector when using reload.
16739 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16740 New 'strict' argument. Update all callers. Add strict addressing
16742 (rs6000_legitimate_offset_address_p): Remove call to
16743 virtual_stack_registers_memory_p.
16744 (rs6000_legitimize_reload_address): Add quad address support.
16745 (rs6000_legitimate_address_p): Move call to quad_address_p above
16746 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16747 to account for new strict usage.
16748 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16749 for new strict usage.
16750 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16752 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16759 * config/i386/i386.c (ix86_spill_class): Disable condition to
16760 always return NO_REGS.
16762 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16764 * predict.c: Include gimple-pretty-print.h
16765 (predicted_by_loop_heuristics_p): Check also
16766 PRED_LOOP_EXIT_WITH_RECURSION
16767 (predict_loops): Find self recursive calls and use special purpose
16768 predictors for them; dump log about decisions.
16769 (pass_profile::execute): Dump info about #of iterations.
16770 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16771 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16773 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16775 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16776 output_asm_insn calls and shorten long lines. Output .CALL
16777 argument descriptor using pa_output_arg_descriptor. Add various
16778 inline $$dyncall and other optimizations.
16779 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16781 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16783 PR tree-optimization/71643
16784 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16787 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16788 leak a bitmap if dep_bb is NULL.
16790 PR tree-optimization/71631
16791 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16792 to rewrite_expr_tree even if negate_result, move new_lhs var
16793 declaration and initialization earlier, for powi_result set afterwards
16794 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16795 if new_lhs != lhs, and don't shadow gsi var.
16797 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16799 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16800 Add in_loop parameter.
16801 (predict_loops): Add loop guard heuristics.
16802 * predict.def (PRED_LOOP_GUARD): New heuristics.
16804 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16806 * predict.c: Include ipa-utils.h
16807 (tree_bb_level_prediction): Predict recursive calls.
16808 (tree_estimate_probability_bb): Skip inexpensive calls for call
16810 * predict.def (PRED_RECURSIVE_CALL): New.
16812 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16814 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16815 (BU_FLOAT128_1): Likewise.
16817 (COPYSIGNQ): Likewise.
16818 (RS6000_BUILTIN_NANQ): Likewise.
16819 (RS6000_BUILTIN_NANSQ): Likewise.
16820 (RS6000_BUILTIN_INFQ): Likewise.
16821 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16822 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16823 (TARGET_FOLD_BUILTIN): New #define.
16824 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16825 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16826 (rs6000_fold_builtin): New target hook implementation, handling
16827 folding of 128-bit NaNs and infinities.
16828 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16829 entries are filled in to avoid problems during bootstrap
16830 self-test; define builtins for 128-bit NaNs and infinities.
16831 (rs6000_opt_mask): Add entry for float128.
16832 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16833 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16834 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16835 (const_str_type_node): New #define.
16836 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16837 to a define_expand that dispatches to either copysign<mode>3_soft
16838 or copysign<mode>3_hard.
16839 (copysign<mode>3_hard): Rename from copysign<mode>3.
16840 (copysign<mode>3_soft): New define_insn.
16841 * doc/extend.texi: Document new builtins.
16843 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16845 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16846 PRIu64 instead of lu.
16848 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16851 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16852 copy the type name.
16854 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16856 PR tree-optimization/71647
16857 * omp-low.c (lower_rec_input_clauses): Convert
16858 omp_clause_aligned_alignment (c) to size_type_node for the
16859 last argument of __builtin_assume_aligned.
16861 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16863 * configure.ac (calling ___tls_get_addr via GOT): New
16864 assembler/linker check.
16865 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16866 assembler and linker supports calling ___tls_get_addr via GOT.
16867 Otherise, defined to 0.
16868 * config.in: Regenerated.
16869 * configure: Likewise.
16870 * config/i386/constraints.md (Yb): New constraint.
16871 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16872 (REG_CLASS_NAMES): Likewise.
16873 (REG_CLASS_CONTENTS): Likewise.
16874 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16875 the b constraint with the Yb constraint. Call ___tls_get_addr
16876 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16878 (*tls_local_dynamic_base_32_gnu): Likewise.
16879 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16880 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16881 (*tls_local_dynamic_base_64_<mode>): Likewise.
16883 2016-06-24 Martin Liska <mliska@suse.cz>
16885 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16886 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16888 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16889 argument to true if the expected number of iterations is
16892 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16894 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16895 assemble for 32bit target.
16896 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16897 and $ld_ix86_gld_32_opt to link for 32bit target.
16898 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16899 * configure: Regenerate.
16901 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16903 * config/arm/arm.c (int_log2): Delete definition and prototype.
16904 (shift_op): Use exact_log2 instead of int_log2.
16905 (vfp3_const_double_for_fract_bits): Likewise.
16907 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16909 * internal-fn.c (expand_arith_set_overflow): New function.
16910 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16912 (expand_arith_overflow_result_store): Likewise. Handle precision
16913 smaller than mode precision.
16914 * tree-vrp.c (extract_range_basic): For imag part, handle
16915 properly signed 1-bit precision result.
16916 * doc/extend.texi (__builtin_add_overflow): Document that last
16917 argument can't be pointer to enumerated or boolean type.
16918 (__builtin_add_overflow_p): Document that last argument can't
16919 have enumerated or boolean type.
16921 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16922 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16924 * config/rs6000/predicates.md (splat_input_operand): Rework.
16925 Don't allow constants, since the insns that use this predicate
16926 don't support constants. Constants are handled by other insns
16927 that are created via combine. During and after register
16928 allocation, only allow indexed or indirect addresses, and not
16929 general addresses. Only allow modes supported by the hardware.
16930 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16931 comment. Move check for using VSPLTIS<x> to a common location,
16932 instead of doing it in two different places.
16934 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16936 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16937 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16938 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16939 signature_CENTAUR_ebx.
16941 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16945 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16946 (as_ix86_gas_32_opt): This.
16947 (ld_ix86_tls_ldm_opt): Renamed to ...
16948 (ld_ix86_gld_32_opt): This.
16949 (R_386_TLS_LDM reloc): Updated.
16950 (R_386_GOT32X reloc): New assembler/linker check.
16951 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16952 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16954 * config.in: Regenerated.
16955 * configure: Likewise.
16956 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16957 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16958 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16959 if ix86_force_load_from_GOT_p returns true.
16960 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16961 ix86_force_load_from_GOT_p returns true.
16962 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16963 the external function address via the GOT slot.
16964 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16965 HAVE_AS_IX86_GOT32X before returning false.
16966 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16967 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16969 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16971 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16973 2016-06-23 Andi Kleen <ak@linux.intel.com>
16975 * Makefile.in: Regenerate.
16976 * doc/install.texi: Document autoprofiledbootstrap.
16978 2016-06-23 Andi Kleen <ak@linux.intel.com>
16980 * config/i386/gcc-auto-profile: New file.
16982 2016-06-23 Martin Liska <mliska@suse.cz>
16984 PR middle-end/71619
16985 * predict.c (predict_loops): Revert the hunk that was removed
16988 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16990 * config.gcc: Add support for arm*-*-phoenix* targets.
16991 * config/arm/t-phoenix: New.
16992 * config/phoenix.h: New.
16994 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16995 H.J. Lu <hongjiu.lu@intel.com>
16998 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16999 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17000 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17001 ix86_force_load_from_GOT_p returns true.
17002 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17003 ix86_force_load_from_GOT_p returns true.
17004 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17005 ix86_force_load_from_GOT_p returns true.
17006 (ix86_expand_move): Load the external function address via the
17007 GOT slot if ix86_force_load_from_GOT_p returns true.
17008 * config/i386/predicates.md (x86_64_immediate_operand): Return
17009 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17010 (x86_64_zext_immediate_operand): Ditto.
17012 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17014 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17016 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17019 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17020 * diagnostic.c (pedwarn_at_rich_loc): New function.
17021 * spellcheck.h (best_match::best_match): Add a
17022 "best_distance_so_far" optional parameter.
17023 (best_match::set_best_so_far): New method.
17024 (best_match::get_best_distance): New accessor.
17025 (best_match::get_best_candidate_length): New accessor.
17027 2016-06-22 Nick Clifton <nickc@redhat.com>
17029 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17030 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17031 modes are accepted as well.
17032 (ucompare_loc_descriptor): Likewise.
17033 (minmax_loc_descriptor): Likewise.
17034 (clz_loc_descriptor): Likewise.
17035 (popcount_loc_descriptor): Likewise.
17036 (bswap_loc_descriptor): Likewise.
17037 (rotate_loc_descriptor): Likewise.
17038 (mem_loc_descriptor): Likewise.
17039 (loc_descriptor): Likewise.
17041 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17043 * common.opt (fdiagnostics-parseable-fixits): New option.
17044 * diagnostic.c: Include "selftest.h".
17045 (print_escaped_string): New function.
17046 (print_parseable_fixits): New function.
17047 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17048 (selftest::assert_print_escaped_string): New function.
17049 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17050 (selftest::test_print_escaped_string): New function.
17051 (selftest::test_print_parseable_fixits_none): New function.
17052 (selftest::test_print_parseable_fixits_insert): New function.
17053 (selftest::test_print_parseable_fixits_remove): New function.
17054 (selftest::test_print_parseable_fixits_replace): New function.
17055 (selftest::diagnostic_c_tests): New function.
17056 * diagnostic.h (struct diagnostic_context): Add field
17057 "parseable_fixits_p".
17058 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17059 -fdiagnostics-parseable-fixits.
17060 (-fdiagnostics-parseable-fixits): New option.
17061 * opts.c (common_handle_option): Handle
17062 -fdiagnostics-parseable-fixits.
17063 * selftest-run-tests.c (selftest::run_tests): Call
17064 selftest::diagnostic_c_tests.
17065 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17067 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17069 PR tree-optimization/71488
17070 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17071 comparison of boolean vectors.
17072 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17073 of boolean vectors using bitwise operations.
17075 2016-06-22 Andreas Schwab <schwab@suse.de>
17077 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17078 Remove declaration.
17080 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17082 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17084 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17086 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17089 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17091 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17092 * config/arm/arm-cores.def (cortex-a73): New entry.
17093 (cortex-a73.cortex-a35): Likewise.
17094 (cortex-a73.cortex-a53): Likewise.
17095 * config/arm/arm-tables.opt: Regenerate.
17096 * config/arm/arm-tune.md: Likewise.
17097 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17098 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17099 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17100 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17101 * doc/invoke.texi (ARM Options): Document cortex-a73,
17102 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17104 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17106 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17107 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17108 (cortex-a73.cortex-a35): Likewise.
17109 (cortex-a73.cortex-a53): Likewise.
17110 * config/aarch64/aarch64-tune.md: Regenerate.
17111 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17112 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17115 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17117 * configure.ac (gcc_cv_as_compress_debug): Remove
17118 --compress-debug-sections as extra as switch.
17119 Handle gas --compress-debug-sections=type.
17120 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17121 Handle gld --compress-debug-sections=type.
17122 * configure: Regenerate.
17124 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17126 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17128 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17130 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17131 (do_rewrite): likewise.
17133 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17135 * common/config/mep/mep-common.c: Remove.
17136 * config.gcc: Remove mep-* support.
17137 * config/mep/constraints.md: Remove.
17138 * config/mep/default.h: Remove.
17139 * config/mep/intrinsics.h: Remove.
17140 * config/mep/intrinsics.md: Remove.
17141 * config/mep/ivc2-template.h: Remove.
17142 * config/mep/mep-c5.cpu: Remove.
17143 * config/mep/mep-core.cpu: Remove.
17144 * config/mep/mep-default.cpu: Remove.
17145 * config/mep/mep-ext-cop.cpu: Remove.
17146 * config/mep/mep-intrin.h: Remove.
17147 * config/mep/mep-ivc2.cpu: Remove.
17148 * config/mep/mep-pragma.c: Remove.
17149 * config/mep/mep-protos.h: Remove.
17150 * config/mep/mep.c: Remove.
17151 * config/mep/mep.cpu: Remove.
17152 * config/mep/mep.h: Remove.
17153 * config/mep/mep.md: Remove.
17154 * config/mep/mep.opt: Remove.
17155 * config/mep/predicates.md: Remove.
17156 * config/mep/t-mep: Remove.
17157 * doc/install.texi: Remove mep-* documentation.
17158 * doc/md.texi: Likewise.
17160 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17162 * config.gcc: Remove support for avr-rtems.
17163 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17164 * config/avr/rtems.h: Remove.
17165 * config/avr/t-rtems: Remove.
17167 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17169 * config.gcc: Remove m32r-rtems support.
17170 * config/m32r/rtems.h: Remove.
17172 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17174 * config.gcc: Remove h8300-rtems support.
17175 * config/h8300/rtems.h: Remove.
17176 * config/h8300/t-rtems: Remove.
17178 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17180 * config.gcc: Remove support for knetbsd.
17181 * configure.ac: Likewise.
17182 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17183 * config/knetbsd-gnu.h: Remove.
17184 * configure: Regenerate.
17186 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17188 * config.gcc: Remove support for openbsd 2 and 3.
17189 * config/openbsd-oldgas.h: Remove.
17191 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17193 * config.gcc: Remove interix support.
17194 * config/i386/i386-interix.h: Remove.
17195 * config/i386/interix.opt: Remove.
17196 * config/i386/t-interix: Remove.
17197 * configure: Regenerate.
17198 * configure.ac: Remove interix support.
17199 * doc/install.texi: Remove interix documentation.
17201 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17203 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17204 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17207 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17209 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17210 they are both PLACEHOLDER_EXPRs.
17212 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17214 * stor-layout.c (layout_type): Move setting complex MODE to
17215 layout_type, instead of setting it ahead of time by the caller.
17216 * tree.c (build_complex_type): Likewise.
17218 2016-06-21 Martin Liska <mliska@suse.cz>
17220 * predict.c (force_edge_cold): Replace imposisble with
17223 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17225 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17226 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17228 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17230 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17232 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17233 Ilya Enkovich <ilya.enkovich@intel.com>
17236 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17237 New member function to convert V1TImode register to SUBREG
17238 TImode in debug insn.
17239 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17240 after changing register mode to V1TImode.
17242 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17244 * config/aarch64/aarch64-cores.def (vulcan): New core.
17245 * config/aarch64/aarch64-tune.md: Regenerate.
17246 * doc/invoke.texi: Document vulcan as an available option.
17248 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17250 * cse.c (canon_asm_operands): New function extracted from...
17251 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17252 either standalone or member of a PARALLEL.
17254 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17257 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17258 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17259 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17261 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17264 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17265 constant addresses if can_create_pseudo_p.
17267 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17269 PR tree-optimization/71588
17270 * tree-ssa-strlen.c (valid_builtin_call): New function.
17271 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17274 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17276 PR middle-end/71581
17277 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17278 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17279 for conversion of scalar user var to complex type and use the
17280 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17283 PR rtl-optimization/71591
17284 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17285 don't run any tests.
17287 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17290 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17291 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17292 space for PIC with non-v32 and the common non-PIC "jump".
17294 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17297 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17298 returned values and add UN*/LTGT/*ORDERED cases with values matching
17299 D operand modifier on vcmp for AVX.
17301 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17303 * config/aarch64/aarch64.opt
17304 (mpc-relative-literal-loads): Rename internal option name.
17305 * config/aarch64/aarch64.c
17306 (aarch64_nopcrelative_literal_loads): Rename to
17307 aarch64_pcrelative_literal_loads.
17308 (aarch64_expand_mov_immediate): Likewise.
17309 (aarch64_secondary_reload): Likewise.
17310 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17311 (aarch64_override_options_after_change_1): Rename and simplify logic.
17312 (aarch64_classify_symbol): Merge large model checks into switch,
17313 remove pc-relative load check.
17315 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17317 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17318 costs relative to the cost of a register move.
17320 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17322 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17323 (vcvt_n_f64_u64): Likewise.
17324 (vcvt_n_s64_f64): Likewise.
17325 (vcvt_n_u64_f64): Likewise.
17326 (vcvt_f64_s64): Likewise.
17327 (vrecpe_f64): Likewise.
17328 (vcvt_f64_u64): Likewise.
17329 (vrecps_f64): Likewise.
17331 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17333 * config/aarch64/aarch64.md
17334 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17336 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17338 * config/aarch64/aarch64-builtins.c
17339 (aarch64_types_binop_uss_qualifiers): Delete.
17340 (TYPES_BINOP_USS): Likewise.
17341 (aarch64_types_binop_sus_qualifiers): Likewise.
17342 (TYPES_BINOP_SUS): Likewise.
17343 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17344 (TYPES_FCVTIMM_SUS): Likewise.
17345 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17347 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17348 (fcvtzs): Use SHIFTIMM rather than BINOP.
17349 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17351 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17353 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17354 costs relative to the cost of a register move.
17356 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17358 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17359 Allow scalar/single vector modes to be tieable.
17361 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17363 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17365 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17367 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17369 * tree.h (TYPE_ALIGN): Likewise.
17371 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17374 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17376 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17378 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17379 literal" build warnings.
17380 (avr_print_operand_address): Dito.
17382 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17385 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17386 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17388 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17390 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17392 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17395 * reload1.c (reload): Pass 0 to finish_spills when called because
17396 update_eliminables_and_spill returns true and remove did_spill.
17397 (finish_spills): Adjust comment and document GLOBAL parameter.
17399 2016-06-17 DJ Delorie <dj@redhat.com>
17402 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17403 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17404 (umulqihi3_virt): Likewise.
17405 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17406 (umulqihi3_real): Likewise.
17408 2016-06-17 Martin Liska <mliska@suse.cz>
17410 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17412 2016-06-17 Martin Liska <mliska@suse.cz>
17414 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17416 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17418 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17420 (vaddq_f32): Likewise.
17421 (vmul_f32): Likewise.
17422 (vmulq_f32): Likewise.
17423 (vsub_f32): Likewise.
17424 (vsubq_f32): Likewise.
17426 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17428 PR tree-optimization/71347
17429 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17430 cost for all uses in group.
17432 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17434 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17435 insert gimple seq if it's not empty.
17437 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17439 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17441 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17442 rather than OFFSET.
17443 (comp_dr_with_seg_len_pair): Ditto.
17444 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17445 struct dr_with_seg_len_pair against DR_OFFSET.
17446 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17447 DR_OFFSET directly.
17449 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17451 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17453 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17455 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17456 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17457 (pa_output_millicode_call): Likewise.
17458 (pa_output_call): Likewise.
17459 (pa_output_indirect_call): Likewise.
17460 (pa_asm_output_mi_thunk): Likewise.
17462 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17464 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17466 2016-06-16 Martin Liska <mliska@suse.cz>
17468 * predict.c (combine_predictions_for_insn): When we find a first
17469 match predictor, we should consider just predictors with
17470 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17471 DS theory predictor.
17472 (combine_predictions_for_bb): Likewise.
17474 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17476 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17477 with base of reference to struct.
17479 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17481 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17483 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17486 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17487 progmem_swtable_section.
17488 (progmem_swtable_section): Remove.
17489 (avr_asm_function_rodata_section): Remove.
17490 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17491 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17493 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17495 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17496 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17497 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17498 signature_CENTAUR_ebx.
17499 * config/i386/i386.c (ix86_option_override_internal): Add
17500 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17501 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17502 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17504 2016-06-16 Martin Liska <mliska@suse.cz>
17506 * predict.def: Add fortran loop preheader predictor.
17507 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17508 fold IFN_BUILTIN_EXPECT with a known constant argument.
17510 2016-06-16 Martin Liska <mliska@suse.cz>
17512 * predict.def: Add 'Fortran' to display text of all
17513 PRED_FORTRAN_* predictors.
17515 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17518 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17519 [IA64_BUILTIN_NANSQ]: Ditto.
17520 (ia64_fold_builtin): New function.
17521 (TARGET_FOLD_BUILTIN): New define.
17522 (ia64_init_builtins) Declare const_string_type node.
17523 Add __builtin_nanq and __builtin_nansq builtin functions.
17524 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17526 2016-06-16 Nick Clifton <nickc@redhat.com>
17528 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17529 MSP430_HWMULT_ prefix to enum values.
17530 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17531 * config/msp430/msp430.c: Update use of enum values.
17532 * config/msp430/msp430.md: Likewise.
17533 * config/msp430/msp430.opt: Likewise.
17535 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17537 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17538 of comparsions in the last iteration.
17540 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17541 Joern Rennecke <joern.rennecke@embecosm.com>
17543 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17545 (arc_needs_pcl_p): Add GOTOFFPC.
17546 (arc_legitimate_pic_addr_p): Likewise.
17547 (arc_output_pic_addr_const): Likewise.
17548 (arc_legitimize_pic_address): Generate a pc-relative address using
17550 (arc_output_libcall): Use @pcl syntax.
17551 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17552 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17553 (*movsi_insn): Use @pcl syntax.
17554 (doloop_begin_i): Likewise.
17556 2016-06-16 Martin Liska <mliska@suse.cz>
17558 * predict.def: Define a new predictor.
17560 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17562 * config/arc/arc.opt (mtp-regno): Update text.
17564 2016-06-16 Renlin Li <renlin.li@arm.com>
17566 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17568 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17571 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17572 (setcc + and peephole2): Likewise.
17574 PR rtl-optimization/71532
17575 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17578 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17580 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17581 DImode constants with XXSPLTIB in vector registers.
17582 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17583 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17584 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17585 extraction of the element at the top of the register as a scalar
17587 (vsx_extract_<mode>_internal1): Likewise.
17588 (vsx_extract_<mode>_internal2): Likewise.
17589 * config/rs6000/constraints.md (wi constraint): Remove a comment
17590 about DImode not being allowed in Altivec registers.
17591 (wB constraint): New constraint for constants that can be
17592 generated in Altivec registers with VSPLTISW/VUPKHSW.
17593 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17595 (xxspltib_constant_nosplit): Likewise.
17596 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17597 support for -mupper-regs-di to enable DImode to go into Altivec
17599 (POWERPC_MASKS): Likewise.
17600 (power7 cpu): Likewise.
17601 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17602 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17603 for DImode being allowed in Altivec registers. Update wi/wj
17604 constraints. Set scalar_in_vmx_p flag.
17605 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17606 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17607 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17608 (rs6000_opt_masks): Add -mupper-regs-di.
17609 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17610 direct move to use wi and not wj.
17611 (lfiwzx): Likewise.
17612 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17614 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17615 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17616 any VSX register, instead of just Altivec registers, to allow
17617 either operand to be an Altivec register or both.
17618 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17619 (movdi_internal32): Add support for -mupper-regs-di. Add support
17620 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17621 the alternatives and attributes to be lined up to be easier to
17623 (movdi_internal64): Likewise.
17624 (64-bit DImode splitters): Change predicates to only split loading
17625 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17626 load constants in ISA 3.0 or ISA 2.07 respectively.
17627 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17628 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17629 mention -mcpu=power9 sets these options.
17630 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17633 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17636 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17637 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17638 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17639 by default to warn misspelled interrupt/ signal handler.
17640 * doc/invoke.texi (AVR Options): Document it. Update description
17641 for -nodevicelib option.
17643 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17645 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17646 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17647 (aarch64_<sur>shll2_n<mode>): Likewise.
17649 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17651 PR middle-end/71529
17652 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17653 DECL_CONTEXT for copied arguments.
17655 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17657 PR tree-optimization/71483
17658 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17661 2016-06-15 Martin Liska <mliska@suse.cz>
17663 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17664 instead of predict_edge w/o a probability.
17666 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17668 PR tree-optimization/71439
17669 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17672 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17674 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17675 register subregs in SET_SRC.
17677 2016-06-15 Richard Biener <rguenther@suse.de>
17679 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17680 store restrictions.
17682 2016-06-15 Richard Biener <rguenther@suse.de>
17684 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17685 not consider dependences between accesses that belong to the
17687 (vect_analyze_data_ref_dependences): Do not analyze read-read
17688 or self-dependences.
17690 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17692 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17694 (find_closest_identifier): Reimplement in terms of
17695 best_match<tree,tree>.
17696 * spellcheck-tree.h: New file.
17697 * spellcheck.c (struct edit_distance_traits<const char *>): New
17699 (find_closest_string): Reimplement in terms of
17700 best_match<const char *, const char *>.
17701 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17702 overload to spellcheck-tree.h.
17703 (find_closest_identifier): Likewise.
17704 (struct edit_distance_traits<T>): New template.
17705 (class best_match): New class.
17707 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17709 * selftest-run-tests.c (selftest::run_tests): Call
17710 selftest::spellcheck_tree_c_tests.
17711 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17712 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17713 (selftest::test_find_closest_identifier): New function.
17714 (selftest::spellcheck_tree_c_tests): New function.
17715 * spellcheck.c (selftest::test_find_closest_string): Verify that
17716 the order of the vec does not affect the results for this case.
17717 (selftest::test_data): New array.
17718 (selftest::test_metric_conditions): New function.
17719 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17720 Call selftest::test_metric_conditions.
17722 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17724 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17725 (BU_P9_MISC_1): Likewise.
17726 (BU_P9_64BIT_MISC_0): Likewise.
17727 (BU_P9_MISC_0): Likewise.
17729 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17731 * gcc-rich-location.c
17732 (gcc_rich_location::add_fixit_misspelled_id): New method.
17733 * gcc-rich-location.h
17734 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17736 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17738 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17739 FreeBSD 11 and above.
17741 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17743 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17745 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17747 * expmed.h: Close parenthesis in "at your option" in copyright
17749 * lower-subreg.h: Likewise.
17751 2016-06-14 Richard Biener <rguenther@suse.de>
17753 PR middle-end/71526
17754 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17757 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17759 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17761 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17762 mask+shift version.
17763 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17765 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17766 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17768 2016-06-14 Richard Biener <rguenther@suse.de>
17770 PR tree-optimization/71522
17771 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17772 copying into float copying.
17774 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17776 PR tree-optimization/71520
17777 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17778 (replace_block_by): Move user labels from bb1 to bb2.
17780 2016-06-14 Richard Biener <rguenther@suse.de>
17782 PR middle-end/71310
17784 * expr.h (get_bit_range): Declare.
17785 * expr.c (get_bit_range): Export.
17786 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17787 word_mode again to constrain the bitfield access.
17789 2016-06-14 Richard Biener <rguenther@suse.de>
17791 PR tree-optimization/71521
17792 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17793 division int_const_binop against zero divisor.
17795 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17797 * config/i386/i386.md (signbittf2): New expander.
17798 * config/i386/sse.md (ptesttf2): New insn pattern.
17800 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17803 * input.c (selftest::test_reading_source_line): Avoid reading from
17804 __FILE__ by creating a tempfile with known content and reading
17807 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17809 * pretty-print.c (assert_pp_format_colored): Skip the test if
17811 (test_pp_format): Remove comment about GCC_COLORS.
17813 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17815 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17816 * pretty-print.c (assert_pp_format_va): Add location param and use
17817 it with ASSERT_STREQ_AT.
17818 (assert_pp_format): Add location param and pass it to
17819 assert_pp_format_va.
17820 (assert_pp_format_colored): Likewise.
17821 (ASSERT_PP_FORMAT_1): New.
17822 (ASSERT_PP_FORMAT_2): New.
17823 (ASSERT_PP_FORMAT_3): New.
17824 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17825 explicitly, or implicitly via the above macros.
17826 * selftest.c (selftest::pass): Use a selftest::location rather
17827 than file and line.
17828 (selftest::fail): Likewise. Print the function name.
17829 (selftest::fail_formatted): Likewise.
17830 (selftest::assert_streq): Use a selftest::location rather than
17832 * selftest.h (selftest::location): New struct.
17833 (SELFTEST_LOCATION): New macro.
17834 (selftest::pass): Accept a const location & rather than file
17836 (selftest::fail): Likewise.
17837 (selftest::fail_formatted): Likewise.
17838 (selftest::assert_streq): Likewise.
17839 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17840 (ASSERT_FALSE): Likewise.
17841 (ASSERT_EQ): Likewise.
17842 (ASSERT_NE): Likewise.
17843 (ASSERT_STREQ): Likewise.
17844 (ASSERT_PRED1): Likewise.
17845 (ASSERT_STREQ_AT): New macro.
17847 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17849 * selftest.c (selftest::fail_formatted): New function.
17850 (selftest::assert_streq): New function.
17851 * selftest.h (selftests::fail_formatted): New decl.
17852 (selftest::assert_streq): New decl.
17853 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17855 2016-06-13 Jeff Law <law@redhat.com>
17857 PR tree-optimization/71403
17858 * tree-ssa-threadbackward.c
17859 (convert_and_register_jump_thread_path): No longer accept reference
17860 to path. Do not pop items off the path anymore.
17861 (fsm_find_control_statement_thread_paths): Do not allow threading
17862 to a deeper loop nest. Pop the last item off the path here rather
17863 than in convert_and_register_jump_thread_path.
17865 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17866 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17868 [AArch64] Emit division using the Newton series
17870 * config/aarch64/aarch64-protos.h
17871 (cpu_approx_modes): Add new member "division".
17872 (aarch64_emit_approx_div): Declare new function.
17873 * config/aarch64/aarch64.c
17874 (generic_approx_modes): New member "division".
17875 (exynosm1_approx_modes): Likewise.
17876 (xgene1_approx_modes): Likewise.
17877 (aarch64_emit_approx_div): Define new function.
17878 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17879 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17880 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17881 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17883 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17884 Wilco Dijkstra <wilco.dijkstra@arm.com>
17886 [AArch64] Emit square root using the Newton series
17888 * config/aarch64/aarch64-protos.h
17889 (aarch64_emit_approx_rsqrt): Replace with new function
17890 "aarch64_emit_approx_sqrt".
17891 (cpu_approx_modes): New member "sqrt".
17892 * config/aarch64/aarch64.c
17893 (generic_approx_modes): New member "sqrt".
17894 (exynosm1_approx_modes): Likewise.
17895 (xgene1_approx_modes): Likewise.
17896 (aarch64_emit_approx_rsqrt): Replace with new function
17897 "aarch64_emit_approx_sqrt".
17898 (aarch64_override_options_after_change_1): Handle new option.
17899 * config/aarch64/aarch64-simd.md
17900 (rsqrt<mode>2): Use new function instead.
17901 (sqrt<mode>2): New expansion and insn definitions.
17902 * config/aarch64/aarch64.md: Likewise.
17903 * config/aarch64/aarch64.opt
17904 (mlow-precision-sqrt): Add new option description.
17905 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17907 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17909 [AArch64] Add more choices for the reciprocal square root approximation
17911 Allow a target to prefer such operation depending on the operation mode.
17913 * config/aarch64/aarch64-protos.h
17914 (AARCH64_APPROX_MODE): New macro.
17915 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17916 (cpu_approx_modes): New structure.
17917 (tune_params): New member "approx_modes".
17918 * config/aarch64/aarch64-tuning-flags.def
17919 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17920 * config/aarch64/aarch64.c
17921 (generic_approx_modes): New core "cpu_approx_modes" structure.
17922 (exynosm1_approx_modes): Likewise.
17923 (xgene1_approx_modes): Likewise.
17924 (generic_tunings): New member "approx_modes".
17925 (cortexa35_tunings): Likewise.
17926 (cortexa53_tunings): Likewise.
17927 (cortexa57_tunings): Likewise.
17928 (cortexa72_tunings): Likewise.
17929 (exynosm1_tunings): Likewise.
17930 (thunderx_tunings): Likewise.
17931 (xgene1_tunings): Likewise.
17932 (use_rsqrt_p): New argument for the mode and use new member from
17934 (aarch64_builtin_reciprocal): Devise mode from builtin.
17935 (aarch64_optab_supported_p): New argument for the mode.
17936 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17938 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17940 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17941 RS6000_BTM_MODULO flag into the set of flags that are considered
17942 to be part of the common configuration.
17944 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17946 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17947 difference unsigned.
17948 (vec_absdb): New macro for vector absolute difference unsigned
17950 (vec_absdh): New macro for vector absolute difference unsigned
17952 (vec_absdw): New macro for vector absolute difference unsigned word.
17953 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17954 (vadu<mode>3): New insn.
17955 (*p9_vadu<mode>3): New insn.
17956 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17958 (vaduh): New built-in definition.
17959 (vaduw): New built-in definition.
17960 (vadu): New overloaded built-in definition.
17961 (vadub): New overloaded built-in definition.
17962 (vaduh): New overloaded built-in definition.
17963 (vaduw): New overloaded built-in definition.
17964 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17965 overloaded vector absolute difference unsigned functions.
17966 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17967 the ISA 3.0 vector absolute difference unsigned built-in functions.
17969 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17971 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17972 update shared_lookup_references only once after changing operands.
17974 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17976 PR middle-end/71373
17977 * tree-nested.c (convert_nonlocal_omp_clauses)
17978 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17980 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17981 * tree.def (CASE_LABEL_EXPR): Likewise.
17983 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17986 * input.c (test_builtins): Fix an assertion.
17988 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17990 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17991 (paritysi2): Ditto.
17993 (isinf<mode>2): Ditto.
17995 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17997 * ggc-tests.c (test_finalization): Only test need_finalization_p
17998 for GCC_VERSION >= 4003.
18000 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18002 * config/s390/vecintrin.h: Fix file description in comment.
18004 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18006 * config/s390/s390-builtin-types.def: Change builtin type naming
18007 scheme to match builtin-types.def.
18009 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18011 * fold-const.c (optimize_minmax_comparison): Remove.
18012 (fold_comparison): Remove call to the above.
18013 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18014 New transformations.
18016 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18018 PR tree-optimization/71416
18019 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18022 2016-06-13 Martin Liska <mliska@suse.cz>
18024 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18025 (combine_predictions_for_insn): Likewise.
18026 (prune_predictions_for_bb): Likewise.
18027 (combine_predictions_for_bb): Likewise.
18029 2016-06-13 Richard Biener <rguenther@suse.de>
18031 PR tree-optimization/71505
18032 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18033 assert match comment.
18035 2016-06-13 Marek Polacek <polacek@redhat.com>
18037 PR middle-end/71476
18038 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18039 gimplify_switch_expr.
18040 (warn_switch_unreachable_r): New function.
18042 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18045 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18048 2016-06-13 Richard Biener <rguenther@suse.de>
18050 PR middle-end/64516
18051 * fold-const.c (fold_unary_loc): Preserve alignment when
18052 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18054 2016-06-13 Martin Liska <mliska@suse.cz>
18057 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18058 w/ -fsanitize=bounds.
18060 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/i386.c (ix86_init_builtins): Calculate
18063 FLOAT128_FTYPE_CONST_STRING function type only once.
18064 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18065 built-in functions are available for x86-32 and x86-64 targets.
18067 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18070 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18071 New primitive type.
18072 (FLOAT128_FTYPE_CONST_STRING): New function type.
18073 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18074 [IX86_BUILTIN_NANSQ]: Ditto.
18075 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18076 (ix86_init_builtin_types): Declare const_string_type_node.
18077 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18079 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18080 * doc/extend.texi (x86 Built-in Functions): Document
18081 __builtin_nanq and __builtin_nansq.
18083 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18086 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18087 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18088 length for pop patterns.
18089 (arm_attr_length_push_multi): Update comments.
18090 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18092 (*pop_multiple_with_writeback_and_return): Likewise.
18093 (*pop_multiple_with_return): Likewise.
18095 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18097 PR middle-end/71310
18098 * fold-const.c (optimize_bit_field_compare): Don't try to use
18099 word_mode unconditionally for reading the bit field, look at
18100 DECL_BIT_FIELD_REPRESENTATIVE instead.
18102 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18104 PR middle-end/71478
18105 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18106 vector integer type.
18108 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18110 PR middle-end/71494
18111 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18112 without LABEL_DECL, set *handled_ops_p to false instead of true.
18114 2016-06-10 Martin Sebor <msebor@redhat.com>
18117 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18118 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18119 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18121 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18122 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18123 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18124 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18125 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18126 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18127 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18128 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18130 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18132 * config/arm/arm.h (pool_vector_label,
18133 return_used_this_function): Remove.
18135 2016-06-10 Jeff Law <law@redhat.com>
18137 PR tree-optimization/71335
18138 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18139 zero length paths here.
18140 (convert_and_register_jump_thread_path): Remove hacks related to
18141 duplicated blocks in the jump thread path.
18142 (fsm_find_control_statement_thread_paths): Avoid putting the same
18143 block on the thread path twice, but ensure the thread path is
18144 unchanged from the caller's point of view.
18146 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18148 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18149 * predict.def (PRED_LOOP_BRANCH): Remove.
18151 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18153 * Makefile.in (OBJS): Add ggc-tests.o.
18154 (GTFILES): Add ggc-tests.c.
18155 * ggc-tests.c: New file.
18156 * selftest-run-tests.c (selftest::run_tests): Call
18157 selftest::ggc_tests_c_tests.
18158 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18160 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18162 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18164 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18167 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18168 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18170 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18172 * profile.c: Include cfgloop.h.
18173 (branch_prob): Compute estimated number of iterations.
18174 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18175 recompute estimate number of iterations from profile.
18177 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18179 PR inline-asm/68843
18180 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18181 must be grouped on top of stack. Don't force early clobber
18182 on ordinary reg outputs.
18184 2016-06-10 Richard Biener <rguenther@suse.de>
18186 * targhooks.c (default_builtin_vectorization_cost): Adjust
18187 vec_construct cost.
18189 2016-06-10 Richard Biener <rguenther@suse.de>
18191 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18192 to fold the RHS to a constant if possible.
18194 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18196 PR middle-end/71373
18197 * tree-nested.c (convert_nonlocal_omp_clauses)
18198 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18199 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18200 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18202 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18204 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18206 * omp-low.c (scan_sharing_clauses): Don't expect
18207 OMP_CLAUSE__CACHE_.
18209 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18211 PR tree-optimization/71407
18212 PR tree-optimization/71416
18213 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18214 BIT_FIELD_REF type.
18216 2016-06-10 Richard Biener <rguenther@suse.de>
18218 PR middle-end/71477
18219 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18221 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18223 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18225 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18226 Jiong Wang <jiong.wang@arm.com>
18228 PR rtl-optimization/70751
18229 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18230 spilled into memory.
18232 2016-06-09 Jonathan Yong <10walls@gmail.com>
18235 2015-09-21 Jonathan Yong <10walls@gmail.com>
18237 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18238 sysroot/usr/lib/32api for additional win32 libraries,
18239 fixes failing Cygwin bootstrapping.
18241 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18243 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18246 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18249 * pretty-print.c (pp_indent): Specify that %p is printed in a
18250 host-dependent manner.
18251 (test_pp_format): Remove the test for %p.
18253 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18255 * config/mips/mips.c (mips_output_jump): Fix formatting.
18257 2016-06-09 Richard Biener <rguenther@suse.de>
18259 PR tree-optimization/71462
18260 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18263 2016-06-09 Martin Liska <mliska@suse.cz>
18265 * predict.c (dump_prediction): Add new argument.
18266 (enum predictor_reason): New enum.
18267 (struct predictor_hash): New struct.
18268 (predictor_hash::hash): New function.
18269 (predictor_hash::equal): Likewise.
18270 (not_removed_prediction_p): New function.
18271 (prune_predictions_for_bb): Likewise.
18272 (combine_predictions_for_bb): Prune predictions.
18274 2016-06-09 Martin Liska <mliska@suse.cz>
18276 * predict.c (filter_predictions): New function.
18277 (remove_predictions_associated_with_edge): Use the filter
18279 (equal_edge_p): New function.
18281 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18283 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18284 Correct usage of @samp vs @option, add @samp where appropriate.
18285 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18286 Add armv6s-m and document it, as it is no official ARM name.
18288 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18290 * ifcvt.c (struct noce_if_info): Add transform_name field.
18291 (noce_try_move): Set if_info->transform_name to the function name.
18292 (noce_try_ifelse_collapse): Likewise.
18293 (noce_try_store_flag): Likewise.
18294 (noce_try_inverse_constants): Likewise.
18295 (noce_try_store_flag_constants): Likewise.
18296 (noce_try_addcc): Likewise.
18297 (noce_try_store_flag_mask): Likewise.
18298 (noce_try_cmove): Likewise.
18299 (noce_try_cmove_arith): Likewise.
18300 (noce_try_minmax): Likewise.
18301 (noce_try_abs): Likewise.
18302 (noce_try_sign_mask): Likewise.
18303 (noce_try_bitop): Likewise.
18304 (noce_convert_multiple_sets): Likewise.
18305 (noce_process_if_block): Print if_info->transform_name to
18306 dump_file if transformation succeeded.
18308 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18310 * config/arm/cortex-a57.md (cortex_a57_alu):
18313 2016-06-08 Martin Sebor <msebor@redhat.com>
18314 Jakub Jelinek <jakub@redhat.com>
18318 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18319 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18320 * builtins.c: Include gimple-fold.h.
18321 (fold_builtin_arith_overflow): Handle
18322 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18323 (fold_builtin_3): Likewise.
18324 * doc/extend.texi (Integer Overflow Builtins): Document
18325 __builtin_{add,sub,mul}_overflow_p.
18327 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18329 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18330 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18332 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18334 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18335 Rewrite, looking one level down for records and arrays.
18337 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18339 * pretty-print.c: Include "selftest.h".
18340 (pp_format): Fix comment.
18341 (identifier_to_locale): Likewise.
18342 (selftest::test_basic_printing): New function.
18343 (selftest::assert_pp_format): New function.
18344 (selftest::test_pp_format): New function.
18345 (selftest::pretty_print_c_tests): New function.
18346 * selftest-run-tests.c (selftest::run_tests): Call
18347 selftest::pretty_print_c_tests.
18348 * selftest.h (pretty_print_c_tests): New declaration.
18350 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18352 * invoke.texi (max-loop-headers-insns): Document.
18353 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18354 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18355 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18357 2016-06-08 Richard Biener <rguenther@suse.de>
18359 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18360 on strided SLP loads and fall back to scalar loads in case
18361 we can't chunk them.
18363 2016-06-08 Richard Biener <rguenther@suse.de>
18365 PR tree-optimization/71452
18366 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18367 type used for the SSA rewrite has enough precision to cover
18368 the dynamic type of the location.
18370 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18371 Richard Biener <rguenther@suse.de>
18374 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18375 the same as DECL_P (base0) for indirect_base0. Use equality_code
18376 in one further place.
18378 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18380 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18381 to one word if the field is known to overlap other words.
18382 (extract_bit_field_1): Likewise.
18383 (store_split_bit_field): Remove compensating code.
18384 (extract_split_bit_field): Likewise.
18386 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18390 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18392 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18394 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18396 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18397 (arch64_addpv4sf): Delete.
18398 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18399 "gen_aarch64_addpv4sf".
18400 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18402 (vpadds_f32): Likewise.
18403 (vpaddq_f32): Likewise.
18404 (vpaddq_f64): Likewise.
18406 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18408 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18410 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18411 to VALLF. Rename to "fabd<mode>3".
18412 "*fabd_scalar<mode>3): Delete.
18413 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18415 (vabdd_f64): Likewise.
18416 (vabd_f32): Likewise.
18417 (vabd_f64): Likewise.
18418 (vabdq_f32): Likewise.
18419 (vabdq_f64): Likewise.
18421 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18423 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18425 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18426 "aarch64_rsqrts<mode>".
18427 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18428 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18430 (vrsqrtsd_f64): Likewise.
18431 (vrsqrts_f32): Likewise.
18432 (vrsqrts_f64): Likewise.
18433 (vrsqrtsq_f32): Likewise.
18434 (vrsqrtsq_f64): Likewise.
18436 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18438 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18440 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18441 "aarch64_rsqrte<mode>".
18442 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18443 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18445 (vrsqrted_f64): Likewise.
18446 (vrsqrte_f32): Likewise.
18447 (vrsqrte_f64): Likewise.
18448 (vrsqrteq_f32): Likewise.
18449 (vrsqrteq_f64): Likewise.
18451 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18453 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18455 (fcvtzs): Likewise.
18456 (fcvtzu): Likewise.
18457 * config/aarch64/aarch64-simd.md
18458 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18459 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18460 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18462 (vcvt_n_f32_u32): Likewise.
18463 (vcvt_n_s32_f32): Likewise.
18464 (vcvt_n_u32_f32): Likewise.
18465 (vcvtq_n_f32_s32): Likewise.
18466 (vcvtq_n_f32_u32): Likewise.
18467 (vcvtq_n_f64_s64): Likewise.
18468 (vcvtq_n_f64_u64): Likewise.
18469 (vcvtq_n_s32_f32): Likewise.
18470 (vcvtq_n_s64_f64): Likewise.
18471 (vcvtq_n_u32_f32): Likewise.
18472 (vcvtq_n_u64_f64): Likewise.
18473 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18474 (VSDQ_SDI): Likewise.
18475 (fcvt_target): Support V4DI, V4SI and V2SI.
18476 (FCVT_TARGET): Likewise.
18478 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18480 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18481 (TYPES_BINOP_SUS): Likewise.
18482 (aarch64_simd_builtin_data): Update include file name.
18483 (aarch64_builtins): Likewise.
18484 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18485 for conversion between scalar float-point and fixed-point.
18487 (fcvtzs): Likewise.
18488 (fcvtzu): Likewise.
18489 * config/aarch64/aarch64.md
18490 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18491 pattern for conversion between scalar float to fixed-pointer.
18492 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18493 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18494 (UNSPEC_FCVTZU): Likewise.
18495 (UNSPEC_SCVTF): Likewise.
18496 (UNSPEC_UCVTF): Likewise.
18497 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18499 (vcvtd_n_f64_u64): Likewise.
18500 (vcvtd_n_s64_f64): Likewise.
18501 (vcvtd_n_u64_f64): Likewise.
18502 (vcvtd_n_f32_s32): Likewise.
18503 (vcvts_n_f32_u32): Likewise.
18504 (vcvtd_n_s32_f32): Likewise.
18505 (vcvts_n_u32_f32): Likewise.
18506 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18508 (FCVT_TARGET): Likewise.
18509 (FCVT_FIXED2F): New iterator.
18510 (FCVT_F2FIXED): Likewise.
18511 (fcvt_fixed_insn): New define_int_attr.
18513 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18515 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18516 some statements was removed.
18518 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18520 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18521 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18522 (vect_can_advance_ivs_p): likewise.
18523 (vect_update_ivs_after_vectorizer): likewise.
18524 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18525 (vect_analyze_scalar_cycles_1): likewise.
18526 (vect_analyze_loop_operations): likewise.
18527 (report_vect_op): likewise.
18528 (vect_is_slp_reduction): likewise.
18529 (vect_is_simple_reduction): likewise.
18530 (get_initial_def_for_induction): likewise.
18531 (vect_transform_loop): likewise.
18532 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18533 (vect_recog_sad_pattern): likewise.
18534 (vect_recog_widen_sum_pattern): likewise.
18535 (vect_recog_widening_pattern): likewise.
18536 (vect_recog_divmod_pattern): likewise.
18537 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18538 (vect_analyze_slp_instance): likewise.
18539 (vect_transform_slp_perm_load): likewise.
18540 (vect_schedule_slp_instance): likewise.
18542 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18544 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18545 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18546 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18547 (PRED_LOOP_BRANCH): Document predictor as broken.
18548 (PRED_LOOP_EXIT): Change hitrate 91->92.
18549 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18550 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18551 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18552 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18553 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18554 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18555 (PRED_CALL): Chane hitrate 71->67.
18556 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18557 (PRED_GOTO): Document as unused right now.
18558 (PRED_CONST_RETURN): Change hitrate 67->69
18559 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18560 (PRED_NULL_RETURN): Change hitrate 91->90.
18561 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18562 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18563 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18565 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18567 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18568 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18569 special case Altivec builtin.
18570 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18571 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18572 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18573 code for ALTIVEC_BUILTIN_VEC_MUL.
18574 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18575 for __builtin_vec_mul.
18577 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18579 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18582 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18584 * spellcheck.c (selftest::test_find_closest_string): New function.
18585 (spellcheck_c_tests): Call the above.
18587 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18589 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18591 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18593 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18594 Yv=Yv,C alternatives.
18596 2016-06-07 Richard Biener <rguenther@suse.de>
18599 * common.opt (ffast-math): Make Optimization.
18601 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18602 Prachi Godbole <prachi.godbole@imgtec.com>
18604 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18605 `fabs' and `fneg' type attributes.
18606 (p5600_fpu_fabs): Add `fmove' to the comment.
18608 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18610 * gimple.c: Include builtins.h
18611 (gimple_inexpensive_call_p): New function.
18612 * gimple.h (gimple_inexpensive_call_p): Declare.
18613 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18614 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18617 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18619 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18620 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18621 warning_at_rich_loc, warning_n, pedwarn, permerror,
18622 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18623 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18626 2016-06-07 Richard Biener <rguenther@suse.de>
18628 PR tree-optimization/71428
18629 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18630 BIT_FIELD_REF op vs. load.
18632 2016-06-07 Richard Biener <rguenther@suse.de>
18634 PR middle-end/71423
18635 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18638 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18640 * config/pa/pa.md (call): Generate indirect long calls to non-local
18641 functions on TARGET_64BIT.
18642 (call_value): Likewise.
18644 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18646 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18647 pattern and subsequent splitters.
18648 (call_val_reg_64bit_post_reload): Likewise.
18650 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18652 PR middle-end/71408
18653 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18654 propagate_op_to_single_use.
18656 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18658 PR middle-end/71281
18659 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18661 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18663 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18664 (enum x86_dirflag_state): New enum.
18665 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18666 (machine_function): Remove needs_cld.
18667 (ix86_current_function_needs_cld): Remove.
18668 * config/i386/i386.c (ix86_set_func_type): Set
18669 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18670 (ix86_expand_prologue): Do not emit CLD here.
18671 (ix86_dirflag_mode_needed): New function.
18672 (ix86_dirflag_mode_entry): Ditto.
18673 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18674 (ix86_mode_after): Ditto.
18675 (ix86_mode_entry): Ditto.
18676 (ix86_mode_exit): Ditto.
18677 (ix86_emit_mode_set): Ditto.
18678 * config/i386/i386.md (strmov_singleop): Set
18679 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18680 Do not set ix86_current_function_needs_cld.
18682 (strset_singleop): Ditto.
18684 (cmpstrnqi_nz_1): Ditto.
18685 (cmpstrnqi_1): Ditto.
18686 (strlenqi_1): Ditto.
18688 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18690 PR tree-optimization/71259
18691 * tree-vect-slp.c (vect_get_constant_vectors): For
18692 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18693 one for constant op, and use COND_EXPR for non-constant.
18695 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18697 * Makefile.in (OBJS): Add function-tests.o,
18698 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18699 selftest-run-tests.o.
18700 (OBJS-libcommon): Add selftest.o.
18701 (OBJS-libcommon-target): Add selftest.o.
18702 (all.internal): Add "selftest".
18703 (all.cross): Likewise.
18704 (selftest): New phony target.
18705 (s-selftest): New target.
18706 (selftest-gdb): New phony target.
18707 (COLLECT2_OBJS): Add selftest.o.
18708 * bitmap.c: Include "selftest.h".
18709 (selftest::test_gc_alloc): New function.
18710 (selftest::test_set_range): New function.
18711 (selftest::test_clear_bit_in_middle): New function.
18712 (selftest::test_copying): New function.
18713 (selftest::test_bitmap_single_bit_set_p): New function.
18714 (selftest::bitmap_c_tests): New function.
18715 * common.opt (fself-test): New.
18716 * diagnostic-show-locus.c: Include "selftest.h".
18717 (make_range): New function.
18718 (test_range_contains_point_for_single_point): New function.
18719 (test_range_contains_point_for_single_line): New function.
18720 (test_range_contains_point_for_multiple_lines): New function.
18721 (assert_eq): New function.
18722 (test_get_line_width_without_trailing_whitespace): New function.
18723 (selftest::diagnostic_show_locus_c_tests): New function.
18724 * et-forest.c: Include "selftest.h".
18725 (selftest::test_single_node): New function.
18726 (selftest::test_simple_tree): New function.
18727 (selftest::test_disconnected_nodes): New function.
18728 (selftest::et_forest_c_tests): New function.
18729 * fold-const.c: Include "selftest.h".
18730 (selftest::assert_binop_folds_to_const): New function.
18731 (selftest::assert_binop_folds_to_nonlvalue): New function.
18732 (selftest::test_arithmetic_folding): New function.
18733 (selftest::fold_const_c_tests): New function.
18734 * function-tests.c: New file.
18735 * gimple.c: Include "selftest.h".
18736 Include "gimple-pretty-print.h".
18737 (selftest::verify_gimple_pp): New function.
18738 (selftest::test_assign_single): New function.
18739 (selftest::test_assign_binop): New function.
18740 (selftest::test_nop_stmt): New function.
18741 (selftest::test_return_stmt): New function.
18742 (selftest::test_return_without_value): New function.
18743 (selftest::gimple_c_tests): New function.
18744 * hash-map-tests.c: New file.
18745 * hash-set-tests.c: New file.
18746 * input.c: Include "selftest.h".
18747 (selftest::assert_loceq): New function.
18748 (selftest::test_accessing_ordinary_linemaps): New function.
18749 (selftest::test_unknown_location): New function.
18750 (selftest::test_builtins): New function.
18751 (selftest::test_reading_source_line): New function.
18752 (selftest::input_c_tests): New function.
18753 * rtl-tests.c: New file.
18754 * selftest-run-tests.c: New file.
18755 * selftest.c: New file.
18756 * selftest.h: New file.
18757 * spellcheck.c: Include "selftest.h".
18758 (selftest::levenshtein_distance_unit_test_oneway): New function,
18759 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18760 (selftest::levenshtein_distance_unit_test): Likewise.
18761 (selftest::spellcheck_c_tests): Likewise.
18762 * toplev.c: Include selftest.h.
18763 (toplev::run_self_tests): New.
18764 (toplev::main): Handle -fself-test.
18765 * toplev.h (toplev::run_self_tests): New.
18766 * tree.c: Include "selftest.h".
18767 (selftest::test_integer_constants): New function.
18768 (selftest::test_identifiers): New function.
18769 (selftest::test_labels): New function.
18770 (selftest::tree_c_tests): New function.
18771 * tree-cfg.c: Include "selftest.h".
18772 (selftest::push_fndecl): New function.
18773 (selftest::test_linear_chain): New function.
18774 (selftest::test_diamond): New function.
18775 (selftest::test_fully_connected): New function.
18776 (selftest::tree_cfg_c_tests): New function.
18777 * vec.c: Include "selftest.h".
18778 (selftest::safe_push_range): New function.
18779 (selftest::test_quick_push): New function.
18780 (selftest::test_safe_push): New function.
18781 (selftest::test_truncate): New function.
18782 (selftest::test_safe_grow_cleared): New function.
18783 (selftest::test_pop): New function.
18784 (selftest::test_safe_insert): New function.
18785 (selftest::test_ordered_remove): New function.
18786 (selftest::test_unordered_remove): New function.
18787 (selftest::test_block_remove): New function.
18788 (selftest::reverse_cmp): New function.
18789 (selftest::test_qsort): New function.
18790 (selftest::vec_c_tests): New function.c.
18791 * wide-int.cc: Include selftest.h and wide-int-print.h.
18792 (selftest::from_int <wide_int>): New function.
18793 (selftest::from_int <offset_int>): New function.
18794 (selftest::from_int <widest_int>): New function.
18795 (selftest::assert_deceq): New function.
18796 (selftest::assert_hexeq): New function.
18797 (selftest::test_printing <VALUE_TYPE>): New function template.
18798 (selftest::test_ops <VALUE_TYPE>): New function template.
18799 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18800 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18802 (selftest::wide_int_cc_tests): New function.
18804 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18806 PR middle-end/37780
18807 * ifcvt.c (noce_try_ifelse_collapse): New function.
18809 (noce_process_if_block): Call noce_try_ifelse_collapse.
18810 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18811 (simplify_ternary_operation): Use the above to simplify
18812 conditional CLZ/CTZ expressions.
18814 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18816 PR middle-end/37780
18817 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18818 define_insn_and_split.
18820 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18822 PR middle-end/37780
18823 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18825 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18828 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18829 Implicitly clobber memory for basic asm with non-empty assembler
18830 string. Use targetm.md_asm_adjust also here.
18831 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18832 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18833 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18834 non-empty assembler string.
18835 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18836 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18837 (decode_asm_operands): Handle basic asm in PARALLEL block.
18838 (extract_insn): Handle basic asm in PARALLEL block.
18839 * doc/extend.texi: Mention new behavior of basic asm.
18840 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18841 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18842 branch_needs_nop_p): Use asm_noperands.
18844 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18846 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18847 Include the M7 SPARC DFA scheduler.
18848 New attribute v3pipe.
18849 Annotate insns with v3pipe where appropriate.
18850 Define cpu_feature vis4.
18851 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18852 Add (V8QI "8") to vbits.
18853 Add insns {add,sub}v8qi3
18854 Add insns ss{add,sub}v8qi3
18855 Add insns us{add,sub}{v8qi,v4hi}3
18856 Add insns {min,max}{v8qi,v4hi,v2si}3
18857 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18858 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18859 * config/sparc/niagara4.md: Add a comment explaining the
18860 discrepancy between the documented latenty numbers and the
18862 * config/sparc/niagara7.md: New file.
18863 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18864 supports SPARC5 and VIS 4.0 instructions.
18865 * configure: Regenerate.
18866 * config.in: Likewise.
18867 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18868 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18869 TARGET_CPU_niagara7.
18870 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18871 (CPP_CPU_SPEC): Handle niagara7.
18872 (ASM_CPU_SPEC): Likewise.
18873 * config/sparc/sparc-opts.h (processor_type): Add
18874 PROCESSOR_NIAGARA7.
18875 (mvis4): New option.
18876 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18877 (AS_NIAGARA7_FLAG): Define.
18878 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18879 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18880 (CPP_CPU_SPEC): Handle niagara7.
18881 (ASM_CPU_SPEC): Likewise.
18882 * config/sparc/sparc.c (niagara7_costs): Define.
18883 (sparc_option_override): Handle niagara7 and adjust cache-related
18884 parameters with better values for niagara cpus. Also support VIS4.
18885 (sparc32_initialize_trampoline): Likewise.
18886 (sparc_use_sched_lookahead): Likewise.
18887 (sparc_issue_rate): Likewise.
18888 (sparc_register_move_cost): Likewise.
18889 (dump_target_flag_bits): Support VIS4.
18890 (sparc_vis_init_builtins): Likewise.
18891 (sparc_builtins): Likewise.
18892 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18894 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18896 * config/sparc/sparc.opt (sparc_processor_type): New value
18898 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18900 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18902 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18905 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18907 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18909 2016-06-06 Richard Biener <rguenther@suse.de>
18911 PR tree-optimization/71398
18912 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18915 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18917 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18918 ft32_expand_prolog, ft32_expand_epilogue):
18919 Handle pretend_args.
18920 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18921 * config/ft32/ft32.md: Add pretend_returner.
18923 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18927 Copy op1 RTX to avoid invalid sharing.
18928 (ix86_expand_vector_move_misalign): Ditto.
18930 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18932 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18935 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18937 * predict.c (predicted_by_loop_heuristics_p): New function.
18938 (predict_iv_comparison): Use it.
18939 (predict_loops): Walk from innermost loops; do not predict edges
18940 leaving multiple loops multiple times; implement
18941 PRED_LOOP_ITERATIONS_MAX heuristics.
18942 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18944 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18946 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18947 only edges out of BB are EH edges.
18949 2016-06-04 Martin Sebor <msebor@redhat.com>
18950 Marcin Baczyński <marbacz@gmail.com>
18953 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18954 a void expression in a void function.
18956 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18958 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18959 aux; dump reasons of decisions.
18960 (should_duplicate_loop_header_p): Likewise.
18961 (do_while_loop_p): Likewise.
18962 (ch_base::copy_headers): Dump asi num insns duplicated.
18964 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18966 PR tree-optimization/71405
18967 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18968 incompatible type, build a new clobber with the right type instead
18969 of building a VIEW_CONVERT_EXPR around it.
18971 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18973 PR tree-optimization/52171
18974 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18975 by_pieces_ninsns instead of move_by_pieces_ninsns.
18977 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18979 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18980 for reg+reg addressing mode.
18982 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18984 * rs6000-c.c (c/c-tree.h): Add #include.
18985 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18986 in C++ when found in the base position of vec_ld or vec_st.
18988 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18990 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18991 use of profile unless profile status is PROFILE_READ.
18992 * profile.c (compute_branch_probabilities): Set profile status
18993 only after reporting predictor hitrates.
18995 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18999 * common.opt (ffp-int-builtin-inexact): New option.
19000 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19001 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19002 (ceil@var{m}2): Document dependence on this option.
19003 * ipa-inline-transform.c (inline_call): Handle
19004 flag_fp_int_builtin_inexact.
19005 * ipa-inline.c (can_inline_edge_p): Likewise.
19006 * config/i386/i386.md (rintxf2): Do not test
19007 flag_unsafe_math_optimizations.
19008 (rint<mode>2_frndint): New define_insn.
19009 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19010 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19011 for 387 instead of extending and truncating.
19012 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19013 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19014 Change to frndint<mode>2_<rounding>.
19015 (frndintxf2_<rounding>_i387): Likewise. Change to
19016 frndint<mode>2_<rounding>_i387.
19017 (<rounding_insn>xf2): Likewise.
19018 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19019 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19020 x87. Test TARGET_ROUND || !flag_trapping_math ||
19021 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19022 SSE. Use ROUND_NO_EXC in constant operand of
19023 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19024 for 387 instead of extending and truncating.
19026 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19027 Julia Koval <julia.koval@intel.com>
19039 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19040 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19041 all registers, except for function return registers if there are
19042 no caller-saved registers.
19043 (ix86_set_func_type): New function.
19044 (ix86_set_current_function): Call ix86_set_func_type to set
19045 no_caller_saved_registers and func_type. Call reinit_regs if
19046 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19047 nor x87 instructions in interrupt handler nor function with
19048 no_caller_saved_registers attribute.
19049 (ix86_function_ok_for_sibcall): Return false if there are no
19050 caller-saved registers.
19051 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19053 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19054 (ix86_function_arg): Return special arguments in interrupt handler.
19055 (ix86_promote_function_mode): Promote pointer to word_mode only
19056 for normal functions.
19057 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19059 (ix86_epilogue_uses): New function.
19060 (ix86_hard_regno_scratch_ok): Likewise.
19061 (ix86_save_reg): Preserve all registers in interrupt handler
19062 after reload. Preserve all registers, except for function return
19063 registers, if there are no caller-saved registers after reload.
19064 (find_drap_reg): Always use callee-saved register if there are
19065 no caller-saved registers.
19066 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19067 for interrupt handler.
19068 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19069 Emit cld instruction if stringops are used in interrupt handler
19070 or interrupt handler isn't a leaf function.
19071 (ix86_expand_epilogue): Generate interrupt return for interrupt
19072 handler and pop the 'ERROR_CODE' off the stack before interrupt
19073 return in exception handler.
19074 (ix86_expand_call): Disallow calling interrupt handler directly.
19075 If there are no caller-saved registers, mark all registers that
19076 are clobbered by the call which returns as clobbered.
19077 (ix86_handle_no_caller_saved_registers_attribute): New function.
19078 (ix86_handle_interrupt_attribute): Likewise.
19079 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19081 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19082 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19083 accumulation in interrupt function if stack may be realigned to
19085 (EPILOGUE_USES): New.
19086 (function_type): New enum.
19087 (machine_function): Add func_type and no_caller_saved_registers.
19088 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19089 (interrupt_return): New pattern.
19090 * doc/extend.texi: Document x86 interrupt and
19091 no_caller_saved_registers attributes.
19093 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19095 PR tree-optimization/52171
19096 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19097 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19098 Look for constant strings. Move some code to emit_block_cmp_hints
19100 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19101 * defaults.h (COMPARE_MAX_PIECES): New macro.
19102 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19103 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19104 (clear_by_pieces_1): Don't declare. Move definition before use.
19105 (can_do_by_pieces): New static function.
19106 (can_move_by_pieces): Use it. Return bool.
19107 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19108 OP. All callers changed. Handle COMPARE_BY_PIECES.
19109 (class pieces_addr); New.
19110 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19111 pieces_addr::adjust, pieces_addr::increment_address,
19112 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19114 (class op_by_pieces_d): New.
19115 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19117 (class move_by_pieces_d, class compare_by_pieces_d,
19118 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19119 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19120 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19121 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19122 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19123 compare_by_pieces_d::finish_mode): New member functions.
19124 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19126 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19127 (emit_block_cmp_hints): New function.
19128 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19129 use the newly defined classes.
19130 * expr.h (by_pieces_constfn): New typedef.
19131 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19132 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19133 (move_by_pieces_ninsns): Don't declare.
19134 (can_move_by_pieces): Change return value to bool.
19135 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19136 (compare_by_pieces_branch_ratio): New hook.
19137 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19138 (by_pieces_ninsns): Declare.
19139 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19141 (default_compare_by_pieces_branch_ratio): New function.
19142 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19143 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19144 * doc/tm.texi: Regenerate.
19145 * tree-ssa-strlen.c: Include "builtins.h".
19146 (handle_builtin_memcmp): New static function.
19147 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19148 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19150 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19152 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19153 relevant stmts which are simple and invariant.
19154 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19155 instead of simple and invariant
19157 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19159 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19160 (vectorizable_reduction): Check for new relevant state.
19161 (vectorizable_live_operation): vectorize live stmts using
19162 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19163 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19164 (vect_stmt_relevant_p): Check for stmts which are only used live.
19165 (process_use): Use of a stmt does not inherit it's live value.
19166 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19167 (vect_analyze_stmt): Check for new relevant state.
19168 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19169 outside the loop, but not inside it.
19171 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19173 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19174 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19175 (vect_get_vec_def_for_operand): Split out code.
19177 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19179 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19181 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19183 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19185 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19187 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19189 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19191 PR middle-end/71387
19192 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19193 to noreturn e->callee->decl that has void return type and void
19194 arguments, adjust gimple_call_fntype and remove lhs even if it had
19195 previously addressable type.
19197 2016-06-02 Jeff Law <law@redhat.com>
19199 PR tree-optimization/71328
19200 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19201 error when checking for a jump back onto the copied path.
19203 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19205 * config/microblaze/microblaze.c (get_branch_target): Add return
19206 NULL_RTX for the non-CALL_P case.
19207 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19208 (insert_wic): Remove unused local "j".
19210 2016-06-02 Martin Liska <mliska@suse.cz>
19212 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19214 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19215 Julia Koval <julia.koval@intel.com>
19217 * function.c (assign_parm_setup_stack): Force source into a
19218 register if needed.
19219 * target.def (function_incoming_arg): Update documentation to
19220 allow arbitrary address computation based on hard register.
19221 * doc/tm.texi: Regenerated.
19223 2016-06-02 Martin Liska <mliska@suse.cz>
19225 * predict.c (combine_predictions_for_bb): Fix first match in
19226 cases where a first predictor contains more than one occurence
19227 in list of predictors. Take the best value in such case.
19229 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19231 PR rtl-optimization/71295
19232 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19233 offset would go over the size of the inner mode reject it.
19235 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19237 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19238 x=x,x and v=v,m instead of x=x,m.
19240 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19241 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19242 alternative to v=rm,C.
19244 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19245 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19246 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19247 instead of vex for the last two above mentioned alternatives.
19249 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19252 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19254 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19256 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19258 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19260 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19261 from int to unsigned.
19263 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19265 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19266 alternatives, eliminating preferred register class. Add support
19267 for the MTVSRDD instruction in ISA 3.0.
19268 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19269 reg_or_indexed_operand.
19270 (vsx_splat_v4sf_internal): Likewise.
19272 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19275 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19276 for loading up all 0's or all 1's.
19278 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19280 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19282 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19284 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19286 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19287 * gcc.c (set_source_date_epoch_envvar): New function, sets
19288 the SOURCE_DATE_EPOCH environment variable to the current time.
19290 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19292 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19293 the factor for live Phi nodes.
19295 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19297 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19298 * tree-parloops.c (parallelize_loops): likewise.
19299 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19300 tree_unswitch_outer_loop): likewise.
19302 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19304 PR middle-end/71371
19305 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19306 around creation of the temporary.
19308 2016-06-01 Richard Biener <rguenther@suse.de>
19310 PR tree-optimization/71366
19311 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19312 (unloop_loops): Move removing edges here ...
19313 (try_unroll_loop_completely): ... from here.
19314 (try_peel_loop): ... and here.
19315 (tree_unroll_loops_completely_1): Track parent loops via
19316 bitmap of header BBs.
19317 (tree_unroll_loops_completely): Adjust for that.
19319 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19321 * config/rs6000/altivec.h (vec_slv): New macro.
19322 (vec_srv): New macro.
19323 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19324 (UNSPEC_VSRV): New value.
19327 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19328 (vsrv): New builtin definition.
19329 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19330 define argument types for new builtin.
19331 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19333 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19336 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19337 Jocelyn Mayer <l_indien@magic.fr>
19340 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19341 detect processor family for signature_CENTAUR_ebx.
19342 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19343 signature_CENTAUR_ebx.
19344 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19345 <default>: Pass x86-64 for has_longmode.
19347 2016-06-01 Nathan Sidwell <nathan@acm.org>
19349 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19352 2016-06-01 Richard Biener <rguenther@suse.de>
19354 PR tree-optimization/71261
19355 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19356 of stmts successfully put in the bool pattern. Remove
19357 single-use restriction.
19358 (adjust_bool_pattern_cast): Add cast at the use site via the
19359 pattern def sequence.
19360 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19361 of patterned defs. Use the pattern def seqence instead of
19362 multiple independent patterns.
19363 (sort_after_uid): New qsort compare function.
19364 (adjust_bool_stmts): New function to process stmts in the bool
19365 pattern in IL order.
19366 (vect_recog_bool_pattern): Adjust.
19367 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19368 (ifcvt_walk_pattern_tree): Likewise.
19369 (stmt_is_root_of_bool_pattern): Likewise.
19370 (ifcvt_repair_bool_pattern): Likewise.
19371 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19373 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19375 * loop-unroll.c (decide_unroll_constant_iterations,
19376 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19377 likely upper bounds.
19378 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19380 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19382 * tree-core.h (enum omp_clause_code): Remove
19383 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19385 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19387 * config/arm/sync.md (arm_store_exclusive<mode>):
19388 Use 'H' output modifier on operands[2] rather than creating a new
19389 entry in out-of-bounds memory of the operands array.
19390 (arm_store_release_exclusivedi): Likewise.
19392 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19394 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19395 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19396 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19397 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19399 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19401 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19402 into account live statements for mask producers.
19404 2016-06-01 Richard Biener <rguenther@suse.de>
19406 PR tree-optimization/71311
19407 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19408 restrict to non-INTEGER_CST @0.
19410 2016-06-01 Richard Biener <rguenther@suse.de>
19412 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19413 (relational patterns): Use :c to avoid pattern duplications.
19415 2016-06-01 Richard Biener <rguenther@suse.de>
19417 * genmatch.c (comparison_code_p): New predicate.
19418 (swap_tree_comparison): New function.
19419 (commutate): Add for_vec parameter to append new for entries.
19420 Support commutating relational operators by swapping it alongside
19422 (lower_commutative): Adjust.
19423 (dt_simplify::gen): Do not pass artificial operators to gen
19425 (decision_tree::gen): Do not add artificial operators as parameters.
19426 (parser::parse_expr): Verify operator commutativity when :c is
19427 applied. Allow :C to override this.
19428 * match.pd: Adjust patterns to use :C instead of :c where required.
19430 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19432 PR tree-optimization/71077
19433 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19434 the combining step, use boolean_false_node and boolean_true_node
19435 as the designated false/true return values.
19437 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19439 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19440 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19441 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19444 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19446 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19447 of flags impliying the register renaming.
19448 * toplev.c (process_options): Do not imply flag_rename_registers with
19451 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19453 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19454 default implementation.
19456 2016-05-31 Nathan Sidwell <nathan@acm.org>
19458 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19460 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19462 * config/sh/constraints.md (b): Remove constraint.
19463 * config/sh/predicates.md (arith_reg_operand): Remove
19465 * config/sh/sh-modes.def (PDI): Remove.
19466 * config/sh/sh.c (sh_target_reg_class,
19467 sh_optimize_target_register_callee_saved): Remove functions.
19468 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19469 (sh_expand_epilogue): Update comment.
19470 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19471 sh_secondary_reload): Remove TARGET_REGS related code.
19472 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19473 TARGET_REGISTER_P): Remove macros.
19474 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19475 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19476 TR1_REG, TR2_REG): Remove constants.
19477 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19479 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19481 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19482 define_expand patterns.
19483 (adddi3_compact): Rename to adddi3.
19484 (subdi3_compact): Rename to subdi3.
19485 (*negdi2): Rename to negdi2.
19486 (*abs<mode>2): Rename to abs<mode>2.
19488 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19490 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19491 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19492 (atomic_sub_fetchsi): ... this new pattern.
19493 (mvtc): Add CC_REG clobber.
19495 2016-05-31 Marek Polacek <polacek@redhat.com>
19497 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19499 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19501 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19502 aarch64_fusion_enabled_p to check for fusion capabilities.
19504 2016-05-31 Richard Biener <rguenther@suse.de>
19506 PR tree-optimization/71352
19507 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19508 minus one and a negate.
19510 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19512 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19513 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19515 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19516 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19517 Remove use of aarch64_simd_attr_length_move, set length attribute
19519 (*aarch64_be_movoi): Likewise.
19520 (*aarch64_be_movci): Likewise.
19521 (*aarch64_be_movxi): Likewise.
19523 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19525 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19526 It no longer does that.
19527 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19529 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19531 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19532 attribute __unused__.
19534 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19536 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19537 * config/arm/arm.c (arm_arch_thumb1): Define.
19538 (arm_option_override): Initialize arm_arch_thumb1.
19539 * config/arm/arm.h (arm_arch_thumb1): Declare.
19540 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19541 support Thumb-1 ISA.
19543 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19546 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19547 `Yv' for scalar operand.
19549 2016-05-31 Tom de Vries <tom@codesourcery.com>
19551 PR tree-optimization/69068
19552 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19553 phis with more than two args.
19555 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19557 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19558 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19561 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19563 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19565 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19567 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19568 cpu_32, cpu_64, tune_32 and tune_64.
19569 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19571 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19573 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19575 2016-05-30 Andi Kleen <ak@linux.intel.com>
19577 * auto-profile.c (read_profile): Replace asserts with errors
19578 when file does not exist.
19579 * gcov-io.c (gcov_read_words): Dito.
19581 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19583 * tree-cfg.c (print_loop): Print likely upper bounds.
19585 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19587 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19588 * opts.c (default_options): Enable peel loops at -O3.
19589 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19590 (try_peel_loop): Do not re-peel already peeled loops;
19591 use likely upper bounds; fix profile updating.
19592 (pass_complete_unroll::execute): Initialize peeled_loops.
19594 2016-05-30 Martin Liska <mliska@suse.cz>
19596 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19597 computed costs by frequency of BB they belong to.
19598 (get_scaled_computation_cost_at): New function.
19600 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19601 Marc Glisse <marc.glisse@inria.fr>
19603 PR tree-optimization/71289
19604 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19606 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19608 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19610 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19612 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19613 for peeled copies; avoid underflow when updating estimates; correctly
19614 scale loop profile.
19616 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19618 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19619 r236875. Corrected oe3 to oe2 as obvious.
19621 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19623 PR middle-end/71269
19624 PR middle-end/71252
19625 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19626 that inserted stmt will not dominate stmts that defines its operand.
19627 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19628 (rewrite_expr_tree_parallel): Likewise.
19630 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19632 PR middle-end/71252
19633 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19634 all fields including stmt_to_insert are swapped.
19636 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19638 * predict.h (force_edge_cold): Declare.
19639 * predict.c (force_edge_cold): New function.
19640 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19642 (canonicalize_loop_induction_variables): Fix formating.
19644 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19646 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19647 (visium_expand_copysign): Use gen_int_mode directly.
19648 (visium_compute_frame_size): Minor tweaks.
19650 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19652 * tree-vect-loop.c (vect_analyze_loop_2): Use
19653 likely_max_stmt_executions_int.
19655 2016-05-30 Tom de Vries <tom@codesourcery.com>
19657 PR tree-optimization/69067
19658 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19660 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19663 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19664 New peepholes to remove unneeded fild/fistp pairs.
19665 (define_peephole2 atomic_loaddi_fpu): Ditto.
19667 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19669 * predict.c (maybe_hot_frequency_p): Avoid division.
19671 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19673 * doc/install.texi: Use https for shop.fsf.org.
19675 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19677 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19678 likely_max_stmt_executions_int.
19680 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19682 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19683 likely_max_stmt_executions_int.
19685 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19687 * profile.c (compute_branch_probabilities): Do not report hitrates
19689 (branch_prob): Report hitrates here.
19690 * predict.c (gimple_predict_edge): Do not assert profile status;
19691 fix formatting issues.
19693 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19695 * predict.c (edge_predicted_by_p): New function.
19696 (predict_paths_for_bb): Do not put multiple predictions of the same type
19699 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19701 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19704 2016-05-28 Alan Modra <amodra@gmail.com>
19706 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19708 2016-05-28 Alan Modra <amodra@gmail.com>
19710 PR rtl-optimization/71275
19711 * ira.c (ira): Free dominance info.
19713 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19715 * doc/sourcebuild.texi: New address for upstream Go repository.
19717 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19719 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19720 (TARGET_ARM_V7M): Likewise.
19722 2016-05-26 Jeff Law <law@redhat.com>
19724 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19725 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19726 * passes.def: Add jump threading passes before DOM/VRP.
19727 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19728 argument to a basic block from an edge. Remove tests which are
19730 (pass_data_thread_jumps, class pass_thread_jumps): New.
19731 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19732 (make_pass_thread_jumps): Likewise.
19733 * tree-pass.h (make_pass_thread_jumps): Declare.
19735 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19737 * config/visium/visium-protos.h (split_double_move): Rename into...
19738 (visium_split_double_move): ...this.
19739 (visium_split_double_add): Declare.
19740 * config/visium/visium.c (split_double_move): Rename into...
19741 (visium_split_double_move): ...this.
19742 (visium_split_double_add): New function.
19743 (visium_expand_copysign): Renumber operands for consistency.
19744 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19745 (DFmode move splitter): Likewise.
19746 (*addi3_insn): Split by means of visium_split_double_add.
19747 (*adddi3_insn_flags): Delete.
19748 (*plus_plus_sltu<subst_arith>): New insn.
19749 (*subdi3_insn): Split by means of visium_split_double_add.
19750 (subdi3_insn_flags): Delete.
19751 (*minus_minus_sltu<subst_arith>): New insn.
19752 (*negdi2_insn): Split by means of visium_split_double_add.
19753 (*negdi2_insn_flags): Delete.
19755 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19757 * configure.ac: Treat a --with-headers option without argument
19758 the same as the default (i.e. consult sys-include directory).
19759 * configure: Regenerate.
19761 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19763 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19764 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19766 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19767 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19769 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19772 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19773 tree-stdarg analysis results.
19774 (aarch64_setup_incoming_varargs): Likewise.
19776 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19778 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19779 va_list_gpr_counter_field and va_list_fpr_counter_field.
19781 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19784 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19785 * config/aarch64/aarch64.c
19786 (aarch64_cannot_change_mode_class): Remove function.
19787 * config/aarch64/aarch64-protos.h
19788 (aarch64_cannot_change_mode_class): Remove.
19790 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19792 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19793 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19794 get_likely_max_loop_iterations_int): New.
19795 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19796 any_likely_upper_bound.
19797 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19799 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19800 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19802 (unroll_loop_constant_iterations): Likewise.
19803 (unroll_loop_runtime_iterations): Likewise.
19804 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19805 * lto-streamer-out.c (output_cfg): Likewise.
19806 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19808 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19809 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19810 (likely_max_loop_iterations): New.
19811 (likely_max_loop_iterations_int): New.
19812 (likely_max_stmt_executions): New.
19813 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19814 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19815 likely_max_stmt_executions): Declare.
19817 2016-05-27 Marek Polacek <polacek@redhat.com>
19819 PR middle-end/71308
19820 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19822 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19824 * config/s390/s390.md (2x risbg splitters): Use
19825 reg_overlap_mentioned_p instead of rtx_equal_p.
19827 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19829 * combine.c (make_compound_operation): Take known zero bits into
19830 account when checking for possible zero_extend.
19832 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19834 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19835 Use const_int_operand for operand 2 predicate. Simplify expand code
19838 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19840 PR middle-end/71279
19841 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19844 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19846 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19847 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19848 that returns CC_SESWPmode and CC_ZESWPmode.
19849 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19851 (aarch64_rtx_costs): Likewise.
19853 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19855 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19856 for ISA 3.0 min/max support.
19857 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19858 conditional move support.
19859 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19860 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19862 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19863 conditional moves where the comparison type is different from move
19865 (fp_minmax): New code iterator for smin/smax.
19866 (minmax): New code attributes for min/max.
19867 (SMINMAX): Likewise.
19868 (smax<mode>3): Combine min, max insns into one insn using the
19869 fp_minmax code iterator. Add support for ISA 3.0 min/max
19870 instructions that don't need -ffast-math.
19871 (s<minmax><mode>3): Likewise.
19872 (smax<mode>3_vsx): Likewise.
19873 (smin<mode>3): Likewise.
19874 (s<minmax><mode>3_vsx): Likewise.
19875 (smin<mode>3_vsx): Likewise.
19876 (pre-VSX min/max splitters): Likewise.
19877 (s<minmax><mode>3_fpr): Likewise.
19878 (movsfcc): Rewrite floating point conditional moves to combine
19879 SFmode/DFmode into a single insn.
19880 (mov<mode>cc): Likewise.
19881 (movdfcc): Likewise.
19882 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19883 SFDF2 iterators to handle all combinations.
19884 (fseldfsf4): Likewise.
19885 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19886 (fseldfdf4): Likewise.
19887 (fselsfdf4): Likewise.
19888 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19889 comparison instructions that set a 0/-1 mask, and use it for
19890 floating point conditional move via XXSEL.
19891 (fpmask<mode>): Likewise.
19892 (xxsel<mode>): Likewise.
19893 * config/rs6000/predicates.md (min_max_operator): Delete, no
19895 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19896 instructions that generate a 0/-1 mask for use with XXSEL.
19897 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19898 say whether floating point min/max is available, either through
19899 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19900 (TARGET_MINMAX_DF): Likewise.
19902 2016-05-27 Alan Modra <amodra@gmail.com>
19904 PR rtl-optimization/71275
19905 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19906 for update_equiv_regs and combine_and_move_insns.
19908 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19910 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19911 if_then_else or cond RTXes to calculate attribute value.
19912 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19913 <attr "length_immediate>: Ditto.
19914 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19915 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19916 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19917 <attr "type">: Ditto.
19918 <attr "prefix_data16">: Ditto.
19919 <attr "prefix_extra">: Ditto.
19920 <attr "length_immediate">: Ditto.
19921 <attr "prefix">: Ditto.
19922 (vec_set<mode>_0) <attr "isa">: Ditto.
19923 <attr "prefix_extra">: Ditto.
19924 <attr "length_immediate">: Ditto.
19925 <attr "prefix">: Ditto.
19926 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19927 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19928 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19929 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19930 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19931 <attr "length_immediate">: Ditto.
19932 <attr "prefix">: Ditto.
19933 (sse2_movsd) <attr "length_immediate">: Ditto.
19934 <attr "prefix">: Ditto.
19935 (vec_concatv2df) <attr "isa">: Ditto.
19936 <attr "prefix">: Ditto.
19937 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19938 (*vec_extractv2di_1) <attr "isa">: Ditto.
19939 <attr "type">: Ditto.
19940 <attr "length_immediate">: Ditto.
19941 <attr "prefix_rex">: Ditto.
19942 <attr "prefix_extra">: Ditto.
19943 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19944 <attr "prefix_extra">: Ditto.
19945 <attr "length_immediate">: Ditto.
19946 (vec_concatv2di) <attr "isa">: Ditto.
19947 <attr "prefix_extra">: Ditto.
19948 <attr "length_immediate">: Ditto.
19949 <attr "prefix">: Ditto.
19951 2016-05-26 Martin Liska <mliska@suse.cz>
19953 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19955 (operator+): Likewise.
19956 (operator-): Likewise.
19957 (comp_cost::operator+=): Likewise.
19958 (comp_cost::operator-=): Likewise.
19959 (comp_cost::operator/=): Likewise.
19960 (comp_cost::operator*=): Likewise.
19961 (operator<): Likewise.
19962 (operator==): Likewise.
19963 (operator<=): Likewise.
19964 (new_cost): Remove.
19965 (infinite_cost_p): Likewise.
19966 (add_costs): Likewise.
19967 (sub_costs): Likewise.
19968 (compare_costs): Likewise.
19969 (set_group_iv_cost): Use the newly introduced functions.
19970 (get_address_cost): Likewise.
19971 (get_shiftadd_cost): Likewise.
19972 (force_expr_to_var_cost): Likewise.
19973 (split_address_cost): Likewise.
19974 (ptr_difference_cost): Likewise.
19975 (difference_cost): Likewise.
19976 (get_computation_cost_at): Likewise.
19977 (determine_group_iv_cost_generic): Likewise.
19978 (determine_group_iv_cost_address): Likewise.
19979 (determine_group_iv_cost_cond): Likewise.
19980 (autoinc_possible_for_pair): Likewise.
19981 (determine_group_iv_costs): Likewise.
19982 (cheaper_cost_pair): Likewise.
19983 (iv_ca_recount_cost): Likewise.
19984 (iv_ca_set_no_cp): Likewise.
19985 (iv_ca_set_cp): Likewise.
19986 (iv_ca_cost): Likewise.
19987 (iv_ca_new): Likewise.
19988 (iv_ca_dump): Likewise.
19989 (iv_ca_narrow): Likewise.
19990 (iv_ca_prune): Likewise.
19991 (iv_ca_replace): Likewise.
19992 (try_add_cand_for): Likewise.
19993 (try_improve_iv_set): Likewise.
19994 (find_optimal_iv_set): Likewise.
19996 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19998 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19999 that internal functions will clobber all caller-saved registers.
20001 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20003 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20004 Return a better case_values_threshold when optimizing.
20006 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20008 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20009 Add ? to integer variant.
20010 (aarch64_combinez_be): Likewise.
20012 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20014 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20015 instead of x constraint.
20016 (vcvtps2ph256<mask_name>): Likewise.
20018 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20019 alternative. Formatting fix.
20021 * config/i386/sse.md
20022 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20024 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20025 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20026 maybe_evex prefix instead of vex.
20027 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20028 EXT_REX_SSE_REG_P (op0) case in the splitter.
20030 2016-05-25 Jeff Law <law@redhat.com>
20032 PR tree-optimization/71272
20033 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20034 Update comments. Add test for empty path.
20036 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20038 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20039 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20040 special case builtin.
20041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20042 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20043 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20044 for __builtin_vec_cmpne.
20046 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20048 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20049 redundant test and bail out if the type of the new operand is not
20050 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20052 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20054 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20055 (x_ix86_target_flags_explicit): Remove.
20056 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20057 x_ix86_target_flags_explicit.
20058 (ix86_function_specific_restore): Ditto.
20060 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20061 H.J. Lu <hongjiu.lu@intel.com>
20064 * common/config/i386/i386-common.c
20065 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20066 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20067 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20068 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20069 (-mgeneral-regs-only): Add new option.
20070 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20071 x87 instructions if only general registers are allowed.
20072 (ix86_target_string): Add ix86_flags argument. Handle additional
20073 flags options through ix86_flags argument. Update all callers.
20074 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20076 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20078 PR rtl-optimization/66940
20079 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20080 decrementing desired_val will not overflow before performing these
20083 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20085 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20086 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20087 * config/i386/i386.c (enum ix86_builtins): Add
20088 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20089 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20090 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20091 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20092 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20093 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20094 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20095 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20096 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20097 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20098 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20099 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20100 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20101 __builtin_ia32_cvtps2dq512_mask.
20102 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20103 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20104 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20105 * config/i386/sse.md
20106 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20108 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20109 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20111 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20112 (avx512f_vec_pack_sfix_v8df): New define_expand.
20113 (avx512f_roundpd512): Rename to ...
20114 (avx512f_round<castmode>512): ... this. Change iterator.
20115 (avx512f_roundps512_sfix): New define_expand.
20116 (round<mode>2_sfix): Change iterator.
20118 2016-05-25 Nick Clifton <nickc@redhat.com>
20120 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20121 static interrupt handler is detected.
20122 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20123 default linker script.
20124 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20125 the low part of a symbolic pointer.
20127 2016-05-25 Richard Biener <rguenther@suse.de>
20129 PR tree-optimization/71261
20130 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20131 interesting stmt instead of immediate uses when looking
20132 for the use operand to replace.
20134 2016-05-25 Martin Liska <mliska@suse.cz>
20136 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20138 2016-05-25 Richard Biener <rguenther@suse.de>
20140 PR tree-optimization/71264
20141 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20144 2016-05-25 Martin Liska <mliska@suse.cz>
20146 PR tree-optimization/71239
20147 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20148 if DECL_SIZE is NULL.
20150 2016-05-25 Richard Biener <rguenther@suse.de>
20152 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20153 * tree-if-conv.c (pass_data_if_conversion): Use it.
20155 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20157 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20158 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20159 * varpool.c (varpool_node::get_availability): Likewise.
20161 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20163 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20164 VNEGW/VNEGD instructions.
20165 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20166 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20167 support for ISA 3.0 VNEGW/VNEGD instructions.
20169 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20171 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20172 pointers inside OACC_DATA regions.
20173 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20174 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20175 (gimplify_adjust_omp_clauses): Fix typo in comment.
20177 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20179 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20180 parity built-in functions.
20181 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20183 (p9v_parity<mode>2): Likewise.
20184 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20186 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20187 (parity<mode>2): ISA 3.0 expander for vector parity.
20188 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20190 (BU_P9_64BIT_MISC_0): Likewise.
20191 (BU_P9_MISC_0): Likewise.
20192 (BU_P9V_AV_1): Likewise.
20193 (BU_P9V_AV_2): Likewise.
20194 (BU_P9V_AV_3): Likewise.
20195 (BU_P9V_AV_P): Likewise.
20196 (BU_P9V_VSX_1): Likewise.
20197 (BU_P9V_OVERLOAD_1): Likewise.
20198 (BU_P9V_OVERLOAD_2): Likewise.
20199 (BU_P9V_OVERLOAD_3): Likewise.
20200 (VCTZB): Add vector count trailing zeros support.
20204 (VPRTYBD): Add vector parity support.
20205 (VPRTYBQ): Likewise.
20206 (VPRTYBW): Likewise.
20207 (VCTZ): Add overloaded vector count trailing zeros support.
20208 (VPRTYB): Add overloaded vector parity support.
20209 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20210 overloaded vector count trailing zeros and parity instructions.
20211 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20212 vector parity support.
20213 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20214 trailing zeros support.
20215 (vec_cntlz): Likewise.
20216 (vec_vctzb): Likewise.
20217 (vec_vctzd): Likewise.
20218 (vec_vctzh): Likewise.
20219 (vec_vctzw): Likewise.
20220 (vec_vprtyb): Add ISA 3.0 vector parity support.
20221 (vec_vprtybd): Likewise.
20222 (vec_vprtybw): Likewise.
20223 (vec_vprtybq): Likewise.
20224 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20225 the ISA 3.0 vector count trailing zeros and vector parity built-in
20228 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20230 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20231 when there is stmt_to_insert.
20233 2016-05-24 Martin Sebor <msebor@redhat.com>
20236 * tree.h (complete_or_array_type_p): New inline function.
20238 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20240 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20241 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20242 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20244 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20245 Limit 1st alternative to noavx isa, split 2nd alternative into one
20246 noavx and one avx alternative, use *x and Bm in the former and
20247 x and m in the latter.
20249 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20250 of sse4 for the first alternative, drop %v from the template
20251 and d operand modifier. Split second alternative into one sse4_noavx
20252 and one avx alternative, use *x instead of *v in the former and v
20253 instead of *v in the latter.
20254 (*sse4_1_extractps): Use noavx isa instead of * for the first
20255 alternative, drop %v from the template. Split second alternative into
20256 one noavx and one avx alternative, use *x instead of *v in the
20257 former and v instead of *v in the latter.
20258 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20259 with noavx and the last one with avx.
20260 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20261 split the second one into one noavx and one avx alternative,
20262 use *x and Bm in the former and x and m in the latter one.
20263 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20266 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20267 first two alternatives to noavx, use *x instead of *v in the second
20268 one, add avx alternative without *.
20269 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20270 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20271 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20273 2016-05-24 Jeff Law <law@redhat.com>
20275 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20276 New function, extracted from...
20277 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20278 Allow simple copies and constant initializations in the SSA chain.
20280 2016-05-24 Marek Polacek <polacek@redhat.com>
20283 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20286 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20289 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20290 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20291 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20292 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20293 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20295 2016-05-24 Richard Biener <rguenther@suse.de>
20297 PR tree-optimization/71240
20298 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20301 2016-05-24 Richard Biener <rguenther@suse.de>
20303 PR tree-optimization/71230
20304 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20306 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20308 * tree-vectorizer.h (vectorizable_comparison): Delete.
20309 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20310 PURE_SLP_STMT check.
20311 * tree-vect-stmts.c (vectorizable_call): Likewise.
20312 (vectorizable_simd_clone_call): Likewise.
20313 (vectorizable_conversion): Likewise.
20314 (vectorizable_assignment): Likewise.
20315 (vectorizable_shift): Likewise.
20316 (vectorizable_operation): Likewise.
20317 (vectorizable_load): Likewise.
20318 (vectorizable_condition): Likewise.
20319 (vectorizable_store): Likewise. Assert that we don't have
20321 (vectorizable_comparison): Make static. Remove redundant
20322 PURE_SLP_STMT check.
20323 (vect_transform_stmt): Assert that we always have an slp_node
20326 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20328 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20329 operands[2] against 1 with comparison against CONST1_RTX.
20330 (<shift>di3_neon): Likewise.
20331 * config/arm/predicates.md (const0_operand): Replace with comparison
20332 against CONST0_RTX.
20334 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20336 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20337 operands[2] against 1 with comparison against CONST1_RTX.
20338 (ashrdi3): Likewise.
20339 (lshrdi3): Likewise.
20340 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20342 (ashrsi3): Likewise.
20343 (lshrsi3): Likewise.
20344 (rotrsi3): Likewise.
20345 (define_split above *compareqi_eq0): Likewise.
20346 (define_split above "prologue"): Likewise.
20347 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20348 * config/arm/predicates.md (shift_operator): Likewise.
20349 (shift_nomul_operator): Likewise.
20350 (sat_shift_operator): Likewise.
20351 (thumb1_cmp_operand): Likewise.
20352 (const_neon_scalar_shift_amount_operand): Replace manual range
20353 check with IN_RANGE.
20354 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20355 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20357 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20359 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20360 with HOST_WIDE_INT_1.
20362 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20363 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20364 (arm_canonicalize_comparison): Likewise.
20365 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20367 (thumb1_size_rtx_costs): Likewise.
20368 (vfp_const_double_index): Replace cast of 1 to unsigned
20369 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20370 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20372 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20373 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20374 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20375 HOST_WIDE_INT with HOST_WIDE_INT_1.
20377 2016-05-24 Marek Polacek <polacek@redhat.com>
20379 * tree-cfg.h (should_remove_lhs_p): New predicate.
20380 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20381 * gimplify.c (gimplify_modify_expr): Likewise.
20382 * tree-cfg.c (verify_gimple_call): Likewise.
20383 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20384 * gimple-fold.c: Include "tree-cfg.h".
20385 (gimple_fold_call): Use should_remove_lhs_p.
20387 2016-05-24 Richard Biener <rguenther@suse.de>
20389 PR tree-optimization/71253
20390 * cfganal.h (control_dependences): Make robust against edge
20392 (control_dependences::control_dependences): Remove edge_list argument.
20393 (control_dependences::get_edge): Remove.
20394 (control_dependences::get_edge_src): Add.
20395 (control_dependences::get_edge_dest): Likewise.
20396 (control_dependences::m_el): Make a vector of edge src/dest index.
20397 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20398 (control_dependences::control_dependences): Likewise.
20399 (control_dependences::~control_dependence): Likewise.
20400 (control_dependences::get_edge): Remove.
20401 (control_dependences::get_edge_src): Add.
20402 (control_dependences::get_edge_dest): Likewise.
20403 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20405 (perform_tree_ssa_dce): Adjust.
20406 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20408 (pass_loop_distribution::execute): Adjust. Do loop destroying
20409 conditional on changed.
20411 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20414 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20415 return. Reindent transformation comment and mention the ARM state
20418 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20420 PR middle-end/71252
20421 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20422 after build_and_add_sum creates new use stmt.
20424 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20426 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20427 load_lanes/grouped_load classification comes first. Don't check
20428 whether the vectorization factor is a multiple of the group size
20431 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20433 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20434 GROUP_GAP for single-element interleaving.
20435 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20438 2016-05-24 Richard Biener <rguenther@suse.de>
20440 PR middle-end/70434
20442 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20443 bases which are accessed with non-invariant indices.
20444 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20445 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20447 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20449 PR middle-end/71170
20450 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20451 (add_to_ops_vec): Add stmt_to_insert.
20452 (add_repeat_to_ops_vec): Init stmt_to_insert.
20453 (insert_stmt_before_use): New.
20454 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20456 (get_ops): Init stmt_to_insert.
20457 (maybe_optimize_range_tests): Likewise.
20458 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20459 (rewrite_expr_tree_parallel): Likewise.
20460 (reassociate_bb): Likewise.
20462 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20465 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20466 ISA 3.0 xxperm fusion alternative.
20467 (altivec_vperm_v8hiv16qi): Likewise.
20468 (altivec_vperm_<mode>_uns_internal): Likewise.
20469 (vperm_v8hiv4si): Likewise.
20470 (vperm_v16qiv8hi): Likewise.
20472 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20473 Kelvin Nilsen <kelvin@gcc.gnu.org>
20475 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20476 vpermr/xxpermr on ISA 3.0.
20477 (altivec_expand_vec_perm_le): Likewise.
20478 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20479 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20482 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20484 * config/i386/i386.h (IS_STACK_MODE): Enable for
20485 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20486 SSE_FLOAT_MODE_P macros.
20487 * config/i386/i386.c (ix86_preferred_reload_class): Use
20488 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20489 Cleanup regclass processing for CONST_DOUBLE_P.
20490 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20491 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20492 with IS_STACK_MODE macro.
20493 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20495 (*movdf_internal): Use IS_STACK_MODE macro.
20496 (*movsf_internal): Ditto.
20498 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20500 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20501 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20503 2016-05-23 Jeff Law <law@redhat.com>
20505 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20507 (fsm_find_control_statement_thread_paths): Call it.
20509 2016-05-23 Martin Jambor <mjambor@suse.cz>
20512 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20513 from_global_constant if t is not NULL.
20515 2016-05-23 Marek Polacek <polacek@redhat.com>
20518 * common.opt (Wswitch-unreachable): New option.
20519 * doc/invoke.texi: Document -Wswitch-unreachable.
20520 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20523 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20525 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20526 TMR_INDEX is non-NULL.
20528 2016-05-23 Richard Biener <rguenther@suse.de>
20530 PR tree-optimization/71230
20531 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20532 (try_special_add_to_ops): ... here. Always test for single-use.
20534 2016-05-23 Martin Jambor <mjambor@suse.cz>
20536 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20537 default block if a PHI node in the original one would be resized.
20539 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20541 PR tree-optimization/58135
20542 * tree-vect-slp.c: When group size is not multiple
20543 of vector size, allow splitting of store group at
20546 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20548 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20550 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20552 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20553 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20554 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20557 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20558 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20559 v constraint instead of x and vinserti32x4 insn.
20561 * config/i386/sse.md (i128vldq): New mode iterator.
20562 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20563 avx512dq and avx512vl alternatives.
20565 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20566 constraint, use maybe_evex prefix instead of vex.
20567 (vec_dupv4sf): Use v constraint instead of x for output
20568 operand except for noavx alternative, use Yv constraint
20569 instead of x for input. Use maybe_evex prefix instead of vex.
20570 (*vec_dupv4si): Likewise.
20571 (*vec_dupv2di): Likewise.
20573 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20575 PR middle-end/40921
20576 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20577 (linearize_expr_tree): Call try_special_add_to_ops.
20578 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20580 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20582 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20583 to computed stack_usage.
20585 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20588 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20589 operand is subreg (symbol_ref) then move the symbol ref to register.
20591 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20593 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20595 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20597 PR middle-end/71179
20598 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20601 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20603 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20604 ranges by calling get_single_symbol and tidy up. Look more closely
20605 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20607 2016-05-20 Jeff Law <law@redhat.com>
20609 * bitmap.c (bitmap_find_bit): Remove useless test.
20611 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20613 * function.c (thread_prologue_and_epilogue_insns): Commit the
20614 insertion of the epilogue.
20616 2016-05-20 Martin Jambor <mjambor@suse.cz>
20618 PR tree-optimization/70884
20619 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20620 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20621 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20622 of constant pool data as a reason for scalarization.
20624 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20626 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20627 for naked functions.
20628 (thumb1_expand_prologue): Likewise.
20630 2016-05-20 Nathan Sidwell <nathan@acm.org>
20632 * config/nvptx/nptx.c (nvptx_option_override): Only set
20633 flag_toplevel_reorder, if not explicitly specified. Set
20634 flag_no_common, unless explicitly specified.
20636 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20638 * calls.c (can_implement_as_sibling_call_p): Mark param
20639 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20641 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20643 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20644 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20645 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20647 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20648 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20649 and CASE_CONST_ANY.
20651 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20653 * config/nvptx/nvptx.md (sincossf3): New pattern.
20655 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20657 * calls.c (maybe_complain_about_tail_call): New function.
20658 (initialize_argument_information): Call
20659 maybe_complain_about_tail_call when clearing *may_tailcall.
20660 (can_implement_as_sibling_call_p): Call
20661 maybe_complain_about_tail_call when returning false.
20662 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20663 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20664 if tail-call optimization fails.
20665 * cfgexpand.c (expand_call_stmt): Initialize
20666 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20667 * gimple-pretty-print.c (dump_gimple_call): Dump
20668 gimple_call_must_tail_p.
20669 * gimple.c (gimple_build_call_from_tree): Call
20670 gimple_call_set_must_tail with the value of
20671 CALL_EXPR_MUST_TAIL_CALL.
20672 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20673 (gimple_call_set_must_tail): New function.
20674 (gimple_call_must_tail_p): New function.
20675 * print-tree.c (print_node): Update printing of TREE_STATIC
20676 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20677 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20678 trailing comment listing applicable flags.
20679 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20681 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20683 * calls.c (expand_call): Move "Rest of purposes for tail call
20684 optimizations to fail" to...
20685 (can_implement_as_sibling_call_p): ...this new function, and
20686 split into multiple "if" statements.
20688 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20690 * cfgloop.h (expected_loop_iterations_unbounded,
20691 expected_loop_iterations): Unconstify.
20692 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20693 profile with known upper bound; return 3 when profile is absent.
20694 (expected_loop_iterations): Update.
20696 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20698 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20699 and get_max_loop_iterations_int.
20701 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20703 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20704 realistic upper bounds here.
20706 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20709 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20710 calls if the LHS is variable length or has addressable type.
20711 If targets[0]->decl is a noreturn call with void return type and
20712 zero arguments, adjust fntype and remove lhs in that case.
20714 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20716 PR tree-optimization/71079
20717 PR tree-optimization/71206
20718 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20720 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20722 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20723 (get_vec_alignment_for_array_decl): Likewise.
20724 (get_vec_alignment_for_record_decl): Likewise.
20725 (increase_alignment::execute): Move code to find alignment to
20726 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20727 (type_align_map): New hash_map.
20729 2016-05-20 Richard Guenther <rguenther@suse.de>
20731 PR tree-optimization/29756
20732 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20733 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20734 * fold-const.c (operand_equal_p): Likewise.
20735 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20736 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20737 * tree-inline.c (estimate_operator_cost): Likewise.
20738 * tree-pretty-print.c (dump_generic_node): Likewise.
20739 * tree-ssa-operands.c (get_expr_operands): Likewise.
20740 * cfgexpand.c (expand_debug_expr): Likewise.
20741 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20742 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20743 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20744 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20745 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20746 (execute_update_addresses_taken): Do it.
20748 2016-05-20 Richard Biener <rguenther@suse.de>
20750 PR tree-optimization/71185
20751 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20752 register operations.
20754 2016-05-20 Richard Biener <rguenther@suse.de>
20756 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20757 gimple_seq_add_seq_without_update.
20758 (release_bb_predicate): Assert we have no operands to free.
20759 (if_convertible_loop_p_1): Calculate post dominators later.
20760 Do not free BB predicates here.
20761 (combine_blocks): Do not recompute BB predicates.
20762 (version_loop_for_if_conversion): Save BB predicates around
20765 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20767 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20768 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20769 code. Ignore sibcalls on EDGE_IGNORE edges.
20770 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20771 on edges for sibcalls that run without prologue. The rest of the
20772 function is combined from...
20773 (fix_fake_fallthrough_edge): ... this, and ...
20774 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20775 function argument, make it a local variable.
20777 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20779 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20780 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20781 for 32-bit mode and SEH for 64-bit.
20782 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20783 TARGET_64BIT_DEFAULT.
20785 2016-05-19 Ryan Burn <contact@rnburn.com>
20787 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20788 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20790 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20792 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20793 force pending loads from memory.
20795 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20797 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20798 (UNSPEC_DARN_32): New unspec constant.
20799 (UNSPEC_DARN_RAW): New unspec constant.
20800 (darn_32): New instruction.
20801 (darn_raw): New instruction.
20802 (darn): New instruction.
20803 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20804 support and documentation for this macro.
20805 (BU_P9_MISC_1): New macro definition.
20806 (BU_P9_64BIT_MISC_0): New macro definition.
20807 (BU_P9_MISC_0): New macro definition.
20808 (darn_32): New builtin definition.
20809 (darn_raw): New builtin definition.
20810 (darn): New builtin definition.
20811 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20812 RS6000_BUILTIN_0 directives to surround each occurrence of
20813 #include "rs6000-builtin.def".
20814 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20815 RS6000_BTM_64BIT flags to the returned mask, depending on
20817 (def_builtin): Correct an error in the assignments made to the
20818 debugging variable attr_string.
20819 (rs6000_expand_builtin): Add support for no-operand built-in
20821 (builtin_function_type): Remove fatal_error assertion that is no
20823 (rs6000_common_init_builtins): Add support for no-operand built-in
20825 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20827 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20829 (RS6000_BTM_64BIT): New macro definition.
20830 * doc/extend.texi: Document __builtin_darn (void),
20831 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20834 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20836 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20837 max_loop_iterations_int.
20839 2016-05-19 Marek Polacek <polacek@redhat.com>
20841 PR tree-optimization/71031
20842 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20843 condition and adjust the code a bit.
20845 2016-05-19 Martin Liska <mliska@suse.cz>
20847 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20848 auto_vec instead of vec.
20850 2016-05-19 Martin Liska <mliska@suse.cz>
20852 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20854 2016-05-19 Martin Liska <mliska@suse.cz>
20856 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20858 2016-05-19 Martin Liska <mliska@suse.cz>
20860 * ipa-pure-const.c (set_function_state): Remove an existing
20862 (remove_node_data): Do not free it as it's released
20863 in set_function_state.
20865 2016-05-19 Martin Liska <mliska@suse.cz>
20867 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20870 2016-05-19 Martin Liska <mliska@suse.cz>
20872 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20874 2016-05-19 Martin Liska <mliska@suse.cz>
20876 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20877 an auto_vec instead of re-creating it.
20879 2016-05-19 Martin Liska <mliska@suse.cz>
20881 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20882 auto_vec instead of vec.
20884 2016-05-19 Martin Liska <mliska@suse.cz>
20886 * lto-section-in.c (lto_get_section_data): Call
20887 lto_check_version with additional argument.
20888 * lto-streamer.c (lto_check_version): Add new argument.
20889 * lto-streamer.h (lto_check_version): Likewise.
20891 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20893 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20894 Don't add cost of inner memory when handling sign-extended loads.
20896 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20898 PR rtl-optimization/71148
20899 * cse.c (cse_main): Free dominance info.
20900 (rest_of_handle_cse): Don't free dominance info.
20901 (rest_of_handle_cse2): Likewise.
20902 (rest_of_handle_cse_after_global_opts): Likewise.
20904 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20907 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20908 NULL_TREE early if NEON is not available. Remove now redundant check
20909 in ARM_CHECK_BUILTIN_MODE.
20911 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20914 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20915 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20916 * doc/cpp.texi: Document new macros.
20918 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20920 PR tree-optimization/69848
20921 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20922 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20924 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20926 * function.c (thread_prologue_and_epilogue_insn): Move the
20927 "goto epilogue_done" one block later.
20929 2016-05-19 Richard Biener <rguenther@suse.de>
20931 PR tree-optimization/70729
20932 * passes.def: Move LIM pass before PRE. Remove no longer
20933 required copyprop and move first DCE out of the loop pipeline.
20935 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20938 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20939 (OBJS-libcommon-target): ...here.
20940 * opts-common.c: Include spellcheck.h.
20941 (cmdline_handle_error): Build a vec of valid options and use it
20942 to suggest provide hints for misspelled arguments.
20944 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20947 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20948 lhs if it has TREE_ADDRESSABLE type.
20950 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20953 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20954 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20956 2016-05-18 Martin Jambor <mjambor@suse.cz>
20959 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20960 input for NOP_EXPR pass-through functions.
20961 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20962 aggregate global constant VAR_DECLs in constant jump functions.
20964 2016-05-18 Martin Jambor <mjambor@suse.cz>
20967 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20968 from TREE_READONLY parameters.
20970 2016-05-18 Martin Jambor <mjambor@suse.cz>
20973 * cgraph.h (cgraph_indirect_call_info): New field
20974 guaranteed_unmodified.
20975 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20976 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20978 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20979 pass the parameter value to ipa_find_agg_cst_for_param.
20980 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20981 guaranteed_unmodified, store AA results there instead of bailing out
20983 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20984 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20985 (find_constructor_constant_at_offset): New function.
20986 (ipa_find_agg_cst_from_init): Likewise.
20987 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20988 static initializers of contants, report back through a new paameter
20989 from_global_constant if that was the case.
20990 (try_make_edge_direct_simple_call): Also pass parameter value to
20991 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20993 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20994 (ipa_read_indirect_edge_info): Likewise.
20995 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20996 (ipa_load_from_parm_agg): Likewise.
20998 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21000 PR rtl-optimization/71150
21001 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21004 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21007 * config/rs6000/constraints.md (wE constraint): New constraint
21008 for a vector constant that can be loaded with XXSPLTIB.
21009 (wM constraint): New constraint for a vector constant of a 1's.
21010 (wS constraint): New constraint for a vector constant that can be
21011 loaded with XXSPLTIB and a vector sign extend instruction.
21012 * config/rs6000/predicates.md (xxspltib_constant_split): New
21013 predicates for wE/wS constraints.
21014 (xxspltib_constant_nosplit): Likewise.
21015 (easy_vector_constant): Add support for constants that can be
21016 loaded via XXSPLTIB.
21017 (all_ones_constant): New predicate for vector constant with all
21019 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21020 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21021 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21022 instruction and possibly with a sign extension.
21023 (output_vec_const_move): Add support for XXSPLTIB. If we are
21024 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21025 instead of XXLXOR/XXLORC.
21026 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21028 (rs6000_legitimize_reload_address): Likewise.
21029 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21031 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21032 combine VSX_M and VSX_M2 into one iterator.
21033 (VSX_M2): Likewise.
21034 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21035 (VSINT_842): Likewise.
21036 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21037 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21038 XXSPLTIB instruction.
21039 (xxspltib_<mode>_nosplit): Likewise.
21040 (xxspltib_<mode>_split): New insn to load up constants with
21041 XXSPLTIB and a sign extend instruction.
21042 (vsx_mov<mode>): Replace single move that handled all vector types
21043 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21044 moves (when -mvsx-timode is in effect) into the main vector
21045 moves. Eliminate separate moves for <VSr> <VSa>, where the
21046 preferred register class (<VSr>) is listed first, and the
21047 secondary register class (<VSa>) is listed second with a '?' to
21048 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21049 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21050 that if the register was involved in a slow operation, the
21051 clear/set operation does not wait for the slow operation to
21052 finish. Adjust the length attributes for 32-bit mode. Use
21053 rs6000_output_move_128bit and drop the use of the string
21054 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21055 spacing so that the alternatives and attributes don't generate
21056 long lines, and put things in columns, so that it is easier to
21057 match up the operands and attributes with the insn alternatives.
21058 (vsx_mov<mode>_64bit): Likewise.
21059 (vsx_mov<mode>_32bit): Likewise.
21060 (vsx_movti_64bit): Fold movti into normal vector moves.
21061 (vsx_movti_32bit): Likewise.
21062 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21063 splat instructions.
21064 (vsx_splat_v4si_internal): Likewise.
21065 (vsx_splat_v4sf_internal): Likewise.
21066 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21067 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21068 extend vector elements.
21069 (vsx_sign_extend_hi_<mode>): Likewise.
21070 (vsx_sign_extend_si_v2di): Likewise.
21071 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21073 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21074 constraints. Add trailing period to wL documentation.
21076 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21078 PR middle-end/71020
21079 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21080 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21081 * tree-call-cdce.c: Include tree-dfa.h.
21082 (can_guard_call_p): New function, extracted from...
21083 (can_use_internal_fn): ...here.
21084 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21086 (shrink_wrap_one_built_in_call): Likewise.
21087 (use_internal_fn): Likewise.
21088 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21089 and return void. Call replace_abnormal_ssa_names.
21090 (pass_call_cdce::execute): Check can_guard_call_p during the
21091 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21092 will always change something.
21094 2016-05-18 Martin Jambor <mjambor@suse.cz>
21097 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21098 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21100 2016-05-18 Martin Jambor <mjambor@suse.cz>
21103 * ipa-inline.h (condition): New field size.
21104 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21105 for comaprison and store it into the new condition.
21106 (evaluate_conditions_for_known_args): Use condition size to check
21107 access sizes for all but CHANGED conditions.
21108 (unmodified_parm_1): New parameter size_p, store access size into it.
21109 (unmodified_parm): Likewise.
21110 (unmodified_parm_or_parm_agg_item): Likewise.
21111 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21112 (set_cond_stmt_execution_predicate): Extract access sizes and store
21113 them to conditions.
21114 (set_switch_stmt_execution_predicate): Likewise.
21115 (will_be_nonconstant_expr_predicate): Likewise.
21116 (will_be_nonconstant_predicate): Likewise.
21117 (inline_read_section): Stream condition size.
21118 (inline_write_summary): Likewise.
21120 2016-05-18 Richard Biener <rguenther@suse.de>
21122 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21123 condition cost to PHI cost instead of total_cost.
21125 2016-05-18 Martin Liska <mliska@suse.cz>
21128 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21131 2016-05-18 Richard Biener <rguenther@suse.de>
21133 * lto-streamer.h (LTO_major_version): Bump to 6.
21135 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21137 * function.c (make_split_prologue_seq, make_prologue_seq,
21138 make_epilogue_seq): New functions, factored out from...
21139 (thread_prologue_and_epilogue_insns): Here.
21141 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21143 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21144 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21145 of before. Add a comment.
21147 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21149 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21150 expression pointer, not pointer to the pointer.
21152 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21154 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21155 (avx2_pbroadcast<mode>): Add another alternative with v instead
21156 of x constraints in it, using <pbroadcast_evex_isa> isa.
21157 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21159 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21160 constraint x instead of v in second alternative, add avx512bw
21163 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21164 constraint x instead of v in second alternative, add avx512bw
21167 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21168 constraint x instead of v in second alternative, add avx512bw
21171 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21172 avx512bw alternative.
21174 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21176 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21177 array to 128 chars.
21178 (define_insn "*andnottf3"): Ditto.
21179 (define_insn "*<code><mode>3"/any_logic): Ditto.
21180 (define_insn "*<code>tf3"/any_logic): Ditto.
21181 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21182 operand to block AVX-512VL insn variant emit when it is not enabled.
21184 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21186 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21187 constraint fot SF mode.
21189 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21190 Kirill Yukhin <kirill.yukhin@intel.com>
21192 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21194 (define_insn "rsqrt14<mode>"): Ditto.
21195 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21196 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21197 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21198 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21199 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21201 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21202 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21203 * config/i386/i386.c (ix86_print_operand): Expand check for size
21204 override codes for Intel syntax.
21206 2016-05-18 Richard Biener <rguenther@suse.de>
21208 PR tree-optimization/71168
21209 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21210 initialization earlier.
21212 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21214 * config/aarch64/aarch64-simd.md
21215 (aarch64_reduc_plus_internal<mode>): Rename to...
21216 (reduc_plus_scal): ...This, and remove previous implementation.
21218 2016-05-18 Richard Biener <rguenther@suse.de>
21220 * passes.def: Put late dse and cd_dce in canonical order.
21222 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21224 * ipa-inline-transform.c (preserve_function_body_p): Look for
21225 first non-thunk clone.
21226 (save_function_body): Save into first non-thunk.
21227 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21229 (lto_output_node): Inline thunks don't need body in every
21231 * lto-streamer-in.c: Do not fixup thunk clones.
21232 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21234 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21237 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21239 PR middle-end/63586
21240 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21241 (reassociate_bb): Call transform_add_to_multiply.
21243 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21245 * config/aarch64/aarch64.c (all_extensions): Removed unused
21248 2016-05-17 Nathan Sidwell <nathan@acm.org>
21250 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21251 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21253 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21255 PR tree-optimization/54579
21256 PR middle-end/55299
21257 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21259 2016-05-17 Marek Polacek <polacek@redhat.com>
21262 * tree-inline.c (expand_call_inline): Call
21263 maybe_remove_unused_call_args.
21265 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21267 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21268 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21269 * doc/md.texi (fmin@var{m}3): Likewise.
21271 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21273 * match.pd (X & C): New transformation.
21275 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21277 * match.pd (~X & Y): New transformation.
21279 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21281 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21282 information for new SSA_NAME.
21283 (simplify_conversion_using_ranges): Get range through get_range_info
21284 instead of get_value_range.
21286 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21288 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21289 Remove inline assembly.
21290 (vmvn_s16): Likewise.
21291 (vmvn_s32): Likewise.
21292 (vmvn_u8): Likewise.
21293 (vmvn_u16): Likewise.
21294 (vmvn_u32): Likewise.
21295 (vmvnq_s8): Likewise.
21296 (vmvnq_s16): Likewise.
21297 (vmvnq_s32): Likewise.
21298 (vmvnq_u8): Likewise.
21299 (vmvnq_u16): Likewise.
21300 (vmvnq_u32): Likewise.
21301 (vmvn_p8): Likewise.
21302 (vmvnq_p16): Likewise.
21304 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21306 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21308 (vmul_n_s16): Likewise.
21309 (vmul_n_s32): Likewise.
21310 (vmul_n_u16): Likewise.
21311 (vmul_n_u32): Likewise.
21312 (vmulq_n_f32): Likewise.
21313 (vmulq_n_f64): Likewise.
21314 (vmulq_n_s16): Likewise.
21315 (vmulq_n_s32): Likewise.
21316 (vmulq_n_u16): Likewise.
21317 (vmulq_n_u32): Likewise.
21319 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21321 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21322 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21324 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21326 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21327 to *aarch64_fma4_elt_from_dup<mode>.
21328 (*aarch64_fnma4_elt_to_128df): Rename to
21329 *aarch64_fnma4_elt_from_dup<mode>.
21330 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21331 (vfms_n_f32): Likewise.
21332 (vfms_n_f64): Likewise.
21333 (vfmsq_n_f32): Likewise.
21334 (vfmsq_n_f64): Likewise.
21336 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21338 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21340 2016-05-17 Richard Biener <rguenther@suse.de>
21342 PR tree-optimization/71132
21343 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21344 Only add control dependences for blocks in the loop.
21345 (build_rdg): Adjust.
21346 (generate_code_for_partition): Return whether loop should
21347 be destroyed and delay that.
21348 (distribute_loop): Likewise.
21349 (pass_loop_distribution::execute): Record loops to be destroyed
21350 and perform delayed destroying of loops.
21352 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21355 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21357 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21359 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21361 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21364 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21365 insertion point for instructions generated by validize_mem.
21367 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21369 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21372 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21374 * config/aarch64/aarch64.c
21375 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21376 rather than a macro.
21378 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21380 * doc/invoke.texi (AArch64 Options): Various updates.
21382 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21384 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21385 into instrumentation thunks.
21386 * cif-code.def (CIF_CHKP): New.
21388 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21390 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21392 2016-05-16 Martin Jambor <mjambor@suse.cz>
21394 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21395 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21397 2016-05-16 Marek Polacek <polacek@redhat.com>
21399 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21402 2016-05-16 Martin Jambor <mjambor@suse.cz>
21405 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21406 the outlined kernel function.
21408 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21410 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21411 (ISA_HAS_DLSA): Ditto.
21413 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21415 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21417 2016-05-16 Nathan Sidwell <nathan@acm.org>
21419 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21420 (nvptx_name_replacement): Restore. Add comment.
21421 (write_fn_proto, write_fn_proto_from_insn,
21422 nvptx_output_call_insn): Restore
21423 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21425 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21427 * config/aarch64/aarch64.md
21428 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21429 (add<mode>3_compareC_imm): Likewise.
21430 (<optab>si3_uxtw): Split into register and immediate variants.
21431 (andsi3_compare0_uxtw): Likewise.
21432 (and<mode>3_compare0): Likewise.
21433 (and<mode>3nr_compare0): Likewise.
21434 (stack_protect_test_<mode>): Don't use %x for memory operands.
21436 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21438 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21440 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21442 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21443 Split integer shifts into shift_reg and bfm.
21444 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21445 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21446 (ror<mode>3_insn): Likewise.
21447 (<optab>si3_insn_uxtw): Likewise.
21448 (<optab><mode>3_insn): Change to rotate_imm.
21449 (extr<mode>5_insn_alt): Likewise.
21450 (extrsi5_insn_uxtw): Likewise.
21451 (extrsi5_insn_uxtw_alt): Likewise.
21453 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21455 * doc/tm.texi: Regenerate.
21456 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21457 (TARGET_INVALID_RETURN_TYPE): Remove.
21458 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21459 TARGET_INVALID_RETURN_TYPE.
21460 * target.def (invalid_parameter_type): Remove.
21461 (invalid_return_type): Remove.
21463 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21465 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21466 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21468 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21470 (preserve_function_body_p): No need to preserve function body
21471 * cif-codes.def (CIF_THUNK): Remove.
21472 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21474 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21476 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21478 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21480 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21483 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21485 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21486 (inline_small_functions): Do not look for function symbol when
21489 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21491 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21494 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21495 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21496 Jiong Wang <jiong.wang@arm.com>
21498 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21499 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21500 Define __ARM_FP16_ARGS when appropriate.
21501 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21503 (arm_invalid_return_type): Likewise.
21504 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21505 (TARGET_INVALID_RETURN_TYPE): Remove.
21506 (aapcs_vfp_sub_candidate): Allow HFmode.
21507 (aapcs_vfp_allocate): Add comment. Support HFmode.
21508 (aapcs_vfp_allocate_return_reg): Likewise.
21509 (struct aapcs_cp_arg_layout): Slightly reword comments for
21510 is_return_candidate and allocate_return_reg.
21511 (output_mov_vfp): Update assert.
21512 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21514 (arm_invalid_parameter_type): Remove.
21515 (amr_invalid_return_type): Remove.
21516 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21517 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21518 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21520 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21522 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21523 * config/aarch64/arch64-protos.h
21524 (aarch64_legitimize_reload_address): Remove.
21525 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21528 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21530 * configure.ac: Add ACX_NONCANONICAL_HOST.
21531 * configure: Regenerate.
21532 * Makefile.in: Set host_noncanonical.
21534 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21537 * config/i386/i386.md (*movtf_internal): Before register allocation,
21538 do not allow FP constants for CM_MEDIUM memory model, allow only
21539 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21540 (*movxf_internal): Ditto.
21541 (*movdf_internal): Ditto.
21542 (*movsf_internal): Ditto.
21544 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21546 PR rtl-optimization/67483
21547 * combine.c (make_compound_operation): Don't call extract_left_shift
21548 with negative shift amounts.
21550 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21553 * fold-const.c (fold_checksum_tree): Allow modification
21554 of TYPE_ALIAS_SET during folding.
21556 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21557 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21558 (ix86_split_to_parts): Likewise. Fix up formatting.
21560 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21562 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21563 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21566 2016-05-13 Nathan Sidwell <nathan@acm.org>
21568 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21569 (nvptx_name_replacement): Delete.
21570 (write_fn_proto, write_fn_proto_from_insn,
21571 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21572 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21573 * langhooks.c (add_builtin_funcction_common): Call
21574 targetm.mangle_decl_assembler_name.
21576 * config/nvptx/nvptx.c (write_fn_proto): Handle
21577 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21579 2016-05-13 Martin Liska <mliska@suse.cz>
21581 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21582 and PRIu64 in printf format.
21584 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21586 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21589 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21591 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21592 Change --param max-completely-peeled-times to
21593 --param max-completely-peel-times in dump file printing.
21595 2016-05-13 Richard Biener <rguenther@suse.de>
21597 PR tree-optimization/42587
21598 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21599 (find_bswap_or_nop_1): Likewise.
21600 (bswap_replace): Likewise.
21602 2016-05-13 Martin Liska <mliska@suse.cz>
21604 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21605 Initialize a variable with default value.
21607 2016-05-13 Martin Liska <mliska@suse.cz>
21609 * doc/invoke.texi: Enhance explanation of error recovery
21612 2016-05-13 Martin Liska <mliska@suse.cz>
21614 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21615 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21616 (iv_inv_expr_ent *).
21617 (struct iv_inv_expr_ent): Comment struct fields.
21618 (sort_iv_inv_expr_ent): New function.
21619 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21620 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21621 a hash_map between iv_inv_expr_ent and number of usages.
21622 (niter_for_exit): Fix coding style.
21623 (tree_ssa_iv_optimize_init): Use renamed variable.
21624 (determine_base_object): Fix coding style.
21625 (alloc_iv): Likewise.
21626 (find_interesting_uses_outside): Likewise.
21627 (add_candidate_1): Likewise.
21628 (add_standard_iv_candidates): Likewise.
21629 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21630 (prepare_decl_rtl): Fix coding style.
21631 (get_address_cost): Likewise.
21632 (get_shiftadd_cost): Likewise.
21633 (force_expr_to_var_cost): Likewise.
21634 (compare_aff_trees): Likewise.
21635 (get_expr_id): Restructure the function.
21636 (get_loop_invariant_expr_id): Renamed to
21637 get_loop_invariant_expr.
21638 (get_computation_cost_at): Replace usage of inv_expr_id with
21640 (get_computation_cost): Likewise.
21641 (determine_group_iv_cost_generic): Likewise.
21642 (determine_group_iv_cost_address): Likewise.
21643 (iv_period): Fix coding style.
21644 (iv_elimination_compare_lt): Likewise.
21645 (may_eliminate_iv): Likewise.
21646 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21648 (determine_group_iv_costs): Dump invariant expressions.
21649 (iv_ca_recount_cost): Use the newly added hash_map.
21650 (iv_ca_set_remove_invariants): Fix coding style.
21651 (iv_ca_set_add_invariants): Fix coding style.
21652 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21654 (iv_ca_set_cp): Likewise.
21655 (iv_ca_new): Initialize the newly added hash_map and remove
21656 initialization of fields.
21657 (iv_ca_free): Delete the hash_map.
21658 (iv_ca_dump): Dump invariant expressions.
21659 (iv_ca_extend): Fix coding style.
21660 (try_add_cand_for): Likewise.
21661 (create_new_ivs): Dump information about # of avg iterations and
21662 # of used invariant expressions.
21663 (rewrite_use_compare): Fix coding style.
21664 (free_loop_data): Set default value for max_inv_expr_id.
21666 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21668 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21669 returned value cse_cfg_altered computation.
21670 (rest_of_handle_cse2): Likewise.
21671 (rest_of_handle_cse_after_global_opts): Likewise.
21673 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21676 * config/arm/arm.c (arm32_output_mi_thunk): New.
21677 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21678 to split Thumb1 vs TARGET_32BIT functionality.
21679 (arm_thumb1_mi_thunk): New.
21681 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21683 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21686 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21689 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21691 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21693 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21694 (expand_builtin_trap): Emit a regular call.
21695 (set_builtin_user_assembler_name): Remove obsolete cases.
21696 * dse.c (scan_insn): Adjust.
21697 * except.c: Include calls.h.
21698 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21699 emit a regular call to setjmp.
21700 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21701 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21702 (emit_block_move_via_libcall): Delete.
21703 (block_move_fn): Delete.
21704 (init_block_move_fn): Likewise.
21705 (emit_block_move_libcall_fn): Likewise.
21706 (emit_block_op_via_libcall): New function.
21707 (set_storage_via_libcall): Tidy up and use memset builtin.
21708 (block_clear_fn): Delete.
21709 (init_block_clear_fn): Likewise.
21710 (clear_storage_libcall_fn): Likewise.
21711 (expand_assignment): Call emit_block_move_via_libcall.
21712 Do not include gt-expr.h.
21713 * expr.h (emit_block_op_via_libcall): Declare.
21714 (emit_block_copy_via_libcall): New inline function.
21715 (emit_block_move_via_libcall): Likewise.
21716 (emit_block_comp_via_libcall): Likewise.
21717 (block_clear_fn): Delete.
21718 (init_block_move_fn): Likewise.
21719 (init_block_clear_fn): Likewise.
21720 (emit_block_move_via_libcall): Likewise.
21721 (set_storage_via_libcall): Add default parameter value.
21722 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21723 (abort_libfunc): Delete.
21724 (memcpy_libfunc): Likewise.
21725 (memmove_libfunc): Likewise.
21726 (memcmp_libfunc): Likewise.
21727 (memset_libfunc): Likewise.
21728 (setbits_libfunc): Likewise.
21729 (setjmp_libfunc): Likewise.
21730 (longjmp_libfunc): Likewise.
21731 (profile_function_entry_libfunc): Likewise.
21732 (profile_function_exit_libfunc): Likewise.
21733 (gcov_flush_libfunc): Likewise.
21734 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21735 and DECL_VISIBILITY on the declaration.
21736 (init_optabs): Do not initialize obsolete libfuncs.
21737 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21738 * tree-core.h (ECF_RET1): Define.
21739 (ECF_TM_PURE): Adjust.
21740 (ECF_TM_BUILTIN): Likewise.
21741 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21742 (build_common_builtin_nodes): Initialize abort builtin.
21743 Add ECF_RET1 on memcpy, memmove and memset builtins.
21744 Pass final flags for alloca and alloca_with_align builtins.
21745 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21747 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21748 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21749 set_storage_via_libcall and call emit_block_copy_via_libcall.
21751 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21753 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21754 DImode before it is passed to ix86_output_call_operand.
21755 (*call_value_got_x32): Ditto for operand 1.
21757 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21759 PR rtl-optimization/70904
21760 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21761 reload for wide mode.
21763 2016-05-12 Marek Polacek <polacek@redhat.com>
21766 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21767 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21768 * langhooks.h (incomplete_type_error): Likewise.
21769 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21770 parameter, pass it down to incomplete_type_error.
21771 * tree.h (size_in_bytes): New inline overload.
21772 (size_in_bytes_loc): Renamed from size_in_bytes.
21774 2016-05-12 Richard Biener <rguenther@suse.de>
21776 PR tree-optimization/71059
21777 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21778 nary before looking up or entering the expression into the VN
21780 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21781 Make sure to re-use NARYs without result as inserted by
21784 2016-05-12 Richard Biener <rguenther@suse.de>
21786 PR tree-optimization/71062
21787 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21789 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21790 vars_contains_restrict if the var is a restrict tag.
21791 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21792 do not disambiguate pointers against it.
21793 (dump_points_to_solution): Re-structure and adjust for new
21794 vars_contains_restrict flag.
21795 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21797 2016-05-12 Martin Liska <mliska@suse.cz>
21799 * doc/invoke.texi: Explain connection between
21800 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21802 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21804 PR tree-optimization/71006
21805 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21806 consider COND_EXPR as a mask producer.
21808 2016-05-12 Marek Polacek <polacek@redhat.com>
21811 * opts.c (common_handle_option): Detect missing argument for --help^.
21813 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21816 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21817 when popping the PC and within an interrupt handler routine.
21818 Add missing tab to output of "ldmfd".
21819 (output_return_instruction): Output LDMFD with SP update rather
21820 than POP when returning from interrupt handler.
21822 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21824 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21825 TARGET_64BIT && TARGET_AVX512DQ.
21826 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21827 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21828 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21829 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21830 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21831 (*vec_extractv4si_zext): Add avx512dq alternative.
21832 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21833 use v instead of x constraint in other alternatives where possible.
21835 * config/i386/sse.md (sse2_loadld): Use v instead of x
21836 constraint in alternatives 0,1,4.
21838 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21839 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21840 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21843 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21844 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21845 is not emitted unless TARGET_AVX512BW.
21846 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21847 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21848 for the result operand.
21850 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21851 constraint instead of x in avx alternatives. Use maybe_evex instead
21854 * config/i386/constraints.md (Yv): New constraint.
21855 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21856 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21857 * config/i386/i386.md (avx512fvecmode): New mode attr.
21858 (*pushtf): Use v constraint instead of x.
21859 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21860 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21861 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21862 (*absnegtf2_sse): Likewise.
21863 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21864 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21865 avx512f alternatives.
21866 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21868 2016-05-12 Richard Biener <rguenther@suse.de>
21870 PR tree-optimization/71060
21871 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21872 require exact match of DR_BASE_OBJECT but only matching address and
21875 2016-05-12 Richard Biener <rguenther@suse.de>
21877 PR tree-optimization/70986
21878 * cfganal.c: Include cfgloop.h.
21879 (dfs_find_deadend): Prefer to take edges exiting loops.
21881 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21883 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21884 compile and run time.
21886 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21889 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21891 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21893 * config/i386/i386.c (legitimize_pic_address): Use
21894 copy_to_suggested_reg instead of gen_movsi.
21896 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21898 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21899 the code into quad_address_p and call it to share code with
21900 vsx_quad_dform_memory_operand.
21901 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21903 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21904 bit instead of being a separate word. Split -mpower9-dform into
21905 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21906 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21907 for the register class supporting 128-bit quad word memory offsets.
21908 (mode_supports_vsx_dform_quad): Helper function to return if the
21909 register class uses quad word memory offsets.
21910 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21911 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21912 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21913 instructions are enabled, set up the appropriate addr_masks for
21915 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21916 -mpower9-dform-scalar, instead of -mpower9-dform.
21917 (rs6000_option_override_internal): Split -mpower9-dform into two
21918 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21919 -mpower9-dform switch sets or clears both. If we are not using
21920 the LRA register allocator, do not enable -mpower9-dform-vector by
21921 default. If we are using LRA, enable -mpower9-dform-vector and
21922 -mvsx-timode if it is appropriate. Issue a warning if either
21923 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21925 (quad_address_offset_p): New helper function to return if the
21926 offset is legal for quad word memory instructions.
21927 (quad_address_p): New function to determin if GPR or vector
21928 register quad word memory addresses are legal.
21929 (mem_operand_gpr): Validate quad word address offsets.
21930 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21931 d-form (register + offset) instructions.
21932 (offsettable_ok_by_alignment): Likewise.
21933 (rs6000_legitimate_offset_address_p): Likewise.
21934 (legitimate_lo_sum_address_p): Likewise.
21935 (rs6000_legitimize_address): Likewise.
21936 (rs6000_legitimize_reload_address): Add more debug statements for
21938 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21939 d-form instructions.
21940 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21941 d-form instructions. Distinguish different cases in debug
21942 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21943 d-form instructions.
21944 (rs6000_preferred_reload_class): Likewise.
21945 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21946 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21947 of the ISA 2.06 indexed memory instructions.
21948 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21949 use them to save/restore the saved vector registers instead of
21950 using Altivec instructions.
21951 (rs6000_emit_epilogue): Likewise.
21952 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21953 (rs6000_opt_masks): Split -mpower9-dform into
21954 -mpower9-dform-scalar and -mpower9-dform-vector.
21955 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21957 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21958 ISA 3.0 vector indexed memory instructions, and fold the code into
21959 the normal mov<mode> patterns.
21960 (p9_vecstore_<mode>): Likewise.
21961 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21963 (vsx_movti_64bit): Likewise.
21964 (vsx_movti_32bit): Likewise.
21965 * config/rs6000/constraints.md (wO constraint): New constraint for
21966 ISA 3.0 vector d-form support.
21967 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21968 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21969 include -mpower9-dform-vector until we switch over to LRA.
21970 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21971 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21972 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21973 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21974 for -mpower9-dform and -mlra.
21975 * doc/md.texi (wO constraint): Document wO constraint.
21977 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21979 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21980 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21981 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21982 Move handling of non-insn arguments inline into the sole user:
21983 (output_trans_func): ...here.
21984 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21985 in emitted function prototype.
21986 (output_internal_insn_latency_func): Ditto. Simplify.
21987 (output_internal_maximal_insn_latency_func): Ditto. Delete
21988 always-unused argument.
21989 (output_insn_latency_func): Ditto.
21990 (output_maximal_insn_latency_func): Ditto.
21992 2016-05-11 Richard Biener <rguenther@suse.de>
21994 PR tree-optimization/71055
21995 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21996 sth with precision not equal to access size verify we don't chop
21999 2016-05-11 Richard Biener <rguenther@suse.de>
22002 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22003 (dwarf2out_finish): Move retry_incomplete_types call ...
22004 (dwarf2out_early_finish): ... here.
22006 2016-05-11 Richard Biener <rguenther@suse.de>
22008 PR middle-end/71002
22009 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22010 if the langhook insists on it.
22011 * fold-const.c (make_bit_field_ref): Add arg for the original
22012 reference and preserve its alias-set.
22013 (decode_field_reference): Take exp by reference and adjust it
22014 to the original memory reference.
22015 (optimize_bit_field_compare): Adjust callers.
22016 (fold_truth_andor_1): Likewise.
22017 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22019 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22021 PR middle-end/70807
22022 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22023 * cfgrtl.c (delete_insn_and_edges): Likewise.
22024 * config/i386/i386.c (convert_scalars_to_vector): Remove
22026 * cse.c (cse_insn): Compute cse_cfg_altered.
22027 (delete_trivially_dead_insns): Likewise.
22028 (cse_cc_succs): Likewise.
22029 (rest_of_handle_cse): Free dominance info if required.
22030 (rest_of_handle_cse2): Likewise.
22031 (rest_of_handle_cse_after_global_opts): Likewise.
22033 2016-05-11 Alan Modra <amodra@gmail.com>
22035 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22036 abi_v4_pass_in_fpr): New functions.
22037 (rs6000_function_arg_boundary): Exclude complex IBM long double
22038 from 64-bit alignment when ABI_V4.
22039 (rs6000_function_arg, rs6000_function_arg_advance_1,
22040 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22042 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22044 PR rtl-optimization/71028
22045 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22046 jump with just a return in the fallthrough block if the branch
22047 block contains just a return as well.
22049 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22051 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22052 * match.pd ((X & Y) ^ Y): ... this.
22053 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22054 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22056 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22058 * read-md.c (require_char_ws): New function.
22059 (read_string): Simplify using require_char_ws.
22060 (handle_constants): Likewise.
22061 (handle_enum): Likewise.
22062 (handle_file): Likewise.
22063 * read-md.h (require_char_ws): New declaration.
22064 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22065 (read_mapping): Likewise.
22066 (read_rtx_code): Likewise.
22067 (read_nested_rtx): Likewise.
22069 2016-05-10 James Norris <jnorris@codesourcery.com>
22071 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22072 if offloading is enabled and -fopenacc or -fopenmp is specified.
22073 (CRTOFFLOADEND): Likewise.
22074 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22075 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22077 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22079 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22080 gotoff_operand code paths. Use copy_to_suggested_regs and
22081 expand_simple_binop where appropriate. Cleanup.
22083 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22086 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22088 (dimode_scalar_chain::vector_const_cost): New.
22089 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22090 (dimode_scalar_chain::convert_op): Likewise.
22091 (dimode_scalar_chain::convert_insn): Likewise.
22093 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22095 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22096 unary operation, not a binary one.
22098 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22100 PR middle-end/70877
22101 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22102 calls with type casted fndecl.
22104 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22106 PR tree-optimization/70786
22107 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22108 * calls.c (initialize_argument_information): Bind bounds
22109 with corresponding args passed by reference.
22111 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22114 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22115 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22116 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22119 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22122 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22123 code for a zero scale factor.
22124 (vsx_xvcvdpuxds_scale): Likewise.
22126 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22128 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22129 if show_ruler_p was set on the context.
22130 (layout::show_ruler): New method.
22131 * diagnostic.h (struct diagnostic_context): Add field
22134 2016-05-10 Richard Biener <rguenther@suse.de>
22136 PR tree-optimization/71039
22137 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22138 (chk_uses): New function.
22139 (propagate_with_phi): Verify we can safely replicate the lhs of an
22140 aggregate assignment on all incoming edges.
22142 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22144 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22146 (rx_atomic_sequence): New class.
22147 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22148 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22150 (rx_atomic_sequence::rx_atomic_sequence,
22151 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22152 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22153 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22154 CTRLREG_INTB): New constants.
22155 (FETCHOP): New code iterator.
22156 (fethcop_name, fetchop_name2): New iterator code attributes.
22157 (QIHI): New mode iterator.
22158 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22159 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22160 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22162 2016-05-10 Martin Liska <mliska@suse.cz>
22164 * tree-inline.c (remap_dependence_clique): Do not remap
22165 debugging statements.
22167 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22169 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22170 ("*fixuns_truncdfdi2_z13")
22171 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22172 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22173 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22175 2016-05-10 Richard Biener <rguenther@suse.de>
22177 PR tree-optimization/70497
22178 PR tree-optimization/28367
22179 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22181 (visit_reference_op_load): ... here.
22182 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22183 with simplified BIT_FIELD_REFs.
22184 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22185 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22188 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22190 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22191 documentation comment. For BLOCK nodes, add a
22192 DW_AT_abstract_origin attribute that points to the DIE generated
22193 for the origin BLOCK.
22194 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22195 blocks from inlined functions.
22197 2016-05-10 Alan Modra <amodra@gmail.com>
22200 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22201 regrename modifying insns saving lr before __morestack call.
22202 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22203 insns restoring lr after __morestack call.
22205 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22207 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22208 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22210 * config/i386/sse.md (vec_interleave_high<mode>,
22211 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22212 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22214 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22216 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22217 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22218 parallel reassociation for power8 and forward.
22220 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22222 * config/i386/i386.md (absneg splitters with general regs): Use
22223 general_reg_operand predicate.
22224 (btsq peephole2): Use x86_64_immediate_operand to check if new
22225 value is suitable for immediate operand. Generate emitted insn
22226 using RTL expressions.
22227 (btcq peephole2): Ditto.
22228 (btrq peephole2): Ditto. Generate correct immediate operand
22231 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22233 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22236 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22238 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22239 pointer dereference.
22241 2016-05-09 Richard Biener <rguenther@suse.de>
22243 PR tree-optimization/70985
22244 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22245 op0 isn't a gimple register.
22247 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22249 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22250 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22251 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22252 (i6400_fpu_mult): New cpu units.
22253 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22254 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22255 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22256 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22257 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22258 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22259 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22260 (i6400_msa_long_float4, i6400_msa_long_float5)
22261 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22262 (i6400_msa_fdiv_sf): New reservations.
22263 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22264 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22265 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22266 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22267 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22268 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22269 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22270 (msa_short_store4, msa_long_load, msa_short_store)
22271 (msa_long_logic, msa_long_float2, msa_long_float4)
22272 (msa_long_float5, msa_long_float8, msa_long_mult)
22273 (msa_long_fdiv, msa_long_div): New reservations.
22275 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22276 Sameera Deshpande <sameera.deshpande@imgtec.com>
22277 Matthew Fortune <matthew.fortune@imgtec.com>
22278 Graham Stott <graham.stott@imgtec.com>
22279 Chao-ying Fu <chao-ying.fu@imgtec.com>
22281 * config.gcc: Add MSA header file for mips*-*-* target.
22282 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22283 (Ubv8i, Urv8): New constraints.
22284 * config/mips/mips-ftypes.def: Add function types for MSA
22286 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22287 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22288 * config/mips/mips-msa.md: New file.
22289 * config/mips/mips-protos.h
22290 (mips_split_128bit_const_insns): New prototype.
22291 (mips_msa_idiv_insns): Likewise.
22292 (mips_split_128bit_move): Likewise.
22293 (mips_split_128bit_move_p): Likewise.
22294 (mips_split_msa_copy_d): Likewise.
22295 (mips_split_msa_insert_d): Likewise.
22296 (mips_split_msa_fill_d): Likewise.
22297 (mips_expand_msa_branch): Likewise.
22298 (mips_const_vector_same_val_p): Likewise.
22299 (mips_const_vector_same_bytes_p): Likewise.
22300 (mips_const_vector_same_int_p): Likewise.
22301 (mips_const_vector_shuffle_set_p): Likewise.
22302 (mips_const_vector_bitimm_set_p): Likewise.
22303 (mips_const_vector_bitimm_clr_p): Likewise.
22304 (mips_msa_vec_parallel_const_half): Likewise.
22305 (mips_msa_output_division): Likewise.
22306 (mips_ldst_scaled_shift): Likewise.
22307 (mips_expand_vec_cond_expr): Likewise.
22308 * config/mips/mips.c (enum mips_builtin_type): Add
22309 MIPS_BUILTIN_MSA_TEST_BRANCH.
22310 (mips_gen_const_int_vector_shuffle): New prototype.
22311 (mips_const_vector_bitimm_set_p): New function.
22312 (mips_const_vector_bitimm_clr_p): Likewise.
22313 (mips_const_vector_same_val_p): Likewise.
22314 (mips_const_vector_same_bytes_p): Likewise.
22315 (mips_const_vector_same_int_p): Likewise.
22316 (mips_const_vector_shuffle_set_p): Likewise.
22317 (mips_symbol_insns): Forbid loading symbols via immediate for
22319 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22321 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22323 (mips_lx_address_p): Add support load indexed address for MSA.
22324 (mips_address_insns): Add calculation of instructions needed for
22325 stores and loads for MSA.
22326 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22327 CONST_VECTOR for MSA and let it fall through.
22328 (mips_ldst_scaled_shift): New function.
22329 (mips_subword_at_byte): Likewise.
22330 (mips_msa_idiv_insns): Likewise.
22331 (mips_legitimize_move): Validate MSA moves.
22332 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22333 calculation of costs for MSA division.
22334 (mips_split_move_p): Check if MSA moves need splitting.
22335 (mips_split_move): Split MSA moves if necessary.
22336 (mips_split_128bit_move_p): New function.
22337 (mips_split_128bit_move): Likewise.
22338 (mips_split_msa_copy_d): Likewise.
22339 (mips_split_msa_insert_d): Likewise.
22340 (mips_split_msa_fill_d): Likewise.
22341 (mips_output_move): Handle MSA moves.
22342 (mips_expand_msa_branch): New function.
22343 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22344 Reinstate 'y' modifier.
22345 (mips_file_start): Add MSA .gnu_attribute.
22346 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22348 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22349 (mips_class_max_nregs): Add register size for MSA supported mode.
22350 (mips_cannot_change_mode_class): Allow conversion between MSA
22351 vector modes and TImode.
22352 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22354 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22355 (mips_preferred_simd_mode): Add preffered modes for MSA.
22356 (mips_vector_mode_supported_p): Add MSA supported modes.
22357 (mips_autovectorize_vector_sizes): New function.
22358 (mips_msa_output_division): Likewise.
22359 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22360 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22361 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22362 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22363 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22364 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22365 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22366 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22367 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22368 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22369 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22370 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22371 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22372 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22373 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22374 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22375 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22376 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22377 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22378 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22379 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22380 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22381 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22382 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22383 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22384 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22385 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22386 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22387 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22388 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22389 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22390 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22391 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22392 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22393 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22394 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22395 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22396 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22397 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22398 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22399 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22400 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22401 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22402 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22403 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22404 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22405 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22406 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22407 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22408 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22409 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22410 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22411 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22412 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22413 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22414 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22415 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22416 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22417 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22418 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22419 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22420 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22421 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22422 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22423 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22424 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22425 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22426 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22427 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22428 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22429 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22430 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22431 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22432 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22433 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22434 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22435 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22436 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22437 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22438 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22439 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22440 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22441 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22442 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22443 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22444 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22445 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22446 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22447 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22448 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22449 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22450 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22451 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22452 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22453 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22454 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22455 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22456 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22457 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22458 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22459 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22460 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22461 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22462 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22463 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22464 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22465 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22466 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22467 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22468 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22469 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22470 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22471 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22472 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22473 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22474 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22475 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22476 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22477 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22478 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22479 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22480 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22481 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22482 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22483 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22484 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22485 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22486 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22487 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22488 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22489 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22490 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22491 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22492 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22493 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22494 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22495 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22496 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22497 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22498 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22499 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22500 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22501 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22502 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22503 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22504 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22505 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22506 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22507 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22508 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22509 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22511 (mips_get_builtin_decl_index): New array.
22512 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22513 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22514 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22515 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22516 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22518 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22520 (mips_expand_builtin_insn): Prepare operands for
22521 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22522 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22523 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22524 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22525 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22526 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22527 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22528 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22529 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22530 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22531 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22532 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22533 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22534 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22535 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22536 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22537 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22538 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22539 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22540 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22541 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22542 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22543 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22544 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22545 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22546 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22547 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22548 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22549 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22550 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22551 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22552 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22553 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22554 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22555 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22556 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22557 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22558 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22559 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22560 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22561 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22562 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22563 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22564 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22565 These are set implicitly and an error is reported if overridden.
22566 (mips_expand_builtin_msa_test_branch): New function.
22567 (mips_expand_msa_shuffle): Likewise.
22568 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22569 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22570 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22571 (mips_expand_vec_unpack): Add support for MSA.
22572 (mips_expand_vector_init): Likewise.
22573 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22574 instead of const0_rtx.
22575 (mips_msa_vec_parallel_const_half): New function.
22576 (mips_gen_const_int_vector): Likewise.
22577 (mips_gen_const_int_vector_shuffle): Likewise.
22578 (mips_expand_msa_cmp): Likewise.
22579 (mips_expand_vec_cond_expr): Likewise.
22580 * config/mips/mips.h
22581 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22582 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22584 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22585 (ISA_HAS_MSA): New macro.
22586 (UNITS_PER_MSA_REG): Likewise.
22587 (BITS_PER_MSA_REG): Likewise.
22588 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22589 (MSA_REG_FIRST): New macro.
22590 (MSA_REG_LAST): Likewise.
22591 (MSA_REG_NUM): Likewise.
22592 (MSA_REG_P): Likewise.
22593 (MSA_REG_RTX_P): Likewise.
22594 (MSA_SUPPORTED_MODE_P): Likewise.
22595 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22596 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22597 * config/mips/mips.md: Include mips-msa.md.
22598 (alu_type): Add simd_add.
22599 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22600 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22601 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22602 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22603 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22604 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22605 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22606 simd_move, simd_load, simd_store. Choose "multi" for moves
22608 (qword_mode): New attribute.
22609 (insn_count): Add instruction count for quad moves.
22610 Increase the count for MIPS SIMD division.
22611 (UNITMODE): Add UNITMODEs for vector types.
22612 (addsub): New code iterator.
22613 * config/mips/mips.opt (mmsa): New option.
22614 * config/mips/msa.h: New file.
22615 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22617 * config/mips/mti-linux.h: Likewise.
22618 * config/mips/predicates.md
22619 (const_msa_branch_operand): New constraint.
22620 (const_uimm3_operand): Likewise.
22621 (const_uimm4_operand): Likewise.
22622 (const_uimm5_operand): Likewise.
22623 (const_uimm8_operand): Likewise.
22624 (const_imm5_operand): Likewise.
22625 (aq10b_operand): Likewise.
22626 (aq10h_operand): Likewise.
22627 (aq10w_operand): Likewise.
22628 (aq10d_operand): Likewise.
22629 (const_m1_operand): Likewise.
22630 (reg_or_m1_operand): Likewise.
22631 (const_exp_2_operand): Likewise.
22632 (const_exp_4_operand): Likewise.
22633 (const_exp_8_operand): Likewise.
22634 (const_exp_16_operand): Likewise.
22635 (const_vector_same_val_operand): Likewise.
22636 (const_vector_same_simm5_operand): Likewise.
22637 (const_vector_same_uimm5_operand): Likewise.
22638 (const_vector_same_uimm6_operand): Likewise.
22639 (const_vector_same_uimm8_operand): Likewise.
22640 (par_const_vector_shf_set_operand): Likewise.
22641 (reg_or_vector_same_val_operand): Likewise.
22642 (reg_or_vector_same_simm5_operand): Likewise.
22643 (reg_or_vector_same_uimm6_operand): Likewise.
22644 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22646 * doc/invoke.texi (-mmsa): Document new option.
22648 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22650 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22651 * configure: Regenerate.
22652 * config.in: Regenerate.
22653 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22654 on -fvtable-verify.
22655 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22656 (ENDFILE_VTV_SPEC): Define.
22658 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22660 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22661 registers in all interrupt handlers if necessary.
22662 (rl78_option_override): Add warning.
22663 (MUST_SAVE_MDUC_REGISTERS): New macro.
22664 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22665 * config/rl78/rl78.c (check_mduc_usage): New function.
22666 (mduc_regs): New structure to hold MDUC register data.
22667 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22668 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22669 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22670 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22671 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22672 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22674 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22676 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22677 (tree-ssa-loop-niter.h): Ditto.
22678 (idx_within_array_bound, ref_within_array_bound): New functions.
22679 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22680 Factor out check on writable base object to ...
22681 (base_object_writable): ... here.
22683 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22685 * config/arm/arm.md (probe_stack): Add modes to set source
22688 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22690 * regrename.c (base_reg_class_for_rename): New static function.
22691 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22693 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22695 * cgraph.c (thunk_adjust): Export.
22696 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22697 * cgraphunit.c (thunk_adjust): Export.
22698 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22700 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22702 * tree-inline.c (expand_call_inline): Expand thunks inline.
22704 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22707 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22708 (*sse2_vd_cvtss2sd): Ditto.
22709 * config/i386/i386.md
22710 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22711 Generate *sse2_vd_cvtsd2ss pattern.
22712 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22713 Generate *sse2_vd_cvtss2sd pattern.
22715 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22717 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22718 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22721 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22723 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22724 * config/sh/sh.c: Define and declare variables on first use throughout
22726 (current_function_interrupt): Change to bool type.
22727 (frame_insn): Rename to emit_frame_insn and update users.
22728 (push_regs): Use bool for 'interrupt_handler' argument.
22729 (save_schedule_s): Remove.
22730 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22731 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22732 targetm.asm_out.unaligned_op.di.
22733 (gen_far_branch): Remove redundant forward declaration.
22734 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22735 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22736 (sh_set_return_address, sh_function_ok_for_sibcall,
22737 scavenge_reg): Update comments.
22738 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22739 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22740 (sh_attr_renesas_p): Remove unnecessary parentheses.
22741 (branch_dest): Simplify.
22742 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22743 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22744 (CUMULATIVE_ARGS): Change macro to typedef.
22745 (current_function_interrupt): Change to bool type.
22746 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22747 Surround with __cplusplus ifdef.
22748 (sh_compare_op0, sh_compare_op1): Remove.
22749 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22751 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22753 * config/arm/arm.md (arch): Add neon.
22754 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22755 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22756 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22757 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22758 attributes for alt renumbering. Mark alt 3 as non-predicable.
22759 (thumb2_movdf_vfp): Likewise.
22761 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22763 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22764 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22765 (*andqi_1): Add preferred_for_speed attribute to disparage
22766 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22767 (*<code>qi_1): Ditto.
22768 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22769 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22770 (*ashlqi3_1): Ditto.
22771 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22772 Add preferred_for_size attribute to disparage alternative 0 and
22773 preferred_for_speed attribute to disparage alternative 1 for
22774 TARGET_PARTIAL_REG_STALL targets.
22776 2016-05-07 Tom de Vries <tom@codesourcery.com>
22778 PR tree-optimization/70956
22779 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22782 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22784 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22785 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22786 * config/sh/sh.md (branch_zero): Remove define_attr.
22787 (define_delay): Disable delay slot if branch distance is one insn.
22789 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22791 * config/i386/i386.md (LEAMODE): New mode attribute.
22792 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22793 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22794 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22795 operand 2 predicate.
22796 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22797 (*lea<mode>_general_3): Ditto.
22798 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22800 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22802 * genmddump.c (main): Convert argv from char ** to const char **.
22804 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22806 * coretypes.h (OVERRIDE): New macro.
22807 (FINAL): New macro.
22809 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22811 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22812 allow coalescing if the types are compatible.
22814 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22816 * pass_manager.h (pass_manager::register_pass_name): New method.
22817 (pass_manager::get_pass_by_name): New method.
22818 (pass_manager::create_pass_tab): New method.
22819 (pass_manager::m_name_to_pass_map): New field.
22820 * passes.c (name_to_pass_map): Delete global in favor of field
22821 "m_name_to_pass_map" of pass_manager.
22822 (register_pass_name): Rename from a function to...
22823 (pass_manager::register_pass_name): ...this method, updating
22824 for renaming of global "name_to_pass_map" to field
22825 "m_name_to_pass_map".
22826 (create_pass_tab): Rename from a function to...
22827 (pass_manager::create_pass_tab): ...this method, updating
22828 for renaming of global "name_to_pass_map" to field.
22829 (get_pass_by_name): Rename from a function to...
22830 (pass_manager::get_pass_by_name): ...this method.
22831 (enable_disable_pass): Convert use of get_pass_by_name to
22832 a method call, locating the pass_manager singleton.
22834 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22836 * genattr-common.c (main): Convert argv from char ** to const char **.
22837 * genattr.c (main): Likewise.
22838 * genattrtab.c (main): Likewise.
22839 * genautomata.c (initiate_automaton_gen): Likewise.
22841 * gencodes.c (main): Likewise.
22842 * genconditions.c (main): Likewise.
22843 * genconfig.c (main): Likewise.
22844 * genconstants.c (main): Likewise.
22845 * genemit.c (main): Likewise.
22846 * genenums.c (main): Likewise.
22847 * genextract.c (main): Likewise.
22848 * genflags.c (main): Likewise.
22849 * genmddeps.c (main): Likewise.
22850 * genopinit.c (main): Likewise.
22851 * genoutput.c (main): Likewise.
22852 * genpeep.c (main): Likewise.
22853 * genpreds.c (main): Likewise.
22854 * genrecog.c (main): Likewise.
22855 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22856 (init_rtx_reader_args): Likewise.
22857 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22858 (init_rtx_reader_args): Likewise.
22859 * gentarget-def.c (main): Likewise.
22860 * read-md.c (read_md_files): Likewise.
22861 * read-md.h (read_md_files): Likewise.
22863 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22865 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22866 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22867 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22868 Remove unused predicate.
22869 (register_and_not_fp_reg_operand): Ditto.
22871 2016-05-06 Martin Liska <mliska@suse.cz>
22873 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22874 instead of vec as the vector is local to the function.
22876 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22878 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22879 avx512bw alternative.
22881 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22882 before the ashr<mode>3 pattern.
22884 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22885 v instead of x in vex or maybe_vex alternatives, use
22886 maybe_evex instead of vex in prefix.
22888 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22889 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22890 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22891 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22894 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22895 v instead of x in vex or maybe_vex alternatives, use
22896 maybe_evex instead of vex in prefix.
22898 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22899 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22900 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22901 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22902 alternatives, use maybe_evex instead of vex in prefix.
22904 * config/i386/sse.md (vec_interleave_lowv4sf,
22905 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22906 v instead of x in vex or maybe_vex alternatives, use
22907 maybe_evex instead of vex in prefix.
22909 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22910 v instead of x in vex or maybe_vex alternatives, use
22911 maybe_evex instead of vex in prefix.
22913 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22914 v constraint instead of x.
22916 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22918 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22919 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22922 2016-05-06 Richard Biener <rguenther@suse.de>
22924 PR tree-optimization/70948
22925 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22926 Properly clobber all fields of va_list for __builtin_va_start.
22928 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22931 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22932 loop latch destination.
22934 2016-05-06 Martin Liska <mliska@suse.cz>
22936 * tree-ssa-uninit.c: Apply manual changes
22937 to the GNU coding style.
22938 (prune_uninit_phi_opnds): Rename from
22939 prune_uninit_phi_opnds_in_unrealizable_paths.
22941 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22943 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22944 mspace): Remove deprecated options.
22945 * doc/invoke.texi (SH options): Remove -mspace.
22947 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22949 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22951 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22953 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22954 corresponding combine split pattern.
22956 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22959 * config/sh/predicates.md (long_displacement_mem_operand): New.
22960 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22961 Add movi20, movi20s alternatives. Adjust length attribute for
22963 (movsi_ie): Allow for any FPU. Adjust length attribute for
22965 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22966 attribute for alternatives.
22967 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22968 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22969 length attribute for alternatives.
22971 2016-05-06 Richard Biener <rguenther@suse.de>
22973 PR tree-optimization/70960
22974 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22976 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22979 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22980 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22982 2016-05-06 Marek Polacek <polacek@redhat.com>
22985 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22987 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22990 * config/sh/sh.md (*rotcr): Add another variant.
22992 2016-05-06 Richard Biener <rguenther@suse.de>
22994 PR middle-end/70931
22995 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22997 2016-05-06 Richard Biener <rguenther@suse.de>
22999 PR middle-end/70941
23000 * fold-const.c (split_tree): Always convert to the original type
23003 2016-05-06 Richard Biener <rguenther@suse.de>
23005 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23006 (fwprop_addr): Likewise.
23008 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23011 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23013 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23014 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23015 the splitter condition.
23016 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23017 the splitter condition.
23018 (FP float_extend load splitter): Ditto.
23020 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23022 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23023 to REGNO in all peephole2 patterns.
23024 (post-reload splitters): Change true_regnum to REGNO in
23025 post-reload splitters.
23026 (zero_extend splitters): Use general_reg_operand and
23027 nonimmediate_gr_operand predicates.
23029 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23031 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23032 v constraint instead of x.
23034 2016-05-05 Alan Modra <amodra@gmail.com>
23037 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23038 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23039 TARGET_NO_FP_IN_TOC for -mrelocatable.
23040 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23041 TARGET_RELOCATABLE test.
23042 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23043 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23044 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23045 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23046 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23047 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23048 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23049 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23050 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23051 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23053 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23054 (rs6000_stack_info): Likewise.
23055 (rs6000_elf_asm_out_constructor): Likewise.
23056 (rs6000_elf_asm_out_destructor): Likewise.
23057 (rs6000_elf_declare_function_name): Likewise.
23058 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23059 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23062 2016-05-05 Alan Modra <amodra@gmail.com>
23064 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23066 2016-05-05 Alan Modra <amodra@gmail.com>
23068 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23069 out-of-line gpr restore for one or two regs if that would add
23072 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23075 * config/i386/i386.md
23076 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23077 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23078 as operand 0 predicate.
23079 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23081 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23082 Ditto. Emit the pattern using RTX.
23084 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23085 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23086 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23087 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23089 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23090 sse_reg_operand as operand 0 predicate.
23092 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23093 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23094 instead of gen_rtx_REG.
23095 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23098 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23100 * function.c (emit_use_return_register_into_block): Delete.
23101 (gen_return_pattern): Delete.
23102 (emit_return_into_block): Delete.
23103 (active_insn_between): Delete.
23104 (convert_jumps_to_returns): Delete.
23105 (emit_return_for_exit): Delete.
23106 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23107 simple_return for shrink-wrapped blocks.
23108 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23109 end of blocks that need one.
23110 (get_unconverted_simple_return): Delete.
23111 (convert_to_simple_return): Delete.
23112 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23113 (convert_to_simple_return): Ditto.
23115 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23117 * cfgcleanup.c (bb_is_just_return): New function.
23118 (try_optimize_cfg): Simplify jumps to return, branches to return,
23119 and branches around return.
23121 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23123 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23124 branch to a return.
23126 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23130 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23131 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23132 assert flags & OEP_HASH_CHECK, instead of asserting it
23133 never happens. Handle TARGET_EXPR.
23134 * fold-const.c (operand_equal_p): For hash verification,
23135 or in OEP_HASH_CHECK into flags.
23137 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23139 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23141 (compute_samebase_partition_bases): Fix typo.
23143 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23145 * config/i386/sse.md (vec_interleave_highv8sf,
23146 vec_interleave_lowv8sf, vec_interleave_highv4df,
23147 vec_interleave_lowv4df): Remove constraints from expanders.
23149 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23151 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23153 * tree-inline.c (expand_call_inline): Fix path dealing with
23154 making lhs of call statement undefined.
23156 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23158 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23159 Check availability on NODE, too.
23160 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23161 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23162 (varpool_node::call_for_symbol_and_aliase): Likewise.
23163 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23164 (propagate_pure_const): Propagate across interposable functions, too.
23165 (skip_function_for_local_pure_const): Do not skip interposable bodies
23167 (pass_local_pure_const::execute): Update.
23169 2016-05-04 Marek Polacek <polacek@redhat.com>
23171 * doc/invoke.texi: Document -Wdangling-else.
23173 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23175 * config.gcc: Error out when conflicting multilib is detected. Do not
23176 loop over multilibs since no combination is legal.
23178 2016-05-04 Alan Modra <amodra@gmail.com>
23180 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23181 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23182 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23185 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23187 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23188 Clean up p5600 comments.
23190 2016-05-04 Richard Biener <rguenther@suse.de>
23192 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23193 constructor simplifications.
23194 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23196 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23198 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23199 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23200 result.set_rtx is null instead of aborting.
23201 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23203 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23204 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23205 *mov<mode>_store_postinc): New patterns.
23207 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23209 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23210 as commutative. Check both conversions are NOP.
23211 ((A & B) OP (C & B)): Remove.
23213 2016-05-04 Alan Modra <amodra@gmail.com>
23215 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23217 2016-05-04 Alan Modra <amodra@gmail.com>
23220 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23221 when cr2,3,4 are all fixed regs.
23223 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23225 PR rtl-optimization/57193
23226 * opts.c (default_options_table): Revert OPT_frename_registers change.
23227 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23229 2016-05-03 Martin Sebor <msebor@redhat.com>
23232 * builtins.c (fold_builtin_FILE): New function.
23233 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23234 (fold_builtin_0): Call them.
23235 * gimplify.c (gimplify_call_expr): Remove the handling of
23236 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23239 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23240 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23244 * doc/extend.texi (Function Names as Strings): Update __func__,
23245 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23248 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23249 Richard Biener <rguenther@suse.de>
23251 PR tree-optimization/70916
23252 * tree-if-conv.c: Include cfganal.h.
23253 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23254 and remove_fake_exit_edges around the optimization pass.
23256 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23258 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23259 (cgraph_edge::make_direct): Likewise.
23260 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23261 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23262 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23263 (CIF_THUNK): New code.
23264 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23265 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23266 (compute_inline_parameters): Set inline_failed for thunks.
23267 (inline_analyze_function): Cleanup.
23268 * ipa-inline.c (can_inline_edge_p): Do not deal with
23269 call_stmt_cannot_inline_p.
23270 (can_early_inline_edge_p): Likewise.
23271 (early_inliner): Initialize inline_failed.
23272 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23274 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23276 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23277 from nonimm_ssenomem_operand.
23278 (nonimm_ssenomem_operand): New predicate.
23279 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23280 as operand 0 predicate.
23281 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23282 Disable unsupported alternatives using "enabled" attribute.
23283 Use register_ssemem_operand as operand 0 predicate.
23284 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23286 2016-05-03 Marek Polacek <polacek@redhat.com>
23289 * input.c (expansion_point_location): New function.
23290 * input.h (expansion_point_location): Declare.
23292 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23294 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23295 occurence with frame_offset_ ones.
23297 2016-05-03 Alan Modra <amodra@gmail.com>
23299 PR rtl-optimization/70890
23300 * ira.c (combine_and_move_insns): When moving def_insn, remove
23301 equivs on use_insn.
23303 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23305 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23306 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23307 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23308 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23310 2016-05-03 Alan Modra <amodra@gmail.com>
23312 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23313 for SAVE_MULTIPLE/STORE_MULTIPLE.
23315 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23317 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23318 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23320 2016-05-03 Richard Biener <rguenther@suse.de>
23322 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23324 (gimplify_arg): Likewise.
23325 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23326 re-writing the result to a decl if required.
23327 (internal_get_tmp_var): Add allow_ssa parameter
23328 and override into_ssa with it.
23329 (get_formal_tmp_var): Adjust.
23330 (get_initialized_tmp_var): Add allow_ssa parameter.
23331 (gimplify_arg): Add allow_ssa parameter and avoid generating
23332 SSA names for the result false.
23333 (gimplify_call_expr): If the call may return twice do not
23334 gimplify parameters into SSA.
23335 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23336 (gimplify_modify_expr): Adjust assert. For noreturn calls
23337 with a SSA name LHS adjust its def.
23338 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23339 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23340 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23341 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23342 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23343 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23344 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23345 (optimize_target_teams): Do not allow SSA names for clause operands.
23346 (gimplify_expr): Likewise for where we mark the result addressable.
23347 * passes.def (pass_init_datastructures): Remove.
23348 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23349 (rewrite_stmt): Likewise.
23350 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23351 (replace_locals_op): Replace SSA names.
23352 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23353 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23354 * cgraph.c (release_function_body): Free CFG annotations only
23355 when we have a CFG. Simplify.
23356 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23357 force_gimple_operand instead of get_initialized_tmp_var.
23358 * tree-pass.h (make_pass_init_datastructures): Remove.
23359 * tree-ssa.c (execute_init_datastructures): Remove.
23360 (pass_data_init_datastructures): Likewise.
23361 (class pass_init_datastructures): Likewise.
23362 (make_pass_init_datastructures): Likewise.
23363 * omp-low.c (create_omp_child_function): Init SSA data structures.
23364 (grid_expand_target_grid_body): Likewise.
23365 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23366 name before adding it to names_to_release.
23367 (remove_bb): Always release SSA defs.
23368 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23369 before dereferencing it.
23370 * cgraphunit.c (init_lowered_empty_function): Always
23371 int SSA data structures.
23372 * tree-ssanames.c (release_defs): Remove assert that we are in
23374 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23376 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23377 Uros Bizjak <ubizjak@gmail.com>
23379 PR rtl-optimization/70467
23380 * config/i386/predicates.md (x86_64_hilo_int_operand,
23381 x86_64_hilo_general_operand): New predicates.
23382 * config/i386/constraints.md (Wd): New constraint.
23383 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23384 (general_hilo_operand): New mode attr.
23385 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23386 instead of <general_operand>.
23387 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23388 x86_64_hilo_general_operand instead of <general_operand>.
23390 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23392 PR tree-optimization/70916
23393 * tree-if-conv.c (constant_or_ssa_name): Removed.
23394 (fold_build_cond_expr): Use is_gimple_val instead of
23395 constant_or_ssa_name.
23397 PR tree-optimization/70916
23398 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23399 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23402 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23403 (optimize_atomic_bit_test_and): New function.
23404 (pass_fold_builtins::execute): Use it.
23405 * optabs.def (atomic_bit_test_and_set_optab,
23406 atomic_bit_test_and_complement_optab,
23407 atomic_bit_test_and_reset_optab): New optabs.
23408 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23409 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23410 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23411 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23412 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23413 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23414 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23415 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23416 atomic_bit_test_and_complement@var{mode},
23417 atomic_bit_test_and_reset@var{mode}): Document.
23418 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23419 atomic_bit_test_and_complement<mode>,
23420 atomic_bit_test_and_reset<mode>): New expanders.
23421 (atomic_bit_test_and_set<mode>_1,
23422 atomic_bit_test_and_complement<mode>_1,
23423 atomic_bit_test_and_reset<mode>_1): New insns.
23425 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23427 PR rtl-optimization/70687
23428 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23429 instead of unsigned HOST_WIDE_INT.
23431 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23433 PR rtl-optimization/44281
23434 * hard-reg-set.h (struct target_hard_regs): New field
23435 x_fixed_nonglobal_reg_set.
23436 (fixed_nonglobal_reg_set): New macro.
23437 * reginfo.c (init_reg_sets_1): Initialize it.
23438 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23440 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23442 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23444 PR tree-optimization/56541
23445 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23446 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23447 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23448 (any_complicated_phi): new static variable.
23449 (aggressive_if_conv): delete.
23450 (if_convertible_phi_p): support phis with more than two arguments.
23451 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23452 critical pred edges.
23453 (ifcvt_split_critical_edges): support phis with more than two
23454 arguments by checking new parameter. only split critical edges
23456 (tree_if_conversion): handle simd pragma marked loop using new
23457 local variable aggressive_if_conv. check any_complicated_phi.
23459 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23461 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23464 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23466 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23469 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23471 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23472 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23473 define_insn_and_split.
23474 (mulsi3_i): New define_insn_and_split.
23475 (mulsi3_call): Convert to define_insn.
23476 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23477 Remove constraints.
23479 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23481 * machmode.h (mode_complex): Add support to give the complex mode
23483 (GET_MODE_COMPLEX_MODE): Likewise.
23484 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23485 stored by build_complex_type and gfc_build_complex_type instead of
23486 trying to figure out the appropriate mode based on the size. Raise
23487 an assertion error, if the type was not set.
23488 * genmodes.c (struct mode_data): Add field for the complex type of
23490 (blank_mode): Likewise.
23491 (make_complex_modes): Remember the complex mode created in the
23493 (emit_mode_complex): Write out the mode_complex array to map a
23494 type mode to the complex version.
23495 (emit_insn_modes_c): Likewise.
23496 * tree.c (build_complex_type): Set the complex type to use before
23497 calling layout_type.
23498 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23499 support for __float128 complex datatypes.
23500 (rs6000_hard_regno_mode_ok): Likewise.
23501 (rs6000_setup_reg_addr_masks): Likewise.
23502 (rs6000_complex_function_value): Likewise.
23503 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23504 __float128 and __ibm128 complex.
23505 (FLOAT128_IBM_P): Likewise.
23506 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23507 * doc/extend.texi (Additional Floating Types): Document that
23508 -mfloat128 must be used to enable __float128. Document complex
23509 __float128 and __ibm128 support.
23511 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23514 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23515 char/short arguments promoted to int because of promote_prototypes.
23517 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23519 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23520 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23521 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23522 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23523 alternatives using "enabled" attribute. Use register_ssemem_operand
23524 as operand 1 predicate.
23525 (*cmpi<unord>xf_i387): Split XFmode pattern from
23526 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23527 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23528 *absneg<mode>2_i387. Disable unsupported alternatives using
23529 "enabled" attribute.
23530 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23532 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23534 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23536 (oacc_loop_process): Check mask for loop termination.
23538 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23540 * cif-code.def (CIF_THUNK): Add.
23541 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23544 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23546 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23547 (dump_inline_summary): Dump it.
23548 (fp_expression_p): New predicate.
23549 (estimate_function_body_sizes): Use it.
23550 (inline_merge_summary): Merge fp_expressions.
23551 (inline_read_section): Read fp_expressions.
23552 (inline_write_summary): Write fp_expressions.
23553 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23554 codegen boundary if either caller or callee is !fp_expressions.
23555 * ipa-inline.h (inline_summary): Add fp_expressions.
23556 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23557 to fp_expressions be sure the fp generation flags are updated.
23559 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23561 PR rtl-optimization/70467
23562 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23564 PR rtl-optimization/70467
23565 * ipa-pure-const.c (check_call): Handle internal calls even in
23566 ipa mode like in local mode.
23568 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23570 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23572 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23574 * match.pd (X u< X, X u> X): New transformations.
23576 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23578 * flag-types.h (enum warn_strict_overflow_code): Move ...
23579 * coretypes.h: ... here.
23580 * fold-const.h (fold_overflow_warning): Declare.
23581 * fold-const.c (fold_overflow_warning): Make non-static.
23582 (fold_comparison): Move the transformation of X +- C1 CMP C2
23583 into X CMP C2 -+ C1 ...
23584 * match.pd: ... here.
23585 * gimple-fold.c (fold_stmt_1): Protect with
23586 fold_defer_overflow_warnings.
23588 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23590 * omp-low.c (struct oacc_loop): Add 'inner' field.
23591 (new_oacc_loop_raw): Initialize it to zero.
23592 (oacc_loop_fixed_partitions): Initialize it.
23593 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23594 available partitioning.
23596 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23598 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23600 (umulsidi3): Likewise.
23601 (indirect_jump): Fix jump instruction assembly patterns.
23603 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23606 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23607 (nvptx_function_value): Assert non-NULL cfun.
23609 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23611 PR rtl-optimization/70886
23612 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23614 * cselib.h (rtx_equal_for_cselib_1): Declare.
23615 (rtx_equal_for_cselib_p: New inline function.
23616 * cselib.c (rtx_equal_for_cselib_p): Delete.
23617 (rtx_equal_for_cselib_1): Make public.
23619 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23621 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23622 (register_mixssei387nonimm_operand): Remove predicate.
23623 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23624 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23625 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23626 for TARGET_MIX_SSE_I387 alternatives.
23627 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23628 Disable unsupported alternatives using "enabled" attribute. Use
23629 nonimm_ssenomem_operand as operand 1 predicate. Also check
23630 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23632 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23634 * tree.c (cst_and_fits_in_hwi): Simplify.
23636 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23638 * tree.h (wi::to_wide): New function.
23639 * expr.c (expand_expr_real_1): Use wi::to_wide.
23640 * fold-const.c (int_const_binop_1): Likewise.
23641 (extract_muldiv_1): Likewise.
23643 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23645 * wide-int.h: Update offset_int and widest_int documentation.
23646 (WI_SIGNED_SHIFT_RESULT): New macro.
23647 (wi::binary_shift): Define signed_shift_result_type for
23648 shifts on offset_int- and widest_int-like types.
23649 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23650 * tree.h (int_bit_position): Use shift operators instead of wi::
23652 * alias.c (adjust_offset_for_component_ref): Likewise.
23653 * expr.c (get_inner_reference): Likewise.
23654 * fold-const.c (fold_comparison): Likewise.
23655 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23656 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23657 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23658 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23659 (stmt_kills_ref_p): Likewise.
23660 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23661 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23663 (ao_ref_init_from_vn_reference): Likewise.
23665 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23667 * wide-int.h: Update offset_int and widest_int documentation.
23668 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23669 (wi::binary_traits): Allow ordered comparisons between offset_int and
23670 offset_int, between widest_int and widest_int, and between either
23671 of these types and basic C types.
23672 (operator <, <=, >, >=): Define for the same combinations.
23673 * tree.h (tree_int_cst_lt): Use comparison operators instead
23674 of wi:: comparisons.
23675 (tree_int_cst_le): Likewise.
23676 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23677 (fold_nonarray_ctor_reference): Likewise.
23678 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23679 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23680 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23681 * tree-sra.c (completely_scalarize): Likewise.
23682 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23683 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23684 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23685 (check_for_binary_op_overflow): Likewise.
23686 (search_for_addr_array): Likewise.
23687 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23689 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23691 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23692 (arc_save_restore): Likewise.
23693 (arc_dwarf_register_span): Likewise.
23694 (arc_output_pic_addr_const): Initialize suffix variable.
23696 2016-05-02 Martin Liska <mliska@suse.cz>
23698 * symbol-summary.h (function_summary::function_summary):
23699 Remove checking assert for all cgraph nodes.
23700 (function_summary::get): Check summary_uid.
23701 (symtab_insertion): Check summary_uid.
23703 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23705 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23706 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23707 bmaskn instruction.
23708 (arc_dwarf_register_span): Remove enum keyword.
23709 (compact_memory_operand_p): New function.
23710 * config/arc/arc.h (reg_class): Add code density register classes.
23711 (REG_CLASS_NAMES): Likewise.
23712 (REG_CLASS_CONTENTS): Likewise.
23713 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23714 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23715 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23716 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23717 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23719 (h, Rcd, Rsd, Rzd): New register constraints.
23720 (T): Use compact_memory_operand_p function.
23721 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23723 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23725 * config/sh/sh.md (*negnegt, *movtt): Remove.
23727 2016-05-02 Marek Polacek <polacek@redhat.com>
23728 Tom de Vries <tom@codesourcery.com>
23730 PR tree-optimization/70700
23731 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23732 bigger than FIRST_REF_NODE.
23734 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23737 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23739 (prepare_cbranch_operands): Don't use scratch register. Assume that
23740 function is used when pseudos can be created.
23741 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23742 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23743 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23744 define_expand. Allow it only when pseudos can be created.
23745 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23747 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23749 * config/i386/constraints.md (BC): Only allow -1 operands.
23750 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23751 Add "enabled" attribute. Update XI mode attribute calculation.
23752 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23753 (*movoi_internal_avx): Update XI mode attribute calculation.
23754 (*movti_internal): Ditto.
23756 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23758 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23759 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23761 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23763 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23764 statement on instruction code. Remove trailing spaces.
23765 (altivec_expand_stv_builtin): Likewise.
23767 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23769 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23770 (TARGET_FPU_DOUBLE): Simplify.
23771 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23772 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23773 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23774 with 'TARGET_FPU_DOUBLE'.
23775 * config/sh/sh.md: Likewise.
23777 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23779 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23780 SH_DIV_STR_FOR_SIZE): Remove.
23781 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23782 SH_DIV_STR_FOR_SIZE): Remove.
23784 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23786 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23787 logical_reg_operand): Delete.
23788 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23789 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23790 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23791 match_operand and match_test.
23792 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23793 variables on their first use. Return bool values.
23794 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23795 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23796 arith_reg_operand for input operand. Remove empty constraints.
23798 (*xorsi3_compact): Rename to xorsi3.
23799 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23800 (*zero_extend<mode>si2_disp_mem): Update comment.
23803 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23805 * config/sh/t-sh: Remove SH5 support.
23806 * config.gcc: Likewise.
23807 * configure: Likewise.
23809 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23811 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23813 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23815 * config/sh/sh.c (register_sh_passes, sh_option_override,
23816 sh_print_operand, prepare_move_operands,
23817 sh_can_follow_jump): Remove TARGET_SH1 checks.
23818 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23819 PROMOTE_MODE): Likewise.
23820 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23823 2016-04-30 Alan Modra <amodra@gmail.com>
23825 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23826 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23827 Check for user regs later to avoid unnecessary looping over regs.
23828 Merge user reg check with non-saved reg check. Don't force
23829 inline VR restore when static chain used.
23830 (rs6000_frame_related): Omit eh_frame info for user regs when
23832 (fixed_regs_p): Delete.
23834 2016-04-30 Alan Modra <amodra@gmail.com>
23836 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23837 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23840 2016-04-30 Alan Modra <amodra@gmail.com>
23843 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23844 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23847 2016-04-30 Alan Modra <amodra@gmail.com>
23849 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23850 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23851 flag_pic test for Darwin.
23853 2016-04-30 Alan Modra <amodra@gmail.com>
23855 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23856 throw_calls_crossed.
23857 (REG_FREQ_CALLS_CROSSED): Delete.
23858 (REG_N_THROWING_CALLS_CROSSED): Delete.
23859 * regstat.c (regstat_bb_compute_ri): Don't calculate
23860 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23861 (dump_reg_info): Don't print call cross frequency.
23862 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23863 and REG_N_THROWING_CALLS_CROSSED.
23865 2016-04-30 Alan Modra <amodra@gmail.com>
23867 * regs.h (struct reg_info_t): Delete live_length.
23868 (REG_LIVE_LENGTH): Delete macro.
23869 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23870 local_live, local_processed and local_live_last_luid params.
23871 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23873 (regstat_compute_ri): Adjust for above. Don't set
23875 (dump_reg_info): Don't print live length.
23876 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23877 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23878 Localize loop_depth var.
23880 2016-04-30 Alan Modra <amodra@gmail.com>
23882 * ira.c (enum valid_equiv): New.
23883 (validate_equiv_mem): Return enum.
23884 (update_equiv_mem): Create replacement in more cases.
23885 (add_store_equivs): Update validate_equiv_mem call.
23887 2016-04-30 Alan Modra <amodra@gmail.com>
23889 * ira.c (combine_and_move_insns): Rather than scanning insns,
23890 use DF infrastucture to find use and def insns.
23892 2016-04-30 Alan Modra <amodra@gmail.com>
23894 ira.c (combine_and_move_insns): Move invariant conditions..
23895 (ira.c): ..to here. Call combine_and_move_insns before
23896 add_store_equivs. Call grow_reg_equivs later. Allocate
23897 req_equiv later using max_reg_num() rather than global max_regno.
23898 (contains_replace_regs): Delete.
23899 (add_store_equivs): Remove contains_replace_regs test.
23901 2016-04-30 Alan Modra <amodra@gmail.com>
23903 * ira.c (struct equiv_mem_data): New.
23904 (equiv_mem, equiv_mem_modified): Delete static vars.
23905 (validate_equiv_mem_from_store): Use "data" param to communicate..
23906 (validate_equiv_mem): ..from here.
23908 2016-04-30 Alan Modra <amodra@gmail.com>
23910 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23912 (update_reg_equivs): ..here. Move allocation and freeing of
23913 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23914 end_alias_analysis to..
23917 2016-04-30 Alan Modra <amodra@gmail.com>
23919 * ira.c (pdx_subregs): Delete.
23920 (struct equivalence): Add pdx_subregs field.
23921 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23922 pdx_subregs access.
23923 (update_equiv_regs): Don't create or free pdx_subregs. Update
23924 pdx_subregs access.
23926 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23928 * config/rs6000/altivec.h: Change definitions of vec_xl and
23930 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23931 (LD_ELEMREV_V2DI): New.
23932 (LD_ELEMREV_V4SF): New.
23933 (LD_ELEMREV_V4SI): New.
23934 (LD_ELEMREV_V8HI): New.
23935 (LD_ELEMREV_V16QI): New.
23936 (ST_ELEMREV_V2DF): New.
23937 (ST_ELEMREV_V2DI): New.
23938 (ST_ELEMREV_V4SF): New.
23939 (ST_ELEMREV_V4SI): New.
23940 (ST_ELEMREV_V8HI): New.
23941 (ST_ELEMREV_V16QI): New.
23944 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23945 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23946 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23947 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23948 (altivec_expand_builtin): Add handling for
23949 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23950 (rs6000_invalid_builtin): Add error-checking for
23951 RS6000_BTM_P9_VECTOR.
23952 (altivec_init_builtins): Define builtins used to implement vec_xl
23954 (rs6000_builtin_mask_names): Define power9-vector.
23955 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23956 (RS6000_BTM_P9_VECTOR): Define.
23957 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23958 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23959 (vsx_ld_elemrev_v2df): Likewise.
23960 (vsx_ld_elemrev_v4sf): Likewise.
23961 (vsx_ld_elemrev_v4si): Likewise.
23962 (vsx_ld_elemrev_v8hi): Likewise.
23963 (vsx_ld_elemrev_v16qi): Likewise.
23964 (vsx_st_elemrev_v2df): Likewise.
23965 (vsx_st_elemrev_v2di): Likewise.
23966 (vsx_st_elemrev_v4sf): Likewise.
23967 (vsx_st_elemrev_v4si): Likewise.
23968 (vsx_st_elemrev_v8hi): Likewise.
23969 (vsx_st_elemrev_v16qi): Likewise.
23970 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23973 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23975 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23977 (simplify_control_stmt_condition_1): ... here. Recurse into
23978 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23980 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23983 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23984 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23985 define_insn_and_split to define_insn.
23986 (zero_extendqi<mode>2_dot2): Same.
23987 (extendqi<mode>2_dot): Same.
23988 (extendqi<mode>2_dot2): Same.
23990 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23992 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23993 (probe_stack): New expander.
23994 (probe_stack_<mode>): New insn pattern.
23996 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23998 * config/i386/i386.md
23999 (operations with memory inputs setting flags peephole2):
24000 Remove uneeded REG_P checks. Cleanup pattern generation.
24002 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24004 * tree-vect-loop.c (vect_transform_loop): Fix
24005 nb_iterations_upper_bound computation for vectorized loop.
24007 2016-04-29 Marek Polacek <polacek@redhat.com>
24008 Jakub Jelinek <jakub@redhat.com>
24011 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24012 TARGET_EXPR_SLOT as a base.
24014 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24016 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24017 with 'rCm2' constraints to limit possible immediate size.
24018 (*load_zeroextendqisi_update): Likewise.
24019 (*load_signextendqisi_update): Likewise.
24020 (*loadhi_update): Likewise.
24021 (*load_zeroextendhisi_update): Likewise.
24022 (*load_signextendhisi_update): Likewise.
24023 (*loadsi_update): Likewise.
24024 (*loadsf_update): Likewise.
24026 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24028 * config/i386/predicates.md (constm1_operand): Fix comparison.
24030 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24032 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24034 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24036 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24037 remaining SH5 related settings.
24038 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24039 shmedia_prepare_call_address): Delete.
24040 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24041 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24042 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24043 UNSUPPORTED_SH2A): Remove m5 checks.
24044 (sh_divide_strategy_e): Remove SH5 division strategies.
24045 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24046 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24048 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24050 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24052 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24054 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24055 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24056 Change lder to ldr.
24057 * config/s390/vector.md ("mov<mode>"): Likewise.
24059 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24061 * config/s390/constraints.md ("U", "W"): Invoke
24062 s390_mem_constraint with "ZR" and "ZT".
24063 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24064 addresses when using LRA. Accept also short displacements for S
24065 and T constraints. Do not check for long displacement target for
24066 S and T constraints.
24067 (s390_mem_constraint): Remove handling of U and W constraints.
24068 * config/s390/s390.md (various patterns): Remove the short
24069 displacement constraints (Q and R) if a long displacement
24070 constraint is present. Add longdisp as required CPU capability.
24071 * config/s390/vector.md: Likewise.
24072 * config/s390/vx-builtins.md: Likewise.
24074 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24077 * reload1.c (reload): Call finish_spills before
24078 restarting reload loop. Skip select_reload_regs
24079 if update_eliminables_and_spill returns true.
24081 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24083 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24084 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24085 (umulhisi3_imm): Update predicates and constraint letters.
24086 (umulhisi3_reg): Declare instruction as commutative.
24087 * config/arc/constraints.md (J12, J16): New constraints.
24088 * config/arc/predicates.md (short_unsigned_const_operand): New
24090 (arc_short_operand): Likewise.
24091 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24093 2016-04-29 Richard Biener <rguenther@suse.de>
24095 PR tree-optimization/13962
24096 PR tree-optimization/65686
24097 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24098 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24099 using PTA to compare pointers.
24100 * match.pd: Add pattern for pointer equality compare simplification
24101 using ptrs_compare_unequal.
24103 2016-04-29 Richard Biener <rguenther@suse.de>
24105 * stor-layout.c (layout_type): Do not build a pointer-to-element
24108 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24110 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24111 Use SWI mode iterator. Use general_reg_operand predicate.
24112 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24113 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24116 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24118 PR middle-end/70843
24119 * fold-const.c (operand_equal_p): Don't verify hash value equality
24121 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24124 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24127 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24128 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24129 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24130 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24131 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24133 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24135 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24136 to info. Don't initialize separate fields to 0. Clean up
24139 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24141 * config/i386/i386.md (peephole2s for operations with memory inputs):
24142 Use SWI mode iterator.
24143 (peephole2s for operations with memory outputs): Ditto.
24144 Do not check for stack checking probe.
24146 (probe_stack): Remove expander.
24148 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24149 Andrew Burgess <andrew.burgess@embecosm.com>
24151 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24152 operands as 32-bits.
24154 2016-04-28 Jason Merrill <jason@redhat.com>
24156 * gdbinit.in: Skip line-map.h.
24158 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24159 Andrew Burgess <andrew.burgess@embecosm.com>
24161 * config/arc/arc.c (arc_conditional_register_usage): Take
24162 TARGET_RRQ_CLASS into account.
24163 (arc_print_operand): Support printing 'p' and 's' operands.
24164 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24166 (TARGET_RRQ_CLASS): Define.
24167 (IS_POWEROF2_OR_0_P): Define.
24168 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24170 (*tst_movb): New define_insn.
24171 (*tst): Avoid recognition if it could prevent '*tst_movb'
24172 combination; replace c/CnL with c/Chs alternative.
24173 (*tst_bitfield_tst): New define_insn.
24174 (*tst_bitfield_asr): New define_insn.
24175 (*tst_bitfield): New define_insn.
24176 (andsi3_i): Add Rrq variant.
24177 (extzv): New define_expand.
24178 (insv): New define_expand.
24179 (*insv_i): New define_insn.
24180 (*movb): New define_insn.
24181 (*movb_signed): New define_insn.
24182 (*movb_high): New define_insn.
24183 (*movb_high_signed): New define_insn.
24184 (*movb_high_signed + 1): New define_split pattern.
24185 (*mrgb): New define_insn.
24186 (*mrgb + 1): New define_peephole2 pattern.
24187 (*mrgb + 2): New define_peephole2 pattern.
24188 * config/arc/arc.opt (mbitops): New option for nps400, uses
24189 TARGET_NPS_BITOPS_DEFAULT.
24190 * config/arc/constraints.md (q): Make register class conditional.
24191 (Rrq): New register constraint.
24192 (Chs): New constraint.
24193 (Clo): New constraint.
24194 (Chi): New constraint.
24195 (Cbf): New constraint.
24196 (Cbn): New constraint.
24197 (C18): New constraint.
24198 (Cbi): New constraint.
24200 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24202 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24204 (bitmap_intersection_of_preds): Ditto.
24205 (bitmap_union_of_succs): Ditto.
24206 (bitmap_union_of_preds): Ditto.
24207 * sbitmap.c (do_popcount): Delete.
24208 (BITMAP_DEBUGGING): Delete.
24209 (sbitmap_verify_popcount): Delete.
24210 (sbitmap_alloc): Don't initialize the popcount field.
24211 (sbitmap_alloc_with_popcount): Delete.
24212 (sbitmap_resize): Don't resize the popcount array.
24213 (sbitmap_vector_alloc): Don't initialize the popcount field.
24214 (bitmap_copy): Don't copy the popcount array.
24215 (bitmap_clear): Don't clear the popcount array.
24216 (bitmap_clear): Delete the popcount array handling.
24217 (bitmap_ior_and_compl): Delete the popcount assert.
24218 (bitmap_not): Ditto.
24219 (bitmap_and_compl): Ditto.
24220 (bitmap_and): Delete the popcount array handling.
24221 (bitmap_xor): Ditto.
24222 (bitmap_ior): Ditto.
24223 (bitmap_or_and): Delete the popcount assert.
24224 (bitmap_and_or): Ditto.
24225 (popcount_table): Delete.
24226 (sbitmap_elt_popcount): Delete.
24227 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24228 (bitmap_set_bit): Delete the popcount assert.
24229 (bitmap_clear_bit): Ditto.
24230 (sbitmap_free): Don't free the popcount array.
24231 (sbitmap_alloc_with_popcount): Delete declaration.
24232 (sbitmap_popcount): Ditto.
24234 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24235 Andrew Burgess <andrew.burgess@embecosm.com>
24237 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24238 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24239 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24240 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24241 * config/arc/arc.opt (mcmem): New option.
24242 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24243 supply length for r/m alternative.
24244 (*extendqisi2_ac): Likewise.
24245 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24247 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24248 (movhi_insn): Likewise.
24249 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24250 (*zero_extendqihi2_i): Add r/Ucm alternative.
24251 (*zero_extendqisi2_ac): Likewise.
24252 (*zero_extendhisi2_i): Likewise.
24253 * config/arc/constraints.md (Uex): New memory constraint.
24254 (Ucm): New define_constraint.
24255 * config/arc/predicates.md (long_immediate_loadstore_operand):
24256 Return 0 for MEM with cmem_address address.
24257 (cmem_address_0): New predicates.
24258 (cmem_address_1): Likewise.
24259 (cmem_address_2): Likewise.
24260 (cmem_address): Likewise.
24262 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24264 * config/rs6000/rs6000.c (machine_function): Rename
24265 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24266 (rs6000_stack_info): Adjust.
24268 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24269 Andrew Burgess <andrew.burgess@embecosm.com>
24271 * config/arc/constraints.md (Usd): Convert to define_constraint.
24275 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24278 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24279 Add new peephole2 where the first insn is *mov<mode>_or instead of
24280 *mov<mode>_internal.
24282 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24284 * tracer.c (bb_seen): Make static.
24286 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24288 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24289 support, setup defaults.
24290 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24291 * config/arc/arc.c (arc_init): Add NPS400 support.
24292 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24293 (TARGET_ARC700): NPS400 is also an ARC700.
24294 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24296 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24299 * config/nds32/nds32.md (casesi): Don't access the operands array
24302 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24305 (or $-1,reg peephole2): Ditto.
24306 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24308 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24310 * doc/extend.texi (Common Function Attributes) [optimize]:
24311 Discourage use of the optimize attribute.
24313 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24315 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24316 special case builtin.
24317 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24318 ALTIVEC_BUILTIN_VEC_ADDE.
24319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24320 support for ALTIVEC_BUILTIN_VEC_ADDE.
24321 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24322 for __builtin_vec_adde.
24324 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24326 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24327 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24329 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24332 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24333 attributes): Document cilkplus_runtime.
24335 2016-04-28 Martin Jambor <mjambor@suse.cz>
24337 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24338 this function. Call verify_expr on MEM_REFs and bases of other
24339 handled_components.
24341 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24343 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24344 for WORD_REGISTER_OPERATIONS to runtime check.
24346 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24348 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24350 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24352 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24353 big-endian compilation.
24354 * config/arc/arc.md (addf3): Likewise.
24355 (subdf3): Likewise.
24356 (muldf3): Likewise.
24358 2016-04-28 Richard Biener <rguenther@suse.de>
24360 PR tree-optimization/70840
24361 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24362 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24363 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24364 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24366 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24368 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24369 and explain why in a comment.
24371 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24373 * config/arc/arc.md (cpu_facility): Add fpx variant.
24374 (subdf3): Prohibit use reverse sub when assist operations option
24376 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24377 instructions only when FPX is enabled.
24378 * testsuite/gcc.target/arc/trsub.c: New test.
24380 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24382 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24383 mult_operator when calculating "type" attribute.
24384 (*fop_<mode>_1_i387): Ditto.
24385 (*fop_xf_1_i387): Ditto.
24386 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24387 Use std::swap to swap operands. Use RTL expressions to generate
24390 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24391 Joern Rennecke <joern.rennecke@embecosm.com>
24393 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24395 (emit_pic_move): Remove.
24396 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24397 * config/arc/arc.c (emit_pic_move): Removed.
24398 (TARGET_HAVE_TLS): Define.
24399 (arc_conditional_register_usage): Test for arc_tp_regno.
24400 (arc_print_operand, arc_print_operand_address): Handle TLS
24402 (arc_needs_pcl_p): New function.
24403 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24404 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24405 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24406 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24407 (arc_legitimize_tls_address): Likewise.
24408 (DTPOFF_ZERO_SYM): Define.
24409 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24410 (arc_output_pic_addr_const): Print TLS unspecs.
24411 (prepare_pic_move): New function, replaces emit_pic_move.
24412 (arc_legitimate_constant_p): Handle TLS unspecs.
24413 (arc_legitimate_address_p): Likewise.
24414 (arc_rewrite_small_data_p): Use assert for TLS constants.
24415 (prepare_move_operands): Use prepare_pic_move.
24416 (arc_legitimize_address): Legitimize tls addresses.
24417 (arc_epilogue_uses): Check for arc_tp_regno.
24418 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24419 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24421 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24423 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24424 %(arc_tls_extra_start_spec).
24425 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24426 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24428 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24429 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24430 (UNSPEC_TLS_OFF): Add.
24432 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24433 (get_thread_pointersi): New patterns.
24434 * config/arc/arc.opt (mtp-regno): New option.
24435 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24436 (move_dest_operand): Likewise.
24437 * configure: Regenerate.
24438 * configure.ac: Add arc*-*-* case to test for tls.
24439 * doc/invoke.texi (ARC options): Document mtp-regno.
24441 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24443 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24444 the new ARC HS SIMD instructions.
24445 (arc_preferred_simd_mode): New function.
24446 (arc_autovectorize_vector_sizes): Likewise.
24447 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24448 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24449 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24450 (arc_init_builtins): Add new SIMD builtin types.
24451 (arc_split_move): Handle 64 bit vector moves.
24452 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24453 (TARGET_PLUS_QMACW): Define.
24454 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24455 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24456 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24457 (VSUBADD4H): New builtins.
24458 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24459 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24461 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24462 Matthias Klose <doko@debian.org>
24464 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24466 2016-04-28 Richard Biener <rguenther@suse.de>
24468 PR middle-end/70777
24469 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24472 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24474 * common/config/sh/sh-common.c: Remove SH5 support.
24475 * config/sh/constraints.md: Likewise.
24476 * config/sh/config/sh/elf.h: Likewise.
24477 * config/sh/linux.h: Likewise.
24478 * config/sh/netbsd-elf.h: Likewise.
24479 * config/sh/predicates.md: Likewise.
24480 * config/sh/sh-c.c: Likewise.
24481 * config/sh/sh-protos.h: Likewise.
24482 * config/sh/sh.c: Likewise.
24483 * config/sh/sh.h: Likewise.
24484 * config/sh/sh.md: Likewise.
24485 * config/sh/sh.opt: Likewise.
24486 * config/sh/sync.md: Likewise.
24487 * config/sh/sh64.h: Delete.
24488 * config/sh/shmedia.h: Likewise.
24489 * config/sh/shmedia.md: Likewise.
24490 * config/sh/sshmedia.h: Likewise.
24491 * config/sh/t-netbsd-sh5-64: Likewise.
24492 * config/sh/t-sh64: Likewise.
24493 * config/sh/ushmedia.h: Likewise.
24495 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24497 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24498 general_reg_operand instead of register_operand predicate.
24500 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24502 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24504 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24506 * match.pd (A - B > A, A + B < A): New transformations.
24508 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24510 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24511 which defaults to true. Emit an outer pair of parentheses only if
24512 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24513 don't emit parentheses for the right-hand operand.
24515 2016-04-27 Jeff Law <law@redhat.com>
24517 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24519 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24521 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24522 (altivec_lvx_<mode>_internal): Document.
24523 (altivec_lvx_<mode>_2op): New define_insn.
24524 (altivec_lvx_<mode>_1op): Likewise.
24525 (altivec_lvx_<mode>_2op_si): Likewise.
24526 (altivec_lvx_<mode>_1op_si): Likewise.
24527 (altivec_stvx_<mode>): Remove.
24528 (altivec_stvx_<mode>_internal): Document.
24529 (altivec_stvx_<mode>_2op): New define_insn.
24530 (altivec_stvx_<mode>_1op): Likewise.
24531 (altivec_stvx_<mode>_2op_si): Likewise.
24532 (altivec_stvx_<mode>_1op_si): Likewise.
24533 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24534 Expand vec_ld and vec_st during parsing.
24535 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24537 (altivec_expand_stvx_be): Likewise.
24538 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24539 address-masking behavior in RTL.
24540 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24541 address-masking behavior in RTL.
24542 (altivec_expand_builtin): Change builtin code arguments for calls
24543 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24544 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24545 presence of lvx/stvx patterns.
24546 (alignment_with_canonical_addr): New function.
24547 (alignment_mask): Likewise.
24548 (find_alignment_op): Likewise.
24549 (recombine_lvx_pattern): Likewise.
24550 (recombine_stvx_pattern): Likewise.
24551 (recombine_lvx_stvx_patterns): Likewise.
24552 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24553 stvx patterns from expand.
24554 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24556 (vector_altivec_store_<mode>): Likewise.
24558 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24560 * config/aarch64/aarch64.md
24561 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24562 remove the "fp" attributes.
24563 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24564 add the "simd" attributes.
24565 (*movdf_aarch64): Likewise.
24566 (*movtf_aarch64): Remove the "fp" attributes.
24567 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24568 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24570 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24572 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24573 rtx to rtx_code_label *.
24574 * rtl.h (maybe_set_first_label_num): Likewise.
24576 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24578 * df-core.c (df_add_problem): Make the problem param be const.
24579 (df_remove_problem): Make local "problem" be const.
24580 * df-problems.c (problem_RD): Make const.
24581 (problem_LR): Likewise.
24582 (problem_LIVE): Likewise.
24583 (problem_MIR): Likewise.
24584 (problem_CHAIN): Likewise.
24585 (problem_WORD_LR): Likewise.
24586 (problem_NOTE): Likewise.
24587 (problem_MD): Likewise.
24588 * df-scan.c (problem_SCAN): Likewise.
24589 * df.h (struct df_problem): Make field "dependent_problem" be
24591 (struct dataflow): Likewise for field "problem".
24592 (df_add_problem): Make param const.
24594 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24596 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24597 inter-unit moves to/from vector registers are enabled. Do not disable
24600 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24602 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24603 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24605 (enum df_problem_id): ...this new enum.
24606 (struct df_problem): Convert field "id" from "int" to
24607 enum df_problem_id.
24609 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24611 * rtl.def: Update comment for "things in the instruction chain" to
24612 reflect the removal of the leading "i" field for INSN_UID in
24613 r210360. Fix bogus apostrophe.
24615 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/i386.md
24618 (lea arith with mem operand + setcc peephole2): Set operator mode.
24620 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24623 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24624 (dimode_scalar_to_vector_candidate_p): This.
24625 (timode_scalar_to_vector_candidate_p): New function.
24626 (scalar_to_vector_candidate_p): Likewise.
24627 (timode_check_non_convertible_regs): Likewise.
24628 (timode_remove_non_convertible_regs): Likewise.
24629 (remove_non_convertible_regs): Likewise.
24630 (remove_non_convertible_regs): Renamed to ...
24631 (dimode_remove_non_convertible_regs): This.
24632 (scalar_chain::~scalar_chain): Make it virtual.
24633 (scalar_chain::compute_convert_gain): Make it pure virtual.
24634 (scalar_chain::mark_dual_mode_def): Likewise.
24635 (scalar_chain::convert_insn): Likewise.
24636 (scalar_chain::convert_registers): Likewise.
24637 (scalar_chain::add_to_queue): Make it protected.
24638 (scalar_chain::emit_conversion_insns): Likewise.
24639 (scalar_chain::replace_with_subreg): Likewise.
24640 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24641 (scalar_chain::convert_op): Likewise.
24642 (scalar_chain::convert_reg): Likewise.
24643 (scalar_chain::make_vector_copies): Likewise.
24644 (scalar_chain::convert_registers): New pure virtual function.
24645 (class dimode_scalar_chain): New class.
24646 (class timode_scalar_chain): Likewise.
24647 (scalar_chain::mark_dual_mode_def): Renamed to ...
24648 (dimode_scalar_chain::mark_dual_mode_def): This.
24649 (timode_scalar_chain::mark_dual_mode_def): New function.
24650 (timode_scalar_chain::convert_insn): Likewise.
24651 (dimode_scalar_chain::convert_registers): Likewise.
24652 (scalar_chain::compute_convert_gain): Renamed to ...
24653 (dimode_scalar_chain::compute_convert_gain): This.
24654 (scalar_chain::replace_with_subreg): Renamed to ...
24655 (dimode_scalar_chain::replace_with_subreg): This.
24656 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24657 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24658 (scalar_chain::make_vector_copies): Renamed to ...
24659 (dimode_scalar_chain::make_vector_copies): This.
24660 (scalar_chain::convert_reg): Renamed to ...
24661 (dimode_scalar_chain::convert_reg ): This.
24662 (scalar_chain::convert_op): Renamed to ...
24663 (dimode_scalar_chain::convert_op): This.
24664 (scalar_chain::convert_insn): Renamed to ...
24665 (dimode_scalar_chain::convert_insn): This.
24666 (scalar_chain::convert): Call convert_registers.
24667 (convert_scalars_to_vector): Change to scalar_chain pointer to
24668 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24669 in 32-bit mode. Delete scalar_chain pointer. Call
24670 free_dominance_info in 64-bit mode.
24671 (pass_stv::gate): Remove TARGET_64BIT check.
24672 (ix86_option_override): Put the 64-bit STV pass before the CSE
24675 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24677 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24678 dw_loc_frame_offset field.
24679 * dwarf2out.c (new_loc_descr): Likewise.
24680 (resolve_args_picking_1): Turn the VISITED hash set into a
24681 FRAME_OFFSET hash map. Use it to associate a frame offset to
24682 visited nodes. Remove uses of the CHECKING_P macro.
24683 (resolve_args_picking): Update call to resolve_args_picking_1.
24685 2016-04-27 Martin Liska <mliska@suse.cz>
24687 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24688 (free_loop_data): Release vuses of groups.
24690 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24692 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24693 instead of redundant use_id and boolean have_use_for.
24694 (struct iv_use): Change sub_id into group_id. Remove field next.
24695 Move fields: related_cands, n_map_members, cost_map and selected
24697 (struct iv_group): ... here. New structure.
24698 (struct iv_common_cand): Use structure declaration directly.
24699 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24700 (MAX_CONSIDERED_USES): Rename macro to ...
24701 (MAX_CONSIDERED_GROUPS): ... here.
24702 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24703 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24704 (dump_uses): Rename to ...
24705 (dump_groups): ... here. Update all uses.
24706 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24707 (find_induction_variables): Refactor format of dump information.
24708 (record_sub_use): Delete.
24709 (record_use): Update all uses.
24710 (record_group): New function.
24711 (record_group_use, find_interesting_uses_op): Call above functions.
24713 (find_interesting_uses_cond): Ditto.
24714 (group_compare_offset): New function.
24715 (split_all_small_groups): Rename to ...
24716 (split_small_address_groups_p): ... here. Update all uses.
24717 (split_address_groups): Update all uses.
24718 (find_interesting_uses): Refactor format of dump information.
24719 (add_candidate_1): Update all uses. Remove redundant check on iv,
24721 (add_candidate, record_common_cand): Remove redundant assert.
24722 (add_iv_candidate_for_biv): Update use.
24723 (add_iv_candidate_derived_from_uses): Update all uses.
24724 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24725 (alloc_use_cost_map): Ditto.
24726 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24727 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24728 (determine_use_iv_cost_generic): Ditto.
24729 (determine_group_iv_cost_generic): Ditto.
24730 (determine_use_iv_cost_address): Ditto.
24731 (determine_group_iv_cost_address): Ditto.
24732 (determine_use_iv_cost_condition): Ditto.
24733 (determine_group_iv_cost_cond): Ditto.
24734 (determine_use_iv_cost): Ditto.
24735 (determine_group_iv_cost): Ditto.
24736 (set_autoinc_for_original_candidates): Update all uses.
24737 (find_iv_candidates): Update all uses. Refactor dump information.
24738 (determine_use_iv_costs): Ditto.
24739 (determine_iv_costs): Ditto.
24740 (iv_ca_cand_for_use): Rename to ...
24741 (iv_ca_cand_for_group): ... here. Update all uses.
24742 (iv_ca_add_use, iv_ca_add_group): Ditto.
24743 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24744 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24745 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24746 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24747 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24748 (create_new_iv, adjust_iv_update_pos): Ditto.
24749 (rewrite_use_address): Delete.
24750 (rewrite_use_address_1): Rename to ...
24751 (rewrite_use_address): ... here.
24752 (rewrite_use_compare): Update all uses.
24753 (rewrite_use): Delete.
24754 (rewrite_uses): Rename to ...
24755 (rewrite_groups): ... here. Update all uses.
24756 (remove_unused_ivs, free_loop_data): Update all uses.
24757 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24759 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24761 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24762 for WORD_REGISTER_OPERATIONS to runtime check.
24764 2016-04-27 Richard Biener <rguenther@suse.de>
24767 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24768 aggregate_value_p to determine if a function result is
24769 returned by reference.
24770 (ipa_pta_execute): Functions having their address taken are
24771 not automatically nonlocal.
24773 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24776 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24777 * fold-const.c (operand_equal_p): If flag_checking and
24778 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24779 and if it returns non-zero, assert iterative_hash_expr on both
24782 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24784 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24786 2016-04-27 Nick Clifton <nickc@redhat.com>
24788 PR middle-end/49889
24789 * varasm.c (merge_weak): Generate an error if an attempt is made
24790 to convert a non-weak static function into a weak, public function.
24792 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24794 * params.def (MAX_PARTITION_SIZE): New param.
24795 * doc/invoke.texi: Document lto-max-partition.
24797 2016-04-27 Richard Biener <rguenther@suse.de>
24800 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24801 function cummulating used_from_other_partition, externally_visible
24802 and force_output from aliases.
24803 (refered_from_nonlocal_var): Likewise.
24804 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24805 node flags properly.
24807 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24809 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24810 (-Wmemset-elt-size): New item.
24812 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24815 * stor-layout.h (internal_reference_types): Delete.
24816 * stor-layout.c (reference_types_internal): Likewise.
24817 (internal_reference_types): Likewise.
24818 (layout_type) <REFERENCE_TYPE>: Adjust.
24820 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24823 * tree.h (inchash::add_expr): Add FLAGS argument.
24824 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24825 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24826 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24827 Formatting fix. Adjust recursive calls. For tcc_comparison,
24828 if swap_tree_comparison (code) is smaller than code, hash that
24829 and arguments in the other order. Hash CONVERT_EXPR the same
24830 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24831 of ADDR_EXPR of decl as the decl itself. Add or remove
24832 OEP_ADDRESS_OF from recursive flags as needed. For
24833 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24834 operands commutatively and only the third one normally.
24835 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24837 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24839 * config/rtems.h (LIB_SPEC): Add -latomic.
24841 2016-04-27 Joel Sherrill <joel@rtems.org>
24843 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24844 xilink.ld and flags not relevant to RTEMS.
24846 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24848 * toplev.c (backend_init_target): Avoid calling init_reload when using
24851 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24853 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24854 for loops rather than one for the whole function.
24856 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24858 * match.pd (X + CST CMP X): New transformation.
24860 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24862 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24863 * fold-const.c (fold_binary_loc): Remove 2 transformations
24864 superseded by match.pd.
24865 * match.pd (x+x -> x*2): Generalize to integers.
24867 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24869 * config/i386/i386.md (operation on memory peephole): Duplicate an
24870 existing peephole and adapt it to match lea rather than an operation
24873 PR rtl-optimization/57193
24874 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24876 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24878 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24880 * tree-if-conv.c (any_pred_load_store): New static variable.
24881 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24882 any_pred_load_store instead of and_mask_load_store.
24883 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24884 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24885 (combine_blocks, tree_if_conversion): Ditto.
24887 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24889 PR tree-optimization/70771
24890 PR tree-optimization/70775
24891 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24892 virtual PHI nodes. Delete parameter.
24893 (if_convertible_loop_p_1): Delete argument to above function.
24894 (predicate_all_scalar_phis): Delete code handling single-argument
24896 (tree_if_conversion): Mark and update virtual SSA.
24898 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24901 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24902 (x86_elf_aligned_common): Rename to ...
24903 (x86_elf_aligned_decl_common): ... this.
24904 Add decl arg. Switch to .lbss for largecomm object. Use
24905 LARGECOMM_SECTION_ASM_OP.
24906 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24908 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24909 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24911 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24912 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24914 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24917 * config/i386/i386.c (SECTION_LARGE): Define.
24918 (x86_64_elf_select_section): Set it for large data/bss sections.
24919 Only clear SECTION_WRITE for .lrodata.
24920 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24922 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24923 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24924 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24926 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24927 * doc/tm.texi: Regenerate.
24929 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24932 * configure.ac (--enable-checking): Document extra flag, for
24933 non-release builds default to --enable-checking=yes,extra.
24934 If misc checking and extra checking, define CHECKING_P to 2 instead
24936 * common.opt (fchecking=): Add.
24937 * doc/invoke.texi (-fchecking=): Document.
24938 * doc/install.texi: Document --enable-checking changes.
24939 * configure: Regenerated.
24940 * config.in: Regenerated.
24942 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24944 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24945 attribute instead of which_alternative.
24946 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24947 Use EXT_REX_SSE_REG_P where appropriate.
24949 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24951 * config/i386/predicates.md (const0_operand): Do not match
24952 const_wide_int code.
24953 (const1_operand): Ditto.
24955 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24957 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24958 for SSE constm1 operands and TARGET_AVX512VL.
24959 (*movti_internal): Ditto.
24960 (*mov<mode>_or): Use constm1_operand predicate.
24961 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24962 for SSE vector_all_ones operands and TARGET_AVX512VL.
24963 * config/i386/predicates.md (constm1_operand): New predicate.
24964 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24965 emission of constant -1 load.
24967 2016-04-25 Jason Merrill <jason@redhat.com>
24969 * gdbinit.in: Skip is-a.h.
24971 * attribs.c (register_scoped_attributes): Fix logic.
24972 * attribs.h: Declare register_scoped_attributes.
24974 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24976 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24977 stxvd2x and stxvw4x built-in functions.
24979 2016-04-25 DJ Delorie <dj@redhat.com>
24981 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24982 (ashrhi3): Likewise.
24983 (lshrhi3): Likewise.
24985 2016-04-25 Richard Biener <rguenther@suse.de>
24987 PR tree-optimization/70780
24988 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24989 wasn't visited yet.
24990 (compute_antic): Mark blocks with abnormal preds as visited as
24991 they have a final empty antic-in solution already.
24993 2016-04-25 Michael Collison <michael.collison@linaro.org>
24995 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24997 2016-04-25 Michael Collison <michael.collison@linaro.org>
24999 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25000 mode is VQI to improve mixed mode vectorization.
25001 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25002 define_insn to match low half of signed vaddw.
25003 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25004 define_insn to match high half of signed vaddw.
25005 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25006 define_insn to match low half of unsigned vaddw.
25007 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25008 define_insn to match high half of unsigned vaddw.
25009 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25010 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25011 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25013 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25014 * config/arm/predicates.md (vect_par_constant_high): Support
25015 big endian and simplify by calling
25016 arm_simd_check_vect_par_cnst_half
25017 (vect_par_constant_low): Likewise.
25019 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25021 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25022 predicate for operand 2.
25024 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25025 H.J. Lu <hongjiu.lu@intel.com>
25027 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25028 machine_mode argument.
25029 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25030 constm1_rtx operands. For VOIDmode constants, get mode from
25031 pred_mode. Check mode size if the mode is supported by ABI.
25032 (standard_sse_constant_opcode): Do not use standard_constant_p.
25033 Strictly check ABI support for all-ones operands.
25034 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25035 immediates. Update calls to standard_sse_constant_p.
25036 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25037 (ix86_rtx_costs): Ditto.
25038 * config/i386/i386.md (*movxi_internal_avx512f): Use
25039 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25040 Use (v,BC) alternative instead of (v,C). Use register_operand
25041 checks instead of MEM_P.
25042 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25043 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25044 isa attribute. Use register_operand checks instead of MEM_P.
25045 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25046 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25047 alternative and corresponding sse2 isa attribute.
25048 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25049 to standard_sse_constant_p.
25050 (FP constant splitters): Ditto.
25051 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25053 * config/i386/predicates.md (constm1_operand): Remove.
25054 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25055 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25056 vector_all_ones_operand instead of constm1_operand.
25058 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25060 * print-rtl.c (print_rtx_insn_vec): New function.
25061 * print-rtl.h: New prototype.
25062 * store-motion.c (struct st_expr): Make avail_stores a vector.
25063 (st_expr_entry): Adjust.
25064 (free_st_expr_entry): Likewise.
25065 (print_store_motion_mems): Likewise.
25066 (find_moveable_store): Likewise.
25067 (compute_store_table): Likewise.
25068 (delete_store): Likewise.
25069 (build_store_vectors): Likewise.
25071 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25073 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25075 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25077 * vec.h (vec_safe_contains): New function.
25078 (vec::contains): Likewise.
25079 (vec::begin): Likewise.
25080 (vec::end): Likewise.
25082 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25085 * cfgexpand.c (expand_stack_vars): Fix typo.
25087 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25089 * system.h (list, map, set, vector): Include conditionally.
25090 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25091 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25092 * ipa-icf.c (INCLUDE_LIST): Define.
25093 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25094 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25095 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25096 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25097 * cp/logic.cc (INCLUDE_LIST): Define.
25098 * fortran/trans-common.c (INCLUDE_MAP): Define.
25100 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25102 * auto-profile.c: Remove <string.h> include.
25103 * ipa-icf-gimple.c: Remove <list> include.
25104 * diagnostic.c: Remove <new> include.
25105 * genmatch.c: Likewise.
25106 * pretty-print.c: Likewise.
25107 * toplev.c: Likewise
25108 * c/c-objc-common.c: Likewise.
25109 * cp/error.c: Likewise.
25110 * fortran/error.c: Likewise.
25112 2016-04-22 Richard Biener <rguenther@suse.de>
25114 * lto-streamer-in.c (input_ssa_names): Do not allocate
25115 GIMPLE_NOP for all SSA names.
25116 * lto-streamer-out.c (output_ssa_names): Do not output
25117 SSA names that should have been released.
25119 2016-04-22 Richard Biener <rguenther@suse.de>
25121 PR tree-optimization/70740
25122 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25125 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25128 * config/i386/predicates.md (call_insn_operand): Replace
25129 sibcall_memory_operand with memory_operand.
25131 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25133 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25134 has_single_use() tests.
25135 (register_edge_assert_for_1): Likewise.
25136 (find_assert_locations_1): Check the liveness bitmap instead of
25137 checking has_single_use().
25139 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25142 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25143 Extract AVX-512BW constraint from AVX.
25145 2016-04-21 Richard Biener <rguenther@suse.de>
25147 PR tree-optimization/70725
25148 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25149 for phi_convertible_by_degenerating_args.
25150 (predicate_all_scalar_phis): Handle single-argument PHIs.
25152 2016-04-21 Richard Biener <rguenther@suse.de>
25154 PR middle-end/70747
25155 * fold-const.c (fold_comparison): Return properly typed
25158 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25160 PR tree-optimization/70715
25161 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25162 after expanding BASE using expand_simple_operations.
25164 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25166 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25167 New transformations.
25169 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25171 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25173 2016-04-20 Jan Hubicka <jh@suse.cz>
25175 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25176 ultiimate_alias_target.
25177 (update_callee_keys): Likewise.
25178 (lookup_recursive_calls): Likewise.
25179 (speculation_useful_p): Likewise.
25181 2016-04-20 Jan Hubicka <jh@suse.cz>
25184 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25185 (set_nothrow_flag_1): ... this; handle interposition correctly;
25186 recurse on aliases and thunks.
25187 (cgraph_node::set_nothrow_flag): New.
25188 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25189 functions compiled with non-call exceptions that binds to current
25191 (propagate_nothrow): Be safe WRT interposition.
25192 * cgraph.h (set_nothrow_flag): Update prototype.
25194 2016-04-18 Jan Hubicka <jh@suse.cz>
25196 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25197 max_loop_iterations_int.
25198 (tree_unswitch_outer_loop): Likewise.
25200 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25202 PR tree-optimization/69489
25203 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25204 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25205 Revise dump message.
25206 (if_convertible_bb_p): Remove check on edge count of basic block's
25209 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25211 PR tree-optimization/56625
25212 PR tree-optimization/69489
25213 * tree-data-ref.h (DR_INNERMOST): New macro.
25214 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25215 hashing struct innermost_loop_behavior.
25216 (ref_DR_map): Remove.
25217 (innermost_DR_map): New map.
25218 (baseref_DR_map): Revise comment.
25219 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25220 to innermost_DR_map accroding to its innermost loop behavior.
25221 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25222 to its innermost loop behavior.
25223 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25224 Add initialization for innermost_DR_map. Record memory reference
25225 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25226 have innermost loop behavior.
25227 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25230 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25232 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25233 *lea_general_1. Use explicit SWI12 mode interator.
25234 (*lea<mode>_general_2): Rename from *lea_general_2.
25235 Use explicit SWI12 mode interator.
25236 (*lea<mode>_general_3): Rename from *lea_general_3.
25237 Use explicit SWI12 mode interator.
25238 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25239 Use explicit SWI12 mode interator.
25240 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25241 Use explicit SWI48 mode interator.
25243 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25245 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25246 Short-cut unaligned load and store cases. Handle all integer
25248 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25249 and store cases. Call ix86_avx256_split_vector_move_misalign
25250 directly without checking mode class.
25252 2016-04-20 Andrew Pinski <apinski@cavium.com>
25253 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25256 * config/aarch64/aarch64.md (sibcall): Force call
25257 address to be DImode for ILP32.
25258 (sibcall_value): Likewise.
25260 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25262 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25264 2016-04-20 Richard Biener <rguenther@suse.de>
25266 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25267 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25268 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25269 (maybe_push_res_to_seq): Adjust.
25270 * gimple-fold.c (maybe_build_generic_op): Likewise.
25272 2016-04-20 Marek Polacek <polacek@redhat.com>
25274 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25277 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25279 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25280 use kmovw to support AVX512F target.
25282 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25284 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25286 2016-04-20 Marek Polacek <polacek@redhat.com>
25288 PR tree-optimization/70725
25289 * tree-if-conv.c (is_false_predicate): New function.
25290 (predicate_mem_writes): Use it.
25292 2016-04-20 Richard Biener <rguenther@suse.de>
25294 PR tree-optimization/70726
25295 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25296 shift amounts from a pattern stmt operand.
25298 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25301 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25302 stack_restore_from_fpr pattern when restoring r15.
25303 (s390_optimize_prologue): Strip away the memory barrier in the
25304 parallel when trying to get rid of restore insns.
25305 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25306 definition for loading the stack pointer from an FPR. Compared to
25307 the normal move insn this pattern includes a full memory barrier.
25309 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25311 PR middle-end/70680
25312 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25313 implicitly linear or lastprivate iterator on the outer context.
25315 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25317 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25319 * config/i386/i386.md (ssememalign): Removed.
25320 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25322 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25325 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25326 const short * to __builtin_ia32_loaddquhi512_mask.
25327 (_mm512_maskz_loadu_epi16): Likewise.
25328 (_mm512_mask_storeu_epi16): Pass short * to
25329 __builtin_ia32_storedquhi512_mask.
25330 (_mm512_mask_loadu_epi8): Pass const char * to
25331 __builtin_ia32_loaddquqi512_mask.
25332 (_mm512_maskz_loadu_epi8): Likewise.
25333 (_mm512_mask_storeu_epi8): Pass char * to
25334 __builtin_ia32_storedquqi512_mask.
25335 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25336 const double * to __builtin_ia32_loadupd512_mask.
25337 (_mm512_mask_loadu_pd): Likewise.
25338 (_mm512_maskz_loadu_pd): Likewise.
25339 (_mm512_storeu_pd): Pass double * to
25340 __builtin_ia32_storeupd512_mask.
25341 (_mm512_mask_storeu_pd): Likewise.
25342 (_mm512_loadu_ps): Pass const float * to
25343 __builtin_ia32_loadups512_mask.
25344 (_mm512_mask_loadu_ps): Likewise.
25345 (_mm512_maskz_loadu_ps): Likewise.
25346 (_mm512_storeu_ps): Pass float * to
25347 __builtin_ia32_storeups512_mask.
25348 (_mm512_mask_storeu_ps): Likewise.
25349 (_mm512_mask_loadu_epi64): Pass const long long * to
25350 __builtin_ia32_loaddqudi512_mask.
25351 (_mm512_maskz_loadu_epi64): Likewise.
25352 (_mm512_mask_storeu_epi64): Pass long long *
25353 to __builtin_ia32_storedqudi512_mask.
25354 (_mm512_loadu_si512): Pass const int * to
25355 __builtin_ia32_loaddqusi512_mask.
25356 (_mm512_mask_loadu_epi32): Likewise.
25357 (_mm512_maskz_loadu_epi32): Likewise.
25358 (_mm512_storeu_si512): Pass int * to
25359 __builtin_ia32_storedqusi512_mask.
25360 (_mm512_mask_storeu_epi32): Likewise.
25361 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25362 char * to __builtin_ia32_storedquqi256_mask.
25363 (_mm_mask_storeu_epi8): Likewise.
25364 (_mm256_mask_loadu_epi16): Pass const short * to
25365 __builtin_ia32_loaddquhi256_mask.
25366 (_mm256_maskz_loadu_epi16): Likewise.
25367 (_mm_mask_loadu_epi16): Pass const short * to
25368 __builtin_ia32_loaddquhi128_mask.
25369 (_mm_maskz_loadu_epi16): Likewise.
25370 (_mm256_mask_loadu_epi8): Pass const char * to
25371 __builtin_ia32_loaddquqi256_mask.
25372 (_mm256_maskz_loadu_epi8): Likewise.
25373 (_mm_mask_loadu_epi8): Pass const char * to
25374 __builtin_ia32_loaddquqi128_mask.
25375 (_mm_maskz_loadu_epi8): Likewise.
25376 (_mm256_mask_storeu_epi16): Pass short * to.
25377 __builtin_ia32_storedquhi256_mask.
25378 (_mm_mask_storeu_epi16): Pass short * to.
25379 __builtin_ia32_storedquhi128_mask.
25380 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25381 const double * to __builtin_ia32_loadupd256_mask.
25382 (_mm256_maskz_loadu_pd): Likewise.
25383 (_mm_mask_loadu_pd): Pass onst double * to
25384 __builtin_ia32_loadupd128_mask.
25385 (_mm_maskz_loadu_pd): Likewise.
25386 (_mm256_mask_storeu_pd): Pass double * to
25387 __builtin_ia32_storeupd256_mask.
25388 (_mm_mask_storeu_pd): Pass double * to
25389 __builtin_ia32_storeupd128_mask.
25390 (_mm256_mask_loadu_ps): Pass const float * to
25391 __builtin_ia32_loadups256_mask.
25392 (_mm256_maskz_loadu_ps): Likewise.
25393 (_mm_mask_loadu_ps): Pass const float * to
25394 __builtin_ia32_loadups128_mask.
25395 (_mm_maskz_loadu_ps): Likewise.
25396 (_mm256_mask_storeu_ps): Pass float * to
25397 __builtin_ia32_storeups256_mask.
25398 (_mm_mask_storeu_ps): ass float * to
25399 __builtin_ia32_storeups128_mask.
25400 (_mm256_mask_loadu_epi64): Pass const long long * to
25401 __builtin_ia32_loaddqudi256_mask.
25402 (_mm256_maskz_loadu_epi64): Likewise.
25403 (_mm_mask_loadu_epi64): Pass const long long * to
25404 __builtin_ia32_loaddqudi128_mask.
25405 (_mm_maskz_loadu_epi64): Likewise.
25406 (_mm256_mask_storeu_epi64): Pass long long * to
25407 __builtin_ia32_storedqudi256_mask.
25408 (_mm_mask_storeu_epi64): Pass long long * to
25409 __builtin_ia32_storedqudi128_mask.
25410 (_mm256_mask_loadu_epi32): Pass const int * to
25411 __builtin_ia32_loaddqusi256_mask.
25412 (_mm256_maskz_loadu_epi32): Likewise.
25413 (_mm_mask_loadu_epi32): Pass const int * to
25414 __builtin_ia32_loaddqusi128_mask.
25415 (_mm_maskz_loadu_epi32): Likewise.
25416 (_mm256_mask_storeu_epi32): Pass int * to
25417 __builtin_ia32_storedqusi256_mask.
25418 (_mm_mask_storeu_epi32): Pass int * to
25419 __builtin_ia32_storedqusi128_mask.
25420 * config/i386/i386-builtin-types.def (PCSHORT): New.
25421 (PINT64): Likewise.
25422 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25423 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25424 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25425 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25426 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25427 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25428 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25429 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25430 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25431 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25432 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25433 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25434 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25435 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25436 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25437 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25438 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25439 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25440 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25441 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25442 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25443 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25444 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25445 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25446 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25447 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25448 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25449 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25450 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25451 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25452 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25453 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25454 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25455 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25456 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25457 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25458 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25459 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25460 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25461 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25462 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25463 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25464 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25465 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25466 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25467 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25468 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25469 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25470 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25472 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25473 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25475 (ix86_expand_vector_move_misalign): Likewise.
25476 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25477 to scalar function prototype for unaligned load/store builtins.
25478 (ix86_expand_special_args_builtin): Updated.
25479 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25480 (UNSPEC_STOREU): Likewise.
25481 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25482 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25483 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25484 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25485 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25486 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25487 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25488 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25489 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25490 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25491 (<avx512>_storedqu<mode>_mask): Likewise.
25492 (*sse4_2_pcmpestr_unaligned): Likewise.
25493 (*sse4_2_pcmpistr_unaligned): Likewise.
25494 (*mov<mode>_internal): Renamed to ...
25495 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25496 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25497 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25498 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25500 2016-04-19 Richard Biener <rguenther@suse.de>
25502 PR tree-optimization/70171
25503 * tree-ssa-phiprop.c: Include stor-layout.h.
25504 (phiprop_insert_phi): Handle the aggregate copy case.
25505 (propagate_with_phi): Likewise.
25507 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25509 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25510 instead of simplify_gen_subreg (... , 0).
25511 (ix86_delegitimize_address): Ditto.
25512 (ix86_split_divmod): Ditto.
25513 (ix86_split_copysign_const): Ditto.
25514 (ix86_split_copysign_var): Ditto.
25515 (ix86_expand_args_builtin): Ditto.
25516 (ix86_expand_round_builtin): Ditto.
25517 (ix86_expand_special_args_builtin): Ditto.
25518 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25519 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25520 (udivmodqi4): Ditto.
25521 (absneg splitters): Ditto.
25522 (*jcc_bt<mode>_1): Ditto.
25524 2016-04-19 Richard Biener <rguenther@suse.de>
25526 PR tree-optimization/70724
25527 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25528 restoring out from ...
25529 (free_scc_vn): ... here.
25530 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25531 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25533 (pass_fre::execute): Restore SSA info.
25535 2016-04-19 Richard Biener <rguenther@suse.de>
25537 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25538 * gimple-walk.c (walk_gimple_op): Initialize it.
25539 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25540 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25541 remapping SSA names of defs.
25542 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25545 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25547 PR middle-end/70689
25548 * lra-constraints.c (equiv_substition_p): New.
25549 (process_alt_operands): Use it.
25550 (swap_operands): Swap it.
25551 (curr_insn_transform): Update it.
25553 2016-04-18 Michael Matz <matz@suse.de>
25555 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25556 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25557 * tree-core.h (tree_type_common.align): Use bit-field.
25558 (tree_type_common.spare): New.
25559 (tree_decl_common.off_align): Make smaller.
25560 (tree_decl_common.align): Use bit-field.
25562 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25563 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25564 (scan_sharing_clauses): Ditto.
25565 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25566 (omp_finish_file): Ditto.
25567 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25568 (layout_decl): Ditto.
25569 (relayout_decl): Ditto.
25570 (finalize_record_size): Use SET_TYPE_ALIGN.
25571 (finalize_type_size): Ditto.
25572 (finish_builtin_struct): Ditto.
25573 (layout_type): Ditto.
25574 (initialize_sizetypes): Ditto.
25575 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25576 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25577 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25578 (get_chain_field): Ditto.
25579 (get_trampoline_type): Ditto.
25580 (get_nl_goto_field): Ditto.
25581 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25583 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25584 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25585 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25586 (build_qualified_type): Use SET_TYPE_ALIGN.
25587 (build_aligned_type, build_range_type_1): Ditto.
25588 (build_atomic_base): Ditto.
25589 (build_common_tree_nodes): Ditto.
25590 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25591 (expand_one_stack_var_at): Ditto.
25592 * coverage.c (build_var): Use SET_DECL_ALIGN.
25593 * except.c (init_eh): Ditto.
25594 * function.c (assign_parm_setup_block): Ditto.
25595 * symtab.c (increase_alignment_1): Ditto.
25596 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25597 * tree-vect-stmts.c (ensure_base_align): Ditto.
25598 * varasm.c (align_variable): Ditto.
25599 (assemble_variable): Ditto.
25600 (build_constant_desc): Ditto.
25601 (output_constant_def_contents): Ditto.
25603 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25604 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25605 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25606 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25607 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25609 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25612 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25613 replace %vmovsd with "%vmovq".
25614 (vec_concatv2df): Likewise.
25616 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25618 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25619 (*vec_extractv2si_0): Ditto.
25620 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25621 (zero_extended_scalar_load_operand splitters): Ditto.
25622 (vec_extract splitters): Ditto.
25623 (*vec_extractv4si_0_zext): Ditto.
25624 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25625 and lowpart_subreg.
25626 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25627 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25628 (*sse4_1_extractps): Use lowpart_subreg.
25629 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25631 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25633 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25635 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25636 Mention Solaris 11 packaging changes.
25637 Update gas and gld requirements.
25638 Remove reference to pre-Solaris 10 bug.
25639 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25641 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25644 2016-04-17 Jan Hubicka <jh@suse.cz>
25646 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25647 max_loop_iterations_int.
25649 2016-04-18 Richard Biener <rguenther@suse.de>
25651 PR tree-optimization/43434
25652 * tree-ssa-structalias.c (struct vls_data): New.
25653 (visit_loadstore): Handle all pointer-based accesses.
25654 (compute_dependence_clique): Compute a bitmap of restrict tags
25655 assigned bases and pass it to visit_loadstore.
25657 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25660 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25661 armv8.1-a and armv8.1-a+crc.
25663 2016-04-18 Richard Biener <rguenther@suse.de>
25665 PR tree-optimization/70701
25666 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25667 references after translating through a memcpy.
25669 2016-04-18 Richard Biener <rguenther@suse.de>
25671 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25672 (compute_antic): ... here. For partial antic use regular
25673 postorder and scrap iteration.
25674 (compute_partial_antic_aux): Remove unused return value.
25675 (init_pre): Do not allocate postorder.
25676 (fini_pre): Do not free postorder.
25678 2016-04-18 Richard Biener <rguenther@suse.de>
25680 PR middle-end/37870
25681 * expmed.c (extract_bit_field_1): Remove broken case
25682 using a wider MODE_INT mode.
25684 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25686 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25687 unless compiling with at least GCC-4.8.
25689 2016-04-17 Jan Hubicka <jh@suse.cz>
25692 * graphite.c (graphite_finalize): Update call to
25693 tree_estimate_probability.
25694 * predict.h (tree_estimate_probability): Update prototype.
25696 2016-04-17 Jan Hubicka <jh@suse.cz>
25698 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25699 (tree_estimate_probability): Likewise.
25700 (pass_profile::execute): Update.
25701 (report_predictor_hitrates): New function.
25702 * profile.c (compute_branch_probabilities): Use it.
25703 * predict.h (report_predictor_hitrates): Declare.
25705 2016-04-17 Jan Hubicka <jh@suse.cz>
25708 * cgraph.h (cgraph_node::set_const_flag,
25709 cgraph_node::set_pure_flag): Update prototype to return bool;
25711 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25712 of interposable symbol are interposable, too.
25713 (cgraph_set_const_flag_1): Rename to ...
25714 (set_const_flag_1): ... this one; change to self recursive function
25715 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25716 clearnig the flag in all variants and also virtual thunks of const
25717 functions are pure; track if any change was done.
25718 (cgraph_node::set_const_flag): Update.
25719 (struct set_pure_flag_info): New struct.
25720 (cgraph_set_pure_flag_1): Rename to ...
25721 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25722 rather than pointer encoded flags; track if any changes was done;
25723 handle correctly clearning flag and setting flag of aliases already
25725 (cgraph_node::set_pure_flag): Update.
25726 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25728 2016-04-17 Tom de Vries <tom@codesourcery.com>
25731 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25732 backslash in label.
25734 2016-04-17 Tom de Vries <tom@codesourcery.com>
25736 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25737 '{}<> ' as escape-for-record.
25739 2016-04-17 Tom de Vries <tom@codesourcery.com>
25741 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25744 2016-04-17 Tom de Vries <tom@codesourcery.com>
25747 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25748 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25749 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25750 * passes.c (finish_optimization_passes): Only call
25751 finish_graph_dump_file if dfi->graph_dump_initialized.
25752 (execute_function_dump, pass_init_dump_file): Use
25753 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25755 2016-04-17 Tom de Vries <tom@codesourcery.com>
25757 PR tree-optimization/70256
25758 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25759 (debug_varmap): New function.
25761 2016-04-17 Tom de Vries <tom@codesourcery.com>
25764 * passes.c (pass_manager::register_pass): Propagate pflags.
25766 2016-04-17 Tom de Vries <tom@codesourcery.com>
25769 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25770 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25771 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25772 check if it's equal to p_start.
25773 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25775 2016-04-15 Jan Hubicka <jh@suse.cz>
25778 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25779 function does not bind to current def.
25780 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25781 handle conservatively calls to functions that does not need to bind
25783 (check_call): Update call of worse_state.
25784 (ignore_edge_for_nothrow): Update.
25785 (ignore_edge_for_pure_const): Likewise.
25786 (propagate_pure_const): Update calls to worse_state.
25787 (skip_function_for_local_pure_const): Reformat comments.
25789 2016-04-15 Jan Hubicka <jh@suse.cz>
25792 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25793 (cgraph_node::function_symbol): Likewise.
25794 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25795 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25796 (symtab_node::ultimate_alias_target): Add REF parameter.
25797 (symtab_node::binds_to_current_def_p): Declare.
25798 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25799 (cgraph_node::function_symbol): Likewise.
25800 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25801 (cgraph_node::get_availability): Likewise.
25802 (cgraph_edge::binds_to_current_def_p): New inline function.
25803 (varpool_node::get_availability): Add REF parameter.
25804 (varpool_node::ultimate_alias_target): Likewise.
25805 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25806 (symtab_node::binds_to_current_def_p): Likewise.
25807 * varpool.c (varpool_node::get_availability): Likewise.
25809 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25812 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25813 Fix mode size check.
25815 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25817 * BASE-VER: Set to 7.0.0.
25819 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25821 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25823 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25825 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25826 architecture revisions.
25828 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25830 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25831 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25832 * config/i386/i386.md (stack decrement to push peepholes): Guard
25833 with !x86_using_red_zone ().
25835 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25838 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25839 to dump_generic_node.
25840 (NIY): Pass also flags to do_niy.
25842 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25844 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25845 (simd_clone_vector_of_formal_parm_types)
25846 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25847 (simd_clone_mangle, simd_clone_create)
25848 (simd_clone_adjust_return_type, create_tmp_simd_array)
25849 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25850 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25851 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25852 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25853 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25854 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25855 * omp-simd-clone.c: ... this new file.
25856 (simd_clone_vector_of_formal_parm_types): Make it static.
25857 * Makefile.in (OBJS): Add omp-simd-clone.o.
25859 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25862 * config/i386/sse.md: Use proper memory operand modifiers.
25865 2016-04-15 Richard Biener <rguenther@suse.de>
25866 Alan Modra <amodra@gmail.com>
25868 PR tree-optimization/70130
25869 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25870 when alignment stays not the same and no not use the realign
25873 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25876 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25877 direct move handlers for KFmode. Change TFmode handlers test from
25878 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25880 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25883 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25884 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25885 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25886 * tree-ssa-live.c (remove_unused_scope_block_p): When
25887 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25888 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25889 block_ultimate_origin is FUNCTION_DECL.
25890 (remove_unused_locals): If current_function_decl is
25891 polymorphic_ctor_dtor_p, pass initial true to
25892 remove_unused_scope_block_p' is_ctor_dtor_block.
25894 2016-04-14 Martin Sebor <msebor@redhat.com>
25899 * doc/extend.texi (Variable Length): Revert.
25901 2016-04-14 Marek Polacek <polacek@redhat.com>
25902 Jan Hubicka <hubicka@ucw.cz>
25905 * tree.c (verify_type): Disable the canonical type of main variant
25908 2016-04-14 Jason Merrill <jason@redhat.com>
25910 * cfgexpand.c, expr.c: Revert previous change.
25912 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25914 PR middle-end/70643
25915 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25916 when building a mem ref for the incoming reduction variable.
25918 2016-04-14 Richard Biener <rguenther@suse.de>
25920 PR tree-optimization/70614
25921 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25922 loop if the evolution dropped to chrec_dont_know.
25923 (interpret_condition_phi): Likewise.
25925 2016-04-14 Richard Biener <rguenther@suse.de>
25927 PR tree-optimization/70623
25928 * tree-ssa-pre.c (changed_blocks): Make global ...
25929 (compute_antic): ... local here. Move and fix worklist
25930 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25931 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25932 worklist handling, dump when ANTIC_IN changed.
25933 (compute_partial_antic_aux): Remove worklist handling.
25934 (init_pre): Do not compute post dominators. Add a comment about
25935 the CFG order chosen.
25936 (fini_pre): Do not free post dominators.
25938 2016-04-13 Martin Sebor <msebor@redhat.com>
25943 * doc/extend.texi (Variable Length): Document C++ specifics.
25945 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25948 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25949 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25950 eh edges have been purged.
25953 * tree-sra.c (create_access_replacement,
25954 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25956 * tree-pretty-print.c (dump_fancy_name): New function.
25957 (dump_decl_name, dump_generic_node): Use it.
25959 2016-04-13 Jason Merrill <jason@redhat.com>
25961 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25962 * expr.c (expand_expr_real_1): Likewise.
25964 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25966 * config/i386/i386.md (kunpckhi): Swap operands.
25967 (kunpcksi): Likewise.
25968 (kunpckdi): Likewise.
25969 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25970 (vec_pack_trunc_<mode>): Likewise.
25972 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25975 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25977 PR middle-end/70633
25978 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25979 gimplification turns some element into non-constant.
25982 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25983 * explow.c (convert_memory_address_addr_space_1): No longer static,
25984 add NO_EMIT argument and don't call convert_modes if true, pass
25985 it down recursively, remove break after return.
25986 (convert_memory_address_addr_space): Adjust caller.
25987 * simplify-rtx.c (simplify_unary_operation_1): Call
25988 convert_memory_address_addr_space_1 instead of convert_memory_address,
25989 if it returns NULL, don't simplify.
25991 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25994 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25996 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25999 Bump the upper SIMDLEN limits, so that if the return type or
26000 characteristic type if the return type is void can be passed in
26001 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26004 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26007 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26008 Do not use "=" constraint on an input constraint.
26009 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26010 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26011 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26012 generates (neg (abs ...)) instead of (abs ...).
26014 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26016 PR rtl-optimization/70596
26017 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26018 just invalidate LRA data and reset them. Adjust dump wording.
26020 2016-04-12 Martin Liska <mliska@suse.cz>
26023 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26025 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26027 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26028 max_loop_iterations_int.
26029 (tree_unswitch_outer_loop): Likewise.
26030 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26031 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26033 2016-04-12 Tom de Vries <tom@codesourcery.com>
26035 PR tree-optimization/68756
26036 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26037 instead of new_name.
26039 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26041 PR tree-optimization/70602
26042 * tree-sra.c (generate_subtree_copies): Don't write anything into
26043 constant pool decls.
26045 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26046 regardless whether there are depend clauses or not.
26048 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26051 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26052 target attribute and pragma from changing the -mfloat128
26053 and -mfloat128-hardware options.
26055 * doc/extend.texi (Additional Floating Types): Document PowerPC
26056 __float128 restrictions.
26058 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26061 * config/aarch64/driver-aarch64.c
26062 (aarch64_get_extension_string_for_isa_flags): New.
26063 (arch_extension): Rename to...
26064 (aarch64_arch_extension): ...This.
26065 (ext_to_feat_string): Rename to...
26066 (aarch64_extensions): ...This.
26067 (aarch64_core_data): Keep track of architecture extension flags.
26068 (cpu_data): Rename to...
26069 (aarch64_cpu_data): ...This.
26070 (aarch64_arch_driver_info): Keep track of architecture extension
26072 (get_arch_name_from_id): Rename to...
26073 (get_arch_from_id): ...This, change return type.
26074 (host_detect_local_cpu): Update and reformat for renames, handle
26075 extensions through common infrastructure.
26077 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26080 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26081 track of a canonical flag name.
26082 (all_extensions): Likewise.
26083 (arch_to_arch_name): Also track extension flags enabled by the arch.
26084 (all_architectures): Likewise.
26085 (aarch64_parse_extension): Move to here.
26086 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26088 (aarch64_rewrite_selected_cpu): Update for above change.
26089 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26090 are handled, such that the single explicit value enabled by an
26091 extension is kept seperate from the implicit values it also enables.
26092 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26094 (aarch64_parse_extension): New.
26095 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26096 here to config/aarch64/aarch64-protos.h.
26097 (aarch64_parse_extension): Move from here to
26098 common/config/aarch64/aarch64-common.c.
26099 (aarch64_option_print): Update.
26100 (aarch64_declare_function_name): Likewise.
26101 (aarch64_start_file): Likewise.
26102 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26103 the canonical flag for extensions.
26104 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26107 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26109 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26112 2016-04-09 Tom de Vries <tom@codesourcery.com>
26114 PR tree-optimization/68953
26115 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26116 first to last subscript.
26118 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26120 PR tree-optimization/70586
26121 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26124 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26128 PR tree-optimization/70373
26129 PR middle-end/70533
26130 PR middle-end/70534
26131 PR middle-end/70535
26132 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26133 clauses for acc parallel reductions as necessary. Error on those
26135 * omp-low.c (scan_sharing_clauses): Don't install variables which
26136 are used in acc parallel reductions.
26137 (lower_rec_input_clauses): Remove dead code.
26138 (lower_oacc_reductions): Add support for reference reductions.
26139 (lower_reduction_clauses): Remove dead code.
26140 (lower_omp_target): Don't remap variables appearing in acc parallel
26142 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26144 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26146 PR middle-end/70593
26147 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26148 with multiple SSA_NAME defs, force the outputs other than first
26149 to be live before calling live_track_process_def on each output.
26151 PR rtl-optimization/70574
26152 * fwprop.c (forward_propagate_and_simplify): Don't add
26153 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26154 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26155 paradoxical subregs within *loc.
26157 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26159 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26160 -ftree-parallelize-loops={0,1}.
26161 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26162 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26163 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26164 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26165 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26167 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26170 * asan.c (instrument_derefs): If we get unknown location, extract it
26171 with EXPR_LOCATION.
26172 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26174 2016-04-08 Tom de Vries <tom@codesourcery.com>
26176 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26177 implicit firstprivate clause.
26179 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26182 * config/arm/thumb2.md (tst + branch-> lsls + branch
26183 peephole below *orsi_not_shiftsi_si): Require that condition
26184 register is dead after the peephole.
26185 (second peephole after the above): Likewise.
26187 2016-04-08 Alan Modra <amodra@gmail.com>
26190 * builtins.c (fold_builtin_classify): For IBM extended precision,
26191 look at just the high-order double to test for NaN.
26192 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26193 test just the high double for Inf but both doubles for subnormal
26196 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26198 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26199 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26200 node->simdclone->mask_mode != VOIDmode masks.
26201 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26202 earlier, use it instead of node->simdclone.
26203 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26204 Set clonei->mask_mode.
26206 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26209 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26210 Pass it through to cp_parser_already_scoped_statement.
26211 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26212 it through to cp_parser_statement.
26213 (cp_parser_statement): Pass IF_P through to
26214 cp_parser_iteration_statement.
26215 (cp_parser_pragma): Adjust call to
26216 cp_parser_iteration_statement.
26218 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26221 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26222 resolve a future -Wparentheses warning.
26223 * omp-low.c (scan_sharing_clauses): Likewise.
26224 * tree-parloops.c (eliminate_local_variables): Likewise.
26226 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26228 PR rtl-optimization/70398
26229 * lra-constraints.c (process_address_1): Check zero scale and code
26230 for reloading with zero scale.
26232 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26234 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26235 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26237 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26239 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26240 Add support for AVX512F clones, include them by default for
26241 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26242 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26245 PR middle-end/70550
26246 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26247 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26248 firstprivate clauses.
26249 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26250 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26251 (lower_omp_target): Set TREE_NO_WARNING for
26252 non-addressable possibly uninitialized vars which are copied into
26253 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26255 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26257 * config/pa/predicates.md (integer_store_memory_operand): Accept
26258 REG+D operands with a large offset when reload_in_progress is true.
26259 (floating_point_store_memory_operand): Likewise.
26261 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26264 * match.pd (nested int casts): Limit to GIMPLE.
26266 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26269 * ipa-devirt.c (maybe_record_node): Fix comment; use
26270 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26272 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26274 PR rtl-optimization/70542
26275 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26276 if there are any uses other than insn or debug insns.
26278 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26279 Jakub Jelinek <jakub@redhat.com>
26281 PR tree-optimization/70509
26282 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26283 Shift HOST_WIDE_INT_1U instead of 1.
26285 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26287 PR tree-optimization/70509
26288 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26289 of the vector base type for index.
26291 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26294 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26296 2016-04-05 Richard Biener <rguenther@suse.de>
26298 PR tree-optimization/70526
26299 * tree-sra.c (build_ref_for_offset): Use prev_base to
26300 extract the alias pointer type.
26302 2016-04-05 Richard Biener <rguenther@suse.de>
26304 * dse.c (struct store_info): Remove alias_set member.
26305 (struct read_info_type): Likewise.
26306 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26307 spill_deleted, clear_alias_set_lookup): Remove.
26308 (get_group_info): Remove dead base == NULL_RTX case.
26309 (dse_step0): Remove initialization of removed variables.
26310 (delete_dead_store_insn): Reomve alias set dumping.
26311 (free_read_records): Remove alias_set handling.
26312 (canon_address): Remove alias_set_out parameter.
26313 (record_store): Remove spill_alias_set, it's always zero.
26314 (check_mem_read_rtx): Likewise.
26315 (dse_step2): Rename from ...
26316 (dse_step2_nospill): ... this. Adjust.
26317 (scan_stores): Rename from ...
26318 (scan_stores_nospill): ... this.
26319 (scan_reads): Rename from ...
26320 (scan_reads_nospill): ... this.
26321 (scan_stores_spill, scan_reads_spill): Remove.
26322 (dse_step3_scan): Remove for_spills argument which is always false.
26323 (dse_step3): Likewise.
26324 (dse_step5): Rename from ...
26325 (dse_step5_nospill): ... this. Remove alias_set handling.
26326 (rest_of_handle_dse): Adjust.
26328 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26331 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26332 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26333 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26334 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26336 2016-04-05 Richard Biener <rguenther@suse.de>
26338 PR middle-end/70499
26339 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26340 non-register type temporaries into SSA.
26342 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26345 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26346 calls when sanitizing.
26347 (possible_polymorphic_call_target_p): Fix formatting.
26349 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26350 Jakub Jelinek <jakub@redhat.com>
26352 PR middle-end/70457
26353 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26354 to ensure a call statement is compatible with a built-in's
26356 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26359 2016-04-04 Richard Biener <rguenther@suse.de>
26361 PR rtl-optimization/70484
26362 * rtl.h (canon_output_dependence): Declare.
26363 * alias.c (canon_output_dependence): New function.
26364 * dse.c (record_store): Use canon_output_dependence rather
26365 than canon_true_dependence.
26367 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26370 * cgraph.h (symtab_node::copy_visibility_from): New function.
26371 * symtab.c (symtab_node::copy_visibility_from): New function.
26372 * ipa-visibility.c (optimize_weakref): New function.
26373 (function_and_variable_visibility): Use it.
26375 2016-04-04 Martin Liska <mliska@suse.cz>
26378 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26379 value that is really in range handled by SBR instruction.
26380 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26381 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26382 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26384 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26388 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26389 set, but not for SP_REG operands.
26391 2016-04-02 Martin Sebor <msebor@redhat.com>
26394 * fold-const.c (maybe_nonzero_address): New function.
26395 (fold_comparison): Call it. Fold equality and relational
26396 expressions involving null pointers.
26397 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26399 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26401 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26402 the "Y" constraint (scalar FP 0.0 immediate).
26404 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26405 Add the "const_double" to the list of operand constraints.
26407 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26409 PR rtl-optimization/70467
26410 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26411 If low word of the last operand is 0, just emit addition/subtraction
26414 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26417 * config/s390/s390.c (s390_expand_insv): Check for everything
26418 constant instead of just VOIDmode stuff.
26420 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26423 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26425 2016-04-01 Nathan Sidwell <nathan@acm.org>
26427 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26429 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26431 PR rtl-optimization/70461
26432 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26435 2016-03-31 Martin Liska <mliska@suse.cz>
26438 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26439 a tree value or an immediate integer value to a buffer
26440 that is eventually copied to a BRIG section.
26441 (emit_immediate_operand): Call the function here.
26442 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26443 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26444 of class' fields that are removed.
26445 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26446 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26447 m_brig_repr_size fields.
26449 2016-03-31 Martin Liska <mliska@suse.cz>
26452 * hsa-gen.c (hsa_function_representation::update_dominance): New
26454 (convert_addr_to_flat_segment): Likewise.
26455 (gen_hsa_memory_set): New alignment argument.
26456 (gen_hsa_ctor_assignment): Likewise.
26457 (gen_hsa_insns_for_single_assignment): Provide alignment
26458 to gen_hsa_ctor_assignment.
26459 (gen_hsa_insns_for_direct_call): Add new argument.
26460 (expand_lhs_of_string_op): New function.
26461 (expand_string_operation_builtin): Likewise.
26462 (expand_memory_copy): New function.
26463 (expand_memory_set): New function.
26464 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26465 (convert_switch_statements): Change signature.
26466 (generate_hsa): Use a return value of the function.
26467 (pass_gen_hsail::execute): Do not call
26468 convert_switch_statements here.
26469 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26470 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26471 (hsa_function_representation::update_dominance): New function.
26473 2016-03-31 Martin Liska <mliska@suse.cz>
26476 * hsa-brig.c (emit_directive_variable): Emit alignment
26477 according to hsa_symbol::m_align.
26478 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26479 (dump_hsa_symbol): Dump alignment of HSA symbols.
26480 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26481 (gen_hsa_addr_with_align): New function.
26482 (hsa_bitmemref_alignment): Use newly added function.
26483 (gen_hsa_insns_for_load): Likewise.
26484 (gen_hsa_insns_for_store): Likewise.
26485 (gen_hsa_memory_copy): New argument added.
26486 (gen_hsa_insns_for_single_assignment): Respect
26487 alignment for assignments processed via gen_hsa_memory_copy.
26488 (gen_hsa_insns_for_direct_call): Likewise.
26489 (gen_hsa_insns_for_return): Likewise.
26490 (gen_function_def_parameters): Set default alignment.
26491 * hsa.c (hsa_object_alignment): New function.
26492 (hsa_byte_alignment): Pasted function.
26493 * hsa.h (hsa_symbol::m_align): New field.
26495 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26497 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26498 scratch field for goto case.
26500 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26502 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26504 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26507 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26508 (scalar_chain::convert_insn): Call convert_op for reg
26509 moves to handle undefined registers.
26511 2016-03-31 Nathan Sidwell <nathan@acm.org>
26514 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26515 Assert we don't want to move backwards.
26517 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26520 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26522 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26524 PR rtl-optimization/70460
26525 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26526 with operand from REG_LABEL_OPERAND, instead substitute
26527 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26528 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26530 2016-03-31 Martin Liska <mliska@suse.cz>
26532 * passes.c (execute_one_pass): Do not call
26533 todo_after for a discarded function.
26535 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26537 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26538 (no_cost, infinite_cost): Initialize the new field.
26539 (get_computation_cost_at): Record setup cost.
26540 (determine_use_iv_cost_address): Skip cost computation for sub
26541 uses if we can estimate it without losing accuracy.
26543 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26545 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26547 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26548 max_loop_iterations_int.
26549 (tree_unswitch_outer_loop): Likewise.
26550 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26551 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26553 2016-03-30 Richard Biener <rguenther@suse.de>
26555 PR middle-end/70450
26556 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26558 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26561 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26562 in gen_blendm expander.
26564 2016-03-30 Nick Clifton <nickc@redhat.com>
26567 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26568 case where we are already provided with an SImode SUBREG.
26570 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26573 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26574 conflict between DRAP register and __builtin_eh_return.
26576 2016-03-30 Michael Matz <matz@suse.de>
26577 Richard Biener <rguenther@suse.de>
26580 * ipa-polymorphic-call.c (struct type_change_info): Change
26581 speculative to an unsigned allowing to limit the work we do.
26582 (csftc_abort_walking_p): New inline function..
26583 (check_stmt_for_type_change): Limit the number of may-defs
26584 skipped for speculative devirtualization to
26585 max-speculative-devirt-maydefs.
26586 * params.def (max-speculative-devirt-maydefs): New param.
26587 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26589 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26592 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26595 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26597 PR tree-optimization/59124
26598 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26599 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26601 2016-03-29 Jeff Law <law@redhat.com>
26603 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26605 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26607 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26610 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26612 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26613 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26614 gcrt0.o if linking dynamically.
26616 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26619 * ipa-devirt.c (methods_equal_p): New function.
26620 (compare_virtual_tables): Use it.
26621 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26622 * cgraphclones.c (clone_function_name_1): Use
26623 symbol_table::symbol_suffix_separator.
26624 * coverage.c (build_var): Likewise.
26625 * symtab.c (symbol_table::symbol_suffix_separator): New.
26627 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26629 PR rtl-optimization/70429
26630 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26631 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26632 mode != result_mode.
26635 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26637 PR tree-optimization/70405
26638 * ssa-iterators.h (num_imm_uses): Add missing braces.
26640 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26642 PR rtl-optimization/68695
26643 * ira-color.c (allocno_copy_cost_saving): New.
26644 (improve_allocation): Use it.
26646 2016-03-29 Richard Henderson <rth@redhat.com>
26648 PR middle-end/70355
26649 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26651 2016-03-29 Richard Biener <rguenther@suse.de>
26653 PR middle-end/70424
26654 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26655 use alignment returned by get_pointer_alignment_1 if it is
26656 bigger than BITS_PER_UNIT.
26657 * builtins.c (get_pointer_alignment_1): Do not return true
26658 for alignment extracted from SSA info.
26660 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26662 * config/ft32/ft32.opt (mnodiv): New.
26663 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26664 * doc/invoke.texi (FT32 Options -mnodiv): New.
26666 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26669 * config/i386/i386.md (define_split, andn): Fix modes.
26671 2016-03-26 Richard Biener <rguenther@suse.de>
26672 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26675 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26677 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26678 as 2nd argument to cl_optimization_restore().
26680 2016-03-25 Richard Henderson <rth@redhat.com>
26683 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26684 * config/aarch64/aarch64-protos.h: Declare it.
26685 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26687 2016-03-25 Alan Modra <amodra@gmail.com>
26690 * config/rs6000/constraints.md (j): Simplify.
26691 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26693 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26694 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26695 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26696 in all constraint alternatives.
26697 (movtd_64bit_nodm): Delete "j" constraint alternative.
26699 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26701 * tree-ssa-propagate.c: Enhance docs for
26702 SSA_PROP_NOT_INTERESTING.
26704 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26706 * doc/extend.texi: Fix typo in documentation to pure attribute.
26708 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26711 * config/pa/pa.md (bswapdi2): Use a scratch register.
26713 2016-03-24 Richard Henderson <rth@redhat.com>
26715 PR middle-end/69845
26716 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26719 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26721 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26722 using ix86_expand_binary_operator instead of gen_andsi3.
26724 2016-03-24 Richard Biener <rguenther@suse.de>
26726 PR tree-optimization/70396
26727 * tree-vect-stmts.c (vectorizable_comparison): Use
26728 get_vectype_for_scalar_type.
26730 2016-03-24 Richard Biener <rguenther@suse.de>
26732 PR middle-end/70370
26733 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26734 with register bases.
26736 2016-03-24 Richard Biener <rguenther@suse.de>
26738 PR tree-optimization/70372
26739 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26740 build_all_ones_cst to also handle vector types correctly.
26742 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26745 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26748 2016-03-23 Marek Polacek <polacek@redhat.com>
26751 * doc/invoke.texi: Document -Wignored-attributes.
26753 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26755 PR tree-optimization/69042
26756 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26757 parameter from 30 to 40.
26759 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26761 PR tree-optimization/69042
26762 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26763 for use with constant offset stripped in base.
26765 2016-03-23 Richard Biener <rguenther@suse.de>
26767 PR middle-end/70251
26768 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26769 mode compatibility check.
26770 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26772 2016-03-23 Jeff Law <law@redhat.com>
26774 PR tree-optimization/64058
26775 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26777 (struct ssa_conflicts): Move up earlier in the file.
26778 (conflicts_, var_map_): New static variables.
26779 (initialize_conflict_count): New function to initialize the
26780 CONFLICT_COUNT field for each conflict pair.
26781 (compare_pairs): Lazily initialize the conflict count and use it
26782 as the first tie-breaker.
26783 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26784 and wipe conflicts_ and map_ around the call to qsort. Remove
26785 special case for 2 coalesce pairs.
26786 * bitmap.c (bitmap_count_unique_bits): New function.
26787 (bitmap_count_bits_in_word): New function, extracted from
26789 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26790 * bitmap.h (bitmap_count_unique_bits): Declare it.
26792 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26795 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26796 transparent alias chain for decl assembler name.
26797 * config/sol2.c (solaris_assemble_visibility): Likewise.
26799 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26801 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26803 (v10_fdivs): Likewise.
26804 (v10_fdivd): Likewise.
26806 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26809 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26810 to not call fclose twice on file.
26812 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26814 PR tree-optimization/70354
26815 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26816 oprnd0 is wider than oprnd1 and there is a cast from the wider
26817 type to oprnd1, mask it with the mask of the narrower type.
26820 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26821 Optimize TARGET_STV splitters, if high or low word of last argument
26824 2016-03-22 Jeff Law <law@redhat.com>
26827 tree-ssa-threadbackward.c
26828 (fsm_find_control_statement_thread_paths): Correctly distinguish
26829 between old style jump threads vs FSM jump threads.
26831 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26834 * config/i386/i386.c (scalar_chain::convert_op): Support
26835 uninitialized register usage case.
26837 2016-03-22 Richard Biener <rguenther@suse.de>
26839 PR middle-end/70251
26840 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26842 (capture::gen_transform): ... to change behavior when substituting
26843 a condition into cond or not-cond expr context.
26844 (dt_simplify::gen_1): Adjust.
26845 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26846 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26847 last change and instead change to
26848 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26849 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26851 2016-03-22 Anthony Green <green@moxielogic.com>
26853 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26854 issue for moxiebox targets.
26855 (CC1PLUS_SPEC): Ditto.
26857 2016-03-22 Richard Biener <rguenther@suse.de>
26859 PR middle-end/70333
26860 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26863 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26865 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26867 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26870 * config/i386/i386.c (def_builtin): Handle
26871 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26873 (const struct builtin_description bdesc_special_args[]):
26874 Remove duplicate ISA bits.
26876 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26879 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26880 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26881 in a way that works also for AVX512BW.
26884 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26885 instead of source if operands[1] is xmm16 and above and
26886 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26887 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26890 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26891 on assign if (*from_p) is a comparison, set it to
26892 TREE_NO_WARNING (*from_p).
26894 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26896 PR middle-end/70326
26897 * lra.c (restore_scratches): Ignore deleted insns.
26899 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26900 Jakub Jelinek <jakub@redhat.com>
26902 PR tree-optimization/70317
26903 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26906 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26909 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26910 of ix86_expand_move.
26912 (movti): Use general_operand for operand 1 predicate.
26914 2016-03-21 Martin Liska <mliska@suse.cz>
26916 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26918 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26920 2016-03-21 Martin Liska <mliska@suse.cz>
26923 * ipa-icf.c (sem_function::parse): Skip static
26924 constructors and destructors.
26926 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26929 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26930 function-like macro, peek following token(s) if it is followed
26931 by CPP_OPEN_PAREN token with optional padding in between, and
26932 if not, don't treat it like a macro.
26934 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26935 Alexander Monakov <amonakov@ispras.ru>
26937 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26938 for the stabs debug format.
26940 2016-03-21 Richard Biener <rguenther@suse.de>
26942 PR tree-optimization/70310
26943 * tree-vect-generic.c (expand_vector_condition): Fold the built
26946 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26949 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26950 Block third alternative for AVX-512VL target,
26952 2016-03-21 Martin Liska <mliska@suse.cz>
26955 * hsa-brig.c (emit_function_directives): Mark unemitted
26956 global variables for emission.
26957 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26958 (get_symbol_for_decl): Likewise.
26959 * hsa.h (struct hsa_symbol): New flag.
26961 2016-03-21 Richard Biener <rguenther@suse.de>
26963 PR tree-optimization/70288
26964 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26965 we do not estimate unsimplified all-constant conditionals or
26966 switches as optimized away.
26968 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26970 PR rtl-optimization/69102
26971 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26972 when we have a readonly dependency context.
26974 2016-03-18 Jeff Law <law@redhat.com>
26976 PR rtl-optimization/70263
26977 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26978 (update_equiv_regs): When trying to move a store to after the insn
26979 that sets the source of the store, make sure the store occurs after
26980 the insn that sets the source of the store. When successful note
26981 the REG_EQUIV note created in the dump file.
26983 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26984 Bernd Schmidt <bschmidt@redhat.com>
26986 * doc/extend.texi: Document more potential problems with basic asms.
26988 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26990 PR rtl-optimization/70278
26991 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26994 2016-03-18 Jason Merrill <jason@redhat.com>
26996 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26998 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27000 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27001 values to 128b regs.
27003 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27005 PR tree-optimization/70252
27006 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27007 boolean vector has a proper number of elements.
27008 (supportable_narrowing_operation): Likewise.
27010 2016-03-18 Tom de Vries <tom@codesourcery.com>
27013 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27015 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27017 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27018 instead of replace_rtx for DEBUG_INSNs.
27020 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27022 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27023 load type reservations.
27025 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27028 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27029 define_constraint for "Q" and "T" constraints.
27031 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27033 Tweak the pipeline model for Exynos M1
27035 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27038 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27041 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27042 where one or both locations aren't within a line_map.
27044 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27047 * opts.c (finish_options): Don't set flag_pie to the default if
27048 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27051 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27053 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27054 true as ALL_REGS argument to replace_rtx.
27056 2016-03-17 Richard Biener <rguenther@suse.de>
27059 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27062 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27065 * rtl.h (replace_rtx): Add ALL_REGS argument.
27066 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27067 equality and assert mode is the same, instead of just rtx pointer
27069 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27070 true as ALL_REGS argument to replace_rtx.
27072 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27074 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27075 for boolean vector with vector mode only.
27076 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27078 2016-03-17 Nick Clifton <nickc@redhat.com>
27081 * config/rx/rx.c (rx_print_integer): Print negative constants in
27084 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27087 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27089 2016-03-16 Richard Henderson <rth@redhat.com>
27090 Richard Biener <rguenth@suse.de>
27092 PR middle-end/70240
27093 PR middle-end/68215
27095 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27096 first operand as is_gimple_condexpr.
27098 PR middle-end/70240
27099 PR middle-end/68215
27101 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27102 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27103 Do not gimplify the result.
27104 (do_unop): Adjust call to tree_vec_extract.
27105 (do_binop): Likewise.
27106 (do_compare): Likewise.
27107 (do_plus_minus): Likewise.
27108 (do_negate): Likewise.
27109 (expand_vector_condition): Likewise.
27110 (do_cond): Likewise.
27112 2016-03-16 Richard Henderson <rth@redhat.com>
27115 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27116 (aarch64_classify_address): Use it.
27117 (aarch64_legitimize_address): Force all subexpressions of PLUS
27118 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27120 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27121 Richard Biener <rguenth@suse.de>
27124 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27125 return to even if only REGNO is equal, and assert
27128 2016-03-11 Jeff Law <law@redhat.com>
27130 PR rtl-optimization/70224
27131 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27133 2016-03-16 Richard Henderson <rth@redhat.com>
27135 PR middle-end/70199
27136 * function.h (struct function): Add has_forced_label_in_static.
27137 * gimplify.c (force_labels_r): Set it.
27138 * lto-streamer-in.c (input_struct_function_base): Read it.
27139 * lto-streamer-out.c (output_struct_function_base): Write it.
27140 * tree-inline.c (has_label_address_in_static_1): Remove.
27141 (copy_forbidden): Remove fndecl parameter; test
27142 has_forced_label_in_static.
27143 (inline_forbidden_p): Update call to copy_forbidden.
27144 (tree_versionable_function_p): Likewise.
27145 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27146 (chkp_versioning): Likewise.
27147 * tree-inline.h (copy_forbidden): Update decl.
27149 2016-03-16 Marek Polacek <polacek@redhat.com>
27152 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27153 function being thunked if the result type doesn't have fixed size.
27154 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27155 doesn't have fixed size.
27157 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27159 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27160 reporting malformed loop nest.
27162 2016-03-16 Tom de Vries <tom@codesourcery.com>
27165 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27166 nodes.length () == 1 test to before first nodes[0] access.
27168 2016-03-16 Tom de Vries <tom@codesourcery.com>
27170 PR tree-optimization/68715
27171 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27172 single_pred_p test.
27174 2016-03-16 Tom de Vries <tom@codesourcery.com>
27176 PR tree-optimization/68809
27177 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27180 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27181 Sandra Loosemore <sandra@codesourcery.com>
27183 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27184 on leaf attribute. Mention ELF interposition problems.
27186 2016-03-16 Alan Modra <amodra@gmail.com>
27188 PR rtl-optimization/69195
27189 PR rtl-optimization/47992
27190 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27193 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27196 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27198 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27200 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27202 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27204 PR rtl-optimization/70222
27205 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27206 optimization if mode is different from result_mode, queue up masking
27207 of the result in outer_op. Formatting fix.
27209 PR middle-end/70239
27210 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27213 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27215 PR rtl-optimization/69032
27216 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27217 looping backwards over basic block insns.
27219 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27222 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27223 to non-speculative when propagating trap bits.
27225 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27227 PR rtl-optimization/63384
27228 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27229 DEBUG_INSN_P insns.
27231 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27234 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27235 factored out from ...
27236 (sched_analyze_insn): ... here.
27237 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27238 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27239 get_implicit_reg_pending_clobbers in it.
27240 (setup_id_reg_sets): Use setup_id_implicit_regs.
27241 (deps_init_id): Ditto.
27243 2016-03-15 Tom de Vries <tom@codesourcery.com>
27246 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27248 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27249 execute_function_dump.
27250 (execute_one_pass): Don't dump function if it will be dumped after ipa
27253 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27255 * genrecog.c (match_pattern_2): If pred is NULL don't call
27256 safe_predicate_mode on it.
27258 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27260 PR middle-end/70219
27261 * lra-constraints.c (delete_move_and_clobber): Change assertion
27262 to also allow dregno == 0.
27264 2016-03-14 Richard Henderson <rth@redhat.com>
27267 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27268 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27269 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27270 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27273 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27276 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27278 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27280 * lra-constraints.c (split_reg): For hard regs, try to find the
27281 biggest single-register mode used in the function.
27283 2016-03-14 Richard Biener <rguenther@suse.de>
27285 PR tree-optimization/56365
27286 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27287 constants to compare against.
27289 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27292 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27293 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27294 (define_split for the GPR case): Use int_reg_operand instead of
27295 gpc_reg_operand for the output.
27297 2016-03-14 Tom de Vries <tom@codesourcery.com>
27299 PR tree-optimization/70045
27300 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27301 create_empty_if_region_on_edge argument.
27303 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27305 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27306 (STACK_CHECK_PROTECT): Likewise.
27307 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27308 (STACK_CHECK_PROTECT): Likewise.
27309 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27310 (STACK_CHECK_PROTECT): Likewise.
27311 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27312 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27313 (STACK_CHECK_PROTECT): Likewise.
27315 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27317 PR rtl-optimization/69307
27318 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27319 registers in modes that span more than one register.
27321 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27324 * lra-constraints.c (delete_move_and_clobber): New.
27325 (remove_inheritance_pseudos): Use it.
27327 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27330 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27331 the libcall is LCT_THROW.
27332 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27333 for the checking routine.
27335 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27338 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27339 optimization if we have direct move.
27340 (roundu32<mode>2_fprs): Likewise.
27342 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27345 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27347 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27348 Arguments swapped. All callers changed. Take reg_renumber into
27349 account, and Calculate and compare register ranges for hard regs.
27351 2016-03-11 Jeff Law <law@redhat.com>
27353 PR tree-optimization/70190
27354 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27355 Handle cases where we can not extract the taken edge, even though we
27356 found a constant value.
27358 PR tree-optimization/64058
27359 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27360 (num_coalesce_pairs): Move up earlier in file.
27361 (find_coalesce_pair): Initialize the INDEX field for each pair
27363 (compare_pairs): No longer sort on the elements in each pair.
27364 Instead break ties with the index of the coalesce pair.
27366 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27369 * config/aarch64/aarch64-protos.h
27370 (aarch64_save_restore_target_globals): New prototype.
27371 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27372 Call the above when popping pragma.
27373 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27375 (aarch64_set_current_function): Rewrite using the above.
27377 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27379 PR tree-optimization/70177
27380 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27381 (extract_ops_from_tree): ... this. In the 2 argument
27382 overload remove _1 suffix.
27383 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27384 (extract_ops_from_tree): ... this.
27385 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27387 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27388 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27389 extract_ops_from_tree instead of 2 operand one.
27391 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27393 PR tree-optimization/70013
27394 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27395 for constant-pool entries.
27397 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27399 PR rtl-optimization/70174
27400 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27401 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27403 PR tree-optimization/70169
27404 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27405 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27408 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27409 Jakub Jelinek <jakub@redhat.com>
27412 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27413 of uninitialized values.
27415 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27417 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27419 ("*trunctddd2"): New pattern definition.
27420 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27423 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27425 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27426 definitions for BFP and DFP rounding modes.
27427 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27428 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27429 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27430 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27433 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27435 * config/s390/constraints.md: Adjust comment.
27436 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27437 s390_decompose_addrstyle_without_index.
27438 * config/s390/predicates.md (shift_count_or_setmem_operand):
27439 Rename to setmem_operand.
27440 * config/s390/s390-protos.h
27441 (s390_decompose_shift_count): Rename to
27442 s390_decompose_addrstyle_without_index.
27443 * config/s390/s390.c (s390_decompose_shift_count)
27444 (s390_mem_constraint, print_shift_count_operand)
27445 (print_operand_address, print_operand): Rename
27446 s390_decompose_shift_count to
27447 s390_decompose_addrstyle_without_index and rename
27448 print_shift_count_operand to print_addrstyle_operand troughout the
27450 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27451 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27452 Rename shift_count_or_setmem_operand to setmem_operand.
27453 * config/s390/vx-builtins.md ("vec_insert<mode>")
27454 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27457 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27460 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27461 Handle overlapping retval and newval.
27463 2016-03-10 Nick Clifton <nickc@redhat.com>
27466 * config/aarch64/aarch64.c
27467 (aarch64_override_options_after_change_1): When forcing
27468 flag_omit_frame_pointer to be true, use a special value that can
27469 be detected if this function is called again, thus preventing
27470 flag_omit_leaf_frame_pointer from being forced to be false.
27472 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27474 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27475 Set x_flag_omit_leaf_frame_pointer when handling
27476 -momit-leaf-frame-pointer.
27478 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27481 * cgraph.c (cgraph_node::dump): Dump split_part and
27482 indirect_call_target.
27483 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27484 * ipa.c (has_addr_references_p): Cleanup.
27485 (is_indirect_call_target_p): New.
27486 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27487 called indirectly as local.
27488 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27490 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27493 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27494 on cxa_pure_virtual.
27496 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27499 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27501 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27504 * tree.c (need_assembler_name_p): Only record main variant type names.
27506 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27509 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27510 Always define to 0 or 1.
27511 (TARGET_FIX_ERR_A53_843419): New macro.
27512 * config/aarch64/aarch64-elf-raw.h
27513 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27514 * config/aarch64/aarch64-linux.h: Likewise.
27515 * config/aarch64/aarch64.c
27516 (aarch64_override_options_after_change_1): Do not default
27517 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27519 (aarch64_attributes): Handle fix-cortex-a53-843419.
27520 (aarch64_can_inline_p): Likewise.
27521 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27523 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27524 Jakub Jelinek <jakub@redhat.com>
27526 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27527 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27528 DECL_COMMONS if flag_unconstrained_commons is set.
27529 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27530 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27531 (funconstrained-commons): Document.
27533 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27535 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27536 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27538 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27540 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27541 has a proper number of elements.
27543 2016-03-10 Alan Modra <amodra@gmail.com>
27545 PR rtl-optimization/69195
27546 PR rtl-optimization/47992
27547 * ira.c (recorded_label_ref): Delete.
27548 (update_equiv_regs): Return void.
27549 (indirect_jump_optimize): New function.
27550 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27551 before regstat_compute_ri. Don't rebuild_jump_labels here.
27552 Delete update_regstat.
27554 2016-03-10 Richard Biener <rguenther@suse.de>
27556 PR tree-optimization/70128
27557 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27558 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27560 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27562 PR tree-optimization/70152
27563 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27564 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27567 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27568 instead of gen_sse2_loadlpd.
27569 * config/i386/sse.md (*vec_concatv2df): Rename to...
27570 (vec_concatv2df): ... this.
27572 PR tree-optimization/70127
27573 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27575 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27579 * diagnostic-show-locus.c (compatible_locations_p): New function.
27580 (layout::layout): Sanitize ranges using compatible_locations_p.
27582 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27586 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27587 location_range param with three const expanded_locations * and a
27589 (layout::layout): Replace call to
27590 rich_location::lazily_expand_location with get_expanded_location.
27591 Extract the range and perform location expansion here, passing
27592 the results to the layout_range ctor.
27593 * diagnostic.c (source_range::debug): Delete.
27594 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27595 of rich_location::get_expanded_location.
27596 * gcc-rich-location.c (get_range_for_expr): Delete.
27597 (gcc_rich_location::add_expr): Reimplement to avoid the
27598 rich_location::add_range overload that took a location_range,
27599 passing a location_t instead.
27601 2016-03-09 Richard Biener <rguenther@suse.de>
27602 Jakub Jelinek <jakub@redhat.com>
27604 PR tree-optimization/70138
27605 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27606 Also skip vect_double_reduction_def.
27608 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27611 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27612 if the operand is "m".
27614 2016-03-09 Nathan Sidwell <nathan@acm.org>
27616 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27618 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27620 * config/i386/i386.c (processor_target_table): Fix cost table
27621 intialization order for znver1.
27623 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27625 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27626 - becuase -> because.
27627 * ipa-reference.c (ignore_module_statics): Likewise.
27628 * cgraph.c (cgraph_node::get_body): Likewise.
27629 * ipa-inline.c (early_inliner): Likewise.
27630 * ipa-devirt.c (types_same_for_odr): Likewise.
27631 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27632 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27634 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27636 * tree-ssa-math-opts.c: Fix typo in comment.
27638 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27641 * config/i386/i386.c (scalar_chain::make_vector_copies,
27642 scalar_chain::convert_reg): Call end_sequence in between
27643 get_insns and emit_conversion_insns rather than after both
27646 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27649 * config/i386/i386.h (machine_function): Add
27650 pc_thunk_call_expanded flag.
27651 (ix86_pc_thunk_call_expanded): New define.
27652 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27653 (*set_got): Rename insn pattern from set_got.
27654 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27655 * config/i386/i386.c (ix86_compute_frame_layout): Use
27656 ix86_pc_thunk_call_expanded to prevent red-zone.
27658 2016-03-07 Martin Jambor <mjambor@suse.cz>
27660 * hsa.h (hsa_get_ctor_statements): Declare.
27661 (hsa_get_dtor_statements): Likewise.
27662 (hsa_get_kernel_dispatch_type): Likewise.
27663 * hsa.c (hsa_get_ctor_statements): New function.
27664 (hsa_get_dtor_statements): Likewise.
27665 (hsa_get_kernel_dispatch_type): Likewise.
27666 * hsa-brig.c (hsa_cdtor_statements): Removed.
27667 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27668 hsa_get_dtor_statements.
27669 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27670 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27672 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27674 * config/arm/arm-cores.def (cortex-r8): New.
27675 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27676 * config/arm/arm-tune.md: Likewise.
27677 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27679 2016-03-07 Martin Sebor <msebor@redhat.com>
27681 PR rtl-optimization/19705
27682 * doc/invoke.texi (Options That Control Optimization): Clarify
27683 -fno-branch-count-reg.
27685 2016-02-26 Richard Biener <rguenther@suse.de>
27686 Jeff Law <law@redhat.com>
27688 PR tree-optimization/69740
27689 * cfghooks.c (remove_edge): Request loop fixups if we delete
27690 an edge that might turn an irreducible loop into a natural
27692 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27693 Move after definition of loops_state_clear.
27695 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27697 PR rtl-optimization/69052
27698 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27701 2016-03-07 Tom de Vries <tom@codesourcery.com>
27703 PR tree-optimization/70116
27704 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27705 is_tm_ending stmts and ubsan/asan internal functions.
27706 (find_duplicate): Use it. Don't test is_tm_ending here.
27708 2016-03-07 Richard Biener <rguenther@suse.de>
27710 PR tree-optimization/70115
27711 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27712 (propagate_constants_for_unrolling): Use replace_uses_by.
27714 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27716 PR middle-end/69916
27717 * omp-low.c (struct oacc_loop): Add ifns.
27718 (new_oacc_loop_raw): Initialize it.
27719 (finish_oacc_loop): Clear mask & flags if no ifns.
27720 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27721 (oacc_loop_xform_loop): Add ifns arg & adjust.
27722 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27724 2016-03-07 Richard Henderson <rth@redhat.com>
27727 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27728 (insert_value_copy_on_edge): Likewise.
27730 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27732 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27734 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27737 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27739 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27741 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27743 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27745 Fix sseimul type attribute.
27746 * config/i386/znver1.md
27747 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27748 znver1_sseimul_avx256_load) : Fix the type attribute.
27749 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27750 pipe usage and latency.
27752 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27755 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27756 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27759 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27762 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27764 PR rtl-optimization/69941
27765 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27766 the reg share its mode.
27768 2016-03-04 Jeff Law <law@redhat.com>
27770 PR tree-optimization/69196
27771 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27772 If the both SSA_NAMEs are anonymous, then consider them unassociated
27773 and include the PHI in the statement count.
27775 2016-03-05 Tom de Vries <tom@codesourcery.com>
27777 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27778 construct in oacc routine. Check for oacc region in oacc routine.
27780 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27783 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27784 2016-02-22 changes, instead don't recurse if RECUR is already true.
27785 Don't change *dynamic_check if RECUR. Adjust recursive caller
27786 to pass true to the new argument.
27787 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27790 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27791 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27793 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27795 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27797 PR rtl-optimization/57676
27798 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27799 with flag_checking.
27801 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27803 * tree-vect-patterns.c (search_type_for_mask): Handle
27804 comparison of booleans.
27806 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27808 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27812 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27813 all other ops that have dw_val_class_die_ref operands,
27814 and DW_OP_GNU_entry_value.
27816 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27818 PR rtl-optimization/69904
27819 * config/arm/arm.c (arm_cannot_copy_insn_p):
27820 Return true for load-exclusive instructions.
27822 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27825 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27826 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27827 the pattern no matter if it is used just by non-pattern, pattern
27829 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27830 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27831 oprnd1 def_stmt is in pattern, don't look through it.
27833 2016-03-03 Marek Polacek <polacek@redhat.com>
27835 PR middle-end/70050
27836 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27838 2016-03-03 Martin Liska <mliska@suse.cz>
27840 PR tree-optimization/70043
27841 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27842 previous statement if we see a debug statement.
27844 2016-03-03 Richard Biener <rguenther@suse.de>
27846 PR tree-optimization/55936
27847 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27848 parameter and guard unsafe equivalence use.
27849 (vrp_evaluate_conditional_warnv_with_ops): Always use
27850 safe equivalences but not via the quadratic compare_names
27853 2016-03-03 Michael Collison <michael.collison@linaro.org>
27856 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27857 for operand 1 to s_register_operand. Change predicate for operand
27858 2 to arm_not_immediate_operand.
27860 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27862 * doc/tm.texi: Regenerated.
27864 2016-03-02 Richard Henderson <rth@redhat.com>
27867 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27868 simplification when all args are positive non-fixed registers.
27870 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27872 * target.def (lra_p): Specify that new ports should use LRA.
27874 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27877 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27878 gimplify_type_sizes the type they refer to.
27879 (omp_notice_variable): Handle reference vars to VLAs.
27880 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27881 reference to VLA decls in the second pass instead of first pass.
27883 2016-03-02 Tom de Vries <tom@codesourcery.com>
27885 PR tree-optimization/68659
27886 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27887 new_expr == NULL_TREE.
27888 (get_new_name): Handle ADDR_EXPR.
27890 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27892 PR rtl-optimization/69052
27893 * loop-invariant.c (canonicalize_address): New function.
27894 (inv_can_prop_to_addr_use): Check validity of address expression
27895 which is canonicalized by above function.
27897 2016-03-02 Alan Modra <amodra@gmail.com>
27900 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27903 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27906 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27907 (*movhi_internal): Put mask moves from and to memory separately
27908 from moves from/to GPRs.
27910 2016-03-02 Richard Biener <rguenther@suse.de>
27912 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27913 GENERIC expressions in GIMPLE.
27915 2016-03-02 Richard Biener <rguenther@suse.de>
27917 * config/i386/i386.c (type_natural_mode): Fix typo.
27919 2016-03-02 Nick Clifton <nickc@redhat.com>
27921 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27923 2016-03-02 Richard Biener <rguenther@suse.de>
27924 Uros Bizjak <ubizjak@gmail.com>
27927 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27929 2016-03-02 Richard Biener <rguenther@suse.de>
27931 PR middle-end/67278
27932 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27934 2016-03-02 Marek Polacek <polacek@redhat.com>
27937 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27938 "is promoted to" warning.
27940 2016-03-01 DJ Delorie <dj@redhat.com>
27942 * config.gcc: Deprecate mep-*.
27944 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27946 PR middle-end/70025
27947 * lra-constraints.c (regno_val_use_in): New.
27948 (match_reload): Use it instead of regno_use_in.
27950 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27952 PR rtl-optimization/70007
27953 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27954 references present in REG_EQUAL notes attached to non-SET patterns.
27956 2016-03-01 Jeff Law <law@redhat.com>
27958 PR tree-optimization/69196
27959 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27960 Appropriately clamp the number of statements to copy when the
27961 thread path does not traverse a loop backedge.
27963 PR tree-optimization/69196
27964 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27965 Do count some PHIs in the thread path against the insn count. Decrease
27966 final statement count by one as the control statement in the last
27967 block will get removed. Remove special cased code for handling PHIs
27970 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27973 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27974 asm dialect alternatives to explicit GOTPCREL calls.
27976 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27979 * ira.c (do_reload): Issue warning for generic stack checking here...
27980 * reload1.c (reload): ...instead of here and streamline it.
27982 2016-03-01 Nick Clifton <nickc@redhat.com>
27984 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27986 2016-03-01 Richard Biener <rguenther@suse.de>
27988 PR tree-optimization/69983
27989 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27990 types and fall back to operand_equal_p.
27992 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27995 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27997 * config/s390/constraints.md ("jm8"): New constraint.
27998 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28000 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28002 ("*setmem_long<setmem_and>"): New pattern.
28003 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28005 ("*setmem_long_31z<setmem_and>"): New pattern.
28006 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28007 New substitution rules with the required attributes.
28010 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28013 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28015 * gensupport.c (process_substs_on_one_elem): Split loop to
28016 complete mark_operands_used_in_match_dup on all expressions in the
28018 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28019 and remove function.
28021 2016-03-01 Richard Biener <rguenther@suse.de>
28023 PR middle-end/70022
28024 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28025 vector BIT_FIELD_REF extract.
28027 2016-03-01 Richard Biener <rguenther@suse.de>
28029 PR tree-optimization/69994
28030 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28032 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28034 PR tree-optimization/69956
28035 * tree-vect-stmts.c (supportable_widening_operation): Support
28036 multi-step conversion of boolean vectors.
28037 (supportable_narrowing_operation): Likewise.
28039 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28041 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28044 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28046 * config/s390/subst.md (DSI_VI): New mode iterator.
28047 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28048 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28049 the insn definition.
28050 ("*vec_set<mode>"): Change predicate and add alternative to
28051 support only either register or const_int operands as element
28053 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28055 ("vec_extract<mode>"): New expander.
28056 ("*vec_extract<mode>"): New insn definition supporting reg and
28057 const_int element selectors.
28058 ("*vec_extract<mode>_plus"): New insn definition supporting
28059 reg+const_int element selectors.
28060 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28061 following expander+insn definition.
28062 ("<vec_shifts_name><mode>3"): New expander.
28063 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28065 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28067 * config/s390/s390.md ("*tabort_1"): Change predicate to
28068 nonmemory_operand. Add a second alternative to cover
28069 register as well as const int operands.
28070 ("*tabort_1_plus"): New pattern definition.
28072 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28074 * config/s390/s390.md ("*ashrdi3_cc_31")
28075 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28076 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28077 Merge insn definitions into ...
28078 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28079 New pattern definition.
28080 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28081 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28082 ("*ashr<mode>3_and"): Merge insn definitions into ...
28083 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28084 New pattern definition.
28085 * config/s390/subst.md ("addr_style_op_cc_subst")
28086 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28087 substitutions patterns plus attributes.
28088 Add ashiftrt to SUBST iterator.
28090 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28092 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28093 op2 to nonmemory_operand.
28094 ("*<shift>di3_31", "*<shift>di3_31_and"):
28095 Merge into single pattern definition ...
28096 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28097 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28098 pattern definition ...
28099 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28100 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28103 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28105 * config/s390/predicates.md (const_int_6bitset_operand): New
28107 * config/s390/s390.md: Include subst.md.
28108 ("rotl<mode>3"): New expander.
28109 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28111 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28112 * config/s390/subst.md: New file.
28114 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28116 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28117 Remove RRR type. It doesn't really exist.
28118 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28120 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28121 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28122 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28123 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28124 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28125 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28126 `enabled' attribute.
28128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28130 * gensupport.c (process_substs_on_one_elem): Split loop to
28131 complete mark_operands_used_in_match_dup on all expressions in the
28133 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28134 and remove function.
28136 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28139 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28140 (CEIL_NWORDS): ...this. Use CEIL macro.
28141 (compute_fp_layout): Adjust to above renaming.
28142 (function_arg_union_value): Likewise.
28143 (sparc_arg_partial_bytes): Likewise.
28144 (sparc_function_arg_advance): Likewise.
28146 2016-02-29 Jeff Law <law@redhat.com>
28148 PR tree-optimization/70005
28149 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28150 where an object with a boolean range is compared against a value
28153 PR tree-optimization/69999
28154 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28155 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28158 2016-02-29 Richard Biener <rguenther@suse.de>
28160 PR tree-optimization/69994
28161 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28162 (get_unary_op): Look through nop conversions.
28163 (ops_equal_values_p): New function, look for equality diregarding
28165 (eliminate_plus_minus_pair): Use ops_equal_values_p
28166 (repropagate_negates): Do not use get_unary_op here.
28168 2016-02-29 Martin Liska <mliska@suse.cz>
28170 * system.h: Poison ENABLE_CHECKING macro.
28172 2016-02-29 Martin Liska <mliska@suse.cz>
28174 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28175 is presented in dump flags.
28176 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28177 (hsa_regalloc): Likewise.
28179 2016-02-19 Richard Biener <rguenther@suse.de>
28181 PR tree-optimization/69980
28182 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28183 permutation of those we need to keep.
28185 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28188 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28189 (NWORDS_UP): ...this
28190 (init_cumulative_args): Minor tweaks.
28191 (sparc_promote_function_mode): Likewise.
28192 (scan_record_type): Delete.
28193 (traverse_record_type): New function template.
28194 (classify_data_t): New structure type.
28195 (classify_registers): New inline function.
28196 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28197 exhausted. Instantiate traverse_record_type on classify_registers and
28198 deal with the case of a structure passed in slot #15 with no FP field
28200 (assign_data_t): New structure type.
28201 (compute_int_layout): New static function.
28202 (compute_fp_layout): Likewise.
28203 (count_registers): New inline function.
28204 (assign_int_registers): New static function.
28205 (assign_fp_registers): Likewise.
28206 (assign_registers): New inline function.
28207 (function_arg_record_value_1): Delete.
28208 (function_arg_record_value_2): Likewise.
28209 (function_arg_record_value_3): Likewise.
28210 (function_arg_record_value): Adjust to above changes. Instantiate
28211 traverse_record_type on count_registers to first count the number of
28212 registers to be used and then on assign_registers to assign them.
28213 (function_arg_union_value): Adjust to above renaming.
28214 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28215 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28216 case of a structure passed in slot #15
28217 (sparc_function_arg_advance): Likewise.
28218 (function_arg_padding): Minor tweak.
28220 2016-02-29 Richard Biener <rguenther@suse.de>
28222 PR tree-optimization/69720
28223 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28224 the adjustment_def path for possibly vectorized defs.
28225 (vect_create_epilog_for_reduction): Handle vectorized initial
28228 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28230 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28232 2016-02-27 Jeff Law <law@redhat.com>
28235 2016-02-26 Richard Biener <rguenther@suse.de>
28236 Jeff Law <law@redhat.com>
28238 PR tree-optimization/69740
28239 * cfghooks.c (remove_edge): Request loop fixups if we delete
28240 an edge that might turn an irreducible loop into a natural
28243 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28245 PR rtl-optimization/69896
28246 * tree-vect-generic.c (get_compute_type): Avoid single element
28249 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28251 Rename the AArch64 tuning option and related functions to enable the
28252 Newton series for the reciprocal square root to reflect its
28253 approximative characteristic.
28255 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28256 function to "aarch64_emit_approx_rsqrt".
28257 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28258 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28259 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28260 (xgene1_tunings): Likewise.
28261 (use_rsqrt_p): Likewise.
28262 (aarch64_emit_swrsqrt): Use new function name.
28263 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28264 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28265 text explaining this option.
28266 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28268 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28271 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28272 complain about -mallow-movmisalign without -mvsx if
28273 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28275 2016-02-26 Joel Sherrill <joel@rtems.org>
28277 * config.gcc: Add x86_64-*-rtems*.
28278 * config/i386/rtems-64.h: New file.
28280 2016-02-26 Joel Sherrill <joel@rtems.org>
28282 * config.gcc: Add aarch64-*-rtems*.
28283 * config/aarch64/rtems.h: New file.
28285 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28288 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28289 shift amount using %h. Add comment.
28291 2016-02-26 Richard Biener <rguenther@suse.de>
28292 Jeff Law <law@redhat.com>
28294 PR tree-optimization/69740
28295 * cfghooks.c (remove_edge): Request loop fixups if we delete
28296 an edge that might turn an irreducible loop into a natural
28299 2016-02-26 Martin Jambor <mjambor@suse.cz>
28301 PR middle-end/69920
28302 * tree-sra.c (sra_modify_assign): Do not remove loads of
28303 uninitialized aggregates to SSA_NAMEs.
28305 2016-02-26 Richard Henderson <rth@redhat.com>
28308 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28309 pseudo in case the target rtx matches the source of the left
28312 2016-02-26 Martin Jambor <mjambor@suse.cz>
28315 * hsa.h (hsa_type_packed_p): Declare.
28316 * hsa.c (hsa_type_packed_p): New function.
28317 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28319 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28320 * hsa-brig.c (emit_basic_insn): Likewise.
28322 2016-02-26 Martin Jambor <mjambor@suse.cz>
28325 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28327 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28329 2016-02-26 Martin Jambor <mjambor@suse.cz>
28331 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28332 hsa_op_with_type operands.
28333 (hsa_unsigned_type_for_type): Declare.
28334 * hsa.c (hsa_unsigned_type_for_type): New function.
28335 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28336 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28337 the finalizer. Do not emit extra move.
28339 2016-02-26 Martin Jambor <mjambor@suse.cz>
28341 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28342 atomic operations in private segment.
28344 2016-02-26 Martin Jambor <mjambor@suse.cz>
28346 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28347 statements to wi->info. Also disallow omp simd constructs.
28348 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28349 for not gridifying. Dump special string for omp_for.
28351 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28354 * config/aarch64/aarch64.c (aarch64_set_current_function):
28355 Save/restore target globals when switching to
28356 target_option_default_node.
28358 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28361 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28362 Return 0 if !SHIFT_COUNT_TRUNCATED.
28364 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28365 Eric Botcazou <ebotcazou@adacore.com>
28367 PR rtl-optimization/69891
28368 * dse.c (scan_insn): If we can't figure out memset arguments
28369 or they are non-constant, call clear_rhs_from_active_local_stores.
28371 2016-02-26 Martin Liska <mliska@suse.cz>
28373 * doc/extend.texi: Mention clog10, clog10f an clog10l
28374 in Builtins section.
28376 2016-02-26 Martin Liska <mliska@suse.cz>
28378 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28380 (resolve_args_picking_1): Likewise.
28381 * dwarf2out.h (struct GTY): Likewise.
28383 2016-02-26 Martin Liska <mliska@suse.cz>
28385 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28386 with flag_checking.
28387 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28389 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28390 Martin Liska <mliska@suse.cz>
28392 * doc/install.texi: Mention --enable-valgrind-annotations.
28394 2016-02-26 Richard Biener <rguenther@suse.de>
28396 PR tree-optimization/69551
28397 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28398 looking through aliases adjust DECL_PT_UID to refer to the
28399 ultimate alias target.
28401 2016-02-25 Martin Liska <mliska@suse.cz>
28403 PR middle-end/69919
28404 * alloc-pool.c (after_memory_report): New variable.
28405 * alloc-pool.h (base_pool_allocator ::release): Do not use
28406 the infrastructure if after_memory_report.
28407 * toplev.c (toplev::main): Mark after memory report.
28409 2016-02-25 Richard Biener <rguenther@suse.de>
28411 PR tree-optimization/48795
28412 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28414 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28417 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28418 offloading is enabled and -fopenacc or -fopenmp is specified.
28419 (CRTOFFLOADEND): Likewise.
28420 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28421 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28422 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28423 (offload_objects_file_name): New static var.
28424 (tool_cleanup): Remove offload_objects_file_name file.
28425 (find_offloadbeginend): Replace with ...
28426 (find_crtoffloadtable): ... this.
28427 (run_gcc): Remove offload_argc and offload_argv.
28428 Get offload_objects_file_name from -foffload-objects=... option.
28429 Read names of object files with offload from this file, pass them to
28430 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28431 don't pass offloadbegin and offloadend to the linker. Don't pass
28432 offload non-LTO files to the linker, because now they're not claimed.
28434 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28437 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28438 on builtin_unreachable.
28440 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28442 PR rtl-optimization/69896
28443 * regcprop.c: Include cfgrtl.h.
28444 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28445 than remembered mode, either delete it (if noop_move_p), or
28446 treat like copy_p but not noop_p instruction.
28448 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28451 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28452 - allow NULL decl for Fortran DW_TAG_common_block variables.
28454 2016-02-24 Jason Merrill <jason@redhat.com>
28456 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28458 2016-02-24 Richard Biener <rguenther@suse.de>
28459 Jakub Jelinek <jakub@redhat.com>
28461 PR middle-end/69760
28462 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28463 conditionally executed ops to well-defined overflow behavior.
28465 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28467 PR middle-end/69915
28468 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28471 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28473 PR rtl-optimization/69886
28474 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28475 argument. Use it when checking validity of set instructions.
28476 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28477 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28479 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28480 * store-motion.c (find_moveable_store): Update
28481 can_assign_to_reg_without_clobbers_p callsite.
28483 2016-02-24 Richard Biener <rguenther@suse.de>
28485 PR middle-end/68963
28486 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28488 (record_nonwrapping_iv): Do not fall back to the low/high bound
28489 for non-constant IV bases if the stmt is not always executed.
28491 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28493 * config/arm/arm-cores.def (cortex-a32): New entry.
28494 * config/arm/arm-tables.opt: Regenerate.
28495 * config/arm/arm-tune.md: Regenerate.
28496 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28497 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28498 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28499 for -mcpu and -mtune.
28501 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28504 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28505 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28506 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28507 (atomic_loaddi_1): Delete.
28508 (atomic_loaddi): Rewrite expander using the above changes.
28510 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28513 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28516 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28517 Richard Biener <rguenth@suse.de>
28519 PR middle-end/69909
28520 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28521 set_mem_attributes if tem is SSA_NAME which got expanded
28524 2016-02-24 Richard Biener <rguenther@suse.de>
28526 PR tree-optimization/69907
28527 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28528 end of permutations for BB vectorization.
28530 2016-02-24 Christian Bruel <christian.bruel@st.com>
28532 * config/arm/arm-c.c (arm_option_override): Initialize
28533 target_option_current_node.
28534 * config/arm/arm.c (arm_pragma_target_parse): Replace
28535 build_target_option_node call by target_option_current_node.
28536 Set target_option_current_node.
28539 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28542 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28543 define_insn_and_split to define_insn.
28544 (zero_extendqi<mode>2_dot2): Same.
28545 (extendqi<mode>2_dot): Same.
28546 (extendqi<mode>2_dot2): Same.
28548 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28550 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28551 and add bypass for AES{D,E} and AESMC pairs.
28552 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28555 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28557 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28558 series for reciprocal square root in Exynos M1.
28560 2016-02-23 Martin Sebor <msebor@redhat.com>
28563 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28564 __builtin_alloca_with_align.
28566 2016-02-23 Richard Henderson <rth@redhat.com>
28568 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28569 (ix86_register_pragmas): Remove __seg_tls.
28570 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28571 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28572 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28573 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28574 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28575 * doc/extend.texi (__seg_tls): Remove item.
28577 2016-02-23 Richard Biener <rguenther@suse.de>
28579 * alloc-pool.h (struct allocation_object): Make id member
28580 conditional on CHECKING_P again.
28581 (get_instance): Adjust.
28582 (base_pool_allocator): Likewise.
28584 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28586 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28587 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28589 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28591 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28593 2016-02-23 Richard Biener <rguenther@suse.de>
28595 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28596 * bitmap.h (struct bitmap_usage): Likewise.
28597 (bitmap_move): Declare.
28598 * bitmap.c (register_overhead): Take size_t argument.
28599 (bitmap_move): New function.
28600 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28601 to properly account overhead.
28602 * tree.c (free_node): Use tree_size.
28604 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28607 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28608 when inverting comparison.
28611 * common.opt (Wunreachable-code): Add Warning flag.
28613 2016-02-23 Mark Wielaard <mjw@redhat.com>
28614 Jakub Jelinek <jakub@redhat.com>
28617 * cgraphunit.c (check_global_declaration): Check main_input_filename
28618 and DECL_SOURCE_FILE are not NULL.
28620 2016-02-23 Martin Jambor <mjambor@suse.cz>
28622 PR tree-optimization/69666
28623 * tree-sra.c (sra_modify_assign): Do not attempt to create
28624 default_def replacements for unscalarizable regions.
28626 2016-02-20 Mark Wielaard <mjw@redhat.com>
28629 * cgraphunit.c (check_global_declaration): Check level of
28630 warn_unused_const_variable and main_input_filename.
28631 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28632 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28633 (-Wunused-const-variable): Explain levels 1 and 2.
28635 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28638 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28639 identical arguments. Formatting and spelling fixes.
28642 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28647 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28648 and m68k-devices.def.
28649 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28650 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28652 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28654 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28655 and HImode registers.
28657 2016-02-22 Richard Biener <rguenther@suse.de>
28659 PR tree-optimization/69882
28660 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28661 preserve permutations present because of gaps.
28662 (vect_supported_load_permutation_p): Always continue checking
28663 permutations after vect_attempt_slp_rearrange_stmts.
28665 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28667 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28668 min_profitable_estimate, rather than min_profitable_iters.
28670 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28673 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28674 SImode for last match_operand.
28676 2016-02-22 Martin Liska <mliska@suse.cz>
28678 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28679 return bitsize - 1 as the return value.
28681 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28685 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28686 Handle negative shift counts.
28687 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28688 force_reg on the shift constant.
28689 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28690 (lshrsi3_d): Handle negative shift counts.
28692 2016-02-22 Richard Biener <rguenther@suse.de>
28693 Tom de Vries <tom@codesourcery.com>
28695 * graph.c: Include dumpfile.h.
28696 (print_graph_cfg): Split into three overloads.
28697 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28699 2016-02-22 Tom de Vries <tom@codesourcery.com>
28701 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28704 2016-02-22 Richard Biener <rguenther@suse.de>
28707 * ipa-inline-transform.c (inline_call): When not updating
28708 overall summaries adjust self size by the growth estimate.
28709 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28710 hash-set, do not update overall summaries here. Renamed from ...
28711 (inline_to_all_callers): ... this which is now wrapping the
28712 above and performing delayed overall summary update.
28713 (early_inline_small_functions): Delay updating of the overall
28716 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28718 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28721 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28724 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28725 :%* in %:gt() argument.
28726 (greater_than_spec_func): Adjust for expecting only numbers,
28727 if there are more than two numbers, compare the last two.
28729 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28731 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28732 -Wnarrowing with -std.
28734 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28737 * expr.c (store_field): Don't use bit-field path if exp is
28738 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28739 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28740 and the assignment can be performed by bitwise copy. Formatting
28743 PR middle-end/69838
28744 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28745 call copy_reg_eh_region_note_forward on before and/or after sequences
28746 and remove note from insn if it no longer can throw.
28749 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28750 if TARGET_AVX512BW.
28752 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28754 * config/s390/vector.md: Add missing commutative operand markers
28755 to the patterns which qualify for one.
28756 * config/s390/vx-builtins.md: Likewise.
28758 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28760 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28761 types to mode iterators.
28762 (vec_double): ... and mode attribute.
28763 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28765 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28767 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28768 Change the predicate of op2 from nonimmediate to general and let
28769 reload fix it if necessary.
28771 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28773 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28775 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28777 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28780 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28782 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28783 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28784 * config/s390/s390.md ("movstr<P:mode>"): Call
28785 s390_expand_vec_movstr.
28787 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28789 * config/s390/s390.md: Add missing output modifier for operand 1
28790 to print it as address properly.
28792 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28794 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28795 * config/s390/2964.md: New file.
28796 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28797 of insn grouping attributes depending on the CPU level.
28798 (s390_get_unit_mask): New function.
28799 (s390_sched_score): Remove the OOO from the scheduling macros.
28800 Add loop to calculate a score for the instruction mix.
28801 (s390_sched_reorder): Likewise plus improve debug output.
28802 (s390_sched_variable_issue): Rename macros as above. Calculate
28803 the unit distances after actually scheduling an insn. Improve
28805 (s390_sched_init): Clear last_scheduled_unit_distance array.
28806 * config/s390/s390.md: Include 2964.md.
28808 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28811 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28812 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28813 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28814 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28815 *avx512f_<code>v8div16qi2_mask_1): New insns.
28817 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28820 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28823 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28824 earlyclobber from target. Use wF constraint for fused memory
28826 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28828 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28829 Martin Liska <mliska@suse.cz>
28832 * cfgexpand.c (asan_sanitize_stack_p): New function.
28833 (partition_stack_vars): Use the function.
28834 (expand_stack_vars): Likewise.
28835 (defer_stack_allocation): Likewise.
28836 (expand_used_vars): Likewise.
28838 2016-02-18 Richard Biener <rguenther@suse.de>
28840 PR middle-end/69553
28841 * fold-const.c (operand_equal_p): Properly compare offsets for
28842 IMAGPART_EXPR and ARRAY_REF.
28844 2016-02-18 Nick Clifton <nickc@redhat.com>
28848 * config/arm/arm.c (arm_option_override_internal): Disable
28849 interworking if the target does not support thumb instructions.
28850 (arm_reload_in_hi): Handle the case where a register to register
28851 move needs reloading because there is no simple pattern to handle
28853 (arm_reload_out_hi): Likewise.
28855 2016-02-18 Richard Biener <rguenther@suse.de>
28857 PR middle-end/69854
28858 * match.pd: Don't use fold_binary or fold_unary for folding
28861 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28864 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28865 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28866 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28867 warn on gimple_no_warning_p statements.
28869 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28871 * doc/extend.texi (C++ Attributes): Correct description of
28872 warn_unused type attribute.
28874 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28876 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28877 correct instruction.
28879 2016-02-17 Richard Biener <rguenther@suse.de>
28881 PR rtl-optimization/69609
28882 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28883 (find_traces_1_round): When ending a trace update cached priority
28885 (bb_to_key): Use cached priority when available.
28886 (copy_bb): Initialize cached priority.
28887 (reorder_basic_blocks_software_trace_cache): Likewise.
28889 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28892 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28894 (aarch64_comparison_operator): Break overly long line into two.
28895 (aarch64_comparison_operation): Likewise.
28896 * config/aarch64/aarch64.md (cstorecc4): Use
28897 aarch64_comparison_operator_mode instead of
28898 aarch64_comparison_operator.
28899 (cstore<mode>4): Likewise.
28900 (aarch64_cstore<mode>): Likewise.
28901 (*cstoresi_insn_uxtw): Likewise.
28902 (cstore<mode>_neg): Likewise.
28903 (*cstoresi_neg_uxtw): Likewise.
28905 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28908 * config/arm/predicates.md (arm_comparison_operator_mode):
28910 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28911 instead of arm_comparison_operator.
28912 (*mov_negscc): Likewise.
28913 (*mov_notscc): Likewise.
28914 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28915 (*thumb2_mov_negscc): Likewise.
28916 (*thumb2_mov_negscc_strict_it): Likewise.
28917 (*thumb2_mov_notscc): Likewise.
28918 (*thumb2_mov_notscc_strict_it): Likewise.
28920 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28922 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28923 Add missing return.
28925 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28927 * config/visium/visium.c (machine_libfunc_index): New enum.
28928 (machine_libfuncs): New structure.
28929 (visium_libfuncs): New static variable.
28930 (TARGET_INIT_LIBFUNCS): Define to...
28931 (visium_init_libfuncs): ...this. New function.
28932 (expand_block_move_4): Use the appropriate libfunc.
28933 (expand_block_move_2): Likewise.
28934 (expand_block_move_1): Likewise.
28935 (expand_block_set_4): Likewise.
28936 (expand_block_set_2): Likewise.
28937 (expand_block_set_1): Likewise.
28938 (visium_trampoline_init): Likewise.
28940 2016-02-17 Nick Clifton <nickc@redhat.com>
28942 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28943 TI's devices.csv file as of March 2016.
28945 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28948 * opts-global.c (handle_common_deferred_options): Introduce and
28949 initialize two global variables to remember command-line options
28950 specifying a stack-limiting register.
28951 * opts.h: Add extern declarations of the two new global variables.
28952 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28953 variable based on the values of the two new global variables.
28955 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28958 * common.opt (Wnonnull-compare): New warning.
28959 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28960 of arguments against NULL.
28961 (-Wnonnull-compare): Document.
28962 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28963 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28964 * passes.def (pass_warn_nonnull_compare): Add.
28965 * gimple-ssa-nonnull-compare.c: New file.
28967 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28969 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28970 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28972 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28974 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28975 reciprocal sqrt for -mlow-precision-recip-sqrt.
28977 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28978 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28980 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28981 always use lane loads to construct non-constant vectors.
28983 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28985 * config/aarch64/aarch64.md
28986 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28987 constraints for operand 3.
28988 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28990 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28991 Richard Biener <rguenther@suse.de>
28993 PR tree-optimization/69820
28994 * tree-vect-patterns.c (type_conversion_p): Return false if
28995 *orig_type is unsigned single precision or boolean.
28996 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28999 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29001 PR rtl-optimization/69764
29002 PR rtl-optimization/69771
29003 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29004 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29006 2016-02-16 Richard Biener <rguenther@suse.de>
29008 PR tree-optimization/69776
29009 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29011 (indirect_refs_may_alias_p): Likewise.
29012 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29013 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29014 according to tbaa_p.
29015 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29016 (optimize_stmt): For redundant store discovery do not allow tbaa.
29018 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29020 PR tree-optimization/69714
29021 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29022 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29024 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29026 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29027 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29028 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29029 * config/arc/arc.c (arc_init): Check FPU options.
29030 (get_arc_condition_code): Handle new CC_FPU* modes.
29031 (arc_select_cc_mode): Likewise.
29032 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29033 register pair only. Allow access for ARCv2 accumulator.
29034 (gen_compare_reg): Whenever we have FPU support use FPU compare
29036 (arc_reorg): Don't generate brcc insns when FPU compare
29037 instructions are involved.
29038 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29039 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29040 floating point emulation.
29041 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29042 (REVERSE_CONDITION): Add new CC_FPU* modes.
29043 (TARGET_FP_SP_BASE): Define.
29044 (TARGET_FP_DP_BASE): Likewise.
29045 (TARGET_FP_SP_FUSED): Likewise.
29046 (TARGET_FP_DP_FUSED): Likewise.
29047 (TARGET_FP_SP_CONV): Likewise.
29048 (TARGET_FP_DP_CONV): Likewise.
29049 (TARGET_FP_SP_SQRT): Likewise.
29050 (TARGET_FP_DP_SQRT): Likewise.
29051 (TARGET_FP_DP_AX): Likewise.
29052 * config/arc/arc.md (ARCV2_ACC): New constant.
29053 (type): New fpu type attribute.
29054 (SDF): Conditional iterator.
29055 (cstore<mode>, cbranch<mode>): Change expand condition.
29056 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29057 handles FPU/FPX cases as well.
29058 * config/arc/arc.opt (mfpu): New option.
29059 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29061 (adddf3, muldf3, subdf3): Removed.
29062 * config/arc/predicates.md (proper_comparison_operator): Recognize
29064 * config/arc/fpu.md: New file.
29065 * doc/invoke.texi (ARC Options): Document mfpu option.
29067 2016-02-16 Richard Biener <rguenther@suse.de>
29069 PR rtl-optimization/69291
29070 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29071 noce_operand_ok check.
29073 2016-02-16 Tom de Vries <tom@codesourcery.com>
29076 * omp-low.c (simd_clone_create): Remove call to
29077 symtab->call_cgraph_insertion_hooks.
29079 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29081 PR tree-optimization/69802
29082 * tree-ssa-reassoc.c (update_range_test): If op is
29083 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29084 op == 1 test of precision 1 integral op, otherwise handle
29085 that case as op itself. Fix up formatting.
29086 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29089 2016-02-16 Richard Biener <rguenther@suse.de>
29091 PR tree-optimization/69586
29092 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29093 types for conversion sources.
29095 2016-02-16 Richard Biener <rguenther@suse.de>
29097 PR middle-end/69801
29098 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29099 mask OEP_ADDRESS_OF.
29101 2016-02-16 Alan Modra <amodra@gmail.com>
29104 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29105 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29106 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29108 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29109 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29110 (p8_fmrgow_<mode>): Likewise.
29111 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29113 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29114 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29115 to use movdi_internal64. Remove op0_di.
29116 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29118 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29120 Add support for the FCCMP insn types
29122 * config/aarch64/aarch64.md (fccmp): Change insn type.
29123 (fccmpe): Likewise.
29124 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29125 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29126 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29127 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29128 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29129 * config/arm/types.md (fccmps): Add new insn type.
29130 (fccmpd): Likewise.
29132 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29134 * alias.c (get_alias_set): Fix a typo in comment.
29136 2016-02-15 Richard Biener <rguenther@suse.de>
29138 PR tree-optimization/69595
29139 * match.pd: Complete range test simplification to true.
29141 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29143 PR rtl-optimization/69648
29144 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29145 pic_offset_table_rtx.
29147 PR rtl-optimization/69752
29148 * ira.c (update_equiv_regs): When looking for more than a single SET,
29149 also take other side effects into account.
29151 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29153 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29154 for z900+ CPUs in 31-bit mode.
29156 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29158 * common/config/s390/s390-common.c (s390_supports_split_stack):
29160 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29161 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29162 * config/s390/s390.c (struct machine_function): New field
29163 split_stack_varargs_pointer.
29164 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29165 in s390_emit_prologue.
29166 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29168 (morestack_ref): New global.
29169 (SPLIT_STACK_AVAILABLE): New macro.
29170 (s390_expand_split_stack_prologue): New function.
29171 (s390_live_on_entry): New function.
29172 (s390_va_start): Use split-stack vararg pointer if appropriate.
29173 (s390_asm_file_end): Emit the split-stack note sections.
29174 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29175 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29176 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29177 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29178 (split_stack_prologue): New expand.
29179 (split_stack_space_check): New expand.
29180 (split_stack_data): New insn.
29181 (split_stack_call): New expand.
29182 (split_stack_call_*): New insn.
29183 (split_stack_cond_call): New expand.
29184 (split_stack_cond_call_*): New insn.
29186 2016-02-15 Richard Biener <rguenther@suse.de>
29188 PR tree-optimization/69783
29189 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29190 Add trivially correct cases.
29192 2016-02-15 Tom de Vries <tom@codesourcery.com>
29195 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29197 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29199 2016-02-15 Richard Biener <rguenther@suse.de>
29201 PR tree-optimization/69776
29202 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29203 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29204 indicate whether we can use TBAA to disambiguate against stores.
29205 Use alias-set zero if not.
29206 (visit_reference_op_store): Do not use TBAA when looking up
29208 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29209 (eliminate_dom_walker::before_dom_children): But not when looking
29210 up redundant stores.
29212 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29214 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29216 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29218 * config/i386/znver1.md
29219 (znver1_pop, znver1_pop_mem,
29220 znver1_load_imov_double_store,
29221 znver1_load_imov_direct_store,
29222 znver1_load_imov_direct_load,
29223 znver1_load_imov_double_load): Add new.
29224 (znver1_insn, znver1_insn_load): Add icmov type.
29225 (znver1_sseavx_fma,
29226 znver1_sseavx_fma_load,
29228 znver1_avx256_fma_load): Fix pipe usage.
29230 2016-02-14 Alan Modra <amodra@gmail.com>
29233 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29234 with an invalid hard reg, reload just the reg not the entire
29235 pre/post-inc/dec address expression.
29237 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29240 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29241 fixed R1_REG scratch reg.
29242 (sibcall_value_pcrel_fdpic): Likewise.
29244 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29248 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29250 2016-02-12 Walter Lee <walt@tilera.com>
29252 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29253 * config/tilegx/t-tilegx: Likewise.
29255 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29258 * diagnostic-show-locus.c (struct line_span): New struct.
29259 (layout::get_first_line): Delete.
29260 (layout::get_last_line): Delete.
29261 (layout::get_num_line_spans): New member function.
29262 (layout::get_line_span): Likewise.
29263 (layout::print_heading_for_line_span_index_p): Likewise.
29264 (layout::get_expanded_location): Likewise.
29265 (layout::calculate_line_spans): Likewise.
29266 (layout::m_first_line): Delete.
29267 (layout::m_last_line): Delete.
29268 (layout::m_line_spans): New field.
29269 (layout::layout): Update comment. Replace m_first_line and
29270 m_last_line with m_line_spans, replacing their initialization
29271 with a call to calculate_line_spans.
29272 (diagnostic_show_locus): When printing source lines and
29273 annotations, rather than looping over a single span
29274 of lines, instead loop over each line_span within
29275 the layout, with an inner loop over the lines within them.
29276 Call the context's start_span callback when changing line spans.
29277 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29278 (diagnostic_build_prefix): Break out the building of the location
29279 part of the string into...
29280 (diagnostic_get_location_text): ...this new function, rewriting
29281 it from nested ternary expressions to a sequence of "if"
29283 (default_diagnostic_start_span_fn): New function.
29284 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29285 (diagnostic_context::start_span): New field.
29286 (default_diagnostic_start_span_fn): New prototype.
29288 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29291 * gcc.c (driver::finalize): Fix cleanup of "specs".
29293 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29297 * gcc.c (driver::driver): Initialize m_option_suggestions.
29298 (driver::~driver): Clean up m_option_suggestions.
29299 (suggest_option): Convert to...
29300 (driver::suggest_option): ...this, and split out into
29301 driver::build_option_suggestions and find_closest_string.
29302 (driver::build_option_suggestions): New function, from
29303 first half of suggest_option. Special-case
29304 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29305 the sanitizer_opts array. For options of enum types, add the
29306 various enum values to the candidate strings.
29307 (driver::handle_unrecognized_options): Remove "const".
29308 * gcc.h (driver::handle_unrecognized_options): Likewise.
29309 (driver::build_option_suggestions): New decl.
29310 (driver::suggest_option): New decl.
29311 (driver::m_option_suggestions): New field.
29312 * opts-common.c (add_misspelling_candidates): New function.
29313 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29314 and make non-static.
29315 * opts.h (sanitizer_opts): New array decl.
29316 (add_misspelling_candidates): New function decl.
29317 * spellcheck.c (find_closest_string): New function.
29318 * spellcheck.h (find_closest_string): New function decl.
29320 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29322 PR rtl-optimization/69764
29323 PR rtl-optimization/69771
29324 * optabs.c (expand_binop_directly): For shift_optab_p, force
29325 convert_modes with VOIDmode if xop1 has VOIDmode.
29327 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29330 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29331 to correctly determine instrumentation thunks.
29333 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29336 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29337 type by reference, force lhs on the call.
29340 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29341 Compute retval and retbnd early in all cases if split_part_return_p
29342 and return_bb is not EXIT. Remove all clobber stmts and reset
29343 all debug stmts that refer to SSA_NAMEs defined in split part,
29344 except if it is retval, in that case replace the old retval with the
29345 lhs of the call to the split part.
29347 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29350 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29352 PR middle-end/66726
29353 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29354 whose result is used in PHI.
29355 (maybe_optimize_range_tests): Likewise.
29356 (final_range_test_p): Likweise.
29358 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29360 PR middle-end/66726
29361 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29362 whose result is used in PHI.
29363 (maybe_optimize_range_tests): Likewise.
29364 (final_range_test_p): Likweise.
29366 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29368 * cgraph.c: Spelling fixes - behaviour -> behavior and
29369 neighbour -> neighbor.
29370 * target.def: Likewise.
29371 * sel-sched.c: Likewise.
29372 * config/mips/mips.c: Likewise.
29373 * config/arc/arc.md: Likewise.
29374 * config/arm/cortex-a57.md: Likewise.
29375 * config/arm/arm.c: Likewise.
29376 * config/arm/neon.md: Likewise.
29377 * config/arm/arm-c.c: Likewise.
29378 * config/vms/vms-c.c: Likewise.
29379 * config/s390/s390.c: Likewise.
29380 * config/i386/znver1.md: Likewise.
29381 * config/i386/i386.c: Likewise.
29382 * config/ia64/hpux-unix2003.h: Likewise.
29383 * config/msp430/msp430.md: Likewise.
29384 * config/rx/rx.c: Likewise.
29385 * config/rx/rx.md: Likewise.
29386 * config/aarch64/aarch64-simd.md: Likewise.
29387 * config/aarch64/aarch64.c: Likewise.
29388 * config/nvptx/nvptx.c: Likewise.
29389 * config/bfin/bfin.c: Likewise.
29390 * config/cris/cris.opt: Likewise.
29391 * config/rs6000/rs6000.c: Likewise.
29392 * target.h: Likewise.
29393 * spellcheck.c: Likewise.
29394 * ira-build.c: Likewise.
29395 * tree-inline.c: Likewise.
29396 * builtins.c: Likewise.
29397 * lra-constraints.c: Likewise.
29398 * explow.c: Likewise.
29399 * hwint.h: Likewise.
29400 * targhooks.c: Likewise.
29401 * tree-vect-data-refs.c: Likewise.
29402 * expr.c: Likewise.
29403 * doc/tm.texi: Likewise.
29404 * doc/extend.texi: Likewise.
29405 * doc/install.texi: Likewise.
29406 * doc/md.texi: Likewise.
29407 * tree-ssa-tail-merge.c: Likewise.
29408 * sched-int.h: Likewise.
29409 * match.pd: Likewise.
29410 * sched-ebb.c: Likewise.
29411 * target.def (omit_struct_return_reg): Likewise.
29412 * gimple-ssa-isolate-paths.c: Likewise.
29413 (find_implicit_erroneous_behaviour): Renamed to...
29414 (find_implicit_erroneous_behavior): ... this.
29415 (find_explicit_erroneous_behaviour): Renamed to...
29416 (find_explicit_erroneous_behavior): ... this.
29417 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29419 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29421 PR rtl-optimization/64682
29422 PR rtl-optimization/69567
29423 PR rtl-optimization/69737
29424 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29425 in I2 as well, just lose it.
29427 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29429 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29431 (aarch64_last_printed_tune_string): Likewise.
29432 (aarch64_declare_function_name): Only output .arch assembler
29433 directive if it will be different from the previously output
29434 directive. Same for .tune comment but only if -dA is set.
29435 (aarch64_start_file): New function.
29436 (TARGET_ASM_FILE_START): Define.
29438 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29441 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29443 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29446 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29447 -Wmaybe-uninitialized warning.
29449 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29452 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29454 2016-02-11 Richard Biener <rguenther@suse.de>
29456 PR rtl-optimization/69291
29457 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29458 subexpressions affected by changing the result.
29460 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29463 * lra-constraints.c (curr_insn_transform): Find in/out operands
29464 for secondary memory moves. Update dups.
29466 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29468 PR tree-optimization/69652
29469 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29470 to nested loop, did source re-formatting, skip debug statements,
29471 add check on statement with volatile operand, remove dead scalar
29474 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29475 Patrick Palka <ppalka@gcc.gnu.org>
29479 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29480 calls if the return type is TREE_ADDRESSABLE.
29481 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29482 * ipa-split.c (split_function): Fix doubled "we" in comment.
29483 Use void return type for the split part even if
29484 !split_point->split_part_set_retval.
29486 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29488 PR tree-optimization/68021
29489 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29490 when computing the value of biv cand by itself.
29492 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29494 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29495 (cortexa57_tunings): Likewise.
29496 (cortexa72_tunings): Likewise.
29497 (arch_macro_fusion_pair_p): Add support for AES fusion.
29498 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29499 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29500 Allow virtual registers before reload so early scheduling works.
29501 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29502 correct latency and pipeline.
29503 (cortex_a57_crypto_complex): Likewise.
29504 (cortex_a57_crypto_xor): Likewise.
29505 (define_bypass): Add AES bypass.
29507 2016-02-10 Richard Biener <rguenther@suse.de>
29509 PR tree-optimization/69726
29510 * passes.def: Add DCE pass before late uninit.
29511 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29512 really fixup if-conversions job.
29514 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29516 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29517 (arm_cortex_a57_tune): Likewise.
29518 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29519 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29521 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29523 * timevar.def (TV_PHASE_DBGINFO): Delete.
29524 (TV_PHASE_CHECK_DBGINFO): Likewise.
29525 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29527 2016-02-10 Richard Biener <rguenther@suse.de>
29529 PR tree-optimization/69719
29530 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29531 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29533 2016-02-09 Andrew Pinski <apinski@cavium.com>
29536 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29537 get_vcond_mask_icode returns false.
29539 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29542 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29543 an ADDIS that adds a pointer to a large constant that sets the
29544 upper16 bits with a load operation.
29546 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29549 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29551 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29553 (vzipq_s16): Likewise.
29554 (vzipq_s32): Likewise.
29555 (vzipq_f32): Likewise.
29556 (vzipq_u8): Likewise.
29557 (vzipq_u16): Likewise.
29558 (vzipq_u32): Likewise.
29559 (vzipq_p8): Likewise.
29560 (vzipq_p16): Likewise.
29562 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29565 * config/arm/arm.c (neon_endian_lane_map): New function.
29566 (neon_vector_pair_endian_lane_map): New function.
29567 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29568 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29570 (vuzpq_s16): Likewise.
29571 (vuzpq_s32): Likewise.
29572 (vuzpq_f32): Likewise.
29573 (vuzpq_u8): Likewise.
29574 (vuzpq_u16): Likewise.
29575 (vuzpq_u32): Likewise.
29576 (vuzpq_p8): Likewise.
29577 (vuzpq_p16): Likewise.
29579 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29582 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29585 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29587 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29588 truncate const_int operand 1 to QImode.
29590 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29592 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29593 corresponding to an abnormal edge.
29595 2016-02-09 Tom de Vries <tom@codesourcery.com>
29597 PR tree-optimization/69599
29598 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29600 (find_func_aliases_for_builtin_call, find_func_clobbers)
29601 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29604 2016-02-09 Richard Biener <rguenther@suse.de>
29606 PR tree-optimization/69715
29607 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29608 LHS on calls as non-rewritable.
29610 2016-02-09 Tom de Vries <tom@codesourcery.com>
29613 * lto-wrapper.c (append_diag_options): New function.
29614 (compile_offload_image): Call append_diag_options.
29616 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29619 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29620 Minor copy-edit to fix verb tenses.
29622 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29624 PR tree-optimization/69209
29625 * ipa-split.c (split_function): If split part is not
29626 returning retval, retval has gimple type but is not
29627 gimple value, force it into a SSA_NAME first.
29629 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29631 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29634 2016-02-08 Jason Merrill <jason@redhat.com>
29637 * convert.c (convert_to_integer_1): Check dofold on truncation
29639 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29640 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29641 Rename from *_nofold.
29642 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29643 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29645 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29648 * tree.c (build_common_tree_nodes): Remove short_double argument.
29649 All callers changed.
29650 * tree.h (build_common_tree_nodes): Adjust declaration.
29651 * doc/invoke.texi (-fshort-double): Remove documentation.
29652 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29653 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29654 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29655 (append_linker_options): Don't handle OPT_fshort_double.
29657 PR rtl-optimization/68730
29658 * lra-remat.c (insn_to_cand_activation): New static variable.
29659 (lra_remat): Allocate and free it.
29660 (create_cand): New arg activation. Initialize a field in
29661 insn_to_cand_activation if it is nonnull.
29662 (create_cands): Pass the activation insn to create_cand when making
29663 a candidate involving an output reload. Reorganize code a little.
29664 (do_remat): Keep track of active status of candidates in a separate
29667 2016-02-08 Richard Biener <rguenther@suse.de>
29669 PR tree-optimization/69719
29670 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29671 Properly use absolute of the difference of the two offsets to
29672 compare or adjust the segment length.
29674 2016-02-08 Richard Biener <rguenther@suse.de>
29675 Jeff Law <law@redhat.com>
29678 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29679 types for anonymous SSA names.
29681 2016-02-08 Richard Biener <rguenther@suse.de>
29683 PR rtl-optimization/69274
29684 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29686 2016-02-08 Jeff Law <law@redhat.com>
29688 PR tree-optimization/65917
29689 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29690 equivalences from if (x == y) style conditionals.
29691 (loop_depth_of_name): Remove.
29692 (record_equality): Remove loop depth check.
29693 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29694 (const_and_copies::record_const_or_copy_raw): New member function.
29695 * tree-ssa-scopedtables.c
29696 (const_and_copies::record_const_or_copy_raw): New, factored out of
29697 (const_and_copies::record_const_or_copy): Call new member function.
29699 2016-02-05 Jeff Law <law@redhat.com>
29701 PR tree-optimization/68541
29702 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29703 (count_stmts_in_block): New function.
29704 (poor_ifcvt_candidate_code): Likewise.
29705 (is_feasible_trace): Add some heuristics to determine when path
29706 splitting is profitable.
29707 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29708 is a diamond with a single exit.
29710 2016-02-05 Martin Sebor <msebor@redhat.com>
29713 * doc/invoke.texi: Update -Wplacement-new to take an optional
29716 2016-02-06 Richard Henderson <rth@redhat.com>
29719 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29720 out of non-standard address spaces.
29722 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29724 PR rtl-optimization/69691
29725 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29727 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29729 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29730 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29731 (*ieee128_mfvsrd_64bit): Likewise.
29732 (*ieee128_mfvsrd_32bit): Likewise.
29734 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29738 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29740 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29741 instrumented_version.
29743 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29745 * doc/invoke.texi (Optimize Options): In table of --param options
29746 rename second occurrence of tracer-min-branch-ratio to
29747 tracer-min-branch-probability, rename
29748 tracer-min-branch-ratio-feedback to
29749 tracer-min-branch-probability-feedback and clarify description,
29750 rename sched-spec-state-edge-prob-cutoff to
29751 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29752 to selsched-insns-to-rename, rename lto-minpartition to
29753 lto-min-partition, delete reorder-blocks-duplicate and
29754 reorder-blocks-duplicate-feedback.
29756 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29758 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29761 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29763 * doc/extend.texi: S/390: Correct some typos.
29765 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29767 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29769 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29772 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29773 (s390_register_info_gprtofpr): Use new macros above.
29774 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29776 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29777 its name. Adjust restore and save gpr ranges.
29778 (s390_register_info_set_ranges): New function.
29779 (s390_register_info): Use new macros above. Call
29780 s390_register_info_set_ranges.
29781 (s390_optimize_register_info): Likewise.
29782 (s390_hard_regno_rename_ok): Use new macros.
29783 (s390_hard_regno_scratch_ok): Likewise.
29784 (s390_emit_epilogue): Likewise.
29785 (s390_can_use_return_insn): Likewise.
29786 (s390_optimize_prologue): Likewise.
29787 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29789 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29792 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29794 (ix86_option_override_internal): Disable TARGET_STV even for
29795 -m{incoming,preferred}-stack-boundary=3.
29797 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29799 * config.gcc: Mark deprecated rtems targets as obsolete.
29801 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29803 PR rtl-optimization/64682
29804 PR rtl-optimization/69567
29805 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29806 before I2 only if the register is both used and set in I2.
29808 2016-02-04 DJ Delorie <dj@redhat.com>
29810 * config/msp430/msp430.c (msp430_start_function): Add function type.
29812 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29815 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29817 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29819 PR rtl-optimization/69577
29821 2015-10-29 Richard Henderson <rth@redhat.com>
29825 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29826 sse check to the exact conditions of PR 67609.
29828 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29831 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29832 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29833 not allowed into the traditional Altivec registers.
29834 (movtd_64bit_nodm): Likewise.
29835 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29837 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29839 * config/aarch64/cortex-a57-fma-steering.c
29840 (aarch64_register_fma_steering): Remove "static" from arguments
29843 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29846 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29847 twice when complex.
29849 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29851 * doc/invoke.texi: Delete -mno-fma4.
29853 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29855 PR rtl-optimization/69577
29856 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29857 (find_subregs_of_mode): Update accordingly. Iterate over partial
29860 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29862 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29863 * config/arm/arm.c (neon_reinterpret): Remove.
29864 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29865 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29866 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29867 vreinterpretti): Remove.
29868 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29869 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29870 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29871 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29872 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29873 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29874 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29875 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29876 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29877 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29878 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29879 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29880 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29881 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29882 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29883 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29884 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29885 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29886 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29887 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29888 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29889 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29890 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29891 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29892 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29893 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29894 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29895 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29896 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29897 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29898 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29899 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29900 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29901 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29902 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29903 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29904 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29905 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29906 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29907 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29908 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29909 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29910 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29911 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29912 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29913 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29914 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29915 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29916 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29917 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29918 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29919 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29920 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29921 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29922 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29923 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29924 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29925 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29926 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29927 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29928 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29929 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29930 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29931 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29932 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29933 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29934 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29935 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29936 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29937 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29938 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29939 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29940 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29941 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29942 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29943 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29944 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29945 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29946 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29947 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29948 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29949 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29950 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29951 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29952 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29953 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29954 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29955 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29956 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29957 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29958 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29959 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29960 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29961 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29962 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29963 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29964 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29965 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29966 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29967 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29968 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29969 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29970 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29972 2016-02-04 Martin Liska <mliska@suse.cz>
29975 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29976 that are gimple_store_p.
29977 (maybe_instrument_call): Likewise.
29979 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29981 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29982 register scaling out of memory reference and comment why.
29984 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29988 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29989 folding the source of a SET.
29991 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29995 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29996 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29998 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30002 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30005 2016-02-04 Christian Bruel <christian.bruel@st.com>
30007 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30008 * config/arm/arm.c (arm_set_current_function): Likewise.
30010 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30011 Ilya Enkovich <enkovich.gnu@gmail.com>
30012 H.J. Lu <hongjiu.lu@intel.com>
30015 * config/i386/i386.c (convert_scalars_to_vector): Remove
30016 stack alignment fixes.
30017 (ix86_option_override_internal): Disable TARGET_STV if stack
30018 might not be aligned enough.
30019 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30021 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30023 * config/i386/x86-tune.def: Disable default prefetching
30026 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30027 Vladimir Makarov <vmakarov@redhat.com>
30030 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30031 in validating fused toc addresses.
30033 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30036 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30037 range->m_caret fields if range->m_show_caret_p is false.
30040 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30041 Force oldval into register if it does not satisfy reg_or_short_operand
30042 predicate. Fix up formatting.
30044 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30045 Alexandre Oliva <aoliva@redhat.com>
30048 * lra-constraints.c (simplify_operand_subreg): Check additionally
30049 address validity after potential reloading.
30050 (process_address_1): Check insns validity. In case of failure do
30053 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30056 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30059 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30061 * wide-int.cc (canonize_uhwi): New function.
30062 (wi::divmod_internal): Use it.
30064 2016-02-02 James Norris <jnorris@codesourcery.com>
30066 * gimplify.c (omp_notice_variable): Add usage check.
30068 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30070 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30071 like LE, GE, LT, GT when emitting relational operator.
30073 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30075 * ira-costs.c (find_costs_and_classes): Add extra argument.
30076 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30077 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30078 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30079 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30080 Add best_class parameter, and return it if not ALL_REGS.
30081 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30083 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30084 Update target hook.
30086 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30088 * config/aarch64/aarch64.c
30089 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30090 (aarch64_ira_change_pseudo_allocno_class): New function.
30092 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30095 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30097 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30099 * config/avr/avr.c (avr_option_override): Set
30100 PARAM_ALLOW_STORE_DATA_RACES to 1.
30102 2016-02-02 Richard Biener <rguenther@suse.de>
30104 PR tree-optimization/69595
30105 * match.pd: Add range test simplifications to true/false.
30107 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30109 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30110 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30113 2016-02-02 Richard Biener <rguenther@suse.de>
30115 PR tree-optimization/69606
30116 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30117 info on the result before moving a stmt.
30119 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30121 PR middle-end/68542
30122 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30123 branch with vector comparison.
30124 * config/i386/sse.md (VI48_AVX): New mode iterator.
30125 (define_expand "cbranch<mode>4): Add support for conditional branch
30126 with vector comparison.
30127 * tree-vect-loop.c (optimize_mask_stores): New function.
30128 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30129 has_mask_store field of vect_info.
30130 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30131 vectorized loops having masked stores after vec_info destroy.
30132 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30133 correspondent macros.
30134 (optimize_mask_stores): Add prototype.
30136 2016-02-02 Alan Modra <amodra@gmail.com>
30139 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30142 2016-02-02 Alan Modra <amodra@gmail.com>
30145 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30146 whenever toc_label_name used.
30147 (rs6000_file_start): Don't set up toc section here,
30148 (rs6000_output_function_epilogue): do so here instead,
30149 (rs6000_xcoff_file_start): and here.
30150 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30151 (load_toc_aix_di): Likewise.
30153 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30155 PR rtl-optimization/69592
30156 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30157 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30158 (num_sign_bit_copies_binary_arith_p): New inline function.
30159 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30161 2016-02-01 Jeff Law <law@redhat.com>
30163 PR tree-optimization/69580
30164 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30165 * tree-ssa-threadbackward.c
30166 (fsm_find_control_statement_thread_paths): Do not try to walk
30167 through large PHI nodes.
30169 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30171 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30172 when count is incremented above limit, don't analyze further
30175 * omp-low.c (oacc_parse_default_dims): Avoid
30176 -Wsign-compare warning, make sure value fits into int
30177 rather than just unsigned int.
30179 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30181 PR tree-optimization/67921
30182 * fold-const.c (split_tree): New parameters. Convert pointer
30183 type variable part to proper type before negating.
30184 (fold_binary_loc): Pass new arguments to split_tree.
30186 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30188 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30189 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30190 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30191 * doc/tm.texti: Rebuilt.
30192 * doc/invoke.texi (fopenacc-dim): Document.
30193 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30194 (append_compiler_options): Likewise.
30195 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30196 (oacc_parse_default_dims): New.
30197 (oacc_validate_dims): Add USED arg. Select non-unity default when
30199 (oacc_loop_fixed_partitions): Return mask of used partitions.
30200 (oacc_loop_auto_partitions): Emit dump info.
30201 (oacc_loop_partition): Return mask of used partitions.
30202 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30203 loop partitioning and validation calls.
30205 2016-02-01 Richard Biener <rguenther@suse.de>
30207 PR middle-end/69556
30208 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30210 2016-02-01 Richard Biener <rguenther@suse.de>
30212 PR tree-optimization/69574
30213 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30214 of asserting return chrec_dont_know.
30216 2016-02-01 Martin Liska <mliska@suse.cz>
30218 * mem-stats-traits.h: Add copyright header.
30219 * mem-stats.h: Likewise.
30221 2016-02-01 Richard Biener <rguenther@suse.de>
30223 PR tree-optimization/69579
30224 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30225 Do not propagate through abnormal PHI results.
30227 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30229 * postreload.c (reload_cse_simplify): Remove dead code.
30231 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30233 PR rtl-optimization/69570
30234 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30235 if there is more than one set, not if there is a single set.
30237 2016-02-01 Richard Henderson <rth@redhat.com>
30240 * combine.c (make_compound_operation): When looking through a
30241 subreg, make sure to re-extend to the width of the outer mode.
30243 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30245 PR tree-optimization/69546
30246 * wide-int.cc (wi::divmod_internal): For unsigned division
30247 where both operands fit into uhwi, if o1 is 1 and o0 has
30248 msb set, if divident_prec is larger than bits per hwi,
30249 clear another quotient word and return 2 instead of 1.
30250 Similarly for remainder with msb in HWI set, if dividend_prec
30251 is larger than bits per hwi.
30253 2016-01-29 Martin Jambor <mjambor@suse.cz>
30255 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30256 Use short lowercase names.
30257 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30258 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30259 acq_rel one. Protect warning agains segfaults if
30260 get_memory_order_name returns NULL.
30261 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30262 with release semantics. Do not warn if get_memory_order already did.
30263 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30264 semantics. Fix check for relaxed or acquire semantics. Do not warn
30265 if get_memory_order already did.
30267 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30269 * doc/install.texi: Document that isl-0.16 is supported.
30271 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30274 * config/i386/constraints.md (Bm): Describe as special memory
30276 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30277 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30278 * genpreds.c (struct constraint_data): Add is_special_memory.
30279 (have_special_memory_constraints, special_memory_start): New
30281 (special_memory_end): Ditto.
30282 (add_constraint): Add new arg is_special_memory. Add code to
30283 process its true value. Update have_special_memory_constraints.
30284 (process_define_constraint): Pass the new arg.
30285 (process_define_register_constraint): Ditto.
30286 (choose_enum_order): Process special memory.
30287 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30288 function insn_extra_special_memory_constraint.
30289 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30290 * gensupport.c (process_rtx): Process
30291 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30292 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30293 * ira-lives.c (single_reg_class): Use
30294 insn_extra_special_memory_constraint.
30295 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30296 * lra-constraints.c (process_alt_operands): Ditto.
30297 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30298 * recog.c (asm_operand_ok, preprocess_constraints): Process
30300 * reload.c (find_reloads): Ditto.
30301 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30302 * stmt.c (parse_input_constraint): Use
30303 insn_extra_special_memory_constraint.
30305 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30308 * lra-splill.c (lra_final_code_change): Revert r229087 by
30309 removing all sub-registers.
30311 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30314 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30316 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30319 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30320 SSE1, copy target into the temporary reg first before recursing
30323 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30325 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30328 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30330 * ginclude/stdarg.h: Test __cplusplus instead of
30331 __GXX_EXPERIMENTAL_CXX0X__.
30333 2016-01-29 Richard Biener <rguenther@suse.de>
30335 PR tree-optimization/69547
30336 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30337 Do not mark clobbers necessary.
30338 (mark_all_reaching_defs_necessary_1): Likewise.
30340 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30342 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30343 declaration name with %qs and print it in both error messages.
30344 Also fix indentation.
30346 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30349 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30350 trailing blank line from error message.
30352 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30355 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30358 2016-01-29 Richard Biener <rguenther@suse.de>
30360 PR middle-end/69537
30361 * match.pd: Allow all integral types when simplifying a
30362 widening or sign-changing conversion.
30364 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30366 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30367 back to setting codegen_error to fail codegen.
30369 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30372 * config/i386/constraints.md (C): Only accept constant zero operand.
30373 (BC): New constraint.
30374 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30375 instead of C constraint.
30376 * doc/md.texi (Machine Constraints): Update description
30379 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30382 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30384 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30386 PR middle-end/69542
30387 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30390 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30392 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30393 branches if using guessed profile.
30395 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30397 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30399 2016-01-28 Richard Henderson <rth@redhat.com>
30402 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30403 * config/aarch64/aarch64-protos.h: Update.
30404 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30405 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30406 (aarch64_get_condition_code_1): Handle CC_Cmode.
30407 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30408 (*add<mode>3_compareC_cconly_imm): New.
30409 (*add<mode>3_compareC_cconly): New.
30410 (*add<mode>3_compareC_imm): New.
30411 (add<mode>3_compareC): New.
30412 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30413 to be first. Use aarch64_carry_operation.
30414 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30415 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30416 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30417 (subti3): Use subdi3_compare1.
30418 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30419 (sub<mode>3_compare1): New.
30420 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30421 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30422 (*subsi3_carryin_uxtw): Likewise.
30423 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30424 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30425 * config/aarch64/iterators.md (DWI): New.
30426 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30427 (aarch64_borrow_operation): New.
30429 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30431 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30432 message when isl does not return a valid schedule.
30434 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30436 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30437 Remove comments from class declarations: they are already in the code
30440 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30442 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30444 (ternary_op_to_tree): Same.
30445 (unary_op_to_tree): Same.
30446 (nary_op_to_tree): Same.
30447 (gcc_expression_from_isl_expr_op): Same.
30448 (gcc_expression_from_isl_expression): Same.
30449 (graphite_create_new_loop): Same.
30450 (graphite_create_new_loop_guard): Same.
30451 (build_iv_mapping): Same.
30452 (graphite_create_new_guard): Same.
30453 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30454 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30456 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30458 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30459 instead of setting codegen_error to fail codegen.
30461 2016-01-28 Jason Merrill <jason@redhat.com>
30463 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30465 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30467 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30468 Remove CONST_INT_P check in CCMP cost calculation.
30470 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30472 * config/aarch64/aarch64.c (generic_vector_cost):
30473 Set vec_permute_cost.
30474 (cortexa57_vector_cost): Likewise.
30475 (exynosm1_vector_cost): Likewise.
30476 (xgene1_vector_cost): Likewise.
30477 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30478 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30479 Add vec_permute_cost entry.
30481 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30483 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30485 (add<mode>3_compare0): Likewise.
30486 (addsi3_compare0_uxtw): Likewise.
30487 (add<mode>3nr_compare0): Likewise.
30488 (compare_neg<mode>): Likewise.
30489 (<optab><mode>3): Likewise.
30491 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30493 * tree-vect-stmts.c (vectorizable_comparison): Add
30494 NULL check for vectype.
30496 2016-01-28 Richard Biener <rguenther@suse.de>
30498 PR tree-optimization/69466
30499 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30500 Account for PHIs we couldn't duplicate.
30502 2016-01-28 Martin Liska <mliska@suse.cz>
30505 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30506 instead of ENABLE_VALGRIND_CHECKING.
30508 2016-01-27 Richard Henderson <rth@redhat.com>
30511 * lra-remat.c (subreg_regs): New.
30512 (dump_candidates_and_remat_bb_data): Dump it.
30513 (operand_to_remat): Reject if operand in subreg_regs.
30514 (set_bb_regs): Collect subreg_regs.
30515 (lra_remat): Init and free subreg_regs. Compute
30516 calculate_local_reg_remat_bb_data before create_cands.
30518 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30521 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30522 change stack_alignment_needed for __tls_get_addr call.
30524 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30526 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30528 2016-01-27 Jeff Law <law@redhat.com>
30530 PR tree-optimization/68398
30531 PR tree-optimization/69196
30532 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30533 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30534 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30535 Only count PHIs in the last block in the path. The others will
30536 const/copy propagate away. Add heuristic to allow more irreducible
30537 subloops to be created when it is likely profitable to do so.
30539 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30540 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30541 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30543 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30546 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30547 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30548 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30549 * tree-streamer-in.c: Include asan.h.
30550 (streamer_get_builtin_tree): For builtins in sanitizer
30551 range call initialize_sanitizer_builtins and retry.
30553 2016-01-27 Ian Lance Taylor <iant@google.com>
30555 * common.opt (fkeep-gc-roots-live): New undocumented option.
30556 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30557 -fkeep-gc-roots-live, skip pointers.
30558 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30561 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30564 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30565 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30567 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30570 * configure.ac: NetBSD provides SSP in its C library.
30571 * configure: Updated.
30573 2016-01-27 Richard Biener <rguenther@suse.de>
30575 PR tree-optimization/69166
30576 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30577 reduction code for commutativity / associativity.
30579 2016-01-27 Martin Jambor <mjambor@suse.cz>
30581 PR tree-optimization/69355
30582 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30583 total_scalarization fails.
30585 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30587 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30590 2016-01-27 Christian Bruel <christian.bruel@st.com>
30593 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30594 Move arm_reset_previous_fndecl and set_target_option_current_node in
30595 the conditional part. Call save_restore_target_globals.
30596 * config/arm/arm.c (arm_set_current_function):
30597 Refactor to better support #pragma target and attribute mix.
30598 Call save_restore_target_globals.
30599 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30601 2016-01-27 Martin Liska <mliska@suse.cz>
30603 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30604 reference for an HSA kernel and its host function.
30606 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30608 PR tree-optimization/69399
30609 * wide-int.h (wi::lrshift): For larger precisions, only
30610 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30612 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30614 * config/arc/predicates.md (proper_comparison_operator): Reject
30615 constant-constant comparison.
30617 2016-01-26 Tom de Vries <tom@codesourcery.com>
30619 PR tree-optimization/69110
30620 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30621 DR_NUM_DIMENSIONS == 0.
30623 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30624 Sebastian Pop <s.pop@samsung.com>
30626 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30627 isl_ast_op_cond and isl_ast_op_select.
30628 (gcc_expression_from_isl_expr_op): Same.
30630 2016-01-26 Jason Merrill <jason@redhat.com>
30633 * tree.c (recompute_constructor_flags): Split out from
30635 (verify_constructor_flags): New.
30636 * tree.h: Declare them.
30638 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30640 PR rtl-optimization/69217
30641 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30642 are no TYPE_FIELDS set for the record type.
30644 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30647 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30648 toc_label_name unconditionally.
30649 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30650 SYMBOL_REF string. Use toc_label_name instead of constructing
30652 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30653 constructing LCTOC1.
30655 2016-01-26 Martin Sebor <msebor@redhat.com>
30658 * doc/extend.texi (Common Type Attributes): Move text that talks about
30659 attribute packed from attribute aligned to the section discussing
30660 the former attribute for clarity.
30662 2016-01-26 Richard Henderson <rth@redhat.com>
30664 PR middle-end/60908
30665 * trans-mem.c (tm_region_init): Mark entry block as visited.
30667 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30670 * diagnostic-show-locus.c (layout::print_source_line): Replace
30671 call to pp_newline with call to layout::print_newline.
30672 (layout::print_annotation_line): Likewise.
30673 (layout::move_to_column): Likewise.
30674 (layout::print_any_fixits): After printing any fixits, print a
30675 trailing newline, if necessary.
30676 (layout::print_newline): New method, resetting any colorization
30678 (diagnostic_show_locus): Move the pp_newline to before the
30679 early bailout. Remove dummy block enclosing the layout instance.
30680 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30681 of pp_newline_and_flush with pp_flush.
30682 (diagnostic_append_note): Delete use of pp_newline.
30683 (diagnostic_append_note_at_rich_loc): Delete.
30684 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30685 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30686 when newline characters are added to the buffer.
30688 2016-01-26 Michael Matz <matz@suse.de>
30690 * configure.ac (ac_cv_std_swap_in_utility): New test.
30691 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30692 * configure: Regenerate.
30693 * config.in: Regenerate.
30695 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30697 * config/arc/arc.md (cstoresi4): Force operand into register.
30698 (arcset<code>): Fix predicate.
30699 (arcsetltu): Likewise.
30700 (arcsetgeu): Likewise.
30701 (arcsethi): Likewise.
30702 (arcsetls): Likewise.
30704 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30706 PR tree-optimization/69483
30707 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30708 if base has error_mark_node type.
30710 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30713 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30714 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30716 (vget_lane_f16): Handle big-endian.
30717 (vgetq_lane_f16): Likewise.
30718 (vset_lane_f16): Likewise.
30719 (vsetq_lane_f16): Likewise.
30720 * config/arm/iterators.md (VQXMOV): Add V8HF.
30721 (VDQ): Add V4HF and V8HF.
30722 (V_reg): Handle V4HF and V8HF.
30723 (Is_float_mode): Likewise.
30724 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30725 neon_vdup_nv8hf): New patterns.
30726 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30727 Use VD_LANE iterator.
30728 (neon_vld1_dup<mode>): Use VQ2 iterator.
30730 2016-01-26 Nathan Sidwell <nathan@acm.org>
30732 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30733 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30734 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30735 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30736 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30737 (oacc_validate_dims): Add LEVEL arg, don't return level.
30738 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30739 oacc_validate_dims.
30740 (execute_oacc_device_lower): Adjust, add more dump output.
30741 * tree-ssa-loop.c (gate_oacc_kernels): Use
30742 oacc_fn_attrib_kernels_p.
30743 * tree-parloops.c (create_parallel_loop): Adjust
30744 set_oacc_fn_attrib call.
30746 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30749 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30750 (append_compiler_options): Handle -fcilkplus.
30751 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30753 2016-01-26 Nick Clifton <nickc@redhat.com>
30756 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30757 been marked as DECL_ONE_ONLY but we do not the means to make it
30758 so, then do not allow it to bind locally.
30760 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30763 * opts.h (parse_sanitizer_options): New prototype.
30764 * opts.c (sanitizer_opts): New array.
30765 (parse_sanitizer_options): New function.
30766 (common_handle_option): Use parse_sanitizer_options.
30768 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30771 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30772 alignment adjustment to ...
30773 (ix86_update_stack_boundary): Here. Don't over-align stack for
30775 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30776 if __tls_get_addr is called.
30778 2016-01-26 Christian Bruel <christian.bruel@st.com>
30780 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30782 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30784 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30786 2016-01-26 Richard Biener <rguenther@suse.de>
30788 PR middle-end/69467
30789 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30791 2016-01-26 Richard Biener <rguenther@suse.de>
30793 PR tree-optimization/69452
30794 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30795 (move_computations_dom_walker::before_dom_children): Rename
30797 (move_computations_worker): This.
30798 (move_computations): Perform an RPO rather than a DOM walk.
30800 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30803 * combine.c (combine_instructions): For REG_EQUAL note with
30804 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30805 to the underlying register.
30806 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30807 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30809 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30812 * config/aarch64/aarch64-builtins.c
30813 (aarch64_init_simd_builtin_types): Do not set structural
30814 equality to __Poly{8,16,64,128}_t types.
30816 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30818 PR tree-optimization/69400
30819 * wide-int.cc (wi_pack): Take the precision as argument and
30820 perform canonicalization here rather than in the callers.
30821 Use the main loop to handle all full-width HWIs. Add a
30822 zero HWI if in_len isn't a full result.
30823 (wi::divmod_internal): Update accordingly.
30824 (wi::mul_internal): Likewise. Simplify.
30826 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30827 Sebastian Pop <s.pop@samsung.com>
30829 * graphite-poly.c (apply_poly_transforms): Simplify.
30830 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30831 (print_isl_map): Same.
30832 (print_isl_union_map): Same.
30833 (print_isl_schedule): New.
30834 (debug_isl_schedule): New.
30835 * graphite-dependences.c (scop_get_reads): Do not call
30836 isl_union_map_add_map that is undocumented isl functionality.
30837 (scop_get_must_writes): Same.
30838 (scop_get_may_writes): Same.
30839 (scop_get_original_schedule): Remove.
30840 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30841 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30842 (compute_deps): Remove.
30843 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30844 (debug_schedule_ast): New.
30845 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30846 set_separate_option.
30847 (graphite_regenerate_ast_isl): Add dump.
30848 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30849 from scop->transformed_schedule.
30850 (graphite_regenerate_ast_isl): Add more dump.
30851 * graphite-optimize-isl.c (optimize_isl): Set
30852 scop->transformed_schedule. Check whether schedules are equal.
30853 (apply_poly_transforms): Move here.
30854 * graphite-poly.c (apply_poly_transforms): ... from here.
30855 (free_poly_bb): Static.
30856 (free_scop): Static.
30857 (pbb_number_of_iterations_at_time): Remove.
30858 (print_isl_ast): New.
30859 (debug_isl_ast): New.
30860 (debug_scop_pbb): New.
30861 * graphite-scop-detection.c (print_edge): Move.
30862 (print_sese): Move.
30863 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30864 (build_scop_scattering): Remove.
30865 (create_pw_aff_from_tree): Assert instead of bailing out.
30866 (add_condition_to_pbb): Remove unused code, do not fail.
30867 (add_conditions_to_domain): Same.
30868 (add_conditions_to_constraints): Remove.
30869 (build_scop_context): New.
30870 (add_iter_domain_dimension): New.
30871 (build_iteration_domains): Initialize pbb->iterators.
30872 Call add_conditions_to_domain.
30875 (index_outermost_in_loop): New.
30876 (index_pbb_in_loop): New.
30877 (outermost_pbb_in): New.
30878 (add_in_sequence): New.
30879 (add_outer_projection): New.
30880 (outer_projection_mupa): New.
30881 (add_loop_schedule): New.
30882 (build_schedule_pbb): New.
30883 (build_schedule_loop): New.
30884 (embed_in_surrounding_loops): New.
30885 (build_schedule_loop_nest): New.
30886 (build_original_schedule): New.
30887 (build_poly_scop): Call build_original_schedule.
30888 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30889 (free_poly_dr): Remove.
30890 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30891 (free_poly_bb): Remove.
30892 (debug_loop_vec): Remove.
30893 (print_isl_ast): Declare.
30894 (debug_isl_ast): Declare.
30895 (scop_do_interchange): Remove.
30896 (scop_do_strip_mine): Remove.
30897 (scop_do_block): Remove.
30898 (flatten_all_loops): Remove.
30899 (optimize_isl): Remove.
30900 (pbb_number_of_iterations_at_time): Remove.
30901 (debug_scop_pbb): Declare.
30902 (print_schedule_ast): Declare.
30903 (debug_schedule_ast): Declare.
30904 (struct scop): Remove schedule. Add original_schedule,
30905 transformed_schedule.
30906 (free_gimple_poly_bb): Remove.
30907 (print_generated_program): Remove.
30908 (debug_generated_program): Remove.
30909 (unify_scattering_dimensions): Remove.
30910 * sese.c (print_edge): ... here.
30911 (print_sese): ... here.
30912 (debug_edge): ... here.
30913 (debug_sese): ... here.
30914 * sese.h (print_edge): Declare.
30915 (print_sese): Declare.
30916 (dump_edge): Declare.
30917 (dump_sese): Declare.
30919 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30920 Sebastian Pop <s.pop@samsung.com>
30922 * Makefile.in: Set ISLVER in site.exp.
30924 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30926 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30927 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30928 through DECL_VALUE_EXPR for expansion.
30930 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30932 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30933 the frame info after reload completed.
30935 2016-01-25 Jeff Law <law@redhat.com>
30937 PR tree-optimization/69196
30938 PR tree-optimization/68398
30939 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30940 tree-ssa-threadupdate.c.
30941 (determine_bb_domination_status): Prototype
30942 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30943 (determine_bb_domination_status): No longer static.
30944 (valid_jump_thread_path): Remove code to detect characteristics
30945 of the jump thread path not associated with correctness.
30946 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30947 Correct test for thread path length. Count PHIs for real operands as
30948 statements that need to be copied. Do not count ASSERT_EXPRs.
30949 Look at all the blocks in the thread path. Compute and selectively
30950 filter thread paths based on threading through the latch, threading
30951 a multiway branch or crossing a multiway branch.
30953 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30955 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30956 decl with __attribute__ ((unused)) annotation.
30958 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30961 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30962 of operands is compatible with a statement vectype.
30964 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30966 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30967 improve wording for mixed storage order support.
30969 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30971 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30972 (vcvt_u64_f64): Likewise.
30973 (vcvta_s64_f64): Likewise.
30974 (vcvta_u64_f64): Likewise.
30975 (vcvtm_s64_f64): Likewise.
30976 (vcvtm_u64_f64): Likewise.
30977 (vcvtn_s64_f64): Likewise.
30978 (vcvtn_u64_f64): Likewise.
30979 (vcvtp_s64_f64): Likewise.
30980 (vcvtp_u64_f64): Likewise.
30982 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30984 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30985 (arc_init): Check validity mll64 option.
30986 (arc_save_restore): Use double load/store instruction.
30987 (arc_expand_movmem): Likewise.
30988 (arc_split_move): Don't split if we have double load/store
30989 instructions. Returns a boolean.
30990 (arc_process_double_reg_moves): Change function to return boolean
30991 instead of a sequence of instructions.
30992 (arc_dwarf_register_span): New function.
30993 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30994 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30995 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30996 (*movdf_insn): Likewise.
30997 * config/arc/arc.opt (mll64): New option.
30998 * config/arc/predicates.md (even_register_operand): New predicate.
30999 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31001 2016-01-25 Richard Biener <rguenther@suse.de>
31004 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31005 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31007 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31009 2016-01-25 Richard Biener <rguenther@suse.de>
31011 PR tree-optimization/69376
31012 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31014 (VN_INFO_ANTI_RANGE_P): New inline.
31015 (VN_INFO_RANGE_TYPE): Likewise.
31016 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31017 SSA_NAME_ANTI_RANGE_P.
31018 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31019 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31020 Properly query VN_INFO_RANGE_TYPE.
31022 2016-01-25 Nick Clifton <nickc@redhat.com>
31025 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31027 2016-01-23 Tom de Vries <tom@codesourcery.com>
31029 PR tree-optimization/69426
31030 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31033 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31035 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31036 "the the" with "the" in the comments.
31037 * ipa-devirt.c (build_type_inheritance_graph,
31038 update_type_inheritance_graph): Likewise.
31039 * tree.c (build_function_type_list_1): Likewise.
31040 * cfgloopmanip.c (scale_loop_profile): Likewise.
31041 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31042 * gimple-ssa-split-paths.c
31043 (find_block_to_duplicate_for_splitting_paths): Likewise.
31044 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31045 * expr.c (convert_move): Likewise.
31046 * var-tracking.c (vt_stack_adjustments): Likewise.
31047 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31048 * tree-vrp.c (test_for_singularity): Likewise.
31050 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31051 directly instead of building a temporary tree.
31054 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31055 remove <algorithm> include.
31057 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31060 * config/i386/i386.c: Include dojump.h.
31061 (expand_small_movmem_or_setmem,
31062 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31064 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31065 if dynamic_check != -1.
31067 2016-01-21 Jeff Law <law@redhat.com>
31069 PR middle-end/69347
31070 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31071 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31072 into dominated_by_p.
31073 (cprop_into_successor_phis): Avoid unnecessary tests.
31075 2016-01-22 Richard Henderson <rth@redhat.com>
31078 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31079 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31081 2016-01-22 Michael Matz <matz@suse.de>
31083 * system.h (string, algorithm): Include only conditionally.
31084 (new): Include always under C++.
31085 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31086 * final.c (toplevel): Ditto.
31087 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31088 * genconditions.c (write_header): Make gencondmd.c define
31090 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31092 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31093 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31095 2016-01-22 Christian Bruel <christian.bruel@st.com>
31098 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31100 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31103 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31104 define_insn_and_split. Ensure operands[1] and operands[0] do not
31105 get assigned the same register.
31107 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31109 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31111 2016-01-22 Christian Bruel <christian.bruel@st.com>
31113 * config/arm/arm-c.c (arm_pragma_target_parse):
31114 Remove warn_builtin_macro_redefined overwrite.
31116 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31118 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31119 flag_non_call_exceptions compatibility.
31121 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31124 * dwarf2out.c (add_child_die_after): New function.
31125 (dwarf_qual_info_t): New type.
31126 (dwarf_qual_info): New variable.
31127 (qualified_die_p): New function.
31128 (modified_type_die): For -fdebug-types-section, ensure
31129 canonical order of qualifiers. Put qualified DIEs adjacent
31130 to the corresponding non-qualified type DIE and search there
31131 for existing qualified DIEs.
31133 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31135 * doc/extend.texi (scalar_storage_order type attribute): Document
31136 restriction on type punning and aliasing, and remove future tense.
31138 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31141 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31144 2016-01-21 Jeff Law <law@redhat.com>
31146 PR middle-end/69347
31147 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31148 useless call to record_temporary_equivalences.
31149 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31150 allocate 10 slots in the bb_path vector and let it grow as needed.
31151 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31154 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31156 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31158 * configure: Regenerate.
31160 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31162 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31163 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31165 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31167 PR middle-end/66178
31168 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31169 drop EXPAND_INITIALIZER.
31170 * rtl.h (contains_symbolic_reference_p): Declare.
31171 * rtlanal.c (contains_symbolic_reference_p): New function.
31172 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31173 a subtraction into a NOT if symbolic constants are involved.
31175 2016-01-21 Anton Blanchard <anton@samba.org>
31176 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31179 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31181 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31184 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31186 * config/microblaze/microblaze.c
31187 (get_branch_target): New.
31188 (insert_wic_for_ilb_runout): New.
31190 (microblaze_machine_dependent_reorg): New.
31191 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31192 * config/microblaze/microblaze.md
31193 (UNSPEC_IPREFETCH): Define.
31194 (iprefetch): New pattern
31195 * config/microblaze/microblaze.opt
31196 (mxl-prefetch): New flag.
31198 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31200 * config/microblaze/microblaze.h
31201 (FIXED_REGISTERS): Update in macro.
31202 (CALL_USED_REGISTERS): Update in macro.
31204 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31206 PR rtl-optimization/68920
31207 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31210 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31212 PR rtl-optimization/68990
31213 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31214 pseudo instead of inheritance ones.
31216 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31217 Nick Clifton <nickc@redhat.com>
31221 * config/mips/mips.c (mips_compute_frame_info): Initialise
31222 args_size and hard_frame_pointer_offset fields of the frame
31223 structure before calling mips_global_pointer.
31225 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31227 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31229 * configure: Regenerate.
31231 2016-01-21 Richard Biener <rguenther@suse.de>
31233 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31235 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31237 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31238 to actually emit the .size directive.
31240 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31241 Jakub Jelinek <jakub@redhat.com>
31245 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31246 args array size by one to avoid buffer overflow.
31248 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31250 * config/s390/s390.md (pool_section_start): Use switch_to_section
31251 to select proper read-only data section instead of hardcoding
31253 (pool_section_end): Use switch_to_section to match the above.
31255 2016-01-21 Richard Biener <rguenther@suse.de>
31257 PR tree-optimization/69378
31258 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31259 (set_ssa_val_to): Use it for dominance checks taking into
31260 account not executable edges.
31262 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31265 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31266 for bitsize instead of GET_MODE_PRECISION (mode).
31268 2016-01-20 Martin Sebor <msebor@redhat.com>
31271 * extend.texi (__sync Builtins): Clarify the semantics of
31272 __sync_fetch_and_OP built-ins on pointers.
31273 (__atomic Builtins): Same.
31275 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31276 Sebastian Pop <s.pop@samsung.com>
31278 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31279 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31280 (is_valid_rename): Same.
31281 (translate_isl_ast_to_gimple::get_rename): Same.
31282 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31283 (translate_isl_ast_to_gimple::rename_uses): Same.
31284 (get_new_name): Check for close_phi nodes.
31285 (copy_loop_phi_args): Use phi_node_kind.
31286 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31287 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31289 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31290 Sebastian Pop <s.pop@samsung.com>
31292 Revert commit r229783.
31293 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31294 Remove use of parameter_rename_map.
31295 (copy_def): Remove.
31296 (copy_internal_parameters): Remove.
31297 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31298 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31299 (free_sese_info): Do not free parameter_rename_map.
31300 (set_rename): Do not use parameter_rename_map.
31301 (rename_uses): Update call to set_rename.
31302 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31303 * sese.h (parameter_rename_map_t): Remove.
31304 (struct sese_info_t): Remove field parameter_rename_map.
31306 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31307 Sebastian Pop <s.pop@samsung.com>
31309 * graphite-isl-ast-to-gimple.c: Fix comment.
31310 * graphite-scop-detection.c (defined_in_loop_p): New.
31311 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31312 names defined in loop.
31314 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31315 Sebastian Pop <s.pop@samsung.com>
31317 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31318 Discard unstructured if-then-else regions.
31320 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31321 Sebastian Pop <s.pop@samsung.com>
31323 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31324 (cleanup_loop_iter_dom): Remove.
31325 (build_loop_iteration_domains): Remove.
31326 (build_scop_context): Remove.
31327 (build_scop_iteration_domain): Remove.
31328 (add_loop_constraints): New.
31329 (build_iteration_domains): New.
31330 (build_poly_scop): Call build_iteration_domains.
31332 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31333 Sebastian Pop <s.pop@samsung.com>
31335 * graphite-scop-detection.c
31336 (scop_detection::harmful_loop_in_region): Free dom and loops.
31337 (scop_detection::loop_body_is_valid_scop): Free bbs.
31339 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31340 Sebastian Pop <s.pop@samsung.com>
31342 * graphite-scop-detection.c (record_loop_in_sese): New.
31343 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31344 (build_scops): Remove call to build_sese_loop_nests.
31345 * sese.c (sese_record_loop): Remove.
31346 (build_sese_loop_nests): Remove.
31347 (new_sese_info): Remove region->loops.
31348 (free_sese_info): Same.
31349 * sese.h (sese_contains_loop): Same.
31350 (build_sese_loop_nests): Remove.
31351 (sese_contains_loop): Remove.
31353 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31354 Sebastian Pop <s.pop@samsung.com>
31356 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31357 loop_is_valid_in_scop.
31358 (scop_detection::harmful_stmt_in_region): Renamed
31359 harmful_loop_in_region.
31360 Call loop_is_valid_in_scop.
31362 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31363 Sebastian Pop <s.pop@samsung.com>
31365 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31368 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31369 Sebastian Pop <s.pop@samsung.com>
31371 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31372 * graphite.h (struct poly_bb): Remove field is_reduction.
31373 (PBB_IS_REDUCTION): Remove.
31375 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31376 Sebastian Pop <s.pop@samsung.com>
31378 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31379 (add_pdr_constraints): Same.
31380 (scop_get_reads): Same.
31381 (scop_get_must_writes): Same.
31382 (scop_get_may_writes): Same.
31383 (scop_get_original_schedule): Same.
31384 (extend_schedule): Same.
31385 (apply_schedule_on_deps): Same.
31386 (carries_deps): Same.
31387 (compute_deps): Same.
31388 (scop_get_dependences): Same.
31389 * graphite-isl-ast-to-gimple.c
31390 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31391 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31392 (get_schedule_for_band_list): Same.
31393 (get_schedule_map): Same.
31394 (apply_schedule_map_to_scop): Same.
31395 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31396 (build_loop_iteration_domains): Same.
31397 (add_condition_to_pbb): Same.
31398 (add_param_constraints): Same.
31399 (pdr_add_memory_accesses): Same.
31400 (pdr_add_data_dimensions): Same.
31402 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31404 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31407 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31409 * common.opt (feliminate-dwarf2-dups): Replace references to
31410 "DWARF 2" with just "DWARF".
31411 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31412 * doc/extend.texi: Likewise.
31413 * doc/cpp.texi: Likewise.
31414 * doc/invoke.texi: Likewise.
31415 (Option Summary): Add -gdwarf to list of Debugging Options.
31416 (Debugging Options): Document -gdwarf.
31417 * doc/contrib.texi: Spell "DWARF" like that.
31419 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31421 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31422 warning. Fix up formatting.
31424 PR middle-end/67653
31425 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31426 attempt to mark memory input operand addressable and
31427 call prepare_gimple_addressable in that case. Don't adjust
31428 input_location for diagnostics, use error_at instead.
31430 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31432 * config/rs6000/ppc-auxv.h: New file.
31433 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31434 (cpu_is): Likewise.
31435 (cpu_supports): Likewise.
31436 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31437 (cpu_is_info): New variable.
31438 (cpu_supports_info): Likewise.
31439 (tcb_verification_symbol): Likewise.
31440 (cpu_builtin_p): Likewise.
31441 (cpu_expand_builtin): New function.
31442 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31443 (rs6000_init_builtins): Likewise.
31444 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31445 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31446 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31447 * configure: Regenerate.
31448 * config.in: Likewise.
31449 * doc/extend.texi (PowerPC Built-in Functions): Document
31450 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31452 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31455 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31457 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31460 2016-01-20 Richard Henderson <rth@redhat.com>
31466 * tree.c (tm_define_builtin): New.
31467 (find_tm_vector_type): New.
31468 (build_tm_vector_builtins): New.
31469 (build_common_builtin_nodes): Call it.
31471 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31473 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31474 (arm_fp_ok): Likewise.
31475 (arm_fp): Likewise.
31476 (arm_crypto): Likewise.
31478 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31479 Richard Biener <rguenther@suse.de>
31481 PR tree-optimization/69328
31482 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31483 vectors have same number of elements.
31484 (vectorizable_condition): Fix masked version recognition.
31486 2016-01-20 Richard Biener <rguenther@suse.de>
31488 PR tree-optimization/69345
31489 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31490 (VN_INFO_PTR_INFO): Likewise.
31491 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31492 info when it is equal between non-dominating SSA names.
31493 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31494 Make sure to look at original SSA infos.
31496 2016-01-20 Jeff Law <law@redhat.com>
31499 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31501 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31502 (pc_or_label_operand): New predicate.
31503 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31504 tests for small integers that are 2^n - 1.
31506 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31508 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31510 2016-01-19 Jeff Law <law@redhat.com>
31512 PR middle-end/69347
31513 * tree-ssa-threadbackwards.c
31514 (fsm_find_control_statement_thread_paths): Do not try to lookup
31515 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31517 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31519 * doc/lto.texi: Remove text that says only Gold has linker plugin
31522 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31524 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31525 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31526 the DIE accordingly.
31527 (modified_type_die): Add REVERSE parameter and pass it recursively,
31528 as well as to base_type_die. Adjust presence check accordingly.
31529 (base_type_for_mode): Adjust call to modified_type_die.
31530 (add_type_attribute): Add REVERSE parameter and pass it to
31532 (generic_parameter_die): Adjust call to add_type_attribute.
31533 (add_scalar_info): Likewise.
31534 (add_subscript_info): Likewise.
31535 (gen_array_type_die): Likewise.
31536 (gen_descr_array_type_die): Likewise.
31537 (gen_entry_point_die): Likewise.
31538 (gen_enumeration_type_die): Likewise.
31539 (gen_formal_parameter_die): Likewise.
31540 (gen_subprogram_die): Likewise.
31541 (gen_variable_die ): Likewise.
31542 (gen_const_die): Likewise.
31543 (gen_field_die): Likewise.
31544 (gen_pointer_type_die): Likewise.
31545 (gen_reference_type_die): Likewise.
31546 (gen_ptr_to_mbr_type_die): Likewise.
31547 (gen_inheritance_die): Likewise.
31548 (gen_subroutine_type_die): Likewise.
31549 (gen_typedef_die): Likewise.
31550 (force_type_die): Adjust call to modified_type_die.
31552 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31554 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31555 flow throughout the file. Fix broken link to Objective-C 2.0
31557 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31560 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31562 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31564 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31567 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31568 (maybe_record_node): Record cxa_pure_virtual as the only possible
31569 target if there are not ohter candidates.
31570 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31572 2016-01-19 Richard Biener <rguenther@suse.de>
31574 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31575 (get_memory_order): Likewise.
31577 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31579 * tree-vect-stmts.c (vectorizable_store): Check
31582 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31585 * gcc.c (driver::decode_argv): Add call to
31586 init_opts_obstack before init_options_struct.
31587 * opts.c (init_opts_obstack): Remove idempotency.
31588 (init_options_struct): Replace call to init_opts_obstack
31589 with a gcc_assert to verify that it has already been called.
31590 * toplev.c (toplev::main): Add call to init_opts_obstack before
31591 calls to init_options_struct.
31592 (toplev::finalize): Move cleanup of opts_obstack next to
31593 cleanup of save_decoded_options, clearing the latter, and
31594 save_decoded_options_count.
31596 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31599 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31600 attribute to unconditional. Remove %? from output template.
31602 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31603 Jiong Wang <jiong.wang@arm.com>
31605 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31606 generated from different expand order.
31608 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31610 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31611 Add support for CCMP costing.
31613 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31615 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31616 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31617 (fccmpe<mode>): Likewise.
31618 (fcmp): Rename to fcmp and globalize pattern.
31620 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31621 (aarch64_gen_ccmp_next): Add FP support.
31623 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31625 * target.def (gen_ccmp_first): Update documentation.
31626 (gen_ccmp_next): Likewise.
31627 * doc/tm.texi (gen_ccmp_first): Update documentation.
31628 (gen_ccmp_next): Likewise.
31629 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31630 expand_ccmp_expr_1. Improve comments.
31631 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31632 (ccmp_ior<mode>): Remove pattern.
31633 (cmp<mode>): Remove expand.
31634 (cmp): Globalize pattern.
31635 (cstorecc4): Use cc_register.
31636 (mov<mode>cc): Remove ccmp_cc_register check.
31637 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31638 Simplify after removal of CC_DNE/* modes.
31639 (aarch64_ccmp_mode_to_code): Remove.
31640 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31641 In 'k' case use integer as condition.
31642 (aarch64_nzcv_codes): Remove inverted cases.
31643 (aarch64_code_to_ccmode): Remove.
31644 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31645 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31646 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31647 pattern. Return the comparison with CC register. Invert conditions
31648 when bitcode is OR.
31649 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31650 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31652 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31654 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31655 instrumented_version.
31657 2016-01-19 Richard Biener <rguenther@suse.de>
31659 PR tree-optimization/69336
31660 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31661 handled components with get_ref_base_and_extent.
31662 (equal_mem_array_ref_p): Adjust.
31664 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31667 * shrink-wrap.c: Include valtrack.h.
31668 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31669 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31670 in between insn and where it will be moved to. Call
31671 dead_debug_insert_temp.
31672 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31673 first and dead_debug_local_finish at the end.
31674 For uses and defs bitmap, handle all regs in between REGNO and
31675 END_REGNO, not just the first one.
31677 2016-01-19 Richard Biener <rguenther@suse.de>
31679 PR tree-optimization/69352
31680 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31681 (equal_mem_array_ref_p): Constrain size and max size properly.
31682 Compare the reverse flag.
31684 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31686 * ira.c (ira): Update regstat data if we deleted insns.
31688 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31690 PR rtl-optimization/68955
31691 PR rtl-optimization/64557
31692 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31693 here. Fix up formatting.
31694 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31696 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31699 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31700 assume that the node has body.
31701 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31704 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31706 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31709 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31711 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31712 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31714 2016-01-19 Martin Jambor <mjambor@suse.cz>
31715 Martin Liska <mliska@suse.cz>
31716 Michael Matz <matz@suse.de>
31718 * Makefile.in (OBJS): Add new source files.
31719 (GTFILES): Add hsa.c.
31720 * common.opt (disable_hsa): New variable.
31721 (-Whsa): New warning.
31722 * config.in (ENABLE_HSA): New.
31723 * configure.ac: Treat hsa differently from other accelerators.
31724 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31725 $enable_offloading.
31726 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31727 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31728 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31729 --with-hsa-kmt-lib.
31730 * doc/invoke.texi (-Whsa): Document.
31731 (hsa-gen-debug-stores): Likewise.
31732 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31733 to invoke offload compiler for hsa acclerator.
31734 * opts.c (common_handle_option): Determine whether HSA offloading
31735 should be performed.
31736 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31737 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31738 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31739 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31740 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31741 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31742 GF_OMP_FOR_KIND_GRID_LOOP.
31743 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31744 (pp_gimple_stmt_1): Likewise.
31745 * gimple-walk.c (walk_gimple_stmt): Likewise.
31746 * gimple.c (gimple_build_omp_grid_body): New function.
31747 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31748 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31749 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31750 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31751 GF_OMP_TEAMS_GRID_PHONY.
31752 (gimple_statement_omp_single_layout): Updated comments.
31753 (gimple_build_omp_grid_body): New function.
31754 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31755 (gimple_omp_for_grid_phony): New function.
31756 (gimple_omp_for_set_grid_phony): Likewise.
31757 (gimple_omp_parallel_grid_phony): Likewise.
31758 (gimple_omp_parallel_set_grid_phony): Likewise.
31759 (gimple_omp_teams_grid_phony): Likewise.
31760 (gimple_omp_teams_set_grid_phony): Likewise.
31761 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31762 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31763 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31764 (BUILT_IN_GOMP_TARGET): Updated type.
31765 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31766 (adjust_for_condition): New function.
31767 (get_omp_for_step_from_incr): Likewise.
31768 (extract_omp_for_data): Moved parts to adjust_for_condition and
31769 get_omp_for_step_from_incr.
31770 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31771 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31772 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31773 (scan_omp_parallel): Do not create child functions for phony
31775 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31776 (scan_omp_1_op): Checking assert we are not remapping to
31777 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31778 (parallel_needs_hsa_kernel_p): New function.
31779 (expand_parallel_call): Register apprpriate parallel child
31780 functions as HSA kernels.
31781 (grid_launch_attributes_trees): New type.
31782 (grid_attr_trees): New variable.
31783 (grid_create_kernel_launch_attr_types): New function.
31784 (grid_insert_store_range_dim): Likewise.
31785 (grid_get_kernel_launch_attributes): Likewise.
31786 (get_target_argument_identifier_1): Likewise.
31787 (get_target_argument_identifier): Likewise.
31788 (get_target_argument_value): Likewise.
31789 (push_target_argument_according_to_value): Likewise.
31790 (get_target_arguments): Likewise.
31791 (expand_omp_target): Call get_target_arguments instead of looking
31792 up for teams and thread limit.
31793 (grid_expand_omp_for_loop): New function.
31794 (grid_arg_decl_map): New type.
31795 (grid_remap_kernel_arg_accesses): New function.
31796 (grid_expand_target_kernel_body): New function.
31797 (expand_omp): Call it.
31798 (lower_omp_for): Do not emit phony constructs.
31799 (lower_omp_taskreg): Do not emit phony constructs but create for them
31800 a temporary variable receiver_decl.
31801 (lower_omp_taskreg): Do not emit phony constructs.
31802 (lower_omp_teams): Likewise.
31803 (lower_omp_grid_body): New function.
31804 (lower_omp_1): Call it.
31805 (grid_reg_assignment_to_local_var_p): New function.
31806 (grid_seq_only_contains_local_assignments): Likewise.
31807 (grid_find_single_omp_among_assignments_1): Likewise.
31808 (grid_find_single_omp_among_assignments): Likewise.
31809 (grid_find_ungridifiable_statement): Likewise.
31810 (grid_target_follows_gridifiable_pattern): Likewise.
31811 (grid_remap_prebody_decls): Likewise.
31812 (grid_copy_leading_local_assignments): Likewise.
31813 (grid_process_kernel_body_copy): Likewise.
31814 (grid_attempt_target_gridification): Likewise.
31815 (grid_gridify_all_targets_stmt): Likewise.
31816 (grid_gridify_all_targets): Likewise.
31817 (execute_lower_omp): Call grid_gridify_all_targets.
31818 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31819 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31820 (tree_omp_clause): Added union field dimension.
31821 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31822 * tree.c (omp_clause_num_ops): Added number of arguments of
31823 OMP_CLAUSE__GRIDDIM_.
31824 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31825 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31826 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31827 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31828 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31829 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31830 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31831 * tree-pass.h (make_pass_gen_hsail): Declare.
31832 (make_pass_ipa_hsa): Likewise.
31833 * ipa-hsa.c: New file.
31834 * lto-section-in.c (lto_section_name): Add hsa section name.
31835 * lto-streamer.h (lto_section_type): Add hsa section.
31836 * timevar.def (TV_IPA_HSA): New.
31837 * hsa-brig-format.h: New file.
31838 * hsa-brig.c: New file.
31839 * hsa-dump.c: Likewise.
31840 * hsa-gen.c: Likewise.
31843 * toplev.c (compile_file): Call hsa_output_brig.
31844 * hsa-regalloc.c: New file.
31846 2016-01-18 Jeff Law <law@redhat.com>
31848 PR tree-optimization/69320
31849 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31850 ranged object, do nothing if the RHS constant is not [0..1].
31851 (optimize_stmt): Comparing a boolean ranged object against a
31852 constant outside [0..1] results in a compile-time constant.
31854 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31857 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31859 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31860 (Option Summary): Update to reflect new section and moved options.
31861 (C++ Dialect Options): Move -fstats to new section.
31862 (Debugging Options): Move all dump, statistics, and other GCC
31863 developer options to new section. Rewrite section introduction
31864 and re-order remaining options to put the more basic ones first.
31865 (Optimization Options): Move -fira-verbose and -flto-report* to
31867 (Developer Options): New section incorporating moved options.
31868 * doc/cppopts.texi (-dM): Update cross-reference.
31870 2016-01-18 Richard Henderson <rth@redhat.com>
31873 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31874 operands to pseudo only if CSE is expected. Split long immediate
31875 operands only after reload, and for the stack pointer.
31876 (*add<GPI>3_pluslong): Remove.
31877 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31878 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31879 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31880 (*add<GPI>3 peepholes): New.
31881 (*add<GPI>3 splitters): New.
31882 * config/aarch64/constraints.md (Upl): New.
31883 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31885 2016-01-18 Richard Biener <rguenther@suse.de>
31887 PR tree-optimization/69297
31888 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31890 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31892 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31894 PR middle-end/68542
31895 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31896 of mixind vector and scalar types.
31897 (fold_relational_const): Add handling of vector
31898 comparison with boolean result.
31899 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31900 comparison of vector operands with boolean result for EQ/NE only.
31901 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31902 (verify_gimple_cond): Likewise.
31903 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31906 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31908 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31911 2016-01-18 Richard Biener <rguenther@suse.de>
31913 PR middle-end/69308
31914 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31916 2016-01-18 Tom de Vries <tom@codesourcery.com>
31918 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31920 2016-01-18 Tom de Vries <tom@codesourcery.com>
31922 * omp-low.c (set_oacc_fn_attrib): Make extern.
31923 * omp-low.h (set_oacc_fn_attrib): Declare.
31924 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31925 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31926 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31927 Add and handle function parameter oacc_kernels_p.
31928 (find_reduc_addr, get_omp_data_i_param): New function.
31929 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31930 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31931 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31932 Calculate dominance info. Skip loops that are not in a kernels region
31933 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31934 (pass_parallelize_loops::execute): Call parallelize_loops with
31935 oacc_kernels_p argument.
31936 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31937 New member function.
31938 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31939 * passes.def: Add argument to pass_parallelize_loops instantation.
31941 2016-01-18 Tom de Vries <tom@codesourcery.com>
31943 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31944 pass_parallelize_loops to be run outside the loop pipeline.
31946 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31948 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31949 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31951 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31954 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31955 using get_ref_base_and_extent.
31956 (equal_mem_array_ref_p): New.
31957 (hashable_expr_equal_p): Add call to previous.
31959 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31962 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31963 (sra_initialize): Allocate disqualified_constants.
31964 (sra_deinitialize): Free disqualified_constants.
31965 (disqualify_candidate): Update disqualified_constants when appropriate.
31966 (create_access): Scan for constant-pool entries as we go along.
31967 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31968 (maybe_add_sra_candidate): Allow constant-pool entries.
31969 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31970 (initialize_constant_pool_replacements): New.
31971 (sra_modify_assign): Avoid mangling assignments created by previous,
31972 and don't generate writes into constant pool.
31973 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31975 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31977 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31978 andnot instruction.
31979 (scalar_chain::convert_op): Likewise.
31980 * config/i386/i386.md (*andndi3_doubleword): New.
31982 2016-01-18 Richard Biener <rguenther@suse.de>
31984 PR tree-optimization/69170
31985 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31986 building a vector from scalar results of a pattern stmt.
31988 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31990 * haifa-sched.c (autopref_multipass_init): Work around
31991 -Wmaybe-uninitialized warning.
31993 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31995 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31996 against the constant 0.
31998 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32000 PR tree-optimization/68799
32001 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32002 look up phi candidates in the statement-candidate map.
32003 (phi_add_costs): Likewise.
32004 (record_phi_increments): Likewise.
32005 (phi_incr_cost): Likewise.
32006 (ncd_with_phi): Likewise.
32007 (all_phi_incrs_profitable): Likewise.
32009 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32011 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32012 -Wmaybe-uninitialized warning.
32014 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32016 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32017 (Option Summary): Update to reflect new section and moved options.
32018 (C++ Dialect Options): Move -fvtable-verify and related options.
32019 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32020 and profiling-related options.
32021 (Optimization Options): Move profile generation options and
32022 -fstack-protector and related options.
32023 (Instrumentation Options): New section incorporating moved options.
32024 (Code Generation Options): Move -finstrument-functions and
32025 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32027 2016-01-16 Tom de Vries <tom@codesourcery.com>
32029 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32031 2016-01-16 Tom de Vries <tom@codesourcery.com>
32033 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32035 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32037 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32038 that checks whether the table is already empty. Rename the
32039 original implementation to...
32040 (hash_table::empty_slot): ...this new private function.
32042 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32044 PR diagnostic/68899
32045 * diagnostic-show-locus.c (layout::print_source_line): Move x
32046 offset of line until after call to
32047 get_line_width_without_trailing_whitespace.
32049 2016-01-15 Jeff Law <law@redhat.com>
32051 PR tree-optimization/69270
32052 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32053 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32054 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32055 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32056 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32057 ssa_name_has_boolean_range and constant_boolean_node.
32059 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32061 PR rtl-optimization/69030
32062 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32064 (spill_pseudos): Delete debug insn for dead pseudo.
32065 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32067 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32069 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32071 (TYPES_UNOPUS): Likewise.
32072 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32073 builtin type, from UNOP to UNOPUS.
32074 (lbtruncuv4sf): Likewise.
32075 (lbtruncuv2df): Likewise.
32076 (lrounduv2sf): Likewise.
32077 (lrounduv4sf): Likewise.
32078 (lrounduv2df): Likewise.
32079 (lroundusf): Likewise.
32080 (lroundusf): Likewise.
32081 (lceiluv2sf): Likewise.
32082 (lceiluv4sf): Likewise.
32083 (lceiluv2df): Likewise.
32084 (lceilusf): Likewise.
32085 (lceiludf): Likewise.
32086 (lflooruv2sf): Likewise.
32087 (lflooruv4sf): Likewise.
32088 (lflooruv2df): Likewise.
32089 (lfloorusf): Likewise.
32090 (lfloorudf): Likewise.
32091 (lfrintnuv2sf): Likewise.
32092 (lfrintnuv4sf): Likewise.
32093 (lfrintnuv2df): Likewise.
32094 (lfrintnusf): Likewise.
32095 (lfrintnudf): Likewise.
32096 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32098 (vcvtq_u32_f32): Likewise.
32099 (vcvtq_u64_f64): Likewise.
32100 (vcvta_u32_f32): Likewise.
32101 (vcvtaq_u32_f32): Likewise.
32102 (vcvtaq_u64_f64): Likewise.
32103 (vcvtm_u32_f32): Likewise.
32104 (vcvtmq_u32_f32): Likewise.
32105 (vcvtmq_u64_f64): Likewise.
32106 (vcvtn_u32_f32): Likwise.
32107 (vcvtnq_u32_f32): Likewise.
32108 (vcvtnq_u64_f64): Likewise.
32109 (vcvtp_u32_f32): Likewise.
32110 (vcvtpq_u32_f32): Likewise.
32111 (vcvtpq_u64_f64): Likewise.
32112 (vcvtmd_u64_f64): Likewise.
32113 (vcvtms_u32_f32): Likewise.
32114 (vcvtad_u64_f64): Likewise.
32115 (vcvtas_u32_f32): Likewise.
32116 (vcvtnd_u64_f64): Likewise.
32117 (vcvtns_u32_f32): Likewise.
32118 (vcvtpd_u64_f64): Likewise.
32119 (vcvtps_u32_f32): Likewise.
32121 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32123 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32124 CSEL of zero_extended registers.
32126 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32128 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32129 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32131 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32133 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32134 false when argument string is not found in the attributes table
32137 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32140 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32141 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32142 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32143 precision estimate.
32145 2016-01-15 Richard Biener <rguenther@suse.de>
32147 PR tree-optimization/66856
32148 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32149 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32150 (vect_create_new_slp_node): Increment stmt reference count.
32151 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32152 an SLP tree before swapping operands.
32153 (vect_build_slp_tree): Likewise.
32154 (destroy_bb_vec_info): Free stmt info after SLP instances.
32155 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32156 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32157 (STMT_VINFO_NUM_SLP_USES): New macro.
32159 2016-01-15 Richard Biener <rguenther@suse.de>
32162 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32163 (add_linkage_name): ... here.
32164 (gen_typedef_die): Use add_linkage_name_raw instead of
32165 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32168 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32170 * gimplify.c (oacc_default_clause): Decode reference and pointer
32171 types for both kernels and parallel regions.
32173 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32175 PR middle-end/69246
32176 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32178 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32180 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32181 (convert_scalars_to_vector): Likewise.
32183 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32185 * doc/extend.texi (Type Traits): Fix grammar.
32187 2016-01-15 Martin Jambor <mjambor@suse.cz>
32189 * tree-inline.c (remap_decl): Use existing dclarations if
32190 remapping a type and prevent_decl_creation_for_types.
32191 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32192 decls first. Do real remapping with
32193 prevent_decl_creation_for_types set.
32194 * tree-inline.h (copy_body_data): New field
32195 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32198 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32200 * config/s390/s390.opt (mmvcle): More verbose help text.
32202 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32204 * config/s390/s390.opt: Add period to -mzvector option text.
32206 2016-01-15 Richard Biener <rguenther@suse.de>
32208 PR tree-optimization/68961
32209 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32210 of invariants in stores again.
32212 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32214 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32216 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32218 * config/i386/i386.c (ix86_expand_branch): Don't split
32219 DI mode xor instruction to SI mode.
32221 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32224 * ipa-icf.c (sem_function::merge): Virtual functions may become
32225 reachable even if they address is not taken and there are no
32228 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32230 * lto-streamer-out.c (subtract_estimated_size): New function.
32231 (get_symbol_initial_value): Use it.
32233 2016-01-15 Christian Bruel <christian.bruel@st.com>
32236 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32237 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32238 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32239 use add_builtin_function_ext_scope instead of add_builtin_function.
32240 (neon_set_p, neon_crypto_set_p): Remove.
32241 (arm_init_builtins): Always call arm_init_neon_builtins and
32242 arm_init_crypto_builtins.
32243 (arm_expand_builtin): Check that builtins are allowed for the arch.
32244 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32245 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32246 arm_init_neon_builtins call.
32248 2016-01-15 Richard Biener <rguenther@suse.de>
32250 PR tree-optimization/69117
32251 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32252 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32253 of the leader conservatively.
32254 (free_scc_vn): Restore original SSA name infos.
32256 2016-01-14 Jeff Law <law@redhat.com>
32258 PR tree-optimization/69270
32259 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32260 single bit of precision, verify it's also unsigned.
32261 (record_edge_info): Use constant_boolean_node rather than fold_convert
32262 to convert boolean_true/boolean_false to the right type.
32264 2016-01-14 Richard Henderson <rth@redhat.com>
32267 * loop-doloop.c (record_reg_sets): New.
32268 (doloop_optimize): Reject the transform if the sequence
32269 clobbers registers live at the end of the loop block.
32270 (doloop_optimize_loops): Enable df_live if needed.
32272 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32274 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32275 * config/rs6000/rs6000.c: Likewise.
32276 * config/rs6000/rs6000.h: Likewise.
32277 * config/rs6000/rs6000.md: Likewise.
32278 * doc/extend.texi: Likewsie.
32280 2016-01-14 Jeff Law <law@redhat.com>
32282 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32285 2016-01-14 Richard Henderson <rth@redhat.com>
32289 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32290 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32291 instead of builtin_decl_declared_p to test for declaration.
32293 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32295 * doc/loop.texi (Loop Analysis and Representation): Document
32296 loop_depth function.
32298 2016-01-14 Tom de Vries <tom@codesourcery.com>
32300 PR tree-optimization/68773
32301 * omp-low.c (expand_omp_target): Don't set force_output.
32302 * varpool.c (varpool_node::get_create): Same.
32303 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32304 offload_funcs with force_output.
32306 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32309 * lra-eliminations.c (move_plus_up): Don't change anything if either
32310 the outer or inner subreg mode is not MODE_INT.
32311 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32312 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32314 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32316 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32317 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32318 reduc_uplus_@var{m}): Remove.
32319 * expr.c (expand_expr_real_2): Remove expansion path for
32320 reduc_[us](min|max|plus) optabs.
32321 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32322 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32323 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32324 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32325 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32326 reduc_[us](min|max|plus) optabs.
32328 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32330 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32331 (reduc_plus_scal_v2sf): New.
32332 (reduc_smax_v2sf): Rename to...
32333 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32334 (reduc_smin_v2sf): Rename to...
32335 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32337 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32339 * alias.c (compare_base_symbol_refs): New function.
32340 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32343 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32345 PR middle-end/68146
32346 PR tree-optimization/69155
32347 * tree-complex.c: Include cfganal.h.
32348 (phis_to_revisit): New variable.
32349 (extract_component): Add phiarg_p argument. Assert that returned
32350 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32351 (update_phi_components): Partly rewrite to use loop over real/imag
32352 components instead of code duplication. If extract_component returns
32353 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32354 create_tmp_reg into the PHI node instead, and mention the phi triplet
32355 in phis_to_revisit.
32356 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32357 in phis_to_revisit at the end.
32359 2016-01-14 Richard Biener <rguenther@suse.de>
32361 PR tree-optimization/68060
32362 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32363 outer loop reduction is only used in the inner loop before
32364 detecting a double reduction.
32366 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32369 * combine.c (expand_field_assignment): Punt if compute_mode is
32370 unsupported scalar mode.
32372 2016-01-14 Richard Biener <rguenther@suse.de>
32374 PR tree-optimization/66856
32375 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32376 SLP node only if it built successfully.
32377 (vect_analyze_slp_instance): Adjust.
32379 2016-01-14 Jeff Law <law@redhat.com>
32381 PR tree-optimization/69270
32382 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32383 (record_edge_info): Use it. Convert boolean_{true,false}_node
32384 to the type of op0.
32386 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32389 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32390 use block_ultimate_origin
32391 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32393 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32395 * doc/invoke.texi (Submodel Options): Rename section to
32396 "Machine-Dependent Options" to better reflect its content.
32397 Rewrite introductory text to remove archaic CPU names.
32400 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32402 * doc/invoke.texi (Code Gen Options): Move section up in file,
32403 before target-specific options. Update menu and option summary
32404 to reflect the new section ordering.
32406 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32408 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32409 (C++ Dialect Options): Add cross-reference to -std option.
32410 * doc/standards.texi (C++ Language): Document C++14 support.
32412 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32414 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32415 for pack/unpack functions for __ibm128.
32416 (PACK_IF): Likewise.
32417 (UNPACK_IF): Likewise.
32419 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32420 support for __ibm128 pack/unpack functions.
32421 (rs6000_invalid_builtin): Likewise.
32422 (rs6000_init_builtins): Likewise.
32423 (rs6000_opt_masks): Likewise.
32425 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32426 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32428 (RS6000_BTM_COMMON): Likewise.
32430 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32431 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32432 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32433 128-bit floating point. Add support for the double values to be
32434 in Altivec registers for TF/IF packing and unpacking, but restrict
32435 TD packing sub-fields to be FPR registers. Don't allow overlapped
32436 register support for packing. Allow pack inputs to be memory
32437 locations. Don't build generator functions for unpack<mode>_dm
32438 and unpack<mode>_nodm.
32439 (unpack<mode>_dm): Likewise.
32440 (unpack<mode>_nodm): Likewise.
32441 (pack<mode>): Likewise.
32443 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32444 built-in functions to pack/unpack explicit __ibm128 values.
32445 (__builtin_unpack_ibm128): Likewise.
32447 * doc/extend.texi (PowerPC Built-in Functions): Document
32448 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32450 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32453 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32454 Add new arg loc and pass it down as context.
32455 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32456 to the location to use for the warning.
32457 (check_function_arguments): New arg loc. All callers changed. Pass
32458 it to check_function_nonnull.
32459 * c-common.h (check_function_arguments): Adjust declaration.
32461 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32463 PR tree-optimization/69156
32464 * gimple.c (validate_type): Removed.
32465 (gimple_builtin_call_types_compatible_p): Use
32466 useless_type_conversion_p instead of validate_type.
32467 * value-prof.c (gimple_stringop_fixed_value): Fold
32468 icall_size to correct type.
32470 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32472 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32475 2016-01-13 Richard Henderson <rth@redhat.com>
32478 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32479 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32480 (ix86_builtin_tm_store): Remove.
32481 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32482 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32483 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32484 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32485 * doc/tm.texi: Rebuild.
32487 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32488 (BUILT_IN_TM_MEMCPY_RTWN): New.
32489 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32490 fallback from vector to integer helpers.
32491 (build_tm_load): Handle vector types directly, instead of
32493 (build_tm_store): Likewise.
32494 (expand_assign_tm): Prepare for register types not handled by
32495 the above. Copy them to memory and use memcpy.
32496 * tree.c (tm_define_builtin): New.
32497 (find_tm_vector_type): New.
32498 (build_tm_vector_builtins): New.
32499 (build_common_builtin_nodes): Call it.
32501 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32503 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32504 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32506 2016-01-13 Tom de Vries <tom@codesourcery.com>
32508 PR tree-optimization/69169
32509 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32510 handled_struct_type param.
32511 (create_variable_info_for, intra_create_variable_infos): Call
32512 create_variable_info_for_1 with extra arg.
32514 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32516 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32517 and "armv8.1-a+crc" entries.
32519 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32522 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32523 Change first operand predicate from register_or_constm1_operand
32524 to register_operand.
32525 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32526 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32527 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32528 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32529 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32530 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32531 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32532 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32533 comparison with constm1_rtx from vec_prefetch_gen part.
32535 2016-01-13 Richard Biener <rguenther@suse.de>
32537 PR tree-optimization/69013
32538 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32539 Exchange assert for a test.
32541 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32544 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32546 2016-01-13 Richard Biener <rguenther@suse.de>
32548 PR tree-optimization/69242
32549 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32550 assert with a check.
32552 2016-01-13 Richard Biener <rguenther@suse.de>
32554 PR tree-optimization/69186
32555 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32556 Properly guard vect_update_misalignment_for_peel call.
32558 2016-01-12 Jeff Law <law@redhat.com>
32560 PR tree-optimization/pr67755
32561 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32562 "need_profile_correction".
32563 (thread_block_1): Initialize new field to false by default. If we
32564 have multiple thread paths through a common joiner to different
32565 final targets, then set new field to true.
32566 (compute_path_counts): Only do count adjustment when it's really
32569 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32571 * doc/invoke.texi (Spec Files): Move section down in file, past
32572 all command-line option descriptions.
32574 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32576 PR middle-end/54809
32577 * doc/gty.texi: Remove documentation of mark_hook.
32578 * gengtype.c (struct write_types_data): Remove code to support
32579 mark_hook attribute.
32580 (walk_type): Likewise.
32581 (write_func_for_structure): Likewise.
32583 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32585 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32586 Directory Options, and -specs= to Overall Options.
32587 (Overall Options): Adjust similarly. Reorder to group related
32588 options together. Make -specs= cross-reference the spec file details.
32589 (Directory Options): Adjust similarly.
32591 2016-01-12 Jeff Law <law@redhat.com>
32593 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32595 2016-01-12 Olivier Hainque <hainque@adacore.com>
32597 * gcc.c (spec_undefvar_allowed): New global.
32598 (process_command): Set to true when running for --version or --help,
32600 (getenv_spec_function): When the variable is not defined, use the
32601 variable name as the variable value if we're allowed not to issue
32604 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32606 PR tree-optimization/68911
32607 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32608 information computed for expression "init + nit * step".
32610 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32612 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32613 about name of GCC executable. Remove deleted node from menu.
32614 (Directory Options) <-B>: Remove cross-reference to deleted node.
32615 (Target Options): Delete section.
32617 2016-01-12 Christian Bruel <christian.bruel@st.com>
32620 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32621 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32623 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32626 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32627 aligned_mem is properly set for AVX512-VL floating point masked
32631 * ifcvt.c (cond_exec_process_if_block): When removing the last
32632 insn from then_bb, remove also any possible barriers that follow it.
32634 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32638 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32639 (PTRDIFF_TYPE): Likewise.
32640 (WCHAR_TYPE): Likewise.
32641 (WCHAR_TYPE_SIZE): Likewise.
32642 (STDINT_LONG32): Likewise.
32644 2016-01-12 Richard Biener <rguenther@suse.de>
32646 PR tree-optimization/69053
32647 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32648 convert initial value for cond reductions.
32650 2016-01-12 Richard Biener <rguenther@suse.de>
32652 PR tree-optimization/69007
32653 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32654 widen_sum after dot_prod and sad.
32656 2016-01-12 Richard Biener <rguenther@suse.de>
32658 PR tree-optimization/69168
32659 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32660 pattern stmt SLP type.
32661 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32662 end up unused so cope with that case.
32664 2016-01-12 Richard Biener <rguenther@suse.de>
32666 PR tree-optimization/69157
32667 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32668 stmts def type only during analyze phase.
32669 (vectorizable_call): Likewise.
32670 (vectorizable_simd_clone_call): Likewise.
32671 (vectorizable_conversion): Likewise.
32672 (vectorizable_assignment): Likewise.
32673 (vectorizable_shift): Likewise.
32674 (vectorizable_operation): Likewise.
32675 (vectorizable_store): Likewise.
32676 (vectorizable_load): Likewise.
32678 2016-01-12 Richard Biener <rguenther@suse.de>
32680 PR tree-optimization/69174
32681 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32683 (vectorizable_load): Properly compute the number of loads needed
32684 for permuted strided SLP loads and do not spuriously assign
32685 to SLP_TREE_VEC_STMTS.
32687 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32689 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32690 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32691 (MD_EXEC_PREFIX): Remove.
32692 (MD_STARTFILE_PREFIX) Removee.
32693 (FILE_NAME_ABSOLUTE_P): Remove.
32694 (CPP_SPEC): Do not read macros from sys/version.h.
32695 (LINK_COMMAND_SPEC): Remove.
32696 (LOCAL_INCLUDE_DIR): Remove.
32697 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32698 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32699 (POST_LINK_SPEC): Define to invoke stubify after linker
32700 (LIBSTDCXX): Remove define
32701 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32702 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32703 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32704 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32705 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32706 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32707 (i386_djgpp_asm_named_section): Add propotype of new procedure
32709 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32710 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32711 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32712 in config/i386/djgpp.h).
32713 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32714 STANDARD_STARTFILE_PREFIX_1.
32715 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32716 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32717 installation errors.
32718 (MAX_OFILE_ALIGNMENT): Define to 128.
32719 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32721 * config/i386/djgpp.c: New file. Add implementation of
32722 i386_djgpp_asm_named_section.
32724 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32726 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32727 Add rule for building djgpp.o.
32729 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32731 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32732 (rtx_is_swappable_p): Reductions are swappable.
32733 (insn_is_swappable_p): V2DF reductions are swappable.
32735 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32737 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32738 reloads for other unsupported memory operands.
32740 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32741 Jim Wilson <jim.wilson@linaro.org>
32744 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32745 copy_to_mode_reg instead of force_reg.
32747 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32750 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32751 TARGET_80387 is true.
32753 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32756 * lra-eliminations.c (move_plus_up): Only move plus up
32757 if subreg of the constant can be simplified into constant
32758 and use the simplified subreg of the constant instead of
32759 the original constant.
32761 * fold-const.c (fold_convertible_p): Don't return true
32762 for conversion of VECTOR_TYPE to same sized integral type.
32763 (fold_convert_loc): Fix up formatting. Fold conversion of
32764 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32765 instead of NOP_EXPR.
32767 PR tree-optimization/69214
32768 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32769 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32772 PR tree-optimization/69207
32773 * tree-vect-slp.c (vect_get_constant_vectors): For
32774 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32775 fold_convertible_p to vector_type's element type, and always
32776 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32778 2016-01-11 Richard Biener <rguenther@suse.de>
32780 PR tree-optimization/69173
32781 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32782 fixup the cycle if all stmts are in a pattern.
32784 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32786 PR middle-end/68999
32787 * alias.c (base_alias_check): Move check for addresses with
32788 alignment ANDs before the call for compare_base_decls.
32789 (memrefs_conflict_p): Return -1 for different decls
32790 that went through alignment adjustments.
32792 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32794 PR rtl-optimization/68796
32795 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32796 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32797 and QImode comparisons against zero with CC_NZmode.
32798 * config/aarch64/iterators.md (short_mask): New mode_attr.
32800 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32802 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32803 (<avx512>_store<mode>_mask): Likewise.
32805 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32806 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32808 PR rtl-optimization/68841
32809 * ifcvt.c (struct noce_if_info): Add orig_x field.
32810 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32811 Don't record conflicts on to_rename if it's present.
32812 Allow memory destinations in sets.
32813 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32814 blocks, passing orig_x to the checks.
32815 (noce_process_if_block): Set if_info->orig_x appropriately.
32817 2016-01-11 Tom de Vries <tom@codesourcery.com>
32819 PR tree-optimization/69069
32820 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32822 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32824 PR rtl-optimization/68920
32825 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32826 of conditional moves for RTL if-conversion to 1 for
32827 TARGET_ONE_IF_CONV_INSN.
32828 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32829 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32830 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32831 parameter to restirct number of conditional moves for
32833 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32834 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32837 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32840 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32841 onepart vars. Fix typo in comment. Fix reversed condition in
32843 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32846 * var-tracking.c (dump_onepart_variable_differences): New.
32847 (dataflow_set_different): If a detailed dump is requested,
32848 delay early returns and dump differences between onepart
32849 variables present before and after, and added variables.
32851 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32854 * expr.c (expand_expr_real_1): For boolean vector constants
32855 with a scalar mode use const_scalar_mask_from_tree.
32856 (const_scalar_mask_from_tree): New.
32857 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32858 assigned to a mask type to handle constants.
32860 2016-01-11 Martin Jambor <mjambor@suse.cz>
32863 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32864 useless parameters if we cannot change function signature.
32866 2016-01-11 Martin Jambor <mjambor@suse.cz>
32869 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32872 2016-01-11 Tom de Vries <tom@codesourcery.com>
32874 PR tree-optimization/69109
32875 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32878 2016-01-11 Tom de Vries <tom@codesourcery.com>
32880 PR tree-optimization/69108
32881 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32882 res is not used in a phi.
32884 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32887 * common.opt (frandom-seed): Fix parameter name.
32888 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32890 2016-01-11 Tom de Vries <tom@codesourcery.com>
32892 PR tree-optimization/69058
32893 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32896 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32898 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32899 (mcode-density): Likewise.
32901 2016-01-10 Tom de Vries <tom@codesourcery.com>
32903 PR tree-optimization/69062
32904 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32905 (parallelize_loops): Don't paralelize loop that has phi with address
32908 2016-01-10 Tom de Vries <tom@codesourcery.com>
32910 PR tree-optimization/69039
32911 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32914 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32916 PR middle-end/68743
32917 * match.pd: Require target has function_c99_misc before doing
32918 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32920 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32922 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32924 * configure: Regenerate.
32926 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32928 PR middle-end/50865
32929 PR tree-optimization/69097
32930 * fold-const.h (expr_not_equal_to): New prototype.
32931 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32932 (expr_not_equal_to): New function.
32933 * match.pd (X % -Y is the same as X % Y): Don't optimize
32934 unless X is known not to be equal to minimum or Y is known
32935 not to be equal to -1.
32936 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32937 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32938 (simplify_stmt_using_ranges): Adjust caller.
32939 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32940 substitute_and_fold.
32942 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32944 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32947 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32949 PR tree-optimization/69167
32950 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32951 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32953 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32955 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32956 Richard Biener <rguenther@suse.de>
32958 PR tree-optimization/68707
32959 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32960 instances that can be handled via vect_load_lanes.
32962 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32964 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32965 if we can't determine address equivalence.
32966 * alias.c (compare_base_decl): Update for changed return value of
32967 symtab_node::equal_address_to.
32969 2016-01-08 Jason Merrill <jason@redhat.com>
32973 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32974 * expr.c (store_field): Not here.
32975 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32976 call with TREE_ADDRESSABLE type.
32977 * tree-cfg.c (verify_gimple_call): Adjust.
32979 2016-01-08 Olivier Hainque <hainque@adacore.com>
32981 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32984 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32986 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32987 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32988 (reduc_smin_v2sf): Rename to...
32989 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32990 (reduc_splus_v2sf): Rename to...
32991 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32993 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32995 PR tree-optimization/69162
32996 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32997 valist argument in another argument.
32998 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32999 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33000 to determine the va_list type, build a MEM_REF instead of
33001 build_fold_indirect_ref.
33003 PR tree-optimization/69172
33004 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33007 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33009 PR tree-optimization/67781
33010 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33011 and cmpnop in two steps: first the ones not accessed in original
33012 gimple expression in a endian independent way and then the ones not
33013 accessed in the final result in an endian-specific way.
33015 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33017 PR tree-optimization/69083
33018 * tree-vect-slp.c (vect_get_constant_vectors): For
33019 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33020 element type. If op is fold_convertible_p to vector_type's element
33021 type, use NOP_EXPR instead of VCE.
33023 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33025 PR rtl-optimization/67778
33026 PR rtl-optimization/68634
33027 PR rtl-optimization/68909
33028 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33029 block from the stack until done with it. Remove a superfluous
33030 bitmap set. Remove a superfluous bitmap test.
33032 2016-01-07 Martin Sebor <msebor@redhat.com>
33035 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33036 constraint on the type of arguments.
33038 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33040 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33041 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33042 unaligned_access on the gcc_options set.
33043 * config/arm/arm.c (arm_option_override_internal): Use
33044 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33046 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33049 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33050 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33052 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33055 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33058 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33059 depending on frame_pointer_needed before remaining integer and SSE
33060 registers are saved.
33062 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33065 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33067 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33070 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33071 Use the "xBm" constraint.
33072 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33074 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33075 (sse_cvtsi2ssq<round_name>): Likewise.
33076 (sse_cvtss2si<round_name>): Likewise.
33077 (sse_cvtss2siq<round_name>): Likewise.
33078 (sse2_cvtsi2sdq<round_name>): Likewise.
33079 (sse2_cvtsd2si<round_name>): Likewise.
33080 (sse2_cvtsd2siq<round_name>): Likewise.
33081 * config/i386/subst.md (round_nimm_scalar_predicate): New
33084 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33086 PR middle-end/67639
33087 * varasm.c (make_decl_rtl): Mark invalid register vars as
33090 PR rtl-optimization/66206
33091 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33092 All callers changed.
33094 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33096 PR tree-optimization/69141
33097 * tree-ssa-pre.c: Include langhooks.h.
33098 (eliminate_dom_walker::before_dom_children): Use
33099 lang_hooks.decl_printable_name instead of
33100 cgraph_node::get ()->name ().
33102 PR middle-end/68960
33103 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33104 it and DECL_ALIGN too.
33106 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33108 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33110 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33113 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33114 depending on frame_pointer_needed before remaining integer and SSE
33115 registers are saved.
33117 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33119 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33120 mode iterator with VSX_M2.
33121 (*p9_vecstore_<mode>): Likewise.
33122 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33123 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33124 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33125 (define_split for VSX_LE128 stores): Likewise.
33126 (define_peephole2 for TImode LE swaps): Likewise.
33127 (define_split for VSX_LE128 post-reload stores): Likewise.
33129 2016-01-06 Marek Polacek <polacek@redhat.com>
33132 * convert.c (convert_to_integer_1): Adjust call to
33133 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33134 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33135 EXPR instead of ARG.
33136 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33138 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33141 * doc/extend.texi (RL78 Variable Attributes): New section.
33143 2016-01-05 Marek Polacek <polacek@redhat.com>
33146 * builtins.c (get_memmodel): Use expansion point location rather than
33147 the input location. Call warning_at rather than warning.
33148 (expand_builtin_atomic_compare_exchange): Likewise.
33149 (expand_builtin_atomic_load): Likewise.
33150 (expand_builtin_atomic_store): Likewise.
33151 (expand_builtin_atomic_clear): Likewise.
33153 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33156 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33157 Replace nonimmediate_operand with vector_operand.
33158 * config/i386/predicates.md (vector_operand): New predicate.
33159 (general_vector_operand): Replace nonimmediate_operand with
33161 * config/i386/sse.md: Replace nonimmediate_operand with
33162 vector_operand and m constraint with Bm constraint on SSE
33163 patterns with 16-byte memory operand.
33164 * config/i386/subst.md (round_nimm_predicate): Replace
33165 nonimmediate_operand with vector_operand.
33166 (round_saeonly_nimm_predicate): Likewise.
33167 (round_saeonly_nimm_scalar_predicate): New.
33169 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33172 * config/i386/constraints.md (Bm): New constraint.
33173 * config/i386/predicates.md (vector_memory_operand): New
33175 * config/i386/sse.md: Replace xm with xBm in plusminus and
33176 any_logic patterns.
33178 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33181 * doc/extend.texi (V850 Function Attributes): New section.
33182 (V850 Variable Attributes): New section.
33184 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33187 * doc/extend.texi (MicroBlaze Function Attributes): Document
33188 interrupt_handler and fast_interrupt attributes.
33190 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33193 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33194 for local symbolic operands.
33195 * config/ia64/predicates.md (local_symbolic_operand64): New
33198 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33200 PR rtl-optimization/68651
33201 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33204 2016-01-05 Nathan Sidwell <nathan@acm.org>
33206 * alias.c (compare_base_decls): Use symtab_node::get.
33208 2016-01-05 Nick Clifton <nickc@redhat.com>
33211 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33212 secondary_reload_info structure.
33215 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33216 decls if weak support is available.
33218 2016-01-04 Martin Sebor <msebor@redhat.com>
33220 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33222 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33224 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33225 OPTION_MASK_P9_DFORM.
33227 * config/rs6000/constraints.md (wo constraint): New constraint for
33230 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33232 (rs6000_init_hard_regno_mode_ok): Likewise.
33234 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33237 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33238 expanders not to have constraints. Add support for ISA 3.0 xxperm
33239 instruction. Add support for fusing xxlor with xxperm.
33240 (altivec_vperm_<mode>_internal): Likewise.
33241 (altivec_vperm_v8hiv16qi): Likewise.
33242 (altivec_vperm_<mode>v16q): Likewise.
33243 (altivec_vperm_<mode>_uns): Likewise.
33244 (vperm_v8hiv4si): Likewise.
33245 (vperm_v16qiv8hi): Likewise.
33247 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33249 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33251 Update copyright years.
33253 * gcc.c (process_command): Update copyright notice dates.
33254 * gcov-dump.c (print_version): Ditto.
33255 * gcov.c (print_version): Ditto.
33256 * gcov-tool.c (print_version): Ditto.
33257 * gengtype.c (create_file): Ditto.
33258 * doc/cpp.texi: Bump @copying's copyright year.
33259 * doc/cppinternals.texi: Ditto.
33260 * doc/gcc.texi: Ditto.
33261 * doc/gccint.texi: Ditto.
33262 * doc/gcov.texi: Ditto.
33263 * doc/install.texi: Ditto.
33264 * doc/invoke.texi: Ditto.
33266 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33268 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33269 modes larger than TImode as TImode if NEON is not enabled.
33271 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33274 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33275 mode for %f0-%f31 only if TARGET_FPU.
33277 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33280 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33281 to compute the PACKED_P predicate.
33282 (function_arg_record_value): Minor tweaks.
33284 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33286 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33287 option for arm*-*-* targets.
33289 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33291 * doc/extend.texi (Common Function Attributes): Move docs for
33292 MSP430-specific attributes to....
33293 (MSP430 Function Attributes): ...here. Delete the redundant
33294 entries and copy-edit the remaining text.
33295 (MSP430 Variable Attributes): Use uniform format for index
33296 entries and add a cross-reference to the corresponding function
33299 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33301 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33303 (x86 Options): Likewise.
33305 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33309 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33310 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33311 to corresponding attribute.
33313 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33315 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33316 to correct alphabetization of table. Copy-edit and correct
33318 <stack_protect>: Likewise.
33319 <target_clones>: Likewise.
33321 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33322 Correct punctuation.
33323 (Code Gen Options) <-fno-plt>: Copy-edit.
33325 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33328 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33329 SI values. Explicitly convert SI to DI and vice-versa.
33331 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33333 PR tree-optimization/69070
33334 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33335 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33338 * ubsan.c (ubsan_instrument_float_cast): Call
33339 initialize_sanitizer_builtins.
33342 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33344 Copyright (C) 2016 Free Software Foundation, Inc.
33346 Copying and distribution of this file, with or without modification,
33347 are permitted in any medium without royalty provided the copyright
33348 notice and this notice are preserved.